/* Hey Emacs use -*- mode: C -*- */
/*
 * Copyright (c) 2016 Cisco and/or its affiliates.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at:
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

/** \file
    This file defines the vpp control-plane API messages
    used to control the L3XC plugin
*/

option version = "1.0.1";

import "vnet/fib/fib_types.api";
import "vnet/interface_types.api";

/** \brief Get the plugin version
    @param client_index - opaque cookie to identify the sender
    @param context - sender context, to match reply w/ request
*/
define l3xc_plugin_get_version
{
  u32 client_index;
  u32 context;
};

/** \brief Reply to get the plugin version
    @param context - returned sender context, to match reply w/ request
    @param major - Incremented every time a known breaking behavior change is introduced
    @param minor - Incremented with small changes, may be used to avoid buggy versions
*/
define l3xc_plugin_get_version_reply
{
  u32 context;
  u32 major;
  u32 minor;
};

/** \brief A description of an L3XC policy
    @param input interface of the x-connect
    @param n_paths Number of paths
    @param paths The set of forwarding paths.
 */
typedef l3xc
{
  vl_api_interface_index_t sw_if_index;
  bool is_ip6;
  u8 n_paths;
  vl_api_fib_path_t paths[n_paths];
};

define l3xc_update
{
  u32 client_index;
  u32 context;
  vl_api_l3xc_t l3xc;
};
define l3xc_update_reply
{
  u32 context;
  i32 retval;
  u32 stats_index;
};


autoreply define l3xc_del
{
  u32 client_index;
  u32 context;
  vl_api_interface_index_t sw_if_index;
  bool is_ip6;
};

/** \brief Dump all L3XC policies
 */
define l3xc_dump
{
  u32 client_index;
  u32 context;
  vl_api_interface_index_t sw_if_index;
};

/** \brief description returned in the dump
 */
define l3xc_details
{
  u32 context;
  vl_api_l3xc_t l3xc;
};