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authorNeale Ranns <neale@graphiant.com>2021-08-10 12:35:57 +0000
committerOle Tr�an <otroan@employees.org>2021-08-10 14:45:51 +0000
commit31a4aa7b354dcef292c0ddaf8fbae915938a5d23 (patch)
tree93b278b520728f0821837297e1b80f0806418546 /src/plugins/adl/ip4_allowlist.c
parent625a1f1824e4b21e8343e1dc50c4f5400080d0ed (diff)
ip: Use the IP4 lookup functions
Type: refactor as opposed to wrtiing out the mtrie steps one by one each time. Signed-off-by: Neale Ranns <neale@graphiant.com> Change-Id: I1248861350f9189f9a67ac6e68940813af279e03
Diffstat (limited to 'src/plugins/adl/ip4_allowlist.c')
-rw-r--r--src/plugins/adl/ip4_allowlist.c75
1 files changed, 23 insertions, 52 deletions
diff --git a/src/plugins/adl/ip4_allowlist.c b/src/plugins/adl/ip4_allowlist.c
index 316e2cb558b..4c755725ea7 100644
--- a/src/plugins/adl/ip4_allowlist.c
+++ b/src/plugins/adl/ip4_allowlist.c
@@ -82,21 +82,19 @@ VLIB_NODE_FN (ip4_adl_allowlist_node) (vlib_main_t * vm,
ip4_header_t * ip0, * ip1;
adl_config_main_t * ccm0, * ccm1;
adl_config_data_t * c0, * c1;
- ip4_fib_mtrie_t * mtrie0, * mtrie1;
- ip4_fib_mtrie_leaf_t leaf0, leaf1;
- u32 lb_index0, lb_index1;
- const load_balance_t * lb0, *lb1;
- const dpo_id_t *dpo0, *dpo1;
+ u32 lb_index0, lb_index1;
+ const load_balance_t *lb0, *lb1;
+ const dpo_id_t *dpo0, *dpo1;
- /* Prefetch next iteration. */
- {
- vlib_buffer_t * p2, * p3;
+ /* Prefetch next iteration. */
+ {
+ vlib_buffer_t *p2, *p3;
- p2 = vlib_get_buffer (vm, from[2]);
- p3 = vlib_get_buffer (vm, from[3]);
+ p2 = vlib_get_buffer (vm, from[2]);
+ p3 = vlib_get_buffer (vm, from[3]);
- vlib_prefetch_buffer_header (p2, LOAD);
- vlib_prefetch_buffer_header (p3, LOAD);
+ vlib_prefetch_buffer_header (p2, LOAD);
+ vlib_prefetch_buffer_header (p3, LOAD);
clib_prefetch_store (p2->data);
clib_prefetch_store (p3->data);
@@ -121,17 +119,8 @@ VLIB_NODE_FN (ip4_adl_allowlist_node) (vlib_main_t * vm,
&ccm0->config_main, &adl_buffer (b0)->adl.current_config_index,
&next0, sizeof (c0[0]));
- mtrie0 = &ip4_fib_get (c0->fib_index)->mtrie;
-
- leaf0 = ip4_fib_mtrie_lookup_step_one (mtrie0, &ip0->src_address);
-
- leaf0 = ip4_fib_mtrie_lookup_step (mtrie0, leaf0,
- &ip0->src_address, 2);
-
- leaf0 = ip4_fib_mtrie_lookup_step (mtrie0, leaf0,
- &ip0->src_address, 3);
-
- lb_index0 = ip4_fib_mtrie_leaf_get_adj_index (leaf0);
+ lb_index0 =
+ ip4_fib_forwarding_lookup (c0->fib_index, &ip0->src_address);
ASSERT (lb_index0
== ip4_fib_table_lookup_lb (ip4_fib_get(c0->fib_index),
@@ -158,17 +147,10 @@ VLIB_NODE_FN (ip4_adl_allowlist_node) (vlib_main_t * vm,
&adl_buffer (b1)->adl.current_config_index,
&next1,
sizeof (c1[0]));
- mtrie1 = &ip4_fib_get (c1->fib_index)->mtrie;
-
- leaf1 = ip4_fib_mtrie_lookup_step_one (mtrie1, &ip1->src_address);
-
- leaf1 = ip4_fib_mtrie_lookup_step (mtrie1, leaf1,
- &ip1->src_address, 2);
- leaf1 = ip4_fib_mtrie_lookup_step (mtrie1, leaf1,
- &ip1->src_address, 3);
+ lb_index1 =
+ ip4_fib_forwarding_lookup (c1->fib_index, &ip1->src_address);
- lb_index1 = ip4_fib_mtrie_leaf_get_adj_index (leaf1);
ASSERT (lb_index1
== ip4_fib_table_lookup_lb (ip4_fib_get(c1->fib_index),
&ip1->src_address));
@@ -226,13 +208,11 @@ VLIB_NODE_FN (ip4_adl_allowlist_node) (vlib_main_t * vm,
ip4_header_t * ip0;
adl_config_main_t *ccm0;
adl_config_data_t *c0;
- ip4_fib_mtrie_t * mtrie0;
- ip4_fib_mtrie_leaf_t leaf0;
- u32 lb_index0;
- const load_balance_t * lb0;
- const dpo_id_t *dpo0;
+ u32 lb_index0;
+ const load_balance_t *lb0;
+ const dpo_id_t *dpo0;
- /* speculatively enqueue b0 to the current next frame */
+ /* speculatively enqueue b0 to the current next frame */
bi0 = from[0];
to_next[0] = bi0;
from += 1;
@@ -253,21 +233,12 @@ VLIB_NODE_FN (ip4_adl_allowlist_node) (vlib_main_t * vm,
&next0,
sizeof (c0[0]));
- mtrie0 = &ip4_fib_get (c0->fib_index)->mtrie;
+ lb_index0 =
+ ip4_fib_forwarding_lookup (c0->fib_index, &ip0->src_address);
- leaf0 = ip4_fib_mtrie_lookup_step_one (mtrie0, &ip0->src_address);
-
- leaf0 = ip4_fib_mtrie_lookup_step (mtrie0, leaf0,
- &ip0->src_address, 2);
-
- leaf0 = ip4_fib_mtrie_lookup_step (mtrie0, leaf0,
- &ip0->src_address, 3);
-
- lb_index0 = ip4_fib_mtrie_leaf_get_adj_index (leaf0);
-
- ASSERT (lb_index0
- == ip4_fib_table_lookup_lb (ip4_fib_get(c0->fib_index),
- &ip0->src_address));
+ ASSERT (lb_index0 ==
+ ip4_fib_table_lookup_lb (ip4_fib_get (c0->fib_index),
+ &ip0->src_address));
lb0 = load_balance_get (lb_index0);
dpo0 = load_balance_get_bucket_i(lb0, 0);