assertEquals(DACL_SECURITY_INFORMATION, desc3.securityInformation);

        // Verify writing doesn't affect other instances
        byte[] dst1 = new byte[8];
        byte[] dst2 = new byte[8];
        byte[] dst3 = new byte[8];

        desc1.writeParametersWireFormat(dst1, 0);
        desc2.writeParametersWireFormat(dst2, 0);
        desc3.writeParametersWireFormat(dst3, 0);

        // Test with file ID having maximum byte values
        byte[] maxFileId = new byte[16];
        Arrays.fill(maxFileId, (byte) 0xFF);
        Smb2FlushRequest maxRequest = new Smb2FlushRequest(mockConfig, maxFileId);

        byte[] buffer = new byte[256];
        int written = maxRequest.writeBytesWireFormat(buffer, 0);

        assertEquals(24, written);

        byte[] copiedFileId = new byte[16];

}

type CustomSerializer struct {
	prefix []byte
}

func NewCustomSerializer(prefix string) *CustomSerializer {
	return &CustomSerializer{prefix: []byte(prefix)}
}

func (c *CustomSerializer) Scan(ctx context.Context, field *schema.Field, dst reflect.Value, dbValue interface{}) (err error) {
	switch value := dbValue.(type) {
	case []byte:
		err = field.Set(ctx, dst, bytes.TrimPrefix(value, c.prefix))
	case string:

        DummyAndXBlock block = new DummyAndXBlock();
        byte[] buf = new byte[128];
        int n = block.writeAndXWireFormat(buf, 0);

        assertTrue(n > 0);
        // Common AndX header: command at +1, reserved at +2, offset at +3/+4
        assertEquals((byte) 0xFF, buf[1], "AndX command should be 0xFF when no chaining");
        assertEquals((byte) 0x00, buf[2], "Reserved byte must be 0");

        byte[] src = new byte[10];
        int srcIndex = 0;

        // Simulate groupName = false, nodeType = 0
        src[srcIndex] = (byte) 0x00;
        src[srcIndex + 1] = (byte) 0x00;

        // Simulate address = 0.0.0.0
        src[srcIndex + 2] = (byte) 0x00;
        src[srcIndex + 3] = (byte) 0x00;
        src[srcIndex + 4] = (byte) 0x00;
        src[srcIndex + 5] = (byte) 0x00;

     * The header format is:
     * - Byte 0: Message type (0x00 for SESSION_MESSAGE)
     * - Byte 1: High bit of 17-bit length field
     * - Bytes 2-3: Lower 16 bits of length field
     */
    private static byte[] messageHeader(int length) {
        byte[] h = new byte[4];
        h[0] = (byte) SessionServicePacket.SESSION_MESSAGE;
        h[1] = (byte) ((length >> 16) & 0x01);
        h[2] = (byte) ((length >> 8) & 0xFF);

        // Test Trans2 subcommands
        assertEquals((byte) 0x01, SmbComTransaction.TRANS2_FIND_FIRST2);
        assertEquals((byte) 0x02, SmbComTransaction.TRANS2_FIND_NEXT2);
        assertEquals((byte) 0x03, SmbComTransaction.TRANS2_QUERY_FS_INFORMATION);
        assertEquals((byte) 0x05, SmbComTransaction.TRANS2_QUERY_PATH_INFORMATION);
        assertEquals((byte) 0x10, SmbComTransaction.TRANS2_GET_DFS_REFERRAL);

        byte[] key1 = new byte[16];
        byte[] key2 = new byte[16];
        new SecureRandom().nextBytes(key1);
        new SecureRandom().nextBytes(key2);

        keyManager.storeSessionKey(sessionId1, key1, "AES");
        keyManager.storeSessionKey(sessionId2, key2, "AES");

        byte[] retrieved1 = keyManager.getRawKey(sessionId1);
        byte[] retrieved2 = keyManager.getRawKey(sessionId2);

func checkXL2V1(buf []byte) (payload []byte, major, minor uint16, err error) {
	if len(buf) <= 8 {
		return payload, 0, 0, fmt.Errorf("xlMeta: no data")
	}

	if !bytes.Equal(buf[:4], xlHeader[:]) {
		return payload, 0, 0, fmt.Errorf("xlMeta: unknown XLv2 header, expected %v, got %v", xlHeader[:4], buf[:4])
	}

	if bytes.Equal(buf[4:8], []byte("1   ")) {
		// Set as 1,0.
		major, minor = 1, 0

func (z *DailyAllTierStats) UnmarshalMsg(bts []byte) (o []byte, err error) {
	var zb0004 uint32
	zb0004, bts, err = msgp.ReadMapHeaderBytes(bts)
	if err != nil {
		err = msgp.WrapError(err)
		return
	}
	if (*z) == nil {
		(*z) = make(DailyAllTierStats, zb0004)
	} else if len((*z)) > 0 {
		for key := range *z {
			delete((*z), key)
		}
	}
	var field []byte
	_ = field
	for zb0004 > 0 {