public static void MessageTransmissionHandler(Message message)
{
string sharedSecret;
if (message.Type == ChatTwo_Protocol.MessageType.CreateUserReply)
{
sharedSecret = ChatTwo_Protocol.DefaultSharedSecret;
}
else if (message.Type == ChatTwo_Protocol.MessageType.LoginReply && message.To == 0)
{
// Not sure I like the idea of having "_tempUser", but it works for now I guess?
// It could cause problems if multiple login attempts are made from the same client in rapid succession.
sharedSecret = _tempUsers[message.Ip];
_tempUsers.Remove(message.Ip);
}
else
{
sharedSecret = _users.Find(x => x.ID == message.To).Secret;
}
byte[] messageBytes = ChatTwo_Protocol.MessageTransmissionHandler(message);
messageBytes = ChatTwo_Protocol.AddSignatureAndMac(messageBytes, sharedSecret);
// Fire an OnMessageTransmission event.
PacketTransmissionEventArgs args = new PacketTransmissionEventArgs();
args.Destination = message.Ip;
args.PacketContent = messageBytes;
OnMessageTransmission(args);
}
private static void OnMessageTransmission(PacketTransmissionEventArgs e)
{
EventHandler <PacketTransmissionEventArgs> handler = MessageTransmission;
if (handler != null)
{
handler(null, e);
}
}
/// <summary>
/// Send a packet to a target IP address.
/// </summary>
/// <param name="sender">Default object parameter for event receiving methods. Unused here.</param>
/// <param name="args">PacketTransmissionEventArgs object containing the byte array to be send and the destination IP address.</param>
public void SendPacket(object sender, PacketTransmissionEventArgs args)
{
ControlledPacket ctrlPacket = new ControlledPacket();
ctrlPacket.Recipient = args.Destination;
ctrlPacket.Data = args.PacketContent;
_messageSendingControlList.Add(ctrlPacket);
}
