}


    private static byte[] encode ( byte[] customData, byte[] machineId ) {
        int size = 8 + 8 + 32;
        byte[] enc = new byte[size];
        SMBUtil.writeInt4(size, enc, 0);
        SMBUtil.writeInt4(0, enc, 4);
        System.arraycopy(customData, 0, enc, 8, 8);
        System.arraycopy(machineId, 0, enc, 16, 32);
        return enc;
    }

                    (32 + domain.length + workstation.length) : 16];
            System.arraycopy(NTLMSSP_SIGNATURE, 0, type1, 0, 8);
            writeULong(type1, 8, 1);
            writeULong(type1, 12, flags);
            if (hostInfo) {
                writeSecurityBuffer(type1, 16, 32, domain);
                writeSecurityBuffer(type1, 24, 32 + domain.length, workstation);
            }

        return size8(Smb2Constants.SMB2_HEADER_LENGTH + 32);
    }


    /**
     * {@inheritDoc}
     *
     * @see jcifs.internal.smb2.ServerMessageBlock2#writeBytesWireFormat(byte[], int)
     */
    @Override
    protected int writeBytesWireFormat ( byte[] dst, int dstIndex ) {
        int start = dstIndex;
        SMBUtil.writeInt2(32, dst, dstIndex);

        }
        return dstIndex - start;
    }


    /**
     * {@inheritDoc}
     *
     * @see jcifs.Encodable#size()
     */
    @Override
    public int size () {
        return 32 + this.chunks.length * 24;
    }

        return 2;
    }


    @Override
    protected int readBytesWireFormat ( byte[] buffer, int bufferIndex ) {
        int start = bufferIndex;

        int len = readStringLength(buffer, bufferIndex, 32);
        try {
            this.service = new String(buffer, bufferIndex, len, "ASCII");
        }
        catch ( UnsupportedEncodingException uee ) {
            return 0;
        }

    /**
     * {@inheritDoc}
     *
     * @see jcifs.internal.CommonServerMessageBlockRequest#size()
     */
    @Override
    public int size () {
        return size8(Smb2Constants.SMB2_HEADER_LENGTH + 32 + this.info.size());
    }


    /**
     * {@inheritDoc}
     *
     * @see jcifs.internal.smb2.ServerMessageBlock2#writeBytesWireFormat(byte[], int)
     */
    @Override

        }

        List<NegotiateContextRequest> negoContexts = new LinkedList<>();
        if ( config.getMaximumVersion() != null && config.getMaximumVersion().atLeast(DialectVersion.SMB311) ) {
            byte[] salt = new byte[32];
            config.getRandom().nextBytes(salt);
            negoContexts.add(new PreauthIntegrityNegotiateContext(config, new int[] {
                PreauthIntegrityNegotiateContext.HASH_ALGO_SHA512
            }, salt));

     */
    private static byte[] derive ( byte[] sessionKey, byte[] label, byte[] context ) {
        KDFCounterBytesGenerator gen = new KDFCounterBytesGenerator(new HMac(new SHA256Digest()));

        int r = 32;
        byte[] suffix = new byte[label.length + context.length + 5];
        // per bouncycastle
        // <li>1: K(i) := PRF( KI, [i]_2 || Label || 0x00 || Context || [L]_2 ) with the counter at the very beginning

        systemProperties.setProperty(key, value == null ? StringUtil.EMPTY : value);
    }

    private List<String> getDayItems() {
        final List<String> items = new ArrayList<>();
        for (int i = 0; i < 32; i++) {
            items.add(Integer.toString(i));
        }
        for (int i = 40; i < 370; i += 10) {
            items.add(Integer.toString(i));
        }
        items.add(Integer.toString(365));

     */
    public static String create() {
        final StringBuilder buf = new StringBuilder(BASE.length() * 2);
        buf.append(BASE);
        final int lowTime = (int) (System.currentTimeMillis() >> 32);
        StringUtil.appendHex(buf, lowTime);
        StringUtil.appendHex(buf, RANDOM.nextInt());
        return buf.toString();
    }

    private static byte[] getAddress() {
        try {