mbed-os/features/nanostack/sal-stack-nanostack/source/RPL/rpl_objective.h

44 lines
1.5 KiB
C

/*
* Copyright (c) 2015, 2017, Arm Limited and affiliates.
* SPDX-License-Identifier: Apache-2.0
*
* 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 RPL_OBJECTIVE_H_
#define RPL_OBJECTIVE_H_
#include "ns_list.h"
struct rpl_instance;
struct rpl_neighbour;
typedef struct rpl_objective {
/* The Objective Code Point in DODAG Configuration Option */
uint16_t ocp;
/* Run the parent selection algorithm - see rpl_of0.c for detailed info */
void (*parent_selection)(struct rpl_instance *);
/* Return the path cost of a neighbour (for debug prints only) */
uint16_t (*path_cost)(const struct rpl_neighbour *);
bool (*neighbour_acceptable)(const struct rpl_instance *, const struct rpl_neighbour *);
ns_list_link_t link;
} rpl_objective_t;
/* Register a new objective function */
void rpl_objective_register(rpl_objective_t *objective);
/* Look up an objective function by OCP */
rpl_objective_t *rpl_objective_lookup(uint16_t ocp);
#endif /* RPL_OBJECTIVE_H_ */