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added very basic rpl-border router example

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joxe 2010-05-05 19:44:30 +00:00
parent cd5dfa9692
commit efc8ef760d
3 changed files with 246 additions and 0 deletions
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11
examples/ipv6/rpl-border-router/Makefile Normal file
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all: border-router
CONTIKI=../../..
WITH_UIP6=1
UIP_CONF_IPV6=1
CFLAGS += -DUIP_FALLBACK_INTERFACE=rpl_interface
PROJECT_SOURCEFILES += slip-bridge.c
include $(CONTIKI)/Makefile.include

119
examples/ipv6/rpl-border-router/border-router.c Normal file
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/*
* 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
* border-router
* \author
* Niclas Finne <nfi@sics.se>
* Joakim Eriksson <joakime@sics.se>
* Nicolas Tsiftes <nvt@sics.se>
*/
#include "contiki.h"
#include "contiki-lib.h"
#include "contiki-net.h"
#include "net/uip.h"
#include "net/rpl/rpl.h"
#include "net/netstack.h"
#include "dev/button-sensor.h"
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <ctype.h>
#define DEBUG DEBUG_PRINT
#include "net/uip-debug.h"
uint16_t dag_id[] = {0x1111, 0x1100, 0, 0, 0, 0, 0, 0x0011};
PROCESS(border_router_process, "Border router process");
AUTOSTART_PROCESSES(&border_router_process);
/*---------------------------------------------------------------------------*/
static void
print_local_addresses(void)
{
int i;
uint8_t state;
PRINTF("Server IPv6 addresses: ");
for(i = 0; i < UIP_DS6_ADDR_NB; i++) {
state = uip_ds6_if.addr_list[i].state;
if(state == ADDR_TENTATIVE || state == ADDR_PREFERRED) {
PRINT6ADDR(&uip_ds6_if.addr_list[i].ipaddr);
PRINTF("\n");
/* hack to make address "final" */
if (state == ADDR_TENTATIVE) {
uip_ds6_if.addr_list[i].state = ADDR_PREFERRED;
}
}
}
}
/*---------------------------------------------------------------------------*/
PROCESS_THREAD(border_router_process, ev, data)
{
uip_ipaddr_t ipaddr;
struct uip_ds6_addr *root_if;
PROCESS_BEGIN();
PROCESS_PAUSE();
SENSORS_ACTIVATE(button_sensor);
PRINTF("RPL-Border router started\n");
uip_ip6addr(&ipaddr, 0xaaaa, 0, 0, 0, 0, 0, 0, 0);
uip_ds6_set_addr_iid(&ipaddr, &uip_lladdr);
uip_ds6_addr_add(&ipaddr, 0, ADDR_AUTOCONF);
root_if = uip_ds6_addr_lookup(&ipaddr);
if(root_if != NULL) {
rpl_set_root((uip_ip6addr_t *)dag_id);
PRINTF("created a new RPL dag\n");
} else {
PRINTF("failed to create a new RPL DAG\n");
}
print_local_addresses();
/* The border router runs with a 100% duty cycle in order to ensure high
packet reception rates. */
NETSTACK_MAC.off(1);
while(1) {
PROCESS_YIELD();
if (ev == sensors_event && data == &button_sensor) {
PRINTF("Initiaing global repair\n");
rpl_repair_dag(rpl_get_dag(RPL_ANY_INSTANCE));
}
}
PROCESS_END();
}
/*---------------------------------------------------------------------------*/

116
examples/ipv6/rpl-border-router/slip-bridge.c Normal file
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/*
* 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.
*
* $Id: slip-bridge.c,v 1.1 2010/05/05 19:44:30 joxe Exp $
*/
/**
* \file
* Slip fallback interface
* \author
* Niclas Finne <nfi@sics.se>
* Joakim Eriksson <joakime@sics.se>
* Joel Hoglund <joel@sics.se>
* Nicolas Tsiftes <nvt@sics.se>
*/
#include "net/uip.h"
#include "net/uip-ds6.h"
#include "rpl.h"
#include "dev/slip.h"
#include "dev/uart1.h"
#define UIP_IP_BUF ((struct uip_ip_hdr *)&uip_buf[UIP_LLH_LEN])
#define DEBUG DEBUG_PRINT
#include "net/uip-debug.h"
static uip_ipaddr_t last_sender;
/*---------------------------------------------------------------------------*/
static void
slip_input_callback(void)
{
PRINTF("SIN: %u\n", uip_len);
/* Save the last sender received over SLIP to avoid bouncing the
packet back if no route is found */
uip_ipaddr_copy(&last_sender, &UIP_IP_BUF->srcipaddr);
}
/*---------------------------------------------------------------------------*/
static void
init(void)
{
slip_arch_init(BAUD2UBR(115200));
process_start(&slip_process, NULL);
slip_set_input_callback(slip_input_callback);
}
/*---------------------------------------------------------------------------*/
static void
output(void)
{
if(uip_ipaddr_cmp(&last_sender, &UIP_IP_BUF->srcipaddr)) {
/* Do not bounce packets back over SLIP if the packet was received
over SLIP */
PRINTF("slip-bridge: Destination off-link but no route\n");
} else {
PRINTF("SUT: %u\n", uip_len);
slip_send();
}
}
/*---------------------------------------------------------------------------*/
int
putchar(int c)
{
#define SLIP_END 0300
static char debug_frame = 0;
if(!debug_frame) { /* Start of debug output */
slip_arch_writeb(SLIP_END);
slip_arch_writeb('\r'); /* Type debug line == '\r' */
debug_frame = 1;
}
/* Need to also print '\n' because for example COOJA will not show
any output before line end */
slip_arch_writeb((char)c);
/*
* Line buffered output, a newline marks the end of debug output and
* implicitly flushes debug output.
*/
if(c == '\n') {
slip_arch_writeb(SLIP_END);
debug_frame = 0;
}
return c;
}
/*---------------------------------------------------------------------------*/
const struct uip_fallback_interface rpl_interface = {
init, output
};
/*---------------------------------------------------------------------------*/