From 6b70c213ee0b53ab9cbd4a9a3768b2d64f63109d Mon Sep 17 00:00:00 2001 From: Pierre Pfister Date: Fri, 13 May 2016 07:47:06 +0100 Subject: VPP-68: L2 Rewrite: Support for chained classify tables The classifying capabilities are pretty limited if only a single table can be used. This patch adds support for chained classify tables to L2 Rewrite feature. Change-Id: Ib678fe2028f17b441adb75d85bf3e31185e42c59 Signed-off-by: Pierre Pfister --- vnet/vnet/l2/l2_rw.c | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) diff --git a/vnet/vnet/l2/l2_rw.c b/vnet/vnet/l2/l2_rw.c index 8c62b888fe7..93580c24457 100644 --- a/vnet/vnet/l2/l2_rw.c +++ b/vnet/vnet/l2/l2_rw.c @@ -197,6 +197,18 @@ l2_rw_node_fn(vlib_main_t * vm, e0 = vnet_classify_find_entry(t0, (u8 *) h0, hash0, now); e1 = vnet_classify_find_entry(t1, (u8 *) h1, hash1, now); + while (!e0 && (t0->next_table_index != ~0)) { + t0 = pool_elt_at_index(vcm->tables, t0->next_table_index); + hash0 = vnet_classify_hash_packet(t0, (u8 *)h0); + e0 = vnet_classify_find_entry(t0, (u8 *) h0, hash0, now); + } + + while (!e1 && (t1->next_table_index != ~0)) { + t1 = pool_elt_at_index(vcm->tables, t1->next_table_index); + hash1 = vnet_classify_hash_packet(t1, (u8 *)h1); + e1 = vnet_classify_find_entry(t1, (u8 *) h1, hash1, now); + } + rwe_index0 = e0?e0->opaque_index:config0->miss_index; rwe_index1 = e1?e1->opaque_index:config1->miss_index; @@ -268,6 +280,12 @@ l2_rw_node_fn(vlib_main_t * vm, hash0 = vnet_classify_hash_packet(t0, (u8 *)h0); e0 = vnet_classify_find_entry(t0, (u8 *) h0, hash0, now); + while (!e0 && (t0->next_table_index != ~0)) { + t0 = pool_elt_at_index(vcm->tables, t0->next_table_index); + hash0 = vnet_classify_hash_packet(t0, (u8 *)h0); + e0 = vnet_classify_find_entry(t0, (u8 *) h0, hash0, now); + } + rwe_index0 = e0?e0->opaque_index:config0->miss_index; if (rwe_index0 != ~0) { -- cgit 1.2.3-korg