--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/cryptoservices/certificateandkeymgmt/pkixCert/pkixCertChainHelper.h	Wed Jul 08 11:25:26 2009 +0100
@@ -0,0 +1,105 @@
+/*
+* Copyright (c) 2004-2009 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: 
+* CPKIXCertChainHelper class implementation
+*
+*/
+
+
+
+
+/**
+ @file 
+ @internalTechnology
+*/
+ 
+#ifndef __PKIXCERTCHAINHELPER_H__
+#define __PKIXCERTCHAINHELPER_H__
+
+#include <e32base.h>
+
+class RFs;
+class CPKIXCertChainBase;
+class CPKIXValidationResult;
+class CUnifiedCertStore;
+
+/**
+ * An helper object that used to implement the valdiation functionality of the
+ * CPKICCertChain interface.  This is done by creating and initialising a
+ * unified certificate store, and then calling through to the implementation in
+ * CPKIXCertChainBase.
+ */
+NONSHARABLE_CLASS(CPKIXCertChainHelper) : public CActive
+	{
+public:
+	static CPKIXCertChainHelper* NewL(RFs& aFs);
+
+	virtual ~CPKIXCertChainHelper();
+
+	CUnifiedCertStore& CertStore();
+	
+	/** Validates the chain. */
+	void Validate(CPKIXCertChainBase& aCertChain,
+				  CPKIXValidationResult& aValidationResult, 
+				  const TTime& aValidationTime,
+				  TRequestStatus& aStatus);
+	
+	/** Validates the chain. */
+	void Validate(CPKIXCertChainBase& aCertChain,
+				  CPKIXValidationResult& aValidationResult, 
+				  const TTime& aValidationTime,
+				  const CArrayPtr<HBufC>& aInitialPolicies, 
+				  TRequestStatus& aStatus);
+
+	/** Cancels an asynchronous Validate() operation. */
+	void CancelValidate();
+
+private:
+	CPKIXCertChainHelper();
+	void ConstructL(RFs& aFs);
+	void StartValidate(CPKIXCertChainBase& aCertChain,
+					   CPKIXValidationResult& aValidationResult, 
+					   const TTime& aValidationTime,
+					   const CArrayPtr<HBufC>* aInitialPolicies, 
+					   TRequestStatus& aStatus);
+	void InitializeCertStore();
+	void ValidateChainL();
+
+private:
+	virtual void RunL();
+	virtual TInt RunError(TInt aError);
+	virtual void DoCancel();
+	void Complete(TInt aError);
+	
+private:
+	enum TState
+		{
+		EIdle,
+		EInitializeCertStore,
+		EValidateChain
+		};
+	
+	CUnifiedCertStore*		iCertStore;
+	TBool					iCertStoreInitialized;
+	TState					iState;
+	
+	// Client parameters
+	CPKIXCertChainBase*		iCertChain;
+	CPKIXValidationResult*	iValidationResult;
+	TTime					iValidationTime;
+	const CArrayPtr<HBufC>*	iInitialPolicies;
+	TRequestStatus*			iClientStatus;
+	};
+
+#endif