nes-proj/arch/platform/native/contiki-main.c

298 lines
7.4 KiB
C

/*
* Copyright (c) 2002, Adam Dunkels.
* 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. The name of the author may not be used to endorse or promote
* products derived from this software without specific prior
* written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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 OS
*
*/
/**
* \ingroup platform
*
* \defgroup native_platform Native platform
*
* Platform running in the host (Windows or Linux) environment.
*
* Used mainly for development and debugging.
* @{
*/
#include <stdio.h>
#include <string.h>
#include <unistd.h>
#include <sys/select.h>
#include <errno.h>
#ifdef __CYGWIN__
#include "net/wpcap-drv.h"
#endif /* __CYGWIN__ */
#include "contiki.h"
#include "net/netstack.h"
#include "dev/serial-line.h"
#include "net/ip/uip.h"
#include "net/queuebuf.h"
#include "dev/button-sensor.h"
#include "dev/pir-sensor.h"
#include "dev/vib-sensor.h"
#if NETSTACK_CONF_WITH_IPV6
#include "net/ipv6/uip-ds6.h"
#endif /* NETSTACK_CONF_WITH_IPV6 */
#ifdef SELECT_CONF_MAX
#define SELECT_MAX SELECT_CONF_MAX
#else
#define SELECT_MAX 8
#endif
static const struct select_callback *select_callback[SELECT_MAX];
static int select_max = 0;
SENSORS(&pir_sensor, &vib_sensor, &button_sensor);
static uint8_t serial_id[] = {0x01,0x02,0x03,0x04,0x05,0x06,0x07,0x08};
#if !NETSTACK_CONF_WITH_IPV6
static uint16_t node_id = 0x0102;
#endif /* !NETSTACK_CONF_WITH_IPV6 */
/*---------------------------------------------------------------------------*/
int
select_set_callback(int fd, const struct select_callback *callback)
{
int i;
if(fd >= 0 && fd < SELECT_MAX) {
/* Check that the callback functions are set */
if(callback != NULL &&
(callback->set_fd == NULL || callback->handle_fd == NULL)) {
callback = NULL;
}
select_callback[fd] = callback;
/* Update fd max */
if(callback != NULL) {
if(fd > select_max) {
select_max = fd;
}
} else {
select_max = 0;
for(i = SELECT_MAX - 1; i > 0; i--) {
if(select_callback[i] != NULL) {
select_max = i;
break;
}
}
}
return 1;
}
return 0;
}
/*---------------------------------------------------------------------------*/
static int
stdin_set_fd(fd_set *rset, fd_set *wset)
{
FD_SET(STDIN_FILENO, rset);
return 1;
}
static void
stdin_handle_fd(fd_set *rset, fd_set *wset)
{
char c;
if(FD_ISSET(STDIN_FILENO, rset)) {
if(read(STDIN_FILENO, &c, 1) > 0) {
serial_line_input_byte(c);
}
}
}
const static struct select_callback stdin_fd = {
stdin_set_fd, stdin_handle_fd
};
/*---------------------------------------------------------------------------*/
static void
set_lladdr(void)
{
linkaddr_t addr;
int i;
memset(&addr, 0, sizeof(linkaddr_t));
#if NETSTACK_CONF_WITH_IPV6
memcpy(addr.u8, serial_id, sizeof(addr.u8));
#else
if(node_id == 0) {
for(i = 0; i < sizeof(linkaddr_t); ++i) {
addr.u8[i] = serial_id[7 - i];
}
} else {
addr.u8[0] = node_id & 0xff;
addr.u8[1] = node_id >> 8;
}
#endif
linkaddr_set_node_addr(&addr);
printf("Contiki started with address ");
for(i = 0; i < sizeof(addr.u8) - 1; i++) {
printf("%d.", addr.u8[i]);
}
printf("%d\n", addr.u8[i]);
}
/*---------------------------------------------------------------------------*/
int contiki_argc = 0;
char **contiki_argv;
int
main(int argc, char **argv)
{
#if NETSTACK_CONF_WITH_IPV6
#if UIP_CONF_IPV6_RPL
printf(CONTIKI_VERSION_STRING " started with IPV6, RPL\n");
#else
printf(CONTIKI_VERSION_STRING " started with IPV6\n");
#endif
#else
printf(CONTIKI_VERSION_STRING " started\n");
#endif
/* crappy way of remembering and accessing argc/v */
contiki_argc = argc;
contiki_argv = argv;
/* native under windows is hardcoded to use the first one or two args */
/* for wpcap configuration so this needs to be "removed" from */
/* contiki_args (used by the native-border-router) */
#ifdef __CYGWIN__
contiki_argc--;
contiki_argv++;
#ifdef UIP_FALLBACK_INTERFACE
contiki_argc--;
contiki_argv++;
#endif
#endif
process_init();
process_start(&etimer_process, NULL);
ctimer_init();
rtimer_init();
set_lladdr();
netstack_init();
printf("MAC %s NETWORK %s\n", NETSTACK_MAC.name, NETSTACK_NETWORK.name);
#if NETSTACK_CONF_WITH_IPV6
queuebuf_init();
memcpy(&uip_lladdr.addr, serial_id, sizeof(uip_lladdr.addr));
process_start(&tcpip_process, NULL);
#ifdef __CYGWIN__
process_start(&wpcap_process, NULL);
#endif
printf("Tentative link-local IPv6 address ");
{
uip_ds6_addr_t *lladdr;
int i;
lladdr = uip_ds6_get_link_local(-1);
for(i = 0; i < 7; ++i) {
printf("%02x%02x:", lladdr->ipaddr.u8[i * 2],
lladdr->ipaddr.u8[i * 2 + 1]);
}
/* make it hardcoded... */
lladdr->state = ADDR_AUTOCONF;
printf("%02x%02x\n", lladdr->ipaddr.u8[14], lladdr->ipaddr.u8[15]);
}
#endif /* NETSTACK_CONF_WITH_IPV6 */
serial_line_init();
autostart_start(autostart_processes);
/* Make standard output unbuffered. */
setvbuf(stdout, (char *)NULL, _IONBF, 0);
select_set_callback(STDIN_FILENO, &stdin_fd);
while(1) {
fd_set fdr;
fd_set fdw;
int maxfd;
int i;
int retval;
struct timeval tv;
retval = process_run();
tv.tv_sec = 0;
tv.tv_usec = retval ? 1 : 1000;
FD_ZERO(&fdr);
FD_ZERO(&fdw);
maxfd = 0;
for(i = 0; i <= select_max; i++) {
if(select_callback[i] != NULL && select_callback[i]->set_fd(&fdr, &fdw)) {
maxfd = i;
}
}
retval = select(maxfd + 1, &fdr, &fdw, NULL, &tv);
if(retval < 0) {
if(errno != EINTR) {
perror("select");
}
} else if(retval > 0) {
/* timeout => retval == 0 */
for(i = 0; i <= maxfd; i++) {
if(select_callback[i] != NULL) {
select_callback[i]->handle_fd(&fdr, &fdw);
}
}
}
etimer_request_poll();
}
return 0;
}
/*---------------------------------------------------------------------------*/
void
log_message(char *m1, char *m2)
{
fprintf(stderr, "%s%s\n", m1, m2);
}
/*---------------------------------------------------------------------------*/
void
uip_log(char *m)
{
fprintf(stderr, "%s\n", m);
}
/*---------------------------------------------------------------------------*/
/** @} */