107 lines
3.6 KiB
C
107 lines
3.6 KiB
C
/*
|
|
* Copyright (c) 2017, RISE SICS.
|
|
* 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
|
|
* NullNet broadcast example
|
|
* \author
|
|
* Simon Duquennoy <simon.duquennoy@ri.se>
|
|
*
|
|
*/
|
|
|
|
#include "contiki.h"
|
|
#include "net/netstack.h"
|
|
#include "net/nullnet/nullnet.h"
|
|
#include <string.h>
|
|
#include <stdio.h> /* For printf() */
|
|
|
|
/* Log configuration */
|
|
#include "sys/log.h"
|
|
#define LOG_MODULE "App"
|
|
#define LOG_LEVEL LOG_LEVEL_INFO
|
|
|
|
/* Configuration */
|
|
#define SEND_INTERVAL (8 * CLOCK_SECOND)
|
|
|
|
#if MAC_CONF_WITH_TSCH
|
|
#include "net/mac/tsch/tsch.h"
|
|
static linkaddr_t coordinator_addr = {{ 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }};
|
|
#endif /* MAC_CONF_WITH_TSCH */
|
|
|
|
/*---------------------------------------------------------------------------*/
|
|
PROCESS(nullnet_example_process, "NullNet broadcast example");
|
|
AUTOSTART_PROCESSES(&nullnet_example_process);
|
|
|
|
/*---------------------------------------------------------------------------*/
|
|
void input_callback(const void *data, uint16_t len,
|
|
const linkaddr_t *src, const linkaddr_t *dest)
|
|
{
|
|
LOG_INFO("Received %u from ", *(unsigned *)data);
|
|
LOG_INFO_LLADDR(src);
|
|
LOG_INFO_("\n");
|
|
}
|
|
/*---------------------------------------------------------------------------*/
|
|
PROCESS_THREAD(nullnet_example_process, ev, data)
|
|
{
|
|
static struct etimer periodic_timer;
|
|
static unsigned count = 0;
|
|
|
|
PROCESS_BEGIN();
|
|
|
|
#if MAC_CONF_WITH_TSCH
|
|
tsch_set_coordinator(linkaddr_cmp(&coordinator_addr, &linkaddr_node_addr));
|
|
#endif /* MAC_CONF_WITH_TSCH */
|
|
|
|
/* Initialize NullNet */
|
|
nullnet_buf = (uint8_t *)&count;
|
|
nullnet_len = sizeof(count);
|
|
nullnet_set_input_callback(input_callback);
|
|
|
|
etimer_set(&periodic_timer, SEND_INTERVAL);
|
|
while(1) {
|
|
PROCESS_WAIT_EVENT_UNTIL(etimer_expired(&periodic_timer));
|
|
LOG_INFO("Sending %u to ", count);
|
|
LOG_INFO_LLADDR(NULL);
|
|
LOG_INFO_("\n");
|
|
|
|
memcpy(nullnet_buf, &count, sizeof(count));
|
|
nullnet_len = sizeof(count);
|
|
|
|
NETSTACK_NETWORK.output(NULL);
|
|
count++;
|
|
etimer_reset(&periodic_timer);
|
|
}
|
|
|
|
PROCESS_END();
|
|
}
|
|
/*---------------------------------------------------------------------------*/
|