static ComPtr()
{
ComPtr <IUnknown> p;
Debug.Assert(ComPtr.GetAddressOf(&p) == &p._ptr);
// *probably* not a valid COM type without a GUID
Debug.Assert(typeof(T).GetCustomAttribute(typeof(GuidAttribute)) != null);
CachedGuidHandle = GCHandle.Alloc(CachedGuid, GCHandleType.Pinned);
PointerToCachedGuid = (Guid *)CachedGuidHandle.AddrOfPinnedObject();
}
private static Guid *Initialize()
{
UniqueComPtr <IUnknown> p = default;
Debug.Assert(ComPtr.GetAddressOf(&p) == &p._ptr);
// *probably* not a valid COM type without a GUID
#if REFLECTION
Debug.Assert(typeof(T).GetCustomAttribute <GuidAttribute>() is not null);
#endif
var ptr = (Guid *)RuntimeHelpers.AllocateTypeAssociatedMemory(typeof(T), sizeof(Guid));
*ptr = typeof(T).GUID;
return(ptr);
}