bsd/net/pf_if.c

146 	struct pfi_kif		*kif;
151 	if ((kif = RB_FIND(pfi_ifhead, &pfi_ifs,
153 		return (kif);
156 	if ((kif = _MALLOC(sizeof (*kif), PFI_MTYPE, M_WAITOK|M_ZERO)) == NULL)
159 	strlcpy(kif->pfik_name, kif_name, sizeof (kif->pfik_name));
160 	kif->pfik_tzero = pf_calendar_time_second();
161 	TAILQ_INIT(&kif->pfik_dynaddrs);
163 	RB_INSERT(pfi_ifhead, &pfi_ifs, kif);
164 	return (kif);
168 pfi_kif_ref(struct pfi_kif *kif, enum pfi_kif_refs what)
172 		kif->pfik_rules++;
175 		kif->pfik_states++;
183 pfi_kif_unref(struct pfi_kif *kif, enum pfi_kif_refs what)
185 	if (kif == NULL)
192 		if (kif->pfik_rules <= 0) {
196 		kif->pfik_rules--;
199 		if (kif->pfik_states <= 0) {
203 		kif->pfik_states--;
209 	if (kif->pfik_ifp != NULL || kif == pfi_all)
212 	if (kif->pfik_rules || kif->pfik_states)
215 	RB_REMOVE(pfi_ifhead, &pfi_ifs, kif);
216 	_FREE(kif, PFI_MTYPE);
232 	struct pfi_kif *kif;
237 	if ((kif = pfi_kif_get(if_name(ifp))) == NULL)
241 	kif->pfik_ifp = ifp;
242 	ifp->if_pf_kif = kif;
245 	pfi_kif_update(kif);
254 	struct pfi_kif		*kif;
258 	if ((kif = (struct pfi_kif *)ifp->if_pf_kif) == NULL)
262 	pfi_kif_update(kif);
265 	kif->pfik_ifp = NULL;
269 	pfi_kif_unref(kif, PFI_KIF_REF_NONE);
379 pfi_kif_update(struct pfi_kif *kif)
386 	TAILQ_FOREACH(p, &kif->pfik_dynaddrs, entry)
393 	struct pfi_kif		*kif;
399 	kif = dyn->pfid_kif;
404 		pfi_table_update(kt, kif, dyn->pfid_net, dyn->pfid_iflags);
411 pfi_table_update(struct pfr_ktable *kt, struct pfi_kif *kif, int net, int flags)
417 	if (kif->pfik_ifp != NULL)
418 		pfi_instance_add(kif->pfik_ifp, net, flags);
579 	struct pfi_kif		*kif = (struct pfi_kif *)v;
584 	pfi_kif_update(kif);