2 * WPA Supplicant - driver interaction with BSD net80211 layer
3 * Copyright (c) 2004, Sam Leffler <sam@errno.com>
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License version 2 as
7 * published by the Free Software Foundation.
9 * Alternatively, this software may be distributed under the terms of BSD
12 * See README and COPYING for more details.
21 #include <sys/ioctl.h>
27 #include "wpa_supplicant.h"
28 #include "l2_packet.h"
29 #include "wpa.h" /* XXX for RSN_INFO_ELEM */
31 #include <sys/socket.h>
33 #include <net/ethernet.h>
35 #include <net80211/ieee80211.h>
36 #include <net80211/ieee80211_crypto.h>
37 #include <net80211/ieee80211_ioctl.h>
39 struct wpa_driver_bsd_data {
40 int sock; /* open socket for 802.11 ioctls */
41 int route; /* routing socket for events */
42 char ifname[IFNAMSIZ+1]; /* interface name */
43 unsigned int ifindex; /* interface index */
45 int prev_roaming; /* roaming state to restore on deinit */
46 int prev_privacy; /* privacy state to restore on deinit */
47 int prev_wpa; /* wpa state to restore on deinit */
51 set80211var(struct wpa_driver_bsd_data *drv, int op, const void *arg, int arg_len)
53 struct ieee80211req ireq;
55 memset(&ireq, 0, sizeof(ireq));
56 strncpy(ireq.i_name, drv->ifname, IFNAMSIZ);
59 ireq.i_data = (void *) arg;
61 if (ioctl(drv->sock, SIOCS80211, &ireq) < 0) {
62 fprintf(stderr, "ioctl[SIOCS80211, op %u, len %u]: %s\n",
63 op, arg_len, strerror(errno));
70 get80211var(struct wpa_driver_bsd_data *drv, int op, void *arg, int arg_len)
72 struct ieee80211req ireq;
74 memset(&ireq, 0, sizeof(ireq));
75 strncpy(ireq.i_name, drv->ifname, IFNAMSIZ);
80 if (ioctl(drv->sock, SIOCG80211, &ireq) < 0) {
81 fprintf(stderr, "ioctl[SIOCG80211, op %u, len %u]: %s\n",
82 op, arg_len, strerror(errno));
89 set80211param(struct wpa_driver_bsd_data *drv, int op, int arg)
91 struct ieee80211req ireq;
93 memset(&ireq, 0, sizeof(ireq));
94 strncpy(ireq.i_name, drv->ifname, IFNAMSIZ);
98 if (ioctl(drv->sock, SIOCS80211, &ireq) < 0) {
99 fprintf(stderr, "ioctl[SIOCS80211, op %u, arg 0x%x]: %s\n",
100 op, arg, strerror(errno));
107 get80211param(struct wpa_driver_bsd_data *drv, int op)
109 struct ieee80211req ireq;
111 memset(&ireq, 0, sizeof(ireq));
112 strncpy(ireq.i_name, drv->ifname, IFNAMSIZ);
115 if (ioctl(drv->sock, SIOCG80211, &ireq) < 0) {
116 fprintf(stderr, "ioctl[SIOCG80211, op %u]: %s\n",
117 op, strerror(errno));
124 getifflags(struct wpa_driver_bsd_data *drv, int *flags)
128 memset(&ifr, 0, sizeof(ifr));
129 strncpy(ifr.ifr_name, drv->ifname, sizeof (ifr.ifr_name));
130 if (ioctl(drv->sock, SIOCGIFFLAGS, (caddr_t)&ifr) < 0) {
131 perror("SIOCGIFFLAGS");
134 *flags = (ifr.ifr_flags & 0xffff) | (ifr.ifr_flagshigh << 16);
139 setifflags(struct wpa_driver_bsd_data *drv, int flags)
143 memset(&ifr, 0, sizeof(ifr));
144 strncpy(ifr.ifr_name, drv->ifname, sizeof (ifr.ifr_name));
145 ifr.ifr_flags = flags & 0xffff;
146 ifr.ifr_flagshigh = flags >> 16;
147 if (ioctl(drv->sock, SIOCSIFFLAGS, (caddr_t)&ifr) < 0) {
148 perror("SIOCSIFFLAGS");
155 wpa_driver_bsd_get_bssid(void *priv, u8 *bssid)
157 struct wpa_driver_bsd_data *drv = priv;
159 return get80211var(drv, IEEE80211_IOC_BSSID,
160 bssid, IEEE80211_ADDR_LEN) < 0 ? -1 : 0;
165 wpa_driver_bsd_set_bssid(void *priv, const char *bssid)
167 struct wpa_driver_bsd_data *drv = priv;
169 return set80211var(drv, IEEE80211_IOC_BSSID,
170 bssid, IEEE80211_ADDR_LEN);
175 wpa_driver_bsd_get_ssid(void *priv, u8 *ssid)
177 struct wpa_driver_bsd_data *drv = priv;
179 return get80211var(drv, IEEE80211_IOC_SSID,
180 ssid, IEEE80211_NWID_LEN);
184 wpa_driver_bsd_set_ssid(void *priv, const char *ssid,
187 struct wpa_driver_bsd_data *drv = priv;
189 return set80211var(drv, IEEE80211_IOC_SSID, ssid, ssid_len);
193 wpa_driver_bsd_set_wpa_ie(struct wpa_driver_bsd_data *drv,
194 const char *wpa_ie, size_t wpa_ie_len)
196 return set80211var(drv, IEEE80211_IOC_OPTIE, wpa_ie, wpa_ie_len);
200 wpa_driver_bsd_set_wpa_internal(void *priv, int wpa, int privacy)
202 struct wpa_driver_bsd_data *drv = priv;
205 wpa_printf(MSG_DEBUG, "%s: wpa=%d privacy=%d",
206 __FUNCTION__, wpa, privacy);
208 if (!wpa && wpa_driver_bsd_set_wpa_ie(drv, NULL, 0) < 0)
210 if (set80211param(drv, IEEE80211_IOC_PRIVACY, privacy) < 0)
212 if (set80211param(drv, IEEE80211_IOC_WPA, wpa) < 0)
219 wpa_driver_bsd_set_wpa(void *priv, int enabled)
221 wpa_printf(MSG_DEBUG, "%s: enabled=%d", __FUNCTION__, enabled);
223 return wpa_driver_bsd_set_wpa_internal(priv, enabled ? 3 : 0, enabled);
227 wpa_driver_bsd_del_key(struct wpa_driver_bsd_data *drv, int key_idx,
228 const unsigned char *addr)
230 struct ieee80211req_del_key wk;
232 memset(&wk, 0, sizeof(wk));
234 bcmp(addr, "\xff\xff\xff\xff\xff\xff", IEEE80211_ADDR_LEN) != 0) {
235 struct ether_addr ea;
237 memcpy(&ea, addr, IEEE80211_ADDR_LEN);
238 wpa_printf(MSG_DEBUG, "%s: addr=%s keyidx=%d",
239 __func__, ether_ntoa(&ea), key_idx);
240 memcpy(wk.idk_macaddr, addr, IEEE80211_ADDR_LEN);
241 wk.idk_keyix = (uint8_t) IEEE80211_KEYIX_NONE;
243 wpa_printf(MSG_DEBUG, "%s: keyidx=%d", __func__, key_idx);
244 wk.idk_keyix = key_idx;
246 return set80211var(drv, IEEE80211_IOC_DELKEY, &wk, sizeof(wk));
250 wpa_driver_bsd_set_key(void *priv, wpa_alg alg,
251 const unsigned char *addr, int key_idx, int set_tx,
252 const u8 *seq, size_t seq_len,
253 const u8 *key, size_t key_len)
255 struct wpa_driver_bsd_data *drv = priv;
256 struct ieee80211req_key wk;
257 struct ether_addr ea;
261 if (alg == WPA_ALG_NONE)
262 return wpa_driver_bsd_del_key(drv, key_idx, addr);
267 cipher = IEEE80211_CIPHER_WEP;
271 cipher = IEEE80211_CIPHER_TKIP;
275 cipher = IEEE80211_CIPHER_AES_CCM;
278 wpa_printf(MSG_DEBUG, "%s: unknown/unsupported algorithm %d",
283 memcpy(&ea, addr, IEEE80211_ADDR_LEN);
284 wpa_printf(MSG_DEBUG,
285 "%s: alg=%s addr=%s key_idx=%d set_tx=%d seq_len=%zu key_len=%zu",
286 __func__, alg_name, ether_ntoa(&ea), key_idx, set_tx,
289 if (seq_len > sizeof(u_int64_t)) {
290 wpa_printf(MSG_DEBUG, "%s: seq_len %zu too big",
294 if (key_len > sizeof(wk.ik_keydata)) {
295 wpa_printf(MSG_DEBUG, "%s: key length %zu too big",
300 memset(&wk, 0, sizeof(wk));
302 wk.ik_flags = IEEE80211_KEY_RECV;
304 wk.ik_flags |= IEEE80211_KEY_XMIT;
305 memcpy(wk.ik_macaddr, addr, IEEE80211_ADDR_LEN);
307 * Deduce whether group/global or unicast key by checking
308 * the address (yech). Note also that we can only mark global
309 * keys default; doing this for a unicast key is an error.
311 if (bcmp(addr, "\xff\xff\xff\xff\xff\xff", IEEE80211_ADDR_LEN) == 0) {
312 wk.ik_flags |= IEEE80211_KEY_GROUP;
313 wk.ik_keyix = key_idx;
315 wk.ik_keyix = (key_idx == 0 ? IEEE80211_KEYIX_NONE : key_idx);
317 if (wk.ik_keyix != IEEE80211_KEYIX_NONE && set_tx)
318 wk.ik_flags |= IEEE80211_KEY_DEFAULT;
319 wk.ik_keylen = key_len;
320 memcpy(&wk.ik_keyrsc, seq, seq_len);
321 wk.ik_keyrsc = le64toh(wk.ik_keyrsc);
322 memcpy(wk.ik_keydata, key, key_len);
324 return set80211var(drv, IEEE80211_IOC_WPAKEY, &wk, sizeof(wk));
328 wpa_driver_bsd_set_countermeasures(void *priv, int enabled)
330 struct wpa_driver_bsd_data *drv = priv;
332 wpa_printf(MSG_DEBUG, "%s: enabled=%d", __func__, enabled);
333 return set80211param(drv, IEEE80211_IOC_COUNTERMEASURES, enabled);
338 wpa_driver_bsd_set_drop_unencrypted(void *priv, int enabled)
340 struct wpa_driver_bsd_data *drv = priv;
342 wpa_printf(MSG_DEBUG, "%s: enabled=%d", __func__, enabled);
343 return set80211param(drv, IEEE80211_IOC_DROPUNENCRYPTED, enabled);
347 wpa_driver_bsd_deauthenticate(void *priv, const u8 *addr, int reason_code)
349 struct wpa_driver_bsd_data *drv = priv;
350 struct ieee80211req_mlme mlme;
352 wpa_printf(MSG_DEBUG, "%s", __func__);
353 memset(&mlme, 0, sizeof(mlme));
354 mlme.im_op = IEEE80211_MLME_DEAUTH;
355 mlme.im_reason = reason_code;
356 memcpy(mlme.im_macaddr, addr, IEEE80211_ADDR_LEN);
357 return set80211var(drv, IEEE80211_IOC_MLME, &mlme, sizeof(mlme));
361 wpa_driver_bsd_disassociate(void *priv, const u8 *addr, int reason_code)
363 struct wpa_driver_bsd_data *drv = priv;
364 struct ieee80211req_mlme mlme;
366 wpa_printf(MSG_DEBUG, "%s", __func__);
367 memset(&mlme, 0, sizeof(mlme));
368 mlme.im_op = IEEE80211_MLME_DISASSOC;
369 mlme.im_reason = reason_code;
370 memcpy(mlme.im_macaddr, addr, IEEE80211_ADDR_LEN);
371 return set80211var(drv, IEEE80211_IOC_MLME, &mlme, sizeof(mlme));
375 wpa_driver_bsd_associate(void *priv, struct wpa_driver_associate_params *params)
377 struct wpa_driver_bsd_data *drv = priv;
378 struct ieee80211req_mlme mlme;
381 wpa_printf(MSG_DEBUG,
382 "%s: ssid '%.*s' wpa ie len %u pairwise %u group %u key mgmt %u"
384 , params->ssid_len, params->ssid
386 , params->pairwise_suite
387 , params->group_suite
388 , params->key_mgmt_suite
391 /* XXX error handling is wrong but unclear what to do... */
392 if (wpa_driver_bsd_set_wpa_ie(drv, params->wpa_ie, params->wpa_ie_len) < 0)
395 privacy = !(params->pairwise_suite == CIPHER_NONE &&
396 params->group_suite == CIPHER_NONE &&
397 params->key_mgmt_suite == KEY_MGMT_NONE &&
398 params->wpa_ie_len == 0);
399 wpa_printf(MSG_DEBUG, "%s: set PRIVACY %u", __func__, privacy);
401 if (set80211param(drv, IEEE80211_IOC_PRIVACY, privacy) < 0)
404 if (params->wpa_ie_len &&
405 set80211param(drv, IEEE80211_IOC_WPA,
406 params->wpa_ie[0] == RSN_INFO_ELEM ? 2 : 1) < 0)
409 memset(&mlme, 0, sizeof(mlme));
410 mlme.im_op = IEEE80211_MLME_ASSOC;
411 if (params->ssid != NULL)
412 memcpy(mlme.im_ssid, params->ssid, params->ssid_len);
413 mlme.im_ssid_len = params->ssid_len;
414 if (params->bssid != NULL)
415 memcpy(mlme.im_macaddr, params->bssid, IEEE80211_ADDR_LEN);
416 if (set80211var(drv, IEEE80211_IOC_MLME, &mlme, sizeof(mlme)) < 0)
422 wpa_driver_bsd_set_auth_alg(void *priv, int auth_alg)
424 struct wpa_driver_bsd_data *drv = priv;
427 if ((auth_alg & AUTH_ALG_OPEN_SYSTEM) &&
428 (auth_alg & AUTH_ALG_SHARED_KEY))
429 authmode = IEEE80211_AUTH_AUTO;
430 else if (auth_alg & AUTH_ALG_SHARED_KEY)
431 authmode = IEEE80211_AUTH_SHARED;
433 authmode = IEEE80211_AUTH_OPEN;
435 wpa_printf(MSG_DEBUG, "%s alg 0x%x authmode %u",
436 __func__, auth_alg, authmode);
438 return set80211param(drv, IEEE80211_IOC_AUTHMODE, authmode);
442 wpa_driver_bsd_scan(void *priv, const u8 *ssid, size_t ssid_len)
444 struct wpa_driver_bsd_data *drv = priv;
447 /* NB: interface must be marked UP to do a scan */
448 if (getifflags(drv, &flags) != 0 || setifflags(drv, flags | IFF_UP) != 0)
451 /* set desired ssid before scan */
452 if (wpa_driver_bsd_set_ssid(drv, ssid, ssid_len) < 0)
455 /* NB: net80211 delivers a scan complete event so no need to poll */
456 return set80211param(drv, IEEE80211_IOC_SCAN_REQ, 0);
459 #include <net/route.h>
460 #include <net80211/ieee80211_freebsd.h>
463 wpa_driver_bsd_event_receive(int sock, void *ctx, void *sock_ctx)
465 struct wpa_driver_bsd_data *drv = sock_ctx;
467 struct if_announcemsghdr *ifan;
468 struct if_msghdr *ifm;
469 struct rt_msghdr *rtm;
470 union wpa_event_data event;
471 struct ieee80211_michael_event *mic;
474 n = read(sock, buf, sizeof(buf));
476 if (errno != EINTR && errno != EAGAIN)
477 perror("read(PF_ROUTE)");
481 rtm = (struct rt_msghdr *) buf;
482 if (rtm->rtm_version != RTM_VERSION) {
483 wpa_printf(MSG_DEBUG, "Routing message version %d not "
484 "understood\n", rtm->rtm_version);
487 memset(&event, 0, sizeof(event));
488 switch (rtm->rtm_type) {
490 ifan = (struct if_announcemsghdr *) rtm;
491 if (ifan->ifan_index != drv->ifindex)
493 strlcpy(event.interface_status.ifname, drv->ifname,
494 sizeof(event.interface_status.ifname));
495 switch (ifan->ifan_what) {
497 event.interface_status.ievent = EVENT_INTERFACE_REMOVED;
501 wpa_printf(MSG_DEBUG, "RTM_IFANNOUNCE: Interface '%s' %s",
502 event.interface_status.ifname,
503 ifan->ifan_what == IFAN_DEPARTURE ?
504 "removed" : "added");
505 wpa_supplicant_event(ctx, EVENT_INTERFACE_STATUS, &event);
508 ifan = (struct if_announcemsghdr *) rtm;
509 if (ifan->ifan_index != drv->ifindex)
511 switch (ifan->ifan_what) {
512 case RTM_IEEE80211_ASSOC:
513 case RTM_IEEE80211_REASSOC:
514 wpa_supplicant_event(ctx, EVENT_ASSOC, NULL);
516 case RTM_IEEE80211_DISASSOC:
517 wpa_supplicant_event(ctx, EVENT_DISASSOC, NULL);
519 case RTM_IEEE80211_SCAN:
520 wpa_supplicant_event(ctx, EVENT_SCAN_RESULTS, NULL);
522 case RTM_IEEE80211_REPLAY:
525 case RTM_IEEE80211_MICHAEL:
526 mic = (struct ieee80211_michael_event *) &ifan[1];
527 wpa_printf(MSG_DEBUG,
528 "Michael MIC failure wireless event: "
529 "keyix=%u src_addr=" MACSTR, mic->iev_keyix,
530 MAC2STR(mic->iev_src));
532 memset(&event, 0, sizeof(event));
533 event.michael_mic_failure.unicast =
534 !IEEE80211_IS_MULTICAST(mic->iev_dst);
535 wpa_supplicant_event(ctx, EVENT_MICHAEL_MIC_FAILURE,
541 ifm = (struct if_msghdr *) rtm;
542 if (ifm->ifm_index != drv->ifindex)
544 if ((rtm->rtm_flags & RTF_UP) == 0) {
545 strlcpy(event.interface_status.ifname, drv->ifname,
546 sizeof(event.interface_status.ifname));
547 event.interface_status.ievent = EVENT_INTERFACE_REMOVED;
548 wpa_printf(MSG_DEBUG, "RTM_IFINFO: Interface '%s' DOWN",
549 event.interface_status.ifname);
550 wpa_supplicant_event(ctx, EVENT_INTERFACE_STATUS, &event);
556 /* Compare function for sorting scan results. Return >0 if @b is consider
559 wpa_scan_result_compar(const void *a, const void *b)
561 const struct wpa_scan_result *wa = a;
562 const struct wpa_scan_result *wb = b;
564 /* WPA/WPA2 support preferred */
565 if ((wb->wpa_ie_len || wb->rsn_ie_len) &&
566 !(wa->wpa_ie_len || wa->rsn_ie_len))
568 if (!(wb->wpa_ie_len || wb->rsn_ie_len) &&
569 (wa->wpa_ie_len || wa->rsn_ie_len))
572 /* privacy support preferred */
573 if ((wa->caps & IEEE80211_CAPINFO_PRIVACY) &&
574 (wb->caps & IEEE80211_CAPINFO_PRIVACY) == 0)
576 if ((wa->caps & IEEE80211_CAPINFO_PRIVACY) == 0 &&
577 (wb->caps & IEEE80211_CAPINFO_PRIVACY))
580 /* best/max rate preferred if signal level close enough XXX */
581 if (wa->maxrate != wb->maxrate && abs(wb->level - wa->level) < 5)
582 return wb->maxrate - wa->maxrate;
584 /* use freq for channel preference */
586 /* all things being equal, use signal level */
587 return wb->level - wa->level;
591 getmaxrate(const uint8_t rates[15], uint8_t nrates)
595 for (i = 0; i < nrates; i++) {
596 int rate = rates[i] & IEEE80211_RATE_VAL;
603 /* unalligned little endian access */
604 #define LE_READ_4(p) \
606 ((((const u_int8_t *)(p))[0] ) | \
607 (((const u_int8_t *)(p))[1] << 8) | \
608 (((const u_int8_t *)(p))[2] << 16) | \
609 (((const u_int8_t *)(p))[3] << 24)))
612 iswpaoui(const u_int8_t *frm)
614 return frm[1] > 3 && LE_READ_4(frm+2) == ((WPA_OUI_TYPE<<24)|WPA_OUI);
618 wpa_driver_bsd_get_scan_results(void *priv,
619 struct wpa_scan_result *results,
622 #define min(a,b) ((a)>(b)?(b):(a))
623 struct wpa_driver_bsd_data *drv = priv;
624 uint8_t buf[24*1024];
625 const uint8_t *cp, *vp;
626 const struct ieee80211req_scan_result *sr;
627 struct wpa_scan_result *wsr;
630 memset(results, 0, max_size * sizeof(struct wpa_scan_result));
632 len = get80211var(drv, IEEE80211_IOC_SCAN_RESULTS, buf, sizeof(buf));
637 while (len >= sizeof(struct ieee80211req_scan_result)) {
638 sr = (const struct ieee80211req_scan_result *) cp;
639 memcpy(wsr->bssid, sr->isr_bssid, IEEE80211_ADDR_LEN);
640 wsr->ssid_len = sr->isr_ssid_len;
641 wsr->freq = sr->isr_freq;
642 wsr->noise = sr->isr_noise;
643 wsr->qual = sr->isr_rssi;
644 wsr->level = 0; /* XXX? */
645 wsr->caps = sr->isr_capinfo;
646 wsr->maxrate = getmaxrate(sr->isr_rates, sr->isr_nrates);
647 vp = ((u_int8_t *)sr) + sr->isr_ie_off;
648 memcpy(wsr->ssid, vp, sr->isr_ssid_len);
649 if (sr->isr_ie_len > 0) {
650 vp += sr->isr_ssid_len;
651 ielen = sr->isr_ie_len;
654 case IEEE80211_ELEMID_VENDOR:
658 min(2+vp[1], SSID_MAX_WPA_IE_LEN);
659 memcpy(wsr->wpa_ie, vp, wsr->wpa_ie_len);
661 case IEEE80211_ELEMID_RSN:
663 min(2+vp[1], SSID_MAX_WPA_IE_LEN);
664 memcpy(wsr->rsn_ie, vp, wsr->rsn_ie_len);
672 cp += sr->isr_len, len -= sr->isr_len;
675 qsort(results, wsr - results, sizeof(struct wpa_scan_result),
676 wpa_scan_result_compar);
678 wpa_printf(MSG_DEBUG, "Received %d bytes of scan results (%d BSSes)",
681 return wsr - results;
686 wpa_driver_bsd_init(void *ctx, const char *ifname)
688 #define GETPARAM(drv, param, v) \
689 (((v) = get80211param(drv, param)) != -1)
690 struct wpa_driver_bsd_data *drv;
693 drv = malloc(sizeof(*drv));
696 memset(drv, 0, sizeof(*drv));
698 * NB: We require the interface name be mappable to an index.
699 * This implies we do not support having wpa_supplicant
700 * wait for an interface to appear. This seems ok; that
701 * doesn't belong here; it's really the job of devd.
703 drv->ifindex = if_nametoindex(ifname);
704 if (drv->ifindex == 0) {
705 wpa_printf(MSG_DEBUG, "%s: interface %s does not exist",
709 drv->sock = socket(PF_INET, SOCK_DGRAM, 0);
713 strncpy(drv->ifname, ifname, sizeof(drv->ifname));
716 * Mark the interface as down to ensure wpa_supplicant has exclusive
717 * access to the net80211 state machine, do this before opening the
718 * route socket to avoid a false event that the interface disappeared.
720 if (getifflags(drv, &flags) == 0)
721 (void) setifflags(drv, flags &~ IFF_UP);
723 drv->route = socket(PF_ROUTE, SOCK_RAW, 0);
726 eloop_register_read_sock(drv->route,
727 wpa_driver_bsd_event_receive, ctx, drv);
729 if (!GETPARAM(drv, IEEE80211_IOC_ROAMING, drv->prev_roaming)) {
730 wpa_printf(MSG_DEBUG, "%s: failed to get roaming state: %s",
731 __func__, strerror(errno));
734 if (!GETPARAM(drv, IEEE80211_IOC_PRIVACY, drv->prev_privacy)) {
735 wpa_printf(MSG_DEBUG, "%s: failed to get privacy state: %s",
736 __func__, strerror(errno));
739 if (!GETPARAM(drv, IEEE80211_IOC_WPA, drv->prev_wpa)) {
740 wpa_printf(MSG_DEBUG, "%s: failed to get wpa state: %s",
741 __func__, strerror(errno));
744 if (set80211param(drv, IEEE80211_IOC_ROAMING, IEEE80211_ROAMING_MANUAL) < 0) {
745 wpa_printf(MSG_DEBUG, "%s: failed to set wpa_supplicant-based "
746 "roaming: %s", __func__, strerror(errno));
750 if (set80211param(drv, IEEE80211_IOC_WPA, 1+2) < 0) {
751 wpa_printf(MSG_DEBUG, "%s: failed to enable WPA support %s",
752 __func__, strerror(errno));
766 wpa_driver_bsd_deinit(void *priv)
768 struct wpa_driver_bsd_data *drv = priv;
771 /* NB: mark interface down */
772 if (getifflags(drv, &flags) == 0)
773 (void) setifflags(drv, flags &~ IFF_UP);
775 wpa_driver_bsd_set_wpa_internal(drv, drv->prev_wpa, drv->prev_privacy);
776 if (set80211param(drv, IEEE80211_IOC_ROAMING, drv->prev_roaming) < 0)
777 wpa_printf(MSG_DEBUG, "%s: failed to restore roaming state",
780 (void) close(drv->route); /* ioctl socket */
781 (void) close(drv->sock); /* event socket */
786 struct wpa_driver_ops wpa_driver_bsd_ops = {
788 .desc = "BSD 802.11 support (Atheros, etc.)",
789 .init = wpa_driver_bsd_init,
790 .deinit = wpa_driver_bsd_deinit,
791 .get_bssid = wpa_driver_bsd_get_bssid,
792 .get_ssid = wpa_driver_bsd_get_ssid,
793 .set_wpa = wpa_driver_bsd_set_wpa,
794 .set_key = wpa_driver_bsd_set_key,
795 .set_countermeasures = wpa_driver_bsd_set_countermeasures,
796 .set_drop_unencrypted = wpa_driver_bsd_set_drop_unencrypted,
797 .scan = wpa_driver_bsd_scan,
798 .get_scan_results = wpa_driver_bsd_get_scan_results,
799 .deauthenticate = wpa_driver_bsd_deauthenticate,
800 .disassociate = wpa_driver_bsd_disassociate,
801 .associate = wpa_driver_bsd_associate,
802 .set_auth_alg = wpa_driver_bsd_set_auth_alg,