* token68:
 *
 * ```
 * WWW-Authenticate: Digest foo=bar
 * WWW-Authenticate: Digest foo=
 * ```
 *
 * Similarly, the first line has one challenge and the second line has two challenges:
 *
 * ```
 * WWW-Authenticate: Digest ,foo=bar
 * WWW-Authenticate: Digest ,foo
 * ```
 */
fun Headers.parseChallenges(headerName: String): List<Challenge> {

        assertDoesNotThrow(() -> digest.update(data, 0, 0));
    }

    @Test
    @DisplayName("Test digest method")
    void testDigest() {
        SMB1SigningDigest digest = new SMB1SigningDigest(testMacSigningKey);
        byte[] data = new byte[] { 0x01, 0x02, 0x03, 0x04 };
        digest.update(data, 0, data.length);

        byte[] result = digest.digest();
        assertNotNull(result);

        // Given
        byte[] data = input.getBytes();

        // When
        MessageDigest md4 = Crypto.getMD4();
        MessageDigest md5 = Crypto.getMD5();
        byte[] md4Hash = md4.digest(data);
        byte[] md5Hash = md5.digest(data);

        // Then
        assertNotNull(md4Hash);
        assertNotNull(md5Hash);
        assertEquals(16, md4Hash.length);
        assertEquals(16, md5Hash.length);
    }

        .build()
    assertThat(headers.parseChallenges("WWW-Authenticate")).containsExactly(
      Challenge("Digest", mapOf()),
      Challenge("Basic", mapOf("realm" to "myrealm")),
    )
  }

  @Test fun unknownAuthParams() {
    val headers =
      Headers
        .Builder()
        .add("WWW-Authenticate", "Digest,,,, Basic ,,foo=bar,realm=\"myrealm\"")
        .build()

            Arrays.fill(sessionKey, (byte) 0xEE);

            Smb2SigningDigest digest = new Smb2SigningDigest(sessionKey, Smb2Constants.SMB2_DIALECT_0202, null);

            // Close multiple times should not throw
            digest.close();
            digest.close();
            digest.secureWipeKey();
            digest.close();

            // Operations should still fail
            byte[] data = new byte[128];

        mac.update(seqBytes); // sequence
        mac.update(data); // data
        final byte[] dgst = mac.digest();
        byte[] trunc = new byte[8];
        System.arraycopy(dgst, 0, trunc, 0, 8);

        if (log.isDebugEnabled()) {
            log.debug("Digest " + Hexdump.toHexString(dgst));
            log.debug("Truncated " + Hexdump.toHexString(trunc));
        }

        // Given
        doNothing().when(messageBlock).setDigest(digest);
        when(messageBlock.getDigest()).thenReturn(digest);

        // When
        messageBlock.setDigest(digest);
        SMBSigningDigest retrievedDigest = messageBlock.getDigest();

        // Then
        assertEquals(digest, retrievedDigest);
        verify(messageBlock).setDigest(digest);
        verify(messageBlock).getDigest();
    }

    @Test

        assertNull(MessageDigestUtil.digest("MD5", null));
        assertEquals("ea703e7aa1efda0064eaa507d9e8ab7e", MessageDigestUtil.digest("MD5", text));
        assertEquals("31f30ddbcb1bf8446576f0e64aa4c88a9f055e3c", MessageDigestUtil.digest("SHA-1", text));
        assertEquals("ecb666d778725ec97307044d642bf4d160aabb76f56c0069c71ea25b1e926825", MessageDigestUtil.digest("SHA-256", text));

        try {

    protected byte[] engineDigest() {
        final byte[] digest = md5.digest();
        md5.update(opad);
        return md5.digest(digest);
    }

    @Override
    protected int engineDigest(final byte[] buf, final int offset, final int len) {
        final byte[] digest = md5.digest();
        md5.update(opad);
        md5.update(digest);
        try {
            return md5.digest(buf, offset, len);
        } catch (final Exception ex) {

    protected byte[] engineDigest() {
        final byte[] digest = this.md5.digest();
        this.md5.update(this.opad);
        return this.md5.digest(digest);
    }

    @Override
    protected int engineDigest(final byte[] buf, final int offset, final int len) {
        final byte[] digest = this.md5.digest();
        this.md5.update(this.opad);
        this.md5.update(digest);
        try {