}
        return Encdec.dec_uint16be(this.tmp, 0) & 0xFFFF;
    }

    @Override
    public final char readChar() throws SmbException {
        if (read(this.tmp, 0, 2) < 0) {
            throw new SmbEndOfFileException();
        }
        return (char) Encdec.dec_uint16be(this.tmp, 0);
    }

    @Override
    public final int readInt() throws SmbException {

     * @param hostname the hostname to check
     * @return whether this is an IP address
     */
    public static boolean isDotQuadIP(final String hostname) {
        if (Character.isDigit(hostname.charAt(0))) {
            int i, len, dots;
            char[] data;

            i = dots = 0; /* quick IP address validation */
            len = hostname.length();
            data = hostname.toCharArray();

   *     Stream.of("banana", "apple", "carrot", "asparagus", "cherry")
   *         .collect(
   *             flatteningToImmutableSetMultimap(
   *                  str -> str.charAt(0),
   *                  str -> str.substring(1).chars().mapToObj(c -> (char) c));
   *
   * // is equivalent to
   *
   * static final ImmutableSetMultimap<Character, Character> FIRST_LETTER_MULTIMAP =

     */
    public static String dec_utf8(final byte[] src, int si, final int slim) throws IOException {
        final char[] uni = new char[slim - si];
        int ui, ch;

        for (ui = 0; si < slim && (ch = src[si++] & 0xFF) != 0; ui++) {
            if (ch < 0x80) {
                uni[ui] = (char) ch;
            } else if ((ch & 0xE0) == 0xC0) {
                if (slim - si < 2) {
                    break;

        assertArrayEquals(expectedBytes, actualBytes);

        // Verify it's actually UTF-16LE (each ASCII char should be followed by 0x00)
        int pathStart = Smb2Constants.SMB2_HEADER_LENGTH + 8;
        for (int i = 0; i < testPath.length(); i++) {
            char c = testPath.charAt(i);
            if (c < 128) { // ASCII character
                assertEquals(c, buffer[pathStart + i * 2]);

     */
    public static String dec_utf8(final byte[] src, int si, final int slim) throws IOException {
        final char[] uni = new char[slim - si];
        int ui, ch;

        for (ui = 0; si < slim && (ch = src[si++] & 0xFF) != 0; ui++) {
            if (ch < 0x80) {
                uni[ui] = (char) ch;
            } else if ((ch & 0xE0) == 0xC0) {
                if (slim - si < 2) {
                    break;

            return filename;
        }
        final StringBuilder buf = new StringBuilder(filename.length() + 10);
        for (int i = 0; i < filename.length(); i++) {
            final char c = filename.charAt(i);
            switch (c) {
            case '?':
                buf.append("%3f");
                break;
            case '#':
                buf.append("%23");
                break;

            return getLocalHost();
        }
        if (!Character.isDigit(host.charAt(0))) {
            return doNameQuery(new Name(host, type, scope), svr);
        }
        int IP = 0x00;
        int hitDots = 0;
        final char[] data = host.toCharArray();

        for (int i = 0; i < data.length; i++) {
            char c = data[i];
            if (c < 48 || c > 57) {

        raf.writeBytes("hi");
        raf.writeChars("yo");

        verify(raf).write(any(byte[].class), eq(0), eq(2)); // bytes
        verify(raf).write(any(byte[].class), eq(0), eq(4)); // chars
    }

    @Test
    @DisplayName("writeUTF(): prefixes size and writes encoded bytes")
    void writeUTF_encodesAndPrefixes() throws Exception {

      checkState(position != startPosition);
      return token;
    }

    char consumeCharacter(CharMatcher matcher) {
      checkState(hasMore());
      char c = previewChar();
      checkState(matcher.matches(c));
      position++;
      return c;
    }

    @CanIgnoreReturnValue
    char consumeCharacter(char c) {
      checkState(hasMore());
      checkState(previewChar() == c);