crashanalysercmd/Libraries/Engine/CrashDebuggerLib/Structures/Thread/ThreadStackData.cs
changeset 0 818e61de6cd1
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/crashanalysercmd/Libraries/Engine/CrashDebuggerLib/Structures/Thread/ThreadStackData.cs	Thu Feb 11 15:50:58 2010 +0200
@@ -0,0 +1,175 @@
+/*
+* 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 SymbianUtils.Utilities;
+using CrashDebuggerLib.Structures.KernelObjects;
+using CrashDebuggerLib.Structures.Common;
+using CrashDebuggerLib.Structures.Process;
+using CrashDebuggerLib.Structures.CodeSeg;
+using CrashDebuggerLib.Structures.Register;
+using SymbianStackLib.Engine;
+using SymbianStackLib.Data.Output;
+using SymbianStructuresLib.CodeSegments;
+using SymbianStructuresLib.Debug.Symbols;
+using SymbianStructuresLib.Arm.Registers;
+using SymbianUtils.DataBuffer;
+using SymbianUtils.DataBuffer.Entry;
+using SymbianUtils.DataBuffer.Primer;
+
+namespace CrashDebuggerLib.Structures.Thread
+{
+    public class ThreadStackData : CrashDebuggerAware
+    {
+        #region Constructors
+        public ThreadStackData( CrashDebuggerInfo aCrashDebugger, ThreadStackInfo aInfo )
+            : base( aCrashDebugger )
+        {
+            iInfo = aInfo;
+            iStackBuilder = new ThreadStackBuilder( this);
+        }
+        #endregion
+
+        #region API
+        public void Add( uint aValue )
+        {
+            byte val = (byte) aValue;
+            iDataSource.Add( val );
+        }
+
+        public void BuildCallStackSync()
+        {
+            if ( iStackBuilder.IsBusy )
+            {
+                // Wait for it
+                while ( iStackBuilder.IsBusy )
+                {
+                    System.Threading.Thread.Sleep( 100 );
+                }
+            }
+            else
+            {
+                iStackBuilder.BuildSync();
+            }
+        }
+
+        public void BuildCallStackAsync()
+        {
+            if ( iStackBuilder.IsBusy )
+            {
+                throw new ArgumentException( "Stack builder is busy!" );
+            }
+
+            // Request call back when queue spot available. If it's the current
+            // thread then we jump it to the start of the queue
+            CrashDebugger.AsyncOperationManager.Queue( iStackBuilder, Info.Thread.IsCurrent );
+        }
+        #endregion
+
+        #region String Conversion Support
+        public string CallStackToString()
+        {
+            StringBuilder ret = new StringBuilder();
+            //
+            ret.Append( CallStackElements.ToString() );
+            //
+            return ret.ToString();
+        }
+        #endregion
+
+        #region Properties
+        public int Size
+        {
+            get { return iDataSource.Count; }
+        }
+
+        public StackOutputData CallStackElements
+        {
+            get
+            {
+                if ( !iStackBuilder.CallStackConstructed )
+                {
+                    BuildCallStackSync();
+                }
+                //
+                return iStackBuilder.CallStackElements;
+            }
+        }
+        #endregion
+
+        #region Internal methods
+        internal void SetStartingAddress( uint aAddress )
+        {
+            if ( iDataSource.AddressOffset == 0 )
+            {
+                iDataSource.AddressOffset = aAddress;
+            }
+        }
+        
+        internal DataBuffer Data
+        {
+            get { return iDataSource; }
+        }
+
+        internal ThreadStackInfo Info
+        {
+            get { return iInfo; }
+        }
+
+        internal DataBufferUint LastRawDataEntry
+        {
+            get
+            {
+                if ( Size < 4 )
+                {
+                    throw new ArgumentException();
+                }
+                //
+                DataBufferUint ret = null;
+                //
+                foreach ( DataBufferUint entry in iDataSource.GetUintEnumerator() )
+                {
+                    // The enumerator works from bottom up, so just return the first one.
+                    ret = entry;
+                    break;
+                }
+                //
+                return ret;
+            }
+        }
+        #endregion
+
+        #region Internal constants
+        #endregion
+
+        #region From System.Object
+        public override string ToString()
+        {
+            return base.ToString();
+        }
+        #endregion
+
+        #region Data members
+        private readonly ThreadStackInfo iInfo;
+        private readonly ThreadStackBuilder iStackBuilder;
+        private DataBuffer iDataSource = new DataBuffer();
+        private StackOutputData iDataOutput = new StackOutputData();
+        #endregion
+    }
+}