private async void ConnectCallback(IAsyncResult ar)
{
var client = ar.AsyncState as TcpClient;
try
{
if (client != _serverClient)
{
throw new Exception("TcpClient Mismatch");
}
client.EndConnect(ar);
Debug.Log("Authenticating with server");
using (var networkStream = client.GetStream())
{
await PerformHail(networkStream);
var buffer = new byte[1024];
NetMessage dataBuffer = null;
var bufferSize = 0;
var lengthBuffer = new byte[2];
var bytesReceived = 0;
int readBytes;
var authMessages = new Queue <NetMessage>();
while (!_shutdownQueued)
{
readBytes = await networkStream.ReadAsync(buffer, 0, buffer.Length);
if (readBytes > 0)
{
var readMessage = NetMessage.GetMessages(buffer, readBytes, ref bytesReceived,
ref dataBuffer, ref lengthBuffer, ref bufferSize, authMessages.Enqueue);
if (readMessage >= 1)
{
break;
}
}
if (!client.Connected)
{
return;
}
}
if (authMessages.Count == 0)
{
throw new Exception("Could not read auth result");
}
var authMsg = authMessages.Dequeue();
var auth = authMsg.ReadBoolean();
authMsg.ReadPadBits();
if (!auth)
{
string reason;
if (!authMsg.ReadString(out reason))
{
reason = "Not authorized";
}
Debug.LogError("Could not connect to server. {0}", reason);
ServerStatus = ConnectionStatus.FailedToConnect;
ServerStatusChanged.TryRaise(Debug.Logger);
return;
}
Guid guid;
if (!authMsg.ReadGuid(out guid))
{
throw new Exception("Could not read room guid");
}
RoomId = guid;
Debug.Log("Connected to dispatcher. Id is {0}", RoomId);
Server = new Server(this)
{
NetworkStream = networkStream, TcpClient = client
};
ServerStatus = ConnectionStatus.Connected;
ServerStatusChanged.TryRaise(Debug.Logger);
//and drain the rest of messages that might have come after the auth
while (authMessages.Count > 0)
{
EnqueueMessage(authMessages.Dequeue());
}
while (!_shutdownQueued)
{
readBytes = await networkStream.ReadAsync(buffer, 0, buffer.Length);
if (readBytes > 0)
{
NetMessage.GetMessages(buffer, readBytes, ref bytesReceived, ref dataBuffer,
ref lengthBuffer, ref bufferSize, EnqueueMessage);
}
if (!client.Connected)
{
return;
}
}
}
}
catch (ObjectDisposedException ode)
{
if (!_shutdownQueued)
{
Debug.LogException(ode, "{0} disposed when it shouldn't have", ode.ObjectName);
}
}
catch (IOException ioe)
{
if (!(ioe.InnerException is SocketException))
{
Debug.LogException(ioe);
}
}
catch (Exception e)
{
Debug.LogException(e);
}
finally
{
if (client != null)
{
client.Close();
}
ServerStatus = ConnectionStatus.Disconnected;
ServerStatusChanged.TryRaise(Debug.Logger);
}
}
