diff -r 000000000000 -r ba25891c3a9e installationservices/swi/inc/secutils.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/installationservices/swi/inc/secutils.h	Thu Dec 17 08:51:10 2009 +0200
@@ -0,0 +1,97 @@
+/*
+* 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: 
+* Static class containing Security Manager's utility functions
+*
+*/
+
+
+/**
+ @file
+ @released
+ @internalTechnology
+*/
+
+#include <e32std.h>
+#include <f32file.h>
+#include <e32uid.h>
+
+namespace Swi
+{
+
+/**
+ * Static class containing Security Manager's utility functions
+ * @released
+ * @internalTechnology
+ */
+class SecUtils
+	{
+public:
+	/**
+	 * Checks if the file is an EXE
+	 * @param aFileName Name of the file to check
+	 * @return          True if it is an EXE, false otherwise
+	 */
+	IMPORT_C static TBool IsExeL(const TDesC& aFileName);
+	
+	/**
+	 * Checks if the file is an DLL
+	 * @param aFileName Name of the file to check
+	 * @return          True if it is an DLL, false otherwise
+	 */
+	IMPORT_C static TBool IsDllL(const TDesC& aFileName);
+	
+	/**
+	 * Checks if the file is an EXE
+	 * @param aEntry Dir entry of the file to check
+	 * @return       True if it is an EXE, false otherwise
+	 */
+	static TBool IsExe(const TEntry& aEntry);
+	
+	/**
+	 * Checks if the file is an DLL
+	 * @param aEntry Dir entry of the file to check
+	 * @return       True if it is an DLL, false otherwise
+	 */
+	static TBool IsDll(const TEntry& aEntry);
+	
+	/**
+	 * Retrieves file entry information
+	 * @param aFileName Name of the file to get entry for
+	 * @param aEntry    Filled with file information
+	 */
+	static void EntryL(const TFileName& aFileName, TEntry& aEntry);
+	
+	/**
+	 * Returns buffer containing hex representation of a hash of the provided
+	 * descriptor.  Intended for use where a "unique" name is needed where the
+	 * actual name may be too long.
+	 *
+	 * @param aName Descriptor containing data to hash
+	 * @return      Pointer to allocated buffer, which will be owned by the
+	 *              caller.
+	 */	
+	IMPORT_C static HBufC* HexHashL(const TDesC& aName);
+	};
+
+inline TBool SecUtils::IsExe(const TEntry& aEntry)
+	{
+	return (aEntry[0].iUid == KExecutableImageUidValue) ? ETrue : EFalse;
+	}
+
+inline TBool SecUtils::IsDll(const TEntry& aEntry)
+	{
+	return (aEntry[0].iUid == KDynamicLibraryUidValue) ? ETrue : EFalse;
+	}
+} // namespace Swi