diff -r 000000000000 -r 3553901f7fa8 telephonyserverplugins/common_tsy/commontsy/src/mmutility/CMmCommonStaticUtility.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/telephonyserverplugins/common_tsy/commontsy/src/mmutility/CMmCommonStaticUtility.cpp	Tue Feb 02 01:41:59 2010 +0200
@@ -0,0 +1,72 @@
+// Copyright (c) 2006-2009 Nokia Corporation and/or its subsidiary(-ies).
+// All rights reserved.
+// This component and the accompanying materials are made available
+// under the terms of "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 FILES
+#include <etelmm.h>
+#include <etelmmerr.h>
+#include <exterror.h>
+#include <ctsy/serviceapi/gsmerror.h>
+#include "CMmCommonStaticUtility.h"
+
+#include <ctsy/tflogger.h>
+#include <in_sock.h>
+
+// ======== MEMBER FUNCTIONS ========
+
+// ---------------------------------------------------------------------------
+// CMmCommonStaticUtility::EpocErrorCode
+// Stores the core error code to lower 16 bits and adds the 
+// extended error code to higher 16 bits and returns the error code that can 
+// be sent to ETel Server.
+// (other items were commented in a header).
+// ---------------------------------------------------------------------------
+//
+TInt CMmCommonStaticUtility::EpocErrorCode( 
+    TInt aCoreErrorCode, // core error
+    TInt aExtendedErrorCode ) // extended error
+    {
+TFLOGSTRING3("TSY: CMmStaticUtility::EpocErrorCode, Error mapping done, \
+Core error: %d, Extended error: %d", aCoreErrorCode, aExtendedErrorCode );
+
+    TInt errorCode = ( aCoreErrorCode & 0x0000FFFF ) |
+                     ( aExtendedErrorCode << 16 );
+
+TFLOGSTRING2("TSY: CMmStaticUtility::EpocErrorCode. It was mapped \
+to the following Symbian OS error: %d", errorCode );
+
+    return errorCode;
+    }
+
+// ---------------------------------------------------------------------------
+// CMmCommonStaticUtility::EpocErrorCode
+// 
+// (other items were commented in a header).
+// ---------------------------------------------------------------------------
+//
+TInt CMmCommonStaticUtility::ExtendedErrorCode( 
+    TInt EpocErrorCode )
+    {
+    TInt temp = (EpocErrorCode & 0xFFFF0000) >> 16;
+    if ( temp != KErrNone )
+        {
+        //add negative sign
+        temp = temp | 0xFFFF0000;
+        }
+    return temp;
+    }
+
+//  End of File