--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/cryptomgmtlibs/cryptotokenfw/source/ctframework/KeyUsage.cpp	Wed Jul 08 11:25:26 2009 +0100
@@ -0,0 +1,137 @@
+/*
+* Copyright (c) 2001-2009 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 "securitydefs.h"
+
+////////////////////////////////////////////////////////////////////////////////
+// TKeyUsagePKCS15 & TKeyUsageX509
+////////////////////////////////////////////////////////////////////////////////
+
+//	x509									PKCS15 Public	PKCS15 Private
+
+//	DataEncipherment						Encrypt			Decrypt
+//	DigitalSignature, keyCertSign, cRLSign	Verify			Sign
+//	DigitalSignature, keyCertSign, cRLSign	VerifyRecover	SignRecover
+//	KeyAgreement							Derive			Derive
+//	KeyEncipherment							Wrap			Unwrap
+//	NonRepudiation							NonRepudiation	NonRepudiation
+
+EXPORT_C TKeyUsagePKCS15 KeyUsageX509ToPKCS15Private(TKeyUsageX509 aUsage)
+	{
+	TKeyUsagePKCS15 result = EPKCS15UsageNone;
+
+	if (EX509UsageAll == aUsage)
+		{
+		result = EPKCS15UsageAll;
+		}
+	else
+		{
+		if (aUsage & EX509UsageDataEncipherment)
+			{
+			result |= EPKCS15UsageDecrypt;
+			}
+		if (aUsage & (EX509UsageDigitalSignature | EX509UsageKeyCertSign | EX509UsageCRLSign))
+			{
+			result |= EPKCS15UsageSign | EPKCS15UsageSignRecover;
+			}
+		if (aUsage & EX509UsageKeyAgreement)
+			{
+			result |= EPKCS15UsageDerive;
+			}
+		if (aUsage & EX509UsageKeyEncipherment)
+			{
+			result |= EPKCS15UsageUnwrap;
+			}
+		if (aUsage & EX509UsageNonRepudiation)
+			{//	This shouldn't really happen, ENonRepudiation should be sole usage
+			result |= EPKCS15UsageNonRepudiation;
+			}
+		}
+	
+	return result;
+	}
+
+EXPORT_C TKeyUsagePKCS15 KeyUsageX509ToPKCS15Public(TKeyUsageX509 aUsage)
+	{
+	TKeyUsagePKCS15 result = EPKCS15UsageNone;
+
+	if (EX509UsageAll == aUsage)
+		{
+		result = EPKCS15UsageAll;
+		}
+	else
+		{
+		if (aUsage & EX509UsageDataEncipherment)
+			{
+			result |= EPKCS15UsageEncrypt;
+			}
+		if (aUsage & (EX509UsageDigitalSignature | EX509UsageKeyCertSign | EX509UsageCRLSign))
+			{
+			result |= EPKCS15UsageVerify | EPKCS15UsageVerifyRecover;
+			}
+		if (aUsage & EX509UsageKeyAgreement)
+			{
+			result |= EPKCS15UsageDerive;
+			}
+		if (aUsage & EX509UsageKeyEncipherment)
+			{
+			result |= EPKCS15UsageWrap;
+			}
+		if (aUsage & EX509UsageNonRepudiation)
+			{//	This shouldn't really happen, ENonRepudiation should be sole usage
+			result |= EPKCS15UsageNonRepudiation;
+			}
+		}
+	
+	return result;
+	}
+
+EXPORT_C TKeyUsageX509 KeyUsagePKCS15ToX509(TKeyUsagePKCS15 aUsage)
+	{
+	TKeyUsageX509 result = EX509UsageNone;
+
+	if (EPKCS15UsageAll == aUsage)
+		{
+		result = EX509UsageAll;
+		}
+	else
+		{
+		if (aUsage & (EPKCS15UsageEncrypt | EPKCS15UsageDecrypt))
+			{
+			result |= EX509UsageDataEncipherment;
+			}
+		if (aUsage & (EPKCS15UsageVerify | EPKCS15UsageSign | EPKCS15UsageVerifyRecover | EPKCS15UsageSignRecover))
+			{
+			result |= EX509UsageDigitalSignature | EX509UsageKeyCertSign | EX509UsageCRLSign;
+			}
+		if (aUsage & EPKCS15UsageDerive)
+			{
+			result |= EX509UsageKeyAgreement;
+			}
+		if (aUsage & (EPKCS15UsageWrap | EPKCS15UsageUnwrap))
+			{
+			result |= EX509UsageKeyEncipherment;
+			}
+		if (aUsage & EPKCS15UsageNonRepudiation)
+			{
+			result |= EX509UsageNonRepudiation;
+			}
+		}
+	
+	return result;
+	}