public static PdbCustomDebugInfo Read(ModuleDef module, TypeDef typeOpt, CilBody bodyOpt, GenericParamContext gpContext, Guid kind, ref DataReader reader)
{
try {
var cdiReader = new PortablePdbCustomDebugInfoReader(module, typeOpt, bodyOpt, gpContext, ref reader);
var cdi = cdiReader.Read(kind);
Debug.Assert(cdiReader.reader.Position == cdiReader.reader.Length);
return(cdi);
}
catch (ArgumentException) {
}
catch (OutOfMemoryException) {
}
catch (IOException) {
}
return(null);
}
void GetCustomDebugInfos(int token, GenericParamContext gpContext, IList <PdbCustomDebugInfo> result, MethodDef methodOpt, CilBody bodyOpt, out PdbAsyncMethodSteppingInformationCustomDebugInfo asyncStepInfo)
{
asyncStepInfo = null;
var mdToken = new MDToken(token);
var ridList = pdbMetadata.GetCustomDebugInformationRidList(mdToken.Table, mdToken.Rid);
if (ridList.Count == 0)
{
return;
}
var typeOpt = methodOpt?.DeclaringType;
for (int i = 0; i < ridList.Count; i++)
{
var rid = ridList[i];
if (!pdbMetadata.TablesStream.TryReadCustomDebugInformationRow(rid, out var row))
{
continue;
}
var guid = pdbMetadata.GuidStream.Read(row.Kind);
if (!pdbMetadata.BlobStream.TryCreateReader(row.Value, out var reader))
{
continue;
}
Debug.Assert(guid != null);
if (guid == null)
{
continue;
}
var cdi = PortablePdbCustomDebugInfoReader.Read(module, typeOpt, bodyOpt, gpContext, guid.Value, ref reader);
Debug.Assert(cdi != null);
if (cdi != null)
{
if (cdi is PdbAsyncMethodSteppingInformationCustomDebugInfo asyncStepInfoTmp)
{
Debug.Assert(asyncStepInfo == null);
asyncStepInfo = asyncStepInfoTmp;
}
else
{
result.Add(cdi);
}
}
}
}