typedef void netlink_deliver_fn(void *st, struct buffer_if *buf);
/* site code can tell netlink when outgoing packets will be dropped,
so netlink can generate appropriate ICMP and make routing decisions */
-#define LINK_QUALITY_DOWN 0 /* No chance of a packet being delivered */
-#define LINK_QUALITY_DOWN_STALE_ADDRESS 1 /* Link down, old address information */
-#define LINK_QUALITY_DOWN_CURRENT_ADDRESS 2 /* Link down, current address information */
-#define LINK_QUALITY_UP 3 /* Link active */
+#define LINK_QUALITY_UNUSED 0 /* This link is unused, do not make this netlink */
+#define LINK_QUALITY_DOWN 1 /* No chance of a packet being delivered right away*/
+#define LINK_QUALITY_DOWN_STALE_ADDRESS 2 /* Link down, old address information */
+#define LINK_QUALITY_DOWN_CURRENT_ADDRESS 3 /* Link down, current address information */
+#define LINK_QUALITY_UP 4 /* Link active */
#define MAXIMUM_LINK_QUALITY 3
typedef void netlink_link_quality_fn(void *st, uint32_t quality);
typedef void netlink_register_fn(void *st, netlink_deliver_fn *deliver,
allnets=ipset_new();
for (r=st->slip.nl.clients; r; r=r->next) {
- struct ipset *nan;
- r->kup=True;
- nan=ipset_union(allnets,r->networks);
- ipset_free(allnets);
- allnets=nan;
+ if (r->link_quality > LINK_QUALITY_UNUSED) {
+ struct ipset *nan;
+ r->kup=True;
+ nan=ipset_union(allnets,r->networks);
+ ipset_free(allnets);
+ allnets=nan;
+ }
}
snets=ipset_to_subnet_list(allnets);
ipset_free(allnets);