2 * Driver interaction with Linux nl80211/cfg80211
3 * Copyright (c) 2002-2014, Jouni Malinen <j@w1.fi>
4 * Copyright (c) 2003-2004, Instant802 Networks, Inc.
5 * Copyright (c) 2005-2006, Devicescape Software, Inc.
6 * Copyright (c) 2007, Johannes Berg <johannes@sipsolutions.net>
7 * Copyright (c) 2009-2010, Atheros Communications
9 * This software may be distributed under the terms of the BSD license.
10 * See README for more details.
14 #include <sys/types.h>
17 #include <netlink/genl/genl.h>
18 #include <netlink/genl/ctrl.h>
19 #ifdef CONFIG_LIBNL3_ROUTE
20 #include <netlink/route/neighbour.h>
21 #endif /* CONFIG_LIBNL3_ROUTE */
22 #include <linux/rtnetlink.h>
23 #include <netpacket/packet.h>
24 #include <linux/errqueue.h>
28 #include "common/qca-vendor.h"
29 #include "common/qca-vendor-attr.h"
30 #include "common/ieee802_11_defs.h"
31 #include "common/ieee802_11_common.h"
32 #include "l2_packet/l2_packet.h"
34 #include "linux_defines.h"
35 #include "linux_ioctl.h"
37 #include "radiotap_iter.h"
39 #include "driver_nl80211.h"
42 #ifndef CONFIG_LIBNL20
44 * libnl 1.1 has a bug, it tries to allocate socket numbers densely
45 * but when you free a socket again it will mess up its bitmap and
46 * and use the wrong number the next time it needs a socket ID.
47 * Therefore, we wrap the handle alloc/destroy and add our own pid
50 static uint32_t port_bitmap[32] = { 0 };
52 static struct nl_handle *nl80211_handle_alloc(void *cb)
54 struct nl_handle *handle;
55 uint32_t pid = getpid() & 0x3FFFFF;
58 handle = nl_handle_alloc_cb(cb);
60 for (i = 0; i < 1024; i++) {
61 if (port_bitmap[i / 32] & (1 << (i % 32)))
63 port_bitmap[i / 32] |= 1 << (i % 32);
68 nl_socket_set_local_port(handle, pid);
73 static void nl80211_handle_destroy(struct nl_handle *handle)
75 uint32_t port = nl_socket_get_local_port(handle);
78 port_bitmap[port / 32] &= ~(1 << (port % 32));
80 nl_handle_destroy(handle);
82 #endif /* CONFIG_LIBNL20 */
86 /* system/core/libnl_2 does not include nl_socket_set_nonblocking() */
87 #undef nl_socket_set_nonblocking
88 #define nl_socket_set_nonblocking(h) android_nl_socket_set_nonblocking(h)
90 #define genl_ctrl_resolve android_genl_ctrl_resolve
94 static struct nl_handle * nl_create_handle(struct nl_cb *cb, const char *dbg)
96 struct nl_handle *handle;
98 handle = nl80211_handle_alloc(cb);
100 wpa_printf(MSG_ERROR, "nl80211: Failed to allocate netlink "
101 "callbacks (%s)", dbg);
105 if (genl_connect(handle)) {
106 wpa_printf(MSG_ERROR, "nl80211: Failed to connect to generic "
107 "netlink (%s)", dbg);
108 nl80211_handle_destroy(handle);
116 static void nl_destroy_handles(struct nl_handle **handle)
120 nl80211_handle_destroy(*handle);
126 #define ELOOP_SOCKET_INVALID (intptr_t) 0x8888888888888889ULL
128 #define ELOOP_SOCKET_INVALID (intptr_t) 0x88888889ULL
131 static void nl80211_register_eloop_read(struct nl_handle **handle,
132 eloop_sock_handler handler,
135 nl_socket_set_nonblocking(*handle);
136 eloop_register_read_sock(nl_socket_get_fd(*handle), handler,
137 eloop_data, *handle);
138 *handle = (void *) (((intptr_t) *handle) ^ ELOOP_SOCKET_INVALID);
142 static void nl80211_destroy_eloop_handle(struct nl_handle **handle)
144 *handle = (void *) (((intptr_t) *handle) ^ ELOOP_SOCKET_INVALID);
145 eloop_unregister_read_sock(nl_socket_get_fd(*handle));
146 nl_destroy_handles(handle);
150 static void nl80211_global_deinit(void *priv);
152 static void wpa_driver_nl80211_deinit(struct i802_bss *bss);
153 static int wpa_driver_nl80211_set_mode_ibss(struct i802_bss *bss,
154 struct hostapd_freq_params *freq);
157 wpa_driver_nl80211_finish_drv_init(struct wpa_driver_nl80211_data *drv,
158 const u8 *set_addr, int first,
159 const char *driver_params);
160 static int nl80211_send_frame_cmd(struct i802_bss *bss,
161 unsigned int freq, unsigned int wait,
162 const u8 *buf, size_t buf_len, u64 *cookie,
163 int no_cck, int no_ack, int offchanok);
164 static int nl80211_register_frame(struct i802_bss *bss,
165 struct nl_handle *hl_handle,
166 u16 type, const u8 *match, size_t match_len);
167 static int wpa_driver_nl80211_probe_req_report(struct i802_bss *bss,
170 static void add_ifidx(struct wpa_driver_nl80211_data *drv, int ifidx);
171 static void del_ifidx(struct wpa_driver_nl80211_data *drv, int ifidx);
172 static int have_ifidx(struct wpa_driver_nl80211_data *drv, int ifidx);
173 static int wpa_driver_nl80211_if_remove(struct i802_bss *bss,
174 enum wpa_driver_if_type type,
177 static int nl80211_set_channel(struct i802_bss *bss,
178 struct hostapd_freq_params *freq, int set_chan);
179 static int nl80211_disable_11b_rates(struct wpa_driver_nl80211_data *drv,
180 int ifindex, int disabled);
182 static int nl80211_leave_ibss(struct wpa_driver_nl80211_data *drv);
184 static int i802_set_freq(void *priv, struct hostapd_freq_params *freq);
185 static int i802_set_iface_flags(struct i802_bss *bss, int up);
186 static int nl80211_set_param(void *priv, const char *param);
189 /* Converts nl80211_chan_width to a common format */
190 enum chan_width convert2width(int width)
193 case NL80211_CHAN_WIDTH_20_NOHT:
194 return CHAN_WIDTH_20_NOHT;
195 case NL80211_CHAN_WIDTH_20:
196 return CHAN_WIDTH_20;
197 case NL80211_CHAN_WIDTH_40:
198 return CHAN_WIDTH_40;
199 case NL80211_CHAN_WIDTH_80:
200 return CHAN_WIDTH_80;
201 case NL80211_CHAN_WIDTH_80P80:
202 return CHAN_WIDTH_80P80;
203 case NL80211_CHAN_WIDTH_160:
204 return CHAN_WIDTH_160;
206 return CHAN_WIDTH_UNKNOWN;
210 int is_ap_interface(enum nl80211_iftype nlmode)
212 return nlmode == NL80211_IFTYPE_AP ||
213 nlmode == NL80211_IFTYPE_P2P_GO;
217 int is_sta_interface(enum nl80211_iftype nlmode)
219 return nlmode == NL80211_IFTYPE_STATION ||
220 nlmode == NL80211_IFTYPE_P2P_CLIENT;
224 static int is_p2p_net_interface(enum nl80211_iftype nlmode)
226 return nlmode == NL80211_IFTYPE_P2P_CLIENT ||
227 nlmode == NL80211_IFTYPE_P2P_GO;
231 struct i802_bss * get_bss_ifindex(struct wpa_driver_nl80211_data *drv,
234 struct i802_bss *bss;
236 for (bss = drv->first_bss; bss; bss = bss->next) {
237 if (bss->ifindex == ifindex)
245 static int is_mesh_interface(enum nl80211_iftype nlmode)
247 return nlmode == NL80211_IFTYPE_MESH_POINT;
251 void nl80211_mark_disconnected(struct wpa_driver_nl80211_data *drv)
254 os_memcpy(drv->prev_bssid, drv->bssid, ETH_ALEN);
256 os_memset(drv->bssid, 0, ETH_ALEN);
261 static int ack_handler(struct nl_msg *msg, void *arg)
268 static int finish_handler(struct nl_msg *msg, void *arg)
275 static int error_handler(struct sockaddr_nl *nla, struct nlmsgerr *err,
284 static int no_seq_check(struct nl_msg *msg, void *arg)
290 static int send_and_recv(struct nl80211_global *global,
291 struct nl_handle *nl_handle, struct nl_msg *msg,
292 int (*valid_handler)(struct nl_msg *, void *),
301 cb = nl_cb_clone(global->nl_cb);
305 err = nl_send_auto_complete(nl_handle, msg);
311 nl_cb_err(cb, NL_CB_CUSTOM, error_handler, &err);
312 nl_cb_set(cb, NL_CB_FINISH, NL_CB_CUSTOM, finish_handler, &err);
313 nl_cb_set(cb, NL_CB_ACK, NL_CB_CUSTOM, ack_handler, &err);
316 nl_cb_set(cb, NL_CB_VALID, NL_CB_CUSTOM,
317 valid_handler, valid_data);
320 int res = nl_recvmsgs(nl_handle, cb);
323 "nl80211: %s->nl_recvmsgs failed: %d",
334 static int send_and_recv_msgs_global(struct nl80211_global *global,
336 int (*valid_handler)(struct nl_msg *, void *),
339 return send_and_recv(global, global->nl, msg, valid_handler,
344 int send_and_recv_msgs(struct wpa_driver_nl80211_data *drv,
346 int (*valid_handler)(struct nl_msg *, void *),
349 return send_and_recv(drv->global, drv->global->nl, msg,
350 valid_handler, valid_data);
360 static int family_handler(struct nl_msg *msg, void *arg)
362 struct family_data *res = arg;
363 struct nlattr *tb[CTRL_ATTR_MAX + 1];
364 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
365 struct nlattr *mcgrp;
368 nla_parse(tb, CTRL_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
369 genlmsg_attrlen(gnlh, 0), NULL);
370 if (!tb[CTRL_ATTR_MCAST_GROUPS])
373 nla_for_each_nested(mcgrp, tb[CTRL_ATTR_MCAST_GROUPS], i) {
374 struct nlattr *tb2[CTRL_ATTR_MCAST_GRP_MAX + 1];
375 nla_parse(tb2, CTRL_ATTR_MCAST_GRP_MAX, nla_data(mcgrp),
376 nla_len(mcgrp), NULL);
377 if (!tb2[CTRL_ATTR_MCAST_GRP_NAME] ||
378 !tb2[CTRL_ATTR_MCAST_GRP_ID] ||
379 os_strncmp(nla_data(tb2[CTRL_ATTR_MCAST_GRP_NAME]),
381 nla_len(tb2[CTRL_ATTR_MCAST_GRP_NAME])) != 0)
383 res->id = nla_get_u32(tb2[CTRL_ATTR_MCAST_GRP_ID]);
391 static int nl_get_multicast_id(struct nl80211_global *global,
392 const char *family, const char *group)
396 struct family_data res = { group, -ENOENT };
401 if (!genlmsg_put(msg, 0, 0, genl_ctrl_resolve(global->nl, "nlctrl"),
402 0, 0, CTRL_CMD_GETFAMILY, 0) ||
403 nla_put_string(msg, CTRL_ATTR_FAMILY_NAME, family)) {
408 ret = send_and_recv_msgs_global(global, msg, family_handler, &res);
415 void * nl80211_cmd(struct wpa_driver_nl80211_data *drv,
416 struct nl_msg *msg, int flags, uint8_t cmd)
418 return genlmsg_put(msg, 0, 0, drv->global->nl80211_id,
423 static int nl80211_set_iface_id(struct nl_msg *msg, struct i802_bss *bss)
425 if (bss->wdev_id_set)
426 return nla_put_u64(msg, NL80211_ATTR_WDEV, bss->wdev_id);
427 return nla_put_u32(msg, NL80211_ATTR_IFINDEX, bss->ifindex);
431 struct nl_msg * nl80211_cmd_msg(struct i802_bss *bss, int flags, uint8_t cmd)
439 if (!nl80211_cmd(bss->drv, msg, flags, cmd) ||
440 nl80211_set_iface_id(msg, bss) < 0) {
449 static struct nl_msg *
450 nl80211_ifindex_msg(struct wpa_driver_nl80211_data *drv, int ifindex,
451 int flags, uint8_t cmd)
459 if (!nl80211_cmd(drv, msg, flags, cmd) ||
460 nla_put_u32(msg, NL80211_ATTR_IFINDEX, ifindex)) {
469 struct nl_msg * nl80211_drv_msg(struct wpa_driver_nl80211_data *drv, int flags,
472 return nl80211_ifindex_msg(drv, drv->ifindex, flags, cmd);
476 struct nl_msg * nl80211_bss_msg(struct i802_bss *bss, int flags, uint8_t cmd)
478 return nl80211_ifindex_msg(bss->drv, bss->ifindex, flags, cmd);
482 struct wiphy_idx_data {
484 enum nl80211_iftype nlmode;
489 static int netdev_info_handler(struct nl_msg *msg, void *arg)
491 struct nlattr *tb[NL80211_ATTR_MAX + 1];
492 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
493 struct wiphy_idx_data *info = arg;
495 nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
496 genlmsg_attrlen(gnlh, 0), NULL);
498 if (tb[NL80211_ATTR_WIPHY])
499 info->wiphy_idx = nla_get_u32(tb[NL80211_ATTR_WIPHY]);
501 if (tb[NL80211_ATTR_IFTYPE])
502 info->nlmode = nla_get_u32(tb[NL80211_ATTR_IFTYPE]);
504 if (tb[NL80211_ATTR_MAC] && info->macaddr)
505 os_memcpy(info->macaddr, nla_data(tb[NL80211_ATTR_MAC]),
512 int nl80211_get_wiphy_index(struct i802_bss *bss)
515 struct wiphy_idx_data data = {
520 if (!(msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_GET_INTERFACE)))
523 if (send_and_recv_msgs(bss->drv, msg, netdev_info_handler, &data) == 0)
524 return data.wiphy_idx;
529 static enum nl80211_iftype nl80211_get_ifmode(struct i802_bss *bss)
532 struct wiphy_idx_data data = {
533 .nlmode = NL80211_IFTYPE_UNSPECIFIED,
537 if (!(msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_GET_INTERFACE)))
538 return NL80211_IFTYPE_UNSPECIFIED;
540 if (send_and_recv_msgs(bss->drv, msg, netdev_info_handler, &data) == 0)
542 return NL80211_IFTYPE_UNSPECIFIED;
546 static int nl80211_get_macaddr(struct i802_bss *bss)
549 struct wiphy_idx_data data = {
550 .macaddr = bss->addr,
553 if (!(msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_GET_INTERFACE)))
556 return send_and_recv_msgs(bss->drv, msg, netdev_info_handler, &data);
560 static int nl80211_register_beacons(struct wpa_driver_nl80211_data *drv,
561 struct nl80211_wiphy_data *w)
570 if (!nl80211_cmd(drv, msg, 0, NL80211_CMD_REGISTER_BEACONS) ||
571 nla_put_u32(msg, NL80211_ATTR_WIPHY, w->wiphy_idx)) {
576 ret = send_and_recv(drv->global, w->nl_beacons, msg, NULL, NULL);
578 wpa_printf(MSG_DEBUG, "nl80211: Register beacons command "
579 "failed: ret=%d (%s)",
580 ret, strerror(-ret));
586 static void nl80211_recv_beacons(int sock, void *eloop_ctx, void *handle)
588 struct nl80211_wiphy_data *w = eloop_ctx;
591 wpa_printf(MSG_EXCESSIVE, "nl80211: Beacon event message available");
593 res = nl_recvmsgs(handle, w->nl_cb);
595 wpa_printf(MSG_INFO, "nl80211: %s->nl_recvmsgs failed: %d",
601 static int process_beacon_event(struct nl_msg *msg, void *arg)
603 struct nl80211_wiphy_data *w = arg;
604 struct wpa_driver_nl80211_data *drv;
605 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
606 struct nlattr *tb[NL80211_ATTR_MAX + 1];
607 union wpa_event_data event;
609 nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
610 genlmsg_attrlen(gnlh, 0), NULL);
612 if (gnlh->cmd != NL80211_CMD_FRAME) {
613 wpa_printf(MSG_DEBUG, "nl80211: Unexpected beacon event? (%d)",
618 if (!tb[NL80211_ATTR_FRAME])
621 dl_list_for_each(drv, &w->drvs, struct wpa_driver_nl80211_data,
623 os_memset(&event, 0, sizeof(event));
624 event.rx_mgmt.frame = nla_data(tb[NL80211_ATTR_FRAME]);
625 event.rx_mgmt.frame_len = nla_len(tb[NL80211_ATTR_FRAME]);
626 wpa_supplicant_event(drv->ctx, EVENT_RX_MGMT, &event);
633 static struct nl80211_wiphy_data *
634 nl80211_get_wiphy_data_ap(struct i802_bss *bss)
636 static DEFINE_DL_LIST(nl80211_wiphys);
637 struct nl80211_wiphy_data *w;
638 int wiphy_idx, found = 0;
639 struct i802_bss *tmp_bss;
641 if (bss->wiphy_data != NULL)
642 return bss->wiphy_data;
644 wiphy_idx = nl80211_get_wiphy_index(bss);
646 dl_list_for_each(w, &nl80211_wiphys, struct nl80211_wiphy_data, list) {
647 if (w->wiphy_idx == wiphy_idx)
652 w = os_zalloc(sizeof(*w));
655 w->wiphy_idx = wiphy_idx;
656 dl_list_init(&w->bsss);
657 dl_list_init(&w->drvs);
659 w->nl_cb = nl_cb_alloc(NL_CB_DEFAULT);
664 nl_cb_set(w->nl_cb, NL_CB_SEQ_CHECK, NL_CB_CUSTOM, no_seq_check, NULL);
665 nl_cb_set(w->nl_cb, NL_CB_VALID, NL_CB_CUSTOM, process_beacon_event,
668 w->nl_beacons = nl_create_handle(bss->drv->global->nl_cb,
670 if (w->nl_beacons == NULL) {
675 if (nl80211_register_beacons(bss->drv, w)) {
676 nl_destroy_handles(&w->nl_beacons);
681 nl80211_register_eloop_read(&w->nl_beacons, nl80211_recv_beacons, w);
683 dl_list_add(&nl80211_wiphys, &w->list);
686 /* drv entry for this bss already there? */
687 dl_list_for_each(tmp_bss, &w->bsss, struct i802_bss, wiphy_list) {
688 if (tmp_bss->drv == bss->drv) {
695 dl_list_add(&w->drvs, &bss->drv->wiphy_list);
697 dl_list_add(&w->bsss, &bss->wiphy_list);
703 static void nl80211_put_wiphy_data_ap(struct i802_bss *bss)
705 struct nl80211_wiphy_data *w = bss->wiphy_data;
706 struct i802_bss *tmp_bss;
711 bss->wiphy_data = NULL;
712 dl_list_del(&bss->wiphy_list);
714 /* still any for this drv present? */
715 dl_list_for_each(tmp_bss, &w->bsss, struct i802_bss, wiphy_list) {
716 if (tmp_bss->drv == bss->drv) {
721 /* if not remove it */
723 dl_list_del(&bss->drv->wiphy_list);
725 if (!dl_list_empty(&w->bsss))
728 nl80211_destroy_eloop_handle(&w->nl_beacons);
731 dl_list_del(&w->list);
736 static int wpa_driver_nl80211_get_bssid(void *priv, u8 *bssid)
738 struct i802_bss *bss = priv;
739 struct wpa_driver_nl80211_data *drv = bss->drv;
740 if (!drv->associated)
742 os_memcpy(bssid, drv->bssid, ETH_ALEN);
747 static int wpa_driver_nl80211_get_ssid(void *priv, u8 *ssid)
749 struct i802_bss *bss = priv;
750 struct wpa_driver_nl80211_data *drv = bss->drv;
751 if (!drv->associated)
753 os_memcpy(ssid, drv->ssid, drv->ssid_len);
754 return drv->ssid_len;
758 static void wpa_driver_nl80211_event_newlink(
759 struct wpa_driver_nl80211_data *drv, char *ifname)
761 union wpa_event_data event;
763 if (os_strcmp(drv->first_bss->ifname, ifname) == 0) {
764 if (if_nametoindex(drv->first_bss->ifname) == 0) {
765 wpa_printf(MSG_DEBUG, "nl80211: Interface %s does not exist - ignore RTM_NEWLINK",
766 drv->first_bss->ifname);
769 if (!drv->if_removed)
771 wpa_printf(MSG_DEBUG, "nl80211: Mark if_removed=0 for %s based on RTM_NEWLINK event",
772 drv->first_bss->ifname);
776 os_memset(&event, 0, sizeof(event));
777 os_strlcpy(event.interface_status.ifname, ifname,
778 sizeof(event.interface_status.ifname));
779 event.interface_status.ievent = EVENT_INTERFACE_ADDED;
780 wpa_supplicant_event(drv->ctx, EVENT_INTERFACE_STATUS, &event);
784 static void wpa_driver_nl80211_event_dellink(
785 struct wpa_driver_nl80211_data *drv, char *ifname)
787 union wpa_event_data event;
789 if (os_strcmp(drv->first_bss->ifname, ifname) == 0) {
790 if (drv->if_removed) {
791 wpa_printf(MSG_DEBUG, "nl80211: if_removed already set - ignore RTM_DELLINK event for %s",
795 wpa_printf(MSG_DEBUG, "RTM_DELLINK: Interface '%s' removed - mark if_removed=1",
799 wpa_printf(MSG_DEBUG, "RTM_DELLINK: Interface '%s' removed",
803 os_memset(&event, 0, sizeof(event));
804 os_strlcpy(event.interface_status.ifname, ifname,
805 sizeof(event.interface_status.ifname));
806 event.interface_status.ievent = EVENT_INTERFACE_REMOVED;
807 wpa_supplicant_event(drv->ctx, EVENT_INTERFACE_STATUS, &event);
811 static int wpa_driver_nl80211_own_ifname(struct wpa_driver_nl80211_data *drv,
814 int attrlen, rta_len;
818 attr = (struct rtattr *) buf;
820 rta_len = RTA_ALIGN(sizeof(struct rtattr));
821 while (RTA_OK(attr, attrlen)) {
822 if (attr->rta_type == IFLA_IFNAME) {
823 if (os_strcmp(((char *) attr) + rta_len,
824 drv->first_bss->ifname) == 0)
829 attr = RTA_NEXT(attr, attrlen);
836 static int wpa_driver_nl80211_own_ifindex(struct wpa_driver_nl80211_data *drv,
837 int ifindex, u8 *buf, size_t len)
839 if (drv->ifindex == ifindex)
842 if (drv->if_removed && wpa_driver_nl80211_own_ifname(drv, buf, len)) {
843 wpa_printf(MSG_DEBUG, "nl80211: Update ifindex for a removed "
845 wpa_driver_nl80211_finish_drv_init(drv, NULL, 0, NULL);
853 static struct wpa_driver_nl80211_data *
854 nl80211_find_drv(struct nl80211_global *global, int idx, u8 *buf, size_t len)
856 struct wpa_driver_nl80211_data *drv;
857 dl_list_for_each(drv, &global->interfaces,
858 struct wpa_driver_nl80211_data, list) {
859 if (wpa_driver_nl80211_own_ifindex(drv, idx, buf, len) ||
860 have_ifidx(drv, idx))
867 static void wpa_driver_nl80211_event_rtm_newlink(void *ctx,
868 struct ifinfomsg *ifi,
871 struct nl80211_global *global = ctx;
872 struct wpa_driver_nl80211_data *drv;
876 char namebuf[IFNAMSIZ];
877 char ifname[IFNAMSIZ + 1];
878 char extra[100], *pos, *end;
880 drv = nl80211_find_drv(global, ifi->ifi_index, buf, len);
882 wpa_printf(MSG_DEBUG, "nl80211: Ignore RTM_NEWLINK event for foreign ifindex %d",
889 end = pos + sizeof(extra);
893 attr = (struct rtattr *) buf;
894 while (RTA_OK(attr, attrlen)) {
895 switch (attr->rta_type) {
897 if (RTA_PAYLOAD(attr) >= IFNAMSIZ)
899 os_memcpy(ifname, RTA_DATA(attr), RTA_PAYLOAD(attr));
900 ifname[RTA_PAYLOAD(attr)] = '\0';
903 brid = nla_get_u32((struct nlattr *) attr);
904 pos += os_snprintf(pos, end - pos, " master=%u", brid);
907 pos += os_snprintf(pos, end - pos, " wext");
910 pos += os_snprintf(pos, end - pos, " operstate=%u",
911 nla_get_u32((struct nlattr *) attr));
914 pos += os_snprintf(pos, end - pos, " linkmode=%u",
915 nla_get_u32((struct nlattr *) attr));
918 attr = RTA_NEXT(attr, attrlen);
920 extra[sizeof(extra) - 1] = '\0';
922 wpa_printf(MSG_DEBUG, "RTM_NEWLINK: ifi_index=%d ifname=%s%s ifi_family=%d ifi_flags=0x%x (%s%s%s%s)",
923 ifi->ifi_index, ifname, extra, ifi->ifi_family,
925 (ifi->ifi_flags & IFF_UP) ? "[UP]" : "",
926 (ifi->ifi_flags & IFF_RUNNING) ? "[RUNNING]" : "",
927 (ifi->ifi_flags & IFF_LOWER_UP) ? "[LOWER_UP]" : "",
928 (ifi->ifi_flags & IFF_DORMANT) ? "[DORMANT]" : "");
930 if (!drv->if_disabled && !(ifi->ifi_flags & IFF_UP)) {
931 if (if_indextoname(ifi->ifi_index, namebuf) &&
932 linux_iface_up(drv->global->ioctl_sock,
933 drv->first_bss->ifname) > 0) {
934 wpa_printf(MSG_DEBUG, "nl80211: Ignore interface down "
935 "event since interface %s is up", namebuf);
936 drv->ignore_if_down_event = 0;
939 wpa_printf(MSG_DEBUG, "nl80211: Interface down");
940 if (drv->ignore_if_down_event) {
941 wpa_printf(MSG_DEBUG, "nl80211: Ignore interface down "
942 "event generated by mode change");
943 drv->ignore_if_down_event = 0;
945 drv->if_disabled = 1;
946 wpa_supplicant_event(drv->ctx,
947 EVENT_INTERFACE_DISABLED, NULL);
950 * Try to get drv again, since it may be removed as
951 * part of the EVENT_INTERFACE_DISABLED handling for
954 drv = nl80211_find_drv(global, ifi->ifi_index,
961 if (drv->if_disabled && (ifi->ifi_flags & IFF_UP)) {
962 if (if_indextoname(ifi->ifi_index, namebuf) &&
963 linux_iface_up(drv->global->ioctl_sock,
964 drv->first_bss->ifname) == 0) {
965 wpa_printf(MSG_DEBUG, "nl80211: Ignore interface up "
966 "event since interface %s is down",
968 } else if (if_nametoindex(drv->first_bss->ifname) == 0) {
969 wpa_printf(MSG_DEBUG, "nl80211: Ignore interface up "
970 "event since interface %s does not exist",
971 drv->first_bss->ifname);
972 } else if (drv->if_removed) {
973 wpa_printf(MSG_DEBUG, "nl80211: Ignore interface up "
974 "event since interface %s is marked "
975 "removed", drv->first_bss->ifname);
977 struct i802_bss *bss;
980 /* Re-read MAC address as it may have changed */
981 bss = get_bss_ifindex(drv, ifi->ifi_index);
983 linux_get_ifhwaddr(drv->global->ioctl_sock,
984 bss->ifname, addr) < 0) {
985 wpa_printf(MSG_DEBUG,
986 "nl80211: %s: failed to re-read MAC address",
989 os_memcmp(addr, bss->addr, ETH_ALEN) != 0) {
990 wpa_printf(MSG_DEBUG,
991 "nl80211: Own MAC address on ifindex %d (%s) changed from "
992 MACSTR " to " MACSTR,
993 ifi->ifi_index, bss->ifname,
996 os_memcpy(bss->addr, addr, ETH_ALEN);
999 wpa_printf(MSG_DEBUG, "nl80211: Interface up");
1000 drv->if_disabled = 0;
1001 wpa_supplicant_event(drv->ctx, EVENT_INTERFACE_ENABLED,
1007 * Some drivers send the association event before the operup event--in
1008 * this case, lifting operstate in wpa_driver_nl80211_set_operstate()
1009 * fails. This will hit us when wpa_supplicant does not need to do
1010 * IEEE 802.1X authentication
1012 if (drv->operstate == 1 &&
1013 (ifi->ifi_flags & (IFF_LOWER_UP | IFF_DORMANT)) == IFF_LOWER_UP &&
1014 !(ifi->ifi_flags & IFF_RUNNING)) {
1015 wpa_printf(MSG_DEBUG, "nl80211: Set IF_OPER_UP again based on ifi_flags and expected operstate");
1016 netlink_send_oper_ifla(drv->global->netlink, drv->ifindex,
1021 wpa_driver_nl80211_event_newlink(drv, ifname);
1023 if (ifi->ifi_family == AF_BRIDGE && brid) {
1024 struct i802_bss *bss;
1026 /* device has been added to bridge */
1027 if_indextoname(brid, namebuf);
1028 wpa_printf(MSG_DEBUG, "nl80211: Add ifindex %u for bridge %s",
1030 add_ifidx(drv, brid);
1032 for (bss = drv->first_bss; bss; bss = bss->next) {
1033 if (os_strcmp(ifname, bss->ifname) == 0) {
1034 os_strlcpy(bss->brname, namebuf, IFNAMSIZ);
1042 static void wpa_driver_nl80211_event_rtm_dellink(void *ctx,
1043 struct ifinfomsg *ifi,
1044 u8 *buf, size_t len)
1046 struct nl80211_global *global = ctx;
1047 struct wpa_driver_nl80211_data *drv;
1049 struct rtattr *attr;
1051 char ifname[IFNAMSIZ + 1];
1052 char extra[100], *pos, *end;
1054 drv = nl80211_find_drv(global, ifi->ifi_index, buf, len);
1056 wpa_printf(MSG_DEBUG, "nl80211: Ignore RTM_DELLINK event for foreign ifindex %d",
1063 end = pos + sizeof(extra);
1067 attr = (struct rtattr *) buf;
1068 while (RTA_OK(attr, attrlen)) {
1069 switch (attr->rta_type) {
1071 if (RTA_PAYLOAD(attr) >= IFNAMSIZ)
1073 os_memcpy(ifname, RTA_DATA(attr), RTA_PAYLOAD(attr));
1074 ifname[RTA_PAYLOAD(attr)] = '\0';
1077 brid = nla_get_u32((struct nlattr *) attr);
1078 pos += os_snprintf(pos, end - pos, " master=%u", brid);
1080 case IFLA_OPERSTATE:
1081 pos += os_snprintf(pos, end - pos, " operstate=%u",
1082 nla_get_u32((struct nlattr *) attr));
1085 pos += os_snprintf(pos, end - pos, " linkmode=%u",
1086 nla_get_u32((struct nlattr *) attr));
1089 attr = RTA_NEXT(attr, attrlen);
1091 extra[sizeof(extra) - 1] = '\0';
1093 wpa_printf(MSG_DEBUG, "RTM_DELLINK: ifi_index=%d ifname=%s%s ifi_family=%d ifi_flags=0x%x (%s%s%s%s)",
1094 ifi->ifi_index, ifname, extra, ifi->ifi_family,
1096 (ifi->ifi_flags & IFF_UP) ? "[UP]" : "",
1097 (ifi->ifi_flags & IFF_RUNNING) ? "[RUNNING]" : "",
1098 (ifi->ifi_flags & IFF_LOWER_UP) ? "[LOWER_UP]" : "",
1099 (ifi->ifi_flags & IFF_DORMANT) ? "[DORMANT]" : "");
1101 if (ifname[0] && (ifi->ifi_family != AF_BRIDGE || !brid))
1102 wpa_driver_nl80211_event_dellink(drv, ifname);
1104 if (ifi->ifi_family == AF_BRIDGE && brid) {
1105 /* device has been removed from bridge */
1106 char namebuf[IFNAMSIZ];
1107 if_indextoname(brid, namebuf);
1108 wpa_printf(MSG_DEBUG, "nl80211: Remove ifindex %u for bridge "
1109 "%s", brid, namebuf);
1110 del_ifidx(drv, brid);
1115 unsigned int nl80211_get_assoc_freq(struct wpa_driver_nl80211_data *drv)
1119 struct nl80211_bss_info_arg arg;
1121 msg = nl80211_drv_msg(drv, NLM_F_DUMP, NL80211_CMD_GET_SCAN);
1122 os_memset(&arg, 0, sizeof(arg));
1124 ret = send_and_recv_msgs(drv, msg, bss_info_handler, &arg);
1126 unsigned int freq = drv->nlmode == NL80211_IFTYPE_ADHOC ?
1127 arg.ibss_freq : arg.assoc_freq;
1128 wpa_printf(MSG_DEBUG, "nl80211: Operating frequency for the "
1129 "associated BSS from scan results: %u MHz", freq);
1131 drv->assoc_freq = freq;
1132 return drv->assoc_freq;
1134 wpa_printf(MSG_DEBUG, "nl80211: Scan result fetch failed: ret=%d "
1135 "(%s)", ret, strerror(-ret));
1136 return drv->assoc_freq;
1140 static int get_link_signal(struct nl_msg *msg, void *arg)
1142 struct nlattr *tb[NL80211_ATTR_MAX + 1];
1143 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
1144 struct nlattr *sinfo[NL80211_STA_INFO_MAX + 1];
1145 static struct nla_policy policy[NL80211_STA_INFO_MAX + 1] = {
1146 [NL80211_STA_INFO_SIGNAL] = { .type = NLA_U8 },
1147 [NL80211_STA_INFO_SIGNAL_AVG] = { .type = NLA_U8 },
1149 struct nlattr *rinfo[NL80211_RATE_INFO_MAX + 1];
1150 static struct nla_policy rate_policy[NL80211_RATE_INFO_MAX + 1] = {
1151 [NL80211_RATE_INFO_BITRATE] = { .type = NLA_U16 },
1152 [NL80211_RATE_INFO_MCS] = { .type = NLA_U8 },
1153 [NL80211_RATE_INFO_40_MHZ_WIDTH] = { .type = NLA_FLAG },
1154 [NL80211_RATE_INFO_SHORT_GI] = { .type = NLA_FLAG },
1156 struct wpa_signal_info *sig_change = arg;
1158 nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
1159 genlmsg_attrlen(gnlh, 0), NULL);
1160 if (!tb[NL80211_ATTR_STA_INFO] ||
1161 nla_parse_nested(sinfo, NL80211_STA_INFO_MAX,
1162 tb[NL80211_ATTR_STA_INFO], policy))
1164 if (!sinfo[NL80211_STA_INFO_SIGNAL])
1167 sig_change->current_signal =
1168 (s8) nla_get_u8(sinfo[NL80211_STA_INFO_SIGNAL]);
1170 if (sinfo[NL80211_STA_INFO_SIGNAL_AVG])
1171 sig_change->avg_signal =
1172 (s8) nla_get_u8(sinfo[NL80211_STA_INFO_SIGNAL_AVG]);
1174 sig_change->avg_signal = 0;
1176 if (sinfo[NL80211_STA_INFO_TX_BITRATE]) {
1177 if (nla_parse_nested(rinfo, NL80211_RATE_INFO_MAX,
1178 sinfo[NL80211_STA_INFO_TX_BITRATE],
1180 sig_change->current_txrate = 0;
1182 if (rinfo[NL80211_RATE_INFO_BITRATE]) {
1183 sig_change->current_txrate =
1185 NL80211_RATE_INFO_BITRATE]) * 100;
1194 int nl80211_get_link_signal(struct wpa_driver_nl80211_data *drv,
1195 struct wpa_signal_info *sig)
1199 sig->current_signal = -9999;
1200 sig->current_txrate = 0;
1202 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_GET_STATION)) ||
1203 nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, drv->bssid)) {
1208 return send_and_recv_msgs(drv, msg, get_link_signal, sig);
1212 static int get_link_noise(struct nl_msg *msg, void *arg)
1214 struct nlattr *tb[NL80211_ATTR_MAX + 1];
1215 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
1216 struct nlattr *sinfo[NL80211_SURVEY_INFO_MAX + 1];
1217 static struct nla_policy survey_policy[NL80211_SURVEY_INFO_MAX + 1] = {
1218 [NL80211_SURVEY_INFO_FREQUENCY] = { .type = NLA_U32 },
1219 [NL80211_SURVEY_INFO_NOISE] = { .type = NLA_U8 },
1221 struct wpa_signal_info *sig_change = arg;
1223 nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
1224 genlmsg_attrlen(gnlh, 0), NULL);
1226 if (!tb[NL80211_ATTR_SURVEY_INFO]) {
1227 wpa_printf(MSG_DEBUG, "nl80211: survey data missing!");
1231 if (nla_parse_nested(sinfo, NL80211_SURVEY_INFO_MAX,
1232 tb[NL80211_ATTR_SURVEY_INFO],
1234 wpa_printf(MSG_DEBUG, "nl80211: failed to parse nested "
1239 if (!sinfo[NL80211_SURVEY_INFO_FREQUENCY])
1242 if (nla_get_u32(sinfo[NL80211_SURVEY_INFO_FREQUENCY]) !=
1243 sig_change->frequency)
1246 if (!sinfo[NL80211_SURVEY_INFO_NOISE])
1249 sig_change->current_noise =
1250 (s8) nla_get_u8(sinfo[NL80211_SURVEY_INFO_NOISE]);
1256 int nl80211_get_link_noise(struct wpa_driver_nl80211_data *drv,
1257 struct wpa_signal_info *sig_change)
1261 sig_change->current_noise = 9999;
1262 sig_change->frequency = drv->assoc_freq;
1264 msg = nl80211_drv_msg(drv, NLM_F_DUMP, NL80211_CMD_GET_SURVEY);
1265 return send_and_recv_msgs(drv, msg, get_link_noise, sig_change);
1269 static void wpa_driver_nl80211_event_receive(int sock, void *eloop_ctx,
1272 struct nl_cb *cb = eloop_ctx;
1275 wpa_printf(MSG_MSGDUMP, "nl80211: Event message available");
1277 res = nl_recvmsgs(handle, cb);
1279 wpa_printf(MSG_INFO, "nl80211: %s->nl_recvmsgs failed: %d",
1286 * wpa_driver_nl80211_set_country - ask nl80211 to set the regulatory domain
1287 * @priv: driver_nl80211 private data
1288 * @alpha2_arg: country to which to switch to
1289 * Returns: 0 on success, -1 on failure
1291 * This asks nl80211 to set the regulatory domain for given
1292 * country ISO / IEC alpha2.
1294 static int wpa_driver_nl80211_set_country(void *priv, const char *alpha2_arg)
1296 struct i802_bss *bss = priv;
1297 struct wpa_driver_nl80211_data *drv = bss->drv;
1301 msg = nlmsg_alloc();
1305 alpha2[0] = alpha2_arg[0];
1306 alpha2[1] = alpha2_arg[1];
1309 if (!nl80211_cmd(drv, msg, 0, NL80211_CMD_REQ_SET_REG) ||
1310 nla_put_string(msg, NL80211_ATTR_REG_ALPHA2, alpha2)) {
1314 if (send_and_recv_msgs(drv, msg, NULL, NULL))
1320 static int nl80211_get_country(struct nl_msg *msg, void *arg)
1323 struct nlattr *tb_msg[NL80211_ATTR_MAX + 1];
1324 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
1326 nla_parse(tb_msg, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
1327 genlmsg_attrlen(gnlh, 0), NULL);
1328 if (!tb_msg[NL80211_ATTR_REG_ALPHA2]) {
1329 wpa_printf(MSG_DEBUG, "nl80211: No country information available");
1332 os_strlcpy(alpha2, nla_data(tb_msg[NL80211_ATTR_REG_ALPHA2]), 3);
1337 static int wpa_driver_nl80211_get_country(void *priv, char *alpha2)
1339 struct i802_bss *bss = priv;
1340 struct wpa_driver_nl80211_data *drv = bss->drv;
1344 msg = nlmsg_alloc();
1348 nl80211_cmd(drv, msg, 0, NL80211_CMD_GET_REG);
1350 ret = send_and_recv_msgs(drv, msg, nl80211_get_country, alpha2);
1358 static int wpa_driver_nl80211_init_nl_global(struct nl80211_global *global)
1362 global->nl_cb = nl_cb_alloc(NL_CB_DEFAULT);
1363 if (global->nl_cb == NULL) {
1364 wpa_printf(MSG_ERROR, "nl80211: Failed to allocate netlink "
1369 global->nl = nl_create_handle(global->nl_cb, "nl");
1370 if (global->nl == NULL)
1373 global->nl80211_id = genl_ctrl_resolve(global->nl, "nl80211");
1374 if (global->nl80211_id < 0) {
1375 wpa_printf(MSG_ERROR, "nl80211: 'nl80211' generic netlink not "
1380 global->nl_event = nl_create_handle(global->nl_cb, "event");
1381 if (global->nl_event == NULL)
1384 ret = nl_get_multicast_id(global, "nl80211", "scan");
1386 ret = nl_socket_add_membership(global->nl_event, ret);
1388 wpa_printf(MSG_ERROR, "nl80211: Could not add multicast "
1389 "membership for scan events: %d (%s)",
1390 ret, strerror(-ret));
1394 ret = nl_get_multicast_id(global, "nl80211", "mlme");
1396 ret = nl_socket_add_membership(global->nl_event, ret);
1398 wpa_printf(MSG_ERROR, "nl80211: Could not add multicast "
1399 "membership for mlme events: %d (%s)",
1400 ret, strerror(-ret));
1404 ret = nl_get_multicast_id(global, "nl80211", "regulatory");
1406 ret = nl_socket_add_membership(global->nl_event, ret);
1408 wpa_printf(MSG_DEBUG, "nl80211: Could not add multicast "
1409 "membership for regulatory events: %d (%s)",
1410 ret, strerror(-ret));
1411 /* Continue without regulatory events */
1414 ret = nl_get_multicast_id(global, "nl80211", "vendor");
1416 ret = nl_socket_add_membership(global->nl_event, ret);
1418 wpa_printf(MSG_DEBUG, "nl80211: Could not add multicast "
1419 "membership for vendor events: %d (%s)",
1420 ret, strerror(-ret));
1421 /* Continue without vendor events */
1424 nl_cb_set(global->nl_cb, NL_CB_SEQ_CHECK, NL_CB_CUSTOM,
1425 no_seq_check, NULL);
1426 nl_cb_set(global->nl_cb, NL_CB_VALID, NL_CB_CUSTOM,
1427 process_global_event, global);
1429 nl80211_register_eloop_read(&global->nl_event,
1430 wpa_driver_nl80211_event_receive,
1436 nl_destroy_handles(&global->nl_event);
1437 nl_destroy_handles(&global->nl);
1438 nl_cb_put(global->nl_cb);
1439 global->nl_cb = NULL;
1444 static int wpa_driver_nl80211_init_nl(struct wpa_driver_nl80211_data *drv)
1446 drv->nl_cb = nl_cb_alloc(NL_CB_DEFAULT);
1448 wpa_printf(MSG_ERROR, "nl80211: Failed to alloc cb struct");
1452 nl_cb_set(drv->nl_cb, NL_CB_SEQ_CHECK, NL_CB_CUSTOM,
1453 no_seq_check, NULL);
1454 nl_cb_set(drv->nl_cb, NL_CB_VALID, NL_CB_CUSTOM,
1455 process_drv_event, drv);
1461 static void wpa_driver_nl80211_rfkill_blocked(void *ctx)
1463 wpa_printf(MSG_DEBUG, "nl80211: RFKILL blocked");
1465 * This may be for any interface; use ifdown event to disable
1471 static void wpa_driver_nl80211_rfkill_unblocked(void *ctx)
1473 struct wpa_driver_nl80211_data *drv = ctx;
1474 wpa_printf(MSG_DEBUG, "nl80211: RFKILL unblocked");
1475 if (i802_set_iface_flags(drv->first_bss, 1)) {
1476 wpa_printf(MSG_DEBUG, "nl80211: Could not set interface UP "
1477 "after rfkill unblock");
1480 /* rtnetlink ifup handler will report interface as enabled */
1484 static void wpa_driver_nl80211_handle_eapol_tx_status(int sock,
1488 struct wpa_driver_nl80211_data *drv = eloop_ctx;
1493 struct cmsghdr *cmsg;
1494 int res, found_ee = 0, found_wifi = 0, acked = 0;
1495 union wpa_event_data event;
1497 memset(&msg, 0, sizeof(msg));
1498 msg.msg_iov = &entry;
1500 entry.iov_base = data;
1501 entry.iov_len = sizeof(data);
1502 msg.msg_control = &control;
1503 msg.msg_controllen = sizeof(control);
1505 res = recvmsg(sock, &msg, MSG_ERRQUEUE);
1506 /* if error or not fitting 802.3 header, return */
1510 for (cmsg = CMSG_FIRSTHDR(&msg); cmsg; cmsg = CMSG_NXTHDR(&msg, cmsg))
1512 if (cmsg->cmsg_level == SOL_SOCKET &&
1513 cmsg->cmsg_type == SCM_WIFI_STATUS) {
1517 ack = (void *)CMSG_DATA(cmsg);
1521 if (cmsg->cmsg_level == SOL_PACKET &&
1522 cmsg->cmsg_type == PACKET_TX_TIMESTAMP) {
1523 struct sock_extended_err *err =
1524 (struct sock_extended_err *)CMSG_DATA(cmsg);
1526 if (err->ee_origin == SO_EE_ORIGIN_TXSTATUS)
1531 if (!found_ee || !found_wifi)
1534 memset(&event, 0, sizeof(event));
1535 event.eapol_tx_status.dst = data;
1536 event.eapol_tx_status.data = data + 14;
1537 event.eapol_tx_status.data_len = res - 14;
1538 event.eapol_tx_status.ack = acked;
1539 wpa_supplicant_event(drv->ctx, EVENT_EAPOL_TX_STATUS, &event);
1543 static int nl80211_init_bss(struct i802_bss *bss)
1545 bss->nl_cb = nl_cb_alloc(NL_CB_DEFAULT);
1549 nl_cb_set(bss->nl_cb, NL_CB_SEQ_CHECK, NL_CB_CUSTOM,
1550 no_seq_check, NULL);
1551 nl_cb_set(bss->nl_cb, NL_CB_VALID, NL_CB_CUSTOM,
1552 process_bss_event, bss);
1558 static void nl80211_destroy_bss(struct i802_bss *bss)
1560 nl_cb_put(bss->nl_cb);
1565 static void * wpa_driver_nl80211_drv_init(void *ctx, const char *ifname,
1566 void *global_priv, int hostapd,
1568 const char *driver_params)
1570 struct wpa_driver_nl80211_data *drv;
1571 struct rfkill_config *rcfg;
1572 struct i802_bss *bss;
1574 if (global_priv == NULL)
1576 drv = os_zalloc(sizeof(*drv));
1579 drv->global = global_priv;
1581 drv->hostapd = !!hostapd;
1582 drv->eapol_sock = -1;
1583 drv->num_if_indices = sizeof(drv->default_if_indices) / sizeof(int);
1584 drv->if_indices = drv->default_if_indices;
1586 drv->first_bss = os_zalloc(sizeof(*drv->first_bss));
1587 if (!drv->first_bss) {
1591 bss = drv->first_bss;
1595 os_strlcpy(bss->ifname, ifname, sizeof(bss->ifname));
1596 drv->monitor_ifidx = -1;
1597 drv->monitor_sock = -1;
1598 drv->eapol_tx_sock = -1;
1599 drv->ap_scan_as_station = NL80211_IFTYPE_UNSPECIFIED;
1601 if (wpa_driver_nl80211_init_nl(drv)) {
1606 if (nl80211_init_bss(bss))
1609 rcfg = os_zalloc(sizeof(*rcfg));
1613 os_strlcpy(rcfg->ifname, ifname, sizeof(rcfg->ifname));
1614 rcfg->blocked_cb = wpa_driver_nl80211_rfkill_blocked;
1615 rcfg->unblocked_cb = wpa_driver_nl80211_rfkill_unblocked;
1616 drv->rfkill = rfkill_init(rcfg);
1617 if (drv->rfkill == NULL) {
1618 wpa_printf(MSG_DEBUG, "nl80211: RFKILL status not available");
1622 if (linux_iface_up(drv->global->ioctl_sock, ifname) > 0)
1623 drv->start_iface_up = 1;
1625 if (wpa_driver_nl80211_finish_drv_init(drv, set_addr, 1, driver_params))
1628 drv->eapol_tx_sock = socket(PF_PACKET, SOCK_DGRAM, 0);
1629 if (drv->eapol_tx_sock < 0)
1632 if (drv->data_tx_status) {
1635 if (setsockopt(drv->eapol_tx_sock, SOL_SOCKET, SO_WIFI_STATUS,
1636 &enabled, sizeof(enabled)) < 0) {
1637 wpa_printf(MSG_DEBUG,
1638 "nl80211: wifi status sockopt failed\n");
1639 drv->data_tx_status = 0;
1640 if (!drv->use_monitor)
1642 ~WPA_DRIVER_FLAGS_EAPOL_TX_STATUS;
1644 eloop_register_read_sock(drv->eapol_tx_sock,
1645 wpa_driver_nl80211_handle_eapol_tx_status,
1651 dl_list_add(&drv->global->interfaces, &drv->list);
1652 drv->in_interface_list = 1;
1658 wpa_driver_nl80211_deinit(bss);
1664 * wpa_driver_nl80211_init - Initialize nl80211 driver interface
1665 * @ctx: context to be used when calling wpa_supplicant functions,
1666 * e.g., wpa_supplicant_event()
1667 * @ifname: interface name, e.g., wlan0
1668 * @global_priv: private driver global data from global_init()
1669 * Returns: Pointer to private data, %NULL on failure
1671 static void * wpa_driver_nl80211_init(void *ctx, const char *ifname,
1674 return wpa_driver_nl80211_drv_init(ctx, ifname, global_priv, 0, NULL,
1679 static int nl80211_register_frame(struct i802_bss *bss,
1680 struct nl_handle *nl_handle,
1681 u16 type, const u8 *match, size_t match_len)
1683 struct wpa_driver_nl80211_data *drv = bss->drv;
1689 wpa_snprintf_hex(buf, sizeof(buf), match, match_len);
1690 wpa_printf(MSG_DEBUG, "nl80211: Register frame type=0x%x (%s) nl_handle=%p match=%s",
1691 type, fc2str(type), nl_handle, buf);
1693 if (!(msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_REGISTER_ACTION)) ||
1694 nla_put_u16(msg, NL80211_ATTR_FRAME_TYPE, type) ||
1695 nla_put(msg, NL80211_ATTR_FRAME_MATCH, match_len, match)) {
1700 ret = send_and_recv(drv->global, nl_handle, msg, NULL, NULL);
1702 wpa_printf(MSG_DEBUG, "nl80211: Register frame command "
1703 "failed (type=%u): ret=%d (%s)",
1704 type, ret, strerror(-ret));
1705 wpa_hexdump(MSG_DEBUG, "nl80211: Register frame match",
1712 static int nl80211_alloc_mgmt_handle(struct i802_bss *bss)
1714 struct wpa_driver_nl80211_data *drv = bss->drv;
1717 wpa_printf(MSG_DEBUG, "nl80211: Mgmt reporting "
1718 "already on! (nl_mgmt=%p)", bss->nl_mgmt);
1722 bss->nl_mgmt = nl_create_handle(drv->nl_cb, "mgmt");
1723 if (bss->nl_mgmt == NULL)
1730 static void nl80211_mgmt_handle_register_eloop(struct i802_bss *bss)
1732 nl80211_register_eloop_read(&bss->nl_mgmt,
1733 wpa_driver_nl80211_event_receive,
1738 static int nl80211_register_action_frame(struct i802_bss *bss,
1739 const u8 *match, size_t match_len)
1741 u16 type = (WLAN_FC_TYPE_MGMT << 2) | (WLAN_FC_STYPE_ACTION << 4);
1742 return nl80211_register_frame(bss, bss->nl_mgmt,
1743 type, match, match_len);
1747 static int nl80211_mgmt_subscribe_non_ap(struct i802_bss *bss)
1749 struct wpa_driver_nl80211_data *drv = bss->drv;
1752 if (nl80211_alloc_mgmt_handle(bss))
1754 wpa_printf(MSG_DEBUG, "nl80211: Subscribe to mgmt frames with non-AP "
1755 "handle %p", bss->nl_mgmt);
1757 if (drv->nlmode == NL80211_IFTYPE_ADHOC) {
1758 u16 type = (WLAN_FC_TYPE_MGMT << 2) | (WLAN_FC_STYPE_AUTH << 4);
1760 /* register for any AUTH message */
1761 nl80211_register_frame(bss, bss->nl_mgmt, type, NULL, 0);
1764 #ifdef CONFIG_INTERWORKING
1765 /* QoS Map Configure */
1766 if (nl80211_register_action_frame(bss, (u8 *) "\x01\x04", 2) < 0)
1768 #endif /* CONFIG_INTERWORKING */
1769 #if defined(CONFIG_P2P) || defined(CONFIG_INTERWORKING)
1770 /* GAS Initial Request */
1771 if (nl80211_register_action_frame(bss, (u8 *) "\x04\x0a", 2) < 0)
1773 /* GAS Initial Response */
1774 if (nl80211_register_action_frame(bss, (u8 *) "\x04\x0b", 2) < 0)
1776 /* GAS Comeback Request */
1777 if (nl80211_register_action_frame(bss, (u8 *) "\x04\x0c", 2) < 0)
1779 /* GAS Comeback Response */
1780 if (nl80211_register_action_frame(bss, (u8 *) "\x04\x0d", 2) < 0)
1782 /* Protected GAS Initial Request */
1783 if (nl80211_register_action_frame(bss, (u8 *) "\x09\x0a", 2) < 0)
1785 /* Protected GAS Initial Response */
1786 if (nl80211_register_action_frame(bss, (u8 *) "\x09\x0b", 2) < 0)
1788 /* Protected GAS Comeback Request */
1789 if (nl80211_register_action_frame(bss, (u8 *) "\x09\x0c", 2) < 0)
1791 /* Protected GAS Comeback Response */
1792 if (nl80211_register_action_frame(bss, (u8 *) "\x09\x0d", 2) < 0)
1794 #endif /* CONFIG_P2P || CONFIG_INTERWORKING */
1796 /* P2P Public Action */
1797 if (nl80211_register_action_frame(bss,
1798 (u8 *) "\x04\x09\x50\x6f\x9a\x09",
1802 if (nl80211_register_action_frame(bss,
1803 (u8 *) "\x7f\x50\x6f\x9a\x09",
1806 #endif /* CONFIG_P2P */
1807 #ifdef CONFIG_IEEE80211W
1808 /* SA Query Response */
1809 if (nl80211_register_action_frame(bss, (u8 *) "\x08\x01", 2) < 0)
1811 #endif /* CONFIG_IEEE80211W */
1813 if ((drv->capa.flags & WPA_DRIVER_FLAGS_TDLS_SUPPORT)) {
1814 /* TDLS Discovery Response */
1815 if (nl80211_register_action_frame(bss, (u8 *) "\x04\x0e", 2) <
1819 #endif /* CONFIG_TDLS */
1821 /* FT Action frames */
1822 if (nl80211_register_action_frame(bss, (u8 *) "\x06", 1) < 0)
1825 drv->capa.key_mgmt |= WPA_DRIVER_CAPA_KEY_MGMT_FT |
1826 WPA_DRIVER_CAPA_KEY_MGMT_FT_PSK;
1828 /* WNM - BSS Transition Management Request */
1829 if (nl80211_register_action_frame(bss, (u8 *) "\x0a\x07", 2) < 0)
1831 /* WNM-Sleep Mode Response */
1832 if (nl80211_register_action_frame(bss, (u8 *) "\x0a\x11", 2) < 0)
1836 /* WNM-Notification */
1837 if (nl80211_register_action_frame(bss, (u8 *) "\x0a\x1a", 2) < 0)
1839 #endif /* CONFIG_HS20 */
1841 /* WMM-AC ADDTS Response */
1842 if (nl80211_register_action_frame(bss, (u8 *) "\x11\x01", 2) < 0)
1846 if (nl80211_register_action_frame(bss, (u8 *) "\x11\x02", 2) < 0)
1849 /* Radio Measurement - Neighbor Report Response */
1850 if (nl80211_register_action_frame(bss, (u8 *) "\x05\x05", 2) < 0)
1853 /* Radio Measurement - Link Measurement Request */
1854 if ((drv->capa.rrm_flags & WPA_DRIVER_FLAGS_TX_POWER_INSERTION) &&
1855 (nl80211_register_action_frame(bss, (u8 *) "\x05\x02", 2) < 0))
1858 nl80211_mgmt_handle_register_eloop(bss);
1864 static int nl80211_mgmt_subscribe_mesh(struct i802_bss *bss)
1868 if (nl80211_alloc_mgmt_handle(bss))
1871 wpa_printf(MSG_DEBUG,
1872 "nl80211: Subscribe to mgmt frames with mesh handle %p",
1875 /* Auth frames for mesh SAE */
1876 if (nl80211_register_frame(bss, bss->nl_mgmt,
1877 (WLAN_FC_TYPE_MGMT << 2) |
1878 (WLAN_FC_STYPE_AUTH << 4),
1882 /* Mesh peering open */
1883 if (nl80211_register_action_frame(bss, (u8 *) "\x0f\x01", 2) < 0)
1885 /* Mesh peering confirm */
1886 if (nl80211_register_action_frame(bss, (u8 *) "\x0f\x02", 2) < 0)
1888 /* Mesh peering close */
1889 if (nl80211_register_action_frame(bss, (u8 *) "\x0f\x03", 2) < 0)
1892 nl80211_mgmt_handle_register_eloop(bss);
1898 static int nl80211_register_spurious_class3(struct i802_bss *bss)
1903 msg = nl80211_bss_msg(bss, 0, NL80211_CMD_UNEXPECTED_FRAME);
1904 ret = send_and_recv(bss->drv->global, bss->nl_mgmt, msg, NULL, NULL);
1906 wpa_printf(MSG_DEBUG, "nl80211: Register spurious class3 "
1907 "failed: ret=%d (%s)",
1908 ret, strerror(-ret));
1914 static int nl80211_mgmt_subscribe_ap(struct i802_bss *bss)
1916 static const int stypes[] = {
1918 WLAN_FC_STYPE_ASSOC_REQ,
1919 WLAN_FC_STYPE_REASSOC_REQ,
1920 WLAN_FC_STYPE_DISASSOC,
1921 WLAN_FC_STYPE_DEAUTH,
1922 WLAN_FC_STYPE_ACTION,
1923 WLAN_FC_STYPE_PROBE_REQ,
1924 /* Beacon doesn't work as mac80211 doesn't currently allow
1925 * it, but it wouldn't really be the right thing anyway as
1926 * it isn't per interface ... maybe just dump the scan
1927 * results periodically for OLBC?
1929 /* WLAN_FC_STYPE_BEACON, */
1933 if (nl80211_alloc_mgmt_handle(bss))
1935 wpa_printf(MSG_DEBUG, "nl80211: Subscribe to mgmt frames with AP "
1936 "handle %p", bss->nl_mgmt);
1938 for (i = 0; i < ARRAY_SIZE(stypes); i++) {
1939 if (nl80211_register_frame(bss, bss->nl_mgmt,
1940 (WLAN_FC_TYPE_MGMT << 2) |
1947 if (nl80211_register_spurious_class3(bss))
1950 if (nl80211_get_wiphy_data_ap(bss) == NULL)
1953 nl80211_mgmt_handle_register_eloop(bss);
1957 nl_destroy_handles(&bss->nl_mgmt);
1962 static int nl80211_mgmt_subscribe_ap_dev_sme(struct i802_bss *bss)
1964 if (nl80211_alloc_mgmt_handle(bss))
1966 wpa_printf(MSG_DEBUG, "nl80211: Subscribe to mgmt frames with AP "
1967 "handle %p (device SME)", bss->nl_mgmt);
1969 if (nl80211_register_frame(bss, bss->nl_mgmt,
1970 (WLAN_FC_TYPE_MGMT << 2) |
1971 (WLAN_FC_STYPE_ACTION << 4),
1975 nl80211_mgmt_handle_register_eloop(bss);
1979 nl_destroy_handles(&bss->nl_mgmt);
1984 static void nl80211_mgmt_unsubscribe(struct i802_bss *bss, const char *reason)
1986 if (bss->nl_mgmt == NULL)
1988 wpa_printf(MSG_DEBUG, "nl80211: Unsubscribe mgmt frames handle %p "
1989 "(%s)", bss->nl_mgmt, reason);
1990 nl80211_destroy_eloop_handle(&bss->nl_mgmt);
1992 nl80211_put_wiphy_data_ap(bss);
1996 static void wpa_driver_nl80211_send_rfkill(void *eloop_ctx, void *timeout_ctx)
1998 wpa_supplicant_event(timeout_ctx, EVENT_INTERFACE_DISABLED, NULL);
2002 static void nl80211_del_p2pdev(struct i802_bss *bss)
2007 msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_DEL_INTERFACE);
2008 ret = send_and_recv_msgs(bss->drv, msg, NULL, NULL);
2010 wpa_printf(MSG_DEBUG, "nl80211: Delete P2P Device %s (0x%llx): %s",
2011 bss->ifname, (long long unsigned int) bss->wdev_id,
2016 static int nl80211_set_p2pdev(struct i802_bss *bss, int start)
2021 msg = nl80211_cmd_msg(bss, 0, start ? NL80211_CMD_START_P2P_DEVICE :
2022 NL80211_CMD_STOP_P2P_DEVICE);
2023 ret = send_and_recv_msgs(bss->drv, msg, NULL, NULL);
2025 wpa_printf(MSG_DEBUG, "nl80211: %s P2P Device %s (0x%llx): %s",
2026 start ? "Start" : "Stop",
2027 bss->ifname, (long long unsigned int) bss->wdev_id,
2033 static int i802_set_iface_flags(struct i802_bss *bss, int up)
2035 enum nl80211_iftype nlmode;
2037 nlmode = nl80211_get_ifmode(bss);
2038 if (nlmode != NL80211_IFTYPE_P2P_DEVICE) {
2039 return linux_set_iface_flags(bss->drv->global->ioctl_sock,
2043 /* P2P Device has start/stop which is equivalent */
2044 return nl80211_set_p2pdev(bss, up);
2049 wpa_driver_nl80211_finish_drv_init(struct wpa_driver_nl80211_data *drv,
2050 const u8 *set_addr, int first,
2051 const char *driver_params)
2053 struct i802_bss *bss = drv->first_bss;
2054 int send_rfkill_event = 0;
2055 enum nl80211_iftype nlmode;
2057 drv->ifindex = if_nametoindex(bss->ifname);
2058 bss->ifindex = drv->ifindex;
2059 bss->wdev_id = drv->global->if_add_wdevid;
2060 bss->wdev_id_set = drv->global->if_add_wdevid_set;
2062 bss->if_dynamic = drv->ifindex == drv->global->if_add_ifindex;
2063 bss->if_dynamic = bss->if_dynamic || drv->global->if_add_wdevid_set;
2064 drv->global->if_add_wdevid_set = 0;
2066 if (!bss->if_dynamic && nl80211_get_ifmode(bss) == NL80211_IFTYPE_AP)
2069 if (wpa_driver_nl80211_capa(drv))
2072 if (driver_params && nl80211_set_param(bss, driver_params) < 0)
2075 wpa_printf(MSG_DEBUG, "nl80211: interface %s in phy %s",
2076 bss->ifname, drv->phyname);
2079 (linux_set_iface_flags(drv->global->ioctl_sock, bss->ifname, 0) ||
2080 linux_set_ifhwaddr(drv->global->ioctl_sock, bss->ifname,
2084 if (first && nl80211_get_ifmode(bss) == NL80211_IFTYPE_AP)
2085 drv->start_mode_ap = 1;
2087 if (drv->hostapd || bss->static_ap)
2088 nlmode = NL80211_IFTYPE_AP;
2089 else if (bss->if_dynamic)
2090 nlmode = nl80211_get_ifmode(bss);
2092 nlmode = NL80211_IFTYPE_STATION;
2094 if (wpa_driver_nl80211_set_mode(bss, nlmode) < 0) {
2095 wpa_printf(MSG_ERROR, "nl80211: Could not configure driver mode");
2099 if (nlmode == NL80211_IFTYPE_P2P_DEVICE)
2100 nl80211_get_macaddr(bss);
2102 if (!rfkill_is_blocked(drv->rfkill)) {
2103 int ret = i802_set_iface_flags(bss, 1);
2105 wpa_printf(MSG_ERROR, "nl80211: Could not set "
2106 "interface '%s' UP", bss->ifname);
2109 if (nlmode == NL80211_IFTYPE_P2P_DEVICE)
2112 wpa_printf(MSG_DEBUG, "nl80211: Could not yet enable "
2113 "interface '%s' due to rfkill", bss->ifname);
2114 if (nlmode == NL80211_IFTYPE_P2P_DEVICE)
2116 drv->if_disabled = 1;
2117 send_rfkill_event = 1;
2121 netlink_send_oper_ifla(drv->global->netlink, drv->ifindex,
2122 1, IF_OPER_DORMANT);
2124 if (linux_get_ifhwaddr(drv->global->ioctl_sock, bss->ifname,
2127 os_memcpy(drv->perm_addr, bss->addr, ETH_ALEN);
2129 if (send_rfkill_event) {
2130 eloop_register_timeout(0, 0, wpa_driver_nl80211_send_rfkill,
2138 static int wpa_driver_nl80211_del_beacon(struct wpa_driver_nl80211_data *drv)
2142 wpa_printf(MSG_DEBUG, "nl80211: Remove beacon (ifindex=%d)",
2144 msg = nl80211_drv_msg(drv, 0, NL80211_CMD_DEL_BEACON);
2145 return send_and_recv_msgs(drv, msg, NULL, NULL);
2150 * wpa_driver_nl80211_deinit - Deinitialize nl80211 driver interface
2151 * @bss: Pointer to private nl80211 data from wpa_driver_nl80211_init()
2153 * Shut down driver interface and processing of driver events. Free
2154 * private data buffer if one was allocated in wpa_driver_nl80211_init().
2156 static void wpa_driver_nl80211_deinit(struct i802_bss *bss)
2158 struct wpa_driver_nl80211_data *drv = bss->drv;
2161 if (drv->data_tx_status)
2162 eloop_unregister_read_sock(drv->eapol_tx_sock);
2163 if (drv->eapol_tx_sock >= 0)
2164 close(drv->eapol_tx_sock);
2167 wpa_driver_nl80211_probe_req_report(bss, 0);
2168 if (bss->added_if_into_bridge) {
2169 if (linux_br_del_if(drv->global->ioctl_sock, bss->brname,
2171 wpa_printf(MSG_INFO, "nl80211: Failed to remove "
2172 "interface %s from bridge %s: %s",
2173 bss->ifname, bss->brname, strerror(errno));
2175 nl80211_handle_destroy(drv->rtnl_sk);
2177 if (bss->added_bridge) {
2178 if (linux_br_del(drv->global->ioctl_sock, bss->brname) < 0)
2179 wpa_printf(MSG_INFO, "nl80211: Failed to remove "
2181 bss->brname, strerror(errno));
2184 nl80211_remove_monitor_interface(drv);
2186 if (is_ap_interface(drv->nlmode))
2187 wpa_driver_nl80211_del_beacon(drv);
2189 if (drv->eapol_sock >= 0) {
2190 eloop_unregister_read_sock(drv->eapol_sock);
2191 close(drv->eapol_sock);
2194 if (drv->if_indices != drv->default_if_indices)
2195 os_free(drv->if_indices);
2197 if (drv->disabled_11b_rates)
2198 nl80211_disable_11b_rates(drv, drv->ifindex, 0);
2200 netlink_send_oper_ifla(drv->global->netlink, drv->ifindex, 0,
2202 eloop_cancel_timeout(wpa_driver_nl80211_send_rfkill, drv, drv->ctx);
2203 rfkill_deinit(drv->rfkill);
2205 eloop_cancel_timeout(wpa_driver_nl80211_scan_timeout, drv, drv->ctx);
2207 if (!drv->start_iface_up)
2208 (void) i802_set_iface_flags(bss, 0);
2210 if (drv->addr_changed) {
2211 if (linux_set_iface_flags(drv->global->ioctl_sock, bss->ifname,
2213 wpa_printf(MSG_DEBUG,
2214 "nl80211: Could not set interface down to restore permanent MAC address");
2216 if (linux_set_ifhwaddr(drv->global->ioctl_sock, bss->ifname,
2217 drv->perm_addr) < 0) {
2218 wpa_printf(MSG_DEBUG,
2219 "nl80211: Could not restore permanent MAC address");
2223 if (drv->nlmode != NL80211_IFTYPE_P2P_DEVICE) {
2224 if (!drv->hostapd || !drv->start_mode_ap)
2225 wpa_driver_nl80211_set_mode(bss,
2226 NL80211_IFTYPE_STATION);
2227 nl80211_mgmt_unsubscribe(bss, "deinit");
2229 nl80211_mgmt_unsubscribe(bss, "deinit");
2230 nl80211_del_p2pdev(bss);
2232 nl_cb_put(drv->nl_cb);
2234 nl80211_destroy_bss(drv->first_bss);
2236 os_free(drv->filter_ssids);
2238 os_free(drv->auth_ie);
2240 if (drv->in_interface_list)
2241 dl_list_del(&drv->list);
2243 os_free(drv->extended_capa);
2244 os_free(drv->extended_capa_mask);
2245 os_free(drv->first_bss);
2250 static u32 wpa_alg_to_cipher_suite(enum wpa_alg alg, size_t key_len)
2255 return WLAN_CIPHER_SUITE_WEP40;
2256 return WLAN_CIPHER_SUITE_WEP104;
2258 return WLAN_CIPHER_SUITE_TKIP;
2260 return WLAN_CIPHER_SUITE_CCMP;
2262 return WLAN_CIPHER_SUITE_GCMP;
2263 case WPA_ALG_CCMP_256:
2264 return WLAN_CIPHER_SUITE_CCMP_256;
2265 case WPA_ALG_GCMP_256:
2266 return WLAN_CIPHER_SUITE_GCMP_256;
2268 return WLAN_CIPHER_SUITE_AES_CMAC;
2269 case WPA_ALG_BIP_GMAC_128:
2270 return WLAN_CIPHER_SUITE_BIP_GMAC_128;
2271 case WPA_ALG_BIP_GMAC_256:
2272 return WLAN_CIPHER_SUITE_BIP_GMAC_256;
2273 case WPA_ALG_BIP_CMAC_256:
2274 return WLAN_CIPHER_SUITE_BIP_CMAC_256;
2276 return WLAN_CIPHER_SUITE_SMS4;
2278 return WLAN_CIPHER_SUITE_KRK;
2281 wpa_printf(MSG_ERROR, "nl80211: Unexpected encryption algorithm %d",
2286 wpa_printf(MSG_ERROR, "nl80211: Unsupported encryption algorithm %d",
2292 static u32 wpa_cipher_to_cipher_suite(unsigned int cipher)
2295 case WPA_CIPHER_CCMP_256:
2296 return WLAN_CIPHER_SUITE_CCMP_256;
2297 case WPA_CIPHER_GCMP_256:
2298 return WLAN_CIPHER_SUITE_GCMP_256;
2299 case WPA_CIPHER_CCMP:
2300 return WLAN_CIPHER_SUITE_CCMP;
2301 case WPA_CIPHER_GCMP:
2302 return WLAN_CIPHER_SUITE_GCMP;
2303 case WPA_CIPHER_TKIP:
2304 return WLAN_CIPHER_SUITE_TKIP;
2305 case WPA_CIPHER_WEP104:
2306 return WLAN_CIPHER_SUITE_WEP104;
2307 case WPA_CIPHER_WEP40:
2308 return WLAN_CIPHER_SUITE_WEP40;
2309 case WPA_CIPHER_GTK_NOT_USED:
2310 return WLAN_CIPHER_SUITE_NO_GROUP_ADDR;
2317 static int wpa_cipher_to_cipher_suites(unsigned int ciphers, u32 suites[],
2322 if (num_suites < max_suites && ciphers & WPA_CIPHER_CCMP_256)
2323 suites[num_suites++] = WLAN_CIPHER_SUITE_CCMP_256;
2324 if (num_suites < max_suites && ciphers & WPA_CIPHER_GCMP_256)
2325 suites[num_suites++] = WLAN_CIPHER_SUITE_GCMP_256;
2326 if (num_suites < max_suites && ciphers & WPA_CIPHER_CCMP)
2327 suites[num_suites++] = WLAN_CIPHER_SUITE_CCMP;
2328 if (num_suites < max_suites && ciphers & WPA_CIPHER_GCMP)
2329 suites[num_suites++] = WLAN_CIPHER_SUITE_GCMP;
2330 if (num_suites < max_suites && ciphers & WPA_CIPHER_TKIP)
2331 suites[num_suites++] = WLAN_CIPHER_SUITE_TKIP;
2332 if (num_suites < max_suites && ciphers & WPA_CIPHER_WEP104)
2333 suites[num_suites++] = WLAN_CIPHER_SUITE_WEP104;
2334 if (num_suites < max_suites && ciphers & WPA_CIPHER_WEP40)
2335 suites[num_suites++] = WLAN_CIPHER_SUITE_WEP40;
2341 static int issue_key_mgmt_set_key(struct wpa_driver_nl80211_data *drv,
2342 const u8 *key, size_t key_len)
2347 if (!drv->key_mgmt_set_key_vendor_cmd_avail)
2350 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) ||
2351 nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) ||
2352 nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD,
2353 QCA_NL80211_VENDOR_SUBCMD_KEY_MGMT_SET_KEY) ||
2354 nla_put(msg, NL80211_ATTR_VENDOR_DATA, key_len, key)) {
2358 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
2360 wpa_printf(MSG_DEBUG,
2361 "nl80211: Key management set key failed: ret=%d (%s)",
2362 ret, strerror(-ret));
2369 static int wpa_driver_nl80211_set_key(const char *ifname, struct i802_bss *bss,
2370 enum wpa_alg alg, const u8 *addr,
2371 int key_idx, int set_tx,
2372 const u8 *seq, size_t seq_len,
2373 const u8 *key, size_t key_len)
2375 struct wpa_driver_nl80211_data *drv = bss->drv;
2381 /* Ignore for P2P Device */
2382 if (drv->nlmode == NL80211_IFTYPE_P2P_DEVICE)
2385 ifindex = if_nametoindex(ifname);
2386 wpa_printf(MSG_DEBUG, "%s: ifindex=%d (%s) alg=%d addr=%p key_idx=%d "
2387 "set_tx=%d seq_len=%lu key_len=%lu",
2388 __func__, ifindex, ifname, alg, addr, key_idx, set_tx,
2389 (unsigned long) seq_len, (unsigned long) key_len);
2391 if (key_idx == -1) {
2395 #endif /* CONFIG_TDLS */
2397 if (alg == WPA_ALG_PMK && drv->key_mgmt_set_key_vendor_cmd_avail) {
2398 wpa_printf(MSG_DEBUG, "%s: calling issue_key_mgmt_set_key",
2400 ret = issue_key_mgmt_set_key(drv, key, key_len);
2404 if (alg == WPA_ALG_NONE) {
2405 msg = nl80211_ifindex_msg(drv, ifindex, 0, NL80211_CMD_DEL_KEY);
2409 msg = nl80211_ifindex_msg(drv, ifindex, 0, NL80211_CMD_NEW_KEY);
2411 nla_put(msg, NL80211_ATTR_KEY_DATA, key_len, key) ||
2412 nla_put_u32(msg, NL80211_ATTR_KEY_CIPHER,
2413 wpa_alg_to_cipher_suite(alg, key_len)))
2415 wpa_hexdump_key(MSG_DEBUG, "nl80211: KEY_DATA", key, key_len);
2418 if (seq && seq_len) {
2419 if (nla_put(msg, NL80211_ATTR_KEY_SEQ, seq_len, seq))
2421 wpa_hexdump(MSG_DEBUG, "nl80211: KEY_SEQ", seq, seq_len);
2424 if (addr && !is_broadcast_ether_addr(addr)) {
2425 wpa_printf(MSG_DEBUG, " addr=" MACSTR, MAC2STR(addr));
2426 if (nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr))
2429 if (alg != WPA_ALG_WEP && key_idx && !set_tx) {
2430 wpa_printf(MSG_DEBUG, " RSN IBSS RX GTK");
2431 if (nla_put_u32(msg, NL80211_ATTR_KEY_TYPE,
2432 NL80211_KEYTYPE_GROUP))
2435 } else if (addr && is_broadcast_ether_addr(addr)) {
2436 struct nlattr *types;
2438 wpa_printf(MSG_DEBUG, " broadcast key");
2440 types = nla_nest_start(msg, NL80211_ATTR_KEY_DEFAULT_TYPES);
2442 nla_put_flag(msg, NL80211_KEY_DEFAULT_TYPE_MULTICAST))
2444 nla_nest_end(msg, types);
2446 if (nla_put_u8(msg, NL80211_ATTR_KEY_IDX, key_idx))
2449 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
2450 if ((ret == -ENOENT || ret == -ENOLINK) && alg == WPA_ALG_NONE)
2453 wpa_printf(MSG_DEBUG, "nl80211: set_key failed; err=%d %s)",
2454 ret, strerror(-ret));
2457 * If we failed or don't need to set the default TX key (below),
2460 if (ret || !set_tx || alg == WPA_ALG_NONE || tdls)
2462 if (is_ap_interface(drv->nlmode) && addr &&
2463 !is_broadcast_ether_addr(addr))
2466 msg = nl80211_ifindex_msg(drv, ifindex, 0, NL80211_CMD_SET_KEY);
2468 nla_put_u8(msg, NL80211_ATTR_KEY_IDX, key_idx) ||
2469 nla_put_flag(msg, alg == WPA_ALG_IGTK ?
2470 NL80211_ATTR_KEY_DEFAULT_MGMT :
2471 NL80211_ATTR_KEY_DEFAULT))
2473 if (addr && is_broadcast_ether_addr(addr)) {
2474 struct nlattr *types;
2476 types = nla_nest_start(msg, NL80211_ATTR_KEY_DEFAULT_TYPES);
2478 nla_put_flag(msg, NL80211_KEY_DEFAULT_TYPE_MULTICAST))
2480 nla_nest_end(msg, types);
2482 struct nlattr *types;
2484 types = nla_nest_start(msg, NL80211_ATTR_KEY_DEFAULT_TYPES);
2486 nla_put_flag(msg, NL80211_KEY_DEFAULT_TYPE_UNICAST))
2488 nla_nest_end(msg, types);
2491 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
2495 wpa_printf(MSG_DEBUG, "nl80211: set_key default failed; "
2496 "err=%d %s)", ret, strerror(-ret));
2505 static int nl_add_key(struct nl_msg *msg, enum wpa_alg alg,
2506 int key_idx, int defkey,
2507 const u8 *seq, size_t seq_len,
2508 const u8 *key, size_t key_len)
2510 struct nlattr *key_attr = nla_nest_start(msg, NL80211_ATTR_KEY);
2514 if (defkey && alg == WPA_ALG_IGTK) {
2515 if (nla_put_flag(msg, NL80211_KEY_DEFAULT_MGMT))
2517 } else if (defkey) {
2518 if (nla_put_flag(msg, NL80211_KEY_DEFAULT))
2522 if (nla_put_u8(msg, NL80211_KEY_IDX, key_idx) ||
2523 nla_put_u32(msg, NL80211_KEY_CIPHER,
2524 wpa_alg_to_cipher_suite(alg, key_len)) ||
2526 nla_put(msg, NL80211_KEY_SEQ, seq_len, seq)) ||
2527 nla_put(msg, NL80211_KEY_DATA, key_len, key))
2530 nla_nest_end(msg, key_attr);
2536 static int nl80211_set_conn_keys(struct wpa_driver_associate_params *params,
2540 struct nlattr *nl_keys, *nl_key;
2542 for (i = 0; i < 4; i++) {
2543 if (!params->wep_key[i])
2548 if (params->wps == WPS_MODE_PRIVACY)
2550 if (params->pairwise_suite &&
2551 params->pairwise_suite != WPA_CIPHER_NONE)
2557 if (nla_put_flag(msg, NL80211_ATTR_PRIVACY))
2560 nl_keys = nla_nest_start(msg, NL80211_ATTR_KEYS);
2564 for (i = 0; i < 4; i++) {
2565 if (!params->wep_key[i])
2568 nl_key = nla_nest_start(msg, i);
2570 nla_put(msg, NL80211_KEY_DATA, params->wep_key_len[i],
2571 params->wep_key[i]) ||
2572 nla_put_u32(msg, NL80211_KEY_CIPHER,
2573 params->wep_key_len[i] == 5 ?
2574 WLAN_CIPHER_SUITE_WEP40 :
2575 WLAN_CIPHER_SUITE_WEP104) ||
2576 nla_put_u8(msg, NL80211_KEY_IDX, i) ||
2577 (i == params->wep_tx_keyidx &&
2578 nla_put_flag(msg, NL80211_KEY_DEFAULT)))
2581 nla_nest_end(msg, nl_key);
2583 nla_nest_end(msg, nl_keys);
2589 int wpa_driver_nl80211_mlme(struct wpa_driver_nl80211_data *drv,
2590 const u8 *addr, int cmd, u16 reason_code,
2591 int local_state_change)
2596 if (!(msg = nl80211_drv_msg(drv, 0, cmd)) ||
2597 nla_put_u16(msg, NL80211_ATTR_REASON_CODE, reason_code) ||
2598 (addr && nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr)) ||
2599 (local_state_change &&
2600 nla_put_flag(msg, NL80211_ATTR_LOCAL_STATE_CHANGE))) {
2605 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
2607 wpa_dbg(drv->ctx, MSG_DEBUG,
2608 "nl80211: MLME command failed: reason=%u ret=%d (%s)",
2609 reason_code, ret, strerror(-ret));
2615 static int wpa_driver_nl80211_disconnect(struct wpa_driver_nl80211_data *drv,
2620 wpa_printf(MSG_DEBUG, "%s(reason_code=%d)", __func__, reason_code);
2621 nl80211_mark_disconnected(drv);
2622 /* Disconnect command doesn't need BSSID - it uses cached value */
2623 ret = wpa_driver_nl80211_mlme(drv, NULL, NL80211_CMD_DISCONNECT,
2626 * For locally generated disconnect, supplicant already generates a
2627 * DEAUTH event, so ignore the event from NL80211.
2629 drv->ignore_next_local_disconnect = ret == 0;
2635 static int wpa_driver_nl80211_deauthenticate(struct i802_bss *bss,
2636 const u8 *addr, int reason_code)
2638 struct wpa_driver_nl80211_data *drv = bss->drv;
2641 if (drv->nlmode == NL80211_IFTYPE_ADHOC) {
2642 nl80211_mark_disconnected(drv);
2643 return nl80211_leave_ibss(drv);
2645 if (!(drv->capa.flags & WPA_DRIVER_FLAGS_SME))
2646 return wpa_driver_nl80211_disconnect(drv, reason_code);
2647 wpa_printf(MSG_DEBUG, "%s(addr=" MACSTR " reason_code=%d)",
2648 __func__, MAC2STR(addr), reason_code);
2649 nl80211_mark_disconnected(drv);
2650 ret = wpa_driver_nl80211_mlme(drv, addr, NL80211_CMD_DEAUTHENTICATE,
2653 * For locally generated deauthenticate, supplicant already generates a
2654 * DEAUTH event, so ignore the event from NL80211.
2656 drv->ignore_next_local_deauth = ret == 0;
2661 static void nl80211_copy_auth_params(struct wpa_driver_nl80211_data *drv,
2662 struct wpa_driver_auth_params *params)
2666 drv->auth_freq = params->freq;
2667 drv->auth_alg = params->auth_alg;
2668 drv->auth_wep_tx_keyidx = params->wep_tx_keyidx;
2669 drv->auth_local_state_change = params->local_state_change;
2670 drv->auth_p2p = params->p2p;
2673 os_memcpy(drv->auth_bssid_, params->bssid, ETH_ALEN);
2675 os_memset(drv->auth_bssid_, 0, ETH_ALEN);
2678 os_memcpy(drv->auth_ssid, params->ssid, params->ssid_len);
2679 drv->auth_ssid_len = params->ssid_len;
2681 drv->auth_ssid_len = 0;
2684 os_free(drv->auth_ie);
2685 drv->auth_ie = NULL;
2686 drv->auth_ie_len = 0;
2688 drv->auth_ie = os_malloc(params->ie_len);
2690 os_memcpy(drv->auth_ie, params->ie, params->ie_len);
2691 drv->auth_ie_len = params->ie_len;
2695 for (i = 0; i < 4; i++) {
2696 if (params->wep_key[i] && params->wep_key_len[i] &&
2697 params->wep_key_len[i] <= 16) {
2698 os_memcpy(drv->auth_wep_key[i], params->wep_key[i],
2699 params->wep_key_len[i]);
2700 drv->auth_wep_key_len[i] = params->wep_key_len[i];
2702 drv->auth_wep_key_len[i] = 0;
2707 static int wpa_driver_nl80211_authenticate(
2708 struct i802_bss *bss, struct wpa_driver_auth_params *params)
2710 struct wpa_driver_nl80211_data *drv = bss->drv;
2713 enum nl80211_auth_type type;
2714 enum nl80211_iftype nlmode;
2718 is_retry = drv->retry_auth;
2719 drv->retry_auth = 0;
2720 drv->ignore_deauth_event = 0;
2722 nl80211_mark_disconnected(drv);
2723 os_memset(drv->auth_bssid, 0, ETH_ALEN);
2725 os_memcpy(drv->auth_attempt_bssid, params->bssid, ETH_ALEN);
2727 os_memset(drv->auth_attempt_bssid, 0, ETH_ALEN);
2728 /* FIX: IBSS mode */
2729 nlmode = params->p2p ?
2730 NL80211_IFTYPE_P2P_CLIENT : NL80211_IFTYPE_STATION;
2731 if (drv->nlmode != nlmode &&
2732 wpa_driver_nl80211_set_mode(bss, nlmode) < 0)
2736 wpa_printf(MSG_DEBUG, "nl80211: Authenticate (ifindex=%d)",
2739 msg = nl80211_drv_msg(drv, 0, NL80211_CMD_AUTHENTICATE);
2743 for (i = 0; i < 4; i++) {
2744 if (!params->wep_key[i])
2746 wpa_driver_nl80211_set_key(bss->ifname, bss, WPA_ALG_WEP,
2748 i == params->wep_tx_keyidx, NULL, 0,
2750 params->wep_key_len[i]);
2751 if (params->wep_tx_keyidx != i)
2753 if (nl_add_key(msg, WPA_ALG_WEP, i, 1, NULL, 0,
2754 params->wep_key[i], params->wep_key_len[i]))
2758 if (params->bssid) {
2759 wpa_printf(MSG_DEBUG, " * bssid=" MACSTR,
2760 MAC2STR(params->bssid));
2761 if (nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, params->bssid))
2765 wpa_printf(MSG_DEBUG, " * freq=%d", params->freq);
2766 if (nla_put_u32(msg, NL80211_ATTR_WIPHY_FREQ, params->freq))
2770 wpa_hexdump_ascii(MSG_DEBUG, " * SSID",
2771 params->ssid, params->ssid_len);
2772 if (nla_put(msg, NL80211_ATTR_SSID, params->ssid_len,
2776 wpa_hexdump(MSG_DEBUG, " * IEs", params->ie, params->ie_len);
2778 nla_put(msg, NL80211_ATTR_IE, params->ie_len, params->ie))
2780 if (params->sae_data) {
2781 wpa_hexdump(MSG_DEBUG, " * SAE data", params->sae_data,
2782 params->sae_data_len);
2783 if (nla_put(msg, NL80211_ATTR_SAE_DATA, params->sae_data_len,
2787 if (params->auth_alg & WPA_AUTH_ALG_OPEN)
2788 type = NL80211_AUTHTYPE_OPEN_SYSTEM;
2789 else if (params->auth_alg & WPA_AUTH_ALG_SHARED)
2790 type = NL80211_AUTHTYPE_SHARED_KEY;
2791 else if (params->auth_alg & WPA_AUTH_ALG_LEAP)
2792 type = NL80211_AUTHTYPE_NETWORK_EAP;
2793 else if (params->auth_alg & WPA_AUTH_ALG_FT)
2794 type = NL80211_AUTHTYPE_FT;
2795 else if (params->auth_alg & WPA_AUTH_ALG_SAE)
2796 type = NL80211_AUTHTYPE_SAE;
2799 wpa_printf(MSG_DEBUG, " * Auth Type %d", type);
2800 if (nla_put_u32(msg, NL80211_ATTR_AUTH_TYPE, type))
2802 if (params->local_state_change) {
2803 wpa_printf(MSG_DEBUG, " * Local state change only");
2804 if (nla_put_flag(msg, NL80211_ATTR_LOCAL_STATE_CHANGE))
2808 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
2811 wpa_dbg(drv->ctx, MSG_DEBUG,
2812 "nl80211: MLME command failed (auth): ret=%d (%s)",
2813 ret, strerror(-ret));
2815 if (ret == -EALREADY && count == 1 && params->bssid &&
2816 !params->local_state_change) {
2818 * mac80211 does not currently accept new
2819 * authentication if we are already authenticated. As a
2820 * workaround, force deauthentication and try again.
2822 wpa_printf(MSG_DEBUG, "nl80211: Retry authentication "
2823 "after forced deauthentication");
2824 drv->ignore_deauth_event = 1;
2825 wpa_driver_nl80211_deauthenticate(
2827 WLAN_REASON_PREV_AUTH_NOT_VALID);
2832 if (ret == -ENOENT && params->freq && !is_retry) {
2834 * cfg80211 has likely expired the BSS entry even
2835 * though it was previously available in our internal
2836 * BSS table. To recover quickly, start a single
2837 * channel scan on the specified channel.
2839 struct wpa_driver_scan_params scan;
2842 os_memset(&scan, 0, sizeof(scan));
2845 scan.ssids[0].ssid = params->ssid;
2846 scan.ssids[0].ssid_len = params->ssid_len;
2848 freqs[0] = params->freq;
2851 wpa_printf(MSG_DEBUG, "nl80211: Trigger single "
2852 "channel scan to refresh cfg80211 BSS "
2854 ret = wpa_driver_nl80211_scan(bss, &scan);
2856 nl80211_copy_auth_params(drv, params);
2857 drv->scan_for_auth = 1;
2859 } else if (is_retry) {
2861 * Need to indicate this with an event since the return
2862 * value from the retry is not delivered to core code.
2864 union wpa_event_data event;
2865 wpa_printf(MSG_DEBUG, "nl80211: Authentication retry "
2867 os_memset(&event, 0, sizeof(event));
2868 os_memcpy(event.timeout_event.addr, drv->auth_bssid_,
2870 wpa_supplicant_event(drv->ctx, EVENT_AUTH_TIMED_OUT,
2874 wpa_printf(MSG_DEBUG,
2875 "nl80211: Authentication request send successfully");
2884 int wpa_driver_nl80211_authenticate_retry(struct wpa_driver_nl80211_data *drv)
2886 struct wpa_driver_auth_params params;
2887 struct i802_bss *bss = drv->first_bss;
2890 wpa_printf(MSG_DEBUG, "nl80211: Try to authenticate again");
2892 os_memset(¶ms, 0, sizeof(params));
2893 params.freq = drv->auth_freq;
2894 params.auth_alg = drv->auth_alg;
2895 params.wep_tx_keyidx = drv->auth_wep_tx_keyidx;
2896 params.local_state_change = drv->auth_local_state_change;
2897 params.p2p = drv->auth_p2p;
2899 if (!is_zero_ether_addr(drv->auth_bssid_))
2900 params.bssid = drv->auth_bssid_;
2902 if (drv->auth_ssid_len) {
2903 params.ssid = drv->auth_ssid;
2904 params.ssid_len = drv->auth_ssid_len;
2907 params.ie = drv->auth_ie;
2908 params.ie_len = drv->auth_ie_len;
2910 for (i = 0; i < 4; i++) {
2911 if (drv->auth_wep_key_len[i]) {
2912 params.wep_key[i] = drv->auth_wep_key[i];
2913 params.wep_key_len[i] = drv->auth_wep_key_len[i];
2917 drv->retry_auth = 1;
2918 return wpa_driver_nl80211_authenticate(bss, ¶ms);
2922 static int wpa_driver_nl80211_send_frame(struct i802_bss *bss,
2923 const void *data, size_t len,
2924 int encrypt, int noack,
2925 unsigned int freq, int no_cck,
2926 int offchanok, unsigned int wait_time)
2928 struct wpa_driver_nl80211_data *drv = bss->drv;
2932 if (freq == 0 && drv->nlmode == NL80211_IFTYPE_ADHOC) {
2933 freq = nl80211_get_assoc_freq(drv);
2934 wpa_printf(MSG_DEBUG,
2935 "nl80211: send_frame - Use assoc_freq=%u for IBSS",
2939 wpa_printf(MSG_DEBUG, "nl80211: send_frame - Use bss->freq=%u",
2944 if (drv->use_monitor) {
2945 wpa_printf(MSG_DEBUG, "nl80211: send_frame(freq=%u bss->freq=%u) -> send_monitor",
2947 return nl80211_send_monitor(drv, data, len, encrypt, noack);
2950 wpa_printf(MSG_DEBUG, "nl80211: send_frame -> send_frame_cmd");
2951 res = nl80211_send_frame_cmd(bss, freq, wait_time, data, len,
2952 &cookie, no_cck, noack, offchanok);
2953 if (res == 0 && !noack) {
2954 const struct ieee80211_mgmt *mgmt;
2957 mgmt = (const struct ieee80211_mgmt *) data;
2958 fc = le_to_host16(mgmt->frame_control);
2959 if (WLAN_FC_GET_TYPE(fc) == WLAN_FC_TYPE_MGMT &&
2960 WLAN_FC_GET_STYPE(fc) == WLAN_FC_STYPE_ACTION) {
2961 wpa_printf(MSG_MSGDUMP,
2962 "nl80211: Update send_action_cookie from 0x%llx to 0x%llx",
2963 (long long unsigned int)
2964 drv->send_action_cookie,
2965 (long long unsigned int) cookie);
2966 drv->send_action_cookie = cookie;
2974 static int wpa_driver_nl80211_send_mlme(struct i802_bss *bss, const u8 *data,
2975 size_t data_len, int noack,
2976 unsigned int freq, int no_cck,
2978 unsigned int wait_time)
2980 struct wpa_driver_nl80211_data *drv = bss->drv;
2981 struct ieee80211_mgmt *mgmt;
2985 mgmt = (struct ieee80211_mgmt *) data;
2986 fc = le_to_host16(mgmt->frame_control);
2987 wpa_printf(MSG_DEBUG, "nl80211: send_mlme - da= " MACSTR
2988 " noack=%d freq=%u no_cck=%d offchanok=%d wait_time=%u fc=0x%x (%s) nlmode=%d",
2989 MAC2STR(mgmt->da), noack, freq, no_cck, offchanok, wait_time,
2990 fc, fc2str(fc), drv->nlmode);
2992 if ((is_sta_interface(drv->nlmode) ||
2993 drv->nlmode == NL80211_IFTYPE_P2P_DEVICE) &&
2994 WLAN_FC_GET_TYPE(fc) == WLAN_FC_TYPE_MGMT &&
2995 WLAN_FC_GET_STYPE(fc) == WLAN_FC_STYPE_PROBE_RESP) {
2997 * The use of last_mgmt_freq is a bit of a hack,
2998 * but it works due to the single-threaded nature
2999 * of wpa_supplicant.
3002 wpa_printf(MSG_DEBUG, "nl80211: Use last_mgmt_freq=%d",
3003 drv->last_mgmt_freq);
3004 freq = drv->last_mgmt_freq;
3006 return nl80211_send_frame_cmd(bss, freq, 0,
3007 data, data_len, NULL, 1, noack,
3011 if (drv->device_ap_sme && is_ap_interface(drv->nlmode)) {
3013 wpa_printf(MSG_DEBUG, "nl80211: Use bss->freq=%d",
3017 return nl80211_send_frame_cmd(bss, freq,
3018 (int) freq == bss->freq ? 0 :
3021 &drv->send_action_cookie,
3022 no_cck, noack, offchanok);
3025 if (WLAN_FC_GET_TYPE(fc) == WLAN_FC_TYPE_MGMT &&
3026 WLAN_FC_GET_STYPE(fc) == WLAN_FC_STYPE_AUTH) {
3028 * Only one of the authentication frame types is encrypted.
3029 * In order for static WEP encryption to work properly (i.e.,
3030 * to not encrypt the frame), we need to tell mac80211 about
3031 * the frames that must not be encrypted.
3033 u16 auth_alg = le_to_host16(mgmt->u.auth.auth_alg);
3034 u16 auth_trans = le_to_host16(mgmt->u.auth.auth_transaction);
3035 if (auth_alg != WLAN_AUTH_SHARED_KEY || auth_trans != 3)
3039 wpa_printf(MSG_DEBUG, "nl80211: send_mlme -> send_frame");
3040 return wpa_driver_nl80211_send_frame(bss, data, data_len, encrypt,
3041 noack, freq, no_cck, offchanok,
3046 static int nl80211_set_bss(struct i802_bss *bss, int cts, int preamble,
3047 int slot, int ht_opmode, int ap_isolate,
3050 struct wpa_driver_nl80211_data *drv = bss->drv;
3053 if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_SET_BSS)) ||
3055 nla_put_u8(msg, NL80211_ATTR_BSS_CTS_PROT, cts)) ||
3057 nla_put_u8(msg, NL80211_ATTR_BSS_SHORT_PREAMBLE, preamble)) ||
3059 nla_put_u8(msg, NL80211_ATTR_BSS_SHORT_SLOT_TIME, slot)) ||
3061 nla_put_u16(msg, NL80211_ATTR_BSS_HT_OPMODE, ht_opmode)) ||
3063 nla_put_u8(msg, NL80211_ATTR_AP_ISOLATE, ap_isolate)))
3067 u8 rates[NL80211_MAX_SUPP_RATES];
3071 for (i = 0; i < NL80211_MAX_SUPP_RATES && basic_rates[i] >= 0;
3073 rates[rates_len++] = basic_rates[i] / 5;
3075 if (nla_put(msg, NL80211_ATTR_BSS_BASIC_RATES, rates_len,
3080 return send_and_recv_msgs(drv, msg, NULL, NULL);
3087 static int wpa_driver_nl80211_set_acl(void *priv,
3088 struct hostapd_acl_params *params)
3090 struct i802_bss *bss = priv;
3091 struct wpa_driver_nl80211_data *drv = bss->drv;
3097 if (!(drv->capa.max_acl_mac_addrs))
3100 if (params->num_mac_acl > drv->capa.max_acl_mac_addrs)
3103 wpa_printf(MSG_DEBUG, "nl80211: Set %s ACL (num_mac_acl=%u)",
3104 params->acl_policy ? "Accept" : "Deny", params->num_mac_acl);
3106 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_SET_MAC_ACL)) ||
3107 nla_put_u32(msg, NL80211_ATTR_ACL_POLICY, params->acl_policy ?
3108 NL80211_ACL_POLICY_DENY_UNLESS_LISTED :
3109 NL80211_ACL_POLICY_ACCEPT_UNLESS_LISTED) ||
3110 (acl = nla_nest_start(msg, NL80211_ATTR_MAC_ADDRS)) == NULL) {
3115 for (i = 0; i < params->num_mac_acl; i++) {
3116 if (nla_put(msg, i + 1, ETH_ALEN, params->mac_acl[i].addr)) {
3122 nla_nest_end(msg, acl);
3124 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
3126 wpa_printf(MSG_DEBUG, "nl80211: Failed to set MAC ACL: %d (%s)",
3127 ret, strerror(-ret));
3134 static int wpa_driver_nl80211_set_ap(void *priv,
3135 struct wpa_driver_ap_params *params)
3137 struct i802_bss *bss = priv;
3138 struct wpa_driver_nl80211_data *drv = bss->drv;
3140 u8 cmd = NL80211_CMD_NEW_BEACON;
3145 u32 suites[10], suite;
3148 beacon_set = bss->beacon_set;
3150 wpa_printf(MSG_DEBUG, "nl80211: Set beacon (beacon_set=%d)",
3153 cmd = NL80211_CMD_SET_BEACON;
3155 wpa_hexdump(MSG_DEBUG, "nl80211: Beacon head",
3156 params->head, params->head_len);
3157 wpa_hexdump(MSG_DEBUG, "nl80211: Beacon tail",
3158 params->tail, params->tail_len);
3159 wpa_printf(MSG_DEBUG, "nl80211: ifindex=%d", bss->ifindex);
3160 wpa_printf(MSG_DEBUG, "nl80211: beacon_int=%d", params->beacon_int);
3161 wpa_printf(MSG_DEBUG, "nl80211: dtim_period=%d", params->dtim_period);
3162 wpa_hexdump_ascii(MSG_DEBUG, "nl80211: ssid",
3163 params->ssid, params->ssid_len);
3164 if (!(msg = nl80211_bss_msg(bss, 0, cmd)) ||
3165 nla_put(msg, NL80211_ATTR_BEACON_HEAD, params->head_len,
3167 nla_put(msg, NL80211_ATTR_BEACON_TAIL, params->tail_len,
3169 nla_put_u32(msg, NL80211_ATTR_BEACON_INTERVAL,
3170 params->beacon_int) ||
3171 nla_put_u32(msg, NL80211_ATTR_DTIM_PERIOD, params->dtim_period) ||
3172 nla_put(msg, NL80211_ATTR_SSID, params->ssid_len, params->ssid))
3174 if (params->proberesp && params->proberesp_len) {
3175 wpa_hexdump(MSG_DEBUG, "nl80211: proberesp (offload)",
3176 params->proberesp, params->proberesp_len);
3177 if (nla_put(msg, NL80211_ATTR_PROBE_RESP, params->proberesp_len,
3181 switch (params->hide_ssid) {
3182 case NO_SSID_HIDING:
3183 wpa_printf(MSG_DEBUG, "nl80211: hidden SSID not in use");
3184 if (nla_put_u32(msg, NL80211_ATTR_HIDDEN_SSID,
3185 NL80211_HIDDEN_SSID_NOT_IN_USE))
3188 case HIDDEN_SSID_ZERO_LEN:
3189 wpa_printf(MSG_DEBUG, "nl80211: hidden SSID zero len");
3190 if (nla_put_u32(msg, NL80211_ATTR_HIDDEN_SSID,
3191 NL80211_HIDDEN_SSID_ZERO_LEN))
3194 case HIDDEN_SSID_ZERO_CONTENTS:
3195 wpa_printf(MSG_DEBUG, "nl80211: hidden SSID zero contents");
3196 if (nla_put_u32(msg, NL80211_ATTR_HIDDEN_SSID,
3197 NL80211_HIDDEN_SSID_ZERO_CONTENTS))
3201 wpa_printf(MSG_DEBUG, "nl80211: privacy=%d", params->privacy);
3202 if (params->privacy &&
3203 nla_put_flag(msg, NL80211_ATTR_PRIVACY))
3205 wpa_printf(MSG_DEBUG, "nl80211: auth_algs=0x%x", params->auth_algs);
3206 if ((params->auth_algs & (WPA_AUTH_ALG_OPEN | WPA_AUTH_ALG_SHARED)) ==
3207 (WPA_AUTH_ALG_OPEN | WPA_AUTH_ALG_SHARED)) {
3208 /* Leave out the attribute */
3209 } else if (params->auth_algs & WPA_AUTH_ALG_SHARED) {
3210 if (nla_put_u32(msg, NL80211_ATTR_AUTH_TYPE,
3211 NL80211_AUTHTYPE_SHARED_KEY))
3214 if (nla_put_u32(msg, NL80211_ATTR_AUTH_TYPE,
3215 NL80211_AUTHTYPE_OPEN_SYSTEM))
3219 wpa_printf(MSG_DEBUG, "nl80211: wpa_version=0x%x", params->wpa_version);
3221 if (params->wpa_version & WPA_PROTO_WPA)
3222 ver |= NL80211_WPA_VERSION_1;
3223 if (params->wpa_version & WPA_PROTO_RSN)
3224 ver |= NL80211_WPA_VERSION_2;
3226 nla_put_u32(msg, NL80211_ATTR_WPA_VERSIONS, ver))
3229 wpa_printf(MSG_DEBUG, "nl80211: key_mgmt_suites=0x%x",
3230 params->key_mgmt_suites);
3232 if (params->key_mgmt_suites & WPA_KEY_MGMT_IEEE8021X)
3233 suites[num_suites++] = WLAN_AKM_SUITE_8021X;
3234 if (params->key_mgmt_suites & WPA_KEY_MGMT_PSK)
3235 suites[num_suites++] = WLAN_AKM_SUITE_PSK;
3237 nla_put(msg, NL80211_ATTR_AKM_SUITES, num_suites * sizeof(u32),
3241 if (params->key_mgmt_suites & WPA_KEY_MGMT_IEEE8021X &&
3242 params->pairwise_ciphers & (WPA_CIPHER_WEP104 | WPA_CIPHER_WEP40) &&
3243 nla_put_flag(msg, NL80211_ATTR_CONTROL_PORT_NO_ENCRYPT))
3246 wpa_printf(MSG_DEBUG, "nl80211: pairwise_ciphers=0x%x",
3247 params->pairwise_ciphers);
3248 num_suites = wpa_cipher_to_cipher_suites(params->pairwise_ciphers,
3249 suites, ARRAY_SIZE(suites));
3251 nla_put(msg, NL80211_ATTR_CIPHER_SUITES_PAIRWISE,
3252 num_suites * sizeof(u32), suites))
3255 wpa_printf(MSG_DEBUG, "nl80211: group_cipher=0x%x",
3256 params->group_cipher);
3257 suite = wpa_cipher_to_cipher_suite(params->group_cipher);
3259 nla_put_u32(msg, NL80211_ATTR_CIPHER_SUITE_GROUP, suite))
3262 switch (params->smps_mode) {
3263 case HT_CAP_INFO_SMPS_DYNAMIC:
3264 wpa_printf(MSG_DEBUG, "nl80211: SMPS mode - dynamic");
3265 smps_mode = NL80211_SMPS_DYNAMIC;
3267 case HT_CAP_INFO_SMPS_STATIC:
3268 wpa_printf(MSG_DEBUG, "nl80211: SMPS mode - static");
3269 smps_mode = NL80211_SMPS_STATIC;
3272 /* invalid - fallback to smps off */
3273 case HT_CAP_INFO_SMPS_DISABLED:
3274 wpa_printf(MSG_DEBUG, "nl80211: SMPS mode - off");
3275 smps_mode = NL80211_SMPS_OFF;
3278 if (nla_put_u32(msg, NL80211_ATTR_SMPS_MODE, smps_mode))
3281 if (params->beacon_ies) {
3282 wpa_hexdump_buf(MSG_DEBUG, "nl80211: beacon_ies",
3283 params->beacon_ies);
3284 if (nla_put(msg, NL80211_ATTR_IE,
3285 wpabuf_len(params->beacon_ies),
3286 wpabuf_head(params->beacon_ies)))
3289 if (params->proberesp_ies) {
3290 wpa_hexdump_buf(MSG_DEBUG, "nl80211: proberesp_ies",
3291 params->proberesp_ies);
3292 if (nla_put(msg, NL80211_ATTR_IE_PROBE_RESP,
3293 wpabuf_len(params->proberesp_ies),
3294 wpabuf_head(params->proberesp_ies)))
3297 if (params->assocresp_ies) {
3298 wpa_hexdump_buf(MSG_DEBUG, "nl80211: assocresp_ies",
3299 params->assocresp_ies);
3300 if (nla_put(msg, NL80211_ATTR_IE_ASSOC_RESP,
3301 wpabuf_len(params->assocresp_ies),
3302 wpabuf_head(params->assocresp_ies)))
3306 if (drv->capa.flags & WPA_DRIVER_FLAGS_INACTIVITY_TIMER) {
3307 wpa_printf(MSG_DEBUG, "nl80211: ap_max_inactivity=%d",
3308 params->ap_max_inactivity);
3309 if (nla_put_u16(msg, NL80211_ATTR_INACTIVITY_TIMEOUT,
3310 params->ap_max_inactivity))
3314 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
3316 wpa_printf(MSG_DEBUG, "nl80211: Beacon set failed: %d (%s)",
3317 ret, strerror(-ret));
3319 bss->beacon_set = 1;
3320 nl80211_set_bss(bss, params->cts_protect, params->preamble,
3321 params->short_slot_time, params->ht_opmode,
3322 params->isolate, params->basic_rates);
3323 if (beacon_set && params->freq &&
3324 params->freq->bandwidth != bss->bandwidth) {
3325 wpa_printf(MSG_DEBUG,
3326 "nl80211: Update BSS %s bandwidth: %d -> %d",
3327 bss->ifname, bss->bandwidth,
3328 params->freq->bandwidth);
3329 ret = nl80211_set_channel(bss, params->freq, 1);
3331 wpa_printf(MSG_DEBUG,
3332 "nl80211: Frequency set failed: %d (%s)",
3333 ret, strerror(-ret));
3335 wpa_printf(MSG_DEBUG,
3336 "nl80211: Frequency set succeeded for ht2040 coex");
3337 bss->bandwidth = params->freq->bandwidth;
3339 } else if (!beacon_set) {
3341 * cfg80211 updates the driver on frequence change in AP
3342 * mode only at the point when beaconing is started, so
3343 * set the initial value here.
3345 bss->bandwidth = params->freq->bandwidth;
3355 static int nl80211_put_freq_params(struct nl_msg *msg,
3356 struct hostapd_freq_params *freq)
3358 if (nla_put_u32(msg, NL80211_ATTR_WIPHY_FREQ, freq->freq))
3361 if (freq->vht_enabled) {
3362 enum nl80211_chan_width cw;
3364 switch (freq->bandwidth) {
3366 cw = NL80211_CHAN_WIDTH_20;
3369 cw = NL80211_CHAN_WIDTH_40;
3372 if (freq->center_freq2)
3373 cw = NL80211_CHAN_WIDTH_80P80;
3375 cw = NL80211_CHAN_WIDTH_80;
3378 cw = NL80211_CHAN_WIDTH_160;
3384 if (nla_put_u32(msg, NL80211_ATTR_CHANNEL_WIDTH, cw) ||
3385 nla_put_u32(msg, NL80211_ATTR_CENTER_FREQ1,
3386 freq->center_freq1) ||
3387 (freq->center_freq2 &&
3388 nla_put_u32(msg, NL80211_ATTR_CENTER_FREQ2,
3389 freq->center_freq2)))
3391 } else if (freq->ht_enabled) {
3392 enum nl80211_channel_type ct;
3394 switch (freq->sec_channel_offset) {
3396 ct = NL80211_CHAN_HT40MINUS;
3399 ct = NL80211_CHAN_HT40PLUS;
3402 ct = NL80211_CHAN_HT20;
3406 if (nla_put_u32(msg, NL80211_ATTR_WIPHY_CHANNEL_TYPE, ct))
3413 static int nl80211_set_channel(struct i802_bss *bss,
3414 struct hostapd_freq_params *freq, int set_chan)
3416 struct wpa_driver_nl80211_data *drv = bss->drv;
3420 wpa_printf(MSG_DEBUG,
3421 "nl80211: Set freq %d (ht_enabled=%d, vht_enabled=%d, bandwidth=%d MHz, cf1=%d MHz, cf2=%d MHz)",
3422 freq->freq, freq->ht_enabled, freq->vht_enabled,
3423 freq->bandwidth, freq->center_freq1, freq->center_freq2);
3425 msg = nl80211_drv_msg(drv, 0, set_chan ? NL80211_CMD_SET_CHANNEL :
3426 NL80211_CMD_SET_WIPHY);
3427 if (!msg || nl80211_put_freq_params(msg, freq) < 0) {
3432 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
3434 bss->freq = freq->freq;
3437 wpa_printf(MSG_DEBUG, "nl80211: Failed to set channel (freq=%d): "
3438 "%d (%s)", freq->freq, ret, strerror(-ret));
3443 static u32 sta_flags_nl80211(int flags)
3447 if (flags & WPA_STA_AUTHORIZED)
3448 f |= BIT(NL80211_STA_FLAG_AUTHORIZED);
3449 if (flags & WPA_STA_WMM)
3450 f |= BIT(NL80211_STA_FLAG_WME);
3451 if (flags & WPA_STA_SHORT_PREAMBLE)
3452 f |= BIT(NL80211_STA_FLAG_SHORT_PREAMBLE);
3453 if (flags & WPA_STA_MFP)
3454 f |= BIT(NL80211_STA_FLAG_MFP);
3455 if (flags & WPA_STA_TDLS_PEER)
3456 f |= BIT(NL80211_STA_FLAG_TDLS_PEER);
3457 if (flags & WPA_STA_AUTHENTICATED)
3458 f |= BIT(NL80211_STA_FLAG_AUTHENTICATED);
3465 static u32 sta_plink_state_nl80211(enum mesh_plink_state state)
3469 return NL80211_PLINK_LISTEN;
3470 case PLINK_OPEN_SENT:
3471 return NL80211_PLINK_OPN_SNT;
3472 case PLINK_OPEN_RCVD:
3473 return NL80211_PLINK_OPN_RCVD;
3474 case PLINK_CNF_RCVD:
3475 return NL80211_PLINK_CNF_RCVD;
3477 return NL80211_PLINK_ESTAB;
3479 return NL80211_PLINK_HOLDING;
3481 return NL80211_PLINK_BLOCKED;
3483 wpa_printf(MSG_ERROR, "nl80211: Invalid mesh plink state %d",
3488 #endif /* CONFIG_MESH */
3491 static int wpa_driver_nl80211_sta_add(void *priv,
3492 struct hostapd_sta_add_params *params)
3494 struct i802_bss *bss = priv;
3495 struct wpa_driver_nl80211_data *drv = bss->drv;
3497 struct nl80211_sta_flag_update upd;
3500 if ((params->flags & WPA_STA_TDLS_PEER) &&
3501 !(drv->capa.flags & WPA_DRIVER_FLAGS_TDLS_SUPPORT))
3504 wpa_printf(MSG_DEBUG, "nl80211: %s STA " MACSTR,
3505 params->set ? "Set" : "Add", MAC2STR(params->addr));
3506 msg = nl80211_bss_msg(bss, 0, params->set ? NL80211_CMD_SET_STATION :
3507 NL80211_CMD_NEW_STATION);
3508 if (!msg || nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, params->addr))
3511 if (!params->set || (params->flags & WPA_STA_TDLS_PEER)) {
3512 wpa_hexdump(MSG_DEBUG, " * supported rates",
3513 params->supp_rates, params->supp_rates_len);
3514 wpa_printf(MSG_DEBUG, " * capability=0x%x",
3515 params->capability);
3516 if (nla_put(msg, NL80211_ATTR_STA_SUPPORTED_RATES,
3517 params->supp_rates_len, params->supp_rates) ||
3518 nla_put_u16(msg, NL80211_ATTR_STA_CAPABILITY,
3519 params->capability))
3522 if (params->ht_capabilities) {
3523 wpa_hexdump(MSG_DEBUG, " * ht_capabilities",
3524 (u8 *) params->ht_capabilities,
3525 sizeof(*params->ht_capabilities));
3526 if (nla_put(msg, NL80211_ATTR_HT_CAPABILITY,
3527 sizeof(*params->ht_capabilities),
3528 params->ht_capabilities))
3532 if (params->vht_capabilities) {
3533 wpa_hexdump(MSG_DEBUG, " * vht_capabilities",
3534 (u8 *) params->vht_capabilities,
3535 sizeof(*params->vht_capabilities));
3536 if (nla_put(msg, NL80211_ATTR_VHT_CAPABILITY,
3537 sizeof(*params->vht_capabilities),
3538 params->vht_capabilities))
3542 if (params->ext_capab) {
3543 wpa_hexdump(MSG_DEBUG, " * ext_capab",
3544 params->ext_capab, params->ext_capab_len);
3545 if (nla_put(msg, NL80211_ATTR_STA_EXT_CAPABILITY,
3546 params->ext_capab_len, params->ext_capab))
3552 wpa_printf(MSG_DEBUG, " * aid=%u", params->aid);
3553 if (nla_put_u16(msg, NL80211_ATTR_STA_AID, params->aid))
3557 * cfg80211 validates that AID is non-zero, so we have
3558 * to make this a non-zero value for the TDLS case where
3559 * a dummy STA entry is used for now.
3561 wpa_printf(MSG_DEBUG, " * aid=1 (TDLS workaround)");
3562 if (nla_put_u16(msg, NL80211_ATTR_STA_AID, 1))
3565 wpa_printf(MSG_DEBUG, " * listen_interval=%u",
3566 params->listen_interval);
3567 if (nla_put_u16(msg, NL80211_ATTR_STA_LISTEN_INTERVAL,
3568 params->listen_interval))
3570 } else if (params->aid && (params->flags & WPA_STA_TDLS_PEER)) {
3571 wpa_printf(MSG_DEBUG, " * peer_aid=%u", params->aid);
3572 if (nla_put_u16(msg, NL80211_ATTR_PEER_AID, params->aid))
3576 if (params->vht_opmode_enabled) {
3577 wpa_printf(MSG_DEBUG, " * opmode=%u", params->vht_opmode);
3578 if (nla_put_u8(msg, NL80211_ATTR_OPMODE_NOTIF,
3579 params->vht_opmode))
3583 if (params->supp_channels) {
3584 wpa_hexdump(MSG_DEBUG, " * supported channels",
3585 params->supp_channels, params->supp_channels_len);
3586 if (nla_put(msg, NL80211_ATTR_STA_SUPPORTED_CHANNELS,
3587 params->supp_channels_len, params->supp_channels))
3591 if (params->supp_oper_classes) {
3592 wpa_hexdump(MSG_DEBUG, " * supported operating classes",
3593 params->supp_oper_classes,
3594 params->supp_oper_classes_len);
3595 if (nla_put(msg, NL80211_ATTR_STA_SUPPORTED_OPER_CLASSES,
3596 params->supp_oper_classes_len,
3597 params->supp_oper_classes))
3601 os_memset(&upd, 0, sizeof(upd));
3602 upd.set = sta_flags_nl80211(params->flags);
3603 upd.mask = upd.set | sta_flags_nl80211(params->flags_mask);
3604 wpa_printf(MSG_DEBUG, " * flags set=0x%x mask=0x%x",
3606 if (nla_put(msg, NL80211_ATTR_STA_FLAGS2, sizeof(upd), &upd))
3610 if (params->plink_state &&
3611 nla_put_u8(msg, NL80211_ATTR_STA_PLINK_STATE,
3612 sta_plink_state_nl80211(params->plink_state)))
3614 #endif /* CONFIG_MESH */
3616 if (params->flags & WPA_STA_WMM) {
3617 struct nlattr *wme = nla_nest_start(msg, NL80211_ATTR_STA_WME);
3619 wpa_printf(MSG_DEBUG, " * qosinfo=0x%x", params->qosinfo);
3621 nla_put_u8(msg, NL80211_STA_WME_UAPSD_QUEUES,
3622 params->qosinfo & WMM_QOSINFO_STA_AC_MASK) ||
3623 nla_put_u8(msg, NL80211_STA_WME_MAX_SP,
3624 (params->qosinfo >> WMM_QOSINFO_STA_SP_SHIFT) &
3625 WMM_QOSINFO_STA_SP_MASK))
3627 nla_nest_end(msg, wme);
3630 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
3633 wpa_printf(MSG_DEBUG, "nl80211: NL80211_CMD_%s_STATION "
3634 "result: %d (%s)", params->set ? "SET" : "NEW", ret,
3644 static void rtnl_neigh_delete_fdb_entry(struct i802_bss *bss, const u8 *addr)
3646 #ifdef CONFIG_LIBNL3_ROUTE
3647 struct wpa_driver_nl80211_data *drv = bss->drv;
3648 struct rtnl_neigh *rn;
3649 struct nl_addr *nl_addr;
3652 rn = rtnl_neigh_alloc();
3656 rtnl_neigh_set_family(rn, AF_BRIDGE);
3657 rtnl_neigh_set_ifindex(rn, bss->ifindex);
3658 nl_addr = nl_addr_build(AF_BRIDGE, (void *) addr, ETH_ALEN);
3663 rtnl_neigh_set_lladdr(rn, nl_addr);
3665 err = rtnl_neigh_delete(drv->rtnl_sk, rn, 0);
3667 wpa_printf(MSG_DEBUG, "nl80211: bridge FDB entry delete for "
3668 MACSTR " ifindex=%d failed: %s", MAC2STR(addr),
3669 bss->ifindex, nl_geterror(err));
3671 wpa_printf(MSG_DEBUG, "nl80211: deleted bridge FDB entry for "
3672 MACSTR, MAC2STR(addr));
3675 nl_addr_put(nl_addr);
3677 #endif /* CONFIG_LIBNL3_ROUTE */
3681 static int wpa_driver_nl80211_sta_remove(struct i802_bss *bss, const u8 *addr,
3682 int deauth, u16 reason_code)
3684 struct wpa_driver_nl80211_data *drv = bss->drv;
3688 if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_DEL_STATION)) ||
3689 nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr) ||
3691 nla_put_u8(msg, NL80211_ATTR_MGMT_SUBTYPE,
3692 WLAN_FC_STYPE_DISASSOC)) ||
3694 nla_put_u8(msg, NL80211_ATTR_MGMT_SUBTYPE,
3695 WLAN_FC_STYPE_DEAUTH)) ||
3697 nla_put_u16(msg, NL80211_ATTR_REASON_CODE, reason_code))) {
3702 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
3703 wpa_printf(MSG_DEBUG, "nl80211: sta_remove -> DEL_STATION %s " MACSTR
3705 bss->ifname, MAC2STR(addr), ret, strerror(-ret));
3708 rtnl_neigh_delete_fdb_entry(bss, addr);
3716 void nl80211_remove_iface(struct wpa_driver_nl80211_data *drv, int ifidx)
3719 struct wpa_driver_nl80211_data *drv2;
3721 wpa_printf(MSG_DEBUG, "nl80211: Remove interface ifindex=%d", ifidx);
3723 /* stop listening for EAPOL on this interface */
3724 dl_list_for_each(drv2, &drv->global->interfaces,
3725 struct wpa_driver_nl80211_data, list)
3726 del_ifidx(drv2, ifidx);
3728 msg = nl80211_ifindex_msg(drv, ifidx, 0, NL80211_CMD_DEL_INTERFACE);
3729 if (send_and_recv_msgs(drv, msg, NULL, NULL) == 0)
3731 wpa_printf(MSG_ERROR, "Failed to remove interface (ifidx=%d)", ifidx);
3735 static const char * nl80211_iftype_str(enum nl80211_iftype mode)
3738 case NL80211_IFTYPE_ADHOC:
3740 case NL80211_IFTYPE_STATION:
3742 case NL80211_IFTYPE_AP:
3744 case NL80211_IFTYPE_AP_VLAN:
3746 case NL80211_IFTYPE_WDS:
3748 case NL80211_IFTYPE_MONITOR:
3750 case NL80211_IFTYPE_MESH_POINT:
3751 return "MESH_POINT";
3752 case NL80211_IFTYPE_P2P_CLIENT:
3753 return "P2P_CLIENT";
3754 case NL80211_IFTYPE_P2P_GO:
3756 case NL80211_IFTYPE_P2P_DEVICE:
3757 return "P2P_DEVICE";
3764 static int nl80211_create_iface_once(struct wpa_driver_nl80211_data *drv,
3766 enum nl80211_iftype iftype,
3767 const u8 *addr, int wds,
3768 int (*handler)(struct nl_msg *, void *),
3775 wpa_printf(MSG_DEBUG, "nl80211: Create interface iftype %d (%s)",
3776 iftype, nl80211_iftype_str(iftype));
3778 msg = nl80211_cmd_msg(drv->first_bss, 0, NL80211_CMD_NEW_INTERFACE);
3780 nla_put_string(msg, NL80211_ATTR_IFNAME, ifname) ||
3781 nla_put_u32(msg, NL80211_ATTR_IFTYPE, iftype))
3784 if (iftype == NL80211_IFTYPE_MONITOR) {
3785 struct nlattr *flags;
3787 flags = nla_nest_start(msg, NL80211_ATTR_MNTR_FLAGS);
3789 nla_put_flag(msg, NL80211_MNTR_FLAG_COOK_FRAMES))
3792 nla_nest_end(msg, flags);
3794 if (nla_put_u8(msg, NL80211_ATTR_4ADDR, wds))
3799 * Tell cfg80211 that the interface belongs to the socket that created
3800 * it, and the interface should be deleted when the socket is closed.
3802 if (nla_put_flag(msg, NL80211_ATTR_IFACE_SOCKET_OWNER))
3805 ret = send_and_recv_msgs(drv, msg, handler, arg);
3810 wpa_printf(MSG_ERROR, "Failed to create interface %s: %d (%s)",
3811 ifname, ret, strerror(-ret));
3815 if (iftype == NL80211_IFTYPE_P2P_DEVICE)
3818 ifidx = if_nametoindex(ifname);
3819 wpa_printf(MSG_DEBUG, "nl80211: New interface %s created: ifindex=%d",
3826 * Some virtual interfaces need to process EAPOL packets and events on
3827 * the parent interface. This is used mainly with hostapd.
3830 iftype == NL80211_IFTYPE_AP_VLAN ||
3831 iftype == NL80211_IFTYPE_WDS ||
3832 iftype == NL80211_IFTYPE_MONITOR) {
3833 /* start listening for EAPOL on this interface */
3834 add_ifidx(drv, ifidx);
3837 if (addr && iftype != NL80211_IFTYPE_MONITOR &&
3838 linux_set_ifhwaddr(drv->global->ioctl_sock, ifname, addr)) {
3839 nl80211_remove_iface(drv, ifidx);
3847 int nl80211_create_iface(struct wpa_driver_nl80211_data *drv,
3848 const char *ifname, enum nl80211_iftype iftype,
3849 const u8 *addr, int wds,
3850 int (*handler)(struct nl_msg *, void *),
3851 void *arg, int use_existing)
3855 ret = nl80211_create_iface_once(drv, ifname, iftype, addr, wds, handler,
3858 /* if error occurred and interface exists already */
3859 if (ret == -ENFILE && if_nametoindex(ifname)) {
3861 wpa_printf(MSG_DEBUG, "nl80211: Continue using existing interface %s",
3863 if (addr && iftype != NL80211_IFTYPE_MONITOR &&
3864 linux_set_ifhwaddr(drv->global->ioctl_sock, ifname,
3866 (linux_set_iface_flags(drv->global->ioctl_sock,
3868 linux_set_ifhwaddr(drv->global->ioctl_sock, ifname,
3870 linux_set_iface_flags(drv->global->ioctl_sock,
3875 wpa_printf(MSG_INFO, "Try to remove and re-create %s", ifname);
3877 /* Try to remove the interface that was already there. */
3878 nl80211_remove_iface(drv, if_nametoindex(ifname));
3880 /* Try to create the interface again */
3881 ret = nl80211_create_iface_once(drv, ifname, iftype, addr,
3885 if (ret >= 0 && is_p2p_net_interface(iftype))
3886 nl80211_disable_11b_rates(drv, ret, 1);
3892 static int nl80211_setup_ap(struct i802_bss *bss)
3894 struct wpa_driver_nl80211_data *drv = bss->drv;
3896 wpa_printf(MSG_DEBUG, "nl80211: Setup AP(%s) - device_ap_sme=%d use_monitor=%d",
3897 bss->ifname, drv->device_ap_sme, drv->use_monitor);
3900 * Disable Probe Request reporting unless we need it in this way for
3901 * devices that include the AP SME, in the other case (unless using
3902 * monitor iface) we'll get it through the nl_mgmt socket instead.
3904 if (!drv->device_ap_sme)
3905 wpa_driver_nl80211_probe_req_report(bss, 0);
3907 if (!drv->device_ap_sme && !drv->use_monitor)
3908 if (nl80211_mgmt_subscribe_ap(bss))
3911 if (drv->device_ap_sme && !drv->use_monitor)
3912 if (nl80211_mgmt_subscribe_ap_dev_sme(bss))
3915 if (!drv->device_ap_sme && drv->use_monitor &&
3916 nl80211_create_monitor_interface(drv) &&
3917 !drv->device_ap_sme)
3920 if (drv->device_ap_sme &&
3921 wpa_driver_nl80211_probe_req_report(bss, 1) < 0) {
3922 wpa_printf(MSG_DEBUG, "nl80211: Failed to enable "
3923 "Probe Request frame reporting in AP mode");
3924 /* Try to survive without this */
3931 static void nl80211_teardown_ap(struct i802_bss *bss)
3933 struct wpa_driver_nl80211_data *drv = bss->drv;
3935 wpa_printf(MSG_DEBUG, "nl80211: Teardown AP(%s) - device_ap_sme=%d use_monitor=%d",
3936 bss->ifname, drv->device_ap_sme, drv->use_monitor);
3937 if (drv->device_ap_sme) {
3938 wpa_driver_nl80211_probe_req_report(bss, 0);
3939 if (!drv->use_monitor)
3940 nl80211_mgmt_unsubscribe(bss, "AP teardown (dev SME)");
3941 } else if (drv->use_monitor)
3942 nl80211_remove_monitor_interface(drv);
3944 nl80211_mgmt_unsubscribe(bss, "AP teardown");
3946 bss->beacon_set = 0;
3950 static int nl80211_send_eapol_data(struct i802_bss *bss,
3951 const u8 *addr, const u8 *data,
3954 struct sockaddr_ll ll;
3957 if (bss->drv->eapol_tx_sock < 0) {
3958 wpa_printf(MSG_DEBUG, "nl80211: No socket to send EAPOL");
3962 os_memset(&ll, 0, sizeof(ll));
3963 ll.sll_family = AF_PACKET;
3964 ll.sll_ifindex = bss->ifindex;
3965 ll.sll_protocol = htons(ETH_P_PAE);
3966 ll.sll_halen = ETH_ALEN;
3967 os_memcpy(ll.sll_addr, addr, ETH_ALEN);
3968 ret = sendto(bss->drv->eapol_tx_sock, data, data_len, 0,
3969 (struct sockaddr *) &ll, sizeof(ll));
3971 wpa_printf(MSG_ERROR, "nl80211: EAPOL TX: %s",
3978 static const u8 rfc1042_header[6] = { 0xaa, 0xaa, 0x03, 0x00, 0x00, 0x00 };
3980 static int wpa_driver_nl80211_hapd_send_eapol(
3981 void *priv, const u8 *addr, const u8 *data,
3982 size_t data_len, int encrypt, const u8 *own_addr, u32 flags)
3984 struct i802_bss *bss = priv;
3985 struct wpa_driver_nl80211_data *drv = bss->drv;
3986 struct ieee80211_hdr *hdr;
3990 int qos = flags & WPA_STA_WMM;
3992 if (drv->device_ap_sme || !drv->use_monitor)
3993 return nl80211_send_eapol_data(bss, addr, data, data_len);
3995 len = sizeof(*hdr) + (qos ? 2 : 0) + sizeof(rfc1042_header) + 2 +
3997 hdr = os_zalloc(len);
3999 wpa_printf(MSG_INFO, "nl80211: Failed to allocate EAPOL buffer(len=%lu)",
4000 (unsigned long) len);
4004 hdr->frame_control =
4005 IEEE80211_FC(WLAN_FC_TYPE_DATA, WLAN_FC_STYPE_DATA);
4006 hdr->frame_control |= host_to_le16(WLAN_FC_FROMDS);
4008 hdr->frame_control |= host_to_le16(WLAN_FC_ISWEP);
4010 hdr->frame_control |=
4011 host_to_le16(WLAN_FC_STYPE_QOS_DATA << 4);
4014 memcpy(hdr->IEEE80211_DA_FROMDS, addr, ETH_ALEN);
4015 memcpy(hdr->IEEE80211_BSSID_FROMDS, own_addr, ETH_ALEN);
4016 memcpy(hdr->IEEE80211_SA_FROMDS, own_addr, ETH_ALEN);
4017 pos = (u8 *) (hdr + 1);
4020 /* Set highest priority in QoS header */
4026 memcpy(pos, rfc1042_header, sizeof(rfc1042_header));
4027 pos += sizeof(rfc1042_header);
4028 WPA_PUT_BE16(pos, ETH_P_PAE);
4030 memcpy(pos, data, data_len);
4032 res = wpa_driver_nl80211_send_frame(bss, (u8 *) hdr, len, encrypt, 0,
4035 wpa_printf(MSG_ERROR, "i802_send_eapol - packet len: %lu - "
4037 (unsigned long) len, errno, strerror(errno));
4045 static int wpa_driver_nl80211_sta_set_flags(void *priv, const u8 *addr,
4047 int flags_or, int flags_and)
4049 struct i802_bss *bss = priv;
4051 struct nlattr *flags;
4052 struct nl80211_sta_flag_update upd;
4054 wpa_printf(MSG_DEBUG, "nl80211: Set STA flags - ifname=%s addr=" MACSTR
4055 " total_flags=0x%x flags_or=0x%x flags_and=0x%x authorized=%d",
4056 bss->ifname, MAC2STR(addr), total_flags, flags_or, flags_and,
4057 !!(total_flags & WPA_STA_AUTHORIZED));
4059 if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_SET_STATION)) ||
4060 nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr))
4064 * Backwards compatibility version using NL80211_ATTR_STA_FLAGS. This
4065 * can be removed eventually.
4067 flags = nla_nest_start(msg, NL80211_ATTR_STA_FLAGS);
4069 ((total_flags & WPA_STA_AUTHORIZED) &&
4070 nla_put_flag(msg, NL80211_STA_FLAG_AUTHORIZED)) ||
4071 ((total_flags & WPA_STA_WMM) &&
4072 nla_put_flag(msg, NL80211_STA_FLAG_WME)) ||
4073 ((total_flags & WPA_STA_SHORT_PREAMBLE) &&
4074 nla_put_flag(msg, NL80211_STA_FLAG_SHORT_PREAMBLE)) ||
4075 ((total_flags & WPA_STA_MFP) &&
4076 nla_put_flag(msg, NL80211_STA_FLAG_MFP)) ||
4077 ((total_flags & WPA_STA_TDLS_PEER) &&
4078 nla_put_flag(msg, NL80211_STA_FLAG_TDLS_PEER)))
4081 nla_nest_end(msg, flags);
4083 os_memset(&upd, 0, sizeof(upd));
4084 upd.mask = sta_flags_nl80211(flags_or | ~flags_and);
4085 upd.set = sta_flags_nl80211(flags_or);
4086 if (nla_put(msg, NL80211_ATTR_STA_FLAGS2, sizeof(upd), &upd))
4089 return send_and_recv_msgs(bss->drv, msg, NULL, NULL);
4096 static int wpa_driver_nl80211_ap(struct wpa_driver_nl80211_data *drv,
4097 struct wpa_driver_associate_params *params)
4099 enum nl80211_iftype nlmode, old_mode;
4102 wpa_printf(MSG_DEBUG, "nl80211: Setup AP operations for P2P "
4104 nlmode = NL80211_IFTYPE_P2P_GO;
4106 nlmode = NL80211_IFTYPE_AP;
4108 old_mode = drv->nlmode;
4109 if (wpa_driver_nl80211_set_mode(drv->first_bss, nlmode)) {
4110 nl80211_remove_monitor_interface(drv);
4114 if (nl80211_set_channel(drv->first_bss, ¶ms->freq, 0)) {
4115 if (old_mode != nlmode)
4116 wpa_driver_nl80211_set_mode(drv->first_bss, old_mode);
4117 nl80211_remove_monitor_interface(drv);
4125 static int nl80211_leave_ibss(struct wpa_driver_nl80211_data *drv)
4130 msg = nl80211_drv_msg(drv, 0, NL80211_CMD_LEAVE_IBSS);
4131 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
4133 wpa_printf(MSG_DEBUG, "nl80211: Leave IBSS failed: ret=%d "
4134 "(%s)", ret, strerror(-ret));
4136 wpa_printf(MSG_DEBUG,
4137 "nl80211: Leave IBSS request sent successfully");
4140 if (wpa_driver_nl80211_set_mode(drv->first_bss,
4141 NL80211_IFTYPE_STATION)) {
4142 wpa_printf(MSG_INFO, "nl80211: Failed to set interface into "
4150 static int wpa_driver_nl80211_ibss(struct wpa_driver_nl80211_data *drv,
4151 struct wpa_driver_associate_params *params)
4157 wpa_printf(MSG_DEBUG, "nl80211: Join IBSS (ifindex=%d)", drv->ifindex);
4159 if (wpa_driver_nl80211_set_mode_ibss(drv->first_bss, ¶ms->freq)) {
4160 wpa_printf(MSG_INFO, "nl80211: Failed to set interface into "
4166 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_JOIN_IBSS)) ||
4167 params->ssid == NULL || params->ssid_len > sizeof(drv->ssid))
4170 wpa_hexdump_ascii(MSG_DEBUG, " * SSID",
4171 params->ssid, params->ssid_len);
4172 if (nla_put(msg, NL80211_ATTR_SSID, params->ssid_len, params->ssid))
4174 os_memcpy(drv->ssid, params->ssid, params->ssid_len);
4175 drv->ssid_len = params->ssid_len;
4177 wpa_printf(MSG_DEBUG, " * freq=%d", params->freq.freq);
4178 wpa_printf(MSG_DEBUG, " * ht_enabled=%d", params->freq.ht_enabled);
4179 wpa_printf(MSG_DEBUG, " * sec_channel_offset=%d",
4180 params->freq.sec_channel_offset);
4181 wpa_printf(MSG_DEBUG, " * vht_enabled=%d", params->freq.vht_enabled);
4182 wpa_printf(MSG_DEBUG, " * center_freq1=%d", params->freq.center_freq1);
4183 wpa_printf(MSG_DEBUG, " * center_freq2=%d", params->freq.center_freq2);
4184 wpa_printf(MSG_DEBUG, " * bandwidth=%d", params->freq.bandwidth);
4185 if (nl80211_put_freq_params(msg, ¶ms->freq) < 0)
4188 if (params->beacon_int > 0) {
4189 wpa_printf(MSG_DEBUG, " * beacon_int=%d", params->beacon_int);
4190 if (nla_put_u32(msg, NL80211_ATTR_BEACON_INTERVAL,
4191 params->beacon_int))
4195 ret = nl80211_set_conn_keys(params, msg);
4199 if (params->bssid && params->fixed_bssid) {
4200 wpa_printf(MSG_DEBUG, " * BSSID=" MACSTR,
4201 MAC2STR(params->bssid));
4202 if (nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, params->bssid))
4206 if (params->key_mgmt_suite == WPA_KEY_MGMT_IEEE8021X ||
4207 params->key_mgmt_suite == WPA_KEY_MGMT_PSK ||
4208 params->key_mgmt_suite == WPA_KEY_MGMT_IEEE8021X_SHA256 ||
4209 params->key_mgmt_suite == WPA_KEY_MGMT_PSK_SHA256) {
4210 wpa_printf(MSG_DEBUG, " * control port");
4211 if (nla_put_flag(msg, NL80211_ATTR_CONTROL_PORT))
4215 if (params->wpa_ie) {
4216 wpa_hexdump(MSG_DEBUG,
4217 " * Extra IEs for Beacon/Probe Response frames",
4218 params->wpa_ie, params->wpa_ie_len);
4219 if (nla_put(msg, NL80211_ATTR_IE, params->wpa_ie_len,
4224 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
4227 wpa_printf(MSG_DEBUG, "nl80211: Join IBSS failed: ret=%d (%s)",
4228 ret, strerror(-ret));
4230 if (ret == -EALREADY && count == 1) {
4231 wpa_printf(MSG_DEBUG, "nl80211: Retry IBSS join after "
4233 nl80211_leave_ibss(drv);
4238 wpa_printf(MSG_DEBUG,
4239 "nl80211: Join IBSS request sent successfully");
4248 static int nl80211_connect_common(struct wpa_driver_nl80211_data *drv,
4249 struct wpa_driver_associate_params *params,
4252 if (params->bssid) {
4253 wpa_printf(MSG_DEBUG, " * bssid=" MACSTR,
4254 MAC2STR(params->bssid));
4255 if (nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, params->bssid))
4259 if (params->bssid_hint) {
4260 wpa_printf(MSG_DEBUG, " * bssid_hint=" MACSTR,
4261 MAC2STR(params->bssid_hint));
4262 if (nla_put(msg, NL80211_ATTR_MAC_HINT, ETH_ALEN,
4263 params->bssid_hint))
4267 if (params->freq.freq) {
4268 wpa_printf(MSG_DEBUG, " * freq=%d", params->freq.freq);
4269 if (nla_put_u32(msg, NL80211_ATTR_WIPHY_FREQ,
4272 drv->assoc_freq = params->freq.freq;
4274 drv->assoc_freq = 0;
4276 if (params->freq_hint) {
4277 wpa_printf(MSG_DEBUG, " * freq_hint=%d", params->freq_hint);
4278 if (nla_put_u32(msg, NL80211_ATTR_WIPHY_FREQ_HINT,
4283 if (params->bg_scan_period >= 0) {
4284 wpa_printf(MSG_DEBUG, " * bg scan period=%d",
4285 params->bg_scan_period);
4286 if (nla_put_u16(msg, NL80211_ATTR_BG_SCAN_PERIOD,
4287 params->bg_scan_period))
4292 wpa_hexdump_ascii(MSG_DEBUG, " * SSID",
4293 params->ssid, params->ssid_len);
4294 if (nla_put(msg, NL80211_ATTR_SSID, params->ssid_len,
4297 if (params->ssid_len > sizeof(drv->ssid))
4299 os_memcpy(drv->ssid, params->ssid, params->ssid_len);
4300 drv->ssid_len = params->ssid_len;
4303 wpa_hexdump(MSG_DEBUG, " * IEs", params->wpa_ie, params->wpa_ie_len);
4304 if (params->wpa_ie &&
4305 nla_put(msg, NL80211_ATTR_IE, params->wpa_ie_len, params->wpa_ie))
4308 if (params->wpa_proto) {
4309 enum nl80211_wpa_versions ver = 0;
4311 if (params->wpa_proto & WPA_PROTO_WPA)
4312 ver |= NL80211_WPA_VERSION_1;
4313 if (params->wpa_proto & WPA_PROTO_RSN)
4314 ver |= NL80211_WPA_VERSION_2;
4316 wpa_printf(MSG_DEBUG, " * WPA Versions 0x%x", ver);
4317 if (nla_put_u32(msg, NL80211_ATTR_WPA_VERSIONS, ver))
4321 if (params->pairwise_suite != WPA_CIPHER_NONE) {
4322 u32 cipher = wpa_cipher_to_cipher_suite(params->pairwise_suite);
4323 wpa_printf(MSG_DEBUG, " * pairwise=0x%x", cipher);
4324 if (nla_put_u32(msg, NL80211_ATTR_CIPHER_SUITES_PAIRWISE,
4329 if (params->group_suite == WPA_CIPHER_GTK_NOT_USED &&
4330 !(drv->capa.enc & WPA_DRIVER_CAPA_ENC_GTK_NOT_USED)) {
4332 * This is likely to work even though many drivers do not
4333 * advertise support for operations without GTK.
4335 wpa_printf(MSG_DEBUG, " * skip group cipher configuration for GTK_NOT_USED due to missing driver support advertisement");
4336 } else if (params->group_suite != WPA_CIPHER_NONE) {
4337 u32 cipher = wpa_cipher_to_cipher_suite(params->group_suite);
4338 wpa_printf(MSG_DEBUG, " * group=0x%x", cipher);
4339 if (nla_put_u32(msg, NL80211_ATTR_CIPHER_SUITE_GROUP, cipher))
4343 if (params->key_mgmt_suite == WPA_KEY_MGMT_IEEE8021X ||
4344 params->key_mgmt_suite == WPA_KEY_MGMT_PSK ||
4345 params->key_mgmt_suite == WPA_KEY_MGMT_FT_IEEE8021X ||
4346 params->key_mgmt_suite == WPA_KEY_MGMT_FT_PSK ||
4347 params->key_mgmt_suite == WPA_KEY_MGMT_CCKM ||
4348 params->key_mgmt_suite == WPA_KEY_MGMT_OSEN ||
4349 params->key_mgmt_suite == WPA_KEY_MGMT_IEEE8021X_SHA256 ||
4350 params->key_mgmt_suite == WPA_KEY_MGMT_PSK_SHA256 ||
4351 params->key_mgmt_suite == WPA_KEY_MGMT_IEEE8021X_SUITE_B) {
4352 int mgmt = WLAN_AKM_SUITE_PSK;
4354 switch (params->key_mgmt_suite) {
4355 case WPA_KEY_MGMT_CCKM:
4356 mgmt = WLAN_AKM_SUITE_CCKM;
4358 case WPA_KEY_MGMT_IEEE8021X:
4359 mgmt = WLAN_AKM_SUITE_8021X;
4361 case WPA_KEY_MGMT_FT_IEEE8021X:
4362 mgmt = WLAN_AKM_SUITE_FT_8021X;
4364 case WPA_KEY_MGMT_FT_PSK:
4365 mgmt = WLAN_AKM_SUITE_FT_PSK;
4367 case WPA_KEY_MGMT_IEEE8021X_SHA256:
4368 mgmt = WLAN_AKM_SUITE_8021X_SHA256;
4370 case WPA_KEY_MGMT_PSK_SHA256:
4371 mgmt = WLAN_AKM_SUITE_PSK_SHA256;
4373 case WPA_KEY_MGMT_OSEN:
4374 mgmt = WLAN_AKM_SUITE_OSEN;
4376 case WPA_KEY_MGMT_IEEE8021X_SUITE_B:
4377 mgmt = WLAN_AKM_SUITE_8021X_SUITE_B;
4379 case WPA_KEY_MGMT_PSK:
4381 mgmt = WLAN_AKM_SUITE_PSK;
4384 wpa_printf(MSG_DEBUG, " * akm=0x%x", mgmt);
4385 if (nla_put_u32(msg, NL80211_ATTR_AKM_SUITES, mgmt))
4389 if (nla_put_flag(msg, NL80211_ATTR_CONTROL_PORT))
4392 if (params->mgmt_frame_protection == MGMT_FRAME_PROTECTION_REQUIRED &&
4393 nla_put_u32(msg, NL80211_ATTR_USE_MFP, NL80211_MFP_REQUIRED))
4396 if (params->rrm_used) {
4397 u32 drv_rrm_flags = drv->capa.rrm_flags;
4398 if (!(drv_rrm_flags &
4399 WPA_DRIVER_FLAGS_DS_PARAM_SET_IE_IN_PROBES) ||
4400 !(drv_rrm_flags & WPA_DRIVER_FLAGS_QUIET) ||
4401 nla_put_flag(msg, NL80211_ATTR_USE_RRM))
4405 if (params->disable_ht && nla_put_flag(msg, NL80211_ATTR_DISABLE_HT))
4408 if (params->htcaps && params->htcaps_mask) {
4409 int sz = sizeof(struct ieee80211_ht_capabilities);
4410 wpa_hexdump(MSG_DEBUG, " * htcaps", params->htcaps, sz);
4411 wpa_hexdump(MSG_DEBUG, " * htcaps_mask",
4412 params->htcaps_mask, sz);
4413 if (nla_put(msg, NL80211_ATTR_HT_CAPABILITY, sz,
4415 nla_put(msg, NL80211_ATTR_HT_CAPABILITY_MASK, sz,
4416 params->htcaps_mask))
4420 #ifdef CONFIG_VHT_OVERRIDES
4421 if (params->disable_vht) {
4422 wpa_printf(MSG_DEBUG, " * VHT disabled");
4423 if (nla_put_flag(msg, NL80211_ATTR_DISABLE_VHT))
4427 if (params->vhtcaps && params->vhtcaps_mask) {
4428 int sz = sizeof(struct ieee80211_vht_capabilities);
4429 wpa_hexdump(MSG_DEBUG, " * vhtcaps", params->vhtcaps, sz);
4430 wpa_hexdump(MSG_DEBUG, " * vhtcaps_mask",
4431 params->vhtcaps_mask, sz);
4432 if (nla_put(msg, NL80211_ATTR_VHT_CAPABILITY, sz,
4434 nla_put(msg, NL80211_ATTR_VHT_CAPABILITY_MASK, sz,
4435 params->vhtcaps_mask))
4438 #endif /* CONFIG_VHT_OVERRIDES */
4441 wpa_printf(MSG_DEBUG, " * P2P group");
4447 static int wpa_driver_nl80211_try_connect(
4448 struct wpa_driver_nl80211_data *drv,
4449 struct wpa_driver_associate_params *params)
4452 enum nl80211_auth_type type;
4456 if (params->req_key_mgmt_offload && params->psk &&
4457 (params->key_mgmt_suite == WPA_KEY_MGMT_PSK ||
4458 params->key_mgmt_suite == WPA_KEY_MGMT_PSK_SHA256 ||
4459 params->key_mgmt_suite == WPA_KEY_MGMT_FT_PSK)) {
4460 wpa_printf(MSG_DEBUG, "nl80211: Key management set PSK");
4461 ret = issue_key_mgmt_set_key(drv, params->psk, 32);
4466 wpa_printf(MSG_DEBUG, "nl80211: Connect (ifindex=%d)", drv->ifindex);
4467 msg = nl80211_drv_msg(drv, 0, NL80211_CMD_CONNECT);
4471 ret = nl80211_connect_common(drv, params, msg);
4476 if (params->auth_alg & WPA_AUTH_ALG_OPEN)
4478 if (params->auth_alg & WPA_AUTH_ALG_SHARED)
4480 if (params->auth_alg & WPA_AUTH_ALG_LEAP)
4483 wpa_printf(MSG_DEBUG, " * Leave out Auth Type for automatic "
4485 goto skip_auth_type;
4488 if (params->auth_alg & WPA_AUTH_ALG_OPEN)
4489 type = NL80211_AUTHTYPE_OPEN_SYSTEM;
4490 else if (params->auth_alg & WPA_AUTH_ALG_SHARED)
4491 type = NL80211_AUTHTYPE_SHARED_KEY;
4492 else if (params->auth_alg & WPA_AUTH_ALG_LEAP)
4493 type = NL80211_AUTHTYPE_NETWORK_EAP;
4494 else if (params->auth_alg & WPA_AUTH_ALG_FT)
4495 type = NL80211_AUTHTYPE_FT;
4499 wpa_printf(MSG_DEBUG, " * Auth Type %d", type);
4500 if (nla_put_u32(msg, NL80211_ATTR_AUTH_TYPE, type))
4504 ret = nl80211_set_conn_keys(params, msg);
4508 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
4511 wpa_printf(MSG_DEBUG, "nl80211: MLME connect failed: ret=%d "
4512 "(%s)", ret, strerror(-ret));
4514 wpa_printf(MSG_DEBUG,
4515 "nl80211: Connect request send successfully");
4525 static int wpa_driver_nl80211_connect(
4526 struct wpa_driver_nl80211_data *drv,
4527 struct wpa_driver_associate_params *params)
4531 /* Store the connection attempted bssid for future use */
4533 os_memcpy(drv->auth_attempt_bssid, params->bssid, ETH_ALEN);
4535 os_memset(drv->auth_attempt_bssid, 0, ETH_ALEN);
4537 ret = wpa_driver_nl80211_try_connect(drv, params);
4538 if (ret == -EALREADY) {
4540 * cfg80211 does not currently accept new connections if
4541 * we are already connected. As a workaround, force
4542 * disconnection and try again.
4544 wpa_printf(MSG_DEBUG, "nl80211: Explicitly "
4545 "disconnecting before reassociation "
4547 if (wpa_driver_nl80211_disconnect(
4548 drv, WLAN_REASON_PREV_AUTH_NOT_VALID))
4550 ret = wpa_driver_nl80211_try_connect(drv, params);
4556 static int wpa_driver_nl80211_associate(
4557 void *priv, struct wpa_driver_associate_params *params)
4559 struct i802_bss *bss = priv;
4560 struct wpa_driver_nl80211_data *drv = bss->drv;
4564 if (params->mode == IEEE80211_MODE_AP)
4565 return wpa_driver_nl80211_ap(drv, params);
4567 if (params->mode == IEEE80211_MODE_IBSS)
4568 return wpa_driver_nl80211_ibss(drv, params);
4570 if (!(drv->capa.flags & WPA_DRIVER_FLAGS_SME)) {
4571 enum nl80211_iftype nlmode = params->p2p ?
4572 NL80211_IFTYPE_P2P_CLIENT : NL80211_IFTYPE_STATION;
4574 if (wpa_driver_nl80211_set_mode(priv, nlmode) < 0)
4576 return wpa_driver_nl80211_connect(drv, params);
4579 nl80211_mark_disconnected(drv);
4581 wpa_printf(MSG_DEBUG, "nl80211: Associate (ifindex=%d)",
4583 msg = nl80211_drv_msg(drv, 0, NL80211_CMD_ASSOCIATE);
4587 ret = nl80211_connect_common(drv, params, msg);
4591 if (params->prev_bssid) {
4592 wpa_printf(MSG_DEBUG, " * prev_bssid=" MACSTR,
4593 MAC2STR(params->prev_bssid));
4594 if (nla_put(msg, NL80211_ATTR_PREV_BSSID, ETH_ALEN,
4595 params->prev_bssid))
4599 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
4602 wpa_dbg(drv->ctx, MSG_DEBUG,
4603 "nl80211: MLME command failed (assoc): ret=%d (%s)",
4604 ret, strerror(-ret));
4605 nl80211_dump_scan(drv);
4607 wpa_printf(MSG_DEBUG,
4608 "nl80211: Association request send successfully");
4617 static int nl80211_set_mode(struct wpa_driver_nl80211_data *drv,
4618 int ifindex, enum nl80211_iftype mode)
4623 wpa_printf(MSG_DEBUG, "nl80211: Set mode ifindex %d iftype %d (%s)",
4624 ifindex, mode, nl80211_iftype_str(mode));
4626 msg = nl80211_cmd_msg(drv->first_bss, 0, NL80211_CMD_SET_INTERFACE);
4627 if (!msg || nla_put_u32(msg, NL80211_ATTR_IFTYPE, mode))
4630 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
4636 wpa_printf(MSG_DEBUG, "nl80211: Failed to set interface %d to mode %d:"
4637 " %d (%s)", ifindex, mode, ret, strerror(-ret));
4642 static int wpa_driver_nl80211_set_mode_impl(
4643 struct i802_bss *bss,
4644 enum nl80211_iftype nlmode,
4645 struct hostapd_freq_params *desired_freq_params)
4647 struct wpa_driver_nl80211_data *drv = bss->drv;
4650 int was_ap = is_ap_interface(drv->nlmode);
4652 int mode_switch_res;
4654 mode_switch_res = nl80211_set_mode(drv, drv->ifindex, nlmode);
4655 if (mode_switch_res && nlmode == nl80211_get_ifmode(bss))
4656 mode_switch_res = 0;
4658 if (mode_switch_res == 0) {
4659 drv->nlmode = nlmode;
4664 if (mode_switch_res == -ENODEV)
4667 if (nlmode == drv->nlmode) {
4668 wpa_printf(MSG_DEBUG, "nl80211: Interface already in "
4669 "requested mode - ignore error");
4671 goto done; /* Already in the requested mode */
4674 /* mac80211 doesn't allow mode changes while the device is up, so
4675 * take the device down, try to set the mode again, and bring the
4678 wpa_printf(MSG_DEBUG, "nl80211: Try mode change after setting "
4680 for (i = 0; i < 10; i++) {
4681 res = i802_set_iface_flags(bss, 0);
4682 if (res == -EACCES || res == -ENODEV)
4685 wpa_printf(MSG_DEBUG, "nl80211: Failed to set "
4687 os_sleep(0, 100000);
4692 * Setting the mode will fail for some drivers if the phy is
4693 * on a frequency that the mode is disallowed in.
4695 if (desired_freq_params) {
4696 res = i802_set_freq(bss, desired_freq_params);
4698 wpa_printf(MSG_DEBUG,
4699 "nl80211: Failed to set frequency on interface");
4703 /* Try to set the mode again while the interface is down */
4704 mode_switch_res = nl80211_set_mode(drv, drv->ifindex, nlmode);
4705 if (mode_switch_res == -EBUSY) {
4706 wpa_printf(MSG_DEBUG,
4707 "nl80211: Delaying mode set while interface going down");
4708 os_sleep(0, 100000);
4711 ret = mode_switch_res;
4716 wpa_printf(MSG_DEBUG, "nl80211: Mode change succeeded while "
4717 "interface is down");
4718 drv->nlmode = nlmode;
4719 drv->ignore_if_down_event = 1;
4722 /* Bring the interface back up */
4723 res = linux_set_iface_flags(drv->global->ioctl_sock, bss->ifname, 1);
4725 wpa_printf(MSG_DEBUG,
4726 "nl80211: Failed to set interface up after switching mode");
4732 wpa_printf(MSG_DEBUG, "nl80211: Interface mode change to %d "
4733 "from %d failed", nlmode, drv->nlmode);
4737 if (is_p2p_net_interface(nlmode))
4738 nl80211_disable_11b_rates(drv, drv->ifindex, 1);
4739 else if (drv->disabled_11b_rates)
4740 nl80211_disable_11b_rates(drv, drv->ifindex, 0);
4742 if (is_ap_interface(nlmode)) {
4743 nl80211_mgmt_unsubscribe(bss, "start AP");
4744 /* Setup additional AP mode functionality if needed */
4745 if (nl80211_setup_ap(bss))
4747 } else if (was_ap) {
4748 /* Remove additional AP mode functionality */
4749 nl80211_teardown_ap(bss);
4751 nl80211_mgmt_unsubscribe(bss, "mode change");
4754 if (is_mesh_interface(nlmode) &&
4755 nl80211_mgmt_subscribe_mesh(bss))
4758 if (!bss->in_deinit && !is_ap_interface(nlmode) &&
4759 !is_mesh_interface(nlmode) &&
4760 nl80211_mgmt_subscribe_non_ap(bss) < 0)
4761 wpa_printf(MSG_DEBUG, "nl80211: Failed to register Action "
4762 "frame processing - ignore for now");
4768 int wpa_driver_nl80211_set_mode(struct i802_bss *bss,
4769 enum nl80211_iftype nlmode)
4771 return wpa_driver_nl80211_set_mode_impl(bss, nlmode, NULL);
4775 static int wpa_driver_nl80211_set_mode_ibss(struct i802_bss *bss,
4776 struct hostapd_freq_params *freq)
4778 return wpa_driver_nl80211_set_mode_impl(bss, NL80211_IFTYPE_ADHOC,
4783 static int wpa_driver_nl80211_get_capa(void *priv,
4784 struct wpa_driver_capa *capa)
4786 struct i802_bss *bss = priv;
4787 struct wpa_driver_nl80211_data *drv = bss->drv;
4789 if (!drv->has_capability)
4791 os_memcpy(capa, &drv->capa, sizeof(*capa));
4792 if (drv->extended_capa && drv->extended_capa_mask) {
4793 capa->extended_capa = drv->extended_capa;
4794 capa->extended_capa_mask = drv->extended_capa_mask;
4795 capa->extended_capa_len = drv->extended_capa_len;
4802 static int wpa_driver_nl80211_set_operstate(void *priv, int state)
4804 struct i802_bss *bss = priv;
4805 struct wpa_driver_nl80211_data *drv = bss->drv;
4807 wpa_printf(MSG_DEBUG, "nl80211: Set %s operstate %d->%d (%s)",
4808 bss->ifname, drv->operstate, state,
4809 state ? "UP" : "DORMANT");
4810 drv->operstate = state;
4811 return netlink_send_oper_ifla(drv->global->netlink, drv->ifindex, -1,
4812 state ? IF_OPER_UP : IF_OPER_DORMANT);
4816 static int wpa_driver_nl80211_set_supp_port(void *priv, int authorized)
4818 struct i802_bss *bss = priv;
4819 struct wpa_driver_nl80211_data *drv = bss->drv;
4821 struct nl80211_sta_flag_update upd;
4824 if (!drv->associated && is_zero_ether_addr(drv->bssid) && !authorized) {
4825 wpa_printf(MSG_DEBUG, "nl80211: Skip set_supp_port(unauthorized) while not associated");
4829 wpa_printf(MSG_DEBUG, "nl80211: Set supplicant port %sauthorized for "
4830 MACSTR, authorized ? "" : "un", MAC2STR(drv->bssid));
4832 os_memset(&upd, 0, sizeof(upd));
4833 upd.mask = BIT(NL80211_STA_FLAG_AUTHORIZED);
4835 upd.set = BIT(NL80211_STA_FLAG_AUTHORIZED);
4837 if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_SET_STATION)) ||
4838 nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, drv->bssid) ||
4839 nla_put(msg, NL80211_ATTR_STA_FLAGS2, sizeof(upd), &upd)) {
4844 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
4847 wpa_printf(MSG_DEBUG, "nl80211: Failed to set STA flag: %d (%s)",
4848 ret, strerror(-ret));
4853 /* Set kernel driver on given frequency (MHz) */
4854 static int i802_set_freq(void *priv, struct hostapd_freq_params *freq)
4856 struct i802_bss *bss = priv;
4857 return nl80211_set_channel(bss, freq, 0);
4861 static inline int min_int(int a, int b)
4869 static int get_key_handler(struct nl_msg *msg, void *arg)
4871 struct nlattr *tb[NL80211_ATTR_MAX + 1];
4872 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
4874 nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
4875 genlmsg_attrlen(gnlh, 0), NULL);
4878 * TODO: validate the key index and mac address!
4879 * Otherwise, there's a race condition as soon as
4880 * the kernel starts sending key notifications.
4883 if (tb[NL80211_ATTR_KEY_SEQ])
4884 memcpy(arg, nla_data(tb[NL80211_ATTR_KEY_SEQ]),
4885 min_int(nla_len(tb[NL80211_ATTR_KEY_SEQ]), 6));
4890 static int i802_get_seqnum(const char *iface, void *priv, const u8 *addr,
4893 struct i802_bss *bss = priv;
4894 struct wpa_driver_nl80211_data *drv = bss->drv;
4897 msg = nl80211_ifindex_msg(drv, if_nametoindex(iface), 0,
4898 NL80211_CMD_GET_KEY);
4900 (addr && nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr)) ||
4901 nla_put_u8(msg, NL80211_ATTR_KEY_IDX, idx)) {
4908 return send_and_recv_msgs(drv, msg, get_key_handler, seq);
4912 static int i802_set_rts(void *priv, int rts)
4914 struct i802_bss *bss = priv;
4915 struct wpa_driver_nl80211_data *drv = bss->drv;
4925 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_SET_WIPHY)) ||
4926 nla_put_u32(msg, NL80211_ATTR_WIPHY_RTS_THRESHOLD, val)) {
4931 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
4934 wpa_printf(MSG_DEBUG, "nl80211: Failed to set RTS threshold %d: "
4935 "%d (%s)", rts, ret, strerror(-ret));
4940 static int i802_set_frag(void *priv, int frag)
4942 struct i802_bss *bss = priv;
4943 struct wpa_driver_nl80211_data *drv = bss->drv;
4953 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_SET_WIPHY)) ||
4954 nla_put_u32(msg, NL80211_ATTR_WIPHY_FRAG_THRESHOLD, val)) {
4959 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
4962 wpa_printf(MSG_DEBUG, "nl80211: Failed to set fragmentation threshold "
4963 "%d: %d (%s)", frag, ret, strerror(-ret));
4968 static int i802_flush(void *priv)
4970 struct i802_bss *bss = priv;
4974 wpa_printf(MSG_DEBUG, "nl80211: flush -> DEL_STATION %s (all)",
4978 * XXX: FIX! this needs to flush all VLANs too
4980 msg = nl80211_bss_msg(bss, 0, NL80211_CMD_DEL_STATION);
4981 res = send_and_recv_msgs(bss->drv, msg, NULL, NULL);
4983 wpa_printf(MSG_DEBUG, "nl80211: Station flush failed: ret=%d "
4984 "(%s)", res, strerror(-res));
4990 static int get_sta_handler(struct nl_msg *msg, void *arg)
4992 struct nlattr *tb[NL80211_ATTR_MAX + 1];
4993 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
4994 struct hostap_sta_driver_data *data = arg;
4995 struct nlattr *stats[NL80211_STA_INFO_MAX + 1];
4996 static struct nla_policy stats_policy[NL80211_STA_INFO_MAX + 1] = {
4997 [NL80211_STA_INFO_INACTIVE_TIME] = { .type = NLA_U32 },
4998 [NL80211_STA_INFO_RX_BYTES] = { .type = NLA_U32 },
4999 [NL80211_STA_INFO_TX_BYTES] = { .type = NLA_U32 },
5000 [NL80211_STA_INFO_RX_PACKETS] = { .type = NLA_U32 },
5001 [NL80211_STA_INFO_TX_PACKETS] = { .type = NLA_U32 },
5002 [NL80211_STA_INFO_TX_FAILED] = { .type = NLA_U32 },
5005 nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
5006 genlmsg_attrlen(gnlh, 0), NULL);
5009 * TODO: validate the interface and mac address!
5010 * Otherwise, there's a race condition as soon as
5011 * the kernel starts sending station notifications.
5014 if (!tb[NL80211_ATTR_STA_INFO]) {
5015 wpa_printf(MSG_DEBUG, "sta stats missing!");
5018 if (nla_parse_nested(stats, NL80211_STA_INFO_MAX,
5019 tb[NL80211_ATTR_STA_INFO],
5021 wpa_printf(MSG_DEBUG, "failed to parse nested attributes!");
5025 if (stats[NL80211_STA_INFO_INACTIVE_TIME])
5026 data->inactive_msec =
5027 nla_get_u32(stats[NL80211_STA_INFO_INACTIVE_TIME]);
5028 if (stats[NL80211_STA_INFO_RX_BYTES])
5029 data->rx_bytes = nla_get_u32(stats[NL80211_STA_INFO_RX_BYTES]);
5030 if (stats[NL80211_STA_INFO_TX_BYTES])
5031 data->tx_bytes = nla_get_u32(stats[NL80211_STA_INFO_TX_BYTES]);
5032 if (stats[NL80211_STA_INFO_RX_PACKETS])
5034 nla_get_u32(stats[NL80211_STA_INFO_RX_PACKETS]);
5035 if (stats[NL80211_STA_INFO_TX_PACKETS])
5037 nla_get_u32(stats[NL80211_STA_INFO_TX_PACKETS]);
5038 if (stats[NL80211_STA_INFO_TX_FAILED])
5039 data->tx_retry_failed =
5040 nla_get_u32(stats[NL80211_STA_INFO_TX_FAILED]);
5045 static int i802_read_sta_data(struct i802_bss *bss,
5046 struct hostap_sta_driver_data *data,
5051 os_memset(data, 0, sizeof(*data));
5053 if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_GET_STATION)) ||
5054 nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr)) {
5059 return send_and_recv_msgs(bss->drv, msg, get_sta_handler, data);
5063 static int i802_set_tx_queue_params(void *priv, int queue, int aifs,
5064 int cw_min, int cw_max, int burst_time)
5066 struct i802_bss *bss = priv;
5067 struct wpa_driver_nl80211_data *drv = bss->drv;
5069 struct nlattr *txq, *params;
5071 msg = nl80211_bss_msg(bss, 0, NL80211_CMD_SET_WIPHY);
5075 txq = nla_nest_start(msg, NL80211_ATTR_WIPHY_TXQ_PARAMS);
5079 /* We are only sending parameters for a single TXQ at a time */
5080 params = nla_nest_start(msg, 1);
5086 if (nla_put_u8(msg, NL80211_TXQ_ATTR_QUEUE, NL80211_TXQ_Q_VO))
5090 if (nla_put_u8(msg, NL80211_TXQ_ATTR_QUEUE, NL80211_TXQ_Q_VI))
5094 if (nla_put_u8(msg, NL80211_TXQ_ATTR_QUEUE, NL80211_TXQ_Q_BE))
5098 if (nla_put_u8(msg, NL80211_TXQ_ATTR_QUEUE, NL80211_TXQ_Q_BK))
5102 /* Burst time is configured in units of 0.1 msec and TXOP parameter in
5103 * 32 usec, so need to convert the value here. */
5104 if (nla_put_u16(msg, NL80211_TXQ_ATTR_TXOP,
5105 (burst_time * 100 + 16) / 32) ||
5106 nla_put_u16(msg, NL80211_TXQ_ATTR_CWMIN, cw_min) ||
5107 nla_put_u16(msg, NL80211_TXQ_ATTR_CWMAX, cw_max) ||
5108 nla_put_u8(msg, NL80211_TXQ_ATTR_AIFS, aifs))
5111 nla_nest_end(msg, params);
5113 nla_nest_end(msg, txq);
5115 if (send_and_recv_msgs(drv, msg, NULL, NULL) == 0)
5124 static int i802_set_sta_vlan(struct i802_bss *bss, const u8 *addr,
5125 const char *ifname, int vlan_id)
5127 struct wpa_driver_nl80211_data *drv = bss->drv;
5131 wpa_printf(MSG_DEBUG, "nl80211: %s[%d]: set_sta_vlan(" MACSTR
5132 ", ifname=%s[%d], vlan_id=%d)",
5133 bss->ifname, if_nametoindex(bss->ifname),
5134 MAC2STR(addr), ifname, if_nametoindex(ifname), vlan_id);
5135 if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_SET_STATION)) ||
5136 nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr) ||
5137 nla_put_u32(msg, NL80211_ATTR_STA_VLAN, if_nametoindex(ifname))) {
5142 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
5144 wpa_printf(MSG_ERROR, "nl80211: NL80211_ATTR_STA_VLAN (addr="
5145 MACSTR " ifname=%s vlan_id=%d) failed: %d (%s)",
5146 MAC2STR(addr), ifname, vlan_id, ret,
5153 static int i802_get_inact_sec(void *priv, const u8 *addr)
5155 struct hostap_sta_driver_data data;
5158 data.inactive_msec = (unsigned long) -1;
5159 ret = i802_read_sta_data(priv, &data, addr);
5160 if (ret || data.inactive_msec == (unsigned long) -1)
5162 return data.inactive_msec / 1000;
5166 static int i802_sta_clear_stats(void *priv, const u8 *addr)
5175 static int i802_sta_deauth(void *priv, const u8 *own_addr, const u8 *addr,
5178 struct i802_bss *bss = priv;
5179 struct wpa_driver_nl80211_data *drv = bss->drv;
5180 struct ieee80211_mgmt mgmt;
5182 if (is_mesh_interface(drv->nlmode))
5185 if (drv->device_ap_sme)
5186 return wpa_driver_nl80211_sta_remove(bss, addr, 1, reason);
5188 memset(&mgmt, 0, sizeof(mgmt));
5189 mgmt.frame_control = IEEE80211_FC(WLAN_FC_TYPE_MGMT,
5190 WLAN_FC_STYPE_DEAUTH);
5191 memcpy(mgmt.da, addr, ETH_ALEN);
5192 memcpy(mgmt.sa, own_addr, ETH_ALEN);
5193 memcpy(mgmt.bssid, own_addr, ETH_ALEN);
5194 mgmt.u.deauth.reason_code = host_to_le16(reason);
5195 return wpa_driver_nl80211_send_mlme(bss, (u8 *) &mgmt,
5197 sizeof(mgmt.u.deauth), 0, 0, 0, 0,
5202 static int i802_sta_disassoc(void *priv, const u8 *own_addr, const u8 *addr,
5205 struct i802_bss *bss = priv;
5206 struct wpa_driver_nl80211_data *drv = bss->drv;
5207 struct ieee80211_mgmt mgmt;
5209 if (is_mesh_interface(drv->nlmode))
5212 if (drv->device_ap_sme)
5213 return wpa_driver_nl80211_sta_remove(bss, addr, 0, reason);
5215 memset(&mgmt, 0, sizeof(mgmt));
5216 mgmt.frame_control = IEEE80211_FC(WLAN_FC_TYPE_MGMT,
5217 WLAN_FC_STYPE_DISASSOC);
5218 memcpy(mgmt.da, addr, ETH_ALEN);
5219 memcpy(mgmt.sa, own_addr, ETH_ALEN);
5220 memcpy(mgmt.bssid, own_addr, ETH_ALEN);
5221 mgmt.u.disassoc.reason_code = host_to_le16(reason);
5222 return wpa_driver_nl80211_send_mlme(bss, (u8 *) &mgmt,
5224 sizeof(mgmt.u.disassoc), 0, 0, 0, 0,
5229 static void dump_ifidx(struct wpa_driver_nl80211_data *drv)
5231 char buf[200], *pos, *end;
5235 end = pos + sizeof(buf);
5237 for (i = 0; i < drv->num_if_indices; i++) {
5238 if (!drv->if_indices[i])
5240 res = os_snprintf(pos, end - pos, " %d", drv->if_indices[i]);
5241 if (res < 0 || res >= end - pos)
5247 wpa_printf(MSG_DEBUG, "nl80211: if_indices[%d]:%s",
5248 drv->num_if_indices, buf);
5252 static void add_ifidx(struct wpa_driver_nl80211_data *drv, int ifidx)
5257 wpa_printf(MSG_DEBUG, "nl80211: Add own interface ifindex %d",
5259 if (have_ifidx(drv, ifidx)) {
5260 wpa_printf(MSG_DEBUG, "nl80211: ifindex %d already in the list",
5264 for (i = 0; i < drv->num_if_indices; i++) {
5265 if (drv->if_indices[i] == 0) {
5266 drv->if_indices[i] = ifidx;
5272 if (drv->if_indices != drv->default_if_indices)
5273 old = drv->if_indices;
5277 drv->if_indices = os_realloc_array(old, drv->num_if_indices + 1,
5279 if (!drv->if_indices) {
5281 drv->if_indices = drv->default_if_indices;
5283 drv->if_indices = old;
5284 wpa_printf(MSG_ERROR, "Failed to reallocate memory for "
5286 wpa_printf(MSG_ERROR, "Ignoring EAPOL on interface %d", ifidx);
5289 os_memcpy(drv->if_indices, drv->default_if_indices,
5290 sizeof(drv->default_if_indices));
5291 drv->if_indices[drv->num_if_indices] = ifidx;
5292 drv->num_if_indices++;
5297 static void del_ifidx(struct wpa_driver_nl80211_data *drv, int ifidx)
5301 for (i = 0; i < drv->num_if_indices; i++) {
5302 if (drv->if_indices[i] == ifidx) {
5303 drv->if_indices[i] = 0;
5311 static int have_ifidx(struct wpa_driver_nl80211_data *drv, int ifidx)
5315 for (i = 0; i < drv->num_if_indices; i++)
5316 if (drv->if_indices[i] == ifidx)
5323 static int i802_set_wds_sta(void *priv, const u8 *addr, int aid, int val,
5324 const char *bridge_ifname, char *ifname_wds)
5326 struct i802_bss *bss = priv;
5327 struct wpa_driver_nl80211_data *drv = bss->drv;
5328 char name[IFNAMSIZ + 1];
5330 os_snprintf(name, sizeof(name), "%s.sta%d", bss->ifname, aid);
5332 os_strlcpy(ifname_wds, name, IFNAMSIZ + 1);
5334 wpa_printf(MSG_DEBUG, "nl80211: Set WDS STA addr=" MACSTR
5335 " aid=%d val=%d name=%s", MAC2STR(addr), aid, val, name);
5337 if (!if_nametoindex(name)) {
5338 if (nl80211_create_iface(drv, name,
5339 NL80211_IFTYPE_AP_VLAN,
5340 bss->addr, 1, NULL, NULL, 0) <
5343 if (bridge_ifname &&
5344 linux_br_add_if(drv->global->ioctl_sock,
5345 bridge_ifname, name) < 0)
5348 if (linux_set_iface_flags(drv->global->ioctl_sock, name, 1)) {
5349 wpa_printf(MSG_ERROR, "nl80211: Failed to set WDS STA "
5350 "interface %s up", name);
5352 return i802_set_sta_vlan(priv, addr, name, 0);
5355 linux_br_del_if(drv->global->ioctl_sock, bridge_ifname,
5358 i802_set_sta_vlan(priv, addr, bss->ifname, 0);
5359 nl80211_remove_iface(drv, if_nametoindex(name));
5365 static void handle_eapol(int sock, void *eloop_ctx, void *sock_ctx)
5367 struct wpa_driver_nl80211_data *drv = eloop_ctx;
5368 struct sockaddr_ll lladdr;
5369 unsigned char buf[3000];
5371 socklen_t fromlen = sizeof(lladdr);
5373 len = recvfrom(sock, buf, sizeof(buf), 0,
5374 (struct sockaddr *)&lladdr, &fromlen);
5376 wpa_printf(MSG_ERROR, "nl80211: EAPOL recv failed: %s",
5381 if (have_ifidx(drv, lladdr.sll_ifindex))
5382 drv_event_eapol_rx(drv->ctx, lladdr.sll_addr, buf, len);
5386 static int i802_check_bridge(struct wpa_driver_nl80211_data *drv,
5387 struct i802_bss *bss,
5388 const char *brname, const char *ifname)
5391 char in_br[IFNAMSIZ];
5393 os_strlcpy(bss->brname, brname, IFNAMSIZ);
5394 br_ifindex = if_nametoindex(brname);
5395 if (br_ifindex == 0) {
5397 * Bridge was configured, but the bridge device does
5398 * not exist. Try to add it now.
5400 if (linux_br_add(drv->global->ioctl_sock, brname) < 0) {
5401 wpa_printf(MSG_ERROR, "nl80211: Failed to add the "
5402 "bridge interface %s: %s",
5403 brname, strerror(errno));
5406 bss->added_bridge = 1;
5407 br_ifindex = if_nametoindex(brname);
5408 add_ifidx(drv, br_ifindex);
5410 bss->br_ifindex = br_ifindex;
5412 if (linux_br_get(in_br, ifname) == 0) {
5413 if (os_strcmp(in_br, brname) == 0)
5414 return 0; /* already in the bridge */
5416 wpa_printf(MSG_DEBUG, "nl80211: Removing interface %s from "
5417 "bridge %s", ifname, in_br);
5418 if (linux_br_del_if(drv->global->ioctl_sock, in_br, ifname) <
5420 wpa_printf(MSG_ERROR, "nl80211: Failed to "
5421 "remove interface %s from bridge "
5423 ifname, brname, strerror(errno));
5428 wpa_printf(MSG_DEBUG, "nl80211: Adding interface %s into bridge %s",
5430 if (linux_br_add_if(drv->global->ioctl_sock, brname, ifname) < 0) {
5431 wpa_printf(MSG_ERROR, "nl80211: Failed to add interface %s "
5432 "into bridge %s: %s",
5433 ifname, brname, strerror(errno));
5436 bss->added_if_into_bridge = 1;
5442 static void *i802_init(struct hostapd_data *hapd,
5443 struct wpa_init_params *params)
5445 struct wpa_driver_nl80211_data *drv;
5446 struct i802_bss *bss;
5448 char brname[IFNAMSIZ];
5449 int ifindex, br_ifindex;
5452 bss = wpa_driver_nl80211_drv_init(hapd, params->ifname,
5453 params->global_priv, 1,
5454 params->bssid, params->driver_params);
5460 if (linux_br_get(brname, params->ifname) == 0) {
5461 wpa_printf(MSG_DEBUG, "nl80211: Interface %s is in bridge %s",
5462 params->ifname, brname);
5463 br_ifindex = if_nametoindex(brname);
5464 os_strlcpy(bss->brname, brname, IFNAMSIZ);
5469 bss->br_ifindex = br_ifindex;
5471 for (i = 0; i < params->num_bridge; i++) {
5472 if (params->bridge[i]) {
5473 ifindex = if_nametoindex(params->bridge[i]);
5475 add_ifidx(drv, ifindex);
5476 if (ifindex == br_ifindex)
5480 if (!br_added && br_ifindex &&
5481 (params->num_bridge == 0 || !params->bridge[0]))
5482 add_ifidx(drv, br_ifindex);
5484 /* start listening for EAPOL on the default AP interface */
5485 add_ifidx(drv, drv->ifindex);
5487 if (params->num_bridge && params->bridge[0] &&
5488 i802_check_bridge(drv, bss, params->bridge[0], params->ifname) < 0)
5491 #ifdef CONFIG_LIBNL3_ROUTE
5492 if (bss->added_if_into_bridge) {
5493 drv->rtnl_sk = nl_socket_alloc();
5494 if (drv->rtnl_sk == NULL) {
5495 wpa_printf(MSG_ERROR, "nl80211: Failed to allocate nl_sock");
5499 if (nl_connect(drv->rtnl_sk, NETLINK_ROUTE)) {
5500 wpa_printf(MSG_ERROR, "nl80211: Failed to connect nl_sock to NETLINK_ROUTE: %s",
5505 #endif /* CONFIG_LIBNL3_ROUTE */
5507 drv->eapol_sock = socket(PF_PACKET, SOCK_DGRAM, htons(ETH_P_PAE));
5508 if (drv->eapol_sock < 0) {
5509 wpa_printf(MSG_ERROR, "nl80211: socket(PF_PACKET, SOCK_DGRAM, ETH_P_PAE) failed: %s",
5514 if (eloop_register_read_sock(drv->eapol_sock, handle_eapol, drv, NULL))
5516 wpa_printf(MSG_INFO, "nl80211: Could not register read socket for eapol");
5520 if (linux_get_ifhwaddr(drv->global->ioctl_sock, bss->ifname,
5523 os_memcpy(drv->perm_addr, params->own_addr, ETH_ALEN);
5525 memcpy(bss->addr, params->own_addr, ETH_ALEN);
5530 wpa_driver_nl80211_deinit(bss);
5535 static void i802_deinit(void *priv)
5537 struct i802_bss *bss = priv;
5538 wpa_driver_nl80211_deinit(bss);
5542 static enum nl80211_iftype wpa_driver_nl80211_if_type(
5543 enum wpa_driver_if_type type)
5546 case WPA_IF_STATION:
5547 return NL80211_IFTYPE_STATION;
5548 case WPA_IF_P2P_CLIENT:
5549 case WPA_IF_P2P_GROUP:
5550 return NL80211_IFTYPE_P2P_CLIENT;
5551 case WPA_IF_AP_VLAN:
5552 return NL80211_IFTYPE_AP_VLAN;
5554 return NL80211_IFTYPE_AP;
5556 return NL80211_IFTYPE_P2P_GO;
5557 case WPA_IF_P2P_DEVICE:
5558 return NL80211_IFTYPE_P2P_DEVICE;
5566 static int nl80211_addr_in_use(struct nl80211_global *global, const u8 *addr)
5568 struct wpa_driver_nl80211_data *drv;
5569 dl_list_for_each(drv, &global->interfaces,
5570 struct wpa_driver_nl80211_data, list) {
5571 if (os_memcmp(addr, drv->first_bss->addr, ETH_ALEN) == 0)
5578 static int nl80211_p2p_interface_addr(struct wpa_driver_nl80211_data *drv,
5586 os_memcpy(new_addr, drv->first_bss->addr, ETH_ALEN);
5587 for (idx = 0; idx < 64; idx++) {
5588 new_addr[0] = drv->first_bss->addr[0] | 0x02;
5589 new_addr[0] ^= idx << 2;
5590 if (!nl80211_addr_in_use(drv->global, new_addr))
5596 wpa_printf(MSG_DEBUG, "nl80211: Assigned new P2P Interface Address "
5597 MACSTR, MAC2STR(new_addr));
5602 #endif /* CONFIG_P2P */
5608 u8 macaddr[ETH_ALEN];
5611 static int nl80211_wdev_handler(struct nl_msg *msg, void *arg)
5613 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
5614 struct nlattr *tb[NL80211_ATTR_MAX + 1];
5615 struct wdev_info *wi = arg;
5617 nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
5618 genlmsg_attrlen(gnlh, 0), NULL);
5619 if (tb[NL80211_ATTR_WDEV]) {
5620 wi->wdev_id = nla_get_u64(tb[NL80211_ATTR_WDEV]);
5621 wi->wdev_id_set = 1;
5624 if (tb[NL80211_ATTR_MAC])
5625 os_memcpy(wi->macaddr, nla_data(tb[NL80211_ATTR_MAC]),
5632 static int wpa_driver_nl80211_if_add(void *priv, enum wpa_driver_if_type type,
5633 const char *ifname, const u8 *addr,
5634 void *bss_ctx, void **drv_priv,
5635 char *force_ifname, u8 *if_addr,
5636 const char *bridge, int use_existing)
5638 enum nl80211_iftype nlmode;
5639 struct i802_bss *bss = priv;
5640 struct wpa_driver_nl80211_data *drv = bss->drv;
5645 os_memcpy(if_addr, addr, ETH_ALEN);
5646 nlmode = wpa_driver_nl80211_if_type(type);
5647 if (nlmode == NL80211_IFTYPE_P2P_DEVICE) {
5648 struct wdev_info p2pdev_info;
5650 os_memset(&p2pdev_info, 0, sizeof(p2pdev_info));
5651 ifidx = nl80211_create_iface(drv, ifname, nlmode, addr,
5652 0, nl80211_wdev_handler,
5653 &p2pdev_info, use_existing);
5654 if (!p2pdev_info.wdev_id_set || ifidx != 0) {
5655 wpa_printf(MSG_ERROR, "nl80211: Failed to create a P2P Device interface %s",
5660 drv->global->if_add_wdevid = p2pdev_info.wdev_id;
5661 drv->global->if_add_wdevid_set = p2pdev_info.wdev_id_set;
5662 if (!is_zero_ether_addr(p2pdev_info.macaddr))
5663 os_memcpy(if_addr, p2pdev_info.macaddr, ETH_ALEN);
5664 wpa_printf(MSG_DEBUG, "nl80211: New P2P Device interface %s (0x%llx) created",
5666 (long long unsigned int) p2pdev_info.wdev_id);
5668 ifidx = nl80211_create_iface(drv, ifname, nlmode, addr,
5669 0, NULL, NULL, use_existing);
5670 if (use_existing && ifidx == -ENFILE) {
5672 ifidx = if_nametoindex(ifname);
5673 } else if (ifidx < 0) {
5679 if (drv->nlmode == NL80211_IFTYPE_P2P_DEVICE)
5680 os_memcpy(if_addr, bss->addr, ETH_ALEN);
5681 else if (linux_get_ifhwaddr(drv->global->ioctl_sock,
5682 bss->ifname, if_addr) < 0) {
5684 nl80211_remove_iface(drv, ifidx);
5691 (type == WPA_IF_P2P_CLIENT || type == WPA_IF_P2P_GROUP ||
5692 type == WPA_IF_P2P_GO)) {
5693 /* Enforce unique P2P Interface Address */
5694 u8 new_addr[ETH_ALEN];
5696 if (linux_get_ifhwaddr(drv->global->ioctl_sock, ifname,
5699 nl80211_remove_iface(drv, ifidx);
5702 if (nl80211_addr_in_use(drv->global, new_addr)) {
5703 wpa_printf(MSG_DEBUG, "nl80211: Allocate new address "
5704 "for P2P group interface");
5705 if (nl80211_p2p_interface_addr(drv, new_addr) < 0) {
5707 nl80211_remove_iface(drv, ifidx);
5710 if (linux_set_ifhwaddr(drv->global->ioctl_sock, ifname,
5713 nl80211_remove_iface(drv, ifidx);
5717 os_memcpy(if_addr, new_addr, ETH_ALEN);
5719 #endif /* CONFIG_P2P */
5721 if (type == WPA_IF_AP_BSS) {
5722 struct i802_bss *new_bss = os_zalloc(sizeof(*new_bss));
5723 if (new_bss == NULL) {
5725 nl80211_remove_iface(drv, ifidx);
5730 i802_check_bridge(drv, new_bss, bridge, ifname) < 0) {
5731 wpa_printf(MSG_ERROR, "nl80211: Failed to add the new "
5732 "interface %s to a bridge %s",
5735 nl80211_remove_iface(drv, ifidx);
5740 if (linux_set_iface_flags(drv->global->ioctl_sock, ifname, 1))
5743 nl80211_remove_iface(drv, ifidx);
5747 os_strlcpy(new_bss->ifname, ifname, IFNAMSIZ);
5748 os_memcpy(new_bss->addr, if_addr, ETH_ALEN);
5749 new_bss->ifindex = ifidx;
5751 new_bss->next = drv->first_bss->next;
5752 new_bss->freq = drv->first_bss->freq;
5753 new_bss->ctx = bss_ctx;
5754 new_bss->added_if = added;
5755 drv->first_bss->next = new_bss;
5757 *drv_priv = new_bss;
5758 nl80211_init_bss(new_bss);
5760 /* Subscribe management frames for this WPA_IF_AP_BSS */
5761 if (nl80211_setup_ap(new_bss))
5766 drv->global->if_add_ifindex = ifidx;
5769 * Some virtual interfaces need to process EAPOL packets and events on
5770 * the parent interface. This is used mainly with hostapd.
5774 nlmode == NL80211_IFTYPE_AP_VLAN ||
5775 nlmode == NL80211_IFTYPE_WDS ||
5776 nlmode == NL80211_IFTYPE_MONITOR))
5777 add_ifidx(drv, ifidx);
5783 static int wpa_driver_nl80211_if_remove(struct i802_bss *bss,
5784 enum wpa_driver_if_type type,
5787 struct wpa_driver_nl80211_data *drv = bss->drv;
5788 int ifindex = if_nametoindex(ifname);
5790 wpa_printf(MSG_DEBUG, "nl80211: %s(type=%d ifname=%s) ifindex=%d added_if=%d",
5791 __func__, type, ifname, ifindex, bss->added_if);
5792 if (ifindex > 0 && (bss->added_if || bss->ifindex != ifindex))
5793 nl80211_remove_iface(drv, ifindex);
5794 else if (ifindex > 0 && !bss->added_if) {
5795 struct wpa_driver_nl80211_data *drv2;
5796 dl_list_for_each(drv2, &drv->global->interfaces,
5797 struct wpa_driver_nl80211_data, list)
5798 del_ifidx(drv2, ifindex);
5801 if (type != WPA_IF_AP_BSS)
5804 if (bss->added_if_into_bridge) {
5805 if (linux_br_del_if(drv->global->ioctl_sock, bss->brname,
5807 wpa_printf(MSG_INFO, "nl80211: Failed to remove "
5808 "interface %s from bridge %s: %s",
5809 bss->ifname, bss->brname, strerror(errno));
5811 if (bss->added_bridge) {
5812 if (linux_br_del(drv->global->ioctl_sock, bss->brname) < 0)
5813 wpa_printf(MSG_INFO, "nl80211: Failed to remove "
5815 bss->brname, strerror(errno));
5818 if (bss != drv->first_bss) {
5819 struct i802_bss *tbss;
5821 wpa_printf(MSG_DEBUG, "nl80211: Not the first BSS - remove it");
5822 for (tbss = drv->first_bss; tbss; tbss = tbss->next) {
5823 if (tbss->next == bss) {
5824 tbss->next = bss->next;
5825 /* Unsubscribe management frames */
5826 nl80211_teardown_ap(bss);
5827 nl80211_destroy_bss(bss);
5829 i802_set_iface_flags(bss, 0);
5836 wpa_printf(MSG_INFO, "nl80211: %s - could not find "
5837 "BSS %p in the list", __func__, bss);
5839 wpa_printf(MSG_DEBUG, "nl80211: First BSS - reassign context");
5840 nl80211_teardown_ap(bss);
5841 if (!bss->added_if && !drv->first_bss->next)
5842 wpa_driver_nl80211_del_beacon(drv);
5843 nl80211_destroy_bss(bss);
5845 i802_set_iface_flags(bss, 0);
5846 if (drv->first_bss->next) {
5847 drv->first_bss = drv->first_bss->next;
5848 drv->ctx = drv->first_bss->ctx;
5851 wpa_printf(MSG_DEBUG, "nl80211: No second BSS to reassign context to");
5859 static int cookie_handler(struct nl_msg *msg, void *arg)
5861 struct nlattr *tb[NL80211_ATTR_MAX + 1];
5862 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
5864 nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
5865 genlmsg_attrlen(gnlh, 0), NULL);
5866 if (tb[NL80211_ATTR_COOKIE])
5867 *cookie = nla_get_u64(tb[NL80211_ATTR_COOKIE]);
5872 static int nl80211_send_frame_cmd(struct i802_bss *bss,
5873 unsigned int freq, unsigned int wait,
5874 const u8 *buf, size_t buf_len,
5875 u64 *cookie_out, int no_cck, int no_ack,
5878 struct wpa_driver_nl80211_data *drv = bss->drv;
5883 wpa_printf(MSG_MSGDUMP, "nl80211: CMD_FRAME freq=%u wait=%u no_cck=%d "
5884 "no_ack=%d offchanok=%d",
5885 freq, wait, no_cck, no_ack, offchanok);
5886 wpa_hexdump(MSG_MSGDUMP, "CMD_FRAME", buf, buf_len);
5888 if (!(msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_FRAME)) ||
5889 (freq && nla_put_u32(msg, NL80211_ATTR_WIPHY_FREQ, freq)) ||
5890 (wait && nla_put_u32(msg, NL80211_ATTR_DURATION, wait)) ||
5891 (offchanok && ((drv->capa.flags & WPA_DRIVER_FLAGS_OFFCHANNEL_TX) ||
5892 drv->test_use_roc_tx) &&
5893 nla_put_flag(msg, NL80211_ATTR_OFFCHANNEL_TX_OK)) ||
5894 (no_cck && nla_put_flag(msg, NL80211_ATTR_TX_NO_CCK_RATE)) ||
5895 (no_ack && nla_put_flag(msg, NL80211_ATTR_DONT_WAIT_FOR_ACK)) ||
5896 nla_put(msg, NL80211_ATTR_FRAME, buf_len, buf))
5900 ret = send_and_recv_msgs(drv, msg, cookie_handler, &cookie);
5903 wpa_printf(MSG_DEBUG, "nl80211: Frame command failed: ret=%d "
5904 "(%s) (freq=%u wait=%u)", ret, strerror(-ret),
5907 wpa_printf(MSG_MSGDUMP, "nl80211: Frame TX command accepted%s; "
5908 "cookie 0x%llx", no_ack ? " (no ACK)" : "",
5909 (long long unsigned int) cookie);
5912 *cookie_out = no_ack ? (u64) -1 : cookie;
5921 static int wpa_driver_nl80211_send_action(struct i802_bss *bss,
5923 unsigned int wait_time,
5924 const u8 *dst, const u8 *src,
5926 const u8 *data, size_t data_len,
5929 struct wpa_driver_nl80211_data *drv = bss->drv;
5932 struct ieee80211_hdr *hdr;
5934 wpa_printf(MSG_DEBUG, "nl80211: Send Action frame (ifindex=%d, "
5935 "freq=%u MHz wait=%d ms no_cck=%d)",
5936 drv->ifindex, freq, wait_time, no_cck);
5938 buf = os_zalloc(24 + data_len);
5941 os_memcpy(buf + 24, data, data_len);
5942 hdr = (struct ieee80211_hdr *) buf;
5943 hdr->frame_control =
5944 IEEE80211_FC(WLAN_FC_TYPE_MGMT, WLAN_FC_STYPE_ACTION);
5945 os_memcpy(hdr->addr1, dst, ETH_ALEN);
5946 os_memcpy(hdr->addr2, src, ETH_ALEN);
5947 os_memcpy(hdr->addr3, bssid, ETH_ALEN);
5949 if (is_ap_interface(drv->nlmode) &&
5950 (!(drv->capa.flags & WPA_DRIVER_FLAGS_OFFCHANNEL_TX) ||
5951 (int) freq == bss->freq || drv->device_ap_sme ||
5953 ret = wpa_driver_nl80211_send_mlme(bss, buf, 24 + data_len,
5957 ret = nl80211_send_frame_cmd(bss, freq, wait_time, buf,
5959 &drv->send_action_cookie,
5967 static void wpa_driver_nl80211_send_action_cancel_wait(void *priv)
5969 struct i802_bss *bss = priv;
5970 struct wpa_driver_nl80211_data *drv = bss->drv;
5974 wpa_printf(MSG_DEBUG, "nl80211: Cancel TX frame wait: cookie=0x%llx",
5975 (long long unsigned int) drv->send_action_cookie);
5976 if (!(msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_FRAME_WAIT_CANCEL)) ||
5977 nla_put_u64(msg, NL80211_ATTR_COOKIE, drv->send_action_cookie)) {
5982 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
5984 wpa_printf(MSG_DEBUG, "nl80211: wait cancel failed: ret=%d "
5985 "(%s)", ret, strerror(-ret));
5989 static int wpa_driver_nl80211_remain_on_channel(void *priv, unsigned int freq,
5990 unsigned int duration)
5992 struct i802_bss *bss = priv;
5993 struct wpa_driver_nl80211_data *drv = bss->drv;
5998 if (!(msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_REMAIN_ON_CHANNEL)) ||
5999 nla_put_u32(msg, NL80211_ATTR_WIPHY_FREQ, freq) ||
6000 nla_put_u32(msg, NL80211_ATTR_DURATION, duration)) {
6006 ret = send_and_recv_msgs(drv, msg, cookie_handler, &cookie);
6008 wpa_printf(MSG_DEBUG, "nl80211: Remain-on-channel cookie "
6009 "0x%llx for freq=%u MHz duration=%u",
6010 (long long unsigned int) cookie, freq, duration);
6011 drv->remain_on_chan_cookie = cookie;
6012 drv->pending_remain_on_chan = 1;
6015 wpa_printf(MSG_DEBUG, "nl80211: Failed to request remain-on-channel "
6016 "(freq=%d duration=%u): %d (%s)",
6017 freq, duration, ret, strerror(-ret));
6022 static int wpa_driver_nl80211_cancel_remain_on_channel(void *priv)
6024 struct i802_bss *bss = priv;
6025 struct wpa_driver_nl80211_data *drv = bss->drv;
6029 if (!drv->pending_remain_on_chan) {
6030 wpa_printf(MSG_DEBUG, "nl80211: No pending remain-on-channel "
6035 wpa_printf(MSG_DEBUG, "nl80211: Cancel remain-on-channel with cookie "
6037 (long long unsigned int) drv->remain_on_chan_cookie);
6039 msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_CANCEL_REMAIN_ON_CHANNEL);
6041 nla_put_u64(msg, NL80211_ATTR_COOKIE, drv->remain_on_chan_cookie)) {
6046 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
6049 wpa_printf(MSG_DEBUG, "nl80211: Failed to cancel remain-on-channel: "
6050 "%d (%s)", ret, strerror(-ret));
6055 static int wpa_driver_nl80211_probe_req_report(struct i802_bss *bss, int report)
6057 struct wpa_driver_nl80211_data *drv = bss->drv;
6060 if (bss->nl_preq && drv->device_ap_sme &&
6061 is_ap_interface(drv->nlmode) && !bss->in_deinit &&
6064 * Do not disable Probe Request reporting that was
6065 * enabled in nl80211_setup_ap().
6067 wpa_printf(MSG_DEBUG, "nl80211: Skip disabling of "
6068 "Probe Request reporting nl_preq=%p while "
6069 "in AP mode", bss->nl_preq);
6070 } else if (bss->nl_preq) {
6071 wpa_printf(MSG_DEBUG, "nl80211: Disable Probe Request "
6072 "reporting nl_preq=%p", bss->nl_preq);
6073 nl80211_destroy_eloop_handle(&bss->nl_preq);
6079 wpa_printf(MSG_DEBUG, "nl80211: Probe Request reporting "
6080 "already on! nl_preq=%p", bss->nl_preq);
6084 bss->nl_preq = nl_create_handle(drv->global->nl_cb, "preq");
6085 if (bss->nl_preq == NULL)
6087 wpa_printf(MSG_DEBUG, "nl80211: Enable Probe Request "
6088 "reporting nl_preq=%p", bss->nl_preq);
6090 if (nl80211_register_frame(bss, bss->nl_preq,
6091 (WLAN_FC_TYPE_MGMT << 2) |
6092 (WLAN_FC_STYPE_PROBE_REQ << 4),
6096 nl80211_register_eloop_read(&bss->nl_preq,
6097 wpa_driver_nl80211_event_receive,
6103 nl_destroy_handles(&bss->nl_preq);
6108 static int nl80211_disable_11b_rates(struct wpa_driver_nl80211_data *drv,
6109 int ifindex, int disabled)
6112 struct nlattr *bands, *band;
6115 msg = nl80211_ifindex_msg(drv, ifindex, 0,
6116 NL80211_CMD_SET_TX_BITRATE_MASK);
6120 bands = nla_nest_start(msg, NL80211_ATTR_TX_RATES);
6125 * Disable 2 GHz rates 1, 2, 5.5, 11 Mbps by masking out everything
6126 * else apart from 6, 9, 12, 18, 24, 36, 48, 54 Mbps from non-MCS
6127 * rates. All 5 GHz rates are left enabled.
6129 band = nla_nest_start(msg, NL80211_BAND_2GHZ);
6131 (disabled && nla_put(msg, NL80211_TXRATE_LEGACY, 8,
6132 "\x0c\x12\x18\x24\x30\x48\x60\x6c")))
6134 nla_nest_end(msg, band);
6136 nla_nest_end(msg, bands);
6138 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
6140 wpa_printf(MSG_DEBUG, "nl80211: Set TX rates failed: ret=%d "
6141 "(%s)", ret, strerror(-ret));
6143 drv->disabled_11b_rates = disabled;
6153 static int wpa_driver_nl80211_deinit_ap(void *priv)
6155 struct i802_bss *bss = priv;
6156 struct wpa_driver_nl80211_data *drv = bss->drv;
6157 if (!is_ap_interface(drv->nlmode))
6159 wpa_driver_nl80211_del_beacon(drv);
6160 bss->beacon_set = 0;
6163 * If the P2P GO interface was dynamically added, then it is
6164 * possible that the interface change to station is not possible.
6166 if (drv->nlmode == NL80211_IFTYPE_P2P_GO && bss->if_dynamic)
6169 return wpa_driver_nl80211_set_mode(priv, NL80211_IFTYPE_STATION);
6173 static int wpa_driver_nl80211_stop_ap(void *priv)
6175 struct i802_bss *bss = priv;
6176 struct wpa_driver_nl80211_data *drv = bss->drv;
6177 if (!is_ap_interface(drv->nlmode))
6179 wpa_driver_nl80211_del_beacon(drv);
6180 bss->beacon_set = 0;
6185 static int wpa_driver_nl80211_deinit_p2p_cli(void *priv)
6187 struct i802_bss *bss = priv;
6188 struct wpa_driver_nl80211_data *drv = bss->drv;
6189 if (drv->nlmode != NL80211_IFTYPE_P2P_CLIENT)
6193 * If the P2P Client interface was dynamically added, then it is
6194 * possible that the interface change to station is not possible.
6196 if (bss->if_dynamic)
6199 return wpa_driver_nl80211_set_mode(priv, NL80211_IFTYPE_STATION);
6203 static void wpa_driver_nl80211_resume(void *priv)
6205 struct i802_bss *bss = priv;
6207 if (i802_set_iface_flags(bss, 1))
6208 wpa_printf(MSG_DEBUG, "nl80211: Failed to set interface up on resume event");
6212 static int nl80211_signal_monitor(void *priv, int threshold, int hysteresis)
6214 struct i802_bss *bss = priv;
6215 struct wpa_driver_nl80211_data *drv = bss->drv;
6219 wpa_printf(MSG_DEBUG, "nl80211: Signal monitor threshold=%d "
6220 "hysteresis=%d", threshold, hysteresis);
6222 if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_SET_CQM)) ||
6223 !(cqm = nla_nest_start(msg, NL80211_ATTR_CQM)) ||
6224 nla_put_u32(msg, NL80211_ATTR_CQM_RSSI_THOLD, threshold) ||
6225 nla_put_u32(msg, NL80211_ATTR_CQM_RSSI_HYST, hysteresis)) {
6229 nla_nest_end(msg, cqm);
6231 return send_and_recv_msgs(drv, msg, NULL, NULL);
6235 static int get_channel_width(struct nl_msg *msg, void *arg)
6237 struct nlattr *tb[NL80211_ATTR_MAX + 1];
6238 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
6239 struct wpa_signal_info *sig_change = arg;
6241 nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
6242 genlmsg_attrlen(gnlh, 0), NULL);
6244 sig_change->center_frq1 = -1;
6245 sig_change->center_frq2 = -1;
6246 sig_change->chanwidth = CHAN_WIDTH_UNKNOWN;
6248 if (tb[NL80211_ATTR_CHANNEL_WIDTH]) {
6249 sig_change->chanwidth = convert2width(
6250 nla_get_u32(tb[NL80211_ATTR_CHANNEL_WIDTH]));
6251 if (tb[NL80211_ATTR_CENTER_FREQ1])
6252 sig_change->center_frq1 =
6253 nla_get_u32(tb[NL80211_ATTR_CENTER_FREQ1]);
6254 if (tb[NL80211_ATTR_CENTER_FREQ2])
6255 sig_change->center_frq2 =
6256 nla_get_u32(tb[NL80211_ATTR_CENTER_FREQ2]);
6263 static int nl80211_get_channel_width(struct wpa_driver_nl80211_data *drv,
6264 struct wpa_signal_info *sig)
6268 msg = nl80211_drv_msg(drv, 0, NL80211_CMD_GET_INTERFACE);
6269 return send_and_recv_msgs(drv, msg, get_channel_width, sig);
6273 static int nl80211_signal_poll(void *priv, struct wpa_signal_info *si)
6275 struct i802_bss *bss = priv;
6276 struct wpa_driver_nl80211_data *drv = bss->drv;
6279 os_memset(si, 0, sizeof(*si));
6280 res = nl80211_get_link_signal(drv, si);
6284 res = nl80211_get_channel_width(drv, si);
6288 return nl80211_get_link_noise(drv, si);
6292 static int wpa_driver_nl80211_shared_freq(void *priv)
6294 struct i802_bss *bss = priv;
6295 struct wpa_driver_nl80211_data *drv = bss->drv;
6296 struct wpa_driver_nl80211_data *driver;
6300 * If the same PHY is in connected state with some other interface,
6301 * then retrieve the assoc freq.
6303 wpa_printf(MSG_DEBUG, "nl80211: Get shared freq for PHY %s",
6306 dl_list_for_each(driver, &drv->global->interfaces,
6307 struct wpa_driver_nl80211_data, list) {
6308 if (drv == driver ||
6309 os_strcmp(drv->phyname, driver->phyname) != 0 ||
6310 !driver->associated)
6313 wpa_printf(MSG_DEBUG, "nl80211: Found a match for PHY %s - %s "
6315 driver->phyname, driver->first_bss->ifname,
6316 MAC2STR(driver->first_bss->addr));
6317 if (is_ap_interface(driver->nlmode))
6318 freq = driver->first_bss->freq;
6320 freq = nl80211_get_assoc_freq(driver);
6321 wpa_printf(MSG_DEBUG, "nl80211: Shared freq for PHY %s: %d",
6322 drv->phyname, freq);
6326 wpa_printf(MSG_DEBUG, "nl80211: No shared interface for "
6327 "PHY (%s) in associated state", drv->phyname);
6333 static int nl80211_send_frame(void *priv, const u8 *data, size_t data_len,
6336 struct i802_bss *bss = priv;
6337 return wpa_driver_nl80211_send_frame(bss, data, data_len, encrypt, 0,
6342 static int nl80211_set_param(void *priv, const char *param)
6344 wpa_printf(MSG_DEBUG, "nl80211: driver param='%s'", param);
6349 if (os_strstr(param, "use_p2p_group_interface=1")) {
6350 struct i802_bss *bss = priv;
6351 struct wpa_driver_nl80211_data *drv = bss->drv;
6353 wpa_printf(MSG_DEBUG, "nl80211: Use separate P2P group "
6355 drv->capa.flags |= WPA_DRIVER_FLAGS_P2P_CONCURRENT;
6356 drv->capa.flags |= WPA_DRIVER_FLAGS_P2P_MGMT_AND_NON_P2P;
6358 #endif /* CONFIG_P2P */
6360 if (os_strstr(param, "use_monitor=1")) {
6361 struct i802_bss *bss = priv;
6362 struct wpa_driver_nl80211_data *drv = bss->drv;
6363 drv->use_monitor = 1;
6366 if (os_strstr(param, "force_connect_cmd=1")) {
6367 struct i802_bss *bss = priv;
6368 struct wpa_driver_nl80211_data *drv = bss->drv;
6369 drv->capa.flags &= ~WPA_DRIVER_FLAGS_SME;
6370 drv->force_connect_cmd = 1;
6373 if (os_strstr(param, "no_offchannel_tx=1")) {
6374 struct i802_bss *bss = priv;
6375 struct wpa_driver_nl80211_data *drv = bss->drv;
6376 drv->capa.flags &= ~WPA_DRIVER_FLAGS_OFFCHANNEL_TX;
6377 drv->test_use_roc_tx = 1;
6384 static void * nl80211_global_init(void)
6386 struct nl80211_global *global;
6387 struct netlink_config *cfg;
6389 global = os_zalloc(sizeof(*global));
6392 global->ioctl_sock = -1;
6393 dl_list_init(&global->interfaces);
6394 global->if_add_ifindex = -1;
6396 cfg = os_zalloc(sizeof(*cfg));
6401 cfg->newlink_cb = wpa_driver_nl80211_event_rtm_newlink;
6402 cfg->dellink_cb = wpa_driver_nl80211_event_rtm_dellink;
6403 global->netlink = netlink_init(cfg);
6404 if (global->netlink == NULL) {
6409 if (wpa_driver_nl80211_init_nl_global(global) < 0)
6412 global->ioctl_sock = socket(PF_INET, SOCK_DGRAM, 0);
6413 if (global->ioctl_sock < 0) {
6414 wpa_printf(MSG_ERROR, "nl80211: socket(PF_INET,SOCK_DGRAM) failed: %s",
6422 nl80211_global_deinit(global);
6427 static void nl80211_global_deinit(void *priv)
6429 struct nl80211_global *global = priv;
6432 if (!dl_list_empty(&global->interfaces)) {
6433 wpa_printf(MSG_ERROR, "nl80211: %u interface(s) remain at "
6434 "nl80211_global_deinit",
6435 dl_list_len(&global->interfaces));
6438 if (global->netlink)
6439 netlink_deinit(global->netlink);
6441 nl_destroy_handles(&global->nl);
6443 if (global->nl_event)
6444 nl80211_destroy_eloop_handle(&global->nl_event);
6446 nl_cb_put(global->nl_cb);
6448 if (global->ioctl_sock >= 0)
6449 close(global->ioctl_sock);
6455 static const char * nl80211_get_radio_name(void *priv)
6457 struct i802_bss *bss = priv;
6458 struct wpa_driver_nl80211_data *drv = bss->drv;
6459 return drv->phyname;
6463 static int nl80211_pmkid(struct i802_bss *bss, int cmd, const u8 *bssid,
6468 if (!(msg = nl80211_bss_msg(bss, 0, cmd)) ||
6469 (pmkid && nla_put(msg, NL80211_ATTR_PMKID, 16, pmkid)) ||
6470 (bssid && nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, bssid))) {
6475 return send_and_recv_msgs(bss->drv, msg, NULL, NULL);
6479 static int nl80211_add_pmkid(void *priv, const u8 *bssid, const u8 *pmkid)
6481 struct i802_bss *bss = priv;
6482 wpa_printf(MSG_DEBUG, "nl80211: Add PMKID for " MACSTR, MAC2STR(bssid));
6483 return nl80211_pmkid(bss, NL80211_CMD_SET_PMKSA, bssid, pmkid);
6487 static int nl80211_remove_pmkid(void *priv, const u8 *bssid, const u8 *pmkid)
6489 struct i802_bss *bss = priv;
6490 wpa_printf(MSG_DEBUG, "nl80211: Delete PMKID for " MACSTR,
6492 return nl80211_pmkid(bss, NL80211_CMD_DEL_PMKSA, bssid, pmkid);
6496 static int nl80211_flush_pmkid(void *priv)
6498 struct i802_bss *bss = priv;
6499 wpa_printf(MSG_DEBUG, "nl80211: Flush PMKIDs");
6500 return nl80211_pmkid(bss, NL80211_CMD_FLUSH_PMKSA, NULL, NULL);
6504 static void clean_survey_results(struct survey_results *survey_results)
6506 struct freq_survey *survey, *tmp;
6508 if (dl_list_empty(&survey_results->survey_list))
6511 dl_list_for_each_safe(survey, tmp, &survey_results->survey_list,
6512 struct freq_survey, list) {
6513 dl_list_del(&survey->list);
6519 static void add_survey(struct nlattr **sinfo, u32 ifidx,
6520 struct dl_list *survey_list)
6522 struct freq_survey *survey;
6524 survey = os_zalloc(sizeof(struct freq_survey));
6528 survey->ifidx = ifidx;
6529 survey->freq = nla_get_u32(sinfo[NL80211_SURVEY_INFO_FREQUENCY]);
6532 if (sinfo[NL80211_SURVEY_INFO_NOISE]) {
6533 survey->nf = (int8_t)
6534 nla_get_u8(sinfo[NL80211_SURVEY_INFO_NOISE]);
6535 survey->filled |= SURVEY_HAS_NF;
6538 if (sinfo[NL80211_SURVEY_INFO_CHANNEL_TIME]) {
6539 survey->channel_time =
6540 nla_get_u64(sinfo[NL80211_SURVEY_INFO_CHANNEL_TIME]);
6541 survey->filled |= SURVEY_HAS_CHAN_TIME;
6544 if (sinfo[NL80211_SURVEY_INFO_CHANNEL_TIME_BUSY]) {
6545 survey->channel_time_busy =
6546 nla_get_u64(sinfo[NL80211_SURVEY_INFO_CHANNEL_TIME_BUSY]);
6547 survey->filled |= SURVEY_HAS_CHAN_TIME_BUSY;
6550 if (sinfo[NL80211_SURVEY_INFO_CHANNEL_TIME_RX]) {
6551 survey->channel_time_rx =
6552 nla_get_u64(sinfo[NL80211_SURVEY_INFO_CHANNEL_TIME_RX]);
6553 survey->filled |= SURVEY_HAS_CHAN_TIME_RX;
6556 if (sinfo[NL80211_SURVEY_INFO_CHANNEL_TIME_TX]) {
6557 survey->channel_time_tx =
6558 nla_get_u64(sinfo[NL80211_SURVEY_INFO_CHANNEL_TIME_TX]);
6559 survey->filled |= SURVEY_HAS_CHAN_TIME_TX;
6562 wpa_printf(MSG_DEBUG, "nl80211: Freq survey dump event (freq=%d MHz noise=%d channel_time=%ld busy_time=%ld tx_time=%ld rx_time=%ld filled=%04x)",
6565 (unsigned long int) survey->channel_time,
6566 (unsigned long int) survey->channel_time_busy,
6567 (unsigned long int) survey->channel_time_tx,
6568 (unsigned long int) survey->channel_time_rx,
6571 dl_list_add_tail(survey_list, &survey->list);
6575 static int check_survey_ok(struct nlattr **sinfo, u32 surveyed_freq,
6576 unsigned int freq_filter)
6581 return freq_filter == surveyed_freq;
6585 static int survey_handler(struct nl_msg *msg, void *arg)
6587 struct nlattr *tb[NL80211_ATTR_MAX + 1];
6588 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
6589 struct nlattr *sinfo[NL80211_SURVEY_INFO_MAX + 1];
6590 struct survey_results *survey_results;
6591 u32 surveyed_freq = 0;
6594 static struct nla_policy survey_policy[NL80211_SURVEY_INFO_MAX + 1] = {
6595 [NL80211_SURVEY_INFO_FREQUENCY] = { .type = NLA_U32 },
6596 [NL80211_SURVEY_INFO_NOISE] = { .type = NLA_U8 },
6599 survey_results = (struct survey_results *) arg;
6601 nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
6602 genlmsg_attrlen(gnlh, 0), NULL);
6604 if (!tb[NL80211_ATTR_IFINDEX])
6607 ifidx = nla_get_u32(tb[NL80211_ATTR_IFINDEX]);
6609 if (!tb[NL80211_ATTR_SURVEY_INFO])
6612 if (nla_parse_nested(sinfo, NL80211_SURVEY_INFO_MAX,
6613 tb[NL80211_ATTR_SURVEY_INFO],
6617 if (!sinfo[NL80211_SURVEY_INFO_FREQUENCY]) {
6618 wpa_printf(MSG_ERROR, "nl80211: Invalid survey data");
6622 surveyed_freq = nla_get_u32(sinfo[NL80211_SURVEY_INFO_FREQUENCY]);
6624 if (!check_survey_ok(sinfo, surveyed_freq,
6625 survey_results->freq_filter))
6628 if (survey_results->freq_filter &&
6629 survey_results->freq_filter != surveyed_freq) {
6630 wpa_printf(MSG_EXCESSIVE, "nl80211: Ignoring survey data for freq %d MHz",
6635 add_survey(sinfo, ifidx, &survey_results->survey_list);
6641 static int wpa_driver_nl80211_get_survey(void *priv, unsigned int freq)
6643 struct i802_bss *bss = priv;
6644 struct wpa_driver_nl80211_data *drv = bss->drv;
6647 union wpa_event_data data;
6648 struct survey_results *survey_results;
6650 os_memset(&data, 0, sizeof(data));
6651 survey_results = &data.survey_results;
6653 dl_list_init(&survey_results->survey_list);
6655 msg = nl80211_drv_msg(drv, NLM_F_DUMP, NL80211_CMD_GET_SURVEY);
6660 data.survey_results.freq_filter = freq;
6663 wpa_printf(MSG_DEBUG, "nl80211: Fetch survey data");
6664 err = send_and_recv_msgs(drv, msg, survey_handler,
6669 wpa_printf(MSG_ERROR, "nl80211: Failed to process survey data");
6671 wpa_supplicant_event(drv->ctx, EVENT_SURVEY, &data);
6673 clean_survey_results(survey_results);
6678 static void nl80211_set_rekey_info(void *priv, const u8 *kek, const u8 *kck,
6679 const u8 *replay_ctr)
6681 struct i802_bss *bss = priv;
6682 struct wpa_driver_nl80211_data *drv = bss->drv;
6683 struct nlattr *replay_nested;
6686 if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_SET_REKEY_OFFLOAD)) ||
6687 !(replay_nested = nla_nest_start(msg, NL80211_ATTR_REKEY_DATA)) ||
6688 nla_put(msg, NL80211_REKEY_DATA_KEK, NL80211_KEK_LEN, kek) ||
6689 nla_put(msg, NL80211_REKEY_DATA_KCK, NL80211_KCK_LEN, kck) ||
6690 nla_put(msg, NL80211_REKEY_DATA_REPLAY_CTR, NL80211_REPLAY_CTR_LEN,
6696 nla_nest_end(msg, replay_nested);
6698 send_and_recv_msgs(drv, msg, NULL, NULL);
6702 static void nl80211_send_null_frame(struct i802_bss *bss, const u8 *own_addr,
6703 const u8 *addr, int qos)
6705 /* send data frame to poll STA and check whether
6706 * this frame is ACKed */
6708 struct ieee80211_hdr hdr;
6710 } STRUCT_PACKED nulldata;
6713 /* Send data frame to poll STA and check whether this frame is ACKed */
6715 os_memset(&nulldata, 0, sizeof(nulldata));
6718 nulldata.hdr.frame_control =
6719 IEEE80211_FC(WLAN_FC_TYPE_DATA,
6720 WLAN_FC_STYPE_QOS_NULL);
6721 size = sizeof(nulldata);
6723 nulldata.hdr.frame_control =
6724 IEEE80211_FC(WLAN_FC_TYPE_DATA,
6725 WLAN_FC_STYPE_NULLFUNC);
6726 size = sizeof(struct ieee80211_hdr);
6729 nulldata.hdr.frame_control |= host_to_le16(WLAN_FC_FROMDS);
6730 os_memcpy(nulldata.hdr.IEEE80211_DA_FROMDS, addr, ETH_ALEN);
6731 os_memcpy(nulldata.hdr.IEEE80211_BSSID_FROMDS, own_addr, ETH_ALEN);
6732 os_memcpy(nulldata.hdr.IEEE80211_SA_FROMDS, own_addr, ETH_ALEN);
6734 if (wpa_driver_nl80211_send_mlme(bss, (u8 *) &nulldata, size, 0, 0, 0,
6736 wpa_printf(MSG_DEBUG, "nl80211_send_null_frame: Failed to "
6740 static void nl80211_poll_client(void *priv, const u8 *own_addr, const u8 *addr,
6743 struct i802_bss *bss = priv;
6744 struct wpa_driver_nl80211_data *drv = bss->drv;
6747 if (!drv->poll_command_supported) {
6748 nl80211_send_null_frame(bss, own_addr, addr, qos);
6752 if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_PROBE_CLIENT)) ||
6753 nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr)) {
6758 send_and_recv_msgs(drv, msg, NULL, NULL);
6762 static int nl80211_set_power_save(struct i802_bss *bss, int enabled)
6766 if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_SET_POWER_SAVE)) ||
6767 nla_put_u32(msg, NL80211_ATTR_PS_STATE,
6768 enabled ? NL80211_PS_ENABLED : NL80211_PS_DISABLED)) {
6772 return send_and_recv_msgs(bss->drv, msg, NULL, NULL);
6776 static int nl80211_set_p2p_powersave(void *priv, int legacy_ps, int opp_ps,
6779 struct i802_bss *bss = priv;
6781 wpa_printf(MSG_DEBUG, "nl80211: set_p2p_powersave (legacy_ps=%d "
6782 "opp_ps=%d ctwindow=%d)", legacy_ps, opp_ps, ctwindow);
6784 if (opp_ps != -1 || ctwindow != -1) {
6786 wpa_driver_set_p2p_ps(priv, legacy_ps, opp_ps, ctwindow);
6787 #else /* ANDROID_P2P */
6788 return -1; /* Not yet supported */
6789 #endif /* ANDROID_P2P */
6792 if (legacy_ps == -1)
6794 if (legacy_ps != 0 && legacy_ps != 1)
6795 return -1; /* Not yet supported */
6797 return nl80211_set_power_save(bss, legacy_ps);
6801 static int nl80211_start_radar_detection(void *priv,
6802 struct hostapd_freq_params *freq)
6804 struct i802_bss *bss = priv;
6805 struct wpa_driver_nl80211_data *drv = bss->drv;
6809 wpa_printf(MSG_DEBUG, "nl80211: Start radar detection (CAC) %d MHz (ht_enabled=%d, vht_enabled=%d, bandwidth=%d MHz, cf1=%d MHz, cf2=%d MHz)",
6810 freq->freq, freq->ht_enabled, freq->vht_enabled,
6811 freq->bandwidth, freq->center_freq1, freq->center_freq2);
6813 if (!(drv->capa.flags & WPA_DRIVER_FLAGS_RADAR)) {
6814 wpa_printf(MSG_DEBUG, "nl80211: Driver does not support radar "
6819 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_RADAR_DETECT)) ||
6820 nl80211_put_freq_params(msg, freq) < 0) {
6825 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
6828 wpa_printf(MSG_DEBUG, "nl80211: Failed to start radar detection: "
6829 "%d (%s)", ret, strerror(-ret));
6835 static int nl80211_send_tdls_mgmt(void *priv, const u8 *dst, u8 action_code,
6836 u8 dialog_token, u16 status_code,
6837 u32 peer_capab, int initiator, const u8 *buf,
6840 struct i802_bss *bss = priv;
6841 struct wpa_driver_nl80211_data *drv = bss->drv;
6844 if (!(drv->capa.flags & WPA_DRIVER_FLAGS_TDLS_SUPPORT))
6850 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_TDLS_MGMT)) ||
6851 nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, dst) ||
6852 nla_put_u8(msg, NL80211_ATTR_TDLS_ACTION, action_code) ||
6853 nla_put_u8(msg, NL80211_ATTR_TDLS_DIALOG_TOKEN, dialog_token) ||
6854 nla_put_u16(msg, NL80211_ATTR_STATUS_CODE, status_code))
6858 * The internal enum tdls_peer_capability definition is
6859 * currently identical with the nl80211 enum
6860 * nl80211_tdls_peer_capability, so no conversion is needed
6863 if (nla_put_u32(msg, NL80211_ATTR_TDLS_PEER_CAPABILITY,
6868 nla_put_flag(msg, NL80211_ATTR_TDLS_INITIATOR)) ||
6869 nla_put(msg, NL80211_ATTR_IE, len, buf))
6872 return send_and_recv_msgs(drv, msg, NULL, NULL);
6880 static int nl80211_tdls_oper(void *priv, enum tdls_oper oper, const u8 *peer)
6882 struct i802_bss *bss = priv;
6883 struct wpa_driver_nl80211_data *drv = bss->drv;
6885 enum nl80211_tdls_operation nl80211_oper;
6887 if (!(drv->capa.flags & WPA_DRIVER_FLAGS_TDLS_SUPPORT))
6891 case TDLS_DISCOVERY_REQ:
6892 nl80211_oper = NL80211_TDLS_DISCOVERY_REQ;
6895 nl80211_oper = NL80211_TDLS_SETUP;
6898 nl80211_oper = NL80211_TDLS_TEARDOWN;
6900 case TDLS_ENABLE_LINK:
6901 nl80211_oper = NL80211_TDLS_ENABLE_LINK;
6903 case TDLS_DISABLE_LINK:
6904 nl80211_oper = NL80211_TDLS_DISABLE_LINK;
6914 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_TDLS_OPER)) ||
6915 nla_put_u8(msg, NL80211_ATTR_TDLS_OPERATION, nl80211_oper) ||
6916 nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, peer)) {
6921 return send_and_recv_msgs(drv, msg, NULL, NULL);
6924 #endif /* CONFIG TDLS */
6927 static int driver_nl80211_set_key(const char *ifname, void *priv,
6928 enum wpa_alg alg, const u8 *addr,
6929 int key_idx, int set_tx,
6930 const u8 *seq, size_t seq_len,
6931 const u8 *key, size_t key_len)
6933 struct i802_bss *bss = priv;
6934 return wpa_driver_nl80211_set_key(ifname, bss, alg, addr, key_idx,
6935 set_tx, seq, seq_len, key, key_len);
6939 static int driver_nl80211_scan2(void *priv,
6940 struct wpa_driver_scan_params *params)
6942 struct i802_bss *bss = priv;
6943 return wpa_driver_nl80211_scan(bss, params);
6947 static int driver_nl80211_deauthenticate(void *priv, const u8 *addr,
6950 struct i802_bss *bss = priv;
6951 return wpa_driver_nl80211_deauthenticate(bss, addr, reason_code);
6955 static int driver_nl80211_authenticate(void *priv,
6956 struct wpa_driver_auth_params *params)
6958 struct i802_bss *bss = priv;
6959 return wpa_driver_nl80211_authenticate(bss, params);
6963 static void driver_nl80211_deinit(void *priv)
6965 struct i802_bss *bss = priv;
6966 wpa_driver_nl80211_deinit(bss);
6970 static int driver_nl80211_if_remove(void *priv, enum wpa_driver_if_type type,
6973 struct i802_bss *bss = priv;
6974 return wpa_driver_nl80211_if_remove(bss, type, ifname);
6978 static int driver_nl80211_send_mlme(void *priv, const u8 *data,
6979 size_t data_len, int noack)
6981 struct i802_bss *bss = priv;
6982 return wpa_driver_nl80211_send_mlme(bss, data, data_len, noack,
6987 static int driver_nl80211_sta_remove(void *priv, const u8 *addr)
6989 struct i802_bss *bss = priv;
6990 return wpa_driver_nl80211_sta_remove(bss, addr, -1, 0);
6994 static int driver_nl80211_set_sta_vlan(void *priv, const u8 *addr,
6995 const char *ifname, int vlan_id)
6997 struct i802_bss *bss = priv;
6998 return i802_set_sta_vlan(bss, addr, ifname, vlan_id);
7002 static int driver_nl80211_read_sta_data(void *priv,
7003 struct hostap_sta_driver_data *data,
7006 struct i802_bss *bss = priv;
7007 return i802_read_sta_data(bss, data, addr);
7011 static int driver_nl80211_send_action(void *priv, unsigned int freq,
7012 unsigned int wait_time,
7013 const u8 *dst, const u8 *src,
7015 const u8 *data, size_t data_len,
7018 struct i802_bss *bss = priv;
7019 return wpa_driver_nl80211_send_action(bss, freq, wait_time, dst, src,
7020 bssid, data, data_len, no_cck);
7024 static int driver_nl80211_probe_req_report(void *priv, int report)
7026 struct i802_bss *bss = priv;
7027 return wpa_driver_nl80211_probe_req_report(bss, report);
7031 static int wpa_driver_nl80211_update_ft_ies(void *priv, const u8 *md,
7032 const u8 *ies, size_t ies_len)
7036 struct i802_bss *bss = priv;
7037 struct wpa_driver_nl80211_data *drv = bss->drv;
7038 u16 mdid = WPA_GET_LE16(md);
7040 wpa_printf(MSG_DEBUG, "nl80211: Updating FT IEs");
7041 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_UPDATE_FT_IES)) ||
7042 nla_put(msg, NL80211_ATTR_IE, ies_len, ies) ||
7043 nla_put_u16(msg, NL80211_ATTR_MDID, mdid)) {
7048 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
7050 wpa_printf(MSG_DEBUG, "nl80211: update_ft_ies failed "
7051 "err=%d (%s)", ret, strerror(-ret));
7058 const u8 * wpa_driver_nl80211_get_macaddr(void *priv)
7060 struct i802_bss *bss = priv;
7061 struct wpa_driver_nl80211_data *drv = bss->drv;
7063 if (drv->nlmode != NL80211_IFTYPE_P2P_DEVICE)
7070 static const char * scan_state_str(enum scan_states scan_state)
7072 switch (scan_state) {
7075 case SCAN_REQUESTED:
7076 return "SCAN_REQUESTED";
7078 return "SCAN_STARTED";
7079 case SCAN_COMPLETED:
7080 return "SCAN_COMPLETED";
7082 return "SCAN_ABORTED";
7083 case SCHED_SCAN_STARTED:
7084 return "SCHED_SCAN_STARTED";
7085 case SCHED_SCAN_STOPPED:
7086 return "SCHED_SCAN_STOPPED";
7087 case SCHED_SCAN_RESULTS:
7088 return "SCHED_SCAN_RESULTS";
7095 static int wpa_driver_nl80211_status(void *priv, char *buf, size_t buflen)
7097 struct i802_bss *bss = priv;
7098 struct wpa_driver_nl80211_data *drv = bss->drv;
7105 res = os_snprintf(pos, end - pos,
7117 bss->beacon_set ? "beacon_set=1\n" : "",
7118 bss->added_if_into_bridge ?
7119 "added_if_into_bridge=1\n" : "",
7120 bss->added_bridge ? "added_bridge=1\n" : "",
7121 bss->in_deinit ? "in_deinit=1\n" : "",
7122 bss->if_dynamic ? "if_dynamic=1\n" : "");
7123 if (res < 0 || res >= end - pos)
7127 if (bss->wdev_id_set) {
7128 res = os_snprintf(pos, end - pos, "wdev_id=%llu\n",
7129 (unsigned long long) bss->wdev_id);
7130 if (res < 0 || res >= end - pos)
7135 res = os_snprintf(pos, end - pos,
7137 "perm_addr=" MACSTR "\n"
7141 "auth_bssid=" MACSTR "\n"
7142 "auth_attempt_bssid=" MACSTR "\n"
7143 "bssid=" MACSTR "\n"
7144 "prev_bssid=" MACSTR "\n"
7148 "monitor_ifidx=%d\n"
7149 "monitor_refcount=%d\n"
7150 "last_mgmt_freq=%u\n"
7151 "eapol_tx_sock=%d\n"
7152 "%s%s%s%s%s%s%s%s%s%s%s%s%s",
7154 MAC2STR(drv->perm_addr),
7157 scan_state_str(drv->scan_state),
7158 MAC2STR(drv->auth_bssid),
7159 MAC2STR(drv->auth_attempt_bssid),
7160 MAC2STR(drv->bssid),
7161 MAC2STR(drv->prev_bssid),
7166 drv->monitor_refcount,
7167 drv->last_mgmt_freq,
7169 drv->ignore_if_down_event ?
7170 "ignore_if_down_event=1\n" : "",
7171 drv->scan_complete_events ?
7172 "scan_complete_events=1\n" : "",
7173 drv->disabled_11b_rates ?
7174 "disabled_11b_rates=1\n" : "",
7175 drv->pending_remain_on_chan ?
7176 "pending_remain_on_chan=1\n" : "",
7177 drv->in_interface_list ? "in_interface_list=1\n" : "",
7178 drv->device_ap_sme ? "device_ap_sme=1\n" : "",
7179 drv->poll_command_supported ?
7180 "poll_command_supported=1\n" : "",
7181 drv->data_tx_status ? "data_tx_status=1\n" : "",
7182 drv->scan_for_auth ? "scan_for_auth=1\n" : "",
7183 drv->retry_auth ? "retry_auth=1\n" : "",
7184 drv->use_monitor ? "use_monitor=1\n" : "",
7185 drv->ignore_next_local_disconnect ?
7186 "ignore_next_local_disconnect=1\n" : "",
7187 drv->ignore_next_local_deauth ?
7188 "ignore_next_local_deauth=1\n" : "");
7189 if (res < 0 || res >= end - pos)
7193 if (drv->has_capability) {
7194 res = os_snprintf(pos, end - pos,
7195 "capa.key_mgmt=0x%x\n"
7198 "capa.flags=0x%llx\n"
7199 "capa.max_scan_ssids=%d\n"
7200 "capa.max_sched_scan_ssids=%d\n"
7201 "capa.sched_scan_supported=%d\n"
7202 "capa.max_match_sets=%d\n"
7203 "capa.max_remain_on_chan=%u\n"
7204 "capa.max_stations=%u\n"
7205 "capa.probe_resp_offloads=0x%x\n"
7206 "capa.max_acl_mac_addrs=%u\n"
7207 "capa.num_multichan_concurrent=%u\n",
7211 (unsigned long long) drv->capa.flags,
7212 drv->capa.max_scan_ssids,
7213 drv->capa.max_sched_scan_ssids,
7214 drv->capa.sched_scan_supported,
7215 drv->capa.max_match_sets,
7216 drv->capa.max_remain_on_chan,
7217 drv->capa.max_stations,
7218 drv->capa.probe_resp_offloads,
7219 drv->capa.max_acl_mac_addrs,
7220 drv->capa.num_multichan_concurrent);
7221 if (res < 0 || res >= end - pos)
7230 static int set_beacon_data(struct nl_msg *msg, struct beacon_data *settings)
7232 if ((settings->head &&
7233 nla_put(msg, NL80211_ATTR_BEACON_HEAD,
7234 settings->head_len, settings->head)) ||
7236 nla_put(msg, NL80211_ATTR_BEACON_TAIL,
7237 settings->tail_len, settings->tail)) ||
7238 (settings->beacon_ies &&
7239 nla_put(msg, NL80211_ATTR_IE,
7240 settings->beacon_ies_len, settings->beacon_ies)) ||
7241 (settings->proberesp_ies &&
7242 nla_put(msg, NL80211_ATTR_IE_PROBE_RESP,
7243 settings->proberesp_ies_len, settings->proberesp_ies)) ||
7244 (settings->assocresp_ies &&
7245 nla_put(msg, NL80211_ATTR_IE_ASSOC_RESP,
7246 settings->assocresp_ies_len, settings->assocresp_ies)) ||
7247 (settings->probe_resp &&
7248 nla_put(msg, NL80211_ATTR_PROBE_RESP,
7249 settings->probe_resp_len, settings->probe_resp)))
7256 static int nl80211_switch_channel(void *priv, struct csa_settings *settings)
7259 struct i802_bss *bss = priv;
7260 struct wpa_driver_nl80211_data *drv = bss->drv;
7261 struct nlattr *beacon_csa;
7264 wpa_printf(MSG_DEBUG, "nl80211: Channel switch request (cs_count=%u block_tx=%u freq=%d width=%d cf1=%d cf2=%d)",
7265 settings->cs_count, settings->block_tx,
7266 settings->freq_params.freq, settings->freq_params.bandwidth,
7267 settings->freq_params.center_freq1,
7268 settings->freq_params.center_freq2);
7270 if (!(drv->capa.flags & WPA_DRIVER_FLAGS_AP_CSA)) {
7271 wpa_printf(MSG_DEBUG, "nl80211: Driver does not support channel switch command");
7275 if ((drv->nlmode != NL80211_IFTYPE_AP) &&
7276 (drv->nlmode != NL80211_IFTYPE_P2P_GO))
7279 /* check settings validity */
7280 if (!settings->beacon_csa.tail ||
7281 ((settings->beacon_csa.tail_len <=
7282 settings->counter_offset_beacon) ||
7283 (settings->beacon_csa.tail[settings->counter_offset_beacon] !=
7284 settings->cs_count)))
7287 if (settings->beacon_csa.probe_resp &&
7288 ((settings->beacon_csa.probe_resp_len <=
7289 settings->counter_offset_presp) ||
7290 (settings->beacon_csa.probe_resp[settings->counter_offset_presp] !=
7291 settings->cs_count)))
7294 if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_CHANNEL_SWITCH)) ||
7295 nla_put_u32(msg, NL80211_ATTR_CH_SWITCH_COUNT,
7296 settings->cs_count) ||
7297 (ret = nl80211_put_freq_params(msg, &settings->freq_params)) ||
7298 (settings->block_tx &&
7299 nla_put_flag(msg, NL80211_ATTR_CH_SWITCH_BLOCK_TX)))
7302 /* beacon_after params */
7303 ret = set_beacon_data(msg, &settings->beacon_after);
7307 /* beacon_csa params */
7308 beacon_csa = nla_nest_start(msg, NL80211_ATTR_CSA_IES);
7312 ret = set_beacon_data(msg, &settings->beacon_csa);
7316 if (nla_put_u16(msg, NL80211_ATTR_CSA_C_OFF_BEACON,
7317 settings->counter_offset_beacon) ||
7318 (settings->beacon_csa.probe_resp &&
7319 nla_put_u16(msg, NL80211_ATTR_CSA_C_OFF_PRESP,
7320 settings->counter_offset_presp)))
7323 nla_nest_end(msg, beacon_csa);
7324 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
7326 wpa_printf(MSG_DEBUG, "nl80211: switch_channel failed err=%d (%s)",
7327 ret, strerror(-ret));
7335 wpa_printf(MSG_DEBUG, "nl80211: Could not build channel switch request");
7340 static int nl80211_add_ts(void *priv, u8 tsid, const u8 *addr,
7341 u8 user_priority, u16 admitted_time)
7343 struct i802_bss *bss = priv;
7344 struct wpa_driver_nl80211_data *drv = bss->drv;
7348 wpa_printf(MSG_DEBUG,
7349 "nl80211: add_ts request: tsid=%u admitted_time=%u up=%d",
7350 tsid, admitted_time, user_priority);
7352 if (!is_sta_interface(drv->nlmode))
7355 msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_ADD_TX_TS);
7357 nla_put_u8(msg, NL80211_ATTR_TSID, tsid) ||
7358 nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr) ||
7359 nla_put_u8(msg, NL80211_ATTR_USER_PRIO, user_priority) ||
7360 nla_put_u16(msg, NL80211_ATTR_ADMITTED_TIME, admitted_time)) {
7365 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
7367 wpa_printf(MSG_DEBUG, "nl80211: add_ts failed err=%d (%s)",
7368 ret, strerror(-ret));
7373 static int nl80211_del_ts(void *priv, u8 tsid, const u8 *addr)
7375 struct i802_bss *bss = priv;
7376 struct wpa_driver_nl80211_data *drv = bss->drv;
7380 wpa_printf(MSG_DEBUG, "nl80211: del_ts request: tsid=%u", tsid);
7382 if (!is_sta_interface(drv->nlmode))
7385 if (!(msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_DEL_TX_TS)) ||
7386 nla_put_u8(msg, NL80211_ATTR_TSID, tsid) ||
7387 nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr)) {
7392 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
7394 wpa_printf(MSG_DEBUG, "nl80211: del_ts failed err=%d (%s)",
7395 ret, strerror(-ret));
7400 #ifdef CONFIG_TESTING_OPTIONS
7401 static int cmd_reply_handler(struct nl_msg *msg, void *arg)
7403 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
7404 struct wpabuf *buf = arg;
7409 if ((size_t) genlmsg_attrlen(gnlh, 0) > wpabuf_tailroom(buf)) {
7410 wpa_printf(MSG_INFO, "nl80211: insufficient buffer space for reply");
7414 wpabuf_put_data(buf, genlmsg_attrdata(gnlh, 0),
7415 genlmsg_attrlen(gnlh, 0));
7419 #endif /* CONFIG_TESTING_OPTIONS */
7422 static int vendor_reply_handler(struct nl_msg *msg, void *arg)
7424 struct nlattr *tb[NL80211_ATTR_MAX + 1];
7425 struct nlattr *nl_vendor_reply, *nl;
7426 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
7427 struct wpabuf *buf = arg;
7433 nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
7434 genlmsg_attrlen(gnlh, 0), NULL);
7435 nl_vendor_reply = tb[NL80211_ATTR_VENDOR_DATA];
7437 if (!nl_vendor_reply)
7440 if ((size_t) nla_len(nl_vendor_reply) > wpabuf_tailroom(buf)) {
7441 wpa_printf(MSG_INFO, "nl80211: Vendor command: insufficient buffer space for reply");
7445 nla_for_each_nested(nl, nl_vendor_reply, rem) {
7446 wpabuf_put_data(buf, nla_data(nl), nla_len(nl));
7453 static int nl80211_vendor_cmd(void *priv, unsigned int vendor_id,
7454 unsigned int subcmd, const u8 *data,
7455 size_t data_len, struct wpabuf *buf)
7457 struct i802_bss *bss = priv;
7458 struct wpa_driver_nl80211_data *drv = bss->drv;
7462 #ifdef CONFIG_TESTING_OPTIONS
7463 if (vendor_id == 0xffffffff) {
7464 msg = nlmsg_alloc();
7468 nl80211_cmd(drv, msg, 0, subcmd);
7469 if (nlmsg_append(msg, (void *) data, data_len, NLMSG_ALIGNTO) <
7472 ret = send_and_recv_msgs(drv, msg, cmd_reply_handler, buf);
7474 wpa_printf(MSG_DEBUG, "nl80211: command failed err=%d",
7478 #endif /* CONFIG_TESTING_OPTIONS */
7480 if (!(msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_VENDOR)) ||
7481 nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, vendor_id) ||
7482 nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD, subcmd) ||
7484 nla_put(msg, NL80211_ATTR_VENDOR_DATA, data_len, data)))
7487 ret = send_and_recv_msgs(drv, msg, vendor_reply_handler, buf);
7489 wpa_printf(MSG_DEBUG, "nl80211: vendor command failed err=%d",
7499 static int nl80211_set_qos_map(void *priv, const u8 *qos_map_set,
7502 struct i802_bss *bss = priv;
7503 struct wpa_driver_nl80211_data *drv = bss->drv;
7507 wpa_hexdump(MSG_DEBUG, "nl80211: Setting QoS Map",
7508 qos_map_set, qos_map_set_len);
7510 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_SET_QOS_MAP)) ||
7511 nla_put(msg, NL80211_ATTR_QOS_MAP, qos_map_set_len, qos_map_set)) {
7516 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
7518 wpa_printf(MSG_DEBUG, "nl80211: Setting QoS Map failed");
7524 static int nl80211_set_wowlan(void *priv,
7525 const struct wowlan_triggers *triggers)
7527 struct i802_bss *bss = priv;
7528 struct wpa_driver_nl80211_data *drv = bss->drv;
7530 struct nlattr *wowlan_triggers;
7533 wpa_printf(MSG_DEBUG, "nl80211: Setting wowlan");
7535 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_SET_WOWLAN)) ||
7536 !(wowlan_triggers = nla_nest_start(msg,
7537 NL80211_ATTR_WOWLAN_TRIGGERS)) ||
7539 nla_put_flag(msg, NL80211_WOWLAN_TRIG_ANY)) ||
7540 (triggers->disconnect &&
7541 nla_put_flag(msg, NL80211_WOWLAN_TRIG_DISCONNECT)) ||
7542 (triggers->magic_pkt &&
7543 nla_put_flag(msg, NL80211_WOWLAN_TRIG_MAGIC_PKT)) ||
7544 (triggers->gtk_rekey_failure &&
7545 nla_put_flag(msg, NL80211_WOWLAN_TRIG_GTK_REKEY_FAILURE)) ||
7546 (triggers->eap_identity_req &&
7547 nla_put_flag(msg, NL80211_WOWLAN_TRIG_EAP_IDENT_REQUEST)) ||
7548 (triggers->four_way_handshake &&
7549 nla_put_flag(msg, NL80211_WOWLAN_TRIG_4WAY_HANDSHAKE)) ||
7550 (triggers->rfkill_release &&
7551 nla_put_flag(msg, NL80211_WOWLAN_TRIG_RFKILL_RELEASE))) {
7556 nla_nest_end(msg, wowlan_triggers);
7558 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
7560 wpa_printf(MSG_DEBUG, "nl80211: Setting wowlan failed");
7566 static int nl80211_roaming(void *priv, int allowed, const u8 *bssid)
7568 struct i802_bss *bss = priv;
7569 struct wpa_driver_nl80211_data *drv = bss->drv;
7571 struct nlattr *params;
7573 wpa_printf(MSG_DEBUG, "nl80211: Roaming policy: allowed=%d", allowed);
7575 if (!drv->roaming_vendor_cmd_avail) {
7576 wpa_printf(MSG_DEBUG,
7577 "nl80211: Ignore roaming policy change since driver does not provide command for setting it");
7581 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) ||
7582 nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) ||
7583 nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD,
7584 QCA_NL80211_VENDOR_SUBCMD_ROAMING) ||
7585 !(params = nla_nest_start(msg, NL80211_ATTR_VENDOR_DATA)) ||
7586 nla_put_u32(msg, QCA_WLAN_VENDOR_ATTR_ROAMING_POLICY,
7587 allowed ? QCA_ROAMING_ALLOWED_WITHIN_ESS :
7588 QCA_ROAMING_NOT_ALLOWED) ||
7590 nla_put(msg, QCA_WLAN_VENDOR_ATTR_MAC_ADDR, ETH_ALEN, bssid))) {
7594 nla_nest_end(msg, params);
7596 return send_and_recv_msgs(drv, msg, NULL, NULL);
7600 static int nl80211_set_mac_addr(void *priv, const u8 *addr)
7602 struct i802_bss *bss = priv;
7603 struct wpa_driver_nl80211_data *drv = bss->drv;
7604 int new_addr = addr != NULL;
7607 addr = drv->perm_addr;
7609 if (linux_set_iface_flags(drv->global->ioctl_sock, bss->ifname, 0) < 0)
7612 if (linux_set_ifhwaddr(drv->global->ioctl_sock, bss->ifname, addr) < 0)
7614 wpa_printf(MSG_DEBUG,
7615 "nl80211: failed to set_mac_addr for %s to " MACSTR,
7616 bss->ifname, MAC2STR(addr));
7617 if (linux_set_iface_flags(drv->global->ioctl_sock, bss->ifname,
7619 wpa_printf(MSG_DEBUG,
7620 "nl80211: Could not restore interface UP after failed set_mac_addr");
7625 wpa_printf(MSG_DEBUG, "nl80211: set_mac_addr for %s to " MACSTR,
7626 bss->ifname, MAC2STR(addr));
7627 drv->addr_changed = new_addr;
7628 os_memcpy(bss->addr, addr, ETH_ALEN);
7630 if (linux_set_iface_flags(drv->global->ioctl_sock, bss->ifname, 1) < 0)
7632 wpa_printf(MSG_DEBUG,
7633 "nl80211: Could not restore interface UP after set_mac_addr");
7642 static int wpa_driver_nl80211_init_mesh(void *priv)
7644 if (wpa_driver_nl80211_set_mode(priv, NL80211_IFTYPE_MESH_POINT)) {
7645 wpa_printf(MSG_INFO,
7646 "nl80211: Failed to set interface into mesh mode");
7654 wpa_driver_nl80211_join_mesh(void *priv,
7655 struct wpa_driver_mesh_join_params *params)
7657 struct i802_bss *bss = priv;
7658 struct wpa_driver_nl80211_data *drv = bss->drv;
7660 struct nlattr *container;
7663 wpa_printf(MSG_DEBUG, "nl80211: mesh join (ifindex=%d)", drv->ifindex);
7664 msg = nl80211_drv_msg(drv, 0, NL80211_CMD_JOIN_MESH);
7668 wpa_printf(MSG_DEBUG, " * freq=%d", params->freq);
7669 if (nla_put_u32(msg, NL80211_ATTR_WIPHY_FREQ, params->freq))
7673 if (params->ht_mode) {
7674 unsigned int ht_value;
7677 switch (params->ht_mode) {
7680 ht_value = NL80211_CHAN_NO_HT;
7684 ht_value = NL80211_CHAN_HT20;
7688 ht_value = NL80211_CHAN_HT40PLUS;
7691 case CHAN_HT40MINUS:
7692 ht_value = NL80211_CHAN_HT40MINUS;
7696 wpa_printf(MSG_DEBUG, " * ht_mode=%s", ht_mode);
7697 if (nla_put_u32(msg, NL80211_ATTR_WIPHY_CHANNEL_TYPE, ht_value))
7701 if (params->basic_rates) {
7702 u8 rates[NL80211_MAX_SUPP_RATES];
7706 for (i = 0; i < NL80211_MAX_SUPP_RATES; i++) {
7707 if (params->basic_rates[i] < 0)
7709 rates[rates_len++] = params->basic_rates[i] / 5;
7712 if (nla_put(msg, NL80211_ATTR_BSS_BASIC_RATES, rates_len,
7717 if (params->meshid) {
7718 wpa_hexdump_ascii(MSG_DEBUG, " * SSID",
7719 params->meshid, params->meshid_len);
7720 if (nla_put(msg, NL80211_ATTR_MESH_ID, params->meshid_len,
7725 wpa_printf(MSG_DEBUG, " * flags=%08X", params->flags);
7727 container = nla_nest_start(msg, NL80211_ATTR_MESH_SETUP);
7732 wpa_hexdump(MSG_DEBUG, " * IEs", params->ies, params->ie_len);
7733 if (nla_put(msg, NL80211_MESH_SETUP_IE, params->ie_len,
7737 /* WPA_DRIVER_MESH_FLAG_OPEN_AUTH is treated as default by nl80211 */
7738 if (params->flags & WPA_DRIVER_MESH_FLAG_SAE_AUTH) {
7739 if (nla_put_u8(msg, NL80211_MESH_SETUP_AUTH_PROTOCOL, 0x1) ||
7740 nla_put_flag(msg, NL80211_MESH_SETUP_USERSPACE_AUTH))
7743 if ((params->flags & WPA_DRIVER_MESH_FLAG_AMPE) &&
7744 nla_put_flag(msg, NL80211_MESH_SETUP_USERSPACE_AMPE))
7746 if ((params->flags & WPA_DRIVER_MESH_FLAG_USER_MPM) &&
7747 nla_put_flag(msg, NL80211_MESH_SETUP_USERSPACE_MPM))
7749 nla_nest_end(msg, container);
7751 container = nla_nest_start(msg, NL80211_ATTR_MESH_CONFIG);
7755 if (!(params->conf.flags & WPA_DRIVER_MESH_CONF_FLAG_AUTO_PLINKS) &&
7756 nla_put_u32(msg, NL80211_MESHCONF_AUTO_OPEN_PLINKS, 0))
7758 nla_nest_end(msg, container);
7760 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
7763 wpa_printf(MSG_DEBUG, "nl80211: mesh join failed: ret=%d (%s)",
7764 ret, strerror(-ret));
7768 bss->freq = params->freq;
7769 wpa_printf(MSG_DEBUG, "nl80211: mesh join request send successfully");
7777 static int wpa_driver_nl80211_leave_mesh(void *priv)
7779 struct i802_bss *bss = priv;
7780 struct wpa_driver_nl80211_data *drv = bss->drv;
7784 wpa_printf(MSG_DEBUG, "nl80211: mesh leave (ifindex=%d)", drv->ifindex);
7785 msg = nl80211_drv_msg(drv, 0, NL80211_CMD_LEAVE_MESH);
7786 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
7788 wpa_printf(MSG_DEBUG, "nl80211: mesh leave failed: ret=%d (%s)",
7789 ret, strerror(-ret));
7791 wpa_printf(MSG_DEBUG,
7792 "nl80211: mesh leave request send successfully");
7795 if (wpa_driver_nl80211_set_mode(drv->first_bss,
7796 NL80211_IFTYPE_STATION)) {
7797 wpa_printf(MSG_INFO,
7798 "nl80211: Failed to set interface into station mode");
7803 #endif /* CONFIG_MESH */
7806 static int wpa_driver_br_add_ip_neigh(void *priv, u8 version,
7807 const u8 *ipaddr, int prefixlen,
7810 #ifdef CONFIG_LIBNL3_ROUTE
7811 struct i802_bss *bss = priv;
7812 struct wpa_driver_nl80211_data *drv = bss->drv;
7813 struct rtnl_neigh *rn;
7814 struct nl_addr *nl_ipaddr = NULL;
7815 struct nl_addr *nl_lladdr = NULL;
7816 int family, addrsize;
7819 if (!ipaddr || prefixlen == 0 || !addr)
7822 if (bss->br_ifindex == 0) {
7823 wpa_printf(MSG_DEBUG,
7824 "nl80211: bridge must be set before adding an ip neigh to it");
7828 if (!drv->rtnl_sk) {
7829 wpa_printf(MSG_DEBUG,
7830 "nl80211: nl_sock for NETLINK_ROUTE is not initialized");
7837 } else if (version == 6) {
7844 rn = rtnl_neigh_alloc();
7848 /* set the destination ip address for neigh */
7849 nl_ipaddr = nl_addr_build(family, (void *) ipaddr, addrsize);
7850 if (nl_ipaddr == NULL) {
7851 wpa_printf(MSG_DEBUG, "nl80211: nl_ipaddr build failed");
7855 nl_addr_set_prefixlen(nl_ipaddr, prefixlen);
7856 res = rtnl_neigh_set_dst(rn, nl_ipaddr);
7858 wpa_printf(MSG_DEBUG,
7859 "nl80211: neigh set destination addr failed");
7863 /* set the corresponding lladdr for neigh */
7864 nl_lladdr = nl_addr_build(AF_BRIDGE, (u8 *) addr, ETH_ALEN);
7865 if (nl_lladdr == NULL) {
7866 wpa_printf(MSG_DEBUG, "nl80211: neigh set lladdr failed");
7870 rtnl_neigh_set_lladdr(rn, nl_lladdr);
7872 rtnl_neigh_set_ifindex(rn, bss->br_ifindex);
7873 rtnl_neigh_set_state(rn, NUD_PERMANENT);
7875 res = rtnl_neigh_add(drv->rtnl_sk, rn, NLM_F_CREATE);
7877 wpa_printf(MSG_DEBUG,
7878 "nl80211: Adding bridge ip neigh failed: %s",
7883 nl_addr_put(nl_lladdr);
7885 nl_addr_put(nl_ipaddr);
7889 #else /* CONFIG_LIBNL3_ROUTE */
7891 #endif /* CONFIG_LIBNL3_ROUTE */
7895 static int wpa_driver_br_delete_ip_neigh(void *priv, u8 version,
7898 #ifdef CONFIG_LIBNL3_ROUTE
7899 struct i802_bss *bss = priv;
7900 struct wpa_driver_nl80211_data *drv = bss->drv;
7901 struct rtnl_neigh *rn;
7902 struct nl_addr *nl_ipaddr;
7903 int family, addrsize;
7912 } else if (version == 6) {
7919 if (bss->br_ifindex == 0) {
7920 wpa_printf(MSG_DEBUG,
7921 "nl80211: bridge must be set to delete an ip neigh");
7925 if (!drv->rtnl_sk) {
7926 wpa_printf(MSG_DEBUG,
7927 "nl80211: nl_sock for NETLINK_ROUTE is not initialized");
7931 rn = rtnl_neigh_alloc();
7935 /* set the destination ip address for neigh */
7936 nl_ipaddr = nl_addr_build(family, (void *) ipaddr, addrsize);
7937 if (nl_ipaddr == NULL) {
7938 wpa_printf(MSG_DEBUG, "nl80211: nl_ipaddr build failed");
7942 res = rtnl_neigh_set_dst(rn, nl_ipaddr);
7944 wpa_printf(MSG_DEBUG,
7945 "nl80211: neigh set destination addr failed");
7949 rtnl_neigh_set_ifindex(rn, bss->br_ifindex);
7951 res = rtnl_neigh_delete(drv->rtnl_sk, rn, 0);
7953 wpa_printf(MSG_DEBUG,
7954 "nl80211: Deleting bridge ip neigh failed: %s",
7959 nl_addr_put(nl_ipaddr);
7963 #else /* CONFIG_LIBNL3_ROUTE */
7965 #endif /* CONFIG_LIBNL3_ROUTE */
7969 static int linux_write_system_file(const char *path, unsigned int val)
7974 len = os_snprintf(buf, sizeof(buf), "%u\n", val);
7978 fd = open(path, O_WRONLY);
7982 if (write(fd, buf, len) < 0) {
7983 wpa_printf(MSG_DEBUG,
7984 "nl80211: Failed to write Linux system file: %s with the value of %d",
7995 static const char * drv_br_port_attr_str(enum drv_br_port_attr attr)
7998 case DRV_BR_PORT_ATTR_PROXYARP:
8000 case DRV_BR_PORT_ATTR_HAIRPIN_MODE:
8001 return "hairpin_mode";
8008 static int wpa_driver_br_port_set_attr(void *priv, enum drv_br_port_attr attr,
8011 struct i802_bss *bss = priv;
8013 const char *attr_txt;
8015 attr_txt = drv_br_port_attr_str(attr);
8016 if (attr_txt == NULL)
8019 os_snprintf(path, sizeof(path), "/sys/class/net/%s/brport/%s",
8020 bss->ifname, attr_txt);
8022 if (linux_write_system_file(path, val))
8029 static const char * drv_br_net_param_str(enum drv_br_net_param param)
8032 case DRV_BR_NET_PARAM_GARP_ACCEPT:
8033 return "arp_accept";
8040 static int wpa_driver_br_set_net_param(void *priv, enum drv_br_net_param param,
8043 struct i802_bss *bss = priv;
8045 const char *param_txt;
8048 param_txt = drv_br_net_param_str(param);
8049 if (param_txt == NULL)
8053 case DRV_BR_NET_PARAM_GARP_ACCEPT:
8060 os_snprintf(path, sizeof(path), "/proc/sys/net/ipv%d/conf/%s/%s",
8061 ip_version, bss->brname, param_txt);
8063 if (linux_write_system_file(path, val))
8070 static int hw_mode_to_qca_acs(enum hostapd_hw_mode hw_mode)
8073 case HOSTAPD_MODE_IEEE80211B:
8074 return QCA_ACS_MODE_IEEE80211B;
8075 case HOSTAPD_MODE_IEEE80211G:
8076 return QCA_ACS_MODE_IEEE80211G;
8077 case HOSTAPD_MODE_IEEE80211A:
8078 return QCA_ACS_MODE_IEEE80211A;
8079 case HOSTAPD_MODE_IEEE80211AD:
8080 return QCA_ACS_MODE_IEEE80211AD;
8087 static int wpa_driver_do_acs(void *priv, struct drv_acs_params *params)
8089 struct i802_bss *bss = priv;
8090 struct wpa_driver_nl80211_data *drv = bss->drv;
8092 struct nlattr *data;
8096 mode = hw_mode_to_qca_acs(params->hw_mode);
8100 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) ||
8101 nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) ||
8102 nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD,
8103 QCA_NL80211_VENDOR_SUBCMD_DO_ACS) ||
8104 !(data = nla_nest_start(msg, NL80211_ATTR_VENDOR_DATA)) ||
8105 nla_put_u8(msg, QCA_WLAN_VENDOR_ATTR_ACS_HW_MODE, mode) ||
8106 (params->ht_enabled &&
8107 nla_put_flag(msg, QCA_WLAN_VENDOR_ATTR_ACS_HT_ENABLED)) ||
8108 (params->ht40_enabled &&
8109 nla_put_flag(msg, QCA_WLAN_VENDOR_ATTR_ACS_HT40_ENABLED))) {
8113 nla_nest_end(msg, data);
8115 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
8117 wpa_printf(MSG_DEBUG,
8118 "nl80211: Failed to invoke driver ACS function: %s",
8125 const struct wpa_driver_ops wpa_driver_nl80211_ops = {
8127 .desc = "Linux nl80211/cfg80211",
8128 .get_bssid = wpa_driver_nl80211_get_bssid,
8129 .get_ssid = wpa_driver_nl80211_get_ssid,
8130 .set_key = driver_nl80211_set_key,
8131 .scan2 = driver_nl80211_scan2,
8132 .sched_scan = wpa_driver_nl80211_sched_scan,
8133 .stop_sched_scan = wpa_driver_nl80211_stop_sched_scan,
8134 .get_scan_results2 = wpa_driver_nl80211_get_scan_results,
8135 .deauthenticate = driver_nl80211_deauthenticate,
8136 .authenticate = driver_nl80211_authenticate,
8137 .associate = wpa_driver_nl80211_associate,
8138 .global_init = nl80211_global_init,
8139 .global_deinit = nl80211_global_deinit,
8140 .init2 = wpa_driver_nl80211_init,
8141 .deinit = driver_nl80211_deinit,
8142 .get_capa = wpa_driver_nl80211_get_capa,
8143 .set_operstate = wpa_driver_nl80211_set_operstate,
8144 .set_supp_port = wpa_driver_nl80211_set_supp_port,
8145 .set_country = wpa_driver_nl80211_set_country,
8146 .get_country = wpa_driver_nl80211_get_country,
8147 .set_ap = wpa_driver_nl80211_set_ap,
8148 .set_acl = wpa_driver_nl80211_set_acl,
8149 .if_add = wpa_driver_nl80211_if_add,
8150 .if_remove = driver_nl80211_if_remove,
8151 .send_mlme = driver_nl80211_send_mlme,
8152 .get_hw_feature_data = nl80211_get_hw_feature_data,
8153 .sta_add = wpa_driver_nl80211_sta_add,
8154 .sta_remove = driver_nl80211_sta_remove,
8155 .hapd_send_eapol = wpa_driver_nl80211_hapd_send_eapol,
8156 .sta_set_flags = wpa_driver_nl80211_sta_set_flags,
8157 .hapd_init = i802_init,
8158 .hapd_deinit = i802_deinit,
8159 .set_wds_sta = i802_set_wds_sta,
8160 .get_seqnum = i802_get_seqnum,
8161 .flush = i802_flush,
8162 .get_inact_sec = i802_get_inact_sec,
8163 .sta_clear_stats = i802_sta_clear_stats,
8164 .set_rts = i802_set_rts,
8165 .set_frag = i802_set_frag,
8166 .set_tx_queue_params = i802_set_tx_queue_params,
8167 .set_sta_vlan = driver_nl80211_set_sta_vlan,
8168 .sta_deauth = i802_sta_deauth,
8169 .sta_disassoc = i802_sta_disassoc,
8170 .read_sta_data = driver_nl80211_read_sta_data,
8171 .set_freq = i802_set_freq,
8172 .send_action = driver_nl80211_send_action,
8173 .send_action_cancel_wait = wpa_driver_nl80211_send_action_cancel_wait,
8174 .remain_on_channel = wpa_driver_nl80211_remain_on_channel,
8175 .cancel_remain_on_channel =
8176 wpa_driver_nl80211_cancel_remain_on_channel,
8177 .probe_req_report = driver_nl80211_probe_req_report,
8178 .deinit_ap = wpa_driver_nl80211_deinit_ap,
8179 .deinit_p2p_cli = wpa_driver_nl80211_deinit_p2p_cli,
8180 .resume = wpa_driver_nl80211_resume,
8181 .signal_monitor = nl80211_signal_monitor,
8182 .signal_poll = nl80211_signal_poll,
8183 .send_frame = nl80211_send_frame,
8184 .shared_freq = wpa_driver_nl80211_shared_freq,
8185 .set_param = nl80211_set_param,
8186 .get_radio_name = nl80211_get_radio_name,
8187 .add_pmkid = nl80211_add_pmkid,
8188 .remove_pmkid = nl80211_remove_pmkid,
8189 .flush_pmkid = nl80211_flush_pmkid,
8190 .set_rekey_info = nl80211_set_rekey_info,
8191 .poll_client = nl80211_poll_client,
8192 .set_p2p_powersave = nl80211_set_p2p_powersave,
8193 .start_dfs_cac = nl80211_start_radar_detection,
8194 .stop_ap = wpa_driver_nl80211_stop_ap,
8196 .send_tdls_mgmt = nl80211_send_tdls_mgmt,
8197 .tdls_oper = nl80211_tdls_oper,
8198 #endif /* CONFIG_TDLS */
8199 .update_ft_ies = wpa_driver_nl80211_update_ft_ies,
8200 .get_mac_addr = wpa_driver_nl80211_get_macaddr,
8201 .get_survey = wpa_driver_nl80211_get_survey,
8202 .status = wpa_driver_nl80211_status,
8203 .switch_channel = nl80211_switch_channel,
8205 .set_noa = wpa_driver_set_p2p_noa,
8206 .get_noa = wpa_driver_get_p2p_noa,
8207 .set_ap_wps_ie = wpa_driver_set_ap_wps_p2p_ie,
8208 #endif /* ANDROID_P2P */
8210 .driver_cmd = wpa_driver_nl80211_driver_cmd,
8211 #endif /* ANDROID */
8212 .vendor_cmd = nl80211_vendor_cmd,
8213 .set_qos_map = nl80211_set_qos_map,
8214 .set_wowlan = nl80211_set_wowlan,
8215 .roaming = nl80211_roaming,
8216 .set_mac_addr = nl80211_set_mac_addr,
8218 .init_mesh = wpa_driver_nl80211_init_mesh,
8219 .join_mesh = wpa_driver_nl80211_join_mesh,
8220 .leave_mesh = wpa_driver_nl80211_leave_mesh,
8221 #endif /* CONFIG_MESH */
8222 .br_add_ip_neigh = wpa_driver_br_add_ip_neigh,
8223 .br_delete_ip_neigh = wpa_driver_br_delete_ip_neigh,
8224 .br_port_set_attr = wpa_driver_br_port_set_attr,
8225 .br_set_net_param = wpa_driver_br_set_net_param,
8226 .add_tx_ts = nl80211_add_ts,
8227 .del_tx_ts = nl80211_del_ts,
8228 .do_acs = wpa_driver_do_acs,