DEFINE_MTYPE_STATIC(BGPD, MARTIAN_STRING, "BGP Martian Address Intf String");
-static void bgp_ipv6_address_add(struct bgp *bgp, struct connected *ifc,
- struct prefix *p);
-static void bgp_ipv6_address_del(struct bgp *bgp, struct connected *ifc,
- struct prefix *p);
-
char *bnc_str(struct bgp_nexthop_cache *bnc, char *buf, int size)
{
prefix2str(&(bnc->node->p), buf, size);
if (IN6_IS_ADDR_LINKLOCAL(&p.u.prefix6))
return;
- bgp_ipv6_address_add(bgp, ifc, addr);
-
rn = bgp_node_get(bgp->connected_table[AFI_IP6],
(struct prefix *)&p);
if (IN6_IS_ADDR_LINKLOCAL(&p.u.prefix6))
return;
- bgp_ipv6_address_del(bgp, ifc, addr);
-
rn = bgp_node_lookup(bgp->connected_table[AFI_IP6],
(struct prefix *)&p);
}
bgp->import_check_table[afi] = NULL;
}
}
-
-static void *bgp_ipv6_address_hash_alloc(void *p)
-{
- const struct in6_addr *v6addr = (const struct in6_addr *)p;
- struct bgp_addrv6 *addr;
-
- addr = XMALLOC(MTYPE_BGP_ADDR, sizeof(struct bgp_addrv6));
- addr->addrv6 = *v6addr;
-
- addr->ifp_name_list = list_new();
- addr->ifp_name_list->del = bgp_address_hash_string_del;
-
- return addr;
-}
-
-static void bgp_ipv6_address_hash_free(void *data)
-{
- struct bgp_addrv6 *v6addr = data;
-
- list_delete(&v6addr->ifp_name_list);
- XFREE(MTYPE_BGP_ADDR, v6addr);
-}
-
-static unsigned int bgp_ipv6_address_hash_key_make(void *p)
-{
- const struct bgp_addrv6 *v6 = p;
-
- return __ipv6_addr_jhash(&v6->addrv6, 0);
-}
-
-static bool bgp_ipv6_address_hash_cmp(const void *p1,
- const void *p2)
-{
- const struct bgp_addrv6 *addr1 = p1;
- const struct bgp_addrv6 *addr2 = p2;
-
- return(!memcmp(&addr1->addrv6, &addr2->addrv6,
- sizeof(struct in6_addr)));
-}
-
-void bgp_ipv6_address_init(struct bgp *bgp)
-{
- bgp->ipv6_address_hash = hash_create(bgp_ipv6_address_hash_key_make,
- bgp_ipv6_address_hash_cmp,
- "BGP IPV6 Address Hash");
-}
-
-void bgp_ipv6_address_destroy(struct bgp *bgp)
-{
- if (bgp->ipv6_address_hash == NULL)
- return;
- hash_clean(bgp->ipv6_address_hash,
- bgp_ipv6_address_hash_free);
-
- hash_free(bgp->ipv6_address_hash);
- bgp->ipv6_address_hash = NULL;
-}
-
-static void bgp_ipv6_address_add(struct bgp *bgp, struct connected *ifc,
- struct prefix *p)
-{
- struct bgp_addrv6 tmp = {0};
- struct bgp_addrv6 *addr = NULL;
- struct listnode *node = NULL;
- char *name = 0;
-
- tmp.addrv6 = p->u.prefix6;
-
- addr = hash_get(bgp->ipv6_address_hash, &tmp,
- bgp_ipv6_address_hash_alloc);
- if (!addr)
- return;
-
- for (ALL_LIST_ELEMENTS_RO(addr->ifp_name_list, node, name)) {
- if (strcmp(ifc->ifp->name, name) == 0)
- break;
- }
-
- if (!node) {
- name = XSTRDUP(MTYPE_MARTIAN_STRING, ifc->ifp->name);
- listnode_add(addr->ifp_name_list, name);
- }
-}
-
-
-static void bgp_ipv6_address_del(struct bgp *bgp, struct connected *ifc,
- struct prefix *p)
-{
- struct bgp_addrv6 tmp;
- struct bgp_addrv6 *addr;
- struct listnode *node;
- char *name;
-
-
- tmp.addrv6 = p->u.prefix6;
-
- addr = hash_lookup(bgp->ipv6_address_hash, &tmp);
- /* may have been deleted earlier by bgp_interface_down() */
- if (addr == NULL)
- return;
-
- for (ALL_LIST_ELEMENTS_RO(addr->ifp_name_list, node, name)) {
- if (strcmp(ifc->ifp->name, name) == 0)
- break;
- }
-
- if (node) {
- list_delete_node(addr->ifp_name_list, node);
- XFREE(MTYPE_MARTIAN_STRING, name);
- }
-
- if (addr->ifp_name_list->count == 0) {
- hash_release(bgp->ipv6_address_hash, addr);
- list_delete(&addr->ifp_name_list);
- XFREE(MTYPE_BGP_ADDR, addr);
- }
-}
-int bgp_nexthop_self_ipv6(struct bgp *bgp, struct in6_addr *addr)
-{
- struct bgp_addrv6 tmp;
-
- tmp.addrv6 = *addr;
- return (!!hash_lookup(bgp->ipv6_address_hash, &tmp));
-}