diff -r cd501b96611d -r ece3df019add authenticationservices/authenticationserver/source/common/authserverutil.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/authenticationservices/authenticationserver/source/common/authserverutil.h	Tue Nov 24 09:06:03 2009 +0200
@@ -0,0 +1,153 @@
+/*
+* Copyright (c) 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: 
+* AuthServerUtil a utility class used by Authentication Server
+* implemented as static functions
+*
+*/
+
+
+/**
+ @file 
+ @internalComponent
+ @released
+*/
+
+#ifndef __AUTHSERVERUTIL_H__
+#define __AUTHSERVERUTIL_H__
+
+#include <f32file.h>
+#include <s32mem.h>
+#include "arrayutils.h"
+
+namespace AuthServer
+{
+
+class AuthServerUtil
+	{
+public:
+	// IPC helper methods
+	template<class T> 
+		static HBufC8* FlattenDataArrayLC(const RArray<T>& aArray);
+	template<class T> 
+		static void SendDataArrayL(const RMessage2& aMessage, const RArray<T>& aArray, TInt aIpcIndx);
+
+	template<class T> 
+		static HBufC8* FlattenDataPointerArrayLC(const RPointerArray<T>& aPointerArray);
+	template<class T> 
+		static void SendDataPointerArrayL(const RMessage2& aMessage, const RPointerArray<T>& aPointerArray, TInt aIpcIndx);
+	};
+
+// Templated function definitions must appear in the header file
+
+template<class T> 
+HBufC8* AuthServerUtil::FlattenDataArrayLC(const RArray<T>& aArray)
+	{
+	// dynamic buffer since we don't know in advance the size required
+    CBufFlat* tempBuffer = CBufFlat::NewL(KDefaultBufferSize);
+	CleanupStack::PushL(tempBuffer);
+	
+	RBufWriteStream stream(*tempBuffer);
+	CleanupClosePushL(stream);
+	
+	// externalise the array of objects		
+	ExternalizeArrayL(aArray, stream);
+	stream.CommitL();
+	
+	// Now, create an HBufC8 from the stream buf's length, and copy 
+	// the stream buffer into this descriptor
+	HBufC8* buffer = HBufC8::NewL(tempBuffer->Size());
+	TPtr8 ptr(buffer->Des());
+	tempBuffer->Read(0, ptr, tempBuffer->Size());
+	CleanupStack::PopAndDestroy(2, tempBuffer); // tempBuffer,  stream
+
+	CleanupStack::PushL(buffer);
+	return buffer;
+	}
+
+template<class T> 
+void AuthServerUtil::SendDataArrayL(const RMessage2& aMessage,
+					const RArray<T>& aArray,
+					TInt aIpcIndx)
+	{
+	HBufC8* buffer = FlattenDataArrayLC(aArray);
+    TPtr8 pbuffer(buffer->Des());
+    
+	if (aMessage.GetDesMaxLengthL(aIpcIndx) < buffer->Size())
+		{
+		TInt bufferSize = buffer->Size();
+		TPckgC<TInt> bufferSizePackage(bufferSize);
+		aMessage.WriteL(aIpcIndx, bufferSizePackage);
+		aMessage.Complete(KErrOverflow);
+		}
+	else
+		{
+		aMessage.WriteL(aIpcIndx, *buffer);
+		aMessage.Complete(KErrNone);
+		}
+	
+	CleanupStack::PopAndDestroy(buffer);
+	}	
+
+template<class T> 
+HBufC8* AuthServerUtil::FlattenDataPointerArrayLC(const RPointerArray<T>& aPointerArray)
+	{
+	// dynamic buffer since we don't know in advance the size required
+    CBufFlat* tempBuffer = CBufFlat::NewL(KDefaultBufferSize);
+	CleanupStack::PushL(tempBuffer);
+	
+	RBufWriteStream stream(*tempBuffer);
+	CleanupClosePushL(stream);
+	
+	// externalise the pointer array		
+	ExternalizePointerArrayL(aPointerArray, stream);
+	stream.CommitL();
+	
+	// Create an HBufC8 from the stream buf's length, and copy 
+	// the stream buffer into this descriptor
+	HBufC8* buffer = HBufC8::NewL(tempBuffer->Size());
+	TPtr8 ptr(buffer->Des());
+	tempBuffer->Read(0, ptr, tempBuffer->Size());
+	CleanupStack::PopAndDestroy(2, tempBuffer); // tempBuffer, stream,
+	
+	CleanupStack::PushL(buffer);
+	return buffer;
+	}
+
+template<class T> 
+void AuthServerUtil::SendDataPointerArrayL(const RMessage2& aMessage,
+						   const RPointerArray<T>& aPointerArray,
+						   TInt aIpcIndx)
+	{
+	HBufC8* buffer = FlattenDataPointerArrayLC(aPointerArray);
+    TPtr8 pbuffer(buffer->Des());
+    
+	if (aMessage.GetDesMaxLengthL(aIpcIndx) < buffer->Size())
+		{
+		TInt bufferSize = buffer->Size();
+		TPckgC<TInt> bufferSizePackage(bufferSize);
+		aMessage.WriteL(aIpcIndx, bufferSizePackage);
+		aMessage.Complete(KErrOverflow);
+		}
+	else
+		{
+		aMessage.WriteL(aIpcIndx, *buffer);
+		aMessage.Complete(KErrNone);
+		}
+		
+	CleanupStack::PopAndDestroy(buffer);
+	}
+
+} // namespace
+#endif //__AUTHSERVERUTIL_H__