public override NCError OnSendPacket(byte[] data, int length, object connection)
{
NCBasicConnection ncBasicConnection = connection as NCBasicConnection;
this._socket.Send(data, length, ncBasicConnection.connection);
NCBasic.bytesThisFrame += length;
return((NCError)null);
}
protected override void Disconnect(NetworkConnection c)
{
if (c != null)
{
NCBasicConnection ncBasicConnection = this._basicConnections.FirstOrDefault <NCBasicConnection>((Func <NCBasicConnection, bool>)(x => x.address == c.identifier));
if (ncBasicConnection != null)
{
this._basicConnections.Remove(ncBasicConnection);
}
}
base.Disconnect(c);
}
public object MakeConnection(int port, string ip)
{
lock (this._basicConnections)
{
NCBasicConnection ncBasicConnection1 = this._basicConnections.FirstOrDefault <NCBasicConnection>((Func <NCBasicConnection, bool>)(x => x.address == ip + ":" + (object)port));
if (ncBasicConnection1 != null)
{
return((object)ncBasicConnection1);
}
IPEndPoint ipEndPoint = !(ip == "localhost") ? new IPEndPoint(IPAddress.Parse(ip), port) : new IPEndPoint(IPAddress.Parse("127.0.0.1"), port);
NCBasicConnection ncBasicConnection2 = new NCBasicConnection()
{
connection = ipEndPoint,
address = ipEndPoint.ToString(),
status = NCBasicStatus.TryingToConnect,
port = port
};
this._basicConnections.Add(ncBasicConnection2);
this._pendingMessages.Enqueue(new NCError("client connecting to " + ip + ":" + (object)port + ".", NCErrorType.Message));
return((object)ncBasicConnection2);
}
}
protected override NCError OnSpinServerThread()
{
if (this._socket == null)
{
return(new NCError("connection was lost.", NCErrorType.CriticalError));
}
Queue <NCBasicPacket> ncBasicPacketQueue = (Queue <NCBasicPacket>)null;
lock (this._threadPackets)
{
ncBasicPacketQueue = new Queue <NCBasicPacket>((IEnumerable <NCBasicPacket>) this._threadPackets);
this._threadPackets.Clear();
}
foreach (NCBasicPacket ncBasicPacket in ncBasicPacketQueue)
{
IPEndPoint sender = ncBasicPacket.sender;
byte[] data = ncBasicPacket.data;
string address = sender.ToString();
lock (this._basicConnections)
{
NCBasicConnection ncBasicConnection1 = this._basicConnections.FirstOrDefault <NCBasicConnection>((Func <NCBasicConnection, bool>)(x => x.address == address));
if (ncBasicConnection1 == null || ncBasicConnection1.status == NCBasicStatus.Disconnected)
{
if (data.Length > 8)
{
BitBuffer bitBuffer1 = new BitBuffer(data);
if (bitBuffer1.ReadLong() == 2449832521355936907L)
{
if (bitBuffer1.ReadString() == this._serverIdentifier)
{
NCBasicConnection ncBasicConnection2 = new NCBasicConnection()
{
connection = sender,
address = address,
status = NCBasicStatus.Connecting
};
ncBasicConnection2.port = sender.Port;
this._basicConnections.Add(ncBasicConnection2);
this._pendingMessages.Enqueue(new NCError("connection attempt from " + ncBasicConnection2.address, NCErrorType.Message));
ncBasicConnection2.heartbeat.Restart();
ncBasicConnection2.timeout.Restart();
BitBuffer bitBuffer2 = new BitBuffer();
bitBuffer2.Write(2449832521355936907L);
this._socket.Send(bitBuffer2.buffer, bitBuffer2.lengthInBytes, ncBasicConnection2.connection);
}
}
}
}
else if (ncBasicConnection1.status == NCBasicStatus.WaitingForAck || ncBasicConnection1.status == NCBasicStatus.TryingToConnect)
{
if (data.Length >= 8)
{
if (new BitBuffer(data).ReadLong() == 2449832521355936907L)
{
ncBasicConnection1.status = NCBasicStatus.Connecting;
ncBasicConnection1.timeout.Restart();
ncBasicConnection1.heartbeat.Restart();
this._pendingMessages.Enqueue(new NCError("received first acknowledgement...", NCErrorType.Success));
BitBuffer bitBuffer = new BitBuffer();
bitBuffer.Write(2449832521355936907L);
this._socket.Send(bitBuffer.buffer, bitBuffer.lengthInBytes, ncBasicConnection1.connection);
}
}
}
else
{
BitBuffer bitBuffer = new BitBuffer(data);
if (ncBasicConnection1.status != NCBasicStatus.Connected)
{
if (ncBasicConnection1.status != NCBasicStatus.Connecting)
{
continue;
}
}
bool flag = false;
if (data.Length >= 8)
{
if (bitBuffer.ReadLong() == 2449832521355936907L)
{
ncBasicConnection1.timeout.Restart();
++ncBasicConnection1.beatsReceived;
flag = true;
}
else
{
bitBuffer.SeekToStart();
}
}
if (!flag)
{
this.OnPacket(data, (object)ncBasicConnection1);
}
}
}
}
List <NCBasicConnection> ncBasicConnectionList = new List <NCBasicConnection>();
for (int index = 0; index < this._basicConnections.Count; ++index)
{
NCBasicConnection basicConnection = this._basicConnections[index];
if (basicConnection.status == NCBasicStatus.TryingToConnect)
{
if (basicConnection.attempts > 5)
{
ncBasicConnectionList.Add(basicConnection);
this._pendingMessages.Enqueue(new NCError("could not connect to server.", NCErrorType.CriticalError));
}
BitBuffer bitBuffer = new BitBuffer();
bitBuffer.Write(2449832521355936907L);
bitBuffer.Write(this._serverIdentifier);
this._socket.Send(bitBuffer.buffer, bitBuffer.lengthInBytes, basicConnection.connection);
++basicConnection.attempts;
basicConnection.timeout.Restart();
basicConnection.status = NCBasicStatus.WaitingForAck;
}
else if (basicConnection.status == NCBasicStatus.WaitingForAck && basicConnection.timeout.elapsed.TotalSeconds > 2.0)
{
basicConnection.status = NCBasicStatus.TryingToConnect;
this._pendingMessages.Enqueue(new NCError("resending connection message to server.", NCErrorType.Message));
}
float num = 1f;
if (basicConnection.status == NCBasicStatus.Connecting)
{
num = 0.05f;
}
if (basicConnection.status == NCBasicStatus.Connecting || basicConnection.status == NCBasicStatus.Connected)
{
if (basicConnection.heartbeat.elapsed.TotalSeconds >= (double)num)
{
BitBuffer bitBuffer = new BitBuffer();
bitBuffer.Write(2449832521355936907L);
this._socket.Send(bitBuffer.buffer, bitBuffer.lengthInBytes, basicConnection.connection);
basicConnection.heartbeat.Restart();
}
if (basicConnection.status == NCBasicStatus.Connecting && basicConnection.beatsReceived > 0)
{
this._pendingMessages.Enqueue(new NCError("connection to " + basicConnection.address + " succeeded!", NCErrorType.Success));
basicConnection.status = NCBasicStatus.Connected;
bool host = false;
if (!this._isAServer && this.connections.Count == 1 && this.connections[0].identifier == "waiting")
{
host = true;
}
this.AttemptConnection((object)basicConnection, host);
}
}
}
foreach (NCBasicConnection ncBasicConnection in ncBasicConnectionList)
{
this._basicConnections.Remove(ncBasicConnection);
}
return((NCError)null);
}
