os/security/cryptoservices/certificateandkeymgmt/asn1/booleandec.cpp
author sl@SLION-WIN7.fritz.box
Fri, 15 Jun 2012 03:10:57 +0200
changeset 0 bde4ae8d615e
permissions -rw-r--r--
First public contribution.
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/*
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* Copyright (c) 1998-2009 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 "asn1dec.h"
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EXPORT_C TASN1DecBoolean::TASN1DecBoolean(void)
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	{
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	}
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EXPORT_C TBool TASN1DecBoolean::DecodeDERL(const TDesC8& aSource,TInt& aPos)
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	{
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	TPtrC8 Ptr=aSource.Right(aSource.Length()-aPos);
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	TASN1DecGeneric gen(Ptr);
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	gen.InitL();
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	aPos+=gen.LengthDER();
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	TBool res = DecodeDERL(gen);
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	return res;
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	}
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EXPORT_C TBool TASN1DecBoolean::DecodeDERL(const TASN1DecGeneric& aSource)
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	{
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	TPtrC8 content = aSource.GetContentDER();
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	if (content.Length() != 1)
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		{
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		User::Leave(KErrArgument);
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		}
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	if (content[0] == 0)
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		{
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		return EFalse;
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		}
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	if (content[0] == 0xFF)
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		{
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		return ETrue;
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		}
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	User::Leave(KErrArgument);
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	return ETrue;//never gets to here
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	}