diff options
Diffstat (limited to 'src/plugins/nat/nat44-ed/nat44_ed_classify.c')
| -rw-r--r-- | src/plugins/nat/nat44-ed/nat44_ed_classify.c | 42 |
1 files changed, 16 insertions, 26 deletions
diff --git a/src/plugins/nat/nat44-ed/nat44_ed_classify.c b/src/plugins/nat/nat44-ed/nat44_ed_classify.c index 5a9f4e42657..229cf3669e6 100644 --- a/src/plugins/nat/nat44-ed/nat44_ed_classify.c +++ b/src/plugins/nat/nat44-ed/nat44_ed_classify.c @@ -98,7 +98,6 @@ nat44_handoff_classify_node_fn_inline (vlib_main_t * vm, u32 next0 = NAT_NEXT_IN2OUT_CLASSIFY; ip4_header_t *ip0; snat_address_t *ap; - clib_bihash_kv_8_8_t kv0, value0; /* speculatively enqueue b0 to the current next frame */ bi0 = from[0]; @@ -122,23 +121,19 @@ nat44_handoff_classify_node_fn_inline (vlib_main_t * vm, if (PREDICT_FALSE (pool_elts (sm->static_mappings))) { - init_nat_k (&kv0, ip0->dst_address, 0, 0, 0); /* try to classify the fragment based on IP header alone */ - if (!clib_bihash_search_8_8 (&sm->static_mapping_by_external, - &kv0, &value0)) + m = nat44_ed_sm_o2i_lookup (sm, ip0->dst_address, 0, 0, 0); + if (m) { - m = pool_elt_at_index (sm->static_mappings, value0.value); if (m->local_addr.as_u32 != m->external_addr.as_u32) next0 = NAT_NEXT_OUT2IN_CLASSIFY; goto enqueue0; } - init_nat_k (&kv0, ip0->dst_address, - vnet_buffer (b0)->ip.reass.l4_dst_port, 0, - ip_proto_to_nat_proto (ip0->protocol)); - if (!clib_bihash_search_8_8 - (&sm->static_mapping_by_external, &kv0, &value0)) + m = nat44_ed_sm_o2i_lookup ( + sm, ip0->dst_address, vnet_buffer (b0)->ip.reass.l4_dst_port, + 0, ip0->protocol); + if (m) { - m = pool_elt_at_index (sm->static_mappings, value0.value); if (m->local_addr.as_u32 != m->external_addr.as_u32) next0 = NAT_NEXT_OUT2IN_CLASSIFY; } @@ -202,7 +197,6 @@ nat44_ed_classify_node_fn_inline (vlib_main_t * vm, u32 sw_if_index0, rx_fib_index0; ip4_header_t *ip0; snat_address_t *ap; - clib_bihash_kv_8_8_t kv0, value0; clib_bihash_kv_16_8_t ed_kv0, ed_value0; /* speculatively enqueue b0 to the current next frame */ @@ -227,11 +221,11 @@ nat44_ed_classify_node_fn_inline (vlib_main_t * vm, rx_fib_index0 = fib_table_get_index_for_sw_if_index (FIB_PROTOCOL_IP4, sw_if_index0); - init_ed_k (&ed_kv0, ip0->src_address, + init_ed_k (&ed_kv0, ip0->src_address.as_u32, vnet_buffer (b0)->ip.reass.l4_src_port, - ip0->dst_address, - vnet_buffer (b0)->ip.reass.l4_dst_port, - rx_fib_index0, ip0->protocol); + ip0->dst_address.as_u32, + vnet_buffer (b0)->ip.reass.l4_dst_port, rx_fib_index0, + ip0->protocol); /* process whole packet */ if (!clib_bihash_search_16_8 (&sm->flow_hash, &ed_kv0, &ed_value0)) @@ -272,23 +266,19 @@ nat44_ed_classify_node_fn_inline (vlib_main_t * vm, if (PREDICT_FALSE (pool_elts (sm->static_mappings))) { - init_nat_k (&kv0, ip0->dst_address, 0, 0, 0); /* try to classify the fragment based on IP header alone */ - if (!clib_bihash_search_8_8 (&sm->static_mapping_by_external, - &kv0, &value0)) + m = nat44_ed_sm_o2i_lookup (sm, ip0->dst_address, 0, 0, 0); + if (m) { - m = pool_elt_at_index (sm->static_mappings, value0.value); if (m->local_addr.as_u32 != m->external_addr.as_u32) next0 = NAT_NEXT_OUT2IN_ED_FAST_PATH; goto enqueue0; } - init_nat_k (&kv0, ip0->dst_address, - vnet_buffer (b0)->ip.reass.l4_dst_port, 0, - ip_proto_to_nat_proto (ip0->protocol)); - if (!clib_bihash_search_8_8 - (&sm->static_mapping_by_external, &kv0, &value0)) + m = nat44_ed_sm_o2i_lookup ( + sm, ip0->dst_address, vnet_buffer (b0)->ip.reass.l4_dst_port, + 0, ip0->protocol); + if (m) { - m = pool_elt_at_index (sm->static_mappings, value0.value); if (m->local_addr.as_u32 != m->external_addr.as_u32) next0 = NAT_NEXT_OUT2IN_ED_FAST_PATH; } |