--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/crashanalysercmd/Libraries/Engine/CrashItemLib/Crash/Stacks/CIStackBuilder.cs	Thu Feb 11 15:50:58 2010 +0200
@@ -0,0 +1,211 @@
+/*
+* 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.Text;
+using System.Collections.Generic;
+using SymbianUtils;
+using SymbianDebugLib.Engine;
+using SymbianStackLib.Engine;
+using SymbianStackLib.Exceptions;
+using CrashItemLib.Engine.Operations;
+using CrashItemLib.Crash;
+using CrashItemLib.Crash.Base;
+using CrashItemLib.Crash.Symbols;
+using CrashItemLib.Crash.Registers;
+using CrashItemLib.Crash.Processes;
+using CrashItemLib.Crash.CodeSegs;
+using CrashItemLib.Crash.Messages;
+using CrashItemLib.Engine;
+
+namespace CrashItemLib.Crash.Stacks
+{
+	internal class CIStackBuilder
+    {
+        #region Constructors
+        public CIStackBuilder( CIStack aStack, DbgEngine aDebugEngine )
+        {
+            iStack = aStack;
+            iStackEngine = new StackEngine( aDebugEngine );
+            iStackEngine.AddressInfo.Pointer = aStack.PointerValue;
+            iStackEngine.AddressInfo.Range = aStack.Range;
+            iStackEngine.Registers = aStack.Registers;
+            iStackEngine.DataSource = aStack.RawSourceData;
+
+            // Get the code segments for the process
+            bool isThreadStack = aStack.IsThreadAvailable;
+            if ( isThreadStack )
+            {
+                CIProcess process = OwningProcess;
+                System.Diagnostics.Debug.Assert( process != null );
+
+                // Seed stack engine with relevant code segments
+                iStackEngine.CodeSegments = process.CodeSegments;
+            }
+        }
+        #endregion
+
+        #region API
+        public void Build( TSynchronicity aSynchronicity )
+        {
+            StackEventsSubscribe();
+            iStackEngine.Reconstruct( aSynchronicity );
+        }
+        #endregion
+
+        #region Properties
+        public bool IsReady
+        {
+            get { return iIsReady; }
+            private set
+            {
+                lock ( this )
+                {
+                    iIsReady = value;
+                }
+            }
+        }
+
+        public CIProcess OwningProcess
+        {
+            get
+            {
+                CIProcess ret = iStack.OwningProcess;
+                return ret;
+            }
+        }
+
+        public StackEngine StackEngine
+        {
+            get { return iStackEngine; }
+        }
+        #endregion
+
+        #region Event handlers
+        private void StackEngine_EventHandler( StackEngine.TEvent aEvent, StackEngine aEngine )
+        {
+            if ( aEvent == StackEngine.TEvent.EStackBuildingComplete )
+            {
+                StackEventsUnsubscribe();
+                IsReady = true;
+            }
+        }
+
+        private void StackEngine_ExceptionHandler( Exception aException, StackEngine aEngine )
+        {
+            // Operation failed, but we must mark ourselves as ready or else UI clients will block forever...
+            IsReady = true;
+
+            // We'll deal with the public exceptions ourselves. Any kind of exception we cannot handle
+            // will just get treated as a generic error.
+            string msg = string.Empty;
+            bool recognized = false;
+            //
+            if ( aException is StackAddressException )
+            {
+                recognized = true;
+                StackAddressException exception = (StackAddressException) aException;
+                switch ( exception.Type )
+                {
+                case StackAddressException.TType.ETypePointerIsNull:
+                    msg = LibResources.CIStackBuilder_AddressInfoException_PointerMissing;
+                    break;
+                case StackAddressException.TType.ETypePointerOutOfBounds:
+                    msg = LibResources.CIStackBuilder_AddressInfoException_PointerOutOfBounds;
+                    break;
+                case StackAddressException.TType.ETypeBaseAddressBeforeTopAddress:
+                    msg = LibResources.CIStackBuilder_AddressInfoException_BaseAddressBeforeTopAddress;
+                    break;
+                case StackAddressException.TType.ETypeTopAddressAfterBaseAddress:
+                    msg = LibResources.CIStackBuilder_AddressInfoException_TopAddressAfterBaseAddress;
+                    break;
+                default:
+                    recognized = false;
+                    break;
+                }
+            }
+
+            // Not recognized? Unfortunately have to leak the original underlying .NET exception details
+            if ( recognized == false )
+            {
+                msg = aException.Message;
+            }
+
+            if ( string.IsNullOrEmpty( msg ) == false )
+            {
+                // Treat exceptions as fatal errors
+                CIMessageError error = new CIMessageError( iStack.Container, LibResources.CIStackBuilder_Error_Title );
+                error.AddLine( msg );
+                iStack.AddChild( error );
+            }
+        }
+
+        private void StackEngine_MessageHandler( StackEngine.TMessageType aType, string aMessage, StackEngine aEngine )
+        {
+            switch ( aType )
+            {
+            default:
+                break;
+            case StackEngine.TMessageType.ETypeError:
+                {
+                CIMessageError error = new CIMessageError( iStack.Container, LibResources.CIStackBuilder_Error_Title );
+                error.AddLine( aMessage );
+                iStack.AddChild( error );
+                break;
+                }
+            case StackEngine.TMessageType.ETypeWarning:
+                {
+                CIMessageWarning warning = new CIMessageWarning( iStack.Container, LibResources.CIStackBuilder_Warning_Title );
+                warning.AddLine( aMessage );
+                iStack.AddChild( warning );
+                break;
+                }
+            }
+        }
+        #endregion
+
+        #region Internal methods
+        private void StackEventsSubscribe()
+        {
+            StackEngine.MessageHandler += new StackEngine.StackEngineMessageHandler( StackEngine_MessageHandler );
+            StackEngine.EventHandler += new StackEngine.StackEngineEventHandler( StackEngine_EventHandler );
+            StackEngine.ExceptionHandler += new StackEngine.StackEngineExceptionHandler( StackEngine_ExceptionHandler );
+        }
+
+        private void StackEventsUnsubscribe()
+        {
+            StackEngine.MessageHandler -= new StackEngine.StackEngineMessageHandler( StackEngine_MessageHandler );
+            StackEngine.EventHandler -= new StackEngine.StackEngineEventHandler( StackEngine_EventHandler );
+            StackEngine.ExceptionHandler -= new StackEngine.StackEngineExceptionHandler( StackEngine_ExceptionHandler );
+        }
+        #endregion
+
+        #region From System.Object
+        public override string ToString()
+        {
+            StringBuilder ret = new StringBuilder();
+            ret.AppendFormat( "CIStackBuilder_{0}_{1}", iStack.Id, iStack.Name );
+            return ret.ToString();
+        }
+        #endregion
+
+        #region Data members
+        private readonly CIStack iStack;
+        private readonly StackEngine iStackEngine;
+        private bool iIsReady = false;
+        #endregion
+    }
+}