+ flags = pointer_to_uword (data);
+
+ /* Must set locally originated otherwise we're not allowed to
+ fragment the packet later */
+ b->flags |= VNET_BUFFER_F_LOCALLY_ORIGINATED;
+
+ ip6 = vlib_buffer_get_current (b);
+ ip6->payload_length =
+ clib_host_to_net_u16 (vlib_buffer_length_in_chain (vm, b) -
+ sizeof (*ip6));
+ tunnel_encap_fixup_6o6 (flags, ip6 + 1, ip6);
+}
+
+static void
+ipipm6_fixup (vlib_main_t *vm, const ip_adjacency_t *adj, vlib_buffer_t *b,
+ const void *data)
+{
+ tunnel_encap_decap_flags_t flags;
+ ip6_header_t *ip6;
+
+ flags = pointer_to_uword (data);
+
+ /* Must set locally originated otherwise we're not allowed to
+ fragment the packet later and we'll get an unwanted hop-limt
+ decrement */
+ b->flags |= VNET_BUFFER_F_LOCALLY_ORIGINATED;
+
+ ip6 = vlib_buffer_get_current (b);
+ ip6->payload_length =
+ clib_host_to_net_u16 (vlib_buffer_length_in_chain (vm, b) - sizeof (*ip6));
+ tunnel_encap_fixup_mplso6 (flags, b, (mpls_unicast_header_t *) (ip6 + 1),
+ ip6);
+}
+
+static void
+ipipm4_fixup (vlib_main_t *vm, const ip_adjacency_t *adj, vlib_buffer_t *b,
+ const void *data)
+{
+ tunnel_encap_decap_flags_t flags;
+ ip4_header_t *ip4;
+
+ flags = pointer_to_uword (data);
+
+ /* Must set locally originated otherwise we'll do a TTL decrement
+ * during ip4-rewrite */
+ b->flags |= VNET_BUFFER_F_LOCALLY_ORIGINATED;
+
+ ip4 = vlib_buffer_get_current (b);
+ ip4->length =
+ clib_host_to_net_u16 (vlib_buffer_length_in_chain (vm, b) - sizeof (*ip4));
+ tunnel_encap_fixup_mplso4 (flags, (mpls_unicast_header_t *) (ip4 + 1), ip4);
+ ip4->checksum = ip4_header_checksum (ip4);