/// <summary>
/// Called when a client message is received from the network.
/// </summary>
/// <param name="packetMsg">The packet message.</param>
protected virtual bool OnClientMsgReceived(IPacketMsg packetMsg)
{
if (packetMsg == null)
{
DebugLog.WriteLine("CMClient", "Packet message failed to parse, shutting down connection");
Disconnect();
return(false);
}
DebugLog.WriteLine("CMClient", "<- Recv'd EMsg: {0} ({1}) (Proto: {2})", packetMsg.MsgType, ( int )packetMsg.MsgType, packetMsg.IsProto);
// Multi message gets logged down the line after it's decompressed
if (packetMsg.MsgType != EMsg.Multi)
{
try
{
DebugNetworkListener?.OnIncomingNetworkMessage(packetMsg.MsgType, packetMsg.GetData());
}
catch (Exception e)
{
DebugLog.WriteLine("CMClient", "DebugNetworkListener threw an exception: {0}", e);
}
}
switch (packetMsg.MsgType)
{
case EMsg.Multi:
HandleMulti(packetMsg);
break;
case EMsg.ClientLogOnResponse: // we handle this to get the SteamID/SessionID and to setup heartbeating
HandleLogOnResponse(packetMsg);
break;
case EMsg.ClientLoggedOff: // to stop heartbeating when we get logged off
HandleLoggedOff(packetMsg);
break;
case EMsg.ClientServerList: // Steam server list
HandleServerList(packetMsg);
break;
case EMsg.ClientCMList:
HandleCMList(packetMsg);
break;
case EMsg.ClientSessionToken: // am session token
HandleSessionToken(packetMsg);
break;
}
return(true);
}
/// <summary>
/// Called when a client message is received from the network.
/// </summary>
/// <param name="packetMsg">The packet message.</param>
protected virtual bool OnClientMsgReceived([NotNullWhen(true)] IPacketMsg?packetMsg)
{
if (packetMsg == null)
{
LogDebug("CMClient", "Packet message failed to parse, shutting down connection");
Disconnect(userInitiated: false);
return(false);
}
// Multi message gets logged down the line after it's decompressed
if (packetMsg.MsgType != EMsg.Multi)
{
try
{
DebugNetworkListener?.OnIncomingNetworkMessage(packetMsg.MsgType, packetMsg.GetData());
}
catch (Exception e)
{
LogDebug("CMClient", "DebugNetworkListener threw an exception: {0}", e);
}
}
switch (packetMsg.MsgType)
{
case EMsg.Multi:
HandleMulti(packetMsg);
break;
case EMsg.ClientLogOnResponse: // we handle this to get the SteamID/SessionID and to setup heartbeating
HandleLogOnResponse(packetMsg);
break;
case EMsg.ClientLoggedOff: // to stop heartbeating when we get logged off
HandleLoggedOff(packetMsg);
break;
case EMsg.ClientServerUnavailable:
HandleServerUnavailable(packetMsg);
break;
case EMsg.ClientCMList:
HandleCMList(packetMsg);
break;
case EMsg.ClientSessionToken: // am session token
HandleSessionToken(packetMsg);
break;
}
return(true);
}
/// <summary>
/// Sends the specified client message to the server.
/// This method automatically assigns the correct SessionID and SteamID of the message.
/// </summary>
/// <param name="msg">The client message to send.</param>
public void Send(IClientMsg msg)
{
if (msg == null)
{
throw new ArgumentNullException(nameof(msg), "A value for 'msg' must be supplied");
}
DebugLog.Assert(IsConnected, nameof(CMClient), "Send() was called while not connected to Steam.");
var sessionID = this.SessionID;
if (sessionID.HasValue)
{
msg.SessionID = sessionID.Value;
}
var steamID = this.SteamID;
if (steamID != null)
{
msg.SteamID = steamID;
}
var serialized = msg.Serialize();
try
{
DebugNetworkListener?.OnOutgoingNetworkMessage(msg.MsgType, serialized);
}
catch (Exception e)
{
LogDebug("CMClient", "DebugNetworkListener threw an exception: {0}", e);
}
// we'll swallow any network failures here because they will be thrown later
// on the network thread, and that will lead to a disconnect callback
// down the line
try
{
connection?.Send(serialized);
}
catch (IOException)
{
}
catch (SocketException)
{
}
}
/// <summary>
/// Sends the specified client message to the server.
/// This method automatically assigns the correct SessionID and SteamID of the message.
/// </summary>
/// <param name="msg">The client message to send.</param>
public void Send(IClientMsg msg)
{
if (msg == null)
{
throw new ArgumentException("A value for 'msg' must be supplied");
}
if (this.SessionID.HasValue)
{
msg.SessionID = this.SessionID.Value;
}
if (this.SteamID != null)
{
msg.SteamID = this.SteamID;
}
DebugLog.WriteLine("CMClient", "Sent -> EMsg: {0} (Proto: {1})", msg.MsgType, msg.IsProto);
try
{
DebugNetworkListener?.OnOutgoingNetworkMessage(msg.MsgType, msg.Serialize());
}
catch (Exception e)
{
DebugLog.WriteLine("CMClient", "DebugNetworkListener threw an exception: {0}", e);
}
// we'll swallow any network failures here because they will be thrown later
// on the network thread, and that will lead to a disconnect callback
// down the line
try
{
connection.Send(msg);
}
catch (IOException)
{
}
catch (SocketException)
{
}
}
