src/vnet/fib/fib_entry_cover.h

/*
 * 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.
 */

#ifndef __FIB_ENTRY_COVER_H__
#define __FIB_ENTRY_COVER_H__

#include "fib_entry.h"

/**
 * callback function used when walking the covered entries
 */
typedef walk_rc_t (*fib_entry_covered_walk_t)(fib_entry_t *cover,
                                              fib_node_index_t covered,
                                              void *ctx);

extern u32 fib_entry_cover_track(fib_entry_t *cover,
				 fib_node_index_t covered);

extern void fib_entry_cover_untrack(fib_entry_t *cover,
				    u32 tracked_index);

extern void fib_entry_cover_walk(fib_entry_t *cover,
				 fib_entry_covered_walk_t walk,
				 void *ctx);

extern void fib_entry_cover_change_notify(fib_node_index_t cover_index,
					  fib_node_index_t covered_index);
extern void fib_entry_cover_update_notify(fib_entry_t *cover);

#endif