/*

* Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

*

*/

#ifndef __D_TIMERSTAMP_DEV_H__

#define __D_TIMERSTAMP_DEV_H__

/**

  Logical Device (factory class) for 'TimestampTest'

*/

class DTimestampTestFactory : public DLogicalDevice

	{

public:

	DTimestampTestFactory();

	~DTimestampTestFactory();

	//	Inherited from DLogicalDevice

	virtual TInt Install();

	virtual void GetCaps(TDes8& aDes) const;

	virtual TInt Create(DLogicalChannelBase*& aChannel);

	};

class DTimestampTestPddChannel;

/**

  Logical Channel class for 'TimestampTest'

*/

class DTimestampTestChannel : public DLogicalChannel

	{

public:

	DTimestampTestChannel();

	virtual ~DTimestampTestChannel();

	//	Inherited from DObject

	virtual TInt RequestUserHandle(DThread* aThread, TOwnerType aType);

	// Inherited from DLogicalChannelBase

	virtual TInt DoCreate(TInt aUnit, const TDesC8* anInfo, const TVersion& aVer);

	virtual void HandleMsg(TMessageBase* aMsg);

    // intercept messages on client thread

    virtual TInt SendMsg(TMessageBase* aMsg);

private:

	// Panic reasons

	enum TPanic

		{

		ERequestAlreadyPending = 1

		};

	// Implementation for the differnt kinds of messages sent through RBusLogicalChannel

	TInt DoControl(TInt aFunction, TAny* a1, TAny* a2);

	void DoRequest(TInt aReqNo, TRequestStatus* aStatus, TAny* a1, TAny* a2);

    TInt SendRequest(TMessageBase* aMsg);

    TInt SendControl(TMessageBase* aMsg);

	void DoCancel(TUint aMask);

    void DoTimerExpire();

    void DoDfcFn();

    // Accessor for the PDD

	inline DTimestampTestPddChannel& Pdd();

protected:

private:

    static void timerExpire(TAny* aParam);

    static void dfcFn(TAny* aParam);

    DThread* iClient;

    TDynamicDfcQue* iQue;

    TClientDataRequest<STimestampResult> *iWaitOnTimerRequest;

    TClientRequest *iStartRequest;

    TInt iNTicks;

    NTimer iTimer;

    TDfc iDfc;

    TUint64 iLastTimestamp;

    TUint64 iTimestampDelta;

    TBool iStarted;

	};

inline DTimestampTestPddChannel& DTimestampTestChannel::Pdd()

	{ return *((DTimestampTestPddChannel*)iPdd); }

/*

 * DTimestampTestPddChannel

 * Interface Pdd

 */

class DTimestampTestPddChannel : public DBase

    {

public:

    /*

     * reset any variables requried to check entry into a low power mode

     * between time of call and time at which iTimer will next expire

     */

    virtual void StartLPMEntryCheck() = 0;

    /*

     * @return ETrue if a low power modes was entered

     */

    virtual TBool EndLPMEntryCheck() = 0;

    /*

     * Provide test parameters

     */

    virtual void TestConfig(STimestampTestConfig& aInfo) = 0;

    };

#endif //__D_TIMERSTAMP_DEV_H__