// File CORBA_ORB.idl    
// CORBA 3.0, Chapter 4

    typedef unsigned short ServiceType;
    typedef unsigned long ServiceOption;
    typedef unsigned long ServiceDetailType;

    const ServiceType Security = 1;

    struct ServiceDetail {
        ServiceDetailType service_detail_type;
        sequence <octet> service_detail;
    };

    struct ServiceInformation {
        sequence <ServiceOption> service_options;
        sequence <ServiceDetail> service_details;
    };

    native ValueFactory;

    typedef string ORBid;

    interface ORB { // PIDL

        typedef string ObjectId;
        typedef sequence <ObjectId> ObjectIdList;

        exception InvalidName {};

        ORBid id();

        string object_to_string (
            in Object obj
        );

        Object string_to_object (
            in string str
        );

        // Service information operations

        boolean get_service_information (
            in ServiceType service_type,
            out ServiceInformation service_information
        );

        ObjectIdList list_initial_services ();

        // Initial reference operation

        Object resolve_initial_references (
            in ObjectId identifier
        ) raises (InvalidName);

        // Thread related operations

        boolean work_pending( );

        void perform_work();

        void run();

        void shutdown(
            in boolean wait_for_completion
        );

        void destroy();

        // Policy related operations
        Policy create_policy(
            in PolicyType type,
            in any val
        ) raises (PolicyError);

        // Dynamic Any related operations deprecated and removed
        // from primary list of ORB operations

        // Value factory operations
        ValueFactory register_value_factory(
            in RepositoryId id,
            in ValueFactory _factory
        );
        void unregister_value_factory(
            in RepositoryId id);
        ValueFactory lookup_value_factory(
            in RepositoryId id);

        void register_initial_reference(
            in ObjectId id,
            in Object obj
        ) raises (InvalidName);
    };