/*

* This component and the accompanying materials are made available

* under the terms of the License "Eclipse Public License v1.0"

* which accompanies this distribution, and is available

* at the URL "http://www.eclipse.org/legal/epl-v10.html".

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

* Accenture Ltd

*

* Description: This file is a part of sound driver for Syborg adaptation.

*

*/

#ifndef __SYBORGSHARED_SOUND_H__

#define __SYBORGSHARED_SOUND_H__

#include <soundsc.h>

#ifdef _ENABLE_SYBORG_AUDIO_DRIVER_DEBUG

#define SYBORG_SOUND_DEBUG(x...) Kern::Printf(x)

#else

#define SYBORG_SOUND_DEBUG(x...)

#endif

#undef ASSERT

#define ASSERT(x) (x) || (Kern::Printf("Sound.pdd: ASSERTION FAILED: "#x),0);

#include "virtio_audio.h"

#include "virtio.h"

#include "virtio_audio_defs.h"

/// @brief defines the maximum size for a single audio data transfer

static const TInt KMaxTransferLength = 128 * 1024;

namespace VirtIo

{

class DIoHandler;

}

class DDriverSyborgSoundScPddFactory;

class DDriverSyborgSoundScPdd : public DSoundScPdd, VirtIo::MIoCallback

	{

public:

	DDriverSyborgSoundScPdd(DDriverSyborgSoundScPddFactory* aPhysicalDevice, 

		TInt aUnitType, VirtIo::DIoHandler *aIoHandler, TUint aDataQueueId);

	~DDriverSyborgSoundScPdd();

	TInt DoCreate();

	void GetChunkCreateInfo(TChunkCreateInfo& aChunkCreateInfo);

	void Caps(TDes8& aCapsBuf) const;

	TInt MaxTransferLen() const;

	TInt SetConfig(const TDesC8& aConfigBuf);

	TInt SetVolume(TInt aVolume);

	TInt StartTransfer();

	TInt TransferData(TUint aTransferID, TLinAddr aLinAddr, TPhysAddr aPhysAddr, TInt aNumBytes);

	void StopTransfer();

	TInt PauseTransfer();

	TInt ResumeTransfer();

	TInt PowerUp();

	void PowerDown();

	TInt CustomConfig(TInt aFunction, TAny* aParam);

	void SetCaps();

	TDfcQue* DfcQ();

	TDfcQue* DfcQ( TInt aUnit );

	TInt CalculateBufferTime(TInt aNumBytes);

private:

	// implementation of VirtIo::MIoCallback

	virtual TBool VirtIoCallback( VirtIo::MIoHandler& aVirtIoHandler, VirtIo::MQueue& aQueue, 

		VirtIo::Token aToken, TUint aBytesTransferred );

public:

	DDriverSyborgSoundScPddFactory*	iPhysicalDevice;

	TInt						iUnitType; //Play or Record

	VirtIo::MIoHandler* iIoHandler;

	TUint iDataQueueId;

private:

	TSoundFormatsSupportedV02	iCaps;

	TCurrentSoundFormatV02		iConfig;

	VirtIo::Audio::DControl* iAudioControl;

	};

#endif