public bool Update()
{
try
{
ServiceSocket.Listen(256); // Block on Listen() Until a New Client Connects.
}
catch (SocketException e)
{
Console.WriteLine("Listen Failure: " + e.Message);
return(false);
}
Socket NewClient;
try
{
NewClient = ServiceSocket.Accept();
IPEndPoint ClientEndPoint = ((IPEndPoint)NewClient.RemoteEndPoint);
Console.WriteLine("Client Connected At: " + ClientEndPoint.Address + ':' + ClientEndPoint.Port);
Clients.Add(NewClient);
}
catch (SocketException e)
{
Console.WriteLine("Accept Failure: " + e.Message);
return(false);
}
SocketTrackedAsyncArgs AsyncArgs = new SocketTrackedAsyncArgs();
AsyncArgs.Client = NewClient;
byte[] Buffer = new byte[1024];
AsyncArgs.SetBuffer(Buffer, 0, Buffer.Length);
AsyncArgs.Completed += Process;
NewClient.ReceiveAsync(AsyncArgs);
return(true);
}
private void Process(object Sender, SocketAsyncEventArgs Args)
{
SocketTrackedAsyncArgs TrackedArgs = (SocketTrackedAsyncArgs)Args;
IPEndPoint ClientEndPoint = ((IPEndPoint)TrackedArgs.Client.RemoteEndPoint);
string ReceivedString = Encoding.ASCII.GetString(Args.Buffer);
ReceivedString = ReceivedString.Replace("\0", String.Empty);
// Don't Process Disconnect Messages.
if (ReceivedString == "")
{
return;
}
if (ReceivedString == "GETTOP10SCORES")
{
List <string> Entries = GetHighestScores(10);
byte[] EntriesBuffer = new byte[256];
int Offset = 0;
for (int Iter = 0; Iter < Entries.Count; ++Iter)
{
byte[] EntryBuffer = Encoding.ASCII.GetBytes(Entries[Iter]);
System.Buffer.BlockCopy(EntryBuffer, 0, EntriesBuffer, Offset, EntryBuffer.Length);
Offset += EntryBuffer.Length;
}
Console.WriteLine("Client Requested Highscores At: " + ClientEndPoint.Address + ':' + ClientEndPoint.Port);
TrackedArgs.Client.Send(EntriesBuffer);
}
else if (ReceivedString.Substring(0, 5) != "NAME:")
{
Console.WriteLine("Received Malformed Data");
}
else
{
string NameSearch = ReceivedString.Substring(5);
int Position = 0;
for (int Iter = 0; Iter < NameSearch.Length; ++Iter)
{
if (NameSearch[Iter] == '|')
{
Position = Iter;
}
}
if (Position == 0)
{
Console.WriteLine("Received Malformed Data");
}
else
{
string Name = NameSearch.Substring(0, Position);
int Score = Convert.ToInt32(NameSearch.Substring(Position + 7));
if (Score != 0)
{
Console.WriteLine("Client Submitted Score At: " + ClientEndPoint.Address + ':' + ClientEndPoint.Port);
string Entry = Name + '|' + Score + "\n";
bool AquiredLock = new bool();
Lock.Enter(ref AquiredLock);
long EOF = ScoreDatabase.Length;
ScoreDatabase.Seek(EOF, SeekOrigin.Begin);
ScoreWriter.WriteLine(Entry);
ScoreWriter.Flush();
//ScoreDatabase.Flush();
Lock.Exit();
NewData = true;
}
}
}
// Reset Receiving on this Socket.
SocketTrackedAsyncArgs AsyncArgs = new SocketTrackedAsyncArgs();
AsyncArgs.Client = TrackedArgs.Client;
byte[] Buffer = new byte[1024];
AsyncArgs.SetBuffer(Buffer, 0, Buffer.Length);
AsyncArgs.Completed += Process;
TrackedArgs.Client.ReceiveAsync(AsyncArgs);
}
