created and set up server socket

Server.hpp

@@ -4,12 +4,18 @@
 #include <iostream>
 #include <cstdlib>
 #include <csignal>
+#include <arpa/inet.h>
+#include <fcntl.h>
+#include <vector>
+#include <poll.h>
 
 class Server {
     private:
         int _port;
+        int _serverSocketFd;
         static bool _signal;
         std::string _password;
+        std::vector<struct pollfd> _fds;
     public:
         Server();
         ~Server();
@@ -18,6 +24,10 @@ class Server {
         static void receiveSignal(int signum);
         void init();
 
+        void createServerSocket();
+        void bindServerSocket();
+        void addPollfd(int fd, short events, short revents);
+
 };
 
 #endif