private void DoTestCodeSegmentResolution()
{
CodeSegDefinitionCollection codeSegs = new CodeSegDefinitionCollection();
using (StringReader reader = new StringReader(KTestBigDsoDataCodeSegList))
{
string line = reader.ReadLine();
while (line != null)
{
CodeSegDefinition def = CodeSegDefinitionParser.ParseDefinition(line);
if (def != null)
{
codeSegs.Add(def);
}
line = reader.ReadLine();
}
}
codeSegs.SortByAddress();
using (DbgEngineView view = iDebugEngine.CreateView("TestView", codeSegs))
{
foreach (CodeSegDefinition def in codeSegs)
{
SymbolCollection col = null;
Symbol sym = view.Symbols.Lookup(def.Base, out col);
System.Diagnostics.Debug.Assert(sym != null);
}
}
}
private void TryToParseCodeSegment(ParserLine aLine)
{
string line = aLine.GetCurrentLine();
CodeSegDefinition codeSegDef = CodeSegDefinitionParser.ParseDefinition(line);
if (codeSegDef != null)
{
iEngine.CodeSegments.Add(codeSegDef);
}
}
private void TestBigDsoData()
{
Clear();
iDebugEngine.Add(@"C:\Tool Demo Files\4. Heap Sample Data\11. Browser heap\Rom_images_widgetui_rheap\ivalo\CoreImage\RM505_widgetui_rheap_rnd_rofs1.symbol");
iDebugEngine.Prime(SymbianUtils.TSynchronicity.ESynchronous);
CodeSegDefinitionCollection codeSegs = new CodeSegDefinitionCollection();
using (StringReader reader = new StringReader(KTestBigDsoDataCodeSegList))
{
string line = reader.ReadLine();
while (line != null)
{
CodeSegDefinition def = CodeSegDefinitionParser.ParseDefinition(line);
if (def != null)
{
codeSegs.Add(def);
}
line = reader.ReadLine();
}
}
using (DbgEngineView view = iDebugEngine.CreateView("TestView", codeSegs))
{
// MemMan.dll contains a dodgy symbol:
//
// 000031b4 0000 Image$$ER_RO$$Limit anon$$obj.o(linker$$defined$$symbols)
// 003f8024 0004 __dso_handle ucppfini.o(.data)
SymbolCollection colMemManDll = view.Symbols.CollectionByAddress(0x79E18000);
System.Diagnostics.Debug.Assert(colMemManDll != null);
// Verify it doesn't include the big dso object
Symbol bigDsoData = FindByName("__dso_handle", colMemManDll);
System.Diagnostics.Debug.Assert(bigDsoData == null);
// Widget engine would otherwise overlap with memman.dll
SymbolCollection colWidgetEngineDll = view.Symbols.CollectionByAddress(0x7A0C0000);
System.Diagnostics.Debug.Assert(colMemManDll != null);
// Check no overlaps
CheckNoOverlaps(colMemManDll, colWidgetEngineDll);
}
}
private bool CheckForKnownElement(string aLine)
{
bool handled = false;
string origLine = aLine;
//
if (CheckForKnownElement(ref aLine, iPrefixes.HeapBaseAddress))
{
DataSource.MetaData.Heap.HeapBaseAddress = PrefixParser.ReadUint(ref aLine);
handled = true;
}
else if (CheckForKnownElement(ref aLine, iPrefixes.HeapChunkSize))
{
DataSource.MetaData.Heap.ChunkSize = PrefixParser.ReadUint(ref aLine);
handled = true;
}
else if (CheckForKnownElement(ref aLine, iPrefixes.SizeOfRHeap))
{
DataSource.MetaData.Heap.SizeOfRHeap = PrefixParser.ReadUint(ref aLine);
handled = true;
}
else if (CheckForKnownElement(ref aLine, iPrefixes.HeapCellMinimumSize))
{
DataSource.MetaData.Heap.MinCellSize = PrefixParser.ReadUint(ref aLine);
handled = true;
}
else if (CheckForKnownElement(ref aLine, iPrefixes.FreeCellAddress))
{
DataSource.MetaData.Heap.InfoFree.FreeCellAddress = PrefixParser.ReadUint(ref aLine);
handled = true;
}
else if (CheckForKnownElement(ref aLine, iPrefixes.FreeCellLength))
{
DataSource.MetaData.Heap.InfoFree.FreeCellLength = PrefixParser.ReadUint(ref aLine);
handled = true;
}
else if (CheckForKnownElement(ref aLine, iPrefixes.DebugAllocator))
{
DataSource.MetaData.Heap.DebugAllocator = PrefixParser.ReadBool(ref aLine);
handled = true;
}
else if (CheckForKnownElement(ref aLine, iPrefixes.MiscRHeapRand))
{
long val = PrefixParser.ReadLong(ref aLine);
uint rand = (uint)val;
DataSource.MetaData.Heap.Rand = rand;
handled = true;
}
else if (CheckForKnownElement(ref aLine, iPrefixes.FreeStatistics))
{
iState = TState.EStateStatisticsFree;
handled = true;
}
else if (CheckForKnownElement(ref aLine, iPrefixes.AllocStatistics))
{
iState = TState.EStateStatisticsAlloc;
handled = true;
}
else if (CheckForKnownElement(ref aLine, iPrefixes.FreeCellCount))
{
if (iState == TState.EStateNone || iState == TState.EStateStatisticsFree)
{
DataSource.MetaData.Heap.InfoFree.FreeCellCount = PrefixParser.ReadInt(ref aLine);
handled = true;
}
else if (iState == TState.EStateStatisticsAlloc)
{
// Must also handle alloc cells inside the free block, because in the new file format
// both alloc and free cell statistics contain the same prefix.
DataSource.MetaData.Heap.InfoAlloc.AllocCellCount = PrefixParser.ReadInt(ref aLine);
handled = true;
}
}
else if (CheckForKnownElement(ref aLine, iPrefixes.CommonStatisticsSizeOfCells))
{
if (iState == TState.EStateStatisticsFree)
{
DataSource.MetaData.Heap.InfoFree.FreeCellTotalSpace = PrefixParser.ReadUint(ref aLine);
handled = true;
}
else if (iState == TState.EStateStatisticsAlloc)
{
DataSource.MetaData.Heap.InfoAlloc.AllocCellTotalSpace = PrefixParser.ReadUint(ref aLine);
handled = true;
}
}
else if (CheckForKnownElement(ref aLine, iPrefixes.AllocCellCount))
{
if (iState == TState.EStateNone || iState == TState.EStateStatisticsAlloc)
{
DataSource.MetaData.Heap.InfoAlloc.AllocCellCount = PrefixParser.ReadInt(ref aLine);
handled = true;
}
}
else if (CheckForKnownElement(ref aLine, iPrefixes.FreeCellList))
{
iState = TState.EStateFreeCellList;
}
else
{
// Check for free cell list match
if (iState == TState.EStateFreeCellList)
{
Match freeCellListMatch = KFreeCellRegEx.Match(aLine);
if (freeCellListMatch.Success)
{
int index = int.Parse(freeCellListMatch.Groups["Index"].Value);
uint address = uint.Parse(freeCellListMatch.Groups["Address"].Value, System.Globalization.NumberStyles.AllowHexSpecifier);
int length = int.Parse(freeCellListMatch.Groups["Length"].Value);
int type = int.Parse(freeCellListMatch.Groups["Type"].Value);
// The index should be between 1 and FreeCellCount
int max = DataSource.MetaData.Heap.InfoFree.FreeCellCount;
// However, if we didn't read the free cell count then don't panic...
if (max > 0)
{
if (index >= 1 && index <= max)
{
DataSource.MetaData.Heap.InfoFree.AddFreeCell(address, length, type);
}
else
{
DataSource.AddError(DataSource.TErrorTypes.EErrorTypeInvalidFreeCellIndexInFreeList);
}
}
else
{
// No free cell to validate against, just hope it's okay!
DataSource.MetaData.Heap.InfoFree.AddFreeCell(address, length, type);
}
}
}
// Is it a code segment?
if (!handled)
{
CodeSegDefinition def = CodeSegDefinitionParser.ParseDefinition(aLine);
if (def != null)
{
DataSource.MetaData.CodeSegments.Add(def);
}
}
}
//
return(handled);
}
private void DoTestHeapCellSymbolLookup()
{
CodeSegDefinitionCollection codeSegs = new CodeSegDefinitionCollection();
using (StringReader reader = new StringReader(KTestBigDsoDataCodeSegList))
{
string line = reader.ReadLine();
while (line != null)
{
CodeSegDefinition def = CodeSegDefinitionParser.ParseDefinition(line);
if (def != null)
{
codeSegs.Add(def);
}
line = reader.ReadLine();
}
}
codeSegs.SortByAddress();
using (DbgEngineView view = iDebugEngine.CreateView("TestView", codeSegs))
{
foreach (TSymLookupEntry entry in TSymLookupEntry.KHeapSymbols)
{
SymbolCollection col = null;
Symbol sym = view.Symbols.Lookup(entry.iAddress, out col);
//
if (sym != null)
{
string name = sym.Name;
System.Diagnostics.Debug.Assert(entry.iSymbol == name);
}
else
{
System.Diagnostics.Debug.Assert(entry.iSymbol == string.Empty);
}
//
if (col != null)
{
string name = entry.iCollection.ToUpper();
bool match = col.FileName.Contains(name);
System.Diagnostics.Debug.Assert(match);
}
else
{
System.Diagnostics.Debug.Assert(entry.iCollection == string.Empty);
}
//
CodeSegDefinition def = codeSegs[entry.iAddress];
if (def != null)
{
if (entry.iSymbol == string.Empty)
{
// The original SymbolLib didn't find a symbolic match. It's okay
// if we did (or didn't) find a match using SymbianSymbolLib.
}
else if (entry.iSymbol != string.Empty)
{
// SymbolLib found a match, SymbianSymbolLib must do too.
System.Diagnostics.Debug.Assert(sym != null);
}
if (col == null)
{
// We didn't find a symbol collection for the specified address
// even though it falls within code segment range. Print a warning
// as this may be caused by dodgy symbol file content.
System.Diagnostics.Debug.WriteLine(string.Format(@"WARNING: couldn't find symbol for: 0x{0:x8}, offset: 0x{1:x8}, even though code seg match was found: {2}",
entry.iAddress,
entry.iAddress - def.Base,
def));
}
}
}
}
}
internal MapFileEngineCollection(ITracer aTracer)
: base(aTracer)
{
iCodeSegResolver = new CodeSegResolver(aTracer);
iCodeSegParser = new CodeSegDefinitionParser(iCodeSegResolver);
}
