private ISymbolReader getSymbolReader(CorModule module)
{
ISymbolReader reader = null;
string sympath = Path.GetDirectoryName(module.Name);
string moduleName = module.Name;
try
{
SymbolBinder binder = new SymbolBinder();
var importer = new CorMetadataImport(module);
reader = binder.GetReaderForFile(importer.RawCOMObject, moduleName, sympath);
}
catch (COMException ex)
{
if (ex.ErrorCode == unchecked((int)0x806D0014)) // E_PDB_CORRUPT
{
// Ignore it.
// This may happen for mismatched pdbs
}
else
throw;
}
return reader;
}
public void SetBreakPoint(int lineNumber, string moduleNameHint, string fileNameHint)
{
if (state == ProcessState.Terminated) throw new InvalidProcessException();
List<CorModule> matchingModules =
modules.Where(module => module.Name.Contains(moduleNameHint)).ToList();
if (matchingModules.Count > 1) throw new MultipleMatchException();
if (matchingModules.Count == 0) throw new NoMatchException();
CorModule corModule = matchingModules.First();
var pdbFile = new FileInfo(corModule.Name);
var binder = new SymbolBinder();
var metadataImport = corModule.GetMetaDataInterface<IMetadataImport>();
ISymbolReader reader = binder.GetReaderForFile(metadataImport, pdbFile.FullName, null,
SymSearchPolicies.AllowOriginalPathAccess |
SymSearchPolicies.AllowReferencePathAccess);
Index(reader, corModule);
ISymbolDocument[] documents = reader.GetDocuments();
List<ISymbolDocument> matchingDocuments =
documents.Where(document => Regex.Match(document.URL, fileNameHint).Success).ToList();
if (matchingDocuments.Count > 1) throw new MultipleMatchException();
if (matchingDocuments.Count == 0) throw new NoMatchException();
ISymbolDocument source = matchingDocuments.First();
int line = source.FindClosestLine(lineNumber);
ISymbolMethod method = reader.GetMethodFromDocumentPosition(source, line, 1);
CorFunction function = corModule.GetFunctionFromToken(method.Token.GetToken());
SequencePoints points = SequencePoints.From(method);
SequencePoint pointToBreak =
points.Where(point => lineNumber >= point.StartLine && line <= point.EndLine).First();
CorFunctionBreakpoint breakpoint = function.ILCode.CreateBreakpoint(pointToBreak.Offset);
breakpoints.Add(breakpoint);
breakpoint.Activate(true);
subscriber.Published(string.Format("Successfully set breakpoint on line {0} in file {1} in module {2}",
lineNumber, source.URL, corModule.Name));
}