2 * Copyright (c) 2001 Atsushi Onoe
3 * Copyright (c) 2002-2009 Sam Leffler, Errno Consulting
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
16 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
17 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
18 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
19 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
20 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
21 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
22 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
24 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 #include <sys/cdefs.h>
28 __FBSDID("$FreeBSD$");
31 * IEEE 802.11 ioctl support (FreeBSD-specific)
38 #include <sys/endian.h>
39 #include <sys/param.h>
40 #include <sys/kernel.h>
42 #include <sys/socket.h>
43 #include <sys/sockio.h>
44 #include <sys/systm.h>
47 #include <net/if_dl.h>
48 #include <net/if_media.h>
49 #include <net/ethernet.h>
52 #include <netinet/in.h>
53 #include <netinet/if_ether.h>
57 #include <netipx/ipx.h>
58 #include <netipx/ipx_if.h>
61 #include <net80211/ieee80211_var.h>
62 #include <net80211/ieee80211_ioctl.h>
63 #include <net80211/ieee80211_regdomain.h>
64 #include <net80211/ieee80211_input.h>
66 #define IS_UP_AUTO(_vap) \
67 (IFNET_IS_UP_RUNNING((_vap)->iv_ifp) && \
68 (_vap)->iv_roaming == IEEE80211_ROAMING_AUTO)
70 static const uint8_t zerobssid[IEEE80211_ADDR_LEN];
71 static struct ieee80211_channel *findchannel(struct ieee80211com *,
73 static int ieee80211_scanreq(struct ieee80211vap *,
74 struct ieee80211_scan_req *);
77 ieee80211_ioctl_getkey(struct ieee80211vap *vap, struct ieee80211req *ireq)
79 struct ieee80211com *ic = vap->iv_ic;
80 struct ieee80211_node *ni;
81 struct ieee80211req_key ik;
82 struct ieee80211_key *wk;
83 const struct ieee80211_cipher *cip;
87 if (ireq->i_len != sizeof(ik))
89 error = copyin(ireq->i_data, &ik, sizeof(ik));
93 if (kid == IEEE80211_KEYIX_NONE) {
94 ni = ieee80211_find_vap_node(&ic->ic_sta, vap, ik.ik_macaddr);
97 wk = &ni->ni_ucastkey;
99 if (kid >= IEEE80211_WEP_NKID)
101 wk = &vap->iv_nw_keys[kid];
102 IEEE80211_ADDR_COPY(&ik.ik_macaddr, vap->iv_bss->ni_macaddr);
106 ik.ik_type = cip->ic_cipher;
107 ik.ik_keylen = wk->wk_keylen;
108 ik.ik_flags = wk->wk_flags & (IEEE80211_KEY_XMIT | IEEE80211_KEY_RECV);
109 if (wk->wk_keyix == vap->iv_def_txkey)
110 ik.ik_flags |= IEEE80211_KEY_DEFAULT;
111 if (priv_check(curthread, PRIV_NET80211_GETKEY) == 0) {
112 /* NB: only root can read key data */
113 ik.ik_keyrsc = wk->wk_keyrsc[IEEE80211_NONQOS_TID];
114 ik.ik_keytsc = wk->wk_keytsc;
115 memcpy(ik.ik_keydata, wk->wk_key, wk->wk_keylen);
116 if (cip->ic_cipher == IEEE80211_CIPHER_TKIP) {
117 memcpy(ik.ik_keydata+wk->wk_keylen,
118 wk->wk_key + IEEE80211_KEYBUF_SIZE,
119 IEEE80211_MICBUF_SIZE);
120 ik.ik_keylen += IEEE80211_MICBUF_SIZE;
125 memset(ik.ik_keydata, 0, sizeof(ik.ik_keydata));
128 ieee80211_free_node(ni);
129 return copyout(&ik, ireq->i_data, sizeof(ik));
132 static __noinline int
133 ieee80211_ioctl_getchanlist(struct ieee80211vap *vap, struct ieee80211req *ireq)
135 struct ieee80211com *ic = vap->iv_ic;
137 if (sizeof(ic->ic_chan_active) < ireq->i_len)
138 ireq->i_len = sizeof(ic->ic_chan_active);
139 return copyout(&ic->ic_chan_active, ireq->i_data, ireq->i_len);
142 static __noinline int
143 ieee80211_ioctl_getchaninfo(struct ieee80211vap *vap, struct ieee80211req *ireq)
145 struct ieee80211com *ic = vap->iv_ic;
148 space = __offsetof(struct ieee80211req_chaninfo,
149 ic_chans[ic->ic_nchans]);
150 if (space > ireq->i_len)
152 /* XXX assumes compatible layout */
153 return copyout(&ic->ic_nchans, ireq->i_data, space);
156 static __noinline int
157 ieee80211_ioctl_getwpaie(struct ieee80211vap *vap,
158 struct ieee80211req *ireq, int req)
160 struct ieee80211_node *ni;
161 struct ieee80211req_wpaie2 wpaie;
164 if (ireq->i_len < IEEE80211_ADDR_LEN)
166 error = copyin(ireq->i_data, wpaie.wpa_macaddr, IEEE80211_ADDR_LEN);
169 ni = ieee80211_find_vap_node(&vap->iv_ic->ic_sta, vap, wpaie.wpa_macaddr);
172 memset(wpaie.wpa_ie, 0, sizeof(wpaie.wpa_ie));
173 if (ni->ni_ies.wpa_ie != NULL) {
174 int ielen = ni->ni_ies.wpa_ie[1] + 2;
175 if (ielen > sizeof(wpaie.wpa_ie))
176 ielen = sizeof(wpaie.wpa_ie);
177 memcpy(wpaie.wpa_ie, ni->ni_ies.wpa_ie, ielen);
179 if (req == IEEE80211_IOC_WPAIE2) {
180 memset(wpaie.rsn_ie, 0, sizeof(wpaie.rsn_ie));
181 if (ni->ni_ies.rsn_ie != NULL) {
182 int ielen = ni->ni_ies.rsn_ie[1] + 2;
183 if (ielen > sizeof(wpaie.rsn_ie))
184 ielen = sizeof(wpaie.rsn_ie);
185 memcpy(wpaie.rsn_ie, ni->ni_ies.rsn_ie, ielen);
187 if (ireq->i_len > sizeof(struct ieee80211req_wpaie2))
188 ireq->i_len = sizeof(struct ieee80211req_wpaie2);
190 /* compatibility op, may overwrite wpa ie */
191 /* XXX check ic_flags? */
192 if (ni->ni_ies.rsn_ie != NULL) {
193 int ielen = ni->ni_ies.rsn_ie[1] + 2;
194 if (ielen > sizeof(wpaie.wpa_ie))
195 ielen = sizeof(wpaie.wpa_ie);
196 memcpy(wpaie.wpa_ie, ni->ni_ies.rsn_ie, ielen);
198 if (ireq->i_len > sizeof(struct ieee80211req_wpaie))
199 ireq->i_len = sizeof(struct ieee80211req_wpaie);
201 ieee80211_free_node(ni);
202 return copyout(&wpaie, ireq->i_data, ireq->i_len);
205 static __noinline int
206 ieee80211_ioctl_getstastats(struct ieee80211vap *vap, struct ieee80211req *ireq)
208 struct ieee80211_node *ni;
209 uint8_t macaddr[IEEE80211_ADDR_LEN];
210 const size_t off = __offsetof(struct ieee80211req_sta_stats, is_stats);
213 if (ireq->i_len < off)
215 error = copyin(ireq->i_data, macaddr, IEEE80211_ADDR_LEN);
218 ni = ieee80211_find_vap_node(&vap->iv_ic->ic_sta, vap, macaddr);
221 if (ireq->i_len > sizeof(struct ieee80211req_sta_stats))
222 ireq->i_len = sizeof(struct ieee80211req_sta_stats);
223 /* NB: copy out only the statistics */
224 error = copyout(&ni->ni_stats, (uint8_t *) ireq->i_data + off,
226 ieee80211_free_node(ni);
231 struct ieee80211req_scan_result *sr;
236 scan_space(const struct ieee80211_scan_entry *se, int *ielen)
240 *ielen = se->se_ies.len;
242 * NB: ie's can be no more than 255 bytes and the max 802.11
243 * packet is <3Kbytes so we are sure this doesn't overflow
244 * 16-bits; if this is a concern we can drop the ie's.
246 len = sizeof(struct ieee80211req_scan_result) + se->se_ssid[1] +
247 se->se_meshid[1] + *ielen;
248 return roundup(len, sizeof(uint32_t));
252 get_scan_space(void *arg, const struct ieee80211_scan_entry *se)
254 struct scanreq *req = arg;
257 req->space += scan_space(se, &ielen);
260 static __noinline void
261 get_scan_result(void *arg, const struct ieee80211_scan_entry *se)
263 struct scanreq *req = arg;
264 struct ieee80211req_scan_result *sr;
265 int ielen, len, nr, nxr;
268 len = scan_space(se, &ielen);
269 if (len > req->space)
273 KASSERT(len <= 65535 && ielen <= 65535,
274 ("len %u ssid %u ie %u", len, se->se_ssid[1], ielen));
276 sr->isr_ie_off = sizeof(struct ieee80211req_scan_result);
277 sr->isr_ie_len = ielen;
278 sr->isr_freq = se->se_chan->ic_freq;
279 sr->isr_flags = se->se_chan->ic_flags;
280 sr->isr_rssi = se->se_rssi;
281 sr->isr_noise = se->se_noise;
282 sr->isr_intval = se->se_intval;
283 sr->isr_capinfo = se->se_capinfo;
284 sr->isr_erp = se->se_erp;
285 IEEE80211_ADDR_COPY(sr->isr_bssid, se->se_bssid);
286 nr = min(se->se_rates[1], IEEE80211_RATE_MAXSIZE);
287 memcpy(sr->isr_rates, se->se_rates+2, nr);
288 nxr = min(se->se_xrates[1], IEEE80211_RATE_MAXSIZE - nr);
289 memcpy(sr->isr_rates+nr, se->se_xrates+2, nxr);
290 sr->isr_nrates = nr + nxr;
293 sr->isr_ssid_len = se->se_ssid[1];
294 cp = ((uint8_t *)sr) + sr->isr_ie_off;
295 memcpy(cp, se->se_ssid+2, sr->isr_ssid_len);
298 cp += sr->isr_ssid_len;
299 sr->isr_meshid_len = se->se_meshid[1];
300 memcpy(cp, se->se_meshid+2, sr->isr_meshid_len);
301 cp += sr->isr_meshid_len;
304 memcpy(cp, se->se_ies.data, ielen);
307 req->sr = (struct ieee80211req_scan_result *)(((uint8_t *)sr) + len);
310 static __noinline int
311 ieee80211_ioctl_getscanresults(struct ieee80211vap *vap,
312 struct ieee80211req *ireq)
317 if (ireq->i_len < sizeof(struct scanreq))
322 ieee80211_scan_iterate(vap, get_scan_space, &req);
323 if (req.space > ireq->i_len)
324 req.space = ireq->i_len;
330 /* XXX M_WAITOK after driver lock released */
331 p = malloc(space, M_TEMP, M_NOWAIT | M_ZERO);
335 ieee80211_scan_iterate(vap, get_scan_result, &req);
336 ireq->i_len = space - req.space;
337 error = copyout(p, ireq->i_data, ireq->i_len);
346 struct ieee80211vap *vap;
347 struct ieee80211req_sta_info *si;
352 sta_space(const struct ieee80211_node *ni, size_t *ielen)
354 *ielen = ni->ni_ies.len;
355 return roundup(sizeof(struct ieee80211req_sta_info) + *ielen,
360 get_sta_space(void *arg, struct ieee80211_node *ni)
362 struct stainforeq *req = arg;
365 if (req->vap != ni->ni_vap)
367 if (ni->ni_vap->iv_opmode == IEEE80211_M_HOSTAP &&
368 ni->ni_associd == 0) /* only associated stations */
370 req->space += sta_space(ni, &ielen);
373 static __noinline void
374 get_sta_info(void *arg, struct ieee80211_node *ni)
376 struct stainforeq *req = arg;
377 struct ieee80211vap *vap = ni->ni_vap;
378 struct ieee80211req_sta_info *si;
382 if (req->vap != ni->ni_vap)
384 if (vap->iv_opmode == IEEE80211_M_HOSTAP &&
385 ni->ni_associd == 0) /* only associated stations */
387 if (ni->ni_chan == IEEE80211_CHAN_ANYC) /* XXX bogus entry */
389 len = sta_space(ni, &ielen);
390 if (len > req->space)
394 si->isi_ie_off = sizeof(struct ieee80211req_sta_info);
395 si->isi_ie_len = ielen;
396 si->isi_freq = ni->ni_chan->ic_freq;
397 si->isi_flags = ni->ni_chan->ic_flags;
398 si->isi_state = ni->ni_flags;
399 si->isi_authmode = ni->ni_authmode;
400 vap->iv_ic->ic_node_getsignal(ni, &si->isi_rssi, &si->isi_noise);
401 vap->iv_ic->ic_node_getmimoinfo(ni, &si->isi_mimo);
402 si->isi_capinfo = ni->ni_capinfo;
403 si->isi_erp = ni->ni_erp;
404 IEEE80211_ADDR_COPY(si->isi_macaddr, ni->ni_macaddr);
405 si->isi_nrates = ni->ni_rates.rs_nrates;
406 if (si->isi_nrates > 15)
408 memcpy(si->isi_rates, ni->ni_rates.rs_rates, si->isi_nrates);
409 si->isi_txrate = ni->ni_txrate;
410 if (si->isi_txrate & IEEE80211_RATE_MCS) {
411 const struct ieee80211_mcs_rates *mcs =
412 &ieee80211_htrates[ni->ni_txrate &~ IEEE80211_RATE_MCS];
413 if (IEEE80211_IS_CHAN_HT40(ni->ni_chan)) {
414 if (ni->ni_flags & IEEE80211_NODE_SGI40)
415 si->isi_txmbps = mcs->ht40_rate_800ns;
417 si->isi_txmbps = mcs->ht40_rate_400ns;
419 if (ni->ni_flags & IEEE80211_NODE_SGI20)
420 si->isi_txmbps = mcs->ht20_rate_800ns;
422 si->isi_txmbps = mcs->ht20_rate_400ns;
425 si->isi_txmbps = si->isi_txrate;
426 si->isi_associd = ni->ni_associd;
427 si->isi_txpower = ni->ni_txpower;
428 si->isi_vlan = ni->ni_vlan;
429 if (ni->ni_flags & IEEE80211_NODE_QOS) {
430 memcpy(si->isi_txseqs, ni->ni_txseqs, sizeof(ni->ni_txseqs));
431 memcpy(si->isi_rxseqs, ni->ni_rxseqs, sizeof(ni->ni_rxseqs));
433 si->isi_txseqs[0] = ni->ni_txseqs[IEEE80211_NONQOS_TID];
434 si->isi_rxseqs[0] = ni->ni_rxseqs[IEEE80211_NONQOS_TID];
436 /* NB: leave all cases in case we relax ni_associd == 0 check */
437 if (ieee80211_node_is_authorized(ni))
438 si->isi_inact = vap->iv_inact_run;
439 else if (ni->ni_associd != 0 ||
440 (vap->iv_opmode == IEEE80211_M_WDS &&
441 (vap->iv_flags_ext & IEEE80211_FEXT_WDSLEGACY)))
442 si->isi_inact = vap->iv_inact_auth;
444 si->isi_inact = vap->iv_inact_init;
445 si->isi_inact = (si->isi_inact - ni->ni_inact) * IEEE80211_INACT_WAIT;
446 si->isi_localid = ni->ni_mllid;
447 si->isi_peerid = ni->ni_mlpid;
448 si->isi_peerstate = ni->ni_mlstate;
451 cp = ((uint8_t *)si) + si->isi_ie_off;
452 memcpy(cp, ni->ni_ies.data, ielen);
455 req->si = (struct ieee80211req_sta_info *)(((uint8_t *)si) + len);
459 static __noinline int
460 getstainfo_common(struct ieee80211vap *vap, struct ieee80211req *ireq,
461 struct ieee80211_node *ni, size_t off)
463 struct ieee80211com *ic = vap->iv_ic;
464 struct stainforeq req;
473 ieee80211_iterate_nodes(&ic->ic_sta, get_sta_space, &req);
475 get_sta_space(&req, ni);
476 if (req.space > ireq->i_len)
477 req.space = ireq->i_len;
480 /* XXX M_WAITOK after driver lock released */
481 p = malloc(space, M_TEMP, M_NOWAIT | M_ZERO);
488 ieee80211_iterate_nodes(&ic->ic_sta, get_sta_info, &req);
490 get_sta_info(&req, ni);
491 ireq->i_len = space - req.space;
492 error = copyout(p, (uint8_t *) ireq->i_data+off, ireq->i_len);
498 ieee80211_free_node(ni);
502 static __noinline int
503 ieee80211_ioctl_getstainfo(struct ieee80211vap *vap, struct ieee80211req *ireq)
505 uint8_t macaddr[IEEE80211_ADDR_LEN];
506 const size_t off = __offsetof(struct ieee80211req_sta_req, info);
507 struct ieee80211_node *ni;
510 if (ireq->i_len < sizeof(struct ieee80211req_sta_req))
512 error = copyin(ireq->i_data, macaddr, IEEE80211_ADDR_LEN);
515 if (IEEE80211_ADDR_EQ(macaddr, vap->iv_ifp->if_broadcastaddr)) {
518 ni = ieee80211_find_vap_node(&vap->iv_ic->ic_sta, vap, macaddr);
522 return getstainfo_common(vap, ireq, ni, off);
525 static __noinline int
526 ieee80211_ioctl_getstatxpow(struct ieee80211vap *vap, struct ieee80211req *ireq)
528 struct ieee80211_node *ni;
529 struct ieee80211req_sta_txpow txpow;
532 if (ireq->i_len != sizeof(txpow))
534 error = copyin(ireq->i_data, &txpow, sizeof(txpow));
537 ni = ieee80211_find_vap_node(&vap->iv_ic->ic_sta, vap, txpow.it_macaddr);
540 txpow.it_txpow = ni->ni_txpower;
541 error = copyout(&txpow, ireq->i_data, sizeof(txpow));
542 ieee80211_free_node(ni);
546 static __noinline int
547 ieee80211_ioctl_getwmeparam(struct ieee80211vap *vap, struct ieee80211req *ireq)
549 struct ieee80211com *ic = vap->iv_ic;
550 struct ieee80211_wme_state *wme = &ic->ic_wme;
551 struct wmeParams *wmep;
554 if ((ic->ic_caps & IEEE80211_C_WME) == 0)
557 ac = (ireq->i_len & IEEE80211_WMEPARAM_VAL);
558 if (ac >= WME_NUM_AC)
560 if (ireq->i_len & IEEE80211_WMEPARAM_BSS)
561 wmep = &wme->wme_wmeBssChanParams.cap_wmeParams[ac];
563 wmep = &wme->wme_wmeChanParams.cap_wmeParams[ac];
564 switch (ireq->i_type) {
565 case IEEE80211_IOC_WME_CWMIN: /* WME: CWmin */
566 ireq->i_val = wmep->wmep_logcwmin;
568 case IEEE80211_IOC_WME_CWMAX: /* WME: CWmax */
569 ireq->i_val = wmep->wmep_logcwmax;
571 case IEEE80211_IOC_WME_AIFS: /* WME: AIFS */
572 ireq->i_val = wmep->wmep_aifsn;
574 case IEEE80211_IOC_WME_TXOPLIMIT: /* WME: txops limit */
575 ireq->i_val = wmep->wmep_txopLimit;
577 case IEEE80211_IOC_WME_ACM: /* WME: ACM (bss only) */
578 wmep = &wme->wme_wmeBssChanParams.cap_wmeParams[ac];
579 ireq->i_val = wmep->wmep_acm;
581 case IEEE80211_IOC_WME_ACKPOLICY: /* WME: ACK policy (!bss only)*/
582 wmep = &wme->wme_wmeChanParams.cap_wmeParams[ac];
583 ireq->i_val = !wmep->wmep_noackPolicy;
589 static __noinline int
590 ieee80211_ioctl_getmaccmd(struct ieee80211vap *vap, struct ieee80211req *ireq)
592 const struct ieee80211_aclator *acl = vap->iv_acl;
594 return (acl == NULL ? EINVAL : acl->iac_getioctl(vap, ireq));
597 static __noinline int
598 ieee80211_ioctl_getcurchan(struct ieee80211vap *vap, struct ieee80211req *ireq)
600 struct ieee80211com *ic = vap->iv_ic;
601 struct ieee80211_channel *c;
603 if (ireq->i_len != sizeof(struct ieee80211_channel))
606 * vap's may have different operating channels when HT is
607 * in use. When in RUN state report the vap-specific channel.
608 * Otherwise return curchan.
610 if (vap->iv_state == IEEE80211_S_RUN)
611 c = vap->iv_bss->ni_chan;
614 return copyout(c, ireq->i_data, sizeof(*c));
618 getappie(const struct ieee80211_appie *aie, struct ieee80211req *ireq)
622 /* NB: truncate, caller can check length */
623 if (ireq->i_len > aie->ie_len)
624 ireq->i_len = aie->ie_len;
625 return copyout(aie->ie_data, ireq->i_data, ireq->i_len);
629 ieee80211_ioctl_getappie(struct ieee80211vap *vap, struct ieee80211req *ireq)
633 fc0 = ireq->i_val & 0xff;
634 if ((fc0 & IEEE80211_FC0_TYPE_MASK) != IEEE80211_FC0_TYPE_MGT)
636 /* NB: could check iv_opmode and reject but hardly worth the effort */
637 switch (fc0 & IEEE80211_FC0_SUBTYPE_MASK) {
638 case IEEE80211_FC0_SUBTYPE_BEACON:
639 return getappie(vap->iv_appie_beacon, ireq);
640 case IEEE80211_FC0_SUBTYPE_PROBE_RESP:
641 return getappie(vap->iv_appie_proberesp, ireq);
642 case IEEE80211_FC0_SUBTYPE_ASSOC_RESP:
643 return getappie(vap->iv_appie_assocresp, ireq);
644 case IEEE80211_FC0_SUBTYPE_PROBE_REQ:
645 return getappie(vap->iv_appie_probereq, ireq);
646 case IEEE80211_FC0_SUBTYPE_ASSOC_REQ:
647 return getappie(vap->iv_appie_assocreq, ireq);
648 case IEEE80211_FC0_SUBTYPE_BEACON|IEEE80211_FC0_SUBTYPE_PROBE_RESP:
649 return getappie(vap->iv_appie_wpa, ireq);
654 static __noinline int
655 ieee80211_ioctl_getregdomain(struct ieee80211vap *vap,
656 const struct ieee80211req *ireq)
658 struct ieee80211com *ic = vap->iv_ic;
660 if (ireq->i_len != sizeof(ic->ic_regdomain))
662 return copyout(&ic->ic_regdomain, ireq->i_data,
663 sizeof(ic->ic_regdomain));
666 static __noinline int
667 ieee80211_ioctl_getroam(struct ieee80211vap *vap,
668 const struct ieee80211req *ireq)
670 size_t len = ireq->i_len;
671 /* NB: accept short requests for backwards compat */
672 if (len > sizeof(vap->iv_roamparms))
673 len = sizeof(vap->iv_roamparms);
674 return copyout(vap->iv_roamparms, ireq->i_data, len);
677 static __noinline int
678 ieee80211_ioctl_gettxparams(struct ieee80211vap *vap,
679 const struct ieee80211req *ireq)
681 size_t len = ireq->i_len;
682 /* NB: accept short requests for backwards compat */
683 if (len > sizeof(vap->iv_txparms))
684 len = sizeof(vap->iv_txparms);
685 return copyout(vap->iv_txparms, ireq->i_data, len);
688 static __noinline int
689 ieee80211_ioctl_getdevcaps(struct ieee80211com *ic,
690 const struct ieee80211req *ireq)
692 struct ieee80211_devcaps_req *dc;
693 struct ieee80211req_chaninfo *ci;
696 maxchans = 1 + ((ireq->i_len - sizeof(struct ieee80211_devcaps_req)) /
697 sizeof(struct ieee80211_channel));
698 /* NB: require 1 so we know ic_nchans is accessible */
701 /* constrain max request size, 2K channels is ~24Kbytes */
704 dc = (struct ieee80211_devcaps_req *)
705 malloc(IEEE80211_DEVCAPS_SIZE(maxchans), M_TEMP, M_NOWAIT | M_ZERO);
708 dc->dc_drivercaps = ic->ic_caps;
709 dc->dc_cryptocaps = ic->ic_cryptocaps;
710 dc->dc_htcaps = ic->ic_htcaps;
711 ci = &dc->dc_chaninfo;
712 ic->ic_getradiocaps(ic, maxchans, &ci->ic_nchans, ci->ic_chans);
713 KASSERT(ci->ic_nchans <= maxchans,
714 ("nchans %d maxchans %d", ci->ic_nchans, maxchans));
715 ieee80211_sort_channels(ci->ic_chans, ci->ic_nchans);
716 error = copyout(dc, ireq->i_data, IEEE80211_DEVCAPS_SPACE(dc));
721 static __noinline int
722 ieee80211_ioctl_getstavlan(struct ieee80211vap *vap, struct ieee80211req *ireq)
724 struct ieee80211_node *ni;
725 struct ieee80211req_sta_vlan vlan;
728 if (ireq->i_len != sizeof(vlan))
730 error = copyin(ireq->i_data, &vlan, sizeof(vlan));
733 if (!IEEE80211_ADDR_EQ(vlan.sv_macaddr, zerobssid)) {
734 ni = ieee80211_find_vap_node(&vap->iv_ic->ic_sta, vap,
739 ni = ieee80211_ref_node(vap->iv_bss);
740 vlan.sv_vlan = ni->ni_vlan;
741 error = copyout(&vlan, ireq->i_data, sizeof(vlan));
742 ieee80211_free_node(ni);
747 * Dummy ioctl get handler so the linker set is defined.
750 dummy_ioctl_get(struct ieee80211vap *vap, struct ieee80211req *ireq)
754 IEEE80211_IOCTL_GET(dummy, dummy_ioctl_get);
757 ieee80211_ioctl_getdefault(struct ieee80211vap *vap, struct ieee80211req *ireq)
759 ieee80211_ioctl_getfunc * const *get;
762 SET_FOREACH(get, ieee80211_ioctl_getset) {
763 error = (*get)(vap, ireq);
771 * When building the kernel with -O2 on the i386 architecture, gcc
772 * seems to want to inline this function into ieee80211_ioctl()
773 * (which is the only routine that calls it). When this happens,
774 * ieee80211_ioctl() ends up consuming an additional 2K of stack
775 * space. (Exactly why it needs so much is unclear.) The problem
776 * is that it's possible for ieee80211_ioctl() to invoke other
777 * routines (including driver init functions) which could then find
778 * themselves perilously close to exhausting the stack.
780 * To avoid this, we deliberately prevent gcc from inlining this
781 * routine. Another way to avoid this is to use less agressive
782 * optimization when compiling this file (i.e. -O instead of -O2)
783 * but special-casing the compilation of this one module in the
784 * build system would be awkward.
786 static __noinline int
787 ieee80211_ioctl_get80211(struct ieee80211vap *vap, u_long cmd,
788 struct ieee80211req *ireq)
790 #define MS(_v, _f) (((_v) & _f) >> _f##_S)
791 struct ieee80211com *ic = vap->iv_ic;
793 uint8_t tmpkey[IEEE80211_KEYBUF_SIZE];
794 char tmpssid[IEEE80211_NWID_LEN];
797 switch (ireq->i_type) {
798 case IEEE80211_IOC_SSID:
799 switch (vap->iv_state) {
800 case IEEE80211_S_INIT:
801 case IEEE80211_S_SCAN:
802 ireq->i_len = vap->iv_des_ssid[0].len;
803 memcpy(tmpssid, vap->iv_des_ssid[0].ssid, ireq->i_len);
806 ireq->i_len = vap->iv_bss->ni_esslen;
807 memcpy(tmpssid, vap->iv_bss->ni_essid, ireq->i_len);
810 error = copyout(tmpssid, ireq->i_data, ireq->i_len);
812 case IEEE80211_IOC_NUMSSIDS:
815 case IEEE80211_IOC_WEP:
816 if ((vap->iv_flags & IEEE80211_F_PRIVACY) == 0)
817 ireq->i_val = IEEE80211_WEP_OFF;
818 else if (vap->iv_flags & IEEE80211_F_DROPUNENC)
819 ireq->i_val = IEEE80211_WEP_ON;
821 ireq->i_val = IEEE80211_WEP_MIXED;
823 case IEEE80211_IOC_WEPKEY:
824 kid = (u_int) ireq->i_val;
825 if (kid >= IEEE80211_WEP_NKID)
827 len = (u_int) vap->iv_nw_keys[kid].wk_keylen;
828 /* NB: only root can read WEP keys */
829 if (priv_check(curthread, PRIV_NET80211_GETKEY) == 0) {
830 bcopy(vap->iv_nw_keys[kid].wk_key, tmpkey, len);
835 error = copyout(tmpkey, ireq->i_data, len);
837 case IEEE80211_IOC_NUMWEPKEYS:
838 ireq->i_val = IEEE80211_WEP_NKID;
840 case IEEE80211_IOC_WEPTXKEY:
841 ireq->i_val = vap->iv_def_txkey;
843 case IEEE80211_IOC_AUTHMODE:
844 if (vap->iv_flags & IEEE80211_F_WPA)
845 ireq->i_val = IEEE80211_AUTH_WPA;
847 ireq->i_val = vap->iv_bss->ni_authmode;
849 case IEEE80211_IOC_CHANNEL:
850 ireq->i_val = ieee80211_chan2ieee(ic, ic->ic_curchan);
852 case IEEE80211_IOC_POWERSAVE:
853 if (vap->iv_flags & IEEE80211_F_PMGTON)
854 ireq->i_val = IEEE80211_POWERSAVE_ON;
856 ireq->i_val = IEEE80211_POWERSAVE_OFF;
858 case IEEE80211_IOC_POWERSAVESLEEP:
859 ireq->i_val = ic->ic_lintval;
861 case IEEE80211_IOC_RTSTHRESHOLD:
862 ireq->i_val = vap->iv_rtsthreshold;
864 case IEEE80211_IOC_PROTMODE:
865 ireq->i_val = ic->ic_protmode;
867 case IEEE80211_IOC_TXPOWER:
869 * Tx power limit is the min of max regulatory
870 * power, any user-set limit, and the max the
873 ireq->i_val = 2*ic->ic_curchan->ic_maxregpower;
874 if (ireq->i_val > ic->ic_txpowlimit)
875 ireq->i_val = ic->ic_txpowlimit;
876 if (ireq->i_val > ic->ic_curchan->ic_maxpower)
877 ireq->i_val = ic->ic_curchan->ic_maxpower;
879 case IEEE80211_IOC_WPA:
880 switch (vap->iv_flags & IEEE80211_F_WPA) {
881 case IEEE80211_F_WPA1:
884 case IEEE80211_F_WPA2:
887 case IEEE80211_F_WPA1 | IEEE80211_F_WPA2:
895 case IEEE80211_IOC_CHANLIST:
896 error = ieee80211_ioctl_getchanlist(vap, ireq);
898 case IEEE80211_IOC_ROAMING:
899 ireq->i_val = vap->iv_roaming;
901 case IEEE80211_IOC_PRIVACY:
902 ireq->i_val = (vap->iv_flags & IEEE80211_F_PRIVACY) != 0;
904 case IEEE80211_IOC_DROPUNENCRYPTED:
905 ireq->i_val = (vap->iv_flags & IEEE80211_F_DROPUNENC) != 0;
907 case IEEE80211_IOC_COUNTERMEASURES:
908 ireq->i_val = (vap->iv_flags & IEEE80211_F_COUNTERM) != 0;
910 case IEEE80211_IOC_WME:
911 ireq->i_val = (vap->iv_flags & IEEE80211_F_WME) != 0;
913 case IEEE80211_IOC_HIDESSID:
914 ireq->i_val = (vap->iv_flags & IEEE80211_F_HIDESSID) != 0;
916 case IEEE80211_IOC_APBRIDGE:
917 ireq->i_val = (vap->iv_flags & IEEE80211_F_NOBRIDGE) == 0;
919 case IEEE80211_IOC_WPAKEY:
920 error = ieee80211_ioctl_getkey(vap, ireq);
922 case IEEE80211_IOC_CHANINFO:
923 error = ieee80211_ioctl_getchaninfo(vap, ireq);
925 case IEEE80211_IOC_BSSID:
926 if (ireq->i_len != IEEE80211_ADDR_LEN)
928 if (vap->iv_state == IEEE80211_S_RUN) {
929 error = copyout(vap->iv_opmode == IEEE80211_M_WDS ?
930 vap->iv_bss->ni_macaddr : vap->iv_bss->ni_bssid,
931 ireq->i_data, ireq->i_len);
933 error = copyout(vap->iv_des_bssid, ireq->i_data,
936 case IEEE80211_IOC_WPAIE:
937 error = ieee80211_ioctl_getwpaie(vap, ireq, ireq->i_type);
939 case IEEE80211_IOC_WPAIE2:
940 error = ieee80211_ioctl_getwpaie(vap, ireq, ireq->i_type);
942 case IEEE80211_IOC_SCAN_RESULTS:
943 error = ieee80211_ioctl_getscanresults(vap, ireq);
945 case IEEE80211_IOC_STA_STATS:
946 error = ieee80211_ioctl_getstastats(vap, ireq);
948 case IEEE80211_IOC_TXPOWMAX:
949 ireq->i_val = vap->iv_bss->ni_txpower;
951 case IEEE80211_IOC_STA_TXPOW:
952 error = ieee80211_ioctl_getstatxpow(vap, ireq);
954 case IEEE80211_IOC_STA_INFO:
955 error = ieee80211_ioctl_getstainfo(vap, ireq);
957 case IEEE80211_IOC_WME_CWMIN: /* WME: CWmin */
958 case IEEE80211_IOC_WME_CWMAX: /* WME: CWmax */
959 case IEEE80211_IOC_WME_AIFS: /* WME: AIFS */
960 case IEEE80211_IOC_WME_TXOPLIMIT: /* WME: txops limit */
961 case IEEE80211_IOC_WME_ACM: /* WME: ACM (bss only) */
962 case IEEE80211_IOC_WME_ACKPOLICY: /* WME: ACK policy (bss only) */
963 error = ieee80211_ioctl_getwmeparam(vap, ireq);
965 case IEEE80211_IOC_DTIM_PERIOD:
966 ireq->i_val = vap->iv_dtim_period;
968 case IEEE80211_IOC_BEACON_INTERVAL:
969 /* NB: get from ic_bss for station mode */
970 ireq->i_val = vap->iv_bss->ni_intval;
972 case IEEE80211_IOC_PUREG:
973 ireq->i_val = (vap->iv_flags & IEEE80211_F_PUREG) != 0;
975 case IEEE80211_IOC_QUIET:
976 ireq->i_val = vap->iv_quiet;
978 case IEEE80211_IOC_QUIET_COUNT:
979 ireq->i_val = vap->iv_quiet_count;
981 case IEEE80211_IOC_QUIET_PERIOD:
982 ireq->i_val = vap->iv_quiet_period;
984 case IEEE80211_IOC_QUIET_DUR:
985 ireq->i_val = vap->iv_quiet_duration;
987 case IEEE80211_IOC_QUIET_OFFSET:
988 ireq->i_val = vap->iv_quiet_offset;
990 case IEEE80211_IOC_BGSCAN:
991 ireq->i_val = (vap->iv_flags & IEEE80211_F_BGSCAN) != 0;
993 case IEEE80211_IOC_BGSCAN_IDLE:
994 ireq->i_val = vap->iv_bgscanidle*hz/1000; /* ms */
996 case IEEE80211_IOC_BGSCAN_INTERVAL:
997 ireq->i_val = vap->iv_bgscanintvl/hz; /* seconds */
999 case IEEE80211_IOC_SCANVALID:
1000 ireq->i_val = vap->iv_scanvalid/hz; /* seconds */
1002 case IEEE80211_IOC_FRAGTHRESHOLD:
1003 ireq->i_val = vap->iv_fragthreshold;
1005 case IEEE80211_IOC_MACCMD:
1006 error = ieee80211_ioctl_getmaccmd(vap, ireq);
1008 case IEEE80211_IOC_BURST:
1009 ireq->i_val = (vap->iv_flags & IEEE80211_F_BURST) != 0;
1011 case IEEE80211_IOC_BMISSTHRESHOLD:
1012 ireq->i_val = vap->iv_bmissthreshold;
1014 case IEEE80211_IOC_CURCHAN:
1015 error = ieee80211_ioctl_getcurchan(vap, ireq);
1017 case IEEE80211_IOC_SHORTGI:
1019 if (vap->iv_flags_ht & IEEE80211_FHT_SHORTGI20)
1020 ireq->i_val |= IEEE80211_HTCAP_SHORTGI20;
1021 if (vap->iv_flags_ht & IEEE80211_FHT_SHORTGI40)
1022 ireq->i_val |= IEEE80211_HTCAP_SHORTGI40;
1024 case IEEE80211_IOC_AMPDU:
1026 if (vap->iv_flags_ht & IEEE80211_FHT_AMPDU_TX)
1028 if (vap->iv_flags_ht & IEEE80211_FHT_AMPDU_RX)
1031 case IEEE80211_IOC_AMPDU_LIMIT:
1032 if (vap->iv_opmode == IEEE80211_M_HOSTAP)
1033 ireq->i_val = vap->iv_ampdu_rxmax;
1034 else if (vap->iv_state == IEEE80211_S_RUN)
1035 ireq->i_val = MS(vap->iv_bss->ni_htparam,
1036 IEEE80211_HTCAP_MAXRXAMPDU);
1038 ireq->i_val = vap->iv_ampdu_limit;
1040 case IEEE80211_IOC_AMPDU_DENSITY:
1041 if (vap->iv_opmode == IEEE80211_M_STA &&
1042 vap->iv_state == IEEE80211_S_RUN)
1043 ireq->i_val = MS(vap->iv_bss->ni_htparam,
1044 IEEE80211_HTCAP_MPDUDENSITY);
1046 ireq->i_val = vap->iv_ampdu_density;
1048 case IEEE80211_IOC_AMSDU:
1050 if (vap->iv_flags_ht & IEEE80211_FHT_AMSDU_TX)
1052 if (vap->iv_flags_ht & IEEE80211_FHT_AMSDU_RX)
1055 case IEEE80211_IOC_AMSDU_LIMIT:
1056 ireq->i_val = vap->iv_amsdu_limit; /* XXX truncation? */
1058 case IEEE80211_IOC_PUREN:
1059 ireq->i_val = (vap->iv_flags_ht & IEEE80211_FHT_PUREN) != 0;
1061 case IEEE80211_IOC_DOTH:
1062 ireq->i_val = (vap->iv_flags & IEEE80211_F_DOTH) != 0;
1064 case IEEE80211_IOC_REGDOMAIN:
1065 error = ieee80211_ioctl_getregdomain(vap, ireq);
1067 case IEEE80211_IOC_ROAM:
1068 error = ieee80211_ioctl_getroam(vap, ireq);
1070 case IEEE80211_IOC_TXPARAMS:
1071 error = ieee80211_ioctl_gettxparams(vap, ireq);
1073 case IEEE80211_IOC_HTCOMPAT:
1074 ireq->i_val = (vap->iv_flags_ht & IEEE80211_FHT_HTCOMPAT) != 0;
1076 case IEEE80211_IOC_DWDS:
1077 ireq->i_val = (vap->iv_flags & IEEE80211_F_DWDS) != 0;
1079 case IEEE80211_IOC_INACTIVITY:
1080 ireq->i_val = (vap->iv_flags_ext & IEEE80211_FEXT_INACT) != 0;
1082 case IEEE80211_IOC_APPIE:
1083 error = ieee80211_ioctl_getappie(vap, ireq);
1085 case IEEE80211_IOC_WPS:
1086 ireq->i_val = (vap->iv_flags_ext & IEEE80211_FEXT_WPS) != 0;
1088 case IEEE80211_IOC_TSN:
1089 ireq->i_val = (vap->iv_flags_ext & IEEE80211_FEXT_TSN) != 0;
1091 case IEEE80211_IOC_DFS:
1092 ireq->i_val = (vap->iv_flags_ext & IEEE80211_FEXT_DFS) != 0;
1094 case IEEE80211_IOC_DOTD:
1095 ireq->i_val = (vap->iv_flags_ext & IEEE80211_FEXT_DOTD) != 0;
1097 case IEEE80211_IOC_DEVCAPS:
1098 error = ieee80211_ioctl_getdevcaps(ic, ireq);
1100 case IEEE80211_IOC_HTPROTMODE:
1101 ireq->i_val = ic->ic_htprotmode;
1103 case IEEE80211_IOC_HTCONF:
1104 if (vap->iv_flags_ht & IEEE80211_FHT_HT) {
1106 if (vap->iv_flags_ht & IEEE80211_FHT_USEHT40)
1111 case IEEE80211_IOC_STA_VLAN:
1112 error = ieee80211_ioctl_getstavlan(vap, ireq);
1114 case IEEE80211_IOC_SMPS:
1115 if (vap->iv_opmode == IEEE80211_M_STA &&
1116 vap->iv_state == IEEE80211_S_RUN) {
1117 if (vap->iv_bss->ni_flags & IEEE80211_NODE_MIMO_RTS)
1118 ireq->i_val = IEEE80211_HTCAP_SMPS_DYNAMIC;
1119 else if (vap->iv_bss->ni_flags & IEEE80211_NODE_MIMO_PS)
1120 ireq->i_val = IEEE80211_HTCAP_SMPS_ENA;
1122 ireq->i_val = IEEE80211_HTCAP_SMPS_OFF;
1124 ireq->i_val = vap->iv_htcaps & IEEE80211_HTCAP_SMPS;
1126 case IEEE80211_IOC_RIFS:
1127 if (vap->iv_opmode == IEEE80211_M_STA &&
1128 vap->iv_state == IEEE80211_S_RUN)
1130 (vap->iv_bss->ni_flags & IEEE80211_NODE_RIFS) != 0;
1133 (vap->iv_flags_ht & IEEE80211_FHT_RIFS) != 0;
1136 error = ieee80211_ioctl_getdefault(vap, ireq);
1143 static __noinline int
1144 ieee80211_ioctl_setkey(struct ieee80211vap *vap, struct ieee80211req *ireq)
1146 struct ieee80211req_key ik;
1147 struct ieee80211_node *ni;
1148 struct ieee80211_key *wk;
1152 if (ireq->i_len != sizeof(ik))
1154 error = copyin(ireq->i_data, &ik, sizeof(ik));
1157 /* NB: cipher support is verified by ieee80211_crypt_newkey */
1158 /* NB: this also checks ik->ik_keylen > sizeof(wk->wk_key) */
1159 if (ik.ik_keylen > sizeof(ik.ik_keydata))
1162 if (kid == IEEE80211_KEYIX_NONE) {
1163 /* XXX unicast keys currently must be tx/rx */
1164 if (ik.ik_flags != (IEEE80211_KEY_XMIT | IEEE80211_KEY_RECV))
1166 if (vap->iv_opmode == IEEE80211_M_STA) {
1167 ni = ieee80211_ref_node(vap->iv_bss);
1168 if (!IEEE80211_ADDR_EQ(ik.ik_macaddr, ni->ni_bssid)) {
1169 ieee80211_free_node(ni);
1170 return EADDRNOTAVAIL;
1173 ni = ieee80211_find_vap_node(&vap->iv_ic->ic_sta, vap,
1178 wk = &ni->ni_ucastkey;
1180 if (kid >= IEEE80211_WEP_NKID)
1182 wk = &vap->iv_nw_keys[kid];
1184 * Global slots start off w/o any assigned key index.
1185 * Force one here for consistency with IEEE80211_IOC_WEPKEY.
1187 if (wk->wk_keyix == IEEE80211_KEYIX_NONE)
1192 ieee80211_key_update_begin(vap);
1193 if (ieee80211_crypto_newkey(vap, ik.ik_type, ik.ik_flags, wk)) {
1194 wk->wk_keylen = ik.ik_keylen;
1195 /* NB: MIC presence is implied by cipher type */
1196 if (wk->wk_keylen > IEEE80211_KEYBUF_SIZE)
1197 wk->wk_keylen = IEEE80211_KEYBUF_SIZE;
1198 for (i = 0; i < IEEE80211_TID_SIZE; i++)
1199 wk->wk_keyrsc[i] = ik.ik_keyrsc;
1200 wk->wk_keytsc = 0; /* new key, reset */
1201 memset(wk->wk_key, 0, sizeof(wk->wk_key));
1202 memcpy(wk->wk_key, ik.ik_keydata, ik.ik_keylen);
1203 IEEE80211_ADDR_COPY(wk->wk_macaddr,
1204 ni != NULL ? ni->ni_macaddr : ik.ik_macaddr);
1205 if (!ieee80211_crypto_setkey(vap, wk))
1207 else if ((ik.ik_flags & IEEE80211_KEY_DEFAULT))
1208 vap->iv_def_txkey = kid;
1211 ieee80211_key_update_end(vap);
1213 ieee80211_free_node(ni);
1217 static __noinline int
1218 ieee80211_ioctl_delkey(struct ieee80211vap *vap, struct ieee80211req *ireq)
1220 struct ieee80211req_del_key dk;
1223 if (ireq->i_len != sizeof(dk))
1225 error = copyin(ireq->i_data, &dk, sizeof(dk));
1229 /* XXX uint8_t -> uint16_t */
1230 if (dk.idk_keyix == (uint8_t) IEEE80211_KEYIX_NONE) {
1231 struct ieee80211_node *ni;
1233 if (vap->iv_opmode == IEEE80211_M_STA) {
1234 ni = ieee80211_ref_node(vap->iv_bss);
1235 if (!IEEE80211_ADDR_EQ(dk.idk_macaddr, ni->ni_bssid)) {
1236 ieee80211_free_node(ni);
1237 return EADDRNOTAVAIL;
1240 ni = ieee80211_find_vap_node(&vap->iv_ic->ic_sta, vap,
1245 /* XXX error return */
1246 ieee80211_node_delucastkey(ni);
1247 ieee80211_free_node(ni);
1249 if (kid >= IEEE80211_WEP_NKID)
1251 /* XXX error return */
1252 ieee80211_crypto_delkey(vap, &vap->iv_nw_keys[kid]);
1258 struct ieee80211vap *vap;
1264 mlmedebug(struct ieee80211vap *vap, const uint8_t mac[IEEE80211_ADDR_LEN],
1267 #ifdef IEEE80211_DEBUG
1268 static const struct {
1273 { IEEE80211_MSG_IOCTL | IEEE80211_MSG_STATE |
1274 IEEE80211_MSG_ASSOC, "assoc" },
1275 { IEEE80211_MSG_IOCTL | IEEE80211_MSG_STATE |
1276 IEEE80211_MSG_ASSOC, "disassoc" },
1277 { IEEE80211_MSG_IOCTL | IEEE80211_MSG_STATE |
1278 IEEE80211_MSG_AUTH, "deauth" },
1279 { IEEE80211_MSG_IOCTL | IEEE80211_MSG_STATE |
1280 IEEE80211_MSG_AUTH, "authorize" },
1281 { IEEE80211_MSG_IOCTL | IEEE80211_MSG_STATE |
1282 IEEE80211_MSG_AUTH, "unauthorize" },
1285 if (op == IEEE80211_MLME_AUTH) {
1286 IEEE80211_NOTE_MAC(vap, IEEE80211_MSG_IOCTL |
1287 IEEE80211_MSG_STATE | IEEE80211_MSG_AUTH, mac,
1288 "station authenticate %s via MLME (reason %d)",
1289 reason == IEEE80211_STATUS_SUCCESS ? "ACCEPT" : "REJECT",
1291 } else if (!(IEEE80211_MLME_ASSOC <= op && op <= IEEE80211_MLME_AUTH)) {
1292 IEEE80211_NOTE_MAC(vap, IEEE80211_MSG_ANY, mac,
1293 "unknown MLME request %d (reason %d)", op, reason);
1294 } else if (reason == IEEE80211_STATUS_SUCCESS) {
1295 IEEE80211_NOTE_MAC(vap, ops[op].mask, mac,
1296 "station %s via MLME", ops[op].opstr);
1298 IEEE80211_NOTE_MAC(vap, ops[op].mask, mac,
1299 "station %s via MLME (reason %d)", ops[op].opstr, reason);
1301 #endif /* IEEE80211_DEBUG */
1305 domlme(void *arg, struct ieee80211_node *ni)
1307 struct mlmeop *mop = arg;
1308 struct ieee80211vap *vap = ni->ni_vap;
1310 if (vap != mop->vap)
1313 * NB: if ni_associd is zero then the node is already cleaned
1314 * up and we don't need to do this (we're safely holding a
1315 * reference but should otherwise not modify it's state).
1317 if (ni->ni_associd == 0)
1319 mlmedebug(vap, ni->ni_macaddr, mop->op, mop->reason);
1320 if (mop->op == IEEE80211_MLME_DEAUTH) {
1321 IEEE80211_SEND_MGMT(ni, IEEE80211_FC0_SUBTYPE_DEAUTH,
1324 IEEE80211_SEND_MGMT(ni, IEEE80211_FC0_SUBTYPE_DISASSOC,
1327 ieee80211_node_leave(ni);
1331 setmlme_dropsta(struct ieee80211vap *vap,
1332 const uint8_t mac[IEEE80211_ADDR_LEN], struct mlmeop *mlmeop)
1334 struct ieee80211com *ic = vap->iv_ic;
1335 struct ieee80211_node_table *nt = &ic->ic_sta;
1336 struct ieee80211_node *ni;
1339 /* NB: the broadcast address means do 'em all */
1340 if (!IEEE80211_ADDR_EQ(mac, ic->ic_ifp->if_broadcastaddr)) {
1341 IEEE80211_NODE_LOCK(nt);
1342 ni = ieee80211_find_node_locked(nt, mac);
1343 IEEE80211_NODE_UNLOCK(nt);
1345 * Don't do the node update inside the node
1346 * table lock. This unfortunately causes LORs
1347 * with drivers and their TX paths.
1351 ieee80211_free_node(ni);
1355 ieee80211_iterate_nodes(nt, domlme, mlmeop);
1360 static __noinline int
1361 setmlme_common(struct ieee80211vap *vap, int op,
1362 const uint8_t mac[IEEE80211_ADDR_LEN], int reason)
1364 struct ieee80211com *ic = vap->iv_ic;
1365 struct ieee80211_node_table *nt = &ic->ic_sta;
1366 struct ieee80211_node *ni;
1367 struct mlmeop mlmeop;
1372 case IEEE80211_MLME_DISASSOC:
1373 case IEEE80211_MLME_DEAUTH:
1374 switch (vap->iv_opmode) {
1375 case IEEE80211_M_STA:
1376 mlmedebug(vap, vap->iv_bss->ni_macaddr, op, reason);
1377 /* XXX not quite right */
1378 ieee80211_new_state(vap, IEEE80211_S_INIT, reason);
1380 case IEEE80211_M_HOSTAP:
1383 mlmeop.reason = reason;
1384 error = setmlme_dropsta(vap, mac, &mlmeop);
1386 case IEEE80211_M_WDS:
1387 /* XXX user app should send raw frame? */
1388 if (op != IEEE80211_MLME_DEAUTH) {
1393 /* XXX accept any address, simplifies user code */
1394 if (!IEEE80211_ADDR_EQ(mac, vap->iv_bss->ni_macaddr)) {
1399 mlmedebug(vap, vap->iv_bss->ni_macaddr, op, reason);
1400 ni = ieee80211_ref_node(vap->iv_bss);
1401 IEEE80211_SEND_MGMT(ni,
1402 IEEE80211_FC0_SUBTYPE_DEAUTH, reason);
1403 ieee80211_free_node(ni);
1405 case IEEE80211_M_MBSS:
1406 IEEE80211_NODE_LOCK(nt);
1407 ni = ieee80211_find_node_locked(nt, mac);
1409 * Don't do the node update inside the node
1410 * table lock. This unfortunately causes LORs
1411 * with drivers and their TX paths.
1413 IEEE80211_NODE_UNLOCK(nt);
1415 ieee80211_node_leave(ni);
1416 ieee80211_free_node(ni);
1426 case IEEE80211_MLME_AUTHORIZE:
1427 case IEEE80211_MLME_UNAUTHORIZE:
1428 if (vap->iv_opmode != IEEE80211_M_HOSTAP &&
1429 vap->iv_opmode != IEEE80211_M_WDS) {
1433 IEEE80211_NODE_LOCK(nt);
1434 ni = ieee80211_find_vap_node_locked(nt, vap, mac);
1436 * Don't do the node update inside the node
1437 * table lock. This unfortunately causes LORs
1438 * with drivers and their TX paths.
1440 IEEE80211_NODE_UNLOCK(nt);
1442 mlmedebug(vap, mac, op, reason);
1443 if (op == IEEE80211_MLME_AUTHORIZE)
1444 ieee80211_node_authorize(ni);
1446 ieee80211_node_unauthorize(ni);
1447 ieee80211_free_node(ni);
1451 case IEEE80211_MLME_AUTH:
1452 if (vap->iv_opmode != IEEE80211_M_HOSTAP) {
1456 IEEE80211_NODE_LOCK(nt);
1457 ni = ieee80211_find_vap_node_locked(nt, vap, mac);
1459 * Don't do the node update inside the node
1460 * table lock. This unfortunately causes LORs
1461 * with drivers and their TX paths.
1463 IEEE80211_NODE_UNLOCK(nt);
1465 mlmedebug(vap, mac, op, reason);
1466 if (reason == IEEE80211_STATUS_SUCCESS) {
1467 IEEE80211_SEND_MGMT(ni,
1468 IEEE80211_FC0_SUBTYPE_AUTH, 2);
1470 * For shared key auth, just continue the
1471 * exchange. Otherwise when 802.1x is not in
1472 * use mark the port authorized at this point
1473 * so traffic can flow.
1475 if (ni->ni_authmode != IEEE80211_AUTH_8021X &&
1476 ni->ni_challenge == NULL)
1477 ieee80211_node_authorize(ni);
1479 vap->iv_stats.is_rx_acl++;
1480 ieee80211_send_error(ni, ni->ni_macaddr,
1481 IEEE80211_FC0_SUBTYPE_AUTH, 2|(reason<<16));
1482 ieee80211_node_leave(ni);
1484 ieee80211_free_node(ni);
1498 const uint8_t *essid;
1499 const struct ieee80211_scan_entry *se;
1503 * Match mac address and any ssid.
1506 mlmelookup(void *arg, const struct ieee80211_scan_entry *se)
1508 struct scanlookup *look = arg;
1510 if (!IEEE80211_ADDR_EQ(look->mac, se->se_macaddr))
1512 if (look->esslen != 0) {
1513 if (se->se_ssid[1] != look->esslen)
1515 if (memcmp(look->essid, se->se_ssid+2, look->esslen))
1521 static __noinline int
1522 setmlme_assoc_sta(struct ieee80211vap *vap,
1523 const uint8_t mac[IEEE80211_ADDR_LEN], int ssid_len,
1524 const uint8_t ssid[IEEE80211_NWID_LEN])
1526 struct scanlookup lookup;
1528 KASSERT(vap->iv_opmode == IEEE80211_M_STA,
1529 ("expected opmode STA not %s",
1530 ieee80211_opmode_name[vap->iv_opmode]));
1532 /* NB: this is racey if roaming is !manual */
1535 lookup.esslen = ssid_len;
1536 lookup.essid = ssid;
1537 ieee80211_scan_iterate(vap, mlmelookup, &lookup);
1538 if (lookup.se == NULL)
1540 mlmedebug(vap, mac, IEEE80211_MLME_ASSOC, 0);
1541 if (!ieee80211_sta_join(vap, lookup.se->se_chan, lookup.se))
1542 return EIO; /* XXX unique but could be better */
1546 static __noinline int
1547 setmlme_assoc_adhoc(struct ieee80211vap *vap,
1548 const uint8_t mac[IEEE80211_ADDR_LEN], int ssid_len,
1549 const uint8_t ssid[IEEE80211_NWID_LEN])
1551 struct ieee80211_scan_req sr;
1553 KASSERT(vap->iv_opmode == IEEE80211_M_IBSS ||
1554 vap->iv_opmode == IEEE80211_M_AHDEMO,
1555 ("expected opmode IBSS or AHDEMO not %s",
1556 ieee80211_opmode_name[vap->iv_opmode]));
1561 /* NB: IEEE80211_IOC_SSID call missing for ap_scan=2. */
1562 memset(vap->iv_des_ssid[0].ssid, 0, IEEE80211_NWID_LEN);
1563 vap->iv_des_ssid[0].len = ssid_len;
1564 memcpy(vap->iv_des_ssid[0].ssid, ssid, ssid_len);
1565 vap->iv_des_nssid = 1;
1567 memset(&sr, 0, sizeof(sr));
1568 sr.sr_flags = IEEE80211_IOC_SCAN_ACTIVE | IEEE80211_IOC_SCAN_ONCE;
1569 sr.sr_duration = IEEE80211_IOC_SCAN_FOREVER;
1570 memcpy(sr.sr_ssid[0].ssid, ssid, ssid_len);
1571 sr.sr_ssid[0].len = ssid_len;
1574 return ieee80211_scanreq(vap, &sr);
1577 static __noinline int
1578 ieee80211_ioctl_setmlme(struct ieee80211vap *vap, struct ieee80211req *ireq)
1580 struct ieee80211req_mlme mlme;
1583 if (ireq->i_len != sizeof(mlme))
1585 error = copyin(ireq->i_data, &mlme, sizeof(mlme));
1588 if (vap->iv_opmode == IEEE80211_M_STA &&
1589 mlme.im_op == IEEE80211_MLME_ASSOC)
1590 return setmlme_assoc_sta(vap, mlme.im_macaddr,
1591 vap->iv_des_ssid[0].len, vap->iv_des_ssid[0].ssid);
1592 else if ((vap->iv_opmode == IEEE80211_M_IBSS ||
1593 vap->iv_opmode == IEEE80211_M_AHDEMO) &&
1594 mlme.im_op == IEEE80211_MLME_ASSOC)
1595 return setmlme_assoc_adhoc(vap, mlme.im_macaddr,
1596 mlme.im_ssid_len, mlme.im_ssid);
1598 return setmlme_common(vap, mlme.im_op,
1599 mlme.im_macaddr, mlme.im_reason);
1602 static __noinline int
1603 ieee80211_ioctl_macmac(struct ieee80211vap *vap, struct ieee80211req *ireq)
1605 uint8_t mac[IEEE80211_ADDR_LEN];
1606 const struct ieee80211_aclator *acl = vap->iv_acl;
1609 if (ireq->i_len != sizeof(mac))
1611 error = copyin(ireq->i_data, mac, ireq->i_len);
1615 acl = ieee80211_aclator_get("mac");
1616 if (acl == NULL || !acl->iac_attach(vap))
1620 if (ireq->i_type == IEEE80211_IOC_ADDMAC)
1621 acl->iac_add(vap, mac);
1623 acl->iac_remove(vap, mac);
1627 static __noinline int
1628 ieee80211_ioctl_setmaccmd(struct ieee80211vap *vap, struct ieee80211req *ireq)
1630 const struct ieee80211_aclator *acl = vap->iv_acl;
1632 switch (ireq->i_val) {
1633 case IEEE80211_MACCMD_POLICY_OPEN:
1634 case IEEE80211_MACCMD_POLICY_ALLOW:
1635 case IEEE80211_MACCMD_POLICY_DENY:
1636 case IEEE80211_MACCMD_POLICY_RADIUS:
1638 acl = ieee80211_aclator_get("mac");
1639 if (acl == NULL || !acl->iac_attach(vap))
1643 acl->iac_setpolicy(vap, ireq->i_val);
1645 case IEEE80211_MACCMD_FLUSH:
1647 acl->iac_flush(vap);
1648 /* NB: silently ignore when not in use */
1650 case IEEE80211_MACCMD_DETACH:
1653 acl->iac_detach(vap);
1660 return acl->iac_setioctl(vap, ireq);
1665 static __noinline int
1666 ieee80211_ioctl_setchanlist(struct ieee80211vap *vap, struct ieee80211req *ireq)
1668 struct ieee80211com *ic = vap->iv_ic;
1669 uint8_t *chanlist, *list;
1670 int i, nchan, maxchan, error;
1672 if (ireq->i_len > sizeof(ic->ic_chan_active))
1673 ireq->i_len = sizeof(ic->ic_chan_active);
1674 list = malloc(ireq->i_len + IEEE80211_CHAN_BYTES, M_TEMP,
1678 error = copyin(ireq->i_data, list, ireq->i_len);
1684 chanlist = list + ireq->i_len; /* NB: zero'd already */
1685 maxchan = ireq->i_len * NBBY;
1686 for (i = 0; i < ic->ic_nchans; i++) {
1687 const struct ieee80211_channel *c = &ic->ic_channels[i];
1689 * Calculate the intersection of the user list and the
1690 * available channels so users can do things like specify
1691 * 1-255 to get all available channels.
1693 if (c->ic_ieee < maxchan && isset(list, c->ic_ieee)) {
1694 setbit(chanlist, c->ic_ieee);
1702 if (ic->ic_bsschan != IEEE80211_CHAN_ANYC && /* XXX */
1703 isclr(chanlist, ic->ic_bsschan->ic_ieee))
1704 ic->ic_bsschan = IEEE80211_CHAN_ANYC;
1705 memcpy(ic->ic_chan_active, chanlist, IEEE80211_CHAN_BYTES);
1706 ieee80211_scan_flush(vap);
1711 static __noinline int
1712 ieee80211_ioctl_setstastats(struct ieee80211vap *vap, struct ieee80211req *ireq)
1714 struct ieee80211_node *ni;
1715 uint8_t macaddr[IEEE80211_ADDR_LEN];
1719 * NB: we could copyin ieee80211req_sta_stats so apps
1720 * could make selective changes but that's overkill;
1721 * just clear all stats for now.
1723 if (ireq->i_len < IEEE80211_ADDR_LEN)
1725 error = copyin(ireq->i_data, macaddr, IEEE80211_ADDR_LEN);
1728 ni = ieee80211_find_vap_node(&vap->iv_ic->ic_sta, vap, macaddr);
1731 /* XXX require ni_vap == vap? */
1732 memset(&ni->ni_stats, 0, sizeof(ni->ni_stats));
1733 ieee80211_free_node(ni);
1737 static __noinline int
1738 ieee80211_ioctl_setstatxpow(struct ieee80211vap *vap, struct ieee80211req *ireq)
1740 struct ieee80211_node *ni;
1741 struct ieee80211req_sta_txpow txpow;
1744 if (ireq->i_len != sizeof(txpow))
1746 error = copyin(ireq->i_data, &txpow, sizeof(txpow));
1749 ni = ieee80211_find_vap_node(&vap->iv_ic->ic_sta, vap, txpow.it_macaddr);
1752 ni->ni_txpower = txpow.it_txpow;
1753 ieee80211_free_node(ni);
1757 static __noinline int
1758 ieee80211_ioctl_setwmeparam(struct ieee80211vap *vap, struct ieee80211req *ireq)
1760 struct ieee80211com *ic = vap->iv_ic;
1761 struct ieee80211_wme_state *wme = &ic->ic_wme;
1762 struct wmeParams *wmep, *chanp;
1765 if ((ic->ic_caps & IEEE80211_C_WME) == 0)
1768 isbss = (ireq->i_len & IEEE80211_WMEPARAM_BSS);
1769 ac = (ireq->i_len & IEEE80211_WMEPARAM_VAL);
1770 if (ac >= WME_NUM_AC)
1773 chanp = &wme->wme_bssChanParams.cap_wmeParams[ac];
1774 wmep = &wme->wme_wmeBssChanParams.cap_wmeParams[ac];
1776 chanp = &wme->wme_chanParams.cap_wmeParams[ac];
1777 wmep = &wme->wme_wmeChanParams.cap_wmeParams[ac];
1779 switch (ireq->i_type) {
1780 case IEEE80211_IOC_WME_CWMIN: /* WME: CWmin */
1782 wmep->wmep_logcwmin = ireq->i_val;
1783 if ((wme->wme_flags & WME_F_AGGRMODE) == 0)
1784 chanp->wmep_logcwmin = ireq->i_val;
1786 wmep->wmep_logcwmin = chanp->wmep_logcwmin =
1790 case IEEE80211_IOC_WME_CWMAX: /* WME: CWmax */
1792 wmep->wmep_logcwmax = ireq->i_val;
1793 if ((wme->wme_flags & WME_F_AGGRMODE) == 0)
1794 chanp->wmep_logcwmax = ireq->i_val;
1796 wmep->wmep_logcwmax = chanp->wmep_logcwmax =
1800 case IEEE80211_IOC_WME_AIFS: /* WME: AIFS */
1802 wmep->wmep_aifsn = ireq->i_val;
1803 if ((wme->wme_flags & WME_F_AGGRMODE) == 0)
1804 chanp->wmep_aifsn = ireq->i_val;
1806 wmep->wmep_aifsn = chanp->wmep_aifsn = ireq->i_val;
1809 case IEEE80211_IOC_WME_TXOPLIMIT: /* WME: txops limit */
1811 wmep->wmep_txopLimit = ireq->i_val;
1812 if ((wme->wme_flags & WME_F_AGGRMODE) == 0)
1813 chanp->wmep_txopLimit = ireq->i_val;
1815 wmep->wmep_txopLimit = chanp->wmep_txopLimit =
1819 case IEEE80211_IOC_WME_ACM: /* WME: ACM (bss only) */
1820 wmep->wmep_acm = ireq->i_val;
1821 if ((wme->wme_flags & WME_F_AGGRMODE) == 0)
1822 chanp->wmep_acm = ireq->i_val;
1824 case IEEE80211_IOC_WME_ACKPOLICY: /* WME: ACK policy (!bss only)*/
1825 wmep->wmep_noackPolicy = chanp->wmep_noackPolicy =
1829 ieee80211_wme_updateparams(vap);
1834 find11gchannel(struct ieee80211com *ic, int start, int freq)
1836 const struct ieee80211_channel *c;
1839 for (i = start+1; i < ic->ic_nchans; i++) {
1840 c = &ic->ic_channels[i];
1841 if (c->ic_freq == freq && IEEE80211_IS_CHAN_ANYG(c))
1844 /* NB: should not be needed but in case things are mis-sorted */
1845 for (i = 0; i < start; i++) {
1846 c = &ic->ic_channels[i];
1847 if (c->ic_freq == freq && IEEE80211_IS_CHAN_ANYG(c))
1853 static struct ieee80211_channel *
1854 findchannel(struct ieee80211com *ic, int ieee, int mode)
1856 static const u_int chanflags[IEEE80211_MODE_MAX] = {
1857 [IEEE80211_MODE_AUTO] = 0,
1858 [IEEE80211_MODE_11A] = IEEE80211_CHAN_A,
1859 [IEEE80211_MODE_11B] = IEEE80211_CHAN_B,
1860 [IEEE80211_MODE_11G] = IEEE80211_CHAN_G,
1861 [IEEE80211_MODE_FH] = IEEE80211_CHAN_FHSS,
1862 [IEEE80211_MODE_TURBO_A] = IEEE80211_CHAN_108A,
1863 [IEEE80211_MODE_TURBO_G] = IEEE80211_CHAN_108G,
1864 [IEEE80211_MODE_STURBO_A] = IEEE80211_CHAN_STURBO,
1865 [IEEE80211_MODE_HALF] = IEEE80211_CHAN_HALF,
1866 [IEEE80211_MODE_QUARTER] = IEEE80211_CHAN_QUARTER,
1867 /* NB: handled specially below */
1868 [IEEE80211_MODE_11NA] = IEEE80211_CHAN_A,
1869 [IEEE80211_MODE_11NG] = IEEE80211_CHAN_G,
1874 modeflags = chanflags[mode];
1875 for (i = 0; i < ic->ic_nchans; i++) {
1876 struct ieee80211_channel *c = &ic->ic_channels[i];
1878 if (c->ic_ieee != ieee)
1880 if (mode == IEEE80211_MODE_AUTO) {
1881 /* ignore turbo channels for autoselect */
1882 if (IEEE80211_IS_CHAN_TURBO(c))
1885 * XXX special-case 11b/g channels so we
1886 * always select the g channel if both
1888 * XXX prefer HT to non-HT?
1890 if (!IEEE80211_IS_CHAN_B(c) ||
1891 !find11gchannel(ic, i, c->ic_freq))
1894 /* must check HT specially */
1895 if ((mode == IEEE80211_MODE_11NA ||
1896 mode == IEEE80211_MODE_11NG) &&
1897 !IEEE80211_IS_CHAN_HT(c))
1899 if ((c->ic_flags & modeflags) == modeflags)
1907 * Check the specified against any desired mode (aka netband).
1908 * This is only used (presently) when operating in hostap mode
1909 * to enforce consistency.
1912 check_mode_consistency(const struct ieee80211_channel *c, int mode)
1914 KASSERT(c != IEEE80211_CHAN_ANYC, ("oops, no channel"));
1917 case IEEE80211_MODE_11B:
1918 return (IEEE80211_IS_CHAN_B(c));
1919 case IEEE80211_MODE_11G:
1920 return (IEEE80211_IS_CHAN_ANYG(c) && !IEEE80211_IS_CHAN_HT(c));
1921 case IEEE80211_MODE_11A:
1922 return (IEEE80211_IS_CHAN_A(c) && !IEEE80211_IS_CHAN_HT(c));
1923 case IEEE80211_MODE_STURBO_A:
1924 return (IEEE80211_IS_CHAN_STURBO(c));
1925 case IEEE80211_MODE_11NA:
1926 return (IEEE80211_IS_CHAN_HTA(c));
1927 case IEEE80211_MODE_11NG:
1928 return (IEEE80211_IS_CHAN_HTG(c));
1935 * Common code to set the current channel. If the device
1936 * is up and running this may result in an immediate channel
1937 * change or a kick of the state machine.
1940 setcurchan(struct ieee80211vap *vap, struct ieee80211_channel *c)
1942 struct ieee80211com *ic = vap->iv_ic;
1945 if (c != IEEE80211_CHAN_ANYC) {
1946 if (IEEE80211_IS_CHAN_RADAR(c))
1947 return EBUSY; /* XXX better code? */
1948 if (vap->iv_opmode == IEEE80211_M_HOSTAP) {
1949 if (IEEE80211_IS_CHAN_NOHOSTAP(c))
1951 if (!check_mode_consistency(c, vap->iv_des_mode))
1953 } else if (vap->iv_opmode == IEEE80211_M_IBSS) {
1954 if (IEEE80211_IS_CHAN_NOADHOC(c))
1957 if (vap->iv_state == IEEE80211_S_RUN &&
1958 vap->iv_bss->ni_chan == c)
1959 return 0; /* NB: nothing to do */
1961 vap->iv_des_chan = c;
1964 if (vap->iv_opmode == IEEE80211_M_MONITOR &&
1965 vap->iv_des_chan != IEEE80211_CHAN_ANYC) {
1967 * Monitor mode can switch directly.
1969 if (IFNET_IS_UP_RUNNING(vap->iv_ifp)) {
1970 /* XXX need state machine for other vap's to follow */
1971 ieee80211_setcurchan(ic, vap->iv_des_chan);
1972 vap->iv_bss->ni_chan = ic->ic_curchan;
1974 ic->ic_curchan = vap->iv_des_chan;
1975 ic->ic_rt = ieee80211_get_ratetable(ic->ic_curchan);
1979 * Need to go through the state machine in case we
1980 * need to reassociate or the like. The state machine
1981 * will pickup the desired channel and avoid scanning.
1983 if (IS_UP_AUTO(vap))
1984 ieee80211_new_state(vap, IEEE80211_S_SCAN, 0);
1985 else if (vap->iv_des_chan != IEEE80211_CHAN_ANYC) {
1987 * When not up+running and a real channel has
1988 * been specified fix the current channel so
1989 * there is immediate feedback; e.g. via ifconfig.
1991 ic->ic_curchan = vap->iv_des_chan;
1992 ic->ic_rt = ieee80211_get_ratetable(ic->ic_curchan);
1999 * Old api for setting the current channel; this is
2000 * deprecated because channel numbers are ambiguous.
2002 static __noinline int
2003 ieee80211_ioctl_setchannel(struct ieee80211vap *vap,
2004 const struct ieee80211req *ireq)
2006 struct ieee80211com *ic = vap->iv_ic;
2007 struct ieee80211_channel *c;
2009 /* XXX 0xffff overflows 16-bit signed */
2010 if (ireq->i_val == 0 ||
2011 ireq->i_val == (int16_t) IEEE80211_CHAN_ANY) {
2012 c = IEEE80211_CHAN_ANYC;
2014 struct ieee80211_channel *c2;
2016 c = findchannel(ic, ireq->i_val, vap->iv_des_mode);
2018 c = findchannel(ic, ireq->i_val,
2019 IEEE80211_MODE_AUTO);
2024 * Fine tune channel selection based on desired mode:
2025 * if 11b is requested, find the 11b version of any
2026 * 11g channel returned,
2027 * if static turbo, find the turbo version of any
2028 * 11a channel return,
2029 * if 11na is requested, find the ht version of any
2030 * 11a channel returned,
2031 * if 11ng is requested, find the ht version of any
2032 * 11g channel returned,
2033 * otherwise we should be ok with what we've got.
2035 switch (vap->iv_des_mode) {
2036 case IEEE80211_MODE_11B:
2037 if (IEEE80211_IS_CHAN_ANYG(c)) {
2038 c2 = findchannel(ic, ireq->i_val,
2039 IEEE80211_MODE_11B);
2040 /* NB: should not happen, =>'s 11g w/o 11b */
2045 case IEEE80211_MODE_TURBO_A:
2046 if (IEEE80211_IS_CHAN_A(c)) {
2047 c2 = findchannel(ic, ireq->i_val,
2048 IEEE80211_MODE_TURBO_A);
2053 case IEEE80211_MODE_11NA:
2054 if (IEEE80211_IS_CHAN_A(c)) {
2055 c2 = findchannel(ic, ireq->i_val,
2056 IEEE80211_MODE_11NA);
2061 case IEEE80211_MODE_11NG:
2062 if (IEEE80211_IS_CHAN_ANYG(c)) {
2063 c2 = findchannel(ic, ireq->i_val,
2064 IEEE80211_MODE_11NG);
2069 default: /* NB: no static turboG */
2073 return setcurchan(vap, c);
2077 * New/current api for setting the current channel; a complete
2078 * channel description is provide so there is no ambiguity in
2079 * identifying the channel.
2081 static __noinline int
2082 ieee80211_ioctl_setcurchan(struct ieee80211vap *vap,
2083 const struct ieee80211req *ireq)
2085 struct ieee80211com *ic = vap->iv_ic;
2086 struct ieee80211_channel chan, *c;
2089 if (ireq->i_len != sizeof(chan))
2091 error = copyin(ireq->i_data, &chan, sizeof(chan));
2094 /* XXX 0xffff overflows 16-bit signed */
2095 if (chan.ic_freq == 0 || chan.ic_freq == IEEE80211_CHAN_ANY) {
2096 c = IEEE80211_CHAN_ANYC;
2098 c = ieee80211_find_channel(ic, chan.ic_freq, chan.ic_flags);
2102 return setcurchan(vap, c);
2105 static __noinline int
2106 ieee80211_ioctl_setregdomain(struct ieee80211vap *vap,
2107 const struct ieee80211req *ireq)
2109 struct ieee80211_regdomain_req *reg;
2112 nchans = 1 + ((ireq->i_len - sizeof(struct ieee80211_regdomain_req)) /
2113 sizeof(struct ieee80211_channel));
2114 if (!(1 <= nchans && nchans <= IEEE80211_CHAN_MAX)) {
2115 IEEE80211_DPRINTF(vap, IEEE80211_MSG_IOCTL,
2116 "%s: bad # chans, i_len %d nchans %d\n", __func__,
2117 ireq->i_len, nchans);
2120 reg = (struct ieee80211_regdomain_req *)
2121 malloc(IEEE80211_REGDOMAIN_SIZE(nchans), M_TEMP, M_NOWAIT);
2123 IEEE80211_DPRINTF(vap, IEEE80211_MSG_IOCTL,
2124 "%s: no memory, nchans %d\n", __func__, nchans);
2127 error = copyin(ireq->i_data, reg, IEEE80211_REGDOMAIN_SIZE(nchans));
2129 /* NB: validate inline channel count against storage size */
2130 if (reg->chaninfo.ic_nchans != nchans) {
2131 IEEE80211_DPRINTF(vap, IEEE80211_MSG_IOCTL,
2132 "%s: chan cnt mismatch, %d != %d\n", __func__,
2133 reg->chaninfo.ic_nchans, nchans);
2136 error = ieee80211_setregdomain(vap, reg);
2140 return (error == 0 ? ENETRESET : error);
2144 checkrate(const struct ieee80211_rateset *rs, int rate)
2148 if (rate == IEEE80211_FIXED_RATE_NONE)
2150 for (i = 0; i < rs->rs_nrates; i++)
2151 if ((rs->rs_rates[i] & IEEE80211_RATE_VAL) == rate)
2159 if (mcs == IEEE80211_FIXED_RATE_NONE)
2161 if ((mcs & IEEE80211_RATE_MCS) == 0) /* MCS always have 0x80 set */
2163 return (mcs & 0x7f) <= 15; /* XXX could search ht rate set */
2166 static __noinline int
2167 ieee80211_ioctl_setroam(struct ieee80211vap *vap,
2168 const struct ieee80211req *ireq)
2170 struct ieee80211com *ic = vap->iv_ic;
2171 struct ieee80211_roamparams_req *parms;
2172 struct ieee80211_roamparam *src, *dst;
2173 const struct ieee80211_rateset *rs;
2174 int changed, error, mode, is11n, nmodes;
2176 if (ireq->i_len != sizeof(vap->iv_roamparms))
2179 parms = malloc(sizeof(*parms), M_TEMP, M_NOWAIT | M_ZERO);
2183 error = copyin(ireq->i_data, parms, ireq->i_len);
2188 nmodes = IEEE80211_MODE_MAX;
2190 /* validate parameters and check if anything changed */
2191 for (mode = IEEE80211_MODE_11A; mode < nmodes; mode++) {
2192 if (isclr(ic->ic_modecaps, mode))
2194 src = &parms->params[mode];
2195 dst = &vap->iv_roamparms[mode];
2196 rs = &ic->ic_sup_rates[mode]; /* NB: 11n maps to legacy */
2197 is11n = (mode == IEEE80211_MODE_11NA ||
2198 mode == IEEE80211_MODE_11NG);
2199 if (src->rate != dst->rate) {
2200 if (!checkrate(rs, src->rate) &&
2201 (!is11n || !checkmcs(src->rate))) {
2207 if (src->rssi != dst->rssi)
2212 * Copy new parameters in place and notify the
2213 * driver so it can push state to the device.
2216 for (mode = IEEE80211_MODE_11A; mode < nmodes; mode++) {
2217 if (isset(ic->ic_modecaps, mode))
2218 vap->iv_roamparms[mode] = parms->params[mode];
2221 if (vap->iv_roaming == IEEE80211_ROAMING_DEVICE)
2225 fail: free(parms, M_TEMP);
2230 ieee80211_ioctl_settxparams(struct ieee80211vap *vap,
2231 const struct ieee80211req *ireq)
2233 struct ieee80211com *ic = vap->iv_ic;
2234 struct ieee80211_txparams_req parms; /* XXX stack use? */
2235 struct ieee80211_txparam *src, *dst;
2236 const struct ieee80211_rateset *rs;
2237 int error, mode, changed, is11n, nmodes;
2239 /* NB: accept short requests for backwards compat */
2240 if (ireq->i_len > sizeof(parms))
2242 error = copyin(ireq->i_data, &parms, ireq->i_len);
2245 nmodes = ireq->i_len / sizeof(struct ieee80211_txparam);
2247 /* validate parameters and check if anything changed */
2248 for (mode = IEEE80211_MODE_11A; mode < nmodes; mode++) {
2249 if (isclr(ic->ic_modecaps, mode))
2251 src = &parms.params[mode];
2252 dst = &vap->iv_txparms[mode];
2253 rs = &ic->ic_sup_rates[mode]; /* NB: 11n maps to legacy */
2254 is11n = (mode == IEEE80211_MODE_11NA ||
2255 mode == IEEE80211_MODE_11NG);
2256 if (src->ucastrate != dst->ucastrate) {
2257 if (!checkrate(rs, src->ucastrate) &&
2258 (!is11n || !checkmcs(src->ucastrate)))
2262 if (src->mcastrate != dst->mcastrate) {
2263 if (!checkrate(rs, src->mcastrate) &&
2264 (!is11n || !checkmcs(src->mcastrate)))
2268 if (src->mgmtrate != dst->mgmtrate) {
2269 if (!checkrate(rs, src->mgmtrate) &&
2270 (!is11n || !checkmcs(src->mgmtrate)))
2274 if (src->maxretry != dst->maxretry) /* NB: no bounds */
2279 * Copy new parameters in place and notify the
2280 * driver so it can push state to the device.
2282 for (mode = IEEE80211_MODE_11A; mode < nmodes; mode++) {
2283 if (isset(ic->ic_modecaps, mode))
2284 vap->iv_txparms[mode] = parms.params[mode];
2286 /* XXX could be more intelligent,
2287 e.g. don't reset if setting not being used */
2294 * Application Information Element support.
2297 setappie(struct ieee80211_appie **aie, const struct ieee80211req *ireq)
2299 struct ieee80211_appie *app = *aie;
2300 struct ieee80211_appie *napp;
2303 if (ireq->i_len == 0) { /* delete any existing ie */
2305 *aie = NULL; /* XXX racey */
2306 free(app, M_80211_NODE_IE);
2310 if (!(2 <= ireq->i_len && ireq->i_len <= IEEE80211_MAX_APPIE))
2313 * Allocate a new appie structure and copy in the user data.
2314 * When done swap in the new structure. Note that we do not
2315 * guard against users holding a ref to the old structure;
2316 * this must be handled outside this code.
2320 napp = (struct ieee80211_appie *) malloc(
2321 sizeof(struct ieee80211_appie) + ireq->i_len, M_80211_NODE_IE, M_NOWAIT);
2324 /* XXX holding ic lock */
2325 error = copyin(ireq->i_data, napp->ie_data, ireq->i_len);
2327 free(napp, M_80211_NODE_IE);
2330 napp->ie_len = ireq->i_len;
2333 free(app, M_80211_NODE_IE);
2338 setwparsnie(struct ieee80211vap *vap, uint8_t *ie, int space)
2340 /* validate data is present as best we can */
2341 if (space == 0 || 2+ie[1] > space)
2343 if (ie[0] == IEEE80211_ELEMID_VENDOR)
2344 vap->iv_wpa_ie = ie;
2345 else if (ie[0] == IEEE80211_ELEMID_RSN)
2346 vap->iv_rsn_ie = ie;
2349 static __noinline int
2350 ieee80211_ioctl_setappie_locked(struct ieee80211vap *vap,
2351 const struct ieee80211req *ireq, int fc0)
2355 IEEE80211_LOCK_ASSERT(vap->iv_ic);
2357 switch (fc0 & IEEE80211_FC0_SUBTYPE_MASK) {
2358 case IEEE80211_FC0_SUBTYPE_BEACON:
2359 if (vap->iv_opmode != IEEE80211_M_HOSTAP &&
2360 vap->iv_opmode != IEEE80211_M_IBSS) {
2364 error = setappie(&vap->iv_appie_beacon, ireq);
2366 ieee80211_beacon_notify(vap, IEEE80211_BEACON_APPIE);
2368 case IEEE80211_FC0_SUBTYPE_PROBE_RESP:
2369 error = setappie(&vap->iv_appie_proberesp, ireq);
2371 case IEEE80211_FC0_SUBTYPE_ASSOC_RESP:
2372 if (vap->iv_opmode == IEEE80211_M_HOSTAP)
2373 error = setappie(&vap->iv_appie_assocresp, ireq);
2377 case IEEE80211_FC0_SUBTYPE_PROBE_REQ:
2378 error = setappie(&vap->iv_appie_probereq, ireq);
2380 case IEEE80211_FC0_SUBTYPE_ASSOC_REQ:
2381 if (vap->iv_opmode == IEEE80211_M_STA)
2382 error = setappie(&vap->iv_appie_assocreq, ireq);
2386 case (IEEE80211_APPIE_WPA & IEEE80211_FC0_SUBTYPE_MASK):
2387 error = setappie(&vap->iv_appie_wpa, ireq);
2390 * Must split single blob of data into separate
2391 * WPA and RSN ie's because they go in different
2392 * locations in the mgt frames.
2393 * XXX use IEEE80211_IOC_WPA2 so user code does split
2395 vap->iv_wpa_ie = NULL;
2396 vap->iv_rsn_ie = NULL;
2397 if (vap->iv_appie_wpa != NULL) {
2398 struct ieee80211_appie *appie =
2400 uint8_t *data = appie->ie_data;
2402 /* XXX ie length validate is painful, cheat */
2403 setwparsnie(vap, data, appie->ie_len);
2404 setwparsnie(vap, data + 2 + data[1],
2405 appie->ie_len - (2 + data[1]));
2407 if (vap->iv_opmode == IEEE80211_M_HOSTAP ||
2408 vap->iv_opmode == IEEE80211_M_IBSS) {
2410 * Must rebuild beacon frame as the update
2411 * mechanism doesn't handle WPA/RSN ie's.
2412 * Could extend it but it doesn't normally
2413 * change; this is just to deal with hostapd
2414 * plumbing the ie after the interface is up.
2427 static __noinline int
2428 ieee80211_ioctl_setappie(struct ieee80211vap *vap,
2429 const struct ieee80211req *ireq)
2431 struct ieee80211com *ic = vap->iv_ic;
2435 fc0 = ireq->i_val & 0xff;
2436 if ((fc0 & IEEE80211_FC0_TYPE_MASK) != IEEE80211_FC0_TYPE_MGT)
2438 /* NB: could check iv_opmode and reject but hardly worth the effort */
2440 error = ieee80211_ioctl_setappie_locked(vap, ireq, fc0);
2441 IEEE80211_UNLOCK(ic);
2445 static __noinline int
2446 ieee80211_ioctl_chanswitch(struct ieee80211vap *vap, struct ieee80211req *ireq)
2448 struct ieee80211com *ic = vap->iv_ic;
2449 struct ieee80211_chanswitch_req csr;
2450 struct ieee80211_channel *c;
2453 if (ireq->i_len != sizeof(csr))
2455 error = copyin(ireq->i_data, &csr, sizeof(csr));
2458 /* XXX adhoc mode not supported */
2459 if (vap->iv_opmode != IEEE80211_M_HOSTAP ||
2460 (vap->iv_flags & IEEE80211_F_DOTH) == 0)
2462 c = ieee80211_find_channel(ic,
2463 csr.csa_chan.ic_freq, csr.csa_chan.ic_flags);
2467 if ((ic->ic_flags & IEEE80211_F_CSAPENDING) == 0)
2468 ieee80211_csa_startswitch(ic, c, csr.csa_mode, csr.csa_count);
2469 else if (csr.csa_count == 0)
2470 ieee80211_csa_cancelswitch(ic);
2473 IEEE80211_UNLOCK(ic);
2478 ieee80211_scanreq(struct ieee80211vap *vap, struct ieee80211_scan_req *sr)
2480 #define IEEE80211_IOC_SCAN_FLAGS \
2481 (IEEE80211_IOC_SCAN_NOPICK | IEEE80211_IOC_SCAN_ACTIVE | \
2482 IEEE80211_IOC_SCAN_PICK1ST | IEEE80211_IOC_SCAN_BGSCAN | \
2483 IEEE80211_IOC_SCAN_ONCE | IEEE80211_IOC_SCAN_NOBCAST | \
2484 IEEE80211_IOC_SCAN_NOJOIN | IEEE80211_IOC_SCAN_FLUSH | \
2485 IEEE80211_IOC_SCAN_CHECK)
2486 struct ieee80211com *ic = vap->iv_ic;
2489 /* convert duration */
2490 if (sr->sr_duration == IEEE80211_IOC_SCAN_FOREVER)
2491 sr->sr_duration = IEEE80211_SCAN_FOREVER;
2493 if (sr->sr_duration < IEEE80211_IOC_SCAN_DURATION_MIN ||
2494 sr->sr_duration > IEEE80211_IOC_SCAN_DURATION_MAX)
2496 sr->sr_duration = msecs_to_ticks(sr->sr_duration);
2497 if (sr->sr_duration < 1)
2498 sr->sr_duration = 1;
2500 /* convert min/max channel dwell */
2501 if (sr->sr_mindwell != 0) {
2502 sr->sr_mindwell = msecs_to_ticks(sr->sr_mindwell);
2503 if (sr->sr_mindwell < 1)
2504 sr->sr_mindwell = 1;
2506 if (sr->sr_maxdwell != 0) {
2507 sr->sr_maxdwell = msecs_to_ticks(sr->sr_maxdwell);
2508 if (sr->sr_maxdwell < 1)
2509 sr->sr_maxdwell = 1;
2511 /* NB: silently reduce ssid count to what is supported */
2512 if (sr->sr_nssid > IEEE80211_SCAN_MAX_SSID)
2513 sr->sr_nssid = IEEE80211_SCAN_MAX_SSID;
2514 for (i = 0; i < sr->sr_nssid; i++)
2515 if (sr->sr_ssid[i].len > IEEE80211_NWID_LEN)
2517 /* cleanse flags just in case, could reject if invalid flags */
2518 sr->sr_flags &= IEEE80211_IOC_SCAN_FLAGS;
2520 * Add an implicit NOPICK if the vap is not marked UP. This
2521 * allows applications to scan without joining a bss (or picking
2522 * a channel and setting up a bss) and without forcing manual
2523 * roaming mode--you just need to mark the parent device UP.
2525 if ((vap->iv_ifp->if_flags & IFF_UP) == 0)
2526 sr->sr_flags |= IEEE80211_IOC_SCAN_NOPICK;
2528 IEEE80211_DPRINTF(vap, IEEE80211_MSG_SCAN,
2529 "%s: flags 0x%x%s duration 0x%x mindwell %u maxdwell %u nssid %d\n",
2530 __func__, sr->sr_flags,
2531 (vap->iv_ifp->if_flags & IFF_UP) == 0 ? " (!IFF_UP)" : "",
2532 sr->sr_duration, sr->sr_mindwell, sr->sr_maxdwell, sr->sr_nssid);
2534 * If we are in INIT state then the driver has never had a chance
2535 * to setup hardware state to do a scan; we must use the state
2536 * machine to get us up to the SCAN state but once we reach SCAN
2537 * state we then want to use the supplied params. Stash the
2538 * parameters in the vap and mark IEEE80211_FEXT_SCANREQ; the
2539 * state machines will recognize this and use the stashed params
2540 * to issue the scan request.
2542 * Otherwise just invoke the scan machinery directly.
2545 if (vap->iv_state == IEEE80211_S_INIT) {
2546 /* NB: clobbers previous settings */
2547 vap->iv_scanreq_flags = sr->sr_flags;
2548 vap->iv_scanreq_duration = sr->sr_duration;
2549 vap->iv_scanreq_nssid = sr->sr_nssid;
2550 for (i = 0; i < sr->sr_nssid; i++) {
2551 vap->iv_scanreq_ssid[i].len = sr->sr_ssid[i].len;
2552 memcpy(vap->iv_scanreq_ssid[i].ssid,
2553 sr->sr_ssid[i].ssid, sr->sr_ssid[i].len);
2555 vap->iv_flags_ext |= IEEE80211_FEXT_SCANREQ;
2556 IEEE80211_UNLOCK(ic);
2557 ieee80211_new_state(vap, IEEE80211_S_SCAN, 0);
2559 vap->iv_flags_ext &= ~IEEE80211_FEXT_SCANREQ;
2560 IEEE80211_UNLOCK(ic);
2561 if (sr->sr_flags & IEEE80211_IOC_SCAN_CHECK) {
2562 error = ieee80211_check_scan(vap, sr->sr_flags,
2563 sr->sr_duration, sr->sr_mindwell, sr->sr_maxdwell,
2565 /* NB: cheat, we assume structures are compatible */
2566 (const struct ieee80211_scan_ssid *) &sr->sr_ssid[0]);
2568 error = ieee80211_start_scan(vap, sr->sr_flags,
2569 sr->sr_duration, sr->sr_mindwell, sr->sr_maxdwell,
2571 /* NB: cheat, we assume structures are compatible */
2572 (const struct ieee80211_scan_ssid *) &sr->sr_ssid[0]);
2578 #undef IEEE80211_IOC_SCAN_FLAGS
2581 static __noinline int
2582 ieee80211_ioctl_scanreq(struct ieee80211vap *vap, struct ieee80211req *ireq)
2584 struct ieee80211com *ic = vap->iv_ic;
2585 struct ieee80211_scan_req sr; /* XXX off stack? */
2588 /* NB: parent must be running */
2589 if ((ic->ic_ifp->if_drv_flags & IFF_DRV_RUNNING) == 0)
2592 if (ireq->i_len != sizeof(sr))
2594 error = copyin(ireq->i_data, &sr, sizeof(sr));
2597 return ieee80211_scanreq(vap, &sr);
2600 static __noinline int
2601 ieee80211_ioctl_setstavlan(struct ieee80211vap *vap, struct ieee80211req *ireq)
2603 struct ieee80211_node *ni;
2604 struct ieee80211req_sta_vlan vlan;
2607 if (ireq->i_len != sizeof(vlan))
2609 error = copyin(ireq->i_data, &vlan, sizeof(vlan));
2612 if (!IEEE80211_ADDR_EQ(vlan.sv_macaddr, zerobssid)) {
2613 ni = ieee80211_find_vap_node(&vap->iv_ic->ic_sta, vap,
2618 ni = ieee80211_ref_node(vap->iv_bss);
2619 ni->ni_vlan = vlan.sv_vlan;
2620 ieee80211_free_node(ni);
2625 isvap11g(const struct ieee80211vap *vap)
2627 const struct ieee80211_node *bss = vap->iv_bss;
2628 return bss->ni_chan != IEEE80211_CHAN_ANYC &&
2629 IEEE80211_IS_CHAN_ANYG(bss->ni_chan);
2633 isvapht(const struct ieee80211vap *vap)
2635 const struct ieee80211_node *bss = vap->iv_bss;
2636 return bss->ni_chan != IEEE80211_CHAN_ANYC &&
2637 IEEE80211_IS_CHAN_HT(bss->ni_chan);
2641 * Dummy ioctl set handler so the linker set is defined.
2644 dummy_ioctl_set(struct ieee80211vap *vap, struct ieee80211req *ireq)
2648 IEEE80211_IOCTL_SET(dummy, dummy_ioctl_set);
2651 ieee80211_ioctl_setdefault(struct ieee80211vap *vap, struct ieee80211req *ireq)
2653 ieee80211_ioctl_setfunc * const *set;
2656 SET_FOREACH(set, ieee80211_ioctl_setset) {
2657 error = (*set)(vap, ireq);
2658 if (error != ENOSYS)
2664 static __noinline int
2665 ieee80211_ioctl_set80211(struct ieee80211vap *vap, u_long cmd, struct ieee80211req *ireq)
2667 struct ieee80211com *ic = vap->iv_ic;
2669 const struct ieee80211_authenticator *auth;
2670 uint8_t tmpkey[IEEE80211_KEYBUF_SIZE];
2671 char tmpssid[IEEE80211_NWID_LEN];
2672 uint8_t tmpbssid[IEEE80211_ADDR_LEN];
2673 struct ieee80211_key *k;
2678 switch (ireq->i_type) {
2679 case IEEE80211_IOC_SSID:
2680 if (ireq->i_val != 0 ||
2681 ireq->i_len > IEEE80211_NWID_LEN)
2683 error = copyin(ireq->i_data, tmpssid, ireq->i_len);
2686 memset(vap->iv_des_ssid[0].ssid, 0, IEEE80211_NWID_LEN);
2687 vap->iv_des_ssid[0].len = ireq->i_len;
2688 memcpy(vap->iv_des_ssid[0].ssid, tmpssid, ireq->i_len);
2689 vap->iv_des_nssid = (ireq->i_len > 0);
2692 case IEEE80211_IOC_WEP:
2693 switch (ireq->i_val) {
2694 case IEEE80211_WEP_OFF:
2695 vap->iv_flags &= ~IEEE80211_F_PRIVACY;
2696 vap->iv_flags &= ~IEEE80211_F_DROPUNENC;
2698 case IEEE80211_WEP_ON:
2699 vap->iv_flags |= IEEE80211_F_PRIVACY;
2700 vap->iv_flags |= IEEE80211_F_DROPUNENC;
2702 case IEEE80211_WEP_MIXED:
2703 vap->iv_flags |= IEEE80211_F_PRIVACY;
2704 vap->iv_flags &= ~IEEE80211_F_DROPUNENC;
2709 case IEEE80211_IOC_WEPKEY:
2710 kid = (u_int) ireq->i_val;
2711 if (kid >= IEEE80211_WEP_NKID)
2713 k = &vap->iv_nw_keys[kid];
2714 if (ireq->i_len == 0) {
2715 /* zero-len =>'s delete any existing key */
2716 (void) ieee80211_crypto_delkey(vap, k);
2719 if (ireq->i_len > sizeof(tmpkey))
2721 memset(tmpkey, 0, sizeof(tmpkey));
2722 error = copyin(ireq->i_data, tmpkey, ireq->i_len);
2725 ieee80211_key_update_begin(vap);
2726 k->wk_keyix = kid; /* NB: force fixed key id */
2727 if (ieee80211_crypto_newkey(vap, IEEE80211_CIPHER_WEP,
2728 IEEE80211_KEY_XMIT | IEEE80211_KEY_RECV, k)) {
2729 k->wk_keylen = ireq->i_len;
2730 memcpy(k->wk_key, tmpkey, sizeof(tmpkey));
2731 IEEE80211_ADDR_COPY(k->wk_macaddr, vap->iv_myaddr);
2732 if (!ieee80211_crypto_setkey(vap, k))
2736 ieee80211_key_update_end(vap);
2738 case IEEE80211_IOC_WEPTXKEY:
2739 kid = (u_int) ireq->i_val;
2740 if (kid >= IEEE80211_WEP_NKID &&
2741 (uint16_t) kid != IEEE80211_KEYIX_NONE)
2743 vap->iv_def_txkey = kid;
2745 case IEEE80211_IOC_AUTHMODE:
2746 switch (ireq->i_val) {
2747 case IEEE80211_AUTH_WPA:
2748 case IEEE80211_AUTH_8021X: /* 802.1x */
2749 case IEEE80211_AUTH_OPEN: /* open */
2750 case IEEE80211_AUTH_SHARED: /* shared-key */
2751 case IEEE80211_AUTH_AUTO: /* auto */
2752 auth = ieee80211_authenticator_get(ireq->i_val);
2759 switch (ireq->i_val) {
2760 case IEEE80211_AUTH_WPA: /* WPA w/ 802.1x */
2761 vap->iv_flags |= IEEE80211_F_PRIVACY;
2762 ireq->i_val = IEEE80211_AUTH_8021X;
2764 case IEEE80211_AUTH_OPEN: /* open */
2765 vap->iv_flags &= ~(IEEE80211_F_WPA|IEEE80211_F_PRIVACY);
2767 case IEEE80211_AUTH_SHARED: /* shared-key */
2768 case IEEE80211_AUTH_8021X: /* 802.1x */
2769 vap->iv_flags &= ~IEEE80211_F_WPA;
2770 /* both require a key so mark the PRIVACY capability */
2771 vap->iv_flags |= IEEE80211_F_PRIVACY;
2773 case IEEE80211_AUTH_AUTO: /* auto */
2774 vap->iv_flags &= ~IEEE80211_F_WPA;
2775 /* XXX PRIVACY handling? */
2776 /* XXX what's the right way to do this? */
2779 /* NB: authenticator attach/detach happens on state change */
2780 vap->iv_bss->ni_authmode = ireq->i_val;
2781 /* XXX mixed/mode/usage? */
2782 vap->iv_auth = auth;
2785 case IEEE80211_IOC_CHANNEL:
2786 error = ieee80211_ioctl_setchannel(vap, ireq);
2788 case IEEE80211_IOC_POWERSAVE:
2789 switch (ireq->i_val) {
2790 case IEEE80211_POWERSAVE_OFF:
2791 if (vap->iv_flags & IEEE80211_F_PMGTON) {
2792 ieee80211_syncflag(vap, -IEEE80211_F_PMGTON);
2796 case IEEE80211_POWERSAVE_ON:
2797 if ((vap->iv_caps & IEEE80211_C_PMGT) == 0)
2799 else if ((vap->iv_flags & IEEE80211_F_PMGTON) == 0) {
2800 ieee80211_syncflag(vap, IEEE80211_F_PMGTON);
2809 case IEEE80211_IOC_POWERSAVESLEEP:
2810 if (ireq->i_val < 0)
2812 ic->ic_lintval = ireq->i_val;
2815 case IEEE80211_IOC_RTSTHRESHOLD:
2816 if (!(IEEE80211_RTS_MIN <= ireq->i_val &&
2817 ireq->i_val <= IEEE80211_RTS_MAX))
2819 vap->iv_rtsthreshold = ireq->i_val;
2822 case IEEE80211_IOC_PROTMODE:
2823 if (ireq->i_val > IEEE80211_PROT_RTSCTS)
2825 ic->ic_protmode = (enum ieee80211_protmode)ireq->i_val;
2826 /* NB: if not operating in 11g this can wait */
2827 if (ic->ic_bsschan != IEEE80211_CHAN_ANYC &&
2828 IEEE80211_IS_CHAN_ANYG(ic->ic_bsschan))
2831 case IEEE80211_IOC_TXPOWER:
2832 if ((ic->ic_caps & IEEE80211_C_TXPMGT) == 0)
2834 if (!(IEEE80211_TXPOWER_MIN <= ireq->i_val &&
2835 ireq->i_val <= IEEE80211_TXPOWER_MAX))
2837 ic->ic_txpowlimit = ireq->i_val;
2840 case IEEE80211_IOC_ROAMING:
2841 if (!(IEEE80211_ROAMING_DEVICE <= ireq->i_val &&
2842 ireq->i_val <= IEEE80211_ROAMING_MANUAL))
2844 vap->iv_roaming = (enum ieee80211_roamingmode)ireq->i_val;
2847 case IEEE80211_IOC_PRIVACY:
2849 /* XXX check for key state? */
2850 vap->iv_flags |= IEEE80211_F_PRIVACY;
2852 vap->iv_flags &= ~IEEE80211_F_PRIVACY;
2855 case IEEE80211_IOC_DROPUNENCRYPTED:
2857 vap->iv_flags |= IEEE80211_F_DROPUNENC;
2859 vap->iv_flags &= ~IEEE80211_F_DROPUNENC;
2862 case IEEE80211_IOC_WPAKEY:
2863 error = ieee80211_ioctl_setkey(vap, ireq);
2865 case IEEE80211_IOC_DELKEY:
2866 error = ieee80211_ioctl_delkey(vap, ireq);
2868 case IEEE80211_IOC_MLME:
2869 error = ieee80211_ioctl_setmlme(vap, ireq);
2871 case IEEE80211_IOC_COUNTERMEASURES:
2873 if ((vap->iv_flags & IEEE80211_F_WPA) == 0)
2875 vap->iv_flags |= IEEE80211_F_COUNTERM;
2877 vap->iv_flags &= ~IEEE80211_F_COUNTERM;
2880 case IEEE80211_IOC_WPA:
2881 if (ireq->i_val > 3)
2883 /* XXX verify ciphers available */
2884 flags = vap->iv_flags & ~IEEE80211_F_WPA;
2885 switch (ireq->i_val) {
2887 if (!(vap->iv_caps & IEEE80211_C_WPA1))
2889 flags |= IEEE80211_F_WPA1;
2892 if (!(vap->iv_caps & IEEE80211_C_WPA2))
2894 flags |= IEEE80211_F_WPA2;
2897 if ((vap->iv_caps & IEEE80211_C_WPA) != IEEE80211_C_WPA)
2899 flags |= IEEE80211_F_WPA1 | IEEE80211_F_WPA2;
2901 default: /* Can't set any -> error */
2904 vap->iv_flags = flags;
2905 error = ERESTART; /* NB: can change beacon frame */
2907 case IEEE80211_IOC_WME:
2909 if ((vap->iv_caps & IEEE80211_C_WME) == 0)
2911 ieee80211_syncflag(vap, IEEE80211_F_WME);
2913 ieee80211_syncflag(vap, -IEEE80211_F_WME);
2914 error = ERESTART; /* NB: can change beacon frame */
2916 case IEEE80211_IOC_HIDESSID:
2918 vap->iv_flags |= IEEE80211_F_HIDESSID;
2920 vap->iv_flags &= ~IEEE80211_F_HIDESSID;
2921 error = ERESTART; /* XXX ENETRESET? */
2923 case IEEE80211_IOC_APBRIDGE:
2924 if (ireq->i_val == 0)
2925 vap->iv_flags |= IEEE80211_F_NOBRIDGE;
2927 vap->iv_flags &= ~IEEE80211_F_NOBRIDGE;
2929 case IEEE80211_IOC_BSSID:
2930 if (ireq->i_len != sizeof(tmpbssid))
2932 error = copyin(ireq->i_data, tmpbssid, ireq->i_len);
2935 IEEE80211_ADDR_COPY(vap->iv_des_bssid, tmpbssid);
2936 if (IEEE80211_ADDR_EQ(vap->iv_des_bssid, zerobssid))
2937 vap->iv_flags &= ~IEEE80211_F_DESBSSID;
2939 vap->iv_flags |= IEEE80211_F_DESBSSID;
2942 case IEEE80211_IOC_CHANLIST:
2943 error = ieee80211_ioctl_setchanlist(vap, ireq);
2945 #define OLD_IEEE80211_IOC_SCAN_REQ 23
2946 #ifdef OLD_IEEE80211_IOC_SCAN_REQ
2947 case OLD_IEEE80211_IOC_SCAN_REQ:
2948 IEEE80211_DPRINTF(vap, IEEE80211_MSG_SCAN,
2949 "%s: active scan request\n", __func__);
2951 * If we are in INIT state then the driver has never
2952 * had a chance to setup hardware state to do a scan;
2953 * use the state machine to get us up the SCAN state.
2954 * Otherwise just invoke the scan machinery to start
2957 if (vap->iv_state == IEEE80211_S_INIT)
2958 ieee80211_new_state(vap, IEEE80211_S_SCAN, 0);
2960 (void) ieee80211_start_scan(vap,
2961 IEEE80211_SCAN_ACTIVE |
2962 IEEE80211_SCAN_NOPICK |
2963 IEEE80211_SCAN_ONCE,
2964 IEEE80211_SCAN_FOREVER, 0, 0,
2965 /* XXX use ioctl params */
2966 vap->iv_des_nssid, vap->iv_des_ssid);
2968 #endif /* OLD_IEEE80211_IOC_SCAN_REQ */
2969 case IEEE80211_IOC_SCAN_REQ:
2970 error = ieee80211_ioctl_scanreq(vap, ireq);
2972 case IEEE80211_IOC_SCAN_CANCEL:
2973 IEEE80211_DPRINTF(vap, IEEE80211_MSG_SCAN,
2974 "%s: cancel scan\n", __func__);
2975 ieee80211_cancel_scan(vap);
2977 case IEEE80211_IOC_HTCONF:
2978 if (ireq->i_val & 1)
2979 ieee80211_syncflag_ht(vap, IEEE80211_FHT_HT);
2981 ieee80211_syncflag_ht(vap, -IEEE80211_FHT_HT);
2982 if (ireq->i_val & 2)
2983 ieee80211_syncflag_ht(vap, IEEE80211_FHT_USEHT40);
2985 ieee80211_syncflag_ht(vap, -IEEE80211_FHT_USEHT40);
2988 case IEEE80211_IOC_ADDMAC:
2989 case IEEE80211_IOC_DELMAC:
2990 error = ieee80211_ioctl_macmac(vap, ireq);
2992 case IEEE80211_IOC_MACCMD:
2993 error = ieee80211_ioctl_setmaccmd(vap, ireq);
2995 case IEEE80211_IOC_STA_STATS:
2996 error = ieee80211_ioctl_setstastats(vap, ireq);
2998 case IEEE80211_IOC_STA_TXPOW:
2999 error = ieee80211_ioctl_setstatxpow(vap, ireq);
3001 case IEEE80211_IOC_WME_CWMIN: /* WME: CWmin */
3002 case IEEE80211_IOC_WME_CWMAX: /* WME: CWmax */
3003 case IEEE80211_IOC_WME_AIFS: /* WME: AIFS */
3004 case IEEE80211_IOC_WME_TXOPLIMIT: /* WME: txops limit */
3005 case IEEE80211_IOC_WME_ACM: /* WME: ACM (bss only) */
3006 case IEEE80211_IOC_WME_ACKPOLICY: /* WME: ACK policy (bss only) */
3007 error = ieee80211_ioctl_setwmeparam(vap, ireq);
3009 case IEEE80211_IOC_DTIM_PERIOD:
3010 if (vap->iv_opmode != IEEE80211_M_HOSTAP &&
3011 vap->iv_opmode != IEEE80211_M_MBSS &&
3012 vap->iv_opmode != IEEE80211_M_IBSS)
3014 if (IEEE80211_DTIM_MIN <= ireq->i_val &&
3015 ireq->i_val <= IEEE80211_DTIM_MAX) {
3016 vap->iv_dtim_period = ireq->i_val;
3017 error = ENETRESET; /* requires restart */
3021 case IEEE80211_IOC_BEACON_INTERVAL:
3022 if (vap->iv_opmode != IEEE80211_M_HOSTAP &&
3023 vap->iv_opmode != IEEE80211_M_MBSS &&
3024 vap->iv_opmode != IEEE80211_M_IBSS)
3026 if (IEEE80211_BINTVAL_MIN <= ireq->i_val &&
3027 ireq->i_val <= IEEE80211_BINTVAL_MAX) {
3028 ic->ic_bintval = ireq->i_val;
3029 error = ENETRESET; /* requires restart */
3033 case IEEE80211_IOC_PUREG:
3035 vap->iv_flags |= IEEE80211_F_PUREG;
3037 vap->iv_flags &= ~IEEE80211_F_PUREG;
3038 /* NB: reset only if we're operating on an 11g channel */
3042 case IEEE80211_IOC_QUIET:
3043 vap->iv_quiet= ireq->i_val;
3045 case IEEE80211_IOC_QUIET_COUNT:
3046 vap->iv_quiet_count=ireq->i_val;
3048 case IEEE80211_IOC_QUIET_PERIOD:
3049 vap->iv_quiet_period=ireq->i_val;
3051 case IEEE80211_IOC_QUIET_OFFSET:
3052 vap->iv_quiet_offset=ireq->i_val;
3054 case IEEE80211_IOC_QUIET_DUR:
3055 if(ireq->i_val < vap->iv_bss->ni_intval)
3056 vap->iv_quiet_duration = ireq->i_val;
3060 case IEEE80211_IOC_BGSCAN:
3062 if ((vap->iv_caps & IEEE80211_C_BGSCAN) == 0)
3064 vap->iv_flags |= IEEE80211_F_BGSCAN;
3066 vap->iv_flags &= ~IEEE80211_F_BGSCAN;
3068 case IEEE80211_IOC_BGSCAN_IDLE:
3069 if (ireq->i_val >= IEEE80211_BGSCAN_IDLE_MIN)
3070 vap->iv_bgscanidle = ireq->i_val*hz/1000;
3074 case IEEE80211_IOC_BGSCAN_INTERVAL:
3075 if (ireq->i_val >= IEEE80211_BGSCAN_INTVAL_MIN)
3076 vap->iv_bgscanintvl = ireq->i_val*hz;
3080 case IEEE80211_IOC_SCANVALID:
3081 if (ireq->i_val >= IEEE80211_SCAN_VALID_MIN)
3082 vap->iv_scanvalid = ireq->i_val*hz;
3086 case IEEE80211_IOC_FRAGTHRESHOLD:
3087 if ((vap->iv_caps & IEEE80211_C_TXFRAG) == 0 &&
3088 ireq->i_val != IEEE80211_FRAG_MAX)
3090 if (!(IEEE80211_FRAG_MIN <= ireq->i_val &&
3091 ireq->i_val <= IEEE80211_FRAG_MAX))
3093 vap->iv_fragthreshold = ireq->i_val;
3096 case IEEE80211_IOC_BURST:
3098 if ((vap->iv_caps & IEEE80211_C_BURST) == 0)
3100 ieee80211_syncflag(vap, IEEE80211_F_BURST);
3102 ieee80211_syncflag(vap, -IEEE80211_F_BURST);
3105 case IEEE80211_IOC_BMISSTHRESHOLD:
3106 if (!(IEEE80211_HWBMISS_MIN <= ireq->i_val &&
3107 ireq->i_val <= IEEE80211_HWBMISS_MAX))
3109 vap->iv_bmissthreshold = ireq->i_val;
3112 case IEEE80211_IOC_CURCHAN:
3113 error = ieee80211_ioctl_setcurchan(vap, ireq);
3115 case IEEE80211_IOC_SHORTGI:
3117 #define IEEE80211_HTCAP_SHORTGI \
3118 (IEEE80211_HTCAP_SHORTGI20 | IEEE80211_HTCAP_SHORTGI40)
3119 if (((ireq->i_val ^ vap->iv_htcaps) & IEEE80211_HTCAP_SHORTGI) != 0)
3121 if (ireq->i_val & IEEE80211_HTCAP_SHORTGI20)
3122 vap->iv_flags_ht |= IEEE80211_FHT_SHORTGI20;
3123 if (ireq->i_val & IEEE80211_HTCAP_SHORTGI40)
3124 vap->iv_flags_ht |= IEEE80211_FHT_SHORTGI40;
3125 #undef IEEE80211_HTCAP_SHORTGI
3128 ~(IEEE80211_FHT_SHORTGI20 | IEEE80211_FHT_SHORTGI40);
3131 case IEEE80211_IOC_AMPDU:
3132 if (ireq->i_val && (vap->iv_htcaps & IEEE80211_HTC_AMPDU) == 0)
3134 if (ireq->i_val & 1)
3135 vap->iv_flags_ht |= IEEE80211_FHT_AMPDU_TX;
3137 vap->iv_flags_ht &= ~IEEE80211_FHT_AMPDU_TX;
3138 if (ireq->i_val & 2)
3139 vap->iv_flags_ht |= IEEE80211_FHT_AMPDU_RX;
3141 vap->iv_flags_ht &= ~IEEE80211_FHT_AMPDU_RX;
3142 /* NB: reset only if we're operating on an 11n channel */
3146 case IEEE80211_IOC_AMPDU_LIMIT:
3147 if (!(IEEE80211_HTCAP_MAXRXAMPDU_8K <= ireq->i_val &&
3148 ireq->i_val <= IEEE80211_HTCAP_MAXRXAMPDU_64K))
3150 if (vap->iv_opmode == IEEE80211_M_HOSTAP)
3151 vap->iv_ampdu_rxmax = ireq->i_val;
3153 vap->iv_ampdu_limit = ireq->i_val;
3156 case IEEE80211_IOC_AMPDU_DENSITY:
3157 if (!(IEEE80211_HTCAP_MPDUDENSITY_NA <= ireq->i_val &&
3158 ireq->i_val <= IEEE80211_HTCAP_MPDUDENSITY_16))
3160 vap->iv_ampdu_density = ireq->i_val;
3163 case IEEE80211_IOC_AMSDU:
3164 if (ireq->i_val && (vap->iv_htcaps & IEEE80211_HTC_AMSDU) == 0)
3166 if (ireq->i_val & 1)
3167 vap->iv_flags_ht |= IEEE80211_FHT_AMSDU_TX;
3169 vap->iv_flags_ht &= ~IEEE80211_FHT_AMSDU_TX;
3170 if (ireq->i_val & 2)
3171 vap->iv_flags_ht |= IEEE80211_FHT_AMSDU_RX;
3173 vap->iv_flags_ht &= ~IEEE80211_FHT_AMSDU_RX;
3174 /* NB: reset only if we're operating on an 11n channel */
3178 case IEEE80211_IOC_AMSDU_LIMIT:
3180 vap->iv_amsdu_limit = ireq->i_val; /* XXX truncation? */
3182 case IEEE80211_IOC_PUREN:
3184 if ((vap->iv_flags_ht & IEEE80211_FHT_HT) == 0)
3186 vap->iv_flags_ht |= IEEE80211_FHT_PUREN;
3188 vap->iv_flags_ht &= ~IEEE80211_FHT_PUREN;
3189 /* NB: reset only if we're operating on an 11n channel */
3193 case IEEE80211_IOC_DOTH:
3196 /* XXX no capability */
3197 if ((vap->iv_caps & IEEE80211_C_DOTH) == 0)
3200 vap->iv_flags |= IEEE80211_F_DOTH;
3202 vap->iv_flags &= ~IEEE80211_F_DOTH;
3205 case IEEE80211_IOC_REGDOMAIN:
3206 error = ieee80211_ioctl_setregdomain(vap, ireq);
3208 case IEEE80211_IOC_ROAM:
3209 error = ieee80211_ioctl_setroam(vap, ireq);
3211 case IEEE80211_IOC_TXPARAMS:
3212 error = ieee80211_ioctl_settxparams(vap, ireq);
3214 case IEEE80211_IOC_HTCOMPAT:
3216 if ((vap->iv_flags_ht & IEEE80211_FHT_HT) == 0)
3218 vap->iv_flags_ht |= IEEE80211_FHT_HTCOMPAT;
3220 vap->iv_flags_ht &= ~IEEE80211_FHT_HTCOMPAT;
3221 /* NB: reset only if we're operating on an 11n channel */
3225 case IEEE80211_IOC_DWDS:
3227 /* NB: DWDS only makes sense for WDS-capable devices */
3228 if ((ic->ic_caps & IEEE80211_C_WDS) == 0)
3230 /* NB: DWDS is used only with ap+sta vaps */
3231 if (vap->iv_opmode != IEEE80211_M_HOSTAP &&
3232 vap->iv_opmode != IEEE80211_M_STA)
3234 vap->iv_flags |= IEEE80211_F_DWDS;
3235 if (vap->iv_opmode == IEEE80211_M_STA)
3236 vap->iv_flags_ext |= IEEE80211_FEXT_4ADDR;
3238 vap->iv_flags &= ~IEEE80211_F_DWDS;
3239 if (vap->iv_opmode == IEEE80211_M_STA)
3240 vap->iv_flags_ext &= ~IEEE80211_FEXT_4ADDR;
3243 case IEEE80211_IOC_INACTIVITY:
3245 vap->iv_flags_ext |= IEEE80211_FEXT_INACT;
3247 vap->iv_flags_ext &= ~IEEE80211_FEXT_INACT;
3249 case IEEE80211_IOC_APPIE:
3250 error = ieee80211_ioctl_setappie(vap, ireq);
3252 case IEEE80211_IOC_WPS:
3254 if ((vap->iv_caps & IEEE80211_C_WPA) == 0)
3256 vap->iv_flags_ext |= IEEE80211_FEXT_WPS;
3258 vap->iv_flags_ext &= ~IEEE80211_FEXT_WPS;
3260 case IEEE80211_IOC_TSN:
3262 if ((vap->iv_caps & IEEE80211_C_WPA) == 0)
3264 vap->iv_flags_ext |= IEEE80211_FEXT_TSN;
3266 vap->iv_flags_ext &= ~IEEE80211_FEXT_TSN;
3268 case IEEE80211_IOC_CHANSWITCH:
3269 error = ieee80211_ioctl_chanswitch(vap, ireq);
3271 case IEEE80211_IOC_DFS:
3273 if ((vap->iv_caps & IEEE80211_C_DFS) == 0)
3275 /* NB: DFS requires 11h support */
3276 if ((vap->iv_flags & IEEE80211_F_DOTH) == 0)
3278 vap->iv_flags_ext |= IEEE80211_FEXT_DFS;
3280 vap->iv_flags_ext &= ~IEEE80211_FEXT_DFS;
3282 case IEEE80211_IOC_DOTD:
3284 vap->iv_flags_ext |= IEEE80211_FEXT_DOTD;
3286 vap->iv_flags_ext &= ~IEEE80211_FEXT_DOTD;
3287 if (vap->iv_opmode == IEEE80211_M_STA)
3290 case IEEE80211_IOC_HTPROTMODE:
3291 if (ireq->i_val > IEEE80211_PROT_RTSCTS)
3293 ic->ic_htprotmode = ireq->i_val ?
3294 IEEE80211_PROT_RTSCTS : IEEE80211_PROT_NONE;
3295 /* NB: if not operating in 11n this can wait */
3299 case IEEE80211_IOC_STA_VLAN:
3300 error = ieee80211_ioctl_setstavlan(vap, ireq);
3302 case IEEE80211_IOC_SMPS:
3303 if ((ireq->i_val &~ IEEE80211_HTCAP_SMPS) != 0 ||
3304 ireq->i_val == 0x0008) /* value of 2 is reserved */
3306 if (ireq->i_val != IEEE80211_HTCAP_SMPS_OFF &&
3307 (vap->iv_htcaps & IEEE80211_HTC_SMPS) == 0)
3309 vap->iv_htcaps = (vap->iv_htcaps &~ IEEE80211_HTCAP_SMPS) |
3311 /* NB: if not operating in 11n this can wait */
3315 case IEEE80211_IOC_RIFS:
3316 if (ireq->i_val != 0) {
3317 if ((vap->iv_htcaps & IEEE80211_HTC_RIFS) == 0)
3319 vap->iv_flags_ht |= IEEE80211_FHT_RIFS;
3321 vap->iv_flags_ht &= ~IEEE80211_FHT_RIFS;
3322 /* NB: if not operating in 11n this can wait */
3327 error = ieee80211_ioctl_setdefault(vap, ireq);
3331 * The convention is that ENETRESET means an operation
3332 * requires a complete re-initialization of the device (e.g.
3333 * changing something that affects the association state).
3334 * ERESTART means the request may be handled with only a
3335 * reload of the hardware state. We hand ERESTART requests
3336 * to the iv_reset callback so the driver can decide. If
3337 * a device does not fillin iv_reset then it defaults to one
3338 * that returns ENETRESET. Otherwise a driver may return
3339 * ENETRESET (in which case a full reset will be done) or
3340 * 0 to mean there's no need to do anything (e.g. when the
3341 * change has no effect on the driver/device).
3343 if (error == ERESTART)
3344 error = IFNET_IS_UP_RUNNING(vap->iv_ifp) ?
3345 vap->iv_reset(vap, ireq->i_type) : 0;
3346 if (error == ENETRESET) {
3347 /* XXX need to re-think AUTO handling */
3348 if (IS_UP_AUTO(vap))
3349 ieee80211_init(vap);
3356 * Rebuild the parent's multicast address list after an add/del
3357 * of a multicast address for a vap. We have no way to tell
3358 * what happened above to optimize the work so we purge the entire
3359 * list and rebuild from scratch. This is way expensive.
3360 * Note also the half-baked workaround for if_addmulti calling
3361 * back to the parent device; there's no way to insert mcast
3362 * entries quietly and/or cheaply.
3365 ieee80211_ioctl_updatemulti(struct ieee80211com *ic)
3367 struct ifnet *parent = ic->ic_ifp;
3368 struct ieee80211vap *vap;
3372 if_delallmulti(parent);
3373 ioctl = parent->if_ioctl; /* XXX WAR if_allmulti */
3374 parent->if_ioctl = NULL;
3375 TAILQ_FOREACH(vap, &ic->ic_vaps, iv_next) {
3376 struct ifnet *ifp = vap->iv_ifp;
3377 struct ifmultiaddr *ifma;
3379 TAILQ_FOREACH(ifma, &ifp->if_multiaddrs, ifma_link) {
3380 if (ifma->ifma_addr->sa_family != AF_LINK)
3382 (void) if_addmulti(parent, ifma->ifma_addr, NULL);
3385 parent->if_ioctl = ioctl;
3386 ieee80211_runtask(ic, &ic->ic_mcast_task);
3387 IEEE80211_UNLOCK(ic);
3391 ieee80211_ioctl(struct ifnet *ifp, u_long cmd, caddr_t data)
3393 struct ieee80211vap *vap = ifp->if_softc;
3394 struct ieee80211com *ic = vap->iv_ic;
3397 struct ifaddr *ifa; /* XXX */
3402 ieee80211_syncifflag_locked(ic, IFF_PROMISC);
3403 ieee80211_syncifflag_locked(ic, IFF_ALLMULTI);
3404 if (ifp->if_flags & IFF_UP) {
3406 * Bring ourself up unless we're already operational.
3407 * If we're the first vap and the parent is not up
3408 * then it will automatically be brought up as a
3409 * side-effect of bringing ourself up.
3411 if (vap->iv_state == IEEE80211_S_INIT)
3412 ieee80211_start_locked(vap);
3413 } else if (ifp->if_drv_flags & IFF_DRV_RUNNING) {
3415 * Stop ourself. If we are the last vap to be
3416 * marked down the parent will also be taken down.
3418 ieee80211_stop_locked(vap);
3420 IEEE80211_UNLOCK(ic);
3421 /* Wait for parent ioctl handler if it was queued */
3422 ieee80211_waitfor_parent(ic);
3426 ieee80211_ioctl_updatemulti(ic);
3430 ifr = (struct ifreq *)data;
3431 error = ifmedia_ioctl(ifp, ifr, &vap->iv_media, cmd);
3434 error = ieee80211_ioctl_get80211(vap, cmd,
3435 (struct ieee80211req *) data);
3438 error = priv_check(curthread, PRIV_NET80211_MANAGE);
3440 error = ieee80211_ioctl_set80211(vap, cmd,
3441 (struct ieee80211req *) data);
3443 case SIOCG80211STATS:
3444 ifr = (struct ifreq *)data;
3445 copyout(&vap->iv_stats, ifr->ifr_data, sizeof (vap->iv_stats));
3448 ifr = (struct ifreq *)data;
3449 if (!(IEEE80211_MTU_MIN <= ifr->ifr_mtu &&
3450 ifr->ifr_mtu <= IEEE80211_MTU_MAX))
3453 ifp->if_mtu = ifr->ifr_mtu;
3457 * XXX Handle this directly so we can supress if_init calls.
3458 * XXX This should be done in ether_ioctl but for the moment
3459 * XXX there are too many other parts of the system that
3460 * XXX set IFF_UP and so supress if_init being called when
3463 ifa = (struct ifaddr *) data;
3464 switch (ifa->ifa_addr->sa_family) {
3467 if ((ifp->if_flags & IFF_UP) == 0) {
3468 ifp->if_flags |= IFF_UP;
3469 ifp->if_init(ifp->if_softc);
3471 arp_ifinit(ifp, ifa);
3476 * XXX - This code is probably wrong,
3477 * but has been copied many times.
3480 struct ipx_addr *ina = &(IA_SIPX(ifa)->sipx_addr);
3482 if (ipx_nullhost(*ina))
3483 ina->x_host = *(union ipx_host *)
3486 bcopy((caddr_t) ina->x_host.c_host,
3487 (caddr_t) IF_LLADDR(ifp),
3493 if ((ifp->if_flags & IFF_UP) == 0) {
3494 ifp->if_flags |= IFF_UP;
3495 ifp->if_init(ifp->if_softc);
3500 /* Pass NDIS ioctls up to the driver */
3503 case SIOCGPRIVATE_0: {
3504 struct ifnet *parent = vap->iv_ic->ic_ifp;
3505 error = parent->if_ioctl(parent, cmd, data);
3509 error = ether_ioctl(ifp, cmd, data);