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
66 #define IS_UP_AUTO(_vap) \
67 (IFNET_IS_UP_RUNNING((_vap)->iv_ifp) && \
68 (_vap)->iv_roaming == IEEE80211_ROAMING_AUTO)
69
70 static const uint8_t zerobssid[IEEE80211_ADDR_LEN];
71 static struct ieee80211_channel *findchannel(struct ieee80211com *,
72 int ieee, int mode);
73
74 static __noinline int
75 ieee80211_ioctl_getkey(struct ieee80211vap *vap, struct ieee80211req *ireq)
76 {
77 struct ieee80211com *ic = vap->iv_ic;
78 struct ieee80211_node *ni;
79 struct ieee80211req_key ik;
80 struct ieee80211_key *wk;
81 const struct ieee80211_cipher *cip;
82 u_int kid;
83 int error;
84
85 if (ireq->i_len != sizeof(ik))
86 return EINVAL;
87 error = copyin(ireq->i_data, &ik, sizeof(ik));
88 if (error)
89 return error;
90 kid = ik.ik_keyix;
91 if (kid == IEEE80211_KEYIX_NONE) {
92 ni = ieee80211_find_vap_node(&ic->ic_sta, vap, ik.ik_macaddr);
93 if (ni == NULL)
94 return ENOENT;
95 wk = &ni->ni_ucastkey;
96 } else {
97 if (kid >= IEEE80211_WEP_NKID)
98 return EINVAL;
99 wk = &vap->iv_nw_keys[kid];
100 IEEE80211_ADDR_COPY(&ik.ik_macaddr, vap->iv_bss->ni_macaddr);
101 ni = NULL;
102 }
103 cip = wk->wk_cipher;
104 ik.ik_type = cip->ic_cipher;
105 ik.ik_keylen = wk->wk_keylen;
106 ik.ik_flags = wk->wk_flags & (IEEE80211_KEY_XMIT | IEEE80211_KEY_RECV);
107 if (wk->wk_keyix == vap->iv_def_txkey)
108 ik.ik_flags |= IEEE80211_KEY_DEFAULT;
109 if (priv_check(curthread, PRIV_NET80211_GETKEY) == 0) {
110 /* NB: only root can read key data */
111 ik.ik_keyrsc = wk->wk_keyrsc[IEEE80211_NONQOS_TID];
112 ik.ik_keytsc = wk->wk_keytsc;
113 memcpy(ik.ik_keydata, wk->wk_key, wk->wk_keylen);
114 if (cip->ic_cipher == IEEE80211_CIPHER_TKIP) {
115 memcpy(ik.ik_keydata+wk->wk_keylen,
116 wk->wk_key + IEEE80211_KEYBUF_SIZE,
117 IEEE80211_MICBUF_SIZE);
118 ik.ik_keylen += IEEE80211_MICBUF_SIZE;
119 }
120 } else {
121 ik.ik_keyrsc = 0;
122 ik.ik_keytsc = 0;
123 memset(ik.ik_keydata, 0, sizeof(ik.ik_keydata));
124 }
125 if (ni != NULL)
126 ieee80211_free_node(ni);
127 return copyout(&ik, ireq->i_data, sizeof(ik));
128 }
129
130 static __noinline int
131 ieee80211_ioctl_getchanlist(struct ieee80211vap *vap, struct ieee80211req *ireq)
132 {
133 struct ieee80211com *ic = vap->iv_ic;
134
135 if (sizeof(ic->ic_chan_active) < ireq->i_len)
136 ireq->i_len = sizeof(ic->ic_chan_active);
137 return copyout(&ic->ic_chan_active, ireq->i_data, ireq->i_len);
138 }
139
140 static __noinline int
141 ieee80211_ioctl_getchaninfo(struct ieee80211vap *vap, struct ieee80211req *ireq)
142 {
143 struct ieee80211com *ic = vap->iv_ic;
144 int space;
145
146 space = __offsetof(struct ieee80211req_chaninfo,
147 ic_chans[ic->ic_nchans]);
148 if (space > ireq->i_len)
149 space = ireq->i_len;
150 /* XXX assumes compatible layout */
151 return copyout(&ic->ic_nchans, ireq->i_data, space);
152 }
153
154 static __noinline int
155 ieee80211_ioctl_getwpaie(struct ieee80211vap *vap,
156 struct ieee80211req *ireq, int req)
157 {
158 struct ieee80211_node *ni;
159 struct ieee80211req_wpaie2 wpaie;
160 int error;
161
162 if (ireq->i_len < IEEE80211_ADDR_LEN)
163 return EINVAL;
164 error = copyin(ireq->i_data, wpaie.wpa_macaddr, IEEE80211_ADDR_LEN);
165 if (error != 0)
166 return error;
167 ni = ieee80211_find_vap_node(&vap->iv_ic->ic_sta, vap, wpaie.wpa_macaddr);
168 if (ni == NULL)
169 return ENOENT;
170 memset(wpaie.wpa_ie, 0, sizeof(wpaie.wpa_ie));
171 if (ni->ni_ies.wpa_ie != NULL) {
172 int ielen = ni->ni_ies.wpa_ie[1] + 2;
173 if (ielen > sizeof(wpaie.wpa_ie))
174 ielen = sizeof(wpaie.wpa_ie);
175 memcpy(wpaie.wpa_ie, ni->ni_ies.wpa_ie, ielen);
176 }
177 if (req == IEEE80211_IOC_WPAIE2) {
178 memset(wpaie.rsn_ie, 0, sizeof(wpaie.rsn_ie));
179 if (ni->ni_ies.rsn_ie != NULL) {
180 int ielen = ni->ni_ies.rsn_ie[1] + 2;
181 if (ielen > sizeof(wpaie.rsn_ie))
182 ielen = sizeof(wpaie.rsn_ie);
183 memcpy(wpaie.rsn_ie, ni->ni_ies.rsn_ie, ielen);
184 }
185 if (ireq->i_len > sizeof(struct ieee80211req_wpaie2))
186 ireq->i_len = sizeof(struct ieee80211req_wpaie2);
187 } else {
188 /* compatibility op, may overwrite wpa ie */
189 /* XXX check ic_flags? */
190 if (ni->ni_ies.rsn_ie != NULL) {
191 int ielen = ni->ni_ies.rsn_ie[1] + 2;
192 if (ielen > sizeof(wpaie.wpa_ie))
193 ielen = sizeof(wpaie.wpa_ie);
194 memcpy(wpaie.wpa_ie, ni->ni_ies.rsn_ie, ielen);
195 }
196 if (ireq->i_len > sizeof(struct ieee80211req_wpaie))
197 ireq->i_len = sizeof(struct ieee80211req_wpaie);
198 }
199 ieee80211_free_node(ni);
200 return copyout(&wpaie, ireq->i_data, ireq->i_len);
201 }
202
203 static __noinline int
204 ieee80211_ioctl_getstastats(struct ieee80211vap *vap, struct ieee80211req *ireq)
205 {
206 struct ieee80211_node *ni;
207 uint8_t macaddr[IEEE80211_ADDR_LEN];
208 const int off = __offsetof(struct ieee80211req_sta_stats, is_stats);
209 int error;
210
211 if (ireq->i_len < off)
212 return EINVAL;
213 error = copyin(ireq->i_data, macaddr, IEEE80211_ADDR_LEN);
214 if (error != 0)
215 return error;
216 ni = ieee80211_find_vap_node(&vap->iv_ic->ic_sta, vap, macaddr);
217 if (ni == NULL)
218 return ENOENT;
219 if (ireq->i_len > sizeof(struct ieee80211req_sta_stats))
220 ireq->i_len = sizeof(struct ieee80211req_sta_stats);
221 /* NB: copy out only the statistics */
222 error = copyout(&ni->ni_stats, (uint8_t *) ireq->i_data + off,
223 ireq->i_len - off);
224 ieee80211_free_node(ni);
225 return error;
226 }
227
228 struct scanreq {
229 struct ieee80211req_scan_result *sr;
230 size_t space;
231 };
232
233 static size_t
234 scan_space(const struct ieee80211_scan_entry *se, int *ielen)
235 {
236 size_t len;
237
238 *ielen = se->se_ies.len;
239 /*
240 * NB: ie's can be no more than 255 bytes and the max 802.11
241 * packet is <3Kbytes so we are sure this doesn't overflow
242 * 16-bits; if this is a concern we can drop the ie's.
243 */
244 len = sizeof(struct ieee80211req_scan_result) + se->se_ssid[1] +
245 se->se_meshid[1] + *ielen;
246 return roundup(len, sizeof(uint32_t));
247 }
248
249 static void
250 get_scan_space(void *arg, const struct ieee80211_scan_entry *se)
251 {
252 struct scanreq *req = arg;
253 int ielen;
254
255 req->space += scan_space(se, &ielen);
256 }
257
258 static __noinline void
259 get_scan_result(void *arg, const struct ieee80211_scan_entry *se)
260 {
261 struct scanreq *req = arg;
262 struct ieee80211req_scan_result *sr;
263 int ielen, len, nr, nxr;
264 uint8_t *cp;
265
266 len = scan_space(se, &ielen);
267 if (len > req->space)
268 return;
269
270 sr = req->sr;
271 KASSERT(len <= 65535 && ielen <= 65535,
272 ("len %u ssid %u ie %u", len, se->se_ssid[1], ielen));
273 sr->isr_len = len;
274 sr->isr_ie_off = sizeof(struct ieee80211req_scan_result);
275 sr->isr_ie_len = ielen;
276 sr->isr_freq = se->se_chan->ic_freq;
277 sr->isr_flags = se->se_chan->ic_flags;
278 sr->isr_rssi = se->se_rssi;
279 sr->isr_noise = se->se_noise;
280 sr->isr_intval = se->se_intval;
281 sr->isr_capinfo = se->se_capinfo;
282 sr->isr_erp = se->se_erp;
283 IEEE80211_ADDR_COPY(sr->isr_bssid, se->se_bssid);
284 nr = min(se->se_rates[1], IEEE80211_RATE_MAXSIZE);
285 memcpy(sr->isr_rates, se->se_rates+2, nr);
286 nxr = min(se->se_xrates[1], IEEE80211_RATE_MAXSIZE - nr);
287 memcpy(sr->isr_rates+nr, se->se_xrates+2, nxr);
288 sr->isr_nrates = nr + nxr;
289
290 /* copy SSID */
291 sr->isr_ssid_len = se->se_ssid[1];
292 cp = ((uint8_t *)sr) + sr->isr_ie_off;
293 memcpy(cp, se->se_ssid+2, sr->isr_ssid_len);
294
295 /* copy mesh id */
296 cp += sr->isr_ssid_len;
297 sr->isr_meshid_len = se->se_meshid[1];
298 memcpy(cp, se->se_meshid+2, sr->isr_meshid_len);
299 cp += sr->isr_meshid_len;
300
301 if (ielen)
302 memcpy(cp, se->se_ies.data, ielen);
303
304 req->space -= len;
305 req->sr = (struct ieee80211req_scan_result *)(((uint8_t *)sr) + len);
306 }
307
308 static __noinline int
309 ieee80211_ioctl_getscanresults(struct ieee80211vap *vap,
310 struct ieee80211req *ireq)
311 {
312 struct scanreq req;
313 int error;
314
315 if (ireq->i_len < sizeof(struct scanreq))
316 return EFAULT;
317
318 error = 0;
319 req.space = 0;
320 ieee80211_scan_iterate(vap, get_scan_space, &req);
321 if (req.space > ireq->i_len)
322 req.space = ireq->i_len;
323 if (req.space > 0) {
324 size_t space;
325 void *p;
326
327 space = req.space;
328 /* XXX M_WAITOK after driver lock released */
329 p = malloc(space, M_TEMP, M_NOWAIT | M_ZERO);
330 if (p == NULL)
331 return ENOMEM;
332 req.sr = p;
333 ieee80211_scan_iterate(vap, get_scan_result, &req);
334 ireq->i_len = space - req.space;
335 error = copyout(p, ireq->i_data, ireq->i_len);
336 free(p, M_TEMP);
337 } else
338 ireq->i_len = 0;
339
340 return error;
341 }
342
343 struct stainforeq {
344 struct ieee80211vap *vap;
345 struct ieee80211req_sta_info *si;
346 size_t space;
347 };
348
349 static size_t
350 sta_space(const struct ieee80211_node *ni, size_t *ielen)
351 {
352 *ielen = ni->ni_ies.len;
353 return roundup(sizeof(struct ieee80211req_sta_info) + *ielen,
354 sizeof(uint32_t));
355 }
356
357 static void
358 get_sta_space(void *arg, struct ieee80211_node *ni)
359 {
360 struct stainforeq *req = arg;
361 size_t ielen;
362
363 if (req->vap != ni->ni_vap)
364 return;
365 if (ni->ni_vap->iv_opmode == IEEE80211_M_HOSTAP &&
366 ni->ni_associd == 0) /* only associated stations */
367 return;
368 req->space += sta_space(ni, &ielen);
369 }
370
371 static __noinline void
372 get_sta_info(void *arg, struct ieee80211_node *ni)
373 {
374 struct stainforeq *req = arg;
375 struct ieee80211vap *vap = ni->ni_vap;
376 struct ieee80211req_sta_info *si;
377 size_t ielen, len;
378 uint8_t *cp;
379
380 if (req->vap != ni->ni_vap)
381 return;
382 if (vap->iv_opmode == IEEE80211_M_HOSTAP &&
383 ni->ni_associd == 0) /* only associated stations */
384 return;
385 if (ni->ni_chan == IEEE80211_CHAN_ANYC) /* XXX bogus entry */
386 return;
387 len = sta_space(ni, &ielen);
388 if (len > req->space)
389 return;
390 si = req->si;
391 si->isi_len = len;
392 si->isi_ie_off = sizeof(struct ieee80211req_sta_info);
393 si->isi_ie_len = ielen;
394 si->isi_freq = ni->ni_chan->ic_freq;
395 si->isi_flags = ni->ni_chan->ic_flags;
396 si->isi_state = ni->ni_flags;
397 si->isi_authmode = ni->ni_authmode;
398 vap->iv_ic->ic_node_getsignal(ni, &si->isi_rssi, &si->isi_noise);
399 vap->iv_ic->ic_node_getmimoinfo(ni, &si->isi_mimo);
400 si->isi_capinfo = ni->ni_capinfo;
401 si->isi_erp = ni->ni_erp;
402 IEEE80211_ADDR_COPY(si->isi_macaddr, ni->ni_macaddr);
403 si->isi_nrates = ni->ni_rates.rs_nrates;
404 if (si->isi_nrates > 15)
405 si->isi_nrates = 15;
406 memcpy(si->isi_rates, ni->ni_rates.rs_rates, si->isi_nrates);
407 si->isi_txrate = ni->ni_txrate;
408 if (si->isi_txrate & IEEE80211_RATE_MCS) {
409 const struct ieee80211_mcs_rates *mcs =
410 &ieee80211_htrates[ni->ni_txrate &~ IEEE80211_RATE_MCS];
411 if (IEEE80211_IS_CHAN_HT40(ni->ni_chan)) {
412 if (ni->ni_flags & IEEE80211_NODE_SGI40)
413 si->isi_txmbps = mcs->ht40_rate_800ns;
414 else
415 si->isi_txmbps = mcs->ht40_rate_400ns;
416 } else {
417 if (ni->ni_flags & IEEE80211_NODE_SGI20)
418 si->isi_txmbps = mcs->ht20_rate_800ns;
419 else
420 si->isi_txmbps = mcs->ht20_rate_400ns;
421 }
422 } else
423 si->isi_txmbps = si->isi_txrate;
424 si->isi_associd = ni->ni_associd;
425 si->isi_txpower = ni->ni_txpower;
426 si->isi_vlan = ni->ni_vlan;
427 if (ni->ni_flags & IEEE80211_NODE_QOS) {
428 memcpy(si->isi_txseqs, ni->ni_txseqs, sizeof(ni->ni_txseqs));
429 memcpy(si->isi_rxseqs, ni->ni_rxseqs, sizeof(ni->ni_rxseqs));
430 } else {
431 si->isi_txseqs[0] = ni->ni_txseqs[IEEE80211_NONQOS_TID];
432 si->isi_rxseqs[0] = ni->ni_rxseqs[IEEE80211_NONQOS_TID];
433 }
434 /* NB: leave all cases in case we relax ni_associd == 0 check */
435 if (ieee80211_node_is_authorized(ni))
436 si->isi_inact = vap->iv_inact_run;
437 else if (ni->ni_associd != 0 ||
438 (vap->iv_opmode == IEEE80211_M_WDS &&
439 (vap->iv_flags_ext & IEEE80211_FEXT_WDSLEGACY)))
440 si->isi_inact = vap->iv_inact_auth;
441 else
442 si->isi_inact = vap->iv_inact_init;
443 si->isi_inact = (si->isi_inact - ni->ni_inact) * IEEE80211_INACT_WAIT;
444 si->isi_localid = ni->ni_mllid;
445 si->isi_peerid = ni->ni_mlpid;
446 si->isi_peerstate = ni->ni_mlstate;
447
448 if (ielen) {
449 cp = ((uint8_t *)si) + si->isi_ie_off;
450 memcpy(cp, ni->ni_ies.data, ielen);
451 }
452
453 req->si = (struct ieee80211req_sta_info *)(((uint8_t *)si) + len);
454 req->space -= len;
455 }
456
457 static __noinline int
458 getstainfo_common(struct ieee80211vap *vap, struct ieee80211req *ireq,
459 struct ieee80211_node *ni, int off)
460 {
461 struct ieee80211com *ic = vap->iv_ic;
462 struct stainforeq req;
463 size_t space;
464 void *p;
465 int error;
466
467 error = 0;
468 req.space = 0;
469 req.vap = vap;
470 if (ni == NULL)
471 ieee80211_iterate_nodes(&ic->ic_sta, get_sta_space, &req);
472 else
473 get_sta_space(&req, ni);
474 if (req.space > ireq->i_len)
475 req.space = ireq->i_len;
476 if (req.space > 0) {
477 space = req.space;
478 /* XXX M_WAITOK after driver lock released */
479 p = malloc(space, M_TEMP, M_NOWAIT | M_ZERO);
480 if (p == NULL) {
481 error = ENOMEM;
482 goto bad;
483 }
484 req.si = p;
485 if (ni == NULL)
486 ieee80211_iterate_nodes(&ic->ic_sta, get_sta_info, &req);
487 else
488 get_sta_info(&req, ni);
489 ireq->i_len = space - req.space;
490 error = copyout(p, (uint8_t *) ireq->i_data+off, ireq->i_len);
491 free(p, M_TEMP);
492 } else
493 ireq->i_len = 0;
494 bad:
495 if (ni != NULL)
496 ieee80211_free_node(ni);
497 return error;
498 }
499
500 static __noinline int
501 ieee80211_ioctl_getstainfo(struct ieee80211vap *vap, struct ieee80211req *ireq)
502 {
503 uint8_t macaddr[IEEE80211_ADDR_LEN];
504 const int off = __offsetof(struct ieee80211req_sta_req, info);
505 struct ieee80211_node *ni;
506 int error;
507
508 if (ireq->i_len < sizeof(struct ieee80211req_sta_req))
509 return EFAULT;
510 error = copyin(ireq->i_data, macaddr, IEEE80211_ADDR_LEN);
511 if (error != 0)
512 return error;
513 if (IEEE80211_ADDR_EQ(macaddr, vap->iv_ifp->if_broadcastaddr)) {
514 ni = NULL;
515 } else {
516 ni = ieee80211_find_vap_node(&vap->iv_ic->ic_sta, vap, macaddr);
517 if (ni == NULL)
518 return ENOENT;
519 }
520 return getstainfo_common(vap, ireq, ni, off);
521 }
522
523 static __noinline int
524 ieee80211_ioctl_getstatxpow(struct ieee80211vap *vap, struct ieee80211req *ireq)
525 {
526 struct ieee80211_node *ni;
527 struct ieee80211req_sta_txpow txpow;
528 int error;
529
530 if (ireq->i_len != sizeof(txpow))
531 return EINVAL;
532 error = copyin(ireq->i_data, &txpow, sizeof(txpow));
533 if (error != 0)
534 return error;
535 ni = ieee80211_find_vap_node(&vap->iv_ic->ic_sta, vap, txpow.it_macaddr);
536 if (ni == NULL)
537 return ENOENT;
538 txpow.it_txpow = ni->ni_txpower;
539 error = copyout(&txpow, ireq->i_data, sizeof(txpow));
540 ieee80211_free_node(ni);
541 return error;
542 }
543
544 static __noinline int
545 ieee80211_ioctl_getwmeparam(struct ieee80211vap *vap, struct ieee80211req *ireq)
546 {
547 struct ieee80211com *ic = vap->iv_ic;
548 struct ieee80211_wme_state *wme = &ic->ic_wme;
549 struct wmeParams *wmep;
550 int ac;
551
552 if ((ic->ic_caps & IEEE80211_C_WME) == 0)
553 return EINVAL;
554
555 ac = (ireq->i_len & IEEE80211_WMEPARAM_VAL);
556 if (ac >= WME_NUM_AC)
557 ac = WME_AC_BE;
558 if (ireq->i_len & IEEE80211_WMEPARAM_BSS)
559 wmep = &wme->wme_wmeBssChanParams.cap_wmeParams[ac];
560 else
561 wmep = &wme->wme_wmeChanParams.cap_wmeParams[ac];
562 switch (ireq->i_type) {
563 case IEEE80211_IOC_WME_CWMIN: /* WME: CWmin */
564 ireq->i_val = wmep->wmep_logcwmin;
565 break;
566 case IEEE80211_IOC_WME_CWMAX: /* WME: CWmax */
567 ireq->i_val = wmep->wmep_logcwmax;
568 break;
569 case IEEE80211_IOC_WME_AIFS: /* WME: AIFS */
570 ireq->i_val = wmep->wmep_aifsn;
571 break;
572 case IEEE80211_IOC_WME_TXOPLIMIT: /* WME: txops limit */
573 ireq->i_val = wmep->wmep_txopLimit;
574 break;
575 case IEEE80211_IOC_WME_ACM: /* WME: ACM (bss only) */
576 wmep = &wme->wme_wmeBssChanParams.cap_wmeParams[ac];
577 ireq->i_val = wmep->wmep_acm;
578 break;
579 case IEEE80211_IOC_WME_ACKPOLICY: /* WME: ACK policy (!bss only)*/
580 wmep = &wme->wme_wmeChanParams.cap_wmeParams[ac];
581 ireq->i_val = !wmep->wmep_noackPolicy;
582 break;
583 }
584 return 0;
585 }
586
587 static __noinline int
588 ieee80211_ioctl_getmaccmd(struct ieee80211vap *vap, struct ieee80211req *ireq)
589 {
590 const struct ieee80211_aclator *acl = vap->iv_acl;
591
592 return (acl == NULL ? EINVAL : acl->iac_getioctl(vap, ireq));
593 }
594
595 static __noinline int
596 ieee80211_ioctl_getcurchan(struct ieee80211vap *vap, struct ieee80211req *ireq)
597 {
598 struct ieee80211com *ic = vap->iv_ic;
599 struct ieee80211_channel *c;
600
601 if (ireq->i_len != sizeof(struct ieee80211_channel))
602 return EINVAL;
603 /*
604 * vap's may have different operating channels when HT is
605 * in use. When in RUN state report the vap-specific channel.
606 * Otherwise return curchan.
607 */
608 if (vap->iv_state == IEEE80211_S_RUN)
609 c = vap->iv_bss->ni_chan;
610 else
611 c = ic->ic_curchan;
612 return copyout(c, ireq->i_data, sizeof(*c));
613 }
614
615 static int
616 getappie(const struct ieee80211_appie *aie, struct ieee80211req *ireq)
617 {
618 if (aie == NULL)
619 return EINVAL;
620 /* NB: truncate, caller can check length */
621 if (ireq->i_len > aie->ie_len)
622 ireq->i_len = aie->ie_len;
623 return copyout(aie->ie_data, ireq->i_data, ireq->i_len);
624 }
625
626 static int
627 ieee80211_ioctl_getappie(struct ieee80211vap *vap, struct ieee80211req *ireq)
628 {
629 uint8_t fc0;
630
631 fc0 = ireq->i_val & 0xff;
632 if ((fc0 & IEEE80211_FC0_TYPE_MASK) != IEEE80211_FC0_TYPE_MGT)
633 return EINVAL;
634 /* NB: could check iv_opmode and reject but hardly worth the effort */
635 switch (fc0 & IEEE80211_FC0_SUBTYPE_MASK) {
636 case IEEE80211_FC0_SUBTYPE_BEACON:
637 return getappie(vap->iv_appie_beacon, ireq);
638 case IEEE80211_FC0_SUBTYPE_PROBE_RESP:
639 return getappie(vap->iv_appie_proberesp, ireq);
640 case IEEE80211_FC0_SUBTYPE_ASSOC_RESP:
641 return getappie(vap->iv_appie_assocresp, ireq);
642 case IEEE80211_FC0_SUBTYPE_PROBE_REQ:
643 return getappie(vap->iv_appie_probereq, ireq);
644 case IEEE80211_FC0_SUBTYPE_ASSOC_REQ:
645 return getappie(vap->iv_appie_assocreq, ireq);
646 case IEEE80211_FC0_SUBTYPE_BEACON|IEEE80211_FC0_SUBTYPE_PROBE_RESP:
647 return getappie(vap->iv_appie_wpa, ireq);
648 }
649 return EINVAL;
650 }
651
652 static __noinline int
653 ieee80211_ioctl_getregdomain(struct ieee80211vap *vap,
654 const struct ieee80211req *ireq)
655 {
656 struct ieee80211com *ic = vap->iv_ic;
657
658 if (ireq->i_len != sizeof(ic->ic_regdomain))
659 return EINVAL;
660 return copyout(&ic->ic_regdomain, ireq->i_data,
661 sizeof(ic->ic_regdomain));
662 }
663
664 static __noinline int
665 ieee80211_ioctl_getroam(struct ieee80211vap *vap,
666 const struct ieee80211req *ireq)
667 {
668 size_t len = ireq->i_len;
669 /* NB: accept short requests for backwards compat */
670 if (len > sizeof(vap->iv_roamparms))
671 len = sizeof(vap->iv_roamparms);
672 return copyout(vap->iv_roamparms, ireq->i_data, len);
673 }
674
675 static __noinline int
676 ieee80211_ioctl_gettxparams(struct ieee80211vap *vap,
677 const struct ieee80211req *ireq)
678 {
679 size_t len = ireq->i_len;
680 /* NB: accept short requests for backwards compat */
681 if (len > sizeof(vap->iv_txparms))
682 len = sizeof(vap->iv_txparms);
683 return copyout(vap->iv_txparms, ireq->i_data, len);
684 }
685
686 static __noinline int
687 ieee80211_ioctl_getdevcaps(struct ieee80211com *ic,
688 const struct ieee80211req *ireq)
689 {
690 struct ieee80211_devcaps_req *dc;
691 struct ieee80211req_chaninfo *ci;
692 int maxchans, error;
693
694 maxchans = 1 + ((ireq->i_len - sizeof(struct ieee80211_devcaps_req)) /
695 sizeof(struct ieee80211_channel));
696 /* NB: require 1 so we know ic_nchans is accessible */
697 if (maxchans < 1)
698 return EINVAL;
699 /* constrain max request size, 2K channels is ~24Kbytes */
700 if (maxchans > 2048)
701 maxchans = 2048;
702 dc = (struct ieee80211_devcaps_req *)
703 malloc(IEEE80211_DEVCAPS_SIZE(maxchans), 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, maxchans, &ci->ic_nchans, ci->ic_chans);
711 KASSERT(ci->ic_nchans <= maxchans,
712 ("nchans %d maxchans %d", ci->ic_nchans, maxchans));
713 ieee80211_sort_channels(ci->ic_chans, ci->ic_nchans);
714 error = copyout(dc, ireq->i_data, IEEE80211_DEVCAPS_SPACE(dc));
715 free(dc, M_TEMP);
716 return error;
717 }
718
719 static __noinline int
720 ieee80211_ioctl_getstavlan(struct ieee80211vap *vap, struct ieee80211req *ireq)
721 {
722 struct ieee80211_node *ni;
723 struct ieee80211req_sta_vlan vlan;
724 int error;
725
726 if (ireq->i_len != sizeof(vlan))
727 return EINVAL;
728 error = copyin(ireq->i_data, &vlan, sizeof(vlan));
729 if (error != 0)
730 return error;
731 if (!IEEE80211_ADDR_EQ(vlan.sv_macaddr, zerobssid)) {
732 ni = ieee80211_find_vap_node(&vap->iv_ic->ic_sta, vap,
733 vlan.sv_macaddr);
734 if (ni == NULL)
735 return ENOENT;
736 } else
737 ni = ieee80211_ref_node(vap->iv_bss);
738 vlan.sv_vlan = ni->ni_vlan;
739 error = copyout(&vlan, ireq->i_data, sizeof(vlan));
740 ieee80211_free_node(ni);
741 return error;
742 }
743
744 /*
745 * Dummy ioctl get handler so the linker set is defined.
746 */
747 static int
748 dummy_ioctl_get(struct ieee80211vap *vap, struct ieee80211req *ireq)
749 {
750 return ENOSYS;
751 }
752 IEEE80211_IOCTL_GET(dummy, dummy_ioctl_get);
753
754 static int
755 ieee80211_ioctl_getdefault(struct ieee80211vap *vap, struct ieee80211req *ireq)
756 {
757 ieee80211_ioctl_getfunc * const *get;
758 int error;
759
760 SET_FOREACH(get, ieee80211_ioctl_getset) {
761 error = (*get)(vap, ireq);
762 if (error != ENOSYS)
763 return error;
764 }
765 return EINVAL;
766 }
767
768 /*
769 * When building the kernel with -O2 on the i386 architecture, gcc
770 * seems to want to inline this function into ieee80211_ioctl()
771 * (which is the only routine that calls it). When this happens,
772 * ieee80211_ioctl() ends up consuming an additional 2K of stack
773 * space. (Exactly why it needs so much is unclear.) The problem
774 * is that it's possible for ieee80211_ioctl() to invoke other
775 * routines (including driver init functions) which could then find
776 * themselves perilously close to exhausting the stack.
777 *
778 * To avoid this, we deliberately prevent gcc from inlining this
779 * routine. Another way to avoid this is to use less agressive
780 * optimization when compiling this file (i.e. -O instead of -O2)
781 * but special-casing the compilation of this one module in the
782 * build system would be awkward.
783 */
784 static __noinline int
785 ieee80211_ioctl_get80211(struct ieee80211vap *vap, u_long cmd,
786 struct ieee80211req *ireq)
787 {
788 #define MS(_v, _f) (((_v) & _f) >> _f##_S)
789 struct ieee80211com *ic = vap->iv_ic;
790 u_int kid, len;
791 uint8_t tmpkey[IEEE80211_KEYBUF_SIZE];
792 char tmpssid[IEEE80211_NWID_LEN];
793 int error = 0;
794
795 switch (ireq->i_type) {
796 case IEEE80211_IOC_SSID:
797 switch (vap->iv_state) {
798 case IEEE80211_S_INIT:
799 case IEEE80211_S_SCAN:
800 ireq->i_len = vap->iv_des_ssid[0].len;
801 memcpy(tmpssid, vap->iv_des_ssid[0].ssid, ireq->i_len);
802 break;
803 default:
804 ireq->i_len = vap->iv_bss->ni_esslen;
805 memcpy(tmpssid, vap->iv_bss->ni_essid, ireq->i_len);
806 break;
807 }
808 error = copyout(tmpssid, ireq->i_data, ireq->i_len);
809 break;
810 case IEEE80211_IOC_NUMSSIDS:
811 ireq->i_val = 1;
812 break;
813 case IEEE80211_IOC_WEP:
814 if ((vap->iv_flags & IEEE80211_F_PRIVACY) == 0)
815 ireq->i_val = IEEE80211_WEP_OFF;
816 else if (vap->iv_flags & IEEE80211_F_DROPUNENC)
817 ireq->i_val = IEEE80211_WEP_ON;
818 else
819 ireq->i_val = IEEE80211_WEP_MIXED;
820 break;
821 case IEEE80211_IOC_WEPKEY:
822 kid = (u_int) ireq->i_val;
823 if (kid >= IEEE80211_WEP_NKID)
824 return EINVAL;
825 len = (u_int) vap->iv_nw_keys[kid].wk_keylen;
826 /* NB: only root can read WEP keys */
827 if (priv_check(curthread, PRIV_NET80211_GETKEY) == 0) {
828 bcopy(vap->iv_nw_keys[kid].wk_key, tmpkey, len);
829 } else {
830 bzero(tmpkey, len);
831 }
832 ireq->i_len = len;
833 error = copyout(tmpkey, ireq->i_data, len);
834 break;
835 case IEEE80211_IOC_NUMWEPKEYS:
836 ireq->i_val = IEEE80211_WEP_NKID;
837 break;
838 case IEEE80211_IOC_WEPTXKEY:
839 ireq->i_val = vap->iv_def_txkey;
840 break;
841 case IEEE80211_IOC_AUTHMODE:
842 if (vap->iv_flags & IEEE80211_F_WPA)
843 ireq->i_val = IEEE80211_AUTH_WPA;
844 else
845 ireq->i_val = vap->iv_bss->ni_authmode;
846 break;
847 case IEEE80211_IOC_CHANNEL:
848 ireq->i_val = ieee80211_chan2ieee(ic, ic->ic_curchan);
849 break;
850 case IEEE80211_IOC_POWERSAVE:
851 if (vap->iv_flags & IEEE80211_F_PMGTON)
852 ireq->i_val = IEEE80211_POWERSAVE_ON;
853 else
854 ireq->i_val = IEEE80211_POWERSAVE_OFF;
855 break;
856 case IEEE80211_IOC_POWERSAVESLEEP:
857 ireq->i_val = ic->ic_lintval;
858 break;
859 case IEEE80211_IOC_RTSTHRESHOLD:
860 ireq->i_val = vap->iv_rtsthreshold;
861 break;
862 case IEEE80211_IOC_PROTMODE:
863 ireq->i_val = ic->ic_protmode;
864 break;
865 case IEEE80211_IOC_TXPOWER:
866 /*
867 * Tx power limit is the min of max regulatory
868 * power, any user-set limit, and the max the
869 * radio can do.
870 */
871 ireq->i_val = 2*ic->ic_curchan->ic_maxregpower;
872 if (ireq->i_val > ic->ic_txpowlimit)
873 ireq->i_val = ic->ic_txpowlimit;
874 if (ireq->i_val > ic->ic_curchan->ic_maxpower)
875 ireq->i_val = ic->ic_curchan->ic_maxpower;
876 break;
877 case IEEE80211_IOC_WPA:
878 switch (vap->iv_flags & IEEE80211_F_WPA) {
879 case IEEE80211_F_WPA1:
880 ireq->i_val = 1;
881 break;
882 case IEEE80211_F_WPA2:
883 ireq->i_val = 2;
884 break;
885 case IEEE80211_F_WPA1 | IEEE80211_F_WPA2:
886 ireq->i_val = 3;
887 break;
888 default:
889 ireq->i_val = 0;
890 break;
891 }
892 break;
893 case IEEE80211_IOC_CHANLIST:
894 error = ieee80211_ioctl_getchanlist(vap, ireq);
895 break;
896 case IEEE80211_IOC_ROAMING:
897 ireq->i_val = vap->iv_roaming;
898 break;
899 case IEEE80211_IOC_PRIVACY:
900 ireq->i_val = (vap->iv_flags & IEEE80211_F_PRIVACY) != 0;
901 break;
902 case IEEE80211_IOC_DROPUNENCRYPTED:
903 ireq->i_val = (vap->iv_flags & IEEE80211_F_DROPUNENC) != 0;
904 break;
905 case IEEE80211_IOC_COUNTERMEASURES:
906 ireq->i_val = (vap->iv_flags & IEEE80211_F_COUNTERM) != 0;
907 break;
908 case IEEE80211_IOC_WME:
909 ireq->i_val = (vap->iv_flags & IEEE80211_F_WME) != 0;
910 break;
911 case IEEE80211_IOC_HIDESSID:
912 ireq->i_val = (vap->iv_flags & IEEE80211_F_HIDESSID) != 0;
913 break;
914 case IEEE80211_IOC_APBRIDGE:
915 ireq->i_val = (vap->iv_flags & IEEE80211_F_NOBRIDGE) == 0;
916 break;
917 case IEEE80211_IOC_WPAKEY:
918 error = ieee80211_ioctl_getkey(vap, ireq);
919 break;
920 case IEEE80211_IOC_CHANINFO:
921 error = ieee80211_ioctl_getchaninfo(vap, ireq);
922 break;
923 case IEEE80211_IOC_BSSID:
924 if (ireq->i_len != IEEE80211_ADDR_LEN)
925 return EINVAL;
926 if (vap->iv_state == IEEE80211_S_RUN) {
927 error = copyout(vap->iv_opmode == IEEE80211_M_WDS ?
928 vap->iv_bss->ni_macaddr : vap->iv_bss->ni_bssid,
929 ireq->i_data, ireq->i_len);
930 } else
931 error = copyout(vap->iv_des_bssid, ireq->i_data,
932 ireq->i_len);
933 break;
934 case IEEE80211_IOC_WPAIE:
935 error = ieee80211_ioctl_getwpaie(vap, ireq, ireq->i_type);
936 break;
937 case IEEE80211_IOC_WPAIE2:
938 error = ieee80211_ioctl_getwpaie(vap, ireq, ireq->i_type);
939 break;
940 case IEEE80211_IOC_SCAN_RESULTS:
941 error = ieee80211_ioctl_getscanresults(vap, ireq);
942 break;
943 case IEEE80211_IOC_STA_STATS:
944 error = ieee80211_ioctl_getstastats(vap, ireq);
945 break;
946 case IEEE80211_IOC_TXPOWMAX:
947 ireq->i_val = vap->iv_bss->ni_txpower;
948 break;
949 case IEEE80211_IOC_STA_TXPOW:
950 error = ieee80211_ioctl_getstatxpow(vap, ireq);
951 break;
952 case IEEE80211_IOC_STA_INFO:
953 error = ieee80211_ioctl_getstainfo(vap, ireq);
954 break;
955 case IEEE80211_IOC_WME_CWMIN: /* WME: CWmin */
956 case IEEE80211_IOC_WME_CWMAX: /* WME: CWmax */
957 case IEEE80211_IOC_WME_AIFS: /* WME: AIFS */
958 case IEEE80211_IOC_WME_TXOPLIMIT: /* WME: txops limit */
959 case IEEE80211_IOC_WME_ACM: /* WME: ACM (bss only) */
960 case IEEE80211_IOC_WME_ACKPOLICY: /* WME: ACK policy (bss only) */
961 error = ieee80211_ioctl_getwmeparam(vap, ireq);
962 break;
963 case IEEE80211_IOC_DTIM_PERIOD:
964 ireq->i_val = vap->iv_dtim_period;
965 break;
966 case IEEE80211_IOC_BEACON_INTERVAL:
967 /* NB: get from ic_bss for station mode */
968 ireq->i_val = vap->iv_bss->ni_intval;
969 break;
970 case IEEE80211_IOC_PUREG:
971 ireq->i_val = (vap->iv_flags & IEEE80211_F_PUREG) != 0;
972 break;
973 case IEEE80211_IOC_BGSCAN:
974 ireq->i_val = (vap->iv_flags & IEEE80211_F_BGSCAN) != 0;
975 break;
976 case IEEE80211_IOC_BGSCAN_IDLE:
977 ireq->i_val = vap->iv_bgscanidle*hz/1000; /* ms */
978 break;
979 case IEEE80211_IOC_BGSCAN_INTERVAL:
980 ireq->i_val = vap->iv_bgscanintvl/hz; /* seconds */
981 break;
982 case IEEE80211_IOC_SCANVALID:
983 ireq->i_val = vap->iv_scanvalid/hz; /* seconds */
984 break;
985 case IEEE80211_IOC_FRAGTHRESHOLD:
986 ireq->i_val = vap->iv_fragthreshold;
987 break;
988 case IEEE80211_IOC_MACCMD:
989 error = ieee80211_ioctl_getmaccmd(vap, ireq);
990 break;
991 case IEEE80211_IOC_BURST:
992 ireq->i_val = (vap->iv_flags & IEEE80211_F_BURST) != 0;
993 break;
994 case IEEE80211_IOC_BMISSTHRESHOLD:
995 ireq->i_val = vap->iv_bmissthreshold;
996 break;
997 case IEEE80211_IOC_CURCHAN:
998 error = ieee80211_ioctl_getcurchan(vap, ireq);
999 break;
1000 case IEEE80211_IOC_SHORTGI:
1001 ireq->i_val = 0;
1002 if (vap->iv_flags_ht & IEEE80211_FHT_SHORTGI20)
1003 ireq->i_val |= IEEE80211_HTCAP_SHORTGI20;
1004 if (vap->iv_flags_ht & IEEE80211_FHT_SHORTGI40)
1005 ireq->i_val |= IEEE80211_HTCAP_SHORTGI40;
1006 break;
1007 case IEEE80211_IOC_AMPDU:
1008 ireq->i_val = 0;
1009 if (vap->iv_flags_ht & IEEE80211_FHT_AMPDU_TX)
1010 ireq->i_val |= 1;
1011 if (vap->iv_flags_ht & IEEE80211_FHT_AMPDU_RX)
1012 ireq->i_val |= 2;
1013 break;
1014 case IEEE80211_IOC_AMPDU_LIMIT:
1015 if (vap->iv_opmode == IEEE80211_M_HOSTAP)
1016 ireq->i_val = vap->iv_ampdu_rxmax;
1017 else if (vap->iv_state == IEEE80211_S_RUN)
1018 ireq->i_val = MS(vap->iv_bss->ni_htparam,
1019 IEEE80211_HTCAP_MAXRXAMPDU);
1020 else
1021 ireq->i_val = vap->iv_ampdu_limit;
1022 break;
1023 case IEEE80211_IOC_AMPDU_DENSITY:
1024 if (vap->iv_opmode == IEEE80211_M_STA &&
1025 vap->iv_state == IEEE80211_S_RUN)
1026 ireq->i_val = MS(vap->iv_bss->ni_htparam,
1027 IEEE80211_HTCAP_MPDUDENSITY);
1028 else
1029 ireq->i_val = vap->iv_ampdu_density;
1030 break;
1031 case IEEE80211_IOC_AMSDU:
1032 ireq->i_val = 0;
1033 if (vap->iv_flags_ht & IEEE80211_FHT_AMSDU_TX)
1034 ireq->i_val |= 1;
1035 if (vap->iv_flags_ht & IEEE80211_FHT_AMSDU_RX)
1036 ireq->i_val |= 2;
1037 break;
1038 case IEEE80211_IOC_AMSDU_LIMIT:
1039 ireq->i_val = vap->iv_amsdu_limit; /* XXX truncation? */
1040 break;
1041 case IEEE80211_IOC_PUREN:
1042 ireq->i_val = (vap->iv_flags_ht & IEEE80211_FHT_PUREN) != 0;
1043 break;
1044 case IEEE80211_IOC_DOTH:
1045 ireq->i_val = (vap->iv_flags & IEEE80211_F_DOTH) != 0;
1046 break;
1047 case IEEE80211_IOC_REGDOMAIN:
1048 error = ieee80211_ioctl_getregdomain(vap, ireq);
1049 break;
1050 case IEEE80211_IOC_ROAM:
1051 error = ieee80211_ioctl_getroam(vap, ireq);
1052 break;
1053 case IEEE80211_IOC_TXPARAMS:
1054 error = ieee80211_ioctl_gettxparams(vap, ireq);
1055 break;
1056 case IEEE80211_IOC_HTCOMPAT:
1057 ireq->i_val = (vap->iv_flags_ht & IEEE80211_FHT_HTCOMPAT) != 0;
1058 break;
1059 case IEEE80211_IOC_DWDS:
1060 ireq->i_val = (vap->iv_flags & IEEE80211_F_DWDS) != 0;
1061 break;
1062 case IEEE80211_IOC_INACTIVITY:
1063 ireq->i_val = (vap->iv_flags_ext & IEEE80211_FEXT_INACT) != 0;
1064 break;
1065 case IEEE80211_IOC_APPIE:
1066 error = ieee80211_ioctl_getappie(vap, ireq);
1067 break;
1068 case IEEE80211_IOC_WPS:
1069 ireq->i_val = (vap->iv_flags_ext & IEEE80211_FEXT_WPS) != 0;
1070 break;
1071 case IEEE80211_IOC_TSN:
1072 ireq->i_val = (vap->iv_flags_ext & IEEE80211_FEXT_TSN) != 0;
1073 break;
1074 case IEEE80211_IOC_DFS:
1075 ireq->i_val = (vap->iv_flags_ext & IEEE80211_FEXT_DFS) != 0;
1076 break;
1077 case IEEE80211_IOC_DOTD:
1078 ireq->i_val = (vap->iv_flags_ext & IEEE80211_FEXT_DOTD) != 0;
1079 break;
1080 case IEEE80211_IOC_DEVCAPS:
1081 error = ieee80211_ioctl_getdevcaps(ic, ireq);
1082 break;
1083 case IEEE80211_IOC_HTPROTMODE:
1084 ireq->i_val = ic->ic_htprotmode;
1085 break;
1086 case IEEE80211_IOC_HTCONF:
1087 if (vap->iv_flags_ht & IEEE80211_FHT_HT) {
1088 ireq->i_val = 1;
1089 if (vap->iv_flags_ht & IEEE80211_FHT_USEHT40)
1090 ireq->i_val |= 2;
1091 } else
1092 ireq->i_val = 0;
1093 break;
1094 case IEEE80211_IOC_STA_VLAN:
1095 error = ieee80211_ioctl_getstavlan(vap, ireq);
1096 break;
1097 case IEEE80211_IOC_SMPS:
1098 if (vap->iv_opmode == IEEE80211_M_STA &&
1099 vap->iv_state == IEEE80211_S_RUN) {
1100 if (vap->iv_bss->ni_flags & IEEE80211_NODE_MIMO_RTS)
1101 ireq->i_val = IEEE80211_HTCAP_SMPS_DYNAMIC;
1102 else if (vap->iv_bss->ni_flags & IEEE80211_NODE_MIMO_PS)
1103 ireq->i_val = IEEE80211_HTCAP_SMPS_ENA;
1104 else
1105 ireq->i_val = IEEE80211_HTCAP_SMPS_OFF;
1106 } else
1107 ireq->i_val = vap->iv_htcaps & IEEE80211_HTCAP_SMPS;
1108 break;
1109 case IEEE80211_IOC_RIFS:
1110 if (vap->iv_opmode == IEEE80211_M_STA &&
1111 vap->iv_state == IEEE80211_S_RUN)
1112 ireq->i_val =
1113 (vap->iv_bss->ni_flags & IEEE80211_NODE_RIFS) != 0;
1114 else
1115 ireq->i_val =
1116 (vap->iv_flags_ht & IEEE80211_FHT_RIFS) != 0;
1117 break;
1118 default:
1119 error = ieee80211_ioctl_getdefault(vap, ireq);
1120 break;
1121 }
1122 return error;
1123 #undef MS
1124 }
1125
1126 static __noinline int
1127 ieee80211_ioctl_setkey(struct ieee80211vap *vap, struct ieee80211req *ireq)
1128 {
1129 struct ieee80211req_key ik;
1130 struct ieee80211_node *ni;
1131 struct ieee80211_key *wk;
1132 uint16_t kid;
1133 int error, i;
1134
1135 if (ireq->i_len != sizeof(ik))
1136 return EINVAL;
1137 error = copyin(ireq->i_data, &ik, sizeof(ik));
1138 if (error)
1139 return error;
1140 /* NB: cipher support is verified by ieee80211_crypt_newkey */
1141 /* NB: this also checks ik->ik_keylen > sizeof(wk->wk_key) */
1142 if (ik.ik_keylen > sizeof(ik.ik_keydata))
1143 return E2BIG;
1144 kid = ik.ik_keyix;
1145 if (kid == IEEE80211_KEYIX_NONE) {
1146 /* XXX unicast keys currently must be tx/rx */
1147 if (ik.ik_flags != (IEEE80211_KEY_XMIT | IEEE80211_KEY_RECV))
1148 return EINVAL;
1149 if (vap->iv_opmode == IEEE80211_M_STA) {
1150 ni = ieee80211_ref_node(vap->iv_bss);
1151 if (!IEEE80211_ADDR_EQ(ik.ik_macaddr, ni->ni_bssid)) {
1152 ieee80211_free_node(ni);
1153 return EADDRNOTAVAIL;
1154 }
1155 } else {
1156 ni = ieee80211_find_vap_node(&vap->iv_ic->ic_sta, vap,
1157 ik.ik_macaddr);
1158 if (ni == NULL)
1159 return ENOENT;
1160 }
1161 wk = &ni->ni_ucastkey;
1162 } else {
1163 if (kid >= IEEE80211_WEP_NKID)
1164 return EINVAL;
1165 wk = &vap->iv_nw_keys[kid];
1166 /*
1167 * Global slots start off w/o any assigned key index.
1168 * Force one here for consistency with IEEE80211_IOC_WEPKEY.
1169 */
1170 if (wk->wk_keyix == IEEE80211_KEYIX_NONE)
1171 wk->wk_keyix = kid;
1172 ni = NULL;
1173 }
1174 error = 0;
1175 ieee80211_key_update_begin(vap);
1176 if (ieee80211_crypto_newkey(vap, ik.ik_type, ik.ik_flags, wk)) {
1177 wk->wk_keylen = ik.ik_keylen;
1178 /* NB: MIC presence is implied by cipher type */
1179 if (wk->wk_keylen > IEEE80211_KEYBUF_SIZE)
1180 wk->wk_keylen = IEEE80211_KEYBUF_SIZE;
1181 for (i = 0; i < IEEE80211_TID_SIZE; i++)
1182 wk->wk_keyrsc[i] = ik.ik_keyrsc;
1183 wk->wk_keytsc = 0; /* new key, reset */
1184 memset(wk->wk_key, 0, sizeof(wk->wk_key));
1185 memcpy(wk->wk_key, ik.ik_keydata, ik.ik_keylen);
1186 IEEE80211_ADDR_COPY(wk->wk_macaddr,
1187 ni != NULL ? ni->ni_macaddr : ik.ik_macaddr);
1188 if (!ieee80211_crypto_setkey(vap, wk))
1189 error = EIO;
1190 else if ((ik.ik_flags & IEEE80211_KEY_DEFAULT))
1191 vap->iv_def_txkey = kid;
1192 } else
1193 error = ENXIO;
1194 ieee80211_key_update_end(vap);
1195 if (ni != NULL)
1196 ieee80211_free_node(ni);
1197 return error;
1198 }
1199
1200 static __noinline int
1201 ieee80211_ioctl_delkey(struct ieee80211vap *vap, struct ieee80211req *ireq)
1202 {
1203 struct ieee80211req_del_key dk;
1204 int kid, error;
1205
1206 if (ireq->i_len != sizeof(dk))
1207 return EINVAL;
1208 error = copyin(ireq->i_data, &dk, sizeof(dk));
1209 if (error)
1210 return error;
1211 kid = dk.idk_keyix;
1212 /* XXX uint8_t -> uint16_t */
1213 if (dk.idk_keyix == (uint8_t) IEEE80211_KEYIX_NONE) {
1214 struct ieee80211_node *ni;
1215
1216 if (vap->iv_opmode == IEEE80211_M_STA) {
1217 ni = ieee80211_ref_node(vap->iv_bss);
1218 if (!IEEE80211_ADDR_EQ(dk.idk_macaddr, ni->ni_bssid)) {
1219 ieee80211_free_node(ni);
1220 return EADDRNOTAVAIL;
1221 }
1222 } else {
1223 ni = ieee80211_find_vap_node(&vap->iv_ic->ic_sta, vap,
1224 dk.idk_macaddr);
1225 if (ni == NULL)
1226 return ENOENT;
1227 }
1228 /* XXX error return */
1229 ieee80211_node_delucastkey(ni);
1230 ieee80211_free_node(ni);
1231 } else {
1232 if (kid >= IEEE80211_WEP_NKID)
1233 return EINVAL;
1234 /* XXX error return */
1235 ieee80211_crypto_delkey(vap, &vap->iv_nw_keys[kid]);
1236 }
1237 return 0;
1238 }
1239
1240 struct mlmeop {
1241 struct ieee80211vap *vap;
1242 int op;
1243 int reason;
1244 };
1245
1246 static void
1247 mlmedebug(struct ieee80211vap *vap, const uint8_t mac[IEEE80211_ADDR_LEN],
1248 int op, int reason)
1249 {
1250 #ifdef IEEE80211_DEBUG
1251 static const struct {
1252 int mask;
1253 const char *opstr;
1254 } ops[] = {
1255 { 0, "op#0" },
1256 { IEEE80211_MSG_IOCTL | IEEE80211_MSG_STATE |
1257 IEEE80211_MSG_ASSOC, "assoc" },
1258 { IEEE80211_MSG_IOCTL | IEEE80211_MSG_STATE |
1259 IEEE80211_MSG_ASSOC, "disassoc" },
1260 { IEEE80211_MSG_IOCTL | IEEE80211_MSG_STATE |
1261 IEEE80211_MSG_AUTH, "deauth" },
1262 { IEEE80211_MSG_IOCTL | IEEE80211_MSG_STATE |
1263 IEEE80211_MSG_AUTH, "authorize" },
1264 { IEEE80211_MSG_IOCTL | IEEE80211_MSG_STATE |
1265 IEEE80211_MSG_AUTH, "unauthorize" },
1266 };
1267
1268 if (op == IEEE80211_MLME_AUTH) {
1269 IEEE80211_NOTE_MAC(vap, IEEE80211_MSG_IOCTL |
1270 IEEE80211_MSG_STATE | IEEE80211_MSG_AUTH, mac,
1271 "station authenticate %s via MLME (reason %d)",
1272 reason == IEEE80211_STATUS_SUCCESS ? "ACCEPT" : "REJECT",
1273 reason);
1274 } else if (!(IEEE80211_MLME_ASSOC <= op && op <= IEEE80211_MLME_AUTH)) {
1275 IEEE80211_NOTE_MAC(vap, IEEE80211_MSG_ANY, mac,
1276 "unknown MLME request %d (reason %d)", op, reason);
1277 } else if (reason == IEEE80211_STATUS_SUCCESS) {
1278 IEEE80211_NOTE_MAC(vap, ops[op].mask, mac,
1279 "station %s via MLME", ops[op].opstr);
1280 } else {
1281 IEEE80211_NOTE_MAC(vap, ops[op].mask, mac,
1282 "station %s via MLME (reason %d)", ops[op].opstr, reason);
1283 }
1284 #endif /* IEEE80211_DEBUG */
1285 }
1286
1287 static void
1288 domlme(void *arg, struct ieee80211_node *ni)
1289 {
1290 struct mlmeop *mop = arg;
1291 struct ieee80211vap *vap = ni->ni_vap;
1292
1293 if (vap != mop->vap)
1294 return;
1295 /*
1296 * NB: if ni_associd is zero then the node is already cleaned
1297 * up and we don't need to do this (we're safely holding a
1298 * reference but should otherwise not modify it's state).
1299 */
1300 if (ni->ni_associd == 0)
1301 return;
1302 mlmedebug(vap, ni->ni_macaddr, mop->op, mop->reason);
1303 if (mop->op == IEEE80211_MLME_DEAUTH) {
1304 IEEE80211_SEND_MGMT(ni, IEEE80211_FC0_SUBTYPE_DEAUTH,
1305 mop->reason);
1306 } else {
1307 IEEE80211_SEND_MGMT(ni, IEEE80211_FC0_SUBTYPE_DISASSOC,
1308 mop->reason);
1309 }
1310 ieee80211_node_leave(ni);
1311 }
1312
1313 static int
1314 setmlme_dropsta(struct ieee80211vap *vap,
1315 const uint8_t mac[IEEE80211_ADDR_LEN], struct mlmeop *mlmeop)
1316 {
1317 struct ieee80211com *ic = vap->iv_ic;
1318 struct ieee80211_node_table *nt = &ic->ic_sta;
1319 struct ieee80211_node *ni;
1320 int error = 0;
1321
1322 /* NB: the broadcast address means do 'em all */
1323 if (!IEEE80211_ADDR_EQ(mac, ic->ic_ifp->if_broadcastaddr)) {
1324 IEEE80211_NODE_LOCK(nt);
1325 ni = ieee80211_find_node_locked(nt, mac);
1326 if (ni != NULL) {
1327 domlme(mlmeop, ni);
1328 ieee80211_free_node(ni);
1329 } else
1330 error = ENOENT;
1331 IEEE80211_NODE_UNLOCK(nt);
1332 } else {
1333 ieee80211_iterate_nodes(nt, domlme, mlmeop);
1334 }
1335 return error;
1336 }
1337
1338 static __noinline int
1339 setmlme_common(struct ieee80211vap *vap, int op,
1340 const uint8_t mac[IEEE80211_ADDR_LEN], int reason)
1341 {
1342 struct ieee80211com *ic = vap->iv_ic;
1343 struct ieee80211_node_table *nt = &ic->ic_sta;
1344 struct ieee80211_node *ni;
1345 struct mlmeop mlmeop;
1346 int error;
1347
1348 error = 0;
1349 switch (op) {
1350 case IEEE80211_MLME_DISASSOC:
1351 case IEEE80211_MLME_DEAUTH:
1352 switch (vap->iv_opmode) {
1353 case IEEE80211_M_STA:
1354 mlmedebug(vap, vap->iv_bss->ni_macaddr, op, reason);
1355 /* XXX not quite right */
1356 ieee80211_new_state(vap, IEEE80211_S_INIT, reason);
1357 break;
1358 case IEEE80211_M_HOSTAP:
1359 mlmeop.vap = vap;
1360 mlmeop.op = op;
1361 mlmeop.reason = reason;
1362 error = setmlme_dropsta(vap, mac, &mlmeop);
1363 break;
1364 case IEEE80211_M_WDS:
1365 /* XXX user app should send raw frame? */
1366 if (op != IEEE80211_MLME_DEAUTH) {
1367 error = EINVAL;
1368 break;
1369 }
1370 #if 0
1371 /* XXX accept any address, simplifies user code */
1372 if (!IEEE80211_ADDR_EQ(mac, vap->iv_bss->ni_macaddr)) {
1373 error = EINVAL;
1374 break;
1375 }
1376 #endif
1377 mlmedebug(vap, vap->iv_bss->ni_macaddr, op, reason);
1378 ni = ieee80211_ref_node(vap->iv_bss);
1379 IEEE80211_SEND_MGMT(ni,
1380 IEEE80211_FC0_SUBTYPE_DEAUTH, reason);
1381 ieee80211_free_node(ni);
1382 break;
1383 default:
1384 error = EINVAL;
1385 break;
1386 }
1387 break;
1388 case IEEE80211_MLME_AUTHORIZE:
1389 case IEEE80211_MLME_UNAUTHORIZE:
1390 if (vap->iv_opmode != IEEE80211_M_HOSTAP &&
1391 vap->iv_opmode != IEEE80211_M_WDS) {
1392 error = EINVAL;
1393 break;
1394 }
1395 IEEE80211_NODE_LOCK(nt);
1396 ni = ieee80211_find_vap_node_locked(nt, vap, mac);
1397 if (ni != NULL) {
1398 mlmedebug(vap, mac, op, reason);
1399 if (op == IEEE80211_MLME_AUTHORIZE)
1400 ieee80211_node_authorize(ni);
1401 else
1402 ieee80211_node_unauthorize(ni);
1403 ieee80211_free_node(ni);
1404 } else
1405 error = ENOENT;
1406 IEEE80211_NODE_UNLOCK(nt);
1407 break;
1408 case IEEE80211_MLME_AUTH:
1409 if (vap->iv_opmode != IEEE80211_M_HOSTAP) {
1410 error = EINVAL;
1411 break;
1412 }
1413 IEEE80211_NODE_LOCK(nt);
1414 ni = ieee80211_find_vap_node_locked(nt, vap, mac);
1415 if (ni != NULL) {
1416 mlmedebug(vap, mac, op, reason);
1417 if (reason == IEEE80211_STATUS_SUCCESS) {
1418 IEEE80211_SEND_MGMT(ni,
1419 IEEE80211_FC0_SUBTYPE_AUTH, 2);
1420 /*
1421 * For shared key auth, just continue the
1422 * exchange. Otherwise when 802.1x is not in
1423 * use mark the port authorized at this point
1424 * so traffic can flow.
1425 */
1426 if (ni->ni_authmode != IEEE80211_AUTH_8021X &&
1427 ni->ni_challenge == NULL)
1428 ieee80211_node_authorize(ni);
1429 } else {
1430 vap->iv_stats.is_rx_acl++;
1431 ieee80211_send_error(ni, ni->ni_macaddr,
1432 IEEE80211_FC0_SUBTYPE_AUTH, 2|(reason<<16));
1433 ieee80211_node_leave(ni);
1434 }
1435 ieee80211_free_node(ni);
1436 } else
1437 error = ENOENT;
1438 IEEE80211_NODE_UNLOCK(nt);
1439 break;
1440 default:
1441 error = EINVAL;
1442 break;
1443 }
1444 return error;
1445 }
1446
1447 struct scanlookup {
1448 const uint8_t *mac;
1449 int esslen;
1450 const uint8_t *essid;
1451 const struct ieee80211_scan_entry *se;
1452 };
1453
1454 /*
1455 * Match mac address and any ssid.
1456 */
1457 static void
1458 mlmelookup(void *arg, const struct ieee80211_scan_entry *se)
1459 {
1460 struct scanlookup *look = arg;
1461
1462 if (!IEEE80211_ADDR_EQ(look->mac, se->se_macaddr))
1463 return;
1464 if (look->esslen != 0) {
1465 if (se->se_ssid[1] != look->esslen)
1466 return;
1467 if (memcmp(look->essid, se->se_ssid+2, look->esslen))
1468 return;
1469 }
1470 look->se = se;
1471 }
1472
1473 static __noinline int
1474 setmlme_assoc(struct ieee80211vap *vap, const uint8_t mac[IEEE80211_ADDR_LEN],
1475 int ssid_len, const uint8_t ssid[IEEE80211_NWID_LEN])
1476 {
1477 struct scanlookup lookup;
1478
1479 /* XXX ibss/ahdemo */
1480 if (vap->iv_opmode != IEEE80211_M_STA)
1481 return EINVAL;
1482
1483 /* NB: this is racey if roaming is !manual */
1484 lookup.se = NULL;
1485 lookup.mac = mac;
1486 lookup.esslen = ssid_len;
1487 lookup.essid = ssid;
1488 ieee80211_scan_iterate(vap, mlmelookup, &lookup);
1489 if (lookup.se == NULL)
1490 return ENOENT;
1491 mlmedebug(vap, mac, IEEE80211_MLME_ASSOC, 0);
1492 if (!ieee80211_sta_join(vap, lookup.se->se_chan, lookup.se))
1493 return EIO; /* XXX unique but could be better */
1494 return 0;
1495 }
1496
1497 static __noinline int
1498 ieee80211_ioctl_setmlme(struct ieee80211vap *vap, struct ieee80211req *ireq)
1499 {
1500 struct ieee80211req_mlme mlme;
1501 int error;
1502
1503 if (ireq->i_len != sizeof(mlme))
1504 return EINVAL;
1505 error = copyin(ireq->i_data, &mlme, sizeof(mlme));
1506 if (error)
1507 return error;
1508 if (mlme.im_op == IEEE80211_MLME_ASSOC)
1509 return setmlme_assoc(vap, mlme.im_macaddr,
1510 vap->iv_des_ssid[0].len, vap->iv_des_ssid[0].ssid);
1511 else
1512 return setmlme_common(vap, mlme.im_op,
1513 mlme.im_macaddr, mlme.im_reason);
1514 }
1515
1516 static __noinline int
1517 ieee80211_ioctl_macmac(struct ieee80211vap *vap, struct ieee80211req *ireq)
1518 {
1519 uint8_t mac[IEEE80211_ADDR_LEN];
1520 const struct ieee80211_aclator *acl = vap->iv_acl;
1521 int error;
1522
1523 if (ireq->i_len != sizeof(mac))
1524 return EINVAL;
1525 error = copyin(ireq->i_data, mac, ireq->i_len);
1526 if (error)
1527 return error;
1528 if (acl == NULL) {
1529 acl = ieee80211_aclator_get("mac");
1530 if (acl == NULL || !acl->iac_attach(vap))
1531 return EINVAL;
1532 vap->iv_acl = acl;
1533 }
1534 if (ireq->i_type == IEEE80211_IOC_ADDMAC)
1535 acl->iac_add(vap, mac);
1536 else
1537 acl->iac_remove(vap, mac);
1538 return 0;
1539 }
1540
1541 static __noinline int
1542 ieee80211_ioctl_setmaccmd(struct ieee80211vap *vap, struct ieee80211req *ireq)
1543 {
1544 const struct ieee80211_aclator *acl = vap->iv_acl;
1545
1546 switch (ireq->i_val) {
1547 case IEEE80211_MACCMD_POLICY_OPEN:
1548 case IEEE80211_MACCMD_POLICY_ALLOW:
1549 case IEEE80211_MACCMD_POLICY_DENY:
1550 case IEEE80211_MACCMD_POLICY_RADIUS:
1551 if (acl == NULL) {
1552 acl = ieee80211_aclator_get("mac");
1553 if (acl == NULL || !acl->iac_attach(vap))
1554 return EINVAL;
1555 vap->iv_acl = acl;
1556 }
1557 acl->iac_setpolicy(vap, ireq->i_val);
1558 break;
1559 case IEEE80211_MACCMD_FLUSH:
1560 if (acl != NULL)
1561 acl->iac_flush(vap);
1562 /* NB: silently ignore when not in use */
1563 break;
1564 case IEEE80211_MACCMD_DETACH:
1565 if (acl != NULL) {
1566 vap->iv_acl = NULL;
1567 acl->iac_detach(vap);
1568 }
1569 break;
1570 default:
1571 if (acl == NULL)
1572 return EINVAL;
1573 else
1574 return acl->iac_setioctl(vap, ireq);
1575 }
1576 return 0;
1577 }
1578
1579 static __noinline int
1580 ieee80211_ioctl_setchanlist(struct ieee80211vap *vap, struct ieee80211req *ireq)
1581 {
1582 struct ieee80211com *ic = vap->iv_ic;
1583 uint8_t *chanlist, *list;
1584 int i, nchan, maxchan, error;
1585
1586 if (ireq->i_len > sizeof(ic->ic_chan_active))
1587 ireq->i_len = sizeof(ic->ic_chan_active);
1588 list = malloc(ireq->i_len + IEEE80211_CHAN_BYTES, M_TEMP,
1589 M_NOWAIT | M_ZERO);
1590 if (list == NULL)
1591 return ENOMEM;
1592 error = copyin(ireq->i_data, list, ireq->i_len);
1593 if (error) {
1594 free(list, M_TEMP);
1595 return error;
1596 }
1597 nchan = 0;
1598 chanlist = list + ireq->i_len; /* NB: zero'd already */
1599 maxchan = ireq->i_len * NBBY;
1600 for (i = 0; i < ic->ic_nchans; i++) {
1601 const struct ieee80211_channel *c = &ic->ic_channels[i];
1602 /*
1603 * Calculate the intersection of the user list and the
1604 * available channels so users can do things like specify
1605 * 1-255 to get all available channels.
1606 */
1607 if (c->ic_ieee < maxchan && isset(list, c->ic_ieee)) {
1608 setbit(chanlist, c->ic_ieee);
1609 nchan++;
1610 }
1611 }
1612 if (nchan == 0) {
1613 free(list, M_TEMP);
1614 return EINVAL;
1615 }
1616 if (ic->ic_bsschan != IEEE80211_CHAN_ANYC && /* XXX */
1617 isclr(chanlist, ic->ic_bsschan->ic_ieee))
1618 ic->ic_bsschan = IEEE80211_CHAN_ANYC;
1619 memcpy(ic->ic_chan_active, chanlist, IEEE80211_CHAN_BYTES);
1620 ieee80211_scan_flush(vap);
1621 free(list, M_TEMP);
1622 return ENETRESET;
1623 }
1624
1625 static __noinline int
1626 ieee80211_ioctl_setstastats(struct ieee80211vap *vap, struct ieee80211req *ireq)
1627 {
1628 struct ieee80211_node *ni;
1629 uint8_t macaddr[IEEE80211_ADDR_LEN];
1630 int error;
1631
1632 /*
1633 * NB: we could copyin ieee80211req_sta_stats so apps
1634 * could make selective changes but that's overkill;
1635 * just clear all stats for now.
1636 */
1637 if (ireq->i_len < IEEE80211_ADDR_LEN)
1638 return EINVAL;
1639 error = copyin(ireq->i_data, macaddr, IEEE80211_ADDR_LEN);
1640 if (error != 0)
1641 return error;
1642 ni = ieee80211_find_vap_node(&vap->iv_ic->ic_sta, vap, macaddr);
1643 if (ni == NULL)
1644 return ENOENT;
1645 /* XXX require ni_vap == vap? */
1646 memset(&ni->ni_stats, 0, sizeof(ni->ni_stats));
1647 ieee80211_free_node(ni);
1648 return 0;
1649 }
1650
1651 static __noinline int
1652 ieee80211_ioctl_setstatxpow(struct ieee80211vap *vap, struct ieee80211req *ireq)
1653 {
1654 struct ieee80211_node *ni;
1655 struct ieee80211req_sta_txpow txpow;
1656 int error;
1657
1658 if (ireq->i_len != sizeof(txpow))
1659 return EINVAL;
1660 error = copyin(ireq->i_data, &txpow, sizeof(txpow));
1661 if (error != 0)
1662 return error;
1663 ni = ieee80211_find_vap_node(&vap->iv_ic->ic_sta, vap, txpow.it_macaddr);
1664 if (ni == NULL)
1665 return ENOENT;
1666 ni->ni_txpower = txpow.it_txpow;
1667 ieee80211_free_node(ni);
1668 return error;
1669 }
1670
1671 static __noinline int
1672 ieee80211_ioctl_setwmeparam(struct ieee80211vap *vap, struct ieee80211req *ireq)
1673 {
1674 struct ieee80211com *ic = vap->iv_ic;
1675 struct ieee80211_wme_state *wme = &ic->ic_wme;
1676 struct wmeParams *wmep, *chanp;
1677 int isbss, ac;
1678
1679 if ((ic->ic_caps & IEEE80211_C_WME) == 0)
1680 return EOPNOTSUPP;
1681
1682 isbss = (ireq->i_len & IEEE80211_WMEPARAM_BSS);
1683 ac = (ireq->i_len & IEEE80211_WMEPARAM_VAL);
1684 if (ac >= WME_NUM_AC)
1685 ac = WME_AC_BE;
1686 if (isbss) {
1687 chanp = &wme->wme_bssChanParams.cap_wmeParams[ac];
1688 wmep = &wme->wme_wmeBssChanParams.cap_wmeParams[ac];
1689 } else {
1690 chanp = &wme->wme_chanParams.cap_wmeParams[ac];
1691 wmep = &wme->wme_wmeChanParams.cap_wmeParams[ac];
1692 }
1693 switch (ireq->i_type) {
1694 case IEEE80211_IOC_WME_CWMIN: /* WME: CWmin */
1695 if (isbss) {
1696 wmep->wmep_logcwmin = ireq->i_val;
1697 if ((wme->wme_flags & WME_F_AGGRMODE) == 0)
1698 chanp->wmep_logcwmin = ireq->i_val;
1699 } else {
1700 wmep->wmep_logcwmin = chanp->wmep_logcwmin =
1701 ireq->i_val;
1702 }
1703 break;
1704 case IEEE80211_IOC_WME_CWMAX: /* WME: CWmax */
1705 if (isbss) {
1706 wmep->wmep_logcwmax = ireq->i_val;
1707 if ((wme->wme_flags & WME_F_AGGRMODE) == 0)
1708 chanp->wmep_logcwmax = ireq->i_val;
1709 } else {
1710 wmep->wmep_logcwmax = chanp->wmep_logcwmax =
1711 ireq->i_val;
1712 }
1713 break;
1714 case IEEE80211_IOC_WME_AIFS: /* WME: AIFS */
1715 if (isbss) {
1716 wmep->wmep_aifsn = ireq->i_val;
1717 if ((wme->wme_flags & WME_F_AGGRMODE) == 0)
1718 chanp->wmep_aifsn = ireq->i_val;
1719 } else {
1720 wmep->wmep_aifsn = chanp->wmep_aifsn = ireq->i_val;
1721 }
1722 break;
1723 case IEEE80211_IOC_WME_TXOPLIMIT: /* WME: txops limit */
1724 if (isbss) {
1725 wmep->wmep_txopLimit = ireq->i_val;
1726 if ((wme->wme_flags & WME_F_AGGRMODE) == 0)
1727 chanp->wmep_txopLimit = ireq->i_val;
1728 } else {
1729 wmep->wmep_txopLimit = chanp->wmep_txopLimit =
1730 ireq->i_val;
1731 }
1732 break;
1733 case IEEE80211_IOC_WME_ACM: /* WME: ACM (bss only) */
1734 wmep->wmep_acm = ireq->i_val;
1735 if ((wme->wme_flags & WME_F_AGGRMODE) == 0)
1736 chanp->wmep_acm = ireq->i_val;
1737 break;
1738 case IEEE80211_IOC_WME_ACKPOLICY: /* WME: ACK policy (!bss only)*/
1739 wmep->wmep_noackPolicy = chanp->wmep_noackPolicy =
1740 (ireq->i_val) == 0;
1741 break;
1742 }
1743 ieee80211_wme_updateparams(vap);
1744 return 0;
1745 }
1746
1747 static int
1748 find11gchannel(struct ieee80211com *ic, int start, int freq)
1749 {
1750 const struct ieee80211_channel *c;
1751 int i;
1752
1753 for (i = start+1; i < ic->ic_nchans; i++) {
1754 c = &ic->ic_channels[i];
1755 if (c->ic_freq == freq && IEEE80211_IS_CHAN_ANYG(c))
1756 return 1;
1757 }
1758 /* NB: should not be needed but in case things are mis-sorted */
1759 for (i = 0; i < start; i++) {
1760 c = &ic->ic_channels[i];
1761 if (c->ic_freq == freq && IEEE80211_IS_CHAN_ANYG(c))
1762 return 1;
1763 }
1764 return 0;
1765 }
1766
1767 static struct ieee80211_channel *
1768 findchannel(struct ieee80211com *ic, int ieee, int mode)
1769 {
1770 static const u_int chanflags[IEEE80211_MODE_MAX] = {
1771 [IEEE80211_MODE_AUTO] = 0,
1772 [IEEE80211_MODE_11A] = IEEE80211_CHAN_A,
1773 [IEEE80211_MODE_11B] = IEEE80211_CHAN_B,
1774 [IEEE80211_MODE_11G] = IEEE80211_CHAN_G,
1775 [IEEE80211_MODE_FH] = IEEE80211_CHAN_FHSS,
1776 [IEEE80211_MODE_TURBO_A] = IEEE80211_CHAN_108A,
1777 [IEEE80211_MODE_TURBO_G] = IEEE80211_CHAN_108G,
1778 [IEEE80211_MODE_STURBO_A] = IEEE80211_CHAN_STURBO,
1779 [IEEE80211_MODE_HALF] = IEEE80211_CHAN_HALF,
1780 [IEEE80211_MODE_QUARTER] = IEEE80211_CHAN_QUARTER,
1781 /* NB: handled specially below */
1782 [IEEE80211_MODE_11NA] = IEEE80211_CHAN_A,
1783 [IEEE80211_MODE_11NG] = IEEE80211_CHAN_G,
1784 };
1785 u_int modeflags;
1786 int i;
1787
1788 modeflags = chanflags[mode];
1789 for (i = 0; i < ic->ic_nchans; i++) {
1790 struct ieee80211_channel *c = &ic->ic_channels[i];
1791
1792 if (c->ic_ieee != ieee)
1793 continue;
1794 if (mode == IEEE80211_MODE_AUTO) {
1795 /* ignore turbo channels for autoselect */
1796 if (IEEE80211_IS_CHAN_TURBO(c))
1797 continue;
1798 /*
1799 * XXX special-case 11b/g channels so we
1800 * always select the g channel if both
1801 * are present.
1802 * XXX prefer HT to non-HT?
1803 */
1804 if (!IEEE80211_IS_CHAN_B(c) ||
1805 !find11gchannel(ic, i, c->ic_freq))
1806 return c;
1807 } else {
1808 /* must check HT specially */
1809 if ((mode == IEEE80211_MODE_11NA ||
1810 mode == IEEE80211_MODE_11NG) &&
1811 !IEEE80211_IS_CHAN_HT(c))
1812 continue;
1813 if ((c->ic_flags & modeflags) == modeflags)
1814 return c;
1815 }
1816 }
1817 return NULL;
1818 }
1819
1820 /*
1821 * Check the specified against any desired mode (aka netband).
1822 * This is only used (presently) when operating in hostap mode
1823 * to enforce consistency.
1824 */
1825 static int
1826 check_mode_consistency(const struct ieee80211_channel *c, int mode)
1827 {
1828 KASSERT(c != IEEE80211_CHAN_ANYC, ("oops, no channel"));
1829
1830 switch (mode) {
1831 case IEEE80211_MODE_11B:
1832 return (IEEE80211_IS_CHAN_B(c));
1833 case IEEE80211_MODE_11G:
1834 return (IEEE80211_IS_CHAN_ANYG(c) && !IEEE80211_IS_CHAN_HT(c));
1835 case IEEE80211_MODE_11A:
1836 return (IEEE80211_IS_CHAN_A(c) && !IEEE80211_IS_CHAN_HT(c));
1837 case IEEE80211_MODE_STURBO_A:
1838 return (IEEE80211_IS_CHAN_STURBO(c));
1839 case IEEE80211_MODE_11NA:
1840 return (IEEE80211_IS_CHAN_HTA(c));
1841 case IEEE80211_MODE_11NG:
1842 return (IEEE80211_IS_CHAN_HTG(c));
1843 }
1844 return 1;
1845
1846 }
1847
1848 /*
1849 * Common code to set the current channel. If the device
1850 * is up and running this may result in an immediate channel
1851 * change or a kick of the state machine.
1852 */
1853 static int
1854 setcurchan(struct ieee80211vap *vap, struct ieee80211_channel *c)
1855 {
1856 struct ieee80211com *ic = vap->iv_ic;
1857 int error;
1858
1859 if (c != IEEE80211_CHAN_ANYC) {
1860 if (IEEE80211_IS_CHAN_RADAR(c))
1861 return EBUSY; /* XXX better code? */
1862 if (vap->iv_opmode == IEEE80211_M_HOSTAP) {
1863 if (IEEE80211_IS_CHAN_NOHOSTAP(c))
1864 return EINVAL;
1865 if (!check_mode_consistency(c, vap->iv_des_mode))
1866 return EINVAL;
1867 } else if (vap->iv_opmode == IEEE80211_M_IBSS) {
1868 if (IEEE80211_IS_CHAN_NOADHOC(c))
1869 return EINVAL;
1870 }
1871 if (vap->iv_state == IEEE80211_S_RUN &&
1872 vap->iv_bss->ni_chan == c)
1873 return 0; /* NB: nothing to do */
1874 }
1875 vap->iv_des_chan = c;
1876
1877 error = 0;
1878 if (vap->iv_opmode == IEEE80211_M_MONITOR &&
1879 vap->iv_des_chan != IEEE80211_CHAN_ANYC) {
1880 /*
1881 * Monitor mode can switch directly.
1882 */
1883 if (IFNET_IS_UP_RUNNING(vap->iv_ifp)) {
1884 /* XXX need state machine for other vap's to follow */
1885 ieee80211_setcurchan(ic, vap->iv_des_chan);
1886 vap->iv_bss->ni_chan = ic->ic_curchan;
1887 } else
1888 ic->ic_curchan = vap->iv_des_chan;
1889 ic->ic_rt = ieee80211_get_ratetable(ic->ic_curchan);
1890 } else {
1891 /*
1892 * Need to go through the state machine in case we
1893 * need to reassociate or the like. The state machine
1894 * will pickup the desired channel and avoid scanning.
1895 */
1896 if (IS_UP_AUTO(vap))
1897 ieee80211_new_state(vap, IEEE80211_S_SCAN, 0);
1898 else if (vap->iv_des_chan != IEEE80211_CHAN_ANYC) {
1899 /*
1900 * When not up+running and a real channel has
1901 * been specified fix the current channel so
1902 * there is immediate feedback; e.g. via ifconfig.
1903 */
1904 ic->ic_curchan = vap->iv_des_chan;
1905 ic->ic_rt = ieee80211_get_ratetable(ic->ic_curchan);
1906 }
1907 }
1908 return error;
1909 }
1910
1911 /*
1912 * Old api for setting the current channel; this is
1913 * deprecated because channel numbers are ambiguous.
1914 */
1915 static __noinline int
1916 ieee80211_ioctl_setchannel(struct ieee80211vap *vap,
1917 const struct ieee80211req *ireq)
1918 {
1919 struct ieee80211com *ic = vap->iv_ic;
1920 struct ieee80211_channel *c;
1921
1922 /* XXX 0xffff overflows 16-bit signed */
1923 if (ireq->i_val == 0 ||
1924 ireq->i_val == (int16_t) IEEE80211_CHAN_ANY) {
1925 c = IEEE80211_CHAN_ANYC;
1926 } else {
1927 struct ieee80211_channel *c2;
1928
1929 c = findchannel(ic, ireq->i_val, vap->iv_des_mode);
1930 if (c == NULL) {
1931 c = findchannel(ic, ireq->i_val,
1932 IEEE80211_MODE_AUTO);
1933 if (c == NULL)
1934 return EINVAL;
1935 }
1936 /*
1937 * Fine tune channel selection based on desired mode:
1938 * if 11b is requested, find the 11b version of any
1939 * 11g channel returned,
1940 * if static turbo, find the turbo version of any
1941 * 11a channel return,
1942 * if 11na is requested, find the ht version of any
1943 * 11a channel returned,
1944 * if 11ng is requested, find the ht version of any
1945 * 11g channel returned,
1946 * otherwise we should be ok with what we've got.
1947 */
1948 switch (vap->iv_des_mode) {
1949 case IEEE80211_MODE_11B:
1950 if (IEEE80211_IS_CHAN_ANYG(c)) {
1951 c2 = findchannel(ic, ireq->i_val,
1952 IEEE80211_MODE_11B);
1953 /* NB: should not happen, =>'s 11g w/o 11b */
1954 if (c2 != NULL)
1955 c = c2;
1956 }
1957 break;
1958 case IEEE80211_MODE_TURBO_A:
1959 if (IEEE80211_IS_CHAN_A(c)) {
1960 c2 = findchannel(ic, ireq->i_val,
1961 IEEE80211_MODE_TURBO_A);
1962 if (c2 != NULL)
1963 c = c2;
1964 }
1965 break;
1966 case IEEE80211_MODE_11NA:
1967 if (IEEE80211_IS_CHAN_A(c)) {
1968 c2 = findchannel(ic, ireq->i_val,
1969 IEEE80211_MODE_11NA);
1970 if (c2 != NULL)
1971 c = c2;
1972 }
1973 break;
1974 case IEEE80211_MODE_11NG:
1975 if (IEEE80211_IS_CHAN_ANYG(c)) {
1976 c2 = findchannel(ic, ireq->i_val,
1977 IEEE80211_MODE_11NG);
1978 if (c2 != NULL)
1979 c = c2;
1980 }
1981 break;
1982 default: /* NB: no static turboG */
1983 break;
1984 }
1985 }
1986 return setcurchan(vap, c);
1987 }
1988
1989 /*
1990 * New/current api for setting the current channel; a complete
1991 * channel description is provide so there is no ambiguity in
1992 * identifying the channel.
1993 */
1994 static __noinline int
1995 ieee80211_ioctl_setcurchan(struct ieee80211vap *vap,
1996 const struct ieee80211req *ireq)
1997 {
1998 struct ieee80211com *ic = vap->iv_ic;
1999 struct ieee80211_channel chan, *c;
2000 int error;
2001
2002 if (ireq->i_len != sizeof(chan))
2003 return EINVAL;
2004 error = copyin(ireq->i_data, &chan, sizeof(chan));
2005 if (error != 0)
2006 return error;
2007 /* XXX 0xffff overflows 16-bit signed */
2008 if (chan.ic_freq == 0 || chan.ic_freq == IEEE80211_CHAN_ANY) {
2009 c = IEEE80211_CHAN_ANYC;
2010 } else {
2011 c = ieee80211_find_channel(ic, chan.ic_freq, chan.ic_flags);
2012 if (c == NULL)
2013 return EINVAL;
2014 }
2015 return setcurchan(vap, c);
2016 }
2017
2018 static __noinline int
2019 ieee80211_ioctl_setregdomain(struct ieee80211vap *vap,
2020 const struct ieee80211req *ireq)
2021 {
2022 struct ieee80211_regdomain_req *reg;
2023 int nchans, error;
2024
2025 nchans = 1 + ((ireq->i_len - sizeof(struct ieee80211_regdomain_req)) /
2026 sizeof(struct ieee80211_channel));
2027 if (!(1 <= nchans && nchans <= IEEE80211_CHAN_MAX)) {
2028 IEEE80211_DPRINTF(vap, IEEE80211_MSG_IOCTL,
2029 "%s: bad # chans, i_len %d nchans %d\n", __func__,
2030 ireq->i_len, nchans);
2031 return EINVAL;
2032 }
2033 reg = (struct ieee80211_regdomain_req *)
2034 malloc(IEEE80211_REGDOMAIN_SIZE(nchans), M_TEMP, M_NOWAIT);
2035 if (reg == NULL) {
2036 IEEE80211_DPRINTF(vap, IEEE80211_MSG_IOCTL,
2037 "%s: no memory, nchans %d\n", __func__, nchans);
2038 return ENOMEM;
2039 }
2040 error = copyin(ireq->i_data, reg, IEEE80211_REGDOMAIN_SIZE(nchans));
2041 if (error == 0) {
2042 /* NB: validate inline channel count against storage size */
2043 if (reg->chaninfo.ic_nchans != nchans) {
2044 IEEE80211_DPRINTF(vap, IEEE80211_MSG_IOCTL,
2045 "%s: chan cnt mismatch, %d != %d\n", __func__,
2046 reg->chaninfo.ic_nchans, nchans);
2047 error = EINVAL;
2048 } else
2049 error = ieee80211_setregdomain(vap, reg);
2050 }
2051 free(reg, M_TEMP);
2052
2053 return (error == 0 ? ENETRESET : error);
2054 }
2055
2056 static int
2057 ieee80211_ioctl_setroam(struct ieee80211vap *vap,
2058 const struct ieee80211req *ireq)
2059 {
2060 if (ireq->i_len != sizeof(vap->iv_roamparms))
2061 return EINVAL;
2062 /* XXX validate params */
2063 /* XXX? ENETRESET to push to device? */
2064 return copyin(ireq->i_data, vap->iv_roamparms,
2065 sizeof(vap->iv_roamparms));
2066 }
2067
2068 static int
2069 checkrate(const struct ieee80211_rateset *rs, int rate)
2070 {
2071 int i;
2072
2073 if (rate == IEEE80211_FIXED_RATE_NONE)
2074 return 1;
2075 for (i = 0; i < rs->rs_nrates; i++)
2076 if ((rs->rs_rates[i] & IEEE80211_RATE_VAL) == rate)
2077 return 1;
2078 return 0;
2079 }
2080
2081 static int
2082 checkmcs(int mcs)
2083 {
2084 if (mcs == IEEE80211_FIXED_RATE_NONE)
2085 return 1;
2086 if ((mcs & IEEE80211_RATE_MCS) == 0) /* MCS always have 0x80 set */
2087 return 0;
2088 return (mcs & 0x7f) <= 15; /* XXX could search ht rate set */
2089 }
2090
2091 static __noinline int
2092 ieee80211_ioctl_settxparams(struct ieee80211vap *vap,
2093 const struct ieee80211req *ireq)
2094 {
2095 struct ieee80211com *ic = vap->iv_ic;
2096 struct ieee80211_txparams_req parms; /* XXX stack use? */
2097 struct ieee80211_txparam *src, *dst;
2098 const struct ieee80211_rateset *rs;
2099 int error, mode, changed, is11n, nmodes;
2100
2101 /* NB: accept short requests for backwards compat */
2102 if (ireq->i_len > sizeof(parms))
2103 return EINVAL;
2104 error = copyin(ireq->i_data, &parms, ireq->i_len);
2105 if (error != 0)
2106 return error;
2107 nmodes = ireq->i_len / sizeof(struct ieee80211_txparam);
2108 changed = 0;
2109 /* validate parameters and check if anything changed */
2110 for (mode = IEEE80211_MODE_11A; mode < nmodes; mode++) {
2111 if (isclr(ic->ic_modecaps, mode))
2112 continue;
2113 src = &parms.params[mode];
2114 dst = &vap->iv_txparms[mode];
2115 rs = &ic->ic_sup_rates[mode]; /* NB: 11n maps to legacy */
2116 is11n = (mode == IEEE80211_MODE_11NA ||
2117 mode == IEEE80211_MODE_11NG);
2118 if (src->ucastrate != dst->ucastrate) {
2119 if (!checkrate(rs, src->ucastrate) &&
2120 (!is11n || !checkmcs(src->ucastrate)))
2121 return EINVAL;
2122 changed++;
2123 }
2124 if (src->mcastrate != dst->mcastrate) {
2125 if (!checkrate(rs, src->mcastrate) &&
2126 (!is11n || !checkmcs(src->mcastrate)))
2127 return EINVAL;
2128 changed++;
2129 }
2130 if (src->mgmtrate != dst->mgmtrate) {
2131 if (!checkrate(rs, src->mgmtrate) &&
2132 (!is11n || !checkmcs(src->mgmtrate)))
2133 return EINVAL;
2134 changed++;
2135 }
2136 if (src->maxretry != dst->maxretry) /* NB: no bounds */
2137 changed++;
2138 }
2139 if (changed) {
2140 /*
2141 * Copy new parameters in place and notify the
2142 * driver so it can push state to the device.
2143 */
2144 for (mode = IEEE80211_MODE_11A; mode < nmodes; mode++) {
2145 if (isset(ic->ic_modecaps, mode))
2146 vap->iv_txparms[mode] = parms.params[mode];
2147 }
2148 /* XXX could be more intelligent,
2149 e.g. don't reset if setting not being used */
2150 return ENETRESET;
2151 }
2152 return 0;
2153 }
2154
2155 /*
2156 * Application Information Element support.
2157 */
2158 static int
2159 setappie(struct ieee80211_appie **aie, const struct ieee80211req *ireq)
2160 {
2161 struct ieee80211_appie *app = *aie;
2162 struct ieee80211_appie *napp;
2163 int error;
2164
2165 if (ireq->i_len == 0) { /* delete any existing ie */
2166 if (app != NULL) {
2167 *aie = NULL; /* XXX racey */
2168 free(app, M_80211_NODE_IE);
2169 }
2170 return 0;
2171 }
2172 if (!(2 <= ireq->i_len && ireq->i_len <= IEEE80211_MAX_APPIE))
2173 return EINVAL;
2174 /*
2175 * Allocate a new appie structure and copy in the user data.
2176 * When done swap in the new structure. Note that we do not
2177 * guard against users holding a ref to the old structure;
2178 * this must be handled outside this code.
2179 *
2180 * XXX bad bad bad
2181 */
2182 napp = (struct ieee80211_appie *) malloc(
2183 sizeof(struct ieee80211_appie) + ireq->i_len, M_80211_NODE_IE, M_NOWAIT);
2184 if (napp == NULL)
2185 return ENOMEM;
2186 /* XXX holding ic lock */
2187 error = copyin(ireq->i_data, napp->ie_data, ireq->i_len);
2188 if (error) {
2189 free(napp, M_80211_NODE_IE);
2190 return error;
2191 }
2192 napp->ie_len = ireq->i_len;
2193 *aie = napp;
2194 if (app != NULL)
2195 free(app, M_80211_NODE_IE);
2196 return 0;
2197 }
2198
2199 static void
2200 setwparsnie(struct ieee80211vap *vap, uint8_t *ie, int space)
2201 {
2202 /* validate data is present as best we can */
2203 if (space == 0 || 2+ie[1] > space)
2204 return;
2205 if (ie[0] == IEEE80211_ELEMID_VENDOR)
2206 vap->iv_wpa_ie = ie;
2207 else if (ie[0] == IEEE80211_ELEMID_RSN)
2208 vap->iv_rsn_ie = ie;
2209 }
2210
2211 static __noinline int
2212 ieee80211_ioctl_setappie_locked(struct ieee80211vap *vap,
2213 const struct ieee80211req *ireq, int fc0)
2214 {
2215 int error;
2216
2217 IEEE80211_LOCK_ASSERT(vap->iv_ic);
2218
2219 switch (fc0 & IEEE80211_FC0_SUBTYPE_MASK) {
2220 case IEEE80211_FC0_SUBTYPE_BEACON:
2221 if (vap->iv_opmode != IEEE80211_M_HOSTAP &&
2222 vap->iv_opmode != IEEE80211_M_IBSS) {
2223 error = EINVAL;
2224 break;
2225 }
2226 error = setappie(&vap->iv_appie_beacon, ireq);
2227 if (error == 0)
2228 ieee80211_beacon_notify(vap, IEEE80211_BEACON_APPIE);
2229 break;
2230 case IEEE80211_FC0_SUBTYPE_PROBE_RESP:
2231 error = setappie(&vap->iv_appie_proberesp, ireq);
2232 break;
2233 case IEEE80211_FC0_SUBTYPE_ASSOC_RESP:
2234 if (vap->iv_opmode == IEEE80211_M_HOSTAP)
2235 error = setappie(&vap->iv_appie_assocresp, ireq);
2236 else
2237 error = EINVAL;
2238 break;
2239 case IEEE80211_FC0_SUBTYPE_PROBE_REQ:
2240 error = setappie(&vap->iv_appie_probereq, ireq);
2241 break;
2242 case IEEE80211_FC0_SUBTYPE_ASSOC_REQ:
2243 if (vap->iv_opmode == IEEE80211_M_STA)
2244 error = setappie(&vap->iv_appie_assocreq, ireq);
2245 else
2246 error = EINVAL;
2247 break;
2248 case (IEEE80211_APPIE_WPA & IEEE80211_FC0_SUBTYPE_MASK):
2249 error = setappie(&vap->iv_appie_wpa, ireq);
2250 if (error == 0) {
2251 /*
2252 * Must split single blob of data into separate
2253 * WPA and RSN ie's because they go in different
2254 * locations in the mgt frames.
2255 * XXX use IEEE80211_IOC_WPA2 so user code does split
2256 */
2257 vap->iv_wpa_ie = NULL;
2258 vap->iv_rsn_ie = NULL;
2259 if (vap->iv_appie_wpa != NULL) {
2260 struct ieee80211_appie *appie =
2261 vap->iv_appie_wpa;
2262 uint8_t *data = appie->ie_data;
2263
2264 /* XXX ie length validate is painful, cheat */
2265 setwparsnie(vap, data, appie->ie_len);
2266 setwparsnie(vap, data + 2 + data[1],
2267 appie->ie_len - (2 + data[1]));
2268 }
2269 if (vap->iv_opmode == IEEE80211_M_HOSTAP ||
2270 vap->iv_opmode == IEEE80211_M_IBSS) {
2271 /*
2272 * Must rebuild beacon frame as the update
2273 * mechanism doesn't handle WPA/RSN ie's.
2274 * Could extend it but it doesn't normally
2275 * change; this is just to deal with hostapd
2276 * plumbing the ie after the interface is up.
2277 */
2278 error = ENETRESET;
2279 }
2280 }
2281 break;
2282 default:
2283 error = EINVAL;
2284 break;
2285 }
2286 return error;
2287 }
2288
2289 static __noinline int
2290 ieee80211_ioctl_setappie(struct ieee80211vap *vap,
2291 const struct ieee80211req *ireq)
2292 {
2293 struct ieee80211com *ic = vap->iv_ic;
2294 int error;
2295 uint8_t fc0;
2296
2297 fc0 = ireq->i_val & 0xff;
2298 if ((fc0 & IEEE80211_FC0_TYPE_MASK) != IEEE80211_FC0_TYPE_MGT)
2299 return EINVAL;
2300 /* NB: could check iv_opmode and reject but hardly worth the effort */
2301 IEEE80211_LOCK(ic);
2302 error = ieee80211_ioctl_setappie_locked(vap, ireq, fc0);
2303 IEEE80211_UNLOCK(ic);
2304 return error;
2305 }
2306
2307 static __noinline int
2308 ieee80211_ioctl_chanswitch(struct ieee80211vap *vap, struct ieee80211req *ireq)
2309 {
2310 struct ieee80211com *ic = vap->iv_ic;
2311 struct ieee80211_chanswitch_req csr;
2312 struct ieee80211_channel *c;
2313 int error;
2314
2315 if (ireq->i_len != sizeof(csr))
2316 return EINVAL;
2317 error = copyin(ireq->i_data, &csr, sizeof(csr));
2318 if (error != 0)
2319 return error;
2320 /* XXX adhoc mode not supported */
2321 if (vap->iv_opmode != IEEE80211_M_HOSTAP ||
2322 (vap->iv_flags & IEEE80211_F_DOTH) == 0)
2323 return EOPNOTSUPP;
2324 c = ieee80211_find_channel(ic,
2325 csr.csa_chan.ic_freq, csr.csa_chan.ic_flags);
2326 if (c == NULL)
2327 return ENOENT;
2328 IEEE80211_LOCK(ic);
2329 if ((ic->ic_flags & IEEE80211_F_CSAPENDING) == 0)
2330 ieee80211_csa_startswitch(ic, c, csr.csa_mode, csr.csa_count);
2331 else if (csr.csa_count == 0)
2332 ieee80211_csa_cancelswitch(ic);
2333 else
2334 error = EBUSY;
2335 IEEE80211_UNLOCK(ic);
2336 return error;
2337 }
2338
2339 static __noinline int
2340 ieee80211_ioctl_scanreq(struct ieee80211vap *vap, struct ieee80211req *ireq)
2341 {
2342 #define IEEE80211_IOC_SCAN_FLAGS \
2343 (IEEE80211_IOC_SCAN_NOPICK | IEEE80211_IOC_SCAN_ACTIVE | \
2344 IEEE80211_IOC_SCAN_PICK1ST | IEEE80211_IOC_SCAN_BGSCAN | \
2345 IEEE80211_IOC_SCAN_ONCE | IEEE80211_IOC_SCAN_NOBCAST | \
2346 IEEE80211_IOC_SCAN_NOJOIN | IEEE80211_IOC_SCAN_FLUSH | \
2347 IEEE80211_IOC_SCAN_CHECK)
2348 struct ieee80211com *ic = vap->iv_ic;
2349 struct ieee80211_scan_req sr; /* XXX off stack? */
2350 int error, i;
2351
2352 /* NB: parent must be running */
2353 if ((ic->ic_ifp->if_drv_flags & IFF_DRV_RUNNING) == 0)
2354 return ENXIO;
2355
2356 if (ireq->i_len != sizeof(sr))
2357 return EINVAL;
2358 error = copyin(ireq->i_data, &sr, sizeof(sr));
2359 if (error != 0)
2360 return error;
2361 /* convert duration */
2362 if (sr.sr_duration == IEEE80211_IOC_SCAN_FOREVER)
2363 sr.sr_duration = IEEE80211_SCAN_FOREVER;
2364 else {
2365 if (sr.sr_duration < IEEE80211_IOC_SCAN_DURATION_MIN ||
2366 sr.sr_duration > IEEE80211_IOC_SCAN_DURATION_MAX)
2367 return EINVAL;
2368 sr.sr_duration = msecs_to_ticks(sr.sr_duration);
2369 if (sr.sr_duration < 1)
2370 sr.sr_duration = 1;
2371 }
2372 /* convert min/max channel dwell */
2373 if (sr.sr_mindwell != 0) {
2374 sr.sr_mindwell = msecs_to_ticks(sr.sr_mindwell);
2375 if (sr.sr_mindwell < 1)
2376 sr.sr_mindwell = 1;
2377 }
2378 if (sr.sr_maxdwell != 0) {
2379 sr.sr_maxdwell = msecs_to_ticks(sr.sr_maxdwell);
2380 if (sr.sr_maxdwell < 1)
2381 sr.sr_maxdwell = 1;
2382 }
2383 /* NB: silently reduce ssid count to what is supported */
2384 if (sr.sr_nssid > IEEE80211_SCAN_MAX_SSID)
2385 sr.sr_nssid = IEEE80211_SCAN_MAX_SSID;
2386 for (i = 0; i < sr.sr_nssid; i++)
2387 if (sr.sr_ssid[i].len > IEEE80211_NWID_LEN)
2388 return EINVAL;
2389 /* cleanse flags just in case, could reject if invalid flags */
2390 sr.sr_flags &= IEEE80211_IOC_SCAN_FLAGS;
2391 /*
2392 * Add an implicit NOPICK if the vap is not marked UP. This
2393 * allows applications to scan without joining a bss (or picking
2394 * a channel and setting up a bss) and without forcing manual
2395 * roaming mode--you just need to mark the parent device UP.
2396 */
2397 if ((vap->iv_ifp->if_flags & IFF_UP) == 0)
2398 sr.sr_flags |= IEEE80211_IOC_SCAN_NOPICK;
2399
2400 IEEE80211_DPRINTF(vap, IEEE80211_MSG_SCAN,
2401 "%s: flags 0x%x%s duration 0x%x mindwell %u maxdwell %u nssid %d\n",
2402 __func__, sr.sr_flags,
2403 (vap->iv_ifp->if_flags & IFF_UP) == 0 ? " (!IFF_UP)" : "",
2404 sr.sr_duration, sr.sr_mindwell, sr.sr_maxdwell, sr.sr_nssid);
2405 /*
2406 * If we are in INIT state then the driver has never had a chance
2407 * to setup hardware state to do a scan; we must use the state
2408 * machine to get us up to the SCAN state but once we reach SCAN
2409 * state we then want to use the supplied params. Stash the
2410 * parameters in the vap and mark IEEE80211_FEXT_SCANREQ; the
2411 * state machines will recognize this and use the stashed params
2412 * to issue the scan request.
2413 *
2414 * Otherwise just invoke the scan machinery directly.
2415 */
2416 IEEE80211_LOCK(ic);
2417 if (vap->iv_state == IEEE80211_S_INIT) {
2418 /* NB: clobbers previous settings */
2419 vap->iv_scanreq_flags = sr.sr_flags;
2420 vap->iv_scanreq_duration = sr.sr_duration;
2421 vap->iv_scanreq_nssid = sr.sr_nssid;
2422 for (i = 0; i < sr.sr_nssid; i++) {
2423 vap->iv_scanreq_ssid[i].len = sr.sr_ssid[i].len;
2424 memcpy(vap->iv_scanreq_ssid[i].ssid, sr.sr_ssid[i].ssid,
2425 sr.sr_ssid[i].len);
2426 }
2427 vap->iv_flags_ext |= IEEE80211_FEXT_SCANREQ;
2428 IEEE80211_UNLOCK(ic);
2429 ieee80211_new_state(vap, IEEE80211_S_SCAN, 0);
2430 } else {
2431 vap->iv_flags_ext &= ~IEEE80211_FEXT_SCANREQ;
2432 IEEE80211_UNLOCK(ic);
2433 /* XXX neeed error return codes */
2434 if (sr.sr_flags & IEEE80211_IOC_SCAN_CHECK) {
2435 (void) ieee80211_check_scan(vap, sr.sr_flags,
2436 sr.sr_duration, sr.sr_mindwell, sr.sr_maxdwell,
2437 sr.sr_nssid,
2438 /* NB: cheat, we assume structures are compatible */
2439 (const struct ieee80211_scan_ssid *) &sr.sr_ssid[0]);
2440 } else {
2441 (void) ieee80211_start_scan(vap, sr.sr_flags,
2442 sr.sr_duration, sr.sr_mindwell, sr.sr_maxdwell,
2443 sr.sr_nssid,
2444 /* NB: cheat, we assume structures are compatible */
2445 (const struct ieee80211_scan_ssid *) &sr.sr_ssid[0]);
2446 }
2447 }
2448 return error;
2449 #undef IEEE80211_IOC_SCAN_FLAGS
2450 }
2451
2452 static __noinline int
2453 ieee80211_ioctl_setstavlan(struct ieee80211vap *vap, struct ieee80211req *ireq)
2454 {
2455 struct ieee80211_node *ni;
2456 struct ieee80211req_sta_vlan vlan;
2457 int error;
2458
2459 if (ireq->i_len != sizeof(vlan))
2460 return EINVAL;
2461 error = copyin(ireq->i_data, &vlan, sizeof(vlan));
2462 if (error != 0)
2463 return error;
2464 if (!IEEE80211_ADDR_EQ(vlan.sv_macaddr, zerobssid)) {
2465 ni = ieee80211_find_vap_node(&vap->iv_ic->ic_sta, vap,
2466 vlan.sv_macaddr);
2467 if (ni == NULL)
2468 return ENOENT;
2469 } else
2470 ni = ieee80211_ref_node(vap->iv_bss);
2471 ni->ni_vlan = vlan.sv_vlan;
2472 ieee80211_free_node(ni);
2473 return error;
2474 }
2475
2476 static int
2477 isvap11g(const struct ieee80211vap *vap)
2478 {
2479 const struct ieee80211_node *bss = vap->iv_bss;
2480 return bss->ni_chan != IEEE80211_CHAN_ANYC &&
2481 IEEE80211_IS_CHAN_ANYG(bss->ni_chan);
2482 }
2483
2484 static int
2485 isvapht(const struct ieee80211vap *vap)
2486 {
2487 const struct ieee80211_node *bss = vap->iv_bss;
2488 return bss->ni_chan != IEEE80211_CHAN_ANYC &&
2489 IEEE80211_IS_CHAN_HT(bss->ni_chan);
2490 }
2491
2492 /*
2493 * Dummy ioctl set handler so the linker set is defined.
2494 */
2495 static int
2496 dummy_ioctl_set(struct ieee80211vap *vap, struct ieee80211req *ireq)
2497 {
2498 return ENOSYS;
2499 }
2500 IEEE80211_IOCTL_SET(dummy, dummy_ioctl_set);
2501
2502 static int
2503 ieee80211_ioctl_setdefault(struct ieee80211vap *vap, struct ieee80211req *ireq)
2504 {
2505 ieee80211_ioctl_setfunc * const *set;
2506 int error;
2507
2508 SET_FOREACH(set, ieee80211_ioctl_setset) {
2509 error = (*set)(vap, ireq);
2510 if (error != ENOSYS)
2511 return error;
2512 }
2513 return EINVAL;
2514 }
2515
2516 static __noinline int
2517 ieee80211_ioctl_set80211(struct ieee80211vap *vap, u_long cmd, struct ieee80211req *ireq)
2518 {
2519 struct ieee80211com *ic = vap->iv_ic;
2520 int error;
2521 const struct ieee80211_authenticator *auth;
2522 uint8_t tmpkey[IEEE80211_KEYBUF_SIZE];
2523 char tmpssid[IEEE80211_NWID_LEN];
2524 uint8_t tmpbssid[IEEE80211_ADDR_LEN];
2525 struct ieee80211_key *k;
2526 u_int kid;
2527 uint32_t flags;
2528
2529 error = 0;
2530 switch (ireq->i_type) {
2531 case IEEE80211_IOC_SSID:
2532 if (ireq->i_val != 0 ||
2533 ireq->i_len > IEEE80211_NWID_LEN)
2534 return EINVAL;
2535 error = copyin(ireq->i_data, tmpssid, ireq->i_len);
2536 if (error)
2537 break;
2538 memset(vap->iv_des_ssid[0].ssid, 0, IEEE80211_NWID_LEN);
2539 vap->iv_des_ssid[0].len = ireq->i_len;
2540 memcpy(vap->iv_des_ssid[0].ssid, tmpssid, ireq->i_len);
2541 vap->iv_des_nssid = (ireq->i_len > 0);
2542 error = ENETRESET;
2543 break;
2544 case IEEE80211_IOC_WEP:
2545 switch (ireq->i_val) {
2546 case IEEE80211_WEP_OFF:
2547 vap->iv_flags &= ~IEEE80211_F_PRIVACY;
2548 vap->iv_flags &= ~IEEE80211_F_DROPUNENC;
2549 break;
2550 case IEEE80211_WEP_ON:
2551 vap->iv_flags |= IEEE80211_F_PRIVACY;
2552 vap->iv_flags |= IEEE80211_F_DROPUNENC;
2553 break;
2554 case IEEE80211_WEP_MIXED:
2555 vap->iv_flags |= IEEE80211_F_PRIVACY;
2556 vap->iv_flags &= ~IEEE80211_F_DROPUNENC;
2557 break;
2558 }
2559 error = ENETRESET;
2560 break;
2561 case IEEE80211_IOC_WEPKEY:
2562 kid = (u_int) ireq->i_val;
2563 if (kid >= IEEE80211_WEP_NKID)
2564 return EINVAL;
2565 k = &vap->iv_nw_keys[kid];
2566 if (ireq->i_len == 0) {
2567 /* zero-len =>'s delete any existing key */
2568 (void) ieee80211_crypto_delkey(vap, k);
2569 break;
2570 }
2571 if (ireq->i_len > sizeof(tmpkey))
2572 return EINVAL;
2573 memset(tmpkey, 0, sizeof(tmpkey));
2574 error = copyin(ireq->i_data, tmpkey, ireq->i_len);
2575 if (error)
2576 break;
2577 ieee80211_key_update_begin(vap);
2578 k->wk_keyix = kid; /* NB: force fixed key id */
2579 if (ieee80211_crypto_newkey(vap, IEEE80211_CIPHER_WEP,
2580 IEEE80211_KEY_XMIT | IEEE80211_KEY_RECV, k)) {
2581 k->wk_keylen = ireq->i_len;
2582 memcpy(k->wk_key, tmpkey, sizeof(tmpkey));
2583 IEEE80211_ADDR_COPY(k->wk_macaddr, vap->iv_myaddr);
2584 if (!ieee80211_crypto_setkey(vap, k))
2585 error = EINVAL;
2586 } else
2587 error = EINVAL;
2588 ieee80211_key_update_end(vap);
2589 break;
2590 case IEEE80211_IOC_WEPTXKEY:
2591 kid = (u_int) ireq->i_val;
2592 if (kid >= IEEE80211_WEP_NKID &&
2593 (uint16_t) kid != IEEE80211_KEYIX_NONE)
2594 return EINVAL;
2595 vap->iv_def_txkey = kid;
2596 break;
2597 case IEEE80211_IOC_AUTHMODE:
2598 switch (ireq->i_val) {
2599 case IEEE80211_AUTH_WPA:
2600 case IEEE80211_AUTH_8021X: /* 802.1x */
2601 case IEEE80211_AUTH_OPEN: /* open */
2602 case IEEE80211_AUTH_SHARED: /* shared-key */
2603 case IEEE80211_AUTH_AUTO: /* auto */
2604 auth = ieee80211_authenticator_get(ireq->i_val);
2605 if (auth == NULL)
2606 return EINVAL;
2607 break;
2608 default:
2609 return EINVAL;
2610 }
2611 switch (ireq->i_val) {
2612 case IEEE80211_AUTH_WPA: /* WPA w/ 802.1x */
2613 vap->iv_flags |= IEEE80211_F_PRIVACY;
2614 ireq->i_val = IEEE80211_AUTH_8021X;
2615 break;
2616 case IEEE80211_AUTH_OPEN: /* open */
2617 vap->iv_flags &= ~(IEEE80211_F_WPA|IEEE80211_F_PRIVACY);
2618 break;
2619 case IEEE80211_AUTH_SHARED: /* shared-key */
2620 case IEEE80211_AUTH_8021X: /* 802.1x */
2621 vap->iv_flags &= ~IEEE80211_F_WPA;
2622 /* both require a key so mark the PRIVACY capability */
2623 vap->iv_flags |= IEEE80211_F_PRIVACY;
2624 break;
2625 case IEEE80211_AUTH_AUTO: /* auto */
2626 vap->iv_flags &= ~IEEE80211_F_WPA;
2627 /* XXX PRIVACY handling? */
2628 /* XXX what's the right way to do this? */
2629 break;
2630 }
2631 /* NB: authenticator attach/detach happens on state change */
2632 vap->iv_bss->ni_authmode = ireq->i_val;
2633 /* XXX mixed/mode/usage? */
2634 vap->iv_auth = auth;
2635 error = ENETRESET;
2636 break;
2637 case IEEE80211_IOC_CHANNEL:
2638 error = ieee80211_ioctl_setchannel(vap, ireq);
2639 break;
2640 case IEEE80211_IOC_POWERSAVE:
2641 switch (ireq->i_val) {
2642 case IEEE80211_POWERSAVE_OFF:
2643 if (vap->iv_flags & IEEE80211_F_PMGTON) {
2644 ieee80211_syncflag(vap, -IEEE80211_F_PMGTON);
2645 error = ERESTART;
2646 }
2647 break;
2648 case IEEE80211_POWERSAVE_ON:
2649 if ((vap->iv_caps & IEEE80211_C_PMGT) == 0)
2650 error = EOPNOTSUPP;
2651 else if ((vap->iv_flags & IEEE80211_F_PMGTON) == 0) {
2652 ieee80211_syncflag(vap, IEEE80211_F_PMGTON);
2653 error = ERESTART;
2654 }
2655 break;
2656 default:
2657 error = EINVAL;
2658 break;
2659 }
2660 break;
2661 case IEEE80211_IOC_POWERSAVESLEEP:
2662 if (ireq->i_val < 0)
2663 return EINVAL;
2664 ic->ic_lintval = ireq->i_val;
2665 error = ERESTART;
2666 break;
2667 case IEEE80211_IOC_RTSTHRESHOLD:
2668 if (!(IEEE80211_RTS_MIN <= ireq->i_val &&
2669 ireq->i_val <= IEEE80211_RTS_MAX))
2670 return EINVAL;
2671 vap->iv_rtsthreshold = ireq->i_val;
2672 error = ERESTART;
2673 break;
2674 case IEEE80211_IOC_PROTMODE:
2675 if (ireq->i_val > IEEE80211_PROT_RTSCTS)
2676 return EINVAL;
2677 ic->ic_protmode = ireq->i_val;
2678 /* NB: if not operating in 11g this can wait */
2679 if (ic->ic_bsschan != IEEE80211_CHAN_ANYC &&
2680 IEEE80211_IS_CHAN_ANYG(ic->ic_bsschan))
2681 error = ERESTART;
2682 break;
2683 case IEEE80211_IOC_TXPOWER:
2684 if ((ic->ic_caps & IEEE80211_C_TXPMGT) == 0)
2685 return EOPNOTSUPP;
2686 if (!(IEEE80211_TXPOWER_MIN <= ireq->i_val &&
2687 ireq->i_val <= IEEE80211_TXPOWER_MAX))
2688 return EINVAL;
2689 ic->ic_txpowlimit = ireq->i_val;
2690 error = ERESTART;
2691 break;
2692 case IEEE80211_IOC_ROAMING:
2693 if (!(IEEE80211_ROAMING_DEVICE <= ireq->i_val &&
2694 ireq->i_val <= IEEE80211_ROAMING_MANUAL))
2695 return EINVAL;
2696 vap->iv_roaming = ireq->i_val;
2697 /* XXXX reset? */
2698 break;
2699 case IEEE80211_IOC_PRIVACY:
2700 if (ireq->i_val) {
2701 /* XXX check for key state? */
2702 vap->iv_flags |= IEEE80211_F_PRIVACY;
2703 } else
2704 vap->iv_flags &= ~IEEE80211_F_PRIVACY;
2705 /* XXX ERESTART? */
2706 break;
2707 case IEEE80211_IOC_DROPUNENCRYPTED:
2708 if (ireq->i_val)
2709 vap->iv_flags |= IEEE80211_F_DROPUNENC;
2710 else
2711 vap->iv_flags &= ~IEEE80211_F_DROPUNENC;
2712 /* XXX ERESTART? */
2713 break;
2714 case IEEE80211_IOC_WPAKEY:
2715 error = ieee80211_ioctl_setkey(vap, ireq);
2716 break;
2717 case IEEE80211_IOC_DELKEY:
2718 error = ieee80211_ioctl_delkey(vap, ireq);
2719 break;
2720 case IEEE80211_IOC_MLME:
2721 error = ieee80211_ioctl_setmlme(vap, ireq);
2722 break;
2723 case IEEE80211_IOC_COUNTERMEASURES:
2724 if (ireq->i_val) {
2725 if ((vap->iv_flags & IEEE80211_F_WPA) == 0)
2726 return EOPNOTSUPP;
2727 vap->iv_flags |= IEEE80211_F_COUNTERM;
2728 } else
2729 vap->iv_flags &= ~IEEE80211_F_COUNTERM;
2730 /* XXX ERESTART? */
2731 break;
2732 case IEEE80211_IOC_WPA:
2733 if (ireq->i_val > 3)
2734 return EINVAL;
2735 /* XXX verify ciphers available */
2736 flags = vap->iv_flags & ~IEEE80211_F_WPA;
2737 switch (ireq->i_val) {
2738 case 1:
2739 if (!(vap->iv_caps & IEEE80211_C_WPA1))
2740 return EOPNOTSUPP;
2741 flags |= IEEE80211_F_WPA1;
2742 break;
2743 case 2:
2744 if (!(vap->iv_caps & IEEE80211_C_WPA2))
2745 return EOPNOTSUPP;
2746 flags |= IEEE80211_F_WPA2;
2747 break;
2748 case 3:
2749 if ((vap->iv_caps & IEEE80211_C_WPA) != IEEE80211_C_WPA)
2750 return EOPNOTSUPP;
2751 flags |= IEEE80211_F_WPA1 | IEEE80211_F_WPA2;
2752 break;
2753 default: /* Can't set any -> error */
2754 return EOPNOTSUPP;
2755 }
2756 vap->iv_flags = flags;
2757 error = ERESTART; /* NB: can change beacon frame */
2758 break;
2759 case IEEE80211_IOC_WME:
2760 if (ireq->i_val) {
2761 if ((vap->iv_caps & IEEE80211_C_WME) == 0)
2762 return EOPNOTSUPP;
2763 ieee80211_syncflag(vap, IEEE80211_F_WME);
2764 } else
2765 ieee80211_syncflag(vap, -IEEE80211_F_WME);
2766 error = ERESTART; /* NB: can change beacon frame */
2767 break;
2768 case IEEE80211_IOC_HIDESSID:
2769 if (ireq->i_val)
2770 vap->iv_flags |= IEEE80211_F_HIDESSID;
2771 else
2772 vap->iv_flags &= ~IEEE80211_F_HIDESSID;
2773 error = ERESTART; /* XXX ENETRESET? */
2774 break;
2775 case IEEE80211_IOC_APBRIDGE:
2776 if (ireq->i_val == 0)
2777 vap->iv_flags |= IEEE80211_F_NOBRIDGE;
2778 else
2779 vap->iv_flags &= ~IEEE80211_F_NOBRIDGE;
2780 break;
2781 case IEEE80211_IOC_BSSID:
2782 if (ireq->i_len != sizeof(tmpbssid))
2783 return EINVAL;
2784 error = copyin(ireq->i_data, tmpbssid, ireq->i_len);
2785 if (error)
2786 break;
2787 IEEE80211_ADDR_COPY(vap->iv_des_bssid, tmpbssid);
2788 if (IEEE80211_ADDR_EQ(vap->iv_des_bssid, zerobssid))
2789 vap->iv_flags &= ~IEEE80211_F_DESBSSID;
2790 else
2791 vap->iv_flags |= IEEE80211_F_DESBSSID;
2792 error = ENETRESET;
2793 break;
2794 case IEEE80211_IOC_CHANLIST:
2795 error = ieee80211_ioctl_setchanlist(vap, ireq);
2796 break;
2797 #define OLD_IEEE80211_IOC_SCAN_REQ 23
2798 #ifdef OLD_IEEE80211_IOC_SCAN_REQ
2799 case OLD_IEEE80211_IOC_SCAN_REQ:
2800 IEEE80211_DPRINTF(vap, IEEE80211_MSG_SCAN,
2801 "%s: active scan request\n", __func__);
2802 /*
2803 * If we are in INIT state then the driver has never
2804 * had a chance to setup hardware state to do a scan;
2805 * use the state machine to get us up the SCAN state.
2806 * Otherwise just invoke the scan machinery to start
2807 * a one-time scan.
2808 */
2809 if (vap->iv_state == IEEE80211_S_INIT)
2810 ieee80211_new_state(vap, IEEE80211_S_SCAN, 0);
2811 else
2812 (void) ieee80211_start_scan(vap,
2813 IEEE80211_SCAN_ACTIVE |
2814 IEEE80211_SCAN_NOPICK |
2815 IEEE80211_SCAN_ONCE,
2816 IEEE80211_SCAN_FOREVER, 0, 0,
2817 /* XXX use ioctl params */
2818 vap->iv_des_nssid, vap->iv_des_ssid);
2819 break;
2820 #endif /* OLD_IEEE80211_IOC_SCAN_REQ */
2821 case IEEE80211_IOC_SCAN_REQ:
2822 error = ieee80211_ioctl_scanreq(vap, ireq);
2823 break;
2824 case IEEE80211_IOC_SCAN_CANCEL:
2825 IEEE80211_DPRINTF(vap, IEEE80211_MSG_SCAN,
2826 "%s: cancel scan\n", __func__);
2827 ieee80211_cancel_scan(vap);
2828 break;
2829 case IEEE80211_IOC_HTCONF:
2830 if (ireq->i_val & 1)
2831 ieee80211_syncflag_ht(vap, IEEE80211_FHT_HT);
2832 else
2833 ieee80211_syncflag_ht(vap, -IEEE80211_FHT_HT);
2834 if (ireq->i_val & 2)
2835 ieee80211_syncflag_ht(vap, IEEE80211_FHT_USEHT40);
2836 else
2837 ieee80211_syncflag_ht(vap, -IEEE80211_FHT_USEHT40);
2838 error = ENETRESET;
2839 break;
2840 case IEEE80211_IOC_ADDMAC:
2841 case IEEE80211_IOC_DELMAC:
2842 error = ieee80211_ioctl_macmac(vap, ireq);
2843 break;
2844 case IEEE80211_IOC_MACCMD:
2845 error = ieee80211_ioctl_setmaccmd(vap, ireq);
2846 break;
2847 case IEEE80211_IOC_STA_STATS:
2848 error = ieee80211_ioctl_setstastats(vap, ireq);
2849 break;
2850 case IEEE80211_IOC_STA_TXPOW:
2851 error = ieee80211_ioctl_setstatxpow(vap, ireq);
2852 break;
2853 case IEEE80211_IOC_WME_CWMIN: /* WME: CWmin */
2854 case IEEE80211_IOC_WME_CWMAX: /* WME: CWmax */
2855 case IEEE80211_IOC_WME_AIFS: /* WME: AIFS */
2856 case IEEE80211_IOC_WME_TXOPLIMIT: /* WME: txops limit */
2857 case IEEE80211_IOC_WME_ACM: /* WME: ACM (bss only) */
2858 case IEEE80211_IOC_WME_ACKPOLICY: /* WME: ACK policy (bss only) */
2859 error = ieee80211_ioctl_setwmeparam(vap, ireq);
2860 break;
2861 case IEEE80211_IOC_DTIM_PERIOD:
2862 if (vap->iv_opmode != IEEE80211_M_HOSTAP &&
2863 vap->iv_opmode != IEEE80211_M_MBSS &&
2864 vap->iv_opmode != IEEE80211_M_IBSS)
2865 return EINVAL;
2866 if (IEEE80211_DTIM_MIN <= ireq->i_val &&
2867 ireq->i_val <= IEEE80211_DTIM_MAX) {
2868 vap->iv_dtim_period = ireq->i_val;
2869 error = ENETRESET; /* requires restart */
2870 } else
2871 error = EINVAL;
2872 break;
2873 case IEEE80211_IOC_BEACON_INTERVAL:
2874 if (vap->iv_opmode != IEEE80211_M_HOSTAP &&
2875 vap->iv_opmode != IEEE80211_M_MBSS &&
2876 vap->iv_opmode != IEEE80211_M_IBSS)
2877 return EINVAL;
2878 if (IEEE80211_BINTVAL_MIN <= ireq->i_val &&
2879 ireq->i_val <= IEEE80211_BINTVAL_MAX) {
2880 ic->ic_bintval = ireq->i_val;
2881 error = ENETRESET; /* requires restart */
2882 } else
2883 error = EINVAL;
2884 break;
2885 case IEEE80211_IOC_PUREG:
2886 if (ireq->i_val)
2887 vap->iv_flags |= IEEE80211_F_PUREG;
2888 else
2889 vap->iv_flags &= ~IEEE80211_F_PUREG;
2890 /* NB: reset only if we're operating on an 11g channel */
2891 if (isvap11g(vap))
2892 error = ENETRESET;
2893 break;
2894 case IEEE80211_IOC_BGSCAN:
2895 if (ireq->i_val) {
2896 if ((vap->iv_caps & IEEE80211_C_BGSCAN) == 0)
2897 return EOPNOTSUPP;
2898 vap->iv_flags |= IEEE80211_F_BGSCAN;
2899 } else
2900 vap->iv_flags &= ~IEEE80211_F_BGSCAN;
2901 break;
2902 case IEEE80211_IOC_BGSCAN_IDLE:
2903 if (ireq->i_val >= IEEE80211_BGSCAN_IDLE_MIN)
2904 vap->iv_bgscanidle = ireq->i_val*hz/1000;
2905 else
2906 error = EINVAL;
2907 break;
2908 case IEEE80211_IOC_BGSCAN_INTERVAL:
2909 if (ireq->i_val >= IEEE80211_BGSCAN_INTVAL_MIN)
2910 vap->iv_bgscanintvl = ireq->i_val*hz;
2911 else
2912 error = EINVAL;
2913 break;
2914 case IEEE80211_IOC_SCANVALID:
2915 if (ireq->i_val >= IEEE80211_SCAN_VALID_MIN)
2916 vap->iv_scanvalid = ireq->i_val*hz;
2917 else
2918 error = EINVAL;
2919 break;
2920 case IEEE80211_IOC_FRAGTHRESHOLD:
2921 if ((vap->iv_caps & IEEE80211_C_TXFRAG) == 0 &&
2922 ireq->i_val != IEEE80211_FRAG_MAX)
2923 return EOPNOTSUPP;
2924 if (!(IEEE80211_FRAG_MIN <= ireq->i_val &&
2925 ireq->i_val <= IEEE80211_FRAG_MAX))
2926 return EINVAL;
2927 vap->iv_fragthreshold = ireq->i_val;
2928 error = ERESTART;
2929 break;
2930 case IEEE80211_IOC_BURST:
2931 if (ireq->i_val) {
2932 if ((vap->iv_caps & IEEE80211_C_BURST) == 0)
2933 return EOPNOTSUPP;
2934 ieee80211_syncflag(vap, IEEE80211_F_BURST);
2935 } else
2936 ieee80211_syncflag(vap, -IEEE80211_F_BURST);
2937 error = ERESTART;
2938 break;
2939 case IEEE80211_IOC_BMISSTHRESHOLD:
2940 if (!(IEEE80211_HWBMISS_MIN <= ireq->i_val &&
2941 ireq->i_val <= IEEE80211_HWBMISS_MAX))
2942 return EINVAL;
2943 vap->iv_bmissthreshold = ireq->i_val;
2944 error = ERESTART;
2945 break;
2946 case IEEE80211_IOC_CURCHAN:
2947 error = ieee80211_ioctl_setcurchan(vap, ireq);
2948 break;
2949 case IEEE80211_IOC_SHORTGI:
2950 if (ireq->i_val) {
2951 #define IEEE80211_HTCAP_SHORTGI \
2952 (IEEE80211_HTCAP_SHORTGI20 | IEEE80211_HTCAP_SHORTGI40)
2953 if (((ireq->i_val ^ vap->iv_htcaps) & IEEE80211_HTCAP_SHORTGI) != 0)
2954 return EINVAL;
2955 if (ireq->i_val & IEEE80211_HTCAP_SHORTGI20)
2956 vap->iv_flags_ht |= IEEE80211_FHT_SHORTGI20;
2957 if (ireq->i_val & IEEE80211_HTCAP_SHORTGI40)
2958 vap->iv_flags_ht |= IEEE80211_FHT_SHORTGI40;
2959 #undef IEEE80211_HTCAP_SHORTGI
2960 } else
2961 vap->iv_flags_ht &=
2962 ~(IEEE80211_FHT_SHORTGI20 | IEEE80211_FHT_SHORTGI40);
2963 error = ERESTART;
2964 break;
2965 case IEEE80211_IOC_AMPDU:
2966 if (ireq->i_val && (vap->iv_htcaps & IEEE80211_HTC_AMPDU) == 0)
2967 return EINVAL;
2968 if (ireq->i_val & 1)
2969 vap->iv_flags_ht |= IEEE80211_FHT_AMPDU_TX;
2970 else
2971 vap->iv_flags_ht &= ~IEEE80211_FHT_AMPDU_TX;
2972 if (ireq->i_val & 2)
2973 vap->iv_flags_ht |= IEEE80211_FHT_AMPDU_RX;
2974 else
2975 vap->iv_flags_ht &= ~IEEE80211_FHT_AMPDU_RX;
2976 /* NB: reset only if we're operating on an 11n channel */
2977 if (isvapht(vap))
2978 error = ERESTART;
2979 break;
2980 case IEEE80211_IOC_AMPDU_LIMIT:
2981 if (!(IEEE80211_HTCAP_MAXRXAMPDU_8K <= ireq->i_val &&
2982 ireq->i_val <= IEEE80211_HTCAP_MAXRXAMPDU_64K))
2983 return EINVAL;
2984 if (vap->iv_opmode == IEEE80211_M_HOSTAP)
2985 vap->iv_ampdu_rxmax = ireq->i_val;
2986 else
2987 vap->iv_ampdu_limit = ireq->i_val;
2988 error = ERESTART;
2989 break;
2990 case IEEE80211_IOC_AMPDU_DENSITY:
2991 if (!(IEEE80211_HTCAP_MPDUDENSITY_NA <= ireq->i_val &&
2992 ireq->i_val <= IEEE80211_HTCAP_MPDUDENSITY_16))
2993 return EINVAL;
2994 vap->iv_ampdu_density = ireq->i_val;
2995 error = ERESTART;
2996 break;
2997 case IEEE80211_IOC_AMSDU:
2998 if (ireq->i_val && (vap->iv_htcaps & IEEE80211_HTC_AMSDU) == 0)
2999 return EINVAL;
3000 if (ireq->i_val & 1)
3001 vap->iv_flags_ht |= IEEE80211_FHT_AMSDU_TX;
3002 else
3003 vap->iv_flags_ht &= ~IEEE80211_FHT_AMSDU_TX;
3004 if (ireq->i_val & 2)
3005 vap->iv_flags_ht |= IEEE80211_FHT_AMSDU_RX;
3006 else
3007 vap->iv_flags_ht &= ~IEEE80211_FHT_AMSDU_RX;
3008 /* NB: reset only if we're operating on an 11n channel */
3009 if (isvapht(vap))
3010 error = ERESTART;
3011 break;
3012 case IEEE80211_IOC_AMSDU_LIMIT:
3013 /* XXX validate */
3014 vap->iv_amsdu_limit = ireq->i_val; /* XXX truncation? */
3015 break;
3016 case IEEE80211_IOC_PUREN:
3017 if (ireq->i_val) {
3018 if ((vap->iv_flags_ht & IEEE80211_FHT_HT) == 0)
3019 return EINVAL;
3020 vap->iv_flags_ht |= IEEE80211_FHT_PUREN;
3021 } else
3022 vap->iv_flags_ht &= ~IEEE80211_FHT_PUREN;
3023 /* NB: reset only if we're operating on an 11n channel */
3024 if (isvapht(vap))
3025 error = ERESTART;
3026 break;
3027 case IEEE80211_IOC_DOTH:
3028 if (ireq->i_val) {
3029 #if 0
3030 /* XXX no capability */
3031 if ((vap->iv_caps & IEEE80211_C_DOTH) == 0)
3032 return EOPNOTSUPP;
3033 #endif
3034 vap->iv_flags |= IEEE80211_F_DOTH;
3035 } else
3036 vap->iv_flags &= ~IEEE80211_F_DOTH;
3037 error = ENETRESET;
3038 break;
3039 case IEEE80211_IOC_REGDOMAIN:
3040 error = ieee80211_ioctl_setregdomain(vap, ireq);
3041 break;
3042 case IEEE80211_IOC_ROAM:
3043 error = ieee80211_ioctl_setroam(vap, ireq);
3044 break;
3045 case IEEE80211_IOC_TXPARAMS:
3046 error = ieee80211_ioctl_settxparams(vap, ireq);
3047 break;
3048 case IEEE80211_IOC_HTCOMPAT:
3049 if (ireq->i_val) {
3050 if ((vap->iv_flags_ht & IEEE80211_FHT_HT) == 0)
3051 return EOPNOTSUPP;
3052 vap->iv_flags_ht |= IEEE80211_FHT_HTCOMPAT;
3053 } else
3054 vap->iv_flags_ht &= ~IEEE80211_FHT_HTCOMPAT;
3055 /* NB: reset only if we're operating on an 11n channel */
3056 if (isvapht(vap))
3057 error = ERESTART;
3058 break;
3059 case IEEE80211_IOC_DWDS:
3060 if (ireq->i_val) {
3061 /* NB: DWDS only makes sense for WDS-capable devices */
3062 if ((ic->ic_caps & IEEE80211_C_WDS) == 0)
3063 return EOPNOTSUPP;
3064 /* NB: DWDS is used only with ap+sta vaps */
3065 if (vap->iv_opmode != IEEE80211_M_HOSTAP &&
3066 vap->iv_opmode != IEEE80211_M_STA)
3067 return EINVAL;
3068 vap->iv_flags |= IEEE80211_F_DWDS;
3069 if (vap->iv_opmode == IEEE80211_M_STA)
3070 vap->iv_flags_ext |= IEEE80211_FEXT_4ADDR;
3071 } else {
3072 vap->iv_flags &= ~IEEE80211_F_DWDS;
3073 if (vap->iv_opmode == IEEE80211_M_STA)
3074 vap->iv_flags_ext &= ~IEEE80211_FEXT_4ADDR;
3075 }
3076 break;
3077 case IEEE80211_IOC_INACTIVITY:
3078 if (ireq->i_val)
3079 vap->iv_flags_ext |= IEEE80211_FEXT_INACT;
3080 else
3081 vap->iv_flags_ext &= ~IEEE80211_FEXT_INACT;
3082 break;
3083 case IEEE80211_IOC_APPIE:
3084 error = ieee80211_ioctl_setappie(vap, ireq);
3085 break;
3086 case IEEE80211_IOC_WPS:
3087 if (ireq->i_val) {
3088 if ((vap->iv_caps & IEEE80211_C_WPA) == 0)
3089 return EOPNOTSUPP;
3090 vap->iv_flags_ext |= IEEE80211_FEXT_WPS;
3091 } else
3092 vap->iv_flags_ext &= ~IEEE80211_FEXT_WPS;
3093 break;
3094 case IEEE80211_IOC_TSN:
3095 if (ireq->i_val) {
3096 if ((vap->iv_caps & IEEE80211_C_WPA) == 0)
3097 return EOPNOTSUPP;
3098 vap->iv_flags_ext |= IEEE80211_FEXT_TSN;
3099 } else
3100 vap->iv_flags_ext &= ~IEEE80211_FEXT_TSN;
3101 break;
3102 case IEEE80211_IOC_CHANSWITCH:
3103 error = ieee80211_ioctl_chanswitch(vap, ireq);
3104 break;
3105 case IEEE80211_IOC_DFS:
3106 if (ireq->i_val) {
3107 if ((vap->iv_caps & IEEE80211_C_DFS) == 0)
3108 return EOPNOTSUPP;
3109 /* NB: DFS requires 11h support */
3110 if ((vap->iv_flags & IEEE80211_F_DOTH) == 0)
3111 return EINVAL;
3112 vap->iv_flags_ext |= IEEE80211_FEXT_DFS;
3113 } else
3114 vap->iv_flags_ext &= ~IEEE80211_FEXT_DFS;
3115 break;
3116 case IEEE80211_IOC_DOTD:
3117 if (ireq->i_val)
3118 vap->iv_flags_ext |= IEEE80211_FEXT_DOTD;
3119 else
3120 vap->iv_flags_ext &= ~IEEE80211_FEXT_DOTD;
3121 if (vap->iv_opmode == IEEE80211_M_STA)
3122 error = ENETRESET;
3123 break;
3124 case IEEE80211_IOC_HTPROTMODE:
3125 if (ireq->i_val > IEEE80211_PROT_RTSCTS)
3126 return EINVAL;
3127 ic->ic_htprotmode = ireq->i_val ?
3128 IEEE80211_PROT_RTSCTS : IEEE80211_PROT_NONE;
3129 /* NB: if not operating in 11n this can wait */
3130 if (isvapht(vap))
3131 error = ERESTART;
3132 break;
3133 case IEEE80211_IOC_STA_VLAN:
3134 error = ieee80211_ioctl_setstavlan(vap, ireq);
3135 break;
3136 case IEEE80211_IOC_SMPS:
3137 if ((ireq->i_val &~ IEEE80211_HTCAP_SMPS) != 0 ||
3138 ireq->i_val == 0x0008) /* value of 2 is reserved */
3139 return EINVAL;
3140 if (ireq->i_val != IEEE80211_HTCAP_SMPS_OFF &&
3141 (vap->iv_htcaps & IEEE80211_HTC_SMPS) == 0)
3142 return EOPNOTSUPP;
3143 vap->iv_htcaps = (vap->iv_htcaps &~ IEEE80211_HTCAP_SMPS) |
3144 ireq->i_val;
3145 /* NB: if not operating in 11n this can wait */
3146 if (isvapht(vap))
3147 error = ERESTART;
3148 break;
3149 case IEEE80211_IOC_RIFS:
3150 if (ireq->i_val != 0) {
3151 if ((vap->iv_htcaps & IEEE80211_HTC_RIFS) == 0)
3152 return EOPNOTSUPP;
3153 vap->iv_flags_ht |= IEEE80211_FHT_RIFS;
3154 } else
3155 vap->iv_flags_ht &= ~IEEE80211_FHT_RIFS;
3156 /* NB: if not operating in 11n this can wait */
3157 if (isvapht(vap))
3158 error = ERESTART;
3159 break;
3160 default:
3161 error = ieee80211_ioctl_setdefault(vap, ireq);
3162 break;
3163 }
3164 /*
3165 * The convention is that ENETRESET means an operation
3166 * requires a complete re-initialization of the device (e.g.
3167 * changing something that affects the association state).
3168 * ERESTART means the request may be handled with only a
3169 * reload of the hardware state. We hand ERESTART requests
3170 * to the iv_reset callback so the driver can decide. If
3171 * a device does not fillin iv_reset then it defaults to one
3172 * that returns ENETRESET. Otherwise a driver may return
3173 * ENETRESET (in which case a full reset will be done) or
3174 * 0 to mean there's no need to do anything (e.g. when the
3175 * change has no effect on the driver/device).
3176 */
3177 if (error == ERESTART)
3178 error = IFNET_IS_UP_RUNNING(vap->iv_ifp) ?
3179 vap->iv_reset(vap, ireq->i_type) : 0;
3180 if (error == ENETRESET) {
3181 /* XXX need to re-think AUTO handling */
3182 if (IS_UP_AUTO(vap))
3183 ieee80211_init(vap);
3184 error = 0;
3185 }
3186 return error;
3187 }
3188
3189 /*
3190 * Rebuild the parent's multicast address list after an add/del
3191 * of a multicast address for a vap. We have no way to tell
3192 * what happened above to optimize the work so we purge the entire
3193 * list and rebuild from scratch. This is way expensive.
3194 * Note also the half-baked workaround for if_addmulti calling
3195 * back to the parent device; there's no way to insert mcast
3196 * entries quietly and/or cheaply.
3197 */
3198 static void
3199 ieee80211_ioctl_updatemulti(struct ieee80211com *ic)
3200 {
3201 struct ifnet *parent = ic->ic_ifp;
3202 struct ieee80211vap *vap;
3203 void *ioctl;
3204
3205 IEEE80211_LOCK(ic);
3206 if_delallmulti(parent);
3207 ioctl = parent->if_ioctl; /* XXX WAR if_allmulti */
3208 parent->if_ioctl = NULL;
3209 TAILQ_FOREACH(vap, &ic->ic_vaps, iv_next) {
3210 struct ifnet *ifp = vap->iv_ifp;
3211 struct ifmultiaddr *ifma;
3212
3213 TAILQ_FOREACH(ifma, &ifp->if_multiaddrs, ifma_link) {
3214 if (ifma->ifma_addr->sa_family != AF_LINK)
3215 continue;
3216 (void) if_addmulti(parent, ifma->ifma_addr, NULL);
3217 }
3218 }
3219 parent->if_ioctl = ioctl;
3220 ieee80211_runtask(ic, &ic->ic_mcast_task);
3221 IEEE80211_UNLOCK(ic);
3222 }
3223
3224 int
3225 ieee80211_ioctl(struct ifnet *ifp, u_long cmd, caddr_t data)
3226 {
3227 struct ieee80211vap *vap = ifp->if_softc;
3228 struct ieee80211com *ic = vap->iv_ic;
3229 int error = 0;
3230 struct ifreq *ifr;
3231 struct ifaddr *ifa; /* XXX */
3232
3233 switch (cmd) {
3234 case SIOCSIFFLAGS:
3235 IEEE80211_LOCK(ic);
3236 ieee80211_syncifflag_locked(ic, IFF_PROMISC);
3237 ieee80211_syncifflag_locked(ic, IFF_ALLMULTI);
3238 if (ifp->if_flags & IFF_UP) {
3239 /*
3240 * Bring ourself up unless we're already operational.
3241 * If we're the first vap and the parent is not up
3242 * then it will automatically be brought up as a
3243 * side-effect of bringing ourself up.
3244 */
3245 if (vap->iv_state == IEEE80211_S_INIT)
3246 ieee80211_start_locked(vap);
3247 } else if (ifp->if_drv_flags & IFF_DRV_RUNNING) {
3248 /*
3249 * Stop ourself. If we are the last vap to be
3250 * marked down the parent will also be taken down.
3251 */
3252 ieee80211_stop_locked(vap);
3253 }
3254 IEEE80211_UNLOCK(ic);
3255 /* Wait for parent ioctl handler if it was queued */
3256 ieee80211_waitfor_parent(ic);
3257 break;
3258 case SIOCADDMULTI:
3259 case SIOCDELMULTI:
3260 ieee80211_ioctl_updatemulti(ic);
3261 break;
3262 case SIOCSIFMEDIA:
3263 case SIOCGIFMEDIA:
3264 ifr = (struct ifreq *)data;
3265 error = ifmedia_ioctl(ifp, ifr, &vap->iv_media, cmd);
3266 break;
3267 case SIOCG80211:
3268 error = ieee80211_ioctl_get80211(vap, cmd,
3269 (struct ieee80211req *) data);
3270 break;
3271 case SIOCS80211:
3272 error = priv_check(curthread, PRIV_NET80211_MANAGE);
3273 if (error == 0)
3274 error = ieee80211_ioctl_set80211(vap, cmd,
3275 (struct ieee80211req *) data);
3276 break;
3277 case SIOCG80211STATS:
3278 ifr = (struct ifreq *)data;
3279 copyout(&vap->iv_stats, ifr->ifr_data, sizeof (vap->iv_stats));
3280 break;
3281 case SIOCSIFMTU:
3282 ifr = (struct ifreq *)data;
3283 if (!(IEEE80211_MTU_MIN <= ifr->ifr_mtu &&
3284 ifr->ifr_mtu <= IEEE80211_MTU_MAX))
3285 error = EINVAL;
3286 else
3287 ifp->if_mtu = ifr->ifr_mtu;
3288 break;
3289 case SIOCSIFADDR:
3290 /*
3291 * XXX Handle this directly so we can supress if_init calls.
3292 * XXX This should be done in ether_ioctl but for the moment
3293 * XXX there are too many other parts of the system that
3294 * XXX set IFF_UP and so supress if_init being called when
3295 * XXX it should be.
3296 */
3297 ifa = (struct ifaddr *) data;
3298 switch (ifa->ifa_addr->sa_family) {
3299 #ifdef INET
3300 case AF_INET:
3301 if ((ifp->if_flags & IFF_UP) == 0) {
3302 ifp->if_flags |= IFF_UP;
3303 ifp->if_init(ifp->if_softc);
3304 }
3305 arp_ifinit(ifp, ifa);
3306 break;
3307 #endif
3308 #ifdef IPX
3309 /*
3310 * XXX - This code is probably wrong,
3311 * but has been copied many times.
3312 */
3313 case AF_IPX: {
3314 struct ipx_addr *ina = &(IA_SIPX(ifa)->sipx_addr);
3315
3316 if (ipx_nullhost(*ina))
3317 ina->x_host = *(union ipx_host *)
3318 IF_LLADDR(ifp);
3319 else
3320 bcopy((caddr_t) ina->x_host.c_host,
3321 (caddr_t) IF_LLADDR(ifp),
3322 ETHER_ADDR_LEN);
3323 /* fall thru... */
3324 }
3325 #endif
3326 default:
3327 if ((ifp->if_flags & IFF_UP) == 0) {
3328 ifp->if_flags |= IFF_UP;
3329 ifp->if_init(ifp->if_softc);
3330 }
3331 break;
3332 }
3333 break;
3334 /* Pass NDIS ioctls up to the driver */
3335 case SIOCGDRVSPEC:
3336 case SIOCSDRVSPEC:
3337 case SIOCGPRIVATE_0: {
3338 struct ifnet *parent = vap->iv_ic->ic_ifp;
3339 error = parent->if_ioctl(parent, cmd, data);
3340 break;
3341 }
3342 default:
3343 error = ether_ioctl(ifp, cmd, data);
3344 break;
3345 }
3346 return error;
3347 }
Cache object: 3b8f4d8499499b5dfaed36413d0c73c3
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