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)
37 #include <sys/endian.h>
38 #include <sys/param.h>
39 #include <sys/kernel.h>
41 #include <sys/socket.h>
42 #include <sys/sockio.h>
43 #include <sys/systm.h>
46 #include <net/if_var.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>
56 #include <net80211/ieee80211_var.h>
57 #include <net80211/ieee80211_ioctl.h>
58 #include <net80211/ieee80211_regdomain.h>
59 #include <net80211/ieee80211_input.h>
61 #define IS_UP_AUTO(_vap) \
62 (IFNET_IS_UP_RUNNING((_vap)->iv_ifp) && \
63 (_vap)->iv_roaming == IEEE80211_ROAMING_AUTO)
65 static const uint8_t zerobssid[IEEE80211_ADDR_LEN];
66 static struct ieee80211_channel *findchannel(struct ieee80211com *,
68 static int ieee80211_scanreq(struct ieee80211vap *,
69 struct ieee80211_scan_req *);
72 ieee80211_ioctl_getkey(struct ieee80211vap *vap, struct ieee80211req *ireq)
74 struct ieee80211com *ic = vap->iv_ic;
75 struct ieee80211_node *ni;
76 struct ieee80211req_key ik;
77 struct ieee80211_key *wk;
78 const struct ieee80211_cipher *cip;
82 if (ireq->i_len != sizeof(ik))
84 error = copyin(ireq->i_data, &ik, sizeof(ik));
88 if (kid == IEEE80211_KEYIX_NONE) {
89 ni = ieee80211_find_vap_node(&ic->ic_sta, vap, ik.ik_macaddr);
92 wk = &ni->ni_ucastkey;
94 if (kid >= IEEE80211_WEP_NKID)
96 wk = &vap->iv_nw_keys[kid];
97 IEEE80211_ADDR_COPY(&ik.ik_macaddr, vap->iv_bss->ni_macaddr);
101 ik.ik_type = cip->ic_cipher;
102 ik.ik_keylen = wk->wk_keylen;
103 ik.ik_flags = wk->wk_flags & (IEEE80211_KEY_XMIT | IEEE80211_KEY_RECV);
104 if (wk->wk_keyix == vap->iv_def_txkey)
105 ik.ik_flags |= IEEE80211_KEY_DEFAULT;
106 if (priv_check(curthread, PRIV_NET80211_GETKEY) == 0) {
107 /* NB: only root can read key data */
108 ik.ik_keyrsc = wk->wk_keyrsc[IEEE80211_NONQOS_TID];
109 ik.ik_keytsc = wk->wk_keytsc;
110 memcpy(ik.ik_keydata, wk->wk_key, wk->wk_keylen);
111 if (cip->ic_cipher == IEEE80211_CIPHER_TKIP) {
112 memcpy(ik.ik_keydata+wk->wk_keylen,
113 wk->wk_key + IEEE80211_KEYBUF_SIZE,
114 IEEE80211_MICBUF_SIZE);
115 ik.ik_keylen += IEEE80211_MICBUF_SIZE;
120 memset(ik.ik_keydata, 0, sizeof(ik.ik_keydata));
123 ieee80211_free_node(ni);
124 return copyout(&ik, ireq->i_data, sizeof(ik));
127 static __noinline int
128 ieee80211_ioctl_getchanlist(struct ieee80211vap *vap, struct ieee80211req *ireq)
130 struct ieee80211com *ic = vap->iv_ic;
132 if (sizeof(ic->ic_chan_active) < ireq->i_len)
133 ireq->i_len = sizeof(ic->ic_chan_active);
134 return copyout(&ic->ic_chan_active, ireq->i_data, ireq->i_len);
137 static __noinline int
138 ieee80211_ioctl_getchaninfo(struct ieee80211vap *vap, struct ieee80211req *ireq)
140 struct ieee80211com *ic = vap->iv_ic;
143 space = __offsetof(struct ieee80211req_chaninfo,
144 ic_chans[ic->ic_nchans]);
145 if (space > ireq->i_len)
147 /* XXX assumes compatible layout */
148 return copyout(&ic->ic_nchans, ireq->i_data, space);
151 static __noinline int
152 ieee80211_ioctl_getwpaie(struct ieee80211vap *vap,
153 struct ieee80211req *ireq, int req)
155 struct ieee80211_node *ni;
156 struct ieee80211req_wpaie2 wpaie;
159 if (ireq->i_len < IEEE80211_ADDR_LEN)
161 error = copyin(ireq->i_data, wpaie.wpa_macaddr, IEEE80211_ADDR_LEN);
164 ni = ieee80211_find_vap_node(&vap->iv_ic->ic_sta, vap, wpaie.wpa_macaddr);
167 memset(wpaie.wpa_ie, 0, sizeof(wpaie.wpa_ie));
168 if (ni->ni_ies.wpa_ie != NULL) {
169 int ielen = ni->ni_ies.wpa_ie[1] + 2;
170 if (ielen > sizeof(wpaie.wpa_ie))
171 ielen = sizeof(wpaie.wpa_ie);
172 memcpy(wpaie.wpa_ie, ni->ni_ies.wpa_ie, ielen);
174 if (req == IEEE80211_IOC_WPAIE2) {
175 memset(wpaie.rsn_ie, 0, sizeof(wpaie.rsn_ie));
176 if (ni->ni_ies.rsn_ie != NULL) {
177 int ielen = ni->ni_ies.rsn_ie[1] + 2;
178 if (ielen > sizeof(wpaie.rsn_ie))
179 ielen = sizeof(wpaie.rsn_ie);
180 memcpy(wpaie.rsn_ie, ni->ni_ies.rsn_ie, ielen);
182 if (ireq->i_len > sizeof(struct ieee80211req_wpaie2))
183 ireq->i_len = sizeof(struct ieee80211req_wpaie2);
185 /* compatibility op, may overwrite wpa ie */
186 /* XXX check ic_flags? */
187 if (ni->ni_ies.rsn_ie != NULL) {
188 int ielen = ni->ni_ies.rsn_ie[1] + 2;
189 if (ielen > sizeof(wpaie.wpa_ie))
190 ielen = sizeof(wpaie.wpa_ie);
191 memcpy(wpaie.wpa_ie, ni->ni_ies.rsn_ie, ielen);
193 if (ireq->i_len > sizeof(struct ieee80211req_wpaie))
194 ireq->i_len = sizeof(struct ieee80211req_wpaie);
196 ieee80211_free_node(ni);
197 return copyout(&wpaie, ireq->i_data, ireq->i_len);
200 static __noinline int
201 ieee80211_ioctl_getstastats(struct ieee80211vap *vap, struct ieee80211req *ireq)
203 struct ieee80211_node *ni;
204 uint8_t macaddr[IEEE80211_ADDR_LEN];
205 const size_t off = __offsetof(struct ieee80211req_sta_stats, is_stats);
208 if (ireq->i_len < off)
210 error = copyin(ireq->i_data, macaddr, IEEE80211_ADDR_LEN);
213 ni = ieee80211_find_vap_node(&vap->iv_ic->ic_sta, vap, macaddr);
216 if (ireq->i_len > sizeof(struct ieee80211req_sta_stats))
217 ireq->i_len = sizeof(struct ieee80211req_sta_stats);
218 /* NB: copy out only the statistics */
219 error = copyout(&ni->ni_stats, (uint8_t *) ireq->i_data + off,
221 ieee80211_free_node(ni);
226 struct ieee80211req_scan_result *sr;
231 scan_space(const struct ieee80211_scan_entry *se, int *ielen)
235 *ielen = se->se_ies.len;
237 * NB: ie's can be no more than 255 bytes and the max 802.11
238 * packet is <3Kbytes so we are sure this doesn't overflow
239 * 16-bits; if this is a concern we can drop the ie's.
241 len = sizeof(struct ieee80211req_scan_result) + se->se_ssid[1] +
242 se->se_meshid[1] + *ielen;
243 return roundup(len, sizeof(uint32_t));
247 get_scan_space(void *arg, const struct ieee80211_scan_entry *se)
249 struct scanreq *req = arg;
252 req->space += scan_space(se, &ielen);
255 static __noinline void
256 get_scan_result(void *arg, const struct ieee80211_scan_entry *se)
258 struct scanreq *req = arg;
259 struct ieee80211req_scan_result *sr;
260 int ielen, len, nr, nxr;
263 len = scan_space(se, &ielen);
264 if (len > req->space)
268 KASSERT(len <= 65535 && ielen <= 65535,
269 ("len %u ssid %u ie %u", len, se->se_ssid[1], ielen));
271 sr->isr_ie_off = sizeof(struct ieee80211req_scan_result);
272 sr->isr_ie_len = ielen;
273 sr->isr_freq = se->se_chan->ic_freq;
274 sr->isr_flags = se->se_chan->ic_flags;
275 sr->isr_rssi = se->se_rssi;
276 sr->isr_noise = se->se_noise;
277 sr->isr_intval = se->se_intval;
278 sr->isr_capinfo = se->se_capinfo;
279 sr->isr_erp = se->se_erp;
280 IEEE80211_ADDR_COPY(sr->isr_bssid, se->se_bssid);
281 nr = min(se->se_rates[1], IEEE80211_RATE_MAXSIZE);
282 memcpy(sr->isr_rates, se->se_rates+2, nr);
283 nxr = min(se->se_xrates[1], IEEE80211_RATE_MAXSIZE - nr);
284 memcpy(sr->isr_rates+nr, se->se_xrates+2, nxr);
285 sr->isr_nrates = nr + nxr;
288 sr->isr_ssid_len = se->se_ssid[1];
289 cp = ((uint8_t *)sr) + sr->isr_ie_off;
290 memcpy(cp, se->se_ssid+2, sr->isr_ssid_len);
293 cp += sr->isr_ssid_len;
294 sr->isr_meshid_len = se->se_meshid[1];
295 memcpy(cp, se->se_meshid+2, sr->isr_meshid_len);
296 cp += sr->isr_meshid_len;
299 memcpy(cp, se->se_ies.data, ielen);
302 req->sr = (struct ieee80211req_scan_result *)(((uint8_t *)sr) + len);
305 static __noinline int
306 ieee80211_ioctl_getscanresults(struct ieee80211vap *vap,
307 struct ieee80211req *ireq)
312 if (ireq->i_len < sizeof(struct scanreq))
317 ieee80211_scan_iterate(vap, get_scan_space, &req);
318 if (req.space > ireq->i_len)
319 req.space = ireq->i_len;
325 /* XXX M_WAITOK after driver lock released */
326 p = malloc(space, M_TEMP, M_NOWAIT | M_ZERO);
330 ieee80211_scan_iterate(vap, get_scan_result, &req);
331 ireq->i_len = space - req.space;
332 error = copyout(p, ireq->i_data, ireq->i_len);
341 struct ieee80211vap *vap;
342 struct ieee80211req_sta_info *si;
347 sta_space(const struct ieee80211_node *ni, size_t *ielen)
349 *ielen = ni->ni_ies.len;
350 return roundup(sizeof(struct ieee80211req_sta_info) + *ielen,
355 get_sta_space(void *arg, struct ieee80211_node *ni)
357 struct stainforeq *req = arg;
360 if (req->vap != ni->ni_vap)
362 if (ni->ni_vap->iv_opmode == IEEE80211_M_HOSTAP &&
363 ni->ni_associd == 0) /* only associated stations */
365 req->space += sta_space(ni, &ielen);
368 static __noinline void
369 get_sta_info(void *arg, struct ieee80211_node *ni)
371 struct stainforeq *req = arg;
372 struct ieee80211vap *vap = ni->ni_vap;
373 struct ieee80211req_sta_info *si;
377 if (req->vap != ni->ni_vap)
379 if (vap->iv_opmode == IEEE80211_M_HOSTAP &&
380 ni->ni_associd == 0) /* only associated stations */
382 if (ni->ni_chan == IEEE80211_CHAN_ANYC) /* XXX bogus entry */
384 len = sta_space(ni, &ielen);
385 if (len > req->space)
389 si->isi_ie_off = sizeof(struct ieee80211req_sta_info);
390 si->isi_ie_len = ielen;
391 si->isi_freq = ni->ni_chan->ic_freq;
392 si->isi_flags = ni->ni_chan->ic_flags;
393 si->isi_state = ni->ni_flags;
394 si->isi_authmode = ni->ni_authmode;
395 vap->iv_ic->ic_node_getsignal(ni, &si->isi_rssi, &si->isi_noise);
396 vap->iv_ic->ic_node_getmimoinfo(ni, &si->isi_mimo);
397 si->isi_capinfo = ni->ni_capinfo;
398 si->isi_erp = ni->ni_erp;
399 IEEE80211_ADDR_COPY(si->isi_macaddr, ni->ni_macaddr);
400 si->isi_nrates = ni->ni_rates.rs_nrates;
401 if (si->isi_nrates > 15)
403 memcpy(si->isi_rates, ni->ni_rates.rs_rates, si->isi_nrates);
404 si->isi_txrate = ni->ni_txrate;
405 if (si->isi_txrate & IEEE80211_RATE_MCS) {
406 const struct ieee80211_mcs_rates *mcs =
407 &ieee80211_htrates[ni->ni_txrate &~ IEEE80211_RATE_MCS];
408 if (IEEE80211_IS_CHAN_HT40(ni->ni_chan)) {
409 if (ni->ni_flags & IEEE80211_NODE_SGI40)
410 si->isi_txmbps = mcs->ht40_rate_800ns;
412 si->isi_txmbps = mcs->ht40_rate_400ns;
414 if (ni->ni_flags & IEEE80211_NODE_SGI20)
415 si->isi_txmbps = mcs->ht20_rate_800ns;
417 si->isi_txmbps = mcs->ht20_rate_400ns;
420 si->isi_txmbps = si->isi_txrate;
421 si->isi_associd = ni->ni_associd;
422 si->isi_txpower = ni->ni_txpower;
423 si->isi_vlan = ni->ni_vlan;
424 if (ni->ni_flags & IEEE80211_NODE_QOS) {
425 memcpy(si->isi_txseqs, ni->ni_txseqs, sizeof(ni->ni_txseqs));
426 memcpy(si->isi_rxseqs, ni->ni_rxseqs, sizeof(ni->ni_rxseqs));
428 si->isi_txseqs[0] = ni->ni_txseqs[IEEE80211_NONQOS_TID];
429 si->isi_rxseqs[0] = ni->ni_rxseqs[IEEE80211_NONQOS_TID];
431 /* NB: leave all cases in case we relax ni_associd == 0 check */
432 if (ieee80211_node_is_authorized(ni))
433 si->isi_inact = vap->iv_inact_run;
434 else if (ni->ni_associd != 0 ||
435 (vap->iv_opmode == IEEE80211_M_WDS &&
436 (vap->iv_flags_ext & IEEE80211_FEXT_WDSLEGACY)))
437 si->isi_inact = vap->iv_inact_auth;
439 si->isi_inact = vap->iv_inact_init;
440 si->isi_inact = (si->isi_inact - ni->ni_inact) * IEEE80211_INACT_WAIT;
441 si->isi_localid = ni->ni_mllid;
442 si->isi_peerid = ni->ni_mlpid;
443 si->isi_peerstate = ni->ni_mlstate;
446 cp = ((uint8_t *)si) + si->isi_ie_off;
447 memcpy(cp, ni->ni_ies.data, ielen);
450 req->si = (struct ieee80211req_sta_info *)(((uint8_t *)si) + len);
454 static __noinline int
455 getstainfo_common(struct ieee80211vap *vap, struct ieee80211req *ireq,
456 struct ieee80211_node *ni, size_t off)
458 struct ieee80211com *ic = vap->iv_ic;
459 struct stainforeq req;
468 ieee80211_iterate_nodes(&ic->ic_sta, get_sta_space, &req);
470 get_sta_space(&req, ni);
471 if (req.space > ireq->i_len)
472 req.space = ireq->i_len;
475 /* XXX M_WAITOK after driver lock released */
476 p = malloc(space, M_TEMP, M_NOWAIT | M_ZERO);
483 ieee80211_iterate_nodes(&ic->ic_sta, get_sta_info, &req);
485 get_sta_info(&req, ni);
486 ireq->i_len = space - req.space;
487 error = copyout(p, (uint8_t *) ireq->i_data+off, ireq->i_len);
493 ieee80211_free_node(ni);
497 static __noinline int
498 ieee80211_ioctl_getstainfo(struct ieee80211vap *vap, struct ieee80211req *ireq)
500 uint8_t macaddr[IEEE80211_ADDR_LEN];
501 const size_t off = __offsetof(struct ieee80211req_sta_req, info);
502 struct ieee80211_node *ni;
505 if (ireq->i_len < sizeof(struct ieee80211req_sta_req))
507 error = copyin(ireq->i_data, macaddr, IEEE80211_ADDR_LEN);
510 if (IEEE80211_ADDR_EQ(macaddr, vap->iv_ifp->if_broadcastaddr)) {
513 ni = ieee80211_find_vap_node(&vap->iv_ic->ic_sta, vap, macaddr);
517 return getstainfo_common(vap, ireq, ni, off);
520 static __noinline int
521 ieee80211_ioctl_getstatxpow(struct ieee80211vap *vap, struct ieee80211req *ireq)
523 struct ieee80211_node *ni;
524 struct ieee80211req_sta_txpow txpow;
527 if (ireq->i_len != sizeof(txpow))
529 error = copyin(ireq->i_data, &txpow, sizeof(txpow));
532 ni = ieee80211_find_vap_node(&vap->iv_ic->ic_sta, vap, txpow.it_macaddr);
535 txpow.it_txpow = ni->ni_txpower;
536 error = copyout(&txpow, ireq->i_data, sizeof(txpow));
537 ieee80211_free_node(ni);
541 static __noinline int
542 ieee80211_ioctl_getwmeparam(struct ieee80211vap *vap, struct ieee80211req *ireq)
544 struct ieee80211com *ic = vap->iv_ic;
545 struct ieee80211_wme_state *wme = &ic->ic_wme;
546 struct wmeParams *wmep;
549 if ((ic->ic_caps & IEEE80211_C_WME) == 0)
552 ac = (ireq->i_len & IEEE80211_WMEPARAM_VAL);
553 if (ac >= WME_NUM_AC)
555 if (ireq->i_len & IEEE80211_WMEPARAM_BSS)
556 wmep = &wme->wme_wmeBssChanParams.cap_wmeParams[ac];
558 wmep = &wme->wme_wmeChanParams.cap_wmeParams[ac];
559 switch (ireq->i_type) {
560 case IEEE80211_IOC_WME_CWMIN: /* WME: CWmin */
561 ireq->i_val = wmep->wmep_logcwmin;
563 case IEEE80211_IOC_WME_CWMAX: /* WME: CWmax */
564 ireq->i_val = wmep->wmep_logcwmax;
566 case IEEE80211_IOC_WME_AIFS: /* WME: AIFS */
567 ireq->i_val = wmep->wmep_aifsn;
569 case IEEE80211_IOC_WME_TXOPLIMIT: /* WME: txops limit */
570 ireq->i_val = wmep->wmep_txopLimit;
572 case IEEE80211_IOC_WME_ACM: /* WME: ACM (bss only) */
573 wmep = &wme->wme_wmeBssChanParams.cap_wmeParams[ac];
574 ireq->i_val = wmep->wmep_acm;
576 case IEEE80211_IOC_WME_ACKPOLICY: /* WME: ACK policy (!bss only)*/
577 wmep = &wme->wme_wmeChanParams.cap_wmeParams[ac];
578 ireq->i_val = !wmep->wmep_noackPolicy;
584 static __noinline int
585 ieee80211_ioctl_getmaccmd(struct ieee80211vap *vap, struct ieee80211req *ireq)
587 const struct ieee80211_aclator *acl = vap->iv_acl;
589 return (acl == NULL ? EINVAL : acl->iac_getioctl(vap, ireq));
592 static __noinline int
593 ieee80211_ioctl_getcurchan(struct ieee80211vap *vap, struct ieee80211req *ireq)
595 struct ieee80211com *ic = vap->iv_ic;
596 struct ieee80211_channel *c;
598 if (ireq->i_len != sizeof(struct ieee80211_channel))
601 * vap's may have different operating channels when HT is
602 * in use. When in RUN state report the vap-specific channel.
603 * Otherwise return curchan.
605 if (vap->iv_state == IEEE80211_S_RUN || vap->iv_state == IEEE80211_S_SLEEP)
606 c = vap->iv_bss->ni_chan;
609 return copyout(c, ireq->i_data, sizeof(*c));
613 getappie(const struct ieee80211_appie *aie, struct ieee80211req *ireq)
617 /* NB: truncate, caller can check length */
618 if (ireq->i_len > aie->ie_len)
619 ireq->i_len = aie->ie_len;
620 return copyout(aie->ie_data, ireq->i_data, ireq->i_len);
624 ieee80211_ioctl_getappie(struct ieee80211vap *vap, struct ieee80211req *ireq)
628 fc0 = ireq->i_val & 0xff;
629 if ((fc0 & IEEE80211_FC0_TYPE_MASK) != IEEE80211_FC0_TYPE_MGT)
631 /* NB: could check iv_opmode and reject but hardly worth the effort */
632 switch (fc0 & IEEE80211_FC0_SUBTYPE_MASK) {
633 case IEEE80211_FC0_SUBTYPE_BEACON:
634 return getappie(vap->iv_appie_beacon, ireq);
635 case IEEE80211_FC0_SUBTYPE_PROBE_RESP:
636 return getappie(vap->iv_appie_proberesp, ireq);
637 case IEEE80211_FC0_SUBTYPE_ASSOC_RESP:
638 return getappie(vap->iv_appie_assocresp, ireq);
639 case IEEE80211_FC0_SUBTYPE_PROBE_REQ:
640 return getappie(vap->iv_appie_probereq, ireq);
641 case IEEE80211_FC0_SUBTYPE_ASSOC_REQ:
642 return getappie(vap->iv_appie_assocreq, ireq);
643 case IEEE80211_FC0_SUBTYPE_BEACON|IEEE80211_FC0_SUBTYPE_PROBE_RESP:
644 return getappie(vap->iv_appie_wpa, ireq);
649 static __noinline int
650 ieee80211_ioctl_getregdomain(struct ieee80211vap *vap,
651 const struct ieee80211req *ireq)
653 struct ieee80211com *ic = vap->iv_ic;
655 if (ireq->i_len != sizeof(ic->ic_regdomain))
657 return copyout(&ic->ic_regdomain, ireq->i_data,
658 sizeof(ic->ic_regdomain));
661 static __noinline int
662 ieee80211_ioctl_getroam(struct ieee80211vap *vap,
663 const struct ieee80211req *ireq)
665 size_t len = ireq->i_len;
666 /* NB: accept short requests for backwards compat */
667 if (len > sizeof(vap->iv_roamparms))
668 len = sizeof(vap->iv_roamparms);
669 return copyout(vap->iv_roamparms, ireq->i_data, len);
672 static __noinline int
673 ieee80211_ioctl_gettxparams(struct ieee80211vap *vap,
674 const struct ieee80211req *ireq)
676 size_t len = ireq->i_len;
677 /* NB: accept short requests for backwards compat */
678 if (len > sizeof(vap->iv_txparms))
679 len = sizeof(vap->iv_txparms);
680 return copyout(vap->iv_txparms, ireq->i_data, len);
683 static __noinline int
684 ieee80211_ioctl_getdevcaps(struct ieee80211com *ic,
685 const struct ieee80211req *ireq)
687 struct ieee80211_devcaps_req *dc;
688 struct ieee80211req_chaninfo *ci;
691 maxchans = 1 + ((ireq->i_len - sizeof(struct ieee80211_devcaps_req)) /
692 sizeof(struct ieee80211_channel));
693 /* NB: require 1 so we know ic_nchans is accessible */
696 /* constrain max request size, 2K channels is ~24Kbytes */
699 dc = (struct ieee80211_devcaps_req *)
700 malloc(IEEE80211_DEVCAPS_SIZE(maxchans), M_TEMP, M_NOWAIT | M_ZERO);
703 dc->dc_drivercaps = ic->ic_caps;
704 dc->dc_cryptocaps = ic->ic_cryptocaps;
705 dc->dc_htcaps = ic->ic_htcaps;
706 ci = &dc->dc_chaninfo;
707 ic->ic_getradiocaps(ic, maxchans, &ci->ic_nchans, ci->ic_chans);
708 KASSERT(ci->ic_nchans <= maxchans,
709 ("nchans %d maxchans %d", ci->ic_nchans, maxchans));
710 ieee80211_sort_channels(ci->ic_chans, ci->ic_nchans);
711 error = copyout(dc, ireq->i_data, IEEE80211_DEVCAPS_SPACE(dc));
716 static __noinline int
717 ieee80211_ioctl_getstavlan(struct ieee80211vap *vap, struct ieee80211req *ireq)
719 struct ieee80211_node *ni;
720 struct ieee80211req_sta_vlan vlan;
723 if (ireq->i_len != sizeof(vlan))
725 error = copyin(ireq->i_data, &vlan, sizeof(vlan));
728 if (!IEEE80211_ADDR_EQ(vlan.sv_macaddr, zerobssid)) {
729 ni = ieee80211_find_vap_node(&vap->iv_ic->ic_sta, vap,
734 ni = ieee80211_ref_node(vap->iv_bss);
735 vlan.sv_vlan = ni->ni_vlan;
736 error = copyout(&vlan, ireq->i_data, sizeof(vlan));
737 ieee80211_free_node(ni);
742 * Dummy ioctl get handler so the linker set is defined.
745 dummy_ioctl_get(struct ieee80211vap *vap, struct ieee80211req *ireq)
749 IEEE80211_IOCTL_GET(dummy, dummy_ioctl_get);
752 ieee80211_ioctl_getdefault(struct ieee80211vap *vap, struct ieee80211req *ireq)
754 ieee80211_ioctl_getfunc * const *get;
757 SET_FOREACH(get, ieee80211_ioctl_getset) {
758 error = (*get)(vap, ireq);
766 * When building the kernel with -O2 on the i386 architecture, gcc
767 * seems to want to inline this function into ieee80211_ioctl()
768 * (which is the only routine that calls it). When this happens,
769 * ieee80211_ioctl() ends up consuming an additional 2K of stack
770 * space. (Exactly why it needs so much is unclear.) The problem
771 * is that it's possible for ieee80211_ioctl() to invoke other
772 * routines (including driver init functions) which could then find
773 * themselves perilously close to exhausting the stack.
775 * To avoid this, we deliberately prevent gcc from inlining this
776 * routine. Another way to avoid this is to use less agressive
777 * optimization when compiling this file (i.e. -O instead of -O2)
778 * but special-casing the compilation of this one module in the
779 * build system would be awkward.
781 static __noinline int
782 ieee80211_ioctl_get80211(struct ieee80211vap *vap, u_long cmd,
783 struct ieee80211req *ireq)
785 #define MS(_v, _f) (((_v) & _f) >> _f##_S)
786 struct ieee80211com *ic = vap->iv_ic;
788 uint8_t tmpkey[IEEE80211_KEYBUF_SIZE];
789 char tmpssid[IEEE80211_NWID_LEN];
792 switch (ireq->i_type) {
793 case IEEE80211_IOC_SSID:
794 switch (vap->iv_state) {
795 case IEEE80211_S_INIT:
796 case IEEE80211_S_SCAN:
797 ireq->i_len = vap->iv_des_ssid[0].len;
798 memcpy(tmpssid, vap->iv_des_ssid[0].ssid, ireq->i_len);
801 ireq->i_len = vap->iv_bss->ni_esslen;
802 memcpy(tmpssid, vap->iv_bss->ni_essid, ireq->i_len);
805 error = copyout(tmpssid, ireq->i_data, ireq->i_len);
807 case IEEE80211_IOC_NUMSSIDS:
810 case IEEE80211_IOC_WEP:
811 if ((vap->iv_flags & IEEE80211_F_PRIVACY) == 0)
812 ireq->i_val = IEEE80211_WEP_OFF;
813 else if (vap->iv_flags & IEEE80211_F_DROPUNENC)
814 ireq->i_val = IEEE80211_WEP_ON;
816 ireq->i_val = IEEE80211_WEP_MIXED;
818 case IEEE80211_IOC_WEPKEY:
819 kid = (u_int) ireq->i_val;
820 if (kid >= IEEE80211_WEP_NKID)
822 len = (u_int) vap->iv_nw_keys[kid].wk_keylen;
823 /* NB: only root can read WEP keys */
824 if (priv_check(curthread, PRIV_NET80211_GETKEY) == 0) {
825 bcopy(vap->iv_nw_keys[kid].wk_key, tmpkey, len);
830 error = copyout(tmpkey, ireq->i_data, len);
832 case IEEE80211_IOC_NUMWEPKEYS:
833 ireq->i_val = IEEE80211_WEP_NKID;
835 case IEEE80211_IOC_WEPTXKEY:
836 ireq->i_val = vap->iv_def_txkey;
838 case IEEE80211_IOC_AUTHMODE:
839 if (vap->iv_flags & IEEE80211_F_WPA)
840 ireq->i_val = IEEE80211_AUTH_WPA;
842 ireq->i_val = vap->iv_bss->ni_authmode;
844 case IEEE80211_IOC_CHANNEL:
845 ireq->i_val = ieee80211_chan2ieee(ic, ic->ic_curchan);
847 case IEEE80211_IOC_POWERSAVE:
848 if (vap->iv_flags & IEEE80211_F_PMGTON)
849 ireq->i_val = IEEE80211_POWERSAVE_ON;
851 ireq->i_val = IEEE80211_POWERSAVE_OFF;
853 case IEEE80211_IOC_POWERSAVESLEEP:
854 ireq->i_val = ic->ic_lintval;
856 case IEEE80211_IOC_RTSTHRESHOLD:
857 ireq->i_val = vap->iv_rtsthreshold;
859 case IEEE80211_IOC_PROTMODE:
860 ireq->i_val = ic->ic_protmode;
862 case IEEE80211_IOC_TXPOWER:
864 * Tx power limit is the min of max regulatory
865 * power, any user-set limit, and the max the
868 ireq->i_val = 2*ic->ic_curchan->ic_maxregpower;
869 if (ireq->i_val > ic->ic_txpowlimit)
870 ireq->i_val = ic->ic_txpowlimit;
871 if (ireq->i_val > ic->ic_curchan->ic_maxpower)
872 ireq->i_val = ic->ic_curchan->ic_maxpower;
874 case IEEE80211_IOC_WPA:
875 switch (vap->iv_flags & IEEE80211_F_WPA) {
876 case IEEE80211_F_WPA1:
879 case IEEE80211_F_WPA2:
882 case IEEE80211_F_WPA1 | IEEE80211_F_WPA2:
890 case IEEE80211_IOC_CHANLIST:
891 error = ieee80211_ioctl_getchanlist(vap, ireq);
893 case IEEE80211_IOC_ROAMING:
894 ireq->i_val = vap->iv_roaming;
896 case IEEE80211_IOC_PRIVACY:
897 ireq->i_val = (vap->iv_flags & IEEE80211_F_PRIVACY) != 0;
899 case IEEE80211_IOC_DROPUNENCRYPTED:
900 ireq->i_val = (vap->iv_flags & IEEE80211_F_DROPUNENC) != 0;
902 case IEEE80211_IOC_COUNTERMEASURES:
903 ireq->i_val = (vap->iv_flags & IEEE80211_F_COUNTERM) != 0;
905 case IEEE80211_IOC_WME:
906 ireq->i_val = (vap->iv_flags & IEEE80211_F_WME) != 0;
908 case IEEE80211_IOC_HIDESSID:
909 ireq->i_val = (vap->iv_flags & IEEE80211_F_HIDESSID) != 0;
911 case IEEE80211_IOC_APBRIDGE:
912 ireq->i_val = (vap->iv_flags & IEEE80211_F_NOBRIDGE) == 0;
914 case IEEE80211_IOC_WPAKEY:
915 error = ieee80211_ioctl_getkey(vap, ireq);
917 case IEEE80211_IOC_CHANINFO:
918 error = ieee80211_ioctl_getchaninfo(vap, ireq);
920 case IEEE80211_IOC_BSSID:
921 if (ireq->i_len != IEEE80211_ADDR_LEN)
923 if (vap->iv_state == IEEE80211_S_RUN || vap->iv_state == IEEE80211_S_SLEEP) {
924 error = copyout(vap->iv_opmode == IEEE80211_M_WDS ?
925 vap->iv_bss->ni_macaddr : vap->iv_bss->ni_bssid,
926 ireq->i_data, ireq->i_len);
928 error = copyout(vap->iv_des_bssid, ireq->i_data,
931 case IEEE80211_IOC_WPAIE:
932 error = ieee80211_ioctl_getwpaie(vap, ireq, ireq->i_type);
934 case IEEE80211_IOC_WPAIE2:
935 error = ieee80211_ioctl_getwpaie(vap, ireq, ireq->i_type);
937 case IEEE80211_IOC_SCAN_RESULTS:
938 error = ieee80211_ioctl_getscanresults(vap, ireq);
940 case IEEE80211_IOC_STA_STATS:
941 error = ieee80211_ioctl_getstastats(vap, ireq);
943 case IEEE80211_IOC_TXPOWMAX:
944 ireq->i_val = vap->iv_bss->ni_txpower;
946 case IEEE80211_IOC_STA_TXPOW:
947 error = ieee80211_ioctl_getstatxpow(vap, ireq);
949 case IEEE80211_IOC_STA_INFO:
950 error = ieee80211_ioctl_getstainfo(vap, ireq);
952 case IEEE80211_IOC_WME_CWMIN: /* WME: CWmin */
953 case IEEE80211_IOC_WME_CWMAX: /* WME: CWmax */
954 case IEEE80211_IOC_WME_AIFS: /* WME: AIFS */
955 case IEEE80211_IOC_WME_TXOPLIMIT: /* WME: txops limit */
956 case IEEE80211_IOC_WME_ACM: /* WME: ACM (bss only) */
957 case IEEE80211_IOC_WME_ACKPOLICY: /* WME: ACK policy (bss only) */
958 error = ieee80211_ioctl_getwmeparam(vap, ireq);
960 case IEEE80211_IOC_DTIM_PERIOD:
961 ireq->i_val = vap->iv_dtim_period;
963 case IEEE80211_IOC_BEACON_INTERVAL:
964 /* NB: get from ic_bss for station mode */
965 ireq->i_val = vap->iv_bss->ni_intval;
967 case IEEE80211_IOC_PUREG:
968 ireq->i_val = (vap->iv_flags & IEEE80211_F_PUREG) != 0;
970 case IEEE80211_IOC_QUIET:
971 ireq->i_val = vap->iv_quiet;
973 case IEEE80211_IOC_QUIET_COUNT:
974 ireq->i_val = vap->iv_quiet_count;
976 case IEEE80211_IOC_QUIET_PERIOD:
977 ireq->i_val = vap->iv_quiet_period;
979 case IEEE80211_IOC_QUIET_DUR:
980 ireq->i_val = vap->iv_quiet_duration;
982 case IEEE80211_IOC_QUIET_OFFSET:
983 ireq->i_val = vap->iv_quiet_offset;
985 case IEEE80211_IOC_BGSCAN:
986 ireq->i_val = (vap->iv_flags & IEEE80211_F_BGSCAN) != 0;
988 case IEEE80211_IOC_BGSCAN_IDLE:
989 ireq->i_val = vap->iv_bgscanidle*hz/1000; /* ms */
991 case IEEE80211_IOC_BGSCAN_INTERVAL:
992 ireq->i_val = vap->iv_bgscanintvl/hz; /* seconds */
994 case IEEE80211_IOC_SCANVALID:
995 ireq->i_val = vap->iv_scanvalid/hz; /* seconds */
997 case IEEE80211_IOC_FRAGTHRESHOLD:
998 ireq->i_val = vap->iv_fragthreshold;
1000 case IEEE80211_IOC_MACCMD:
1001 error = ieee80211_ioctl_getmaccmd(vap, ireq);
1003 case IEEE80211_IOC_BURST:
1004 ireq->i_val = (vap->iv_flags & IEEE80211_F_BURST) != 0;
1006 case IEEE80211_IOC_BMISSTHRESHOLD:
1007 ireq->i_val = vap->iv_bmissthreshold;
1009 case IEEE80211_IOC_CURCHAN:
1010 error = ieee80211_ioctl_getcurchan(vap, ireq);
1012 case IEEE80211_IOC_SHORTGI:
1014 if (vap->iv_flags_ht & IEEE80211_FHT_SHORTGI20)
1015 ireq->i_val |= IEEE80211_HTCAP_SHORTGI20;
1016 if (vap->iv_flags_ht & IEEE80211_FHT_SHORTGI40)
1017 ireq->i_val |= IEEE80211_HTCAP_SHORTGI40;
1019 case IEEE80211_IOC_AMPDU:
1021 if (vap->iv_flags_ht & IEEE80211_FHT_AMPDU_TX)
1023 if (vap->iv_flags_ht & IEEE80211_FHT_AMPDU_RX)
1026 case IEEE80211_IOC_AMPDU_LIMIT:
1027 if (vap->iv_opmode == IEEE80211_M_HOSTAP)
1028 ireq->i_val = vap->iv_ampdu_rxmax;
1029 else if (vap->iv_state == IEEE80211_S_RUN || vap->iv_state == IEEE80211_S_SLEEP)
1030 ireq->i_val = MS(vap->iv_bss->ni_htparam,
1031 IEEE80211_HTCAP_MAXRXAMPDU);
1033 ireq->i_val = vap->iv_ampdu_limit;
1035 case IEEE80211_IOC_AMPDU_DENSITY:
1036 if (vap->iv_opmode == IEEE80211_M_STA &&
1037 (vap->iv_state == IEEE80211_S_RUN || vap->iv_state == IEEE80211_S_SLEEP))
1038 ireq->i_val = MS(vap->iv_bss->ni_htparam,
1039 IEEE80211_HTCAP_MPDUDENSITY);
1041 ireq->i_val = vap->iv_ampdu_density;
1043 case IEEE80211_IOC_AMSDU:
1045 if (vap->iv_flags_ht & IEEE80211_FHT_AMSDU_TX)
1047 if (vap->iv_flags_ht & IEEE80211_FHT_AMSDU_RX)
1050 case IEEE80211_IOC_AMSDU_LIMIT:
1051 ireq->i_val = vap->iv_amsdu_limit; /* XXX truncation? */
1053 case IEEE80211_IOC_PUREN:
1054 ireq->i_val = (vap->iv_flags_ht & IEEE80211_FHT_PUREN) != 0;
1056 case IEEE80211_IOC_DOTH:
1057 ireq->i_val = (vap->iv_flags & IEEE80211_F_DOTH) != 0;
1059 case IEEE80211_IOC_REGDOMAIN:
1060 error = ieee80211_ioctl_getregdomain(vap, ireq);
1062 case IEEE80211_IOC_ROAM:
1063 error = ieee80211_ioctl_getroam(vap, ireq);
1065 case IEEE80211_IOC_TXPARAMS:
1066 error = ieee80211_ioctl_gettxparams(vap, ireq);
1068 case IEEE80211_IOC_HTCOMPAT:
1069 ireq->i_val = (vap->iv_flags_ht & IEEE80211_FHT_HTCOMPAT) != 0;
1071 case IEEE80211_IOC_DWDS:
1072 ireq->i_val = (vap->iv_flags & IEEE80211_F_DWDS) != 0;
1074 case IEEE80211_IOC_INACTIVITY:
1075 ireq->i_val = (vap->iv_flags_ext & IEEE80211_FEXT_INACT) != 0;
1077 case IEEE80211_IOC_APPIE:
1078 error = ieee80211_ioctl_getappie(vap, ireq);
1080 case IEEE80211_IOC_WPS:
1081 ireq->i_val = (vap->iv_flags_ext & IEEE80211_FEXT_WPS) != 0;
1083 case IEEE80211_IOC_TSN:
1084 ireq->i_val = (vap->iv_flags_ext & IEEE80211_FEXT_TSN) != 0;
1086 case IEEE80211_IOC_DFS:
1087 ireq->i_val = (vap->iv_flags_ext & IEEE80211_FEXT_DFS) != 0;
1089 case IEEE80211_IOC_DOTD:
1090 ireq->i_val = (vap->iv_flags_ext & IEEE80211_FEXT_DOTD) != 0;
1092 case IEEE80211_IOC_DEVCAPS:
1093 error = ieee80211_ioctl_getdevcaps(ic, ireq);
1095 case IEEE80211_IOC_HTPROTMODE:
1096 ireq->i_val = ic->ic_htprotmode;
1098 case IEEE80211_IOC_HTCONF:
1099 if (vap->iv_flags_ht & IEEE80211_FHT_HT) {
1101 if (vap->iv_flags_ht & IEEE80211_FHT_USEHT40)
1106 case IEEE80211_IOC_STA_VLAN:
1107 error = ieee80211_ioctl_getstavlan(vap, ireq);
1109 case IEEE80211_IOC_SMPS:
1110 if (vap->iv_opmode == IEEE80211_M_STA &&
1111 (vap->iv_state == IEEE80211_S_RUN || vap->iv_state == IEEE80211_S_SLEEP)) {
1112 if (vap->iv_bss->ni_flags & IEEE80211_NODE_MIMO_RTS)
1113 ireq->i_val = IEEE80211_HTCAP_SMPS_DYNAMIC;
1114 else if (vap->iv_bss->ni_flags & IEEE80211_NODE_MIMO_PS)
1115 ireq->i_val = IEEE80211_HTCAP_SMPS_ENA;
1117 ireq->i_val = IEEE80211_HTCAP_SMPS_OFF;
1119 ireq->i_val = vap->iv_htcaps & IEEE80211_HTCAP_SMPS;
1121 case IEEE80211_IOC_RIFS:
1122 if (vap->iv_opmode == IEEE80211_M_STA &&
1123 (vap->iv_state == IEEE80211_S_RUN || vap->iv_state == IEEE80211_S_SLEEP))
1125 (vap->iv_bss->ni_flags & IEEE80211_NODE_RIFS) != 0;
1128 (vap->iv_flags_ht & IEEE80211_FHT_RIFS) != 0;
1131 error = ieee80211_ioctl_getdefault(vap, ireq);
1138 static __noinline int
1139 ieee80211_ioctl_setkey(struct ieee80211vap *vap, struct ieee80211req *ireq)
1141 struct ieee80211req_key ik;
1142 struct ieee80211_node *ni;
1143 struct ieee80211_key *wk;
1147 if (ireq->i_len != sizeof(ik))
1149 error = copyin(ireq->i_data, &ik, sizeof(ik));
1152 /* NB: cipher support is verified by ieee80211_crypt_newkey */
1153 /* NB: this also checks ik->ik_keylen > sizeof(wk->wk_key) */
1154 if (ik.ik_keylen > sizeof(ik.ik_keydata))
1157 if (kid == IEEE80211_KEYIX_NONE) {
1158 /* XXX unicast keys currently must be tx/rx */
1159 if (ik.ik_flags != (IEEE80211_KEY_XMIT | IEEE80211_KEY_RECV))
1161 if (vap->iv_opmode == IEEE80211_M_STA) {
1162 ni = ieee80211_ref_node(vap->iv_bss);
1163 if (!IEEE80211_ADDR_EQ(ik.ik_macaddr, ni->ni_bssid)) {
1164 ieee80211_free_node(ni);
1165 return EADDRNOTAVAIL;
1168 ni = ieee80211_find_vap_node(&vap->iv_ic->ic_sta, vap,
1173 wk = &ni->ni_ucastkey;
1175 if (kid >= IEEE80211_WEP_NKID)
1177 wk = &vap->iv_nw_keys[kid];
1179 * Global slots start off w/o any assigned key index.
1180 * Force one here for consistency with IEEE80211_IOC_WEPKEY.
1182 if (wk->wk_keyix == IEEE80211_KEYIX_NONE)
1187 ieee80211_key_update_begin(vap);
1188 if (ieee80211_crypto_newkey(vap, ik.ik_type, ik.ik_flags, wk)) {
1189 wk->wk_keylen = ik.ik_keylen;
1190 /* NB: MIC presence is implied by cipher type */
1191 if (wk->wk_keylen > IEEE80211_KEYBUF_SIZE)
1192 wk->wk_keylen = IEEE80211_KEYBUF_SIZE;
1193 for (i = 0; i < IEEE80211_TID_SIZE; i++)
1194 wk->wk_keyrsc[i] = ik.ik_keyrsc;
1195 wk->wk_keytsc = 0; /* new key, reset */
1196 memset(wk->wk_key, 0, sizeof(wk->wk_key));
1197 memcpy(wk->wk_key, ik.ik_keydata, ik.ik_keylen);
1198 IEEE80211_ADDR_COPY(wk->wk_macaddr,
1199 ni != NULL ? ni->ni_macaddr : ik.ik_macaddr);
1200 if (!ieee80211_crypto_setkey(vap, wk))
1202 else if ((ik.ik_flags & IEEE80211_KEY_DEFAULT))
1203 vap->iv_def_txkey = kid;
1206 ieee80211_key_update_end(vap);
1208 ieee80211_free_node(ni);
1212 static __noinline int
1213 ieee80211_ioctl_delkey(struct ieee80211vap *vap, struct ieee80211req *ireq)
1215 struct ieee80211req_del_key dk;
1218 if (ireq->i_len != sizeof(dk))
1220 error = copyin(ireq->i_data, &dk, sizeof(dk));
1224 /* XXX uint8_t -> uint16_t */
1225 if (dk.idk_keyix == (uint8_t) IEEE80211_KEYIX_NONE) {
1226 struct ieee80211_node *ni;
1228 if (vap->iv_opmode == IEEE80211_M_STA) {
1229 ni = ieee80211_ref_node(vap->iv_bss);
1230 if (!IEEE80211_ADDR_EQ(dk.idk_macaddr, ni->ni_bssid)) {
1231 ieee80211_free_node(ni);
1232 return EADDRNOTAVAIL;
1235 ni = ieee80211_find_vap_node(&vap->iv_ic->ic_sta, vap,
1240 /* XXX error return */
1241 ieee80211_node_delucastkey(ni);
1242 ieee80211_free_node(ni);
1244 if (kid >= IEEE80211_WEP_NKID)
1246 /* XXX error return */
1247 ieee80211_crypto_delkey(vap, &vap->iv_nw_keys[kid]);
1253 struct ieee80211vap *vap;
1259 mlmedebug(struct ieee80211vap *vap, const uint8_t mac[IEEE80211_ADDR_LEN],
1262 #ifdef IEEE80211_DEBUG
1263 static const struct {
1268 { IEEE80211_MSG_IOCTL | IEEE80211_MSG_STATE |
1269 IEEE80211_MSG_ASSOC, "assoc" },
1270 { IEEE80211_MSG_IOCTL | IEEE80211_MSG_STATE |
1271 IEEE80211_MSG_ASSOC, "disassoc" },
1272 { IEEE80211_MSG_IOCTL | IEEE80211_MSG_STATE |
1273 IEEE80211_MSG_AUTH, "deauth" },
1274 { IEEE80211_MSG_IOCTL | IEEE80211_MSG_STATE |
1275 IEEE80211_MSG_AUTH, "authorize" },
1276 { IEEE80211_MSG_IOCTL | IEEE80211_MSG_STATE |
1277 IEEE80211_MSG_AUTH, "unauthorize" },
1280 if (op == IEEE80211_MLME_AUTH) {
1281 IEEE80211_NOTE_MAC(vap, IEEE80211_MSG_IOCTL |
1282 IEEE80211_MSG_STATE | IEEE80211_MSG_AUTH, mac,
1283 "station authenticate %s via MLME (reason %d)",
1284 reason == IEEE80211_STATUS_SUCCESS ? "ACCEPT" : "REJECT",
1286 } else if (!(IEEE80211_MLME_ASSOC <= op && op <= IEEE80211_MLME_AUTH)) {
1287 IEEE80211_NOTE_MAC(vap, IEEE80211_MSG_ANY, mac,
1288 "unknown MLME request %d (reason %d)", op, reason);
1289 } else if (reason == IEEE80211_STATUS_SUCCESS) {
1290 IEEE80211_NOTE_MAC(vap, ops[op].mask, mac,
1291 "station %s via MLME", ops[op].opstr);
1293 IEEE80211_NOTE_MAC(vap, ops[op].mask, mac,
1294 "station %s via MLME (reason %d)", ops[op].opstr, reason);
1296 #endif /* IEEE80211_DEBUG */
1300 domlme(void *arg, struct ieee80211_node *ni)
1302 struct mlmeop *mop = arg;
1303 struct ieee80211vap *vap = ni->ni_vap;
1305 if (vap != mop->vap)
1308 * NB: if ni_associd is zero then the node is already cleaned
1309 * up and we don't need to do this (we're safely holding a
1310 * reference but should otherwise not modify it's state).
1312 if (ni->ni_associd == 0)
1314 mlmedebug(vap, ni->ni_macaddr, mop->op, mop->reason);
1315 if (mop->op == IEEE80211_MLME_DEAUTH) {
1316 IEEE80211_SEND_MGMT(ni, IEEE80211_FC0_SUBTYPE_DEAUTH,
1319 IEEE80211_SEND_MGMT(ni, IEEE80211_FC0_SUBTYPE_DISASSOC,
1322 ieee80211_node_leave(ni);
1326 setmlme_dropsta(struct ieee80211vap *vap,
1327 const uint8_t mac[IEEE80211_ADDR_LEN], struct mlmeop *mlmeop)
1329 struct ieee80211com *ic = vap->iv_ic;
1330 struct ieee80211_node_table *nt = &ic->ic_sta;
1331 struct ieee80211_node *ni;
1334 /* NB: the broadcast address means do 'em all */
1335 if (!IEEE80211_ADDR_EQ(mac, ic->ic_ifp->if_broadcastaddr)) {
1336 IEEE80211_NODE_LOCK(nt);
1337 ni = ieee80211_find_node_locked(nt, mac);
1338 IEEE80211_NODE_UNLOCK(nt);
1340 * Don't do the node update inside the node
1341 * table lock. This unfortunately causes LORs
1342 * with drivers and their TX paths.
1346 ieee80211_free_node(ni);
1350 ieee80211_iterate_nodes(nt, domlme, mlmeop);
1355 static __noinline int
1356 setmlme_common(struct ieee80211vap *vap, int op,
1357 const uint8_t mac[IEEE80211_ADDR_LEN], int reason)
1359 struct ieee80211com *ic = vap->iv_ic;
1360 struct ieee80211_node_table *nt = &ic->ic_sta;
1361 struct ieee80211_node *ni;
1362 struct mlmeop mlmeop;
1367 case IEEE80211_MLME_DISASSOC:
1368 case IEEE80211_MLME_DEAUTH:
1369 switch (vap->iv_opmode) {
1370 case IEEE80211_M_STA:
1371 mlmedebug(vap, vap->iv_bss->ni_macaddr, op, reason);
1372 /* XXX not quite right */
1373 ieee80211_new_state(vap, IEEE80211_S_INIT, reason);
1375 case IEEE80211_M_HOSTAP:
1378 mlmeop.reason = reason;
1379 error = setmlme_dropsta(vap, mac, &mlmeop);
1381 case IEEE80211_M_WDS:
1382 /* XXX user app should send raw frame? */
1383 if (op != IEEE80211_MLME_DEAUTH) {
1388 /* XXX accept any address, simplifies user code */
1389 if (!IEEE80211_ADDR_EQ(mac, vap->iv_bss->ni_macaddr)) {
1394 mlmedebug(vap, vap->iv_bss->ni_macaddr, op, reason);
1395 ni = ieee80211_ref_node(vap->iv_bss);
1396 IEEE80211_SEND_MGMT(ni,
1397 IEEE80211_FC0_SUBTYPE_DEAUTH, reason);
1398 ieee80211_free_node(ni);
1400 case IEEE80211_M_MBSS:
1401 IEEE80211_NODE_LOCK(nt);
1402 ni = ieee80211_find_node_locked(nt, mac);
1404 * Don't do the node update inside the node
1405 * table lock. This unfortunately causes LORs
1406 * with drivers and their TX paths.
1408 IEEE80211_NODE_UNLOCK(nt);
1410 ieee80211_node_leave(ni);
1411 ieee80211_free_node(ni);
1421 case IEEE80211_MLME_AUTHORIZE:
1422 case IEEE80211_MLME_UNAUTHORIZE:
1423 if (vap->iv_opmode != IEEE80211_M_HOSTAP &&
1424 vap->iv_opmode != IEEE80211_M_WDS) {
1428 IEEE80211_NODE_LOCK(nt);
1429 ni = ieee80211_find_vap_node_locked(nt, vap, mac);
1431 * Don't do the node update inside the node
1432 * table lock. This unfortunately causes LORs
1433 * with drivers and their TX paths.
1435 IEEE80211_NODE_UNLOCK(nt);
1437 mlmedebug(vap, mac, op, reason);
1438 if (op == IEEE80211_MLME_AUTHORIZE)
1439 ieee80211_node_authorize(ni);
1441 ieee80211_node_unauthorize(ni);
1442 ieee80211_free_node(ni);
1446 case IEEE80211_MLME_AUTH:
1447 if (vap->iv_opmode != IEEE80211_M_HOSTAP) {
1451 IEEE80211_NODE_LOCK(nt);
1452 ni = ieee80211_find_vap_node_locked(nt, vap, 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 mlmedebug(vap, mac, op, reason);
1461 if (reason == IEEE80211_STATUS_SUCCESS) {
1462 IEEE80211_SEND_MGMT(ni,
1463 IEEE80211_FC0_SUBTYPE_AUTH, 2);
1465 * For shared key auth, just continue the
1466 * exchange. Otherwise when 802.1x is not in
1467 * use mark the port authorized at this point
1468 * so traffic can flow.
1470 if (ni->ni_authmode != IEEE80211_AUTH_8021X &&
1471 ni->ni_challenge == NULL)
1472 ieee80211_node_authorize(ni);
1474 vap->iv_stats.is_rx_acl++;
1475 ieee80211_send_error(ni, ni->ni_macaddr,
1476 IEEE80211_FC0_SUBTYPE_AUTH, 2|(reason<<16));
1477 ieee80211_node_leave(ni);
1479 ieee80211_free_node(ni);
1493 const uint8_t *essid;
1494 const struct ieee80211_scan_entry *se;
1498 * Match mac address and any ssid.
1501 mlmelookup(void *arg, const struct ieee80211_scan_entry *se)
1503 struct scanlookup *look = arg;
1505 if (!IEEE80211_ADDR_EQ(look->mac, se->se_macaddr))
1507 if (look->esslen != 0) {
1508 if (se->se_ssid[1] != look->esslen)
1510 if (memcmp(look->essid, se->se_ssid+2, look->esslen))
1516 static __noinline int
1517 setmlme_assoc_sta(struct ieee80211vap *vap,
1518 const uint8_t mac[IEEE80211_ADDR_LEN], int ssid_len,
1519 const uint8_t ssid[IEEE80211_NWID_LEN])
1521 struct scanlookup lookup;
1523 KASSERT(vap->iv_opmode == IEEE80211_M_STA,
1524 ("expected opmode STA not %s",
1525 ieee80211_opmode_name[vap->iv_opmode]));
1527 /* NB: this is racey if roaming is !manual */
1530 lookup.esslen = ssid_len;
1531 lookup.essid = ssid;
1532 ieee80211_scan_iterate(vap, mlmelookup, &lookup);
1533 if (lookup.se == NULL)
1535 mlmedebug(vap, mac, IEEE80211_MLME_ASSOC, 0);
1536 if (!ieee80211_sta_join(vap, lookup.se->se_chan, lookup.se))
1537 return EIO; /* XXX unique but could be better */
1541 static __noinline int
1542 setmlme_assoc_adhoc(struct ieee80211vap *vap,
1543 const uint8_t mac[IEEE80211_ADDR_LEN], int ssid_len,
1544 const uint8_t ssid[IEEE80211_NWID_LEN])
1546 struct ieee80211_scan_req sr;
1548 KASSERT(vap->iv_opmode == IEEE80211_M_IBSS ||
1549 vap->iv_opmode == IEEE80211_M_AHDEMO,
1550 ("expected opmode IBSS or AHDEMO not %s",
1551 ieee80211_opmode_name[vap->iv_opmode]));
1556 /* NB: IEEE80211_IOC_SSID call missing for ap_scan=2. */
1557 memset(vap->iv_des_ssid[0].ssid, 0, IEEE80211_NWID_LEN);
1558 vap->iv_des_ssid[0].len = ssid_len;
1559 memcpy(vap->iv_des_ssid[0].ssid, ssid, ssid_len);
1560 vap->iv_des_nssid = 1;
1562 memset(&sr, 0, sizeof(sr));
1563 sr.sr_flags = IEEE80211_IOC_SCAN_ACTIVE | IEEE80211_IOC_SCAN_ONCE;
1564 sr.sr_duration = IEEE80211_IOC_SCAN_FOREVER;
1565 memcpy(sr.sr_ssid[0].ssid, ssid, ssid_len);
1566 sr.sr_ssid[0].len = ssid_len;
1569 return ieee80211_scanreq(vap, &sr);
1572 static __noinline int
1573 ieee80211_ioctl_setmlme(struct ieee80211vap *vap, struct ieee80211req *ireq)
1575 struct ieee80211req_mlme mlme;
1578 if (ireq->i_len != sizeof(mlme))
1580 error = copyin(ireq->i_data, &mlme, sizeof(mlme));
1583 if (vap->iv_opmode == IEEE80211_M_STA &&
1584 mlme.im_op == IEEE80211_MLME_ASSOC)
1585 return setmlme_assoc_sta(vap, mlme.im_macaddr,
1586 vap->iv_des_ssid[0].len, vap->iv_des_ssid[0].ssid);
1587 else if ((vap->iv_opmode == IEEE80211_M_IBSS ||
1588 vap->iv_opmode == IEEE80211_M_AHDEMO) &&
1589 mlme.im_op == IEEE80211_MLME_ASSOC)
1590 return setmlme_assoc_adhoc(vap, mlme.im_macaddr,
1591 mlme.im_ssid_len, mlme.im_ssid);
1593 return setmlme_common(vap, mlme.im_op,
1594 mlme.im_macaddr, mlme.im_reason);
1597 static __noinline int
1598 ieee80211_ioctl_macmac(struct ieee80211vap *vap, struct ieee80211req *ireq)
1600 uint8_t mac[IEEE80211_ADDR_LEN];
1601 const struct ieee80211_aclator *acl = vap->iv_acl;
1604 if (ireq->i_len != sizeof(mac))
1606 error = copyin(ireq->i_data, mac, ireq->i_len);
1610 acl = ieee80211_aclator_get("mac");
1611 if (acl == NULL || !acl->iac_attach(vap))
1615 if (ireq->i_type == IEEE80211_IOC_ADDMAC)
1616 acl->iac_add(vap, mac);
1618 acl->iac_remove(vap, mac);
1622 static __noinline int
1623 ieee80211_ioctl_setmaccmd(struct ieee80211vap *vap, struct ieee80211req *ireq)
1625 const struct ieee80211_aclator *acl = vap->iv_acl;
1627 switch (ireq->i_val) {
1628 case IEEE80211_MACCMD_POLICY_OPEN:
1629 case IEEE80211_MACCMD_POLICY_ALLOW:
1630 case IEEE80211_MACCMD_POLICY_DENY:
1631 case IEEE80211_MACCMD_POLICY_RADIUS:
1633 acl = ieee80211_aclator_get("mac");
1634 if (acl == NULL || !acl->iac_attach(vap))
1638 acl->iac_setpolicy(vap, ireq->i_val);
1640 case IEEE80211_MACCMD_FLUSH:
1642 acl->iac_flush(vap);
1643 /* NB: silently ignore when not in use */
1645 case IEEE80211_MACCMD_DETACH:
1648 acl->iac_detach(vap);
1655 return acl->iac_setioctl(vap, ireq);
1660 static __noinline int
1661 ieee80211_ioctl_setchanlist(struct ieee80211vap *vap, struct ieee80211req *ireq)
1663 struct ieee80211com *ic = vap->iv_ic;
1664 uint8_t *chanlist, *list;
1665 int i, nchan, maxchan, error;
1667 if (ireq->i_len > sizeof(ic->ic_chan_active))
1668 ireq->i_len = sizeof(ic->ic_chan_active);
1669 list = malloc(ireq->i_len + IEEE80211_CHAN_BYTES, M_TEMP,
1673 error = copyin(ireq->i_data, list, ireq->i_len);
1679 chanlist = list + ireq->i_len; /* NB: zero'd already */
1680 maxchan = ireq->i_len * NBBY;
1681 for (i = 0; i < ic->ic_nchans; i++) {
1682 const struct ieee80211_channel *c = &ic->ic_channels[i];
1684 * Calculate the intersection of the user list and the
1685 * available channels so users can do things like specify
1686 * 1-255 to get all available channels.
1688 if (c->ic_ieee < maxchan && isset(list, c->ic_ieee)) {
1689 setbit(chanlist, c->ic_ieee);
1697 if (ic->ic_bsschan != IEEE80211_CHAN_ANYC && /* XXX */
1698 isclr(chanlist, ic->ic_bsschan->ic_ieee))
1699 ic->ic_bsschan = IEEE80211_CHAN_ANYC;
1700 memcpy(ic->ic_chan_active, chanlist, IEEE80211_CHAN_BYTES);
1701 ieee80211_scan_flush(vap);
1706 static __noinline int
1707 ieee80211_ioctl_setstastats(struct ieee80211vap *vap, struct ieee80211req *ireq)
1709 struct ieee80211_node *ni;
1710 uint8_t macaddr[IEEE80211_ADDR_LEN];
1714 * NB: we could copyin ieee80211req_sta_stats so apps
1715 * could make selective changes but that's overkill;
1716 * just clear all stats for now.
1718 if (ireq->i_len < IEEE80211_ADDR_LEN)
1720 error = copyin(ireq->i_data, macaddr, IEEE80211_ADDR_LEN);
1723 ni = ieee80211_find_vap_node(&vap->iv_ic->ic_sta, vap, macaddr);
1726 /* XXX require ni_vap == vap? */
1727 memset(&ni->ni_stats, 0, sizeof(ni->ni_stats));
1728 ieee80211_free_node(ni);
1732 static __noinline int
1733 ieee80211_ioctl_setstatxpow(struct ieee80211vap *vap, struct ieee80211req *ireq)
1735 struct ieee80211_node *ni;
1736 struct ieee80211req_sta_txpow txpow;
1739 if (ireq->i_len != sizeof(txpow))
1741 error = copyin(ireq->i_data, &txpow, sizeof(txpow));
1744 ni = ieee80211_find_vap_node(&vap->iv_ic->ic_sta, vap, txpow.it_macaddr);
1747 ni->ni_txpower = txpow.it_txpow;
1748 ieee80211_free_node(ni);
1752 static __noinline int
1753 ieee80211_ioctl_setwmeparam(struct ieee80211vap *vap, struct ieee80211req *ireq)
1755 struct ieee80211com *ic = vap->iv_ic;
1756 struct ieee80211_wme_state *wme = &ic->ic_wme;
1757 struct wmeParams *wmep, *chanp;
1760 if ((ic->ic_caps & IEEE80211_C_WME) == 0)
1763 isbss = (ireq->i_len & IEEE80211_WMEPARAM_BSS);
1764 ac = (ireq->i_len & IEEE80211_WMEPARAM_VAL);
1765 if (ac >= WME_NUM_AC)
1768 chanp = &wme->wme_bssChanParams.cap_wmeParams[ac];
1769 wmep = &wme->wme_wmeBssChanParams.cap_wmeParams[ac];
1771 chanp = &wme->wme_chanParams.cap_wmeParams[ac];
1772 wmep = &wme->wme_wmeChanParams.cap_wmeParams[ac];
1774 switch (ireq->i_type) {
1775 case IEEE80211_IOC_WME_CWMIN: /* WME: CWmin */
1777 wmep->wmep_logcwmin = ireq->i_val;
1778 if ((wme->wme_flags & WME_F_AGGRMODE) == 0)
1779 chanp->wmep_logcwmin = ireq->i_val;
1781 wmep->wmep_logcwmin = chanp->wmep_logcwmin =
1785 case IEEE80211_IOC_WME_CWMAX: /* WME: CWmax */
1787 wmep->wmep_logcwmax = ireq->i_val;
1788 if ((wme->wme_flags & WME_F_AGGRMODE) == 0)
1789 chanp->wmep_logcwmax = ireq->i_val;
1791 wmep->wmep_logcwmax = chanp->wmep_logcwmax =
1795 case IEEE80211_IOC_WME_AIFS: /* WME: AIFS */
1797 wmep->wmep_aifsn = ireq->i_val;
1798 if ((wme->wme_flags & WME_F_AGGRMODE) == 0)
1799 chanp->wmep_aifsn = ireq->i_val;
1801 wmep->wmep_aifsn = chanp->wmep_aifsn = ireq->i_val;
1804 case IEEE80211_IOC_WME_TXOPLIMIT: /* WME: txops limit */
1806 wmep->wmep_txopLimit = ireq->i_val;
1807 if ((wme->wme_flags & WME_F_AGGRMODE) == 0)
1808 chanp->wmep_txopLimit = ireq->i_val;
1810 wmep->wmep_txopLimit = chanp->wmep_txopLimit =
1814 case IEEE80211_IOC_WME_ACM: /* WME: ACM (bss only) */
1815 wmep->wmep_acm = ireq->i_val;
1816 if ((wme->wme_flags & WME_F_AGGRMODE) == 0)
1817 chanp->wmep_acm = ireq->i_val;
1819 case IEEE80211_IOC_WME_ACKPOLICY: /* WME: ACK policy (!bss only)*/
1820 wmep->wmep_noackPolicy = chanp->wmep_noackPolicy =
1824 ieee80211_wme_updateparams(vap);
1829 find11gchannel(struct ieee80211com *ic, int start, int freq)
1831 const struct ieee80211_channel *c;
1834 for (i = start+1; i < ic->ic_nchans; i++) {
1835 c = &ic->ic_channels[i];
1836 if (c->ic_freq == freq && IEEE80211_IS_CHAN_ANYG(c))
1839 /* NB: should not be needed but in case things are mis-sorted */
1840 for (i = 0; i < start; i++) {
1841 c = &ic->ic_channels[i];
1842 if (c->ic_freq == freq && IEEE80211_IS_CHAN_ANYG(c))
1848 static struct ieee80211_channel *
1849 findchannel(struct ieee80211com *ic, int ieee, int mode)
1851 static const u_int chanflags[IEEE80211_MODE_MAX] = {
1852 [IEEE80211_MODE_AUTO] = 0,
1853 [IEEE80211_MODE_11A] = IEEE80211_CHAN_A,
1854 [IEEE80211_MODE_11B] = IEEE80211_CHAN_B,
1855 [IEEE80211_MODE_11G] = IEEE80211_CHAN_G,
1856 [IEEE80211_MODE_FH] = IEEE80211_CHAN_FHSS,
1857 [IEEE80211_MODE_TURBO_A] = IEEE80211_CHAN_108A,
1858 [IEEE80211_MODE_TURBO_G] = IEEE80211_CHAN_108G,
1859 [IEEE80211_MODE_STURBO_A] = IEEE80211_CHAN_STURBO,
1860 [IEEE80211_MODE_HALF] = IEEE80211_CHAN_HALF,
1861 [IEEE80211_MODE_QUARTER] = IEEE80211_CHAN_QUARTER,
1862 /* NB: handled specially below */
1863 [IEEE80211_MODE_11NA] = IEEE80211_CHAN_A,
1864 [IEEE80211_MODE_11NG] = IEEE80211_CHAN_G,
1869 modeflags = chanflags[mode];
1870 for (i = 0; i < ic->ic_nchans; i++) {
1871 struct ieee80211_channel *c = &ic->ic_channels[i];
1873 if (c->ic_ieee != ieee)
1875 if (mode == IEEE80211_MODE_AUTO) {
1876 /* ignore turbo channels for autoselect */
1877 if (IEEE80211_IS_CHAN_TURBO(c))
1880 * XXX special-case 11b/g channels so we
1881 * always select the g channel if both
1883 * XXX prefer HT to non-HT?
1885 if (!IEEE80211_IS_CHAN_B(c) ||
1886 !find11gchannel(ic, i, c->ic_freq))
1889 /* must check HT specially */
1890 if ((mode == IEEE80211_MODE_11NA ||
1891 mode == IEEE80211_MODE_11NG) &&
1892 !IEEE80211_IS_CHAN_HT(c))
1894 if ((c->ic_flags & modeflags) == modeflags)
1902 * Check the specified against any desired mode (aka netband).
1903 * This is only used (presently) when operating in hostap mode
1904 * to enforce consistency.
1907 check_mode_consistency(const struct ieee80211_channel *c, int mode)
1909 KASSERT(c != IEEE80211_CHAN_ANYC, ("oops, no channel"));
1912 case IEEE80211_MODE_11B:
1913 return (IEEE80211_IS_CHAN_B(c));
1914 case IEEE80211_MODE_11G:
1915 return (IEEE80211_IS_CHAN_ANYG(c) && !IEEE80211_IS_CHAN_HT(c));
1916 case IEEE80211_MODE_11A:
1917 return (IEEE80211_IS_CHAN_A(c) && !IEEE80211_IS_CHAN_HT(c));
1918 case IEEE80211_MODE_STURBO_A:
1919 return (IEEE80211_IS_CHAN_STURBO(c));
1920 case IEEE80211_MODE_11NA:
1921 return (IEEE80211_IS_CHAN_HTA(c));
1922 case IEEE80211_MODE_11NG:
1923 return (IEEE80211_IS_CHAN_HTG(c));
1930 * Common code to set the current channel. If the device
1931 * is up and running this may result in an immediate channel
1932 * change or a kick of the state machine.
1935 setcurchan(struct ieee80211vap *vap, struct ieee80211_channel *c)
1937 struct ieee80211com *ic = vap->iv_ic;
1940 if (c != IEEE80211_CHAN_ANYC) {
1941 if (IEEE80211_IS_CHAN_RADAR(c))
1942 return EBUSY; /* XXX better code? */
1943 if (vap->iv_opmode == IEEE80211_M_HOSTAP) {
1944 if (IEEE80211_IS_CHAN_NOHOSTAP(c))
1946 if (!check_mode_consistency(c, vap->iv_des_mode))
1948 } else if (vap->iv_opmode == IEEE80211_M_IBSS) {
1949 if (IEEE80211_IS_CHAN_NOADHOC(c))
1952 if ((vap->iv_state == IEEE80211_S_RUN || vap->iv_state == IEEE80211_S_SLEEP) &&
1953 vap->iv_bss->ni_chan == c)
1954 return 0; /* NB: nothing to do */
1956 vap->iv_des_chan = c;
1959 if (vap->iv_opmode == IEEE80211_M_MONITOR &&
1960 vap->iv_des_chan != IEEE80211_CHAN_ANYC) {
1962 * Monitor mode can switch directly.
1964 if (IFNET_IS_UP_RUNNING(vap->iv_ifp)) {
1965 /* XXX need state machine for other vap's to follow */
1966 ieee80211_setcurchan(ic, vap->iv_des_chan);
1967 vap->iv_bss->ni_chan = ic->ic_curchan;
1969 ic->ic_curchan = vap->iv_des_chan;
1970 ic->ic_rt = ieee80211_get_ratetable(ic->ic_curchan);
1973 * Need to go through the state machine in case we
1974 * need to reassociate or the like. The state machine
1975 * will pickup the desired channel and avoid scanning.
1977 if (IS_UP_AUTO(vap))
1978 ieee80211_new_state(vap, IEEE80211_S_SCAN, 0);
1979 else if (vap->iv_des_chan != IEEE80211_CHAN_ANYC) {
1981 * When not up+running and a real channel has
1982 * been specified fix the current channel so
1983 * there is immediate feedback; e.g. via ifconfig.
1985 ic->ic_curchan = vap->iv_des_chan;
1986 ic->ic_rt = ieee80211_get_ratetable(ic->ic_curchan);
1993 * Old api for setting the current channel; this is
1994 * deprecated because channel numbers are ambiguous.
1996 static __noinline int
1997 ieee80211_ioctl_setchannel(struct ieee80211vap *vap,
1998 const struct ieee80211req *ireq)
2000 struct ieee80211com *ic = vap->iv_ic;
2001 struct ieee80211_channel *c;
2003 /* XXX 0xffff overflows 16-bit signed */
2004 if (ireq->i_val == 0 ||
2005 ireq->i_val == (int16_t) IEEE80211_CHAN_ANY) {
2006 c = IEEE80211_CHAN_ANYC;
2008 struct ieee80211_channel *c2;
2010 c = findchannel(ic, ireq->i_val, vap->iv_des_mode);
2012 c = findchannel(ic, ireq->i_val,
2013 IEEE80211_MODE_AUTO);
2018 * Fine tune channel selection based on desired mode:
2019 * if 11b is requested, find the 11b version of any
2020 * 11g channel returned,
2021 * if static turbo, find the turbo version of any
2022 * 11a channel return,
2023 * if 11na is requested, find the ht version of any
2024 * 11a channel returned,
2025 * if 11ng is requested, find the ht version of any
2026 * 11g channel returned,
2027 * otherwise we should be ok with what we've got.
2029 switch (vap->iv_des_mode) {
2030 case IEEE80211_MODE_11B:
2031 if (IEEE80211_IS_CHAN_ANYG(c)) {
2032 c2 = findchannel(ic, ireq->i_val,
2033 IEEE80211_MODE_11B);
2034 /* NB: should not happen, =>'s 11g w/o 11b */
2039 case IEEE80211_MODE_TURBO_A:
2040 if (IEEE80211_IS_CHAN_A(c)) {
2041 c2 = findchannel(ic, ireq->i_val,
2042 IEEE80211_MODE_TURBO_A);
2047 case IEEE80211_MODE_11NA:
2048 if (IEEE80211_IS_CHAN_A(c)) {
2049 c2 = findchannel(ic, ireq->i_val,
2050 IEEE80211_MODE_11NA);
2055 case IEEE80211_MODE_11NG:
2056 if (IEEE80211_IS_CHAN_ANYG(c)) {
2057 c2 = findchannel(ic, ireq->i_val,
2058 IEEE80211_MODE_11NG);
2063 default: /* NB: no static turboG */
2067 return setcurchan(vap, c);
2071 * New/current api for setting the current channel; a complete
2072 * channel description is provide so there is no ambiguity in
2073 * identifying the channel.
2075 static __noinline int
2076 ieee80211_ioctl_setcurchan(struct ieee80211vap *vap,
2077 const struct ieee80211req *ireq)
2079 struct ieee80211com *ic = vap->iv_ic;
2080 struct ieee80211_channel chan, *c;
2083 if (ireq->i_len != sizeof(chan))
2085 error = copyin(ireq->i_data, &chan, sizeof(chan));
2088 /* XXX 0xffff overflows 16-bit signed */
2089 if (chan.ic_freq == 0 || chan.ic_freq == IEEE80211_CHAN_ANY) {
2090 c = IEEE80211_CHAN_ANYC;
2092 c = ieee80211_find_channel(ic, chan.ic_freq, chan.ic_flags);
2096 return setcurchan(vap, c);
2099 static __noinline int
2100 ieee80211_ioctl_setregdomain(struct ieee80211vap *vap,
2101 const struct ieee80211req *ireq)
2103 struct ieee80211_regdomain_req *reg;
2106 nchans = 1 + ((ireq->i_len - sizeof(struct ieee80211_regdomain_req)) /
2107 sizeof(struct ieee80211_channel));
2108 if (!(1 <= nchans && nchans <= IEEE80211_CHAN_MAX)) {
2109 IEEE80211_DPRINTF(vap, IEEE80211_MSG_IOCTL,
2110 "%s: bad # chans, i_len %d nchans %d\n", __func__,
2111 ireq->i_len, nchans);
2114 reg = (struct ieee80211_regdomain_req *)
2115 malloc(IEEE80211_REGDOMAIN_SIZE(nchans), M_TEMP, M_NOWAIT);
2117 IEEE80211_DPRINTF(vap, IEEE80211_MSG_IOCTL,
2118 "%s: no memory, nchans %d\n", __func__, nchans);
2121 error = copyin(ireq->i_data, reg, IEEE80211_REGDOMAIN_SIZE(nchans));
2123 /* NB: validate inline channel count against storage size */
2124 if (reg->chaninfo.ic_nchans != nchans) {
2125 IEEE80211_DPRINTF(vap, IEEE80211_MSG_IOCTL,
2126 "%s: chan cnt mismatch, %d != %d\n", __func__,
2127 reg->chaninfo.ic_nchans, nchans);
2130 error = ieee80211_setregdomain(vap, reg);
2134 return (error == 0 ? ENETRESET : error);
2138 ieee80211_ioctl_setroam(struct ieee80211vap *vap,
2139 const struct ieee80211req *ireq)
2141 if (ireq->i_len != sizeof(vap->iv_roamparms))
2143 /* XXX validate params */
2144 /* XXX? ENETRESET to push to device? */
2145 return copyin(ireq->i_data, vap->iv_roamparms,
2146 sizeof(vap->iv_roamparms));
2150 checkrate(const struct ieee80211_rateset *rs, int rate)
2154 if (rate == IEEE80211_FIXED_RATE_NONE)
2156 for (i = 0; i < rs->rs_nrates; i++)
2157 if ((rs->rs_rates[i] & IEEE80211_RATE_VAL) == rate)
2165 if (mcs == IEEE80211_FIXED_RATE_NONE)
2167 if ((mcs & IEEE80211_RATE_MCS) == 0) /* MCS always have 0x80 set */
2169 return (mcs & 0x7f) <= 15; /* XXX could search ht rate set */
2172 static __noinline int
2173 ieee80211_ioctl_settxparams(struct ieee80211vap *vap,
2174 const struct ieee80211req *ireq)
2176 struct ieee80211com *ic = vap->iv_ic;
2177 struct ieee80211_txparams_req parms; /* XXX stack use? */
2178 struct ieee80211_txparam *src, *dst;
2179 const struct ieee80211_rateset *rs;
2180 int error, mode, changed, is11n, nmodes;
2182 /* NB: accept short requests for backwards compat */
2183 if (ireq->i_len > sizeof(parms))
2185 error = copyin(ireq->i_data, &parms, ireq->i_len);
2188 nmodes = ireq->i_len / sizeof(struct ieee80211_txparam);
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_txparms[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->ucastrate != dst->ucastrate) {
2200 if (!checkrate(rs, src->ucastrate) &&
2201 (!is11n || !checkmcs(src->ucastrate)))
2205 if (src->mcastrate != dst->mcastrate) {
2206 if (!checkrate(rs, src->mcastrate) &&
2207 (!is11n || !checkmcs(src->mcastrate)))
2211 if (src->mgmtrate != dst->mgmtrate) {
2212 if (!checkrate(rs, src->mgmtrate) &&
2213 (!is11n || !checkmcs(src->mgmtrate)))
2217 if (src->maxretry != dst->maxretry) /* NB: no bounds */
2222 * Copy new parameters in place and notify the
2223 * driver so it can push state to the device.
2225 for (mode = IEEE80211_MODE_11A; mode < nmodes; mode++) {
2226 if (isset(ic->ic_modecaps, mode))
2227 vap->iv_txparms[mode] = parms.params[mode];
2229 /* XXX could be more intelligent,
2230 e.g. don't reset if setting not being used */
2237 * Application Information Element support.
2240 setappie(struct ieee80211_appie **aie, const struct ieee80211req *ireq)
2242 struct ieee80211_appie *app = *aie;
2243 struct ieee80211_appie *napp;
2246 if (ireq->i_len == 0) { /* delete any existing ie */
2248 *aie = NULL; /* XXX racey */
2249 free(app, M_80211_NODE_IE);
2253 if (!(2 <= ireq->i_len && ireq->i_len <= IEEE80211_MAX_APPIE))
2256 * Allocate a new appie structure and copy in the user data.
2257 * When done swap in the new structure. Note that we do not
2258 * guard against users holding a ref to the old structure;
2259 * this must be handled outside this code.
2263 napp = (struct ieee80211_appie *) malloc(
2264 sizeof(struct ieee80211_appie) + ireq->i_len, M_80211_NODE_IE, M_NOWAIT);
2267 /* XXX holding ic lock */
2268 error = copyin(ireq->i_data, napp->ie_data, ireq->i_len);
2270 free(napp, M_80211_NODE_IE);
2273 napp->ie_len = ireq->i_len;
2276 free(app, M_80211_NODE_IE);
2281 setwparsnie(struct ieee80211vap *vap, uint8_t *ie, int space)
2283 /* validate data is present as best we can */
2284 if (space == 0 || 2+ie[1] > space)
2286 if (ie[0] == IEEE80211_ELEMID_VENDOR)
2287 vap->iv_wpa_ie = ie;
2288 else if (ie[0] == IEEE80211_ELEMID_RSN)
2289 vap->iv_rsn_ie = ie;
2292 static __noinline int
2293 ieee80211_ioctl_setappie_locked(struct ieee80211vap *vap,
2294 const struct ieee80211req *ireq, int fc0)
2298 IEEE80211_LOCK_ASSERT(vap->iv_ic);
2300 switch (fc0 & IEEE80211_FC0_SUBTYPE_MASK) {
2301 case IEEE80211_FC0_SUBTYPE_BEACON:
2302 if (vap->iv_opmode != IEEE80211_M_HOSTAP &&
2303 vap->iv_opmode != IEEE80211_M_IBSS) {
2307 error = setappie(&vap->iv_appie_beacon, ireq);
2309 ieee80211_beacon_notify(vap, IEEE80211_BEACON_APPIE);
2311 case IEEE80211_FC0_SUBTYPE_PROBE_RESP:
2312 error = setappie(&vap->iv_appie_proberesp, ireq);
2314 case IEEE80211_FC0_SUBTYPE_ASSOC_RESP:
2315 if (vap->iv_opmode == IEEE80211_M_HOSTAP)
2316 error = setappie(&vap->iv_appie_assocresp, ireq);
2320 case IEEE80211_FC0_SUBTYPE_PROBE_REQ:
2321 error = setappie(&vap->iv_appie_probereq, ireq);
2323 case IEEE80211_FC0_SUBTYPE_ASSOC_REQ:
2324 if (vap->iv_opmode == IEEE80211_M_STA)
2325 error = setappie(&vap->iv_appie_assocreq, ireq);
2329 case (IEEE80211_APPIE_WPA & IEEE80211_FC0_SUBTYPE_MASK):
2330 error = setappie(&vap->iv_appie_wpa, ireq);
2333 * Must split single blob of data into separate
2334 * WPA and RSN ie's because they go in different
2335 * locations in the mgt frames.
2336 * XXX use IEEE80211_IOC_WPA2 so user code does split
2338 vap->iv_wpa_ie = NULL;
2339 vap->iv_rsn_ie = NULL;
2340 if (vap->iv_appie_wpa != NULL) {
2341 struct ieee80211_appie *appie =
2343 uint8_t *data = appie->ie_data;
2345 /* XXX ie length validate is painful, cheat */
2346 setwparsnie(vap, data, appie->ie_len);
2347 setwparsnie(vap, data + 2 + data[1],
2348 appie->ie_len - (2 + data[1]));
2350 if (vap->iv_opmode == IEEE80211_M_HOSTAP ||
2351 vap->iv_opmode == IEEE80211_M_IBSS) {
2353 * Must rebuild beacon frame as the update
2354 * mechanism doesn't handle WPA/RSN ie's.
2355 * Could extend it but it doesn't normally
2356 * change; this is just to deal with hostapd
2357 * plumbing the ie after the interface is up.
2370 static __noinline int
2371 ieee80211_ioctl_setappie(struct ieee80211vap *vap,
2372 const struct ieee80211req *ireq)
2374 struct ieee80211com *ic = vap->iv_ic;
2378 fc0 = ireq->i_val & 0xff;
2379 if ((fc0 & IEEE80211_FC0_TYPE_MASK) != IEEE80211_FC0_TYPE_MGT)
2381 /* NB: could check iv_opmode and reject but hardly worth the effort */
2383 error = ieee80211_ioctl_setappie_locked(vap, ireq, fc0);
2384 IEEE80211_UNLOCK(ic);
2388 static __noinline int
2389 ieee80211_ioctl_chanswitch(struct ieee80211vap *vap, struct ieee80211req *ireq)
2391 struct ieee80211com *ic = vap->iv_ic;
2392 struct ieee80211_chanswitch_req csr;
2393 struct ieee80211_channel *c;
2396 if (ireq->i_len != sizeof(csr))
2398 error = copyin(ireq->i_data, &csr, sizeof(csr));
2401 /* XXX adhoc mode not supported */
2402 if (vap->iv_opmode != IEEE80211_M_HOSTAP ||
2403 (vap->iv_flags & IEEE80211_F_DOTH) == 0)
2405 c = ieee80211_find_channel(ic,
2406 csr.csa_chan.ic_freq, csr.csa_chan.ic_flags);
2410 if ((ic->ic_flags & IEEE80211_F_CSAPENDING) == 0)
2411 ieee80211_csa_startswitch(ic, c, csr.csa_mode, csr.csa_count);
2412 else if (csr.csa_count == 0)
2413 ieee80211_csa_cancelswitch(ic);
2416 IEEE80211_UNLOCK(ic);
2421 ieee80211_scanreq(struct ieee80211vap *vap, struct ieee80211_scan_req *sr)
2423 #define IEEE80211_IOC_SCAN_FLAGS \
2424 (IEEE80211_IOC_SCAN_NOPICK | IEEE80211_IOC_SCAN_ACTIVE | \
2425 IEEE80211_IOC_SCAN_PICK1ST | IEEE80211_IOC_SCAN_BGSCAN | \
2426 IEEE80211_IOC_SCAN_ONCE | IEEE80211_IOC_SCAN_NOBCAST | \
2427 IEEE80211_IOC_SCAN_NOJOIN | IEEE80211_IOC_SCAN_FLUSH | \
2428 IEEE80211_IOC_SCAN_CHECK)
2429 struct ieee80211com *ic = vap->iv_ic;
2432 /* convert duration */
2433 if (sr->sr_duration == IEEE80211_IOC_SCAN_FOREVER)
2434 sr->sr_duration = IEEE80211_SCAN_FOREVER;
2436 if (sr->sr_duration < IEEE80211_IOC_SCAN_DURATION_MIN ||
2437 sr->sr_duration > IEEE80211_IOC_SCAN_DURATION_MAX)
2439 sr->sr_duration = msecs_to_ticks(sr->sr_duration);
2440 if (sr->sr_duration < 1)
2441 sr->sr_duration = 1;
2443 /* convert min/max channel dwell */
2444 if (sr->sr_mindwell != 0) {
2445 sr->sr_mindwell = msecs_to_ticks(sr->sr_mindwell);
2446 if (sr->sr_mindwell < 1)
2447 sr->sr_mindwell = 1;
2449 if (sr->sr_maxdwell != 0) {
2450 sr->sr_maxdwell = msecs_to_ticks(sr->sr_maxdwell);
2451 if (sr->sr_maxdwell < 1)
2452 sr->sr_maxdwell = 1;
2454 /* NB: silently reduce ssid count to what is supported */
2455 if (sr->sr_nssid > IEEE80211_SCAN_MAX_SSID)
2456 sr->sr_nssid = IEEE80211_SCAN_MAX_SSID;
2457 for (i = 0; i < sr->sr_nssid; i++)
2458 if (sr->sr_ssid[i].len > IEEE80211_NWID_LEN)
2460 /* cleanse flags just in case, could reject if invalid flags */
2461 sr->sr_flags &= IEEE80211_IOC_SCAN_FLAGS;
2463 * Add an implicit NOPICK if the vap is not marked UP. This
2464 * allows applications to scan without joining a bss (or picking
2465 * a channel and setting up a bss) and without forcing manual
2466 * roaming mode--you just need to mark the parent device UP.
2468 if ((vap->iv_ifp->if_flags & IFF_UP) == 0)
2469 sr->sr_flags |= IEEE80211_IOC_SCAN_NOPICK;
2471 IEEE80211_DPRINTF(vap, IEEE80211_MSG_SCAN,
2472 "%s: flags 0x%x%s duration 0x%x mindwell %u maxdwell %u nssid %d\n",
2473 __func__, sr->sr_flags,
2474 (vap->iv_ifp->if_flags & IFF_UP) == 0 ? " (!IFF_UP)" : "",
2475 sr->sr_duration, sr->sr_mindwell, sr->sr_maxdwell, sr->sr_nssid);
2477 * If we are in INIT state then the driver has never had a chance
2478 * to setup hardware state to do a scan; we must use the state
2479 * machine to get us up to the SCAN state but once we reach SCAN
2480 * state we then want to use the supplied params. Stash the
2481 * parameters in the vap and mark IEEE80211_FEXT_SCANREQ; the
2482 * state machines will recognize this and use the stashed params
2483 * to issue the scan request.
2485 * Otherwise just invoke the scan machinery directly.
2488 if (vap->iv_state == IEEE80211_S_INIT) {
2489 /* NB: clobbers previous settings */
2490 vap->iv_scanreq_flags = sr->sr_flags;
2491 vap->iv_scanreq_duration = sr->sr_duration;
2492 vap->iv_scanreq_nssid = sr->sr_nssid;
2493 for (i = 0; i < sr->sr_nssid; i++) {
2494 vap->iv_scanreq_ssid[i].len = sr->sr_ssid[i].len;
2495 memcpy(vap->iv_scanreq_ssid[i].ssid,
2496 sr->sr_ssid[i].ssid, sr->sr_ssid[i].len);
2498 vap->iv_flags_ext |= IEEE80211_FEXT_SCANREQ;
2499 IEEE80211_UNLOCK(ic);
2500 ieee80211_new_state(vap, IEEE80211_S_SCAN, 0);
2502 vap->iv_flags_ext &= ~IEEE80211_FEXT_SCANREQ;
2503 IEEE80211_UNLOCK(ic);
2504 if (sr->sr_flags & IEEE80211_IOC_SCAN_CHECK) {
2505 error = ieee80211_check_scan(vap, sr->sr_flags,
2506 sr->sr_duration, sr->sr_mindwell, sr->sr_maxdwell,
2508 /* NB: cheat, we assume structures are compatible */
2509 (const struct ieee80211_scan_ssid *) &sr->sr_ssid[0]);
2511 error = ieee80211_start_scan(vap, sr->sr_flags,
2512 sr->sr_duration, sr->sr_mindwell, sr->sr_maxdwell,
2514 /* NB: cheat, we assume structures are compatible */
2515 (const struct ieee80211_scan_ssid *) &sr->sr_ssid[0]);
2521 #undef IEEE80211_IOC_SCAN_FLAGS
2524 static __noinline int
2525 ieee80211_ioctl_scanreq(struct ieee80211vap *vap, struct ieee80211req *ireq)
2527 struct ieee80211com *ic = vap->iv_ic;
2528 struct ieee80211_scan_req sr; /* XXX off stack? */
2531 /* NB: parent must be running */
2532 if ((ic->ic_ifp->if_drv_flags & IFF_DRV_RUNNING) == 0)
2535 if (ireq->i_len != sizeof(sr))
2537 error = copyin(ireq->i_data, &sr, sizeof(sr));
2540 return ieee80211_scanreq(vap, &sr);
2543 static __noinline int
2544 ieee80211_ioctl_setstavlan(struct ieee80211vap *vap, struct ieee80211req *ireq)
2546 struct ieee80211_node *ni;
2547 struct ieee80211req_sta_vlan vlan;
2550 if (ireq->i_len != sizeof(vlan))
2552 error = copyin(ireq->i_data, &vlan, sizeof(vlan));
2555 if (!IEEE80211_ADDR_EQ(vlan.sv_macaddr, zerobssid)) {
2556 ni = ieee80211_find_vap_node(&vap->iv_ic->ic_sta, vap,
2561 ni = ieee80211_ref_node(vap->iv_bss);
2562 ni->ni_vlan = vlan.sv_vlan;
2563 ieee80211_free_node(ni);
2568 isvap11g(const struct ieee80211vap *vap)
2570 const struct ieee80211_node *bss = vap->iv_bss;
2571 return bss->ni_chan != IEEE80211_CHAN_ANYC &&
2572 IEEE80211_IS_CHAN_ANYG(bss->ni_chan);
2576 isvapht(const struct ieee80211vap *vap)
2578 const struct ieee80211_node *bss = vap->iv_bss;
2579 return bss->ni_chan != IEEE80211_CHAN_ANYC &&
2580 IEEE80211_IS_CHAN_HT(bss->ni_chan);
2584 * Dummy ioctl set handler so the linker set is defined.
2587 dummy_ioctl_set(struct ieee80211vap *vap, struct ieee80211req *ireq)
2591 IEEE80211_IOCTL_SET(dummy, dummy_ioctl_set);
2594 ieee80211_ioctl_setdefault(struct ieee80211vap *vap, struct ieee80211req *ireq)
2596 ieee80211_ioctl_setfunc * const *set;
2599 SET_FOREACH(set, ieee80211_ioctl_setset) {
2600 error = (*set)(vap, ireq);
2601 if (error != ENOSYS)
2607 static __noinline int
2608 ieee80211_ioctl_set80211(struct ieee80211vap *vap, u_long cmd, struct ieee80211req *ireq)
2610 struct ieee80211com *ic = vap->iv_ic;
2612 const struct ieee80211_authenticator *auth;
2613 uint8_t tmpkey[IEEE80211_KEYBUF_SIZE];
2614 char tmpssid[IEEE80211_NWID_LEN];
2615 uint8_t tmpbssid[IEEE80211_ADDR_LEN];
2616 struct ieee80211_key *k;
2621 switch (ireq->i_type) {
2622 case IEEE80211_IOC_SSID:
2623 if (ireq->i_val != 0 ||
2624 ireq->i_len > IEEE80211_NWID_LEN)
2626 error = copyin(ireq->i_data, tmpssid, ireq->i_len);
2629 memset(vap->iv_des_ssid[0].ssid, 0, IEEE80211_NWID_LEN);
2630 vap->iv_des_ssid[0].len = ireq->i_len;
2631 memcpy(vap->iv_des_ssid[0].ssid, tmpssid, ireq->i_len);
2632 vap->iv_des_nssid = (ireq->i_len > 0);
2635 case IEEE80211_IOC_WEP:
2636 switch (ireq->i_val) {
2637 case IEEE80211_WEP_OFF:
2638 vap->iv_flags &= ~IEEE80211_F_PRIVACY;
2639 vap->iv_flags &= ~IEEE80211_F_DROPUNENC;
2641 case IEEE80211_WEP_ON:
2642 vap->iv_flags |= IEEE80211_F_PRIVACY;
2643 vap->iv_flags |= IEEE80211_F_DROPUNENC;
2645 case IEEE80211_WEP_MIXED:
2646 vap->iv_flags |= IEEE80211_F_PRIVACY;
2647 vap->iv_flags &= ~IEEE80211_F_DROPUNENC;
2652 case IEEE80211_IOC_WEPKEY:
2653 kid = (u_int) ireq->i_val;
2654 if (kid >= IEEE80211_WEP_NKID)
2656 k = &vap->iv_nw_keys[kid];
2657 if (ireq->i_len == 0) {
2658 /* zero-len =>'s delete any existing key */
2659 (void) ieee80211_crypto_delkey(vap, k);
2662 if (ireq->i_len > sizeof(tmpkey))
2664 memset(tmpkey, 0, sizeof(tmpkey));
2665 error = copyin(ireq->i_data, tmpkey, ireq->i_len);
2668 ieee80211_key_update_begin(vap);
2669 k->wk_keyix = kid; /* NB: force fixed key id */
2670 if (ieee80211_crypto_newkey(vap, IEEE80211_CIPHER_WEP,
2671 IEEE80211_KEY_XMIT | IEEE80211_KEY_RECV, k)) {
2672 k->wk_keylen = ireq->i_len;
2673 memcpy(k->wk_key, tmpkey, sizeof(tmpkey));
2674 IEEE80211_ADDR_COPY(k->wk_macaddr, vap->iv_myaddr);
2675 if (!ieee80211_crypto_setkey(vap, k))
2679 ieee80211_key_update_end(vap);
2681 case IEEE80211_IOC_WEPTXKEY:
2682 kid = (u_int) ireq->i_val;
2683 if (kid >= IEEE80211_WEP_NKID &&
2684 (uint16_t) kid != IEEE80211_KEYIX_NONE)
2686 vap->iv_def_txkey = kid;
2688 case IEEE80211_IOC_AUTHMODE:
2689 switch (ireq->i_val) {
2690 case IEEE80211_AUTH_WPA:
2691 case IEEE80211_AUTH_8021X: /* 802.1x */
2692 case IEEE80211_AUTH_OPEN: /* open */
2693 case IEEE80211_AUTH_SHARED: /* shared-key */
2694 case IEEE80211_AUTH_AUTO: /* auto */
2695 auth = ieee80211_authenticator_get(ireq->i_val);
2702 switch (ireq->i_val) {
2703 case IEEE80211_AUTH_WPA: /* WPA w/ 802.1x */
2704 vap->iv_flags |= IEEE80211_F_PRIVACY;
2705 ireq->i_val = IEEE80211_AUTH_8021X;
2707 case IEEE80211_AUTH_OPEN: /* open */
2708 vap->iv_flags &= ~(IEEE80211_F_WPA|IEEE80211_F_PRIVACY);
2710 case IEEE80211_AUTH_SHARED: /* shared-key */
2711 case IEEE80211_AUTH_8021X: /* 802.1x */
2712 vap->iv_flags &= ~IEEE80211_F_WPA;
2713 /* both require a key so mark the PRIVACY capability */
2714 vap->iv_flags |= IEEE80211_F_PRIVACY;
2716 case IEEE80211_AUTH_AUTO: /* auto */
2717 vap->iv_flags &= ~IEEE80211_F_WPA;
2718 /* XXX PRIVACY handling? */
2719 /* XXX what's the right way to do this? */
2722 /* NB: authenticator attach/detach happens on state change */
2723 vap->iv_bss->ni_authmode = ireq->i_val;
2724 /* XXX mixed/mode/usage? */
2725 vap->iv_auth = auth;
2728 case IEEE80211_IOC_CHANNEL:
2729 error = ieee80211_ioctl_setchannel(vap, ireq);
2731 case IEEE80211_IOC_POWERSAVE:
2732 switch (ireq->i_val) {
2733 case IEEE80211_POWERSAVE_OFF:
2734 if (vap->iv_flags & IEEE80211_F_PMGTON) {
2735 ieee80211_syncflag(vap, -IEEE80211_F_PMGTON);
2739 case IEEE80211_POWERSAVE_ON:
2740 if ((vap->iv_caps & IEEE80211_C_PMGT) == 0)
2742 else if ((vap->iv_flags & IEEE80211_F_PMGTON) == 0) {
2743 ieee80211_syncflag(vap, IEEE80211_F_PMGTON);
2752 case IEEE80211_IOC_POWERSAVESLEEP:
2753 if (ireq->i_val < 0)
2755 ic->ic_lintval = ireq->i_val;
2758 case IEEE80211_IOC_RTSTHRESHOLD:
2759 if (!(IEEE80211_RTS_MIN <= ireq->i_val &&
2760 ireq->i_val <= IEEE80211_RTS_MAX))
2762 vap->iv_rtsthreshold = ireq->i_val;
2765 case IEEE80211_IOC_PROTMODE:
2766 if (ireq->i_val > IEEE80211_PROT_RTSCTS)
2768 ic->ic_protmode = (enum ieee80211_protmode)ireq->i_val;
2769 /* NB: if not operating in 11g this can wait */
2770 if (ic->ic_bsschan != IEEE80211_CHAN_ANYC &&
2771 IEEE80211_IS_CHAN_ANYG(ic->ic_bsschan))
2774 case IEEE80211_IOC_TXPOWER:
2775 if ((ic->ic_caps & IEEE80211_C_TXPMGT) == 0)
2777 if (!(IEEE80211_TXPOWER_MIN <= ireq->i_val &&
2778 ireq->i_val <= IEEE80211_TXPOWER_MAX))
2780 ic->ic_txpowlimit = ireq->i_val;
2783 case IEEE80211_IOC_ROAMING:
2784 if (!(IEEE80211_ROAMING_DEVICE <= ireq->i_val &&
2785 ireq->i_val <= IEEE80211_ROAMING_MANUAL))
2787 vap->iv_roaming = (enum ieee80211_roamingmode)ireq->i_val;
2790 case IEEE80211_IOC_PRIVACY:
2792 /* XXX check for key state? */
2793 vap->iv_flags |= IEEE80211_F_PRIVACY;
2795 vap->iv_flags &= ~IEEE80211_F_PRIVACY;
2798 case IEEE80211_IOC_DROPUNENCRYPTED:
2800 vap->iv_flags |= IEEE80211_F_DROPUNENC;
2802 vap->iv_flags &= ~IEEE80211_F_DROPUNENC;
2805 case IEEE80211_IOC_WPAKEY:
2806 error = ieee80211_ioctl_setkey(vap, ireq);
2808 case IEEE80211_IOC_DELKEY:
2809 error = ieee80211_ioctl_delkey(vap, ireq);
2811 case IEEE80211_IOC_MLME:
2812 error = ieee80211_ioctl_setmlme(vap, ireq);
2814 case IEEE80211_IOC_COUNTERMEASURES:
2816 if ((vap->iv_flags & IEEE80211_F_WPA) == 0)
2818 vap->iv_flags |= IEEE80211_F_COUNTERM;
2820 vap->iv_flags &= ~IEEE80211_F_COUNTERM;
2823 case IEEE80211_IOC_WPA:
2824 if (ireq->i_val > 3)
2826 /* XXX verify ciphers available */
2827 flags = vap->iv_flags & ~IEEE80211_F_WPA;
2828 switch (ireq->i_val) {
2830 if (!(vap->iv_caps & IEEE80211_C_WPA1))
2832 flags |= IEEE80211_F_WPA1;
2835 if (!(vap->iv_caps & IEEE80211_C_WPA2))
2837 flags |= IEEE80211_F_WPA2;
2840 if ((vap->iv_caps & IEEE80211_C_WPA) != IEEE80211_C_WPA)
2842 flags |= IEEE80211_F_WPA1 | IEEE80211_F_WPA2;
2844 default: /* Can't set any -> error */
2847 vap->iv_flags = flags;
2848 error = ERESTART; /* NB: can change beacon frame */
2850 case IEEE80211_IOC_WME:
2852 if ((vap->iv_caps & IEEE80211_C_WME) == 0)
2854 ieee80211_syncflag(vap, IEEE80211_F_WME);
2856 ieee80211_syncflag(vap, -IEEE80211_F_WME);
2857 error = ERESTART; /* NB: can change beacon frame */
2859 case IEEE80211_IOC_HIDESSID:
2861 vap->iv_flags |= IEEE80211_F_HIDESSID;
2863 vap->iv_flags &= ~IEEE80211_F_HIDESSID;
2864 error = ERESTART; /* XXX ENETRESET? */
2866 case IEEE80211_IOC_APBRIDGE:
2867 if (ireq->i_val == 0)
2868 vap->iv_flags |= IEEE80211_F_NOBRIDGE;
2870 vap->iv_flags &= ~IEEE80211_F_NOBRIDGE;
2872 case IEEE80211_IOC_BSSID:
2873 if (ireq->i_len != sizeof(tmpbssid))
2875 error = copyin(ireq->i_data, tmpbssid, ireq->i_len);
2878 IEEE80211_ADDR_COPY(vap->iv_des_bssid, tmpbssid);
2879 if (IEEE80211_ADDR_EQ(vap->iv_des_bssid, zerobssid))
2880 vap->iv_flags &= ~IEEE80211_F_DESBSSID;
2882 vap->iv_flags |= IEEE80211_F_DESBSSID;
2885 case IEEE80211_IOC_CHANLIST:
2886 error = ieee80211_ioctl_setchanlist(vap, ireq);
2888 #define OLD_IEEE80211_IOC_SCAN_REQ 23
2889 #ifdef OLD_IEEE80211_IOC_SCAN_REQ
2890 case OLD_IEEE80211_IOC_SCAN_REQ:
2891 IEEE80211_DPRINTF(vap, IEEE80211_MSG_SCAN,
2892 "%s: active scan request\n", __func__);
2894 * If we are in INIT state then the driver has never
2895 * had a chance to setup hardware state to do a scan;
2896 * use the state machine to get us up the SCAN state.
2897 * Otherwise just invoke the scan machinery to start
2900 if (vap->iv_state == IEEE80211_S_INIT)
2901 ieee80211_new_state(vap, IEEE80211_S_SCAN, 0);
2903 (void) ieee80211_start_scan(vap,
2904 IEEE80211_SCAN_ACTIVE |
2905 IEEE80211_SCAN_NOPICK |
2906 IEEE80211_SCAN_ONCE,
2907 IEEE80211_SCAN_FOREVER, 0, 0,
2908 /* XXX use ioctl params */
2909 vap->iv_des_nssid, vap->iv_des_ssid);
2911 #endif /* OLD_IEEE80211_IOC_SCAN_REQ */
2912 case IEEE80211_IOC_SCAN_REQ:
2913 error = ieee80211_ioctl_scanreq(vap, ireq);
2915 case IEEE80211_IOC_SCAN_CANCEL:
2916 IEEE80211_DPRINTF(vap, IEEE80211_MSG_SCAN,
2917 "%s: cancel scan\n", __func__);
2918 ieee80211_cancel_scan(vap);
2920 case IEEE80211_IOC_HTCONF:
2921 if (ireq->i_val & 1)
2922 ieee80211_syncflag_ht(vap, IEEE80211_FHT_HT);
2924 ieee80211_syncflag_ht(vap, -IEEE80211_FHT_HT);
2925 if (ireq->i_val & 2)
2926 ieee80211_syncflag_ht(vap, IEEE80211_FHT_USEHT40);
2928 ieee80211_syncflag_ht(vap, -IEEE80211_FHT_USEHT40);
2931 case IEEE80211_IOC_ADDMAC:
2932 case IEEE80211_IOC_DELMAC:
2933 error = ieee80211_ioctl_macmac(vap, ireq);
2935 case IEEE80211_IOC_MACCMD:
2936 error = ieee80211_ioctl_setmaccmd(vap, ireq);
2938 case IEEE80211_IOC_STA_STATS:
2939 error = ieee80211_ioctl_setstastats(vap, ireq);
2941 case IEEE80211_IOC_STA_TXPOW:
2942 error = ieee80211_ioctl_setstatxpow(vap, ireq);
2944 case IEEE80211_IOC_WME_CWMIN: /* WME: CWmin */
2945 case IEEE80211_IOC_WME_CWMAX: /* WME: CWmax */
2946 case IEEE80211_IOC_WME_AIFS: /* WME: AIFS */
2947 case IEEE80211_IOC_WME_TXOPLIMIT: /* WME: txops limit */
2948 case IEEE80211_IOC_WME_ACM: /* WME: ACM (bss only) */
2949 case IEEE80211_IOC_WME_ACKPOLICY: /* WME: ACK policy (bss only) */
2950 error = ieee80211_ioctl_setwmeparam(vap, ireq);
2952 case IEEE80211_IOC_DTIM_PERIOD:
2953 if (vap->iv_opmode != IEEE80211_M_HOSTAP &&
2954 vap->iv_opmode != IEEE80211_M_MBSS &&
2955 vap->iv_opmode != IEEE80211_M_IBSS)
2957 if (IEEE80211_DTIM_MIN <= ireq->i_val &&
2958 ireq->i_val <= IEEE80211_DTIM_MAX) {
2959 vap->iv_dtim_period = ireq->i_val;
2960 error = ENETRESET; /* requires restart */
2964 case IEEE80211_IOC_BEACON_INTERVAL:
2965 if (vap->iv_opmode != IEEE80211_M_HOSTAP &&
2966 vap->iv_opmode != IEEE80211_M_MBSS &&
2967 vap->iv_opmode != IEEE80211_M_IBSS)
2969 if (IEEE80211_BINTVAL_MIN <= ireq->i_val &&
2970 ireq->i_val <= IEEE80211_BINTVAL_MAX) {
2971 ic->ic_bintval = ireq->i_val;
2972 error = ENETRESET; /* requires restart */
2976 case IEEE80211_IOC_PUREG:
2978 vap->iv_flags |= IEEE80211_F_PUREG;
2980 vap->iv_flags &= ~IEEE80211_F_PUREG;
2981 /* NB: reset only if we're operating on an 11g channel */
2985 case IEEE80211_IOC_QUIET:
2986 vap->iv_quiet= ireq->i_val;
2988 case IEEE80211_IOC_QUIET_COUNT:
2989 vap->iv_quiet_count=ireq->i_val;
2991 case IEEE80211_IOC_QUIET_PERIOD:
2992 vap->iv_quiet_period=ireq->i_val;
2994 case IEEE80211_IOC_QUIET_OFFSET:
2995 vap->iv_quiet_offset=ireq->i_val;
2997 case IEEE80211_IOC_QUIET_DUR:
2998 if(ireq->i_val < vap->iv_bss->ni_intval)
2999 vap->iv_quiet_duration = ireq->i_val;
3003 case IEEE80211_IOC_BGSCAN:
3005 if ((vap->iv_caps & IEEE80211_C_BGSCAN) == 0)
3007 vap->iv_flags |= IEEE80211_F_BGSCAN;
3009 vap->iv_flags &= ~IEEE80211_F_BGSCAN;
3011 case IEEE80211_IOC_BGSCAN_IDLE:
3012 if (ireq->i_val >= IEEE80211_BGSCAN_IDLE_MIN)
3013 vap->iv_bgscanidle = ireq->i_val*hz/1000;
3017 case IEEE80211_IOC_BGSCAN_INTERVAL:
3018 if (ireq->i_val >= IEEE80211_BGSCAN_INTVAL_MIN)
3019 vap->iv_bgscanintvl = ireq->i_val*hz;
3023 case IEEE80211_IOC_SCANVALID:
3024 if (ireq->i_val >= IEEE80211_SCAN_VALID_MIN)
3025 vap->iv_scanvalid = ireq->i_val*hz;
3029 case IEEE80211_IOC_FRAGTHRESHOLD:
3030 if ((vap->iv_caps & IEEE80211_C_TXFRAG) == 0 &&
3031 ireq->i_val != IEEE80211_FRAG_MAX)
3033 if (!(IEEE80211_FRAG_MIN <= ireq->i_val &&
3034 ireq->i_val <= IEEE80211_FRAG_MAX))
3036 vap->iv_fragthreshold = ireq->i_val;
3039 case IEEE80211_IOC_BURST:
3041 if ((vap->iv_caps & IEEE80211_C_BURST) == 0)
3043 ieee80211_syncflag(vap, IEEE80211_F_BURST);
3045 ieee80211_syncflag(vap, -IEEE80211_F_BURST);
3048 case IEEE80211_IOC_BMISSTHRESHOLD:
3049 if (!(IEEE80211_HWBMISS_MIN <= ireq->i_val &&
3050 ireq->i_val <= IEEE80211_HWBMISS_MAX))
3052 vap->iv_bmissthreshold = ireq->i_val;
3055 case IEEE80211_IOC_CURCHAN:
3056 error = ieee80211_ioctl_setcurchan(vap, ireq);
3058 case IEEE80211_IOC_SHORTGI:
3060 #define IEEE80211_HTCAP_SHORTGI \
3061 (IEEE80211_HTCAP_SHORTGI20 | IEEE80211_HTCAP_SHORTGI40)
3062 if (((ireq->i_val ^ vap->iv_htcaps) & IEEE80211_HTCAP_SHORTGI) != 0)
3064 if (ireq->i_val & IEEE80211_HTCAP_SHORTGI20)
3065 vap->iv_flags_ht |= IEEE80211_FHT_SHORTGI20;
3066 if (ireq->i_val & IEEE80211_HTCAP_SHORTGI40)
3067 vap->iv_flags_ht |= IEEE80211_FHT_SHORTGI40;
3068 #undef IEEE80211_HTCAP_SHORTGI
3071 ~(IEEE80211_FHT_SHORTGI20 | IEEE80211_FHT_SHORTGI40);
3074 case IEEE80211_IOC_AMPDU:
3075 if (ireq->i_val && (vap->iv_htcaps & IEEE80211_HTC_AMPDU) == 0)
3077 if (ireq->i_val & 1)
3078 vap->iv_flags_ht |= IEEE80211_FHT_AMPDU_TX;
3080 vap->iv_flags_ht &= ~IEEE80211_FHT_AMPDU_TX;
3081 if (ireq->i_val & 2)
3082 vap->iv_flags_ht |= IEEE80211_FHT_AMPDU_RX;
3084 vap->iv_flags_ht &= ~IEEE80211_FHT_AMPDU_RX;
3085 /* NB: reset only if we're operating on an 11n channel */
3089 case IEEE80211_IOC_AMPDU_LIMIT:
3090 if (!(IEEE80211_HTCAP_MAXRXAMPDU_8K <= ireq->i_val &&
3091 ireq->i_val <= IEEE80211_HTCAP_MAXRXAMPDU_64K))
3093 if (vap->iv_opmode == IEEE80211_M_HOSTAP)
3094 vap->iv_ampdu_rxmax = ireq->i_val;
3096 vap->iv_ampdu_limit = ireq->i_val;
3099 case IEEE80211_IOC_AMPDU_DENSITY:
3100 if (!(IEEE80211_HTCAP_MPDUDENSITY_NA <= ireq->i_val &&
3101 ireq->i_val <= IEEE80211_HTCAP_MPDUDENSITY_16))
3103 vap->iv_ampdu_density = ireq->i_val;
3106 case IEEE80211_IOC_AMSDU:
3107 if (ireq->i_val && (vap->iv_htcaps & IEEE80211_HTC_AMSDU) == 0)
3109 if (ireq->i_val & 1)
3110 vap->iv_flags_ht |= IEEE80211_FHT_AMSDU_TX;
3112 vap->iv_flags_ht &= ~IEEE80211_FHT_AMSDU_TX;
3113 if (ireq->i_val & 2)
3114 vap->iv_flags_ht |= IEEE80211_FHT_AMSDU_RX;
3116 vap->iv_flags_ht &= ~IEEE80211_FHT_AMSDU_RX;
3117 /* NB: reset only if we're operating on an 11n channel */
3121 case IEEE80211_IOC_AMSDU_LIMIT:
3123 vap->iv_amsdu_limit = ireq->i_val; /* XXX truncation? */
3125 case IEEE80211_IOC_PUREN:
3127 if ((vap->iv_flags_ht & IEEE80211_FHT_HT) == 0)
3129 vap->iv_flags_ht |= IEEE80211_FHT_PUREN;
3131 vap->iv_flags_ht &= ~IEEE80211_FHT_PUREN;
3132 /* NB: reset only if we're operating on an 11n channel */
3136 case IEEE80211_IOC_DOTH:
3139 /* XXX no capability */
3140 if ((vap->iv_caps & IEEE80211_C_DOTH) == 0)
3143 vap->iv_flags |= IEEE80211_F_DOTH;
3145 vap->iv_flags &= ~IEEE80211_F_DOTH;
3148 case IEEE80211_IOC_REGDOMAIN:
3149 error = ieee80211_ioctl_setregdomain(vap, ireq);
3151 case IEEE80211_IOC_ROAM:
3152 error = ieee80211_ioctl_setroam(vap, ireq);
3154 case IEEE80211_IOC_TXPARAMS:
3155 error = ieee80211_ioctl_settxparams(vap, ireq);
3157 case IEEE80211_IOC_HTCOMPAT:
3159 if ((vap->iv_flags_ht & IEEE80211_FHT_HT) == 0)
3161 vap->iv_flags_ht |= IEEE80211_FHT_HTCOMPAT;
3163 vap->iv_flags_ht &= ~IEEE80211_FHT_HTCOMPAT;
3164 /* NB: reset only if we're operating on an 11n channel */
3168 case IEEE80211_IOC_DWDS:
3170 /* NB: DWDS only makes sense for WDS-capable devices */
3171 if ((ic->ic_caps & IEEE80211_C_WDS) == 0)
3173 /* NB: DWDS is used only with ap+sta vaps */
3174 if (vap->iv_opmode != IEEE80211_M_HOSTAP &&
3175 vap->iv_opmode != IEEE80211_M_STA)
3177 vap->iv_flags |= IEEE80211_F_DWDS;
3178 if (vap->iv_opmode == IEEE80211_M_STA)
3179 vap->iv_flags_ext |= IEEE80211_FEXT_4ADDR;
3181 vap->iv_flags &= ~IEEE80211_F_DWDS;
3182 if (vap->iv_opmode == IEEE80211_M_STA)
3183 vap->iv_flags_ext &= ~IEEE80211_FEXT_4ADDR;
3186 case IEEE80211_IOC_INACTIVITY:
3188 vap->iv_flags_ext |= IEEE80211_FEXT_INACT;
3190 vap->iv_flags_ext &= ~IEEE80211_FEXT_INACT;
3192 case IEEE80211_IOC_APPIE:
3193 error = ieee80211_ioctl_setappie(vap, ireq);
3195 case IEEE80211_IOC_WPS:
3197 if ((vap->iv_caps & IEEE80211_C_WPA) == 0)
3199 vap->iv_flags_ext |= IEEE80211_FEXT_WPS;
3201 vap->iv_flags_ext &= ~IEEE80211_FEXT_WPS;
3203 case IEEE80211_IOC_TSN:
3205 if ((vap->iv_caps & IEEE80211_C_WPA) == 0)
3207 vap->iv_flags_ext |= IEEE80211_FEXT_TSN;
3209 vap->iv_flags_ext &= ~IEEE80211_FEXT_TSN;
3211 case IEEE80211_IOC_CHANSWITCH:
3212 error = ieee80211_ioctl_chanswitch(vap, ireq);
3214 case IEEE80211_IOC_DFS:
3216 if ((vap->iv_caps & IEEE80211_C_DFS) == 0)
3218 /* NB: DFS requires 11h support */
3219 if ((vap->iv_flags & IEEE80211_F_DOTH) == 0)
3221 vap->iv_flags_ext |= IEEE80211_FEXT_DFS;
3223 vap->iv_flags_ext &= ~IEEE80211_FEXT_DFS;
3225 case IEEE80211_IOC_DOTD:
3227 vap->iv_flags_ext |= IEEE80211_FEXT_DOTD;
3229 vap->iv_flags_ext &= ~IEEE80211_FEXT_DOTD;
3230 if (vap->iv_opmode == IEEE80211_M_STA)
3233 case IEEE80211_IOC_HTPROTMODE:
3234 if (ireq->i_val > IEEE80211_PROT_RTSCTS)
3236 ic->ic_htprotmode = ireq->i_val ?
3237 IEEE80211_PROT_RTSCTS : IEEE80211_PROT_NONE;
3238 /* NB: if not operating in 11n this can wait */
3242 case IEEE80211_IOC_STA_VLAN:
3243 error = ieee80211_ioctl_setstavlan(vap, ireq);
3245 case IEEE80211_IOC_SMPS:
3246 if ((ireq->i_val &~ IEEE80211_HTCAP_SMPS) != 0 ||
3247 ireq->i_val == 0x0008) /* value of 2 is reserved */
3249 if (ireq->i_val != IEEE80211_HTCAP_SMPS_OFF &&
3250 (vap->iv_htcaps & IEEE80211_HTC_SMPS) == 0)
3252 vap->iv_htcaps = (vap->iv_htcaps &~ IEEE80211_HTCAP_SMPS) |
3254 /* NB: if not operating in 11n this can wait */
3258 case IEEE80211_IOC_RIFS:
3259 if (ireq->i_val != 0) {
3260 if ((vap->iv_htcaps & IEEE80211_HTC_RIFS) == 0)
3262 vap->iv_flags_ht |= IEEE80211_FHT_RIFS;
3264 vap->iv_flags_ht &= ~IEEE80211_FHT_RIFS;
3265 /* NB: if not operating in 11n this can wait */
3270 error = ieee80211_ioctl_setdefault(vap, ireq);
3274 * The convention is that ENETRESET means an operation
3275 * requires a complete re-initialization of the device (e.g.
3276 * changing something that affects the association state).
3277 * ERESTART means the request may be handled with only a
3278 * reload of the hardware state. We hand ERESTART requests
3279 * to the iv_reset callback so the driver can decide. If
3280 * a device does not fillin iv_reset then it defaults to one
3281 * that returns ENETRESET. Otherwise a driver may return
3282 * ENETRESET (in which case a full reset will be done) or
3283 * 0 to mean there's no need to do anything (e.g. when the
3284 * change has no effect on the driver/device).
3286 if (error == ERESTART)
3287 error = IFNET_IS_UP_RUNNING(vap->iv_ifp) ?
3288 vap->iv_reset(vap, ireq->i_type) : 0;
3289 if (error == ENETRESET) {
3290 /* XXX need to re-think AUTO handling */
3291 if (IS_UP_AUTO(vap))
3292 ieee80211_init(vap);
3299 * Rebuild the parent's multicast address list after an add/del
3300 * of a multicast address for a vap. We have no way to tell
3301 * what happened above to optimize the work so we purge the entire
3302 * list and rebuild from scratch. This is way expensive.
3303 * Note also the half-baked workaround for if_addmulti calling
3304 * back to the parent device; there's no way to insert mcast
3305 * entries quietly and/or cheaply.
3308 ieee80211_ioctl_updatemulti(struct ieee80211com *ic)
3310 struct ifnet *parent = ic->ic_ifp;
3311 struct ieee80211vap *vap;
3315 if_delallmulti(parent);
3316 ioctl = parent->if_ioctl; /* XXX WAR if_allmulti */
3317 parent->if_ioctl = NULL;
3318 TAILQ_FOREACH(vap, &ic->ic_vaps, iv_next) {
3319 struct ifnet *ifp = vap->iv_ifp;
3320 struct ifmultiaddr *ifma;
3322 TAILQ_FOREACH(ifma, &ifp->if_multiaddrs, ifma_link) {
3323 if (ifma->ifma_addr->sa_family != AF_LINK)
3325 (void) if_addmulti(parent, ifma->ifma_addr, NULL);
3328 parent->if_ioctl = ioctl;
3329 ieee80211_runtask(ic, &ic->ic_mcast_task);
3330 IEEE80211_UNLOCK(ic);
3334 ieee80211_ioctl(struct ifnet *ifp, u_long cmd, caddr_t data)
3336 struct ieee80211vap *vap = ifp->if_softc;
3337 struct ieee80211com *ic = vap->iv_ic;
3340 struct ifaddr *ifa; /* XXX */
3345 ieee80211_syncifflag_locked(ic, IFF_PROMISC);
3346 ieee80211_syncifflag_locked(ic, IFF_ALLMULTI);
3347 if (ifp->if_flags & IFF_UP) {
3349 * Bring ourself up unless we're already operational.
3350 * If we're the first vap and the parent is not up
3351 * then it will automatically be brought up as a
3352 * side-effect of bringing ourself up.
3354 if (vap->iv_state == IEEE80211_S_INIT)
3355 ieee80211_start_locked(vap);
3356 } else if (ifp->if_drv_flags & IFF_DRV_RUNNING) {
3358 * Stop ourself. If we are the last vap to be
3359 * marked down the parent will also be taken down.
3361 ieee80211_stop_locked(vap);
3363 IEEE80211_UNLOCK(ic);
3364 /* Wait for parent ioctl handler if it was queued */
3365 ieee80211_waitfor_parent(ic);
3369 ieee80211_ioctl_updatemulti(ic);
3373 ifr = (struct ifreq *)data;
3374 error = ifmedia_ioctl(ifp, ifr, &vap->iv_media, cmd);
3377 error = ieee80211_ioctl_get80211(vap, cmd,
3378 (struct ieee80211req *) data);
3381 error = priv_check(curthread, PRIV_NET80211_MANAGE);
3383 error = ieee80211_ioctl_set80211(vap, cmd,
3384 (struct ieee80211req *) data);
3386 case SIOCG80211STATS:
3387 ifr = (struct ifreq *)data;
3388 copyout(&vap->iv_stats, ifr->ifr_data, sizeof (vap->iv_stats));
3391 ifr = (struct ifreq *)data;
3392 if (!(IEEE80211_MTU_MIN <= ifr->ifr_mtu &&
3393 ifr->ifr_mtu <= IEEE80211_MTU_MAX))
3396 ifp->if_mtu = ifr->ifr_mtu;
3400 * XXX Handle this directly so we can supress if_init calls.
3401 * XXX This should be done in ether_ioctl but for the moment
3402 * XXX there are too many other parts of the system that
3403 * XXX set IFF_UP and so supress if_init being called when
3406 ifa = (struct ifaddr *) data;
3407 switch (ifa->ifa_addr->sa_family) {
3410 if ((ifp->if_flags & IFF_UP) == 0) {
3411 ifp->if_flags |= IFF_UP;
3412 ifp->if_init(ifp->if_softc);
3414 arp_ifinit(ifp, ifa);
3418 if ((ifp->if_flags & IFF_UP) == 0) {
3419 ifp->if_flags |= IFF_UP;
3420 ifp->if_init(ifp->if_softc);
3425 /* Pass NDIS ioctls up to the driver */
3428 case SIOCGPRIVATE_0: {
3429 struct ifnet *parent = vap->iv_ic->ic_ifp;
3430 error = parent->if_ioctl(parent, cmd, data);
3434 error = ether_ioctl(ifp, cmd, data);