usr.sbin/irdaattach/irdaattach.c

   1 /*      $NetBSD: irdaattach.c,v 1.7 2008/04/28 20:24:16 martin Exp $    */
   2
   3 /*
   4  * Copyright (c) 2001 The NetBSD Foundation, Inc.
   5  * All rights reserved.
   6  *
   7  * This code is derived from software contributed to The NetBSD Foundation
   8  * by Lennart Augustsson (lennart@augustsson.net).
   9  *
  10  * Redistribution and use in source and binary forms, with or without
  11  * modification, are permitted provided that the following conditions
  12  * are met:
  13  * 1. Redistributions of source code must retain the above copyright
  14  *    notice, this list of conditions and the following disclaimer.
  15  * 2. Redistributions in binary form must reproduce the above copyright
  16  *    notice, this list of conditions and the following disclaimer in the
  17  *    documentation and/or other materials provided with the distribution.
  18  *
  19  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
  20  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
  21  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  22  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
  23  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  24  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  25  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  27  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  28  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  29  * POSSIBILITY OF SUCH DAMAGE.
  30  */
  31 /*
  32  * Inspired by slattach.c.
  33  */
  34
  35 #include <sys/ioctl.h>
  36 #include <dev/ir/irdaio.h>
  37
  38 #include <err.h>
  39 #include <fcntl.h>
  40 #include <paths.h>
  41 #include <signal.h>
  42 #include <stdio.h>
  43 #include <stdlib.h>
  44 #include <string.h>
  45 #include <termios.h>
  46 #include <unistd.h>
  47 #include <util.h>
  48
  49 int     main(int, char **);
  50 void    usage(void);
  51
  52 int
  53 main(int argc, char **argv)
  54 {
  55         int fd;
  56         char *dev, devbuf[100];
  57         const char *donglename = "none";
  58         struct termios tty;
  59         tcflag_t cflag = HUPCL;
  60         int ch;
  61         sigset_t nsigset;
  62         int opt_detach = 1;
  63         int pr_pid = 0;
  64         int pr_frame = 0;
  65         int frdev;
  66         int dongle;
  67
  68         while ((ch = getopt(argc, argv, "d:fhHlmnp")) != -1) {
  69                 switch (ch) {
  70                 case 'd':
  71                         donglename = optarg;
  72                         break;
  73                 case 'f':
  74                         pr_frame = 1;
  75                         break;
  76                 case 'h':
  77                         cflag |= CRTSCTS;
  78                         break;
  79                 case 'H':
  80                         cflag |= CDTRCTS;
  81                         break;
  82                 case 'l':
  83                         cflag |= CLOCAL;
  84                         break;
  85                 case 'm':
  86                         cflag &= ~HUPCL;
  87                         break;
  88                 case 'n':
  89                         opt_detach = 0;
  90                         break;
  91                 case 'p':
  92                         pr_pid = 1;
  93                         break;
  94                 case '?':
  95                 default:
  96                         usage();
  97                 }
  98         }
  99         argc -= optind;
 100         argv += optind;
 101
 102         if (argc != 1)
 103                 usage();
 104
 105         dev = *argv;
 106         if (strncmp(_PATH_DEV, dev, sizeof(_PATH_DEV) - 1)) {
 107                 (void)snprintf(devbuf, sizeof(devbuf),
 108                     "%s%s", _PATH_DEV, dev);
 109                 dev = devbuf;
 110         }
 111         if ((fd = open(dev, O_RDWR | O_NDELAY)) < 0)
 112                 err(1, "%s", dev);
 113         tty.c_cflag = CREAD | CS8 | cflag;
 114         tty.c_iflag = 0;
 115         tty.c_lflag = 0;
 116         tty.c_oflag = 0;
 117         tty.c_cc[VMIN] = 1;
 118         tty.c_cc[VTIME] = 0;
 119         cfsetspeed(&tty, 9600);
 120         if (tcsetattr(fd, TCSADRAIN, &tty) < 0)
 121                 err(1, "tcsetattr");
 122         if (ioctl(fd, TIOCSDTR, 0) < 0)
 123                 err(1, "TIOCSDTR");
 124         if (ioctl(fd, TIOCSLINED, "irframe") < 0)
 125                 err(1, "TIOCSLINED");
 126         if (pr_frame) {
 127                 if (ioctl(fd, IRFRAMETTY_GET_DEVICE, &frdev) < 0)
 128                         err(1, "IRFRAMETTY_GET_DEVICE");
 129                 printf("%sirframe%d\n", _PATH_DEV, frdev);
 130         }
 131         if (strcmp(donglename, "none") == 0)
 132                 dongle = DONGLE_NONE;
 133         else if (strcmp(donglename, "tekram") == 0)
 134                 dongle = DONGLE_TEKRAM;
 135         else if (strcmp(donglename, "jeteye") == 0)
 136                 dongle = DONGLE_JETEYE;
 137         else if (strcmp(donglename, "actisys") == 0)
 138                 dongle = DONGLE_ACTISYS;
 139         else if (strcmp(donglename, "actisys+") == 0)
 140                 dongle = DONGLE_ACTISYS_PLUS;
 141         else if (strcmp(donglename, "litelink") == 0)
 142                 dongle = DONGLE_LITELINK;
 143         else if (strcmp(donglename, "girbil") == 0)
 144                 dongle = DONGLE_GIRBIL;
 145         else
 146                 errx(1, "Unknown dongle");
 147         if (ioctl(fd, IRFRAMETTY_SET_DONGLE, &dongle) < 0)
 148                 err(1, "IRFRAMETTY_SET_DONGLE");
 149
 150         fflush(stdout);
 151         if (opt_detach && daemon(0, 0) != 0)
 152                 err(1, "couldn't detach");
 153         if (pr_pid)
 154                 pidfile(NULL);
 155         sigemptyset(&nsigset);
 156         for (;;)
 157                 sigsuspend(&nsigset);
 158 }
 159
 160 void
 161 usage()
 162 {
 163
 164         fprintf(stderr, "usage: %s [-d donglename] [-fhHlmnp] ttyname\n",
 165                 getprogname());
 166         exit(1);
 167 }