while (n_left_from > 0 && n_left_to_next > 0)
{
const bier_hdr_t *hdr0;
+ bier_hdr_src_id_t src0;
vlib_buffer_t * b0;
u32 bdei0, bdti0;
u32 next0, bi0;
/*
* lookup - source is in network order.
*/
- bdei0 = bier_disp_table_lookup(bdti0, bier_hdr_get_src_id(hdr0));
+ src0 = bier_hdr_get_src_id(hdr0);
+ next0 = BIER_DISP_LOOKUP_NEXT_DISPATCH;
+
+ bdei0 = bier_disp_table_lookup(bdti0, src0);
if (PREDICT_FALSE(INDEX_INVALID == bdei0))
{
- next0 = BIER_DISP_LOOKUP_NEXT_DROP;
- }
- else
- {
- next0 = BIER_DISP_LOOKUP_NEXT_DISPATCH;
+ /*
+ * if a specific match misses, try the default
+ */
+ bdei0 = bier_disp_table_lookup(bdti0, 0);
+
+ if (PREDICT_FALSE(INDEX_INVALID == bdei0))
+ {
+ next0 = BIER_DISP_LOOKUP_NEXT_DROP;
+ }
}
vnet_buffer(b0)->ip.adj_index[VLIB_TX] = bdei0;
return (s);
}
-static uword
-bier_disp_lookup (vlib_main_t * vm,
+VLIB_NODE_FN (bier_disp_lookup_node) (vlib_main_t * vm,
vlib_node_runtime_t * node,
vlib_frame_t * frame)
{
}
VLIB_REGISTER_NODE (bier_disp_lookup_node) = {
- .function = bier_disp_lookup,
.name = "bier-disp-lookup",
.vector_size = sizeof (u32),
[BIER_DISP_LOOKUP_NEXT_DISPATCH] = "bier-disp-dispatch",
}
};
-VLIB_NODE_FUNCTION_MULTIARCH (bier_disp_lookup_node, bier_disp_lookup)