cryptoservices/certificateandkeymgmt/pkixcertbase/pkixchainbuilder.h
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Thu, 10 Sep 2009 14:01:51 +0300
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/*
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* Copyright (c) 1997-2009 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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* CPKIXChainBuilder class implementation
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*
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*/
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/**
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 @file 
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 @internalTechnology
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*/
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#ifndef __PKIXCHAINBUILDER_H__
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#define __PKIXCHAINBUILDER_H__
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#include <e32base.h>
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#include "pkixcerts.h"
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class CPKIXCertChainAO;
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class CPKIXChainBuilder : public CActive
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	{
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	friend class CPKIXCertChainAO;
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public:
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	static CPKIXChainBuilder* NewL();
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	static CPKIXChainBuilder* NewLC();
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	~CPKIXChainBuilder();
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public:
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	void AddSourceL(MPKIXCertSource* aSource);//takes ownership of aSource...
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	void AddIssuer(TInt& aNumberOfCertsAdded, TBool& aResult, CArrayPtrFlat<CX509Certificate>& aChain, 
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		TRequestStatus& aStatus);
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private:
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	CPKIXChainBuilder();
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	void ConstructL();
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	TBool ResolveIssuersL(CArrayPtr<CX509Certificate>& aChain, 
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		const RPointerArray<CX509Certificate>& aCandidates) const;
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private:
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	void RunL();
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	void DoCancel();
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	TInt RunError(TInt aError);
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private:
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	enum TState
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		{
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		EIdle = 0,
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		EAddCandidate,
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		EFinished
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		};
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private:
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	RMPointerArray<MPKIXCertSource> iSources;
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	/**
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	 * We don't own that object, it's only a pointer to a certificate
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	 * in the CX509CertChain from which CPKIXCertChainBase derives.
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	 */
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	CX509Certificate* iSubject;
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	TRequestStatus* iOriginalRequestStatus;
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	TBool* iResult;
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	CArrayPtrFlat<CX509Certificate>* iChain;
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	TInt iIndex;
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	TState iState;
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	RPointerArray<CX509Certificate> iCandidates;
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	TInt* iNumberOfCertsAdded;
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	};
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#endif