return ((SrvPipePeekResponse)resp.getOutputData()).getReadDataAvailable();
            }
            TransPeekNamedPipe req = new TransPeekNamedPipe(th.getConfig(), this.handle.getUncPath(), fd.getFid());
            TransPeekNamedPipeResponse resp = new TransPeekNamedPipeResponse(th.getConfig());
            th.send(req, resp, RequestParam.NO_RETRY);
            if ( resp.getStatus() == TransPeekNamedPipeResponse.STATUS_DISCONNECTED

        if ( !tc.getConfig().isEnforceSpnegoIntegrity() && serverAvPairs == null ) {
            return null;
        }
        else if ( serverAvPairs == null ) {
            serverAvPairs = new LinkedList<>();
        }

        if ( getFlag(NTLMSSP_NEGOTIATE_SIGN)
                && ( tc.getConfig().isEnforceSpnegoIntegrity() || ( haveServerTimestamp && !tc.getConfig().isDisableSpnegoIntegrity() ) ) ) {

            msg2,
            this.targetName,
            this.auth.isGuest() ? this.transportContext.getConfig().getGuestPassword() : this.auth.getPassword(),
            this.auth.isGuest() ? null : this.auth.getUserDomain(),
            this.auth.isGuest() ? this.transportContext.getConfig().getGuestUsername() : this.auth.getUsername(),
            this.workstation,
            this.ntlmsspFlags,

        return this.treeConnection.isConnected();
    }


    /**
     * {@inheritDoc}
     *
     * @see jcifs.SmbTreeHandle#getConfig()
     */
    @Override
    public Configuration getConfig () {
        return this.treeConnection.getConfig();
    }


    /**
     * @return the currently connected tree id
     */
    public long getTreeId () {

     *
     * @see java.lang.AutoCloseable#close()
     */
    @Override
    void close ();


    /**
     * @return the configuration used by this session
     */
    Configuration getConfig ();


    /**
     * 
     * @param type
     * @return session instance with the given type
     */
    <T extends SmbSession> T unwrap ( Class<T> type );


    /**
     * 

        CIFSContext ctx = getContext();
        int origBufferSize = ctx.getConfig().getMaximumBufferSize();
        // odd buffer size that does match the alignment
        int tryBufferSize = 1023;
        final int bufSize[] = new int[] {
            origBufferSize
        };
        ctx = withConfig(ctx, new DelegatingConfiguration(ctx.getConfig()) {

            @Override
            public int getMaximumBufferSize () {

    }


    static SmbTreeConnection create ( CIFSContext c ) {
        if ( c.getConfig().isTraceResourceUsage() ) {
            return new SmbTreeConnectionTrace(c);
        }
        return new SmbTreeConnection(c);
    }


    static SmbTreeConnection create ( SmbTreeConnection c ) {
        if ( c.ctx.getConfig().isTraceResourceUsage() ) {
            return new SmbTreeConnectionTrace(c);
        }

        this.digest = Crypto.getMD5();
        try {
            byte[] serverEncryptionKey = transport.getServerEncryptionKey();
            switch ( transport.getContext().getConfig().getLanManCompatibility() ) {
            case 0:
            case 1:
            case 2:
                this.macSigningKey = new byte[40];

        }
    }


    protected CIFSContext wrap ( CIFSContext newContext ) {
        return newContext;
    }


    @Override
    public Configuration getConfig () {
        return this.delegate.getConfig();
    }


    @Override
    public DfsResolver getDfs () {
        return this.delegate.getDfs();
    }


    @Override
    public Credentials getCredentials () {

     * 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