zephyr/net/ip/contiki/mac/handler-802154.h

87 lines
3.1 KiB
C

/*
* Copyright (c) 2013-2015, Yanzi Networks AB.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of the Institute nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
*/
/**
* \file
* A MAC handler for IEEE 802.15.4
* \author
* Joakim Eriksson <joakime@sics.se>
* Niclas Finne <nfi@sics.se>
*/
#ifndef HANDLER_802154_H_
#define HANDLER_802154_H_
#include "contiki/mac/frame802154.h"
#define BEACON_PAYLOAD_BUFFER_SIZE 128
typedef enum {
CALLBACK_ACTION_RX,
CALLBACK_ACTION_CHANNEL_DONE,
CALLBACK_ACTION_SCAN_END,
} callback_action;
#define CALLBACK_STATUS_CONTINUE 0
#define CALLBACK_STATUS_NEED_MORE_TIME 1
#define CALLBACK_STATUS_FINISHED 2
typedef int (* scan_callback_t)(uint8_t channel, frame802154_t *frame, callback_action cba);
void handler_802154_join(uint16_t panid, int answer_beacons);
int handler_802154_active_scan(scan_callback_t callback);
int handler_802154_calculate_beacon_payload_length(uint8_t *beacon, int maxlen);
void handler_802154_set_beacon_payload(uint8_t *payload, uint8_t len);
uint8_t *handler_802154_get_beacon_payload(uint8_t *len);
void handler_802154_send_beacon_request(void);
void handler_802154_set_answer_beacons(int answer);
#ifndef HANDLER_802154_CONF_STATS
#define HANDLER_802154_CONF_STATS 0
#endif
#if HANDLER_802154_CONF_STATS
/* Statistics for fault management. */
typedef struct handler_802154_stats {
uint16_t beacons_reqs_sent;
uint16_t beacons_sent;
uint16_t beacons_received;
} handler_802154_stats_t;
extern handler_802154_stats_t handler_802154_stats;
#define HANDLER_802154_STAT(code) (code)
#else /* HANDLER_802154_CONF_STATS */
#define HANDLER_802154_STAT(code)
#endif /* HANDLER_802154_CONF_STATS */
#endif /* HANDLER_802154_H_ */