1 /*

     2 * Copyright (c) 2007-2009 Nokia Corporation and/or its subsidiary(-ies).

     3 * All rights reserved.

     4 * This component and the accompanying materials are made available

     5 * under the terms of the License "Eclipse Public License v1.0"

     6 * which accompanies this distribution, and is available

     7 * at the URL "http://www.eclipse.org/legal/epl-v10.html".

     8 *

     9 * Initial Contributors:

    10 * Nokia Corporation - initial contribution.

    11 *

    12 * Contributors:

    13 *

    14 * Description: 

    15 * Library to add s32strm support for IPC (ie. stream via multiple IPC read/writes instead of

    16 * copying to a buffer and streaming to/from there.

    17 *

    18 */

    19 

    20 

    21 /**

    22  @file

    23 */

    24 #include "sisregistryserveripcbuf.h"

    25 

    26 

    27 void RIpcBuf::Open(const RMessage2& aMessage, TInt aMessageSlot)

    28 	{

    29 	iMessage = aMessage;

    30 	iMessageSlot = aMessageSlot;

    31 	iReadPos = 0;

    32 	iWritePos = 0;

    33 	}

    34 

    35 

    36 

    37 TInt RIpcBuf::DoReadL(TAny *aPtr, TInt aMaxLength)

    38 	{

    39 	TPtr8 ptr((TUint8*)aPtr, aMaxLength);

    40 	iMessage.ReadL(iMessageSlot, ptr, iReadPos);

    41 	TInt len = ptr.Length();

    42 	iReadPos += len;

    43 	return len;

    44 	}

    45 

    46 void RIpcBuf::DoWriteL(const TAny* aPtr,TInt aLength)

    47 	{

    48 	TPtr8 ptr((TUint8*)aPtr, aLength, aLength);

    49 	iMessage.WriteL(iMessageSlot, ptr, iWritePos);

    50 	iWritePos += aLength;

    51 	}

    52 

    53