2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
4 * Copyright (c) 2001 Atsushi Onoe
5 * Copyright (c) 2002-2009 Sam Leffler, Errno Consulting
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
11 * 1. Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 #include <sys/cdefs.h>
30 __FBSDID("$FreeBSD$");
33 * IEEE 802.11 ioctl support (FreeBSD-specific)
39 #include <sys/endian.h>
40 #include <sys/param.h>
41 #include <sys/kernel.h>
42 #include <sys/malloc.h>
44 #include <sys/socket.h>
45 #include <sys/sockio.h>
46 #include <sys/systm.h>
49 #include <net/if_var.h>
50 #include <net/if_dl.h>
51 #include <net/if_media.h>
52 #include <net/ethernet.h>
55 #include <netinet/in.h>
56 #include <netinet/if_ether.h>
59 #include <net80211/ieee80211_var.h>
60 #include <net80211/ieee80211_ioctl.h>
61 #include <net80211/ieee80211_regdomain.h>
62 #include <net80211/ieee80211_input.h>
64 #define IS_UP_AUTO(_vap) \
65 (IFNET_IS_UP_RUNNING((_vap)->iv_ifp) && \
66 (_vap)->iv_roaming == IEEE80211_ROAMING_AUTO)
68 static const uint8_t zerobssid[IEEE80211_ADDR_LEN];
69 static struct ieee80211_channel *findchannel(struct ieee80211com *,
71 static int ieee80211_scanreq(struct ieee80211vap *,
72 struct ieee80211_scan_req *);
75 ieee80211_ioctl_getkey(struct ieee80211vap *vap, struct ieee80211req *ireq)
77 struct ieee80211com *ic = vap->iv_ic;
78 struct ieee80211_node *ni;
79 struct ieee80211req_key ik;
80 struct ieee80211_key *wk;
81 const struct ieee80211_cipher *cip;
85 if (ireq->i_len != sizeof(ik))
87 error = copyin(ireq->i_data, &ik, sizeof(ik));
91 if (kid == IEEE80211_KEYIX_NONE) {
92 ni = ieee80211_find_vap_node(&ic->ic_sta, vap, ik.ik_macaddr);
95 wk = &ni->ni_ucastkey;
97 if (kid >= IEEE80211_WEP_NKID)
99 wk = &vap->iv_nw_keys[kid];
100 IEEE80211_ADDR_COPY(&ik.ik_macaddr, vap->iv_bss->ni_macaddr);
104 ik.ik_type = cip->ic_cipher;
105 ik.ik_keylen = wk->wk_keylen;
106 ik.ik_flags = wk->wk_flags & (IEEE80211_KEY_XMIT | IEEE80211_KEY_RECV);
107 if (wk->wk_keyix == vap->iv_def_txkey)
108 ik.ik_flags |= IEEE80211_KEY_DEFAULT;
109 /* XXX TODO: move priv check to ieee80211_freebsd.c */
110 if (priv_check(curthread, PRIV_NET80211_VAP_GETKEY) == 0) {
111 /* NB: only root can read key data */
112 ik.ik_keyrsc = wk->wk_keyrsc[IEEE80211_NONQOS_TID];
113 ik.ik_keytsc = wk->wk_keytsc;
114 memcpy(ik.ik_keydata, wk->wk_key, wk->wk_keylen);
115 if (cip->ic_cipher == IEEE80211_CIPHER_TKIP) {
116 memcpy(ik.ik_keydata+wk->wk_keylen,
117 wk->wk_key + IEEE80211_KEYBUF_SIZE,
118 IEEE80211_MICBUF_SIZE);
119 ik.ik_keylen += IEEE80211_MICBUF_SIZE;
124 memset(ik.ik_keydata, 0, sizeof(ik.ik_keydata));
127 ieee80211_free_node(ni);
128 return copyout(&ik, ireq->i_data, sizeof(ik));
132 ieee80211_ioctl_getchanlist(struct ieee80211vap *vap, struct ieee80211req *ireq)
134 struct ieee80211com *ic = vap->iv_ic;
136 if (sizeof(ic->ic_chan_active) < ireq->i_len)
137 ireq->i_len = sizeof(ic->ic_chan_active);
138 return copyout(&ic->ic_chan_active, ireq->i_data, ireq->i_len);
142 ieee80211_ioctl_getchaninfo(struct ieee80211vap *vap, struct ieee80211req *ireq)
144 struct ieee80211com *ic = vap->iv_ic;
147 space = __offsetof(struct ieee80211req_chaninfo,
148 ic_chans[ic->ic_nchans]);
149 if (space > ireq->i_len)
151 /* XXX assumes compatible layout */
152 return copyout(&ic->ic_nchans, ireq->i_data, space);
156 ieee80211_ioctl_getwpaie(struct ieee80211vap *vap,
157 struct ieee80211req *ireq, int req)
159 struct ieee80211_node *ni;
160 struct ieee80211req_wpaie2 *wpaie;
163 if (ireq->i_len < IEEE80211_ADDR_LEN)
165 wpaie = IEEE80211_MALLOC(sizeof(*wpaie), M_TEMP,
166 IEEE80211_M_NOWAIT | IEEE80211_M_ZERO);
169 error = copyin(ireq->i_data, wpaie->wpa_macaddr, IEEE80211_ADDR_LEN);
172 ni = ieee80211_find_vap_node(&vap->iv_ic->ic_sta, vap, wpaie->wpa_macaddr);
177 if (ni->ni_ies.wpa_ie != NULL) {
178 int ielen = ni->ni_ies.wpa_ie[1] + 2;
179 if (ielen > sizeof(wpaie->wpa_ie))
180 ielen = sizeof(wpaie->wpa_ie);
181 memcpy(wpaie->wpa_ie, ni->ni_ies.wpa_ie, ielen);
183 if (req == IEEE80211_IOC_WPAIE2) {
184 if (ni->ni_ies.rsn_ie != NULL) {
185 int ielen = ni->ni_ies.rsn_ie[1] + 2;
186 if (ielen > sizeof(wpaie->rsn_ie))
187 ielen = sizeof(wpaie->rsn_ie);
188 memcpy(wpaie->rsn_ie, ni->ni_ies.rsn_ie, ielen);
190 if (ireq->i_len > sizeof(struct ieee80211req_wpaie2))
191 ireq->i_len = sizeof(struct ieee80211req_wpaie2);
193 /* compatibility op, may overwrite wpa ie */
194 /* XXX check ic_flags? */
195 if (ni->ni_ies.rsn_ie != NULL) {
196 int ielen = ni->ni_ies.rsn_ie[1] + 2;
197 if (ielen > sizeof(wpaie->wpa_ie))
198 ielen = sizeof(wpaie->wpa_ie);
199 memcpy(wpaie->wpa_ie, ni->ni_ies.rsn_ie, ielen);
201 if (ireq->i_len > sizeof(struct ieee80211req_wpaie))
202 ireq->i_len = sizeof(struct ieee80211req_wpaie);
204 ieee80211_free_node(ni);
205 error = copyout(wpaie, ireq->i_data, ireq->i_len);
207 IEEE80211_FREE(wpaie, M_TEMP);
212 ieee80211_ioctl_getstastats(struct ieee80211vap *vap, struct ieee80211req *ireq)
214 struct ieee80211_node *ni;
215 uint8_t macaddr[IEEE80211_ADDR_LEN];
216 const size_t off = __offsetof(struct ieee80211req_sta_stats, is_stats);
219 if (ireq->i_len < off)
221 error = copyin(ireq->i_data, macaddr, IEEE80211_ADDR_LEN);
224 ni = ieee80211_find_vap_node(&vap->iv_ic->ic_sta, vap, macaddr);
227 if (ireq->i_len > sizeof(struct ieee80211req_sta_stats))
228 ireq->i_len = sizeof(struct ieee80211req_sta_stats);
229 /* NB: copy out only the statistics */
230 error = copyout(&ni->ni_stats, (uint8_t *) ireq->i_data + off,
232 ieee80211_free_node(ni);
237 struct ieee80211req_scan_result *sr;
242 scan_space(const struct ieee80211_scan_entry *se, int *ielen)
246 *ielen = se->se_ies.len;
248 * NB: ie's can be no more than 255 bytes and the max 802.11
249 * packet is <3Kbytes so we are sure this doesn't overflow
250 * 16-bits; if this is a concern we can drop the ie's.
252 len = sizeof(struct ieee80211req_scan_result) + se->se_ssid[1] +
253 se->se_meshid[1] + *ielen;
254 return roundup(len, sizeof(uint32_t));
258 get_scan_space(void *arg, const struct ieee80211_scan_entry *se)
260 struct scanreq *req = arg;
263 req->space += scan_space(se, &ielen);
267 get_scan_result(void *arg, const struct ieee80211_scan_entry *se)
269 struct scanreq *req = arg;
270 struct ieee80211req_scan_result *sr;
271 int ielen, len, nr, nxr;
274 len = scan_space(se, &ielen);
275 if (len > req->space)
279 KASSERT(len <= 65535 && ielen <= 65535,
280 ("len %u ssid %u ie %u", len, se->se_ssid[1], ielen));
282 sr->isr_ie_off = sizeof(struct ieee80211req_scan_result);
283 sr->isr_ie_len = ielen;
284 sr->isr_freq = se->se_chan->ic_freq;
285 sr->isr_flags = se->se_chan->ic_flags;
286 sr->isr_rssi = se->se_rssi;
287 sr->isr_noise = se->se_noise;
288 sr->isr_intval = se->se_intval;
289 sr->isr_capinfo = se->se_capinfo;
290 sr->isr_erp = se->se_erp;
291 IEEE80211_ADDR_COPY(sr->isr_bssid, se->se_bssid);
292 nr = min(se->se_rates[1], IEEE80211_RATE_MAXSIZE);
293 memcpy(sr->isr_rates, se->se_rates+2, nr);
294 nxr = min(se->se_xrates[1], IEEE80211_RATE_MAXSIZE - nr);
295 memcpy(sr->isr_rates+nr, se->se_xrates+2, nxr);
296 sr->isr_nrates = nr + nxr;
299 sr->isr_ssid_len = se->se_ssid[1];
300 cp = ((uint8_t *)sr) + sr->isr_ie_off;
301 memcpy(cp, se->se_ssid+2, sr->isr_ssid_len);
304 cp += sr->isr_ssid_len;
305 sr->isr_meshid_len = se->se_meshid[1];
306 memcpy(cp, se->se_meshid+2, sr->isr_meshid_len);
307 cp += sr->isr_meshid_len;
310 memcpy(cp, se->se_ies.data, ielen);
313 req->sr = (struct ieee80211req_scan_result *)(((uint8_t *)sr) + len);
317 ieee80211_ioctl_getscanresults(struct ieee80211vap *vap,
318 struct ieee80211req *ireq)
323 if (ireq->i_len < sizeof(struct scanreq))
328 ieee80211_scan_iterate(vap, get_scan_space, &req);
329 if (req.space > ireq->i_len)
330 req.space = ireq->i_len;
336 /* XXX M_WAITOK after driver lock released */
337 p = IEEE80211_MALLOC(space, M_TEMP,
338 IEEE80211_M_NOWAIT | IEEE80211_M_ZERO);
342 ieee80211_scan_iterate(vap, get_scan_result, &req);
343 ireq->i_len = space - req.space;
344 error = copyout(p, ireq->i_data, ireq->i_len);
345 IEEE80211_FREE(p, M_TEMP);
353 struct ieee80211req_sta_info *si;
358 sta_space(const struct ieee80211_node *ni, size_t *ielen)
360 *ielen = ni->ni_ies.len;
361 return roundup(sizeof(struct ieee80211req_sta_info) + *ielen,
366 get_sta_space(void *arg, struct ieee80211_node *ni)
368 struct stainforeq *req = arg;
371 if (ni->ni_vap->iv_opmode == IEEE80211_M_HOSTAP &&
372 ni->ni_associd == 0) /* only associated stations */
374 req->space += sta_space(ni, &ielen);
378 get_sta_info(void *arg, struct ieee80211_node *ni)
380 struct stainforeq *req = arg;
381 struct ieee80211vap *vap = ni->ni_vap;
382 struct ieee80211req_sta_info *si;
386 if (vap->iv_opmode == IEEE80211_M_HOSTAP &&
387 ni->ni_associd == 0) /* only associated stations */
389 if (ni->ni_chan == IEEE80211_CHAN_ANYC) /* XXX bogus entry */
391 len = sta_space(ni, &ielen);
392 if (len > req->space)
396 si->isi_ie_off = sizeof(struct ieee80211req_sta_info);
397 si->isi_ie_len = ielen;
398 si->isi_freq = ni->ni_chan->ic_freq;
399 si->isi_flags = ni->ni_chan->ic_flags;
400 si->isi_state = ni->ni_flags;
401 si->isi_authmode = ni->ni_authmode;
402 vap->iv_ic->ic_node_getsignal(ni, &si->isi_rssi, &si->isi_noise);
403 vap->iv_ic->ic_node_getmimoinfo(ni, &si->isi_mimo);
404 si->isi_capinfo = ni->ni_capinfo;
405 si->isi_erp = ni->ni_erp;
406 IEEE80211_ADDR_COPY(si->isi_macaddr, ni->ni_macaddr);
407 si->isi_nrates = ni->ni_rates.rs_nrates;
408 if (si->isi_nrates > 15)
410 memcpy(si->isi_rates, ni->ni_rates.rs_rates, si->isi_nrates);
411 si->isi_txrate = ni->ni_txrate;
412 if (si->isi_txrate & IEEE80211_RATE_MCS) {
413 const struct ieee80211_mcs_rates *mcs =
414 &ieee80211_htrates[ni->ni_txrate &~ IEEE80211_RATE_MCS];
415 if (IEEE80211_IS_CHAN_HT40(ni->ni_chan)) {
416 if (ni->ni_flags & IEEE80211_NODE_SGI40)
417 si->isi_txmbps = mcs->ht40_rate_800ns;
419 si->isi_txmbps = mcs->ht40_rate_400ns;
421 if (ni->ni_flags & IEEE80211_NODE_SGI20)
422 si->isi_txmbps = mcs->ht20_rate_800ns;
424 si->isi_txmbps = mcs->ht20_rate_400ns;
427 si->isi_txmbps = si->isi_txrate;
428 si->isi_associd = ni->ni_associd;
429 si->isi_txpower = ni->ni_txpower;
430 si->isi_vlan = ni->ni_vlan;
431 if (ni->ni_flags & IEEE80211_NODE_QOS) {
432 memcpy(si->isi_txseqs, ni->ni_txseqs, sizeof(ni->ni_txseqs));
433 memcpy(si->isi_rxseqs, ni->ni_rxseqs, sizeof(ni->ni_rxseqs));
435 si->isi_txseqs[0] = ni->ni_txseqs[IEEE80211_NONQOS_TID];
436 si->isi_rxseqs[0] = ni->ni_rxseqs[IEEE80211_NONQOS_TID];
438 /* NB: leave all cases in case we relax ni_associd == 0 check */
439 if (ieee80211_node_is_authorized(ni))
440 si->isi_inact = vap->iv_inact_run;
441 else if (ni->ni_associd != 0 ||
442 (vap->iv_opmode == IEEE80211_M_WDS &&
443 (vap->iv_flags_ext & IEEE80211_FEXT_WDSLEGACY)))
444 si->isi_inact = vap->iv_inact_auth;
446 si->isi_inact = vap->iv_inact_init;
447 si->isi_inact = (si->isi_inact - ni->ni_inact) * IEEE80211_INACT_WAIT;
448 si->isi_localid = ni->ni_mllid;
449 si->isi_peerid = ni->ni_mlpid;
450 si->isi_peerstate = ni->ni_mlstate;
453 cp = ((uint8_t *)si) + si->isi_ie_off;
454 memcpy(cp, ni->ni_ies.data, ielen);
457 req->si = (struct ieee80211req_sta_info *)(((uint8_t *)si) + len);
462 getstainfo_common(struct ieee80211vap *vap, struct ieee80211req *ireq,
463 struct ieee80211_node *ni, size_t off)
465 struct ieee80211com *ic = vap->iv_ic;
466 struct stainforeq req;
474 ieee80211_iterate_nodes_vap(&ic->ic_sta, vap, get_sta_space,
477 get_sta_space(&req, ni);
478 if (req.space > ireq->i_len)
479 req.space = ireq->i_len;
482 /* XXX M_WAITOK after driver lock released */
483 p = IEEE80211_MALLOC(space, M_TEMP,
484 IEEE80211_M_NOWAIT | IEEE80211_M_ZERO);
491 ieee80211_iterate_nodes_vap(&ic->ic_sta, vap,
494 get_sta_info(&req, ni);
495 ireq->i_len = space - req.space;
496 error = copyout(p, (uint8_t *) ireq->i_data+off, ireq->i_len);
497 IEEE80211_FREE(p, M_TEMP);
502 ieee80211_free_node(ni);
507 ieee80211_ioctl_getstainfo(struct ieee80211vap *vap, struct ieee80211req *ireq)
509 uint8_t macaddr[IEEE80211_ADDR_LEN];
510 const size_t off = __offsetof(struct ieee80211req_sta_req, info);
511 struct ieee80211_node *ni;
514 if (ireq->i_len < sizeof(struct ieee80211req_sta_req))
516 error = copyin(ireq->i_data, macaddr, IEEE80211_ADDR_LEN);
519 if (IEEE80211_ADDR_EQ(macaddr, vap->iv_ifp->if_broadcastaddr)) {
522 ni = ieee80211_find_vap_node(&vap->iv_ic->ic_sta, vap, macaddr);
526 return getstainfo_common(vap, ireq, ni, off);
530 ieee80211_ioctl_getstatxpow(struct ieee80211vap *vap, struct ieee80211req *ireq)
532 struct ieee80211_node *ni;
533 struct ieee80211req_sta_txpow txpow;
536 if (ireq->i_len != sizeof(txpow))
538 error = copyin(ireq->i_data, &txpow, sizeof(txpow));
541 ni = ieee80211_find_vap_node(&vap->iv_ic->ic_sta, vap, txpow.it_macaddr);
544 txpow.it_txpow = ni->ni_txpower;
545 error = copyout(&txpow, ireq->i_data, sizeof(txpow));
546 ieee80211_free_node(ni);
551 ieee80211_ioctl_getwmeparam(struct ieee80211vap *vap, struct ieee80211req *ireq)
553 struct ieee80211com *ic = vap->iv_ic;
554 struct ieee80211_wme_state *wme = &ic->ic_wme;
555 struct wmeParams *wmep;
558 if ((ic->ic_caps & IEEE80211_C_WME) == 0)
561 ac = (ireq->i_len & IEEE80211_WMEPARAM_VAL);
562 if (ac >= WME_NUM_AC)
564 if (ireq->i_len & IEEE80211_WMEPARAM_BSS)
565 wmep = &wme->wme_wmeBssChanParams.cap_wmeParams[ac];
567 wmep = &wme->wme_wmeChanParams.cap_wmeParams[ac];
568 switch (ireq->i_type) {
569 case IEEE80211_IOC_WME_CWMIN: /* WME: CWmin */
570 ireq->i_val = wmep->wmep_logcwmin;
572 case IEEE80211_IOC_WME_CWMAX: /* WME: CWmax */
573 ireq->i_val = wmep->wmep_logcwmax;
575 case IEEE80211_IOC_WME_AIFS: /* WME: AIFS */
576 ireq->i_val = wmep->wmep_aifsn;
578 case IEEE80211_IOC_WME_TXOPLIMIT: /* WME: txops limit */
579 ireq->i_val = wmep->wmep_txopLimit;
581 case IEEE80211_IOC_WME_ACM: /* WME: ACM (bss only) */
582 wmep = &wme->wme_wmeBssChanParams.cap_wmeParams[ac];
583 ireq->i_val = wmep->wmep_acm;
585 case IEEE80211_IOC_WME_ACKPOLICY: /* WME: ACK policy (!bss only)*/
586 wmep = &wme->wme_wmeChanParams.cap_wmeParams[ac];
587 ireq->i_val = !wmep->wmep_noackPolicy;
594 ieee80211_ioctl_getmaccmd(struct ieee80211vap *vap, struct ieee80211req *ireq)
596 const struct ieee80211_aclator *acl = vap->iv_acl;
598 return (acl == NULL ? EINVAL : acl->iac_getioctl(vap, ireq));
602 ieee80211_ioctl_getcurchan(struct ieee80211vap *vap, struct ieee80211req *ireq)
604 struct ieee80211com *ic = vap->iv_ic;
605 struct ieee80211_channel *c;
607 if (ireq->i_len != sizeof(struct ieee80211_channel))
610 * vap's may have different operating channels when HT is
611 * in use. When in RUN state report the vap-specific channel.
612 * Otherwise return curchan.
614 if (vap->iv_state == IEEE80211_S_RUN || vap->iv_state == IEEE80211_S_SLEEP)
615 c = vap->iv_bss->ni_chan;
618 return copyout(c, ireq->i_data, sizeof(*c));
622 getappie(const struct ieee80211_appie *aie, struct ieee80211req *ireq)
626 /* NB: truncate, caller can check length */
627 if (ireq->i_len > aie->ie_len)
628 ireq->i_len = aie->ie_len;
629 return copyout(aie->ie_data, ireq->i_data, ireq->i_len);
633 ieee80211_ioctl_getappie(struct ieee80211vap *vap, struct ieee80211req *ireq)
637 fc0 = ireq->i_val & 0xff;
638 if ((fc0 & IEEE80211_FC0_TYPE_MASK) != IEEE80211_FC0_TYPE_MGT)
640 /* NB: could check iv_opmode and reject but hardly worth the effort */
641 switch (fc0 & IEEE80211_FC0_SUBTYPE_MASK) {
642 case IEEE80211_FC0_SUBTYPE_BEACON:
643 return getappie(vap->iv_appie_beacon, ireq);
644 case IEEE80211_FC0_SUBTYPE_PROBE_RESP:
645 return getappie(vap->iv_appie_proberesp, ireq);
646 case IEEE80211_FC0_SUBTYPE_ASSOC_RESP:
647 return getappie(vap->iv_appie_assocresp, ireq);
648 case IEEE80211_FC0_SUBTYPE_PROBE_REQ:
649 return getappie(vap->iv_appie_probereq, ireq);
650 case IEEE80211_FC0_SUBTYPE_ASSOC_REQ:
651 return getappie(vap->iv_appie_assocreq, ireq);
652 case IEEE80211_FC0_SUBTYPE_BEACON|IEEE80211_FC0_SUBTYPE_PROBE_RESP:
653 return getappie(vap->iv_appie_wpa, ireq);
659 ieee80211_ioctl_getregdomain(struct ieee80211vap *vap,
660 const struct ieee80211req *ireq)
662 struct ieee80211com *ic = vap->iv_ic;
664 if (ireq->i_len != sizeof(ic->ic_regdomain))
666 return copyout(&ic->ic_regdomain, ireq->i_data,
667 sizeof(ic->ic_regdomain));
671 ieee80211_ioctl_getroam(struct ieee80211vap *vap,
672 const struct ieee80211req *ireq)
674 size_t len = ireq->i_len;
675 /* NB: accept short requests for backwards compat */
676 if (len > sizeof(vap->iv_roamparms))
677 len = sizeof(vap->iv_roamparms);
678 return copyout(vap->iv_roamparms, ireq->i_data, len);
682 ieee80211_ioctl_gettxparams(struct ieee80211vap *vap,
683 const struct ieee80211req *ireq)
685 size_t len = ireq->i_len;
686 /* NB: accept short requests for backwards compat */
687 if (len > sizeof(vap->iv_txparms))
688 len = sizeof(vap->iv_txparms);
689 return copyout(vap->iv_txparms, ireq->i_data, len);
693 ieee80211_ioctl_getdevcaps(struct ieee80211com *ic,
694 const struct ieee80211req *ireq)
696 struct ieee80211_devcaps_req *dc;
697 struct ieee80211req_chaninfo *ci;
700 maxchans = 1 + ((ireq->i_len - sizeof(struct ieee80211_devcaps_req)) /
701 sizeof(struct ieee80211_channel));
702 /* NB: require 1 so we know ic_nchans is accessible */
705 /* constrain max request size, 2K channels is ~24Kbytes */
708 dc = (struct ieee80211_devcaps_req *)
709 IEEE80211_MALLOC(IEEE80211_DEVCAPS_SIZE(maxchans), M_TEMP,
710 IEEE80211_M_NOWAIT | IEEE80211_M_ZERO);
713 dc->dc_drivercaps = ic->ic_caps;
714 dc->dc_cryptocaps = ic->ic_cryptocaps;
715 dc->dc_htcaps = ic->ic_htcaps;
716 dc->dc_vhtcaps = ic->ic_vhtcaps;
717 ci = &dc->dc_chaninfo;
718 ic->ic_getradiocaps(ic, maxchans, &ci->ic_nchans, ci->ic_chans);
719 KASSERT(ci->ic_nchans <= maxchans,
720 ("nchans %d maxchans %d", ci->ic_nchans, maxchans));
721 ieee80211_sort_channels(ci->ic_chans, ci->ic_nchans);
722 error = copyout(dc, ireq->i_data, IEEE80211_DEVCAPS_SPACE(dc));
723 IEEE80211_FREE(dc, M_TEMP);
728 ieee80211_ioctl_getstavlan(struct ieee80211vap *vap, struct ieee80211req *ireq)
730 struct ieee80211_node *ni;
731 struct ieee80211req_sta_vlan vlan;
734 if (ireq->i_len != sizeof(vlan))
736 error = copyin(ireq->i_data, &vlan, sizeof(vlan));
739 if (!IEEE80211_ADDR_EQ(vlan.sv_macaddr, zerobssid)) {
740 ni = ieee80211_find_vap_node(&vap->iv_ic->ic_sta, vap,
745 ni = ieee80211_ref_node(vap->iv_bss);
746 vlan.sv_vlan = ni->ni_vlan;
747 error = copyout(&vlan, ireq->i_data, sizeof(vlan));
748 ieee80211_free_node(ni);
753 * Dummy ioctl get handler so the linker set is defined.
756 dummy_ioctl_get(struct ieee80211vap *vap, struct ieee80211req *ireq)
760 IEEE80211_IOCTL_GET(dummy, dummy_ioctl_get);
763 ieee80211_ioctl_getdefault(struct ieee80211vap *vap, struct ieee80211req *ireq)
765 ieee80211_ioctl_getfunc * const *get;
768 SET_FOREACH(get, ieee80211_ioctl_getset) {
769 error = (*get)(vap, ireq);
777 ieee80211_ioctl_get80211(struct ieee80211vap *vap, u_long cmd,
778 struct ieee80211req *ireq)
780 #define MS(_v, _f) (((_v) & _f) >> _f##_S)
781 struct ieee80211com *ic = vap->iv_ic;
783 uint8_t tmpkey[IEEE80211_KEYBUF_SIZE];
784 char tmpssid[IEEE80211_NWID_LEN];
787 switch (ireq->i_type) {
788 case IEEE80211_IOC_SSID:
789 switch (vap->iv_state) {
790 case IEEE80211_S_INIT:
791 case IEEE80211_S_SCAN:
792 ireq->i_len = vap->iv_des_ssid[0].len;
793 memcpy(tmpssid, vap->iv_des_ssid[0].ssid, ireq->i_len);
796 ireq->i_len = vap->iv_bss->ni_esslen;
797 memcpy(tmpssid, vap->iv_bss->ni_essid, ireq->i_len);
800 error = copyout(tmpssid, ireq->i_data, ireq->i_len);
802 case IEEE80211_IOC_NUMSSIDS:
805 case IEEE80211_IOC_WEP:
806 if ((vap->iv_flags & IEEE80211_F_PRIVACY) == 0)
807 ireq->i_val = IEEE80211_WEP_OFF;
808 else if (vap->iv_flags & IEEE80211_F_DROPUNENC)
809 ireq->i_val = IEEE80211_WEP_ON;
811 ireq->i_val = IEEE80211_WEP_MIXED;
813 case IEEE80211_IOC_WEPKEY:
814 kid = (u_int) ireq->i_val;
815 if (kid >= IEEE80211_WEP_NKID)
817 len = (u_int) vap->iv_nw_keys[kid].wk_keylen;
818 /* NB: only root can read WEP keys */
819 /* XXX TODO: move priv check to ieee80211_freebsd.c */
820 if (priv_check(curthread, PRIV_NET80211_VAP_GETKEY) == 0) {
821 bcopy(vap->iv_nw_keys[kid].wk_key, tmpkey, len);
826 error = copyout(tmpkey, ireq->i_data, len);
828 case IEEE80211_IOC_NUMWEPKEYS:
829 ireq->i_val = IEEE80211_WEP_NKID;
831 case IEEE80211_IOC_WEPTXKEY:
832 ireq->i_val = vap->iv_def_txkey;
834 case IEEE80211_IOC_AUTHMODE:
835 if (vap->iv_flags & IEEE80211_F_WPA)
836 ireq->i_val = IEEE80211_AUTH_WPA;
838 ireq->i_val = vap->iv_bss->ni_authmode;
840 case IEEE80211_IOC_CHANNEL:
841 ireq->i_val = ieee80211_chan2ieee(ic, ic->ic_curchan);
843 case IEEE80211_IOC_POWERSAVE:
844 if (vap->iv_flags & IEEE80211_F_PMGTON)
845 ireq->i_val = IEEE80211_POWERSAVE_ON;
847 ireq->i_val = IEEE80211_POWERSAVE_OFF;
849 case IEEE80211_IOC_POWERSAVESLEEP:
850 ireq->i_val = ic->ic_lintval;
852 case IEEE80211_IOC_RTSTHRESHOLD:
853 ireq->i_val = vap->iv_rtsthreshold;
855 case IEEE80211_IOC_PROTMODE:
856 ireq->i_val = vap->iv_protmode;
858 case IEEE80211_IOC_TXPOWER:
860 * Tx power limit is the min of max regulatory
861 * power, any user-set limit, and the max the
864 * TODO: methodize this
866 ireq->i_val = 2*ic->ic_curchan->ic_maxregpower;
867 if (ireq->i_val > ic->ic_txpowlimit)
868 ireq->i_val = ic->ic_txpowlimit;
869 if (ireq->i_val > ic->ic_curchan->ic_maxpower)
870 ireq->i_val = ic->ic_curchan->ic_maxpower;
872 case IEEE80211_IOC_WPA:
873 switch (vap->iv_flags & IEEE80211_F_WPA) {
874 case IEEE80211_F_WPA1:
877 case IEEE80211_F_WPA2:
880 case IEEE80211_F_WPA1 | IEEE80211_F_WPA2:
888 case IEEE80211_IOC_CHANLIST:
889 error = ieee80211_ioctl_getchanlist(vap, ireq);
891 case IEEE80211_IOC_ROAMING:
892 ireq->i_val = vap->iv_roaming;
894 case IEEE80211_IOC_PRIVACY:
895 ireq->i_val = (vap->iv_flags & IEEE80211_F_PRIVACY) != 0;
897 case IEEE80211_IOC_DROPUNENCRYPTED:
898 ireq->i_val = (vap->iv_flags & IEEE80211_F_DROPUNENC) != 0;
900 case IEEE80211_IOC_COUNTERMEASURES:
901 ireq->i_val = (vap->iv_flags & IEEE80211_F_COUNTERM) != 0;
903 case IEEE80211_IOC_WME:
904 ireq->i_val = (vap->iv_flags & IEEE80211_F_WME) != 0;
906 case IEEE80211_IOC_HIDESSID:
907 ireq->i_val = (vap->iv_flags & IEEE80211_F_HIDESSID) != 0;
909 case IEEE80211_IOC_APBRIDGE:
910 ireq->i_val = (vap->iv_flags & IEEE80211_F_NOBRIDGE) == 0;
912 case IEEE80211_IOC_WPAKEY:
913 error = ieee80211_ioctl_getkey(vap, ireq);
915 case IEEE80211_IOC_CHANINFO:
916 error = ieee80211_ioctl_getchaninfo(vap, ireq);
918 case IEEE80211_IOC_BSSID:
919 if (ireq->i_len != IEEE80211_ADDR_LEN)
921 if (vap->iv_state == IEEE80211_S_RUN || vap->iv_state == IEEE80211_S_SLEEP) {
922 error = copyout(vap->iv_opmode == IEEE80211_M_WDS ?
923 vap->iv_bss->ni_macaddr : vap->iv_bss->ni_bssid,
924 ireq->i_data, ireq->i_len);
926 error = copyout(vap->iv_des_bssid, ireq->i_data,
929 case IEEE80211_IOC_WPAIE:
930 case IEEE80211_IOC_WPAIE2:
931 error = ieee80211_ioctl_getwpaie(vap, ireq, ireq->i_type);
933 case IEEE80211_IOC_SCAN_RESULTS:
934 error = ieee80211_ioctl_getscanresults(vap, ireq);
936 case IEEE80211_IOC_STA_STATS:
937 error = ieee80211_ioctl_getstastats(vap, ireq);
939 case IEEE80211_IOC_TXPOWMAX:
940 ireq->i_val = vap->iv_bss->ni_txpower;
942 case IEEE80211_IOC_STA_TXPOW:
943 error = ieee80211_ioctl_getstatxpow(vap, ireq);
945 case IEEE80211_IOC_STA_INFO:
946 error = ieee80211_ioctl_getstainfo(vap, ireq);
948 case IEEE80211_IOC_WME_CWMIN: /* WME: CWmin */
949 case IEEE80211_IOC_WME_CWMAX: /* WME: CWmax */
950 case IEEE80211_IOC_WME_AIFS: /* WME: AIFS */
951 case IEEE80211_IOC_WME_TXOPLIMIT: /* WME: txops limit */
952 case IEEE80211_IOC_WME_ACM: /* WME: ACM (bss only) */
953 case IEEE80211_IOC_WME_ACKPOLICY: /* WME: ACK policy (!bss only) */
954 error = ieee80211_ioctl_getwmeparam(vap, ireq);
956 case IEEE80211_IOC_DTIM_PERIOD:
957 ireq->i_val = vap->iv_dtim_period;
959 case IEEE80211_IOC_BEACON_INTERVAL:
960 /* NB: get from ic_bss for station mode */
961 ireq->i_val = vap->iv_bss->ni_intval;
963 case IEEE80211_IOC_PUREG:
964 ireq->i_val = (vap->iv_flags & IEEE80211_F_PUREG) != 0;
966 case IEEE80211_IOC_QUIET:
967 ireq->i_val = vap->iv_quiet;
969 case IEEE80211_IOC_QUIET_COUNT:
970 ireq->i_val = vap->iv_quiet_count;
972 case IEEE80211_IOC_QUIET_PERIOD:
973 ireq->i_val = vap->iv_quiet_period;
975 case IEEE80211_IOC_QUIET_DUR:
976 ireq->i_val = vap->iv_quiet_duration;
978 case IEEE80211_IOC_QUIET_OFFSET:
979 ireq->i_val = vap->iv_quiet_offset;
981 case IEEE80211_IOC_BGSCAN:
982 ireq->i_val = (vap->iv_flags & IEEE80211_F_BGSCAN) != 0;
984 case IEEE80211_IOC_BGSCAN_IDLE:
985 ireq->i_val = vap->iv_bgscanidle*hz/1000; /* ms */
987 case IEEE80211_IOC_BGSCAN_INTERVAL:
988 ireq->i_val = vap->iv_bgscanintvl/hz; /* seconds */
990 case IEEE80211_IOC_SCANVALID:
991 ireq->i_val = vap->iv_scanvalid/hz; /* seconds */
993 case IEEE80211_IOC_FRAGTHRESHOLD:
994 ireq->i_val = vap->iv_fragthreshold;
996 case IEEE80211_IOC_MACCMD:
997 error = ieee80211_ioctl_getmaccmd(vap, ireq);
999 case IEEE80211_IOC_BURST:
1000 ireq->i_val = (vap->iv_flags & IEEE80211_F_BURST) != 0;
1002 case IEEE80211_IOC_BMISSTHRESHOLD:
1003 ireq->i_val = vap->iv_bmissthreshold;
1005 case IEEE80211_IOC_CURCHAN:
1006 error = ieee80211_ioctl_getcurchan(vap, ireq);
1008 case IEEE80211_IOC_SHORTGI:
1010 if (vap->iv_flags_ht & IEEE80211_FHT_SHORTGI20)
1011 ireq->i_val |= IEEE80211_HTCAP_SHORTGI20;
1012 if (vap->iv_flags_ht & IEEE80211_FHT_SHORTGI40)
1013 ireq->i_val |= IEEE80211_HTCAP_SHORTGI40;
1015 case IEEE80211_IOC_AMPDU:
1017 if (vap->iv_flags_ht & IEEE80211_FHT_AMPDU_TX)
1019 if (vap->iv_flags_ht & IEEE80211_FHT_AMPDU_RX)
1022 case IEEE80211_IOC_AMPDU_LIMIT:
1023 /* XXX TODO: make this a per-node thing; and leave this as global */
1024 if (vap->iv_opmode == IEEE80211_M_HOSTAP)
1025 ireq->i_val = vap->iv_ampdu_rxmax;
1026 else if (vap->iv_state == IEEE80211_S_RUN || vap->iv_state == IEEE80211_S_SLEEP)
1028 * XXX TODO: this isn't completely correct, as we've
1029 * negotiated the higher of the two.
1031 ireq->i_val = MS(vap->iv_bss->ni_htparam,
1032 IEEE80211_HTCAP_MAXRXAMPDU);
1034 ireq->i_val = vap->iv_ampdu_limit;
1036 case IEEE80211_IOC_AMPDU_DENSITY:
1037 /* XXX TODO: make this a per-node thing; and leave this as global */
1038 if (vap->iv_opmode == IEEE80211_M_STA &&
1039 (vap->iv_state == IEEE80211_S_RUN || vap->iv_state == IEEE80211_S_SLEEP))
1041 * XXX TODO: this isn't completely correct, as we've
1042 * negotiated the higher of the two.
1044 ireq->i_val = MS(vap->iv_bss->ni_htparam,
1045 IEEE80211_HTCAP_MPDUDENSITY);
1047 ireq->i_val = vap->iv_ampdu_density;
1049 case IEEE80211_IOC_AMSDU:
1051 if (vap->iv_flags_ht & IEEE80211_FHT_AMSDU_TX)
1053 if (vap->iv_flags_ht & IEEE80211_FHT_AMSDU_RX)
1056 case IEEE80211_IOC_AMSDU_LIMIT:
1057 ireq->i_val = vap->iv_amsdu_limit; /* XXX truncation? */
1059 case IEEE80211_IOC_PUREN:
1060 ireq->i_val = (vap->iv_flags_ht & IEEE80211_FHT_PUREN) != 0;
1062 case IEEE80211_IOC_DOTH:
1063 ireq->i_val = (vap->iv_flags & IEEE80211_F_DOTH) != 0;
1065 case IEEE80211_IOC_REGDOMAIN:
1066 error = ieee80211_ioctl_getregdomain(vap, ireq);
1068 case IEEE80211_IOC_ROAM:
1069 error = ieee80211_ioctl_getroam(vap, ireq);
1071 case IEEE80211_IOC_TXPARAMS:
1072 error = ieee80211_ioctl_gettxparams(vap, ireq);
1074 case IEEE80211_IOC_HTCOMPAT:
1075 ireq->i_val = (vap->iv_flags_ht & IEEE80211_FHT_HTCOMPAT) != 0;
1077 case IEEE80211_IOC_DWDS:
1078 ireq->i_val = (vap->iv_flags & IEEE80211_F_DWDS) != 0;
1080 case IEEE80211_IOC_INACTIVITY:
1081 ireq->i_val = (vap->iv_flags_ext & IEEE80211_FEXT_INACT) != 0;
1083 case IEEE80211_IOC_APPIE:
1084 error = ieee80211_ioctl_getappie(vap, ireq);
1086 case IEEE80211_IOC_WPS:
1087 ireq->i_val = (vap->iv_flags_ext & IEEE80211_FEXT_WPS) != 0;
1089 case IEEE80211_IOC_TSN:
1090 ireq->i_val = (vap->iv_flags_ext & IEEE80211_FEXT_TSN) != 0;
1092 case IEEE80211_IOC_DFS:
1093 ireq->i_val = (vap->iv_flags_ext & IEEE80211_FEXT_DFS) != 0;
1095 case IEEE80211_IOC_DOTD:
1096 ireq->i_val = (vap->iv_flags_ext & IEEE80211_FEXT_DOTD) != 0;
1098 case IEEE80211_IOC_DEVCAPS:
1099 error = ieee80211_ioctl_getdevcaps(ic, ireq);
1101 case IEEE80211_IOC_HTPROTMODE:
1102 ireq->i_val = vap->iv_htprotmode;
1104 case IEEE80211_IOC_HTCONF:
1105 if (vap->iv_flags_ht & IEEE80211_FHT_HT) {
1107 if (vap->iv_flags_ht & IEEE80211_FHT_USEHT40)
1112 case IEEE80211_IOC_STA_VLAN:
1113 error = ieee80211_ioctl_getstavlan(vap, ireq);
1115 case IEEE80211_IOC_SMPS:
1116 if (vap->iv_opmode == IEEE80211_M_STA &&
1117 (vap->iv_state == IEEE80211_S_RUN || vap->iv_state == IEEE80211_S_SLEEP)) {
1118 if (vap->iv_bss->ni_flags & IEEE80211_NODE_MIMO_RTS)
1119 ireq->i_val = IEEE80211_HTCAP_SMPS_DYNAMIC;
1120 else if (vap->iv_bss->ni_flags & IEEE80211_NODE_MIMO_PS)
1121 ireq->i_val = IEEE80211_HTCAP_SMPS_ENA;
1123 ireq->i_val = IEEE80211_HTCAP_SMPS_OFF;
1125 ireq->i_val = vap->iv_htcaps & IEEE80211_HTCAP_SMPS;
1127 case IEEE80211_IOC_RIFS:
1128 if (vap->iv_opmode == IEEE80211_M_STA &&
1129 (vap->iv_state == IEEE80211_S_RUN || vap->iv_state == IEEE80211_S_SLEEP))
1131 (vap->iv_bss->ni_flags & IEEE80211_NODE_RIFS) != 0;
1134 (vap->iv_flags_ht & IEEE80211_FHT_RIFS) != 0;
1136 case IEEE80211_IOC_STBC:
1138 if (vap->iv_flags_ht & IEEE80211_FHT_STBC_TX)
1140 if (vap->iv_flags_ht & IEEE80211_FHT_STBC_RX)
1143 case IEEE80211_IOC_LDPC:
1145 if (vap->iv_flags_ht & IEEE80211_FHT_LDPC_TX)
1147 if (vap->iv_flags_ht & IEEE80211_FHT_LDPC_RX)
1150 case IEEE80211_IOC_UAPSD:
1152 if (vap->iv_flags_ext & IEEE80211_FEXT_UAPSD)
1157 case IEEE80211_IOC_VHTCONF:
1159 if (vap->iv_flags_vht & IEEE80211_FVHT_VHT)
1161 if (vap->iv_flags_vht & IEEE80211_FVHT_USEVHT40)
1163 if (vap->iv_flags_vht & IEEE80211_FVHT_USEVHT80)
1165 if (vap->iv_flags_vht & IEEE80211_FVHT_USEVHT80P80)
1167 if (vap->iv_flags_vht & IEEE80211_FVHT_USEVHT160)
1172 error = ieee80211_ioctl_getdefault(vap, ireq);
1180 ieee80211_ioctl_setkey(struct ieee80211vap *vap, struct ieee80211req *ireq)
1182 struct ieee80211req_key ik;
1183 struct ieee80211_node *ni;
1184 struct ieee80211_key *wk;
1188 if (ireq->i_len != sizeof(ik))
1190 error = copyin(ireq->i_data, &ik, sizeof(ik));
1193 /* NB: cipher support is verified by ieee80211_crypt_newkey */
1194 /* NB: this also checks ik->ik_keylen > sizeof(wk->wk_key) */
1195 if (ik.ik_keylen > sizeof(ik.ik_keydata))
1198 if (kid == IEEE80211_KEYIX_NONE) {
1199 /* XXX unicast keys currently must be tx/rx */
1200 if (ik.ik_flags != (IEEE80211_KEY_XMIT | IEEE80211_KEY_RECV))
1202 if (vap->iv_opmode == IEEE80211_M_STA) {
1203 ni = ieee80211_ref_node(vap->iv_bss);
1204 if (!IEEE80211_ADDR_EQ(ik.ik_macaddr, ni->ni_bssid)) {
1205 ieee80211_free_node(ni);
1206 return EADDRNOTAVAIL;
1209 ni = ieee80211_find_vap_node(&vap->iv_ic->ic_sta, vap,
1214 wk = &ni->ni_ucastkey;
1216 if (kid >= IEEE80211_WEP_NKID)
1218 wk = &vap->iv_nw_keys[kid];
1220 * Global slots start off w/o any assigned key index.
1221 * Force one here for consistency with IEEE80211_IOC_WEPKEY.
1223 if (wk->wk_keyix == IEEE80211_KEYIX_NONE)
1228 ieee80211_key_update_begin(vap);
1229 if (ieee80211_crypto_newkey(vap, ik.ik_type, ik.ik_flags, wk)) {
1230 wk->wk_keylen = ik.ik_keylen;
1231 /* NB: MIC presence is implied by cipher type */
1232 if (wk->wk_keylen > IEEE80211_KEYBUF_SIZE)
1233 wk->wk_keylen = IEEE80211_KEYBUF_SIZE;
1234 for (i = 0; i < IEEE80211_TID_SIZE; i++)
1235 wk->wk_keyrsc[i] = ik.ik_keyrsc;
1236 wk->wk_keytsc = 0; /* new key, reset */
1237 memset(wk->wk_key, 0, sizeof(wk->wk_key));
1238 memcpy(wk->wk_key, ik.ik_keydata, ik.ik_keylen);
1239 IEEE80211_ADDR_COPY(wk->wk_macaddr,
1240 ni != NULL ? ni->ni_macaddr : ik.ik_macaddr);
1241 if (!ieee80211_crypto_setkey(vap, wk))
1243 else if ((ik.ik_flags & IEEE80211_KEY_DEFAULT))
1245 * Inform the driver that this is the default
1246 * transmit key. Now, ideally we'd just set
1247 * a flag in the key update that would
1248 * say "yes, we're the default key", but
1249 * that currently isn't the way the ioctl ->
1250 * key interface works.
1252 ieee80211_crypto_set_deftxkey(vap, kid);
1255 ieee80211_key_update_end(vap);
1257 ieee80211_free_node(ni);
1262 ieee80211_ioctl_delkey(struct ieee80211vap *vap, struct ieee80211req *ireq)
1264 struct ieee80211req_del_key dk;
1267 if (ireq->i_len != sizeof(dk))
1269 error = copyin(ireq->i_data, &dk, sizeof(dk));
1273 /* XXX uint8_t -> uint16_t */
1274 if (dk.idk_keyix == (uint8_t) IEEE80211_KEYIX_NONE) {
1275 struct ieee80211_node *ni;
1277 if (vap->iv_opmode == IEEE80211_M_STA) {
1278 ni = ieee80211_ref_node(vap->iv_bss);
1279 if (!IEEE80211_ADDR_EQ(dk.idk_macaddr, ni->ni_bssid)) {
1280 ieee80211_free_node(ni);
1281 return EADDRNOTAVAIL;
1284 ni = ieee80211_find_vap_node(&vap->iv_ic->ic_sta, vap,
1289 /* XXX error return */
1290 ieee80211_node_delucastkey(ni);
1291 ieee80211_free_node(ni);
1293 if (kid >= IEEE80211_WEP_NKID)
1295 /* XXX error return */
1296 ieee80211_crypto_delkey(vap, &vap->iv_nw_keys[kid]);
1302 struct ieee80211vap *vap;
1308 mlmedebug(struct ieee80211vap *vap, const uint8_t mac[IEEE80211_ADDR_LEN],
1311 #ifdef IEEE80211_DEBUG
1312 static const struct {
1317 { IEEE80211_MSG_IOCTL | IEEE80211_MSG_STATE |
1318 IEEE80211_MSG_ASSOC, "assoc" },
1319 { IEEE80211_MSG_IOCTL | IEEE80211_MSG_STATE |
1320 IEEE80211_MSG_ASSOC, "disassoc" },
1321 { IEEE80211_MSG_IOCTL | IEEE80211_MSG_STATE |
1322 IEEE80211_MSG_AUTH, "deauth" },
1323 { IEEE80211_MSG_IOCTL | IEEE80211_MSG_STATE |
1324 IEEE80211_MSG_AUTH, "authorize" },
1325 { IEEE80211_MSG_IOCTL | IEEE80211_MSG_STATE |
1326 IEEE80211_MSG_AUTH, "unauthorize" },
1329 if (op == IEEE80211_MLME_AUTH) {
1330 IEEE80211_NOTE_MAC(vap, IEEE80211_MSG_IOCTL |
1331 IEEE80211_MSG_STATE | IEEE80211_MSG_AUTH, mac,
1332 "station authenticate %s via MLME (reason: %d (%s))",
1333 reason == IEEE80211_STATUS_SUCCESS ? "ACCEPT" : "REJECT",
1334 reason, ieee80211_reason_to_string(reason));
1335 } else if (!(IEEE80211_MLME_ASSOC <= op && op <= IEEE80211_MLME_AUTH)) {
1336 IEEE80211_NOTE_MAC(vap, IEEE80211_MSG_ANY, mac,
1337 "unknown MLME request %d (reason: %d (%s))", op, reason,
1338 ieee80211_reason_to_string(reason));
1339 } else if (reason == IEEE80211_STATUS_SUCCESS) {
1340 IEEE80211_NOTE_MAC(vap, ops[op].mask, mac,
1341 "station %s via MLME", ops[op].opstr);
1343 IEEE80211_NOTE_MAC(vap, ops[op].mask, mac,
1344 "station %s via MLME (reason: %d (%s))", ops[op].opstr,
1345 reason, ieee80211_reason_to_string(reason));
1347 #endif /* IEEE80211_DEBUG */
1351 domlme(void *arg, struct ieee80211_node *ni)
1353 struct mlmeop *mop = arg;
1354 struct ieee80211vap *vap = ni->ni_vap;
1356 if (vap != mop->vap)
1359 * NB: if ni_associd is zero then the node is already cleaned
1360 * up and we don't need to do this (we're safely holding a
1361 * reference but should otherwise not modify it's state).
1363 if (ni->ni_associd == 0)
1365 mlmedebug(vap, ni->ni_macaddr, mop->op, mop->reason);
1366 if (mop->op == IEEE80211_MLME_DEAUTH) {
1367 IEEE80211_SEND_MGMT(ni, IEEE80211_FC0_SUBTYPE_DEAUTH,
1370 IEEE80211_SEND_MGMT(ni, IEEE80211_FC0_SUBTYPE_DISASSOC,
1373 ieee80211_node_leave(ni);
1377 setmlme_dropsta(struct ieee80211vap *vap,
1378 const uint8_t mac[IEEE80211_ADDR_LEN], struct mlmeop *mlmeop)
1380 struct ieee80211_node_table *nt = &vap->iv_ic->ic_sta;
1381 struct ieee80211_node *ni;
1384 /* NB: the broadcast address means do 'em all */
1385 if (!IEEE80211_ADDR_EQ(mac, vap->iv_ifp->if_broadcastaddr)) {
1386 IEEE80211_NODE_LOCK(nt);
1387 ni = ieee80211_find_node_locked(nt, mac);
1388 IEEE80211_NODE_UNLOCK(nt);
1390 * Don't do the node update inside the node
1391 * table lock. This unfortunately causes LORs
1392 * with drivers and their TX paths.
1396 ieee80211_free_node(ni);
1400 ieee80211_iterate_nodes(nt, domlme, mlmeop);
1406 setmlme_common(struct ieee80211vap *vap, int op,
1407 const uint8_t mac[IEEE80211_ADDR_LEN], int reason)
1409 struct ieee80211com *ic = vap->iv_ic;
1410 struct ieee80211_node_table *nt = &ic->ic_sta;
1411 struct ieee80211_node *ni;
1412 struct mlmeop mlmeop;
1417 case IEEE80211_MLME_DISASSOC:
1418 case IEEE80211_MLME_DEAUTH:
1419 switch (vap->iv_opmode) {
1420 case IEEE80211_M_STA:
1421 mlmedebug(vap, vap->iv_bss->ni_macaddr, op, reason);
1422 /* XXX not quite right */
1423 ieee80211_new_state(vap, IEEE80211_S_INIT, reason);
1425 case IEEE80211_M_HOSTAP:
1428 mlmeop.reason = reason;
1429 error = setmlme_dropsta(vap, mac, &mlmeop);
1431 case IEEE80211_M_WDS:
1432 /* XXX user app should send raw frame? */
1433 if (op != IEEE80211_MLME_DEAUTH) {
1438 /* XXX accept any address, simplifies user code */
1439 if (!IEEE80211_ADDR_EQ(mac, vap->iv_bss->ni_macaddr)) {
1444 mlmedebug(vap, vap->iv_bss->ni_macaddr, op, reason);
1445 ni = ieee80211_ref_node(vap->iv_bss);
1446 IEEE80211_SEND_MGMT(ni,
1447 IEEE80211_FC0_SUBTYPE_DEAUTH, reason);
1448 ieee80211_free_node(ni);
1450 case IEEE80211_M_MBSS:
1451 IEEE80211_NODE_LOCK(nt);
1452 ni = ieee80211_find_node_locked(nt, mac);
1454 * Don't do the node update inside the node
1455 * table lock. This unfortunately causes LORs
1456 * with drivers and their TX paths.
1458 IEEE80211_NODE_UNLOCK(nt);
1460 ieee80211_node_leave(ni);
1461 ieee80211_free_node(ni);
1471 case IEEE80211_MLME_AUTHORIZE:
1472 case IEEE80211_MLME_UNAUTHORIZE:
1473 if (vap->iv_opmode != IEEE80211_M_HOSTAP &&
1474 vap->iv_opmode != IEEE80211_M_WDS) {
1478 IEEE80211_NODE_LOCK(nt);
1479 ni = ieee80211_find_vap_node_locked(nt, vap, mac);
1481 * Don't do the node update inside the node
1482 * table lock. This unfortunately causes LORs
1483 * with drivers and their TX paths.
1485 IEEE80211_NODE_UNLOCK(nt);
1487 mlmedebug(vap, mac, op, reason);
1488 if (op == IEEE80211_MLME_AUTHORIZE)
1489 ieee80211_node_authorize(ni);
1491 ieee80211_node_unauthorize(ni);
1492 ieee80211_free_node(ni);
1496 case IEEE80211_MLME_AUTH:
1497 if (vap->iv_opmode != IEEE80211_M_HOSTAP) {
1501 IEEE80211_NODE_LOCK(nt);
1502 ni = ieee80211_find_vap_node_locked(nt, vap, mac);
1504 * Don't do the node update inside the node
1505 * table lock. This unfortunately causes LORs
1506 * with drivers and their TX paths.
1508 IEEE80211_NODE_UNLOCK(nt);
1510 mlmedebug(vap, mac, op, reason);
1511 if (reason == IEEE80211_STATUS_SUCCESS) {
1512 IEEE80211_SEND_MGMT(ni,
1513 IEEE80211_FC0_SUBTYPE_AUTH, 2);
1515 * For shared key auth, just continue the
1516 * exchange. Otherwise when 802.1x is not in
1517 * use mark the port authorized at this point
1518 * so traffic can flow.
1520 if (ni->ni_authmode != IEEE80211_AUTH_8021X &&
1521 ni->ni_challenge == NULL)
1522 ieee80211_node_authorize(ni);
1524 vap->iv_stats.is_rx_acl++;
1525 ieee80211_send_error(ni, ni->ni_macaddr,
1526 IEEE80211_FC0_SUBTYPE_AUTH, 2|(reason<<16));
1527 ieee80211_node_leave(ni);
1529 ieee80211_free_node(ni);
1543 const uint8_t *essid;
1544 const struct ieee80211_scan_entry *se;
1548 * Match mac address and any ssid.
1551 mlmelookup(void *arg, const struct ieee80211_scan_entry *se)
1553 struct scanlookup *look = arg;
1555 if (!IEEE80211_ADDR_EQ(look->mac, se->se_macaddr))
1557 if (look->esslen != 0) {
1558 if (se->se_ssid[1] != look->esslen)
1560 if (memcmp(look->essid, se->se_ssid+2, look->esslen))
1567 setmlme_assoc_sta(struct ieee80211vap *vap,
1568 const uint8_t mac[IEEE80211_ADDR_LEN], int ssid_len,
1569 const uint8_t ssid[IEEE80211_NWID_LEN])
1571 struct scanlookup lookup;
1573 KASSERT(vap->iv_opmode == IEEE80211_M_STA,
1574 ("expected opmode STA not %s",
1575 ieee80211_opmode_name[vap->iv_opmode]));
1577 /* NB: this is racey if roaming is !manual */
1580 lookup.esslen = ssid_len;
1581 lookup.essid = ssid;
1582 ieee80211_scan_iterate(vap, mlmelookup, &lookup);
1583 if (lookup.se == NULL)
1585 mlmedebug(vap, mac, IEEE80211_MLME_ASSOC, 0);
1586 if (!ieee80211_sta_join(vap, lookup.se->se_chan, lookup.se))
1587 return EIO; /* XXX unique but could be better */
1592 setmlme_assoc_adhoc(struct ieee80211vap *vap,
1593 const uint8_t mac[IEEE80211_ADDR_LEN], int ssid_len,
1594 const uint8_t ssid[IEEE80211_NWID_LEN])
1596 struct ieee80211_scan_req *sr;
1599 KASSERT(vap->iv_opmode == IEEE80211_M_IBSS ||
1600 vap->iv_opmode == IEEE80211_M_AHDEMO,
1601 ("expected opmode IBSS or AHDEMO not %s",
1602 ieee80211_opmode_name[vap->iv_opmode]));
1607 sr = IEEE80211_MALLOC(sizeof(*sr), M_TEMP,
1608 IEEE80211_M_NOWAIT | IEEE80211_M_ZERO);
1612 /* NB: IEEE80211_IOC_SSID call missing for ap_scan=2. */
1613 memset(vap->iv_des_ssid[0].ssid, 0, IEEE80211_NWID_LEN);
1614 vap->iv_des_ssid[0].len = ssid_len;
1615 memcpy(vap->iv_des_ssid[0].ssid, ssid, ssid_len);
1616 vap->iv_des_nssid = 1;
1618 sr->sr_flags = IEEE80211_IOC_SCAN_ACTIVE | IEEE80211_IOC_SCAN_ONCE;
1619 sr->sr_duration = IEEE80211_IOC_SCAN_FOREVER;
1620 memcpy(sr->sr_ssid[0].ssid, ssid, ssid_len);
1621 sr->sr_ssid[0].len = ssid_len;
1624 error = ieee80211_scanreq(vap, sr);
1626 IEEE80211_FREE(sr, M_TEMP);
1631 ieee80211_ioctl_setmlme(struct ieee80211vap *vap, struct ieee80211req *ireq)
1633 struct ieee80211req_mlme mlme;
1636 if (ireq->i_len != sizeof(mlme))
1638 error = copyin(ireq->i_data, &mlme, sizeof(mlme));
1641 if (vap->iv_opmode == IEEE80211_M_STA &&
1642 mlme.im_op == IEEE80211_MLME_ASSOC)
1643 return setmlme_assoc_sta(vap, mlme.im_macaddr,
1644 vap->iv_des_ssid[0].len, vap->iv_des_ssid[0].ssid);
1645 else if ((vap->iv_opmode == IEEE80211_M_IBSS ||
1646 vap->iv_opmode == IEEE80211_M_AHDEMO) &&
1647 mlme.im_op == IEEE80211_MLME_ASSOC)
1648 return setmlme_assoc_adhoc(vap, mlme.im_macaddr,
1649 mlme.im_ssid_len, mlme.im_ssid);
1651 return setmlme_common(vap, mlme.im_op,
1652 mlme.im_macaddr, mlme.im_reason);
1656 ieee80211_ioctl_macmac(struct ieee80211vap *vap, struct ieee80211req *ireq)
1658 uint8_t mac[IEEE80211_ADDR_LEN];
1659 const struct ieee80211_aclator *acl = vap->iv_acl;
1662 if (ireq->i_len != sizeof(mac))
1664 error = copyin(ireq->i_data, mac, ireq->i_len);
1668 acl = ieee80211_aclator_get("mac");
1669 if (acl == NULL || !acl->iac_attach(vap))
1673 if (ireq->i_type == IEEE80211_IOC_ADDMAC)
1674 acl->iac_add(vap, mac);
1676 acl->iac_remove(vap, mac);
1681 ieee80211_ioctl_setmaccmd(struct ieee80211vap *vap, struct ieee80211req *ireq)
1683 const struct ieee80211_aclator *acl = vap->iv_acl;
1685 switch (ireq->i_val) {
1686 case IEEE80211_MACCMD_POLICY_OPEN:
1687 case IEEE80211_MACCMD_POLICY_ALLOW:
1688 case IEEE80211_MACCMD_POLICY_DENY:
1689 case IEEE80211_MACCMD_POLICY_RADIUS:
1691 acl = ieee80211_aclator_get("mac");
1692 if (acl == NULL || !acl->iac_attach(vap))
1696 acl->iac_setpolicy(vap, ireq->i_val);
1698 case IEEE80211_MACCMD_FLUSH:
1700 acl->iac_flush(vap);
1701 /* NB: silently ignore when not in use */
1703 case IEEE80211_MACCMD_DETACH:
1706 acl->iac_detach(vap);
1713 return acl->iac_setioctl(vap, ireq);
1719 ieee80211_ioctl_setchanlist(struct ieee80211vap *vap, struct ieee80211req *ireq)
1721 struct ieee80211com *ic = vap->iv_ic;
1722 uint8_t *chanlist, *list;
1723 int i, nchan, maxchan, error;
1725 if (ireq->i_len > sizeof(ic->ic_chan_active))
1726 ireq->i_len = sizeof(ic->ic_chan_active);
1727 list = IEEE80211_MALLOC(ireq->i_len + IEEE80211_CHAN_BYTES, M_TEMP,
1728 IEEE80211_M_NOWAIT | IEEE80211_M_ZERO);
1731 error = copyin(ireq->i_data, list, ireq->i_len);
1733 IEEE80211_FREE(list, M_TEMP);
1737 chanlist = list + ireq->i_len; /* NB: zero'd already */
1738 maxchan = ireq->i_len * NBBY;
1739 for (i = 0; i < ic->ic_nchans; i++) {
1740 const struct ieee80211_channel *c = &ic->ic_channels[i];
1742 * Calculate the intersection of the user list and the
1743 * available channels so users can do things like specify
1744 * 1-255 to get all available channels.
1746 if (c->ic_ieee < maxchan && isset(list, c->ic_ieee)) {
1747 setbit(chanlist, c->ic_ieee);
1752 IEEE80211_FREE(list, M_TEMP);
1755 if (ic->ic_bsschan != IEEE80211_CHAN_ANYC && /* XXX */
1756 isclr(chanlist, ic->ic_bsschan->ic_ieee))
1757 ic->ic_bsschan = IEEE80211_CHAN_ANYC;
1758 memcpy(ic->ic_chan_active, chanlist, IEEE80211_CHAN_BYTES);
1759 ieee80211_scan_flush(vap);
1760 IEEE80211_FREE(list, M_TEMP);
1765 ieee80211_ioctl_setstastats(struct ieee80211vap *vap, struct ieee80211req *ireq)
1767 struct ieee80211_node *ni;
1768 uint8_t macaddr[IEEE80211_ADDR_LEN];
1772 * NB: we could copyin ieee80211req_sta_stats so apps
1773 * could make selective changes but that's overkill;
1774 * just clear all stats for now.
1776 if (ireq->i_len < IEEE80211_ADDR_LEN)
1778 error = copyin(ireq->i_data, macaddr, IEEE80211_ADDR_LEN);
1781 ni = ieee80211_find_vap_node(&vap->iv_ic->ic_sta, vap, macaddr);
1784 /* XXX require ni_vap == vap? */
1785 memset(&ni->ni_stats, 0, sizeof(ni->ni_stats));
1786 ieee80211_free_node(ni);
1791 ieee80211_ioctl_setstatxpow(struct ieee80211vap *vap, struct ieee80211req *ireq)
1793 struct ieee80211_node *ni;
1794 struct ieee80211req_sta_txpow txpow;
1797 if (ireq->i_len != sizeof(txpow))
1799 error = copyin(ireq->i_data, &txpow, sizeof(txpow));
1802 ni = ieee80211_find_vap_node(&vap->iv_ic->ic_sta, vap, txpow.it_macaddr);
1805 ni->ni_txpower = txpow.it_txpow;
1806 ieee80211_free_node(ni);
1811 ieee80211_ioctl_setwmeparam(struct ieee80211vap *vap, struct ieee80211req *ireq)
1813 struct ieee80211com *ic = vap->iv_ic;
1814 struct ieee80211_wme_state *wme = &ic->ic_wme;
1815 struct wmeParams *wmep, *chanp;
1816 int isbss, ac, aggrmode;
1818 if ((ic->ic_caps & IEEE80211_C_WME) == 0)
1821 isbss = (ireq->i_len & IEEE80211_WMEPARAM_BSS);
1822 ac = (ireq->i_len & IEEE80211_WMEPARAM_VAL);
1823 aggrmode = (wme->wme_flags & WME_F_AGGRMODE);
1824 if (ac >= WME_NUM_AC)
1827 chanp = &wme->wme_bssChanParams.cap_wmeParams[ac];
1828 wmep = &wme->wme_wmeBssChanParams.cap_wmeParams[ac];
1830 chanp = &wme->wme_chanParams.cap_wmeParams[ac];
1831 wmep = &wme->wme_wmeChanParams.cap_wmeParams[ac];
1833 switch (ireq->i_type) {
1834 case IEEE80211_IOC_WME_CWMIN: /* WME: CWmin */
1835 wmep->wmep_logcwmin = ireq->i_val;
1836 if (!isbss || !aggrmode)
1837 chanp->wmep_logcwmin = ireq->i_val;
1839 case IEEE80211_IOC_WME_CWMAX: /* WME: CWmax */
1840 wmep->wmep_logcwmax = ireq->i_val;
1841 if (!isbss || !aggrmode)
1842 chanp->wmep_logcwmax = ireq->i_val;
1844 case IEEE80211_IOC_WME_AIFS: /* WME: AIFS */
1845 wmep->wmep_aifsn = ireq->i_val;
1846 if (!isbss || !aggrmode)
1847 chanp->wmep_aifsn = ireq->i_val;
1849 case IEEE80211_IOC_WME_TXOPLIMIT: /* WME: txops limit */
1850 wmep->wmep_txopLimit = ireq->i_val;
1851 if (!isbss || !aggrmode)
1852 chanp->wmep_txopLimit = ireq->i_val;
1854 case IEEE80211_IOC_WME_ACM: /* WME: ACM (bss only) */
1855 wmep->wmep_acm = ireq->i_val;
1857 chanp->wmep_acm = ireq->i_val;
1859 case IEEE80211_IOC_WME_ACKPOLICY: /* WME: ACK policy (!bss only)*/
1860 wmep->wmep_noackPolicy = chanp->wmep_noackPolicy =
1864 ieee80211_wme_updateparams(vap);
1869 find11gchannel(struct ieee80211com *ic, int start, int freq)
1871 const struct ieee80211_channel *c;
1874 for (i = start+1; i < ic->ic_nchans; i++) {
1875 c = &ic->ic_channels[i];
1876 if (c->ic_freq == freq && IEEE80211_IS_CHAN_ANYG(c))
1879 /* NB: should not be needed but in case things are mis-sorted */
1880 for (i = 0; i < start; i++) {
1881 c = &ic->ic_channels[i];
1882 if (c->ic_freq == freq && IEEE80211_IS_CHAN_ANYG(c))
1888 static struct ieee80211_channel *
1889 findchannel(struct ieee80211com *ic, int ieee, int mode)
1891 static const u_int chanflags[IEEE80211_MODE_MAX] = {
1892 [IEEE80211_MODE_AUTO] = 0,
1893 [IEEE80211_MODE_11A] = IEEE80211_CHAN_A,
1894 [IEEE80211_MODE_11B] = IEEE80211_CHAN_B,
1895 [IEEE80211_MODE_11G] = IEEE80211_CHAN_G,
1896 [IEEE80211_MODE_FH] = IEEE80211_CHAN_FHSS,
1897 [IEEE80211_MODE_TURBO_A] = IEEE80211_CHAN_108A,
1898 [IEEE80211_MODE_TURBO_G] = IEEE80211_CHAN_108G,
1899 [IEEE80211_MODE_STURBO_A] = IEEE80211_CHAN_STURBO,
1900 [IEEE80211_MODE_HALF] = IEEE80211_CHAN_HALF,
1901 [IEEE80211_MODE_QUARTER] = IEEE80211_CHAN_QUARTER,
1902 /* NB: handled specially below */
1903 [IEEE80211_MODE_11NA] = IEEE80211_CHAN_A,
1904 [IEEE80211_MODE_11NG] = IEEE80211_CHAN_G,
1905 [IEEE80211_MODE_VHT_5GHZ] = IEEE80211_CHAN_A,
1906 [IEEE80211_MODE_VHT_2GHZ] = IEEE80211_CHAN_G,
1911 modeflags = chanflags[mode];
1912 for (i = 0; i < ic->ic_nchans; i++) {
1913 struct ieee80211_channel *c = &ic->ic_channels[i];
1915 if (c->ic_ieee != ieee)
1917 if (mode == IEEE80211_MODE_AUTO) {
1918 /* ignore turbo channels for autoselect */
1919 if (IEEE80211_IS_CHAN_TURBO(c))
1922 * XXX special-case 11b/g channels so we
1923 * always select the g channel if both
1925 * XXX prefer HT to non-HT?
1927 if (!IEEE80211_IS_CHAN_B(c) ||
1928 !find11gchannel(ic, i, c->ic_freq))
1931 /* must check VHT specifically */
1932 if ((mode == IEEE80211_MODE_VHT_5GHZ ||
1933 mode == IEEE80211_MODE_VHT_2GHZ) &&
1934 !IEEE80211_IS_CHAN_VHT(c))
1938 * Must check HT specially - only match on HT,
1939 * not HT+VHT channels
1941 if ((mode == IEEE80211_MODE_11NA ||
1942 mode == IEEE80211_MODE_11NG) &&
1943 !IEEE80211_IS_CHAN_HT(c))
1946 if ((mode == IEEE80211_MODE_11NA ||
1947 mode == IEEE80211_MODE_11NG) &&
1948 IEEE80211_IS_CHAN_VHT(c))
1951 /* Check that the modeflags above match */
1952 if ((c->ic_flags & modeflags) == modeflags)
1960 * Check the specified against any desired mode (aka netband).
1961 * This is only used (presently) when operating in hostap mode
1962 * to enforce consistency.
1965 check_mode_consistency(const struct ieee80211_channel *c, int mode)
1967 KASSERT(c != IEEE80211_CHAN_ANYC, ("oops, no channel"));
1970 case IEEE80211_MODE_11B:
1971 return (IEEE80211_IS_CHAN_B(c));
1972 case IEEE80211_MODE_11G:
1973 return (IEEE80211_IS_CHAN_ANYG(c) && !IEEE80211_IS_CHAN_HT(c));
1974 case IEEE80211_MODE_11A:
1975 return (IEEE80211_IS_CHAN_A(c) && !IEEE80211_IS_CHAN_HT(c));
1976 case IEEE80211_MODE_STURBO_A:
1977 return (IEEE80211_IS_CHAN_STURBO(c));
1978 case IEEE80211_MODE_11NA:
1979 return (IEEE80211_IS_CHAN_HTA(c));
1980 case IEEE80211_MODE_11NG:
1981 return (IEEE80211_IS_CHAN_HTG(c));
1988 * Common code to set the current channel. If the device
1989 * is up and running this may result in an immediate channel
1990 * change or a kick of the state machine.
1993 setcurchan(struct ieee80211vap *vap, struct ieee80211_channel *c)
1995 struct ieee80211com *ic = vap->iv_ic;
1998 if (c != IEEE80211_CHAN_ANYC) {
1999 if (IEEE80211_IS_CHAN_RADAR(c))
2000 return EBUSY; /* XXX better code? */
2001 if (vap->iv_opmode == IEEE80211_M_HOSTAP) {
2002 if (IEEE80211_IS_CHAN_NOHOSTAP(c))
2004 if (!check_mode_consistency(c, vap->iv_des_mode))
2006 } else if (vap->iv_opmode == IEEE80211_M_IBSS) {
2007 if (IEEE80211_IS_CHAN_NOADHOC(c))
2010 if ((vap->iv_state == IEEE80211_S_RUN || vap->iv_state == IEEE80211_S_SLEEP) &&
2011 vap->iv_bss->ni_chan == c)
2012 return 0; /* NB: nothing to do */
2014 vap->iv_des_chan = c;
2017 if (vap->iv_opmode == IEEE80211_M_MONITOR &&
2018 vap->iv_des_chan != IEEE80211_CHAN_ANYC) {
2020 * Monitor mode can switch directly.
2022 if (IFNET_IS_UP_RUNNING(vap->iv_ifp)) {
2023 /* XXX need state machine for other vap's to follow */
2024 ieee80211_setcurchan(ic, vap->iv_des_chan);
2025 vap->iv_bss->ni_chan = ic->ic_curchan;
2027 ic->ic_curchan = vap->iv_des_chan;
2028 ic->ic_rt = ieee80211_get_ratetable(ic->ic_curchan);
2032 * Need to go through the state machine in case we
2033 * need to reassociate or the like. The state machine
2034 * will pickup the desired channel and avoid scanning.
2036 if (IS_UP_AUTO(vap))
2037 ieee80211_new_state(vap, IEEE80211_S_SCAN, 0);
2038 else if (vap->iv_des_chan != IEEE80211_CHAN_ANYC) {
2040 * When not up+running and a real channel has
2041 * been specified fix the current channel so
2042 * there is immediate feedback; e.g. via ifconfig.
2044 ic->ic_curchan = vap->iv_des_chan;
2045 ic->ic_rt = ieee80211_get_ratetable(ic->ic_curchan);
2052 * Old api for setting the current channel; this is
2053 * deprecated because channel numbers are ambiguous.
2056 ieee80211_ioctl_setchannel(struct ieee80211vap *vap,
2057 const struct ieee80211req *ireq)
2059 struct ieee80211com *ic = vap->iv_ic;
2060 struct ieee80211_channel *c;
2062 /* XXX 0xffff overflows 16-bit signed */
2063 if (ireq->i_val == 0 ||
2064 ireq->i_val == (int16_t) IEEE80211_CHAN_ANY) {
2065 c = IEEE80211_CHAN_ANYC;
2067 struct ieee80211_channel *c2;
2069 c = findchannel(ic, ireq->i_val, vap->iv_des_mode);
2071 c = findchannel(ic, ireq->i_val,
2072 IEEE80211_MODE_AUTO);
2078 * Fine tune channel selection based on desired mode:
2079 * if 11b is requested, find the 11b version of any
2080 * 11g channel returned,
2081 * if static turbo, find the turbo version of any
2082 * 11a channel return,
2083 * if 11na is requested, find the ht version of any
2084 * 11a channel returned,
2085 * if 11ng is requested, find the ht version of any
2086 * 11g channel returned,
2087 * if 11ac is requested, find the 11ac version
2088 * of any 11a/11na channel returned,
2089 * (TBD) 11acg (2GHz VHT)
2090 * otherwise we should be ok with what we've got.
2092 switch (vap->iv_des_mode) {
2093 case IEEE80211_MODE_11B:
2094 if (IEEE80211_IS_CHAN_ANYG(c)) {
2095 c2 = findchannel(ic, ireq->i_val,
2096 IEEE80211_MODE_11B);
2097 /* NB: should not happen, =>'s 11g w/o 11b */
2102 case IEEE80211_MODE_TURBO_A:
2103 if (IEEE80211_IS_CHAN_A(c)) {
2104 c2 = findchannel(ic, ireq->i_val,
2105 IEEE80211_MODE_TURBO_A);
2110 case IEEE80211_MODE_11NA:
2111 if (IEEE80211_IS_CHAN_A(c)) {
2112 c2 = findchannel(ic, ireq->i_val,
2113 IEEE80211_MODE_11NA);
2118 case IEEE80211_MODE_11NG:
2119 if (IEEE80211_IS_CHAN_ANYG(c)) {
2120 c2 = findchannel(ic, ireq->i_val,
2121 IEEE80211_MODE_11NG);
2126 case IEEE80211_MODE_VHT_2GHZ:
2127 printf("%s: TBD\n", __func__);
2129 case IEEE80211_MODE_VHT_5GHZ:
2130 if (IEEE80211_IS_CHAN_A(c)) {
2131 c2 = findchannel(ic, ireq->i_val,
2132 IEEE80211_MODE_VHT_5GHZ);
2137 default: /* NB: no static turboG */
2141 return setcurchan(vap, c);
2145 * New/current api for setting the current channel; a complete
2146 * channel description is provide so there is no ambiguity in
2147 * identifying the channel.
2150 ieee80211_ioctl_setcurchan(struct ieee80211vap *vap,
2151 const struct ieee80211req *ireq)
2153 struct ieee80211com *ic = vap->iv_ic;
2154 struct ieee80211_channel chan, *c;
2157 if (ireq->i_len != sizeof(chan))
2159 error = copyin(ireq->i_data, &chan, sizeof(chan));
2163 /* XXX 0xffff overflows 16-bit signed */
2164 if (chan.ic_freq == 0 || chan.ic_freq == IEEE80211_CHAN_ANY) {
2165 c = IEEE80211_CHAN_ANYC;
2167 c = ieee80211_find_channel(ic, chan.ic_freq, chan.ic_flags);
2171 return setcurchan(vap, c);
2175 ieee80211_ioctl_setregdomain(struct ieee80211vap *vap,
2176 const struct ieee80211req *ireq)
2178 struct ieee80211_regdomain_req *reg;
2181 nchans = 1 + ((ireq->i_len - sizeof(struct ieee80211_regdomain_req)) /
2182 sizeof(struct ieee80211_channel));
2183 if (!(1 <= nchans && nchans <= IEEE80211_CHAN_MAX)) {
2184 IEEE80211_DPRINTF(vap, IEEE80211_MSG_IOCTL,
2185 "%s: bad # chans, i_len %d nchans %d\n", __func__,
2186 ireq->i_len, nchans);
2189 reg = (struct ieee80211_regdomain_req *)
2190 IEEE80211_MALLOC(IEEE80211_REGDOMAIN_SIZE(nchans), M_TEMP,
2191 IEEE80211_M_NOWAIT | IEEE80211_M_ZERO);
2193 IEEE80211_DPRINTF(vap, IEEE80211_MSG_IOCTL,
2194 "%s: no memory, nchans %d\n", __func__, nchans);
2197 error = copyin(ireq->i_data, reg, IEEE80211_REGDOMAIN_SIZE(nchans));
2199 /* NB: validate inline channel count against storage size */
2200 if (reg->chaninfo.ic_nchans != nchans) {
2201 IEEE80211_DPRINTF(vap, IEEE80211_MSG_IOCTL,
2202 "%s: chan cnt mismatch, %d != %d\n", __func__,
2203 reg->chaninfo.ic_nchans, nchans);
2206 error = ieee80211_setregdomain(vap, reg);
2208 IEEE80211_FREE(reg, M_TEMP);
2210 return (error == 0 ? ENETRESET : error);
2214 checkrate(const struct ieee80211_rateset *rs, int rate)
2218 if (rate == IEEE80211_FIXED_RATE_NONE)
2220 for (i = 0; i < rs->rs_nrates; i++)
2221 if ((rs->rs_rates[i] & IEEE80211_RATE_VAL) == rate)
2227 checkmcs(const struct ieee80211_htrateset *rs, int mcs)
2229 int rate_val = IEEE80211_RV(mcs);
2232 if (mcs == IEEE80211_FIXED_RATE_NONE)
2234 if ((mcs & IEEE80211_RATE_MCS) == 0) /* MCS always have 0x80 set */
2236 for (i = 0; i < rs->rs_nrates; i++)
2237 if (IEEE80211_RV(rs->rs_rates[i]) == rate_val)
2243 ieee80211_ioctl_setroam(struct ieee80211vap *vap,
2244 const struct ieee80211req *ireq)
2246 struct ieee80211com *ic = vap->iv_ic;
2247 struct ieee80211_roamparams_req *parms;
2248 struct ieee80211_roamparam *src, *dst;
2249 const struct ieee80211_htrateset *rs_ht;
2250 const struct ieee80211_rateset *rs;
2251 int changed, error, mode, is11n, nmodes;
2253 if (ireq->i_len != sizeof(vap->iv_roamparms))
2256 parms = IEEE80211_MALLOC(sizeof(*parms), M_TEMP,
2257 IEEE80211_M_NOWAIT | IEEE80211_M_ZERO);
2261 error = copyin(ireq->i_data, parms, ireq->i_len);
2266 nmodes = IEEE80211_MODE_MAX;
2268 /* validate parameters and check if anything changed */
2269 for (mode = IEEE80211_MODE_11A; mode < nmodes; mode++) {
2270 if (isclr(ic->ic_modecaps, mode))
2272 src = &parms->params[mode];
2273 dst = &vap->iv_roamparms[mode];
2274 rs = &ic->ic_sup_rates[mode]; /* NB: 11n maps to legacy */
2275 rs_ht = &ic->ic_sup_htrates;
2276 is11n = (mode == IEEE80211_MODE_11NA ||
2277 mode == IEEE80211_MODE_11NG);
2278 /* XXX TODO: 11ac */
2279 if (src->rate != dst->rate) {
2280 if (!checkrate(rs, src->rate) &&
2281 (!is11n || !checkmcs(rs_ht, src->rate))) {
2287 if (src->rssi != dst->rssi)
2292 * Copy new parameters in place and notify the
2293 * driver so it can push state to the device.
2296 for (mode = IEEE80211_MODE_11A; mode < nmodes; mode++) {
2297 if (isset(ic->ic_modecaps, mode))
2298 vap->iv_roamparms[mode] = parms->params[mode];
2301 if (vap->iv_roaming == IEEE80211_ROAMING_DEVICE)
2305 fail: IEEE80211_FREE(parms, M_TEMP);
2310 ieee80211_ioctl_settxparams(struct ieee80211vap *vap,
2311 const struct ieee80211req *ireq)
2313 struct ieee80211com *ic = vap->iv_ic;
2314 struct ieee80211_txparams_req parms; /* XXX stack use? */
2315 struct ieee80211_txparam *src, *dst;
2316 const struct ieee80211_htrateset *rs_ht;
2317 const struct ieee80211_rateset *rs;
2318 int error, mode, changed, is11n, nmodes;
2320 /* NB: accept short requests for backwards compat */
2321 if (ireq->i_len > sizeof(parms))
2323 error = copyin(ireq->i_data, &parms, ireq->i_len);
2326 nmodes = ireq->i_len / sizeof(struct ieee80211_txparam);
2328 /* validate parameters and check if anything changed */
2329 for (mode = IEEE80211_MODE_11A; mode < nmodes; mode++) {
2330 if (isclr(ic->ic_modecaps, mode))
2332 src = &parms.params[mode];
2333 dst = &vap->iv_txparms[mode];
2334 rs = &ic->ic_sup_rates[mode]; /* NB: 11n maps to legacy */
2335 rs_ht = &ic->ic_sup_htrates;
2336 is11n = (mode == IEEE80211_MODE_11NA ||
2337 mode == IEEE80211_MODE_11NG);
2338 if (src->ucastrate != dst->ucastrate) {
2339 if (!checkrate(rs, src->ucastrate) &&
2340 (!is11n || !checkmcs(rs_ht, src->ucastrate)))
2344 if (src->mcastrate != dst->mcastrate) {
2345 if (!checkrate(rs, src->mcastrate) &&
2346 (!is11n || !checkmcs(rs_ht, src->mcastrate)))
2350 if (src->mgmtrate != dst->mgmtrate) {
2351 if (!checkrate(rs, src->mgmtrate) &&
2352 (!is11n || !checkmcs(rs_ht, src->mgmtrate)))
2356 if (src->maxretry != dst->maxretry) /* NB: no bounds */
2361 * Copy new parameters in place and notify the
2362 * driver so it can push state to the device.
2364 for (mode = IEEE80211_MODE_11A; mode < nmodes; mode++) {
2365 if (isset(ic->ic_modecaps, mode))
2366 vap->iv_txparms[mode] = parms.params[mode];
2368 /* XXX could be more intelligent,
2369 e.g. don't reset if setting not being used */
2376 * Application Information Element support.
2379 setappie(struct ieee80211_appie **aie, const struct ieee80211req *ireq)
2381 struct ieee80211_appie *app = *aie;
2382 struct ieee80211_appie *napp;
2385 if (ireq->i_len == 0) { /* delete any existing ie */
2387 *aie = NULL; /* XXX racey */
2388 IEEE80211_FREE(app, M_80211_NODE_IE);
2392 if (!(2 <= ireq->i_len && ireq->i_len <= IEEE80211_MAX_APPIE))
2395 * Allocate a new appie structure and copy in the user data.
2396 * When done swap in the new structure. Note that we do not
2397 * guard against users holding a ref to the old structure;
2398 * this must be handled outside this code.
2402 napp = (struct ieee80211_appie *) IEEE80211_MALLOC(
2403 sizeof(struct ieee80211_appie) + ireq->i_len, M_80211_NODE_IE,
2404 IEEE80211_M_NOWAIT);
2407 /* XXX holding ic lock */
2408 error = copyin(ireq->i_data, napp->ie_data, ireq->i_len);
2410 IEEE80211_FREE(napp, M_80211_NODE_IE);
2413 napp->ie_len = ireq->i_len;
2416 IEEE80211_FREE(app, M_80211_NODE_IE);
2421 setwparsnie(struct ieee80211vap *vap, uint8_t *ie, int space)
2423 /* validate data is present as best we can */
2424 if (space == 0 || 2+ie[1] > space)
2426 if (ie[0] == IEEE80211_ELEMID_VENDOR)
2427 vap->iv_wpa_ie = ie;
2428 else if (ie[0] == IEEE80211_ELEMID_RSN)
2429 vap->iv_rsn_ie = ie;
2433 ieee80211_ioctl_setappie_locked(struct ieee80211vap *vap,
2434 const struct ieee80211req *ireq, int fc0)
2438 IEEE80211_LOCK_ASSERT(vap->iv_ic);
2440 switch (fc0 & IEEE80211_FC0_SUBTYPE_MASK) {
2441 case IEEE80211_FC0_SUBTYPE_BEACON:
2442 if (vap->iv_opmode != IEEE80211_M_HOSTAP &&
2443 vap->iv_opmode != IEEE80211_M_IBSS) {
2447 error = setappie(&vap->iv_appie_beacon, ireq);
2449 ieee80211_beacon_notify(vap, IEEE80211_BEACON_APPIE);
2451 case IEEE80211_FC0_SUBTYPE_PROBE_RESP:
2452 error = setappie(&vap->iv_appie_proberesp, ireq);
2454 case IEEE80211_FC0_SUBTYPE_ASSOC_RESP:
2455 if (vap->iv_opmode == IEEE80211_M_HOSTAP)
2456 error = setappie(&vap->iv_appie_assocresp, ireq);
2460 case IEEE80211_FC0_SUBTYPE_PROBE_REQ:
2461 error = setappie(&vap->iv_appie_probereq, ireq);
2463 case IEEE80211_FC0_SUBTYPE_ASSOC_REQ:
2464 if (vap->iv_opmode == IEEE80211_M_STA)
2465 error = setappie(&vap->iv_appie_assocreq, ireq);
2469 case (IEEE80211_APPIE_WPA & IEEE80211_FC0_SUBTYPE_MASK):
2470 error = setappie(&vap->iv_appie_wpa, ireq);
2473 * Must split single blob of data into separate
2474 * WPA and RSN ie's because they go in different
2475 * locations in the mgt frames.
2476 * XXX use IEEE80211_IOC_WPA2 so user code does split
2478 vap->iv_wpa_ie = NULL;
2479 vap->iv_rsn_ie = NULL;
2480 if (vap->iv_appie_wpa != NULL) {
2481 struct ieee80211_appie *appie =
2483 uint8_t *data = appie->ie_data;
2485 /* XXX ie length validate is painful, cheat */
2486 setwparsnie(vap, data, appie->ie_len);
2487 setwparsnie(vap, data + 2 + data[1],
2488 appie->ie_len - (2 + data[1]));
2490 if (vap->iv_opmode == IEEE80211_M_HOSTAP ||
2491 vap->iv_opmode == IEEE80211_M_IBSS) {
2493 * Must rebuild beacon frame as the update
2494 * mechanism doesn't handle WPA/RSN ie's.
2495 * Could extend it but it doesn't normally
2496 * change; this is just to deal with hostapd
2497 * plumbing the ie after the interface is up.
2511 ieee80211_ioctl_setappie(struct ieee80211vap *vap,
2512 const struct ieee80211req *ireq)
2514 struct ieee80211com *ic = vap->iv_ic;
2518 fc0 = ireq->i_val & 0xff;
2519 if ((fc0 & IEEE80211_FC0_TYPE_MASK) != IEEE80211_FC0_TYPE_MGT)
2521 /* NB: could check iv_opmode and reject but hardly worth the effort */
2523 error = ieee80211_ioctl_setappie_locked(vap, ireq, fc0);
2524 IEEE80211_UNLOCK(ic);
2529 ieee80211_ioctl_chanswitch(struct ieee80211vap *vap, struct ieee80211req *ireq)
2531 struct ieee80211com *ic = vap->iv_ic;
2532 struct ieee80211_chanswitch_req csr;
2533 struct ieee80211_channel *c;
2536 if (ireq->i_len != sizeof(csr))
2538 error = copyin(ireq->i_data, &csr, sizeof(csr));
2541 /* XXX adhoc mode not supported */
2542 if (vap->iv_opmode != IEEE80211_M_HOSTAP ||
2543 (vap->iv_flags & IEEE80211_F_DOTH) == 0)
2545 c = ieee80211_find_channel(ic,
2546 csr.csa_chan.ic_freq, csr.csa_chan.ic_flags);
2550 if ((ic->ic_flags & IEEE80211_F_CSAPENDING) == 0)
2551 ieee80211_csa_startswitch(ic, c, csr.csa_mode, csr.csa_count);
2552 else if (csr.csa_count == 0)
2553 ieee80211_csa_cancelswitch(ic);
2556 IEEE80211_UNLOCK(ic);
2561 ieee80211_scanreq(struct ieee80211vap *vap, struct ieee80211_scan_req *sr)
2563 #define IEEE80211_IOC_SCAN_FLAGS \
2564 (IEEE80211_IOC_SCAN_NOPICK | IEEE80211_IOC_SCAN_ACTIVE | \
2565 IEEE80211_IOC_SCAN_PICK1ST | IEEE80211_IOC_SCAN_BGSCAN | \
2566 IEEE80211_IOC_SCAN_ONCE | IEEE80211_IOC_SCAN_NOBCAST | \
2567 IEEE80211_IOC_SCAN_NOJOIN | IEEE80211_IOC_SCAN_FLUSH | \
2568 IEEE80211_IOC_SCAN_CHECK)
2569 struct ieee80211com *ic = vap->iv_ic;
2572 /* convert duration */
2573 if (sr->sr_duration == IEEE80211_IOC_SCAN_FOREVER)
2574 sr->sr_duration = IEEE80211_SCAN_FOREVER;
2576 if (sr->sr_duration < IEEE80211_IOC_SCAN_DURATION_MIN ||
2577 sr->sr_duration > IEEE80211_IOC_SCAN_DURATION_MAX)
2579 sr->sr_duration = msecs_to_ticks(sr->sr_duration);
2581 /* convert min/max channel dwell */
2582 if (sr->sr_mindwell != 0)
2583 sr->sr_mindwell = msecs_to_ticks(sr->sr_mindwell);
2584 if (sr->sr_maxdwell != 0)
2585 sr->sr_maxdwell = msecs_to_ticks(sr->sr_maxdwell);
2586 /* NB: silently reduce ssid count to what is supported */
2587 if (sr->sr_nssid > IEEE80211_SCAN_MAX_SSID)
2588 sr->sr_nssid = IEEE80211_SCAN_MAX_SSID;
2589 for (i = 0; i < sr->sr_nssid; i++)
2590 if (sr->sr_ssid[i].len > IEEE80211_NWID_LEN)
2592 /* cleanse flags just in case, could reject if invalid flags */
2593 sr->sr_flags &= IEEE80211_IOC_SCAN_FLAGS;
2595 * Add an implicit NOPICK if the vap is not marked UP. This
2596 * allows applications to scan without joining a bss (or picking
2597 * a channel and setting up a bss) and without forcing manual
2598 * roaming mode--you just need to mark the parent device UP.
2600 if ((vap->iv_ifp->if_flags & IFF_UP) == 0)
2601 sr->sr_flags |= IEEE80211_IOC_SCAN_NOPICK;
2603 IEEE80211_DPRINTF(vap, IEEE80211_MSG_SCAN,
2604 "%s: flags 0x%x%s duration 0x%x mindwell %u maxdwell %u nssid %d\n",
2605 __func__, sr->sr_flags,
2606 (vap->iv_ifp->if_flags & IFF_UP) == 0 ? " (!IFF_UP)" : "",
2607 sr->sr_duration, sr->sr_mindwell, sr->sr_maxdwell, sr->sr_nssid);
2609 * If we are in INIT state then the driver has never had a chance
2610 * to setup hardware state to do a scan; we must use the state
2611 * machine to get us up to the SCAN state but once we reach SCAN
2612 * state we then want to use the supplied params. Stash the
2613 * parameters in the vap and mark IEEE80211_FEXT_SCANREQ; the
2614 * state machines will recognize this and use the stashed params
2615 * to issue the scan request.
2617 * Otherwise just invoke the scan machinery directly.
2620 if (ic->ic_nrunning == 0) {
2621 IEEE80211_UNLOCK(ic);
2625 if (vap->iv_state == IEEE80211_S_INIT) {
2626 /* NB: clobbers previous settings */
2627 vap->iv_scanreq_flags = sr->sr_flags;
2628 vap->iv_scanreq_duration = sr->sr_duration;
2629 vap->iv_scanreq_nssid = sr->sr_nssid;
2630 for (i = 0; i < sr->sr_nssid; i++) {
2631 vap->iv_scanreq_ssid[i].len = sr->sr_ssid[i].len;
2632 memcpy(vap->iv_scanreq_ssid[i].ssid,
2633 sr->sr_ssid[i].ssid, sr->sr_ssid[i].len);
2635 vap->iv_flags_ext |= IEEE80211_FEXT_SCANREQ;
2636 IEEE80211_UNLOCK(ic);
2637 ieee80211_new_state(vap, IEEE80211_S_SCAN, 0);
2639 vap->iv_flags_ext &= ~IEEE80211_FEXT_SCANREQ;
2640 IEEE80211_UNLOCK(ic);
2641 if (sr->sr_flags & IEEE80211_IOC_SCAN_CHECK) {
2642 error = ieee80211_check_scan(vap, sr->sr_flags,
2643 sr->sr_duration, sr->sr_mindwell, sr->sr_maxdwell,
2645 /* NB: cheat, we assume structures are compatible */
2646 (const struct ieee80211_scan_ssid *) &sr->sr_ssid[0]);
2648 error = ieee80211_start_scan(vap, sr->sr_flags,
2649 sr->sr_duration, sr->sr_mindwell, sr->sr_maxdwell,
2651 /* NB: cheat, we assume structures are compatible */
2652 (const struct ieee80211_scan_ssid *) &sr->sr_ssid[0]);
2658 #undef IEEE80211_IOC_SCAN_FLAGS
2662 ieee80211_ioctl_scanreq(struct ieee80211vap *vap, struct ieee80211req *ireq)
2664 struct ieee80211_scan_req *sr;
2667 if (ireq->i_len != sizeof(*sr))
2669 sr = IEEE80211_MALLOC(sizeof(*sr), M_TEMP,
2670 IEEE80211_M_NOWAIT | IEEE80211_M_ZERO);
2673 error = copyin(ireq->i_data, sr, sizeof(*sr));
2676 error = ieee80211_scanreq(vap, sr);
2678 IEEE80211_FREE(sr, M_TEMP);
2683 ieee80211_ioctl_setstavlan(struct ieee80211vap *vap, struct ieee80211req *ireq)
2685 struct ieee80211_node *ni;
2686 struct ieee80211req_sta_vlan vlan;
2689 if (ireq->i_len != sizeof(vlan))
2691 error = copyin(ireq->i_data, &vlan, sizeof(vlan));
2694 if (!IEEE80211_ADDR_EQ(vlan.sv_macaddr, zerobssid)) {
2695 ni = ieee80211_find_vap_node(&vap->iv_ic->ic_sta, vap,
2700 ni = ieee80211_ref_node(vap->iv_bss);
2701 ni->ni_vlan = vlan.sv_vlan;
2702 ieee80211_free_node(ni);
2707 isvap11g(const struct ieee80211vap *vap)
2709 const struct ieee80211_node *bss = vap->iv_bss;
2710 return bss->ni_chan != IEEE80211_CHAN_ANYC &&
2711 IEEE80211_IS_CHAN_ANYG(bss->ni_chan);
2715 isvapht(const struct ieee80211vap *vap)
2717 const struct ieee80211_node *bss = vap->iv_bss;
2718 return bss->ni_chan != IEEE80211_CHAN_ANYC &&
2719 IEEE80211_IS_CHAN_HT(bss->ni_chan);
2723 * Dummy ioctl set handler so the linker set is defined.
2726 dummy_ioctl_set(struct ieee80211vap *vap, struct ieee80211req *ireq)
2730 IEEE80211_IOCTL_SET(dummy, dummy_ioctl_set);
2733 ieee80211_ioctl_setdefault(struct ieee80211vap *vap, struct ieee80211req *ireq)
2735 ieee80211_ioctl_setfunc * const *set;
2738 SET_FOREACH(set, ieee80211_ioctl_setset) {
2739 error = (*set)(vap, ireq);
2740 if (error != ENOSYS)
2747 ieee80211_ioctl_set80211(struct ieee80211vap *vap, u_long cmd, struct ieee80211req *ireq)
2749 struct ieee80211com *ic = vap->iv_ic;
2751 const struct ieee80211_authenticator *auth;
2752 uint8_t tmpkey[IEEE80211_KEYBUF_SIZE];
2753 char tmpssid[IEEE80211_NWID_LEN];
2754 uint8_t tmpbssid[IEEE80211_ADDR_LEN];
2755 struct ieee80211_key *k;
2760 switch (ireq->i_type) {
2761 case IEEE80211_IOC_SSID:
2762 if (ireq->i_val != 0 ||
2763 ireq->i_len > IEEE80211_NWID_LEN)
2765 error = copyin(ireq->i_data, tmpssid, ireq->i_len);
2768 memset(vap->iv_des_ssid[0].ssid, 0, IEEE80211_NWID_LEN);
2769 vap->iv_des_ssid[0].len = ireq->i_len;
2770 memcpy(vap->iv_des_ssid[0].ssid, tmpssid, ireq->i_len);
2771 vap->iv_des_nssid = (ireq->i_len > 0);
2774 case IEEE80211_IOC_WEP:
2775 switch (ireq->i_val) {
2776 case IEEE80211_WEP_OFF:
2777 vap->iv_flags &= ~IEEE80211_F_PRIVACY;
2778 vap->iv_flags &= ~IEEE80211_F_DROPUNENC;
2780 case IEEE80211_WEP_ON:
2781 vap->iv_flags |= IEEE80211_F_PRIVACY;
2782 vap->iv_flags |= IEEE80211_F_DROPUNENC;
2784 case IEEE80211_WEP_MIXED:
2785 vap->iv_flags |= IEEE80211_F_PRIVACY;
2786 vap->iv_flags &= ~IEEE80211_F_DROPUNENC;
2791 case IEEE80211_IOC_WEPKEY:
2792 kid = (u_int) ireq->i_val;
2793 if (kid >= IEEE80211_WEP_NKID)
2795 k = &vap->iv_nw_keys[kid];
2796 if (ireq->i_len == 0) {
2797 /* zero-len =>'s delete any existing key */
2798 (void) ieee80211_crypto_delkey(vap, k);
2801 if (ireq->i_len > sizeof(tmpkey))
2803 memset(tmpkey, 0, sizeof(tmpkey));
2804 error = copyin(ireq->i_data, tmpkey, ireq->i_len);
2807 ieee80211_key_update_begin(vap);
2808 k->wk_keyix = kid; /* NB: force fixed key id */
2809 if (ieee80211_crypto_newkey(vap, IEEE80211_CIPHER_WEP,
2810 IEEE80211_KEY_XMIT | IEEE80211_KEY_RECV, k)) {
2811 k->wk_keylen = ireq->i_len;
2812 memcpy(k->wk_key, tmpkey, sizeof(tmpkey));
2813 IEEE80211_ADDR_COPY(k->wk_macaddr, vap->iv_myaddr);
2814 if (!ieee80211_crypto_setkey(vap, k))
2818 ieee80211_key_update_end(vap);
2820 case IEEE80211_IOC_WEPTXKEY:
2821 kid = (u_int) ireq->i_val;
2822 if (kid >= IEEE80211_WEP_NKID &&
2823 (uint16_t) kid != IEEE80211_KEYIX_NONE)
2826 * Firmware devices may need to be told about an explicit
2827 * key index here, versus just inferring it from the
2828 * key set / change. Since we may also need to pause
2829 * things like transmit before the key is updated,
2830 * give the driver a chance to flush things by tying
2831 * into key update begin/end.
2833 ieee80211_key_update_begin(vap);
2834 ieee80211_crypto_set_deftxkey(vap, kid);
2835 ieee80211_key_update_end(vap);
2837 case IEEE80211_IOC_AUTHMODE:
2838 switch (ireq->i_val) {
2839 case IEEE80211_AUTH_WPA:
2840 case IEEE80211_AUTH_8021X: /* 802.1x */
2841 case IEEE80211_AUTH_OPEN: /* open */
2842 case IEEE80211_AUTH_SHARED: /* shared-key */
2843 case IEEE80211_AUTH_AUTO: /* auto */
2844 auth = ieee80211_authenticator_get(ireq->i_val);
2851 switch (ireq->i_val) {
2852 case IEEE80211_AUTH_WPA: /* WPA w/ 802.1x */
2853 vap->iv_flags |= IEEE80211_F_PRIVACY;
2854 ireq->i_val = IEEE80211_AUTH_8021X;
2856 case IEEE80211_AUTH_OPEN: /* open */
2857 vap->iv_flags &= ~(IEEE80211_F_WPA|IEEE80211_F_PRIVACY);
2859 case IEEE80211_AUTH_SHARED: /* shared-key */
2860 case IEEE80211_AUTH_8021X: /* 802.1x */
2861 vap->iv_flags &= ~IEEE80211_F_WPA;
2862 /* both require a key so mark the PRIVACY capability */
2863 vap->iv_flags |= IEEE80211_F_PRIVACY;
2865 case IEEE80211_AUTH_AUTO: /* auto */
2866 vap->iv_flags &= ~IEEE80211_F_WPA;
2867 /* XXX PRIVACY handling? */
2868 /* XXX what's the right way to do this? */
2871 /* NB: authenticator attach/detach happens on state change */
2872 vap->iv_bss->ni_authmode = ireq->i_val;
2873 /* XXX mixed/mode/usage? */
2874 vap->iv_auth = auth;
2877 case IEEE80211_IOC_CHANNEL:
2878 error = ieee80211_ioctl_setchannel(vap, ireq);
2880 case IEEE80211_IOC_POWERSAVE:
2881 switch (ireq->i_val) {
2882 case IEEE80211_POWERSAVE_OFF:
2883 if (vap->iv_flags & IEEE80211_F_PMGTON) {
2884 ieee80211_syncflag(vap, -IEEE80211_F_PMGTON);
2888 case IEEE80211_POWERSAVE_ON:
2889 if ((vap->iv_caps & IEEE80211_C_PMGT) == 0)
2891 else if ((vap->iv_flags & IEEE80211_F_PMGTON) == 0) {
2892 ieee80211_syncflag(vap, IEEE80211_F_PMGTON);
2901 case IEEE80211_IOC_POWERSAVESLEEP:
2902 if (ireq->i_val < 0)
2904 ic->ic_lintval = ireq->i_val;
2907 case IEEE80211_IOC_RTSTHRESHOLD:
2908 if (!(IEEE80211_RTS_MIN <= ireq->i_val &&
2909 ireq->i_val <= IEEE80211_RTS_MAX))
2911 vap->iv_rtsthreshold = ireq->i_val;
2914 case IEEE80211_IOC_PROTMODE:
2915 if (ireq->i_val > IEEE80211_PROT_RTSCTS)
2917 vap->iv_protmode = (enum ieee80211_protmode)ireq->i_val;
2918 /* NB: if not operating in 11g this can wait */
2919 if (ic->ic_bsschan != IEEE80211_CHAN_ANYC &&
2920 IEEE80211_IS_CHAN_ANYG(ic->ic_bsschan))
2922 /* driver callback for protection mode update */
2923 ieee80211_vap_update_erp_protmode(vap);
2925 case IEEE80211_IOC_TXPOWER:
2926 if ((ic->ic_caps & IEEE80211_C_TXPMGT) == 0)
2928 if (!(IEEE80211_TXPOWER_MIN <= ireq->i_val &&
2929 ireq->i_val <= IEEE80211_TXPOWER_MAX))
2931 ic->ic_txpowlimit = ireq->i_val;
2934 case IEEE80211_IOC_ROAMING:
2935 if (!(IEEE80211_ROAMING_DEVICE <= ireq->i_val &&
2936 ireq->i_val <= IEEE80211_ROAMING_MANUAL))
2938 vap->iv_roaming = (enum ieee80211_roamingmode)ireq->i_val;
2941 case IEEE80211_IOC_PRIVACY:
2943 /* XXX check for key state? */
2944 vap->iv_flags |= IEEE80211_F_PRIVACY;
2946 vap->iv_flags &= ~IEEE80211_F_PRIVACY;
2949 case IEEE80211_IOC_DROPUNENCRYPTED:
2951 vap->iv_flags |= IEEE80211_F_DROPUNENC;
2953 vap->iv_flags &= ~IEEE80211_F_DROPUNENC;
2956 case IEEE80211_IOC_WPAKEY:
2957 error = ieee80211_ioctl_setkey(vap, ireq);
2959 case IEEE80211_IOC_DELKEY:
2960 error = ieee80211_ioctl_delkey(vap, ireq);
2962 case IEEE80211_IOC_MLME:
2963 error = ieee80211_ioctl_setmlme(vap, ireq);
2965 case IEEE80211_IOC_COUNTERMEASURES:
2967 if ((vap->iv_flags & IEEE80211_F_WPA) == 0)
2969 vap->iv_flags |= IEEE80211_F_COUNTERM;
2971 vap->iv_flags &= ~IEEE80211_F_COUNTERM;
2974 case IEEE80211_IOC_WPA:
2975 if (ireq->i_val > 3)
2977 /* XXX verify ciphers available */
2978 flags = vap->iv_flags & ~IEEE80211_F_WPA;
2979 switch (ireq->i_val) {
2981 /* wpa_supplicant calls this to clear the WPA config */
2984 if (!(vap->iv_caps & IEEE80211_C_WPA1))
2986 flags |= IEEE80211_F_WPA1;
2989 if (!(vap->iv_caps & IEEE80211_C_WPA2))
2991 flags |= IEEE80211_F_WPA2;
2994 if ((vap->iv_caps & IEEE80211_C_WPA) != IEEE80211_C_WPA)
2996 flags |= IEEE80211_F_WPA1 | IEEE80211_F_WPA2;
2998 default: /* Can't set any -> error */
3001 vap->iv_flags = flags;
3002 error = ERESTART; /* NB: can change beacon frame */
3004 case IEEE80211_IOC_WME:
3006 if ((vap->iv_caps & IEEE80211_C_WME) == 0)
3008 ieee80211_syncflag(vap, IEEE80211_F_WME);
3010 ieee80211_syncflag(vap, -IEEE80211_F_WME);
3011 error = ERESTART; /* NB: can change beacon frame */
3013 case IEEE80211_IOC_HIDESSID:
3015 vap->iv_flags |= IEEE80211_F_HIDESSID;
3017 vap->iv_flags &= ~IEEE80211_F_HIDESSID;
3018 error = ERESTART; /* XXX ENETRESET? */
3020 case IEEE80211_IOC_APBRIDGE:
3021 if (ireq->i_val == 0)
3022 vap->iv_flags |= IEEE80211_F_NOBRIDGE;
3024 vap->iv_flags &= ~IEEE80211_F_NOBRIDGE;
3026 case IEEE80211_IOC_BSSID:
3027 if (ireq->i_len != sizeof(tmpbssid))
3029 error = copyin(ireq->i_data, tmpbssid, ireq->i_len);
3032 IEEE80211_ADDR_COPY(vap->iv_des_bssid, tmpbssid);
3033 if (IEEE80211_ADDR_EQ(vap->iv_des_bssid, zerobssid))
3034 vap->iv_flags &= ~IEEE80211_F_DESBSSID;
3036 vap->iv_flags |= IEEE80211_F_DESBSSID;
3039 case IEEE80211_IOC_CHANLIST:
3040 error = ieee80211_ioctl_setchanlist(vap, ireq);
3042 #define OLD_IEEE80211_IOC_SCAN_REQ 23
3043 #ifdef OLD_IEEE80211_IOC_SCAN_REQ
3044 case OLD_IEEE80211_IOC_SCAN_REQ:
3045 IEEE80211_DPRINTF(vap, IEEE80211_MSG_SCAN,
3046 "%s: active scan request\n", __func__);
3048 * If we are in INIT state then the driver has never
3049 * had a chance to setup hardware state to do a scan;
3050 * use the state machine to get us up the SCAN state.
3051 * Otherwise just invoke the scan machinery to start
3054 if (vap->iv_state == IEEE80211_S_INIT)
3055 ieee80211_new_state(vap, IEEE80211_S_SCAN, 0);
3057 (void) ieee80211_start_scan(vap,
3058 IEEE80211_SCAN_ACTIVE |
3059 IEEE80211_SCAN_NOPICK |
3060 IEEE80211_SCAN_ONCE,
3061 IEEE80211_SCAN_FOREVER, 0, 0,
3062 /* XXX use ioctl params */
3063 vap->iv_des_nssid, vap->iv_des_ssid);
3065 #endif /* OLD_IEEE80211_IOC_SCAN_REQ */
3066 case IEEE80211_IOC_SCAN_REQ:
3067 error = ieee80211_ioctl_scanreq(vap, ireq);
3069 case IEEE80211_IOC_SCAN_CANCEL:
3070 IEEE80211_DPRINTF(vap, IEEE80211_MSG_SCAN,
3071 "%s: cancel scan\n", __func__);
3072 ieee80211_cancel_scan(vap);
3074 case IEEE80211_IOC_HTCONF:
3075 if (ireq->i_val & 1)
3076 ieee80211_syncflag_ht(vap, IEEE80211_FHT_HT);
3078 ieee80211_syncflag_ht(vap, -IEEE80211_FHT_HT);
3079 if (ireq->i_val & 2)
3080 ieee80211_syncflag_ht(vap, IEEE80211_FHT_USEHT40);
3082 ieee80211_syncflag_ht(vap, -IEEE80211_FHT_USEHT40);
3085 case IEEE80211_IOC_ADDMAC:
3086 case IEEE80211_IOC_DELMAC:
3087 error = ieee80211_ioctl_macmac(vap, ireq);
3089 case IEEE80211_IOC_MACCMD:
3090 error = ieee80211_ioctl_setmaccmd(vap, ireq);
3092 case IEEE80211_IOC_STA_STATS:
3093 error = ieee80211_ioctl_setstastats(vap, ireq);
3095 case IEEE80211_IOC_STA_TXPOW:
3096 error = ieee80211_ioctl_setstatxpow(vap, ireq);
3098 case IEEE80211_IOC_WME_CWMIN: /* WME: CWmin */
3099 case IEEE80211_IOC_WME_CWMAX: /* WME: CWmax */
3100 case IEEE80211_IOC_WME_AIFS: /* WME: AIFS */
3101 case IEEE80211_IOC_WME_TXOPLIMIT: /* WME: txops limit */
3102 case IEEE80211_IOC_WME_ACM: /* WME: ACM (bss only) */
3103 case IEEE80211_IOC_WME_ACKPOLICY: /* WME: ACK policy (!bss only) */
3104 error = ieee80211_ioctl_setwmeparam(vap, ireq);
3106 case IEEE80211_IOC_DTIM_PERIOD:
3107 if (vap->iv_opmode != IEEE80211_M_HOSTAP &&
3108 vap->iv_opmode != IEEE80211_M_MBSS &&
3109 vap->iv_opmode != IEEE80211_M_IBSS)
3111 if (IEEE80211_DTIM_MIN <= ireq->i_val &&
3112 ireq->i_val <= IEEE80211_DTIM_MAX) {
3113 vap->iv_dtim_period = ireq->i_val;
3114 error = ENETRESET; /* requires restart */
3118 case IEEE80211_IOC_BEACON_INTERVAL:
3119 if (vap->iv_opmode != IEEE80211_M_HOSTAP &&
3120 vap->iv_opmode != IEEE80211_M_MBSS &&
3121 vap->iv_opmode != IEEE80211_M_IBSS)
3123 if (IEEE80211_BINTVAL_MIN <= ireq->i_val &&
3124 ireq->i_val <= IEEE80211_BINTVAL_MAX) {
3125 ic->ic_bintval = ireq->i_val;
3126 error = ENETRESET; /* requires restart */
3130 case IEEE80211_IOC_PUREG:
3132 vap->iv_flags |= IEEE80211_F_PUREG;
3134 vap->iv_flags &= ~IEEE80211_F_PUREG;
3135 /* NB: reset only if we're operating on an 11g channel */
3139 case IEEE80211_IOC_QUIET:
3140 vap->iv_quiet= ireq->i_val;
3142 case IEEE80211_IOC_QUIET_COUNT:
3143 vap->iv_quiet_count=ireq->i_val;
3145 case IEEE80211_IOC_QUIET_PERIOD:
3146 vap->iv_quiet_period=ireq->i_val;
3148 case IEEE80211_IOC_QUIET_OFFSET:
3149 vap->iv_quiet_offset=ireq->i_val;
3151 case IEEE80211_IOC_QUIET_DUR:
3152 if(ireq->i_val < vap->iv_bss->ni_intval)
3153 vap->iv_quiet_duration = ireq->i_val;
3157 case IEEE80211_IOC_BGSCAN:
3159 if ((vap->iv_caps & IEEE80211_C_BGSCAN) == 0)
3161 vap->iv_flags |= IEEE80211_F_BGSCAN;
3163 vap->iv_flags &= ~IEEE80211_F_BGSCAN;
3165 case IEEE80211_IOC_BGSCAN_IDLE:
3166 if (ireq->i_val >= IEEE80211_BGSCAN_IDLE_MIN)
3167 vap->iv_bgscanidle = ireq->i_val*hz/1000;
3171 case IEEE80211_IOC_BGSCAN_INTERVAL:
3172 if (ireq->i_val >= IEEE80211_BGSCAN_INTVAL_MIN)
3173 vap->iv_bgscanintvl = ireq->i_val*hz;
3177 case IEEE80211_IOC_SCANVALID:
3178 if (ireq->i_val >= IEEE80211_SCAN_VALID_MIN)
3179 vap->iv_scanvalid = ireq->i_val*hz;
3183 case IEEE80211_IOC_FRAGTHRESHOLD:
3184 if ((vap->iv_caps & IEEE80211_C_TXFRAG) == 0 &&
3185 ireq->i_val != IEEE80211_FRAG_MAX)
3187 if (!(IEEE80211_FRAG_MIN <= ireq->i_val &&
3188 ireq->i_val <= IEEE80211_FRAG_MAX))
3190 vap->iv_fragthreshold = ireq->i_val;
3193 case IEEE80211_IOC_BURST:
3195 if ((vap->iv_caps & IEEE80211_C_BURST) == 0)
3197 ieee80211_syncflag(vap, IEEE80211_F_BURST);
3199 ieee80211_syncflag(vap, -IEEE80211_F_BURST);
3202 case IEEE80211_IOC_BMISSTHRESHOLD:
3203 if (!(IEEE80211_HWBMISS_MIN <= ireq->i_val &&
3204 ireq->i_val <= IEEE80211_HWBMISS_MAX))
3206 vap->iv_bmissthreshold = ireq->i_val;
3209 case IEEE80211_IOC_CURCHAN:
3210 error = ieee80211_ioctl_setcurchan(vap, ireq);
3212 case IEEE80211_IOC_SHORTGI:
3214 #define IEEE80211_HTCAP_SHORTGI \
3215 (IEEE80211_HTCAP_SHORTGI20 | IEEE80211_HTCAP_SHORTGI40)
3216 if (((ireq->i_val ^ vap->iv_htcaps) & IEEE80211_HTCAP_SHORTGI) != 0)
3218 if (ireq->i_val & IEEE80211_HTCAP_SHORTGI20)
3219 vap->iv_flags_ht |= IEEE80211_FHT_SHORTGI20;
3220 if (ireq->i_val & IEEE80211_HTCAP_SHORTGI40)
3221 vap->iv_flags_ht |= IEEE80211_FHT_SHORTGI40;
3222 #undef IEEE80211_HTCAP_SHORTGI
3225 ~(IEEE80211_FHT_SHORTGI20 | IEEE80211_FHT_SHORTGI40);
3228 case IEEE80211_IOC_AMPDU:
3229 if (ireq->i_val && (vap->iv_htcaps & IEEE80211_HTC_AMPDU) == 0)
3231 if (ireq->i_val & 1)
3232 vap->iv_flags_ht |= IEEE80211_FHT_AMPDU_TX;
3234 vap->iv_flags_ht &= ~IEEE80211_FHT_AMPDU_TX;
3235 if (ireq->i_val & 2)
3236 vap->iv_flags_ht |= IEEE80211_FHT_AMPDU_RX;
3238 vap->iv_flags_ht &= ~IEEE80211_FHT_AMPDU_RX;
3239 /* NB: reset only if we're operating on an 11n channel */
3243 case IEEE80211_IOC_AMPDU_LIMIT:
3244 /* XXX TODO: figure out ampdu_limit versus ampdu_rxmax */
3245 if (!(IEEE80211_HTCAP_MAXRXAMPDU_8K <= ireq->i_val &&
3246 ireq->i_val <= IEEE80211_HTCAP_MAXRXAMPDU_64K))
3248 if (vap->iv_opmode == IEEE80211_M_HOSTAP)
3249 vap->iv_ampdu_rxmax = ireq->i_val;
3251 vap->iv_ampdu_limit = ireq->i_val;
3254 case IEEE80211_IOC_AMPDU_DENSITY:
3255 if (!(IEEE80211_HTCAP_MPDUDENSITY_NA <= ireq->i_val &&
3256 ireq->i_val <= IEEE80211_HTCAP_MPDUDENSITY_16))
3258 vap->iv_ampdu_density = ireq->i_val;
3261 case IEEE80211_IOC_AMSDU:
3262 if (ireq->i_val && (vap->iv_htcaps & IEEE80211_HTC_AMSDU) == 0)
3264 if (ireq->i_val & 1)
3265 vap->iv_flags_ht |= IEEE80211_FHT_AMSDU_TX;
3267 vap->iv_flags_ht &= ~IEEE80211_FHT_AMSDU_TX;
3268 if (ireq->i_val & 2)
3269 vap->iv_flags_ht |= IEEE80211_FHT_AMSDU_RX;
3271 vap->iv_flags_ht &= ~IEEE80211_FHT_AMSDU_RX;
3272 /* NB: reset only if we're operating on an 11n channel */
3276 case IEEE80211_IOC_AMSDU_LIMIT:
3278 vap->iv_amsdu_limit = ireq->i_val; /* XXX truncation? */
3280 case IEEE80211_IOC_PUREN:
3282 if ((vap->iv_flags_ht & IEEE80211_FHT_HT) == 0)
3284 vap->iv_flags_ht |= IEEE80211_FHT_PUREN;
3286 vap->iv_flags_ht &= ~IEEE80211_FHT_PUREN;
3287 /* NB: reset only if we're operating on an 11n channel */
3291 case IEEE80211_IOC_DOTH:
3294 /* XXX no capability */
3295 if ((vap->iv_caps & IEEE80211_C_DOTH) == 0)
3298 vap->iv_flags |= IEEE80211_F_DOTH;
3300 vap->iv_flags &= ~IEEE80211_F_DOTH;
3303 case IEEE80211_IOC_REGDOMAIN:
3304 error = ieee80211_ioctl_setregdomain(vap, ireq);
3306 case IEEE80211_IOC_ROAM:
3307 error = ieee80211_ioctl_setroam(vap, ireq);
3309 case IEEE80211_IOC_TXPARAMS:
3310 error = ieee80211_ioctl_settxparams(vap, ireq);
3312 case IEEE80211_IOC_HTCOMPAT:
3314 if ((vap->iv_flags_ht & IEEE80211_FHT_HT) == 0)
3316 vap->iv_flags_ht |= IEEE80211_FHT_HTCOMPAT;
3318 vap->iv_flags_ht &= ~IEEE80211_FHT_HTCOMPAT;
3319 /* NB: reset only if we're operating on an 11n channel */
3323 case IEEE80211_IOC_DWDS:
3325 /* NB: DWDS only makes sense for WDS-capable devices */
3326 if ((ic->ic_caps & IEEE80211_C_WDS) == 0)
3328 /* NB: DWDS is used only with ap+sta vaps */
3329 if (vap->iv_opmode != IEEE80211_M_HOSTAP &&
3330 vap->iv_opmode != IEEE80211_M_STA)
3332 vap->iv_flags |= IEEE80211_F_DWDS;
3333 if (vap->iv_opmode == IEEE80211_M_STA)
3334 vap->iv_flags_ext |= IEEE80211_FEXT_4ADDR;
3336 vap->iv_flags &= ~IEEE80211_F_DWDS;
3337 if (vap->iv_opmode == IEEE80211_M_STA)
3338 vap->iv_flags_ext &= ~IEEE80211_FEXT_4ADDR;
3341 case IEEE80211_IOC_INACTIVITY:
3343 vap->iv_flags_ext |= IEEE80211_FEXT_INACT;
3345 vap->iv_flags_ext &= ~IEEE80211_FEXT_INACT;
3347 case IEEE80211_IOC_APPIE:
3348 error = ieee80211_ioctl_setappie(vap, ireq);
3350 case IEEE80211_IOC_WPS:
3352 if ((vap->iv_caps & IEEE80211_C_WPA) == 0)
3354 vap->iv_flags_ext |= IEEE80211_FEXT_WPS;
3356 vap->iv_flags_ext &= ~IEEE80211_FEXT_WPS;
3358 case IEEE80211_IOC_TSN:
3360 if ((vap->iv_caps & IEEE80211_C_WPA) == 0)
3362 vap->iv_flags_ext |= IEEE80211_FEXT_TSN;
3364 vap->iv_flags_ext &= ~IEEE80211_FEXT_TSN;
3366 case IEEE80211_IOC_CHANSWITCH:
3367 error = ieee80211_ioctl_chanswitch(vap, ireq);
3369 case IEEE80211_IOC_DFS:
3371 if ((vap->iv_caps & IEEE80211_C_DFS) == 0)
3373 /* NB: DFS requires 11h support */
3374 if ((vap->iv_flags & IEEE80211_F_DOTH) == 0)
3376 vap->iv_flags_ext |= IEEE80211_FEXT_DFS;
3378 vap->iv_flags_ext &= ~IEEE80211_FEXT_DFS;
3380 case IEEE80211_IOC_DOTD:
3382 vap->iv_flags_ext |= IEEE80211_FEXT_DOTD;
3384 vap->iv_flags_ext &= ~IEEE80211_FEXT_DOTD;
3385 if (vap->iv_opmode == IEEE80211_M_STA)
3388 case IEEE80211_IOC_HTPROTMODE:
3389 if (ireq->i_val > IEEE80211_PROT_RTSCTS)
3391 vap->iv_htprotmode = ireq->i_val ?
3392 IEEE80211_PROT_RTSCTS : IEEE80211_PROT_NONE;
3393 /* NB: if not operating in 11n this can wait */
3396 /* Notify driver layer of HT protmode changes */
3397 ieee80211_vap_update_ht_protmode(vap);
3399 case IEEE80211_IOC_STA_VLAN:
3400 error = ieee80211_ioctl_setstavlan(vap, ireq);
3402 case IEEE80211_IOC_SMPS:
3403 if ((ireq->i_val &~ IEEE80211_HTCAP_SMPS) != 0 ||
3404 ireq->i_val == 0x0008) /* value of 2 is reserved */
3406 if (ireq->i_val != IEEE80211_HTCAP_SMPS_OFF &&
3407 (vap->iv_htcaps & IEEE80211_HTC_SMPS) == 0)
3409 vap->iv_htcaps = (vap->iv_htcaps &~ IEEE80211_HTCAP_SMPS) |
3411 /* NB: if not operating in 11n this can wait */
3415 case IEEE80211_IOC_RIFS:
3416 if (ireq->i_val != 0) {
3417 if ((vap->iv_htcaps & IEEE80211_HTC_RIFS) == 0)
3419 vap->iv_flags_ht |= IEEE80211_FHT_RIFS;
3421 vap->iv_flags_ht &= ~IEEE80211_FHT_RIFS;
3422 /* NB: if not operating in 11n this can wait */
3426 case IEEE80211_IOC_STBC:
3427 /* Check if we can do STBC TX/RX before changing the setting */
3428 if ((ireq->i_val & 1) &&
3429 ((vap->iv_htcaps & IEEE80211_HTCAP_TXSTBC) == 0))
3431 if ((ireq->i_val & 2) &&
3432 ((vap->iv_htcaps & IEEE80211_HTCAP_RXSTBC) == 0))
3436 if (ireq->i_val & 1)
3437 vap->iv_flags_ht |= IEEE80211_FHT_STBC_TX;
3439 vap->iv_flags_ht &= ~IEEE80211_FHT_STBC_TX;
3442 if (ireq->i_val & 2)
3443 vap->iv_flags_ht |= IEEE80211_FHT_STBC_RX;
3445 vap->iv_flags_ht &= ~IEEE80211_FHT_STBC_RX;
3447 /* NB: reset only if we're operating on an 11n channel */
3451 case IEEE80211_IOC_LDPC:
3452 /* Check if we can do LDPC TX/RX before changing the setting */
3453 if ((ireq->i_val & 1) &&
3454 (vap->iv_htcaps & IEEE80211_HTC_TXLDPC) == 0)
3456 if ((ireq->i_val & 2) &&
3457 (vap->iv_htcaps & IEEE80211_HTCAP_LDPC) == 0)
3461 if (ireq->i_val & 1)
3462 vap->iv_flags_ht |= IEEE80211_FHT_LDPC_TX;
3464 vap->iv_flags_ht &= ~IEEE80211_FHT_LDPC_TX;
3467 if (ireq->i_val & 2)
3468 vap->iv_flags_ht |= IEEE80211_FHT_LDPC_RX;
3470 vap->iv_flags_ht &= ~IEEE80211_FHT_LDPC_RX;
3472 /* NB: reset only if we're operating on an 11n channel */
3476 case IEEE80211_IOC_UAPSD:
3477 if ((vap->iv_caps & IEEE80211_C_UAPSD) == 0)
3479 if (ireq->i_val == 0)
3480 vap->iv_flags_ext &= ~IEEE80211_FEXT_UAPSD;
3481 else if (ireq->i_val == 1)
3482 vap->iv_flags_ext |= IEEE80211_FEXT_UAPSD;
3488 case IEEE80211_IOC_VHTCONF:
3489 if (ireq->i_val & 1)
3490 ieee80211_syncflag_vht(vap, IEEE80211_FVHT_VHT);
3492 ieee80211_syncflag_vht(vap, -IEEE80211_FVHT_VHT);
3494 if (ireq->i_val & 2)
3495 ieee80211_syncflag_vht(vap, IEEE80211_FVHT_USEVHT40);
3497 ieee80211_syncflag_vht(vap, -IEEE80211_FVHT_USEVHT40);
3499 if (ireq->i_val & 4)
3500 ieee80211_syncflag_vht(vap, IEEE80211_FVHT_USEVHT80);
3502 ieee80211_syncflag_vht(vap, -IEEE80211_FVHT_USEVHT80);
3504 if (ireq->i_val & 8)
3505 ieee80211_syncflag_vht(vap, IEEE80211_FVHT_USEVHT80P80);
3507 ieee80211_syncflag_vht(vap, -IEEE80211_FVHT_USEVHT80P80);
3509 if (ireq->i_val & 16)
3510 ieee80211_syncflag_vht(vap, IEEE80211_FVHT_USEVHT160);
3512 ieee80211_syncflag_vht(vap, -IEEE80211_FVHT_USEVHT160);
3518 error = ieee80211_ioctl_setdefault(vap, ireq);
3522 * The convention is that ENETRESET means an operation
3523 * requires a complete re-initialization of the device (e.g.
3524 * changing something that affects the association state).
3525 * ERESTART means the request may be handled with only a
3526 * reload of the hardware state. We hand ERESTART requests
3527 * to the iv_reset callback so the driver can decide. If
3528 * a device does not fillin iv_reset then it defaults to one
3529 * that returns ENETRESET. Otherwise a driver may return
3530 * ENETRESET (in which case a full reset will be done) or
3531 * 0 to mean there's no need to do anything (e.g. when the
3532 * change has no effect on the driver/device).
3534 if (error == ERESTART)
3535 error = IFNET_IS_UP_RUNNING(vap->iv_ifp) ?
3536 vap->iv_reset(vap, ireq->i_type) : 0;
3537 if (error == ENETRESET) {
3538 /* XXX need to re-think AUTO handling */
3539 if (IS_UP_AUTO(vap))
3540 ieee80211_init(vap);
3547 ieee80211_ioctl(struct ifnet *ifp, u_long cmd, caddr_t data)
3549 struct ieee80211vap *vap = ifp->if_softc;
3550 struct ieee80211com *ic = vap->iv_ic;
3551 int error = 0, wait = 0, ic_used;
3553 struct ifaddr *ifa; /* XXX */
3555 ic_used = (cmd != SIOCSIFMTU && cmd != SIOCG80211STATS);
3556 if (ic_used && (error = ieee80211_com_vincref(vap)) != 0)
3562 if ((ifp->if_flags ^ vap->iv_ifflags) & IFF_PROMISC) {
3564 * Enable promiscuous mode when:
3565 * 1. Interface is not a member of bridge, or
3566 * 2. Requested by user, or
3567 * 3. In monitor (or adhoc-demo) mode.
3569 if (ifp->if_bridge == NULL ||
3570 (ifp->if_flags & IFF_PPROMISC) != 0 ||
3571 vap->iv_opmode == IEEE80211_M_MONITOR ||
3572 (vap->iv_opmode == IEEE80211_M_AHDEMO &&
3573 (vap->iv_caps & IEEE80211_C_TDMA) == 0)) {
3574 ieee80211_promisc(vap,
3575 ifp->if_flags & IFF_PROMISC);
3576 vap->iv_ifflags ^= IFF_PROMISC;
3579 if ((ifp->if_flags ^ vap->iv_ifflags) & IFF_ALLMULTI) {
3580 ieee80211_allmulti(vap, ifp->if_flags & IFF_ALLMULTI);
3581 vap->iv_ifflags ^= IFF_ALLMULTI;
3583 if (ifp->if_flags & IFF_UP) {
3585 * Bring ourself up unless we're already operational.
3586 * If we're the first vap and the parent is not up
3587 * then it will automatically be brought up as a
3588 * side-effect of bringing ourself up.
3590 if (vap->iv_state == IEEE80211_S_INIT) {
3591 if (ic->ic_nrunning == 0)
3593 ieee80211_start_locked(vap);
3595 } else if (ifp->if_drv_flags & IFF_DRV_RUNNING) {
3597 * Stop ourself. If we are the last vap to be
3598 * marked down the parent will also be taken down.
3600 if (ic->ic_nrunning == 1)
3602 ieee80211_stop_locked(vap);
3604 IEEE80211_UNLOCK(ic);
3605 /* Wait for parent ioctl handler if it was queued */
3607 struct epoch_tracker et;
3609 ieee80211_waitfor_parent(ic);
3612 * Check if the MAC address was changed
3613 * via SIOCSIFLLADDR ioctl.
3615 * NB: device may be detached during initialization;
3616 * use if_ioctl for existence check.
3618 NET_EPOCH_ENTER(et);
3619 if (ifp->if_ioctl == ieee80211_ioctl &&
3620 (ifp->if_flags & IFF_UP) == 0 &&
3621 !IEEE80211_ADDR_EQ(vap->iv_myaddr, IF_LLADDR(ifp)))
3622 IEEE80211_ADDR_COPY(vap->iv_myaddr,
3629 ieee80211_runtask(ic, &ic->ic_mcast_task);
3633 ifr = (struct ifreq *)data;
3634 error = ifmedia_ioctl(ifp, ifr, &vap->iv_media, cmd);
3637 error = ieee80211_ioctl_get80211(vap, cmd,
3638 (struct ieee80211req *) data);
3641 /* XXX TODO: move priv check to ieee80211_freebsd.c */
3642 error = priv_check(curthread, PRIV_NET80211_VAP_MANAGE);
3644 error = ieee80211_ioctl_set80211(vap, cmd,
3645 (struct ieee80211req *) data);
3647 case SIOCG80211STATS:
3648 ifr = (struct ifreq *)data;
3649 copyout(&vap->iv_stats, ifr_data_get_ptr(ifr),
3650 sizeof (vap->iv_stats));
3653 ifr = (struct ifreq *)data;
3654 if (!(IEEE80211_MTU_MIN <= ifr->ifr_mtu &&
3655 ifr->ifr_mtu <= IEEE80211_MTU_MAX))
3658 ifp->if_mtu = ifr->ifr_mtu;
3662 * XXX Handle this directly so we can suppress if_init calls.
3663 * XXX This should be done in ether_ioctl but for the moment
3664 * XXX there are too many other parts of the system that
3665 * XXX set IFF_UP and so suppress if_init being called when
3668 ifa = (struct ifaddr *) data;
3669 switch (ifa->ifa_addr->sa_family) {
3672 if ((ifp->if_flags & IFF_UP) == 0) {
3673 ifp->if_flags |= IFF_UP;
3674 ifp->if_init(ifp->if_softc);
3676 arp_ifinit(ifp, ifa);
3680 if ((ifp->if_flags & IFF_UP) == 0) {
3681 ifp->if_flags |= IFF_UP;
3682 ifp->if_init(ifp->if_softc);
3688 /* XXX TODO: move priv check to ieee80211_freebsd.c */
3689 error = priv_check(curthread, PRIV_NET80211_VAP_SETMAC);
3695 * Pass unknown ioctls first to the driver, and if it
3696 * returns ENOTTY, then to the generic Ethernet handler.
3698 if (ic->ic_ioctl != NULL &&
3699 (error = ic->ic_ioctl(ic, cmd, data)) != ENOTTY)
3701 error = ether_ioctl(ifp, cmd, data);
3706 ieee80211_com_vdecref(vap);