| /* |
| * 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_ */ |