// Copyright (c) 2005-2010 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:

 // ////////////////////////             HIpcStream                 ///////////////////////////////////////

 // 

 //

 /**

  Initializes HIpcStream data members.

  @param aHost A pointer to the buffer with the stream data

  @param aReadPos The position data has to be read from

  @see HIpcStream::SynchL()

  @panic SqlDb 7 In _DEBUG mode. aHost is NULL.

 */

 inline HIpcStream::HIpcStream(MStreamBuf* aHost, TInt aReadPos):

 	iHost(*aHost),

 	iRPos(aReadPos),

 	iWPos(0)

 	{

 	__ASSERT_DEBUG(aHost != NULL, __SQLPANIC(ESqlPanicInternalError));

 	}

 /**

 Relases the stream buffer.

 */

 inline HIpcStream::~HIpcStream()

 	{

 	iHost.Release();

 	}

 /**

 @return The stream data size.

 */

 inline TInt HIpcStream::SizeL()

 	{

 	return iHost.SizeL();

 	}

 /**

 Synchronizes the stream data buffer with the stream.

 @see HIpcStream::HIpcStream()

 */

 inline void HIpcStream::SynchL()

 	{

 	iHost.SynchL();

 	}

 //////////////////////////////////////////////////////////////////////////////////////////////////////////

 ///////////////////////////             HIpcReadBuf                 //////////////////////////////////////

 //////////////////////////////////////////////////////////////////////////////////////////////////////////

 /**

 Initializes HIpcReadBuf data members.

 @param aDes Points to the data which will be accessed via HIpcReadBuf instance.

 */

 inline HIpcReadBuf::HIpcReadBuf(const TDesC8& aDes)

 	{

 	TUint8* ptr = const_cast <TUint8*> (aDes.Ptr());

 	Set(ptr, ptr + aDes.Length(), MStreamBuf::ERead);

 	}

 /**

 Creates an instance of HIpcReadBuf class.

 @param aDes Points to the data which will be accessed via HIpcReadBuf instance.

 @return A pointer to the created HIpcReadBuf instance.

 @leave KErrNoMemory, an out of memory condition has occured;

 */

 inline HIpcReadBuf* HIpcReadBuf::NewL(const TDesC8& aDes)

 	{

 	return new (ELeave) HIpcReadBuf(aDes);

 	}