+ int ChgAdmin(const std::string & login, const ADMIN_CONF_RES & conf, CHG_ADMIN::CALLBACK f, void * data);
+ int AddAdmin(const std::string & login, const ADMIN_CONF & conf, GET_ADMIN::CALLBACK f, void * data);
+ int DelAdmin(const std::string & login, DEL_ADMIN::CALLBACK f, void * data);