public static void CollectStatesFromClient(object udpClientObject)
{
byte[] data_recv = new byte[2];
UdpClient udpServerReceive = (UdpClient)udpClientObject;
IPEndPoint remote_ip_endpoint_send = new IPEndPoint(IPAddress.Any, port_client_out);
while (true)
{
data_recv = udpServerReceive.Receive(ref remote_ip_endpoint_send);
Console.WriteLine("Received " + (byte)data_recv[1] + " from " + (char)data_recv[0] + " (" + ((EndPoint)remote_ip_endpoint_send).ToString() + ")");
Client_message msg = new Client_message
{
id = (char)data_recv[0],
val = data_recv[1],
address = remote_ip_endpoint_send.Address
};
if (!clients.Contains(remote_ip_endpoint_send.Address))
{
lock (clients)
{
clients.Add(remote_ip_endpoint_send.Address);
}
}
lock (client_message_list)
{
client_message_list.Add(msg);
}
}
}
private byte[] processClientMessage(Client_operation op, Client_message packet, byte[] message)
{
var size = sizeof(Byte) + sizeof(Int32) + (message != null ? message.Length : 0);
var response = new byte[size];
using (var mem = new MemoryStream(response)) {
var bw = new BinaryWriter(mem);
bw.Write((byte)op);
bw.Write((Int32)packet);
if (message != null)
{
bw.Write(message);
}
}
return(response);
}
/// <summary>
/// Processing packet
/// </summary>
/// <param name="packet"> return response to recived packet</param>
/// <returns></returns>
private byte[] ProcessPacket(object packet)
{
if (packet is LoginPacket)
{
LoginPacket pack = (LoginPacket)packet;
if (LoginUser(pack.login, pack.password))
{
lock (loggedInUsers) {
LoginPacket gt;
if (loggedInUsers.TryGetValue(pack.login, out gt))
{
return(processClientMessage(Client_operation.M_SEND_MESSAGE, Client_message.M_LOGIN_LOCKED, null));
}
loggedInUsers.Add(pack.login, pack);
}
return(GetCharacterList(pack));
}
return(processClientMessage(Client_operation.M_SEND_MESSAGE, Client_message.M_INVALID_LOGIN_PASSWORD, null));
}
if (packet is Client_message)
{
Client_message mess = (Client_message)packet;
return(processClientMessage(Client_operation.M_CHECK_NICKNAME, mess, null));
}
if (packet is Client_operation)
{
return(GetServersList());
}
return(new byte[0]);
}
