crashanalysercmd/PerfToolsSharedLibraries/Engine/SymbianSymbolLib/QueryAPI/SymbolQueryAPI.cs
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/crashanalysercmd/PerfToolsSharedLibraries/Engine/SymbianSymbolLib/QueryAPI/SymbolQueryAPI.cs Thu Feb 11 15:50:58 2010 +0200
@@ -0,0 +1,203 @@
+/*
+* 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 System.IO;
+using SymbianUtils;
+using SymbianUtils.Tracer;
+using SymbianUtils.FileTypes;
+using SymbianStructuresLib.Debug.Symbols;
+using SymbianStructuresLib.CodeSegments;
+using SymbianStructuresLib.Debug.Common.FileName;
+using SymbianSymbolLib.SourceManagement.Source;
+using SymbianSymbolLib.Relocator;
+
+namespace SymbianSymbolLib.QueryAPI
+{
+ internal class SymbolQueryAPI : IEnumerable<SymbolCollection>
+ {
+ #region Constructors
+ internal SymbolQueryAPI( SymbolRelocator aRelocator )
+ {
+ iRelocator = aRelocator;
+ }
+ #endregion
+
+ #region API
+ public bool Contains( uint aAddress )
+ {
+ // First check with the relocated/activated symbol collections,
+ // i.e. RAM-loaded code that has been fixed up.
+ bool ret = iRelocator.CollectionList.Contains( aAddress );
+ if ( ret == false )
+ {
+ // Wasn't a relocated symbol collection, so search through
+ // all sources for ROM/XIP symbols that might match.
+ foreach ( SymSource source in SourceManager )
+ {
+ if ( source.Contains( aAddress ) )
+ {
+ ret = true;
+ break;
+ }
+ }
+ }
+ //
+ return ret;
+ }
+
+ public Symbol Lookup( uint aAddress, out SymbolCollection aCollection )
+ {
+ aCollection = null;
+
+ // First check with the relocated/activated symbol collections,
+ // i.e. RAM-loaded code that has been fixed up.
+ Symbol ret = iRelocator.CollectionList.Lookup( aAddress, out aCollection );
+ if ( ret == null && aCollection == null )
+ {
+ foreach ( SymSource source in SourceManager )
+ {
+ if ( source.Contains( aAddress ) )
+ {
+ ret = source.Lookup( aAddress, out aCollection );
+ break;
+ }
+ }
+ }
+
+ // Tag the collection because it provided a symbol
+ if ( aCollection != null )
+ {
+ aCollection.Tagged = true;
+ }
+
+ return ret;
+ }
+
+ public SymbolCollection CollectionByAddress( uint aAddress )
+ {
+ SymbolCollection collection = null;
+ Symbol symbol = Lookup( aAddress, out collection );
+ return collection;
+ }
+ #endregion
+
+ #region Properties
+ public Symbol this[ uint aAddress ]
+ {
+ get
+ {
+ SymbolCollection collection = null;
+ Symbol ret = Lookup( aAddress, out collection );
+ return ret;
+ }
+ }
+
+ public SymbolCollection this[ CodeSegDefinition aCodeSeg ]
+ {
+ get
+ {
+ SymbolCollection ret = null;
+ SymSourceAndCollection pair = SourceManager[ aCodeSeg ];
+ if ( pair != null )
+ {
+ ret = pair.Collection;
+ }
+ return ret;
+ }
+ }
+
+ public SymbolCollection this[ PlatformFileName aFileName ]
+ {
+ get
+ {
+ SymbolCollection ret = null;
+ //
+ foreach ( SymSource source in SourceManager )
+ {
+ SymbolCollection col = source[ aFileName ];
+ if ( col != null )
+ {
+ ret = col;
+ break;
+ }
+ }
+ //
+ return ret;
+ }
+ }
+ #endregion
+
+ #region Internal methods
+ internal SymSourceManager SourceManager
+ {
+ get { return iRelocator.SourceManager; }
+ }
+ #endregion
+
+ #region Internal enumerator
+ #endregion
+
+ #region From IEnumerable<SymbolCollection>
+ public IEnumerator<SymbolCollection> GetEnumerator()
+ {
+ // This gives us explicit activations
+ SymbolCollectionList list = iRelocator.CollectionList;
+ foreach ( SymbolCollection col in list )
+ {
+ yield return col;
+ }
+
+ // Next we need fixed collections
+ IEnumerable<SymbolCollection> fixedCols = iRelocator.SourceManager.GetFixedCollectionEnumerator();
+ foreach ( SymbolCollection col in fixedCols )
+ {
+ if ( col.IsFixed )
+ {
+ yield return col;
+ }
+ }
+ }
+
+ System.Collections.IEnumerator System.Collections.IEnumerable.GetEnumerator()
+ {
+ // This gives us explicit activations
+ SymbolCollectionList list = iRelocator.CollectionList;
+ foreach ( SymbolCollection col in list )
+ {
+ yield return col;
+ }
+
+ // Next we need fixed collections
+ IEnumerable<SymbolCollection> fixedCols = iRelocator.SourceManager.GetFixedCollectionEnumerator();
+ foreach ( SymbolCollection col in fixedCols )
+ {
+ if ( col.IsFixed )
+ {
+ yield return col;
+ }
+ }
+ }
+ #endregion
+
+ #region Data members
+ private readonly SymbolRelocator iRelocator;
+ #endregion
+ }
+}