tcp/udp 추가, todo:iocp openssl 지원하도록 업데이트하기

include/session/session.h

@@ -0,0 +1,22 @@
+#pragma once
+
+#include <openssl/bio.h>
+#include <openssl/err.h>
+#include <openssl/ssl.h>
+
+#include "socket/iocp.h"
+#include "utils/thread_pool.h"
+
+namespace happytanuki {
+
+enum class SessionProtocol { UDP, TCP, TLS, QUIC };
+
+class Session {
+ public:
+  Session(utils::ThreadPool* tp, SessionProtocol proto);
+
+ private:
+  Socket::IOCP iocp_;
+  utils::ThreadPool* tp_;
+};
+}  // namespace happytanuki