virtual bool FindService(const std::string & name, SERVICE_CONF & service) = 0;
virtual bool ServiceExists(const std::string & name) const = 0;
virtual const std::string & GetStrError() const = 0;
+ virtual size_t Count() const = 0;
virtual int OpenSearch() const = 0;
virtual int SearchNext(int, SERVICE_CONF * service) const = 0;