/**
 * Interface for objects that can be decoded from a byte buffer.
 * This interface provides methods for deserializing data from SMB protocol messages.
 *
 * @author mbechler
 */
public interface Decodable {

    /**
     * Decode data from a byte buffer
     *
     * @param buffer the byte buffer containing the data to decode
     * @param bufferIndex the starting index in the buffer
     * @param len the maximum length of data to decode

        // Test wire format writing
        byte[] buffer = new byte[512];
        int bytesWritten = request.writeBytesWireFormat(buffer, 64);

        // Verify all fields in the buffer
        assertEquals(33, SMBUtil.readInt2(buffer, 64)); // Structure size
        assertEquals((byte) 0x02, buffer[66]); // Info type
        assertEquals((byte) 0x08, buffer[67]); // File info class

        @Override
        public String toString() {
            StringBuilder buffer = new StringBuilder();
            for (Item item : this) {
                if (!buffer.isEmpty()) {
                    buffer.append((item instanceof ListItem) ? '-' : '.');
                }
                buffer.append(item);
            }
            return buffer.toString();
        }

        /**

            buffer[6] = 0x00;
            buffer[7] = 0x00;
            // Capabilities (DFS)
            buffer[8] = 0x08;
            buffer[9] = 0x00;
            buffer[10] = 0x00;
            buffer[11] = 0x00;
            // Maximal access
            buffer[12] = (byte) 0xFF;
            buffer[13] = 0x01;
            buffer[14] = 0x1F;
            buffer[15] = 0x00;

            // When

    /**
     * Constructs a file notify information from the given buffer.
     *
     * @param buffer the buffer containing the notification data
     * @param bufferIndex the starting index in the buffer
     * @param len the length of data to decode
     * @throws IOException if an I/O error occurs during decoding
     */
    public FileNotifyInformationImpl(final byte[] buffer, final int bufferIndex, final int len) throws IOException {

	nullByte = byte(0)
)

type scanner struct {
	pos       int64 // position in reader
	ipos      int64 // internal buffer position
	ifill     int64 // internal buffer fill
	end       int64
	buf       [chunk + 1]byte // internal buffer (with a lookback size of 1)
	nbuf      [chunk]byte     // next internal buffer
	fillReq   chan struct{}
	fillReady chan int64
	readerErr error // underlying reader error, if any
}

        byte[] buffer = { 0x00, 0x00, // status = 0 (Success)
                0x12, 0x34, // converter = 0x3412
                0x02, 0x00, // numEntries = 2
                0x05, 0x00 // totalAvailableEntries = 5
        };

        int bytesRead = response.readParametersWireFormat(buffer, 0, buffer.length);

        assertEquals(8, bytesRead, "Should read 8 bytes for parameters.");

	// Confirm that when Reader panics, the empty buffer remains empty
	var buf2 Buffer
	defer func() {
		recover()
		check(t, "TestReadFromPanicReader (2)", &buf2, "")
	}()
	buf2.ReadFrom(panicReader{panic: true})
}

func TestReadFromNegativeReader(t *testing.T) {
	var b Buffer
	defer func() {
		switch err := recover().(type) {
		case nil:
			t.Fatal("bytes.Buffer.ReadFrom didn't panic")
		case error:

        buffer[i] = b;
        if (i == BLOCK_LENGTH - 1) {
            transform(buffer, 0);
        }
    }

    /**
     * MD4 block update operation.
     * <p>
     * Continues an MD4 message digest operation, by filling the buffer,
     * transform(ing) data in 512-bit message block(s), updating the variables
     * context and count, and leaving (buffering) the remaining bytes in buffer
     * for the next update or finish.

  private val deflaterSink = DeflaterSink(deflatedBytes, deflater)

  /** Deflates [buffer] in place as described in RFC 7692 section 7.2.1. */
  @Throws(IOException::class)
  fun deflate(buffer: Buffer) {
    require(deflatedBytes.size == 0L)

    if (noContextTakeover) {
      deflater.reset()
    }

    deflaterSink.write(buffer, buffer.size)
    deflaterSink.flush()

    if (deflatedBytes.endsWith(EMPTY_DEFLATE_BLOCK)) {