crypto/weakcryptospi/source/spi/cryptokeyagreementapi.cpp
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) 2006-2009 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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* crypto key agreement API implementation
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* crypto key agreement API implementation
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*
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*/
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/**
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 @file
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*/
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#include "cryptokeyagreementapi.h"
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#include "keyagreementplugin.h"
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#include "legacyselector.h"
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using namespace CryptoSpi;
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//
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// Implementation of Key Agreement
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//
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CKeyAgreement* CKeyAgreement::NewL(MKeyAgreement* aKeyAgreement, TInt aHandle)
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	{
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	CKeyAgreement* self=new(ELeave) CKeyAgreement(aKeyAgreement, aHandle);
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	return self;
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	}
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CKeyAgreement::CKeyAgreement(MKeyAgreement* aKeyAgreement, TInt aHandle)
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: CCryptoBase(aKeyAgreement, aHandle)
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	{
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	}
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EXPORT_C CKeyAgreement::~CKeyAgreement()
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	{
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	}
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EXPORT_C void CKeyAgreement::SetKeyL(const CKey& aSelfPrivateKey, const CCryptoParams* aParams)
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	{
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	MKeyAgreement* ptr=static_cast<MKeyAgreement*>(iPlugin);
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	ptr->SetKeyL(aSelfPrivateKey, aParams);
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	}
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EXPORT_C CKey* CKeyAgreement::AgreeL(const CKey& aOtherPublicKey, const CCryptoParams* aParams)
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	{
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	MKeyAgreement* ptr=static_cast<MKeyAgreement*>(iPlugin);
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	return ptr->AgreeL(aOtherPublicKey, aParams);
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	}
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//
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// Implementation of Key agreement factory
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//
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EXPORT_C void CKeyAgreementFactory::CreateKeyAgreementL(CKeyAgreement*& aKeyAgreement,
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													TUid aAlgorithmUid,
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													const CKey& aPrivateKey,
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													const CCryptoParams* aAlgorithmParams)
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	{
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	MPluginSelector* selector=reinterpret_cast<MPluginSelector *>(Dll::Tls());
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	if (selector)
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		{
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		selector->CreateKeyAgreementL(aKeyAgreement, aAlgorithmUid, aPrivateKey, aAlgorithmParams);
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		}
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	else
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		{
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		CLegacySelector* legacySelector=CLegacySelector::NewLC();
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		legacySelector->CreateKeyAgreementL(aKeyAgreement, aAlgorithmUid, aPrivateKey, aAlgorithmParams);
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		CleanupStack::PopAndDestroy(legacySelector); //legacySelector	
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		}
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	}
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//
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// Implementation of Asynchronous Key Agreement
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// (async methods not implemented, so no coverage)
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//
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#ifdef _BullseyeCoverage
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#pragma suppress_warnings on
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#pragma BullseyeCoverage off
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#pragma suppress_warnings off
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#endif
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CAsyncKeyAgreement* CAsyncKeyAgreement::NewL(MAsyncKeyAgreement* /*aKeyAgreement*/, TInt /*aHandle*/)
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	{
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		ASSERT(EFalse);
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		return 0;
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	}
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CAsyncKeyAgreement::CAsyncKeyAgreement(MAsyncKeyAgreement* aKeyAgreement, TInt aHandle)
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: CCryptoBase(aKeyAgreement, aHandle)
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	{
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	}
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EXPORT_C CAsyncKeyAgreement::~CAsyncKeyAgreement()
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	{
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	}
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EXPORT_C void CAsyncKeyAgreement::SetKeyL(const CKey& aSelfPrivateKey, const CCryptoParams* aParams)
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	{
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	MAsyncKeyAgreement* ptr=static_cast<MAsyncKeyAgreement*>(iPlugin);
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	ptr->SetKeyL(aSelfPrivateKey, aParams);
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	}
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EXPORT_C void CAsyncKeyAgreement::AgreeL(const CKey& aOtherPublicKey, CKey& aKey, const CCryptoParams* aParams, TRequestStatus& aRequestStatus)
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	{
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	MAsyncKeyAgreement* ptr=static_cast<MAsyncKeyAgreement*>(iPlugin);
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	return ptr->AgreeL(aOtherPublicKey, aKey, aParams, aRequestStatus);
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	}
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EXPORT_C void CKeyAgreementFactory::CreateAsyncKeyAgreementL(CAsyncKeyAgreement*& aKeyAgreement,
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														TUid aAlgorithmUid,
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														const CKey& aPrivateKey,
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														const CCryptoParams* aAlgorithmParams)
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	{
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	MPluginSelector* selector=reinterpret_cast<MPluginSelector *>(Dll::Tls());
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	if (selector)
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		{
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		selector->CreateAsyncKeyAgreementL(aKeyAgreement, aAlgorithmUid, aPrivateKey, aAlgorithmParams);
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		}
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	else
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		{
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		CLegacySelector* legacySelector=CLegacySelector::NewLC();
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		legacySelector->CreateAsyncKeyAgreementL(aKeyAgreement, aAlgorithmUid, aPrivateKey, aAlgorithmParams);
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		CleanupStack::PopAndDestroy(legacySelector); //legacySelector	
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		}		
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	}
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