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Diffstat (limited to 'nest/neighbor.c')
-rw-r--r--nest/neighbor.c19
1 files changed, 10 insertions, 9 deletions
diff --git a/nest/neighbor.c b/nest/neighbor.c
index 1685d67e..69f09423 100644
--- a/nest/neighbor.c
+++ b/nest/neighbor.c
@@ -45,6 +45,7 @@
#include "lib/resource.h"
#define NEIGH_HASH_SIZE 256
+#define NEIGH_HASH_OFFSET 24
static slab *neigh_slab;
static list sticky_neigh_list, neigh_hash_table[NEIGH_HASH_SIZE];
@@ -52,7 +53,7 @@ static list sticky_neigh_list, neigh_hash_table[NEIGH_HASH_SIZE];
static inline uint
neigh_hash(struct proto *p, ip_addr *a)
{
- return (p->hash_key ^ ipa_hash(*a)) & (NEIGH_HASH_SIZE-1);
+ return (p->hash_key ^ ipa_hash(*a)) >> NEIGH_HASH_OFFSET;
}
static int
@@ -79,17 +80,17 @@ if_connected(ip_addr *a, struct iface *i, struct ifa **ap)
}
else
{
- if (ipa_in_net(*a, b->prefix, b->pxlen))
+ if (ipa_in_netX(*a, &b->prefix))
{
-#ifndef IPV6
- if ((b->pxlen < (BITS_PER_IP_ADDRESS - 1)) &&
- (ipa_equal(*a, b->prefix) || /* Network address */
+ /* Do not allow IPv4 network and broadcast addresses */
+ if (ipa_is_ip4(*a) &&
+ (net_pxlen(&b->prefix) < (IP4_MAX_PREFIX_LENGTH - 1)) &&
+ (ipa_equal(*a, net_prefix(&b->prefix)) || /* Network address */
ipa_equal(*a, b->brd))) /* Broadcast */
{
*ap = NULL;
return -1;
}
-#endif
return b->scope;
}
@@ -238,7 +239,7 @@ neigh_up(neighbor *n, struct iface *i, int scope, struct ifa *a)
rem_node(&n->n);
add_tail(&neigh_hash_table[neigh_hash(n->proto, &n->addr)], &n->n);
DBG("Waking up sticky neighbor %I\n", n->addr);
- if (n->proto->neigh_notify && n->proto->core_state != FS_FLUSHING)
+ if (n->proto->neigh_notify && (n->proto->proto_state != PS_STOP))
n->proto->neigh_notify(n);
}
@@ -251,7 +252,7 @@ neigh_down(neighbor *n)
n->iface = NULL;
n->ifa = NULL;
n->scope = -1;
- if (n->proto->neigh_notify && n->proto->core_state != FS_FLUSHING)
+ if (n->proto->neigh_notify && (n->proto->proto_state != PS_STOP))
n->proto->neigh_notify(n);
rem_node(&n->n);
if (n->flags & NEF_STICKY)
@@ -332,7 +333,7 @@ neigh_if_link(struct iface *i)
WALK_LIST_DELSAFE(x, y, i->neighbors)
{
neighbor *n = SKIP_BACK(neighbor, if_n, x);
- if (n->proto->neigh_notify && n->proto->core_state != FS_FLUSHING)
+ if (n->proto->neigh_notify && (n->proto->proto_state != PS_STOP))
n->proto->neigh_notify(n);
}
}