crypto/weakcryptospi/source/spi/cryptomacapi.cpp
changeset 8 35751d3474b7
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/crypto/weakcryptospi/source/spi/cryptomacapi.cpp	Thu Sep 10 14:01:51 2009 +0300
@@ -0,0 +1,219 @@
+/*
+* Copyright (c) 2008-2009 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: 
+* crypto Mac API implementation
+*
+*/
+
+
+/**
+ @file
+*/
+
+#include <cryptospi/cryptomacapi.h>
+#include <cryptospi/macplugin.h>
+#include "legacyselector.h"
+
+using namespace CryptoSpi;
+
+
+EXPORT_C void CMacFactory::CreateMacL(CMac*& aMac,
+									  const TUid aAlgorithmUid,
+									  const CKey& aKey,
+		                              const CCryptoParams* aAlgorithmParams)
+	{
+	MPluginSelector* selector=reinterpret_cast<MPluginSelector *>(Dll::Tls());
+	if (selector)
+		{
+		selector->CreateMacL(aMac, aAlgorithmUid, aKey, aAlgorithmParams);
+		}
+	else
+		{
+		CLegacySelector* legacySelector=CLegacySelector::NewLC();
+		legacySelector->CreateMacL(aMac, aAlgorithmUid, aKey, aAlgorithmParams);
+		CleanupStack::PopAndDestroy(legacySelector); //selector	
+		}
+	}									
+
+CMac* CMac::NewL(MMac* aMac, TInt aHandle)
+	{
+	CMac* self = new (ELeave) CMac(aMac, aHandle); 		
+	return self;
+	}
+		
+CMac::CMac(MMac* aMac, TInt aHandle)
+: CCryptoBase(aMac, aHandle)
+	{
+	}
+
+EXPORT_C CMac::~CMac()
+	{
+	}
+
+/**
+ * Following working methods delegate calls to the plug-in implementation 
+ * of the requested MAC algorithm.
+ */
+EXPORT_C TPtrC8 CMac::MacL(const TDesC8& aMessage)
+	{
+	return ((MMac*)iPlugin)->MacL(aMessage); 
+	}
+
+
+EXPORT_C void CMac::UpdateL(const TDesC8& aMessage)
+	{
+	((MMac*)iPlugin)->UpdateL(aMessage);
+	}
+
+EXPORT_C TPtrC8 CMac::FinalL(const TDesC8& aMessage)
+	{
+	return ((MMac*)iPlugin)->FinalL(aMessage);
+	}
+
+EXPORT_C void CMac::ReInitialiseAndSetKeyL(const CKey& aKey)
+	{
+	((MMac*)iPlugin)->ReInitialiseAndSetKeyL(aKey);	
+	}
+
+EXPORT_C CMac* CMac::ReplicateL()
+	{
+	MMac* plugin=((MMac*)iPlugin)->ReplicateL();
+	CleanupClosePushL(*plugin);
+	RLibrary lib;
+	lib.SetHandle(iLibHandle);
+	RLibrary duplib=lib;
+	User::LeaveIfError(duplib.Duplicate(RThread(), EOwnerProcess));
+	CleanupClosePushL(duplib);
+	CMac* self=new(ELeave) CMac(plugin, duplib.Handle());
+	CleanupStack::Pop(2, plugin); //duplib, plugin
+	return self;		
+	}
+
+EXPORT_C CMac* CMac::CopyL()
+	{
+	MMac* plugin=((MMac*)iPlugin)->CopyL();
+	CleanupClosePushL(*plugin);
+	RLibrary lib;
+	lib.SetHandle(iLibHandle);
+	RLibrary duplib=lib;
+	User::LeaveIfError(duplib.Duplicate(RThread(), EOwnerProcess));
+	CleanupClosePushL(duplib);
+	CMac* self=new(ELeave) CMac(plugin, duplib.Handle());
+	CleanupStack::Pop(2, plugin); //duplib, plugin
+	return self;			
+	}
+
+//
+// Asynchronous MAC interface implementation
+// (async not implemented, so no coverage)
+// Once we have a dedicated hardware plugin-dll
+// the following pre-processor conditions must be removed.
+//
+#ifdef _BullseyeCoverage
+#pragma suppress_warnings on
+#pragma BullseyeCoverage off
+#pragma suppress_warnings off
+#endif
+
+
+EXPORT_C void CMacFactory::CreateAsyncMacL(CAsyncMac*& aMac,
+									  const TUid aAlgorithmUid,
+									  const CKey& aKey,
+		                              const CCryptoParams* aAlgorithmParams)
+	{
+	MPluginSelector* selector=reinterpret_cast<MPluginSelector *>(Dll::Tls());
+	if (selector)
+		{
+		selector->CreateAsyncMacL(aMac, aAlgorithmUid, aKey, aAlgorithmParams);
+		}
+	else
+		{
+		CLegacySelector* legacySelector=CLegacySelector::NewLC();
+		legacySelector->CreateAsyncMacL(aMac, aAlgorithmUid, aKey, aAlgorithmParams);
+		CleanupStack::PopAndDestroy(legacySelector); //selector	
+		}
+	}									
+
+CAsyncMac* CAsyncMac::NewL(MAsyncMac* aMac, TInt aHandle)
+	{
+	CAsyncMac* self = new (ELeave) CAsyncMac(aMac, aHandle); 		
+	return self;
+	}
+		
+CAsyncMac::CAsyncMac(MAsyncMac* aMac, TInt aHandle)
+: CCryptoBase(aMac, aHandle)
+	{
+	}
+
+EXPORT_C CAsyncMac::~CAsyncMac()
+	{
+	}
+
+/**
+ * Following asynchronous working methods delegate calls to the plug-in implementation 
+ * of the requested MAC algorithm.
+ */
+EXPORT_C TPtrC8 CAsyncMac::MacL(const TDesC8& aMessage, TRequestStatus& aStatus)
+	{
+	return ((MAsyncMac*)iPlugin)->MacL(aMessage, aStatus); 
+	}
+
+EXPORT_C void CAsyncMac::UpdateL(const TDesC8& aMessage, TRequestStatus& aStatus)
+	{
+	((MAsyncMac*)iPlugin)->UpdateL(aMessage, aStatus);
+	}
+
+EXPORT_C TPtrC8 CAsyncMac::FinalL(const TDesC8& aMessage, TRequestStatus& aStatus)
+	{
+	return ((MAsyncMac*)iPlugin)->FinalL(aMessage, aStatus);
+	}
+
+EXPORT_C void CAsyncMac::ReInitialiseAndSetKeyL(const CKey& aKey)
+	{
+	((MAsyncMac*)iPlugin)->ReInitialiseAndSetKeyL(aKey);	
+	}
+
+EXPORT_C CAsyncMac* CAsyncMac::ReplicateL()
+	{
+	MAsyncMac* plugin=((MAsyncMac*)iPlugin)->ReplicateL();
+	CleanupClosePushL(*plugin);
+	RLibrary lib;
+	lib.SetHandle(iLibHandle);
+	RLibrary duplib=lib;
+	User::LeaveIfError(duplib.Duplicate(RThread(), EOwnerProcess));
+	CleanupClosePushL(duplib);
+	CAsyncMac* self=new(ELeave) CAsyncMac(plugin, duplib.Handle());
+	CleanupStack::Pop(2, plugin); //duplib, plugin
+	return self;		
+	}
+
+EXPORT_C CAsyncMac* CAsyncMac::CopyL()
+	{
+	MAsyncMac* plugin=((MAsyncMac*)iPlugin)->CopyL();
+	CleanupClosePushL(*plugin);
+	RLibrary lib;
+	lib.SetHandle(iLibHandle);
+	RLibrary duplib=lib;
+	User::LeaveIfError(duplib.Duplicate(RThread(), EOwnerProcess));
+	CleanupClosePushL(duplib);
+	CAsyncMac* self=new(ELeave) CAsyncMac(plugin, duplib.Handle());
+	CleanupStack::Pop(2, plugin); //duplib, plugin
+	return self;			
+	}
+
+
+EXPORT_C void CAsyncMac::Cancel()
+	{
+	((MAsyncMac*)iPlugin)->Cancel();	
+	}