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 #include <bluetooth.h>
  35 #include <err.h>
  36 #include <errno.h>
  37 #include <stdio.h>
  38 #include <stdlib.h>
  39 #include <string.h>
  40 #include <unistd.h>
  41 #include <usbhid.h>
  42 #include "bthid_config.h"
  43 #include "bthidcontrol.h"
  44
  45 static int do_bthid_command(bdaddr_p bdaddr, int argc, char **argv);
  46 static struct bthid_command * find_bthid_command(char const *command, struct bthid_command *category);
  47 static void print_bthid_command(struct bthid_command *category);
  48 static void usage(void);
  49
  50 int32_t hid_sdp_query(bdaddr_t const *local, bdaddr_t const *remote, int32_t *error);
  51
  52 /*
  53  * bthidcontrol
  54  */
  55
  56 int
  57 main(int argc, char *argv[])
  58 {
  59         bdaddr_t        bdaddr;
  60         int             opt;
  61
  62         hid_init(NULL);
  63         memcpy(&bdaddr, NG_HCI_BDADDR_ANY, sizeof(bdaddr));
  64
  65         while ((opt = getopt(argc, argv, "a:c:H:h")) != -1) {
  66                 switch (opt) {
  67                 case 'a': /* bdaddr */
  68                         if (!bt_aton(optarg, &bdaddr)) {
  69                                 struct hostent  *he = NULL;
  70
  71                                 if ((he = bt_gethostbyname(optarg)) == NULL)
  72                                         errx(1, "%s: %s", optarg, hstrerror(h_errno));
  73
  74                                 memcpy(&bdaddr, he->h_addr, sizeof(bdaddr));
  75                         }
  76                         break;
  77
  78                 case 'c': /* config file */
  79                         config_file = optarg;
  80                         break;
  81
  82                 case 'H': /* HIDs file */
  83                         hids_file = optarg;
  84                         break;
  85
  86                 case 'h':
  87                 default:
  88                         usage();
  89                         /* NOT REACHED */
  90                 }
  91         }
  92
  93         argc -= optind;
  94         argv += optind;
  95
  96         if (*argv == NULL)
  97                 usage();
  98
  99         return (do_bthid_command(&bdaddr, argc, argv));
 100 } /* main */
 101
 102 /* Execute commands */
 103 static int
 104 do_bthid_command(bdaddr_p bdaddr, int argc, char **argv)
 105 {
 106         char                    *cmd = argv[0];
 107         struct bthid_command    *c = NULL;
 108         int                      e, help;
 109
 110         help = 0;
 111         if (strcasecmp(cmd, "help") == 0) {
 112                 argc --;
 113                 argv ++;
 114
 115                 if (argc <= 0) {
 116                         fprintf(stdout, "Supported commands:\n");
 117                         print_bthid_command(sdp_commands);
 118                         print_bthid_command(hid_commands);
 119                         fprintf(stdout, "\nFor more information use " \
 120                                         "'help command'\n");
 121
 122                         return (OK);
 123                 }
 124
 125                 help = 1;
 126                 cmd = argv[0];
 127         }
 128
 129         c = find_bthid_command(cmd, sdp_commands);
 130         if (c == NULL)
 131                 c = find_bthid_command(cmd, hid_commands);
 132
 133         if (c == NULL) {
 134                 fprintf(stdout, "Unknown command: \"%s\"\n", cmd);
 135                 return (ERROR);
 136         }
 137
 138         if (!help)
 139                 e = (c->handler)(bdaddr, -- argc, ++ argv);
 140         else
 141                 e = USAGE;
 142
 143         switch (e) {
 144         case OK:
 145         case FAILED:
 146                 break;
 147
 148         case ERROR:
 149                 fprintf(stdout, "Could not execute command \"%s\". %s\n",
 150                                 cmd, strerror(errno));
 151                 break;
 152
 153         case USAGE:
 154                 fprintf(stdout, "Usage: %s\n%s\n", c->command, c->description);
 155                 break;
 156
 157         default: assert(0); break;
 158         }
 159
 160         return (e);
 161 } /* do_bthid_command */
 162
 163 /* Try to find command in specified category */
 164 static struct bthid_command *
 165 find_bthid_command(char const *command, struct bthid_command *category)
 166 {
 167         struct bthid_command    *c = NULL;
 168
 169         for (c = category; c->command != NULL; c++) {
 170                 char    *c_end = strchr(c->command, ' ');
 171
 172                 if (c_end != NULL) {
 173                         int     len = c_end - c->command;
 174
 175                         if (strncasecmp(command, c->command, len) == 0)
 176                                 return (c);
 177                 } else if (strcasecmp(command, c->command) == 0)
 178                                 return (c);
 179         }
 180
 181         return (NULL);
 182 } /* find_bthid_command */
 183
 184 /* Print commands in specified category */
 185 static void
 186 print_bthid_command(struct bthid_command *category)
 187 {
 188         struct bthid_command    *c = NULL;
 189
 190         for (c = category; c->command != NULL; c++)
 191                 fprintf(stdout, "\t%s\n", c->command);
 192 } /* print_bthid_command */
 193
 194 /* Usage */
 195 static void
 196 usage(void)
 197 {
 198         fprintf(stderr,
 199 "Usage: bthidcontrol options command\n" \
 200 "Where options are:\n"
 201 "       -a bdaddr       specify bdaddr\n" \
 202 "       -c file         specify path to the bthidd config file\n" \
 203 "       -H file         specify path to the bthidd HIDs file\n" \
 204 "       -h              display usage and quit\n" \
 205 "       command         one of the supported commands\n");
 206         exit(255);
 207 } /* usage */
 208