nat: perf improvement - replace branchy code

[vpp.git] / src / plugins / nat / nat64_out2in.c

diff --git a/src/plugins/nat/nat64_out2in.c b/src/plugins/nat/nat64_out2in.c
index 6c00751..ef0f821 100644 (file)
--- a/src/plugins/nat/nat64_out2in.c
+++ b/src/plugins/nat/nat64_out2in.c
@@ -575,9 +575,9 @@ VLIB_NODE_FN (nat64_out2in_node) (vlib_main_t * vm,
 
          next0 = NAT64_OUT2IN_NEXT_IP6_LOOKUP;
 
-         proto0 = ip_proto_to_snat_proto (ip40->protocol);
+         proto0 = ip_proto_to_nat_proto (ip40->protocol);
 
-         if (PREDICT_FALSE (proto0 == ~0))
+         if (PREDICT_FALSE (proto0 == NAT_PROTOCOL_OTHER))
            {
              if (nat64_out2in_unk_proto (vm, b0, &ctx0))
                {
@@ -588,7 +588,7 @@ VLIB_NODE_FN (nat64_out2in_node) (vlib_main_t * vm,
              goto trace0;
            }
 
-         if (proto0 == SNAT_PROTOCOL_ICMP)
+         if (proto0 == NAT_PROTOCOL_ICMP)
            {
              icmp_packets++;
              if (icmp_to_icmp6
@@ -602,7 +602,7 @@ VLIB_NODE_FN (nat64_out2in_node) (vlib_main_t * vm,
            }
          else
            {
-             if (proto0 == SNAT_PROTOCOL_TCP)
+             if (proto0 == NAT_PROTOCOL_TCP)
                tcp_packets++;
              else
                udp_packets++;
@@ -614,7 +614,7 @@ VLIB_NODE_FN (nat64_out2in_node) (vlib_main_t * vm,
                   * Send DHCP packets to the ipv4 stack, or we won't
                   * be able to use dhcp client on the outside interface
                   */
-                 if ((proto0 == SNAT_PROTOCOL_UDP)
+                 if ((proto0 == NAT_PROTOCOL_UDP)
                      && (udp0->dst_port ==
                          clib_host_to_net_u16 (UDP_DST_PORT_dhcp_to_client)))
                    {