}
            bufferIndex += wordCount * 2;
        }

        byteCount = readInt2(buffer, bufferIndex);
        bufferIndex += 2;

        if (byteCount != 0) {
            int n = readBytesWireFormat(buffer, bufferIndex);
            if ((n != byteCount) && (LogStream.level >= 5)) {
                log.println("byteCount=" + byteCount + " but readBytesWireFormat returned " + n);
            }

  }

  override fun requestBodyStart(call: Call) {
    logWithTime("requestBodyStart")
  }

  override fun requestBodyEnd(
    call: Call,
    byteCount: Long,
  ) {
    logWithTime("requestBodyEnd: byteCount=$byteCount")
  }

  override fun requestFailed(
    call: Call,
    ioe: IOException,
  ) {
    logWithTime("requestFailed: $ioe")
  }

) : Sink by delegate {
  private var bytesWritten = 0L

  override fun write(
    source: Buffer,
    byteCount: Long,
  ) {
    if (byteCount == 0L) return // Avoid double-triggering.

    if (bytesWritten == triggerByteCount) {
      source.skip(byteCount)
      return
    }

    val toWrite = minOf(byteCount, triggerByteCount - bytesWritten)
    bytesWritten += toWrite

    delegate.write(source, toWrite)

        }

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

        if (this.byteCount != 0) {
            int n = readBytesWireFormat(buffer, bufferIndex);
            if ((n != this.byteCount) && log.isTraceEnabled()) {
                log.trace("byteCount=" + this.byteCount + " but readBytesWireFormat returned " + n);
            }

    object : ForwardingSink(sink) {
      @Throws(IOException::class)
      override fun write(
        source: Buffer,
        byteCount: Long,
      ) {
        val bytes = source.readByteString(byteCount)
        delegate.write(
          Buffer()
            .write(bytes.toAsciiUppercase()),
          byteCount,
        )
      }
    }

        private long totalBytesWritten = 0L;
        private boolean completed = false;

        @Override
        public void write(Buffer source, long byteCount) throws IOException {
          super.write(source, byteCount);
          totalBytesWritten += byteCount;
          progressListener.update(totalBytesWritten, contentLength(), completed);
        }

        @Override
        public void close() throws IOException {

  fun writeData(
    streamId: Int,
    outFinished: Boolean,
    buffer: Buffer?,
    byteCount: Long,
  ) {
    // Empty data frames are not flow-controlled.
    if (byteCount == 0L) {
      writer.data(outFinished, streamId, buffer, 0)
      return
    }

    var byteCount = byteCount
    while (byteCount > 0L) {
      var toWrite: Int
      withLock {
        try {

        SMBUtil.writeInt2(83, buffer, 36); // andxOffset (33 + 50)
        SMBUtil.writeInt2(20, buffer, 42); // byteCount

        // Setup andx command data at offset 83 (absolute position from buffer start)
        buffer[83] = 2; // andx wordCount
        SMBUtil.writeInt2(10, buffer, 88); // andx byteCount

        int length = testBlock.decode(buffer, 0);

        assertTrue(length > 0);

  private val bytesPerPeriod: Long,
  private val periodDelayNanos: Long,
) : Sink by delegate {
  private var bytesWrittenSinceLastDelay = 0L

  override fun write(
    source: Buffer,
    byteCount: Long,
  ) {
    var bytesLeft = byteCount

    while (bytesLeft > 0) {
      if (bytesWrittenSinceLastDelay == bytesPerPeriod) {
        flush()
        socket.sleepWhileOpen(periodDelayNanos)
        bytesWrittenSinceLastDelay = 0

      contentType: MediaType? = null,
      offset: Int = 0,
      byteCount: Int = size,
    ): RequestBody {
      checkOffsetAndCount(size.toLong(), offset.toLong(), byteCount.toLong())
      return object : RequestBody() {
        override fun contentType() = contentType

        override fun contentLength() = byteCount.toLong()

        override fun writeTo(sink: BufferedSink) {