2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
4 * Copyright (c) 2001 Atsushi Onoe
5 * Copyright (c) 2002-2009 Sam Leffler, Errno Consulting
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
11 * 1. Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 #include <sys/cdefs.h>
30 __FBSDID("$FreeBSD$");
33 * IEEE 802.11 ioctl support (FreeBSD-specific)
39 #include <sys/endian.h>
40 #include <sys/param.h>
41 #include <sys/kernel.h>
42 #include <sys/malloc.h>
44 #include <sys/socket.h>
45 #include <sys/sockio.h>
46 #include <sys/systm.h>
49 #include <net/if_var.h>
50 #include <net/if_dl.h>
51 #include <net/if_media.h>
52 #include <net/ethernet.h>
55 #include <netinet/in.h>
56 #include <netinet/if_ether.h>
59 #include <net80211/ieee80211_var.h>
60 #include <net80211/ieee80211_ioctl.h>
61 #include <net80211/ieee80211_regdomain.h>
62 #include <net80211/ieee80211_input.h>
64 #define IS_UP_AUTO(_vap) \
65 (IFNET_IS_UP_RUNNING((_vap)->iv_ifp) && \
66 (_vap)->iv_roaming == IEEE80211_ROAMING_AUTO)
68 static const uint8_t zerobssid[IEEE80211_ADDR_LEN];
69 static struct ieee80211_channel *findchannel(struct ieee80211com *,
71 static int ieee80211_scanreq(struct ieee80211vap *,
72 struct ieee80211_scan_req *);
75 ieee80211_ioctl_getkey(struct ieee80211vap *vap, struct ieee80211req *ireq)
77 struct ieee80211com *ic = vap->iv_ic;
78 struct ieee80211_node *ni;
79 struct ieee80211req_key ik;
80 struct ieee80211_key *wk;
81 const struct ieee80211_cipher *cip;
85 if (ireq->i_len != sizeof(ik))
87 error = copyin(ireq->i_data, &ik, sizeof(ik));
91 if (kid == IEEE80211_KEYIX_NONE) {
92 ni = ieee80211_find_vap_node(&ic->ic_sta, vap, ik.ik_macaddr);
95 wk = &ni->ni_ucastkey;
97 if (kid >= IEEE80211_WEP_NKID)
99 wk = &vap->iv_nw_keys[kid];
100 IEEE80211_ADDR_COPY(&ik.ik_macaddr, vap->iv_bss->ni_macaddr);
104 ik.ik_type = cip->ic_cipher;
105 ik.ik_keylen = wk->wk_keylen;
106 ik.ik_flags = wk->wk_flags & (IEEE80211_KEY_XMIT | IEEE80211_KEY_RECV);
107 if (wk->wk_keyix == vap->iv_def_txkey)
108 ik.ik_flags |= IEEE80211_KEY_DEFAULT;
109 /* XXX TODO: move priv check to ieee80211_freebsd.c */
110 if (priv_check(curthread, PRIV_NET80211_VAP_GETKEY) == 0) {
111 /* NB: only root can read key data */
112 ik.ik_keyrsc = wk->wk_keyrsc[IEEE80211_NONQOS_TID];
113 ik.ik_keytsc = wk->wk_keytsc;
114 memcpy(ik.ik_keydata, wk->wk_key, wk->wk_keylen);
115 if (cip->ic_cipher == IEEE80211_CIPHER_TKIP) {
116 memcpy(ik.ik_keydata+wk->wk_keylen,
117 wk->wk_key + IEEE80211_KEYBUF_SIZE,
118 IEEE80211_MICBUF_SIZE);
119 ik.ik_keylen += IEEE80211_MICBUF_SIZE;
124 memset(ik.ik_keydata, 0, sizeof(ik.ik_keydata));
127 ieee80211_free_node(ni);
128 return copyout(&ik, ireq->i_data, sizeof(ik));
132 ieee80211_ioctl_getchanlist(struct ieee80211vap *vap, struct ieee80211req *ireq)
134 struct ieee80211com *ic = vap->iv_ic;
136 if (sizeof(ic->ic_chan_active) < ireq->i_len)
137 ireq->i_len = sizeof(ic->ic_chan_active);
138 return copyout(&ic->ic_chan_active, ireq->i_data, ireq->i_len);
142 ieee80211_ioctl_getchaninfo(struct ieee80211vap *vap, struct ieee80211req *ireq)
144 struct ieee80211com *ic = vap->iv_ic;
147 space = __offsetof(struct ieee80211req_chaninfo,
148 ic_chans[ic->ic_nchans]);
149 if (space > ireq->i_len)
151 /* XXX assumes compatible layout */
152 return copyout(&ic->ic_nchans, ireq->i_data, space);
156 ieee80211_ioctl_getwpaie(struct ieee80211vap *vap,
157 struct ieee80211req *ireq, int req)
159 struct ieee80211_node *ni;
160 struct ieee80211req_wpaie2 *wpaie;
163 if (ireq->i_len < IEEE80211_ADDR_LEN)
165 wpaie = IEEE80211_MALLOC(sizeof(*wpaie), M_TEMP,
166 IEEE80211_M_NOWAIT | IEEE80211_M_ZERO);
169 error = copyin(ireq->i_data, wpaie->wpa_macaddr, IEEE80211_ADDR_LEN);
172 ni = ieee80211_find_vap_node(&vap->iv_ic->ic_sta, vap, wpaie->wpa_macaddr);
177 if (ni->ni_ies.wpa_ie != NULL) {
178 int ielen = ni->ni_ies.wpa_ie[1] + 2;
179 if (ielen > sizeof(wpaie->wpa_ie))
180 ielen = sizeof(wpaie->wpa_ie);
181 memcpy(wpaie->wpa_ie, ni->ni_ies.wpa_ie, ielen);
183 if (req == IEEE80211_IOC_WPAIE2) {
184 if (ni->ni_ies.rsn_ie != NULL) {
185 int ielen = ni->ni_ies.rsn_ie[1] + 2;
186 if (ielen > sizeof(wpaie->rsn_ie))
187 ielen = sizeof(wpaie->rsn_ie);
188 memcpy(wpaie->rsn_ie, ni->ni_ies.rsn_ie, ielen);
190 if (ireq->i_len > sizeof(struct ieee80211req_wpaie2))
191 ireq->i_len = sizeof(struct ieee80211req_wpaie2);
193 /* compatibility op, may overwrite wpa ie */
194 /* XXX check ic_flags? */
195 if (ni->ni_ies.rsn_ie != NULL) {
196 int ielen = ni->ni_ies.rsn_ie[1] + 2;
197 if (ielen > sizeof(wpaie->wpa_ie))
198 ielen = sizeof(wpaie->wpa_ie);
199 memcpy(wpaie->wpa_ie, ni->ni_ies.rsn_ie, ielen);
201 if (ireq->i_len > sizeof(struct ieee80211req_wpaie))
202 ireq->i_len = sizeof(struct ieee80211req_wpaie);
204 ieee80211_free_node(ni);
205 error = copyout(wpaie, ireq->i_data, ireq->i_len);
207 IEEE80211_FREE(wpaie, M_TEMP);
212 ieee80211_ioctl_getstastats(struct ieee80211vap *vap, struct ieee80211req *ireq)
214 struct ieee80211_node *ni;
215 uint8_t macaddr[IEEE80211_ADDR_LEN];
216 const size_t off = __offsetof(struct ieee80211req_sta_stats, is_stats);
219 if (ireq->i_len < off)
221 error = copyin(ireq->i_data, macaddr, IEEE80211_ADDR_LEN);
224 ni = ieee80211_find_vap_node(&vap->iv_ic->ic_sta, vap, macaddr);
227 if (ireq->i_len > sizeof(struct ieee80211req_sta_stats))
228 ireq->i_len = sizeof(struct ieee80211req_sta_stats);
229 /* NB: copy out only the statistics */
230 error = copyout(&ni->ni_stats, (uint8_t *) ireq->i_data + off,
232 ieee80211_free_node(ni);
237 struct ieee80211req_scan_result *sr;
242 scan_space(const struct ieee80211_scan_entry *se, int *ielen)
246 *ielen = se->se_ies.len;
248 * NB: ie's can be no more than 255 bytes and the max 802.11
249 * packet is <3Kbytes so we are sure this doesn't overflow
250 * 16-bits; if this is a concern we can drop the ie's.
252 len = sizeof(struct ieee80211req_scan_result) + se->se_ssid[1] +
253 se->se_meshid[1] + *ielen;
254 return roundup(len, sizeof(uint32_t));
258 get_scan_space(void *arg, const struct ieee80211_scan_entry *se)
260 struct scanreq *req = arg;
263 req->space += scan_space(se, &ielen);
267 get_scan_result(void *arg, const struct ieee80211_scan_entry *se)
269 struct scanreq *req = arg;
270 struct ieee80211req_scan_result *sr;
271 int ielen, len, nr, nxr;
274 len = scan_space(se, &ielen);
275 if (len > req->space)
279 KASSERT(len <= 65535 && ielen <= 65535,
280 ("len %u ssid %u ie %u", len, se->se_ssid[1], ielen));
282 sr->isr_ie_off = sizeof(struct ieee80211req_scan_result);
283 sr->isr_ie_len = ielen;
284 sr->isr_freq = se->se_chan->ic_freq;
285 sr->isr_flags = se->se_chan->ic_flags;
286 sr->isr_rssi = se->se_rssi;
287 sr->isr_noise = se->se_noise;
288 sr->isr_intval = se->se_intval;
289 sr->isr_capinfo = se->se_capinfo;
290 sr->isr_erp = se->se_erp;
291 IEEE80211_ADDR_COPY(sr->isr_bssid, se->se_bssid);
292 nr = min(se->se_rates[1], IEEE80211_RATE_MAXSIZE);
293 memcpy(sr->isr_rates, se->se_rates+2, nr);
294 nxr = min(se->se_xrates[1], IEEE80211_RATE_MAXSIZE - nr);
295 memcpy(sr->isr_rates+nr, se->se_xrates+2, nxr);
296 sr->isr_nrates = nr + nxr;
299 sr->isr_ssid_len = se->se_ssid[1];
300 cp = ((uint8_t *)sr) + sr->isr_ie_off;
301 memcpy(cp, se->se_ssid+2, sr->isr_ssid_len);
304 cp += sr->isr_ssid_len;
305 sr->isr_meshid_len = se->se_meshid[1];
306 memcpy(cp, se->se_meshid+2, sr->isr_meshid_len);
307 cp += sr->isr_meshid_len;
310 memcpy(cp, se->se_ies.data, ielen);
313 req->sr = (struct ieee80211req_scan_result *)(((uint8_t *)sr) + len);
317 ieee80211_ioctl_getscanresults(struct ieee80211vap *vap,
318 struct ieee80211req *ireq)
323 if (ireq->i_len < sizeof(struct scanreq))
328 ieee80211_scan_iterate(vap, get_scan_space, &req);
329 if (req.space > ireq->i_len)
330 req.space = ireq->i_len;
336 /* XXX M_WAITOK after driver lock released */
337 p = IEEE80211_MALLOC(space, M_TEMP,
338 IEEE80211_M_NOWAIT | IEEE80211_M_ZERO);
342 ieee80211_scan_iterate(vap, get_scan_result, &req);
343 ireq->i_len = space - req.space;
344 error = copyout(p, ireq->i_data, ireq->i_len);
345 IEEE80211_FREE(p, M_TEMP);
353 struct ieee80211req_sta_info *si;
358 sta_space(const struct ieee80211_node *ni, size_t *ielen)
360 *ielen = ni->ni_ies.len;
361 return roundup(sizeof(struct ieee80211req_sta_info) + *ielen,
366 get_sta_space(void *arg, struct ieee80211_node *ni)
368 struct stainforeq *req = arg;
371 if (ni->ni_vap->iv_opmode == IEEE80211_M_HOSTAP &&
372 ni->ni_associd == 0) /* only associated stations */
374 req->space += sta_space(ni, &ielen);
378 get_sta_info(void *arg, struct ieee80211_node *ni)
380 struct stainforeq *req = arg;
381 struct ieee80211vap *vap = ni->ni_vap;
382 struct ieee80211req_sta_info *si;
386 if (vap->iv_opmode == IEEE80211_M_HOSTAP &&
387 ni->ni_associd == 0) /* only associated stations */
389 if (ni->ni_chan == IEEE80211_CHAN_ANYC) /* XXX bogus entry */
391 len = sta_space(ni, &ielen);
392 if (len > req->space)
396 si->isi_ie_off = sizeof(struct ieee80211req_sta_info);
397 si->isi_ie_len = ielen;
398 si->isi_freq = ni->ni_chan->ic_freq;
399 si->isi_flags = ni->ni_chan->ic_flags;
400 si->isi_state = ni->ni_flags;
401 si->isi_authmode = ni->ni_authmode;
402 vap->iv_ic->ic_node_getsignal(ni, &si->isi_rssi, &si->isi_noise);
403 vap->iv_ic->ic_node_getmimoinfo(ni, &si->isi_mimo);
404 si->isi_capinfo = ni->ni_capinfo;
405 si->isi_erp = ni->ni_erp;
406 IEEE80211_ADDR_COPY(si->isi_macaddr, ni->ni_macaddr);
407 si->isi_nrates = ni->ni_rates.rs_nrates;
408 if (si->isi_nrates > 15)
410 memcpy(si->isi_rates, ni->ni_rates.rs_rates, si->isi_nrates);
411 si->isi_txrate = ni->ni_txrate;
412 if (si->isi_txrate & IEEE80211_RATE_MCS) {
413 const struct ieee80211_mcs_rates *mcs =
414 &ieee80211_htrates[ni->ni_txrate &~ IEEE80211_RATE_MCS];
415 if (IEEE80211_IS_CHAN_HT40(ni->ni_chan)) {
416 if (ni->ni_flags & IEEE80211_NODE_SGI40)
417 si->isi_txmbps = mcs->ht40_rate_800ns;
419 si->isi_txmbps = mcs->ht40_rate_400ns;
421 if (ni->ni_flags & IEEE80211_NODE_SGI20)
422 si->isi_txmbps = mcs->ht20_rate_800ns;
424 si->isi_txmbps = mcs->ht20_rate_400ns;
427 si->isi_txmbps = si->isi_txrate;
428 si->isi_associd = ni->ni_associd;
429 si->isi_txpower = ni->ni_txpower;
430 si->isi_vlan = ni->ni_vlan;
431 if (ni->ni_flags & IEEE80211_NODE_QOS) {
432 memcpy(si->isi_txseqs, ni->ni_txseqs, sizeof(ni->ni_txseqs));
433 memcpy(si->isi_rxseqs, ni->ni_rxseqs, sizeof(ni->ni_rxseqs));
435 si->isi_txseqs[0] = ni->ni_txseqs[IEEE80211_NONQOS_TID];
436 si->isi_rxseqs[0] = ni->ni_rxseqs[IEEE80211_NONQOS_TID];
438 /* NB: leave all cases in case we relax ni_associd == 0 check */
439 if (ieee80211_node_is_authorized(ni))
440 si->isi_inact = vap->iv_inact_run;
441 else if (ni->ni_associd != 0 ||
442 (vap->iv_opmode == IEEE80211_M_WDS &&
443 (vap->iv_flags_ext & IEEE80211_FEXT_WDSLEGACY)))
444 si->isi_inact = vap->iv_inact_auth;
446 si->isi_inact = vap->iv_inact_init;
447 si->isi_inact = (si->isi_inact - ni->ni_inact) * IEEE80211_INACT_WAIT;
448 si->isi_localid = ni->ni_mllid;
449 si->isi_peerid = ni->ni_mlpid;
450 si->isi_peerstate = ni->ni_mlstate;
453 cp = ((uint8_t *)si) + si->isi_ie_off;
454 memcpy(cp, ni->ni_ies.data, ielen);
457 req->si = (struct ieee80211req_sta_info *)(((uint8_t *)si) + len);
462 getstainfo_common(struct ieee80211vap *vap, struct ieee80211req *ireq,
463 struct ieee80211_node *ni, size_t off)
465 struct ieee80211com *ic = vap->iv_ic;
466 struct stainforeq req;
474 ieee80211_iterate_nodes_vap(&ic->ic_sta, vap, get_sta_space,
477 get_sta_space(&req, ni);
478 if (req.space > ireq->i_len)
479 req.space = ireq->i_len;
482 /* XXX M_WAITOK after driver lock released */
483 p = IEEE80211_MALLOC(space, M_TEMP,
484 IEEE80211_M_NOWAIT | IEEE80211_M_ZERO);
491 ieee80211_iterate_nodes_vap(&ic->ic_sta, vap,
494 get_sta_info(&req, ni);
495 ireq->i_len = space - req.space;
496 error = copyout(p, (uint8_t *) ireq->i_data+off, ireq->i_len);
497 IEEE80211_FREE(p, M_TEMP);
502 ieee80211_free_node(ni);
507 ieee80211_ioctl_getstainfo(struct ieee80211vap *vap, struct ieee80211req *ireq)
509 uint8_t macaddr[IEEE80211_ADDR_LEN];
510 const size_t off = __offsetof(struct ieee80211req_sta_req, info);
511 struct ieee80211_node *ni;
514 if (ireq->i_len < sizeof(struct ieee80211req_sta_req))
516 error = copyin(ireq->i_data, macaddr, IEEE80211_ADDR_LEN);
519 if (IEEE80211_ADDR_EQ(macaddr, vap->iv_ifp->if_broadcastaddr)) {
522 ni = ieee80211_find_vap_node(&vap->iv_ic->ic_sta, vap, macaddr);
526 return getstainfo_common(vap, ireq, ni, off);
530 ieee80211_ioctl_getstatxpow(struct ieee80211vap *vap, struct ieee80211req *ireq)
532 struct ieee80211_node *ni;
533 struct ieee80211req_sta_txpow txpow;
536 if (ireq->i_len != sizeof(txpow))
538 error = copyin(ireq->i_data, &txpow, sizeof(txpow));
541 ni = ieee80211_find_vap_node(&vap->iv_ic->ic_sta, vap, txpow.it_macaddr);
544 txpow.it_txpow = ni->ni_txpower;
545 error = copyout(&txpow, ireq->i_data, sizeof(txpow));
546 ieee80211_free_node(ni);
551 ieee80211_ioctl_getwmeparam(struct ieee80211vap *vap, struct ieee80211req *ireq)
553 struct ieee80211com *ic = vap->iv_ic;
554 struct ieee80211_wme_state *wme = &ic->ic_wme;
555 struct wmeParams *wmep;
558 if ((ic->ic_caps & IEEE80211_C_WME) == 0)
561 ac = (ireq->i_len & IEEE80211_WMEPARAM_VAL);
562 if (ac >= WME_NUM_AC)
564 if (ireq->i_len & IEEE80211_WMEPARAM_BSS)
565 wmep = &wme->wme_wmeBssChanParams.cap_wmeParams[ac];
567 wmep = &wme->wme_wmeChanParams.cap_wmeParams[ac];
568 switch (ireq->i_type) {
569 case IEEE80211_IOC_WME_CWMIN: /* WME: CWmin */
570 ireq->i_val = wmep->wmep_logcwmin;
572 case IEEE80211_IOC_WME_CWMAX: /* WME: CWmax */
573 ireq->i_val = wmep->wmep_logcwmax;
575 case IEEE80211_IOC_WME_AIFS: /* WME: AIFS */
576 ireq->i_val = wmep->wmep_aifsn;
578 case IEEE80211_IOC_WME_TXOPLIMIT: /* WME: txops limit */
579 ireq->i_val = wmep->wmep_txopLimit;
581 case IEEE80211_IOC_WME_ACM: /* WME: ACM (bss only) */
582 wmep = &wme->wme_wmeBssChanParams.cap_wmeParams[ac];
583 ireq->i_val = wmep->wmep_acm;
585 case IEEE80211_IOC_WME_ACKPOLICY: /* WME: ACK policy (!bss only)*/
586 wmep = &wme->wme_wmeChanParams.cap_wmeParams[ac];
587 ireq->i_val = !wmep->wmep_noackPolicy;
594 ieee80211_ioctl_getmaccmd(struct ieee80211vap *vap, struct ieee80211req *ireq)
596 const struct ieee80211_aclator *acl = vap->iv_acl;
598 return (acl == NULL ? EINVAL : acl->iac_getioctl(vap, ireq));
602 ieee80211_ioctl_getcurchan(struct ieee80211vap *vap, struct ieee80211req *ireq)
604 struct ieee80211com *ic = vap->iv_ic;
605 struct ieee80211_channel *c;
607 if (ireq->i_len != sizeof(struct ieee80211_channel))
610 * vap's may have different operating channels when HT is
611 * in use. When in RUN state report the vap-specific channel.
612 * Otherwise return curchan.
614 if (vap->iv_state == IEEE80211_S_RUN || vap->iv_state == IEEE80211_S_SLEEP)
615 c = vap->iv_bss->ni_chan;
618 return copyout(c, ireq->i_data, sizeof(*c));
622 getappie(const struct ieee80211_appie *aie, struct ieee80211req *ireq)
626 /* NB: truncate, caller can check length */
627 if (ireq->i_len > aie->ie_len)
628 ireq->i_len = aie->ie_len;
629 return copyout(aie->ie_data, ireq->i_data, ireq->i_len);
633 ieee80211_ioctl_getappie(struct ieee80211vap *vap, struct ieee80211req *ireq)
637 fc0 = ireq->i_val & 0xff;
638 if ((fc0 & IEEE80211_FC0_TYPE_MASK) != IEEE80211_FC0_TYPE_MGT)
640 /* NB: could check iv_opmode and reject but hardly worth the effort */
641 switch (fc0 & IEEE80211_FC0_SUBTYPE_MASK) {
642 case IEEE80211_FC0_SUBTYPE_BEACON:
643 return getappie(vap->iv_appie_beacon, ireq);
644 case IEEE80211_FC0_SUBTYPE_PROBE_RESP:
645 return getappie(vap->iv_appie_proberesp, ireq);
646 case IEEE80211_FC0_SUBTYPE_ASSOC_RESP:
647 return getappie(vap->iv_appie_assocresp, ireq);
648 case IEEE80211_FC0_SUBTYPE_PROBE_REQ:
649 return getappie(vap->iv_appie_probereq, ireq);
650 case IEEE80211_FC0_SUBTYPE_ASSOC_REQ:
651 return getappie(vap->iv_appie_assocreq, ireq);
652 case IEEE80211_FC0_SUBTYPE_BEACON|IEEE80211_FC0_SUBTYPE_PROBE_RESP:
653 return getappie(vap->iv_appie_wpa, ireq);
659 ieee80211_ioctl_getregdomain(struct ieee80211vap *vap,
660 const struct ieee80211req *ireq)
662 struct ieee80211com *ic = vap->iv_ic;
664 if (ireq->i_len != sizeof(ic->ic_regdomain))
666 return copyout(&ic->ic_regdomain, ireq->i_data,
667 sizeof(ic->ic_regdomain));
671 ieee80211_ioctl_getroam(struct ieee80211vap *vap,
672 const struct ieee80211req *ireq)
674 size_t len = ireq->i_len;
675 /* NB: accept short requests for backwards compat */
676 if (len > sizeof(vap->iv_roamparms))
677 len = sizeof(vap->iv_roamparms);
678 return copyout(vap->iv_roamparms, ireq->i_data, len);
682 ieee80211_ioctl_gettxparams(struct ieee80211vap *vap,
683 const struct ieee80211req *ireq)
685 size_t len = ireq->i_len;
686 /* NB: accept short requests for backwards compat */
687 if (len > sizeof(vap->iv_txparms))
688 len = sizeof(vap->iv_txparms);
689 return copyout(vap->iv_txparms, ireq->i_data, len);
693 ieee80211_ioctl_getdevcaps(struct ieee80211com *ic,
694 const struct ieee80211req *ireq)
696 struct ieee80211_devcaps_req *dc;
697 struct ieee80211req_chaninfo *ci;
700 maxchans = 1 + ((ireq->i_len - sizeof(struct ieee80211_devcaps_req)) /
701 sizeof(struct ieee80211_channel));
702 /* NB: require 1 so we know ic_nchans is accessible */
705 /* constrain max request size, 2K channels is ~24Kbytes */
708 dc = (struct ieee80211_devcaps_req *)
709 IEEE80211_MALLOC(IEEE80211_DEVCAPS_SIZE(maxchans), M_TEMP,
710 IEEE80211_M_NOWAIT | IEEE80211_M_ZERO);
713 dc->dc_drivercaps = ic->ic_caps;
714 dc->dc_cryptocaps = ic->ic_cryptocaps;
715 dc->dc_htcaps = ic->ic_htcaps;
716 dc->dc_vhtcaps = ic->ic_vhtcaps;
717 ci = &dc->dc_chaninfo;
718 ic->ic_getradiocaps(ic, maxchans, &ci->ic_nchans, ci->ic_chans);
719 KASSERT(ci->ic_nchans <= maxchans,
720 ("nchans %d maxchans %d", ci->ic_nchans, maxchans));
721 ieee80211_sort_channels(ci->ic_chans, ci->ic_nchans);
722 error = copyout(dc, ireq->i_data, IEEE80211_DEVCAPS_SPACE(dc));
723 IEEE80211_FREE(dc, M_TEMP);
728 ieee80211_ioctl_getstavlan(struct ieee80211vap *vap, struct ieee80211req *ireq)
730 struct ieee80211_node *ni;
731 struct ieee80211req_sta_vlan vlan;
734 if (ireq->i_len != sizeof(vlan))
736 error = copyin(ireq->i_data, &vlan, sizeof(vlan));
739 if (!IEEE80211_ADDR_EQ(vlan.sv_macaddr, zerobssid)) {
740 ni = ieee80211_find_vap_node(&vap->iv_ic->ic_sta, vap,
745 ni = ieee80211_ref_node(vap->iv_bss);
746 vlan.sv_vlan = ni->ni_vlan;
747 error = copyout(&vlan, ireq->i_data, sizeof(vlan));
748 ieee80211_free_node(ni);
753 * Dummy ioctl get handler so the linker set is defined.
756 dummy_ioctl_get(struct ieee80211vap *vap, struct ieee80211req *ireq)
760 IEEE80211_IOCTL_GET(dummy, dummy_ioctl_get);
763 ieee80211_ioctl_getdefault(struct ieee80211vap *vap, struct ieee80211req *ireq)
765 ieee80211_ioctl_getfunc * const *get;
768 SET_FOREACH(get, ieee80211_ioctl_getset) {
769 error = (*get)(vap, ireq);
777 ieee80211_ioctl_get80211(struct ieee80211vap *vap, u_long cmd,
778 struct ieee80211req *ireq)
780 #define MS(_v, _f) (((_v) & _f) >> _f##_S)
781 struct ieee80211com *ic = vap->iv_ic;
783 uint8_t tmpkey[IEEE80211_KEYBUF_SIZE];
784 char tmpssid[IEEE80211_NWID_LEN];
787 switch (ireq->i_type) {
788 case IEEE80211_IOC_IC_NAME:
789 len = strlen(ic->ic_name) + 1;
790 if (len > ireq->i_len)
793 error = copyout(ic->ic_name, ireq->i_data, ireq->i_len);
795 case IEEE80211_IOC_SSID:
796 switch (vap->iv_state) {
797 case IEEE80211_S_INIT:
798 case IEEE80211_S_SCAN:
799 ireq->i_len = vap->iv_des_ssid[0].len;
800 memcpy(tmpssid, vap->iv_des_ssid[0].ssid, ireq->i_len);
803 ireq->i_len = vap->iv_bss->ni_esslen;
804 memcpy(tmpssid, vap->iv_bss->ni_essid, ireq->i_len);
807 error = copyout(tmpssid, ireq->i_data, ireq->i_len);
809 case IEEE80211_IOC_NUMSSIDS:
812 case IEEE80211_IOC_WEP:
813 if ((vap->iv_flags & IEEE80211_F_PRIVACY) == 0)
814 ireq->i_val = IEEE80211_WEP_OFF;
815 else if (vap->iv_flags & IEEE80211_F_DROPUNENC)
816 ireq->i_val = IEEE80211_WEP_ON;
818 ireq->i_val = IEEE80211_WEP_MIXED;
820 case IEEE80211_IOC_WEPKEY:
821 kid = (u_int) ireq->i_val;
822 if (kid >= IEEE80211_WEP_NKID)
824 len = (u_int) vap->iv_nw_keys[kid].wk_keylen;
825 /* NB: only root can read WEP keys */
826 /* XXX TODO: move priv check to ieee80211_freebsd.c */
827 if (priv_check(curthread, PRIV_NET80211_VAP_GETKEY) == 0) {
828 bcopy(vap->iv_nw_keys[kid].wk_key, tmpkey, len);
833 error = copyout(tmpkey, ireq->i_data, len);
835 case IEEE80211_IOC_NUMWEPKEYS:
836 ireq->i_val = IEEE80211_WEP_NKID;
838 case IEEE80211_IOC_WEPTXKEY:
839 ireq->i_val = vap->iv_def_txkey;
841 case IEEE80211_IOC_AUTHMODE:
842 if (vap->iv_flags & IEEE80211_F_WPA)
843 ireq->i_val = IEEE80211_AUTH_WPA;
845 ireq->i_val = vap->iv_bss->ni_authmode;
847 case IEEE80211_IOC_CHANNEL:
848 ireq->i_val = ieee80211_chan2ieee(ic, ic->ic_curchan);
850 case IEEE80211_IOC_POWERSAVE:
851 if (vap->iv_flags & IEEE80211_F_PMGTON)
852 ireq->i_val = IEEE80211_POWERSAVE_ON;
854 ireq->i_val = IEEE80211_POWERSAVE_OFF;
856 case IEEE80211_IOC_POWERSAVESLEEP:
857 ireq->i_val = ic->ic_lintval;
859 case IEEE80211_IOC_RTSTHRESHOLD:
860 ireq->i_val = vap->iv_rtsthreshold;
862 case IEEE80211_IOC_PROTMODE:
863 ireq->i_val = vap->iv_protmode;
865 case IEEE80211_IOC_TXPOWER:
867 * Tx power limit is the min of max regulatory
868 * power, any user-set limit, and the max the
871 * TODO: methodize this
873 ireq->i_val = 2*ic->ic_curchan->ic_maxregpower;
874 if (ireq->i_val > ic->ic_txpowlimit)
875 ireq->i_val = ic->ic_txpowlimit;
876 if (ireq->i_val > ic->ic_curchan->ic_maxpower)
877 ireq->i_val = ic->ic_curchan->ic_maxpower;
879 case IEEE80211_IOC_WPA:
880 switch (vap->iv_flags & IEEE80211_F_WPA) {
881 case IEEE80211_F_WPA1:
884 case IEEE80211_F_WPA2:
887 case IEEE80211_F_WPA1 | IEEE80211_F_WPA2:
895 case IEEE80211_IOC_CHANLIST:
896 error = ieee80211_ioctl_getchanlist(vap, ireq);
898 case IEEE80211_IOC_ROAMING:
899 ireq->i_val = vap->iv_roaming;
901 case IEEE80211_IOC_PRIVACY:
902 ireq->i_val = (vap->iv_flags & IEEE80211_F_PRIVACY) != 0;
904 case IEEE80211_IOC_DROPUNENCRYPTED:
905 ireq->i_val = (vap->iv_flags & IEEE80211_F_DROPUNENC) != 0;
907 case IEEE80211_IOC_COUNTERMEASURES:
908 ireq->i_val = (vap->iv_flags & IEEE80211_F_COUNTERM) != 0;
910 case IEEE80211_IOC_WME:
911 ireq->i_val = (vap->iv_flags & IEEE80211_F_WME) != 0;
913 case IEEE80211_IOC_HIDESSID:
914 ireq->i_val = (vap->iv_flags & IEEE80211_F_HIDESSID) != 0;
916 case IEEE80211_IOC_APBRIDGE:
917 ireq->i_val = (vap->iv_flags & IEEE80211_F_NOBRIDGE) == 0;
919 case IEEE80211_IOC_WPAKEY:
920 error = ieee80211_ioctl_getkey(vap, ireq);
922 case IEEE80211_IOC_CHANINFO:
923 error = ieee80211_ioctl_getchaninfo(vap, ireq);
925 case IEEE80211_IOC_BSSID:
926 if (ireq->i_len != IEEE80211_ADDR_LEN)
928 if (vap->iv_state == IEEE80211_S_RUN || vap->iv_state == IEEE80211_S_SLEEP) {
929 error = copyout(vap->iv_opmode == IEEE80211_M_WDS ?
930 vap->iv_bss->ni_macaddr : vap->iv_bss->ni_bssid,
931 ireq->i_data, ireq->i_len);
933 error = copyout(vap->iv_des_bssid, ireq->i_data,
936 case IEEE80211_IOC_WPAIE:
937 case IEEE80211_IOC_WPAIE2:
938 error = ieee80211_ioctl_getwpaie(vap, ireq, ireq->i_type);
940 case IEEE80211_IOC_SCAN_RESULTS:
941 error = ieee80211_ioctl_getscanresults(vap, ireq);
943 case IEEE80211_IOC_STA_STATS:
944 error = ieee80211_ioctl_getstastats(vap, ireq);
946 case IEEE80211_IOC_TXPOWMAX:
947 ireq->i_val = vap->iv_bss->ni_txpower;
949 case IEEE80211_IOC_STA_TXPOW:
950 error = ieee80211_ioctl_getstatxpow(vap, ireq);
952 case IEEE80211_IOC_STA_INFO:
953 error = ieee80211_ioctl_getstainfo(vap, ireq);
955 case IEEE80211_IOC_WME_CWMIN: /* WME: CWmin */
956 case IEEE80211_IOC_WME_CWMAX: /* WME: CWmax */
957 case IEEE80211_IOC_WME_AIFS: /* WME: AIFS */
958 case IEEE80211_IOC_WME_TXOPLIMIT: /* WME: txops limit */
959 case IEEE80211_IOC_WME_ACM: /* WME: ACM (bss only) */
960 case IEEE80211_IOC_WME_ACKPOLICY: /* WME: ACK policy (!bss only) */
961 error = ieee80211_ioctl_getwmeparam(vap, ireq);
963 case IEEE80211_IOC_DTIM_PERIOD:
964 ireq->i_val = vap->iv_dtim_period;
966 case IEEE80211_IOC_BEACON_INTERVAL:
967 /* NB: get from ic_bss for station mode */
968 ireq->i_val = vap->iv_bss->ni_intval;
970 case IEEE80211_IOC_PUREG:
971 ireq->i_val = (vap->iv_flags & IEEE80211_F_PUREG) != 0;
973 case IEEE80211_IOC_QUIET:
974 ireq->i_val = vap->iv_quiet;
976 case IEEE80211_IOC_QUIET_COUNT:
977 ireq->i_val = vap->iv_quiet_count;
979 case IEEE80211_IOC_QUIET_PERIOD:
980 ireq->i_val = vap->iv_quiet_period;
982 case IEEE80211_IOC_QUIET_DUR:
983 ireq->i_val = vap->iv_quiet_duration;
985 case IEEE80211_IOC_QUIET_OFFSET:
986 ireq->i_val = vap->iv_quiet_offset;
988 case IEEE80211_IOC_BGSCAN:
989 ireq->i_val = (vap->iv_flags & IEEE80211_F_BGSCAN) != 0;
991 case IEEE80211_IOC_BGSCAN_IDLE:
992 ireq->i_val = vap->iv_bgscanidle*hz/1000; /* ms */
994 case IEEE80211_IOC_BGSCAN_INTERVAL:
995 ireq->i_val = vap->iv_bgscanintvl/hz; /* seconds */
997 case IEEE80211_IOC_SCANVALID:
998 ireq->i_val = vap->iv_scanvalid/hz; /* seconds */
1000 case IEEE80211_IOC_FRAGTHRESHOLD:
1001 ireq->i_val = vap->iv_fragthreshold;
1003 case IEEE80211_IOC_MACCMD:
1004 error = ieee80211_ioctl_getmaccmd(vap, ireq);
1006 case IEEE80211_IOC_BURST:
1007 ireq->i_val = (vap->iv_flags & IEEE80211_F_BURST) != 0;
1009 case IEEE80211_IOC_BMISSTHRESHOLD:
1010 ireq->i_val = vap->iv_bmissthreshold;
1012 case IEEE80211_IOC_CURCHAN:
1013 error = ieee80211_ioctl_getcurchan(vap, ireq);
1015 case IEEE80211_IOC_SHORTGI:
1017 if (vap->iv_flags_ht & IEEE80211_FHT_SHORTGI20)
1018 ireq->i_val |= IEEE80211_HTCAP_SHORTGI20;
1019 if (vap->iv_flags_ht & IEEE80211_FHT_SHORTGI40)
1020 ireq->i_val |= IEEE80211_HTCAP_SHORTGI40;
1022 case IEEE80211_IOC_AMPDU:
1024 if (vap->iv_flags_ht & IEEE80211_FHT_AMPDU_TX)
1026 if (vap->iv_flags_ht & IEEE80211_FHT_AMPDU_RX)
1029 case IEEE80211_IOC_AMPDU_LIMIT:
1030 /* XXX TODO: make this a per-node thing; and leave this as global */
1031 if (vap->iv_opmode == IEEE80211_M_HOSTAP)
1032 ireq->i_val = vap->iv_ampdu_rxmax;
1033 else if (vap->iv_state == IEEE80211_S_RUN || vap->iv_state == IEEE80211_S_SLEEP)
1035 * XXX TODO: this isn't completely correct, as we've
1036 * negotiated the higher of the two.
1038 ireq->i_val = MS(vap->iv_bss->ni_htparam,
1039 IEEE80211_HTCAP_MAXRXAMPDU);
1041 ireq->i_val = vap->iv_ampdu_limit;
1043 case IEEE80211_IOC_AMPDU_DENSITY:
1044 /* XXX TODO: make this a per-node thing; and leave this as global */
1045 if (vap->iv_opmode == IEEE80211_M_STA &&
1046 (vap->iv_state == IEEE80211_S_RUN || vap->iv_state == IEEE80211_S_SLEEP))
1048 * XXX TODO: this isn't completely correct, as we've
1049 * negotiated the higher of the two.
1051 ireq->i_val = MS(vap->iv_bss->ni_htparam,
1052 IEEE80211_HTCAP_MPDUDENSITY);
1054 ireq->i_val = vap->iv_ampdu_density;
1056 case IEEE80211_IOC_AMSDU:
1058 if (vap->iv_flags_ht & IEEE80211_FHT_AMSDU_TX)
1060 if (vap->iv_flags_ht & IEEE80211_FHT_AMSDU_RX)
1063 case IEEE80211_IOC_AMSDU_LIMIT:
1064 ireq->i_val = vap->iv_amsdu_limit; /* XXX truncation? */
1066 case IEEE80211_IOC_PUREN:
1067 ireq->i_val = (vap->iv_flags_ht & IEEE80211_FHT_PUREN) != 0;
1069 case IEEE80211_IOC_DOTH:
1070 ireq->i_val = (vap->iv_flags & IEEE80211_F_DOTH) != 0;
1072 case IEEE80211_IOC_REGDOMAIN:
1073 error = ieee80211_ioctl_getregdomain(vap, ireq);
1075 case IEEE80211_IOC_ROAM:
1076 error = ieee80211_ioctl_getroam(vap, ireq);
1078 case IEEE80211_IOC_TXPARAMS:
1079 error = ieee80211_ioctl_gettxparams(vap, ireq);
1081 case IEEE80211_IOC_HTCOMPAT:
1082 ireq->i_val = (vap->iv_flags_ht & IEEE80211_FHT_HTCOMPAT) != 0;
1084 case IEEE80211_IOC_DWDS:
1085 ireq->i_val = (vap->iv_flags & IEEE80211_F_DWDS) != 0;
1087 case IEEE80211_IOC_INACTIVITY:
1088 ireq->i_val = (vap->iv_flags_ext & IEEE80211_FEXT_INACT) != 0;
1090 case IEEE80211_IOC_APPIE:
1091 error = ieee80211_ioctl_getappie(vap, ireq);
1093 case IEEE80211_IOC_WPS:
1094 ireq->i_val = (vap->iv_flags_ext & IEEE80211_FEXT_WPS) != 0;
1096 case IEEE80211_IOC_TSN:
1097 ireq->i_val = (vap->iv_flags_ext & IEEE80211_FEXT_TSN) != 0;
1099 case IEEE80211_IOC_DFS:
1100 ireq->i_val = (vap->iv_flags_ext & IEEE80211_FEXT_DFS) != 0;
1102 case IEEE80211_IOC_DOTD:
1103 ireq->i_val = (vap->iv_flags_ext & IEEE80211_FEXT_DOTD) != 0;
1105 case IEEE80211_IOC_DEVCAPS:
1106 error = ieee80211_ioctl_getdevcaps(ic, ireq);
1108 case IEEE80211_IOC_HTPROTMODE:
1109 ireq->i_val = vap->iv_htprotmode;
1111 case IEEE80211_IOC_HTCONF:
1112 if (vap->iv_flags_ht & IEEE80211_FHT_HT) {
1114 if (vap->iv_flags_ht & IEEE80211_FHT_USEHT40)
1119 case IEEE80211_IOC_STA_VLAN:
1120 error = ieee80211_ioctl_getstavlan(vap, ireq);
1122 case IEEE80211_IOC_SMPS:
1123 if (vap->iv_opmode == IEEE80211_M_STA &&
1124 (vap->iv_state == IEEE80211_S_RUN || vap->iv_state == IEEE80211_S_SLEEP)) {
1125 if (vap->iv_bss->ni_flags & IEEE80211_NODE_MIMO_RTS)
1126 ireq->i_val = IEEE80211_HTCAP_SMPS_DYNAMIC;
1127 else if (vap->iv_bss->ni_flags & IEEE80211_NODE_MIMO_PS)
1128 ireq->i_val = IEEE80211_HTCAP_SMPS_ENA;
1130 ireq->i_val = IEEE80211_HTCAP_SMPS_OFF;
1132 ireq->i_val = vap->iv_htcaps & IEEE80211_HTCAP_SMPS;
1134 case IEEE80211_IOC_RIFS:
1135 if (vap->iv_opmode == IEEE80211_M_STA &&
1136 (vap->iv_state == IEEE80211_S_RUN || vap->iv_state == IEEE80211_S_SLEEP))
1138 (vap->iv_bss->ni_flags & IEEE80211_NODE_RIFS) != 0;
1141 (vap->iv_flags_ht & IEEE80211_FHT_RIFS) != 0;
1143 case IEEE80211_IOC_STBC:
1145 if (vap->iv_flags_ht & IEEE80211_FHT_STBC_TX)
1147 if (vap->iv_flags_ht & IEEE80211_FHT_STBC_RX)
1150 case IEEE80211_IOC_LDPC:
1152 if (vap->iv_flags_ht & IEEE80211_FHT_LDPC_TX)
1154 if (vap->iv_flags_ht & IEEE80211_FHT_LDPC_RX)
1157 case IEEE80211_IOC_UAPSD:
1159 if (vap->iv_flags_ext & IEEE80211_FEXT_UAPSD)
1162 case IEEE80211_IOC_VHTCONF:
1163 ireq->i_val = vap->iv_flags_vht & IEEE80211_FVHT_MASK;
1166 error = ieee80211_ioctl_getdefault(vap, ireq);
1174 ieee80211_ioctl_setkey(struct ieee80211vap *vap, struct ieee80211req *ireq)
1176 struct ieee80211req_key ik;
1177 struct ieee80211_node *ni;
1178 struct ieee80211_key *wk;
1182 if (ireq->i_len != sizeof(ik))
1184 error = copyin(ireq->i_data, &ik, sizeof(ik));
1187 /* NB: cipher support is verified by ieee80211_crypt_newkey */
1188 /* NB: this also checks ik->ik_keylen > sizeof(wk->wk_key) */
1189 if (ik.ik_keylen > sizeof(ik.ik_keydata))
1192 if (kid == IEEE80211_KEYIX_NONE) {
1193 /* XXX unicast keys currently must be tx/rx */
1194 if (ik.ik_flags != (IEEE80211_KEY_XMIT | IEEE80211_KEY_RECV))
1196 if (vap->iv_opmode == IEEE80211_M_STA) {
1197 ni = ieee80211_ref_node(vap->iv_bss);
1198 if (!IEEE80211_ADDR_EQ(ik.ik_macaddr, ni->ni_bssid)) {
1199 ieee80211_free_node(ni);
1200 return EADDRNOTAVAIL;
1203 ni = ieee80211_find_vap_node(&vap->iv_ic->ic_sta, vap,
1208 wk = &ni->ni_ucastkey;
1210 if (kid >= IEEE80211_WEP_NKID)
1212 wk = &vap->iv_nw_keys[kid];
1214 * Global slots start off w/o any assigned key index.
1215 * Force one here for consistency with IEEE80211_IOC_WEPKEY.
1217 if (wk->wk_keyix == IEEE80211_KEYIX_NONE)
1222 ieee80211_key_update_begin(vap);
1223 if (ieee80211_crypto_newkey(vap, ik.ik_type, ik.ik_flags, wk)) {
1224 wk->wk_keylen = ik.ik_keylen;
1225 /* NB: MIC presence is implied by cipher type */
1226 if (wk->wk_keylen > IEEE80211_KEYBUF_SIZE)
1227 wk->wk_keylen = IEEE80211_KEYBUF_SIZE;
1228 for (i = 0; i < IEEE80211_TID_SIZE; i++)
1229 wk->wk_keyrsc[i] = ik.ik_keyrsc;
1230 wk->wk_keytsc = 0; /* new key, reset */
1231 memset(wk->wk_key, 0, sizeof(wk->wk_key));
1232 memcpy(wk->wk_key, ik.ik_keydata, ik.ik_keylen);
1233 IEEE80211_ADDR_COPY(wk->wk_macaddr,
1234 ni != NULL ? ni->ni_macaddr : ik.ik_macaddr);
1235 if (!ieee80211_crypto_setkey(vap, wk))
1237 else if ((ik.ik_flags & IEEE80211_KEY_DEFAULT))
1239 * Inform the driver that this is the default
1240 * transmit key. Now, ideally we'd just set
1241 * a flag in the key update that would
1242 * say "yes, we're the default key", but
1243 * that currently isn't the way the ioctl ->
1244 * key interface works.
1246 ieee80211_crypto_set_deftxkey(vap, kid);
1249 ieee80211_key_update_end(vap);
1251 ieee80211_free_node(ni);
1256 ieee80211_ioctl_delkey(struct ieee80211vap *vap, struct ieee80211req *ireq)
1258 struct ieee80211req_del_key dk;
1261 if (ireq->i_len != sizeof(dk))
1263 error = copyin(ireq->i_data, &dk, sizeof(dk));
1267 /* XXX uint8_t -> uint16_t */
1268 if (dk.idk_keyix == (uint8_t) IEEE80211_KEYIX_NONE) {
1269 struct ieee80211_node *ni;
1271 if (vap->iv_opmode == IEEE80211_M_STA) {
1272 ni = ieee80211_ref_node(vap->iv_bss);
1273 if (!IEEE80211_ADDR_EQ(dk.idk_macaddr, ni->ni_bssid)) {
1274 ieee80211_free_node(ni);
1275 return EADDRNOTAVAIL;
1278 ni = ieee80211_find_vap_node(&vap->iv_ic->ic_sta, vap,
1283 /* XXX error return */
1284 ieee80211_node_delucastkey(ni);
1285 ieee80211_free_node(ni);
1287 if (kid >= IEEE80211_WEP_NKID)
1289 /* XXX error return */
1290 ieee80211_crypto_delkey(vap, &vap->iv_nw_keys[kid]);
1296 struct ieee80211vap *vap;
1302 mlmedebug(struct ieee80211vap *vap, const uint8_t mac[IEEE80211_ADDR_LEN],
1305 #ifdef IEEE80211_DEBUG
1306 static const struct {
1311 { IEEE80211_MSG_IOCTL | IEEE80211_MSG_STATE |
1312 IEEE80211_MSG_ASSOC, "assoc" },
1313 { IEEE80211_MSG_IOCTL | IEEE80211_MSG_STATE |
1314 IEEE80211_MSG_ASSOC, "disassoc" },
1315 { IEEE80211_MSG_IOCTL | IEEE80211_MSG_STATE |
1316 IEEE80211_MSG_AUTH, "deauth" },
1317 { IEEE80211_MSG_IOCTL | IEEE80211_MSG_STATE |
1318 IEEE80211_MSG_AUTH, "authorize" },
1319 { IEEE80211_MSG_IOCTL | IEEE80211_MSG_STATE |
1320 IEEE80211_MSG_AUTH, "unauthorize" },
1323 if (op == IEEE80211_MLME_AUTH) {
1324 IEEE80211_NOTE_MAC(vap, IEEE80211_MSG_IOCTL |
1325 IEEE80211_MSG_STATE | IEEE80211_MSG_AUTH, mac,
1326 "station authenticate %s via MLME (reason: %d (%s))",
1327 reason == IEEE80211_STATUS_SUCCESS ? "ACCEPT" : "REJECT",
1328 reason, ieee80211_reason_to_string(reason));
1329 } else if (!(IEEE80211_MLME_ASSOC <= op && op <= IEEE80211_MLME_AUTH)) {
1330 IEEE80211_NOTE_MAC(vap, IEEE80211_MSG_ANY, mac,
1331 "unknown MLME request %d (reason: %d (%s))", op, reason,
1332 ieee80211_reason_to_string(reason));
1333 } else if (reason == IEEE80211_STATUS_SUCCESS) {
1334 IEEE80211_NOTE_MAC(vap, ops[op].mask, mac,
1335 "station %s via MLME", ops[op].opstr);
1337 IEEE80211_NOTE_MAC(vap, ops[op].mask, mac,
1338 "station %s via MLME (reason: %d (%s))", ops[op].opstr,
1339 reason, ieee80211_reason_to_string(reason));
1341 #endif /* IEEE80211_DEBUG */
1345 domlme(void *arg, struct ieee80211_node *ni)
1347 struct mlmeop *mop = arg;
1348 struct ieee80211vap *vap = ni->ni_vap;
1350 if (vap != mop->vap)
1353 * NB: if ni_associd is zero then the node is already cleaned
1354 * up and we don't need to do this (we're safely holding a
1355 * reference but should otherwise not modify it's state).
1357 if (ni->ni_associd == 0)
1359 mlmedebug(vap, ni->ni_macaddr, mop->op, mop->reason);
1360 if (mop->op == IEEE80211_MLME_DEAUTH) {
1361 IEEE80211_SEND_MGMT(ni, IEEE80211_FC0_SUBTYPE_DEAUTH,
1364 IEEE80211_SEND_MGMT(ni, IEEE80211_FC0_SUBTYPE_DISASSOC,
1367 ieee80211_node_leave(ni);
1371 setmlme_dropsta(struct ieee80211vap *vap,
1372 const uint8_t mac[IEEE80211_ADDR_LEN], struct mlmeop *mlmeop)
1374 struct ieee80211_node_table *nt = &vap->iv_ic->ic_sta;
1375 struct ieee80211_node *ni;
1378 /* NB: the broadcast address means do 'em all */
1379 if (!IEEE80211_ADDR_EQ(mac, vap->iv_ifp->if_broadcastaddr)) {
1380 IEEE80211_NODE_LOCK(nt);
1381 ni = ieee80211_find_node_locked(nt, mac);
1382 IEEE80211_NODE_UNLOCK(nt);
1384 * Don't do the node update inside the node
1385 * table lock. This unfortunately causes LORs
1386 * with drivers and their TX paths.
1390 ieee80211_free_node(ni);
1394 ieee80211_iterate_nodes(nt, domlme, mlmeop);
1400 setmlme_common(struct ieee80211vap *vap, int op,
1401 const uint8_t mac[IEEE80211_ADDR_LEN], int reason)
1403 struct ieee80211com *ic = vap->iv_ic;
1404 struct ieee80211_node_table *nt = &ic->ic_sta;
1405 struct ieee80211_node *ni;
1406 struct mlmeop mlmeop;
1411 case IEEE80211_MLME_DISASSOC:
1412 case IEEE80211_MLME_DEAUTH:
1413 switch (vap->iv_opmode) {
1414 case IEEE80211_M_STA:
1415 mlmedebug(vap, vap->iv_bss->ni_macaddr, op, reason);
1416 /* XXX not quite right */
1417 ieee80211_new_state(vap, IEEE80211_S_INIT, reason);
1419 case IEEE80211_M_HOSTAP:
1422 mlmeop.reason = reason;
1423 error = setmlme_dropsta(vap, mac, &mlmeop);
1425 case IEEE80211_M_WDS:
1426 /* XXX user app should send raw frame? */
1427 if (op != IEEE80211_MLME_DEAUTH) {
1432 /* XXX accept any address, simplifies user code */
1433 if (!IEEE80211_ADDR_EQ(mac, vap->iv_bss->ni_macaddr)) {
1438 mlmedebug(vap, vap->iv_bss->ni_macaddr, op, reason);
1439 ni = ieee80211_ref_node(vap->iv_bss);
1440 IEEE80211_SEND_MGMT(ni,
1441 IEEE80211_FC0_SUBTYPE_DEAUTH, reason);
1442 ieee80211_free_node(ni);
1444 case IEEE80211_M_MBSS:
1445 IEEE80211_NODE_LOCK(nt);
1446 ni = ieee80211_find_node_locked(nt, mac);
1448 * Don't do the node update inside the node
1449 * table lock. This unfortunately causes LORs
1450 * with drivers and their TX paths.
1452 IEEE80211_NODE_UNLOCK(nt);
1454 ieee80211_node_leave(ni);
1455 ieee80211_free_node(ni);
1465 case IEEE80211_MLME_AUTHORIZE:
1466 case IEEE80211_MLME_UNAUTHORIZE:
1467 if (vap->iv_opmode != IEEE80211_M_HOSTAP &&
1468 vap->iv_opmode != IEEE80211_M_WDS) {
1472 IEEE80211_NODE_LOCK(nt);
1473 ni = ieee80211_find_vap_node_locked(nt, vap, mac);
1475 * Don't do the node update inside the node
1476 * table lock. This unfortunately causes LORs
1477 * with drivers and their TX paths.
1479 IEEE80211_NODE_UNLOCK(nt);
1481 mlmedebug(vap, mac, op, reason);
1482 if (op == IEEE80211_MLME_AUTHORIZE)
1483 ieee80211_node_authorize(ni);
1485 ieee80211_node_unauthorize(ni);
1486 ieee80211_free_node(ni);
1490 case IEEE80211_MLME_AUTH:
1491 if (vap->iv_opmode != IEEE80211_M_HOSTAP) {
1495 IEEE80211_NODE_LOCK(nt);
1496 ni = ieee80211_find_vap_node_locked(nt, vap, mac);
1498 * Don't do the node update inside the node
1499 * table lock. This unfortunately causes LORs
1500 * with drivers and their TX paths.
1502 IEEE80211_NODE_UNLOCK(nt);
1504 mlmedebug(vap, mac, op, reason);
1505 if (reason == IEEE80211_STATUS_SUCCESS) {
1506 IEEE80211_SEND_MGMT(ni,
1507 IEEE80211_FC0_SUBTYPE_AUTH, 2);
1509 * For shared key auth, just continue the
1510 * exchange. Otherwise when 802.1x is not in
1511 * use mark the port authorized at this point
1512 * so traffic can flow.
1514 if (ni->ni_authmode != IEEE80211_AUTH_8021X &&
1515 ni->ni_challenge == NULL)
1516 ieee80211_node_authorize(ni);
1518 vap->iv_stats.is_rx_acl++;
1519 ieee80211_send_error(ni, ni->ni_macaddr,
1520 IEEE80211_FC0_SUBTYPE_AUTH, 2|(reason<<16));
1521 ieee80211_node_leave(ni);
1523 ieee80211_free_node(ni);
1537 const uint8_t *essid;
1538 const struct ieee80211_scan_entry *se;
1542 * Match mac address and any ssid.
1545 mlmelookup(void *arg, const struct ieee80211_scan_entry *se)
1547 struct scanlookup *look = arg;
1549 if (!IEEE80211_ADDR_EQ(look->mac, se->se_macaddr))
1551 if (look->esslen != 0) {
1552 if (se->se_ssid[1] != look->esslen)
1554 if (memcmp(look->essid, se->se_ssid+2, look->esslen))
1561 setmlme_assoc_sta(struct ieee80211vap *vap,
1562 const uint8_t mac[IEEE80211_ADDR_LEN], int ssid_len,
1563 const uint8_t ssid[IEEE80211_NWID_LEN])
1565 struct scanlookup lookup;
1567 KASSERT(vap->iv_opmode == IEEE80211_M_STA,
1568 ("expected opmode STA not %s",
1569 ieee80211_opmode_name[vap->iv_opmode]));
1571 /* NB: this is racey if roaming is !manual */
1574 lookup.esslen = ssid_len;
1575 lookup.essid = ssid;
1576 ieee80211_scan_iterate(vap, mlmelookup, &lookup);
1577 if (lookup.se == NULL)
1579 mlmedebug(vap, mac, IEEE80211_MLME_ASSOC, 0);
1580 if (!ieee80211_sta_join(vap, lookup.se->se_chan, lookup.se))
1581 return EIO; /* XXX unique but could be better */
1586 setmlme_assoc_adhoc(struct ieee80211vap *vap,
1587 const uint8_t mac[IEEE80211_ADDR_LEN], int ssid_len,
1588 const uint8_t ssid[IEEE80211_NWID_LEN])
1590 struct ieee80211_scan_req *sr;
1593 KASSERT(vap->iv_opmode == IEEE80211_M_IBSS ||
1594 vap->iv_opmode == IEEE80211_M_AHDEMO,
1595 ("expected opmode IBSS or AHDEMO not %s",
1596 ieee80211_opmode_name[vap->iv_opmode]));
1601 sr = IEEE80211_MALLOC(sizeof(*sr), M_TEMP,
1602 IEEE80211_M_NOWAIT | IEEE80211_M_ZERO);
1606 /* NB: IEEE80211_IOC_SSID call missing for ap_scan=2. */
1607 memset(vap->iv_des_ssid[0].ssid, 0, IEEE80211_NWID_LEN);
1608 vap->iv_des_ssid[0].len = ssid_len;
1609 memcpy(vap->iv_des_ssid[0].ssid, ssid, ssid_len);
1610 vap->iv_des_nssid = 1;
1612 sr->sr_flags = IEEE80211_IOC_SCAN_ACTIVE | IEEE80211_IOC_SCAN_ONCE;
1613 sr->sr_duration = IEEE80211_IOC_SCAN_FOREVER;
1614 memcpy(sr->sr_ssid[0].ssid, ssid, ssid_len);
1615 sr->sr_ssid[0].len = ssid_len;
1618 error = ieee80211_scanreq(vap, sr);
1620 IEEE80211_FREE(sr, M_TEMP);
1625 ieee80211_ioctl_setmlme(struct ieee80211vap *vap, struct ieee80211req *ireq)
1627 struct ieee80211req_mlme mlme;
1630 if (ireq->i_len != sizeof(mlme))
1632 error = copyin(ireq->i_data, &mlme, sizeof(mlme));
1635 if (vap->iv_opmode == IEEE80211_M_STA &&
1636 mlme.im_op == IEEE80211_MLME_ASSOC)
1637 return setmlme_assoc_sta(vap, mlme.im_macaddr,
1638 vap->iv_des_ssid[0].len, vap->iv_des_ssid[0].ssid);
1639 else if ((vap->iv_opmode == IEEE80211_M_IBSS ||
1640 vap->iv_opmode == IEEE80211_M_AHDEMO) &&
1641 mlme.im_op == IEEE80211_MLME_ASSOC)
1642 return setmlme_assoc_adhoc(vap, mlme.im_macaddr,
1643 mlme.im_ssid_len, mlme.im_ssid);
1645 return setmlme_common(vap, mlme.im_op,
1646 mlme.im_macaddr, mlme.im_reason);
1650 ieee80211_ioctl_macmac(struct ieee80211vap *vap, struct ieee80211req *ireq)
1652 uint8_t mac[IEEE80211_ADDR_LEN];
1653 const struct ieee80211_aclator *acl = vap->iv_acl;
1656 if (ireq->i_len != sizeof(mac))
1658 error = copyin(ireq->i_data, mac, ireq->i_len);
1662 acl = ieee80211_aclator_get("mac");
1663 if (acl == NULL || !acl->iac_attach(vap))
1667 if (ireq->i_type == IEEE80211_IOC_ADDMAC)
1668 acl->iac_add(vap, mac);
1670 acl->iac_remove(vap, mac);
1675 ieee80211_ioctl_setmaccmd(struct ieee80211vap *vap, struct ieee80211req *ireq)
1677 const struct ieee80211_aclator *acl = vap->iv_acl;
1679 switch (ireq->i_val) {
1680 case IEEE80211_MACCMD_POLICY_OPEN:
1681 case IEEE80211_MACCMD_POLICY_ALLOW:
1682 case IEEE80211_MACCMD_POLICY_DENY:
1683 case IEEE80211_MACCMD_POLICY_RADIUS:
1685 acl = ieee80211_aclator_get("mac");
1686 if (acl == NULL || !acl->iac_attach(vap))
1690 acl->iac_setpolicy(vap, ireq->i_val);
1692 case IEEE80211_MACCMD_FLUSH:
1694 acl->iac_flush(vap);
1695 /* NB: silently ignore when not in use */
1697 case IEEE80211_MACCMD_DETACH:
1700 acl->iac_detach(vap);
1707 return acl->iac_setioctl(vap, ireq);
1713 ieee80211_ioctl_setchanlist(struct ieee80211vap *vap, struct ieee80211req *ireq)
1715 struct ieee80211com *ic = vap->iv_ic;
1716 uint8_t *chanlist, *list;
1717 int i, nchan, maxchan, error;
1719 if (ireq->i_len > sizeof(ic->ic_chan_active))
1720 ireq->i_len = sizeof(ic->ic_chan_active);
1721 list = IEEE80211_MALLOC(ireq->i_len + IEEE80211_CHAN_BYTES, M_TEMP,
1722 IEEE80211_M_NOWAIT | IEEE80211_M_ZERO);
1725 error = copyin(ireq->i_data, list, ireq->i_len);
1727 IEEE80211_FREE(list, M_TEMP);
1731 chanlist = list + ireq->i_len; /* NB: zero'd already */
1732 maxchan = ireq->i_len * NBBY;
1733 for (i = 0; i < ic->ic_nchans; i++) {
1734 const struct ieee80211_channel *c = &ic->ic_channels[i];
1736 * Calculate the intersection of the user list and the
1737 * available channels so users can do things like specify
1738 * 1-255 to get all available channels.
1740 if (c->ic_ieee < maxchan && isset(list, c->ic_ieee)) {
1741 setbit(chanlist, c->ic_ieee);
1746 IEEE80211_FREE(list, M_TEMP);
1749 if (ic->ic_bsschan != IEEE80211_CHAN_ANYC && /* XXX */
1750 isclr(chanlist, ic->ic_bsschan->ic_ieee))
1751 ic->ic_bsschan = IEEE80211_CHAN_ANYC;
1752 memcpy(ic->ic_chan_active, chanlist, IEEE80211_CHAN_BYTES);
1753 ieee80211_scan_flush(vap);
1754 IEEE80211_FREE(list, M_TEMP);
1759 ieee80211_ioctl_setstastats(struct ieee80211vap *vap, struct ieee80211req *ireq)
1761 struct ieee80211_node *ni;
1762 uint8_t macaddr[IEEE80211_ADDR_LEN];
1766 * NB: we could copyin ieee80211req_sta_stats so apps
1767 * could make selective changes but that's overkill;
1768 * just clear all stats for now.
1770 if (ireq->i_len < IEEE80211_ADDR_LEN)
1772 error = copyin(ireq->i_data, macaddr, IEEE80211_ADDR_LEN);
1775 ni = ieee80211_find_vap_node(&vap->iv_ic->ic_sta, vap, macaddr);
1778 /* XXX require ni_vap == vap? */
1779 memset(&ni->ni_stats, 0, sizeof(ni->ni_stats));
1780 ieee80211_free_node(ni);
1785 ieee80211_ioctl_setstatxpow(struct ieee80211vap *vap, struct ieee80211req *ireq)
1787 struct ieee80211_node *ni;
1788 struct ieee80211req_sta_txpow txpow;
1791 if (ireq->i_len != sizeof(txpow))
1793 error = copyin(ireq->i_data, &txpow, sizeof(txpow));
1796 ni = ieee80211_find_vap_node(&vap->iv_ic->ic_sta, vap, txpow.it_macaddr);
1799 ni->ni_txpower = txpow.it_txpow;
1800 ieee80211_free_node(ni);
1805 ieee80211_ioctl_setwmeparam(struct ieee80211vap *vap, struct ieee80211req *ireq)
1807 struct ieee80211com *ic = vap->iv_ic;
1808 struct ieee80211_wme_state *wme = &ic->ic_wme;
1809 struct wmeParams *wmep, *chanp;
1810 int isbss, ac, aggrmode;
1812 if ((ic->ic_caps & IEEE80211_C_WME) == 0)
1815 isbss = (ireq->i_len & IEEE80211_WMEPARAM_BSS);
1816 ac = (ireq->i_len & IEEE80211_WMEPARAM_VAL);
1817 aggrmode = (wme->wme_flags & WME_F_AGGRMODE);
1818 if (ac >= WME_NUM_AC)
1821 chanp = &wme->wme_bssChanParams.cap_wmeParams[ac];
1822 wmep = &wme->wme_wmeBssChanParams.cap_wmeParams[ac];
1824 chanp = &wme->wme_chanParams.cap_wmeParams[ac];
1825 wmep = &wme->wme_wmeChanParams.cap_wmeParams[ac];
1827 switch (ireq->i_type) {
1828 case IEEE80211_IOC_WME_CWMIN: /* WME: CWmin */
1829 wmep->wmep_logcwmin = ireq->i_val;
1830 if (!isbss || !aggrmode)
1831 chanp->wmep_logcwmin = ireq->i_val;
1833 case IEEE80211_IOC_WME_CWMAX: /* WME: CWmax */
1834 wmep->wmep_logcwmax = ireq->i_val;
1835 if (!isbss || !aggrmode)
1836 chanp->wmep_logcwmax = ireq->i_val;
1838 case IEEE80211_IOC_WME_AIFS: /* WME: AIFS */
1839 wmep->wmep_aifsn = ireq->i_val;
1840 if (!isbss || !aggrmode)
1841 chanp->wmep_aifsn = ireq->i_val;
1843 case IEEE80211_IOC_WME_TXOPLIMIT: /* WME: txops limit */
1844 wmep->wmep_txopLimit = ireq->i_val;
1845 if (!isbss || !aggrmode)
1846 chanp->wmep_txopLimit = ireq->i_val;
1848 case IEEE80211_IOC_WME_ACM: /* WME: ACM (bss only) */
1849 wmep->wmep_acm = ireq->i_val;
1851 chanp->wmep_acm = ireq->i_val;
1853 case IEEE80211_IOC_WME_ACKPOLICY: /* WME: ACK policy (!bss only)*/
1854 wmep->wmep_noackPolicy = chanp->wmep_noackPolicy =
1858 ieee80211_wme_updateparams(vap);
1863 find11gchannel(struct ieee80211com *ic, int start, int freq)
1865 const struct ieee80211_channel *c;
1868 for (i = start+1; i < ic->ic_nchans; i++) {
1869 c = &ic->ic_channels[i];
1870 if (c->ic_freq == freq && IEEE80211_IS_CHAN_ANYG(c))
1873 /* NB: should not be needed but in case things are mis-sorted */
1874 for (i = 0; i < start; i++) {
1875 c = &ic->ic_channels[i];
1876 if (c->ic_freq == freq && IEEE80211_IS_CHAN_ANYG(c))
1882 static struct ieee80211_channel *
1883 findchannel(struct ieee80211com *ic, int ieee, int mode)
1885 static const u_int chanflags[IEEE80211_MODE_MAX] = {
1886 [IEEE80211_MODE_AUTO] = 0,
1887 [IEEE80211_MODE_11A] = IEEE80211_CHAN_A,
1888 [IEEE80211_MODE_11B] = IEEE80211_CHAN_B,
1889 [IEEE80211_MODE_11G] = IEEE80211_CHAN_G,
1890 [IEEE80211_MODE_FH] = IEEE80211_CHAN_FHSS,
1891 [IEEE80211_MODE_TURBO_A] = IEEE80211_CHAN_108A,
1892 [IEEE80211_MODE_TURBO_G] = IEEE80211_CHAN_108G,
1893 [IEEE80211_MODE_STURBO_A] = IEEE80211_CHAN_STURBO,
1894 [IEEE80211_MODE_HALF] = IEEE80211_CHAN_HALF,
1895 [IEEE80211_MODE_QUARTER] = IEEE80211_CHAN_QUARTER,
1896 /* NB: handled specially below */
1897 [IEEE80211_MODE_11NA] = IEEE80211_CHAN_A,
1898 [IEEE80211_MODE_11NG] = IEEE80211_CHAN_G,
1899 [IEEE80211_MODE_VHT_5GHZ] = IEEE80211_CHAN_A,
1900 [IEEE80211_MODE_VHT_2GHZ] = IEEE80211_CHAN_G,
1905 modeflags = chanflags[mode];
1906 for (i = 0; i < ic->ic_nchans; i++) {
1907 struct ieee80211_channel *c = &ic->ic_channels[i];
1909 if (c->ic_ieee != ieee)
1911 if (mode == IEEE80211_MODE_AUTO) {
1912 /* ignore turbo channels for autoselect */
1913 if (IEEE80211_IS_CHAN_TURBO(c))
1916 * XXX special-case 11b/g channels so we
1917 * always select the g channel if both
1919 * XXX prefer HT to non-HT?
1921 if (!IEEE80211_IS_CHAN_B(c) ||
1922 !find11gchannel(ic, i, c->ic_freq))
1925 /* must check VHT specifically */
1926 if ((mode == IEEE80211_MODE_VHT_5GHZ ||
1927 mode == IEEE80211_MODE_VHT_2GHZ) &&
1928 !IEEE80211_IS_CHAN_VHT(c))
1932 * Must check HT specially - only match on HT,
1933 * not HT+VHT channels
1935 if ((mode == IEEE80211_MODE_11NA ||
1936 mode == IEEE80211_MODE_11NG) &&
1937 !IEEE80211_IS_CHAN_HT(c))
1940 if ((mode == IEEE80211_MODE_11NA ||
1941 mode == IEEE80211_MODE_11NG) &&
1942 IEEE80211_IS_CHAN_VHT(c))
1945 /* Check that the modeflags above match */
1946 if ((c->ic_flags & modeflags) == modeflags)
1954 * Check the specified against any desired mode (aka netband).
1955 * This is only used (presently) when operating in hostap mode
1956 * to enforce consistency.
1959 check_mode_consistency(const struct ieee80211_channel *c, int mode)
1961 KASSERT(c != IEEE80211_CHAN_ANYC, ("oops, no channel"));
1964 case IEEE80211_MODE_11B:
1965 return (IEEE80211_IS_CHAN_B(c));
1966 case IEEE80211_MODE_11G:
1967 return (IEEE80211_IS_CHAN_ANYG(c) && !IEEE80211_IS_CHAN_HT(c));
1968 case IEEE80211_MODE_11A:
1969 return (IEEE80211_IS_CHAN_A(c) && !IEEE80211_IS_CHAN_HT(c));
1970 case IEEE80211_MODE_STURBO_A:
1971 return (IEEE80211_IS_CHAN_STURBO(c));
1972 case IEEE80211_MODE_11NA:
1973 return (IEEE80211_IS_CHAN_HTA(c));
1974 case IEEE80211_MODE_11NG:
1975 return (IEEE80211_IS_CHAN_HTG(c));
1982 * Common code to set the current channel. If the device
1983 * is up and running this may result in an immediate channel
1984 * change or a kick of the state machine.
1987 setcurchan(struct ieee80211vap *vap, struct ieee80211_channel *c)
1989 struct ieee80211com *ic = vap->iv_ic;
1992 if (c != IEEE80211_CHAN_ANYC) {
1993 if (IEEE80211_IS_CHAN_RADAR(c))
1994 return EBUSY; /* XXX better code? */
1995 if (vap->iv_opmode == IEEE80211_M_HOSTAP) {
1996 if (IEEE80211_IS_CHAN_NOHOSTAP(c))
1998 if (!check_mode_consistency(c, vap->iv_des_mode))
2000 } else if (vap->iv_opmode == IEEE80211_M_IBSS) {
2001 if (IEEE80211_IS_CHAN_NOADHOC(c))
2004 if ((vap->iv_state == IEEE80211_S_RUN || vap->iv_state == IEEE80211_S_SLEEP) &&
2005 vap->iv_bss->ni_chan == c)
2006 return 0; /* NB: nothing to do */
2008 vap->iv_des_chan = c;
2011 if (vap->iv_opmode == IEEE80211_M_MONITOR &&
2012 vap->iv_des_chan != IEEE80211_CHAN_ANYC) {
2014 * Monitor mode can switch directly.
2016 if (IFNET_IS_UP_RUNNING(vap->iv_ifp)) {
2017 /* XXX need state machine for other vap's to follow */
2018 ieee80211_setcurchan(ic, vap->iv_des_chan);
2019 vap->iv_bss->ni_chan = ic->ic_curchan;
2021 ic->ic_curchan = vap->iv_des_chan;
2022 ic->ic_rt = ieee80211_get_ratetable(ic->ic_curchan);
2026 * Need to go through the state machine in case we
2027 * need to reassociate or the like. The state machine
2028 * will pickup the desired channel and avoid scanning.
2030 if (IS_UP_AUTO(vap))
2031 ieee80211_new_state(vap, IEEE80211_S_SCAN, 0);
2032 else if (vap->iv_des_chan != IEEE80211_CHAN_ANYC) {
2034 * When not up+running and a real channel has
2035 * been specified fix the current channel so
2036 * there is immediate feedback; e.g. via ifconfig.
2038 ic->ic_curchan = vap->iv_des_chan;
2039 ic->ic_rt = ieee80211_get_ratetable(ic->ic_curchan);
2046 * Old api for setting the current channel; this is
2047 * deprecated because channel numbers are ambiguous.
2050 ieee80211_ioctl_setchannel(struct ieee80211vap *vap,
2051 const struct ieee80211req *ireq)
2053 struct ieee80211com *ic = vap->iv_ic;
2054 struct ieee80211_channel *c;
2056 /* XXX 0xffff overflows 16-bit signed */
2057 if (ireq->i_val == 0 ||
2058 ireq->i_val == (int16_t) IEEE80211_CHAN_ANY) {
2059 c = IEEE80211_CHAN_ANYC;
2061 struct ieee80211_channel *c2;
2063 c = findchannel(ic, ireq->i_val, vap->iv_des_mode);
2065 c = findchannel(ic, ireq->i_val,
2066 IEEE80211_MODE_AUTO);
2072 * Fine tune channel selection based on desired mode:
2073 * if 11b is requested, find the 11b version of any
2074 * 11g channel returned,
2075 * if static turbo, find the turbo version of any
2076 * 11a channel return,
2077 * if 11na is requested, find the ht version of any
2078 * 11a channel returned,
2079 * if 11ng is requested, find the ht version of any
2080 * 11g channel returned,
2081 * if 11ac is requested, find the 11ac version
2082 * of any 11a/11na channel returned,
2083 * (TBD) 11acg (2GHz VHT)
2084 * otherwise we should be ok with what we've got.
2086 switch (vap->iv_des_mode) {
2087 case IEEE80211_MODE_11B:
2088 if (IEEE80211_IS_CHAN_ANYG(c)) {
2089 c2 = findchannel(ic, ireq->i_val,
2090 IEEE80211_MODE_11B);
2091 /* NB: should not happen, =>'s 11g w/o 11b */
2096 case IEEE80211_MODE_TURBO_A:
2097 if (IEEE80211_IS_CHAN_A(c)) {
2098 c2 = findchannel(ic, ireq->i_val,
2099 IEEE80211_MODE_TURBO_A);
2104 case IEEE80211_MODE_11NA:
2105 if (IEEE80211_IS_CHAN_A(c)) {
2106 c2 = findchannel(ic, ireq->i_val,
2107 IEEE80211_MODE_11NA);
2112 case IEEE80211_MODE_11NG:
2113 if (IEEE80211_IS_CHAN_ANYG(c)) {
2114 c2 = findchannel(ic, ireq->i_val,
2115 IEEE80211_MODE_11NG);
2120 case IEEE80211_MODE_VHT_2GHZ:
2121 printf("%s: TBD\n", __func__);
2123 case IEEE80211_MODE_VHT_5GHZ:
2124 if (IEEE80211_IS_CHAN_A(c)) {
2125 c2 = findchannel(ic, ireq->i_val,
2126 IEEE80211_MODE_VHT_5GHZ);
2131 default: /* NB: no static turboG */
2135 return setcurchan(vap, c);
2139 * New/current api for setting the current channel; a complete
2140 * channel description is provide so there is no ambiguity in
2141 * identifying the channel.
2144 ieee80211_ioctl_setcurchan(struct ieee80211vap *vap,
2145 const struct ieee80211req *ireq)
2147 struct ieee80211com *ic = vap->iv_ic;
2148 struct ieee80211_channel chan, *c;
2151 if (ireq->i_len != sizeof(chan))
2153 error = copyin(ireq->i_data, &chan, sizeof(chan));
2157 /* XXX 0xffff overflows 16-bit signed */
2158 if (chan.ic_freq == 0 || chan.ic_freq == IEEE80211_CHAN_ANY) {
2159 c = IEEE80211_CHAN_ANYC;
2161 c = ieee80211_find_channel(ic, chan.ic_freq, chan.ic_flags);
2165 return setcurchan(vap, c);
2169 ieee80211_ioctl_setregdomain(struct ieee80211vap *vap,
2170 const struct ieee80211req *ireq)
2172 struct ieee80211_regdomain_req *reg;
2175 nchans = 1 + ((ireq->i_len - sizeof(struct ieee80211_regdomain_req)) /
2176 sizeof(struct ieee80211_channel));
2177 if (!(1 <= nchans && nchans <= IEEE80211_CHAN_MAX)) {
2178 IEEE80211_DPRINTF(vap, IEEE80211_MSG_IOCTL,
2179 "%s: bad # chans, i_len %d nchans %d\n", __func__,
2180 ireq->i_len, nchans);
2183 reg = (struct ieee80211_regdomain_req *)
2184 IEEE80211_MALLOC(IEEE80211_REGDOMAIN_SIZE(nchans), M_TEMP,
2185 IEEE80211_M_NOWAIT | IEEE80211_M_ZERO);
2187 IEEE80211_DPRINTF(vap, IEEE80211_MSG_IOCTL,
2188 "%s: no memory, nchans %d\n", __func__, nchans);
2191 error = copyin(ireq->i_data, reg, IEEE80211_REGDOMAIN_SIZE(nchans));
2193 /* NB: validate inline channel count against storage size */
2194 if (reg->chaninfo.ic_nchans != nchans) {
2195 IEEE80211_DPRINTF(vap, IEEE80211_MSG_IOCTL,
2196 "%s: chan cnt mismatch, %d != %d\n", __func__,
2197 reg->chaninfo.ic_nchans, nchans);
2200 error = ieee80211_setregdomain(vap, reg);
2202 IEEE80211_FREE(reg, M_TEMP);
2204 return (error == 0 ? ENETRESET : error);
2208 checkrate(const struct ieee80211_rateset *rs, int rate)
2212 if (rate == IEEE80211_FIXED_RATE_NONE)
2214 for (i = 0; i < rs->rs_nrates; i++)
2215 if ((rs->rs_rates[i] & IEEE80211_RATE_VAL) == rate)
2221 checkmcs(const struct ieee80211_htrateset *rs, int mcs)
2223 int rate_val = IEEE80211_RV(mcs);
2226 if (mcs == IEEE80211_FIXED_RATE_NONE)
2228 if ((mcs & IEEE80211_RATE_MCS) == 0) /* MCS always have 0x80 set */
2230 for (i = 0; i < rs->rs_nrates; i++)
2231 if (IEEE80211_RV(rs->rs_rates[i]) == rate_val)
2237 ieee80211_ioctl_setroam(struct ieee80211vap *vap,
2238 const struct ieee80211req *ireq)
2240 struct ieee80211com *ic = vap->iv_ic;
2241 struct ieee80211_roamparams_req *parms;
2242 struct ieee80211_roamparam *src, *dst;
2243 const struct ieee80211_htrateset *rs_ht;
2244 const struct ieee80211_rateset *rs;
2245 int changed, error, mode, is11n, nmodes;
2247 if (ireq->i_len != sizeof(vap->iv_roamparms))
2250 parms = IEEE80211_MALLOC(sizeof(*parms), M_TEMP,
2251 IEEE80211_M_NOWAIT | IEEE80211_M_ZERO);
2255 error = copyin(ireq->i_data, parms, ireq->i_len);
2260 nmodes = IEEE80211_MODE_MAX;
2262 /* validate parameters and check if anything changed */
2263 for (mode = IEEE80211_MODE_11A; mode < nmodes; mode++) {
2264 if (isclr(ic->ic_modecaps, mode))
2266 src = &parms->params[mode];
2267 dst = &vap->iv_roamparms[mode];
2268 rs = &ic->ic_sup_rates[mode]; /* NB: 11n maps to legacy */
2269 rs_ht = &ic->ic_sup_htrates;
2270 is11n = (mode == IEEE80211_MODE_11NA ||
2271 mode == IEEE80211_MODE_11NG);
2272 /* XXX TODO: 11ac */
2273 if (src->rate != dst->rate) {
2274 if (!checkrate(rs, src->rate) &&
2275 (!is11n || !checkmcs(rs_ht, src->rate))) {
2281 if (src->rssi != dst->rssi)
2286 * Copy new parameters in place and notify the
2287 * driver so it can push state to the device.
2290 for (mode = IEEE80211_MODE_11A; mode < nmodes; mode++) {
2291 if (isset(ic->ic_modecaps, mode))
2292 vap->iv_roamparms[mode] = parms->params[mode];
2295 if (vap->iv_roaming == IEEE80211_ROAMING_DEVICE)
2299 fail: IEEE80211_FREE(parms, M_TEMP);
2304 ieee80211_ioctl_settxparams(struct ieee80211vap *vap,
2305 const struct ieee80211req *ireq)
2307 struct ieee80211com *ic = vap->iv_ic;
2308 struct ieee80211_txparams_req parms; /* XXX stack use? */
2309 struct ieee80211_txparam *src, *dst;
2310 const struct ieee80211_htrateset *rs_ht;
2311 const struct ieee80211_rateset *rs;
2312 int error, mode, changed, is11n, nmodes;
2314 /* NB: accept short requests for backwards compat */
2315 if (ireq->i_len > sizeof(parms))
2317 error = copyin(ireq->i_data, &parms, ireq->i_len);
2320 nmodes = ireq->i_len / sizeof(struct ieee80211_txparam);
2322 /* validate parameters and check if anything changed */
2323 for (mode = IEEE80211_MODE_11A; mode < nmodes; mode++) {
2324 if (isclr(ic->ic_modecaps, mode))
2326 src = &parms.params[mode];
2327 dst = &vap->iv_txparms[mode];
2328 rs = &ic->ic_sup_rates[mode]; /* NB: 11n maps to legacy */
2329 rs_ht = &ic->ic_sup_htrates;
2330 is11n = (mode == IEEE80211_MODE_11NA ||
2331 mode == IEEE80211_MODE_11NG);
2332 if (src->ucastrate != dst->ucastrate) {
2333 if (!checkrate(rs, src->ucastrate) &&
2334 (!is11n || !checkmcs(rs_ht, src->ucastrate)))
2338 if (src->mcastrate != dst->mcastrate) {
2339 if (!checkrate(rs, src->mcastrate) &&
2340 (!is11n || !checkmcs(rs_ht, src->mcastrate)))
2344 if (src->mgmtrate != dst->mgmtrate) {
2345 if (!checkrate(rs, src->mgmtrate) &&
2346 (!is11n || !checkmcs(rs_ht, src->mgmtrate)))
2350 if (src->maxretry != dst->maxretry) /* NB: no bounds */
2355 * Copy new parameters in place and notify the
2356 * driver so it can push state to the device.
2358 for (mode = IEEE80211_MODE_11A; mode < nmodes; mode++) {
2359 if (isset(ic->ic_modecaps, mode))
2360 vap->iv_txparms[mode] = parms.params[mode];
2362 /* XXX could be more intelligent,
2363 e.g. don't reset if setting not being used */
2370 * Application Information Element support.
2373 setappie(struct ieee80211_appie **aie, const struct ieee80211req *ireq)
2375 struct ieee80211_appie *app = *aie;
2376 struct ieee80211_appie *napp;
2379 if (ireq->i_len == 0) { /* delete any existing ie */
2381 *aie = NULL; /* XXX racey */
2382 IEEE80211_FREE(app, M_80211_NODE_IE);
2386 if (!(2 <= ireq->i_len && ireq->i_len <= IEEE80211_MAX_APPIE))
2389 * Allocate a new appie structure and copy in the user data.
2390 * When done swap in the new structure. Note that we do not
2391 * guard against users holding a ref to the old structure;
2392 * this must be handled outside this code.
2396 napp = (struct ieee80211_appie *) IEEE80211_MALLOC(
2397 sizeof(struct ieee80211_appie) + ireq->i_len, M_80211_NODE_IE,
2398 IEEE80211_M_NOWAIT);
2401 /* XXX holding ic lock */
2402 error = copyin(ireq->i_data, napp->ie_data, ireq->i_len);
2404 IEEE80211_FREE(napp, M_80211_NODE_IE);
2407 napp->ie_len = ireq->i_len;
2410 IEEE80211_FREE(app, M_80211_NODE_IE);
2415 setwparsnie(struct ieee80211vap *vap, uint8_t *ie, int space)
2417 /* validate data is present as best we can */
2418 if (space == 0 || 2+ie[1] > space)
2420 if (ie[0] == IEEE80211_ELEMID_VENDOR)
2421 vap->iv_wpa_ie = ie;
2422 else if (ie[0] == IEEE80211_ELEMID_RSN)
2423 vap->iv_rsn_ie = ie;
2427 ieee80211_ioctl_setappie_locked(struct ieee80211vap *vap,
2428 const struct ieee80211req *ireq, int fc0)
2432 IEEE80211_LOCK_ASSERT(vap->iv_ic);
2434 switch (fc0 & IEEE80211_FC0_SUBTYPE_MASK) {
2435 case IEEE80211_FC0_SUBTYPE_BEACON:
2436 if (vap->iv_opmode != IEEE80211_M_HOSTAP &&
2437 vap->iv_opmode != IEEE80211_M_IBSS) {
2441 error = setappie(&vap->iv_appie_beacon, ireq);
2443 ieee80211_beacon_notify(vap, IEEE80211_BEACON_APPIE);
2445 case IEEE80211_FC0_SUBTYPE_PROBE_RESP:
2446 error = setappie(&vap->iv_appie_proberesp, ireq);
2448 case IEEE80211_FC0_SUBTYPE_ASSOC_RESP:
2449 if (vap->iv_opmode == IEEE80211_M_HOSTAP)
2450 error = setappie(&vap->iv_appie_assocresp, ireq);
2454 case IEEE80211_FC0_SUBTYPE_PROBE_REQ:
2455 error = setappie(&vap->iv_appie_probereq, ireq);
2457 case IEEE80211_FC0_SUBTYPE_ASSOC_REQ:
2458 if (vap->iv_opmode == IEEE80211_M_STA)
2459 error = setappie(&vap->iv_appie_assocreq, ireq);
2463 case (IEEE80211_APPIE_WPA & IEEE80211_FC0_SUBTYPE_MASK):
2464 error = setappie(&vap->iv_appie_wpa, ireq);
2467 * Must split single blob of data into separate
2468 * WPA and RSN ie's because they go in different
2469 * locations in the mgt frames.
2470 * XXX use IEEE80211_IOC_WPA2 so user code does split
2472 vap->iv_wpa_ie = NULL;
2473 vap->iv_rsn_ie = NULL;
2474 if (vap->iv_appie_wpa != NULL) {
2475 struct ieee80211_appie *appie =
2477 uint8_t *data = appie->ie_data;
2479 /* XXX ie length validate is painful, cheat */
2480 setwparsnie(vap, data, appie->ie_len);
2481 setwparsnie(vap, data + 2 + data[1],
2482 appie->ie_len - (2 + data[1]));
2484 if (vap->iv_opmode == IEEE80211_M_HOSTAP ||
2485 vap->iv_opmode == IEEE80211_M_IBSS) {
2487 * Must rebuild beacon frame as the update
2488 * mechanism doesn't handle WPA/RSN ie's.
2489 * Could extend it but it doesn't normally
2490 * change; this is just to deal with hostapd
2491 * plumbing the ie after the interface is up.
2505 ieee80211_ioctl_setappie(struct ieee80211vap *vap,
2506 const struct ieee80211req *ireq)
2508 struct ieee80211com *ic = vap->iv_ic;
2512 fc0 = ireq->i_val & 0xff;
2513 if ((fc0 & IEEE80211_FC0_TYPE_MASK) != IEEE80211_FC0_TYPE_MGT)
2515 /* NB: could check iv_opmode and reject but hardly worth the effort */
2517 error = ieee80211_ioctl_setappie_locked(vap, ireq, fc0);
2518 IEEE80211_UNLOCK(ic);
2523 ieee80211_ioctl_chanswitch(struct ieee80211vap *vap, struct ieee80211req *ireq)
2525 struct ieee80211com *ic = vap->iv_ic;
2526 struct ieee80211_chanswitch_req csr;
2527 struct ieee80211_channel *c;
2530 if (ireq->i_len != sizeof(csr))
2532 error = copyin(ireq->i_data, &csr, sizeof(csr));
2535 /* XXX adhoc mode not supported */
2536 if (vap->iv_opmode != IEEE80211_M_HOSTAP ||
2537 (vap->iv_flags & IEEE80211_F_DOTH) == 0)
2539 c = ieee80211_find_channel(ic,
2540 csr.csa_chan.ic_freq, csr.csa_chan.ic_flags);
2544 if ((ic->ic_flags & IEEE80211_F_CSAPENDING) == 0)
2545 ieee80211_csa_startswitch(ic, c, csr.csa_mode, csr.csa_count);
2546 else if (csr.csa_count == 0)
2547 ieee80211_csa_cancelswitch(ic);
2550 IEEE80211_UNLOCK(ic);
2555 ieee80211_scanreq(struct ieee80211vap *vap, struct ieee80211_scan_req *sr)
2557 #define IEEE80211_IOC_SCAN_FLAGS \
2558 (IEEE80211_IOC_SCAN_NOPICK | IEEE80211_IOC_SCAN_ACTIVE | \
2559 IEEE80211_IOC_SCAN_PICK1ST | IEEE80211_IOC_SCAN_BGSCAN | \
2560 IEEE80211_IOC_SCAN_ONCE | IEEE80211_IOC_SCAN_NOBCAST | \
2561 IEEE80211_IOC_SCAN_NOJOIN | IEEE80211_IOC_SCAN_FLUSH | \
2562 IEEE80211_IOC_SCAN_CHECK)
2563 struct ieee80211com *ic = vap->iv_ic;
2566 /* convert duration */
2567 if (sr->sr_duration == IEEE80211_IOC_SCAN_FOREVER)
2568 sr->sr_duration = IEEE80211_SCAN_FOREVER;
2570 if (sr->sr_duration < IEEE80211_IOC_SCAN_DURATION_MIN ||
2571 sr->sr_duration > IEEE80211_IOC_SCAN_DURATION_MAX)
2573 sr->sr_duration = msecs_to_ticks(sr->sr_duration);
2575 /* convert min/max channel dwell */
2576 if (sr->sr_mindwell != 0)
2577 sr->sr_mindwell = msecs_to_ticks(sr->sr_mindwell);
2578 if (sr->sr_maxdwell != 0)
2579 sr->sr_maxdwell = msecs_to_ticks(sr->sr_maxdwell);
2580 /* NB: silently reduce ssid count to what is supported */
2581 if (sr->sr_nssid > IEEE80211_SCAN_MAX_SSID)
2582 sr->sr_nssid = IEEE80211_SCAN_MAX_SSID;
2583 for (i = 0; i < sr->sr_nssid; i++)
2584 if (sr->sr_ssid[i].len > IEEE80211_NWID_LEN)
2586 /* cleanse flags just in case, could reject if invalid flags */
2587 sr->sr_flags &= IEEE80211_IOC_SCAN_FLAGS;
2589 * Add an implicit NOPICK if the vap is not marked UP. This
2590 * allows applications to scan without joining a bss (or picking
2591 * a channel and setting up a bss) and without forcing manual
2592 * roaming mode--you just need to mark the parent device UP.
2594 if ((vap->iv_ifp->if_flags & IFF_UP) == 0)
2595 sr->sr_flags |= IEEE80211_IOC_SCAN_NOPICK;
2597 IEEE80211_DPRINTF(vap, IEEE80211_MSG_SCAN,
2598 "%s: flags 0x%x%s duration 0x%x mindwell %u maxdwell %u nssid %d\n",
2599 __func__, sr->sr_flags,
2600 (vap->iv_ifp->if_flags & IFF_UP) == 0 ? " (!IFF_UP)" : "",
2601 sr->sr_duration, sr->sr_mindwell, sr->sr_maxdwell, sr->sr_nssid);
2603 * If we are in INIT state then the driver has never had a chance
2604 * to setup hardware state to do a scan; we must use the state
2605 * machine to get us up to the SCAN state but once we reach SCAN
2606 * state we then want to use the supplied params. Stash the
2607 * parameters in the vap and mark IEEE80211_FEXT_SCANREQ; the
2608 * state machines will recognize this and use the stashed params
2609 * to issue the scan request.
2611 * Otherwise just invoke the scan machinery directly.
2614 if (ic->ic_nrunning == 0) {
2615 IEEE80211_UNLOCK(ic);
2619 if (vap->iv_state == IEEE80211_S_INIT) {
2620 /* NB: clobbers previous settings */
2621 vap->iv_scanreq_flags = sr->sr_flags;
2622 vap->iv_scanreq_duration = sr->sr_duration;
2623 vap->iv_scanreq_nssid = sr->sr_nssid;
2624 for (i = 0; i < sr->sr_nssid; i++) {
2625 vap->iv_scanreq_ssid[i].len = sr->sr_ssid[i].len;
2626 memcpy(vap->iv_scanreq_ssid[i].ssid,
2627 sr->sr_ssid[i].ssid, sr->sr_ssid[i].len);
2629 vap->iv_flags_ext |= IEEE80211_FEXT_SCANREQ;
2630 IEEE80211_UNLOCK(ic);
2631 ieee80211_new_state(vap, IEEE80211_S_SCAN, 0);
2633 vap->iv_flags_ext &= ~IEEE80211_FEXT_SCANREQ;
2634 IEEE80211_UNLOCK(ic);
2635 if (sr->sr_flags & IEEE80211_IOC_SCAN_CHECK) {
2636 error = ieee80211_check_scan(vap, sr->sr_flags,
2637 sr->sr_duration, sr->sr_mindwell, sr->sr_maxdwell,
2639 /* NB: cheat, we assume structures are compatible */
2640 (const struct ieee80211_scan_ssid *) &sr->sr_ssid[0]);
2642 error = ieee80211_start_scan(vap, sr->sr_flags,
2643 sr->sr_duration, sr->sr_mindwell, sr->sr_maxdwell,
2645 /* NB: cheat, we assume structures are compatible */
2646 (const struct ieee80211_scan_ssid *) &sr->sr_ssid[0]);
2652 #undef IEEE80211_IOC_SCAN_FLAGS
2656 ieee80211_ioctl_scanreq(struct ieee80211vap *vap, struct ieee80211req *ireq)
2658 struct ieee80211_scan_req *sr;
2661 if (ireq->i_len != sizeof(*sr))
2663 sr = IEEE80211_MALLOC(sizeof(*sr), M_TEMP,
2664 IEEE80211_M_NOWAIT | IEEE80211_M_ZERO);
2667 error = copyin(ireq->i_data, sr, sizeof(*sr));
2670 error = ieee80211_scanreq(vap, sr);
2672 IEEE80211_FREE(sr, M_TEMP);
2677 ieee80211_ioctl_setstavlan(struct ieee80211vap *vap, struct ieee80211req *ireq)
2679 struct ieee80211_node *ni;
2680 struct ieee80211req_sta_vlan vlan;
2683 if (ireq->i_len != sizeof(vlan))
2685 error = copyin(ireq->i_data, &vlan, sizeof(vlan));
2688 if (!IEEE80211_ADDR_EQ(vlan.sv_macaddr, zerobssid)) {
2689 ni = ieee80211_find_vap_node(&vap->iv_ic->ic_sta, vap,
2694 ni = ieee80211_ref_node(vap->iv_bss);
2695 ni->ni_vlan = vlan.sv_vlan;
2696 ieee80211_free_node(ni);
2701 isvap11g(const struct ieee80211vap *vap)
2703 const struct ieee80211_node *bss = vap->iv_bss;
2704 return bss->ni_chan != IEEE80211_CHAN_ANYC &&
2705 IEEE80211_IS_CHAN_ANYG(bss->ni_chan);
2709 isvapht(const struct ieee80211vap *vap)
2711 const struct ieee80211_node *bss = vap->iv_bss;
2712 return bss->ni_chan != IEEE80211_CHAN_ANYC &&
2713 IEEE80211_IS_CHAN_HT(bss->ni_chan);
2717 * Dummy ioctl set handler so the linker set is defined.
2720 dummy_ioctl_set(struct ieee80211vap *vap, struct ieee80211req *ireq)
2724 IEEE80211_IOCTL_SET(dummy, dummy_ioctl_set);
2727 ieee80211_ioctl_setdefault(struct ieee80211vap *vap, struct ieee80211req *ireq)
2729 ieee80211_ioctl_setfunc * const *set;
2732 SET_FOREACH(set, ieee80211_ioctl_setset) {
2733 error = (*set)(vap, ireq);
2734 if (error != ENOSYS)
2741 ieee80211_ioctl_set80211(struct ieee80211vap *vap, u_long cmd, struct ieee80211req *ireq)
2743 struct ieee80211com *ic = vap->iv_ic;
2745 const struct ieee80211_authenticator *auth;
2746 uint8_t tmpkey[IEEE80211_KEYBUF_SIZE];
2747 char tmpssid[IEEE80211_NWID_LEN];
2748 uint8_t tmpbssid[IEEE80211_ADDR_LEN];
2749 struct ieee80211_key *k;
2754 switch (ireq->i_type) {
2755 case IEEE80211_IOC_SSID:
2756 if (ireq->i_val != 0 ||
2757 ireq->i_len > IEEE80211_NWID_LEN)
2759 error = copyin(ireq->i_data, tmpssid, ireq->i_len);
2762 memset(vap->iv_des_ssid[0].ssid, 0, IEEE80211_NWID_LEN);
2763 vap->iv_des_ssid[0].len = ireq->i_len;
2764 memcpy(vap->iv_des_ssid[0].ssid, tmpssid, ireq->i_len);
2765 vap->iv_des_nssid = (ireq->i_len > 0);
2768 case IEEE80211_IOC_WEP:
2769 switch (ireq->i_val) {
2770 case IEEE80211_WEP_OFF:
2771 vap->iv_flags &= ~IEEE80211_F_PRIVACY;
2772 vap->iv_flags &= ~IEEE80211_F_DROPUNENC;
2774 case IEEE80211_WEP_ON:
2775 vap->iv_flags |= IEEE80211_F_PRIVACY;
2776 vap->iv_flags |= IEEE80211_F_DROPUNENC;
2778 case IEEE80211_WEP_MIXED:
2779 vap->iv_flags |= IEEE80211_F_PRIVACY;
2780 vap->iv_flags &= ~IEEE80211_F_DROPUNENC;
2785 case IEEE80211_IOC_WEPKEY:
2786 kid = (u_int) ireq->i_val;
2787 if (kid >= IEEE80211_WEP_NKID)
2789 k = &vap->iv_nw_keys[kid];
2790 if (ireq->i_len == 0) {
2791 /* zero-len =>'s delete any existing key */
2792 (void) ieee80211_crypto_delkey(vap, k);
2795 if (ireq->i_len > sizeof(tmpkey))
2797 memset(tmpkey, 0, sizeof(tmpkey));
2798 error = copyin(ireq->i_data, tmpkey, ireq->i_len);
2801 ieee80211_key_update_begin(vap);
2802 k->wk_keyix = kid; /* NB: force fixed key id */
2803 if (ieee80211_crypto_newkey(vap, IEEE80211_CIPHER_WEP,
2804 IEEE80211_KEY_XMIT | IEEE80211_KEY_RECV, k)) {
2805 k->wk_keylen = ireq->i_len;
2806 memcpy(k->wk_key, tmpkey, sizeof(tmpkey));
2807 IEEE80211_ADDR_COPY(k->wk_macaddr, vap->iv_myaddr);
2808 if (!ieee80211_crypto_setkey(vap, k))
2812 ieee80211_key_update_end(vap);
2814 case IEEE80211_IOC_WEPTXKEY:
2815 kid = (u_int) ireq->i_val;
2816 if (kid >= IEEE80211_WEP_NKID &&
2817 (uint16_t) kid != IEEE80211_KEYIX_NONE)
2820 * Firmware devices may need to be told about an explicit
2821 * key index here, versus just inferring it from the
2822 * key set / change. Since we may also need to pause
2823 * things like transmit before the key is updated,
2824 * give the driver a chance to flush things by tying
2825 * into key update begin/end.
2827 ieee80211_key_update_begin(vap);
2828 ieee80211_crypto_set_deftxkey(vap, kid);
2829 ieee80211_key_update_end(vap);
2831 case IEEE80211_IOC_AUTHMODE:
2832 switch (ireq->i_val) {
2833 case IEEE80211_AUTH_WPA:
2834 case IEEE80211_AUTH_8021X: /* 802.1x */
2835 case IEEE80211_AUTH_OPEN: /* open */
2836 case IEEE80211_AUTH_SHARED: /* shared-key */
2837 case IEEE80211_AUTH_AUTO: /* auto */
2838 auth = ieee80211_authenticator_get(ireq->i_val);
2845 switch (ireq->i_val) {
2846 case IEEE80211_AUTH_WPA: /* WPA w/ 802.1x */
2847 vap->iv_flags |= IEEE80211_F_PRIVACY;
2848 ireq->i_val = IEEE80211_AUTH_8021X;
2850 case IEEE80211_AUTH_OPEN: /* open */
2851 vap->iv_flags &= ~(IEEE80211_F_WPA|IEEE80211_F_PRIVACY);
2853 case IEEE80211_AUTH_SHARED: /* shared-key */
2854 case IEEE80211_AUTH_8021X: /* 802.1x */
2855 vap->iv_flags &= ~IEEE80211_F_WPA;
2856 /* both require a key so mark the PRIVACY capability */
2857 vap->iv_flags |= IEEE80211_F_PRIVACY;
2859 case IEEE80211_AUTH_AUTO: /* auto */
2860 vap->iv_flags &= ~IEEE80211_F_WPA;
2861 /* XXX PRIVACY handling? */
2862 /* XXX what's the right way to do this? */
2865 /* NB: authenticator attach/detach happens on state change */
2866 vap->iv_bss->ni_authmode = ireq->i_val;
2867 /* XXX mixed/mode/usage? */
2868 vap->iv_auth = auth;
2871 case IEEE80211_IOC_CHANNEL:
2872 error = ieee80211_ioctl_setchannel(vap, ireq);
2874 case IEEE80211_IOC_POWERSAVE:
2875 switch (ireq->i_val) {
2876 case IEEE80211_POWERSAVE_OFF:
2877 if (vap->iv_flags & IEEE80211_F_PMGTON) {
2878 ieee80211_syncflag(vap, -IEEE80211_F_PMGTON);
2882 case IEEE80211_POWERSAVE_ON:
2883 if ((vap->iv_caps & IEEE80211_C_PMGT) == 0)
2885 else if ((vap->iv_flags & IEEE80211_F_PMGTON) == 0) {
2886 ieee80211_syncflag(vap, IEEE80211_F_PMGTON);
2895 case IEEE80211_IOC_POWERSAVESLEEP:
2896 if (ireq->i_val < 0)
2898 ic->ic_lintval = ireq->i_val;
2901 case IEEE80211_IOC_RTSTHRESHOLD:
2902 if (!(IEEE80211_RTS_MIN <= ireq->i_val &&
2903 ireq->i_val <= IEEE80211_RTS_MAX))
2905 vap->iv_rtsthreshold = ireq->i_val;
2908 case IEEE80211_IOC_PROTMODE:
2909 if (ireq->i_val > IEEE80211_PROT_RTSCTS)
2911 vap->iv_protmode = (enum ieee80211_protmode)ireq->i_val;
2912 /* NB: if not operating in 11g this can wait */
2913 if (ic->ic_bsschan != IEEE80211_CHAN_ANYC &&
2914 IEEE80211_IS_CHAN_ANYG(ic->ic_bsschan))
2916 /* driver callback for protection mode update */
2917 ieee80211_vap_update_erp_protmode(vap);
2919 case IEEE80211_IOC_TXPOWER:
2920 if ((ic->ic_caps & IEEE80211_C_TXPMGT) == 0)
2922 if (!(IEEE80211_TXPOWER_MIN <= ireq->i_val &&
2923 ireq->i_val <= IEEE80211_TXPOWER_MAX))
2925 ic->ic_txpowlimit = ireq->i_val;
2928 case IEEE80211_IOC_ROAMING:
2929 if (!(IEEE80211_ROAMING_DEVICE <= ireq->i_val &&
2930 ireq->i_val <= IEEE80211_ROAMING_MANUAL))
2932 vap->iv_roaming = (enum ieee80211_roamingmode)ireq->i_val;
2935 case IEEE80211_IOC_PRIVACY:
2937 /* XXX check for key state? */
2938 vap->iv_flags |= IEEE80211_F_PRIVACY;
2940 vap->iv_flags &= ~IEEE80211_F_PRIVACY;
2943 case IEEE80211_IOC_DROPUNENCRYPTED:
2945 vap->iv_flags |= IEEE80211_F_DROPUNENC;
2947 vap->iv_flags &= ~IEEE80211_F_DROPUNENC;
2950 case IEEE80211_IOC_WPAKEY:
2951 error = ieee80211_ioctl_setkey(vap, ireq);
2953 case IEEE80211_IOC_DELKEY:
2954 error = ieee80211_ioctl_delkey(vap, ireq);
2956 case IEEE80211_IOC_MLME:
2957 error = ieee80211_ioctl_setmlme(vap, ireq);
2959 case IEEE80211_IOC_COUNTERMEASURES:
2961 if ((vap->iv_flags & IEEE80211_F_WPA) == 0)
2963 vap->iv_flags |= IEEE80211_F_COUNTERM;
2965 vap->iv_flags &= ~IEEE80211_F_COUNTERM;
2968 case IEEE80211_IOC_WPA:
2969 if (ireq->i_val > 3)
2971 /* XXX verify ciphers available */
2972 flags = vap->iv_flags & ~IEEE80211_F_WPA;
2973 switch (ireq->i_val) {
2975 /* wpa_supplicant calls this to clear the WPA config */
2978 if (!(vap->iv_caps & IEEE80211_C_WPA1))
2980 flags |= IEEE80211_F_WPA1;
2983 if (!(vap->iv_caps & IEEE80211_C_WPA2))
2985 flags |= IEEE80211_F_WPA2;
2988 if ((vap->iv_caps & IEEE80211_C_WPA) != IEEE80211_C_WPA)
2990 flags |= IEEE80211_F_WPA1 | IEEE80211_F_WPA2;
2992 default: /* Can't set any -> error */
2995 vap->iv_flags = flags;
2996 error = ERESTART; /* NB: can change beacon frame */
2998 case IEEE80211_IOC_WME:
3000 if ((vap->iv_caps & IEEE80211_C_WME) == 0)
3002 ieee80211_syncflag(vap, IEEE80211_F_WME);
3004 ieee80211_syncflag(vap, -IEEE80211_F_WME);
3005 error = ERESTART; /* NB: can change beacon frame */
3007 case IEEE80211_IOC_HIDESSID:
3009 vap->iv_flags |= IEEE80211_F_HIDESSID;
3011 vap->iv_flags &= ~IEEE80211_F_HIDESSID;
3012 error = ERESTART; /* XXX ENETRESET? */
3014 case IEEE80211_IOC_APBRIDGE:
3015 if (ireq->i_val == 0)
3016 vap->iv_flags |= IEEE80211_F_NOBRIDGE;
3018 vap->iv_flags &= ~IEEE80211_F_NOBRIDGE;
3020 case IEEE80211_IOC_BSSID:
3021 if (ireq->i_len != sizeof(tmpbssid))
3023 error = copyin(ireq->i_data, tmpbssid, ireq->i_len);
3026 IEEE80211_ADDR_COPY(vap->iv_des_bssid, tmpbssid);
3027 if (IEEE80211_ADDR_EQ(vap->iv_des_bssid, zerobssid))
3028 vap->iv_flags &= ~IEEE80211_F_DESBSSID;
3030 vap->iv_flags |= IEEE80211_F_DESBSSID;
3033 case IEEE80211_IOC_CHANLIST:
3034 error = ieee80211_ioctl_setchanlist(vap, ireq);
3036 #define OLD_IEEE80211_IOC_SCAN_REQ 23
3037 #ifdef OLD_IEEE80211_IOC_SCAN_REQ
3038 case OLD_IEEE80211_IOC_SCAN_REQ:
3039 IEEE80211_DPRINTF(vap, IEEE80211_MSG_SCAN,
3040 "%s: active scan request\n", __func__);
3042 * If we are in INIT state then the driver has never
3043 * had a chance to setup hardware state to do a scan;
3044 * use the state machine to get us up the SCAN state.
3045 * Otherwise just invoke the scan machinery to start
3048 if (vap->iv_state == IEEE80211_S_INIT)
3049 ieee80211_new_state(vap, IEEE80211_S_SCAN, 0);
3051 (void) ieee80211_start_scan(vap,
3052 IEEE80211_SCAN_ACTIVE |
3053 IEEE80211_SCAN_NOPICK |
3054 IEEE80211_SCAN_ONCE,
3055 IEEE80211_SCAN_FOREVER, 0, 0,
3056 /* XXX use ioctl params */
3057 vap->iv_des_nssid, vap->iv_des_ssid);
3059 #endif /* OLD_IEEE80211_IOC_SCAN_REQ */
3060 case IEEE80211_IOC_SCAN_REQ:
3061 error = ieee80211_ioctl_scanreq(vap, ireq);
3063 case IEEE80211_IOC_SCAN_CANCEL:
3064 IEEE80211_DPRINTF(vap, IEEE80211_MSG_SCAN,
3065 "%s: cancel scan\n", __func__);
3066 ieee80211_cancel_scan(vap);
3068 case IEEE80211_IOC_HTCONF:
3069 if (ireq->i_val & 1)
3070 ieee80211_syncflag_ht(vap, IEEE80211_FHT_HT);
3072 ieee80211_syncflag_ht(vap, -IEEE80211_FHT_HT);
3073 if (ireq->i_val & 2)
3074 ieee80211_syncflag_ht(vap, IEEE80211_FHT_USEHT40);
3076 ieee80211_syncflag_ht(vap, -IEEE80211_FHT_USEHT40);
3079 case IEEE80211_IOC_ADDMAC:
3080 case IEEE80211_IOC_DELMAC:
3081 error = ieee80211_ioctl_macmac(vap, ireq);
3083 case IEEE80211_IOC_MACCMD:
3084 error = ieee80211_ioctl_setmaccmd(vap, ireq);
3086 case IEEE80211_IOC_STA_STATS:
3087 error = ieee80211_ioctl_setstastats(vap, ireq);
3089 case IEEE80211_IOC_STA_TXPOW:
3090 error = ieee80211_ioctl_setstatxpow(vap, ireq);
3092 case IEEE80211_IOC_WME_CWMIN: /* WME: CWmin */
3093 case IEEE80211_IOC_WME_CWMAX: /* WME: CWmax */
3094 case IEEE80211_IOC_WME_AIFS: /* WME: AIFS */
3095 case IEEE80211_IOC_WME_TXOPLIMIT: /* WME: txops limit */
3096 case IEEE80211_IOC_WME_ACM: /* WME: ACM (bss only) */
3097 case IEEE80211_IOC_WME_ACKPOLICY: /* WME: ACK policy (!bss only) */
3098 error = ieee80211_ioctl_setwmeparam(vap, ireq);
3100 case IEEE80211_IOC_DTIM_PERIOD:
3101 if (vap->iv_opmode != IEEE80211_M_HOSTAP &&
3102 vap->iv_opmode != IEEE80211_M_MBSS &&
3103 vap->iv_opmode != IEEE80211_M_IBSS)
3105 if (IEEE80211_DTIM_MIN <= ireq->i_val &&
3106 ireq->i_val <= IEEE80211_DTIM_MAX) {
3107 vap->iv_dtim_period = ireq->i_val;
3108 error = ENETRESET; /* requires restart */
3112 case IEEE80211_IOC_BEACON_INTERVAL:
3113 if (vap->iv_opmode != IEEE80211_M_HOSTAP &&
3114 vap->iv_opmode != IEEE80211_M_MBSS &&
3115 vap->iv_opmode != IEEE80211_M_IBSS)
3117 if (IEEE80211_BINTVAL_MIN <= ireq->i_val &&
3118 ireq->i_val <= IEEE80211_BINTVAL_MAX) {
3119 ic->ic_bintval = ireq->i_val;
3120 error = ENETRESET; /* requires restart */
3124 case IEEE80211_IOC_PUREG:
3126 vap->iv_flags |= IEEE80211_F_PUREG;
3128 vap->iv_flags &= ~IEEE80211_F_PUREG;
3129 /* NB: reset only if we're operating on an 11g channel */
3133 case IEEE80211_IOC_QUIET:
3134 vap->iv_quiet= ireq->i_val;
3136 case IEEE80211_IOC_QUIET_COUNT:
3137 vap->iv_quiet_count=ireq->i_val;
3139 case IEEE80211_IOC_QUIET_PERIOD:
3140 vap->iv_quiet_period=ireq->i_val;
3142 case IEEE80211_IOC_QUIET_OFFSET:
3143 vap->iv_quiet_offset=ireq->i_val;
3145 case IEEE80211_IOC_QUIET_DUR:
3146 if(ireq->i_val < vap->iv_bss->ni_intval)
3147 vap->iv_quiet_duration = ireq->i_val;
3151 case IEEE80211_IOC_BGSCAN:
3153 if ((vap->iv_caps & IEEE80211_C_BGSCAN) == 0)
3155 vap->iv_flags |= IEEE80211_F_BGSCAN;
3157 vap->iv_flags &= ~IEEE80211_F_BGSCAN;
3159 case IEEE80211_IOC_BGSCAN_IDLE:
3160 if (ireq->i_val >= IEEE80211_BGSCAN_IDLE_MIN)
3161 vap->iv_bgscanidle = ireq->i_val*hz/1000;
3165 case IEEE80211_IOC_BGSCAN_INTERVAL:
3166 if (ireq->i_val >= IEEE80211_BGSCAN_INTVAL_MIN)
3167 vap->iv_bgscanintvl = ireq->i_val*hz;
3171 case IEEE80211_IOC_SCANVALID:
3172 if (ireq->i_val >= IEEE80211_SCAN_VALID_MIN)
3173 vap->iv_scanvalid = ireq->i_val*hz;
3177 case IEEE80211_IOC_FRAGTHRESHOLD:
3178 if ((vap->iv_caps & IEEE80211_C_TXFRAG) == 0 &&
3179 ireq->i_val != IEEE80211_FRAG_MAX)
3181 if (!(IEEE80211_FRAG_MIN <= ireq->i_val &&
3182 ireq->i_val <= IEEE80211_FRAG_MAX))
3184 vap->iv_fragthreshold = ireq->i_val;
3187 case IEEE80211_IOC_BURST:
3189 if ((vap->iv_caps & IEEE80211_C_BURST) == 0)
3191 ieee80211_syncflag(vap, IEEE80211_F_BURST);
3193 ieee80211_syncflag(vap, -IEEE80211_F_BURST);
3196 case IEEE80211_IOC_BMISSTHRESHOLD:
3197 if (!(IEEE80211_HWBMISS_MIN <= ireq->i_val &&
3198 ireq->i_val <= IEEE80211_HWBMISS_MAX))
3200 vap->iv_bmissthreshold = ireq->i_val;
3203 case IEEE80211_IOC_CURCHAN:
3204 error = ieee80211_ioctl_setcurchan(vap, ireq);
3206 case IEEE80211_IOC_SHORTGI:
3208 #define IEEE80211_HTCAP_SHORTGI \
3209 (IEEE80211_HTCAP_SHORTGI20 | IEEE80211_HTCAP_SHORTGI40)
3210 if (((ireq->i_val ^ vap->iv_htcaps) & IEEE80211_HTCAP_SHORTGI) != 0)
3212 if (ireq->i_val & IEEE80211_HTCAP_SHORTGI20)
3213 vap->iv_flags_ht |= IEEE80211_FHT_SHORTGI20;
3214 if (ireq->i_val & IEEE80211_HTCAP_SHORTGI40)
3215 vap->iv_flags_ht |= IEEE80211_FHT_SHORTGI40;
3216 #undef IEEE80211_HTCAP_SHORTGI
3219 ~(IEEE80211_FHT_SHORTGI20 | IEEE80211_FHT_SHORTGI40);
3222 case IEEE80211_IOC_AMPDU:
3223 if (ireq->i_val && (vap->iv_htcaps & IEEE80211_HTC_AMPDU) == 0)
3225 if (ireq->i_val & 1)
3226 vap->iv_flags_ht |= IEEE80211_FHT_AMPDU_TX;
3228 vap->iv_flags_ht &= ~IEEE80211_FHT_AMPDU_TX;
3229 if (ireq->i_val & 2)
3230 vap->iv_flags_ht |= IEEE80211_FHT_AMPDU_RX;
3232 vap->iv_flags_ht &= ~IEEE80211_FHT_AMPDU_RX;
3233 /* NB: reset only if we're operating on an 11n channel */
3237 case IEEE80211_IOC_AMPDU_LIMIT:
3238 /* XXX TODO: figure out ampdu_limit versus ampdu_rxmax */
3239 if (!(IEEE80211_HTCAP_MAXRXAMPDU_8K <= ireq->i_val &&
3240 ireq->i_val <= IEEE80211_HTCAP_MAXRXAMPDU_64K))
3242 if (vap->iv_opmode == IEEE80211_M_HOSTAP)
3243 vap->iv_ampdu_rxmax = ireq->i_val;
3245 vap->iv_ampdu_limit = ireq->i_val;
3248 case IEEE80211_IOC_AMPDU_DENSITY:
3249 if (!(IEEE80211_HTCAP_MPDUDENSITY_NA <= ireq->i_val &&
3250 ireq->i_val <= IEEE80211_HTCAP_MPDUDENSITY_16))
3252 vap->iv_ampdu_density = ireq->i_val;
3255 case IEEE80211_IOC_AMSDU:
3256 if (ireq->i_val && (vap->iv_htcaps & IEEE80211_HTC_AMSDU) == 0)
3258 if (ireq->i_val & 1)
3259 vap->iv_flags_ht |= IEEE80211_FHT_AMSDU_TX;
3261 vap->iv_flags_ht &= ~IEEE80211_FHT_AMSDU_TX;
3262 if (ireq->i_val & 2)
3263 vap->iv_flags_ht |= IEEE80211_FHT_AMSDU_RX;
3265 vap->iv_flags_ht &= ~IEEE80211_FHT_AMSDU_RX;
3266 /* NB: reset only if we're operating on an 11n channel */
3270 case IEEE80211_IOC_AMSDU_LIMIT:
3272 vap->iv_amsdu_limit = ireq->i_val; /* XXX truncation? */
3274 case IEEE80211_IOC_PUREN:
3276 if ((vap->iv_flags_ht & IEEE80211_FHT_HT) == 0)
3278 vap->iv_flags_ht |= IEEE80211_FHT_PUREN;
3280 vap->iv_flags_ht &= ~IEEE80211_FHT_PUREN;
3281 /* NB: reset only if we're operating on an 11n channel */
3285 case IEEE80211_IOC_DOTH:
3288 /* XXX no capability */
3289 if ((vap->iv_caps & IEEE80211_C_DOTH) == 0)
3292 vap->iv_flags |= IEEE80211_F_DOTH;
3294 vap->iv_flags &= ~IEEE80211_F_DOTH;
3297 case IEEE80211_IOC_REGDOMAIN:
3298 error = ieee80211_ioctl_setregdomain(vap, ireq);
3300 case IEEE80211_IOC_ROAM:
3301 error = ieee80211_ioctl_setroam(vap, ireq);
3303 case IEEE80211_IOC_TXPARAMS:
3304 error = ieee80211_ioctl_settxparams(vap, ireq);
3306 case IEEE80211_IOC_HTCOMPAT:
3308 if ((vap->iv_flags_ht & IEEE80211_FHT_HT) == 0)
3310 vap->iv_flags_ht |= IEEE80211_FHT_HTCOMPAT;
3312 vap->iv_flags_ht &= ~IEEE80211_FHT_HTCOMPAT;
3313 /* NB: reset only if we're operating on an 11n channel */
3317 case IEEE80211_IOC_DWDS:
3319 /* NB: DWDS only makes sense for WDS-capable devices */
3320 if ((ic->ic_caps & IEEE80211_C_WDS) == 0)
3322 /* NB: DWDS is used only with ap+sta vaps */
3323 if (vap->iv_opmode != IEEE80211_M_HOSTAP &&
3324 vap->iv_opmode != IEEE80211_M_STA)
3326 vap->iv_flags |= IEEE80211_F_DWDS;
3327 if (vap->iv_opmode == IEEE80211_M_STA)
3328 vap->iv_flags_ext |= IEEE80211_FEXT_4ADDR;
3330 vap->iv_flags &= ~IEEE80211_F_DWDS;
3331 if (vap->iv_opmode == IEEE80211_M_STA)
3332 vap->iv_flags_ext &= ~IEEE80211_FEXT_4ADDR;
3335 case IEEE80211_IOC_INACTIVITY:
3337 vap->iv_flags_ext |= IEEE80211_FEXT_INACT;
3339 vap->iv_flags_ext &= ~IEEE80211_FEXT_INACT;
3341 case IEEE80211_IOC_APPIE:
3342 error = ieee80211_ioctl_setappie(vap, ireq);
3344 case IEEE80211_IOC_WPS:
3346 if ((vap->iv_caps & IEEE80211_C_WPA) == 0)
3348 vap->iv_flags_ext |= IEEE80211_FEXT_WPS;
3350 vap->iv_flags_ext &= ~IEEE80211_FEXT_WPS;
3352 case IEEE80211_IOC_TSN:
3354 if ((vap->iv_caps & IEEE80211_C_WPA) == 0)
3356 vap->iv_flags_ext |= IEEE80211_FEXT_TSN;
3358 vap->iv_flags_ext &= ~IEEE80211_FEXT_TSN;
3360 case IEEE80211_IOC_CHANSWITCH:
3361 error = ieee80211_ioctl_chanswitch(vap, ireq);
3363 case IEEE80211_IOC_DFS:
3365 if ((vap->iv_caps & IEEE80211_C_DFS) == 0)
3367 /* NB: DFS requires 11h support */
3368 if ((vap->iv_flags & IEEE80211_F_DOTH) == 0)
3370 vap->iv_flags_ext |= IEEE80211_FEXT_DFS;
3372 vap->iv_flags_ext &= ~IEEE80211_FEXT_DFS;
3374 case IEEE80211_IOC_DOTD:
3376 vap->iv_flags_ext |= IEEE80211_FEXT_DOTD;
3378 vap->iv_flags_ext &= ~IEEE80211_FEXT_DOTD;
3379 if (vap->iv_opmode == IEEE80211_M_STA)
3382 case IEEE80211_IOC_HTPROTMODE:
3383 if (ireq->i_val > IEEE80211_PROT_RTSCTS)
3385 vap->iv_htprotmode = ireq->i_val ?
3386 IEEE80211_PROT_RTSCTS : IEEE80211_PROT_NONE;
3387 /* NB: if not operating in 11n this can wait */
3390 /* Notify driver layer of HT protmode changes */
3391 ieee80211_vap_update_ht_protmode(vap);
3393 case IEEE80211_IOC_STA_VLAN:
3394 error = ieee80211_ioctl_setstavlan(vap, ireq);
3396 case IEEE80211_IOC_SMPS:
3397 if ((ireq->i_val &~ IEEE80211_HTCAP_SMPS) != 0 ||
3398 ireq->i_val == 0x0008) /* value of 2 is reserved */
3400 if (ireq->i_val != IEEE80211_HTCAP_SMPS_OFF &&
3401 (vap->iv_htcaps & IEEE80211_HTC_SMPS) == 0)
3403 vap->iv_htcaps = (vap->iv_htcaps &~ IEEE80211_HTCAP_SMPS) |
3405 /* NB: if not operating in 11n this can wait */
3409 case IEEE80211_IOC_RIFS:
3410 if (ireq->i_val != 0) {
3411 if ((vap->iv_htcaps & IEEE80211_HTC_RIFS) == 0)
3413 vap->iv_flags_ht |= IEEE80211_FHT_RIFS;
3415 vap->iv_flags_ht &= ~IEEE80211_FHT_RIFS;
3416 /* NB: if not operating in 11n this can wait */
3420 case IEEE80211_IOC_STBC:
3421 /* Check if we can do STBC TX/RX before changing the setting */
3422 if ((ireq->i_val & 1) &&
3423 ((vap->iv_htcaps & IEEE80211_HTCAP_TXSTBC) == 0))
3425 if ((ireq->i_val & 2) &&
3426 ((vap->iv_htcaps & IEEE80211_HTCAP_RXSTBC) == 0))
3430 if (ireq->i_val & 1)
3431 vap->iv_flags_ht |= IEEE80211_FHT_STBC_TX;
3433 vap->iv_flags_ht &= ~IEEE80211_FHT_STBC_TX;
3436 if (ireq->i_val & 2)
3437 vap->iv_flags_ht |= IEEE80211_FHT_STBC_RX;
3439 vap->iv_flags_ht &= ~IEEE80211_FHT_STBC_RX;
3441 /* NB: reset only if we're operating on an 11n channel */
3445 case IEEE80211_IOC_LDPC:
3446 /* Check if we can do LDPC TX/RX before changing the setting */
3447 if ((ireq->i_val & 1) &&
3448 (vap->iv_htcaps & IEEE80211_HTC_TXLDPC) == 0)
3450 if ((ireq->i_val & 2) &&
3451 (vap->iv_htcaps & IEEE80211_HTCAP_LDPC) == 0)
3455 if (ireq->i_val & 1)
3456 vap->iv_flags_ht |= IEEE80211_FHT_LDPC_TX;
3458 vap->iv_flags_ht &= ~IEEE80211_FHT_LDPC_TX;
3461 if (ireq->i_val & 2)
3462 vap->iv_flags_ht |= IEEE80211_FHT_LDPC_RX;
3464 vap->iv_flags_ht &= ~IEEE80211_FHT_LDPC_RX;
3466 /* NB: reset only if we're operating on an 11n channel */
3470 case IEEE80211_IOC_UAPSD:
3471 if ((vap->iv_caps & IEEE80211_C_UAPSD) == 0)
3473 if (ireq->i_val == 0)
3474 vap->iv_flags_ext &= ~IEEE80211_FEXT_UAPSD;
3475 else if (ireq->i_val == 1)
3476 vap->iv_flags_ext |= IEEE80211_FEXT_UAPSD;
3482 case IEEE80211_IOC_VHTCONF:
3483 if (ireq->i_val & IEEE80211_FVHT_VHT)
3484 ieee80211_syncflag_vht(vap, IEEE80211_FVHT_VHT);
3486 ieee80211_syncflag_vht(vap, -IEEE80211_FVHT_VHT);
3488 if (ireq->i_val & IEEE80211_FVHT_USEVHT40)
3489 ieee80211_syncflag_vht(vap, IEEE80211_FVHT_USEVHT40);
3491 ieee80211_syncflag_vht(vap, -IEEE80211_FVHT_USEVHT40);
3493 if (ireq->i_val & IEEE80211_FVHT_USEVHT80)
3494 ieee80211_syncflag_vht(vap, IEEE80211_FVHT_USEVHT80);
3496 ieee80211_syncflag_vht(vap, -IEEE80211_FVHT_USEVHT80);
3498 if (ireq->i_val & IEEE80211_FVHT_USEVHT160)
3499 ieee80211_syncflag_vht(vap, IEEE80211_FVHT_USEVHT160);
3501 ieee80211_syncflag_vht(vap, -IEEE80211_FVHT_USEVHT160);
3503 if (ireq->i_val & IEEE80211_FVHT_USEVHT80P80)
3504 ieee80211_syncflag_vht(vap, IEEE80211_FVHT_USEVHT80P80);
3506 ieee80211_syncflag_vht(vap, -IEEE80211_FVHT_USEVHT80P80);
3512 error = ieee80211_ioctl_setdefault(vap, ireq);
3516 * The convention is that ENETRESET means an operation
3517 * requires a complete re-initialization of the device (e.g.
3518 * changing something that affects the association state).
3519 * ERESTART means the request may be handled with only a
3520 * reload of the hardware state. We hand ERESTART requests
3521 * to the iv_reset callback so the driver can decide. If
3522 * a device does not fillin iv_reset then it defaults to one
3523 * that returns ENETRESET. Otherwise a driver may return
3524 * ENETRESET (in which case a full reset will be done) or
3525 * 0 to mean there's no need to do anything (e.g. when the
3526 * change has no effect on the driver/device).
3528 if (error == ERESTART)
3529 error = IFNET_IS_UP_RUNNING(vap->iv_ifp) ?
3530 vap->iv_reset(vap, ireq->i_type) : 0;
3531 if (error == ENETRESET) {
3532 /* XXX need to re-think AUTO handling */
3533 if (IS_UP_AUTO(vap))
3534 ieee80211_init(vap);
3541 ieee80211_ioctl(struct ifnet *ifp, u_long cmd, caddr_t data)
3543 struct ieee80211vap *vap = ifp->if_softc;
3544 struct ieee80211com *ic = vap->iv_ic;
3545 int error = 0, wait = 0, ic_used;
3547 struct ifaddr *ifa; /* XXX */
3549 ic_used = (cmd != SIOCSIFMTU && cmd != SIOCG80211STATS);
3550 if (ic_used && (error = ieee80211_com_vincref(vap)) != 0)
3556 if ((ifp->if_flags ^ vap->iv_ifflags) & IFF_PROMISC) {
3558 * Enable promiscuous mode when:
3559 * 1. Interface is not a member of bridge, or
3560 * 2. Requested by user, or
3561 * 3. In monitor (or adhoc-demo) mode.
3563 if (ifp->if_bridge == NULL ||
3564 (ifp->if_flags & IFF_PPROMISC) != 0 ||
3565 vap->iv_opmode == IEEE80211_M_MONITOR ||
3566 (vap->iv_opmode == IEEE80211_M_AHDEMO &&
3567 (vap->iv_caps & IEEE80211_C_TDMA) == 0)) {
3568 ieee80211_promisc(vap,
3569 ifp->if_flags & IFF_PROMISC);
3570 vap->iv_ifflags ^= IFF_PROMISC;
3573 if ((ifp->if_flags ^ vap->iv_ifflags) & IFF_ALLMULTI) {
3574 ieee80211_allmulti(vap, ifp->if_flags & IFF_ALLMULTI);
3575 vap->iv_ifflags ^= IFF_ALLMULTI;
3577 if (ifp->if_flags & IFF_UP) {
3579 * Bring ourself up unless we're already operational.
3580 * If we're the first vap and the parent is not up
3581 * then it will automatically be brought up as a
3582 * side-effect of bringing ourself up.
3584 if (vap->iv_state == IEEE80211_S_INIT) {
3585 if (ic->ic_nrunning == 0)
3587 ieee80211_start_locked(vap);
3589 } else if (ifp->if_drv_flags & IFF_DRV_RUNNING) {
3591 * Stop ourself. If we are the last vap to be
3592 * marked down the parent will also be taken down.
3594 if (ic->ic_nrunning == 1)
3596 ieee80211_stop_locked(vap);
3598 IEEE80211_UNLOCK(ic);
3599 /* Wait for parent ioctl handler if it was queued */
3601 struct epoch_tracker et;
3603 ieee80211_waitfor_parent(ic);
3606 * Check if the MAC address was changed
3607 * via SIOCSIFLLADDR ioctl.
3609 * NB: device may be detached during initialization;
3610 * use if_ioctl for existence check.
3612 NET_EPOCH_ENTER(et);
3613 if (ifp->if_ioctl == ieee80211_ioctl &&
3614 (ifp->if_flags & IFF_UP) == 0 &&
3615 !IEEE80211_ADDR_EQ(vap->iv_myaddr, IF_LLADDR(ifp)))
3616 IEEE80211_ADDR_COPY(vap->iv_myaddr,
3623 ieee80211_runtask(ic, &ic->ic_mcast_task);
3627 ifr = (struct ifreq *)data;
3628 error = ifmedia_ioctl(ifp, ifr, &vap->iv_media, cmd);
3631 error = ieee80211_ioctl_get80211(vap, cmd,
3632 (struct ieee80211req *) data);
3635 /* XXX TODO: move priv check to ieee80211_freebsd.c */
3636 error = priv_check(curthread, PRIV_NET80211_VAP_MANAGE);
3638 error = ieee80211_ioctl_set80211(vap, cmd,
3639 (struct ieee80211req *) data);
3641 case SIOCG80211STATS:
3642 ifr = (struct ifreq *)data;
3643 copyout(&vap->iv_stats, ifr_data_get_ptr(ifr),
3644 sizeof (vap->iv_stats));
3647 ifr = (struct ifreq *)data;
3648 if (!(IEEE80211_MTU_MIN <= ifr->ifr_mtu &&
3649 ifr->ifr_mtu <= IEEE80211_MTU_MAX))
3652 ifp->if_mtu = ifr->ifr_mtu;
3656 * XXX Handle this directly so we can suppress if_init calls.
3657 * XXX This should be done in ether_ioctl but for the moment
3658 * XXX there are too many other parts of the system that
3659 * XXX set IFF_UP and so suppress if_init being called when
3662 ifa = (struct ifaddr *) data;
3663 switch (ifa->ifa_addr->sa_family) {
3666 if ((ifp->if_flags & IFF_UP) == 0) {
3667 ifp->if_flags |= IFF_UP;
3668 ifp->if_init(ifp->if_softc);
3670 arp_ifinit(ifp, ifa);
3674 if ((ifp->if_flags & IFF_UP) == 0) {
3675 ifp->if_flags |= IFF_UP;
3676 ifp->if_init(ifp->if_softc);
3682 /* XXX TODO: move priv check to ieee80211_freebsd.c */
3683 error = priv_check(curthread, PRIV_NET80211_VAP_SETMAC);
3689 * Pass unknown ioctls first to the driver, and if it
3690 * returns ENOTTY, then to the generic Ethernet handler.
3692 if (ic->ic_ioctl != NULL &&
3693 (error = ic->ic_ioctl(ic, cmd, data)) != ENOTTY)
3695 error = ether_ioctl(ifp, cmd, data);
3700 ieee80211_com_vdecref(vap);