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 uint32_t verbose = 0;
  53
  54 /*
  55  * bthidcontrol
  56  */
  57
  58 int
  59 main(int argc, char *argv[])
  60 {
  61         bdaddr_t        bdaddr;
  62         int             opt;
  63
  64         hid_init(NULL);
  65         memcpy(&bdaddr, NG_HCI_BDADDR_ANY, sizeof(bdaddr));
  66
  67         while ((opt = getopt(argc, argv, "a:c:H:hv")) != -1) {
  68                 switch (opt) {
  69                 case 'a': /* bdaddr */
  70                         if (!bt_aton(optarg, &bdaddr)) {
  71                                 struct hostent  *he = NULL;
  72
  73                                 if ((he = bt_gethostbyname(optarg)) == NULL)
  74                                         errx(1, "%s: %s", optarg, hstrerror(h_errno));
  75
  76                                 memcpy(&bdaddr, he->h_addr, sizeof(bdaddr));
  77                         }
  78                         break;
  79
  80                 case 'c': /* config file */
  81                         config_file = optarg;
  82                         break;
  83
  84                 case 'H': /* HIDs file */
  85                         hids_file = optarg;
  86                         break;
  87
  88                 case 'v': /* verbose */
  89                         verbose++;
  90                         break;
  91
  92                 case 'h':
  93                 default:
  94                         usage();
  95                         /* NOT REACHED */
  96                 }
  97         }
  98
  99         argc -= optind;
 100         argv += optind;
 101
 102         if (*argv == NULL)
 103                 usage();
 104
 105         return (do_bthid_command(&bdaddr, argc, argv));
 106 } /* main */
 107
 108 /* Execute commands */
 109 static int
 110 do_bthid_command(bdaddr_p bdaddr, int argc, char **argv)
 111 {
 112         char                    *cmd = argv[0];
 113         struct bthid_command    *c = NULL;
 114         int                      e, help;
 115
 116         help = 0;
 117         if (strcasecmp(cmd, "help") == 0) {
 118                 argc --;
 119                 argv ++;
 120
 121                 if (argc <= 0) {
 122                         fprintf(stdout, "Supported commands:\n");
 123                         print_bthid_command(sdp_commands);
 124                         print_bthid_command(hid_commands);
 125                         fprintf(stdout, "\nFor more information use " \
 126                                         "'help command'\n");
 127
 128                         return (OK);
 129                 }
 130
 131                 help = 1;
 132                 cmd = argv[0];
 133         }
 134
 135         c = find_bthid_command(cmd, sdp_commands);
 136         if (c == NULL)
 137                 c = find_bthid_command(cmd, hid_commands);
 138
 139         if (c == NULL) {
 140                 fprintf(stdout, "Unknown command: \"%s\"\n", cmd);
 141                 return (ERROR);
 142         }
 143
 144         if (!help)
 145                 e = (c->handler)(bdaddr, -- argc, ++ argv);
 146         else
 147                 e = USAGE;
 148
 149         switch (e) {
 150         case OK:
 151         case FAILED:
 152                 break;
 153
 154         case ERROR:
 155                 fprintf(stdout, "Could not execute command \"%s\". %s\n",
 156                                 cmd, strerror(errno));
 157                 break;
 158
 159         case USAGE:
 160                 fprintf(stdout, "Usage: %s\n%s\n", c->command, c->description);
 161                 break;
 162
 163         default: assert(0); break;
 164         }
 165
 166         return (e);
 167 } /* do_bthid_command */
 168
 169 /* Try to find command in specified category */
 170 static struct bthid_command *
 171 find_bthid_command(char const *command, struct bthid_command *category)
 172 {
 173         struct bthid_command    *c = NULL;
 174
 175         for (c = category; c->command != NULL; c++) {
 176                 char    *c_end = strchr(c->command, ' ');
 177
 178                 if (c_end != NULL) {
 179                         int     len = c_end - c->command;
 180
 181                         if (strncasecmp(command, c->command, len) == 0)
 182                                 return (c);
 183                 } else if (strcasecmp(command, c->command) == 0)
 184                                 return (c);
 185         }
 186
 187         return (NULL);
 188 } /* find_bthid_command */
 189
 190 /* Print commands in specified category */
 191 static void
 192 print_bthid_command(struct bthid_command *category)
 193 {
 194         struct bthid_command    *c = NULL;
 195
 196         for (c = category; c->command != NULL; c++)
 197                 fprintf(stdout, "\t%s\n", c->command);
 198 } /* print_bthid_command */
 199
 200 /* Usage */
 201 static void
 202 usage(void)
 203 {
 204         fprintf(stderr,
 205 "Usage: bthidcontrol options command\n" \
 206 "Where options are:\n"
 207 "       -a bdaddr       specify bdaddr\n" \
 208 "       -c file         specify path to the bthidd config file\n" \
 209 "       -H file         specify path to the bthidd HIDs file\n" \
 210 "       -h              display usage and quit\n" \
 211 "       -v              be verbose\n" \
 212 "       command         one of the supported commands\n");
 213         exit(255);
 214 } /* usage */
 215