Providers.setProviderList(providers);
    }
  }

  public void testMultipleUpdates() throws Exception {
    Mac mac = Mac.getInstance("HmacSHA1");
    mac.init(SHA1_KEY);
    mac.update("hello".getBytes(UTF_8));
    mac.update("world".getBytes(UTF_8));

    assertEquals(
        HashCode.fromBytes(mac.doFinal()),
        Hashing.hmacSha1(SHA1_KEY)
            .newHasher()
            .putString("hello", UTF_8)

	}
	var (
		sealingKey   [32]byte
		encryptedKey bytes.Buffer
	)
	mac := hmac.New(sha256.New, extKey)
	mac.Write(iv[:])
	mac.Write([]byte(domain))
	mac.Write([]byte(SealAlgorithm))
	mac.Write([]byte(path.Join(bucket, object))) // use path.Join for canonical 'bucket/object'
	mac.Sum(sealingKey[:0])

# ==============================================================================
#
# macOS specific setup for all TF scripts.
#

# Mac version of Core utilities differ in usage. Since our scripts are written
# with the GNU style, we need to set GNU utilities to be default on Mac.
if [[ -n "$(which grealpath)" ]] &&  [[ -n "$(which gstat)" ]]; then
  alias realpath=grealpath
  alias stat=gstat

    /**
     * <code>line.separator</code> システムプロパティ。例えばMac OS Xなら
     * <code>&quot;\n&quot;</code>
     */
    public static final String LINE_SEPARATOR = System.getProperty("line.separator");

    /**
     * <code>path.separator</code> システムプロパティ。例えばMac OS Xなら
     * <code>&quot;:&quot;</code>
     */

	return plaintext, err
}

// MAC generates the checksum of the given req.Message using the key
// with the req.Name at the KMS.
func (k *KMS) MAC(ctx context.Context, req *MACRequest) ([]byte, error) {
	if req.Name == "" {
		req.Name = k.DefaultKey
	}

	start := time.Now()
	mac, err := k.conn.MAC(ctx, req)
	k.updateMetrics(err, time.Since(start))

	return mac, err
}

   * @throws IllegalArgumentException if the given key is inappropriate for initializing this MAC
   * @since 20.0
   */
  public static HashFunction hmacMd5(Key key) {
    return new MacHashFunction("HmacMD5", key, hmacToString("hmacMd5", key));
  }

  /**
   * Returns a hash function implementing the Message Authentication Code (MAC) algorithm, using the

			return nil, ErrPermission
		}
		return nil, errDecryptionFailed(err)
	}
	return plaintext, nil
}

// MAC generates the checksum of the given req.Message using the key
// with the req.Name at the KMS.
func (c *kesConn) MAC(ctx context.Context, req *MACRequest) ([]byte, error) {
	mac, err := c.client.HMAC(context.Background(), req.Name, req.Message)
	if err != nil {
		if errors.Is(err, kes.ErrKeyNotFound) {

	}, nil
}

// Decrypt is a non-functional stub.
func (s StubKMS) Decrypt(_ context.Context, req *DecryptRequest) ([]byte, error) {
	return req.Ciphertext, nil
}

// MAC is a non-functional stub.
func (s StubKMS) MAC(_ context.Context, m *MACRequest) ([]byte, error) {
	return m.Message, nil
}

// containsKeyName returns true if the given key name exists in the stub KMS.

    }

    @Test
    public void testCapitalOsName() {
        Profile profile = newProfile(ActivationOS.newBuilder()
                .family("Mac")
                .name("Mac OS X")
                .arch("aarch64")
                .version("14.5"));

        assertActivation(false, profile, newContext(null, newProperties("linux", "6.5.0-1014-aws", "amd64")));

	iv, nonce := random[:16], random[16:]

	var aead cipher.AEAD
	switch keyType {
	case kms.AES256:
		mac := hmac.New(sha256.New, s.key)
		mac.Write(iv)
		sealingKey := mac.Sum(nil)

		block, err := aes.NewCipher(sealingKey)
		if err != nil {
			return nil, err
		}
		aead, err = cipher.NewGCM(block)
		if err != nil {
			return nil, err