Re: [lwip-users] Dealloc in fs_close_custom()?

[Giuseppe Modugno]

Il 27/02/2018 06:36, Simon Goldschmidt ha scritto:
> Giuseppe Modugno wrote:
> > And another thing I couldn't explain. The example uses pextension pointer for 
> > malloc/free. However it sets file->data = file->pextension immediately.
> >   
> > So why don't use just file->data? It seems pextension is never used in lwip code.
> Exactly. This is an example that wants to show you can use pextension for 
> anything you like
> as it is not used by lwIP code internally.
>
> Using ->data only works for files in one piece.
Maybe I'm wrong, but here pextension and state void pointers are very, 
very similar. Maybe it's possible to reduce the complexity leaving only 
one member.