*
     * @param macSigningKey the MAC signing key for message authentication
     * @param bypass whether to bypass MAC signing
     * @throws SmbException if MD5 algorithm is not available
     */
    public SigningDigest(final byte[] macSigningKey, final boolean bypass) throws SmbException {
        try {
            digest = MessageDigest.getInstance("MD5");

)

func (e VersionType) valid() bool {
	return e > invalidVersionType && e < lastVersionType
}

// ErasureAlgo defines common type of different erasure algorithms
type ErasureAlgo uint8

// List of currently supported erasure coding algorithms
const (
	invalidErasureAlgo ErasureAlgo = 0
	ReedSolomon        ErasureAlgo = 1
	lastErasureAlgo    ErasureAlgo = 2
)

func (e ErasureAlgo) valid() bool {

 * based on these entries.
 * <p>
 * To fully understand the information exposed by this class a description
 * of the access check algorithm used by Windows is required. The following
 * is a basic description of the algorithm. For a more complete description
 * we recommend reading the section on Access Control in Keith Brown's
 * "The .NET Developer's Guide to Windows Security" (which is also

 * based on these entries.
 * <p>
 * To fully understand the information exposed by this class a description
 * of the access check algorithm used by Windows is required. The following
 * is a basic description of the algorithm. For a more complete description
 * we recommend reading the section on Access Control in Keith Brown's
 * "The .NET Developer's Guide to Windows Security" (which is also

    private byte[] salt;

    /**
     * Constructs a preauth integrity negotiate context with the specified parameters.
     *
     * @param config the SMB configuration
     * @param hashAlgos the supported hash algorithms
     * @param salt the salt value for preauth integrity
     */
    public PreauthIntegrityNegotiateContext(final Configuration config, final int[] hashAlgos, final byte[] salt) {
        this.hashAlgos = hashAlgos;

				Checksums:  map[string]string(nil),
			},
		},
		Erasure: ErasureInfo{
			Algorithm:    "ReedSolomon",
			DataBlocks:   6,
			ParityBlocks: 6,
			BlockSize:    1048576,
			Index:        1,
			Distribution: []int{1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12},
			Checksums:    []ChecksumInfo{{PartNumber: 1, Algorithm: 0x3, Hash: []uint8{}}},
		},
		NumVersions: 1,
		Idx:         0,
	}

          "X-Minio-Internal-Server-Side-Encryption-Seal-Algorithm": "REFSRXYyLUhNQUMtU0hBMjU2",
          "X-Minio-Internal-Server-Side-Encryption-Iv": "bW5YRDhRUGczMVhkc2pJT1V1UVlnbWJBcndIQVhpTUN1dnVBS0QwNUVpaz0=",

		Mode:             0,
		Metadata:         nil,
		Parts:            nil,
		Erasure: ErasureInfo{
			Algorithm:    ReedSolomon.String(),
			DataBlocks:   4,
			ParityBlocks: 2,
			BlockSize:    10000,
			Index:        1,
			Distribution: []int{1, 2, 3, 4, 5, 6, 7, 8},
			Checksums: []ChecksumInfo{{
				PartNumber: 1,
				Algorithm:  HighwayHash256S,
				Hash:       nil,
			}},
		},
		MarkDeleted:      false,

    private int getTransformFlags() {
        if (this.dialect.atLeast(DialectVersion.SMB311)) {
            return TRANSFORM_FLAG_ENCRYPTED;
        }
        // For SMB 3.0/3.0.2, this field contains the encryption algorithm
        return this.cipherId;
    }

    private byte[] getEncryptionKey() {
        if (keyManager != null) {
            String encKeyId = sessionId + "-enc";

      when (signedByKeyPair.private) {
        is RSAPrivateKey ->
          AlgorithmIdentifier(
            algorithm = SHA256_WITH_RSA_ENCRYPTION,
            parameters = null,
          )
        else ->
          AlgorithmIdentifier(
            algorithm = SHA256_WITH_ECDSA,
            parameters = ByteString.EMPTY,
          )
      }

    private fun generateKeyPair(): KeyPair =