interface FlowControlListener {
  /**
   * Notification that the receiving stream flow control window has changed.
   * [WindowCounter] generally carries the client view of total and acked bytes.
   */
  fun receivingStreamWindowChanged(
    streamId: Int,
    windowCounter: WindowCounter,
    bufferSize: Long,
  )

  /**
   * Notification that the receiving connection flow control window has changed.

            }
          } finally {
            if (doReadTimeout) {
              readTimeout.exitAndThrowIfTimedOut()
            }
          }
        }
        connection.flowControlListener.receivingStreamWindowChanged(id, readBytes, readBuffer.size)

        // 2. Do it outside of the synchronized block and timeout.

        if (tryAgain) {
          continue
        }