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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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* This file contains the implementation of the ASN1 Null class.
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*
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*/
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#include "asn1dec.h"
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EXPORT_C TASN1DecNull::TASN1DecNull(void)
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{
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}
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EXPORT_C void TASN1DecNull::DecodeDERL(const TDesC8& aSource,TInt& aPos)
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{
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TPtrC8 Source=aSource.Mid(aPos);
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TASN1DecGeneric gen(Source);
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gen.InitL();
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aPos+=gen.LengthDER();
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DecodeDERL(gen);
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}
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EXPORT_C void TASN1DecNull::DecodeDERL(const TASN1DecGeneric& aSource)
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{
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TPtrC8 contents(aSource.Encoding());
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if ((contents.Length() != 2) ||
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(contents[1] & 0xff) ||
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(!(contents[0] & 0x05)))
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{
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User::Leave(KErrArgument);
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}
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}
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