1 /*

     2 * Copyright (c) 2008-2009 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  @internalTechnology

    24  @released

    25 */

    26 

    27 #ifndef _IPCUTIL_H_

    28 #define _IPCUTIL_H_

    29 

    30 #include <scs/ipcstream.h>

    31 #include <scs/streamingarray.h>

    32 

    33 

    34 template <class T>

    35 TInt GetObjectSizeL(const T* aObject)

    36     {

    37     TInt size(0);

    38    	if(aObject)

    39         {

    40         RNullWriteStream nullstream;

    41         CleanupClosePushL(nullstream);

    42         nullstream << *aObject;

    43         nullstream.CommitL();

    44         size = nullstream.BytesWritten();

    45         CleanupStack::PopAndDestroy(&nullstream);

    46         return size;

    47         }

    48    	return -1;

    49     }

    50 

    51 template <class T>

    52 void WriteObjectDataL(const RMessage2& aMessage, TInt aParam, const T* aObject)

    53     {

    54     if(!aObject)

    55         {

    56         User::Leave(KErrAbort);

    57         }

    58     RIpcWriteStream ipcstream;

    59     ipcstream.Open(aMessage, aParam);

    60     CleanupClosePushL(ipcstream);

    61     ipcstream << *aObject;

    62     CleanupStack::PopAndDestroy(&ipcstream); // Data is committed in Close method

    63     }

    64 

    65 #endif /* _IPCUTIL_H_ */