*
 * @author higa
 */
public abstract class UuidUtil {

    /**
     * Do not instantiate.
     */
    protected UuidUtil() {
    }

    private static final byte[] DEFAULT_ADDRESS = new byte[] { (byte) 127, (byte) 0, (byte) 0, (byte) 1 };

    private static final SecureRandom RANDOM = new SecureRandom();

   * in <a href="http://www.ietf.org/rfc/rfc2181.txt">RFC 2181</a> part 11 with the fact that the
   * encoding of each part occupies at least two bytes (dot plus label externally, length byte plus
   * label internally). Thus, if all labels have the minimum size of one byte, 127 of them will fit.
   */
  private static final int MAX_PARTS = 127;

  /**

     * Gets the full URL of the artifact.
     *
     * @return The full URL of the artifact, never {@code null}.
     */
    String getUrl();

    /**
     * The size of the artifact in bytes.
     *
     * @return The of the artifact in bytes or a negative value if unknown.
     */
    long getContentLength();

    /**
     * Gets the timestamp when the transfer of this artifact was started.
     *

        when(enc.encryptMessage(any(byte[].class), eq(99L))).thenReturn(new byte[] { 9, 9 });
        when(enc.decryptMessage(any(byte[].class))).thenReturn(new byte[] { 7, 7 });

        assertTrue(session.isEncryptionEnabled());
        assertSame(enc, session.getEncryptionContext());

        byte[] encOut = session.encryptMessage(new byte[] { 1, 2, 3 });
        assertArrayEquals(new byte[] { 9, 9 }, encOut);

     */
    @Override
    protected int writeParameterWordsWireFormat(final byte[] dst, final int dstIndex) {
        return 0;
    }

    /**
     * {@inheritDoc}
     *
     * @see jcifs.internal.smb1.ServerMessageBlock#writeBytesWireFormat(byte[], int)
     */
    @Override
    protected int writeBytesWireFormat(final byte[] dst, final int dstIndex) {
        return 0;

    private byte[] fileId;

    /**
     * Constructs an SMB2 flush request
     * @param config the client configuration
     * @param fileId the file identifier to flush
     */
    public Smb2FlushRequest(final Configuration config, final byte[] fileId) {
        super(config, SMB2_FLUSH);
        this.fileId = fileId;
    }

    @Override

        command = SMB_COM_QUERY_INFORMATION;
    }

    @Override
    int writeParameterWordsWireFormat(final byte[] dst, final int dstIndex) {
        return 0;
    }

    @Override
    int writeBytesWireFormat(final byte[] dst, int dstIndex) {
        final int start = dstIndex;
        dst[dstIndex] = (byte) 0x04;
        dstIndex++;
        dstIndex += writeString(path, dst, dstIndex);
        return dstIndex - start;

/**
 * SMB2 Lock request message. This command is used to request byte-range locks
 * on portions of a file.
 *
 * @author mbechler
 *
 */
public class Smb2LockRequest extends ServerMessageBlock2Request<Smb2LockResponse> implements RequestWithFileId {

    private int lockSequenceNumber;
    private int lockSequenceIndex;
    private byte[] fileId;
    private final Smb2Lock[] locks;

    /**

    int writeBodyWireFormat(final byte[] dst, final int dstIndex) {
        final int tmp = this.questionName.hexCode;
        this.questionName.hexCode = 0x00; // type has to be 0x00 for node status
        final int result = writeQuestionSectionWireFormat(dst, dstIndex);
        this.questionName.hexCode = tmp;
        return result;
    }

    @Override
    int readBodyWireFormat(final byte[] src, final int srcIndex) {

        assertEquals(255, ndrSmall.value, "Negative value should be masked to its unsigned byte equivalent.");
    }

    @Test
    void testConstructor_overflowValue() {
        // Test with a value exceeding byte range, expecting it to be masked
        NdrSmall ndrSmall = new NdrSmall(256); // 256 & 0xFF = 0
        assertEquals(0, ndrSmall.value, "Value exceeding byte range should be masked.");

        ndrSmall = new NdrSmall(511); // 511 & 0xFF = 255