2 * WPA Supplicant - driver interaction with BSD net80211 layer
3 * Copyright (c) 2004, Sam Leffler <sam@errno.com>
4 * Copyright (c) 2004, 2Wire, Inc
6 * This software may be distributed under the terms of the BSD license.
7 * See README for more details.
11 #include <sys/ioctl.h>
12 #include <sys/sysctl.h>
17 #include "common/ieee802_11_defs.h"
18 #include "common/wpa_common.h"
21 #include <net/if_media.h>
24 #include <net/if_ether.h>
26 #include <net/ethernet.h>
28 #include <net/route.h>
31 #include <netproto/802_11/ieee80211_ioctl.h>
32 #include <netproto/802_11/ieee80211_dragonfly.h>
33 #else /* __DragonFly__ */
35 #include <netinet/ether.h>
36 #endif /* __GLIBC__ */
37 #include <net80211/ieee80211.h>
38 #include <net80211/ieee80211_ioctl.h>
39 #include <net80211/ieee80211_crypto.h>
40 #endif /* __DragonFly__ || __GLIBC__ */
41 #if defined(__FreeBSD__) || defined(__FreeBSD_kernel__)
42 #include <net80211/ieee80211_freebsd.h>
45 #include <net80211/ieee80211_netbsd.h>
48 #include "l2_packet/l2_packet.h"
50 struct bsd_driver_data {
51 struct hostapd_data *hapd; /* back pointer */
53 int sock; /* open socket for 802.11 ioctls */
54 struct l2_packet_data *sock_xmit;/* raw packet xmit socket */
55 int route; /* routing socket for events */
56 char ifname[IFNAMSIZ+1]; /* interface name */
57 unsigned int ifindex; /* interface index */
59 struct wpa_driver_capa capa; /* driver capability */
60 int is_ap; /* Access point mode */
61 int prev_roaming; /* roaming state to restore on deinit */
62 int prev_privacy; /* privacy state to restore on deinit */
63 int prev_wpa; /* wpa state to restore on deinit */
64 enum ieee80211_opmode opmode; /* operation mode */
67 /* Generic functions for hostapd and wpa_supplicant */
69 static enum ieee80211_opmode
70 get80211opmode(struct bsd_driver_data *drv)
72 struct ifmediareq ifmr;
74 (void) memset(&ifmr, 0, sizeof(ifmr));
75 (void) strncpy(ifmr.ifm_name, drv->ifname, sizeof(ifmr.ifm_name));
77 if (ioctl(drv->sock, SIOCGIFMEDIA, (caddr_t)&ifmr) >= 0) {
78 if (ifmr.ifm_current & IFM_IEEE80211_ADHOC) {
79 if (ifmr.ifm_current & IFM_FLAG0)
80 return IEEE80211_M_AHDEMO;
82 return IEEE80211_M_IBSS;
84 if (ifmr.ifm_current & IFM_IEEE80211_HOSTAP)
85 return IEEE80211_M_HOSTAP;
86 if (ifmr.ifm_current & IFM_IEEE80211_MONITOR)
87 return IEEE80211_M_MONITOR;
88 if (ifmr.ifm_current & IFM_IEEE80211_MBSS)
89 return IEEE80211_M_MBSS;
91 return IEEE80211_M_STA;
96 bsd_set80211(void *priv, int op, int val, const void *arg, int arg_len)
98 struct bsd_driver_data *drv = priv;
99 struct ieee80211req ireq;
101 os_memset(&ireq, 0, sizeof(ireq));
102 os_strlcpy(ireq.i_name, drv->ifname, sizeof(ireq.i_name));
105 ireq.i_data = (void *) arg;
106 ireq.i_len = arg_len;
108 if (ioctl(drv->sock, SIOCS80211, &ireq) < 0) {
109 wpa_printf(MSG_ERROR, "ioctl[SIOCS80211, op=%u, val=%u, "
110 "arg_len=%u]: %s", op, val, arg_len,
118 bsd_get80211(void *priv, struct ieee80211req *ireq, int op, void *arg,
121 struct bsd_driver_data *drv = priv;
123 os_memset(ireq, 0, sizeof(*ireq));
124 os_strlcpy(ireq->i_name, drv->ifname, sizeof(ireq->i_name));
126 ireq->i_len = arg_len;
129 if (ioctl(drv->sock, SIOCG80211, ireq) < 0) {
130 wpa_printf(MSG_ERROR, "ioctl[SIOCS80211, op=%u, "
131 "arg_len=%u]: %s", op, arg_len, strerror(errno));
138 get80211var(struct bsd_driver_data *drv, int op, void *arg, int arg_len)
140 struct ieee80211req ireq;
142 if (bsd_get80211(drv, &ireq, op, arg, arg_len) < 0)
148 set80211var(struct bsd_driver_data *drv, int op, const void *arg, int arg_len)
150 return bsd_set80211(drv, op, 0, arg, arg_len);
154 set80211param(struct bsd_driver_data *drv, int op, int arg)
156 return bsd_set80211(drv, op, arg, NULL, 0);
160 bsd_get_ssid(void *priv, u8 *ssid, int len)
162 struct bsd_driver_data *drv = priv;
163 #ifdef SIOCG80211NWID
164 struct ieee80211_nwid nwid;
167 os_memset(&ifr, 0, sizeof(ifr));
168 os_strlcpy(ifr.ifr_name, drv->ifname, sizeof(ifr.ifr_name));
169 ifr.ifr_data = (void *)&nwid;
170 if (ioctl(drv->sock, SIOCG80211NWID, &ifr) < 0 ||
171 nwid.i_len > IEEE80211_NWID_LEN)
173 os_memcpy(ssid, nwid.i_nwid, nwid.i_len);
176 return get80211var(drv, IEEE80211_IOC_SSID, ssid, IEEE80211_NWID_LEN);
181 bsd_set_ssid(void *priv, const u8 *ssid, int ssid_len)
183 struct bsd_driver_data *drv = priv;
184 #ifdef SIOCS80211NWID
185 struct ieee80211_nwid nwid;
188 os_memcpy(nwid.i_nwid, ssid, ssid_len);
189 nwid.i_len = ssid_len;
190 os_memset(&ifr, 0, sizeof(ifr));
191 os_strlcpy(ifr.ifr_name, drv->ifname, sizeof(ifr.ifr_name));
192 ifr.ifr_data = (void *)&nwid;
193 return ioctl(drv->sock, SIOCS80211NWID, &ifr);
195 return set80211var(drv, IEEE80211_IOC_SSID, ssid, ssid_len);
200 bsd_get_if_media(void *priv)
202 struct bsd_driver_data *drv = priv;
203 struct ifmediareq ifmr;
205 os_memset(&ifmr, 0, sizeof(ifmr));
206 os_strlcpy(ifmr.ifm_name, drv->ifname, sizeof(ifmr.ifm_name));
208 if (ioctl(drv->sock, SIOCGIFMEDIA, &ifmr) < 0) {
209 wpa_printf(MSG_ERROR, "%s: SIOCGIFMEDIA %s", __func__,
214 return ifmr.ifm_current;
218 bsd_set_if_media(void *priv, int media)
220 struct bsd_driver_data *drv = priv;
223 os_memset(&ifr, 0, sizeof(ifr));
224 os_strlcpy(ifr.ifr_name, drv->ifname, sizeof(ifr.ifr_name));
225 ifr.ifr_media = media;
227 if (ioctl(drv->sock, SIOCSIFMEDIA, &ifr) < 0) {
228 wpa_printf(MSG_ERROR, "%s: SIOCSIFMEDIA %s", __func__,
237 bsd_set_mediaopt(void *priv, uint32_t mask, uint32_t mode)
239 int media = bsd_get_if_media(priv);
245 if (bsd_set_if_media(priv, media) < 0)
251 bsd_del_key(void *priv, const u8 *addr, int key_idx)
253 struct ieee80211req_del_key wk;
255 os_memset(&wk, 0, sizeof(wk));
257 wpa_printf(MSG_DEBUG, "%s: key_idx=%d", __func__, key_idx);
258 wk.idk_keyix = key_idx;
260 wpa_printf(MSG_DEBUG, "%s: addr=" MACSTR, __func__,
262 os_memcpy(wk.idk_macaddr, addr, IEEE80211_ADDR_LEN);
263 wk.idk_keyix = (u_int8_t) IEEE80211_KEYIX_NONE; /* XXX */
266 return set80211var(priv, IEEE80211_IOC_DELKEY, &wk, sizeof(wk));
270 bsd_send_mlme_param(void *priv, const u8 op, const u16 reason, const u8 *addr)
272 struct ieee80211req_mlme mlme;
274 os_memset(&mlme, 0, sizeof(mlme));
276 mlme.im_reason = reason;
277 os_memcpy(mlme.im_macaddr, addr, IEEE80211_ADDR_LEN);
278 return set80211var(priv, IEEE80211_IOC_MLME, &mlme, sizeof(mlme));
282 bsd_ctrl_iface(void *priv, int enable)
284 struct bsd_driver_data *drv = priv;
287 os_memset(&ifr, 0, sizeof(ifr));
288 os_strlcpy(ifr.ifr_name, drv->ifname, sizeof(ifr.ifr_name));
290 if (ioctl(drv->sock, SIOCGIFFLAGS, &ifr) < 0) {
291 perror("ioctl[SIOCGIFFLAGS]");
296 if (ifr.ifr_flags & IFF_UP)
298 ifr.ifr_flags |= IFF_UP;
300 if (!(ifr.ifr_flags & IFF_UP))
302 ifr.ifr_flags &= ~IFF_UP;
305 if (ioctl(drv->sock, SIOCSIFFLAGS, &ifr) < 0) {
306 perror("ioctl[SIOCSIFFLAGS]");
314 bsd_commit(void *priv)
316 return bsd_ctrl_iface(priv, 1);
320 bsd_set_key(const char *ifname, void *priv, enum wpa_alg alg,
321 const unsigned char *addr, int key_idx, int set_tx, const u8 *seq,
322 size_t seq_len, const u8 *key, size_t key_len)
324 struct ieee80211req_key wk;
325 struct bsd_driver_data *drv = priv;
327 wpa_printf(MSG_DEBUG, "%s: alg=%d addr=%p key_idx=%d set_tx=%d "
328 "seq_len=%zu key_len=%zu", __func__, alg, addr, key_idx,
329 set_tx, seq_len, key_len);
331 if (alg == WPA_ALG_NONE) {
333 if (addr == NULL || is_broadcast_ether_addr(addr))
334 return bsd_del_key(priv, NULL, key_idx);
337 return bsd_del_key(priv, addr, key_idx);
340 os_memset(&wk, 0, sizeof(wk));
343 wk.ik_type = IEEE80211_CIPHER_WEP;
346 wk.ik_type = IEEE80211_CIPHER_TKIP;
349 wk.ik_type = IEEE80211_CIPHER_AES_CCM;
352 wpa_printf(MSG_ERROR, "%s: unknown alg=%d", __func__, alg);
356 wk.ik_flags = IEEE80211_KEY_RECV;
358 wk.ik_flags |= IEEE80211_KEY_XMIT;
361 os_memset(wk.ik_macaddr, 0xff, IEEE80211_ADDR_LEN);
362 wk.ik_keyix = key_idx;
364 os_memcpy(wk.ik_macaddr, addr, IEEE80211_ADDR_LEN);
366 * Deduce whether group/global or unicast key by checking
367 * the address (yech). Note also that we can only mark global
368 * keys default; doing this for a unicast key is an error.
370 if (is_broadcast_ether_addr(addr)) {
371 wk.ik_flags |= IEEE80211_KEY_GROUP;
372 wk.ik_keyix = key_idx;
374 wk.ik_keyix = key_idx == 0 ? IEEE80211_KEYIX_NONE :
378 if (wk.ik_keyix != IEEE80211_KEYIX_NONE && set_tx)
379 wk.ik_flags |= IEEE80211_KEY_DEFAULT;
382 * Ignore replay failures in IBSS and AHDEMO mode.
384 if (drv->opmode == IEEE80211_M_IBSS ||
385 drv->opmode == IEEE80211_M_AHDEMO)
386 wk.ik_flags |= IEEE80211_KEY_NOREPLAY;
388 wk.ik_keylen = key_len;
390 #ifdef WORDS_BIGENDIAN
392 * wk.ik_keyrsc is in host byte order (big endian), need to
393 * swap it to match with the byte order used in WPA.
396 u8 *keyrsc = (u8 *) &wk.ik_keyrsc;
397 for (i = 0; i < seq_len; i++)
398 keyrsc[WPA_KEY_RSC_LEN - i - 1] = seq[i];
399 #else /* WORDS_BIGENDIAN */
400 os_memcpy(&wk.ik_keyrsc, seq, seq_len);
401 #endif /* WORDS_BIGENDIAN */
403 os_memcpy(wk.ik_keydata, key, key_len);
405 return set80211var(priv, IEEE80211_IOC_WPAKEY, &wk, sizeof(wk));
409 bsd_configure_wpa(void *priv, struct wpa_bss_params *params)
411 #ifndef IEEE80211_IOC_APPIE
412 static const char *ciphernames[] =
413 { "WEP", "TKIP", "AES-OCB", "AES-CCM", "CKIP", "NONE" };
416 switch (params->wpa_group) {
417 case WPA_CIPHER_CCMP:
418 v = IEEE80211_CIPHER_AES_CCM;
420 case WPA_CIPHER_TKIP:
421 v = IEEE80211_CIPHER_TKIP;
423 case WPA_CIPHER_WEP104:
424 v = IEEE80211_CIPHER_WEP;
426 case WPA_CIPHER_WEP40:
427 v = IEEE80211_CIPHER_WEP;
429 case WPA_CIPHER_NONE:
430 v = IEEE80211_CIPHER_NONE;
433 printf("Unknown group key cipher %u\n",
437 wpa_printf(MSG_DEBUG, "%s: group key cipher=%s (%u)",
438 __func__, ciphernames[v], v);
439 if (set80211param(priv, IEEE80211_IOC_MCASTCIPHER, v)) {
440 printf("Unable to set group key cipher to %u (%s)\n",
444 if (v == IEEE80211_CIPHER_WEP) {
445 /* key length is done only for specific ciphers */
446 v = (params->wpa_group == WPA_CIPHER_WEP104 ? 13 : 5);
447 if (set80211param(priv, IEEE80211_IOC_MCASTKEYLEN, v)) {
448 printf("Unable to set group key length to %u\n", v);
454 if (params->wpa_pairwise & WPA_CIPHER_CCMP)
455 v |= 1<<IEEE80211_CIPHER_AES_CCM;
456 if (params->wpa_pairwise & WPA_CIPHER_TKIP)
457 v |= 1<<IEEE80211_CIPHER_TKIP;
458 if (params->wpa_pairwise & WPA_CIPHER_NONE)
459 v |= 1<<IEEE80211_CIPHER_NONE;
460 wpa_printf(MSG_DEBUG, "%s: pairwise key ciphers=0x%x", __func__, v);
461 if (set80211param(priv, IEEE80211_IOC_UCASTCIPHERS, v)) {
462 printf("Unable to set pairwise key ciphers to 0x%x\n", v);
466 wpa_printf(MSG_DEBUG, "%s: key management algorithms=0x%x",
467 __func__, params->wpa_key_mgmt);
468 if (set80211param(priv, IEEE80211_IOC_KEYMGTALGS,
469 params->wpa_key_mgmt)) {
470 printf("Unable to set key management algorithms to 0x%x\n",
471 params->wpa_key_mgmt);
476 if (params->rsn_preauth)
478 wpa_printf(MSG_DEBUG, "%s: rsn capabilities=0x%x",
479 __func__, params->rsn_preauth);
480 if (set80211param(priv, IEEE80211_IOC_RSNCAPS, v)) {
481 printf("Unable to set RSN capabilities to 0x%x\n", v);
484 #endif /* IEEE80211_IOC_APPIE */
486 wpa_printf(MSG_DEBUG, "%s: enable WPA= 0x%x", __func__, params->wpa);
487 if (set80211param(priv, IEEE80211_IOC_WPA, params->wpa)) {
488 printf("Unable to set WPA to %u\n", params->wpa);
495 bsd_set_ieee8021x(void *priv, struct wpa_bss_params *params)
497 wpa_printf(MSG_DEBUG, "%s: enabled=%d", __func__, params->enabled);
499 if (!params->enabled) {
500 /* XXX restore state */
501 return set80211param(priv, IEEE80211_IOC_AUTHMODE,
502 IEEE80211_AUTH_AUTO);
504 if (!params->wpa && !params->ieee802_1x) {
505 wpa_printf(MSG_ERROR, "%s: No 802.1X or WPA enabled",
509 if (params->wpa && bsd_configure_wpa(priv, params) != 0) {
510 wpa_printf(MSG_ERROR, "%s: Failed to configure WPA state",
514 if (set80211param(priv, IEEE80211_IOC_AUTHMODE,
515 (params->wpa ? IEEE80211_AUTH_WPA : IEEE80211_AUTH_8021X))) {
516 wpa_printf(MSG_ERROR, "%s: Failed to enable WPA/802.1X",
520 return bsd_ctrl_iface(priv, 1);
524 bsd_set_sta_authorized(void *priv, const u8 *addr,
525 int total_flags, int flags_or, int flags_and)
529 /* For now, only support setting Authorized flag */
530 if (flags_or & WPA_STA_AUTHORIZED)
532 if (!(flags_and & WPA_STA_AUTHORIZED))
538 return bsd_send_mlme_param(priv, authorized ?
539 IEEE80211_MLME_AUTHORIZE :
540 IEEE80211_MLME_UNAUTHORIZE, 0, addr);
544 bsd_new_sta(void *priv, void *ctx, u8 addr[IEEE80211_ADDR_LEN])
546 struct ieee80211req_wpaie ie;
551 * Fetch and validate any negotiated WPA/RSN parameters.
553 memset(&ie, 0, sizeof(ie));
554 memcpy(ie.wpa_macaddr, addr, IEEE80211_ADDR_LEN);
555 if (get80211var(priv, IEEE80211_IOC_WPAIE, &ie, sizeof(ie)) < 0) {
556 printf("Failed to get WPA/RSN information element.\n");
560 ielen = ie.wpa_ie[1];
567 drv_event_assoc(ctx, addr, iebuf, ielen, 0);
571 bsd_send_eapol(void *priv, const u8 *addr, const u8 *data, size_t data_len,
572 int encrypt, const u8 *own_addr, u32 flags)
574 struct bsd_driver_data *drv = priv;
576 wpa_hexdump(MSG_MSGDUMP, "TX EAPOL", data, data_len);
578 return l2_packet_send(drv->sock_xmit, addr, ETH_P_EAPOL, data,
583 bsd_set_freq(void *priv, struct hostapd_freq_params *freq)
585 struct bsd_driver_data *drv = priv;
586 #ifdef SIOCS80211CHANNEL
587 struct ieee80211chanreq creq;
588 #endif /* SIOCS80211CHANNEL */
590 int channel = freq->channel;
594 #ifdef CONFIG_IEEE80211N
595 freq->ht_enabled ? IFM_IEEE80211_11NG :
596 #endif /* CONFIG_IEEE80211N */
598 } else if (channel == 14) {
599 mode = IFM_IEEE80211_11B;
602 #ifdef CONFIG_IEEE80211N
603 freq->ht_enabled ? IFM_IEEE80211_11NA :
604 #endif /* CONFIG_IEEE80211N */
607 if (bsd_set_mediaopt(drv, IFM_MMASK, mode) < 0) {
608 wpa_printf(MSG_ERROR, "%s: failed to set modulation mode",
613 #ifdef SIOCS80211CHANNEL
614 os_memset(&creq, 0, sizeof(creq));
615 os_strlcpy(creq.i_name, drv->ifname, sizeof(creq.i_name));
616 creq.i_channel = (u_int16_t)channel;
617 return ioctl(drv->sock, SIOCS80211CHANNEL, &creq);
618 #else /* SIOCS80211CHANNEL */
619 return set80211param(priv, IEEE80211_IOC_CHANNEL, channel);
620 #endif /* SIOCS80211CHANNEL */
624 bsd_set_opt_ie(void *priv, const u8 *ie, size_t ie_len)
626 #ifdef IEEE80211_IOC_APPIE
627 wpa_printf(MSG_DEBUG, "%s: set WPA+RSN ie (len %lu)", __func__,
628 (unsigned long)ie_len);
629 return bsd_set80211(priv, IEEE80211_IOC_APPIE, IEEE80211_APPIE_WPA,
631 #endif /* IEEE80211_IOC_APPIE */
640 int mib[6] = {CTL_NET, AF_ROUTE, 0, AF_INET, NET_RT_DUMP, 0};
642 if (sysctl(mib, 6, NULL, &len, NULL, 0) < 0) {
643 wpa_printf(MSG_WARNING, "%s failed: %s\n", __func__,
654 * Avoid conflicts with hostapd definitions by undefining couple of defines
655 * from net80211 header files.
661 static int bsd_sta_deauth(void *priv, const u8 *own_addr, const u8 *addr,
665 ether_sprintf(const u8 *addr)
667 static char buf[sizeof(MACSTR)];
670 snprintf(buf, sizeof(buf), MACSTR, MAC2STR(addr));
672 snprintf(buf, sizeof(buf), MACSTR, 0,0,0,0,0,0);
677 bsd_set_privacy(void *priv, int enabled)
679 wpa_printf(MSG_DEBUG, "%s: enabled=%d", __func__, enabled);
681 return set80211param(priv, IEEE80211_IOC_PRIVACY, enabled);
685 bsd_get_seqnum(const char *ifname, void *priv, const u8 *addr, int idx,
688 struct ieee80211req_key wk;
690 wpa_printf(MSG_DEBUG, "%s: addr=%s idx=%d",
691 __func__, ether_sprintf(addr), idx);
693 memset(&wk, 0, sizeof(wk));
695 memset(wk.ik_macaddr, 0xff, IEEE80211_ADDR_LEN);
697 memcpy(wk.ik_macaddr, addr, IEEE80211_ADDR_LEN);
700 if (get80211var(priv, IEEE80211_IOC_WPAKEY, &wk, sizeof(wk)) < 0) {
701 printf("Failed to get encryption.\n");
705 #ifdef WORDS_BIGENDIAN
708 * wk.ik_keytsc is in host byte order (big endian), need to
709 * swap it to match with the byte order used in WPA.
712 u8 tmp[WPA_KEY_RSC_LEN];
713 memcpy(tmp, &wk.ik_keytsc, sizeof(wk.ik_keytsc));
714 for (i = 0; i < WPA_KEY_RSC_LEN; i++) {
715 seq[i] = tmp[WPA_KEY_RSC_LEN - i - 1];
718 #else /* WORDS_BIGENDIAN */
719 memcpy(seq, &wk.ik_keytsc, sizeof(wk.ik_keytsc));
720 #endif /* WORDS_BIGENDIAN */
726 bsd_flush(void *priv)
728 u8 allsta[IEEE80211_ADDR_LEN];
730 memset(allsta, 0xff, IEEE80211_ADDR_LEN);
731 return bsd_sta_deauth(priv, NULL, allsta, IEEE80211_REASON_AUTH_LEAVE);
736 bsd_read_sta_driver_data(void *priv, struct hostap_sta_driver_data *data,
739 struct ieee80211req_sta_stats stats;
741 memcpy(stats.is_u.macaddr, addr, IEEE80211_ADDR_LEN);
742 if (get80211var(priv, IEEE80211_IOC_STA_STATS, &stats, sizeof(stats))
744 /* XXX? do packets counts include non-data frames? */
745 data->rx_packets = stats.is_stats.ns_rx_data;
746 data->rx_bytes = stats.is_stats.ns_rx_bytes;
747 data->tx_packets = stats.is_stats.ns_tx_data;
748 data->tx_bytes = stats.is_stats.ns_tx_bytes;
754 bsd_sta_deauth(void *priv, const u8 *own_addr, const u8 *addr, int reason_code)
756 return bsd_send_mlme_param(priv, IEEE80211_MLME_DEAUTH, reason_code,
761 bsd_sta_disassoc(void *priv, const u8 *own_addr, const u8 *addr,
764 return bsd_send_mlme_param(priv, IEEE80211_MLME_DISASSOC, reason_code,
769 bsd_wireless_event_receive(int sock, void *ctx, void *sock_ctx)
771 struct bsd_driver_data *drv = ctx;
773 struct if_announcemsghdr *ifan;
774 struct rt_msghdr *rtm;
775 struct ieee80211_michael_event *mic;
776 struct ieee80211_join_event *join;
777 struct ieee80211_leave_event *leave;
779 union wpa_event_data data;
783 buf = os_malloc(len);
785 wpa_printf(MSG_ERROR, "%s os_malloc() failed\n", __func__);
789 n = read(sock, buf, len);
791 if (errno != EINTR && errno != EAGAIN)
792 wpa_printf(MSG_ERROR, "%s read() failed: %s\n",
793 __func__, strerror(errno));
798 rtm = (struct rt_msghdr *) buf;
799 if (rtm->rtm_version != RTM_VERSION) {
800 wpa_printf(MSG_DEBUG, "Invalid routing message version=%d",
805 ifan = (struct if_announcemsghdr *) rtm;
806 switch (rtm->rtm_type) {
808 switch (ifan->ifan_what) {
809 case RTM_IEEE80211_ASSOC:
810 case RTM_IEEE80211_REASSOC:
811 case RTM_IEEE80211_DISASSOC:
812 case RTM_IEEE80211_SCAN:
814 case RTM_IEEE80211_LEAVE:
815 leave = (struct ieee80211_leave_event *) &ifan[1];
816 drv_event_disassoc(drv->hapd, leave->iev_addr);
818 case RTM_IEEE80211_JOIN:
819 #ifdef RTM_IEEE80211_REJOIN
820 case RTM_IEEE80211_REJOIN:
822 join = (struct ieee80211_join_event *) &ifan[1];
823 bsd_new_sta(drv, drv->hapd, join->iev_addr);
825 case RTM_IEEE80211_REPLAY:
828 case RTM_IEEE80211_MICHAEL:
829 mic = (struct ieee80211_michael_event *) &ifan[1];
830 wpa_printf(MSG_DEBUG,
831 "Michael MIC failure wireless event: "
832 "keyix=%u src_addr=" MACSTR, mic->iev_keyix,
833 MAC2STR(mic->iev_src));
834 os_memset(&data, 0, sizeof(data));
835 data.michael_mic_failure.unicast = 1;
836 data.michael_mic_failure.src = mic->iev_src;
837 wpa_supplicant_event(drv->hapd,
838 EVENT_MICHAEL_MIC_FAILURE, &data);
847 handle_read(void *ctx, const u8 *src_addr, const u8 *buf, size_t len)
849 struct bsd_driver_data *drv = ctx;
850 drv_event_eapol_rx(drv->hapd, src_addr, buf, len);
854 bsd_init(struct hostapd_data *hapd, struct wpa_init_params *params)
856 struct bsd_driver_data *drv;
858 drv = os_zalloc(sizeof(struct bsd_driver_data));
860 printf("Could not allocate memory for bsd driver data\n");
865 drv->sock = socket(PF_INET, SOCK_DGRAM, 0);
867 perror("socket[PF_INET,SOCK_DGRAM]");
870 os_strlcpy(drv->ifname, params->ifname, sizeof(drv->ifname));
872 drv->sock_xmit = l2_packet_init(drv->ifname, NULL, ETH_P_EAPOL,
873 handle_read, drv, 0);
874 if (drv->sock_xmit == NULL)
876 if (l2_packet_get_own_addr(drv->sock_xmit, params->own_addr))
879 /* mark down during setup */
880 if (bsd_ctrl_iface(drv, 0) < 0)
883 drv->route = socket(PF_ROUTE, SOCK_RAW, 0);
884 if (drv->route < 0) {
885 perror("socket(PF_ROUTE,SOCK_RAW)");
888 eloop_register_read_sock(drv->route, bsd_wireless_event_receive, drv,
891 if (bsd_set_mediaopt(drv, IFM_OMASK, IFM_IEEE80211_HOSTAP) < 0) {
892 wpa_printf(MSG_ERROR, "%s: failed to set operation mode",
899 if (drv->sock_xmit != NULL)
900 l2_packet_deinit(drv->sock_xmit);
910 bsd_deinit(void *priv)
912 struct bsd_driver_data *drv = priv;
914 if (drv->route >= 0) {
915 eloop_unregister_read_sock(drv->route);
918 bsd_ctrl_iface(drv, 0);
921 if (drv->sock_xmit != NULL)
922 l2_packet_deinit(drv->sock_xmit);
929 get80211param(struct bsd_driver_data *drv, int op)
931 struct ieee80211req ireq;
933 if (bsd_get80211(drv, &ireq, op, NULL, 0) < 0)
939 wpa_driver_bsd_get_bssid(void *priv, u8 *bssid)
941 struct bsd_driver_data *drv = priv;
942 #ifdef SIOCG80211BSSID
943 struct ieee80211_bssid bs;
945 os_strlcpy(bs.i_name, drv->ifname, sizeof(bs.i_name));
946 if (ioctl(drv->sock, SIOCG80211BSSID, &bs) < 0)
948 os_memcpy(bssid, bs.i_bssid, sizeof(bs.i_bssid));
951 return get80211var(drv, IEEE80211_IOC_BSSID,
952 bssid, IEEE80211_ADDR_LEN) < 0 ? -1 : 0;
957 wpa_driver_bsd_get_ssid(void *priv, u8 *ssid)
959 struct bsd_driver_data *drv = priv;
960 return bsd_get_ssid(drv, ssid, 0);
964 wpa_driver_bsd_set_wpa_ie(struct bsd_driver_data *drv, const u8 *wpa_ie,
967 #ifdef IEEE80211_IOC_APPIE
968 return bsd_set_opt_ie(drv, wpa_ie, wpa_ie_len);
969 #else /* IEEE80211_IOC_APPIE */
970 return set80211var(drv, IEEE80211_IOC_OPTIE, wpa_ie, wpa_ie_len);
971 #endif /* IEEE80211_IOC_APPIE */
975 wpa_driver_bsd_set_wpa_internal(void *priv, int wpa, int privacy)
979 wpa_printf(MSG_DEBUG, "%s: wpa=%d privacy=%d",
980 __FUNCTION__, wpa, privacy);
982 if (!wpa && wpa_driver_bsd_set_wpa_ie(priv, NULL, 0) < 0)
984 if (set80211param(priv, IEEE80211_IOC_PRIVACY, privacy) < 0)
986 if (set80211param(priv, IEEE80211_IOC_WPA, wpa) < 0)
993 wpa_driver_bsd_set_wpa(void *priv, int enabled)
995 wpa_printf(MSG_DEBUG, "%s: enabled=%d", __FUNCTION__, enabled);
997 return wpa_driver_bsd_set_wpa_internal(priv, enabled ? 3 : 0, enabled);
1001 wpa_driver_bsd_set_countermeasures(void *priv, int enabled)
1003 wpa_printf(MSG_DEBUG, "%s: enabled=%d", __func__, enabled);
1004 return set80211param(priv, IEEE80211_IOC_COUNTERMEASURES, enabled);
1009 wpa_driver_bsd_set_drop_unencrypted(void *priv, int enabled)
1011 wpa_printf(MSG_DEBUG, "%s: enabled=%d", __func__, enabled);
1012 return set80211param(priv, IEEE80211_IOC_DROPUNENCRYPTED, enabled);
1016 wpa_driver_bsd_deauthenticate(void *priv, const u8 *addr, int reason_code)
1018 return bsd_send_mlme_param(priv, IEEE80211_MLME_DEAUTH, reason_code,
1023 wpa_driver_bsd_set_auth_alg(void *priv, int auth_alg)
1027 if ((auth_alg & WPA_AUTH_ALG_OPEN) &&
1028 (auth_alg & WPA_AUTH_ALG_SHARED))
1029 authmode = IEEE80211_AUTH_AUTO;
1030 else if (auth_alg & WPA_AUTH_ALG_SHARED)
1031 authmode = IEEE80211_AUTH_SHARED;
1033 authmode = IEEE80211_AUTH_OPEN;
1035 return set80211param(priv, IEEE80211_IOC_AUTHMODE, authmode);
1039 handle_read(void *ctx, const u8 *src_addr, const u8 *buf, size_t len)
1041 struct bsd_driver_data *drv = ctx;
1043 drv_event_eapol_rx(drv->ctx, src_addr, buf, len);
1047 wpa_driver_bsd_associate(void *priv, struct wpa_driver_associate_params *params)
1049 struct bsd_driver_data *drv = priv;
1050 struct ieee80211req_mlme mlme;
1055 wpa_printf(MSG_DEBUG,
1056 "%s: ssid '%.*s' wpa ie len %u pairwise %u group %u key mgmt %u"
1058 , (unsigned int) params->ssid_len, params->ssid
1059 , (unsigned int) params->wpa_ie_len
1060 , params->pairwise_suite
1061 , params->group_suite
1062 , params->key_mgmt_suite
1065 switch (params->mode) {
1066 case IEEE80211_MODE_INFRA:
1069 case IEEE80211_MODE_IBSS:
1070 mode = IFM_IEEE80211_IBSS;
1072 case IEEE80211_MODE_AP:
1073 mode = IFM_IEEE80211_HOSTAP;
1076 wpa_printf(MSG_ERROR, "%s: unknown operation mode", __func__);
1079 if (bsd_set_mediaopt(drv, IFM_OMASK, mode) < 0) {
1080 wpa_printf(MSG_ERROR, "%s: failed to set operation mode",
1085 if (params->mode == IEEE80211_MODE_AP) {
1086 drv->sock_xmit = l2_packet_init(drv->ifname, NULL, ETH_P_EAPOL,
1087 handle_read, drv, 0);
1088 if (drv->sock_xmit == NULL)
1094 if (wpa_driver_bsd_set_drop_unencrypted(drv, params->drop_unencrypted)
1097 if (wpa_driver_bsd_set_auth_alg(drv, params->auth_alg) < 0)
1099 /* XXX error handling is wrong but unclear what to do... */
1100 if (wpa_driver_bsd_set_wpa_ie(drv, params->wpa_ie, params->wpa_ie_len) < 0)
1103 privacy = !(params->pairwise_suite == CIPHER_NONE &&
1104 params->group_suite == CIPHER_NONE &&
1105 params->key_mgmt_suite == KEY_MGMT_NONE &&
1106 params->wpa_ie_len == 0);
1107 wpa_printf(MSG_DEBUG, "%s: set PRIVACY %u", __func__, privacy);
1109 if (set80211param(drv, IEEE80211_IOC_PRIVACY, privacy) < 0)
1112 if (params->wpa_ie_len &&
1113 set80211param(drv, IEEE80211_IOC_WPA,
1114 params->wpa_ie[0] == WLAN_EID_RSN ? 2 : 1) < 0)
1117 os_memset(&mlme, 0, sizeof(mlme));
1118 mlme.im_op = IEEE80211_MLME_ASSOC;
1119 if (params->ssid != NULL)
1120 os_memcpy(mlme.im_ssid, params->ssid, params->ssid_len);
1121 mlme.im_ssid_len = params->ssid_len;
1122 if (params->bssid != NULL)
1123 os_memcpy(mlme.im_macaddr, params->bssid, IEEE80211_ADDR_LEN);
1124 if (set80211var(drv, IEEE80211_IOC_MLME, &mlme, sizeof(mlme)) < 0)
1130 wpa_driver_bsd_scan(void *priv, struct wpa_driver_scan_params *params)
1132 struct bsd_driver_data *drv = priv;
1133 #ifdef IEEE80211_IOC_SCAN_MAX_SSID
1134 struct ieee80211_scan_req sr;
1136 #endif /* IEEE80211_IOC_SCAN_MAX_SSID */
1138 if (bsd_set_mediaopt(drv, IFM_OMASK, 0 /* STA */) < 0) {
1139 wpa_printf(MSG_ERROR, "%s: failed to set operation mode",
1144 if (set80211param(drv, IEEE80211_IOC_ROAMING,
1145 IEEE80211_ROAMING_MANUAL) < 0) {
1146 wpa_printf(MSG_ERROR, "%s: failed to set "
1147 "wpa_supplicant-based roaming: %s", __func__,
1152 if (wpa_driver_bsd_set_wpa(drv, 1) < 0) {
1153 wpa_printf(MSG_ERROR, "%s: failed to set wpa: %s", __func__,
1158 /* NB: interface must be marked UP to do a scan */
1159 if (bsd_ctrl_iface(drv, 1) < 0)
1162 #ifdef IEEE80211_IOC_SCAN_MAX_SSID
1163 os_memset(&sr, 0, sizeof(sr));
1164 sr.sr_flags = IEEE80211_IOC_SCAN_ACTIVE | IEEE80211_IOC_SCAN_ONCE |
1165 IEEE80211_IOC_SCAN_NOJOIN;
1166 sr.sr_duration = IEEE80211_IOC_SCAN_FOREVER;
1167 if (params->num_ssids > 0) {
1168 sr.sr_nssid = params->num_ssids;
1170 /* Boundary check is done by upper layer */
1171 if (sr.sr_nssid > IEEE80211_IOC_SCAN_MAX_SSID)
1172 sr.sr_nssid = IEEE80211_IOC_SCAN_MAX_SSID;
1175 /* NB: check scan cache first */
1176 sr.sr_flags |= IEEE80211_IOC_SCAN_CHECK;
1178 for (i = 0; i < sr.sr_nssid; i++) {
1179 sr.sr_ssid[i].len = params->ssids[i].ssid_len;
1180 os_memcpy(sr.sr_ssid[i].ssid, params->ssids[i].ssid,
1184 /* NB: net80211 delivers a scan complete event so no need to poll */
1185 return set80211var(drv, IEEE80211_IOC_SCAN_REQ, &sr, sizeof(sr));
1186 #else /* IEEE80211_IOC_SCAN_MAX_SSID */
1187 /* set desired ssid before scan */
1188 if (bsd_set_ssid(drv, params->ssids[0].ssid,
1189 params->ssids[0].ssid_len) < 0)
1192 /* NB: net80211 delivers a scan complete event so no need to poll */
1193 return set80211param(drv, IEEE80211_IOC_SCAN_REQ, 0);
1194 #endif /* IEEE80211_IOC_SCAN_MAX_SSID */
1198 wpa_driver_bsd_event_receive(int sock, void *ctx, void *sock_ctx)
1200 struct bsd_driver_data *drv = sock_ctx;
1202 struct if_announcemsghdr *ifan;
1203 struct if_msghdr *ifm;
1204 struct rt_msghdr *rtm;
1205 union wpa_event_data event;
1206 struct ieee80211_michael_event *mic;
1207 struct ieee80211_leave_event *leave;
1208 struct ieee80211_join_event *join;
1213 buf = os_malloc(len);
1215 wpa_printf(MSG_ERROR, "%s os_malloc() failed\n", __func__);
1219 n = read(sock, buf, len);
1221 if (errno != EINTR && errno != EAGAIN)
1222 wpa_printf(MSG_ERROR, "%s read() failed: %s\n",
1223 __func__, strerror(errno));
1228 rtm = (struct rt_msghdr *) buf;
1229 if (rtm->rtm_version != RTM_VERSION) {
1230 wpa_printf(MSG_DEBUG, "Invalid routing message version=%d",
1235 os_memset(&event, 0, sizeof(event));
1236 switch (rtm->rtm_type) {
1237 case RTM_IFANNOUNCE:
1238 ifan = (struct if_announcemsghdr *) rtm;
1239 if (ifan->ifan_index != drv->ifindex)
1241 os_strlcpy(event.interface_status.ifname, drv->ifname,
1242 sizeof(event.interface_status.ifname));
1243 switch (ifan->ifan_what) {
1244 case IFAN_DEPARTURE:
1245 event.interface_status.ievent = EVENT_INTERFACE_REMOVED;
1250 wpa_printf(MSG_DEBUG, "RTM_IFANNOUNCE: Interface '%s' %s",
1251 event.interface_status.ifname,
1252 ifan->ifan_what == IFAN_DEPARTURE ?
1253 "removed" : "added");
1254 wpa_supplicant_event(ctx, EVENT_INTERFACE_STATUS, &event);
1257 ifan = (struct if_announcemsghdr *) rtm;
1258 if (ifan->ifan_index != drv->ifindex)
1260 switch (ifan->ifan_what) {
1261 case RTM_IEEE80211_ASSOC:
1262 case RTM_IEEE80211_REASSOC:
1265 wpa_supplicant_event(ctx, EVENT_ASSOC, NULL);
1267 case RTM_IEEE80211_DISASSOC:
1270 wpa_supplicant_event(ctx, EVENT_DISASSOC, NULL);
1272 case RTM_IEEE80211_SCAN:
1275 wpa_supplicant_event(ctx, EVENT_SCAN_RESULTS, NULL);
1277 case RTM_IEEE80211_LEAVE:
1278 leave = (struct ieee80211_leave_event *) &ifan[1];
1279 drv_event_disassoc(ctx, leave->iev_addr);
1281 case RTM_IEEE80211_JOIN:
1282 #ifdef RTM_IEEE80211_REJOIN
1283 case RTM_IEEE80211_REJOIN:
1285 join = (struct ieee80211_join_event *) &ifan[1];
1286 bsd_new_sta(drv, ctx, join->iev_addr);
1288 case RTM_IEEE80211_REPLAY:
1291 case RTM_IEEE80211_MICHAEL:
1292 mic = (struct ieee80211_michael_event *) &ifan[1];
1293 wpa_printf(MSG_DEBUG,
1294 "Michael MIC failure wireless event: "
1295 "keyix=%u src_addr=" MACSTR, mic->iev_keyix,
1296 MAC2STR(mic->iev_src));
1298 os_memset(&event, 0, sizeof(event));
1299 event.michael_mic_failure.unicast =
1300 !IEEE80211_IS_MULTICAST(mic->iev_dst);
1301 wpa_supplicant_event(ctx, EVENT_MICHAEL_MIC_FAILURE,
1307 ifm = (struct if_msghdr *) rtm;
1308 if (ifm->ifm_index != drv->ifindex)
1310 if ((rtm->rtm_flags & RTF_UP) == 0) {
1311 os_strlcpy(event.interface_status.ifname, drv->ifname,
1312 sizeof(event.interface_status.ifname));
1313 event.interface_status.ievent = EVENT_INTERFACE_REMOVED;
1314 wpa_printf(MSG_DEBUG, "RTM_IFINFO: Interface '%s' DOWN",
1315 event.interface_status.ifname);
1316 wpa_supplicant_event(ctx, EVENT_INTERFACE_STATUS, &event);
1324 wpa_driver_bsd_add_scan_entry(struct wpa_scan_results *res,
1325 struct ieee80211req_scan_result *sr)
1327 struct wpa_scan_res *result, **tmp;
1331 extra_len = 2 + sr->isr_ssid_len;
1332 extra_len += 2 + sr->isr_nrates;
1333 extra_len += 3; /* ERP IE */
1334 extra_len += sr->isr_ie_len;
1336 result = os_zalloc(sizeof(*result) + extra_len);
1339 os_memcpy(result->bssid, sr->isr_bssid, ETH_ALEN);
1340 result->freq = sr->isr_freq;
1341 result->beacon_int = sr->isr_intval;
1342 result->caps = sr->isr_capinfo;
1343 result->qual = sr->isr_rssi;
1344 result->noise = sr->isr_noise;
1346 * the rssi value reported by the kernel is in 0.5dB steps relative to
1347 * the reported noise floor. see ieee80211_node.h for details.
1349 result->level = sr->isr_rssi / 2 + sr->isr_noise;
1351 pos = (u8 *)(result + 1);
1353 *pos++ = WLAN_EID_SSID;
1354 *pos++ = sr->isr_ssid_len;
1355 os_memcpy(pos, sr + 1, sr->isr_ssid_len);
1356 pos += sr->isr_ssid_len;
1359 * Deal all rates as supported rate.
1360 * Because net80211 doesn't report extended supported rate or not.
1362 *pos++ = WLAN_EID_SUPP_RATES;
1363 *pos++ = sr->isr_nrates;
1364 os_memcpy(pos, sr->isr_rates, sr->isr_nrates);
1365 pos += sr->isr_nrates;
1367 *pos++ = WLAN_EID_ERP_INFO;
1369 *pos++ = sr->isr_erp;
1371 os_memcpy(pos, (u8 *)(sr + 1) + sr->isr_ssid_len, sr->isr_ie_len);
1372 pos += sr->isr_ie_len;
1374 result->ie_len = pos - (u8 *)(result + 1);
1376 tmp = os_realloc_array(res->res, res->num + 1,
1377 sizeof(struct wpa_scan_res *));
1382 tmp[res->num++] = result;
1386 struct wpa_scan_results *
1387 wpa_driver_bsd_get_scan_results2(void *priv)
1389 struct ieee80211req_scan_result *sr;
1390 struct wpa_scan_results *res;
1392 uint8_t buf[24*1024], *pos;
1394 len = get80211var(priv, IEEE80211_IOC_SCAN_RESULTS, buf, 24*1024);
1398 res = os_zalloc(sizeof(*res));
1404 while (rest >= sizeof(struct ieee80211req_scan_result)) {
1405 sr = (struct ieee80211req_scan_result *)pos;
1406 wpa_driver_bsd_add_scan_entry(res, sr);
1408 rest -= sr->isr_len;
1411 wpa_printf(MSG_DEBUG, "Received %d bytes of scan results (%lu BSSes)",
1412 len, (unsigned long)res->num);
1417 static int wpa_driver_bsd_capa(struct bsd_driver_data *drv)
1419 #ifdef IEEE80211_IOC_DEVCAPS
1420 /* kernel definitions copied from net80211/ieee80211_var.h */
1421 #define IEEE80211_CIPHER_WEP 0
1422 #define IEEE80211_CIPHER_TKIP 1
1423 #define IEEE80211_CIPHER_AES_CCM 3
1424 #define IEEE80211_CRYPTO_WEP (1<<IEEE80211_CIPHER_WEP)
1425 #define IEEE80211_CRYPTO_TKIP (1<<IEEE80211_CIPHER_TKIP)
1426 #define IEEE80211_CRYPTO_AES_CCM (1<<IEEE80211_CIPHER_AES_CCM)
1427 #define IEEE80211_C_HOSTAP 0x00000400 /* CAPABILITY: HOSTAP avail */
1428 #define IEEE80211_C_WPA1 0x00800000 /* CAPABILITY: WPA1 avail */
1429 #define IEEE80211_C_WPA2 0x01000000 /* CAPABILITY: WPA2 avail */
1430 struct ieee80211_devcaps_req devcaps;
1432 if (get80211var(drv, IEEE80211_IOC_DEVCAPS, &devcaps,
1433 sizeof(devcaps)) < 0) {
1434 wpa_printf(MSG_ERROR, "failed to IEEE80211_IOC_DEVCAPS: %s",
1439 wpa_printf(MSG_DEBUG, "%s: drivercaps=0x%08x,cryptocaps=0x%08x",
1440 __func__, devcaps.dc_drivercaps, devcaps.dc_cryptocaps);
1442 if (devcaps.dc_drivercaps & IEEE80211_C_WPA1)
1443 drv->capa.key_mgmt = WPA_DRIVER_CAPA_KEY_MGMT_WPA |
1444 WPA_DRIVER_CAPA_KEY_MGMT_WPA_PSK;
1445 if (devcaps.dc_drivercaps & IEEE80211_C_WPA2)
1446 drv->capa.key_mgmt = WPA_DRIVER_CAPA_KEY_MGMT_WPA2 |
1447 WPA_DRIVER_CAPA_KEY_MGMT_WPA2_PSK;
1450 drv->capa.enc |= WPA_DRIVER_CAPA_ENC_WEP40 |
1451 WPA_DRIVER_CAPA_ENC_WEP104 |
1452 WPA_DRIVER_CAPA_ENC_TKIP |
1453 WPA_DRIVER_CAPA_ENC_CCMP;
1457 * FreeBSD exports hardware cryptocaps. These have no meaning for wpa
1458 * since net80211 performs software crypto.
1460 if (devcaps.dc_cryptocaps & IEEE80211_CRYPTO_WEP)
1461 drv->capa.enc |= WPA_DRIVER_CAPA_ENC_WEP40 |
1462 WPA_DRIVER_CAPA_ENC_WEP104;
1463 if (devcaps.dc_cryptocaps & IEEE80211_CRYPTO_TKIP)
1464 drv->capa.enc |= WPA_DRIVER_CAPA_ENC_TKIP;
1465 if (devcaps.dc_cryptocaps & IEEE80211_CRYPTO_AES_CCM)
1466 drv->capa.enc |= WPA_DRIVER_CAPA_ENC_CCMP;
1469 if (devcaps.dc_drivercaps & IEEE80211_C_HOSTAP)
1470 drv->capa.flags |= WPA_DRIVER_FLAGS_AP;
1471 #undef IEEE80211_CIPHER_WEP
1472 #undef IEEE80211_CIPHER_TKIP
1473 #undef IEEE80211_CIPHER_AES_CCM
1474 #undef IEEE80211_CRYPTO_WEP
1475 #undef IEEE80211_CRYPTO_TKIP
1476 #undef IEEE80211_CRYPTO_AES_CCM
1477 #undef IEEE80211_C_HOSTAP
1478 #undef IEEE80211_C_WPA1
1479 #undef IEEE80211_C_WPA2
1480 #else /* IEEE80211_IOC_DEVCAPS */
1481 /* For now, assume TKIP, CCMP, WPA, WPA2 are supported */
1482 drv->capa.key_mgmt = WPA_DRIVER_CAPA_KEY_MGMT_WPA |
1483 WPA_DRIVER_CAPA_KEY_MGMT_WPA_PSK |
1484 WPA_DRIVER_CAPA_KEY_MGMT_WPA2 |
1485 WPA_DRIVER_CAPA_KEY_MGMT_WPA2_PSK;
1486 drv->capa.enc = WPA_DRIVER_CAPA_ENC_WEP40 |
1487 WPA_DRIVER_CAPA_ENC_WEP104 |
1488 WPA_DRIVER_CAPA_ENC_TKIP |
1489 WPA_DRIVER_CAPA_ENC_CCMP;
1490 drv->capa.flags |= WPA_DRIVER_FLAGS_AP;
1491 #endif /* IEEE80211_IOC_DEVCAPS */
1492 #ifdef IEEE80211_IOC_SCAN_MAX_SSID
1493 drv->capa.max_scan_ssids = IEEE80211_IOC_SCAN_MAX_SSID;
1494 #else /* IEEE80211_IOC_SCAN_MAX_SSID */
1495 drv->capa.max_scan_ssids = 1;
1496 #endif /* IEEE80211_IOC_SCAN_MAX_SSID */
1497 drv->capa.auth = WPA_DRIVER_AUTH_OPEN |
1498 WPA_DRIVER_AUTH_SHARED |
1499 WPA_DRIVER_AUTH_LEAP;
1504 wpa_driver_bsd_init(void *ctx, const char *ifname)
1506 #define GETPARAM(drv, param, v) \
1507 (((v) = get80211param(drv, param)) != -1)
1508 struct bsd_driver_data *drv;
1510 drv = os_zalloc(sizeof(*drv));
1514 * NB: We require the interface name be mappable to an index.
1515 * This implies we do not support having wpa_supplicant
1516 * wait for an interface to appear. This seems ok; that
1517 * doesn't belong here; it's really the job of devd.
1519 drv->ifindex = if_nametoindex(ifname);
1520 if (drv->ifindex == 0) {
1521 wpa_printf(MSG_DEBUG, "%s: interface %s does not exist",
1525 drv->sock = socket(PF_INET, SOCK_DGRAM, 0);
1529 os_strlcpy(drv->ifname, ifname, sizeof(drv->ifname));
1530 /* Down interface during setup. */
1531 if (bsd_ctrl_iface(drv, 0) < 0)
1534 drv->route = socket(PF_ROUTE, SOCK_RAW, 0);
1537 eloop_register_read_sock(drv->route,
1538 wpa_driver_bsd_event_receive, ctx, drv);
1542 if (!GETPARAM(drv, IEEE80211_IOC_ROAMING, drv->prev_roaming)) {
1543 wpa_printf(MSG_DEBUG, "%s: failed to get roaming state: %s",
1544 __func__, strerror(errno));
1547 if (!GETPARAM(drv, IEEE80211_IOC_PRIVACY, drv->prev_privacy)) {
1548 wpa_printf(MSG_DEBUG, "%s: failed to get privacy state: %s",
1549 __func__, strerror(errno));
1552 if (!GETPARAM(drv, IEEE80211_IOC_WPA, drv->prev_wpa)) {
1553 wpa_printf(MSG_DEBUG, "%s: failed to get wpa state: %s",
1554 __func__, strerror(errno));
1558 if (wpa_driver_bsd_capa(drv))
1561 drv->opmode = get80211opmode(drv);
1573 wpa_driver_bsd_deinit(void *priv)
1575 struct bsd_driver_data *drv = priv;
1577 wpa_driver_bsd_set_wpa(drv, 0);
1578 eloop_unregister_read_sock(drv->route);
1580 /* NB: mark interface down */
1581 bsd_ctrl_iface(drv, 0);
1583 wpa_driver_bsd_set_wpa_internal(drv, drv->prev_wpa, drv->prev_privacy);
1584 if (set80211param(drv, IEEE80211_IOC_ROAMING, drv->prev_roaming) < 0)
1585 wpa_printf(MSG_DEBUG, "%s: failed to restore roaming state",
1588 if (drv->sock_xmit != NULL)
1589 l2_packet_deinit(drv->sock_xmit);
1590 (void) close(drv->route); /* ioctl socket */
1591 (void) close(drv->sock); /* event socket */
1596 wpa_driver_bsd_get_capa(void *priv, struct wpa_driver_capa *capa)
1598 struct bsd_driver_data *drv = priv;
1600 os_memcpy(capa, &drv->capa, sizeof(*capa));
1603 #endif /* HOSTAPD */
1606 const struct wpa_driver_ops wpa_driver_bsd_ops = {
1608 .desc = "BSD 802.11 support",
1610 .hapd_init = bsd_init,
1611 .hapd_deinit = bsd_deinit,
1612 .set_privacy = bsd_set_privacy,
1613 .get_seqnum = bsd_get_seqnum,
1615 .read_sta_data = bsd_read_sta_driver_data,
1616 .sta_disassoc = bsd_sta_disassoc,
1617 .sta_deauth = bsd_sta_deauth,
1618 .sta_set_flags = bsd_set_sta_authorized,
1619 .commit = bsd_commit,
1621 .init = wpa_driver_bsd_init,
1622 .deinit = wpa_driver_bsd_deinit,
1623 .get_bssid = wpa_driver_bsd_get_bssid,
1624 .get_ssid = wpa_driver_bsd_get_ssid,
1625 .set_countermeasures = wpa_driver_bsd_set_countermeasures,
1626 .scan2 = wpa_driver_bsd_scan,
1627 .get_scan_results2 = wpa_driver_bsd_get_scan_results2,
1628 .deauthenticate = wpa_driver_bsd_deauthenticate,
1629 .associate = wpa_driver_bsd_associate,
1630 .get_capa = wpa_driver_bsd_get_capa,
1631 #endif /* HOSTAPD */
1632 .set_freq = bsd_set_freq,
1633 .set_key = bsd_set_key,
1634 .set_ieee8021x = bsd_set_ieee8021x,
1635 .hapd_set_ssid = bsd_set_ssid,
1636 .hapd_get_ssid = bsd_get_ssid,
1637 .hapd_send_eapol = bsd_send_eapol,
1638 .set_generic_elem = bsd_set_opt_ie,