@CanIgnoreReturnValue
    @Override
    public Hasher putBytes(ByteBuffer buffer) {
      ByteOrder bo = buffer.order();
      buffer.order(ByteOrder.LITTLE_ENDIAN);
      while (buffer.remaining() >= 4) {
        putInt(buffer.getInt());
      }
      while (buffer.hasRemaining()) {
        putByte(buffer.get());
      }
      buffer.order(bo);
      return this;
    }

    @CanIgnoreReturnValue

    protected int readParameterWordsWireFormat ( byte[] buffer, int bufferIndex ) {
        int start = bufferIndex;

        this.fid = SMBUtil.readInt2(buffer, bufferIndex);
        bufferIndex += 2;

        this.typeOfLock = buffer[ bufferIndex ];

        if ( ( this.typeOfLock & 0x10 ) == 0x10 ) {
            this.largeFile = true;
        }

        this.newOpLockLevel = buffer[ bufferIndex + 1 ];
        bufferIndex += 2;

        boundary = "simple boundary",
        source = Buffer().writeUtf8(multipart),
      )

    assertThat(parts.nextPart()).isNotNull()
    assertThat(parts.nextPart()).isNull()
    assertThat(parts.nextPart()).isNull()
  }

  @Test fun `empty source`() {
    val parts =
      MultipartReader(
        boundary = "simple boundary",
        source = Buffer(),
      )

    assertFailsWith<EOFException> {

		testReadFile(t, r.File[i], &wt)
	}
}

func TestWriterFlush(t *testing.T) {
	var buf bytes.Buffer
	w := NewWriter(struct{ io.Writer }{&buf})
	_, err := w.Create("foo")
	if err != nil {
		t.Fatal(err)
	}
	if buf.Len() > 0 {
		t.Fatalf("Unexpected %d bytes already in buffer", buf.Len())
	}
	if err := w.Flush(); err != nil {
		t.Fatal(err)
	}
	if buf.Len() == 0 {

    val buffer = Buffer()
    buffer.write(byteString)
    deflate(buffer)
    return buffer.readByteString()
  }

  private fun MessageInflater.inflate(byteString: ByteString): ByteString {
    val buffer = Buffer()
    buffer.write(byteString)
    inflate(buffer)
    return buffer.readByteString()
  }

   * most [BufferedSource] instances, but not of [Buffer].
   */
  private fun responseBody(content: String): ResponseBody {
    val data = Buffer().writeUtf8(content)
    val source: Source =
      object : Source {
        var closed = false

        override fun close() {
          closed = true
        }

        override fun read(
          sink: Buffer,
          byteCount: Long,
        ): Long {

  private static int availableCapacity(Buffer buffer) {
    return buffer.capacity() - buffer.limit();
  }

  /**
   * Flips the buffer output buffer so we can start reading bytes from it. If we are starting to
   * drain because there was overflow, and there aren't actually any characters to drain, then the
   * overflow must be due to a small output buffer.
   */
  private void startDraining(boolean overflow) {

  private static int availableCapacity(Buffer buffer) {
    return buffer.capacity() - buffer.limit();
  }

  /**
   * Flips the buffer output buffer so we can start reading bytes from it. If we are starting to
   * drain because there was overflow, and there aren't actually any characters to drain, then the
   * overflow must be due to a small output buffer.
   */
  private void startDraining(boolean overflow) {

            _dst.enc_ndr_referent(this.name.buffer, 1);
            _dst.enc_ndr_short(this.dns_domain.length);
            _dst.enc_ndr_short(this.dns_domain.maximum_length);
            _dst.enc_ndr_referent(this.dns_domain.buffer, 1);
            _dst.enc_ndr_short(this.dns_forest.length);
            _dst.enc_ndr_short(this.dns_forest.maximum_length);
            _dst.enc_ndr_referent(this.dns_forest.buffer, 1);

        writeInt2(this.length, dst, dstIndex);
        return HEADER_LENGTH;
    }


    int readHeaderWireFormat ( InputStream in, byte[] buffer, int bufferIndex ) {
        this.type = buffer[ bufferIndex++ ] & 0xFF;
        this.length = ( ( buffer[ bufferIndex ] & 0x01 ) << 16 ) + readInt2(buffer, bufferIndex + 1);
        return HEADER_LENGTH;
    }


    abstract int writeTrailerWireFormat ( byte[] dst, int dstIndex );