public void BeginConnectProxy(EndPoint remoteEP, AsyncCallback callback, object state)
        {
            var st = new Socks5State();
            st.Callback = callback;
            st.AsyncState = state;

            ProxyEndPoint = remoteEP;

            SocketUtil.BeginConnectTcp(remoteEP, ConnectCallback, st);
        }
Esempio n. 2
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        public void BeginConnectDest(EndPoint destEndPoint, AsyncCallback callback, object state)
        {
            DestEndPoint = destEndPoint;

            int len = Socks5Util.HeaderAddrLength(destEndPoint);

            byte[] request = new byte[len + 3];
            Socks5Util.FillHeaderAddr(request, 3, destEndPoint);

            // 构造request包剩余部分
            request[0] = 5;
            request[1] = 1;
            request[2] = 0;

            var st = new Socks5State();
            st.Callback = callback;
            st.AsyncState = state;

            _remote.BeginSend(request, 0, request.Length, 0, Socks5RequestSendCallback, st);
        }
Esempio n. 3
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        public void BeginConnectDest(EndPoint destEndPoint, AsyncCallback callback, object state)
        {
            DestEndPoint = destEndPoint;

            byte[] request = null;
            byte atyp = 0;
            int port;

            var dep = destEndPoint as DnsEndPoint;
            if (dep != null)
            {
                // is a domain name, we will leave it to server

                atyp = 3; // DOMAINNAME
                var enc = Encoding.UTF8;
                var hostByteCount = enc.GetByteCount(dep.Host);

                request = new byte[4 + 1/*length byte*/ + hostByteCount + 2];
                request[4] = (byte)hostByteCount;
                enc.GetBytes(dep.Host, 0, dep.Host.Length, request, 5);

                port = dep.Port;
            }
            else
            {
                switch (DestEndPoint.AddressFamily)
                {
                    case AddressFamily.InterNetwork:
                        request = new byte[4 + 4 + 2];
                        atyp = 1; // IP V4 address
                        break;
                    case AddressFamily.InterNetworkV6:
                        request = new byte[4 + 16 + 2];
                        atyp = 4; // IP V6 address
                        break;
                    default:
                        throw new Exception(I18N.GetString("Proxy request failed"));
                }
                port = ((IPEndPoint) DestEndPoint).Port;
                var addr = ((IPEndPoint)DestEndPoint).Address.GetAddressBytes();
                Array.Copy(addr, 0, request, 4, request.Length - 4 - 2);
            }

            // 构造request包剩余部分
            request[0] = 5;
            request[1] = 1;
            request[2] = 0;
            request[3] = atyp;
            request[request.Length - 2] = (byte) ((port >> 8) & 0xff);
            request[request.Length - 1] = (byte) (port & 0xff);

            var st = new Socks5State();
            st.Callback = callback;
            st.AsyncState = state;

            _remote.BeginSend(request, 0, request.Length, 0, Socks5RequestSendCallback, st);
        }
Esempio n. 4
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 public FakeAsyncResult(IAsyncResult orig, Socks5State state)
 {
     r = orig;
     innerState = state;
 }