/*
 * l2_learn.c : layer 2 learning using l2fib
 *
 * Copyright (c) 2014 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.
 */

#ifndef included_l2learn_h
#define included_l2learn_h

#include <vlib/vlib.h>
#include <vnet/ethernet/ethernet.h>


typedef struct {

  // Hash table
  BVT(clib_bihash) *mac_table;

  // number of dynamically learned mac entries
  u32 global_learn_count;

  // maximum number of dynamically learned mac entries
  u32 global_learn_limit;

  // Next nodes for each feature
  u32 feat_next_node_index[32];

  /* convenience variables */
  vlib_main_t * vlib_main;
  vnet_main_t * vnet_main;
} l2learn_main_t;


l2learn_main_t l2learn_main;

#endif