nes-proj/examples/jn516x/rime/node.c

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2015-09-21 09:00:32 +00:00
/*
* Copyright (c) 2015, SICS Swedish ICT.
* 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.
*
*/
/**
* \author Atis Elsts <atis.elsts@sics.se>
* \file
* ContikiMAC + Rime stack test for JN516x platform.
*/
#include "contiki-conf.h"
#include "net/rime/rime.h"
#if 0
#define RX_ADDR1 140
#define RX_ADDR2 228
#else
#define RX_ADDR1 7
#define RX_ADDR2 0
#endif
#define MAX_RETRANSMISSIONS 4
/*---------------------------------------------------------------------------*/
PROCESS(unicast_test_process, "ContikiMAC Node");
AUTOSTART_PROCESSES(&unicast_test_process);
static void
recv_runicast(struct runicast_conn *c, const linkaddr_t *from, uint8_t seqno)
{
printf("runicast message received from %d.%d, seqno %d, len %d: '%s'\n",
from->u8[0], from->u8[1], seqno, packetbuf_datalen(), (char *)packetbuf_dataptr());
}
static void
sent_runicast(struct runicast_conn *c, const linkaddr_t *to, uint8_t retransmissions)
{
printf("runicast message sent to %d.%d, retransmissions %d\n",
to->u8[0], to->u8[1], retransmissions);
}
static void
timedout_runicast(struct runicast_conn *c, const linkaddr_t *to, uint8_t retransmissions)
{
printf("runicast message timed out when sending to %d.%d, retransmissions %d\n",
to->u8[0], to->u8[1], retransmissions);
}
static const struct runicast_callbacks runicast_callbacks = { recv_runicast,
sent_runicast,
timedout_runicast };
static struct runicast_conn runicast;
/*---------------------------------------------------------------------------*/
PROCESS_THREAD(unicast_test_process, ev, data)
{
PROCESS_BEGIN();
puts("unicast test start");
runicast_open(&runicast, 144, &runicast_callbacks);
/* Receiver node: do nothing */
if(linkaddr_node_addr.u8[0] == RX_ADDR1 &&
linkaddr_node_addr.u8[1] == RX_ADDR2) {
puts("wait forever");
}
while(1) {
static struct etimer et;
static int seqno;
etimer_set(&et, CLOCK_SECOND * 5);
PROCESS_WAIT_EVENT_UNTIL(etimer_expired(&et));
if(linkaddr_node_addr.u8[0] == RX_ADDR1 &&
linkaddr_node_addr.u8[1] == RX_ADDR2) {
puts("tick...");
continue;
}
if(!runicast_is_transmitting(&runicast)) {
static char buffer[100] = "hello";
linkaddr_t recv;
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memset(&recv, 0, LINKADDR_SIZE);
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packetbuf_copyfrom(buffer, sizeof(buffer));
recv.u8[0] = RX_ADDR1;
recv.u8[1] = RX_ADDR2;
printf("%u.%u: sending runicast to address %u.%u\n",
linkaddr_node_addr.u8[0],
linkaddr_node_addr.u8[1],
recv.u8[0],
recv.u8[1]);
packetbuf_set_attr(PACKETBUF_ATTR_PACKET_ID, ++seqno);
runicast_send(&runicast, &recv, MAX_RETRANSMISSIONS);
}
}
PROCESS_END();
}
/*---------------------------------------------------------------------------*/