Re: IPv4 Address Flags

[Joerg Sonnenberger <joerg%britannica.bec.de@localhost>]

On Wed, Apr 22, 2015 at 03:42:01PM -0700, Matt Thomas wrote:
> 
> > On Apr 22, 2015, at 3:24 PM, Christos Zoulas <christos%astron.com@localhost> wrote:
> > 
> > In article <55381013.6070403%marples.name@localhost>,
> > Roy Marples  <roy%marples.name@localhost> wrote:
> >> diff -u -r1.188 if.h
> >> --- sys/net/if.h	20 Apr 2015 10:19:54 -0000	1.188
> >> +++ sys/net/if.h	22 Apr 2015 21:03:01 -0000
> >> @@ -594,6 +594,7 @@
> >> 		struct	sockaddr ifru_broadaddr;
> >> 		struct	sockaddr_storage ifru_space;
> >> 		short	ifru_flags;
> >> +		int	ifru_addrflags;
> >> 		int	ifru_metric;
> > 
> > This is an ABI change to all ifreq ioctls... If you are going to do this,
> > I'd bite the bullet and bump sockaddr_storage to 256 or 512 bytes and get
> > rid of sockaddr_big.
> 
> Not really since that’s in a union.
> 
> No ABI change.

It is an ABI change as the offset of ifru_metric changes?

Joerg