+define ip_source_and_port_range_check_interface_add_del_reply
+{
+ u32 context;
+ i32 retval;
+};
+
+/** \brief Add / del ipsec gre tunnel request
+ @param client_index - opaque cookie to identify the sender
+ @param context - sender context, to match reply w/ request
+ @param local_sa_id - local SA id
+ @param remote_sa_id - remote SA id
+ @param is_add - 1 if adding the tunnel, 0 if deleting
+ @param src_address - tunnel source address
+ @param dst_address - tunnel destination address
+*/
+define ipsec_gre_add_del_tunnel {
+ u32 client_index;
+ u32 context;
+ u32 local_sa_id;
+ u32 remote_sa_id;
+ u8 is_add;
+ u8 src_address[4];
+ u8 dst_address[4];
+};
+
+/** \brief Reply for add / del ipsec gre tunnel request
+ @param context - returned sender context, to match reply w/ request
+ @param retval - return code
+ @param sw_if_index - software index of the new ipsec gre tunnel
+*/
+define ipsec_gre_add_del_tunnel_reply {