sensor_gps.hpp 3.07 KB
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/**
 * @file sensor_gps.hpp
 *
 * Defines uORB over UAVCANv1 sensor_gps subscriber
 *
 * @author Peter van der Perk <peter.vanderperk@nxp.com>
 */

#pragma once

#include <uORB/topics/sensor_gps.h>
#include <uORB/PublicationMulti.hpp>

#include "../DynamicPortSubscriber.hpp"

class UORB_over_UAVCAN_sensor_gps_Subscriber : public UavcanDynamicPortSubscriber
{
public:
	UORB_over_UAVCAN_sensor_gps_Subscriber(CanardInstance &ins, UavcanParamManager &pmgr, uint8_t instance = 0) :
		UavcanDynamicPortSubscriber(ins, pmgr, "uorb.sensor_gps", instance) { };

	void subscribe() override
	{
		// Subscribe to messages uORB sensor_gps payload over UAVCAN
		canardRxSubscribe(&_canard_instance,
				  CanardTransferKindMessage,
				  _subj_sub._canard_sub._port_id,
				  sizeof(struct sensor_gps_s),
				  CANARD_DEFAULT_TRANSFER_ID_TIMEOUT_USEC * 10000,
				  &_subj_sub._canard_sub);
	};

	void callback(const CanardTransfer &receive) override
	{
		//PX4_INFO("uORB sensor_gps Callback");

		if (receive.payload_size == sizeof(struct sensor_gps_s)) {
			sensor_gps_s *gps_msg = (sensor_gps_s *)receive.payload;
			_sensor_gps_pub.publish(*gps_msg);

		} else {
			PX4_ERR("uORB over UAVCAN %s playload size mismatch got %d expected %d",
				_subj_sub._subject_name, receive.payload_size, sizeof(struct sensor_gps_s));
		}
	};

private:
	uORB::PublicationMulti<sensor_gps_s> _sensor_gps_pub{ORB_ID(sensor_gps)};

};