writeLittleEndianInt(baos, 8); // minimal size
            writeLittleEndianLong(baos, 72); // offset (aligned)

            // Buffer 2: SERVER_CHECKSUM
            writeLittleEndianInt(baos, PacConstants.SERVER_CHECKSUM);
            writeLittleEndianInt(baos, 20); // signature size
            writeLittleEndianLong(baos, 80); // offset (aligned)

            // Buffer 3: PRIVSVR_CHECKSUM

        byte[] buffer = new byte[256];
        int offset = 10;

        // When
        int bytesWritten = request.writeBytesWireFormat(buffer, offset);

        // Then
        assertEquals(4, bytesWritten);

        // Verify structure size (4) is written at offset
        assertEquals(4, SMBUtil.readInt2(buffer, offset));

        // Verify reserved field (0) is written at offset + 2

func (cr *s3UnsignedChunkedReader) Read(buf []byte) (n int, err error) {
	// First, if there is any unread data, copy it to the client
	// provided buffer.
	if cr.offset > 0 {
		n = copy(buf, cr.buffer[cr.offset:])
		if n == len(buf) {
			cr.offset += n
			return n, nil
		}
		cr.offset = 0
		buf = buf[n:]
	}
	// mustRead reads from input and compares against provided slice.
	mustRead := func(b ...byte) error {
		for _, want := range b {

    @Override
    public void encode(byte[] buffer, int offset) {
        // Context header
        int nameLen = getName().length();
        writeInt4(buffer, offset, 16);  // Next
        writeInt2(buffer, offset + 4, nameLen);  // NameOffset
        writeInt2(buffer, offset + 6, nameLen);  // NameLength
        writeInt2(buffer, offset + 8, 0);  // Reserved
        writeInt2(buffer, offset + 10, STRUCTURE_SIZE);  // DataOffset

    }

    @Test
    @DisplayName("readParameterWordsWireFormat with offset beyond buffer - throws exception")
    void testReadParameterWordsWithOffsetBeyondBuffer() {
        byte[] buffer = new byte[] { 0x00, 0x01, 0x02, 0x03, 0x04 };
        assertThrows(ArrayIndexOutOfBoundsException.class, () -> response.readParameterWordsWireFormat(buffer, 2) // Only 3 bytes available from offset 2
        );
    }

    @Test

            + "\u19d0\u1b50\u1bb0\u1c40\u1c50\ua620\ua8d0\ua900\uaa50\uff10";
    for (char base : zeros.toCharArray()) {
      for (int offset = 0; offset < 10; offset++) {
        sb.append((char) (base + offset));
      }
    }
    ALL_DIGITS = sb.toString();
  }

  /** Sample CharMatcher instances for benchmarking. */
  public enum SampleMatcherConfig {

            + "\u19d0\u1b50\u1bb0\u1c40\u1c50\ua620\ua8d0\ua900\uaa50\uff10";
    for (char base : zeros.toCharArray()) {
      for (int offset = 0; offset < 10; offset++) {
        sb.append((char) (base + offset));
      }
    }
    ALL_DIGITS = sb.toString();
  }

  /** Sample CharMatcher instances for benchmarking. */
  public enum SampleMatcherConfig {

        buffer[offset + 24] = 0x12;
        buffer[offset + 25] = 0x34;
        buffer[offset + 26] = 0x56;
        buffer[offset + 27] = 0x78;

        // Decode
        int bytesConsumed = response.decode(buffer, offset, 28);

        // Verify
        assertEquals(28, bytesConsumed, "Should consume exactly 28 bytes");

        byte[] resumeKey = response.getResumeKey();

        assertArrayEquals(testKey.getKey(), encodedKey);

        // Verify lease state at offset 40 (24 + 16 for key)
        assertEquals(testState, SMBUtil.readInt4(buffer, 40));

        // Verify lease flags at offset 44 (40 + 4 for state)
        assertEquals(0, SMBUtil.readInt4(buffer, 44));

        // Verify lease duration at offset 48 (44 + 4 for flags) - should be 0 (reserved)
        assertEquals(0, SMBUtil.readInt8(buffer, 48));

            assertEquals(descrBytes[i], dst[offset + i]);
        }
        offset += descrBytes.length;

        // 3. Level (2 bytes)
        assertEquals(0x0001, SMBUtil.readInt2(dst, offset));
        offset += 2;

        // 4. MaxDataCount (2 bytes)
        int maxDataCount = SMBUtil.readInt2(dst, offset);
        assertTrue(maxDataCount > 0);
        offset += 2;

        // Verify total bytes written