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(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(void *priv, const u8 *buf, int len)
555 struct hostap_driver_data *drv = priv;
558 memset(&iwr, 0, sizeof(iwr));
559 os_strlcpy(iwr.ifr_name, drv->iface, IFNAMSIZ);
560 iwr.u.essid.flags = 1; /* SSID active */
561 iwr.u.essid.pointer = (caddr_t) buf;
562 iwr.u.essid.length = len + 1;
564 if (ioctl(drv->ioctl_sock, SIOCSIWESSID, &iwr) < 0) {
565 perror("ioctl[SIOCSIWESSID]");
566 printf("len=%d\n", len);
574 static int hostap_flush(void *priv)
576 struct hostap_driver_data *drv = priv;
577 struct prism2_hostapd_param param;
579 memset(¶m, 0, sizeof(param));
580 param.cmd = PRISM2_HOSTAPD_FLUSH;
581 return hostapd_ioctl(drv, ¶m, sizeof(param));
585 static int hostap_read_sta_data(void *priv,
586 struct hostap_sta_driver_data *data,
589 struct hostap_driver_data *drv = priv;
590 char buf[1024], line[128], *pos;
594 memset(data, 0, sizeof(*data));
595 snprintf(buf, sizeof(buf), "/proc/net/hostap/%s/" MACSTR,
596 drv->iface, MAC2STR(addr));
601 /* Need to read proc file with in one piece, so use large enough
603 setbuffer(f, buf, sizeof(buf));
605 while (fgets(line, sizeof(line), f)) {
606 pos = strchr(line, '=');
610 val = strtoul(pos, NULL, 10);
611 if (strcmp(line, "rx_packets") == 0)
612 data->rx_packets = val;
613 else if (strcmp(line, "tx_packets") == 0)
614 data->tx_packets = val;
615 else if (strcmp(line, "rx_bytes") == 0)
616 data->rx_bytes = val;
617 else if (strcmp(line, "tx_bytes") == 0)
618 data->tx_bytes = val;
627 static int hostap_sta_add(void *priv, struct hostapd_sta_add_params *params)
629 struct hostap_driver_data *drv = priv;
630 struct prism2_hostapd_param param;
631 int tx_supp_rates = 0;
634 #define WLAN_RATE_1M BIT(0)
635 #define WLAN_RATE_2M BIT(1)
636 #define WLAN_RATE_5M5 BIT(2)
637 #define WLAN_RATE_11M BIT(3)
639 for (i = 0; i < params->supp_rates_len; i++) {
640 if ((params->supp_rates[i] & 0x7f) == 2)
641 tx_supp_rates |= WLAN_RATE_1M;
642 if ((params->supp_rates[i] & 0x7f) == 4)
643 tx_supp_rates |= WLAN_RATE_2M;
644 if ((params->supp_rates[i] & 0x7f) == 11)
645 tx_supp_rates |= WLAN_RATE_5M5;
646 if ((params->supp_rates[i] & 0x7f) == 22)
647 tx_supp_rates |= WLAN_RATE_11M;
650 memset(¶m, 0, sizeof(param));
651 param.cmd = PRISM2_HOSTAPD_ADD_STA;
652 memcpy(param.sta_addr, params->addr, ETH_ALEN);
653 param.u.add_sta.aid = params->aid;
654 param.u.add_sta.capability = params->capability;
655 param.u.add_sta.tx_supp_rates = tx_supp_rates;
656 return hostapd_ioctl(drv, ¶m, sizeof(param));
660 static int hostap_sta_remove(void *priv, const u8 *addr)
662 struct hostap_driver_data *drv = priv;
663 struct prism2_hostapd_param param;
665 hostap_sta_set_flags(drv, addr, 0, 0, ~WPA_STA_AUTHORIZED);
667 memset(¶m, 0, sizeof(param));
668 param.cmd = PRISM2_HOSTAPD_REMOVE_STA;
669 memcpy(param.sta_addr, addr, ETH_ALEN);
670 if (hostapd_ioctl(drv, ¶m, sizeof(param))) {
671 printf("Could not remove station from kernel driver.\n");
678 static int hostap_get_inact_sec(void *priv, const u8 *addr)
680 struct hostap_driver_data *drv = priv;
681 struct prism2_hostapd_param param;
683 memset(¶m, 0, sizeof(param));
684 param.cmd = PRISM2_HOSTAPD_GET_INFO_STA;
685 memcpy(param.sta_addr, addr, ETH_ALEN);
686 if (hostapd_ioctl(drv, ¶m, sizeof(param))) {
690 return param.u.get_info_sta.inactive_sec;
694 static int hostap_sta_clear_stats(void *priv, const u8 *addr)
696 struct hostap_driver_data *drv = priv;
697 struct prism2_hostapd_param param;
699 memset(¶m, 0, sizeof(param));
700 param.cmd = PRISM2_HOSTAPD_STA_CLEAR_STATS;
701 memcpy(param.sta_addr, addr, ETH_ALEN);
702 if (hostapd_ioctl(drv, ¶m, sizeof(param))) {
710 static int hostapd_ioctl_set_generic_elem(struct hostap_driver_data *drv)
712 struct prism2_hostapd_param *param;
714 size_t blen, elem_len;
716 elem_len = drv->generic_ie_len + drv->wps_ie_len;
717 blen = PRISM2_HOSTAPD_GENERIC_ELEMENT_HDR_LEN + elem_len;
718 if (blen < sizeof(*param))
719 blen = sizeof(*param);
721 param = os_zalloc(blen);
725 param->cmd = PRISM2_HOSTAPD_SET_GENERIC_ELEMENT;
726 param->u.generic_elem.len = elem_len;
727 if (drv->generic_ie) {
728 os_memcpy(param->u.generic_elem.data, drv->generic_ie,
729 drv->generic_ie_len);
732 os_memcpy(¶m->u.generic_elem.data[drv->generic_ie_len],
733 drv->wps_ie, drv->wps_ie_len);
735 wpa_hexdump(MSG_DEBUG, "hostap: Set generic IE",
736 param->u.generic_elem.data, elem_len);
737 res = hostapd_ioctl(drv, param, blen);
745 static int hostap_set_generic_elem(void *priv,
746 const u8 *elem, size_t elem_len)
748 struct hostap_driver_data *drv = priv;
750 os_free(drv->generic_ie);
751 drv->generic_ie = NULL;
752 drv->generic_ie_len = 0;
754 drv->generic_ie = os_malloc(elem_len);
755 if (drv->generic_ie == NULL)
757 os_memcpy(drv->generic_ie, elem, elem_len);
758 drv->generic_ie_len = elem_len;
761 return hostapd_ioctl_set_generic_elem(drv);
765 static int hostap_set_ap_wps_ie(void *priv, const struct wpabuf *beacon,
766 const struct wpabuf *proberesp,
767 const struct wpabuf *assocresp)
769 struct hostap_driver_data *drv = priv;
772 * Host AP driver supports only one set of extra IEs, so we need to
773 * use the Probe Response IEs also for Beacon frames since they include
777 os_free(drv->wps_ie);
781 drv->wps_ie = os_malloc(wpabuf_len(proberesp));
782 if (drv->wps_ie == NULL)
784 os_memcpy(drv->wps_ie, wpabuf_head(proberesp),
785 wpabuf_len(proberesp));
786 drv->wps_ie_len = wpabuf_len(proberesp);
789 return hostapd_ioctl_set_generic_elem(drv);
794 hostapd_wireless_event_wireless_custom(struct hostap_driver_data *drv,
797 wpa_printf(MSG_DEBUG, "Custom wireless event: '%s'", custom);
799 if (strncmp(custom, "MLME-MICHAELMICFAILURE.indication", 33) == 0) {
802 pos = strstr(custom, "addr=");
804 wpa_printf(MSG_DEBUG,
805 "MLME-MICHAELMICFAILURE.indication "
806 "without sender address ignored");
810 if (hwaddr_aton(pos, addr) == 0) {
811 union wpa_event_data data;
812 os_memset(&data, 0, sizeof(data));
813 data.michael_mic_failure.unicast = 1;
814 data.michael_mic_failure.src = addr;
815 wpa_supplicant_event(drv->hapd,
816 EVENT_MICHAEL_MIC_FAILURE, &data);
818 wpa_printf(MSG_DEBUG,
819 "MLME-MICHAELMICFAILURE.indication "
820 "with invalid MAC address");
826 static void hostapd_wireless_event_wireless(struct hostap_driver_data *drv,
829 struct iw_event iwe_buf, *iwe = &iwe_buf;
830 char *pos, *end, *custom, *buf;
835 while (pos + IW_EV_LCP_LEN <= end) {
836 /* Event data may be unaligned, so make a local, aligned copy
837 * before processing. */
838 memcpy(&iwe_buf, pos, IW_EV_LCP_LEN);
839 wpa_printf(MSG_DEBUG, "Wireless event: cmd=0x%x len=%d",
841 if (iwe->len <= IW_EV_LCP_LEN)
844 custom = pos + IW_EV_POINT_LEN;
845 if (drv->we_version > 18 &&
846 (iwe->cmd == IWEVMICHAELMICFAILURE ||
847 iwe->cmd == IWEVCUSTOM)) {
848 /* WE-19 removed the pointer from struct iw_point */
849 char *dpos = (char *) &iwe_buf.u.data.length;
850 int dlen = dpos - (char *) &iwe_buf;
851 memcpy(dpos, pos + IW_EV_LCP_LEN,
852 sizeof(struct iw_event) - dlen);
854 memcpy(&iwe_buf, pos, sizeof(struct iw_event));
855 custom += IW_EV_POINT_OFF;
860 if (custom + iwe->u.data.length > end)
862 buf = malloc(iwe->u.data.length + 1);
865 memcpy(buf, custom, iwe->u.data.length);
866 buf[iwe->u.data.length] = '\0';
867 hostapd_wireless_event_wireless_custom(drv, buf);
877 static void hostapd_wireless_event_rtm_newlink(void *ctx,
878 struct ifinfomsg *ifi,
881 struct hostap_driver_data *drv = ctx;
882 int attrlen, rta_len;
885 /* TODO: use ifi->ifi_index to filter out wireless events from other
889 attr = (struct rtattr *) buf;
891 rta_len = RTA_ALIGN(sizeof(struct rtattr));
892 while (RTA_OK(attr, attrlen)) {
893 if (attr->rta_type == IFLA_WIRELESS) {
894 hostapd_wireless_event_wireless(
895 drv, ((char *) attr) + rta_len,
896 attr->rta_len - rta_len);
898 attr = RTA_NEXT(attr, attrlen);
903 static int hostap_get_we_version(struct hostap_driver_data *drv)
905 struct iw_range *range;
913 * Use larger buffer than struct iw_range in order to allow the
914 * structure to grow in the future.
916 buflen = sizeof(struct iw_range) + 500;
917 range = os_zalloc(buflen);
921 memset(&iwr, 0, sizeof(iwr));
922 os_strlcpy(iwr.ifr_name, drv->iface, IFNAMSIZ);
923 iwr.u.data.pointer = (caddr_t) range;
924 iwr.u.data.length = buflen;
926 minlen = ((char *) &range->enc_capa) - (char *) range +
927 sizeof(range->enc_capa);
929 if (ioctl(drv->ioctl_sock, SIOCGIWRANGE, &iwr) < 0) {
930 perror("ioctl[SIOCGIWRANGE]");
933 } else if (iwr.u.data.length >= minlen &&
934 range->we_version_compiled >= 18) {
935 wpa_printf(MSG_DEBUG, "SIOCGIWRANGE: WE(compiled)=%d "
936 "WE(source)=%d enc_capa=0x%x",
937 range->we_version_compiled,
938 range->we_version_source,
940 drv->we_version = range->we_version_compiled;
948 static int hostap_wireless_event_init(struct hostap_driver_data *drv)
950 struct netlink_config *cfg;
952 hostap_get_we_version(drv);
954 cfg = os_zalloc(sizeof(*cfg));
958 cfg->newlink_cb = hostapd_wireless_event_rtm_newlink;
959 drv->netlink = netlink_init(cfg);
960 if (drv->netlink == NULL) {
969 static void * hostap_init(struct hostapd_data *hapd,
970 struct wpa_init_params *params)
972 struct hostap_driver_data *drv;
974 drv = os_zalloc(sizeof(struct hostap_driver_data));
976 printf("Could not allocate memory for hostapd driver data\n");
981 drv->ioctl_sock = drv->sock = -1;
982 memcpy(drv->iface, params->ifname, sizeof(drv->iface));
984 drv->ioctl_sock = socket(PF_INET, SOCK_DGRAM, 0);
985 if (drv->ioctl_sock < 0) {
986 perror("socket[PF_INET,SOCK_DGRAM]");
991 if (hostap_ioctl_prism2param(drv, PRISM2_PARAM_HOSTAPD, 1)) {
992 printf("Could not enable hostapd mode for interface %s\n",
994 close(drv->ioctl_sock);
999 if (hostap_init_sockets(drv, params->own_addr) ||
1000 hostap_wireless_event_init(drv)) {
1001 close(drv->ioctl_sock);
1010 static void hostap_driver_deinit(void *priv)
1012 struct hostap_driver_data *drv = priv;
1014 netlink_deinit(drv->netlink);
1015 (void) hostap_set_iface_flags(drv, 0);
1016 (void) hostap_ioctl_prism2param(drv, PRISM2_PARAM_HOSTAPD, 0);
1017 (void) hostap_ioctl_prism2param(drv, PRISM2_PARAM_HOSTAPD_STA, 0);
1019 if (drv->ioctl_sock >= 0)
1020 close(drv->ioctl_sock);
1025 os_free(drv->generic_ie);
1026 os_free(drv->wps_ie);
1032 static int hostap_sta_deauth(void *priv, const u8 *own_addr, const u8 *addr,
1035 struct hostap_driver_data *drv = priv;
1036 struct ieee80211_mgmt mgmt;
1038 memset(&mgmt, 0, sizeof(mgmt));
1039 mgmt.frame_control = IEEE80211_FC(WLAN_FC_TYPE_MGMT,
1040 WLAN_FC_STYPE_DEAUTH);
1041 memcpy(mgmt.da, addr, ETH_ALEN);
1042 memcpy(mgmt.sa, own_addr, ETH_ALEN);
1043 memcpy(mgmt.bssid, own_addr, ETH_ALEN);
1044 mgmt.u.deauth.reason_code = host_to_le16(reason);
1045 return hostap_send_mlme(drv, (u8 *) &mgmt, IEEE80211_HDRLEN +
1046 sizeof(mgmt.u.deauth));
1050 static int hostap_sta_disassoc(void *priv, const u8 *own_addr, const u8 *addr,
1053 struct hostap_driver_data *drv = priv;
1054 struct ieee80211_mgmt mgmt;
1056 memset(&mgmt, 0, sizeof(mgmt));
1057 mgmt.frame_control = IEEE80211_FC(WLAN_FC_TYPE_MGMT,
1058 WLAN_FC_STYPE_DISASSOC);
1059 memcpy(mgmt.da, addr, ETH_ALEN);
1060 memcpy(mgmt.sa, own_addr, ETH_ALEN);
1061 memcpy(mgmt.bssid, own_addr, ETH_ALEN);
1062 mgmt.u.disassoc.reason_code = host_to_le16(reason);
1063 return hostap_send_mlme(drv, (u8 *) &mgmt, IEEE80211_HDRLEN +
1064 sizeof(mgmt.u.disassoc));
1068 static struct hostapd_hw_modes * hostap_get_hw_feature_data(void *priv,
1072 struct hostapd_hw_modes *mode;
1074 const short chan2freq[14] = {
1075 2412, 2417, 2422, 2427, 2432, 2437, 2442,
1076 2447, 2452, 2457, 2462, 2467, 2472, 2484
1079 mode = os_zalloc(sizeof(struct hostapd_hw_modes));
1086 mode->mode = HOSTAPD_MODE_IEEE80211B;
1087 mode->num_channels = 14;
1088 mode->num_rates = 4;
1090 clen = mode->num_channels * sizeof(struct hostapd_channel_data);
1091 rlen = mode->num_rates * sizeof(int);
1093 mode->channels = os_zalloc(clen);
1094 mode->rates = os_zalloc(rlen);
1095 if (mode->channels == NULL || mode->rates == NULL) {
1096 os_free(mode->channels);
1097 os_free(mode->rates);
1102 for (i = 0; i < 14; i++) {
1103 mode->channels[i].chan = i + 1;
1104 mode->channels[i].freq = chan2freq[i];
1105 /* TODO: Get allowed channel list from the driver */
1107 mode->channels[i].flag = HOSTAPD_CHAN_DISABLED;
1110 mode->rates[0] = 10;
1111 mode->rates[1] = 20;
1112 mode->rates[2] = 55;
1113 mode->rates[3] = 110;
1120 struct wpa_driver_hostap_data {
1121 void *wext; /* private data for driver_wext */
1123 char ifname[IFNAMSIZ + 1];
1125 int current_mode; /* infra/adhoc */
1129 static int wpa_driver_hostap_set_auth_alg(void *priv, int auth_alg);
1132 static int hostapd_ioctl(struct wpa_driver_hostap_data *drv,
1133 struct prism2_hostapd_param *param,
1134 int len, int show_err)
1138 os_memset(&iwr, 0, sizeof(iwr));
1139 os_strlcpy(iwr.ifr_name, drv->ifname, IFNAMSIZ);
1140 iwr.u.data.pointer = (caddr_t) param;
1141 iwr.u.data.length = len;
1143 if (ioctl(drv->sock, PRISM2_IOCTL_HOSTAPD, &iwr) < 0) {
1146 perror("ioctl[PRISM2_IOCTL_HOSTAPD]");
1154 static int wpa_driver_hostap_set_wpa_ie(struct wpa_driver_hostap_data *drv,
1155 const u8 *wpa_ie, size_t wpa_ie_len)
1157 struct prism2_hostapd_param *param;
1159 size_t blen = PRISM2_HOSTAPD_GENERIC_ELEMENT_HDR_LEN + wpa_ie_len;
1160 if (blen < sizeof(*param))
1161 blen = sizeof(*param);
1163 param = os_zalloc(blen);
1167 param->cmd = PRISM2_HOSTAPD_SET_GENERIC_ELEMENT;
1168 param->u.generic_elem.len = wpa_ie_len;
1169 os_memcpy(param->u.generic_elem.data, wpa_ie, wpa_ie_len);
1170 res = hostapd_ioctl(drv, param, blen, 1);
1178 static int prism2param(struct wpa_driver_hostap_data *drv, int param,
1184 os_memset(&iwr, 0, sizeof(iwr));
1185 os_strlcpy(iwr.ifr_name, drv->ifname, IFNAMSIZ);
1186 i = (int *) iwr.u.name;
1190 if (ioctl(drv->sock, PRISM2_IOCTL_PRISM2_PARAM, &iwr) < 0) {
1191 perror("ioctl[PRISM2_IOCTL_PRISM2_PARAM]");
1198 static int wpa_driver_hostap_set_wpa(void *priv, int enabled)
1200 struct wpa_driver_hostap_data *drv = priv;
1203 wpa_printf(MSG_DEBUG, "%s: enabled=%d", __FUNCTION__, enabled);
1205 if (!enabled && wpa_driver_hostap_set_wpa_ie(drv, NULL, 0) < 0)
1207 if (prism2param(drv, PRISM2_PARAM_HOST_ROAMING, enabled ? 2 : 0) < 0)
1209 if (prism2param(drv, PRISM2_PARAM_WPA, enabled) < 0)
1216 static void show_set_key_error(struct prism2_hostapd_param *param)
1218 switch (param->u.crypt.err) {
1219 case HOSTAP_CRYPT_ERR_UNKNOWN_ALG:
1220 wpa_printf(MSG_INFO, "Unknown algorithm '%s'.",
1221 param->u.crypt.alg);
1222 wpa_printf(MSG_INFO, "You may need to load kernel module to "
1223 "register that algorithm.");
1224 wpa_printf(MSG_INFO, "E.g., 'modprobe hostap_crypt_wep' for "
1227 case HOSTAP_CRYPT_ERR_UNKNOWN_ADDR:
1228 wpa_printf(MSG_INFO, "Unknown address " MACSTR ".",
1229 MAC2STR(param->sta_addr));
1231 case HOSTAP_CRYPT_ERR_CRYPT_INIT_FAILED:
1232 wpa_printf(MSG_INFO, "Crypt algorithm initialization failed.");
1234 case HOSTAP_CRYPT_ERR_KEY_SET_FAILED:
1235 wpa_printf(MSG_INFO, "Key setting failed.");
1237 case HOSTAP_CRYPT_ERR_TX_KEY_SET_FAILED:
1238 wpa_printf(MSG_INFO, "TX key index setting failed.");
1240 case HOSTAP_CRYPT_ERR_CARD_CONF_FAILED:
1241 wpa_printf(MSG_INFO, "Card configuration failed.");
1247 static int wpa_driver_hostap_set_key(const char *ifname, void *priv,
1248 enum wpa_alg alg, const u8 *addr,
1249 int key_idx, int set_tx,
1250 const u8 *seq, size_t seq_len,
1251 const u8 *key, size_t key_len)
1253 struct wpa_driver_hostap_data *drv = priv;
1254 struct prism2_hostapd_param *param;
1277 wpa_printf(MSG_DEBUG, "%s: alg=%s key_idx=%d set_tx=%d seq_len=%lu "
1278 "key_len=%lu", __FUNCTION__, alg_name, key_idx, set_tx,
1279 (unsigned long) seq_len, (unsigned long) key_len);
1284 blen = sizeof(*param) + key_len;
1285 buf = os_zalloc(blen);
1289 param = (struct prism2_hostapd_param *) buf;
1290 param->cmd = PRISM2_SET_ENCRYPTION;
1291 /* TODO: In theory, STA in client mode can use five keys; four default
1292 * keys for receiving (with keyidx 0..3) and one individual key for
1293 * both transmitting and receiving (keyidx 0) _unicast_ packets. Now,
1294 * keyidx 0 is reserved for this unicast use and default keys can only
1295 * use keyidx 1..3 (i.e., default key with keyidx 0 is not supported).
1296 * This should be fine for more or less all cases, but for completeness
1297 * sake, the driver could be enhanced to support the missing key. */
1300 os_memset(param->sta_addr, 0xff, ETH_ALEN);
1302 os_memcpy(param->sta_addr, addr, ETH_ALEN);
1304 os_memset(param->sta_addr, 0xff, ETH_ALEN);
1306 os_strlcpy((char *) param->u.crypt.alg, alg_name,
1307 HOSTAP_CRYPT_ALG_NAME_LEN);
1308 param->u.crypt.flags = set_tx ? HOSTAP_CRYPT_FLAG_SET_TX_KEY : 0;
1309 param->u.crypt.idx = key_idx;
1310 os_memcpy(param->u.crypt.seq, seq, seq_len);
1311 param->u.crypt.key_len = key_len;
1312 os_memcpy((u8 *) (param + 1), key, key_len);
1314 if (hostapd_ioctl(drv, param, blen, 1)) {
1315 wpa_printf(MSG_WARNING, "Failed to set encryption.");
1316 show_set_key_error(param);
1325 static int wpa_driver_hostap_set_countermeasures(void *priv, int enabled)
1327 struct wpa_driver_hostap_data *drv = priv;
1328 wpa_printf(MSG_DEBUG, "%s: enabled=%d", __FUNCTION__, enabled);
1329 return prism2param(drv, PRISM2_PARAM_TKIP_COUNTERMEASURES, enabled);
1333 static int wpa_driver_hostap_reset(struct wpa_driver_hostap_data *drv,
1339 wpa_printf(MSG_DEBUG, "%s: type=%d", __FUNCTION__, type);
1341 os_memset(&iwr, 0, sizeof(iwr));
1342 os_strlcpy(iwr.ifr_name, drv->ifname, IFNAMSIZ);
1343 i = (int *) iwr.u.name;
1346 if (ioctl(drv->sock, PRISM2_IOCTL_RESET, &iwr) < 0) {
1347 perror("ioctl[PRISM2_IOCTL_RESET]");
1354 static int wpa_driver_hostap_mlme(struct wpa_driver_hostap_data *drv,
1355 const u8 *addr, int cmd, int reason_code)
1357 struct prism2_hostapd_param param;
1360 /* There does not seem to be a better way of deauthenticating or
1361 * disassociating with Prism2/2.5/3 than sending the management frame
1362 * and then resetting the Port0 to make sure both the AP and the STA
1363 * end up in disconnected state. */
1364 os_memset(¶m, 0, sizeof(param));
1365 param.cmd = PRISM2_HOSTAPD_MLME;
1366 os_memcpy(param.sta_addr, addr, ETH_ALEN);
1367 param.u.mlme.cmd = cmd;
1368 param.u.mlme.reason_code = reason_code;
1369 ret = hostapd_ioctl(drv, ¶m, sizeof(param), 1);
1371 os_sleep(0, 100000);
1372 ret = wpa_driver_hostap_reset(drv, 2);
1378 static int wpa_driver_hostap_deauthenticate(void *priv, const u8 *addr,
1381 struct wpa_driver_hostap_data *drv = priv;
1382 wpa_printf(MSG_DEBUG, "%s", __FUNCTION__);
1383 return wpa_driver_hostap_mlme(drv, addr, MLME_STA_DEAUTH,
1388 static int wpa_driver_hostap_disassociate(void *priv, const u8 *addr,
1391 struct wpa_driver_hostap_data *drv = priv;
1392 wpa_printf(MSG_DEBUG, "%s", __FUNCTION__);
1393 return wpa_driver_hostap_mlme(drv, addr, MLME_STA_DISASSOC,
1399 wpa_driver_hostap_associate(void *priv,
1400 struct wpa_driver_associate_params *params)
1402 struct wpa_driver_hostap_data *drv = priv;
1404 int allow_unencrypted_eapol;
1406 wpa_printf(MSG_DEBUG, "%s", __FUNCTION__);
1408 if (prism2param(drv, PRISM2_PARAM_DROP_UNENCRYPTED,
1409 params->drop_unencrypted) < 0)
1411 if (wpa_driver_hostap_set_auth_alg(drv, params->auth_alg) < 0)
1413 if (params->mode != drv->current_mode) {
1414 /* At the moment, Host AP driver requires host_roaming=2 for
1415 * infrastructure mode and host_roaming=0 for adhoc. */
1416 if (prism2param(drv, PRISM2_PARAM_HOST_ROAMING,
1417 params->mode == IEEE80211_MODE_IBSS ? 0 : 2) <
1419 wpa_printf(MSG_DEBUG, "%s: failed to set host_roaming",
1422 drv->current_mode = params->mode;
1425 if (prism2param(drv, PRISM2_PARAM_PRIVACY_INVOKED,
1426 params->key_mgmt_suite != KEY_MGMT_NONE) < 0)
1428 if (wpa_driver_hostap_set_wpa_ie(drv, params->wpa_ie,
1429 params->wpa_ie_len) < 0)
1431 if (wpa_driver_wext_set_mode(drv->wext, params->mode) < 0)
1434 wpa_driver_wext_set_freq(drv->wext, params->freq) < 0)
1436 if (wpa_driver_wext_set_ssid(drv->wext, params->ssid, params->ssid_len)
1439 if (wpa_driver_wext_set_bssid(drv->wext, params->bssid) < 0)
1442 /* Allow unencrypted EAPOL messages even if pairwise keys are set when
1443 * not using WPA. IEEE 802.1X specifies that these frames are not
1444 * encrypted, but WPA encrypts them when pairwise keys are in use. */
1445 if (params->key_mgmt_suite == KEY_MGMT_802_1X ||
1446 params->key_mgmt_suite == KEY_MGMT_PSK)
1447 allow_unencrypted_eapol = 0;
1449 allow_unencrypted_eapol = 1;
1451 if (prism2param(drv, PRISM2_PARAM_IEEE_802_1X,
1452 allow_unencrypted_eapol) < 0) {
1453 wpa_printf(MSG_DEBUG, "hostap: Failed to configure "
1454 "ieee_802_1x param");
1455 /* Ignore this error.. driver_hostap.c can also be used with
1456 * other drivers that do not support this prism2_param. */
1463 static int wpa_driver_hostap_scan(void *priv,
1464 struct wpa_driver_scan_params *params)
1466 struct wpa_driver_hostap_data *drv = priv;
1467 struct prism2_hostapd_param param;
1469 const u8 *ssid = params->ssids[0].ssid;
1470 size_t ssid_len = params->ssids[0].ssid_len;
1473 /* Use standard Linux Wireless Extensions ioctl if possible
1474 * because some drivers using hostap code in wpa_supplicant
1475 * might not support Host AP specific scan request (with SSID
1477 return wpa_driver_wext_scan(drv->wext, params);
1483 os_memset(¶m, 0, sizeof(param));
1484 param.cmd = PRISM2_HOSTAPD_SCAN_REQ;
1485 param.u.scan_req.ssid_len = ssid_len;
1486 os_memcpy(param.u.scan_req.ssid, ssid, ssid_len);
1487 ret = hostapd_ioctl(drv, ¶m, sizeof(param), 1);
1489 /* Not all drivers generate "scan completed" wireless event, so try to
1490 * read results after a timeout. */
1491 eloop_cancel_timeout(wpa_driver_wext_scan_timeout, drv->wext,
1493 eloop_register_timeout(3, 0, wpa_driver_wext_scan_timeout, drv->wext,
1500 static int wpa_driver_hostap_set_auth_alg(void *priv, int auth_alg)
1502 struct wpa_driver_hostap_data *drv = priv;
1505 if (auth_alg & WPA_AUTH_ALG_OPEN)
1507 if (auth_alg & WPA_AUTH_ALG_SHARED)
1509 if (auth_alg & WPA_AUTH_ALG_LEAP)
1512 algs = 1; /* at least one algorithm should be set */
1514 return prism2param(drv, PRISM2_PARAM_AP_AUTH_ALGS, algs);
1518 static int wpa_driver_hostap_get_bssid(void *priv, u8 *bssid)
1520 struct wpa_driver_hostap_data *drv = priv;
1521 return wpa_driver_wext_get_bssid(drv->wext, bssid);
1525 static int wpa_driver_hostap_get_ssid(void *priv, u8 *ssid)
1527 struct wpa_driver_hostap_data *drv = priv;
1528 return wpa_driver_wext_get_ssid(drv->wext, ssid);
1532 static struct wpa_scan_results * wpa_driver_hostap_get_scan_results(void *priv)
1534 struct wpa_driver_hostap_data *drv = priv;
1535 return wpa_driver_wext_get_scan_results(drv->wext);
1539 static int wpa_driver_hostap_set_operstate(void *priv, int state)
1541 struct wpa_driver_hostap_data *drv = priv;
1542 return wpa_driver_wext_set_operstate(drv->wext, state);
1546 static void * wpa_driver_hostap_init(void *ctx, const char *ifname)
1548 struct wpa_driver_hostap_data *drv;
1550 drv = os_zalloc(sizeof(*drv));
1553 drv->wext = wpa_driver_wext_init(ctx, ifname);
1554 if (drv->wext == NULL) {
1560 os_strlcpy(drv->ifname, ifname, sizeof(drv->ifname));
1561 drv->sock = socket(PF_INET, SOCK_DGRAM, 0);
1562 if (drv->sock < 0) {
1564 wpa_driver_wext_deinit(drv->wext);
1569 if (os_strncmp(ifname, "wlan", 4) == 0) {
1571 * Host AP driver may use both wlan# and wifi# interface in
1574 char ifname2[IFNAMSIZ + 1];
1575 os_strlcpy(ifname2, ifname, sizeof(ifname2));
1576 os_memcpy(ifname2, "wifi", 4);
1577 wpa_driver_wext_alternative_ifindex(drv->wext, ifname2);
1580 wpa_driver_hostap_set_wpa(drv, 1);
1586 static void wpa_driver_hostap_deinit(void *priv)
1588 struct wpa_driver_hostap_data *drv = priv;
1589 wpa_driver_hostap_set_wpa(drv, 0);
1590 wpa_driver_wext_deinit(drv->wext);
1595 #endif /* HOSTAPD */
1598 const struct wpa_driver_ops wpa_driver_hostap_ops = {
1600 .desc = "Host AP driver (Intersil Prism2/2.5/3)",
1601 .set_key = wpa_driver_hostap_set_key,
1603 .hapd_init = hostap_init,
1604 .hapd_deinit = hostap_driver_deinit,
1605 .set_ieee8021x = hostap_set_ieee8021x,
1606 .set_privacy = hostap_set_privacy,
1607 .get_seqnum = hostap_get_seqnum,
1608 .flush = hostap_flush,
1609 .set_generic_elem = hostap_set_generic_elem,
1610 .read_sta_data = hostap_read_sta_data,
1611 .hapd_send_eapol = hostap_send_eapol,
1612 .sta_set_flags = hostap_sta_set_flags,
1613 .sta_deauth = hostap_sta_deauth,
1614 .sta_disassoc = hostap_sta_disassoc,
1615 .sta_remove = hostap_sta_remove,
1616 .hapd_set_ssid = hostap_set_ssid,
1617 .send_mlme = hostap_send_mlme,
1618 .sta_add = hostap_sta_add,
1619 .get_inact_sec = hostap_get_inact_sec,
1620 .sta_clear_stats = hostap_sta_clear_stats,
1621 .get_hw_feature_data = hostap_get_hw_feature_data,
1622 .set_ap_wps_ie = hostap_set_ap_wps_ie,
1624 .get_bssid = wpa_driver_hostap_get_bssid,
1625 .get_ssid = wpa_driver_hostap_get_ssid,
1626 .set_countermeasures = wpa_driver_hostap_set_countermeasures,
1627 .scan2 = wpa_driver_hostap_scan,
1628 .get_scan_results2 = wpa_driver_hostap_get_scan_results,
1629 .deauthenticate = wpa_driver_hostap_deauthenticate,
1630 .disassociate = wpa_driver_hostap_disassociate,
1631 .associate = wpa_driver_hostap_associate,
1632 .init = wpa_driver_hostap_init,
1633 .deinit = wpa_driver_hostap_deinit,
1634 .set_operstate = wpa_driver_hostap_set_operstate,
1635 #endif /* HOSTAPD */