PerfSensorGroup.h

/*
 * PerfSensorGroup.h
 *
 *  Created on: 04.08.2018
 *      Author: Micha Mueller
 */

#ifndef PERFSENSORGROUP_H_
#define PERFSENSORGROUP_H_

#include "../../includes/SensorGroupTemplate.h"
#include "PerfSensorBase.h"

class PerfSensorGroup : public SensorGroupTemplate<PerfSensorBase> {
public:
	PerfSensorGroup(const std::string& name);
	virtual ~PerfSensorGroup();

	void init(boost::asio::io_service& io) override;
	void start() override;
	void stop() override;

	int		getCpuId() 				const	{ return _cpuId; }

	void setCpuId(int cpuId) 							{ _cpuId = cpuId; }
	void setSensorGroupLeader(bool sensorGroupLeader) { _sensorGroupLeader = sensorGroupLeader; }

	void pushBackGroup(PerfSensorGroup* perfGroup) { _fellowSensorGroups.push_back(perfGroup); }

private:
	void read() override;
	void readAsync() override;

	//are we the sensorGroupLeader?
	bool _sensorGroupLeader;

	int	_cpuId;
	int	_group_fd;
	std::vector<int> _fds;

	char *	_buf;
	std::size_t	_bufSize;
	std::vector<uint64_t>	_ids;

	//the sensorGroupLeader stores attached groups in here
	std::vector<PerfSensorGroup*> _fellowSensorGroups;
};

#endif /* PERFSENSORGROUP_H_ */