receive of icmp work, needs statistics and missing settings

srcs/includes/ft_ping.h

@@ -56,6 +56,7 @@ typedef struct s_settings
 	uint16_t	id;
 	short		stop;
 	short		err;
+	char		*name;
 	
 }	t_settings;
 
@@ -77,5 +78,6 @@ void free_hosts(t_host_list *list);
 t_settings parse_args(int argc, char **argv);
 void show_help(t_settings *set, char *name);
 void send_pings(t_settings *set);
+uint16_t calc_checksum(void *ptr, size_t len);
 
 #endif