60 #define	CHAIN_TO_II(ch)		((struct namedobj_instance *)ch->ifcfg)  argument
64 static void handle_ifdetach(struct ip_fw_chain *ch, struct ipfw_iface *iif,
66 static void handle_ifattach(struct ip_fw_chain *ch, struct ipfw_iface *iif,
68 static int list_ifaces(struct ip_fw_chain *ch, ip_fw3_opheader *op3,
94 	struct ip_fw_chain *ch;  in ipfw_kifhandler()  local
102 	ch = &V_layer3_chain;  in ipfw_kifhandler()
105 	IPFW_UH_WLOCK(ch);  in ipfw_kifhandler()
106 	ii = CHAIN_TO_II(ch);  in ipfw_kifhandler()
108 		IPFW_UH_WUNLOCK(ch);  in ipfw_kifhandler()
115 			handle_ifattach(ch, iif, ifp->if_index);  in ipfw_kifhandler()
117 			handle_ifdetach(ch, iif, ifp->if_index);  in ipfw_kifhandler()
119 	IPFW_UH_WUNLOCK(ch);  in ipfw_kifhandler()
230 vnet_ipfw_iface_init(struct ip_fw_chain *ch)  in vnet_ipfw_iface_init()  argument
235 	IPFW_UH_WLOCK(ch);  in vnet_ipfw_iface_init()
236 	if (ch->ifcfg == NULL) {  in vnet_ipfw_iface_init()
237 		ch->ifcfg = ii;  in vnet_ipfw_iface_init()
240 	IPFW_UH_WUNLOCK(ch);  in vnet_ipfw_iface_init()
266 vnet_ipfw_iface_destroy(struct ip_fw_chain *ch)  in vnet_ipfw_iface_destroy()  argument
270 	IPFW_UH_WLOCK(ch);  in vnet_ipfw_iface_destroy()
271 	ii = CHAIN_TO_II(ch);  in vnet_ipfw_iface_destroy()
272 	ch->ifcfg = NULL;  in vnet_ipfw_iface_destroy()
273 	IPFW_UH_WUNLOCK(ch);  in vnet_ipfw_iface_destroy()
276 		ipfw_objhash_foreach(ii, destroy_iface, ch);  in vnet_ipfw_iface_destroy()
291 ipfw_iface_ref(struct ip_fw_chain *ch, char *name,  in ipfw_iface_ref()  argument
300 	IPFW_UH_WLOCK(ch);  in ipfw_iface_ref()
302 	ii = CHAIN_TO_II(ch);  in ipfw_iface_ref()
308 		IPFW_UH_WUNLOCK(ch);  in ipfw_iface_ref()
309 		vnet_ipfw_iface_init(ch);  in ipfw_iface_ref()
310 		IPFW_UH_WLOCK(ch);  in ipfw_iface_ref()
311 		ii = CHAIN_TO_II(ch);  in ipfw_iface_ref()
319 		IPFW_UH_WUNLOCK(ch);  in ipfw_iface_ref()
323 	IPFW_UH_WUNLOCK(ch);  in ipfw_iface_ref()
338 	IPFW_UH_WLOCK(ch);  in ipfw_iface_ref()
345 		IPFW_UH_WUNLOCK(ch);  in ipfw_iface_ref()
357 	IPFW_UH_WUNLOCK(ch);  in ipfw_iface_ref()
368 ipfw_iface_add_notify(struct ip_fw_chain *ch, struct ipfw_ifc *ic)  in ipfw_iface_add_notify()  argument
372 	IPFW_UH_WLOCK_ASSERT(ch);  in ipfw_iface_add_notify()
373 	IPFW_WLOCK_ASSERT(ch);  in ipfw_iface_add_notify()
379 		ic->cb(ch, ic->cbdata, iif->ifindex);  in ipfw_iface_add_notify()
387 ipfw_iface_del_notify(struct ip_fw_chain *ch, struct ipfw_ifc *ic)  in ipfw_iface_del_notify()  argument
391 	IPFW_UH_WLOCK_ASSERT(ch);  in ipfw_iface_del_notify()
402 ipfw_iface_unref(struct ip_fw_chain *ch, struct ipfw_ifc *ic)  in ipfw_iface_unref()  argument
406 	IPFW_UH_WLOCK_ASSERT(ch);  in ipfw_iface_unref()
419 handle_ifattach(struct ip_fw_chain *ch, struct ipfw_iface *iif,  in handle_ifattach()  argument
424 	IPFW_UH_WLOCK_ASSERT(ch);  in handle_ifattach()
430 	IPFW_WLOCK(ch);  in handle_ifattach()
432 		ic->cb(ch, ic->cbdata, iif->ifindex);  in handle_ifattach()
433 	IPFW_WUNLOCK(ch);  in handle_ifattach()
440 handle_ifdetach(struct ip_fw_chain *ch, struct ipfw_iface *iif,  in handle_ifdetach()  argument
445 	IPFW_UH_WLOCK_ASSERT(ch);  in handle_ifdetach()
447 	IPFW_WLOCK(ch);  in handle_ifdetach()
449 		ic->cb(ch, ic->cbdata, 0);  in handle_ifdetach()
450 	IPFW_WUNLOCK(ch);  in handle_ifdetach()
458 	struct ip_fw_chain *ch;  member
495 list_ifaces(struct ip_fw_chain *ch, ip_fw3_opheader *op3,  in list_ifaces()  argument
509 	IPFW_UH_RLOCK(ch);  in list_ifaces()
510 	ii = CHAIN_TO_II(ch);  in list_ifaces()
523 		IPFW_UH_RUNLOCK(ch);  in list_ifaces()
528 	da.ch = ch;  in list_ifaces()
533 	IPFW_UH_RUNLOCK(ch);  in list_ifaces()