*/
    static final String[] DOS_ERROR_MESSAGES = {
        "The operation completed successfully.",
        "Incorrect function.",
        "Incorrect function.",
        "The system cannot find the file specified.",
        "Bad password.",
        "The system cannot find the path specified.",
        "reserved",
        "The client does not have the necessary access rights to perform the requested function.",

        this.subject = subject;
    }


    /**
     * Construct a <code>Kerb5Authenticator</code> object with <code>Subject</code> and
     * potential NTLM fallback (if the server does not support kerberos).
     * 
     * @param subject
     *            represents the user who perform Kerberos authentication. Should at least contain a TGT for the user.
     * @param domain

    private final Map<Name, NbtAddress> table = new HashMap<>();
    private long lastModified = 1L;
    private int alt;


    /**
     * This is really just for {@link jcifs.netbios.UniAddress}. It does
     * not throw an {@link java.net.UnknownHostException} because this
     * is queried frequently and exceptions would be rather costly to
     * throw on a regular basis here.
     * 
     * @param host
     * @param tc

        }
    }


    @Test
    public void testWatchModified () throws InterruptedException, ExecutionException, IOException {
        // samba 4 starting with some version does not seem to handle this correctly :(
        try ( SmbWatchHandle w = this.base
                .watch(FileNotifyInformation.FILE_NOTIFY_CHANGE_ATTRIBUTES | FileNotifyInformation.FILE_NOTIFY_CHANGE_LAST_WRITE, false) ) {

            int min = 0;
            int max = DOS_ERROR_CODES.length - 1;

            while( max >= min ) {
                int mid = (min + max) / 2;

                if( errcode > DOS_ERROR_CODES[mid][0] ) {
                    min = mid + 1;
                } else if( errcode < DOS_ERROR_CODES[mid][0] ) {
                    max = mid - 1;
                } else {
                    return DOS_ERROR_MESSAGES[mid];
                }

    // against this issue
    public void testEnumBufferSize () throws IOException {
        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()) {

        this.ptype = 0;
        this.flags = DCERPC_FIRST_FRAG | DCERPC_LAST_FRAG;
    }


    public FileEntry[] getEntries () {
        /*
         * The ShareInfo1 class does not implement the FileEntry
         * interface (because it is generated from IDL). Therefore
         * we must create an array of objects that do.
         */
        srvsvc.ShareInfoCtr1 ctr = (srvsvc.ShareInfoCtr1) this.info;

         * name as a zero terminated ascii string "\TMP" + '\0'
         *
         * As is this works, but it deviates from the spec section 4.1.6.6 but
         * maybe I should put it in. Wonder what NT does?
         */

        return dstIndex - start;
    }
    int writeDataWireFormat( byte[] dst, int dstIndex ) {
        return 0;
    }
    int readSetupWireFormat( byte[] buffer, int bufferIndex, int len ) {

     * opened if it is not and should be closed with {@link #close()} when no longer
     * needed.
     * 
     * Closing the context should cancel a pending notify request, but that does not seem to work reliable in all
     * implementations.
     * 
     * Changes in between these calls (as long as the file is open) are buffered by the server, so iteratively calling

         * name as a zero terminated ascii string "\TMP" + '\0'
         *
         * As is this works, but it deviates from the spec section 4.1.6.6 but
         * maybe I should put it in. Wonder what NT does?
         */

        return dstIndex - start;
    }


    /**
     * @param il
     * @return
     */
    private static int mapInformationLevel ( int il ) {
        switch ( il ) {