cryptoservices/certificateandkeymgmt/pkcs7/pkcs7asn1.cpp
author andy simpson <andrews@symbian.org>
Fri, 08 Jan 2010 16:25:14 +0000
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/*
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* Copyright (c) 2003-2009 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 the License "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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*/
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#include "pkcs7asn1.h"
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#include <asn1dec.h>
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CArrayPtr<TASN1DecGeneric>* PKCS7ASN1::DecodeSequenceLC(const TDesC8& aRawData)
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	{
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	CArrayPtr<TASN1DecGeneric>* items = NULL;
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	// Check we've got a sequence
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	TASN1DecGeneric decGen(aRawData);
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	decGen.InitL();
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	if(decGen.Tag() != EASN1Sequence && decGen.Tag() != EASN1Set)
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		{
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		User::Leave(KErrArgument);
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		}
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	else
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		{
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		// Decode the sequence		
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		TASN1DecSequence decSeq;
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		items = decSeq.DecodeDERLC(decGen);
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		}
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	return items;
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	}
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CArrayPtr<TASN1DecGeneric>* PKCS7ASN1::DecodeSequenceLC(const TDesC8& aRawData,
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															const TInt aMinTerms,
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															const TInt aMaxTerms)
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	{
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	CArrayPtr<TASN1DecGeneric>* items = DecodeSequenceLC(aRawData);
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	TInt count = items->Count();
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	if(count < aMinTerms || count > aMaxTerms)
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		{
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		User::Leave(KErrArgument);
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		}
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	return items;
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	}