// Copyright (c) 2001-2009 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:

// $Workfile: obexinternalutils.cpp $

// $Author: Stevep $

// $Revision: 3 $

// $Date: 19/11/01 15:55 $

// 

//

//class include

#include <obexinternalutils.h>

//system includes

#include <s32strm.h> //RReadStream, RWriteStream

EXPORT_C void ObexInternalUtils::InternalizeL(HBufC*& aBuf, RReadStream& aStream)

/**

 * Internalizes a HBufC from a stream.

 *

 * @param aBuf The HBufC to be internalized

 * @param aStream The stream to be read from

 * @leave KErrXXX Leaves with standard EPOC stream and memory allocation leave codes

 */

    {

    TInt length = aStream.ReadInt32L();

    delete aBuf;

    aBuf = NULL;

    aBuf = HBufC::NewL(aStream, length);

    }

EXPORT_C void ObexInternalUtils::ExternalizeL(const HBufC* aBuf, RWriteStream& aStream)

/**

 * Externalizes a HBufC to a stream.

 *

 * @param aBuf The HBufC to be externalized

 * @param aStream The stream to be written to

 * @leave KErrXXX Leaves with standard EPOC stream leave codes

 */

    {

    aStream.WriteInt32L(aBuf->Length());

    aStream << *aBuf;

    }

EXPORT_C void ObexInternalUtils::InternalizeL(HBufC8*& aBuf, RReadStream& aStream)

/**

 * Internalizes a HBufC8 from a stream.

 *

 * @param aBuf The HBufC8 to be internalized

 * @param aStream The stream to be read from

 * @leave KErrXXX Leaves with standard EPOC stream and memory allocation leave codes

 */

    {

    TInt length = aStream.ReadInt32L();

    delete aBuf;

    aBuf = NULL;

    aBuf = HBufC8::NewL(aStream, length);

    }

EXPORT_C void ObexInternalUtils::ExternalizeL(const HBufC8* aBuf, RWriteStream& aStream)

/**

 * Externalizes a HBufC8 to a stream.

 *

 * @param aBuf The HBufC8 to be externalized

 * @param aStream The stream to be written to

 * @leave KErrXXX Leaves with standard EPOC stream leave codes

 */

    {

    aStream.WriteInt32L(aBuf->Length());

    aStream << *aBuf;

    }

EXPORT_C void ObexInternalUtils::InternalizeL(TDes& aDes, RReadStream& aStream)

/**

 * Internalizes a TDes from a stream.

 *

 * @param aDes The TDes to be internalized

 * @param aStream The stream to be read from

 * @leave KErrXXX Leaves with standard EPOC stream and memory allocation leave codes

 * @leave KErrOverflow if the incoming data is too big for the TBuf provided

 */

    {

	//read a HBufC from the stream

    TInt length = aStream.ReadInt32L();

 	HBufC* buf = HBufC::NewL(aStream, length);

	CleanupStack::PushL(buf);

	//check it'll fit into aBuf

	if (length <= aDes.MaxLength())

		{

		//copy it into aDes

		aDes.Copy(*buf);

		}

	else

		{

		//Doesn't fit so leave

		User::Leave(KErrOverflow);

		}

	CleanupStack::PopAndDestroy();	//buf

	}

EXPORT_C void ObexInternalUtils::ExternalizeL(const TDes& aDes, RWriteStream& aStream)

/**

 * Externalizes a TDes to a stream.

 *

 * @param aBuf The TDes to be externalized

 * @param aStream The stream to be written to

 * @leave KErrXXX Leaves with standard EPOC stream leave codes

 */

    {

    aStream.WriteInt32L(aDes.Length());

    aStream << aDes;

    }

EXPORT_C void ObexInternalUtils::InternalizeL(TDes8& aDes, RReadStream& aStream)

/**

 * Internalizes a TDes8 from a stream.

 *

 * @param aBuf The TDes8 to be internalized

 * @param aStream The stream to be read from

 * @leave KErrXXX Leaves with standard EPOC stream and memory allocation leave codes

 * @leave KErrOverflow if the incoming data is too big for the TBuf provided

 */

    {

	//read a HBufC from the stream

    TInt length = aStream.ReadInt32L();

 	HBufC8* buf = HBufC8::NewL(aStream, length);

	CleanupStack::PushL(buf);

	//check it'll fit into aBuf

	if (length <= aDes.MaxLength())

		{

		//copy it into aDes

		aDes.Copy(*buf);

		}

	else

		{

		//Doesn't fit so leave

		User::Leave(KErrOverflow);

		}

	CleanupStack::PopAndDestroy();	//buf

	}

EXPORT_C void ObexInternalUtils::ExternalizeL(const TDes8& aDes, RWriteStream& aStream)

/**

 * Externalizes a TDes8 to a stream.

 *

 * @param aBuf The TDes8 to be externalized

 * @param aStream The stream to be written to

 * @leave KErrXXX Leaves with standard EPOC stream leave codes

 */

    {

    aStream.WriteInt32L(aDes.Length());

    aStream << aDes;

    }

EXPORT_C void ObexInternalUtils::Panic(ObexInternalUtils::TObexInternalUtilsPanic aPanic)

/**

 * Indicates Panic originates from Obex MTM

 *

 * @param aPanic The type of TObexInternalUtilsPanic which has taken place

 */

	{

	_LIT(KPanicCategory, "ObexMTM");

	User::Panic(KPanicCategory, aPanic);

	}