// Copyright (c) 2003-2009 Nokia Corporation and/or its subsidiary(-ies).

// All rights reserved.

// This component and the accompanying materials are made available

// under the terms of "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:

//

// Description:

//

/**

 @file

 @publishedPartner

*/

#include <bluetooth/logger.h>

#include <bluetoothav.h>

#include "gavdpinterface.h"

#ifdef __FLOG_ACTIVE

_LIT8(KLogComponent, LOG_COMPONENT_AVLIB);

#endif

#ifdef _DEBUG

PANICCATEGORY("headcomp");

#endif

const TUint8 KBackChannelBitMask= 0x80;

const TUint8 KMediaBitMask		= 0x40;

const TUint8 KRecoveryBitMask	= 0x20;

EXPORT_C TAvdtpHeaderCompressionCapabilities::TAvdtpHeaderCompressionCapabilities()

: TAvdtpServiceCapability(EServiceCategoryHeaderCompression, KServiceCatLOSCHeaderCompression)

	{

	}

EXPORT_C /*virtual*/ TInt TAvdtpHeaderCompressionCapabilities::AsProtocol(RBuf8& aBuffer) const

	{

	TInt ret = AddHeader(aBuffer);

	if (ret==KErrNone)

		{

		TUint8 capabilityByte =0; // see fig8.52 AVDTP v1.0

		capabilityByte |= BackChannel() ? KBackChannelBitMask : 0;

		capabilityByte |= Media() ? KMediaBitMask : 0;

		capabilityByte |= Recovery() ? KRecoveryBitMask : 0;

		aBuffer.Append(capabilityByte);

		}

	return ret;	

	}

/*virtual*/	void TAvdtpHeaderCompressionCapabilities::Parse(const TDesC8& aPtr)

	{

	ASSERT_DEBUG(aPtr.Length()==1);	// the parse broke if this is not true

	iBackChannel = (aPtr[0] & KBackChannelBitMask) ? ETrue : EFalse;

	iMedia = (aPtr[0] & KMediaBitMask) ? ETrue : EFalse;

	iRecovery = (aPtr[0] & KRecoveryBitMask) ? ETrue : EFalse;

	}

EXPORT_C TBool TAvdtpHeaderCompressionCapabilities::Media() const

	{

	return iMedia;

	}

EXPORT_C TBool TAvdtpHeaderCompressionCapabilities::Recovery() const

	{

	return iRecovery;

	}

EXPORT_C TBool TAvdtpHeaderCompressionCapabilities::BackChannel() const

	{

	return iBackChannel;

	}

EXPORT_C void TAvdtpHeaderCompressionCapabilities::SetCapabilities(TBool aMedia,TBool aRecovery,TBool aBackChannel)

	{

	iMedia=aMedia;

	iRecovery=aRecovery;

	iBackChannel=aBackChannel;

	}