1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/os/security/cryptoservices/certificateandkeymgmt/pkixCert/pkixCertChainHelper.cpp	Fri Jun 15 03:10:57 2012 +0200
     1.3 @@ -0,0 +1,200 @@
     1.4 +/*
     1.5 +* Copyright (c) 2004-2009 Nokia Corporation and/or its subsidiary(-ies).
     1.6 +* All rights reserved.
     1.7 +* This component and the accompanying materials are made available
     1.8 +* under the terms of the License "Eclipse Public License v1.0"
     1.9 +* which accompanies this distribution, and is available
    1.10 +* at the URL "http://www.eclipse.org/legal/epl-v10.html".
    1.11 +*
    1.12 +* Initial Contributors:
    1.13 +* Nokia Corporation - initial contribution.
    1.14 +*
    1.15 +* Contributors:
    1.16 +*
    1.17 +* Description: 
    1.18 +*
    1.19 +*/
    1.20 +
    1.21 +
    1.22 +#include "pkixCertChainHelper.h"
    1.23 +#include <pkixcertchain.h>
    1.24 +#include <pkixvalidationresult.h>
    1.25 +#include <unifiedcertstore.h>
    1.26 +
    1.27 +_LIT(KPanicCat, "CPKIXCertChainHelper");
    1.28 +
    1.29 +CPKIXCertChainHelper* CPKIXCertChainHelper::NewL(RFs& aFs)
    1.30 +	{
    1.31 +	CPKIXCertChainHelper* self = new (ELeave) CPKIXCertChainHelper();
    1.32 +	CleanupStack::PushL(self);
    1.33 +	self->ConstructL(aFs);
    1.34 +	CleanupStack::Pop(self);
    1.35 +	return self;
    1.36 +	}
    1.37 +	
    1.38 +CPKIXCertChainHelper::CPKIXCertChainHelper() :
    1.39 +	CActive(EPriorityNormal)
    1.40 +	{
    1.41 +	CActiveScheduler::Add(this);
    1.42 +	}
    1.43 +
    1.44 +void CPKIXCertChainHelper::ConstructL(RFs& aFs)
    1.45 +	{
    1.46 +	iCertStore = CUnifiedCertStore::NewL(aFs, EFalse);
    1.47 +	}
    1.48 +
    1.49 +CPKIXCertChainHelper::~CPKIXCertChainHelper()
    1.50 +	{
    1.51 +	Cancel();
    1.52 +	delete iCertStore;
    1.53 +	}
    1.54 +
    1.55 +CUnifiedCertStore& CPKIXCertChainHelper::CertStore()
    1.56 +	{
    1.57 +	return *iCertStore;
    1.58 +	}
    1.59 +
    1.60 +void CPKIXCertChainHelper::Validate(CPKIXCertChainBase& aCertChain,
    1.61 +									CPKIXValidationResult& aValidationResult, 
    1.62 +									const TTime& aValidationTime,
    1.63 +									TRequestStatus& aStatus)
    1.64 +	{
    1.65 +	StartValidate(aCertChain, aValidationResult, aValidationTime, NULL,
    1.66 +				  aStatus);
    1.67 +	}
    1.68 +	
    1.69 +void CPKIXCertChainHelper::Validate(CPKIXCertChainBase& aCertChain,
    1.70 +									CPKIXValidationResult& aValidationResult, 
    1.71 +									const TTime& aValidationTime,
    1.72 +									const CArrayPtr<HBufC>& aInitialPolicies, 
    1.73 +									TRequestStatus& aStatus)
    1.74 +	{
    1.75 +	StartValidate(aCertChain, aValidationResult, aValidationTime, &aInitialPolicies,
    1.76 +				  aStatus);
    1.77 +	}
    1.78 +
    1.79 +void CPKIXCertChainHelper::CancelValidate()
    1.80 +	{
    1.81 +	if (iState == EInitializeCertStore ||
    1.82 +		iState == EValidateChain)
    1.83 +		{
    1.84 +		Cancel();
    1.85 +		}
    1.86 +	}
    1.87 +
    1.88 +void CPKIXCertChainHelper::StartValidate(CPKIXCertChainBase& aCertChain,
    1.89 +										 CPKIXValidationResult& aValidationResult, 
    1.90 +										 const TTime& aValidationTime,
    1.91 +										 const CArrayPtr<HBufC>* aInitialPolicies, 
    1.92 +										 TRequestStatus& aStatus)
    1.93 +	{
    1.94 +	__ASSERT_ALWAYS(iState == EIdle, User::Panic(KPanicCat, 1));
    1.95 +	iCertChain = &aCertChain;
    1.96 +	iValidationResult = &aValidationResult;
    1.97 +	iValidationTime = aValidationTime;
    1.98 +	iInitialPolicies = aInitialPolicies;
    1.99 +	iClientStatus = &aStatus;
   1.100 +	aStatus = KRequestPending;
   1.101 +	InitializeCertStore();
   1.102 +	}
   1.103 +
   1.104 +void CPKIXCertChainHelper::InitializeCertStore()
   1.105 +	{
   1.106 +	iState = EInitializeCertStore;
   1.107 +	if (iCertStoreInitialized)
   1.108 +		{
   1.109 +		TRequestStatus* status = &iStatus;
   1.110 +		User::RequestComplete(status, KErrNone);
   1.111 +		}
   1.112 +	else
   1.113 +		{
   1.114 +		iCertStore->Initialize(iStatus);
   1.115 +		}
   1.116 +	SetActive();
   1.117 +	}
   1.118 +
   1.119 +void CPKIXCertChainHelper::ValidateChainL()
   1.120 +	{
   1.121 +	iState = EValidateChain;
   1.122 +	if (iInitialPolicies)
   1.123 +		{
   1.124 +		iCertChain->ValidateL(*iValidationResult,
   1.125 +							  iValidationTime,
   1.126 +							  *iInitialPolicies,
   1.127 +							  iStatus);
   1.128 +		}
   1.129 +	else
   1.130 +		{
   1.131 +		iCertChain->ValidateL(*iValidationResult,
   1.132 +							  iValidationTime,
   1.133 +							  iStatus);
   1.134 +		}
   1.135 +	SetActive();
   1.136 +	}
   1.137 +
   1.138 +void CPKIXCertChainHelper::RunL()
   1.139 +	{
   1.140 +	User::LeaveIfError(iStatus.Int());
   1.141 +
   1.142 +	switch (iState)
   1.143 +		{
   1.144 +		case EInitializeCertStore:
   1.145 +			iCertStoreInitialized = ETrue;
   1.146 +			ValidateChainL();
   1.147 +			break;
   1.148 +
   1.149 +		case EValidateChain:
   1.150 +			Complete(KErrNone);
   1.151 +			break;
   1.152 +
   1.153 +		default:
   1.154 +			User::Invariant();
   1.155 +		}
   1.156 +	}
   1.157 +
   1.158 +TInt CPKIXCertChainHelper::RunError(TInt aError)
   1.159 +	{
   1.160 +	Complete(aError);
   1.161 +	return KErrNone;
   1.162 +	}
   1.163 +
   1.164 +void CPKIXCertChainHelper::DoCancel()
   1.165 +	{
   1.166 +	TInt result = KErrCancel;
   1.167 +	
   1.168 +	switch (iState)
   1.169 +		{
   1.170 +		case EInitializeCertStore:
   1.171 +			iCertStore->CancelInitialize();
   1.172 +			break;
   1.173 +
   1.174 +		case EValidateChain:
   1.175 +			if (iStatus == KRequestPending)
   1.176 +				{
   1.177 +				iCertChain->CancelValidate();
   1.178 +				}
   1.179 +			else
   1.180 +				{
   1.181 +				result = iStatus.Int();
   1.182 +				}
   1.183 +			break;
   1.184 +
   1.185 +		default:
   1.186 +			// Do nothing
   1.187 +			break;
   1.188 +		}
   1.189 +
   1.190 +	Complete(result);
   1.191 +	}
   1.192 +
   1.193 +void CPKIXCertChainHelper::Complete(TInt aError)
   1.194 +	{
   1.195 +	iState = EIdle;
   1.196 +	iCertChain = NULL;
   1.197 +	iValidationResult = NULL;
   1.198 +	iInitialPolicies = NULL;
   1.199 +	if (iClientStatus)
   1.200 +		{
   1.201 +		User::RequestComplete(iClientStatus, aError);
   1.202 +		}
   1.203 +	}