package/kernel/broadcom-wl/src/wlc.c

   1 /*
   2  * wlc - Broadcom Wireless Driver Control Utility
   3  *
   4  * Copyright (C) 2006 Felix Fietkau <nbd@nbd.name>
   5  *
   6  * This program is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU General Public License
   8  * as published by the Free Software Foundation; either version 2
   9  * of the License, or (at your option) any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU General Public License for more details.
  15  */
  16
  17 #include <sys/types.h>
  18 #include <sys/stat.h>
  19 #include <unistd.h>
  20 #include <stdio.h>
  21 #include <stdlib.h>
  22 #include <string.h>
  23 #include <fcntl.h>
  24 #include <glob.h>
  25 #include <ctype.h>
  26
  27 #include <typedefs.h>
  28 #include <wlutils.h>
  29 #include <proto/802.11.h>
  30
  31 #define VERSION "0.1"
  32 #define BUFSIZE 8192
  33 #define PTABLE_MAGIC 0xbadc0ded
  34 #define PTABLE_SLT1 1
  35 #define PTABLE_SLT2 2
  36 #define PTABLE_ACKW 3
  37 #define PTABLE_ADHM 4
  38 #define PTABLE_END 0xffffffff
  39
  40 /*
  41  * Copy each token in wordlist delimited by space into word
  42  * Taken from Broadcom shutils.h
  43  */
  44 #define foreach(word, wordlist, next) \
  45         for (next = &wordlist[strspn(wordlist, " ")], \
  46                  strncpy(word, next, sizeof(word)), \
  47                  word[strcspn(word, " ")] = '\0', \
  48                  word[sizeof(word) - 1] = '\0', \
  49                  next = strchr(next, ' '); \
  50                  strlen(word); \
  51                  next = next ? &next[strspn(next, " ")] : "", \
  52                  strncpy(word, next, sizeof(word)), \
  53                  word[strcspn(word, " ")] = '\0', \
  54                  word[sizeof(word) - 1] = '\0', \
  55                  next = strchr(next, ' '))
  56
  57 static char wlbuf[8192];
  58 static char interface[16] = "wl0";
  59 static unsigned long kmem_offset = 0;
  60 static int vif = 0, debug = 1, fromstdin = 0;
  61
  62 typedef enum {
  63         NONE =   0x00,
  64
  65         /* types */
  66         PARAM_TYPE =    0x00f,
  67         INT =    0x001,
  68         STRING = 0x002,
  69         MAC =    0x003,
  70
  71         /* options */
  72         PARAM_OPTIONS = 0x0f0,
  73         NOARG =  0x010,
  74
  75         /* modes */
  76         PARAM_MODE =    0xf00,
  77         GET =    0x100,
  78         SET =    0x200,
  79 } wlc_param;
  80
  81 struct wlc_call {
  82         const char *name;
  83         wlc_param param;
  84         int (*handler)(wlc_param param, void *data, void *value);
  85         union {
  86                 int num;
  87                 char *str;
  88                 void *ptr;
  89         } data;
  90         const char *desc;
  91 };
  92
  93 /* can't use the system include because of the stupid broadcom header files */
  94 extern struct ether_addr *ether_aton(const char *asc);
  95 static inline int my_ether_ntoa(unsigned char *ea, char *buf)
  96 {
  97         return sprintf(buf, "%02x:%02x:%02x:%02x:%02x:%02x",
  98                 ea[0], ea[1], ea[2], ea[3], ea[4], ea[5]);
  99 }
 100
 101 static int wlc_ioctl(wlc_param param, void *data, void *value)
 102 {
 103         unsigned int *var = ((unsigned int *) data);
 104         unsigned int ioc = *var;
 105
 106         if (param & NOARG) {
 107                 return wl_ioctl(interface, ioc, NULL, 0);
 108         }
 109         switch(param & PARAM_TYPE) {
 110                 case MAC:
 111                         return wl_ioctl(interface, ((param & SET) ? (ioc) : (ioc >> 16)) & 0xffff, value, 6);
 112                 case INT:
 113                         return wl_ioctl(interface, ((param & SET) ? (ioc) : (ioc >> 16)) & 0xffff, value, sizeof(int));
 114                 case STRING:
 115                         return wl_ioctl(interface, ((param & SET) ? (ioc) : (ioc >> 16)) & 0xffff, value, BUFSIZE);
 116         }
 117         return 0;
 118 }
 119
 120 static int wlc_iovar(wlc_param param, void *data, void *value)
 121 {
 122         int *val = (int *) value;
 123         char *iov = *((char **) data);
 124         int ret = 0;
 125
 126         if (param & SET) {
 127                 switch(param & PARAM_TYPE) {
 128                         case INT:
 129                                 ret = wl_iovar_setint(interface, iov, *val);
 130                                 break;
 131                         case MAC:
 132                                 ret = wl_iovar_set(interface, iov, value, 6);
 133                                 break;
 134                 }
 135         }
 136         if (param & GET) {
 137                 switch(param & PARAM_TYPE) {
 138                         case INT:
 139                                 ret = wl_iovar_get(interface, iov, val, sizeof(int));
 140                                 break;
 141                         case MAC:
 142                                 ret = wl_iovar_get(interface, iov, value, 6);
 143                                 break;
 144                 }
 145         }
 146
 147         return ret;
 148 }
 149
 150 static int wlc_bssiovar(wlc_param param, void *data, void *value)
 151 {
 152         int *val = (int *) value;
 153         char *iov = *((char **) data);
 154         int ret = 0;
 155
 156         if (param & SET) {
 157                 switch(param & PARAM_TYPE) {
 158                         case INT:
 159                                 ret = wl_bssiovar_setint(interface, iov, vif, *val);
 160                 }
 161         }
 162         if (param & GET) {
 163                 switch(param & PARAM_TYPE) {
 164                         case INT:
 165                                 ret = wl_bssiovar_get(interface, iov, vif, val, sizeof(int));
 166                 }
 167         }
 168
 169         return ret;
 170 }
 171
 172 static int wlc_vif_enabled(wlc_param param, void *data, void *value)
 173 {
 174         int *val = (int *) value;
 175         int buf[3];
 176         int ret = 0;
 177
 178         sprintf((char *) buf, "bss");
 179         buf[1] = vif;
 180         if (param & SET) {
 181                 buf[2] = (*val ? 1 : 0);
 182                 ret = wl_ioctl(interface, WLC_SET_VAR, buf, sizeof(buf));
 183         } else if (param & GET) {
 184                 ret = wl_ioctl(interface, WLC_GET_VAR, buf, sizeof(buf));
 185                 *val = buf[0];
 186         }
 187
 188         return ret;
 189 }
 190
 191 static int wlc_ssid(wlc_param param, void *data, void *value)
 192 {
 193         int ret = -1, ret2 = -1;
 194         char *dest = (char *) value;
 195         wlc_ssid_t ssid;
 196
 197         if ((param & PARAM_MODE) == GET) {
 198                 ret = wl_bssiovar_get(interface, "ssid", vif, &ssid, sizeof(ssid));
 199
 200                 if (ret)
 201                         /* if we can't get the ssid through the bssiovar, try WLC_GET_SSID */
 202                         ret = wl_ioctl(interface, WLC_GET_SSID, &ssid, sizeof(ssid));
 203
 204                 if (!ret) {
 205                         memcpy(dest, ssid.SSID, ssid.SSID_len);
 206                         dest[ssid.SSID_len] = 0;
 207                 }
 208         } else if ((param & PARAM_MODE) == SET) {
 209                 strncpy(ssid.SSID, value, 32);
 210                 ssid.SSID_len = strlen(value);
 211
 212                 if (ssid.SSID_len > 32)
 213                         ssid.SSID_len = 32;
 214
 215                 if (vif == 0) {
 216                         /* for the main interface, also try the WLC_SET_SSID call */
 217                         ret2 = wl_ioctl(interface, WLC_SET_SSID, &ssid, sizeof(ssid));
 218                 }
 219
 220                 ret = wl_bssiovar_set(interface, "ssid", vif, &ssid, sizeof(ssid));
 221                 ret = (!ret2 ? 0 : ret);
 222         }
 223
 224         return ret;
 225 }
 226
 227 static int wlc_int(wlc_param param, void *data, void *value)
 228 {
 229         int *var = *((int **) data);
 230         int *val = (int *) value;
 231
 232         if ((param & PARAM_MODE) == SET) {
 233                 *var = *val;
 234         } else if ((param & PARAM_MODE) == GET) {
 235                 *val = *var;
 236         }
 237
 238         return 0;
 239 }
 240
 241 static int wlc_flag(wlc_param param, void *data, void *value)
 242 {
 243         int *var = *((int **) data);
 244
 245         *var = 1;
 246
 247         return 0;
 248 }
 249
 250 static int wlc_string(wlc_param param, void *data, void *value)
 251 {
 252         char *var = *((char **) data);
 253
 254         if ((param & PARAM_MODE) == GET) {
 255                 strcpy(value, var);
 256         }
 257
 258         return 0;
 259 }
 260
 261 static int wlc_afterburner(wlc_param param, void *data, void *value)
 262 {
 263         int *val = (int *) value;
 264         int ret = 0;
 265
 266         if ((param & PARAM_MODE) == GET) {
 267                 ret = wl_iovar_get(interface, "afterburner", val, sizeof(int));
 268         } else {
 269                 wl_iovar_setint(interface, "wlfeatureflag", (*val ? 3 : 0));
 270                 ret = wl_iovar_setint(interface, "afterburner", (*val ? 1 : 0));
 271                 wl_iovar_setint(interface, "afterburner_override", *val);
 272         }
 273
 274         return ret;
 275 }
 276
 277 static int wlc_maclist(wlc_param param, void *data, void *value)
 278 {
 279         unsigned int *var = ((unsigned int *) data);
 280         unsigned int ioc = *var;
 281         int limit = (sizeof(wlbuf) - 4) / sizeof(struct ether_addr);
 282         struct maclist *list = (struct maclist *) wlbuf;
 283         char *str = (char *) value;
 284         char astr[30], *p;
 285         struct ether_addr *addr;
 286         int isset = 0;
 287         int ret;
 288
 289         if ((param & PARAM_MODE) == GET) {
 290                 list->count = limit;
 291                 ret = wl_ioctl(interface, (ioc >> 16) & 0xffff, wlbuf, sizeof(wlbuf));
 292
 293                 if (!ret)
 294                         while (list->count) {
 295                                 str += sprintf(str, "%s", ((((char *) value) == str) ? "" : " "));
 296                                 str += my_ether_ntoa((unsigned char *) &list->ea[list->count-- - 1], str);
 297                         }
 298
 299                 return ret;
 300         } else {
 301                 while (*str && isspace(*str))
 302                         *str++;
 303
 304                 if (*str == '+') {
 305                         str++;
 306
 307                         list->count = limit;
 308                         if (wl_ioctl(interface, (ioc >> 16) & 0xffff, wlbuf, sizeof(wlbuf)) == 0)
 309                                 isset = 1;
 310
 311                         while (*str && isspace(*str))
 312                                 str++;
 313                 }
 314
 315                 if (!isset)
 316                         memset(wlbuf, 0, sizeof(wlbuf));
 317
 318                 foreach(astr, str, p) {
 319                         if (list->count >= limit)
 320                                 break;
 321
 322                         if ((addr = ether_aton(astr)) != NULL)
 323                                 memcpy(&list->ea[list->count++], addr, sizeof(struct ether_addr));
 324                 }
 325
 326                 return wl_ioctl(interface, ioc & 0xffff, wlbuf, sizeof(wlbuf));
 327         }
 328 }
 329
 330 static int wlc_radio(wlc_param param, void *data, void *value)
 331 {
 332         int *val = (int *) value;
 333         int ret;
 334
 335         if ((param & PARAM_MODE) == GET) {
 336                 ret = wl_ioctl(interface, WLC_GET_RADIO, val, sizeof(int));
 337                 *val = ((*val & 1) ? 0 : 1);
 338         } else {
 339                 *val = (1 << 16) | (*val ? 0 : 1);
 340                 ret = wl_ioctl(interface, WLC_SET_RADIO, val, sizeof(int));
 341         }
 342
 343         return ret;
 344 }
 345
 346 static int wlc_wsec_key(wlc_param param, void *null, void *value)
 347 {
 348         wl_wsec_key_t wsec_key;
 349         unsigned char *index = value;
 350         unsigned char *key;
 351         unsigned char *data;
 352         unsigned char hex[3];
 353
 354         if ((param & PARAM_MODE) != SET)
 355                 return 0;
 356
 357         memset(&wsec_key, 0, sizeof(wsec_key));
 358         if (index[0] == '=') {
 359                 wsec_key.flags = WL_PRIMARY_KEY;
 360                 index++;
 361         }
 362
 363         if ((index[0] < '1') || (index[0] > '4') || (index[1] != ','))
 364                 return -1;
 365
 366         key = index + 2;
 367         if (strncmp(key, "d:", 2) == 0) { /* delete key */
 368         } else if (strncmp(key, "s:", 2) == 0) { /* ascii key */
 369                 key += 2;
 370                 wsec_key.len = strlen(key);
 371
 372                 if ((wsec_key.len != 5) && (wsec_key.len != 13))
 373                         return -1;
 374
 375                 strcpy(wsec_key.data, key);
 376         } else { /* hex key */
 377                 wsec_key.len = strlen(key);
 378                 if ((wsec_key.len != 10) && (wsec_key.len != 26))
 379                         return -1;
 380
 381                 wsec_key.len /= 2;
 382                 data = wsec_key.data;
 383                 hex[2] = 0;
 384                 do {
 385                         hex[0] = *(key++);
 386                         hex[1] = *(key++);
 387                         *(data++) = (unsigned char) strtoul(hex, NULL, 16);
 388                 } while (*key != 0);
 389         }
 390
 391         return wl_bssiovar_set(interface, "wsec_key", vif, &wsec_key, sizeof(wsec_key));
 392 }
 393
 394 static int wlc_cap(wlc_param param, void *data, void *value)
 395 {
 396         char *iov = *((char **) data);
 397
 398         if (param & GET)
 399                 return wl_iovar_get(interface, iov, value, BUFSIZE);
 400
 401         return -1;
 402 }
 403
 404 static int wlc_bssmax(wlc_param param, void *data, void *value)
 405 {
 406         int *val = (int *) value;
 407         char *iov = *((char **) data);
 408         int ret = -1;
 409
 410         if (param & GET) {
 411                 ret = wl_iovar_get(interface, iov, wlbuf, BUFSIZE);
 412                 if (!ret) {
 413                         if (strstr(wlbuf, "mbss4"))
 414                                 *val = 4;
 415                         else if (strstr(wlbuf, "mbss16"))
 416                                 *val = 16;
 417                         else
 418                                 *val = 1;
 419                 }
 420         }
 421
 422         return ret;
 423 }
 424
 425 static inline int cw2ecw(int cw)
 426 {
 427         int i;
 428         for (cw++, i = 0; cw; i++) cw >>=1;
 429         return i - 1;
 430 }
 431
 432 static int wlc_wme_ac(wlc_param param, void *data, void *value)
 433 {
 434         char *type = *((char **) data);
 435         char *settings = (char *) value;
 436         char cmd[100], *p, *val;
 437         edcf_acparam_t params[AC_COUNT];
 438         int ret;
 439         int intval;
 440         int cur = -1;
 441         char *buf = wlbuf;
 442
 443         if ((param & PARAM_MODE) != SET)
 444                 return -1;
 445
 446         memset(params, 0, sizeof(params));
 447         ret = wl_iovar_get(interface, type, params, sizeof(params));
 448         memset(buf, 0, BUFSIZE);
 449         strcpy(buf, type);
 450         buf += strlen(buf) + 1;
 451
 452         foreach(cmd, settings, p) {
 453                 val = strchr(cmd, '=');
 454                 if (val == NULL) {
 455                         if (strcmp(cmd, "be") == 0)
 456                                 cur = AC_BE;
 457                         else if (strcmp(cmd, "bk") == 0)
 458                                 cur = AC_BK;
 459                         else if (strcmp(cmd, "vi") == 0)
 460                                 cur = AC_VI;
 461                         else if (strcmp(cmd, "vo") == 0)
 462                                 cur = AC_VO;
 463                         else
 464                                 return -1;
 465
 466                         /* just in case */
 467                         params[cur].ACI = (params[cur].ACI & (0x3 << 5)) | (cur << 5);
 468                 } else {
 469                         *(val++) = 0;
 470
 471                         intval = strtoul(val, NULL, 10);
 472                         if (strcmp(cmd, "cwmin") == 0)
 473                                 params[cur].ECW = (params[cur].ECW & ~(0xf)) | cw2ecw(intval);
 474                         else if (strcmp(cmd, "ecwmin") == 0)
 475                                 params[cur].ECW = (params[cur].ECW & ~(0xf)) | (intval & 0xf);
 476                         else if (strcmp(cmd, "cwmax") == 0)
 477                                 params[cur].ECW = (params[cur].ECW & ~(0xf << 4)) | (cw2ecw(intval) << 4);
 478                         else if (strcmp(cmd, "ecwmax") == 0)
 479                                 params[cur].ECW = (params[cur].ECW & ~(0xf << 4)) | ((intval & 0xf) << 4);
 480                         else if (strcmp(cmd, "aifsn") == 0)
 481                                 params[cur].ACI = (params[cur].ACI & ~(0xf)) | (intval & 0xf);
 482                         else if (strcmp(cmd, "txop") == 0)
 483                                 params[cur].TXOP = intval >> 5;
 484                         else if (strcmp(cmd, "force") == 0)
 485                                 params[cur].ACI = (params[cur].ACI & ~(1 << 4)) | ((intval) ? (1 << 4) : 0);
 486                         else return -1;
 487
 488                         memcpy(buf, &params[cur], sizeof(edcf_acparam_t));
 489                         wl_ioctl(interface, WLC_SET_VAR, wlbuf, BUFSIZE);
 490                 }
 491         }
 492         return ret;
 493 }
 494
 495 static int wlc_ifname(wlc_param param, void *data, void *value)
 496 {
 497         char *val = (char *) value;
 498         int ret = 0;
 499
 500         if (param & SET) {
 501                 if (strlen(val) < 16)
 502                         strcpy(interface, val);
 503                 else ret = -1;
 504         }
 505         if (param & GET) {
 506                 strcpy(val, interface);
 507         }
 508
 509         return ret;
 510 }
 511
 512 static int wlc_wdsmac(wlc_param param, void *data, void *value)
 513 {
 514         unsigned char mac[6];
 515         int ret = 0;
 516
 517         ret = wl_ioctl(interface, WLC_WDS_GET_REMOTE_HWADDR, &mac, 6);
 518         if (ret == 0)
 519                 my_ether_ntoa(mac, value);
 520
 521         return ret;
 522 }
 523
 524 static int wlc_pmk(wlc_param param, void *data, void *value)
 525 {
 526         int ret = -1;
 527         char *str = (char *) value;
 528         wsec_pmk_t pmk;
 529
 530         /* driver doesn't support GET */
 531
 532         if ((param & PARAM_MODE) == SET) {
 533                 strncpy(pmk.key, str, WSEC_MAX_PSK_LEN);
 534                 pmk.key_len = strlen(str);
 535
 536                 if (pmk.key_len > WSEC_MAX_PSK_LEN)
 537                         pmk.key_len = WSEC_MAX_PSK_LEN;
 538
 539                 pmk.flags = WSEC_PASSPHRASE;
 540
 541                 ret = wl_ioctl(interface, WLC_SET_WSEC_PMK, &pmk, sizeof(pmk));
 542         }
 543
 544         return ret;
 545 }
 546
 547 static const struct wlc_call wlc_calls[] = {
 548         {
 549                 .name = "version",
 550                 .param = STRING|NOARG,
 551                 .handler = wlc_string,
 552                 .data.str = VERSION,
 553                 .desc = "Version of this program"
 554         },
 555         {
 556                 .name = "debug",
 557                 .param = INT,
 558                 .handler = wlc_int,
 559                 .data.ptr = &debug,
 560                 .desc = "wlc debug level"
 561         },
 562         {
 563                 .name = "stdin",
 564                 .param = NOARG,
 565                 .handler = wlc_flag,
 566                 .data.ptr = &fromstdin,
 567                 .desc = "Accept input from stdin"
 568         },
 569         {
 570                 .name = "ifname",
 571                 .param = STRING,
 572                 .handler = wlc_ifname,
 573                 .desc = "interface to send commands to"
 574         },
 575         {
 576                 .name = "up",
 577                 .param = NOARG,
 578                 .handler = wlc_ioctl,
 579                 .data.num = WLC_UP,
 580                 .desc = "Bring the interface up"
 581         },
 582         {
 583                 .name = "down",
 584                 .param = NOARG,
 585                 .handler = wlc_ioctl,
 586                 .data.num = WLC_DOWN,
 587                 .desc = "Bring the interface down"
 588         },
 589         {
 590                 .name = "radio",
 591                 .param = INT,
 592                 .handler = wlc_radio,
 593                 .desc = "Radio enabled flag"
 594         },
 595         {
 596                 .name = "ap",
 597                 .param = INT,
 598                 .handler = wlc_ioctl,
 599                 .data.num = ((WLC_GET_AP << 16) | WLC_SET_AP),
 600                 .desc = "Access Point mode"
 601         },
 602         {
 603                 .name = "mssid",
 604                 .param = INT,
 605                 .handler = wlc_iovar,
 606                 .data.str = "mbss",
 607                 .desc = "Multi-ssid mode"
 608         },
 609         {
 610                 .name = "apsta",
 611                 .param = INT,
 612                 .handler = wlc_iovar,
 613                 .data.str = "apsta",
 614                 .desc = "AP+STA mode"
 615         },
 616         {
 617                 .name = "infra",
 618                 .param = INT,
 619                 .handler = wlc_ioctl,
 620                 .data.num = ((WLC_GET_INFRA << 16) | WLC_SET_INFRA),
 621                 .desc = "Infrastructure mode"
 622         },
 623         {
 624                 .name = "wet",
 625                 .param = INT,
 626                 .handler = wlc_ioctl,
 627                 .data.num = ((WLC_GET_WET << 16) | WLC_SET_WET),
 628                 .desc = "Wireless repeater mode",
 629         },
 630         {
 631                 .name = "statimeout",
 632                 .param = INT,
 633                 .handler = wlc_iovar,
 634                 .data.str = "sta_retry_time",
 635                 .desc = "STA connection timeout"
 636         },
 637         {
 638                 .name = "country",
 639                 .param = STRING,
 640                 .handler = wlc_ioctl,
 641                 .data.num = ((WLC_GET_COUNTRY << 16) | WLC_SET_COUNTRY),
 642                 .desc = "Country code"
 643         },
 644         {
 645                 .name = "channel",
 646                 .param = INT,
 647                 .handler = wlc_ioctl,
 648                 .data.num = ((WLC_GET_CHANNEL << 16) | WLC_SET_CHANNEL),
 649                 .desc = "Channel",
 650         },
 651         {
 652                 .name = "vlan_mode",
 653                 .param = INT,
 654                 .handler = wlc_bssiovar,
 655                 .data.str = "vlan_mode",
 656                 .desc = "Parse 802.1Q tags",
 657         },
 658         {
 659                 .name = "vif",
 660                 .param = INT,
 661                 .handler = wlc_int,
 662                 .data.ptr = &vif,
 663                 .desc = "Current vif index"
 664         },
 665         {
 666                 .name = "enabled",
 667                 .param = INT,
 668                 .handler = wlc_vif_enabled,
 669                 .desc = "vif enabled flag"
 670         },
 671         {
 672                 .name = "ssid",
 673                 .param = STRING,
 674                 .handler = wlc_ssid,
 675                 .desc = "Interface ESSID"
 676         },
 677         {
 678                 .name = "closed",
 679                 .param = INT,
 680                 .handler = wlc_bssiovar,
 681                 .data.str = "closednet",
 682                 .desc = "Hidden ESSID flag"
 683         },
 684         {
 685                 .name = "wsec",
 686                 .param = INT,
 687                 .handler = wlc_bssiovar,
 688                 .data.str = "wsec",
 689                 .desc = "Security mode flags"
 690         },
 691         {
 692                 .name = "wepkey",
 693                 .param = STRING,
 694                 .handler = wlc_wsec_key,
 695                 .desc = "Set/Remove WEP keys"
 696         },
 697         {
 698                 .name = "wepauth",
 699                 .param = INT,
 700                 .handler = wlc_ioctl,
 701                 .data.num = ((WLC_GET_AUTH << 16) | WLC_SET_AUTH),
 702                 .desc = "WEP authentication type. 0 = OpenSystem, 1 = SharedKey"
 703         },
 704         {
 705                 .name = "wsec_restrict",
 706                 .param = INT,
 707                 .handler = wlc_bssiovar,
 708                 .data.str = "wsec_restrict",
 709                 .desc = "Drop unencrypted traffic"
 710         },
 711         {
 712                 .name = "eap_restrict",
 713                 .param = INT,
 714                 .handler = wlc_bssiovar,
 715                 .data.str = "eap_restrict",
 716                 .desc = "Only allow 802.1X traffic until 802.1X authorized"
 717         },
 718         {
 719                 .name = "wpa_auth",
 720                 .param = INT,
 721                 .handler = wlc_bssiovar,
 722                 .data.str = "wpa_auth",
 723                 .desc = "WPA authentication modes"
 724         },
 725         {
 726                 .name = "ap_isolate",
 727                 .param = INT,
 728                 .handler = wlc_bssiovar,
 729                 .data.str = "ap_isolate",
 730                 .desc = "Isolate connected clients"
 731         },
 732         {
 733                 .name = "supplicant",
 734                 .param = INT,
 735                 .handler = wlc_iovar,
 736                 .data.str = "sup_wpa",
 737                 .desc = "Built-in WPA supplicant"
 738         },
 739         {
 740                 .name = "passphrase",
 741                 .param = STRING,
 742                 .handler = wlc_pmk,
 743                 .desc = "Passphrase for built-in WPA supplicant",
 744         },
 745         {
 746                 .name = "maxassoc",
 747                 .param = INT,
 748                 .handler = wlc_iovar,
 749                 .data.str = "maxassoc",
 750                 .desc = "Max. number of associated clients",
 751         },
 752         {
 753                 .name = "wme",
 754                 .param = INT,
 755                 .handler = wlc_iovar,
 756                 .data.str = "wme",
 757                 .desc = "WME enabled"
 758         },
 759         {
 760                 .name = "wme_ac_ap",
 761                 .param = STRING,
 762                 .handler = wlc_wme_ac,
 763                 .data.str = "wme_ac_ap",
 764                 .desc = "Set WME AC options for AP mode",
 765         },
 766         {
 767                 .name = "wme_ac_sta",
 768                 .param = STRING,
 769                 .handler = wlc_wme_ac,
 770                 .data.str = "wme_ac_sta",
 771                 .desc = "Set WME AC options for STA mode",
 772         },
 773         {
 774                 .name = "wme_noack",
 775                 .param = INT,
 776                 .handler = wlc_iovar,
 777                 .data.str = "wme_noack",
 778                 .desc = "WME ACK disable request",
 779         },
 780         {
 781                 .name = "802.11d",
 782                 .param = INT,
 783                 .handler = wlc_ioctl,
 784                 .data.num = ((WLC_GET_REGULATORY << 16) | WLC_SET_REGULATORY),
 785                 .desc = "Enable/disable 802.11d regulatory management",
 786         },
 787         {
 788                 .name = "802.11h",
 789                 .param = INT,
 790                 .handler = wlc_ioctl,
 791                 .data.num = ((WLC_GET_SPECT_MANAGMENT << 16) | WLC_SET_SPECT_MANAGMENT),
 792                 .desc = "Enable/disable 802.11h spectrum management",
 793         },
 794         {
 795                 .name = "fragthresh",
 796                 .param = INT,
 797                 .handler = wlc_iovar,
 798                 .data.str = "fragthresh",
 799                 .desc = "Fragmentation threshold",
 800         },
 801         {
 802                 .name = "rtsthresh",
 803                 .param = INT,
 804                 .handler = wlc_iovar,
 805                 .data.str = "rtsthresh",
 806                 .desc = "RTS threshold"
 807         },
 808         {
 809                 .name = "slottime",
 810                 .param = INT,
 811                 .handler = wlc_iovar,
 812                 .data.str = "acktiming",
 813                 .desc = "Slot time"
 814         },
 815         {
 816                 .name = "rxant",
 817                 .param = INT,
 818                 .handler = wlc_ioctl,
 819                 .data.num = ((WLC_GET_ANTDIV << 16) | WLC_SET_ANTDIV),
 820                 .desc = "Rx antenna selection"
 821         },
 822         {
 823                 .name = "txant",
 824                 .param = INT,
 825                 .handler = wlc_ioctl,
 826                 .data.num = ((WLC_GET_TXANT << 16) | WLC_SET_TXANT),
 827                 .desc = "Tx antenna selection"
 828         },
 829         {
 830                 .name = "dtim",
 831                 .param = INT,
 832                 .handler = wlc_ioctl,
 833                 .data.num = ((WLC_GET_DTIMPRD << 16) | WLC_SET_DTIMPRD),
 834                 .desc = "DTIM period",
 835         },
 836         {
 837                 .name = "bcn",
 838                 .param = INT,
 839                 .handler = wlc_ioctl,
 840                 .data.num = ((WLC_GET_BCNPRD << 16) | WLC_SET_BCNPRD),
 841                 .desc = "Beacon interval"
 842         },
 843         {
 844                 .name = "frameburst",
 845                 .param = INT,
 846                 .handler = wlc_ioctl,
 847                 .data.num = ((WLC_GET_FAKEFRAG << 16) | WLC_SET_FAKEFRAG),
 848                 .desc = "Framebursting"
 849         },
 850         {
 851                 .name = "monitor",
 852                 .param = INT,
 853                 .handler = wlc_ioctl,
 854                 .data.num = ((WLC_GET_MONITOR << 16) | WLC_SET_MONITOR),
 855                 .desc = "Monitor mode"
 856         },
 857         {
 858                 .name = "passive_scan",
 859                 .param = INT,
 860                 .handler = wlc_ioctl,
 861                 .data.num = ((WLC_GET_PASSIVE_SCAN << 16) | WLC_SET_PASSIVE_SCAN),
 862                 .desc = "Passive scan mode"
 863         },
 864         {
 865                 .name = "macfilter",
 866                 .param = INT,
 867                 .handler = wlc_ioctl,
 868                 .data.num = ((WLC_GET_MACMODE << 16) | WLC_SET_MACMODE),
 869                 .desc = "MAC filter mode (0:disabled, 1:deny, 2:allow)"
 870         },
 871         {
 872                 .name = "maclist",
 873                 .param = STRING,
 874                 .data.num = ((WLC_GET_MACLIST << 16) | WLC_SET_MACLIST),
 875                 .handler = wlc_maclist,
 876                 .desc = "MAC filter list"
 877         },
 878         {
 879                 .name = "autowds",
 880                 .param = INT,
 881                 .handler = wlc_ioctl,
 882                 .data.num = ((WLC_GET_LAZYWDS << 16) | WLC_SET_LAZYWDS),
 883                 .desc = "Automatic WDS"
 884         },
 885         {
 886                 .name = "wds",
 887                 .param = STRING,
 888                 .data.num = ((WLC_GET_WDSLIST << 16) | WLC_SET_WDSLIST),
 889                 .handler = wlc_maclist,
 890                 .desc = "WDS connection list"
 891         },
 892         {
 893                 .name = "wdstimeout",
 894                 .param = INT,
 895                 .handler = wlc_iovar,
 896                 .data.str = "wdstimeout",
 897                 .desc = "WDS link detection timeout"
 898         },
 899         {
 900                 .name = "wdsmac",
 901                 .param = STRING|NOARG,
 902                 .handler = wlc_wdsmac,
 903                 .desc = "MAC of the remote WDS endpoint (only with wds0.* interfaces)"
 904         },
 905         {
 906                 .name = "afterburner",
 907                 .param = INT,
 908                 .handler = wlc_afterburner,
 909                 .desc = "Broadcom Afterburner"
 910         },
 911         {
 912                 .name = "ibss_merge",
 913                 .param = INT,
 914                 .handler = wlc_iovar,
 915                 .data.str = "ibss_coalesce_allowed",
 916                 .desc = "Allow IBSS merges"
 917         },
 918         {
 919                 .name = "bssid",
 920                 .param = MAC,
 921                 .handler = wlc_ioctl,
 922                 .data.num = ((WLC_GET_BSSID << 16) | WLC_SET_BSSID),
 923                 .desc = "BSSID"
 924         },
 925         {
 926                 .name = "cur_etheraddr",
 927                 .param = MAC,
 928                 .handler = wlc_iovar,
 929                 .data.str = "cur_etheraddr",
 930                 .desc = "Current MAC Address"
 931         },
 932         {
 933                 .name = "default_bssid",
 934                 .param = MAC,
 935                 .handler = wlc_iovar,
 936                 .data.str = "perm_etheraddr",
 937                 .desc = "Default BSSID (read-only)"
 938         },
 939         {
 940                 .name = "assoclist",
 941                 .param = STRING,
 942                 .data.num = (WLC_GET_ASSOCLIST << 16),
 943                 .handler = wlc_maclist,
 944                 .desc = "MACs of associated stations"
 945         },
 946         {
 947                 .name = "gmode",
 948                 .param = INT,
 949                 .data.num = ((WLC_GET_GMODE << 16) | WLC_SET_GMODE),
 950                 .handler = wlc_ioctl,
 951                 .desc = "G Mode"
 952         },
 953         {
 954                 .name = "phytype",
 955                 .param = INT,
 956                 .data.num = (WLC_GET_PHYTYPE << 16),
 957                 .handler = wlc_ioctl,
 958                 .desc = "PHY Type (read-only)"
 959         },
 960         {
 961                 .name = "nmode",
 962                 .param = INT,
 963                 .handler = wlc_iovar,
 964                 .data.str = "nmode",
 965                 .desc = "N Mode"
 966         },
 967         {
 968                 .name = "nreqd",
 969                 .param = INT,
 970                 .handler = wlc_iovar,
 971                 .data.str = "nreqd",
 972                 .desc = "N Mode required"
 973         },
 974         {
 975                 .name = "chanspec",
 976                 .param = INT,
 977                 .handler = wlc_iovar,
 978                 .data.str = "chanspec",
 979                 .desc = "Channel Spec (See bcmwifi.h)"
 980         },
 981         {
 982                 .name = "band",
 983                 .param = INT,
 984                 .data.num = ((WLC_GET_BAND << 16) | WLC_SET_BAND),
 985                 .handler = wlc_ioctl,
 986                 .desc = "Band (0=auto, 1=5Ghz, 2=2.4GHz)"
 987         },
 988         {
 989                 .name = "cap",
 990                 .param = STRING|NOARG,
 991                 .handler = wlc_cap,
 992                 .data.str = "cap",
 993                 .desc = "Capabilities"
 994         },
 995         {
 996                 .name = "bssmax",
 997                 .param = INT|NOARG,
 998                 .handler = wlc_bssmax,
 999                 .data.str = "cap",
1000                 .desc = "Number of VIF's supported"
1001         },
1002         {
1003                 .name = "leddc",
1004                 .param = INT,
1005                 .handler = wlc_iovar,
1006                 .data.str = "leddc",
1007                 .desc = "LED Duty Cycle"
1008         },
1009
1010 };
1011 #define wlc_calls_size (sizeof(wlc_calls) / sizeof(struct wlc_call))
1012
1013 static void usage(char *cmd)
1014 {
1015         int i;
1016         fprintf(stderr, "Usage: %s <command> [<argument> ...]\n"
1017                                         "\n"
1018                                         "Available commands:\n", cmd);
1019         for (i = 0; i < wlc_calls_size; i++) {
1020                 fprintf(stderr, "\t%-16s\t%s\n", wlc_calls[i].name ?: "", wlc_calls[i].desc ?: "");
1021         }
1022         fprintf(stderr, "\n");
1023         exit(1);
1024 }
1025
1026 static int do_command(const struct wlc_call *cmd, char *arg)
1027 {
1028         static char buf[BUFSIZE];
1029         int set;
1030         int ret = 0;
1031         char *format, *end;
1032         int intval;
1033         void *ptr = (void *) buf;
1034
1035         if (debug >= 10) {
1036                 fprintf(stderr, "do_command %-16s\t'%s'\n", cmd->name, arg);
1037         }
1038
1039         if ((arg == NULL) && ((cmd->param & PARAM_TYPE) != NONE)) {
1040                 set = 0;
1041                 ret = cmd->handler(cmd->param | GET, (void *) &cmd->data, (void *) buf);
1042                 if (ret == 0) {
1043                         switch(cmd->param & PARAM_TYPE) {
1044                                 case INT:
1045                                         intval = *((int *) buf);
1046
1047                                         if (intval > 65535)
1048                                                 format = "0x%08x\n";
1049                                         else if (intval > 255)
1050                                                 format = "0x%04x\n";
1051                                         else
1052                                                 format = "%d\n";
1053
1054                                         fprintf(stdout, format, intval);
1055                                         break;
1056                                 case STRING:
1057                                         fprintf(stdout, "%s\n", buf);
1058                                         break;
1059                                 case MAC:
1060                                         my_ether_ntoa(buf, buf + 6);
1061                                         fprintf(stdout, "%s\n", buf + 6);
1062                                         break;
1063                         }
1064                 }
1065         } else { /* SET */
1066                 set = 1;
1067                 switch(cmd->param & PARAM_TYPE) {
1068                         case INT:
1069                                 intval = strtoul(arg, &end, 0);
1070                                 if (end && !(*end)) {
1071                                         memcpy(buf, &intval, sizeof(intval));
1072                                 } else {
1073                                         fprintf(stderr, "%s: Invalid argument\n", cmd->name);
1074                                         return -1;
1075                                 }
1076                                 break;
1077                         case STRING:
1078                                 strncpy(buf, arg, BUFSIZE);
1079                                 buf[BUFSIZE - 1] = 0;
1080                                 break;
1081                         case MAC:
1082                                 ptr = ether_aton(arg);
1083                                 if (!ptr) {
1084                                         fprintf(stderr, "%s: Invalid mac address '%s'\n", cmd->name, arg);
1085                                         return -1;
1086                                 }
1087                                 break;
1088                 }
1089
1090                 ret = cmd->handler(cmd->param | SET, (void *) &cmd->data, ptr);
1091         }
1092
1093         if ((debug > 0) && (ret != 0))
1094                 fprintf(stderr, "Command '%s %s' failed: %d\n", (set == 1 ? "set" : "get"), cmd->name, ret);
1095
1096         return ret;
1097 }
1098
1099 static struct wlc_call *find_cmd(char *name)
1100 {
1101         int found = 0, i = 0;
1102
1103         while (!found && (i < wlc_calls_size)) {
1104                 if (strcmp(name, wlc_calls[i].name) == 0)
1105                         found = 1;
1106                 else
1107                         i++;
1108         }
1109
1110         return (struct wlc_call *) (found ? &wlc_calls[i] : NULL);
1111 }
1112
1113 int main(int argc, char **argv)
1114 {
1115         static char buf[BUFSIZE];
1116         char *s, *s2;
1117         char *cmd = argv[0];
1118         struct wlc_call *call;
1119         int ret = 0;
1120
1121         if (argc < 2)
1122                 usage(argv[0]);
1123
1124         for(interface[2] = '0'; (interface[2] < '3') && (wl_probe(interface) != 0); interface[2]++);
1125         if (interface[2] == '3') {
1126                 fprintf(stderr, "No Broadcom wl interface found!\n");
1127                 return -1;
1128         }
1129
1130         argv++;
1131         argc--;
1132         while ((argc > 0) && (argv[0] != NULL)) {
1133                 if ((call = find_cmd(argv[0])) == NULL) {
1134                         fprintf(stderr, "Invalid command: %s\n\n", argv[0]);
1135                         usage(cmd);
1136                 }
1137                 if ((argc > 1) && (!(call->param & NOARG))) {
1138                         ret = do_command(call, argv[1]);
1139                         argv += 2;
1140                         argc -= 2;
1141                 } else {
1142                         ret = do_command(call, NULL);
1143                         argv++;
1144                         argc--;
1145                 }
1146         }
1147
1148         while (fromstdin && !feof(stdin)) {
1149                 *buf = 0;
1150                 fgets(buf, BUFSIZE - 1, stdin);
1151
1152                 if (*buf == 0)
1153                         continue;
1154
1155                 if ((s = strchr(buf, '\r')) != NULL)
1156                         *s = 0;
1157                 if ((s = strchr(buf, '\n')) != NULL)
1158                         *s = 0;
1159
1160                 s = buf;
1161                 while (isspace(*s))
1162                         s++;
1163
1164                 if (!*s)
1165                         continue;
1166
1167                 if ((s2 = strchr(s, ' ')) != NULL)
1168                         *(s2++) = 0;
1169
1170                 while (s2 && isspace(*s2))
1171                         s2++;
1172
1173                 if ((call = find_cmd(s)) == NULL) {
1174                         fprintf(stderr, "Invalid command: %s\n", s);
1175                         ret = -1;
1176                 } else
1177                         ret = do_command(call, ((call->param & NOARG) ? NULL : s2));
1178         }
1179
1180         return ret;
1181 }