diff options
Diffstat (limited to 'src/vnet/fib/ip6_fib.h')
| -rw-r--r-- | src/vnet/fib/ip6_fib.h | 24 |
1 files changed, 23 insertions, 1 deletions
diff --git a/src/vnet/fib/ip6_fib.h b/src/vnet/fib/ip6_fib.h index 78da3746f17..e460e2ffd09 100644 --- a/src/vnet/fib/ip6_fib.h +++ b/src/vnet/fib/ip6_fib.h @@ -20,6 +20,7 @@ #include <vnet/ip/format.h> #include <vnet/fib/fib_entry.h> #include <vnet/fib/fib_table.h> +#include <vnet/fib/fib_urpf_list.h> #include <vnet/ip/lookup.h> #include <vnet/dpo/load_balance.h> @@ -67,7 +68,28 @@ extern void ip6_fib_table_walk(u32 fib_index, void *ctx); /** - * @biref return the DPO that the LB stacks on. + * @brief returns number of links on which src is reachable. + */ +always_inline int +ip6_urpf_loose_check (ip6_main_t * im, + vlib_buffer_t * b, + ip6_header_t * i) +{ + const load_balance_t *lb0; + index_t lbi; + + lbi = ip6_fib_table_fwding_lookup_with_if_index( + im, + vnet_buffer (b)->sw_if_index[VLIB_RX], + &i->src_address); + + lb0 = load_balance_get(lbi); + + return (fib_urpf_check_size (lb0->lb_urpf)); +} + +/** + * @brief return the DPO that the LB stacks on. */ always_inline u32 ip6_src_lookup_for_packet (ip6_main_t * im, |