private bool Validate(Packet packet)
{
int requestLength = 2 + connectKeyValidator.KeyLength;
if (packet.length < requestLength)
{
return(false);
}
// todo do security stuff here:
// - connect request
// - simple key/phrase send from client with first message
// - hashcash??
// - white/black list for endpoint?
if (packet.type != PacketType.Command)
{
return(false);
}
if (packet.command != Commands.ConnectRequest)
{
return(false);
}
if (!connectKeyValidator.Validate(packet.buffer.array))
{
return(false);
}
//if (!hashCashValidator.Validate(packet))
// return false;
return(true);
}
private void HandleNewConnection(IEndPoint endPoint, Packet packet)
{
// if invalid, then reject without reason
if (!Validate(packet))
{
return;
}
if (!_connectKeyValidator.Validate(packet.Buffer.array))
{
RejectConnectionWithReason(endPoint, RejectReason.KeyInvalid);
}
else if (AtMaxConnections())
{
RejectConnectionWithReason(endPoint, RejectReason.ServerFull);
}
// todo do other security stuff here:
// - white/black list for endpoint?
// (maybe a callback for developers to use?)
else
{
AcceptNewConnection(endPoint);
}
}
