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* libscopehal                                                                                                          *
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/**
	@file
	@author Andrew D. Zonenberg
	@brief Declaration of SocketCANAnalyzer
	@ingroup scopedrivers
 */

#ifndef SocketCANAnalyzer_h
#define SocketCANAnalyzer_h

#ifdef __linux

class EdgeTrigger;

/**
	@brief Protocol analyzer driver for Linux SocketCAN API
	@ingroup scopedrivers
 */
class SocketCANAnalyzer
	: public virtual SCPIOscilloscope
{
public:
	SocketCANAnalyzer(SCPITransport* transport);
	virtual ~SocketCANAnalyzer();

	//not copyable or assignable
	SocketCANAnalyzer(const SocketCANAnalyzer& rhs) =delete;
	SocketCANAnalyzer& operator=(const SocketCANAnalyzer& rhs) =delete;

public:
	//Device information
	virtual unsigned int GetInstrumentTypes() const override;

	virtual void FlushConfigCache() override;
	virtual OscilloscopeChannel* GetExternalTrigger() override;

	//Channel configuration
	virtual uint32_t GetInstrumentTypesForChannel(size_t i) const override;
	virtual bool IsChannelEnabled(size_t i) override;
	virtual void EnableChannel(size_t i) override;
	virtual void DisableChannel(size_t i) override;
	virtual OscilloscopeChannel::CouplingType GetChannelCoupling(size_t i) override;
	virtual void SetChannelCoupling(size_t i, OscilloscopeChannel::CouplingType type) override;
	virtual std::vector<OscilloscopeChannel::CouplingType> GetAvailableCouplings(size_t i) override;
	virtual double GetChannelAttenuation(size_t i) override;
	virtual void SetChannelAttenuation(size_t i, double atten) override;
	virtual unsigned int GetChannelBandwidthLimit(size_t i) override;
	virtual void SetChannelBandwidthLimit(size_t i, unsigned int limit_mhz) override;
	virtual std::vector<unsigned int> GetChannelBandwidthLimiters(size_t i) override;
	virtual float GetChannelVoltageRange(size_t i, size_t stream) override;
	virtual void SetChannelVoltageRange(size_t i, size_t stream, float range) override;
	virtual float GetChannelOffset(size_t i, size_t stream) override;
	virtual void SetChannelOffset(size_t i, size_t stream, float offset) override;
	virtual std::string GetProbeName(size_t i) override;

	//Triggering
	virtual Oscilloscope::TriggerMode PollTrigger() override;
	virtual bool AcquireData() override;
	virtual void Start() override;
	virtual void StartSingleTrigger() override;
	virtual void Stop() override;
	virtual void ForceTrigger() override;
	virtual bool IsTriggerArmed() override;
	virtual void PushTrigger() override;
	virtual void PullTrigger() override;

	//Timebase
	virtual std::vector<uint64_t> GetSampleRatesNonInterleaved() override;
	virtual std::vector<uint64_t> GetSampleRatesInterleaved() override;
	virtual std::set<InterleaveConflict> GetInterleaveConflicts() override;
	virtual std::vector<uint64_t> GetSampleDepthsNonInterleaved() override;
	virtual std::vector<uint64_t> GetSampleDepthsInterleaved() override;
	virtual uint64_t GetSampleRate() override;
	virtual uint64_t GetSampleDepth() override;
	virtual void SetSampleDepth(uint64_t depth) override;
	virtual void SetSampleRate(uint64_t rate) override;
	virtual void SetTriggerOffset(int64_t offset) override;
	virtual int64_t GetTriggerOffset() override;
	virtual bool IsInterleaving() override;
	virtual bool SetInterleaving(bool combine) override;

	virtual bool PopPendingWaveform() override;
	virtual bool IsAppendingToWaveform() override;

protected:

	///@brief True if the trigger is armed
	bool m_triggerArmed;

	///@brief True if most recent trigger was a single-shot
	bool m_triggerOneShot;

	///@brief True if we are appending to the previous waveform
	bool m_appendingNext;

	///@brief Trigger timestamp, integer part
	int64_t m_startSec;

	///@brief Trigger timestamp, fractional part
	int64_t m_startNsec;

public:
	static std::string GetDriverNameInternal();
	OSCILLOSCOPE_INITPROC(SocketCANAnalyzer)
};

#endif

#endif
