usr.sbin/iwicontrol/iwicontrol.c

   1 /*
   2  * Copyright (c) 2004, 2005
   3  *      Damien Bergamini <damien.bergamini@free.fr>.
   4  * Copyright (c) 2004, 2005
   5  *      Andrew Atrens <atrens@nortelnetworks.com>.
   6  *
   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 unmodified, this list of conditions, and the following
  14  *    disclaimer.
  15  * 2. Redistributions in binary form must reproduce the above copyright
  16  *    notice, this list of conditions and the following disclaimer in the
  17  *    documentation and/or other materials provided with the distribution.
  18  *
  19  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
  20  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  21  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  22  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
  23  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  24  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  25  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  26  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  27  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  28  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  29  * SUCH DAMAGE.
  30  *
  31  * $DragonFly: src/usr.sbin/iwicontrol/iwicontrol.c,v 1.3 2006/05/18 15:51:45 sephe Exp $
  32  */
  33
  34 #include <sys/cdefs.h>
  35
  36 #include <sys/types.h>
  37 #include <sys/ioctl.h>
  38 #include <sys/mman.h>
  39 #include <sys/socket.h>
  40 #include <sys/stat.h>
  41 #include <sys/sysctl.h>
  42
  43 #include <net/if.h>
  44
  45 #include <err.h>
  46 #include <errno.h>
  47 #include <fcntl.h>
  48 #include <stdio.h>
  49 #include <stdlib.h>
  50 #include <string.h>
  51 #include <sysexits.h>
  52 #include <unistd.h>
  53
  54 #define SIOCSLOADFW      _IOW('i', 137, struct ifreq)
  55 #define SIOCSKILLFW      _IOW('i', 138, struct ifreq)
  56
  57 struct firmware {
  58         char    *boot;
  59         int     boot_size;
  60         char    *ucode;
  61         int     ucode_size;
  62         char    *main;
  63         int     main_size;
  64 };
  65
  66 struct header {
  67         u_int32_t       version;
  68         u_int32_t       mode;
  69 } __attribute__((__packed__));
  70
  71 static void usage(void);
  72 static int do_req(const char *, unsigned long, void *);
  73 static void mmap_file(const char *, char **, size_t *);
  74 static void load_firmware(const char *, const char *, const char *);
  75 static void kill_firmware(const char *);
  76 static void get_radio_state(const char *);
  77 static void get_statistics(const char *);
  78 static void dump_debug(const char *);
  79
  80 int
  81 main(int argc, char **argv)
  82 {
  83         int ch;
  84         const char *iface = NULL, *mode = "bss", *path = NULL;
  85         int noflag = 1, kflag = 0, rflag = 0, dflag = 0;
  86
  87         if (argc > 1 && argv[1][0] != '-') {
  88                 iface = argv[1];
  89                 optind++;
  90         }
  91
  92         while ((ch = getopt(argc, argv, "d:i:km:rD")) != -1) {
  93                 if (ch != 'i')
  94                         noflag = 0;
  95
  96                 switch (ch) {
  97                 case 'd':
  98                         path = optarg;
  99                         break;
 100
 101                 case 'i':
 102                         iface = optarg;
 103                         break;
 104
 105                 case 'k':
 106                         kflag = 1;
 107                         break;
 108
 109                 case 'm':
 110                         mode = optarg;
 111                         break;
 112
 113                 case 'r':
 114                         rflag = 1;
 115                         break;
 116
 117                 case 'D':
 118                         dflag = 1;
 119                         break;
 120
 121                 default:
 122                         usage();
 123                 }
 124         }
 125
 126         if (iface == NULL)
 127                 usage();
 128
 129         if (kflag && (path != NULL || rflag))
 130                 usage();
 131
 132         if (kflag)
 133                 kill_firmware(iface);
 134
 135         if (path != NULL)
 136                 load_firmware(iface, path, mode);
 137
 138         if (rflag)
 139                 get_radio_state(iface);
 140
 141         if (dflag)
 142                 dump_debug(iface);
 143
 144         if (noflag)
 145                 get_statistics(iface);
 146
 147         return EX_OK;
 148 }
 149
 150 extern char *__progname;
 151
 152 static void
 153 usage(void)
 154 {
 155         fprintf(stderr, "usage:  %s iface\n"
 156             "\t%s iface -d path [-m bss|ibss]\n"
 157             "\t%s iface -k\n"
 158             "\t%s iface -r\n", __progname, __progname, __progname,
 159             __progname);
 160
 161         exit(EX_USAGE);
 162 }
 163
 164 static int
 165 do_req(const char *iface, unsigned long req, void *data)
 166 {
 167         int s;
 168         struct ifreq ifr;
 169         int error;
 170
 171         if ((s = socket(AF_INET, SOCK_DGRAM, 0)) == -1)
 172                 err(EX_OSERR, "Can't create socket");
 173
 174         memset(&ifr, 0, sizeof ifr);
 175         strncpy(ifr.ifr_name, iface, sizeof ifr.ifr_name);
 176         ifr.ifr_data = data;
 177         error = ioctl(s, req, &ifr);
 178
 179         close(s);
 180
 181         return error;
 182 }
 183
 184 static void
 185 mmap_file(const char *filename, char **addr, size_t *len)
 186 {
 187         int fd;
 188         struct stat st;
 189
 190         if ((fd = open(filename, O_RDONLY)) == -1)
 191                 err(EX_OSERR, "%s", filename);
 192
 193         if (fstat(fd, &st) == -1)
 194                 err(EX_OSERR, "Unable to stat %s", filename);
 195
 196         *len = st.st_size;
 197
 198         if ((*addr = mmap(NULL, st.st_size, PROT_READ, 0, fd, 0)) == NULL)
 199                 err(EX_OSERR, "Can't map %s into memory", filename);
 200
 201         *addr += sizeof (struct header);
 202         *len -= sizeof (struct header);
 203
 204         close(fd);
 205 }
 206
 207 static void
 208 load_firmware(const char *iface, const char *path, const char *mode)
 209 {
 210         char filename[FILENAME_MAX];
 211         struct firmware fw;
 212
 213         snprintf(filename, sizeof filename, "%s/iwi-boot.fw", path);
 214         mmap_file(filename, &fw.boot, &fw.boot_size);
 215
 216         snprintf(filename, sizeof filename, "%s/iwi-ucode-%s.fw", path,
 217             mode);
 218         mmap_file(filename, &fw.ucode, &fw.ucode_size);
 219
 220         snprintf(filename, sizeof filename, "%s/iwi-%s.fw", path, mode);
 221         mmap_file(filename, &fw.main, &fw.main_size);
 222
 223         if (do_req(iface, SIOCSLOADFW, &fw) == -1)
 224                 err(EX_OSERR, "Can't load firmware to driver");
 225 }
 226
 227 static void
 228 kill_firmware(const char *iface)
 229 {
 230         if (do_req(iface, SIOCSKILLFW, NULL) == -1)
 231                 err(EX_OSERR, "Can't kill firmware");
 232 }
 233
 234 static void
 235 dump_debug(const char *iface)
 236 {
 237         int dump = 1, len = sizeof dump;
 238         char oid_name[128];
 239         snprintf(oid_name, sizeof oid_name, "hw.%s.firmware_logs", iface );
 240         if (sysctlbyname(oid_name, 0, 0, &dump, len) == -1)
 241                 err(EX_OSERR, "Can't dump firmware logs");
 242         printf("All firmware logs dumped.\n");
 243 }
 244
 245
 246 static void
 247 get_radio_state(const char *iface)
 248 {
 249         int radio, len;
 250         char oid_name[128];
 251
 252         snprintf(oid_name, sizeof oid_name, "hw.%s.radio", iface );
 253         len = sizeof radio;
 254         if (sysctlbyname(oid_name, &radio, &len, NULL, 0) == -1)
 255                 err(EX_OSERR, "Can't get radio transmitter state");
 256
 257         printf("Radio is %s\n", radio ? "ON" : "OFF");
 258 }
 259
 260 struct statistic {
 261         int             index;
 262         const char      *desc;
 263 };
 264
 265 static const struct statistic tbl[] = {
 266         {  1, "Current transmission rate" },
 267         {  2, "Fragmentation threshold" },
 268         {  3, "RTS threshold" },
 269         {  4, "Number of frames submitted for transfer" },
 270         {  5, "Number of frames transmitted" },
 271         {  6, "Number of unicast frames transmitted" },
 272         {  7, "Number of unicast 802.11b frames transmitted at 1Mb/s" },
 273         {  8, "Number of unicast 802.11b frames transmitted at 2Mb/s" },
 274         {  9, "Number of unicast 802.11b frames transmitted at 5.5Mb/s" },
 275         { 10, "Number of unicast 802.11b frames transmitted at 11Mb/s" },
 276
 277         { 19, "Number of unicast 802.11g frames transmitted at 1Mb/s" },
 278         { 20, "Number of unicast 802.11g frames transmitted at 2Mb/s" },
 279         { 21, "Number of unicast 802.11g frames transmitted at 5.5Mb/s" },
 280         { 22, "Number of unicast 802.11g frames transmitted at 6Mb/s" },
 281         { 23, "Number of unicast 802.11g frames transmitted at 9Mb/s" },
 282         { 24, "Number of unicast 802.11g frames transmitted at 11Mb/s" },
 283         { 25, "Number of unicast 802.11g frames transmitted at 12Mb/s" },
 284         { 26, "Number of unicast 802.11g frames transmitted at 18Mb/s" },
 285         { 27, "Number of unicast 802.11g frames transmitted at 24Mb/s" },
 286         { 28, "Number of unicast 802.11g frames transmitted at 36Mb/s" },
 287         { 29, "Number of unicast 802.11g frames transmitted at 48Mb/s" },
 288         { 30, "Number of unicast 802.11g frames transmitted at 54Mb/s" },
 289         { 31, "Number of multicast frames transmitted" },
 290         { 32, "Number of multicast 802.11b frames transmitted at 1Mb/s" },
 291         { 33, "Number of multicast 802.11b frames transmitted at 2Mb/s" },
 292         { 34, "Number of multicast 802.11b frames transmitted at 5.5Mb/s" },
 293         { 35, "Number of multicast 802.11b frames transmitted at 11Mb/s" },
 294
 295         { 44, "Number of multicast 802.11g frames transmitted at 1Mb/s" },
 296         { 45, "Number of multicast 802.11g frames transmitted at 2Mb/s" },
 297         { 46, "Number of multicast 802.11g frames transmitted at 5.5Mb/s" },
 298         { 47, "Number of multicast 802.11g frames transmitted at 6Mb/s" },
 299         { 48, "Number of multicast 802.11g frames transmitted at 9Mb/s" },
 300         { 49, "Number of multicast 802.11g frames transmitted at 11Mb/s" },
 301         { 50, "Number of multicast 802.11g frames transmitted at 12Mb/s" },
 302         { 51, "Number of multicast 802.11g frames transmitted at 18Mb/s" },
 303         { 52, "Number of multicast 802.11g frames transmitted at 24Mb/s" },
 304         { 53, "Number of multicast 802.11g frames transmitted at 36Mb/s" },
 305         { 54, "Number of multicast 802.11g frames transmitted at 48Mb/s" },
 306         { 55, "Number of multicast 802.11g frames transmitted at 54Mb/s" },
 307         { 56, "Number of transmission retries" },
 308         { 57, "Number of transmission failures" },
 309         { 58, "Number of frames with a bad CRC received" },
 310
 311         { 61, "Number of full scans" },
 312         { 62, "Number of partial scans" },
 313
 314         { 64, "Number of bytes transmitted" },
 315         { 65, "Current RSSI" },
 316         { 66, "Number of beacons received" },
 317         { 67, "Number of beacons missed" },
 318
 319         { 0, NULL }
 320 };
 321
 322 static void
 323 get_statistics(const char *iface)
 324 {
 325         static u_int32_t stats[256];
 326         char oid_name[128];
 327         const struct statistic *stt;
 328         int len;
 329
 330         snprintf(oid_name, sizeof oid_name, "hw.%s.stats", iface );
 331         len = sizeof stats;
 332         if (sysctlbyname(oid_name, stats, &len, NULL, 0) == -1)
 333                 err(EX_OSERR, "Can't retrieve statistics");
 334
 335         for (stt = tbl; stt->index != 0; stt++)
 336                 printf("%-60s[%u]\n", stt->desc, stats[stt->index]);
 337 }
 338