diff options
| author |   Neale Ranns <nranns@cisco.com> | 2016-10-20 13:39:34 +0100 |
|---|---|---|
| committer |   Damjan Marion <dmarion.lists@gmail.com> | 2016-10-25 15:09:10 +0000 |
| commit | 948e00ff5eded0806fc7f54e8f3943aade2bd14a (patch) | |
| tree | 500ed052d71f7ae81d1f8c5a6449e70c0de0aa40 /vnet/vnet/fib/fib_table.c | |
| parent | dc5aac5c392c977d011233c374154cd83dcebf36 (diff) | |
Support IETF routing Yang models (VPP-503).
Add support for special routes to send ICMP unreachable or admin prohibited.
Change-Id: Ia1ac65b0e5e925c0f9ebc7824141833b4e18f05e
Signed-off-by: Neale Ranns <nranns@cisco.com>
Diffstat (limited to 'vnet/vnet/fib/fib_table.c')
| -rw-r--r-- | vnet/vnet/fib/fib_table.c | 60 |
1 files changed, 43 insertions, 17 deletions
diff --git a/vnet/vnet/fib/fib_table.c b/vnet/vnet/fib/fib_table.c index d293d8152af..54bc8081993 100644 --- a/vnet/vnet/fib/fib_table.c +++ b/vnet/vnet/fib/fib_table.c @@ -324,6 +324,48 @@ fib_table_entry_special_dpo_add (u32 fib_index, } fib_node_index_t +fib_table_entry_special_dpo_update (u32 fib_index, + const fib_prefix_t *prefix, + fib_source_t source, + fib_entry_flag_t flags, + const dpo_id_t *dpo) +{ + fib_node_index_t fib_entry_index; + fib_table_t *fib_table; + + fib_table = fib_table_get(fib_index, prefix->fp_proto); + fib_entry_index = fib_table_lookup_exact_match_i(fib_table, prefix); + + if (FIB_NODE_INDEX_INVALID == fib_entry_index) + { + fib_entry_index = fib_entry_create_special(fib_index, prefix, + source, flags, + dpo); + + fib_table_entry_insert(fib_table, prefix, fib_entry_index); + fib_table->ft_src_route_counts[source]++; + } + else + { + int was_sourced; + + was_sourced = fib_entry_is_sourced(fib_entry_index, source); + + if (was_sourced) + fib_entry_special_update(fib_entry_index, source, flags, dpo); + else + fib_entry_special_add(fib_entry_index, source, flags, dpo); + + if (was_sourced != fib_entry_is_sourced(fib_entry_index, source)) + { + fib_table->ft_src_route_counts[source]++; + } + } + + return (fib_entry_index); +} + +fib_node_index_t fib_table_entry_special_add (u32 fib_index, const fib_prefix_t *prefix, fib_source_t source, @@ -331,7 +373,7 @@ fib_table_entry_special_add (u32 fib_index, adj_index_t adj_index) { fib_node_index_t fib_entry_index; - dpo_id_t tmp_dpo = DPO_NULL; + dpo_id_t tmp_dpo = DPO_INVALID; if (ADJ_INDEX_INVALID != adj_index) { @@ -354,22 +396,6 @@ fib_table_entry_special_add (u32 fib_index, } void -fib_table_entry_special_dpo_update (fib_node_index_t fib_entry_index, - fib_source_t source, - fib_entry_flag_t flags, - const dpo_id_t *dpo) -{ - fib_prefix_t prefix; - u32 fib_index; - - fib_entry_get_prefix(fib_entry_index, &prefix); - fib_index = fib_entry_get_fib_index(fib_entry_index); - - fib_table_entry_special_dpo_add(fib_index, &prefix, source, flags, dpo); - fib_table_entry_special_remove(fib_index, &prefix, source); -} - -void fib_table_entry_special_remove (u32 fib_index, const fib_prefix_t *prefix, fib_source_t source) |