usr.sbin/bluetooth/bthidcontrol/bthidcontrol.c

   1 /*
   2  * bthidcontrol.c
   3  *
   4  * Copyright (c) 2004 Maksim Yevmenkin <m_evmenkin@yahoo.com>
   5  * All rights reserved.
   6  *
   7  * Redistribution and use in source and binary forms, with or without
   8  * modification, are permitted provided that the following conditions
   9  * are met:
  10  * 1. Redistributions of source code must retain the above copyright
  11  *    notice, this list of conditions and the following disclaimer.
  12  * 2. Redistributions in binary form must reproduce the above copyright
  13  *    notice, this list of conditions and the following disclaimer in the
  14  *    documentation and/or other materials provided with the distribution.
  15  *
  16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
  17  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  18  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  19  * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
  20  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  21  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  22  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  23  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  24  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  25  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  26  * SUCH DAMAGE.
  27  *
  28  * $Id: bthidcontrol.c,v 1.2 2004/02/13 21:44:41 max Exp $
  29  * $FreeBSD$
  30  */
  31
  32 #include <sys/queue.h>
  33 #include <assert.h>
  34 #define L2CAP_SOCKET_CHECKED
  35 #include <bluetooth.h>
  36 #include <err.h>
  37 #include <errno.h>
  38 #include <stdio.h>
  39 #include <stdlib.h>
  40 #include <string.h>
  41 #include <unistd.h>
  42 #include <usbhid.h>
  43 #include "bthid_config.h"
  44 #include "bthidcontrol.h"
  45
  46 static int do_bthid_command(bdaddr_p bdaddr, int argc, char **argv);
  47 static struct bthid_command * find_bthid_command(char const *command, struct bthid_command *category);
  48 static void print_bthid_command(struct bthid_command *category);
  49 static void usage(void);
  50
  51 int32_t hid_sdp_query(bdaddr_t const *local, bdaddr_t const *remote, int32_t *error);
  52
  53 uint32_t verbose = 0;
  54
  55 /*
  56  * bthidcontrol
  57  */
  58
  59 int
  60 main(int argc, char *argv[])
  61 {
  62         bdaddr_t        bdaddr;
  63         int             opt;
  64
  65         hid_init(NULL);
  66         memcpy(&bdaddr, NG_HCI_BDADDR_ANY, sizeof(bdaddr));
  67
  68         while ((opt = getopt(argc, argv, "a:c:H:hv")) != -1) {
  69                 switch (opt) {
  70                 case 'a': /* bdaddr */
  71                         if (!bt_aton(optarg, &bdaddr)) {
  72                                 struct hostent  *he = NULL;
  73
  74                                 if ((he = bt_gethostbyname(optarg)) == NULL)
  75                                         errx(1, "%s: %s", optarg, hstrerror(h_errno));
  76
  77                                 memcpy(&bdaddr, he->h_addr, sizeof(bdaddr));
  78                         }
  79                         break;
  80
  81                 case 'c': /* config file */
  82                         config_file = optarg;
  83                         break;
  84
  85                 case 'H': /* HIDs file */
  86                         hids_file = optarg;
  87                         break;
  88
  89                 case 'v': /* verbose */
  90                         verbose++;
  91                         break;
  92
  93                 case 'h':
  94                 default:
  95                         usage();
  96                         /* NOT REACHED */
  97                 }
  98         }
  99
 100         argc -= optind;
 101         argv += optind;
 102
 103         if (*argv == NULL)
 104                 usage();
 105
 106         return (do_bthid_command(&bdaddr, argc, argv));
 107 } /* main */
 108
 109 /* Execute commands */
 110 static int
 111 do_bthid_command(bdaddr_p bdaddr, int argc, char **argv)
 112 {
 113         char                    *cmd = argv[0];
 114         struct bthid_command    *c = NULL;
 115         int                      e, help;
 116
 117         help = 0;
 118         if (strcasecmp(cmd, "help") == 0) {
 119                 argc --;
 120                 argv ++;
 121
 122                 if (argc <= 0) {
 123                         fprintf(stdout, "Supported commands:\n");
 124                         print_bthid_command(sdp_commands);
 125                         print_bthid_command(hid_commands);
 126                         fprintf(stdout, "\nFor more information use " \
 127                                         "'help command'\n");
 128
 129                         return (OK);
 130                 }
 131
 132                 help = 1;
 133                 cmd = argv[0];
 134         }
 135
 136         c = find_bthid_command(cmd, sdp_commands);
 137         if (c == NULL)
 138                 c = find_bthid_command(cmd, hid_commands);
 139
 140         if (c == NULL) {
 141                 fprintf(stdout, "Unknown command: \"%s\"\n", cmd);
 142                 return (ERROR);
 143         }
 144
 145         if (!help)
 146                 e = (c->handler)(bdaddr, -- argc, ++ argv);
 147         else
 148                 e = USAGE;
 149
 150         switch (e) {
 151         case OK:
 152         case FAILED:
 153                 break;
 154
 155         case ERROR:
 156                 fprintf(stdout, "Could not execute command \"%s\". %s\n",
 157                                 cmd, strerror(errno));
 158                 break;
 159
 160         case USAGE:
 161                 fprintf(stdout, "Usage: %s\n%s\n", c->command, c->description);
 162                 break;
 163
 164         default: assert(0); break;
 165         }
 166
 167         return (e);
 168 } /* do_bthid_command */
 169
 170 /* Try to find command in specified category */
 171 static struct bthid_command *
 172 find_bthid_command(char const *command, struct bthid_command *category)
 173 {
 174         struct bthid_command    *c = NULL;
 175
 176         for (c = category; c->command != NULL; c++) {
 177                 char    *c_end = strchr(c->command, ' ');
 178
 179                 if (c_end != NULL) {
 180                         int     len = c_end - c->command;
 181
 182                         if (strncasecmp(command, c->command, len) == 0)
 183                                 return (c);
 184                 } else if (strcasecmp(command, c->command) == 0)
 185                                 return (c);
 186         }
 187
 188         return (NULL);
 189 } /* find_bthid_command */
 190
 191 /* Print commands in specified category */
 192 static void
 193 print_bthid_command(struct bthid_command *category)
 194 {
 195         struct bthid_command    *c = NULL;
 196
 197         for (c = category; c->command != NULL; c++)
 198                 fprintf(stdout, "\t%s\n", c->command);
 199 } /* print_bthid_command */
 200
 201 /* Usage */
 202 static void
 203 usage(void)
 204 {
 205         fprintf(stderr,
 206 "Usage: bthidcontrol options command\n" \
 207 "Where options are:\n"
 208 "       -a bdaddr       specify bdaddr\n" \
 209 "       -c file         specify path to the bthidd config file\n" \
 210 "       -H file         specify path to the bthidd HIDs file\n" \
 211 "       -h              display usage and quit\n" \
 212 "       -v              be verbose\n" \
 213 "       command         one of the supported commands\n");
 214         exit(255);
 215 } /* usage */
 216