--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/cryptoservices/certificateandkeymgmt/pkixcertbase/pkixchainbuilder.h	Wed Jul 08 11:25:26 2009 +0100
@@ -0,0 +1,85 @@
+/*
+* Copyright (c) 1997-2009 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of the License "Eclipse Public License v1.0"
+* which accompanies this distribution, and is available
+* at the URL "http://www.eclipse.org/legal/epl-v10.html".
+*
+* Initial Contributors:
+* Nokia Corporation - initial contribution.
+*
+* Contributors:
+*
+* Description: 
+* CPKIXChainBuilder class implementation
+*
+*/
+
+
+
+
+/**
+ @file 
+ @internalTechnology
+*/
+ 
+#ifndef __PKIXCHAINBUILDER_H__
+#define __PKIXCHAINBUILDER_H__
+
+#include <e32base.h>
+#include "pkixcerts.h"
+
+class CPKIXCertChainAO;
+
+class CPKIXChainBuilder : public CActive
+	{
+	friend class CPKIXCertChainAO;
+
+public:
+	static CPKIXChainBuilder* NewL();
+	static CPKIXChainBuilder* NewLC();
+	~CPKIXChainBuilder();
+
+public:
+	void AddSourceL(MPKIXCertSource* aSource);//takes ownership of aSource...
+	void AddIssuer(TInt& aNumberOfCertsAdded, TBool& aResult, CArrayPtrFlat<CX509Certificate>& aChain, 
+		TRequestStatus& aStatus);
+
+private:
+	CPKIXChainBuilder();
+	void ConstructL();
+	TBool ResolveIssuersL(CArrayPtr<CX509Certificate>& aChain, 
+		const RPointerArray<CX509Certificate>& aCandidates) const;
+
+private:
+	void RunL();
+	void DoCancel();
+	TInt RunError(TInt aError);
+
+private:
+	enum TState
+		{
+		EIdle = 0,
+		EAddCandidate,
+		EFinished
+		};
+
+private:
+	RMPointerArray<MPKIXCertSource> iSources;
+
+	/**
+	 * We don't own that object, it's only a pointer to a certificate
+	 * in the CX509CertChain from which CPKIXCertChainBase derives.
+	 */
+	CX509Certificate* iSubject;
+	TRequestStatus* iOriginalRequestStatus;
+	TBool* iResult;
+	CArrayPtrFlat<CX509Certificate>* iChain;
+	TInt iIndex;
+	TState iState;
+	RPointerArray<CX509Certificate> iCandidates;
+	TInt* iNumberOfCertsAdded;
+	};
+
+#endif