f:      formatGzip,
	},
	{
		// Zstd default header.
		header: []byte{0x28, 0xb5, 0x2f, 0xfd},
		f:      formatZstd,
	},
	{
		// Zstd skippable frame header.
		header: []byte{0x2a, 0x4d, 0x18},
		f:      formatZstd,
	},
	{
		// LZ4
		header: []byte{0x4, 0x22, 0x4d, 0x18},
		f:      formatLZ4,
	},
	{
		// Snappy/S2 stream
		header: []byte{0xff, 0x06, 0x00, 0x00},
		f:      formatS2,
	},
	{

        private final byte[] salt;
        private final int hashAlgorithm;
        private volatile byte[] currentHash;
        private volatile boolean isValid;
        private final Object hashLock = new Object();

        public PreauthIntegrityContext(byte[] salt, int hashAlgorithm) {
            this.salt = salt != null ? salt.clone() : new byte[0];
            this.hashAlgorithm = hashAlgorithm;

 * in which the key is truncated at 64 bytes (rather than being hashed
 * via MD5).
 */
public class HMACT64 extends MessageDigest implements Cloneable {

    private static final int BLOCK_LENGTH = 64;

    private static final byte IPAD = (byte) 0x36;

    private static final byte OPAD = (byte) 0x5c;

    private MessageDigest md5;

    private byte[] ipad = new byte[BLOCK_LENGTH];

 * in which the key is truncated at 64 bytes (rather than being hashed
 * via MD5).
 */
class HMACT64 extends MessageDigest implements Cloneable {

    private static final int BLOCK_LENGTH = 64;

    private static final byte IPAD = (byte) 0x36;

    private static final byte OPAD = (byte) 0x5c;

    private final MessageDigest md5;

    private byte[] ipad = new byte[BLOCK_LENGTH];

Inline data is optional. If no inline data is present, it is encoded as 0 bytes.

| Entry               | Encoding                    | Content
| --------------------|-----------------------------|----------------------------------------
| xlMetaInlineDataVer | byte                        | version identifier
| id -> data          | msgp `map[string][]byte`      | Map of string id -> byte content

Currently only xlMetaInlineDataVer == 1 exists.

	}
	return
}

// MarshalMsg implements msgp.Marshaler
func (z RMetricName) MarshalMsg(b []byte) (o []byte, err error) {
	o = msgp.Require(b, z.Msgsize())
	o = msgp.AppendString(o, string(z))
	return
}

// UnmarshalMsg implements msgp.Unmarshaler
func (z *RMetricName) UnmarshalMsg(bts []byte) (o []byte, err error) {
	{
		var zb0001 string
		zb0001, bts, err = msgp.ReadStringBytes(bts)

		}
		var (
			hash = algorithm.New()
			msg  = make([]byte, 0, hash.Size()*hash.BlockSize())
			sum  = make([]byte, 0, hash.Size())
		)
		for i := 0; i < hash.Size()*hash.BlockSize(); i += hash.Size() {
			hash.Write(msg)
			sum = hash.Sum(sum[:0])
			msg = append(msg, sum...)
			hash.Reset()
		}
		if !bytes.Equal(sum, checksum) {

        // Write version major (1 byte)
        buffer[bufferIndex++] = (byte) versionMajor;

        // Write version minor (1 byte)
        buffer[bufferIndex++] = (byte) versionMinor;

        // Write type (4 bytes)
        SMBUtil.writeInt4(serverType, buffer, bufferIndex);
        bufferIndex += 4;

        // Write comment offset (4 bytes)

    @Test
    @DisplayName("Should encode and decode UUIDs")
    void testUUIDOperations() {
        // Given
        byte[] uuid = { 0x12, 0x34, 0x56, 0x78, (byte) 0x9A, (byte) 0xBC, (byte) 0xDE, (byte) 0xF0, 0x11, 0x22, 0x33, 0x44, 0x55, 0x66,
                0x77, (byte) 0x88 };
        byte[] buffer = new byte[16];

        // When
        System.arraycopy(uuid, 0, buffer, 0, 16);

        // Then

        byte[] buffer = new byte[256];
        int written = trans2FindNext2.writeParametersWireFormat(buffer, 0);

        // Verify sid (2 bytes)
        assertEquals(TEST_SID, SMBUtil.readInt2(buffer, 0));

        // Verify maxItems (2 bytes)
        assertEquals(TEST_BATCH_COUNT, SMBUtil.readInt2(buffer, 2));

        // Verify informationLevel (2 bytes) - should be SMB_FILE_BOTH_DIRECTORY_INFO (0x104)