virtual RESULT addService(const eServiceReferenceDVB &service, eDVBService *service)=0;
virtual RESULT getService(const eServiceReferenceDVB &reference, ePtr<eDVBService> &service)=0;
virtual RESULT addService(const eServiceReferenceDVB &service, eDVBService *service)=0;
virtual RESULT getService(const eServiceReferenceDVB &reference, ePtr<eDVBService> &service)=0;