static int
pflog_modevent(module_t mod, int type, void *data)
{
int error = 0;
switch (type) {
case MOD_LOAD:
pflogattach(1);
PF_LOCK();
pflog_packet_ptr = pflog_packet;
PF_UNLOCK();
break;
case MOD_UNLOAD:
PF_LOCK();
pflog_packet_ptr = NULL;
PF_UNLOCK();
if_clone_detach(&pflog_cloner);
break;
default:
error = EINVAL;
break;
}
return error;
}
int
pflog_clone_destroy(struct ifnet *ifp)
#endif
{
struct pflog_softc *pflogif = ifp->if_softc;
int s;
s = splnet();
#ifdef __FreeBSD__
PF_LOCK();
#endif
pflogifs[pflogif->sc_unit] = NULL;
LIST_REMOVE(pflogif, sc_list);
#ifdef __FreeBSD__
PF_UNLOCK();
#endif
splx(s);
#if NBPFILTER > 0
bpfdetach(ifp);
#endif
if_detach(ifp);
#ifdef __FreeBSD__
if_free(ifp);
#endif
free(pflogif, M_DEVBUF);
#ifndef __FreeBSD__
return (0);
#endif
}
int
pflog_clone_create(struct if_clone *ifc, int unit)
#endif
{
struct ifnet *ifp;
struct pflog_softc *pflogif;
int s;
if (unit >= PFLOGIFS_MAX)
return (EINVAL);
if ((pflogif = malloc(sizeof(*pflogif),
M_DEVBUF, M_NOWAIT|M_ZERO)) == NULL)
return (ENOMEM);
pflogif->sc_unit = unit;
#ifdef __FreeBSD__
ifp = pflogif->sc_ifp = if_alloc(IFT_PFLOG);
if (ifp == NULL) {
free(pflogif, M_DEVBUF);
return (ENOSPC);
}
if_initname(ifp, ifc->ifc_name, unit);
#else
ifp = &pflogif->sc_if;
snprintf(ifp->if_xname, sizeof ifp->if_xname, "pflog%d", unit);
#endif
ifp->if_softc = pflogif;
ifp->if_mtu = PFLOGMTU;
ifp->if_ioctl = pflogioctl;
ifp->if_output = pflogoutput;
ifp->if_start = pflogstart;
#ifndef __FreeBSD__
ifp->if_type = IFT_PFLOG;
#endif
ifp->if_snd.ifq_maxlen = ifqmaxlen;
ifp->if_hdrlen = PFLOG_HDRLEN;
if_attach(ifp);
#ifndef __FreeBSD__
if_alloc_sadl(ifp);
#endif
#if NBPFILTER > 0
#ifdef __FreeBSD__
bpfattach(ifp, DLT_PFLOG, PFLOG_HDRLEN);
#else
bpfattach(&pflogif->sc_if.if_bpf, ifp, DLT_PFLOG, PFLOG_HDRLEN);
#endif
#endif
s = splnet();
#ifdef __FreeBSD__
/* XXX: Why pf(4) lock?! Better add a pflog lock?! */
PF_LOCK();
#endif
LIST_INSERT_HEAD(&pflogif_list, pflogif, sc_list);
pflogifs[unit] = ifp;
#ifdef __FreeBSD__
PF_UNLOCK();
#endif
splx(s);
return (0);
}
