Servertalk implementation wip, added optional support for pub-key authenticated encryption (via libsodium), not backwards compatible.

common/net/servertalk_server.h

@@ -0,0 +1,58 @@
+#pragma once
+
+#include "tcp_server.h"
+#include "servertalk_server_connection.h"
+#include <vector>
+#include <map>
+
+#ifdef ENABLE_SECURITY
+#include <sodium.h>
+#endif
+
+namespace EQ
+{
+	namespace Net
+	{
+		struct ServertalkServerOptions
+		{
+			int port;
+			bool ipv6;
+			bool encrypted;
+			std::string credentials;
+
+			ServertalkServerOptions() {
+#ifdef ENABLE_SECURITY
+				encrypted = true;
+#endif
+				ipv6 = false;
+			}
+		};
+
+		class ServertalkServer
+		{
+		public:
+			ServertalkServer();
+			~ServertalkServer();
+
+			void Listen(const ServertalkServerOptions& opts);
+			void OnConnectionIdentified(const std::string &type, std::function<void(std::shared_ptr<ServertalkServerConnection>)> cb);
+			void OnConnectionRemoved(const std::string &type, std::function<void(std::shared_ptr<ServertalkServerConnection>)> cb);
+
+		private:
+			void ConnectionDisconnected(ServertalkServerConnection *conn);
+			void ConnectionIdentified(ServertalkServerConnection *conn);
+			bool CheckCredentials(const std::string &credentials);
+
+			std::unique_ptr<EQ::Net::TCPServer> m_server;
+			std::vector<std::shared_ptr<ServertalkServerConnection>> m_unident_connections;
+			std::map<std::string, std::vector<std::shared_ptr<ServertalkServerConnection>>> m_ident_connections;
+
+			std::map<std::string, std::function<void(std::shared_ptr<ServertalkServerConnection>)>> m_on_ident;
+			std::map<std::string, std::function<void(std::shared_ptr<ServertalkServerConnection>)>> m_on_disc;
+			bool m_encrypted;
+			std::string m_credentials;
+
+			friend class ServertalkServerConnection;
+		};
+	}
+}