// relative to headerStart
    private static final int PRIMARY_SETUP_OFFSET = 61;
    private static final int SECONDARY_PARAMETER_OFFSET = 51;

    static final int DISCONNECT_TID = 0x01;
    static final int ONE_WAY_TRANSACTION = 0x02;

    static final int PADDING_SIZE = 4;

    private final int tflags = 0x00;
    private int pad1 = 0;
    private int pad2 = 0;

     * @return optional file authentication entity
     */
    public static OptionalEntity<FileAuthentication> getFileAuthentication(final CreateForm form) {
        final SystemHelper systemHelper = ComponentUtil.getSystemHelper();
        final String username = systemHelper.getUsername();
        final long currentTime = systemHelper.getCurrentTimeAsLong();
        return getEntity(form, username, currentTime).map(entity -> {

     * @param token
     *            the security token for authentication
     */
    public Smb2SessionSetupRequest(final CIFSContext context, final int securityMode, final int capabilities, final long previousSessionid,
            final byte[] token) {
        super(context.getConfig(), SMB2_SESSION_SETUP);
        this.securityMode = securityMode;
        this.capabilities = capabilities;

     * @throws SmbException if an SMB error occurs
     */
    public SmbFileInputStream(final SmbFile file) throws SmbException {
        this(file, 0, SmbConstants.O_RDONLY, SmbConstants.DEFAULT_SHARING, false);
    }

    SmbFileInputStream(final SmbFile file, final int openFlags, final int access, final int sharing, final boolean unshared)
            throws SmbException {
        this.file = file;

    SmbFileOutputStream(final SmbFile file, final SmbTreeHandleImpl th, final SmbFileHandleImpl handle, final int openFlags,
            final int access, final int sharing) throws CIFSException {
        this.file = file;
        this.handle = handle;
        this.openFlags = openFlags;
        this.access = access;
        this.sharing = sharing;
        this.append = false;
        this.smb2 = th.isSMB2();
        init(th);
    }

     * @return the key associated with the request
     * @throws IOException if an I/O error occurs
     */
    protected <T extends Response> long doSend(final Request request, final T response, final Set<RequestParam> params, final long timeout)
            throws IOException {
        final long firstKey = prepareRequests(request, response, params, timeout);
        doSend(request);
        return firstKey;
    }

    /**

     *
     * @param mode
     *            the mode to set
     */
    public final void setMode(final int mode) {
        this.mode = mode;
    }

    /**
     * Sets the seek offset.
     *
     * @param offset
     *            the offset to set
     */
    public final void setOffset(final long offset) {
        this.offset = offset;
    }

    /**
     * {@inheritDoc}
     *

     *            The supplied authentication domain.
     * @param suppliedWorkstation
     *            The supplied workstation name.
     */
    public Type1Message(final CIFSContext tc, final int flags, final String suppliedDomain, final String suppliedWorkstation) {
        setFlags(getDefaultFlags(tc) | flags);
        setSuppliedDomain(suppliedDomain);
        setSuppliedWorkstation(suppliedWorkstation);
    }

    /**

     * @return An optional entity of a boost document rule.
     */
    public static OptionalEntity<BoostDocumentRule> getBoostDocumentRule(final CreateForm form) {
        final SystemHelper systemHelper = ComponentUtil.getSystemHelper();
        final String username = systemHelper.getUsername();
        final long currentTime = systemHelper.getCurrentTimeAsLong();
        return getEntity(form, username, currentTime).map(entity -> {

     */
    public static OptionalEntity<RequestHeader> getRequestHeader(final CreateForm form) {
        final SystemHelper systemHelper = ComponentUtil.getSystemHelper();
        final String username = systemHelper.getUsername();
        final long currentTime = systemHelper.getCurrentTimeAsLong();
        return getEntity(form, username, currentTime).map(entity -> {