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 if (priv_check(curthread, PRIV_NET80211_GETKEY) == 0) {
110 /* NB: only root can read key data */
111 ik.ik_keyrsc = wk->wk_keyrsc[IEEE80211_NONQOS_TID];
112 ik.ik_keytsc = wk->wk_keytsc;
113 memcpy(ik.ik_keydata, wk->wk_key, wk->wk_keylen);
114 if (cip->ic_cipher == IEEE80211_CIPHER_TKIP) {
115 memcpy(ik.ik_keydata+wk->wk_keylen,
116 wk->wk_key + IEEE80211_KEYBUF_SIZE,
117 IEEE80211_MICBUF_SIZE);
118 ik.ik_keylen += IEEE80211_MICBUF_SIZE;
123 memset(ik.ik_keydata, 0, sizeof(ik.ik_keydata));
126 ieee80211_free_node(ni);
127 return copyout(&ik, ireq->i_data, sizeof(ik));
131 ieee80211_ioctl_getchanlist(struct ieee80211vap *vap, struct ieee80211req *ireq)
133 struct ieee80211com *ic = vap->iv_ic;
135 if (sizeof(ic->ic_chan_active) < ireq->i_len)
136 ireq->i_len = sizeof(ic->ic_chan_active);
137 return copyout(&ic->ic_chan_active, ireq->i_data, ireq->i_len);
141 ieee80211_ioctl_getchaninfo(struct ieee80211vap *vap, struct ieee80211req *ireq)
143 struct ieee80211com *ic = vap->iv_ic;
146 space = __offsetof(struct ieee80211req_chaninfo,
147 ic_chans[ic->ic_nchans]);
148 if (space > ireq->i_len)
150 /* XXX assumes compatible layout */
151 return copyout(&ic->ic_nchans, ireq->i_data, space);
155 ieee80211_ioctl_getwpaie(struct ieee80211vap *vap,
156 struct ieee80211req *ireq, int req)
158 struct ieee80211_node *ni;
159 struct ieee80211req_wpaie2 *wpaie;
162 if (ireq->i_len < IEEE80211_ADDR_LEN)
164 wpaie = IEEE80211_MALLOC(sizeof(*wpaie), M_TEMP,
165 IEEE80211_M_NOWAIT | IEEE80211_M_ZERO);
168 error = copyin(ireq->i_data, wpaie->wpa_macaddr, IEEE80211_ADDR_LEN);
171 ni = ieee80211_find_vap_node(&vap->iv_ic->ic_sta, vap, wpaie->wpa_macaddr);
176 if (ni->ni_ies.wpa_ie != NULL) {
177 int ielen = ni->ni_ies.wpa_ie[1] + 2;
178 if (ielen > sizeof(wpaie->wpa_ie))
179 ielen = sizeof(wpaie->wpa_ie);
180 memcpy(wpaie->wpa_ie, ni->ni_ies.wpa_ie, ielen);
182 if (req == IEEE80211_IOC_WPAIE2) {
183 if (ni->ni_ies.rsn_ie != NULL) {
184 int ielen = ni->ni_ies.rsn_ie[1] + 2;
185 if (ielen > sizeof(wpaie->rsn_ie))
186 ielen = sizeof(wpaie->rsn_ie);
187 memcpy(wpaie->rsn_ie, ni->ni_ies.rsn_ie, ielen);
189 if (ireq->i_len > sizeof(struct ieee80211req_wpaie2))
190 ireq->i_len = sizeof(struct ieee80211req_wpaie2);
192 /* compatibility op, may overwrite wpa ie */
193 /* XXX check ic_flags? */
194 if (ni->ni_ies.rsn_ie != NULL) {
195 int ielen = ni->ni_ies.rsn_ie[1] + 2;
196 if (ielen > sizeof(wpaie->wpa_ie))
197 ielen = sizeof(wpaie->wpa_ie);
198 memcpy(wpaie->wpa_ie, ni->ni_ies.rsn_ie, ielen);
200 if (ireq->i_len > sizeof(struct ieee80211req_wpaie))
201 ireq->i_len = sizeof(struct ieee80211req_wpaie);
203 ieee80211_free_node(ni);
204 error = copyout(wpaie, ireq->i_data, ireq->i_len);
206 IEEE80211_FREE(wpaie, M_TEMP);
211 ieee80211_ioctl_getstastats(struct ieee80211vap *vap, struct ieee80211req *ireq)
213 struct ieee80211_node *ni;
214 uint8_t macaddr[IEEE80211_ADDR_LEN];
215 const size_t off = __offsetof(struct ieee80211req_sta_stats, is_stats);
218 if (ireq->i_len < off)
220 error = copyin(ireq->i_data, macaddr, IEEE80211_ADDR_LEN);
223 ni = ieee80211_find_vap_node(&vap->iv_ic->ic_sta, vap, macaddr);
226 if (ireq->i_len > sizeof(struct ieee80211req_sta_stats))
227 ireq->i_len = sizeof(struct ieee80211req_sta_stats);
228 /* NB: copy out only the statistics */
229 error = copyout(&ni->ni_stats, (uint8_t *) ireq->i_data + off,
231 ieee80211_free_node(ni);
236 struct ieee80211req_scan_result *sr;
241 scan_space(const struct ieee80211_scan_entry *se, int *ielen)
245 *ielen = se->se_ies.len;
247 * NB: ie's can be no more than 255 bytes and the max 802.11
248 * packet is <3Kbytes so we are sure this doesn't overflow
249 * 16-bits; if this is a concern we can drop the ie's.
251 len = sizeof(struct ieee80211req_scan_result) + se->se_ssid[1] +
252 se->se_meshid[1] + *ielen;
253 return roundup(len, sizeof(uint32_t));
257 get_scan_space(void *arg, const struct ieee80211_scan_entry *se)
259 struct scanreq *req = arg;
262 req->space += scan_space(se, &ielen);
266 get_scan_result(void *arg, const struct ieee80211_scan_entry *se)
268 struct scanreq *req = arg;
269 struct ieee80211req_scan_result *sr;
270 int ielen, len, nr, nxr;
273 len = scan_space(se, &ielen);
274 if (len > req->space)
278 KASSERT(len <= 65535 && ielen <= 65535,
279 ("len %u ssid %u ie %u", len, se->se_ssid[1], ielen));
281 sr->isr_ie_off = sizeof(struct ieee80211req_scan_result);
282 sr->isr_ie_len = ielen;
283 sr->isr_freq = se->se_chan->ic_freq;
284 sr->isr_flags = se->se_chan->ic_flags;
285 sr->isr_rssi = se->se_rssi;
286 sr->isr_noise = se->se_noise;
287 sr->isr_intval = se->se_intval;
288 sr->isr_capinfo = se->se_capinfo;
289 sr->isr_erp = se->se_erp;
290 IEEE80211_ADDR_COPY(sr->isr_bssid, se->se_bssid);
291 nr = min(se->se_rates[1], IEEE80211_RATE_MAXSIZE);
292 memcpy(sr->isr_rates, se->se_rates+2, nr);
293 nxr = min(se->se_xrates[1], IEEE80211_RATE_MAXSIZE - nr);
294 memcpy(sr->isr_rates+nr, se->se_xrates+2, nxr);
295 sr->isr_nrates = nr + nxr;
298 sr->isr_ssid_len = se->se_ssid[1];
299 cp = ((uint8_t *)sr) + sr->isr_ie_off;
300 memcpy(cp, se->se_ssid+2, sr->isr_ssid_len);
303 cp += sr->isr_ssid_len;
304 sr->isr_meshid_len = se->se_meshid[1];
305 memcpy(cp, se->se_meshid+2, sr->isr_meshid_len);
306 cp += sr->isr_meshid_len;
309 memcpy(cp, se->se_ies.data, ielen);
312 req->sr = (struct ieee80211req_scan_result *)(((uint8_t *)sr) + len);
316 ieee80211_ioctl_getscanresults(struct ieee80211vap *vap,
317 struct ieee80211req *ireq)
322 if (ireq->i_len < sizeof(struct scanreq))
327 ieee80211_scan_iterate(vap, get_scan_space, &req);
328 if (req.space > ireq->i_len)
329 req.space = ireq->i_len;
335 /* XXX M_WAITOK after driver lock released */
336 p = IEEE80211_MALLOC(space, M_TEMP,
337 IEEE80211_M_NOWAIT | IEEE80211_M_ZERO);
341 ieee80211_scan_iterate(vap, get_scan_result, &req);
342 ireq->i_len = space - req.space;
343 error = copyout(p, ireq->i_data, ireq->i_len);
344 IEEE80211_FREE(p, M_TEMP);
352 struct ieee80211req_sta_info *si;
357 sta_space(const struct ieee80211_node *ni, size_t *ielen)
359 *ielen = ni->ni_ies.len;
360 return roundup(sizeof(struct ieee80211req_sta_info) + *ielen,
365 get_sta_space(void *arg, struct ieee80211_node *ni)
367 struct stainforeq *req = arg;
370 if (ni->ni_vap->iv_opmode == IEEE80211_M_HOSTAP &&
371 ni->ni_associd == 0) /* only associated stations */
373 req->space += sta_space(ni, &ielen);
377 get_sta_info(void *arg, struct ieee80211_node *ni)
379 struct stainforeq *req = arg;
380 struct ieee80211vap *vap = ni->ni_vap;
381 struct ieee80211req_sta_info *si;
385 if (vap->iv_opmode == IEEE80211_M_HOSTAP &&
386 ni->ni_associd == 0) /* only associated stations */
388 if (ni->ni_chan == IEEE80211_CHAN_ANYC) /* XXX bogus entry */
390 len = sta_space(ni, &ielen);
391 if (len > req->space)
395 si->isi_ie_off = sizeof(struct ieee80211req_sta_info);
396 si->isi_ie_len = ielen;
397 si->isi_freq = ni->ni_chan->ic_freq;
398 si->isi_flags = ni->ni_chan->ic_flags;
399 si->isi_state = ni->ni_flags;
400 si->isi_authmode = ni->ni_authmode;
401 vap->iv_ic->ic_node_getsignal(ni, &si->isi_rssi, &si->isi_noise);
402 vap->iv_ic->ic_node_getmimoinfo(ni, &si->isi_mimo);
403 si->isi_capinfo = ni->ni_capinfo;
404 si->isi_erp = ni->ni_erp;
405 IEEE80211_ADDR_COPY(si->isi_macaddr, ni->ni_macaddr);
406 si->isi_nrates = ni->ni_rates.rs_nrates;
407 if (si->isi_nrates > 15)
409 memcpy(si->isi_rates, ni->ni_rates.rs_rates, si->isi_nrates);
410 si->isi_txrate = ni->ni_txrate;
411 if (si->isi_txrate & IEEE80211_RATE_MCS) {
412 const struct ieee80211_mcs_rates *mcs =
413 &ieee80211_htrates[ni->ni_txrate &~ IEEE80211_RATE_MCS];
414 if (IEEE80211_IS_CHAN_HT40(ni->ni_chan)) {
415 if (ni->ni_flags & IEEE80211_NODE_SGI40)
416 si->isi_txmbps = mcs->ht40_rate_800ns;
418 si->isi_txmbps = mcs->ht40_rate_400ns;
420 if (ni->ni_flags & IEEE80211_NODE_SGI20)
421 si->isi_txmbps = mcs->ht20_rate_800ns;
423 si->isi_txmbps = mcs->ht20_rate_400ns;
426 si->isi_txmbps = si->isi_txrate;
427 si->isi_associd = ni->ni_associd;
428 si->isi_txpower = ni->ni_txpower;
429 si->isi_vlan = ni->ni_vlan;
430 if (ni->ni_flags & IEEE80211_NODE_QOS) {
431 memcpy(si->isi_txseqs, ni->ni_txseqs, sizeof(ni->ni_txseqs));
432 memcpy(si->isi_rxseqs, ni->ni_rxseqs, sizeof(ni->ni_rxseqs));
434 si->isi_txseqs[0] = ni->ni_txseqs[IEEE80211_NONQOS_TID];
435 si->isi_rxseqs[0] = ni->ni_rxseqs[IEEE80211_NONQOS_TID];
437 /* NB: leave all cases in case we relax ni_associd == 0 check */
438 if (ieee80211_node_is_authorized(ni))
439 si->isi_inact = vap->iv_inact_run;
440 else if (ni->ni_associd != 0 ||
441 (vap->iv_opmode == IEEE80211_M_WDS &&
442 (vap->iv_flags_ext & IEEE80211_FEXT_WDSLEGACY)))
443 si->isi_inact = vap->iv_inact_auth;
445 si->isi_inact = vap->iv_inact_init;
446 si->isi_inact = (si->isi_inact - ni->ni_inact) * IEEE80211_INACT_WAIT;
447 si->isi_localid = ni->ni_mllid;
448 si->isi_peerid = ni->ni_mlpid;
449 si->isi_peerstate = ni->ni_mlstate;
452 cp = ((uint8_t *)si) + si->isi_ie_off;
453 memcpy(cp, ni->ni_ies.data, ielen);
456 req->si = (struct ieee80211req_sta_info *)(((uint8_t *)si) + len);
461 getstainfo_common(struct ieee80211vap *vap, struct ieee80211req *ireq,
462 struct ieee80211_node *ni, size_t off)
464 struct ieee80211com *ic = vap->iv_ic;
465 struct stainforeq req;
473 ieee80211_iterate_nodes_vap(&ic->ic_sta, vap, get_sta_space,
476 get_sta_space(&req, ni);
477 if (req.space > ireq->i_len)
478 req.space = ireq->i_len;
481 /* XXX M_WAITOK after driver lock released */
482 p = IEEE80211_MALLOC(space, M_TEMP,
483 IEEE80211_M_NOWAIT | IEEE80211_M_ZERO);
490 ieee80211_iterate_nodes_vap(&ic->ic_sta, vap,
493 get_sta_info(&req, ni);
494 ireq->i_len = space - req.space;
495 error = copyout(p, (uint8_t *) ireq->i_data+off, ireq->i_len);
496 IEEE80211_FREE(p, M_TEMP);
501 ieee80211_free_node(ni);
506 ieee80211_ioctl_getstainfo(struct ieee80211vap *vap, struct ieee80211req *ireq)
508 uint8_t macaddr[IEEE80211_ADDR_LEN];
509 const size_t off = __offsetof(struct ieee80211req_sta_req, info);
510 struct ieee80211_node *ni;
513 if (ireq->i_len < sizeof(struct ieee80211req_sta_req))
515 error = copyin(ireq->i_data, macaddr, IEEE80211_ADDR_LEN);
518 if (IEEE80211_ADDR_EQ(macaddr, vap->iv_ifp->if_broadcastaddr)) {
521 ni = ieee80211_find_vap_node(&vap->iv_ic->ic_sta, vap, macaddr);
525 return getstainfo_common(vap, ireq, ni, off);
529 ieee80211_ioctl_getstatxpow(struct ieee80211vap *vap, struct ieee80211req *ireq)
531 struct ieee80211_node *ni;
532 struct ieee80211req_sta_txpow txpow;
535 if (ireq->i_len != sizeof(txpow))
537 error = copyin(ireq->i_data, &txpow, sizeof(txpow));
540 ni = ieee80211_find_vap_node(&vap->iv_ic->ic_sta, vap, txpow.it_macaddr);
543 txpow.it_txpow = ni->ni_txpower;
544 error = copyout(&txpow, ireq->i_data, sizeof(txpow));
545 ieee80211_free_node(ni);
550 ieee80211_ioctl_getwmeparam(struct ieee80211vap *vap, struct ieee80211req *ireq)
552 struct ieee80211com *ic = vap->iv_ic;
553 struct ieee80211_wme_state *wme = &ic->ic_wme;
554 struct wmeParams *wmep;
557 if ((ic->ic_caps & IEEE80211_C_WME) == 0)
560 ac = (ireq->i_len & IEEE80211_WMEPARAM_VAL);
561 if (ac >= WME_NUM_AC)
563 if (ireq->i_len & IEEE80211_WMEPARAM_BSS)
564 wmep = &wme->wme_wmeBssChanParams.cap_wmeParams[ac];
566 wmep = &wme->wme_wmeChanParams.cap_wmeParams[ac];
567 switch (ireq->i_type) {
568 case IEEE80211_IOC_WME_CWMIN: /* WME: CWmin */
569 ireq->i_val = wmep->wmep_logcwmin;
571 case IEEE80211_IOC_WME_CWMAX: /* WME: CWmax */
572 ireq->i_val = wmep->wmep_logcwmax;
574 case IEEE80211_IOC_WME_AIFS: /* WME: AIFS */
575 ireq->i_val = wmep->wmep_aifsn;
577 case IEEE80211_IOC_WME_TXOPLIMIT: /* WME: txops limit */
578 ireq->i_val = wmep->wmep_txopLimit;
580 case IEEE80211_IOC_WME_ACM: /* WME: ACM (bss only) */
581 wmep = &wme->wme_wmeBssChanParams.cap_wmeParams[ac];
582 ireq->i_val = wmep->wmep_acm;
584 case IEEE80211_IOC_WME_ACKPOLICY: /* WME: ACK policy (!bss only)*/
585 wmep = &wme->wme_wmeChanParams.cap_wmeParams[ac];
586 ireq->i_val = !wmep->wmep_noackPolicy;
593 ieee80211_ioctl_getmaccmd(struct ieee80211vap *vap, struct ieee80211req *ireq)
595 const struct ieee80211_aclator *acl = vap->iv_acl;
597 return (acl == NULL ? EINVAL : acl->iac_getioctl(vap, ireq));
601 ieee80211_ioctl_getcurchan(struct ieee80211vap *vap, struct ieee80211req *ireq)
603 struct ieee80211com *ic = vap->iv_ic;
604 struct ieee80211_channel *c;
606 if (ireq->i_len != sizeof(struct ieee80211_channel))
609 * vap's may have different operating channels when HT is
610 * in use. When in RUN state report the vap-specific channel.
611 * Otherwise return curchan.
613 if (vap->iv_state == IEEE80211_S_RUN || vap->iv_state == IEEE80211_S_SLEEP)
614 c = vap->iv_bss->ni_chan;
617 return copyout(c, ireq->i_data, sizeof(*c));
621 getappie(const struct ieee80211_appie *aie, struct ieee80211req *ireq)
625 /* NB: truncate, caller can check length */
626 if (ireq->i_len > aie->ie_len)
627 ireq->i_len = aie->ie_len;
628 return copyout(aie->ie_data, ireq->i_data, ireq->i_len);
632 ieee80211_ioctl_getappie(struct ieee80211vap *vap, struct ieee80211req *ireq)
636 fc0 = ireq->i_val & 0xff;
637 if ((fc0 & IEEE80211_FC0_TYPE_MASK) != IEEE80211_FC0_TYPE_MGT)
639 /* NB: could check iv_opmode and reject but hardly worth the effort */
640 switch (fc0 & IEEE80211_FC0_SUBTYPE_MASK) {
641 case IEEE80211_FC0_SUBTYPE_BEACON:
642 return getappie(vap->iv_appie_beacon, ireq);
643 case IEEE80211_FC0_SUBTYPE_PROBE_RESP:
644 return getappie(vap->iv_appie_proberesp, ireq);
645 case IEEE80211_FC0_SUBTYPE_ASSOC_RESP:
646 return getappie(vap->iv_appie_assocresp, ireq);
647 case IEEE80211_FC0_SUBTYPE_PROBE_REQ:
648 return getappie(vap->iv_appie_probereq, ireq);
649 case IEEE80211_FC0_SUBTYPE_ASSOC_REQ:
650 return getappie(vap->iv_appie_assocreq, ireq);
651 case IEEE80211_FC0_SUBTYPE_BEACON|IEEE80211_FC0_SUBTYPE_PROBE_RESP:
652 return getappie(vap->iv_appie_wpa, ireq);
658 ieee80211_ioctl_getregdomain(struct ieee80211vap *vap,
659 const struct ieee80211req *ireq)
661 struct ieee80211com *ic = vap->iv_ic;
663 if (ireq->i_len != sizeof(ic->ic_regdomain))
665 return copyout(&ic->ic_regdomain, ireq->i_data,
666 sizeof(ic->ic_regdomain));
670 ieee80211_ioctl_getroam(struct ieee80211vap *vap,
671 const struct ieee80211req *ireq)
673 size_t len = ireq->i_len;
674 /* NB: accept short requests for backwards compat */
675 if (len > sizeof(vap->iv_roamparms))
676 len = sizeof(vap->iv_roamparms);
677 return copyout(vap->iv_roamparms, ireq->i_data, len);
681 ieee80211_ioctl_gettxparams(struct ieee80211vap *vap,
682 const struct ieee80211req *ireq)
684 size_t len = ireq->i_len;
685 /* NB: accept short requests for backwards compat */
686 if (len > sizeof(vap->iv_txparms))
687 len = sizeof(vap->iv_txparms);
688 return copyout(vap->iv_txparms, ireq->i_data, len);
692 ieee80211_ioctl_getdevcaps(struct ieee80211com *ic,
693 const struct ieee80211req *ireq)
695 struct ieee80211_devcaps_req *dc;
696 struct ieee80211req_chaninfo *ci;
699 maxchans = 1 + ((ireq->i_len - sizeof(struct ieee80211_devcaps_req)) /
700 sizeof(struct ieee80211_channel));
701 /* NB: require 1 so we know ic_nchans is accessible */
704 /* constrain max request size, 2K channels is ~24Kbytes */
707 dc = (struct ieee80211_devcaps_req *)
708 IEEE80211_MALLOC(IEEE80211_DEVCAPS_SIZE(maxchans), M_TEMP,
709 IEEE80211_M_NOWAIT | IEEE80211_M_ZERO);
712 dc->dc_drivercaps = ic->ic_caps;
713 dc->dc_cryptocaps = ic->ic_cryptocaps;
714 dc->dc_htcaps = ic->ic_htcaps;
715 dc->dc_vhtcaps = ic->ic_vhtcaps;
716 ci = &dc->dc_chaninfo;
717 ic->ic_getradiocaps(ic, maxchans, &ci->ic_nchans, ci->ic_chans);
718 KASSERT(ci->ic_nchans <= maxchans,
719 ("nchans %d maxchans %d", ci->ic_nchans, maxchans));
720 ieee80211_sort_channels(ci->ic_chans, ci->ic_nchans);
721 error = copyout(dc, ireq->i_data, IEEE80211_DEVCAPS_SPACE(dc));
722 IEEE80211_FREE(dc, M_TEMP);
727 ieee80211_ioctl_getstavlan(struct ieee80211vap *vap, struct ieee80211req *ireq)
729 struct ieee80211_node *ni;
730 struct ieee80211req_sta_vlan vlan;
733 if (ireq->i_len != sizeof(vlan))
735 error = copyin(ireq->i_data, &vlan, sizeof(vlan));
738 if (!IEEE80211_ADDR_EQ(vlan.sv_macaddr, zerobssid)) {
739 ni = ieee80211_find_vap_node(&vap->iv_ic->ic_sta, vap,
744 ni = ieee80211_ref_node(vap->iv_bss);
745 vlan.sv_vlan = ni->ni_vlan;
746 error = copyout(&vlan, ireq->i_data, sizeof(vlan));
747 ieee80211_free_node(ni);
752 * Dummy ioctl get handler so the linker set is defined.
755 dummy_ioctl_get(struct ieee80211vap *vap, struct ieee80211req *ireq)
759 IEEE80211_IOCTL_GET(dummy, dummy_ioctl_get);
762 ieee80211_ioctl_getdefault(struct ieee80211vap *vap, struct ieee80211req *ireq)
764 ieee80211_ioctl_getfunc * const *get;
767 SET_FOREACH(get, ieee80211_ioctl_getset) {
768 error = (*get)(vap, ireq);
776 ieee80211_ioctl_get80211(struct ieee80211vap *vap, u_long cmd,
777 struct ieee80211req *ireq)
779 #define MS(_v, _f) (((_v) & _f) >> _f##_S)
780 struct ieee80211com *ic = vap->iv_ic;
782 uint8_t tmpkey[IEEE80211_KEYBUF_SIZE];
783 char tmpssid[IEEE80211_NWID_LEN];
786 switch (ireq->i_type) {
787 case IEEE80211_IOC_SSID:
788 switch (vap->iv_state) {
789 case IEEE80211_S_INIT:
790 case IEEE80211_S_SCAN:
791 ireq->i_len = vap->iv_des_ssid[0].len;
792 memcpy(tmpssid, vap->iv_des_ssid[0].ssid, ireq->i_len);
795 ireq->i_len = vap->iv_bss->ni_esslen;
796 memcpy(tmpssid, vap->iv_bss->ni_essid, ireq->i_len);
799 error = copyout(tmpssid, ireq->i_data, ireq->i_len);
801 case IEEE80211_IOC_NUMSSIDS:
804 case IEEE80211_IOC_WEP:
805 if ((vap->iv_flags & IEEE80211_F_PRIVACY) == 0)
806 ireq->i_val = IEEE80211_WEP_OFF;
807 else if (vap->iv_flags & IEEE80211_F_DROPUNENC)
808 ireq->i_val = IEEE80211_WEP_ON;
810 ireq->i_val = IEEE80211_WEP_MIXED;
812 case IEEE80211_IOC_WEPKEY:
813 kid = (u_int) ireq->i_val;
814 if (kid >= IEEE80211_WEP_NKID)
816 len = (u_int) vap->iv_nw_keys[kid].wk_keylen;
817 /* NB: only root can read WEP keys */
818 if (priv_check(curthread, PRIV_NET80211_GETKEY) == 0) {
819 bcopy(vap->iv_nw_keys[kid].wk_key, tmpkey, len);
824 error = copyout(tmpkey, ireq->i_data, len);
826 case IEEE80211_IOC_NUMWEPKEYS:
827 ireq->i_val = IEEE80211_WEP_NKID;
829 case IEEE80211_IOC_WEPTXKEY:
830 ireq->i_val = vap->iv_def_txkey;
832 case IEEE80211_IOC_AUTHMODE:
833 if (vap->iv_flags & IEEE80211_F_WPA)
834 ireq->i_val = IEEE80211_AUTH_WPA;
836 ireq->i_val = vap->iv_bss->ni_authmode;
838 case IEEE80211_IOC_CHANNEL:
839 ireq->i_val = ieee80211_chan2ieee(ic, ic->ic_curchan);
841 case IEEE80211_IOC_POWERSAVE:
842 if (vap->iv_flags & IEEE80211_F_PMGTON)
843 ireq->i_val = IEEE80211_POWERSAVE_ON;
845 ireq->i_val = IEEE80211_POWERSAVE_OFF;
847 case IEEE80211_IOC_POWERSAVESLEEP:
848 ireq->i_val = ic->ic_lintval;
850 case IEEE80211_IOC_RTSTHRESHOLD:
851 ireq->i_val = vap->iv_rtsthreshold;
853 case IEEE80211_IOC_PROTMODE:
854 ireq->i_val = ic->ic_protmode;
856 case IEEE80211_IOC_TXPOWER:
858 * Tx power limit is the min of max regulatory
859 * power, any user-set limit, and the max the
862 * TODO: methodize this
864 ireq->i_val = 2*ic->ic_curchan->ic_maxregpower;
865 if (ireq->i_val > ic->ic_txpowlimit)
866 ireq->i_val = ic->ic_txpowlimit;
867 if (ireq->i_val > ic->ic_curchan->ic_maxpower)
868 ireq->i_val = ic->ic_curchan->ic_maxpower;
870 case IEEE80211_IOC_WPA:
871 switch (vap->iv_flags & IEEE80211_F_WPA) {
872 case IEEE80211_F_WPA1:
875 case IEEE80211_F_WPA2:
878 case IEEE80211_F_WPA1 | IEEE80211_F_WPA2:
886 case IEEE80211_IOC_CHANLIST:
887 error = ieee80211_ioctl_getchanlist(vap, ireq);
889 case IEEE80211_IOC_ROAMING:
890 ireq->i_val = vap->iv_roaming;
892 case IEEE80211_IOC_PRIVACY:
893 ireq->i_val = (vap->iv_flags & IEEE80211_F_PRIVACY) != 0;
895 case IEEE80211_IOC_DROPUNENCRYPTED:
896 ireq->i_val = (vap->iv_flags & IEEE80211_F_DROPUNENC) != 0;
898 case IEEE80211_IOC_COUNTERMEASURES:
899 ireq->i_val = (vap->iv_flags & IEEE80211_F_COUNTERM) != 0;
901 case IEEE80211_IOC_WME:
902 ireq->i_val = (vap->iv_flags & IEEE80211_F_WME) != 0;
904 case IEEE80211_IOC_HIDESSID:
905 ireq->i_val = (vap->iv_flags & IEEE80211_F_HIDESSID) != 0;
907 case IEEE80211_IOC_APBRIDGE:
908 ireq->i_val = (vap->iv_flags & IEEE80211_F_NOBRIDGE) == 0;
910 case IEEE80211_IOC_WPAKEY:
911 error = ieee80211_ioctl_getkey(vap, ireq);
913 case IEEE80211_IOC_CHANINFO:
914 error = ieee80211_ioctl_getchaninfo(vap, ireq);
916 case IEEE80211_IOC_BSSID:
917 if (ireq->i_len != IEEE80211_ADDR_LEN)
919 if (vap->iv_state == IEEE80211_S_RUN || vap->iv_state == IEEE80211_S_SLEEP) {
920 error = copyout(vap->iv_opmode == IEEE80211_M_WDS ?
921 vap->iv_bss->ni_macaddr : vap->iv_bss->ni_bssid,
922 ireq->i_data, ireq->i_len);
924 error = copyout(vap->iv_des_bssid, ireq->i_data,
927 case IEEE80211_IOC_WPAIE:
928 case IEEE80211_IOC_WPAIE2:
929 error = ieee80211_ioctl_getwpaie(vap, ireq, ireq->i_type);
931 case IEEE80211_IOC_SCAN_RESULTS:
932 error = ieee80211_ioctl_getscanresults(vap, ireq);
934 case IEEE80211_IOC_STA_STATS:
935 error = ieee80211_ioctl_getstastats(vap, ireq);
937 case IEEE80211_IOC_TXPOWMAX:
938 ireq->i_val = vap->iv_bss->ni_txpower;
940 case IEEE80211_IOC_STA_TXPOW:
941 error = ieee80211_ioctl_getstatxpow(vap, ireq);
943 case IEEE80211_IOC_STA_INFO:
944 error = ieee80211_ioctl_getstainfo(vap, ireq);
946 case IEEE80211_IOC_WME_CWMIN: /* WME: CWmin */
947 case IEEE80211_IOC_WME_CWMAX: /* WME: CWmax */
948 case IEEE80211_IOC_WME_AIFS: /* WME: AIFS */
949 case IEEE80211_IOC_WME_TXOPLIMIT: /* WME: txops limit */
950 case IEEE80211_IOC_WME_ACM: /* WME: ACM (bss only) */
951 case IEEE80211_IOC_WME_ACKPOLICY: /* WME: ACK policy (!bss only) */
952 error = ieee80211_ioctl_getwmeparam(vap, ireq);
954 case IEEE80211_IOC_DTIM_PERIOD:
955 ireq->i_val = vap->iv_dtim_period;
957 case IEEE80211_IOC_BEACON_INTERVAL:
958 /* NB: get from ic_bss for station mode */
959 ireq->i_val = vap->iv_bss->ni_intval;
961 case IEEE80211_IOC_PUREG:
962 ireq->i_val = (vap->iv_flags & IEEE80211_F_PUREG) != 0;
964 case IEEE80211_IOC_QUIET:
965 ireq->i_val = vap->iv_quiet;
967 case IEEE80211_IOC_QUIET_COUNT:
968 ireq->i_val = vap->iv_quiet_count;
970 case IEEE80211_IOC_QUIET_PERIOD:
971 ireq->i_val = vap->iv_quiet_period;
973 case IEEE80211_IOC_QUIET_DUR:
974 ireq->i_val = vap->iv_quiet_duration;
976 case IEEE80211_IOC_QUIET_OFFSET:
977 ireq->i_val = vap->iv_quiet_offset;
979 case IEEE80211_IOC_BGSCAN:
980 ireq->i_val = (vap->iv_flags & IEEE80211_F_BGSCAN) != 0;
982 case IEEE80211_IOC_BGSCAN_IDLE:
983 ireq->i_val = vap->iv_bgscanidle*hz/1000; /* ms */
985 case IEEE80211_IOC_BGSCAN_INTERVAL:
986 ireq->i_val = vap->iv_bgscanintvl/hz; /* seconds */
988 case IEEE80211_IOC_SCANVALID:
989 ireq->i_val = vap->iv_scanvalid/hz; /* seconds */
991 case IEEE80211_IOC_FRAGTHRESHOLD:
992 ireq->i_val = vap->iv_fragthreshold;
994 case IEEE80211_IOC_MACCMD:
995 error = ieee80211_ioctl_getmaccmd(vap, ireq);
997 case IEEE80211_IOC_BURST:
998 ireq->i_val = (vap->iv_flags & IEEE80211_F_BURST) != 0;
1000 case IEEE80211_IOC_BMISSTHRESHOLD:
1001 ireq->i_val = vap->iv_bmissthreshold;
1003 case IEEE80211_IOC_CURCHAN:
1004 error = ieee80211_ioctl_getcurchan(vap, ireq);
1006 case IEEE80211_IOC_SHORTGI:
1008 if (vap->iv_flags_ht & IEEE80211_FHT_SHORTGI20)
1009 ireq->i_val |= IEEE80211_HTCAP_SHORTGI20;
1010 if (vap->iv_flags_ht & IEEE80211_FHT_SHORTGI40)
1011 ireq->i_val |= IEEE80211_HTCAP_SHORTGI40;
1013 case IEEE80211_IOC_AMPDU:
1015 if (vap->iv_flags_ht & IEEE80211_FHT_AMPDU_TX)
1017 if (vap->iv_flags_ht & IEEE80211_FHT_AMPDU_RX)
1020 case IEEE80211_IOC_AMPDU_LIMIT:
1021 /* XXX TODO: make this a per-node thing; and leave this as global */
1022 if (vap->iv_opmode == IEEE80211_M_HOSTAP)
1023 ireq->i_val = vap->iv_ampdu_rxmax;
1024 else if (vap->iv_state == IEEE80211_S_RUN || vap->iv_state == IEEE80211_S_SLEEP)
1026 * XXX TODO: this isn't completely correct, as we've
1027 * negotiated the higher of the two.
1029 ireq->i_val = MS(vap->iv_bss->ni_htparam,
1030 IEEE80211_HTCAP_MAXRXAMPDU);
1032 ireq->i_val = vap->iv_ampdu_limit;
1034 case IEEE80211_IOC_AMPDU_DENSITY:
1035 /* XXX TODO: make this a per-node thing; and leave this as global */
1036 if (vap->iv_opmode == IEEE80211_M_STA &&
1037 (vap->iv_state == IEEE80211_S_RUN || vap->iv_state == IEEE80211_S_SLEEP))
1039 * XXX TODO: this isn't completely correct, as we've
1040 * negotiated the higher of the two.
1042 ireq->i_val = MS(vap->iv_bss->ni_htparam,
1043 IEEE80211_HTCAP_MPDUDENSITY);
1045 ireq->i_val = vap->iv_ampdu_density;
1047 case IEEE80211_IOC_AMSDU:
1049 if (vap->iv_flags_ht & IEEE80211_FHT_AMSDU_TX)
1051 if (vap->iv_flags_ht & IEEE80211_FHT_AMSDU_RX)
1054 case IEEE80211_IOC_AMSDU_LIMIT:
1055 ireq->i_val = vap->iv_amsdu_limit; /* XXX truncation? */
1057 case IEEE80211_IOC_PUREN:
1058 ireq->i_val = (vap->iv_flags_ht & IEEE80211_FHT_PUREN) != 0;
1060 case IEEE80211_IOC_DOTH:
1061 ireq->i_val = (vap->iv_flags & IEEE80211_F_DOTH) != 0;
1063 case IEEE80211_IOC_REGDOMAIN:
1064 error = ieee80211_ioctl_getregdomain(vap, ireq);
1066 case IEEE80211_IOC_ROAM:
1067 error = ieee80211_ioctl_getroam(vap, ireq);
1069 case IEEE80211_IOC_TXPARAMS:
1070 error = ieee80211_ioctl_gettxparams(vap, ireq);
1072 case IEEE80211_IOC_HTCOMPAT:
1073 ireq->i_val = (vap->iv_flags_ht & IEEE80211_FHT_HTCOMPAT) != 0;
1075 case IEEE80211_IOC_DWDS:
1076 ireq->i_val = (vap->iv_flags & IEEE80211_F_DWDS) != 0;
1078 case IEEE80211_IOC_INACTIVITY:
1079 ireq->i_val = (vap->iv_flags_ext & IEEE80211_FEXT_INACT) != 0;
1081 case IEEE80211_IOC_APPIE:
1082 error = ieee80211_ioctl_getappie(vap, ireq);
1084 case IEEE80211_IOC_WPS:
1085 ireq->i_val = (vap->iv_flags_ext & IEEE80211_FEXT_WPS) != 0;
1087 case IEEE80211_IOC_TSN:
1088 ireq->i_val = (vap->iv_flags_ext & IEEE80211_FEXT_TSN) != 0;
1090 case IEEE80211_IOC_DFS:
1091 ireq->i_val = (vap->iv_flags_ext & IEEE80211_FEXT_DFS) != 0;
1093 case IEEE80211_IOC_DOTD:
1094 ireq->i_val = (vap->iv_flags_ext & IEEE80211_FEXT_DOTD) != 0;
1096 case IEEE80211_IOC_DEVCAPS:
1097 error = ieee80211_ioctl_getdevcaps(ic, ireq);
1099 case IEEE80211_IOC_HTPROTMODE:
1100 ireq->i_val = ic->ic_htprotmode;
1102 case IEEE80211_IOC_HTCONF:
1103 if (vap->iv_flags_ht & IEEE80211_FHT_HT) {
1105 if (vap->iv_flags_ht & IEEE80211_FHT_USEHT40)
1110 case IEEE80211_IOC_STA_VLAN:
1111 error = ieee80211_ioctl_getstavlan(vap, ireq);
1113 case IEEE80211_IOC_SMPS:
1114 if (vap->iv_opmode == IEEE80211_M_STA &&
1115 (vap->iv_state == IEEE80211_S_RUN || vap->iv_state == IEEE80211_S_SLEEP)) {
1116 if (vap->iv_bss->ni_flags & IEEE80211_NODE_MIMO_RTS)
1117 ireq->i_val = IEEE80211_HTCAP_SMPS_DYNAMIC;
1118 else if (vap->iv_bss->ni_flags & IEEE80211_NODE_MIMO_PS)
1119 ireq->i_val = IEEE80211_HTCAP_SMPS_ENA;
1121 ireq->i_val = IEEE80211_HTCAP_SMPS_OFF;
1123 ireq->i_val = vap->iv_htcaps & IEEE80211_HTCAP_SMPS;
1125 case IEEE80211_IOC_RIFS:
1126 if (vap->iv_opmode == IEEE80211_M_STA &&
1127 (vap->iv_state == IEEE80211_S_RUN || vap->iv_state == IEEE80211_S_SLEEP))
1129 (vap->iv_bss->ni_flags & IEEE80211_NODE_RIFS) != 0;
1132 (vap->iv_flags_ht & IEEE80211_FHT_RIFS) != 0;
1134 case IEEE80211_IOC_STBC:
1136 if (vap->iv_flags_ht & IEEE80211_FHT_STBC_TX)
1138 if (vap->iv_flags_ht & IEEE80211_FHT_STBC_RX)
1141 case IEEE80211_IOC_LDPC:
1143 if (vap->iv_flags_ht & IEEE80211_FHT_LDPC_TX)
1145 if (vap->iv_flags_ht & IEEE80211_FHT_LDPC_RX)
1148 case IEEE80211_IOC_UAPSD:
1150 if (vap->iv_flags_ext & IEEE80211_FEXT_UAPSD)
1155 case IEEE80211_IOC_VHTCONF:
1157 if (vap->iv_flags_vht & IEEE80211_FVHT_VHT)
1159 if (vap->iv_flags_vht & IEEE80211_FVHT_USEVHT40)
1161 if (vap->iv_flags_vht & IEEE80211_FVHT_USEVHT80)
1163 if (vap->iv_flags_vht & IEEE80211_FVHT_USEVHT80P80)
1165 if (vap->iv_flags_vht & IEEE80211_FVHT_USEVHT160)
1170 error = ieee80211_ioctl_getdefault(vap, ireq);
1178 ieee80211_ioctl_setkey(struct ieee80211vap *vap, struct ieee80211req *ireq)
1180 struct ieee80211req_key ik;
1181 struct ieee80211_node *ni;
1182 struct ieee80211_key *wk;
1186 if (ireq->i_len != sizeof(ik))
1188 error = copyin(ireq->i_data, &ik, sizeof(ik));
1191 /* NB: cipher support is verified by ieee80211_crypt_newkey */
1192 /* NB: this also checks ik->ik_keylen > sizeof(wk->wk_key) */
1193 if (ik.ik_keylen > sizeof(ik.ik_keydata))
1196 if (kid == IEEE80211_KEYIX_NONE) {
1197 /* XXX unicast keys currently must be tx/rx */
1198 if (ik.ik_flags != (IEEE80211_KEY_XMIT | IEEE80211_KEY_RECV))
1200 if (vap->iv_opmode == IEEE80211_M_STA) {
1201 ni = ieee80211_ref_node(vap->iv_bss);
1202 if (!IEEE80211_ADDR_EQ(ik.ik_macaddr, ni->ni_bssid)) {
1203 ieee80211_free_node(ni);
1204 return EADDRNOTAVAIL;
1207 ni = ieee80211_find_vap_node(&vap->iv_ic->ic_sta, vap,
1212 wk = &ni->ni_ucastkey;
1214 if (kid >= IEEE80211_WEP_NKID)
1216 wk = &vap->iv_nw_keys[kid];
1218 * Global slots start off w/o any assigned key index.
1219 * Force one here for consistency with IEEE80211_IOC_WEPKEY.
1221 if (wk->wk_keyix == IEEE80211_KEYIX_NONE)
1226 ieee80211_key_update_begin(vap);
1227 if (ieee80211_crypto_newkey(vap, ik.ik_type, ik.ik_flags, wk)) {
1228 wk->wk_keylen = ik.ik_keylen;
1229 /* NB: MIC presence is implied by cipher type */
1230 if (wk->wk_keylen > IEEE80211_KEYBUF_SIZE)
1231 wk->wk_keylen = IEEE80211_KEYBUF_SIZE;
1232 for (i = 0; i < IEEE80211_TID_SIZE; i++)
1233 wk->wk_keyrsc[i] = ik.ik_keyrsc;
1234 wk->wk_keytsc = 0; /* new key, reset */
1235 memset(wk->wk_key, 0, sizeof(wk->wk_key));
1236 memcpy(wk->wk_key, ik.ik_keydata, ik.ik_keylen);
1237 IEEE80211_ADDR_COPY(wk->wk_macaddr,
1238 ni != NULL ? ni->ni_macaddr : ik.ik_macaddr);
1239 if (!ieee80211_crypto_setkey(vap, wk))
1241 else if ((ik.ik_flags & IEEE80211_KEY_DEFAULT))
1243 * Inform the driver that this is the default
1244 * transmit key. Now, ideally we'd just set
1245 * a flag in the key update that would
1246 * say "yes, we're the default key", but
1247 * that currently isn't the way the ioctl ->
1248 * key interface works.
1250 ieee80211_crypto_set_deftxkey(vap, kid);
1253 ieee80211_key_update_end(vap);
1255 ieee80211_free_node(ni);
1260 ieee80211_ioctl_delkey(struct ieee80211vap *vap, struct ieee80211req *ireq)
1262 struct ieee80211req_del_key dk;
1265 if (ireq->i_len != sizeof(dk))
1267 error = copyin(ireq->i_data, &dk, sizeof(dk));
1271 /* XXX uint8_t -> uint16_t */
1272 if (dk.idk_keyix == (uint8_t) IEEE80211_KEYIX_NONE) {
1273 struct ieee80211_node *ni;
1275 if (vap->iv_opmode == IEEE80211_M_STA) {
1276 ni = ieee80211_ref_node(vap->iv_bss);
1277 if (!IEEE80211_ADDR_EQ(dk.idk_macaddr, ni->ni_bssid)) {
1278 ieee80211_free_node(ni);
1279 return EADDRNOTAVAIL;
1282 ni = ieee80211_find_vap_node(&vap->iv_ic->ic_sta, vap,
1287 /* XXX error return */
1288 ieee80211_node_delucastkey(ni);
1289 ieee80211_free_node(ni);
1291 if (kid >= IEEE80211_WEP_NKID)
1293 /* XXX error return */
1294 ieee80211_crypto_delkey(vap, &vap->iv_nw_keys[kid]);
1300 struct ieee80211vap *vap;
1306 mlmedebug(struct ieee80211vap *vap, const uint8_t mac[IEEE80211_ADDR_LEN],
1309 #ifdef IEEE80211_DEBUG
1310 static const struct {
1315 { IEEE80211_MSG_IOCTL | IEEE80211_MSG_STATE |
1316 IEEE80211_MSG_ASSOC, "assoc" },
1317 { IEEE80211_MSG_IOCTL | IEEE80211_MSG_STATE |
1318 IEEE80211_MSG_ASSOC, "disassoc" },
1319 { IEEE80211_MSG_IOCTL | IEEE80211_MSG_STATE |
1320 IEEE80211_MSG_AUTH, "deauth" },
1321 { IEEE80211_MSG_IOCTL | IEEE80211_MSG_STATE |
1322 IEEE80211_MSG_AUTH, "authorize" },
1323 { IEEE80211_MSG_IOCTL | IEEE80211_MSG_STATE |
1324 IEEE80211_MSG_AUTH, "unauthorize" },
1327 if (op == IEEE80211_MLME_AUTH) {
1328 IEEE80211_NOTE_MAC(vap, IEEE80211_MSG_IOCTL |
1329 IEEE80211_MSG_STATE | IEEE80211_MSG_AUTH, mac,
1330 "station authenticate %s via MLME (reason: %d (%s))",
1331 reason == IEEE80211_STATUS_SUCCESS ? "ACCEPT" : "REJECT",
1332 reason, ieee80211_reason_to_string(reason));
1333 } else if (!(IEEE80211_MLME_ASSOC <= op && op <= IEEE80211_MLME_AUTH)) {
1334 IEEE80211_NOTE_MAC(vap, IEEE80211_MSG_ANY, mac,
1335 "unknown MLME request %d (reason: %d (%s))", op, reason,
1336 ieee80211_reason_to_string(reason));
1337 } else if (reason == IEEE80211_STATUS_SUCCESS) {
1338 IEEE80211_NOTE_MAC(vap, ops[op].mask, mac,
1339 "station %s via MLME", ops[op].opstr);
1341 IEEE80211_NOTE_MAC(vap, ops[op].mask, mac,
1342 "station %s via MLME (reason: %d (%s))", ops[op].opstr,
1343 reason, ieee80211_reason_to_string(reason));
1345 #endif /* IEEE80211_DEBUG */
1349 domlme(void *arg, struct ieee80211_node *ni)
1351 struct mlmeop *mop = arg;
1352 struct ieee80211vap *vap = ni->ni_vap;
1354 if (vap != mop->vap)
1357 * NB: if ni_associd is zero then the node is already cleaned
1358 * up and we don't need to do this (we're safely holding a
1359 * reference but should otherwise not modify it's state).
1361 if (ni->ni_associd == 0)
1363 mlmedebug(vap, ni->ni_macaddr, mop->op, mop->reason);
1364 if (mop->op == IEEE80211_MLME_DEAUTH) {
1365 IEEE80211_SEND_MGMT(ni, IEEE80211_FC0_SUBTYPE_DEAUTH,
1368 IEEE80211_SEND_MGMT(ni, IEEE80211_FC0_SUBTYPE_DISASSOC,
1371 ieee80211_node_leave(ni);
1375 setmlme_dropsta(struct ieee80211vap *vap,
1376 const uint8_t mac[IEEE80211_ADDR_LEN], struct mlmeop *mlmeop)
1378 struct ieee80211_node_table *nt = &vap->iv_ic->ic_sta;
1379 struct ieee80211_node *ni;
1382 /* NB: the broadcast address means do 'em all */
1383 if (!IEEE80211_ADDR_EQ(mac, vap->iv_ifp->if_broadcastaddr)) {
1384 IEEE80211_NODE_LOCK(nt);
1385 ni = ieee80211_find_node_locked(nt, mac);
1386 IEEE80211_NODE_UNLOCK(nt);
1388 * Don't do the node update inside the node
1389 * table lock. This unfortunately causes LORs
1390 * with drivers and their TX paths.
1394 ieee80211_free_node(ni);
1398 ieee80211_iterate_nodes(nt, domlme, mlmeop);
1404 setmlme_common(struct ieee80211vap *vap, int op,
1405 const uint8_t mac[IEEE80211_ADDR_LEN], int reason)
1407 struct ieee80211com *ic = vap->iv_ic;
1408 struct ieee80211_node_table *nt = &ic->ic_sta;
1409 struct ieee80211_node *ni;
1410 struct mlmeop mlmeop;
1415 case IEEE80211_MLME_DISASSOC:
1416 case IEEE80211_MLME_DEAUTH:
1417 switch (vap->iv_opmode) {
1418 case IEEE80211_M_STA:
1419 mlmedebug(vap, vap->iv_bss->ni_macaddr, op, reason);
1420 /* XXX not quite right */
1421 ieee80211_new_state(vap, IEEE80211_S_INIT, reason);
1423 case IEEE80211_M_HOSTAP:
1426 mlmeop.reason = reason;
1427 error = setmlme_dropsta(vap, mac, &mlmeop);
1429 case IEEE80211_M_WDS:
1430 /* XXX user app should send raw frame? */
1431 if (op != IEEE80211_MLME_DEAUTH) {
1436 /* XXX accept any address, simplifies user code */
1437 if (!IEEE80211_ADDR_EQ(mac, vap->iv_bss->ni_macaddr)) {
1442 mlmedebug(vap, vap->iv_bss->ni_macaddr, op, reason);
1443 ni = ieee80211_ref_node(vap->iv_bss);
1444 IEEE80211_SEND_MGMT(ni,
1445 IEEE80211_FC0_SUBTYPE_DEAUTH, reason);
1446 ieee80211_free_node(ni);
1448 case IEEE80211_M_MBSS:
1449 IEEE80211_NODE_LOCK(nt);
1450 ni = ieee80211_find_node_locked(nt, mac);
1452 * Don't do the node update inside the node
1453 * table lock. This unfortunately causes LORs
1454 * with drivers and their TX paths.
1456 IEEE80211_NODE_UNLOCK(nt);
1458 ieee80211_node_leave(ni);
1459 ieee80211_free_node(ni);
1469 case IEEE80211_MLME_AUTHORIZE:
1470 case IEEE80211_MLME_UNAUTHORIZE:
1471 if (vap->iv_opmode != IEEE80211_M_HOSTAP &&
1472 vap->iv_opmode != IEEE80211_M_WDS) {
1476 IEEE80211_NODE_LOCK(nt);
1477 ni = ieee80211_find_vap_node_locked(nt, vap, mac);
1479 * Don't do the node update inside the node
1480 * table lock. This unfortunately causes LORs
1481 * with drivers and their TX paths.
1483 IEEE80211_NODE_UNLOCK(nt);
1485 mlmedebug(vap, mac, op, reason);
1486 if (op == IEEE80211_MLME_AUTHORIZE)
1487 ieee80211_node_authorize(ni);
1489 ieee80211_node_unauthorize(ni);
1490 ieee80211_free_node(ni);
1494 case IEEE80211_MLME_AUTH:
1495 if (vap->iv_opmode != IEEE80211_M_HOSTAP) {
1499 IEEE80211_NODE_LOCK(nt);
1500 ni = ieee80211_find_vap_node_locked(nt, vap, mac);
1502 * Don't do the node update inside the node
1503 * table lock. This unfortunately causes LORs
1504 * with drivers and their TX paths.
1506 IEEE80211_NODE_UNLOCK(nt);
1508 mlmedebug(vap, mac, op, reason);
1509 if (reason == IEEE80211_STATUS_SUCCESS) {
1510 IEEE80211_SEND_MGMT(ni,
1511 IEEE80211_FC0_SUBTYPE_AUTH, 2);
1513 * For shared key auth, just continue the
1514 * exchange. Otherwise when 802.1x is not in
1515 * use mark the port authorized at this point
1516 * so traffic can flow.
1518 if (ni->ni_authmode != IEEE80211_AUTH_8021X &&
1519 ni->ni_challenge == NULL)
1520 ieee80211_node_authorize(ni);
1522 vap->iv_stats.is_rx_acl++;
1523 ieee80211_send_error(ni, ni->ni_macaddr,
1524 IEEE80211_FC0_SUBTYPE_AUTH, 2|(reason<<16));
1525 ieee80211_node_leave(ni);
1527 ieee80211_free_node(ni);
1541 const uint8_t *essid;
1542 const struct ieee80211_scan_entry *se;
1546 * Match mac address and any ssid.
1549 mlmelookup(void *arg, const struct ieee80211_scan_entry *se)
1551 struct scanlookup *look = arg;
1553 if (!IEEE80211_ADDR_EQ(look->mac, se->se_macaddr))
1555 if (look->esslen != 0) {
1556 if (se->se_ssid[1] != look->esslen)
1558 if (memcmp(look->essid, se->se_ssid+2, look->esslen))
1565 setmlme_assoc_sta(struct ieee80211vap *vap,
1566 const uint8_t mac[IEEE80211_ADDR_LEN], int ssid_len,
1567 const uint8_t ssid[IEEE80211_NWID_LEN])
1569 struct scanlookup lookup;
1571 KASSERT(vap->iv_opmode == IEEE80211_M_STA,
1572 ("expected opmode STA not %s",
1573 ieee80211_opmode_name[vap->iv_opmode]));
1575 /* NB: this is racey if roaming is !manual */
1578 lookup.esslen = ssid_len;
1579 lookup.essid = ssid;
1580 ieee80211_scan_iterate(vap, mlmelookup, &lookup);
1581 if (lookup.se == NULL)
1583 mlmedebug(vap, mac, IEEE80211_MLME_ASSOC, 0);
1584 if (!ieee80211_sta_join(vap, lookup.se->se_chan, lookup.se))
1585 return EIO; /* XXX unique but could be better */
1590 setmlme_assoc_adhoc(struct ieee80211vap *vap,
1591 const uint8_t mac[IEEE80211_ADDR_LEN], int ssid_len,
1592 const uint8_t ssid[IEEE80211_NWID_LEN])
1594 struct ieee80211_scan_req *sr;
1597 KASSERT(vap->iv_opmode == IEEE80211_M_IBSS ||
1598 vap->iv_opmode == IEEE80211_M_AHDEMO,
1599 ("expected opmode IBSS or AHDEMO not %s",
1600 ieee80211_opmode_name[vap->iv_opmode]));
1605 sr = IEEE80211_MALLOC(sizeof(*sr), M_TEMP,
1606 IEEE80211_M_NOWAIT | IEEE80211_M_ZERO);
1610 /* NB: IEEE80211_IOC_SSID call missing for ap_scan=2. */
1611 memset(vap->iv_des_ssid[0].ssid, 0, IEEE80211_NWID_LEN);
1612 vap->iv_des_ssid[0].len = ssid_len;
1613 memcpy(vap->iv_des_ssid[0].ssid, ssid, ssid_len);
1614 vap->iv_des_nssid = 1;
1616 sr->sr_flags = IEEE80211_IOC_SCAN_ACTIVE | IEEE80211_IOC_SCAN_ONCE;
1617 sr->sr_duration = IEEE80211_IOC_SCAN_FOREVER;
1618 memcpy(sr->sr_ssid[0].ssid, ssid, ssid_len);
1619 sr->sr_ssid[0].len = ssid_len;
1622 error = ieee80211_scanreq(vap, sr);
1624 IEEE80211_FREE(sr, M_TEMP);
1629 ieee80211_ioctl_setmlme(struct ieee80211vap *vap, struct ieee80211req *ireq)
1631 struct ieee80211req_mlme mlme;
1634 if (ireq->i_len != sizeof(mlme))
1636 error = copyin(ireq->i_data, &mlme, sizeof(mlme));
1639 if (vap->iv_opmode == IEEE80211_M_STA &&
1640 mlme.im_op == IEEE80211_MLME_ASSOC)
1641 return setmlme_assoc_sta(vap, mlme.im_macaddr,
1642 vap->iv_des_ssid[0].len, vap->iv_des_ssid[0].ssid);
1643 else if ((vap->iv_opmode == IEEE80211_M_IBSS ||
1644 vap->iv_opmode == IEEE80211_M_AHDEMO) &&
1645 mlme.im_op == IEEE80211_MLME_ASSOC)
1646 return setmlme_assoc_adhoc(vap, mlme.im_macaddr,
1647 mlme.im_ssid_len, mlme.im_ssid);
1649 return setmlme_common(vap, mlme.im_op,
1650 mlme.im_macaddr, mlme.im_reason);
1654 ieee80211_ioctl_macmac(struct ieee80211vap *vap, struct ieee80211req *ireq)
1656 uint8_t mac[IEEE80211_ADDR_LEN];
1657 const struct ieee80211_aclator *acl = vap->iv_acl;
1660 if (ireq->i_len != sizeof(mac))
1662 error = copyin(ireq->i_data, mac, ireq->i_len);
1666 acl = ieee80211_aclator_get("mac");
1667 if (acl == NULL || !acl->iac_attach(vap))
1671 if (ireq->i_type == IEEE80211_IOC_ADDMAC)
1672 acl->iac_add(vap, mac);
1674 acl->iac_remove(vap, mac);
1679 ieee80211_ioctl_setmaccmd(struct ieee80211vap *vap, struct ieee80211req *ireq)
1681 const struct ieee80211_aclator *acl = vap->iv_acl;
1683 switch (ireq->i_val) {
1684 case IEEE80211_MACCMD_POLICY_OPEN:
1685 case IEEE80211_MACCMD_POLICY_ALLOW:
1686 case IEEE80211_MACCMD_POLICY_DENY:
1687 case IEEE80211_MACCMD_POLICY_RADIUS:
1689 acl = ieee80211_aclator_get("mac");
1690 if (acl == NULL || !acl->iac_attach(vap))
1694 acl->iac_setpolicy(vap, ireq->i_val);
1696 case IEEE80211_MACCMD_FLUSH:
1698 acl->iac_flush(vap);
1699 /* NB: silently ignore when not in use */
1701 case IEEE80211_MACCMD_DETACH:
1704 acl->iac_detach(vap);
1711 return acl->iac_setioctl(vap, ireq);
1717 ieee80211_ioctl_setchanlist(struct ieee80211vap *vap, struct ieee80211req *ireq)
1719 struct ieee80211com *ic = vap->iv_ic;
1720 uint8_t *chanlist, *list;
1721 int i, nchan, maxchan, error;
1723 if (ireq->i_len > sizeof(ic->ic_chan_active))
1724 ireq->i_len = sizeof(ic->ic_chan_active);
1725 list = IEEE80211_MALLOC(ireq->i_len + IEEE80211_CHAN_BYTES, M_TEMP,
1726 IEEE80211_M_NOWAIT | IEEE80211_M_ZERO);
1729 error = copyin(ireq->i_data, list, ireq->i_len);
1731 IEEE80211_FREE(list, M_TEMP);
1735 chanlist = list + ireq->i_len; /* NB: zero'd already */
1736 maxchan = ireq->i_len * NBBY;
1737 for (i = 0; i < ic->ic_nchans; i++) {
1738 const struct ieee80211_channel *c = &ic->ic_channels[i];
1740 * Calculate the intersection of the user list and the
1741 * available channels so users can do things like specify
1742 * 1-255 to get all available channels.
1744 if (c->ic_ieee < maxchan && isset(list, c->ic_ieee)) {
1745 setbit(chanlist, c->ic_ieee);
1750 IEEE80211_FREE(list, M_TEMP);
1753 if (ic->ic_bsschan != IEEE80211_CHAN_ANYC && /* XXX */
1754 isclr(chanlist, ic->ic_bsschan->ic_ieee))
1755 ic->ic_bsschan = IEEE80211_CHAN_ANYC;
1756 memcpy(ic->ic_chan_active, chanlist, IEEE80211_CHAN_BYTES);
1757 ieee80211_scan_flush(vap);
1758 IEEE80211_FREE(list, M_TEMP);
1763 ieee80211_ioctl_setstastats(struct ieee80211vap *vap, struct ieee80211req *ireq)
1765 struct ieee80211_node *ni;
1766 uint8_t macaddr[IEEE80211_ADDR_LEN];
1770 * NB: we could copyin ieee80211req_sta_stats so apps
1771 * could make selective changes but that's overkill;
1772 * just clear all stats for now.
1774 if (ireq->i_len < IEEE80211_ADDR_LEN)
1776 error = copyin(ireq->i_data, macaddr, IEEE80211_ADDR_LEN);
1779 ni = ieee80211_find_vap_node(&vap->iv_ic->ic_sta, vap, macaddr);
1782 /* XXX require ni_vap == vap? */
1783 memset(&ni->ni_stats, 0, sizeof(ni->ni_stats));
1784 ieee80211_free_node(ni);
1789 ieee80211_ioctl_setstatxpow(struct ieee80211vap *vap, struct ieee80211req *ireq)
1791 struct ieee80211_node *ni;
1792 struct ieee80211req_sta_txpow txpow;
1795 if (ireq->i_len != sizeof(txpow))
1797 error = copyin(ireq->i_data, &txpow, sizeof(txpow));
1800 ni = ieee80211_find_vap_node(&vap->iv_ic->ic_sta, vap, txpow.it_macaddr);
1803 ni->ni_txpower = txpow.it_txpow;
1804 ieee80211_free_node(ni);
1809 ieee80211_ioctl_setwmeparam(struct ieee80211vap *vap, struct ieee80211req *ireq)
1811 struct ieee80211com *ic = vap->iv_ic;
1812 struct ieee80211_wme_state *wme = &ic->ic_wme;
1813 struct wmeParams *wmep, *chanp;
1814 int isbss, ac, aggrmode;
1816 if ((ic->ic_caps & IEEE80211_C_WME) == 0)
1819 isbss = (ireq->i_len & IEEE80211_WMEPARAM_BSS);
1820 ac = (ireq->i_len & IEEE80211_WMEPARAM_VAL);
1821 aggrmode = (wme->wme_flags & WME_F_AGGRMODE);
1822 if (ac >= WME_NUM_AC)
1825 chanp = &wme->wme_bssChanParams.cap_wmeParams[ac];
1826 wmep = &wme->wme_wmeBssChanParams.cap_wmeParams[ac];
1828 chanp = &wme->wme_chanParams.cap_wmeParams[ac];
1829 wmep = &wme->wme_wmeChanParams.cap_wmeParams[ac];
1831 switch (ireq->i_type) {
1832 case IEEE80211_IOC_WME_CWMIN: /* WME: CWmin */
1833 wmep->wmep_logcwmin = ireq->i_val;
1834 if (!isbss || !aggrmode)
1835 chanp->wmep_logcwmin = ireq->i_val;
1837 case IEEE80211_IOC_WME_CWMAX: /* WME: CWmax */
1838 wmep->wmep_logcwmax = ireq->i_val;
1839 if (!isbss || !aggrmode)
1840 chanp->wmep_logcwmax = ireq->i_val;
1842 case IEEE80211_IOC_WME_AIFS: /* WME: AIFS */
1843 wmep->wmep_aifsn = ireq->i_val;
1844 if (!isbss || !aggrmode)
1845 chanp->wmep_aifsn = ireq->i_val;
1847 case IEEE80211_IOC_WME_TXOPLIMIT: /* WME: txops limit */
1848 wmep->wmep_txopLimit = ireq->i_val;
1849 if (!isbss || !aggrmode)
1850 chanp->wmep_txopLimit = ireq->i_val;
1852 case IEEE80211_IOC_WME_ACM: /* WME: ACM (bss only) */
1853 wmep->wmep_acm = ireq->i_val;
1855 chanp->wmep_acm = ireq->i_val;
1857 case IEEE80211_IOC_WME_ACKPOLICY: /* WME: ACK policy (!bss only)*/
1858 wmep->wmep_noackPolicy = chanp->wmep_noackPolicy =
1862 ieee80211_wme_updateparams(vap);
1867 find11gchannel(struct ieee80211com *ic, int start, int freq)
1869 const struct ieee80211_channel *c;
1872 for (i = start+1; i < ic->ic_nchans; i++) {
1873 c = &ic->ic_channels[i];
1874 if (c->ic_freq == freq && IEEE80211_IS_CHAN_ANYG(c))
1877 /* NB: should not be needed but in case things are mis-sorted */
1878 for (i = 0; i < start; i++) {
1879 c = &ic->ic_channels[i];
1880 if (c->ic_freq == freq && IEEE80211_IS_CHAN_ANYG(c))
1886 static struct ieee80211_channel *
1887 findchannel(struct ieee80211com *ic, int ieee, int mode)
1889 static const u_int chanflags[IEEE80211_MODE_MAX] = {
1890 [IEEE80211_MODE_AUTO] = 0,
1891 [IEEE80211_MODE_11A] = IEEE80211_CHAN_A,
1892 [IEEE80211_MODE_11B] = IEEE80211_CHAN_B,
1893 [IEEE80211_MODE_11G] = IEEE80211_CHAN_G,
1894 [IEEE80211_MODE_FH] = IEEE80211_CHAN_FHSS,
1895 [IEEE80211_MODE_TURBO_A] = IEEE80211_CHAN_108A,
1896 [IEEE80211_MODE_TURBO_G] = IEEE80211_CHAN_108G,
1897 [IEEE80211_MODE_STURBO_A] = IEEE80211_CHAN_STURBO,
1898 [IEEE80211_MODE_HALF] = IEEE80211_CHAN_HALF,
1899 [IEEE80211_MODE_QUARTER] = IEEE80211_CHAN_QUARTER,
1900 /* NB: handled specially below */
1901 [IEEE80211_MODE_11NA] = IEEE80211_CHAN_A,
1902 [IEEE80211_MODE_11NG] = IEEE80211_CHAN_G,
1903 [IEEE80211_MODE_VHT_5GHZ] = IEEE80211_CHAN_A,
1904 [IEEE80211_MODE_VHT_2GHZ] = IEEE80211_CHAN_G,
1909 modeflags = chanflags[mode];
1910 for (i = 0; i < ic->ic_nchans; i++) {
1911 struct ieee80211_channel *c = &ic->ic_channels[i];
1913 if (c->ic_ieee != ieee)
1915 if (mode == IEEE80211_MODE_AUTO) {
1916 /* ignore turbo channels for autoselect */
1917 if (IEEE80211_IS_CHAN_TURBO(c))
1920 * XXX special-case 11b/g channels so we
1921 * always select the g channel if both
1923 * XXX prefer HT to non-HT?
1925 if (!IEEE80211_IS_CHAN_B(c) ||
1926 !find11gchannel(ic, i, c->ic_freq))
1929 /* must check VHT specifically */
1930 if ((mode == IEEE80211_MODE_VHT_5GHZ ||
1931 mode == IEEE80211_MODE_VHT_2GHZ) &&
1932 !IEEE80211_IS_CHAN_VHT(c))
1936 * Must check HT specially - only match on HT,
1937 * not HT+VHT channels
1939 if ((mode == IEEE80211_MODE_11NA ||
1940 mode == IEEE80211_MODE_11NG) &&
1941 !IEEE80211_IS_CHAN_HT(c))
1944 if ((mode == IEEE80211_MODE_11NA ||
1945 mode == IEEE80211_MODE_11NG) &&
1946 IEEE80211_IS_CHAN_VHT(c))
1949 /* Check that the modeflags above match */
1950 if ((c->ic_flags & modeflags) == modeflags)
1958 * Check the specified against any desired mode (aka netband).
1959 * This is only used (presently) when operating in hostap mode
1960 * to enforce consistency.
1963 check_mode_consistency(const struct ieee80211_channel *c, int mode)
1965 KASSERT(c != IEEE80211_CHAN_ANYC, ("oops, no channel"));
1968 case IEEE80211_MODE_11B:
1969 return (IEEE80211_IS_CHAN_B(c));
1970 case IEEE80211_MODE_11G:
1971 return (IEEE80211_IS_CHAN_ANYG(c) && !IEEE80211_IS_CHAN_HT(c));
1972 case IEEE80211_MODE_11A:
1973 return (IEEE80211_IS_CHAN_A(c) && !IEEE80211_IS_CHAN_HT(c));
1974 case IEEE80211_MODE_STURBO_A:
1975 return (IEEE80211_IS_CHAN_STURBO(c));
1976 case IEEE80211_MODE_11NA:
1977 return (IEEE80211_IS_CHAN_HTA(c));
1978 case IEEE80211_MODE_11NG:
1979 return (IEEE80211_IS_CHAN_HTG(c));
1986 * Common code to set the current channel. If the device
1987 * is up and running this may result in an immediate channel
1988 * change or a kick of the state machine.
1991 setcurchan(struct ieee80211vap *vap, struct ieee80211_channel *c)
1993 struct ieee80211com *ic = vap->iv_ic;
1996 if (c != IEEE80211_CHAN_ANYC) {
1997 if (IEEE80211_IS_CHAN_RADAR(c))
1998 return EBUSY; /* XXX better code? */
1999 if (vap->iv_opmode == IEEE80211_M_HOSTAP) {
2000 if (IEEE80211_IS_CHAN_NOHOSTAP(c))
2002 if (!check_mode_consistency(c, vap->iv_des_mode))
2004 } else if (vap->iv_opmode == IEEE80211_M_IBSS) {
2005 if (IEEE80211_IS_CHAN_NOADHOC(c))
2008 if ((vap->iv_state == IEEE80211_S_RUN || vap->iv_state == IEEE80211_S_SLEEP) &&
2009 vap->iv_bss->ni_chan == c)
2010 return 0; /* NB: nothing to do */
2012 vap->iv_des_chan = c;
2015 if (vap->iv_opmode == IEEE80211_M_MONITOR &&
2016 vap->iv_des_chan != IEEE80211_CHAN_ANYC) {
2018 * Monitor mode can switch directly.
2020 if (IFNET_IS_UP_RUNNING(vap->iv_ifp)) {
2021 /* XXX need state machine for other vap's to follow */
2022 ieee80211_setcurchan(ic, vap->iv_des_chan);
2023 vap->iv_bss->ni_chan = ic->ic_curchan;
2025 ic->ic_curchan = vap->iv_des_chan;
2026 ic->ic_rt = ieee80211_get_ratetable(ic->ic_curchan);
2030 * Need to go through the state machine in case we
2031 * need to reassociate or the like. The state machine
2032 * will pickup the desired channel and avoid scanning.
2034 if (IS_UP_AUTO(vap))
2035 ieee80211_new_state(vap, IEEE80211_S_SCAN, 0);
2036 else if (vap->iv_des_chan != IEEE80211_CHAN_ANYC) {
2038 * When not up+running and a real channel has
2039 * been specified fix the current channel so
2040 * there is immediate feedback; e.g. via ifconfig.
2042 ic->ic_curchan = vap->iv_des_chan;
2043 ic->ic_rt = ieee80211_get_ratetable(ic->ic_curchan);
2050 * Old api for setting the current channel; this is
2051 * deprecated because channel numbers are ambiguous.
2054 ieee80211_ioctl_setchannel(struct ieee80211vap *vap,
2055 const struct ieee80211req *ireq)
2057 struct ieee80211com *ic = vap->iv_ic;
2058 struct ieee80211_channel *c;
2060 /* XXX 0xffff overflows 16-bit signed */
2061 if (ireq->i_val == 0 ||
2062 ireq->i_val == (int16_t) IEEE80211_CHAN_ANY) {
2063 c = IEEE80211_CHAN_ANYC;
2065 struct ieee80211_channel *c2;
2067 c = findchannel(ic, ireq->i_val, vap->iv_des_mode);
2069 c = findchannel(ic, ireq->i_val,
2070 IEEE80211_MODE_AUTO);
2076 * Fine tune channel selection based on desired mode:
2077 * if 11b is requested, find the 11b version of any
2078 * 11g channel returned,
2079 * if static turbo, find the turbo version of any
2080 * 11a channel return,
2081 * if 11na is requested, find the ht version of any
2082 * 11a channel returned,
2083 * if 11ng is requested, find the ht version of any
2084 * 11g channel returned,
2085 * if 11ac is requested, find the 11ac version
2086 * of any 11a/11na channel returned,
2087 * (TBD) 11acg (2GHz VHT)
2088 * otherwise we should be ok with what we've got.
2090 switch (vap->iv_des_mode) {
2091 case IEEE80211_MODE_11B:
2092 if (IEEE80211_IS_CHAN_ANYG(c)) {
2093 c2 = findchannel(ic, ireq->i_val,
2094 IEEE80211_MODE_11B);
2095 /* NB: should not happen, =>'s 11g w/o 11b */
2100 case IEEE80211_MODE_TURBO_A:
2101 if (IEEE80211_IS_CHAN_A(c)) {
2102 c2 = findchannel(ic, ireq->i_val,
2103 IEEE80211_MODE_TURBO_A);
2108 case IEEE80211_MODE_11NA:
2109 if (IEEE80211_IS_CHAN_A(c)) {
2110 c2 = findchannel(ic, ireq->i_val,
2111 IEEE80211_MODE_11NA);
2116 case IEEE80211_MODE_11NG:
2117 if (IEEE80211_IS_CHAN_ANYG(c)) {
2118 c2 = findchannel(ic, ireq->i_val,
2119 IEEE80211_MODE_11NG);
2124 case IEEE80211_MODE_VHT_2GHZ:
2125 printf("%s: TBD\n", __func__);
2127 case IEEE80211_MODE_VHT_5GHZ:
2128 if (IEEE80211_IS_CHAN_A(c)) {
2129 c2 = findchannel(ic, ireq->i_val,
2130 IEEE80211_MODE_VHT_5GHZ);
2135 default: /* NB: no static turboG */
2139 return setcurchan(vap, c);
2143 * New/current api for setting the current channel; a complete
2144 * channel description is provide so there is no ambiguity in
2145 * identifying the channel.
2148 ieee80211_ioctl_setcurchan(struct ieee80211vap *vap,
2149 const struct ieee80211req *ireq)
2151 struct ieee80211com *ic = vap->iv_ic;
2152 struct ieee80211_channel chan, *c;
2155 if (ireq->i_len != sizeof(chan))
2157 error = copyin(ireq->i_data, &chan, sizeof(chan));
2161 /* XXX 0xffff overflows 16-bit signed */
2162 if (chan.ic_freq == 0 || chan.ic_freq == IEEE80211_CHAN_ANY) {
2163 c = IEEE80211_CHAN_ANYC;
2165 c = ieee80211_find_channel(ic, chan.ic_freq, chan.ic_flags);
2169 return setcurchan(vap, c);
2173 ieee80211_ioctl_setregdomain(struct ieee80211vap *vap,
2174 const struct ieee80211req *ireq)
2176 struct ieee80211_regdomain_req *reg;
2179 nchans = 1 + ((ireq->i_len - sizeof(struct ieee80211_regdomain_req)) /
2180 sizeof(struct ieee80211_channel));
2181 if (!(1 <= nchans && nchans <= IEEE80211_CHAN_MAX)) {
2182 IEEE80211_DPRINTF(vap, IEEE80211_MSG_IOCTL,
2183 "%s: bad # chans, i_len %d nchans %d\n", __func__,
2184 ireq->i_len, nchans);
2187 reg = (struct ieee80211_regdomain_req *)
2188 IEEE80211_MALLOC(IEEE80211_REGDOMAIN_SIZE(nchans), M_TEMP,
2189 IEEE80211_M_NOWAIT | IEEE80211_M_ZERO);
2191 IEEE80211_DPRINTF(vap, IEEE80211_MSG_IOCTL,
2192 "%s: no memory, nchans %d\n", __func__, nchans);
2195 error = copyin(ireq->i_data, reg, IEEE80211_REGDOMAIN_SIZE(nchans));
2197 /* NB: validate inline channel count against storage size */
2198 if (reg->chaninfo.ic_nchans != nchans) {
2199 IEEE80211_DPRINTF(vap, IEEE80211_MSG_IOCTL,
2200 "%s: chan cnt mismatch, %d != %d\n", __func__,
2201 reg->chaninfo.ic_nchans, nchans);
2204 error = ieee80211_setregdomain(vap, reg);
2206 IEEE80211_FREE(reg, M_TEMP);
2208 return (error == 0 ? ENETRESET : error);
2212 checkrate(const struct ieee80211_rateset *rs, int rate)
2216 if (rate == IEEE80211_FIXED_RATE_NONE)
2218 for (i = 0; i < rs->rs_nrates; i++)
2219 if ((rs->rs_rates[i] & IEEE80211_RATE_VAL) == rate)
2225 checkmcs(const struct ieee80211_htrateset *rs, int mcs)
2227 int rate_val = IEEE80211_RV(mcs);
2230 if (mcs == IEEE80211_FIXED_RATE_NONE)
2232 if ((mcs & IEEE80211_RATE_MCS) == 0) /* MCS always have 0x80 set */
2234 for (i = 0; i < rs->rs_nrates; i++)
2235 if (IEEE80211_RV(rs->rs_rates[i]) == rate_val)
2241 ieee80211_ioctl_setroam(struct ieee80211vap *vap,
2242 const struct ieee80211req *ireq)
2244 struct ieee80211com *ic = vap->iv_ic;
2245 struct ieee80211_roamparams_req *parms;
2246 struct ieee80211_roamparam *src, *dst;
2247 const struct ieee80211_htrateset *rs_ht;
2248 const struct ieee80211_rateset *rs;
2249 int changed, error, mode, is11n, nmodes;
2251 if (ireq->i_len != sizeof(vap->iv_roamparms))
2254 parms = IEEE80211_MALLOC(sizeof(*parms), M_TEMP,
2255 IEEE80211_M_NOWAIT | IEEE80211_M_ZERO);
2259 error = copyin(ireq->i_data, parms, ireq->i_len);
2264 nmodes = IEEE80211_MODE_MAX;
2266 /* validate parameters and check if anything changed */
2267 for (mode = IEEE80211_MODE_11A; mode < nmodes; mode++) {
2268 if (isclr(ic->ic_modecaps, mode))
2270 src = &parms->params[mode];
2271 dst = &vap->iv_roamparms[mode];
2272 rs = &ic->ic_sup_rates[mode]; /* NB: 11n maps to legacy */
2273 rs_ht = &ic->ic_sup_htrates;
2274 is11n = (mode == IEEE80211_MODE_11NA ||
2275 mode == IEEE80211_MODE_11NG);
2276 /* XXX TODO: 11ac */
2277 if (src->rate != dst->rate) {
2278 if (!checkrate(rs, src->rate) &&
2279 (!is11n || !checkmcs(rs_ht, src->rate))) {
2285 if (src->rssi != dst->rssi)
2290 * Copy new parameters in place and notify the
2291 * driver so it can push state to the device.
2294 for (mode = IEEE80211_MODE_11A; mode < nmodes; mode++) {
2295 if (isset(ic->ic_modecaps, mode))
2296 vap->iv_roamparms[mode] = parms->params[mode];
2299 if (vap->iv_roaming == IEEE80211_ROAMING_DEVICE)
2303 fail: IEEE80211_FREE(parms, M_TEMP);
2308 ieee80211_ioctl_settxparams(struct ieee80211vap *vap,
2309 const struct ieee80211req *ireq)
2311 struct ieee80211com *ic = vap->iv_ic;
2312 struct ieee80211_txparams_req parms; /* XXX stack use? */
2313 struct ieee80211_txparam *src, *dst;
2314 const struct ieee80211_htrateset *rs_ht;
2315 const struct ieee80211_rateset *rs;
2316 int error, mode, changed, is11n, nmodes;
2318 /* NB: accept short requests for backwards compat */
2319 if (ireq->i_len > sizeof(parms))
2321 error = copyin(ireq->i_data, &parms, ireq->i_len);
2324 nmodes = ireq->i_len / sizeof(struct ieee80211_txparam);
2326 /* validate parameters and check if anything changed */
2327 for (mode = IEEE80211_MODE_11A; mode < nmodes; mode++) {
2328 if (isclr(ic->ic_modecaps, mode))
2330 src = &parms.params[mode];
2331 dst = &vap->iv_txparms[mode];
2332 rs = &ic->ic_sup_rates[mode]; /* NB: 11n maps to legacy */
2333 rs_ht = &ic->ic_sup_htrates;
2334 is11n = (mode == IEEE80211_MODE_11NA ||
2335 mode == IEEE80211_MODE_11NG);
2336 if (src->ucastrate != dst->ucastrate) {
2337 if (!checkrate(rs, src->ucastrate) &&
2338 (!is11n || !checkmcs(rs_ht, src->ucastrate)))
2342 if (src->mcastrate != dst->mcastrate) {
2343 if (!checkrate(rs, src->mcastrate) &&
2344 (!is11n || !checkmcs(rs_ht, src->mcastrate)))
2348 if (src->mgmtrate != dst->mgmtrate) {
2349 if (!checkrate(rs, src->mgmtrate) &&
2350 (!is11n || !checkmcs(rs_ht, src->mgmtrate)))
2354 if (src->maxretry != dst->maxretry) /* NB: no bounds */
2359 * Copy new parameters in place and notify the
2360 * driver so it can push state to the device.
2362 for (mode = IEEE80211_MODE_11A; mode < nmodes; mode++) {
2363 if (isset(ic->ic_modecaps, mode))
2364 vap->iv_txparms[mode] = parms.params[mode];
2366 /* XXX could be more intelligent,
2367 e.g. don't reset if setting not being used */
2374 * Application Information Element support.
2377 setappie(struct ieee80211_appie **aie, const struct ieee80211req *ireq)
2379 struct ieee80211_appie *app = *aie;
2380 struct ieee80211_appie *napp;
2383 if (ireq->i_len == 0) { /* delete any existing ie */
2385 *aie = NULL; /* XXX racey */
2386 IEEE80211_FREE(app, M_80211_NODE_IE);
2390 if (!(2 <= ireq->i_len && ireq->i_len <= IEEE80211_MAX_APPIE))
2393 * Allocate a new appie structure and copy in the user data.
2394 * When done swap in the new structure. Note that we do not
2395 * guard against users holding a ref to the old structure;
2396 * this must be handled outside this code.
2400 napp = (struct ieee80211_appie *) IEEE80211_MALLOC(
2401 sizeof(struct ieee80211_appie) + ireq->i_len, M_80211_NODE_IE,
2402 IEEE80211_M_NOWAIT);
2405 /* XXX holding ic lock */
2406 error = copyin(ireq->i_data, napp->ie_data, ireq->i_len);
2408 IEEE80211_FREE(napp, M_80211_NODE_IE);
2411 napp->ie_len = ireq->i_len;
2414 IEEE80211_FREE(app, M_80211_NODE_IE);
2419 setwparsnie(struct ieee80211vap *vap, uint8_t *ie, int space)
2421 /* validate data is present as best we can */
2422 if (space == 0 || 2+ie[1] > space)
2424 if (ie[0] == IEEE80211_ELEMID_VENDOR)
2425 vap->iv_wpa_ie = ie;
2426 else if (ie[0] == IEEE80211_ELEMID_RSN)
2427 vap->iv_rsn_ie = ie;
2431 ieee80211_ioctl_setappie_locked(struct ieee80211vap *vap,
2432 const struct ieee80211req *ireq, int fc0)
2436 IEEE80211_LOCK_ASSERT(vap->iv_ic);
2438 switch (fc0 & IEEE80211_FC0_SUBTYPE_MASK) {
2439 case IEEE80211_FC0_SUBTYPE_BEACON:
2440 if (vap->iv_opmode != IEEE80211_M_HOSTAP &&
2441 vap->iv_opmode != IEEE80211_M_IBSS) {
2445 error = setappie(&vap->iv_appie_beacon, ireq);
2447 ieee80211_beacon_notify(vap, IEEE80211_BEACON_APPIE);
2449 case IEEE80211_FC0_SUBTYPE_PROBE_RESP:
2450 error = setappie(&vap->iv_appie_proberesp, ireq);
2452 case IEEE80211_FC0_SUBTYPE_ASSOC_RESP:
2453 if (vap->iv_opmode == IEEE80211_M_HOSTAP)
2454 error = setappie(&vap->iv_appie_assocresp, ireq);
2458 case IEEE80211_FC0_SUBTYPE_PROBE_REQ:
2459 error = setappie(&vap->iv_appie_probereq, ireq);
2461 case IEEE80211_FC0_SUBTYPE_ASSOC_REQ:
2462 if (vap->iv_opmode == IEEE80211_M_STA)
2463 error = setappie(&vap->iv_appie_assocreq, ireq);
2467 case (IEEE80211_APPIE_WPA & IEEE80211_FC0_SUBTYPE_MASK):
2468 error = setappie(&vap->iv_appie_wpa, ireq);
2471 * Must split single blob of data into separate
2472 * WPA and RSN ie's because they go in different
2473 * locations in the mgt frames.
2474 * XXX use IEEE80211_IOC_WPA2 so user code does split
2476 vap->iv_wpa_ie = NULL;
2477 vap->iv_rsn_ie = NULL;
2478 if (vap->iv_appie_wpa != NULL) {
2479 struct ieee80211_appie *appie =
2481 uint8_t *data = appie->ie_data;
2483 /* XXX ie length validate is painful, cheat */
2484 setwparsnie(vap, data, appie->ie_len);
2485 setwparsnie(vap, data + 2 + data[1],
2486 appie->ie_len - (2 + data[1]));
2488 if (vap->iv_opmode == IEEE80211_M_HOSTAP ||
2489 vap->iv_opmode == IEEE80211_M_IBSS) {
2491 * Must rebuild beacon frame as the update
2492 * mechanism doesn't handle WPA/RSN ie's.
2493 * Could extend it but it doesn't normally
2494 * change; this is just to deal with hostapd
2495 * plumbing the ie after the interface is up.
2509 ieee80211_ioctl_setappie(struct ieee80211vap *vap,
2510 const struct ieee80211req *ireq)
2512 struct ieee80211com *ic = vap->iv_ic;
2516 fc0 = ireq->i_val & 0xff;
2517 if ((fc0 & IEEE80211_FC0_TYPE_MASK) != IEEE80211_FC0_TYPE_MGT)
2519 /* NB: could check iv_opmode and reject but hardly worth the effort */
2521 error = ieee80211_ioctl_setappie_locked(vap, ireq, fc0);
2522 IEEE80211_UNLOCK(ic);
2527 ieee80211_ioctl_chanswitch(struct ieee80211vap *vap, struct ieee80211req *ireq)
2529 struct ieee80211com *ic = vap->iv_ic;
2530 struct ieee80211_chanswitch_req csr;
2531 struct ieee80211_channel *c;
2534 if (ireq->i_len != sizeof(csr))
2536 error = copyin(ireq->i_data, &csr, sizeof(csr));
2539 /* XXX adhoc mode not supported */
2540 if (vap->iv_opmode != IEEE80211_M_HOSTAP ||
2541 (vap->iv_flags & IEEE80211_F_DOTH) == 0)
2543 c = ieee80211_find_channel(ic,
2544 csr.csa_chan.ic_freq, csr.csa_chan.ic_flags);
2548 if ((ic->ic_flags & IEEE80211_F_CSAPENDING) == 0)
2549 ieee80211_csa_startswitch(ic, c, csr.csa_mode, csr.csa_count);
2550 else if (csr.csa_count == 0)
2551 ieee80211_csa_cancelswitch(ic);
2554 IEEE80211_UNLOCK(ic);
2559 ieee80211_scanreq(struct ieee80211vap *vap, struct ieee80211_scan_req *sr)
2561 #define IEEE80211_IOC_SCAN_FLAGS \
2562 (IEEE80211_IOC_SCAN_NOPICK | IEEE80211_IOC_SCAN_ACTIVE | \
2563 IEEE80211_IOC_SCAN_PICK1ST | IEEE80211_IOC_SCAN_BGSCAN | \
2564 IEEE80211_IOC_SCAN_ONCE | IEEE80211_IOC_SCAN_NOBCAST | \
2565 IEEE80211_IOC_SCAN_NOJOIN | IEEE80211_IOC_SCAN_FLUSH | \
2566 IEEE80211_IOC_SCAN_CHECK)
2567 struct ieee80211com *ic = vap->iv_ic;
2570 /* convert duration */
2571 if (sr->sr_duration == IEEE80211_IOC_SCAN_FOREVER)
2572 sr->sr_duration = IEEE80211_SCAN_FOREVER;
2574 if (sr->sr_duration < IEEE80211_IOC_SCAN_DURATION_MIN ||
2575 sr->sr_duration > IEEE80211_IOC_SCAN_DURATION_MAX)
2577 sr->sr_duration = msecs_to_ticks(sr->sr_duration);
2579 /* convert min/max channel dwell */
2580 if (sr->sr_mindwell != 0)
2581 sr->sr_mindwell = msecs_to_ticks(sr->sr_mindwell);
2582 if (sr->sr_maxdwell != 0)
2583 sr->sr_maxdwell = msecs_to_ticks(sr->sr_maxdwell);
2584 /* NB: silently reduce ssid count to what is supported */
2585 if (sr->sr_nssid > IEEE80211_SCAN_MAX_SSID)
2586 sr->sr_nssid = IEEE80211_SCAN_MAX_SSID;
2587 for (i = 0; i < sr->sr_nssid; i++)
2588 if (sr->sr_ssid[i].len > IEEE80211_NWID_LEN)
2590 /* cleanse flags just in case, could reject if invalid flags */
2591 sr->sr_flags &= IEEE80211_IOC_SCAN_FLAGS;
2593 * Add an implicit NOPICK if the vap is not marked UP. This
2594 * allows applications to scan without joining a bss (or picking
2595 * a channel and setting up a bss) and without forcing manual
2596 * roaming mode--you just need to mark the parent device UP.
2598 if ((vap->iv_ifp->if_flags & IFF_UP) == 0)
2599 sr->sr_flags |= IEEE80211_IOC_SCAN_NOPICK;
2601 IEEE80211_DPRINTF(vap, IEEE80211_MSG_SCAN,
2602 "%s: flags 0x%x%s duration 0x%x mindwell %u maxdwell %u nssid %d\n",
2603 __func__, sr->sr_flags,
2604 (vap->iv_ifp->if_flags & IFF_UP) == 0 ? " (!IFF_UP)" : "",
2605 sr->sr_duration, sr->sr_mindwell, sr->sr_maxdwell, sr->sr_nssid);
2607 * If we are in INIT state then the driver has never had a chance
2608 * to setup hardware state to do a scan; we must use the state
2609 * machine to get us up to the SCAN state but once we reach SCAN
2610 * state we then want to use the supplied params. Stash the
2611 * parameters in the vap and mark IEEE80211_FEXT_SCANREQ; the
2612 * state machines will recognize this and use the stashed params
2613 * to issue the scan request.
2615 * Otherwise just invoke the scan machinery directly.
2618 if (ic->ic_nrunning == 0) {
2619 IEEE80211_UNLOCK(ic);
2623 if (vap->iv_state == IEEE80211_S_INIT) {
2624 /* NB: clobbers previous settings */
2625 vap->iv_scanreq_flags = sr->sr_flags;
2626 vap->iv_scanreq_duration = sr->sr_duration;
2627 vap->iv_scanreq_nssid = sr->sr_nssid;
2628 for (i = 0; i < sr->sr_nssid; i++) {
2629 vap->iv_scanreq_ssid[i].len = sr->sr_ssid[i].len;
2630 memcpy(vap->iv_scanreq_ssid[i].ssid,
2631 sr->sr_ssid[i].ssid, sr->sr_ssid[i].len);
2633 vap->iv_flags_ext |= IEEE80211_FEXT_SCANREQ;
2634 IEEE80211_UNLOCK(ic);
2635 ieee80211_new_state(vap, IEEE80211_S_SCAN, 0);
2637 vap->iv_flags_ext &= ~IEEE80211_FEXT_SCANREQ;
2638 IEEE80211_UNLOCK(ic);
2639 if (sr->sr_flags & IEEE80211_IOC_SCAN_CHECK) {
2640 error = ieee80211_check_scan(vap, sr->sr_flags,
2641 sr->sr_duration, sr->sr_mindwell, sr->sr_maxdwell,
2643 /* NB: cheat, we assume structures are compatible */
2644 (const struct ieee80211_scan_ssid *) &sr->sr_ssid[0]);
2646 error = ieee80211_start_scan(vap, sr->sr_flags,
2647 sr->sr_duration, sr->sr_mindwell, sr->sr_maxdwell,
2649 /* NB: cheat, we assume structures are compatible */
2650 (const struct ieee80211_scan_ssid *) &sr->sr_ssid[0]);
2656 #undef IEEE80211_IOC_SCAN_FLAGS
2660 ieee80211_ioctl_scanreq(struct ieee80211vap *vap, struct ieee80211req *ireq)
2662 struct ieee80211_scan_req *sr;
2665 if (ireq->i_len != sizeof(*sr))
2667 sr = IEEE80211_MALLOC(sizeof(*sr), M_TEMP,
2668 IEEE80211_M_NOWAIT | IEEE80211_M_ZERO);
2671 error = copyin(ireq->i_data, sr, sizeof(*sr));
2674 error = ieee80211_scanreq(vap, sr);
2676 IEEE80211_FREE(sr, M_TEMP);
2681 ieee80211_ioctl_setstavlan(struct ieee80211vap *vap, struct ieee80211req *ireq)
2683 struct ieee80211_node *ni;
2684 struct ieee80211req_sta_vlan vlan;
2687 if (ireq->i_len != sizeof(vlan))
2689 error = copyin(ireq->i_data, &vlan, sizeof(vlan));
2692 if (!IEEE80211_ADDR_EQ(vlan.sv_macaddr, zerobssid)) {
2693 ni = ieee80211_find_vap_node(&vap->iv_ic->ic_sta, vap,
2698 ni = ieee80211_ref_node(vap->iv_bss);
2699 ni->ni_vlan = vlan.sv_vlan;
2700 ieee80211_free_node(ni);
2705 isvap11g(const struct ieee80211vap *vap)
2707 const struct ieee80211_node *bss = vap->iv_bss;
2708 return bss->ni_chan != IEEE80211_CHAN_ANYC &&
2709 IEEE80211_IS_CHAN_ANYG(bss->ni_chan);
2713 isvapht(const struct ieee80211vap *vap)
2715 const struct ieee80211_node *bss = vap->iv_bss;
2716 return bss->ni_chan != IEEE80211_CHAN_ANYC &&
2717 IEEE80211_IS_CHAN_HT(bss->ni_chan);
2721 * Dummy ioctl set handler so the linker set is defined.
2724 dummy_ioctl_set(struct ieee80211vap *vap, struct ieee80211req *ireq)
2728 IEEE80211_IOCTL_SET(dummy, dummy_ioctl_set);
2731 ieee80211_ioctl_setdefault(struct ieee80211vap *vap, struct ieee80211req *ireq)
2733 ieee80211_ioctl_setfunc * const *set;
2736 SET_FOREACH(set, ieee80211_ioctl_setset) {
2737 error = (*set)(vap, ireq);
2738 if (error != ENOSYS)
2745 ieee80211_ioctl_set80211(struct ieee80211vap *vap, u_long cmd, struct ieee80211req *ireq)
2747 struct ieee80211com *ic = vap->iv_ic;
2749 const struct ieee80211_authenticator *auth;
2750 uint8_t tmpkey[IEEE80211_KEYBUF_SIZE];
2751 char tmpssid[IEEE80211_NWID_LEN];
2752 uint8_t tmpbssid[IEEE80211_ADDR_LEN];
2753 struct ieee80211_key *k;
2758 switch (ireq->i_type) {
2759 case IEEE80211_IOC_SSID:
2760 if (ireq->i_val != 0 ||
2761 ireq->i_len > IEEE80211_NWID_LEN)
2763 error = copyin(ireq->i_data, tmpssid, ireq->i_len);
2766 memset(vap->iv_des_ssid[0].ssid, 0, IEEE80211_NWID_LEN);
2767 vap->iv_des_ssid[0].len = ireq->i_len;
2768 memcpy(vap->iv_des_ssid[0].ssid, tmpssid, ireq->i_len);
2769 vap->iv_des_nssid = (ireq->i_len > 0);
2772 case IEEE80211_IOC_WEP:
2773 switch (ireq->i_val) {
2774 case IEEE80211_WEP_OFF:
2775 vap->iv_flags &= ~IEEE80211_F_PRIVACY;
2776 vap->iv_flags &= ~IEEE80211_F_DROPUNENC;
2778 case IEEE80211_WEP_ON:
2779 vap->iv_flags |= IEEE80211_F_PRIVACY;
2780 vap->iv_flags |= IEEE80211_F_DROPUNENC;
2782 case IEEE80211_WEP_MIXED:
2783 vap->iv_flags |= IEEE80211_F_PRIVACY;
2784 vap->iv_flags &= ~IEEE80211_F_DROPUNENC;
2789 case IEEE80211_IOC_WEPKEY:
2790 kid = (u_int) ireq->i_val;
2791 if (kid >= IEEE80211_WEP_NKID)
2793 k = &vap->iv_nw_keys[kid];
2794 if (ireq->i_len == 0) {
2795 /* zero-len =>'s delete any existing key */
2796 (void) ieee80211_crypto_delkey(vap, k);
2799 if (ireq->i_len > sizeof(tmpkey))
2801 memset(tmpkey, 0, sizeof(tmpkey));
2802 error = copyin(ireq->i_data, tmpkey, ireq->i_len);
2805 ieee80211_key_update_begin(vap);
2806 k->wk_keyix = kid; /* NB: force fixed key id */
2807 if (ieee80211_crypto_newkey(vap, IEEE80211_CIPHER_WEP,
2808 IEEE80211_KEY_XMIT | IEEE80211_KEY_RECV, k)) {
2809 k->wk_keylen = ireq->i_len;
2810 memcpy(k->wk_key, tmpkey, sizeof(tmpkey));
2811 IEEE80211_ADDR_COPY(k->wk_macaddr, vap->iv_myaddr);
2812 if (!ieee80211_crypto_setkey(vap, k))
2816 ieee80211_key_update_end(vap);
2818 case IEEE80211_IOC_WEPTXKEY:
2819 kid = (u_int) ireq->i_val;
2820 if (kid >= IEEE80211_WEP_NKID &&
2821 (uint16_t) kid != IEEE80211_KEYIX_NONE)
2824 * Firmware devices may need to be told about an explicit
2825 * key index here, versus just inferring it from the
2826 * key set / change. Since we may also need to pause
2827 * things like transmit before the key is updated,
2828 * give the driver a chance to flush things by tying
2829 * into key update begin/end.
2831 ieee80211_key_update_begin(vap);
2832 ieee80211_crypto_set_deftxkey(vap, kid);
2833 ieee80211_key_update_end(vap);
2835 case IEEE80211_IOC_AUTHMODE:
2836 switch (ireq->i_val) {
2837 case IEEE80211_AUTH_WPA:
2838 case IEEE80211_AUTH_8021X: /* 802.1x */
2839 case IEEE80211_AUTH_OPEN: /* open */
2840 case IEEE80211_AUTH_SHARED: /* shared-key */
2841 case IEEE80211_AUTH_AUTO: /* auto */
2842 auth = ieee80211_authenticator_get(ireq->i_val);
2849 switch (ireq->i_val) {
2850 case IEEE80211_AUTH_WPA: /* WPA w/ 802.1x */
2851 vap->iv_flags |= IEEE80211_F_PRIVACY;
2852 ireq->i_val = IEEE80211_AUTH_8021X;
2854 case IEEE80211_AUTH_OPEN: /* open */
2855 vap->iv_flags &= ~(IEEE80211_F_WPA|IEEE80211_F_PRIVACY);
2857 case IEEE80211_AUTH_SHARED: /* shared-key */
2858 case IEEE80211_AUTH_8021X: /* 802.1x */
2859 vap->iv_flags &= ~IEEE80211_F_WPA;
2860 /* both require a key so mark the PRIVACY capability */
2861 vap->iv_flags |= IEEE80211_F_PRIVACY;
2863 case IEEE80211_AUTH_AUTO: /* auto */
2864 vap->iv_flags &= ~IEEE80211_F_WPA;
2865 /* XXX PRIVACY handling? */
2866 /* XXX what's the right way to do this? */
2869 /* NB: authenticator attach/detach happens on state change */
2870 vap->iv_bss->ni_authmode = ireq->i_val;
2871 /* XXX mixed/mode/usage? */
2872 vap->iv_auth = auth;
2875 case IEEE80211_IOC_CHANNEL:
2876 error = ieee80211_ioctl_setchannel(vap, ireq);
2878 case IEEE80211_IOC_POWERSAVE:
2879 switch (ireq->i_val) {
2880 case IEEE80211_POWERSAVE_OFF:
2881 if (vap->iv_flags & IEEE80211_F_PMGTON) {
2882 ieee80211_syncflag(vap, -IEEE80211_F_PMGTON);
2886 case IEEE80211_POWERSAVE_ON:
2887 if ((vap->iv_caps & IEEE80211_C_PMGT) == 0)
2889 else if ((vap->iv_flags & IEEE80211_F_PMGTON) == 0) {
2890 ieee80211_syncflag(vap, IEEE80211_F_PMGTON);
2899 case IEEE80211_IOC_POWERSAVESLEEP:
2900 if (ireq->i_val < 0)
2902 ic->ic_lintval = ireq->i_val;
2905 case IEEE80211_IOC_RTSTHRESHOLD:
2906 if (!(IEEE80211_RTS_MIN <= ireq->i_val &&
2907 ireq->i_val <= IEEE80211_RTS_MAX))
2909 vap->iv_rtsthreshold = ireq->i_val;
2912 case IEEE80211_IOC_PROTMODE:
2913 if (ireq->i_val > IEEE80211_PROT_RTSCTS)
2915 ic->ic_protmode = (enum ieee80211_protmode)ireq->i_val;
2916 /* NB: if not operating in 11g this can wait */
2917 if (ic->ic_bsschan != IEEE80211_CHAN_ANYC &&
2918 IEEE80211_IS_CHAN_ANYG(ic->ic_bsschan))
2921 case IEEE80211_IOC_TXPOWER:
2922 if ((ic->ic_caps & IEEE80211_C_TXPMGT) == 0)
2924 if (!(IEEE80211_TXPOWER_MIN <= ireq->i_val &&
2925 ireq->i_val <= IEEE80211_TXPOWER_MAX))
2927 ic->ic_txpowlimit = ireq->i_val;
2930 case IEEE80211_IOC_ROAMING:
2931 if (!(IEEE80211_ROAMING_DEVICE <= ireq->i_val &&
2932 ireq->i_val <= IEEE80211_ROAMING_MANUAL))
2934 vap->iv_roaming = (enum ieee80211_roamingmode)ireq->i_val;
2937 case IEEE80211_IOC_PRIVACY:
2939 /* XXX check for key state? */
2940 vap->iv_flags |= IEEE80211_F_PRIVACY;
2942 vap->iv_flags &= ~IEEE80211_F_PRIVACY;
2945 case IEEE80211_IOC_DROPUNENCRYPTED:
2947 vap->iv_flags |= IEEE80211_F_DROPUNENC;
2949 vap->iv_flags &= ~IEEE80211_F_DROPUNENC;
2952 case IEEE80211_IOC_WPAKEY:
2953 error = ieee80211_ioctl_setkey(vap, ireq);
2955 case IEEE80211_IOC_DELKEY:
2956 error = ieee80211_ioctl_delkey(vap, ireq);
2958 case IEEE80211_IOC_MLME:
2959 error = ieee80211_ioctl_setmlme(vap, ireq);
2961 case IEEE80211_IOC_COUNTERMEASURES:
2963 if ((vap->iv_flags & IEEE80211_F_WPA) == 0)
2965 vap->iv_flags |= IEEE80211_F_COUNTERM;
2967 vap->iv_flags &= ~IEEE80211_F_COUNTERM;
2970 case IEEE80211_IOC_WPA:
2971 if (ireq->i_val > 3)
2973 /* XXX verify ciphers available */
2974 flags = vap->iv_flags & ~IEEE80211_F_WPA;
2975 switch (ireq->i_val) {
2977 /* wpa_supplicant calls this to clear the WPA config */
2980 if (!(vap->iv_caps & IEEE80211_C_WPA1))
2982 flags |= IEEE80211_F_WPA1;
2985 if (!(vap->iv_caps & IEEE80211_C_WPA2))
2987 flags |= IEEE80211_F_WPA2;
2990 if ((vap->iv_caps & IEEE80211_C_WPA) != IEEE80211_C_WPA)
2992 flags |= IEEE80211_F_WPA1 | IEEE80211_F_WPA2;
2994 default: /* Can't set any -> error */
2997 vap->iv_flags = flags;
2998 error = ERESTART; /* NB: can change beacon frame */
3000 case IEEE80211_IOC_WME:
3002 if ((vap->iv_caps & IEEE80211_C_WME) == 0)
3004 ieee80211_syncflag(vap, IEEE80211_F_WME);
3006 ieee80211_syncflag(vap, -IEEE80211_F_WME);
3007 error = ERESTART; /* NB: can change beacon frame */
3009 case IEEE80211_IOC_HIDESSID:
3011 vap->iv_flags |= IEEE80211_F_HIDESSID;
3013 vap->iv_flags &= ~IEEE80211_F_HIDESSID;
3014 error = ERESTART; /* XXX ENETRESET? */
3016 case IEEE80211_IOC_APBRIDGE:
3017 if (ireq->i_val == 0)
3018 vap->iv_flags |= IEEE80211_F_NOBRIDGE;
3020 vap->iv_flags &= ~IEEE80211_F_NOBRIDGE;
3022 case IEEE80211_IOC_BSSID:
3023 if (ireq->i_len != sizeof(tmpbssid))
3025 error = copyin(ireq->i_data, tmpbssid, ireq->i_len);
3028 IEEE80211_ADDR_COPY(vap->iv_des_bssid, tmpbssid);
3029 if (IEEE80211_ADDR_EQ(vap->iv_des_bssid, zerobssid))
3030 vap->iv_flags &= ~IEEE80211_F_DESBSSID;
3032 vap->iv_flags |= IEEE80211_F_DESBSSID;
3035 case IEEE80211_IOC_CHANLIST:
3036 error = ieee80211_ioctl_setchanlist(vap, ireq);
3038 #define OLD_IEEE80211_IOC_SCAN_REQ 23
3039 #ifdef OLD_IEEE80211_IOC_SCAN_REQ
3040 case OLD_IEEE80211_IOC_SCAN_REQ:
3041 IEEE80211_DPRINTF(vap, IEEE80211_MSG_SCAN,
3042 "%s: active scan request\n", __func__);
3044 * If we are in INIT state then the driver has never
3045 * had a chance to setup hardware state to do a scan;
3046 * use the state machine to get us up the SCAN state.
3047 * Otherwise just invoke the scan machinery to start
3050 if (vap->iv_state == IEEE80211_S_INIT)
3051 ieee80211_new_state(vap, IEEE80211_S_SCAN, 0);
3053 (void) ieee80211_start_scan(vap,
3054 IEEE80211_SCAN_ACTIVE |
3055 IEEE80211_SCAN_NOPICK |
3056 IEEE80211_SCAN_ONCE,
3057 IEEE80211_SCAN_FOREVER, 0, 0,
3058 /* XXX use ioctl params */
3059 vap->iv_des_nssid, vap->iv_des_ssid);
3061 #endif /* OLD_IEEE80211_IOC_SCAN_REQ */
3062 case IEEE80211_IOC_SCAN_REQ:
3063 error = ieee80211_ioctl_scanreq(vap, ireq);
3065 case IEEE80211_IOC_SCAN_CANCEL:
3066 IEEE80211_DPRINTF(vap, IEEE80211_MSG_SCAN,
3067 "%s: cancel scan\n", __func__);
3068 ieee80211_cancel_scan(vap);
3070 case IEEE80211_IOC_HTCONF:
3071 if (ireq->i_val & 1)
3072 ieee80211_syncflag_ht(vap, IEEE80211_FHT_HT);
3074 ieee80211_syncflag_ht(vap, -IEEE80211_FHT_HT);
3075 if (ireq->i_val & 2)
3076 ieee80211_syncflag_ht(vap, IEEE80211_FHT_USEHT40);
3078 ieee80211_syncflag_ht(vap, -IEEE80211_FHT_USEHT40);
3081 case IEEE80211_IOC_ADDMAC:
3082 case IEEE80211_IOC_DELMAC:
3083 error = ieee80211_ioctl_macmac(vap, ireq);
3085 case IEEE80211_IOC_MACCMD:
3086 error = ieee80211_ioctl_setmaccmd(vap, ireq);
3088 case IEEE80211_IOC_STA_STATS:
3089 error = ieee80211_ioctl_setstastats(vap, ireq);
3091 case IEEE80211_IOC_STA_TXPOW:
3092 error = ieee80211_ioctl_setstatxpow(vap, ireq);
3094 case IEEE80211_IOC_WME_CWMIN: /* WME: CWmin */
3095 case IEEE80211_IOC_WME_CWMAX: /* WME: CWmax */
3096 case IEEE80211_IOC_WME_AIFS: /* WME: AIFS */
3097 case IEEE80211_IOC_WME_TXOPLIMIT: /* WME: txops limit */
3098 case IEEE80211_IOC_WME_ACM: /* WME: ACM (bss only) */
3099 case IEEE80211_IOC_WME_ACKPOLICY: /* WME: ACK policy (!bss only) */
3100 error = ieee80211_ioctl_setwmeparam(vap, ireq);
3102 case IEEE80211_IOC_DTIM_PERIOD:
3103 if (vap->iv_opmode != IEEE80211_M_HOSTAP &&
3104 vap->iv_opmode != IEEE80211_M_MBSS &&
3105 vap->iv_opmode != IEEE80211_M_IBSS)
3107 if (IEEE80211_DTIM_MIN <= ireq->i_val &&
3108 ireq->i_val <= IEEE80211_DTIM_MAX) {
3109 vap->iv_dtim_period = ireq->i_val;
3110 error = ENETRESET; /* requires restart */
3114 case IEEE80211_IOC_BEACON_INTERVAL:
3115 if (vap->iv_opmode != IEEE80211_M_HOSTAP &&
3116 vap->iv_opmode != IEEE80211_M_MBSS &&
3117 vap->iv_opmode != IEEE80211_M_IBSS)
3119 if (IEEE80211_BINTVAL_MIN <= ireq->i_val &&
3120 ireq->i_val <= IEEE80211_BINTVAL_MAX) {
3121 ic->ic_bintval = ireq->i_val;
3122 error = ENETRESET; /* requires restart */
3126 case IEEE80211_IOC_PUREG:
3128 vap->iv_flags |= IEEE80211_F_PUREG;
3130 vap->iv_flags &= ~IEEE80211_F_PUREG;
3131 /* NB: reset only if we're operating on an 11g channel */
3135 case IEEE80211_IOC_QUIET:
3136 vap->iv_quiet= ireq->i_val;
3138 case IEEE80211_IOC_QUIET_COUNT:
3139 vap->iv_quiet_count=ireq->i_val;
3141 case IEEE80211_IOC_QUIET_PERIOD:
3142 vap->iv_quiet_period=ireq->i_val;
3144 case IEEE80211_IOC_QUIET_OFFSET:
3145 vap->iv_quiet_offset=ireq->i_val;
3147 case IEEE80211_IOC_QUIET_DUR:
3148 if(ireq->i_val < vap->iv_bss->ni_intval)
3149 vap->iv_quiet_duration = ireq->i_val;
3153 case IEEE80211_IOC_BGSCAN:
3155 if ((vap->iv_caps & IEEE80211_C_BGSCAN) == 0)
3157 vap->iv_flags |= IEEE80211_F_BGSCAN;
3159 vap->iv_flags &= ~IEEE80211_F_BGSCAN;
3161 case IEEE80211_IOC_BGSCAN_IDLE:
3162 if (ireq->i_val >= IEEE80211_BGSCAN_IDLE_MIN)
3163 vap->iv_bgscanidle = ireq->i_val*hz/1000;
3167 case IEEE80211_IOC_BGSCAN_INTERVAL:
3168 if (ireq->i_val >= IEEE80211_BGSCAN_INTVAL_MIN)
3169 vap->iv_bgscanintvl = ireq->i_val*hz;
3173 case IEEE80211_IOC_SCANVALID:
3174 if (ireq->i_val >= IEEE80211_SCAN_VALID_MIN)
3175 vap->iv_scanvalid = ireq->i_val*hz;
3179 case IEEE80211_IOC_FRAGTHRESHOLD:
3180 if ((vap->iv_caps & IEEE80211_C_TXFRAG) == 0 &&
3181 ireq->i_val != IEEE80211_FRAG_MAX)
3183 if (!(IEEE80211_FRAG_MIN <= ireq->i_val &&
3184 ireq->i_val <= IEEE80211_FRAG_MAX))
3186 vap->iv_fragthreshold = ireq->i_val;
3189 case IEEE80211_IOC_BURST:
3191 if ((vap->iv_caps & IEEE80211_C_BURST) == 0)
3193 ieee80211_syncflag(vap, IEEE80211_F_BURST);
3195 ieee80211_syncflag(vap, -IEEE80211_F_BURST);
3198 case IEEE80211_IOC_BMISSTHRESHOLD:
3199 if (!(IEEE80211_HWBMISS_MIN <= ireq->i_val &&
3200 ireq->i_val <= IEEE80211_HWBMISS_MAX))
3202 vap->iv_bmissthreshold = ireq->i_val;
3205 case IEEE80211_IOC_CURCHAN:
3206 error = ieee80211_ioctl_setcurchan(vap, ireq);
3208 case IEEE80211_IOC_SHORTGI:
3210 #define IEEE80211_HTCAP_SHORTGI \
3211 (IEEE80211_HTCAP_SHORTGI20 | IEEE80211_HTCAP_SHORTGI40)
3212 if (((ireq->i_val ^ vap->iv_htcaps) & IEEE80211_HTCAP_SHORTGI) != 0)
3214 if (ireq->i_val & IEEE80211_HTCAP_SHORTGI20)
3215 vap->iv_flags_ht |= IEEE80211_FHT_SHORTGI20;
3216 if (ireq->i_val & IEEE80211_HTCAP_SHORTGI40)
3217 vap->iv_flags_ht |= IEEE80211_FHT_SHORTGI40;
3218 #undef IEEE80211_HTCAP_SHORTGI
3221 ~(IEEE80211_FHT_SHORTGI20 | IEEE80211_FHT_SHORTGI40);
3224 case IEEE80211_IOC_AMPDU:
3225 if (ireq->i_val && (vap->iv_htcaps & IEEE80211_HTC_AMPDU) == 0)
3227 if (ireq->i_val & 1)
3228 vap->iv_flags_ht |= IEEE80211_FHT_AMPDU_TX;
3230 vap->iv_flags_ht &= ~IEEE80211_FHT_AMPDU_TX;
3231 if (ireq->i_val & 2)
3232 vap->iv_flags_ht |= IEEE80211_FHT_AMPDU_RX;
3234 vap->iv_flags_ht &= ~IEEE80211_FHT_AMPDU_RX;
3235 /* NB: reset only if we're operating on an 11n channel */
3239 case IEEE80211_IOC_AMPDU_LIMIT:
3240 /* XXX TODO: figure out ampdu_limit versus ampdu_rxmax */
3241 if (!(IEEE80211_HTCAP_MAXRXAMPDU_8K <= ireq->i_val &&
3242 ireq->i_val <= IEEE80211_HTCAP_MAXRXAMPDU_64K))
3244 if (vap->iv_opmode == IEEE80211_M_HOSTAP)
3245 vap->iv_ampdu_rxmax = ireq->i_val;
3247 vap->iv_ampdu_limit = ireq->i_val;
3250 case IEEE80211_IOC_AMPDU_DENSITY:
3251 if (!(IEEE80211_HTCAP_MPDUDENSITY_NA <= ireq->i_val &&
3252 ireq->i_val <= IEEE80211_HTCAP_MPDUDENSITY_16))
3254 vap->iv_ampdu_density = ireq->i_val;
3257 case IEEE80211_IOC_AMSDU:
3258 if (ireq->i_val && (vap->iv_htcaps & IEEE80211_HTC_AMSDU) == 0)
3260 if (ireq->i_val & 1)
3261 vap->iv_flags_ht |= IEEE80211_FHT_AMSDU_TX;
3263 vap->iv_flags_ht &= ~IEEE80211_FHT_AMSDU_TX;
3264 if (ireq->i_val & 2)
3265 vap->iv_flags_ht |= IEEE80211_FHT_AMSDU_RX;
3267 vap->iv_flags_ht &= ~IEEE80211_FHT_AMSDU_RX;
3268 /* NB: reset only if we're operating on an 11n channel */
3272 case IEEE80211_IOC_AMSDU_LIMIT:
3274 vap->iv_amsdu_limit = ireq->i_val; /* XXX truncation? */
3276 case IEEE80211_IOC_PUREN:
3278 if ((vap->iv_flags_ht & IEEE80211_FHT_HT) == 0)
3280 vap->iv_flags_ht |= IEEE80211_FHT_PUREN;
3282 vap->iv_flags_ht &= ~IEEE80211_FHT_PUREN;
3283 /* NB: reset only if we're operating on an 11n channel */
3287 case IEEE80211_IOC_DOTH:
3290 /* XXX no capability */
3291 if ((vap->iv_caps & IEEE80211_C_DOTH) == 0)
3294 vap->iv_flags |= IEEE80211_F_DOTH;
3296 vap->iv_flags &= ~IEEE80211_F_DOTH;
3299 case IEEE80211_IOC_REGDOMAIN:
3300 error = ieee80211_ioctl_setregdomain(vap, ireq);
3302 case IEEE80211_IOC_ROAM:
3303 error = ieee80211_ioctl_setroam(vap, ireq);
3305 case IEEE80211_IOC_TXPARAMS:
3306 error = ieee80211_ioctl_settxparams(vap, ireq);
3308 case IEEE80211_IOC_HTCOMPAT:
3310 if ((vap->iv_flags_ht & IEEE80211_FHT_HT) == 0)
3312 vap->iv_flags_ht |= IEEE80211_FHT_HTCOMPAT;
3314 vap->iv_flags_ht &= ~IEEE80211_FHT_HTCOMPAT;
3315 /* NB: reset only if we're operating on an 11n channel */
3319 case IEEE80211_IOC_DWDS:
3321 /* NB: DWDS only makes sense for WDS-capable devices */
3322 if ((ic->ic_caps & IEEE80211_C_WDS) == 0)
3324 /* NB: DWDS is used only with ap+sta vaps */
3325 if (vap->iv_opmode != IEEE80211_M_HOSTAP &&
3326 vap->iv_opmode != IEEE80211_M_STA)
3328 vap->iv_flags |= IEEE80211_F_DWDS;
3329 if (vap->iv_opmode == IEEE80211_M_STA)
3330 vap->iv_flags_ext |= IEEE80211_FEXT_4ADDR;
3332 vap->iv_flags &= ~IEEE80211_F_DWDS;
3333 if (vap->iv_opmode == IEEE80211_M_STA)
3334 vap->iv_flags_ext &= ~IEEE80211_FEXT_4ADDR;
3337 case IEEE80211_IOC_INACTIVITY:
3339 vap->iv_flags_ext |= IEEE80211_FEXT_INACT;
3341 vap->iv_flags_ext &= ~IEEE80211_FEXT_INACT;
3343 case IEEE80211_IOC_APPIE:
3344 error = ieee80211_ioctl_setappie(vap, ireq);
3346 case IEEE80211_IOC_WPS:
3348 if ((vap->iv_caps & IEEE80211_C_WPA) == 0)
3350 vap->iv_flags_ext |= IEEE80211_FEXT_WPS;
3352 vap->iv_flags_ext &= ~IEEE80211_FEXT_WPS;
3354 case IEEE80211_IOC_TSN:
3356 if ((vap->iv_caps & IEEE80211_C_WPA) == 0)
3358 vap->iv_flags_ext |= IEEE80211_FEXT_TSN;
3360 vap->iv_flags_ext &= ~IEEE80211_FEXT_TSN;
3362 case IEEE80211_IOC_CHANSWITCH:
3363 error = ieee80211_ioctl_chanswitch(vap, ireq);
3365 case IEEE80211_IOC_DFS:
3367 if ((vap->iv_caps & IEEE80211_C_DFS) == 0)
3369 /* NB: DFS requires 11h support */
3370 if ((vap->iv_flags & IEEE80211_F_DOTH) == 0)
3372 vap->iv_flags_ext |= IEEE80211_FEXT_DFS;
3374 vap->iv_flags_ext &= ~IEEE80211_FEXT_DFS;
3376 case IEEE80211_IOC_DOTD:
3378 vap->iv_flags_ext |= IEEE80211_FEXT_DOTD;
3380 vap->iv_flags_ext &= ~IEEE80211_FEXT_DOTD;
3381 if (vap->iv_opmode == IEEE80211_M_STA)
3384 case IEEE80211_IOC_HTPROTMODE:
3385 if (ireq->i_val > IEEE80211_PROT_RTSCTS)
3387 ic->ic_htprotmode = ireq->i_val ?
3388 IEEE80211_PROT_RTSCTS : IEEE80211_PROT_NONE;
3389 /* NB: if not operating in 11n this can wait */
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 & 1)
3484 ieee80211_syncflag_vht(vap, IEEE80211_FVHT_VHT);
3486 ieee80211_syncflag_vht(vap, -IEEE80211_FVHT_VHT);
3488 if (ireq->i_val & 2)
3489 ieee80211_syncflag_vht(vap, IEEE80211_FVHT_USEVHT40);
3491 ieee80211_syncflag_vht(vap, -IEEE80211_FVHT_USEVHT40);
3493 if (ireq->i_val & 4)
3494 ieee80211_syncflag_vht(vap, IEEE80211_FVHT_USEVHT80);
3496 ieee80211_syncflag_vht(vap, -IEEE80211_FVHT_USEVHT80);
3498 if (ireq->i_val & 8)
3499 ieee80211_syncflag_vht(vap, IEEE80211_FVHT_USEVHT80P80);
3501 ieee80211_syncflag_vht(vap, -IEEE80211_FVHT_USEVHT80P80);
3503 if (ireq->i_val & 16)
3504 ieee80211_syncflag_vht(vap, IEEE80211_FVHT_USEVHT160);
3506 ieee80211_syncflag_vht(vap, -IEEE80211_FVHT_USEVHT160);
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 error = priv_check(curthread, PRIV_NET80211_MANAGE);
3637 error = ieee80211_ioctl_set80211(vap, cmd,
3638 (struct ieee80211req *) data);
3640 case SIOCG80211STATS:
3641 ifr = (struct ifreq *)data;
3642 copyout(&vap->iv_stats, ifr_data_get_ptr(ifr),
3643 sizeof (vap->iv_stats));
3646 ifr = (struct ifreq *)data;
3647 if (!(IEEE80211_MTU_MIN <= ifr->ifr_mtu &&
3648 ifr->ifr_mtu <= IEEE80211_MTU_MAX))
3651 ifp->if_mtu = ifr->ifr_mtu;
3655 * XXX Handle this directly so we can suppress if_init calls.
3656 * XXX This should be done in ether_ioctl but for the moment
3657 * XXX there are too many other parts of the system that
3658 * XXX set IFF_UP and so suppress if_init being called when
3661 ifa = (struct ifaddr *) data;
3662 switch (ifa->ifa_addr->sa_family) {
3665 if ((ifp->if_flags & IFF_UP) == 0) {
3666 ifp->if_flags |= IFF_UP;
3667 ifp->if_init(ifp->if_softc);
3669 arp_ifinit(ifp, ifa);
3673 if ((ifp->if_flags & IFF_UP) == 0) {
3674 ifp->if_flags |= IFF_UP;
3675 ifp->if_init(ifp->if_softc);
3682 * Pass unknown ioctls first to the driver, and if it
3683 * returns ENOTTY, then to the generic Ethernet handler.
3685 if (ic->ic_ioctl != NULL &&
3686 (error = ic->ic_ioctl(ic, cmd, data)) != ENOTTY)
3688 error = ether_ioctl(ifp, cmd, data);
3693 ieee80211_com_vdecref(vap);