///<summary>Called when we have received some data from the client.</summary>
///<param name="ar">The result of the asynchronous operation.</param>
private void OnStartSocksProtocol(IAsyncResult ar)
{
int Ret;
try
{
Ret = ClientSocket.EndReceive(ar);
if (Ret <= 0)
{
Dispose();
return;
}
if (Buffer[0] == 4)
{ //SOCKS4 Protocol
if (MustAuthenticate)
{
Dispose();
return;
}
else
{
Handler = new Socks4Handler(ClientSocket, new NegotiationCompleteDelegate(this.OnEndSocksProtocol));
}
}
else if (Buffer[0] == 5)
{ //SOCKS5 Protocol
if (MustAuthenticate && AuthList == null)
{
Dispose();
return;
}
Handler = new Socks5Handler(ClientSocket, new NegotiationCompleteDelegate(this.OnEndSocksProtocol), AuthList);
}
else
{
Dispose();
return;
}
Handler.StartNegotiating();
}
catch
{
Dispose();
}
}
///<summary>Called when we have received some data from the client.</summary>
///<param name="ar">The result of the asynchronous operation.</param>
private void OnStartSocksProtocol(IAsyncResult ar)
{
int Ret;
try {
Ret = ClientSocket.EndReceive(ar);
if (Ret <= 0) {
Dispose();
return;
}
if (Buffer[0] == 4) { //SOCKS4 Protocol
if (MustAuthenticate) {
Dispose();
return;
} else {
Handler = new Socks4Handler(ClientSocket, new NegotiationCompleteDelegate(this.OnEndSocksProtocol));
}
} else if(Buffer[0] == 5) { //SOCKS5 Protocol
if (MustAuthenticate && AuthList == null) {
Dispose();
return;
}
Handler = new Socks5Handler(ClientSocket, new NegotiationCompleteDelegate(this.OnEndSocksProtocol), AuthList);
} else {
Dispose();
return;
}
Handler.StartNegotiating();
} catch {
Dispose();
}
}