messagingfw/msgsrvnstore/server/src/TMsvPackedNotifierRequest.cpp
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Mon, 18 Jan 2010 20:36:02 +0200
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// Copyright (c) 2005-2009 Nokia Corporation and/or its subsidiary(-ies).
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// All rights reserved.
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// This component and the accompanying materials are made available
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// under the terms of "Eclipse Public License v1.0"
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// which accompanies this distribution, and is available
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// at the URL "http://www.eclipse.org/legal/epl-v10.html".
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//
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// Initial Contributors:
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// Nokia Corporation - initial contribution.
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//
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// Contributors:
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//
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// Description:
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//
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#include <tmsvpackednotifierrequest.h>
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#include "MSVPANIC.H"
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const TInt KTSecInfoNumTInts = sizeof(TSecurityInfo)/sizeof(TInt);
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EXPORT_C TMsvPackedNotifierRequest::TMsvPackedNotifierRequest(HBufC8*& aBuffer)
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: iBuffer(aBuffer)
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	{
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	}
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EXPORT_C TInt TMsvPackedNotifierRequest::Pack(const CMsvEntrySelection& aSelection, const TSecurityInfo& aSecurityInfo)
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	{
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	// check the buffer is large enough for the CMsvSelection array and the TSecurityInfo object
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	// note the extra +1 is to package the CMsvSelection array count
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	TInt requiredSize = ((aSelection.Count()+KTSecInfoNumTInts+1)*sizeof(TInt));
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	if (requiredSize>iBuffer->Des().MaxSize())
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		{
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		return KErrOverflow;
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		}
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	// set the buffer (contents) length
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	iBuffer->Des().SetLength(requiredSize);
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	// get pointer to start of iBuffer data 
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	TInt* ptr = (TInt*) const_cast<TUint8*> (iBuffer->Ptr());
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	// pack MSvSelection array size and contents
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	*ptr++ = aSelection.Count();
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	for (TInt count=0; count<aSelection.Count(); ++count)
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		{
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		*ptr++ = aSelection.At(count);
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		}
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	// get pointer to security info object
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	TInt* secPtr = (TInt*) const_cast<TSecurityInfo*> (&aSecurityInfo);
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	// pack TSecurityInfo size and copy into buffer
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	for (TInt count=0; count<KTSecInfoNumTInts; ++count)
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		{
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		*ptr++ = *secPtr++;
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		}
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	return KErrNone;
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	}
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EXPORT_C void TMsvPackedNotifierRequest::UnpackL(const TDesC8& aBuffer, CMsvEntrySelection& aSelection, TSecurityInfo& aSecurityInfo)
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	{
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    __ASSERT_DEBUG(aSelection.Count()==0, PanicServer(EMsvOperationUnpackSelectionNotEmpty));	
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	TInt* ptr = (TInt*) const_cast<TUint8*> (aBuffer.Ptr());
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	// extract the CMsvEntrySelection object
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	TInt count = *ptr++;
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	while (count--)
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		{
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		aSelection.AppendL(*ptr++);
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		}
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	// extract the TSecurityInfo object
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	TInt* secPtr = (TInt*) const_cast<TSecurityInfo*> (&aSecurityInfo);
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	count = KTSecInfoNumTInts;
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	while (count--)
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		{
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		*secPtr++ = *ptr++;
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		}
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	}