uORB::DeviceNode replace SubscriptionData with uORB::SubscriptionInterval

src/modules/uORB/uORBDeviceNode.hpp

@@ -229,31 +229,6 @@ protected:
 
 private:
 
-	/**
-	 * Copies data and the corresponding generation
-	 * from a node to the buffer provided. Caller handles locking.
-	 *
-	 * @param dst
-	 *   The buffer into which the data is copied.
-	 * @param generation
-	 *   The generation that was copied.
-	 * @return bool
-	 *   Returns true if the data was copied.
-	 */
-	bool copy_locked(void *dst, unsigned &generation) const;
-
-	struct UpdateIntervalData {
-		uint64_t last_update{0}; /**< time at which the last update was provided, used when update_interval is nonzero */
-		unsigned interval{0}; /**< if nonzero minimum interval between updates */
-	};
-
-	struct SubscriberData {
-		~SubscriberData() { if (update_interval) { delete (update_interval); } }
-
-		unsigned generation{0}; /**< last generation the subscriber has seen */
-		UpdateIntervalData *update_interval{nullptr}; /**< if null, no update interval */
-	};
-
 	const orb_metadata *_meta; /**< object metadata information */
 
 	uint8_t     *_data{nullptr};   /**< allocated object buffer */
@@ -265,15 +240,4 @@ private:
 	bool _advertised{false};  /**< has ever been advertised (not necessarily published data yet) */
 	uint8_t _queue_size; /**< maximum number of elements in the queue */
 	int8_t _subscriber_count{0};
-
-	/**
-	 * Check whether a topic appears updated to a subscriber.
-	 *
-	 * Lock must already be held when calling this.
-	 *
-	 * @param sd    The subscriber for whom to check.
-	 * @return    True if the topic should appear updated to the subscriber
-	 */
-	bool      appears_updated(cdev::file_t *filp);
-
 };