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Remove empty DragonFly CVS IDs.
[dragonfly.git] / sys / netproto / 802_11 / wlan / ieee80211_ioctl.c
blob5984a1a7ceb5d0861dce9e73f1ae8eb004ce2b2f
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 * $FreeBSD: head/sys/net80211/ieee80211_ioctl.c 202935 2010-01-24 16:17:58Z syrinx $
27 */
28
29 /*
30 * IEEE 802.11 ioctl support (DragonFlyBSD-specific)
31 */
32
33 #include "opt_inet.h"
34 #include "opt_ipx.h"
35 #include "opt_wlan.h"
36
37 #include <sys/endian.h>
38 #include <sys/param.h>
39 #include <sys/kernel.h>
40 #include <sys/priv.h>
41 #include <sys/socket.h>
42 #include <sys/sockio.h>
43 #include <sys/systm.h>
44
45 #include <net/if.h>
46 #include <net/if_var.h>
47 #include <net/if_dl.h>
48 #include <net/if_media.h>
49 #include <net/ethernet.h>
50 #include <net/route.h>
51
52 #ifdef INET
53 #include <netinet/in.h>
54 #include <netinet/if_ether.h>
55 #endif
56
57 #ifdef IPX
58 #include <netproto/ipx/ipx.h>
59 #include <netproto/ipx/ipx_if.h>
60 #endif
61
62 #include <netproto/802_11/ieee80211_var.h>
63 #include <netproto/802_11/ieee80211_ioctl.h>
64 #include <netproto/802_11/ieee80211_regdomain.h>
65 #include <netproto/802_11/ieee80211_input.h>
66
67 #define IS_UP_AUTO(_vap) \
68 (IFNET_IS_UP_RUNNING((_vap)->iv_ifp) && \
69 (_vap)->iv_roaming == IEEE80211_ROAMING_AUTO)
70
71 static const uint8_t zerobssid[IEEE80211_ADDR_LEN];
72 static struct ieee80211_channel *findchannel(struct ieee80211com *,
73 int ieee, int mode);
74
75 static __noinline int
76 ieee80211_ioctl_getkey(struct ieee80211vap *vap, struct ieee80211req *ireq)
77 {
78 struct ieee80211com *ic = vap->iv_ic;
79 struct ieee80211_node *ni;
80 struct ieee80211req_key ik;
81 struct ieee80211_key *wk;
82 const struct ieee80211_cipher *cip;
83 u_int kid;
84 int error;
85
86 if (ireq->i_len != sizeof(ik))
87 return EINVAL;
88 error = copyin(ireq->i_data, &ik, sizeof(ik));
89 if (error)
90 return error;
91 kid = ik.ik_keyix;
92 if (kid == IEEE80211_KEYIX_NONE) {
93 ni = ieee80211_find_vap_node(&ic->ic_sta, vap, ik.ik_macaddr);
94 if (ni == NULL)
95 return ENOENT;
96 wk = &ni->ni_ucastkey;
97 } else {
98 if (kid >= IEEE80211_WEP_NKID)
99 return EINVAL;
100 wk = &vap->iv_nw_keys[kid];
101 IEEE80211_ADDR_COPY(&ik.ik_macaddr, vap->iv_bss->ni_macaddr);
102 ni = NULL;
103 }
104 cip = wk->wk_cipher;
105 ik.ik_type = cip->ic_cipher;
106 ik.ik_keylen = wk->wk_keylen;
107 ik.ik_flags = wk->wk_flags & (IEEE80211_KEY_XMIT | IEEE80211_KEY_RECV);
108 if (wk->wk_keyix == vap->iv_def_txkey)
109 ik.ik_flags |= IEEE80211_KEY_DEFAULT;
110 if (priv_check(curthread, PRIV_NET80211_GETKEY) == 0) {
111 /* NB: only root can read key data */
112 ik.ik_keyrsc = wk->wk_keyrsc[IEEE80211_NONQOS_TID];
113 ik.ik_keytsc = wk->wk_keytsc;
114 memcpy(ik.ik_keydata, wk->wk_key, wk->wk_keylen);
115 if (cip->ic_cipher == IEEE80211_CIPHER_TKIP) {
116 memcpy(ik.ik_keydata+wk->wk_keylen,
117 wk->wk_key + IEEE80211_KEYBUF_SIZE,
118 IEEE80211_MICBUF_SIZE);
119 ik.ik_keylen += IEEE80211_MICBUF_SIZE;
120 }
121 } else {
122 ik.ik_keyrsc = 0;
123 ik.ik_keytsc = 0;
124 memset(ik.ik_keydata, 0, sizeof(ik.ik_keydata));
125 }
126 if (ni != NULL)
127 ieee80211_free_node(ni);
128 return copyout(&ik, ireq->i_data, sizeof(ik));
129 }
130
131 static __noinline int
132 ieee80211_ioctl_getchanlist(struct ieee80211vap *vap, struct ieee80211req *ireq)
133 {
134 struct ieee80211com *ic = vap->iv_ic;
135
136 if (sizeof(ic->ic_chan_active) < ireq->i_len)
137 ireq->i_len = sizeof(ic->ic_chan_active);
138 return copyout(&ic->ic_chan_active, ireq->i_data, ireq->i_len);
139 }
140
141 static __noinline int
142 ieee80211_ioctl_getchaninfo(struct ieee80211vap *vap, struct ieee80211req *ireq)
143 {
144 struct ieee80211com *ic = vap->iv_ic;
145 int space;
146
147 space = __offsetof(struct ieee80211req_chaninfo,
148 ic_chans[ic->ic_nchans]);
149 if (space > ireq->i_len)
150 space = ireq->i_len;
151 /* XXX assumes compatible layout */
152 return copyout(&ic->ic_nchans, ireq->i_data, space);
153 }
154
155 static __noinline int
156 ieee80211_ioctl_getwpaie(struct ieee80211vap *vap,
157 struct ieee80211req *ireq, int req)
158 {
159 struct ieee80211_node *ni;
160 struct ieee80211req_wpaie2 wpaie;
161 int error;
162
163 if (ireq->i_len < IEEE80211_ADDR_LEN)
164 return EINVAL;
165 error = copyin(ireq->i_data, wpaie.wpa_macaddr, IEEE80211_ADDR_LEN);
166 if (error != 0)
167 return error;
168 ni = ieee80211_find_vap_node(&vap->iv_ic->ic_sta, vap, wpaie.wpa_macaddr);
169 if (ni == NULL)
170 return ENOENT;
171 memset(wpaie.wpa_ie, 0, sizeof(wpaie.wpa_ie));
172 if (ni->ni_ies.wpa_ie != NULL) {
173 int ielen = ni->ni_ies.wpa_ie[1] + 2;
174 if (ielen > sizeof(wpaie.wpa_ie))
175 ielen = sizeof(wpaie.wpa_ie);
176 memcpy(wpaie.wpa_ie, ni->ni_ies.wpa_ie, ielen);
177 }
178 if (req == IEEE80211_IOC_WPAIE2) {
179 memset(wpaie.rsn_ie, 0, sizeof(wpaie.rsn_ie));
180 if (ni->ni_ies.rsn_ie != NULL) {
181 int ielen = ni->ni_ies.rsn_ie[1] + 2;
182 if (ielen > sizeof(wpaie.rsn_ie))
183 ielen = sizeof(wpaie.rsn_ie);
184 memcpy(wpaie.rsn_ie, ni->ni_ies.rsn_ie, ielen);
185 }
186 if (ireq->i_len > sizeof(struct ieee80211req_wpaie2))
187 ireq->i_len = sizeof(struct ieee80211req_wpaie2);
188 } else {
189 /* compatibility op, may overwrite wpa ie */
190 /* XXX check ic_flags? */
191 if (ni->ni_ies.rsn_ie != NULL) {
192 int ielen = ni->ni_ies.rsn_ie[1] + 2;
193 if (ielen > sizeof(wpaie.wpa_ie))
194 ielen = sizeof(wpaie.wpa_ie);
195 memcpy(wpaie.wpa_ie, ni->ni_ies.rsn_ie, ielen);
196 }
197 if (ireq->i_len > sizeof(struct ieee80211req_wpaie))
198 ireq->i_len = sizeof(struct ieee80211req_wpaie);
199 }
200 ieee80211_free_node(ni);
201 return copyout(&wpaie, ireq->i_data, ireq->i_len);
202 }
203
204 static __noinline int
205 ieee80211_ioctl_getstastats(struct ieee80211vap *vap, struct ieee80211req *ireq)
206 {
207 struct ieee80211_node *ni;
208 uint8_t macaddr[IEEE80211_ADDR_LEN];
209 const int off = __offsetof(struct ieee80211req_sta_stats, is_stats);
210 int error;
211
212 if (ireq->i_len < off)
213 return EINVAL;
214 error = copyin(ireq->i_data, macaddr, IEEE80211_ADDR_LEN);
215 if (error != 0)
216 return error;
217 ni = ieee80211_find_vap_node(&vap->iv_ic->ic_sta, vap, macaddr);
218 if (ni == NULL)
219 return ENOENT;
220 if (ireq->i_len > sizeof(struct ieee80211req_sta_stats))
221 ireq->i_len = sizeof(struct ieee80211req_sta_stats);
222 /* NB: copy out only the statistics */
223 error = copyout(&ni->ni_stats, (uint8_t *) ireq->i_data + off,
224 ireq->i_len - off);
225 ieee80211_free_node(ni);
226 return error;
227 }
228
229 struct scanreq {
230 struct ieee80211req_scan_result *sr;
231 size_t space;
232 };
233
234 static size_t
235 scan_space(const struct ieee80211_scan_entry *se, int *ielen)
236 {
237 size_t len;
238
239 *ielen = se->se_ies.len;
240 /*
241 * NB: ie's can be no more than 255 bytes and the max 802.11
242 * packet is <3Kbytes so we are sure this doesn't overflow
243 * 16-bits; if this is a concern we can drop the ie's.
244 */
245 len = sizeof(struct ieee80211req_scan_result) + se->se_ssid[1] +
246 se->se_meshid[1] + *ielen;
247 return roundup(len, sizeof(uint32_t));
248 }
249
250 static void
251 get_scan_space(void *arg, const struct ieee80211_scan_entry *se)
252 {
253 struct scanreq *req = arg;
254 int ielen;
255
256 req->space += scan_space(se, &ielen);
257 }
258
259 static __noinline void
260 get_scan_result(void *arg, const struct ieee80211_scan_entry *se)
261 {
262 struct scanreq *req = arg;
263 struct ieee80211req_scan_result *sr;
264 int ielen, len, nr, nxr;
265 uint8_t *cp;
266
267 len = scan_space(se, &ielen);
268 if (len > req->space)
269 return;
270
271 sr = req->sr;
272 KASSERT(len <= 65535 && ielen <= 65535,
273 ("len %u ssid %u ie %u", len, se->se_ssid[1], ielen));
274 sr->isr_len = len;
275 sr->isr_ie_off = sizeof(struct ieee80211req_scan_result);
276 sr->isr_ie_len = ielen;
277 sr->isr_freq = se->se_chan->ic_freq;
278 sr->isr_flags = se->se_chan->ic_flags;
279 sr->isr_rssi = se->se_rssi;
280 sr->isr_noise = se->se_noise;
281 sr->isr_intval = se->se_intval;
282 sr->isr_capinfo = se->se_capinfo;
283 sr->isr_erp = se->se_erp;
284 IEEE80211_ADDR_COPY(sr->isr_bssid, se->se_bssid);
285 nr = min(se->se_rates[1], IEEE80211_RATE_MAXSIZE);
286 memcpy(sr->isr_rates, se->se_rates+2, nr);
287 nxr = min(se->se_xrates[1], IEEE80211_RATE_MAXSIZE - nr);
288 memcpy(sr->isr_rates+nr, se->se_xrates+2, nxr);
289 sr->isr_nrates = nr + nxr;
290
291 /* copy SSID */
292 sr->isr_ssid_len = se->se_ssid[1];
293 cp = ((uint8_t *)sr) + sr->isr_ie_off;
294 memcpy(cp, se->se_ssid+2, sr->isr_ssid_len);
295
296 /* copy mesh id */
297 cp += sr->isr_ssid_len;
298 sr->isr_meshid_len = se->se_meshid[1];
299 memcpy(cp, se->se_meshid+2, sr->isr_meshid_len);
300 cp += sr->isr_meshid_len;
301
302 if (ielen)
303 memcpy(cp, se->se_ies.data, ielen);
304
305 req->space -= len;
306 req->sr = (struct ieee80211req_scan_result *)(((uint8_t *)sr) + len);
307 }
308
309 static __noinline int
310 ieee80211_ioctl_getscanresults(struct ieee80211vap *vap,
311 struct ieee80211req *ireq)
312 {
313 struct scanreq req;
314 int error;
315
316 if (ireq->i_len < sizeof(struct scanreq))
317 return EFAULT;
318
319 error = 0;
320 req.space = 0;
321 ieee80211_scan_iterate(vap, get_scan_space, &req);
322 if (req.space > ireq->i_len)
323 req.space = ireq->i_len;
324 if (req.space > 0) {
325 size_t space;
326 void *p;
327
328 space = req.space;
329 /* XXX M_WAITOK after driver lock released */
330 p = kmalloc(space, M_TEMP, M_INTWAIT | M_ZERO);
331 if (p == NULL)
332 return ENOMEM;
333 req.sr = p;
334 ieee80211_scan_iterate(vap, get_scan_result, &req);
335 ireq->i_len = space - req.space;
336 error = copyout(p, ireq->i_data, ireq->i_len);
337 kfree(p, M_TEMP);
338 } else
339 ireq->i_len = 0;
340
341 return error;
342 }
343
344 struct stainforeq {
345 struct ieee80211vap *vap;
346 struct ieee80211req_sta_info *si;
347 size_t space;
348 };
349
350 static size_t
351 sta_space(const struct ieee80211_node *ni, size_t *ielen)
352 {
353 *ielen = ni->ni_ies.len;
354 return roundup(sizeof(struct ieee80211req_sta_info) + *ielen,
355 sizeof(uint32_t));
356 }
357
358 static void
359 get_sta_space(void *arg, struct ieee80211_node *ni)
360 {
361 struct stainforeq *req = arg;
362 size_t ielen;
363
364 if (req->vap != ni->ni_vap)
365 return;
366 if (ni->ni_vap->iv_opmode == IEEE80211_M_HOSTAP &&
367 ni->ni_associd == 0) /* only associated stations */
368 return;
369 req->space += sta_space(ni, &ielen);
370 }
371
372 static __noinline void
373 get_sta_info(void *arg, struct ieee80211_node *ni)
374 {
375 struct stainforeq *req = arg;
376 struct ieee80211vap *vap = ni->ni_vap;
377 struct ieee80211req_sta_info *si;
378 size_t ielen, len;
379 uint8_t *cp;
380
381 if (req->vap != ni->ni_vap)
382 return;
383 if (vap->iv_opmode == IEEE80211_M_HOSTAP &&
384 ni->ni_associd == 0) /* only associated stations */
385 return;
386 if (ni->ni_chan == IEEE80211_CHAN_ANYC) /* XXX bogus entry */
387 return;
388 len = sta_space(ni, &ielen);
389 if (len > req->space)
390 return;
391 si = req->si;
392 si->isi_len = len;
393 si->isi_ie_off = sizeof(struct ieee80211req_sta_info);
394 si->isi_ie_len = ielen;
395 si->isi_freq = ni->ni_chan->ic_freq;
396 si->isi_flags = ni->ni_chan->ic_flags;
397 si->isi_state = ni->ni_flags;
398 si->isi_authmode = ni->ni_authmode;
399 vap->iv_ic->ic_node_getsignal(ni, &si->isi_rssi, &si->isi_noise);
400 vap->iv_ic->ic_node_getmimoinfo(ni, &si->isi_mimo);
401 si->isi_capinfo = ni->ni_capinfo;
402 si->isi_erp = ni->ni_erp;
403 IEEE80211_ADDR_COPY(si->isi_macaddr, ni->ni_macaddr);
404 si->isi_nrates = ni->ni_rates.rs_nrates;
405 if (si->isi_nrates > 15)
406 si->isi_nrates = 15;
407 memcpy(si->isi_rates, ni->ni_rates.rs_rates, si->isi_nrates);
408 si->isi_txrate = ni->ni_txrate;
409 if (si->isi_txrate & IEEE80211_RATE_MCS) {
410 const struct ieee80211_mcs_rates *mcs =
411 &ieee80211_htrates[ni->ni_txrate &~ IEEE80211_RATE_MCS];
412 if (IEEE80211_IS_CHAN_HT40(ni->ni_chan)) {
413 if (ni->ni_flags & IEEE80211_NODE_SGI40)
414 si->isi_txmbps = mcs->ht40_rate_800ns;
415 else
416 si->isi_txmbps = mcs->ht40_rate_400ns;
417 } else {
418 if (ni->ni_flags & IEEE80211_NODE_SGI20)
419 si->isi_txmbps = mcs->ht20_rate_800ns;
420 else
421 si->isi_txmbps = mcs->ht20_rate_400ns;
422 }
423 } else
424 si->isi_txmbps = si->isi_txrate;
425 si->isi_associd = ni->ni_associd;
426 si->isi_txpower = ni->ni_txpower;
427 si->isi_vlan = ni->ni_vlan;
428 if (ni->ni_flags & IEEE80211_NODE_QOS) {
429 memcpy(si->isi_txseqs, ni->ni_txseqs, sizeof(ni->ni_txseqs));
430 memcpy(si->isi_rxseqs, ni->ni_rxseqs, sizeof(ni->ni_rxseqs));
431 } else {
432 si->isi_txseqs[0] = ni->ni_txseqs[IEEE80211_NONQOS_TID];
433 si->isi_rxseqs[0] = ni->ni_rxseqs[IEEE80211_NONQOS_TID];
434 }
435 /* NB: leave all cases in case we relax ni_associd == 0 check */
436 if (ieee80211_node_is_authorized(ni))
437 si->isi_inact = vap->iv_inact_run;
438 else if (ni->ni_associd != 0 ||
439 (vap->iv_opmode == IEEE80211_M_WDS &&
440 (vap->iv_flags_ext & IEEE80211_FEXT_WDSLEGACY)))
441 si->isi_inact = vap->iv_inact_auth;
442 else
443 si->isi_inact = vap->iv_inact_init;
444 si->isi_inact = (si->isi_inact - ni->ni_inact) * IEEE80211_INACT_WAIT;
445 si->isi_localid = ni->ni_mllid;
446 si->isi_peerid = ni->ni_mlpid;
447 si->isi_peerstate = ni->ni_mlstate;
448
449 if (ielen) {
450 cp = ((uint8_t *)si) + si->isi_ie_off;
451 memcpy(cp, ni->ni_ies.data, ielen);
452 }
453
454 req->si = (struct ieee80211req_sta_info *)(((uint8_t *)si) + len);
455 req->space -= len;
456 }
457
458 static __noinline int
459 getstainfo_common(struct ieee80211vap *vap, struct ieee80211req *ireq,
460 struct ieee80211_node *ni, int off)
461 {
462 struct ieee80211com *ic = vap->iv_ic;
463 struct stainforeq req;
464 size_t space;
465 void *p;
466 int error;
467
468 error = 0;
469 req.space = 0;
470 req.vap = vap;
471 if (ni == NULL)
472 ieee80211_iterate_nodes(&ic->ic_sta, get_sta_space, &req);
473 else
474 get_sta_space(&req, ni);
475 if (req.space > ireq->i_len)
476 req.space = ireq->i_len;
477 if (req.space > 0) {
478 space = req.space;
479 /* XXX M_WAITOK after driver lock released */
480 p = kmalloc(space, M_TEMP, M_INTWAIT | M_ZERO);
481 if (p == NULL) {
482 error = ENOMEM;
483 goto bad;
484 }
485 req.si = p;
486 if (ni == NULL)
487 ieee80211_iterate_nodes(&ic->ic_sta, get_sta_info, &req);
488 else
489 get_sta_info(&req, ni);
490 ireq->i_len = space - req.space;
491 error = copyout(p, (uint8_t *) ireq->i_data+off, ireq->i_len);
492 kfree(p, M_TEMP);
493 } else
494 ireq->i_len = 0;
495 bad:
496 if (ni != NULL)
497 ieee80211_free_node(ni);
498 return error;
499 }
500
501 static __noinline int
502 ieee80211_ioctl_getstainfo(struct ieee80211vap *vap, struct ieee80211req *ireq)
503 {
504 uint8_t macaddr[IEEE80211_ADDR_LEN];
505 const int off = __offsetof(struct ieee80211req_sta_req, info);
506 struct ieee80211_node *ni;
507 int error;
508
509 if (ireq->i_len < sizeof(struct ieee80211req_sta_req))
510 return EFAULT;
511 error = copyin(ireq->i_data, macaddr, IEEE80211_ADDR_LEN);
512 if (error != 0)
513 return error;
514 if (IEEE80211_ADDR_EQ(macaddr, vap->iv_ifp->if_broadcastaddr)) {
515 ni = NULL;
516 } else {
517 ni = ieee80211_find_vap_node(&vap->iv_ic->ic_sta, vap, macaddr);
518 if (ni == NULL)
519 return ENOENT;
520 }
521 return getstainfo_common(vap, ireq, ni, off);
522 }
523
524 static __noinline int
525 ieee80211_ioctl_getstatxpow(struct ieee80211vap *vap, struct ieee80211req *ireq)
526 {
527 struct ieee80211_node *ni;
528 struct ieee80211req_sta_txpow txpow;
529 int error;
530
531 if (ireq->i_len != sizeof(txpow))
532 return EINVAL;
533 error = copyin(ireq->i_data, &txpow, sizeof(txpow));
534 if (error != 0)
535 return error;
536 ni = ieee80211_find_vap_node(&vap->iv_ic->ic_sta, vap, txpow.it_macaddr);
537 if (ni == NULL)
538 return ENOENT;
539 txpow.it_txpow = ni->ni_txpower;
540 error = copyout(&txpow, ireq->i_data, sizeof(txpow));
541 ieee80211_free_node(ni);
542 return error;
543 }
544
545 static __noinline int
546 ieee80211_ioctl_getwmeparam(struct ieee80211vap *vap, struct ieee80211req *ireq)
547 {
548 struct ieee80211com *ic = vap->iv_ic;
549 struct ieee80211_wme_state *wme = &ic->ic_wme;
550 struct wmeParams *wmep;
551 int ac;
552
553 if ((ic->ic_caps & IEEE80211_C_WME) == 0)
554 return EINVAL;
555
556 ac = (ireq->i_len & IEEE80211_WMEPARAM_VAL);
557 if (ac >= WME_NUM_AC)
558 ac = WME_AC_BE;
559 if (ireq->i_len & IEEE80211_WMEPARAM_BSS)
560 wmep = &wme->wme_wmeBssChanParams.cap_wmeParams[ac];
561 else
562 wmep = &wme->wme_wmeChanParams.cap_wmeParams[ac];
563 switch (ireq->i_type) {
564 case IEEE80211_IOC_WME_CWMIN: /* WME: CWmin */
565 ireq->i_val = wmep->wmep_logcwmin;
566 break;
567 case IEEE80211_IOC_WME_CWMAX: /* WME: CWmax */
568 ireq->i_val = wmep->wmep_logcwmax;
569 break;
570 case IEEE80211_IOC_WME_AIFS: /* WME: AIFS */
571 ireq->i_val = wmep->wmep_aifsn;
572 break;
573 case IEEE80211_IOC_WME_TXOPLIMIT: /* WME: txops limit */
574 ireq->i_val = wmep->wmep_txopLimit;
575 break;
576 case IEEE80211_IOC_WME_ACM: /* WME: ACM (bss only) */
577 wmep = &wme->wme_wmeBssChanParams.cap_wmeParams[ac];
578 ireq->i_val = wmep->wmep_acm;
579 break;
580 case IEEE80211_IOC_WME_ACKPOLICY: /* WME: ACK policy (!bss only)*/
581 wmep = &wme->wme_wmeChanParams.cap_wmeParams[ac];
582 ireq->i_val = !wmep->wmep_noackPolicy;
583 break;
584 }
585 return 0;
586 }
587
588 static __noinline int
589 ieee80211_ioctl_getmaccmd(struct ieee80211vap *vap, struct ieee80211req *ireq)
590 {
591 const struct ieee80211_aclator *acl = vap->iv_acl;
592
593 return (acl == NULL ? EINVAL : acl->iac_getioctl(vap, ireq));
594 }
595
596 static __noinline int
597 ieee80211_ioctl_getcurchan(struct ieee80211vap *vap, struct ieee80211req *ireq)
598 {
599 struct ieee80211com *ic = vap->iv_ic;
600 struct ieee80211_channel *c;
601
602 if (ireq->i_len != sizeof(struct ieee80211_channel))
603 return EINVAL;
604 /*
605 * vap's may have different operating channels when HT is
606 * in use. When in RUN state report the vap-specific channel.
607 * Otherwise return curchan.
608 */
609 if (vap->iv_state == IEEE80211_S_RUN)
610 c = vap->iv_bss->ni_chan;
611 else
612 c = ic->ic_curchan;
613 return copyout(c, ireq->i_data, sizeof(*c));
614 }
615
616 static int
617 getappie(const struct ieee80211_appie *aie, struct ieee80211req *ireq)
618 {
619 if (aie == NULL)
620 return EINVAL;
621 /* NB: truncate, caller can check length */
622 if (ireq->i_len > aie->ie_len)
623 ireq->i_len = aie->ie_len;
624 return copyout(aie->ie_data, ireq->i_data, ireq->i_len);
625 }
626
627 static int
628 ieee80211_ioctl_getappie(struct ieee80211vap *vap, struct ieee80211req *ireq)
629 {
630 uint8_t fc0;
631
632 fc0 = ireq->i_val & 0xff;
633 if ((fc0 & IEEE80211_FC0_TYPE_MASK) != IEEE80211_FC0_TYPE_MGT)
634 return EINVAL;
635 /* NB: could check iv_opmode and reject but hardly worth the effort */
636 switch (fc0 & IEEE80211_FC0_SUBTYPE_MASK) {
637 case IEEE80211_FC0_SUBTYPE_BEACON:
638 return getappie(vap->iv_appie_beacon, ireq);
639 case IEEE80211_FC0_SUBTYPE_PROBE_RESP:
640 return getappie(vap->iv_appie_proberesp, ireq);
641 case IEEE80211_FC0_SUBTYPE_ASSOC_RESP:
642 return getappie(vap->iv_appie_assocresp, ireq);
643 case IEEE80211_FC0_SUBTYPE_PROBE_REQ:
644 return getappie(vap->iv_appie_probereq, ireq);
645 case IEEE80211_FC0_SUBTYPE_ASSOC_REQ:
646 return getappie(vap->iv_appie_assocreq, ireq);
647 case IEEE80211_FC0_SUBTYPE_BEACON|IEEE80211_FC0_SUBTYPE_PROBE_RESP:
648 return getappie(vap->iv_appie_wpa, ireq);
649 }
650 return EINVAL;
651 }
652
653 static __noinline int
654 ieee80211_ioctl_getregdomain(struct ieee80211vap *vap,
655 const struct ieee80211req *ireq)
656 {
657 struct ieee80211com *ic = vap->iv_ic;
658
659 if (ireq->i_len != sizeof(ic->ic_regdomain))
660 return EINVAL;
661 return copyout(&ic->ic_regdomain, ireq->i_data,
662 sizeof(ic->ic_regdomain));
663 }
664
665 static __noinline int
666 ieee80211_ioctl_getroam(struct ieee80211vap *vap,
667 const struct ieee80211req *ireq)
668 {
669 size_t len = ireq->i_len;
670 /* NB: accept short requests for backwards compat */
671 if (len > sizeof(vap->iv_roamparms))
672 len = sizeof(vap->iv_roamparms);
673 return copyout(vap->iv_roamparms, ireq->i_data, len);
674 }
675
676 static __noinline int
677 ieee80211_ioctl_gettxparams(struct ieee80211vap *vap,
678 const struct ieee80211req *ireq)
679 {
680 size_t len = ireq->i_len;
681 /* NB: accept short requests for backwards compat */
682 if (len > sizeof(vap->iv_txparms))
683 len = sizeof(vap->iv_txparms);
684 return copyout(vap->iv_txparms, ireq->i_data, len);
685 }
686
687 static __noinline int
688 ieee80211_ioctl_getdevcaps(struct ieee80211com *ic,
689 const struct ieee80211req *ireq)
690 {
691 struct ieee80211_devcaps_req *dc;
692 struct ieee80211req_chaninfo *ci;
693 int maxchans, error;
694
695 maxchans = 1 + ((ireq->i_len - sizeof(struct ieee80211_devcaps_req)) /
696 sizeof(struct ieee80211_channel));
697 /* NB: require 1 so we know ic_nchans is accessible */
698 if (maxchans < 1)
699 return EINVAL;
700 /* constrain max request size, 2K channels is ~24Kbytes */
701 if (maxchans > 2048)
702 maxchans = 2048;
703 dc = (struct ieee80211_devcaps_req *)
704 kmalloc(IEEE80211_DEVCAPS_SIZE(maxchans), M_TEMP,
705 M_INTWAIT | M_ZERO);
706 if (dc == NULL)
707 return ENOMEM;
708 dc->dc_drivercaps = ic->ic_caps;
709 dc->dc_cryptocaps = ic->ic_cryptocaps;
710 dc->dc_htcaps = ic->ic_htcaps;
711 ci = &dc->dc_chaninfo;
712 ic->ic_getradiocaps(ic, maxchans, &ci->ic_nchans, ci->ic_chans);
713 KASSERT(ci->ic_nchans <= maxchans,
714 ("nchans %d maxchans %d", ci->ic_nchans, maxchans));
715 ieee80211_sort_channels(ci->ic_chans, ci->ic_nchans);
716 error = copyout(dc, ireq->i_data, IEEE80211_DEVCAPS_SPACE(dc));
717 kfree(dc, M_TEMP);
718 return error;
719 }
720
721 static __noinline int
722 ieee80211_ioctl_getstavlan(struct ieee80211vap *vap, struct ieee80211req *ireq)
723 {
724 struct ieee80211_node *ni;
725 struct ieee80211req_sta_vlan vlan;
726 int error;
727
728 if (ireq->i_len != sizeof(vlan))
729 return EINVAL;
730 error = copyin(ireq->i_data, &vlan, sizeof(vlan));
731 if (error != 0)
732 return error;
733 if (!IEEE80211_ADDR_EQ(vlan.sv_macaddr, zerobssid)) {
734 ni = ieee80211_find_vap_node(&vap->iv_ic->ic_sta, vap,
735 vlan.sv_macaddr);
736 if (ni == NULL)
737 return ENOENT;
738 } else
739 ni = ieee80211_ref_node(vap->iv_bss);
740 vlan.sv_vlan = ni->ni_vlan;
741 error = copyout(&vlan, ireq->i_data, sizeof(vlan));
742 ieee80211_free_node(ni);
743 return error;
744 }
745
746 /*
747 * Dummy ioctl get handler so the linker set is defined.
748 */
749 static int
750 dummy_ioctl_get(struct ieee80211vap *vap, struct ieee80211req *ireq)
751 {
752 return ENOSYS;
753 }
754 IEEE80211_IOCTL_GET(dummy, dummy_ioctl_get);
755
756 static int
757 ieee80211_ioctl_getdefault(struct ieee80211vap *vap, struct ieee80211req *ireq)
758 {
759 ieee80211_ioctl_getfunc * const *get;
760 int error;
761
762 SET_FOREACH(get, ieee80211_ioctl_getset) {
763 error = (*get)(vap, ireq);
764 if (error != ENOSYS)
765 return error;
766 }
767 return EINVAL;
768 }
769
770 /*
771 * When building the kernel with -O2 on the i386 architecture, gcc
772 * seems to want to inline this function into ieee80211_ioctl()
773 * (which is the only routine that calls it). When this happens,
774 * ieee80211_ioctl() ends up consuming an additional 2K of stack
775 * space. (Exactly why it needs so much is unclear.) The problem
776 * is that it's possible for ieee80211_ioctl() to invoke other
777 * routines (including driver init functions) which could then find
778 * themselves perilously close to exhausting the stack.
779 *
780 * To avoid this, we deliberately prevent gcc from inlining this
781 * routine. Another way to avoid this is to use less agressive
782 * optimization when compiling this file (i.e. -O instead of -O2)
783 * but special-casing the compilation of this one module in the
784 * build system would be awkward.
785 */
786 static __noinline int
787 ieee80211_ioctl_get80211(struct ieee80211vap *vap, u_long cmd,
788 struct ieee80211req *ireq)
789 {
790 #define MS(_v, _f) (((_v) & _f) >> _f##_S)
791 struct ieee80211com *ic = vap->iv_ic;
792 u_int kid, len;
793 uint8_t tmpkey[IEEE80211_KEYBUF_SIZE];
794 char tmpssid[IEEE80211_NWID_LEN];
795 int error = 0;
796
797 switch (ireq->i_type) {
798 case IEEE80211_IOC_SSID:
799 switch (vap->iv_state) {
800 case IEEE80211_S_INIT:
801 case IEEE80211_S_SCAN:
802 ireq->i_len = vap->iv_des_ssid[0].len;
803 memcpy(tmpssid, vap->iv_des_ssid[0].ssid, ireq->i_len);
804 break;
805 default:
806 ireq->i_len = vap->iv_bss->ni_esslen;
807 memcpy(tmpssid, vap->iv_bss->ni_essid, ireq->i_len);
808 break;
809 }
810 error = copyout(tmpssid, ireq->i_data, ireq->i_len);
811 break;
812 case IEEE80211_IOC_NUMSSIDS:
813 ireq->i_val = 1;
814 break;
815 case IEEE80211_IOC_WEP:
816 if ((vap->iv_flags & IEEE80211_F_PRIVACY) == 0)
817 ireq->i_val = IEEE80211_WEP_OFF;
818 else if (vap->iv_flags & IEEE80211_F_DROPUNENC)
819 ireq->i_val = IEEE80211_WEP_ON;
820 else
821 ireq->i_val = IEEE80211_WEP_MIXED;
822 break;
823 case IEEE80211_IOC_WEPKEY:
824 kid = (u_int) ireq->i_val;
825 if (kid >= IEEE80211_WEP_NKID)
826 return EINVAL;
827 len = (u_int) vap->iv_nw_keys[kid].wk_keylen;
828 /* NB: only root can read WEP keys */
829 if (priv_check(curthread, PRIV_NET80211_GETKEY) == 0) {
830 bcopy(vap->iv_nw_keys[kid].wk_key, tmpkey, len);
831 } else {
832 bzero(tmpkey, len);
833 }
834 ireq->i_len = len;
835 error = copyout(tmpkey, ireq->i_data, len);
836 break;
837 case IEEE80211_IOC_NUMWEPKEYS:
838 ireq->i_val = IEEE80211_WEP_NKID;
839 break;
840 case IEEE80211_IOC_WEPTXKEY:
841 ireq->i_val = vap->iv_def_txkey;
842 break;
843 case IEEE80211_IOC_AUTHMODE:
844 if (vap->iv_flags & IEEE80211_F_WPA)
845 ireq->i_val = IEEE80211_AUTH_WPA;
846 else
847 ireq->i_val = vap->iv_bss->ni_authmode;
848 break;
849 case IEEE80211_IOC_CHANNEL:
850 ireq->i_val = ieee80211_chan2ieee(ic, ic->ic_curchan);
851 break;
852 case IEEE80211_IOC_POWERSAVE:
853 if (vap->iv_flags & IEEE80211_F_PMGTON)
854 ireq->i_val = IEEE80211_POWERSAVE_ON;
855 else
856 ireq->i_val = IEEE80211_POWERSAVE_OFF;
857 break;
858 case IEEE80211_IOC_POWERSAVESLEEP:
859 ireq->i_val = ic->ic_lintval;
860 break;
861 case IEEE80211_IOC_RTSTHRESHOLD:
862 ireq->i_val = vap->iv_rtsthreshold;
863 break;
864 case IEEE80211_IOC_PROTMODE:
865 ireq->i_val = ic->ic_protmode;
866 break;
867 case IEEE80211_IOC_TXPOWER:
868 /*
869 * Tx power limit is the min of max regulatory
870 * power, any user-set limit, and the max the
871 * radio can do.
872 */
873 ireq->i_val = 2*ic->ic_curchan->ic_maxregpower;
874 if (ireq->i_val > ic->ic_txpowlimit)
875 ireq->i_val = ic->ic_txpowlimit;
876 if (ireq->i_val > ic->ic_curchan->ic_maxpower)
877 ireq->i_val = ic->ic_curchan->ic_maxpower;
878 break;
879 case IEEE80211_IOC_WPA:
880 switch (vap->iv_flags & IEEE80211_F_WPA) {
881 case IEEE80211_F_WPA1:
882 ireq->i_val = 1;
883 break;
884 case IEEE80211_F_WPA2:
885 ireq->i_val = 2;
886 break;
887 case IEEE80211_F_WPA1 | IEEE80211_F_WPA2:
888 ireq->i_val = 3;
889 break;
890 default:
891 ireq->i_val = 0;
892 break;
893 }
894 break;
895 case IEEE80211_IOC_CHANLIST:
896 error = ieee80211_ioctl_getchanlist(vap, ireq);
897 break;
898 case IEEE80211_IOC_ROAMING:
899 ireq->i_val = vap->iv_roaming;
900 break;
901 case IEEE80211_IOC_PRIVACY:
902 ireq->i_val = (vap->iv_flags & IEEE80211_F_PRIVACY) != 0;
903 break;
904 case IEEE80211_IOC_DROPUNENCRYPTED:
905 ireq->i_val = (vap->iv_flags & IEEE80211_F_DROPUNENC) != 0;
906 break;
907 case IEEE80211_IOC_COUNTERMEASURES:
908 ireq->i_val = (vap->iv_flags & IEEE80211_F_COUNTERM) != 0;
909 break;
910 case IEEE80211_IOC_WME:
911 ireq->i_val = (vap->iv_flags & IEEE80211_F_WME) != 0;
912 break;
913 case IEEE80211_IOC_HIDESSID:
914 ireq->i_val = (vap->iv_flags & IEEE80211_F_HIDESSID) != 0;
915 break;
916 case IEEE80211_IOC_APBRIDGE:
917 ireq->i_val = (vap->iv_flags & IEEE80211_F_NOBRIDGE) == 0;
918 break;
919 case IEEE80211_IOC_WPAKEY:
920 error = ieee80211_ioctl_getkey(vap, ireq);
921 break;
922 case IEEE80211_IOC_CHANINFO:
923 error = ieee80211_ioctl_getchaninfo(vap, ireq);
924 break;
925 case IEEE80211_IOC_BSSID:
926 if (ireq->i_len != IEEE80211_ADDR_LEN)
927 return EINVAL;
928 if (vap->iv_state == IEEE80211_S_RUN) {
929 error = copyout(vap->iv_opmode == IEEE80211_M_WDS ?
930 vap->iv_bss->ni_macaddr : vap->iv_bss->ni_bssid,
931 ireq->i_data, ireq->i_len);
932 } else
933 error = copyout(vap->iv_des_bssid, ireq->i_data,
934 ireq->i_len);
935 break;
936 case IEEE80211_IOC_WPAIE:
937 error = ieee80211_ioctl_getwpaie(vap, ireq, ireq->i_type);
938 break;
939 case IEEE80211_IOC_WPAIE2:
940 error = ieee80211_ioctl_getwpaie(vap, ireq, ireq->i_type);
941 break;
942 case IEEE80211_IOC_SCAN_RESULTS:
943 error = ieee80211_ioctl_getscanresults(vap, ireq);
944 break;
945 case IEEE80211_IOC_STA_STATS:
946 error = ieee80211_ioctl_getstastats(vap, ireq);
947 break;
948 case IEEE80211_IOC_TXPOWMAX:
949 ireq->i_val = vap->iv_bss->ni_txpower;
950 break;
951 case IEEE80211_IOC_STA_TXPOW:
952 error = ieee80211_ioctl_getstatxpow(vap, ireq);
953 break;
954 case IEEE80211_IOC_STA_INFO:
955 error = ieee80211_ioctl_getstainfo(vap, ireq);
956 break;
957 case IEEE80211_IOC_WME_CWMIN: /* WME: CWmin */
958 case IEEE80211_IOC_WME_CWMAX: /* WME: CWmax */
959 case IEEE80211_IOC_WME_AIFS: /* WME: AIFS */
960 case IEEE80211_IOC_WME_TXOPLIMIT: /* WME: txops limit */
961 case IEEE80211_IOC_WME_ACM: /* WME: ACM (bss only) */
962 case IEEE80211_IOC_WME_ACKPOLICY: /* WME: ACK policy (bss only) */
963 error = ieee80211_ioctl_getwmeparam(vap, ireq);
964 break;
965 case IEEE80211_IOC_DTIM_PERIOD:
966 ireq->i_val = vap->iv_dtim_period;
967 break;
968 case IEEE80211_IOC_BEACON_INTERVAL:
969 /* NB: get from ic_bss for station mode */
970 ireq->i_val = vap->iv_bss->ni_intval;
971 break;
972 case IEEE80211_IOC_PUREG:
973 ireq->i_val = (vap->iv_flags & IEEE80211_F_PUREG) != 0;
974 break;
975 case IEEE80211_IOC_BGSCAN:
976 ireq->i_val = (vap->iv_flags & IEEE80211_F_BGSCAN) != 0;
977 break;
978 case IEEE80211_IOC_BGSCAN_IDLE:
979 ireq->i_val = vap->iv_bgscanidle*hz/1000; /* ms */
980 break;
981 case IEEE80211_IOC_BGSCAN_INTERVAL:
982 ireq->i_val = vap->iv_bgscanintvl/hz; /* seconds */
983 break;
984 case IEEE80211_IOC_SCANVALID:
985 ireq->i_val = vap->iv_scanvalid/hz; /* seconds */
986 break;
987 case IEEE80211_IOC_FRAGTHRESHOLD:
988 ireq->i_val = vap->iv_fragthreshold;
989 break;
990 case IEEE80211_IOC_MACCMD:
991 error = ieee80211_ioctl_getmaccmd(vap, ireq);
992 break;
993 case IEEE80211_IOC_BURST:
994 ireq->i_val = (vap->iv_flags & IEEE80211_F_BURST) != 0;
995 break;
996 case IEEE80211_IOC_BMISSTHRESHOLD:
997 ireq->i_val = vap->iv_bmissthreshold;
998 break;
999 case IEEE80211_IOC_CURCHAN:
1000 error = ieee80211_ioctl_getcurchan(vap, ireq);
1001 break;
1002 case IEEE80211_IOC_SHORTGI:
1003 ireq->i_val = 0;
1004 if (vap->iv_flags_ht & IEEE80211_FHT_SHORTGI20)
1005 ireq->i_val |= IEEE80211_HTCAP_SHORTGI20;
1006 if (vap->iv_flags_ht & IEEE80211_FHT_SHORTGI40)
1007 ireq->i_val |= IEEE80211_HTCAP_SHORTGI40;
1008 break;
1009 case IEEE80211_IOC_AMPDU:
1010 ireq->i_val = 0;
1011 if (vap->iv_flags_ht & IEEE80211_FHT_AMPDU_TX)
1012 ireq->i_val |= 1;
1013 if (vap->iv_flags_ht & IEEE80211_FHT_AMPDU_RX)
1014 ireq->i_val |= 2;
1015 break;
1016 case IEEE80211_IOC_AMPDU_LIMIT:
1017 if (vap->iv_opmode == IEEE80211_M_HOSTAP)
1018 ireq->i_val = vap->iv_ampdu_rxmax;
1019 else if (vap->iv_state == IEEE80211_S_RUN)
1020 ireq->i_val = MS(vap->iv_bss->ni_htparam,
1021 IEEE80211_HTCAP_MAXRXAMPDU);
1022 else
1023 ireq->i_val = vap->iv_ampdu_limit;
1024 break;
1025 case IEEE80211_IOC_AMPDU_DENSITY:
1026 if (vap->iv_opmode == IEEE80211_M_STA &&
1027 vap->iv_state == IEEE80211_S_RUN)
1028 ireq->i_val = MS(vap->iv_bss->ni_htparam,
1029 IEEE80211_HTCAP_MPDUDENSITY);
1030 else
1031 ireq->i_val = vap->iv_ampdu_density;
1032 break;
1033 case IEEE80211_IOC_AMSDU:
1034 ireq->i_val = 0;
1035 if (vap->iv_flags_ht & IEEE80211_FHT_AMSDU_TX)
1036 ireq->i_val |= 1;
1037 if (vap->iv_flags_ht & IEEE80211_FHT_AMSDU_RX)
1038 ireq->i_val |= 2;
1039 break;
1040 case IEEE80211_IOC_AMSDU_LIMIT:
1041 ireq->i_val = vap->iv_amsdu_limit; /* XXX truncation? */
1042 break;
1043 case IEEE80211_IOC_PUREN:
1044 ireq->i_val = (vap->iv_flags_ht & IEEE80211_FHT_PUREN) != 0;
1045 break;
1046 case IEEE80211_IOC_DOTH:
1047 ireq->i_val = (vap->iv_flags & IEEE80211_F_DOTH) != 0;
1048 break;
1049 case IEEE80211_IOC_REGDOMAIN:
1050 error = ieee80211_ioctl_getregdomain(vap, ireq);
1051 break;
1052 case IEEE80211_IOC_ROAM:
1053 error = ieee80211_ioctl_getroam(vap, ireq);
1054 break;
1055 case IEEE80211_IOC_TXPARAMS:
1056 error = ieee80211_ioctl_gettxparams(vap, ireq);
1057 break;
1058 case IEEE80211_IOC_HTCOMPAT:
1059 ireq->i_val = (vap->iv_flags_ht & IEEE80211_FHT_HTCOMPAT) != 0;
1060 break;
1061 case IEEE80211_IOC_DWDS:
1062 ireq->i_val = (vap->iv_flags & IEEE80211_F_DWDS) != 0;
1063 break;
1064 case IEEE80211_IOC_INACTIVITY:
1065 ireq->i_val = (vap->iv_flags_ext & IEEE80211_FEXT_INACT) != 0;
1066 break;
1067 case IEEE80211_IOC_APPIE:
1068 error = ieee80211_ioctl_getappie(vap, ireq);
1069 break;
1070 case IEEE80211_IOC_WPS:
1071 ireq->i_val = (vap->iv_flags_ext & IEEE80211_FEXT_WPS) != 0;
1072 break;
1073 case IEEE80211_IOC_TSN:
1074 ireq->i_val = (vap->iv_flags_ext & IEEE80211_FEXT_TSN) != 0;
1075 break;
1076 case IEEE80211_IOC_DFS:
1077 ireq->i_val = (vap->iv_flags_ext & IEEE80211_FEXT_DFS) != 0;
1078 break;
1079 case IEEE80211_IOC_DOTD:
1080 ireq->i_val = (vap->iv_flags_ext & IEEE80211_FEXT_DOTD) != 0;
1081 break;
1082 case IEEE80211_IOC_DEVCAPS:
1083 error = ieee80211_ioctl_getdevcaps(ic, ireq);
1084 break;
1085 case IEEE80211_IOC_HTPROTMODE:
1086 ireq->i_val = ic->ic_htprotmode;
1087 break;
1088 case IEEE80211_IOC_HTCONF:
1089 if (vap->iv_flags_ht & IEEE80211_FHT_HT) {
1090 ireq->i_val = 1;
1091 if (vap->iv_flags_ht & IEEE80211_FHT_USEHT40)
1092 ireq->i_val |= 2;
1093 } else
1094 ireq->i_val = 0;
1095 break;
1096 case IEEE80211_IOC_STA_VLAN:
1097 error = ieee80211_ioctl_getstavlan(vap, ireq);
1098 break;
1099 case IEEE80211_IOC_SMPS:
1100 if (vap->iv_opmode == IEEE80211_M_STA &&
1101 vap->iv_state == IEEE80211_S_RUN) {
1102 if (vap->iv_bss->ni_flags & IEEE80211_NODE_MIMO_RTS)
1103 ireq->i_val = IEEE80211_HTCAP_SMPS_DYNAMIC;
1104 else if (vap->iv_bss->ni_flags & IEEE80211_NODE_MIMO_PS)
1105 ireq->i_val = IEEE80211_HTCAP_SMPS_ENA;
1106 else
1107 ireq->i_val = IEEE80211_HTCAP_SMPS_OFF;
1108 } else
1109 ireq->i_val = vap->iv_htcaps & IEEE80211_HTCAP_SMPS;
1110 break;
1111 case IEEE80211_IOC_RIFS:
1112 if (vap->iv_opmode == IEEE80211_M_STA &&
1113 vap->iv_state == IEEE80211_S_RUN)
1114 ireq->i_val =
1115 (vap->iv_bss->ni_flags & IEEE80211_NODE_RIFS) != 0;
1116 else
1117 ireq->i_val =
1118 (vap->iv_flags_ht & IEEE80211_FHT_RIFS) != 0;
1119 break;
1120 default:
1121 error = ieee80211_ioctl_getdefault(vap, ireq);
1122 break;
1123 }
1124 return error;
1125 #undef MS
1126 }
1127
1128 static __noinline int
1129 ieee80211_ioctl_setkey(struct ieee80211vap *vap, struct ieee80211req *ireq)
1130 {
1131 struct ieee80211req_key ik;
1132 struct ieee80211_node *ni;
1133 struct ieee80211_key *wk;
1134 uint16_t kid;
1135 int error, i;
1136
1137 if (ireq->i_len != sizeof(ik))
1138 return EINVAL;
1139 error = copyin(ireq->i_data, &ik, sizeof(ik));
1140 if (error)
1141 return error;
1142 /* NB: cipher support is verified by ieee80211_crypt_newkey */
1143 /* NB: this also checks ik->ik_keylen > sizeof(wk->wk_key) */
1144 if (ik.ik_keylen > sizeof(ik.ik_keydata))
1145 return E2BIG;
1146 kid = ik.ik_keyix;
1147 if (kid == IEEE80211_KEYIX_NONE) {
1148 /* XXX unicast keys currently must be tx/rx */
1149 if (ik.ik_flags != (IEEE80211_KEY_XMIT | IEEE80211_KEY_RECV))
1150 return EINVAL;
1151 if (vap->iv_opmode == IEEE80211_M_STA) {
1152 ni = ieee80211_ref_node(vap->iv_bss);
1153 if (!IEEE80211_ADDR_EQ(ik.ik_macaddr, ni->ni_bssid)) {
1154 ieee80211_free_node(ni);
1155 return EADDRNOTAVAIL;
1156 }
1157 } else {
1158 ni = ieee80211_find_vap_node(&vap->iv_ic->ic_sta, vap,
1159 ik.ik_macaddr);
1160 if (ni == NULL)
1161 return ENOENT;
1162 }
1163 wk = &ni->ni_ucastkey;
1164 } else {
1165 if (kid >= IEEE80211_WEP_NKID)
1166 return EINVAL;
1167 wk = &vap->iv_nw_keys[kid];
1168 /*
1169 * Global slots start off w/o any assigned key index.
1170 * Force one here for consistency with IEEE80211_IOC_WEPKEY.
1171 */
1172 if (wk->wk_keyix == IEEE80211_KEYIX_NONE)
1173 wk->wk_keyix = kid;
1174 ni = NULL;
1175 }
1176 error = 0;
1177 ieee80211_key_update_begin(vap);
1178 if (ieee80211_crypto_newkey(vap, ik.ik_type, ik.ik_flags, wk)) {
1179 wk->wk_keylen = ik.ik_keylen;
1180 /* NB: MIC presence is implied by cipher type */
1181 if (wk->wk_keylen > IEEE80211_KEYBUF_SIZE)
1182 wk->wk_keylen = IEEE80211_KEYBUF_SIZE;
1183 for (i = 0; i < IEEE80211_TID_SIZE; i++)
1184 wk->wk_keyrsc[i] = ik.ik_keyrsc;
1185 wk->wk_keytsc = 0; /* new key, reset */
1186 memset(wk->wk_key, 0, sizeof(wk->wk_key));
1187 memcpy(wk->wk_key, ik.ik_keydata, ik.ik_keylen);
1188 IEEE80211_ADDR_COPY(wk->wk_macaddr,
1189 ni != NULL ? ni->ni_macaddr : ik.ik_macaddr);
1190 if (!ieee80211_crypto_setkey(vap, wk))
1191 error = EIO;
1192 else if ((ik.ik_flags & IEEE80211_KEY_DEFAULT))
1193 vap->iv_def_txkey = kid;
1194 } else
1195 error = ENXIO;
1196 ieee80211_key_update_end(vap);
1197 if (ni != NULL)
1198 ieee80211_free_node(ni);
1199 return error;
1200 }
1201
1202 static __noinline int
1203 ieee80211_ioctl_delkey(struct ieee80211vap *vap, struct ieee80211req *ireq)
1204 {
1205 struct ieee80211req_del_key dk;
1206 int kid, error;
1207
1208 if (ireq->i_len != sizeof(dk))
1209 return EINVAL;
1210 error = copyin(ireq->i_data, &dk, sizeof(dk));
1211 if (error)
1212 return error;
1213 kid = dk.idk_keyix;
1214 /* XXX uint8_t -> uint16_t */
1215 if (dk.idk_keyix == (uint8_t) IEEE80211_KEYIX_NONE) {
1216 struct ieee80211_node *ni;
1217
1218 if (vap->iv_opmode == IEEE80211_M_STA) {
1219 ni = ieee80211_ref_node(vap->iv_bss);
1220 if (!IEEE80211_ADDR_EQ(dk.idk_macaddr, ni->ni_bssid)) {
1221 ieee80211_free_node(ni);
1222 return EADDRNOTAVAIL;
1223 }
1224 } else {
1225 ni = ieee80211_find_vap_node(&vap->iv_ic->ic_sta, vap,
1226 dk.idk_macaddr);
1227 if (ni == NULL)
1228 return ENOENT;
1229 }
1230 /* XXX error return */
1231 ieee80211_node_delucastkey(ni);
1232 ieee80211_free_node(ni);
1233 } else {
1234 if (kid >= IEEE80211_WEP_NKID)
1235 return EINVAL;
1236 /* XXX error return */
1237 ieee80211_crypto_delkey(vap, &vap->iv_nw_keys[kid]);
1238 }
1239 return 0;
1240 }
1241
1242 struct mlmeop {
1243 struct ieee80211vap *vap;
1244 int op;
1245 int reason;
1246 };
1247
1248 static void
1249 mlmedebug(struct ieee80211vap *vap, const uint8_t mac[IEEE80211_ADDR_LEN],
1250 int op, int reason)
1251 {
1252 #ifdef IEEE80211_DEBUG
1253 static const struct {
1254 int mask;
1255 const char *opstr;
1256 } ops[] = {
1257 { 0, "op#0" },
1258 { IEEE80211_MSG_IOCTL | IEEE80211_MSG_STATE |
1259 IEEE80211_MSG_ASSOC, "assoc" },
1260 { IEEE80211_MSG_IOCTL | IEEE80211_MSG_STATE |
1261 IEEE80211_MSG_ASSOC, "disassoc" },
1262 { IEEE80211_MSG_IOCTL | IEEE80211_MSG_STATE |
1263 IEEE80211_MSG_AUTH, "deauth" },
1264 { IEEE80211_MSG_IOCTL | IEEE80211_MSG_STATE |
1265 IEEE80211_MSG_AUTH, "authorize" },
1266 { IEEE80211_MSG_IOCTL | IEEE80211_MSG_STATE |
1267 IEEE80211_MSG_AUTH, "unauthorize" },
1268 };
1269
1270 if (op == IEEE80211_MLME_AUTH) {
1271 IEEE80211_NOTE_MAC(vap, IEEE80211_MSG_IOCTL |
1272 IEEE80211_MSG_STATE | IEEE80211_MSG_AUTH, mac,
1273 "station authenticate %s via MLME (reason %d)",
1274 reason == IEEE80211_STATUS_SUCCESS ? "ACCEPT" : "REJECT",
1275 reason);
1276 } else if (!(IEEE80211_MLME_ASSOC <= op && op <= IEEE80211_MLME_AUTH)) {
1277 IEEE80211_NOTE_MAC(vap, IEEE80211_MSG_ANY, mac,
1278 "unknown MLME request %d (reason %d)", op, reason);
1279 } else if (reason == IEEE80211_STATUS_SUCCESS) {
1280 IEEE80211_NOTE_MAC(vap, ops[op].mask, mac,
1281 "station %s via MLME", ops[op].opstr);
1282 } else {
1283 IEEE80211_NOTE_MAC(vap, ops[op].mask, mac,
1284 "station %s via MLME (reason %d)", ops[op].opstr, reason);
1285 }
1286 #endif /* IEEE80211_DEBUG */
1287 }
1288
1289 static void
1290 domlme(void *arg, struct ieee80211_node *ni)
1291 {
1292 struct mlmeop *mop = arg;
1293 struct ieee80211vap *vap = ni->ni_vap;
1294
1295 if (vap != mop->vap)
1296 return;
1297 /*
1298 * NB: if ni_associd is zero then the node is already cleaned
1299 * up and we don't need to do this (we're safely holding a
1300 * reference but should otherwise not modify it's state).
1301 */
1302 if (ni->ni_associd == 0)
1303 return;
1304 mlmedebug(vap, ni->ni_macaddr, mop->op, mop->reason);
1305 if (mop->op == IEEE80211_MLME_DEAUTH) {
1306 IEEE80211_SEND_MGMT(ni, IEEE80211_FC0_SUBTYPE_DEAUTH,
1307 mop->reason);
1308 } else {
1309 IEEE80211_SEND_MGMT(ni, IEEE80211_FC0_SUBTYPE_DISASSOC,
1310 mop->reason);
1311 }
1312 ieee80211_node_leave(ni);
1313 }
1314
1315 static int
1316 setmlme_dropsta(struct ieee80211vap *vap,
1317 const uint8_t mac[IEEE80211_ADDR_LEN], struct mlmeop *mlmeop)
1318 {
1319 struct ieee80211com *ic = vap->iv_ic;
1320 struct ieee80211_node_table *nt = &ic->ic_sta;
1321 struct ieee80211_node *ni;
1322 int error = 0;
1323
1324 /* NB: the broadcast address means do 'em all */
1325 if (!IEEE80211_ADDR_EQ(mac, ic->ic_ifp->if_broadcastaddr)) {
1326 ni = ieee80211_find_node_locked(nt, mac);
1327 if (ni != NULL) {
1328 domlme(mlmeop, ni);
1329 ieee80211_free_node(ni);
1330 } else
1331 error = ENOENT;
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 ni = ieee80211_find_vap_node_locked(nt, vap, mac);
1396 if (ni != NULL) {
1397 mlmedebug(vap, mac, op, reason);
1398 if (op == IEEE80211_MLME_AUTHORIZE)
1399 ieee80211_node_authorize(ni);
1400 else
1401 ieee80211_node_unauthorize(ni);
1402 ieee80211_free_node(ni);
1403 } else
1404 error = ENOENT;
1405 break;
1406 case IEEE80211_MLME_AUTH:
1407 if (vap->iv_opmode != IEEE80211_M_HOSTAP) {
1408 error = EINVAL;
1409 break;
1410 }
1411 ni = ieee80211_find_vap_node_locked(nt, vap, mac);
1412 if (ni != NULL) {
1413 mlmedebug(vap, mac, op, reason);
1414 if (reason == IEEE80211_STATUS_SUCCESS) {
1415 IEEE80211_SEND_MGMT(ni,
1416 IEEE80211_FC0_SUBTYPE_AUTH, 2);
1417 /*
1418 * For shared key auth, just continue the
1419 * exchange. Otherwise when 802.1x is not in
1420 * use mark the port authorized at this point
1421 * so traffic can flow.
1422 */
1423 if (ni->ni_authmode != IEEE80211_AUTH_8021X &&
1424 ni->ni_challenge == NULL)
1425 ieee80211_node_authorize(ni);
1426 } else {
1427 vap->iv_stats.is_rx_acl++;
1428 ieee80211_send_error(ni, ni->ni_macaddr,
1429 IEEE80211_FC0_SUBTYPE_AUTH, 2|(reason<<16));
1430 ieee80211_node_leave(ni);
1431 }
1432 ieee80211_free_node(ni);
1433 } else
1434 error = ENOENT;
1435 break;
1436 default:
1437 error = EINVAL;
1438 break;
1439 }
1440 return error;
1441 }
1442
1443 struct scanlookup {
1444 const uint8_t *mac;
1445 int esslen;
1446 const uint8_t *essid;
1447 const struct ieee80211_scan_entry *se;
1448 };
1449
1450 /*
1451 * Match mac address and any ssid.
1452 */
1453 static void
1454 mlmelookup(void *arg, const struct ieee80211_scan_entry *se)
1455 {
1456 struct scanlookup *look = arg;
1457
1458 if (!IEEE80211_ADDR_EQ(look->mac, se->se_macaddr))
1459 return;
1460 if (look->esslen != 0) {
1461 if (se->se_ssid[1] != look->esslen)
1462 return;
1463 if (memcmp(look->essid, se->se_ssid+2, look->esslen))
1464 return;
1465 }
1466 look->se = se;
1467 }
1468
1469 static __noinline int
1470 setmlme_assoc(struct ieee80211vap *vap, const uint8_t mac[IEEE80211_ADDR_LEN],
1471 int ssid_len, const uint8_t ssid[IEEE80211_NWID_LEN])
1472 {
1473 struct scanlookup lookup;
1474
1475 /* XXX ibss/ahdemo */
1476 if (vap->iv_opmode != IEEE80211_M_STA)
1477 return EINVAL;
1478
1479 /* NB: this is racey if roaming is !manual */
1480 lookup.se = NULL;
1481 lookup.mac = mac;
1482 lookup.esslen = ssid_len;
1483 lookup.essid = ssid;
1484 ieee80211_scan_iterate(vap, mlmelookup, &lookup);
1485 if (lookup.se == NULL)
1486 return ENOENT;
1487 mlmedebug(vap, mac, IEEE80211_MLME_ASSOC, 0);
1488 if (!ieee80211_sta_join(vap, lookup.se->se_chan, lookup.se))
1489 return EIO; /* XXX unique but could be better */
1490 return 0;
1491 }
1492
1493 static __noinline int
1494 ieee80211_ioctl_setmlme(struct ieee80211vap *vap, struct ieee80211req *ireq)
1495 {
1496 struct ieee80211req_mlme mlme;
1497 int error;
1498
1499 if (ireq->i_len != sizeof(mlme))
1500 return EINVAL;
1501 error = copyin(ireq->i_data, &mlme, sizeof(mlme));
1502 if (error)
1503 return error;
1504 if (mlme.im_op == IEEE80211_MLME_ASSOC)
1505 return setmlme_assoc(vap, mlme.im_macaddr,
1506 vap->iv_des_ssid[0].len, vap->iv_des_ssid[0].ssid);
1507 else
1508 return setmlme_common(vap, mlme.im_op,
1509 mlme.im_macaddr, mlme.im_reason);
1510 }
1511
1512 static __noinline int
1513 ieee80211_ioctl_macmac(struct ieee80211vap *vap, struct ieee80211req *ireq)
1514 {
1515 uint8_t mac[IEEE80211_ADDR_LEN];
1516 const struct ieee80211_aclator *acl = vap->iv_acl;
1517 int error;
1518
1519 if (ireq->i_len != sizeof(mac))
1520 return EINVAL;
1521 error = copyin(ireq->i_data, mac, ireq->i_len);
1522 if (error)
1523 return error;
1524 if (acl == NULL) {
1525 acl = ieee80211_aclator_get("mac");
1526 if (acl == NULL || !acl->iac_attach(vap))
1527 return EINVAL;
1528 vap->iv_acl = acl;
1529 }
1530 if (ireq->i_type == IEEE80211_IOC_ADDMAC)
1531 acl->iac_add(vap, mac);
1532 else
1533 acl->iac_remove(vap, mac);
1534 return 0;
1535 }
1536
1537 static __noinline int
1538 ieee80211_ioctl_setmaccmd(struct ieee80211vap *vap, struct ieee80211req *ireq)
1539 {
1540 const struct ieee80211_aclator *acl = vap->iv_acl;
1541
1542 switch (ireq->i_val) {
1543 case IEEE80211_MACCMD_POLICY_OPEN:
1544 case IEEE80211_MACCMD_POLICY_ALLOW:
1545 case IEEE80211_MACCMD_POLICY_DENY:
1546 case IEEE80211_MACCMD_POLICY_RADIUS:
1547 if (acl == NULL) {
1548 acl = ieee80211_aclator_get("mac");
1549 if (acl == NULL || !acl->iac_attach(vap))
1550 return EINVAL;
1551 vap->iv_acl = acl;
1552 }
1553 acl->iac_setpolicy(vap, ireq->i_val);
1554 break;
1555 case IEEE80211_MACCMD_FLUSH:
1556 if (acl != NULL)
1557 acl->iac_flush(vap);
1558 /* NB: silently ignore when not in use */
1559 break;
1560 case IEEE80211_MACCMD_DETACH:
1561 if (acl != NULL) {
1562 vap->iv_acl = NULL;
1563 acl->iac_detach(vap);
1564 }
1565 break;
1566 default:
1567 if (acl == NULL)
1568 return EINVAL;
1569 else
1570 return acl->iac_setioctl(vap, ireq);
1571 }
1572 return 0;
1573 }
1574
1575 static __noinline int
1576 ieee80211_ioctl_setchanlist(struct ieee80211vap *vap, struct ieee80211req *ireq)
1577 {
1578 struct ieee80211com *ic = vap->iv_ic;
1579 uint8_t *chanlist, *list;
1580 int i, nchan, maxchan, error;
1581
1582 if (ireq->i_len > sizeof(ic->ic_chan_active))
1583 ireq->i_len = sizeof(ic->ic_chan_active);
1584 list = kmalloc(ireq->i_len + IEEE80211_CHAN_BYTES, M_TEMP,
1585 M_INTWAIT | M_ZERO);
1586 if (list == NULL)
1587 return ENOMEM;
1588 error = copyin(ireq->i_data, list, ireq->i_len);
1589 if (error) {
1590 kfree(list, M_TEMP);
1591 return error;
1592 }
1593 nchan = 0;
1594 chanlist = list + ireq->i_len; /* NB: zero'd already */
1595 maxchan = ireq->i_len * NBBY;
1596 for (i = 0; i < ic->ic_nchans; i++) {
1597 const struct ieee80211_channel *c = &ic->ic_channels[i];
1598 /*
1599 * Calculate the intersection of the user list and the
1600 * available channels so users can do things like specify
1601 * 1-255 to get all available channels.
1602 */
1603 if (c->ic_ieee < maxchan && isset(list, c->ic_ieee)) {
1604 setbit(chanlist, c->ic_ieee);
1605 nchan++;
1606 }
1607 }
1608 if (nchan == 0) {
1609 kfree(list, M_TEMP);
1610 return EINVAL;
1611 }
1612 if (ic->ic_bsschan != IEEE80211_CHAN_ANYC && /* XXX */
1613 isclr(chanlist, ic->ic_bsschan->ic_ieee))
1614 ic->ic_bsschan = IEEE80211_CHAN_ANYC;
1615 memcpy(ic->ic_chan_active, chanlist, IEEE80211_CHAN_BYTES);
1616 ieee80211_scan_flush(vap);
1617 kfree(list, M_TEMP);
1618 return ENETRESET;
1619 }
1620
1621 static __noinline int
1622 ieee80211_ioctl_setstastats(struct ieee80211vap *vap, struct ieee80211req *ireq)
1623 {
1624 struct ieee80211_node *ni;
1625 uint8_t macaddr[IEEE80211_ADDR_LEN];
1626 int error;
1627
1628 /*
1629 * NB: we could copyin ieee80211req_sta_stats so apps
1630 * could make selective changes but that's overkill;
1631 * just clear all stats for now.
1632 */
1633 if (ireq->i_len < IEEE80211_ADDR_LEN)
1634 return EINVAL;
1635 error = copyin(ireq->i_data, macaddr, IEEE80211_ADDR_LEN);
1636 if (error != 0)
1637 return error;
1638 ni = ieee80211_find_vap_node(&vap->iv_ic->ic_sta, vap, macaddr);
1639 if (ni == NULL)
1640 return ENOENT;
1641 /* XXX require ni_vap == vap? */
1642 memset(&ni->ni_stats, 0, sizeof(ni->ni_stats));
1643 ieee80211_free_node(ni);
1644 return 0;
1645 }
1646
1647 static __noinline int
1648 ieee80211_ioctl_setstatxpow(struct ieee80211vap *vap, struct ieee80211req *ireq)
1649 {
1650 struct ieee80211_node *ni;
1651 struct ieee80211req_sta_txpow txpow;
1652 int error;
1653
1654 if (ireq->i_len != sizeof(txpow))
1655 return EINVAL;
1656 error = copyin(ireq->i_data, &txpow, sizeof(txpow));
1657 if (error != 0)
1658 return error;
1659 ni = ieee80211_find_vap_node(&vap->iv_ic->ic_sta, vap, txpow.it_macaddr);
1660 if (ni == NULL)
1661 return ENOENT;
1662 ni->ni_txpower = txpow.it_txpow;
1663 ieee80211_free_node(ni);
1664 return error;
1665 }
1666
1667 static __noinline int
1668 ieee80211_ioctl_setwmeparam(struct ieee80211vap *vap, struct ieee80211req *ireq)
1669 {
1670 struct ieee80211com *ic = vap->iv_ic;
1671 struct ieee80211_wme_state *wme = &ic->ic_wme;
1672 struct wmeParams *wmep, *chanp;
1673 int isbss, ac;
1674
1675 if ((ic->ic_caps & IEEE80211_C_WME) == 0)
1676 return EOPNOTSUPP;
1677
1678 isbss = (ireq->i_len & IEEE80211_WMEPARAM_BSS);
1679 ac = (ireq->i_len & IEEE80211_WMEPARAM_VAL);
1680 if (ac >= WME_NUM_AC)
1681 ac = WME_AC_BE;
1682 if (isbss) {
1683 chanp = &wme->wme_bssChanParams.cap_wmeParams[ac];
1684 wmep = &wme->wme_wmeBssChanParams.cap_wmeParams[ac];
1685 } else {
1686 chanp = &wme->wme_chanParams.cap_wmeParams[ac];
1687 wmep = &wme->wme_wmeChanParams.cap_wmeParams[ac];
1688 }
1689 switch (ireq->i_type) {
1690 case IEEE80211_IOC_WME_CWMIN: /* WME: CWmin */
1691 if (isbss) {
1692 wmep->wmep_logcwmin = ireq->i_val;
1693 if ((wme->wme_flags & WME_F_AGGRMODE) == 0)
1694 chanp->wmep_logcwmin = ireq->i_val;
1695 } else {
1696 wmep->wmep_logcwmin = chanp->wmep_logcwmin =
1697 ireq->i_val;
1698 }
1699 break;
1700 case IEEE80211_IOC_WME_CWMAX: /* WME: CWmax */
1701 if (isbss) {
1702 wmep->wmep_logcwmax = ireq->i_val;
1703 if ((wme->wme_flags & WME_F_AGGRMODE) == 0)
1704 chanp->wmep_logcwmax = ireq->i_val;
1705 } else {
1706 wmep->wmep_logcwmax = chanp->wmep_logcwmax =
1707 ireq->i_val;
1708 }
1709 break;
1710 case IEEE80211_IOC_WME_AIFS: /* WME: AIFS */
1711 if (isbss) {
1712 wmep->wmep_aifsn = ireq->i_val;
1713 if ((wme->wme_flags & WME_F_AGGRMODE) == 0)
1714 chanp->wmep_aifsn = ireq->i_val;
1715 } else {
1716 wmep->wmep_aifsn = chanp->wmep_aifsn = ireq->i_val;
1717 }
1718 break;
1719 case IEEE80211_IOC_WME_TXOPLIMIT: /* WME: txops limit */
1720 if (isbss) {
1721 wmep->wmep_txopLimit = ireq->i_val;
1722 if ((wme->wme_flags & WME_F_AGGRMODE) == 0)
1723 chanp->wmep_txopLimit = ireq->i_val;
1724 } else {
1725 wmep->wmep_txopLimit = chanp->wmep_txopLimit =
1726 ireq->i_val;
1727 }
1728 break;
1729 case IEEE80211_IOC_WME_ACM: /* WME: ACM (bss only) */
1730 wmep->wmep_acm = ireq->i_val;
1731 if ((wme->wme_flags & WME_F_AGGRMODE) == 0)
1732 chanp->wmep_acm = ireq->i_val;
1733 break;
1734 case IEEE80211_IOC_WME_ACKPOLICY: /* WME: ACK policy (!bss only)*/
1735 wmep->wmep_noackPolicy = chanp->wmep_noackPolicy =
1736 (ireq->i_val) == 0;
1737 break;
1738 }
1739 ieee80211_wme_updateparams(vap);
1740 return 0;
1741 }
1742
1743 static int
1744 find11gchannel(struct ieee80211com *ic, int start, int freq)
1745 {
1746 const struct ieee80211_channel *c;
1747 int i;
1748
1749 for (i = start+1; i < ic->ic_nchans; i++) {
1750 c = &ic->ic_channels[i];
1751 if (c->ic_freq == freq && IEEE80211_IS_CHAN_ANYG(c))
1752 return 1;
1753 }
1754 /* NB: should not be needed but in case things are mis-sorted */
1755 for (i = 0; i < start; i++) {
1756 c = &ic->ic_channels[i];
1757 if (c->ic_freq == freq && IEEE80211_IS_CHAN_ANYG(c))
1758 return 1;
1759 }
1760 return 0;
1761 }
1762
1763 static struct ieee80211_channel *
1764 findchannel(struct ieee80211com *ic, int ieee, int mode)
1765 {
1766 static const u_int chanflags[IEEE80211_MODE_MAX] = {
1767 [IEEE80211_MODE_AUTO] = 0,
1768 [IEEE80211_MODE_11A] = IEEE80211_CHAN_A,
1769 [IEEE80211_MODE_11B] = IEEE80211_CHAN_B,
1770 [IEEE80211_MODE_11G] = IEEE80211_CHAN_G,
1771 [IEEE80211_MODE_FH] = IEEE80211_CHAN_FHSS,
1772 [IEEE80211_MODE_TURBO_A] = IEEE80211_CHAN_108A,
1773 [IEEE80211_MODE_TURBO_G] = IEEE80211_CHAN_108G,
1774 [IEEE80211_MODE_STURBO_A] = IEEE80211_CHAN_STURBO,
1775 [IEEE80211_MODE_HALF] = IEEE80211_CHAN_HALF,
1776 [IEEE80211_MODE_QUARTER] = IEEE80211_CHAN_QUARTER,
1777 /* NB: handled specially below */
1778 [IEEE80211_MODE_11NA] = IEEE80211_CHAN_A,
1779 [IEEE80211_MODE_11NG] = IEEE80211_CHAN_G,
1780 };
1781 u_int modeflags;
1782 int i;
1783
1784 modeflags = chanflags[mode];
1785 for (i = 0; i < ic->ic_nchans; i++) {
1786 struct ieee80211_channel *c = &ic->ic_channels[i];
1787
1788 if (c->ic_ieee != ieee)
1789 continue;
1790 if (mode == IEEE80211_MODE_AUTO) {
1791 /* ignore turbo channels for autoselect */
1792 if (IEEE80211_IS_CHAN_TURBO(c))
1793 continue;
1794 /*
1795 * XXX special-case 11b/g channels so we
1796 * always select the g channel if both
1797 * are present.
1798 * XXX prefer HT to non-HT?
1799 */
1800 if (!IEEE80211_IS_CHAN_B(c) ||
1801 !find11gchannel(ic, i, c->ic_freq))
1802 return c;
1803 } else {
1804 /* must check HT specially */
1805 if ((mode == IEEE80211_MODE_11NA ||
1806 mode == IEEE80211_MODE_11NG) &&
1807 !IEEE80211_IS_CHAN_HT(c))
1808 continue;
1809 if ((c->ic_flags & modeflags) == modeflags)
1810 return c;
1811 }
1812 }
1813 return NULL;
1814 }
1815
1816 /*
1817 * Check the specified against any desired mode (aka netband).
1818 * This is only used (presently) when operating in hostap mode
1819 * to enforce consistency.
1820 */
1821 static int
1822 check_mode_consistency(const struct ieee80211_channel *c, int mode)
1823 {
1824 KASSERT(c != IEEE80211_CHAN_ANYC, ("oops, no channel"));
1825
1826 switch (mode) {
1827 case IEEE80211_MODE_11B:
1828 return (IEEE80211_IS_CHAN_B(c));
1829 case IEEE80211_MODE_11G:
1830 return (IEEE80211_IS_CHAN_ANYG(c) && !IEEE80211_IS_CHAN_HT(c));
1831 case IEEE80211_MODE_11A:
1832 return (IEEE80211_IS_CHAN_A(c) && !IEEE80211_IS_CHAN_HT(c));
1833 case IEEE80211_MODE_STURBO_A:
1834 return (IEEE80211_IS_CHAN_STURBO(c));
1835 case IEEE80211_MODE_11NA:
1836 return (IEEE80211_IS_CHAN_HTA(c));
1837 case IEEE80211_MODE_11NG:
1838 return (IEEE80211_IS_CHAN_HTG(c));
1839 }
1840 return 1;
1841
1842 }
1843
1844 /*
1845 * Common code to set the current channel. If the device
1846 * is up and running this may result in an immediate channel
1847 * change or a kick of the state machine.
1848 */
1849 static int
1850 setcurchan(struct ieee80211vap *vap, struct ieee80211_channel *c)
1851 {
1852 struct ieee80211com *ic = vap->iv_ic;
1853 int error;
1854
1855 if (c != IEEE80211_CHAN_ANYC) {
1856 if (IEEE80211_IS_CHAN_RADAR(c))
1857 return EBUSY; /* XXX better code? */
1858 if (vap->iv_opmode == IEEE80211_M_HOSTAP) {
1859 if (IEEE80211_IS_CHAN_NOHOSTAP(c))
1860 return EINVAL;
1861 if (!check_mode_consistency(c, vap->iv_des_mode))
1862 return EINVAL;
1863 } else if (vap->iv_opmode == IEEE80211_M_IBSS) {
1864 if (IEEE80211_IS_CHAN_NOADHOC(c))
1865 return EINVAL;
1866 }
1867 if (vap->iv_state == IEEE80211_S_RUN &&
1868 vap->iv_bss->ni_chan == c)
1869 return 0; /* NB: nothing to do */
1870 }
1871 vap->iv_des_chan = c;
1872
1873 error = 0;
1874 if (vap->iv_opmode == IEEE80211_M_MONITOR &&
1875 vap->iv_des_chan != IEEE80211_CHAN_ANYC) {
1876 /*
1877 * Monitor mode can switch directly.
1878 */
1879 if (IFNET_IS_UP_RUNNING(vap->iv_ifp)) {
1880 /* XXX need state machine for other vap's to follow */
1881 ieee80211_setcurchan(ic, vap->iv_des_chan);
1882 vap->iv_bss->ni_chan = ic->ic_curchan;
1883 } else
1884 ic->ic_curchan = vap->iv_des_chan;
1885 ic->ic_rt = ieee80211_get_ratetable(ic->ic_curchan);
1886 } else {
1887 /*
1888 * Need to go through the state machine in case we
1889 * need to reassociate or the like. The state machine
1890 * will pickup the desired channel and avoid scanning.
1891 */
1892 if (IS_UP_AUTO(vap))
1893 ieee80211_new_state(vap, IEEE80211_S_SCAN, 0);
1894 else if (vap->iv_des_chan != IEEE80211_CHAN_ANYC) {
1895 /*
1896 * When not up+running and a real channel has
1897 * been specified fix the current channel so
1898 * there is immediate feedback; e.g. via ifconfig.
1899 */
1900 ic->ic_curchan = vap->iv_des_chan;
1901 ic->ic_rt = ieee80211_get_ratetable(ic->ic_curchan);
1902 }
1903 }
1904 return error;
1905 }
1906
1907 /*
1908 * Old api for setting the current channel; this is
1909 * deprecated because channel numbers are ambiguous.
1910 */
1911 static __noinline int
1912 ieee80211_ioctl_setchannel(struct ieee80211vap *vap,
1913 const struct ieee80211req *ireq)
1914 {
1915 struct ieee80211com *ic = vap->iv_ic;
1916 struct ieee80211_channel *c;
1917
1918 /* XXX 0xffff overflows 16-bit signed */
1919 if (ireq->i_val == 0 ||
1920 ireq->i_val == (int16_t) IEEE80211_CHAN_ANY) {
1921 c = IEEE80211_CHAN_ANYC;
1922 } else {
1923 struct ieee80211_channel *c2;
1924
1925 c = findchannel(ic, ireq->i_val, vap->iv_des_mode);
1926 if (c == NULL) {
1927 c = findchannel(ic, ireq->i_val,
1928 IEEE80211_MODE_AUTO);
1929 if (c == NULL)
1930 return EINVAL;
1931 }
1932 /*
1933 * Fine tune channel selection based on desired mode:
1934 * if 11b is requested, find the 11b version of any
1935 * 11g channel returned,
1936 * if static turbo, find the turbo version of any
1937 * 11a channel return,
1938 * if 11na is requested, find the ht version of any
1939 * 11a channel returned,
1940 * if 11ng is requested, find the ht version of any
1941 * 11g channel returned,
1942 * otherwise we should be ok with what we've got.
1943 */
1944 switch (vap->iv_des_mode) {
1945 case IEEE80211_MODE_11B:
1946 if (IEEE80211_IS_CHAN_ANYG(c)) {
1947 c2 = findchannel(ic, ireq->i_val,
1948 IEEE80211_MODE_11B);
1949 /* NB: should not happen, =>'s 11g w/o 11b */
1950 if (c2 != NULL)
1951 c = c2;
1952 }
1953 break;
1954 case IEEE80211_MODE_TURBO_A:
1955 if (IEEE80211_IS_CHAN_A(c)) {
1956 c2 = findchannel(ic, ireq->i_val,
1957 IEEE80211_MODE_TURBO_A);
1958 if (c2 != NULL)
1959 c = c2;
1960 }
1961 break;
1962 case IEEE80211_MODE_11NA:
1963 if (IEEE80211_IS_CHAN_A(c)) {
1964 c2 = findchannel(ic, ireq->i_val,
1965 IEEE80211_MODE_11NA);
1966 if (c2 != NULL)
1967 c = c2;
1968 }
1969 break;
1970 case IEEE80211_MODE_11NG:
1971 if (IEEE80211_IS_CHAN_ANYG(c)) {
1972 c2 = findchannel(ic, ireq->i_val,
1973 IEEE80211_MODE_11NG);
1974 if (c2 != NULL)
1975 c = c2;
1976 }
1977 break;
1978 default: /* NB: no static turboG */
1979 break;
1980 }
1981 }
1982 return setcurchan(vap, c);
1983 }
1984
1985 /*
1986 * New/current api for setting the current channel; a complete
1987 * channel description is provide so there is no ambiguity in
1988 * identifying the channel.
1989 */
1990 static __noinline int
1991 ieee80211_ioctl_setcurchan(struct ieee80211vap *vap,
1992 const struct ieee80211req *ireq)
1993 {
1994 struct ieee80211com *ic = vap->iv_ic;
1995 struct ieee80211_channel chan, *c;
1996 int error;
1997
1998 if (ireq->i_len != sizeof(chan))
1999 return EINVAL;
2000 error = copyin(ireq->i_data, &chan, sizeof(chan));
2001 if (error != 0)
2002 return error;
2003 /* XXX 0xffff overflows 16-bit signed */
2004 if (chan.ic_freq == 0 || chan.ic_freq == IEEE80211_CHAN_ANY) {
2005 c = IEEE80211_CHAN_ANYC;
2006 } else {
2007 c = ieee80211_find_channel(ic, chan.ic_freq, chan.ic_flags);
2008 if (c == NULL)
2009 return EINVAL;
2010 }
2011 return setcurchan(vap, c);
2012 }
2013
2014 static __noinline int
2015 ieee80211_ioctl_setregdomain(struct ieee80211vap *vap,
2016 const struct ieee80211req *ireq)
2017 {
2018 struct ieee80211_regdomain_req *reg;
2019 int nchans, error;
2020
2021 nchans = 1 + ((ireq->i_len - sizeof(struct ieee80211_regdomain_req)) /
2022 sizeof(struct ieee80211_channel));
2023 if (!(1 <= nchans && nchans <= IEEE80211_CHAN_MAX)) {
2024 IEEE80211_DPRINTF(vap, IEEE80211_MSG_IOCTL,
2025 "%s: bad # chans, i_len %d nchans %d\n", __func__,
2026 ireq->i_len, nchans);
2027 return EINVAL;
2028 }
2029 reg = (struct ieee80211_regdomain_req *)
2030 kmalloc(IEEE80211_REGDOMAIN_SIZE(nchans), M_TEMP, M_INTWAIT);
2031 if (reg == NULL) {
2032 IEEE80211_DPRINTF(vap, IEEE80211_MSG_IOCTL,
2033 "%s: no memory, nchans %d\n", __func__, nchans);
2034 return ENOMEM;
2035 }
2036 error = copyin(ireq->i_data, reg, IEEE80211_REGDOMAIN_SIZE(nchans));
2037 if (error == 0) {
2038 /* NB: validate inline channel count against storage size */
2039 if (reg->chaninfo.ic_nchans != nchans) {
2040 IEEE80211_DPRINTF(vap, IEEE80211_MSG_IOCTL,
2041 "%s: chan cnt mismatch, %d != %d\n", __func__,
2042 reg->chaninfo.ic_nchans, nchans);
2043 error = EINVAL;
2044 } else
2045 error = ieee80211_setregdomain(vap, reg);
2046 }
2047 kfree(reg, M_TEMP);
2048
2049 return (error == 0 ? ENETRESET : error);
2050 }
2051
2052 static int
2053 ieee80211_ioctl_setroam(struct ieee80211vap *vap,
2054 const struct ieee80211req *ireq)
2055 {
2056 if (ireq->i_len != sizeof(vap->iv_roamparms))
2057 return EINVAL;
2058 /* XXX validate params */
2059 /* XXX? ENETRESET to push to device? */
2060 return copyin(ireq->i_data, vap->iv_roamparms,
2061 sizeof(vap->iv_roamparms));
2062 }
2063
2064 static int
2065 checkrate(const struct ieee80211_rateset *rs, int rate)
2066 {
2067 int i;
2068
2069 if (rate == IEEE80211_FIXED_RATE_NONE)
2070 return 1;
2071 for (i = 0; i < rs->rs_nrates; i++)
2072 if ((rs->rs_rates[i] & IEEE80211_RATE_VAL) == rate)
2073 return 1;
2074 return 0;
2075 }
2076
2077 static int
2078 checkmcs(int mcs)
2079 {
2080 if (mcs == IEEE80211_FIXED_RATE_NONE)
2081 return 1;
2082 if ((mcs & IEEE80211_RATE_MCS) == 0) /* MCS always have 0x80 set */
2083 return 0;
2084 return (mcs & 0x7f) <= 15; /* XXX could search ht rate set */
2085 }
2086
2087 static __noinline int
2088 ieee80211_ioctl_settxparams(struct ieee80211vap *vap,
2089 const struct ieee80211req *ireq)
2090 {
2091 struct ieee80211com *ic = vap->iv_ic;
2092 struct ieee80211_txparams_req parms; /* XXX stack use? */
2093 struct ieee80211_txparam *src, *dst;
2094 const struct ieee80211_rateset *rs;
2095 int error, mode, changed, is11n, nmodes;
2096
2097 /* NB: accept short requests for backwards compat */
2098 if (ireq->i_len > sizeof(parms))
2099 return EINVAL;
2100 error = copyin(ireq->i_data, &parms, ireq->i_len);
2101 if (error != 0)
2102 return error;
2103 nmodes = ireq->i_len / sizeof(struct ieee80211_txparam);
2104 changed = 0;
2105 /* validate parameters and check if anything changed */
2106 for (mode = IEEE80211_MODE_11A; mode < nmodes; mode++) {
2107 if (isclr(ic->ic_modecaps, mode))
2108 continue;
2109 src = &parms.params[mode];
2110 dst = &vap->iv_txparms[mode];
2111 rs = &ic->ic_sup_rates[mode]; /* NB: 11n maps to legacy */
2112 is11n = (mode == IEEE80211_MODE_11NA ||
2113 mode == IEEE80211_MODE_11NG);
2114 if (src->ucastrate != dst->ucastrate) {
2115 if (!checkrate(rs, src->ucastrate) &&
2116 (!is11n || !checkmcs(src->ucastrate)))
2117 return EINVAL;
2118 changed++;
2119 }
2120 if (src->mcastrate != dst->mcastrate) {
2121 if (!checkrate(rs, src->mcastrate) &&
2122 (!is11n || !checkmcs(src->mcastrate)))
2123 return EINVAL;
2124 changed++;
2125 }
2126 if (src->mgmtrate != dst->mgmtrate) {
2127 if (!checkrate(rs, src->mgmtrate) &&
2128 (!is11n || !checkmcs(src->mgmtrate)))
2129 return EINVAL;
2130 changed++;
2131 }
2132 if (src->maxretry != dst->maxretry) /* NB: no bounds */
2133 changed++;
2134 }
2135 if (changed) {
2136 /*
2137 * Copy new parameters in place and notify the
2138 * driver so it can push state to the device.
2139 */
2140 for (mode = IEEE80211_MODE_11A; mode < nmodes; mode++) {
2141 if (isset(ic->ic_modecaps, mode))
2142 vap->iv_txparms[mode] = parms.params[mode];
2143 }
2144 /* XXX could be more intelligent,
2145 e.g. don't reset if setting not being used */
2146 return ENETRESET;
2147 }
2148 return 0;
2149 }
2150
2151 /*
2152 * Application Information Element support.
2153 */
2154 static int
2155 setappie(struct ieee80211_appie **aie, const struct ieee80211req *ireq)
2156 {
2157 struct ieee80211_appie *app = *aie;
2158 struct ieee80211_appie *napp;
2159 int error;
2160
2161 if (ireq->i_len == 0) { /* delete any existing ie */
2162 if (app != NULL) {
2163 *aie = NULL; /* XXX racey */
2164 kfree(app, M_80211_NODE_IE);
2165 }
2166 return 0;
2167 }
2168 if (!(2 <= ireq->i_len && ireq->i_len <= IEEE80211_MAX_APPIE))
2169 return EINVAL;
2170 /*
2171 * Allocate a new appie structure and copy in the user data.
2172 * When done swap in the new structure. Note that we do not
2173 * guard against users holding a ref to the old structure;
2174 * this must be handled outside this code.
2175 *
2176 * XXX bad bad bad
2177 */
2178 napp = (struct ieee80211_appie *) kmalloc(
2179 sizeof(struct ieee80211_appie) + ireq->i_len, M_80211_NODE_IE,
2180 M_INTWAIT);
2181 if (napp == NULL)
2182 return ENOMEM;
2183 /* XXX holding ic lock */
2184 error = copyin(ireq->i_data, napp->ie_data, ireq->i_len);
2185 if (error) {
2186 kfree(napp, M_80211_NODE_IE);
2187 return error;
2188 }
2189 napp->ie_len = ireq->i_len;
2190 *aie = napp;
2191 if (app != NULL)
2192 kfree(app, M_80211_NODE_IE);
2193 return 0;
2194 }
2195
2196 static void
2197 setwparsnie(struct ieee80211vap *vap, uint8_t *ie, int space)
2198 {
2199 /* validate data is present as best we can */
2200 if (space == 0 || 2+ie[1] > space)
2201 return;
2202 if (ie[0] == IEEE80211_ELEMID_VENDOR)
2203 vap->iv_wpa_ie = ie;
2204 else if (ie[0] == IEEE80211_ELEMID_RSN)
2205 vap->iv_rsn_ie = ie;
2206 }
2207
2208 static __noinline int
2209 ieee80211_ioctl_setappie_locked(struct ieee80211vap *vap,
2210 const struct ieee80211req *ireq, int fc0)
2211 {
2212 int error;
2213
2214 switch (fc0 & IEEE80211_FC0_SUBTYPE_MASK) {
2215 case IEEE80211_FC0_SUBTYPE_BEACON:
2216 if (vap->iv_opmode != IEEE80211_M_HOSTAP &&
2217 vap->iv_opmode != IEEE80211_M_IBSS) {
2218 error = EINVAL;
2219 break;
2220 }
2221 error = setappie(&vap->iv_appie_beacon, ireq);
2222 if (error == 0)
2223 ieee80211_beacon_notify(vap, IEEE80211_BEACON_APPIE);
2224 break;
2225 case IEEE80211_FC0_SUBTYPE_PROBE_RESP:
2226 error = setappie(&vap->iv_appie_proberesp, ireq);
2227 break;
2228 case IEEE80211_FC0_SUBTYPE_ASSOC_RESP:
2229 if (vap->iv_opmode == IEEE80211_M_HOSTAP)
2230 error = setappie(&vap->iv_appie_assocresp, ireq);
2231 else
2232 error = EINVAL;
2233 break;
2234 case IEEE80211_FC0_SUBTYPE_PROBE_REQ:
2235 error = setappie(&vap->iv_appie_probereq, ireq);
2236 break;
2237 case IEEE80211_FC0_SUBTYPE_ASSOC_REQ:
2238 if (vap->iv_opmode == IEEE80211_M_STA)
2239 error = setappie(&vap->iv_appie_assocreq, ireq);
2240 else
2241 error = EINVAL;
2242 break;
2243 case (IEEE80211_APPIE_WPA & IEEE80211_FC0_SUBTYPE_MASK):
2244 error = setappie(&vap->iv_appie_wpa, ireq);
2245 if (error == 0) {
2246 /*
2247 * Must split single blob of data into separate
2248 * WPA and RSN ie's because they go in different
2249 * locations in the mgt frames.
2250 * XXX use IEEE80211_IOC_WPA2 so user code does split
2251 */
2252 vap->iv_wpa_ie = NULL;
2253 vap->iv_rsn_ie = NULL;
2254 if (vap->iv_appie_wpa != NULL) {
2255 struct ieee80211_appie *appie =
2256 vap->iv_appie_wpa;
2257 uint8_t *data = appie->ie_data;
2258
2259 /* XXX ie length validate is painful, cheat */
2260 setwparsnie(vap, data, appie->ie_len);
2261 setwparsnie(vap, data + 2 + data[1],
2262 appie->ie_len - (2 + data[1]));
2263 }
2264 if (vap->iv_opmode == IEEE80211_M_HOSTAP ||
2265 vap->iv_opmode == IEEE80211_M_IBSS) {
2266 /*
2267 * Must rebuild beacon frame as the update
2268 * mechanism doesn't handle WPA/RSN ie's.
2269 * Could extend it but it doesn't normally
2270 * change; this is just to deal with hostapd
2271 * plumbing the ie after the interface is up.
2272 */
2273 error = ENETRESET;
2274 }
2275 }
2276 break;
2277 default:
2278 error = EINVAL;
2279 break;
2280 }
2281 return error;
2282 }
2283
2284 static __noinline int
2285 ieee80211_ioctl_setappie(struct ieee80211vap *vap,
2286 const struct ieee80211req *ireq)
2287 {
2288 struct ieee80211com *ic = vap->iv_ic;
2289 int error;
2290 uint8_t fc0;
2291
2292 ic = vap->iv_ic;
2293 fc0 = ireq->i_val & 0xff;
2294 if ((fc0 & IEEE80211_FC0_TYPE_MASK) != IEEE80211_FC0_TYPE_MGT)
2295 return EINVAL;
2296 /* NB: could check iv_opmode and reject but hardly worth the effort */
2297 error = ieee80211_ioctl_setappie_locked(vap, ireq, fc0);
2298 return error;
2299 }
2300
2301 static __noinline int
2302 ieee80211_ioctl_chanswitch(struct ieee80211vap *vap, struct ieee80211req *ireq)
2303 {
2304 struct ieee80211com *ic = vap->iv_ic;
2305 struct ieee80211_chanswitch_req csr;
2306 struct ieee80211_channel *c;
2307 int error;
2308
2309 if (ireq->i_len != sizeof(csr))
2310 return EINVAL;
2311 error = copyin(ireq->i_data, &csr, sizeof(csr));
2312 if (error != 0)
2313 return error;
2314 /* XXX adhoc mode not supported */
2315 if (vap->iv_opmode != IEEE80211_M_HOSTAP ||
2316 (vap->iv_flags & IEEE80211_F_DOTH) == 0)
2317 return EOPNOTSUPP;
2318 c = ieee80211_find_channel(ic,
2319 csr.csa_chan.ic_freq, csr.csa_chan.ic_flags);
2320 if (c == NULL)
2321 return ENOENT;
2322 if ((ic->ic_flags & IEEE80211_F_CSAPENDING) == 0)
2323 ieee80211_csa_startswitch(ic, c, csr.csa_mode, csr.csa_count);
2324 else if (csr.csa_count == 0)
2325 ieee80211_csa_cancelswitch(ic);
2326 else
2327 error = EBUSY;
2328 return error;
2329 }
2330
2331 static __noinline int
2332 ieee80211_ioctl_scanreq(struct ieee80211vap *vap, struct ieee80211req *ireq)
2333 {
2334 #define IEEE80211_IOC_SCAN_FLAGS \
2335 (IEEE80211_IOC_SCAN_NOPICK | IEEE80211_IOC_SCAN_ACTIVE | \
2336 IEEE80211_IOC_SCAN_PICK1ST | IEEE80211_IOC_SCAN_BGSCAN | \
2337 IEEE80211_IOC_SCAN_ONCE | IEEE80211_IOC_SCAN_NOBCAST | \
2338 IEEE80211_IOC_SCAN_NOJOIN | IEEE80211_IOC_SCAN_FLUSH | \
2339 IEEE80211_IOC_SCAN_CHECK)
2340 struct ieee80211com *ic = vap->iv_ic;
2341 struct ieee80211_scan_req sr; /* XXX off stack? */
2342 int error, i;
2343
2344 /* NB: parent must be running */
2345 if ((ic->ic_ifp->if_flags & IFF_RUNNING) == 0)
2346 return ENXIO;
2347
2348 if (ireq->i_len != sizeof(sr))
2349 return EINVAL;
2350 error = copyin(ireq->i_data, &sr, sizeof(sr));
2351 if (error != 0)
2352 return error;
2353 /* convert duration */
2354 if (sr.sr_duration == IEEE80211_IOC_SCAN_FOREVER)
2355 sr.sr_duration = IEEE80211_SCAN_FOREVER;
2356 else {
2357 if (sr.sr_duration < IEEE80211_IOC_SCAN_DURATION_MIN ||
2358 sr.sr_duration > IEEE80211_IOC_SCAN_DURATION_MAX)
2359 return EINVAL;
2360 sr.sr_duration = msecs_to_ticks(sr.sr_duration);
2361 if (sr.sr_duration < 1)
2362 sr.sr_duration = 1;
2363 }
2364 /* convert min/max channel dwell */
2365 if (sr.sr_mindwell != 0) {
2366 sr.sr_mindwell = msecs_to_ticks(sr.sr_mindwell);
2367 if (sr.sr_mindwell < 1)
2368 sr.sr_mindwell = 1;
2369 }
2370 if (sr.sr_maxdwell != 0) {
2371 sr.sr_maxdwell = msecs_to_ticks(sr.sr_maxdwell);
2372 if (sr.sr_maxdwell < 1)
2373 sr.sr_maxdwell = 1;
2374 }
2375 /* NB: silently reduce ssid count to what is supported */
2376 if (sr.sr_nssid > IEEE80211_SCAN_MAX_SSID)
2377 sr.sr_nssid = IEEE80211_SCAN_MAX_SSID;
2378 for (i = 0; i < sr.sr_nssid; i++)
2379 if (sr.sr_ssid[i].len > IEEE80211_NWID_LEN)
2380 return EINVAL;
2381 /* cleanse flags just in case, could reject if invalid flags */
2382 sr.sr_flags &= IEEE80211_IOC_SCAN_FLAGS;
2383 /*
2384 * Add an implicit NOPICK if the vap is not marked UP. This
2385 * allows applications to scan without joining a bss (or picking
2386 * a channel and setting up a bss) and without forcing manual
2387 * roaming mode--you just need to mark the parent device UP.
2388 */
2389 if ((vap->iv_ifp->if_flags & IFF_UP) == 0)
2390 sr.sr_flags |= IEEE80211_IOC_SCAN_NOPICK;
2391
2392 IEEE80211_DPRINTF(vap, IEEE80211_MSG_SCAN,
2393 "%s: flags 0x%x%s duration 0x%x mindwell %u maxdwell %u nssid %d\n",
2394 __func__, sr.sr_flags,
2395 (vap->iv_ifp->if_flags & IFF_UP) == 0 ? " (!IFF_UP)" : "",
2396 sr.sr_duration, sr.sr_mindwell, sr.sr_maxdwell, sr.sr_nssid);
2397 /*
2398 * If we are in INIT state then the driver has never had a chance
2399 * to setup hardware state to do a scan; we must use the state
2400 * machine to get us up to the SCAN state but once we reach SCAN
2401 * state we then want to use the supplied params. Stash the
2402 * parameters in the vap and mark IEEE80211_FEXT_SCANREQ; the
2403 * state machines will recognize this and use the stashed params
2404 * to issue the scan request.
2405 *
2406 * Otherwise just invoke the scan machinery directly.
2407 */
2408 if (vap->iv_state == IEEE80211_S_INIT) {
2409 /* NB: clobbers previous settings */
2410 vap->iv_scanreq_flags = sr.sr_flags;
2411 vap->iv_scanreq_duration = sr.sr_duration;
2412 vap->iv_scanreq_nssid = sr.sr_nssid;
2413 for (i = 0; i < sr.sr_nssid; i++) {
2414 vap->iv_scanreq_ssid[i].len = sr.sr_ssid[i].len;
2415 memcpy(vap->iv_scanreq_ssid[i].ssid, sr.sr_ssid[i].ssid,
2416 sr.sr_ssid[i].len);
2417 }
2418 vap->iv_flags_ext |= IEEE80211_FEXT_SCANREQ;
2419 ieee80211_new_state(vap, IEEE80211_S_SCAN, 0);
2420 } else {
2421 vap->iv_flags_ext &= ~IEEE80211_FEXT_SCANREQ;
2422 /* XXX neeed error return codes */
2423 if (sr.sr_flags & IEEE80211_IOC_SCAN_CHECK) {
2424 (void) ieee80211_check_scan(vap, sr.sr_flags,
2425 sr.sr_duration, sr.sr_mindwell, sr.sr_maxdwell,
2426 sr.sr_nssid,
2427 /* NB: cheat, we assume structures are compatible */
2428 (const struct ieee80211_scan_ssid *) &sr.sr_ssid[0]);
2429 } else {
2430 (void) ieee80211_start_scan(vap, sr.sr_flags,
2431 sr.sr_duration, sr.sr_mindwell, sr.sr_maxdwell,
2432 sr.sr_nssid,
2433 /* NB: cheat, we assume structures are compatible */
2434 (const struct ieee80211_scan_ssid *) &sr.sr_ssid[0]);
2435 }
2436 }
2437 return error;
2438 #undef IEEE80211_IOC_SCAN_FLAGS
2439 }
2440
2441 static __noinline int
2442 ieee80211_ioctl_setstavlan(struct ieee80211vap *vap, struct ieee80211req *ireq)
2443 {
2444 struct ieee80211_node *ni;
2445 struct ieee80211req_sta_vlan vlan;
2446 int error;
2447
2448 if (ireq->i_len != sizeof(vlan))
2449 return EINVAL;
2450 error = copyin(ireq->i_data, &vlan, sizeof(vlan));
2451 if (error != 0)
2452 return error;
2453 if (!IEEE80211_ADDR_EQ(vlan.sv_macaddr, zerobssid)) {
2454 ni = ieee80211_find_vap_node(&vap->iv_ic->ic_sta, vap,
2455 vlan.sv_macaddr);
2456 if (ni == NULL)
2457 return ENOENT;
2458 } else
2459 ni = ieee80211_ref_node(vap->iv_bss);
2460 ni->ni_vlan = vlan.sv_vlan;
2461 ieee80211_free_node(ni);
2462 return error;
2463 }
2464
2465 static int
2466 isvap11g(const struct ieee80211vap *vap)
2467 {
2468 const struct ieee80211_node *bss = vap->iv_bss;
2469 return bss->ni_chan != IEEE80211_CHAN_ANYC &&
2470 IEEE80211_IS_CHAN_ANYG(bss->ni_chan);
2471 }
2472
2473 static int
2474 isvapht(const struct ieee80211vap *vap)
2475 {
2476 const struct ieee80211_node *bss = vap->iv_bss;
2477 return bss->ni_chan != IEEE80211_CHAN_ANYC &&
2478 IEEE80211_IS_CHAN_HT(bss->ni_chan);
2479 }
2480
2481 /*
2482 * Dummy ioctl set handler so the linker set is defined.
2483 */
2484 static int
2485 dummy_ioctl_set(struct ieee80211vap *vap, struct ieee80211req *ireq)
2486 {
2487 return ENOSYS;
2488 }
2489 IEEE80211_IOCTL_SET(dummy, dummy_ioctl_set);
2490
2491 static int
2492 ieee80211_ioctl_setdefault(struct ieee80211vap *vap, struct ieee80211req *ireq)
2493 {
2494 ieee80211_ioctl_setfunc * const *set;
2495 int error;
2496
2497 SET_FOREACH(set, ieee80211_ioctl_setset) {
2498 error = (*set)(vap, ireq);
2499 if (error != ENOSYS)
2500 return error;
2501 }
2502 return EINVAL;
2503 }
2504
2505 static __noinline int
2506 ieee80211_ioctl_set80211(struct ieee80211vap *vap, u_long cmd, struct ieee80211req *ireq)
2507 {
2508 struct ieee80211com *ic = vap->iv_ic;
2509 int error;
2510 const struct ieee80211_authenticator *auth;
2511 uint8_t tmpkey[IEEE80211_KEYBUF_SIZE];
2512 char tmpssid[IEEE80211_NWID_LEN];
2513 uint8_t tmpbssid[IEEE80211_ADDR_LEN];
2514 struct ieee80211_key *k;
2515 u_int kid;
2516 uint32_t flags;
2517
2518 error = 0;
2519 switch (ireq->i_type) {
2520 case IEEE80211_IOC_SSID:
2521 if (ireq->i_val != 0 ||
2522 ireq->i_len > IEEE80211_NWID_LEN)
2523 return EINVAL;
2524 error = copyin(ireq->i_data, tmpssid, ireq->i_len);
2525 if (error)
2526 break;
2527 memset(vap->iv_des_ssid[0].ssid, 0, IEEE80211_NWID_LEN);
2528 vap->iv_des_ssid[0].len = ireq->i_len;
2529 memcpy(vap->iv_des_ssid[0].ssid, tmpssid, ireq->i_len);
2530 vap->iv_des_nssid = (ireq->i_len > 0);
2531 error = ENETRESET;
2532 break;
2533 case IEEE80211_IOC_WEP:
2534 switch (ireq->i_val) {
2535 case IEEE80211_WEP_OFF:
2536 vap->iv_flags &= ~IEEE80211_F_PRIVACY;
2537 vap->iv_flags &= ~IEEE80211_F_DROPUNENC;
2538 break;
2539 case IEEE80211_WEP_ON:
2540 vap->iv_flags |= IEEE80211_F_PRIVACY;
2541 vap->iv_flags |= IEEE80211_F_DROPUNENC;
2542 break;
2543 case IEEE80211_WEP_MIXED:
2544 vap->iv_flags |= IEEE80211_F_PRIVACY;
2545 vap->iv_flags &= ~IEEE80211_F_DROPUNENC;
2546 break;
2547 }
2548 error = ENETRESET;
2549 break;
2550 case IEEE80211_IOC_WEPKEY:
2551 kid = (u_int) ireq->i_val;
2552 if (kid >= IEEE80211_WEP_NKID)
2553 return EINVAL;
2554 k = &vap->iv_nw_keys[kid];
2555 if (ireq->i_len == 0) {
2556 /* zero-len =>'s delete any existing key */
2557 (void) ieee80211_crypto_delkey(vap, k);
2558 break;
2559 }
2560 if (ireq->i_len > sizeof(tmpkey))
2561 return EINVAL;
2562 memset(tmpkey, 0, sizeof(tmpkey));
2563 error = copyin(ireq->i_data, tmpkey, ireq->i_len);
2564 if (error)
2565 break;
2566 ieee80211_key_update_begin(vap);
2567 k->wk_keyix = kid; /* NB: force fixed key id */
2568 if (ieee80211_crypto_newkey(vap, IEEE80211_CIPHER_WEP,
2569 IEEE80211_KEY_XMIT | IEEE80211_KEY_RECV, k)) {
2570 k->wk_keylen = ireq->i_len;
2571 memcpy(k->wk_key, tmpkey, sizeof(tmpkey));
2572 IEEE80211_ADDR_COPY(k->wk_macaddr, vap->iv_myaddr);
2573 if (!ieee80211_crypto_setkey(vap, k))
2574 error = EINVAL;
2575 } else
2576 error = EINVAL;
2577 ieee80211_key_update_end(vap);
2578 break;
2579 case IEEE80211_IOC_WEPTXKEY:
2580 kid = (u_int) ireq->i_val;
2581 if (kid >= IEEE80211_WEP_NKID &&
2582 (uint16_t) kid != IEEE80211_KEYIX_NONE)
2583 return EINVAL;
2584 vap->iv_def_txkey = kid;
2585 break;
2586 case IEEE80211_IOC_AUTHMODE:
2587 switch (ireq->i_val) {
2588 case IEEE80211_AUTH_WPA:
2589 case IEEE80211_AUTH_8021X: /* 802.1x */
2590 case IEEE80211_AUTH_OPEN: /* open */
2591 case IEEE80211_AUTH_SHARED: /* shared-key */
2592 case IEEE80211_AUTH_AUTO: /* auto */
2593 auth = ieee80211_authenticator_get(ireq->i_val);
2594 if (auth == NULL)
2595 return EINVAL;
2596 break;
2597 default:
2598 return EINVAL;
2599 }
2600 switch (ireq->i_val) {
2601 case IEEE80211_AUTH_WPA: /* WPA w/ 802.1x */
2602 vap->iv_flags |= IEEE80211_F_PRIVACY;
2603 ireq->i_val = IEEE80211_AUTH_8021X;
2604 break;
2605 case IEEE80211_AUTH_OPEN: /* open */
2606 vap->iv_flags &= ~(IEEE80211_F_WPA|IEEE80211_F_PRIVACY);
2607 break;
2608 case IEEE80211_AUTH_SHARED: /* shared-key */
2609 case IEEE80211_AUTH_8021X: /* 802.1x */
2610 vap->iv_flags &= ~IEEE80211_F_WPA;
2611 /* both require a key so mark the PRIVACY capability */
2612 vap->iv_flags |= IEEE80211_F_PRIVACY;
2613 break;
2614 case IEEE80211_AUTH_AUTO: /* auto */
2615 vap->iv_flags &= ~IEEE80211_F_WPA;
2616 /* XXX PRIVACY handling? */
2617 /* XXX what's the right way to do this? */
2618 break;
2619 }
2620 /* NB: authenticator attach/detach happens on state change */
2621 vap->iv_bss->ni_authmode = ireq->i_val;
2622 /* XXX mixed/mode/usage? */
2623 vap->iv_auth = auth;
2624 error = ENETRESET;
2625 break;
2626 case IEEE80211_IOC_CHANNEL:
2627 error = ieee80211_ioctl_setchannel(vap, ireq);
2628 break;
2629 case IEEE80211_IOC_POWERSAVE:
2630 switch (ireq->i_val) {
2631 case IEEE80211_POWERSAVE_OFF:
2632 if (vap->iv_flags & IEEE80211_F_PMGTON) {
2633 ieee80211_syncflag(vap, -IEEE80211_F_PMGTON);
2634 error = ERESTART;
2635 }
2636 break;
2637 case IEEE80211_POWERSAVE_ON:
2638 if ((vap->iv_caps & IEEE80211_C_PMGT) == 0)
2639 error = EOPNOTSUPP;
2640 else if ((vap->iv_flags & IEEE80211_F_PMGTON) == 0) {
2641 ieee80211_syncflag(vap, IEEE80211_F_PMGTON);
2642 error = ERESTART;
2643 }
2644 break;
2645 default:
2646 error = EINVAL;
2647 break;
2648 }
2649 break;
2650 case IEEE80211_IOC_POWERSAVESLEEP:
2651 if (ireq->i_val < 0)
2652 return EINVAL;
2653 ic->ic_lintval = ireq->i_val;
2654 error = ERESTART;
2655 break;
2656 case IEEE80211_IOC_RTSTHRESHOLD:
2657 if (!(IEEE80211_RTS_MIN <= ireq->i_val &&
2658 ireq->i_val <= IEEE80211_RTS_MAX))
2659 return EINVAL;
2660 vap->iv_rtsthreshold = ireq->i_val;
2661 error = ERESTART;
2662 break;
2663 case IEEE80211_IOC_PROTMODE:
2664 if (ireq->i_val > IEEE80211_PROT_RTSCTS)
2665 return EINVAL;
2666 ic->ic_protmode = ireq->i_val;
2667 /* NB: if not operating in 11g this can wait */
2668 if (ic->ic_bsschan != IEEE80211_CHAN_ANYC &&
2669 IEEE80211_IS_CHAN_ANYG(ic->ic_bsschan))
2670 error = ERESTART;
2671 break;
2672 case IEEE80211_IOC_TXPOWER:
2673 if ((ic->ic_caps & IEEE80211_C_TXPMGT) == 0)
2674 return EOPNOTSUPP;
2675 if (!(IEEE80211_TXPOWER_MIN <= ireq->i_val &&
2676 ireq->i_val <= IEEE80211_TXPOWER_MAX))
2677 return EINVAL;
2678 ic->ic_txpowlimit = ireq->i_val;
2679 error = ERESTART;
2680 break;
2681 case IEEE80211_IOC_ROAMING:
2682 if (!(IEEE80211_ROAMING_DEVICE <= ireq->i_val &&
2683 ireq->i_val <= IEEE80211_ROAMING_MANUAL))
2684 return EINVAL;
2685 vap->iv_roaming = ireq->i_val;
2686 /* XXXX reset? */
2687 break;
2688 case IEEE80211_IOC_PRIVACY:
2689 if (ireq->i_val) {
2690 /* XXX check for key state? */
2691 vap->iv_flags |= IEEE80211_F_PRIVACY;
2692 } else
2693 vap->iv_flags &= ~IEEE80211_F_PRIVACY;
2694 /* XXX ERESTART? */
2695 break;
2696 case IEEE80211_IOC_DROPUNENCRYPTED:
2697 if (ireq->i_val)
2698 vap->iv_flags |= IEEE80211_F_DROPUNENC;
2699 else
2700 vap->iv_flags &= ~IEEE80211_F_DROPUNENC;
2701 /* XXX ERESTART? */
2702 break;
2703 case IEEE80211_IOC_WPAKEY:
2704 error = ieee80211_ioctl_setkey(vap, ireq);
2705 break;
2706 case IEEE80211_IOC_DELKEY:
2707 error = ieee80211_ioctl_delkey(vap, ireq);
2708 break;
2709 case IEEE80211_IOC_MLME:
2710 error = ieee80211_ioctl_setmlme(vap, ireq);
2711 break;
2712 case IEEE80211_IOC_COUNTERMEASURES:
2713 if (ireq->i_val) {
2714 if ((vap->iv_flags & IEEE80211_F_WPA) == 0)
2715 return EOPNOTSUPP;
2716 vap->iv_flags |= IEEE80211_F_COUNTERM;
2717 } else
2718 vap->iv_flags &= ~IEEE80211_F_COUNTERM;
2719 /* XXX ERESTART? */
2720 break;
2721 case IEEE80211_IOC_WPA:
2722 if (ireq->i_val > 3)
2723 return EINVAL;
2724 /* XXX verify ciphers available */
2725 flags = vap->iv_flags & ~IEEE80211_F_WPA;
2726 switch (ireq->i_val) {
2727 case 1:
2728 if (!(vap->iv_caps & IEEE80211_C_WPA1))
2729 return EOPNOTSUPP;
2730 flags |= IEEE80211_F_WPA1;
2731 break;
2732 case 2:
2733 if (!(vap->iv_caps & IEEE80211_C_WPA2))
2734 return EOPNOTSUPP;
2735 flags |= IEEE80211_F_WPA2;
2736 break;
2737 case 3:
2738 if ((vap->iv_caps & IEEE80211_C_WPA) != IEEE80211_C_WPA)
2739 return EOPNOTSUPP;
2740 flags |= IEEE80211_F_WPA1 | IEEE80211_F_WPA2;
2741 break;
2742 default: /* Can't set any -> error */
2743 return EOPNOTSUPP;
2744 }
2745 vap->iv_flags = flags;
2746 error = ERESTART; /* NB: can change beacon frame */
2747 break;
2748 case IEEE80211_IOC_WME:
2749 if (ireq->i_val) {
2750 if ((vap->iv_caps & IEEE80211_C_WME) == 0)
2751 return EOPNOTSUPP;
2752 ieee80211_syncflag(vap, IEEE80211_F_WME);
2753 } else
2754 ieee80211_syncflag(vap, -IEEE80211_F_WME);
2755 error = ERESTART; /* NB: can change beacon frame */
2756 break;
2757 case IEEE80211_IOC_HIDESSID:
2758 if (ireq->i_val)
2759 vap->iv_flags |= IEEE80211_F_HIDESSID;
2760 else
2761 vap->iv_flags &= ~IEEE80211_F_HIDESSID;
2762 error = ERESTART; /* XXX ENETRESET? */
2763 break;
2764 case IEEE80211_IOC_APBRIDGE:
2765 if (ireq->i_val == 0)
2766 vap->iv_flags |= IEEE80211_F_NOBRIDGE;
2767 else
2768 vap->iv_flags &= ~IEEE80211_F_NOBRIDGE;
2769 break;
2770 case IEEE80211_IOC_BSSID:
2771 if (ireq->i_len != sizeof(tmpbssid))
2772 return EINVAL;
2773 error = copyin(ireq->i_data, tmpbssid, ireq->i_len);
2774 if (error)
2775 break;
2776 IEEE80211_ADDR_COPY(vap->iv_des_bssid, tmpbssid);
2777 if (IEEE80211_ADDR_EQ(vap->iv_des_bssid, zerobssid))
2778 vap->iv_flags &= ~IEEE80211_F_DESBSSID;
2779 else
2780 vap->iv_flags |= IEEE80211_F_DESBSSID;
2781 error = ENETRESET;
2782 break;
2783 case IEEE80211_IOC_CHANLIST:
2784 error = ieee80211_ioctl_setchanlist(vap, ireq);
2785 break;
2786 #define OLD_IEEE80211_IOC_SCAN_REQ 23
2787 #ifdef OLD_IEEE80211_IOC_SCAN_REQ
2788 case OLD_IEEE80211_IOC_SCAN_REQ:
2789 IEEE80211_DPRINTF(vap, IEEE80211_MSG_SCAN,
2790 "%s: active scan request\n", __func__);
2791 /*
2792 * If we are in INIT state then the driver has never
2793 * had a chance to setup hardware state to do a scan;
2794 * use the state machine to get us up the SCAN state.
2795 * Otherwise just invoke the scan machinery to start
2796 * a one-time scan.
2797 */
2798 if (vap->iv_state == IEEE80211_S_INIT)
2799 ieee80211_new_state(vap, IEEE80211_S_SCAN, 0);
2800 else
2801 (void) ieee80211_start_scan(vap,
2802 IEEE80211_SCAN_ACTIVE |
2803 IEEE80211_SCAN_NOPICK |
2804 IEEE80211_SCAN_ONCE,
2805 IEEE80211_SCAN_FOREVER, 0, 0,
2806 /* XXX use ioctl params */
2807 vap->iv_des_nssid, vap->iv_des_ssid);
2808 break;
2809 #endif /* OLD_IEEE80211_IOC_SCAN_REQ */
2810 case IEEE80211_IOC_SCAN_REQ:
2811 error = ieee80211_ioctl_scanreq(vap, ireq);
2812 break;
2813 case IEEE80211_IOC_SCAN_CANCEL:
2814 IEEE80211_DPRINTF(vap, IEEE80211_MSG_SCAN,
2815 "%s: cancel scan\n", __func__);
2816 ieee80211_cancel_scan(vap);
2817 break;
2818 case IEEE80211_IOC_HTCONF:
2819 if (ireq->i_val & 1)
2820 ieee80211_syncflag_ht(vap, IEEE80211_FHT_HT);
2821 else
2822 ieee80211_syncflag_ht(vap, -IEEE80211_FHT_HT);
2823 if (ireq->i_val & 2)
2824 ieee80211_syncflag_ht(vap, IEEE80211_FHT_USEHT40);
2825 else
2826 ieee80211_syncflag_ht(vap, -IEEE80211_FHT_USEHT40);
2827 error = ENETRESET;
2828 break;
2829 case IEEE80211_IOC_ADDMAC:
2830 case IEEE80211_IOC_DELMAC:
2831 error = ieee80211_ioctl_macmac(vap, ireq);
2832 break;
2833 case IEEE80211_IOC_MACCMD:
2834 error = ieee80211_ioctl_setmaccmd(vap, ireq);
2835 break;
2836 case IEEE80211_IOC_STA_STATS:
2837 error = ieee80211_ioctl_setstastats(vap, ireq);
2838 break;
2839 case IEEE80211_IOC_STA_TXPOW:
2840 error = ieee80211_ioctl_setstatxpow(vap, ireq);
2841 break;
2842 case IEEE80211_IOC_WME_CWMIN: /* WME: CWmin */
2843 case IEEE80211_IOC_WME_CWMAX: /* WME: CWmax */
2844 case IEEE80211_IOC_WME_AIFS: /* WME: AIFS */
2845 case IEEE80211_IOC_WME_TXOPLIMIT: /* WME: txops limit */
2846 case IEEE80211_IOC_WME_ACM: /* WME: ACM (bss only) */
2847 case IEEE80211_IOC_WME_ACKPOLICY: /* WME: ACK policy (bss only) */
2848 error = ieee80211_ioctl_setwmeparam(vap, ireq);
2849 break;
2850 case IEEE80211_IOC_DTIM_PERIOD:
2851 if (vap->iv_opmode != IEEE80211_M_HOSTAP &&
2852 vap->iv_opmode != IEEE80211_M_MBSS &&
2853 vap->iv_opmode != IEEE80211_M_IBSS)
2854 return EINVAL;
2855 if (IEEE80211_DTIM_MIN <= ireq->i_val &&
2856 ireq->i_val <= IEEE80211_DTIM_MAX) {
2857 vap->iv_dtim_period = ireq->i_val;
2858 error = ENETRESET; /* requires restart */
2859 } else
2860 error = EINVAL;
2861 break;
2862 case IEEE80211_IOC_BEACON_INTERVAL:
2863 if (vap->iv_opmode != IEEE80211_M_HOSTAP &&
2864 vap->iv_opmode != IEEE80211_M_MBSS &&
2865 vap->iv_opmode != IEEE80211_M_IBSS)
2866 return EINVAL;
2867 if (IEEE80211_BINTVAL_MIN <= ireq->i_val &&
2868 ireq->i_val <= IEEE80211_BINTVAL_MAX) {
2869 ic->ic_bintval = ireq->i_val;
2870 error = ENETRESET; /* requires restart */
2871 } else
2872 error = EINVAL;
2873 break;
2874 case IEEE80211_IOC_PUREG:
2875 if (ireq->i_val)
2876 vap->iv_flags |= IEEE80211_F_PUREG;
2877 else
2878 vap->iv_flags &= ~IEEE80211_F_PUREG;
2879 /* NB: reset only if we're operating on an 11g channel */
2880 if (isvap11g(vap))
2881 error = ENETRESET;
2882 break;
2883 case IEEE80211_IOC_BGSCAN:
2884 if (ireq->i_val) {
2885 if ((vap->iv_caps & IEEE80211_C_BGSCAN) == 0)
2886 return EOPNOTSUPP;
2887 vap->iv_flags |= IEEE80211_F_BGSCAN;
2888 } else
2889 vap->iv_flags &= ~IEEE80211_F_BGSCAN;
2890 break;
2891 case IEEE80211_IOC_BGSCAN_IDLE:
2892 if (ireq->i_val >= IEEE80211_BGSCAN_IDLE_MIN)
2893 vap->iv_bgscanidle = ireq->i_val*hz/1000;
2894 else
2895 error = EINVAL;
2896 break;
2897 case IEEE80211_IOC_BGSCAN_INTERVAL:
2898 if (ireq->i_val >= IEEE80211_BGSCAN_INTVAL_MIN)
2899 vap->iv_bgscanintvl = ireq->i_val*hz;
2900 else
2901 error = EINVAL;
2902 break;
2903 case IEEE80211_IOC_SCANVALID:
2904 if (ireq->i_val >= IEEE80211_SCAN_VALID_MIN)
2905 vap->iv_scanvalid = ireq->i_val*hz;
2906 else
2907 error = EINVAL;
2908 break;
2909 case IEEE80211_IOC_FRAGTHRESHOLD:
2910 if ((vap->iv_caps & IEEE80211_C_TXFRAG) == 0 &&
2911 ireq->i_val != IEEE80211_FRAG_MAX)
2912 return EOPNOTSUPP;
2913 if (!(IEEE80211_FRAG_MIN <= ireq->i_val &&
2914 ireq->i_val <= IEEE80211_FRAG_MAX))
2915 return EINVAL;
2916 vap->iv_fragthreshold = ireq->i_val;
2917 error = ERESTART;
2918 break;
2919 case IEEE80211_IOC_BURST:
2920 if (ireq->i_val) {
2921 if ((vap->iv_caps & IEEE80211_C_BURST) == 0)
2922 return EOPNOTSUPP;
2923 ieee80211_syncflag(vap, IEEE80211_F_BURST);
2924 } else
2925 ieee80211_syncflag(vap, -IEEE80211_F_BURST);
2926 error = ERESTART;
2927 break;
2928 case IEEE80211_IOC_BMISSTHRESHOLD:
2929 if (!(IEEE80211_HWBMISS_MIN <= ireq->i_val &&
2930 ireq->i_val <= IEEE80211_HWBMISS_MAX))
2931 return EINVAL;
2932 vap->iv_bmissthreshold = ireq->i_val;
2933 error = ERESTART;
2934 break;
2935 case IEEE80211_IOC_CURCHAN:
2936 error = ieee80211_ioctl_setcurchan(vap, ireq);
2937 break;
2938 case IEEE80211_IOC_SHORTGI:
2939 if (ireq->i_val) {
2940 #define IEEE80211_HTCAP_SHORTGI \
2941 (IEEE80211_HTCAP_SHORTGI20 | IEEE80211_HTCAP_SHORTGI40)
2942 if (((ireq->i_val ^ vap->iv_htcaps) & IEEE80211_HTCAP_SHORTGI) != 0)
2943 return EINVAL;
2944 if (ireq->i_val & IEEE80211_HTCAP_SHORTGI20)
2945 vap->iv_flags_ht |= IEEE80211_FHT_SHORTGI20;
2946 if (ireq->i_val & IEEE80211_HTCAP_SHORTGI40)
2947 vap->iv_flags_ht |= IEEE80211_FHT_SHORTGI40;
2948 #undef IEEE80211_HTCAP_SHORTGI
2949 } else
2950 vap->iv_flags_ht &=
2951 ~(IEEE80211_FHT_SHORTGI20 | IEEE80211_FHT_SHORTGI40);
2952 error = ERESTART;
2953 break;
2954 case IEEE80211_IOC_AMPDU:
2955 if (ireq->i_val && (vap->iv_htcaps & IEEE80211_HTC_AMPDU) == 0)
2956 return EINVAL;
2957 if (ireq->i_val & 1)
2958 vap->iv_flags_ht |= IEEE80211_FHT_AMPDU_TX;
2959 else
2960 vap->iv_flags_ht &= ~IEEE80211_FHT_AMPDU_TX;
2961 if (ireq->i_val & 2)
2962 vap->iv_flags_ht |= IEEE80211_FHT_AMPDU_RX;
2963 else
2964 vap->iv_flags_ht &= ~IEEE80211_FHT_AMPDU_RX;
2965 /* NB: reset only if we're operating on an 11n channel */
2966 if (isvapht(vap))
2967 error = ERESTART;
2968 break;
2969 case IEEE80211_IOC_AMPDU_LIMIT:
2970 if (!(IEEE80211_HTCAP_MAXRXAMPDU_8K <= ireq->i_val &&
2971 ireq->i_val <= IEEE80211_HTCAP_MAXRXAMPDU_64K))
2972 return EINVAL;
2973 if (vap->iv_opmode == IEEE80211_M_HOSTAP)
2974 vap->iv_ampdu_rxmax = ireq->i_val;
2975 else
2976 vap->iv_ampdu_limit = ireq->i_val;
2977 error = ERESTART;
2978 break;
2979 case IEEE80211_IOC_AMPDU_DENSITY:
2980 if (!(IEEE80211_HTCAP_MPDUDENSITY_NA <= ireq->i_val &&
2981 ireq->i_val <= IEEE80211_HTCAP_MPDUDENSITY_16))
2982 return EINVAL;
2983 vap->iv_ampdu_density = ireq->i_val;
2984 error = ERESTART;
2985 break;
2986 case IEEE80211_IOC_AMSDU:
2987 if (ireq->i_val && (vap->iv_htcaps & IEEE80211_HTC_AMSDU) == 0)
2988 return EINVAL;
2989 if (ireq->i_val & 1)
2990 vap->iv_flags_ht |= IEEE80211_FHT_AMSDU_TX;
2991 else
2992 vap->iv_flags_ht &= ~IEEE80211_FHT_AMSDU_TX;
2993 if (ireq->i_val & 2)
2994 vap->iv_flags_ht |= IEEE80211_FHT_AMSDU_RX;
2995 else
2996 vap->iv_flags_ht &= ~IEEE80211_FHT_AMSDU_RX;
2997 /* NB: reset only if we're operating on an 11n channel */
2998 if (isvapht(vap))
2999 error = ERESTART;
3000 break;
3001 case IEEE80211_IOC_AMSDU_LIMIT:
3002 /* XXX validate */
3003 vap->iv_amsdu_limit = ireq->i_val; /* XXX truncation? */
3004 break;
3005 case IEEE80211_IOC_PUREN:
3006 if (ireq->i_val) {
3007 if ((vap->iv_flags_ht & IEEE80211_FHT_HT) == 0)
3008 return EINVAL;
3009 vap->iv_flags_ht |= IEEE80211_FHT_PUREN;
3010 } else
3011 vap->iv_flags_ht &= ~IEEE80211_FHT_PUREN;
3012 /* NB: reset only if we're operating on an 11n channel */
3013 if (isvapht(vap))
3014 error = ERESTART;
3015 break;
3016 case IEEE80211_IOC_DOTH:
3017 if (ireq->i_val) {
3018 #if 0
3019 /* XXX no capability */
3020 if ((vap->iv_caps & IEEE80211_C_DOTH) == 0)
3021 return EOPNOTSUPP;
3022 #endif
3023 vap->iv_flags |= IEEE80211_F_DOTH;
3024 } else
3025 vap->iv_flags &= ~IEEE80211_F_DOTH;
3026 error = ENETRESET;
3027 break;
3028 case IEEE80211_IOC_REGDOMAIN:
3029 error = ieee80211_ioctl_setregdomain(vap, ireq);
3030 break;
3031 case IEEE80211_IOC_ROAM:
3032 error = ieee80211_ioctl_setroam(vap, ireq);
3033 break;
3034 case IEEE80211_IOC_TXPARAMS:
3035 error = ieee80211_ioctl_settxparams(vap, ireq);
3036 break;
3037 case IEEE80211_IOC_HTCOMPAT:
3038 if (ireq->i_val) {
3039 if ((vap->iv_flags_ht & IEEE80211_FHT_HT) == 0)
3040 return EOPNOTSUPP;
3041 vap->iv_flags_ht |= IEEE80211_FHT_HTCOMPAT;
3042 } else
3043 vap->iv_flags_ht &= ~IEEE80211_FHT_HTCOMPAT;
3044 /* NB: reset only if we're operating on an 11n channel */
3045 if (isvapht(vap))
3046 error = ERESTART;
3047 break;
3048 case IEEE80211_IOC_DWDS:
3049 if (ireq->i_val) {
3050 /* NB: DWDS only makes sense for WDS-capable devices */
3051 if ((ic->ic_caps & IEEE80211_C_WDS) == 0)
3052 return EOPNOTSUPP;
3053 /* NB: DWDS is used only with ap+sta vaps */
3054 if (vap->iv_opmode != IEEE80211_M_HOSTAP &&
3055 vap->iv_opmode != IEEE80211_M_STA)
3056 return EINVAL;
3057 vap->iv_flags |= IEEE80211_F_DWDS;
3058 if (vap->iv_opmode == IEEE80211_M_STA)
3059 vap->iv_flags_ext |= IEEE80211_FEXT_4ADDR;
3060 } else {
3061 vap->iv_flags &= ~IEEE80211_F_DWDS;
3062 if (vap->iv_opmode == IEEE80211_M_STA)
3063 vap->iv_flags_ext &= ~IEEE80211_FEXT_4ADDR;
3064 }
3065 break;
3066 case IEEE80211_IOC_INACTIVITY:
3067 if (ireq->i_val)
3068 vap->iv_flags_ext |= IEEE80211_FEXT_INACT;
3069 else
3070 vap->iv_flags_ext &= ~IEEE80211_FEXT_INACT;
3071 break;
3072 case IEEE80211_IOC_APPIE:
3073 error = ieee80211_ioctl_setappie(vap, ireq);
3074 break;
3075 case IEEE80211_IOC_WPS:
3076 if (ireq->i_val) {
3077 if ((vap->iv_caps & IEEE80211_C_WPA) == 0)
3078 return EOPNOTSUPP;
3079 vap->iv_flags_ext |= IEEE80211_FEXT_WPS;
3080 } else
3081 vap->iv_flags_ext &= ~IEEE80211_FEXT_WPS;
3082 break;
3083 case IEEE80211_IOC_TSN:
3084 if (ireq->i_val) {
3085 if ((vap->iv_caps & IEEE80211_C_WPA) == 0)
3086 return EOPNOTSUPP;
3087 vap->iv_flags_ext |= IEEE80211_FEXT_TSN;
3088 } else
3089 vap->iv_flags_ext &= ~IEEE80211_FEXT_TSN;
3090 break;
3091 case IEEE80211_IOC_CHANSWITCH:
3092 error = ieee80211_ioctl_chanswitch(vap, ireq);
3093 break;
3094 case IEEE80211_IOC_DFS:
3095 if (ireq->i_val) {
3096 if ((vap->iv_caps & IEEE80211_C_DFS) == 0)
3097 return EOPNOTSUPP;
3098 /* NB: DFS requires 11h support */
3099 if ((vap->iv_flags & IEEE80211_F_DOTH) == 0)
3100 return EINVAL;
3101 vap->iv_flags_ext |= IEEE80211_FEXT_DFS;
3102 } else
3103 vap->iv_flags_ext &= ~IEEE80211_FEXT_DFS;
3104 break;
3105 case IEEE80211_IOC_DOTD:
3106 if (ireq->i_val)
3107 vap->iv_flags_ext |= IEEE80211_FEXT_DOTD;
3108 else
3109 vap->iv_flags_ext &= ~IEEE80211_FEXT_DOTD;
3110 if (vap->iv_opmode == IEEE80211_M_STA)
3111 error = ENETRESET;
3112 break;
3113 case IEEE80211_IOC_HTPROTMODE:
3114 if (ireq->i_val > IEEE80211_PROT_RTSCTS)
3115 return EINVAL;
3116 ic->ic_htprotmode = ireq->i_val ?
3117 IEEE80211_PROT_RTSCTS : IEEE80211_PROT_NONE;
3118 /* NB: if not operating in 11n this can wait */
3119 if (isvapht(vap))
3120 error = ERESTART;
3121 break;
3122 case IEEE80211_IOC_STA_VLAN:
3123 error = ieee80211_ioctl_setstavlan(vap, ireq);
3124 break;
3125 case IEEE80211_IOC_SMPS:
3126 if ((ireq->i_val &~ IEEE80211_HTCAP_SMPS) != 0 ||
3127 ireq->i_val == 0x0008) /* value of 2 is reserved */
3128 return EINVAL;
3129 if (ireq->i_val != IEEE80211_HTCAP_SMPS_OFF &&
3130 (vap->iv_htcaps & IEEE80211_HTC_SMPS) == 0)
3131 return EOPNOTSUPP;
3132 vap->iv_htcaps = (vap->iv_htcaps &~ IEEE80211_HTCAP_SMPS) |
3133 ireq->i_val;
3134 /* NB: if not operating in 11n this can wait */
3135 if (isvapht(vap))
3136 error = ERESTART;
3137 break;
3138 case IEEE80211_IOC_RIFS:
3139 if (ireq->i_val != 0) {
3140 if ((vap->iv_htcaps & IEEE80211_HTC_RIFS) == 0)
3141 return EOPNOTSUPP;
3142 vap->iv_flags_ht |= IEEE80211_FHT_RIFS;
3143 } else
3144 vap->iv_flags_ht &= ~IEEE80211_FHT_RIFS;
3145 /* NB: if not operating in 11n this can wait */
3146 if (isvapht(vap))
3147 error = ERESTART;
3148 break;
3149 default:
3150 error = ieee80211_ioctl_setdefault(vap, ireq);
3151 break;
3152 }
3153 /*
3154 * The convention is that ENETRESET means an operation
3155 * requires a complete re-initialization of the device (e.g.
3156 * changing something that affects the association state).
3157 * ERESTART means the request may be handled with only a
3158 * reload of the hardware state. We hand ERESTART requests
3159 * to the iv_reset callback so the driver can decide. If
3160 * a device does not fillin iv_reset then it defaults to one
3161 * that returns ENETRESET. Otherwise a driver may return
3162 * ENETRESET (in which case a full reset will be done) or
3163 * 0 to mean there's no need to do anything (e.g. when the
3164 * change has no effect on the driver/device).
3165 */
3166 if (error == ERESTART)
3167 error = IFNET_IS_UP_RUNNING(vap->iv_ifp) ?
3168 vap->iv_reset(vap, ireq->i_type) : 0;
3169 if (error == ENETRESET) {
3170 /* XXX need to re-think AUTO handling */
3171 if (IS_UP_AUTO(vap))
3172 ieee80211_init(vap);
3173 error = 0;
3174 }
3175 return error;
3176 }
3177
3178 /*
3179 * Rebuild the parent's multicast address list after an add/del
3180 * of a multicast address for a vap. We have no way to tell
3181 * what happened above to optimize the work so we purge the entire
3182 * list and rebuild from scratch. This is way expensive.
3183 * Note also the half-baked workaround for if_addmulti calling
3184 * back to the parent device; there's no way to insert mcast
3185 * entries quietly and/or cheaply.
3186 */
3187 static void
3188 ieee80211_ioctl_updatemulti(struct ieee80211com *ic)
3189 {
3190 struct ifnet *parent = ic->ic_ifp;
3191 struct ieee80211vap *vap;
3192 void *ioctl;
3193
3194 if_delallmulti(parent);
3195 ioctl = parent->if_ioctl; /* XXX WAR if_allmulti */
3196 parent->if_ioctl = NULL;
3197 TAILQ_FOREACH(vap, &ic->ic_vaps, iv_next) {
3198 struct ifnet *ifp = vap->iv_ifp;
3199 struct ifmultiaddr *ifma;
3200
3201 TAILQ_FOREACH(ifma, &ifp->if_multiaddrs, ifma_link) {
3202 if (ifma->ifma_addr->sa_family != AF_LINK)
3203 continue;
3204 (void) if_addmulti(parent, ifma->ifma_addr, NULL);
3205 }
3206 }
3207 parent->if_ioctl = ioctl;
3208 ieee80211_runtask(ic, &ic->ic_mcast_task);
3209 }
3210
3211 int
3212 ieee80211_ioctl(struct ifnet *ifp, u_long cmd, caddr_t data, struct ucred *ucred)
3213 {
3214 struct ieee80211vap *vap = ifp->if_softc;
3215 struct ieee80211com *ic = vap->iv_ic;
3216 int error = 0;
3217 struct ifreq *ifr;
3218 struct ifaddr *ifa; /* XXX */
3219
3220 switch (cmd) {
3221 case SIOCSIFFLAGS:
3222 ieee80211_syncifflag_locked(ic, IFF_PROMISC);
3223 ieee80211_syncifflag_locked(ic, IFF_ALLMULTI);
3224 if (ifp->if_flags & IFF_UP) {
3225 /*
3226 * Bring ourself up unless we're already operational.
3227 * If we're the first vap and the parent is not up
3228 * then it will automatically be brought up as a
3229 * side-effect of bringing ourself up.
3230 */
3231 if (vap->iv_state == IEEE80211_S_INIT)
3232 ieee80211_start_locked(vap);
3233 } else if (ifp->if_flags & IFF_RUNNING) {
3234 /*
3235 * Stop ourself. If we are the last vap to be
3236 * marked down the parent will also be taken down.
3237 */
3238 ieee80211_stop_locked(vap);
3239 }
3240 /* Wait for parent ioctl handler if it was queued */
3241 ieee80211_waitfor_parent(ic);
3242 break;
3243 case SIOCADDMULTI:
3244 case SIOCDELMULTI:
3245 ieee80211_ioctl_updatemulti(ic);
3246 break;
3247 case SIOCSIFMEDIA:
3248 case SIOCGIFMEDIA:
3249 ifr = (struct ifreq *)data;
3250 error = ifmedia_ioctl(ifp, ifr, &vap->iv_media, cmd);
3251 break;
3252 case SIOCG80211:
3253 error = ieee80211_ioctl_get80211(vap, cmd,
3254 (struct ieee80211req *) data);
3255 break;
3256 case SIOCS80211:
3257 error = priv_check(curthread, PRIV_NET80211_MANAGE);
3258 if (error == 0)
3259 error = ieee80211_ioctl_set80211(vap, cmd,
3260 (struct ieee80211req *) data);
3261 break;
3262 case SIOCG80211STATS:
3263 ifr = (struct ifreq *)data;
3264 copyout(&vap->iv_stats, ifr->ifr_data, sizeof (vap->iv_stats));
3265 break;
3266 case SIOCSIFMTU:
3267 ifr = (struct ifreq *)data;
3268 if (!(IEEE80211_MTU_MIN <= ifr->ifr_mtu &&
3269 ifr->ifr_mtu <= IEEE80211_MTU_MAX))
3270 error = EINVAL;
3271 else
3272 ifp->if_mtu = ifr->ifr_mtu;
3273 break;
3274 case SIOCSIFADDR:
3275 /*
3276 * XXX Handle this directly so we can supress if_init calls.
3277 * XXX This should be done in ether_ioctl but for the moment
3278 * XXX there are too many other parts of the system that
3279 * XXX set IFF_UP and so supress if_init being called when
3280 * XXX it should be.
3281 */
3282 ifa = (struct ifaddr *) data;
3283 switch (ifa->ifa_addr->sa_family) {
3284 #ifdef INET
3285 case AF_INET:
3286 if ((ifp->if_flags & IFF_UP) == 0) {
3287 ifp->if_flags |= IFF_UP;
3288 ifp->if_init(ifp->if_softc);
3289 }
3290 arp_ifinit(ifp, ifa);
3291 break;
3292 #endif
3293 #ifdef IPX
3294 /*
3295 * XXX - This code is probably wrong,
3296 * but has been copied many times.
3297 */
3298 case AF_IPX: {
3299 struct ipx_addr *ina = &(IA_SIPX(ifa)->sipx_addr);
3300
3301 if (ipx_nullhost(*ina))
3302 ina->x_host = *(union ipx_host *)
3303 IF_LLADDR(ifp);
3304 else
3305 bcopy((caddr_t) ina->x_host.c_host,
3306 (caddr_t) IF_LLADDR(ifp),
3307 ETHER_ADDR_LEN);
3308 /* fall thru... */
3309 }
3310 #endif
3311 default:
3312 if ((ifp->if_flags & IFF_UP) == 0) {
3313 ifp->if_flags |= IFF_UP;
3314 ifp->if_init(ifp->if_softc);
3315 }
3316 break;
3317 }
3318 break;
3319 /* Pass NDIS ioctls up to the driver */
3320 case SIOCGDRVSPEC:
3321 case SIOCSDRVSPEC:
3322 case SIOCGPRIVATE_0: {
3323 struct ifnet *parent = vap->iv_ic->ic_ifp;
3324 error = parent->if_ioctl(parent, cmd, data, ucred);
3325 break;
3326 }
3327 default:
3328 error = ether_ioctl(ifp, cmd, data);
3329 break;
3330 }
3331 return error;
3332 }
DragonFly BSD