Re: [pfinet] no per-interface byte / packet counter RPC; please add SIOCGIFSTATS or equivalent

Hello,

Borja Tarraso, le dim. 31 mai 2026 17:56:51 +0300, a ecrit:
>   (a) getifaddrs(3) growing a populated ifa_data field of type
>       `struct if_data`

That looks nice indeed.

> Provisionally I would go (a) since it requires the smaller new
> surface (one populated field on existing API rather than a new
> sysctl tree). I have some open questions before drafting:
> 
>   - Does Hurd's glibc getifaddrs currently leave ifa_data NULL
>     on pfinet-backed interfaces, or is there already a partial
>     surface I have not noticed?

We don't have anything currently.

> If NULL today, the patch is "pfinet emits if_data via a new MIG
> routine + glibc-side getifaddrs back-end reads it".

Yes. But I wouldn't define a new MIG routine, and rather implement
SIOCGIFDATA which is defined both on netbsd and openbsd apparently, and
then make getifaddrs use it.

Samuel