public void SendMsgTo(string username, string msg)
{
IdentifiableSocket IS = ClientSockets.Where(CS => CS.Name == username).Single();
byte[] data = Encoding.ASCII.GetBytes(msg);
IS.Socket.BeginSend(data, 0, data.Length, SocketFlags.None, new AsyncCallback(SendCallback), IS);
IS.Socket.BeginReceive(Buffer, 0, Buffer.Length, SocketFlags.None, new AsyncCallback(ReceiveCallback), IS);
}
private void AcceptCallback(IAsyncResult AsyncResult)
{
if (IgnoreCallback)
{
return;
}
IdentifiableSocket IdentifiableSocket = new IdentifiableSocket(Socket.EndAccept(AsyncResult));
ClientSockets.Add(IdentifiableSocket);
Console.WriteLine("Client connected, waiting for request...");
IdentifiableSocket.Socket.BeginReceive(Buffer, 0, Buffer.Length, SocketFlags.None, new AsyncCallback(ReceiveCallback), IdentifiableSocket);
Socket.BeginAccept(new AsyncCallback(AcceptCallback), null);
}
private void ReceiveCallback(IAsyncResult AsyncResult)
{
IdentifiableSocket IdentifiableSocket = (IdentifiableSocket)AsyncResult.AsyncState;
int received = IdentifiableSocket.Socket.EndReceive(AsyncResult);
byte[] DataBuffer = new byte[received];
Array.Copy(Buffer, DataBuffer, received);
string text = Encoding.ASCII.GetString(DataBuffer);
string response = string.Empty;
if (!IdentifiableSocket.IsIdentifiableByName)
{
IdentifiableSocket.SetName(text);
Console.WriteLine("Client identified as {0}", text);
response = "Client identified";
}
else
{
Console.WriteLine("{0}: {1}", IdentifiableSocket.Name, text);
switch (text)
{
case "commands":
response = "commands: \n\tget time: \n\t\tgets the server time \n\texit: \n\t\texits the client \n\tcommands: \n\t\tshows a list of commands to execute";
break;
case "get time":
response = DateTime.Now.ToLongTimeString();
break;
case "exit":
IdentifiableSocket.Socket.Shutdown(SocketShutdown.Both);
IdentifiableSocket.Socket.Close();
ClientSockets.Remove(IdentifiableSocket);
Console.WriteLine("{0}: disconnected", IdentifiableSocket.Name);
return;
default:
response = "Invalid Request, type \"commands\" to see a list of commands to execute";
break;
}
}
byte[] data = Encoding.ASCII.GetBytes(response);
IdentifiableSocket.Socket.BeginSend(data, 0, data.Length, SocketFlags.None, new AsyncCallback(SendCallback), IdentifiableSocket);
IdentifiableSocket.Socket.BeginReceive(Buffer, 0, Buffer.Length, SocketFlags.None, new AsyncCallback(ReceiveCallback), IdentifiableSocket);
}
private void SendCallback(IAsyncResult AsyncResult)
{
IdentifiableSocket IdentifiableSocket = (IdentifiableSocket)AsyncResult.AsyncState;
IdentifiableSocket.Socket.EndSend(AsyncResult);
}
