usr.sbin/btdevctl/btdevctl.c

   1 /*      $NetBSD: btdevctl.c,v 1.7 2008/07/21 13:36:57 lukem Exp $       */
   2
   3 /*-
   4  * Copyright (c) 2006 Itronix Inc.
   5  * All rights reserved.
   6  *
   7  * Written by Iain Hibbert for Itronix Inc.
   8  *
   9  * Redistribution and use in source and binary forms, with or without
  10  * modification, are permitted provided that the following conditions
  11  * are met:
  12  * 1. Redistributions of source code must retain the above copyright
  13  *    notice, this list of conditions and the following disclaimer.
  14  * 2. Redistributions in binary form must reproduce the above copyright
  15  *    notice, this list of conditions and the following disclaimer in the
  16  *    documentation and/or other materials provided with the distribution.
  17  * 3. The name of Itronix Inc. may not be used to endorse
  18  *    or promote products derived from this software without specific
  19  *    prior written permission.
  20  *
  21  * THIS SOFTWARE IS PROVIDED BY ITRONIX INC. ``AS IS'' AND
  22  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
  23  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  24  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL ITRONIX INC. BE LIABLE FOR ANY
  25  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
  26  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  27  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
  28  * ON ANY THEORY OF LIABILITY, WHETHER IN
  29  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  30  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  31  * POSSIBILITY OF SUCH DAMAGE.
  32  */
  33
  34 #include <sys/cdefs.h>
  35 __COPYRIGHT("@(#) Copyright (c) 2006 The NetBSD Foundation, Inc.\
  36   @(#) Copyright (c) 2006 Itronix, Inc.\
  37   All rights reserved.");
  38 __RCSID("$NetBSD: btdevctl.c,v 1.7 2008/07/21 13:36:57 lukem Exp $");
  39
  40 #include <prop/proplib.h>
  41 #include <sys/ioctl.h>
  42
  43 #include <bluetooth.h>
  44 #include <ctype.h>
  45 #include <err.h>
  46 #include <fcntl.h>
  47 #include <stdlib.h>
  48 #include <string.h>
  49 #include <unistd.h>
  50
  51 #include <dev/bluetooth/btdev.h>
  52
  53 #include "btdevctl.h"
  54
  55 #define BTHUB_PATH              "/dev/bthub"
  56
  57 int main(int, char *[]);
  58 void usage(void);
  59 char *uppercase(const char *);
  60 int bthub_pioctl(unsigned long, prop_dictionary_t);
  61
  62 int
  63 main(int argc, char *argv[])
  64 {
  65         prop_dictionary_t dev;
  66         prop_object_t obj;
  67         bdaddr_t laddr, raddr;
  68         const char *service, *mode;
  69         int ch, query, verbose, attach, detach, set, none;
  70
  71         bdaddr_copy(&laddr, BDADDR_ANY);
  72         bdaddr_copy(&raddr, BDADDR_ANY);
  73         service = NULL;
  74         mode = NULL;
  75         query = false;
  76         verbose = false;
  77         attach = false;
  78         detach = false;
  79         set = false;
  80         none = false;
  81
  82         while ((ch = getopt(argc, argv, "Aa:Dd:hm:qs:v")) != -1) {
  83                 switch (ch) {
  84                 case 'A': /* Attach device */
  85                         attach = true;
  86                         break;
  87
  88                 case 'a': /* remote address */
  89                         if (!bt_aton(optarg, &raddr)) {
  90                                 struct hostent  *he = NULL;
  91
  92                                 if ((he = bt_gethostbyname(optarg)) == NULL)
  93                                         errx(EXIT_FAILURE, "%s: %s",
  94                                                 optarg, hstrerror(h_errno));
  95
  96                                 bdaddr_copy(&raddr, (bdaddr_t *)he->h_addr);
  97                         }
  98                         break;
  99
 100                 case 'D': /* Detach device */
 101                         detach = true;
 102                         break;
 103
 104                 case 'd': /* local device address */
 105                         if (!bt_devaddr(optarg, &laddr))
 106                                 err(EXIT_FAILURE, "%s", optarg);
 107
 108                         break;
 109
 110                 case 'm': /* link mode */
 111                         if (strcasecmp(optarg, "none") == 0)
 112                                 none = true;
 113                         else if (strcasecmp(optarg, BTDEVauth) == 0)
 114                                 mode = BTDEVauth;
 115                         else if (strcasecmp(optarg, BTDEVencrypt) == 0)
 116                                 mode = BTDEVencrypt;
 117                         else if (strcasecmp(optarg, BTDEVsecure) == 0)
 118                                 mode = BTDEVsecure;
 119                         else
 120                                 errx(EXIT_FAILURE, "%s: unknown mode", optarg);
 121
 122                         break;
 123
 124                 case 'q':
 125                         query = true;
 126                         break;
 127
 128                 case 's': /* service */
 129                         service = uppercase(optarg);
 130                         break;
 131
 132                 case 'v': /* verbose */
 133                         verbose = true;
 134                         break;
 135
 136                 case 'h':
 137                 default:
 138                         usage();
 139                 }
 140         }
 141
 142         argc -= optind;
 143         argv += optind;
 144
 145         if (argc > 0
 146             || (attach == true && detach == true)
 147             || bdaddr_any(&laddr)
 148             || bdaddr_any(&raddr)
 149             || service == NULL)
 150                 usage();
 151
 152         if (attach == false && detach == false)
 153                 verbose = true;
 154
 155         dev = db_get(&laddr, &raddr, service);
 156         if (dev == NULL || query == true) {
 157                 if (verbose == true)
 158                         printf("Performing SDP query for service '%s'..\n", service);
 159
 160                 dev = cfg_query(&laddr, &raddr, service);
 161                 if (dev == NULL)
 162                         errx(EXIT_FAILURE, "%s/%s not found", bt_ntoa(&raddr, NULL), service);
 163
 164                 set = true;
 165         }
 166
 167         if (mode != NULL) {
 168                 obj = prop_string_create_cstring_nocopy(mode);
 169                 if (obj == NULL || !prop_dictionary_set(dev, BTDEVmode, obj))
 170                         errx(EXIT_FAILURE, "proplib failure (%s)", BTDEVmode);
 171
 172                 prop_object_release(obj);
 173                 set = true;
 174         }
 175
 176         if (none == true) {
 177                 prop_dictionary_remove(dev, BTDEVmode);
 178                 set = true;
 179         }
 180
 181         if (set == true && !db_set(dev, &laddr, &raddr, service))
 182                 errx(EXIT_FAILURE, "service store failed");
 183
 184         /* add binary local-bdaddr */
 185         obj = prop_data_create_data(&laddr, sizeof(laddr));
 186         if (obj == NULL || !prop_dictionary_set(dev, BTDEVladdr, obj))
 187                 errx(EXIT_FAILURE, "proplib failure (%s)", BTDEVladdr);
 188
 189         prop_object_release(obj);
 190
 191         /* add binary remote-bdaddr */
 192         obj = prop_data_create_data(&raddr, sizeof(raddr));
 193         if (obj == NULL || !prop_dictionary_set(dev, BTDEVraddr, obj))
 194                 errx(EXIT_FAILURE, "proplib failure (%s)", BTDEVraddr);
 195
 196         prop_object_release(obj);
 197
 198         /* add service name */
 199         obj = prop_string_create_cstring(service);
 200         if (obj == NULL || !prop_dictionary_set(dev, BTDEVservice, obj))
 201                 errx(EXIT_FAILURE, "proplib failure (%s)", BTDEVservice);
 202
 203         prop_object_release(obj);
 204
 205         if (verbose == true)
 206                 cfg_print(dev);
 207
 208         if (attach == true)
 209                 bthub_pioctl(BTDEV_ATTACH, dev);
 210
 211         if (detach == true)
 212                 bthub_pioctl(BTDEV_DETACH, dev);
 213
 214         exit(EXIT_SUCCESS);
 215 }
 216
 217 void
 218 usage(void)
 219 {
 220
 221         fprintf(stderr,
 222                 "usage: %s [-A | -D] [-qv] [-m mode] -a address -d device -s service\n"
 223                 "Where:\n"
 224                 "\t-A           attach device\n"
 225                 "\t-a address   remote device address\n"
 226                 "\t-D           detach device\n"
 227                 "\t-d device    local device address\n"
 228                 "\t-m mode      link mode\n"
 229                 "\t-q           force SDP query\n"
 230                 "\t-s service   remote service\n"
 231                 "\t-v           verbose\n"
 232                 "", getprogname());
 233
 234         exit(EXIT_FAILURE);
 235 }
 236
 237 char *
 238 uppercase(const char *arg)
 239 {
 240         char *str, *ptr;
 241
 242         str = strdup(arg);
 243         if (str == NULL)
 244                 err(EXIT_FAILURE, "strdup");
 245
 246         for (ptr = str ; *ptr ; ptr++)
 247                 *ptr = (char)toupper((int)*ptr);
 248
 249         return str;
 250 }
 251
 252 int
 253 bthub_pioctl(unsigned long cmd, prop_dictionary_t dict)
 254 {
 255         int fd;
 256
 257         fd = open(BTHUB_PATH, O_WRONLY, 0);
 258         if (fd < 0)
 259                 err(EXIT_FAILURE, "%s", BTHUB_PATH);
 260
 261         if (prop_dictionary_send_ioctl(dict, fd, cmd))
 262                 err(EXIT_FAILURE, "%s", BTHUB_PATH);
 263
 264         close(fd);
 265         return EXIT_SUCCESS;
 266 }