/*
* Process an ioctl request.
*/
static int
tun_ioctl(struct ifnet *ifp, u_long cmd, void *data)
{
int error = 0, s;
struct tun_softc *tp = (struct tun_softc *)(ifp->if_softc);
struct ifreq *ifr = (struct ifreq *)data;
struct ifaddr *ifa = (struct ifaddr *)data;
s = splnet();
switch (cmd) {
case SIOCINITIFADDR:
tuninit(tp);
ifa->ifa_rtrequest = p2p_rtrequest;
TUNDEBUG("%s: address set\n", ifp->if_xname);
break;
case SIOCSIFBRDADDR:
TUNDEBUG("%s: broadcast address set\n", ifp->if_xname);
break;
case SIOCSIFMTU:
if (ifr->ifr_mtu > TUNMTU || ifr->ifr_mtu < 576) {
error = EINVAL;
break;
}
TUNDEBUG("%s: interface mtu set\n", ifp->if_xname);
if ((error = ifioctl_common(ifp, cmd, data)) == ENETRESET)
error = 0;
break;
case SIOCADDMULTI:
case SIOCDELMULTI:
if (ifr == NULL) {
error = EAFNOSUPPORT; /* XXX */
break;
}
switch (ifreq_getaddr(cmd, ifr)->sa_family) {
#ifdef INET
case AF_INET:
break;
#endif
#ifdef INET6
case AF_INET6:
break;
#endif
default:
error = EAFNOSUPPORT;
break;
}
break;
default:
error = ifioctl_common(ifp, cmd, data);
}
splx(s);
return (error);
}
/*
* Process an ioctl request.
*/
static int
tunifioctl(struct ifnet *ifp, u_long cmd, caddr_t data)
{
struct ifreq *ifr = (struct ifreq *)data;
struct tun_softc *tp = ifp->if_softc;
struct ifstat *ifs;
int error = 0, s;
s = splimp();
switch(cmd) {
case SIOCGIFSTATUS:
ifs = (struct ifstat *)data;
mtx_lock(&tp->tun_mtx);
if (tp->tun_pid)
sprintf(ifs->ascii + strlen(ifs->ascii),
"\tOpened by PID %d\n", tp->tun_pid);
mtx_unlock(&tp->tun_mtx);
break;
case SIOCSIFADDR:
error = tuninit(ifp);
TUNDEBUG(ifp, "address set, error=%d\n", error);
break;
case SIOCSIFDSTADDR:
error = tuninit(ifp);
TUNDEBUG(ifp, "destination address set, error=%d\n", error);
break;
case SIOCSIFMTU:
ifp->if_mtu = ifr->ifr_mtu;
TUNDEBUG(ifp, "mtu set\n");
break;
case SIOCSIFFLAGS:
case SIOCADDMULTI:
case SIOCDELMULTI:
break;
default:
error = EINVAL;
}
splx(s);
return (error);
}
