public static bool Handshake(string IPAddr, int port, bool anon, string username, string password, ConnectionScreen connSc = null)
{
if (NetworkManager.receiving == true)
{
NetworkManager.Disconnect();
return(true);
}
if (NetworkManager.Connect(IPAddr, port, (bool)anon))
{
try
{
NetworkManager.SendMessage("serverInfoRequest", "", enc: false);
Dictionary <string, string> message = NetworkManager.ReceiveMessage(); // Receive serverInfo
KeyGenerator.SecretKey = KeyGenerator.GetUniqueKey(16);
NetworkManager.SendMessage("clientSecret", EncryptionManager.RSAEncrypt(KeyGenerator.SecretKey, message["data"].ToString()), enc: false);
message = NetworkManager.ReceiveMessage(true); // Receive gotSecret
string version = ConfigManager.GetSetting("version");
List <string> connRequest = new List <string> {
username, password, version
};
string jsonConnReq = JsonConvert.SerializeObject(connRequest);
NetworkManager.SendMessage("connectionRequest", jsonConnReq);
message = NetworkManager.ReceiveMessage(true);
if (message["messagetype"] == "CRAccepted")
{
NetworkManager.ReceiveMessages();
VisualManager.ClearUsers();
VisualManager.ClearChan();
VisualManager.SystemMessage("Handshake complete");
if (connSc != null)
{
connSc.Close();
}
handshakeInfo["ip"] = IPAddr;
handshakeInfo["port"] = port;
handshakeInfo["username"] = username;
handshakeInfo["password"] = password;
handshakeInfo["anon"] = anon;
return(true);
}
else if (message["messagetype"] == "CRDenied")
{
VisualManager.SystemMessage("Connection denied - " + message["data"]);
if (connSc != null)
{
connSc.Close();
}
return(false);
}
return(false);
}
catch (System.Net.Sockets.SocketException)
{
VisualManager.SystemMessage("Connection was lost during handshake");
if (connSc != null)
{
connSc.Close();
}
return(false);
}
}
else
{
VisualManager.SystemMessage("Connection failed");
return(false);
}
}
