2006-06-17 22:41:10 +00:00
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/*
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* Copyright (c) 2002, Adam Dunkels.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following
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* disclaimer in the documentation and/or other materials provided
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* with the distribution.
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* 3. The name of the author may not be used to endorse or promote
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* products derived from this software without specific prior
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* written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS
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* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
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* GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* This file is part of the Contiki OS
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*
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*/
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2014-09-24 23:04:25 +00:00
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/**
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* \ingroup platform
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*
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* \defgroup native_platform Native platform
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*
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* Platform running in the host (Windows or Linux) environment.
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*
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* Used mainly for development and debugging.
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* @{
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*/
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2007-05-22 21:33:31 +00:00
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#include <stdio.h>
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2011-12-19 12:50:50 +00:00
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#include <string.h>
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2008-01-08 08:08:57 +00:00
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#include <unistd.h>
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2007-11-28 12:54:41 +00:00
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#include <sys/select.h>
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2014-04-22 12:38:08 +00:00
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#include <errno.h>
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2007-05-22 21:33:31 +00:00
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2012-01-08 18:37:56 +00:00
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#ifdef __CYGWIN__
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#include "net/wpcap-drv.h"
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#endif /* __CYGWIN__ */
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2006-06-17 22:41:10 +00:00
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#include "contiki.h"
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2010-02-23 18:43:21 +00:00
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#include "net/netstack.h"
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2006-06-17 22:41:10 +00:00
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2009-03-17 15:56:32 +00:00
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#include "dev/serial-line.h"
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2008-01-08 08:08:57 +00:00
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2017-09-22 13:06:44 +00:00
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#include "net/ipv6/uip.h"
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2017-10-01 19:40:51 +00:00
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#include "net/ipv6/uip-debug.h"
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2017-05-13 11:09:58 +00:00
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#include "net/queuebuf.h"
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2006-06-17 22:41:10 +00:00
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2014-12-01 20:02:57 +00:00
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#if NETSTACK_CONF_WITH_IPV6
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2013-11-22 08:17:54 +00:00
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#include "net/ipv6/uip-ds6.h"
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2014-12-01 20:02:57 +00:00
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#endif /* NETSTACK_CONF_WITH_IPV6 */
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2011-12-19 12:50:50 +00:00
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2017-10-17 23:18:40 +00:00
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/* Log configuration */
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#include "sys/log.h"
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#define LOG_MODULE "Native"
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#define LOG_LEVEL LOG_LEVEL_MAIN
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2017-10-12 07:15:39 +00:00
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2017-12-22 10:22:38 +00:00
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/*---------------------------------------------------------------------------*/
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/**
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* \name Native Platform Configuration
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*
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* @{
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*/
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/*
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* Defines the maximum number of file descriptors monitored by the platform
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* main loop.
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*/
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2012-01-18 16:44:31 +00:00
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#ifdef SELECT_CONF_MAX
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#define SELECT_MAX SELECT_CONF_MAX
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#else
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#define SELECT_MAX 8
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#endif
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2011-12-19 12:50:50 +00:00
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2017-12-22 10:22:38 +00:00
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/*
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* Defines the timeout (in msec) of the select operation if no monitored file
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* descriptors becomes ready.
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*/
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2017-12-07 15:20:53 +00:00
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#ifdef SELECT_CONF_TIMEOUT
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#define SELECT_TIMEOUT SELECT_CONF_TIMEOUT
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#else
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#define SELECT_TIMEOUT 1000
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#endif
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2017-12-22 10:22:38 +00:00
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/*
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* Adds the STDIN file descriptor to the list of monitored file descriptors.
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*/
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2017-12-11 08:21:12 +00:00
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#ifdef SELECT_CONF_STDIN
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#define SELECT_STDIN SELECT_CONF_STDIN
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#else
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#define SELECT_STDIN 1
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#endif
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2017-12-22 10:22:38 +00:00
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/** @} */
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/*---------------------------------------------------------------------------*/
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2017-12-11 08:21:12 +00:00
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2012-01-18 16:44:31 +00:00
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static const struct select_callback *select_callback[SELECT_MAX];
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static int select_max = 0;
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2006-06-17 22:41:10 +00:00
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2011-12-19 12:50:50 +00:00
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static uint8_t serial_id[] = {0x01,0x02,0x03,0x04,0x05,0x06,0x07,0x08};
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2015-10-01 10:01:05 +00:00
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#if !NETSTACK_CONF_WITH_IPV6
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2012-01-06 11:59:43 +00:00
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static uint16_t node_id = 0x0102;
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2015-10-01 10:01:05 +00:00
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#endif /* !NETSTACK_CONF_WITH_IPV6 */
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2006-06-17 22:41:10 +00:00
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/*---------------------------------------------------------------------------*/
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2012-01-18 16:44:31 +00:00
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int
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select_set_callback(int fd, const struct select_callback *callback)
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{
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int i;
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if(fd >= 0 && fd < SELECT_MAX) {
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/* Check that the callback functions are set */
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if(callback != NULL &&
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(callback->set_fd == NULL || callback->handle_fd == NULL)) {
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callback = NULL;
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}
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select_callback[fd] = callback;
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/* Update fd max */
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if(callback != NULL) {
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if(fd > select_max) {
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select_max = fd;
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}
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} else {
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select_max = 0;
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for(i = SELECT_MAX - 1; i > 0; i--) {
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if(select_callback[i] != NULL) {
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select_max = i;
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break;
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}
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}
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}
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return 1;
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}
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return 0;
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}
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/*---------------------------------------------------------------------------*/
|
2017-12-11 08:21:12 +00:00
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#if SELECT_STDIN
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2012-01-18 16:44:31 +00:00
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static int
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stdin_set_fd(fd_set *rset, fd_set *wset)
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{
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FD_SET(STDIN_FILENO, rset);
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return 1;
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}
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static void
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stdin_handle_fd(fd_set *rset, fd_set *wset)
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{
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char c;
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if(FD_ISSET(STDIN_FILENO, rset)) {
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if(read(STDIN_FILENO, &c, 1) > 0) {
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serial_line_input_byte(c);
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}
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}
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}
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const static struct select_callback stdin_fd = {
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stdin_set_fd, stdin_handle_fd
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};
|
2017-12-11 08:21:12 +00:00
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#endif /* SELECT_STDIN */
|
2012-01-18 16:44:31 +00:00
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/*---------------------------------------------------------------------------*/
|
2011-12-19 12:50:50 +00:00
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static void
|
2017-06-22 16:27:04 +00:00
|
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|
set_lladdr(void)
|
2011-12-19 12:50:50 +00:00
|
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|
{
|
2013-12-12 22:58:52 +00:00
|
|
|
linkaddr_t addr;
|
2011-12-19 12:50:50 +00:00
|
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|
|
2013-12-12 22:58:52 +00:00
|
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|
memset(&addr, 0, sizeof(linkaddr_t));
|
2014-12-01 20:02:57 +00:00
|
|
|
#if NETSTACK_CONF_WITH_IPV6
|
2011-12-19 12:50:50 +00:00
|
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|
memcpy(addr.u8, serial_id, sizeof(addr.u8));
|
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|
|
#else
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|
|
if(node_id == 0) {
|
2017-10-17 23:18:40 +00:00
|
|
|
int i;
|
2013-12-12 22:58:52 +00:00
|
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|
for(i = 0; i < sizeof(linkaddr_t); ++i) {
|
2011-12-19 12:50:50 +00:00
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|
addr.u8[i] = serial_id[7 - i];
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|
}
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} else {
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addr.u8[0] = node_id & 0xff;
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|
addr.u8[1] = node_id >> 8;
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|
|
}
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|
#endif
|
2013-12-12 22:58:52 +00:00
|
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|
linkaddr_set_node_addr(&addr);
|
2011-12-19 12:50:50 +00:00
|
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|
}
|
2017-10-01 19:40:51 +00:00
|
|
|
/*---------------------------------------------------------------------------*/
|
2017-12-13 09:39:24 +00:00
|
|
|
#if NETSTACK_CONF_WITH_IPV6
|
2017-10-01 19:40:51 +00:00
|
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|
static void
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|
|
set_global_address(void)
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|
{
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|
static uip_ipaddr_t ipaddr;
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static uip_ipaddr_t *prefix = NULL;
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/* Assign a unique local address (RFC4193,
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|
http://tools.ietf.org/html/rfc4193). */
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if(prefix == NULL) {
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uip_ip6addr(&ipaddr, UIP_DS6_DEFAULT_PREFIX, 0, 0, 0, 0, 0, 0, 0);
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} else {
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memcpy(&ipaddr, prefix, 8);
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|
}
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|
|
/* Assumes that the uip_lladdr is set */
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uip_ds6_set_addr_iid(&ipaddr, &uip_lladdr);
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uip_ds6_addr_add(&ipaddr, 0, ADDR_AUTOCONF);
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|
2017-10-31 08:17:03 +00:00
|
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|
LOG_INFO("Added global IPv6 address ");
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|
|
LOG_INFO_6ADDR(&ipaddr);
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|
LOG_INFO_("\n");
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|
|
2017-10-01 19:40:51 +00:00
|
|
|
/* set the PREFIX::1 address to the IF */
|
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|
|
uip_ip6addr(&ipaddr, UIP_DS6_DEFAULT_PREFIX, 0, 0, 0, 0, 0, 0, 1);
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|
|
uip_ds6_defrt_add(&ipaddr, 0);
|
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|
|
}
|
2017-12-13 09:39:24 +00:00
|
|
|
#endif
|
2011-12-19 12:50:50 +00:00
|
|
|
/*---------------------------------------------------------------------------*/
|
|
|
|
int contiki_argc = 0;
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|
|
char **contiki_argv;
|
2017-10-15 17:01:18 +00:00
|
|
|
/*---------------------------------------------------------------------------*/
|
|
|
|
void
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|
|
|
platform_process_args(int argc, char**argv)
|
2006-06-17 22:41:10 +00:00
|
|
|
{
|
2011-12-19 12:50:50 +00:00
|
|
|
/* crappy way of remembering and accessing argc/v */
|
|
|
|
contiki_argc = argc;
|
|
|
|
contiki_argv = argv;
|
|
|
|
|
2012-03-27 09:09:54 +00:00
|
|
|
/* 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
|
2017-10-15 17:01:18 +00:00
|
|
|
}
|
|
|
|
/*---------------------------------------------------------------------------*/
|
|
|
|
void
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|
|
|
platform_init_stage_one()
|
|
|
|
{
|
2017-10-17 23:18:40 +00:00
|
|
|
return;
|
2017-10-15 17:01:18 +00:00
|
|
|
}
|
|
|
|
/*---------------------------------------------------------------------------*/
|
|
|
|
void
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|
|
|
platform_init_stage_two()
|
|
|
|
{
|
2017-06-22 16:27:04 +00:00
|
|
|
set_lladdr();
|
2018-01-26 12:37:24 +00:00
|
|
|
serial_line_init();
|
2017-10-15 17:01:18 +00:00
|
|
|
}
|
|
|
|
/*---------------------------------------------------------------------------*/
|
|
|
|
void
|
|
|
|
platform_init_stage_three()
|
|
|
|
{
|
2014-12-01 20:02:57 +00:00
|
|
|
#if NETSTACK_CONF_WITH_IPV6
|
2012-01-08 18:37:56 +00:00
|
|
|
#ifdef __CYGWIN__
|
|
|
|
process_start(&wpcap_process, NULL);
|
|
|
|
#endif
|
2017-10-01 19:40:51 +00:00
|
|
|
|
|
|
|
set_global_address();
|
|
|
|
|
2017-06-16 15:02:42 +00:00
|
|
|
#endif /* NETSTACK_CONF_WITH_IPV6 */
|
2011-12-19 12:50:50 +00:00
|
|
|
|
2008-01-08 08:08:57 +00:00
|
|
|
/* Make standard output unbuffered. */
|
|
|
|
setvbuf(stdout, (char *)NULL, _IONBF, 0);
|
2017-10-15 17:01:18 +00:00
|
|
|
}
|
|
|
|
/*---------------------------------------------------------------------------*/
|
|
|
|
void
|
|
|
|
platform_main_loop()
|
|
|
|
{
|
2017-12-11 08:21:12 +00:00
|
|
|
#if SELECT_STDIN
|
2012-01-18 16:44:31 +00:00
|
|
|
select_set_callback(STDIN_FILENO, &stdin_fd);
|
2017-12-11 08:21:12 +00:00
|
|
|
#endif /* SELECT_STDIN */
|
2006-06-17 22:41:10 +00:00
|
|
|
while(1) {
|
2011-12-19 12:50:50 +00:00
|
|
|
fd_set fdr;
|
|
|
|
fd_set fdw;
|
|
|
|
int maxfd;
|
2012-01-18 16:44:31 +00:00
|
|
|
int i;
|
2012-01-04 16:32:46 +00:00
|
|
|
int retval;
|
2007-11-28 12:54:41 +00:00
|
|
|
struct timeval tv;
|
2012-01-18 16:44:31 +00:00
|
|
|
|
|
|
|
retval = process_run();
|
2008-01-08 08:08:57 +00:00
|
|
|
|
2007-11-28 12:54:41 +00:00
|
|
|
tv.tv_sec = 0;
|
2017-12-07 15:20:53 +00:00
|
|
|
tv.tv_usec = retval ? 1 : SELECT_TIMEOUT;
|
2008-01-08 08:08:57 +00:00
|
|
|
|
2011-12-19 12:50:50 +00:00
|
|
|
FD_ZERO(&fdr);
|
|
|
|
FD_ZERO(&fdw);
|
2012-01-18 16:44:31 +00:00
|
|
|
maxfd = 0;
|
|
|
|
for(i = 0; i <= select_max; i++) {
|
|
|
|
if(select_callback[i] != NULL && select_callback[i]->set_fd(&fdr, &fdw)) {
|
|
|
|
maxfd = i;
|
|
|
|
}
|
|
|
|
}
|
2011-12-19 12:50:50 +00:00
|
|
|
|
2012-01-18 16:44:31 +00:00
|
|
|
retval = select(maxfd + 1, &fdr, &fdw, NULL, &tv);
|
|
|
|
if(retval < 0) {
|
2014-04-22 12:38:08 +00:00
|
|
|
if(errno != EINTR) {
|
|
|
|
perror("select");
|
|
|
|
}
|
2012-01-04 16:32:46 +00:00
|
|
|
} else if(retval > 0) {
|
|
|
|
/* timeout => retval == 0 */
|
2012-01-18 16:44:31 +00:00
|
|
|
for(i = 0; i <= maxfd; i++) {
|
|
|
|
if(select_callback[i] != NULL) {
|
|
|
|
select_callback[i]->handle_fd(&fdr, &fdw);
|
|
|
|
}
|
2008-01-08 08:08:57 +00:00
|
|
|
}
|
|
|
|
}
|
2011-12-19 12:50:50 +00:00
|
|
|
|
2006-06-17 22:41:10 +00:00
|
|
|
etimer_request_poll();
|
|
|
|
}
|
2012-01-18 16:44:31 +00:00
|
|
|
|
2017-10-15 17:01:18 +00:00
|
|
|
return;
|
2006-06-17 22:41:10 +00:00
|
|
|
}
|
|
|
|
/*---------------------------------------------------------------------------*/
|
2008-01-08 08:08:57 +00:00
|
|
|
void
|
|
|
|
log_message(char *m1, char *m2)
|
2006-06-17 22:41:10 +00:00
|
|
|
{
|
2012-11-12 21:24:52 +00:00
|
|
|
fprintf(stderr, "%s%s\n", m1, m2);
|
2006-06-17 22:41:10 +00:00
|
|
|
}
|
2008-01-08 08:08:57 +00:00
|
|
|
/*---------------------------------------------------------------------------*/
|
2006-06-17 22:41:10 +00:00
|
|
|
void
|
|
|
|
uip_log(char *m)
|
|
|
|
{
|
2012-11-12 21:24:52 +00:00
|
|
|
fprintf(stderr, "%s\n", m);
|
2006-06-17 22:41:10 +00:00
|
|
|
}
|
2008-01-08 08:08:57 +00:00
|
|
|
/*---------------------------------------------------------------------------*/
|
2014-09-24 23:04:25 +00:00
|
|
|
/** @} */
|