2 * Driver interaction with Linux Host AP driver
3 * Copyright (c) 2003-2005, Jouni Malinen <j@w1.fi>
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.
16 #include <sys/ioctl.h>
18 #include "wireless_copy.h"
21 #include "driver_wext.h"
23 #include "driver_hostap.h"
28 #include <net/if_arp.h>
29 #include <netpacket/packet.h>
31 #include "priv_netlink.h"
33 #include "linux_ioctl.h"
34 #include "common/ieee802_11_defs.h"
37 /* MTU to be set for the wlan#ap device; this is mainly needed for IEEE 802.1X
38 * frames that might be longer than normal default MTU and they are not
40 #define HOSTAPD_MTU 2290
42 static const u8 rfc1042_header[6] = { 0xaa, 0xaa, 0x03, 0x00, 0x00, 0x00 };
44 struct hostap_driver_data {
45 struct hostapd_data *hapd;
47 char iface[IFNAMSIZ + 1];
48 int sock; /* raw packet socket for driver access */
49 int ioctl_sock; /* socket for ioctl() use */
50 struct netlink_data *netlink;
55 size_t generic_ie_len;
61 static int hostapd_ioctl(void *priv, struct prism2_hostapd_param *param,
63 static int hostap_set_iface_flags(void *priv, int dev_up);
65 static void handle_data(struct hostap_driver_data *drv, u8 *buf, size_t len,
68 struct ieee80211_hdr *hdr;
72 union wpa_event_data event;
74 if (len < sizeof(struct ieee80211_hdr))
77 hdr = (struct ieee80211_hdr *) buf;
78 fc = le_to_host16(hdr->frame_control);
80 if ((fc & (WLAN_FC_FROMDS | WLAN_FC_TODS)) != WLAN_FC_TODS) {
81 printf("Not ToDS data frame (fc=0x%04x)\n", fc);
86 os_memset(&event, 0, sizeof(event));
87 event.rx_from_unknown.frame = buf;
88 event.rx_from_unknown.len = len;
89 wpa_supplicant_event(drv->hapd, EVENT_RX_FROM_UNKNOWN, &event);
91 pos = (u8 *) (hdr + 1);
92 left = len - sizeof(*hdr);
94 if (left < sizeof(rfc1042_header)) {
95 printf("Too short data frame\n");
99 if (memcmp(pos, rfc1042_header, sizeof(rfc1042_header)) != 0) {
100 printf("Data frame with no RFC1042 header\n");
103 pos += sizeof(rfc1042_header);
104 left -= sizeof(rfc1042_header);
107 printf("No ethertype in data frame\n");
111 ethertype = WPA_GET_BE16(pos);
116 drv_event_eapol_rx(drv->hapd, sa, pos, left);
120 printf("Unknown ethertype 0x%04x in data frame\n", ethertype);
126 static void handle_tx_callback(struct hostap_driver_data *drv, u8 *buf,
129 struct ieee80211_hdr *hdr;
131 union wpa_event_data event;
133 hdr = (struct ieee80211_hdr *) buf;
134 fc = le_to_host16(hdr->frame_control);
136 os_memset(&event, 0, sizeof(event));
137 event.tx_status.type = WLAN_FC_GET_TYPE(fc);
138 event.tx_status.stype = WLAN_FC_GET_STYPE(fc);
139 event.tx_status.dst = hdr->addr1;
140 event.tx_status.data = buf;
141 event.tx_status.data_len = len;
142 event.tx_status.ack = ok;
143 wpa_supplicant_event(drv->hapd, EVENT_TX_STATUS, &event);
147 static void handle_frame(struct hostap_driver_data *drv, u8 *buf, size_t len)
149 struct ieee80211_hdr *hdr;
150 u16 fc, extra_len, type, stype;
151 unsigned char *extra = NULL;
152 size_t data_len = len;
154 union wpa_event_data event;
156 /* PSPOLL is only 16 bytes, but driver does not (at least yet) pass
157 * these to user space */
159 wpa_printf(MSG_MSGDUMP, "handle_frame: too short (%lu)",
160 (unsigned long) len);
164 hdr = (struct ieee80211_hdr *) buf;
165 fc = le_to_host16(hdr->frame_control);
166 type = WLAN_FC_GET_TYPE(fc);
167 stype = WLAN_FC_GET_STYPE(fc);
169 if (type != WLAN_FC_TYPE_MGMT || stype != WLAN_FC_STYPE_BEACON) {
170 wpa_hexdump(MSG_MSGDUMP, "Received management frame",
174 ver = fc & WLAN_FC_PVER;
176 /* protocol version 3 is reserved for indicating extra data after the
177 * payload, version 2 for indicating ACKed frame (TX callbacks), and
178 * version 1 for indicating failed frame (no ACK, TX callbacks) */
180 u8 *pos = buf + len - 2;
181 extra_len = WPA_GET_LE16(pos);
182 printf("extra data in frame (elen=%d)\n", extra_len);
183 if ((size_t) extra_len + 2 > len) {
184 printf(" extra data overflow\n");
187 len -= extra_len + 2;
189 } else if (ver == 1 || ver == 2) {
190 handle_tx_callback(drv, buf, data_len, ver == 2 ? 1 : 0);
192 } else if (ver != 0) {
193 printf("unknown protocol version %d\n", ver);
198 case WLAN_FC_TYPE_MGMT:
199 os_memset(&event, 0, sizeof(event));
200 event.rx_mgmt.frame = buf;
201 event.rx_mgmt.frame_len = data_len;
202 wpa_supplicant_event(drv->hapd, EVENT_RX_MGMT, &event);
204 case WLAN_FC_TYPE_CTRL:
205 wpa_printf(MSG_DEBUG, "CTRL");
207 case WLAN_FC_TYPE_DATA:
208 wpa_printf(MSG_DEBUG, "DATA");
209 handle_data(drv, buf, data_len, stype);
212 wpa_printf(MSG_DEBUG, "unknown frame type %d", type);
218 static void handle_read(int sock, void *eloop_ctx, void *sock_ctx)
220 struct hostap_driver_data *drv = eloop_ctx;
222 unsigned char buf[3000];
224 len = recv(sock, buf, sizeof(buf), 0);
230 handle_frame(drv, buf, len);
234 static int hostap_init_sockets(struct hostap_driver_data *drv, u8 *own_addr)
237 struct sockaddr_ll addr;
239 drv->sock = socket(PF_PACKET, SOCK_RAW, htons(ETH_P_ALL));
241 perror("socket[PF_PACKET,SOCK_RAW]");
245 if (eloop_register_read_sock(drv->sock, handle_read, drv, NULL)) {
246 printf("Could not register read socket\n");
250 memset(&ifr, 0, sizeof(ifr));
251 snprintf(ifr.ifr_name, sizeof(ifr.ifr_name), "%sap", drv->iface);
252 if (ioctl(drv->sock, SIOCGIFINDEX, &ifr) != 0) {
253 perror("ioctl(SIOCGIFINDEX)");
257 if (hostap_set_iface_flags(drv, 1)) {
261 memset(&addr, 0, sizeof(addr));
262 addr.sll_family = AF_PACKET;
263 addr.sll_ifindex = ifr.ifr_ifindex;
264 wpa_printf(MSG_DEBUG, "Opening raw packet socket for ifindex %d",
267 if (bind(drv->sock, (struct sockaddr *) &addr, sizeof(addr)) < 0) {
272 return linux_get_ifhwaddr(drv->sock, drv->iface, own_addr);
276 static int hostap_send_mlme(void *priv, const u8 *msg, size_t len)
278 struct hostap_driver_data *drv = priv;
279 struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) msg;
282 /* Request TX callback */
283 hdr->frame_control |= host_to_le16(BIT(1));
284 res = send(drv->sock, msg, len, 0);
285 hdr->frame_control &= ~host_to_le16(BIT(1));
291 static int hostap_send_eapol(void *priv, const u8 *addr, const u8 *data,
292 size_t data_len, int encrypt, const u8 *own_addr)
294 struct hostap_driver_data *drv = priv;
295 struct ieee80211_hdr *hdr;
300 len = sizeof(*hdr) + sizeof(rfc1042_header) + 2 + data_len;
301 hdr = os_zalloc(len);
303 printf("malloc() failed for hostapd_send_data(len=%lu)\n",
304 (unsigned long) len);
309 IEEE80211_FC(WLAN_FC_TYPE_DATA, WLAN_FC_STYPE_DATA);
310 hdr->frame_control |= host_to_le16(WLAN_FC_FROMDS);
312 hdr->frame_control |= host_to_le16(WLAN_FC_ISWEP);
313 memcpy(hdr->IEEE80211_DA_FROMDS, addr, ETH_ALEN);
314 memcpy(hdr->IEEE80211_BSSID_FROMDS, own_addr, ETH_ALEN);
315 memcpy(hdr->IEEE80211_SA_FROMDS, own_addr, ETH_ALEN);
317 pos = (u8 *) (hdr + 1);
318 memcpy(pos, rfc1042_header, sizeof(rfc1042_header));
319 pos += sizeof(rfc1042_header);
320 *((u16 *) pos) = htons(ETH_P_PAE);
322 memcpy(pos, data, data_len);
324 res = hostap_send_mlme(drv, (u8 *) hdr, len);
326 wpa_printf(MSG_ERROR, "hostap_send_eapol - packet len: %lu - "
328 (unsigned long) len, errno, strerror(errno));
336 static int hostap_sta_set_flags(void *priv, const u8 *addr,
337 int total_flags, int flags_or, int flags_and)
339 struct hostap_driver_data *drv = priv;
340 struct prism2_hostapd_param param;
342 if (flags_or & WPA_STA_AUTHORIZED)
343 flags_or = BIT(5); /* WLAN_STA_AUTHORIZED */
344 if (!(flags_and & WPA_STA_AUTHORIZED))
348 memset(¶m, 0, sizeof(param));
349 param.cmd = PRISM2_HOSTAPD_SET_FLAGS_STA;
350 memcpy(param.sta_addr, addr, ETH_ALEN);
351 param.u.set_flags_sta.flags_or = flags_or;
352 param.u.set_flags_sta.flags_and = flags_and;
353 return hostapd_ioctl(drv, ¶m, sizeof(param));
357 static int hostap_set_iface_flags(void *priv, int dev_up)
359 struct hostap_driver_data *drv = priv;
361 char ifname[IFNAMSIZ];
363 os_snprintf(ifname, IFNAMSIZ, "%sap", drv->iface);
364 if (linux_set_iface_flags(drv->ioctl_sock, ifname, dev_up) < 0)
368 memset(&ifr, 0, sizeof(ifr));
369 os_strlcpy(ifr.ifr_name, ifname, IFNAMSIZ);
370 ifr.ifr_mtu = HOSTAPD_MTU;
371 if (ioctl(drv->ioctl_sock, SIOCSIFMTU, &ifr) != 0) {
372 perror("ioctl[SIOCSIFMTU]");
373 printf("Setting MTU failed - trying to survive with "
382 static int hostapd_ioctl(void *priv, struct prism2_hostapd_param *param,
385 struct hostap_driver_data *drv = priv;
388 memset(&iwr, 0, sizeof(iwr));
389 os_strlcpy(iwr.ifr_name, drv->iface, IFNAMSIZ);
390 iwr.u.data.pointer = (caddr_t) param;
391 iwr.u.data.length = len;
393 if (ioctl(drv->ioctl_sock, PRISM2_IOCTL_HOSTAPD, &iwr) < 0) {
394 perror("ioctl[PRISM2_IOCTL_HOSTAPD]");
402 static int wpa_driver_hostap_set_key(const char *ifname, void *priv,
403 enum wpa_alg alg, const u8 *addr,
404 int key_idx, int set_tx,
405 const u8 *seq, size_t seq_len,
406 const u8 *key, size_t key_len)
408 struct hostap_driver_data *drv = priv;
409 struct prism2_hostapd_param *param;
414 blen = sizeof(*param) + key_len;
415 buf = os_zalloc(blen);
419 param = (struct prism2_hostapd_param *) buf;
420 param->cmd = PRISM2_SET_ENCRYPTION;
422 memset(param->sta_addr, 0xff, ETH_ALEN);
424 memcpy(param->sta_addr, addr, ETH_ALEN);
427 os_strlcpy((char *) param->u.crypt.alg, "NONE",
428 HOSTAP_CRYPT_ALG_NAME_LEN);
431 os_strlcpy((char *) param->u.crypt.alg, "WEP",
432 HOSTAP_CRYPT_ALG_NAME_LEN);
435 os_strlcpy((char *) param->u.crypt.alg, "TKIP",
436 HOSTAP_CRYPT_ALG_NAME_LEN);
439 os_strlcpy((char *) param->u.crypt.alg, "CCMP",
440 HOSTAP_CRYPT_ALG_NAME_LEN);
446 param->u.crypt.flags = set_tx ? HOSTAP_CRYPT_FLAG_SET_TX_KEY : 0;
447 param->u.crypt.idx = key_idx;
448 param->u.crypt.key_len = key_len;
449 memcpy((u8 *) (param + 1), key, key_len);
451 if (hostapd_ioctl(drv, param, blen)) {
452 printf("Failed to set encryption.\n");
461 static int hostap_get_seqnum(const char *ifname, void *priv, const u8 *addr,
464 struct hostap_driver_data *drv = priv;
465 struct prism2_hostapd_param *param;
470 blen = sizeof(*param) + 32;
471 buf = os_zalloc(blen);
475 param = (struct prism2_hostapd_param *) buf;
476 param->cmd = PRISM2_GET_ENCRYPTION;
478 memset(param->sta_addr, 0xff, ETH_ALEN);
480 memcpy(param->sta_addr, addr, ETH_ALEN);
481 param->u.crypt.idx = idx;
483 if (hostapd_ioctl(drv, param, blen)) {
484 printf("Failed to get encryption.\n");
487 memcpy(seq, param->u.crypt.seq, 8);
495 static int hostap_ioctl_prism2param(void *priv, int param, int value)
497 struct hostap_driver_data *drv = priv;
501 memset(&iwr, 0, sizeof(iwr));
502 os_strlcpy(iwr.ifr_name, drv->iface, IFNAMSIZ);
503 i = (int *) iwr.u.name;
507 if (ioctl(drv->ioctl_sock, PRISM2_IOCTL_PRISM2_PARAM, &iwr) < 0) {
508 perror("ioctl[PRISM2_IOCTL_PRISM2_PARAM]");
516 static int hostap_set_ieee8021x(void *priv, struct wpa_bss_params *params)
518 struct hostap_driver_data *drv = priv;
519 int enabled = params->enabled;
521 /* enable kernel driver support for IEEE 802.1X */
522 if (hostap_ioctl_prism2param(drv, PRISM2_PARAM_IEEE_802_1X, enabled)) {
523 printf("Could not setup IEEE 802.1X support in kernel driver."
531 /* use host driver implementation of encryption to allow
532 * individual keys and passing plaintext EAPOL frames */
533 if (hostap_ioctl_prism2param(drv, PRISM2_PARAM_HOST_DECRYPT, 1) ||
534 hostap_ioctl_prism2param(drv, PRISM2_PARAM_HOST_ENCRYPT, 1)) {
535 printf("Could not setup host-based encryption in kernel "
544 static int hostap_set_privacy(const char *ifname, void *priv, int enabled)
546 struct hostap_drvier_data *drv = priv;
548 return hostap_ioctl_prism2param(drv, PRISM2_PARAM_PRIVACY_INVOKED,
553 static int hostap_set_ssid(const char *ifname, void *priv, const u8 *buf,
556 struct hostap_driver_data *drv = priv;
559 memset(&iwr, 0, sizeof(iwr));
560 os_strlcpy(iwr.ifr_name, drv->iface, IFNAMSIZ);
561 iwr.u.essid.flags = 1; /* SSID active */
562 iwr.u.essid.pointer = (caddr_t) buf;
563 iwr.u.essid.length = len + 1;
565 if (ioctl(drv->ioctl_sock, SIOCSIWESSID, &iwr) < 0) {
566 perror("ioctl[SIOCSIWESSID]");
567 printf("len=%d\n", len);
575 static int hostap_flush(void *priv)
577 struct hostap_driver_data *drv = priv;
578 struct prism2_hostapd_param param;
580 memset(¶m, 0, sizeof(param));
581 param.cmd = PRISM2_HOSTAPD_FLUSH;
582 return hostapd_ioctl(drv, ¶m, sizeof(param));
586 static int hostap_read_sta_data(void *priv,
587 struct hostap_sta_driver_data *data,
590 struct hostap_driver_data *drv = priv;
591 char buf[1024], line[128], *pos;
595 memset(data, 0, sizeof(*data));
596 snprintf(buf, sizeof(buf), "/proc/net/hostap/%s/" MACSTR,
597 drv->iface, MAC2STR(addr));
602 /* Need to read proc file with in one piece, so use large enough
604 setbuffer(f, buf, sizeof(buf));
606 while (fgets(line, sizeof(line), f)) {
607 pos = strchr(line, '=');
611 val = strtoul(pos, NULL, 10);
612 if (strcmp(line, "rx_packets") == 0)
613 data->rx_packets = val;
614 else if (strcmp(line, "tx_packets") == 0)
615 data->tx_packets = val;
616 else if (strcmp(line, "rx_bytes") == 0)
617 data->rx_bytes = val;
618 else if (strcmp(line, "tx_bytes") == 0)
619 data->tx_bytes = val;
628 static int hostap_sta_add(const char *ifname, void *priv,
629 struct hostapd_sta_add_params *params)
631 struct hostap_driver_data *drv = priv;
632 struct prism2_hostapd_param param;
633 int tx_supp_rates = 0;
636 #define WLAN_RATE_1M BIT(0)
637 #define WLAN_RATE_2M BIT(1)
638 #define WLAN_RATE_5M5 BIT(2)
639 #define WLAN_RATE_11M BIT(3)
641 for (i = 0; i < params->supp_rates_len; i++) {
642 if ((params->supp_rates[i] & 0x7f) == 2)
643 tx_supp_rates |= WLAN_RATE_1M;
644 if ((params->supp_rates[i] & 0x7f) == 4)
645 tx_supp_rates |= WLAN_RATE_2M;
646 if ((params->supp_rates[i] & 0x7f) == 11)
647 tx_supp_rates |= WLAN_RATE_5M5;
648 if ((params->supp_rates[i] & 0x7f) == 22)
649 tx_supp_rates |= WLAN_RATE_11M;
652 memset(¶m, 0, sizeof(param));
653 param.cmd = PRISM2_HOSTAPD_ADD_STA;
654 memcpy(param.sta_addr, params->addr, ETH_ALEN);
655 param.u.add_sta.aid = params->aid;
656 param.u.add_sta.capability = params->capability;
657 param.u.add_sta.tx_supp_rates = tx_supp_rates;
658 return hostapd_ioctl(drv, ¶m, sizeof(param));
662 static int hostap_sta_remove(void *priv, const u8 *addr)
664 struct hostap_driver_data *drv = priv;
665 struct prism2_hostapd_param param;
667 hostap_sta_set_flags(drv, addr, 0, 0, ~WPA_STA_AUTHORIZED);
669 memset(¶m, 0, sizeof(param));
670 param.cmd = PRISM2_HOSTAPD_REMOVE_STA;
671 memcpy(param.sta_addr, addr, ETH_ALEN);
672 if (hostapd_ioctl(drv, ¶m, sizeof(param))) {
673 printf("Could not remove station from kernel driver.\n");
680 static int hostap_get_inact_sec(void *priv, const u8 *addr)
682 struct hostap_driver_data *drv = priv;
683 struct prism2_hostapd_param param;
685 memset(¶m, 0, sizeof(param));
686 param.cmd = PRISM2_HOSTAPD_GET_INFO_STA;
687 memcpy(param.sta_addr, addr, ETH_ALEN);
688 if (hostapd_ioctl(drv, ¶m, sizeof(param))) {
692 return param.u.get_info_sta.inactive_sec;
696 static int hostap_sta_clear_stats(void *priv, const u8 *addr)
698 struct hostap_driver_data *drv = priv;
699 struct prism2_hostapd_param param;
701 memset(¶m, 0, sizeof(param));
702 param.cmd = PRISM2_HOSTAPD_STA_CLEAR_STATS;
703 memcpy(param.sta_addr, addr, ETH_ALEN);
704 if (hostapd_ioctl(drv, ¶m, sizeof(param))) {
712 static int hostapd_ioctl_set_generic_elem(struct hostap_driver_data *drv)
714 struct prism2_hostapd_param *param;
716 size_t blen, elem_len;
718 elem_len = drv->generic_ie_len + drv->wps_ie_len;
719 blen = PRISM2_HOSTAPD_GENERIC_ELEMENT_HDR_LEN + elem_len;
720 if (blen < sizeof(*param))
721 blen = sizeof(*param);
723 param = os_zalloc(blen);
727 param->cmd = PRISM2_HOSTAPD_SET_GENERIC_ELEMENT;
728 param->u.generic_elem.len = elem_len;
729 if (drv->generic_ie) {
730 os_memcpy(param->u.generic_elem.data, drv->generic_ie,
731 drv->generic_ie_len);
734 os_memcpy(¶m->u.generic_elem.data[drv->generic_ie_len],
735 drv->wps_ie, drv->wps_ie_len);
737 wpa_hexdump(MSG_DEBUG, "hostap: Set generic IE",
738 param->u.generic_elem.data, elem_len);
739 res = hostapd_ioctl(drv, param, blen);
747 static int hostap_set_generic_elem(const char *ifname, void *priv,
748 const u8 *elem, size_t elem_len)
750 struct hostap_driver_data *drv = priv;
752 os_free(drv->generic_ie);
753 drv->generic_ie = NULL;
754 drv->generic_ie_len = 0;
756 drv->generic_ie = os_malloc(elem_len);
757 if (drv->generic_ie == NULL)
759 os_memcpy(drv->generic_ie, elem, elem_len);
760 drv->generic_ie_len = elem_len;
763 return hostapd_ioctl_set_generic_elem(drv);
767 static int hostap_set_ap_wps_ie(const char *ifname, void *priv,
768 const struct wpabuf *beacon,
769 const struct wpabuf *proberesp)
771 struct hostap_driver_data *drv = priv;
774 * Host AP driver supports only one set of extra IEs, so we need to
775 * use the Probe Response IEs also for Beacon frames since they include
779 os_free(drv->wps_ie);
783 drv->wps_ie = os_malloc(wpabuf_len(proberesp));
784 if (drv->wps_ie == NULL)
786 os_memcpy(drv->wps_ie, wpabuf_head(proberesp),
787 wpabuf_len(proberesp));
788 drv->wps_ie_len = wpabuf_len(proberesp);
791 return hostapd_ioctl_set_generic_elem(drv);
796 hostapd_wireless_event_wireless_custom(struct hostap_driver_data *drv,
799 wpa_printf(MSG_DEBUG, "Custom wireless event: '%s'", custom);
801 if (strncmp(custom, "MLME-MICHAELMICFAILURE.indication", 33) == 0) {
804 pos = strstr(custom, "addr=");
806 wpa_printf(MSG_DEBUG,
807 "MLME-MICHAELMICFAILURE.indication "
808 "without sender address ignored");
812 if (hwaddr_aton(pos, addr) == 0) {
813 union wpa_event_data data;
814 os_memset(&data, 0, sizeof(data));
815 data.michael_mic_failure.unicast = 1;
816 data.michael_mic_failure.src = addr;
817 wpa_supplicant_event(drv->hapd,
818 EVENT_MICHAEL_MIC_FAILURE, &data);
820 wpa_printf(MSG_DEBUG,
821 "MLME-MICHAELMICFAILURE.indication "
822 "with invalid MAC address");
828 static void hostapd_wireless_event_wireless(struct hostap_driver_data *drv,
831 struct iw_event iwe_buf, *iwe = &iwe_buf;
832 char *pos, *end, *custom, *buf;
837 while (pos + IW_EV_LCP_LEN <= end) {
838 /* Event data may be unaligned, so make a local, aligned copy
839 * before processing. */
840 memcpy(&iwe_buf, pos, IW_EV_LCP_LEN);
841 wpa_printf(MSG_DEBUG, "Wireless event: cmd=0x%x len=%d",
843 if (iwe->len <= IW_EV_LCP_LEN)
846 custom = pos + IW_EV_POINT_LEN;
847 if (drv->we_version > 18 &&
848 (iwe->cmd == IWEVMICHAELMICFAILURE ||
849 iwe->cmd == IWEVCUSTOM)) {
850 /* WE-19 removed the pointer from struct iw_point */
851 char *dpos = (char *) &iwe_buf.u.data.length;
852 int dlen = dpos - (char *) &iwe_buf;
853 memcpy(dpos, pos + IW_EV_LCP_LEN,
854 sizeof(struct iw_event) - dlen);
856 memcpy(&iwe_buf, pos, sizeof(struct iw_event));
857 custom += IW_EV_POINT_OFF;
862 if (custom + iwe->u.data.length > end)
864 buf = malloc(iwe->u.data.length + 1);
867 memcpy(buf, custom, iwe->u.data.length);
868 buf[iwe->u.data.length] = '\0';
869 hostapd_wireless_event_wireless_custom(drv, buf);
879 static void hostapd_wireless_event_rtm_newlink(void *ctx,
880 struct ifinfomsg *ifi,
883 struct hostap_driver_data *drv = ctx;
884 int attrlen, rta_len;
887 /* TODO: use ifi->ifi_index to filter out wireless events from other
891 attr = (struct rtattr *) buf;
893 rta_len = RTA_ALIGN(sizeof(struct rtattr));
894 while (RTA_OK(attr, attrlen)) {
895 if (attr->rta_type == IFLA_WIRELESS) {
896 hostapd_wireless_event_wireless(
897 drv, ((char *) attr) + rta_len,
898 attr->rta_len - rta_len);
900 attr = RTA_NEXT(attr, attrlen);
905 static int hostap_get_we_version(struct hostap_driver_data *drv)
907 struct iw_range *range;
915 * Use larger buffer than struct iw_range in order to allow the
916 * structure to grow in the future.
918 buflen = sizeof(struct iw_range) + 500;
919 range = os_zalloc(buflen);
923 memset(&iwr, 0, sizeof(iwr));
924 os_strlcpy(iwr.ifr_name, drv->iface, IFNAMSIZ);
925 iwr.u.data.pointer = (caddr_t) range;
926 iwr.u.data.length = buflen;
928 minlen = ((char *) &range->enc_capa) - (char *) range +
929 sizeof(range->enc_capa);
931 if (ioctl(drv->ioctl_sock, SIOCGIWRANGE, &iwr) < 0) {
932 perror("ioctl[SIOCGIWRANGE]");
935 } else if (iwr.u.data.length >= minlen &&
936 range->we_version_compiled >= 18) {
937 wpa_printf(MSG_DEBUG, "SIOCGIWRANGE: WE(compiled)=%d "
938 "WE(source)=%d enc_capa=0x%x",
939 range->we_version_compiled,
940 range->we_version_source,
942 drv->we_version = range->we_version_compiled;
950 static int hostap_wireless_event_init(struct hostap_driver_data *drv)
952 struct netlink_config *cfg;
954 hostap_get_we_version(drv);
956 cfg = os_zalloc(sizeof(*cfg));
960 cfg->newlink_cb = hostapd_wireless_event_rtm_newlink;
961 drv->netlink = netlink_init(cfg);
962 if (drv->netlink == NULL) {
971 static void * hostap_init(struct hostapd_data *hapd,
972 struct wpa_init_params *params)
974 struct hostap_driver_data *drv;
976 drv = os_zalloc(sizeof(struct hostap_driver_data));
978 printf("Could not allocate memory for hostapd driver data\n");
983 drv->ioctl_sock = drv->sock = -1;
984 memcpy(drv->iface, params->ifname, sizeof(drv->iface));
986 drv->ioctl_sock = socket(PF_INET, SOCK_DGRAM, 0);
987 if (drv->ioctl_sock < 0) {
988 perror("socket[PF_INET,SOCK_DGRAM]");
993 if (hostap_ioctl_prism2param(drv, PRISM2_PARAM_HOSTAPD, 1)) {
994 printf("Could not enable hostapd mode for interface %s\n",
996 close(drv->ioctl_sock);
1001 if (hostap_init_sockets(drv, params->own_addr) ||
1002 hostap_wireless_event_init(drv)) {
1003 close(drv->ioctl_sock);
1012 static void hostap_driver_deinit(void *priv)
1014 struct hostap_driver_data *drv = priv;
1016 netlink_deinit(drv->netlink);
1017 (void) hostap_set_iface_flags(drv, 0);
1018 (void) hostap_ioctl_prism2param(drv, PRISM2_PARAM_HOSTAPD, 0);
1019 (void) hostap_ioctl_prism2param(drv, PRISM2_PARAM_HOSTAPD_STA, 0);
1021 if (drv->ioctl_sock >= 0)
1022 close(drv->ioctl_sock);
1027 os_free(drv->generic_ie);
1028 os_free(drv->wps_ie);
1034 static int hostap_sta_deauth(void *priv, const u8 *own_addr, const u8 *addr,
1037 struct hostap_driver_data *drv = priv;
1038 struct ieee80211_mgmt mgmt;
1040 memset(&mgmt, 0, sizeof(mgmt));
1041 mgmt.frame_control = IEEE80211_FC(WLAN_FC_TYPE_MGMT,
1042 WLAN_FC_STYPE_DEAUTH);
1043 memcpy(mgmt.da, addr, ETH_ALEN);
1044 memcpy(mgmt.sa, own_addr, ETH_ALEN);
1045 memcpy(mgmt.bssid, own_addr, ETH_ALEN);
1046 mgmt.u.deauth.reason_code = host_to_le16(reason);
1047 return hostap_send_mlme(drv, (u8 *) &mgmt, IEEE80211_HDRLEN +
1048 sizeof(mgmt.u.deauth));
1052 static int hostap_sta_disassoc(void *priv, const u8 *own_addr, const u8 *addr,
1055 struct hostap_driver_data *drv = priv;
1056 struct ieee80211_mgmt mgmt;
1058 memset(&mgmt, 0, sizeof(mgmt));
1059 mgmt.frame_control = IEEE80211_FC(WLAN_FC_TYPE_MGMT,
1060 WLAN_FC_STYPE_DISASSOC);
1061 memcpy(mgmt.da, addr, ETH_ALEN);
1062 memcpy(mgmt.sa, own_addr, ETH_ALEN);
1063 memcpy(mgmt.bssid, own_addr, ETH_ALEN);
1064 mgmt.u.disassoc.reason_code = host_to_le16(reason);
1065 return hostap_send_mlme(drv, (u8 *) &mgmt, IEEE80211_HDRLEN +
1066 sizeof(mgmt.u.disassoc));
1070 static struct hostapd_hw_modes * hostap_get_hw_feature_data(void *priv,
1074 struct hostapd_hw_modes *mode;
1076 const short chan2freq[14] = {
1077 2412, 2417, 2422, 2427, 2432, 2437, 2442,
1078 2447, 2452, 2457, 2462, 2467, 2472, 2484
1081 mode = os_zalloc(sizeof(struct hostapd_hw_modes));
1088 mode->mode = HOSTAPD_MODE_IEEE80211B;
1089 mode->num_channels = 14;
1090 mode->num_rates = 4;
1092 clen = mode->num_channels * sizeof(struct hostapd_channel_data);
1093 rlen = mode->num_rates * sizeof(int);
1095 mode->channels = os_zalloc(clen);
1096 mode->rates = os_zalloc(rlen);
1097 if (mode->channels == NULL || mode->rates == NULL) {
1098 os_free(mode->channels);
1099 os_free(mode->rates);
1104 for (i = 0; i < 14; i++) {
1105 mode->channels[i].chan = i + 1;
1106 mode->channels[i].freq = chan2freq[i];
1107 /* TODO: Get allowed channel list from the driver */
1109 mode->channels[i].flag = HOSTAPD_CHAN_DISABLED;
1112 mode->rates[0] = 10;
1113 mode->rates[1] = 20;
1114 mode->rates[2] = 55;
1115 mode->rates[3] = 110;
1122 struct wpa_driver_hostap_data {
1123 void *wext; /* private data for driver_wext */
1125 char ifname[IFNAMSIZ + 1];
1127 int current_mode; /* infra/adhoc */
1131 static int wpa_driver_hostap_set_auth_alg(void *priv, int auth_alg);
1134 static int hostapd_ioctl(struct wpa_driver_hostap_data *drv,
1135 struct prism2_hostapd_param *param,
1136 int len, int show_err)
1140 os_memset(&iwr, 0, sizeof(iwr));
1141 os_strlcpy(iwr.ifr_name, drv->ifname, IFNAMSIZ);
1142 iwr.u.data.pointer = (caddr_t) param;
1143 iwr.u.data.length = len;
1145 if (ioctl(drv->sock, PRISM2_IOCTL_HOSTAPD, &iwr) < 0) {
1148 perror("ioctl[PRISM2_IOCTL_HOSTAPD]");
1156 static int wpa_driver_hostap_set_wpa_ie(struct wpa_driver_hostap_data *drv,
1157 const u8 *wpa_ie, size_t wpa_ie_len)
1159 struct prism2_hostapd_param *param;
1161 size_t blen = PRISM2_HOSTAPD_GENERIC_ELEMENT_HDR_LEN + wpa_ie_len;
1162 if (blen < sizeof(*param))
1163 blen = sizeof(*param);
1165 param = os_zalloc(blen);
1169 param->cmd = PRISM2_HOSTAPD_SET_GENERIC_ELEMENT;
1170 param->u.generic_elem.len = wpa_ie_len;
1171 os_memcpy(param->u.generic_elem.data, wpa_ie, wpa_ie_len);
1172 res = hostapd_ioctl(drv, param, blen, 1);
1180 static int prism2param(struct wpa_driver_hostap_data *drv, int param,
1186 os_memset(&iwr, 0, sizeof(iwr));
1187 os_strlcpy(iwr.ifr_name, drv->ifname, IFNAMSIZ);
1188 i = (int *) iwr.u.name;
1192 if (ioctl(drv->sock, PRISM2_IOCTL_PRISM2_PARAM, &iwr) < 0) {
1193 perror("ioctl[PRISM2_IOCTL_PRISM2_PARAM]");
1200 static int wpa_driver_hostap_set_wpa(void *priv, int enabled)
1202 struct wpa_driver_hostap_data *drv = priv;
1205 wpa_printf(MSG_DEBUG, "%s: enabled=%d", __FUNCTION__, enabled);
1207 if (!enabled && wpa_driver_hostap_set_wpa_ie(drv, NULL, 0) < 0)
1209 if (prism2param(drv, PRISM2_PARAM_HOST_ROAMING, enabled ? 2 : 0) < 0)
1211 if (prism2param(drv, PRISM2_PARAM_WPA, enabled) < 0)
1218 static void show_set_key_error(struct prism2_hostapd_param *param)
1220 switch (param->u.crypt.err) {
1221 case HOSTAP_CRYPT_ERR_UNKNOWN_ALG:
1222 wpa_printf(MSG_INFO, "Unknown algorithm '%s'.",
1223 param->u.crypt.alg);
1224 wpa_printf(MSG_INFO, "You may need to load kernel module to "
1225 "register that algorithm.");
1226 wpa_printf(MSG_INFO, "E.g., 'modprobe hostap_crypt_wep' for "
1229 case HOSTAP_CRYPT_ERR_UNKNOWN_ADDR:
1230 wpa_printf(MSG_INFO, "Unknown address " MACSTR ".",
1231 MAC2STR(param->sta_addr));
1233 case HOSTAP_CRYPT_ERR_CRYPT_INIT_FAILED:
1234 wpa_printf(MSG_INFO, "Crypt algorithm initialization failed.");
1236 case HOSTAP_CRYPT_ERR_KEY_SET_FAILED:
1237 wpa_printf(MSG_INFO, "Key setting failed.");
1239 case HOSTAP_CRYPT_ERR_TX_KEY_SET_FAILED:
1240 wpa_printf(MSG_INFO, "TX key index setting failed.");
1242 case HOSTAP_CRYPT_ERR_CARD_CONF_FAILED:
1243 wpa_printf(MSG_INFO, "Card configuration failed.");
1249 static int wpa_driver_hostap_set_key(const char *ifname, void *priv,
1250 enum wpa_alg alg, const u8 *addr,
1251 int key_idx, int set_tx,
1252 const u8 *seq, size_t seq_len,
1253 const u8 *key, size_t key_len)
1255 struct wpa_driver_hostap_data *drv = priv;
1256 struct prism2_hostapd_param *param;
1279 wpa_printf(MSG_DEBUG, "%s: alg=%s key_idx=%d set_tx=%d seq_len=%lu "
1280 "key_len=%lu", __FUNCTION__, alg_name, key_idx, set_tx,
1281 (unsigned long) seq_len, (unsigned long) key_len);
1286 blen = sizeof(*param) + key_len;
1287 buf = os_zalloc(blen);
1291 param = (struct prism2_hostapd_param *) buf;
1292 param->cmd = PRISM2_SET_ENCRYPTION;
1293 /* TODO: In theory, STA in client mode can use five keys; four default
1294 * keys for receiving (with keyidx 0..3) and one individual key for
1295 * both transmitting and receiving (keyidx 0) _unicast_ packets. Now,
1296 * keyidx 0 is reserved for this unicast use and default keys can only
1297 * use keyidx 1..3 (i.e., default key with keyidx 0 is not supported).
1298 * This should be fine for more or less all cases, but for completeness
1299 * sake, the driver could be enhanced to support the missing key. */
1302 os_memset(param->sta_addr, 0xff, ETH_ALEN);
1304 os_memcpy(param->sta_addr, addr, ETH_ALEN);
1306 os_memset(param->sta_addr, 0xff, ETH_ALEN);
1308 os_strlcpy((char *) param->u.crypt.alg, alg_name,
1309 HOSTAP_CRYPT_ALG_NAME_LEN);
1310 param->u.crypt.flags = set_tx ? HOSTAP_CRYPT_FLAG_SET_TX_KEY : 0;
1311 param->u.crypt.idx = key_idx;
1312 os_memcpy(param->u.crypt.seq, seq, seq_len);
1313 param->u.crypt.key_len = key_len;
1314 os_memcpy((u8 *) (param + 1), key, key_len);
1316 if (hostapd_ioctl(drv, param, blen, 1)) {
1317 wpa_printf(MSG_WARNING, "Failed to set encryption.");
1318 show_set_key_error(param);
1327 static int wpa_driver_hostap_set_countermeasures(void *priv, int enabled)
1329 struct wpa_driver_hostap_data *drv = priv;
1330 wpa_printf(MSG_DEBUG, "%s: enabled=%d", __FUNCTION__, enabled);
1331 return prism2param(drv, PRISM2_PARAM_TKIP_COUNTERMEASURES, enabled);
1335 static int wpa_driver_hostap_reset(struct wpa_driver_hostap_data *drv,
1341 wpa_printf(MSG_DEBUG, "%s: type=%d", __FUNCTION__, type);
1343 os_memset(&iwr, 0, sizeof(iwr));
1344 os_strlcpy(iwr.ifr_name, drv->ifname, IFNAMSIZ);
1345 i = (int *) iwr.u.name;
1348 if (ioctl(drv->sock, PRISM2_IOCTL_RESET, &iwr) < 0) {
1349 perror("ioctl[PRISM2_IOCTL_RESET]");
1356 static int wpa_driver_hostap_mlme(struct wpa_driver_hostap_data *drv,
1357 const u8 *addr, int cmd, int reason_code)
1359 struct prism2_hostapd_param param;
1362 /* There does not seem to be a better way of deauthenticating or
1363 * disassociating with Prism2/2.5/3 than sending the management frame
1364 * and then resetting the Port0 to make sure both the AP and the STA
1365 * end up in disconnected state. */
1366 os_memset(¶m, 0, sizeof(param));
1367 param.cmd = PRISM2_HOSTAPD_MLME;
1368 os_memcpy(param.sta_addr, addr, ETH_ALEN);
1369 param.u.mlme.cmd = cmd;
1370 param.u.mlme.reason_code = reason_code;
1371 ret = hostapd_ioctl(drv, ¶m, sizeof(param), 1);
1373 os_sleep(0, 100000);
1374 ret = wpa_driver_hostap_reset(drv, 2);
1380 static int wpa_driver_hostap_deauthenticate(void *priv, const u8 *addr,
1383 struct wpa_driver_hostap_data *drv = priv;
1384 wpa_printf(MSG_DEBUG, "%s", __FUNCTION__);
1385 return wpa_driver_hostap_mlme(drv, addr, MLME_STA_DEAUTH,
1390 static int wpa_driver_hostap_disassociate(void *priv, const u8 *addr,
1393 struct wpa_driver_hostap_data *drv = priv;
1394 wpa_printf(MSG_DEBUG, "%s", __FUNCTION__);
1395 return wpa_driver_hostap_mlme(drv, addr, MLME_STA_DISASSOC,
1401 wpa_driver_hostap_associate(void *priv,
1402 struct wpa_driver_associate_params *params)
1404 struct wpa_driver_hostap_data *drv = priv;
1406 int allow_unencrypted_eapol;
1408 wpa_printf(MSG_DEBUG, "%s", __FUNCTION__);
1410 if (prism2param(drv, PRISM2_PARAM_DROP_UNENCRYPTED,
1411 params->drop_unencrypted) < 0)
1413 if (wpa_driver_hostap_set_auth_alg(drv, params->auth_alg) < 0)
1415 if (params->mode != drv->current_mode) {
1416 /* At the moment, Host AP driver requires host_roaming=2 for
1417 * infrastructure mode and host_roaming=0 for adhoc. */
1418 if (prism2param(drv, PRISM2_PARAM_HOST_ROAMING,
1419 params->mode == IEEE80211_MODE_IBSS ? 0 : 2) <
1421 wpa_printf(MSG_DEBUG, "%s: failed to set host_roaming",
1424 drv->current_mode = params->mode;
1427 if (prism2param(drv, PRISM2_PARAM_PRIVACY_INVOKED,
1428 params->key_mgmt_suite != KEY_MGMT_NONE) < 0)
1430 if (wpa_driver_hostap_set_wpa_ie(drv, params->wpa_ie,
1431 params->wpa_ie_len) < 0)
1433 if (wpa_driver_wext_set_mode(drv->wext, params->mode) < 0)
1436 wpa_driver_wext_set_freq(drv->wext, params->freq) < 0)
1438 if (wpa_driver_wext_set_ssid(drv->wext, params->ssid, params->ssid_len)
1441 if (wpa_driver_wext_set_bssid(drv->wext, params->bssid) < 0)
1444 /* Allow unencrypted EAPOL messages even if pairwise keys are set when
1445 * not using WPA. IEEE 802.1X specifies that these frames are not
1446 * encrypted, but WPA encrypts them when pairwise keys are in use. */
1447 if (params->key_mgmt_suite == KEY_MGMT_802_1X ||
1448 params->key_mgmt_suite == KEY_MGMT_PSK)
1449 allow_unencrypted_eapol = 0;
1451 allow_unencrypted_eapol = 1;
1453 if (prism2param(drv, PRISM2_PARAM_IEEE_802_1X,
1454 allow_unencrypted_eapol) < 0) {
1455 wpa_printf(MSG_DEBUG, "hostap: Failed to configure "
1456 "ieee_802_1x param");
1457 /* Ignore this error.. driver_hostap.c can also be used with
1458 * other drivers that do not support this prism2_param. */
1465 static int wpa_driver_hostap_scan(void *priv,
1466 struct wpa_driver_scan_params *params)
1468 struct wpa_driver_hostap_data *drv = priv;
1469 struct prism2_hostapd_param param;
1471 const u8 *ssid = params->ssids[0].ssid;
1472 size_t ssid_len = params->ssids[0].ssid_len;
1475 /* Use standard Linux Wireless Extensions ioctl if possible
1476 * because some drivers using hostap code in wpa_supplicant
1477 * might not support Host AP specific scan request (with SSID
1479 return wpa_driver_wext_scan(drv->wext, params);
1485 os_memset(¶m, 0, sizeof(param));
1486 param.cmd = PRISM2_HOSTAPD_SCAN_REQ;
1487 param.u.scan_req.ssid_len = ssid_len;
1488 os_memcpy(param.u.scan_req.ssid, ssid, ssid_len);
1489 ret = hostapd_ioctl(drv, ¶m, sizeof(param), 1);
1491 /* Not all drivers generate "scan completed" wireless event, so try to
1492 * read results after a timeout. */
1493 eloop_cancel_timeout(wpa_driver_wext_scan_timeout, drv->wext,
1495 eloop_register_timeout(3, 0, wpa_driver_wext_scan_timeout, drv->wext,
1502 static int wpa_driver_hostap_set_auth_alg(void *priv, int auth_alg)
1504 struct wpa_driver_hostap_data *drv = priv;
1507 if (auth_alg & WPA_AUTH_ALG_OPEN)
1509 if (auth_alg & WPA_AUTH_ALG_SHARED)
1511 if (auth_alg & WPA_AUTH_ALG_LEAP)
1514 algs = 1; /* at least one algorithm should be set */
1516 return prism2param(drv, PRISM2_PARAM_AP_AUTH_ALGS, algs);
1520 static int wpa_driver_hostap_get_bssid(void *priv, u8 *bssid)
1522 struct wpa_driver_hostap_data *drv = priv;
1523 return wpa_driver_wext_get_bssid(drv->wext, bssid);
1527 static int wpa_driver_hostap_get_ssid(void *priv, u8 *ssid)
1529 struct wpa_driver_hostap_data *drv = priv;
1530 return wpa_driver_wext_get_ssid(drv->wext, ssid);
1534 static struct wpa_scan_results * wpa_driver_hostap_get_scan_results(void *priv)
1536 struct wpa_driver_hostap_data *drv = priv;
1537 return wpa_driver_wext_get_scan_results(drv->wext);
1541 static int wpa_driver_hostap_set_operstate(void *priv, int state)
1543 struct wpa_driver_hostap_data *drv = priv;
1544 return wpa_driver_wext_set_operstate(drv->wext, state);
1548 static void * wpa_driver_hostap_init(void *ctx, const char *ifname)
1550 struct wpa_driver_hostap_data *drv;
1552 drv = os_zalloc(sizeof(*drv));
1555 drv->wext = wpa_driver_wext_init(ctx, ifname);
1556 if (drv->wext == NULL) {
1562 os_strlcpy(drv->ifname, ifname, sizeof(drv->ifname));
1563 drv->sock = socket(PF_INET, SOCK_DGRAM, 0);
1564 if (drv->sock < 0) {
1566 wpa_driver_wext_deinit(drv->wext);
1571 if (os_strncmp(ifname, "wlan", 4) == 0) {
1573 * Host AP driver may use both wlan# and wifi# interface in
1576 char ifname2[IFNAMSIZ + 1];
1577 os_strlcpy(ifname2, ifname, sizeof(ifname2));
1578 os_memcpy(ifname2, "wifi", 4);
1579 wpa_driver_wext_alternative_ifindex(drv->wext, ifname2);
1582 wpa_driver_hostap_set_wpa(drv, 1);
1588 static void wpa_driver_hostap_deinit(void *priv)
1590 struct wpa_driver_hostap_data *drv = priv;
1591 wpa_driver_hostap_set_wpa(drv, 0);
1592 wpa_driver_wext_deinit(drv->wext);
1597 #endif /* HOSTAPD */
1600 const struct wpa_driver_ops wpa_driver_hostap_ops = {
1602 .desc = "Host AP driver (Intersil Prism2/2.5/3)",
1603 .set_key = wpa_driver_hostap_set_key,
1605 .hapd_init = hostap_init,
1606 .hapd_deinit = hostap_driver_deinit,
1607 .set_ieee8021x = hostap_set_ieee8021x,
1608 .set_privacy = hostap_set_privacy,
1609 .get_seqnum = hostap_get_seqnum,
1610 .flush = hostap_flush,
1611 .set_generic_elem = hostap_set_generic_elem,
1612 .read_sta_data = hostap_read_sta_data,
1613 .hapd_send_eapol = hostap_send_eapol,
1614 .sta_set_flags = hostap_sta_set_flags,
1615 .sta_deauth = hostap_sta_deauth,
1616 .sta_disassoc = hostap_sta_disassoc,
1617 .sta_remove = hostap_sta_remove,
1618 .hapd_set_ssid = hostap_set_ssid,
1619 .send_mlme = hostap_send_mlme,
1620 .sta_add = hostap_sta_add,
1621 .get_inact_sec = hostap_get_inact_sec,
1622 .sta_clear_stats = hostap_sta_clear_stats,
1623 .get_hw_feature_data = hostap_get_hw_feature_data,
1624 .set_ap_wps_ie = hostap_set_ap_wps_ie,
1626 .get_bssid = wpa_driver_hostap_get_bssid,
1627 .get_ssid = wpa_driver_hostap_get_ssid,
1628 .set_countermeasures = wpa_driver_hostap_set_countermeasures,
1629 .scan2 = wpa_driver_hostap_scan,
1630 .get_scan_results2 = wpa_driver_hostap_get_scan_results,
1631 .deauthenticate = wpa_driver_hostap_deauthenticate,
1632 .disassociate = wpa_driver_hostap_disassociate,
1633 .associate = wpa_driver_hostap_associate,
1634 .init = wpa_driver_hostap_init,
1635 .deinit = wpa_driver_hostap_deinit,
1636 .set_operstate = wpa_driver_hostap_set_operstate,
1637 #endif /* HOSTAPD */