private void ReadCallback(IAsyncResult ar)
{
CustomBuffer cb = (ar.AsyncState as (NetworkStream _ns, CustomBuffer _cb)? ?? (null, null))._cb;
NetworkStream ns = (ar.AsyncState as (NetworkStream _ns, CustomBuffer _cb)? ?? (null, null))._ns;
bool isClient = ns == _clientStream;
RC4 currCipher = isClient ? _clientRecvCipher : _serverRecvCipher;
if (!ns.CanRead)
{
return;
}
int read = ns.EndRead(ar);
cb.Walk(read);
if (read == 0)
{
Dispose();
}
else if (cb.Idx == 4)
{
cb.ResizeBuffer(IPAddress.NetworkToHostOrder(BitConverter.ToInt32(cb.Buffer, 0)));
Read(cb.Idx, cb.Remaining, isClient);
}
else if (cb.Remaining > 0)
{
Read(cb.Idx, cb.Remaining, isClient);
}
else
{
currCipher.Cipher(cb.Buffer);
ConsoleUtilities.VerboseWriteLine("Received Data! Size: " + cb.Buffer.Length);
Packet p = Packet.Construct(cb.Buffer);
ConsoleUtilities.VerboseWriteLine("Received Data is a " + p.Type + " packet!");
if (isClient)
{
_proxy.ClientPacketSent(this, p);
}
else
{
_proxy.ServerPacketSent(this, p);
}
if (p.Send)
{
Send(p, !isClient);
}
cb.Clear();
Read(0, 4, isClient);
}
}
private void Read(int offset, int count, bool isClient)
{
CustomBuffer cb = isClient ? _clientBuffer : _serverBuffer;
NetworkStream ns = isClient ? _clientStream : _serverStream;
try {
ns.BeginRead(cb.Buffer, offset, count, ReadCallback, (ns, cb));
}
catch (Exception ex) {
Console.WriteLine(ex.Message);
Dispose();
}
}
