93 lines
3.2 KiB
C
93 lines
3.2 KiB
C
/*
|
|
* Copyright (c) 2010, Swedish Institute of Computer Science.
|
|
* 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.
|
|
*
|
|
* This file is part of the Contiki operating system.
|
|
*
|
|
*/
|
|
|
|
/**
|
|
* \file
|
|
* Common functionality for phase optimization in duty cycling radio protocols
|
|
* \author
|
|
* Adam Dunkels <adam@sics.se>
|
|
*/
|
|
|
|
#ifndef PHASE_H
|
|
#define PHASE_H
|
|
|
|
#include "net/rime/rimeaddr.h"
|
|
#include "sys/timer.h"
|
|
#include "sys/rtimer.h"
|
|
#include "lib/list.h"
|
|
#include "lib/memb.h"
|
|
#include "net/netstack.h"
|
|
|
|
#if PHASE_CONF_DRIFT_CORRECT
|
|
#define PHASE_DRIFT_CORRECT PHASE_CONF_DRIFT_CORRECT
|
|
#else
|
|
#define PHASE_DRIFT_CORRECT 0
|
|
#endif
|
|
|
|
struct phase {
|
|
struct phase *next;
|
|
rimeaddr_t neighbor;
|
|
rtimer_clock_t time;
|
|
#if PHASE_DRIFT_CORRECT
|
|
rtimer_clock_t drift;
|
|
#endif
|
|
uint8_t noacks;
|
|
struct timer noacks_timer;
|
|
};
|
|
|
|
struct phase_list {
|
|
list_t *list;
|
|
struct memb *memb;
|
|
};
|
|
|
|
typedef enum {
|
|
PHASE_UNKNOWN,
|
|
PHASE_SEND_NOW,
|
|
PHASE_DEFERRED,
|
|
} phase_status_t;
|
|
|
|
|
|
#define PHASE_LIST(name, num) LIST(phase_list_list); \
|
|
MEMB(phase_list_memb, struct phase, num); \
|
|
struct phase_list name = { &phase_list_list, &phase_list_memb }
|
|
|
|
void phase_init(struct phase_list *list);
|
|
phase_status_t phase_wait(struct phase_list *list, const rimeaddr_t *neighbor,
|
|
rtimer_clock_t cycle_time, rtimer_clock_t wait_before,
|
|
mac_callback_t mac_callback, void *mac_callback_ptr,
|
|
struct rdc_buf_list *buf_list);
|
|
void phase_update(const struct phase_list *list, const rimeaddr_t *neighbor,
|
|
rtimer_clock_t time, int mac_status);
|
|
|
|
void phase_remove(const struct phase_list *list, const rimeaddr_t *neighbor);
|
|
|
|
#endif /* PHASE_H */
|