setCredit(credit);
        }

        @Override
        public Smb2SigningDigest getDigest() {
            return digest;
        }

        public void setDigest(Smb2SigningDigest digest) {
            this.digest = digest;
        }

        @Override
        protected int readBytesWireFormat(byte[] buffer, int bufferIndex) throws SMBProtocolDecodingException {

        SMBUtil.writeInt2(this.fid, dst, dstIndex);
        dstIndex += 2;
        if (this.digest != null) {
            SMB1SigningDigest.writeUTime(getConfig(), this.lastWriteTime, dst, dstIndex);
        } else {
            log.trace("SmbComClose without a digest");
        }
        return 6;
    }

    @Override
    protected int writeBytesWireFormat(final byte[] dst, final int dstIndex) {

            // Mock implementation
            return 0;
        }

        @Override
        public void setDigest(SMBSigningDigest digest) {
            this.digest = digest;
        }

        @Override
        public SMBSigningDigest getDigest() {
            return this.digest;
        }

        @Override
        public CommonServerMessageBlockResponse getResponse() {
            return this.response;

    /**
     * This type is syntactically identical to "multipart/mixed", but the semantics are different.
     * In particular, in a digest, the default `Content-Type` value for a body part is changed from
     * "text/plain" to "message/rfc822".
     */
    @JvmField
    val DIGEST = "multipart/digest".toMediaType()

    /**
     * This type is syntactically identical to "multipart/mixed", but the semantics are different.

        hmac.engineReset();
        // After reset, should be able to digest again
        byte[] result = hmac.engineDigest();
        assertNotNull(result);
    }

    @Test
    void testEngineGetDigestLength() {
        // Test engineGetDigestLength()
        HMACT64 hmac = new HMACT64(TEST_KEY);
        // MD5 digest length is 16 bytes
        assertEquals(16, hmac.engineGetDigestLength());
    }

        byte[] digest = md.digest();

        String md5path = repository.pathOf(artifact) + ".md5";
        File md5artifactFile = new File(repository.getBasedir(), md5path);
        try (Writer writer =
                new OutputStreamWriter(new FileOutputStream(md5artifactFile), StandardCharsets.ISO_8859_1)) {
            writer.append(printHexBinary(digest));
        }
    }

        request.flags2 |= flags2;
        request.useUnicode = useUnicode;
        request.response = response; /* needed by sign */
        if (request.digest == null) {
            request.digest = digest; /* for sign called in encode */
        }

        try {
            if (response == null) {
                doSend0(request);
                return;
            }

}

// BadDigest - Content-MD5 you specified did not match what we received.
type BadDigest struct {
	ExpectedMD5   string
	CalculatedMD5 string
}

func (e BadDigest) Error() string {
	return "Bad digest: Expected " + e.ExpectedMD5 + " does not match calculated " + e.CalculatedMD5
}

// SizeTooSmall reader size too small
type SizeTooSmall struct {
	Want int64
	Got  int64
}

    }

    /**
     * Creates a digest (abbreviated summary) of document content.
     * Truncates and normalizes content to create a summary suitable for display.
     *
     * @param responseData the response data from crawling (not currently used)
     * @param content the content to create a digest from
     * @param dataMap additional data map (not currently used)

        }
    }

    @Nested
    @DisplayName("Signature Verification Tests")
    class SignatureVerificationTests {

        @Test
        @DisplayName("Should verify signature when digest is present and successful")
        void testVerifySignatureSuccess() throws Exception {
            byte[] buffer = new byte[1024];
            echoResponse.setDigest(mockDigest);