Mail Archives: cygwin/2009/06/15/07:43:23
On Jun 15 11:22, Fr?d?ric Bron wrote:
> > To fix your application, call either
> >
> > struct ifconf ifc;
> > ifc.ifc_len = sizeof (struct ifreq) * 32;
> > ifc.ifc_buf = malloc (ifc.ifc_len);
> > if (ioctl (fd, SIOCGIFCONF, &ifc))
> > /* Resize ifc_buf and retry */
> > else
> > {
> > struct ifreq *ifr = ifc.ifc_req;
> > struct ifreq ifr2;
> > for (int i = 0; i < ifc.ifc_len; i += sizeof (struct ifreq), ++ifr)
> > if (!ioctl (fd, SIOCGIFADDR, &ifr2))
> > /* Print result for that interface */
> > }
>
> Thanks, this works half! No need of ifr2, ifr is enough.
> I saw the name change: 1.5 gives eth0, eth1, eth2, lo and 1.7 gives
> {821C54BE-...}...
>
> However, with that code, I get all network adapters with cygwin 1.5
> but only active adpaters with 1.7 (with IP adress != 0).
> For example if I unplug the ethernet wire, the ip of eth0 becomes
> 0.0.0.0 with 1.5 and I don't see it anymore with 1.7.
>
> How can I get all interfaces with 1.7?
I just debugged this and the answer is, right now you can't. I'm
going to fix that at one point, but I have other stuff to do first.
Corinna
--
Corinna Vinschen Please, send mails regarding Cygwin to
Cygwin Project Co-Leader cygwin AT cygwin DOT com
Red Hat
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