CongestionAndRttState moveCurrentCongestionAndRttState(
    QuicServerConnectionState& conn) {
  CongestionAndRttState state;
  state.peerAddress = conn.peerAddress;
  state.recordTime = Clock::now();
  state.congestionController = std::move(conn.congestionController);
  state.srtt = conn.lossState.srtt;
  state.lrtt = conn.lossState.lrtt;
  state.rttvar = conn.lossState.rttvar;
  state.mrtt = conn.lossState.mrtt;
  return state;
}