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>
43 #include <sys/socket.h>
44 #include <sys/sockio.h>
45 #include <sys/systm.h>
48 #include <net/if_var.h>
49 #include <net/if_dl.h>
50 #include <net/if_media.h>
51 #include <net/ethernet.h>
54 #include <netinet/in.h>
55 #include <netinet/if_ether.h>
58 #include <net80211/ieee80211_var.h>
59 #include <net80211/ieee80211_ioctl.h>
60 #include <net80211/ieee80211_regdomain.h>
61 #include <net80211/ieee80211_input.h>
63 #define IS_UP_AUTO(_vap) \
64 (IFNET_IS_UP_RUNNING((_vap)->iv_ifp) && \
65 (_vap)->iv_roaming == IEEE80211_ROAMING_AUTO)
67 static const uint8_t zerobssid[IEEE80211_ADDR_LEN];
68 static struct ieee80211_channel *findchannel(struct ieee80211com *,
70 static int ieee80211_scanreq(struct ieee80211vap *,
71 struct ieee80211_scan_req *);
74 ieee80211_ioctl_getkey(u_long cmd, struct ieee80211vap *vap,
75 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 (ieee80211_priv_check_vap_getkey(cmd, vap, NULL) == 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 struct ieee80211com *ic = vap->iv_ic;
781 uint8_t tmpkey[IEEE80211_KEYBUF_SIZE];
782 char tmpssid[IEEE80211_NWID_LEN];
785 switch (ireq->i_type) {
786 case IEEE80211_IOC_IC_NAME:
787 len = strlen(ic->ic_name) + 1;
788 if (len > ireq->i_len)
791 error = copyout(ic->ic_name, ireq->i_data, ireq->i_len);
793 case IEEE80211_IOC_SSID:
794 switch (vap->iv_state) {
795 case IEEE80211_S_INIT:
796 case IEEE80211_S_SCAN:
797 ireq->i_len = vap->iv_des_ssid[0].len;
798 memcpy(tmpssid, vap->iv_des_ssid[0].ssid, ireq->i_len);
801 ireq->i_len = vap->iv_bss->ni_esslen;
802 memcpy(tmpssid, vap->iv_bss->ni_essid, ireq->i_len);
805 error = copyout(tmpssid, ireq->i_data, ireq->i_len);
807 case IEEE80211_IOC_NUMSSIDS:
810 case IEEE80211_IOC_WEP:
811 if ((vap->iv_flags & IEEE80211_F_PRIVACY) == 0)
812 ireq->i_val = IEEE80211_WEP_OFF;
813 else if (vap->iv_flags & IEEE80211_F_DROPUNENC)
814 ireq->i_val = IEEE80211_WEP_ON;
816 ireq->i_val = IEEE80211_WEP_MIXED;
818 case IEEE80211_IOC_WEPKEY:
819 kid = (u_int) ireq->i_val;
820 if (kid >= IEEE80211_WEP_NKID)
822 len = (u_int) vap->iv_nw_keys[kid].wk_keylen;
823 /* NB: only root can read WEP keys */
824 if (ieee80211_priv_check_vap_getkey(cmd, vap, NULL) == 0) {
825 bcopy(vap->iv_nw_keys[kid].wk_key, tmpkey, len);
830 error = copyout(tmpkey, ireq->i_data, len);
832 case IEEE80211_IOC_NUMWEPKEYS:
833 ireq->i_val = IEEE80211_WEP_NKID;
835 case IEEE80211_IOC_WEPTXKEY:
836 ireq->i_val = vap->iv_def_txkey;
838 case IEEE80211_IOC_AUTHMODE:
839 if (vap->iv_flags & IEEE80211_F_WPA)
840 ireq->i_val = IEEE80211_AUTH_WPA;
842 ireq->i_val = vap->iv_bss->ni_authmode;
844 case IEEE80211_IOC_CHANNEL:
845 ireq->i_val = ieee80211_chan2ieee(ic, ic->ic_curchan);
847 case IEEE80211_IOC_POWERSAVE:
848 if (vap->iv_flags & IEEE80211_F_PMGTON)
849 ireq->i_val = IEEE80211_POWERSAVE_ON;
851 ireq->i_val = IEEE80211_POWERSAVE_OFF;
853 case IEEE80211_IOC_POWERSAVESLEEP:
854 ireq->i_val = ic->ic_lintval;
856 case IEEE80211_IOC_RTSTHRESHOLD:
857 ireq->i_val = vap->iv_rtsthreshold;
859 case IEEE80211_IOC_PROTMODE:
860 ireq->i_val = vap->iv_protmode;
862 case IEEE80211_IOC_TXPOWER:
864 * Tx power limit is the min of max regulatory
865 * power, any user-set limit, and the max the
868 * TODO: methodize this
870 ireq->i_val = 2*ic->ic_curchan->ic_maxregpower;
871 if (ireq->i_val > ic->ic_txpowlimit)
872 ireq->i_val = ic->ic_txpowlimit;
873 if (ireq->i_val > ic->ic_curchan->ic_maxpower)
874 ireq->i_val = ic->ic_curchan->ic_maxpower;
876 case IEEE80211_IOC_WPA:
877 switch (vap->iv_flags & IEEE80211_F_WPA) {
878 case IEEE80211_F_WPA1:
881 case IEEE80211_F_WPA2:
884 case IEEE80211_F_WPA1 | IEEE80211_F_WPA2:
892 case IEEE80211_IOC_CHANLIST:
893 error = ieee80211_ioctl_getchanlist(vap, ireq);
895 case IEEE80211_IOC_ROAMING:
896 ireq->i_val = vap->iv_roaming;
898 case IEEE80211_IOC_PRIVACY:
899 ireq->i_val = (vap->iv_flags & IEEE80211_F_PRIVACY) != 0;
901 case IEEE80211_IOC_DROPUNENCRYPTED:
902 ireq->i_val = (vap->iv_flags & IEEE80211_F_DROPUNENC) != 0;
904 case IEEE80211_IOC_COUNTERMEASURES:
905 ireq->i_val = (vap->iv_flags & IEEE80211_F_COUNTERM) != 0;
907 case IEEE80211_IOC_WME:
908 ireq->i_val = (vap->iv_flags & IEEE80211_F_WME) != 0;
910 case IEEE80211_IOC_HIDESSID:
911 ireq->i_val = (vap->iv_flags & IEEE80211_F_HIDESSID) != 0;
913 case IEEE80211_IOC_APBRIDGE:
914 ireq->i_val = (vap->iv_flags & IEEE80211_F_NOBRIDGE) == 0;
916 case IEEE80211_IOC_WPAKEY:
917 error = ieee80211_ioctl_getkey(cmd, vap, ireq);
919 case IEEE80211_IOC_CHANINFO:
920 error = ieee80211_ioctl_getchaninfo(vap, ireq);
922 case IEEE80211_IOC_BSSID:
923 if (ireq->i_len != IEEE80211_ADDR_LEN)
925 if (vap->iv_state == IEEE80211_S_RUN || vap->iv_state == IEEE80211_S_SLEEP) {
926 error = copyout(vap->iv_opmode == IEEE80211_M_WDS ?
927 vap->iv_bss->ni_macaddr : vap->iv_bss->ni_bssid,
928 ireq->i_data, ireq->i_len);
930 error = copyout(vap->iv_des_bssid, ireq->i_data,
933 case IEEE80211_IOC_WPAIE:
934 case IEEE80211_IOC_WPAIE2:
935 error = ieee80211_ioctl_getwpaie(vap, ireq, ireq->i_type);
937 case IEEE80211_IOC_SCAN_RESULTS:
938 error = ieee80211_ioctl_getscanresults(vap, ireq);
940 case IEEE80211_IOC_STA_STATS:
941 error = ieee80211_ioctl_getstastats(vap, ireq);
943 case IEEE80211_IOC_TXPOWMAX:
944 ireq->i_val = vap->iv_bss->ni_txpower;
946 case IEEE80211_IOC_STA_TXPOW:
947 error = ieee80211_ioctl_getstatxpow(vap, ireq);
949 case IEEE80211_IOC_STA_INFO:
950 error = ieee80211_ioctl_getstainfo(vap, ireq);
952 case IEEE80211_IOC_WME_CWMIN: /* WME: CWmin */
953 case IEEE80211_IOC_WME_CWMAX: /* WME: CWmax */
954 case IEEE80211_IOC_WME_AIFS: /* WME: AIFS */
955 case IEEE80211_IOC_WME_TXOPLIMIT: /* WME: txops limit */
956 case IEEE80211_IOC_WME_ACM: /* WME: ACM (bss only) */
957 case IEEE80211_IOC_WME_ACKPOLICY: /* WME: ACK policy (!bss only) */
958 error = ieee80211_ioctl_getwmeparam(vap, ireq);
960 case IEEE80211_IOC_DTIM_PERIOD:
961 ireq->i_val = vap->iv_dtim_period;
963 case IEEE80211_IOC_BEACON_INTERVAL:
964 /* NB: get from ic_bss for station mode */
965 ireq->i_val = vap->iv_bss->ni_intval;
967 case IEEE80211_IOC_PUREG:
968 ireq->i_val = (vap->iv_flags & IEEE80211_F_PUREG) != 0;
970 case IEEE80211_IOC_QUIET:
971 ireq->i_val = vap->iv_quiet;
973 case IEEE80211_IOC_QUIET_COUNT:
974 ireq->i_val = vap->iv_quiet_count;
976 case IEEE80211_IOC_QUIET_PERIOD:
977 ireq->i_val = vap->iv_quiet_period;
979 case IEEE80211_IOC_QUIET_DUR:
980 ireq->i_val = vap->iv_quiet_duration;
982 case IEEE80211_IOC_QUIET_OFFSET:
983 ireq->i_val = vap->iv_quiet_offset;
985 case IEEE80211_IOC_BGSCAN:
986 ireq->i_val = (vap->iv_flags & IEEE80211_F_BGSCAN) != 0;
988 case IEEE80211_IOC_BGSCAN_IDLE:
989 ireq->i_val = vap->iv_bgscanidle*hz/1000; /* ms */
991 case IEEE80211_IOC_BGSCAN_INTERVAL:
992 ireq->i_val = vap->iv_bgscanintvl/hz; /* seconds */
994 case IEEE80211_IOC_SCANVALID:
995 ireq->i_val = vap->iv_scanvalid/hz; /* seconds */
997 case IEEE80211_IOC_FRAGTHRESHOLD:
998 ireq->i_val = vap->iv_fragthreshold;
1000 case IEEE80211_IOC_MACCMD:
1001 error = ieee80211_ioctl_getmaccmd(vap, ireq);
1003 case IEEE80211_IOC_BURST:
1004 ireq->i_val = (vap->iv_flags & IEEE80211_F_BURST) != 0;
1006 case IEEE80211_IOC_BMISSTHRESHOLD:
1007 ireq->i_val = vap->iv_bmissthreshold;
1009 case IEEE80211_IOC_CURCHAN:
1010 error = ieee80211_ioctl_getcurchan(vap, ireq);
1012 case IEEE80211_IOC_SHORTGI:
1014 if (vap->iv_flags_ht & IEEE80211_FHT_SHORTGI20)
1015 ireq->i_val |= IEEE80211_HTCAP_SHORTGI20;
1016 if (vap->iv_flags_ht & IEEE80211_FHT_SHORTGI40)
1017 ireq->i_val |= IEEE80211_HTCAP_SHORTGI40;
1019 case IEEE80211_IOC_AMPDU:
1021 if (vap->iv_flags_ht & IEEE80211_FHT_AMPDU_TX)
1023 if (vap->iv_flags_ht & IEEE80211_FHT_AMPDU_RX)
1026 case IEEE80211_IOC_AMPDU_LIMIT:
1027 /* XXX TODO: make this a per-node thing; and leave this as global */
1028 if (vap->iv_opmode == IEEE80211_M_HOSTAP)
1029 ireq->i_val = vap->iv_ampdu_rxmax;
1030 else if (vap->iv_state == IEEE80211_S_RUN || vap->iv_state == IEEE80211_S_SLEEP)
1032 * XXX TODO: this isn't completely correct, as we've
1033 * negotiated the higher of the two.
1035 ireq->i_val = _IEEE80211_MASKSHIFT( vap->iv_bss->ni_htparam,
1036 IEEE80211_HTCAP_MAXRXAMPDU);
1038 ireq->i_val = vap->iv_ampdu_limit;
1040 case IEEE80211_IOC_AMPDU_DENSITY:
1041 /* XXX TODO: make this a per-node thing; and leave this as global */
1042 if (vap->iv_opmode == IEEE80211_M_STA &&
1043 (vap->iv_state == IEEE80211_S_RUN || vap->iv_state == IEEE80211_S_SLEEP))
1045 * XXX TODO: this isn't completely correct, as we've
1046 * negotiated the higher of the two.
1048 ireq->i_val = _IEEE80211_MASKSHIFT(vap->iv_bss->ni_htparam,
1049 IEEE80211_HTCAP_MPDUDENSITY);
1051 ireq->i_val = vap->iv_ampdu_density;
1053 case IEEE80211_IOC_AMSDU:
1055 if (vap->iv_flags_ht & IEEE80211_FHT_AMSDU_TX)
1057 if (vap->iv_flags_ht & IEEE80211_FHT_AMSDU_RX)
1060 case IEEE80211_IOC_AMSDU_LIMIT:
1061 ireq->i_val = vap->iv_amsdu_limit; /* XXX truncation? */
1063 case IEEE80211_IOC_PUREN:
1064 ireq->i_val = (vap->iv_flags_ht & IEEE80211_FHT_PUREN) != 0;
1066 case IEEE80211_IOC_DOTH:
1067 ireq->i_val = (vap->iv_flags & IEEE80211_F_DOTH) != 0;
1069 case IEEE80211_IOC_REGDOMAIN:
1070 error = ieee80211_ioctl_getregdomain(vap, ireq);
1072 case IEEE80211_IOC_ROAM:
1073 error = ieee80211_ioctl_getroam(vap, ireq);
1075 case IEEE80211_IOC_TXPARAMS:
1076 error = ieee80211_ioctl_gettxparams(vap, ireq);
1078 case IEEE80211_IOC_HTCOMPAT:
1079 ireq->i_val = (vap->iv_flags_ht & IEEE80211_FHT_HTCOMPAT) != 0;
1081 case IEEE80211_IOC_DWDS:
1082 ireq->i_val = (vap->iv_flags & IEEE80211_F_DWDS) != 0;
1084 case IEEE80211_IOC_INACTIVITY:
1085 ireq->i_val = (vap->iv_flags_ext & IEEE80211_FEXT_INACT) != 0;
1087 case IEEE80211_IOC_APPIE:
1088 error = ieee80211_ioctl_getappie(vap, ireq);
1090 case IEEE80211_IOC_WPS:
1091 ireq->i_val = (vap->iv_flags_ext & IEEE80211_FEXT_WPS) != 0;
1093 case IEEE80211_IOC_TSN:
1094 ireq->i_val = (vap->iv_flags_ext & IEEE80211_FEXT_TSN) != 0;
1096 case IEEE80211_IOC_DFS:
1097 ireq->i_val = (vap->iv_flags_ext & IEEE80211_FEXT_DFS) != 0;
1099 case IEEE80211_IOC_DOTD:
1100 ireq->i_val = (vap->iv_flags_ext & IEEE80211_FEXT_DOTD) != 0;
1102 case IEEE80211_IOC_DEVCAPS:
1103 error = ieee80211_ioctl_getdevcaps(ic, ireq);
1105 case IEEE80211_IOC_HTPROTMODE:
1106 ireq->i_val = vap->iv_htprotmode;
1108 case IEEE80211_IOC_HTCONF:
1109 if (vap->iv_flags_ht & IEEE80211_FHT_HT) {
1111 if (vap->iv_flags_ht & IEEE80211_FHT_USEHT40)
1116 case IEEE80211_IOC_STA_VLAN:
1117 error = ieee80211_ioctl_getstavlan(vap, ireq);
1119 case IEEE80211_IOC_SMPS:
1120 if (vap->iv_opmode == IEEE80211_M_STA &&
1121 (vap->iv_state == IEEE80211_S_RUN || vap->iv_state == IEEE80211_S_SLEEP)) {
1122 if (vap->iv_bss->ni_flags & IEEE80211_NODE_MIMO_RTS)
1123 ireq->i_val = IEEE80211_HTCAP_SMPS_DYNAMIC;
1124 else if (vap->iv_bss->ni_flags & IEEE80211_NODE_MIMO_PS)
1125 ireq->i_val = IEEE80211_HTCAP_SMPS_ENA;
1127 ireq->i_val = IEEE80211_HTCAP_SMPS_OFF;
1129 ireq->i_val = vap->iv_htcaps & IEEE80211_HTCAP_SMPS;
1131 case IEEE80211_IOC_RIFS:
1132 if (vap->iv_opmode == IEEE80211_M_STA &&
1133 (vap->iv_state == IEEE80211_S_RUN || vap->iv_state == IEEE80211_S_SLEEP))
1135 (vap->iv_bss->ni_flags & IEEE80211_NODE_RIFS) != 0;
1138 (vap->iv_flags_ht & IEEE80211_FHT_RIFS) != 0;
1140 case IEEE80211_IOC_STBC:
1142 if (vap->iv_flags_ht & IEEE80211_FHT_STBC_TX)
1144 if (vap->iv_flags_ht & IEEE80211_FHT_STBC_RX)
1147 case IEEE80211_IOC_LDPC:
1149 if (vap->iv_flags_ht & IEEE80211_FHT_LDPC_TX)
1151 if (vap->iv_flags_ht & IEEE80211_FHT_LDPC_RX)
1154 case IEEE80211_IOC_UAPSD:
1156 if (vap->iv_flags_ext & IEEE80211_FEXT_UAPSD)
1159 case IEEE80211_IOC_VHTCONF:
1160 ireq->i_val = vap->iv_flags_vht & IEEE80211_FVHT_MASK;
1163 error = ieee80211_ioctl_getdefault(vap, ireq);
1170 ieee80211_ioctl_setkey(struct ieee80211vap *vap, struct ieee80211req *ireq)
1172 struct ieee80211req_key ik;
1173 struct ieee80211_node *ni;
1174 struct ieee80211_key *wk;
1178 if (ireq->i_len != sizeof(ik))
1180 error = copyin(ireq->i_data, &ik, sizeof(ik));
1183 /* NB: cipher support is verified by ieee80211_crypt_newkey */
1184 /* NB: this also checks ik->ik_keylen > sizeof(wk->wk_key) */
1185 if (ik.ik_keylen > sizeof(ik.ik_keydata))
1188 if (kid == IEEE80211_KEYIX_NONE) {
1189 /* XXX unicast keys currently must be tx/rx */
1190 if (ik.ik_flags != (IEEE80211_KEY_XMIT | IEEE80211_KEY_RECV))
1192 if (vap->iv_opmode == IEEE80211_M_STA) {
1193 ni = ieee80211_ref_node(vap->iv_bss);
1194 if (!IEEE80211_ADDR_EQ(ik.ik_macaddr, ni->ni_bssid)) {
1195 ieee80211_free_node(ni);
1196 return EADDRNOTAVAIL;
1199 ni = ieee80211_find_vap_node(&vap->iv_ic->ic_sta, vap,
1204 wk = &ni->ni_ucastkey;
1206 if (kid >= IEEE80211_WEP_NKID)
1208 wk = &vap->iv_nw_keys[kid];
1210 * Global slots start off w/o any assigned key index.
1211 * Force one here for consistency with IEEE80211_IOC_WEPKEY.
1213 if (wk->wk_keyix == IEEE80211_KEYIX_NONE)
1218 ieee80211_key_update_begin(vap);
1219 if (ieee80211_crypto_newkey(vap, ik.ik_type, ik.ik_flags, wk)) {
1220 wk->wk_keylen = ik.ik_keylen;
1221 /* NB: MIC presence is implied by cipher type */
1222 if (wk->wk_keylen > IEEE80211_KEYBUF_SIZE)
1223 wk->wk_keylen = IEEE80211_KEYBUF_SIZE;
1224 for (i = 0; i < IEEE80211_TID_SIZE; i++)
1225 wk->wk_keyrsc[i] = ik.ik_keyrsc;
1226 wk->wk_keytsc = 0; /* new key, reset */
1227 memset(wk->wk_key, 0, sizeof(wk->wk_key));
1228 memcpy(wk->wk_key, ik.ik_keydata, ik.ik_keylen);
1229 IEEE80211_ADDR_COPY(wk->wk_macaddr,
1230 ni != NULL ? ni->ni_macaddr : ik.ik_macaddr);
1231 if (!ieee80211_crypto_setkey(vap, wk))
1233 else if ((ik.ik_flags & IEEE80211_KEY_DEFAULT))
1235 * Inform the driver that this is the default
1236 * transmit key. Now, ideally we'd just set
1237 * a flag in the key update that would
1238 * say "yes, we're the default key", but
1239 * that currently isn't the way the ioctl ->
1240 * key interface works.
1242 ieee80211_crypto_set_deftxkey(vap, kid);
1245 ieee80211_key_update_end(vap);
1247 ieee80211_free_node(ni);
1252 ieee80211_ioctl_delkey(struct ieee80211vap *vap, struct ieee80211req *ireq)
1254 struct ieee80211req_del_key dk;
1257 if (ireq->i_len != sizeof(dk))
1259 error = copyin(ireq->i_data, &dk, sizeof(dk));
1263 /* XXX uint8_t -> uint16_t */
1264 if (dk.idk_keyix == (uint8_t) IEEE80211_KEYIX_NONE) {
1265 struct ieee80211_node *ni;
1267 if (vap->iv_opmode == IEEE80211_M_STA) {
1268 ni = ieee80211_ref_node(vap->iv_bss);
1269 if (!IEEE80211_ADDR_EQ(dk.idk_macaddr, ni->ni_bssid)) {
1270 ieee80211_free_node(ni);
1271 return EADDRNOTAVAIL;
1274 ni = ieee80211_find_vap_node(&vap->iv_ic->ic_sta, vap,
1279 /* XXX error return */
1280 ieee80211_node_delucastkey(ni);
1281 ieee80211_free_node(ni);
1283 if (kid >= IEEE80211_WEP_NKID)
1285 /* XXX error return */
1286 ieee80211_crypto_delkey(vap, &vap->iv_nw_keys[kid]);
1292 struct ieee80211vap *vap;
1298 mlmedebug(struct ieee80211vap *vap, const uint8_t mac[IEEE80211_ADDR_LEN],
1301 #ifdef IEEE80211_DEBUG
1302 static const struct {
1307 { IEEE80211_MSG_IOCTL | IEEE80211_MSG_STATE |
1308 IEEE80211_MSG_ASSOC, "assoc" },
1309 { IEEE80211_MSG_IOCTL | IEEE80211_MSG_STATE |
1310 IEEE80211_MSG_ASSOC, "disassoc" },
1311 { IEEE80211_MSG_IOCTL | IEEE80211_MSG_STATE |
1312 IEEE80211_MSG_AUTH, "deauth" },
1313 { IEEE80211_MSG_IOCTL | IEEE80211_MSG_STATE |
1314 IEEE80211_MSG_AUTH, "authorize" },
1315 { IEEE80211_MSG_IOCTL | IEEE80211_MSG_STATE |
1316 IEEE80211_MSG_AUTH, "unauthorize" },
1319 if (op == IEEE80211_MLME_AUTH) {
1320 IEEE80211_NOTE_MAC(vap, IEEE80211_MSG_IOCTL |
1321 IEEE80211_MSG_STATE | IEEE80211_MSG_AUTH, mac,
1322 "station authenticate %s via MLME (reason: %d (%s))",
1323 reason == IEEE80211_STATUS_SUCCESS ? "ACCEPT" : "REJECT",
1324 reason, ieee80211_reason_to_string(reason));
1325 } else if (!(IEEE80211_MLME_ASSOC <= op && op <= IEEE80211_MLME_AUTH)) {
1326 IEEE80211_NOTE_MAC(vap, IEEE80211_MSG_ANY, mac,
1327 "unknown MLME request %d (reason: %d (%s))", op, reason,
1328 ieee80211_reason_to_string(reason));
1329 } else if (reason == IEEE80211_STATUS_SUCCESS) {
1330 IEEE80211_NOTE_MAC(vap, ops[op].mask, mac,
1331 "station %s via MLME", ops[op].opstr);
1333 IEEE80211_NOTE_MAC(vap, ops[op].mask, mac,
1334 "station %s via MLME (reason: %d (%s))", ops[op].opstr,
1335 reason, ieee80211_reason_to_string(reason));
1337 #endif /* IEEE80211_DEBUG */
1341 domlme(void *arg, struct ieee80211_node *ni)
1343 struct mlmeop *mop = arg;
1344 struct ieee80211vap *vap = ni->ni_vap;
1346 if (vap != mop->vap)
1349 * NB: if ni_associd is zero then the node is already cleaned
1350 * up and we don't need to do this (we're safely holding a
1351 * reference but should otherwise not modify it's state).
1353 if (ni->ni_associd == 0)
1355 mlmedebug(vap, ni->ni_macaddr, mop->op, mop->reason);
1356 if (mop->op == IEEE80211_MLME_DEAUTH) {
1357 IEEE80211_SEND_MGMT(ni, IEEE80211_FC0_SUBTYPE_DEAUTH,
1360 IEEE80211_SEND_MGMT(ni, IEEE80211_FC0_SUBTYPE_DISASSOC,
1363 ieee80211_node_leave(ni);
1367 setmlme_dropsta(struct ieee80211vap *vap,
1368 const uint8_t mac[IEEE80211_ADDR_LEN], struct mlmeop *mlmeop)
1370 struct ieee80211_node_table *nt = &vap->iv_ic->ic_sta;
1371 struct ieee80211_node *ni;
1374 /* NB: the broadcast address means do 'em all */
1375 if (!IEEE80211_ADDR_EQ(mac, vap->iv_ifp->if_broadcastaddr)) {
1376 IEEE80211_NODE_LOCK(nt);
1377 ni = ieee80211_find_node_locked(nt, mac);
1378 IEEE80211_NODE_UNLOCK(nt);
1380 * Don't do the node update inside the node
1381 * table lock. This unfortunately causes LORs
1382 * with drivers and their TX paths.
1386 ieee80211_free_node(ni);
1390 ieee80211_iterate_nodes(nt, domlme, mlmeop);
1396 setmlme_common(struct ieee80211vap *vap, int op,
1397 const uint8_t mac[IEEE80211_ADDR_LEN], int reason)
1399 struct ieee80211com *ic = vap->iv_ic;
1400 struct ieee80211_node_table *nt = &ic->ic_sta;
1401 struct ieee80211_node *ni;
1402 struct mlmeop mlmeop;
1407 case IEEE80211_MLME_DISASSOC:
1408 case IEEE80211_MLME_DEAUTH:
1409 switch (vap->iv_opmode) {
1410 case IEEE80211_M_STA:
1411 mlmedebug(vap, vap->iv_bss->ni_macaddr, op, reason);
1412 /* XXX not quite right */
1413 ieee80211_new_state(vap, IEEE80211_S_INIT, reason);
1415 case IEEE80211_M_HOSTAP:
1418 mlmeop.reason = reason;
1419 error = setmlme_dropsta(vap, mac, &mlmeop);
1421 case IEEE80211_M_WDS:
1422 /* XXX user app should send raw frame? */
1423 if (op != IEEE80211_MLME_DEAUTH) {
1428 /* XXX accept any address, simplifies user code */
1429 if (!IEEE80211_ADDR_EQ(mac, vap->iv_bss->ni_macaddr)) {
1434 mlmedebug(vap, vap->iv_bss->ni_macaddr, op, reason);
1435 ni = ieee80211_ref_node(vap->iv_bss);
1436 IEEE80211_SEND_MGMT(ni,
1437 IEEE80211_FC0_SUBTYPE_DEAUTH, reason);
1438 ieee80211_free_node(ni);
1440 case IEEE80211_M_MBSS:
1441 IEEE80211_NODE_LOCK(nt);
1442 ni = ieee80211_find_node_locked(nt, mac);
1444 * Don't do the node update inside the node
1445 * table lock. This unfortunately causes LORs
1446 * with drivers and their TX paths.
1448 IEEE80211_NODE_UNLOCK(nt);
1450 ieee80211_node_leave(ni);
1451 ieee80211_free_node(ni);
1461 case IEEE80211_MLME_AUTHORIZE:
1462 case IEEE80211_MLME_UNAUTHORIZE:
1463 if (vap->iv_opmode != IEEE80211_M_HOSTAP &&
1464 vap->iv_opmode != IEEE80211_M_WDS) {
1468 IEEE80211_NODE_LOCK(nt);
1469 ni = ieee80211_find_vap_node_locked(nt, vap, mac);
1471 * Don't do the node update inside the node
1472 * table lock. This unfortunately causes LORs
1473 * with drivers and their TX paths.
1475 IEEE80211_NODE_UNLOCK(nt);
1477 mlmedebug(vap, mac, op, reason);
1478 if (op == IEEE80211_MLME_AUTHORIZE)
1479 ieee80211_node_authorize(ni);
1481 ieee80211_node_unauthorize(ni);
1482 ieee80211_free_node(ni);
1486 case IEEE80211_MLME_AUTH:
1487 if (vap->iv_opmode != IEEE80211_M_HOSTAP) {
1491 IEEE80211_NODE_LOCK(nt);
1492 ni = ieee80211_find_vap_node_locked(nt, vap, mac);
1494 * Don't do the node update inside the node
1495 * table lock. This unfortunately causes LORs
1496 * with drivers and their TX paths.
1498 IEEE80211_NODE_UNLOCK(nt);
1500 mlmedebug(vap, mac, op, reason);
1501 if (reason == IEEE80211_STATUS_SUCCESS) {
1502 IEEE80211_SEND_MGMT(ni,
1503 IEEE80211_FC0_SUBTYPE_AUTH, 2);
1505 * For shared key auth, just continue the
1506 * exchange. Otherwise when 802.1x is not in
1507 * use mark the port authorized at this point
1508 * so traffic can flow.
1510 if (ni->ni_authmode != IEEE80211_AUTH_8021X &&
1511 ni->ni_challenge == NULL)
1512 ieee80211_node_authorize(ni);
1514 vap->iv_stats.is_rx_acl++;
1515 ieee80211_send_error(ni, ni->ni_macaddr,
1516 IEEE80211_FC0_SUBTYPE_AUTH, 2|(reason<<16));
1517 ieee80211_node_leave(ni);
1519 ieee80211_free_node(ni);
1533 const uint8_t *essid;
1534 const struct ieee80211_scan_entry *se;
1538 * Match mac address and any ssid.
1541 mlmelookup(void *arg, const struct ieee80211_scan_entry *se)
1543 struct scanlookup *look = arg;
1545 if (!IEEE80211_ADDR_EQ(look->mac, se->se_macaddr))
1547 if (look->esslen != 0) {
1548 if (se->se_ssid[1] != look->esslen)
1550 if (memcmp(look->essid, se->se_ssid+2, look->esslen))
1557 setmlme_assoc_sta(struct ieee80211vap *vap,
1558 const uint8_t mac[IEEE80211_ADDR_LEN], int ssid_len,
1559 const uint8_t ssid[IEEE80211_NWID_LEN])
1561 struct scanlookup lookup;
1563 KASSERT(vap->iv_opmode == IEEE80211_M_STA,
1564 ("expected opmode STA not %s",
1565 ieee80211_opmode_name[vap->iv_opmode]));
1567 /* NB: this is racey if roaming is !manual */
1570 lookup.esslen = ssid_len;
1571 lookup.essid = ssid;
1572 ieee80211_scan_iterate(vap, mlmelookup, &lookup);
1573 if (lookup.se == NULL)
1575 mlmedebug(vap, mac, IEEE80211_MLME_ASSOC, 0);
1576 if (!ieee80211_sta_join(vap, lookup.se->se_chan, lookup.se))
1577 return EIO; /* XXX unique but could be better */
1582 setmlme_assoc_adhoc(struct ieee80211vap *vap,
1583 const uint8_t mac[IEEE80211_ADDR_LEN], int ssid_len,
1584 const uint8_t ssid[IEEE80211_NWID_LEN])
1586 struct ieee80211_scan_req *sr;
1589 KASSERT(vap->iv_opmode == IEEE80211_M_IBSS ||
1590 vap->iv_opmode == IEEE80211_M_AHDEMO,
1591 ("expected opmode IBSS or AHDEMO not %s",
1592 ieee80211_opmode_name[vap->iv_opmode]));
1597 sr = IEEE80211_MALLOC(sizeof(*sr), M_TEMP,
1598 IEEE80211_M_NOWAIT | IEEE80211_M_ZERO);
1602 /* NB: IEEE80211_IOC_SSID call missing for ap_scan=2. */
1603 memset(vap->iv_des_ssid[0].ssid, 0, IEEE80211_NWID_LEN);
1604 vap->iv_des_ssid[0].len = ssid_len;
1605 memcpy(vap->iv_des_ssid[0].ssid, ssid, ssid_len);
1606 vap->iv_des_nssid = 1;
1608 sr->sr_flags = IEEE80211_IOC_SCAN_ACTIVE | IEEE80211_IOC_SCAN_ONCE;
1609 sr->sr_duration = IEEE80211_IOC_SCAN_FOREVER;
1610 memcpy(sr->sr_ssid[0].ssid, ssid, ssid_len);
1611 sr->sr_ssid[0].len = ssid_len;
1614 error = ieee80211_scanreq(vap, sr);
1616 IEEE80211_FREE(sr, M_TEMP);
1621 ieee80211_ioctl_setmlme(struct ieee80211vap *vap, struct ieee80211req *ireq)
1623 struct ieee80211req_mlme mlme;
1626 if (ireq->i_len != sizeof(mlme))
1628 error = copyin(ireq->i_data, &mlme, sizeof(mlme));
1631 if (vap->iv_opmode == IEEE80211_M_STA &&
1632 mlme.im_op == IEEE80211_MLME_ASSOC)
1633 return setmlme_assoc_sta(vap, mlme.im_macaddr,
1634 vap->iv_des_ssid[0].len, vap->iv_des_ssid[0].ssid);
1635 else if ((vap->iv_opmode == IEEE80211_M_IBSS ||
1636 vap->iv_opmode == IEEE80211_M_AHDEMO) &&
1637 mlme.im_op == IEEE80211_MLME_ASSOC)
1638 return setmlme_assoc_adhoc(vap, mlme.im_macaddr,
1639 mlme.im_ssid_len, mlme.im_ssid);
1641 return setmlme_common(vap, mlme.im_op,
1642 mlme.im_macaddr, mlme.im_reason);
1646 ieee80211_ioctl_macmac(struct ieee80211vap *vap, struct ieee80211req *ireq)
1648 uint8_t mac[IEEE80211_ADDR_LEN];
1649 const struct ieee80211_aclator *acl = vap->iv_acl;
1652 if (ireq->i_len != sizeof(mac))
1654 error = copyin(ireq->i_data, mac, ireq->i_len);
1658 acl = ieee80211_aclator_get("mac");
1659 if (acl == NULL || !acl->iac_attach(vap))
1663 if (ireq->i_type == IEEE80211_IOC_ADDMAC)
1664 acl->iac_add(vap, mac);
1666 acl->iac_remove(vap, mac);
1671 ieee80211_ioctl_setmaccmd(struct ieee80211vap *vap, struct ieee80211req *ireq)
1673 const struct ieee80211_aclator *acl = vap->iv_acl;
1675 switch (ireq->i_val) {
1676 case IEEE80211_MACCMD_POLICY_OPEN:
1677 case IEEE80211_MACCMD_POLICY_ALLOW:
1678 case IEEE80211_MACCMD_POLICY_DENY:
1679 case IEEE80211_MACCMD_POLICY_RADIUS:
1681 acl = ieee80211_aclator_get("mac");
1682 if (acl == NULL || !acl->iac_attach(vap))
1686 acl->iac_setpolicy(vap, ireq->i_val);
1688 case IEEE80211_MACCMD_FLUSH:
1690 acl->iac_flush(vap);
1691 /* NB: silently ignore when not in use */
1693 case IEEE80211_MACCMD_DETACH:
1696 acl->iac_detach(vap);
1703 return acl->iac_setioctl(vap, ireq);
1709 ieee80211_ioctl_setchanlist(struct ieee80211vap *vap, struct ieee80211req *ireq)
1711 struct ieee80211com *ic = vap->iv_ic;
1712 uint8_t *chanlist, *list;
1713 int i, nchan, maxchan, error;
1715 if (ireq->i_len > sizeof(ic->ic_chan_active))
1716 ireq->i_len = sizeof(ic->ic_chan_active);
1717 list = IEEE80211_MALLOC(ireq->i_len + IEEE80211_CHAN_BYTES, M_TEMP,
1718 IEEE80211_M_NOWAIT | IEEE80211_M_ZERO);
1721 error = copyin(ireq->i_data, list, ireq->i_len);
1723 IEEE80211_FREE(list, M_TEMP);
1727 chanlist = list + ireq->i_len; /* NB: zero'd already */
1728 maxchan = ireq->i_len * NBBY;
1729 for (i = 0; i < ic->ic_nchans; i++) {
1730 const struct ieee80211_channel *c = &ic->ic_channels[i];
1732 * Calculate the intersection of the user list and the
1733 * available channels so users can do things like specify
1734 * 1-255 to get all available channels.
1736 if (c->ic_ieee < maxchan && isset(list, c->ic_ieee)) {
1737 setbit(chanlist, c->ic_ieee);
1742 IEEE80211_FREE(list, M_TEMP);
1745 if (ic->ic_bsschan != IEEE80211_CHAN_ANYC && /* XXX */
1746 isclr(chanlist, ic->ic_bsschan->ic_ieee))
1747 ic->ic_bsschan = IEEE80211_CHAN_ANYC;
1748 memcpy(ic->ic_chan_active, chanlist, IEEE80211_CHAN_BYTES);
1749 ieee80211_scan_flush(vap);
1750 IEEE80211_FREE(list, M_TEMP);
1755 ieee80211_ioctl_setstastats(struct ieee80211vap *vap, struct ieee80211req *ireq)
1757 struct ieee80211_node *ni;
1758 uint8_t macaddr[IEEE80211_ADDR_LEN];
1762 * NB: we could copyin ieee80211req_sta_stats so apps
1763 * could make selective changes but that's overkill;
1764 * just clear all stats for now.
1766 if (ireq->i_len < IEEE80211_ADDR_LEN)
1768 error = copyin(ireq->i_data, macaddr, IEEE80211_ADDR_LEN);
1771 ni = ieee80211_find_vap_node(&vap->iv_ic->ic_sta, vap, macaddr);
1774 /* XXX require ni_vap == vap? */
1775 memset(&ni->ni_stats, 0, sizeof(ni->ni_stats));
1776 ieee80211_free_node(ni);
1781 ieee80211_ioctl_setstatxpow(struct ieee80211vap *vap, struct ieee80211req *ireq)
1783 struct ieee80211_node *ni;
1784 struct ieee80211req_sta_txpow txpow;
1787 if (ireq->i_len != sizeof(txpow))
1789 error = copyin(ireq->i_data, &txpow, sizeof(txpow));
1792 ni = ieee80211_find_vap_node(&vap->iv_ic->ic_sta, vap, txpow.it_macaddr);
1795 ni->ni_txpower = txpow.it_txpow;
1796 ieee80211_free_node(ni);
1801 ieee80211_ioctl_setwmeparam(struct ieee80211vap *vap, struct ieee80211req *ireq)
1803 struct ieee80211com *ic = vap->iv_ic;
1804 struct ieee80211_wme_state *wme = &ic->ic_wme;
1805 struct wmeParams *wmep, *chanp;
1806 int isbss, ac, aggrmode;
1808 if ((ic->ic_caps & IEEE80211_C_WME) == 0)
1811 isbss = (ireq->i_len & IEEE80211_WMEPARAM_BSS);
1812 ac = (ireq->i_len & IEEE80211_WMEPARAM_VAL);
1813 aggrmode = (wme->wme_flags & WME_F_AGGRMODE);
1814 if (ac >= WME_NUM_AC)
1817 chanp = &wme->wme_bssChanParams.cap_wmeParams[ac];
1818 wmep = &wme->wme_wmeBssChanParams.cap_wmeParams[ac];
1820 chanp = &wme->wme_chanParams.cap_wmeParams[ac];
1821 wmep = &wme->wme_wmeChanParams.cap_wmeParams[ac];
1823 switch (ireq->i_type) {
1824 case IEEE80211_IOC_WME_CWMIN: /* WME: CWmin */
1825 wmep->wmep_logcwmin = ireq->i_val;
1826 if (!isbss || !aggrmode)
1827 chanp->wmep_logcwmin = ireq->i_val;
1829 case IEEE80211_IOC_WME_CWMAX: /* WME: CWmax */
1830 wmep->wmep_logcwmax = ireq->i_val;
1831 if (!isbss || !aggrmode)
1832 chanp->wmep_logcwmax = ireq->i_val;
1834 case IEEE80211_IOC_WME_AIFS: /* WME: AIFS */
1835 wmep->wmep_aifsn = ireq->i_val;
1836 if (!isbss || !aggrmode)
1837 chanp->wmep_aifsn = ireq->i_val;
1839 case IEEE80211_IOC_WME_TXOPLIMIT: /* WME: txops limit */
1840 wmep->wmep_txopLimit = ireq->i_val;
1841 if (!isbss || !aggrmode)
1842 chanp->wmep_txopLimit = ireq->i_val;
1844 case IEEE80211_IOC_WME_ACM: /* WME: ACM (bss only) */
1845 wmep->wmep_acm = ireq->i_val;
1847 chanp->wmep_acm = ireq->i_val;
1849 case IEEE80211_IOC_WME_ACKPOLICY: /* WME: ACK policy (!bss only)*/
1850 wmep->wmep_noackPolicy = chanp->wmep_noackPolicy =
1854 ieee80211_wme_updateparams(vap);
1859 find11gchannel(struct ieee80211com *ic, int start, int freq)
1861 const struct ieee80211_channel *c;
1864 for (i = start+1; i < ic->ic_nchans; i++) {
1865 c = &ic->ic_channels[i];
1866 if (c->ic_freq == freq && IEEE80211_IS_CHAN_ANYG(c))
1869 /* NB: should not be needed but in case things are mis-sorted */
1870 for (i = 0; i < start; i++) {
1871 c = &ic->ic_channels[i];
1872 if (c->ic_freq == freq && IEEE80211_IS_CHAN_ANYG(c))
1878 static struct ieee80211_channel *
1879 findchannel(struct ieee80211com *ic, int ieee, int mode)
1881 static const u_int chanflags[IEEE80211_MODE_MAX] = {
1882 [IEEE80211_MODE_AUTO] = 0,
1883 [IEEE80211_MODE_11A] = IEEE80211_CHAN_A,
1884 [IEEE80211_MODE_11B] = IEEE80211_CHAN_B,
1885 [IEEE80211_MODE_11G] = IEEE80211_CHAN_G,
1886 [IEEE80211_MODE_FH] = IEEE80211_CHAN_FHSS,
1887 [IEEE80211_MODE_TURBO_A] = IEEE80211_CHAN_108A,
1888 [IEEE80211_MODE_TURBO_G] = IEEE80211_CHAN_108G,
1889 [IEEE80211_MODE_STURBO_A] = IEEE80211_CHAN_STURBO,
1890 [IEEE80211_MODE_HALF] = IEEE80211_CHAN_HALF,
1891 [IEEE80211_MODE_QUARTER] = IEEE80211_CHAN_QUARTER,
1892 /* NB: handled specially below */
1893 [IEEE80211_MODE_11NA] = IEEE80211_CHAN_A,
1894 [IEEE80211_MODE_11NG] = IEEE80211_CHAN_G,
1895 [IEEE80211_MODE_VHT_5GHZ] = IEEE80211_CHAN_A,
1896 [IEEE80211_MODE_VHT_2GHZ] = IEEE80211_CHAN_G,
1901 modeflags = chanflags[mode];
1902 for (i = 0; i < ic->ic_nchans; i++) {
1903 struct ieee80211_channel *c = &ic->ic_channels[i];
1905 if (c->ic_ieee != ieee)
1907 if (mode == IEEE80211_MODE_AUTO) {
1908 /* ignore turbo channels for autoselect */
1909 if (IEEE80211_IS_CHAN_TURBO(c))
1912 * XXX special-case 11b/g channels so we
1913 * always select the g channel if both
1915 * XXX prefer HT to non-HT?
1917 if (!IEEE80211_IS_CHAN_B(c) ||
1918 !find11gchannel(ic, i, c->ic_freq))
1921 /* must check VHT specifically */
1922 if ((mode == IEEE80211_MODE_VHT_5GHZ ||
1923 mode == IEEE80211_MODE_VHT_2GHZ) &&
1924 !IEEE80211_IS_CHAN_VHT(c))
1928 * Must check HT specially - only match on HT,
1929 * not HT+VHT channels
1931 if ((mode == IEEE80211_MODE_11NA ||
1932 mode == IEEE80211_MODE_11NG) &&
1933 !IEEE80211_IS_CHAN_HT(c))
1936 if ((mode == IEEE80211_MODE_11NA ||
1937 mode == IEEE80211_MODE_11NG) &&
1938 IEEE80211_IS_CHAN_VHT(c))
1941 /* Check that the modeflags above match */
1942 if ((c->ic_flags & modeflags) == modeflags)
1950 * Check the specified against any desired mode (aka netband).
1951 * This is only used (presently) when operating in hostap mode
1952 * to enforce consistency.
1955 check_mode_consistency(const struct ieee80211_channel *c, int mode)
1957 KASSERT(c != IEEE80211_CHAN_ANYC, ("oops, no channel"));
1960 case IEEE80211_MODE_11B:
1961 return (IEEE80211_IS_CHAN_B(c));
1962 case IEEE80211_MODE_11G:
1963 return (IEEE80211_IS_CHAN_ANYG(c) && !IEEE80211_IS_CHAN_HT(c));
1964 case IEEE80211_MODE_11A:
1965 return (IEEE80211_IS_CHAN_A(c) && !IEEE80211_IS_CHAN_HT(c));
1966 case IEEE80211_MODE_STURBO_A:
1967 return (IEEE80211_IS_CHAN_STURBO(c));
1968 case IEEE80211_MODE_11NA:
1969 return (IEEE80211_IS_CHAN_HTA(c));
1970 case IEEE80211_MODE_11NG:
1971 return (IEEE80211_IS_CHAN_HTG(c));
1978 * Common code to set the current channel. If the device
1979 * is up and running this may result in an immediate channel
1980 * change or a kick of the state machine.
1983 setcurchan(struct ieee80211vap *vap, struct ieee80211_channel *c)
1985 struct ieee80211com *ic = vap->iv_ic;
1988 if (c != IEEE80211_CHAN_ANYC) {
1989 if (IEEE80211_IS_CHAN_RADAR(c))
1990 return EBUSY; /* XXX better code? */
1991 if (vap->iv_opmode == IEEE80211_M_HOSTAP) {
1992 if (IEEE80211_IS_CHAN_NOHOSTAP(c))
1994 if (!check_mode_consistency(c, vap->iv_des_mode))
1996 } else if (vap->iv_opmode == IEEE80211_M_IBSS) {
1997 if (IEEE80211_IS_CHAN_NOADHOC(c))
2000 if ((vap->iv_state == IEEE80211_S_RUN || vap->iv_state == IEEE80211_S_SLEEP) &&
2001 vap->iv_bss->ni_chan == c)
2002 return 0; /* NB: nothing to do */
2004 vap->iv_des_chan = c;
2007 if (vap->iv_opmode == IEEE80211_M_MONITOR &&
2008 vap->iv_des_chan != IEEE80211_CHAN_ANYC) {
2010 * Monitor mode can switch directly.
2012 if (IFNET_IS_UP_RUNNING(vap->iv_ifp)) {
2013 /* XXX need state machine for other vap's to follow */
2014 ieee80211_setcurchan(ic, vap->iv_des_chan);
2015 vap->iv_bss->ni_chan = ic->ic_curchan;
2017 ic->ic_curchan = vap->iv_des_chan;
2018 ic->ic_rt = ieee80211_get_ratetable(ic->ic_curchan);
2022 * Need to go through the state machine in case we
2023 * need to reassociate or the like. The state machine
2024 * will pickup the desired channel and avoid scanning.
2026 if (IS_UP_AUTO(vap))
2027 ieee80211_new_state(vap, IEEE80211_S_SCAN, 0);
2028 else if (vap->iv_des_chan != IEEE80211_CHAN_ANYC) {
2030 * When not up+running and a real channel has
2031 * been specified fix the current channel so
2032 * there is immediate feedback; e.g. via ifconfig.
2034 ic->ic_curchan = vap->iv_des_chan;
2035 ic->ic_rt = ieee80211_get_ratetable(ic->ic_curchan);
2042 * Old api for setting the current channel; this is
2043 * deprecated because channel numbers are ambiguous.
2046 ieee80211_ioctl_setchannel(struct ieee80211vap *vap,
2047 const struct ieee80211req *ireq)
2049 struct ieee80211com *ic = vap->iv_ic;
2050 struct ieee80211_channel *c;
2052 /* XXX 0xffff overflows 16-bit signed */
2053 if (ireq->i_val == 0 ||
2054 ireq->i_val == (int16_t) IEEE80211_CHAN_ANY) {
2055 c = IEEE80211_CHAN_ANYC;
2057 struct ieee80211_channel *c2;
2059 c = findchannel(ic, ireq->i_val, vap->iv_des_mode);
2061 c = findchannel(ic, ireq->i_val,
2062 IEEE80211_MODE_AUTO);
2068 * Fine tune channel selection based on desired mode:
2069 * if 11b is requested, find the 11b version of any
2070 * 11g channel returned,
2071 * if static turbo, find the turbo version of any
2072 * 11a channel return,
2073 * if 11na is requested, find the ht version of any
2074 * 11a channel returned,
2075 * if 11ng is requested, find the ht version of any
2076 * 11g channel returned,
2077 * if 11ac is requested, find the 11ac version
2078 * of any 11a/11na channel returned,
2079 * (TBD) 11acg (2GHz VHT)
2080 * otherwise we should be ok with what we've got.
2082 switch (vap->iv_des_mode) {
2083 case IEEE80211_MODE_11B:
2084 if (IEEE80211_IS_CHAN_ANYG(c)) {
2085 c2 = findchannel(ic, ireq->i_val,
2086 IEEE80211_MODE_11B);
2087 /* NB: should not happen, =>'s 11g w/o 11b */
2092 case IEEE80211_MODE_TURBO_A:
2093 if (IEEE80211_IS_CHAN_A(c)) {
2094 c2 = findchannel(ic, ireq->i_val,
2095 IEEE80211_MODE_TURBO_A);
2100 case IEEE80211_MODE_11NA:
2101 if (IEEE80211_IS_CHAN_A(c)) {
2102 c2 = findchannel(ic, ireq->i_val,
2103 IEEE80211_MODE_11NA);
2108 case IEEE80211_MODE_11NG:
2109 if (IEEE80211_IS_CHAN_ANYG(c)) {
2110 c2 = findchannel(ic, ireq->i_val,
2111 IEEE80211_MODE_11NG);
2116 case IEEE80211_MODE_VHT_2GHZ:
2117 printf("%s: TBD\n", __func__);
2119 case IEEE80211_MODE_VHT_5GHZ:
2120 if (IEEE80211_IS_CHAN_A(c)) {
2121 c2 = findchannel(ic, ireq->i_val,
2122 IEEE80211_MODE_VHT_5GHZ);
2127 default: /* NB: no static turboG */
2131 return setcurchan(vap, c);
2135 * New/current api for setting the current channel; a complete
2136 * channel description is provide so there is no ambiguity in
2137 * identifying the channel.
2140 ieee80211_ioctl_setcurchan(struct ieee80211vap *vap,
2141 const struct ieee80211req *ireq)
2143 struct ieee80211com *ic = vap->iv_ic;
2144 struct ieee80211_channel chan, *c;
2147 if (ireq->i_len != sizeof(chan))
2149 error = copyin(ireq->i_data, &chan, sizeof(chan));
2153 /* XXX 0xffff overflows 16-bit signed */
2154 if (chan.ic_freq == 0 || chan.ic_freq == IEEE80211_CHAN_ANY) {
2155 c = IEEE80211_CHAN_ANYC;
2157 c = ieee80211_find_channel(ic, chan.ic_freq, chan.ic_flags);
2161 return setcurchan(vap, c);
2165 ieee80211_ioctl_setregdomain(struct ieee80211vap *vap,
2166 const struct ieee80211req *ireq)
2168 struct ieee80211_regdomain_req *reg;
2171 nchans = 1 + ((ireq->i_len - sizeof(struct ieee80211_regdomain_req)) /
2172 sizeof(struct ieee80211_channel));
2173 if (!(1 <= nchans && nchans <= IEEE80211_CHAN_MAX)) {
2174 IEEE80211_DPRINTF(vap, IEEE80211_MSG_IOCTL,
2175 "%s: bad # chans, i_len %d nchans %d\n", __func__,
2176 ireq->i_len, nchans);
2179 reg = (struct ieee80211_regdomain_req *)
2180 IEEE80211_MALLOC(IEEE80211_REGDOMAIN_SIZE(nchans), M_TEMP,
2181 IEEE80211_M_NOWAIT | IEEE80211_M_ZERO);
2183 IEEE80211_DPRINTF(vap, IEEE80211_MSG_IOCTL,
2184 "%s: no memory, nchans %d\n", __func__, nchans);
2187 error = copyin(ireq->i_data, reg, IEEE80211_REGDOMAIN_SIZE(nchans));
2189 /* NB: validate inline channel count against storage size */
2190 if (reg->chaninfo.ic_nchans != nchans) {
2191 IEEE80211_DPRINTF(vap, IEEE80211_MSG_IOCTL,
2192 "%s: chan cnt mismatch, %d != %d\n", __func__,
2193 reg->chaninfo.ic_nchans, nchans);
2196 error = ieee80211_setregdomain(vap, reg);
2198 IEEE80211_FREE(reg, M_TEMP);
2200 return (error == 0 ? ENETRESET : error);
2204 checkrate(const struct ieee80211_rateset *rs, int rate)
2208 if (rate == IEEE80211_FIXED_RATE_NONE)
2210 for (i = 0; i < rs->rs_nrates; i++)
2211 if ((rs->rs_rates[i] & IEEE80211_RATE_VAL) == rate)
2217 checkmcs(const struct ieee80211_htrateset *rs, int mcs)
2219 int rate_val = IEEE80211_RV(mcs);
2222 if (mcs == IEEE80211_FIXED_RATE_NONE)
2224 if ((mcs & IEEE80211_RATE_MCS) == 0) /* MCS always have 0x80 set */
2226 for (i = 0; i < rs->rs_nrates; i++)
2227 if (IEEE80211_RV(rs->rs_rates[i]) == rate_val)
2233 ieee80211_ioctl_setroam(struct ieee80211vap *vap,
2234 const struct ieee80211req *ireq)
2236 struct ieee80211com *ic = vap->iv_ic;
2237 struct ieee80211_roamparams_req *parms;
2238 struct ieee80211_roamparam *src, *dst;
2239 const struct ieee80211_htrateset *rs_ht;
2240 const struct ieee80211_rateset *rs;
2241 int changed, error, mode, is11n, nmodes;
2243 if (ireq->i_len != sizeof(vap->iv_roamparms))
2246 parms = IEEE80211_MALLOC(sizeof(*parms), M_TEMP,
2247 IEEE80211_M_NOWAIT | IEEE80211_M_ZERO);
2251 error = copyin(ireq->i_data, parms, ireq->i_len);
2256 nmodes = IEEE80211_MODE_MAX;
2258 /* validate parameters and check if anything changed */
2259 for (mode = IEEE80211_MODE_11A; mode < nmodes; mode++) {
2260 if (isclr(ic->ic_modecaps, mode))
2262 src = &parms->params[mode];
2263 dst = &vap->iv_roamparms[mode];
2264 rs = &ic->ic_sup_rates[mode]; /* NB: 11n maps to legacy */
2265 rs_ht = &ic->ic_sup_htrates;
2266 is11n = (mode == IEEE80211_MODE_11NA ||
2267 mode == IEEE80211_MODE_11NG);
2268 /* XXX TODO: 11ac */
2269 if (src->rate != dst->rate) {
2270 if (!checkrate(rs, src->rate) &&
2271 (!is11n || !checkmcs(rs_ht, src->rate))) {
2277 if (src->rssi != dst->rssi)
2282 * Copy new parameters in place and notify the
2283 * driver so it can push state to the device.
2286 for (mode = IEEE80211_MODE_11A; mode < nmodes; mode++) {
2287 if (isset(ic->ic_modecaps, mode))
2288 vap->iv_roamparms[mode] = parms->params[mode];
2291 if (vap->iv_roaming == IEEE80211_ROAMING_DEVICE)
2295 fail: IEEE80211_FREE(parms, M_TEMP);
2300 ieee80211_ioctl_settxparams(struct ieee80211vap *vap,
2301 const struct ieee80211req *ireq)
2303 struct ieee80211com *ic = vap->iv_ic;
2304 struct ieee80211_txparams_req parms; /* XXX stack use? */
2305 struct ieee80211_txparam *src, *dst;
2306 const struct ieee80211_htrateset *rs_ht;
2307 const struct ieee80211_rateset *rs;
2308 int error, mode, changed, is11n, nmodes;
2310 /* NB: accept short requests for backwards compat */
2311 if (ireq->i_len > sizeof(parms))
2313 error = copyin(ireq->i_data, &parms, ireq->i_len);
2316 nmodes = ireq->i_len / sizeof(struct ieee80211_txparam);
2318 /* validate parameters and check if anything changed */
2319 for (mode = IEEE80211_MODE_11A; mode < nmodes; mode++) {
2320 if (isclr(ic->ic_modecaps, mode))
2322 src = &parms.params[mode];
2323 dst = &vap->iv_txparms[mode];
2324 rs = &ic->ic_sup_rates[mode]; /* NB: 11n maps to legacy */
2325 rs_ht = &ic->ic_sup_htrates;
2326 is11n = (mode == IEEE80211_MODE_11NA ||
2327 mode == IEEE80211_MODE_11NG);
2328 if (src->ucastrate != dst->ucastrate) {
2329 if (!checkrate(rs, src->ucastrate) &&
2330 (!is11n || !checkmcs(rs_ht, src->ucastrate)))
2334 if (src->mcastrate != dst->mcastrate) {
2335 if (!checkrate(rs, src->mcastrate) &&
2336 (!is11n || !checkmcs(rs_ht, src->mcastrate)))
2340 if (src->mgmtrate != dst->mgmtrate) {
2341 if (!checkrate(rs, src->mgmtrate) &&
2342 (!is11n || !checkmcs(rs_ht, src->mgmtrate)))
2346 if (src->maxretry != dst->maxretry) /* NB: no bounds */
2351 * Copy new parameters in place and notify the
2352 * driver so it can push state to the device.
2354 for (mode = IEEE80211_MODE_11A; mode < nmodes; mode++) {
2355 if (isset(ic->ic_modecaps, mode))
2356 vap->iv_txparms[mode] = parms.params[mode];
2358 /* XXX could be more intelligent,
2359 e.g. don't reset if setting not being used */
2366 * Application Information Element support.
2369 setappie(struct ieee80211_appie **aie, const struct ieee80211req *ireq)
2371 struct ieee80211_appie *app = *aie;
2372 struct ieee80211_appie *napp;
2375 if (ireq->i_len == 0) { /* delete any existing ie */
2377 *aie = NULL; /* XXX racey */
2378 IEEE80211_FREE(app, M_80211_NODE_IE);
2382 if (!(2 <= ireq->i_len && ireq->i_len <= IEEE80211_MAX_APPIE))
2385 * Allocate a new appie structure and copy in the user data.
2386 * When done swap in the new structure. Note that we do not
2387 * guard against users holding a ref to the old structure;
2388 * this must be handled outside this code.
2392 napp = (struct ieee80211_appie *) IEEE80211_MALLOC(
2393 sizeof(struct ieee80211_appie) + ireq->i_len, M_80211_NODE_IE,
2394 IEEE80211_M_NOWAIT);
2397 /* XXX holding ic lock */
2398 error = copyin(ireq->i_data, napp->ie_data, ireq->i_len);
2400 IEEE80211_FREE(napp, M_80211_NODE_IE);
2403 napp->ie_len = ireq->i_len;
2406 IEEE80211_FREE(app, M_80211_NODE_IE);
2411 setwparsnie(struct ieee80211vap *vap, uint8_t *ie, int space)
2413 /* validate data is present as best we can */
2414 if (space == 0 || 2+ie[1] > space)
2416 if (ie[0] == IEEE80211_ELEMID_VENDOR)
2417 vap->iv_wpa_ie = ie;
2418 else if (ie[0] == IEEE80211_ELEMID_RSN)
2419 vap->iv_rsn_ie = ie;
2423 ieee80211_ioctl_setappie_locked(struct ieee80211vap *vap,
2424 const struct ieee80211req *ireq, int fc0)
2428 IEEE80211_LOCK_ASSERT(vap->iv_ic);
2430 switch (fc0 & IEEE80211_FC0_SUBTYPE_MASK) {
2431 case IEEE80211_FC0_SUBTYPE_BEACON:
2432 if (vap->iv_opmode != IEEE80211_M_HOSTAP &&
2433 vap->iv_opmode != IEEE80211_M_IBSS) {
2437 error = setappie(&vap->iv_appie_beacon, ireq);
2439 ieee80211_beacon_notify(vap, IEEE80211_BEACON_APPIE);
2441 case IEEE80211_FC0_SUBTYPE_PROBE_RESP:
2442 error = setappie(&vap->iv_appie_proberesp, ireq);
2444 case IEEE80211_FC0_SUBTYPE_ASSOC_RESP:
2445 if (vap->iv_opmode == IEEE80211_M_HOSTAP)
2446 error = setappie(&vap->iv_appie_assocresp, ireq);
2450 case IEEE80211_FC0_SUBTYPE_PROBE_REQ:
2451 error = setappie(&vap->iv_appie_probereq, ireq);
2453 case IEEE80211_FC0_SUBTYPE_ASSOC_REQ:
2454 if (vap->iv_opmode == IEEE80211_M_STA)
2455 error = setappie(&vap->iv_appie_assocreq, ireq);
2459 case (IEEE80211_APPIE_WPA & IEEE80211_FC0_SUBTYPE_MASK):
2460 error = setappie(&vap->iv_appie_wpa, ireq);
2463 * Must split single blob of data into separate
2464 * WPA and RSN ie's because they go in different
2465 * locations in the mgt frames.
2466 * XXX use IEEE80211_IOC_WPA2 so user code does split
2468 vap->iv_wpa_ie = NULL;
2469 vap->iv_rsn_ie = NULL;
2470 if (vap->iv_appie_wpa != NULL) {
2471 struct ieee80211_appie *appie =
2473 uint8_t *data = appie->ie_data;
2475 /* XXX ie length validate is painful, cheat */
2476 setwparsnie(vap, data, appie->ie_len);
2477 setwparsnie(vap, data + 2 + data[1],
2478 appie->ie_len - (2 + data[1]));
2480 if (vap->iv_opmode == IEEE80211_M_HOSTAP ||
2481 vap->iv_opmode == IEEE80211_M_IBSS) {
2483 * Must rebuild beacon frame as the update
2484 * mechanism doesn't handle WPA/RSN ie's.
2485 * Could extend it but it doesn't normally
2486 * change; this is just to deal with hostapd
2487 * plumbing the ie after the interface is up.
2501 ieee80211_ioctl_setappie(struct ieee80211vap *vap,
2502 const struct ieee80211req *ireq)
2504 struct ieee80211com *ic = vap->iv_ic;
2508 fc0 = ireq->i_val & 0xff;
2509 if ((fc0 & IEEE80211_FC0_TYPE_MASK) != IEEE80211_FC0_TYPE_MGT)
2511 /* NB: could check iv_opmode and reject but hardly worth the effort */
2513 error = ieee80211_ioctl_setappie_locked(vap, ireq, fc0);
2514 IEEE80211_UNLOCK(ic);
2519 ieee80211_ioctl_chanswitch(struct ieee80211vap *vap, struct ieee80211req *ireq)
2521 struct ieee80211com *ic = vap->iv_ic;
2522 struct ieee80211_chanswitch_req csr;
2523 struct ieee80211_channel *c;
2526 if (ireq->i_len != sizeof(csr))
2528 error = copyin(ireq->i_data, &csr, sizeof(csr));
2531 /* XXX adhoc mode not supported */
2532 if (vap->iv_opmode != IEEE80211_M_HOSTAP ||
2533 (vap->iv_flags & IEEE80211_F_DOTH) == 0)
2535 c = ieee80211_find_channel(ic,
2536 csr.csa_chan.ic_freq, csr.csa_chan.ic_flags);
2540 if ((ic->ic_flags & IEEE80211_F_CSAPENDING) == 0)
2541 ieee80211_csa_startswitch(ic, c, csr.csa_mode, csr.csa_count);
2542 else if (csr.csa_count == 0)
2543 ieee80211_csa_cancelswitch(ic);
2546 IEEE80211_UNLOCK(ic);
2551 ieee80211_scanreq(struct ieee80211vap *vap, struct ieee80211_scan_req *sr)
2553 #define IEEE80211_IOC_SCAN_FLAGS \
2554 (IEEE80211_IOC_SCAN_NOPICK | IEEE80211_IOC_SCAN_ACTIVE | \
2555 IEEE80211_IOC_SCAN_PICK1ST | IEEE80211_IOC_SCAN_BGSCAN | \
2556 IEEE80211_IOC_SCAN_ONCE | IEEE80211_IOC_SCAN_NOBCAST | \
2557 IEEE80211_IOC_SCAN_NOJOIN | IEEE80211_IOC_SCAN_FLUSH | \
2558 IEEE80211_IOC_SCAN_CHECK)
2559 struct ieee80211com *ic = vap->iv_ic;
2562 /* convert duration */
2563 if (sr->sr_duration == IEEE80211_IOC_SCAN_FOREVER)
2564 sr->sr_duration = IEEE80211_SCAN_FOREVER;
2566 if (sr->sr_duration < IEEE80211_IOC_SCAN_DURATION_MIN ||
2567 sr->sr_duration > IEEE80211_IOC_SCAN_DURATION_MAX)
2569 sr->sr_duration = msecs_to_ticks(sr->sr_duration);
2571 /* convert min/max channel dwell */
2572 if (sr->sr_mindwell != 0)
2573 sr->sr_mindwell = msecs_to_ticks(sr->sr_mindwell);
2574 if (sr->sr_maxdwell != 0)
2575 sr->sr_maxdwell = msecs_to_ticks(sr->sr_maxdwell);
2576 /* NB: silently reduce ssid count to what is supported */
2577 if (sr->sr_nssid > IEEE80211_SCAN_MAX_SSID)
2578 sr->sr_nssid = IEEE80211_SCAN_MAX_SSID;
2579 for (i = 0; i < sr->sr_nssid; i++)
2580 if (sr->sr_ssid[i].len > IEEE80211_NWID_LEN)
2582 /* cleanse flags just in case, could reject if invalid flags */
2583 sr->sr_flags &= IEEE80211_IOC_SCAN_FLAGS;
2585 * Add an implicit NOPICK if the vap is not marked UP. This
2586 * allows applications to scan without joining a bss (or picking
2587 * a channel and setting up a bss) and without forcing manual
2588 * roaming mode--you just need to mark the parent device UP.
2590 if ((vap->iv_ifp->if_flags & IFF_UP) == 0)
2591 sr->sr_flags |= IEEE80211_IOC_SCAN_NOPICK;
2593 IEEE80211_DPRINTF(vap, IEEE80211_MSG_SCAN,
2594 "%s: flags 0x%x%s duration 0x%x mindwell %u maxdwell %u nssid %d\n",
2595 __func__, sr->sr_flags,
2596 (vap->iv_ifp->if_flags & IFF_UP) == 0 ? " (!IFF_UP)" : "",
2597 sr->sr_duration, sr->sr_mindwell, sr->sr_maxdwell, sr->sr_nssid);
2599 * If we are in INIT state then the driver has never had a chance
2600 * to setup hardware state to do a scan; we must use the state
2601 * machine to get us up to the SCAN state but once we reach SCAN
2602 * state we then want to use the supplied params. Stash the
2603 * parameters in the vap and mark IEEE80211_FEXT_SCANREQ; the
2604 * state machines will recognize this and use the stashed params
2605 * to issue the scan request.
2607 * Otherwise just invoke the scan machinery directly.
2610 if (ic->ic_nrunning == 0) {
2611 IEEE80211_UNLOCK(ic);
2615 if (vap->iv_state == IEEE80211_S_INIT) {
2616 /* NB: clobbers previous settings */
2617 vap->iv_scanreq_flags = sr->sr_flags;
2618 vap->iv_scanreq_duration = sr->sr_duration;
2619 vap->iv_scanreq_nssid = sr->sr_nssid;
2620 for (i = 0; i < sr->sr_nssid; i++) {
2621 vap->iv_scanreq_ssid[i].len = sr->sr_ssid[i].len;
2622 memcpy(vap->iv_scanreq_ssid[i].ssid,
2623 sr->sr_ssid[i].ssid, sr->sr_ssid[i].len);
2625 vap->iv_flags_ext |= IEEE80211_FEXT_SCANREQ;
2626 IEEE80211_UNLOCK(ic);
2627 ieee80211_new_state(vap, IEEE80211_S_SCAN, 0);
2629 vap->iv_flags_ext &= ~IEEE80211_FEXT_SCANREQ;
2630 IEEE80211_UNLOCK(ic);
2631 if (sr->sr_flags & IEEE80211_IOC_SCAN_CHECK) {
2632 error = ieee80211_check_scan(vap, sr->sr_flags,
2633 sr->sr_duration, sr->sr_mindwell, sr->sr_maxdwell,
2635 /* NB: cheat, we assume structures are compatible */
2636 (const struct ieee80211_scan_ssid *) &sr->sr_ssid[0]);
2638 error = ieee80211_start_scan(vap, sr->sr_flags,
2639 sr->sr_duration, sr->sr_mindwell, sr->sr_maxdwell,
2641 /* NB: cheat, we assume structures are compatible */
2642 (const struct ieee80211_scan_ssid *) &sr->sr_ssid[0]);
2648 #undef IEEE80211_IOC_SCAN_FLAGS
2652 ieee80211_ioctl_scanreq(struct ieee80211vap *vap, struct ieee80211req *ireq)
2654 struct ieee80211_scan_req *sr;
2657 if (ireq->i_len != sizeof(*sr))
2659 sr = IEEE80211_MALLOC(sizeof(*sr), M_TEMP,
2660 IEEE80211_M_NOWAIT | IEEE80211_M_ZERO);
2663 error = copyin(ireq->i_data, sr, sizeof(*sr));
2666 error = ieee80211_scanreq(vap, sr);
2668 IEEE80211_FREE(sr, M_TEMP);
2673 ieee80211_ioctl_setstavlan(struct ieee80211vap *vap, struct ieee80211req *ireq)
2675 struct ieee80211_node *ni;
2676 struct ieee80211req_sta_vlan vlan;
2679 if (ireq->i_len != sizeof(vlan))
2681 error = copyin(ireq->i_data, &vlan, sizeof(vlan));
2684 if (!IEEE80211_ADDR_EQ(vlan.sv_macaddr, zerobssid)) {
2685 ni = ieee80211_find_vap_node(&vap->iv_ic->ic_sta, vap,
2690 ni = ieee80211_ref_node(vap->iv_bss);
2691 ni->ni_vlan = vlan.sv_vlan;
2692 ieee80211_free_node(ni);
2697 isvap11g(const struct ieee80211vap *vap)
2699 const struct ieee80211_node *bss = vap->iv_bss;
2700 return bss->ni_chan != IEEE80211_CHAN_ANYC &&
2701 IEEE80211_IS_CHAN_ANYG(bss->ni_chan);
2705 isvapht(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_HT(bss->ni_chan);
2713 * Dummy ioctl set handler so the linker set is defined.
2716 dummy_ioctl_set(struct ieee80211vap *vap, struct ieee80211req *ireq)
2720 IEEE80211_IOCTL_SET(dummy, dummy_ioctl_set);
2723 ieee80211_ioctl_setdefault(struct ieee80211vap *vap, struct ieee80211req *ireq)
2725 ieee80211_ioctl_setfunc * const *set;
2728 SET_FOREACH(set, ieee80211_ioctl_setset) {
2729 error = (*set)(vap, ireq);
2730 if (error != ENOSYS)
2737 ieee80211_ioctl_set80211(struct ieee80211vap *vap, u_long cmd, struct ieee80211req *ireq)
2739 struct ieee80211com *ic = vap->iv_ic;
2741 const struct ieee80211_authenticator *auth;
2742 uint8_t tmpkey[IEEE80211_KEYBUF_SIZE];
2743 char tmpssid[IEEE80211_NWID_LEN];
2744 uint8_t tmpbssid[IEEE80211_ADDR_LEN];
2745 struct ieee80211_key *k;
2750 switch (ireq->i_type) {
2751 case IEEE80211_IOC_SSID:
2752 if (ireq->i_val != 0 ||
2753 ireq->i_len > IEEE80211_NWID_LEN)
2755 error = copyin(ireq->i_data, tmpssid, ireq->i_len);
2758 memset(vap->iv_des_ssid[0].ssid, 0, IEEE80211_NWID_LEN);
2759 vap->iv_des_ssid[0].len = ireq->i_len;
2760 memcpy(vap->iv_des_ssid[0].ssid, tmpssid, ireq->i_len);
2761 vap->iv_des_nssid = (ireq->i_len > 0);
2764 case IEEE80211_IOC_WEP:
2765 switch (ireq->i_val) {
2766 case IEEE80211_WEP_OFF:
2767 vap->iv_flags &= ~IEEE80211_F_PRIVACY;
2768 vap->iv_flags &= ~IEEE80211_F_DROPUNENC;
2770 case IEEE80211_WEP_ON:
2771 vap->iv_flags |= IEEE80211_F_PRIVACY;
2772 vap->iv_flags |= IEEE80211_F_DROPUNENC;
2774 case IEEE80211_WEP_MIXED:
2775 vap->iv_flags |= IEEE80211_F_PRIVACY;
2776 vap->iv_flags &= ~IEEE80211_F_DROPUNENC;
2781 case IEEE80211_IOC_WEPKEY:
2782 kid = (u_int) ireq->i_val;
2783 if (kid >= IEEE80211_WEP_NKID)
2785 k = &vap->iv_nw_keys[kid];
2786 if (ireq->i_len == 0) {
2787 /* zero-len =>'s delete any existing key */
2788 (void) ieee80211_crypto_delkey(vap, k);
2791 if (ireq->i_len > sizeof(tmpkey))
2793 memset(tmpkey, 0, sizeof(tmpkey));
2794 error = copyin(ireq->i_data, tmpkey, ireq->i_len);
2797 ieee80211_key_update_begin(vap);
2798 k->wk_keyix = kid; /* NB: force fixed key id */
2799 if (ieee80211_crypto_newkey(vap, IEEE80211_CIPHER_WEP,
2800 IEEE80211_KEY_XMIT | IEEE80211_KEY_RECV, k)) {
2801 k->wk_keylen = ireq->i_len;
2802 memcpy(k->wk_key, tmpkey, sizeof(tmpkey));
2803 IEEE80211_ADDR_COPY(k->wk_macaddr, vap->iv_myaddr);
2804 if (!ieee80211_crypto_setkey(vap, k))
2808 ieee80211_key_update_end(vap);
2810 case IEEE80211_IOC_WEPTXKEY:
2811 kid = (u_int) ireq->i_val;
2812 if (kid >= IEEE80211_WEP_NKID &&
2813 (uint16_t) kid != IEEE80211_KEYIX_NONE)
2816 * Firmware devices may need to be told about an explicit
2817 * key index here, versus just inferring it from the
2818 * key set / change. Since we may also need to pause
2819 * things like transmit before the key is updated,
2820 * give the driver a chance to flush things by tying
2821 * into key update begin/end.
2823 ieee80211_key_update_begin(vap);
2824 ieee80211_crypto_set_deftxkey(vap, kid);
2825 ieee80211_key_update_end(vap);
2827 case IEEE80211_IOC_AUTHMODE:
2828 switch (ireq->i_val) {
2829 case IEEE80211_AUTH_WPA:
2830 case IEEE80211_AUTH_8021X: /* 802.1x */
2831 case IEEE80211_AUTH_OPEN: /* open */
2832 case IEEE80211_AUTH_SHARED: /* shared-key */
2833 case IEEE80211_AUTH_AUTO: /* auto */
2834 auth = ieee80211_authenticator_get(ireq->i_val);
2841 switch (ireq->i_val) {
2842 case IEEE80211_AUTH_WPA: /* WPA w/ 802.1x */
2843 vap->iv_flags |= IEEE80211_F_PRIVACY;
2844 ireq->i_val = IEEE80211_AUTH_8021X;
2846 case IEEE80211_AUTH_OPEN: /* open */
2847 vap->iv_flags &= ~(IEEE80211_F_WPA|IEEE80211_F_PRIVACY);
2849 case IEEE80211_AUTH_SHARED: /* shared-key */
2850 case IEEE80211_AUTH_8021X: /* 802.1x */
2851 vap->iv_flags &= ~IEEE80211_F_WPA;
2852 /* both require a key so mark the PRIVACY capability */
2853 vap->iv_flags |= IEEE80211_F_PRIVACY;
2855 case IEEE80211_AUTH_AUTO: /* auto */
2856 vap->iv_flags &= ~IEEE80211_F_WPA;
2857 /* XXX PRIVACY handling? */
2858 /* XXX what's the right way to do this? */
2861 /* NB: authenticator attach/detach happens on state change */
2862 vap->iv_bss->ni_authmode = ireq->i_val;
2863 /* XXX mixed/mode/usage? */
2864 vap->iv_auth = auth;
2867 case IEEE80211_IOC_CHANNEL:
2868 error = ieee80211_ioctl_setchannel(vap, ireq);
2870 case IEEE80211_IOC_POWERSAVE:
2871 switch (ireq->i_val) {
2872 case IEEE80211_POWERSAVE_OFF:
2873 if (vap->iv_flags & IEEE80211_F_PMGTON) {
2874 ieee80211_syncflag(vap, -IEEE80211_F_PMGTON);
2878 case IEEE80211_POWERSAVE_ON:
2879 if ((vap->iv_caps & IEEE80211_C_PMGT) == 0)
2881 else if ((vap->iv_flags & IEEE80211_F_PMGTON) == 0) {
2882 ieee80211_syncflag(vap, IEEE80211_F_PMGTON);
2891 case IEEE80211_IOC_POWERSAVESLEEP:
2892 if (ireq->i_val < 0)
2894 ic->ic_lintval = ireq->i_val;
2897 case IEEE80211_IOC_RTSTHRESHOLD:
2898 if (!(IEEE80211_RTS_MIN <= ireq->i_val &&
2899 ireq->i_val <= IEEE80211_RTS_MAX))
2901 vap->iv_rtsthreshold = ireq->i_val;
2904 case IEEE80211_IOC_PROTMODE:
2905 if (ireq->i_val > IEEE80211_PROT_RTSCTS)
2907 vap->iv_protmode = (enum ieee80211_protmode)ireq->i_val;
2908 /* NB: if not operating in 11g this can wait */
2909 if (ic->ic_bsschan != IEEE80211_CHAN_ANYC &&
2910 IEEE80211_IS_CHAN_ANYG(ic->ic_bsschan))
2912 /* driver callback for protection mode update */
2913 ieee80211_vap_update_erp_protmode(vap);
2915 case IEEE80211_IOC_TXPOWER:
2916 if ((ic->ic_caps & IEEE80211_C_TXPMGT) == 0)
2918 if (!(IEEE80211_TXPOWER_MIN <= ireq->i_val &&
2919 ireq->i_val <= IEEE80211_TXPOWER_MAX))
2921 ic->ic_txpowlimit = ireq->i_val;
2924 case IEEE80211_IOC_ROAMING:
2925 if (!(IEEE80211_ROAMING_DEVICE <= ireq->i_val &&
2926 ireq->i_val <= IEEE80211_ROAMING_MANUAL))
2928 vap->iv_roaming = (enum ieee80211_roamingmode)ireq->i_val;
2931 case IEEE80211_IOC_PRIVACY:
2933 /* XXX check for key state? */
2934 vap->iv_flags |= IEEE80211_F_PRIVACY;
2936 vap->iv_flags &= ~IEEE80211_F_PRIVACY;
2939 case IEEE80211_IOC_DROPUNENCRYPTED:
2941 vap->iv_flags |= IEEE80211_F_DROPUNENC;
2943 vap->iv_flags &= ~IEEE80211_F_DROPUNENC;
2946 case IEEE80211_IOC_WPAKEY:
2947 error = ieee80211_ioctl_setkey(vap, ireq);
2949 case IEEE80211_IOC_DELKEY:
2950 error = ieee80211_ioctl_delkey(vap, ireq);
2952 case IEEE80211_IOC_MLME:
2953 error = ieee80211_ioctl_setmlme(vap, ireq);
2955 case IEEE80211_IOC_COUNTERMEASURES:
2957 if ((vap->iv_flags & IEEE80211_F_WPA) == 0)
2959 vap->iv_flags |= IEEE80211_F_COUNTERM;
2961 vap->iv_flags &= ~IEEE80211_F_COUNTERM;
2964 case IEEE80211_IOC_WPA:
2965 if (ireq->i_val > 3)
2967 /* XXX verify ciphers available */
2968 flags = vap->iv_flags & ~IEEE80211_F_WPA;
2969 switch (ireq->i_val) {
2971 /* wpa_supplicant calls this to clear the WPA config */
2974 if (!(vap->iv_caps & IEEE80211_C_WPA1))
2976 flags |= IEEE80211_F_WPA1;
2979 if (!(vap->iv_caps & IEEE80211_C_WPA2))
2981 flags |= IEEE80211_F_WPA2;
2984 if ((vap->iv_caps & IEEE80211_C_WPA) != IEEE80211_C_WPA)
2986 flags |= IEEE80211_F_WPA1 | IEEE80211_F_WPA2;
2988 default: /* Can't set any -> error */
2991 vap->iv_flags = flags;
2992 error = ERESTART; /* NB: can change beacon frame */
2994 case IEEE80211_IOC_WME:
2996 if ((vap->iv_caps & IEEE80211_C_WME) == 0)
2998 ieee80211_syncflag(vap, IEEE80211_F_WME);
3000 ieee80211_syncflag(vap, -IEEE80211_F_WME);
3001 error = ERESTART; /* NB: can change beacon frame */
3003 case IEEE80211_IOC_HIDESSID:
3005 vap->iv_flags |= IEEE80211_F_HIDESSID;
3007 vap->iv_flags &= ~IEEE80211_F_HIDESSID;
3008 error = ERESTART; /* XXX ENETRESET? */
3010 case IEEE80211_IOC_APBRIDGE:
3011 if (ireq->i_val == 0)
3012 vap->iv_flags |= IEEE80211_F_NOBRIDGE;
3014 vap->iv_flags &= ~IEEE80211_F_NOBRIDGE;
3016 case IEEE80211_IOC_BSSID:
3017 if (ireq->i_len != sizeof(tmpbssid))
3019 error = copyin(ireq->i_data, tmpbssid, ireq->i_len);
3022 IEEE80211_ADDR_COPY(vap->iv_des_bssid, tmpbssid);
3023 if (IEEE80211_ADDR_EQ(vap->iv_des_bssid, zerobssid))
3024 vap->iv_flags &= ~IEEE80211_F_DESBSSID;
3026 vap->iv_flags |= IEEE80211_F_DESBSSID;
3029 case IEEE80211_IOC_CHANLIST:
3030 error = ieee80211_ioctl_setchanlist(vap, ireq);
3032 #define OLD_IEEE80211_IOC_SCAN_REQ 23
3033 #ifdef OLD_IEEE80211_IOC_SCAN_REQ
3034 case OLD_IEEE80211_IOC_SCAN_REQ:
3035 IEEE80211_DPRINTF(vap, IEEE80211_MSG_SCAN,
3036 "%s: active scan request\n", __func__);
3038 * If we are in INIT state then the driver has never
3039 * had a chance to setup hardware state to do a scan;
3040 * use the state machine to get us up the SCAN state.
3041 * Otherwise just invoke the scan machinery to start
3044 if (vap->iv_state == IEEE80211_S_INIT)
3045 ieee80211_new_state(vap, IEEE80211_S_SCAN, 0);
3047 (void) ieee80211_start_scan(vap,
3048 IEEE80211_SCAN_ACTIVE |
3049 IEEE80211_SCAN_NOPICK |
3050 IEEE80211_SCAN_ONCE,
3051 IEEE80211_SCAN_FOREVER, 0, 0,
3052 /* XXX use ioctl params */
3053 vap->iv_des_nssid, vap->iv_des_ssid);
3055 #endif /* OLD_IEEE80211_IOC_SCAN_REQ */
3056 case IEEE80211_IOC_SCAN_REQ:
3057 error = ieee80211_ioctl_scanreq(vap, ireq);
3059 case IEEE80211_IOC_SCAN_CANCEL:
3060 IEEE80211_DPRINTF(vap, IEEE80211_MSG_SCAN,
3061 "%s: cancel scan\n", __func__);
3062 ieee80211_cancel_scan(vap);
3064 case IEEE80211_IOC_HTCONF:
3065 if (ireq->i_val & 1)
3066 ieee80211_syncflag_ht(vap, IEEE80211_FHT_HT);
3068 ieee80211_syncflag_ht(vap, -IEEE80211_FHT_HT);
3069 if (ireq->i_val & 2)
3070 ieee80211_syncflag_ht(vap, IEEE80211_FHT_USEHT40);
3072 ieee80211_syncflag_ht(vap, -IEEE80211_FHT_USEHT40);
3075 case IEEE80211_IOC_ADDMAC:
3076 case IEEE80211_IOC_DELMAC:
3077 error = ieee80211_ioctl_macmac(vap, ireq);
3079 case IEEE80211_IOC_MACCMD:
3080 error = ieee80211_ioctl_setmaccmd(vap, ireq);
3082 case IEEE80211_IOC_STA_STATS:
3083 error = ieee80211_ioctl_setstastats(vap, ireq);
3085 case IEEE80211_IOC_STA_TXPOW:
3086 error = ieee80211_ioctl_setstatxpow(vap, ireq);
3088 case IEEE80211_IOC_WME_CWMIN: /* WME: CWmin */
3089 case IEEE80211_IOC_WME_CWMAX: /* WME: CWmax */
3090 case IEEE80211_IOC_WME_AIFS: /* WME: AIFS */
3091 case IEEE80211_IOC_WME_TXOPLIMIT: /* WME: txops limit */
3092 case IEEE80211_IOC_WME_ACM: /* WME: ACM (bss only) */
3093 case IEEE80211_IOC_WME_ACKPOLICY: /* WME: ACK policy (!bss only) */
3094 error = ieee80211_ioctl_setwmeparam(vap, ireq);
3096 case IEEE80211_IOC_DTIM_PERIOD:
3097 if (vap->iv_opmode != IEEE80211_M_HOSTAP &&
3098 vap->iv_opmode != IEEE80211_M_MBSS &&
3099 vap->iv_opmode != IEEE80211_M_IBSS)
3101 if (IEEE80211_DTIM_MIN <= ireq->i_val &&
3102 ireq->i_val <= IEEE80211_DTIM_MAX) {
3103 vap->iv_dtim_period = ireq->i_val;
3104 error = ENETRESET; /* requires restart */
3108 case IEEE80211_IOC_BEACON_INTERVAL:
3109 if (vap->iv_opmode != IEEE80211_M_HOSTAP &&
3110 vap->iv_opmode != IEEE80211_M_MBSS &&
3111 vap->iv_opmode != IEEE80211_M_IBSS)
3113 if (IEEE80211_BINTVAL_MIN <= ireq->i_val &&
3114 ireq->i_val <= IEEE80211_BINTVAL_MAX) {
3115 ic->ic_bintval = ireq->i_val;
3116 error = ENETRESET; /* requires restart */
3120 case IEEE80211_IOC_PUREG:
3122 vap->iv_flags |= IEEE80211_F_PUREG;
3124 vap->iv_flags &= ~IEEE80211_F_PUREG;
3125 /* NB: reset only if we're operating on an 11g channel */
3129 case IEEE80211_IOC_QUIET:
3130 vap->iv_quiet= ireq->i_val;
3132 case IEEE80211_IOC_QUIET_COUNT:
3133 vap->iv_quiet_count=ireq->i_val;
3135 case IEEE80211_IOC_QUIET_PERIOD:
3136 vap->iv_quiet_period=ireq->i_val;
3138 case IEEE80211_IOC_QUIET_OFFSET:
3139 vap->iv_quiet_offset=ireq->i_val;
3141 case IEEE80211_IOC_QUIET_DUR:
3142 if(ireq->i_val < vap->iv_bss->ni_intval)
3143 vap->iv_quiet_duration = ireq->i_val;
3147 case IEEE80211_IOC_BGSCAN:
3149 if ((vap->iv_caps & IEEE80211_C_BGSCAN) == 0)
3151 vap->iv_flags |= IEEE80211_F_BGSCAN;
3153 vap->iv_flags &= ~IEEE80211_F_BGSCAN;
3155 case IEEE80211_IOC_BGSCAN_IDLE:
3156 if (ireq->i_val >= IEEE80211_BGSCAN_IDLE_MIN)
3157 vap->iv_bgscanidle = ireq->i_val*hz/1000;
3161 case IEEE80211_IOC_BGSCAN_INTERVAL:
3162 if (ireq->i_val >= IEEE80211_BGSCAN_INTVAL_MIN)
3163 vap->iv_bgscanintvl = ireq->i_val*hz;
3167 case IEEE80211_IOC_SCANVALID:
3168 if (ireq->i_val >= IEEE80211_SCAN_VALID_MIN)
3169 vap->iv_scanvalid = ireq->i_val*hz;
3173 case IEEE80211_IOC_FRAGTHRESHOLD:
3174 if ((vap->iv_caps & IEEE80211_C_TXFRAG) == 0 &&
3175 ireq->i_val != IEEE80211_FRAG_MAX)
3177 if (!(IEEE80211_FRAG_MIN <= ireq->i_val &&
3178 ireq->i_val <= IEEE80211_FRAG_MAX))
3180 vap->iv_fragthreshold = ireq->i_val;
3183 case IEEE80211_IOC_BURST:
3185 if ((vap->iv_caps & IEEE80211_C_BURST) == 0)
3187 ieee80211_syncflag(vap, IEEE80211_F_BURST);
3189 ieee80211_syncflag(vap, -IEEE80211_F_BURST);
3192 case IEEE80211_IOC_BMISSTHRESHOLD:
3193 if (!(IEEE80211_HWBMISS_MIN <= ireq->i_val &&
3194 ireq->i_val <= IEEE80211_HWBMISS_MAX))
3196 vap->iv_bmissthreshold = ireq->i_val;
3199 case IEEE80211_IOC_CURCHAN:
3200 error = ieee80211_ioctl_setcurchan(vap, ireq);
3202 case IEEE80211_IOC_SHORTGI:
3204 #define IEEE80211_HTCAP_SHORTGI \
3205 (IEEE80211_HTCAP_SHORTGI20 | IEEE80211_HTCAP_SHORTGI40)
3206 if (((ireq->i_val ^ vap->iv_htcaps) & IEEE80211_HTCAP_SHORTGI) != 0)
3208 if (ireq->i_val & IEEE80211_HTCAP_SHORTGI20)
3209 vap->iv_flags_ht |= IEEE80211_FHT_SHORTGI20;
3210 if (ireq->i_val & IEEE80211_HTCAP_SHORTGI40)
3211 vap->iv_flags_ht |= IEEE80211_FHT_SHORTGI40;
3212 #undef IEEE80211_HTCAP_SHORTGI
3215 ~(IEEE80211_FHT_SHORTGI20 | IEEE80211_FHT_SHORTGI40);
3218 case IEEE80211_IOC_AMPDU:
3219 if (ireq->i_val && (vap->iv_htcaps & IEEE80211_HTC_AMPDU) == 0)
3221 if (ireq->i_val & 1)
3222 vap->iv_flags_ht |= IEEE80211_FHT_AMPDU_TX;
3224 vap->iv_flags_ht &= ~IEEE80211_FHT_AMPDU_TX;
3225 if (ireq->i_val & 2)
3226 vap->iv_flags_ht |= IEEE80211_FHT_AMPDU_RX;
3228 vap->iv_flags_ht &= ~IEEE80211_FHT_AMPDU_RX;
3229 /* NB: reset only if we're operating on an 11n channel */
3233 case IEEE80211_IOC_AMPDU_LIMIT:
3234 /* XXX TODO: figure out ampdu_limit versus ampdu_rxmax */
3235 if (!(IEEE80211_HTCAP_MAXRXAMPDU_8K <= ireq->i_val &&
3236 ireq->i_val <= IEEE80211_HTCAP_MAXRXAMPDU_64K))
3238 if (vap->iv_opmode == IEEE80211_M_HOSTAP)
3239 vap->iv_ampdu_rxmax = ireq->i_val;
3241 vap->iv_ampdu_limit = ireq->i_val;
3244 case IEEE80211_IOC_AMPDU_DENSITY:
3245 if (!(IEEE80211_HTCAP_MPDUDENSITY_NA <= ireq->i_val &&
3246 ireq->i_val <= IEEE80211_HTCAP_MPDUDENSITY_16))
3248 vap->iv_ampdu_density = ireq->i_val;
3251 case IEEE80211_IOC_AMSDU:
3252 if (ireq->i_val && (vap->iv_htcaps & IEEE80211_HTC_AMSDU) == 0)
3254 if (ireq->i_val & 1)
3255 vap->iv_flags_ht |= IEEE80211_FHT_AMSDU_TX;
3257 vap->iv_flags_ht &= ~IEEE80211_FHT_AMSDU_TX;
3258 if (ireq->i_val & 2)
3259 vap->iv_flags_ht |= IEEE80211_FHT_AMSDU_RX;
3261 vap->iv_flags_ht &= ~IEEE80211_FHT_AMSDU_RX;
3262 /* NB: reset only if we're operating on an 11n channel */
3266 case IEEE80211_IOC_AMSDU_LIMIT:
3268 vap->iv_amsdu_limit = ireq->i_val; /* XXX truncation? */
3270 case IEEE80211_IOC_PUREN:
3272 if ((vap->iv_flags_ht & IEEE80211_FHT_HT) == 0)
3274 vap->iv_flags_ht |= IEEE80211_FHT_PUREN;
3276 vap->iv_flags_ht &= ~IEEE80211_FHT_PUREN;
3277 /* NB: reset only if we're operating on an 11n channel */
3281 case IEEE80211_IOC_DOTH:
3284 /* XXX no capability */
3285 if ((vap->iv_caps & IEEE80211_C_DOTH) == 0)
3288 vap->iv_flags |= IEEE80211_F_DOTH;
3290 vap->iv_flags &= ~IEEE80211_F_DOTH;
3293 case IEEE80211_IOC_REGDOMAIN:
3294 error = ieee80211_ioctl_setregdomain(vap, ireq);
3296 case IEEE80211_IOC_ROAM:
3297 error = ieee80211_ioctl_setroam(vap, ireq);
3299 case IEEE80211_IOC_TXPARAMS:
3300 error = ieee80211_ioctl_settxparams(vap, ireq);
3302 case IEEE80211_IOC_HTCOMPAT:
3304 if ((vap->iv_flags_ht & IEEE80211_FHT_HT) == 0)
3306 vap->iv_flags_ht |= IEEE80211_FHT_HTCOMPAT;
3308 vap->iv_flags_ht &= ~IEEE80211_FHT_HTCOMPAT;
3309 /* NB: reset only if we're operating on an 11n channel */
3313 case IEEE80211_IOC_DWDS:
3315 /* NB: DWDS only makes sense for WDS-capable devices */
3316 if ((ic->ic_caps & IEEE80211_C_WDS) == 0)
3318 /* NB: DWDS is used only with ap+sta vaps */
3319 if (vap->iv_opmode != IEEE80211_M_HOSTAP &&
3320 vap->iv_opmode != IEEE80211_M_STA)
3322 vap->iv_flags |= IEEE80211_F_DWDS;
3323 if (vap->iv_opmode == IEEE80211_M_STA)
3324 vap->iv_flags_ext |= IEEE80211_FEXT_4ADDR;
3326 vap->iv_flags &= ~IEEE80211_F_DWDS;
3327 if (vap->iv_opmode == IEEE80211_M_STA)
3328 vap->iv_flags_ext &= ~IEEE80211_FEXT_4ADDR;
3331 case IEEE80211_IOC_INACTIVITY:
3333 vap->iv_flags_ext |= IEEE80211_FEXT_INACT;
3335 vap->iv_flags_ext &= ~IEEE80211_FEXT_INACT;
3337 case IEEE80211_IOC_APPIE:
3338 error = ieee80211_ioctl_setappie(vap, ireq);
3340 case IEEE80211_IOC_WPS:
3342 if ((vap->iv_caps & IEEE80211_C_WPA) == 0)
3344 vap->iv_flags_ext |= IEEE80211_FEXT_WPS;
3346 vap->iv_flags_ext &= ~IEEE80211_FEXT_WPS;
3348 case IEEE80211_IOC_TSN:
3350 if ((vap->iv_caps & IEEE80211_C_WPA) == 0)
3352 vap->iv_flags_ext |= IEEE80211_FEXT_TSN;
3354 vap->iv_flags_ext &= ~IEEE80211_FEXT_TSN;
3356 case IEEE80211_IOC_CHANSWITCH:
3357 error = ieee80211_ioctl_chanswitch(vap, ireq);
3359 case IEEE80211_IOC_DFS:
3361 if ((vap->iv_caps & IEEE80211_C_DFS) == 0)
3363 /* NB: DFS requires 11h support */
3364 if ((vap->iv_flags & IEEE80211_F_DOTH) == 0)
3366 vap->iv_flags_ext |= IEEE80211_FEXT_DFS;
3368 vap->iv_flags_ext &= ~IEEE80211_FEXT_DFS;
3370 case IEEE80211_IOC_DOTD:
3372 vap->iv_flags_ext |= IEEE80211_FEXT_DOTD;
3374 vap->iv_flags_ext &= ~IEEE80211_FEXT_DOTD;
3375 if (vap->iv_opmode == IEEE80211_M_STA)
3378 case IEEE80211_IOC_HTPROTMODE:
3379 if (ireq->i_val > IEEE80211_PROT_RTSCTS)
3381 vap->iv_htprotmode = ireq->i_val ?
3382 IEEE80211_PROT_RTSCTS : IEEE80211_PROT_NONE;
3383 /* NB: if not operating in 11n this can wait */
3386 /* Notify driver layer of HT protmode changes */
3387 ieee80211_vap_update_ht_protmode(vap);
3389 case IEEE80211_IOC_STA_VLAN:
3390 error = ieee80211_ioctl_setstavlan(vap, ireq);
3392 case IEEE80211_IOC_SMPS:
3393 if ((ireq->i_val &~ IEEE80211_HTCAP_SMPS) != 0 ||
3394 ireq->i_val == 0x0008) /* value of 2 is reserved */
3396 if (ireq->i_val != IEEE80211_HTCAP_SMPS_OFF &&
3397 (vap->iv_htcaps & IEEE80211_HTC_SMPS) == 0)
3399 vap->iv_htcaps = (vap->iv_htcaps &~ IEEE80211_HTCAP_SMPS) |
3401 /* NB: if not operating in 11n this can wait */
3405 case IEEE80211_IOC_RIFS:
3406 if (ireq->i_val != 0) {
3407 if ((vap->iv_htcaps & IEEE80211_HTC_RIFS) == 0)
3409 vap->iv_flags_ht |= IEEE80211_FHT_RIFS;
3411 vap->iv_flags_ht &= ~IEEE80211_FHT_RIFS;
3412 /* NB: if not operating in 11n this can wait */
3416 case IEEE80211_IOC_STBC:
3417 /* Check if we can do STBC TX/RX before changing the setting */
3418 if ((ireq->i_val & 1) &&
3419 ((vap->iv_htcaps & IEEE80211_HTCAP_TXSTBC) == 0))
3421 if ((ireq->i_val & 2) &&
3422 ((vap->iv_htcaps & IEEE80211_HTCAP_RXSTBC) == 0))
3426 if (ireq->i_val & 1)
3427 vap->iv_flags_ht |= IEEE80211_FHT_STBC_TX;
3429 vap->iv_flags_ht &= ~IEEE80211_FHT_STBC_TX;
3432 if (ireq->i_val & 2)
3433 vap->iv_flags_ht |= IEEE80211_FHT_STBC_RX;
3435 vap->iv_flags_ht &= ~IEEE80211_FHT_STBC_RX;
3437 /* NB: reset only if we're operating on an 11n channel */
3441 case IEEE80211_IOC_LDPC:
3442 /* Check if we can do LDPC TX/RX before changing the setting */
3443 if ((ireq->i_val & 1) &&
3444 (vap->iv_htcaps & IEEE80211_HTC_TXLDPC) == 0)
3446 if ((ireq->i_val & 2) &&
3447 (vap->iv_htcaps & IEEE80211_HTCAP_LDPC) == 0)
3451 if (ireq->i_val & 1)
3452 vap->iv_flags_ht |= IEEE80211_FHT_LDPC_TX;
3454 vap->iv_flags_ht &= ~IEEE80211_FHT_LDPC_TX;
3457 if (ireq->i_val & 2)
3458 vap->iv_flags_ht |= IEEE80211_FHT_LDPC_RX;
3460 vap->iv_flags_ht &= ~IEEE80211_FHT_LDPC_RX;
3462 /* NB: reset only if we're operating on an 11n channel */
3466 case IEEE80211_IOC_UAPSD:
3467 if ((vap->iv_caps & IEEE80211_C_UAPSD) == 0)
3469 if (ireq->i_val == 0)
3470 vap->iv_flags_ext &= ~IEEE80211_FEXT_UAPSD;
3471 else if (ireq->i_val == 1)
3472 vap->iv_flags_ext |= IEEE80211_FEXT_UAPSD;
3478 case IEEE80211_IOC_VHTCONF:
3479 if (ireq->i_val & IEEE80211_FVHT_VHT)
3480 ieee80211_syncflag_vht(vap, IEEE80211_FVHT_VHT);
3482 ieee80211_syncflag_vht(vap, -IEEE80211_FVHT_VHT);
3484 if (ireq->i_val & IEEE80211_FVHT_USEVHT40)
3485 ieee80211_syncflag_vht(vap, IEEE80211_FVHT_USEVHT40);
3487 ieee80211_syncflag_vht(vap, -IEEE80211_FVHT_USEVHT40);
3489 if (ireq->i_val & IEEE80211_FVHT_USEVHT80)
3490 ieee80211_syncflag_vht(vap, IEEE80211_FVHT_USEVHT80);
3492 ieee80211_syncflag_vht(vap, -IEEE80211_FVHT_USEVHT80);
3494 if (ireq->i_val & IEEE80211_FVHT_USEVHT160)
3495 ieee80211_syncflag_vht(vap, IEEE80211_FVHT_USEVHT160);
3497 ieee80211_syncflag_vht(vap, -IEEE80211_FVHT_USEVHT160);
3499 if (ireq->i_val & IEEE80211_FVHT_USEVHT80P80)
3500 ieee80211_syncflag_vht(vap, IEEE80211_FVHT_USEVHT80P80);
3502 ieee80211_syncflag_vht(vap, -IEEE80211_FVHT_USEVHT80P80);
3508 error = ieee80211_ioctl_setdefault(vap, ireq);
3512 * The convention is that ENETRESET means an operation
3513 * requires a complete re-initialization of the device (e.g.
3514 * changing something that affects the association state).
3515 * ERESTART means the request may be handled with only a
3516 * reload of the hardware state. We hand ERESTART requests
3517 * to the iv_reset callback so the driver can decide. If
3518 * a device does not fillin iv_reset then it defaults to one
3519 * that returns ENETRESET. Otherwise a driver may return
3520 * ENETRESET (in which case a full reset will be done) or
3521 * 0 to mean there's no need to do anything (e.g. when the
3522 * change has no effect on the driver/device).
3524 if (error == ERESTART)
3525 error = IFNET_IS_UP_RUNNING(vap->iv_ifp) ?
3526 vap->iv_reset(vap, ireq->i_type) : 0;
3527 if (error == ENETRESET) {
3528 /* XXX need to re-think AUTO handling */
3529 if (IS_UP_AUTO(vap))
3530 ieee80211_init(vap);
3537 ieee80211_ioctl(struct ifnet *ifp, u_long cmd, caddr_t data)
3539 struct ieee80211vap *vap = ifp->if_softc;
3540 struct ieee80211com *ic = vap->iv_ic;
3541 int error = 0, wait = 0, ic_used;
3543 struct ifaddr *ifa; /* XXX */
3545 ic_used = (cmd != SIOCSIFMTU && cmd != SIOCG80211STATS);
3546 if (ic_used && (error = ieee80211_com_vincref(vap)) != 0)
3552 if ((ifp->if_flags ^ vap->iv_ifflags) & IFF_PROMISC) {
3554 * Enable promiscuous mode when:
3555 * 1. Interface is not a member of bridge, or
3556 * 2. Requested by user, or
3557 * 3. In monitor (or adhoc-demo) mode.
3559 if (ifp->if_bridge == NULL ||
3560 (ifp->if_flags & IFF_PPROMISC) != 0 ||
3561 vap->iv_opmode == IEEE80211_M_MONITOR ||
3562 (vap->iv_opmode == IEEE80211_M_AHDEMO &&
3563 (vap->iv_caps & IEEE80211_C_TDMA) == 0)) {
3564 ieee80211_promisc(vap,
3565 ifp->if_flags & IFF_PROMISC);
3566 vap->iv_ifflags ^= IFF_PROMISC;
3569 if ((ifp->if_flags ^ vap->iv_ifflags) & IFF_ALLMULTI) {
3570 ieee80211_allmulti(vap, ifp->if_flags & IFF_ALLMULTI);
3571 vap->iv_ifflags ^= IFF_ALLMULTI;
3573 if (ifp->if_flags & IFF_UP) {
3575 * Bring ourself up unless we're already operational.
3576 * If we're the first vap and the parent is not up
3577 * then it will automatically be brought up as a
3578 * side-effect of bringing ourself up.
3580 if (vap->iv_state == IEEE80211_S_INIT) {
3581 if (ic->ic_nrunning == 0)
3583 ieee80211_start_locked(vap);
3585 } else if (ifp->if_drv_flags & IFF_DRV_RUNNING) {
3587 * Stop ourself. If we are the last vap to be
3588 * marked down the parent will also be taken down.
3590 if (ic->ic_nrunning == 1)
3592 ieee80211_stop_locked(vap);
3594 IEEE80211_UNLOCK(ic);
3595 /* Wait for parent ioctl handler if it was queued */
3597 struct epoch_tracker et;
3599 ieee80211_waitfor_parent(ic);
3602 * Check if the MAC address was changed
3603 * via SIOCSIFLLADDR ioctl.
3605 * NB: device may be detached during initialization;
3606 * use if_ioctl for existence check.
3608 NET_EPOCH_ENTER(et);
3609 if (ifp->if_ioctl == ieee80211_ioctl &&
3610 (ifp->if_flags & IFF_UP) == 0 &&
3611 !IEEE80211_ADDR_EQ(vap->iv_myaddr, IF_LLADDR(ifp)))
3612 IEEE80211_ADDR_COPY(vap->iv_myaddr,
3619 ieee80211_runtask(ic, &ic->ic_mcast_task);
3623 ifr = (struct ifreq *)data;
3624 error = ifmedia_ioctl(ifp, ifr, &vap->iv_media, cmd);
3627 error = ieee80211_ioctl_get80211(vap, cmd,
3628 (struct ieee80211req *) data);
3631 error = ieee80211_priv_check_vap_manage(cmd, vap, ifp);
3633 error = ieee80211_ioctl_set80211(vap, cmd,
3634 (struct ieee80211req *) data);
3636 case SIOCG80211STATS:
3637 ifr = (struct ifreq *)data;
3638 copyout(&vap->iv_stats, ifr_data_get_ptr(ifr),
3639 sizeof (vap->iv_stats));
3642 ifr = (struct ifreq *)data;
3643 if (!(IEEE80211_MTU_MIN <= ifr->ifr_mtu &&
3644 ifr->ifr_mtu <= IEEE80211_MTU_MAX))
3647 ifp->if_mtu = ifr->ifr_mtu;
3651 * XXX Handle this directly so we can suppress if_init calls.
3652 * XXX This should be done in ether_ioctl but for the moment
3653 * XXX there are too many other parts of the system that
3654 * XXX set IFF_UP and so suppress if_init being called when
3657 ifa = (struct ifaddr *) data;
3658 switch (ifa->ifa_addr->sa_family) {
3661 if ((ifp->if_flags & IFF_UP) == 0) {
3662 ifp->if_flags |= IFF_UP;
3663 ifp->if_init(ifp->if_softc);
3665 arp_ifinit(ifp, ifa);
3669 if ((ifp->if_flags & IFF_UP) == 0) {
3670 ifp->if_flags |= IFF_UP;
3671 ifp->if_init(ifp->if_softc);
3677 error = ieee80211_priv_check_vap_setmac(cmd, vap, ifp);
3683 * Pass unknown ioctls first to the driver, and if it
3684 * returns ENOTTY, then to the generic Ethernet handler.
3686 if (ic->ic_ioctl != NULL &&
3687 (error = ic->ic_ioctl(ic, cmd, data)) != ENOTTY)
3689 error = ether_ioctl(ifp, cmd, data);
3694 ieee80211_com_vdecref(vap);