--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/crashanalysercmd/PerfToolsSharedLibraries/Engine/SymbianStackLib/Data/Source/Primer/StackEnginePrimer.cs	Thu Feb 11 15:50:58 2010 +0200
@@ -0,0 +1,79 @@
+/*
+* 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 "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:
+*
+*/
+using System;
+using System.Collections.Generic;
+using System.Text;
+using System.Text.RegularExpressions;
+using System.IO;
+using SymbianUtils.DataBuffer;
+using SymbianUtils.DataBuffer.Entry;
+using SymbianUtils.DataBuffer.Primer;
+using SymbianStackLib.Engine;
+using SymbianStackLib.Data.Source;
+
+namespace SymbianStackLib.Data.Source.Primer
+{
+    public sealed class StackEnginePrimer : DataBufferPrimer
+    {
+        #region Constructors
+        internal StackEnginePrimer( StackEngine aEngine )
+            : base( aEngine.DataSource )
+        {
+            iEngine = aEngine;
+            //
+            base.LineNotHandled += new DataBufferPrimerUnhandledLine( StackEnginePrimer_LineNotHandled );
+            base.PrimerComplete += new DataBufferPrimerCompleteHandler( StackEnginePrimer_PrimerComplete );
+        }
+        #endregion
+
+        #region Event handlers
+        void StackEnginePrimer_PrimerComplete( DataBufferPrimer aPrimer, DataBuffer aBuffer, uint aFirstByteAddress, uint aLastByteAddress )
+        {
+            SeedAddressRangeBasedUponData();
+        }
+
+        void StackEnginePrimer_LineNotHandled( DataBufferPrimer aPrimer, DataBuffer aBuffer, string aLine )
+        {
+            iEngine.Prefixes.TryAgainstPrefixes( aLine );
+        }
+        #endregion
+
+        #region Properties
+        #endregion
+
+        #region Internal methods
+        private void SeedAddressRangeBasedUponData()
+        {
+            uint top = iEngine.DataSource.First.Address;
+            if ( top != 0 && iEngine.AddressInfo.Top == 0 )
+            {
+                iEngine.AddressInfo.Top = top;
+            }
+            //
+            uint baseAddr = iEngine.DataSource.Last.Address;
+            if ( baseAddr != 0 && iEngine.AddressInfo.Base == 0 )
+            {
+                iEngine.AddressInfo.Base = baseAddr;
+            }
+        }
+        #endregion
+
+        #region Data members
+        private readonly StackEngine iEngine;
+        #endregion
+    }
+}