Something

sub vcl_recv {
  if (req.http.Cookie !~ "sess-loggedin=1") {
    set req.http.X-Logged-In = "Nope";
    if (req.http.Cookie ~ "cc=[a-zA-Z]+") {
      set req.http.X-Country-Code = regsub(req.http.Cookie, "^.*cc=([a-zA-Z]+).*$", "\1");
    }
    if (req.http.Cookie ~ "continent=[a-zA-Z]+") {
      set req.http.X-Continent = regsub(req.http.Cookie, "^.*continent=([a-zA-Z]+).*$", "\1");
    }
    remove req.http.Cookie;
  }
}