Re: CVS commit: basesrc

[itojun%iijlab.net@localhost]

>Modified Files:
>       basesrc/sbin/ifconfig: ifconfig.c
>       syssrc/sys/dev/ic: awi.c
>       syssrc/sys/dev/pcmcia: if_ray.c if_wi.c if_wivar.h
>       syssrc/sys/net: if_ieee80211.h
>
>Log Message:
>change the argument of SIOCS80211NWID and SIOCG80211NWID ioctls from
>u_int8_t array to struct ieee80211_nwid to prepend length field.
>The length field is necessary because IEEE 802.11 spec doesn't prohibit
>even '\0' for SSID.
>Though the name and the value of SIOC... macro is unchanged, this change
>breaks binary compatibility.  The only affected userland program on the
>tree is ifconfig(8).
>As Jason suggested on tech-net, it is better than live with problems
>since there are no releases for this ioctls yet.

        i'm not sure if I'm correct, but I thought that jason suggested to
        deprecate the old ioctl number and assign new ioctl number to
        SIOCS80211NWID, so that:
        - old binary would get EINVAL on new kernel
        - new binary works happy with new kernel

itojun