Function pf_clear_srcnodes

freebsd/netpfil/pf/pf_ioctl.c:4326–4362

}

static void
pf_clear_srcnodes(struct pf_ksrc_node *n)
{
	struct pf_state *s;
	int i;

	for (i = 0; i <= pf_hashmask; i++) {
		struct pf_idhash *ih = &V_pf_idhash[i];

		PF_HASHROW_LOCK(ih);
		LIST_FOREACH(s, &ih->states, entry) {
			if (n == NULL || n == s->src_node)
				s->src_node = NULL;
			if (n == NULL || n == s->nat_src_node)
				s->nat_src_node = NULL;
		}
		PF_HASHROW_UNLOCK(ih);
	}

	if (n == NULL) {
		struct pf_srchash *sh;

		for (i = 0, sh = V_pf_srchash; i <= pf_srchashmask;
		    i++, sh++) {
			PF_HASHROW_LOCK(sh);
			LIST_FOREACH(n, &sh->nodes, entry) {
				n->expire = 1;
				n->states = 0;
			}
			PF_HASHROW_UNLOCK(sh);
		}
	} else {
		/* XXX: hash slot should already be locked here. */
		n->expire = 1;
		n->states = 0;
	}
}

static void
pf_kill_srcnodes(struct pfioc_src_node_kill *psnk)