添加信令处理代码。

WebRTC/SignalServer.h

@@ -0,0 +1,25 @@
+#ifndef __SIGNALSERVER_H__
+#define __SIGNALSERVER_H__
+
+#include <string>
+#include <unordered_map>
+
+
+namespace Older {
+
+class Application;
+class WebSocketSignalSession;
+
+class SignalServer {
+public:
+    SignalServer(Application &app);
+    void join(const std::string &id, WebSocketSignalSession *client);
+    void leave(const std::string &id);
+    WebSocketSignalSession *client(const std::string &id);
+
+private:
+    std::unordered_map<std::string, WebSocketSignalSession *> m_clients;
+};
+} // namespace Older
+
+#endif // __SIGNALSERVER_H__