1 /*- 2 * Copyright (c) 2001 Atsushi Onoe 3 * Copyright (c) 2002-2009 Sam Leffler, Errno Consulting 4 * All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 16 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 17 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 18 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 19 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 20 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 21 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 22 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 24 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 25 */ 26 27 #include <sys/cdefs.h> 28 __FBSDID("$FreeBSD$"); 29 30 /* 31 * IEEE 802.11 ioctl support (FreeBSD-specific) 32 */ 33 34 #include "opt_inet.h" 35 #include "opt_ipx.h" 36 #include "opt_wlan.h" 37 38 #include <sys/endian.h> 39 #include <sys/param.h> 40 #include <sys/kernel.h> 41 #include <sys/priv.h> 42 #include <sys/socket.h> 43 #include <sys/sockio.h> 44 #include <sys/systm.h> 45 46 #include <net/if.h> 47 #include <net/if_dl.h> 48 #include <net/if_media.h> 49 #include <net/ethernet.h> 50 51 #ifdef INET 52 #include <netinet/in.h> 53 #include <netinet/if_ether.h> 54 #endif 55 56 #ifdef IPX 57 #include <netipx/ipx.h> 58 #include <netipx/ipx_if.h> 59 #endif 60 61 #include <net80211/ieee80211_var.h> 62 #include <net80211/ieee80211_ioctl.h> 63 #include <net80211/ieee80211_regdomain.h> 64 #include <net80211/ieee80211_input.h> 65 #ifdef IEEE80211_SUPPORT_TDMA 66 #include <net80211/ieee80211_tdma.h> 67 #endif 68 69 #define IS_UP_AUTO(_vap) \ 70 (IFNET_IS_UP_RUNNING(vap->iv_ifp) && \ 71 (_vap)->iv_roaming == IEEE80211_ROAMING_AUTO) 72 73 static const uint8_t zerobssid[IEEE80211_ADDR_LEN]; 74 static struct ieee80211_channel *findchannel(struct ieee80211com *, 75 int ieee, int mode); 76 77 static __noinline int 78 ieee80211_ioctl_getkey(struct ieee80211vap *vap, struct ieee80211req *ireq) 79 { 80 struct ieee80211com *ic = vap->iv_ic; 81 struct ieee80211_node *ni; 82 struct ieee80211req_key ik; 83 struct ieee80211_key *wk; 84 const struct ieee80211_cipher *cip; 85 u_int kid; 86 int error; 87 88 if (ireq->i_len != sizeof(ik)) 89 return EINVAL; 90 error = copyin(ireq->i_data, &ik, sizeof(ik)); 91 if (error) 92 return error; 93 kid = ik.ik_keyix; 94 if (kid == IEEE80211_KEYIX_NONE) { 95 ni = ieee80211_find_vap_node(&ic->ic_sta, vap, ik.ik_macaddr); 96 if (ni == NULL) 97 return ENOENT; 98 wk = &ni->ni_ucastkey; 99 } else { 100 if (kid >= IEEE80211_WEP_NKID) 101 return EINVAL; 102 wk = &vap->iv_nw_keys[kid]; 103 IEEE80211_ADDR_COPY(&ik.ik_macaddr, vap->iv_bss->ni_macaddr); 104 ni = NULL; 105 } 106 cip = wk->wk_cipher; 107 ik.ik_type = cip->ic_cipher; 108 ik.ik_keylen = wk->wk_keylen; 109 ik.ik_flags = wk->wk_flags & (IEEE80211_KEY_XMIT | IEEE80211_KEY_RECV); 110 if (wk->wk_keyix == vap->iv_def_txkey) 111 ik.ik_flags |= IEEE80211_KEY_DEFAULT; 112 if (priv_check(curthread, PRIV_NET80211_GETKEY) == 0) { 113 /* NB: only root can read key data */ 114 ik.ik_keyrsc = wk->wk_keyrsc[IEEE80211_NONQOS_TID]; 115 ik.ik_keytsc = wk->wk_keytsc; 116 memcpy(ik.ik_keydata, wk->wk_key, wk->wk_keylen); 117 if (cip->ic_cipher == IEEE80211_CIPHER_TKIP) { 118 memcpy(ik.ik_keydata+wk->wk_keylen, 119 wk->wk_key + IEEE80211_KEYBUF_SIZE, 120 IEEE80211_MICBUF_SIZE); 121 ik.ik_keylen += IEEE80211_MICBUF_SIZE; 122 } 123 } else { 124 ik.ik_keyrsc = 0; 125 ik.ik_keytsc = 0; 126 memset(ik.ik_keydata, 0, sizeof(ik.ik_keydata)); 127 } 128 if (ni != NULL) 129 ieee80211_free_node(ni); 130 return copyout(&ik, ireq->i_data, sizeof(ik)); 131 } 132 133 static __noinline int 134 ieee80211_ioctl_getchanlist(struct ieee80211vap *vap, struct ieee80211req *ireq) 135 { 136 struct ieee80211com *ic = vap->iv_ic; 137 138 if (sizeof(ic->ic_chan_active) < ireq->i_len) 139 ireq->i_len = sizeof(ic->ic_chan_active); 140 return copyout(&ic->ic_chan_active, ireq->i_data, ireq->i_len); 141 } 142 143 static __noinline int 144 ieee80211_ioctl_getchaninfo(struct ieee80211vap *vap, struct ieee80211req *ireq) 145 { 146 struct ieee80211com *ic = vap->iv_ic; 147 int space; 148 149 space = __offsetof(struct ieee80211req_chaninfo, 150 ic_chans[ic->ic_nchans]); 151 if (space > ireq->i_len) 152 space = ireq->i_len; 153 /* XXX assumes compatible layout */ 154 return copyout(&ic->ic_nchans, ireq->i_data, space); 155 } 156 157 static __noinline int 158 ieee80211_ioctl_getwpaie(struct ieee80211vap *vap, 159 struct ieee80211req *ireq, int req) 160 { 161 struct ieee80211_node *ni; 162 struct ieee80211req_wpaie2 wpaie; 163 int error; 164 165 if (ireq->i_len < IEEE80211_ADDR_LEN) 166 return EINVAL; 167 error = copyin(ireq->i_data, wpaie.wpa_macaddr, IEEE80211_ADDR_LEN); 168 if (error != 0) 169 return error; 170 ni = ieee80211_find_vap_node(&vap->iv_ic->ic_sta, vap, wpaie.wpa_macaddr); 171 if (ni == NULL) 172 return ENOENT; 173 memset(wpaie.wpa_ie, 0, sizeof(wpaie.wpa_ie)); 174 if (ni->ni_ies.wpa_ie != NULL) { 175 int ielen = ni->ni_ies.wpa_ie[1] + 2; 176 if (ielen > sizeof(wpaie.wpa_ie)) 177 ielen = sizeof(wpaie.wpa_ie); 178 memcpy(wpaie.wpa_ie, ni->ni_ies.wpa_ie, ielen); 179 } 180 if (req == IEEE80211_IOC_WPAIE2) { 181 memset(wpaie.rsn_ie, 0, sizeof(wpaie.rsn_ie)); 182 if (ni->ni_ies.rsn_ie != NULL) { 183 int ielen = ni->ni_ies.rsn_ie[1] + 2; 184 if (ielen > sizeof(wpaie.rsn_ie)) 185 ielen = sizeof(wpaie.rsn_ie); 186 memcpy(wpaie.rsn_ie, ni->ni_ies.rsn_ie, ielen); 187 } 188 if (ireq->i_len > sizeof(struct ieee80211req_wpaie2)) 189 ireq->i_len = sizeof(struct ieee80211req_wpaie2); 190 } else { 191 /* compatibility op, may overwrite wpa ie */ 192 /* XXX check ic_flags? */ 193 if (ni->ni_ies.rsn_ie != NULL) { 194 int ielen = ni->ni_ies.rsn_ie[1] + 2; 195 if (ielen > sizeof(wpaie.wpa_ie)) 196 ielen = sizeof(wpaie.wpa_ie); 197 memcpy(wpaie.wpa_ie, ni->ni_ies.rsn_ie, ielen); 198 } 199 if (ireq->i_len > sizeof(struct ieee80211req_wpaie)) 200 ireq->i_len = sizeof(struct ieee80211req_wpaie); 201 } 202 ieee80211_free_node(ni); 203 return copyout(&wpaie, ireq->i_data, ireq->i_len); 204 } 205 206 static __noinline int 207 ieee80211_ioctl_getstastats(struct ieee80211vap *vap, struct ieee80211req *ireq) 208 { 209 struct ieee80211_node *ni; 210 uint8_t macaddr[IEEE80211_ADDR_LEN]; 211 const int off = __offsetof(struct ieee80211req_sta_stats, is_stats); 212 int error; 213 214 if (ireq->i_len < off) 215 return EINVAL; 216 error = copyin(ireq->i_data, macaddr, IEEE80211_ADDR_LEN); 217 if (error != 0) 218 return error; 219 ni = ieee80211_find_vap_node(&vap->iv_ic->ic_sta, vap, macaddr); 220 if (ni == NULL) 221 return ENOENT; 222 if (ireq->i_len > sizeof(struct ieee80211req_sta_stats)) 223 ireq->i_len = sizeof(struct ieee80211req_sta_stats); 224 /* NB: copy out only the statistics */ 225 error = copyout(&ni->ni_stats, (uint8_t *) ireq->i_data + off, 226 ireq->i_len - off); 227 ieee80211_free_node(ni); 228 return error; 229 } 230 231 struct scanreq { 232 struct ieee80211req_scan_result *sr; 233 size_t space; 234 }; 235 236 static size_t 237 scan_space(const struct ieee80211_scan_entry *se, int *ielen) 238 { 239 size_t len; 240 241 *ielen = se->se_ies.len; 242 /* 243 * NB: ie's can be no more than 255 bytes and the max 802.11 244 * packet is <3Kbytes so we are sure this doesn't overflow 245 * 16-bits; if this is a concern we can drop the ie's. 246 */ 247 len = sizeof(struct ieee80211req_scan_result) + se->se_ssid[1] + *ielen; 248 return roundup(len, sizeof(uint32_t)); 249 } 250 251 static void 252 get_scan_space(void *arg, const struct ieee80211_scan_entry *se) 253 { 254 struct scanreq *req = arg; 255 int ielen; 256 257 req->space += scan_space(se, &ielen); 258 } 259 260 static __noinline void 261 get_scan_result(void *arg, const struct ieee80211_scan_entry *se) 262 { 263 struct scanreq *req = arg; 264 struct ieee80211req_scan_result *sr; 265 int ielen, len, nr, nxr; 266 uint8_t *cp; 267 268 len = scan_space(se, &ielen); 269 if (len > req->space) 270 return; 271 272 sr = req->sr; 273 KASSERT(len <= 65535 && ielen <= 65535, 274 ("len %u ssid %u ie %u", len, se->se_ssid[1], ielen)); 275 sr->isr_len = len; 276 sr->isr_ie_off = sizeof(struct ieee80211req_scan_result); 277 sr->isr_ie_len = ielen; 278 sr->isr_freq = se->se_chan->ic_freq; 279 sr->isr_flags = se->se_chan->ic_flags; 280 sr->isr_rssi = se->se_rssi; 281 sr->isr_noise = se->se_noise; 282 sr->isr_intval = se->se_intval; 283 sr->isr_capinfo = se->se_capinfo; 284 sr->isr_erp = se->se_erp; 285 IEEE80211_ADDR_COPY(sr->isr_bssid, se->se_bssid); 286 nr = min(se->se_rates[1], IEEE80211_RATE_MAXSIZE); 287 memcpy(sr->isr_rates, se->se_rates+2, nr); 288 nxr = min(se->se_xrates[1], IEEE80211_RATE_MAXSIZE - nr); 289 memcpy(sr->isr_rates+nr, se->se_xrates+2, nxr); 290 sr->isr_nrates = nr + nxr; 291 292 sr->isr_ssid_len = se->se_ssid[1]; 293 cp = ((uint8_t *)sr) + sr->isr_ie_off; 294 memcpy(cp, se->se_ssid+2, sr->isr_ssid_len); 295 296 if (ielen) { 297 cp += sr->isr_ssid_len; 298 memcpy(cp, se->se_ies.data, ielen); 299 } 300 301 req->space -= len; 302 req->sr = (struct ieee80211req_scan_result *)(((uint8_t *)sr) + len); 303 } 304 305 static __noinline int 306 ieee80211_ioctl_getscanresults(struct ieee80211vap *vap, 307 struct ieee80211req *ireq) 308 { 309 struct scanreq req; 310 int error; 311 312 if (ireq->i_len < sizeof(struct scanreq)) 313 return EFAULT; 314 315 error = 0; 316 req.space = 0; 317 ieee80211_scan_iterate(vap, get_scan_space, &req); 318 if (req.space > ireq->i_len) 319 req.space = ireq->i_len; 320 if (req.space > 0) { 321 size_t space; 322 void *p; 323 324 space = req.space; 325 /* XXX M_WAITOK after driver lock released */ 326 p = malloc(space, M_TEMP, M_NOWAIT | M_ZERO); 327 if (p == NULL) 328 return ENOMEM; 329 req.sr = p; 330 ieee80211_scan_iterate(vap, get_scan_result, &req); 331 ireq->i_len = space - req.space; 332 error = copyout(p, ireq->i_data, ireq->i_len); 333 free(p, M_TEMP); 334 } else 335 ireq->i_len = 0; 336 337 return error; 338 } 339 340 struct stainforeq { 341 struct ieee80211vap *vap; 342 struct ieee80211req_sta_info *si; 343 size_t space; 344 }; 345 346 static size_t 347 sta_space(const struct ieee80211_node *ni, size_t *ielen) 348 { 349 *ielen = ni->ni_ies.len; 350 return roundup(sizeof(struct ieee80211req_sta_info) + *ielen, 351 sizeof(uint32_t)); 352 } 353 354 static void 355 get_sta_space(void *arg, struct ieee80211_node *ni) 356 { 357 struct stainforeq *req = arg; 358 size_t ielen; 359 360 if (req->vap != ni->ni_vap) 361 return; 362 if (ni->ni_vap->iv_opmode == IEEE80211_M_HOSTAP && 363 ni->ni_associd == 0) /* only associated stations */ 364 return; 365 req->space += sta_space(ni, &ielen); 366 } 367 368 static __noinline void 369 get_sta_info(void *arg, struct ieee80211_node *ni) 370 { 371 struct stainforeq *req = arg; 372 struct ieee80211vap *vap = ni->ni_vap; 373 struct ieee80211req_sta_info *si; 374 size_t ielen, len; 375 uint8_t *cp; 376 377 if (req->vap != ni->ni_vap) 378 return; 379 if (vap->iv_opmode == IEEE80211_M_HOSTAP && 380 ni->ni_associd == 0) /* only associated stations */ 381 return; 382 if (ni->ni_chan == IEEE80211_CHAN_ANYC) /* XXX bogus entry */ 383 return; 384 len = sta_space(ni, &ielen); 385 if (len > req->space) 386 return; 387 si = req->si; 388 si->isi_len = len; 389 si->isi_ie_off = sizeof(struct ieee80211req_sta_info); 390 si->isi_ie_len = ielen; 391 si->isi_freq = ni->ni_chan->ic_freq; 392 si->isi_flags = ni->ni_chan->ic_flags; 393 si->isi_state = ni->ni_flags; 394 si->isi_authmode = ni->ni_authmode; 395 vap->iv_ic->ic_node_getsignal(ni, &si->isi_rssi, &si->isi_noise); 396 vap->iv_ic->ic_node_getmimoinfo(ni, &si->isi_mimo); 397 si->isi_capinfo = ni->ni_capinfo; 398 si->isi_erp = ni->ni_erp; 399 IEEE80211_ADDR_COPY(si->isi_macaddr, ni->ni_macaddr); 400 si->isi_nrates = ni->ni_rates.rs_nrates; 401 if (si->isi_nrates > 15) 402 si->isi_nrates = 15; 403 memcpy(si->isi_rates, ni->ni_rates.rs_rates, si->isi_nrates); 404 si->isi_txrate = ni->ni_txrate; 405 if (si->isi_txrate & IEEE80211_RATE_MCS) { 406 const struct ieee80211_mcs_rates *mcs = 407 &ieee80211_htrates[ni->ni_txrate &~ IEEE80211_RATE_MCS]; 408 if (IEEE80211_IS_CHAN_HT40(ni->ni_chan)) { 409 if (ni->ni_htcap & IEEE80211_HTCAP_SHORTGI40) 410 si->isi_txmbps = mcs->ht40_rate_800ns; 411 else 412 si->isi_txmbps = mcs->ht40_rate_400ns; 413 } else { 414 if (ni->ni_htcap & IEEE80211_HTCAP_SHORTGI20) 415 si->isi_txmbps = mcs->ht20_rate_800ns; 416 else 417 si->isi_txmbps = mcs->ht20_rate_400ns; 418 } 419 } else 420 si->isi_txmbps = si->isi_txrate; 421 si->isi_associd = ni->ni_associd; 422 si->isi_txpower = ni->ni_txpower; 423 si->isi_vlan = ni->ni_vlan; 424 if (ni->ni_flags & IEEE80211_NODE_QOS) { 425 memcpy(si->isi_txseqs, ni->ni_txseqs, sizeof(ni->ni_txseqs)); 426 memcpy(si->isi_rxseqs, ni->ni_rxseqs, sizeof(ni->ni_rxseqs)); 427 } else { 428 si->isi_txseqs[0] = ni->ni_txseqs[IEEE80211_NONQOS_TID]; 429 si->isi_rxseqs[0] = ni->ni_rxseqs[IEEE80211_NONQOS_TID]; 430 } 431 /* NB: leave all cases in case we relax ni_associd == 0 check */ 432 if (ieee80211_node_is_authorized(ni)) 433 si->isi_inact = vap->iv_inact_run; 434 else if (ni->ni_associd != 0 || 435 (vap->iv_opmode == IEEE80211_M_WDS && 436 (vap->iv_flags_ext & IEEE80211_FEXT_WDSLEGACY))) 437 si->isi_inact = vap->iv_inact_auth; 438 else 439 si->isi_inact = vap->iv_inact_init; 440 si->isi_inact = (si->isi_inact - ni->ni_inact) * IEEE80211_INACT_WAIT; 441 442 if (ielen) { 443 cp = ((uint8_t *)si) + si->isi_ie_off; 444 memcpy(cp, ni->ni_ies.data, ielen); 445 } 446 447 req->si = (struct ieee80211req_sta_info *)(((uint8_t *)si) + len); 448 req->space -= len; 449 } 450 451 static __noinline int 452 getstainfo_common(struct ieee80211vap *vap, struct ieee80211req *ireq, 453 struct ieee80211_node *ni, int off) 454 { 455 struct ieee80211com *ic = vap->iv_ic; 456 struct stainforeq req; 457 size_t space; 458 void *p; 459 int error; 460 461 error = 0; 462 req.space = 0; 463 req.vap = vap; 464 if (ni == NULL) 465 ieee80211_iterate_nodes(&ic->ic_sta, get_sta_space, &req); 466 else 467 get_sta_space(&req, ni); 468 if (req.space > ireq->i_len) 469 req.space = ireq->i_len; 470 if (req.space > 0) { 471 space = req.space; 472 /* XXX M_WAITOK after driver lock released */ 473 p = malloc(space, M_TEMP, M_NOWAIT | M_ZERO); 474 if (p == NULL) { 475 error = ENOMEM; 476 goto bad; 477 } 478 req.si = p; 479 if (ni == NULL) 480 ieee80211_iterate_nodes(&ic->ic_sta, get_sta_info, &req); 481 else 482 get_sta_info(&req, ni); 483 ireq->i_len = space - req.space; 484 error = copyout(p, (uint8_t *) ireq->i_data+off, ireq->i_len); 485 free(p, M_TEMP); 486 } else 487 ireq->i_len = 0; 488 bad: 489 if (ni != NULL) 490 ieee80211_free_node(ni); 491 return error; 492 } 493 494 static __noinline int 495 ieee80211_ioctl_getstainfo(struct ieee80211vap *vap, struct ieee80211req *ireq) 496 { 497 uint8_t macaddr[IEEE80211_ADDR_LEN]; 498 const int off = __offsetof(struct ieee80211req_sta_req, info); 499 struct ieee80211_node *ni; 500 int error; 501 502 if (ireq->i_len < sizeof(struct ieee80211req_sta_req)) 503 return EFAULT; 504 error = copyin(ireq->i_data, macaddr, IEEE80211_ADDR_LEN); 505 if (error != 0) 506 return error; 507 if (IEEE80211_ADDR_EQ(macaddr, vap->iv_ifp->if_broadcastaddr)) { 508 ni = NULL; 509 } else { 510 ni = ieee80211_find_vap_node(&vap->iv_ic->ic_sta, vap, macaddr); 511 if (ni == NULL) 512 return ENOENT; 513 } 514 return getstainfo_common(vap, ireq, ni, off); 515 } 516 517 static __noinline int 518 ieee80211_ioctl_getstatxpow(struct ieee80211vap *vap, struct ieee80211req *ireq) 519 { 520 struct ieee80211_node *ni; 521 struct ieee80211req_sta_txpow txpow; 522 int error; 523 524 if (ireq->i_len != sizeof(txpow)) 525 return EINVAL; 526 error = copyin(ireq->i_data, &txpow, sizeof(txpow)); 527 if (error != 0) 528 return error; 529 ni = ieee80211_find_vap_node(&vap->iv_ic->ic_sta, vap, txpow.it_macaddr); 530 if (ni == NULL) 531 return ENOENT; 532 txpow.it_txpow = ni->ni_txpower; 533 error = copyout(&txpow, ireq->i_data, sizeof(txpow)); 534 ieee80211_free_node(ni); 535 return error; 536 } 537 538 static __noinline int 539 ieee80211_ioctl_getwmeparam(struct ieee80211vap *vap, struct ieee80211req *ireq) 540 { 541 struct ieee80211com *ic = vap->iv_ic; 542 struct ieee80211_wme_state *wme = &ic->ic_wme; 543 struct wmeParams *wmep; 544 int ac; 545 546 if ((ic->ic_caps & IEEE80211_C_WME) == 0) 547 return EINVAL; 548 549 ac = (ireq->i_len & IEEE80211_WMEPARAM_VAL); 550 if (ac >= WME_NUM_AC) 551 ac = WME_AC_BE; 552 if (ireq->i_len & IEEE80211_WMEPARAM_BSS) 553 wmep = &wme->wme_wmeBssChanParams.cap_wmeParams[ac]; 554 else 555 wmep = &wme->wme_wmeChanParams.cap_wmeParams[ac]; 556 switch (ireq->i_type) { 557 case IEEE80211_IOC_WME_CWMIN: /* WME: CWmin */ 558 ireq->i_val = wmep->wmep_logcwmin; 559 break; 560 case IEEE80211_IOC_WME_CWMAX: /* WME: CWmax */ 561 ireq->i_val = wmep->wmep_logcwmax; 562 break; 563 case IEEE80211_IOC_WME_AIFS: /* WME: AIFS */ 564 ireq->i_val = wmep->wmep_aifsn; 565 break; 566 case IEEE80211_IOC_WME_TXOPLIMIT: /* WME: txops limit */ 567 ireq->i_val = wmep->wmep_txopLimit; 568 break; 569 case IEEE80211_IOC_WME_ACM: /* WME: ACM (bss only) */ 570 wmep = &wme->wme_wmeBssChanParams.cap_wmeParams[ac]; 571 ireq->i_val = wmep->wmep_acm; 572 break; 573 case IEEE80211_IOC_WME_ACKPOLICY: /* WME: ACK policy (!bss only)*/ 574 wmep = &wme->wme_wmeChanParams.cap_wmeParams[ac]; 575 ireq->i_val = !wmep->wmep_noackPolicy; 576 break; 577 } 578 return 0; 579 } 580 581 static __noinline int 582 ieee80211_ioctl_getmaccmd(struct ieee80211vap *vap, struct ieee80211req *ireq) 583 { 584 const struct ieee80211_aclator *acl = vap->iv_acl; 585 586 return (acl == NULL ? EINVAL : acl->iac_getioctl(vap, ireq)); 587 } 588 589 /* 590 * Return the current ``state'' of an Atheros capbility. 591 * If associated in station mode report the negotiated 592 * setting. Otherwise report the current setting. 593 */ 594 static int 595 getathcap(struct ieee80211vap *vap, int cap) 596 { 597 if (vap->iv_opmode == IEEE80211_M_STA && 598 vap->iv_state == IEEE80211_S_RUN) 599 return IEEE80211_ATH_CAP(vap, vap->iv_bss, cap) != 0; 600 else 601 return (vap->iv_flags & cap) != 0; 602 } 603 604 static __noinline int 605 ieee80211_ioctl_getcurchan(struct ieee80211vap *vap, struct ieee80211req *ireq) 606 { 607 struct ieee80211com *ic = vap->iv_ic; 608 struct ieee80211_channel *c; 609 610 if (ireq->i_len != sizeof(struct ieee80211_channel)) 611 return EINVAL; 612 /* 613 * vap's may have different operating channels when HT is 614 * in use. When in RUN state report the vap-specific channel. 615 * Otherwise return curchan. 616 */ 617 if (vap->iv_state == IEEE80211_S_RUN) 618 c = vap->iv_bss->ni_chan; 619 else 620 c = ic->ic_curchan; 621 return copyout(c, ireq->i_data, sizeof(*c)); 622 } 623 624 static int 625 getappie(const struct ieee80211_appie *aie, struct ieee80211req *ireq) 626 { 627 if (aie == NULL) 628 return EINVAL; 629 /* NB: truncate, caller can check length */ 630 if (ireq->i_len > aie->ie_len) 631 ireq->i_len = aie->ie_len; 632 return copyout(aie->ie_data, ireq->i_data, ireq->i_len); 633 } 634 635 static int 636 ieee80211_ioctl_getappie(struct ieee80211vap *vap, struct ieee80211req *ireq) 637 { 638 uint8_t fc0; 639 640 fc0 = ireq->i_val & 0xff; 641 if ((fc0 & IEEE80211_FC0_TYPE_MASK) != IEEE80211_FC0_TYPE_MGT) 642 return EINVAL; 643 /* NB: could check iv_opmode and reject but hardly worth the effort */ 644 switch (fc0 & IEEE80211_FC0_SUBTYPE_MASK) { 645 case IEEE80211_FC0_SUBTYPE_BEACON: 646 return getappie(vap->iv_appie_beacon, ireq); 647 case IEEE80211_FC0_SUBTYPE_PROBE_RESP: 648 return getappie(vap->iv_appie_proberesp, ireq); 649 case IEEE80211_FC0_SUBTYPE_ASSOC_RESP: 650 return getappie(vap->iv_appie_assocresp, ireq); 651 case IEEE80211_FC0_SUBTYPE_PROBE_REQ: 652 return getappie(vap->iv_appie_probereq, ireq); 653 case IEEE80211_FC0_SUBTYPE_ASSOC_REQ: 654 return getappie(vap->iv_appie_assocreq, ireq); 655 case IEEE80211_FC0_SUBTYPE_BEACON|IEEE80211_FC0_SUBTYPE_PROBE_RESP: 656 return getappie(vap->iv_appie_wpa, ireq); 657 } 658 return EINVAL; 659 } 660 661 static __noinline int 662 ieee80211_ioctl_getregdomain(struct ieee80211vap *vap, 663 const struct ieee80211req *ireq) 664 { 665 struct ieee80211com *ic = vap->iv_ic; 666 667 if (ireq->i_len != sizeof(ic->ic_regdomain)) 668 return EINVAL; 669 return copyout(&ic->ic_regdomain, ireq->i_data, 670 sizeof(ic->ic_regdomain)); 671 } 672 673 static __noinline int 674 ieee80211_ioctl_getroam(struct ieee80211vap *vap, 675 const struct ieee80211req *ireq) 676 { 677 if (ireq->i_len != sizeof(vap->iv_roamparms)) 678 return EINVAL; 679 return copyout(vap->iv_roamparms, ireq->i_data, 680 sizeof(vap->iv_roamparms)); 681 } 682 683 static __noinline int 684 ieee80211_ioctl_gettxparams(struct ieee80211vap *vap, 685 const struct ieee80211req *ireq) 686 { 687 if (ireq->i_len != sizeof(vap->iv_txparms)) 688 return EINVAL; 689 return copyout(vap->iv_txparms, ireq->i_data, sizeof(vap->iv_txparms)); 690 } 691 692 static __noinline int 693 ieee80211_ioctl_getdevcaps(struct ieee80211com *ic, 694 const struct ieee80211req *ireq) 695 { 696 struct ieee80211_devcaps_req *dc; 697 struct ieee80211req_chaninfo *ci; 698 int error; 699 700 if (ireq->i_len != sizeof(struct ieee80211_devcaps_req)) 701 return EINVAL; 702 dc = (struct ieee80211_devcaps_req *) malloc( 703 sizeof(struct ieee80211_devcaps_req), M_TEMP, M_NOWAIT | M_ZERO); 704 if (dc == NULL) 705 return ENOMEM; 706 dc->dc_drivercaps = ic->ic_caps; 707 dc->dc_cryptocaps = ic->ic_cryptocaps; 708 dc->dc_htcaps = ic->ic_htcaps; 709 ci = &dc->dc_chaninfo; 710 ic->ic_getradiocaps(ic, &ci->ic_nchans, ci->ic_chans); 711 ieee80211_sort_channels(ci->ic_chans, ci->ic_nchans); 712 error = copyout(dc, ireq->i_data, sizeof(*dc)); 713 free(dc, M_TEMP); 714 return error; 715 } 716 717 static __noinline int 718 ieee80211_ioctl_getstavlan(struct ieee80211vap *vap, struct ieee80211req *ireq) 719 { 720 struct ieee80211_node *ni; 721 struct ieee80211req_sta_vlan vlan; 722 int error; 723 724 if (ireq->i_len != sizeof(vlan)) 725 return EINVAL; 726 error = copyin(ireq->i_data, &vlan, sizeof(vlan)); 727 if (error != 0) 728 return error; 729 if (!IEEE80211_ADDR_EQ(vlan.sv_macaddr, zerobssid)) { 730 ni = ieee80211_find_vap_node(&vap->iv_ic->ic_sta, vap, 731 vlan.sv_macaddr); 732 if (ni == NULL) 733 return ENOENT; 734 } else 735 ni = ieee80211_ref_node(vap->iv_bss); 736 vlan.sv_vlan = ni->ni_vlan; 737 error = copyout(&vlan, ireq->i_data, sizeof(vlan)); 738 ieee80211_free_node(ni); 739 return error; 740 } 741 742 /* 743 * When building the kernel with -O2 on the i386 architecture, gcc 744 * seems to want to inline this function into ieee80211_ioctl() 745 * (which is the only routine that calls it). When this happens, 746 * ieee80211_ioctl() ends up consuming an additional 2K of stack 747 * space. (Exactly why it needs so much is unclear.) The problem 748 * is that it's possible for ieee80211_ioctl() to invoke other 749 * routines (including driver init functions) which could then find 750 * themselves perilously close to exhausting the stack. 751 * 752 * To avoid this, we deliberately prevent gcc from inlining this 753 * routine. Another way to avoid this is to use less agressive 754 * optimization when compiling this file (i.e. -O instead of -O2) 755 * but special-casing the compilation of this one module in the 756 * build system would be awkward. 757 */ 758 static __noinline int 759 ieee80211_ioctl_get80211(struct ieee80211vap *vap, u_long cmd, 760 struct ieee80211req *ireq) 761 { 762 #define MS(_v, _f) (((_v) & _f) >> _f##_S) 763 struct ieee80211com *ic = vap->iv_ic; 764 u_int kid, len; 765 uint8_t tmpkey[IEEE80211_KEYBUF_SIZE]; 766 char tmpssid[IEEE80211_NWID_LEN]; 767 int error = 0; 768 769 switch (ireq->i_type) { 770 case IEEE80211_IOC_SSID: 771 switch (vap->iv_state) { 772 case IEEE80211_S_INIT: 773 case IEEE80211_S_SCAN: 774 ireq->i_len = vap->iv_des_ssid[0].len; 775 memcpy(tmpssid, vap->iv_des_ssid[0].ssid, ireq->i_len); 776 break; 777 default: 778 ireq->i_len = vap->iv_bss->ni_esslen; 779 memcpy(tmpssid, vap->iv_bss->ni_essid, ireq->i_len); 780 break; 781 } 782 error = copyout(tmpssid, ireq->i_data, ireq->i_len); 783 break; 784 case IEEE80211_IOC_NUMSSIDS: 785 ireq->i_val = 1; 786 break; 787 case IEEE80211_IOC_WEP: 788 if ((vap->iv_flags & IEEE80211_F_PRIVACY) == 0) 789 ireq->i_val = IEEE80211_WEP_OFF; 790 else if (vap->iv_flags & IEEE80211_F_DROPUNENC) 791 ireq->i_val = IEEE80211_WEP_ON; 792 else 793 ireq->i_val = IEEE80211_WEP_MIXED; 794 break; 795 case IEEE80211_IOC_WEPKEY: 796 kid = (u_int) ireq->i_val; 797 if (kid >= IEEE80211_WEP_NKID) 798 return EINVAL; 799 len = (u_int) vap->iv_nw_keys[kid].wk_keylen; 800 /* NB: only root can read WEP keys */ 801 if (priv_check(curthread, PRIV_NET80211_GETKEY) == 0) { 802 bcopy(vap->iv_nw_keys[kid].wk_key, tmpkey, len); 803 } else { 804 bzero(tmpkey, len); 805 } 806 ireq->i_len = len; 807 error = copyout(tmpkey, ireq->i_data, len); 808 break; 809 case IEEE80211_IOC_NUMWEPKEYS: 810 ireq->i_val = IEEE80211_WEP_NKID; 811 break; 812 case IEEE80211_IOC_WEPTXKEY: 813 ireq->i_val = vap->iv_def_txkey; 814 break; 815 case IEEE80211_IOC_AUTHMODE: 816 if (vap->iv_flags & IEEE80211_F_WPA) 817 ireq->i_val = IEEE80211_AUTH_WPA; 818 else 819 ireq->i_val = vap->iv_bss->ni_authmode; 820 break; 821 case IEEE80211_IOC_CHANNEL: 822 ireq->i_val = ieee80211_chan2ieee(ic, ic->ic_curchan); 823 break; 824 case IEEE80211_IOC_POWERSAVE: 825 if (vap->iv_flags & IEEE80211_F_PMGTON) 826 ireq->i_val = IEEE80211_POWERSAVE_ON; 827 else 828 ireq->i_val = IEEE80211_POWERSAVE_OFF; 829 break; 830 case IEEE80211_IOC_POWERSAVESLEEP: 831 ireq->i_val = ic->ic_lintval; 832 break; 833 case IEEE80211_IOC_RTSTHRESHOLD: 834 ireq->i_val = vap->iv_rtsthreshold; 835 break; 836 case IEEE80211_IOC_PROTMODE: 837 ireq->i_val = ic->ic_protmode; 838 break; 839 case IEEE80211_IOC_TXPOWER: 840 /* 841 * Tx power limit is the min of max regulatory 842 * power, any user-set limit, and the max the 843 * radio can do. 844 */ 845 ireq->i_val = 2*ic->ic_curchan->ic_maxregpower; 846 if (ireq->i_val > ic->ic_txpowlimit) 847 ireq->i_val = ic->ic_txpowlimit; 848 if (ireq->i_val > ic->ic_curchan->ic_maxpower) 849 ireq->i_val = ic->ic_curchan->ic_maxpower; 850 break; 851 case IEEE80211_IOC_WPA: 852 switch (vap->iv_flags & IEEE80211_F_WPA) { 853 case IEEE80211_F_WPA1: 854 ireq->i_val = 1; 855 break; 856 case IEEE80211_F_WPA2: 857 ireq->i_val = 2; 858 break; 859 case IEEE80211_F_WPA1 | IEEE80211_F_WPA2: 860 ireq->i_val = 3; 861 break; 862 default: 863 ireq->i_val = 0; 864 break; 865 } 866 break; 867 case IEEE80211_IOC_CHANLIST: 868 error = ieee80211_ioctl_getchanlist(vap, ireq); 869 break; 870 case IEEE80211_IOC_ROAMING: 871 ireq->i_val = vap->iv_roaming; 872 break; 873 case IEEE80211_IOC_PRIVACY: 874 ireq->i_val = (vap->iv_flags & IEEE80211_F_PRIVACY) != 0; 875 break; 876 case IEEE80211_IOC_DROPUNENCRYPTED: 877 ireq->i_val = (vap->iv_flags & IEEE80211_F_DROPUNENC) != 0; 878 break; 879 case IEEE80211_IOC_COUNTERMEASURES: 880 ireq->i_val = (vap->iv_flags & IEEE80211_F_COUNTERM) != 0; 881 break; 882 case IEEE80211_IOC_WME: 883 ireq->i_val = (vap->iv_flags & IEEE80211_F_WME) != 0; 884 break; 885 case IEEE80211_IOC_HIDESSID: 886 ireq->i_val = (vap->iv_flags & IEEE80211_F_HIDESSID) != 0; 887 break; 888 case IEEE80211_IOC_APBRIDGE: 889 ireq->i_val = (vap->iv_flags & IEEE80211_F_NOBRIDGE) == 0; 890 break; 891 case IEEE80211_IOC_WPAKEY: 892 error = ieee80211_ioctl_getkey(vap, ireq); 893 break; 894 case IEEE80211_IOC_CHANINFO: 895 error = ieee80211_ioctl_getchaninfo(vap, ireq); 896 break; 897 case IEEE80211_IOC_BSSID: 898 if (ireq->i_len != IEEE80211_ADDR_LEN) 899 return EINVAL; 900 error = copyout(vap->iv_state == IEEE80211_S_RUN ? 901 vap->iv_bss->ni_bssid : 902 vap->iv_des_bssid, 903 ireq->i_data, ireq->i_len); 904 break; 905 case IEEE80211_IOC_WPAIE: 906 error = ieee80211_ioctl_getwpaie(vap, ireq, ireq->i_type); 907 break; 908 case IEEE80211_IOC_WPAIE2: 909 error = ieee80211_ioctl_getwpaie(vap, ireq, ireq->i_type); 910 break; 911 case IEEE80211_IOC_SCAN_RESULTS: 912 error = ieee80211_ioctl_getscanresults(vap, ireq); 913 break; 914 case IEEE80211_IOC_STA_STATS: 915 error = ieee80211_ioctl_getstastats(vap, ireq); 916 break; 917 case IEEE80211_IOC_TXPOWMAX: 918 ireq->i_val = vap->iv_bss->ni_txpower; 919 break; 920 case IEEE80211_IOC_STA_TXPOW: 921 error = ieee80211_ioctl_getstatxpow(vap, ireq); 922 break; 923 case IEEE80211_IOC_STA_INFO: 924 error = ieee80211_ioctl_getstainfo(vap, ireq); 925 break; 926 case IEEE80211_IOC_WME_CWMIN: /* WME: CWmin */ 927 case IEEE80211_IOC_WME_CWMAX: /* WME: CWmax */ 928 case IEEE80211_IOC_WME_AIFS: /* WME: AIFS */ 929 case IEEE80211_IOC_WME_TXOPLIMIT: /* WME: txops limit */ 930 case IEEE80211_IOC_WME_ACM: /* WME: ACM (bss only) */ 931 case IEEE80211_IOC_WME_ACKPOLICY: /* WME: ACK policy (bss only) */ 932 error = ieee80211_ioctl_getwmeparam(vap, ireq); 933 break; 934 case IEEE80211_IOC_DTIM_PERIOD: 935 ireq->i_val = vap->iv_dtim_period; 936 break; 937 case IEEE80211_IOC_BEACON_INTERVAL: 938 /* NB: get from ic_bss for station mode */ 939 ireq->i_val = vap->iv_bss->ni_intval; 940 break; 941 case IEEE80211_IOC_PUREG: 942 ireq->i_val = (vap->iv_flags & IEEE80211_F_PUREG) != 0; 943 break; 944 case IEEE80211_IOC_FF: 945 ireq->i_val = getathcap(vap, IEEE80211_F_FF); 946 break; 947 case IEEE80211_IOC_TURBOP: 948 ireq->i_val = getathcap(vap, IEEE80211_F_TURBOP); 949 break; 950 case IEEE80211_IOC_BGSCAN: 951 ireq->i_val = (vap->iv_flags & IEEE80211_F_BGSCAN) != 0; 952 break; 953 case IEEE80211_IOC_BGSCAN_IDLE: 954 ireq->i_val = vap->iv_bgscanidle*hz/1000; /* ms */ 955 break; 956 case IEEE80211_IOC_BGSCAN_INTERVAL: 957 ireq->i_val = vap->iv_bgscanintvl/hz; /* seconds */ 958 break; 959 case IEEE80211_IOC_SCANVALID: 960 ireq->i_val = vap->iv_scanvalid/hz; /* seconds */ 961 break; 962 case IEEE80211_IOC_FRAGTHRESHOLD: 963 ireq->i_val = vap->iv_fragthreshold; 964 break; 965 case IEEE80211_IOC_MACCMD: 966 error = ieee80211_ioctl_getmaccmd(vap, ireq); 967 break; 968 case IEEE80211_IOC_BURST: 969 ireq->i_val = (vap->iv_flags & IEEE80211_F_BURST) != 0; 970 break; 971 case IEEE80211_IOC_BMISSTHRESHOLD: 972 ireq->i_val = vap->iv_bmissthreshold; 973 break; 974 case IEEE80211_IOC_CURCHAN: 975 error = ieee80211_ioctl_getcurchan(vap, ireq); 976 break; 977 case IEEE80211_IOC_SHORTGI: 978 ireq->i_val = 0; 979 if (vap->iv_flags_ext & IEEE80211_FEXT_SHORTGI20) 980 ireq->i_val |= IEEE80211_HTCAP_SHORTGI20; 981 if (vap->iv_flags_ext & IEEE80211_FEXT_SHORTGI40) 982 ireq->i_val |= IEEE80211_HTCAP_SHORTGI40; 983 break; 984 case IEEE80211_IOC_AMPDU: 985 ireq->i_val = 0; 986 if (vap->iv_flags_ext & IEEE80211_FEXT_AMPDU_TX) 987 ireq->i_val |= 1; 988 if (vap->iv_flags_ext & IEEE80211_FEXT_AMPDU_RX) 989 ireq->i_val |= 2; 990 break; 991 case IEEE80211_IOC_AMPDU_LIMIT: 992 if (vap->iv_opmode == IEEE80211_M_HOSTAP) 993 ireq->i_val = vap->iv_ampdu_rxmax; 994 else if (vap->iv_state == IEEE80211_S_RUN) 995 ireq->i_val = MS(vap->iv_bss->ni_htparam, 996 IEEE80211_HTCAP_MAXRXAMPDU); 997 else 998 ireq->i_val = vap->iv_ampdu_limit; 999 break; 1000 case IEEE80211_IOC_AMPDU_DENSITY: 1001 if (vap->iv_opmode == IEEE80211_M_STA && 1002 vap->iv_state == IEEE80211_S_RUN) 1003 ireq->i_val = MS(vap->iv_bss->ni_htparam, 1004 IEEE80211_HTCAP_MPDUDENSITY); 1005 else 1006 ireq->i_val = vap->iv_ampdu_density; 1007 break; 1008 case IEEE80211_IOC_AMSDU: 1009 ireq->i_val = 0; 1010 if (vap->iv_flags_ext & IEEE80211_FEXT_AMSDU_TX) 1011 ireq->i_val |= 1; 1012 if (vap->iv_flags_ext & IEEE80211_FEXT_AMSDU_RX) 1013 ireq->i_val |= 2; 1014 break; 1015 case IEEE80211_IOC_AMSDU_LIMIT: 1016 ireq->i_val = vap->iv_amsdu_limit; /* XXX truncation? */ 1017 break; 1018 case IEEE80211_IOC_PUREN: 1019 ireq->i_val = (vap->iv_flags_ext & IEEE80211_FEXT_PUREN) != 0; 1020 break; 1021 case IEEE80211_IOC_DOTH: 1022 ireq->i_val = (vap->iv_flags & IEEE80211_F_DOTH) != 0; 1023 break; 1024 case IEEE80211_IOC_REGDOMAIN: 1025 error = ieee80211_ioctl_getregdomain(vap, ireq); 1026 break; 1027 case IEEE80211_IOC_ROAM: 1028 error = ieee80211_ioctl_getroam(vap, ireq); 1029 break; 1030 case IEEE80211_IOC_TXPARAMS: 1031 error = ieee80211_ioctl_gettxparams(vap, ireq); 1032 break; 1033 case IEEE80211_IOC_HTCOMPAT: 1034 ireq->i_val = (vap->iv_flags_ext & IEEE80211_FEXT_HTCOMPAT) != 0; 1035 break; 1036 case IEEE80211_IOC_DWDS: 1037 ireq->i_val = (vap->iv_flags & IEEE80211_F_DWDS) != 0; 1038 break; 1039 case IEEE80211_IOC_INACTIVITY: 1040 ireq->i_val = (vap->iv_flags_ext & IEEE80211_FEXT_INACT) != 0; 1041 break; 1042 case IEEE80211_IOC_APPIE: 1043 error = ieee80211_ioctl_getappie(vap, ireq); 1044 break; 1045 case IEEE80211_IOC_WPS: 1046 ireq->i_val = (vap->iv_flags_ext & IEEE80211_FEXT_WPS) != 0; 1047 break; 1048 case IEEE80211_IOC_TSN: 1049 ireq->i_val = (vap->iv_flags_ext & IEEE80211_FEXT_TSN) != 0; 1050 break; 1051 case IEEE80211_IOC_DFS: 1052 ireq->i_val = (vap->iv_flags_ext & IEEE80211_FEXT_DFS) != 0; 1053 break; 1054 case IEEE80211_IOC_DOTD: 1055 ireq->i_val = (vap->iv_flags_ext & IEEE80211_FEXT_DOTD) != 0; 1056 break; 1057 case IEEE80211_IOC_DEVCAPS: 1058 error = ieee80211_ioctl_getdevcaps(ic, ireq); 1059 break; 1060 case IEEE80211_IOC_HTPROTMODE: 1061 ireq->i_val = ic->ic_htprotmode; 1062 break; 1063 case IEEE80211_IOC_HTCONF: 1064 if (vap->iv_flags_ext & IEEE80211_FEXT_HT) { 1065 ireq->i_val = 1; 1066 if (vap->iv_flags_ext & IEEE80211_FEXT_USEHT40) 1067 ireq->i_val |= 2; 1068 } else 1069 ireq->i_val = 0; 1070 break; 1071 case IEEE80211_IOC_STA_VLAN: 1072 error = ieee80211_ioctl_getstavlan(vap, ireq); 1073 break; 1074 case IEEE80211_IOC_SMPS: 1075 if (vap->iv_opmode == IEEE80211_M_STA && 1076 vap->iv_state == IEEE80211_S_RUN) { 1077 if (vap->iv_bss->ni_flags & IEEE80211_NODE_MIMO_RTS) 1078 ireq->i_val = IEEE80211_HTCAP_SMPS_DYNAMIC; 1079 else if (vap->iv_bss->ni_flags & IEEE80211_NODE_MIMO_PS) 1080 ireq->i_val = IEEE80211_HTCAP_SMPS_ENA; 1081 else 1082 ireq->i_val = IEEE80211_HTCAP_SMPS_OFF; 1083 } else 1084 ireq->i_val = vap->iv_htcaps & IEEE80211_HTCAP_SMPS; 1085 break; 1086 case IEEE80211_IOC_RIFS: 1087 if (vap->iv_opmode == IEEE80211_M_STA && 1088 vap->iv_state == IEEE80211_S_RUN) 1089 ireq->i_val = 1090 (vap->iv_bss->ni_flags & IEEE80211_NODE_RIFS) != 0; 1091 else 1092 ireq->i_val = 1093 (vap->iv_flags_ext & IEEE80211_FEXT_RIFS) != 0; 1094 break; 1095 #ifdef IEEE80211_SUPPORT_TDMA 1096 case IEEE80211_IOC_TDMA_SLOT: 1097 case IEEE80211_IOC_TDMA_SLOTCNT: 1098 case IEEE80211_IOC_TDMA_SLOTLEN: 1099 case IEEE80211_IOC_TDMA_BINTERVAL: 1100 error = ieee80211_tdma_ioctl_get80211(vap, ireq); 1101 break; 1102 #endif 1103 default: 1104 error = EINVAL; 1105 break; 1106 } 1107 return error; 1108 #undef MS 1109 } 1110 1111 static __noinline int 1112 ieee80211_ioctl_setkey(struct ieee80211vap *vap, struct ieee80211req *ireq) 1113 { 1114 struct ieee80211req_key ik; 1115 struct ieee80211_node *ni; 1116 struct ieee80211_key *wk; 1117 uint16_t kid; 1118 int error, i; 1119 1120 if (ireq->i_len != sizeof(ik)) 1121 return EINVAL; 1122 error = copyin(ireq->i_data, &ik, sizeof(ik)); 1123 if (error) 1124 return error; 1125 /* NB: cipher support is verified by ieee80211_crypt_newkey */ 1126 /* NB: this also checks ik->ik_keylen > sizeof(wk->wk_key) */ 1127 if (ik.ik_keylen > sizeof(ik.ik_keydata)) 1128 return E2BIG; 1129 kid = ik.ik_keyix; 1130 if (kid == IEEE80211_KEYIX_NONE) { 1131 /* XXX unicast keys currently must be tx/rx */ 1132 if (ik.ik_flags != (IEEE80211_KEY_XMIT | IEEE80211_KEY_RECV)) 1133 return EINVAL; 1134 if (vap->iv_opmode == IEEE80211_M_STA) { 1135 ni = ieee80211_ref_node(vap->iv_bss); 1136 if (!IEEE80211_ADDR_EQ(ik.ik_macaddr, ni->ni_bssid)) { 1137 ieee80211_free_node(ni); 1138 return EADDRNOTAVAIL; 1139 } 1140 } else { 1141 ni = ieee80211_find_vap_node(&vap->iv_ic->ic_sta, vap, 1142 ik.ik_macaddr); 1143 if (ni == NULL) 1144 return ENOENT; 1145 } 1146 wk = &ni->ni_ucastkey; 1147 } else { 1148 if (kid >= IEEE80211_WEP_NKID) 1149 return EINVAL; 1150 wk = &vap->iv_nw_keys[kid]; 1151 /* 1152 * Global slots start off w/o any assigned key index. 1153 * Force one here for consistency with IEEE80211_IOC_WEPKEY. 1154 */ 1155 if (wk->wk_keyix == IEEE80211_KEYIX_NONE) 1156 wk->wk_keyix = kid; 1157 ni = NULL; 1158 } 1159 error = 0; 1160 ieee80211_key_update_begin(vap); 1161 if (ieee80211_crypto_newkey(vap, ik.ik_type, ik.ik_flags, wk)) { 1162 wk->wk_keylen = ik.ik_keylen; 1163 /* NB: MIC presence is implied by cipher type */ 1164 if (wk->wk_keylen > IEEE80211_KEYBUF_SIZE) 1165 wk->wk_keylen = IEEE80211_KEYBUF_SIZE; 1166 for (i = 0; i < IEEE80211_TID_SIZE; i++) 1167 wk->wk_keyrsc[i] = ik.ik_keyrsc; 1168 wk->wk_keytsc = 0; /* new key, reset */ 1169 memset(wk->wk_key, 0, sizeof(wk->wk_key)); 1170 memcpy(wk->wk_key, ik.ik_keydata, ik.ik_keylen); 1171 IEEE80211_ADDR_COPY(wk->wk_macaddr, 1172 ni != NULL ? ni->ni_macaddr : ik.ik_macaddr); 1173 if (!ieee80211_crypto_setkey(vap, wk)) 1174 error = EIO; 1175 else if ((ik.ik_flags & IEEE80211_KEY_DEFAULT)) 1176 vap->iv_def_txkey = kid; 1177 } else 1178 error = ENXIO; 1179 ieee80211_key_update_end(vap); 1180 if (ni != NULL) 1181 ieee80211_free_node(ni); 1182 return error; 1183 } 1184 1185 static __noinline int 1186 ieee80211_ioctl_delkey(struct ieee80211vap *vap, struct ieee80211req *ireq) 1187 { 1188 struct ieee80211req_del_key dk; 1189 int kid, error; 1190 1191 if (ireq->i_len != sizeof(dk)) 1192 return EINVAL; 1193 error = copyin(ireq->i_data, &dk, sizeof(dk)); 1194 if (error) 1195 return error; 1196 kid = dk.idk_keyix; 1197 /* XXX uint8_t -> uint16_t */ 1198 if (dk.idk_keyix == (uint8_t) IEEE80211_KEYIX_NONE) { 1199 struct ieee80211_node *ni; 1200 1201 if (vap->iv_opmode == IEEE80211_M_STA) { 1202 ni = ieee80211_ref_node(vap->iv_bss); 1203 if (!IEEE80211_ADDR_EQ(dk.idk_macaddr, ni->ni_bssid)) { 1204 ieee80211_free_node(ni); 1205 return EADDRNOTAVAIL; 1206 } 1207 } else { 1208 ni = ieee80211_find_vap_node(&vap->iv_ic->ic_sta, vap, 1209 dk.idk_macaddr); 1210 if (ni == NULL) 1211 return ENOENT; 1212 } 1213 /* XXX error return */ 1214 ieee80211_node_delucastkey(ni); 1215 ieee80211_free_node(ni); 1216 } else { 1217 if (kid >= IEEE80211_WEP_NKID) 1218 return EINVAL; 1219 /* XXX error return */ 1220 ieee80211_crypto_delkey(vap, &vap->iv_nw_keys[kid]); 1221 } 1222 return 0; 1223 } 1224 1225 struct mlmeop { 1226 struct ieee80211vap *vap; 1227 int op; 1228 int reason; 1229 }; 1230 1231 static void 1232 mlmedebug(struct ieee80211vap *vap, const uint8_t mac[IEEE80211_ADDR_LEN], 1233 int op, int reason) 1234 { 1235 #ifdef IEEE80211_DEBUG 1236 static const struct { 1237 int mask; 1238 const char *opstr; 1239 } ops[] = { 1240 { 0, "op#0" }, 1241 { IEEE80211_MSG_IOCTL | IEEE80211_MSG_STATE | 1242 IEEE80211_MSG_ASSOC, "assoc" }, 1243 { IEEE80211_MSG_IOCTL | IEEE80211_MSG_STATE | 1244 IEEE80211_MSG_ASSOC, "disassoc" }, 1245 { IEEE80211_MSG_IOCTL | IEEE80211_MSG_STATE | 1246 IEEE80211_MSG_AUTH, "deauth" }, 1247 { IEEE80211_MSG_IOCTL | IEEE80211_MSG_STATE | 1248 IEEE80211_MSG_AUTH, "authorize" }, 1249 { IEEE80211_MSG_IOCTL | IEEE80211_MSG_STATE | 1250 IEEE80211_MSG_AUTH, "unauthorize" }, 1251 }; 1252 1253 if (op == IEEE80211_MLME_AUTH) { 1254 IEEE80211_NOTE_MAC(vap, IEEE80211_MSG_IOCTL | 1255 IEEE80211_MSG_STATE | IEEE80211_MSG_AUTH, mac, 1256 "station authenticate %s via MLME (reason %d)", 1257 reason == IEEE80211_STATUS_SUCCESS ? "ACCEPT" : "REJECT", 1258 reason); 1259 } else if (!(IEEE80211_MLME_ASSOC <= op && op <= IEEE80211_MLME_AUTH)) { 1260 IEEE80211_NOTE_MAC(vap, IEEE80211_MSG_ANY, mac, 1261 "unknown MLME request %d (reason %d)", op, reason); 1262 } else if (reason == IEEE80211_STATUS_SUCCESS) { 1263 IEEE80211_NOTE_MAC(vap, ops[op].mask, mac, 1264 "station %s via MLME", ops[op].opstr); 1265 } else { 1266 IEEE80211_NOTE_MAC(vap, ops[op].mask, mac, 1267 "station %s via MLME (reason %d)", ops[op].opstr, reason); 1268 } 1269 #endif /* IEEE80211_DEBUG */ 1270 } 1271 1272 static void 1273 domlme(void *arg, struct ieee80211_node *ni) 1274 { 1275 struct mlmeop *mop = arg; 1276 struct ieee80211vap *vap = ni->ni_vap; 1277 1278 if (vap != mop->vap) 1279 return; 1280 /* 1281 * NB: if ni_associd is zero then the node is already cleaned 1282 * up and we don't need to do this (we're safely holding a 1283 * reference but should otherwise not modify it's state). 1284 */ 1285 if (ni->ni_associd == 0) 1286 return; 1287 mlmedebug(vap, ni->ni_macaddr, mop->op, mop->reason); 1288 if (mop->op == IEEE80211_MLME_DEAUTH) { 1289 IEEE80211_SEND_MGMT(ni, IEEE80211_FC0_SUBTYPE_DEAUTH, 1290 mop->reason); 1291 } else { 1292 IEEE80211_SEND_MGMT(ni, IEEE80211_FC0_SUBTYPE_DISASSOC, 1293 mop->reason); 1294 } 1295 ieee80211_node_leave(ni); 1296 } 1297 1298 static int 1299 setmlme_dropsta(struct ieee80211vap *vap, 1300 const uint8_t mac[IEEE80211_ADDR_LEN], struct mlmeop *mlmeop) 1301 { 1302 struct ieee80211com *ic = vap->iv_ic; 1303 struct ieee80211_node_table *nt = &ic->ic_sta; 1304 struct ieee80211_node *ni; 1305 int error = 0; 1306 1307 /* NB: the broadcast address means do 'em all */ 1308 if (!IEEE80211_ADDR_EQ(mac, ic->ic_ifp->if_broadcastaddr)) { 1309 IEEE80211_NODE_LOCK(nt); 1310 ni = ieee80211_find_node_locked(nt, mac); 1311 if (ni != NULL) { 1312 domlme(mlmeop, ni); 1313 ieee80211_free_node(ni); 1314 } else 1315 error = ENOENT; 1316 IEEE80211_NODE_UNLOCK(nt); 1317 } else { 1318 ieee80211_iterate_nodes(nt, domlme, mlmeop); 1319 } 1320 return error; 1321 } 1322 1323 static __noinline int 1324 setmlme_common(struct ieee80211vap *vap, int op, 1325 const uint8_t mac[IEEE80211_ADDR_LEN], int reason) 1326 { 1327 struct ieee80211com *ic = vap->iv_ic; 1328 struct ieee80211_node_table *nt = &ic->ic_sta; 1329 struct ieee80211_node *ni; 1330 struct mlmeop mlmeop; 1331 int error; 1332 1333 error = 0; 1334 switch (op) { 1335 case IEEE80211_MLME_DISASSOC: 1336 case IEEE80211_MLME_DEAUTH: 1337 switch (vap->iv_opmode) { 1338 case IEEE80211_M_STA: 1339 mlmedebug(vap, vap->iv_bss->ni_macaddr, op, reason); 1340 /* XXX not quite right */ 1341 ieee80211_new_state(vap, IEEE80211_S_INIT, reason); 1342 break; 1343 case IEEE80211_M_HOSTAP: 1344 mlmeop.vap = vap; 1345 mlmeop.op = op; 1346 mlmeop.reason = reason; 1347 error = setmlme_dropsta(vap, mac, &mlmeop); 1348 break; 1349 case IEEE80211_M_WDS: 1350 /* XXX user app should send raw frame? */ 1351 if (op != IEEE80211_MLME_DEAUTH) { 1352 error = EINVAL; 1353 break; 1354 } 1355 #if 0 1356 /* XXX accept any address, simplifies user code */ 1357 if (!IEEE80211_ADDR_EQ(mac, vap->iv_bss->ni_macaddr)) { 1358 error = EINVAL; 1359 break; 1360 } 1361 #endif 1362 mlmedebug(vap, vap->iv_bss->ni_macaddr, op, reason); 1363 ni = ieee80211_ref_node(vap->iv_bss); 1364 IEEE80211_SEND_MGMT(ni, 1365 IEEE80211_FC0_SUBTYPE_DEAUTH, reason); 1366 ieee80211_free_node(ni); 1367 break; 1368 default: 1369 error = EINVAL; 1370 break; 1371 } 1372 break; 1373 case IEEE80211_MLME_AUTHORIZE: 1374 case IEEE80211_MLME_UNAUTHORIZE: 1375 if (vap->iv_opmode != IEEE80211_M_HOSTAP && 1376 vap->iv_opmode != IEEE80211_M_WDS) { 1377 error = EINVAL; 1378 break; 1379 } 1380 IEEE80211_NODE_LOCK(nt); 1381 ni = ieee80211_find_vap_node_locked(nt, vap, mac); 1382 if (ni != NULL) { 1383 mlmedebug(vap, mac, op, reason); 1384 if (op == IEEE80211_MLME_AUTHORIZE) 1385 ieee80211_node_authorize(ni); 1386 else 1387 ieee80211_node_unauthorize(ni); 1388 ieee80211_free_node(ni); 1389 } else 1390 error = ENOENT; 1391 IEEE80211_NODE_UNLOCK(nt); 1392 break; 1393 case IEEE80211_MLME_AUTH: 1394 if (vap->iv_opmode != IEEE80211_M_HOSTAP) { 1395 error = EINVAL; 1396 break; 1397 } 1398 IEEE80211_NODE_LOCK(nt); 1399 ni = ieee80211_find_vap_node_locked(nt, vap, mac); 1400 if (ni != NULL) { 1401 mlmedebug(vap, mac, op, reason); 1402 if (reason == IEEE80211_STATUS_SUCCESS) { 1403 IEEE80211_SEND_MGMT(ni, 1404 IEEE80211_FC0_SUBTYPE_AUTH, 2); 1405 /* 1406 * For shared key auth, just continue the 1407 * exchange. Otherwise when 802.1x is not in 1408 * use mark the port authorized at this point 1409 * so traffic can flow. 1410 */ 1411 if (ni->ni_authmode != IEEE80211_AUTH_8021X && 1412 ni->ni_challenge == NULL) 1413 ieee80211_node_authorize(ni); 1414 } else { 1415 vap->iv_stats.is_rx_acl++; 1416 ieee80211_send_error(ni, ni->ni_macaddr, 1417 IEEE80211_FC0_SUBTYPE_AUTH, 2|(reason<<16)); 1418 ieee80211_node_leave(ni); 1419 } 1420 ieee80211_free_node(ni); 1421 } else 1422 error = ENOENT; 1423 IEEE80211_NODE_UNLOCK(nt); 1424 break; 1425 default: 1426 error = EINVAL; 1427 break; 1428 } 1429 return error; 1430 } 1431 1432 struct scanlookup { 1433 const uint8_t *mac; 1434 int esslen; 1435 const uint8_t *essid; 1436 const struct ieee80211_scan_entry *se; 1437 }; 1438 1439 /* 1440 * Match mac address and any ssid. 1441 */ 1442 static void 1443 mlmelookup(void *arg, const struct ieee80211_scan_entry *se) 1444 { 1445 struct scanlookup *look = arg; 1446 1447 if (!IEEE80211_ADDR_EQ(look->mac, se->se_macaddr)) 1448 return; 1449 if (look->esslen != 0) { 1450 if (se->se_ssid[1] != look->esslen) 1451 return; 1452 if (memcmp(look->essid, se->se_ssid+2, look->esslen)) 1453 return; 1454 } 1455 look->se = se; 1456 } 1457 1458 static __noinline int 1459 setmlme_assoc(struct ieee80211vap *vap, const uint8_t mac[IEEE80211_ADDR_LEN], 1460 int ssid_len, const uint8_t ssid[IEEE80211_NWID_LEN]) 1461 { 1462 struct scanlookup lookup; 1463 1464 /* XXX ibss/ahdemo */ 1465 if (vap->iv_opmode != IEEE80211_M_STA) 1466 return EINVAL; 1467 1468 /* NB: this is racey if roaming is !manual */ 1469 lookup.se = NULL; 1470 lookup.mac = mac; 1471 lookup.esslen = ssid_len; 1472 lookup.essid = ssid; 1473 ieee80211_scan_iterate(vap, mlmelookup, &lookup); 1474 if (lookup.se == NULL) 1475 return ENOENT; 1476 mlmedebug(vap, mac, IEEE80211_MLME_ASSOC, 0); 1477 if (!ieee80211_sta_join(vap, lookup.se->se_chan, lookup.se)) 1478 return EIO; /* XXX unique but could be better */ 1479 return 0; 1480 } 1481 1482 static __noinline int 1483 ieee80211_ioctl_setmlme(struct ieee80211vap *vap, struct ieee80211req *ireq) 1484 { 1485 struct ieee80211req_mlme mlme; 1486 int error; 1487 1488 if (ireq->i_len != sizeof(mlme)) 1489 return EINVAL; 1490 error = copyin(ireq->i_data, &mlme, sizeof(mlme)); 1491 if (error) 1492 return error; 1493 if (mlme.im_op == IEEE80211_MLME_ASSOC) 1494 return setmlme_assoc(vap, mlme.im_macaddr, 1495 vap->iv_des_ssid[0].len, vap->iv_des_ssid[0].ssid); 1496 else 1497 return setmlme_common(vap, mlme.im_op, 1498 mlme.im_macaddr, mlme.im_reason); 1499 } 1500 1501 static __noinline int 1502 ieee80211_ioctl_macmac(struct ieee80211vap *vap, struct ieee80211req *ireq) 1503 { 1504 uint8_t mac[IEEE80211_ADDR_LEN]; 1505 const struct ieee80211_aclator *acl = vap->iv_acl; 1506 int error; 1507 1508 if (ireq->i_len != sizeof(mac)) 1509 return EINVAL; 1510 error = copyin(ireq->i_data, mac, ireq->i_len); 1511 if (error) 1512 return error; 1513 if (acl == NULL) { 1514 acl = ieee80211_aclator_get("mac"); 1515 if (acl == NULL || !acl->iac_attach(vap)) 1516 return EINVAL; 1517 vap->iv_acl = acl; 1518 } 1519 if (ireq->i_type == IEEE80211_IOC_ADDMAC) 1520 acl->iac_add(vap, mac); 1521 else 1522 acl->iac_remove(vap, mac); 1523 return 0; 1524 } 1525 1526 static __noinline int 1527 ieee80211_ioctl_setmaccmd(struct ieee80211vap *vap, struct ieee80211req *ireq) 1528 { 1529 const struct ieee80211_aclator *acl = vap->iv_acl; 1530 1531 switch (ireq->i_val) { 1532 case IEEE80211_MACCMD_POLICY_OPEN: 1533 case IEEE80211_MACCMD_POLICY_ALLOW: 1534 case IEEE80211_MACCMD_POLICY_DENY: 1535 case IEEE80211_MACCMD_POLICY_RADIUS: 1536 if (acl == NULL) { 1537 acl = ieee80211_aclator_get("mac"); 1538 if (acl == NULL || !acl->iac_attach(vap)) 1539 return EINVAL; 1540 vap->iv_acl = acl; 1541 } 1542 acl->iac_setpolicy(vap, ireq->i_val); 1543 break; 1544 case IEEE80211_MACCMD_FLUSH: 1545 if (acl != NULL) 1546 acl->iac_flush(vap); 1547 /* NB: silently ignore when not in use */ 1548 break; 1549 case IEEE80211_MACCMD_DETACH: 1550 if (acl != NULL) { 1551 vap->iv_acl = NULL; 1552 acl->iac_detach(vap); 1553 } 1554 break; 1555 default: 1556 if (acl == NULL) 1557 return EINVAL; 1558 else 1559 return acl->iac_setioctl(vap, ireq); 1560 } 1561 return 0; 1562 } 1563 1564 static __noinline int 1565 ieee80211_ioctl_setchanlist(struct ieee80211vap *vap, struct ieee80211req *ireq) 1566 { 1567 struct ieee80211com *ic = vap->iv_ic; 1568 struct ieee80211req_chanlist list; 1569 u_char chanlist[IEEE80211_CHAN_BYTES]; 1570 int i, nchan, error; 1571 1572 if (ireq->i_len != sizeof(list)) 1573 return EINVAL; 1574 error = copyin(ireq->i_data, &list, sizeof(list)); 1575 if (error) 1576 return error; 1577 memset(chanlist, 0, sizeof(chanlist)); 1578 nchan = 0; 1579 for (i = 0; i < ic->ic_nchans; i++) { 1580 const struct ieee80211_channel *c = &ic->ic_channels[i]; 1581 /* 1582 * Calculate the intersection of the user list and the 1583 * available channels so users can do things like specify 1584 * 1-255 to get all available channels. 1585 */ 1586 if (isset(list.ic_channels, c->ic_ieee)) { 1587 setbit(chanlist, c->ic_ieee); 1588 nchan++; 1589 } 1590 } 1591 if (nchan == 0) 1592 return EINVAL; 1593 if (ic->ic_bsschan != IEEE80211_CHAN_ANYC && /* XXX */ 1594 isclr(chanlist, ic->ic_bsschan->ic_ieee)) 1595 ic->ic_bsschan = IEEE80211_CHAN_ANYC; 1596 memcpy(ic->ic_chan_active, chanlist, sizeof(ic->ic_chan_active)); 1597 ieee80211_scan_flush(vap); 1598 return ENETRESET; 1599 } 1600 1601 static __noinline int 1602 ieee80211_ioctl_setstastats(struct ieee80211vap *vap, struct ieee80211req *ireq) 1603 { 1604 struct ieee80211_node *ni; 1605 uint8_t macaddr[IEEE80211_ADDR_LEN]; 1606 int error; 1607 1608 /* 1609 * NB: we could copyin ieee80211req_sta_stats so apps 1610 * could make selective changes but that's overkill; 1611 * just clear all stats for now. 1612 */ 1613 if (ireq->i_len < IEEE80211_ADDR_LEN) 1614 return EINVAL; 1615 error = copyin(ireq->i_data, macaddr, IEEE80211_ADDR_LEN); 1616 if (error != 0) 1617 return error; 1618 ni = ieee80211_find_vap_node(&vap->iv_ic->ic_sta, vap, macaddr); 1619 if (ni == NULL) 1620 return ENOENT; 1621 /* XXX require ni_vap == vap? */ 1622 memset(&ni->ni_stats, 0, sizeof(ni->ni_stats)); 1623 ieee80211_free_node(ni); 1624 return 0; 1625 } 1626 1627 static __noinline int 1628 ieee80211_ioctl_setstatxpow(struct ieee80211vap *vap, struct ieee80211req *ireq) 1629 { 1630 struct ieee80211_node *ni; 1631 struct ieee80211req_sta_txpow txpow; 1632 int error; 1633 1634 if (ireq->i_len != sizeof(txpow)) 1635 return EINVAL; 1636 error = copyin(ireq->i_data, &txpow, sizeof(txpow)); 1637 if (error != 0) 1638 return error; 1639 ni = ieee80211_find_vap_node(&vap->iv_ic->ic_sta, vap, txpow.it_macaddr); 1640 if (ni == NULL) 1641 return ENOENT; 1642 ni->ni_txpower = txpow.it_txpow; 1643 ieee80211_free_node(ni); 1644 return error; 1645 } 1646 1647 static __noinline int 1648 ieee80211_ioctl_setwmeparam(struct ieee80211vap *vap, struct ieee80211req *ireq) 1649 { 1650 struct ieee80211com *ic = vap->iv_ic; 1651 struct ieee80211_wme_state *wme = &ic->ic_wme; 1652 struct wmeParams *wmep, *chanp; 1653 int isbss, ac; 1654 1655 if ((ic->ic_caps & IEEE80211_C_WME) == 0) 1656 return EOPNOTSUPP; 1657 1658 isbss = (ireq->i_len & IEEE80211_WMEPARAM_BSS); 1659 ac = (ireq->i_len & IEEE80211_WMEPARAM_VAL); 1660 if (ac >= WME_NUM_AC) 1661 ac = WME_AC_BE; 1662 if (isbss) { 1663 chanp = &wme->wme_bssChanParams.cap_wmeParams[ac]; 1664 wmep = &wme->wme_wmeBssChanParams.cap_wmeParams[ac]; 1665 } else { 1666 chanp = &wme->wme_chanParams.cap_wmeParams[ac]; 1667 wmep = &wme->wme_wmeChanParams.cap_wmeParams[ac]; 1668 } 1669 switch (ireq->i_type) { 1670 case IEEE80211_IOC_WME_CWMIN: /* WME: CWmin */ 1671 if (isbss) { 1672 wmep->wmep_logcwmin = ireq->i_val; 1673 if ((wme->wme_flags & WME_F_AGGRMODE) == 0) 1674 chanp->wmep_logcwmin = ireq->i_val; 1675 } else { 1676 wmep->wmep_logcwmin = chanp->wmep_logcwmin = 1677 ireq->i_val; 1678 } 1679 break; 1680 case IEEE80211_IOC_WME_CWMAX: /* WME: CWmax */ 1681 if (isbss) { 1682 wmep->wmep_logcwmax = ireq->i_val; 1683 if ((wme->wme_flags & WME_F_AGGRMODE) == 0) 1684 chanp->wmep_logcwmax = ireq->i_val; 1685 } else { 1686 wmep->wmep_logcwmax = chanp->wmep_logcwmax = 1687 ireq->i_val; 1688 } 1689 break; 1690 case IEEE80211_IOC_WME_AIFS: /* WME: AIFS */ 1691 if (isbss) { 1692 wmep->wmep_aifsn = ireq->i_val; 1693 if ((wme->wme_flags & WME_F_AGGRMODE) == 0) 1694 chanp->wmep_aifsn = ireq->i_val; 1695 } else { 1696 wmep->wmep_aifsn = chanp->wmep_aifsn = ireq->i_val; 1697 } 1698 break; 1699 case IEEE80211_IOC_WME_TXOPLIMIT: /* WME: txops limit */ 1700 if (isbss) { 1701 wmep->wmep_txopLimit = ireq->i_val; 1702 if ((wme->wme_flags & WME_F_AGGRMODE) == 0) 1703 chanp->wmep_txopLimit = ireq->i_val; 1704 } else { 1705 wmep->wmep_txopLimit = chanp->wmep_txopLimit = 1706 ireq->i_val; 1707 } 1708 break; 1709 case IEEE80211_IOC_WME_ACM: /* WME: ACM (bss only) */ 1710 wmep->wmep_acm = ireq->i_val; 1711 if ((wme->wme_flags & WME_F_AGGRMODE) == 0) 1712 chanp->wmep_acm = ireq->i_val; 1713 break; 1714 case IEEE80211_IOC_WME_ACKPOLICY: /* WME: ACK policy (!bss only)*/ 1715 wmep->wmep_noackPolicy = chanp->wmep_noackPolicy = 1716 (ireq->i_val) == 0; 1717 break; 1718 } 1719 ieee80211_wme_updateparams(vap); 1720 return 0; 1721 } 1722 1723 static int 1724 find11gchannel(struct ieee80211com *ic, int start, int freq) 1725 { 1726 const struct ieee80211_channel *c; 1727 int i; 1728 1729 for (i = start+1; i < ic->ic_nchans; i++) { 1730 c = &ic->ic_channels[i]; 1731 if (c->ic_freq == freq && IEEE80211_IS_CHAN_ANYG(c)) 1732 return 1; 1733 } 1734 /* NB: should not be needed but in case things are mis-sorted */ 1735 for (i = 0; i < start; i++) { 1736 c = &ic->ic_channels[i]; 1737 if (c->ic_freq == freq && IEEE80211_IS_CHAN_ANYG(c)) 1738 return 1; 1739 } 1740 return 0; 1741 } 1742 1743 static struct ieee80211_channel * 1744 findchannel(struct ieee80211com *ic, int ieee, int mode) 1745 { 1746 static const u_int chanflags[IEEE80211_MODE_MAX] = { 1747 0, /* IEEE80211_MODE_AUTO */ 1748 IEEE80211_CHAN_A, /* IEEE80211_MODE_11A */ 1749 IEEE80211_CHAN_B, /* IEEE80211_MODE_11B */ 1750 IEEE80211_CHAN_G, /* IEEE80211_MODE_11G */ 1751 IEEE80211_CHAN_FHSS, /* IEEE80211_MODE_FH */ 1752 IEEE80211_CHAN_108A, /* IEEE80211_MODE_TURBO_A */ 1753 IEEE80211_CHAN_108G, /* IEEE80211_MODE_TURBO_G */ 1754 IEEE80211_CHAN_STURBO, /* IEEE80211_MODE_STURBO_A */ 1755 /* NB: handled specially below */ 1756 IEEE80211_CHAN_A, /* IEEE80211_MODE_11NA */ 1757 IEEE80211_CHAN_G, /* IEEE80211_MODE_11NG */ 1758 }; 1759 u_int modeflags; 1760 int i; 1761 1762 modeflags = chanflags[mode]; 1763 for (i = 0; i < ic->ic_nchans; i++) { 1764 struct ieee80211_channel *c = &ic->ic_channels[i]; 1765 1766 if (c->ic_ieee != ieee) 1767 continue; 1768 if (mode == IEEE80211_MODE_AUTO) { 1769 /* ignore turbo channels for autoselect */ 1770 if (IEEE80211_IS_CHAN_TURBO(c)) 1771 continue; 1772 /* 1773 * XXX special-case 11b/g channels so we 1774 * always select the g channel if both 1775 * are present. 1776 * XXX prefer HT to non-HT? 1777 */ 1778 if (!IEEE80211_IS_CHAN_B(c) || 1779 !find11gchannel(ic, i, c->ic_freq)) 1780 return c; 1781 } else { 1782 /* must check HT specially */ 1783 if ((mode == IEEE80211_MODE_11NA || 1784 mode == IEEE80211_MODE_11NG) && 1785 !IEEE80211_IS_CHAN_HT(c)) 1786 continue; 1787 if ((c->ic_flags & modeflags) == modeflags) 1788 return c; 1789 } 1790 } 1791 return NULL; 1792 } 1793 1794 /* 1795 * Check the specified against any desired mode (aka netband). 1796 * This is only used (presently) when operating in hostap mode 1797 * to enforce consistency. 1798 */ 1799 static int 1800 check_mode_consistency(const struct ieee80211_channel *c, int mode) 1801 { 1802 KASSERT(c != IEEE80211_CHAN_ANYC, ("oops, no channel")); 1803 1804 switch (mode) { 1805 case IEEE80211_MODE_11B: 1806 return (IEEE80211_IS_CHAN_B(c)); 1807 case IEEE80211_MODE_11G: 1808 return (IEEE80211_IS_CHAN_ANYG(c) && !IEEE80211_IS_CHAN_HT(c)); 1809 case IEEE80211_MODE_11A: 1810 return (IEEE80211_IS_CHAN_A(c) && !IEEE80211_IS_CHAN_HT(c)); 1811 case IEEE80211_MODE_STURBO_A: 1812 return (IEEE80211_IS_CHAN_STURBO(c)); 1813 case IEEE80211_MODE_11NA: 1814 return (IEEE80211_IS_CHAN_HTA(c)); 1815 case IEEE80211_MODE_11NG: 1816 return (IEEE80211_IS_CHAN_HTG(c)); 1817 } 1818 return 1; 1819 1820 } 1821 1822 /* 1823 * Common code to set the current channel. If the device 1824 * is up and running this may result in an immediate channel 1825 * change or a kick of the state machine. 1826 */ 1827 static int 1828 setcurchan(struct ieee80211vap *vap, struct ieee80211_channel *c) 1829 { 1830 struct ieee80211com *ic = vap->iv_ic; 1831 int error; 1832 1833 if (c != IEEE80211_CHAN_ANYC) { 1834 if (IEEE80211_IS_CHAN_RADAR(c)) 1835 return EBUSY; /* XXX better code? */ 1836 if (vap->iv_opmode == IEEE80211_M_HOSTAP) { 1837 if (IEEE80211_IS_CHAN_NOHOSTAP(c)) 1838 return EINVAL; 1839 if (!check_mode_consistency(c, vap->iv_des_mode)) 1840 return EINVAL; 1841 } else if (vap->iv_opmode == IEEE80211_M_IBSS) { 1842 if (IEEE80211_IS_CHAN_NOADHOC(c)) 1843 return EINVAL; 1844 } 1845 if (vap->iv_state == IEEE80211_S_RUN && 1846 vap->iv_bss->ni_chan == c) 1847 return 0; /* NB: nothing to do */ 1848 } 1849 vap->iv_des_chan = c; 1850 1851 error = 0; 1852 if (vap->iv_opmode == IEEE80211_M_MONITOR && 1853 vap->iv_des_chan != IEEE80211_CHAN_ANYC) { 1854 /* 1855 * Monitor mode can switch directly. 1856 */ 1857 if (IFNET_IS_UP_RUNNING(vap->iv_ifp)) { 1858 /* XXX need state machine for other vap's to follow */ 1859 ieee80211_setcurchan(ic, vap->iv_des_chan); 1860 vap->iv_bss->ni_chan = ic->ic_curchan; 1861 } else 1862 ic->ic_curchan = vap->iv_des_chan; 1863 } else { 1864 /* 1865 * Need to go through the state machine in case we 1866 * need to reassociate or the like. The state machine 1867 * will pickup the desired channel and avoid scanning. 1868 */ 1869 if (IS_UP_AUTO(vap)) 1870 ieee80211_new_state(vap, IEEE80211_S_SCAN, 0); 1871 else if (vap->iv_des_chan != IEEE80211_CHAN_ANYC) { 1872 /* 1873 * When not up+running and a real channel has 1874 * been specified fix the current channel so 1875 * there is immediate feedback; e.g. via ifconfig. 1876 */ 1877 ic->ic_curchan = vap->iv_des_chan; 1878 } 1879 } 1880 return error; 1881 } 1882 1883 /* 1884 * Old api for setting the current channel; this is 1885 * deprecated because channel numbers are ambiguous. 1886 */ 1887 static __noinline int 1888 ieee80211_ioctl_setchannel(struct ieee80211vap *vap, 1889 const struct ieee80211req *ireq) 1890 { 1891 struct ieee80211com *ic = vap->iv_ic; 1892 struct ieee80211_channel *c; 1893 1894 /* XXX 0xffff overflows 16-bit signed */ 1895 if (ireq->i_val == 0 || 1896 ireq->i_val == (int16_t) IEEE80211_CHAN_ANY) { 1897 c = IEEE80211_CHAN_ANYC; 1898 } else { 1899 struct ieee80211_channel *c2; 1900 1901 c = findchannel(ic, ireq->i_val, vap->iv_des_mode); 1902 if (c == NULL) { 1903 c = findchannel(ic, ireq->i_val, 1904 IEEE80211_MODE_AUTO); 1905 if (c == NULL) 1906 return EINVAL; 1907 } 1908 /* 1909 * Fine tune channel selection based on desired mode: 1910 * if 11b is requested, find the 11b version of any 1911 * 11g channel returned, 1912 * if static turbo, find the turbo version of any 1913 * 11a channel return, 1914 * if 11na is requested, find the ht version of any 1915 * 11a channel returned, 1916 * if 11ng is requested, find the ht version of any 1917 * 11g channel returned, 1918 * otherwise we should be ok with what we've got. 1919 */ 1920 switch (vap->iv_des_mode) { 1921 case IEEE80211_MODE_11B: 1922 if (IEEE80211_IS_CHAN_ANYG(c)) { 1923 c2 = findchannel(ic, ireq->i_val, 1924 IEEE80211_MODE_11B); 1925 /* NB: should not happen, =>'s 11g w/o 11b */ 1926 if (c2 != NULL) 1927 c = c2; 1928 } 1929 break; 1930 case IEEE80211_MODE_TURBO_A: 1931 if (IEEE80211_IS_CHAN_A(c)) { 1932 c2 = findchannel(ic, ireq->i_val, 1933 IEEE80211_MODE_TURBO_A); 1934 if (c2 != NULL) 1935 c = c2; 1936 } 1937 break; 1938 case IEEE80211_MODE_11NA: 1939 if (IEEE80211_IS_CHAN_A(c)) { 1940 c2 = findchannel(ic, ireq->i_val, 1941 IEEE80211_MODE_11NA); 1942 if (c2 != NULL) 1943 c = c2; 1944 } 1945 break; 1946 case IEEE80211_MODE_11NG: 1947 if (IEEE80211_IS_CHAN_ANYG(c)) { 1948 c2 = findchannel(ic, ireq->i_val, 1949 IEEE80211_MODE_11NG); 1950 if (c2 != NULL) 1951 c = c2; 1952 } 1953 break; 1954 default: /* NB: no static turboG */ 1955 break; 1956 } 1957 } 1958 return setcurchan(vap, c); 1959 } 1960 1961 /* 1962 * New/current api for setting the current channel; a complete 1963 * channel description is provide so there is no ambiguity in 1964 * identifying the channel. 1965 */ 1966 static __noinline int 1967 ieee80211_ioctl_setcurchan(struct ieee80211vap *vap, 1968 const struct ieee80211req *ireq) 1969 { 1970 struct ieee80211com *ic = vap->iv_ic; 1971 struct ieee80211_channel chan, *c; 1972 int error; 1973 1974 if (ireq->i_len != sizeof(chan)) 1975 return EINVAL; 1976 error = copyin(ireq->i_data, &chan, sizeof(chan)); 1977 if (error != 0) 1978 return error; 1979 /* XXX 0xffff overflows 16-bit signed */ 1980 if (chan.ic_freq == 0 || chan.ic_freq == IEEE80211_CHAN_ANY) { 1981 c = IEEE80211_CHAN_ANYC; 1982 } else { 1983 c = ieee80211_find_channel(ic, chan.ic_freq, chan.ic_flags); 1984 if (c == NULL) 1985 return EINVAL; 1986 } 1987 return setcurchan(vap, c); 1988 } 1989 1990 static __noinline int 1991 ieee80211_ioctl_setregdomain(struct ieee80211vap *vap, 1992 const struct ieee80211req *ireq) 1993 { 1994 struct ieee80211_regdomain_req *reg; 1995 int error; 1996 1997 if (ireq->i_len != sizeof(struct ieee80211_regdomain_req)) 1998 return EINVAL; 1999 reg = (struct ieee80211_regdomain_req *) malloc( 2000 sizeof(struct ieee80211_regdomain_req), M_TEMP, M_NOWAIT); 2001 if (reg == NULL) 2002 return ENOMEM; 2003 error = copyin(ireq->i_data, reg, sizeof(*reg)); 2004 if (error == 0) 2005 error = ieee80211_setregdomain(vap, reg); 2006 free(reg, M_TEMP); 2007 2008 return (error == 0 ? ENETRESET : error); 2009 } 2010 2011 static int 2012 ieee80211_ioctl_setroam(struct ieee80211vap *vap, 2013 const struct ieee80211req *ireq) 2014 { 2015 if (ireq->i_len != sizeof(vap->iv_roamparms)) 2016 return EINVAL; 2017 /* XXX validate params */ 2018 /* XXX? ENETRESET to push to device? */ 2019 return copyin(ireq->i_data, vap->iv_roamparms, 2020 sizeof(vap->iv_roamparms)); 2021 } 2022 2023 static int 2024 checkrate(const struct ieee80211_rateset *rs, int rate) 2025 { 2026 int i; 2027 2028 if (rate == IEEE80211_FIXED_RATE_NONE) 2029 return 1; 2030 for (i = 0; i < rs->rs_nrates; i++) 2031 if ((rs->rs_rates[i] & IEEE80211_RATE_VAL) == rate) 2032 return 1; 2033 return 0; 2034 } 2035 2036 static int 2037 checkmcs(int mcs) 2038 { 2039 if (mcs == IEEE80211_FIXED_RATE_NONE) 2040 return 1; 2041 if ((mcs & IEEE80211_RATE_MCS) == 0) /* MCS always have 0x80 set */ 2042 return 0; 2043 return (mcs & 0x7f) <= 15; /* XXX could search ht rate set */ 2044 } 2045 2046 static __noinline int 2047 ieee80211_ioctl_settxparams(struct ieee80211vap *vap, 2048 const struct ieee80211req *ireq) 2049 { 2050 struct ieee80211com *ic = vap->iv_ic; 2051 struct ieee80211_txparams_req parms; /* XXX stack use? */ 2052 struct ieee80211_txparam *src, *dst; 2053 const struct ieee80211_rateset *rs; 2054 int error, i, changed; 2055 2056 if (ireq->i_len != sizeof(parms)) 2057 return EINVAL; 2058 error = copyin(ireq->i_data, &parms, sizeof(parms)); 2059 if (error != 0) 2060 return error; 2061 changed = 0; 2062 /* validate parameters and check if anything changed */ 2063 for (i = IEEE80211_MODE_11A; i < IEEE80211_MODE_11NA; i++) { 2064 if (isclr(ic->ic_modecaps, i)) 2065 continue; 2066 src = &parms.params[i]; 2067 dst = &vap->iv_txparms[i]; 2068 rs = &ic->ic_sup_rates[i]; 2069 if (src->ucastrate != dst->ucastrate) { 2070 if (!checkrate(rs, src->ucastrate)) 2071 return EINVAL; 2072 changed++; 2073 } 2074 if (src->mcastrate != dst->mcastrate) { 2075 if (!checkrate(rs, src->mcastrate)) 2076 return EINVAL; 2077 changed++; 2078 } 2079 if (src->mgmtrate != dst->mgmtrate) { 2080 if (!checkrate(rs, src->mgmtrate)) 2081 return EINVAL; 2082 changed++; 2083 } 2084 if (src->maxretry != dst->maxretry) /* NB: no bounds */ 2085 changed++; 2086 } 2087 /* 11n parameters are handled differently */ 2088 for (; i < IEEE80211_MODE_MAX; i++) { 2089 if (isclr(ic->ic_modecaps, i)) 2090 continue; 2091 src = &parms.params[i]; 2092 dst = &vap->iv_txparms[i]; 2093 rs = &ic->ic_sup_rates[i == IEEE80211_MODE_11NA ? 2094 IEEE80211_MODE_11A : IEEE80211_MODE_11G]; 2095 if (src->ucastrate != dst->ucastrate) { 2096 if (!checkmcs(src->ucastrate) && 2097 !checkrate(rs, src->ucastrate)) 2098 return EINVAL; 2099 changed++; 2100 } 2101 if (src->mcastrate != dst->mcastrate) { 2102 if (!checkmcs(src->mcastrate) && 2103 !checkrate(rs, src->mcastrate)) 2104 return EINVAL; 2105 changed++; 2106 } 2107 if (src->mgmtrate != dst->mgmtrate) { 2108 if (!checkmcs(src->mgmtrate) && 2109 !checkrate(rs, src->mgmtrate)) 2110 return EINVAL; 2111 changed++; 2112 } 2113 if (src->maxretry != dst->maxretry) /* NB: no bounds */ 2114 changed++; 2115 } 2116 if (changed) { 2117 /* 2118 * Copy new parameters in place and notify the 2119 * driver so it can push state to the device. 2120 */ 2121 for (i = IEEE80211_MODE_11A; i < IEEE80211_MODE_MAX; i++) { 2122 if (isset(ic->ic_modecaps, i)) 2123 vap->iv_txparms[i] = parms.params[i]; 2124 } 2125 /* XXX could be more intelligent, 2126 e.g. don't reset if setting not being used */ 2127 return ENETRESET; 2128 } 2129 return 0; 2130 } 2131 2132 /* 2133 * Application Information Element support. 2134 */ 2135 static int 2136 setappie(struct ieee80211_appie **aie, const struct ieee80211req *ireq) 2137 { 2138 struct ieee80211_appie *app = *aie; 2139 struct ieee80211_appie *napp; 2140 int error; 2141 2142 if (ireq->i_len == 0) { /* delete any existing ie */ 2143 if (app != NULL) { 2144 *aie = NULL; /* XXX racey */ 2145 free(app, M_80211_NODE_IE); 2146 } 2147 return 0; 2148 } 2149 if (!(2 <= ireq->i_len && ireq->i_len <= IEEE80211_MAX_APPIE)) 2150 return EINVAL; 2151 /* 2152 * Allocate a new appie structure and copy in the user data. 2153 * When done swap in the new structure. Note that we do not 2154 * guard against users holding a ref to the old structure; 2155 * this must be handled outside this code. 2156 * 2157 * XXX bad bad bad 2158 */ 2159 napp = (struct ieee80211_appie *) malloc( 2160 sizeof(struct ieee80211_appie) + ireq->i_len, M_80211_NODE_IE, M_NOWAIT); 2161 if (napp == NULL) 2162 return ENOMEM; 2163 /* XXX holding ic lock */ 2164 error = copyin(ireq->i_data, napp->ie_data, ireq->i_len); 2165 if (error) { 2166 free(napp, M_80211_NODE_IE); 2167 return error; 2168 } 2169 napp->ie_len = ireq->i_len; 2170 *aie = napp; 2171 if (app != NULL) 2172 free(app, M_80211_NODE_IE); 2173 return 0; 2174 } 2175 2176 static void 2177 setwparsnie(struct ieee80211vap *vap, uint8_t *ie, int space) 2178 { 2179 /* validate data is present as best we can */ 2180 if (space == 0 || 2+ie[1] > space) 2181 return; 2182 if (ie[0] == IEEE80211_ELEMID_VENDOR) 2183 vap->iv_wpa_ie = ie; 2184 else if (ie[0] == IEEE80211_ELEMID_RSN) 2185 vap->iv_rsn_ie = ie; 2186 } 2187 2188 static __noinline int 2189 ieee80211_ioctl_setappie_locked(struct ieee80211vap *vap, 2190 const struct ieee80211req *ireq, int fc0) 2191 { 2192 int error; 2193 2194 IEEE80211_LOCK_ASSERT(vap->iv_ic); 2195 2196 switch (fc0 & IEEE80211_FC0_SUBTYPE_MASK) { 2197 case IEEE80211_FC0_SUBTYPE_BEACON: 2198 if (vap->iv_opmode != IEEE80211_M_HOSTAP && 2199 vap->iv_opmode != IEEE80211_M_IBSS) { 2200 error = EINVAL; 2201 break; 2202 } 2203 error = setappie(&vap->iv_appie_beacon, ireq); 2204 if (error == 0) 2205 ieee80211_beacon_notify(vap, IEEE80211_BEACON_APPIE); 2206 break; 2207 case IEEE80211_FC0_SUBTYPE_PROBE_RESP: 2208 error = setappie(&vap->iv_appie_proberesp, ireq); 2209 break; 2210 case IEEE80211_FC0_SUBTYPE_ASSOC_RESP: 2211 if (vap->iv_opmode == IEEE80211_M_HOSTAP) 2212 error = setappie(&vap->iv_appie_assocresp, ireq); 2213 else 2214 error = EINVAL; 2215 break; 2216 case IEEE80211_FC0_SUBTYPE_PROBE_REQ: 2217 error = setappie(&vap->iv_appie_probereq, ireq); 2218 break; 2219 case IEEE80211_FC0_SUBTYPE_ASSOC_REQ: 2220 if (vap->iv_opmode == IEEE80211_M_STA) 2221 error = setappie(&vap->iv_appie_assocreq, ireq); 2222 else 2223 error = EINVAL; 2224 break; 2225 case (IEEE80211_APPIE_WPA & IEEE80211_FC0_SUBTYPE_MASK): 2226 error = setappie(&vap->iv_appie_wpa, ireq); 2227 if (error == 0) { 2228 /* 2229 * Must split single blob of data into separate 2230 * WPA and RSN ie's because they go in different 2231 * locations in the mgt frames. 2232 * XXX use IEEE80211_IOC_WPA2 so user code does split 2233 */ 2234 vap->iv_wpa_ie = NULL; 2235 vap->iv_rsn_ie = NULL; 2236 if (vap->iv_appie_wpa != NULL) { 2237 struct ieee80211_appie *appie = 2238 vap->iv_appie_wpa; 2239 uint8_t *data = appie->ie_data; 2240 2241 /* XXX ie length validate is painful, cheat */ 2242 setwparsnie(vap, data, appie->ie_len); 2243 setwparsnie(vap, data + 2 + data[1], 2244 appie->ie_len - (2 + data[1])); 2245 } 2246 if (vap->iv_opmode == IEEE80211_M_HOSTAP || 2247 vap->iv_opmode == IEEE80211_M_IBSS) { 2248 /* 2249 * Must rebuild beacon frame as the update 2250 * mechanism doesn't handle WPA/RSN ie's. 2251 * Could extend it but it doesn't normally 2252 * change; this is just to deal with hostapd 2253 * plumbing the ie after the interface is up. 2254 */ 2255 error = ENETRESET; 2256 } 2257 } 2258 break; 2259 default: 2260 error = EINVAL; 2261 break; 2262 } 2263 return error; 2264 } 2265 2266 static __noinline int 2267 ieee80211_ioctl_setappie(struct ieee80211vap *vap, 2268 const struct ieee80211req *ireq) 2269 { 2270 struct ieee80211com *ic = vap->iv_ic; 2271 int error; 2272 uint8_t fc0; 2273 2274 fc0 = ireq->i_val & 0xff; 2275 if ((fc0 & IEEE80211_FC0_TYPE_MASK) != IEEE80211_FC0_TYPE_MGT) 2276 return EINVAL; 2277 /* NB: could check iv_opmode and reject but hardly worth the effort */ 2278 IEEE80211_LOCK(ic); 2279 error = ieee80211_ioctl_setappie_locked(vap, ireq, fc0); 2280 IEEE80211_UNLOCK(ic); 2281 return error; 2282 } 2283 2284 static __noinline int 2285 ieee80211_ioctl_chanswitch(struct ieee80211vap *vap, struct ieee80211req *ireq) 2286 { 2287 struct ieee80211com *ic = vap->iv_ic; 2288 struct ieee80211_chanswitch_req csr; 2289 struct ieee80211_channel *c; 2290 int error; 2291 2292 if (ireq->i_len != sizeof(csr)) 2293 return EINVAL; 2294 error = copyin(ireq->i_data, &csr, sizeof(csr)); 2295 if (error != 0) 2296 return error; 2297 if ((vap->iv_flags & IEEE80211_F_DOTH) == 0) 2298 return EINVAL; 2299 c = ieee80211_find_channel(ic, 2300 csr.csa_chan.ic_freq, csr.csa_chan.ic_flags); 2301 if (c == NULL) 2302 return ENOENT; 2303 IEEE80211_LOCK(ic); 2304 if ((ic->ic_flags & IEEE80211_F_CSAPENDING) == 0) 2305 ieee80211_csa_startswitch(ic, c, csr.csa_mode, csr.csa_count); 2306 else 2307 error = EBUSY; 2308 IEEE80211_UNLOCK(ic); 2309 return error; 2310 } 2311 2312 static __noinline int 2313 ieee80211_ioctl_scanreq(struct ieee80211vap *vap, struct ieee80211req *ireq) 2314 { 2315 #define IEEE80211_IOC_SCAN_FLAGS \ 2316 (IEEE80211_IOC_SCAN_NOPICK | IEEE80211_IOC_SCAN_ACTIVE | \ 2317 IEEE80211_IOC_SCAN_PICK1ST | IEEE80211_IOC_SCAN_BGSCAN | \ 2318 IEEE80211_IOC_SCAN_ONCE | IEEE80211_IOC_SCAN_NOBCAST | \ 2319 IEEE80211_IOC_SCAN_NOJOIN | IEEE80211_IOC_SCAN_FLUSH | \ 2320 IEEE80211_IOC_SCAN_CHECK) 2321 struct ieee80211com *ic = vap->iv_ic; 2322 struct ieee80211_scan_req sr; /* XXX off stack? */ 2323 int error, i; 2324 2325 /* NB: parent must be running */ 2326 if ((ic->ic_ifp->if_drv_flags & IFF_DRV_RUNNING) == 0) 2327 return ENXIO; 2328 2329 if (ireq->i_len != sizeof(sr)) 2330 return EINVAL; 2331 error = copyin(ireq->i_data, &sr, sizeof(sr)); 2332 if (error != 0) 2333 return error; 2334 /* convert duration */ 2335 if (sr.sr_duration == IEEE80211_IOC_SCAN_FOREVER) 2336 sr.sr_duration = IEEE80211_SCAN_FOREVER; 2337 else { 2338 if (sr.sr_duration < IEEE80211_IOC_SCAN_DURATION_MIN || 2339 sr.sr_duration > IEEE80211_IOC_SCAN_DURATION_MAX) 2340 return EINVAL; 2341 sr.sr_duration = msecs_to_ticks(sr.sr_duration); 2342 if (sr.sr_duration < 1) 2343 sr.sr_duration = 1; 2344 } 2345 /* convert min/max channel dwell */ 2346 if (sr.sr_mindwell != 0) { 2347 sr.sr_mindwell = msecs_to_ticks(sr.sr_mindwell); 2348 if (sr.sr_mindwell < 1) 2349 sr.sr_mindwell = 1; 2350 } 2351 if (sr.sr_maxdwell != 0) { 2352 sr.sr_maxdwell = msecs_to_ticks(sr.sr_maxdwell); 2353 if (sr.sr_maxdwell < 1) 2354 sr.sr_maxdwell = 1; 2355 } 2356 /* NB: silently reduce ssid count to what is supported */ 2357 if (sr.sr_nssid > IEEE80211_SCAN_MAX_SSID) 2358 sr.sr_nssid = IEEE80211_SCAN_MAX_SSID; 2359 for (i = 0; i < sr.sr_nssid; i++) 2360 if (sr.sr_ssid[i].len > IEEE80211_NWID_LEN) 2361 return EINVAL; 2362 /* cleanse flags just in case, could reject if invalid flags */ 2363 sr.sr_flags &= IEEE80211_IOC_SCAN_FLAGS; 2364 /* 2365 * Add an implicit NOPICK if the vap is not marked UP. This 2366 * allows applications to scan without joining a bss (or picking 2367 * a channel and setting up a bss) and without forcing manual 2368 * roaming mode--you just need to mark the parent device UP. 2369 */ 2370 if ((vap->iv_ifp->if_flags & IFF_UP) == 0) 2371 sr.sr_flags |= IEEE80211_IOC_SCAN_NOPICK; 2372 2373 IEEE80211_DPRINTF(vap, IEEE80211_MSG_SCAN, 2374 "%s: flags 0x%x%s duration 0x%x mindwell %u maxdwell %u nssid %d\n", 2375 __func__, sr.sr_flags, 2376 (vap->iv_ifp->if_flags & IFF_UP) == 0 ? " (!IFF_UP)" : "", 2377 sr.sr_duration, sr.sr_mindwell, sr.sr_maxdwell, sr.sr_nssid); 2378 /* 2379 * If we are in INIT state then the driver has never had a chance 2380 * to setup hardware state to do a scan; we must use the state 2381 * machine to get us up to the SCAN state but once we reach SCAN 2382 * state we then want to use the supplied params. Stash the 2383 * parameters in the vap and mark IEEE80211_FEXT_SCANREQ; the 2384 * state machines will recognize this and use the stashed params 2385 * to issue the scan request. 2386 * 2387 * Otherwise just invoke the scan machinery directly. 2388 */ 2389 IEEE80211_LOCK(ic); 2390 if (vap->iv_state == IEEE80211_S_INIT) { 2391 /* NB: clobbers previous settings */ 2392 vap->iv_scanreq_flags = sr.sr_flags; 2393 vap->iv_scanreq_duration = sr.sr_duration; 2394 vap->iv_scanreq_nssid = sr.sr_nssid; 2395 for (i = 0; i < sr.sr_nssid; i++) { 2396 vap->iv_scanreq_ssid[i].len = sr.sr_ssid[i].len; 2397 memcpy(vap->iv_scanreq_ssid[i].ssid, sr.sr_ssid[i].ssid, 2398 sr.sr_ssid[i].len); 2399 } 2400 vap->iv_flags_ext |= IEEE80211_FEXT_SCANREQ; 2401 IEEE80211_UNLOCK(ic); 2402 ieee80211_new_state(vap, IEEE80211_S_SCAN, 0); 2403 } else { 2404 vap->iv_flags_ext &= ~IEEE80211_FEXT_SCANREQ; 2405 IEEE80211_UNLOCK(ic); 2406 /* XXX neeed error return codes */ 2407 if (sr.sr_flags & IEEE80211_IOC_SCAN_CHECK) { 2408 (void) ieee80211_check_scan(vap, sr.sr_flags, 2409 sr.sr_duration, sr.sr_mindwell, sr.sr_maxdwell, 2410 sr.sr_nssid, 2411 /* NB: cheat, we assume structures are compatible */ 2412 (const struct ieee80211_scan_ssid *) &sr.sr_ssid[0]); 2413 } else { 2414 (void) ieee80211_start_scan(vap, sr.sr_flags, 2415 sr.sr_duration, sr.sr_mindwell, sr.sr_maxdwell, 2416 sr.sr_nssid, 2417 /* NB: cheat, we assume structures are compatible */ 2418 (const struct ieee80211_scan_ssid *) &sr.sr_ssid[0]); 2419 } 2420 } 2421 return error; 2422 #undef IEEE80211_IOC_SCAN_FLAGS 2423 } 2424 2425 static __noinline int 2426 ieee80211_ioctl_setstavlan(struct ieee80211vap *vap, struct ieee80211req *ireq) 2427 { 2428 struct ieee80211_node *ni; 2429 struct ieee80211req_sta_vlan vlan; 2430 int error; 2431 2432 if (ireq->i_len != sizeof(vlan)) 2433 return EINVAL; 2434 error = copyin(ireq->i_data, &vlan, sizeof(vlan)); 2435 if (error != 0) 2436 return error; 2437 if (!IEEE80211_ADDR_EQ(vlan.sv_macaddr, zerobssid)) { 2438 ni = ieee80211_find_vap_node(&vap->iv_ic->ic_sta, vap, 2439 vlan.sv_macaddr); 2440 if (ni == NULL) 2441 return ENOENT; 2442 } else 2443 ni = ieee80211_ref_node(vap->iv_bss); 2444 ni->ni_vlan = vlan.sv_vlan; 2445 ieee80211_free_node(ni); 2446 return error; 2447 } 2448 2449 static int 2450 isvap11g(const struct ieee80211vap *vap) 2451 { 2452 const struct ieee80211_node *bss = vap->iv_bss; 2453 return bss->ni_chan != IEEE80211_CHAN_ANYC && 2454 IEEE80211_IS_CHAN_ANYG(bss->ni_chan); 2455 } 2456 2457 static int 2458 isvapht(const struct ieee80211vap *vap) 2459 { 2460 const struct ieee80211_node *bss = vap->iv_bss; 2461 return bss->ni_chan != IEEE80211_CHAN_ANYC && 2462 IEEE80211_IS_CHAN_HT(bss->ni_chan); 2463 } 2464 2465 static __noinline int 2466 ieee80211_ioctl_set80211(struct ieee80211vap *vap, u_long cmd, struct ieee80211req *ireq) 2467 { 2468 struct ieee80211com *ic = vap->iv_ic; 2469 int error; 2470 const struct ieee80211_authenticator *auth; 2471 uint8_t tmpkey[IEEE80211_KEYBUF_SIZE]; 2472 char tmpssid[IEEE80211_NWID_LEN]; 2473 uint8_t tmpbssid[IEEE80211_ADDR_LEN]; 2474 struct ieee80211_key *k; 2475 u_int kid; 2476 uint32_t flags; 2477 2478 error = 0; 2479 switch (ireq->i_type) { 2480 case IEEE80211_IOC_SSID: 2481 if (ireq->i_val != 0 || 2482 ireq->i_len > IEEE80211_NWID_LEN) 2483 return EINVAL; 2484 error = copyin(ireq->i_data, tmpssid, ireq->i_len); 2485 if (error) 2486 break; 2487 memset(vap->iv_des_ssid[0].ssid, 0, IEEE80211_NWID_LEN); 2488 vap->iv_des_ssid[0].len = ireq->i_len; 2489 memcpy(vap->iv_des_ssid[0].ssid, tmpssid, ireq->i_len); 2490 vap->iv_des_nssid = (ireq->i_len > 0); 2491 error = ENETRESET; 2492 break; 2493 case IEEE80211_IOC_WEP: 2494 switch (ireq->i_val) { 2495 case IEEE80211_WEP_OFF: 2496 vap->iv_flags &= ~IEEE80211_F_PRIVACY; 2497 vap->iv_flags &= ~IEEE80211_F_DROPUNENC; 2498 break; 2499 case IEEE80211_WEP_ON: 2500 vap->iv_flags |= IEEE80211_F_PRIVACY; 2501 vap->iv_flags |= IEEE80211_F_DROPUNENC; 2502 break; 2503 case IEEE80211_WEP_MIXED: 2504 vap->iv_flags |= IEEE80211_F_PRIVACY; 2505 vap->iv_flags &= ~IEEE80211_F_DROPUNENC; 2506 break; 2507 } 2508 error = ENETRESET; 2509 break; 2510 case IEEE80211_IOC_WEPKEY: 2511 kid = (u_int) ireq->i_val; 2512 if (kid >= IEEE80211_WEP_NKID) 2513 return EINVAL; 2514 k = &vap->iv_nw_keys[kid]; 2515 if (ireq->i_len == 0) { 2516 /* zero-len =>'s delete any existing key */ 2517 (void) ieee80211_crypto_delkey(vap, k); 2518 break; 2519 } 2520 if (ireq->i_len > sizeof(tmpkey)) 2521 return EINVAL; 2522 memset(tmpkey, 0, sizeof(tmpkey)); 2523 error = copyin(ireq->i_data, tmpkey, ireq->i_len); 2524 if (error) 2525 break; 2526 ieee80211_key_update_begin(vap); 2527 k->wk_keyix = kid; /* NB: force fixed key id */ 2528 if (ieee80211_crypto_newkey(vap, IEEE80211_CIPHER_WEP, 2529 IEEE80211_KEY_XMIT | IEEE80211_KEY_RECV, k)) { 2530 k->wk_keylen = ireq->i_len; 2531 memcpy(k->wk_key, tmpkey, sizeof(tmpkey)); 2532 IEEE80211_ADDR_COPY(k->wk_macaddr, vap->iv_myaddr); 2533 if (!ieee80211_crypto_setkey(vap, k)) 2534 error = EINVAL; 2535 } else 2536 error = EINVAL; 2537 ieee80211_key_update_end(vap); 2538 break; 2539 case IEEE80211_IOC_WEPTXKEY: 2540 kid = (u_int) ireq->i_val; 2541 if (kid >= IEEE80211_WEP_NKID && 2542 (uint16_t) kid != IEEE80211_KEYIX_NONE) 2543 return EINVAL; 2544 vap->iv_def_txkey = kid; 2545 break; 2546 case IEEE80211_IOC_AUTHMODE: 2547 switch (ireq->i_val) { 2548 case IEEE80211_AUTH_WPA: 2549 case IEEE80211_AUTH_8021X: /* 802.1x */ 2550 case IEEE80211_AUTH_OPEN: /* open */ 2551 case IEEE80211_AUTH_SHARED: /* shared-key */ 2552 case IEEE80211_AUTH_AUTO: /* auto */ 2553 auth = ieee80211_authenticator_get(ireq->i_val); 2554 if (auth == NULL) 2555 return EINVAL; 2556 break; 2557 default: 2558 return EINVAL; 2559 } 2560 switch (ireq->i_val) { 2561 case IEEE80211_AUTH_WPA: /* WPA w/ 802.1x */ 2562 vap->iv_flags |= IEEE80211_F_PRIVACY; 2563 ireq->i_val = IEEE80211_AUTH_8021X; 2564 break; 2565 case IEEE80211_AUTH_OPEN: /* open */ 2566 vap->iv_flags &= ~(IEEE80211_F_WPA|IEEE80211_F_PRIVACY); 2567 break; 2568 case IEEE80211_AUTH_SHARED: /* shared-key */ 2569 case IEEE80211_AUTH_8021X: /* 802.1x */ 2570 vap->iv_flags &= ~IEEE80211_F_WPA; 2571 /* both require a key so mark the PRIVACY capability */ 2572 vap->iv_flags |= IEEE80211_F_PRIVACY; 2573 break; 2574 case IEEE80211_AUTH_AUTO: /* auto */ 2575 vap->iv_flags &= ~IEEE80211_F_WPA; 2576 /* XXX PRIVACY handling? */ 2577 /* XXX what's the right way to do this? */ 2578 break; 2579 } 2580 /* NB: authenticator attach/detach happens on state change */ 2581 vap->iv_bss->ni_authmode = ireq->i_val; 2582 /* XXX mixed/mode/usage? */ 2583 vap->iv_auth = auth; 2584 error = ENETRESET; 2585 break; 2586 case IEEE80211_IOC_CHANNEL: 2587 error = ieee80211_ioctl_setchannel(vap, ireq); 2588 break; 2589 case IEEE80211_IOC_POWERSAVE: 2590 switch (ireq->i_val) { 2591 case IEEE80211_POWERSAVE_OFF: 2592 if (vap->iv_flags & IEEE80211_F_PMGTON) { 2593 ieee80211_syncflag(vap, -IEEE80211_F_PMGTON); 2594 error = ERESTART; 2595 } 2596 break; 2597 case IEEE80211_POWERSAVE_ON: 2598 if ((vap->iv_caps & IEEE80211_C_PMGT) == 0) 2599 error = EOPNOTSUPP; 2600 else if ((vap->iv_flags & IEEE80211_F_PMGTON) == 0) { 2601 ieee80211_syncflag(vap, IEEE80211_F_PMGTON); 2602 error = ERESTART; 2603 } 2604 break; 2605 default: 2606 error = EINVAL; 2607 break; 2608 } 2609 break; 2610 case IEEE80211_IOC_POWERSAVESLEEP: 2611 if (ireq->i_val < 0) 2612 return EINVAL; 2613 ic->ic_lintval = ireq->i_val; 2614 error = ERESTART; 2615 break; 2616 case IEEE80211_IOC_RTSTHRESHOLD: 2617 if (!(IEEE80211_RTS_MIN <= ireq->i_val && 2618 ireq->i_val <= IEEE80211_RTS_MAX)) 2619 return EINVAL; 2620 vap->iv_rtsthreshold = ireq->i_val; 2621 error = ERESTART; 2622 break; 2623 case IEEE80211_IOC_PROTMODE: 2624 if (ireq->i_val > IEEE80211_PROT_RTSCTS) 2625 return EINVAL; 2626 ic->ic_protmode = ireq->i_val; 2627 /* NB: if not operating in 11g this can wait */ 2628 if (ic->ic_bsschan != IEEE80211_CHAN_ANYC && 2629 IEEE80211_IS_CHAN_ANYG(ic->ic_bsschan)) 2630 error = ERESTART; 2631 break; 2632 case IEEE80211_IOC_TXPOWER: 2633 if ((ic->ic_caps & IEEE80211_C_TXPMGT) == 0) 2634 return EOPNOTSUPP; 2635 if (!(IEEE80211_TXPOWER_MIN <= ireq->i_val && 2636 ireq->i_val <= IEEE80211_TXPOWER_MAX)) 2637 return EINVAL; 2638 ic->ic_txpowlimit = ireq->i_val; 2639 error = ERESTART; 2640 break; 2641 case IEEE80211_IOC_ROAMING: 2642 if (!(IEEE80211_ROAMING_DEVICE <= ireq->i_val && 2643 ireq->i_val <= IEEE80211_ROAMING_MANUAL)) 2644 return EINVAL; 2645 vap->iv_roaming = ireq->i_val; 2646 /* XXXX reset? */ 2647 break; 2648 case IEEE80211_IOC_PRIVACY: 2649 if (ireq->i_val) { 2650 /* XXX check for key state? */ 2651 vap->iv_flags |= IEEE80211_F_PRIVACY; 2652 } else 2653 vap->iv_flags &= ~IEEE80211_F_PRIVACY; 2654 /* XXX ERESTART? */ 2655 break; 2656 case IEEE80211_IOC_DROPUNENCRYPTED: 2657 if (ireq->i_val) 2658 vap->iv_flags |= IEEE80211_F_DROPUNENC; 2659 else 2660 vap->iv_flags &= ~IEEE80211_F_DROPUNENC; 2661 /* XXX ERESTART? */ 2662 break; 2663 case IEEE80211_IOC_WPAKEY: 2664 error = ieee80211_ioctl_setkey(vap, ireq); 2665 break; 2666 case IEEE80211_IOC_DELKEY: 2667 error = ieee80211_ioctl_delkey(vap, ireq); 2668 break; 2669 case IEEE80211_IOC_MLME: 2670 error = ieee80211_ioctl_setmlme(vap, ireq); 2671 break; 2672 case IEEE80211_IOC_COUNTERMEASURES: 2673 if (ireq->i_val) { 2674 if ((vap->iv_flags & IEEE80211_F_WPA) == 0) 2675 return EOPNOTSUPP; 2676 vap->iv_flags |= IEEE80211_F_COUNTERM; 2677 } else 2678 vap->iv_flags &= ~IEEE80211_F_COUNTERM; 2679 /* XXX ERESTART? */ 2680 break; 2681 case IEEE80211_IOC_WPA: 2682 if (ireq->i_val > 3) 2683 return EINVAL; 2684 /* XXX verify ciphers available */ 2685 flags = vap->iv_flags & ~IEEE80211_F_WPA; 2686 switch (ireq->i_val) { 2687 case 1: 2688 if (!(vap->iv_caps & IEEE80211_C_WPA1)) 2689 return EOPNOTSUPP; 2690 flags |= IEEE80211_F_WPA1; 2691 break; 2692 case 2: 2693 if (!(vap->iv_caps & IEEE80211_C_WPA2)) 2694 return EOPNOTSUPP; 2695 flags |= IEEE80211_F_WPA2; 2696 break; 2697 case 3: 2698 if ((vap->iv_caps & IEEE80211_C_WPA) != IEEE80211_C_WPA) 2699 flags |= IEEE80211_F_WPA1 | IEEE80211_F_WPA2; 2700 break; 2701 default: /* Can't set any -> error */ 2702 return EOPNOTSUPP; 2703 } 2704 vap->iv_flags = flags; 2705 error = ERESTART; /* NB: can change beacon frame */ 2706 break; 2707 case IEEE80211_IOC_WME: 2708 if (ireq->i_val) { 2709 if ((vap->iv_caps & IEEE80211_C_WME) == 0) 2710 return EOPNOTSUPP; 2711 ieee80211_syncflag(vap, IEEE80211_F_WME); 2712 } else 2713 ieee80211_syncflag(vap, -IEEE80211_F_WME); 2714 error = ERESTART; /* NB: can change beacon frame */ 2715 break; 2716 case IEEE80211_IOC_HIDESSID: 2717 if (ireq->i_val) 2718 vap->iv_flags |= IEEE80211_F_HIDESSID; 2719 else 2720 vap->iv_flags &= ~IEEE80211_F_HIDESSID; 2721 error = ERESTART; /* XXX ENETRESET? */ 2722 break; 2723 case IEEE80211_IOC_APBRIDGE: 2724 if (ireq->i_val == 0) 2725 vap->iv_flags |= IEEE80211_F_NOBRIDGE; 2726 else 2727 vap->iv_flags &= ~IEEE80211_F_NOBRIDGE; 2728 break; 2729 case IEEE80211_IOC_BSSID: 2730 if (ireq->i_len != sizeof(tmpbssid)) 2731 return EINVAL; 2732 error = copyin(ireq->i_data, tmpbssid, ireq->i_len); 2733 if (error) 2734 break; 2735 IEEE80211_ADDR_COPY(vap->iv_des_bssid, tmpbssid); 2736 if (IEEE80211_ADDR_EQ(vap->iv_des_bssid, zerobssid)) 2737 vap->iv_flags &= ~IEEE80211_F_DESBSSID; 2738 else 2739 vap->iv_flags |= IEEE80211_F_DESBSSID; 2740 error = ENETRESET; 2741 break; 2742 case IEEE80211_IOC_CHANLIST: 2743 error = ieee80211_ioctl_setchanlist(vap, ireq); 2744 break; 2745 #define OLD_IEEE80211_IOC_SCAN_REQ 23 2746 #ifdef OLD_IEEE80211_IOC_SCAN_REQ 2747 case OLD_IEEE80211_IOC_SCAN_REQ: 2748 IEEE80211_DPRINTF(vap, IEEE80211_MSG_SCAN, 2749 "%s: active scan request\n", __func__); 2750 /* 2751 * If we are in INIT state then the driver has never 2752 * had a chance to setup hardware state to do a scan; 2753 * use the state machine to get us up the SCAN state. 2754 * Otherwise just invoke the scan machinery to start 2755 * a one-time scan. 2756 */ 2757 if (vap->iv_state == IEEE80211_S_INIT) 2758 ieee80211_new_state(vap, IEEE80211_S_SCAN, 0); 2759 else 2760 (void) ieee80211_start_scan(vap, 2761 IEEE80211_SCAN_ACTIVE | 2762 IEEE80211_SCAN_NOPICK | 2763 IEEE80211_SCAN_ONCE, 2764 IEEE80211_SCAN_FOREVER, 0, 0, 2765 /* XXX use ioctl params */ 2766 vap->iv_des_nssid, vap->iv_des_ssid); 2767 break; 2768 #endif /* OLD_IEEE80211_IOC_SCAN_REQ */ 2769 case IEEE80211_IOC_SCAN_REQ: 2770 error = ieee80211_ioctl_scanreq(vap, ireq); 2771 break; 2772 case IEEE80211_IOC_SCAN_CANCEL: 2773 IEEE80211_DPRINTF(vap, IEEE80211_MSG_SCAN, 2774 "%s: cancel scan\n", __func__); 2775 ieee80211_cancel_scan(vap); 2776 break; 2777 case IEEE80211_IOC_HTCONF: 2778 if (ireq->i_val & 1) 2779 ieee80211_syncflag_ext(vap, IEEE80211_FEXT_HT); 2780 else 2781 ieee80211_syncflag_ext(vap, -IEEE80211_FEXT_HT); 2782 if (ireq->i_val & 2) 2783 ieee80211_syncflag_ext(vap, IEEE80211_FEXT_USEHT40); 2784 else 2785 ieee80211_syncflag_ext(vap, -IEEE80211_FEXT_USEHT40); 2786 error = ENETRESET; 2787 break; 2788 case IEEE80211_IOC_ADDMAC: 2789 case IEEE80211_IOC_DELMAC: 2790 error = ieee80211_ioctl_macmac(vap, ireq); 2791 break; 2792 case IEEE80211_IOC_MACCMD: 2793 error = ieee80211_ioctl_setmaccmd(vap, ireq); 2794 break; 2795 case IEEE80211_IOC_STA_STATS: 2796 error = ieee80211_ioctl_setstastats(vap, ireq); 2797 break; 2798 case IEEE80211_IOC_STA_TXPOW: 2799 error = ieee80211_ioctl_setstatxpow(vap, ireq); 2800 break; 2801 case IEEE80211_IOC_WME_CWMIN: /* WME: CWmin */ 2802 case IEEE80211_IOC_WME_CWMAX: /* WME: CWmax */ 2803 case IEEE80211_IOC_WME_AIFS: /* WME: AIFS */ 2804 case IEEE80211_IOC_WME_TXOPLIMIT: /* WME: txops limit */ 2805 case IEEE80211_IOC_WME_ACM: /* WME: ACM (bss only) */ 2806 case IEEE80211_IOC_WME_ACKPOLICY: /* WME: ACK policy (bss only) */ 2807 error = ieee80211_ioctl_setwmeparam(vap, ireq); 2808 break; 2809 case IEEE80211_IOC_DTIM_PERIOD: 2810 if (vap->iv_opmode != IEEE80211_M_HOSTAP && 2811 vap->iv_opmode != IEEE80211_M_IBSS) 2812 return EINVAL; 2813 if (IEEE80211_DTIM_MIN <= ireq->i_val && 2814 ireq->i_val <= IEEE80211_DTIM_MAX) { 2815 vap->iv_dtim_period = ireq->i_val; 2816 error = ENETRESET; /* requires restart */ 2817 } else 2818 error = EINVAL; 2819 break; 2820 case IEEE80211_IOC_BEACON_INTERVAL: 2821 if (vap->iv_opmode != IEEE80211_M_HOSTAP && 2822 vap->iv_opmode != IEEE80211_M_IBSS) 2823 return EINVAL; 2824 if (IEEE80211_BINTVAL_MIN <= ireq->i_val && 2825 ireq->i_val <= IEEE80211_BINTVAL_MAX) { 2826 ic->ic_bintval = ireq->i_val; 2827 error = ENETRESET; /* requires restart */ 2828 } else 2829 error = EINVAL; 2830 break; 2831 case IEEE80211_IOC_PUREG: 2832 if (ireq->i_val) 2833 vap->iv_flags |= IEEE80211_F_PUREG; 2834 else 2835 vap->iv_flags &= ~IEEE80211_F_PUREG; 2836 /* NB: reset only if we're operating on an 11g channel */ 2837 if (isvap11g(vap)) 2838 error = ENETRESET; 2839 break; 2840 case IEEE80211_IOC_FF: 2841 if (ireq->i_val) { 2842 if ((vap->iv_caps & IEEE80211_C_FF) == 0) 2843 return EOPNOTSUPP; 2844 vap->iv_flags |= IEEE80211_F_FF; 2845 } else 2846 vap->iv_flags &= ~IEEE80211_F_FF; 2847 error = ERESTART; 2848 break; 2849 case IEEE80211_IOC_TURBOP: 2850 if (ireq->i_val) { 2851 if ((vap->iv_caps & IEEE80211_C_TURBOP) == 0) 2852 return EOPNOTSUPP; 2853 vap->iv_flags |= IEEE80211_F_TURBOP; 2854 } else 2855 vap->iv_flags &= ~IEEE80211_F_TURBOP; 2856 error = ENETRESET; 2857 break; 2858 case IEEE80211_IOC_BGSCAN: 2859 if (ireq->i_val) { 2860 if ((vap->iv_caps & IEEE80211_C_BGSCAN) == 0) 2861 return EOPNOTSUPP; 2862 vap->iv_flags |= IEEE80211_F_BGSCAN; 2863 } else 2864 vap->iv_flags &= ~IEEE80211_F_BGSCAN; 2865 break; 2866 case IEEE80211_IOC_BGSCAN_IDLE: 2867 if (ireq->i_val >= IEEE80211_BGSCAN_IDLE_MIN) 2868 vap->iv_bgscanidle = ireq->i_val*hz/1000; 2869 else 2870 error = EINVAL; 2871 break; 2872 case IEEE80211_IOC_BGSCAN_INTERVAL: 2873 if (ireq->i_val >= IEEE80211_BGSCAN_INTVAL_MIN) 2874 vap->iv_bgscanintvl = ireq->i_val*hz; 2875 else 2876 error = EINVAL; 2877 break; 2878 case IEEE80211_IOC_SCANVALID: 2879 if (ireq->i_val >= IEEE80211_SCAN_VALID_MIN) 2880 vap->iv_scanvalid = ireq->i_val*hz; 2881 else 2882 error = EINVAL; 2883 break; 2884 case IEEE80211_IOC_FRAGTHRESHOLD: 2885 if ((vap->iv_caps & IEEE80211_C_TXFRAG) == 0 && 2886 ireq->i_val != IEEE80211_FRAG_MAX) 2887 return EOPNOTSUPP; 2888 if (!(IEEE80211_FRAG_MIN <= ireq->i_val && 2889 ireq->i_val <= IEEE80211_FRAG_MAX)) 2890 return EINVAL; 2891 vap->iv_fragthreshold = ireq->i_val; 2892 error = ERESTART; 2893 break; 2894 case IEEE80211_IOC_BURST: 2895 if (ireq->i_val) { 2896 if ((vap->iv_caps & IEEE80211_C_BURST) == 0) 2897 return EOPNOTSUPP; 2898 ieee80211_syncflag(vap, IEEE80211_F_BURST); 2899 } else 2900 ieee80211_syncflag(vap, -IEEE80211_F_BURST); 2901 error = ERESTART; 2902 break; 2903 case IEEE80211_IOC_BMISSTHRESHOLD: 2904 if (!(IEEE80211_HWBMISS_MIN <= ireq->i_val && 2905 ireq->i_val <= IEEE80211_HWBMISS_MAX)) 2906 return EINVAL; 2907 vap->iv_bmissthreshold = ireq->i_val; 2908 error = ERESTART; 2909 break; 2910 case IEEE80211_IOC_CURCHAN: 2911 error = ieee80211_ioctl_setcurchan(vap, ireq); 2912 break; 2913 case IEEE80211_IOC_SHORTGI: 2914 if (ireq->i_val) { 2915 #define IEEE80211_HTCAP_SHORTGI \ 2916 (IEEE80211_HTCAP_SHORTGI20 | IEEE80211_HTCAP_SHORTGI40) 2917 if (((ireq->i_val ^ vap->iv_htcaps) & IEEE80211_HTCAP_SHORTGI) != 0) 2918 return EINVAL; 2919 if (ireq->i_val & IEEE80211_HTCAP_SHORTGI20) 2920 vap->iv_flags_ext |= IEEE80211_FEXT_SHORTGI20; 2921 if (ireq->i_val & IEEE80211_HTCAP_SHORTGI40) 2922 vap->iv_flags_ext |= IEEE80211_FEXT_SHORTGI40; 2923 #undef IEEE80211_HTCAP_SHORTGI 2924 } else 2925 vap->iv_flags_ext &= 2926 ~(IEEE80211_FEXT_SHORTGI20 | IEEE80211_FEXT_SHORTGI40); 2927 error = ERESTART; 2928 break; 2929 case IEEE80211_IOC_AMPDU: 2930 if (ireq->i_val && (vap->iv_htcaps & IEEE80211_HTC_AMPDU) == 0) 2931 return EINVAL; 2932 if (ireq->i_val & 1) 2933 vap->iv_flags_ext |= IEEE80211_FEXT_AMPDU_TX; 2934 else 2935 vap->iv_flags_ext &= ~IEEE80211_FEXT_AMPDU_TX; 2936 if (ireq->i_val & 2) 2937 vap->iv_flags_ext |= IEEE80211_FEXT_AMPDU_RX; 2938 else 2939 vap->iv_flags_ext &= ~IEEE80211_FEXT_AMPDU_RX; 2940 /* NB: reset only if we're operating on an 11n channel */ 2941 if (isvapht(vap)) 2942 error = ERESTART; 2943 break; 2944 case IEEE80211_IOC_AMPDU_LIMIT: 2945 if (!(IEEE80211_HTCAP_MAXRXAMPDU_8K <= ireq->i_val && 2946 ireq->i_val <= IEEE80211_HTCAP_MAXRXAMPDU_64K)) 2947 return EINVAL; 2948 if (vap->iv_opmode == IEEE80211_M_HOSTAP) 2949 vap->iv_ampdu_rxmax = ireq->i_val; 2950 else 2951 vap->iv_ampdu_limit = ireq->i_val; 2952 error = ERESTART; 2953 break; 2954 case IEEE80211_IOC_AMPDU_DENSITY: 2955 if (!(IEEE80211_HTCAP_MPDUDENSITY_NA <= ireq->i_val && 2956 ireq->i_val <= IEEE80211_HTCAP_MPDUDENSITY_16)) 2957 return EINVAL; 2958 vap->iv_ampdu_density = ireq->i_val; 2959 error = ERESTART; 2960 break; 2961 case IEEE80211_IOC_AMSDU: 2962 if (ireq->i_val && (vap->iv_htcaps & IEEE80211_HTC_AMSDU) == 0) 2963 return EINVAL; 2964 if (ireq->i_val & 1) 2965 vap->iv_flags_ext |= IEEE80211_FEXT_AMSDU_TX; 2966 else 2967 vap->iv_flags_ext &= ~IEEE80211_FEXT_AMSDU_TX; 2968 if (ireq->i_val & 2) 2969 vap->iv_flags_ext |= IEEE80211_FEXT_AMSDU_RX; 2970 else 2971 vap->iv_flags_ext &= ~IEEE80211_FEXT_AMSDU_RX; 2972 /* NB: reset only if we're operating on an 11n channel */ 2973 if (isvapht(vap)) 2974 error = ERESTART; 2975 break; 2976 case IEEE80211_IOC_AMSDU_LIMIT: 2977 /* XXX validate */ 2978 vap->iv_amsdu_limit = ireq->i_val; /* XXX truncation? */ 2979 break; 2980 case IEEE80211_IOC_PUREN: 2981 if (ireq->i_val) { 2982 if ((vap->iv_flags_ext & IEEE80211_FEXT_HT) == 0) 2983 return EINVAL; 2984 vap->iv_flags_ext |= IEEE80211_FEXT_PUREN; 2985 } else 2986 vap->iv_flags_ext &= ~IEEE80211_FEXT_PUREN; 2987 /* NB: reset only if we're operating on an 11n channel */ 2988 if (isvapht(vap)) 2989 error = ERESTART; 2990 break; 2991 case IEEE80211_IOC_DOTH: 2992 if (ireq->i_val) { 2993 #if 0 2994 /* XXX no capability */ 2995 if ((vap->iv_caps & IEEE80211_C_DOTH) == 0) 2996 return EOPNOTSUPP; 2997 #endif 2998 vap->iv_flags |= IEEE80211_F_DOTH; 2999 } else 3000 vap->iv_flags &= ~IEEE80211_F_DOTH; 3001 error = ENETRESET; 3002 break; 3003 case IEEE80211_IOC_REGDOMAIN: 3004 error = ieee80211_ioctl_setregdomain(vap, ireq); 3005 break; 3006 case IEEE80211_IOC_ROAM: 3007 error = ieee80211_ioctl_setroam(vap, ireq); 3008 break; 3009 case IEEE80211_IOC_TXPARAMS: 3010 error = ieee80211_ioctl_settxparams(vap, ireq); 3011 break; 3012 case IEEE80211_IOC_HTCOMPAT: 3013 if (ireq->i_val) { 3014 if ((vap->iv_flags_ext & IEEE80211_FEXT_HT) == 0) 3015 return EOPNOTSUPP; 3016 vap->iv_flags_ext |= IEEE80211_FEXT_HTCOMPAT; 3017 } else 3018 vap->iv_flags_ext &= ~IEEE80211_FEXT_HTCOMPAT; 3019 /* NB: reset only if we're operating on an 11n channel */ 3020 if (isvapht(vap)) 3021 error = ERESTART; 3022 break; 3023 case IEEE80211_IOC_DWDS: 3024 if (ireq->i_val) { 3025 /* NB: DWDS only makes sense for WDS-capable devices */ 3026 if ((ic->ic_caps & IEEE80211_C_WDS) == 0) 3027 return EOPNOTSUPP; 3028 /* NB: DWDS is used only with ap+sta vaps */ 3029 if (vap->iv_opmode != IEEE80211_M_HOSTAP && 3030 vap->iv_opmode != IEEE80211_M_STA) 3031 return EINVAL; 3032 vap->iv_flags |= IEEE80211_F_DWDS; 3033 } else 3034 vap->iv_flags &= ~IEEE80211_F_DWDS; 3035 break; 3036 case IEEE80211_IOC_INACTIVITY: 3037 if (ireq->i_val) 3038 vap->iv_flags_ext |= IEEE80211_FEXT_INACT; 3039 else 3040 vap->iv_flags_ext &= ~IEEE80211_FEXT_INACT; 3041 break; 3042 case IEEE80211_IOC_APPIE: 3043 error = ieee80211_ioctl_setappie(vap, ireq); 3044 break; 3045 case IEEE80211_IOC_WPS: 3046 if (ireq->i_val) { 3047 if ((vap->iv_caps & IEEE80211_C_WPA) == 0) 3048 return EOPNOTSUPP; 3049 vap->iv_flags_ext |= IEEE80211_FEXT_WPS; 3050 } else 3051 vap->iv_flags_ext &= ~IEEE80211_FEXT_WPS; 3052 break; 3053 case IEEE80211_IOC_TSN: 3054 if (ireq->i_val) { 3055 if ((vap->iv_caps & IEEE80211_C_WPA) == 0) 3056 return EOPNOTSUPP; 3057 vap->iv_flags_ext |= IEEE80211_FEXT_TSN; 3058 } else 3059 vap->iv_flags_ext &= ~IEEE80211_FEXT_TSN; 3060 break; 3061 case IEEE80211_IOC_CHANSWITCH: 3062 error = ieee80211_ioctl_chanswitch(vap, ireq); 3063 break; 3064 case IEEE80211_IOC_DFS: 3065 if (ireq->i_val) { 3066 if ((vap->iv_caps & IEEE80211_C_DFS) == 0) 3067 return EOPNOTSUPP; 3068 /* NB: DFS requires 11h support */ 3069 if ((vap->iv_flags & IEEE80211_F_DOTH) == 0) 3070 return EINVAL; 3071 vap->iv_flags_ext |= IEEE80211_FEXT_DFS; 3072 } else 3073 vap->iv_flags_ext &= ~IEEE80211_FEXT_DFS; 3074 break; 3075 case IEEE80211_IOC_DOTD: 3076 if (ireq->i_val) 3077 vap->iv_flags_ext |= IEEE80211_FEXT_DOTD; 3078 else 3079 vap->iv_flags_ext &= ~IEEE80211_FEXT_DOTD; 3080 if (vap->iv_opmode == IEEE80211_M_STA) 3081 error = ENETRESET; 3082 break; 3083 case IEEE80211_IOC_HTPROTMODE: 3084 if (ireq->i_val > IEEE80211_PROT_RTSCTS) 3085 return EINVAL; 3086 ic->ic_htprotmode = ireq->i_val ? 3087 IEEE80211_PROT_RTSCTS : IEEE80211_PROT_NONE; 3088 /* NB: if not operating in 11n this can wait */ 3089 if (isvapht(vap)) 3090 error = ERESTART; 3091 break; 3092 case IEEE80211_IOC_STA_VLAN: 3093 error = ieee80211_ioctl_setstavlan(vap, ireq); 3094 break; 3095 case IEEE80211_IOC_SMPS: 3096 if ((ireq->i_val &~ IEEE80211_HTCAP_SMPS) != 0 || 3097 ireq->i_val == 0x0008) /* value of 2 is reserved */ 3098 return EINVAL; 3099 if (ireq->i_val != IEEE80211_HTCAP_SMPS_OFF && 3100 (vap->iv_htcaps & IEEE80211_HTC_SMPS) == 0) 3101 return EOPNOTSUPP; 3102 vap->iv_htcaps = (vap->iv_htcaps &~ IEEE80211_HTCAP_SMPS) | 3103 ireq->i_val; 3104 /* NB: if not operating in 11n this can wait */ 3105 if (isvapht(vap)) 3106 error = ERESTART; 3107 break; 3108 case IEEE80211_IOC_RIFS: 3109 if (ireq->i_val != 0) { 3110 if ((vap->iv_htcaps & IEEE80211_HTC_RIFS) == 0) 3111 return EOPNOTSUPP; 3112 vap->iv_flags_ext |= IEEE80211_FEXT_RIFS; 3113 } else 3114 vap->iv_flags_ext &= ~IEEE80211_FEXT_RIFS; 3115 /* NB: if not operating in 11n this can wait */ 3116 if (isvapht(vap)) 3117 error = ERESTART; 3118 break; 3119 #ifdef IEEE80211_SUPPORT_TDMA 3120 case IEEE80211_IOC_TDMA_SLOT: 3121 case IEEE80211_IOC_TDMA_SLOTCNT: 3122 case IEEE80211_IOC_TDMA_SLOTLEN: 3123 case IEEE80211_IOC_TDMA_BINTERVAL: 3124 error = ieee80211_tdma_ioctl_set80211(vap, ireq); 3125 break; 3126 #endif 3127 default: 3128 error = EINVAL; 3129 break; 3130 } 3131 /* 3132 * The convention is that ENETRESET means an operation 3133 * requires a complete re-initialization of the device (e.g. 3134 * changing something that affects the association state). 3135 * ERESTART means the request may be handled with only a 3136 * reload of the hardware state. We hand ERESTART requests 3137 * to the iv_reset callback so the driver can decide. If 3138 * a device does not fillin iv_reset then it defaults to one 3139 * that returns ENETRESET. Otherwise a driver may return 3140 * ENETRESET (in which case a full reset will be done) or 3141 * 0 to mean there's no need to do anything (e.g. when the 3142 * change has no effect on the driver/device). 3143 */ 3144 if (error == ERESTART) 3145 error = IFNET_IS_UP_RUNNING(vap->iv_ifp) ? 3146 vap->iv_reset(vap, ireq->i_type) : 0; 3147 if (error == ENETRESET) { 3148 /* XXX need to re-think AUTO handling */ 3149 if (IS_UP_AUTO(vap)) 3150 ieee80211_init(vap); 3151 error = 0; 3152 } 3153 return error; 3154 } 3155 3156 /* 3157 * Rebuild the parent's multicast address list after an add/del 3158 * of a multicast address for a vap. We have no way to tell 3159 * what happened above to optimize the work so we purge the entire 3160 * list and rebuild from scratch. This is way expensive. 3161 * Note also the half-baked workaround for if_addmulti calling 3162 * back to the parent device; there's no way to insert mcast 3163 * entries quietly and/or cheaply. 3164 */ 3165 static void 3166 ieee80211_ioctl_updatemulti(struct ieee80211com *ic) 3167 { 3168 struct ifnet *parent = ic->ic_ifp; 3169 struct ieee80211vap *vap; 3170 void *ioctl; 3171 3172 IEEE80211_LOCK(ic); 3173 if_purgemaddrs(parent); 3174 ioctl = parent->if_ioctl; /* XXX WAR if_allmulti */ 3175 parent->if_ioctl = NULL; 3176 TAILQ_FOREACH(vap, &ic->ic_vaps, iv_next) { 3177 struct ifnet *ifp = vap->iv_ifp; 3178 struct ifmultiaddr *ifma; 3179 3180 TAILQ_FOREACH(ifma, &ifp->if_multiaddrs, ifma_link) 3181 (void) if_addmulti(parent, ifma->ifma_addr, NULL); 3182 } 3183 parent->if_ioctl = ioctl; 3184 3185 ic->ic_update_mcast(ic->ic_ifp); 3186 IEEE80211_UNLOCK(ic); 3187 } 3188 3189 int 3190 ieee80211_ioctl(struct ifnet *ifp, u_long cmd, caddr_t data) 3191 { 3192 struct ieee80211vap *vap; 3193 struct ieee80211com *ic; 3194 int error = 0; 3195 struct ifreq *ifr; 3196 struct ifaddr *ifa; /* XXX */ 3197 3198 vap = ifp->if_softc; 3199 if (vap == NULL) { 3200 /* 3201 * During detach we clear the backpointer in the softc 3202 * so any ioctl request through the ifnet that arrives 3203 * before teardown is ignored/rejected. In particular 3204 * this hack handles destroying a vap used by an app 3205 * like wpa_supplicant that will respond to the vap 3206 * being forced into INIT state by immediately trying 3207 * to force it back up. We can yank this hack if/when 3208 * we can destroy the ifnet before cleaning up vap state. 3209 */ 3210 return ENXIO; 3211 } 3212 switch (cmd) { 3213 case SIOCSIFFLAGS: 3214 ic = vap->iv_ic; 3215 IEEE80211_LOCK(ic); 3216 ieee80211_syncifflag_locked(ic, IFF_PROMISC); 3217 ieee80211_syncifflag_locked(ic, IFF_ALLMULTI); 3218 if (ifp->if_flags & IFF_UP) { 3219 /* 3220 * Bring ourself up unless we're already operational. 3221 * If we're the first vap and the parent is not up 3222 * then it will automatically be brought up as a 3223 * side-effect of bringing ourself up. 3224 */ 3225 if (vap->iv_state == IEEE80211_S_INIT) 3226 ieee80211_start_locked(vap); 3227 } else if (ifp->if_drv_flags & IFF_DRV_RUNNING) { 3228 /* 3229 * Stop ourself. If we are the last vap to be 3230 * marked down the parent will also be taken down. 3231 */ 3232 ieee80211_stop_locked(vap); 3233 } 3234 IEEE80211_UNLOCK(ic); 3235 break; 3236 case SIOCADDMULTI: 3237 case SIOCDELMULTI: 3238 ieee80211_ioctl_updatemulti(vap->iv_ic); 3239 break; 3240 case SIOCSIFMEDIA: 3241 case SIOCGIFMEDIA: 3242 ifr = (struct ifreq *)data; 3243 error = ifmedia_ioctl(ifp, ifr, &vap->iv_media, cmd); 3244 break; 3245 case SIOCG80211: 3246 error = ieee80211_ioctl_get80211(vap, cmd, 3247 (struct ieee80211req *) data); 3248 break; 3249 case SIOCS80211: 3250 error = priv_check(curthread, PRIV_NET80211_MANAGE); 3251 if (error == 0) 3252 error = ieee80211_ioctl_set80211(vap, cmd, 3253 (struct ieee80211req *) data); 3254 break; 3255 case SIOCG80211STATS: 3256 ifr = (struct ifreq *)data; 3257 copyout(&vap->iv_stats, ifr->ifr_data, sizeof (vap->iv_stats)); 3258 break; 3259 case SIOCSIFMTU: 3260 ifr = (struct ifreq *)data; 3261 if (!(IEEE80211_MTU_MIN <= ifr->ifr_mtu && 3262 ifr->ifr_mtu <= IEEE80211_MTU_MAX)) 3263 error = EINVAL; 3264 else 3265 ifp->if_mtu = ifr->ifr_mtu; 3266 break; 3267 case SIOCSIFADDR: 3268 /* 3269 * XXX Handle this directly so we can supress if_init calls. 3270 * XXX This should be done in ether_ioctl but for the moment 3271 * XXX there are too many other parts of the system that 3272 * XXX set IFF_UP and so supress if_init being called when 3273 * XXX it should be. 3274 */ 3275 ifa = (struct ifaddr *) data; 3276 switch (ifa->ifa_addr->sa_family) { 3277 #ifdef INET 3278 case AF_INET: 3279 if ((ifp->if_flags & IFF_UP) == 0) { 3280 ifp->if_flags |= IFF_UP; 3281 ifp->if_init(ifp->if_softc); 3282 } 3283 arp_ifinit(ifp, ifa); 3284 break; 3285 #endif 3286 #ifdef IPX 3287 /* 3288 * XXX - This code is probably wrong, 3289 * but has been copied many times. 3290 */ 3291 case AF_IPX: { 3292 struct ipx_addr *ina = &(IA_SIPX(ifa)->sipx_addr); 3293 3294 if (ipx_nullhost(*ina)) 3295 ina->x_host = *(union ipx_host *) 3296 IF_LLADDR(ifp); 3297 else 3298 bcopy((caddr_t) ina->x_host.c_host, 3299 (caddr_t) IF_LLADDR(ifp), 3300 ETHER_ADDR_LEN); 3301 /* fall thru... */ 3302 } 3303 #endif 3304 default: 3305 if ((ifp->if_flags & IFF_UP) == 0) { 3306 ifp->if_flags |= IFF_UP; 3307 ifp->if_init(ifp->if_softc); 3308 } 3309 break; 3310 } 3311 break; 3312 /* Pass NDIS ioctls up to the driver */ 3313 case SIOCGDRVSPEC: 3314 case SIOCSDRVSPEC: 3315 case SIOCGPRIVATE_0: { 3316 struct ifnet *parent = vap->iv_ic->ic_ifp; 3317 error = parent->if_ioctl(parent, cmd, data); 3318 break; 3319 } 3320 default: 3321 error = ether_ioctl(ifp, cmd, data); 3322 break; 3323 } 3324 return error; 3325 } 3326