* HttpServletResponse, byte[])} method to perform NTLM authentication
     * for the specified servlet request.
     * 
     * @param tc
     *
     * @param req
     *            The request being serviced.
     * @param resp
     *            The response.
     * @param challenge
     *            The domain controller challenge.
     * @return credentials passed in the servlet request
     * @throws IOException

        "A device attached to the system is not functioning.",
        "A device attached to the system is not functioning.",
        "The process cannot access the file because it is being used by another process.",
        "The process cannot access the file because it is being used by another process.",
        "The process cannot access the file because another process has locked a portion of the file.",
        "The disk is full.",

    /**
     * Calls the static {@link #authenticate(HttpServletRequest,
     * HttpServletResponse, byte[])} method to perform NTLM authentication
     * for the specified servlet request.
     *
     * @param req The request being serviced.
     * @param resp The response.
     * @param challenge The domain controller challenge.
     * @throws IOException If an IO error occurs.
     * @throws ServletException If an error occurs.
     */

     */
    int getNodeType ( CIFSContext tc ) throws UnknownHostException;


    /**
     * Determines if this address in the process of being deleted.
     * 
     * @param tc
     *            context to use
     * @return whether this address is in the process of being deleted
     *
     * @throws UnknownHostException
     *             if the host cannot be resolved to find out.
     */

     *
     * @param user The user.
     */
    public void setUser(String user) {
        this.user = user;
    }

    /**
     * Returns the workstation from which authentication is being performed.
     *
     * @return A <code>String</code> containing the workstation.
     */
    public String getWorkstation() {
        return workstation;
    }

    /**

<code>SmbFile.FILE_NO_SHARE</code> is specified the client will
have exclusive access to the file. An additional open command
from jCIFS or another application will fail with the "file is being
accessed by another process" error. The <code>FILE_SHARE_READ</code>,
<code>FILE_SHARE_WRITE</code>, and <code>FILE_SHARE_DELETE</code> may be
combined with the bitwise OR '|' to specify that other peocesses may read,

     * other SMB clients (including other threads making calls into jCIFS)
     * will not be permitted to access the target file and will receive "The
     * file is being accessed by another process" message.
     */
    static final int FILE_NO_SHARE = 0x00;
    /**
     * When specified as the <tt>shareAccess</tt> constructor parameter,

        "No more connections can be made to this remote computer at this time because there are already as many connections as the computer can accept.",
        "The pipe state is invalid.", "All pipe instances are busy.", "The pipe is being closed.", "No process is on the other end of the pipe.",
        "More data is available.", "The service is not available", "The list of servers for this workgroup is not currently available.",
    };

        "A device attached to the system is not functioning.", "A device attached to the system is not functioning.",
        "The process cannot access the file because it is being used by another process.",
        "The process cannot access the file because it is being used by another process.",
        "The process cannot access the file because another process has locked a portion of the file.", "The disk is full.",

        log.debug("Trying server side copy");
        SmbFileHandleImpl dfd = null;
        try {
            long size;
            byte[] resumeKey;

            // despite there being a resume key, we still need an open file descriptor?
            try ( SmbFileHandleImpl sfd = src.openUnshared(0, SmbConstants.O_RDONLY, SmbConstants.FILE_SHARE_READ, SmbConstants.ATTR_NORMAL, 0) ) {