95 lines
3.3 KiB
C
95 lines
3.3 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
|
|
* RDC driver header file
|
|
* \author
|
|
* Adam Dunkels <adam@sics.se>
|
|
* Niclas Finne <nfi@sics.se>
|
|
*/
|
|
|
|
#ifndef RDC_H_
|
|
#define RDC_H_
|
|
|
|
#include <net/buf.h>
|
|
|
|
#include "contiki-conf.h"
|
|
#include "contiki/mac/mac.h"
|
|
|
|
#ifdef RDC_CONF_WITH_DUPLICATE_DETECTION
|
|
#define RDC_WITH_DUPLICATE_DETECTION RDC_CONF_WITH_DUPLICATE_DETECTION
|
|
#else /* RDC_CONF_WITH_DUPLICATE_DETECTION */
|
|
/* As frames can be spoofed, the RDC layer should not discard a
|
|
frame because it has seen its sequence number already. Replay
|
|
protection should be implemented at the LLSEC layer where the
|
|
authenticity of frames is verified. */
|
|
#define RDC_WITH_DUPLICATE_DETECTION !LLSEC802154_CONF_SECURITY_LEVEL
|
|
#endif /* RDC_CONF_WITH_DUPLICATE_DETECTION */
|
|
|
|
/* List of packets to be sent by RDC layer */
|
|
struct rdc_buf_list {
|
|
struct rdc_buf_list *next;
|
|
struct queuebuf *buf;
|
|
void *ptr;
|
|
};
|
|
|
|
/**
|
|
* The structure of a RDC (radio duty cycling) driver in Contiki.
|
|
*/
|
|
struct rdc_driver {
|
|
char *name;
|
|
|
|
/** Initialize the RDC driver */
|
|
void (* init)(void);
|
|
|
|
/** Send a packet from the Rime buffer */
|
|
uint8_t (* send)(struct net_buf *buf, mac_callback_t sent_callback, void *ptr);
|
|
|
|
/** Send a packet list */
|
|
uint8_t (* send_list)(struct net_buf *buf, mac_callback_t sent_callback, void *ptr, struct rdc_buf_list *list);
|
|
|
|
/** Callback for getting notified of incoming packet. */
|
|
uint8_t (* input)(struct net_buf *buf);
|
|
|
|
/** Turn the MAC layer on. */
|
|
int (* on)(void);
|
|
|
|
/** Turn the MAC layer off. */
|
|
int (* off)(int keep_radio_on);
|
|
|
|
/** Returns the channel check interval, expressed in clock_time_t ticks. */
|
|
unsigned short (* channel_check_interval)(void);
|
|
};
|
|
|
|
#endif /* RDC_H_ */
|