private CacheEntry<DfsReferralDataInternal> referrals = null;
    private final Object referralsLock = new Object();


    /**
     * @param tc
     * 
     */
    public DfsImpl ( CIFSContext tc ) {}


    private Map<String, Map<String, CacheEntry<DfsReferralDataInternal>>> getTrustedDomains ( CIFSContext tf ) throws SmbAuthException {

     * environment.
     * 
     * @param tc
     *            context to use
     */
    public Type1Message ( CIFSContext tc ) {
        this(tc, getDefaultFlags(tc), tc.getConfig().getDefaultDomain(), tc.getNameServiceClient().getLocalHost().getHostName());
    }


    /**
     * Creates a Type-1 message with the specified parameters.
     * 
     * @param tc
     *            context to use
     * @param flags

        super(config, SMB2_CREATE);
        setPath(name);
    }


    @Override
    protected Smb2CreateResponse createResponse ( CIFSContext tc, ServerMessageBlock2Request<Smb2CreateResponse> req ) {
        return new Smb2CreateResponse(tc.getConfig(), this.name);
    }


    /**
     * {@inheritDoc}
     *
     * @see jcifs.internal.RequestWithPath#getPath()
     */
    @Override

        this.maxOutputResponse = outputBuffer.length;
    }


    @Override
    protected Smb2IoctlResponse createResponse ( CIFSContext tc, ServerMessageBlock2Request<Smb2IoctlResponse> req ) {
        return new Smb2IoctlResponse(tc.getConfig(), this.outputBuffer, this.controlCode);
    }


    /**
     * @param flags
     *            the flags to set
     */

     * @param unshared
     *            whether to use an exclusive connection for this pipe
     * @param tc
     * @throws MalformedURLException
     */

    public SmbNamedPipe ( String url, int pipeType, boolean unshared, CIFSContext tc ) throws MalformedURLException {
        super(url, tc);
        this.pipeType = pipeType;
        setNonPooled(unshared);
        if ( !getLocator().isIPC() ) {

    /**
     * @param url
     * @param tc
     * @param unshared
     * @throws DcerpcException
     * @throws MalformedURLException
     */
    public DcerpcPipeHandle ( String url, CIFSContext tc, boolean unshared ) throws DcerpcException, MalformedURLException {
        super(tc, DcerpcHandle.parseBinding(url));
        this.pipe = new SmbNamedPipe(makePipeUrl(), pipeFlags, unshared, tc);

     */
    @Override
    public boolean canReuse ( CIFSContext tc, boolean forceSigning ) {
        return getConfig().equals(tc.getConfig());
    }


    @Override
    public boolean isValid ( CIFSContext tc, SmbNegotiationRequest req ) {
        if ( !isReceived() || getStatus() != 0 ) {
            return false;
        }

     * {@inheritDoc}
     *
     * @see jcifs.internal.SmbNegotiationResponse#canReuse(jcifs.CIFSContext, boolean)
     */
    @Override
    public boolean canReuse ( CIFSContext tc, boolean forceSigning ) {
        return this.getConfig().equals(tc.getConfig());
    }


    /**
     * @return the dialectIndex
     */
    public int getDialectIndex () {
        return this.dialectIndex;
    }

            this.socket.setSoTimeout(tc.getConfig().getSoTimeout());

            this.out = this.socket.getOutputStream();
            this.in = this.socket.getInputStream();

            SessionServicePacket ssp = new SessionRequestPacket(tc.getConfig(), calledName, tc.getNameServiceClient().getLocalName());

     * 
     * @param url
     * @param mode
     * @param sharing
     * @param tc
     * @throws SmbException
     * @throws MalformedURLException
     */
    @SuppressWarnings ( "resource" )
    public SmbRandomAccessFile ( String url, String mode, int sharing, CIFSContext tc ) throws SmbException, MalformedURLException {
        this(new SmbFile(url, tc), mode, sharing, true);
    }


    /**