static SymbolReader CreateCore(PdbReaderContext pdbContext, Metadata metadata, DataReaderFactory pdbStream)
{
SymbolReader symReader = null;
bool error = true;
try {
if (!pdbContext.HasDebugInfo)
{
return(null);
}
if ((pdbContext.Options & PdbReaderOptions.MicrosoftComReader) != 0 && pdbStream is not null && IsWindowsPdb(pdbStream.CreateReader()))
{
symReader = Dss.SymbolReaderWriterFactory.Create(pdbContext, metadata, pdbStream);
}
else
{
symReader = CreateManaged(pdbContext, metadata, pdbStream);
}
if (symReader is not null)
{
error = false;
return(symReader);
}
}
public static SymbolReader Create(PdbReaderOptions options, Metadata metadata, string pdbFileName)
{
var pdbContext = new PdbReaderContext(metadata.PEImage, options);
if (!pdbContext.HasDebugInfo)
{
return(null);
}
return(CreateCore(pdbContext, metadata, DataReaderFactoryUtils.TryCreateDataReaderFactory(pdbFileName)));
}
public static SymbolReader Create(PdbReaderOptions options, Metadata metadata, byte[] pdbData)
{
var pdbContext = new PdbReaderContext(metadata.PEImage, options);
if (!pdbContext.HasDebugInfo)
{
return(null);
}
return(CreateCore(pdbContext, metadata, ByteArrayDataReaderFactory.Create(pdbData, filename: null)));
}
public static SymbolReader CreateFromAssemblyFile(PdbReaderOptions options, Metadata metadata, string assemblyFileName)
{
var pdbContext = new PdbReaderContext(metadata.PEImage, options);
if (!pdbContext.HasDebugInfo)
{
return(null);
}
if (!pdbContext.TryGetCodeViewData(out var guid, out uint age, out var pdbWindowsFilename))
{
return(null);
}
string pdbFilename;
int index = pdbWindowsFilename.LastIndexOfAny(windowsPathSepChars);
if (index >= 0)
{
pdbFilename = pdbWindowsFilename.Substring(index + 1);
}
else
{
pdbFilename = pdbWindowsFilename;
}
string fileToCheck;
try {
fileToCheck = assemblyFileName == string.Empty ? pdbFilename : Path.Combine(Path.GetDirectoryName(assemblyFileName), pdbFilename);
if (!File.Exists(fileToCheck))
{
var ext = Path.GetExtension(pdbFilename);
if (string.IsNullOrEmpty(ext))
{
ext = "pdb";
}
fileToCheck = Path.ChangeExtension(assemblyFileName, ext);
}
}
catch (ArgumentException) {
return(null); // Invalid filename
}
return(Create(options, metadata, fileToCheck));
}
public static SymbolReader Create(PdbReaderOptions options, Metadata metadata, DataReaderFactory pdbStream)
{
var pdbContext = new PdbReaderContext(metadata.PEImage, options);
return(CreateCore(pdbContext, metadata, pdbStream));
}
