public void validateSmbHeader(int protocolId, int structureSize, int command) throws SmbException {
        totalValidations.incrementAndGet();

        // Check SMB1 signature
        if (protocolId == 0x424D53FF) { // 0xFF 'S' 'M' 'B'
            // SMB1
            if (structureSize < 32 || structureSize > 65535) {
                failedValidations.incrementAndGet();

        }

        @Test
        @DisplayName("Should format unknown command")
        void testToStringUnknownCommand() {
            testMessage.setCommand(0xFF);
            String result = testMessage.toString();

            assertTrue(result.contains("command=UNKNOWN"));
        }

        @Test
        @DisplayName("Should include all fields in toString")

                    int[] index = { 0 };
                    when(mock.read()).thenAnswer(inv -> {
                        if (index[0] < includeContent.length) {
                            return (int) includeContent[index[0]++] & 0xFF;
                        }
                        return -1;
                    });
                    when(mock.read(any(byte[].class))).thenAnswer(inv -> {
                        byte[] buffer = inv.getArgument(0);

		mode |= fs.ModeDir
	}
	return mode
}

// SetMode changes the permission and mode bits for the [FileHeader].
func (h *FileHeader) SetMode(mode fs.FileMode) {
	h.CreatorVersion = h.CreatorVersion&0xff | creatorUnix<<8
	h.ExternalAttrs = fileModeToUnixMode(mode) << 16

	// set MSDOS attributes too, as the original zip does.
	if mode&fs.ModeDir != 0 {
		h.ExternalAttrs |= msdosDir
	}
	if mode&0200 == 0 {

        try (InputStream stream = cache.getInputStream()) {
            for (int i = 0; i < 256; i++) {
                int byteValue = stream.read();
                assertEquals("Byte at position " + i, i & 0xFF, byteValue);
            }
            assertEquals(-1, stream.read()); // End of stream
        }
    }

    @Test
    public void testStreamReadPartial() throws IOException {

    public int read() throws IOException {
        // need oplocks to cache otherwise use BufferedInputStream
        if (read(this.tmp, 0, 1) == -1) {
            return -1;
        }
        return this.tmp[0] & 0xFF;
    }

    /**
     * Reads up to b.length bytes of data from this input stream into an array of bytes.
     *
     * @throws IOException
     *             if a network error occurs
     */

                             * because it specifies addr
                             */
            request.addr = addr; /* if addr ends with 255 flag it bcast */
            request.isBroadcast = addr.getAddress()[3] == (byte) 0xFF;

            n = RETRY_COUNT;
            do {
                try {
                    send(request, response, RETRY_TIMEOUT);
                } catch (final IOException ioe) {

    try (InputStream decodingStream = encoding.decodingStream(new StringReader(encoded))) {
      for (int i = 0; i < bytes.length; i++) {
        assertThat(decodingStream.read()).isEqualTo(bytes[i] & 0xFF);
      }
      assertThat(decodingStream.read()).isEqualTo(-1);
    }
  }

  public void testToString() {
    assertThat(base64().toString()).isEqualTo("BaseEncoding.base64().withPadChar('=')");

     * {@code S-1-5-21-1496946806-2192648263-3843101252-1029}.
     */
    @Override
    public String toString() {
        StringBuilder ret = new StringBuilder("S-").append(this.revision & 0xFF).append("-");

        if (this.identifier_authority[0] != (byte) 0 || this.identifier_authority[1] != (byte) 0) {
            ret.append("0x");
            ret.append(Hexdump.toHexString(this.identifier_authority, 0, 6));

                break;
            case ServerMessageBlock.SMB_COM_TRANSACTION:
            case ServerMessageBlock.SMB_COM_TRANSACTION2:
                switch (((SmbComTransaction) request).getSubCommand() & 0xFF) {
                case SmbComTransaction.NET_SHARE_ENUM:
                case SmbComTransaction.NET_SERVER_ENUM2:
                case SmbComTransaction.NET_SERVER_ENUM3: