}

    /**
     * Calculates the effective user session key.
     *
     * @param challenge The server challenge.
     * @param dest The destination array in which the user session key will be
     * placed.
     * @param offset The offset in the destination array at which the
     * session key will start.
     */
    void getUserSessionKey(byte[] challenge, byte[] dest, int offset) throws SmbException {

     *            context to use
     * @param chlng
     *            The server challenge.
     * @param dest
     *            The destination array in which the user session key will be
     *            placed.
     * @param offset
     *            The offset in the destination array at which the
     *            session key will start.
     * @throws SmbException
     */

    /**
     * This method will copy the file or directory represented by this
     * <tt>SmbResource</tt> and it's sub-contents to the location specified by the
     * <tt>dest</tt> parameter. This file and the destination file do not
     * need to be on the same host. This operation does not copy extended
     * file attributes such as ACLs but it does copy regular attributes as

         * path or visa versa.
         */
        try {
            if (getAddress().equals( dest.getAddress() ) &&
                        canon.regionMatches( true, 0, dest.canon, 0,
                                Math.min( canon.length(), dest.canon.length() ))) {
                throw new SmbException( "Source and destination paths overlap." );
            }

            }

            /*
             * It is invalid for the source path to be a child of the destination
             * path or visa versa.
             */
            if ( this.fileLocator.overlaps(dest.getLocator()) ) {
                throw new SmbException("Source and destination paths overlap.");
            }

            WriterThread w = new WriterThread();
            w.setDaemon(true);