crashanalysercmd/PerfToolsSharedLibraries/Engine/SymbianCodeLib/QueryAPI/CodeQueryAPI.cs
/*
* 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 SymbianUtils.Range;
using SymbianStructuresLib.Arm;
using SymbianStructuresLib.Arm.Instructions;
using SymbianStructuresLib.CodeSegments;
using SymbianStructuresLib.Debug.Code;
using SymbianStructuresLib.Debug.Common.FileName;
using SymbianCodeLib.SourceManagement.Source;
using SymbianCodeLib.Relocator;
namespace SymbianCodeLib.QueryAPI
{
internal class CodeQueryAPI : IEnumerable<CodeCollection>
{
#region Constructors
internal CodeQueryAPI( CodeRelocator 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 ( CodeSource source in SourceManager )
{
if ( source.Contains( aAddress ) )
{
ret = true;
break;
}
}
}
//
return ret;
}
public bool GetInstructions( uint aAddress, TArmInstructionSet aInstructionSet, int aCount, out IArmInstruction[] aInstructions )
{
// First check with the relocated/activated code collections,
// i.e. RAM-loaded code that has been fixed up.
bool ret = iRelocator.CollectionList.GetInstructions( aAddress, aInstructionSet, aCount, out aInstructions );
if ( ret == false )
{
foreach ( CodeSource source in SourceManager )
{
if ( source.Contains( aAddress ) )
{
ret = source.ProvideInstructions( aAddress, aInstructionSet, aCount, out aInstructions );
break;
}
}
}
//
return ret;
}
#endregion
#region Properties
public CodeCollection this[ CodeSegDefinition aCodeSeg ]
{
get
{
CodeCollection ret = null;
CodeSourceAndCollection pair = SourceManager[ aCodeSeg ];
if ( pair != null )
{
ret = pair.Collection;
}
return ret;
}
}
public CodeCollection this[ PlatformFileName aFileName ]
{
get
{
CodeCollection ret = null;
//
foreach ( CodeSource source in SourceManager )
{
CodeCollection col = source[ aFileName ];
if ( col != null )
{
ret = col;
break;
}
}
//
return ret;
}
}
#endregion
#region Internal methods
internal CodeSourceManager SourceManager
{
get { return iRelocator.SourceManager; }
}
#endregion
#region From IEnumerable<CodeCollection>
public IEnumerator<CodeCollection> GetEnumerator()
{
// This gives us explicit activations
CodeCollectionList list = iRelocator.CollectionList;
foreach ( CodeCollection col in list )
{
yield return col;
}
// Next we need fixed collections
IEnumerable<CodeCollection> fixedCols = iRelocator.SourceManager.GetFixedCollectionEnumerator();
foreach ( CodeCollection col in fixedCols )
{
if ( col.IsFixed )
{
yield return col;
}
}
}
System.Collections.IEnumerator System.Collections.IEnumerable.GetEnumerator()
{
// This gives us explicit activations
CodeCollectionList list = iRelocator.CollectionList;
foreach ( CodeCollection col in list )
{
yield return col;
}
// Next we need fixed collections
IEnumerable<CodeCollection> fixedCols = iRelocator.SourceManager.GetFixedCollectionEnumerator();
foreach ( CodeCollection col in fixedCols )
{
if ( col.IsFixed )
{
yield return col;
}
}
}
#endregion
#region Data members
private readonly CodeRelocator iRelocator;
#endregion
}
}