diff -r 000000000000 -r 818e61de6cd1 crashanalysercmd/Libraries/Engine/CrashDebuggerLib/Structures/Thread/ThreadStackBuilder.cs
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/crashanalysercmd/Libraries/Engine/CrashDebuggerLib/Structures/Thread/ThreadStackBuilder.cs	Thu Feb 11 15:50:58 2010 +0200
@@ -0,0 +1,158 @@
+/*
+* Copyright (c) 2004-2008 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 CrashDebuggerLib.Threading;
+using SymbianStructuresLib.Debug.Symbols;
+using SymbianStructuresLib.Arm.Registers;
+using SymbianStructuresLib.CodeSegments;
+using SymbianUtils.DataBuffer;
+using SymbianUtils.DataBuffer.Entry;
+using SymbianUtils.DataBuffer.Primer;
+using SymbianDebugLib.Engine;
+using SymbianUtils.Utilities;
+using CrashDebuggerLib.Structures.KernelObjects;
+using CrashDebuggerLib.Structures.Common;
+using CrashDebuggerLib.Structures.Process;
+using CrashDebuggerLib.Structures.CodeSeg;
+using CrashDebuggerLib.Structures.Register;
+using CrashDebuggerLib.Structures.Cpu;
+using SymbianStackLib.Engine;
+using SymbianStackLib.Data.Output;
+
+namespace CrashDebuggerLib.Structures.Thread
+{
+    internal class ThreadStackBuilder : AsyncOperation
+    {
+        #region Constructors
+        public ThreadStackBuilder( ThreadStackData aInfo )
+        {
+            iInfo = aInfo;
+            this.DoWork += new System.ComponentModel.DoWorkEventHandler( ThreadStackBuilder_DoWork );
+        }
+        #endregion
+
+        #region API
+        public void BuildSync()
+        {
+            PrimeStackEngine();
+            iStackEngine.ReconstructSync();
+        }
+        #endregion
+
+        #region Properties
+        public bool CallStackConstructed
+        {
+            get
+            {
+                return iIsReady;
+            }
+        }
+
+        public StackOutputData CallStackElements
+        {
+            get
+            {
+                StackOutputData ret = new StackOutputData();
+                //
+                if ( iStackEngine != null )
+                {
+                    ret = iStackEngine.DataOutput;
+                }
+                //
+                return ret;
+            }
+        }
+        #endregion
+
+        #region Internal methods
+        private void PrimeStackEngine()
+        {
+            // Create new engine (resets old data)
+            iStackEngine = new StackEngine( iInfo.CrashDebugger.DebugEngine );
+
+            // Not yet ready
+            iIsReady = false;
+
+            // Get the data source
+            DThread thread = iInfo.Info.Thread;
+            string threadName = thread.Name.ToLower();
+            //
+            DataBuffer dataSource = iInfo.Data;
+            if ( dataSource.Count > 0 )
+            {
+                // Prime stack engine with data & current stack pointer
+                iStackEngine.Primer.Prime( dataSource );
+                iStackEngine.AddressInfo.Pointer = iInfo.Info.StackPointer;
+
+                // Set us up so we know when the process finishes
+                iStackEngine.EventHandler += new StackEngine.StackEngineEventHandler( StackEngine_EventHandler );
+
+                // Set up registers. First update them taking into account the
+                // curent CPU regs.
+                RegisterCollection.TType requiredType = RegisterCollection.TType.ETypeUser;
+                if ( iInfo.Info.Type == ThreadStackInfo.TType.ETypeSupervisor )
+                {
+                    requiredType = RegisterCollection.TType.ETypeSupervisor;
+                }
+
+                RegisterCollection registers = thread.NThread.GetRegisters( requiredType );
+                iStackEngine.Registers = registers;
+
+                // Get code segs
+                DProcess process = thread.OwningProcess;
+                if ( process != null )
+                {
+                    iStackEngine.CodeSegments = process.GetCodeSegDefinitions();
+                }
+            }
+            else
+            {
+            }
+        }
+
+        void ThreadStackBuilder_DoWork( object sender, System.ComponentModel.DoWorkEventArgs aArgs )
+        {
+            PrimeStackEngine();
+
+            // Only reconstruct if we have some data
+            if ( iStackEngine.DataSource.Count > 0 )
+            {
+                iStackEngine.ReconstructSync();
+            }
+        }
+        #endregion
+
+        #region Stack Engine event handler
+        private void StackEngine_EventHandler( StackEngine.TEvent aEvent, StackEngine aEngine )
+        {
+            if ( aEvent == StackEngine.TEvent.EStackBuildingComplete )
+            {
+                iIsReady = true;
+            }
+        }
+        #endregion
+
+        #region Data members
+        private readonly ThreadStackData iInfo;
+        private StackEngine iStackEngine = null;
+        private bool iIsReady = false;
+        #endregion
+    }
+}