Service::Ptr create_service(const std::string& protocol, const std::string& server, const std::string& hostname, const std::string& login, const std::string& password, const int update_interval, const int max_updates_within_interval, const int dns_cache_ttl);
int load_main_config_file(const std::string& full_filename);
int load_service_config_file(const std::string& full_filename);
+ void define_config_options();
public: