func (rt *RouteServiceFunction) Wrapper(w http.ResponseWriter, r *http.Request,
    serviceName string, functionName string) {

    var req *route.Request
    var err error

    if req, err = JsonRequest(w, r); err != nil {
        return
    }

    if req.Auth, err = Token(w, r); err != nil {
        return
    }

    if req.File, err = FileData(w, req); err != nil {
        return
    }

    if PermCheck(w, req, Route.Service[serviceName][functionName]) != nil {
        return
    }

    RemoteCall(w, req, serviceName, functionName)
}