// Copyright (c) 2006-2009 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:

 // //               RSqlBufFlat class          //

 // 

 //

 /**

  @return Flat buffer elements count

 */

 inline TInt RSqlBufFlat::Count() const

 	{

 	SQLFLATBUF_INVARIANT();

 	return iBuf->iCount;

 	}

 /**

 @return Flat buffer size (this is not the max size. It refers only to the used part of the flat buffer)

 */

 inline TInt RSqlBufFlat::Size() const

 	{

 	SQLFLATBUF_INVARIANT();

 	return iBuf->iSize;

 	}

 /**

 @return Flat buffer max size

 */

 inline TInt RSqlBufFlat::MaxSize() const

 	{

 	SQLFLATBUF_INVARIANT();

 	return iMaxSize;

 	}

 /**

 @return A pointer to the beginning of the flat buffer header

 */

 inline RSqlBufFlat::TCell* RSqlBufFlat::Header()

 	{

 	return reinterpret_cast <RSqlBufFlat::TCell*> (iBuf + 1);

 	}

 /**

 @return A const pointer to the beginning of the flat buffer header

 */

 inline const RSqlBufFlat::TCell* RSqlBufFlat::Header() const 

 	{

 	return reinterpret_cast <const RSqlBufFlat::TCell*> (iBuf + 1);

 	}

 /**

 @return The avaliable space in the flat buffer

 */

 inline TInt RSqlBufFlat::Available() const

 	{

 	return iMaxSize - iBuf->iSize;

 	}

 /**

 This function returns a const reference to a descriptor object pointing to the internal buffer.

 BufDes() guarantees to return a const descriptor, whose lifetime is the same as the flat buffer lifetime.

 (useful when making asynchronous IPC calls)

 @return A reference to a descriptor object pointing to the internal buffer.

 */

 inline const TDesC8& RSqlBufFlat::BufDes() const

 	{

 	SQLFLATBUF_INVARIANT();

 	iBufPtrC.Set(reinterpret_cast <const TUint8*> (iBuf), iBuf->iSize);

 	return iBufPtrC;	

 	}

 /**

 This function returns a modifiable reference to a descriptor object pointing to the internal buffer.

 BufPtr() guarantees to return a modifiable descriptor, whose lifetime is the same as the flat buffer lifetime.

 (useful when making asynchronous IPC calls)

 @return A reference to a modifiable descriptor object pointing to the internal buffer.

 */

 inline TPtr8& RSqlBufFlat::BufPtr()

 	{

 	SQLFLATBUF_INVARIANT();

 	iBufPtr.Set(reinterpret_cast <TUint8*> (iBuf), iBuf->iSize, iMaxSize);

 	return iBufPtr;	

 	}

 /**

 @return The minimal allowed buffer size: sizeof(TBufFlat) + size of the header

 */

 inline TInt RSqlBufFlat::SysDataSize() const

 	{

 	return iBuf->iHeaderSize + sizeof(RSqlBufFlat::TBufFlat);

 	}