X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=src%2Fvnet%2Fip%2Fip4.h;h=af0e6b9a8a51794b8b5715fe62e417d7211ed517;hb=1bfd37295f5cd332b7326923f1fbd5e0415829cd;hp=74faa05947e9937af5c0263d427c723dcfc51064;hpb=66b11318a1e5f24880e3ec77c95d70647732a4a8;p=vpp.git

diff --git a/src/vnet/ip/ip4.h b/src/vnet/ip/ip4.h
index 74faa05947e..af0e6b9a8a5 100644
--- a/src/vnet/ip/ip4.h
+++ b/src/vnet/ip/ip4.h
@@ -44,6 +44,7 @@
 #include <vnet/ip/lookup.h>
 #include <vnet/buffer.h>
 #include <vnet/feature/feature.h>
+#include <vnet/ip/icmp46_packet.h>
 
 typedef struct ip4_mfib_t
 {
@@ -72,6 +73,16 @@ typedef struct
   uword function_opaque;
 } ip4_add_del_interface_address_callback_t;
 
+typedef void (ip4_table_bind_function_t)
+  (struct ip4_main_t * im,
+   uword opaque, u32 sw_if_index, u32 new_fib_index, u32 old_fib_index);
+
+typedef struct
+{
+  ip4_table_bind_function_t *function;
+  uword function_opaque;
+} ip4_table_bind_callback_t;
+
 /**
  * @brief IPv4 main type.
  *
@@ -117,6 +128,9 @@ typedef struct ip4_main_t
     ip4_add_del_interface_address_callback_t
     * add_del_interface_address_callbacks;
 
+  /** Functions to call when interface to table biding changes. */
+  ip4_table_bind_callback_t *table_bind_callbacks;
+
   /** Template used to generate IP4 ARP packets. */
   vlib_packet_template_t ip4_arp_request_packet_template;
 
@@ -354,6 +368,8 @@ vlib_buffer_push_ip4 (vlib_main_t * vm, vlib_buffer_t * b,
       ih->checksum = 0;
       b->flags |= VNET_BUFFER_F_OFFLOAD_IP_CKSUM | VNET_BUFFER_F_IS_IP4;
       vnet_buffer (b)->l3_hdr_offset = (u8 *) ih - b->data;
+      vnet_buffer (b)->l4_hdr_offset = vnet_buffer (b)->l3_hdr_offset +
+	sizeof (*ih);
     }
   else
     ih->checksum = ip4_header_checksum (ih);