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 nlmode = nl80211_get_ifmode(bss);
2338 nlmode = NL80211_IFTYPE_STATION;
2340 if (wpa_driver_nl80211_set_mode(bss, nlmode) < 0) {
2341 wpa_printf(MSG_ERROR, "nl80211: Could not configure driver mode");
2345 if (nlmode == NL80211_IFTYPE_P2P_DEVICE)
2346 nl80211_get_macaddr(bss);
2348 wpa_driver_nl80211_drv_init_rfkill(drv);
2350 if (!rfkill_is_blocked(drv->rfkill)) {
2351 int ret = i802_set_iface_flags(bss, 1);
2353 wpa_printf(MSG_ERROR, "nl80211: Could not set "
2354 "interface '%s' UP", bss->ifname);
2358 if (is_p2p_net_interface(nlmode))
2359 nl80211_disable_11b_rates(bss->drv,
2360 bss->drv->ifindex, 1);
2362 if (nlmode == NL80211_IFTYPE_P2P_DEVICE)
2365 wpa_printf(MSG_DEBUG, "nl80211: Could not yet enable "
2366 "interface '%s' due to rfkill", bss->ifname);
2367 if (nlmode != NL80211_IFTYPE_P2P_DEVICE)
2368 drv->if_disabled = 1;
2370 send_rfkill_event = 1;
2373 if (!drv->hostapd && nlmode != NL80211_IFTYPE_P2P_DEVICE)
2374 netlink_send_oper_ifla(drv->global->netlink, drv->ifindex,
2375 1, IF_OPER_DORMANT);
2377 if (nlmode != NL80211_IFTYPE_P2P_DEVICE) {
2378 if (linux_get_ifhwaddr(drv->global->ioctl_sock, bss->ifname,
2381 os_memcpy(drv->perm_addr, bss->addr, ETH_ALEN);
2384 if (send_rfkill_event) {
2385 eloop_register_timeout(0, 0, wpa_driver_nl80211_send_rfkill,
2389 if (drv->vendor_cmd_test_avail)
2390 qca_vendor_test(drv);
2396 static int wpa_driver_nl80211_del_beacon(struct wpa_driver_nl80211_data *drv)
2400 wpa_printf(MSG_DEBUG, "nl80211: Remove beacon (ifindex=%d)",
2402 msg = nl80211_drv_msg(drv, 0, NL80211_CMD_DEL_BEACON);
2403 return send_and_recv_msgs(drv, msg, NULL, NULL);
2408 * wpa_driver_nl80211_deinit - Deinitialize nl80211 driver interface
2409 * @bss: Pointer to private nl80211 data from wpa_driver_nl80211_init()
2411 * Shut down driver interface and processing of driver events. Free
2412 * private data buffer if one was allocated in wpa_driver_nl80211_init().
2414 static void wpa_driver_nl80211_deinit(struct i802_bss *bss)
2416 struct wpa_driver_nl80211_data *drv = bss->drv;
2419 wpa_printf(MSG_INFO, "nl80211: deinit ifname=%s disabled_11b_rates=%d",
2420 bss->ifname, drv->disabled_11b_rates);
2423 if (drv->data_tx_status)
2424 eloop_unregister_read_sock(drv->eapol_tx_sock);
2425 if (drv->eapol_tx_sock >= 0)
2426 close(drv->eapol_tx_sock);
2429 wpa_driver_nl80211_probe_req_report(bss, 0);
2430 if (bss->added_if_into_bridge) {
2431 if (linux_br_del_if(drv->global->ioctl_sock, bss->brname,
2433 wpa_printf(MSG_INFO, "nl80211: Failed to remove "
2434 "interface %s from bridge %s: %s",
2435 bss->ifname, bss->brname, strerror(errno));
2437 nl80211_handle_destroy(drv->rtnl_sk);
2439 if (bss->added_bridge) {
2440 if (linux_set_iface_flags(drv->global->ioctl_sock, bss->brname,
2442 wpa_printf(MSG_INFO,
2443 "nl80211: Could not set bridge %s down",
2445 if (linux_br_del(drv->global->ioctl_sock, bss->brname) < 0)
2446 wpa_printf(MSG_INFO, "nl80211: Failed to remove "
2448 bss->brname, strerror(errno));
2451 nl80211_remove_monitor_interface(drv);
2453 if (is_ap_interface(drv->nlmode))
2454 wpa_driver_nl80211_del_beacon(drv);
2456 if (drv->eapol_sock >= 0) {
2457 eloop_unregister_read_sock(drv->eapol_sock);
2458 close(drv->eapol_sock);
2461 if (drv->if_indices != drv->default_if_indices)
2462 os_free(drv->if_indices);
2464 if (drv->if_indices_reason != drv->default_if_indices_reason)
2465 os_free(drv->if_indices_reason);
2467 if (drv->disabled_11b_rates)
2468 nl80211_disable_11b_rates(drv, drv->ifindex, 0);
2470 netlink_send_oper_ifla(drv->global->netlink, drv->ifindex, 0,
2472 eloop_cancel_timeout(wpa_driver_nl80211_send_rfkill, drv, drv->ctx);
2473 rfkill_deinit(drv->rfkill);
2475 eloop_cancel_timeout(wpa_driver_nl80211_scan_timeout, drv, drv->ctx);
2477 if (!drv->start_iface_up)
2478 (void) i802_set_iface_flags(bss, 0);
2480 if (drv->addr_changed) {
2481 if (linux_set_iface_flags(drv->global->ioctl_sock, bss->ifname,
2483 wpa_printf(MSG_DEBUG,
2484 "nl80211: Could not set interface down to restore permanent MAC address");
2486 if (linux_set_ifhwaddr(drv->global->ioctl_sock, bss->ifname,
2487 drv->perm_addr) < 0) {
2488 wpa_printf(MSG_DEBUG,
2489 "nl80211: Could not restore permanent MAC address");
2493 if (drv->nlmode != NL80211_IFTYPE_P2P_DEVICE) {
2494 if (!drv->hostapd || !drv->start_mode_ap)
2495 wpa_driver_nl80211_set_mode(bss,
2496 NL80211_IFTYPE_STATION);
2497 nl80211_mgmt_unsubscribe(bss, "deinit");
2499 nl80211_mgmt_unsubscribe(bss, "deinit");
2500 nl80211_del_p2pdev(bss);
2503 nl80211_destroy_bss(drv->first_bss);
2505 os_free(drv->filter_ssids);
2507 os_free(drv->auth_ie);
2509 if (drv->in_interface_list)
2510 dl_list_del(&drv->list);
2512 os_free(drv->extended_capa);
2513 os_free(drv->extended_capa_mask);
2514 for (i = 0; i < drv->num_iface_ext_capa; i++) {
2515 os_free(drv->iface_ext_capa[i].ext_capa);
2516 os_free(drv->iface_ext_capa[i].ext_capa_mask);
2518 os_free(drv->first_bss);
2523 static u32 wpa_alg_to_cipher_suite(enum wpa_alg alg, size_t key_len)
2528 return WLAN_CIPHER_SUITE_WEP40;
2529 return WLAN_CIPHER_SUITE_WEP104;
2531 return WLAN_CIPHER_SUITE_TKIP;
2533 return WLAN_CIPHER_SUITE_CCMP;
2535 return WLAN_CIPHER_SUITE_GCMP;
2536 case WPA_ALG_CCMP_256:
2537 return WLAN_CIPHER_SUITE_CCMP_256;
2538 case WPA_ALG_GCMP_256:
2539 return WLAN_CIPHER_SUITE_GCMP_256;
2541 return WLAN_CIPHER_SUITE_AES_CMAC;
2542 case WPA_ALG_BIP_GMAC_128:
2543 return WLAN_CIPHER_SUITE_BIP_GMAC_128;
2544 case WPA_ALG_BIP_GMAC_256:
2545 return WLAN_CIPHER_SUITE_BIP_GMAC_256;
2546 case WPA_ALG_BIP_CMAC_256:
2547 return WLAN_CIPHER_SUITE_BIP_CMAC_256;
2549 return WLAN_CIPHER_SUITE_SMS4;
2551 return WLAN_CIPHER_SUITE_KRK;
2554 wpa_printf(MSG_ERROR, "nl80211: Unexpected encryption algorithm %d",
2559 wpa_printf(MSG_ERROR, "nl80211: Unsupported encryption algorithm %d",
2565 static u32 wpa_cipher_to_cipher_suite(unsigned int cipher)
2568 case WPA_CIPHER_CCMP_256:
2569 return WLAN_CIPHER_SUITE_CCMP_256;
2570 case WPA_CIPHER_GCMP_256:
2571 return WLAN_CIPHER_SUITE_GCMP_256;
2572 case WPA_CIPHER_CCMP:
2573 return WLAN_CIPHER_SUITE_CCMP;
2574 case WPA_CIPHER_GCMP:
2575 return WLAN_CIPHER_SUITE_GCMP;
2576 case WPA_CIPHER_TKIP:
2577 return WLAN_CIPHER_SUITE_TKIP;
2578 case WPA_CIPHER_WEP104:
2579 return WLAN_CIPHER_SUITE_WEP104;
2580 case WPA_CIPHER_WEP40:
2581 return WLAN_CIPHER_SUITE_WEP40;
2582 case WPA_CIPHER_GTK_NOT_USED:
2583 return WLAN_CIPHER_SUITE_NO_GROUP_ADDR;
2590 static int wpa_cipher_to_cipher_suites(unsigned int ciphers, u32 suites[],
2595 if (num_suites < max_suites && ciphers & WPA_CIPHER_CCMP_256)
2596 suites[num_suites++] = WLAN_CIPHER_SUITE_CCMP_256;
2597 if (num_suites < max_suites && ciphers & WPA_CIPHER_GCMP_256)
2598 suites[num_suites++] = WLAN_CIPHER_SUITE_GCMP_256;
2599 if (num_suites < max_suites && ciphers & WPA_CIPHER_CCMP)
2600 suites[num_suites++] = WLAN_CIPHER_SUITE_CCMP;
2601 if (num_suites < max_suites && ciphers & WPA_CIPHER_GCMP)
2602 suites[num_suites++] = WLAN_CIPHER_SUITE_GCMP;
2603 if (num_suites < max_suites && ciphers & WPA_CIPHER_TKIP)
2604 suites[num_suites++] = WLAN_CIPHER_SUITE_TKIP;
2605 if (num_suites < max_suites && ciphers & WPA_CIPHER_WEP104)
2606 suites[num_suites++] = WLAN_CIPHER_SUITE_WEP104;
2607 if (num_suites < max_suites && ciphers & WPA_CIPHER_WEP40)
2608 suites[num_suites++] = WLAN_CIPHER_SUITE_WEP40;
2614 #ifdef CONFIG_DRIVER_NL80211_QCA
2615 static int issue_key_mgmt_set_key(struct wpa_driver_nl80211_data *drv,
2616 const u8 *key, size_t key_len)
2621 if (!(drv->capa.flags & WPA_DRIVER_FLAGS_KEY_MGMT_OFFLOAD))
2624 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) ||
2625 nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) ||
2626 nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD,
2627 QCA_NL80211_VENDOR_SUBCMD_KEY_MGMT_SET_KEY) ||
2628 nla_put(msg, NL80211_ATTR_VENDOR_DATA, key_len, key)) {
2629 nl80211_nlmsg_clear(msg);
2633 ret = send_and_recv_msgs(drv, msg, NULL, (void *) -1);
2635 wpa_printf(MSG_DEBUG,
2636 "nl80211: Key management set key failed: ret=%d (%s)",
2637 ret, strerror(-ret));
2642 #endif /* CONFIG_DRIVER_NL80211_QCA */
2645 static int wpa_driver_nl80211_set_key(const char *ifname, struct i802_bss *bss,
2646 enum wpa_alg alg, const u8 *addr,
2647 int key_idx, int set_tx,
2648 const u8 *seq, size_t seq_len,
2649 const u8 *key, size_t key_len)
2651 struct wpa_driver_nl80211_data *drv = bss->drv;
2653 struct nl_msg *msg = NULL;
2657 /* Ignore for P2P Device */
2658 if (drv->nlmode == NL80211_IFTYPE_P2P_DEVICE)
2661 ifindex = if_nametoindex(ifname);
2662 wpa_printf(MSG_DEBUG, "%s: ifindex=%d (%s) alg=%d addr=%p key_idx=%d "
2663 "set_tx=%d seq_len=%lu key_len=%lu",
2664 __func__, ifindex, ifname, alg, addr, key_idx, set_tx,
2665 (unsigned long) seq_len, (unsigned long) key_len);
2667 if (key_idx == -1) {
2671 #endif /* CONFIG_TDLS */
2673 #ifdef CONFIG_DRIVER_NL80211_QCA
2674 if (alg == WPA_ALG_PMK &&
2675 (drv->capa.flags & WPA_DRIVER_FLAGS_KEY_MGMT_OFFLOAD)) {
2676 wpa_printf(MSG_DEBUG, "%s: calling issue_key_mgmt_set_key",
2678 ret = issue_key_mgmt_set_key(drv, key, key_len);
2681 #endif /* CONFIG_DRIVER_NL80211_QCA */
2683 if (alg == WPA_ALG_NONE) {
2684 msg = nl80211_ifindex_msg(drv, ifindex, 0, NL80211_CMD_DEL_KEY);
2690 suite = wpa_alg_to_cipher_suite(alg, key_len);
2693 msg = nl80211_ifindex_msg(drv, ifindex, 0, NL80211_CMD_NEW_KEY);
2695 nla_put(msg, NL80211_ATTR_KEY_DATA, key_len, key) ||
2696 nla_put_u32(msg, NL80211_ATTR_KEY_CIPHER, suite))
2698 wpa_hexdump_key(MSG_DEBUG, "nl80211: KEY_DATA", key, key_len);
2701 if (seq && seq_len) {
2702 if (nla_put(msg, NL80211_ATTR_KEY_SEQ, seq_len, seq))
2704 wpa_hexdump(MSG_DEBUG, "nl80211: KEY_SEQ", seq, seq_len);
2707 if (addr && !is_broadcast_ether_addr(addr)) {
2708 wpa_printf(MSG_DEBUG, " addr=" MACSTR, MAC2STR(addr));
2709 if (nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr))
2712 if (alg != WPA_ALG_WEP && key_idx && !set_tx) {
2713 wpa_printf(MSG_DEBUG, " RSN IBSS RX GTK");
2714 if (nla_put_u32(msg, NL80211_ATTR_KEY_TYPE,
2715 NL80211_KEYTYPE_GROUP))
2718 } else if (addr && is_broadcast_ether_addr(addr)) {
2719 struct nlattr *types;
2721 wpa_printf(MSG_DEBUG, " broadcast key");
2723 types = nla_nest_start(msg, NL80211_ATTR_KEY_DEFAULT_TYPES);
2725 nla_put_flag(msg, NL80211_KEY_DEFAULT_TYPE_MULTICAST))
2727 nla_nest_end(msg, types);
2729 if (nla_put_u8(msg, NL80211_ATTR_KEY_IDX, key_idx))
2732 ret = send_and_recv_msgs(drv, msg, NULL, key ? (void *) -1 : NULL);
2733 if ((ret == -ENOENT || ret == -ENOLINK) && alg == WPA_ALG_NONE)
2736 wpa_printf(MSG_DEBUG, "nl80211: set_key failed; err=%d %s)",
2737 ret, strerror(-ret));
2740 * If we failed or don't need to set the default TX key (below),
2743 if (ret || !set_tx || alg == WPA_ALG_NONE || tdls)
2745 if (is_ap_interface(drv->nlmode) && addr &&
2746 !is_broadcast_ether_addr(addr))
2749 msg = nl80211_ifindex_msg(drv, ifindex, 0, NL80211_CMD_SET_KEY);
2751 nla_put_u8(msg, NL80211_ATTR_KEY_IDX, key_idx) ||
2752 nla_put_flag(msg, (alg == WPA_ALG_IGTK ||
2753 alg == WPA_ALG_BIP_GMAC_128 ||
2754 alg == WPA_ALG_BIP_GMAC_256 ||
2755 alg == WPA_ALG_BIP_CMAC_256) ?
2756 NL80211_ATTR_KEY_DEFAULT_MGMT :
2757 NL80211_ATTR_KEY_DEFAULT))
2759 if (addr && is_broadcast_ether_addr(addr)) {
2760 struct nlattr *types;
2762 types = nla_nest_start(msg, NL80211_ATTR_KEY_DEFAULT_TYPES);
2764 nla_put_flag(msg, NL80211_KEY_DEFAULT_TYPE_MULTICAST))
2766 nla_nest_end(msg, types);
2768 struct nlattr *types;
2770 types = nla_nest_start(msg, NL80211_ATTR_KEY_DEFAULT_TYPES);
2772 nla_put_flag(msg, NL80211_KEY_DEFAULT_TYPE_UNICAST))
2774 nla_nest_end(msg, types);
2777 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
2781 wpa_printf(MSG_DEBUG, "nl80211: set_key default failed; "
2782 "err=%d %s)", ret, strerror(-ret));
2786 nl80211_nlmsg_clear(msg);
2792 static int nl_add_key(struct nl_msg *msg, enum wpa_alg alg,
2793 int key_idx, int defkey,
2794 const u8 *seq, size_t seq_len,
2795 const u8 *key, size_t key_len)
2797 struct nlattr *key_attr = nla_nest_start(msg, NL80211_ATTR_KEY);
2803 suite = wpa_alg_to_cipher_suite(alg, key_len);
2807 if (defkey && alg == WPA_ALG_IGTK) {
2808 if (nla_put_flag(msg, NL80211_KEY_DEFAULT_MGMT))
2810 } else if (defkey) {
2811 if (nla_put_flag(msg, NL80211_KEY_DEFAULT))
2815 if (nla_put_u8(msg, NL80211_KEY_IDX, key_idx) ||
2816 nla_put_u32(msg, NL80211_KEY_CIPHER, suite) ||
2818 nla_put(msg, NL80211_KEY_SEQ, seq_len, seq)) ||
2819 nla_put(msg, NL80211_KEY_DATA, key_len, key))
2822 nla_nest_end(msg, key_attr);
2828 static int nl80211_set_conn_keys(struct wpa_driver_associate_params *params,
2832 struct nlattr *nl_keys, *nl_key;
2834 for (i = 0; i < 4; i++) {
2835 if (!params->wep_key[i])
2840 if (params->wps == WPS_MODE_PRIVACY)
2842 if (params->pairwise_suite &&
2843 params->pairwise_suite != WPA_CIPHER_NONE)
2849 if (nla_put_flag(msg, NL80211_ATTR_PRIVACY))
2852 nl_keys = nla_nest_start(msg, NL80211_ATTR_KEYS);
2856 for (i = 0; i < 4; i++) {
2857 if (!params->wep_key[i])
2860 nl_key = nla_nest_start(msg, i);
2862 nla_put(msg, NL80211_KEY_DATA, params->wep_key_len[i],
2863 params->wep_key[i]) ||
2864 nla_put_u32(msg, NL80211_KEY_CIPHER,
2865 params->wep_key_len[i] == 5 ?
2866 WLAN_CIPHER_SUITE_WEP40 :
2867 WLAN_CIPHER_SUITE_WEP104) ||
2868 nla_put_u8(msg, NL80211_KEY_IDX, i) ||
2869 (i == params->wep_tx_keyidx &&
2870 nla_put_flag(msg, NL80211_KEY_DEFAULT)))
2873 nla_nest_end(msg, nl_key);
2875 nla_nest_end(msg, nl_keys);
2881 int wpa_driver_nl80211_mlme(struct wpa_driver_nl80211_data *drv,
2882 const u8 *addr, int cmd, u16 reason_code,
2883 int local_state_change)
2888 if (!(msg = nl80211_drv_msg(drv, 0, cmd)) ||
2889 nla_put_u16(msg, NL80211_ATTR_REASON_CODE, reason_code) ||
2890 (addr && nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr)) ||
2891 (local_state_change &&
2892 nla_put_flag(msg, NL80211_ATTR_LOCAL_STATE_CHANGE))) {
2897 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
2899 wpa_dbg(drv->ctx, MSG_DEBUG,
2900 "nl80211: MLME command failed: reason=%u ret=%d (%s)",
2901 reason_code, ret, strerror(-ret));
2907 static int wpa_driver_nl80211_disconnect(struct wpa_driver_nl80211_data *drv,
2912 wpa_printf(MSG_DEBUG, "%s(reason_code=%d)", __func__, reason_code);
2913 nl80211_mark_disconnected(drv);
2914 /* Disconnect command doesn't need BSSID - it uses cached value */
2915 ret = wpa_driver_nl80211_mlme(drv, NULL, NL80211_CMD_DISCONNECT,
2918 * For locally generated disconnect, supplicant already generates a
2919 * DEAUTH event, so ignore the event from NL80211.
2921 drv->ignore_next_local_disconnect = ret == 0;
2927 static int wpa_driver_nl80211_deauthenticate(struct i802_bss *bss,
2928 const u8 *addr, int reason_code)
2930 struct wpa_driver_nl80211_data *drv = bss->drv;
2933 if (drv->nlmode == NL80211_IFTYPE_ADHOC) {
2934 nl80211_mark_disconnected(drv);
2935 return nl80211_leave_ibss(drv, 1);
2937 if (!(drv->capa.flags & WPA_DRIVER_FLAGS_SME))
2938 return wpa_driver_nl80211_disconnect(drv, reason_code);
2939 wpa_printf(MSG_DEBUG, "%s(addr=" MACSTR " reason_code=%d)",
2940 __func__, MAC2STR(addr), reason_code);
2941 nl80211_mark_disconnected(drv);
2942 ret = wpa_driver_nl80211_mlme(drv, addr, NL80211_CMD_DEAUTHENTICATE,
2945 * For locally generated deauthenticate, supplicant already generates a
2946 * DEAUTH event, so ignore the event from NL80211.
2948 drv->ignore_next_local_deauth = ret == 0;
2953 static void nl80211_copy_auth_params(struct wpa_driver_nl80211_data *drv,
2954 struct wpa_driver_auth_params *params)
2958 drv->auth_freq = params->freq;
2959 drv->auth_alg = params->auth_alg;
2960 drv->auth_wep_tx_keyidx = params->wep_tx_keyidx;
2961 drv->auth_local_state_change = params->local_state_change;
2962 drv->auth_p2p = params->p2p;
2965 os_memcpy(drv->auth_bssid_, params->bssid, ETH_ALEN);
2967 os_memset(drv->auth_bssid_, 0, ETH_ALEN);
2970 os_memcpy(drv->auth_ssid, params->ssid, params->ssid_len);
2971 drv->auth_ssid_len = params->ssid_len;
2973 drv->auth_ssid_len = 0;
2976 os_free(drv->auth_ie);
2977 drv->auth_ie = NULL;
2978 drv->auth_ie_len = 0;
2980 drv->auth_ie = os_malloc(params->ie_len);
2982 os_memcpy(drv->auth_ie, params->ie, params->ie_len);
2983 drv->auth_ie_len = params->ie_len;
2987 for (i = 0; i < 4; i++) {
2988 if (params->wep_key[i] && params->wep_key_len[i] &&
2989 params->wep_key_len[i] <= 16) {
2990 os_memcpy(drv->auth_wep_key[i], params->wep_key[i],
2991 params->wep_key_len[i]);
2992 drv->auth_wep_key_len[i] = params->wep_key_len[i];
2994 drv->auth_wep_key_len[i] = 0;
2999 static void nl80211_unmask_11b_rates(struct i802_bss *bss)
3001 struct wpa_driver_nl80211_data *drv = bss->drv;
3003 if (is_p2p_net_interface(drv->nlmode) || !drv->disabled_11b_rates)
3007 * Looks like we failed to unmask 11b rates previously. This could
3008 * happen, e.g., if the interface was down at the point in time when a
3009 * P2P group was terminated.
3011 wpa_printf(MSG_DEBUG,
3012 "nl80211: Interface %s mode is for non-P2P, but 11b rates were disabled - re-enable them",
3014 nl80211_disable_11b_rates(drv, drv->ifindex, 0);
3018 static int wpa_driver_nl80211_authenticate(
3019 struct i802_bss *bss, struct wpa_driver_auth_params *params)
3021 struct wpa_driver_nl80211_data *drv = bss->drv;
3024 enum nl80211_auth_type type;
3025 enum nl80211_iftype nlmode;
3029 nl80211_unmask_11b_rates(bss);
3031 is_retry = drv->retry_auth;
3032 drv->retry_auth = 0;
3033 drv->ignore_deauth_event = 0;
3035 nl80211_mark_disconnected(drv);
3036 os_memset(drv->auth_bssid, 0, ETH_ALEN);
3038 os_memcpy(drv->auth_attempt_bssid, params->bssid, ETH_ALEN);
3040 os_memset(drv->auth_attempt_bssid, 0, ETH_ALEN);
3041 /* FIX: IBSS mode */
3042 nlmode = params->p2p ?
3043 NL80211_IFTYPE_P2P_CLIENT : NL80211_IFTYPE_STATION;
3044 if (drv->nlmode != nlmode &&
3045 wpa_driver_nl80211_set_mode(bss, nlmode) < 0)
3049 wpa_printf(MSG_DEBUG, "nl80211: Authenticate (ifindex=%d)",
3052 msg = nl80211_drv_msg(drv, 0, NL80211_CMD_AUTHENTICATE);
3056 for (i = 0; i < 4; i++) {
3057 if (!params->wep_key[i])
3059 wpa_driver_nl80211_set_key(bss->ifname, bss, WPA_ALG_WEP,
3061 i == params->wep_tx_keyidx, NULL, 0,
3063 params->wep_key_len[i]);
3064 if (params->wep_tx_keyidx != i)
3066 if (nl_add_key(msg, WPA_ALG_WEP, i, 1, NULL, 0,
3067 params->wep_key[i], params->wep_key_len[i]))
3071 if (params->bssid) {
3072 wpa_printf(MSG_DEBUG, " * bssid=" MACSTR,
3073 MAC2STR(params->bssid));
3074 if (nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, params->bssid))
3078 wpa_printf(MSG_DEBUG, " * freq=%d", params->freq);
3079 if (nla_put_u32(msg, NL80211_ATTR_WIPHY_FREQ, params->freq))
3083 wpa_hexdump_ascii(MSG_DEBUG, " * SSID",
3084 params->ssid, params->ssid_len);
3085 if (nla_put(msg, NL80211_ATTR_SSID, params->ssid_len,
3089 wpa_hexdump(MSG_DEBUG, " * IEs", params->ie, params->ie_len);
3091 nla_put(msg, NL80211_ATTR_IE, params->ie_len, params->ie))
3093 if (params->sae_data) {
3094 wpa_hexdump(MSG_DEBUG, " * SAE data", params->sae_data,
3095 params->sae_data_len);
3096 if (nla_put(msg, NL80211_ATTR_SAE_DATA, params->sae_data_len,
3100 if (params->auth_alg & WPA_AUTH_ALG_OPEN)
3101 type = NL80211_AUTHTYPE_OPEN_SYSTEM;
3102 else if (params->auth_alg & WPA_AUTH_ALG_SHARED)
3103 type = NL80211_AUTHTYPE_SHARED_KEY;
3104 else if (params->auth_alg & WPA_AUTH_ALG_LEAP)
3105 type = NL80211_AUTHTYPE_NETWORK_EAP;
3106 else if (params->auth_alg & WPA_AUTH_ALG_FT)
3107 type = NL80211_AUTHTYPE_FT;
3108 else if (params->auth_alg & WPA_AUTH_ALG_SAE)
3109 type = NL80211_AUTHTYPE_SAE;
3112 wpa_printf(MSG_DEBUG, " * Auth Type %d", type);
3113 if (nla_put_u32(msg, NL80211_ATTR_AUTH_TYPE, type))
3115 if (params->local_state_change) {
3116 wpa_printf(MSG_DEBUG, " * Local state change only");
3117 if (nla_put_flag(msg, NL80211_ATTR_LOCAL_STATE_CHANGE))
3121 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
3124 wpa_dbg(drv->ctx, MSG_DEBUG,
3125 "nl80211: MLME command failed (auth): ret=%d (%s)",
3126 ret, strerror(-ret));
3128 if (ret == -EALREADY && count == 1 && params->bssid &&
3129 !params->local_state_change) {
3131 * mac80211 does not currently accept new
3132 * authentication if we are already authenticated. As a
3133 * workaround, force deauthentication and try again.
3135 wpa_printf(MSG_DEBUG, "nl80211: Retry authentication "
3136 "after forced deauthentication");
3137 drv->ignore_deauth_event = 1;
3138 wpa_driver_nl80211_deauthenticate(
3140 WLAN_REASON_PREV_AUTH_NOT_VALID);
3145 if (ret == -ENOENT && params->freq && !is_retry) {
3147 * cfg80211 has likely expired the BSS entry even
3148 * though it was previously available in our internal
3149 * BSS table. To recover quickly, start a single
3150 * channel scan on the specified channel.
3152 struct wpa_driver_scan_params scan;
3155 os_memset(&scan, 0, sizeof(scan));
3158 scan.ssids[0].ssid = params->ssid;
3159 scan.ssids[0].ssid_len = params->ssid_len;
3161 freqs[0] = params->freq;
3164 wpa_printf(MSG_DEBUG, "nl80211: Trigger single "
3165 "channel scan to refresh cfg80211 BSS "
3167 ret = wpa_driver_nl80211_scan(bss, &scan);
3169 nl80211_copy_auth_params(drv, params);
3170 drv->scan_for_auth = 1;
3172 } else if (is_retry) {
3174 * Need to indicate this with an event since the return
3175 * value from the retry is not delivered to core code.
3177 union wpa_event_data event;
3178 wpa_printf(MSG_DEBUG, "nl80211: Authentication retry "
3180 os_memset(&event, 0, sizeof(event));
3181 os_memcpy(event.timeout_event.addr, drv->auth_bssid_,
3183 wpa_supplicant_event(drv->ctx, EVENT_AUTH_TIMED_OUT,
3187 wpa_printf(MSG_DEBUG,
3188 "nl80211: Authentication request send successfully");
3197 int wpa_driver_nl80211_authenticate_retry(struct wpa_driver_nl80211_data *drv)
3199 struct wpa_driver_auth_params params;
3200 struct i802_bss *bss = drv->first_bss;
3203 wpa_printf(MSG_DEBUG, "nl80211: Try to authenticate again");
3205 os_memset(¶ms, 0, sizeof(params));
3206 params.freq = drv->auth_freq;
3207 params.auth_alg = drv->auth_alg;
3208 params.wep_tx_keyidx = drv->auth_wep_tx_keyidx;
3209 params.local_state_change = drv->auth_local_state_change;
3210 params.p2p = drv->auth_p2p;
3212 if (!is_zero_ether_addr(drv->auth_bssid_))
3213 params.bssid = drv->auth_bssid_;
3215 if (drv->auth_ssid_len) {
3216 params.ssid = drv->auth_ssid;
3217 params.ssid_len = drv->auth_ssid_len;
3220 params.ie = drv->auth_ie;
3221 params.ie_len = drv->auth_ie_len;
3223 for (i = 0; i < 4; i++) {
3224 if (drv->auth_wep_key_len[i]) {
3225 params.wep_key[i] = drv->auth_wep_key[i];
3226 params.wep_key_len[i] = drv->auth_wep_key_len[i];
3230 drv->retry_auth = 1;
3231 return wpa_driver_nl80211_authenticate(bss, ¶ms);
3235 static int wpa_driver_nl80211_send_frame(struct i802_bss *bss,
3236 const void *data, size_t len,
3237 int encrypt, int noack,
3238 unsigned int freq, int no_cck,
3239 int offchanok, unsigned int wait_time,
3240 const u16 *csa_offs,
3241 size_t csa_offs_len)
3243 struct wpa_driver_nl80211_data *drv = bss->drv;
3247 if (freq == 0 && drv->nlmode == NL80211_IFTYPE_ADHOC) {
3248 freq = nl80211_get_assoc_freq(drv);
3249 wpa_printf(MSG_DEBUG,
3250 "nl80211: send_frame - Use assoc_freq=%u for IBSS",
3254 wpa_printf(MSG_DEBUG, "nl80211: send_frame - Use bss->freq=%u",
3259 if (drv->use_monitor) {
3260 wpa_printf(MSG_DEBUG, "nl80211: send_frame(freq=%u bss->freq=%u) -> send_monitor",
3262 return nl80211_send_monitor(drv, data, len, encrypt, noack);
3265 wpa_printf(MSG_DEBUG, "nl80211: send_frame -> send_frame_cmd");
3266 res = nl80211_send_frame_cmd(bss, freq, wait_time, data, len,
3267 &cookie, no_cck, noack, offchanok,
3268 csa_offs, csa_offs_len);
3269 if (res == 0 && !noack) {
3270 const struct ieee80211_mgmt *mgmt;
3273 mgmt = (const struct ieee80211_mgmt *) data;
3274 fc = le_to_host16(mgmt->frame_control);
3275 if (WLAN_FC_GET_TYPE(fc) == WLAN_FC_TYPE_MGMT &&
3276 WLAN_FC_GET_STYPE(fc) == WLAN_FC_STYPE_ACTION) {
3277 wpa_printf(MSG_MSGDUMP,
3278 "nl80211: Update send_action_cookie from 0x%llx to 0x%llx",
3279 (long long unsigned int)
3280 drv->send_action_cookie,
3281 (long long unsigned int) cookie);
3282 drv->send_action_cookie = cookie;
3290 static int wpa_driver_nl80211_send_mlme(struct i802_bss *bss, const u8 *data,
3291 size_t data_len, int noack,
3292 unsigned int freq, int no_cck,
3294 unsigned int wait_time,
3295 const u16 *csa_offs,
3296 size_t csa_offs_len)
3298 struct wpa_driver_nl80211_data *drv = bss->drv;
3299 struct ieee80211_mgmt *mgmt;
3303 mgmt = (struct ieee80211_mgmt *) data;
3304 fc = le_to_host16(mgmt->frame_control);
3305 wpa_printf(MSG_DEBUG, "nl80211: send_mlme - da= " MACSTR
3306 " noack=%d freq=%u no_cck=%d offchanok=%d wait_time=%u fc=0x%x (%s) nlmode=%d",
3307 MAC2STR(mgmt->da), noack, freq, no_cck, offchanok, wait_time,
3308 fc, fc2str(fc), drv->nlmode);
3310 if ((is_sta_interface(drv->nlmode) ||
3311 drv->nlmode == NL80211_IFTYPE_P2P_DEVICE) &&
3312 WLAN_FC_GET_TYPE(fc) == WLAN_FC_TYPE_MGMT &&
3313 WLAN_FC_GET_STYPE(fc) == WLAN_FC_STYPE_PROBE_RESP) {
3315 * The use of last_mgmt_freq is a bit of a hack,
3316 * but it works due to the single-threaded nature
3317 * of wpa_supplicant.
3320 wpa_printf(MSG_DEBUG, "nl80211: Use last_mgmt_freq=%d",
3321 drv->last_mgmt_freq);
3322 freq = drv->last_mgmt_freq;
3324 return nl80211_send_frame_cmd(bss, freq, 0,
3325 data, data_len, NULL, 1, noack,
3326 1, csa_offs, csa_offs_len);
3329 if (drv->device_ap_sme && is_ap_interface(drv->nlmode)) {
3331 wpa_printf(MSG_DEBUG, "nl80211: Use bss->freq=%d",
3335 return nl80211_send_frame_cmd(bss, freq,
3336 (int) freq == bss->freq ? 0 :
3339 &drv->send_action_cookie,
3340 no_cck, noack, offchanok,
3341 csa_offs, csa_offs_len);
3344 if (WLAN_FC_GET_TYPE(fc) == WLAN_FC_TYPE_MGMT &&
3345 WLAN_FC_GET_STYPE(fc) == WLAN_FC_STYPE_AUTH) {
3347 * Only one of the authentication frame types is encrypted.
3348 * In order for static WEP encryption to work properly (i.e.,
3349 * to not encrypt the frame), we need to tell mac80211 about
3350 * the frames that must not be encrypted.
3352 u16 auth_alg = le_to_host16(mgmt->u.auth.auth_alg);
3353 u16 auth_trans = le_to_host16(mgmt->u.auth.auth_transaction);
3354 if (auth_alg != WLAN_AUTH_SHARED_KEY || auth_trans != 3)
3358 wpa_printf(MSG_DEBUG, "nl80211: send_mlme -> send_frame");
3359 return wpa_driver_nl80211_send_frame(bss, data, data_len, encrypt,
3360 noack, freq, no_cck, offchanok,
3361 wait_time, csa_offs,
3366 static int nl80211_put_basic_rates(struct nl_msg *msg, const int *basic_rates)
3368 u8 rates[NL80211_MAX_SUPP_RATES];
3375 for (i = 0; i < NL80211_MAX_SUPP_RATES && basic_rates[i] >= 0; i++)
3376 rates[rates_len++] = basic_rates[i] / 5;
3378 return nla_put(msg, NL80211_ATTR_BSS_BASIC_RATES, rates_len, rates);
3382 static int nl80211_set_bss(struct i802_bss *bss, int cts, int preamble,
3383 int slot, int ht_opmode, int ap_isolate,
3384 const int *basic_rates)
3386 struct wpa_driver_nl80211_data *drv = bss->drv;
3389 if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_SET_BSS)) ||
3391 nla_put_u8(msg, NL80211_ATTR_BSS_CTS_PROT, cts)) ||
3393 nla_put_u8(msg, NL80211_ATTR_BSS_SHORT_PREAMBLE, preamble)) ||
3395 nla_put_u8(msg, NL80211_ATTR_BSS_SHORT_SLOT_TIME, slot)) ||
3397 nla_put_u16(msg, NL80211_ATTR_BSS_HT_OPMODE, ht_opmode)) ||
3399 nla_put_u8(msg, NL80211_ATTR_AP_ISOLATE, ap_isolate)) ||
3400 nl80211_put_basic_rates(msg, basic_rates)) {
3405 return send_and_recv_msgs(drv, msg, NULL, NULL);
3409 static int wpa_driver_nl80211_set_acl(void *priv,
3410 struct hostapd_acl_params *params)
3412 struct i802_bss *bss = priv;
3413 struct wpa_driver_nl80211_data *drv = bss->drv;
3419 if (!(drv->capa.max_acl_mac_addrs))
3422 if (params->num_mac_acl > drv->capa.max_acl_mac_addrs)
3425 wpa_printf(MSG_DEBUG, "nl80211: Set %s ACL (num_mac_acl=%u)",
3426 params->acl_policy ? "Accept" : "Deny", params->num_mac_acl);
3428 acl = nlmsg_alloc();
3431 for (i = 0; i < params->num_mac_acl; i++) {
3432 if (nla_put(acl, i + 1, ETH_ALEN, params->mac_acl[i].addr)) {
3438 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_SET_MAC_ACL)) ||
3439 nla_put_u32(msg, NL80211_ATTR_ACL_POLICY, params->acl_policy ?
3440 NL80211_ACL_POLICY_DENY_UNLESS_LISTED :
3441 NL80211_ACL_POLICY_ACCEPT_UNLESS_LISTED) ||
3442 nla_put_nested(msg, NL80211_ATTR_MAC_ADDRS, acl)) {
3449 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
3451 wpa_printf(MSG_DEBUG, "nl80211: Failed to set MAC ACL: %d (%s)",
3452 ret, strerror(-ret));
3459 static int nl80211_put_beacon_int(struct nl_msg *msg, int beacon_int)
3461 if (beacon_int > 0) {
3462 wpa_printf(MSG_DEBUG, " * beacon_int=%d", beacon_int);
3463 return nla_put_u32(msg, NL80211_ATTR_BEACON_INTERVAL,
3471 static int nl80211_put_dtim_period(struct nl_msg *msg, int dtim_period)
3473 if (dtim_period > 0) {
3474 wpa_printf(MSG_DEBUG, " * dtim_period=%d", dtim_period);
3475 return nla_put_u32(msg, NL80211_ATTR_DTIM_PERIOD, dtim_period);
3482 static int wpa_driver_nl80211_set_ap(void *priv,
3483 struct wpa_driver_ap_params *params)
3485 struct i802_bss *bss = priv;
3486 struct wpa_driver_nl80211_data *drv = bss->drv;
3488 u8 cmd = NL80211_CMD_NEW_BEACON;
3493 u32 suites[10], suite;
3496 beacon_set = params->reenable ? 0 : bss->beacon_set;
3498 wpa_printf(MSG_DEBUG, "nl80211: Set beacon (beacon_set=%d)",
3501 cmd = NL80211_CMD_SET_BEACON;
3503 wpa_hexdump(MSG_DEBUG, "nl80211: Beacon head",
3504 params->head, params->head_len);
3505 wpa_hexdump(MSG_DEBUG, "nl80211: Beacon tail",
3506 params->tail, params->tail_len);
3507 wpa_printf(MSG_DEBUG, "nl80211: ifindex=%d", bss->ifindex);
3508 wpa_printf(MSG_DEBUG, "nl80211: beacon_int=%d", params->beacon_int);
3509 wpa_printf(MSG_DEBUG, "nl80211: dtim_period=%d", params->dtim_period);
3510 wpa_hexdump_ascii(MSG_DEBUG, "nl80211: ssid",
3511 params->ssid, params->ssid_len);
3512 if (!(msg = nl80211_bss_msg(bss, 0, cmd)) ||
3513 nla_put(msg, NL80211_ATTR_BEACON_HEAD, params->head_len,
3515 nla_put(msg, NL80211_ATTR_BEACON_TAIL, params->tail_len,
3517 nl80211_put_beacon_int(msg, params->beacon_int) ||
3518 nl80211_put_dtim_period(msg, params->dtim_period) ||
3519 nla_put(msg, NL80211_ATTR_SSID, params->ssid_len, params->ssid))
3521 if (params->proberesp && params->proberesp_len) {
3522 wpa_hexdump(MSG_DEBUG, "nl80211: proberesp (offload)",
3523 params->proberesp, params->proberesp_len);
3524 if (nla_put(msg, NL80211_ATTR_PROBE_RESP, params->proberesp_len,
3528 switch (params->hide_ssid) {
3529 case NO_SSID_HIDING:
3530 wpa_printf(MSG_DEBUG, "nl80211: hidden SSID not in use");
3531 if (nla_put_u32(msg, NL80211_ATTR_HIDDEN_SSID,
3532 NL80211_HIDDEN_SSID_NOT_IN_USE))
3535 case HIDDEN_SSID_ZERO_LEN:
3536 wpa_printf(MSG_DEBUG, "nl80211: hidden SSID zero len");
3537 if (nla_put_u32(msg, NL80211_ATTR_HIDDEN_SSID,
3538 NL80211_HIDDEN_SSID_ZERO_LEN))
3541 case HIDDEN_SSID_ZERO_CONTENTS:
3542 wpa_printf(MSG_DEBUG, "nl80211: hidden SSID zero contents");
3543 if (nla_put_u32(msg, NL80211_ATTR_HIDDEN_SSID,
3544 NL80211_HIDDEN_SSID_ZERO_CONTENTS))
3548 wpa_printf(MSG_DEBUG, "nl80211: privacy=%d", params->privacy);
3549 if (params->privacy &&
3550 nla_put_flag(msg, NL80211_ATTR_PRIVACY))
3552 wpa_printf(MSG_DEBUG, "nl80211: auth_algs=0x%x", params->auth_algs);
3553 if ((params->auth_algs & (WPA_AUTH_ALG_OPEN | WPA_AUTH_ALG_SHARED)) ==
3554 (WPA_AUTH_ALG_OPEN | WPA_AUTH_ALG_SHARED)) {
3555 /* Leave out the attribute */
3556 } else if (params->auth_algs & WPA_AUTH_ALG_SHARED) {
3557 if (nla_put_u32(msg, NL80211_ATTR_AUTH_TYPE,
3558 NL80211_AUTHTYPE_SHARED_KEY))
3561 if (nla_put_u32(msg, NL80211_ATTR_AUTH_TYPE,
3562 NL80211_AUTHTYPE_OPEN_SYSTEM))
3566 wpa_printf(MSG_DEBUG, "nl80211: wpa_version=0x%x", params->wpa_version);
3568 if (params->wpa_version & WPA_PROTO_WPA)
3569 ver |= NL80211_WPA_VERSION_1;
3570 if (params->wpa_version & WPA_PROTO_RSN)
3571 ver |= NL80211_WPA_VERSION_2;
3573 nla_put_u32(msg, NL80211_ATTR_WPA_VERSIONS, ver))
3576 wpa_printf(MSG_DEBUG, "nl80211: key_mgmt_suites=0x%x",
3577 params->key_mgmt_suites);
3579 if (params->key_mgmt_suites & WPA_KEY_MGMT_IEEE8021X)
3580 suites[num_suites++] = WLAN_AKM_SUITE_8021X;
3581 if (params->key_mgmt_suites & WPA_KEY_MGMT_PSK)
3582 suites[num_suites++] = WLAN_AKM_SUITE_PSK;
3584 nla_put(msg, NL80211_ATTR_AKM_SUITES, num_suites * sizeof(u32),
3588 if (params->key_mgmt_suites & WPA_KEY_MGMT_IEEE8021X_NO_WPA &&
3589 params->pairwise_ciphers & (WPA_CIPHER_WEP104 | WPA_CIPHER_WEP40) &&
3590 nla_put_flag(msg, NL80211_ATTR_CONTROL_PORT_NO_ENCRYPT))
3593 wpa_printf(MSG_DEBUG, "nl80211: pairwise_ciphers=0x%x",
3594 params->pairwise_ciphers);
3595 num_suites = wpa_cipher_to_cipher_suites(params->pairwise_ciphers,
3596 suites, ARRAY_SIZE(suites));
3598 nla_put(msg, NL80211_ATTR_CIPHER_SUITES_PAIRWISE,
3599 num_suites * sizeof(u32), suites))
3602 wpa_printf(MSG_DEBUG, "nl80211: group_cipher=0x%x",
3603 params->group_cipher);
3604 suite = wpa_cipher_to_cipher_suite(params->group_cipher);
3606 nla_put_u32(msg, NL80211_ATTR_CIPHER_SUITE_GROUP, suite))
3609 if (params->ht_opmode != -1) {
3610 switch (params->smps_mode) {
3611 case HT_CAP_INFO_SMPS_DYNAMIC:
3612 wpa_printf(MSG_DEBUG, "nl80211: SMPS mode - dynamic");
3613 smps_mode = NL80211_SMPS_DYNAMIC;
3615 case HT_CAP_INFO_SMPS_STATIC:
3616 wpa_printf(MSG_DEBUG, "nl80211: SMPS mode - static");
3617 smps_mode = NL80211_SMPS_STATIC;
3620 /* invalid - fallback to smps off */
3621 case HT_CAP_INFO_SMPS_DISABLED:
3622 wpa_printf(MSG_DEBUG, "nl80211: SMPS mode - off");
3623 smps_mode = NL80211_SMPS_OFF;
3626 if (nla_put_u32(msg, NL80211_ATTR_SMPS_MODE, smps_mode))
3630 if (params->beacon_ies) {
3631 wpa_hexdump_buf(MSG_DEBUG, "nl80211: beacon_ies",
3632 params->beacon_ies);
3633 if (nla_put(msg, NL80211_ATTR_IE,
3634 wpabuf_len(params->beacon_ies),
3635 wpabuf_head(params->beacon_ies)))
3638 if (params->proberesp_ies) {
3639 wpa_hexdump_buf(MSG_DEBUG, "nl80211: proberesp_ies",
3640 params->proberesp_ies);
3641 if (nla_put(msg, NL80211_ATTR_IE_PROBE_RESP,
3642 wpabuf_len(params->proberesp_ies),
3643 wpabuf_head(params->proberesp_ies)))
3646 if (params->assocresp_ies) {
3647 wpa_hexdump_buf(MSG_DEBUG, "nl80211: assocresp_ies",
3648 params->assocresp_ies);
3649 if (nla_put(msg, NL80211_ATTR_IE_ASSOC_RESP,
3650 wpabuf_len(params->assocresp_ies),
3651 wpabuf_head(params->assocresp_ies)))
3655 if (drv->capa.flags & WPA_DRIVER_FLAGS_INACTIVITY_TIMER) {
3656 wpa_printf(MSG_DEBUG, "nl80211: ap_max_inactivity=%d",
3657 params->ap_max_inactivity);
3658 if (nla_put_u16(msg, NL80211_ATTR_INACTIVITY_TIMEOUT,
3659 params->ap_max_inactivity))
3664 if (params->p2p_go_ctwindow > 0) {
3665 if (drv->p2p_go_ctwindow_supported) {
3666 wpa_printf(MSG_DEBUG, "nl80211: P2P GO ctwindow=%d",
3667 params->p2p_go_ctwindow);
3668 if (nla_put_u8(msg, NL80211_ATTR_P2P_CTWINDOW,
3669 params->p2p_go_ctwindow))
3672 wpa_printf(MSG_INFO,
3673 "nl80211: Driver does not support CTWindow configuration - ignore this parameter");
3676 #endif /* CONFIG_P2P */
3679 wpa_printf(MSG_DEBUG, "nl80211: PBSS");
3680 if (nla_put_flag(msg, NL80211_ATTR_PBSS))
3684 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
3686 wpa_printf(MSG_DEBUG, "nl80211: Beacon set failed: %d (%s)",
3687 ret, strerror(-ret));
3689 bss->beacon_set = 1;
3690 nl80211_set_bss(bss, params->cts_protect, params->preamble,
3691 params->short_slot_time, params->ht_opmode,
3692 params->isolate, params->basic_rates);
3693 if (beacon_set && params->freq &&
3694 params->freq->bandwidth != bss->bandwidth) {
3695 wpa_printf(MSG_DEBUG,
3696 "nl80211: Update BSS %s bandwidth: %d -> %d",
3697 bss->ifname, bss->bandwidth,
3698 params->freq->bandwidth);
3699 ret = nl80211_set_channel(bss, params->freq, 1);
3701 wpa_printf(MSG_DEBUG,
3702 "nl80211: Frequency set failed: %d (%s)",
3703 ret, strerror(-ret));
3705 wpa_printf(MSG_DEBUG,
3706 "nl80211: Frequency set succeeded for ht2040 coex");
3707 bss->bandwidth = params->freq->bandwidth;
3709 } else if (!beacon_set) {
3711 * cfg80211 updates the driver on frequence change in AP
3712 * mode only at the point when beaconing is started, so
3713 * set the initial value here.
3715 bss->bandwidth = params->freq->bandwidth;
3725 static int nl80211_put_freq_params(struct nl_msg *msg,
3726 const struct hostapd_freq_params *freq)
3728 wpa_printf(MSG_DEBUG, " * freq=%d", freq->freq);
3729 if (nla_put_u32(msg, NL80211_ATTR_WIPHY_FREQ, freq->freq))
3732 wpa_printf(MSG_DEBUG, " * vht_enabled=%d", freq->vht_enabled);
3733 wpa_printf(MSG_DEBUG, " * ht_enabled=%d", freq->ht_enabled);
3735 if (freq->vht_enabled) {
3736 enum nl80211_chan_width cw;
3738 wpa_printf(MSG_DEBUG, " * bandwidth=%d", freq->bandwidth);
3739 switch (freq->bandwidth) {
3741 cw = NL80211_CHAN_WIDTH_20;
3744 cw = NL80211_CHAN_WIDTH_40;
3747 if (freq->center_freq2)
3748 cw = NL80211_CHAN_WIDTH_80P80;
3750 cw = NL80211_CHAN_WIDTH_80;
3753 cw = NL80211_CHAN_WIDTH_160;
3759 wpa_printf(MSG_DEBUG, " * channel_width=%d", cw);
3760 wpa_printf(MSG_DEBUG, " * center_freq1=%d",
3761 freq->center_freq1);
3762 wpa_printf(MSG_DEBUG, " * center_freq2=%d",
3763 freq->center_freq2);
3764 if (nla_put_u32(msg, NL80211_ATTR_CHANNEL_WIDTH, cw) ||
3765 nla_put_u32(msg, NL80211_ATTR_CENTER_FREQ1,
3766 freq->center_freq1) ||
3767 (freq->center_freq2 &&
3768 nla_put_u32(msg, NL80211_ATTR_CENTER_FREQ2,
3769 freq->center_freq2)))
3771 } else if (freq->ht_enabled) {
3772 enum nl80211_channel_type ct;
3774 wpa_printf(MSG_DEBUG, " * sec_channel_offset=%d",
3775 freq->sec_channel_offset);
3776 switch (freq->sec_channel_offset) {
3778 ct = NL80211_CHAN_HT40MINUS;
3781 ct = NL80211_CHAN_HT40PLUS;
3784 ct = NL80211_CHAN_HT20;
3788 wpa_printf(MSG_DEBUG, " * channel_type=%d", ct);
3789 if (nla_put_u32(msg, NL80211_ATTR_WIPHY_CHANNEL_TYPE, ct))
3796 static int nl80211_set_channel(struct i802_bss *bss,
3797 struct hostapd_freq_params *freq, int set_chan)
3799 struct wpa_driver_nl80211_data *drv = bss->drv;
3803 wpa_printf(MSG_DEBUG,
3804 "nl80211: Set freq %d (ht_enabled=%d, vht_enabled=%d, bandwidth=%d MHz, cf1=%d MHz, cf2=%d MHz)",
3805 freq->freq, freq->ht_enabled, freq->vht_enabled,
3806 freq->bandwidth, freq->center_freq1, freq->center_freq2);
3808 msg = nl80211_drv_msg(drv, 0, set_chan ? NL80211_CMD_SET_CHANNEL :
3809 NL80211_CMD_SET_WIPHY);
3810 if (!msg || nl80211_put_freq_params(msg, freq) < 0) {
3815 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
3817 bss->freq = freq->freq;
3820 wpa_printf(MSG_DEBUG, "nl80211: Failed to set channel (freq=%d): "
3821 "%d (%s)", freq->freq, ret, strerror(-ret));
3826 static u32 sta_flags_nl80211(int flags)
3830 if (flags & WPA_STA_AUTHORIZED)
3831 f |= BIT(NL80211_STA_FLAG_AUTHORIZED);
3832 if (flags & WPA_STA_WMM)
3833 f |= BIT(NL80211_STA_FLAG_WME);
3834 if (flags & WPA_STA_SHORT_PREAMBLE)
3835 f |= BIT(NL80211_STA_FLAG_SHORT_PREAMBLE);
3836 if (flags & WPA_STA_MFP)
3837 f |= BIT(NL80211_STA_FLAG_MFP);
3838 if (flags & WPA_STA_TDLS_PEER)
3839 f |= BIT(NL80211_STA_FLAG_TDLS_PEER);
3840 if (flags & WPA_STA_AUTHENTICATED)
3841 f |= BIT(NL80211_STA_FLAG_AUTHENTICATED);
3842 if (flags & WPA_STA_ASSOCIATED)
3843 f |= BIT(NL80211_STA_FLAG_ASSOCIATED);
3850 static u32 sta_plink_state_nl80211(enum mesh_plink_state state)
3854 return NL80211_PLINK_LISTEN;
3856 return NL80211_PLINK_OPN_SNT;
3857 case PLINK_OPN_RCVD:
3858 return NL80211_PLINK_OPN_RCVD;
3859 case PLINK_CNF_RCVD:
3860 return NL80211_PLINK_CNF_RCVD;
3862 return NL80211_PLINK_ESTAB;
3864 return NL80211_PLINK_HOLDING;
3866 return NL80211_PLINK_BLOCKED;
3868 wpa_printf(MSG_ERROR, "nl80211: Invalid mesh plink state %d",
3873 #endif /* CONFIG_MESH */
3876 static int wpa_driver_nl80211_sta_add(void *priv,
3877 struct hostapd_sta_add_params *params)
3879 struct i802_bss *bss = priv;
3880 struct wpa_driver_nl80211_data *drv = bss->drv;
3882 struct nl80211_sta_flag_update upd;
3885 if ((params->flags & WPA_STA_TDLS_PEER) &&
3886 !(drv->capa.flags & WPA_DRIVER_FLAGS_TDLS_SUPPORT))
3889 wpa_printf(MSG_DEBUG, "nl80211: %s STA " MACSTR,
3890 params->set ? "Set" : "Add", MAC2STR(params->addr));
3891 msg = nl80211_bss_msg(bss, 0, params->set ? NL80211_CMD_SET_STATION :
3892 NL80211_CMD_NEW_STATION);
3893 if (!msg || nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, params->addr))
3897 * Set the below properties only in one of the following cases:
3898 * 1. New station is added, already associated.
3899 * 2. Set WPA_STA_TDLS_PEER station.
3900 * 3. Set an already added unassociated station, if driver supports
3901 * full AP client state. (Set these properties after station became
3902 * associated will be rejected by the driver).
3904 if (!params->set || (params->flags & WPA_STA_TDLS_PEER) ||
3905 (params->set && FULL_AP_CLIENT_STATE_SUPP(drv->capa.flags) &&
3906 (params->flags & WPA_STA_ASSOCIATED))) {
3907 wpa_hexdump(MSG_DEBUG, " * supported rates",
3908 params->supp_rates, params->supp_rates_len);
3909 wpa_printf(MSG_DEBUG, " * capability=0x%x",
3910 params->capability);
3911 if (nla_put(msg, NL80211_ATTR_STA_SUPPORTED_RATES,
3912 params->supp_rates_len, params->supp_rates) ||
3913 nla_put_u16(msg, NL80211_ATTR_STA_CAPABILITY,
3914 params->capability))
3917 if (params->ht_capabilities) {
3918 wpa_hexdump(MSG_DEBUG, " * ht_capabilities",
3919 (u8 *) params->ht_capabilities,
3920 sizeof(*params->ht_capabilities));
3921 if (nla_put(msg, NL80211_ATTR_HT_CAPABILITY,
3922 sizeof(*params->ht_capabilities),
3923 params->ht_capabilities))
3927 if (params->vht_capabilities) {
3928 wpa_hexdump(MSG_DEBUG, " * vht_capabilities",
3929 (u8 *) params->vht_capabilities,
3930 sizeof(*params->vht_capabilities));
3931 if (nla_put(msg, NL80211_ATTR_VHT_CAPABILITY,
3932 sizeof(*params->vht_capabilities),
3933 params->vht_capabilities))
3937 if (params->ext_capab) {
3938 wpa_hexdump(MSG_DEBUG, " * ext_capab",
3939 params->ext_capab, params->ext_capab_len);
3940 if (nla_put(msg, NL80211_ATTR_STA_EXT_CAPABILITY,
3941 params->ext_capab_len, params->ext_capab))
3945 if (is_ap_interface(drv->nlmode) &&
3946 nla_put_u8(msg, NL80211_ATTR_STA_SUPPORT_P2P_PS,
3947 params->support_p2p_ps ?
3948 NL80211_P2P_PS_SUPPORTED :
3949 NL80211_P2P_PS_UNSUPPORTED))
3954 wpa_printf(MSG_DEBUG, " * aid=%u", params->aid);
3955 if (nla_put_u16(msg, NL80211_ATTR_STA_AID, params->aid))
3959 * cfg80211 validates that AID is non-zero, so we have
3960 * to make this a non-zero value for the TDLS case where
3961 * a dummy STA entry is used for now and for a station
3962 * that is still not associated.
3964 wpa_printf(MSG_DEBUG, " * aid=1 (%s workaround)",
3965 (params->flags & WPA_STA_TDLS_PEER) ?
3966 "TDLS" : "UNASSOC_STA");
3967 if (nla_put_u16(msg, NL80211_ATTR_STA_AID, 1))
3970 wpa_printf(MSG_DEBUG, " * listen_interval=%u",
3971 params->listen_interval);
3972 if (nla_put_u16(msg, NL80211_ATTR_STA_LISTEN_INTERVAL,
3973 params->listen_interval))
3975 } else if (params->aid && (params->flags & WPA_STA_TDLS_PEER)) {
3976 wpa_printf(MSG_DEBUG, " * peer_aid=%u", params->aid);
3977 if (nla_put_u16(msg, NL80211_ATTR_PEER_AID, params->aid))
3979 } else if (FULL_AP_CLIENT_STATE_SUPP(drv->capa.flags) &&
3980 (params->flags & WPA_STA_ASSOCIATED)) {
3981 wpa_printf(MSG_DEBUG, " * aid=%u", params->aid);
3982 wpa_printf(MSG_DEBUG, " * listen_interval=%u",
3983 params->listen_interval);
3984 if (nla_put_u16(msg, NL80211_ATTR_STA_AID, params->aid) ||
3985 nla_put_u16(msg, NL80211_ATTR_STA_LISTEN_INTERVAL,
3986 params->listen_interval))
3990 if (params->vht_opmode_enabled) {
3991 wpa_printf(MSG_DEBUG, " * opmode=%u", params->vht_opmode);
3992 if (nla_put_u8(msg, NL80211_ATTR_OPMODE_NOTIF,
3993 params->vht_opmode))
3997 if (params->supp_channels) {
3998 wpa_hexdump(MSG_DEBUG, " * supported channels",
3999 params->supp_channels, params->supp_channels_len);
4000 if (nla_put(msg, NL80211_ATTR_STA_SUPPORTED_CHANNELS,
4001 params->supp_channels_len, params->supp_channels))
4005 if (params->supp_oper_classes) {
4006 wpa_hexdump(MSG_DEBUG, " * supported operating classes",
4007 params->supp_oper_classes,
4008 params->supp_oper_classes_len);
4009 if (nla_put(msg, NL80211_ATTR_STA_SUPPORTED_OPER_CLASSES,
4010 params->supp_oper_classes_len,
4011 params->supp_oper_classes))
4015 os_memset(&upd, 0, sizeof(upd));
4016 upd.set = sta_flags_nl80211(params->flags);
4017 upd.mask = upd.set | sta_flags_nl80211(params->flags_mask);
4020 * If the driver doesn't support full AP client state, ignore ASSOC/AUTH
4021 * flags, as nl80211 driver moves a new station, by default, into
4024 * On the other hand, if the driver supports that feature and the
4025 * station is added in unauthenticated state, set the
4026 * authenticated/associated bits in the mask to prevent moving this
4027 * station to associated state before it is actually associated.
4029 * This is irrelevant for mesh mode where the station is added to the
4030 * driver as authenticated already, and ASSOCIATED isn't part of the
4033 if (!is_mesh_interface(drv->nlmode)) {
4034 if (!FULL_AP_CLIENT_STATE_SUPP(drv->capa.flags)) {
4035 wpa_printf(MSG_DEBUG,
4036 "nl80211: Ignore ASSOC/AUTH flags since driver doesn't support full AP client state");
4037 upd.mask &= ~(BIT(NL80211_STA_FLAG_ASSOCIATED) |
4038 BIT(NL80211_STA_FLAG_AUTHENTICATED));
4039 } else if (!params->set &&
4040 !(params->flags & WPA_STA_TDLS_PEER)) {
4041 if (!(params->flags & WPA_STA_AUTHENTICATED))
4042 upd.mask |= BIT(NL80211_STA_FLAG_AUTHENTICATED);
4043 if (!(params->flags & WPA_STA_ASSOCIATED))
4044 upd.mask |= BIT(NL80211_STA_FLAG_ASSOCIATED);
4048 if (params->plink_state == PLINK_ESTAB && params->peer_aid) {
4049 ret = nla_put_u16(msg, NL80211_ATTR_MESH_PEER_AID,
4054 #endif /* CONFIG_MESH */
4057 wpa_printf(MSG_DEBUG, " * flags set=0x%x mask=0x%x",
4059 if (nla_put(msg, NL80211_ATTR_STA_FLAGS2, sizeof(upd), &upd))
4063 if (params->plink_state &&
4064 nla_put_u8(msg, NL80211_ATTR_STA_PLINK_STATE,
4065 sta_plink_state_nl80211(params->plink_state)))
4067 #endif /* CONFIG_MESH */
4069 if (params->flags & WPA_STA_WMM) {
4070 struct nlattr *wme = nla_nest_start(msg, NL80211_ATTR_STA_WME);
4072 wpa_printf(MSG_DEBUG, " * qosinfo=0x%x", params->qosinfo);
4074 nla_put_u8(msg, NL80211_STA_WME_UAPSD_QUEUES,
4075 params->qosinfo & WMM_QOSINFO_STA_AC_MASK) ||
4076 nla_put_u8(msg, NL80211_STA_WME_MAX_SP,
4077 (params->qosinfo >> WMM_QOSINFO_STA_SP_SHIFT) &
4078 WMM_QOSINFO_STA_SP_MASK))
4080 nla_nest_end(msg, wme);
4083 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
4086 wpa_printf(MSG_DEBUG, "nl80211: NL80211_CMD_%s_STATION "
4087 "result: %d (%s)", params->set ? "SET" : "NEW", ret,
4097 static void rtnl_neigh_delete_fdb_entry(struct i802_bss *bss, const u8 *addr)
4099 #ifdef CONFIG_LIBNL3_ROUTE
4100 struct wpa_driver_nl80211_data *drv = bss->drv;
4101 struct rtnl_neigh *rn;
4102 struct nl_addr *nl_addr;
4105 rn = rtnl_neigh_alloc();
4109 rtnl_neigh_set_family(rn, AF_BRIDGE);
4110 rtnl_neigh_set_ifindex(rn, bss->ifindex);
4111 nl_addr = nl_addr_build(AF_BRIDGE, (void *) addr, ETH_ALEN);
4116 rtnl_neigh_set_lladdr(rn, nl_addr);
4118 err = rtnl_neigh_delete(drv->rtnl_sk, rn, 0);
4120 wpa_printf(MSG_DEBUG, "nl80211: bridge FDB entry delete for "
4121 MACSTR " ifindex=%d failed: %s", MAC2STR(addr),
4122 bss->ifindex, nl_geterror(err));
4124 wpa_printf(MSG_DEBUG, "nl80211: deleted bridge FDB entry for "
4125 MACSTR, MAC2STR(addr));
4128 nl_addr_put(nl_addr);
4130 #endif /* CONFIG_LIBNL3_ROUTE */
4134 static int wpa_driver_nl80211_sta_remove(struct i802_bss *bss, const u8 *addr,
4135 int deauth, u16 reason_code)
4137 struct wpa_driver_nl80211_data *drv = bss->drv;
4141 if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_DEL_STATION)) ||
4142 nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr) ||
4144 nla_put_u8(msg, NL80211_ATTR_MGMT_SUBTYPE,
4145 WLAN_FC_STYPE_DISASSOC)) ||
4147 nla_put_u8(msg, NL80211_ATTR_MGMT_SUBTYPE,
4148 WLAN_FC_STYPE_DEAUTH)) ||
4150 nla_put_u16(msg, NL80211_ATTR_REASON_CODE, reason_code))) {
4155 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
4156 wpa_printf(MSG_DEBUG, "nl80211: sta_remove -> DEL_STATION %s " MACSTR
4158 bss->ifname, MAC2STR(addr), ret, strerror(-ret));
4161 rtnl_neigh_delete_fdb_entry(bss, addr);
4169 void nl80211_remove_iface(struct wpa_driver_nl80211_data *drv, int ifidx)
4172 struct wpa_driver_nl80211_data *drv2;
4174 wpa_printf(MSG_DEBUG, "nl80211: Remove interface ifindex=%d", ifidx);
4176 /* stop listening for EAPOL on this interface */
4177 dl_list_for_each(drv2, &drv->global->interfaces,
4178 struct wpa_driver_nl80211_data, list)
4180 del_ifidx(drv2, ifidx, IFIDX_ANY);
4181 /* Remove all bridges learned for this iface */
4182 del_ifidx(drv2, IFIDX_ANY, ifidx);
4185 msg = nl80211_ifindex_msg(drv, ifidx, 0, NL80211_CMD_DEL_INTERFACE);
4186 if (send_and_recv_msgs(drv, msg, NULL, NULL) == 0)
4188 wpa_printf(MSG_ERROR, "Failed to remove interface (ifidx=%d)", ifidx);
4192 const char * nl80211_iftype_str(enum nl80211_iftype mode)
4195 case NL80211_IFTYPE_ADHOC:
4197 case NL80211_IFTYPE_STATION:
4199 case NL80211_IFTYPE_AP:
4201 case NL80211_IFTYPE_AP_VLAN:
4203 case NL80211_IFTYPE_WDS:
4205 case NL80211_IFTYPE_MONITOR:
4207 case NL80211_IFTYPE_MESH_POINT:
4208 return "MESH_POINT";
4209 case NL80211_IFTYPE_P2P_CLIENT:
4210 return "P2P_CLIENT";
4211 case NL80211_IFTYPE_P2P_GO:
4213 case NL80211_IFTYPE_P2P_DEVICE:
4214 return "P2P_DEVICE";
4221 static int nl80211_create_iface_once(struct wpa_driver_nl80211_data *drv,
4223 enum nl80211_iftype iftype,
4224 const u8 *addr, int wds,
4225 int (*handler)(struct nl_msg *, void *),
4232 wpa_printf(MSG_DEBUG, "nl80211: Create interface iftype %d (%s)",
4233 iftype, nl80211_iftype_str(iftype));
4235 msg = nl80211_cmd_msg(drv->first_bss, 0, NL80211_CMD_NEW_INTERFACE);
4237 nla_put_string(msg, NL80211_ATTR_IFNAME, ifname) ||
4238 nla_put_u32(msg, NL80211_ATTR_IFTYPE, iftype))
4241 if (iftype == NL80211_IFTYPE_MONITOR) {
4242 struct nlattr *flags;
4244 flags = nla_nest_start(msg, NL80211_ATTR_MNTR_FLAGS);
4246 nla_put_flag(msg, NL80211_MNTR_FLAG_COOK_FRAMES))
4249 nla_nest_end(msg, flags);
4251 if (nla_put_u8(msg, NL80211_ATTR_4ADDR, wds))
4256 * Tell cfg80211 that the interface belongs to the socket that created
4257 * it, and the interface should be deleted when the socket is closed.
4259 if (nla_put_flag(msg, NL80211_ATTR_IFACE_SOCKET_OWNER))
4262 ret = send_and_recv_msgs(drv, msg, handler, arg);
4267 wpa_printf(MSG_ERROR, "Failed to create interface %s: %d (%s)",
4268 ifname, ret, strerror(-ret));
4272 if (iftype == NL80211_IFTYPE_P2P_DEVICE)
4275 ifidx = if_nametoindex(ifname);
4276 wpa_printf(MSG_DEBUG, "nl80211: New interface %s created: ifindex=%d",
4283 * Some virtual interfaces need to process EAPOL packets and events on
4284 * the parent interface. This is used mainly with hostapd.
4287 iftype == NL80211_IFTYPE_AP_VLAN ||
4288 iftype == NL80211_IFTYPE_WDS ||
4289 iftype == NL80211_IFTYPE_MONITOR) {
4290 /* start listening for EAPOL on this interface */
4291 add_ifidx(drv, ifidx, IFIDX_ANY);
4294 if (addr && iftype != NL80211_IFTYPE_MONITOR &&
4295 linux_set_ifhwaddr(drv->global->ioctl_sock, ifname, addr)) {
4296 nl80211_remove_iface(drv, ifidx);
4304 int nl80211_create_iface(struct wpa_driver_nl80211_data *drv,
4305 const char *ifname, enum nl80211_iftype iftype,
4306 const u8 *addr, int wds,
4307 int (*handler)(struct nl_msg *, void *),
4308 void *arg, int use_existing)
4312 ret = nl80211_create_iface_once(drv, ifname, iftype, addr, wds, handler,
4315 /* if error occurred and interface exists already */
4316 if (ret == -ENFILE && if_nametoindex(ifname)) {
4318 wpa_printf(MSG_DEBUG, "nl80211: Continue using existing interface %s",
4320 if (addr && iftype != NL80211_IFTYPE_MONITOR &&
4321 linux_set_ifhwaddr(drv->global->ioctl_sock, ifname,
4323 (linux_set_iface_flags(drv->global->ioctl_sock,
4325 linux_set_ifhwaddr(drv->global->ioctl_sock, ifname,
4327 linux_set_iface_flags(drv->global->ioctl_sock,
4332 wpa_printf(MSG_INFO, "Try to remove and re-create %s", ifname);
4334 /* Try to remove the interface that was already there. */
4335 nl80211_remove_iface(drv, if_nametoindex(ifname));
4337 /* Try to create the interface again */
4338 ret = nl80211_create_iface_once(drv, ifname, iftype, addr,
4342 if (ret >= 0 && is_p2p_net_interface(iftype)) {
4343 wpa_printf(MSG_DEBUG,
4344 "nl80211: Interface %s created for P2P - disable 11b rates",
4346 nl80211_disable_11b_rates(drv, ret, 1);
4353 static int nl80211_setup_ap(struct i802_bss *bss)
4355 struct wpa_driver_nl80211_data *drv = bss->drv;
4357 wpa_printf(MSG_DEBUG, "nl80211: Setup AP(%s) - device_ap_sme=%d use_monitor=%d",
4358 bss->ifname, drv->device_ap_sme, drv->use_monitor);
4361 * Disable Probe Request reporting unless we need it in this way for
4362 * devices that include the AP SME, in the other case (unless using
4363 * monitor iface) we'll get it through the nl_mgmt socket instead.
4365 if (!drv->device_ap_sme)
4366 wpa_driver_nl80211_probe_req_report(bss, 0);
4368 if (!drv->device_ap_sme && !drv->use_monitor)
4369 if (nl80211_mgmt_subscribe_ap(bss))
4372 if (drv->device_ap_sme && !drv->use_monitor)
4373 if (nl80211_mgmt_subscribe_ap_dev_sme(bss))
4374 wpa_printf(MSG_DEBUG,
4375 "nl80211: Failed to subscribe for mgmt frames from SME driver - trying to run without it");
4377 if (!drv->device_ap_sme && drv->use_monitor &&
4378 nl80211_create_monitor_interface(drv) &&
4379 !drv->device_ap_sme)
4382 if (drv->device_ap_sme &&
4383 wpa_driver_nl80211_probe_req_report(bss, 1) < 0) {
4384 wpa_printf(MSG_DEBUG, "nl80211: Failed to enable "
4385 "Probe Request frame reporting in AP mode");
4386 /* Try to survive without this */
4393 static void nl80211_teardown_ap(struct i802_bss *bss)
4395 struct wpa_driver_nl80211_data *drv = bss->drv;
4397 wpa_printf(MSG_DEBUG, "nl80211: Teardown AP(%s) - device_ap_sme=%d use_monitor=%d",
4398 bss->ifname, drv->device_ap_sme, drv->use_monitor);
4399 if (drv->device_ap_sme) {
4400 wpa_driver_nl80211_probe_req_report(bss, 0);
4401 if (!drv->use_monitor)
4402 nl80211_mgmt_unsubscribe(bss, "AP teardown (dev SME)");
4403 } else if (drv->use_monitor)
4404 nl80211_remove_monitor_interface(drv);
4406 nl80211_mgmt_unsubscribe(bss, "AP teardown");
4408 bss->beacon_set = 0;
4412 static int nl80211_send_eapol_data(struct i802_bss *bss,
4413 const u8 *addr, const u8 *data,
4416 struct sockaddr_ll ll;
4419 if (bss->drv->eapol_tx_sock < 0) {
4420 wpa_printf(MSG_DEBUG, "nl80211: No socket to send EAPOL");
4424 os_memset(&ll, 0, sizeof(ll));
4425 ll.sll_family = AF_PACKET;
4426 ll.sll_ifindex = bss->ifindex;
4427 ll.sll_protocol = htons(ETH_P_PAE);
4428 ll.sll_halen = ETH_ALEN;
4429 os_memcpy(ll.sll_addr, addr, ETH_ALEN);
4430 ret = sendto(bss->drv->eapol_tx_sock, data, data_len, 0,
4431 (struct sockaddr *) &ll, sizeof(ll));
4433 wpa_printf(MSG_ERROR, "nl80211: EAPOL TX: %s",
4440 static const u8 rfc1042_header[6] = { 0xaa, 0xaa, 0x03, 0x00, 0x00, 0x00 };
4442 static int wpa_driver_nl80211_hapd_send_eapol(
4443 void *priv, const u8 *addr, const u8 *data,
4444 size_t data_len, int encrypt, const u8 *own_addr, u32 flags)
4446 struct i802_bss *bss = priv;
4447 struct wpa_driver_nl80211_data *drv = bss->drv;
4448 struct ieee80211_hdr *hdr;
4452 int qos = flags & WPA_STA_WMM;
4454 if (drv->device_ap_sme || !drv->use_monitor)
4455 return nl80211_send_eapol_data(bss, addr, data, data_len);
4457 len = sizeof(*hdr) + (qos ? 2 : 0) + sizeof(rfc1042_header) + 2 +
4459 hdr = os_zalloc(len);
4461 wpa_printf(MSG_INFO, "nl80211: Failed to allocate EAPOL buffer(len=%lu)",
4462 (unsigned long) len);
4466 hdr->frame_control =
4467 IEEE80211_FC(WLAN_FC_TYPE_DATA, WLAN_FC_STYPE_DATA);
4468 hdr->frame_control |= host_to_le16(WLAN_FC_FROMDS);
4470 hdr->frame_control |= host_to_le16(WLAN_FC_ISWEP);
4472 hdr->frame_control |=
4473 host_to_le16(WLAN_FC_STYPE_QOS_DATA << 4);
4476 memcpy(hdr->IEEE80211_DA_FROMDS, addr, ETH_ALEN);
4477 memcpy(hdr->IEEE80211_BSSID_FROMDS, own_addr, ETH_ALEN);
4478 memcpy(hdr->IEEE80211_SA_FROMDS, own_addr, ETH_ALEN);
4479 pos = (u8 *) (hdr + 1);
4482 /* Set highest priority in QoS header */
4488 memcpy(pos, rfc1042_header, sizeof(rfc1042_header));
4489 pos += sizeof(rfc1042_header);
4490 WPA_PUT_BE16(pos, ETH_P_PAE);
4492 memcpy(pos, data, data_len);
4494 res = wpa_driver_nl80211_send_frame(bss, (u8 *) hdr, len, encrypt, 0,
4495 0, 0, 0, 0, NULL, 0);
4497 wpa_printf(MSG_ERROR, "i802_send_eapol - packet len: %lu - "
4499 (unsigned long) len, errno, strerror(errno));
4507 static int wpa_driver_nl80211_sta_set_flags(void *priv, const u8 *addr,
4508 unsigned int total_flags,
4509 unsigned int flags_or,
4510 unsigned int flags_and)
4512 struct i802_bss *bss = priv;
4514 struct nlattr *flags;
4515 struct nl80211_sta_flag_update upd;
4517 wpa_printf(MSG_DEBUG, "nl80211: Set STA flags - ifname=%s addr=" MACSTR
4518 " total_flags=0x%x flags_or=0x%x flags_and=0x%x authorized=%d",
4519 bss->ifname, MAC2STR(addr), total_flags, flags_or, flags_and,
4520 !!(total_flags & WPA_STA_AUTHORIZED));
4522 if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_SET_STATION)) ||
4523 nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr))
4527 * Backwards compatibility version using NL80211_ATTR_STA_FLAGS. This
4528 * can be removed eventually.
4530 flags = nla_nest_start(msg, NL80211_ATTR_STA_FLAGS);
4532 ((total_flags & WPA_STA_AUTHORIZED) &&
4533 nla_put_flag(msg, NL80211_STA_FLAG_AUTHORIZED)) ||
4534 ((total_flags & WPA_STA_WMM) &&
4535 nla_put_flag(msg, NL80211_STA_FLAG_WME)) ||
4536 ((total_flags & WPA_STA_SHORT_PREAMBLE) &&
4537 nla_put_flag(msg, NL80211_STA_FLAG_SHORT_PREAMBLE)) ||
4538 ((total_flags & WPA_STA_MFP) &&
4539 nla_put_flag(msg, NL80211_STA_FLAG_MFP)) ||
4540 ((total_flags & WPA_STA_TDLS_PEER) &&
4541 nla_put_flag(msg, NL80211_STA_FLAG_TDLS_PEER)))
4544 nla_nest_end(msg, flags);
4546 os_memset(&upd, 0, sizeof(upd));
4547 upd.mask = sta_flags_nl80211(flags_or | ~flags_and);
4548 upd.set = sta_flags_nl80211(flags_or);
4549 if (nla_put(msg, NL80211_ATTR_STA_FLAGS2, sizeof(upd), &upd))
4552 return send_and_recv_msgs(bss->drv, msg, NULL, NULL);
4559 static int wpa_driver_nl80211_ap(struct wpa_driver_nl80211_data *drv,
4560 struct wpa_driver_associate_params *params)
4562 enum nl80211_iftype nlmode, old_mode;
4565 wpa_printf(MSG_DEBUG, "nl80211: Setup AP operations for P2P "
4567 nlmode = NL80211_IFTYPE_P2P_GO;
4569 nlmode = NL80211_IFTYPE_AP;
4571 old_mode = drv->nlmode;
4572 if (wpa_driver_nl80211_set_mode(drv->first_bss, nlmode)) {
4573 nl80211_remove_monitor_interface(drv);
4577 if (params->freq.freq &&
4578 nl80211_set_channel(drv->first_bss, ¶ms->freq, 0)) {
4579 if (old_mode != nlmode)
4580 wpa_driver_nl80211_set_mode(drv->first_bss, old_mode);
4581 nl80211_remove_monitor_interface(drv);
4589 static int nl80211_leave_ibss(struct wpa_driver_nl80211_data *drv,
4595 msg = nl80211_drv_msg(drv, 0, NL80211_CMD_LEAVE_IBSS);
4596 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
4598 wpa_printf(MSG_DEBUG, "nl80211: Leave IBSS failed: ret=%d "
4599 "(%s)", ret, strerror(-ret));
4601 wpa_printf(MSG_DEBUG,
4602 "nl80211: Leave IBSS request sent successfully");
4606 wpa_driver_nl80211_set_mode(drv->first_bss,
4607 NL80211_IFTYPE_STATION)) {
4608 wpa_printf(MSG_INFO, "nl80211: Failed to set interface into "
4616 static int nl80211_ht_vht_overrides(struct nl_msg *msg,
4617 struct wpa_driver_associate_params *params)
4619 if (params->disable_ht && nla_put_flag(msg, NL80211_ATTR_DISABLE_HT))
4622 if (params->htcaps && params->htcaps_mask) {
4623 int sz = sizeof(struct ieee80211_ht_capabilities);
4624 wpa_hexdump(MSG_DEBUG, " * htcaps", params->htcaps, sz);
4625 wpa_hexdump(MSG_DEBUG, " * htcaps_mask",
4626 params->htcaps_mask, sz);
4627 if (nla_put(msg, NL80211_ATTR_HT_CAPABILITY, sz,
4629 nla_put(msg, NL80211_ATTR_HT_CAPABILITY_MASK, sz,
4630 params->htcaps_mask))
4634 #ifdef CONFIG_VHT_OVERRIDES
4635 if (params->disable_vht) {
4636 wpa_printf(MSG_DEBUG, " * VHT disabled");
4637 if (nla_put_flag(msg, NL80211_ATTR_DISABLE_VHT))
4641 if (params->vhtcaps && params->vhtcaps_mask) {
4642 int sz = sizeof(struct ieee80211_vht_capabilities);
4643 wpa_hexdump(MSG_DEBUG, " * vhtcaps", params->vhtcaps, sz);
4644 wpa_hexdump(MSG_DEBUG, " * vhtcaps_mask",
4645 params->vhtcaps_mask, sz);
4646 if (nla_put(msg, NL80211_ATTR_VHT_CAPABILITY, sz,
4648 nla_put(msg, NL80211_ATTR_VHT_CAPABILITY_MASK, sz,
4649 params->vhtcaps_mask))
4652 #endif /* CONFIG_VHT_OVERRIDES */
4658 static int wpa_driver_nl80211_ibss(struct wpa_driver_nl80211_data *drv,
4659 struct wpa_driver_associate_params *params)
4665 wpa_printf(MSG_DEBUG, "nl80211: Join IBSS (ifindex=%d)", drv->ifindex);
4667 if (wpa_driver_nl80211_set_mode_ibss(drv->first_bss, ¶ms->freq)) {
4668 wpa_printf(MSG_INFO, "nl80211: Failed to set interface into "
4674 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_JOIN_IBSS)) ||
4675 params->ssid == NULL || params->ssid_len > sizeof(drv->ssid))
4678 wpa_hexdump_ascii(MSG_DEBUG, " * SSID",
4679 params->ssid, params->ssid_len);
4680 if (nla_put(msg, NL80211_ATTR_SSID, params->ssid_len, params->ssid))
4682 os_memcpy(drv->ssid, params->ssid, params->ssid_len);
4683 drv->ssid_len = params->ssid_len;
4685 if (nl80211_put_freq_params(msg, ¶ms->freq) < 0 ||
4686 nl80211_put_beacon_int(msg, params->beacon_int))
4689 ret = nl80211_set_conn_keys(params, msg);
4693 if (params->bssid && params->fixed_bssid) {
4694 wpa_printf(MSG_DEBUG, " * BSSID=" MACSTR,
4695 MAC2STR(params->bssid));
4696 if (nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, params->bssid))
4700 if (params->fixed_freq) {
4701 wpa_printf(MSG_DEBUG, " * fixed_freq");
4702 if (nla_put_flag(msg, NL80211_ATTR_FREQ_FIXED))
4706 if (params->key_mgmt_suite == WPA_KEY_MGMT_IEEE8021X ||
4707 params->key_mgmt_suite == WPA_KEY_MGMT_PSK ||
4708 params->key_mgmt_suite == WPA_KEY_MGMT_IEEE8021X_SHA256 ||
4709 params->key_mgmt_suite == WPA_KEY_MGMT_PSK_SHA256) {
4710 wpa_printf(MSG_DEBUG, " * control port");
4711 if (nla_put_flag(msg, NL80211_ATTR_CONTROL_PORT))
4715 if (params->wpa_ie) {
4716 wpa_hexdump(MSG_DEBUG,
4717 " * Extra IEs for Beacon/Probe Response frames",
4718 params->wpa_ie, params->wpa_ie_len);
4719 if (nla_put(msg, NL80211_ATTR_IE, params->wpa_ie_len,
4724 ret = nl80211_ht_vht_overrides(msg, params);
4728 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
4731 wpa_printf(MSG_DEBUG, "nl80211: Join IBSS failed: ret=%d (%s)",
4732 ret, strerror(-ret));
4734 if (ret == -EALREADY && count == 1) {
4735 wpa_printf(MSG_DEBUG, "nl80211: Retry IBSS join after "
4737 nl80211_leave_ibss(drv, 0);
4742 wpa_printf(MSG_DEBUG,
4743 "nl80211: Join IBSS request sent successfully");
4752 static int nl80211_connect_common(struct wpa_driver_nl80211_data *drv,
4753 struct wpa_driver_associate_params *params,
4756 if (params->bssid) {
4757 wpa_printf(MSG_DEBUG, " * bssid=" MACSTR,
4758 MAC2STR(params->bssid));
4759 if (nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, params->bssid))
4763 if (params->bssid_hint) {
4764 wpa_printf(MSG_DEBUG, " * bssid_hint=" MACSTR,
4765 MAC2STR(params->bssid_hint));
4766 if (nla_put(msg, NL80211_ATTR_MAC_HINT, ETH_ALEN,
4767 params->bssid_hint))
4771 if (params->freq.freq) {
4772 wpa_printf(MSG_DEBUG, " * freq=%d", params->freq.freq);
4773 if (nla_put_u32(msg, NL80211_ATTR_WIPHY_FREQ,
4776 drv->assoc_freq = params->freq.freq;
4778 drv->assoc_freq = 0;
4780 if (params->freq_hint) {
4781 wpa_printf(MSG_DEBUG, " * freq_hint=%d", params->freq_hint);
4782 if (nla_put_u32(msg, NL80211_ATTR_WIPHY_FREQ_HINT,
4787 if (params->bg_scan_period >= 0) {
4788 wpa_printf(MSG_DEBUG, " * bg scan period=%d",
4789 params->bg_scan_period);
4790 if (nla_put_u16(msg, NL80211_ATTR_BG_SCAN_PERIOD,
4791 params->bg_scan_period))
4796 wpa_hexdump_ascii(MSG_DEBUG, " * SSID",
4797 params->ssid, params->ssid_len);
4798 if (nla_put(msg, NL80211_ATTR_SSID, params->ssid_len,
4801 if (params->ssid_len > sizeof(drv->ssid))
4803 os_memcpy(drv->ssid, params->ssid, params->ssid_len);
4804 drv->ssid_len = params->ssid_len;
4807 wpa_hexdump(MSG_DEBUG, " * IEs", params->wpa_ie, params->wpa_ie_len);
4808 if (params->wpa_ie &&
4809 nla_put(msg, NL80211_ATTR_IE, params->wpa_ie_len, params->wpa_ie))
4812 if (params->wpa_proto) {
4813 enum nl80211_wpa_versions ver = 0;
4815 if (params->wpa_proto & WPA_PROTO_WPA)
4816 ver |= NL80211_WPA_VERSION_1;
4817 if (params->wpa_proto & WPA_PROTO_RSN)
4818 ver |= NL80211_WPA_VERSION_2;
4820 wpa_printf(MSG_DEBUG, " * WPA Versions 0x%x", ver);
4821 if (nla_put_u32(msg, NL80211_ATTR_WPA_VERSIONS, ver))
4825 if (params->pairwise_suite != WPA_CIPHER_NONE) {
4826 u32 cipher = wpa_cipher_to_cipher_suite(params->pairwise_suite);
4827 wpa_printf(MSG_DEBUG, " * pairwise=0x%x", cipher);
4828 if (nla_put_u32(msg, NL80211_ATTR_CIPHER_SUITES_PAIRWISE,
4833 if (params->group_suite == WPA_CIPHER_GTK_NOT_USED &&
4834 !(drv->capa.enc & WPA_DRIVER_CAPA_ENC_GTK_NOT_USED)) {
4836 * This is likely to work even though many drivers do not
4837 * advertise support for operations without GTK.
4839 wpa_printf(MSG_DEBUG, " * skip group cipher configuration for GTK_NOT_USED due to missing driver support advertisement");
4840 } else if (params->group_suite != WPA_CIPHER_NONE) {
4841 u32 cipher = wpa_cipher_to_cipher_suite(params->group_suite);
4842 wpa_printf(MSG_DEBUG, " * group=0x%x", cipher);
4843 if (nla_put_u32(msg, NL80211_ATTR_CIPHER_SUITE_GROUP, cipher))
4847 if (params->key_mgmt_suite == WPA_KEY_MGMT_IEEE8021X ||
4848 params->key_mgmt_suite == WPA_KEY_MGMT_PSK ||
4849 params->key_mgmt_suite == WPA_KEY_MGMT_FT_IEEE8021X ||
4850 params->key_mgmt_suite == WPA_KEY_MGMT_FT_PSK ||
4851 params->key_mgmt_suite == WPA_KEY_MGMT_CCKM ||
4852 params->key_mgmt_suite == WPA_KEY_MGMT_OSEN ||
4853 params->key_mgmt_suite == WPA_KEY_MGMT_IEEE8021X_SHA256 ||
4854 params->key_mgmt_suite == WPA_KEY_MGMT_PSK_SHA256 ||
4855 params->key_mgmt_suite == WPA_KEY_MGMT_IEEE8021X_SUITE_B ||
4856 params->key_mgmt_suite == WPA_KEY_MGMT_IEEE8021X_SUITE_B_192) {
4857 int mgmt = WLAN_AKM_SUITE_PSK;
4859 switch (params->key_mgmt_suite) {
4860 case WPA_KEY_MGMT_CCKM:
4861 mgmt = WLAN_AKM_SUITE_CCKM;
4863 case WPA_KEY_MGMT_IEEE8021X:
4864 mgmt = WLAN_AKM_SUITE_8021X;
4866 case WPA_KEY_MGMT_FT_IEEE8021X:
4867 mgmt = WLAN_AKM_SUITE_FT_8021X;
4869 case WPA_KEY_MGMT_FT_PSK:
4870 mgmt = WLAN_AKM_SUITE_FT_PSK;
4872 case WPA_KEY_MGMT_IEEE8021X_SHA256:
4873 mgmt = WLAN_AKM_SUITE_8021X_SHA256;
4875 case WPA_KEY_MGMT_PSK_SHA256:
4876 mgmt = WLAN_AKM_SUITE_PSK_SHA256;
4878 case WPA_KEY_MGMT_OSEN:
4879 mgmt = WLAN_AKM_SUITE_OSEN;
4881 case WPA_KEY_MGMT_IEEE8021X_SUITE_B:
4882 mgmt = WLAN_AKM_SUITE_8021X_SUITE_B;
4884 case WPA_KEY_MGMT_IEEE8021X_SUITE_B_192:
4885 mgmt = WLAN_AKM_SUITE_8021X_SUITE_B_192;
4887 case WPA_KEY_MGMT_PSK:
4889 mgmt = WLAN_AKM_SUITE_PSK;
4892 wpa_printf(MSG_DEBUG, " * akm=0x%x", mgmt);
4893 if (nla_put_u32(msg, NL80211_ATTR_AKM_SUITES, mgmt))
4897 if (nla_put_flag(msg, NL80211_ATTR_CONTROL_PORT))
4900 if (params->mgmt_frame_protection == MGMT_FRAME_PROTECTION_REQUIRED &&
4901 nla_put_u32(msg, NL80211_ATTR_USE_MFP, NL80211_MFP_REQUIRED))
4904 if (params->rrm_used) {
4905 u32 drv_rrm_flags = drv->capa.rrm_flags;
4906 if ((!((drv_rrm_flags &
4907 WPA_DRIVER_FLAGS_DS_PARAM_SET_IE_IN_PROBES) &&
4908 (drv_rrm_flags & WPA_DRIVER_FLAGS_QUIET)) &&
4909 !(drv_rrm_flags & WPA_DRIVER_FLAGS_SUPPORT_RRM)) ||
4910 nla_put_flag(msg, NL80211_ATTR_USE_RRM))
4914 if (nl80211_ht_vht_overrides(msg, params) < 0)
4918 wpa_printf(MSG_DEBUG, " * P2P group");
4921 wpa_printf(MSG_DEBUG, " * PBSS");
4922 if (nla_put_flag(msg, NL80211_ATTR_PBSS))
4926 drv->connect_reassoc = 0;
4927 if (params->prev_bssid) {
4928 wpa_printf(MSG_DEBUG, " * prev_bssid=" MACSTR,
4929 MAC2STR(params->prev_bssid));
4930 if (nla_put(msg, NL80211_ATTR_PREV_BSSID, ETH_ALEN,
4931 params->prev_bssid))
4933 drv->connect_reassoc = 1;
4940 static int wpa_driver_nl80211_try_connect(
4941 struct wpa_driver_nl80211_data *drv,
4942 struct wpa_driver_associate_params *params)
4945 enum nl80211_auth_type type;
4949 #ifdef CONFIG_DRIVER_NL80211_QCA
4950 if (params->req_key_mgmt_offload && params->psk &&
4951 (params->key_mgmt_suite == WPA_KEY_MGMT_PSK ||
4952 params->key_mgmt_suite == WPA_KEY_MGMT_PSK_SHA256 ||
4953 params->key_mgmt_suite == WPA_KEY_MGMT_FT_PSK)) {
4954 wpa_printf(MSG_DEBUG, "nl80211: Key management set PSK");
4955 ret = issue_key_mgmt_set_key(drv, params->psk, 32);
4959 #endif /* CONFIG_DRIVER_NL80211_QCA */
4961 wpa_printf(MSG_DEBUG, "nl80211: Connect (ifindex=%d)", drv->ifindex);
4962 msg = nl80211_drv_msg(drv, 0, NL80211_CMD_CONNECT);
4966 ret = nl80211_connect_common(drv, params, msg);
4971 if (params->auth_alg & WPA_AUTH_ALG_OPEN)
4973 if (params->auth_alg & WPA_AUTH_ALG_SHARED)
4975 if (params->auth_alg & WPA_AUTH_ALG_LEAP)
4978 wpa_printf(MSG_DEBUG, " * Leave out Auth Type for automatic "
4980 goto skip_auth_type;
4983 if (params->auth_alg & WPA_AUTH_ALG_OPEN)
4984 type = NL80211_AUTHTYPE_OPEN_SYSTEM;
4985 else if (params->auth_alg & WPA_AUTH_ALG_SHARED)
4986 type = NL80211_AUTHTYPE_SHARED_KEY;
4987 else if (params->auth_alg & WPA_AUTH_ALG_LEAP)
4988 type = NL80211_AUTHTYPE_NETWORK_EAP;
4989 else if (params->auth_alg & WPA_AUTH_ALG_FT)
4990 type = NL80211_AUTHTYPE_FT;
4994 wpa_printf(MSG_DEBUG, " * Auth Type %d", type);
4995 if (nla_put_u32(msg, NL80211_ATTR_AUTH_TYPE, type))
4999 ret = nl80211_set_conn_keys(params, msg);
5003 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
5006 wpa_printf(MSG_DEBUG, "nl80211: MLME connect failed: ret=%d "
5007 "(%s)", ret, strerror(-ret));
5009 wpa_printf(MSG_DEBUG,
5010 "nl80211: Connect request send successfully");
5020 static int wpa_driver_nl80211_connect(
5021 struct wpa_driver_nl80211_data *drv,
5022 struct wpa_driver_associate_params *params)
5026 /* Store the connection attempted bssid for future use */
5028 os_memcpy(drv->auth_attempt_bssid, params->bssid, ETH_ALEN);
5030 os_memset(drv->auth_attempt_bssid, 0, ETH_ALEN);
5032 ret = wpa_driver_nl80211_try_connect(drv, params);
5033 if (ret == -EALREADY) {
5035 * cfg80211 does not currently accept new connections if
5036 * we are already connected. As a workaround, force
5037 * disconnection and try again.
5039 wpa_printf(MSG_DEBUG, "nl80211: Explicitly "
5040 "disconnecting before reassociation "
5042 if (wpa_driver_nl80211_disconnect(
5043 drv, WLAN_REASON_PREV_AUTH_NOT_VALID))
5045 ret = wpa_driver_nl80211_try_connect(drv, params);
5051 static int wpa_driver_nl80211_associate(
5052 void *priv, struct wpa_driver_associate_params *params)
5054 struct i802_bss *bss = priv;
5055 struct wpa_driver_nl80211_data *drv = bss->drv;
5059 nl80211_unmask_11b_rates(bss);
5061 if (params->mode == IEEE80211_MODE_AP)
5062 return wpa_driver_nl80211_ap(drv, params);
5064 if (params->mode == IEEE80211_MODE_IBSS)
5065 return wpa_driver_nl80211_ibss(drv, params);
5067 if (!(drv->capa.flags & WPA_DRIVER_FLAGS_SME)) {
5068 enum nl80211_iftype nlmode = params->p2p ?
5069 NL80211_IFTYPE_P2P_CLIENT : NL80211_IFTYPE_STATION;
5071 if (wpa_driver_nl80211_set_mode(priv, nlmode) < 0)
5073 return wpa_driver_nl80211_connect(drv, params);
5076 nl80211_mark_disconnected(drv);
5078 wpa_printf(MSG_DEBUG, "nl80211: Associate (ifindex=%d)",
5080 msg = nl80211_drv_msg(drv, 0, NL80211_CMD_ASSOCIATE);
5084 ret = nl80211_connect_common(drv, params, msg);
5088 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
5091 wpa_dbg(drv->ctx, MSG_DEBUG,
5092 "nl80211: MLME command failed (assoc): ret=%d (%s)",
5093 ret, strerror(-ret));
5094 nl80211_dump_scan(drv);
5096 wpa_printf(MSG_DEBUG,
5097 "nl80211: Association request send successfully");
5106 static int nl80211_set_mode(struct wpa_driver_nl80211_data *drv,
5107 int ifindex, enum nl80211_iftype mode)
5112 wpa_printf(MSG_DEBUG, "nl80211: Set mode ifindex %d iftype %d (%s)",
5113 ifindex, mode, nl80211_iftype_str(mode));
5115 msg = nl80211_cmd_msg(drv->first_bss, 0, NL80211_CMD_SET_INTERFACE);
5116 if (!msg || nla_put_u32(msg, NL80211_ATTR_IFTYPE, mode))
5119 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
5125 wpa_printf(MSG_DEBUG, "nl80211: Failed to set interface %d to mode %d:"
5126 " %d (%s)", ifindex, mode, ret, strerror(-ret));
5131 static int wpa_driver_nl80211_set_mode_impl(
5132 struct i802_bss *bss,
5133 enum nl80211_iftype nlmode,
5134 struct hostapd_freq_params *desired_freq_params)
5136 struct wpa_driver_nl80211_data *drv = bss->drv;
5139 int was_ap = is_ap_interface(drv->nlmode);
5141 int mode_switch_res;
5146 mode_switch_res = nl80211_set_mode(drv, drv->ifindex, nlmode);
5147 if (mode_switch_res && nlmode == nl80211_get_ifmode(bss))
5148 mode_switch_res = 0;
5150 if (mode_switch_res == 0) {
5151 drv->nlmode = nlmode;
5156 if (mode_switch_res == -ENODEV)
5159 if (nlmode == drv->nlmode) {
5160 wpa_printf(MSG_DEBUG, "nl80211: Interface already in "
5161 "requested mode - ignore error");
5163 goto done; /* Already in the requested mode */
5166 /* mac80211 doesn't allow mode changes while the device is up, so
5167 * take the device down, try to set the mode again, and bring the
5170 wpa_printf(MSG_DEBUG, "nl80211: Try mode change after setting "
5172 for (i = 0; i < 10; i++) {
5173 res = i802_set_iface_flags(bss, 0);
5174 if (res == -EACCES || res == -ENODEV)
5177 wpa_printf(MSG_DEBUG, "nl80211: Failed to set "
5179 os_sleep(0, 100000);
5184 * Setting the mode will fail for some drivers if the phy is
5185 * on a frequency that the mode is disallowed in.
5187 if (desired_freq_params) {
5188 res = nl80211_set_channel(bss, desired_freq_params, 0);
5190 wpa_printf(MSG_DEBUG,
5191 "nl80211: Failed to set frequency on interface");
5195 /* Try to set the mode again while the interface is down */
5196 mode_switch_res = nl80211_set_mode(drv, drv->ifindex, nlmode);
5197 if (mode_switch_res == -EBUSY) {
5198 wpa_printf(MSG_DEBUG,
5199 "nl80211: Delaying mode set while interface going down");
5200 os_sleep(0, 100000);
5203 ret = mode_switch_res;
5208 wpa_printf(MSG_DEBUG, "nl80211: Mode change succeeded while "
5209 "interface is down");
5210 drv->nlmode = nlmode;
5211 drv->ignore_if_down_event = 1;
5214 /* Bring the interface back up */
5215 res = linux_set_iface_flags(drv->global->ioctl_sock, bss->ifname, 1);
5217 wpa_printf(MSG_DEBUG,
5218 "nl80211: Failed to set interface up after switching mode");
5224 wpa_printf(MSG_DEBUG, "nl80211: Interface mode change to %d "
5225 "from %d failed", nlmode, drv->nlmode);
5229 if (is_p2p_net_interface(nlmode)) {
5230 wpa_printf(MSG_DEBUG,
5231 "nl80211: Interface %s mode change to P2P - disable 11b rates",
5233 nl80211_disable_11b_rates(drv, drv->ifindex, 1);
5234 } else if (drv->disabled_11b_rates) {
5235 wpa_printf(MSG_DEBUG,
5236 "nl80211: Interface %s mode changed to non-P2P - re-enable 11b rates",
5238 nl80211_disable_11b_rates(drv, drv->ifindex, 0);
5241 if (is_ap_interface(nlmode)) {
5242 nl80211_mgmt_unsubscribe(bss, "start AP");
5243 /* Setup additional AP mode functionality if needed */
5244 if (nl80211_setup_ap(bss))
5246 } else if (was_ap) {
5247 /* Remove additional AP mode functionality */
5248 nl80211_teardown_ap(bss);
5250 nl80211_mgmt_unsubscribe(bss, "mode change");
5253 if (is_mesh_interface(nlmode) &&
5254 nl80211_mgmt_subscribe_mesh(bss))
5257 if (!bss->in_deinit && !is_ap_interface(nlmode) &&
5258 !is_mesh_interface(nlmode) &&
5259 nl80211_mgmt_subscribe_non_ap(bss) < 0)
5260 wpa_printf(MSG_DEBUG, "nl80211: Failed to register Action "
5261 "frame processing - ignore for now");
5267 int wpa_driver_nl80211_set_mode(struct i802_bss *bss,
5268 enum nl80211_iftype nlmode)
5270 return wpa_driver_nl80211_set_mode_impl(bss, nlmode, NULL);
5274 static int wpa_driver_nl80211_set_mode_ibss(struct i802_bss *bss,
5275 struct hostapd_freq_params *freq)
5277 return wpa_driver_nl80211_set_mode_impl(bss, NL80211_IFTYPE_ADHOC,
5282 static int wpa_driver_nl80211_get_capa(void *priv,
5283 struct wpa_driver_capa *capa)
5285 struct i802_bss *bss = priv;
5286 struct wpa_driver_nl80211_data *drv = bss->drv;
5288 if (!drv->has_capability)
5290 os_memcpy(capa, &drv->capa, sizeof(*capa));
5291 if (drv->extended_capa && drv->extended_capa_mask) {
5292 capa->extended_capa = drv->extended_capa;
5293 capa->extended_capa_mask = drv->extended_capa_mask;
5294 capa->extended_capa_len = drv->extended_capa_len;
5301 static int wpa_driver_nl80211_set_operstate(void *priv, int state)
5303 struct i802_bss *bss = priv;
5304 struct wpa_driver_nl80211_data *drv = bss->drv;
5306 wpa_printf(MSG_DEBUG, "nl80211: Set %s operstate %d->%d (%s)",
5307 bss->ifname, drv->operstate, state,
5308 state ? "UP" : "DORMANT");
5309 drv->operstate = state;
5310 return netlink_send_oper_ifla(drv->global->netlink, drv->ifindex, -1,
5311 state ? IF_OPER_UP : IF_OPER_DORMANT);
5315 static int wpa_driver_nl80211_set_supp_port(void *priv, int authorized)
5317 struct i802_bss *bss = priv;
5318 struct wpa_driver_nl80211_data *drv = bss->drv;
5320 struct nl80211_sta_flag_update upd;
5323 if (!drv->associated && is_zero_ether_addr(drv->bssid) && !authorized) {
5324 wpa_printf(MSG_DEBUG, "nl80211: Skip set_supp_port(unauthorized) while not associated");
5328 wpa_printf(MSG_DEBUG, "nl80211: Set supplicant port %sauthorized for "
5329 MACSTR, authorized ? "" : "un", MAC2STR(drv->bssid));
5331 os_memset(&upd, 0, sizeof(upd));
5332 upd.mask = BIT(NL80211_STA_FLAG_AUTHORIZED);
5334 upd.set = BIT(NL80211_STA_FLAG_AUTHORIZED);
5336 if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_SET_STATION)) ||
5337 nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, drv->bssid) ||
5338 nla_put(msg, NL80211_ATTR_STA_FLAGS2, sizeof(upd), &upd)) {
5343 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
5346 wpa_printf(MSG_DEBUG, "nl80211: Failed to set STA flag: %d (%s)",
5347 ret, strerror(-ret));
5352 /* Set kernel driver on given frequency (MHz) */
5353 static int i802_set_freq(void *priv, struct hostapd_freq_params *freq)
5355 struct i802_bss *bss = priv;
5356 return nl80211_set_channel(bss, freq, 0);
5360 static inline int min_int(int a, int b)
5368 static int get_key_handler(struct nl_msg *msg, void *arg)
5370 struct nlattr *tb[NL80211_ATTR_MAX + 1];
5371 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
5373 nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
5374 genlmsg_attrlen(gnlh, 0), NULL);
5377 * TODO: validate the key index and mac address!
5378 * Otherwise, there's a race condition as soon as
5379 * the kernel starts sending key notifications.
5382 if (tb[NL80211_ATTR_KEY_SEQ])
5383 memcpy(arg, nla_data(tb[NL80211_ATTR_KEY_SEQ]),
5384 min_int(nla_len(tb[NL80211_ATTR_KEY_SEQ]), 6));
5389 static int i802_get_seqnum(const char *iface, void *priv, const u8 *addr,
5392 struct i802_bss *bss = priv;
5393 struct wpa_driver_nl80211_data *drv = bss->drv;
5396 msg = nl80211_ifindex_msg(drv, if_nametoindex(iface), 0,
5397 NL80211_CMD_GET_KEY);
5399 (addr && nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr)) ||
5400 nla_put_u8(msg, NL80211_ATTR_KEY_IDX, idx)) {
5407 return send_and_recv_msgs(drv, msg, get_key_handler, seq);
5411 static int i802_set_rts(void *priv, int rts)
5413 struct i802_bss *bss = priv;
5414 struct wpa_driver_nl80211_data *drv = bss->drv;
5424 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_SET_WIPHY)) ||
5425 nla_put_u32(msg, NL80211_ATTR_WIPHY_RTS_THRESHOLD, val)) {
5430 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
5433 wpa_printf(MSG_DEBUG, "nl80211: Failed to set RTS threshold %d: "
5434 "%d (%s)", rts, ret, strerror(-ret));
5439 static int i802_set_frag(void *priv, int frag)
5441 struct i802_bss *bss = priv;
5442 struct wpa_driver_nl80211_data *drv = bss->drv;
5452 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_SET_WIPHY)) ||
5453 nla_put_u32(msg, NL80211_ATTR_WIPHY_FRAG_THRESHOLD, val)) {
5458 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
5461 wpa_printf(MSG_DEBUG, "nl80211: Failed to set fragmentation threshold "
5462 "%d: %d (%s)", frag, ret, strerror(-ret));
5467 static int i802_flush(void *priv)
5469 struct i802_bss *bss = priv;
5473 wpa_printf(MSG_DEBUG, "nl80211: flush -> DEL_STATION %s (all)",
5477 * XXX: FIX! this needs to flush all VLANs too
5479 msg = nl80211_bss_msg(bss, 0, NL80211_CMD_DEL_STATION);
5480 res = send_and_recv_msgs(bss->drv, msg, NULL, NULL);
5482 wpa_printf(MSG_DEBUG, "nl80211: Station flush failed: ret=%d "
5483 "(%s)", res, strerror(-res));
5489 static int get_sta_handler(struct nl_msg *msg, void *arg)
5491 struct nlattr *tb[NL80211_ATTR_MAX + 1];
5492 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
5493 struct hostap_sta_driver_data *data = arg;
5494 struct nlattr *stats[NL80211_STA_INFO_MAX + 1];
5495 static struct nla_policy stats_policy[NL80211_STA_INFO_MAX + 1] = {
5496 [NL80211_STA_INFO_INACTIVE_TIME] = { .type = NLA_U32 },
5497 [NL80211_STA_INFO_RX_BYTES] = { .type = NLA_U32 },
5498 [NL80211_STA_INFO_TX_BYTES] = { .type = NLA_U32 },
5499 [NL80211_STA_INFO_RX_PACKETS] = { .type = NLA_U32 },
5500 [NL80211_STA_INFO_TX_PACKETS] = { .type = NLA_U32 },
5501 [NL80211_STA_INFO_TX_FAILED] = { .type = NLA_U32 },
5502 [NL80211_STA_INFO_RX_BYTES64] = { .type = NLA_U64 },
5503 [NL80211_STA_INFO_TX_BYTES64] = { .type = NLA_U64 },
5506 nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
5507 genlmsg_attrlen(gnlh, 0), NULL);
5510 * TODO: validate the interface and mac address!
5511 * Otherwise, there's a race condition as soon as
5512 * the kernel starts sending station notifications.
5515 if (!tb[NL80211_ATTR_STA_INFO]) {
5516 wpa_printf(MSG_DEBUG, "sta stats missing!");
5519 if (nla_parse_nested(stats, NL80211_STA_INFO_MAX,
5520 tb[NL80211_ATTR_STA_INFO],
5522 wpa_printf(MSG_DEBUG, "failed to parse nested attributes!");
5526 if (stats[NL80211_STA_INFO_INACTIVE_TIME])
5527 data->inactive_msec =
5528 nla_get_u32(stats[NL80211_STA_INFO_INACTIVE_TIME]);
5529 /* For backwards compatibility, fetch the 32-bit counters first. */
5530 if (stats[NL80211_STA_INFO_RX_BYTES])
5531 data->rx_bytes = nla_get_u32(stats[NL80211_STA_INFO_RX_BYTES]);
5532 if (stats[NL80211_STA_INFO_TX_BYTES])
5533 data->tx_bytes = nla_get_u32(stats[NL80211_STA_INFO_TX_BYTES]);
5534 if (stats[NL80211_STA_INFO_RX_BYTES64] &&
5535 stats[NL80211_STA_INFO_TX_BYTES64]) {
5537 * The driver supports 64-bit counters, so use them to override
5538 * the 32-bit values.
5541 nla_get_u64(stats[NL80211_STA_INFO_RX_BYTES64]);
5543 nla_get_u64(stats[NL80211_STA_INFO_TX_BYTES64]);
5544 data->bytes_64bit = 1;
5546 if (stats[NL80211_STA_INFO_RX_PACKETS])
5548 nla_get_u32(stats[NL80211_STA_INFO_RX_PACKETS]);
5549 if (stats[NL80211_STA_INFO_TX_PACKETS])
5551 nla_get_u32(stats[NL80211_STA_INFO_TX_PACKETS]);
5552 if (stats[NL80211_STA_INFO_TX_FAILED])
5553 data->tx_retry_failed =
5554 nla_get_u32(stats[NL80211_STA_INFO_TX_FAILED]);
5559 static int i802_read_sta_data(struct i802_bss *bss,
5560 struct hostap_sta_driver_data *data,
5565 os_memset(data, 0, sizeof(*data));
5567 if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_GET_STATION)) ||
5568 nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr)) {
5573 return send_and_recv_msgs(bss->drv, msg, get_sta_handler, data);
5577 static int i802_set_tx_queue_params(void *priv, int queue, int aifs,
5578 int cw_min, int cw_max, int burst_time)
5580 struct i802_bss *bss = priv;
5581 struct wpa_driver_nl80211_data *drv = bss->drv;
5583 struct nlattr *txq, *params;
5585 msg = nl80211_bss_msg(bss, 0, NL80211_CMD_SET_WIPHY);
5589 txq = nla_nest_start(msg, NL80211_ATTR_WIPHY_TXQ_PARAMS);
5593 /* We are only sending parameters for a single TXQ at a time */
5594 params = nla_nest_start(msg, 1);
5600 if (nla_put_u8(msg, NL80211_TXQ_ATTR_QUEUE, NL80211_TXQ_Q_VO))
5604 if (nla_put_u8(msg, NL80211_TXQ_ATTR_QUEUE, NL80211_TXQ_Q_VI))
5608 if (nla_put_u8(msg, NL80211_TXQ_ATTR_QUEUE, NL80211_TXQ_Q_BE))
5612 if (nla_put_u8(msg, NL80211_TXQ_ATTR_QUEUE, NL80211_TXQ_Q_BK))
5616 /* Burst time is configured in units of 0.1 msec and TXOP parameter in
5617 * 32 usec, so need to convert the value here. */
5618 if (nla_put_u16(msg, NL80211_TXQ_ATTR_TXOP,
5619 (burst_time * 100 + 16) / 32) ||
5620 nla_put_u16(msg, NL80211_TXQ_ATTR_CWMIN, cw_min) ||
5621 nla_put_u16(msg, NL80211_TXQ_ATTR_CWMAX, cw_max) ||
5622 nla_put_u8(msg, NL80211_TXQ_ATTR_AIFS, aifs))
5625 nla_nest_end(msg, params);
5627 nla_nest_end(msg, txq);
5629 if (send_and_recv_msgs(drv, msg, NULL, NULL) == 0)
5638 static int i802_set_sta_vlan(struct i802_bss *bss, const u8 *addr,
5639 const char *ifname, int vlan_id)
5641 struct wpa_driver_nl80211_data *drv = bss->drv;
5645 wpa_printf(MSG_DEBUG, "nl80211: %s[%d]: set_sta_vlan(" MACSTR
5646 ", ifname=%s[%d], vlan_id=%d)",
5647 bss->ifname, if_nametoindex(bss->ifname),
5648 MAC2STR(addr), ifname, if_nametoindex(ifname), vlan_id);
5649 if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_SET_STATION)) ||
5650 nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr) ||
5651 nla_put_u32(msg, NL80211_ATTR_STA_VLAN, if_nametoindex(ifname))) {
5656 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
5658 wpa_printf(MSG_ERROR, "nl80211: NL80211_ATTR_STA_VLAN (addr="
5659 MACSTR " ifname=%s vlan_id=%d) failed: %d (%s)",
5660 MAC2STR(addr), ifname, vlan_id, ret,
5667 static int i802_get_inact_sec(void *priv, const u8 *addr)
5669 struct hostap_sta_driver_data data;
5672 data.inactive_msec = (unsigned long) -1;
5673 ret = i802_read_sta_data(priv, &data, addr);
5676 if (ret || data.inactive_msec == (unsigned long) -1)
5678 return data.inactive_msec / 1000;
5682 static int i802_sta_clear_stats(void *priv, const u8 *addr)
5691 static int i802_sta_deauth(void *priv, const u8 *own_addr, const u8 *addr,
5694 struct i802_bss *bss = priv;
5695 struct wpa_driver_nl80211_data *drv = bss->drv;
5696 struct ieee80211_mgmt mgmt;
5698 if (is_mesh_interface(drv->nlmode))
5701 if (drv->device_ap_sme)
5702 return wpa_driver_nl80211_sta_remove(bss, addr, 1, reason);
5704 memset(&mgmt, 0, sizeof(mgmt));
5705 mgmt.frame_control = IEEE80211_FC(WLAN_FC_TYPE_MGMT,
5706 WLAN_FC_STYPE_DEAUTH);
5707 memcpy(mgmt.da, addr, ETH_ALEN);
5708 memcpy(mgmt.sa, own_addr, ETH_ALEN);
5709 memcpy(mgmt.bssid, own_addr, ETH_ALEN);
5710 mgmt.u.deauth.reason_code = host_to_le16(reason);
5711 return wpa_driver_nl80211_send_mlme(bss, (u8 *) &mgmt,
5713 sizeof(mgmt.u.deauth), 0, 0, 0, 0,
5718 static int i802_sta_disassoc(void *priv, const u8 *own_addr, const u8 *addr,
5721 struct i802_bss *bss = priv;
5722 struct wpa_driver_nl80211_data *drv = bss->drv;
5723 struct ieee80211_mgmt mgmt;
5725 if (is_mesh_interface(drv->nlmode))
5728 if (drv->device_ap_sme)
5729 return wpa_driver_nl80211_sta_remove(bss, addr, 0, reason);
5731 memset(&mgmt, 0, sizeof(mgmt));
5732 mgmt.frame_control = IEEE80211_FC(WLAN_FC_TYPE_MGMT,
5733 WLAN_FC_STYPE_DISASSOC);
5734 memcpy(mgmt.da, addr, ETH_ALEN);
5735 memcpy(mgmt.sa, own_addr, ETH_ALEN);
5736 memcpy(mgmt.bssid, own_addr, ETH_ALEN);
5737 mgmt.u.disassoc.reason_code = host_to_le16(reason);
5738 return wpa_driver_nl80211_send_mlme(bss, (u8 *) &mgmt,
5740 sizeof(mgmt.u.disassoc), 0, 0, 0, 0,
5745 static void dump_ifidx(struct wpa_driver_nl80211_data *drv)
5747 char buf[200], *pos, *end;
5751 end = pos + sizeof(buf);
5753 for (i = 0; i < drv->num_if_indices; i++) {
5754 if (!drv->if_indices[i])
5756 res = os_snprintf(pos, end - pos, " %d(%d)",
5758 drv->if_indices_reason[i]);
5759 if (os_snprintf_error(end - pos, res))
5765 wpa_printf(MSG_DEBUG, "nl80211: if_indices[%d]:%s",
5766 drv->num_if_indices, buf);
5770 static void add_ifidx(struct wpa_driver_nl80211_data *drv, int ifidx,
5774 int *old, *old_reason;
5776 wpa_printf(MSG_DEBUG,
5777 "nl80211: Add own interface ifindex %d (ifidx_reason %d)",
5778 ifidx, ifidx_reason);
5779 if (have_ifidx(drv, ifidx, ifidx_reason)) {
5780 wpa_printf(MSG_DEBUG, "nl80211: ifindex %d already in the list",
5784 for (i = 0; i < drv->num_if_indices; i++) {
5785 if (drv->if_indices[i] == 0) {
5786 drv->if_indices[i] = ifidx;
5787 drv->if_indices_reason[i] = ifidx_reason;
5793 if (drv->if_indices != drv->default_if_indices)
5794 old = drv->if_indices;
5798 if (drv->if_indices_reason != drv->default_if_indices_reason)
5799 old_reason = drv->if_indices_reason;
5803 drv->if_indices = os_realloc_array(old, drv->num_if_indices + 1,
5805 drv->if_indices_reason = os_realloc_array(old_reason,
5806 drv->num_if_indices + 1,
5808 if (!drv->if_indices) {
5810 drv->if_indices = drv->default_if_indices;
5812 drv->if_indices = old;
5814 if (!drv->if_indices_reason) {
5816 drv->if_indices_reason = drv->default_if_indices_reason;
5818 drv->if_indices_reason = old_reason;
5820 if (!drv->if_indices || !drv->if_indices_reason) {
5821 wpa_printf(MSG_ERROR, "Failed to reallocate memory for "
5823 wpa_printf(MSG_ERROR, "Ignoring EAPOL on interface %d", ifidx);
5827 os_memcpy(drv->if_indices, drv->default_if_indices,
5828 sizeof(drv->default_if_indices));
5830 os_memcpy(drv->if_indices_reason,
5831 drv->default_if_indices_reason,
5832 sizeof(drv->default_if_indices_reason));
5833 drv->if_indices[drv->num_if_indices] = ifidx;
5834 drv->if_indices_reason[drv->num_if_indices] = ifidx_reason;
5835 drv->num_if_indices++;
5840 static void del_ifidx(struct wpa_driver_nl80211_data *drv, int ifidx,
5845 for (i = 0; i < drv->num_if_indices; i++) {
5846 if ((drv->if_indices[i] == ifidx || ifidx == IFIDX_ANY) &&
5847 (drv->if_indices_reason[i] == ifidx_reason ||
5848 ifidx_reason == IFIDX_ANY)) {
5849 drv->if_indices[i] = 0;
5857 static int have_ifidx(struct wpa_driver_nl80211_data *drv, int ifidx,
5862 for (i = 0; i < drv->num_if_indices; i++)
5863 if (drv->if_indices[i] == ifidx &&
5864 (drv->if_indices_reason[i] == ifidx_reason ||
5865 ifidx_reason == IFIDX_ANY))
5872 static int i802_set_wds_sta(void *priv, const u8 *addr, int aid, int val,
5873 const char *bridge_ifname, char *ifname_wds)
5875 struct i802_bss *bss = priv;
5876 struct wpa_driver_nl80211_data *drv = bss->drv;
5877 char name[IFNAMSIZ + 1];
5879 os_snprintf(name, sizeof(name), "%s.sta%d", bss->ifname, aid);
5881 os_strlcpy(ifname_wds, name, IFNAMSIZ + 1);
5883 wpa_printf(MSG_DEBUG, "nl80211: Set WDS STA addr=" MACSTR
5884 " aid=%d val=%d name=%s", MAC2STR(addr), aid, val, name);
5886 if (!if_nametoindex(name)) {
5887 if (nl80211_create_iface(drv, name,
5888 NL80211_IFTYPE_AP_VLAN,
5889 bss->addr, 1, NULL, NULL, 0) <
5892 if (bridge_ifname &&
5893 linux_br_add_if(drv->global->ioctl_sock,
5894 bridge_ifname, name) < 0)
5897 if (linux_set_iface_flags(drv->global->ioctl_sock, name, 1)) {
5898 wpa_printf(MSG_ERROR, "nl80211: Failed to set WDS STA "
5899 "interface %s up", name);
5901 return i802_set_sta_vlan(priv, addr, name, 0);
5904 linux_br_del_if(drv->global->ioctl_sock, bridge_ifname,
5907 i802_set_sta_vlan(priv, addr, bss->ifname, 0);
5908 nl80211_remove_iface(drv, if_nametoindex(name));
5914 static void handle_eapol(int sock, void *eloop_ctx, void *sock_ctx)
5916 struct wpa_driver_nl80211_data *drv = eloop_ctx;
5917 struct sockaddr_ll lladdr;
5918 unsigned char buf[3000];
5920 socklen_t fromlen = sizeof(lladdr);
5922 len = recvfrom(sock, buf, sizeof(buf), 0,
5923 (struct sockaddr *)&lladdr, &fromlen);
5925 wpa_printf(MSG_ERROR, "nl80211: EAPOL recv failed: %s",
5930 if (have_ifidx(drv, lladdr.sll_ifindex, IFIDX_ANY))
5931 drv_event_eapol_rx(drv->ctx, lladdr.sll_addr, buf, len);
5935 static int i802_check_bridge(struct wpa_driver_nl80211_data *drv,
5936 struct i802_bss *bss,
5937 const char *brname, const char *ifname)
5940 char in_br[IFNAMSIZ];
5942 os_strlcpy(bss->brname, brname, IFNAMSIZ);
5943 br_ifindex = if_nametoindex(brname);
5944 if (br_ifindex == 0) {
5946 * Bridge was configured, but the bridge device does
5947 * not exist. Try to add it now.
5949 if (linux_br_add(drv->global->ioctl_sock, brname) < 0) {
5950 wpa_printf(MSG_ERROR, "nl80211: Failed to add the "
5951 "bridge interface %s: %s",
5952 brname, strerror(errno));
5955 bss->added_bridge = 1;
5956 br_ifindex = if_nametoindex(brname);
5957 add_ifidx(drv, br_ifindex, drv->ifindex);
5959 bss->br_ifindex = br_ifindex;
5961 if (linux_br_get(in_br, ifname) == 0) {
5962 if (os_strcmp(in_br, brname) == 0)
5963 return 0; /* already in the bridge */
5965 wpa_printf(MSG_DEBUG, "nl80211: Removing interface %s from "
5966 "bridge %s", ifname, in_br);
5967 if (linux_br_del_if(drv->global->ioctl_sock, in_br, ifname) <
5969 wpa_printf(MSG_ERROR, "nl80211: Failed to "
5970 "remove interface %s from bridge "
5972 ifname, brname, strerror(errno));
5977 wpa_printf(MSG_DEBUG, "nl80211: Adding interface %s into bridge %s",
5979 if (linux_br_add_if(drv->global->ioctl_sock, brname, ifname) < 0) {
5980 wpa_printf(MSG_ERROR, "nl80211: Failed to add interface %s "
5981 "into bridge %s: %s",
5982 ifname, brname, strerror(errno));
5985 bss->added_if_into_bridge = 1;
5991 static void *i802_init(struct hostapd_data *hapd,
5992 struct wpa_init_params *params)
5994 struct wpa_driver_nl80211_data *drv;
5995 struct i802_bss *bss;
5997 char master_ifname[IFNAMSIZ];
5998 int ifindex, br_ifindex = 0;
6001 bss = wpa_driver_nl80211_drv_init(hapd, params->ifname,
6002 params->global_priv, 1,
6003 params->bssid, params->driver_params);
6009 if (linux_br_get(master_ifname, params->ifname) == 0) {
6010 wpa_printf(MSG_DEBUG, "nl80211: Interface %s is in bridge %s",
6011 params->ifname, master_ifname);
6012 br_ifindex = if_nametoindex(master_ifname);
6013 os_strlcpy(bss->brname, master_ifname, IFNAMSIZ);
6014 } else if ((params->num_bridge == 0 || !params->bridge[0]) &&
6015 linux_master_get(master_ifname, params->ifname) == 0) {
6016 wpa_printf(MSG_DEBUG, "nl80211: Interface %s is in master %s",
6017 params->ifname, master_ifname);
6018 /* start listening for EAPOL on the master interface */
6019 add_ifidx(drv, if_nametoindex(master_ifname), drv->ifindex);
6021 /* check if master itself is under bridge */
6022 if (linux_br_get(master_ifname, master_ifname) == 0) {
6023 wpa_printf(MSG_DEBUG, "nl80211: which is in bridge %s",
6025 br_ifindex = if_nametoindex(master_ifname);
6026 os_strlcpy(bss->brname, master_ifname, IFNAMSIZ);
6029 master_ifname[0] = '\0';
6032 bss->br_ifindex = br_ifindex;
6034 for (i = 0; i < params->num_bridge; i++) {
6035 if (params->bridge[i]) {
6036 ifindex = if_nametoindex(params->bridge[i]);
6038 add_ifidx(drv, ifindex, drv->ifindex);
6039 if (ifindex == br_ifindex)
6044 /* start listening for EAPOL on the default AP interface */
6045 add_ifidx(drv, drv->ifindex, IFIDX_ANY);
6047 if (params->num_bridge && params->bridge[0]) {
6048 if (i802_check_bridge(drv, bss, params->bridge[0],
6049 params->ifname) < 0)
6051 if (os_strcmp(params->bridge[0], master_ifname) != 0)
6055 if (!br_added && br_ifindex &&
6056 (params->num_bridge == 0 || !params->bridge[0]))
6057 add_ifidx(drv, br_ifindex, drv->ifindex);
6059 #ifdef CONFIG_LIBNL3_ROUTE
6060 if (bss->added_if_into_bridge) {
6061 drv->rtnl_sk = nl_socket_alloc();
6062 if (drv->rtnl_sk == NULL) {
6063 wpa_printf(MSG_ERROR, "nl80211: Failed to allocate nl_sock");
6067 if (nl_connect(drv->rtnl_sk, NETLINK_ROUTE)) {
6068 wpa_printf(MSG_ERROR, "nl80211: Failed to connect nl_sock to NETLINK_ROUTE: %s",
6073 #endif /* CONFIG_LIBNL3_ROUTE */
6075 drv->eapol_sock = socket(PF_PACKET, SOCK_DGRAM, htons(ETH_P_PAE));
6076 if (drv->eapol_sock < 0) {
6077 wpa_printf(MSG_ERROR, "nl80211: socket(PF_PACKET, SOCK_DGRAM, ETH_P_PAE) failed: %s",
6082 if (eloop_register_read_sock(drv->eapol_sock, handle_eapol, drv, NULL))
6084 wpa_printf(MSG_INFO, "nl80211: Could not register read socket for eapol");
6088 if (linux_get_ifhwaddr(drv->global->ioctl_sock, bss->ifname,
6091 os_memcpy(drv->perm_addr, params->own_addr, ETH_ALEN);
6093 memcpy(bss->addr, params->own_addr, ETH_ALEN);
6098 wpa_driver_nl80211_deinit(bss);
6103 static void i802_deinit(void *priv)
6105 struct i802_bss *bss = priv;
6106 wpa_driver_nl80211_deinit(bss);
6110 static enum nl80211_iftype wpa_driver_nl80211_if_type(
6111 enum wpa_driver_if_type type)
6114 case WPA_IF_STATION:
6115 return NL80211_IFTYPE_STATION;
6116 case WPA_IF_P2P_CLIENT:
6117 case WPA_IF_P2P_GROUP:
6118 return NL80211_IFTYPE_P2P_CLIENT;
6119 case WPA_IF_AP_VLAN:
6120 return NL80211_IFTYPE_AP_VLAN;
6122 return NL80211_IFTYPE_AP;
6124 return NL80211_IFTYPE_P2P_GO;
6125 case WPA_IF_P2P_DEVICE:
6126 return NL80211_IFTYPE_P2P_DEVICE;
6128 return NL80211_IFTYPE_MESH_POINT;
6135 static int nl80211_addr_in_use(struct nl80211_global *global, const u8 *addr)
6137 struct wpa_driver_nl80211_data *drv;
6138 dl_list_for_each(drv, &global->interfaces,
6139 struct wpa_driver_nl80211_data, list) {
6140 if (os_memcmp(addr, drv->first_bss->addr, ETH_ALEN) == 0)
6147 static int nl80211_vif_addr(struct wpa_driver_nl80211_data *drv, u8 *new_addr)
6154 os_memcpy(new_addr, drv->first_bss->addr, ETH_ALEN);
6155 for (idx = 0; idx < 64; idx++) {
6156 new_addr[0] = drv->first_bss->addr[0] | 0x02;
6157 new_addr[0] ^= idx << 2;
6158 if (!nl80211_addr_in_use(drv->global, new_addr))
6164 wpa_printf(MSG_DEBUG, "nl80211: Assigned new virtual interface address "
6165 MACSTR, MAC2STR(new_addr));
6174 u8 macaddr[ETH_ALEN];
6177 static int nl80211_wdev_handler(struct nl_msg *msg, void *arg)
6179 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
6180 struct nlattr *tb[NL80211_ATTR_MAX + 1];
6181 struct wdev_info *wi = arg;
6183 nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
6184 genlmsg_attrlen(gnlh, 0), NULL);
6185 if (tb[NL80211_ATTR_WDEV]) {
6186 wi->wdev_id = nla_get_u64(tb[NL80211_ATTR_WDEV]);
6187 wi->wdev_id_set = 1;
6190 if (tb[NL80211_ATTR_MAC])
6191 os_memcpy(wi->macaddr, nla_data(tb[NL80211_ATTR_MAC]),
6198 static int wpa_driver_nl80211_if_add(void *priv, enum wpa_driver_if_type type,
6199 const char *ifname, const u8 *addr,
6200 void *bss_ctx, void **drv_priv,
6201 char *force_ifname, u8 *if_addr,
6202 const char *bridge, int use_existing,
6205 enum nl80211_iftype nlmode;
6206 struct i802_bss *bss = priv;
6207 struct wpa_driver_nl80211_data *drv = bss->drv;
6212 os_memcpy(if_addr, addr, ETH_ALEN);
6213 nlmode = wpa_driver_nl80211_if_type(type);
6214 if (nlmode == NL80211_IFTYPE_P2P_DEVICE) {
6215 struct wdev_info p2pdev_info;
6217 os_memset(&p2pdev_info, 0, sizeof(p2pdev_info));
6218 ifidx = nl80211_create_iface(drv, ifname, nlmode, addr,
6219 0, nl80211_wdev_handler,
6220 &p2pdev_info, use_existing);
6221 if (!p2pdev_info.wdev_id_set || ifidx != 0) {
6222 wpa_printf(MSG_ERROR, "nl80211: Failed to create a P2P Device interface %s",
6227 drv->global->if_add_wdevid = p2pdev_info.wdev_id;
6228 drv->global->if_add_wdevid_set = p2pdev_info.wdev_id_set;
6229 if (!is_zero_ether_addr(p2pdev_info.macaddr))
6230 os_memcpy(if_addr, p2pdev_info.macaddr, ETH_ALEN);
6231 wpa_printf(MSG_DEBUG, "nl80211: New P2P Device interface %s (0x%llx) created",
6233 (long long unsigned int) p2pdev_info.wdev_id);
6235 ifidx = nl80211_create_iface(drv, ifname, nlmode, addr,
6236 0, NULL, NULL, use_existing);
6237 if (use_existing && ifidx == -ENFILE) {
6239 ifidx = if_nametoindex(ifname);
6240 } else if (ifidx < 0) {
6246 if (nlmode == NL80211_IFTYPE_P2P_DEVICE)
6247 os_memcpy(if_addr, bss->addr, ETH_ALEN);
6248 else if (linux_get_ifhwaddr(drv->global->ioctl_sock,
6249 ifname, if_addr) < 0) {
6251 nl80211_remove_iface(drv, ifidx);
6257 (type == WPA_IF_P2P_CLIENT || type == WPA_IF_P2P_GROUP ||
6258 type == WPA_IF_P2P_GO || type == WPA_IF_MESH ||
6259 type == WPA_IF_STATION)) {
6260 /* Enforce unique address */
6261 u8 new_addr[ETH_ALEN];
6263 if (linux_get_ifhwaddr(drv->global->ioctl_sock, ifname,
6266 nl80211_remove_iface(drv, ifidx);
6269 if (nl80211_addr_in_use(drv->global, new_addr)) {
6270 wpa_printf(MSG_DEBUG, "nl80211: Allocate new address "
6271 "for interface %s type %d", ifname, type);
6272 if (nl80211_vif_addr(drv, new_addr) < 0) {
6274 nl80211_remove_iface(drv, ifidx);
6277 if (linux_set_ifhwaddr(drv->global->ioctl_sock, ifname,
6280 nl80211_remove_iface(drv, ifidx);
6284 os_memcpy(if_addr, new_addr, ETH_ALEN);
6287 if (type == WPA_IF_AP_BSS && setup_ap) {
6288 struct i802_bss *new_bss = os_zalloc(sizeof(*new_bss));
6289 if (new_bss == NULL) {
6291 nl80211_remove_iface(drv, ifidx);
6296 i802_check_bridge(drv, new_bss, bridge, ifname) < 0) {
6297 wpa_printf(MSG_ERROR, "nl80211: Failed to add the new "
6298 "interface %s to a bridge %s",
6301 nl80211_remove_iface(drv, ifidx);
6306 if (linux_set_iface_flags(drv->global->ioctl_sock, ifname, 1))
6309 nl80211_remove_iface(drv, ifidx);
6313 os_strlcpy(new_bss->ifname, ifname, IFNAMSIZ);
6314 os_memcpy(new_bss->addr, if_addr, ETH_ALEN);
6315 new_bss->ifindex = ifidx;
6317 new_bss->next = drv->first_bss->next;
6318 new_bss->freq = drv->first_bss->freq;
6319 new_bss->ctx = bss_ctx;
6320 new_bss->added_if = added;
6321 drv->first_bss->next = new_bss;
6323 *drv_priv = new_bss;
6324 nl80211_init_bss(new_bss);
6326 /* Subscribe management frames for this WPA_IF_AP_BSS */
6327 if (nl80211_setup_ap(new_bss))
6332 drv->global->if_add_ifindex = ifidx;
6335 * Some virtual interfaces need to process EAPOL packets and events on
6336 * the parent interface. This is used mainly with hostapd.
6340 nlmode == NL80211_IFTYPE_AP_VLAN ||
6341 nlmode == NL80211_IFTYPE_WDS ||
6342 nlmode == NL80211_IFTYPE_MONITOR))
6343 add_ifidx(drv, ifidx, IFIDX_ANY);
6349 static int wpa_driver_nl80211_if_remove(struct i802_bss *bss,
6350 enum wpa_driver_if_type type,
6353 struct wpa_driver_nl80211_data *drv = bss->drv;
6354 int ifindex = if_nametoindex(ifname);
6356 wpa_printf(MSG_DEBUG, "nl80211: %s(type=%d ifname=%s) ifindex=%d added_if=%d",
6357 __func__, type, ifname, ifindex, bss->added_if);
6358 if (ifindex > 0 && (bss->added_if || bss->ifindex != ifindex))
6359 nl80211_remove_iface(drv, ifindex);
6360 else if (ifindex > 0 && !bss->added_if) {
6361 struct wpa_driver_nl80211_data *drv2;
6362 dl_list_for_each(drv2, &drv->global->interfaces,
6363 struct wpa_driver_nl80211_data, list) {
6364 del_ifidx(drv2, ifindex, IFIDX_ANY);
6365 del_ifidx(drv2, IFIDX_ANY, ifindex);
6369 if (type != WPA_IF_AP_BSS)
6372 if (bss->added_if_into_bridge) {
6373 if (linux_br_del_if(drv->global->ioctl_sock, bss->brname,
6375 wpa_printf(MSG_INFO, "nl80211: Failed to remove "
6376 "interface %s from bridge %s: %s",
6377 bss->ifname, bss->brname, strerror(errno));
6379 if (bss->added_bridge) {
6380 if (linux_br_del(drv->global->ioctl_sock, bss->brname) < 0)
6381 wpa_printf(MSG_INFO, "nl80211: Failed to remove "
6383 bss->brname, strerror(errno));
6386 if (bss != drv->first_bss) {
6387 struct i802_bss *tbss;
6389 wpa_printf(MSG_DEBUG, "nl80211: Not the first BSS - remove it");
6390 for (tbss = drv->first_bss; tbss; tbss = tbss->next) {
6391 if (tbss->next == bss) {
6392 tbss->next = bss->next;
6393 /* Unsubscribe management frames */
6394 nl80211_teardown_ap(bss);
6395 nl80211_destroy_bss(bss);
6397 i802_set_iface_flags(bss, 0);
6404 wpa_printf(MSG_INFO, "nl80211: %s - could not find "
6405 "BSS %p in the list", __func__, bss);
6407 wpa_printf(MSG_DEBUG, "nl80211: First BSS - reassign context");
6408 nl80211_teardown_ap(bss);
6409 if (!bss->added_if && !drv->first_bss->next)
6410 wpa_driver_nl80211_del_beacon(drv);
6411 nl80211_destroy_bss(bss);
6413 i802_set_iface_flags(bss, 0);
6414 if (drv->first_bss->next) {
6415 drv->first_bss = drv->first_bss->next;
6416 drv->ctx = drv->first_bss->ctx;
6419 wpa_printf(MSG_DEBUG, "nl80211: No second BSS to reassign context to");
6427 static int cookie_handler(struct nl_msg *msg, void *arg)
6429 struct nlattr *tb[NL80211_ATTR_MAX + 1];
6430 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
6432 nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
6433 genlmsg_attrlen(gnlh, 0), NULL);
6434 if (tb[NL80211_ATTR_COOKIE])
6435 *cookie = nla_get_u64(tb[NL80211_ATTR_COOKIE]);
6440 static int nl80211_send_frame_cmd(struct i802_bss *bss,
6441 unsigned int freq, unsigned int wait,
6442 const u8 *buf, size_t buf_len,
6443 u64 *cookie_out, int no_cck, int no_ack,
6444 int offchanok, const u16 *csa_offs,
6445 size_t csa_offs_len)
6447 struct wpa_driver_nl80211_data *drv = bss->drv;
6452 wpa_printf(MSG_MSGDUMP, "nl80211: CMD_FRAME freq=%u wait=%u no_cck=%d "
6453 "no_ack=%d offchanok=%d",
6454 freq, wait, no_cck, no_ack, offchanok);
6455 wpa_hexdump(MSG_MSGDUMP, "CMD_FRAME", buf, buf_len);
6457 if (!(msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_FRAME)) ||
6458 (freq && nla_put_u32(msg, NL80211_ATTR_WIPHY_FREQ, freq)) ||
6459 (wait && nla_put_u32(msg, NL80211_ATTR_DURATION, wait)) ||
6460 (offchanok && ((drv->capa.flags & WPA_DRIVER_FLAGS_OFFCHANNEL_TX) ||
6461 drv->test_use_roc_tx) &&
6462 nla_put_flag(msg, NL80211_ATTR_OFFCHANNEL_TX_OK)) ||
6463 (no_cck && nla_put_flag(msg, NL80211_ATTR_TX_NO_CCK_RATE)) ||
6464 (no_ack && nla_put_flag(msg, NL80211_ATTR_DONT_WAIT_FOR_ACK)) ||
6465 (csa_offs && nla_put(msg, NL80211_ATTR_CSA_C_OFFSETS_TX,
6466 csa_offs_len * sizeof(u16), csa_offs)) ||
6467 nla_put(msg, NL80211_ATTR_FRAME, buf_len, buf))
6471 ret = send_and_recv_msgs(drv, msg, cookie_handler, &cookie);
6474 wpa_printf(MSG_DEBUG, "nl80211: Frame command failed: ret=%d "
6475 "(%s) (freq=%u wait=%u)", ret, strerror(-ret),
6478 wpa_printf(MSG_MSGDUMP, "nl80211: Frame TX command accepted%s; "
6479 "cookie 0x%llx", no_ack ? " (no ACK)" : "",
6480 (long long unsigned int) cookie);
6483 *cookie_out = no_ack ? (u64) -1 : cookie;
6485 if (drv->num_send_action_cookies == MAX_SEND_ACTION_COOKIES) {
6486 wpa_printf(MSG_DEBUG,
6487 "nl80211: Drop oldest pending send action cookie 0x%llx",
6488 (long long unsigned int)
6489 drv->send_action_cookies[0]);
6490 os_memmove(&drv->send_action_cookies[0],
6491 &drv->send_action_cookies[1],
6492 (MAX_SEND_ACTION_COOKIES - 1) *
6494 drv->num_send_action_cookies--;
6496 drv->send_action_cookies[drv->num_send_action_cookies] = cookie;
6497 drv->num_send_action_cookies++;
6506 static int wpa_driver_nl80211_send_action(struct i802_bss *bss,
6508 unsigned int wait_time,
6509 const u8 *dst, const u8 *src,
6511 const u8 *data, size_t data_len,
6514 struct wpa_driver_nl80211_data *drv = bss->drv;
6517 struct ieee80211_hdr *hdr;
6519 wpa_printf(MSG_DEBUG, "nl80211: Send Action frame (ifindex=%d, "
6520 "freq=%u MHz wait=%d ms no_cck=%d)",
6521 drv->ifindex, freq, wait_time, no_cck);
6523 buf = os_zalloc(24 + data_len);
6526 os_memcpy(buf + 24, data, data_len);
6527 hdr = (struct ieee80211_hdr *) buf;
6528 hdr->frame_control =
6529 IEEE80211_FC(WLAN_FC_TYPE_MGMT, WLAN_FC_STYPE_ACTION);
6530 os_memcpy(hdr->addr1, dst, ETH_ALEN);
6531 os_memcpy(hdr->addr2, src, ETH_ALEN);
6532 os_memcpy(hdr->addr3, bssid, ETH_ALEN);
6534 if (is_ap_interface(drv->nlmode) &&
6535 (!(drv->capa.flags & WPA_DRIVER_FLAGS_OFFCHANNEL_TX) ||
6536 (int) freq == bss->freq || drv->device_ap_sme ||
6538 ret = wpa_driver_nl80211_send_mlme(bss, buf, 24 + data_len,
6540 wait_time, NULL, 0);
6542 ret = nl80211_send_frame_cmd(bss, freq, wait_time, buf,
6544 &drv->send_action_cookie,
6545 no_cck, 0, 1, NULL, 0);
6552 static void nl80211_frame_wait_cancel(struct i802_bss *bss, u64 cookie)
6554 struct wpa_driver_nl80211_data *drv = bss->drv;
6558 wpa_printf(MSG_DEBUG, "nl80211: Cancel TX frame wait: cookie=0x%llx",
6559 (long long unsigned int) cookie);
6560 if (!(msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_FRAME_WAIT_CANCEL)) ||
6561 nla_put_u64(msg, NL80211_ATTR_COOKIE, cookie)) {
6566 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
6568 wpa_printf(MSG_DEBUG, "nl80211: wait cancel failed: ret=%d "
6569 "(%s)", ret, strerror(-ret));
6573 static void wpa_driver_nl80211_send_action_cancel_wait(void *priv)
6575 struct i802_bss *bss = priv;
6576 struct wpa_driver_nl80211_data *drv = bss->drv;
6580 /* Cancel the last pending TX cookie */
6581 nl80211_frame_wait_cancel(bss, drv->send_action_cookie);
6584 * Cancel the other pending TX cookies, if any. This is needed since
6585 * the driver may keep a list of all pending offchannel TX operations
6586 * and free up the radio only once they have expired or cancelled.
6588 for (i = drv->num_send_action_cookies; i > 0; i--) {
6589 cookie = drv->send_action_cookies[i - 1];
6590 if (cookie != drv->send_action_cookie)
6591 nl80211_frame_wait_cancel(bss, cookie);
6593 drv->num_send_action_cookies = 0;
6597 static int wpa_driver_nl80211_remain_on_channel(void *priv, unsigned int freq,
6598 unsigned int duration)
6600 struct i802_bss *bss = priv;
6601 struct wpa_driver_nl80211_data *drv = bss->drv;
6606 if (!(msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_REMAIN_ON_CHANNEL)) ||
6607 nla_put_u32(msg, NL80211_ATTR_WIPHY_FREQ, freq) ||
6608 nla_put_u32(msg, NL80211_ATTR_DURATION, duration)) {
6614 ret = send_and_recv_msgs(drv, msg, cookie_handler, &cookie);
6616 wpa_printf(MSG_DEBUG, "nl80211: Remain-on-channel cookie "
6617 "0x%llx for freq=%u MHz duration=%u",
6618 (long long unsigned int) cookie, freq, duration);
6619 drv->remain_on_chan_cookie = cookie;
6620 drv->pending_remain_on_chan = 1;
6623 wpa_printf(MSG_DEBUG, "nl80211: Failed to request remain-on-channel "
6624 "(freq=%d duration=%u): %d (%s)",
6625 freq, duration, ret, strerror(-ret));
6630 static int wpa_driver_nl80211_cancel_remain_on_channel(void *priv)
6632 struct i802_bss *bss = priv;
6633 struct wpa_driver_nl80211_data *drv = bss->drv;
6637 if (!drv->pending_remain_on_chan) {
6638 wpa_printf(MSG_DEBUG, "nl80211: No pending remain-on-channel "
6643 wpa_printf(MSG_DEBUG, "nl80211: Cancel remain-on-channel with cookie "
6645 (long long unsigned int) drv->remain_on_chan_cookie);
6647 msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_CANCEL_REMAIN_ON_CHANNEL);
6649 nla_put_u64(msg, NL80211_ATTR_COOKIE, drv->remain_on_chan_cookie)) {
6654 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
6657 wpa_printf(MSG_DEBUG, "nl80211: Failed to cancel remain-on-channel: "
6658 "%d (%s)", ret, strerror(-ret));
6663 static int wpa_driver_nl80211_probe_req_report(struct i802_bss *bss, int report)
6665 struct wpa_driver_nl80211_data *drv = bss->drv;
6668 if (bss->nl_preq && drv->device_ap_sme &&
6669 is_ap_interface(drv->nlmode) && !bss->in_deinit &&
6672 * Do not disable Probe Request reporting that was
6673 * enabled in nl80211_setup_ap().
6675 wpa_printf(MSG_DEBUG, "nl80211: Skip disabling of "
6676 "Probe Request reporting nl_preq=%p while "
6677 "in AP mode", bss->nl_preq);
6678 } else if (bss->nl_preq) {
6679 wpa_printf(MSG_DEBUG, "nl80211: Disable Probe Request "
6680 "reporting nl_preq=%p", bss->nl_preq);
6681 nl80211_destroy_eloop_handle(&bss->nl_preq);
6687 wpa_printf(MSG_DEBUG, "nl80211: Probe Request reporting "
6688 "already on! nl_preq=%p", bss->nl_preq);
6692 bss->nl_preq = nl_create_handle(drv->global->nl_cb, "preq");
6693 if (bss->nl_preq == NULL)
6695 wpa_printf(MSG_DEBUG, "nl80211: Enable Probe Request "
6696 "reporting nl_preq=%p", bss->nl_preq);
6698 if (nl80211_register_frame(bss, bss->nl_preq,
6699 (WLAN_FC_TYPE_MGMT << 2) |
6700 (WLAN_FC_STYPE_PROBE_REQ << 4),
6704 nl80211_register_eloop_read(&bss->nl_preq,
6705 wpa_driver_nl80211_event_receive,
6711 nl_destroy_handles(&bss->nl_preq);
6716 static int nl80211_disable_11b_rates(struct wpa_driver_nl80211_data *drv,
6717 int ifindex, int disabled)
6720 struct nlattr *bands, *band;
6723 wpa_printf(MSG_DEBUG,
6724 "nl80211: NL80211_CMD_SET_TX_BITRATE_MASK (ifindex=%d %s)",
6725 ifindex, disabled ? "NL80211_TXRATE_LEGACY=OFDM-only" :
6726 "no NL80211_TXRATE_LEGACY constraint");
6728 msg = nl80211_ifindex_msg(drv, ifindex, 0,
6729 NL80211_CMD_SET_TX_BITRATE_MASK);
6733 bands = nla_nest_start(msg, NL80211_ATTR_TX_RATES);
6738 * Disable 2 GHz rates 1, 2, 5.5, 11 Mbps by masking out everything
6739 * else apart from 6, 9, 12, 18, 24, 36, 48, 54 Mbps from non-MCS
6740 * rates. All 5 GHz rates are left enabled.
6742 band = nla_nest_start(msg, NL80211_BAND_2GHZ);
6744 (disabled && nla_put(msg, NL80211_TXRATE_LEGACY, 8,
6745 "\x0c\x12\x18\x24\x30\x48\x60\x6c")))
6747 nla_nest_end(msg, band);
6749 nla_nest_end(msg, bands);
6751 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
6753 wpa_printf(MSG_DEBUG, "nl80211: Set TX rates failed: ret=%d "
6754 "(%s)", ret, strerror(-ret));
6756 drv->disabled_11b_rates = disabled;
6766 static int wpa_driver_nl80211_deinit_ap(void *priv)
6768 struct i802_bss *bss = priv;
6769 struct wpa_driver_nl80211_data *drv = bss->drv;
6770 if (!is_ap_interface(drv->nlmode))
6772 wpa_driver_nl80211_del_beacon(drv);
6773 bss->beacon_set = 0;
6776 * If the P2P GO interface was dynamically added, then it is
6777 * possible that the interface change to station is not possible.
6779 if (drv->nlmode == NL80211_IFTYPE_P2P_GO && bss->if_dynamic)
6782 return wpa_driver_nl80211_set_mode(priv, NL80211_IFTYPE_STATION);
6786 static int wpa_driver_nl80211_stop_ap(void *priv)
6788 struct i802_bss *bss = priv;
6789 struct wpa_driver_nl80211_data *drv = bss->drv;
6790 if (!is_ap_interface(drv->nlmode))
6792 wpa_driver_nl80211_del_beacon(drv);
6793 bss->beacon_set = 0;
6798 static int wpa_driver_nl80211_deinit_p2p_cli(void *priv)
6800 struct i802_bss *bss = priv;
6801 struct wpa_driver_nl80211_data *drv = bss->drv;
6802 if (drv->nlmode != NL80211_IFTYPE_P2P_CLIENT)
6806 * If the P2P Client interface was dynamically added, then it is
6807 * possible that the interface change to station is not possible.
6809 if (bss->if_dynamic)
6812 return wpa_driver_nl80211_set_mode(priv, NL80211_IFTYPE_STATION);
6816 static void wpa_driver_nl80211_resume(void *priv)
6818 struct i802_bss *bss = priv;
6819 enum nl80211_iftype nlmode = nl80211_get_ifmode(bss);
6821 if (i802_set_iface_flags(bss, 1))
6822 wpa_printf(MSG_DEBUG, "nl80211: Failed to set interface up on resume event");
6824 if (is_p2p_net_interface(nlmode))
6825 nl80211_disable_11b_rates(bss->drv, bss->drv->ifindex, 1);
6829 static int nl80211_signal_monitor(void *priv, int threshold, int hysteresis)
6831 struct i802_bss *bss = priv;
6832 struct wpa_driver_nl80211_data *drv = bss->drv;
6836 wpa_printf(MSG_DEBUG, "nl80211: Signal monitor threshold=%d "
6837 "hysteresis=%d", threshold, hysteresis);
6839 if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_SET_CQM)) ||
6840 !(cqm = nla_nest_start(msg, NL80211_ATTR_CQM)) ||
6841 nla_put_u32(msg, NL80211_ATTR_CQM_RSSI_THOLD, threshold) ||
6842 nla_put_u32(msg, NL80211_ATTR_CQM_RSSI_HYST, hysteresis)) {
6846 nla_nest_end(msg, cqm);
6848 return send_and_recv_msgs(drv, msg, NULL, NULL);
6852 static int get_channel_width(struct nl_msg *msg, void *arg)
6854 struct nlattr *tb[NL80211_ATTR_MAX + 1];
6855 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
6856 struct wpa_signal_info *sig_change = arg;
6858 nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
6859 genlmsg_attrlen(gnlh, 0), NULL);
6861 sig_change->center_frq1 = -1;
6862 sig_change->center_frq2 = -1;
6863 sig_change->chanwidth = CHAN_WIDTH_UNKNOWN;
6865 if (tb[NL80211_ATTR_CHANNEL_WIDTH]) {
6866 sig_change->chanwidth = convert2width(
6867 nla_get_u32(tb[NL80211_ATTR_CHANNEL_WIDTH]));
6868 if (tb[NL80211_ATTR_CENTER_FREQ1])
6869 sig_change->center_frq1 =
6870 nla_get_u32(tb[NL80211_ATTR_CENTER_FREQ1]);
6871 if (tb[NL80211_ATTR_CENTER_FREQ2])
6872 sig_change->center_frq2 =
6873 nla_get_u32(tb[NL80211_ATTR_CENTER_FREQ2]);
6880 static int nl80211_get_channel_width(struct wpa_driver_nl80211_data *drv,
6881 struct wpa_signal_info *sig)
6885 msg = nl80211_drv_msg(drv, 0, NL80211_CMD_GET_INTERFACE);
6886 return send_and_recv_msgs(drv, msg, get_channel_width, sig);
6890 static int nl80211_signal_poll(void *priv, struct wpa_signal_info *si)
6892 struct i802_bss *bss = priv;
6893 struct wpa_driver_nl80211_data *drv = bss->drv;
6896 os_memset(si, 0, sizeof(*si));
6897 res = nl80211_get_link_signal(drv, si);
6899 if (drv->nlmode != NL80211_IFTYPE_ADHOC &&
6900 drv->nlmode != NL80211_IFTYPE_MESH_POINT)
6902 si->current_signal = 0;
6905 res = nl80211_get_channel_width(drv, si);
6909 return nl80211_get_link_noise(drv, si);
6913 static int nl80211_send_frame(void *priv, const u8 *data, size_t data_len,
6916 struct i802_bss *bss = priv;
6917 return wpa_driver_nl80211_send_frame(bss, data, data_len, encrypt, 0,
6918 0, 0, 0, 0, NULL, 0);
6922 static int nl80211_set_param(void *priv, const char *param)
6926 wpa_printf(MSG_DEBUG, "nl80211: driver param='%s'", param);
6929 if (os_strstr(param, "use_p2p_group_interface=1")) {
6930 struct i802_bss *bss = priv;
6931 struct wpa_driver_nl80211_data *drv = bss->drv;
6933 wpa_printf(MSG_DEBUG, "nl80211: Use separate P2P group "
6935 drv->capa.flags |= WPA_DRIVER_FLAGS_P2P_CONCURRENT;
6936 drv->capa.flags |= WPA_DRIVER_FLAGS_P2P_MGMT_AND_NON_P2P;
6938 #endif /* CONFIG_P2P */
6940 if (os_strstr(param, "use_monitor=1")) {
6941 struct i802_bss *bss = priv;
6942 struct wpa_driver_nl80211_data *drv = bss->drv;
6943 drv->use_monitor = 1;
6946 if (os_strstr(param, "force_connect_cmd=1")) {
6947 struct i802_bss *bss = priv;
6948 struct wpa_driver_nl80211_data *drv = bss->drv;
6949 drv->capa.flags &= ~WPA_DRIVER_FLAGS_SME;
6950 drv->force_connect_cmd = 1;
6953 if (os_strstr(param, "no_offchannel_tx=1")) {
6954 struct i802_bss *bss = priv;
6955 struct wpa_driver_nl80211_data *drv = bss->drv;
6956 drv->capa.flags &= ~WPA_DRIVER_FLAGS_OFFCHANNEL_TX;
6957 drv->test_use_roc_tx = 1;
6964 static void * nl80211_global_init(void *ctx)
6966 struct nl80211_global *global;
6967 struct netlink_config *cfg;
6969 global = os_zalloc(sizeof(*global));
6973 global->ioctl_sock = -1;
6974 dl_list_init(&global->interfaces);
6975 global->if_add_ifindex = -1;
6977 cfg = os_zalloc(sizeof(*cfg));
6982 cfg->newlink_cb = wpa_driver_nl80211_event_rtm_newlink;
6983 cfg->dellink_cb = wpa_driver_nl80211_event_rtm_dellink;
6984 global->netlink = netlink_init(cfg);
6985 if (global->netlink == NULL) {
6990 if (wpa_driver_nl80211_init_nl_global(global) < 0)
6993 global->ioctl_sock = socket(PF_INET, SOCK_DGRAM, 0);
6994 if (global->ioctl_sock < 0) {
6995 wpa_printf(MSG_ERROR, "nl80211: socket(PF_INET,SOCK_DGRAM) failed: %s",
7003 nl80211_global_deinit(global);
7008 static void nl80211_global_deinit(void *priv)
7010 struct nl80211_global *global = priv;
7013 if (!dl_list_empty(&global->interfaces)) {
7014 wpa_printf(MSG_ERROR, "nl80211: %u interface(s) remain at "
7015 "nl80211_global_deinit",
7016 dl_list_len(&global->interfaces));
7019 if (global->netlink)
7020 netlink_deinit(global->netlink);
7022 nl_destroy_handles(&global->nl);
7024 if (global->nl_event)
7025 nl80211_destroy_eloop_handle(&global->nl_event);
7027 nl_cb_put(global->nl_cb);
7029 if (global->ioctl_sock >= 0)
7030 close(global->ioctl_sock);
7036 static const char * nl80211_get_radio_name(void *priv)
7038 struct i802_bss *bss = priv;
7039 struct wpa_driver_nl80211_data *drv = bss->drv;
7040 return drv->phyname;
7044 static int nl80211_pmkid(struct i802_bss *bss, int cmd, const u8 *bssid,
7049 if (!(msg = nl80211_bss_msg(bss, 0, cmd)) ||
7050 (pmkid && nla_put(msg, NL80211_ATTR_PMKID, 16, pmkid)) ||
7051 (bssid && nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, bssid))) {
7056 return send_and_recv_msgs(bss->drv, msg, NULL, NULL);
7060 static int nl80211_add_pmkid(void *priv, const u8 *bssid, const u8 *pmkid)
7062 struct i802_bss *bss = priv;
7063 wpa_printf(MSG_DEBUG, "nl80211: Add PMKID for " MACSTR, MAC2STR(bssid));
7064 return nl80211_pmkid(bss, NL80211_CMD_SET_PMKSA, bssid, pmkid);
7068 static int nl80211_remove_pmkid(void *priv, const u8 *bssid, const u8 *pmkid)
7070 struct i802_bss *bss = priv;
7071 wpa_printf(MSG_DEBUG, "nl80211: Delete PMKID for " MACSTR,
7073 return nl80211_pmkid(bss, NL80211_CMD_DEL_PMKSA, bssid, pmkid);
7077 static int nl80211_flush_pmkid(void *priv)
7079 struct i802_bss *bss = priv;
7080 wpa_printf(MSG_DEBUG, "nl80211: Flush PMKIDs");
7081 return nl80211_pmkid(bss, NL80211_CMD_FLUSH_PMKSA, NULL, NULL);
7085 static void clean_survey_results(struct survey_results *survey_results)
7087 struct freq_survey *survey, *tmp;
7089 if (dl_list_empty(&survey_results->survey_list))
7092 dl_list_for_each_safe(survey, tmp, &survey_results->survey_list,
7093 struct freq_survey, list) {
7094 dl_list_del(&survey->list);
7100 static void add_survey(struct nlattr **sinfo, u32 ifidx,
7101 struct dl_list *survey_list)
7103 struct freq_survey *survey;
7105 survey = os_zalloc(sizeof(struct freq_survey));
7109 survey->ifidx = ifidx;
7110 survey->freq = nla_get_u32(sinfo[NL80211_SURVEY_INFO_FREQUENCY]);
7113 if (sinfo[NL80211_SURVEY_INFO_NOISE]) {
7114 survey->nf = (int8_t)
7115 nla_get_u8(sinfo[NL80211_SURVEY_INFO_NOISE]);
7116 survey->filled |= SURVEY_HAS_NF;
7119 if (sinfo[NL80211_SURVEY_INFO_CHANNEL_TIME]) {
7120 survey->channel_time =
7121 nla_get_u64(sinfo[NL80211_SURVEY_INFO_CHANNEL_TIME]);
7122 survey->filled |= SURVEY_HAS_CHAN_TIME;
7125 if (sinfo[NL80211_SURVEY_INFO_CHANNEL_TIME_BUSY]) {
7126 survey->channel_time_busy =
7127 nla_get_u64(sinfo[NL80211_SURVEY_INFO_CHANNEL_TIME_BUSY]);
7128 survey->filled |= SURVEY_HAS_CHAN_TIME_BUSY;
7131 if (sinfo[NL80211_SURVEY_INFO_CHANNEL_TIME_RX]) {
7132 survey->channel_time_rx =
7133 nla_get_u64(sinfo[NL80211_SURVEY_INFO_CHANNEL_TIME_RX]);
7134 survey->filled |= SURVEY_HAS_CHAN_TIME_RX;
7137 if (sinfo[NL80211_SURVEY_INFO_CHANNEL_TIME_TX]) {
7138 survey->channel_time_tx =
7139 nla_get_u64(sinfo[NL80211_SURVEY_INFO_CHANNEL_TIME_TX]);
7140 survey->filled |= SURVEY_HAS_CHAN_TIME_TX;
7143 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)",
7146 (unsigned long int) survey->channel_time,
7147 (unsigned long int) survey->channel_time_busy,
7148 (unsigned long int) survey->channel_time_tx,
7149 (unsigned long int) survey->channel_time_rx,
7152 dl_list_add_tail(survey_list, &survey->list);
7156 static int check_survey_ok(struct nlattr **sinfo, u32 surveyed_freq,
7157 unsigned int freq_filter)
7162 return freq_filter == surveyed_freq;
7166 static int survey_handler(struct nl_msg *msg, void *arg)
7168 struct nlattr *tb[NL80211_ATTR_MAX + 1];
7169 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
7170 struct nlattr *sinfo[NL80211_SURVEY_INFO_MAX + 1];
7171 struct survey_results *survey_results;
7172 u32 surveyed_freq = 0;
7175 static struct nla_policy survey_policy[NL80211_SURVEY_INFO_MAX + 1] = {
7176 [NL80211_SURVEY_INFO_FREQUENCY] = { .type = NLA_U32 },
7177 [NL80211_SURVEY_INFO_NOISE] = { .type = NLA_U8 },
7180 survey_results = (struct survey_results *) arg;
7182 nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
7183 genlmsg_attrlen(gnlh, 0), NULL);
7185 if (!tb[NL80211_ATTR_IFINDEX])
7188 ifidx = nla_get_u32(tb[NL80211_ATTR_IFINDEX]);
7190 if (!tb[NL80211_ATTR_SURVEY_INFO])
7193 if (nla_parse_nested(sinfo, NL80211_SURVEY_INFO_MAX,
7194 tb[NL80211_ATTR_SURVEY_INFO],
7198 if (!sinfo[NL80211_SURVEY_INFO_FREQUENCY]) {
7199 wpa_printf(MSG_ERROR, "nl80211: Invalid survey data");
7203 surveyed_freq = nla_get_u32(sinfo[NL80211_SURVEY_INFO_FREQUENCY]);
7205 if (!check_survey_ok(sinfo, surveyed_freq,
7206 survey_results->freq_filter))
7209 if (survey_results->freq_filter &&
7210 survey_results->freq_filter != surveyed_freq) {
7211 wpa_printf(MSG_EXCESSIVE, "nl80211: Ignoring survey data for freq %d MHz",
7216 add_survey(sinfo, ifidx, &survey_results->survey_list);
7222 static int wpa_driver_nl80211_get_survey(void *priv, unsigned int freq)
7224 struct i802_bss *bss = priv;
7225 struct wpa_driver_nl80211_data *drv = bss->drv;
7228 union wpa_event_data data;
7229 struct survey_results *survey_results;
7231 os_memset(&data, 0, sizeof(data));
7232 survey_results = &data.survey_results;
7234 dl_list_init(&survey_results->survey_list);
7236 msg = nl80211_drv_msg(drv, NLM_F_DUMP, NL80211_CMD_GET_SURVEY);
7241 data.survey_results.freq_filter = freq;
7244 wpa_printf(MSG_DEBUG, "nl80211: Fetch survey data");
7245 err = send_and_recv_msgs(drv, msg, survey_handler,
7250 wpa_printf(MSG_ERROR, "nl80211: Failed to process survey data");
7252 wpa_supplicant_event(drv->ctx, EVENT_SURVEY, &data);
7254 clean_survey_results(survey_results);
7259 static void nl80211_set_rekey_info(void *priv, const u8 *kek, size_t kek_len,
7260 const u8 *kck, size_t kck_len,
7261 const u8 *replay_ctr)
7263 struct i802_bss *bss = priv;
7264 struct wpa_driver_nl80211_data *drv = bss->drv;
7265 struct nlattr *replay_nested;
7269 if (!drv->set_rekey_offload)
7272 wpa_printf(MSG_DEBUG, "nl80211: Set rekey offload");
7273 if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_SET_REKEY_OFFLOAD)) ||
7274 !(replay_nested = nla_nest_start(msg, NL80211_ATTR_REKEY_DATA)) ||
7275 nla_put(msg, NL80211_REKEY_DATA_KEK, kek_len, kek) ||
7276 nla_put(msg, NL80211_REKEY_DATA_KCK, kck_len, kck) ||
7277 nla_put(msg, NL80211_REKEY_DATA_REPLAY_CTR, NL80211_REPLAY_CTR_LEN,
7279 nl80211_nlmsg_clear(msg);
7284 nla_nest_end(msg, replay_nested);
7286 ret = send_and_recv_msgs(drv, msg, NULL, (void *) -1);
7287 if (ret == -EOPNOTSUPP) {
7288 wpa_printf(MSG_DEBUG,
7289 "nl80211: Driver does not support rekey offload");
7290 drv->set_rekey_offload = 0;
7295 static void nl80211_send_null_frame(struct i802_bss *bss, const u8 *own_addr,
7296 const u8 *addr, int qos)
7298 /* send data frame to poll STA and check whether
7299 * this frame is ACKed */
7301 struct ieee80211_hdr hdr;
7303 } STRUCT_PACKED nulldata;
7306 /* Send data frame to poll STA and check whether this frame is ACKed */
7308 os_memset(&nulldata, 0, sizeof(nulldata));
7311 nulldata.hdr.frame_control =
7312 IEEE80211_FC(WLAN_FC_TYPE_DATA,
7313 WLAN_FC_STYPE_QOS_NULL);
7314 size = sizeof(nulldata);
7316 nulldata.hdr.frame_control =
7317 IEEE80211_FC(WLAN_FC_TYPE_DATA,
7318 WLAN_FC_STYPE_NULLFUNC);
7319 size = sizeof(struct ieee80211_hdr);
7322 nulldata.hdr.frame_control |= host_to_le16(WLAN_FC_FROMDS);
7323 os_memcpy(nulldata.hdr.IEEE80211_DA_FROMDS, addr, ETH_ALEN);
7324 os_memcpy(nulldata.hdr.IEEE80211_BSSID_FROMDS, own_addr, ETH_ALEN);
7325 os_memcpy(nulldata.hdr.IEEE80211_SA_FROMDS, own_addr, ETH_ALEN);
7327 if (wpa_driver_nl80211_send_mlme(bss, (u8 *) &nulldata, size, 0, 0, 0,
7329 wpa_printf(MSG_DEBUG, "nl80211_send_null_frame: Failed to "
7333 static void nl80211_poll_client(void *priv, const u8 *own_addr, const u8 *addr,
7336 struct i802_bss *bss = priv;
7337 struct wpa_driver_nl80211_data *drv = bss->drv;
7341 if (!drv->poll_command_supported) {
7342 nl80211_send_null_frame(bss, own_addr, addr, qos);
7346 if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_PROBE_CLIENT)) ||
7347 nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr)) {
7352 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
7354 wpa_printf(MSG_DEBUG, "nl80211: Client probe request for "
7355 MACSTR " failed: ret=%d (%s)",
7356 MAC2STR(addr), ret, strerror(-ret));
7361 static int nl80211_set_power_save(struct i802_bss *bss, int enabled)
7365 if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_SET_POWER_SAVE)) ||
7366 nla_put_u32(msg, NL80211_ATTR_PS_STATE,
7367 enabled ? NL80211_PS_ENABLED : NL80211_PS_DISABLED)) {
7371 return send_and_recv_msgs(bss->drv, msg, NULL, NULL);
7375 static int nl80211_set_p2p_powersave(void *priv, int legacy_ps, int opp_ps,
7378 struct i802_bss *bss = priv;
7380 wpa_printf(MSG_DEBUG, "nl80211: set_p2p_powersave (legacy_ps=%d "
7381 "opp_ps=%d ctwindow=%d)", legacy_ps, opp_ps, ctwindow);
7383 if (opp_ps != -1 || ctwindow != -1) {
7385 wpa_driver_set_p2p_ps(priv, legacy_ps, opp_ps, ctwindow);
7386 #else /* ANDROID_P2P */
7387 return -1; /* Not yet supported */
7388 #endif /* ANDROID_P2P */
7391 if (legacy_ps == -1)
7393 if (legacy_ps != 0 && legacy_ps != 1)
7394 return -1; /* Not yet supported */
7396 return nl80211_set_power_save(bss, legacy_ps);
7400 static int nl80211_start_radar_detection(void *priv,
7401 struct hostapd_freq_params *freq)
7403 struct i802_bss *bss = priv;
7404 struct wpa_driver_nl80211_data *drv = bss->drv;
7408 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)",
7409 freq->freq, freq->ht_enabled, freq->vht_enabled,
7410 freq->bandwidth, freq->center_freq1, freq->center_freq2);
7412 if (!(drv->capa.flags & WPA_DRIVER_FLAGS_RADAR)) {
7413 wpa_printf(MSG_DEBUG, "nl80211: Driver does not support radar "
7418 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_RADAR_DETECT)) ||
7419 nl80211_put_freq_params(msg, freq) < 0) {
7424 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
7427 wpa_printf(MSG_DEBUG, "nl80211: Failed to start radar detection: "
7428 "%d (%s)", ret, strerror(-ret));
7434 static int nl80211_send_tdls_mgmt(void *priv, const u8 *dst, u8 action_code,
7435 u8 dialog_token, u16 status_code,
7436 u32 peer_capab, int initiator, const u8 *buf,
7439 struct i802_bss *bss = priv;
7440 struct wpa_driver_nl80211_data *drv = bss->drv;
7443 if (!(drv->capa.flags & WPA_DRIVER_FLAGS_TDLS_SUPPORT))
7449 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_TDLS_MGMT)) ||
7450 nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, dst) ||
7451 nla_put_u8(msg, NL80211_ATTR_TDLS_ACTION, action_code) ||
7452 nla_put_u8(msg, NL80211_ATTR_TDLS_DIALOG_TOKEN, dialog_token) ||
7453 nla_put_u16(msg, NL80211_ATTR_STATUS_CODE, status_code))
7457 * The internal enum tdls_peer_capability definition is
7458 * currently identical with the nl80211 enum
7459 * nl80211_tdls_peer_capability, so no conversion is needed
7462 if (nla_put_u32(msg, NL80211_ATTR_TDLS_PEER_CAPABILITY,
7467 nla_put_flag(msg, NL80211_ATTR_TDLS_INITIATOR)) ||
7468 nla_put(msg, NL80211_ATTR_IE, len, buf))
7471 return send_and_recv_msgs(drv, msg, NULL, NULL);
7479 static int nl80211_tdls_oper(void *priv, enum tdls_oper oper, const u8 *peer)
7481 struct i802_bss *bss = priv;
7482 struct wpa_driver_nl80211_data *drv = bss->drv;
7484 enum nl80211_tdls_operation nl80211_oper;
7486 if (!(drv->capa.flags & WPA_DRIVER_FLAGS_TDLS_SUPPORT))
7490 case TDLS_DISCOVERY_REQ:
7491 nl80211_oper = NL80211_TDLS_DISCOVERY_REQ;
7494 nl80211_oper = NL80211_TDLS_SETUP;
7497 nl80211_oper = NL80211_TDLS_TEARDOWN;
7499 case TDLS_ENABLE_LINK:
7500 nl80211_oper = NL80211_TDLS_ENABLE_LINK;
7502 case TDLS_DISABLE_LINK:
7503 nl80211_oper = NL80211_TDLS_DISABLE_LINK;
7513 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_TDLS_OPER)) ||
7514 nla_put_u8(msg, NL80211_ATTR_TDLS_OPERATION, nl80211_oper) ||
7515 nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, peer)) {
7520 return send_and_recv_msgs(drv, msg, NULL, NULL);
7525 nl80211_tdls_enable_channel_switch(void *priv, const u8 *addr, u8 oper_class,
7526 const struct hostapd_freq_params *params)
7528 struct i802_bss *bss = priv;
7529 struct wpa_driver_nl80211_data *drv = bss->drv;
7533 if (!(drv->capa.flags & WPA_DRIVER_FLAGS_TDLS_SUPPORT) ||
7534 !(drv->capa.flags & WPA_DRIVER_FLAGS_TDLS_CHANNEL_SWITCH))
7537 wpa_printf(MSG_DEBUG, "nl80211: Enable TDLS channel switch " MACSTR
7538 " oper_class=%u freq=%u",
7539 MAC2STR(addr), oper_class, params->freq);
7540 msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_TDLS_CHANNEL_SWITCH);
7542 nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr) ||
7543 nla_put_u8(msg, NL80211_ATTR_OPER_CLASS, oper_class) ||
7544 (ret = nl80211_put_freq_params(msg, params))) {
7546 wpa_printf(MSG_DEBUG, "nl80211: Could not build TDLS chan switch");
7550 return send_and_recv_msgs(drv, msg, NULL, NULL);
7555 nl80211_tdls_disable_channel_switch(void *priv, const u8 *addr)
7557 struct i802_bss *bss = priv;
7558 struct wpa_driver_nl80211_data *drv = bss->drv;
7561 if (!(drv->capa.flags & WPA_DRIVER_FLAGS_TDLS_SUPPORT) ||
7562 !(drv->capa.flags & WPA_DRIVER_FLAGS_TDLS_CHANNEL_SWITCH))
7565 wpa_printf(MSG_DEBUG, "nl80211: Disable TDLS channel switch " MACSTR,
7567 msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_TDLS_CANCEL_CHANNEL_SWITCH);
7569 nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr)) {
7571 wpa_printf(MSG_DEBUG,
7572 "nl80211: Could not build TDLS cancel chan switch");
7576 return send_and_recv_msgs(drv, msg, NULL, NULL);
7579 #endif /* CONFIG TDLS */
7582 static int driver_nl80211_set_key(const char *ifname, void *priv,
7583 enum wpa_alg alg, const u8 *addr,
7584 int key_idx, int set_tx,
7585 const u8 *seq, size_t seq_len,
7586 const u8 *key, size_t key_len)
7588 struct i802_bss *bss = priv;
7589 return wpa_driver_nl80211_set_key(ifname, bss, alg, addr, key_idx,
7590 set_tx, seq, seq_len, key, key_len);
7594 static int driver_nl80211_scan2(void *priv,
7595 struct wpa_driver_scan_params *params)
7597 struct i802_bss *bss = priv;
7598 #ifdef CONFIG_DRIVER_NL80211_QCA
7599 struct wpa_driver_nl80211_data *drv = bss->drv;
7602 * Do a vendor specific scan if possible. If only_new_results is
7603 * set, do a normal scan since a kernel (cfg80211) BSS cache flush
7604 * cannot be achieved through a vendor scan. The below condition may
7605 * need to be modified if new scan flags are added in the future whose
7606 * functionality can only be achieved through a normal scan.
7608 if (drv->scan_vendor_cmd_avail && !params->only_new_results)
7609 return wpa_driver_nl80211_vendor_scan(bss, params);
7610 #endif /* CONFIG_DRIVER_NL80211_QCA */
7611 return wpa_driver_nl80211_scan(bss, params);
7615 static int driver_nl80211_deauthenticate(void *priv, const u8 *addr,
7618 struct i802_bss *bss = priv;
7619 return wpa_driver_nl80211_deauthenticate(bss, addr, reason_code);
7623 static int driver_nl80211_authenticate(void *priv,
7624 struct wpa_driver_auth_params *params)
7626 struct i802_bss *bss = priv;
7627 return wpa_driver_nl80211_authenticate(bss, params);
7631 static void driver_nl80211_deinit(void *priv)
7633 struct i802_bss *bss = priv;
7634 wpa_driver_nl80211_deinit(bss);
7638 static int driver_nl80211_if_remove(void *priv, enum wpa_driver_if_type type,
7641 struct i802_bss *bss = priv;
7642 return wpa_driver_nl80211_if_remove(bss, type, ifname);
7646 static int driver_nl80211_send_mlme(void *priv, const u8 *data,
7647 size_t data_len, int noack,
7649 const u16 *csa_offs, size_t csa_offs_len)
7651 struct i802_bss *bss = priv;
7652 return wpa_driver_nl80211_send_mlme(bss, data, data_len, noack,
7653 freq, 0, 0, 0, csa_offs,
7658 static int driver_nl80211_sta_remove(void *priv, const u8 *addr)
7660 struct i802_bss *bss = priv;
7661 return wpa_driver_nl80211_sta_remove(bss, addr, -1, 0);
7665 static int driver_nl80211_set_sta_vlan(void *priv, const u8 *addr,
7666 const char *ifname, int vlan_id)
7668 struct i802_bss *bss = priv;
7669 return i802_set_sta_vlan(bss, addr, ifname, vlan_id);
7673 static int driver_nl80211_read_sta_data(void *priv,
7674 struct hostap_sta_driver_data *data,
7677 struct i802_bss *bss = priv;
7678 return i802_read_sta_data(bss, data, addr);
7682 static int driver_nl80211_send_action(void *priv, unsigned int freq,
7683 unsigned int wait_time,
7684 const u8 *dst, const u8 *src,
7686 const u8 *data, size_t data_len,
7689 struct i802_bss *bss = priv;
7690 return wpa_driver_nl80211_send_action(bss, freq, wait_time, dst, src,
7691 bssid, data, data_len, no_cck);
7695 static int driver_nl80211_probe_req_report(void *priv, int report)
7697 struct i802_bss *bss = priv;
7698 return wpa_driver_nl80211_probe_req_report(bss, report);
7702 static int wpa_driver_nl80211_update_ft_ies(void *priv, const u8 *md,
7703 const u8 *ies, size_t ies_len)
7707 struct i802_bss *bss = priv;
7708 struct wpa_driver_nl80211_data *drv = bss->drv;
7709 u16 mdid = WPA_GET_LE16(md);
7711 wpa_printf(MSG_DEBUG, "nl80211: Updating FT IEs");
7712 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_UPDATE_FT_IES)) ||
7713 nla_put(msg, NL80211_ATTR_IE, ies_len, ies) ||
7714 nla_put_u16(msg, NL80211_ATTR_MDID, mdid)) {
7719 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
7721 wpa_printf(MSG_DEBUG, "nl80211: update_ft_ies failed "
7722 "err=%d (%s)", ret, strerror(-ret));
7729 static const u8 * wpa_driver_nl80211_get_macaddr(void *priv)
7731 struct i802_bss *bss = priv;
7732 struct wpa_driver_nl80211_data *drv = bss->drv;
7734 if (drv->nlmode != NL80211_IFTYPE_P2P_DEVICE)
7741 static const char * scan_state_str(enum scan_states scan_state)
7743 switch (scan_state) {
7746 case SCAN_REQUESTED:
7747 return "SCAN_REQUESTED";
7749 return "SCAN_STARTED";
7750 case SCAN_COMPLETED:
7751 return "SCAN_COMPLETED";
7753 return "SCAN_ABORTED";
7754 case SCHED_SCAN_STARTED:
7755 return "SCHED_SCAN_STARTED";
7756 case SCHED_SCAN_STOPPED:
7757 return "SCHED_SCAN_STOPPED";
7758 case SCHED_SCAN_RESULTS:
7759 return "SCHED_SCAN_RESULTS";
7766 static int wpa_driver_nl80211_status(void *priv, char *buf, size_t buflen)
7768 struct i802_bss *bss = priv;
7769 struct wpa_driver_nl80211_data *drv = bss->drv;
7776 res = os_snprintf(pos, end - pos,
7788 bss->beacon_set ? "beacon_set=1\n" : "",
7789 bss->added_if_into_bridge ?
7790 "added_if_into_bridge=1\n" : "",
7791 bss->added_bridge ? "added_bridge=1\n" : "",
7792 bss->in_deinit ? "in_deinit=1\n" : "",
7793 bss->if_dynamic ? "if_dynamic=1\n" : "");
7794 if (os_snprintf_error(end - pos, res))
7798 if (bss->wdev_id_set) {
7799 res = os_snprintf(pos, end - pos, "wdev_id=%llu\n",
7800 (unsigned long long) bss->wdev_id);
7801 if (os_snprintf_error(end - pos, res))
7806 res = os_snprintf(pos, end - pos,
7808 "perm_addr=" MACSTR "\n"
7812 "auth_bssid=" MACSTR "\n"
7813 "auth_attempt_bssid=" MACSTR "\n"
7814 "bssid=" MACSTR "\n"
7815 "prev_bssid=" MACSTR "\n"
7819 "monitor_ifidx=%d\n"
7820 "monitor_refcount=%d\n"
7821 "last_mgmt_freq=%u\n"
7822 "eapol_tx_sock=%d\n"
7823 "%s%s%s%s%s%s%s%s%s%s%s%s%s",
7825 MAC2STR(drv->perm_addr),
7828 scan_state_str(drv->scan_state),
7829 MAC2STR(drv->auth_bssid),
7830 MAC2STR(drv->auth_attempt_bssid),
7831 MAC2STR(drv->bssid),
7832 MAC2STR(drv->prev_bssid),
7837 drv->monitor_refcount,
7838 drv->last_mgmt_freq,
7840 drv->ignore_if_down_event ?
7841 "ignore_if_down_event=1\n" : "",
7842 drv->scan_complete_events ?
7843 "scan_complete_events=1\n" : "",
7844 drv->disabled_11b_rates ?
7845 "disabled_11b_rates=1\n" : "",
7846 drv->pending_remain_on_chan ?
7847 "pending_remain_on_chan=1\n" : "",
7848 drv->in_interface_list ? "in_interface_list=1\n" : "",
7849 drv->device_ap_sme ? "device_ap_sme=1\n" : "",
7850 drv->poll_command_supported ?
7851 "poll_command_supported=1\n" : "",
7852 drv->data_tx_status ? "data_tx_status=1\n" : "",
7853 drv->scan_for_auth ? "scan_for_auth=1\n" : "",
7854 drv->retry_auth ? "retry_auth=1\n" : "",
7855 drv->use_monitor ? "use_monitor=1\n" : "",
7856 drv->ignore_next_local_disconnect ?
7857 "ignore_next_local_disconnect=1\n" : "",
7858 drv->ignore_next_local_deauth ?
7859 "ignore_next_local_deauth=1\n" : "");
7860 if (os_snprintf_error(end - pos, res))
7864 if (drv->has_capability) {
7865 res = os_snprintf(pos, end - pos,
7866 "capa.key_mgmt=0x%x\n"
7869 "capa.flags=0x%llx\n"
7870 "capa.rrm_flags=0x%x\n"
7871 "capa.max_scan_ssids=%d\n"
7872 "capa.max_sched_scan_ssids=%d\n"
7873 "capa.sched_scan_supported=%d\n"
7874 "capa.max_match_sets=%d\n"
7875 "capa.max_remain_on_chan=%u\n"
7876 "capa.max_stations=%u\n"
7877 "capa.probe_resp_offloads=0x%x\n"
7878 "capa.max_acl_mac_addrs=%u\n"
7879 "capa.num_multichan_concurrent=%u\n"
7880 "capa.mac_addr_rand_sched_scan_supported=%d\n"
7881 "capa.mac_addr_rand_scan_supported=%d\n"
7882 "capa.conc_capab=%u\n"
7883 "capa.max_conc_chan_2_4=%u\n"
7884 "capa.max_conc_chan_5_0=%u\n"
7885 "capa.max_sched_scan_plans=%u\n"
7886 "capa.max_sched_scan_plan_interval=%u\n"
7887 "capa.max_sched_scan_plan_iterations=%u\n",
7891 (unsigned long long) drv->capa.flags,
7892 drv->capa.rrm_flags,
7893 drv->capa.max_scan_ssids,
7894 drv->capa.max_sched_scan_ssids,
7895 drv->capa.sched_scan_supported,
7896 drv->capa.max_match_sets,
7897 drv->capa.max_remain_on_chan,
7898 drv->capa.max_stations,
7899 drv->capa.probe_resp_offloads,
7900 drv->capa.max_acl_mac_addrs,
7901 drv->capa.num_multichan_concurrent,
7902 drv->capa.mac_addr_rand_sched_scan_supported,
7903 drv->capa.mac_addr_rand_scan_supported,
7904 drv->capa.conc_capab,
7905 drv->capa.max_conc_chan_2_4,
7906 drv->capa.max_conc_chan_5_0,
7907 drv->capa.max_sched_scan_plans,
7908 drv->capa.max_sched_scan_plan_interval,
7909 drv->capa.max_sched_scan_plan_iterations);
7910 if (os_snprintf_error(end - pos, res))
7919 static int set_beacon_data(struct nl_msg *msg, struct beacon_data *settings)
7921 if ((settings->head &&
7922 nla_put(msg, NL80211_ATTR_BEACON_HEAD,
7923 settings->head_len, settings->head)) ||
7925 nla_put(msg, NL80211_ATTR_BEACON_TAIL,
7926 settings->tail_len, settings->tail)) ||
7927 (settings->beacon_ies &&
7928 nla_put(msg, NL80211_ATTR_IE,
7929 settings->beacon_ies_len, settings->beacon_ies)) ||
7930 (settings->proberesp_ies &&
7931 nla_put(msg, NL80211_ATTR_IE_PROBE_RESP,
7932 settings->proberesp_ies_len, settings->proberesp_ies)) ||
7933 (settings->assocresp_ies &&
7934 nla_put(msg, NL80211_ATTR_IE_ASSOC_RESP,
7935 settings->assocresp_ies_len, settings->assocresp_ies)) ||
7936 (settings->probe_resp &&
7937 nla_put(msg, NL80211_ATTR_PROBE_RESP,
7938 settings->probe_resp_len, settings->probe_resp)))
7945 static int nl80211_switch_channel(void *priv, struct csa_settings *settings)
7948 struct i802_bss *bss = priv;
7949 struct wpa_driver_nl80211_data *drv = bss->drv;
7950 struct nlattr *beacon_csa;
7952 int csa_off_len = 0;
7955 wpa_printf(MSG_DEBUG, "nl80211: Channel switch request (cs_count=%u block_tx=%u freq=%d width=%d cf1=%d cf2=%d)",
7956 settings->cs_count, settings->block_tx,
7957 settings->freq_params.freq, settings->freq_params.bandwidth,
7958 settings->freq_params.center_freq1,
7959 settings->freq_params.center_freq2);
7961 if (!(drv->capa.flags & WPA_DRIVER_FLAGS_AP_CSA)) {
7962 wpa_printf(MSG_DEBUG, "nl80211: Driver does not support channel switch command");
7966 if ((drv->nlmode != NL80211_IFTYPE_AP) &&
7967 (drv->nlmode != NL80211_IFTYPE_P2P_GO))
7971 * Remove empty counters, assuming Probe Response and Beacon frame
7972 * counters match. This implementation assumes that there are only two
7975 if (settings->counter_offset_beacon[0] &&
7976 !settings->counter_offset_beacon[1]) {
7978 } else if (settings->counter_offset_beacon[1] &&
7979 !settings->counter_offset_beacon[0]) {
7981 settings->counter_offset_beacon[0] =
7982 settings->counter_offset_beacon[1];
7983 settings->counter_offset_presp[0] =
7984 settings->counter_offset_presp[1];
7985 } else if (settings->counter_offset_beacon[1] &&
7986 settings->counter_offset_beacon[0]) {
7989 wpa_printf(MSG_ERROR, "nl80211: No CSA counters provided");
7993 /* Check CSA counters validity */
7994 if (drv->capa.max_csa_counters &&
7995 csa_off_len > drv->capa.max_csa_counters) {
7996 wpa_printf(MSG_ERROR,
7997 "nl80211: Too many CSA counters provided");
8001 if (!settings->beacon_csa.tail)
8004 for (i = 0; i < csa_off_len; i++) {
8005 u16 csa_c_off_bcn = settings->counter_offset_beacon[i];
8006 u16 csa_c_off_presp = settings->counter_offset_presp[i];
8008 if ((settings->beacon_csa.tail_len <= csa_c_off_bcn) ||
8009 (settings->beacon_csa.tail[csa_c_off_bcn] !=
8010 settings->cs_count))
8013 if (settings->beacon_csa.probe_resp &&
8014 ((settings->beacon_csa.probe_resp_len <=
8016 (settings->beacon_csa.probe_resp[csa_c_off_presp] !=
8017 settings->cs_count)))
8021 if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_CHANNEL_SWITCH)) ||
8022 nla_put_u32(msg, NL80211_ATTR_CH_SWITCH_COUNT,
8023 settings->cs_count) ||
8024 (ret = nl80211_put_freq_params(msg, &settings->freq_params)) ||
8025 (settings->block_tx &&
8026 nla_put_flag(msg, NL80211_ATTR_CH_SWITCH_BLOCK_TX)))
8029 /* beacon_after params */
8030 ret = set_beacon_data(msg, &settings->beacon_after);
8034 /* beacon_csa params */
8035 beacon_csa = nla_nest_start(msg, NL80211_ATTR_CSA_IES);
8039 ret = set_beacon_data(msg, &settings->beacon_csa);
8043 if (nla_put(msg, NL80211_ATTR_CSA_C_OFF_BEACON,
8044 csa_off_len * sizeof(u16),
8045 settings->counter_offset_beacon) ||
8046 (settings->beacon_csa.probe_resp &&
8047 nla_put(msg, NL80211_ATTR_CSA_C_OFF_PRESP,
8048 csa_off_len * sizeof(u16),
8049 settings->counter_offset_presp)))
8052 nla_nest_end(msg, beacon_csa);
8053 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
8055 wpa_printf(MSG_DEBUG, "nl80211: switch_channel failed err=%d (%s)",
8056 ret, strerror(-ret));
8064 wpa_printf(MSG_DEBUG, "nl80211: Could not build channel switch request");
8069 static int nl80211_add_ts(void *priv, u8 tsid, const u8 *addr,
8070 u8 user_priority, u16 admitted_time)
8072 struct i802_bss *bss = priv;
8073 struct wpa_driver_nl80211_data *drv = bss->drv;
8077 wpa_printf(MSG_DEBUG,
8078 "nl80211: add_ts request: tsid=%u admitted_time=%u up=%d",
8079 tsid, admitted_time, user_priority);
8081 if (!is_sta_interface(drv->nlmode))
8084 msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_ADD_TX_TS);
8086 nla_put_u8(msg, NL80211_ATTR_TSID, tsid) ||
8087 nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr) ||
8088 nla_put_u8(msg, NL80211_ATTR_USER_PRIO, user_priority) ||
8089 nla_put_u16(msg, NL80211_ATTR_ADMITTED_TIME, admitted_time)) {
8094 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
8096 wpa_printf(MSG_DEBUG, "nl80211: add_ts failed err=%d (%s)",
8097 ret, strerror(-ret));
8102 static int nl80211_del_ts(void *priv, u8 tsid, const u8 *addr)
8104 struct i802_bss *bss = priv;
8105 struct wpa_driver_nl80211_data *drv = bss->drv;
8109 wpa_printf(MSG_DEBUG, "nl80211: del_ts request: tsid=%u", tsid);
8111 if (!is_sta_interface(drv->nlmode))
8114 if (!(msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_DEL_TX_TS)) ||
8115 nla_put_u8(msg, NL80211_ATTR_TSID, tsid) ||
8116 nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr)) {
8121 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
8123 wpa_printf(MSG_DEBUG, "nl80211: del_ts failed err=%d (%s)",
8124 ret, strerror(-ret));
8129 #ifdef CONFIG_TESTING_OPTIONS
8130 static int cmd_reply_handler(struct nl_msg *msg, void *arg)
8132 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
8133 struct wpabuf *buf = arg;
8138 if ((size_t) genlmsg_attrlen(gnlh, 0) > wpabuf_tailroom(buf)) {
8139 wpa_printf(MSG_INFO, "nl80211: insufficient buffer space for reply");
8143 wpabuf_put_data(buf, genlmsg_attrdata(gnlh, 0),
8144 genlmsg_attrlen(gnlh, 0));
8148 #endif /* CONFIG_TESTING_OPTIONS */
8151 static int vendor_reply_handler(struct nl_msg *msg, void *arg)
8153 struct nlattr *tb[NL80211_ATTR_MAX + 1];
8154 struct nlattr *nl_vendor_reply, *nl;
8155 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
8156 struct wpabuf *buf = arg;
8162 nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
8163 genlmsg_attrlen(gnlh, 0), NULL);
8164 nl_vendor_reply = tb[NL80211_ATTR_VENDOR_DATA];
8166 if (!nl_vendor_reply)
8169 if ((size_t) nla_len(nl_vendor_reply) > wpabuf_tailroom(buf)) {
8170 wpa_printf(MSG_INFO, "nl80211: Vendor command: insufficient buffer space for reply");
8174 nla_for_each_nested(nl, nl_vendor_reply, rem) {
8175 wpabuf_put_data(buf, nla_data(nl), nla_len(nl));
8182 static int nl80211_vendor_cmd(void *priv, unsigned int vendor_id,
8183 unsigned int subcmd, const u8 *data,
8184 size_t data_len, struct wpabuf *buf)
8186 struct i802_bss *bss = priv;
8187 struct wpa_driver_nl80211_data *drv = bss->drv;
8191 #ifdef CONFIG_TESTING_OPTIONS
8192 if (vendor_id == 0xffffffff) {
8193 msg = nlmsg_alloc();
8197 nl80211_cmd(drv, msg, 0, subcmd);
8198 if (nlmsg_append(msg, (void *) data, data_len, NLMSG_ALIGNTO) <
8201 ret = send_and_recv_msgs(drv, msg, cmd_reply_handler, buf);
8203 wpa_printf(MSG_DEBUG, "nl80211: command failed err=%d",
8207 #endif /* CONFIG_TESTING_OPTIONS */
8209 if (!(msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_VENDOR)) ||
8210 nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, vendor_id) ||
8211 nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD, subcmd) ||
8213 nla_put(msg, NL80211_ATTR_VENDOR_DATA, data_len, data)))
8216 ret = send_and_recv_msgs(drv, msg, vendor_reply_handler, buf);
8218 wpa_printf(MSG_DEBUG, "nl80211: vendor command failed err=%d",
8228 static int nl80211_set_qos_map(void *priv, const u8 *qos_map_set,
8231 struct i802_bss *bss = priv;
8232 struct wpa_driver_nl80211_data *drv = bss->drv;
8236 wpa_hexdump(MSG_DEBUG, "nl80211: Setting QoS Map",
8237 qos_map_set, qos_map_set_len);
8239 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_SET_QOS_MAP)) ||
8240 nla_put(msg, NL80211_ATTR_QOS_MAP, qos_map_set_len, qos_map_set)) {
8245 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
8247 wpa_printf(MSG_DEBUG, "nl80211: Setting QoS Map failed");
8253 static int nl80211_set_wowlan(void *priv,
8254 const struct wowlan_triggers *triggers)
8256 struct i802_bss *bss = priv;
8257 struct wpa_driver_nl80211_data *drv = bss->drv;
8259 struct nlattr *wowlan_triggers;
8262 wpa_printf(MSG_DEBUG, "nl80211: Setting wowlan");
8264 if (!(msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_SET_WOWLAN)) ||
8265 !(wowlan_triggers = nla_nest_start(msg,
8266 NL80211_ATTR_WOWLAN_TRIGGERS)) ||
8268 nla_put_flag(msg, NL80211_WOWLAN_TRIG_ANY)) ||
8269 (triggers->disconnect &&
8270 nla_put_flag(msg, NL80211_WOWLAN_TRIG_DISCONNECT)) ||
8271 (triggers->magic_pkt &&
8272 nla_put_flag(msg, NL80211_WOWLAN_TRIG_MAGIC_PKT)) ||
8273 (triggers->gtk_rekey_failure &&
8274 nla_put_flag(msg, NL80211_WOWLAN_TRIG_GTK_REKEY_FAILURE)) ||
8275 (triggers->eap_identity_req &&
8276 nla_put_flag(msg, NL80211_WOWLAN_TRIG_EAP_IDENT_REQUEST)) ||
8277 (triggers->four_way_handshake &&
8278 nla_put_flag(msg, NL80211_WOWLAN_TRIG_4WAY_HANDSHAKE)) ||
8279 (triggers->rfkill_release &&
8280 nla_put_flag(msg, NL80211_WOWLAN_TRIG_RFKILL_RELEASE))) {
8285 nla_nest_end(msg, wowlan_triggers);
8287 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
8289 wpa_printf(MSG_DEBUG, "nl80211: Setting wowlan failed");
8295 #ifdef CONFIG_DRIVER_NL80211_QCA
8296 static int nl80211_roaming(void *priv, int allowed, const u8 *bssid)
8298 struct i802_bss *bss = priv;
8299 struct wpa_driver_nl80211_data *drv = bss->drv;
8301 struct nlattr *params;
8303 wpa_printf(MSG_DEBUG, "nl80211: Roaming policy: allowed=%d", allowed);
8305 if (!drv->roaming_vendor_cmd_avail) {
8306 wpa_printf(MSG_DEBUG,
8307 "nl80211: Ignore roaming policy change since driver does not provide command for setting it");
8311 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) ||
8312 nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) ||
8313 nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD,
8314 QCA_NL80211_VENDOR_SUBCMD_ROAMING) ||
8315 !(params = nla_nest_start(msg, NL80211_ATTR_VENDOR_DATA)) ||
8316 nla_put_u32(msg, QCA_WLAN_VENDOR_ATTR_ROAMING_POLICY,
8317 allowed ? QCA_ROAMING_ALLOWED_WITHIN_ESS :
8318 QCA_ROAMING_NOT_ALLOWED) ||
8320 nla_put(msg, QCA_WLAN_VENDOR_ATTR_MAC_ADDR, ETH_ALEN, bssid))) {
8324 nla_nest_end(msg, params);
8326 return send_and_recv_msgs(drv, msg, NULL, NULL);
8328 #endif /* CONFIG_DRIVER_NL80211_QCA */
8331 static int nl80211_set_mac_addr(void *priv, const u8 *addr)
8333 struct i802_bss *bss = priv;
8334 struct wpa_driver_nl80211_data *drv = bss->drv;
8335 int new_addr = addr != NULL;
8341 addr = drv->perm_addr;
8343 if (linux_set_iface_flags(drv->global->ioctl_sock, bss->ifname, 0) < 0)
8346 if (linux_set_ifhwaddr(drv->global->ioctl_sock, bss->ifname, addr) < 0)
8348 wpa_printf(MSG_DEBUG,
8349 "nl80211: failed to set_mac_addr for %s to " MACSTR,
8350 bss->ifname, MAC2STR(addr));
8351 if (linux_set_iface_flags(drv->global->ioctl_sock, bss->ifname,
8353 wpa_printf(MSG_DEBUG,
8354 "nl80211: Could not restore interface UP after failed set_mac_addr");
8359 wpa_printf(MSG_DEBUG, "nl80211: set_mac_addr for %s to " MACSTR,
8360 bss->ifname, MAC2STR(addr));
8361 drv->addr_changed = new_addr;
8362 os_memcpy(bss->addr, addr, ETH_ALEN);
8364 if (linux_set_iface_flags(drv->global->ioctl_sock, bss->ifname, 1) < 0)
8366 wpa_printf(MSG_DEBUG,
8367 "nl80211: Could not restore interface UP after set_mac_addr");
8376 static int wpa_driver_nl80211_init_mesh(void *priv)
8378 if (wpa_driver_nl80211_set_mode(priv, NL80211_IFTYPE_MESH_POINT)) {
8379 wpa_printf(MSG_INFO,
8380 "nl80211: Failed to set interface into mesh mode");
8387 static int nl80211_put_mesh_id(struct nl_msg *msg, const u8 *mesh_id,
8391 wpa_hexdump_ascii(MSG_DEBUG, " * Mesh ID (SSID)",
8392 mesh_id, mesh_id_len);
8393 return nla_put(msg, NL80211_ATTR_MESH_ID, mesh_id_len, mesh_id);
8400 static int nl80211_join_mesh(struct i802_bss *bss,
8401 struct wpa_driver_mesh_join_params *params)
8403 struct wpa_driver_nl80211_data *drv = bss->drv;
8405 struct nlattr *container;
8408 wpa_printf(MSG_DEBUG, "nl80211: mesh join (ifindex=%d)", drv->ifindex);
8409 msg = nl80211_drv_msg(drv, 0, NL80211_CMD_JOIN_MESH);
8411 nl80211_put_freq_params(msg, ¶ms->freq) ||
8412 nl80211_put_basic_rates(msg, params->basic_rates) ||
8413 nl80211_put_mesh_id(msg, params->meshid, params->meshid_len) ||
8414 nl80211_put_beacon_int(msg, params->beacon_int) ||
8415 nl80211_put_dtim_period(msg, params->dtim_period))
8418 wpa_printf(MSG_DEBUG, " * flags=%08X", params->flags);
8420 container = nla_nest_start(msg, NL80211_ATTR_MESH_SETUP);
8425 wpa_hexdump(MSG_DEBUG, " * IEs", params->ies, params->ie_len);
8426 if (nla_put(msg, NL80211_MESH_SETUP_IE, params->ie_len,
8430 /* WPA_DRIVER_MESH_FLAG_OPEN_AUTH is treated as default by nl80211 */
8431 if (params->flags & WPA_DRIVER_MESH_FLAG_SAE_AUTH) {
8432 if (nla_put_u8(msg, NL80211_MESH_SETUP_AUTH_PROTOCOL, 0x1) ||
8433 nla_put_flag(msg, NL80211_MESH_SETUP_USERSPACE_AUTH))
8436 if ((params->flags & WPA_DRIVER_MESH_FLAG_AMPE) &&
8437 nla_put_flag(msg, NL80211_MESH_SETUP_USERSPACE_AMPE))
8439 if ((params->flags & WPA_DRIVER_MESH_FLAG_USER_MPM) &&
8440 nla_put_flag(msg, NL80211_MESH_SETUP_USERSPACE_MPM))
8442 nla_nest_end(msg, container);
8444 container = nla_nest_start(msg, NL80211_ATTR_MESH_CONFIG);
8448 if (!(params->conf.flags & WPA_DRIVER_MESH_CONF_FLAG_AUTO_PLINKS) &&
8449 nla_put_u32(msg, NL80211_MESHCONF_AUTO_OPEN_PLINKS, 0))
8451 if (nla_put_u16(msg, NL80211_MESHCONF_MAX_PEER_LINKS,
8452 params->max_peer_links))
8456 * Set NL80211_MESHCONF_PLINK_TIMEOUT even if user mpm is used because
8457 * the timer could disconnect stations even in that case.
8459 if (nla_put_u32(msg, NL80211_MESHCONF_PLINK_TIMEOUT,
8460 params->conf.peer_link_timeout)) {
8461 wpa_printf(MSG_ERROR, "nl80211: Failed to set PLINK_TIMEOUT");
8465 nla_nest_end(msg, container);
8467 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
8470 wpa_printf(MSG_DEBUG, "nl80211: mesh join failed: ret=%d (%s)",
8471 ret, strerror(-ret));
8475 drv->assoc_freq = bss->freq = params->freq.freq;
8476 wpa_printf(MSG_DEBUG, "nl80211: mesh join request send successfully");
8485 wpa_driver_nl80211_join_mesh(void *priv,
8486 struct wpa_driver_mesh_join_params *params)
8488 struct i802_bss *bss = priv;
8491 timeout = params->conf.peer_link_timeout;
8493 /* Disable kernel inactivity timer */
8494 if (params->flags & WPA_DRIVER_MESH_FLAG_USER_MPM)
8495 params->conf.peer_link_timeout = 0;
8497 ret = nl80211_join_mesh(bss, params);
8498 if (ret == -EINVAL && params->conf.peer_link_timeout == 0) {
8499 wpa_printf(MSG_DEBUG,
8500 "nl80211: Mesh join retry for peer_link_timeout");
8502 * Old kernel does not support setting
8503 * NL80211_MESHCONF_PLINK_TIMEOUT to zero, so set 60 seconds
8504 * into future from peer_link_timeout.
8506 params->conf.peer_link_timeout = timeout + 60;
8507 ret = nl80211_join_mesh(priv, params);
8510 params->conf.peer_link_timeout = timeout;
8515 static int wpa_driver_nl80211_leave_mesh(void *priv)
8517 struct i802_bss *bss = priv;
8518 struct wpa_driver_nl80211_data *drv = bss->drv;
8522 wpa_printf(MSG_DEBUG, "nl80211: mesh leave (ifindex=%d)", drv->ifindex);
8523 msg = nl80211_drv_msg(drv, 0, NL80211_CMD_LEAVE_MESH);
8524 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
8526 wpa_printf(MSG_DEBUG, "nl80211: mesh leave failed: ret=%d (%s)",
8527 ret, strerror(-ret));
8529 wpa_printf(MSG_DEBUG,
8530 "nl80211: mesh leave request send successfully");
8533 if (wpa_driver_nl80211_set_mode(drv->first_bss,
8534 NL80211_IFTYPE_STATION)) {
8535 wpa_printf(MSG_INFO,
8536 "nl80211: Failed to set interface into station mode");
8541 #endif /* CONFIG_MESH */
8544 static int wpa_driver_br_add_ip_neigh(void *priv, u8 version,
8545 const u8 *ipaddr, int prefixlen,
8548 #ifdef CONFIG_LIBNL3_ROUTE
8549 struct i802_bss *bss = priv;
8550 struct wpa_driver_nl80211_data *drv = bss->drv;
8551 struct rtnl_neigh *rn;
8552 struct nl_addr *nl_ipaddr = NULL;
8553 struct nl_addr *nl_lladdr = NULL;
8554 int family, addrsize;
8557 if (!ipaddr || prefixlen == 0 || !addr)
8560 if (bss->br_ifindex == 0) {
8561 wpa_printf(MSG_DEBUG,
8562 "nl80211: bridge must be set before adding an ip neigh to it");
8566 if (!drv->rtnl_sk) {
8567 wpa_printf(MSG_DEBUG,
8568 "nl80211: nl_sock for NETLINK_ROUTE is not initialized");
8575 } else if (version == 6) {
8582 rn = rtnl_neigh_alloc();
8586 /* set the destination ip address for neigh */
8587 nl_ipaddr = nl_addr_build(family, (void *) ipaddr, addrsize);
8588 if (nl_ipaddr == NULL) {
8589 wpa_printf(MSG_DEBUG, "nl80211: nl_ipaddr build failed");
8593 nl_addr_set_prefixlen(nl_ipaddr, prefixlen);
8594 res = rtnl_neigh_set_dst(rn, nl_ipaddr);
8596 wpa_printf(MSG_DEBUG,
8597 "nl80211: neigh set destination addr failed");
8601 /* set the corresponding lladdr for neigh */
8602 nl_lladdr = nl_addr_build(AF_BRIDGE, (u8 *) addr, ETH_ALEN);
8603 if (nl_lladdr == NULL) {
8604 wpa_printf(MSG_DEBUG, "nl80211: neigh set lladdr failed");
8608 rtnl_neigh_set_lladdr(rn, nl_lladdr);
8610 rtnl_neigh_set_ifindex(rn, bss->br_ifindex);
8611 rtnl_neigh_set_state(rn, NUD_PERMANENT);
8613 res = rtnl_neigh_add(drv->rtnl_sk, rn, NLM_F_CREATE);
8615 wpa_printf(MSG_DEBUG,
8616 "nl80211: Adding bridge ip neigh failed: %s",
8621 nl_addr_put(nl_lladdr);
8623 nl_addr_put(nl_ipaddr);
8627 #else /* CONFIG_LIBNL3_ROUTE */
8629 #endif /* CONFIG_LIBNL3_ROUTE */
8633 static int wpa_driver_br_delete_ip_neigh(void *priv, u8 version,
8636 #ifdef CONFIG_LIBNL3_ROUTE
8637 struct i802_bss *bss = priv;
8638 struct wpa_driver_nl80211_data *drv = bss->drv;
8639 struct rtnl_neigh *rn;
8640 struct nl_addr *nl_ipaddr;
8641 int family, addrsize;
8650 } else if (version == 6) {
8657 if (bss->br_ifindex == 0) {
8658 wpa_printf(MSG_DEBUG,
8659 "nl80211: bridge must be set to delete an ip neigh");
8663 if (!drv->rtnl_sk) {
8664 wpa_printf(MSG_DEBUG,
8665 "nl80211: nl_sock for NETLINK_ROUTE is not initialized");
8669 rn = rtnl_neigh_alloc();
8673 /* set the destination ip address for neigh */
8674 nl_ipaddr = nl_addr_build(family, (void *) ipaddr, addrsize);
8675 if (nl_ipaddr == NULL) {
8676 wpa_printf(MSG_DEBUG, "nl80211: nl_ipaddr build failed");
8680 res = rtnl_neigh_set_dst(rn, nl_ipaddr);
8682 wpa_printf(MSG_DEBUG,
8683 "nl80211: neigh set destination addr failed");
8687 rtnl_neigh_set_ifindex(rn, bss->br_ifindex);
8689 res = rtnl_neigh_delete(drv->rtnl_sk, rn, 0);
8691 wpa_printf(MSG_DEBUG,
8692 "nl80211: Deleting bridge ip neigh failed: %s",
8697 nl_addr_put(nl_ipaddr);
8701 #else /* CONFIG_LIBNL3_ROUTE */
8703 #endif /* CONFIG_LIBNL3_ROUTE */
8707 static int linux_write_system_file(const char *path, unsigned int val)
8712 len = os_snprintf(buf, sizeof(buf), "%u\n", val);
8713 if (os_snprintf_error(sizeof(buf), len))
8716 fd = open(path, O_WRONLY);
8720 if (write(fd, buf, len) < 0) {
8721 wpa_printf(MSG_DEBUG,
8722 "nl80211: Failed to write Linux system file: %s with the value of %d",
8733 static const char * drv_br_port_attr_str(enum drv_br_port_attr attr)
8736 case DRV_BR_PORT_ATTR_PROXYARP:
8737 return "proxyarp_wifi";
8738 case DRV_BR_PORT_ATTR_HAIRPIN_MODE:
8739 return "hairpin_mode";
8746 static int wpa_driver_br_port_set_attr(void *priv, enum drv_br_port_attr attr,
8749 struct i802_bss *bss = priv;
8751 const char *attr_txt;
8753 attr_txt = drv_br_port_attr_str(attr);
8754 if (attr_txt == NULL)
8757 os_snprintf(path, sizeof(path), "/sys/class/net/%s/brport/%s",
8758 bss->ifname, attr_txt);
8760 if (linux_write_system_file(path, val))
8767 static const char * drv_br_net_param_str(enum drv_br_net_param param)
8770 case DRV_BR_NET_PARAM_GARP_ACCEPT:
8771 return "arp_accept";
8778 static int wpa_driver_br_set_net_param(void *priv, enum drv_br_net_param param,
8781 struct i802_bss *bss = priv;
8783 const char *param_txt;
8786 if (param == DRV_BR_MULTICAST_SNOOPING) {
8787 os_snprintf(path, sizeof(path),
8788 "/sys/devices/virtual/net/%s/bridge/multicast_snooping",
8793 param_txt = drv_br_net_param_str(param);
8794 if (param_txt == NULL)
8798 case DRV_BR_NET_PARAM_GARP_ACCEPT:
8805 os_snprintf(path, sizeof(path), "/proc/sys/net/ipv%d/conf/%s/%s",
8806 ip_version, bss->brname, param_txt);
8809 if (linux_write_system_file(path, val))
8816 #ifdef CONFIG_DRIVER_NL80211_QCA
8818 static int hw_mode_to_qca_acs(enum hostapd_hw_mode hw_mode)
8821 case HOSTAPD_MODE_IEEE80211B:
8822 return QCA_ACS_MODE_IEEE80211B;
8823 case HOSTAPD_MODE_IEEE80211G:
8824 return QCA_ACS_MODE_IEEE80211G;
8825 case HOSTAPD_MODE_IEEE80211A:
8826 return QCA_ACS_MODE_IEEE80211A;
8827 case HOSTAPD_MODE_IEEE80211AD:
8828 return QCA_ACS_MODE_IEEE80211AD;
8829 case HOSTAPD_MODE_IEEE80211ANY:
8830 return QCA_ACS_MODE_IEEE80211ANY;
8837 static int add_acs_freq_list(struct nl_msg *msg, const int *freq_list)
8844 len = int_array_len(freq_list);
8845 freqs = os_malloc(sizeof(u32) * len);
8848 for (i = 0; i < len; i++)
8849 freqs[i] = freq_list[i];
8850 ret = nla_put(msg, QCA_WLAN_VENDOR_ATTR_ACS_FREQ_LIST,
8851 sizeof(u32) * len, freqs);
8857 static int wpa_driver_do_acs(void *priv, struct drv_acs_params *params)
8859 struct i802_bss *bss = priv;
8860 struct wpa_driver_nl80211_data *drv = bss->drv;
8862 struct nlattr *data;
8866 mode = hw_mode_to_qca_acs(params->hw_mode);
8870 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) ||
8871 nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) ||
8872 nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD,
8873 QCA_NL80211_VENDOR_SUBCMD_DO_ACS) ||
8874 !(data = nla_nest_start(msg, NL80211_ATTR_VENDOR_DATA)) ||
8875 nla_put_u8(msg, QCA_WLAN_VENDOR_ATTR_ACS_HW_MODE, mode) ||
8876 (params->ht_enabled &&
8877 nla_put_flag(msg, QCA_WLAN_VENDOR_ATTR_ACS_HT_ENABLED)) ||
8878 (params->ht40_enabled &&
8879 nla_put_flag(msg, QCA_WLAN_VENDOR_ATTR_ACS_HT40_ENABLED)) ||
8880 (params->vht_enabled &&
8881 nla_put_flag(msg, QCA_WLAN_VENDOR_ATTR_ACS_VHT_ENABLED)) ||
8882 nla_put_u16(msg, QCA_WLAN_VENDOR_ATTR_ACS_CHWIDTH,
8883 params->ch_width) ||
8884 (params->ch_list_len &&
8885 nla_put(msg, QCA_WLAN_VENDOR_ATTR_ACS_CH_LIST, params->ch_list_len,
8886 params->ch_list)) ||
8887 add_acs_freq_list(msg, params->freq_list)) {
8891 nla_nest_end(msg, data);
8893 wpa_printf(MSG_DEBUG,
8894 "nl80211: ACS Params: HW_MODE: %d HT: %d HT40: %d VHT: %d BW: %d CH_LIST_LEN: %u",
8895 params->hw_mode, params->ht_enabled, params->ht40_enabled,
8896 params->vht_enabled, params->ch_width, params->ch_list_len);
8898 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
8900 wpa_printf(MSG_DEBUG,
8901 "nl80211: Failed to invoke driver ACS function: %s",
8908 static int nl80211_set_band(void *priv, enum set_band band)
8910 struct i802_bss *bss = priv;
8911 struct wpa_driver_nl80211_data *drv = bss->drv;
8913 struct nlattr *data;
8915 enum qca_set_band qca_band;
8917 if (!drv->setband_vendor_cmd_avail)
8921 case WPA_SETBAND_AUTO:
8922 qca_band = QCA_SETBAND_AUTO;
8924 case WPA_SETBAND_5G:
8925 qca_band = QCA_SETBAND_5G;
8927 case WPA_SETBAND_2G:
8928 qca_band = QCA_SETBAND_2G;
8934 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) ||
8935 nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) ||
8936 nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD,
8937 QCA_NL80211_VENDOR_SUBCMD_SETBAND) ||
8938 !(data = nla_nest_start(msg, NL80211_ATTR_VENDOR_DATA)) ||
8939 nla_put_u32(msg, QCA_WLAN_VENDOR_ATTR_SETBAND_VALUE, qca_band)) {
8943 nla_nest_end(msg, data);
8945 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
8947 wpa_printf(MSG_DEBUG,
8948 "nl80211: Driver setband function failed: %s",
8955 struct nl80211_pcl {
8957 unsigned int *freq_list;
8960 static int preferred_freq_info_handler(struct nl_msg *msg, void *arg)
8962 struct nlattr *tb[NL80211_ATTR_MAX + 1];
8963 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
8964 struct nl80211_pcl *param = arg;
8965 struct nlattr *nl_vend, *attr;
8966 enum qca_iface_type iface_type;
8967 struct nlattr *tb_vendor[QCA_WLAN_VENDOR_ATTR_MAX + 1];
8968 unsigned int num, max_num;
8971 nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
8972 genlmsg_attrlen(gnlh, 0), NULL);
8974 nl_vend = tb[NL80211_ATTR_VENDOR_DATA];
8978 nla_parse(tb_vendor, QCA_WLAN_VENDOR_ATTR_MAX,
8979 nla_data(nl_vend), nla_len(nl_vend), NULL);
8982 QCA_WLAN_VENDOR_ATTR_GET_PREFERRED_FREQ_LIST_IFACE_TYPE];
8984 wpa_printf(MSG_ERROR, "nl80211: iface_type couldn't be found");
8989 iface_type = (enum qca_iface_type) nla_get_u32(attr);
8990 wpa_printf(MSG_DEBUG, "nl80211: Driver returned iface_type=%d",
8993 attr = tb_vendor[QCA_WLAN_VENDOR_ATTR_GET_PREFERRED_FREQ_LIST];
8995 wpa_printf(MSG_ERROR,
8996 "nl80211: preferred_freq_list couldn't be found");
9002 * param->num has the maximum number of entries for which there
9003 * is room in the freq_list provided by the caller.
9005 freqs = nla_data(attr);
9006 max_num = nla_len(attr) / sizeof(u32);
9007 if (max_num > param->num)
9008 max_num = param->num;
9009 for (num = 0; num < max_num; num++)
9010 param->freq_list[num] = freqs[num];
9017 static int nl80211_get_pref_freq_list(void *priv,
9018 enum wpa_driver_if_type if_type,
9020 unsigned int *freq_list)
9022 struct i802_bss *bss = priv;
9023 struct wpa_driver_nl80211_data *drv = bss->drv;
9027 struct nlattr *params;
9028 struct nl80211_pcl param;
9029 enum qca_iface_type iface_type;
9031 if (!drv->get_pref_freq_list)
9035 case WPA_IF_STATION:
9036 iface_type = QCA_IFACE_TYPE_STA;
9039 iface_type = QCA_IFACE_TYPE_AP;
9042 iface_type = QCA_IFACE_TYPE_P2P_GO;
9044 case WPA_IF_P2P_CLIENT:
9045 iface_type = QCA_IFACE_TYPE_P2P_CLIENT;
9048 iface_type = QCA_IFACE_TYPE_IBSS;
9051 iface_type = QCA_IFACE_TYPE_TDLS;
9058 param.freq_list = freq_list;
9060 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) ||
9061 nla_put_u32(msg, NL80211_ATTR_IFINDEX, drv->ifindex) ||
9062 nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) ||
9063 nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD,
9064 QCA_NL80211_VENDOR_SUBCMD_GET_PREFERRED_FREQ_LIST) ||
9065 !(params = nla_nest_start(msg, NL80211_ATTR_VENDOR_DATA)) ||
9067 QCA_WLAN_VENDOR_ATTR_GET_PREFERRED_FREQ_LIST_IFACE_TYPE,
9069 wpa_printf(MSG_ERROR,
9070 "%s: err in adding vendor_cmd and vendor_data",
9075 nla_nest_end(msg, params);
9077 os_memset(freq_list, 0, *num * sizeof(freq_list[0]));
9078 ret = send_and_recv_msgs(drv, msg, preferred_freq_info_handler, ¶m);
9080 wpa_printf(MSG_ERROR,
9081 "%s: err in send_and_recv_msgs", __func__);
9087 for (i = 0; i < *num; i++) {
9088 wpa_printf(MSG_DEBUG, "nl80211: preferred_channel_list[%d]=%d",
9096 static int nl80211_set_prob_oper_freq(void *priv, unsigned int freq)
9098 struct i802_bss *bss = priv;
9099 struct wpa_driver_nl80211_data *drv = bss->drv;
9102 struct nlattr *params;
9104 if (!drv->set_prob_oper_freq)
9107 wpa_printf(MSG_DEBUG,
9108 "nl80211: Set P2P probable operating freq %u for ifindex %d",
9109 freq, bss->ifindex);
9111 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) ||
9112 nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) ||
9113 nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD,
9114 QCA_NL80211_VENDOR_SUBCMD_SET_PROBABLE_OPER_CHANNEL) ||
9115 !(params = nla_nest_start(msg, NL80211_ATTR_VENDOR_DATA)) ||
9117 QCA_WLAN_VENDOR_ATTR_PROBABLE_OPER_CHANNEL_IFACE_TYPE,
9118 QCA_IFACE_TYPE_P2P_CLIENT) ||
9120 QCA_WLAN_VENDOR_ATTR_PROBABLE_OPER_CHANNEL_FREQ,
9122 wpa_printf(MSG_ERROR,
9123 "%s: err in adding vendor_cmd and vendor_data",
9128 nla_nest_end(msg, params);
9130 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
9133 wpa_printf(MSG_ERROR, "%s: err in send_and_recv_msgs",
9142 static int nl80211_p2p_lo_start(void *priv, unsigned int freq,
9143 unsigned int period, unsigned int interval,
9144 unsigned int count, const u8 *device_types,
9145 size_t dev_types_len,
9146 const u8 *ies, size_t ies_len)
9148 struct i802_bss *bss = priv;
9149 struct wpa_driver_nl80211_data *drv = bss->drv;
9151 struct nlattr *container;
9154 wpa_printf(MSG_DEBUG,
9155 "nl80211: Start P2P Listen offload: freq=%u, period=%u, interval=%u, count=%u",
9156 freq, period, interval, count);
9158 if (!(drv->capa.flags & WPA_DRIVER_FLAGS_P2P_LISTEN_OFFLOAD))
9161 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) ||
9162 nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) ||
9163 nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD,
9164 QCA_NL80211_VENDOR_SUBCMD_P2P_LISTEN_OFFLOAD_START))
9167 container = nla_nest_start(msg, NL80211_ATTR_VENDOR_DATA);
9171 if (nla_put_u32(msg, QCA_WLAN_VENDOR_ATTR_P2P_LISTEN_OFFLOAD_CHANNEL,
9173 nla_put_u32(msg, QCA_WLAN_VENDOR_ATTR_P2P_LISTEN_OFFLOAD_PERIOD,
9175 nla_put_u32(msg, QCA_WLAN_VENDOR_ATTR_P2P_LISTEN_OFFLOAD_INTERVAL,
9177 nla_put_u32(msg, QCA_WLAN_VENDOR_ATTR_P2P_LISTEN_OFFLOAD_COUNT,
9179 nla_put(msg, QCA_WLAN_VENDOR_ATTR_P2P_LISTEN_OFFLOAD_DEVICE_TYPES,
9180 dev_types_len, device_types) ||
9181 nla_put(msg, QCA_WLAN_VENDOR_ATTR_P2P_LISTEN_OFFLOAD_VENDOR_IE,
9185 nla_nest_end(msg, container);
9186 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
9189 wpa_printf(MSG_DEBUG,
9190 "nl80211: Failed to send P2P Listen offload vendor command");
9202 static int nl80211_p2p_lo_stop(void *priv)
9204 struct i802_bss *bss = priv;
9205 struct wpa_driver_nl80211_data *drv = bss->drv;
9208 wpa_printf(MSG_DEBUG, "nl80211: Stop P2P Listen offload");
9210 if (!(drv->capa.flags & WPA_DRIVER_FLAGS_P2P_LISTEN_OFFLOAD))
9213 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) ||
9214 nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) ||
9215 nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD,
9216 QCA_NL80211_VENDOR_SUBCMD_P2P_LISTEN_OFFLOAD_STOP)) {
9221 return send_and_recv_msgs(drv, msg, NULL, NULL);
9224 #endif /* CONFIG_DRIVER_NL80211_QCA */
9227 static int nl80211_write_to_file(const char *name, unsigned int val)
9232 fd = open(name, O_RDWR);
9234 wpa_printf(MSG_ERROR, "nl80211: Failed to open %s: %s",
9235 name, strerror(errno));
9239 len = os_snprintf(tmp, sizeof(tmp), "%u\n", val);
9240 len = write(fd, tmp, len);
9242 wpa_printf(MSG_ERROR, "nl80211: Failed to write to %s: %s",
9243 name, strerror(errno));
9250 static int nl80211_configure_data_frame_filters(void *priv, u32 filter_flags)
9252 struct i802_bss *bss = priv;
9256 wpa_printf(MSG_DEBUG, "nl80211: Data frame filter flags=0x%x",
9259 /* Configure filtering of unicast frame encrypted using GTK */
9260 ret = os_snprintf(path, sizeof(path),
9261 "/proc/sys/net/ipv4/conf/%s/drop_unicast_in_l2_multicast",
9263 if (os_snprintf_error(sizeof(path), ret))
9266 ret = nl80211_write_to_file(path,
9268 WPA_DATA_FRAME_FILTER_FLAG_GTK));
9270 wpa_printf(MSG_ERROR,
9271 "nl80211: Failed to set IPv4 unicast in multicast filter");
9275 os_snprintf(path, sizeof(path),
9276 "/proc/sys/net/ipv6/conf/%s/drop_unicast_in_l2_multicast",
9278 ret = nl80211_write_to_file(path,
9280 WPA_DATA_FRAME_FILTER_FLAG_GTK));
9283 wpa_printf(MSG_ERROR,
9284 "nl80211: Failed to set IPv6 unicast in multicast filter");
9288 /* Configure filtering of unicast frame encrypted using GTK */
9289 os_snprintf(path, sizeof(path),
9290 "/proc/sys/net/ipv4/conf/%s/drop_gratuitous_arp",
9292 ret = nl80211_write_to_file(path,
9294 WPA_DATA_FRAME_FILTER_FLAG_ARP));
9296 wpa_printf(MSG_ERROR,
9297 "nl80211: Failed set gratuitous ARP filter");
9301 /* Configure filtering of IPv6 NA frames */
9302 os_snprintf(path, sizeof(path),
9303 "/proc/sys/net/ipv6/conf/%s/drop_unsolicited_na",
9305 ret = nl80211_write_to_file(path,
9307 WPA_DATA_FRAME_FILTER_FLAG_NA));
9309 wpa_printf(MSG_ERROR,
9310 "nl80211: Failed to set unsolicited NA filter");
9318 static int nl80211_get_ext_capab(void *priv, enum wpa_driver_if_type type,
9319 const u8 **ext_capa, const u8 **ext_capa_mask,
9320 unsigned int *ext_capa_len)
9322 struct i802_bss *bss = priv;
9323 struct wpa_driver_nl80211_data *drv = bss->drv;
9324 enum nl80211_iftype nlmode;
9327 if (!ext_capa || !ext_capa_mask || !ext_capa_len)
9330 nlmode = wpa_driver_nl80211_if_type(type);
9332 /* By default, use the per-radio values */
9333 *ext_capa = drv->extended_capa;
9334 *ext_capa_mask = drv->extended_capa_mask;
9335 *ext_capa_len = drv->extended_capa_len;
9337 /* Replace the default value if a per-interface type value exists */
9338 for (i = 0; i < drv->num_iface_ext_capa; i++) {
9339 if (nlmode == drv->iface_ext_capa[i].iftype) {
9340 *ext_capa = drv->iface_ext_capa[i].ext_capa;
9341 *ext_capa_mask = drv->iface_ext_capa[i].ext_capa_mask;
9342 *ext_capa_len = drv->iface_ext_capa[i].ext_capa_len;
9351 const struct wpa_driver_ops wpa_driver_nl80211_ops = {
9353 .desc = "Linux nl80211/cfg80211",
9354 .get_bssid = wpa_driver_nl80211_get_bssid,
9355 .get_ssid = wpa_driver_nl80211_get_ssid,
9356 .set_key = driver_nl80211_set_key,
9357 .scan2 = driver_nl80211_scan2,
9358 .sched_scan = wpa_driver_nl80211_sched_scan,
9359 .stop_sched_scan = wpa_driver_nl80211_stop_sched_scan,
9360 .get_scan_results2 = wpa_driver_nl80211_get_scan_results,
9361 .abort_scan = wpa_driver_nl80211_abort_scan,
9362 .deauthenticate = driver_nl80211_deauthenticate,
9363 .authenticate = driver_nl80211_authenticate,
9364 .associate = wpa_driver_nl80211_associate,
9365 .global_init = nl80211_global_init,
9366 .global_deinit = nl80211_global_deinit,
9367 .init2 = wpa_driver_nl80211_init,
9368 .deinit = driver_nl80211_deinit,
9369 .get_capa = wpa_driver_nl80211_get_capa,
9370 .set_operstate = wpa_driver_nl80211_set_operstate,
9371 .set_supp_port = wpa_driver_nl80211_set_supp_port,
9372 .set_country = wpa_driver_nl80211_set_country,
9373 .get_country = wpa_driver_nl80211_get_country,
9374 .set_ap = wpa_driver_nl80211_set_ap,
9375 .set_acl = wpa_driver_nl80211_set_acl,
9376 .if_add = wpa_driver_nl80211_if_add,
9377 .if_remove = driver_nl80211_if_remove,
9378 .send_mlme = driver_nl80211_send_mlme,
9379 .get_hw_feature_data = nl80211_get_hw_feature_data,
9380 .sta_add = wpa_driver_nl80211_sta_add,
9381 .sta_remove = driver_nl80211_sta_remove,
9382 .hapd_send_eapol = wpa_driver_nl80211_hapd_send_eapol,
9383 .sta_set_flags = wpa_driver_nl80211_sta_set_flags,
9384 .hapd_init = i802_init,
9385 .hapd_deinit = i802_deinit,
9386 .set_wds_sta = i802_set_wds_sta,
9387 .get_seqnum = i802_get_seqnum,
9388 .flush = i802_flush,
9389 .get_inact_sec = i802_get_inact_sec,
9390 .sta_clear_stats = i802_sta_clear_stats,
9391 .set_rts = i802_set_rts,
9392 .set_frag = i802_set_frag,
9393 .set_tx_queue_params = i802_set_tx_queue_params,
9394 .set_sta_vlan = driver_nl80211_set_sta_vlan,
9395 .sta_deauth = i802_sta_deauth,
9396 .sta_disassoc = i802_sta_disassoc,
9397 .read_sta_data = driver_nl80211_read_sta_data,
9398 .set_freq = i802_set_freq,
9399 .send_action = driver_nl80211_send_action,
9400 .send_action_cancel_wait = wpa_driver_nl80211_send_action_cancel_wait,
9401 .remain_on_channel = wpa_driver_nl80211_remain_on_channel,
9402 .cancel_remain_on_channel =
9403 wpa_driver_nl80211_cancel_remain_on_channel,
9404 .probe_req_report = driver_nl80211_probe_req_report,
9405 .deinit_ap = wpa_driver_nl80211_deinit_ap,
9406 .deinit_p2p_cli = wpa_driver_nl80211_deinit_p2p_cli,
9407 .resume = wpa_driver_nl80211_resume,
9408 .signal_monitor = nl80211_signal_monitor,
9409 .signal_poll = nl80211_signal_poll,
9410 .send_frame = nl80211_send_frame,
9411 .set_param = nl80211_set_param,
9412 .get_radio_name = nl80211_get_radio_name,
9413 .add_pmkid = nl80211_add_pmkid,
9414 .remove_pmkid = nl80211_remove_pmkid,
9415 .flush_pmkid = nl80211_flush_pmkid,
9416 .set_rekey_info = nl80211_set_rekey_info,
9417 .poll_client = nl80211_poll_client,
9418 .set_p2p_powersave = nl80211_set_p2p_powersave,
9419 .start_dfs_cac = nl80211_start_radar_detection,
9420 .stop_ap = wpa_driver_nl80211_stop_ap,
9422 .send_tdls_mgmt = nl80211_send_tdls_mgmt,
9423 .tdls_oper = nl80211_tdls_oper,
9424 .tdls_enable_channel_switch = nl80211_tdls_enable_channel_switch,
9425 .tdls_disable_channel_switch = nl80211_tdls_disable_channel_switch,
9426 #endif /* CONFIG_TDLS */
9427 .update_ft_ies = wpa_driver_nl80211_update_ft_ies,
9428 .get_mac_addr = wpa_driver_nl80211_get_macaddr,
9429 .get_survey = wpa_driver_nl80211_get_survey,
9430 .status = wpa_driver_nl80211_status,
9431 .switch_channel = nl80211_switch_channel,
9433 .set_noa = wpa_driver_set_p2p_noa,
9434 .get_noa = wpa_driver_get_p2p_noa,
9435 .set_ap_wps_ie = wpa_driver_set_ap_wps_p2p_ie,
9436 #endif /* ANDROID_P2P */
9438 #ifndef ANDROID_LIB_STUB
9439 .driver_cmd = wpa_driver_nl80211_driver_cmd,
9440 #endif /* !ANDROID_LIB_STUB */
9441 #endif /* ANDROID */
9442 .vendor_cmd = nl80211_vendor_cmd,
9443 .set_qos_map = nl80211_set_qos_map,
9444 .set_wowlan = nl80211_set_wowlan,
9445 .set_mac_addr = nl80211_set_mac_addr,
9447 .init_mesh = wpa_driver_nl80211_init_mesh,
9448 .join_mesh = wpa_driver_nl80211_join_mesh,
9449 .leave_mesh = wpa_driver_nl80211_leave_mesh,
9450 #endif /* CONFIG_MESH */
9451 .br_add_ip_neigh = wpa_driver_br_add_ip_neigh,
9452 .br_delete_ip_neigh = wpa_driver_br_delete_ip_neigh,
9453 .br_port_set_attr = wpa_driver_br_port_set_attr,
9454 .br_set_net_param = wpa_driver_br_set_net_param,
9455 .add_tx_ts = nl80211_add_ts,
9456 .del_tx_ts = nl80211_del_ts,
9457 .get_ifindex = nl80211_get_ifindex,
9458 #ifdef CONFIG_DRIVER_NL80211_QCA
9459 .roaming = nl80211_roaming,
9460 .do_acs = wpa_driver_do_acs,
9461 .set_band = nl80211_set_band,
9462 .get_pref_freq_list = nl80211_get_pref_freq_list,
9463 .set_prob_oper_freq = nl80211_set_prob_oper_freq,
9464 .p2p_lo_start = nl80211_p2p_lo_start,
9465 .p2p_lo_stop = nl80211_p2p_lo_stop,
9466 #endif /* CONFIG_DRIVER_NL80211_QCA */
9467 .configure_data_frame_filters = nl80211_configure_data_frame_filters,
9468 .get_ext_capab = nl80211_get_ext_capab,