public ILoginResult DoHandshake(TcpClient client)
{
TcpPrimitiveConnection?connection = null;
try
{
connection = new TcpPrimitiveConnection(client);
/* Receive the greeting string, this is the only communication
* that does not follow the 'command' 'command-length' 'argument1'...
* structure
*/
_ = connection.ReceiveString();
SetBinaryMode(connection);
var(wasSeed, _, seed) = connection.ReceiveSystemStringCommand(SystemOp.Seed);
if (!wasSeed)
{
return(new InvalidProtocolLoginResult("seed"));
}
_result = new SeededPrimitiveConnection(seed, connection);
connection = null;
return(_success);
}
finally
{
connection?.Dispose();
}
}
public bool TryLogin(TcpClient client, out ClientHandle handle)
{
IPrimitiveConnection?primConn = null;
IMessageConnection? msgConn = null;
try
{
primConn = new TcpPrimitiveConnection(client);
// TODO(@MattWindsor91): handshake etc.
msgConn = new MessageConnection(primConn, _decoderFunc);
handle = new ClientHandle(msgConn);
// Prevent disposals in finally block below.
primConn = null;
msgConn = null;
return(true);
}
finally
{
msgConn?.Dispose();
primConn?.Dispose();
client?.Close();
}
}