private byte oplockLevel;
    private byte openFlags;
    private int createAction;
    private long creationTime;
    private long lastAccessTime;
    private long lastWriteTime;
    private long changeTime;
    private long allocationSize;
    private long endOfFile;
    private int fileAttributes;
    private final byte[] fileId = new byte[16];
    private CreateContextResponse[] createContexts;

        mockAuth.username = "testuser";
        mockAuth.domain = "TESTDOMAIN";
        mockAuth.password = "testpass";

        when(mockAuth.getAnsiHash(any(byte[].class))).thenReturn(new byte[24]);
        when(mockAuth.getUnicodeHash(any(byte[].class))).thenReturn(new byte[24]);
        when(mockAuth.getName()).thenReturn("testuser");
        when(mockAuth.getDomain()).thenReturn("TESTDOMAIN");

        maxSetupCount = (byte) 0x00;
        setupCount = 2;
    }

    @Override
    int writeSetupWireFormat(final byte[] dst, int dstIndex) {
        dst[dstIndex] = subCommand;
        dstIndex++;
        dst[dstIndex++] = (byte) 0x00;
        // this says "Transaction priority" in netmon
        dst[dstIndex++] = (byte) 0x00; // no FID
        dst[dstIndex++] = (byte) 0x00;
        return 4;
    }

    }

    @Override
    int writeParameterWordsWireFormat(final byte[] dst, final int dstIndex) {
        writeInt2(searchAttributes, dst, dstIndex);
        return 2;
    }

    @Override
    int writeBytesWireFormat(final byte[] dst, int dstIndex) {
        final int start = dstIndex;

        dst[dstIndex] = (byte) 0x04;
        dstIndex++;
        dstIndex += writeString(path, dst, dstIndex);

    int writeSetupWireFormat(final byte[] dst, final int dstIndex) {
        return 0;
    }

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

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

    @Override

        SmbSessionImpl session = mock(SmbSessionImpl.class);
        when(tree.getSession()).thenReturn(session);
        when(session.getSessionKey()).thenReturn(new byte[] { 1, 2, 3 });

        byte[] key = target.getSessionKey();
        assertArrayEquals(new byte[] { 1, 2, 3 }, key);
        verify(tree, times(1)).getSession();
        verify(session, times(1)).getSessionKey();
    }

    @Test

func (z ExpirationOptions) MarshalMsg(b []byte) (o []byte, err error) {
	o = msgp.Require(b, z.Msgsize())
	// map header, size 1
	// string "Expire"
	o = append(o, 0x81, 0xa6, 0x45, 0x78, 0x70, 0x69, 0x72, 0x65)
	o = msgp.AppendBool(o, z.Expire)
	return
}

// UnmarshalMsg implements msgp.Unmarshaler
func (z *ExpirationOptions) UnmarshalMsg(bts []byte) (o []byte, err error) {
	var field []byte
	_ = field
	var zb0001 uint32

            case KERB_CHECKSUM_HMAC_MD5:
                this.checksum = new byte[16];
                break;
            case HMAC_SHA1_96_AES128:
            case HMAC_SHA1_96_AES256:
                this.checksum = new byte[12];
                break;
            default:
                this.checksum = new byte[bufferStream.available()];
                break;
            }

     */
    public SID readId() throws IOException, PACDecodingException {
        final byte[] bytes = new byte[4];
        readFully(bytes);

        final byte[] sidBytes = new byte[8 + bytes.length];
        sidBytes[0] = 1;
        sidBytes[1] = (byte) (bytes.length / 4);
        System.arraycopy(new byte[] { 0, 0, 0, 0, 0, 5 }, 0, sidBytes, 2, 6);
        System.arraycopy(bytes, 0, sidBytes, 8, bytes.length);

     * @throws GeneralSecurityException
     *             if the signing algorithm cannot be initialized
     *
     */
    public Smb2SigningDigest(final byte[] sessionKey, final int dialect, final byte[] preauthIntegrityHash)
            throws GeneralSecurityException {
        switch (dialect) {
        case Smb2Constants.SMB2_DIALECT_0202:
        case Smb2Constants.SMB2_DIALECT_0210: