transformHeader.setFlags(0x0001);
        transformHeader.setSessionId(testSessionId);

        byte[] buffer = new byte[52];

        // When
        int encoded = transformHeader.encode(buffer, 0);

        // Then
        assertEquals(52, encoded);

        // Verify protocol ID (first 4 bytes) - 0xFD534D42 in little-endian
        assertEquals((byte) 0x42, buffer[0]);
        assertEquals((byte) 0x4D, buffer[1]);

    // Base64 encoded Type 1 message: NTLMSSP, Type 1, flags=0x00088207
    // Domain="DOMAIN", Workstation="WORKSTATION"
    private final String type1MessageBase64 = "TlRMTVNTUAABAAAABzIAAAYABgArAAAACwALACAAAABET01BSU5XT1JLU1RBVElPTg==";

    // Base64 encoded Type 3 message: NTLMSSP, Type 3
    // User: "user", Domain: "DOMAIN", Workstation: "WORKSTATION"

    /**
     * Encode a DCE/RPC message for transmission
     *
     * @param msg
     *            the message to encode
     * @param out
     *            the output buffer for the encoded message
     * @return the NdrBuffer containing the encoded message
     * @throws NdrException
     *            if there is an error encoding the message
     * @throws DcerpcException
     *            if there is a DCE/RPC protocol error

            log.error("Failed to create builtin SIDs", se);
        }
    }

    /**
     * Convert a sid_t to byte array
     *
     * @param sid the RPC sid_t structure to convert
     * @return byte encoded form
     */
    public static byte[] toByteArray(final rpc.sid_t sid) {
        final byte[] dst = new byte[1 + 1 + 6 + sid.sub_authority_count * 4];
        int di = 0;
        dst[di] = sid.revision;
        di++;

				var spHdr block
				sp2 = formatSPD(sp2, spHdr.Sparse())
				spb = append(spb, spHdr[:]...)
			}

			// Update size fields in the header block.
			realSize := hdr.Size
			hdr.Size = 0 // Encoded size; does not account for encoded sparse map
			for _, s := range spd {
				hdr.Size += s.Length
			}
			copy(blk.V7().Size(), zeroBlock[:]) // Reset field
			f.formatNumeric(blk.V7().Size(), hdr.Size)

	// Total object size.
	Size int64

	// Actual size is the real size of the object uploaded by client.
	ActualSize *int64

	// IsDir indicates if the object is prefix.
	IsDir bool

	// Hex encoded unique entity tag of the object.
	ETag string

	// Version ID of this object.
	VersionID string

	// IsLatest indicates if this is the latest current version

  public val body: ByteString?,
  /** The total size of the body of this request (before truncation).*/
  public val bodySize: Long,
  /**
   * The sizes of the chunks of this request's body, or null if the request's body was not encoded
   * with chunked encoding.
   */
  public val chunkSizes: List<Int>?,
  /**
   * The failure MockWebServer recorded when attempting to decode this request. If, for example,

    public fun body(body: MockResponseBody): Builder =
      apply {
        setHeader("Content-Length", body.contentLength)
        this.body = body
      }

    /** Sets the response body to the UTF-8 encoded bytes of [body]. */
    public fun body(body: String): Builder = body(Buffer().writeUtf8(body))

    public fun socketHandler(socketHandler: SocketHandler): Builder =
      apply {

   */
  private fun String.asciiToLowercase(): String =
    when {
      isAscii() -> lowercase(Locale.US) // This is an ASCII string.
      else -> this
    }

  /** Returns true if the [String] is ASCII encoded (0-127). */
  private fun String.isAscii() = length == utf8Size().toInt()

  /**
   * Returns true if [hostname] matches the domain name [pattern].
   *
   * @param hostname lower-case host name.

				cr.err = err
				return n, cr.err
			}
			break
		}

		// Manually deserialize the size since AWS specified
		// the chunk size to be of variable width. In particular,
		// a size of 16 is encoded as `10` while a size of 64 KB
		// is `10000`.
		switch {
		case b >= '0' && b <= '9':
			size = size<<4 | int(b-'0')
		case b >= 'a' && b <= 'f':
			size = size<<4 | int(b-('a'-10))