void DefineAsyncCustomMetadata(MethodDebugInformation info)
{
if (!info.HasCustomDebugInformations)
{
return;
}
foreach (var custom_info in info.CustomDebugInformations)
{
var async_debug_info = custom_info as AsyncMethodBodyDebugInformation;
if (async_debug_info == null)
{
continue;
}
using (var stream = new MemoryStream()) {
var async_metadata = new BinaryStreamWriter(stream);
async_metadata.WriteUInt32(info.StateMachineKickOffMethod != null ? info.StateMachineKickOffMethod.MetadataToken.ToUInt32() : 0);
async_metadata.WriteUInt32((uint)async_debug_info.CatchHandler.Offset);
async_metadata.WriteUInt32((uint)async_debug_info.Resumes.Count);
for (int i = 0; i < async_debug_info.Resumes.Count; ++i)
{
async_metadata.WriteUInt32((uint)async_debug_info.Yields [i].Offset);
async_metadata.WriteUInt32(async_debug_info.resume_methods [i].MetadataToken.ToUInt32());
async_metadata.WriteUInt32((uint)async_debug_info.Resumes [i].Offset);
}
writer.DefineCustomMetadata("asyncMethodInfo", stream.ToArray());
}
}
}
public void WriteCustomMetadata()
{
if (count == 0)
{
return;
}
writer.BaseStream.Position = 1;
writer.WriteByte((byte)count);
writer.Flush();
sym_writer.DefineCustomMetadata("MD2", stream.ToArray());
}