198 lines
6.1 KiB
C
198 lines
6.1 KiB
C
/*
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* Copyright (c) 2011, Swedish Institute of Computer Science.
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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 copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the Institute nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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/**
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* \file
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* Slip configuration
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* \author
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* Niclas Finne <nfi@sics.se>
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* Joakim Eriksson <joakime@sics.se>
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <stdarg.h>
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#include <string.h>
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#include <unistd.h>
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#include <errno.h>
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#include <fcntl.h>
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#include <signal.h>
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#include <termios.h>
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#include <sys/ioctl.h>
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#include <err.h>
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#include "contiki.h"
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int slip_config_verbose = 0;
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const char *slip_config_ipaddr;
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int slip_config_flowcontrol = 0;
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int slip_config_timestamp = 0;
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const char *slip_config_siodev = NULL;
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const char *slip_config_host = NULL;
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const char *slip_config_port = NULL;
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char slip_config_tundev[32] = { "" };
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uint16_t slip_config_basedelay = 0;
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#ifndef BAUDRATE
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#define BAUDRATE B115200
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#endif
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speed_t slip_config_b_rate = BAUDRATE;
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/*---------------------------------------------------------------------------*/
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int
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slip_config_handle_arguments(int argc, char **argv)
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{
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const char *prog;
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char c;
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int baudrate = 115200;
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slip_config_verbose = 0;
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prog = argv[0];
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while((c = getopt(argc, argv, "B:H:D:Lhs:t:v::d::a:p:T")) != -1) {
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switch(c) {
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case 'B':
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baudrate = atoi(optarg);
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break;
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case 'H':
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slip_config_flowcontrol = 1;
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break;
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case 'L':
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slip_config_timestamp = 1;
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break;
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case 's':
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if(strncmp("/dev/", optarg, 5) == 0) {
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slip_config_siodev = optarg + 5;
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} else {
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slip_config_siodev = optarg;
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}
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break;
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case 't':
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if(strncmp("/dev/", optarg, 5) == 0) {
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strncpy(slip_config_tundev, optarg + 5, sizeof(slip_config_tundev));
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} else {
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strncpy(slip_config_tundev, optarg, sizeof(slip_config_tundev));
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}
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break;
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case 'a':
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slip_config_host = optarg;
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break;
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case 'p':
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slip_config_port = optarg;
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break;
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case 'd':
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slip_config_basedelay = 10;
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if(optarg) slip_config_basedelay = atoi(optarg);
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break;
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case 'v':
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slip_config_verbose = 2;
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if(optarg) slip_config_verbose = atoi(optarg);
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break;
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case '?':
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case 'h':
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default:
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fprintf(stderr,"usage: %s [options] ipaddress\n", prog);
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fprintf(stderr,"example: border-router.native -L -v2 -s ttyUSB1 aaaa::1/64\n");
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fprintf(stderr,"Options are:\n");
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#ifdef linux
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fprintf(stderr," -B baudrate 9600,19200,38400,57600,115200,921600 (default 115200)\n");
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#else
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fprintf(stderr," -B baudrate 9600,19200,38400,57600,115200 (default 115200)\n");
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#endif
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fprintf(stderr," -H Hardware CTS/RTS flow control (default disabled)\n");
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fprintf(stderr," -L Log output format (adds time stamps)\n");
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fprintf(stderr," -s siodev Serial device (default /dev/ttyUSB0)\n");
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fprintf(stderr," -a host Connect via TCP to server at <host>\n");
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fprintf(stderr," -p port Connect via TCP to server at <host>:<port>\n");
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fprintf(stderr," -t tundev Name of interface (default tun0)\n");
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fprintf(stderr," -v[level] Verbosity level\n");
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fprintf(stderr," -v0 No messages\n");
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fprintf(stderr," -v1 Encapsulated SLIP debug messages (default)\n");
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fprintf(stderr," -v2 Printable strings after they are received\n");
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fprintf(stderr," -v3 Printable strings and SLIP packet notifications\n");
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fprintf(stderr," -v4 All printable characters as they are received\n");
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fprintf(stderr," -v5 All SLIP packets in hex\n");
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fprintf(stderr," -v Equivalent to -v3\n");
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fprintf(stderr," -d[basedelay] Minimum delay between outgoing SLIP packets.\n");
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fprintf(stderr," Actual delay is basedelay*(#6LowPAN fragments) milliseconds.\n");
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fprintf(stderr," -d is equivalent to -d10.\n");
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exit(1);
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break;
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}
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}
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argc -= optind - 1;
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argv += optind - 1;
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if(argc != 2 && argc != 3) {
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err(1, "usage: %s [-B baudrate] [-H] [-L] [-s siodev] [-t tundev] [-T] [-v verbosity] [-d delay] [-a serveraddress] [-p serverport] ipaddress", prog);
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}
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slip_config_ipaddr = argv[1];
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switch(baudrate) {
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case -2:
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break; /* Use default. */
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case 9600:
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slip_config_b_rate = B9600;
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break;
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case 19200:
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slip_config_b_rate = B19200;
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break;
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case 38400:
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slip_config_b_rate = B38400;
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break;
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case 57600:
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slip_config_b_rate = B57600;
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break;
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case 115200:
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slip_config_b_rate = B115200;
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break;
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#ifdef linux
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case 921600:
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slip_config_b_rate = B921600;
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break;
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#endif
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default:
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err(1, "unknown baudrate %d", baudrate);
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break;
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}
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if(*slip_config_tundev == '\0') {
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/* Use default. */
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strcpy(slip_config_tundev, "tun0");
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}
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return 1;
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}
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/*---------------------------------------------------------------------------*/
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