diff -r 000000000000 -r ba25891c3a9e installationservices/swi/source/securitymanager/secutils.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/installationservices/swi/source/securitymanager/secutils.cpp	Thu Dec 17 08:51:10 2009 +0200
@@ -0,0 +1,69 @@
+/*
+* 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 "secutils.h"
+#include <hash.h> 
+
+namespace Swi
+{
+
+EXPORT_C TBool SecUtils::IsExeL(const TDesC& aFileName)
+	{
+	TEntry entry;
+	EntryL(aFileName, entry);
+	return IsExe(entry);
+	}
+	
+EXPORT_C TBool SecUtils::IsDllL(const TDesC& aFileName)
+	{
+	TEntry entry;
+	EntryL(aFileName, entry);
+	return IsDll(entry);
+	}
+
+void SecUtils::EntryL(const TFileName& aFileName, TEntry& aEntry)
+	{
+	RFs fs;
+	User::LeaveIfError(fs.Connect());
+	CleanupClosePushL(fs);
+	User::LeaveIfError(fs.Entry(aFileName, aEntry));
+	CleanupStack::PopAndDestroy(&fs);
+	}
+
+EXPORT_C HBufC* SecUtils::HexHashL(const TDesC& aName)
+	{
+	CMessageDigest* digester = CMD5::NewL();
+	CleanupStack::PushL(digester);
+
+	TPtrC8 nameHash = digester->Final(TPtrC8(REINTERPRET_CAST(const TUint8*, aName.Ptr()),
+						aName.Size()));
+
+	HBufC* hashBuf = HBufC::NewL(nameHash.Length() * 2);
+	TPtr hashPtr = hashBuf->Des();
+	
+	_LIT(KHexDigit, "%02x");
+	for (TInt i = 0; i < nameHash.Length(); i++)
+		{
+		hashPtr.AppendFormat(KHexDigit, nameHash[i]);
+		}
+
+	CleanupStack::PopAndDestroy(digester);
+	return hashBuf;
+	}
+	
+} // namespace Swi