wlan - Rip out all wlan locks part 1/2
[dragonfly.git] / sys / netproto / 802_11 / wlan / ieee80211_ioctl.c
CommitLineData
32176cfd 1/*-
f186073c 2 * Copyright (c) 2001 Atsushi Onoe
32176cfd 3 * Copyright (c) 2002-2009 Sam Leffler, Errno Consulting
f186073c
JS
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.
f186073c
JS
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 *
32176cfd
RP
26 * $FreeBSD: head/sys/net80211/ieee80211_ioctl.c 202935 2010-01-24 16:17:58Z syrinx $
27 * $DragonFly$
f186073c
JS
28 */
29
30/*
841ab66c 31 * IEEE 802.11 ioctl support (DragonFlyBSD-specific)
f186073c
JS
32 */
33
34#include "opt_inet.h"
35#include "opt_ipx.h"
32176cfd 36#include "opt_wlan.h"
f186073c
JS
37
38#include <sys/endian.h>
39#include <sys/param.h>
40#include <sys/kernel.h>
895c1f85 41#include <sys/priv.h>
f186073c
JS
42#include <sys/socket.h>
43#include <sys/sockio.h>
44#include <sys/systm.h>
f186073c
JS
45
46#include <net/if.h>
22603758 47#include <net/if_var.h>
841ab66c 48#include <net/if_dl.h>
f186073c
JS
49#include <net/if_media.h>
50#include <net/ethernet.h>
32176cfd 51#include <net/route.h>
f186073c
JS
52
53#ifdef INET
54#include <netinet/in.h>
55#include <netinet/if_ether.h>
56#endif
57
58#ifdef IPX
59#include <netproto/ipx/ipx.h>
60#include <netproto/ipx/ipx_if.h>
61#endif
62
63#include <netproto/802_11/ieee80211_var.h>
64#include <netproto/802_11/ieee80211_ioctl.h>
32176cfd
RP
65#include <netproto/802_11/ieee80211_regdomain.h>
66#include <netproto/802_11/ieee80211_input.h>
f186073c 67
32176cfd
RP
68#define IS_UP_AUTO(_vap) \
69 (IFNET_IS_UP_RUNNING((_vap)->iv_ifp) && \
70 (_vap)->iv_roaming == IEEE80211_ROAMING_AUTO)
f186073c 71
32176cfd
RP
72static const uint8_t zerobssid[IEEE80211_ADDR_LEN];
73static struct ieee80211_channel *findchannel(struct ieee80211com *,
74 int ieee, int mode);
841ab66c 75
32176cfd
RP
76static __noinline int
77ieee80211_ioctl_getkey(struct ieee80211vap *vap, struct ieee80211req *ireq)
841ab66c 78{
32176cfd 79 struct ieee80211com *ic = vap->iv_ic;
841ab66c
SZ
80 struct ieee80211_node *ni;
81 struct ieee80211req_key ik;
82 struct ieee80211_key *wk;
83 const struct ieee80211_cipher *cip;
84 u_int kid;
85 int error;
86
87 if (ireq->i_len != sizeof(ik))
88 return EINVAL;
89 error = copyin(ireq->i_data, &ik, sizeof(ik));
90 if (error)
91 return error;
92 kid = ik.ik_keyix;
93 if (kid == IEEE80211_KEYIX_NONE) {
32176cfd 94 ni = ieee80211_find_vap_node(&ic->ic_sta, vap, ik.ik_macaddr);
841ab66c 95 if (ni == NULL)
32176cfd 96 return ENOENT;
841ab66c
SZ
97 wk = &ni->ni_ucastkey;
98 } else {
99 if (kid >= IEEE80211_WEP_NKID)
100 return EINVAL;
32176cfd
RP
101 wk = &vap->iv_nw_keys[kid];
102 IEEE80211_ADDR_COPY(&ik.ik_macaddr, vap->iv_bss->ni_macaddr);
841ab66c
SZ
103 ni = NULL;
104 }
105 cip = wk->wk_cipher;
106 ik.ik_type = cip->ic_cipher;
107 ik.ik_keylen = wk->wk_keylen;
108 ik.ik_flags = wk->wk_flags & (IEEE80211_KEY_XMIT | IEEE80211_KEY_RECV);
32176cfd 109 if (wk->wk_keyix == vap->iv_def_txkey)
841ab66c 110 ik.ik_flags |= IEEE80211_KEY_DEFAULT;
32176cfd 111 if (priv_check(curthread, PRIV_NET80211_GETKEY) == 0) {
841ab66c 112 /* NB: only root can read key data */
32176cfd 113 ik.ik_keyrsc = wk->wk_keyrsc[IEEE80211_NONQOS_TID];
841ab66c
SZ
114 ik.ik_keytsc = wk->wk_keytsc;
115 memcpy(ik.ik_keydata, wk->wk_key, wk->wk_keylen);
116 if (cip->ic_cipher == IEEE80211_CIPHER_TKIP) {
117 memcpy(ik.ik_keydata+wk->wk_keylen,
118 wk->wk_key + IEEE80211_KEYBUF_SIZE,
119 IEEE80211_MICBUF_SIZE);
120 ik.ik_keylen += IEEE80211_MICBUF_SIZE;
121 }
122 } else {
123 ik.ik_keyrsc = 0;
124 ik.ik_keytsc = 0;
125 memset(ik.ik_keydata, 0, sizeof(ik.ik_keydata));
126 }
127 if (ni != NULL)
128 ieee80211_free_node(ni);
129 return copyout(&ik, ireq->i_data, sizeof(ik));
130}
131
32176cfd
RP
132static __noinline int
133ieee80211_ioctl_getchanlist(struct ieee80211vap *vap, struct ieee80211req *ireq)
841ab66c 134{
32176cfd 135 struct ieee80211com *ic = vap->iv_ic;
841ab66c
SZ
136
137 if (sizeof(ic->ic_chan_active) < ireq->i_len)
138 ireq->i_len = sizeof(ic->ic_chan_active);
139 return copyout(&ic->ic_chan_active, ireq->i_data, ireq->i_len);
140}
141
32176cfd
RP
142static __noinline int
143ieee80211_ioctl_getchaninfo(struct ieee80211vap *vap, struct ieee80211req *ireq)
841ab66c 144{
32176cfd
RP
145 struct ieee80211com *ic = vap->iv_ic;
146 int space;
841ab66c 147
841ab66c 148 space = __offsetof(struct ieee80211req_chaninfo,
32176cfd 149 ic_chans[ic->ic_nchans]);
841ab66c
SZ
150 if (space > ireq->i_len)
151 space = ireq->i_len;
32176cfd
RP
152 /* XXX assumes compatible layout */
153 return copyout(&ic->ic_nchans, ireq->i_data, space);
841ab66c
SZ
154}
155
32176cfd
RP
156static __noinline int
157ieee80211_ioctl_getwpaie(struct ieee80211vap *vap,
158 struct ieee80211req *ireq, int req)
841ab66c
SZ
159{
160 struct ieee80211_node *ni;
32176cfd 161 struct ieee80211req_wpaie2 wpaie;
841ab66c
SZ
162 int error;
163
164 if (ireq->i_len < IEEE80211_ADDR_LEN)
165 return EINVAL;
166 error = copyin(ireq->i_data, wpaie.wpa_macaddr, IEEE80211_ADDR_LEN);
167 if (error != 0)
168 return error;
32176cfd 169 ni = ieee80211_find_vap_node(&vap->iv_ic->ic_sta, vap, wpaie.wpa_macaddr);
841ab66c 170 if (ni == NULL)
32176cfd 171 return ENOENT;
841ab66c 172 memset(wpaie.wpa_ie, 0, sizeof(wpaie.wpa_ie));
32176cfd
RP
173 if (ni->ni_ies.wpa_ie != NULL) {
174 int ielen = ni->ni_ies.wpa_ie[1] + 2;
841ab66c
SZ
175 if (ielen > sizeof(wpaie.wpa_ie))
176 ielen = sizeof(wpaie.wpa_ie);
32176cfd
RP
177 memcpy(wpaie.wpa_ie, ni->ni_ies.wpa_ie, ielen);
178 }
179 if (req == IEEE80211_IOC_WPAIE2) {
180 memset(wpaie.rsn_ie, 0, sizeof(wpaie.rsn_ie));
181 if (ni->ni_ies.rsn_ie != NULL) {
182 int ielen = ni->ni_ies.rsn_ie[1] + 2;
183 if (ielen > sizeof(wpaie.rsn_ie))
184 ielen = sizeof(wpaie.rsn_ie);
185 memcpy(wpaie.rsn_ie, ni->ni_ies.rsn_ie, ielen);
186 }
187 if (ireq->i_len > sizeof(struct ieee80211req_wpaie2))
188 ireq->i_len = sizeof(struct ieee80211req_wpaie2);
189 } else {
190 /* compatibility op, may overwrite wpa ie */
191 /* XXX check ic_flags? */
192 if (ni->ni_ies.rsn_ie != NULL) {
193 int ielen = ni->ni_ies.rsn_ie[1] + 2;
194 if (ielen > sizeof(wpaie.wpa_ie))
195 ielen = sizeof(wpaie.wpa_ie);
196 memcpy(wpaie.wpa_ie, ni->ni_ies.rsn_ie, ielen);
197 }
198 if (ireq->i_len > sizeof(struct ieee80211req_wpaie))
199 ireq->i_len = sizeof(struct ieee80211req_wpaie);
841ab66c
SZ
200 }
201 ieee80211_free_node(ni);
841ab66c
SZ
202 return copyout(&wpaie, ireq->i_data, ireq->i_len);
203}
204
32176cfd
RP
205static __noinline int
206ieee80211_ioctl_getstastats(struct ieee80211vap *vap, struct ieee80211req *ireq)
841ab66c
SZ
207{
208 struct ieee80211_node *ni;
209 uint8_t macaddr[IEEE80211_ADDR_LEN];
210 const int off = __offsetof(struct ieee80211req_sta_stats, is_stats);
211 int error;
212
213 if (ireq->i_len < off)
214 return EINVAL;
215 error = copyin(ireq->i_data, macaddr, IEEE80211_ADDR_LEN);
216 if (error != 0)
217 return error;
32176cfd
RP
218 ni = ieee80211_find_vap_node(&vap->iv_ic->ic_sta, vap, macaddr);
219 if (ni == NULL)
220 return ENOENT;
841ab66c
SZ
221 if (ireq->i_len > sizeof(struct ieee80211req_sta_stats))
222 ireq->i_len = sizeof(struct ieee80211req_sta_stats);
223 /* NB: copy out only the statistics */
224 error = copyout(&ni->ni_stats, (uint8_t *) ireq->i_data + off,
225 ireq->i_len - off);
226 ieee80211_free_node(ni);
227 return error;
228}
229
32176cfd
RP
230struct scanreq {
231 struct ieee80211req_scan_result *sr;
232 size_t space;
233};
841ab66c 234
32176cfd
RP
235static size_t
236scan_space(const struct ieee80211_scan_entry *se, int *ielen)
237{
238 size_t len;
841ab66c 239
32176cfd 240 *ielen = se->se_ies.len;
841ab66c 241 /*
32176cfd
RP
242 * NB: ie's can be no more than 255 bytes and the max 802.11
243 * packet is <3Kbytes so we are sure this doesn't overflow
244 * 16-bits; if this is a concern we can drop the ie's.
841ab66c 245 */
32176cfd
RP
246 len = sizeof(struct ieee80211req_scan_result) + se->se_ssid[1] +
247 se->se_meshid[1] + *ielen;
248 return roundup(len, sizeof(uint32_t));
841ab66c
SZ
249}
250
32176cfd
RP
251static void
252get_scan_space(void *arg, const struct ieee80211_scan_entry *se)
253{
254 struct scanreq *req = arg;
255 int ielen;
841ab66c 256
32176cfd 257 req->space += scan_space(se, &ielen);
841ab66c
SZ
258}
259
32176cfd
RP
260static __noinline void
261get_scan_result(void *arg, const struct ieee80211_scan_entry *se)
262{
263 struct scanreq *req = arg;
264 struct ieee80211req_scan_result *sr;
265 int ielen, len, nr, nxr;
266 uint8_t *cp;
267
268 len = scan_space(se, &ielen);
269 if (len > req->space)
270 return;
271
272 sr = req->sr;
273 KASSERT(len <= 65535 && ielen <= 65535,
274 ("len %u ssid %u ie %u", len, se->se_ssid[1], ielen));
275 sr->isr_len = len;
276 sr->isr_ie_off = sizeof(struct ieee80211req_scan_result);
277 sr->isr_ie_len = ielen;
278 sr->isr_freq = se->se_chan->ic_freq;
279 sr->isr_flags = se->se_chan->ic_flags;
280 sr->isr_rssi = se->se_rssi;
281 sr->isr_noise = se->se_noise;
282 sr->isr_intval = se->se_intval;
283 sr->isr_capinfo = se->se_capinfo;
284 sr->isr_erp = se->se_erp;
285 IEEE80211_ADDR_COPY(sr->isr_bssid, se->se_bssid);
286 nr = min(se->se_rates[1], IEEE80211_RATE_MAXSIZE);
287 memcpy(sr->isr_rates, se->se_rates+2, nr);
288 nxr = min(se->se_xrates[1], IEEE80211_RATE_MAXSIZE - nr);
289 memcpy(sr->isr_rates+nr, se->se_xrates+2, nxr);
290 sr->isr_nrates = nr + nxr;
291
292 /* copy SSID */
293 sr->isr_ssid_len = se->se_ssid[1];
294 cp = ((uint8_t *)sr) + sr->isr_ie_off;
295 memcpy(cp, se->se_ssid+2, sr->isr_ssid_len);
296
297 /* copy mesh id */
298 cp += sr->isr_ssid_len;
299 sr->isr_meshid_len = se->se_meshid[1];
300 memcpy(cp, se->se_meshid+2, sr->isr_meshid_len);
301 cp += sr->isr_meshid_len;
302
303 if (ielen)
304 memcpy(cp, se->se_ies.data, ielen);
305
306 req->space -= len;
307 req->sr = (struct ieee80211req_scan_result *)(((uint8_t *)sr) + len);
308}
309
310static __noinline int
311ieee80211_ioctl_getscanresults(struct ieee80211vap *vap,
312 struct ieee80211req *ireq)
313{
314 struct scanreq req;
315 int error;
316
317 if (ireq->i_len < sizeof(struct scanreq))
318 return EFAULT;
319
320 error = 0;
321 req.space = 0;
322 ieee80211_scan_iterate(vap, get_scan_space, &req);
323 if (req.space > ireq->i_len)
324 req.space = ireq->i_len;
325 if (req.space > 0) {
326 size_t space;
327 void *p;
328
329 space = req.space;
330 /* XXX M_WAITOK after driver lock released */
fcaa651d 331 p = kmalloc(space, M_TEMP, M_INTWAIT | M_ZERO);
32176cfd
RP
332 if (p == NULL)
333 return ENOMEM;
334 req.sr = p;
335 ieee80211_scan_iterate(vap, get_scan_result, &req);
336 ireq->i_len = space - req.space;
337 error = copyout(p, ireq->i_data, ireq->i_len);
338 kfree(p, M_TEMP);
339 } else
340 ireq->i_len = 0;
341
342 return error;
343}
344
345struct stainforeq {
346 struct ieee80211vap *vap;
347 struct ieee80211req_sta_info *si;
348 size_t space;
349};
841ab66c
SZ
350
351static size_t
352sta_space(const struct ieee80211_node *ni, size_t *ielen)
353{
32176cfd 354 *ielen = ni->ni_ies.len;
841ab66c
SZ
355 return roundup(sizeof(struct ieee80211req_sta_info) + *ielen,
356 sizeof(uint32_t));
357}
358
359static void
360get_sta_space(void *arg, struct ieee80211_node *ni)
361{
362 struct stainforeq *req = arg;
841ab66c
SZ
363 size_t ielen;
364
32176cfd
RP
365 if (req->vap != ni->ni_vap)
366 return;
367 if (ni->ni_vap->iv_opmode == IEEE80211_M_HOSTAP &&
841ab66c
SZ
368 ni->ni_associd == 0) /* only associated stations */
369 return;
370 req->space += sta_space(ni, &ielen);
371}
372
32176cfd 373static __noinline void
841ab66c
SZ
374get_sta_info(void *arg, struct ieee80211_node *ni)
375{
376 struct stainforeq *req = arg;
32176cfd 377 struct ieee80211vap *vap = ni->ni_vap;
841ab66c
SZ
378 struct ieee80211req_sta_info *si;
379 size_t ielen, len;
380 uint8_t *cp;
381
32176cfd
RP
382 if (req->vap != ni->ni_vap)
383 return;
384 if (vap->iv_opmode == IEEE80211_M_HOSTAP &&
841ab66c
SZ
385 ni->ni_associd == 0) /* only associated stations */
386 return;
387 if (ni->ni_chan == IEEE80211_CHAN_ANYC) /* XXX bogus entry */
388 return;
389 len = sta_space(ni, &ielen);
390 if (len > req->space)
391 return;
392 si = req->si;
393 si->isi_len = len;
32176cfd 394 si->isi_ie_off = sizeof(struct ieee80211req_sta_info);
841ab66c
SZ
395 si->isi_ie_len = ielen;
396 si->isi_freq = ni->ni_chan->ic_freq;
397 si->isi_flags = ni->ni_chan->ic_flags;
398 si->isi_state = ni->ni_flags;
399 si->isi_authmode = ni->ni_authmode;
32176cfd
RP
400 vap->iv_ic->ic_node_getsignal(ni, &si->isi_rssi, &si->isi_noise);
401 vap->iv_ic->ic_node_getmimoinfo(ni, &si->isi_mimo);
402 si->isi_capinfo = ni->ni_capinfo;
841ab66c
SZ
403 si->isi_erp = ni->ni_erp;
404 IEEE80211_ADDR_COPY(si->isi_macaddr, ni->ni_macaddr);
405 si->isi_nrates = ni->ni_rates.rs_nrates;
406 if (si->isi_nrates > 15)
407 si->isi_nrates = 15;
408 memcpy(si->isi_rates, ni->ni_rates.rs_rates, si->isi_nrates);
409 si->isi_txrate = ni->ni_txrate;
32176cfd
RP
410 if (si->isi_txrate & IEEE80211_RATE_MCS) {
411 const struct ieee80211_mcs_rates *mcs =
412 &ieee80211_htrates[ni->ni_txrate &~ IEEE80211_RATE_MCS];
413 if (IEEE80211_IS_CHAN_HT40(ni->ni_chan)) {
414 if (ni->ni_flags & IEEE80211_NODE_SGI40)
415 si->isi_txmbps = mcs->ht40_rate_800ns;
416 else
417 si->isi_txmbps = mcs->ht40_rate_400ns;
418 } else {
419 if (ni->ni_flags & IEEE80211_NODE_SGI20)
420 si->isi_txmbps = mcs->ht20_rate_800ns;
421 else
422 si->isi_txmbps = mcs->ht20_rate_400ns;
423 }
424 } else
425 si->isi_txmbps = si->isi_txrate;
841ab66c
SZ
426 si->isi_associd = ni->ni_associd;
427 si->isi_txpower = ni->ni_txpower;
428 si->isi_vlan = ni->ni_vlan;
429 if (ni->ni_flags & IEEE80211_NODE_QOS) {
430 memcpy(si->isi_txseqs, ni->ni_txseqs, sizeof(ni->ni_txseqs));
431 memcpy(si->isi_rxseqs, ni->ni_rxseqs, sizeof(ni->ni_rxseqs));
432 } else {
32176cfd
RP
433 si->isi_txseqs[0] = ni->ni_txseqs[IEEE80211_NONQOS_TID];
434 si->isi_rxseqs[0] = ni->ni_rxseqs[IEEE80211_NONQOS_TID];
841ab66c
SZ
435 }
436 /* NB: leave all cases in case we relax ni_associd == 0 check */
437 if (ieee80211_node_is_authorized(ni))
32176cfd
RP
438 si->isi_inact = vap->iv_inact_run;
439 else if (ni->ni_associd != 0 ||
440 (vap->iv_opmode == IEEE80211_M_WDS &&
441 (vap->iv_flags_ext & IEEE80211_FEXT_WDSLEGACY)))
442 si->isi_inact = vap->iv_inact_auth;
841ab66c 443 else
32176cfd 444 si->isi_inact = vap->iv_inact_init;
841ab66c 445 si->isi_inact = (si->isi_inact - ni->ni_inact) * IEEE80211_INACT_WAIT;
32176cfd
RP
446 si->isi_localid = ni->ni_mllid;
447 si->isi_peerid = ni->ni_mlpid;
448 si->isi_peerstate = ni->ni_mlstate;
841ab66c 449
32176cfd
RP
450 if (ielen) {
451 cp = ((uint8_t *)si) + si->isi_ie_off;
452 memcpy(cp, ni->ni_ies.data, ielen);
841ab66c
SZ
453 }
454
455 req->si = (struct ieee80211req_sta_info *)(((uint8_t *)si) + len);
456 req->space -= len;
457}
458
32176cfd
RP
459static __noinline int
460getstainfo_common(struct ieee80211vap *vap, struct ieee80211req *ireq,
461 struct ieee80211_node *ni, int off)
841ab66c 462{
32176cfd 463 struct ieee80211com *ic = vap->iv_ic;
841ab66c 464 struct stainforeq req;
32176cfd
RP
465 size_t space;
466 void *p;
841ab66c
SZ
467 int error;
468
32176cfd 469 error = 0;
841ab66c 470 req.space = 0;
32176cfd 471 req.vap = vap;
0d17a301
SZ
472 if (ni == NULL)
473 ieee80211_iterate_nodes(&ic->ic_sta, get_sta_space, &req);
474 else
475 get_sta_space(&req, ni);
841ab66c
SZ
476 if (req.space > ireq->i_len)
477 req.space = ireq->i_len;
478 if (req.space > 0) {
841ab66c
SZ
479 space = req.space;
480 /* XXX M_WAITOK after driver lock released */
fcaa651d 481 p = kmalloc(space, M_TEMP, M_INTWAIT | M_ZERO);
0d17a301
SZ
482 if (p == NULL) {
483 error = ENOMEM;
484 goto bad;
485 }
841ab66c 486 req.si = p;
0d17a301
SZ
487 if (ni == NULL)
488 ieee80211_iterate_nodes(&ic->ic_sta, get_sta_info, &req);
489 else
490 get_sta_info(&req, ni);
841ab66c 491 ireq->i_len = space - req.space;
32176cfd 492 error = copyout(p, (uint8_t *) ireq->i_data+off, ireq->i_len);
efda3bd0 493 kfree(p, M_TEMP);
32176cfd 494 } else
841ab66c 495 ireq->i_len = 0;
0d17a301
SZ
496bad:
497 if (ni != NULL)
498 ieee80211_free_node(ni);
841ab66c
SZ
499 return error;
500}
501
32176cfd
RP
502static __noinline int
503ieee80211_ioctl_getstainfo(struct ieee80211vap *vap, struct ieee80211req *ireq)
504{
505 uint8_t macaddr[IEEE80211_ADDR_LEN];
506 const int off = __offsetof(struct ieee80211req_sta_req, info);
507 struct ieee80211_node *ni;
508 int error;
509
510 if (ireq->i_len < sizeof(struct ieee80211req_sta_req))
511 return EFAULT;
512 error = copyin(ireq->i_data, macaddr, IEEE80211_ADDR_LEN);
513 if (error != 0)
514 return error;
515 if (IEEE80211_ADDR_EQ(macaddr, vap->iv_ifp->if_broadcastaddr)) {
516 ni = NULL;
517 } else {
518 ni = ieee80211_find_vap_node(&vap->iv_ic->ic_sta, vap, macaddr);
519 if (ni == NULL)
520 return ENOENT;
521 }
522 return getstainfo_common(vap, ireq, ni, off);
523}
524
525static __noinline int
526ieee80211_ioctl_getstatxpow(struct ieee80211vap *vap, struct ieee80211req *ireq)
841ab66c
SZ
527{
528 struct ieee80211_node *ni;
529 struct ieee80211req_sta_txpow txpow;
530 int error;
531
532 if (ireq->i_len != sizeof(txpow))
533 return EINVAL;
534 error = copyin(ireq->i_data, &txpow, sizeof(txpow));
535 if (error != 0)
536 return error;
32176cfd 537 ni = ieee80211_find_vap_node(&vap->iv_ic->ic_sta, vap, txpow.it_macaddr);
841ab66c 538 if (ni == NULL)
32176cfd 539 return ENOENT;
841ab66c
SZ
540 txpow.it_txpow = ni->ni_txpower;
541 error = copyout(&txpow, ireq->i_data, sizeof(txpow));
542 ieee80211_free_node(ni);
543 return error;
544}
545
32176cfd
RP
546static __noinline int
547ieee80211_ioctl_getwmeparam(struct ieee80211vap *vap, struct ieee80211req *ireq)
841ab66c 548{
32176cfd 549 struct ieee80211com *ic = vap->iv_ic;
841ab66c
SZ
550 struct ieee80211_wme_state *wme = &ic->ic_wme;
551 struct wmeParams *wmep;
552 int ac;
553
554 if ((ic->ic_caps & IEEE80211_C_WME) == 0)
555 return EINVAL;
556
557 ac = (ireq->i_len & IEEE80211_WMEPARAM_VAL);
558 if (ac >= WME_NUM_AC)
559 ac = WME_AC_BE;
560 if (ireq->i_len & IEEE80211_WMEPARAM_BSS)
561 wmep = &wme->wme_wmeBssChanParams.cap_wmeParams[ac];
562 else
563 wmep = &wme->wme_wmeChanParams.cap_wmeParams[ac];
564 switch (ireq->i_type) {
565 case IEEE80211_IOC_WME_CWMIN: /* WME: CWmin */
566 ireq->i_val = wmep->wmep_logcwmin;
567 break;
568 case IEEE80211_IOC_WME_CWMAX: /* WME: CWmax */
569 ireq->i_val = wmep->wmep_logcwmax;
570 break;
571 case IEEE80211_IOC_WME_AIFS: /* WME: AIFS */
572 ireq->i_val = wmep->wmep_aifsn;
573 break;
574 case IEEE80211_IOC_WME_TXOPLIMIT: /* WME: txops limit */
575 ireq->i_val = wmep->wmep_txopLimit;
576 break;
577 case IEEE80211_IOC_WME_ACM: /* WME: ACM (bss only) */
578 wmep = &wme->wme_wmeBssChanParams.cap_wmeParams[ac];
579 ireq->i_val = wmep->wmep_acm;
580 break;
581 case IEEE80211_IOC_WME_ACKPOLICY: /* WME: ACK policy (!bss only)*/
582 wmep = &wme->wme_wmeChanParams.cap_wmeParams[ac];
583 ireq->i_val = !wmep->wmep_noackPolicy;
584 break;
585 }
586 return 0;
587}
588
32176cfd
RP
589static __noinline int
590ieee80211_ioctl_getmaccmd(struct ieee80211vap *vap, struct ieee80211req *ireq)
591{
592 const struct ieee80211_aclator *acl = vap->iv_acl;
593
594 return (acl == NULL ? EINVAL : acl->iac_getioctl(vap, ireq));
595}
596
597static __noinline int
598ieee80211_ioctl_getcurchan(struct ieee80211vap *vap, struct ieee80211req *ireq)
599{
600 struct ieee80211com *ic = vap->iv_ic;
601 struct ieee80211_channel *c;
602
603 if (ireq->i_len != sizeof(struct ieee80211_channel))
604 return EINVAL;
605 /*
606 * vap's may have different operating channels when HT is
607 * in use. When in RUN state report the vap-specific channel.
608 * Otherwise return curchan.
609 */
610 if (vap->iv_state == IEEE80211_S_RUN)
611 c = vap->iv_bss->ni_chan;
612 else
613 c = ic->ic_curchan;
614 return copyout(c, ireq->i_data, sizeof(*c));
615}
616
617static int
618getappie(const struct ieee80211_appie *aie, struct ieee80211req *ireq)
619{
620 if (aie == NULL)
621 return EINVAL;
622 /* NB: truncate, caller can check length */
623 if (ireq->i_len > aie->ie_len)
624 ireq->i_len = aie->ie_len;
625 return copyout(aie->ie_data, ireq->i_data, ireq->i_len);
626}
627
628static int
629ieee80211_ioctl_getappie(struct ieee80211vap *vap, struct ieee80211req *ireq)
630{
631 uint8_t fc0;
632
633 fc0 = ireq->i_val & 0xff;
634 if ((fc0 & IEEE80211_FC0_TYPE_MASK) != IEEE80211_FC0_TYPE_MGT)
635 return EINVAL;
636 /* NB: could check iv_opmode and reject but hardly worth the effort */
637 switch (fc0 & IEEE80211_FC0_SUBTYPE_MASK) {
638 case IEEE80211_FC0_SUBTYPE_BEACON:
639 return getappie(vap->iv_appie_beacon, ireq);
640 case IEEE80211_FC0_SUBTYPE_PROBE_RESP:
641 return getappie(vap->iv_appie_proberesp, ireq);
642 case IEEE80211_FC0_SUBTYPE_ASSOC_RESP:
643 return getappie(vap->iv_appie_assocresp, ireq);
644 case IEEE80211_FC0_SUBTYPE_PROBE_REQ:
645 return getappie(vap->iv_appie_probereq, ireq);
646 case IEEE80211_FC0_SUBTYPE_ASSOC_REQ:
647 return getappie(vap->iv_appie_assocreq, ireq);
648 case IEEE80211_FC0_SUBTYPE_BEACON|IEEE80211_FC0_SUBTYPE_PROBE_RESP:
649 return getappie(vap->iv_appie_wpa, ireq);
650 }
651 return EINVAL;
652}
653
654static __noinline int
655ieee80211_ioctl_getregdomain(struct ieee80211vap *vap,
656 const struct ieee80211req *ireq)
657{
658 struct ieee80211com *ic = vap->iv_ic;
659
660 if (ireq->i_len != sizeof(ic->ic_regdomain))
661 return EINVAL;
662 return copyout(&ic->ic_regdomain, ireq->i_data,
663 sizeof(ic->ic_regdomain));
664}
665
666static __noinline int
667ieee80211_ioctl_getroam(struct ieee80211vap *vap,
668 const struct ieee80211req *ireq)
669{
670 size_t len = ireq->i_len;
671 /* NB: accept short requests for backwards compat */
672 if (len > sizeof(vap->iv_roamparms))
673 len = sizeof(vap->iv_roamparms);
674 return copyout(vap->iv_roamparms, ireq->i_data, len);
675}
676
677static __noinline int
678ieee80211_ioctl_gettxparams(struct ieee80211vap *vap,
679 const struct ieee80211req *ireq)
680{
681 size_t len = ireq->i_len;
682 /* NB: accept short requests for backwards compat */
683 if (len > sizeof(vap->iv_txparms))
684 len = sizeof(vap->iv_txparms);
685 return copyout(vap->iv_txparms, ireq->i_data, len);
686}
687
688static __noinline int
689ieee80211_ioctl_getdevcaps(struct ieee80211com *ic,
690 const struct ieee80211req *ireq)
691{
692 struct ieee80211_devcaps_req *dc;
693 struct ieee80211req_chaninfo *ci;
694 int maxchans, error;
695
696 maxchans = 1 + ((ireq->i_len - sizeof(struct ieee80211_devcaps_req)) /
697 sizeof(struct ieee80211_channel));
698 /* NB: require 1 so we know ic_nchans is accessible */
699 if (maxchans < 1)
700 return EINVAL;
701 /* constrain max request size, 2K channels is ~24Kbytes */
702 if (maxchans > 2048)
703 maxchans = 2048;
704 dc = (struct ieee80211_devcaps_req *)
705 kmalloc(IEEE80211_DEVCAPS_SIZE(maxchans), M_TEMP,
fcaa651d 706 M_INTWAIT | M_ZERO);
32176cfd
RP
707 if (dc == NULL)
708 return ENOMEM;
709 dc->dc_drivercaps = ic->ic_caps;
710 dc->dc_cryptocaps = ic->ic_cryptocaps;
711 dc->dc_htcaps = ic->ic_htcaps;
712 ci = &dc->dc_chaninfo;
713 ic->ic_getradiocaps(ic, maxchans, &ci->ic_nchans, ci->ic_chans);
714 KASSERT(ci->ic_nchans <= maxchans,
715 ("nchans %d maxchans %d", ci->ic_nchans, maxchans));
716 ieee80211_sort_channels(ci->ic_chans, ci->ic_nchans);
717 error = copyout(dc, ireq->i_data, IEEE80211_DEVCAPS_SPACE(dc));
718 kfree(dc, M_TEMP);
719 return error;
720}
721
722static __noinline int
723ieee80211_ioctl_getstavlan(struct ieee80211vap *vap, struct ieee80211req *ireq)
724{
725 struct ieee80211_node *ni;
726 struct ieee80211req_sta_vlan vlan;
727 int error;
728
729 if (ireq->i_len != sizeof(vlan))
730 return EINVAL;
731 error = copyin(ireq->i_data, &vlan, sizeof(vlan));
732 if (error != 0)
733 return error;
734 if (!IEEE80211_ADDR_EQ(vlan.sv_macaddr, zerobssid)) {
735 ni = ieee80211_find_vap_node(&vap->iv_ic->ic_sta, vap,
736 vlan.sv_macaddr);
737 if (ni == NULL)
738 return ENOENT;
739 } else
740 ni = ieee80211_ref_node(vap->iv_bss);
741 vlan.sv_vlan = ni->ni_vlan;
742 error = copyout(&vlan, ireq->i_data, sizeof(vlan));
743 ieee80211_free_node(ni);
744 return error;
745}
746
747/*
748 * Dummy ioctl get handler so the linker set is defined.
749 */
750static int
751dummy_ioctl_get(struct ieee80211vap *vap, struct ieee80211req *ireq)
752{
753 return ENOSYS;
754}
755IEEE80211_IOCTL_GET(dummy, dummy_ioctl_get);
756
841ab66c 757static int
32176cfd 758ieee80211_ioctl_getdefault(struct ieee80211vap *vap, struct ieee80211req *ireq)
841ab66c 759{
32176cfd
RP
760 ieee80211_ioctl_getfunc * const *get;
761 int error;
841ab66c 762
32176cfd
RP
763 SET_FOREACH(get, ieee80211_ioctl_getset) {
764 error = (*get)(vap, ireq);
765 if (error != ENOSYS)
766 return error;
767 }
768 return EINVAL;
841ab66c
SZ
769}
770
771/*
772 * When building the kernel with -O2 on the i386 architecture, gcc
773 * seems to want to inline this function into ieee80211_ioctl()
774 * (which is the only routine that calls it). When this happens,
775 * ieee80211_ioctl() ends up consuming an additional 2K of stack
776 * space. (Exactly why it needs so much is unclear.) The problem
777 * is that it's possible for ieee80211_ioctl() to invoke other
778 * routines (including driver init functions) which could then find
779 * themselves perilously close to exhausting the stack.
780 *
781 * To avoid this, we deliberately prevent gcc from inlining this
782 * routine. Another way to avoid this is to use less agressive
783 * optimization when compiling this file (i.e. -O instead of -O2)
784 * but special-casing the compilation of this one module in the
785 * build system would be awkward.
786 */
32176cfd
RP
787static __noinline int
788ieee80211_ioctl_get80211(struct ieee80211vap *vap, u_long cmd,
789 struct ieee80211req *ireq)
f186073c 790{
32176cfd
RP
791#define MS(_v, _f) (((_v) & _f) >> _f##_S)
792 struct ieee80211com *ic = vap->iv_ic;
793 u_int kid, len;
f186073c
JS
794 uint8_t tmpkey[IEEE80211_KEYBUF_SIZE];
795 char tmpssid[IEEE80211_NWID_LEN];
32176cfd 796 int error = 0;
f186073c 797
841ab66c
SZ
798 switch (ireq->i_type) {
799 case IEEE80211_IOC_SSID:
32176cfd 800 switch (vap->iv_state) {
841ab66c
SZ
801 case IEEE80211_S_INIT:
802 case IEEE80211_S_SCAN:
32176cfd
RP
803 ireq->i_len = vap->iv_des_ssid[0].len;
804 memcpy(tmpssid, vap->iv_des_ssid[0].ssid, ireq->i_len);
841ab66c
SZ
805 break;
806 default:
32176cfd
RP
807 ireq->i_len = vap->iv_bss->ni_esslen;
808 memcpy(tmpssid, vap->iv_bss->ni_essid, ireq->i_len);
f186073c 809 break;
841ab66c
SZ
810 }
811 error = copyout(tmpssid, ireq->i_data, ireq->i_len);
812 break;
813 case IEEE80211_IOC_NUMSSIDS:
814 ireq->i_val = 1;
815 break;
816 case IEEE80211_IOC_WEP:
32176cfd 817 if ((vap->iv_flags & IEEE80211_F_PRIVACY) == 0)
841ab66c 818 ireq->i_val = IEEE80211_WEP_OFF;
32176cfd 819 else if (vap->iv_flags & IEEE80211_F_DROPUNENC)
841ab66c
SZ
820 ireq->i_val = IEEE80211_WEP_ON;
821 else
822 ireq->i_val = IEEE80211_WEP_MIXED;
823 break;
824 case IEEE80211_IOC_WEPKEY:
825 kid = (u_int) ireq->i_val;
826 if (kid >= IEEE80211_WEP_NKID)
827 return EINVAL;
32176cfd 828 len = (u_int) vap->iv_nw_keys[kid].wk_keylen;
841ab66c 829 /* NB: only root can read WEP keys */
32176cfd
RP
830 if (priv_check(curthread, PRIV_NET80211_GETKEY) == 0) {
831 bcopy(vap->iv_nw_keys[kid].wk_key, tmpkey, len);
841ab66c
SZ
832 } else {
833 bzero(tmpkey, len);
834 }
835 ireq->i_len = len;
836 error = copyout(tmpkey, ireq->i_data, len);
837 break;
838 case IEEE80211_IOC_NUMWEPKEYS:
839 ireq->i_val = IEEE80211_WEP_NKID;
840 break;
841 case IEEE80211_IOC_WEPTXKEY:
32176cfd 842 ireq->i_val = vap->iv_def_txkey;
841ab66c
SZ
843 break;
844 case IEEE80211_IOC_AUTHMODE:
32176cfd 845 if (vap->iv_flags & IEEE80211_F_WPA)
841ab66c
SZ
846 ireq->i_val = IEEE80211_AUTH_WPA;
847 else
32176cfd 848 ireq->i_val = vap->iv_bss->ni_authmode;
841ab66c
SZ
849 break;
850 case IEEE80211_IOC_CHANNEL:
851 ireq->i_val = ieee80211_chan2ieee(ic, ic->ic_curchan);
852 break;
853 case IEEE80211_IOC_POWERSAVE:
32176cfd 854 if (vap->iv_flags & IEEE80211_F_PMGTON)
841ab66c
SZ
855 ireq->i_val = IEEE80211_POWERSAVE_ON;
856 else
857 ireq->i_val = IEEE80211_POWERSAVE_OFF;
858 break;
859 case IEEE80211_IOC_POWERSAVESLEEP:
860 ireq->i_val = ic->ic_lintval;
861 break;
862 case IEEE80211_IOC_RTSTHRESHOLD:
32176cfd 863 ireq->i_val = vap->iv_rtsthreshold;
841ab66c
SZ
864 break;
865 case IEEE80211_IOC_PROTMODE:
866 ireq->i_val = ic->ic_protmode;
867 break;
868 case IEEE80211_IOC_TXPOWER:
32176cfd
RP
869 /*
870 * Tx power limit is the min of max regulatory
871 * power, any user-set limit, and the max the
872 * radio can do.
873 */
874 ireq->i_val = 2*ic->ic_curchan->ic_maxregpower;
875 if (ireq->i_val > ic->ic_txpowlimit)
876 ireq->i_val = ic->ic_txpowlimit;
877 if (ireq->i_val > ic->ic_curchan->ic_maxpower)
878 ireq->i_val = ic->ic_curchan->ic_maxpower;
841ab66c
SZ
879 break;
880 case IEEE80211_IOC_WPA:
32176cfd 881 switch (vap->iv_flags & IEEE80211_F_WPA) {
841ab66c 882 case IEEE80211_F_WPA1:
f186073c
JS
883 ireq->i_val = 1;
884 break;
841ab66c
SZ
885 case IEEE80211_F_WPA2:
886 ireq->i_val = 2;
f186073c 887 break;
841ab66c
SZ
888 case IEEE80211_F_WPA1 | IEEE80211_F_WPA2:
889 ireq->i_val = 3;
890 break;
891 default:
892 ireq->i_val = 0;
893 break;
894 }
895 break;
896 case IEEE80211_IOC_CHANLIST:
32176cfd 897 error = ieee80211_ioctl_getchanlist(vap, ireq);
841ab66c
SZ
898 break;
899 case IEEE80211_IOC_ROAMING:
32176cfd 900 ireq->i_val = vap->iv_roaming;
841ab66c
SZ
901 break;
902 case IEEE80211_IOC_PRIVACY:
32176cfd 903 ireq->i_val = (vap->iv_flags & IEEE80211_F_PRIVACY) != 0;
841ab66c
SZ
904 break;
905 case IEEE80211_IOC_DROPUNENCRYPTED:
32176cfd 906 ireq->i_val = (vap->iv_flags & IEEE80211_F_DROPUNENC) != 0;
841ab66c
SZ
907 break;
908 case IEEE80211_IOC_COUNTERMEASURES:
32176cfd 909 ireq->i_val = (vap->iv_flags & IEEE80211_F_COUNTERM) != 0;
841ab66c
SZ
910 break;
911 case IEEE80211_IOC_WME:
32176cfd 912 ireq->i_val = (vap->iv_flags & IEEE80211_F_WME) != 0;
841ab66c
SZ
913 break;
914 case IEEE80211_IOC_HIDESSID:
32176cfd 915 ireq->i_val = (vap->iv_flags & IEEE80211_F_HIDESSID) != 0;
841ab66c
SZ
916 break;
917 case IEEE80211_IOC_APBRIDGE:
32176cfd 918 ireq->i_val = (vap->iv_flags & IEEE80211_F_NOBRIDGE) == 0;
841ab66c
SZ
919 break;
920 case IEEE80211_IOC_WPAKEY:
32176cfd 921 error = ieee80211_ioctl_getkey(vap, ireq);
841ab66c
SZ
922 break;
923 case IEEE80211_IOC_CHANINFO:
32176cfd 924 error = ieee80211_ioctl_getchaninfo(vap, ireq);
841ab66c
SZ
925 break;
926 case IEEE80211_IOC_BSSID:
927 if (ireq->i_len != IEEE80211_ADDR_LEN)
928 return EINVAL;
32176cfd
RP
929 if (vap->iv_state == IEEE80211_S_RUN) {
930 error = copyout(vap->iv_opmode == IEEE80211_M_WDS ?
931 vap->iv_bss->ni_macaddr : vap->iv_bss->ni_bssid,
932 ireq->i_data, ireq->i_len);
933 } else
934 error = copyout(vap->iv_des_bssid, ireq->i_data,
935 ireq->i_len);
841ab66c
SZ
936 break;
937 case IEEE80211_IOC_WPAIE:
32176cfd
RP
938 error = ieee80211_ioctl_getwpaie(vap, ireq, ireq->i_type);
939 break;
940 case IEEE80211_IOC_WPAIE2:
941 error = ieee80211_ioctl_getwpaie(vap, ireq, ireq->i_type);
841ab66c
SZ
942 break;
943 case IEEE80211_IOC_SCAN_RESULTS:
32176cfd 944 error = ieee80211_ioctl_getscanresults(vap, ireq);
841ab66c
SZ
945 break;
946 case IEEE80211_IOC_STA_STATS:
32176cfd 947 error = ieee80211_ioctl_getstastats(vap, ireq);
841ab66c
SZ
948 break;
949 case IEEE80211_IOC_TXPOWMAX:
32176cfd 950 ireq->i_val = vap->iv_bss->ni_txpower;
841ab66c
SZ
951 break;
952 case IEEE80211_IOC_STA_TXPOW:
32176cfd 953 error = ieee80211_ioctl_getstatxpow(vap, ireq);
841ab66c
SZ
954 break;
955 case IEEE80211_IOC_STA_INFO:
32176cfd 956 error = ieee80211_ioctl_getstainfo(vap, ireq);
841ab66c
SZ
957 break;
958 case IEEE80211_IOC_WME_CWMIN: /* WME: CWmin */
959 case IEEE80211_IOC_WME_CWMAX: /* WME: CWmax */
960 case IEEE80211_IOC_WME_AIFS: /* WME: AIFS */
961 case IEEE80211_IOC_WME_TXOPLIMIT: /* WME: txops limit */
962 case IEEE80211_IOC_WME_ACM: /* WME: ACM (bss only) */
963 case IEEE80211_IOC_WME_ACKPOLICY: /* WME: ACK policy (bss only) */
32176cfd 964 error = ieee80211_ioctl_getwmeparam(vap, ireq);
841ab66c
SZ
965 break;
966 case IEEE80211_IOC_DTIM_PERIOD:
32176cfd 967 ireq->i_val = vap->iv_dtim_period;
841ab66c
SZ
968 break;
969 case IEEE80211_IOC_BEACON_INTERVAL:
970 /* NB: get from ic_bss for station mode */
32176cfd 971 ireq->i_val = vap->iv_bss->ni_intval;
841ab66c
SZ
972 break;
973 case IEEE80211_IOC_PUREG:
32176cfd
RP
974 ireq->i_val = (vap->iv_flags & IEEE80211_F_PUREG) != 0;
975 break;
976 case IEEE80211_IOC_BGSCAN:
977 ireq->i_val = (vap->iv_flags & IEEE80211_F_BGSCAN) != 0;
978 break;
979 case IEEE80211_IOC_BGSCAN_IDLE:
980 ireq->i_val = vap->iv_bgscanidle*hz/1000; /* ms */
841ab66c 981 break;
32176cfd
RP
982 case IEEE80211_IOC_BGSCAN_INTERVAL:
983 ireq->i_val = vap->iv_bgscanintvl/hz; /* seconds */
984 break;
985 case IEEE80211_IOC_SCANVALID:
986 ireq->i_val = vap->iv_scanvalid/hz; /* seconds */
841ab66c
SZ
987 break;
988 case IEEE80211_IOC_FRAGTHRESHOLD:
32176cfd 989 ireq->i_val = vap->iv_fragthreshold;
841ab66c
SZ
990 break;
991 case IEEE80211_IOC_MACCMD:
32176cfd 992 error = ieee80211_ioctl_getmaccmd(vap, ireq);
841ab66c
SZ
993 break;
994 case IEEE80211_IOC_BURST:
32176cfd 995 ireq->i_val = (vap->iv_flags & IEEE80211_F_BURST) != 0;
b9334f94 996 break;
c36e937b 997 case IEEE80211_IOC_BMISSTHRESHOLD:
32176cfd
RP
998 ireq->i_val = vap->iv_bmissthreshold;
999 break;
1000 case IEEE80211_IOC_CURCHAN:
1001 error = ieee80211_ioctl_getcurchan(vap, ireq);
1002 break;
1003 case IEEE80211_IOC_SHORTGI:
1004 ireq->i_val = 0;
1005 if (vap->iv_flags_ht & IEEE80211_FHT_SHORTGI20)
1006 ireq->i_val |= IEEE80211_HTCAP_SHORTGI20;
1007 if (vap->iv_flags_ht & IEEE80211_FHT_SHORTGI40)
1008 ireq->i_val |= IEEE80211_HTCAP_SHORTGI40;
1009 break;
1010 case IEEE80211_IOC_AMPDU:
1011 ireq->i_val = 0;
1012 if (vap->iv_flags_ht & IEEE80211_FHT_AMPDU_TX)
1013 ireq->i_val |= 1;
1014 if (vap->iv_flags_ht & IEEE80211_FHT_AMPDU_RX)
1015 ireq->i_val |= 2;
1016 break;
1017 case IEEE80211_IOC_AMPDU_LIMIT:
1018 if (vap->iv_opmode == IEEE80211_M_HOSTAP)
1019 ireq->i_val = vap->iv_ampdu_rxmax;
1020 else if (vap->iv_state == IEEE80211_S_RUN)
1021 ireq->i_val = MS(vap->iv_bss->ni_htparam,
1022 IEEE80211_HTCAP_MAXRXAMPDU);
1023 else
1024 ireq->i_val = vap->iv_ampdu_limit;
1025 break;
1026 case IEEE80211_IOC_AMPDU_DENSITY:
1027 if (vap->iv_opmode == IEEE80211_M_STA &&
1028 vap->iv_state == IEEE80211_S_RUN)
1029 ireq->i_val = MS(vap->iv_bss->ni_htparam,
1030 IEEE80211_HTCAP_MPDUDENSITY);
1031 else
1032 ireq->i_val = vap->iv_ampdu_density;
1033 break;
1034 case IEEE80211_IOC_AMSDU:
1035 ireq->i_val = 0;
1036 if (vap->iv_flags_ht & IEEE80211_FHT_AMSDU_TX)
1037 ireq->i_val |= 1;
1038 if (vap->iv_flags_ht & IEEE80211_FHT_AMSDU_RX)
1039 ireq->i_val |= 2;
1040 break;
1041 case IEEE80211_IOC_AMSDU_LIMIT:
1042 ireq->i_val = vap->iv_amsdu_limit; /* XXX truncation? */
1043 break;
1044 case IEEE80211_IOC_PUREN:
1045 ireq->i_val = (vap->iv_flags_ht & IEEE80211_FHT_PUREN) != 0;
1046 break;
1047 case IEEE80211_IOC_DOTH:
1048 ireq->i_val = (vap->iv_flags & IEEE80211_F_DOTH) != 0;
1049 break;
1050 case IEEE80211_IOC_REGDOMAIN:
1051 error = ieee80211_ioctl_getregdomain(vap, ireq);
1052 break;
1053 case IEEE80211_IOC_ROAM:
1054 error = ieee80211_ioctl_getroam(vap, ireq);
1055 break;
1056 case IEEE80211_IOC_TXPARAMS:
1057 error = ieee80211_ioctl_gettxparams(vap, ireq);
1058 break;
1059 case IEEE80211_IOC_HTCOMPAT:
1060 ireq->i_val = (vap->iv_flags_ht & IEEE80211_FHT_HTCOMPAT) != 0;
1061 break;
1062 case IEEE80211_IOC_DWDS:
1063 ireq->i_val = (vap->iv_flags & IEEE80211_F_DWDS) != 0;
1064 break;
1065 case IEEE80211_IOC_INACTIVITY:
1066 ireq->i_val = (vap->iv_flags_ext & IEEE80211_FEXT_INACT) != 0;
1067 break;
1068 case IEEE80211_IOC_APPIE:
1069 error = ieee80211_ioctl_getappie(vap, ireq);
1070 break;
1071 case IEEE80211_IOC_WPS:
1072 ireq->i_val = (vap->iv_flags_ext & IEEE80211_FEXT_WPS) != 0;
1073 break;
1074 case IEEE80211_IOC_TSN:
1075 ireq->i_val = (vap->iv_flags_ext & IEEE80211_FEXT_TSN) != 0;
1076 break;
1077 case IEEE80211_IOC_DFS:
1078 ireq->i_val = (vap->iv_flags_ext & IEEE80211_FEXT_DFS) != 0;
1079 break;
1080 case IEEE80211_IOC_DOTD:
1081 ireq->i_val = (vap->iv_flags_ext & IEEE80211_FEXT_DOTD) != 0;
1082 break;
1083 case IEEE80211_IOC_DEVCAPS:
1084 error = ieee80211_ioctl_getdevcaps(ic, ireq);
1085 break;
1086 case IEEE80211_IOC_HTPROTMODE:
1087 ireq->i_val = ic->ic_htprotmode;
1088 break;
1089 case IEEE80211_IOC_HTCONF:
1090 if (vap->iv_flags_ht & IEEE80211_FHT_HT) {
1091 ireq->i_val = 1;
1092 if (vap->iv_flags_ht & IEEE80211_FHT_USEHT40)
1093 ireq->i_val |= 2;
1094 } else
1095 ireq->i_val = 0;
1096 break;
1097 case IEEE80211_IOC_STA_VLAN:
1098 error = ieee80211_ioctl_getstavlan(vap, ireq);
1099 break;
1100 case IEEE80211_IOC_SMPS:
1101 if (vap->iv_opmode == IEEE80211_M_STA &&
1102 vap->iv_state == IEEE80211_S_RUN) {
1103 if (vap->iv_bss->ni_flags & IEEE80211_NODE_MIMO_RTS)
1104 ireq->i_val = IEEE80211_HTCAP_SMPS_DYNAMIC;
1105 else if (vap->iv_bss->ni_flags & IEEE80211_NODE_MIMO_PS)
1106 ireq->i_val = IEEE80211_HTCAP_SMPS_ENA;
1107 else
1108 ireq->i_val = IEEE80211_HTCAP_SMPS_OFF;
1109 } else
1110 ireq->i_val = vap->iv_htcaps & IEEE80211_HTCAP_SMPS;
1111 break;
1112 case IEEE80211_IOC_RIFS:
1113 if (vap->iv_opmode == IEEE80211_M_STA &&
1114 vap->iv_state == IEEE80211_S_RUN)
1115 ireq->i_val =
1116 (vap->iv_bss->ni_flags & IEEE80211_NODE_RIFS) != 0;
1117 else
1118 ireq->i_val =
1119 (vap->iv_flags_ht & IEEE80211_FHT_RIFS) != 0;
c36e937b 1120 break;
841ab66c 1121 default:
32176cfd 1122 error = ieee80211_ioctl_getdefault(vap, ireq);
841ab66c
SZ
1123 break;
1124 }
1125 return error;
32176cfd 1126#undef MS
841ab66c
SZ
1127}
1128
32176cfd
RP
1129static __noinline int
1130ieee80211_ioctl_setkey(struct ieee80211vap *vap, struct ieee80211req *ireq)
841ab66c
SZ
1131{
1132 struct ieee80211req_key ik;
1133 struct ieee80211_node *ni;
1134 struct ieee80211_key *wk;
1135 uint16_t kid;
32176cfd 1136 int error, i;
841ab66c
SZ
1137
1138 if (ireq->i_len != sizeof(ik))
1139 return EINVAL;
1140 error = copyin(ireq->i_data, &ik, sizeof(ik));
1141 if (error)
1142 return error;
1143 /* NB: cipher support is verified by ieee80211_crypt_newkey */
1144 /* NB: this also checks ik->ik_keylen > sizeof(wk->wk_key) */
1145 if (ik.ik_keylen > sizeof(ik.ik_keydata))
1146 return E2BIG;
1147 kid = ik.ik_keyix;
1148 if (kid == IEEE80211_KEYIX_NONE) {
1149 /* XXX unicast keys currently must be tx/rx */
1150 if (ik.ik_flags != (IEEE80211_KEY_XMIT | IEEE80211_KEY_RECV))
1151 return EINVAL;
32176cfd
RP
1152 if (vap->iv_opmode == IEEE80211_M_STA) {
1153 ni = ieee80211_ref_node(vap->iv_bss);
841ab66c
SZ
1154 if (!IEEE80211_ADDR_EQ(ik.ik_macaddr, ni->ni_bssid)) {
1155 ieee80211_free_node(ni);
1156 return EADDRNOTAVAIL;
f186073c 1157 }
841ab66c 1158 } else {
32176cfd
RP
1159 ni = ieee80211_find_vap_node(&vap->iv_ic->ic_sta, vap,
1160 ik.ik_macaddr);
841ab66c
SZ
1161 if (ni == NULL)
1162 return ENOENT;
1163 }
1164 wk = &ni->ni_ucastkey;
1165 } else {
1166 if (kid >= IEEE80211_WEP_NKID)
1167 return EINVAL;
32176cfd 1168 wk = &vap->iv_nw_keys[kid];
841ab66c
SZ
1169 /*
1170 * Global slots start off w/o any assigned key index.
1171 * Force one here for consistency with IEEE80211_IOC_WEPKEY.
1172 */
1173 if (wk->wk_keyix == IEEE80211_KEYIX_NONE)
1174 wk->wk_keyix = kid;
1175 ni = NULL;
1176 }
1177 error = 0;
32176cfd
RP
1178 ieee80211_key_update_begin(vap);
1179 if (ieee80211_crypto_newkey(vap, ik.ik_type, ik.ik_flags, wk)) {
841ab66c
SZ
1180 wk->wk_keylen = ik.ik_keylen;
1181 /* NB: MIC presence is implied by cipher type */
1182 if (wk->wk_keylen > IEEE80211_KEYBUF_SIZE)
1183 wk->wk_keylen = IEEE80211_KEYBUF_SIZE;
32176cfd
RP
1184 for (i = 0; i < IEEE80211_TID_SIZE; i++)
1185 wk->wk_keyrsc[i] = ik.ik_keyrsc;
841ab66c
SZ
1186 wk->wk_keytsc = 0; /* new key, reset */
1187 memset(wk->wk_key, 0, sizeof(wk->wk_key));
1188 memcpy(wk->wk_key, ik.ik_keydata, ik.ik_keylen);
32176cfd
RP
1189 IEEE80211_ADDR_COPY(wk->wk_macaddr,
1190 ni != NULL ? ni->ni_macaddr : ik.ik_macaddr);
1191 if (!ieee80211_crypto_setkey(vap, wk))
841ab66c
SZ
1192 error = EIO;
1193 else if ((ik.ik_flags & IEEE80211_KEY_DEFAULT))
32176cfd 1194 vap->iv_def_txkey = kid;
841ab66c
SZ
1195 } else
1196 error = ENXIO;
32176cfd 1197 ieee80211_key_update_end(vap);
841ab66c
SZ
1198 if (ni != NULL)
1199 ieee80211_free_node(ni);
1200 return error;
1201}
1202
32176cfd
RP
1203static __noinline int
1204ieee80211_ioctl_delkey(struct ieee80211vap *vap, struct ieee80211req *ireq)
841ab66c
SZ
1205{
1206 struct ieee80211req_del_key dk;
1207 int kid, error;
1208
1209 if (ireq->i_len != sizeof(dk))
1210 return EINVAL;
1211 error = copyin(ireq->i_data, &dk, sizeof(dk));
1212 if (error)
1213 return error;
1214 kid = dk.idk_keyix;
1215 /* XXX uint8_t -> uint16_t */
32176cfd 1216 if (dk.idk_keyix == (uint8_t) IEEE80211_KEYIX_NONE) {
841ab66c
SZ
1217 struct ieee80211_node *ni;
1218
32176cfd
RP
1219 if (vap->iv_opmode == IEEE80211_M_STA) {
1220 ni = ieee80211_ref_node(vap->iv_bss);
841ab66c
SZ
1221 if (!IEEE80211_ADDR_EQ(dk.idk_macaddr, ni->ni_bssid)) {
1222 ieee80211_free_node(ni);
1223 return EADDRNOTAVAIL;
f186073c 1224 }
841ab66c 1225 } else {
32176cfd
RP
1226 ni = ieee80211_find_vap_node(&vap->iv_ic->ic_sta, vap,
1227 dk.idk_macaddr);
841ab66c
SZ
1228 if (ni == NULL)
1229 return ENOENT;
1230 }
1231 /* XXX error return */
1232 ieee80211_node_delucastkey(ni);
1233 ieee80211_free_node(ni);
1234 } else {
1235 if (kid >= IEEE80211_WEP_NKID)
1236 return EINVAL;
1237 /* XXX error return */
32176cfd 1238 ieee80211_crypto_delkey(vap, &vap->iv_nw_keys[kid]);
841ab66c
SZ
1239 }
1240 return 0;
1241}
1242
32176cfd
RP
1243struct mlmeop {
1244 struct ieee80211vap *vap;
1245 int op;
1246 int reason;
1247};
1248
1249static void
1250mlmedebug(struct ieee80211vap *vap, const uint8_t mac[IEEE80211_ADDR_LEN],
1251 int op, int reason)
1252{
1253#ifdef IEEE80211_DEBUG
1254 static const struct {
1255 int mask;
1256 const char *opstr;
1257 } ops[] = {
1258 { 0, "op#0" },
1259 { IEEE80211_MSG_IOCTL | IEEE80211_MSG_STATE |
1260 IEEE80211_MSG_ASSOC, "assoc" },
1261 { IEEE80211_MSG_IOCTL | IEEE80211_MSG_STATE |
1262 IEEE80211_MSG_ASSOC, "disassoc" },
1263 { IEEE80211_MSG_IOCTL | IEEE80211_MSG_STATE |
1264 IEEE80211_MSG_AUTH, "deauth" },
1265 { IEEE80211_MSG_IOCTL | IEEE80211_MSG_STATE |
1266 IEEE80211_MSG_AUTH, "authorize" },
1267 { IEEE80211_MSG_IOCTL | IEEE80211_MSG_STATE |
1268 IEEE80211_MSG_AUTH, "unauthorize" },
1269 };
1270
1271 if (op == IEEE80211_MLME_AUTH) {
1272 IEEE80211_NOTE_MAC(vap, IEEE80211_MSG_IOCTL |
1273 IEEE80211_MSG_STATE | IEEE80211_MSG_AUTH, mac,
1274 "station authenticate %s via MLME (reason %d)",
1275 reason == IEEE80211_STATUS_SUCCESS ? "ACCEPT" : "REJECT",
1276 reason);
1277 } else if (!(IEEE80211_MLME_ASSOC <= op && op <= IEEE80211_MLME_AUTH)) {
1278 IEEE80211_NOTE_MAC(vap, IEEE80211_MSG_ANY, mac,
1279 "unknown MLME request %d (reason %d)", op, reason);
1280 } else if (reason == IEEE80211_STATUS_SUCCESS) {
1281 IEEE80211_NOTE_MAC(vap, ops[op].mask, mac,
1282 "station %s via MLME", ops[op].opstr);
1283 } else {
1284 IEEE80211_NOTE_MAC(vap, ops[op].mask, mac,
1285 "station %s via MLME (reason %d)", ops[op].opstr, reason);
1286 }
1287#endif /* IEEE80211_DEBUG */
1288}
1289
841ab66c
SZ
1290static void
1291domlme(void *arg, struct ieee80211_node *ni)
1292{
32176cfd
RP
1293 struct mlmeop *mop = arg;
1294 struct ieee80211vap *vap = ni->ni_vap;
841ab66c 1295
32176cfd
RP
1296 if (vap != mop->vap)
1297 return;
1298 /*
1299 * NB: if ni_associd is zero then the node is already cleaned
1300 * up and we don't need to do this (we're safely holding a
1301 * reference but should otherwise not modify it's state).
1302 */
1303 if (ni->ni_associd == 0)
1304 return;
1305 mlmedebug(vap, ni->ni_macaddr, mop->op, mop->reason);
1306 if (mop->op == IEEE80211_MLME_DEAUTH) {
1307 IEEE80211_SEND_MGMT(ni, IEEE80211_FC0_SUBTYPE_DEAUTH,
1308 mop->reason);
1309 } else {
1310 IEEE80211_SEND_MGMT(ni, IEEE80211_FC0_SUBTYPE_DISASSOC,
1311 mop->reason);
841ab66c 1312 }
32176cfd 1313 ieee80211_node_leave(ni);
841ab66c
SZ
1314}
1315
1316static int
32176cfd
RP
1317setmlme_dropsta(struct ieee80211vap *vap,
1318 const uint8_t mac[IEEE80211_ADDR_LEN], struct mlmeop *mlmeop)
841ab66c 1319{
32176cfd
RP
1320 struct ieee80211com *ic = vap->iv_ic;
1321 struct ieee80211_node_table *nt = &ic->ic_sta;
841ab66c 1322 struct ieee80211_node *ni;
32176cfd 1323 int error = 0;
841ab66c 1324
32176cfd
RP
1325 /* NB: the broadcast address means do 'em all */
1326 if (!IEEE80211_ADDR_EQ(mac, ic->ic_ifp->if_broadcastaddr)) {
32176cfd
RP
1327 ni = ieee80211_find_node_locked(nt, mac);
1328 if (ni != NULL) {
1329 domlme(mlmeop, ni);
841ab66c 1330 ieee80211_free_node(ni);
32176cfd
RP
1331 } else
1332 error = ENOENT;
32176cfd
RP
1333 } else {
1334 ieee80211_iterate_nodes(nt, domlme, mlmeop);
1335 }
1336 return error;
1337}
1338
1339static __noinline int
1340setmlme_common(struct ieee80211vap *vap, int op,
1341 const uint8_t mac[IEEE80211_ADDR_LEN], int reason)
1342{
1343 struct ieee80211com *ic = vap->iv_ic;
1344 struct ieee80211_node_table *nt = &ic->ic_sta;
1345 struct ieee80211_node *ni;
1346 struct mlmeop mlmeop;
1347 int error;
1348
1349 error = 0;
1350 switch (op) {
841ab66c
SZ
1351 case IEEE80211_MLME_DISASSOC:
1352 case IEEE80211_MLME_DEAUTH:
32176cfd 1353 switch (vap->iv_opmode) {
841ab66c 1354 case IEEE80211_M_STA:
32176cfd 1355 mlmedebug(vap, vap->iv_bss->ni_macaddr, op, reason);
841ab66c 1356 /* XXX not quite right */
32176cfd 1357 ieee80211_new_state(vap, IEEE80211_S_INIT, reason);
841ab66c
SZ
1358 break;
1359 case IEEE80211_M_HOSTAP:
32176cfd
RP
1360 mlmeop.vap = vap;
1361 mlmeop.op = op;
1362 mlmeop.reason = reason;
1363 error = setmlme_dropsta(vap, mac, &mlmeop);
1364 break;
1365 case IEEE80211_M_WDS:
1366 /* XXX user app should send raw frame? */
1367 if (op != IEEE80211_MLME_DEAUTH) {
1368 error = EINVAL;
1369 break;
f186073c 1370 }
32176cfd
RP
1371#if 0
1372 /* XXX accept any address, simplifies user code */
1373 if (!IEEE80211_ADDR_EQ(mac, vap->iv_bss->ni_macaddr)) {
1374 error = EINVAL;
1375 break;
1376 }
1377#endif
1378 mlmedebug(vap, vap->iv_bss->ni_macaddr, op, reason);
1379 ni = ieee80211_ref_node(vap->iv_bss);
1380 IEEE80211_SEND_MGMT(ni,
1381 IEEE80211_FC0_SUBTYPE_DEAUTH, reason);
1382 ieee80211_free_node(ni);
f186073c 1383 break;
841ab66c 1384 default:
32176cfd
RP
1385 error = EINVAL;
1386 break;
841ab66c
SZ
1387 }
1388 break;
1389 case IEEE80211_MLME_AUTHORIZE:
1390 case IEEE80211_MLME_UNAUTHORIZE:
32176cfd
RP
1391 if (vap->iv_opmode != IEEE80211_M_HOSTAP &&
1392 vap->iv_opmode != IEEE80211_M_WDS) {
1393 error = EINVAL;
1394 break;
1395 }
32176cfd
RP
1396 ni = ieee80211_find_vap_node_locked(nt, vap, mac);
1397 if (ni != NULL) {
1398 mlmedebug(vap, mac, op, reason);
1399 if (op == IEEE80211_MLME_AUTHORIZE)
1400 ieee80211_node_authorize(ni);
1401 else
1402 ieee80211_node_unauthorize(ni);
1403 ieee80211_free_node(ni);
1404 } else
1405 error = ENOENT;
32176cfd
RP
1406 break;
1407 case IEEE80211_MLME_AUTH:
1408 if (vap->iv_opmode != IEEE80211_M_HOSTAP) {
1409 error = EINVAL;
1410 break;
1411 }
32176cfd
RP
1412 ni = ieee80211_find_vap_node_locked(nt, vap, mac);
1413 if (ni != NULL) {
1414 mlmedebug(vap, mac, op, reason);
1415 if (reason == IEEE80211_STATUS_SUCCESS) {
1416 IEEE80211_SEND_MGMT(ni,
1417 IEEE80211_FC0_SUBTYPE_AUTH, 2);
1418 /*
1419 * For shared key auth, just continue the
1420 * exchange. Otherwise when 802.1x is not in
1421 * use mark the port authorized at this point
1422 * so traffic can flow.
1423 */
1424 if (ni->ni_authmode != IEEE80211_AUTH_8021X &&
1425 ni->ni_challenge == NULL)
1426 ieee80211_node_authorize(ni);
1427 } else {
1428 vap->iv_stats.is_rx_acl++;
1429 ieee80211_send_error(ni, ni->ni_macaddr,
1430 IEEE80211_FC0_SUBTYPE_AUTH, 2|(reason<<16));
1431 ieee80211_node_leave(ni);
1432 }
1433 ieee80211_free_node(ni);
1434 } else
1435 error = ENOENT;
841ab66c
SZ
1436 break;
1437 default:
32176cfd
RP
1438 error = EINVAL;
1439 break;
1440 }
1441 return error;
1442}
1443
1444struct scanlookup {
1445 const uint8_t *mac;
1446 int esslen;
1447 const uint8_t *essid;
1448 const struct ieee80211_scan_entry *se;
1449};
1450
1451/*
1452 * Match mac address and any ssid.
1453 */
1454static void
1455mlmelookup(void *arg, const struct ieee80211_scan_entry *se)
1456{
1457 struct scanlookup *look = arg;
1458
1459 if (!IEEE80211_ADDR_EQ(look->mac, se->se_macaddr))
1460 return;
1461 if (look->esslen != 0) {
1462 if (se->se_ssid[1] != look->esslen)
1463 return;
1464 if (memcmp(look->essid, se->se_ssid+2, look->esslen))
1465 return;
841ab66c 1466 }
32176cfd
RP
1467 look->se = se;
1468}
1469
1470static __noinline int
1471setmlme_assoc(struct ieee80211vap *vap, const uint8_t mac[IEEE80211_ADDR_LEN],
1472 int ssid_len, const uint8_t ssid[IEEE80211_NWID_LEN])
1473{
1474 struct scanlookup lookup;
1475
1476 /* XXX ibss/ahdemo */
1477 if (vap->iv_opmode != IEEE80211_M_STA)
1478 return EINVAL;
1479
1480 /* NB: this is racey if roaming is !manual */
1481 lookup.se = NULL;
1482 lookup.mac = mac;
1483 lookup.esslen = ssid_len;
1484 lookup.essid = ssid;
1485 ieee80211_scan_iterate(vap, mlmelookup, &lookup);
1486 if (lookup.se == NULL)
1487 return ENOENT;
1488 mlmedebug(vap, mac, IEEE80211_MLME_ASSOC, 0);
1489 if (!ieee80211_sta_join(vap, lookup.se->se_chan, lookup.se))
1490 return EIO; /* XXX unique but could be better */
841ab66c
SZ
1491 return 0;
1492}
1493
32176cfd
RP
1494static __noinline int
1495ieee80211_ioctl_setmlme(struct ieee80211vap *vap, struct ieee80211req *ireq)
1496{
1497 struct ieee80211req_mlme mlme;
1498 int error;
1499
1500 if (ireq->i_len != sizeof(mlme))
1501 return EINVAL;
1502 error = copyin(ireq->i_data, &mlme, sizeof(mlme));
1503 if (error)
1504 return error;
1505 if (mlme.im_op == IEEE80211_MLME_ASSOC)
1506 return setmlme_assoc(vap, mlme.im_macaddr,
1507 vap->iv_des_ssid[0].len, vap->iv_des_ssid[0].ssid);
1508 else
1509 return setmlme_common(vap, mlme.im_op,
1510 mlme.im_macaddr, mlme.im_reason);
1511}
1512
1513static __noinline int
1514ieee80211_ioctl_macmac(struct ieee80211vap *vap, struct ieee80211req *ireq)
841ab66c
SZ
1515{
1516 uint8_t mac[IEEE80211_ADDR_LEN];
32176cfd 1517 const struct ieee80211_aclator *acl = vap->iv_acl;
841ab66c
SZ
1518 int error;
1519
1520 if (ireq->i_len != sizeof(mac))
1521 return EINVAL;
1522 error = copyin(ireq->i_data, mac, ireq->i_len);
1523 if (error)
1524 return error;
1525 if (acl == NULL) {
1526 acl = ieee80211_aclator_get("mac");
32176cfd 1527 if (acl == NULL || !acl->iac_attach(vap))
841ab66c 1528 return EINVAL;
32176cfd 1529 vap->iv_acl = acl;
841ab66c
SZ
1530 }
1531 if (ireq->i_type == IEEE80211_IOC_ADDMAC)
32176cfd 1532 acl->iac_add(vap, mac);
841ab66c 1533 else
32176cfd 1534 acl->iac_remove(vap, mac);
841ab66c
SZ
1535 return 0;
1536}
1537
32176cfd
RP
1538static __noinline int
1539ieee80211_ioctl_setmaccmd(struct ieee80211vap *vap, struct ieee80211req *ireq)
841ab66c 1540{
32176cfd 1541 const struct ieee80211_aclator *acl = vap->iv_acl;
841ab66c
SZ
1542
1543 switch (ireq->i_val) {
1544 case IEEE80211_MACCMD_POLICY_OPEN:
1545 case IEEE80211_MACCMD_POLICY_ALLOW:
1546 case IEEE80211_MACCMD_POLICY_DENY:
32176cfd 1547 case IEEE80211_MACCMD_POLICY_RADIUS:
841ab66c
SZ
1548 if (acl == NULL) {
1549 acl = ieee80211_aclator_get("mac");
32176cfd 1550 if (acl == NULL || !acl->iac_attach(vap))
841ab66c 1551 return EINVAL;
32176cfd 1552 vap->iv_acl = acl;
841ab66c 1553 }
32176cfd 1554 acl->iac_setpolicy(vap, ireq->i_val);
841ab66c
SZ
1555 break;
1556 case IEEE80211_MACCMD_FLUSH:
1557 if (acl != NULL)
32176cfd 1558 acl->iac_flush(vap);
841ab66c
SZ
1559 /* NB: silently ignore when not in use */
1560 break;
1561 case IEEE80211_MACCMD_DETACH:
1562 if (acl != NULL) {
32176cfd
RP
1563 vap->iv_acl = NULL;
1564 acl->iac_detach(vap);
841ab66c
SZ
1565 }
1566 break;
1567 default:
1568 if (acl == NULL)
1569 return EINVAL;
1570 else
32176cfd 1571 return acl->iac_setioctl(vap, ireq);
841ab66c
SZ
1572 }
1573 return 0;
1574}
1575
32176cfd
RP
1576static __noinline int
1577ieee80211_ioctl_setchanlist(struct ieee80211vap *vap, struct ieee80211req *ireq)
841ab66c 1578{
32176cfd
RP
1579 struct ieee80211com *ic = vap->iv_ic;
1580 uint8_t *chanlist, *list;
1581 int i, nchan, maxchan, error;
841ab66c 1582
32176cfd
RP
1583 if (ireq->i_len > sizeof(ic->ic_chan_active))
1584 ireq->i_len = sizeof(ic->ic_chan_active);
1585 list = kmalloc(ireq->i_len + IEEE80211_CHAN_BYTES, M_TEMP,
fcaa651d 1586 M_INTWAIT | M_ZERO);
32176cfd
RP
1587 if (list == NULL)
1588 return ENOMEM;
1589 error = copyin(ireq->i_data, list, ireq->i_len);
36e4ebd1 1590 if (error) {
9f49bd27 1591 kfree(list, M_TEMP);
841ab66c 1592 return error;
36e4ebd1 1593 }
32176cfd
RP
1594 nchan = 0;
1595 chanlist = list + ireq->i_len; /* NB: zero'd already */
1596 maxchan = ireq->i_len * NBBY;
1597 for (i = 0; i < ic->ic_nchans; i++) {
1598 const struct ieee80211_channel *c = &ic->ic_channels[i];
841ab66c 1599 /*
32176cfd
RP
1600 * Calculate the intersection of the user list and the
1601 * available channels so users can do things like specify
1602 * 1-255 to get all available channels.
841ab66c 1603 */
32176cfd
RP
1604 if (c->ic_ieee < maxchan && isset(list, c->ic_ieee)) {
1605 setbit(chanlist, c->ic_ieee);
1606 nchan++;
1607 }
841ab66c 1608 }
36e4ebd1 1609 if (nchan == 0) {
9f49bd27 1610 kfree(list, M_TEMP);
32176cfd 1611 return EINVAL;
36e4ebd1 1612 }
32176cfd
RP
1613 if (ic->ic_bsschan != IEEE80211_CHAN_ANYC && /* XXX */
1614 isclr(chanlist, ic->ic_bsschan->ic_ieee))
1615 ic->ic_bsschan = IEEE80211_CHAN_ANYC;
1616 memcpy(ic->ic_chan_active, chanlist, IEEE80211_CHAN_BYTES);
1617 ieee80211_scan_flush(vap);
1618 kfree(list, M_TEMP);
1619 return ENETRESET;
841ab66c
SZ
1620}
1621
32176cfd
RP
1622static __noinline int
1623ieee80211_ioctl_setstastats(struct ieee80211vap *vap, struct ieee80211req *ireq)
a63e49b9
SZ
1624{
1625 struct ieee80211_node *ni;
1626 uint8_t macaddr[IEEE80211_ADDR_LEN];
1627 int error;
1628
1629 /*
1630 * NB: we could copyin ieee80211req_sta_stats so apps
1631 * could make selective changes but that's overkill;
1632 * just clear all stats for now.
1633 */
1634 if (ireq->i_len < IEEE80211_ADDR_LEN)
1635 return EINVAL;
1636 error = copyin(ireq->i_data, macaddr, IEEE80211_ADDR_LEN);
1637 if (error != 0)
1638 return error;
32176cfd 1639 ni = ieee80211_find_vap_node(&vap->iv_ic->ic_sta, vap, macaddr);
a63e49b9 1640 if (ni == NULL)
32176cfd
RP
1641 return ENOENT;
1642 /* XXX require ni_vap == vap? */
a63e49b9
SZ
1643 memset(&ni->ni_stats, 0, sizeof(ni->ni_stats));
1644 ieee80211_free_node(ni);
1645 return 0;
1646}
1647
32176cfd
RP
1648static __noinline int
1649ieee80211_ioctl_setstatxpow(struct ieee80211vap *vap, struct ieee80211req *ireq)
841ab66c
SZ
1650{
1651 struct ieee80211_node *ni;
1652 struct ieee80211req_sta_txpow txpow;
1653 int error;
1654
1655 if (ireq->i_len != sizeof(txpow))
1656 return EINVAL;
1657 error = copyin(ireq->i_data, &txpow, sizeof(txpow));
1658 if (error != 0)
1659 return error;
32176cfd 1660 ni = ieee80211_find_vap_node(&vap->iv_ic->ic_sta, vap, txpow.it_macaddr);
841ab66c 1661 if (ni == NULL)
32176cfd 1662 return ENOENT;
841ab66c
SZ
1663 ni->ni_txpower = txpow.it_txpow;
1664 ieee80211_free_node(ni);
1665 return error;
1666}
1667
32176cfd
RP
1668static __noinline int
1669ieee80211_ioctl_setwmeparam(struct ieee80211vap *vap, struct ieee80211req *ireq)
1670{
1671 struct ieee80211com *ic = vap->iv_ic;
1672 struct ieee80211_wme_state *wme = &ic->ic_wme;
1673 struct wmeParams *wmep, *chanp;
1674 int isbss, ac;
1675
1676 if ((ic->ic_caps & IEEE80211_C_WME) == 0)
1677 return EOPNOTSUPP;
1678
1679 isbss = (ireq->i_len & IEEE80211_WMEPARAM_BSS);
1680 ac = (ireq->i_len & IEEE80211_WMEPARAM_VAL);
1681 if (ac >= WME_NUM_AC)
1682 ac = WME_AC_BE;
1683 if (isbss) {
1684 chanp = &wme->wme_bssChanParams.cap_wmeParams[ac];
1685 wmep = &wme->wme_wmeBssChanParams.cap_wmeParams[ac];
1686 } else {
1687 chanp = &wme->wme_chanParams.cap_wmeParams[ac];
1688 wmep = &wme->wme_wmeChanParams.cap_wmeParams[ac];
1689 }
1690 switch (ireq->i_type) {
1691 case IEEE80211_IOC_WME_CWMIN: /* WME: CWmin */
1692 if (isbss) {
1693 wmep->wmep_logcwmin = ireq->i_val;
1694 if ((wme->wme_flags & WME_F_AGGRMODE) == 0)
1695 chanp->wmep_logcwmin = ireq->i_val;
1696 } else {
1697 wmep->wmep_logcwmin = chanp->wmep_logcwmin =
1698 ireq->i_val;
1699 }
1700 break;
1701 case IEEE80211_IOC_WME_CWMAX: /* WME: CWmax */
1702 if (isbss) {
1703 wmep->wmep_logcwmax = ireq->i_val;
1704 if ((wme->wme_flags & WME_F_AGGRMODE) == 0)
1705 chanp->wmep_logcwmax = ireq->i_val;
1706 } else {
1707 wmep->wmep_logcwmax = chanp->wmep_logcwmax =
1708 ireq->i_val;
1709 }
1710 break;
1711 case IEEE80211_IOC_WME_AIFS: /* WME: AIFS */
1712 if (isbss) {
1713 wmep->wmep_aifsn = ireq->i_val;
1714 if ((wme->wme_flags & WME_F_AGGRMODE) == 0)
1715 chanp->wmep_aifsn = ireq->i_val;
1716 } else {
1717 wmep->wmep_aifsn = chanp->wmep_aifsn = ireq->i_val;
1718 }
1719 break;
1720 case IEEE80211_IOC_WME_TXOPLIMIT: /* WME: txops limit */
1721 if (isbss) {
1722 wmep->wmep_txopLimit = ireq->i_val;
1723 if ((wme->wme_flags & WME_F_AGGRMODE) == 0)
1724 chanp->wmep_txopLimit = ireq->i_val;
1725 } else {
1726 wmep->wmep_txopLimit = chanp->wmep_txopLimit =
1727 ireq->i_val;
1728 }
1729 break;
1730 case IEEE80211_IOC_WME_ACM: /* WME: ACM (bss only) */
1731 wmep->wmep_acm = ireq->i_val;
1732 if ((wme->wme_flags & WME_F_AGGRMODE) == 0)
1733 chanp->wmep_acm = ireq->i_val;
1734 break;
1735 case IEEE80211_IOC_WME_ACKPOLICY: /* WME: ACK policy (!bss only)*/
1736 wmep->wmep_noackPolicy = chanp->wmep_noackPolicy =
1737 (ireq->i_val) == 0;
1738 break;
1739 }
1740 ieee80211_wme_updateparams(vap);
1741 return 0;
1742}
1743
1744static int
1745find11gchannel(struct ieee80211com *ic, int start, int freq)
1746{
1747 const struct ieee80211_channel *c;
1748 int i;
1749
1750 for (i = start+1; i < ic->ic_nchans; i++) {
1751 c = &ic->ic_channels[i];
1752 if (c->ic_freq == freq && IEEE80211_IS_CHAN_ANYG(c))
1753 return 1;
1754 }
1755 /* NB: should not be needed but in case things are mis-sorted */
1756 for (i = 0; i < start; i++) {
1757 c = &ic->ic_channels[i];
1758 if (c->ic_freq == freq && IEEE80211_IS_CHAN_ANYG(c))
1759 return 1;
1760 }
1761 return 0;
1762}
1763
1764static struct ieee80211_channel *
1765findchannel(struct ieee80211com *ic, int ieee, int mode)
1766{
1767 static const u_int chanflags[IEEE80211_MODE_MAX] = {
1768 [IEEE80211_MODE_AUTO] = 0,
1769 [IEEE80211_MODE_11A] = IEEE80211_CHAN_A,
1770 [IEEE80211_MODE_11B] = IEEE80211_CHAN_B,
1771 [IEEE80211_MODE_11G] = IEEE80211_CHAN_G,
1772 [IEEE80211_MODE_FH] = IEEE80211_CHAN_FHSS,
1773 [IEEE80211_MODE_TURBO_A] = IEEE80211_CHAN_108A,
1774 [IEEE80211_MODE_TURBO_G] = IEEE80211_CHAN_108G,
1775 [IEEE80211_MODE_STURBO_A] = IEEE80211_CHAN_STURBO,
1776 [IEEE80211_MODE_HALF] = IEEE80211_CHAN_HALF,
1777 [IEEE80211_MODE_QUARTER] = IEEE80211_CHAN_QUARTER,
1778 /* NB: handled specially below */
1779 [IEEE80211_MODE_11NA] = IEEE80211_CHAN_A,
1780 [IEEE80211_MODE_11NG] = IEEE80211_CHAN_G,
1781 };
1782 u_int modeflags;
1783 int i;
1784
1785 modeflags = chanflags[mode];
1786 for (i = 0; i < ic->ic_nchans; i++) {
1787 struct ieee80211_channel *c = &ic->ic_channels[i];
1788
1789 if (c->ic_ieee != ieee)
1790 continue;
1791 if (mode == IEEE80211_MODE_AUTO) {
1792 /* ignore turbo channels for autoselect */
1793 if (IEEE80211_IS_CHAN_TURBO(c))
1794 continue;
1795 /*
1796 * XXX special-case 11b/g channels so we
1797 * always select the g channel if both
1798 * are present.
1799 * XXX prefer HT to non-HT?
1800 */
1801 if (!IEEE80211_IS_CHAN_B(c) ||
1802 !find11gchannel(ic, i, c->ic_freq))
1803 return c;
1804 } else {
1805 /* must check HT specially */
1806 if ((mode == IEEE80211_MODE_11NA ||
1807 mode == IEEE80211_MODE_11NG) &&
1808 !IEEE80211_IS_CHAN_HT(c))
1809 continue;
1810 if ((c->ic_flags & modeflags) == modeflags)
1811 return c;
1812 }
1813 }
1814 return NULL;
1815}
1816
1817/*
1818 * Check the specified against any desired mode (aka netband).
1819 * This is only used (presently) when operating in hostap mode
1820 * to enforce consistency.
1821 */
1822static int
1823check_mode_consistency(const struct ieee80211_channel *c, int mode)
1824{
1825 KASSERT(c != IEEE80211_CHAN_ANYC, ("oops, no channel"));
1826
1827 switch (mode) {
1828 case IEEE80211_MODE_11B:
1829 return (IEEE80211_IS_CHAN_B(c));
1830 case IEEE80211_MODE_11G:
1831 return (IEEE80211_IS_CHAN_ANYG(c) && !IEEE80211_IS_CHAN_HT(c));
1832 case IEEE80211_MODE_11A:
1833 return (IEEE80211_IS_CHAN_A(c) && !IEEE80211_IS_CHAN_HT(c));
1834 case IEEE80211_MODE_STURBO_A:
1835 return (IEEE80211_IS_CHAN_STURBO(c));
1836 case IEEE80211_MODE_11NA:
1837 return (IEEE80211_IS_CHAN_HTA(c));
1838 case IEEE80211_MODE_11NG:
1839 return (IEEE80211_IS_CHAN_HTG(c));
1840 }
1841 return 1;
1842
1843}
1844
1845/*
1846 * Common code to set the current channel. If the device
1847 * is up and running this may result in an immediate channel
1848 * change or a kick of the state machine.
1849 */
1850static int
1851setcurchan(struct ieee80211vap *vap, struct ieee80211_channel *c)
1852{
1853 struct ieee80211com *ic = vap->iv_ic;
1854 int error;
1855
1856 if (c != IEEE80211_CHAN_ANYC) {
1857 if (IEEE80211_IS_CHAN_RADAR(c))
1858 return EBUSY; /* XXX better code? */
1859 if (vap->iv_opmode == IEEE80211_M_HOSTAP) {
1860 if (IEEE80211_IS_CHAN_NOHOSTAP(c))
1861 return EINVAL;
1862 if (!check_mode_consistency(c, vap->iv_des_mode))
1863 return EINVAL;
1864 } else if (vap->iv_opmode == IEEE80211_M_IBSS) {
1865 if (IEEE80211_IS_CHAN_NOADHOC(c))
1866 return EINVAL;
1867 }
1868 if (vap->iv_state == IEEE80211_S_RUN &&
1869 vap->iv_bss->ni_chan == c)
1870 return 0; /* NB: nothing to do */
1871 }
1872 vap->iv_des_chan = c;
1873
1874 error = 0;
1875 if (vap->iv_opmode == IEEE80211_M_MONITOR &&
1876 vap->iv_des_chan != IEEE80211_CHAN_ANYC) {
1877 /*
1878 * Monitor mode can switch directly.
1879 */
1880 if (IFNET_IS_UP_RUNNING(vap->iv_ifp)) {
1881 /* XXX need state machine for other vap's to follow */
1882 ieee80211_setcurchan(ic, vap->iv_des_chan);
1883 vap->iv_bss->ni_chan = ic->ic_curchan;
1884 } else
1885 ic->ic_curchan = vap->iv_des_chan;
1886 ic->ic_rt = ieee80211_get_ratetable(ic->ic_curchan);
1887 } else {
1888 /*
1889 * Need to go through the state machine in case we
1890 * need to reassociate or the like. The state machine
1891 * will pickup the desired channel and avoid scanning.
1892 */
1893 if (IS_UP_AUTO(vap))
1894 ieee80211_new_state(vap, IEEE80211_S_SCAN, 0);
1895 else if (vap->iv_des_chan != IEEE80211_CHAN_ANYC) {
1896 /*
1897 * When not up+running and a real channel has
1898 * been specified fix the current channel so
1899 * there is immediate feedback; e.g. via ifconfig.
1900 */
1901 ic->ic_curchan = vap->iv_des_chan;
1902 ic->ic_rt = ieee80211_get_ratetable(ic->ic_curchan);
1903 }
1904 }
1905 return error;
1906}
1907
1908/*
1909 * Old api for setting the current channel; this is
1910 * deprecated because channel numbers are ambiguous.
1911 */
1912static __noinline int
1913ieee80211_ioctl_setchannel(struct ieee80211vap *vap,
1914 const struct ieee80211req *ireq)
1915{
1916 struct ieee80211com *ic = vap->iv_ic;
1917 struct ieee80211_channel *c;
1918
1919 /* XXX 0xffff overflows 16-bit signed */
1920 if (ireq->i_val == 0 ||
1921 ireq->i_val == (int16_t) IEEE80211_CHAN_ANY) {
1922 c = IEEE80211_CHAN_ANYC;
1923 } else {
1924 struct ieee80211_channel *c2;
1925
1926 c = findchannel(ic, ireq->i_val, vap->iv_des_mode);
1927 if (c == NULL) {
1928 c = findchannel(ic, ireq->i_val,
1929 IEEE80211_MODE_AUTO);
1930 if (c == NULL)
1931 return EINVAL;
1932 }
1933 /*
1934 * Fine tune channel selection based on desired mode:
1935 * if 11b is requested, find the 11b version of any
1936 * 11g channel returned,
1937 * if static turbo, find the turbo version of any
1938 * 11a channel return,
1939 * if 11na is requested, find the ht version of any
1940 * 11a channel returned,
1941 * if 11ng is requested, find the ht version of any
1942 * 11g channel returned,
1943 * otherwise we should be ok with what we've got.
1944 */
1945 switch (vap->iv_des_mode) {
1946 case IEEE80211_MODE_11B:
1947 if (IEEE80211_IS_CHAN_ANYG(c)) {
1948 c2 = findchannel(ic, ireq->i_val,
1949 IEEE80211_MODE_11B);
1950 /* NB: should not happen, =>'s 11g w/o 11b */
1951 if (c2 != NULL)
1952 c = c2;
1953 }
1954 break;
1955 case IEEE80211_MODE_TURBO_A:
1956 if (IEEE80211_IS_CHAN_A(c)) {
1957 c2 = findchannel(ic, ireq->i_val,
1958 IEEE80211_MODE_TURBO_A);
1959 if (c2 != NULL)
1960 c = c2;
1961 }
1962 break;
1963 case IEEE80211_MODE_11NA:
1964 if (IEEE80211_IS_CHAN_A(c)) {
1965 c2 = findchannel(ic, ireq->i_val,
1966 IEEE80211_MODE_11NA);
1967 if (c2 != NULL)
1968 c = c2;
1969 }
1970 break;
1971 case IEEE80211_MODE_11NG:
1972 if (IEEE80211_IS_CHAN_ANYG(c)) {
1973 c2 = findchannel(ic, ireq->i_val,
1974 IEEE80211_MODE_11NG);
1975 if (c2 != NULL)
1976 c = c2;
1977 }
1978 break;
1979 default: /* NB: no static turboG */
1980 break;
1981 }
1982 }
1983 return setcurchan(vap, c);
1984}
1985
1986/*
1987 * New/current api for setting the current channel; a complete
1988 * channel description is provide so there is no ambiguity in
1989 * identifying the channel.
1990 */
1991static __noinline int
1992ieee80211_ioctl_setcurchan(struct ieee80211vap *vap,
1993 const struct ieee80211req *ireq)
1994{
1995 struct ieee80211com *ic = vap->iv_ic;
1996 struct ieee80211_channel chan, *c;
1997 int error;
1998
1999 if (ireq->i_len != sizeof(chan))
2000 return EINVAL;
2001 error = copyin(ireq->i_data, &chan, sizeof(chan));
2002 if (error != 0)
2003 return error;
2004 /* XXX 0xffff overflows 16-bit signed */
2005 if (chan.ic_freq == 0 || chan.ic_freq == IEEE80211_CHAN_ANY) {
2006 c = IEEE80211_CHAN_ANYC;
2007 } else {
2008 c = ieee80211_find_channel(ic, chan.ic_freq, chan.ic_flags);
2009 if (c == NULL)
2010 return EINVAL;
2011 }
2012 return setcurchan(vap, c);
2013}
2014
2015static __noinline int
2016ieee80211_ioctl_setregdomain(struct ieee80211vap *vap,
2017 const struct ieee80211req *ireq)
2018{
2019 struct ieee80211_regdomain_req *reg;
2020 int nchans, error;
2021
2022 nchans = 1 + ((ireq->i_len - sizeof(struct ieee80211_regdomain_req)) /
2023 sizeof(struct ieee80211_channel));
2024 if (!(1 <= nchans && nchans <= IEEE80211_CHAN_MAX)) {
2025 IEEE80211_DPRINTF(vap, IEEE80211_MSG_IOCTL,
2026 "%s: bad # chans, i_len %d nchans %d\n", __func__,
2027 ireq->i_len, nchans);
2028 return EINVAL;
2029 }
2030 reg = (struct ieee80211_regdomain_req *)
fcaa651d 2031 kmalloc(IEEE80211_REGDOMAIN_SIZE(nchans), M_TEMP, M_INTWAIT);
32176cfd
RP
2032 if (reg == NULL) {
2033 IEEE80211_DPRINTF(vap, IEEE80211_MSG_IOCTL,
2034 "%s: no memory, nchans %d\n", __func__, nchans);
2035 return ENOMEM;
2036 }
2037 error = copyin(ireq->i_data, reg, IEEE80211_REGDOMAIN_SIZE(nchans));
2038 if (error == 0) {
2039 /* NB: validate inline channel count against storage size */
2040 if (reg->chaninfo.ic_nchans != nchans) {
2041 IEEE80211_DPRINTF(vap, IEEE80211_MSG_IOCTL,
2042 "%s: chan cnt mismatch, %d != %d\n", __func__,
2043 reg->chaninfo.ic_nchans, nchans);
2044 error = EINVAL;
2045 } else
2046 error = ieee80211_setregdomain(vap, reg);
2047 }
2048 kfree(reg, M_TEMP);
2049
2050 return (error == 0 ? ENETRESET : error);
2051}
2052
2053static int
2054ieee80211_ioctl_setroam(struct ieee80211vap *vap,
2055 const struct ieee80211req *ireq)
2056{
2057 if (ireq->i_len != sizeof(vap->iv_roamparms))
2058 return EINVAL;
2059 /* XXX validate params */
2060 /* XXX? ENETRESET to push to device? */
2061 return copyin(ireq->i_data, vap->iv_roamparms,
2062 sizeof(vap->iv_roamparms));
2063}
2064
2065static int
2066checkrate(const struct ieee80211_rateset *rs, int rate)
2067{
2068 int i;
2069
2070 if (rate == IEEE80211_FIXED_RATE_NONE)
2071 return 1;
2072 for (i = 0; i < rs->rs_nrates; i++)
2073 if ((rs->rs_rates[i] & IEEE80211_RATE_VAL) == rate)
2074 return 1;
2075 return 0;
2076}
2077
2078static int
2079checkmcs(int mcs)
2080{
2081 if (mcs == IEEE80211_FIXED_RATE_NONE)
2082 return 1;
2083 if ((mcs & IEEE80211_RATE_MCS) == 0) /* MCS always have 0x80 set */
2084 return 0;
2085 return (mcs & 0x7f) <= 15; /* XXX could search ht rate set */
2086}
2087
2088static __noinline int
2089ieee80211_ioctl_settxparams(struct ieee80211vap *vap,
2090 const struct ieee80211req *ireq)
2091{
2092 struct ieee80211com *ic = vap->iv_ic;
2093 struct ieee80211_txparams_req parms; /* XXX stack use? */
2094 struct ieee80211_txparam *src, *dst;
2095 const struct ieee80211_rateset *rs;
2096 int error, mode, changed, is11n, nmodes;
2097
2098 /* NB: accept short requests for backwards compat */
2099 if (ireq->i_len > sizeof(parms))
2100 return EINVAL;
2101 error = copyin(ireq->i_data, &parms, ireq->i_len);
2102 if (error != 0)
2103 return error;
2104 nmodes = ireq->i_len / sizeof(struct ieee80211_txparam);
2105 changed = 0;
2106 /* validate parameters and check if anything changed */
2107 for (mode = IEEE80211_MODE_11A; mode < nmodes; mode++) {
2108 if (isclr(ic->ic_modecaps, mode))
2109 continue;
2110 src = &parms.params[mode];
2111 dst = &vap->iv_txparms[mode];
2112 rs = &ic->ic_sup_rates[mode]; /* NB: 11n maps to legacy */
2113 is11n = (mode == IEEE80211_MODE_11NA ||
2114 mode == IEEE80211_MODE_11NG);
2115 if (src->ucastrate != dst->ucastrate) {
2116 if (!checkrate(rs, src->ucastrate) &&
2117 (!is11n || !checkmcs(src->ucastrate)))
2118 return EINVAL;
2119 changed++;
2120 }
2121 if (src->mcastrate != dst->mcastrate) {
2122 if (!checkrate(rs, src->mcastrate) &&
2123 (!is11n || !checkmcs(src->mcastrate)))
2124 return EINVAL;
2125 changed++;
2126 }
2127 if (src->mgmtrate != dst->mgmtrate) {
2128 if (!checkrate(rs, src->mgmtrate) &&
2129 (!is11n || !checkmcs(src->mgmtrate)))
2130 return EINVAL;
2131 changed++;
2132 }
2133 if (src->maxretry != dst->maxretry) /* NB: no bounds */
2134 changed++;
2135 }
2136 if (changed) {
2137 /*
2138 * Copy new parameters in place and notify the
2139 * driver so it can push state to the device.
2140 */
2141 for (mode = IEEE80211_MODE_11A; mode < nmodes; mode++) {
2142 if (isset(ic->ic_modecaps, mode))
2143 vap->iv_txparms[mode] = parms.params[mode];
2144 }
2145 /* XXX could be more intelligent,
2146 e.g. don't reset if setting not being used */
2147 return ENETRESET;
2148 }
2149 return 0;
2150}
2151
2152/*
2153 * Application Information Element support.
2154 */
2155static int
2156setappie(struct ieee80211_appie **aie, const struct ieee80211req *ireq)
2157{
2158 struct ieee80211_appie *app = *aie;
2159 struct ieee80211_appie *napp;
2160 int error;
2161
2162 if (ireq->i_len == 0) { /* delete any existing ie */
2163 if (app != NULL) {
2164 *aie = NULL; /* XXX racey */
2165 kfree(app, M_80211_NODE_IE);
2166 }
2167 return 0;
2168 }
2169 if (!(2 <= ireq->i_len && ireq->i_len <= IEEE80211_MAX_APPIE))
2170 return EINVAL;
2171 /*
2172 * Allocate a new appie structure and copy in the user data.
2173 * When done swap in the new structure. Note that we do not
2174 * guard against users holding a ref to the old structure;
2175 * this must be handled outside this code.
2176 *
2177 * XXX bad bad bad
2178 */
2179 napp = (struct ieee80211_appie *) kmalloc(
fcaa651d
RP
2180 sizeof(struct ieee80211_appie) + ireq->i_len, M_80211_NODE_IE,
2181 M_INTWAIT);
32176cfd
RP
2182 if (napp == NULL)
2183 return ENOMEM;
2184 /* XXX holding ic lock */
2185 error = copyin(ireq->i_data, napp->ie_data, ireq->i_len);
2186 if (error) {
2187 kfree(napp, M_80211_NODE_IE);
2188 return error;
2189 }
2190 napp->ie_len = ireq->i_len;
2191 *aie = napp;
2192 if (app != NULL)
2193 kfree(app, M_80211_NODE_IE);
2194 return 0;
2195}
2196
2197static void
2198setwparsnie(struct ieee80211vap *vap, uint8_t *ie, int space)
2199{
2200 /* validate data is present as best we can */
2201 if (space == 0 || 2+ie[1] > space)
2202 return;
2203 if (ie[0] == IEEE80211_ELEMID_VENDOR)
2204 vap->iv_wpa_ie = ie;
2205 else if (ie[0] == IEEE80211_ELEMID_RSN)
2206 vap->iv_rsn_ie = ie;
2207}
2208
2209static __noinline int
2210ieee80211_ioctl_setappie_locked(struct ieee80211vap *vap,
2211 const struct ieee80211req *ireq, int fc0)
2212{
2213 int error;
2214
32176cfd
RP
2215 switch (fc0 & IEEE80211_FC0_SUBTYPE_MASK) {
2216 case IEEE80211_FC0_SUBTYPE_BEACON:
2217 if (vap->iv_opmode != IEEE80211_M_HOSTAP &&
2218 vap->iv_opmode != IEEE80211_M_IBSS) {
2219 error = EINVAL;
2220 break;
2221 }
2222 error = setappie(&vap->iv_appie_beacon, ireq);
2223 if (error == 0)
2224 ieee80211_beacon_notify(vap, IEEE80211_BEACON_APPIE);
2225 break;
2226 case IEEE80211_FC0_SUBTYPE_PROBE_RESP:
2227 error = setappie(&vap->iv_appie_proberesp, ireq);
2228 break;
2229 case IEEE80211_FC0_SUBTYPE_ASSOC_RESP:
2230 if (vap->iv_opmode == IEEE80211_M_HOSTAP)
2231 error = setappie(&vap->iv_appie_assocresp, ireq);
2232 else
2233 error = EINVAL;
2234 break;
2235 case IEEE80211_FC0_SUBTYPE_PROBE_REQ:
2236 error = setappie(&vap->iv_appie_probereq, ireq);
2237 break;
2238 case IEEE80211_FC0_SUBTYPE_ASSOC_REQ:
2239 if (vap->iv_opmode == IEEE80211_M_STA)
2240 error = setappie(&vap->iv_appie_assocreq, ireq);
2241 else
2242 error = EINVAL;
2243 break;
2244 case (IEEE80211_APPIE_WPA & IEEE80211_FC0_SUBTYPE_MASK):
2245 error = setappie(&vap->iv_appie_wpa, ireq);
2246 if (error == 0) {
2247 /*
2248 * Must split single blob of data into separate
2249 * WPA and RSN ie's because they go in different
2250 * locations in the mgt frames.
2251 * XXX use IEEE80211_IOC_WPA2 so user code does split
2252 */
2253 vap->iv_wpa_ie = NULL;
2254 vap->iv_rsn_ie = NULL;
2255 if (vap->iv_appie_wpa != NULL) {
2256 struct ieee80211_appie *appie =
2257 vap->iv_appie_wpa;
2258 uint8_t *data = appie->ie_data;
2259
2260 /* XXX ie length validate is painful, cheat */
2261 setwparsnie(vap, data, appie->ie_len);
2262 setwparsnie(vap, data + 2 + data[1],
2263 appie->ie_len - (2 + data[1]));
2264 }
2265 if (vap->iv_opmode == IEEE80211_M_HOSTAP ||
2266 vap->iv_opmode == IEEE80211_M_IBSS) {
2267 /*
2268 * Must rebuild beacon frame as the update
2269 * mechanism doesn't handle WPA/RSN ie's.
2270 * Could extend it but it doesn't normally
2271 * change; this is just to deal with hostapd
2272 * plumbing the ie after the interface is up.
2273 */
2274 error = ENETRESET;
2275 }
2276 }
2277 break;
2278 default:
2279 error = EINVAL;
2280 break;
2281 }
2282 return error;
2283}
2284
2285static __noinline int
2286ieee80211_ioctl_setappie(struct ieee80211vap *vap,
2287 const struct ieee80211req *ireq)
2288{
2289 struct ieee80211com *ic = vap->iv_ic;
2290 int error;
2291 uint8_t fc0;
2292
e8361ca0 2293 ic = vap->iv_ic;
32176cfd
RP
2294 fc0 = ireq->i_val & 0xff;
2295 if ((fc0 & IEEE80211_FC0_TYPE_MASK) != IEEE80211_FC0_TYPE_MGT)
2296 return EINVAL;
2297 /* NB: could check iv_opmode and reject but hardly worth the effort */
32176cfd 2298 error = ieee80211_ioctl_setappie_locked(vap, ireq, fc0);
32176cfd
RP
2299 return error;
2300}
2301
2302static __noinline int
2303ieee80211_ioctl_chanswitch(struct ieee80211vap *vap, struct ieee80211req *ireq)
2304{
2305 struct ieee80211com *ic = vap->iv_ic;
2306 struct ieee80211_chanswitch_req csr;
2307 struct ieee80211_channel *c;
2308 int error;
2309
2310 if (ireq->i_len != sizeof(csr))
2311 return EINVAL;
2312 error = copyin(ireq->i_data, &csr, sizeof(csr));
2313 if (error != 0)
2314 return error;
2315 /* XXX adhoc mode not supported */
2316 if (vap->iv_opmode != IEEE80211_M_HOSTAP ||
2317 (vap->iv_flags & IEEE80211_F_DOTH) == 0)
2318 return EOPNOTSUPP;
2319 c = ieee80211_find_channel(ic,
2320 csr.csa_chan.ic_freq, csr.csa_chan.ic_flags);
2321 if (c == NULL)
2322 return ENOENT;
32176cfd
RP
2323 if ((ic->ic_flags & IEEE80211_F_CSAPENDING) == 0)
2324 ieee80211_csa_startswitch(ic, c, csr.csa_mode, csr.csa_count);
2325 else if (csr.csa_count == 0)
2326 ieee80211_csa_cancelswitch(ic);
2327 else
2328 error = EBUSY;
32176cfd
RP
2329 return error;
2330}
2331
2332static __noinline int
2333ieee80211_ioctl_scanreq(struct ieee80211vap *vap, struct ieee80211req *ireq)
2334{
2335#define IEEE80211_IOC_SCAN_FLAGS \
2336 (IEEE80211_IOC_SCAN_NOPICK | IEEE80211_IOC_SCAN_ACTIVE | \
2337 IEEE80211_IOC_SCAN_PICK1ST | IEEE80211_IOC_SCAN_BGSCAN | \
2338 IEEE80211_IOC_SCAN_ONCE | IEEE80211_IOC_SCAN_NOBCAST | \
2339 IEEE80211_IOC_SCAN_NOJOIN | IEEE80211_IOC_SCAN_FLUSH | \
2340 IEEE80211_IOC_SCAN_CHECK)
2341 struct ieee80211com *ic = vap->iv_ic;
2342 struct ieee80211_scan_req sr; /* XXX off stack? */
2343 int error, i;
2344
2345 /* NB: parent must be running */
34a60cf6 2346 if ((ic->ic_ifp->if_flags & IFF_RUNNING) == 0)
32176cfd
RP
2347 return ENXIO;
2348
2349 if (ireq->i_len != sizeof(sr))
2350 return EINVAL;
2351 error = copyin(ireq->i_data, &sr, sizeof(sr));
2352 if (error != 0)
2353 return error;
2354 /* convert duration */
2355 if (sr.sr_duration == IEEE80211_IOC_SCAN_FOREVER)
2356 sr.sr_duration = IEEE80211_SCAN_FOREVER;
2357 else {
2358 if (sr.sr_duration < IEEE80211_IOC_SCAN_DURATION_MIN ||
2359 sr.sr_duration > IEEE80211_IOC_SCAN_DURATION_MAX)
2360 return EINVAL;
2361 sr.sr_duration = msecs_to_ticks(sr.sr_duration);
2362 if (sr.sr_duration < 1)
2363 sr.sr_duration = 1;
2364 }
2365 /* convert min/max channel dwell */
2366 if (sr.sr_mindwell != 0) {
2367 sr.sr_mindwell = msecs_to_ticks(sr.sr_mindwell);
2368 if (sr.sr_mindwell < 1)
2369 sr.sr_mindwell = 1;
2370 }
2371 if (sr.sr_maxdwell != 0) {
2372 sr.sr_maxdwell = msecs_to_ticks(sr.sr_maxdwell);
2373 if (sr.sr_maxdwell < 1)
2374 sr.sr_maxdwell = 1;
2375 }
2376 /* NB: silently reduce ssid count to what is supported */
2377 if (sr.sr_nssid > IEEE80211_SCAN_MAX_SSID)
2378 sr.sr_nssid = IEEE80211_SCAN_MAX_SSID;
2379 for (i = 0; i < sr.sr_nssid; i++)
2380 if (sr.sr_ssid[i].len > IEEE80211_NWID_LEN)
2381 return EINVAL;
2382 /* cleanse flags just in case, could reject if invalid flags */
2383 sr.sr_flags &= IEEE80211_IOC_SCAN_FLAGS;
2384 /*
2385 * Add an implicit NOPICK if the vap is not marked UP. This
2386 * allows applications to scan without joining a bss (or picking
2387 * a channel and setting up a bss) and without forcing manual
2388 * roaming mode--you just need to mark the parent device UP.
2389 */
2390 if ((vap->iv_ifp->if_flags & IFF_UP) == 0)
2391 sr.sr_flags |= IEEE80211_IOC_SCAN_NOPICK;
2392
2393 IEEE80211_DPRINTF(vap, IEEE80211_MSG_SCAN,
2394 "%s: flags 0x%x%s duration 0x%x mindwell %u maxdwell %u nssid %d\n",
2395 __func__, sr.sr_flags,
2396 (vap->iv_ifp->if_flags & IFF_UP) == 0 ? " (!IFF_UP)" : "",
2397 sr.sr_duration, sr.sr_mindwell, sr.sr_maxdwell, sr.sr_nssid);
2398 /*
2399 * If we are in INIT state then the driver has never had a chance
2400 * to setup hardware state to do a scan; we must use the state
2401 * machine to get us up to the SCAN state but once we reach SCAN
2402 * state we then want to use the supplied params. Stash the
2403 * parameters in the vap and mark IEEE80211_FEXT_SCANREQ; the
2404 * state machines will recognize this and use the stashed params
2405 * to issue the scan request.
2406 *
2407 * Otherwise just invoke the scan machinery directly.
2408 */
32176cfd
RP
2409 if (vap->iv_state == IEEE80211_S_INIT) {
2410 /* NB: clobbers previous settings */
2411 vap->iv_scanreq_flags = sr.sr_flags;
2412 vap->iv_scanreq_duration = sr.sr_duration;
2413 vap->iv_scanreq_nssid = sr.sr_nssid;
2414 for (i = 0; i < sr.sr_nssid; i++) {
2415 vap->iv_scanreq_ssid[i].len = sr.sr_ssid[i].len;
2416 memcpy(vap->iv_scanreq_ssid[i].ssid, sr.sr_ssid[i].ssid,
2417 sr.sr_ssid[i].len);
2418 }
2419 vap->iv_flags_ext |= IEEE80211_FEXT_SCANREQ;
32176cfd
RP
2420 ieee80211_new_state(vap, IEEE80211_S_SCAN, 0);
2421 } else {
2422 vap->iv_flags_ext &= ~IEEE80211_FEXT_SCANREQ;
32176cfd
RP
2423 /* XXX neeed error return codes */
2424 if (sr.sr_flags & IEEE80211_IOC_SCAN_CHECK) {
2425 (void) ieee80211_check_scan(vap, sr.sr_flags,
2426 sr.sr_duration, sr.sr_mindwell, sr.sr_maxdwell,
2427 sr.sr_nssid,
2428 /* NB: cheat, we assume structures are compatible */
2429 (const struct ieee80211_scan_ssid *) &sr.sr_ssid[0]);
2430 } else {
2431 (void) ieee80211_start_scan(vap, sr.sr_flags,
2432 sr.sr_duration, sr.sr_mindwell, sr.sr_maxdwell,
2433 sr.sr_nssid,
2434 /* NB: cheat, we assume structures are compatible */
2435 (const struct ieee80211_scan_ssid *) &sr.sr_ssid[0]);
2436 }
2437 }
2438 return error;
2439#undef IEEE80211_IOC_SCAN_FLAGS
2440}
2441
2442static __noinline int
2443ieee80211_ioctl_setstavlan(struct ieee80211vap *vap, struct ieee80211req *ireq)
2444{
2445 struct ieee80211_node *ni;
2446 struct ieee80211req_sta_vlan vlan;
2447 int error;
2448
2449 if (ireq->i_len != sizeof(vlan))
2450 return EINVAL;
2451 error = copyin(ireq->i_data, &vlan, sizeof(vlan));
2452 if (error != 0)
2453 return error;
2454 if (!IEEE80211_ADDR_EQ(vlan.sv_macaddr, zerobssid)) {
2455 ni = ieee80211_find_vap_node(&vap->iv_ic->ic_sta, vap,
2456 vlan.sv_macaddr);
2457 if (ni == NULL)
2458 return ENOENT;
2459 } else
2460 ni = ieee80211_ref_node(vap->iv_bss);
2461 ni->ni_vlan = vlan.sv_vlan;
2462 ieee80211_free_node(ni);
2463 return error;
2464}
2465
2466static int
2467isvap11g(const struct ieee80211vap *vap)
2468{
2469 const struct ieee80211_node *bss = vap->iv_bss;
2470 return bss->ni_chan != IEEE80211_CHAN_ANYC &&
2471 IEEE80211_IS_CHAN_ANYG(bss->ni_chan);
2472}
2473
841ab66c 2474static int
32176cfd 2475isvapht(const struct ieee80211vap *vap)
841ab66c 2476{
32176cfd
RP
2477 const struct ieee80211_node *bss = vap->iv_bss;
2478 return bss->ni_chan != IEEE80211_CHAN_ANYC &&
2479 IEEE80211_IS_CHAN_HT(bss->ni_chan);
2480}
841ab66c 2481
32176cfd
RP
2482/*
2483 * Dummy ioctl set handler so the linker set is defined.
2484 */
2485static int
2486dummy_ioctl_set(struct ieee80211vap *vap, struct ieee80211req *ireq)
2487{
2488 return ENOSYS;
841ab66c 2489}
32176cfd 2490IEEE80211_IOCTL_SET(dummy, dummy_ioctl_set);
841ab66c
SZ
2491
2492static int
32176cfd
RP
2493ieee80211_ioctl_setdefault(struct ieee80211vap *vap, struct ieee80211req *ireq)
2494{
2495 ieee80211_ioctl_setfunc * const *set;
2496 int error;
2497
2498 SET_FOREACH(set, ieee80211_ioctl_setset) {
2499 error = (*set)(vap, ireq);
2500 if (error != ENOSYS)
2501 return error;
841ab66c 2502 }
32176cfd 2503 return EINVAL;
841ab66c
SZ
2504}
2505
32176cfd
RP
2506static __noinline int
2507ieee80211_ioctl_set80211(struct ieee80211vap *vap, u_long cmd, struct ieee80211req *ireq)
841ab66c 2508{
32176cfd 2509 struct ieee80211com *ic = vap->iv_ic;
841ab66c
SZ
2510 int error;
2511 const struct ieee80211_authenticator *auth;
2512 uint8_t tmpkey[IEEE80211_KEYBUF_SIZE];
2513 char tmpssid[IEEE80211_NWID_LEN];
2514 uint8_t tmpbssid[IEEE80211_ADDR_LEN];
2515 struct ieee80211_key *k;
841ab66c 2516 u_int kid;
32176cfd 2517 uint32_t flags;
841ab66c
SZ
2518
2519 error = 0;
2520 switch (ireq->i_type) {
2521 case IEEE80211_IOC_SSID:
2522 if (ireq->i_val != 0 ||
2523 ireq->i_len > IEEE80211_NWID_LEN)
2524 return EINVAL;
2525 error = copyin(ireq->i_data, tmpssid, ireq->i_len);
2526 if (error)
f186073c 2527 break;
32176cfd
RP
2528 memset(vap->iv_des_ssid[0].ssid, 0, IEEE80211_NWID_LEN);
2529 vap->iv_des_ssid[0].len = ireq->i_len;
2530 memcpy(vap->iv_des_ssid[0].ssid, tmpssid, ireq->i_len);
2531 vap->iv_des_nssid = (ireq->i_len > 0);
841ab66c
SZ
2532 error = ENETRESET;
2533 break;
2534 case IEEE80211_IOC_WEP:
2535 switch (ireq->i_val) {
2536 case IEEE80211_WEP_OFF:
32176cfd
RP
2537 vap->iv_flags &= ~IEEE80211_F_PRIVACY;
2538 vap->iv_flags &= ~IEEE80211_F_DROPUNENC;
f186073c 2539 break;
841ab66c 2540 case IEEE80211_WEP_ON:
32176cfd
RP
2541 vap->iv_flags |= IEEE80211_F_PRIVACY;
2542 vap->iv_flags |= IEEE80211_F_DROPUNENC;
f186073c 2543 break;
841ab66c 2544 case IEEE80211_WEP_MIXED:
32176cfd
RP
2545 vap->iv_flags |= IEEE80211_F_PRIVACY;
2546 vap->iv_flags &= ~IEEE80211_F_DROPUNENC;
f186073c
JS
2547 break;
2548 }
841ab66c 2549 error = ENETRESET;
f186073c 2550 break;
841ab66c 2551 case IEEE80211_IOC_WEPKEY:
32176cfd 2552 kid = (u_int) ireq->i_val;
841ab66c
SZ
2553 if (kid >= IEEE80211_WEP_NKID)
2554 return EINVAL;
32176cfd 2555 k = &vap->iv_nw_keys[kid];
841ab66c
SZ
2556 if (ireq->i_len == 0) {
2557 /* zero-len =>'s delete any existing key */
32176cfd 2558 (void) ieee80211_crypto_delkey(vap, k);
841ab66c
SZ
2559 break;
2560 }
2561 if (ireq->i_len > sizeof(tmpkey))
2562 return EINVAL;
2563 memset(tmpkey, 0, sizeof(tmpkey));
2564 error = copyin(ireq->i_data, tmpkey, ireq->i_len);
f186073c
JS
2565 if (error)
2566 break;
32176cfd 2567 ieee80211_key_update_begin(vap);
841ab66c 2568 k->wk_keyix = kid; /* NB: force fixed key id */
32176cfd 2569 if (ieee80211_crypto_newkey(vap, IEEE80211_CIPHER_WEP,
841ab66c
SZ
2570 IEEE80211_KEY_XMIT | IEEE80211_KEY_RECV, k)) {
2571 k->wk_keylen = ireq->i_len;
2572 memcpy(k->wk_key, tmpkey, sizeof(tmpkey));
32176cfd
RP
2573 IEEE80211_ADDR_COPY(k->wk_macaddr, vap->iv_myaddr);
2574 if (!ieee80211_crypto_setkey(vap, k))
f186073c 2575 error = EINVAL;
841ab66c
SZ
2576 } else
2577 error = EINVAL;
32176cfd 2578 ieee80211_key_update_end(vap);
841ab66c
SZ
2579 break;
2580 case IEEE80211_IOC_WEPTXKEY:
2581 kid = (u_int) ireq->i_val;
2582 if (kid >= IEEE80211_WEP_NKID &&
2583 (uint16_t) kid != IEEE80211_KEYIX_NONE)
2584 return EINVAL;
32176cfd 2585 vap->iv_def_txkey = kid;
841ab66c
SZ
2586 break;
2587 case IEEE80211_IOC_AUTHMODE:
2588 switch (ireq->i_val) {
2589 case IEEE80211_AUTH_WPA:
2590 case IEEE80211_AUTH_8021X: /* 802.1x */
2591 case IEEE80211_AUTH_OPEN: /* open */
2592 case IEEE80211_AUTH_SHARED: /* shared-key */
2593 case IEEE80211_AUTH_AUTO: /* auto */
2594 auth = ieee80211_authenticator_get(ireq->i_val);
2595 if (auth == NULL)
2596 return EINVAL;
f186073c 2597 break;
841ab66c
SZ
2598 default:
2599 return EINVAL;
2600 }
2601 switch (ireq->i_val) {
2602 case IEEE80211_AUTH_WPA: /* WPA w/ 802.1x */
32176cfd 2603 vap->iv_flags |= IEEE80211_F_PRIVACY;
841ab66c 2604 ireq->i_val = IEEE80211_AUTH_8021X;
f186073c 2605 break;
841ab66c 2606 case IEEE80211_AUTH_OPEN: /* open */
32176cfd 2607 vap->iv_flags &= ~(IEEE80211_F_WPA|IEEE80211_F_PRIVACY);
f186073c 2608 break;
841ab66c
SZ
2609 case IEEE80211_AUTH_SHARED: /* shared-key */
2610 case IEEE80211_AUTH_8021X: /* 802.1x */
32176cfd 2611 vap->iv_flags &= ~IEEE80211_F_WPA;
841ab66c 2612 /* both require a key so mark the PRIVACY capability */
32176cfd 2613 vap->iv_flags |= IEEE80211_F_PRIVACY;
841ab66c
SZ
2614 break;
2615 case IEEE80211_AUTH_AUTO: /* auto */
32176cfd 2616 vap->iv_flags &= ~IEEE80211_F_WPA;
841ab66c
SZ
2617 /* XXX PRIVACY handling? */
2618 /* XXX what's the right way to do this? */
2619 break;
2620 }
2621 /* NB: authenticator attach/detach happens on state change */
32176cfd 2622 vap->iv_bss->ni_authmode = ireq->i_val;
841ab66c 2623 /* XXX mixed/mode/usage? */
32176cfd 2624 vap->iv_auth = auth;
841ab66c
SZ
2625 error = ENETRESET;
2626 break;
2627 case IEEE80211_IOC_CHANNEL:
32176cfd 2628 error = ieee80211_ioctl_setchannel(vap, ireq);
841ab66c
SZ
2629 break;
2630 case IEEE80211_IOC_POWERSAVE:
2631 switch (ireq->i_val) {
2632 case IEEE80211_POWERSAVE_OFF:
32176cfd
RP
2633 if (vap->iv_flags & IEEE80211_F_PMGTON) {
2634 ieee80211_syncflag(vap, -IEEE80211_F_PMGTON);
2635 error = ERESTART;
f186073c 2636 }
f186073c 2637 break;
841ab66c 2638 case IEEE80211_POWERSAVE_ON:
32176cfd
RP
2639 if ((vap->iv_caps & IEEE80211_C_PMGT) == 0)
2640 error = EOPNOTSUPP;
2641 else if ((vap->iv_flags & IEEE80211_F_PMGTON) == 0) {
2642 ieee80211_syncflag(vap, IEEE80211_F_PMGTON);
2643 error = ERESTART;
f186073c 2644 }
f186073c
JS
2645 break;
2646 default:
2647 error = EINVAL;
2648 break;
2649 }
2650 break;
841ab66c
SZ
2651 case IEEE80211_IOC_POWERSAVESLEEP:
2652 if (ireq->i_val < 0)
2653 return EINVAL;
2654 ic->ic_lintval = ireq->i_val;
32176cfd 2655 error = ERESTART;
841ab66c
SZ
2656 break;
2657 case IEEE80211_IOC_RTSTHRESHOLD:
2658 if (!(IEEE80211_RTS_MIN <= ireq->i_val &&
2659 ireq->i_val <= IEEE80211_RTS_MAX))
2660 return EINVAL;
32176cfd
RP
2661 vap->iv_rtsthreshold = ireq->i_val;
2662 error = ERESTART;
841ab66c
SZ
2663 break;
2664 case IEEE80211_IOC_PROTMODE:
2665 if (ireq->i_val > IEEE80211_PROT_RTSCTS)
2666 return EINVAL;
2667 ic->ic_protmode = ireq->i_val;
2668 /* NB: if not operating in 11g this can wait */
32176cfd
RP
2669 if (ic->ic_bsschan != IEEE80211_CHAN_ANYC &&
2670 IEEE80211_IS_CHAN_ANYG(ic->ic_bsschan))
2671 error = ERESTART;
841ab66c
SZ
2672 break;
2673 case IEEE80211_IOC_TXPOWER:
2674 if ((ic->ic_caps & IEEE80211_C_TXPMGT) == 0)
32176cfd
RP
2675 return EOPNOTSUPP;
2676 if (!(IEEE80211_TXPOWER_MIN <= ireq->i_val &&
2677 ireq->i_val <= IEEE80211_TXPOWER_MAX))
841ab66c
SZ
2678 return EINVAL;
2679 ic->ic_txpowlimit = ireq->i_val;
32176cfd 2680 error = ERESTART;
841ab66c
SZ
2681 break;
2682 case IEEE80211_IOC_ROAMING:
2683 if (!(IEEE80211_ROAMING_DEVICE <= ireq->i_val &&
2684 ireq->i_val <= IEEE80211_ROAMING_MANUAL))
2685 return EINVAL;
32176cfd 2686 vap->iv_roaming = ireq->i_val;
841ab66c
SZ
2687 /* XXXX reset? */
2688 break;
2689 case IEEE80211_IOC_PRIVACY:
2690 if (ireq->i_val) {
2691 /* XXX check for key state? */
32176cfd 2692 vap->iv_flags |= IEEE80211_F_PRIVACY;
841ab66c 2693 } else
32176cfd
RP
2694 vap->iv_flags &= ~IEEE80211_F_PRIVACY;
2695 /* XXX ERESTART? */
841ab66c
SZ
2696 break;
2697 case IEEE80211_IOC_DROPUNENCRYPTED:
2698 if (ireq->i_val)
32176cfd 2699 vap->iv_flags |= IEEE80211_F_DROPUNENC;
841ab66c 2700 else
32176cfd
RP
2701 vap->iv_flags &= ~IEEE80211_F_DROPUNENC;
2702 /* XXX ERESTART? */
841ab66c
SZ
2703 break;
2704 case IEEE80211_IOC_WPAKEY:
32176cfd 2705 error = ieee80211_ioctl_setkey(vap, ireq);
841ab66c
SZ
2706 break;
2707 case IEEE80211_IOC_DELKEY:
32176cfd 2708 error = ieee80211_ioctl_delkey(vap, ireq);
841ab66c
SZ
2709 break;
2710 case IEEE80211_IOC_MLME:
32176cfd 2711 error = ieee80211_ioctl_setmlme(vap, ireq);
841ab66c
SZ
2712 break;
2713 case IEEE80211_IOC_COUNTERMEASURES:
2714 if (ireq->i_val) {
32176cfd
RP
2715 if ((vap->iv_flags & IEEE80211_F_WPA) == 0)
2716 return EOPNOTSUPP;
2717 vap->iv_flags |= IEEE80211_F_COUNTERM;
841ab66c 2718 } else
32176cfd
RP
2719 vap->iv_flags &= ~IEEE80211_F_COUNTERM;
2720 /* XXX ERESTART? */
841ab66c
SZ
2721 break;
2722 case IEEE80211_IOC_WPA:
2723 if (ireq->i_val > 3)
2724 return EINVAL;
2725 /* XXX verify ciphers available */
32176cfd 2726 flags = vap->iv_flags & ~IEEE80211_F_WPA;
841ab66c
SZ
2727 switch (ireq->i_val) {
2728 case 1:
32176cfd
RP
2729 if (!(vap->iv_caps & IEEE80211_C_WPA1))
2730 return EOPNOTSUPP;
2731 flags |= IEEE80211_F_WPA1;
841ab66c
SZ
2732 break;
2733 case 2:
32176cfd
RP
2734 if (!(vap->iv_caps & IEEE80211_C_WPA2))
2735 return EOPNOTSUPP;
2736 flags |= IEEE80211_F_WPA2;
841ab66c
SZ
2737 break;
2738 case 3:
32176cfd
RP
2739 if ((vap->iv_caps & IEEE80211_C_WPA) != IEEE80211_C_WPA)
2740 return EOPNOTSUPP;
2741 flags |= IEEE80211_F_WPA1 | IEEE80211_F_WPA2;
841ab66c 2742 break;
32176cfd
RP
2743 default: /* Can't set any -> error */
2744 return EOPNOTSUPP;
841ab66c 2745 }
32176cfd
RP
2746 vap->iv_flags = flags;
2747 error = ERESTART; /* NB: can change beacon frame */
841ab66c
SZ
2748 break;
2749 case IEEE80211_IOC_WME:
2750 if (ireq->i_val) {
32176cfd
RP
2751 if ((vap->iv_caps & IEEE80211_C_WME) == 0)
2752 return EOPNOTSUPP;
2753 ieee80211_syncflag(vap, IEEE80211_F_WME);
841ab66c 2754 } else
32176cfd
RP
2755 ieee80211_syncflag(vap, -IEEE80211_F_WME);
2756 error = ERESTART; /* NB: can change beacon frame */
841ab66c
SZ
2757 break;
2758 case IEEE80211_IOC_HIDESSID:
2759 if (ireq->i_val)
32176cfd 2760 vap->iv_flags |= IEEE80211_F_HIDESSID;
841ab66c 2761 else
32176cfd
RP
2762 vap->iv_flags &= ~IEEE80211_F_HIDESSID;
2763 error = ERESTART; /* XXX ENETRESET? */
841ab66c
SZ
2764 break;
2765 case IEEE80211_IOC_APBRIDGE:
2766 if (ireq->i_val == 0)
32176cfd 2767 vap->iv_flags |= IEEE80211_F_NOBRIDGE;
841ab66c 2768 else
32176cfd 2769 vap->iv_flags &= ~IEEE80211_F_NOBRIDGE;
841ab66c
SZ
2770 break;
2771 case IEEE80211_IOC_BSSID:
2772 if (ireq->i_len != sizeof(tmpbssid))
2773 return EINVAL;
2774 error = copyin(ireq->i_data, tmpbssid, ireq->i_len);
2775 if (error)
2776 break;
32176cfd
RP
2777 IEEE80211_ADDR_COPY(vap->iv_des_bssid, tmpbssid);
2778 if (IEEE80211_ADDR_EQ(vap->iv_des_bssid, zerobssid))
2779 vap->iv_flags &= ~IEEE80211_F_DESBSSID;
841ab66c 2780 else
32176cfd 2781 vap->iv_flags |= IEEE80211_F_DESBSSID;
841ab66c
SZ
2782 error = ENETRESET;
2783 break;
2784 case IEEE80211_IOC_CHANLIST:
32176cfd 2785 error = ieee80211_ioctl_setchanlist(vap, ireq);
841ab66c 2786 break;
32176cfd
RP
2787#define OLD_IEEE80211_IOC_SCAN_REQ 23
2788#ifdef OLD_IEEE80211_IOC_SCAN_REQ
2789 case OLD_IEEE80211_IOC_SCAN_REQ:
2790 IEEE80211_DPRINTF(vap, IEEE80211_MSG_SCAN,
2791 "%s: active scan request\n", __func__);
2792 /*
2793 * If we are in INIT state then the driver has never
2794 * had a chance to setup hardware state to do a scan;
2795 * use the state machine to get us up the SCAN state.
2796 * Otherwise just invoke the scan machinery to start
2797 * a one-time scan.
2798 */
2799 if (vap->iv_state == IEEE80211_S_INIT)
2800 ieee80211_new_state(vap, IEEE80211_S_SCAN, 0);
2801 else
2802 (void) ieee80211_start_scan(vap,
2803 IEEE80211_SCAN_ACTIVE |
2804 IEEE80211_SCAN_NOPICK |
2805 IEEE80211_SCAN_ONCE,
2806 IEEE80211_SCAN_FOREVER, 0, 0,
2807 /* XXX use ioctl params */
2808 vap->iv_des_nssid, vap->iv_des_ssid);
2809 break;
2810#endif /* OLD_IEEE80211_IOC_SCAN_REQ */
841ab66c 2811 case IEEE80211_IOC_SCAN_REQ:
32176cfd
RP
2812 error = ieee80211_ioctl_scanreq(vap, ireq);
2813 break;
2814 case IEEE80211_IOC_SCAN_CANCEL:
2815 IEEE80211_DPRINTF(vap, IEEE80211_MSG_SCAN,
2816 "%s: cancel scan\n", __func__);
2817 ieee80211_cancel_scan(vap);
2818 break;
2819 case IEEE80211_IOC_HTCONF:
2820 if (ireq->i_val & 1)
2821 ieee80211_syncflag_ht(vap, IEEE80211_FHT_HT);
2822 else
2823 ieee80211_syncflag_ht(vap, -IEEE80211_FHT_HT);
2824 if (ireq->i_val & 2)
2825 ieee80211_syncflag_ht(vap, IEEE80211_FHT_USEHT40);
2826 else
2827 ieee80211_syncflag_ht(vap, -IEEE80211_FHT_USEHT40);
2828 error = ENETRESET;
841ab66c
SZ
2829 break;
2830 case IEEE80211_IOC_ADDMAC:
2831 case IEEE80211_IOC_DELMAC:
32176cfd 2832 error = ieee80211_ioctl_macmac(vap, ireq);
841ab66c
SZ
2833 break;
2834 case IEEE80211_IOC_MACCMD:
32176cfd 2835 error = ieee80211_ioctl_setmaccmd(vap, ireq);
841ab66c 2836 break;
a63e49b9 2837 case IEEE80211_IOC_STA_STATS:
32176cfd 2838 error = ieee80211_ioctl_setstastats(vap, ireq);
a63e49b9 2839 break;
841ab66c 2840 case IEEE80211_IOC_STA_TXPOW:
32176cfd 2841 error = ieee80211_ioctl_setstatxpow(vap, ireq);
841ab66c
SZ
2842 break;
2843 case IEEE80211_IOC_WME_CWMIN: /* WME: CWmin */
2844 case IEEE80211_IOC_WME_CWMAX: /* WME: CWmax */
2845 case IEEE80211_IOC_WME_AIFS: /* WME: AIFS */
2846 case IEEE80211_IOC_WME_TXOPLIMIT: /* WME: txops limit */
2847 case IEEE80211_IOC_WME_ACM: /* WME: ACM (bss only) */
2848 case IEEE80211_IOC_WME_ACKPOLICY: /* WME: ACK policy (bss only) */
32176cfd 2849 error = ieee80211_ioctl_setwmeparam(vap, ireq);
841ab66c
SZ
2850 break;
2851 case IEEE80211_IOC_DTIM_PERIOD:
32176cfd
RP
2852 if (vap->iv_opmode != IEEE80211_M_HOSTAP &&
2853 vap->iv_opmode != IEEE80211_M_MBSS &&
2854 vap->iv_opmode != IEEE80211_M_IBSS)
841ab66c
SZ
2855 return EINVAL;
2856 if (IEEE80211_DTIM_MIN <= ireq->i_val &&
2857 ireq->i_val <= IEEE80211_DTIM_MAX) {
32176cfd 2858 vap->iv_dtim_period = ireq->i_val;
841ab66c
SZ
2859 error = ENETRESET; /* requires restart */
2860 } else
2861 error = EINVAL;
2862 break;
2863 case IEEE80211_IOC_BEACON_INTERVAL:
32176cfd
RP
2864 if (vap->iv_opmode != IEEE80211_M_HOSTAP &&
2865 vap->iv_opmode != IEEE80211_M_MBSS &&
2866 vap->iv_opmode != IEEE80211_M_IBSS)
841ab66c
SZ
2867 return EINVAL;
2868 if (IEEE80211_BINTVAL_MIN <= ireq->i_val &&
2869 ireq->i_val <= IEEE80211_BINTVAL_MAX) {
2870 ic->ic_bintval = ireq->i_val;
2871 error = ENETRESET; /* requires restart */
2872 } else
2873 error = EINVAL;
2874 break;
2875 case IEEE80211_IOC_PUREG:
2876 if (ireq->i_val)
32176cfd 2877 vap->iv_flags |= IEEE80211_F_PUREG;
841ab66c 2878 else
32176cfd
RP
2879 vap->iv_flags &= ~IEEE80211_F_PUREG;
2880 /* NB: reset only if we're operating on an 11g channel */
2881 if (isvap11g(vap))
841ab66c
SZ
2882 error = ENETRESET;
2883 break;
32176cfd
RP
2884 case IEEE80211_IOC_BGSCAN:
2885 if (ireq->i_val) {
2886 if ((vap->iv_caps & IEEE80211_C_BGSCAN) == 0)
2887 return EOPNOTSUPP;
2888 vap->iv_flags |= IEEE80211_F_BGSCAN;
2889 } else
2890 vap->iv_flags &= ~IEEE80211_F_BGSCAN;
2891 break;
2892 case IEEE80211_IOC_BGSCAN_IDLE:
2893 if (ireq->i_val >= IEEE80211_BGSCAN_IDLE_MIN)
2894 vap->iv_bgscanidle = ireq->i_val*hz/1000;
2895 else
2896 error = EINVAL;
2897 break;
2898 case IEEE80211_IOC_BGSCAN_INTERVAL:
2899 if (ireq->i_val >= IEEE80211_BGSCAN_INTVAL_MIN)
2900 vap->iv_bgscanintvl = ireq->i_val*hz;
2901 else
2902 error = EINVAL;
2903 break;
2904 case IEEE80211_IOC_SCANVALID:
2905 if (ireq->i_val >= IEEE80211_SCAN_VALID_MIN)
2906 vap->iv_scanvalid = ireq->i_val*hz;
2907 else
2908 error = EINVAL;
841ab66c
SZ
2909 break;
2910 case IEEE80211_IOC_FRAGTHRESHOLD:
32176cfd 2911 if ((vap->iv_caps & IEEE80211_C_TXFRAG) == 0 &&
841ab66c 2912 ireq->i_val != IEEE80211_FRAG_MAX)
32176cfd 2913 return EOPNOTSUPP;
841ab66c
SZ
2914 if (!(IEEE80211_FRAG_MIN <= ireq->i_val &&
2915 ireq->i_val <= IEEE80211_FRAG_MAX))
2916 return EINVAL;
32176cfd
RP
2917 vap->iv_fragthreshold = ireq->i_val;
2918 error = ERESTART;
841ab66c
SZ
2919 break;
2920 case IEEE80211_IOC_BURST:
2921 if (ireq->i_val) {
32176cfd
RP
2922 if ((vap->iv_caps & IEEE80211_C_BURST) == 0)
2923 return EOPNOTSUPP;
2924 ieee80211_syncflag(vap, IEEE80211_F_BURST);
2925 } else
2926 ieee80211_syncflag(vap, -IEEE80211_F_BURST);
2927 error = ERESTART;
2928 break;
2929 case IEEE80211_IOC_BMISSTHRESHOLD:
2930 if (!(IEEE80211_HWBMISS_MIN <= ireq->i_val &&
2931 ireq->i_val <= IEEE80211_HWBMISS_MAX))
2932 return EINVAL;
2933 vap->iv_bmissthreshold = ireq->i_val;
2934 error = ERESTART;
2935 break;
2936 case IEEE80211_IOC_CURCHAN:
2937 error = ieee80211_ioctl_setcurchan(vap, ireq);
2938 break;
2939 case IEEE80211_IOC_SHORTGI:
2940 if (ireq->i_val) {
2941#define IEEE80211_HTCAP_SHORTGI \
2942 (IEEE80211_HTCAP_SHORTGI20 | IEEE80211_HTCAP_SHORTGI40)
2943 if (((ireq->i_val ^ vap->iv_htcaps) & IEEE80211_HTCAP_SHORTGI) != 0)
841ab66c 2944 return EINVAL;
32176cfd
RP
2945 if (ireq->i_val & IEEE80211_HTCAP_SHORTGI20)
2946 vap->iv_flags_ht |= IEEE80211_FHT_SHORTGI20;
2947 if (ireq->i_val & IEEE80211_HTCAP_SHORTGI40)
2948 vap->iv_flags_ht |= IEEE80211_FHT_SHORTGI40;
2949#undef IEEE80211_HTCAP_SHORTGI
841ab66c 2950 } else
32176cfd
RP
2951 vap->iv_flags_ht &=
2952 ~(IEEE80211_FHT_SHORTGI20 | IEEE80211_FHT_SHORTGI40);
2953 error = ERESTART;
841ab66c 2954 break;
32176cfd
RP
2955 case IEEE80211_IOC_AMPDU:
2956 if (ireq->i_val && (vap->iv_htcaps & IEEE80211_HTC_AMPDU) == 0)
2957 return EINVAL;
2958 if (ireq->i_val & 1)
2959 vap->iv_flags_ht |= IEEE80211_FHT_AMPDU_TX;
2960 else
2961 vap->iv_flags_ht &= ~IEEE80211_FHT_AMPDU_TX;
2962 if (ireq->i_val & 2)
2963 vap->iv_flags_ht |= IEEE80211_FHT_AMPDU_RX;
2964 else
2965 vap->iv_flags_ht &= ~IEEE80211_FHT_AMPDU_RX;
2966 /* NB: reset only if we're operating on an 11n channel */
2967 if (isvapht(vap))
2968 error = ERESTART;
2969 break;
2970 case IEEE80211_IOC_AMPDU_LIMIT:
2971 if (!(IEEE80211_HTCAP_MAXRXAMPDU_8K <= ireq->i_val &&
2972 ireq->i_val <= IEEE80211_HTCAP_MAXRXAMPDU_64K))
2973 return EINVAL;
2974 if (vap->iv_opmode == IEEE80211_M_HOSTAP)
2975 vap->iv_ampdu_rxmax = ireq->i_val;
2976 else
2977 vap->iv_ampdu_limit = ireq->i_val;
2978 error = ERESTART;
2979 break;
2980 case IEEE80211_IOC_AMPDU_DENSITY:
2981 if (!(IEEE80211_HTCAP_MPDUDENSITY_NA <= ireq->i_val &&
2982 ireq->i_val <= IEEE80211_HTCAP_MPDUDENSITY_16))
2983 return EINVAL;
2984 vap->iv_ampdu_density = ireq->i_val;
2985 error = ERESTART;
2986 break;
2987 case IEEE80211_IOC_AMSDU:
2988 if (ireq->i_val && (vap->iv_htcaps & IEEE80211_HTC_AMSDU) == 0)
2989 return EINVAL;
2990 if (ireq->i_val & 1)
2991 vap->iv_flags_ht |= IEEE80211_FHT_AMSDU_TX;
2992 else
2993 vap->iv_flags_ht &= ~IEEE80211_FHT_AMSDU_TX;
2994 if (ireq->i_val & 2)
2995 vap->iv_flags_ht |= IEEE80211_FHT_AMSDU_RX;
2996 else
2997 vap->iv_flags_ht &= ~IEEE80211_FHT_AMSDU_RX;
2998 /* NB: reset only if we're operating on an 11n channel */
2999 if (isvapht(vap))
3000 error = ERESTART;
3001 break;
3002 case IEEE80211_IOC_AMSDU_LIMIT:
3003 /* XXX validate */
3004 vap->iv_amsdu_limit = ireq->i_val; /* XXX truncation? */
3005 break;
3006 case IEEE80211_IOC_PUREN:
3007 if (ireq->i_val) {
3008 if ((vap->iv_flags_ht & IEEE80211_FHT_HT) == 0)
3009 return EINVAL;
3010 vap->iv_flags_ht |= IEEE80211_FHT_PUREN;
3011 } else
3012 vap->iv_flags_ht &= ~IEEE80211_FHT_PUREN;
3013 /* NB: reset only if we're operating on an 11n channel */
3014 if (isvapht(vap))
3015 error = ERESTART;
3016 break;
3017 case IEEE80211_IOC_DOTH:
3018 if (ireq->i_val) {
3019#if 0
3020 /* XXX no capability */
3021 if ((vap->iv_caps & IEEE80211_C_DOTH) == 0)
3022 return EOPNOTSUPP;
3023#endif
3024 vap->iv_flags |= IEEE80211_F_DOTH;
3025 } else
3026 vap->iv_flags &= ~IEEE80211_F_DOTH;
3027 error = ENETRESET;
3028 break;
3029 case IEEE80211_IOC_REGDOMAIN:
3030 error = ieee80211_ioctl_setregdomain(vap, ireq);
3031 break;
3032 case IEEE80211_IOC_ROAM:
3033 error = ieee80211_ioctl_setroam(vap, ireq);
3034 break;
3035 case IEEE80211_IOC_TXPARAMS:
3036 error = ieee80211_ioctl_settxparams(vap, ireq);
3037 break;
3038 case IEEE80211_IOC_HTCOMPAT:
3039 if (ireq->i_val) {
3040 if ((vap->iv_flags_ht & IEEE80211_FHT_HT) == 0)
3041 return EOPNOTSUPP;
3042 vap->iv_flags_ht |= IEEE80211_FHT_HTCOMPAT;
3043 } else
3044 vap->iv_flags_ht &= ~IEEE80211_FHT_HTCOMPAT;
3045 /* NB: reset only if we're operating on an 11n channel */
3046 if (isvapht(vap))
3047 error = ERESTART;
3048 break;
3049 case IEEE80211_IOC_DWDS:
3050 if (ireq->i_val) {
3051 /* NB: DWDS only makes sense for WDS-capable devices */
3052 if ((ic->ic_caps & IEEE80211_C_WDS) == 0)
3053 return EOPNOTSUPP;
3054 /* NB: DWDS is used only with ap+sta vaps */
3055 if (vap->iv_opmode != IEEE80211_M_HOSTAP &&
3056 vap->iv_opmode != IEEE80211_M_STA)
3057 return EINVAL;
3058 vap->iv_flags |= IEEE80211_F_DWDS;
3059 if (vap->iv_opmode == IEEE80211_M_STA)
3060 vap->iv_flags_ext |= IEEE80211_FEXT_4ADDR;
3061 } else {
3062 vap->iv_flags &= ~IEEE80211_F_DWDS;
3063 if (vap->iv_opmode == IEEE80211_M_STA)
3064 vap->iv_flags_ext &= ~IEEE80211_FEXT_4ADDR;
b9334f94 3065 }
b9334f94 3066 break;
32176cfd
RP
3067 case IEEE80211_IOC_INACTIVITY:
3068 if (ireq->i_val)
3069 vap->iv_flags_ext |= IEEE80211_FEXT_INACT;
3070 else
3071 vap->iv_flags_ext &= ~IEEE80211_FEXT_INACT;
3072 break;
3073 case IEEE80211_IOC_APPIE:
3074 error = ieee80211_ioctl_setappie(vap, ireq);
3075 break;
3076 case IEEE80211_IOC_WPS:
3077 if (ireq->i_val) {
3078 if ((vap->iv_caps & IEEE80211_C_WPA) == 0)
3079 return EOPNOTSUPP;
3080 vap->iv_flags_ext |= IEEE80211_FEXT_WPS;
3081 } else
3082 vap->iv_flags_ext &= ~IEEE80211_FEXT_WPS;
3083 break;
3084 case IEEE80211_IOC_TSN:
3085 if (ireq->i_val) {
3086 if ((vap->iv_caps & IEEE80211_C_WPA) == 0)
3087 return EOPNOTSUPP;
3088 vap->iv_flags_ext |= IEEE80211_FEXT_TSN;
3089 } else
3090 vap->iv_flags_ext &= ~IEEE80211_FEXT_TSN;
3091 break;
3092 case IEEE80211_IOC_CHANSWITCH:
3093 error = ieee80211_ioctl_chanswitch(vap, ireq);
3094 break;
3095 case IEEE80211_IOC_DFS:
3096 if (ireq->i_val) {
3097 if ((vap->iv_caps & IEEE80211_C_DFS) == 0)
3098 return EOPNOTSUPP;
3099 /* NB: DFS requires 11h support */
3100 if ((vap->iv_flags & IEEE80211_F_DOTH) == 0)
3101 return EINVAL;
3102 vap->iv_flags_ext |= IEEE80211_FEXT_DFS;
3103 } else
3104 vap->iv_flags_ext &= ~IEEE80211_FEXT_DFS;
3105 break;
3106 case IEEE80211_IOC_DOTD:
3107 if (ireq->i_val)
3108 vap->iv_flags_ext |= IEEE80211_FEXT_DOTD;
3109 else
3110 vap->iv_flags_ext &= ~IEEE80211_FEXT_DOTD;
3111 if (vap->iv_opmode == IEEE80211_M_STA)
3112 error = ENETRESET;
3113 break;
3114 case IEEE80211_IOC_HTPROTMODE:
3115 if (ireq->i_val > IEEE80211_PROT_RTSCTS)
3116 return EINVAL;
3117 ic->ic_htprotmode = ireq->i_val ?
3118 IEEE80211_PROT_RTSCTS : IEEE80211_PROT_NONE;
3119 /* NB: if not operating in 11n this can wait */
3120 if (isvapht(vap))
3121 error = ERESTART;
3122 break;
3123 case IEEE80211_IOC_STA_VLAN:
3124 error = ieee80211_ioctl_setstavlan(vap, ireq);
3125 break;
3126 case IEEE80211_IOC_SMPS:
3127 if ((ireq->i_val &~ IEEE80211_HTCAP_SMPS) != 0 ||
3128 ireq->i_val == 0x0008) /* value of 2 is reserved */
c36e937b 3129 return EINVAL;
32176cfd
RP
3130 if (ireq->i_val != IEEE80211_HTCAP_SMPS_OFF &&
3131 (vap->iv_htcaps & IEEE80211_HTC_SMPS) == 0)
3132 return EOPNOTSUPP;
3133 vap->iv_htcaps = (vap->iv_htcaps &~ IEEE80211_HTCAP_SMPS) |
3134 ireq->i_val;
3135 /* NB: if not operating in 11n this can wait */
3136 if (isvapht(vap))
3137 error = ERESTART;
3138 break;
3139 case IEEE80211_IOC_RIFS:
3140 if (ireq->i_val != 0) {
3141 if ((vap->iv_htcaps & IEEE80211_HTC_RIFS) == 0)
3142 return EOPNOTSUPP;
3143 vap->iv_flags_ht |= IEEE80211_FHT_RIFS;
3144 } else
3145 vap->iv_flags_ht &= ~IEEE80211_FHT_RIFS;
3146 /* NB: if not operating in 11n this can wait */
3147 if (isvapht(vap))
3148 error = ERESTART;
c36e937b 3149 break;
841ab66c 3150 default:
32176cfd 3151 error = ieee80211_ioctl_setdefault(vap, ireq);
841ab66c
SZ
3152 break;
3153 }
32176cfd
RP
3154 /*
3155 * The convention is that ENETRESET means an operation
3156 * requires a complete re-initialization of the device (e.g.
3157 * changing something that affects the association state).
3158 * ERESTART means the request may be handled with only a
3159 * reload of the hardware state. We hand ERESTART requests
3160 * to the iv_reset callback so the driver can decide. If
3161 * a device does not fillin iv_reset then it defaults to one
3162 * that returns ENETRESET. Otherwise a driver may return
3163 * ENETRESET (in which case a full reset will be done) or
3164 * 0 to mean there's no need to do anything (e.g. when the
3165 * change has no effect on the driver/device).
3166 */
3167 if (error == ERESTART)
3168 error = IFNET_IS_UP_RUNNING(vap->iv_ifp) ?
3169 vap->iv_reset(vap, ireq->i_type) : 0;
3170 if (error == ENETRESET) {
3171 /* XXX need to re-think AUTO handling */
3172 if (IS_UP_AUTO(vap))
3173 ieee80211_init(vap);
841ab66c 3174 error = 0;
32176cfd 3175 }
841ab66c
SZ
3176 return error;
3177}
3178
32176cfd
RP
3179/*
3180 * Rebuild the parent's multicast address list after an add/del
3181 * of a multicast address for a vap. We have no way to tell
3182 * what happened above to optimize the work so we purge the entire
3183 * list and rebuild from scratch. This is way expensive.
3184 * Note also the half-baked workaround for if_addmulti calling
3185 * back to the parent device; there's no way to insert mcast
3186 * entries quietly and/or cheaply.
3187 */
3188static void
3189ieee80211_ioctl_updatemulti(struct ieee80211com *ic)
3190{
3191 struct ifnet *parent = ic->ic_ifp;
3192 struct ieee80211vap *vap;
3193 void *ioctl;
3194
32176cfd
RP
3195 if_delallmulti(parent);
3196 ioctl = parent->if_ioctl; /* XXX WAR if_allmulti */
3197 parent->if_ioctl = NULL;
3198 TAILQ_FOREACH(vap, &ic->ic_vaps, iv_next) {
3199 struct ifnet *ifp = vap->iv_ifp;
3200 struct ifmultiaddr *ifma;
3201
441d34b2 3202 TAILQ_FOREACH(ifma, &ifp->if_multiaddrs, ifma_link) {
32176cfd
RP
3203 if (ifma->ifma_addr->sa_family != AF_LINK)
3204 continue;
3205 (void) if_addmulti(parent, ifma->ifma_addr, NULL);
3206 }
3207 }
3208 parent->if_ioctl = ioctl;
3209 ieee80211_runtask(ic, &ic->ic_mcast_task);
32176cfd
RP
3210}
3211
841ab66c 3212int
34a60cf6 3213ieee80211_ioctl(struct ifnet *ifp, u_long cmd, caddr_t data, struct ucred *ucred)
841ab66c 3214{
32176cfd
RP
3215 struct ieee80211vap *vap = ifp->if_softc;
3216 struct ieee80211com *ic = vap->iv_ic;
841ab66c
SZ
3217 int error = 0;
3218 struct ifreq *ifr;
32176cfd 3219 struct ifaddr *ifa; /* XXX */
841ab66c
SZ
3220
3221 switch (cmd) {
32176cfd 3222 case SIOCSIFFLAGS:
32176cfd
RP
3223 ieee80211_syncifflag_locked(ic, IFF_PROMISC);
3224 ieee80211_syncifflag_locked(ic, IFF_ALLMULTI);
3225 if (ifp->if_flags & IFF_UP) {
3226 /*
3227 * Bring ourself up unless we're already operational.
3228 * If we're the first vap and the parent is not up
3229 * then it will automatically be brought up as a
3230 * side-effect of bringing ourself up.
3231 */
3232 if (vap->iv_state == IEEE80211_S_INIT)
3233 ieee80211_start_locked(vap);
34a60cf6 3234 } else if (ifp->if_flags & IFF_RUNNING) {
32176cfd
RP
3235 /*
3236 * Stop ourself. If we are the last vap to be
3237 * marked down the parent will also be taken down.
3238 */
3239 ieee80211_stop_locked(vap);
3240 }
32176cfd
RP
3241 /* Wait for parent ioctl handler if it was queued */
3242 ieee80211_waitfor_parent(ic);
3243 break;
3244 case SIOCADDMULTI:
3245 case SIOCDELMULTI:
3246 ieee80211_ioctl_updatemulti(ic);
3247 break;
841ab66c
SZ
3248 case SIOCSIFMEDIA:
3249 case SIOCGIFMEDIA:
32176cfd
RP
3250 ifr = (struct ifreq *)data;
3251 error = ifmedia_ioctl(ifp, ifr, &vap->iv_media, cmd);
841ab66c
SZ
3252 break;
3253 case SIOCG80211:
32176cfd
RP
3254 error = ieee80211_ioctl_get80211(vap, cmd,
3255 (struct ieee80211req *) data);
841ab66c
SZ
3256 break;
3257 case SIOCS80211:
32176cfd 3258 error = priv_check(curthread, PRIV_NET80211_MANAGE);
841ab66c 3259 if (error == 0)
32176cfd 3260 error = ieee80211_ioctl_set80211(vap, cmd,
841ab66c
SZ
3261 (struct ieee80211req *) data);
3262 break;
f186073c
JS
3263 case SIOCG80211STATS:
3264 ifr = (struct ifreq *)data;
32176cfd 3265 copyout(&vap->iv_stats, ifr->ifr_data, sizeof (vap->iv_stats));
f186073c
JS
3266 break;
3267 case SIOCSIFMTU:
3268 ifr = (struct ifreq *)data;
3269 if (!(IEEE80211_MTU_MIN <= ifr->ifr_mtu &&
3270 ifr->ifr_mtu <= IEEE80211_MTU_MAX))
3271 error = EINVAL;
3272 else
3273 ifp->if_mtu = ifr->ifr_mtu;
3274 break;
32176cfd
RP
3275 case SIOCSIFADDR:
3276 /*
3277 * XXX Handle this directly so we can supress if_init calls.
3278 * XXX This should be done in ether_ioctl but for the moment
3279 * XXX there are too many other parts of the system that
3280 * XXX set IFF_UP and so supress if_init being called when
3281 * XXX it should be.
3282 */
3283 ifa = (struct ifaddr *) data;
3284 switch (ifa->ifa_addr->sa_family) {
3285#ifdef INET
3286 case AF_INET:
3287 if ((ifp->if_flags & IFF_UP) == 0) {
3288 ifp->if_flags |= IFF_UP;
3289 ifp->if_init(ifp->if_softc);
3290 }
3291 arp_ifinit(ifp, ifa);
3292 break;
3293#endif
3294#ifdef IPX
3295 /*
3296 * XXX - This code is probably wrong,
3297 * but has been copied many times.
3298 */
3299 case AF_IPX: {
3300 struct ipx_addr *ina = &(IA_SIPX(ifa)->sipx_addr);
3301
3302 if (ipx_nullhost(*ina))
3303 ina->x_host = *(union ipx_host *)
3304 IF_LLADDR(ifp);
3305 else
3306 bcopy((caddr_t) ina->x_host.c_host,
3307 (caddr_t) IF_LLADDR(ifp),
3308 ETHER_ADDR_LEN);
3309 /* fall thru... */
3310 }
3311#endif
3312 default:
3313 if ((ifp->if_flags & IFF_UP) == 0) {
3314 ifp->if_flags |= IFF_UP;
3315 ifp->if_init(ifp->if_softc);
3316 }
3317 break;
3318 }
3319 break;
3320 /* Pass NDIS ioctls up to the driver */
3321 case SIOCGDRVSPEC:
3322 case SIOCSDRVSPEC:
3323 case SIOCGPRIVATE_0: {
3324 struct ifnet *parent = vap->iv_ic->ic_ifp;
34a60cf6 3325 error = parent->if_ioctl(parent, cmd, data, ucred);
32176cfd
RP
3326 break;
3327 }
f186073c
JS
3328 default:
3329 error = ether_ioctl(ifp, cmd, data);
3330 break;
3331 }
3332 return error;
3333}