usr.sbin/bluetooth/sdpcontrol/sdpcontrol.c

   1 /*
   2  * sdpcontrol.c
   3  *
   4  * Copyright (c) 2001-2003 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: sdpcontrol.c,v 1.1 2003/09/08 02:27:27 max Exp $
  29  * $FreeBSD$
  30  */
  31
  32 #include <assert.h>
  33 #define L2CAP_SOCKET_CHECKED
  34 #include <bluetooth.h>
  35 #include <err.h>
  36 #include <errno.h>
  37 #include <sdp.h>
  38 #include <stdio.h>
  39 #include <stdlib.h>
  40 #include <string.h>
  41 #include <unistd.h>
  42 #include "sdpcontrol.h"
  43
  44 /* Prototypes */
  45 static int                  do_sdp_command      (bdaddr_p, char const *, int,
  46                                                  int, char **);
  47 static struct sdp_command * find_sdp_command    (char const *,
  48                                                  struct sdp_command *);
  49 static void                 print_sdp_command   (struct sdp_command *);
  50 static void                 usage               (void);
  51
  52 /* Main */
  53 int
  54 main(int argc, char *argv[])
  55 {
  56         char const      *control = SDP_LOCAL_PATH;
  57         int              n, local;
  58         bdaddr_t         bdaddr;
  59
  60         memset(&bdaddr, 0, sizeof(bdaddr));
  61         local = 0;
  62
  63         /* Process command line arguments */
  64         while ((n = getopt(argc, argv, "a:c:lh")) != -1) {
  65                 switch (n) {
  66                 case 'a': /* bdaddr */
  67                         if (!bt_aton(optarg, &bdaddr)) {
  68                                 struct hostent  *he = NULL;
  69
  70                                 if ((he = bt_gethostbyname(optarg)) == NULL)
  71                                         errx(1, "%s: %s", optarg, hstrerror(h_errno));
  72
  73                                 memcpy(&bdaddr, he->h_addr, sizeof(bdaddr));
  74                         }
  75                         break;
  76
  77                 case 'c': /* control socket */
  78                         control = optarg;
  79                         break;
  80
  81                 case 'l': /* local sdpd */
  82                         local = 1;
  83                         break;
  84
  85                 case 'h':
  86                 default:
  87                         usage();
  88                         /* NOT REACHED */
  89                 }
  90         }
  91
  92         argc -= optind;
  93         argv += optind;
  94
  95         if (*argv == NULL)
  96                 usage();
  97
  98         return (do_sdp_command(&bdaddr, control, local, argc, argv));
  99 }
 100
 101 /* Execute commands */
 102 static int
 103 do_sdp_command(bdaddr_p bdaddr, char const *control, int local,
 104                 int argc, char **argv)
 105 {
 106         char                    *cmd = argv[0];
 107         struct sdp_command      *c = NULL;
 108         void                    *xs = NULL;
 109         int                      e, help;
 110
 111         help = 0;
 112         if (strcasecmp(cmd, "help") == 0) {
 113                 argc --;
 114                 argv ++;
 115
 116                 if (argc <= 0) {
 117                         fprintf(stdout, "Supported commands:\n");
 118                         print_sdp_command(sdp_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_sdp_command(cmd, sdp_commands);
 130         if (c == NULL) {
 131                 fprintf(stdout, "Unknown command: \"%s\"\n", cmd);
 132                 return (ERROR);
 133         }
 134
 135         if (!help) {
 136                 if (!local) {
 137                         if (memcmp(bdaddr, NG_HCI_BDADDR_ANY, sizeof(*bdaddr)) == 0)
 138                                 usage();
 139
 140                         xs = sdp_open(NG_HCI_BDADDR_ANY, bdaddr);
 141                 } else
 142                         xs = sdp_open_local(control);
 143
 144                 if (xs == NULL)
 145                         errx(1, "Could not create SDP session object");
 146                 if (sdp_error(xs) == 0)
 147                         e = (c->handler)(xs, -- argc, ++ argv);
 148                 else
 149                         e = ERROR;
 150         } else
 151                 e = USAGE;
 152
 153         switch (e) {
 154         case OK:
 155         case FAILED:
 156                 break;
 157
 158         case ERROR:
 159                 fprintf(stdout, "Could not execute command \"%s\". %s\n",
 160                         cmd, strerror(sdp_error(xs)));
 161                 break;
 162
 163         case USAGE:
 164                 fprintf(stdout, "Usage: %s\n%s\n", c->command, c->description);
 165                 break;
 166
 167         default: assert(0); break;
 168         }
 169
 170         sdp_close(xs);
 171
 172         return (e);
 173 } /* do_sdp_command */
 174
 175 /* Try to find command in specified category */
 176 static struct sdp_command *
 177 find_sdp_command(char const *command, struct sdp_command *category)
 178 {
 179         struct sdp_command      *c = NULL;
 180
 181         for (c = category; c->command != NULL; c++) {
 182                 char    *c_end = strchr(c->command, ' ');
 183
 184                 if (c_end != NULL) {
 185                         int     len = c_end - c->command;
 186
 187                         if (strncasecmp(command, c->command, len) == 0)
 188                                 return (c);
 189                 } else if (strcasecmp(command, c->command) == 0)
 190                                 return (c);
 191         }
 192
 193         return (NULL);
 194 } /* find_sdp_command */
 195
 196 /* Print commands in specified category */
 197 static void
 198 print_sdp_command(struct sdp_command *category)
 199 {
 200         struct sdp_command      *c = NULL;
 201
 202         for (c = category; c->command != NULL; c++)
 203                 fprintf(stdout, "\t%s\n", c->command);
 204 } /* print_sdp_command */
 205
 206 /* Usage */
 207 static void
 208 usage(void)
 209 {
 210         fprintf(stderr,
 211 "Usage: sdpcontrol options command\n" \
 212 "Where options are:\n"
 213 "       -a address      address to connect to\n" \
 214 "       -c path         path to the control socket (default is %s)\n" \
 215 "       -h              display usage and quit\n" \
 216 "       -l              connect to the local SDP server via control socket\n" \
 217 "       command         one of the supported commands\n", SDP_LOCAL_PATH);
 218         exit(255);
 219 } /* usage */
 220