byte[] buffer = new byte[100];
        int offset = 10;

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

        // Then
        assertEquals(4, bytesWritten, "Should write 4 bytes");
        // Check that structure size (4) is written as 2-byte little-endian

            setField(transport, "negotiated", nego);

            byte[] input = new byte[] { 10, 20, 30, 40 };
            byte[] hash1 = transport.calculatePreauthHash(input, 0, input.length, null);
            assertNotNull(hash1);
            assertEquals(64, hash1.length, "SHA-512 size");

            byte[] hash2 = transport.calculatePreauthHash(new byte[] { 50 }, 0, 1, hash1);
            assertNotNull(hash2);

	// Payload should be recycled with PutByteBuffer if not needed after the call.
	SingleHandlerFn func(payload []byte) ([]byte, *RemoteErr)

	// StatelessHandlerFn must handle incoming stateless request.
	// A non-nil error value will be returned as RemoteErr(msg) to client.
	StatelessHandlerFn func(ctx context.Context, payload []byte, resp chan<- []byte) *RemoteErr

	// StatelessHandler is handlers for one to many requests,

  /**
   * @deprecated This method is dangerous as it discards the high byte of every character. For
   *     UTF-8, use {@code write(s.getBytes(StandardCharsets.UTF_8))}.
   */
  @Deprecated
  @Override
  void writeBytes(String s);

  /** Returns the contents that have been written to this instance, as a byte array. */
  byte[] toByteArray();

        macAddress = new byte[6];
    }

    @Override
    int writeBodyWireFormat(final byte[] dst, final int dstIndex) {
        return 0;
    }

    @Override
    int readBodyWireFormat(final byte[] src, final int srcIndex) {
        return readResourceRecordWireFormat(src, srcIndex);
    }

    @Override
    int writeRDataWireFormat(final byte[] dst, final int dstIndex) {
        return 0;

type streamingBitrotWriter struct {
	iow          io.WriteCloser
	closeWithErr func(err error)
	h            hash.Hash
	shardSize    int64
	canClose     *sync.WaitGroup
	byteBuf      []byte
	finished     bool
}

func (b *streamingBitrotWriter) Write(p []byte) (int, error) {
	if len(p) == 0 {
		return 0, nil
	}
	if b.finished {
		return 0, errors.New("bitrot write not allowed")
	}
	if int64(len(p)) > b.shardSize {

    }

    /**
     * {@inheritDoc}
     *
     * @see jcifs.internal.smb2.ServerMessageBlock2#writeBytesWireFormat(byte[], int)
     */
    @Override
    protected int writeBytesWireFormat(final byte[] dst, final int dstIndex) {
        return 0;
    }

    /**
     * {@inheritDoc}
     *
     * @throws SMBProtocolDecodingException

    }

    @Override
    int writeParameterWordsWireFormat(final byte[] dst, final int dstIndex) {
        writeInt2(searchAttributes, dst, dstIndex);
        return 2;
    }

    @Override
    int writeBytesWireFormat(final byte[] dst, int dstIndex) {
        final int start = dstIndex;

        dst[dstIndex] = (byte) 0x04;
        dstIndex++;
        dstIndex += writeString(path, dst, dstIndex);

import java.io.IOException;
import java.io.OutputStream;
import org.jspecify.annotations.NullUnmarked;

/**
 * A byte sink for testing that has configurable behavior.
 *
 * @author Colin Decker
 */
@NullUnmarked
public class TestByteSink extends ByteSink implements TestStreamSupplier {

  private final ByteArrayOutputStream bytes = new ByteArrayOutputStream();
  private final ImmutableSet<TestOption> options;

    }

    int receive(final byte[] b, int off, final int len) {
        int i;

        if (len > pipe_buf.length - used) {
            byte[] tmp;
            int new_size = pipe_buf.length * 2;

            if (len > new_size - used) {
                new_size = len + used;
            }
            tmp = pipe_buf;
            pipe_buf = new byte[new_size];
            i = tmp.length - beg_idx;