Re: libnfnetlink dependency elimination (doc)

[Pablo Neira Ayuso <pablo@netfilter.org>]

On Wed, Nov 15, 2023 at 10:43:52PM +1100, Duncan Roe wrote:
> On Wed, Nov 15, 2023 at 10:27:34AM +0100, Pablo Neira Ayuso wrote:
> > On Wed, Nov 15, 2023 at 10:04:47AM +1100, Duncan Roe wrote:
> > > Hi Pablo,
> > >
> > > On Tue, Nov 14, 2023 at 04:24:11PM +0100, Pablo Neira Ayuso wrote:
> > > > On Sun, Nov 12, 2023 at 05:59:21PM +1100, Duncan Roe wrote:
> > > > > Some of these documented changes haven't happened yet.
> > > >
> > > > Then we have to start by changes first, not the other way around.
> > >
> > > Yes I know that, obviously:)
> > >
> > > The point here is that nfnl_rcvbufsiz() has been advertised in the main page of
> > > libnetfilter_queue HTML for a long time and there are likely a number of systems
> > > out there that use it. When libnfnetlink is removed, libnetfilter_queue will
> > > have to provide nfnl_rcvbufsiz() or those systems will start failing.
> >
> > There is nfq_fd() and setsockopt() that you can use:
> >
> >         setsockopt(fd, SOL_SOCKET, SO_RCVBUFFORCE, &size, socklen);
> >         setsockopt(fd, SOL_SOCKET, SO_RCVBUF, &size, socklen);
> 
> Yes
> >
> > libnfnetlink is **deprecated** and it will be removed at some point,
> > the git log shows that it has less and less users.
> 
> Good to know
> >
> > main libnfnetlink users are the libnetfilter_* libraries.
> 
> Yes
> >
> > No new application should be using libnfnetlink in 2023.
> 
> Yes
> 
> But please see thread starting
> > [PATCH libnetfilter_queue] utils: Add example of setting socket buffer size
> I meant to send my reply to that email, not this one.
> 
> Again sorry for the confusion I've caused.

Apologies, I got lost. Huge burden here.

I suggest to restart from scratch and only one submission and thread at a time :)

Thanks.