diff options
Diffstat (limited to 'lib/table.c')
| -rw-r--r-- | lib/table.c | 18 |
1 files changed, 11 insertions, 7 deletions
diff --git a/lib/table.c b/lib/table.c index e40e6707..fcb7ecc0 100644 --- a/lib/table.c +++ b/lib/table.c @@ -258,16 +258,18 @@ struct route_node * route_node_lookup (struct route_table *table, struct prefix *p) { struct route_node *node; + u_char prefixlen = p->prefixlen; + const u_char *prefix = &p->u.prefix; node = table->top; - while (node && node->p.prefixlen <= p->prefixlen && + while (node && node->p.prefixlen <= prefixlen && prefix_match (&node->p, p)) { - if (node->p.prefixlen == p->prefixlen) + if (node->p.prefixlen == prefixlen) return node->info ? route_lock_node (node) : NULL; - node = node->link[prefix_bit(&p->u.prefix, node->p.prefixlen)]; + node = node->link[prefix_bit(prefix, node->p.prefixlen)]; } return NULL; @@ -280,17 +282,19 @@ route_node_get (struct route_table *table, struct prefix *p) struct route_node *new; struct route_node *node; struct route_node *match; + u_char prefixlen = p->prefixlen; + const u_char *prefix = &p->u.prefix; match = NULL; node = table->top; - while (node && node->p.prefixlen <= p->prefixlen && + while (node && node->p.prefixlen <= prefixlen && prefix_match (&node->p, p)) { - if (node->p.prefixlen == p->prefixlen) + if (node->p.prefixlen == prefixlen) return route_lock_node (node); - + match = node; - node = node->link[prefix_bit(&p->u.prefix, node->p.prefixlen)]; + node = node->link[prefix_bit(prefix, node->p.prefixlen)]; } if (node == NULL) |