--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/cryptoservices/certificateandkeymgmt/pkixCert/pkixCertChainHelper.cpp	Wed Jul 08 11:25:26 2009 +0100
@@ -0,0 +1,200 @@
+/*
+* 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: 
+*
+*/
+
+
+#include "pkixCertChainHelper.h"
+#include <pkixcertchain.h>
+#include <pkixvalidationresult.h>
+#include <unifiedcertstore.h>
+
+_LIT(KPanicCat, "CPKIXCertChainHelper");
+
+CPKIXCertChainHelper* CPKIXCertChainHelper::NewL(RFs& aFs)
+	{
+	CPKIXCertChainHelper* self = new (ELeave) CPKIXCertChainHelper();
+	CleanupStack::PushL(self);
+	self->ConstructL(aFs);
+	CleanupStack::Pop(self);
+	return self;
+	}
+	
+CPKIXCertChainHelper::CPKIXCertChainHelper() :
+	CActive(EPriorityNormal)
+	{
+	CActiveScheduler::Add(this);
+	}
+
+void CPKIXCertChainHelper::ConstructL(RFs& aFs)
+	{
+	iCertStore = CUnifiedCertStore::NewL(aFs, EFalse);
+	}
+
+CPKIXCertChainHelper::~CPKIXCertChainHelper()
+	{
+	Cancel();
+	delete iCertStore;
+	}
+
+CUnifiedCertStore& CPKIXCertChainHelper::CertStore()
+	{
+	return *iCertStore;
+	}
+
+void CPKIXCertChainHelper::Validate(CPKIXCertChainBase& aCertChain,
+									CPKIXValidationResult& aValidationResult, 
+									const TTime& aValidationTime,
+									TRequestStatus& aStatus)
+	{
+	StartValidate(aCertChain, aValidationResult, aValidationTime, NULL,
+				  aStatus);
+	}
+	
+void CPKIXCertChainHelper::Validate(CPKIXCertChainBase& aCertChain,
+									CPKIXValidationResult& aValidationResult, 
+									const TTime& aValidationTime,
+									const CArrayPtr<HBufC>& aInitialPolicies, 
+									TRequestStatus& aStatus)
+	{
+	StartValidate(aCertChain, aValidationResult, aValidationTime, &aInitialPolicies,
+				  aStatus);
+	}
+
+void CPKIXCertChainHelper::CancelValidate()
+	{
+	if (iState == EInitializeCertStore ||
+		iState == EValidateChain)
+		{
+		Cancel();
+		}
+	}
+
+void CPKIXCertChainHelper::StartValidate(CPKIXCertChainBase& aCertChain,
+										 CPKIXValidationResult& aValidationResult, 
+										 const TTime& aValidationTime,
+										 const CArrayPtr<HBufC>* aInitialPolicies, 
+										 TRequestStatus& aStatus)
+	{
+	__ASSERT_ALWAYS(iState == EIdle, User::Panic(KPanicCat, 1));
+	iCertChain = &aCertChain;
+	iValidationResult = &aValidationResult;
+	iValidationTime = aValidationTime;
+	iInitialPolicies = aInitialPolicies;
+	iClientStatus = &aStatus;
+	aStatus = KRequestPending;
+	InitializeCertStore();
+	}
+
+void CPKIXCertChainHelper::InitializeCertStore()
+	{
+	iState = EInitializeCertStore;
+	if (iCertStoreInitialized)
+		{
+		TRequestStatus* status = &iStatus;
+		User::RequestComplete(status, KErrNone);
+		}
+	else
+		{
+		iCertStore->Initialize(iStatus);
+		}
+	SetActive();
+	}
+
+void CPKIXCertChainHelper::ValidateChainL()
+	{
+	iState = EValidateChain;
+	if (iInitialPolicies)
+		{
+		iCertChain->ValidateL(*iValidationResult,
+							  iValidationTime,
+							  *iInitialPolicies,
+							  iStatus);
+		}
+	else
+		{
+		iCertChain->ValidateL(*iValidationResult,
+							  iValidationTime,
+							  iStatus);
+		}
+	SetActive();
+	}
+
+void CPKIXCertChainHelper::RunL()
+	{
+	User::LeaveIfError(iStatus.Int());
+
+	switch (iState)
+		{
+		case EInitializeCertStore:
+			iCertStoreInitialized = ETrue;
+			ValidateChainL();
+			break;
+
+		case EValidateChain:
+			Complete(KErrNone);
+			break;
+
+		default:
+			User::Invariant();
+		}
+	}
+
+TInt CPKIXCertChainHelper::RunError(TInt aError)
+	{
+	Complete(aError);
+	return KErrNone;
+	}
+
+void CPKIXCertChainHelper::DoCancel()
+	{
+	TInt result = KErrCancel;
+	
+	switch (iState)
+		{
+		case EInitializeCertStore:
+			iCertStore->CancelInitialize();
+			break;
+
+		case EValidateChain:
+			if (iStatus == KRequestPending)
+				{
+				iCertChain->CancelValidate();
+				}
+			else
+				{
+				result = iStatus.Int();
+				}
+			break;
+
+		default:
+			// Do nothing
+			break;
+		}
+
+	Complete(result);
+	}
+
+void CPKIXCertChainHelper::Complete(TInt aError)
+	{
+	iState = EIdle;
+	iCertChain = NULL;
+	iValidationResult = NULL;
+	iInitialPolicies = NULL;
+	if (iClientStatus)
+		{
+		User::RequestComplete(iClientStatus, aError);
+		}
+	}