// Copyright (c) 2004-2009 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

 @publishedAll

 @released

*/

#include <bluetooth/logger.h>

#include <remconstatusapicontroller.h>

#include <remconstatusapicontrollerobserver.h>

#include <remconinterfaceselector.h>

#include "remconstatusapi.h"

#ifdef __FLOG_ACTIVE

_LIT8(KLogComponent, LOG_COMPONENT_AVRCP_STATUS);

#endif

/** Creates new Status Api Controller.

@param aInterfaceSelector An interface selector for use with this interface.

@param aObserver An observer to be notified of responses to commands issued

				to this interface.

@return A fully constructed CRemConStatusApiController

*/

EXPORT_C CRemConStatusApiController* CRemConStatusApiController::NewL(CRemConInterfaceSelector& aInterfaceSelector, 

											  MRemConStatusApiControllerObserver& aObserver)

	{

	LOG_STATIC_FUNC

	CRemConStatusApiController* self = new(ELeave) CRemConStatusApiController(aInterfaceSelector, aObserver);

	CleanupStack::PushL(self);

	self->BaseConstructL();

	CleanupStack::Pop(self);

	return self;

	}

/** Constructs this interface.

@param aInterfaceSelector An interface selector for use with this interface.

@param aObserver An observer to be notified of responses to commands issued

				to this interface.

@internalComponent

@released

*/

CRemConStatusApiController::CRemConStatusApiController(CRemConInterfaceSelector& aInterfaceSelector, 

							   MRemConStatusApiControllerObserver& aObserver)

:	CRemConInterfaceBase(TUid::Uid(KRemConStatusApiUid), 

						 KRemConStatusApiMaxOperationSpecificDataSize, 

						 aInterfaceSelector,

						 ERemConClientTypeController),

	iObserver(aObserver)

	{

	iOutData.Assign(NULL);

	}

/** Destructor.

*/

EXPORT_C CRemConStatusApiController::~CRemConStatusApiController()

	{

	}

/** Gets a pointer to a specific interface version.

@return A pointer to the interface, NULL if not supported.

@internalComponent

@released

*/

TAny* CRemConStatusApiController::GetInterfaceIf(TUid aUid)

	{

	TAny* ret = NULL;

	if ( aUid == TUid::Uid(KRemConInterfaceIf1) )

		{

		ret = reinterpret_cast<TAny*>(

			static_cast<MRemConInterfaceIf*>(this)

			);

		}

	return ret;

	}

/** New message from RemCon.

@internalComponent

@released

*/

void CRemConStatusApiController::MrcibNewMessage(TUint aOperationId, const TDesC8& aData)

	{

	LOG_FUNC

	switch ( aOperationId )

		{

	case ERemConStatusApiUnitInfo:

		{

		TInt vendorId, unit, unitType, extendedUnitType;

		SetUnitInfoResponseData(aData, vendorId, unit, unitType, extendedUnitType);

		iObserver.MrcsacoUnitInfoResponse(vendorId, unit, unitType, extendedUnitType);

		break;

		}

	case ERemConStatusApiSubunitInfo:

		{

		TInt page, extension;

		TPtrC8 pageData;

		SetSubunitInfoResponseData(aData, page, extension, pageData);

		iObserver.MrcsacoSubunitInfoResponse(page, extension, pageData);

		break;

		}

	default:

		break;

		}

	}

/** Parses command data from the buffer.

@param aCommandData The buffer from which to read the data.

@param aVendorId On return, the vendor id

@param aUnit On return, the unit

@param aUnitType On return, the unit type 

@param aExtendedUnitType On return, the extended unit type

@internalComponent

@released

*/

void CRemConStatusApiController::SetUnitInfoResponseData(const TDesC8& aCommandData,

	TInt& aVendorId, TInt& aUnit, TInt& aUnitType, TInt& aExtendedUnitType)

	{

	if(aCommandData.Length())

		{

		ReadCommandDataToInt(aCommandData, KRemConStatusApiVendorIdOffset, 

			KRemConStatusApiVendorIdLength, aVendorId);

		ReadCommandDataToInt(aCommandData, KRemConStatusApiUnitOffset, 

			KRemConStatusApiUnitLength, aUnit);

		ReadCommandDataToInt(aCommandData, KRemConStatusApiUnitTypeOffset, 

			KRemConStatusApiUnitTypeLength, aUnitType);

		ReadCommandDataToInt(aCommandData, KRemConStatusApiExtendedUnitTypeOffset, 

			KRemConStatusApiExtendedUnitTypeLength, aExtendedUnitType);

		}

	else

		{

		// On error set all fields to 0

		aVendorId = aUnit = aUnitType = aExtendedUnitType = 0;

		}

	}

/** Parses command data from the buffer.

@param aCommandData The buffer from which to read the data.

@param aPage On return, the page

@param aExtension On return, the extension

@param aPageData On return, the page data

@internalComponent

@released

*/

void CRemConStatusApiController::SetSubunitInfoResponseData(const TDesC8& aCommandData,

	TInt& aPage, TInt& aExtension, TPtrC8& aPageData)

	{

	if(aCommandData.Length())

		{

		ReadCommandDataToInt(aCommandData, KRemConStatusApiPageOffset, 

			KRemConStatusApiPageLength, aPage);

		ReadCommandDataToInt(aCommandData, KRemConStatusApiExtensionOffset, 

			KRemConStatusApiExtensionLength, aExtension);

		aPageData.Set(aCommandData.Mid(KRemConStatusApiPageDataOffset));

		}

	else

		{

		// On error set all fields to 0

		aPage = aExtension = 0;

		aPageData.Set(KNullDesC8());

		}

	}

/** Reads command data from the buffer to an int.

@param aCommandData The buffer from which to read the data.

@param aOffset The offset within aCommandData read from.

@param aLength The length of data to read.  This must not be

				more than 4.

@param aValue On return, the value of the specified data section.

@internalComponent

@released

*/	

void CRemConStatusApiController::ReadCommandDataToInt(const TDesC8& aCommandData, 

	TInt aOffset, TInt aLength, TInt& aValue)

	{

	__ASSERT_ALWAYS(aLength <= 4, CRemConStatusApiController::Panic(EStatusApiCommandDataSectionTooLong));

	aValue = 0;

	for(TInt i = 0 ; i < aLength; i++)

		{

		aValue |= aCommandData[i+aOffset]<<(8*i);

		}

	}

/** Issue UnitInfo command.

Only one command per controller session can be outstanding at any one time.

@param aStatus Status to be completed with the result of issuing this command.

@param aNumRemotes On completion, the number of remotes this command was issued to.

*/

EXPORT_C void CRemConStatusApiController::UnitInfo(TRequestStatus& aStatus, TUint& aNumRemotes)

	{

	LOG_FUNC

	InterfaceSelector().Send(aStatus, 

		TUid::Uid(KRemConStatusApiUid),

		(TUint)ERemConStatusApiUnitInfo, 

		aNumRemotes,

		ERemConCommand,

		iOutData);

	}

/** Issue SubUnitInfo command.

Only one command per controller session can be outstanding at any one time.

@param aStatus Status to be completed with the result of issuing this command.

@param aNumRemotes On completion, the number of remotes this command was issued to.

*/

EXPORT_C void CRemConStatusApiController::SubunitInfo(TRequestStatus& aStatus, TUint& aNumRemotes)

	{

	LOG_FUNC

	InterfaceSelector().Send(aStatus, 

		TUid::Uid(KRemConStatusApiUid), 

		(TUint)ERemConStatusApiSubunitInfo, 

		aNumRemotes,

		ERemConCommand);

	}

/** Utility Status Converter panic function.

@param aPanic The panic number.

@internalComponent

@released

*/

void CRemConStatusApiController::Panic(TStatusApiPanic aPanic)

	{

	User::Panic(KStatusApiPanicName, aPanic);

	}

//

// End of file