int
vnet_ioctl(struct ifnet *ifp, u_long cmd, caddr_t data)
{
struct vnet_softc *sc = ifp->if_softc;
struct ifaddr *ifa = (struct ifaddr *)data;
struct ifreq *ifr = (struct ifreq *)data;
int s, error = 0;
s = splnet();
switch (cmd) {
case SIOCSIFADDR:
ifp->if_flags |= IFF_UP;
if (ifa->ifa_addr->sa_family == AF_INET)
arp_ifinit(&sc->sc_ac, ifa);
/* FALLTHROUGH */
case SIOCSIFFLAGS:
if (ifp->if_flags & IFF_UP) {
if ((ifp->if_flags & IFF_RUNNING) == 0)
vnet_init(ifp);
} else {
if (ifp->if_flags & IFF_RUNNING)
vnet_stop(ifp);
}
break;
case SIOCGIFMEDIA:
case SIOCSIFMEDIA:
error = ifmedia_ioctl(ifp, ifr, &sc->sc_media, cmd);
break;
case SIOCADDMULTI:
case SIOCDELMULTI:
/*
* XXX Removing all multicast addresses and adding
* most of them back, is somewhat retarded.
*/
vnet_setmulti(sc, 0);
error = ether_ioctl(ifp, &sc->sc_ac, cmd, data);
vnet_setmulti(sc, 1);
if (error == ENETRESET)
error = 0;
break;
default:
error = ether_ioctl(ifp, &sc->sc_ac, cmd, data);
}
splx(s);
return (error);
}
static int pdp_deactivate(struct pdp_arg *pdp_arg, int force)
{
struct pdp_info *dev = NULL;
down(&pdp_lock);
pdp_arg->id = pdp_arg->id + g_adjust;
DPRINTK(2, "ID is adjusted, new ID: %d\n", pdp_arg->id);
dev = pdp_get_dev(pdp_arg->id);
if (dev == NULL) {
pr_err("[MULTIPDP] not found id: %u\n", pdp_arg->id);
up(&pdp_lock);
return -EINVAL;
}
if (!force && dev->flags & DEV_FLAG_STICKY) {
pr_err("[MULTIPDP] sticky id: %u\n", pdp_arg->id);
up(&pdp_lock);
return -EACCES;
}
pdp_remove_dev(pdp_arg->id);
up(&pdp_lock);
if (dev->type == DEV_TYPE_NET) {
#ifdef NO_TTY_MUTEX_VNET
vnet_stop(dev->vn_dev.net);
down(&pdp_txlock);
pdp_net_activation_count--;
#endif
vnet_del_dev(dev->vn_dev.net);
#ifdef NO_TTY_MUTEX_VNET
up(&pdp_txlock);
#endif
} else if (dev->type == DEV_TYPE_SERIAL) {
vs_del_dev(dev);
}
vfree(dev);
return 0;
}
static int pdp_deactivate(pdp_arg_t *pdp_arg, int force)
{
struct pdp_info *dev = NULL;
DPRINTK(1, "id: %d\n", pdp_arg->id);
down(&pdp_lock);
if (pdp_arg->id == 1) {
DPRINTK(1, "Channel ID is 1, we will remove the network device (pdp) of channel ID: %d.\n",
pdp_arg->id + g_adjust);
}
else {
DPRINTK(1, "Channel ID: %d\n", pdp_arg->id);
}
pdp_arg->id = pdp_arg->id + g_adjust;
//pdp_arg->id += PDP_ID_ADJUST;
DPRINTK(1, "ID is adjusted, new ID: %d\n", pdp_arg->id);
dev = pdp_get_dev(pdp_arg->id);
if (dev == NULL) {
DPRINTK(1, "not found id: %u\n", pdp_arg->id);
up(&pdp_lock);
return -EINVAL;
}
if (!force && dev->flags & DEV_FLAG_STICKY) {
DPRINTK(1, "sticky id: %u\n", pdp_arg->id);
up(&pdp_lock);
return -EACCES;
}
pdp_remove_dev(pdp_arg->id);
up(&pdp_lock);
if (dev->type == DEV_TYPE_NET) {
#ifdef NO_TTY_MUTEX_VNET
//printk("<--- VNET Mutex lock : Before .. !!\n");
vnet_stop(dev->vn_dev.net);
down(&pdp_txlock);
pdp_net_activation_count--;
//printk("<--- VNET Mutex lock : After .. !!\n");
#endif
DPRINTK(1, "%s(id: %u) network device removed\n",
dev->vn_dev.net->name, dev->id);
vnet_del_dev(dev->vn_dev.net);
#ifdef NO_TTY_MUTEX_VNET
//printk("<--- VNET Mutex Unlock : Before .. !!\n");
up(&pdp_txlock);
//printk("<--- VNET Mutex Unlock : After .. !!\n");
#endif
} else if (dev->type == DEV_TYPE_SERIAL) {
struct tty_driver * tty_driver = get_tty_driver_by_id(dev);
DPRINTK(1, "%s(id: %u) serial device removed\n",
tty_driver->name, dev->id);
vs_del_dev(dev);
}
vfree(dev);
return 0;
}
