usr.sbin/bluetooth/bthidcontrol/bthidcontrol.c

   1 /*-
   2  * bthidcontrol.c
   3  *
   4  * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
   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  * $FreeBSD$
  32  */
  33
  34 #include <sys/queue.h>
  35 #include <assert.h>
  36 #define L2CAP_SOCKET_CHECKED
  37 #include <bluetooth.h>
  38 #include <err.h>
  39 #include <errno.h>
  40 #include <stdio.h>
  41 #include <stdlib.h>
  42 #include <string.h>
  43 #include <unistd.h>
  44 #include <usbhid.h>
  45 #include "bthid_config.h"
  46 #include "bthidcontrol.h"
  47
  48 static int do_bthid_command(bdaddr_p bdaddr, int argc, char **argv);
  49 static struct bthid_command * find_bthid_command(char const *command, struct bthid_command *category);
  50 static void print_bthid_command(struct bthid_command *category);
  51 static void usage(void);
  52
  53 int32_t hid_sdp_query(bdaddr_t const *local, bdaddr_t const *remote, int32_t *error);
  54
  55 uint32_t verbose = 0;
  56
  57 /*
  58  * bthidcontrol
  59  */
  60
  61 int
  62 main(int argc, char *argv[])
  63 {
  64         bdaddr_t        bdaddr;
  65         int             opt;
  66
  67         hid_init(NULL);
  68         memcpy(&bdaddr, NG_HCI_BDADDR_ANY, sizeof(bdaddr));
  69
  70         while ((opt = getopt(argc, argv, "a:c:H:hv")) != -1) {
  71                 switch (opt) {
  72                 case 'a': /* bdaddr */
  73                         if (!bt_aton(optarg, &bdaddr)) {
  74                                 struct hostent  *he = NULL;
  75
  76                                 if ((he = bt_gethostbyname(optarg)) == NULL)
  77                                         errx(1, "%s: %s", optarg, hstrerror(h_errno));
  78
  79                                 memcpy(&bdaddr, he->h_addr, sizeof(bdaddr));
  80                         }
  81                         break;
  82
  83                 case 'c': /* config file */
  84                         config_file = optarg;
  85                         break;
  86
  87                 case 'H': /* HIDs file */
  88                         hids_file = optarg;
  89                         break;
  90
  91                 case 'v': /* verbose */
  92                         verbose++;
  93                         break;
  94
  95                 case 'h':
  96                 default:
  97                         usage();
  98                         /* NOT REACHED */
  99                 }
 100         }
 101
 102         argc -= optind;
 103         argv += optind;
 104
 105         if (*argv == NULL)
 106                 usage();
 107
 108         return (do_bthid_command(&bdaddr, argc, argv));
 109 } /* main */
 110
 111 /* Execute commands */
 112 static int
 113 do_bthid_command(bdaddr_p bdaddr, int argc, char **argv)
 114 {
 115         char                    *cmd = argv[0];
 116         struct bthid_command    *c = NULL;
 117         int                      e, help;
 118
 119         help = 0;
 120         if (strcasecmp(cmd, "help") == 0) {
 121                 argc --;
 122                 argv ++;
 123
 124                 if (argc <= 0) {
 125                         fprintf(stdout, "Supported commands:\n");
 126                         print_bthid_command(sdp_commands);
 127                         print_bthid_command(hid_commands);
 128                         fprintf(stdout, "\nFor more information use " \
 129                                         "'help command'\n");
 130
 131                         return (OK);
 132                 }
 133
 134                 help = 1;
 135                 cmd = argv[0];
 136         }
 137
 138         c = find_bthid_command(cmd, sdp_commands);
 139         if (c == NULL)
 140                 c = find_bthid_command(cmd, hid_commands);
 141
 142         if (c == NULL) {
 143                 fprintf(stdout, "Unknown command: \"%s\"\n", cmd);
 144                 return (ERROR);
 145         }
 146
 147         if (!help)
 148                 e = (c->handler)(bdaddr, -- argc, ++ argv);
 149         else
 150                 e = USAGE;
 151
 152         switch (e) {
 153         case OK:
 154         case FAILED:
 155                 break;
 156
 157         case ERROR:
 158                 fprintf(stdout, "Could not execute command \"%s\". %s\n",
 159                                 cmd, strerror(errno));
 160                 break;
 161
 162         case USAGE:
 163                 fprintf(stdout, "Usage: %s\n%s\n", c->command, c->description);
 164                 break;
 165
 166         default: assert(0); break;
 167         }
 168
 169         return (e);
 170 } /* do_bthid_command */
 171
 172 /* Try to find command in specified category */
 173 static struct bthid_command *
 174 find_bthid_command(char const *command, struct bthid_command *category)
 175 {
 176         struct bthid_command    *c = NULL;
 177
 178         for (c = category; c->command != NULL; c++) {
 179                 char    *c_end = strchr(c->command, ' ');
 180
 181                 if (c_end != NULL) {
 182                         int     len = c_end - c->command;
 183
 184                         if (strncasecmp(command, c->command, len) == 0)
 185                                 return (c);
 186                 } else if (strcasecmp(command, c->command) == 0)
 187                                 return (c);
 188         }
 189
 190         return (NULL);
 191 } /* find_bthid_command */
 192
 193 /* Print commands in specified category */
 194 static void
 195 print_bthid_command(struct bthid_command *category)
 196 {
 197         struct bthid_command    *c = NULL;
 198
 199         for (c = category; c->command != NULL; c++)
 200                 fprintf(stdout, "\t%s\n", c->command);
 201 } /* print_bthid_command */
 202
 203 /* Usage */
 204 static void
 205 usage(void)
 206 {
 207         fprintf(stderr,
 208 "Usage: bthidcontrol options command\n" \
 209 "Where options are:\n"
 210 "       -a bdaddr       specify bdaddr\n" \
 211 "       -c file         specify path to the bthidd config file\n" \
 212 "       -H file         specify path to the bthidd HIDs file\n" \
 213 "       -h              display usage and quit\n" \
 214 "       -v              be verbose\n" \
 215 "       command         one of the supported commands\n");
 216         exit(255);
 217 } /* usage */
 218