usr.sbin/bluetooth/bthidcontrol/bthidcontrol.c

   1 /*-
   2  * bthidcontrol.c
   3  *
   4  * SPDX-License-Identifier: BSD-2-Clause
   5  *
   6  * Copyright (c) 2004 Maksim Yevmenkin <m_evmenkin@yahoo.com>
   7  * All rights reserved.
   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  *
  18  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
  19  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  20  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  21  * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
  22  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  23  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  24  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  25  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  26  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  27  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  28  * SUCH DAMAGE.
  29  *
  30  * $Id: bthidcontrol.c,v 1.2 2004/02/13 21:44:41 max Exp $
  31  */
  32
  33 #include <sys/queue.h>
  34 #include <assert.h>
  35 #define L2CAP_SOCKET_CHECKED
  36 #include <bluetooth.h>
  37 #include <err.h>
  38 #include <errno.h>
  39 #include <stdio.h>
  40 #include <stdlib.h>
  41 #include <string.h>
  42 #include <unistd.h>
  43 #include <usbhid.h>
  44 #include "bthid_config.h"
  45 #include "bthidcontrol.h"
  46
  47 static int do_bthid_command(bdaddr_p bdaddr, int argc, char **argv);
  48 static struct bthid_command * find_bthid_command(char const *command, struct bthid_command *category);
  49 static void print_bthid_command(struct bthid_command *category);
  50 static void usage(void) __dead2;
  51
  52 int32_t hid_sdp_query(bdaddr_t const *local, bdaddr_t const *remote, int32_t *error);
  53
  54 uint32_t verbose = 0;
  55
  56 /*
  57  * bthidcontrol
  58  */
  59
  60 int
  61 main(int argc, char *argv[])
  62 {
  63         bdaddr_t        bdaddr;
  64         int             opt;
  65
  66         hid_init(NULL);
  67         memcpy(&bdaddr, NG_HCI_BDADDR_ANY, sizeof(bdaddr));
  68
  69         while ((opt = getopt(argc, argv, "a:c:H:hv")) != -1) {
  70                 switch (opt) {
  71                 case 'a': /* bdaddr */
  72                         if (!bt_aton(optarg, &bdaddr)) {
  73                                 struct hostent  *he = NULL;
  74
  75                                 if ((he = bt_gethostbyname(optarg)) == NULL)
  76                                         errx(1, "%s: %s", optarg, hstrerror(h_errno));
  77
  78                                 memcpy(&bdaddr, he->h_addr, sizeof(bdaddr));
  79                         }
  80                         break;
  81
  82                 case 'c': /* config file */
  83                         config_file = optarg;
  84                         break;
  85
  86                 case 'H': /* HIDs file */
  87                         hids_file = optarg;
  88                         break;
  89
  90                 case 'v': /* verbose */
  91                         verbose++;
  92                         break;
  93
  94                 case 'h':
  95                 default:
  96                         usage();
  97                         /* NOT REACHED */
  98                 }
  99         }
 100
 101         argc -= optind;
 102         argv += optind;
 103
 104         if (*argv == NULL)
 105                 usage();
 106
 107         return (do_bthid_command(&bdaddr, argc, argv));
 108 } /* main */
 109
 110 /* Execute commands */
 111 static int
 112 do_bthid_command(bdaddr_p bdaddr, int argc, char **argv)
 113 {
 114         char                    *cmd = argv[0];
 115         struct bthid_command    *c = NULL;
 116         int                      e, help;
 117
 118         help = 0;
 119         if (strcasecmp(cmd, "help") == 0) {
 120                 argc --;
 121                 argv ++;
 122
 123                 if (argc <= 0) {
 124                         fprintf(stdout, "Supported commands:\n");
 125                         print_bthid_command(sdp_commands);
 126                         print_bthid_command(hid_commands);
 127                         fprintf(stdout, "\nFor more information use " \
 128                                         "'help command'\n");
 129
 130                         return (OK);
 131                 }
 132
 133                 help = 1;
 134                 cmd = argv[0];
 135         }
 136
 137         c = find_bthid_command(cmd, sdp_commands);
 138         if (c == NULL)
 139                 c = find_bthid_command(cmd, hid_commands);
 140
 141         if (c == NULL) {
 142                 fprintf(stdout, "Unknown command: \"%s\"\n", cmd);
 143                 return (ERROR);
 144         }
 145
 146         if (!help)
 147                 e = (c->handler)(bdaddr, -- argc, ++ argv);
 148         else
 149                 e = USAGE;
 150
 151         switch (e) {
 152         case OK:
 153         case FAILED:
 154                 break;
 155
 156         case ERROR:
 157                 fprintf(stdout, "Could not execute command \"%s\". %s\n",
 158                                 cmd, strerror(errno));
 159                 break;
 160
 161         case USAGE:
 162                 fprintf(stdout, "Usage: %s\n%s\n", c->command, c->description);
 163                 break;
 164
 165         default: assert(0); break;
 166         }
 167
 168         return (e);
 169 } /* do_bthid_command */
 170
 171 /* Try to find command in specified category */
 172 static struct bthid_command *
 173 find_bthid_command(char const *command, struct bthid_command *category)
 174 {
 175         struct bthid_command    *c = NULL;
 176
 177         for (c = category; c->command != NULL; c++) {
 178                 char    *c_end = strchr(c->command, ' ');
 179
 180                 if (c_end != NULL) {
 181                         int     len = c_end - c->command;
 182
 183                         if (strncasecmp(command, c->command, len) == 0)
 184                                 return (c);
 185                 } else if (strcasecmp(command, c->command) == 0)
 186                                 return (c);
 187         }
 188
 189         return (NULL);
 190 } /* find_bthid_command */
 191
 192 /* Print commands in specified category */
 193 static void
 194 print_bthid_command(struct bthid_command *category)
 195 {
 196         struct bthid_command    *c = NULL;
 197
 198         for (c = category; c->command != NULL; c++)
 199                 fprintf(stdout, "\t%s\n", c->command);
 200 } /* print_bthid_command */
 201
 202 /* Usage */
 203 static void
 204 usage(void)
 205 {
 206         fprintf(stderr,
 207 "Usage: bthidcontrol options command\n" \
 208 "Where options are:\n"
 209 "       -a bdaddr       specify bdaddr\n" \
 210 "       -c file         specify path to the bthidd config file\n" \
 211 "       -H file         specify path to the bthidd HIDs file\n" \
 212 "       -h              display usage and quit\n" \
 213 "       -v              be verbose\n" \
 214 "       command         one of the supported commands\n");
 215         exit(255);
 216 } /* usage */
 217