public static void UpdatePlayerList()
{
// There's probably a better way to get all current active P2P connections,
// but I couldn't find one. The SessionInfo pointers are not reliable as
// players can spoof their Steam ID there.
int cnt = SteamFriends.GetCoplayFriendCount();
for (int i = 0; i < cnt; i++)
{
CSteamID id = SteamFriends.GetCoplayFriend(i);
P2PSessionState_t session = new P2PSessionState_t();
if (!SteamNetworking.GetP2PSessionState(id, out session) || (session.m_bConnectionActive == 0 && session.m_bConnecting == 0))
{
if (activePlayers.ContainsKey(id))
{
ETWPingMonitor.Unregister(activePlayers[id].NetId);
activePlayers.Remove(id);
}
continue;
}
if (!activePlayers.ContainsKey(id))
{
activePlayers[id] = new Player(id);
}
activePlayers[id].UpdateNetInfo(session);
}
}
private void UpdateNetInfo(P2PSessionState_t session)
{
bool endpointChanged = sessionState.m_nRemoteIP != session.m_nRemoteIP || sessionState.m_nRemotePort != session.m_nRemotePort;
sessionState = session;
if (endpointChanged)
{
// If IP/port changed for whatever reason
ETWPingMonitor.Unregister(NetId);
Region = "...";
byte[] ipBytes = BitConverter.GetBytes(sessionState.m_nRemoteIP).Reverse().ToArray();
NetId = (ulong)sessionState.m_nRemotePort << 32 | BitConverter.ToUInt32(ipBytes, 0);
ETWPingMonitor.Register(NetId);
if (session.m_bUsingRelay == 0)
{
IpLocationAPI.GetLocationAsync(new IPAddress(ipBytes).ToString(), r => Region = r);
}
else
{
Region = "[STEAM RELAY]";
}
}
}