2 * Driver interaction with Linux nl80211/cfg80211
3 * Copyright (c) 2002-2015, 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)
93 static struct nl_handle * nl_create_handle(struct nl_cb *cb, const char *dbg)
95 struct nl_handle *handle;
97 handle = nl80211_handle_alloc(cb);
99 wpa_printf(MSG_ERROR, "nl80211: Failed to allocate netlink "
100 "callbacks (%s)", dbg);
104 if (genl_connect(handle)) {
105 wpa_printf(MSG_ERROR, "nl80211: Failed to connect to generic "
106 "netlink (%s)", dbg);
107 nl80211_handle_destroy(handle);
115 static void nl_destroy_handles(struct nl_handle **handle)
119 nl80211_handle_destroy(*handle);
125 #define ELOOP_SOCKET_INVALID (intptr_t) 0x8888888888888889ULL
127 #define ELOOP_SOCKET_INVALID (intptr_t) 0x88888889ULL
130 static void nl80211_register_eloop_read(struct nl_handle **handle,
131 eloop_sock_handler handler,
134 #ifdef CONFIG_LIBNL20
136 * libnl uses a pretty small buffer (32 kB that gets converted to 64 kB)
137 * by default. It is possible to hit that limit in some cases where
138 * operations are blocked, e.g., with a burst of Deauthentication frames
139 * to hostapd and STA entry deletion. Try to increase the buffer to make
140 * this less likely to occur.
142 if (nl_socket_set_buffer_size(*handle, 262144, 0) < 0) {
143 wpa_printf(MSG_DEBUG,
144 "nl80211: Could not set nl_socket RX buffer size: %s",
146 /* continue anyway with the default (smaller) buffer */
148 #endif /* CONFIG_LIBNL20 */
150 nl_socket_set_nonblocking(*handle);
151 eloop_register_read_sock(nl_socket_get_fd(*handle), handler,
152 eloop_data, *handle);
153 *handle = (void *) (((intptr_t) *handle) ^ ELOOP_SOCKET_INVALID);
157 static void nl80211_destroy_eloop_handle(struct nl_handle **handle)
159 *handle = (void *) (((intptr_t) *handle) ^ ELOOP_SOCKET_INVALID);
160 eloop_unregister_read_sock(nl_socket_get_fd(*handle));
161 nl_destroy_handles(handle);
165 static void nl80211_global_deinit(void *priv);
166 static void nl80211_check_global(struct nl80211_global *global);
168 static void wpa_driver_nl80211_deinit(struct i802_bss *bss);
169 static int wpa_driver_nl80211_set_mode_ibss(struct i802_bss *bss,
170 struct hostapd_freq_params *freq);
173 wpa_driver_nl80211_finish_drv_init(struct wpa_driver_nl80211_data *drv,
174 const u8 *set_addr, int first,
175 const char *driver_params);
176 static int nl80211_send_frame_cmd(struct i802_bss *bss,
177 unsigned int freq, unsigned int wait,
178 const u8 *buf, size_t buf_len, u64 *cookie,
179 int no_cck, int no_ack, int offchanok,
180 const u16 *csa_offs, size_t csa_offs_len);
181 static int wpa_driver_nl80211_probe_req_report(struct i802_bss *bss,
186 static void add_ifidx(struct wpa_driver_nl80211_data *drv, int ifidx,
188 static void del_ifidx(struct wpa_driver_nl80211_data *drv, int ifidx,
190 static int have_ifidx(struct wpa_driver_nl80211_data *drv, int ifidx,
193 static int nl80211_set_channel(struct i802_bss *bss,
194 struct hostapd_freq_params *freq, int set_chan);
195 static int nl80211_disable_11b_rates(struct wpa_driver_nl80211_data *drv,
196 int ifindex, int disabled);
198 static int nl80211_leave_ibss(struct wpa_driver_nl80211_data *drv,
201 static int i802_set_iface_flags(struct i802_bss *bss, int up);
202 static int nl80211_set_param(void *priv, const char *param);
205 /* Converts nl80211_chan_width to a common format */
206 enum chan_width convert2width(int width)
209 case NL80211_CHAN_WIDTH_20_NOHT:
210 return CHAN_WIDTH_20_NOHT;
211 case NL80211_CHAN_WIDTH_20:
212 return CHAN_WIDTH_20;
213 case NL80211_CHAN_WIDTH_40:
214 return CHAN_WIDTH_40;
215 case NL80211_CHAN_WIDTH_80:
216 return CHAN_WIDTH_80;
217 case NL80211_CHAN_WIDTH_80P80:
218 return CHAN_WIDTH_80P80;
219 case NL80211_CHAN_WIDTH_160:
220 return CHAN_WIDTH_160;
222 return CHAN_WIDTH_UNKNOWN;
226 int is_ap_interface(enum nl80211_iftype nlmode)
228 return nlmode == NL80211_IFTYPE_AP ||
229 nlmode == NL80211_IFTYPE_P2P_GO;
233 int is_sta_interface(enum nl80211_iftype nlmode)
235 return nlmode == NL80211_IFTYPE_STATION ||
236 nlmode == NL80211_IFTYPE_P2P_CLIENT;
240 static int is_p2p_net_interface(enum nl80211_iftype nlmode)
242 return nlmode == NL80211_IFTYPE_P2P_CLIENT ||
243 nlmode == NL80211_IFTYPE_P2P_GO;
247 struct i802_bss * get_bss_ifindex(struct wpa_driver_nl80211_data *drv,
250 struct i802_bss *bss;
252 for (bss = drv->first_bss; bss; bss = bss->next) {
253 if (bss->ifindex == ifindex)
261 static int is_mesh_interface(enum nl80211_iftype nlmode)
263 return nlmode == NL80211_IFTYPE_MESH_POINT;
267 void nl80211_mark_disconnected(struct wpa_driver_nl80211_data *drv)
270 os_memcpy(drv->prev_bssid, drv->bssid, ETH_ALEN);
272 os_memset(drv->bssid, 0, ETH_ALEN);
277 static int ack_handler(struct nl_msg *msg, void *arg)
284 static int finish_handler(struct nl_msg *msg, void *arg)
291 static int error_handler(struct sockaddr_nl *nla, struct nlmsgerr *err,
300 static int no_seq_check(struct nl_msg *msg, void *arg)
306 static void nl80211_nlmsg_clear(struct nl_msg *msg)
309 * Clear nlmsg data, e.g., to make sure key material is not left in
310 * heap memory for unnecessarily long time.
313 struct nlmsghdr *hdr = nlmsg_hdr(msg);
314 void *data = nlmsg_data(hdr);
316 * This would use nlmsg_datalen() or the older nlmsg_len() if
317 * only libnl were to maintain a stable API.. Neither will work
318 * with all released versions, so just calculate the length
321 int len = hdr->nlmsg_len - NLMSG_HDRLEN;
323 os_memset(data, 0, len);
328 static int send_and_recv(struct nl80211_global *global,
329 struct nl_handle *nl_handle, struct nl_msg *msg,
330 int (*valid_handler)(struct nl_msg *, void *),
339 cb = nl_cb_clone(global->nl_cb);
343 err = nl_send_auto_complete(nl_handle, msg);
349 nl_cb_err(cb, NL_CB_CUSTOM, error_handler, &err);
350 nl_cb_set(cb, NL_CB_FINISH, NL_CB_CUSTOM, finish_handler, &err);
351 nl_cb_set(cb, NL_CB_ACK, NL_CB_CUSTOM, ack_handler, &err);
354 nl_cb_set(cb, NL_CB_VALID, NL_CB_CUSTOM,
355 valid_handler, valid_data);
358 int res = nl_recvmsgs(nl_handle, cb);
361 "nl80211: %s->nl_recvmsgs failed: %d",
367 if (!valid_handler && valid_data == (void *) -1)
368 nl80211_nlmsg_clear(msg);
374 int send_and_recv_msgs(struct wpa_driver_nl80211_data *drv,
376 int (*valid_handler)(struct nl_msg *, void *),
379 return send_and_recv(drv->global, drv->global->nl, msg,
380 valid_handler, valid_data);
390 static int family_handler(struct nl_msg *msg, void *arg)
392 struct family_data *res = arg;
393 struct nlattr *tb[CTRL_ATTR_MAX + 1];
394 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
395 struct nlattr *mcgrp;
398 nla_parse(tb, CTRL_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
399 genlmsg_attrlen(gnlh, 0), NULL);
400 if (!tb[CTRL_ATTR_MCAST_GROUPS])
403 nla_for_each_nested(mcgrp, tb[CTRL_ATTR_MCAST_GROUPS], i) {
404 struct nlattr *tb2[CTRL_ATTR_MCAST_GRP_MAX + 1];
405 nla_parse(tb2, CTRL_ATTR_MCAST_GRP_MAX, nla_data(mcgrp),
406 nla_len(mcgrp), NULL);
407 if (!tb2[CTRL_ATTR_MCAST_GRP_NAME] ||
408 !tb2[CTRL_ATTR_MCAST_GRP_ID] ||
409 os_strncmp(nla_data(tb2[CTRL_ATTR_MCAST_GRP_NAME]),
411 nla_len(tb2[CTRL_ATTR_MCAST_GRP_NAME])) != 0)
413 res->id = nla_get_u32(tb2[CTRL_ATTR_MCAST_GRP_ID]);
421 static int nl_get_multicast_id(struct nl80211_global *global,
422 const char *family, const char *group)
426 struct family_data res = { group, -ENOENT };
431 if (!genlmsg_put(msg, 0, 0, genl_ctrl_resolve(global->nl, "nlctrl"),
432 0, 0, CTRL_CMD_GETFAMILY, 0) ||
433 nla_put_string(msg, CTRL_ATTR_FAMILY_NAME, family)) {
438 ret = send_and_recv(global, global->nl, msg, family_handler, &res);
445 void * nl80211_cmd(struct wpa_driver_nl80211_data *drv,
446 struct nl_msg *msg, int flags, uint8_t cmd)
450 return genlmsg_put(msg, 0, 0, drv->global->nl80211_id,
455 static int nl80211_set_iface_id(struct nl_msg *msg, struct i802_bss *bss)
457 if (bss->wdev_id_set)
458 return nla_put_u64(msg, NL80211_ATTR_WDEV, bss->wdev_id);
459 return nla_put_u32(msg, NL80211_ATTR_IFINDEX, bss->ifindex);
463 struct nl_msg * nl80211_cmd_msg(struct i802_bss *bss, int flags, uint8_t cmd)
471 if (!nl80211_cmd(bss->drv, msg, flags, cmd) ||
472 nl80211_set_iface_id(msg, bss) < 0) {
481 static struct nl_msg *
482 nl80211_ifindex_msg(struct wpa_driver_nl80211_data *drv, int ifindex,
483 int flags, uint8_t cmd)
491 if (!nl80211_cmd(drv, msg, flags, cmd) ||
492 nla_put_u32(msg, NL80211_ATTR_IFINDEX, ifindex)) {
501 struct nl_msg * nl80211_drv_msg(struct wpa_driver_nl80211_data *drv, int flags,
504 return nl80211_ifindex_msg(drv, drv->ifindex, flags, cmd);
508 struct nl_msg * nl80211_bss_msg(struct i802_bss *bss, int flags, uint8_t cmd)
510 return nl80211_ifindex_msg(bss->drv, bss->ifindex, flags, cmd);
514 struct wiphy_idx_data {
516 enum nl80211_iftype nlmode;
521 static int netdev_info_handler(struct nl_msg *msg, void *arg)
523 struct nlattr *tb[NL80211_ATTR_MAX + 1];
524 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
525 struct wiphy_idx_data *info = arg;
527 nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
528 genlmsg_attrlen(gnlh, 0), NULL);
530 if (tb[NL80211_ATTR_WIPHY])
531 info->wiphy_idx = nla_get_u32(tb[NL80211_ATTR_WIPHY]);
533 if (tb[NL80211_ATTR_IFTYPE])
534 info->nlmode = nla_get_u32(tb[NL80211_ATTR_IFTYPE]);
536 if (tb[NL80211_ATTR_MAC] && info->macaddr)
537 os_memcpy(info->macaddr, nla_data(tb[NL80211_ATTR_MAC]),
544 int nl80211_get_wiphy_index(struct i802_bss *bss)
547 struct wiphy_idx_data data = {
552 if (!(msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_GET_INTERFACE)))
555 if (send_and_recv_msgs(bss->drv, msg, netdev_info_handler, &data) == 0)
556 return data.wiphy_idx;
561 static enum nl80211_iftype nl80211_get_ifmode(struct i802_bss *bss)
564 struct wiphy_idx_data data = {
565 .nlmode = NL80211_IFTYPE_UNSPECIFIED,
569 if (!(msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_GET_INTERFACE)))
570 return NL80211_IFTYPE_UNSPECIFIED;
572 if (send_and_recv_msgs(bss->drv, msg, netdev_info_handler, &data) == 0)
574 return NL80211_IFTYPE_UNSPECIFIED;
578 static int nl80211_get_macaddr(struct i802_bss *bss)
581 struct wiphy_idx_data data = {
582 .macaddr = bss->addr,
585 if (!(msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_GET_INTERFACE)))
588 return send_and_recv_msgs(bss->drv, msg, netdev_info_handler, &data);
592 static int nl80211_register_beacons(struct wpa_driver_nl80211_data *drv,
593 struct nl80211_wiphy_data *w)
602 if (!nl80211_cmd(drv, msg, 0, NL80211_CMD_REGISTER_BEACONS) ||
603 nla_put_u32(msg, NL80211_ATTR_WIPHY, w->wiphy_idx)) {
608 ret = send_and_recv(drv->global, w->nl_beacons, msg, NULL, NULL);
610 wpa_printf(MSG_DEBUG, "nl80211: Register beacons command "
611 "failed: ret=%d (%s)",
612 ret, strerror(-ret));
618 static void nl80211_recv_beacons(int sock, void *eloop_ctx, void *handle)
620 struct nl80211_wiphy_data *w = eloop_ctx;
623 wpa_printf(MSG_EXCESSIVE, "nl80211: Beacon event message available");
625 res = nl_recvmsgs(handle, w->nl_cb);
627 wpa_printf(MSG_INFO, "nl80211: %s->nl_recvmsgs failed: %d",
633 static int process_beacon_event(struct nl_msg *msg, void *arg)
635 struct nl80211_wiphy_data *w = arg;
636 struct wpa_driver_nl80211_data *drv;
637 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
638 struct nlattr *tb[NL80211_ATTR_MAX + 1];
639 union wpa_event_data event;
641 nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
642 genlmsg_attrlen(gnlh, 0), NULL);
644 if (gnlh->cmd != NL80211_CMD_FRAME) {
645 wpa_printf(MSG_DEBUG, "nl80211: Unexpected beacon event? (%d)",
650 if (!tb[NL80211_ATTR_FRAME])
653 dl_list_for_each(drv, &w->drvs, struct wpa_driver_nl80211_data,
655 os_memset(&event, 0, sizeof(event));
656 event.rx_mgmt.frame = nla_data(tb[NL80211_ATTR_FRAME]);
657 event.rx_mgmt.frame_len = nla_len(tb[NL80211_ATTR_FRAME]);
658 wpa_supplicant_event(drv->ctx, EVENT_RX_MGMT, &event);
665 static struct nl80211_wiphy_data *
666 nl80211_get_wiphy_data_ap(struct i802_bss *bss)
668 static DEFINE_DL_LIST(nl80211_wiphys);
669 struct nl80211_wiphy_data *w;
670 int wiphy_idx, found = 0;
671 struct i802_bss *tmp_bss;
673 if (bss->wiphy_data != NULL)
674 return bss->wiphy_data;
676 wiphy_idx = nl80211_get_wiphy_index(bss);
678 dl_list_for_each(w, &nl80211_wiphys, struct nl80211_wiphy_data, list) {
679 if (w->wiphy_idx == wiphy_idx)
684 w = os_zalloc(sizeof(*w));
687 w->wiphy_idx = wiphy_idx;
688 dl_list_init(&w->bsss);
689 dl_list_init(&w->drvs);
691 w->nl_cb = nl_cb_alloc(NL_CB_DEFAULT);
696 nl_cb_set(w->nl_cb, NL_CB_SEQ_CHECK, NL_CB_CUSTOM, no_seq_check, NULL);
697 nl_cb_set(w->nl_cb, NL_CB_VALID, NL_CB_CUSTOM, process_beacon_event,
700 w->nl_beacons = nl_create_handle(bss->drv->global->nl_cb,
702 if (w->nl_beacons == NULL) {
707 if (nl80211_register_beacons(bss->drv, w)) {
708 nl_destroy_handles(&w->nl_beacons);
713 nl80211_register_eloop_read(&w->nl_beacons, nl80211_recv_beacons, w);
715 dl_list_add(&nl80211_wiphys, &w->list);
718 /* drv entry for this bss already there? */
719 dl_list_for_each(tmp_bss, &w->bsss, struct i802_bss, wiphy_list) {
720 if (tmp_bss->drv == bss->drv) {
727 dl_list_add(&w->drvs, &bss->drv->wiphy_list);
729 dl_list_add(&w->bsss, &bss->wiphy_list);
735 static void nl80211_put_wiphy_data_ap(struct i802_bss *bss)
737 struct nl80211_wiphy_data *w = bss->wiphy_data;
738 struct i802_bss *tmp_bss;
743 bss->wiphy_data = NULL;
744 dl_list_del(&bss->wiphy_list);
746 /* still any for this drv present? */
747 dl_list_for_each(tmp_bss, &w->bsss, struct i802_bss, wiphy_list) {
748 if (tmp_bss->drv == bss->drv) {
753 /* if not remove it */
755 dl_list_del(&bss->drv->wiphy_list);
757 if (!dl_list_empty(&w->bsss))
760 nl80211_destroy_eloop_handle(&w->nl_beacons);
763 dl_list_del(&w->list);
768 static unsigned int nl80211_get_ifindex(void *priv)
770 struct i802_bss *bss = priv;
771 struct wpa_driver_nl80211_data *drv = bss->drv;
777 static int wpa_driver_nl80211_get_bssid(void *priv, u8 *bssid)
779 struct i802_bss *bss = priv;
780 struct wpa_driver_nl80211_data *drv = bss->drv;
781 if (!drv->associated)
783 os_memcpy(bssid, drv->bssid, ETH_ALEN);
788 static int wpa_driver_nl80211_get_ssid(void *priv, u8 *ssid)
790 struct i802_bss *bss = priv;
791 struct wpa_driver_nl80211_data *drv = bss->drv;
792 if (!drv->associated)
794 os_memcpy(ssid, drv->ssid, drv->ssid_len);
795 return drv->ssid_len;
799 static void wpa_driver_nl80211_event_newlink(
800 struct nl80211_global *global, struct wpa_driver_nl80211_data *drv,
801 int ifindex, const char *ifname)
803 union wpa_event_data event;
805 if (drv && os_strcmp(drv->first_bss->ifname, ifname) == 0) {
806 if (if_nametoindex(drv->first_bss->ifname) == 0) {
807 wpa_printf(MSG_DEBUG, "nl80211: Interface %s does not exist - ignore RTM_NEWLINK",
808 drv->first_bss->ifname);
811 if (!drv->if_removed)
813 wpa_printf(MSG_DEBUG, "nl80211: Mark if_removed=0 for %s based on RTM_NEWLINK event",
814 drv->first_bss->ifname);
818 os_memset(&event, 0, sizeof(event));
819 event.interface_status.ifindex = ifindex;
820 os_strlcpy(event.interface_status.ifname, ifname,
821 sizeof(event.interface_status.ifname));
822 event.interface_status.ievent = EVENT_INTERFACE_ADDED;
824 wpa_supplicant_event(drv->ctx, EVENT_INTERFACE_STATUS, &event);
826 wpa_supplicant_event_global(global->ctx, EVENT_INTERFACE_STATUS,
831 static void wpa_driver_nl80211_event_dellink(
832 struct nl80211_global *global, struct wpa_driver_nl80211_data *drv,
833 int ifindex, const char *ifname)
835 union wpa_event_data event;
837 if (drv && os_strcmp(drv->first_bss->ifname, ifname) == 0) {
838 if (drv->if_removed) {
839 wpa_printf(MSG_DEBUG, "nl80211: if_removed already set - ignore RTM_DELLINK event for %s",
843 wpa_printf(MSG_DEBUG, "RTM_DELLINK: Interface '%s' removed - mark if_removed=1",
847 wpa_printf(MSG_DEBUG, "RTM_DELLINK: Interface '%s' removed",
851 os_memset(&event, 0, sizeof(event));
852 event.interface_status.ifindex = ifindex;
853 os_strlcpy(event.interface_status.ifname, ifname,
854 sizeof(event.interface_status.ifname));
855 event.interface_status.ievent = EVENT_INTERFACE_REMOVED;
857 wpa_supplicant_event(drv->ctx, EVENT_INTERFACE_STATUS, &event);
859 wpa_supplicant_event_global(global->ctx, EVENT_INTERFACE_STATUS,
864 static int wpa_driver_nl80211_own_ifname(struct wpa_driver_nl80211_data *drv,
867 int attrlen, rta_len;
871 attr = (struct rtattr *) buf;
873 rta_len = RTA_ALIGN(sizeof(struct rtattr));
874 while (RTA_OK(attr, attrlen)) {
875 if (attr->rta_type == IFLA_IFNAME) {
876 if (os_strcmp(((char *) attr) + rta_len,
877 drv->first_bss->ifname) == 0)
882 attr = RTA_NEXT(attr, attrlen);
889 static int wpa_driver_nl80211_own_ifindex(struct wpa_driver_nl80211_data *drv,
890 int ifindex, u8 *buf, size_t len)
892 if (drv->ifindex == ifindex)
895 if (drv->if_removed && wpa_driver_nl80211_own_ifname(drv, buf, len)) {
896 nl80211_check_global(drv->global);
897 wpa_printf(MSG_DEBUG, "nl80211: Update ifindex for a removed "
899 wpa_driver_nl80211_finish_drv_init(drv, NULL, 0, NULL);
907 static struct wpa_driver_nl80211_data *
908 nl80211_find_drv(struct nl80211_global *global, int idx, u8 *buf, size_t len)
910 struct wpa_driver_nl80211_data *drv;
911 dl_list_for_each(drv, &global->interfaces,
912 struct wpa_driver_nl80211_data, list) {
913 if (wpa_driver_nl80211_own_ifindex(drv, idx, buf, len) ||
914 have_ifidx(drv, idx, IFIDX_ANY))
921 static void wpa_driver_nl80211_event_rtm_newlink(void *ctx,
922 struct ifinfomsg *ifi,
925 struct nl80211_global *global = ctx;
926 struct wpa_driver_nl80211_data *drv;
930 char namebuf[IFNAMSIZ];
931 char ifname[IFNAMSIZ + 1];
932 char extra[100], *pos, *end;
936 end = pos + sizeof(extra);
940 attr = (struct rtattr *) buf;
941 while (RTA_OK(attr, attrlen)) {
942 switch (attr->rta_type) {
944 if (RTA_PAYLOAD(attr) >= IFNAMSIZ)
946 os_memcpy(ifname, RTA_DATA(attr), RTA_PAYLOAD(attr));
947 ifname[RTA_PAYLOAD(attr)] = '\0';
950 brid = nla_get_u32((struct nlattr *) attr);
951 pos += os_snprintf(pos, end - pos, " master=%u", brid);
954 pos += os_snprintf(pos, end - pos, " wext");
957 pos += os_snprintf(pos, end - pos, " operstate=%u",
958 nla_get_u32((struct nlattr *) attr));
961 pos += os_snprintf(pos, end - pos, " linkmode=%u",
962 nla_get_u32((struct nlattr *) attr));
965 attr = RTA_NEXT(attr, attrlen);
967 extra[sizeof(extra) - 1] = '\0';
969 wpa_printf(MSG_DEBUG, "RTM_NEWLINK: ifi_index=%d ifname=%s%s ifi_family=%d ifi_flags=0x%x (%s%s%s%s)",
970 ifi->ifi_index, ifname, extra, ifi->ifi_family,
972 (ifi->ifi_flags & IFF_UP) ? "[UP]" : "",
973 (ifi->ifi_flags & IFF_RUNNING) ? "[RUNNING]" : "",
974 (ifi->ifi_flags & IFF_LOWER_UP) ? "[LOWER_UP]" : "",
975 (ifi->ifi_flags & IFF_DORMANT) ? "[DORMANT]" : "");
977 drv = nl80211_find_drv(global, ifi->ifi_index, buf, len);
981 if (!drv->if_disabled && !(ifi->ifi_flags & IFF_UP)) {
983 if (if_indextoname(ifi->ifi_index, namebuf) &&
984 linux_iface_up(drv->global->ioctl_sock, namebuf) > 0) {
985 wpa_printf(MSG_DEBUG, "nl80211: Ignore interface down "
986 "event since interface %s is up", namebuf);
987 drv->ignore_if_down_event = 0;
990 wpa_printf(MSG_DEBUG, "nl80211: Interface down (%s/%s)",
992 if (os_strcmp(drv->first_bss->ifname, ifname) != 0) {
993 wpa_printf(MSG_DEBUG,
994 "nl80211: Not the main interface (%s) - do not indicate interface down",
995 drv->first_bss->ifname);
996 } else if (drv->ignore_if_down_event) {
997 wpa_printf(MSG_DEBUG, "nl80211: Ignore interface down "
998 "event generated by mode change");
999 drv->ignore_if_down_event = 0;
1001 drv->if_disabled = 1;
1002 wpa_supplicant_event(drv->ctx,
1003 EVENT_INTERFACE_DISABLED, NULL);
1006 * Try to get drv again, since it may be removed as
1007 * part of the EVENT_INTERFACE_DISABLED handling for
1008 * dynamic interfaces
1010 drv = nl80211_find_drv(global, ifi->ifi_index,
1017 if (drv->if_disabled && (ifi->ifi_flags & IFF_UP)) {
1018 if (if_indextoname(ifi->ifi_index, namebuf) &&
1019 linux_iface_up(drv->global->ioctl_sock, namebuf) == 0) {
1020 wpa_printf(MSG_DEBUG, "nl80211: Ignore interface up "
1021 "event since interface %s is down",
1023 } else if (if_nametoindex(drv->first_bss->ifname) == 0) {
1024 wpa_printf(MSG_DEBUG, "nl80211: Ignore interface up "
1025 "event since interface %s does not exist",
1026 drv->first_bss->ifname);
1027 } else if (drv->if_removed) {
1028 wpa_printf(MSG_DEBUG, "nl80211: Ignore interface up "
1029 "event since interface %s is marked "
1030 "removed", drv->first_bss->ifname);
1032 struct i802_bss *bss;
1035 /* Re-read MAC address as it may have changed */
1036 bss = get_bss_ifindex(drv, ifi->ifi_index);
1038 linux_get_ifhwaddr(drv->global->ioctl_sock,
1039 bss->ifname, addr) < 0) {
1040 wpa_printf(MSG_DEBUG,
1041 "nl80211: %s: failed to re-read MAC address",
1044 os_memcmp(addr, bss->addr, ETH_ALEN) != 0) {
1045 wpa_printf(MSG_DEBUG,
1046 "nl80211: Own MAC address on ifindex %d (%s) changed from "
1047 MACSTR " to " MACSTR,
1048 ifi->ifi_index, bss->ifname,
1051 os_memcpy(bss->addr, addr, ETH_ALEN);
1054 wpa_printf(MSG_DEBUG, "nl80211: Interface up");
1055 drv->if_disabled = 0;
1056 wpa_supplicant_event(drv->ctx, EVENT_INTERFACE_ENABLED,
1062 * Some drivers send the association event before the operup event--in
1063 * this case, lifting operstate in wpa_driver_nl80211_set_operstate()
1064 * fails. This will hit us when wpa_supplicant does not need to do
1065 * IEEE 802.1X authentication
1067 if (drv->operstate == 1 &&
1068 (ifi->ifi_flags & (IFF_LOWER_UP | IFF_DORMANT)) == IFF_LOWER_UP &&
1069 !(ifi->ifi_flags & IFF_RUNNING)) {
1070 wpa_printf(MSG_DEBUG, "nl80211: Set IF_OPER_UP again based on ifi_flags and expected operstate");
1071 netlink_send_oper_ifla(drv->global->netlink, drv->ifindex,
1077 wpa_driver_nl80211_event_newlink(global, drv, ifi->ifi_index,
1080 if (ifi->ifi_family == AF_BRIDGE && brid && drv) {
1081 struct i802_bss *bss;
1083 /* device has been added to bridge */
1084 if (!if_indextoname(brid, namebuf)) {
1085 wpa_printf(MSG_DEBUG,
1086 "nl80211: Could not find bridge ifname for ifindex %u",
1090 wpa_printf(MSG_DEBUG, "nl80211: Add ifindex %u for bridge %s",
1092 add_ifidx(drv, brid, ifi->ifi_index);
1094 for (bss = drv->first_bss; bss; bss = bss->next) {
1095 if (os_strcmp(ifname, bss->ifname) == 0) {
1096 os_strlcpy(bss->brname, namebuf, IFNAMSIZ);
1104 static void wpa_driver_nl80211_event_rtm_dellink(void *ctx,
1105 struct ifinfomsg *ifi,
1106 u8 *buf, size_t len)
1108 struct nl80211_global *global = ctx;
1109 struct wpa_driver_nl80211_data *drv;
1111 struct rtattr *attr;
1113 char ifname[IFNAMSIZ + 1];
1114 char extra[100], *pos, *end;
1118 end = pos + sizeof(extra);
1122 attr = (struct rtattr *) buf;
1123 while (RTA_OK(attr, attrlen)) {
1124 switch (attr->rta_type) {
1126 if (RTA_PAYLOAD(attr) >= IFNAMSIZ)
1128 os_memcpy(ifname, RTA_DATA(attr), RTA_PAYLOAD(attr));
1129 ifname[RTA_PAYLOAD(attr)] = '\0';
1132 brid = nla_get_u32((struct nlattr *) attr);
1133 pos += os_snprintf(pos, end - pos, " master=%u", brid);
1135 case IFLA_OPERSTATE:
1136 pos += os_snprintf(pos, end - pos, " operstate=%u",
1137 nla_get_u32((struct nlattr *) attr));
1140 pos += os_snprintf(pos, end - pos, " linkmode=%u",
1141 nla_get_u32((struct nlattr *) attr));
1144 attr = RTA_NEXT(attr, attrlen);
1146 extra[sizeof(extra) - 1] = '\0';
1148 wpa_printf(MSG_DEBUG, "RTM_DELLINK: ifi_index=%d ifname=%s%s ifi_family=%d ifi_flags=0x%x (%s%s%s%s)",
1149 ifi->ifi_index, ifname, extra, ifi->ifi_family,
1151 (ifi->ifi_flags & IFF_UP) ? "[UP]" : "",
1152 (ifi->ifi_flags & IFF_RUNNING) ? "[RUNNING]" : "",
1153 (ifi->ifi_flags & IFF_LOWER_UP) ? "[LOWER_UP]" : "",
1154 (ifi->ifi_flags & IFF_DORMANT) ? "[DORMANT]" : "");
1156 drv = nl80211_find_drv(global, ifi->ifi_index, buf, len);
1158 if (ifi->ifi_family == AF_BRIDGE && brid && drv) {
1159 /* device has been removed from bridge */
1160 char namebuf[IFNAMSIZ];
1162 if (!if_indextoname(brid, namebuf)) {
1163 wpa_printf(MSG_DEBUG,
1164 "nl80211: Could not find bridge ifname for ifindex %u",
1167 wpa_printf(MSG_DEBUG,
1168 "nl80211: Remove ifindex %u for bridge %s",
1171 del_ifidx(drv, brid, ifi->ifi_index);
1174 if (ifi->ifi_family != AF_BRIDGE || !brid)
1175 wpa_driver_nl80211_event_dellink(global, drv, ifi->ifi_index,
1180 unsigned int nl80211_get_assoc_freq(struct wpa_driver_nl80211_data *drv)
1184 struct nl80211_bss_info_arg arg;
1186 msg = nl80211_drv_msg(drv, NLM_F_DUMP, NL80211_CMD_GET_SCAN);
1187 os_memset(&arg, 0, sizeof(arg));
1189 ret = send_and_recv_msgs(drv, msg, bss_info_handler, &arg);
1191 unsigned int freq = drv->nlmode == NL80211_IFTYPE_ADHOC ?
1192 arg.ibss_freq : arg.assoc_freq;
1193 wpa_printf(MSG_DEBUG, "nl80211: Operating frequency for the "
1194 "associated BSS from scan results: %u MHz", freq);
1196 drv->assoc_freq = freq;
1197 return drv->assoc_freq;
1199 wpa_printf(MSG_DEBUG, "nl80211: Scan result fetch failed: ret=%d "
1200 "(%s)", ret, strerror(-ret));
1201 return drv->assoc_freq;
1205 static int get_link_signal(struct nl_msg *msg, void *arg)
1207 struct nlattr *tb[NL80211_ATTR_MAX + 1];
1208 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
1209 struct nlattr *sinfo[NL80211_STA_INFO_MAX + 1];
1210 static struct nla_policy policy[NL80211_STA_INFO_MAX + 1] = {
1211 [NL80211_STA_INFO_SIGNAL] = { .type = NLA_U8 },
1212 [NL80211_STA_INFO_SIGNAL_AVG] = { .type = NLA_U8 },
1213 [NL80211_STA_INFO_BEACON_SIGNAL_AVG] = { .type = NLA_U8 },
1215 struct nlattr *rinfo[NL80211_RATE_INFO_MAX + 1];
1216 static struct nla_policy rate_policy[NL80211_RATE_INFO_MAX + 1] = {
1217 [NL80211_RATE_INFO_BITRATE] = { .type = NLA_U16 },
1218 [NL80211_RATE_INFO_MCS] = { .type = NLA_U8 },
1219 [NL80211_RATE_INFO_40_MHZ_WIDTH] = { .type = NLA_FLAG },
1220 [NL80211_RATE_INFO_SHORT_GI] = { .type = NLA_FLAG },
1222 struct wpa_signal_info *sig_change = arg;
1224 nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
1225 genlmsg_attrlen(gnlh, 0), NULL);
1226 if (!tb[NL80211_ATTR_STA_INFO] ||
1227 nla_parse_nested(sinfo, NL80211_STA_INFO_MAX,
1228 tb[NL80211_ATTR_STA_INFO], policy))
1230 if (!sinfo[NL80211_STA_INFO_SIGNAL])
1233 sig_change->current_signal =
1234 (s8) nla_get_u8(sinfo[NL80211_STA_INFO_SIGNAL]);
1236 if (sinfo[NL80211_STA_INFO_SIGNAL_AVG])
1237 sig_change->avg_signal =
1238 (s8) nla_get_u8(sinfo[NL80211_STA_INFO_SIGNAL_AVG]);
1240 sig_change->avg_signal = 0;
1242 if (sinfo[NL80211_STA_INFO_BEACON_SIGNAL_AVG])
1243 sig_change->avg_beacon_signal =
1245 nla_get_u8(sinfo[NL80211_STA_INFO_BEACON_SIGNAL_AVG]);
1247 sig_change->avg_beacon_signal = 0;
1249 if (sinfo[NL80211_STA_INFO_TX_BITRATE]) {
1250 if (nla_parse_nested(rinfo, NL80211_RATE_INFO_MAX,
1251 sinfo[NL80211_STA_INFO_TX_BITRATE],
1253 sig_change->current_txrate = 0;
1255 if (rinfo[NL80211_RATE_INFO_BITRATE]) {
1256 sig_change->current_txrate =
1258 NL80211_RATE_INFO_BITRATE]) * 100;
1267 int nl80211_get_link_signal(struct wpa_driver_nl80211_data *drv,
1268 struct wpa_signal_info *sig)
1272 sig->current_signal = -9999;
1273 sig->current_txrate = 0;
1275 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_GET_STATION)) ||
1276 nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, drv->bssid)) {
1281 return send_and_recv_msgs(drv, msg, get_link_signal, sig);
1285 static int get_link_noise(struct nl_msg *msg, void *arg)
1287 struct nlattr *tb[NL80211_ATTR_MAX + 1];
1288 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
1289 struct nlattr *sinfo[NL80211_SURVEY_INFO_MAX + 1];
1290 static struct nla_policy survey_policy[NL80211_SURVEY_INFO_MAX + 1] = {
1291 [NL80211_SURVEY_INFO_FREQUENCY] = { .type = NLA_U32 },
1292 [NL80211_SURVEY_INFO_NOISE] = { .type = NLA_U8 },
1294 struct wpa_signal_info *sig_change = arg;
1296 nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
1297 genlmsg_attrlen(gnlh, 0), NULL);
1299 if (!tb[NL80211_ATTR_SURVEY_INFO]) {
1300 wpa_printf(MSG_DEBUG, "nl80211: survey data missing!");
1304 if (nla_parse_nested(sinfo, NL80211_SURVEY_INFO_MAX,
1305 tb[NL80211_ATTR_SURVEY_INFO],
1307 wpa_printf(MSG_DEBUG, "nl80211: failed to parse nested "
1312 if (!sinfo[NL80211_SURVEY_INFO_FREQUENCY])
1315 if (nla_get_u32(sinfo[NL80211_SURVEY_INFO_FREQUENCY]) !=
1316 sig_change->frequency)
1319 if (!sinfo[NL80211_SURVEY_INFO_NOISE])
1322 sig_change->current_noise =
1323 (s8) nla_get_u8(sinfo[NL80211_SURVEY_INFO_NOISE]);
1329 int nl80211_get_link_noise(struct wpa_driver_nl80211_data *drv,
1330 struct wpa_signal_info *sig_change)
1334 sig_change->current_noise = 9999;
1335 sig_change->frequency = drv->assoc_freq;
1337 msg = nl80211_drv_msg(drv, NLM_F_DUMP, NL80211_CMD_GET_SURVEY);
1338 return send_and_recv_msgs(drv, msg, get_link_noise, sig_change);
1342 static void wpa_driver_nl80211_event_receive(int sock, void *eloop_ctx,
1345 struct nl_cb *cb = eloop_ctx;
1348 wpa_printf(MSG_MSGDUMP, "nl80211: Event message available");
1350 res = nl_recvmsgs(handle, cb);
1352 wpa_printf(MSG_INFO, "nl80211: %s->nl_recvmsgs failed: %d",
1359 * wpa_driver_nl80211_set_country - ask nl80211 to set the regulatory domain
1360 * @priv: driver_nl80211 private data
1361 * @alpha2_arg: country to which to switch to
1362 * Returns: 0 on success, -1 on failure
1364 * This asks nl80211 to set the regulatory domain for given
1365 * country ISO / IEC alpha2.
1367 static int wpa_driver_nl80211_set_country(void *priv, const char *alpha2_arg)
1369 struct i802_bss *bss = priv;
1370 struct wpa_driver_nl80211_data *drv = bss->drv;
1374 msg = nlmsg_alloc();
1378 alpha2[0] = alpha2_arg[0];
1379 alpha2[1] = alpha2_arg[1];
1382 if (!nl80211_cmd(drv, msg, 0, NL80211_CMD_REQ_SET_REG) ||
1383 nla_put_string(msg, NL80211_ATTR_REG_ALPHA2, alpha2)) {
1387 if (send_and_recv_msgs(drv, msg, NULL, NULL))
1393 static int nl80211_get_country(struct nl_msg *msg, void *arg)
1396 struct nlattr *tb_msg[NL80211_ATTR_MAX + 1];
1397 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
1399 nla_parse(tb_msg, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
1400 genlmsg_attrlen(gnlh, 0), NULL);
1401 if (!tb_msg[NL80211_ATTR_REG_ALPHA2]) {
1402 wpa_printf(MSG_DEBUG, "nl80211: No country information available");
1405 os_strlcpy(alpha2, nla_data(tb_msg[NL80211_ATTR_REG_ALPHA2]), 3);
1410 static int wpa_driver_nl80211_get_country(void *priv, char *alpha2)
1412 struct i802_bss *bss = priv;
1413 struct wpa_driver_nl80211_data *drv = bss->drv;
1417 msg = nlmsg_alloc();
1421 nl80211_cmd(drv, msg, 0, NL80211_CMD_GET_REG);
1423 ret = send_and_recv_msgs(drv, msg, nl80211_get_country, alpha2);
1431 static int wpa_driver_nl80211_init_nl_global(struct nl80211_global *global)
1435 global->nl_cb = nl_cb_alloc(NL_CB_DEFAULT);
1436 if (global->nl_cb == NULL) {
1437 wpa_printf(MSG_ERROR, "nl80211: Failed to allocate netlink "
1442 global->nl = nl_create_handle(global->nl_cb, "nl");
1443 if (global->nl == NULL)
1446 global->nl80211_id = genl_ctrl_resolve(global->nl, "nl80211");
1447 if (global->nl80211_id < 0) {
1448 wpa_printf(MSG_ERROR, "nl80211: 'nl80211' generic netlink not "
1453 global->nl_event = nl_create_handle(global->nl_cb, "event");
1454 if (global->nl_event == NULL)
1457 ret = nl_get_multicast_id(global, "nl80211", "scan");
1459 ret = nl_socket_add_membership(global->nl_event, ret);
1461 wpa_printf(MSG_ERROR, "nl80211: Could not add multicast "
1462 "membership for scan events: %d (%s)",
1463 ret, strerror(-ret));
1467 ret = nl_get_multicast_id(global, "nl80211", "mlme");
1469 ret = nl_socket_add_membership(global->nl_event, ret);
1471 wpa_printf(MSG_ERROR, "nl80211: Could not add multicast "
1472 "membership for mlme events: %d (%s)",
1473 ret, strerror(-ret));
1477 ret = nl_get_multicast_id(global, "nl80211", "regulatory");
1479 ret = nl_socket_add_membership(global->nl_event, ret);
1481 wpa_printf(MSG_DEBUG, "nl80211: Could not add multicast "
1482 "membership for regulatory events: %d (%s)",
1483 ret, strerror(-ret));
1484 /* Continue without regulatory events */
1487 ret = nl_get_multicast_id(global, "nl80211", "vendor");
1489 ret = nl_socket_add_membership(global->nl_event, ret);
1491 wpa_printf(MSG_DEBUG, "nl80211: Could not add multicast "
1492 "membership for vendor events: %d (%s)",
1493 ret, strerror(-ret));
1494 /* Continue without vendor events */
1497 nl_cb_set(global->nl_cb, NL_CB_SEQ_CHECK, NL_CB_CUSTOM,
1498 no_seq_check, NULL);
1499 nl_cb_set(global->nl_cb, NL_CB_VALID, NL_CB_CUSTOM,
1500 process_global_event, global);
1502 nl80211_register_eloop_read(&global->nl_event,
1503 wpa_driver_nl80211_event_receive,
1509 nl_destroy_handles(&global->nl_event);
1510 nl_destroy_handles(&global->nl);
1511 nl_cb_put(global->nl_cb);
1512 global->nl_cb = NULL;
1517 static void nl80211_check_global(struct nl80211_global *global)
1519 struct nl_handle *handle;
1520 const char *groups[] = { "scan", "mlme", "regulatory", "vendor", NULL };
1525 * Try to re-add memberships to handle case of cfg80211 getting reloaded
1526 * and all registration having been cleared.
1528 handle = (void *) (((intptr_t) global->nl_event) ^
1529 ELOOP_SOCKET_INVALID);
1531 for (i = 0; groups[i]; i++) {
1532 ret = nl_get_multicast_id(global, "nl80211", groups[i]);
1534 ret = nl_socket_add_membership(handle, ret);
1536 wpa_printf(MSG_INFO,
1537 "nl80211: Could not re-add multicast membership for %s events: %d (%s)",
1538 groups[i], ret, strerror(-ret));
1544 static void wpa_driver_nl80211_rfkill_blocked(void *ctx)
1546 struct wpa_driver_nl80211_data *drv = ctx;
1548 wpa_printf(MSG_DEBUG, "nl80211: RFKILL blocked");
1551 * rtnetlink ifdown handler will report interfaces other than the P2P
1552 * Device interface as disabled.
1554 if (drv->nlmode == NL80211_IFTYPE_P2P_DEVICE)
1555 wpa_supplicant_event(drv->ctx, EVENT_INTERFACE_DISABLED, NULL);
1559 static void wpa_driver_nl80211_rfkill_unblocked(void *ctx)
1561 struct wpa_driver_nl80211_data *drv = ctx;
1562 wpa_printf(MSG_DEBUG, "nl80211: RFKILL unblocked");
1563 if (i802_set_iface_flags(drv->first_bss, 1)) {
1564 wpa_printf(MSG_DEBUG, "nl80211: Could not set interface UP "
1565 "after rfkill unblock");
1569 if (is_p2p_net_interface(drv->nlmode))
1570 nl80211_disable_11b_rates(drv, drv->ifindex, 1);
1573 * rtnetlink ifup handler will report interfaces other than the P2P
1574 * Device interface as enabled.
1576 if (drv->nlmode == NL80211_IFTYPE_P2P_DEVICE)
1577 wpa_supplicant_event(drv->ctx, EVENT_INTERFACE_ENABLED, NULL);
1581 static void wpa_driver_nl80211_handle_eapol_tx_status(int sock,
1585 struct wpa_driver_nl80211_data *drv = eloop_ctx;
1590 struct cmsghdr *cmsg;
1591 int res, found_ee = 0, found_wifi = 0, acked = 0;
1592 union wpa_event_data event;
1594 memset(&msg, 0, sizeof(msg));
1595 msg.msg_iov = &entry;
1597 entry.iov_base = data;
1598 entry.iov_len = sizeof(data);
1599 msg.msg_control = &control;
1600 msg.msg_controllen = sizeof(control);
1602 res = recvmsg(sock, &msg, MSG_ERRQUEUE);
1603 /* if error or not fitting 802.3 header, return */
1607 for (cmsg = CMSG_FIRSTHDR(&msg); cmsg; cmsg = CMSG_NXTHDR(&msg, cmsg))
1609 if (cmsg->cmsg_level == SOL_SOCKET &&
1610 cmsg->cmsg_type == SCM_WIFI_STATUS) {
1614 ack = (void *)CMSG_DATA(cmsg);
1618 if (cmsg->cmsg_level == SOL_PACKET &&
1619 cmsg->cmsg_type == PACKET_TX_TIMESTAMP) {
1620 struct sock_extended_err *err =
1621 (struct sock_extended_err *)CMSG_DATA(cmsg);
1623 if (err->ee_origin == SO_EE_ORIGIN_TXSTATUS)
1628 if (!found_ee || !found_wifi)
1631 memset(&event, 0, sizeof(event));
1632 event.eapol_tx_status.dst = data;
1633 event.eapol_tx_status.data = data + 14;
1634 event.eapol_tx_status.data_len = res - 14;
1635 event.eapol_tx_status.ack = acked;
1636 wpa_supplicant_event(drv->ctx, EVENT_EAPOL_TX_STATUS, &event);
1640 static int nl80211_init_bss(struct i802_bss *bss)
1642 bss->nl_cb = nl_cb_alloc(NL_CB_DEFAULT);
1646 nl_cb_set(bss->nl_cb, NL_CB_SEQ_CHECK, NL_CB_CUSTOM,
1647 no_seq_check, NULL);
1648 nl_cb_set(bss->nl_cb, NL_CB_VALID, NL_CB_CUSTOM,
1649 process_bss_event, bss);
1655 static void nl80211_destroy_bss(struct i802_bss *bss)
1657 nl_cb_put(bss->nl_cb);
1663 wpa_driver_nl80211_drv_init_rfkill(struct wpa_driver_nl80211_data *drv)
1665 struct rfkill_config *rcfg;
1670 rcfg = os_zalloc(sizeof(*rcfg));
1676 /* rfkill uses netdev sysfs for initialization. However, P2P Device is
1677 * not associated with a netdev, so use the name of some other interface
1678 * sharing the same wiphy as the P2P Device interface.
1680 * Note: This is valid, as a P2P Device interface is always dynamically
1681 * created and is created only once another wpa_s interface was added.
1683 if (drv->nlmode == NL80211_IFTYPE_P2P_DEVICE) {
1684 struct nl80211_global *global = drv->global;
1685 struct wpa_driver_nl80211_data *tmp1;
1687 dl_list_for_each(tmp1, &global->interfaces,
1688 struct wpa_driver_nl80211_data, list) {
1689 if (drv == tmp1 || drv->wiphy_idx != tmp1->wiphy_idx ||
1693 wpa_printf(MSG_DEBUG,
1694 "nl80211: Use (%s) to initialize P2P Device rfkill",
1695 tmp1->first_bss->ifname);
1696 os_strlcpy(rcfg->ifname, tmp1->first_bss->ifname,
1697 sizeof(rcfg->ifname));
1701 os_strlcpy(rcfg->ifname, drv->first_bss->ifname,
1702 sizeof(rcfg->ifname));
1705 rcfg->blocked_cb = wpa_driver_nl80211_rfkill_blocked;
1706 rcfg->unblocked_cb = wpa_driver_nl80211_rfkill_unblocked;
1707 drv->rfkill = rfkill_init(rcfg);
1709 wpa_printf(MSG_DEBUG, "nl80211: RFKILL status not available");
1715 static void * wpa_driver_nl80211_drv_init(void *ctx, const char *ifname,
1716 void *global_priv, int hostapd,
1718 const char *driver_params)
1720 struct wpa_driver_nl80211_data *drv;
1721 struct i802_bss *bss;
1723 if (global_priv == NULL)
1725 drv = os_zalloc(sizeof(*drv));
1728 drv->global = global_priv;
1730 drv->hostapd = !!hostapd;
1731 drv->eapol_sock = -1;
1734 * There is no driver capability flag for this, so assume it is
1735 * supported and disable this on first attempt to use if the driver
1736 * rejects the command due to missing support.
1738 drv->set_rekey_offload = 1;
1740 drv->num_if_indices = sizeof(drv->default_if_indices) / sizeof(int);
1741 drv->if_indices = drv->default_if_indices;
1742 drv->if_indices_reason = drv->default_if_indices_reason;
1744 drv->first_bss = os_zalloc(sizeof(*drv->first_bss));
1745 if (!drv->first_bss) {
1749 bss = drv->first_bss;
1753 os_strlcpy(bss->ifname, ifname, sizeof(bss->ifname));
1754 drv->monitor_ifidx = -1;
1755 drv->monitor_sock = -1;
1756 drv->eapol_tx_sock = -1;
1757 drv->ap_scan_as_station = NL80211_IFTYPE_UNSPECIFIED;
1759 if (nl80211_init_bss(bss))
1762 if (wpa_driver_nl80211_finish_drv_init(drv, set_addr, 1, driver_params))
1765 drv->eapol_tx_sock = socket(PF_PACKET, SOCK_DGRAM, 0);
1766 if (drv->eapol_tx_sock < 0)
1769 if (drv->data_tx_status) {
1772 if (setsockopt(drv->eapol_tx_sock, SOL_SOCKET, SO_WIFI_STATUS,
1773 &enabled, sizeof(enabled)) < 0) {
1774 wpa_printf(MSG_DEBUG,
1775 "nl80211: wifi status sockopt failed\n");
1776 drv->data_tx_status = 0;
1777 if (!drv->use_monitor)
1779 ~WPA_DRIVER_FLAGS_EAPOL_TX_STATUS;
1781 eloop_register_read_sock(drv->eapol_tx_sock,
1782 wpa_driver_nl80211_handle_eapol_tx_status,
1788 nl80211_check_global(drv->global);
1789 dl_list_add(&drv->global->interfaces, &drv->list);
1790 drv->in_interface_list = 1;
1796 wpa_driver_nl80211_deinit(bss);
1802 * wpa_driver_nl80211_init - Initialize nl80211 driver interface
1803 * @ctx: context to be used when calling wpa_supplicant functions,
1804 * e.g., wpa_supplicant_event()
1805 * @ifname: interface name, e.g., wlan0
1806 * @global_priv: private driver global data from global_init()
1807 * Returns: Pointer to private data, %NULL on failure
1809 static void * wpa_driver_nl80211_init(void *ctx, const char *ifname,
1812 return wpa_driver_nl80211_drv_init(ctx, ifname, global_priv, 0, NULL,
1817 static int nl80211_register_frame(struct i802_bss *bss,
1818 struct nl_handle *nl_handle,
1819 u16 type, const u8 *match, size_t match_len)
1821 struct wpa_driver_nl80211_data *drv = bss->drv;
1827 wpa_snprintf_hex(buf, sizeof(buf), match, match_len);
1828 wpa_printf(MSG_DEBUG, "nl80211: Register frame type=0x%x (%s) nl_handle=%p match=%s",
1829 type, fc2str(type), nl_handle, buf);
1831 if (!(msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_REGISTER_ACTION)) ||
1832 nla_put_u16(msg, NL80211_ATTR_FRAME_TYPE, type) ||
1833 nla_put(msg, NL80211_ATTR_FRAME_MATCH, match_len, match)) {
1838 ret = send_and_recv(drv->global, nl_handle, msg, NULL, NULL);
1840 wpa_printf(MSG_DEBUG, "nl80211: Register frame command "
1841 "failed (type=%u): ret=%d (%s)",
1842 type, ret, strerror(-ret));
1843 wpa_hexdump(MSG_DEBUG, "nl80211: Register frame match",
1850 static int nl80211_alloc_mgmt_handle(struct i802_bss *bss)
1853 wpa_printf(MSG_DEBUG, "nl80211: Mgmt reporting "
1854 "already on! (nl_mgmt=%p)", bss->nl_mgmt);
1858 bss->nl_mgmt = nl_create_handle(bss->nl_cb, "mgmt");
1859 if (bss->nl_mgmt == NULL)
1866 static void nl80211_mgmt_handle_register_eloop(struct i802_bss *bss)
1868 nl80211_register_eloop_read(&bss->nl_mgmt,
1869 wpa_driver_nl80211_event_receive,
1874 static int nl80211_register_action_frame(struct i802_bss *bss,
1875 const u8 *match, size_t match_len)
1877 u16 type = (WLAN_FC_TYPE_MGMT << 2) | (WLAN_FC_STYPE_ACTION << 4);
1878 return nl80211_register_frame(bss, bss->nl_mgmt,
1879 type, match, match_len);
1883 static int nl80211_mgmt_subscribe_non_ap(struct i802_bss *bss)
1885 struct wpa_driver_nl80211_data *drv = bss->drv;
1888 if (nl80211_alloc_mgmt_handle(bss))
1890 wpa_printf(MSG_DEBUG, "nl80211: Subscribe to mgmt frames with non-AP "
1891 "handle %p", bss->nl_mgmt);
1893 if (drv->nlmode == NL80211_IFTYPE_ADHOC) {
1894 u16 type = (WLAN_FC_TYPE_MGMT << 2) | (WLAN_FC_STYPE_AUTH << 4);
1896 /* register for any AUTH message */
1897 nl80211_register_frame(bss, bss->nl_mgmt, type, NULL, 0);
1900 #ifdef CONFIG_INTERWORKING
1901 /* QoS Map Configure */
1902 if (nl80211_register_action_frame(bss, (u8 *) "\x01\x04", 2) < 0)
1904 #endif /* CONFIG_INTERWORKING */
1905 #if defined(CONFIG_P2P) || defined(CONFIG_INTERWORKING)
1906 /* GAS Initial Request */
1907 if (nl80211_register_action_frame(bss, (u8 *) "\x04\x0a", 2) < 0)
1909 /* GAS Initial Response */
1910 if (nl80211_register_action_frame(bss, (u8 *) "\x04\x0b", 2) < 0)
1912 /* GAS Comeback Request */
1913 if (nl80211_register_action_frame(bss, (u8 *) "\x04\x0c", 2) < 0)
1915 /* GAS Comeback Response */
1916 if (nl80211_register_action_frame(bss, (u8 *) "\x04\x0d", 2) < 0)
1918 /* Protected GAS Initial Request */
1919 if (nl80211_register_action_frame(bss, (u8 *) "\x09\x0a", 2) < 0)
1921 /* Protected GAS Initial Response */
1922 if (nl80211_register_action_frame(bss, (u8 *) "\x09\x0b", 2) < 0)
1924 /* Protected GAS Comeback Request */
1925 if (nl80211_register_action_frame(bss, (u8 *) "\x09\x0c", 2) < 0)
1927 /* Protected GAS Comeback Response */
1928 if (nl80211_register_action_frame(bss, (u8 *) "\x09\x0d", 2) < 0)
1930 #endif /* CONFIG_P2P || CONFIG_INTERWORKING */
1932 /* P2P Public Action */
1933 if (nl80211_register_action_frame(bss,
1934 (u8 *) "\x04\x09\x50\x6f\x9a\x09",
1938 if (nl80211_register_action_frame(bss,
1939 (u8 *) "\x7f\x50\x6f\x9a\x09",
1942 #endif /* CONFIG_P2P */
1943 #ifdef CONFIG_IEEE80211W
1944 /* SA Query Response */
1945 if (nl80211_register_action_frame(bss, (u8 *) "\x08\x01", 2) < 0)
1947 #endif /* CONFIG_IEEE80211W */
1949 if ((drv->capa.flags & WPA_DRIVER_FLAGS_TDLS_SUPPORT)) {
1950 /* TDLS Discovery Response */
1951 if (nl80211_register_action_frame(bss, (u8 *) "\x04\x0e", 2) <
1955 #endif /* CONFIG_TDLS */
1957 /* FST Action frames */
1958 if (nl80211_register_action_frame(bss, (u8 *) "\x12", 1) < 0)
1960 #endif /* CONFIG_FST */
1962 /* FT Action frames */
1963 if (nl80211_register_action_frame(bss, (u8 *) "\x06", 1) < 0)
1966 drv->capa.key_mgmt |= WPA_DRIVER_CAPA_KEY_MGMT_FT |
1967 WPA_DRIVER_CAPA_KEY_MGMT_FT_PSK;
1969 /* WNM - BSS Transition Management Request */
1970 if (nl80211_register_action_frame(bss, (u8 *) "\x0a\x07", 2) < 0)
1972 /* WNM-Sleep Mode Response */
1973 if (nl80211_register_action_frame(bss, (u8 *) "\x0a\x11", 2) < 0)
1977 /* WNM-Notification */
1978 if (nl80211_register_action_frame(bss, (u8 *) "\x0a\x1a", 2) < 0)
1980 #endif /* CONFIG_HS20 */
1982 /* WMM-AC ADDTS Response */
1983 if (nl80211_register_action_frame(bss, (u8 *) "\x11\x01", 2) < 0)
1987 if (nl80211_register_action_frame(bss, (u8 *) "\x11\x02", 2) < 0)
1990 /* Radio Measurement - Neighbor Report Response */
1991 if (nl80211_register_action_frame(bss, (u8 *) "\x05\x05", 2) < 0)
1994 /* Radio Measurement - Radio Measurement Request */
1995 if (nl80211_register_action_frame(bss, (u8 *) "\x05\x00", 2) < 0)
1998 /* Radio Measurement - Link Measurement Request */
1999 if ((drv->capa.rrm_flags & WPA_DRIVER_FLAGS_TX_POWER_INSERTION) &&
2000 (nl80211_register_action_frame(bss, (u8 *) "\x05\x02", 2) < 0))
2003 nl80211_mgmt_handle_register_eloop(bss);
2009 static int nl80211_mgmt_subscribe_mesh(struct i802_bss *bss)
2013 if (nl80211_alloc_mgmt_handle(bss))
2016 wpa_printf(MSG_DEBUG,
2017 "nl80211: Subscribe to mgmt frames with mesh handle %p",
2020 /* Auth frames for mesh SAE */
2021 if (nl80211_register_frame(bss, bss->nl_mgmt,
2022 (WLAN_FC_TYPE_MGMT << 2) |
2023 (WLAN_FC_STYPE_AUTH << 4),
2027 /* Mesh peering open */
2028 if (nl80211_register_action_frame(bss, (u8 *) "\x0f\x01", 2) < 0)
2030 /* Mesh peering confirm */
2031 if (nl80211_register_action_frame(bss, (u8 *) "\x0f\x02", 2) < 0)
2033 /* Mesh peering close */
2034 if (nl80211_register_action_frame(bss, (u8 *) "\x0f\x03", 2) < 0)
2037 nl80211_mgmt_handle_register_eloop(bss);
2043 static int nl80211_register_spurious_class3(struct i802_bss *bss)
2048 msg = nl80211_bss_msg(bss, 0, NL80211_CMD_UNEXPECTED_FRAME);
2049 ret = send_and_recv(bss->drv->global, bss->nl_mgmt, msg, NULL, NULL);
2051 wpa_printf(MSG_DEBUG, "nl80211: Register spurious class3 "
2052 "failed: ret=%d (%s)",
2053 ret, strerror(-ret));
2059 static int nl80211_action_subscribe_ap(struct i802_bss *bss)
2063 /* Public Action frames */
2064 if (nl80211_register_action_frame(bss, (u8 *) "\x04", 1) < 0)
2066 /* RRM Measurement Report */
2067 if (nl80211_register_action_frame(bss, (u8 *) "\x05\x01", 2) < 0)
2069 /* RRM Neighbor Report Request */
2070 if (nl80211_register_action_frame(bss, (u8 *) "\x05\x04", 2) < 0)
2072 /* FT Action frames */
2073 if (nl80211_register_action_frame(bss, (u8 *) "\x06", 1) < 0)
2075 #ifdef CONFIG_IEEE80211W
2077 if (nl80211_register_action_frame(bss, (u8 *) "\x08", 1) < 0)
2079 #endif /* CONFIG_IEEE80211W */
2080 /* Protected Dual of Public Action */
2081 if (nl80211_register_action_frame(bss, (u8 *) "\x09", 1) < 0)
2084 if (nl80211_register_action_frame(bss, (u8 *) "\x0a", 1) < 0)
2087 if (nl80211_register_action_frame(bss, (u8 *) "\x11", 1) < 0)
2090 /* FST Action frames */
2091 if (nl80211_register_action_frame(bss, (u8 *) "\x12", 1) < 0)
2093 #endif /* CONFIG_FST */
2094 /* Vendor-specific */
2095 if (nl80211_register_action_frame(bss, (u8 *) "\x7f", 1) < 0)
2102 static int nl80211_mgmt_subscribe_ap(struct i802_bss *bss)
2104 static const int stypes[] = {
2106 WLAN_FC_STYPE_ASSOC_REQ,
2107 WLAN_FC_STYPE_REASSOC_REQ,
2108 WLAN_FC_STYPE_DISASSOC,
2109 WLAN_FC_STYPE_DEAUTH,
2110 WLAN_FC_STYPE_PROBE_REQ,
2111 /* Beacon doesn't work as mac80211 doesn't currently allow
2112 * it, but it wouldn't really be the right thing anyway as
2113 * it isn't per interface ... maybe just dump the scan
2114 * results periodically for OLBC?
2116 /* WLAN_FC_STYPE_BEACON, */
2120 if (nl80211_alloc_mgmt_handle(bss))
2122 wpa_printf(MSG_DEBUG, "nl80211: Subscribe to mgmt frames with AP "
2123 "handle %p", bss->nl_mgmt);
2125 for (i = 0; i < ARRAY_SIZE(stypes); i++) {
2126 if (nl80211_register_frame(bss, bss->nl_mgmt,
2127 (WLAN_FC_TYPE_MGMT << 2) |
2134 if (nl80211_action_subscribe_ap(bss))
2137 if (nl80211_register_spurious_class3(bss))
2140 if (nl80211_get_wiphy_data_ap(bss) == NULL)
2143 nl80211_mgmt_handle_register_eloop(bss);
2147 nl_destroy_handles(&bss->nl_mgmt);
2152 static int nl80211_mgmt_subscribe_ap_dev_sme(struct i802_bss *bss)
2154 if (nl80211_alloc_mgmt_handle(bss))
2156 wpa_printf(MSG_DEBUG, "nl80211: Subscribe to mgmt frames with AP "
2157 "handle %p (device SME)", bss->nl_mgmt);
2159 if (nl80211_action_subscribe_ap(bss))
2162 nl80211_mgmt_handle_register_eloop(bss);
2166 nl_destroy_handles(&bss->nl_mgmt);
2171 static void nl80211_mgmt_unsubscribe(struct i802_bss *bss, const char *reason)
2173 if (bss->nl_mgmt == NULL)
2175 wpa_printf(MSG_DEBUG, "nl80211: Unsubscribe mgmt frames handle %p "
2176 "(%s)", bss->nl_mgmt, reason);
2177 nl80211_destroy_eloop_handle(&bss->nl_mgmt);
2179 nl80211_put_wiphy_data_ap(bss);
2183 static void wpa_driver_nl80211_send_rfkill(void *eloop_ctx, void *timeout_ctx)
2185 wpa_supplicant_event(timeout_ctx, EVENT_INTERFACE_DISABLED, NULL);
2189 static void nl80211_del_p2pdev(struct i802_bss *bss)
2194 msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_DEL_INTERFACE);
2195 ret = send_and_recv_msgs(bss->drv, msg, NULL, NULL);
2197 wpa_printf(MSG_DEBUG, "nl80211: Delete P2P Device %s (0x%llx): %s",
2198 bss->ifname, (long long unsigned int) bss->wdev_id,
2203 static int nl80211_set_p2pdev(struct i802_bss *bss, int start)
2208 msg = nl80211_cmd_msg(bss, 0, start ? NL80211_CMD_START_P2P_DEVICE :
2209 NL80211_CMD_STOP_P2P_DEVICE);
2210 ret = send_and_recv_msgs(bss->drv, msg, NULL, NULL);
2212 wpa_printf(MSG_DEBUG, "nl80211: %s P2P Device %s (0x%llx): %s",
2213 start ? "Start" : "Stop",
2214 bss->ifname, (long long unsigned int) bss->wdev_id,
2220 static int i802_set_iface_flags(struct i802_bss *bss, int up)
2222 enum nl80211_iftype nlmode;
2224 nlmode = nl80211_get_ifmode(bss);
2225 if (nlmode != NL80211_IFTYPE_P2P_DEVICE) {
2226 return linux_set_iface_flags(bss->drv->global->ioctl_sock,
2230 /* P2P Device has start/stop which is equivalent */
2231 return nl80211_set_p2pdev(bss, up);
2235 #ifdef CONFIG_TESTING_OPTIONS
2236 static int qca_vendor_test_cmd_handler(struct nl_msg *msg, void *arg)
2238 /* struct wpa_driver_nl80211_data *drv = arg; */
2239 struct nlattr *tb[NL80211_ATTR_MAX + 1];
2240 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
2243 wpa_printf(MSG_DEBUG,
2244 "nl80211: QCA vendor test command response received");
2246 nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
2247 genlmsg_attrlen(gnlh, 0), NULL);
2248 if (!tb[NL80211_ATTR_VENDOR_DATA]) {
2249 wpa_printf(MSG_DEBUG, "nl80211: No vendor data attribute");
2253 wpa_hexdump(MSG_DEBUG,
2254 "nl80211: Received QCA vendor test command response",
2255 nla_data(tb[NL80211_ATTR_VENDOR_DATA]),
2256 nla_len(tb[NL80211_ATTR_VENDOR_DATA]));
2260 #endif /* CONFIG_TESTING_OPTIONS */
2263 static void qca_vendor_test(struct wpa_driver_nl80211_data *drv)
2265 #ifdef CONFIG_TESTING_OPTIONS
2267 struct nlattr *params;
2270 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) ||
2271 nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) ||
2272 nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD,
2273 QCA_NL80211_VENDOR_SUBCMD_TEST) ||
2274 !(params = nla_nest_start(msg, NL80211_ATTR_VENDOR_DATA)) ||
2275 nla_put_u32(msg, QCA_WLAN_VENDOR_ATTR_TEST, 123)) {
2279 nla_nest_end(msg, params);
2281 ret = send_and_recv_msgs(drv, msg, qca_vendor_test_cmd_handler, drv);
2282 wpa_printf(MSG_DEBUG,
2283 "nl80211: QCA vendor test command returned %d (%s)",
2284 ret, strerror(-ret));
2285 #endif /* CONFIG_TESTING_OPTIONS */
2290 wpa_driver_nl80211_finish_drv_init(struct wpa_driver_nl80211_data *drv,
2291 const u8 *set_addr, int first,
2292 const char *driver_params)
2294 struct i802_bss *bss = drv->first_bss;
2295 int send_rfkill_event = 0;
2296 enum nl80211_iftype nlmode;
2298 drv->ifindex = if_nametoindex(bss->ifname);
2299 bss->ifindex = drv->ifindex;
2300 bss->wdev_id = drv->global->if_add_wdevid;
2301 bss->wdev_id_set = drv->global->if_add_wdevid_set;
2303 bss->if_dynamic = drv->ifindex == drv->global->if_add_ifindex;
2304 bss->if_dynamic = bss->if_dynamic || drv->global->if_add_wdevid_set;
2305 drv->global->if_add_wdevid_set = 0;
2307 if (!bss->if_dynamic && nl80211_get_ifmode(bss) == NL80211_IFTYPE_AP)
2311 nl80211_get_ifmode(bss) != NL80211_IFTYPE_P2P_DEVICE &&
2312 linux_iface_up(drv->global->ioctl_sock, bss->ifname) > 0)
2313 drv->start_iface_up = 1;
2315 if (wpa_driver_nl80211_capa(drv))
2318 if (driver_params && nl80211_set_param(bss, driver_params) < 0)
2321 wpa_printf(MSG_DEBUG, "nl80211: interface %s in phy %s",
2322 bss->ifname, drv->phyname);
2325 (linux_set_iface_flags(drv->global->ioctl_sock, bss->ifname, 0) ||
2326 linux_set_ifhwaddr(drv->global->ioctl_sock, bss->ifname,
2330 if (first && nl80211_get_ifmode(bss) == NL80211_IFTYPE_AP)
2331 drv->start_mode_ap = 1;
2333 if (drv->hostapd || bss->static_ap)
2334 nlmode = NL80211_IFTYPE_AP;
2335 else if (bss->if_dynamic ||
2336 nl80211_get_ifmode(bss) == NL80211_IFTYPE_MESH_POINT)
2337 nlmode = nl80211_get_ifmode(bss);
2339 nlmode = NL80211_IFTYPE_STATION;
2341 if (wpa_driver_nl80211_set_mode(bss, nlmode) < 0) {
2342 wpa_printf(MSG_ERROR, "nl80211: Could not configure driver mode");
2346 if (nlmode == NL80211_IFTYPE_P2P_DEVICE)
2347 nl80211_get_macaddr(bss);
2349 wpa_driver_nl80211_drv_init_rfkill(drv);
2351 if (!rfkill_is_blocked(drv->rfkill)) {
2352 int ret = i802_set_iface_flags(bss, 1);
2354 wpa_printf(MSG_ERROR, "nl80211: Could not set "
2355 "interface '%s' UP", bss->ifname);
2359 if (is_p2p_net_interface(nlmode))
2360 nl80211_disable_11b_rates(bss->drv,
2361 bss->drv->ifindex, 1);
2363 if (nlmode == NL80211_IFTYPE_P2P_DEVICE)
2366 wpa_printf(MSG_DEBUG, "nl80211: Could not yet enable "
2367 "interface '%s' due to rfkill", bss->ifname);
2368 if (nlmode != NL80211_IFTYPE_P2P_DEVICE)
2369 drv->if_disabled = 1;
2371 send_rfkill_event = 1;
2374 if (!drv->hostapd && nlmode != NL80211_IFTYPE_P2P_DEVICE)
2375 netlink_send_oper_ifla(drv->global->netlink, drv->ifindex,
2376 1, IF_OPER_DORMANT);
2378 if (nlmode != NL80211_IFTYPE_P2P_DEVICE) {
2379 if (linux_get_ifhwaddr(drv->global->ioctl_sock, bss->ifname,
2382 os_memcpy(drv->perm_addr, bss->addr, ETH_ALEN);
2385 if (send_rfkill_event) {
2386 eloop_register_timeout(0, 0, wpa_driver_nl80211_send_rfkill,
2390 if (drv->vendor_cmd_test_avail)
2391 qca_vendor_test(drv);
2397 static int wpa_driver_nl80211_del_beacon(struct wpa_driver_nl80211_data *drv)
2401 wpa_printf(MSG_DEBUG, "nl80211: Remove beacon (ifindex=%d)",
2403 msg = nl80211_drv_msg(drv, 0, NL80211_CMD_DEL_BEACON);
2404 return send_and_recv_msgs(drv, msg, NULL, NULL);
2409 * wpa_driver_nl80211_deinit - Deinitialize nl80211 driver interface
2410 * @bss: Pointer to private nl80211 data from wpa_driver_nl80211_init()
2412 * Shut down driver interface and processing of driver events. Free
2413 * private data buffer if one was allocated in wpa_driver_nl80211_init().
2415 static void wpa_driver_nl80211_deinit(struct i802_bss *bss)
2417 struct wpa_driver_nl80211_data *drv = bss->drv;
2420 wpa_printf(MSG_INFO, "nl80211: deinit ifname=%s disabled_11b_rates=%d",
2421 bss->ifname, drv->disabled_11b_rates);
2424 if (drv->data_tx_status)
2425 eloop_unregister_read_sock(drv->eapol_tx_sock);
2426 if (drv->eapol_tx_sock >= 0)
2427 close(drv->eapol_tx_sock);
2430 wpa_driver_nl80211_probe_req_report(bss, 0);
2431 if (bss->added_if_into_bridge) {
2432 if (linux_br_del_if(drv->global->ioctl_sock, bss->brname,
2434 wpa_printf(MSG_INFO, "nl80211: Failed to remove "
2435 "interface %s from bridge %s: %s",
2436 bss->ifname, bss->brname, strerror(errno));
2438 nl80211_handle_destroy(drv->rtnl_sk);
2440 if (bss->added_bridge) {
2441 if (linux_set_iface_flags(drv->global->ioctl_sock, bss->brname,
2443 wpa_printf(MSG_INFO,
2444 "nl80211: Could not set bridge %s down",
2446 if (linux_br_del(drv->global->ioctl_sock, bss->brname) < 0)
2447 wpa_printf(MSG_INFO, "nl80211: Failed to remove "
2449 bss->brname, strerror(errno));
2452 nl80211_remove_monitor_interface(drv);
2454 if (is_ap_interface(drv->nlmode))
2455 wpa_driver_nl80211_del_beacon(drv);
2457 if (drv->eapol_sock >= 0) {
2458 eloop_unregister_read_sock(drv->eapol_sock);
2459 close(drv->eapol_sock);
2462 if (drv->if_indices != drv->default_if_indices)
2463 os_free(drv->if_indices);
2465 if (drv->if_indices_reason != drv->default_if_indices_reason)
2466 os_free(drv->if_indices_reason);
2468 if (drv->disabled_11b_rates)
2469 nl80211_disable_11b_rates(drv, drv->ifindex, 0);
2471 netlink_send_oper_ifla(drv->global->netlink, drv->ifindex, 0,
2473 eloop_cancel_timeout(wpa_driver_nl80211_send_rfkill, drv, drv->ctx);
2474 rfkill_deinit(drv->rfkill);
2476 eloop_cancel_timeout(wpa_driver_nl80211_scan_timeout, drv, drv->ctx);
2478 if (!drv->start_iface_up)
2479 (void) i802_set_iface_flags(bss, 0);
2481 if (drv->addr_changed) {
2482 if (linux_set_iface_flags(drv->global->ioctl_sock, bss->ifname,
2484 wpa_printf(MSG_DEBUG,
2485 "nl80211: Could not set interface down to restore permanent MAC address");
2487 if (linux_set_ifhwaddr(drv->global->ioctl_sock, bss->ifname,
2488 drv->perm_addr) < 0) {
2489 wpa_printf(MSG_DEBUG,
2490 "nl80211: Could not restore permanent MAC address");
2494 if (drv->nlmode != NL80211_IFTYPE_P2P_DEVICE) {
2495 if (!drv->hostapd || !drv->start_mode_ap)
2496 wpa_driver_nl80211_set_mode(bss,
2497 NL80211_IFTYPE_STATION);
2498 nl80211_mgmt_unsubscribe(bss, "deinit");
2500 nl80211_mgmt_unsubscribe(bss, "deinit");
2501 nl80211_del_p2pdev(bss);
2504 nl80211_destroy_bss(drv->first_bss);
2506 os_free(drv->filter_ssids);
2508 os_free(drv->auth_ie);
2510 if (drv->in_interface_list)
2511 dl_list_del(&drv->list);
2513 os_free(drv->extended_capa);
2514 os_free(drv->extended_capa_mask);
2515 for (i = 0; i < drv->num_iface_ext_capa; i++) {
2516 os_free(drv->iface_ext_capa[i].ext_capa);
2517 os_free(drv->iface_ext_capa[i].ext_capa_mask);
2519 os_free(drv->first_bss);
2524 static u32 wpa_alg_to_cipher_suite(enum wpa_alg alg, size_t key_len)
2529 return WLAN_CIPHER_SUITE_WEP40;
2530 return WLAN_CIPHER_SUITE_WEP104;
2532 return WLAN_CIPHER_SUITE_TKIP;
2534 return WLAN_CIPHER_SUITE_CCMP;
2536 return WLAN_CIPHER_SUITE_GCMP;
2537 case WPA_ALG_CCMP_256:
2538 return WLAN_CIPHER_SUITE_CCMP_256;
2539 case WPA_ALG_GCMP_256:
2540 return WLAN_CIPHER_SUITE_GCMP_256;
2542 return WLAN_CIPHER_SUITE_AES_CMAC;
2543 case WPA_ALG_BIP_GMAC_128:
2544 return WLAN_CIPHER_SUITE_BIP_GMAC_128;
2545 case WPA_ALG_BIP_GMAC_256:
2546 return WLAN_CIPHER_SUITE_BIP_GMAC_256;
2547 case WPA_ALG_BIP_CMAC_256:
2548 return WLAN_CIPHER_SUITE_BIP_CMAC_256;
2550 return WLAN_CIPHER_SUITE_SMS4;
2552 return WLAN_CIPHER_SUITE_KRK;
2555 wpa_printf(MSG_ERROR, "nl80211: Unexpected encryption algorithm %d",
2560 wpa_printf(MSG_ERROR, "nl80211: Unsupported encryption algorithm %d",
2566 static u32 wpa_cipher_to_cipher_suite(unsigned int cipher)
2569 case WPA_CIPHER_CCMP_256:
2570 return WLAN_CIPHER_SUITE_CCMP_256;
2571 case WPA_CIPHER_GCMP_256:
2572 return WLAN_CIPHER_SUITE_GCMP_256;
2573 case WPA_CIPHER_CCMP:
2574 return WLAN_CIPHER_SUITE_CCMP;
2575 case WPA_CIPHER_GCMP:
2576 return WLAN_CIPHER_SUITE_GCMP;
2577 case WPA_CIPHER_TKIP:
2578 return WLAN_CIPHER_SUITE_TKIP;
2579 case WPA_CIPHER_WEP104:
2580 return WLAN_CIPHER_SUITE_WEP104;
2581 case WPA_CIPHER_WEP40:
2582 return WLAN_CIPHER_SUITE_WEP40;
2583 case WPA_CIPHER_GTK_NOT_USED:
2584 return WLAN_CIPHER_SUITE_NO_GROUP_ADDR;
2591 static int wpa_cipher_to_cipher_suites(unsigned int ciphers, u32 suites[],
2596 if (num_suites < max_suites && ciphers & WPA_CIPHER_CCMP_256)
2597 suites[num_suites++] = WLAN_CIPHER_SUITE_CCMP_256;
2598 if (num_suites < max_suites && ciphers & WPA_CIPHER_GCMP_256)
2599 suites[num_suites++] = WLAN_CIPHER_SUITE_GCMP_256;
2600 if (num_suites < max_suites && ciphers & WPA_CIPHER_CCMP)
2601 suites[num_suites++] = WLAN_CIPHER_SUITE_CCMP;
2602 if (num_suites < max_suites && ciphers & WPA_CIPHER_GCMP)
2603 suites[num_suites++] = WLAN_CIPHER_SUITE_GCMP;
2604 if (num_suites < max_suites && ciphers & WPA_CIPHER_TKIP)
2605 suites[num_suites++] = WLAN_CIPHER_SUITE_TKIP;
2606 if (num_suites < max_suites && ciphers & WPA_CIPHER_WEP104)
2607 suites[num_suites++] = WLAN_CIPHER_SUITE_WEP104;
2608 if (num_suites < max_suites && ciphers & WPA_CIPHER_WEP40)
2609 suites[num_suites++] = WLAN_CIPHER_SUITE_WEP40;
2615 #ifdef CONFIG_DRIVER_NL80211_QCA
2616 static int issue_key_mgmt_set_key(struct wpa_driver_nl80211_data *drv,
2617 const u8 *key, size_t key_len)
2622 if (!(drv->capa.flags & WPA_DRIVER_FLAGS_KEY_MGMT_OFFLOAD))
2625 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) ||
2626 nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) ||
2627 nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD,
2628 QCA_NL80211_VENDOR_SUBCMD_KEY_MGMT_SET_KEY) ||
2629 nla_put(msg, NL80211_ATTR_VENDOR_DATA, key_len, key)) {
2630 nl80211_nlmsg_clear(msg);
2634 ret = send_and_recv_msgs(drv, msg, NULL, (void *) -1);
2636 wpa_printf(MSG_DEBUG,
2637 "nl80211: Key management set key failed: ret=%d (%s)",
2638 ret, strerror(-ret));
2643 #endif /* CONFIG_DRIVER_NL80211_QCA */
2646 static int wpa_driver_nl80211_set_key(const char *ifname, struct i802_bss *bss,
2647 enum wpa_alg alg, const u8 *addr,
2648 int key_idx, int set_tx,
2649 const u8 *seq, size_t seq_len,
2650 const u8 *key, size_t key_len)
2652 struct wpa_driver_nl80211_data *drv = bss->drv;
2654 struct nl_msg *msg = NULL;
2658 /* Ignore for P2P Device */
2659 if (drv->nlmode == NL80211_IFTYPE_P2P_DEVICE)
2662 ifindex = if_nametoindex(ifname);
2663 wpa_printf(MSG_DEBUG, "%s: ifindex=%d (%s) alg=%d addr=%p key_idx=%d "
2664 "set_tx=%d seq_len=%lu key_len=%lu",
2665 __func__, ifindex, ifname, alg, addr, key_idx, set_tx,
2666 (unsigned long) seq_len, (unsigned long) key_len);
2668 if (key_idx == -1) {
2672 #endif /* CONFIG_TDLS */
2674 #ifdef CONFIG_DRIVER_NL80211_QCA
2675 if (alg == WPA_ALG_PMK &&
2676 (drv->capa.flags & WPA_DRIVER_FLAGS_KEY_MGMT_OFFLOAD)) {
2677 wpa_printf(MSG_DEBUG, "%s: calling issue_key_mgmt_set_key",
2679 ret = issue_key_mgmt_set_key(drv, key, key_len);
2682 #endif /* CONFIG_DRIVER_NL80211_QCA */
2684 if (alg == WPA_ALG_NONE) {
2685 msg = nl80211_ifindex_msg(drv, ifindex, 0, NL80211_CMD_DEL_KEY);
2691 suite = wpa_alg_to_cipher_suite(alg, key_len);
2694 msg = nl80211_ifindex_msg(drv, ifindex, 0, NL80211_CMD_NEW_KEY);
2696 nla_put(msg, NL80211_ATTR_KEY_DATA, key_len, key) ||
2697 nla_put_u32(msg, NL80211_ATTR_KEY_CIPHER, suite))
2699 wpa_hexdump_key(MSG_DEBUG, "nl80211: KEY_DATA", key, key_len);
2702 if (seq && seq_len) {
2703 if (nla_put(msg, NL80211_ATTR_KEY_SEQ, seq_len, seq))
2705 wpa_hexdump(MSG_DEBUG, "nl80211: KEY_SEQ", seq, seq_len);
2708 if (addr && !is_broadcast_ether_addr(addr)) {
2709 wpa_printf(MSG_DEBUG, " addr=" MACSTR, MAC2STR(addr));
2710 if (nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr))
2713 if (alg != WPA_ALG_WEP && key_idx && !set_tx) {
2714 wpa_printf(MSG_DEBUG, " RSN IBSS RX GTK");
2715 if (nla_put_u32(msg, NL80211_ATTR_KEY_TYPE,
2716 NL80211_KEYTYPE_GROUP))
2719 } else if (addr && is_broadcast_ether_addr(addr)) {
2720 struct nlattr *types;
2722 wpa_printf(MSG_DEBUG, " broadcast key");
2724 types = nla_nest_start(msg, NL80211_ATTR_KEY_DEFAULT_TYPES);
2726 nla_put_flag(msg, NL80211_KEY_DEFAULT_TYPE_MULTICAST))
2728 nla_nest_end(msg, types);
2730 if (nla_put_u8(msg, NL80211_ATTR_KEY_IDX, key_idx))
2733 ret = send_and_recv_msgs(drv, msg, NULL, key ? (void *) -1 : NULL);
2734 if ((ret == -ENOENT || ret == -ENOLINK) && alg == WPA_ALG_NONE)
2737 wpa_printf(MSG_DEBUG, "nl80211: set_key failed; err=%d %s)",
2738 ret, strerror(-ret));
2741 * If we failed or don't need to set the default TX key (below),
2744 if (ret || !set_tx || alg == WPA_ALG_NONE || tdls)
2746 if (is_ap_interface(drv->nlmode) && addr &&
2747 !is_broadcast_ether_addr(addr))
2750 msg = nl80211_ifindex_msg(drv, ifindex, 0, NL80211_CMD_SET_KEY);
2752 nla_put_u8(msg, NL80211_ATTR_KEY_IDX, key_idx) ||
2753 nla_put_flag(msg, (alg == WPA_ALG_IGTK ||
2754 alg == WPA_ALG_BIP_GMAC_128 ||
2755 alg == WPA_ALG_BIP_GMAC_256 ||
2756 alg == WPA_ALG_BIP_CMAC_256) ?
2757 NL80211_ATTR_KEY_DEFAULT_MGMT :
2758 NL80211_ATTR_KEY_DEFAULT))
2760 if (addr && is_broadcast_ether_addr(addr)) {
2761 struct nlattr *types;
2763 types = nla_nest_start(msg, NL80211_ATTR_KEY_DEFAULT_TYPES);
2765 nla_put_flag(msg, NL80211_KEY_DEFAULT_TYPE_MULTICAST))
2767 nla_nest_end(msg, types);
2769 struct nlattr *types;
2771 types = nla_nest_start(msg, NL80211_ATTR_KEY_DEFAULT_TYPES);
2773 nla_put_flag(msg, NL80211_KEY_DEFAULT_TYPE_UNICAST))
2775 nla_nest_end(msg, types);
2778 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
2782 wpa_printf(MSG_DEBUG, "nl80211: set_key default failed; "
2783 "err=%d %s)", ret, strerror(-ret));
2787 nl80211_nlmsg_clear(msg);
2793 static int nl_add_key(struct nl_msg *msg, enum wpa_alg alg,
2794 int key_idx, int defkey,
2795 const u8 *seq, size_t seq_len,
2796 const u8 *key, size_t key_len)
2798 struct nlattr *key_attr = nla_nest_start(msg, NL80211_ATTR_KEY);
2804 suite = wpa_alg_to_cipher_suite(alg, key_len);
2808 if (defkey && alg == WPA_ALG_IGTK) {
2809 if (nla_put_flag(msg, NL80211_KEY_DEFAULT_MGMT))
2811 } else if (defkey) {
2812 if (nla_put_flag(msg, NL80211_KEY_DEFAULT))
2816 if (nla_put_u8(msg, NL80211_KEY_IDX, key_idx) ||
2817 nla_put_u32(msg, NL80211_KEY_CIPHER, suite) ||
2819 nla_put(msg, NL80211_KEY_SEQ, seq_len, seq)) ||
2820 nla_put(msg, NL80211_KEY_DATA, key_len, key))
2823 nla_nest_end(msg, key_attr);
2829 static int nl80211_set_conn_keys(struct wpa_driver_associate_params *params,
2833 struct nlattr *nl_keys, *nl_key;
2835 for (i = 0; i < 4; i++) {
2836 if (!params->wep_key[i])
2841 if (params->wps == WPS_MODE_PRIVACY)
2843 if (params->pairwise_suite &&
2844 params->pairwise_suite != WPA_CIPHER_NONE)
2850 if (nla_put_flag(msg, NL80211_ATTR_PRIVACY))
2853 nl_keys = nla_nest_start(msg, NL80211_ATTR_KEYS);
2857 for (i = 0; i < 4; i++) {
2858 if (!params->wep_key[i])
2861 nl_key = nla_nest_start(msg, i);
2863 nla_put(msg, NL80211_KEY_DATA, params->wep_key_len[i],
2864 params->wep_key[i]) ||
2865 nla_put_u32(msg, NL80211_KEY_CIPHER,
2866 params->wep_key_len[i] == 5 ?
2867 WLAN_CIPHER_SUITE_WEP40 :
2868 WLAN_CIPHER_SUITE_WEP104) ||
2869 nla_put_u8(msg, NL80211_KEY_IDX, i) ||
2870 (i == params->wep_tx_keyidx &&
2871 nla_put_flag(msg, NL80211_KEY_DEFAULT)))
2874 nla_nest_end(msg, nl_key);
2876 nla_nest_end(msg, nl_keys);
2882 int wpa_driver_nl80211_mlme(struct wpa_driver_nl80211_data *drv,
2883 const u8 *addr, int cmd, u16 reason_code,
2884 int local_state_change)
2889 if (!(msg = nl80211_drv_msg(drv, 0, cmd)) ||
2890 nla_put_u16(msg, NL80211_ATTR_REASON_CODE, reason_code) ||
2891 (addr && nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr)) ||
2892 (local_state_change &&
2893 nla_put_flag(msg, NL80211_ATTR_LOCAL_STATE_CHANGE))) {
2898 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
2900 wpa_dbg(drv->ctx, MSG_DEBUG,
2901 "nl80211: MLME command failed: reason=%u ret=%d (%s)",
2902 reason_code, ret, strerror(-ret));
2908 static int wpa_driver_nl80211_disconnect(struct wpa_driver_nl80211_data *drv,
2913 wpa_printf(MSG_DEBUG, "%s(reason_code=%d)", __func__, reason_code);
2914 nl80211_mark_disconnected(drv);
2915 /* Disconnect command doesn't need BSSID - it uses cached value */
2916 ret = wpa_driver_nl80211_mlme(drv, NULL, NL80211_CMD_DISCONNECT,
2919 * For locally generated disconnect, supplicant already generates a
2920 * DEAUTH event, so ignore the event from NL80211.
2922 drv->ignore_next_local_disconnect = ret == 0;
2928 static int wpa_driver_nl80211_deauthenticate(struct i802_bss *bss,
2929 const u8 *addr, int reason_code)
2931 struct wpa_driver_nl80211_data *drv = bss->drv;
2934 if (drv->nlmode == NL80211_IFTYPE_ADHOC) {
2935 nl80211_mark_disconnected(drv);
2936 return nl80211_leave_ibss(drv, 1);
2938 if (!(drv->capa.flags & WPA_DRIVER_FLAGS_SME))
2939 return wpa_driver_nl80211_disconnect(drv, reason_code);
2940 wpa_printf(MSG_DEBUG, "%s(addr=" MACSTR " reason_code=%d)",
2941 __func__, MAC2STR(addr), reason_code);
2942 nl80211_mark_disconnected(drv);
2943 ret = wpa_driver_nl80211_mlme(drv, addr, NL80211_CMD_DEAUTHENTICATE,
2946 * For locally generated deauthenticate, supplicant already generates a
2947 * DEAUTH event, so ignore the event from NL80211.
2949 drv->ignore_next_local_deauth = ret == 0;
2954 static void nl80211_copy_auth_params(struct wpa_driver_nl80211_data *drv,
2955 struct wpa_driver_auth_params *params)
2959 drv->auth_freq = params->freq;
2960 drv->auth_alg = params->auth_alg;
2961 drv->auth_wep_tx_keyidx = params->wep_tx_keyidx;
2962 drv->auth_local_state_change = params->local_state_change;
2963 drv->auth_p2p = params->p2p;
2966 os_memcpy(drv->auth_bssid_, params->bssid, ETH_ALEN);
2968 os_memset(drv->auth_bssid_, 0, ETH_ALEN);
2971 os_memcpy(drv->auth_ssid, params->ssid, params->ssid_len);
2972 drv->auth_ssid_len = params->ssid_len;
2974 drv->auth_ssid_len = 0;
2977 os_free(drv->auth_ie);
2978 drv->auth_ie = NULL;
2979 drv->auth_ie_len = 0;
2981 drv->auth_ie = os_malloc(params->ie_len);
2983 os_memcpy(drv->auth_ie, params->ie, params->ie_len);
2984 drv->auth_ie_len = params->ie_len;
2988 for (i = 0; i < 4; i++) {
2989 if (params->wep_key[i] && params->wep_key_len[i] &&
2990 params->wep_key_len[i] <= 16) {
2991 os_memcpy(drv->auth_wep_key[i], params->wep_key[i],
2992 params->wep_key_len[i]);
2993 drv->auth_wep_key_len[i] = params->wep_key_len[i];
2995 drv->auth_wep_key_len[i] = 0;
3000 static void nl80211_unmask_11b_rates(struct i802_bss *bss)
3002 struct wpa_driver_nl80211_data *drv = bss->drv;
3004 if (is_p2p_net_interface(drv->nlmode) || !drv->disabled_11b_rates)
3008 * Looks like we failed to unmask 11b rates previously. This could
3009 * happen, e.g., if the interface was down at the point in time when a
3010 * P2P group was terminated.
3012 wpa_printf(MSG_DEBUG,
3013 "nl80211: Interface %s mode is for non-P2P, but 11b rates were disabled - re-enable them",
3015 nl80211_disable_11b_rates(drv, drv->ifindex, 0);
3019 static int wpa_driver_nl80211_authenticate(
3020 struct i802_bss *bss, struct wpa_driver_auth_params *params)
3022 struct wpa_driver_nl80211_data *drv = bss->drv;
3025 enum nl80211_auth_type type;
3026 enum nl80211_iftype nlmode;
3030 nl80211_unmask_11b_rates(bss);
3032 is_retry = drv->retry_auth;
3033 drv->retry_auth = 0;
3034 drv->ignore_deauth_event = 0;
3036 nl80211_mark_disconnected(drv);
3037 os_memset(drv->auth_bssid, 0, ETH_ALEN);
3039 os_memcpy(drv->auth_attempt_bssid, params->bssid, ETH_ALEN);
3041 os_memset(drv->auth_attempt_bssid, 0, ETH_ALEN);
3042 /* FIX: IBSS mode */
3043 nlmode = params->p2p ?
3044 NL80211_IFTYPE_P2P_CLIENT : NL80211_IFTYPE_STATION;
3045 if (drv->nlmode != nlmode &&
3046 wpa_driver_nl80211_set_mode(bss, nlmode) < 0)
3050 wpa_printf(MSG_DEBUG, "nl80211: Authenticate (ifindex=%d)",
3053 msg = nl80211_drv_msg(drv, 0, NL80211_CMD_AUTHENTICATE);
3057 for (i = 0; i < 4; i++) {
3058 if (!params->wep_key[i])
3060 wpa_driver_nl80211_set_key(bss->ifname, bss, WPA_ALG_WEP,
3062 i == params->wep_tx_keyidx, NULL, 0,
3064 params->wep_key_len[i]);
3065 if (params->wep_tx_keyidx != i)
3067 if (nl_add_key(msg, WPA_ALG_WEP, i, 1, NULL, 0,
3068 params->wep_key[i], params->wep_key_len[i]))
3072 if (params->bssid) {
3073 wpa_printf(MSG_DEBUG, " * bssid=" MACSTR,
3074 MAC2STR(params->bssid));
3075 if (nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, params->bssid))
3079 wpa_printf(MSG_DEBUG, " * freq=%d", params->freq);
3080 if (nla_put_u32(msg, NL80211_ATTR_WIPHY_FREQ, params->freq))
3084 wpa_hexdump_ascii(MSG_DEBUG, " * SSID",
3085 params->ssid, params->ssid_len);
3086 if (nla_put(msg, NL80211_ATTR_SSID, params->ssid_len,
3090 wpa_hexdump(MSG_DEBUG, " * IEs", params->ie, params->ie_len);
3092 nla_put(msg, NL80211_ATTR_IE, params->ie_len, params->ie))
3094 if (params->sae_data) {
3095 wpa_hexdump(MSG_DEBUG, " * SAE data", params->sae_data,
3096 params->sae_data_len);
3097 if (nla_put(msg, NL80211_ATTR_SAE_DATA, params->sae_data_len,
3101 if (params->auth_alg & WPA_AUTH_ALG_OPEN)
3102 type = NL80211_AUTHTYPE_OPEN_SYSTEM;
3103 else if (params->auth_alg & WPA_AUTH_ALG_SHARED)
3104 type = NL80211_AUTHTYPE_SHARED_KEY;
3105 else if (params->auth_alg & WPA_AUTH_ALG_LEAP)
3106 type = NL80211_AUTHTYPE_NETWORK_EAP;
3107 else if (params->auth_alg & WPA_AUTH_ALG_FT)
3108 type = NL80211_AUTHTYPE_FT;
3109 else if (params->auth_alg & WPA_AUTH_ALG_SAE)
3110 type = NL80211_AUTHTYPE_SAE;
3113 wpa_printf(MSG_DEBUG, " * Auth Type %d", type);
3114 if (nla_put_u32(msg, NL80211_ATTR_AUTH_TYPE, type))
3116 if (params->local_state_change) {
3117 wpa_printf(MSG_DEBUG, " * Local state change only");
3118 if (nla_put_flag(msg, NL80211_ATTR_LOCAL_STATE_CHANGE))
3122 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
3125 wpa_dbg(drv->ctx, MSG_DEBUG,
3126 "nl80211: MLME command failed (auth): ret=%d (%s)",
3127 ret, strerror(-ret));
3129 if (ret == -EALREADY && count == 1 && params->bssid &&
3130 !params->local_state_change) {
3132 * mac80211 does not currently accept new
3133 * authentication if we are already authenticated. As a
3134 * workaround, force deauthentication and try again.
3136 wpa_printf(MSG_DEBUG, "nl80211: Retry authentication "
3137 "after forced deauthentication");
3138 drv->ignore_deauth_event = 1;
3139 wpa_driver_nl80211_deauthenticate(
3141 WLAN_REASON_PREV_AUTH_NOT_VALID);
3146 if (ret == -ENOENT && params->freq && !is_retry) {
3148 * cfg80211 has likely expired the BSS entry even
3149 * though it was previously available in our internal
3150 * BSS table. To recover quickly, start a single
3151 * channel scan on the specified channel.
3153 struct wpa_driver_scan_params scan;
3156 os_memset(&scan, 0, sizeof(scan));
3159 scan.ssids[0].ssid = params->ssid;
3160 scan.ssids[0].ssid_len = params->ssid_len;
3162 freqs[0] = params->freq;
3165 wpa_printf(MSG_DEBUG, "nl80211: Trigger single "
3166 "channel scan to refresh cfg80211 BSS "
3168 ret = wpa_driver_nl80211_scan(bss, &scan);
3170 nl80211_copy_auth_params(drv, params);
3171 drv->scan_for_auth = 1;
3173 } else if (is_retry) {
3175 * Need to indicate this with an event since the return
3176 * value from the retry is not delivered to core code.
3178 union wpa_event_data event;
3179 wpa_printf(MSG_DEBUG, "nl80211: Authentication retry "
3181 os_memset(&event, 0, sizeof(event));
3182 os_memcpy(event.timeout_event.addr, drv->auth_bssid_,
3184 wpa_supplicant_event(drv->ctx, EVENT_AUTH_TIMED_OUT,
3188 wpa_printf(MSG_DEBUG,
3189 "nl80211: Authentication request send successfully");
3198 int wpa_driver_nl80211_authenticate_retry(struct wpa_driver_nl80211_data *drv)
3200 struct wpa_driver_auth_params params;
3201 struct i802_bss *bss = drv->first_bss;
3204 wpa_printf(MSG_DEBUG, "nl80211: Try to authenticate again");
3206 os_memset(¶ms, 0, sizeof(params));
3207 params.freq = drv->auth_freq;
3208 params.auth_alg = drv->auth_alg;
3209 params.wep_tx_keyidx = drv->auth_wep_tx_keyidx;
3210 params.local_state_change = drv->auth_local_state_change;
3211 params.p2p = drv->auth_p2p;
3213 if (!is_zero_ether_addr(drv->auth_bssid_))
3214 params.bssid = drv->auth_bssid_;
3216 if (drv->auth_ssid_len) {
3217 params.ssid = drv->auth_ssid;
3218 params.ssid_len = drv->auth_ssid_len;
3221 params.ie = drv->auth_ie;
3222 params.ie_len = drv->auth_ie_len;
3224 for (i = 0; i < 4; i++) {
3225 if (drv->auth_wep_key_len[i]) {
3226 params.wep_key[i] = drv->auth_wep_key[i];
3227 params.wep_key_len[i] = drv->auth_wep_key_len[i];
3231 drv->retry_auth = 1;
3232 return wpa_driver_nl80211_authenticate(bss, ¶ms);
3236 static int wpa_driver_nl80211_send_frame(struct i802_bss *bss,
3237 const void *data, size_t len,
3238 int encrypt, int noack,
3239 unsigned int freq, int no_cck,
3240 int offchanok, unsigned int wait_time,
3241 const u16 *csa_offs,
3242 size_t csa_offs_len)
3244 struct wpa_driver_nl80211_data *drv = bss->drv;
3248 if (freq == 0 && drv->nlmode == NL80211_IFTYPE_ADHOC) {
3249 freq = nl80211_get_assoc_freq(drv);
3250 wpa_printf(MSG_DEBUG,
3251 "nl80211: send_frame - Use assoc_freq=%u for IBSS",
3255 wpa_printf(MSG_DEBUG, "nl80211: send_frame - Use bss->freq=%u",
3260 if (drv->use_monitor) {
3261 wpa_printf(MSG_DEBUG, "nl80211: send_frame(freq=%u bss->freq=%u) -> send_monitor",
3263 return nl80211_send_monitor(drv, data, len, encrypt, noack);
3266 wpa_printf(MSG_DEBUG, "nl80211: send_frame -> send_frame_cmd");
3267 res = nl80211_send_frame_cmd(bss, freq, wait_time, data, len,
3268 &cookie, no_cck, noack, offchanok,
3269 csa_offs, csa_offs_len);
3270 if (res == 0 && !noack) {
3271 const struct ieee80211_mgmt *mgmt;
3274 mgmt = (const struct ieee80211_mgmt *) data;
3275 fc = le_to_host16(mgmt->frame_control);
3276 if (WLAN_FC_GET_TYPE(fc) == WLAN_FC_TYPE_MGMT &&
3277 WLAN_FC_GET_STYPE(fc) == WLAN_FC_STYPE_ACTION) {
3278 wpa_printf(MSG_MSGDUMP,
3279 "nl80211: Update send_action_cookie from 0x%llx to 0x%llx",
3280 (long long unsigned int)
3281 drv->send_action_cookie,
3282 (long long unsigned int) cookie);
3283 drv->send_action_cookie = cookie;
3291 static int wpa_driver_nl80211_send_mlme(struct i802_bss *bss, const u8 *data,
3292 size_t data_len, int noack,
3293 unsigned int freq, int no_cck,
3295 unsigned int wait_time,
3296 const u16 *csa_offs,
3297 size_t csa_offs_len)
3299 struct wpa_driver_nl80211_data *drv = bss->drv;
3300 struct ieee80211_mgmt *mgmt;
3304 mgmt = (struct ieee80211_mgmt *) data;
3305 fc = le_to_host16(mgmt->frame_control);
3306 wpa_printf(MSG_DEBUG, "nl80211: send_mlme - da= " MACSTR
3307 " noack=%d freq=%u no_cck=%d offchanok=%d wait_time=%u fc=0x%x (%s) nlmode=%d",
3308 MAC2STR(mgmt->da), noack, freq, no_cck, offchanok, wait_time,
3309 fc, fc2str(fc), drv->nlmode);
3311 if ((is_sta_interface(drv->nlmode) ||
3312 drv->nlmode == NL80211_IFTYPE_P2P_DEVICE) &&
3313 WLAN_FC_GET_TYPE(fc) == WLAN_FC_TYPE_MGMT &&
3314 WLAN_FC_GET_STYPE(fc) == WLAN_FC_STYPE_PROBE_RESP) {
3316 * The use of last_mgmt_freq is a bit of a hack,
3317 * but it works due to the single-threaded nature
3318 * of wpa_supplicant.
3321 wpa_printf(MSG_DEBUG, "nl80211: Use last_mgmt_freq=%d",
3322 drv->last_mgmt_freq);
3323 freq = drv->last_mgmt_freq;
3325 return nl80211_send_frame_cmd(bss, freq, 0,
3326 data, data_len, NULL, 1, noack,
3327 1, csa_offs, csa_offs_len);
3330 if (drv->device_ap_sme && is_ap_interface(drv->nlmode)) {
3332 wpa_printf(MSG_DEBUG, "nl80211: Use bss->freq=%d",
3336 return nl80211_send_frame_cmd(bss, freq,
3337 (int) freq == bss->freq ? 0 :
3340 &drv->send_action_cookie,
3341 no_cck, noack, offchanok,
3342 csa_offs, csa_offs_len);
3345 if (WLAN_FC_GET_TYPE(fc) == WLAN_FC_TYPE_MGMT &&
3346 WLAN_FC_GET_STYPE(fc) == WLAN_FC_STYPE_AUTH) {
3348 * Only one of the authentication frame types is encrypted.
3349 * In order for static WEP encryption to work properly (i.e.,
3350 * to not encrypt the frame), we need to tell mac80211 about
3351 * the frames that must not be encrypted.
3353 u16 auth_alg = le_to_host16(mgmt->u.auth.auth_alg);
3354 u16 auth_trans = le_to_host16(mgmt->u.auth.auth_transaction);
3355 if (auth_alg != WLAN_AUTH_SHARED_KEY || auth_trans != 3)
3359 wpa_printf(MSG_DEBUG, "nl80211: send_mlme -> send_frame");
3360 return wpa_driver_nl80211_send_frame(bss, data, data_len, encrypt,
3361 noack, freq, no_cck, offchanok,
3362 wait_time, csa_offs,
3367 static int nl80211_put_basic_rates(struct nl_msg *msg, const int *basic_rates)
3369 u8 rates[NL80211_MAX_SUPP_RATES];
3376 for (i = 0; i < NL80211_MAX_SUPP_RATES && basic_rates[i] >= 0; i++)
3377 rates[rates_len++] = basic_rates[i] / 5;
3379 return nla_put(msg, NL80211_ATTR_BSS_BASIC_RATES, rates_len, rates);
3383 static int nl80211_set_bss(struct i802_bss *bss, int cts, int preamble,
3384 int slot, int ht_opmode, int ap_isolate,
3385 const int *basic_rates)
3387 struct wpa_driver_nl80211_data *drv = bss->drv;
3390 if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_SET_BSS)) ||
3392 nla_put_u8(msg, NL80211_ATTR_BSS_CTS_PROT, cts)) ||
3394 nla_put_u8(msg, NL80211_ATTR_BSS_SHORT_PREAMBLE, preamble)) ||
3396 nla_put_u8(msg, NL80211_ATTR_BSS_SHORT_SLOT_TIME, slot)) ||
3398 nla_put_u16(msg, NL80211_ATTR_BSS_HT_OPMODE, ht_opmode)) ||
3400 nla_put_u8(msg, NL80211_ATTR_AP_ISOLATE, ap_isolate)) ||
3401 nl80211_put_basic_rates(msg, basic_rates)) {
3406 return send_and_recv_msgs(drv, msg, NULL, NULL);
3410 static int wpa_driver_nl80211_set_acl(void *priv,
3411 struct hostapd_acl_params *params)
3413 struct i802_bss *bss = priv;
3414 struct wpa_driver_nl80211_data *drv = bss->drv;
3420 if (!(drv->capa.max_acl_mac_addrs))
3423 if (params->num_mac_acl > drv->capa.max_acl_mac_addrs)
3426 wpa_printf(MSG_DEBUG, "nl80211: Set %s ACL (num_mac_acl=%u)",
3427 params->acl_policy ? "Accept" : "Deny", params->num_mac_acl);
3429 acl = nlmsg_alloc();
3432 for (i = 0; i < params->num_mac_acl; i++) {
3433 if (nla_put(acl, i + 1, ETH_ALEN, params->mac_acl[i].addr)) {
3439 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_SET_MAC_ACL)) ||
3440 nla_put_u32(msg, NL80211_ATTR_ACL_POLICY, params->acl_policy ?
3441 NL80211_ACL_POLICY_DENY_UNLESS_LISTED :
3442 NL80211_ACL_POLICY_ACCEPT_UNLESS_LISTED) ||
3443 nla_put_nested(msg, NL80211_ATTR_MAC_ADDRS, acl)) {
3450 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
3452 wpa_printf(MSG_DEBUG, "nl80211: Failed to set MAC ACL: %d (%s)",
3453 ret, strerror(-ret));
3460 static int nl80211_put_beacon_int(struct nl_msg *msg, int beacon_int)
3462 if (beacon_int > 0) {
3463 wpa_printf(MSG_DEBUG, " * beacon_int=%d", beacon_int);
3464 return nla_put_u32(msg, NL80211_ATTR_BEACON_INTERVAL,
3472 static int nl80211_put_dtim_period(struct nl_msg *msg, int dtim_period)
3474 if (dtim_period > 0) {
3475 wpa_printf(MSG_DEBUG, " * dtim_period=%d", dtim_period);
3476 return nla_put_u32(msg, NL80211_ATTR_DTIM_PERIOD, dtim_period);
3483 static int wpa_driver_nl80211_set_ap(void *priv,
3484 struct wpa_driver_ap_params *params)
3486 struct i802_bss *bss = priv;
3487 struct wpa_driver_nl80211_data *drv = bss->drv;
3489 u8 cmd = NL80211_CMD_NEW_BEACON;
3494 u32 suites[10], suite;
3497 beacon_set = params->reenable ? 0 : bss->beacon_set;
3499 wpa_printf(MSG_DEBUG, "nl80211: Set beacon (beacon_set=%d)",
3502 cmd = NL80211_CMD_SET_BEACON;
3504 wpa_hexdump(MSG_DEBUG, "nl80211: Beacon head",
3505 params->head, params->head_len);
3506 wpa_hexdump(MSG_DEBUG, "nl80211: Beacon tail",
3507 params->tail, params->tail_len);
3508 wpa_printf(MSG_DEBUG, "nl80211: ifindex=%d", bss->ifindex);
3509 wpa_printf(MSG_DEBUG, "nl80211: beacon_int=%d", params->beacon_int);
3510 wpa_printf(MSG_DEBUG, "nl80211: dtim_period=%d", params->dtim_period);
3511 wpa_hexdump_ascii(MSG_DEBUG, "nl80211: ssid",
3512 params->ssid, params->ssid_len);
3513 if (!(msg = nl80211_bss_msg(bss, 0, cmd)) ||
3514 nla_put(msg, NL80211_ATTR_BEACON_HEAD, params->head_len,
3516 nla_put(msg, NL80211_ATTR_BEACON_TAIL, params->tail_len,
3518 nl80211_put_beacon_int(msg, params->beacon_int) ||
3519 nl80211_put_dtim_period(msg, params->dtim_period) ||
3520 nla_put(msg, NL80211_ATTR_SSID, params->ssid_len, params->ssid))
3522 if (params->proberesp && params->proberesp_len) {
3523 wpa_hexdump(MSG_DEBUG, "nl80211: proberesp (offload)",
3524 params->proberesp, params->proberesp_len);
3525 if (nla_put(msg, NL80211_ATTR_PROBE_RESP, params->proberesp_len,
3529 switch (params->hide_ssid) {
3530 case NO_SSID_HIDING:
3531 wpa_printf(MSG_DEBUG, "nl80211: hidden SSID not in use");
3532 if (nla_put_u32(msg, NL80211_ATTR_HIDDEN_SSID,
3533 NL80211_HIDDEN_SSID_NOT_IN_USE))
3536 case HIDDEN_SSID_ZERO_LEN:
3537 wpa_printf(MSG_DEBUG, "nl80211: hidden SSID zero len");
3538 if (nla_put_u32(msg, NL80211_ATTR_HIDDEN_SSID,
3539 NL80211_HIDDEN_SSID_ZERO_LEN))
3542 case HIDDEN_SSID_ZERO_CONTENTS:
3543 wpa_printf(MSG_DEBUG, "nl80211: hidden SSID zero contents");
3544 if (nla_put_u32(msg, NL80211_ATTR_HIDDEN_SSID,
3545 NL80211_HIDDEN_SSID_ZERO_CONTENTS))
3549 wpa_printf(MSG_DEBUG, "nl80211: privacy=%d", params->privacy);
3550 if (params->privacy &&
3551 nla_put_flag(msg, NL80211_ATTR_PRIVACY))
3553 wpa_printf(MSG_DEBUG, "nl80211: auth_algs=0x%x", params->auth_algs);
3554 if ((params->auth_algs & (WPA_AUTH_ALG_OPEN | WPA_AUTH_ALG_SHARED)) ==
3555 (WPA_AUTH_ALG_OPEN | WPA_AUTH_ALG_SHARED)) {
3556 /* Leave out the attribute */
3557 } else if (params->auth_algs & WPA_AUTH_ALG_SHARED) {
3558 if (nla_put_u32(msg, NL80211_ATTR_AUTH_TYPE,
3559 NL80211_AUTHTYPE_SHARED_KEY))
3562 if (nla_put_u32(msg, NL80211_ATTR_AUTH_TYPE,
3563 NL80211_AUTHTYPE_OPEN_SYSTEM))
3567 wpa_printf(MSG_DEBUG, "nl80211: wpa_version=0x%x", params->wpa_version);
3569 if (params->wpa_version & WPA_PROTO_WPA)
3570 ver |= NL80211_WPA_VERSION_1;
3571 if (params->wpa_version & WPA_PROTO_RSN)
3572 ver |= NL80211_WPA_VERSION_2;
3574 nla_put_u32(msg, NL80211_ATTR_WPA_VERSIONS, ver))
3577 wpa_printf(MSG_DEBUG, "nl80211: key_mgmt_suites=0x%x",
3578 params->key_mgmt_suites);
3580 if (params->key_mgmt_suites & WPA_KEY_MGMT_IEEE8021X)
3581 suites[num_suites++] = WLAN_AKM_SUITE_8021X;
3582 if (params->key_mgmt_suites & WPA_KEY_MGMT_PSK)
3583 suites[num_suites++] = WLAN_AKM_SUITE_PSK;
3585 nla_put(msg, NL80211_ATTR_AKM_SUITES, num_suites * sizeof(u32),
3589 if (params->key_mgmt_suites & WPA_KEY_MGMT_IEEE8021X_NO_WPA &&
3590 (!params->pairwise_ciphers ||
3591 params->pairwise_ciphers & (WPA_CIPHER_WEP104 | WPA_CIPHER_WEP40)) &&
3592 (nla_put_u16(msg, NL80211_ATTR_CONTROL_PORT_ETHERTYPE, ETH_P_PAE) ||
3593 nla_put_flag(msg, NL80211_ATTR_CONTROL_PORT_NO_ENCRYPT)))
3596 wpa_printf(MSG_DEBUG, "nl80211: pairwise_ciphers=0x%x",
3597 params->pairwise_ciphers);
3598 num_suites = wpa_cipher_to_cipher_suites(params->pairwise_ciphers,
3599 suites, ARRAY_SIZE(suites));
3601 nla_put(msg, NL80211_ATTR_CIPHER_SUITES_PAIRWISE,
3602 num_suites * sizeof(u32), suites))
3605 wpa_printf(MSG_DEBUG, "nl80211: group_cipher=0x%x",
3606 params->group_cipher);
3607 suite = wpa_cipher_to_cipher_suite(params->group_cipher);
3609 nla_put_u32(msg, NL80211_ATTR_CIPHER_SUITE_GROUP, suite))
3612 if (params->ht_opmode != -1) {
3613 switch (params->smps_mode) {
3614 case HT_CAP_INFO_SMPS_DYNAMIC:
3615 wpa_printf(MSG_DEBUG, "nl80211: SMPS mode - dynamic");
3616 smps_mode = NL80211_SMPS_DYNAMIC;
3618 case HT_CAP_INFO_SMPS_STATIC:
3619 wpa_printf(MSG_DEBUG, "nl80211: SMPS mode - static");
3620 smps_mode = NL80211_SMPS_STATIC;
3623 /* invalid - fallback to smps off */
3624 case HT_CAP_INFO_SMPS_DISABLED:
3625 wpa_printf(MSG_DEBUG, "nl80211: SMPS mode - off");
3626 smps_mode = NL80211_SMPS_OFF;
3629 if (nla_put_u32(msg, NL80211_ATTR_SMPS_MODE, smps_mode))
3633 if (params->beacon_ies) {
3634 wpa_hexdump_buf(MSG_DEBUG, "nl80211: beacon_ies",
3635 params->beacon_ies);
3636 if (nla_put(msg, NL80211_ATTR_IE,
3637 wpabuf_len(params->beacon_ies),
3638 wpabuf_head(params->beacon_ies)))
3641 if (params->proberesp_ies) {
3642 wpa_hexdump_buf(MSG_DEBUG, "nl80211: proberesp_ies",
3643 params->proberesp_ies);
3644 if (nla_put(msg, NL80211_ATTR_IE_PROBE_RESP,
3645 wpabuf_len(params->proberesp_ies),
3646 wpabuf_head(params->proberesp_ies)))
3649 if (params->assocresp_ies) {
3650 wpa_hexdump_buf(MSG_DEBUG, "nl80211: assocresp_ies",
3651 params->assocresp_ies);
3652 if (nla_put(msg, NL80211_ATTR_IE_ASSOC_RESP,
3653 wpabuf_len(params->assocresp_ies),
3654 wpabuf_head(params->assocresp_ies)))
3658 if (drv->capa.flags & WPA_DRIVER_FLAGS_INACTIVITY_TIMER) {
3659 wpa_printf(MSG_DEBUG, "nl80211: ap_max_inactivity=%d",
3660 params->ap_max_inactivity);
3661 if (nla_put_u16(msg, NL80211_ATTR_INACTIVITY_TIMEOUT,
3662 params->ap_max_inactivity))
3667 if (params->p2p_go_ctwindow > 0) {
3668 if (drv->p2p_go_ctwindow_supported) {
3669 wpa_printf(MSG_DEBUG, "nl80211: P2P GO ctwindow=%d",
3670 params->p2p_go_ctwindow);
3671 if (nla_put_u8(msg, NL80211_ATTR_P2P_CTWINDOW,
3672 params->p2p_go_ctwindow))
3675 wpa_printf(MSG_INFO,
3676 "nl80211: Driver does not support CTWindow configuration - ignore this parameter");
3679 #endif /* CONFIG_P2P */
3682 wpa_printf(MSG_DEBUG, "nl80211: PBSS");
3683 if (nla_put_flag(msg, NL80211_ATTR_PBSS))
3687 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
3689 wpa_printf(MSG_DEBUG, "nl80211: Beacon set failed: %d (%s)",
3690 ret, strerror(-ret));
3692 bss->beacon_set = 1;
3693 nl80211_set_bss(bss, params->cts_protect, params->preamble,
3694 params->short_slot_time, params->ht_opmode,
3695 params->isolate, params->basic_rates);
3696 if (beacon_set && params->freq &&
3697 params->freq->bandwidth != bss->bandwidth) {
3698 wpa_printf(MSG_DEBUG,
3699 "nl80211: Update BSS %s bandwidth: %d -> %d",
3700 bss->ifname, bss->bandwidth,
3701 params->freq->bandwidth);
3702 ret = nl80211_set_channel(bss, params->freq, 1);
3704 wpa_printf(MSG_DEBUG,
3705 "nl80211: Frequency set failed: %d (%s)",
3706 ret, strerror(-ret));
3708 wpa_printf(MSG_DEBUG,
3709 "nl80211: Frequency set succeeded for ht2040 coex");
3710 bss->bandwidth = params->freq->bandwidth;
3712 } else if (!beacon_set && params->freq) {
3714 * cfg80211 updates the driver on frequence change in AP
3715 * mode only at the point when beaconing is started, so
3716 * set the initial value here.
3718 bss->bandwidth = params->freq->bandwidth;
3728 static int nl80211_put_freq_params(struct nl_msg *msg,
3729 const struct hostapd_freq_params *freq)
3731 wpa_printf(MSG_DEBUG, " * freq=%d", freq->freq);
3732 if (nla_put_u32(msg, NL80211_ATTR_WIPHY_FREQ, freq->freq))
3735 wpa_printf(MSG_DEBUG, " * vht_enabled=%d", freq->vht_enabled);
3736 wpa_printf(MSG_DEBUG, " * ht_enabled=%d", freq->ht_enabled);
3738 if (freq->vht_enabled) {
3739 enum nl80211_chan_width cw;
3741 wpa_printf(MSG_DEBUG, " * bandwidth=%d", freq->bandwidth);
3742 switch (freq->bandwidth) {
3744 cw = NL80211_CHAN_WIDTH_20;
3747 cw = NL80211_CHAN_WIDTH_40;
3750 if (freq->center_freq2)
3751 cw = NL80211_CHAN_WIDTH_80P80;
3753 cw = NL80211_CHAN_WIDTH_80;
3756 cw = NL80211_CHAN_WIDTH_160;
3762 wpa_printf(MSG_DEBUG, " * channel_width=%d", cw);
3763 wpa_printf(MSG_DEBUG, " * center_freq1=%d",
3764 freq->center_freq1);
3765 wpa_printf(MSG_DEBUG, " * center_freq2=%d",
3766 freq->center_freq2);
3767 if (nla_put_u32(msg, NL80211_ATTR_CHANNEL_WIDTH, cw) ||
3768 nla_put_u32(msg, NL80211_ATTR_CENTER_FREQ1,
3769 freq->center_freq1) ||
3770 (freq->center_freq2 &&
3771 nla_put_u32(msg, NL80211_ATTR_CENTER_FREQ2,
3772 freq->center_freq2)))
3774 } else if (freq->ht_enabled) {
3775 enum nl80211_channel_type ct;
3777 wpa_printf(MSG_DEBUG, " * sec_channel_offset=%d",
3778 freq->sec_channel_offset);
3779 switch (freq->sec_channel_offset) {
3781 ct = NL80211_CHAN_HT40MINUS;
3784 ct = NL80211_CHAN_HT40PLUS;
3787 ct = NL80211_CHAN_HT20;
3791 wpa_printf(MSG_DEBUG, " * channel_type=%d", ct);
3792 if (nla_put_u32(msg, NL80211_ATTR_WIPHY_CHANNEL_TYPE, ct))
3795 wpa_printf(MSG_DEBUG, " * channel_type=%d",
3796 NL80211_CHAN_NO_HT);
3797 if (nla_put_u32(msg, NL80211_ATTR_WIPHY_CHANNEL_TYPE,
3798 NL80211_CHAN_NO_HT))
3805 static int nl80211_set_channel(struct i802_bss *bss,
3806 struct hostapd_freq_params *freq, int set_chan)
3808 struct wpa_driver_nl80211_data *drv = bss->drv;
3812 wpa_printf(MSG_DEBUG,
3813 "nl80211: Set freq %d (ht_enabled=%d, vht_enabled=%d, bandwidth=%d MHz, cf1=%d MHz, cf2=%d MHz)",
3814 freq->freq, freq->ht_enabled, freq->vht_enabled,
3815 freq->bandwidth, freq->center_freq1, freq->center_freq2);
3817 msg = nl80211_drv_msg(drv, 0, set_chan ? NL80211_CMD_SET_CHANNEL :
3818 NL80211_CMD_SET_WIPHY);
3819 if (!msg || nl80211_put_freq_params(msg, freq) < 0) {
3824 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
3826 bss->freq = freq->freq;
3829 wpa_printf(MSG_DEBUG, "nl80211: Failed to set channel (freq=%d): "
3830 "%d (%s)", freq->freq, ret, strerror(-ret));
3835 static u32 sta_flags_nl80211(int flags)
3839 if (flags & WPA_STA_AUTHORIZED)
3840 f |= BIT(NL80211_STA_FLAG_AUTHORIZED);
3841 if (flags & WPA_STA_WMM)
3842 f |= BIT(NL80211_STA_FLAG_WME);
3843 if (flags & WPA_STA_SHORT_PREAMBLE)
3844 f |= BIT(NL80211_STA_FLAG_SHORT_PREAMBLE);
3845 if (flags & WPA_STA_MFP)
3846 f |= BIT(NL80211_STA_FLAG_MFP);
3847 if (flags & WPA_STA_TDLS_PEER)
3848 f |= BIT(NL80211_STA_FLAG_TDLS_PEER);
3849 if (flags & WPA_STA_AUTHENTICATED)
3850 f |= BIT(NL80211_STA_FLAG_AUTHENTICATED);
3851 if (flags & WPA_STA_ASSOCIATED)
3852 f |= BIT(NL80211_STA_FLAG_ASSOCIATED);
3859 static u32 sta_plink_state_nl80211(enum mesh_plink_state state)
3863 return NL80211_PLINK_LISTEN;
3865 return NL80211_PLINK_OPN_SNT;
3866 case PLINK_OPN_RCVD:
3867 return NL80211_PLINK_OPN_RCVD;
3868 case PLINK_CNF_RCVD:
3869 return NL80211_PLINK_CNF_RCVD;
3871 return NL80211_PLINK_ESTAB;
3873 return NL80211_PLINK_HOLDING;
3875 return NL80211_PLINK_BLOCKED;
3877 wpa_printf(MSG_ERROR, "nl80211: Invalid mesh plink state %d",
3882 #endif /* CONFIG_MESH */
3885 static int wpa_driver_nl80211_sta_add(void *priv,
3886 struct hostapd_sta_add_params *params)
3888 struct i802_bss *bss = priv;
3889 struct wpa_driver_nl80211_data *drv = bss->drv;
3891 struct nl80211_sta_flag_update upd;
3894 if ((params->flags & WPA_STA_TDLS_PEER) &&
3895 !(drv->capa.flags & WPA_DRIVER_FLAGS_TDLS_SUPPORT))
3898 wpa_printf(MSG_DEBUG, "nl80211: %s STA " MACSTR,
3899 params->set ? "Set" : "Add", MAC2STR(params->addr));
3900 msg = nl80211_bss_msg(bss, 0, params->set ? NL80211_CMD_SET_STATION :
3901 NL80211_CMD_NEW_STATION);
3902 if (!msg || nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, params->addr))
3906 * Set the below properties only in one of the following cases:
3907 * 1. New station is added, already associated.
3908 * 2. Set WPA_STA_TDLS_PEER station.
3909 * 3. Set an already added unassociated station, if driver supports
3910 * full AP client state. (Set these properties after station became
3911 * associated will be rejected by the driver).
3913 if (!params->set || (params->flags & WPA_STA_TDLS_PEER) ||
3914 (params->set && FULL_AP_CLIENT_STATE_SUPP(drv->capa.flags) &&
3915 (params->flags & WPA_STA_ASSOCIATED))) {
3916 wpa_hexdump(MSG_DEBUG, " * supported rates",
3917 params->supp_rates, params->supp_rates_len);
3918 wpa_printf(MSG_DEBUG, " * capability=0x%x",
3919 params->capability);
3920 if (nla_put(msg, NL80211_ATTR_STA_SUPPORTED_RATES,
3921 params->supp_rates_len, params->supp_rates) ||
3922 nla_put_u16(msg, NL80211_ATTR_STA_CAPABILITY,
3923 params->capability))
3926 if (params->ht_capabilities) {
3927 wpa_hexdump(MSG_DEBUG, " * ht_capabilities",
3928 (u8 *) params->ht_capabilities,
3929 sizeof(*params->ht_capabilities));
3930 if (nla_put(msg, NL80211_ATTR_HT_CAPABILITY,
3931 sizeof(*params->ht_capabilities),
3932 params->ht_capabilities))
3936 if (params->vht_capabilities) {
3937 wpa_hexdump(MSG_DEBUG, " * vht_capabilities",
3938 (u8 *) params->vht_capabilities,
3939 sizeof(*params->vht_capabilities));
3940 if (nla_put(msg, NL80211_ATTR_VHT_CAPABILITY,
3941 sizeof(*params->vht_capabilities),
3942 params->vht_capabilities))
3946 if (params->ext_capab) {
3947 wpa_hexdump(MSG_DEBUG, " * ext_capab",
3948 params->ext_capab, params->ext_capab_len);
3949 if (nla_put(msg, NL80211_ATTR_STA_EXT_CAPABILITY,
3950 params->ext_capab_len, params->ext_capab))
3954 if (is_ap_interface(drv->nlmode) &&
3955 nla_put_u8(msg, NL80211_ATTR_STA_SUPPORT_P2P_PS,
3956 params->support_p2p_ps ?
3957 NL80211_P2P_PS_SUPPORTED :
3958 NL80211_P2P_PS_UNSUPPORTED))
3963 wpa_printf(MSG_DEBUG, " * aid=%u", params->aid);
3964 if (nla_put_u16(msg, NL80211_ATTR_STA_AID, params->aid))
3968 * cfg80211 validates that AID is non-zero, so we have
3969 * to make this a non-zero value for the TDLS case where
3970 * a dummy STA entry is used for now and for a station
3971 * that is still not associated.
3973 wpa_printf(MSG_DEBUG, " * aid=1 (%s workaround)",
3974 (params->flags & WPA_STA_TDLS_PEER) ?
3975 "TDLS" : "UNASSOC_STA");
3976 if (nla_put_u16(msg, NL80211_ATTR_STA_AID, 1))
3979 wpa_printf(MSG_DEBUG, " * listen_interval=%u",
3980 params->listen_interval);
3981 if (nla_put_u16(msg, NL80211_ATTR_STA_LISTEN_INTERVAL,
3982 params->listen_interval))
3984 } else if (params->aid && (params->flags & WPA_STA_TDLS_PEER)) {
3985 wpa_printf(MSG_DEBUG, " * peer_aid=%u", params->aid);
3986 if (nla_put_u16(msg, NL80211_ATTR_PEER_AID, params->aid))
3988 } else if (FULL_AP_CLIENT_STATE_SUPP(drv->capa.flags) &&
3989 (params->flags & WPA_STA_ASSOCIATED)) {
3990 wpa_printf(MSG_DEBUG, " * aid=%u", params->aid);
3991 wpa_printf(MSG_DEBUG, " * listen_interval=%u",
3992 params->listen_interval);
3993 if (nla_put_u16(msg, NL80211_ATTR_STA_AID, params->aid) ||
3994 nla_put_u16(msg, NL80211_ATTR_STA_LISTEN_INTERVAL,
3995 params->listen_interval))
3999 if (params->vht_opmode_enabled) {
4000 wpa_printf(MSG_DEBUG, " * opmode=%u", params->vht_opmode);
4001 if (nla_put_u8(msg, NL80211_ATTR_OPMODE_NOTIF,
4002 params->vht_opmode))
4006 if (params->supp_channels) {
4007 wpa_hexdump(MSG_DEBUG, " * supported channels",
4008 params->supp_channels, params->supp_channels_len);
4009 if (nla_put(msg, NL80211_ATTR_STA_SUPPORTED_CHANNELS,
4010 params->supp_channels_len, params->supp_channels))
4014 if (params->supp_oper_classes) {
4015 wpa_hexdump(MSG_DEBUG, " * supported operating classes",
4016 params->supp_oper_classes,
4017 params->supp_oper_classes_len);
4018 if (nla_put(msg, NL80211_ATTR_STA_SUPPORTED_OPER_CLASSES,
4019 params->supp_oper_classes_len,
4020 params->supp_oper_classes))
4024 os_memset(&upd, 0, sizeof(upd));
4025 upd.set = sta_flags_nl80211(params->flags);
4026 upd.mask = upd.set | sta_flags_nl80211(params->flags_mask);
4029 * If the driver doesn't support full AP client state, ignore ASSOC/AUTH
4030 * flags, as nl80211 driver moves a new station, by default, into
4033 * On the other hand, if the driver supports that feature and the
4034 * station is added in unauthenticated state, set the
4035 * authenticated/associated bits in the mask to prevent moving this
4036 * station to associated state before it is actually associated.
4038 * This is irrelevant for mesh mode where the station is added to the
4039 * driver as authenticated already, and ASSOCIATED isn't part of the
4042 if (!is_mesh_interface(drv->nlmode)) {
4043 if (!FULL_AP_CLIENT_STATE_SUPP(drv->capa.flags)) {
4044 wpa_printf(MSG_DEBUG,
4045 "nl80211: Ignore ASSOC/AUTH flags since driver doesn't support full AP client state");
4046 upd.mask &= ~(BIT(NL80211_STA_FLAG_ASSOCIATED) |
4047 BIT(NL80211_STA_FLAG_AUTHENTICATED));
4048 } else if (!params->set &&
4049 !(params->flags & WPA_STA_TDLS_PEER)) {
4050 if (!(params->flags & WPA_STA_AUTHENTICATED))
4051 upd.mask |= BIT(NL80211_STA_FLAG_AUTHENTICATED);
4052 if (!(params->flags & WPA_STA_ASSOCIATED))
4053 upd.mask |= BIT(NL80211_STA_FLAG_ASSOCIATED);
4057 if (params->plink_state == PLINK_ESTAB && params->peer_aid) {
4058 ret = nla_put_u16(msg, NL80211_ATTR_MESH_PEER_AID,
4063 #endif /* CONFIG_MESH */
4066 wpa_printf(MSG_DEBUG, " * flags set=0x%x mask=0x%x",
4068 if (nla_put(msg, NL80211_ATTR_STA_FLAGS2, sizeof(upd), &upd))
4072 if (params->plink_state &&
4073 nla_put_u8(msg, NL80211_ATTR_STA_PLINK_STATE,
4074 sta_plink_state_nl80211(params->plink_state)))
4076 #endif /* CONFIG_MESH */
4078 if (params->flags & WPA_STA_WMM) {
4079 struct nlattr *wme = nla_nest_start(msg, NL80211_ATTR_STA_WME);
4081 wpa_printf(MSG_DEBUG, " * qosinfo=0x%x", params->qosinfo);
4083 nla_put_u8(msg, NL80211_STA_WME_UAPSD_QUEUES,
4084 params->qosinfo & WMM_QOSINFO_STA_AC_MASK) ||
4085 nla_put_u8(msg, NL80211_STA_WME_MAX_SP,
4086 (params->qosinfo >> WMM_QOSINFO_STA_SP_SHIFT) &
4087 WMM_QOSINFO_STA_SP_MASK))
4089 nla_nest_end(msg, wme);
4092 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
4095 wpa_printf(MSG_DEBUG, "nl80211: NL80211_CMD_%s_STATION "
4096 "result: %d (%s)", params->set ? "SET" : "NEW", ret,
4106 static void rtnl_neigh_delete_fdb_entry(struct i802_bss *bss, const u8 *addr)
4108 #ifdef CONFIG_LIBNL3_ROUTE
4109 struct wpa_driver_nl80211_data *drv = bss->drv;
4110 struct rtnl_neigh *rn;
4111 struct nl_addr *nl_addr;
4114 rn = rtnl_neigh_alloc();
4118 rtnl_neigh_set_family(rn, AF_BRIDGE);
4119 rtnl_neigh_set_ifindex(rn, bss->ifindex);
4120 nl_addr = nl_addr_build(AF_BRIDGE, (void *) addr, ETH_ALEN);
4125 rtnl_neigh_set_lladdr(rn, nl_addr);
4127 err = rtnl_neigh_delete(drv->rtnl_sk, rn, 0);
4129 wpa_printf(MSG_DEBUG, "nl80211: bridge FDB entry delete for "
4130 MACSTR " ifindex=%d failed: %s", MAC2STR(addr),
4131 bss->ifindex, nl_geterror(err));
4133 wpa_printf(MSG_DEBUG, "nl80211: deleted bridge FDB entry for "
4134 MACSTR, MAC2STR(addr));
4137 nl_addr_put(nl_addr);
4139 #endif /* CONFIG_LIBNL3_ROUTE */
4143 static int wpa_driver_nl80211_sta_remove(struct i802_bss *bss, const u8 *addr,
4144 int deauth, u16 reason_code)
4146 struct wpa_driver_nl80211_data *drv = bss->drv;
4150 if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_DEL_STATION)) ||
4151 nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr) ||
4153 nla_put_u8(msg, NL80211_ATTR_MGMT_SUBTYPE,
4154 WLAN_FC_STYPE_DISASSOC)) ||
4156 nla_put_u8(msg, NL80211_ATTR_MGMT_SUBTYPE,
4157 WLAN_FC_STYPE_DEAUTH)) ||
4159 nla_put_u16(msg, NL80211_ATTR_REASON_CODE, reason_code))) {
4164 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
4165 wpa_printf(MSG_DEBUG, "nl80211: sta_remove -> DEL_STATION %s " MACSTR
4167 bss->ifname, MAC2STR(addr), ret, strerror(-ret));
4170 rtnl_neigh_delete_fdb_entry(bss, addr);
4178 void nl80211_remove_iface(struct wpa_driver_nl80211_data *drv, int ifidx)
4181 struct wpa_driver_nl80211_data *drv2;
4183 wpa_printf(MSG_DEBUG, "nl80211: Remove interface ifindex=%d", ifidx);
4185 /* stop listening for EAPOL on this interface */
4186 dl_list_for_each(drv2, &drv->global->interfaces,
4187 struct wpa_driver_nl80211_data, list)
4189 del_ifidx(drv2, ifidx, IFIDX_ANY);
4190 /* Remove all bridges learned for this iface */
4191 del_ifidx(drv2, IFIDX_ANY, ifidx);
4194 msg = nl80211_ifindex_msg(drv, ifidx, 0, NL80211_CMD_DEL_INTERFACE);
4195 if (send_and_recv_msgs(drv, msg, NULL, NULL) == 0)
4197 wpa_printf(MSG_ERROR, "Failed to remove interface (ifidx=%d)", ifidx);
4201 const char * nl80211_iftype_str(enum nl80211_iftype mode)
4204 case NL80211_IFTYPE_ADHOC:
4206 case NL80211_IFTYPE_STATION:
4208 case NL80211_IFTYPE_AP:
4210 case NL80211_IFTYPE_AP_VLAN:
4212 case NL80211_IFTYPE_WDS:
4214 case NL80211_IFTYPE_MONITOR:
4216 case NL80211_IFTYPE_MESH_POINT:
4217 return "MESH_POINT";
4218 case NL80211_IFTYPE_P2P_CLIENT:
4219 return "P2P_CLIENT";
4220 case NL80211_IFTYPE_P2P_GO:
4222 case NL80211_IFTYPE_P2P_DEVICE:
4223 return "P2P_DEVICE";
4230 static int nl80211_create_iface_once(struct wpa_driver_nl80211_data *drv,
4232 enum nl80211_iftype iftype,
4233 const u8 *addr, int wds,
4234 int (*handler)(struct nl_msg *, void *),
4241 wpa_printf(MSG_DEBUG, "nl80211: Create interface iftype %d (%s)",
4242 iftype, nl80211_iftype_str(iftype));
4244 msg = nl80211_cmd_msg(drv->first_bss, 0, NL80211_CMD_NEW_INTERFACE);
4246 nla_put_string(msg, NL80211_ATTR_IFNAME, ifname) ||
4247 nla_put_u32(msg, NL80211_ATTR_IFTYPE, iftype))
4250 if (iftype == NL80211_IFTYPE_MONITOR) {
4251 struct nlattr *flags;
4253 flags = nla_nest_start(msg, NL80211_ATTR_MNTR_FLAGS);
4255 nla_put_flag(msg, NL80211_MNTR_FLAG_COOK_FRAMES))
4258 nla_nest_end(msg, flags);
4260 if (nla_put_u8(msg, NL80211_ATTR_4ADDR, wds))
4265 * Tell cfg80211 that the interface belongs to the socket that created
4266 * it, and the interface should be deleted when the socket is closed.
4268 if (nla_put_flag(msg, NL80211_ATTR_IFACE_SOCKET_OWNER))
4271 ret = send_and_recv_msgs(drv, msg, handler, arg);
4276 wpa_printf(MSG_ERROR, "Failed to create interface %s: %d (%s)",
4277 ifname, ret, strerror(-ret));
4281 if (iftype == NL80211_IFTYPE_P2P_DEVICE)
4284 ifidx = if_nametoindex(ifname);
4285 wpa_printf(MSG_DEBUG, "nl80211: New interface %s created: ifindex=%d",
4292 * Some virtual interfaces need to process EAPOL packets and events on
4293 * the parent interface. This is used mainly with hostapd.
4296 iftype == NL80211_IFTYPE_AP_VLAN ||
4297 iftype == NL80211_IFTYPE_WDS ||
4298 iftype == NL80211_IFTYPE_MONITOR) {
4299 /* start listening for EAPOL on this interface */
4300 add_ifidx(drv, ifidx, IFIDX_ANY);
4303 if (addr && iftype != NL80211_IFTYPE_MONITOR &&
4304 linux_set_ifhwaddr(drv->global->ioctl_sock, ifname, addr)) {
4305 nl80211_remove_iface(drv, ifidx);
4313 int nl80211_create_iface(struct wpa_driver_nl80211_data *drv,
4314 const char *ifname, enum nl80211_iftype iftype,
4315 const u8 *addr, int wds,
4316 int (*handler)(struct nl_msg *, void *),
4317 void *arg, int use_existing)
4321 ret = nl80211_create_iface_once(drv, ifname, iftype, addr, wds, handler,
4324 /* if error occurred and interface exists already */
4325 if (ret == -ENFILE && if_nametoindex(ifname)) {
4327 wpa_printf(MSG_DEBUG, "nl80211: Continue using existing interface %s",
4329 if (addr && iftype != NL80211_IFTYPE_MONITOR &&
4330 linux_set_ifhwaddr(drv->global->ioctl_sock, ifname,
4332 (linux_set_iface_flags(drv->global->ioctl_sock,
4334 linux_set_ifhwaddr(drv->global->ioctl_sock, ifname,
4336 linux_set_iface_flags(drv->global->ioctl_sock,
4341 wpa_printf(MSG_INFO, "Try to remove and re-create %s", ifname);
4343 /* Try to remove the interface that was already there. */
4344 nl80211_remove_iface(drv, if_nametoindex(ifname));
4346 /* Try to create the interface again */
4347 ret = nl80211_create_iface_once(drv, ifname, iftype, addr,
4351 if (ret >= 0 && is_p2p_net_interface(iftype)) {
4352 wpa_printf(MSG_DEBUG,
4353 "nl80211: Interface %s created for P2P - disable 11b rates",
4355 nl80211_disable_11b_rates(drv, ret, 1);
4362 static int nl80211_setup_ap(struct i802_bss *bss)
4364 struct wpa_driver_nl80211_data *drv = bss->drv;
4366 wpa_printf(MSG_DEBUG, "nl80211: Setup AP(%s) - device_ap_sme=%d use_monitor=%d",
4367 bss->ifname, drv->device_ap_sme, drv->use_monitor);
4370 * Disable Probe Request reporting unless we need it in this way for
4371 * devices that include the AP SME, in the other case (unless using
4372 * monitor iface) we'll get it through the nl_mgmt socket instead.
4374 if (!drv->device_ap_sme)
4375 wpa_driver_nl80211_probe_req_report(bss, 0);
4377 if (!drv->device_ap_sme && !drv->use_monitor)
4378 if (nl80211_mgmt_subscribe_ap(bss))
4381 if (drv->device_ap_sme && !drv->use_monitor)
4382 if (nl80211_mgmt_subscribe_ap_dev_sme(bss))
4383 wpa_printf(MSG_DEBUG,
4384 "nl80211: Failed to subscribe for mgmt frames from SME driver - trying to run without it");
4386 if (!drv->device_ap_sme && drv->use_monitor &&
4387 nl80211_create_monitor_interface(drv))
4390 if (drv->device_ap_sme &&
4391 wpa_driver_nl80211_probe_req_report(bss, 1) < 0) {
4392 wpa_printf(MSG_DEBUG, "nl80211: Failed to enable "
4393 "Probe Request frame reporting in AP mode");
4394 /* Try to survive without this */
4401 static void nl80211_teardown_ap(struct i802_bss *bss)
4403 struct wpa_driver_nl80211_data *drv = bss->drv;
4405 wpa_printf(MSG_DEBUG, "nl80211: Teardown AP(%s) - device_ap_sme=%d use_monitor=%d",
4406 bss->ifname, drv->device_ap_sme, drv->use_monitor);
4407 if (drv->device_ap_sme) {
4408 wpa_driver_nl80211_probe_req_report(bss, 0);
4409 if (!drv->use_monitor)
4410 nl80211_mgmt_unsubscribe(bss, "AP teardown (dev SME)");
4411 } else if (drv->use_monitor)
4412 nl80211_remove_monitor_interface(drv);
4414 nl80211_mgmt_unsubscribe(bss, "AP teardown");
4416 bss->beacon_set = 0;
4420 static int nl80211_send_eapol_data(struct i802_bss *bss,
4421 const u8 *addr, const u8 *data,
4424 struct sockaddr_ll ll;
4427 if (bss->drv->eapol_tx_sock < 0) {
4428 wpa_printf(MSG_DEBUG, "nl80211: No socket to send EAPOL");
4432 os_memset(&ll, 0, sizeof(ll));
4433 ll.sll_family = AF_PACKET;
4434 ll.sll_ifindex = bss->ifindex;
4435 ll.sll_protocol = htons(ETH_P_PAE);
4436 ll.sll_halen = ETH_ALEN;
4437 os_memcpy(ll.sll_addr, addr, ETH_ALEN);
4438 ret = sendto(bss->drv->eapol_tx_sock, data, data_len, 0,
4439 (struct sockaddr *) &ll, sizeof(ll));
4441 wpa_printf(MSG_ERROR, "nl80211: EAPOL TX: %s",
4448 static const u8 rfc1042_header[6] = { 0xaa, 0xaa, 0x03, 0x00, 0x00, 0x00 };
4450 static int wpa_driver_nl80211_hapd_send_eapol(
4451 void *priv, const u8 *addr, const u8 *data,
4452 size_t data_len, int encrypt, const u8 *own_addr, u32 flags)
4454 struct i802_bss *bss = priv;
4455 struct wpa_driver_nl80211_data *drv = bss->drv;
4456 struct ieee80211_hdr *hdr;
4460 int qos = flags & WPA_STA_WMM;
4462 if (drv->device_ap_sme || !drv->use_monitor)
4463 return nl80211_send_eapol_data(bss, addr, data, data_len);
4465 len = sizeof(*hdr) + (qos ? 2 : 0) + sizeof(rfc1042_header) + 2 +
4467 hdr = os_zalloc(len);
4469 wpa_printf(MSG_INFO, "nl80211: Failed to allocate EAPOL buffer(len=%lu)",
4470 (unsigned long) len);
4474 hdr->frame_control =
4475 IEEE80211_FC(WLAN_FC_TYPE_DATA, WLAN_FC_STYPE_DATA);
4476 hdr->frame_control |= host_to_le16(WLAN_FC_FROMDS);
4478 hdr->frame_control |= host_to_le16(WLAN_FC_ISWEP);
4480 hdr->frame_control |=
4481 host_to_le16(WLAN_FC_STYPE_QOS_DATA << 4);
4484 memcpy(hdr->IEEE80211_DA_FROMDS, addr, ETH_ALEN);
4485 memcpy(hdr->IEEE80211_BSSID_FROMDS, own_addr, ETH_ALEN);
4486 memcpy(hdr->IEEE80211_SA_FROMDS, own_addr, ETH_ALEN);
4487 pos = (u8 *) (hdr + 1);
4490 /* Set highest priority in QoS header */
4496 memcpy(pos, rfc1042_header, sizeof(rfc1042_header));
4497 pos += sizeof(rfc1042_header);
4498 WPA_PUT_BE16(pos, ETH_P_PAE);
4500 memcpy(pos, data, data_len);
4502 res = wpa_driver_nl80211_send_frame(bss, (u8 *) hdr, len, encrypt, 0,
4503 0, 0, 0, 0, NULL, 0);
4505 wpa_printf(MSG_ERROR, "i802_send_eapol - packet len: %lu - "
4507 (unsigned long) len, errno, strerror(errno));
4515 static int wpa_driver_nl80211_sta_set_flags(void *priv, const u8 *addr,
4516 unsigned int total_flags,
4517 unsigned int flags_or,
4518 unsigned int flags_and)
4520 struct i802_bss *bss = priv;
4522 struct nlattr *flags;
4523 struct nl80211_sta_flag_update upd;
4525 wpa_printf(MSG_DEBUG, "nl80211: Set STA flags - ifname=%s addr=" MACSTR
4526 " total_flags=0x%x flags_or=0x%x flags_and=0x%x authorized=%d",
4527 bss->ifname, MAC2STR(addr), total_flags, flags_or, flags_and,
4528 !!(total_flags & WPA_STA_AUTHORIZED));
4530 if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_SET_STATION)) ||
4531 nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr))
4535 * Backwards compatibility version using NL80211_ATTR_STA_FLAGS. This
4536 * can be removed eventually.
4538 flags = nla_nest_start(msg, NL80211_ATTR_STA_FLAGS);
4540 ((total_flags & WPA_STA_AUTHORIZED) &&
4541 nla_put_flag(msg, NL80211_STA_FLAG_AUTHORIZED)) ||
4542 ((total_flags & WPA_STA_WMM) &&
4543 nla_put_flag(msg, NL80211_STA_FLAG_WME)) ||
4544 ((total_flags & WPA_STA_SHORT_PREAMBLE) &&
4545 nla_put_flag(msg, NL80211_STA_FLAG_SHORT_PREAMBLE)) ||
4546 ((total_flags & WPA_STA_MFP) &&
4547 nla_put_flag(msg, NL80211_STA_FLAG_MFP)) ||
4548 ((total_flags & WPA_STA_TDLS_PEER) &&
4549 nla_put_flag(msg, NL80211_STA_FLAG_TDLS_PEER)))
4552 nla_nest_end(msg, flags);
4554 os_memset(&upd, 0, sizeof(upd));
4555 upd.mask = sta_flags_nl80211(flags_or | ~flags_and);
4556 upd.set = sta_flags_nl80211(flags_or);
4557 if (nla_put(msg, NL80211_ATTR_STA_FLAGS2, sizeof(upd), &upd))
4560 return send_and_recv_msgs(bss->drv, msg, NULL, NULL);
4567 static int wpa_driver_nl80211_ap(struct wpa_driver_nl80211_data *drv,
4568 struct wpa_driver_associate_params *params)
4570 enum nl80211_iftype nlmode, old_mode;
4573 wpa_printf(MSG_DEBUG, "nl80211: Setup AP operations for P2P "
4575 nlmode = NL80211_IFTYPE_P2P_GO;
4577 nlmode = NL80211_IFTYPE_AP;
4579 old_mode = drv->nlmode;
4580 if (wpa_driver_nl80211_set_mode(drv->first_bss, nlmode)) {
4581 nl80211_remove_monitor_interface(drv);
4585 if (params->freq.freq &&
4586 nl80211_set_channel(drv->first_bss, ¶ms->freq, 0)) {
4587 if (old_mode != nlmode)
4588 wpa_driver_nl80211_set_mode(drv->first_bss, old_mode);
4589 nl80211_remove_monitor_interface(drv);
4597 static int nl80211_leave_ibss(struct wpa_driver_nl80211_data *drv,
4603 msg = nl80211_drv_msg(drv, 0, NL80211_CMD_LEAVE_IBSS);
4604 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
4606 wpa_printf(MSG_DEBUG, "nl80211: Leave IBSS failed: ret=%d "
4607 "(%s)", ret, strerror(-ret));
4609 wpa_printf(MSG_DEBUG,
4610 "nl80211: Leave IBSS request sent successfully");
4614 wpa_driver_nl80211_set_mode(drv->first_bss,
4615 NL80211_IFTYPE_STATION)) {
4616 wpa_printf(MSG_INFO, "nl80211: Failed to set interface into "
4624 static int nl80211_ht_vht_overrides(struct nl_msg *msg,
4625 struct wpa_driver_associate_params *params)
4627 if (params->disable_ht && nla_put_flag(msg, NL80211_ATTR_DISABLE_HT))
4630 if (params->htcaps && params->htcaps_mask) {
4631 int sz = sizeof(struct ieee80211_ht_capabilities);
4632 wpa_hexdump(MSG_DEBUG, " * htcaps", params->htcaps, sz);
4633 wpa_hexdump(MSG_DEBUG, " * htcaps_mask",
4634 params->htcaps_mask, sz);
4635 if (nla_put(msg, NL80211_ATTR_HT_CAPABILITY, sz,
4637 nla_put(msg, NL80211_ATTR_HT_CAPABILITY_MASK, sz,
4638 params->htcaps_mask))
4642 #ifdef CONFIG_VHT_OVERRIDES
4643 if (params->disable_vht) {
4644 wpa_printf(MSG_DEBUG, " * VHT disabled");
4645 if (nla_put_flag(msg, NL80211_ATTR_DISABLE_VHT))
4649 if (params->vhtcaps && params->vhtcaps_mask) {
4650 int sz = sizeof(struct ieee80211_vht_capabilities);
4651 wpa_hexdump(MSG_DEBUG, " * vhtcaps", params->vhtcaps, sz);
4652 wpa_hexdump(MSG_DEBUG, " * vhtcaps_mask",
4653 params->vhtcaps_mask, sz);
4654 if (nla_put(msg, NL80211_ATTR_VHT_CAPABILITY, sz,
4656 nla_put(msg, NL80211_ATTR_VHT_CAPABILITY_MASK, sz,
4657 params->vhtcaps_mask))
4660 #endif /* CONFIG_VHT_OVERRIDES */
4666 static int wpa_driver_nl80211_ibss(struct wpa_driver_nl80211_data *drv,
4667 struct wpa_driver_associate_params *params)
4673 wpa_printf(MSG_DEBUG, "nl80211: Join IBSS (ifindex=%d)", drv->ifindex);
4675 if (wpa_driver_nl80211_set_mode_ibss(drv->first_bss, ¶ms->freq)) {
4676 wpa_printf(MSG_INFO, "nl80211: Failed to set interface into "
4682 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_JOIN_IBSS)) ||
4683 params->ssid == NULL || params->ssid_len > sizeof(drv->ssid))
4686 wpa_hexdump_ascii(MSG_DEBUG, " * SSID",
4687 params->ssid, params->ssid_len);
4688 if (nla_put(msg, NL80211_ATTR_SSID, params->ssid_len, params->ssid))
4690 os_memcpy(drv->ssid, params->ssid, params->ssid_len);
4691 drv->ssid_len = params->ssid_len;
4693 if (nl80211_put_freq_params(msg, ¶ms->freq) < 0 ||
4694 nl80211_put_beacon_int(msg, params->beacon_int))
4697 ret = nl80211_set_conn_keys(params, msg);
4701 if (params->bssid && params->fixed_bssid) {
4702 wpa_printf(MSG_DEBUG, " * BSSID=" MACSTR,
4703 MAC2STR(params->bssid));
4704 if (nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, params->bssid))
4708 if (params->fixed_freq) {
4709 wpa_printf(MSG_DEBUG, " * fixed_freq");
4710 if (nla_put_flag(msg, NL80211_ATTR_FREQ_FIXED))
4714 if (params->key_mgmt_suite == WPA_KEY_MGMT_IEEE8021X ||
4715 params->key_mgmt_suite == WPA_KEY_MGMT_PSK ||
4716 params->key_mgmt_suite == WPA_KEY_MGMT_IEEE8021X_SHA256 ||
4717 params->key_mgmt_suite == WPA_KEY_MGMT_PSK_SHA256) {
4718 wpa_printf(MSG_DEBUG, " * control port");
4719 if (nla_put_flag(msg, NL80211_ATTR_CONTROL_PORT))
4723 if (params->wpa_ie) {
4724 wpa_hexdump(MSG_DEBUG,
4725 " * Extra IEs for Beacon/Probe Response frames",
4726 params->wpa_ie, params->wpa_ie_len);
4727 if (nla_put(msg, NL80211_ATTR_IE, params->wpa_ie_len,
4732 ret = nl80211_ht_vht_overrides(msg, params);
4736 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
4739 wpa_printf(MSG_DEBUG, "nl80211: Join IBSS failed: ret=%d (%s)",
4740 ret, strerror(-ret));
4742 if (ret == -EALREADY && count == 1) {
4743 wpa_printf(MSG_DEBUG, "nl80211: Retry IBSS join after "
4745 nl80211_leave_ibss(drv, 0);
4750 wpa_printf(MSG_DEBUG,
4751 "nl80211: Join IBSS request sent successfully");
4760 static int nl80211_connect_common(struct wpa_driver_nl80211_data *drv,
4761 struct wpa_driver_associate_params *params,
4764 if (params->bssid) {
4765 wpa_printf(MSG_DEBUG, " * bssid=" MACSTR,
4766 MAC2STR(params->bssid));
4767 if (nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, params->bssid))
4771 if (params->bssid_hint) {
4772 wpa_printf(MSG_DEBUG, " * bssid_hint=" MACSTR,
4773 MAC2STR(params->bssid_hint));
4774 if (nla_put(msg, NL80211_ATTR_MAC_HINT, ETH_ALEN,
4775 params->bssid_hint))
4779 if (params->freq.freq) {
4780 wpa_printf(MSG_DEBUG, " * freq=%d", params->freq.freq);
4781 if (nla_put_u32(msg, NL80211_ATTR_WIPHY_FREQ,
4784 drv->assoc_freq = params->freq.freq;
4786 drv->assoc_freq = 0;
4788 if (params->freq_hint) {
4789 wpa_printf(MSG_DEBUG, " * freq_hint=%d", params->freq_hint);
4790 if (nla_put_u32(msg, NL80211_ATTR_WIPHY_FREQ_HINT,
4795 if (params->bg_scan_period >= 0) {
4796 wpa_printf(MSG_DEBUG, " * bg scan period=%d",
4797 params->bg_scan_period);
4798 if (nla_put_u16(msg, NL80211_ATTR_BG_SCAN_PERIOD,
4799 params->bg_scan_period))
4804 wpa_hexdump_ascii(MSG_DEBUG, " * SSID",
4805 params->ssid, params->ssid_len);
4806 if (nla_put(msg, NL80211_ATTR_SSID, params->ssid_len,
4809 if (params->ssid_len > sizeof(drv->ssid))
4811 os_memcpy(drv->ssid, params->ssid, params->ssid_len);
4812 drv->ssid_len = params->ssid_len;
4815 wpa_hexdump(MSG_DEBUG, " * IEs", params->wpa_ie, params->wpa_ie_len);
4816 if (params->wpa_ie &&
4817 nla_put(msg, NL80211_ATTR_IE, params->wpa_ie_len, params->wpa_ie))
4820 if (params->wpa_proto) {
4821 enum nl80211_wpa_versions ver = 0;
4823 if (params->wpa_proto & WPA_PROTO_WPA)
4824 ver |= NL80211_WPA_VERSION_1;
4825 if (params->wpa_proto & WPA_PROTO_RSN)
4826 ver |= NL80211_WPA_VERSION_2;
4828 wpa_printf(MSG_DEBUG, " * WPA Versions 0x%x", ver);
4829 if (nla_put_u32(msg, NL80211_ATTR_WPA_VERSIONS, ver))
4833 if (params->pairwise_suite != WPA_CIPHER_NONE) {
4834 u32 cipher = wpa_cipher_to_cipher_suite(params->pairwise_suite);
4835 wpa_printf(MSG_DEBUG, " * pairwise=0x%x", cipher);
4836 if (nla_put_u32(msg, NL80211_ATTR_CIPHER_SUITES_PAIRWISE,
4841 if (params->group_suite == WPA_CIPHER_GTK_NOT_USED &&
4842 !(drv->capa.enc & WPA_DRIVER_CAPA_ENC_GTK_NOT_USED)) {
4844 * This is likely to work even though many drivers do not
4845 * advertise support for operations without GTK.
4847 wpa_printf(MSG_DEBUG, " * skip group cipher configuration for GTK_NOT_USED due to missing driver support advertisement");
4848 } else if (params->group_suite != WPA_CIPHER_NONE) {
4849 u32 cipher = wpa_cipher_to_cipher_suite(params->group_suite);
4850 wpa_printf(MSG_DEBUG, " * group=0x%x", cipher);
4851 if (nla_put_u32(msg, NL80211_ATTR_CIPHER_SUITE_GROUP, cipher))
4855 if (params->key_mgmt_suite == WPA_KEY_MGMT_IEEE8021X ||
4856 params->key_mgmt_suite == WPA_KEY_MGMT_PSK ||
4857 params->key_mgmt_suite == WPA_KEY_MGMT_FT_IEEE8021X ||
4858 params->key_mgmt_suite == WPA_KEY_MGMT_FT_PSK ||
4859 params->key_mgmt_suite == WPA_KEY_MGMT_CCKM ||
4860 params->key_mgmt_suite == WPA_KEY_MGMT_OSEN ||
4861 params->key_mgmt_suite == WPA_KEY_MGMT_IEEE8021X_SHA256 ||
4862 params->key_mgmt_suite == WPA_KEY_MGMT_PSK_SHA256 ||
4863 params->key_mgmt_suite == WPA_KEY_MGMT_IEEE8021X_SUITE_B ||
4864 params->key_mgmt_suite == WPA_KEY_MGMT_IEEE8021X_SUITE_B_192) {
4865 int mgmt = WLAN_AKM_SUITE_PSK;
4867 switch (params->key_mgmt_suite) {
4868 case WPA_KEY_MGMT_CCKM:
4869 mgmt = WLAN_AKM_SUITE_CCKM;
4871 case WPA_KEY_MGMT_IEEE8021X:
4872 mgmt = WLAN_AKM_SUITE_8021X;
4874 case WPA_KEY_MGMT_FT_IEEE8021X:
4875 mgmt = WLAN_AKM_SUITE_FT_8021X;
4877 case WPA_KEY_MGMT_FT_PSK:
4878 mgmt = WLAN_AKM_SUITE_FT_PSK;
4880 case WPA_KEY_MGMT_IEEE8021X_SHA256:
4881 mgmt = WLAN_AKM_SUITE_8021X_SHA256;
4883 case WPA_KEY_MGMT_PSK_SHA256:
4884 mgmt = WLAN_AKM_SUITE_PSK_SHA256;
4886 case WPA_KEY_MGMT_OSEN:
4887 mgmt = WLAN_AKM_SUITE_OSEN;
4889 case WPA_KEY_MGMT_IEEE8021X_SUITE_B:
4890 mgmt = WLAN_AKM_SUITE_8021X_SUITE_B;
4892 case WPA_KEY_MGMT_IEEE8021X_SUITE_B_192:
4893 mgmt = WLAN_AKM_SUITE_8021X_SUITE_B_192;
4895 case WPA_KEY_MGMT_PSK:
4897 mgmt = WLAN_AKM_SUITE_PSK;
4900 wpa_printf(MSG_DEBUG, " * akm=0x%x", mgmt);
4901 if (nla_put_u32(msg, NL80211_ATTR_AKM_SUITES, mgmt))
4905 if (nla_put_flag(msg, NL80211_ATTR_CONTROL_PORT))
4908 if (params->key_mgmt_suite == WPA_KEY_MGMT_IEEE8021X_NO_WPA &&
4909 (params->pairwise_suite == WPA_CIPHER_NONE ||
4910 params->pairwise_suite == WPA_CIPHER_WEP104 ||
4911 params->pairwise_suite == WPA_CIPHER_WEP40) &&
4912 (nla_put_u16(msg, NL80211_ATTR_CONTROL_PORT_ETHERTYPE, ETH_P_PAE) ||
4913 nla_put_flag(msg, NL80211_ATTR_CONTROL_PORT_NO_ENCRYPT)))
4916 if (params->mgmt_frame_protection == MGMT_FRAME_PROTECTION_REQUIRED &&
4917 nla_put_u32(msg, NL80211_ATTR_USE_MFP, NL80211_MFP_REQUIRED))
4920 if (params->rrm_used) {
4921 u32 drv_rrm_flags = drv->capa.rrm_flags;
4922 if ((!((drv_rrm_flags &
4923 WPA_DRIVER_FLAGS_DS_PARAM_SET_IE_IN_PROBES) &&
4924 (drv_rrm_flags & WPA_DRIVER_FLAGS_QUIET)) &&
4925 !(drv_rrm_flags & WPA_DRIVER_FLAGS_SUPPORT_RRM)) ||
4926 nla_put_flag(msg, NL80211_ATTR_USE_RRM))
4930 if (nl80211_ht_vht_overrides(msg, params) < 0)
4934 wpa_printf(MSG_DEBUG, " * P2P group");
4937 wpa_printf(MSG_DEBUG, " * PBSS");
4938 if (nla_put_flag(msg, NL80211_ATTR_PBSS))
4942 drv->connect_reassoc = 0;
4943 if (params->prev_bssid) {
4944 wpa_printf(MSG_DEBUG, " * prev_bssid=" MACSTR,
4945 MAC2STR(params->prev_bssid));
4946 if (nla_put(msg, NL80211_ATTR_PREV_BSSID, ETH_ALEN,
4947 params->prev_bssid))
4949 drv->connect_reassoc = 1;
4956 static int wpa_driver_nl80211_try_connect(
4957 struct wpa_driver_nl80211_data *drv,
4958 struct wpa_driver_associate_params *params)
4961 enum nl80211_auth_type type;
4965 #ifdef CONFIG_DRIVER_NL80211_QCA
4966 if (params->req_key_mgmt_offload && params->psk &&
4967 (params->key_mgmt_suite == WPA_KEY_MGMT_PSK ||
4968 params->key_mgmt_suite == WPA_KEY_MGMT_PSK_SHA256 ||
4969 params->key_mgmt_suite == WPA_KEY_MGMT_FT_PSK)) {
4970 wpa_printf(MSG_DEBUG, "nl80211: Key management set PSK");
4971 ret = issue_key_mgmt_set_key(drv, params->psk, 32);
4975 #endif /* CONFIG_DRIVER_NL80211_QCA */
4977 wpa_printf(MSG_DEBUG, "nl80211: Connect (ifindex=%d)", drv->ifindex);
4978 msg = nl80211_drv_msg(drv, 0, NL80211_CMD_CONNECT);
4982 ret = nl80211_connect_common(drv, params, msg);
4987 if (params->auth_alg & WPA_AUTH_ALG_OPEN)
4989 if (params->auth_alg & WPA_AUTH_ALG_SHARED)
4991 if (params->auth_alg & WPA_AUTH_ALG_LEAP)
4994 wpa_printf(MSG_DEBUG, " * Leave out Auth Type for automatic "
4996 goto skip_auth_type;
4999 if (params->auth_alg & WPA_AUTH_ALG_OPEN)
5000 type = NL80211_AUTHTYPE_OPEN_SYSTEM;
5001 else if (params->auth_alg & WPA_AUTH_ALG_SHARED)
5002 type = NL80211_AUTHTYPE_SHARED_KEY;
5003 else if (params->auth_alg & WPA_AUTH_ALG_LEAP)
5004 type = NL80211_AUTHTYPE_NETWORK_EAP;
5005 else if (params->auth_alg & WPA_AUTH_ALG_FT)
5006 type = NL80211_AUTHTYPE_FT;
5010 wpa_printf(MSG_DEBUG, " * Auth Type %d", type);
5011 if (nla_put_u32(msg, NL80211_ATTR_AUTH_TYPE, type))
5015 ret = nl80211_set_conn_keys(params, msg);
5019 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
5022 wpa_printf(MSG_DEBUG, "nl80211: MLME connect failed: ret=%d "
5023 "(%s)", ret, strerror(-ret));
5025 wpa_printf(MSG_DEBUG,
5026 "nl80211: Connect request send successfully");
5036 static int wpa_driver_nl80211_connect(
5037 struct wpa_driver_nl80211_data *drv,
5038 struct wpa_driver_associate_params *params)
5042 /* Store the connection attempted bssid for future use */
5044 os_memcpy(drv->auth_attempt_bssid, params->bssid, ETH_ALEN);
5046 os_memset(drv->auth_attempt_bssid, 0, ETH_ALEN);
5048 ret = wpa_driver_nl80211_try_connect(drv, params);
5049 if (ret == -EALREADY) {
5051 * cfg80211 does not currently accept new connections if
5052 * we are already connected. As a workaround, force
5053 * disconnection and try again.
5055 wpa_printf(MSG_DEBUG, "nl80211: Explicitly "
5056 "disconnecting before reassociation "
5058 if (wpa_driver_nl80211_disconnect(
5059 drv, WLAN_REASON_PREV_AUTH_NOT_VALID))
5061 ret = wpa_driver_nl80211_try_connect(drv, params);
5067 static int wpa_driver_nl80211_associate(
5068 void *priv, struct wpa_driver_associate_params *params)
5070 struct i802_bss *bss = priv;
5071 struct wpa_driver_nl80211_data *drv = bss->drv;
5075 nl80211_unmask_11b_rates(bss);
5077 if (params->mode == IEEE80211_MODE_AP)
5078 return wpa_driver_nl80211_ap(drv, params);
5080 if (params->mode == IEEE80211_MODE_IBSS)
5081 return wpa_driver_nl80211_ibss(drv, params);
5083 if (!(drv->capa.flags & WPA_DRIVER_FLAGS_SME)) {
5084 enum nl80211_iftype nlmode = params->p2p ?
5085 NL80211_IFTYPE_P2P_CLIENT : NL80211_IFTYPE_STATION;
5087 if (wpa_driver_nl80211_set_mode(priv, nlmode) < 0)
5089 return wpa_driver_nl80211_connect(drv, params);
5092 nl80211_mark_disconnected(drv);
5094 wpa_printf(MSG_DEBUG, "nl80211: Associate (ifindex=%d)",
5096 msg = nl80211_drv_msg(drv, 0, NL80211_CMD_ASSOCIATE);
5100 ret = nl80211_connect_common(drv, params, msg);
5104 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
5107 wpa_dbg(drv->ctx, MSG_DEBUG,
5108 "nl80211: MLME command failed (assoc): ret=%d (%s)",
5109 ret, strerror(-ret));
5110 nl80211_dump_scan(drv);
5112 wpa_printf(MSG_DEBUG,
5113 "nl80211: Association request send successfully");
5122 static int nl80211_set_mode(struct wpa_driver_nl80211_data *drv,
5123 int ifindex, enum nl80211_iftype mode)
5128 wpa_printf(MSG_DEBUG, "nl80211: Set mode ifindex %d iftype %d (%s)",
5129 ifindex, mode, nl80211_iftype_str(mode));
5131 msg = nl80211_cmd_msg(drv->first_bss, 0, NL80211_CMD_SET_INTERFACE);
5132 if (!msg || nla_put_u32(msg, NL80211_ATTR_IFTYPE, mode))
5135 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
5141 wpa_printf(MSG_DEBUG, "nl80211: Failed to set interface %d to mode %d:"
5142 " %d (%s)", ifindex, mode, ret, strerror(-ret));
5147 static int wpa_driver_nl80211_set_mode_impl(
5148 struct i802_bss *bss,
5149 enum nl80211_iftype nlmode,
5150 struct hostapd_freq_params *desired_freq_params)
5152 struct wpa_driver_nl80211_data *drv = bss->drv;
5155 int was_ap = is_ap_interface(drv->nlmode);
5157 int mode_switch_res;
5162 mode_switch_res = nl80211_set_mode(drv, drv->ifindex, nlmode);
5163 if (mode_switch_res && nlmode == nl80211_get_ifmode(bss))
5164 mode_switch_res = 0;
5166 if (mode_switch_res == 0) {
5167 drv->nlmode = nlmode;
5172 if (mode_switch_res == -ENODEV)
5175 if (nlmode == drv->nlmode) {
5176 wpa_printf(MSG_DEBUG, "nl80211: Interface already in "
5177 "requested mode - ignore error");
5179 goto done; /* Already in the requested mode */
5182 /* mac80211 doesn't allow mode changes while the device is up, so
5183 * take the device down, try to set the mode again, and bring the
5186 wpa_printf(MSG_DEBUG, "nl80211: Try mode change after setting "
5188 for (i = 0; i < 10; i++) {
5189 res = i802_set_iface_flags(bss, 0);
5190 if (res == -EACCES || res == -ENODEV)
5193 wpa_printf(MSG_DEBUG, "nl80211: Failed to set "
5195 os_sleep(0, 100000);
5200 * Setting the mode will fail for some drivers if the phy is
5201 * on a frequency that the mode is disallowed in.
5203 if (desired_freq_params) {
5204 res = nl80211_set_channel(bss, desired_freq_params, 0);
5206 wpa_printf(MSG_DEBUG,
5207 "nl80211: Failed to set frequency on interface");
5211 /* Try to set the mode again while the interface is down */
5212 mode_switch_res = nl80211_set_mode(drv, drv->ifindex, nlmode);
5213 if (mode_switch_res == -EBUSY) {
5214 wpa_printf(MSG_DEBUG,
5215 "nl80211: Delaying mode set while interface going down");
5216 os_sleep(0, 100000);
5219 ret = mode_switch_res;
5224 wpa_printf(MSG_DEBUG, "nl80211: Mode change succeeded while "
5225 "interface is down");
5226 drv->nlmode = nlmode;
5227 drv->ignore_if_down_event = 1;
5230 /* Bring the interface back up */
5231 res = linux_set_iface_flags(drv->global->ioctl_sock, bss->ifname, 1);
5233 wpa_printf(MSG_DEBUG,
5234 "nl80211: Failed to set interface up after switching mode");
5240 wpa_printf(MSG_DEBUG, "nl80211: Interface mode change to %d "
5241 "from %d failed", nlmode, drv->nlmode);
5245 if (is_p2p_net_interface(nlmode)) {
5246 wpa_printf(MSG_DEBUG,
5247 "nl80211: Interface %s mode change to P2P - disable 11b rates",
5249 nl80211_disable_11b_rates(drv, drv->ifindex, 1);
5250 } else if (drv->disabled_11b_rates) {
5251 wpa_printf(MSG_DEBUG,
5252 "nl80211: Interface %s mode changed to non-P2P - re-enable 11b rates",
5254 nl80211_disable_11b_rates(drv, drv->ifindex, 0);
5257 if (is_ap_interface(nlmode)) {
5258 nl80211_mgmt_unsubscribe(bss, "start AP");
5259 /* Setup additional AP mode functionality if needed */
5260 if (nl80211_setup_ap(bss))
5262 } else if (was_ap) {
5263 /* Remove additional AP mode functionality */
5264 nl80211_teardown_ap(bss);
5266 nl80211_mgmt_unsubscribe(bss, "mode change");
5269 if (is_mesh_interface(nlmode) &&
5270 nl80211_mgmt_subscribe_mesh(bss))
5273 if (!bss->in_deinit && !is_ap_interface(nlmode) &&
5274 !is_mesh_interface(nlmode) &&
5275 nl80211_mgmt_subscribe_non_ap(bss) < 0)
5276 wpa_printf(MSG_DEBUG, "nl80211: Failed to register Action "
5277 "frame processing - ignore for now");
5283 int wpa_driver_nl80211_set_mode(struct i802_bss *bss,
5284 enum nl80211_iftype nlmode)
5286 return wpa_driver_nl80211_set_mode_impl(bss, nlmode, NULL);
5290 static int wpa_driver_nl80211_set_mode_ibss(struct i802_bss *bss,
5291 struct hostapd_freq_params *freq)
5293 return wpa_driver_nl80211_set_mode_impl(bss, NL80211_IFTYPE_ADHOC,
5298 static int wpa_driver_nl80211_get_capa(void *priv,
5299 struct wpa_driver_capa *capa)
5301 struct i802_bss *bss = priv;
5302 struct wpa_driver_nl80211_data *drv = bss->drv;
5304 if (!drv->has_capability)
5306 os_memcpy(capa, &drv->capa, sizeof(*capa));
5307 if (drv->extended_capa && drv->extended_capa_mask) {
5308 capa->extended_capa = drv->extended_capa;
5309 capa->extended_capa_mask = drv->extended_capa_mask;
5310 capa->extended_capa_len = drv->extended_capa_len;
5317 static int wpa_driver_nl80211_set_operstate(void *priv, int state)
5319 struct i802_bss *bss = priv;
5320 struct wpa_driver_nl80211_data *drv = bss->drv;
5322 wpa_printf(MSG_DEBUG, "nl80211: Set %s operstate %d->%d (%s)",
5323 bss->ifname, drv->operstate, state,
5324 state ? "UP" : "DORMANT");
5325 drv->operstate = state;
5326 return netlink_send_oper_ifla(drv->global->netlink, drv->ifindex, -1,
5327 state ? IF_OPER_UP : IF_OPER_DORMANT);
5331 static int wpa_driver_nl80211_set_supp_port(void *priv, int authorized)
5333 struct i802_bss *bss = priv;
5334 struct wpa_driver_nl80211_data *drv = bss->drv;
5336 struct nl80211_sta_flag_update upd;
5339 if (!drv->associated && is_zero_ether_addr(drv->bssid) && !authorized) {
5340 wpa_printf(MSG_DEBUG, "nl80211: Skip set_supp_port(unauthorized) while not associated");
5344 wpa_printf(MSG_DEBUG, "nl80211: Set supplicant port %sauthorized for "
5345 MACSTR, authorized ? "" : "un", MAC2STR(drv->bssid));
5347 os_memset(&upd, 0, sizeof(upd));
5348 upd.mask = BIT(NL80211_STA_FLAG_AUTHORIZED);
5350 upd.set = BIT(NL80211_STA_FLAG_AUTHORIZED);
5352 if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_SET_STATION)) ||
5353 nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, drv->bssid) ||
5354 nla_put(msg, NL80211_ATTR_STA_FLAGS2, sizeof(upd), &upd)) {
5359 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
5362 wpa_printf(MSG_DEBUG, "nl80211: Failed to set STA flag: %d (%s)",
5363 ret, strerror(-ret));
5368 /* Set kernel driver on given frequency (MHz) */
5369 static int i802_set_freq(void *priv, struct hostapd_freq_params *freq)
5371 struct i802_bss *bss = priv;
5372 return nl80211_set_channel(bss, freq, 0);
5376 static inline int min_int(int a, int b)
5384 static int get_key_handler(struct nl_msg *msg, void *arg)
5386 struct nlattr *tb[NL80211_ATTR_MAX + 1];
5387 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
5389 nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
5390 genlmsg_attrlen(gnlh, 0), NULL);
5393 * TODO: validate the key index and mac address!
5394 * Otherwise, there's a race condition as soon as
5395 * the kernel starts sending key notifications.
5398 if (tb[NL80211_ATTR_KEY_SEQ])
5399 memcpy(arg, nla_data(tb[NL80211_ATTR_KEY_SEQ]),
5400 min_int(nla_len(tb[NL80211_ATTR_KEY_SEQ]), 6));
5405 static int i802_get_seqnum(const char *iface, void *priv, const u8 *addr,
5408 struct i802_bss *bss = priv;
5409 struct wpa_driver_nl80211_data *drv = bss->drv;
5412 msg = nl80211_ifindex_msg(drv, if_nametoindex(iface), 0,
5413 NL80211_CMD_GET_KEY);
5415 (addr && nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr)) ||
5416 nla_put_u8(msg, NL80211_ATTR_KEY_IDX, idx)) {
5423 return send_and_recv_msgs(drv, msg, get_key_handler, seq);
5427 static int i802_set_rts(void *priv, int rts)
5429 struct i802_bss *bss = priv;
5430 struct wpa_driver_nl80211_data *drv = bss->drv;
5440 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_SET_WIPHY)) ||
5441 nla_put_u32(msg, NL80211_ATTR_WIPHY_RTS_THRESHOLD, val)) {
5446 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
5449 wpa_printf(MSG_DEBUG, "nl80211: Failed to set RTS threshold %d: "
5450 "%d (%s)", rts, ret, strerror(-ret));
5455 static int i802_set_frag(void *priv, int frag)
5457 struct i802_bss *bss = priv;
5458 struct wpa_driver_nl80211_data *drv = bss->drv;
5468 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_SET_WIPHY)) ||
5469 nla_put_u32(msg, NL80211_ATTR_WIPHY_FRAG_THRESHOLD, val)) {
5474 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
5477 wpa_printf(MSG_DEBUG, "nl80211: Failed to set fragmentation threshold "
5478 "%d: %d (%s)", frag, ret, strerror(-ret));
5483 static int i802_flush(void *priv)
5485 struct i802_bss *bss = priv;
5489 wpa_printf(MSG_DEBUG, "nl80211: flush -> DEL_STATION %s (all)",
5493 * XXX: FIX! this needs to flush all VLANs too
5495 msg = nl80211_bss_msg(bss, 0, NL80211_CMD_DEL_STATION);
5496 res = send_and_recv_msgs(bss->drv, msg, NULL, NULL);
5498 wpa_printf(MSG_DEBUG, "nl80211: Station flush failed: ret=%d "
5499 "(%s)", res, strerror(-res));
5505 static int get_sta_handler(struct nl_msg *msg, void *arg)
5507 struct nlattr *tb[NL80211_ATTR_MAX + 1];
5508 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
5509 struct hostap_sta_driver_data *data = arg;
5510 struct nlattr *stats[NL80211_STA_INFO_MAX + 1];
5511 static struct nla_policy stats_policy[NL80211_STA_INFO_MAX + 1] = {
5512 [NL80211_STA_INFO_INACTIVE_TIME] = { .type = NLA_U32 },
5513 [NL80211_STA_INFO_RX_BYTES] = { .type = NLA_U32 },
5514 [NL80211_STA_INFO_TX_BYTES] = { .type = NLA_U32 },
5515 [NL80211_STA_INFO_RX_PACKETS] = { .type = NLA_U32 },
5516 [NL80211_STA_INFO_TX_PACKETS] = { .type = NLA_U32 },
5517 [NL80211_STA_INFO_TX_FAILED] = { .type = NLA_U32 },
5518 [NL80211_STA_INFO_RX_BYTES64] = { .type = NLA_U64 },
5519 [NL80211_STA_INFO_TX_BYTES64] = { .type = NLA_U64 },
5522 nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
5523 genlmsg_attrlen(gnlh, 0), NULL);
5526 * TODO: validate the interface and mac address!
5527 * Otherwise, there's a race condition as soon as
5528 * the kernel starts sending station notifications.
5531 if (!tb[NL80211_ATTR_STA_INFO]) {
5532 wpa_printf(MSG_DEBUG, "sta stats missing!");
5535 if (nla_parse_nested(stats, NL80211_STA_INFO_MAX,
5536 tb[NL80211_ATTR_STA_INFO],
5538 wpa_printf(MSG_DEBUG, "failed to parse nested attributes!");
5542 if (stats[NL80211_STA_INFO_INACTIVE_TIME])
5543 data->inactive_msec =
5544 nla_get_u32(stats[NL80211_STA_INFO_INACTIVE_TIME]);
5545 /* For backwards compatibility, fetch the 32-bit counters first. */
5546 if (stats[NL80211_STA_INFO_RX_BYTES])
5547 data->rx_bytes = nla_get_u32(stats[NL80211_STA_INFO_RX_BYTES]);
5548 if (stats[NL80211_STA_INFO_TX_BYTES])
5549 data->tx_bytes = nla_get_u32(stats[NL80211_STA_INFO_TX_BYTES]);
5550 if (stats[NL80211_STA_INFO_RX_BYTES64] &&
5551 stats[NL80211_STA_INFO_TX_BYTES64]) {
5553 * The driver supports 64-bit counters, so use them to override
5554 * the 32-bit values.
5557 nla_get_u64(stats[NL80211_STA_INFO_RX_BYTES64]);
5559 nla_get_u64(stats[NL80211_STA_INFO_TX_BYTES64]);
5560 data->bytes_64bit = 1;
5562 if (stats[NL80211_STA_INFO_RX_PACKETS])
5564 nla_get_u32(stats[NL80211_STA_INFO_RX_PACKETS]);
5565 if (stats[NL80211_STA_INFO_TX_PACKETS])
5567 nla_get_u32(stats[NL80211_STA_INFO_TX_PACKETS]);
5568 if (stats[NL80211_STA_INFO_TX_FAILED])
5569 data->tx_retry_failed =
5570 nla_get_u32(stats[NL80211_STA_INFO_TX_FAILED]);
5575 static int i802_read_sta_data(struct i802_bss *bss,
5576 struct hostap_sta_driver_data *data,
5581 os_memset(data, 0, sizeof(*data));
5583 if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_GET_STATION)) ||
5584 nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr)) {
5589 return send_and_recv_msgs(bss->drv, msg, get_sta_handler, data);
5593 static int i802_set_tx_queue_params(void *priv, int queue, int aifs,
5594 int cw_min, int cw_max, int burst_time)
5596 struct i802_bss *bss = priv;
5597 struct wpa_driver_nl80211_data *drv = bss->drv;
5599 struct nlattr *txq, *params;
5601 msg = nl80211_bss_msg(bss, 0, NL80211_CMD_SET_WIPHY);
5605 txq = nla_nest_start(msg, NL80211_ATTR_WIPHY_TXQ_PARAMS);
5609 /* We are only sending parameters for a single TXQ at a time */
5610 params = nla_nest_start(msg, 1);
5616 if (nla_put_u8(msg, NL80211_TXQ_ATTR_QUEUE, NL80211_TXQ_Q_VO))
5620 if (nla_put_u8(msg, NL80211_TXQ_ATTR_QUEUE, NL80211_TXQ_Q_VI))
5624 if (nla_put_u8(msg, NL80211_TXQ_ATTR_QUEUE, NL80211_TXQ_Q_BE))
5628 if (nla_put_u8(msg, NL80211_TXQ_ATTR_QUEUE, NL80211_TXQ_Q_BK))
5632 /* Burst time is configured in units of 0.1 msec and TXOP parameter in
5633 * 32 usec, so need to convert the value here. */
5634 if (nla_put_u16(msg, NL80211_TXQ_ATTR_TXOP,
5635 (burst_time * 100 + 16) / 32) ||
5636 nla_put_u16(msg, NL80211_TXQ_ATTR_CWMIN, cw_min) ||
5637 nla_put_u16(msg, NL80211_TXQ_ATTR_CWMAX, cw_max) ||
5638 nla_put_u8(msg, NL80211_TXQ_ATTR_AIFS, aifs))
5641 nla_nest_end(msg, params);
5643 nla_nest_end(msg, txq);
5645 if (send_and_recv_msgs(drv, msg, NULL, NULL) == 0)
5654 static int i802_set_sta_vlan(struct i802_bss *bss, const u8 *addr,
5655 const char *ifname, int vlan_id)
5657 struct wpa_driver_nl80211_data *drv = bss->drv;
5661 wpa_printf(MSG_DEBUG, "nl80211: %s[%d]: set_sta_vlan(" MACSTR
5662 ", ifname=%s[%d], vlan_id=%d)",
5663 bss->ifname, if_nametoindex(bss->ifname),
5664 MAC2STR(addr), ifname, if_nametoindex(ifname), vlan_id);
5665 if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_SET_STATION)) ||
5666 nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr) ||
5667 nla_put_u32(msg, NL80211_ATTR_STA_VLAN, if_nametoindex(ifname))) {
5672 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
5674 wpa_printf(MSG_ERROR, "nl80211: NL80211_ATTR_STA_VLAN (addr="
5675 MACSTR " ifname=%s vlan_id=%d) failed: %d (%s)",
5676 MAC2STR(addr), ifname, vlan_id, ret,
5683 static int i802_get_inact_sec(void *priv, const u8 *addr)
5685 struct hostap_sta_driver_data data;
5688 data.inactive_msec = (unsigned long) -1;
5689 ret = i802_read_sta_data(priv, &data, addr);
5692 if (ret || data.inactive_msec == (unsigned long) -1)
5694 return data.inactive_msec / 1000;
5698 static int i802_sta_clear_stats(void *priv, const u8 *addr)
5707 static int i802_sta_deauth(void *priv, const u8 *own_addr, const u8 *addr,
5710 struct i802_bss *bss = priv;
5711 struct wpa_driver_nl80211_data *drv = bss->drv;
5712 struct ieee80211_mgmt mgmt;
5714 if (is_mesh_interface(drv->nlmode))
5717 if (drv->device_ap_sme)
5718 return wpa_driver_nl80211_sta_remove(bss, addr, 1, reason);
5720 memset(&mgmt, 0, sizeof(mgmt));
5721 mgmt.frame_control = IEEE80211_FC(WLAN_FC_TYPE_MGMT,
5722 WLAN_FC_STYPE_DEAUTH);
5723 memcpy(mgmt.da, addr, ETH_ALEN);
5724 memcpy(mgmt.sa, own_addr, ETH_ALEN);
5725 memcpy(mgmt.bssid, own_addr, ETH_ALEN);
5726 mgmt.u.deauth.reason_code = host_to_le16(reason);
5727 return wpa_driver_nl80211_send_mlme(bss, (u8 *) &mgmt,
5729 sizeof(mgmt.u.deauth), 0, 0, 0, 0,
5734 static int i802_sta_disassoc(void *priv, const u8 *own_addr, const u8 *addr,
5737 struct i802_bss *bss = priv;
5738 struct wpa_driver_nl80211_data *drv = bss->drv;
5739 struct ieee80211_mgmt mgmt;
5741 if (is_mesh_interface(drv->nlmode))
5744 if (drv->device_ap_sme)
5745 return wpa_driver_nl80211_sta_remove(bss, addr, 0, reason);
5747 memset(&mgmt, 0, sizeof(mgmt));
5748 mgmt.frame_control = IEEE80211_FC(WLAN_FC_TYPE_MGMT,
5749 WLAN_FC_STYPE_DISASSOC);
5750 memcpy(mgmt.da, addr, ETH_ALEN);
5751 memcpy(mgmt.sa, own_addr, ETH_ALEN);
5752 memcpy(mgmt.bssid, own_addr, ETH_ALEN);
5753 mgmt.u.disassoc.reason_code = host_to_le16(reason);
5754 return wpa_driver_nl80211_send_mlme(bss, (u8 *) &mgmt,
5756 sizeof(mgmt.u.disassoc), 0, 0, 0, 0,
5761 static void dump_ifidx(struct wpa_driver_nl80211_data *drv)
5763 char buf[200], *pos, *end;
5767 end = pos + sizeof(buf);
5769 for (i = 0; i < drv->num_if_indices; i++) {
5770 if (!drv->if_indices[i])
5772 res = os_snprintf(pos, end - pos, " %d(%d)",
5774 drv->if_indices_reason[i]);
5775 if (os_snprintf_error(end - pos, res))
5781 wpa_printf(MSG_DEBUG, "nl80211: if_indices[%d]:%s",
5782 drv->num_if_indices, buf);
5786 static void add_ifidx(struct wpa_driver_nl80211_data *drv, int ifidx,
5790 int *old, *old_reason;
5792 wpa_printf(MSG_DEBUG,
5793 "nl80211: Add own interface ifindex %d (ifidx_reason %d)",
5794 ifidx, ifidx_reason);
5795 if (have_ifidx(drv, ifidx, ifidx_reason)) {
5796 wpa_printf(MSG_DEBUG, "nl80211: ifindex %d already in the list",
5800 for (i = 0; i < drv->num_if_indices; i++) {
5801 if (drv->if_indices[i] == 0) {
5802 drv->if_indices[i] = ifidx;
5803 drv->if_indices_reason[i] = ifidx_reason;
5809 if (drv->if_indices != drv->default_if_indices)
5810 old = drv->if_indices;
5814 if (drv->if_indices_reason != drv->default_if_indices_reason)
5815 old_reason = drv->if_indices_reason;
5819 drv->if_indices = os_realloc_array(old, drv->num_if_indices + 1,
5821 drv->if_indices_reason = os_realloc_array(old_reason,
5822 drv->num_if_indices + 1,
5824 if (!drv->if_indices) {
5826 drv->if_indices = drv->default_if_indices;
5828 drv->if_indices = old;
5830 if (!drv->if_indices_reason) {
5832 drv->if_indices_reason = drv->default_if_indices_reason;
5834 drv->if_indices_reason = old_reason;
5836 if (!drv->if_indices || !drv->if_indices_reason) {
5837 wpa_printf(MSG_ERROR, "Failed to reallocate memory for "
5839 wpa_printf(MSG_ERROR, "Ignoring EAPOL on interface %d", ifidx);
5843 os_memcpy(drv->if_indices, drv->default_if_indices,
5844 sizeof(drv->default_if_indices));
5846 os_memcpy(drv->if_indices_reason,
5847 drv->default_if_indices_reason,
5848 sizeof(drv->default_if_indices_reason));
5849 drv->if_indices[drv->num_if_indices] = ifidx;
5850 drv->if_indices_reason[drv->num_if_indices] = ifidx_reason;
5851 drv->num_if_indices++;
5856 static void del_ifidx(struct wpa_driver_nl80211_data *drv, int ifidx,
5861 for (i = 0; i < drv->num_if_indices; i++) {
5862 if ((drv->if_indices[i] == ifidx || ifidx == IFIDX_ANY) &&
5863 (drv->if_indices_reason[i] == ifidx_reason ||
5864 ifidx_reason == IFIDX_ANY)) {
5865 drv->if_indices[i] = 0;
5873 static int have_ifidx(struct wpa_driver_nl80211_data *drv, int ifidx,
5878 for (i = 0; i < drv->num_if_indices; i++)
5879 if (drv->if_indices[i] == ifidx &&
5880 (drv->if_indices_reason[i] == ifidx_reason ||
5881 ifidx_reason == IFIDX_ANY))
5888 static int i802_set_wds_sta(void *priv, const u8 *addr, int aid, int val,
5889 const char *bridge_ifname, char *ifname_wds)
5891 struct i802_bss *bss = priv;
5892 struct wpa_driver_nl80211_data *drv = bss->drv;
5893 char name[IFNAMSIZ + 1];
5895 os_snprintf(name, sizeof(name), "%s.sta%d", bss->ifname, aid);
5897 os_strlcpy(ifname_wds, name, IFNAMSIZ + 1);
5899 wpa_printf(MSG_DEBUG, "nl80211: Set WDS STA addr=" MACSTR
5900 " aid=%d val=%d name=%s", MAC2STR(addr), aid, val, name);
5902 if (!if_nametoindex(name)) {
5903 if (nl80211_create_iface(drv, name,
5904 NL80211_IFTYPE_AP_VLAN,
5905 bss->addr, 1, NULL, NULL, 0) <
5908 if (bridge_ifname &&
5909 linux_br_add_if(drv->global->ioctl_sock,
5910 bridge_ifname, name) < 0)
5913 if (linux_set_iface_flags(drv->global->ioctl_sock, name, 1)) {
5914 wpa_printf(MSG_ERROR, "nl80211: Failed to set WDS STA "
5915 "interface %s up", name);
5917 return i802_set_sta_vlan(priv, addr, name, 0);
5920 linux_br_del_if(drv->global->ioctl_sock, bridge_ifname,
5923 i802_set_sta_vlan(priv, addr, bss->ifname, 0);
5924 nl80211_remove_iface(drv, if_nametoindex(name));
5930 static void handle_eapol(int sock, void *eloop_ctx, void *sock_ctx)
5932 struct wpa_driver_nl80211_data *drv = eloop_ctx;
5933 struct sockaddr_ll lladdr;
5934 unsigned char buf[3000];
5936 socklen_t fromlen = sizeof(lladdr);
5938 len = recvfrom(sock, buf, sizeof(buf), 0,
5939 (struct sockaddr *)&lladdr, &fromlen);
5941 wpa_printf(MSG_ERROR, "nl80211: EAPOL recv failed: %s",
5946 if (have_ifidx(drv, lladdr.sll_ifindex, IFIDX_ANY))
5947 drv_event_eapol_rx(drv->ctx, lladdr.sll_addr, buf, len);
5951 static int i802_check_bridge(struct wpa_driver_nl80211_data *drv,
5952 struct i802_bss *bss,
5953 const char *brname, const char *ifname)
5956 char in_br[IFNAMSIZ];
5958 os_strlcpy(bss->brname, brname, IFNAMSIZ);
5959 br_ifindex = if_nametoindex(brname);
5960 if (br_ifindex == 0) {
5962 * Bridge was configured, but the bridge device does
5963 * not exist. Try to add it now.
5965 if (linux_br_add(drv->global->ioctl_sock, brname) < 0) {
5966 wpa_printf(MSG_ERROR, "nl80211: Failed to add the "
5967 "bridge interface %s: %s",
5968 brname, strerror(errno));
5971 bss->added_bridge = 1;
5972 br_ifindex = if_nametoindex(brname);
5973 add_ifidx(drv, br_ifindex, drv->ifindex);
5975 bss->br_ifindex = br_ifindex;
5977 if (linux_br_get(in_br, ifname) == 0) {
5978 if (os_strcmp(in_br, brname) == 0)
5979 return 0; /* already in the bridge */
5981 wpa_printf(MSG_DEBUG, "nl80211: Removing interface %s from "
5982 "bridge %s", ifname, in_br);
5983 if (linux_br_del_if(drv->global->ioctl_sock, in_br, ifname) <
5985 wpa_printf(MSG_ERROR, "nl80211: Failed to "
5986 "remove interface %s from bridge "
5988 ifname, brname, strerror(errno));
5993 wpa_printf(MSG_DEBUG, "nl80211: Adding interface %s into bridge %s",
5995 if (linux_br_add_if(drv->global->ioctl_sock, brname, ifname) < 0) {
5996 wpa_printf(MSG_ERROR, "nl80211: Failed to add interface %s "
5997 "into bridge %s: %s",
5998 ifname, brname, strerror(errno));
6001 bss->added_if_into_bridge = 1;
6007 static void *i802_init(struct hostapd_data *hapd,
6008 struct wpa_init_params *params)
6010 struct wpa_driver_nl80211_data *drv;
6011 struct i802_bss *bss;
6013 char master_ifname[IFNAMSIZ];
6014 int ifindex, br_ifindex = 0;
6017 bss = wpa_driver_nl80211_drv_init(hapd, params->ifname,
6018 params->global_priv, 1,
6019 params->bssid, params->driver_params);
6025 if (linux_br_get(master_ifname, params->ifname) == 0) {
6026 wpa_printf(MSG_DEBUG, "nl80211: Interface %s is in bridge %s",
6027 params->ifname, master_ifname);
6028 br_ifindex = if_nametoindex(master_ifname);
6029 os_strlcpy(bss->brname, master_ifname, IFNAMSIZ);
6030 } else if ((params->num_bridge == 0 || !params->bridge[0]) &&
6031 linux_master_get(master_ifname, params->ifname) == 0) {
6032 wpa_printf(MSG_DEBUG, "nl80211: Interface %s is in master %s",
6033 params->ifname, master_ifname);
6034 /* start listening for EAPOL on the master interface */
6035 add_ifidx(drv, if_nametoindex(master_ifname), drv->ifindex);
6037 /* check if master itself is under bridge */
6038 if (linux_br_get(master_ifname, master_ifname) == 0) {
6039 wpa_printf(MSG_DEBUG, "nl80211: which is in bridge %s",
6041 br_ifindex = if_nametoindex(master_ifname);
6042 os_strlcpy(bss->brname, master_ifname, IFNAMSIZ);
6045 master_ifname[0] = '\0';
6048 bss->br_ifindex = br_ifindex;
6050 for (i = 0; i < params->num_bridge; i++) {
6051 if (params->bridge[i]) {
6052 ifindex = if_nametoindex(params->bridge[i]);
6054 add_ifidx(drv, ifindex, drv->ifindex);
6055 if (ifindex == br_ifindex)
6060 /* start listening for EAPOL on the default AP interface */
6061 add_ifidx(drv, drv->ifindex, IFIDX_ANY);
6063 if (params->num_bridge && params->bridge[0]) {
6064 if (i802_check_bridge(drv, bss, params->bridge[0],
6065 params->ifname) < 0)
6067 if (os_strcmp(params->bridge[0], master_ifname) != 0)
6071 if (!br_added && br_ifindex &&
6072 (params->num_bridge == 0 || !params->bridge[0]))
6073 add_ifidx(drv, br_ifindex, drv->ifindex);
6075 #ifdef CONFIG_LIBNL3_ROUTE
6076 if (bss->added_if_into_bridge) {
6077 drv->rtnl_sk = nl_socket_alloc();
6078 if (drv->rtnl_sk == NULL) {
6079 wpa_printf(MSG_ERROR, "nl80211: Failed to allocate nl_sock");
6083 if (nl_connect(drv->rtnl_sk, NETLINK_ROUTE)) {
6084 wpa_printf(MSG_ERROR, "nl80211: Failed to connect nl_sock to NETLINK_ROUTE: %s",
6089 #endif /* CONFIG_LIBNL3_ROUTE */
6091 drv->eapol_sock = socket(PF_PACKET, SOCK_DGRAM, htons(ETH_P_PAE));
6092 if (drv->eapol_sock < 0) {
6093 wpa_printf(MSG_ERROR, "nl80211: socket(PF_PACKET, SOCK_DGRAM, ETH_P_PAE) failed: %s",
6098 if (eloop_register_read_sock(drv->eapol_sock, handle_eapol, drv, NULL))
6100 wpa_printf(MSG_INFO, "nl80211: Could not register read socket for eapol");
6104 if (linux_get_ifhwaddr(drv->global->ioctl_sock, bss->ifname,
6107 os_memcpy(drv->perm_addr, params->own_addr, ETH_ALEN);
6109 memcpy(bss->addr, params->own_addr, ETH_ALEN);
6114 wpa_driver_nl80211_deinit(bss);
6119 static void i802_deinit(void *priv)
6121 struct i802_bss *bss = priv;
6122 wpa_driver_nl80211_deinit(bss);
6126 static enum nl80211_iftype wpa_driver_nl80211_if_type(
6127 enum wpa_driver_if_type type)
6130 case WPA_IF_STATION:
6131 return NL80211_IFTYPE_STATION;
6132 case WPA_IF_P2P_CLIENT:
6133 case WPA_IF_P2P_GROUP:
6134 return NL80211_IFTYPE_P2P_CLIENT;
6135 case WPA_IF_AP_VLAN:
6136 return NL80211_IFTYPE_AP_VLAN;
6138 return NL80211_IFTYPE_AP;
6140 return NL80211_IFTYPE_P2P_GO;
6141 case WPA_IF_P2P_DEVICE:
6142 return NL80211_IFTYPE_P2P_DEVICE;
6144 return NL80211_IFTYPE_MESH_POINT;
6151 static int nl80211_addr_in_use(struct nl80211_global *global, const u8 *addr)
6153 struct wpa_driver_nl80211_data *drv;
6154 dl_list_for_each(drv, &global->interfaces,
6155 struct wpa_driver_nl80211_data, list) {
6156 if (os_memcmp(addr, drv->first_bss->addr, ETH_ALEN) == 0)
6163 static int nl80211_vif_addr(struct wpa_driver_nl80211_data *drv, u8 *new_addr)
6170 os_memcpy(new_addr, drv->first_bss->addr, ETH_ALEN);
6171 for (idx = 0; idx < 64; idx++) {
6172 new_addr[0] = drv->first_bss->addr[0] | 0x02;
6173 new_addr[0] ^= idx << 2;
6174 if (!nl80211_addr_in_use(drv->global, new_addr))
6180 wpa_printf(MSG_DEBUG, "nl80211: Assigned new virtual interface address "
6181 MACSTR, MAC2STR(new_addr));
6190 u8 macaddr[ETH_ALEN];
6193 static int nl80211_wdev_handler(struct nl_msg *msg, void *arg)
6195 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
6196 struct nlattr *tb[NL80211_ATTR_MAX + 1];
6197 struct wdev_info *wi = arg;
6199 nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
6200 genlmsg_attrlen(gnlh, 0), NULL);
6201 if (tb[NL80211_ATTR_WDEV]) {
6202 wi->wdev_id = nla_get_u64(tb[NL80211_ATTR_WDEV]);
6203 wi->wdev_id_set = 1;
6206 if (tb[NL80211_ATTR_MAC])
6207 os_memcpy(wi->macaddr, nla_data(tb[NL80211_ATTR_MAC]),
6214 static int wpa_driver_nl80211_if_add(void *priv, enum wpa_driver_if_type type,
6215 const char *ifname, const u8 *addr,
6216 void *bss_ctx, void **drv_priv,
6217 char *force_ifname, u8 *if_addr,
6218 const char *bridge, int use_existing,
6221 enum nl80211_iftype nlmode;
6222 struct i802_bss *bss = priv;
6223 struct wpa_driver_nl80211_data *drv = bss->drv;
6228 os_memcpy(if_addr, addr, ETH_ALEN);
6229 nlmode = wpa_driver_nl80211_if_type(type);
6230 if (nlmode == NL80211_IFTYPE_P2P_DEVICE) {
6231 struct wdev_info p2pdev_info;
6233 os_memset(&p2pdev_info, 0, sizeof(p2pdev_info));
6234 ifidx = nl80211_create_iface(drv, ifname, nlmode, addr,
6235 0, nl80211_wdev_handler,
6236 &p2pdev_info, use_existing);
6237 if (!p2pdev_info.wdev_id_set || ifidx != 0) {
6238 wpa_printf(MSG_ERROR, "nl80211: Failed to create a P2P Device interface %s",
6243 drv->global->if_add_wdevid = p2pdev_info.wdev_id;
6244 drv->global->if_add_wdevid_set = p2pdev_info.wdev_id_set;
6245 if (!is_zero_ether_addr(p2pdev_info.macaddr))
6246 os_memcpy(if_addr, p2pdev_info.macaddr, ETH_ALEN);
6247 wpa_printf(MSG_DEBUG, "nl80211: New P2P Device interface %s (0x%llx) created",
6249 (long long unsigned int) p2pdev_info.wdev_id);
6251 ifidx = nl80211_create_iface(drv, ifname, nlmode, addr,
6252 0, NULL, NULL, use_existing);
6253 if (use_existing && ifidx == -ENFILE) {
6255 ifidx = if_nametoindex(ifname);
6256 } else if (ifidx < 0) {
6262 if (nlmode == NL80211_IFTYPE_P2P_DEVICE)
6263 os_memcpy(if_addr, bss->addr, ETH_ALEN);
6264 else if (linux_get_ifhwaddr(drv->global->ioctl_sock,
6265 ifname, if_addr) < 0) {
6267 nl80211_remove_iface(drv, ifidx);
6273 (type == WPA_IF_P2P_CLIENT || type == WPA_IF_P2P_GROUP ||
6274 type == WPA_IF_P2P_GO || type == WPA_IF_MESH ||
6275 type == WPA_IF_STATION)) {
6276 /* Enforce unique address */
6277 u8 new_addr[ETH_ALEN];
6279 if (linux_get_ifhwaddr(drv->global->ioctl_sock, ifname,
6282 nl80211_remove_iface(drv, ifidx);
6285 if (nl80211_addr_in_use(drv->global, new_addr)) {
6286 wpa_printf(MSG_DEBUG, "nl80211: Allocate new address "
6287 "for interface %s type %d", ifname, type);
6288 if (nl80211_vif_addr(drv, new_addr) < 0) {
6290 nl80211_remove_iface(drv, ifidx);
6293 if (linux_set_ifhwaddr(drv->global->ioctl_sock, ifname,
6296 nl80211_remove_iface(drv, ifidx);
6300 os_memcpy(if_addr, new_addr, ETH_ALEN);
6303 if (type == WPA_IF_AP_BSS && setup_ap) {
6304 struct i802_bss *new_bss = os_zalloc(sizeof(*new_bss));
6305 if (new_bss == NULL) {
6307 nl80211_remove_iface(drv, ifidx);
6312 i802_check_bridge(drv, new_bss, bridge, ifname) < 0) {
6313 wpa_printf(MSG_ERROR, "nl80211: Failed to add the new "
6314 "interface %s to a bridge %s",
6317 nl80211_remove_iface(drv, ifidx);
6322 if (linux_set_iface_flags(drv->global->ioctl_sock, ifname, 1))
6325 nl80211_remove_iface(drv, ifidx);
6329 os_strlcpy(new_bss->ifname, ifname, IFNAMSIZ);
6330 os_memcpy(new_bss->addr, if_addr, ETH_ALEN);
6331 new_bss->ifindex = ifidx;
6333 new_bss->next = drv->first_bss->next;
6334 new_bss->freq = drv->first_bss->freq;
6335 new_bss->ctx = bss_ctx;
6336 new_bss->added_if = added;
6337 drv->first_bss->next = new_bss;
6339 *drv_priv = new_bss;
6340 nl80211_init_bss(new_bss);
6342 /* Subscribe management frames for this WPA_IF_AP_BSS */
6343 if (nl80211_setup_ap(new_bss))
6348 drv->global->if_add_ifindex = ifidx;
6351 * Some virtual interfaces need to process EAPOL packets and events on
6352 * the parent interface. This is used mainly with hostapd.
6356 nlmode == NL80211_IFTYPE_AP_VLAN ||
6357 nlmode == NL80211_IFTYPE_WDS ||
6358 nlmode == NL80211_IFTYPE_MONITOR))
6359 add_ifidx(drv, ifidx, IFIDX_ANY);
6365 static int wpa_driver_nl80211_if_remove(struct i802_bss *bss,
6366 enum wpa_driver_if_type type,
6369 struct wpa_driver_nl80211_data *drv = bss->drv;
6370 int ifindex = if_nametoindex(ifname);
6372 wpa_printf(MSG_DEBUG, "nl80211: %s(type=%d ifname=%s) ifindex=%d added_if=%d",
6373 __func__, type, ifname, ifindex, bss->added_if);
6374 if (ifindex > 0 && (bss->added_if || bss->ifindex != ifindex))
6375 nl80211_remove_iface(drv, ifindex);
6376 else if (ifindex > 0 && !bss->added_if) {
6377 struct wpa_driver_nl80211_data *drv2;
6378 dl_list_for_each(drv2, &drv->global->interfaces,
6379 struct wpa_driver_nl80211_data, list) {
6380 del_ifidx(drv2, ifindex, IFIDX_ANY);
6381 del_ifidx(drv2, IFIDX_ANY, ifindex);
6385 if (type != WPA_IF_AP_BSS)
6388 if (bss->added_if_into_bridge) {
6389 if (linux_br_del_if(drv->global->ioctl_sock, bss->brname,
6391 wpa_printf(MSG_INFO, "nl80211: Failed to remove "
6392 "interface %s from bridge %s: %s",
6393 bss->ifname, bss->brname, strerror(errno));
6395 if (bss->added_bridge) {
6396 if (linux_br_del(drv->global->ioctl_sock, bss->brname) < 0)
6397 wpa_printf(MSG_INFO, "nl80211: Failed to remove "
6399 bss->brname, strerror(errno));
6402 if (bss != drv->first_bss) {
6403 struct i802_bss *tbss;
6405 wpa_printf(MSG_DEBUG, "nl80211: Not the first BSS - remove it");
6406 for (tbss = drv->first_bss; tbss; tbss = tbss->next) {
6407 if (tbss->next == bss) {
6408 tbss->next = bss->next;
6409 /* Unsubscribe management frames */
6410 nl80211_teardown_ap(bss);
6411 nl80211_destroy_bss(bss);
6413 i802_set_iface_flags(bss, 0);
6420 wpa_printf(MSG_INFO, "nl80211: %s - could not find "
6421 "BSS %p in the list", __func__, bss);
6423 wpa_printf(MSG_DEBUG, "nl80211: First BSS - reassign context");
6424 nl80211_teardown_ap(bss);
6425 if (!bss->added_if && !drv->first_bss->next)
6426 wpa_driver_nl80211_del_beacon(drv);
6427 nl80211_destroy_bss(bss);
6429 i802_set_iface_flags(bss, 0);
6430 if (drv->first_bss->next) {
6431 drv->first_bss = drv->first_bss->next;
6432 drv->ctx = drv->first_bss->ctx;
6435 wpa_printf(MSG_DEBUG, "nl80211: No second BSS to reassign context to");
6443 static int cookie_handler(struct nl_msg *msg, void *arg)
6445 struct nlattr *tb[NL80211_ATTR_MAX + 1];
6446 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
6448 nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
6449 genlmsg_attrlen(gnlh, 0), NULL);
6450 if (tb[NL80211_ATTR_COOKIE])
6451 *cookie = nla_get_u64(tb[NL80211_ATTR_COOKIE]);
6456 static int nl80211_send_frame_cmd(struct i802_bss *bss,
6457 unsigned int freq, unsigned int wait,
6458 const u8 *buf, size_t buf_len,
6459 u64 *cookie_out, int no_cck, int no_ack,
6460 int offchanok, const u16 *csa_offs,
6461 size_t csa_offs_len)
6463 struct wpa_driver_nl80211_data *drv = bss->drv;
6468 wpa_printf(MSG_MSGDUMP, "nl80211: CMD_FRAME freq=%u wait=%u no_cck=%d "
6469 "no_ack=%d offchanok=%d",
6470 freq, wait, no_cck, no_ack, offchanok);
6471 wpa_hexdump(MSG_MSGDUMP, "CMD_FRAME", buf, buf_len);
6473 if (!(msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_FRAME)) ||
6474 (freq && nla_put_u32(msg, NL80211_ATTR_WIPHY_FREQ, freq)) ||
6475 (wait && nla_put_u32(msg, NL80211_ATTR_DURATION, wait)) ||
6476 (offchanok && ((drv->capa.flags & WPA_DRIVER_FLAGS_OFFCHANNEL_TX) ||
6477 drv->test_use_roc_tx) &&
6478 nla_put_flag(msg, NL80211_ATTR_OFFCHANNEL_TX_OK)) ||
6479 (no_cck && nla_put_flag(msg, NL80211_ATTR_TX_NO_CCK_RATE)) ||
6480 (no_ack && nla_put_flag(msg, NL80211_ATTR_DONT_WAIT_FOR_ACK)) ||
6481 (csa_offs && nla_put(msg, NL80211_ATTR_CSA_C_OFFSETS_TX,
6482 csa_offs_len * sizeof(u16), csa_offs)) ||
6483 nla_put(msg, NL80211_ATTR_FRAME, buf_len, buf))
6487 ret = send_and_recv_msgs(drv, msg, cookie_handler, &cookie);
6490 wpa_printf(MSG_DEBUG, "nl80211: Frame command failed: ret=%d "
6491 "(%s) (freq=%u wait=%u)", ret, strerror(-ret),
6494 wpa_printf(MSG_MSGDUMP, "nl80211: Frame TX command accepted%s; "
6495 "cookie 0x%llx", no_ack ? " (no ACK)" : "",
6496 (long long unsigned int) cookie);
6499 *cookie_out = no_ack ? (u64) -1 : cookie;
6501 if (drv->num_send_action_cookies == MAX_SEND_ACTION_COOKIES) {
6502 wpa_printf(MSG_DEBUG,
6503 "nl80211: Drop oldest pending send action cookie 0x%llx",
6504 (long long unsigned int)
6505 drv->send_action_cookies[0]);
6506 os_memmove(&drv->send_action_cookies[0],
6507 &drv->send_action_cookies[1],
6508 (MAX_SEND_ACTION_COOKIES - 1) *
6510 drv->num_send_action_cookies--;
6512 drv->send_action_cookies[drv->num_send_action_cookies] = cookie;
6513 drv->num_send_action_cookies++;
6522 static int wpa_driver_nl80211_send_action(struct i802_bss *bss,
6524 unsigned int wait_time,
6525 const u8 *dst, const u8 *src,
6527 const u8 *data, size_t data_len,
6530 struct wpa_driver_nl80211_data *drv = bss->drv;
6533 struct ieee80211_hdr *hdr;
6535 wpa_printf(MSG_DEBUG, "nl80211: Send Action frame (ifindex=%d, "
6536 "freq=%u MHz wait=%d ms no_cck=%d)",
6537 drv->ifindex, freq, wait_time, no_cck);
6539 buf = os_zalloc(24 + data_len);
6542 os_memcpy(buf + 24, data, data_len);
6543 hdr = (struct ieee80211_hdr *) buf;
6544 hdr->frame_control =
6545 IEEE80211_FC(WLAN_FC_TYPE_MGMT, WLAN_FC_STYPE_ACTION);
6546 os_memcpy(hdr->addr1, dst, ETH_ALEN);
6547 os_memcpy(hdr->addr2, src, ETH_ALEN);
6548 os_memcpy(hdr->addr3, bssid, ETH_ALEN);
6550 if (is_ap_interface(drv->nlmode) &&
6551 (!(drv->capa.flags & WPA_DRIVER_FLAGS_OFFCHANNEL_TX) ||
6552 (int) freq == bss->freq || drv->device_ap_sme ||
6554 ret = wpa_driver_nl80211_send_mlme(bss, buf, 24 + data_len,
6556 wait_time, NULL, 0);
6558 ret = nl80211_send_frame_cmd(bss, freq, wait_time, buf,
6560 &drv->send_action_cookie,
6561 no_cck, 0, 1, NULL, 0);
6568 static void nl80211_frame_wait_cancel(struct i802_bss *bss, u64 cookie)
6570 struct wpa_driver_nl80211_data *drv = bss->drv;
6574 wpa_printf(MSG_DEBUG, "nl80211: Cancel TX frame wait: cookie=0x%llx",
6575 (long long unsigned int) cookie);
6576 if (!(msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_FRAME_WAIT_CANCEL)) ||
6577 nla_put_u64(msg, NL80211_ATTR_COOKIE, cookie)) {
6582 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
6584 wpa_printf(MSG_DEBUG, "nl80211: wait cancel failed: ret=%d "
6585 "(%s)", ret, strerror(-ret));
6589 static void wpa_driver_nl80211_send_action_cancel_wait(void *priv)
6591 struct i802_bss *bss = priv;
6592 struct wpa_driver_nl80211_data *drv = bss->drv;
6596 /* Cancel the last pending TX cookie */
6597 nl80211_frame_wait_cancel(bss, drv->send_action_cookie);
6600 * Cancel the other pending TX cookies, if any. This is needed since
6601 * the driver may keep a list of all pending offchannel TX operations
6602 * and free up the radio only once they have expired or cancelled.
6604 for (i = drv->num_send_action_cookies; i > 0; i--) {
6605 cookie = drv->send_action_cookies[i - 1];
6606 if (cookie != drv->send_action_cookie)
6607 nl80211_frame_wait_cancel(bss, cookie);
6609 drv->num_send_action_cookies = 0;
6613 static int wpa_driver_nl80211_remain_on_channel(void *priv, unsigned int freq,
6614 unsigned int duration)
6616 struct i802_bss *bss = priv;
6617 struct wpa_driver_nl80211_data *drv = bss->drv;
6622 if (!(msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_REMAIN_ON_CHANNEL)) ||
6623 nla_put_u32(msg, NL80211_ATTR_WIPHY_FREQ, freq) ||
6624 nla_put_u32(msg, NL80211_ATTR_DURATION, duration)) {
6630 ret = send_and_recv_msgs(drv, msg, cookie_handler, &cookie);
6632 wpa_printf(MSG_DEBUG, "nl80211: Remain-on-channel cookie "
6633 "0x%llx for freq=%u MHz duration=%u",
6634 (long long unsigned int) cookie, freq, duration);
6635 drv->remain_on_chan_cookie = cookie;
6636 drv->pending_remain_on_chan = 1;
6639 wpa_printf(MSG_DEBUG, "nl80211: Failed to request remain-on-channel "
6640 "(freq=%d duration=%u): %d (%s)",
6641 freq, duration, ret, strerror(-ret));
6646 static int wpa_driver_nl80211_cancel_remain_on_channel(void *priv)
6648 struct i802_bss *bss = priv;
6649 struct wpa_driver_nl80211_data *drv = bss->drv;
6653 if (!drv->pending_remain_on_chan) {
6654 wpa_printf(MSG_DEBUG, "nl80211: No pending remain-on-channel "
6659 wpa_printf(MSG_DEBUG, "nl80211: Cancel remain-on-channel with cookie "
6661 (long long unsigned int) drv->remain_on_chan_cookie);
6663 msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_CANCEL_REMAIN_ON_CHANNEL);
6665 nla_put_u64(msg, NL80211_ATTR_COOKIE, drv->remain_on_chan_cookie)) {
6670 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
6673 wpa_printf(MSG_DEBUG, "nl80211: Failed to cancel remain-on-channel: "
6674 "%d (%s)", ret, strerror(-ret));
6679 static int wpa_driver_nl80211_probe_req_report(struct i802_bss *bss, int report)
6681 struct wpa_driver_nl80211_data *drv = bss->drv;
6684 if (bss->nl_preq && drv->device_ap_sme &&
6685 is_ap_interface(drv->nlmode) && !bss->in_deinit &&
6688 * Do not disable Probe Request reporting that was
6689 * enabled in nl80211_setup_ap().
6691 wpa_printf(MSG_DEBUG, "nl80211: Skip disabling of "
6692 "Probe Request reporting nl_preq=%p while "
6693 "in AP mode", bss->nl_preq);
6694 } else if (bss->nl_preq) {
6695 wpa_printf(MSG_DEBUG, "nl80211: Disable Probe Request "
6696 "reporting nl_preq=%p", bss->nl_preq);
6697 nl80211_destroy_eloop_handle(&bss->nl_preq);
6703 wpa_printf(MSG_DEBUG, "nl80211: Probe Request reporting "
6704 "already on! nl_preq=%p", bss->nl_preq);
6708 bss->nl_preq = nl_create_handle(drv->global->nl_cb, "preq");
6709 if (bss->nl_preq == NULL)
6711 wpa_printf(MSG_DEBUG, "nl80211: Enable Probe Request "
6712 "reporting nl_preq=%p", bss->nl_preq);
6714 if (nl80211_register_frame(bss, bss->nl_preq,
6715 (WLAN_FC_TYPE_MGMT << 2) |
6716 (WLAN_FC_STYPE_PROBE_REQ << 4),
6720 nl80211_register_eloop_read(&bss->nl_preq,
6721 wpa_driver_nl80211_event_receive,
6727 nl_destroy_handles(&bss->nl_preq);
6732 static int nl80211_disable_11b_rates(struct wpa_driver_nl80211_data *drv,
6733 int ifindex, int disabled)
6736 struct nlattr *bands, *band;
6739 wpa_printf(MSG_DEBUG,
6740 "nl80211: NL80211_CMD_SET_TX_BITRATE_MASK (ifindex=%d %s)",
6741 ifindex, disabled ? "NL80211_TXRATE_LEGACY=OFDM-only" :
6742 "no NL80211_TXRATE_LEGACY constraint");
6744 msg = nl80211_ifindex_msg(drv, ifindex, 0,
6745 NL80211_CMD_SET_TX_BITRATE_MASK);
6749 bands = nla_nest_start(msg, NL80211_ATTR_TX_RATES);
6754 * Disable 2 GHz rates 1, 2, 5.5, 11 Mbps by masking out everything
6755 * else apart from 6, 9, 12, 18, 24, 36, 48, 54 Mbps from non-MCS
6756 * rates. All 5 GHz rates are left enabled.
6758 band = nla_nest_start(msg, NL80211_BAND_2GHZ);
6760 (disabled && nla_put(msg, NL80211_TXRATE_LEGACY, 8,
6761 "\x0c\x12\x18\x24\x30\x48\x60\x6c")))
6763 nla_nest_end(msg, band);
6765 nla_nest_end(msg, bands);
6767 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
6769 wpa_printf(MSG_DEBUG, "nl80211: Set TX rates failed: ret=%d "
6770 "(%s)", ret, strerror(-ret));
6772 drv->disabled_11b_rates = disabled;
6782 static int wpa_driver_nl80211_deinit_ap(void *priv)
6784 struct i802_bss *bss = priv;
6785 struct wpa_driver_nl80211_data *drv = bss->drv;
6786 if (!is_ap_interface(drv->nlmode))
6788 wpa_driver_nl80211_del_beacon(drv);
6789 bss->beacon_set = 0;
6792 * If the P2P GO interface was dynamically added, then it is
6793 * possible that the interface change to station is not possible.
6795 if (drv->nlmode == NL80211_IFTYPE_P2P_GO && bss->if_dynamic)
6798 return wpa_driver_nl80211_set_mode(priv, NL80211_IFTYPE_STATION);
6802 static int wpa_driver_nl80211_stop_ap(void *priv)
6804 struct i802_bss *bss = priv;
6805 struct wpa_driver_nl80211_data *drv = bss->drv;
6806 if (!is_ap_interface(drv->nlmode))
6808 wpa_driver_nl80211_del_beacon(drv);
6809 bss->beacon_set = 0;
6814 static int wpa_driver_nl80211_deinit_p2p_cli(void *priv)
6816 struct i802_bss *bss = priv;
6817 struct wpa_driver_nl80211_data *drv = bss->drv;
6818 if (drv->nlmode != NL80211_IFTYPE_P2P_CLIENT)
6822 * If the P2P Client interface was dynamically added, then it is
6823 * possible that the interface change to station is not possible.
6825 if (bss->if_dynamic)
6828 return wpa_driver_nl80211_set_mode(priv, NL80211_IFTYPE_STATION);
6832 static void wpa_driver_nl80211_resume(void *priv)
6834 struct i802_bss *bss = priv;
6835 enum nl80211_iftype nlmode = nl80211_get_ifmode(bss);
6837 if (i802_set_iface_flags(bss, 1))
6838 wpa_printf(MSG_DEBUG, "nl80211: Failed to set interface up on resume event");
6840 if (is_p2p_net_interface(nlmode))
6841 nl80211_disable_11b_rates(bss->drv, bss->drv->ifindex, 1);
6845 static int nl80211_signal_monitor(void *priv, int threshold, int hysteresis)
6847 struct i802_bss *bss = priv;
6848 struct wpa_driver_nl80211_data *drv = bss->drv;
6852 wpa_printf(MSG_DEBUG, "nl80211: Signal monitor threshold=%d "
6853 "hysteresis=%d", threshold, hysteresis);
6855 if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_SET_CQM)) ||
6856 !(cqm = nla_nest_start(msg, NL80211_ATTR_CQM)) ||
6857 nla_put_u32(msg, NL80211_ATTR_CQM_RSSI_THOLD, threshold) ||
6858 nla_put_u32(msg, NL80211_ATTR_CQM_RSSI_HYST, hysteresis)) {
6862 nla_nest_end(msg, cqm);
6864 return send_and_recv_msgs(drv, msg, NULL, NULL);
6868 static int get_channel_width(struct nl_msg *msg, void *arg)
6870 struct nlattr *tb[NL80211_ATTR_MAX + 1];
6871 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
6872 struct wpa_signal_info *sig_change = arg;
6874 nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
6875 genlmsg_attrlen(gnlh, 0), NULL);
6877 sig_change->center_frq1 = -1;
6878 sig_change->center_frq2 = -1;
6879 sig_change->chanwidth = CHAN_WIDTH_UNKNOWN;
6881 if (tb[NL80211_ATTR_CHANNEL_WIDTH]) {
6882 sig_change->chanwidth = convert2width(
6883 nla_get_u32(tb[NL80211_ATTR_CHANNEL_WIDTH]));
6884 if (tb[NL80211_ATTR_CENTER_FREQ1])
6885 sig_change->center_frq1 =
6886 nla_get_u32(tb[NL80211_ATTR_CENTER_FREQ1]);
6887 if (tb[NL80211_ATTR_CENTER_FREQ2])
6888 sig_change->center_frq2 =
6889 nla_get_u32(tb[NL80211_ATTR_CENTER_FREQ2]);
6896 static int nl80211_get_channel_width(struct wpa_driver_nl80211_data *drv,
6897 struct wpa_signal_info *sig)
6901 msg = nl80211_drv_msg(drv, 0, NL80211_CMD_GET_INTERFACE);
6902 return send_and_recv_msgs(drv, msg, get_channel_width, sig);
6906 static int nl80211_signal_poll(void *priv, struct wpa_signal_info *si)
6908 struct i802_bss *bss = priv;
6909 struct wpa_driver_nl80211_data *drv = bss->drv;
6912 os_memset(si, 0, sizeof(*si));
6913 res = nl80211_get_link_signal(drv, si);
6915 if (drv->nlmode != NL80211_IFTYPE_ADHOC &&
6916 drv->nlmode != NL80211_IFTYPE_MESH_POINT)
6918 si->current_signal = 0;
6921 res = nl80211_get_channel_width(drv, si);
6925 return nl80211_get_link_noise(drv, si);
6929 static int nl80211_send_frame(void *priv, const u8 *data, size_t data_len,
6932 struct i802_bss *bss = priv;
6933 return wpa_driver_nl80211_send_frame(bss, data, data_len, encrypt, 0,
6934 0, 0, 0, 0, NULL, 0);
6938 static int nl80211_set_param(void *priv, const char *param)
6942 wpa_printf(MSG_DEBUG, "nl80211: driver param='%s'", param);
6945 if (os_strstr(param, "use_p2p_group_interface=1")) {
6946 struct i802_bss *bss = priv;
6947 struct wpa_driver_nl80211_data *drv = bss->drv;
6949 wpa_printf(MSG_DEBUG, "nl80211: Use separate P2P group "
6951 drv->capa.flags |= WPA_DRIVER_FLAGS_P2P_CONCURRENT;
6952 drv->capa.flags |= WPA_DRIVER_FLAGS_P2P_MGMT_AND_NON_P2P;
6954 #endif /* CONFIG_P2P */
6956 if (os_strstr(param, "use_monitor=1")) {
6957 struct i802_bss *bss = priv;
6958 struct wpa_driver_nl80211_data *drv = bss->drv;
6959 drv->use_monitor = 1;
6962 if (os_strstr(param, "force_connect_cmd=1")) {
6963 struct i802_bss *bss = priv;
6964 struct wpa_driver_nl80211_data *drv = bss->drv;
6965 drv->capa.flags &= ~WPA_DRIVER_FLAGS_SME;
6966 drv->force_connect_cmd = 1;
6969 if (os_strstr(param, "no_offchannel_tx=1")) {
6970 struct i802_bss *bss = priv;
6971 struct wpa_driver_nl80211_data *drv = bss->drv;
6972 drv->capa.flags &= ~WPA_DRIVER_FLAGS_OFFCHANNEL_TX;
6973 drv->test_use_roc_tx = 1;
6980 static void * nl80211_global_init(void *ctx)
6982 struct nl80211_global *global;
6983 struct netlink_config *cfg;
6985 global = os_zalloc(sizeof(*global));
6989 global->ioctl_sock = -1;
6990 dl_list_init(&global->interfaces);
6991 global->if_add_ifindex = -1;
6993 cfg = os_zalloc(sizeof(*cfg));
6998 cfg->newlink_cb = wpa_driver_nl80211_event_rtm_newlink;
6999 cfg->dellink_cb = wpa_driver_nl80211_event_rtm_dellink;
7000 global->netlink = netlink_init(cfg);
7001 if (global->netlink == NULL) {
7006 if (wpa_driver_nl80211_init_nl_global(global) < 0)
7009 global->ioctl_sock = socket(PF_INET, SOCK_DGRAM, 0);
7010 if (global->ioctl_sock < 0) {
7011 wpa_printf(MSG_ERROR, "nl80211: socket(PF_INET,SOCK_DGRAM) failed: %s",
7019 nl80211_global_deinit(global);
7024 static void nl80211_global_deinit(void *priv)
7026 struct nl80211_global *global = priv;
7029 if (!dl_list_empty(&global->interfaces)) {
7030 wpa_printf(MSG_ERROR, "nl80211: %u interface(s) remain at "
7031 "nl80211_global_deinit",
7032 dl_list_len(&global->interfaces));
7035 if (global->netlink)
7036 netlink_deinit(global->netlink);
7038 nl_destroy_handles(&global->nl);
7040 if (global->nl_event)
7041 nl80211_destroy_eloop_handle(&global->nl_event);
7043 nl_cb_put(global->nl_cb);
7045 if (global->ioctl_sock >= 0)
7046 close(global->ioctl_sock);
7052 static const char * nl80211_get_radio_name(void *priv)
7054 struct i802_bss *bss = priv;
7055 struct wpa_driver_nl80211_data *drv = bss->drv;
7056 return drv->phyname;
7060 static int nl80211_pmkid(struct i802_bss *bss, int cmd, const u8 *bssid,
7065 if (!(msg = nl80211_bss_msg(bss, 0, cmd)) ||
7066 (pmkid && nla_put(msg, NL80211_ATTR_PMKID, 16, pmkid)) ||
7067 (bssid && nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, bssid))) {
7072 return send_and_recv_msgs(bss->drv, msg, NULL, NULL);
7076 static int nl80211_add_pmkid(void *priv, const u8 *bssid, const u8 *pmkid)
7078 struct i802_bss *bss = priv;
7079 wpa_printf(MSG_DEBUG, "nl80211: Add PMKID for " MACSTR, MAC2STR(bssid));
7080 return nl80211_pmkid(bss, NL80211_CMD_SET_PMKSA, bssid, pmkid);
7084 static int nl80211_remove_pmkid(void *priv, const u8 *bssid, const u8 *pmkid)
7086 struct i802_bss *bss = priv;
7087 wpa_printf(MSG_DEBUG, "nl80211: Delete PMKID for " MACSTR,
7089 return nl80211_pmkid(bss, NL80211_CMD_DEL_PMKSA, bssid, pmkid);
7093 static int nl80211_flush_pmkid(void *priv)
7095 struct i802_bss *bss = priv;
7096 wpa_printf(MSG_DEBUG, "nl80211: Flush PMKIDs");
7097 return nl80211_pmkid(bss, NL80211_CMD_FLUSH_PMKSA, NULL, NULL);
7101 static void clean_survey_results(struct survey_results *survey_results)
7103 struct freq_survey *survey, *tmp;
7105 if (dl_list_empty(&survey_results->survey_list))
7108 dl_list_for_each_safe(survey, tmp, &survey_results->survey_list,
7109 struct freq_survey, list) {
7110 dl_list_del(&survey->list);
7116 static void add_survey(struct nlattr **sinfo, u32 ifidx,
7117 struct dl_list *survey_list)
7119 struct freq_survey *survey;
7121 survey = os_zalloc(sizeof(struct freq_survey));
7125 survey->ifidx = ifidx;
7126 survey->freq = nla_get_u32(sinfo[NL80211_SURVEY_INFO_FREQUENCY]);
7129 if (sinfo[NL80211_SURVEY_INFO_NOISE]) {
7130 survey->nf = (int8_t)
7131 nla_get_u8(sinfo[NL80211_SURVEY_INFO_NOISE]);
7132 survey->filled |= SURVEY_HAS_NF;
7135 if (sinfo[NL80211_SURVEY_INFO_CHANNEL_TIME]) {
7136 survey->channel_time =
7137 nla_get_u64(sinfo[NL80211_SURVEY_INFO_CHANNEL_TIME]);
7138 survey->filled |= SURVEY_HAS_CHAN_TIME;
7141 if (sinfo[NL80211_SURVEY_INFO_CHANNEL_TIME_BUSY]) {
7142 survey->channel_time_busy =
7143 nla_get_u64(sinfo[NL80211_SURVEY_INFO_CHANNEL_TIME_BUSY]);
7144 survey->filled |= SURVEY_HAS_CHAN_TIME_BUSY;
7147 if (sinfo[NL80211_SURVEY_INFO_CHANNEL_TIME_RX]) {
7148 survey->channel_time_rx =
7149 nla_get_u64(sinfo[NL80211_SURVEY_INFO_CHANNEL_TIME_RX]);
7150 survey->filled |= SURVEY_HAS_CHAN_TIME_RX;
7153 if (sinfo[NL80211_SURVEY_INFO_CHANNEL_TIME_TX]) {
7154 survey->channel_time_tx =
7155 nla_get_u64(sinfo[NL80211_SURVEY_INFO_CHANNEL_TIME_TX]);
7156 survey->filled |= SURVEY_HAS_CHAN_TIME_TX;
7159 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)",
7162 (unsigned long int) survey->channel_time,
7163 (unsigned long int) survey->channel_time_busy,
7164 (unsigned long int) survey->channel_time_tx,
7165 (unsigned long int) survey->channel_time_rx,
7168 dl_list_add_tail(survey_list, &survey->list);
7172 static int check_survey_ok(struct nlattr **sinfo, u32 surveyed_freq,
7173 unsigned int freq_filter)
7178 return freq_filter == surveyed_freq;
7182 static int survey_handler(struct nl_msg *msg, void *arg)
7184 struct nlattr *tb[NL80211_ATTR_MAX + 1];
7185 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
7186 struct nlattr *sinfo[NL80211_SURVEY_INFO_MAX + 1];
7187 struct survey_results *survey_results;
7188 u32 surveyed_freq = 0;
7191 static struct nla_policy survey_policy[NL80211_SURVEY_INFO_MAX + 1] = {
7192 [NL80211_SURVEY_INFO_FREQUENCY] = { .type = NLA_U32 },
7193 [NL80211_SURVEY_INFO_NOISE] = { .type = NLA_U8 },
7196 survey_results = (struct survey_results *) arg;
7198 nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
7199 genlmsg_attrlen(gnlh, 0), NULL);
7201 if (!tb[NL80211_ATTR_IFINDEX])
7204 ifidx = nla_get_u32(tb[NL80211_ATTR_IFINDEX]);
7206 if (!tb[NL80211_ATTR_SURVEY_INFO])
7209 if (nla_parse_nested(sinfo, NL80211_SURVEY_INFO_MAX,
7210 tb[NL80211_ATTR_SURVEY_INFO],
7214 if (!sinfo[NL80211_SURVEY_INFO_FREQUENCY]) {
7215 wpa_printf(MSG_ERROR, "nl80211: Invalid survey data");
7219 surveyed_freq = nla_get_u32(sinfo[NL80211_SURVEY_INFO_FREQUENCY]);
7221 if (!check_survey_ok(sinfo, surveyed_freq,
7222 survey_results->freq_filter))
7225 if (survey_results->freq_filter &&
7226 survey_results->freq_filter != surveyed_freq) {
7227 wpa_printf(MSG_EXCESSIVE, "nl80211: Ignoring survey data for freq %d MHz",
7232 add_survey(sinfo, ifidx, &survey_results->survey_list);
7238 static int wpa_driver_nl80211_get_survey(void *priv, unsigned int freq)
7240 struct i802_bss *bss = priv;
7241 struct wpa_driver_nl80211_data *drv = bss->drv;
7244 union wpa_event_data data;
7245 struct survey_results *survey_results;
7247 os_memset(&data, 0, sizeof(data));
7248 survey_results = &data.survey_results;
7250 dl_list_init(&survey_results->survey_list);
7252 msg = nl80211_drv_msg(drv, NLM_F_DUMP, NL80211_CMD_GET_SURVEY);
7257 data.survey_results.freq_filter = freq;
7260 wpa_printf(MSG_DEBUG, "nl80211: Fetch survey data");
7261 err = send_and_recv_msgs(drv, msg, survey_handler,
7266 wpa_printf(MSG_ERROR, "nl80211: Failed to process survey data");
7268 wpa_supplicant_event(drv->ctx, EVENT_SURVEY, &data);
7270 clean_survey_results(survey_results);
7275 static void nl80211_set_rekey_info(void *priv, const u8 *kek, size_t kek_len,
7276 const u8 *kck, size_t kck_len,
7277 const u8 *replay_ctr)
7279 struct i802_bss *bss = priv;
7280 struct wpa_driver_nl80211_data *drv = bss->drv;
7281 struct nlattr *replay_nested;
7285 if (!drv->set_rekey_offload)
7288 wpa_printf(MSG_DEBUG, "nl80211: Set rekey offload");
7289 if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_SET_REKEY_OFFLOAD)) ||
7290 !(replay_nested = nla_nest_start(msg, NL80211_ATTR_REKEY_DATA)) ||
7291 nla_put(msg, NL80211_REKEY_DATA_KEK, kek_len, kek) ||
7292 nla_put(msg, NL80211_REKEY_DATA_KCK, kck_len, kck) ||
7293 nla_put(msg, NL80211_REKEY_DATA_REPLAY_CTR, NL80211_REPLAY_CTR_LEN,
7295 nl80211_nlmsg_clear(msg);
7300 nla_nest_end(msg, replay_nested);
7302 ret = send_and_recv_msgs(drv, msg, NULL, (void *) -1);
7303 if (ret == -EOPNOTSUPP) {
7304 wpa_printf(MSG_DEBUG,
7305 "nl80211: Driver does not support rekey offload");
7306 drv->set_rekey_offload = 0;
7311 static void nl80211_send_null_frame(struct i802_bss *bss, const u8 *own_addr,
7312 const u8 *addr, int qos)
7314 /* send data frame to poll STA and check whether
7315 * this frame is ACKed */
7317 struct ieee80211_hdr hdr;
7319 } STRUCT_PACKED nulldata;
7322 /* Send data frame to poll STA and check whether this frame is ACKed */
7324 os_memset(&nulldata, 0, sizeof(nulldata));
7327 nulldata.hdr.frame_control =
7328 IEEE80211_FC(WLAN_FC_TYPE_DATA,
7329 WLAN_FC_STYPE_QOS_NULL);
7330 size = sizeof(nulldata);
7332 nulldata.hdr.frame_control =
7333 IEEE80211_FC(WLAN_FC_TYPE_DATA,
7334 WLAN_FC_STYPE_NULLFUNC);
7335 size = sizeof(struct ieee80211_hdr);
7338 nulldata.hdr.frame_control |= host_to_le16(WLAN_FC_FROMDS);
7339 os_memcpy(nulldata.hdr.IEEE80211_DA_FROMDS, addr, ETH_ALEN);
7340 os_memcpy(nulldata.hdr.IEEE80211_BSSID_FROMDS, own_addr, ETH_ALEN);
7341 os_memcpy(nulldata.hdr.IEEE80211_SA_FROMDS, own_addr, ETH_ALEN);
7343 if (wpa_driver_nl80211_send_mlme(bss, (u8 *) &nulldata, size, 0, 0, 0,
7345 wpa_printf(MSG_DEBUG, "nl80211_send_null_frame: Failed to "
7349 static void nl80211_poll_client(void *priv, const u8 *own_addr, const u8 *addr,
7352 struct i802_bss *bss = priv;
7353 struct wpa_driver_nl80211_data *drv = bss->drv;
7357 if (!drv->poll_command_supported) {
7358 nl80211_send_null_frame(bss, own_addr, addr, qos);
7362 if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_PROBE_CLIENT)) ||
7363 nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr)) {
7368 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
7370 wpa_printf(MSG_DEBUG, "nl80211: Client probe request for "
7371 MACSTR " failed: ret=%d (%s)",
7372 MAC2STR(addr), ret, strerror(-ret));
7377 static int nl80211_set_power_save(struct i802_bss *bss, int enabled)
7381 if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_SET_POWER_SAVE)) ||
7382 nla_put_u32(msg, NL80211_ATTR_PS_STATE,
7383 enabled ? NL80211_PS_ENABLED : NL80211_PS_DISABLED)) {
7387 return send_and_recv_msgs(bss->drv, msg, NULL, NULL);
7391 static int nl80211_set_p2p_powersave(void *priv, int legacy_ps, int opp_ps,
7394 struct i802_bss *bss = priv;
7396 wpa_printf(MSG_DEBUG, "nl80211: set_p2p_powersave (legacy_ps=%d "
7397 "opp_ps=%d ctwindow=%d)", legacy_ps, opp_ps, ctwindow);
7399 if (opp_ps != -1 || ctwindow != -1) {
7401 wpa_driver_set_p2p_ps(priv, legacy_ps, opp_ps, ctwindow);
7402 #else /* ANDROID_P2P */
7403 return -1; /* Not yet supported */
7404 #endif /* ANDROID_P2P */
7407 if (legacy_ps == -1)
7409 if (legacy_ps != 0 && legacy_ps != 1)
7410 return -1; /* Not yet supported */
7412 return nl80211_set_power_save(bss, legacy_ps);
7416 static int nl80211_start_radar_detection(void *priv,
7417 struct hostapd_freq_params *freq)
7419 struct i802_bss *bss = priv;
7420 struct wpa_driver_nl80211_data *drv = bss->drv;
7424 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)",
7425 freq->freq, freq->ht_enabled, freq->vht_enabled,
7426 freq->bandwidth, freq->center_freq1, freq->center_freq2);
7428 if (!(drv->capa.flags & WPA_DRIVER_FLAGS_RADAR)) {
7429 wpa_printf(MSG_DEBUG, "nl80211: Driver does not support radar "
7434 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_RADAR_DETECT)) ||
7435 nl80211_put_freq_params(msg, freq) < 0) {
7440 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
7443 wpa_printf(MSG_DEBUG, "nl80211: Failed to start radar detection: "
7444 "%d (%s)", ret, strerror(-ret));
7450 static int nl80211_send_tdls_mgmt(void *priv, const u8 *dst, u8 action_code,
7451 u8 dialog_token, u16 status_code,
7452 u32 peer_capab, int initiator, const u8 *buf,
7455 struct i802_bss *bss = priv;
7456 struct wpa_driver_nl80211_data *drv = bss->drv;
7459 if (!(drv->capa.flags & WPA_DRIVER_FLAGS_TDLS_SUPPORT))
7465 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_TDLS_MGMT)) ||
7466 nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, dst) ||
7467 nla_put_u8(msg, NL80211_ATTR_TDLS_ACTION, action_code) ||
7468 nla_put_u8(msg, NL80211_ATTR_TDLS_DIALOG_TOKEN, dialog_token) ||
7469 nla_put_u16(msg, NL80211_ATTR_STATUS_CODE, status_code))
7473 * The internal enum tdls_peer_capability definition is
7474 * currently identical with the nl80211 enum
7475 * nl80211_tdls_peer_capability, so no conversion is needed
7478 if (nla_put_u32(msg, NL80211_ATTR_TDLS_PEER_CAPABILITY,
7483 nla_put_flag(msg, NL80211_ATTR_TDLS_INITIATOR)) ||
7484 nla_put(msg, NL80211_ATTR_IE, len, buf))
7487 return send_and_recv_msgs(drv, msg, NULL, NULL);
7495 static int nl80211_tdls_oper(void *priv, enum tdls_oper oper, const u8 *peer)
7497 struct i802_bss *bss = priv;
7498 struct wpa_driver_nl80211_data *drv = bss->drv;
7500 enum nl80211_tdls_operation nl80211_oper;
7502 if (!(drv->capa.flags & WPA_DRIVER_FLAGS_TDLS_SUPPORT))
7506 case TDLS_DISCOVERY_REQ:
7507 nl80211_oper = NL80211_TDLS_DISCOVERY_REQ;
7510 nl80211_oper = NL80211_TDLS_SETUP;
7513 nl80211_oper = NL80211_TDLS_TEARDOWN;
7515 case TDLS_ENABLE_LINK:
7516 nl80211_oper = NL80211_TDLS_ENABLE_LINK;
7518 case TDLS_DISABLE_LINK:
7519 nl80211_oper = NL80211_TDLS_DISABLE_LINK;
7529 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_TDLS_OPER)) ||
7530 nla_put_u8(msg, NL80211_ATTR_TDLS_OPERATION, nl80211_oper) ||
7531 nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, peer)) {
7536 return send_and_recv_msgs(drv, msg, NULL, NULL);
7541 nl80211_tdls_enable_channel_switch(void *priv, const u8 *addr, u8 oper_class,
7542 const struct hostapd_freq_params *params)
7544 struct i802_bss *bss = priv;
7545 struct wpa_driver_nl80211_data *drv = bss->drv;
7549 if (!(drv->capa.flags & WPA_DRIVER_FLAGS_TDLS_SUPPORT) ||
7550 !(drv->capa.flags & WPA_DRIVER_FLAGS_TDLS_CHANNEL_SWITCH))
7553 wpa_printf(MSG_DEBUG, "nl80211: Enable TDLS channel switch " MACSTR
7554 " oper_class=%u freq=%u",
7555 MAC2STR(addr), oper_class, params->freq);
7556 msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_TDLS_CHANNEL_SWITCH);
7558 nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr) ||
7559 nla_put_u8(msg, NL80211_ATTR_OPER_CLASS, oper_class) ||
7560 (ret = nl80211_put_freq_params(msg, params))) {
7562 wpa_printf(MSG_DEBUG, "nl80211: Could not build TDLS chan switch");
7566 return send_and_recv_msgs(drv, msg, NULL, NULL);
7571 nl80211_tdls_disable_channel_switch(void *priv, const u8 *addr)
7573 struct i802_bss *bss = priv;
7574 struct wpa_driver_nl80211_data *drv = bss->drv;
7577 if (!(drv->capa.flags & WPA_DRIVER_FLAGS_TDLS_SUPPORT) ||
7578 !(drv->capa.flags & WPA_DRIVER_FLAGS_TDLS_CHANNEL_SWITCH))
7581 wpa_printf(MSG_DEBUG, "nl80211: Disable TDLS channel switch " MACSTR,
7583 msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_TDLS_CANCEL_CHANNEL_SWITCH);
7585 nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr)) {
7587 wpa_printf(MSG_DEBUG,
7588 "nl80211: Could not build TDLS cancel chan switch");
7592 return send_and_recv_msgs(drv, msg, NULL, NULL);
7595 #endif /* CONFIG TDLS */
7598 static int driver_nl80211_set_key(const char *ifname, void *priv,
7599 enum wpa_alg alg, const u8 *addr,
7600 int key_idx, int set_tx,
7601 const u8 *seq, size_t seq_len,
7602 const u8 *key, size_t key_len)
7604 struct i802_bss *bss = priv;
7605 return wpa_driver_nl80211_set_key(ifname, bss, alg, addr, key_idx,
7606 set_tx, seq, seq_len, key, key_len);
7610 static int driver_nl80211_scan2(void *priv,
7611 struct wpa_driver_scan_params *params)
7613 struct i802_bss *bss = priv;
7614 #ifdef CONFIG_DRIVER_NL80211_QCA
7615 struct wpa_driver_nl80211_data *drv = bss->drv;
7618 * Do a vendor specific scan if possible. If only_new_results is
7619 * set, do a normal scan since a kernel (cfg80211) BSS cache flush
7620 * cannot be achieved through a vendor scan. The below condition may
7621 * need to be modified if new scan flags are added in the future whose
7622 * functionality can only be achieved through a normal scan.
7624 if (drv->scan_vendor_cmd_avail && !params->only_new_results)
7625 return wpa_driver_nl80211_vendor_scan(bss, params);
7626 #endif /* CONFIG_DRIVER_NL80211_QCA */
7627 return wpa_driver_nl80211_scan(bss, params);
7631 static int driver_nl80211_deauthenticate(void *priv, const u8 *addr,
7634 struct i802_bss *bss = priv;
7635 return wpa_driver_nl80211_deauthenticate(bss, addr, reason_code);
7639 static int driver_nl80211_authenticate(void *priv,
7640 struct wpa_driver_auth_params *params)
7642 struct i802_bss *bss = priv;
7643 return wpa_driver_nl80211_authenticate(bss, params);
7647 static void driver_nl80211_deinit(void *priv)
7649 struct i802_bss *bss = priv;
7650 wpa_driver_nl80211_deinit(bss);
7654 static int driver_nl80211_if_remove(void *priv, enum wpa_driver_if_type type,
7657 struct i802_bss *bss = priv;
7658 return wpa_driver_nl80211_if_remove(bss, type, ifname);
7662 static int driver_nl80211_send_mlme(void *priv, const u8 *data,
7663 size_t data_len, int noack,
7665 const u16 *csa_offs, size_t csa_offs_len)
7667 struct i802_bss *bss = priv;
7668 return wpa_driver_nl80211_send_mlme(bss, data, data_len, noack,
7669 freq, 0, 0, 0, csa_offs,
7674 static int driver_nl80211_sta_remove(void *priv, const u8 *addr)
7676 struct i802_bss *bss = priv;
7677 return wpa_driver_nl80211_sta_remove(bss, addr, -1, 0);
7681 static int driver_nl80211_set_sta_vlan(void *priv, const u8 *addr,
7682 const char *ifname, int vlan_id)
7684 struct i802_bss *bss = priv;
7685 return i802_set_sta_vlan(bss, addr, ifname, vlan_id);
7689 static int driver_nl80211_read_sta_data(void *priv,
7690 struct hostap_sta_driver_data *data,
7693 struct i802_bss *bss = priv;
7694 return i802_read_sta_data(bss, data, addr);
7698 static int driver_nl80211_send_action(void *priv, unsigned int freq,
7699 unsigned int wait_time,
7700 const u8 *dst, const u8 *src,
7702 const u8 *data, size_t data_len,
7705 struct i802_bss *bss = priv;
7706 return wpa_driver_nl80211_send_action(bss, freq, wait_time, dst, src,
7707 bssid, data, data_len, no_cck);
7711 static int driver_nl80211_probe_req_report(void *priv, int report)
7713 struct i802_bss *bss = priv;
7714 return wpa_driver_nl80211_probe_req_report(bss, report);
7718 static int wpa_driver_nl80211_update_ft_ies(void *priv, const u8 *md,
7719 const u8 *ies, size_t ies_len)
7723 struct i802_bss *bss = priv;
7724 struct wpa_driver_nl80211_data *drv = bss->drv;
7725 u16 mdid = WPA_GET_LE16(md);
7727 wpa_printf(MSG_DEBUG, "nl80211: Updating FT IEs");
7728 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_UPDATE_FT_IES)) ||
7729 nla_put(msg, NL80211_ATTR_IE, ies_len, ies) ||
7730 nla_put_u16(msg, NL80211_ATTR_MDID, mdid)) {
7735 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
7737 wpa_printf(MSG_DEBUG, "nl80211: update_ft_ies failed "
7738 "err=%d (%s)", ret, strerror(-ret));
7745 static const u8 * wpa_driver_nl80211_get_macaddr(void *priv)
7747 struct i802_bss *bss = priv;
7748 struct wpa_driver_nl80211_data *drv = bss->drv;
7750 if (drv->nlmode != NL80211_IFTYPE_P2P_DEVICE)
7757 static const char * scan_state_str(enum scan_states scan_state)
7759 switch (scan_state) {
7762 case SCAN_REQUESTED:
7763 return "SCAN_REQUESTED";
7765 return "SCAN_STARTED";
7766 case SCAN_COMPLETED:
7767 return "SCAN_COMPLETED";
7769 return "SCAN_ABORTED";
7770 case SCHED_SCAN_STARTED:
7771 return "SCHED_SCAN_STARTED";
7772 case SCHED_SCAN_STOPPED:
7773 return "SCHED_SCAN_STOPPED";
7774 case SCHED_SCAN_RESULTS:
7775 return "SCHED_SCAN_RESULTS";
7782 static int wpa_driver_nl80211_status(void *priv, char *buf, size_t buflen)
7784 struct i802_bss *bss = priv;
7785 struct wpa_driver_nl80211_data *drv = bss->drv;
7792 res = os_snprintf(pos, end - pos,
7804 bss->beacon_set ? "beacon_set=1\n" : "",
7805 bss->added_if_into_bridge ?
7806 "added_if_into_bridge=1\n" : "",
7807 bss->added_bridge ? "added_bridge=1\n" : "",
7808 bss->in_deinit ? "in_deinit=1\n" : "",
7809 bss->if_dynamic ? "if_dynamic=1\n" : "");
7810 if (os_snprintf_error(end - pos, res))
7814 if (bss->wdev_id_set) {
7815 res = os_snprintf(pos, end - pos, "wdev_id=%llu\n",
7816 (unsigned long long) bss->wdev_id);
7817 if (os_snprintf_error(end - pos, res))
7822 res = os_snprintf(pos, end - pos,
7824 "perm_addr=" MACSTR "\n"
7828 "auth_bssid=" MACSTR "\n"
7829 "auth_attempt_bssid=" MACSTR "\n"
7830 "bssid=" MACSTR "\n"
7831 "prev_bssid=" MACSTR "\n"
7835 "monitor_ifidx=%d\n"
7836 "monitor_refcount=%d\n"
7837 "last_mgmt_freq=%u\n"
7838 "eapol_tx_sock=%d\n"
7839 "%s%s%s%s%s%s%s%s%s%s%s%s%s",
7841 MAC2STR(drv->perm_addr),
7844 scan_state_str(drv->scan_state),
7845 MAC2STR(drv->auth_bssid),
7846 MAC2STR(drv->auth_attempt_bssid),
7847 MAC2STR(drv->bssid),
7848 MAC2STR(drv->prev_bssid),
7853 drv->monitor_refcount,
7854 drv->last_mgmt_freq,
7856 drv->ignore_if_down_event ?
7857 "ignore_if_down_event=1\n" : "",
7858 drv->scan_complete_events ?
7859 "scan_complete_events=1\n" : "",
7860 drv->disabled_11b_rates ?
7861 "disabled_11b_rates=1\n" : "",
7862 drv->pending_remain_on_chan ?
7863 "pending_remain_on_chan=1\n" : "",
7864 drv->in_interface_list ? "in_interface_list=1\n" : "",
7865 drv->device_ap_sme ? "device_ap_sme=1\n" : "",
7866 drv->poll_command_supported ?
7867 "poll_command_supported=1\n" : "",
7868 drv->data_tx_status ? "data_tx_status=1\n" : "",
7869 drv->scan_for_auth ? "scan_for_auth=1\n" : "",
7870 drv->retry_auth ? "retry_auth=1\n" : "",
7871 drv->use_monitor ? "use_monitor=1\n" : "",
7872 drv->ignore_next_local_disconnect ?
7873 "ignore_next_local_disconnect=1\n" : "",
7874 drv->ignore_next_local_deauth ?
7875 "ignore_next_local_deauth=1\n" : "");
7876 if (os_snprintf_error(end - pos, res))
7880 if (drv->has_capability) {
7881 res = os_snprintf(pos, end - pos,
7882 "capa.key_mgmt=0x%x\n"
7885 "capa.flags=0x%llx\n"
7886 "capa.rrm_flags=0x%x\n"
7887 "capa.max_scan_ssids=%d\n"
7888 "capa.max_sched_scan_ssids=%d\n"
7889 "capa.sched_scan_supported=%d\n"
7890 "capa.max_match_sets=%d\n"
7891 "capa.max_remain_on_chan=%u\n"
7892 "capa.max_stations=%u\n"
7893 "capa.probe_resp_offloads=0x%x\n"
7894 "capa.max_acl_mac_addrs=%u\n"
7895 "capa.num_multichan_concurrent=%u\n"
7896 "capa.mac_addr_rand_sched_scan_supported=%d\n"
7897 "capa.mac_addr_rand_scan_supported=%d\n"
7898 "capa.conc_capab=%u\n"
7899 "capa.max_conc_chan_2_4=%u\n"
7900 "capa.max_conc_chan_5_0=%u\n"
7901 "capa.max_sched_scan_plans=%u\n"
7902 "capa.max_sched_scan_plan_interval=%u\n"
7903 "capa.max_sched_scan_plan_iterations=%u\n",
7907 (unsigned long long) drv->capa.flags,
7908 drv->capa.rrm_flags,
7909 drv->capa.max_scan_ssids,
7910 drv->capa.max_sched_scan_ssids,
7911 drv->capa.sched_scan_supported,
7912 drv->capa.max_match_sets,
7913 drv->capa.max_remain_on_chan,
7914 drv->capa.max_stations,
7915 drv->capa.probe_resp_offloads,
7916 drv->capa.max_acl_mac_addrs,
7917 drv->capa.num_multichan_concurrent,
7918 drv->capa.mac_addr_rand_sched_scan_supported,
7919 drv->capa.mac_addr_rand_scan_supported,
7920 drv->capa.conc_capab,
7921 drv->capa.max_conc_chan_2_4,
7922 drv->capa.max_conc_chan_5_0,
7923 drv->capa.max_sched_scan_plans,
7924 drv->capa.max_sched_scan_plan_interval,
7925 drv->capa.max_sched_scan_plan_iterations);
7926 if (os_snprintf_error(end - pos, res))
7935 static int set_beacon_data(struct nl_msg *msg, struct beacon_data *settings)
7937 if ((settings->head &&
7938 nla_put(msg, NL80211_ATTR_BEACON_HEAD,
7939 settings->head_len, settings->head)) ||
7941 nla_put(msg, NL80211_ATTR_BEACON_TAIL,
7942 settings->tail_len, settings->tail)) ||
7943 (settings->beacon_ies &&
7944 nla_put(msg, NL80211_ATTR_IE,
7945 settings->beacon_ies_len, settings->beacon_ies)) ||
7946 (settings->proberesp_ies &&
7947 nla_put(msg, NL80211_ATTR_IE_PROBE_RESP,
7948 settings->proberesp_ies_len, settings->proberesp_ies)) ||
7949 (settings->assocresp_ies &&
7950 nla_put(msg, NL80211_ATTR_IE_ASSOC_RESP,
7951 settings->assocresp_ies_len, settings->assocresp_ies)) ||
7952 (settings->probe_resp &&
7953 nla_put(msg, NL80211_ATTR_PROBE_RESP,
7954 settings->probe_resp_len, settings->probe_resp)))
7961 static int nl80211_switch_channel(void *priv, struct csa_settings *settings)
7964 struct i802_bss *bss = priv;
7965 struct wpa_driver_nl80211_data *drv = bss->drv;
7966 struct nlattr *beacon_csa;
7968 int csa_off_len = 0;
7971 wpa_printf(MSG_DEBUG, "nl80211: Channel switch request (cs_count=%u block_tx=%u freq=%d width=%d cf1=%d cf2=%d)",
7972 settings->cs_count, settings->block_tx,
7973 settings->freq_params.freq, settings->freq_params.bandwidth,
7974 settings->freq_params.center_freq1,
7975 settings->freq_params.center_freq2);
7977 if (!(drv->capa.flags & WPA_DRIVER_FLAGS_AP_CSA)) {
7978 wpa_printf(MSG_DEBUG, "nl80211: Driver does not support channel switch command");
7982 if ((drv->nlmode != NL80211_IFTYPE_AP) &&
7983 (drv->nlmode != NL80211_IFTYPE_P2P_GO))
7987 * Remove empty counters, assuming Probe Response and Beacon frame
7988 * counters match. This implementation assumes that there are only two
7991 if (settings->counter_offset_beacon[0] &&
7992 !settings->counter_offset_beacon[1]) {
7994 } else if (settings->counter_offset_beacon[1] &&
7995 !settings->counter_offset_beacon[0]) {
7997 settings->counter_offset_beacon[0] =
7998 settings->counter_offset_beacon[1];
7999 settings->counter_offset_presp[0] =
8000 settings->counter_offset_presp[1];
8001 } else if (settings->counter_offset_beacon[1] &&
8002 settings->counter_offset_beacon[0]) {
8005 wpa_printf(MSG_ERROR, "nl80211: No CSA counters provided");
8009 /* Check CSA counters validity */
8010 if (drv->capa.max_csa_counters &&
8011 csa_off_len > drv->capa.max_csa_counters) {
8012 wpa_printf(MSG_ERROR,
8013 "nl80211: Too many CSA counters provided");
8017 if (!settings->beacon_csa.tail)
8020 for (i = 0; i < csa_off_len; i++) {
8021 u16 csa_c_off_bcn = settings->counter_offset_beacon[i];
8022 u16 csa_c_off_presp = settings->counter_offset_presp[i];
8024 if ((settings->beacon_csa.tail_len <= csa_c_off_bcn) ||
8025 (settings->beacon_csa.tail[csa_c_off_bcn] !=
8026 settings->cs_count))
8029 if (settings->beacon_csa.probe_resp &&
8030 ((settings->beacon_csa.probe_resp_len <=
8032 (settings->beacon_csa.probe_resp[csa_c_off_presp] !=
8033 settings->cs_count)))
8037 if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_CHANNEL_SWITCH)) ||
8038 nla_put_u32(msg, NL80211_ATTR_CH_SWITCH_COUNT,
8039 settings->cs_count) ||
8040 (ret = nl80211_put_freq_params(msg, &settings->freq_params)) ||
8041 (settings->block_tx &&
8042 nla_put_flag(msg, NL80211_ATTR_CH_SWITCH_BLOCK_TX)))
8045 /* beacon_after params */
8046 ret = set_beacon_data(msg, &settings->beacon_after);
8050 /* beacon_csa params */
8051 beacon_csa = nla_nest_start(msg, NL80211_ATTR_CSA_IES);
8055 ret = set_beacon_data(msg, &settings->beacon_csa);
8059 if (nla_put(msg, NL80211_ATTR_CSA_C_OFF_BEACON,
8060 csa_off_len * sizeof(u16),
8061 settings->counter_offset_beacon) ||
8062 (settings->beacon_csa.probe_resp &&
8063 nla_put(msg, NL80211_ATTR_CSA_C_OFF_PRESP,
8064 csa_off_len * sizeof(u16),
8065 settings->counter_offset_presp)))
8068 nla_nest_end(msg, beacon_csa);
8069 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
8071 wpa_printf(MSG_DEBUG, "nl80211: switch_channel failed err=%d (%s)",
8072 ret, strerror(-ret));
8080 wpa_printf(MSG_DEBUG, "nl80211: Could not build channel switch request");
8085 static int nl80211_add_ts(void *priv, u8 tsid, const u8 *addr,
8086 u8 user_priority, u16 admitted_time)
8088 struct i802_bss *bss = priv;
8089 struct wpa_driver_nl80211_data *drv = bss->drv;
8093 wpa_printf(MSG_DEBUG,
8094 "nl80211: add_ts request: tsid=%u admitted_time=%u up=%d",
8095 tsid, admitted_time, user_priority);
8097 if (!is_sta_interface(drv->nlmode))
8100 msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_ADD_TX_TS);
8102 nla_put_u8(msg, NL80211_ATTR_TSID, tsid) ||
8103 nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr) ||
8104 nla_put_u8(msg, NL80211_ATTR_USER_PRIO, user_priority) ||
8105 nla_put_u16(msg, NL80211_ATTR_ADMITTED_TIME, admitted_time)) {
8110 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
8112 wpa_printf(MSG_DEBUG, "nl80211: add_ts failed err=%d (%s)",
8113 ret, strerror(-ret));
8118 static int nl80211_del_ts(void *priv, u8 tsid, const u8 *addr)
8120 struct i802_bss *bss = priv;
8121 struct wpa_driver_nl80211_data *drv = bss->drv;
8125 wpa_printf(MSG_DEBUG, "nl80211: del_ts request: tsid=%u", tsid);
8127 if (!is_sta_interface(drv->nlmode))
8130 if (!(msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_DEL_TX_TS)) ||
8131 nla_put_u8(msg, NL80211_ATTR_TSID, tsid) ||
8132 nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr)) {
8137 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
8139 wpa_printf(MSG_DEBUG, "nl80211: del_ts failed err=%d (%s)",
8140 ret, strerror(-ret));
8145 #ifdef CONFIG_TESTING_OPTIONS
8146 static int cmd_reply_handler(struct nl_msg *msg, void *arg)
8148 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
8149 struct wpabuf *buf = arg;
8154 if ((size_t) genlmsg_attrlen(gnlh, 0) > wpabuf_tailroom(buf)) {
8155 wpa_printf(MSG_INFO, "nl80211: insufficient buffer space for reply");
8159 wpabuf_put_data(buf, genlmsg_attrdata(gnlh, 0),
8160 genlmsg_attrlen(gnlh, 0));
8164 #endif /* CONFIG_TESTING_OPTIONS */
8167 static int vendor_reply_handler(struct nl_msg *msg, void *arg)
8169 struct nlattr *tb[NL80211_ATTR_MAX + 1];
8170 struct nlattr *nl_vendor_reply, *nl;
8171 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
8172 struct wpabuf *buf = arg;
8178 nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
8179 genlmsg_attrlen(gnlh, 0), NULL);
8180 nl_vendor_reply = tb[NL80211_ATTR_VENDOR_DATA];
8182 if (!nl_vendor_reply)
8185 if ((size_t) nla_len(nl_vendor_reply) > wpabuf_tailroom(buf)) {
8186 wpa_printf(MSG_INFO, "nl80211: Vendor command: insufficient buffer space for reply");
8190 nla_for_each_nested(nl, nl_vendor_reply, rem) {
8191 wpabuf_put_data(buf, nla_data(nl), nla_len(nl));
8198 static int nl80211_vendor_cmd(void *priv, unsigned int vendor_id,
8199 unsigned int subcmd, const u8 *data,
8200 size_t data_len, struct wpabuf *buf)
8202 struct i802_bss *bss = priv;
8203 struct wpa_driver_nl80211_data *drv = bss->drv;
8207 #ifdef CONFIG_TESTING_OPTIONS
8208 if (vendor_id == 0xffffffff) {
8209 msg = nlmsg_alloc();
8213 nl80211_cmd(drv, msg, 0, subcmd);
8214 if (nlmsg_append(msg, (void *) data, data_len, NLMSG_ALIGNTO) <
8217 ret = send_and_recv_msgs(drv, msg, cmd_reply_handler, buf);
8219 wpa_printf(MSG_DEBUG, "nl80211: command failed err=%d",
8223 #endif /* CONFIG_TESTING_OPTIONS */
8225 if (!(msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_VENDOR)) ||
8226 nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, vendor_id) ||
8227 nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD, subcmd) ||
8229 nla_put(msg, NL80211_ATTR_VENDOR_DATA, data_len, data)))
8232 ret = send_and_recv_msgs(drv, msg, vendor_reply_handler, buf);
8234 wpa_printf(MSG_DEBUG, "nl80211: vendor command failed err=%d",
8244 static int nl80211_set_qos_map(void *priv, const u8 *qos_map_set,
8247 struct i802_bss *bss = priv;
8248 struct wpa_driver_nl80211_data *drv = bss->drv;
8252 wpa_hexdump(MSG_DEBUG, "nl80211: Setting QoS Map",
8253 qos_map_set, qos_map_set_len);
8255 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_SET_QOS_MAP)) ||
8256 nla_put(msg, NL80211_ATTR_QOS_MAP, qos_map_set_len, qos_map_set)) {
8261 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
8263 wpa_printf(MSG_DEBUG, "nl80211: Setting QoS Map failed");
8269 static int nl80211_set_wowlan(void *priv,
8270 const struct wowlan_triggers *triggers)
8272 struct i802_bss *bss = priv;
8273 struct wpa_driver_nl80211_data *drv = bss->drv;
8275 struct nlattr *wowlan_triggers;
8278 wpa_printf(MSG_DEBUG, "nl80211: Setting wowlan");
8280 if (!(msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_SET_WOWLAN)) ||
8281 !(wowlan_triggers = nla_nest_start(msg,
8282 NL80211_ATTR_WOWLAN_TRIGGERS)) ||
8284 nla_put_flag(msg, NL80211_WOWLAN_TRIG_ANY)) ||
8285 (triggers->disconnect &&
8286 nla_put_flag(msg, NL80211_WOWLAN_TRIG_DISCONNECT)) ||
8287 (triggers->magic_pkt &&
8288 nla_put_flag(msg, NL80211_WOWLAN_TRIG_MAGIC_PKT)) ||
8289 (triggers->gtk_rekey_failure &&
8290 nla_put_flag(msg, NL80211_WOWLAN_TRIG_GTK_REKEY_FAILURE)) ||
8291 (triggers->eap_identity_req &&
8292 nla_put_flag(msg, NL80211_WOWLAN_TRIG_EAP_IDENT_REQUEST)) ||
8293 (triggers->four_way_handshake &&
8294 nla_put_flag(msg, NL80211_WOWLAN_TRIG_4WAY_HANDSHAKE)) ||
8295 (triggers->rfkill_release &&
8296 nla_put_flag(msg, NL80211_WOWLAN_TRIG_RFKILL_RELEASE))) {
8301 nla_nest_end(msg, wowlan_triggers);
8303 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
8305 wpa_printf(MSG_DEBUG, "nl80211: Setting wowlan failed");
8311 #ifdef CONFIG_DRIVER_NL80211_QCA
8312 static int nl80211_roaming(void *priv, int allowed, const u8 *bssid)
8314 struct i802_bss *bss = priv;
8315 struct wpa_driver_nl80211_data *drv = bss->drv;
8317 struct nlattr *params;
8319 wpa_printf(MSG_DEBUG, "nl80211: Roaming policy: allowed=%d", allowed);
8321 if (!drv->roaming_vendor_cmd_avail) {
8322 wpa_printf(MSG_DEBUG,
8323 "nl80211: Ignore roaming policy change since driver does not provide command for setting it");
8327 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) ||
8328 nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) ||
8329 nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD,
8330 QCA_NL80211_VENDOR_SUBCMD_ROAMING) ||
8331 !(params = nla_nest_start(msg, NL80211_ATTR_VENDOR_DATA)) ||
8332 nla_put_u32(msg, QCA_WLAN_VENDOR_ATTR_ROAMING_POLICY,
8333 allowed ? QCA_ROAMING_ALLOWED_WITHIN_ESS :
8334 QCA_ROAMING_NOT_ALLOWED) ||
8336 nla_put(msg, QCA_WLAN_VENDOR_ATTR_MAC_ADDR, ETH_ALEN, bssid))) {
8340 nla_nest_end(msg, params);
8342 return send_and_recv_msgs(drv, msg, NULL, NULL);
8344 #endif /* CONFIG_DRIVER_NL80211_QCA */
8347 static int nl80211_set_mac_addr(void *priv, const u8 *addr)
8349 struct i802_bss *bss = priv;
8350 struct wpa_driver_nl80211_data *drv = bss->drv;
8351 int new_addr = addr != NULL;
8357 addr = drv->perm_addr;
8359 if (linux_set_iface_flags(drv->global->ioctl_sock, bss->ifname, 0) < 0)
8362 if (linux_set_ifhwaddr(drv->global->ioctl_sock, bss->ifname, addr) < 0)
8364 wpa_printf(MSG_DEBUG,
8365 "nl80211: failed to set_mac_addr for %s to " MACSTR,
8366 bss->ifname, MAC2STR(addr));
8367 if (linux_set_iface_flags(drv->global->ioctl_sock, bss->ifname,
8369 wpa_printf(MSG_DEBUG,
8370 "nl80211: Could not restore interface UP after failed set_mac_addr");
8375 wpa_printf(MSG_DEBUG, "nl80211: set_mac_addr for %s to " MACSTR,
8376 bss->ifname, MAC2STR(addr));
8377 drv->addr_changed = new_addr;
8378 os_memcpy(bss->addr, addr, ETH_ALEN);
8380 if (linux_set_iface_flags(drv->global->ioctl_sock, bss->ifname, 1) < 0)
8382 wpa_printf(MSG_DEBUG,
8383 "nl80211: Could not restore interface UP after set_mac_addr");
8392 static int wpa_driver_nl80211_init_mesh(void *priv)
8394 if (wpa_driver_nl80211_set_mode(priv, NL80211_IFTYPE_MESH_POINT)) {
8395 wpa_printf(MSG_INFO,
8396 "nl80211: Failed to set interface into mesh mode");
8403 static int nl80211_put_mesh_id(struct nl_msg *msg, const u8 *mesh_id,
8407 wpa_hexdump_ascii(MSG_DEBUG, " * Mesh ID (SSID)",
8408 mesh_id, mesh_id_len);
8409 return nla_put(msg, NL80211_ATTR_MESH_ID, mesh_id_len, mesh_id);
8416 static int nl80211_join_mesh(struct i802_bss *bss,
8417 struct wpa_driver_mesh_join_params *params)
8419 struct wpa_driver_nl80211_data *drv = bss->drv;
8421 struct nlattr *container;
8424 wpa_printf(MSG_DEBUG, "nl80211: mesh join (ifindex=%d)", drv->ifindex);
8425 msg = nl80211_drv_msg(drv, 0, NL80211_CMD_JOIN_MESH);
8427 nl80211_put_freq_params(msg, ¶ms->freq) ||
8428 nl80211_put_basic_rates(msg, params->basic_rates) ||
8429 nl80211_put_mesh_id(msg, params->meshid, params->meshid_len) ||
8430 nl80211_put_beacon_int(msg, params->beacon_int) ||
8431 nl80211_put_dtim_period(msg, params->dtim_period))
8434 wpa_printf(MSG_DEBUG, " * flags=%08X", params->flags);
8436 container = nla_nest_start(msg, NL80211_ATTR_MESH_SETUP);
8441 wpa_hexdump(MSG_DEBUG, " * IEs", params->ies, params->ie_len);
8442 if (nla_put(msg, NL80211_MESH_SETUP_IE, params->ie_len,
8446 /* WPA_DRIVER_MESH_FLAG_OPEN_AUTH is treated as default by nl80211 */
8447 if (params->flags & WPA_DRIVER_MESH_FLAG_SAE_AUTH) {
8448 if (nla_put_u8(msg, NL80211_MESH_SETUP_AUTH_PROTOCOL, 0x1) ||
8449 nla_put_flag(msg, NL80211_MESH_SETUP_USERSPACE_AUTH))
8452 if ((params->flags & WPA_DRIVER_MESH_FLAG_AMPE) &&
8453 nla_put_flag(msg, NL80211_MESH_SETUP_USERSPACE_AMPE))
8455 if ((params->flags & WPA_DRIVER_MESH_FLAG_USER_MPM) &&
8456 nla_put_flag(msg, NL80211_MESH_SETUP_USERSPACE_MPM))
8458 nla_nest_end(msg, container);
8460 container = nla_nest_start(msg, NL80211_ATTR_MESH_CONFIG);
8464 if (!(params->conf.flags & WPA_DRIVER_MESH_CONF_FLAG_AUTO_PLINKS) &&
8465 nla_put_u32(msg, NL80211_MESHCONF_AUTO_OPEN_PLINKS, 0))
8467 if (nla_put_u16(msg, NL80211_MESHCONF_MAX_PEER_LINKS,
8468 params->max_peer_links))
8472 * Set NL80211_MESHCONF_PLINK_TIMEOUT even if user mpm is used because
8473 * the timer could disconnect stations even in that case.
8475 if (nla_put_u32(msg, NL80211_MESHCONF_PLINK_TIMEOUT,
8476 params->conf.peer_link_timeout)) {
8477 wpa_printf(MSG_ERROR, "nl80211: Failed to set PLINK_TIMEOUT");
8481 nla_nest_end(msg, container);
8483 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
8486 wpa_printf(MSG_DEBUG, "nl80211: mesh join failed: ret=%d (%s)",
8487 ret, strerror(-ret));
8491 drv->assoc_freq = bss->freq = params->freq.freq;
8492 wpa_printf(MSG_DEBUG, "nl80211: mesh join request send successfully");
8501 wpa_driver_nl80211_join_mesh(void *priv,
8502 struct wpa_driver_mesh_join_params *params)
8504 struct i802_bss *bss = priv;
8507 timeout = params->conf.peer_link_timeout;
8509 /* Disable kernel inactivity timer */
8510 if (params->flags & WPA_DRIVER_MESH_FLAG_USER_MPM)
8511 params->conf.peer_link_timeout = 0;
8513 ret = nl80211_join_mesh(bss, params);
8514 if (ret == -EINVAL && params->conf.peer_link_timeout == 0) {
8515 wpa_printf(MSG_DEBUG,
8516 "nl80211: Mesh join retry for peer_link_timeout");
8518 * Old kernel does not support setting
8519 * NL80211_MESHCONF_PLINK_TIMEOUT to zero, so set 60 seconds
8520 * into future from peer_link_timeout.
8522 params->conf.peer_link_timeout = timeout + 60;
8523 ret = nl80211_join_mesh(priv, params);
8526 params->conf.peer_link_timeout = timeout;
8531 static int wpa_driver_nl80211_leave_mesh(void *priv)
8533 struct i802_bss *bss = priv;
8534 struct wpa_driver_nl80211_data *drv = bss->drv;
8538 wpa_printf(MSG_DEBUG, "nl80211: mesh leave (ifindex=%d)", drv->ifindex);
8539 msg = nl80211_drv_msg(drv, 0, NL80211_CMD_LEAVE_MESH);
8540 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
8542 wpa_printf(MSG_DEBUG, "nl80211: mesh leave failed: ret=%d (%s)",
8543 ret, strerror(-ret));
8545 wpa_printf(MSG_DEBUG,
8546 "nl80211: mesh leave request send successfully");
8549 if (wpa_driver_nl80211_set_mode(drv->first_bss,
8550 NL80211_IFTYPE_STATION)) {
8551 wpa_printf(MSG_INFO,
8552 "nl80211: Failed to set interface into station mode");
8557 #endif /* CONFIG_MESH */
8560 static int wpa_driver_br_add_ip_neigh(void *priv, u8 version,
8561 const u8 *ipaddr, int prefixlen,
8564 #ifdef CONFIG_LIBNL3_ROUTE
8565 struct i802_bss *bss = priv;
8566 struct wpa_driver_nl80211_data *drv = bss->drv;
8567 struct rtnl_neigh *rn;
8568 struct nl_addr *nl_ipaddr = NULL;
8569 struct nl_addr *nl_lladdr = NULL;
8570 int family, addrsize;
8573 if (!ipaddr || prefixlen == 0 || !addr)
8576 if (bss->br_ifindex == 0) {
8577 wpa_printf(MSG_DEBUG,
8578 "nl80211: bridge must be set before adding an ip neigh to it");
8582 if (!drv->rtnl_sk) {
8583 wpa_printf(MSG_DEBUG,
8584 "nl80211: nl_sock for NETLINK_ROUTE is not initialized");
8591 } else if (version == 6) {
8598 rn = rtnl_neigh_alloc();
8602 /* set the destination ip address for neigh */
8603 nl_ipaddr = nl_addr_build(family, (void *) ipaddr, addrsize);
8604 if (nl_ipaddr == NULL) {
8605 wpa_printf(MSG_DEBUG, "nl80211: nl_ipaddr build failed");
8609 nl_addr_set_prefixlen(nl_ipaddr, prefixlen);
8610 res = rtnl_neigh_set_dst(rn, nl_ipaddr);
8612 wpa_printf(MSG_DEBUG,
8613 "nl80211: neigh set destination addr failed");
8617 /* set the corresponding lladdr for neigh */
8618 nl_lladdr = nl_addr_build(AF_BRIDGE, (u8 *) addr, ETH_ALEN);
8619 if (nl_lladdr == NULL) {
8620 wpa_printf(MSG_DEBUG, "nl80211: neigh set lladdr failed");
8624 rtnl_neigh_set_lladdr(rn, nl_lladdr);
8626 rtnl_neigh_set_ifindex(rn, bss->br_ifindex);
8627 rtnl_neigh_set_state(rn, NUD_PERMANENT);
8629 res = rtnl_neigh_add(drv->rtnl_sk, rn, NLM_F_CREATE);
8631 wpa_printf(MSG_DEBUG,
8632 "nl80211: Adding bridge ip neigh failed: %s",
8637 nl_addr_put(nl_lladdr);
8639 nl_addr_put(nl_ipaddr);
8643 #else /* CONFIG_LIBNL3_ROUTE */
8645 #endif /* CONFIG_LIBNL3_ROUTE */
8649 static int wpa_driver_br_delete_ip_neigh(void *priv, u8 version,
8652 #ifdef CONFIG_LIBNL3_ROUTE
8653 struct i802_bss *bss = priv;
8654 struct wpa_driver_nl80211_data *drv = bss->drv;
8655 struct rtnl_neigh *rn;
8656 struct nl_addr *nl_ipaddr;
8657 int family, addrsize;
8666 } else if (version == 6) {
8673 if (bss->br_ifindex == 0) {
8674 wpa_printf(MSG_DEBUG,
8675 "nl80211: bridge must be set to delete an ip neigh");
8679 if (!drv->rtnl_sk) {
8680 wpa_printf(MSG_DEBUG,
8681 "nl80211: nl_sock for NETLINK_ROUTE is not initialized");
8685 rn = rtnl_neigh_alloc();
8689 /* set the destination ip address for neigh */
8690 nl_ipaddr = nl_addr_build(family, (void *) ipaddr, addrsize);
8691 if (nl_ipaddr == NULL) {
8692 wpa_printf(MSG_DEBUG, "nl80211: nl_ipaddr build failed");
8696 res = rtnl_neigh_set_dst(rn, nl_ipaddr);
8698 wpa_printf(MSG_DEBUG,
8699 "nl80211: neigh set destination addr failed");
8703 rtnl_neigh_set_ifindex(rn, bss->br_ifindex);
8705 res = rtnl_neigh_delete(drv->rtnl_sk, rn, 0);
8707 wpa_printf(MSG_DEBUG,
8708 "nl80211: Deleting bridge ip neigh failed: %s",
8713 nl_addr_put(nl_ipaddr);
8717 #else /* CONFIG_LIBNL3_ROUTE */
8719 #endif /* CONFIG_LIBNL3_ROUTE */
8723 static int linux_write_system_file(const char *path, unsigned int val)
8728 len = os_snprintf(buf, sizeof(buf), "%u\n", val);
8729 if (os_snprintf_error(sizeof(buf), len))
8732 fd = open(path, O_WRONLY);
8736 if (write(fd, buf, len) < 0) {
8737 wpa_printf(MSG_DEBUG,
8738 "nl80211: Failed to write Linux system file: %s with the value of %d",
8749 static const char * drv_br_port_attr_str(enum drv_br_port_attr attr)
8752 case DRV_BR_PORT_ATTR_PROXYARP:
8753 return "proxyarp_wifi";
8754 case DRV_BR_PORT_ATTR_HAIRPIN_MODE:
8755 return "hairpin_mode";
8762 static int wpa_driver_br_port_set_attr(void *priv, enum drv_br_port_attr attr,
8765 struct i802_bss *bss = priv;
8767 const char *attr_txt;
8769 attr_txt = drv_br_port_attr_str(attr);
8770 if (attr_txt == NULL)
8773 os_snprintf(path, sizeof(path), "/sys/class/net/%s/brport/%s",
8774 bss->ifname, attr_txt);
8776 if (linux_write_system_file(path, val))
8783 static const char * drv_br_net_param_str(enum drv_br_net_param param)
8786 case DRV_BR_NET_PARAM_GARP_ACCEPT:
8787 return "arp_accept";
8794 static int wpa_driver_br_set_net_param(void *priv, enum drv_br_net_param param,
8797 struct i802_bss *bss = priv;
8799 const char *param_txt;
8802 if (param == DRV_BR_MULTICAST_SNOOPING) {
8803 os_snprintf(path, sizeof(path),
8804 "/sys/devices/virtual/net/%s/bridge/multicast_snooping",
8809 param_txt = drv_br_net_param_str(param);
8810 if (param_txt == NULL)
8814 case DRV_BR_NET_PARAM_GARP_ACCEPT:
8821 os_snprintf(path, sizeof(path), "/proc/sys/net/ipv%d/conf/%s/%s",
8822 ip_version, bss->brname, param_txt);
8825 if (linux_write_system_file(path, val))
8832 #ifdef CONFIG_DRIVER_NL80211_QCA
8834 static int hw_mode_to_qca_acs(enum hostapd_hw_mode hw_mode)
8837 case HOSTAPD_MODE_IEEE80211B:
8838 return QCA_ACS_MODE_IEEE80211B;
8839 case HOSTAPD_MODE_IEEE80211G:
8840 return QCA_ACS_MODE_IEEE80211G;
8841 case HOSTAPD_MODE_IEEE80211A:
8842 return QCA_ACS_MODE_IEEE80211A;
8843 case HOSTAPD_MODE_IEEE80211AD:
8844 return QCA_ACS_MODE_IEEE80211AD;
8845 case HOSTAPD_MODE_IEEE80211ANY:
8846 return QCA_ACS_MODE_IEEE80211ANY;
8853 static int add_acs_freq_list(struct nl_msg *msg, const int *freq_list)
8860 len = int_array_len(freq_list);
8861 freqs = os_malloc(sizeof(u32) * len);
8864 for (i = 0; i < len; i++)
8865 freqs[i] = freq_list[i];
8866 ret = nla_put(msg, QCA_WLAN_VENDOR_ATTR_ACS_FREQ_LIST,
8867 sizeof(u32) * len, freqs);
8873 static int wpa_driver_do_acs(void *priv, struct drv_acs_params *params)
8875 struct i802_bss *bss = priv;
8876 struct wpa_driver_nl80211_data *drv = bss->drv;
8878 struct nlattr *data;
8882 mode = hw_mode_to_qca_acs(params->hw_mode);
8886 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) ||
8887 nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) ||
8888 nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD,
8889 QCA_NL80211_VENDOR_SUBCMD_DO_ACS) ||
8890 !(data = nla_nest_start(msg, NL80211_ATTR_VENDOR_DATA)) ||
8891 nla_put_u8(msg, QCA_WLAN_VENDOR_ATTR_ACS_HW_MODE, mode) ||
8892 (params->ht_enabled &&
8893 nla_put_flag(msg, QCA_WLAN_VENDOR_ATTR_ACS_HT_ENABLED)) ||
8894 (params->ht40_enabled &&
8895 nla_put_flag(msg, QCA_WLAN_VENDOR_ATTR_ACS_HT40_ENABLED)) ||
8896 (params->vht_enabled &&
8897 nla_put_flag(msg, QCA_WLAN_VENDOR_ATTR_ACS_VHT_ENABLED)) ||
8898 nla_put_u16(msg, QCA_WLAN_VENDOR_ATTR_ACS_CHWIDTH,
8899 params->ch_width) ||
8900 (params->ch_list_len &&
8901 nla_put(msg, QCA_WLAN_VENDOR_ATTR_ACS_CH_LIST, params->ch_list_len,
8902 params->ch_list)) ||
8903 add_acs_freq_list(msg, params->freq_list)) {
8907 nla_nest_end(msg, data);
8909 wpa_printf(MSG_DEBUG,
8910 "nl80211: ACS Params: HW_MODE: %d HT: %d HT40: %d VHT: %d BW: %d CH_LIST_LEN: %u",
8911 params->hw_mode, params->ht_enabled, params->ht40_enabled,
8912 params->vht_enabled, params->ch_width, params->ch_list_len);
8914 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
8916 wpa_printf(MSG_DEBUG,
8917 "nl80211: Failed to invoke driver ACS function: %s",
8924 static int nl80211_set_band(void *priv, enum set_band band)
8926 struct i802_bss *bss = priv;
8927 struct wpa_driver_nl80211_data *drv = bss->drv;
8929 struct nlattr *data;
8931 enum qca_set_band qca_band;
8933 if (!drv->setband_vendor_cmd_avail)
8937 case WPA_SETBAND_AUTO:
8938 qca_band = QCA_SETBAND_AUTO;
8940 case WPA_SETBAND_5G:
8941 qca_band = QCA_SETBAND_5G;
8943 case WPA_SETBAND_2G:
8944 qca_band = QCA_SETBAND_2G;
8950 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) ||
8951 nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) ||
8952 nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD,
8953 QCA_NL80211_VENDOR_SUBCMD_SETBAND) ||
8954 !(data = nla_nest_start(msg, NL80211_ATTR_VENDOR_DATA)) ||
8955 nla_put_u32(msg, QCA_WLAN_VENDOR_ATTR_SETBAND_VALUE, qca_band)) {
8959 nla_nest_end(msg, data);
8961 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
8963 wpa_printf(MSG_DEBUG,
8964 "nl80211: Driver setband function failed: %s",
8971 struct nl80211_pcl {
8973 unsigned int *freq_list;
8976 static int preferred_freq_info_handler(struct nl_msg *msg, void *arg)
8978 struct nlattr *tb[NL80211_ATTR_MAX + 1];
8979 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
8980 struct nl80211_pcl *param = arg;
8981 struct nlattr *nl_vend, *attr;
8982 enum qca_iface_type iface_type;
8983 struct nlattr *tb_vendor[QCA_WLAN_VENDOR_ATTR_MAX + 1];
8984 unsigned int num, max_num;
8987 nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
8988 genlmsg_attrlen(gnlh, 0), NULL);
8990 nl_vend = tb[NL80211_ATTR_VENDOR_DATA];
8994 nla_parse(tb_vendor, QCA_WLAN_VENDOR_ATTR_MAX,
8995 nla_data(nl_vend), nla_len(nl_vend), NULL);
8998 QCA_WLAN_VENDOR_ATTR_GET_PREFERRED_FREQ_LIST_IFACE_TYPE];
9000 wpa_printf(MSG_ERROR, "nl80211: iface_type couldn't be found");
9005 iface_type = (enum qca_iface_type) nla_get_u32(attr);
9006 wpa_printf(MSG_DEBUG, "nl80211: Driver returned iface_type=%d",
9009 attr = tb_vendor[QCA_WLAN_VENDOR_ATTR_GET_PREFERRED_FREQ_LIST];
9011 wpa_printf(MSG_ERROR,
9012 "nl80211: preferred_freq_list couldn't be found");
9018 * param->num has the maximum number of entries for which there
9019 * is room in the freq_list provided by the caller.
9021 freqs = nla_data(attr);
9022 max_num = nla_len(attr) / sizeof(u32);
9023 if (max_num > param->num)
9024 max_num = param->num;
9025 for (num = 0; num < max_num; num++)
9026 param->freq_list[num] = freqs[num];
9033 static int nl80211_get_pref_freq_list(void *priv,
9034 enum wpa_driver_if_type if_type,
9036 unsigned int *freq_list)
9038 struct i802_bss *bss = priv;
9039 struct wpa_driver_nl80211_data *drv = bss->drv;
9043 struct nlattr *params;
9044 struct nl80211_pcl param;
9045 enum qca_iface_type iface_type;
9047 if (!drv->get_pref_freq_list)
9051 case WPA_IF_STATION:
9052 iface_type = QCA_IFACE_TYPE_STA;
9055 iface_type = QCA_IFACE_TYPE_AP;
9058 iface_type = QCA_IFACE_TYPE_P2P_GO;
9060 case WPA_IF_P2P_CLIENT:
9061 iface_type = QCA_IFACE_TYPE_P2P_CLIENT;
9064 iface_type = QCA_IFACE_TYPE_IBSS;
9067 iface_type = QCA_IFACE_TYPE_TDLS;
9074 param.freq_list = freq_list;
9076 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) ||
9077 nla_put_u32(msg, NL80211_ATTR_IFINDEX, drv->ifindex) ||
9078 nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) ||
9079 nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD,
9080 QCA_NL80211_VENDOR_SUBCMD_GET_PREFERRED_FREQ_LIST) ||
9081 !(params = nla_nest_start(msg, NL80211_ATTR_VENDOR_DATA)) ||
9083 QCA_WLAN_VENDOR_ATTR_GET_PREFERRED_FREQ_LIST_IFACE_TYPE,
9085 wpa_printf(MSG_ERROR,
9086 "%s: err in adding vendor_cmd and vendor_data",
9091 nla_nest_end(msg, params);
9093 os_memset(freq_list, 0, *num * sizeof(freq_list[0]));
9094 ret = send_and_recv_msgs(drv, msg, preferred_freq_info_handler, ¶m);
9096 wpa_printf(MSG_ERROR,
9097 "%s: err in send_and_recv_msgs", __func__);
9103 for (i = 0; i < *num; i++) {
9104 wpa_printf(MSG_DEBUG, "nl80211: preferred_channel_list[%d]=%d",
9112 static int nl80211_set_prob_oper_freq(void *priv, unsigned int freq)
9114 struct i802_bss *bss = priv;
9115 struct wpa_driver_nl80211_data *drv = bss->drv;
9118 struct nlattr *params;
9120 if (!drv->set_prob_oper_freq)
9123 wpa_printf(MSG_DEBUG,
9124 "nl80211: Set P2P probable operating freq %u for ifindex %d",
9125 freq, bss->ifindex);
9127 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) ||
9128 nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) ||
9129 nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD,
9130 QCA_NL80211_VENDOR_SUBCMD_SET_PROBABLE_OPER_CHANNEL) ||
9131 !(params = nla_nest_start(msg, NL80211_ATTR_VENDOR_DATA)) ||
9133 QCA_WLAN_VENDOR_ATTR_PROBABLE_OPER_CHANNEL_IFACE_TYPE,
9134 QCA_IFACE_TYPE_P2P_CLIENT) ||
9136 QCA_WLAN_VENDOR_ATTR_PROBABLE_OPER_CHANNEL_FREQ,
9138 wpa_printf(MSG_ERROR,
9139 "%s: err in adding vendor_cmd and vendor_data",
9144 nla_nest_end(msg, params);
9146 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
9149 wpa_printf(MSG_ERROR, "%s: err in send_and_recv_msgs",
9158 static int nl80211_p2p_lo_start(void *priv, unsigned int freq,
9159 unsigned int period, unsigned int interval,
9160 unsigned int count, const u8 *device_types,
9161 size_t dev_types_len,
9162 const u8 *ies, size_t ies_len)
9164 struct i802_bss *bss = priv;
9165 struct wpa_driver_nl80211_data *drv = bss->drv;
9167 struct nlattr *container;
9170 wpa_printf(MSG_DEBUG,
9171 "nl80211: Start P2P Listen offload: freq=%u, period=%u, interval=%u, count=%u",
9172 freq, period, interval, count);
9174 if (!(drv->capa.flags & WPA_DRIVER_FLAGS_P2P_LISTEN_OFFLOAD))
9177 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) ||
9178 nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) ||
9179 nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD,
9180 QCA_NL80211_VENDOR_SUBCMD_P2P_LISTEN_OFFLOAD_START))
9183 container = nla_nest_start(msg, NL80211_ATTR_VENDOR_DATA);
9187 if (nla_put_u32(msg, QCA_WLAN_VENDOR_ATTR_P2P_LISTEN_OFFLOAD_CHANNEL,
9189 nla_put_u32(msg, QCA_WLAN_VENDOR_ATTR_P2P_LISTEN_OFFLOAD_PERIOD,
9191 nla_put_u32(msg, QCA_WLAN_VENDOR_ATTR_P2P_LISTEN_OFFLOAD_INTERVAL,
9193 nla_put_u32(msg, QCA_WLAN_VENDOR_ATTR_P2P_LISTEN_OFFLOAD_COUNT,
9195 nla_put(msg, QCA_WLAN_VENDOR_ATTR_P2P_LISTEN_OFFLOAD_DEVICE_TYPES,
9196 dev_types_len, device_types) ||
9197 nla_put(msg, QCA_WLAN_VENDOR_ATTR_P2P_LISTEN_OFFLOAD_VENDOR_IE,
9201 nla_nest_end(msg, container);
9202 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
9205 wpa_printf(MSG_DEBUG,
9206 "nl80211: Failed to send P2P Listen offload vendor command");
9218 static int nl80211_p2p_lo_stop(void *priv)
9220 struct i802_bss *bss = priv;
9221 struct wpa_driver_nl80211_data *drv = bss->drv;
9224 wpa_printf(MSG_DEBUG, "nl80211: Stop P2P Listen offload");
9226 if (!(drv->capa.flags & WPA_DRIVER_FLAGS_P2P_LISTEN_OFFLOAD))
9229 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) ||
9230 nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) ||
9231 nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD,
9232 QCA_NL80211_VENDOR_SUBCMD_P2P_LISTEN_OFFLOAD_STOP)) {
9237 return send_and_recv_msgs(drv, msg, NULL, NULL);
9240 #endif /* CONFIG_DRIVER_NL80211_QCA */
9243 static int nl80211_write_to_file(const char *name, unsigned int val)
9248 fd = open(name, O_RDWR);
9250 wpa_printf(MSG_ERROR, "nl80211: Failed to open %s: %s",
9251 name, strerror(errno));
9255 len = os_snprintf(tmp, sizeof(tmp), "%u\n", val);
9256 len = write(fd, tmp, len);
9258 wpa_printf(MSG_ERROR, "nl80211: Failed to write to %s: %s",
9259 name, strerror(errno));
9266 static int nl80211_configure_data_frame_filters(void *priv, u32 filter_flags)
9268 struct i802_bss *bss = priv;
9272 wpa_printf(MSG_DEBUG, "nl80211: Data frame filter flags=0x%x",
9275 /* Configure filtering of unicast frame encrypted using GTK */
9276 ret = os_snprintf(path, sizeof(path),
9277 "/proc/sys/net/ipv4/conf/%s/drop_unicast_in_l2_multicast",
9279 if (os_snprintf_error(sizeof(path), ret))
9282 ret = nl80211_write_to_file(path,
9284 WPA_DATA_FRAME_FILTER_FLAG_GTK));
9286 wpa_printf(MSG_ERROR,
9287 "nl80211: Failed to set IPv4 unicast in multicast filter");
9291 os_snprintf(path, sizeof(path),
9292 "/proc/sys/net/ipv6/conf/%s/drop_unicast_in_l2_multicast",
9294 ret = nl80211_write_to_file(path,
9296 WPA_DATA_FRAME_FILTER_FLAG_GTK));
9299 wpa_printf(MSG_ERROR,
9300 "nl80211: Failed to set IPv6 unicast in multicast filter");
9304 /* Configure filtering of unicast frame encrypted using GTK */
9305 os_snprintf(path, sizeof(path),
9306 "/proc/sys/net/ipv4/conf/%s/drop_gratuitous_arp",
9308 ret = nl80211_write_to_file(path,
9310 WPA_DATA_FRAME_FILTER_FLAG_ARP));
9312 wpa_printf(MSG_ERROR,
9313 "nl80211: Failed set gratuitous ARP filter");
9317 /* Configure filtering of IPv6 NA frames */
9318 os_snprintf(path, sizeof(path),
9319 "/proc/sys/net/ipv6/conf/%s/drop_unsolicited_na",
9321 ret = nl80211_write_to_file(path,
9323 WPA_DATA_FRAME_FILTER_FLAG_NA));
9325 wpa_printf(MSG_ERROR,
9326 "nl80211: Failed to set unsolicited NA filter");
9334 static int nl80211_get_ext_capab(void *priv, enum wpa_driver_if_type type,
9335 const u8 **ext_capa, const u8 **ext_capa_mask,
9336 unsigned int *ext_capa_len)
9338 struct i802_bss *bss = priv;
9339 struct wpa_driver_nl80211_data *drv = bss->drv;
9340 enum nl80211_iftype nlmode;
9343 if (!ext_capa || !ext_capa_mask || !ext_capa_len)
9346 nlmode = wpa_driver_nl80211_if_type(type);
9348 /* By default, use the per-radio values */
9349 *ext_capa = drv->extended_capa;
9350 *ext_capa_mask = drv->extended_capa_mask;
9351 *ext_capa_len = drv->extended_capa_len;
9353 /* Replace the default value if a per-interface type value exists */
9354 for (i = 0; i < drv->num_iface_ext_capa; i++) {
9355 if (nlmode == drv->iface_ext_capa[i].iftype) {
9356 *ext_capa = drv->iface_ext_capa[i].ext_capa;
9357 *ext_capa_mask = drv->iface_ext_capa[i].ext_capa_mask;
9358 *ext_capa_len = drv->iface_ext_capa[i].ext_capa_len;
9367 const struct wpa_driver_ops wpa_driver_nl80211_ops = {
9369 .desc = "Linux nl80211/cfg80211",
9370 .get_bssid = wpa_driver_nl80211_get_bssid,
9371 .get_ssid = wpa_driver_nl80211_get_ssid,
9372 .set_key = driver_nl80211_set_key,
9373 .scan2 = driver_nl80211_scan2,
9374 .sched_scan = wpa_driver_nl80211_sched_scan,
9375 .stop_sched_scan = wpa_driver_nl80211_stop_sched_scan,
9376 .get_scan_results2 = wpa_driver_nl80211_get_scan_results,
9377 .abort_scan = wpa_driver_nl80211_abort_scan,
9378 .deauthenticate = driver_nl80211_deauthenticate,
9379 .authenticate = driver_nl80211_authenticate,
9380 .associate = wpa_driver_nl80211_associate,
9381 .global_init = nl80211_global_init,
9382 .global_deinit = nl80211_global_deinit,
9383 .init2 = wpa_driver_nl80211_init,
9384 .deinit = driver_nl80211_deinit,
9385 .get_capa = wpa_driver_nl80211_get_capa,
9386 .set_operstate = wpa_driver_nl80211_set_operstate,
9387 .set_supp_port = wpa_driver_nl80211_set_supp_port,
9388 .set_country = wpa_driver_nl80211_set_country,
9389 .get_country = wpa_driver_nl80211_get_country,
9390 .set_ap = wpa_driver_nl80211_set_ap,
9391 .set_acl = wpa_driver_nl80211_set_acl,
9392 .if_add = wpa_driver_nl80211_if_add,
9393 .if_remove = driver_nl80211_if_remove,
9394 .send_mlme = driver_nl80211_send_mlme,
9395 .get_hw_feature_data = nl80211_get_hw_feature_data,
9396 .sta_add = wpa_driver_nl80211_sta_add,
9397 .sta_remove = driver_nl80211_sta_remove,
9398 .hapd_send_eapol = wpa_driver_nl80211_hapd_send_eapol,
9399 .sta_set_flags = wpa_driver_nl80211_sta_set_flags,
9400 .hapd_init = i802_init,
9401 .hapd_deinit = i802_deinit,
9402 .set_wds_sta = i802_set_wds_sta,
9403 .get_seqnum = i802_get_seqnum,
9404 .flush = i802_flush,
9405 .get_inact_sec = i802_get_inact_sec,
9406 .sta_clear_stats = i802_sta_clear_stats,
9407 .set_rts = i802_set_rts,
9408 .set_frag = i802_set_frag,
9409 .set_tx_queue_params = i802_set_tx_queue_params,
9410 .set_sta_vlan = driver_nl80211_set_sta_vlan,
9411 .sta_deauth = i802_sta_deauth,
9412 .sta_disassoc = i802_sta_disassoc,
9413 .read_sta_data = driver_nl80211_read_sta_data,
9414 .set_freq = i802_set_freq,
9415 .send_action = driver_nl80211_send_action,
9416 .send_action_cancel_wait = wpa_driver_nl80211_send_action_cancel_wait,
9417 .remain_on_channel = wpa_driver_nl80211_remain_on_channel,
9418 .cancel_remain_on_channel =
9419 wpa_driver_nl80211_cancel_remain_on_channel,
9420 .probe_req_report = driver_nl80211_probe_req_report,
9421 .deinit_ap = wpa_driver_nl80211_deinit_ap,
9422 .deinit_p2p_cli = wpa_driver_nl80211_deinit_p2p_cli,
9423 .resume = wpa_driver_nl80211_resume,
9424 .signal_monitor = nl80211_signal_monitor,
9425 .signal_poll = nl80211_signal_poll,
9426 .send_frame = nl80211_send_frame,
9427 .set_param = nl80211_set_param,
9428 .get_radio_name = nl80211_get_radio_name,
9429 .add_pmkid = nl80211_add_pmkid,
9430 .remove_pmkid = nl80211_remove_pmkid,
9431 .flush_pmkid = nl80211_flush_pmkid,
9432 .set_rekey_info = nl80211_set_rekey_info,
9433 .poll_client = nl80211_poll_client,
9434 .set_p2p_powersave = nl80211_set_p2p_powersave,
9435 .start_dfs_cac = nl80211_start_radar_detection,
9436 .stop_ap = wpa_driver_nl80211_stop_ap,
9438 .send_tdls_mgmt = nl80211_send_tdls_mgmt,
9439 .tdls_oper = nl80211_tdls_oper,
9440 .tdls_enable_channel_switch = nl80211_tdls_enable_channel_switch,
9441 .tdls_disable_channel_switch = nl80211_tdls_disable_channel_switch,
9442 #endif /* CONFIG_TDLS */
9443 .update_ft_ies = wpa_driver_nl80211_update_ft_ies,
9444 .get_mac_addr = wpa_driver_nl80211_get_macaddr,
9445 .get_survey = wpa_driver_nl80211_get_survey,
9446 .status = wpa_driver_nl80211_status,
9447 .switch_channel = nl80211_switch_channel,
9449 .set_noa = wpa_driver_set_p2p_noa,
9450 .get_noa = wpa_driver_get_p2p_noa,
9451 .set_ap_wps_ie = wpa_driver_set_ap_wps_p2p_ie,
9452 #endif /* ANDROID_P2P */
9454 #ifndef ANDROID_LIB_STUB
9455 .driver_cmd = wpa_driver_nl80211_driver_cmd,
9456 #endif /* !ANDROID_LIB_STUB */
9457 #endif /* ANDROID */
9458 .vendor_cmd = nl80211_vendor_cmd,
9459 .set_qos_map = nl80211_set_qos_map,
9460 .set_wowlan = nl80211_set_wowlan,
9461 .set_mac_addr = nl80211_set_mac_addr,
9463 .init_mesh = wpa_driver_nl80211_init_mesh,
9464 .join_mesh = wpa_driver_nl80211_join_mesh,
9465 .leave_mesh = wpa_driver_nl80211_leave_mesh,
9466 #endif /* CONFIG_MESH */
9467 .br_add_ip_neigh = wpa_driver_br_add_ip_neigh,
9468 .br_delete_ip_neigh = wpa_driver_br_delete_ip_neigh,
9469 .br_port_set_attr = wpa_driver_br_port_set_attr,
9470 .br_set_net_param = wpa_driver_br_set_net_param,
9471 .add_tx_ts = nl80211_add_ts,
9472 .del_tx_ts = nl80211_del_ts,
9473 .get_ifindex = nl80211_get_ifindex,
9474 #ifdef CONFIG_DRIVER_NL80211_QCA
9475 .roaming = nl80211_roaming,
9476 .do_acs = wpa_driver_do_acs,
9477 .set_band = nl80211_set_band,
9478 .get_pref_freq_list = nl80211_get_pref_freq_list,
9479 .set_prob_oper_freq = nl80211_set_prob_oper_freq,
9480 .p2p_lo_start = nl80211_p2p_lo_start,
9481 .p2p_lo_stop = nl80211_p2p_lo_stop,
9482 .set_default_scan_ies = nl80211_set_default_scan_ies,
9483 #endif /* CONFIG_DRIVER_NL80211_QCA */
9484 .configure_data_frame_filters = nl80211_configure_data_frame_filters,
9485 .get_ext_capab = nl80211_get_ext_capab,