Пример #1
0
        private bool tcpServer_SessionReceived(TcpSession session, byte[] data)
        {
            if (!session.IsHandshaked)
            {
                // from tablet:

                /*
                 * GET /Typhoon HTTP/1.1
                 * Upgrade: WebSocket
                 * Connection: Upgrade
                 * Host: 192.168.0.102:2013
                 * Origin: http://192.168.0.102:81
                 * Sec-Websocket-Key: +d6dlnAp7rrQ3otS7Zvi7g==
                 * Sec-WebSocket-Version: 13
                 +d6dlnAp7rrQ3otS7Zvi7g==: websocket
                 +d6dlnAp7rrQ3otS7Zvi7g==: Upgrade
                 */

                // from local:

                /*
                 * GET /Typhoon HTTP/1.1
                 * Upgrade: WebSocket
                 * Connection: Upgrade
                 * Host: localhost:2013
                 * Origin: http://localhost:81
                 * Sec-Websocket-Key: K92AZtSFpS+9OgiwcPMheg==
                 * Sec-WebSocket-Version: 13
                 * K92AZtSFpS+9OgiwcPMheg==: websocket
                 * K92AZtSFpS+9OgiwcPMheg==: x-webkit-deflate-frame
                 * K92AZtSFpS+9OgiwcPMheg==: Upgrade
                 */

                // location: ws://localhost:2013
                // origin: "http://localhost:81"

                WSClientHandshake chs = WSClientHandshake.FromBytes(data);
                //if (chs.IsValid && "ws://" + chs.Host == location && chs.Origin == origin)
                //if (chs.IsValid && "ws://" + chs.Host == location)
                if (chs.IsValid)
                {
                    WSServerHandshake shs          = new WSServerHandshake(chs.Key);
                    string            stringShake  = shs.ToString();
                    byte[]            byteResponse = Encoding.UTF8.GetBytes(stringShake);
                    session.Send(byteResponse);
                    session.IsHandshaked = true;

                    // for debug:
                    //client.Send(WebSocketDataFrame.WrapString("Hello from server!!!"));

                    return(false);
                }
                else
                {
                    return(true); // disconnect client
                }
            }
            else
            {
                WSDataFrame frame   = new WSDataFrame(data);
                byte[]      payload = null;
                if (frame.IsValid() && frame.FIN)
                {
                    payload = frame.GetPayload();
                }

                // for debug:
                //string s = new string(Encoding.UTF8.GetChars(payload));
                //string b = "";
                //b += s;

                return(SessionDataReceived != null?SessionDataReceived(session, payload) : false);
            }
        }
Пример #2
0
        private bool tcpServer_SessionReceived(TcpSession session, byte[] data)
        {
            if (!session.IsHandshaked)
            {
                // from tablet:
                /*
                GET /Typhoon HTTP/1.1
                Upgrade: WebSocket
                Connection: Upgrade
                Host: 192.168.0.102:2013
                Origin: http://192.168.0.102:81
                Sec-Websocket-Key: +d6dlnAp7rrQ3otS7Zvi7g==
                Sec-WebSocket-Version: 13
                +d6dlnAp7rrQ3otS7Zvi7g==: websocket
                +d6dlnAp7rrQ3otS7Zvi7g==: Upgrade
                */

                // from local:
                /*
                GET /Typhoon HTTP/1.1
                Upgrade: WebSocket
                Connection: Upgrade
                Host: localhost:2013
                Origin: http://localhost:81
                Sec-Websocket-Key: K92AZtSFpS+9OgiwcPMheg==
                Sec-WebSocket-Version: 13
                K92AZtSFpS+9OgiwcPMheg==: websocket
                K92AZtSFpS+9OgiwcPMheg==: x-webkit-deflate-frame
                K92AZtSFpS+9OgiwcPMheg==: Upgrade
                */

                // location: ws://localhost:2013
                // origin: "http://localhost:81"

                WSClientHandshake chs = WSClientHandshake.FromBytes(data);
                //if (chs.IsValid && "ws://" + chs.Host == location && chs.Origin == origin)
                //if (chs.IsValid && "ws://" + chs.Host == location)
                if (chs.IsValid)
                {
                    WSServerHandshake shs = new WSServerHandshake(chs.Key);
                    string stringShake = shs.ToString();
                    byte[] byteResponse = Encoding.UTF8.GetBytes(stringShake);
                    session.Send(byteResponse);
                    session.IsHandshaked = true;

                    // for debug:
                    //client.Send(WebSocketDataFrame.WrapString("Hello from server!!!"));

                    return false;
                }
                else
                    return true; // disconnect client
            }
            else
            {
                WSDataFrame frame = new WSDataFrame(data);
                byte[] payload = null;
                if (frame.IsValid() && frame.FIN)
                    payload = frame.GetPayload();

                // for debug:
                //string s = new string(Encoding.UTF8.GetChars(payload));
                //string b = "";
                //b += s;

                return SessionDataReceived != null ? SessionDataReceived(session, payload) : false;
            }
        }