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,
184 static void add_ifidx(struct wpa_driver_nl80211_data *drv, int ifidx);
185 static void del_ifidx(struct wpa_driver_nl80211_data *drv, int ifidx);
186 static int have_ifidx(struct wpa_driver_nl80211_data *drv, int ifidx);
188 static int nl80211_set_channel(struct i802_bss *bss,
189 struct hostapd_freq_params *freq, int set_chan);
190 static int nl80211_disable_11b_rates(struct wpa_driver_nl80211_data *drv,
191 int ifindex, int disabled);
193 static int nl80211_leave_ibss(struct wpa_driver_nl80211_data *drv,
196 static int i802_set_iface_flags(struct i802_bss *bss, int up);
197 static int nl80211_set_param(void *priv, const char *param);
200 /* Converts nl80211_chan_width to a common format */
201 enum chan_width convert2width(int width)
204 case NL80211_CHAN_WIDTH_20_NOHT:
205 return CHAN_WIDTH_20_NOHT;
206 case NL80211_CHAN_WIDTH_20:
207 return CHAN_WIDTH_20;
208 case NL80211_CHAN_WIDTH_40:
209 return CHAN_WIDTH_40;
210 case NL80211_CHAN_WIDTH_80:
211 return CHAN_WIDTH_80;
212 case NL80211_CHAN_WIDTH_80P80:
213 return CHAN_WIDTH_80P80;
214 case NL80211_CHAN_WIDTH_160:
215 return CHAN_WIDTH_160;
217 return CHAN_WIDTH_UNKNOWN;
221 int is_ap_interface(enum nl80211_iftype nlmode)
223 return nlmode == NL80211_IFTYPE_AP ||
224 nlmode == NL80211_IFTYPE_P2P_GO;
228 int is_sta_interface(enum nl80211_iftype nlmode)
230 return nlmode == NL80211_IFTYPE_STATION ||
231 nlmode == NL80211_IFTYPE_P2P_CLIENT;
235 static int is_p2p_net_interface(enum nl80211_iftype nlmode)
237 return nlmode == NL80211_IFTYPE_P2P_CLIENT ||
238 nlmode == NL80211_IFTYPE_P2P_GO;
242 struct i802_bss * get_bss_ifindex(struct wpa_driver_nl80211_data *drv,
245 struct i802_bss *bss;
247 for (bss = drv->first_bss; bss; bss = bss->next) {
248 if (bss->ifindex == ifindex)
256 static int is_mesh_interface(enum nl80211_iftype nlmode)
258 return nlmode == NL80211_IFTYPE_MESH_POINT;
262 void nl80211_mark_disconnected(struct wpa_driver_nl80211_data *drv)
265 os_memcpy(drv->prev_bssid, drv->bssid, ETH_ALEN);
267 os_memset(drv->bssid, 0, ETH_ALEN);
272 static int ack_handler(struct nl_msg *msg, void *arg)
279 static int finish_handler(struct nl_msg *msg, void *arg)
286 static int error_handler(struct sockaddr_nl *nla, struct nlmsgerr *err,
295 static int no_seq_check(struct nl_msg *msg, void *arg)
301 static void nl80211_nlmsg_clear(struct nl_msg *msg)
304 * Clear nlmsg data, e.g., to make sure key material is not left in
305 * heap memory for unnecessarily long time.
308 struct nlmsghdr *hdr = nlmsg_hdr(msg);
309 void *data = nlmsg_data(hdr);
311 * This would use nlmsg_datalen() or the older nlmsg_len() if
312 * only libnl were to maintain a stable API.. Neither will work
313 * with all released versions, so just calculate the length
316 int len = hdr->nlmsg_len - NLMSG_HDRLEN;
318 os_memset(data, 0, len);
323 static int send_and_recv(struct nl80211_global *global,
324 struct nl_handle *nl_handle, struct nl_msg *msg,
325 int (*valid_handler)(struct nl_msg *, void *),
334 cb = nl_cb_clone(global->nl_cb);
338 err = nl_send_auto_complete(nl_handle, msg);
344 nl_cb_err(cb, NL_CB_CUSTOM, error_handler, &err);
345 nl_cb_set(cb, NL_CB_FINISH, NL_CB_CUSTOM, finish_handler, &err);
346 nl_cb_set(cb, NL_CB_ACK, NL_CB_CUSTOM, ack_handler, &err);
349 nl_cb_set(cb, NL_CB_VALID, NL_CB_CUSTOM,
350 valid_handler, valid_data);
353 int res = nl_recvmsgs(nl_handle, cb);
356 "nl80211: %s->nl_recvmsgs failed: %d",
362 if (!valid_handler && valid_data == (void *) -1)
363 nl80211_nlmsg_clear(msg);
369 int send_and_recv_msgs(struct wpa_driver_nl80211_data *drv,
371 int (*valid_handler)(struct nl_msg *, void *),
374 return send_and_recv(drv->global, drv->global->nl, msg,
375 valid_handler, valid_data);
385 static int family_handler(struct nl_msg *msg, void *arg)
387 struct family_data *res = arg;
388 struct nlattr *tb[CTRL_ATTR_MAX + 1];
389 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
390 struct nlattr *mcgrp;
393 nla_parse(tb, CTRL_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
394 genlmsg_attrlen(gnlh, 0), NULL);
395 if (!tb[CTRL_ATTR_MCAST_GROUPS])
398 nla_for_each_nested(mcgrp, tb[CTRL_ATTR_MCAST_GROUPS], i) {
399 struct nlattr *tb2[CTRL_ATTR_MCAST_GRP_MAX + 1];
400 nla_parse(tb2, CTRL_ATTR_MCAST_GRP_MAX, nla_data(mcgrp),
401 nla_len(mcgrp), NULL);
402 if (!tb2[CTRL_ATTR_MCAST_GRP_NAME] ||
403 !tb2[CTRL_ATTR_MCAST_GRP_ID] ||
404 os_strncmp(nla_data(tb2[CTRL_ATTR_MCAST_GRP_NAME]),
406 nla_len(tb2[CTRL_ATTR_MCAST_GRP_NAME])) != 0)
408 res->id = nla_get_u32(tb2[CTRL_ATTR_MCAST_GRP_ID]);
416 static int nl_get_multicast_id(struct nl80211_global *global,
417 const char *family, const char *group)
421 struct family_data res = { group, -ENOENT };
426 if (!genlmsg_put(msg, 0, 0, genl_ctrl_resolve(global->nl, "nlctrl"),
427 0, 0, CTRL_CMD_GETFAMILY, 0) ||
428 nla_put_string(msg, CTRL_ATTR_FAMILY_NAME, family)) {
433 ret = send_and_recv(global, global->nl, msg, family_handler, &res);
440 void * nl80211_cmd(struct wpa_driver_nl80211_data *drv,
441 struct nl_msg *msg, int flags, uint8_t cmd)
443 return genlmsg_put(msg, 0, 0, drv->global->nl80211_id,
448 static int nl80211_set_iface_id(struct nl_msg *msg, struct i802_bss *bss)
450 if (bss->wdev_id_set)
451 return nla_put_u64(msg, NL80211_ATTR_WDEV, bss->wdev_id);
452 return nla_put_u32(msg, NL80211_ATTR_IFINDEX, bss->ifindex);
456 struct nl_msg * nl80211_cmd_msg(struct i802_bss *bss, int flags, uint8_t cmd)
464 if (!nl80211_cmd(bss->drv, msg, flags, cmd) ||
465 nl80211_set_iface_id(msg, bss) < 0) {
474 static struct nl_msg *
475 nl80211_ifindex_msg(struct wpa_driver_nl80211_data *drv, int ifindex,
476 int flags, uint8_t cmd)
484 if (!nl80211_cmd(drv, msg, flags, cmd) ||
485 nla_put_u32(msg, NL80211_ATTR_IFINDEX, ifindex)) {
494 struct nl_msg * nl80211_drv_msg(struct wpa_driver_nl80211_data *drv, int flags,
497 return nl80211_ifindex_msg(drv, drv->ifindex, flags, cmd);
501 struct nl_msg * nl80211_bss_msg(struct i802_bss *bss, int flags, uint8_t cmd)
503 return nl80211_ifindex_msg(bss->drv, bss->ifindex, flags, cmd);
507 struct wiphy_idx_data {
509 enum nl80211_iftype nlmode;
514 static int netdev_info_handler(struct nl_msg *msg, void *arg)
516 struct nlattr *tb[NL80211_ATTR_MAX + 1];
517 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
518 struct wiphy_idx_data *info = arg;
520 nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
521 genlmsg_attrlen(gnlh, 0), NULL);
523 if (tb[NL80211_ATTR_WIPHY])
524 info->wiphy_idx = nla_get_u32(tb[NL80211_ATTR_WIPHY]);
526 if (tb[NL80211_ATTR_IFTYPE])
527 info->nlmode = nla_get_u32(tb[NL80211_ATTR_IFTYPE]);
529 if (tb[NL80211_ATTR_MAC] && info->macaddr)
530 os_memcpy(info->macaddr, nla_data(tb[NL80211_ATTR_MAC]),
537 int nl80211_get_wiphy_index(struct i802_bss *bss)
540 struct wiphy_idx_data data = {
545 if (!(msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_GET_INTERFACE)))
548 if (send_and_recv_msgs(bss->drv, msg, netdev_info_handler, &data) == 0)
549 return data.wiphy_idx;
554 static enum nl80211_iftype nl80211_get_ifmode(struct i802_bss *bss)
557 struct wiphy_idx_data data = {
558 .nlmode = NL80211_IFTYPE_UNSPECIFIED,
562 if (!(msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_GET_INTERFACE)))
563 return NL80211_IFTYPE_UNSPECIFIED;
565 if (send_and_recv_msgs(bss->drv, msg, netdev_info_handler, &data) == 0)
567 return NL80211_IFTYPE_UNSPECIFIED;
571 static int nl80211_get_macaddr(struct i802_bss *bss)
574 struct wiphy_idx_data data = {
575 .macaddr = bss->addr,
578 if (!(msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_GET_INTERFACE)))
581 return send_and_recv_msgs(bss->drv, msg, netdev_info_handler, &data);
585 static int nl80211_register_beacons(struct wpa_driver_nl80211_data *drv,
586 struct nl80211_wiphy_data *w)
595 if (!nl80211_cmd(drv, msg, 0, NL80211_CMD_REGISTER_BEACONS) ||
596 nla_put_u32(msg, NL80211_ATTR_WIPHY, w->wiphy_idx)) {
601 ret = send_and_recv(drv->global, w->nl_beacons, msg, NULL, NULL);
603 wpa_printf(MSG_DEBUG, "nl80211: Register beacons command "
604 "failed: ret=%d (%s)",
605 ret, strerror(-ret));
611 static void nl80211_recv_beacons(int sock, void *eloop_ctx, void *handle)
613 struct nl80211_wiphy_data *w = eloop_ctx;
616 wpa_printf(MSG_EXCESSIVE, "nl80211: Beacon event message available");
618 res = nl_recvmsgs(handle, w->nl_cb);
620 wpa_printf(MSG_INFO, "nl80211: %s->nl_recvmsgs failed: %d",
626 static int process_beacon_event(struct nl_msg *msg, void *arg)
628 struct nl80211_wiphy_data *w = arg;
629 struct wpa_driver_nl80211_data *drv;
630 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
631 struct nlattr *tb[NL80211_ATTR_MAX + 1];
632 union wpa_event_data event;
634 nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
635 genlmsg_attrlen(gnlh, 0), NULL);
637 if (gnlh->cmd != NL80211_CMD_FRAME) {
638 wpa_printf(MSG_DEBUG, "nl80211: Unexpected beacon event? (%d)",
643 if (!tb[NL80211_ATTR_FRAME])
646 dl_list_for_each(drv, &w->drvs, struct wpa_driver_nl80211_data,
648 os_memset(&event, 0, sizeof(event));
649 event.rx_mgmt.frame = nla_data(tb[NL80211_ATTR_FRAME]);
650 event.rx_mgmt.frame_len = nla_len(tb[NL80211_ATTR_FRAME]);
651 wpa_supplicant_event(drv->ctx, EVENT_RX_MGMT, &event);
658 static struct nl80211_wiphy_data *
659 nl80211_get_wiphy_data_ap(struct i802_bss *bss)
661 static DEFINE_DL_LIST(nl80211_wiphys);
662 struct nl80211_wiphy_data *w;
663 int wiphy_idx, found = 0;
664 struct i802_bss *tmp_bss;
666 if (bss->wiphy_data != NULL)
667 return bss->wiphy_data;
669 wiphy_idx = nl80211_get_wiphy_index(bss);
671 dl_list_for_each(w, &nl80211_wiphys, struct nl80211_wiphy_data, list) {
672 if (w->wiphy_idx == wiphy_idx)
677 w = os_zalloc(sizeof(*w));
680 w->wiphy_idx = wiphy_idx;
681 dl_list_init(&w->bsss);
682 dl_list_init(&w->drvs);
684 w->nl_cb = nl_cb_alloc(NL_CB_DEFAULT);
689 nl_cb_set(w->nl_cb, NL_CB_SEQ_CHECK, NL_CB_CUSTOM, no_seq_check, NULL);
690 nl_cb_set(w->nl_cb, NL_CB_VALID, NL_CB_CUSTOM, process_beacon_event,
693 w->nl_beacons = nl_create_handle(bss->drv->global->nl_cb,
695 if (w->nl_beacons == NULL) {
700 if (nl80211_register_beacons(bss->drv, w)) {
701 nl_destroy_handles(&w->nl_beacons);
706 nl80211_register_eloop_read(&w->nl_beacons, nl80211_recv_beacons, w);
708 dl_list_add(&nl80211_wiphys, &w->list);
711 /* drv entry for this bss already there? */
712 dl_list_for_each(tmp_bss, &w->bsss, struct i802_bss, wiphy_list) {
713 if (tmp_bss->drv == bss->drv) {
720 dl_list_add(&w->drvs, &bss->drv->wiphy_list);
722 dl_list_add(&w->bsss, &bss->wiphy_list);
728 static void nl80211_put_wiphy_data_ap(struct i802_bss *bss)
730 struct nl80211_wiphy_data *w = bss->wiphy_data;
731 struct i802_bss *tmp_bss;
736 bss->wiphy_data = NULL;
737 dl_list_del(&bss->wiphy_list);
739 /* still any for this drv present? */
740 dl_list_for_each(tmp_bss, &w->bsss, struct i802_bss, wiphy_list) {
741 if (tmp_bss->drv == bss->drv) {
746 /* if not remove it */
748 dl_list_del(&bss->drv->wiphy_list);
750 if (!dl_list_empty(&w->bsss))
753 nl80211_destroy_eloop_handle(&w->nl_beacons);
756 dl_list_del(&w->list);
761 static int wpa_driver_nl80211_get_bssid(void *priv, u8 *bssid)
763 struct i802_bss *bss = priv;
764 struct wpa_driver_nl80211_data *drv = bss->drv;
765 if (!drv->associated)
767 os_memcpy(bssid, drv->bssid, ETH_ALEN);
772 static int wpa_driver_nl80211_get_ssid(void *priv, u8 *ssid)
774 struct i802_bss *bss = priv;
775 struct wpa_driver_nl80211_data *drv = bss->drv;
776 if (!drv->associated)
778 os_memcpy(ssid, drv->ssid, drv->ssid_len);
779 return drv->ssid_len;
783 static void wpa_driver_nl80211_event_newlink(
784 struct wpa_driver_nl80211_data *drv, const char *ifname)
786 union wpa_event_data event;
788 if (os_strcmp(drv->first_bss->ifname, ifname) == 0) {
789 if (if_nametoindex(drv->first_bss->ifname) == 0) {
790 wpa_printf(MSG_DEBUG, "nl80211: Interface %s does not exist - ignore RTM_NEWLINK",
791 drv->first_bss->ifname);
794 if (!drv->if_removed)
796 wpa_printf(MSG_DEBUG, "nl80211: Mark if_removed=0 for %s based on RTM_NEWLINK event",
797 drv->first_bss->ifname);
801 os_memset(&event, 0, sizeof(event));
802 os_strlcpy(event.interface_status.ifname, ifname,
803 sizeof(event.interface_status.ifname));
804 event.interface_status.ievent = EVENT_INTERFACE_ADDED;
805 wpa_supplicant_event(drv->ctx, EVENT_INTERFACE_STATUS, &event);
809 static void wpa_driver_nl80211_event_dellink(
810 struct wpa_driver_nl80211_data *drv, const char *ifname)
812 union wpa_event_data event;
814 if (os_strcmp(drv->first_bss->ifname, ifname) == 0) {
815 if (drv->if_removed) {
816 wpa_printf(MSG_DEBUG, "nl80211: if_removed already set - ignore RTM_DELLINK event for %s",
820 wpa_printf(MSG_DEBUG, "RTM_DELLINK: Interface '%s' removed - mark if_removed=1",
824 wpa_printf(MSG_DEBUG, "RTM_DELLINK: Interface '%s' removed",
828 os_memset(&event, 0, sizeof(event));
829 os_strlcpy(event.interface_status.ifname, ifname,
830 sizeof(event.interface_status.ifname));
831 event.interface_status.ievent = EVENT_INTERFACE_REMOVED;
832 wpa_supplicant_event(drv->ctx, EVENT_INTERFACE_STATUS, &event);
836 static int wpa_driver_nl80211_own_ifname(struct wpa_driver_nl80211_data *drv,
839 int attrlen, rta_len;
843 attr = (struct rtattr *) buf;
845 rta_len = RTA_ALIGN(sizeof(struct rtattr));
846 while (RTA_OK(attr, attrlen)) {
847 if (attr->rta_type == IFLA_IFNAME) {
848 if (os_strcmp(((char *) attr) + rta_len,
849 drv->first_bss->ifname) == 0)
854 attr = RTA_NEXT(attr, attrlen);
861 static int wpa_driver_nl80211_own_ifindex(struct wpa_driver_nl80211_data *drv,
862 int ifindex, u8 *buf, size_t len)
864 if (drv->ifindex == ifindex)
867 if (drv->if_removed && wpa_driver_nl80211_own_ifname(drv, buf, len)) {
868 nl80211_check_global(drv->global);
869 wpa_printf(MSG_DEBUG, "nl80211: Update ifindex for a removed "
871 wpa_driver_nl80211_finish_drv_init(drv, NULL, 0, NULL);
879 static struct wpa_driver_nl80211_data *
880 nl80211_find_drv(struct nl80211_global *global, int idx, u8 *buf, size_t len)
882 struct wpa_driver_nl80211_data *drv;
883 dl_list_for_each(drv, &global->interfaces,
884 struct wpa_driver_nl80211_data, list) {
885 if (wpa_driver_nl80211_own_ifindex(drv, idx, buf, len) ||
886 have_ifidx(drv, idx))
893 static void wpa_driver_nl80211_event_rtm_newlink(void *ctx,
894 struct ifinfomsg *ifi,
897 struct nl80211_global *global = ctx;
898 struct wpa_driver_nl80211_data *drv;
902 char namebuf[IFNAMSIZ];
903 char ifname[IFNAMSIZ + 1];
904 char extra[100], *pos, *end;
906 drv = nl80211_find_drv(global, ifi->ifi_index, buf, len);
908 wpa_printf(MSG_DEBUG, "nl80211: Ignore RTM_NEWLINK event for foreign ifindex %d",
915 end = pos + sizeof(extra);
919 attr = (struct rtattr *) buf;
920 while (RTA_OK(attr, attrlen)) {
921 switch (attr->rta_type) {
923 if (RTA_PAYLOAD(attr) >= IFNAMSIZ)
925 os_memcpy(ifname, RTA_DATA(attr), RTA_PAYLOAD(attr));
926 ifname[RTA_PAYLOAD(attr)] = '\0';
929 brid = nla_get_u32((struct nlattr *) attr);
930 pos += os_snprintf(pos, end - pos, " master=%u", brid);
933 pos += os_snprintf(pos, end - pos, " wext");
936 pos += os_snprintf(pos, end - pos, " operstate=%u",
937 nla_get_u32((struct nlattr *) attr));
940 pos += os_snprintf(pos, end - pos, " linkmode=%u",
941 nla_get_u32((struct nlattr *) attr));
944 attr = RTA_NEXT(attr, attrlen);
946 extra[sizeof(extra) - 1] = '\0';
948 wpa_printf(MSG_DEBUG, "RTM_NEWLINK: ifi_index=%d ifname=%s%s ifi_family=%d ifi_flags=0x%x (%s%s%s%s)",
949 ifi->ifi_index, ifname, extra, ifi->ifi_family,
951 (ifi->ifi_flags & IFF_UP) ? "[UP]" : "",
952 (ifi->ifi_flags & IFF_RUNNING) ? "[RUNNING]" : "",
953 (ifi->ifi_flags & IFF_LOWER_UP) ? "[LOWER_UP]" : "",
954 (ifi->ifi_flags & IFF_DORMANT) ? "[DORMANT]" : "");
956 if (!drv->if_disabled && !(ifi->ifi_flags & IFF_UP)) {
958 if (if_indextoname(ifi->ifi_index, namebuf) &&
959 linux_iface_up(drv->global->ioctl_sock, namebuf) > 0) {
960 wpa_printf(MSG_DEBUG, "nl80211: Ignore interface down "
961 "event since interface %s is up", namebuf);
962 drv->ignore_if_down_event = 0;
965 wpa_printf(MSG_DEBUG, "nl80211: Interface down (%s/%s)",
967 if (os_strcmp(drv->first_bss->ifname, ifname) != 0) {
968 wpa_printf(MSG_DEBUG,
969 "nl80211: Not the main interface (%s) - do not indicate interface down",
970 drv->first_bss->ifname);
971 } else if (drv->ignore_if_down_event) {
972 wpa_printf(MSG_DEBUG, "nl80211: Ignore interface down "
973 "event generated by mode change");
974 drv->ignore_if_down_event = 0;
976 drv->if_disabled = 1;
977 wpa_supplicant_event(drv->ctx,
978 EVENT_INTERFACE_DISABLED, NULL);
981 * Try to get drv again, since it may be removed as
982 * part of the EVENT_INTERFACE_DISABLED handling for
985 drv = nl80211_find_drv(global, ifi->ifi_index,
992 if (drv->if_disabled && (ifi->ifi_flags & IFF_UP)) {
993 if (if_indextoname(ifi->ifi_index, namebuf) &&
994 linux_iface_up(drv->global->ioctl_sock, namebuf) == 0) {
995 wpa_printf(MSG_DEBUG, "nl80211: Ignore interface up "
996 "event since interface %s is down",
998 } else if (if_nametoindex(drv->first_bss->ifname) == 0) {
999 wpa_printf(MSG_DEBUG, "nl80211: Ignore interface up "
1000 "event since interface %s does not exist",
1001 drv->first_bss->ifname);
1002 } else if (drv->if_removed) {
1003 wpa_printf(MSG_DEBUG, "nl80211: Ignore interface up "
1004 "event since interface %s is marked "
1005 "removed", drv->first_bss->ifname);
1007 struct i802_bss *bss;
1010 /* Re-read MAC address as it may have changed */
1011 bss = get_bss_ifindex(drv, ifi->ifi_index);
1013 linux_get_ifhwaddr(drv->global->ioctl_sock,
1014 bss->ifname, addr) < 0) {
1015 wpa_printf(MSG_DEBUG,
1016 "nl80211: %s: failed to re-read MAC address",
1019 os_memcmp(addr, bss->addr, ETH_ALEN) != 0) {
1020 wpa_printf(MSG_DEBUG,
1021 "nl80211: Own MAC address on ifindex %d (%s) changed from "
1022 MACSTR " to " MACSTR,
1023 ifi->ifi_index, bss->ifname,
1026 os_memcpy(bss->addr, addr, ETH_ALEN);
1029 wpa_printf(MSG_DEBUG, "nl80211: Interface up");
1030 drv->if_disabled = 0;
1031 wpa_supplicant_event(drv->ctx, EVENT_INTERFACE_ENABLED,
1037 * Some drivers send the association event before the operup event--in
1038 * this case, lifting operstate in wpa_driver_nl80211_set_operstate()
1039 * fails. This will hit us when wpa_supplicant does not need to do
1040 * IEEE 802.1X authentication
1042 if (drv->operstate == 1 &&
1043 (ifi->ifi_flags & (IFF_LOWER_UP | IFF_DORMANT)) == IFF_LOWER_UP &&
1044 !(ifi->ifi_flags & IFF_RUNNING)) {
1045 wpa_printf(MSG_DEBUG, "nl80211: Set IF_OPER_UP again based on ifi_flags and expected operstate");
1046 netlink_send_oper_ifla(drv->global->netlink, drv->ifindex,
1051 wpa_driver_nl80211_event_newlink(drv, ifname);
1053 if (ifi->ifi_family == AF_BRIDGE && brid) {
1054 struct i802_bss *bss;
1056 /* device has been added to bridge */
1057 if (!if_indextoname(brid, namebuf)) {
1058 wpa_printf(MSG_DEBUG,
1059 "nl80211: Could not find bridge ifname for ifindex %u",
1063 wpa_printf(MSG_DEBUG, "nl80211: Add ifindex %u for bridge %s",
1065 add_ifidx(drv, brid);
1067 for (bss = drv->first_bss; bss; bss = bss->next) {
1068 if (os_strcmp(ifname, bss->ifname) == 0) {
1069 os_strlcpy(bss->brname, namebuf, IFNAMSIZ);
1077 static void wpa_driver_nl80211_event_rtm_dellink(void *ctx,
1078 struct ifinfomsg *ifi,
1079 u8 *buf, size_t len)
1081 struct nl80211_global *global = ctx;
1082 struct wpa_driver_nl80211_data *drv;
1084 struct rtattr *attr;
1086 char ifname[IFNAMSIZ + 1];
1087 char extra[100], *pos, *end;
1089 drv = nl80211_find_drv(global, ifi->ifi_index, buf, len);
1091 wpa_printf(MSG_DEBUG, "nl80211: Ignore RTM_DELLINK event for foreign ifindex %d",
1098 end = pos + sizeof(extra);
1102 attr = (struct rtattr *) buf;
1103 while (RTA_OK(attr, attrlen)) {
1104 switch (attr->rta_type) {
1106 if (RTA_PAYLOAD(attr) >= IFNAMSIZ)
1108 os_memcpy(ifname, RTA_DATA(attr), RTA_PAYLOAD(attr));
1109 ifname[RTA_PAYLOAD(attr)] = '\0';
1112 brid = nla_get_u32((struct nlattr *) attr);
1113 pos += os_snprintf(pos, end - pos, " master=%u", brid);
1115 case IFLA_OPERSTATE:
1116 pos += os_snprintf(pos, end - pos, " operstate=%u",
1117 nla_get_u32((struct nlattr *) attr));
1120 pos += os_snprintf(pos, end - pos, " linkmode=%u",
1121 nla_get_u32((struct nlattr *) attr));
1124 attr = RTA_NEXT(attr, attrlen);
1126 extra[sizeof(extra) - 1] = '\0';
1128 wpa_printf(MSG_DEBUG, "RTM_DELLINK: ifi_index=%d ifname=%s%s ifi_family=%d ifi_flags=0x%x (%s%s%s%s)",
1129 ifi->ifi_index, ifname, extra, ifi->ifi_family,
1131 (ifi->ifi_flags & IFF_UP) ? "[UP]" : "",
1132 (ifi->ifi_flags & IFF_RUNNING) ? "[RUNNING]" : "",
1133 (ifi->ifi_flags & IFF_LOWER_UP) ? "[LOWER_UP]" : "",
1134 (ifi->ifi_flags & IFF_DORMANT) ? "[DORMANT]" : "");
1136 if (ifname[0] && (ifi->ifi_family != AF_BRIDGE || !brid))
1137 wpa_driver_nl80211_event_dellink(drv, ifname);
1139 if (ifi->ifi_family == AF_BRIDGE && brid) {
1140 /* device has been removed from bridge */
1141 char namebuf[IFNAMSIZ];
1143 if (!if_indextoname(brid, namebuf)) {
1144 wpa_printf(MSG_DEBUG,
1145 "nl80211: Could not find bridge ifname for ifindex %u",
1148 wpa_printf(MSG_DEBUG,
1149 "nl80211: Remove ifindex %u for bridge %s",
1152 del_ifidx(drv, brid);
1157 unsigned int nl80211_get_assoc_freq(struct wpa_driver_nl80211_data *drv)
1161 struct nl80211_bss_info_arg arg;
1163 msg = nl80211_drv_msg(drv, NLM_F_DUMP, NL80211_CMD_GET_SCAN);
1164 os_memset(&arg, 0, sizeof(arg));
1166 ret = send_and_recv_msgs(drv, msg, bss_info_handler, &arg);
1168 unsigned int freq = drv->nlmode == NL80211_IFTYPE_ADHOC ?
1169 arg.ibss_freq : arg.assoc_freq;
1170 wpa_printf(MSG_DEBUG, "nl80211: Operating frequency for the "
1171 "associated BSS from scan results: %u MHz", freq);
1173 drv->assoc_freq = freq;
1174 return drv->assoc_freq;
1176 wpa_printf(MSG_DEBUG, "nl80211: Scan result fetch failed: ret=%d "
1177 "(%s)", ret, strerror(-ret));
1178 return drv->assoc_freq;
1182 static int get_link_signal(struct nl_msg *msg, void *arg)
1184 struct nlattr *tb[NL80211_ATTR_MAX + 1];
1185 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
1186 struct nlattr *sinfo[NL80211_STA_INFO_MAX + 1];
1187 static struct nla_policy policy[NL80211_STA_INFO_MAX + 1] = {
1188 [NL80211_STA_INFO_SIGNAL] = { .type = NLA_U8 },
1189 [NL80211_STA_INFO_SIGNAL_AVG] = { .type = NLA_U8 },
1190 [NL80211_STA_INFO_BEACON_SIGNAL_AVG] = { .type = NLA_U8 },
1192 struct nlattr *rinfo[NL80211_RATE_INFO_MAX + 1];
1193 static struct nla_policy rate_policy[NL80211_RATE_INFO_MAX + 1] = {
1194 [NL80211_RATE_INFO_BITRATE] = { .type = NLA_U16 },
1195 [NL80211_RATE_INFO_MCS] = { .type = NLA_U8 },
1196 [NL80211_RATE_INFO_40_MHZ_WIDTH] = { .type = NLA_FLAG },
1197 [NL80211_RATE_INFO_SHORT_GI] = { .type = NLA_FLAG },
1199 struct wpa_signal_info *sig_change = arg;
1201 nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
1202 genlmsg_attrlen(gnlh, 0), NULL);
1203 if (!tb[NL80211_ATTR_STA_INFO] ||
1204 nla_parse_nested(sinfo, NL80211_STA_INFO_MAX,
1205 tb[NL80211_ATTR_STA_INFO], policy))
1207 if (!sinfo[NL80211_STA_INFO_SIGNAL])
1210 sig_change->current_signal =
1211 (s8) nla_get_u8(sinfo[NL80211_STA_INFO_SIGNAL]);
1213 if (sinfo[NL80211_STA_INFO_SIGNAL_AVG])
1214 sig_change->avg_signal =
1215 (s8) nla_get_u8(sinfo[NL80211_STA_INFO_SIGNAL_AVG]);
1217 sig_change->avg_signal = 0;
1219 if (sinfo[NL80211_STA_INFO_BEACON_SIGNAL_AVG])
1220 sig_change->avg_beacon_signal =
1222 nla_get_u8(sinfo[NL80211_STA_INFO_BEACON_SIGNAL_AVG]);
1224 sig_change->avg_beacon_signal = 0;
1226 if (sinfo[NL80211_STA_INFO_TX_BITRATE]) {
1227 if (nla_parse_nested(rinfo, NL80211_RATE_INFO_MAX,
1228 sinfo[NL80211_STA_INFO_TX_BITRATE],
1230 sig_change->current_txrate = 0;
1232 if (rinfo[NL80211_RATE_INFO_BITRATE]) {
1233 sig_change->current_txrate =
1235 NL80211_RATE_INFO_BITRATE]) * 100;
1244 int nl80211_get_link_signal(struct wpa_driver_nl80211_data *drv,
1245 struct wpa_signal_info *sig)
1249 sig->current_signal = -9999;
1250 sig->current_txrate = 0;
1252 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_GET_STATION)) ||
1253 nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, drv->bssid)) {
1258 return send_and_recv_msgs(drv, msg, get_link_signal, sig);
1262 static int get_link_noise(struct nl_msg *msg, void *arg)
1264 struct nlattr *tb[NL80211_ATTR_MAX + 1];
1265 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
1266 struct nlattr *sinfo[NL80211_SURVEY_INFO_MAX + 1];
1267 static struct nla_policy survey_policy[NL80211_SURVEY_INFO_MAX + 1] = {
1268 [NL80211_SURVEY_INFO_FREQUENCY] = { .type = NLA_U32 },
1269 [NL80211_SURVEY_INFO_NOISE] = { .type = NLA_U8 },
1271 struct wpa_signal_info *sig_change = arg;
1273 nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
1274 genlmsg_attrlen(gnlh, 0), NULL);
1276 if (!tb[NL80211_ATTR_SURVEY_INFO]) {
1277 wpa_printf(MSG_DEBUG, "nl80211: survey data missing!");
1281 if (nla_parse_nested(sinfo, NL80211_SURVEY_INFO_MAX,
1282 tb[NL80211_ATTR_SURVEY_INFO],
1284 wpa_printf(MSG_DEBUG, "nl80211: failed to parse nested "
1289 if (!sinfo[NL80211_SURVEY_INFO_FREQUENCY])
1292 if (nla_get_u32(sinfo[NL80211_SURVEY_INFO_FREQUENCY]) !=
1293 sig_change->frequency)
1296 if (!sinfo[NL80211_SURVEY_INFO_NOISE])
1299 sig_change->current_noise =
1300 (s8) nla_get_u8(sinfo[NL80211_SURVEY_INFO_NOISE]);
1306 int nl80211_get_link_noise(struct wpa_driver_nl80211_data *drv,
1307 struct wpa_signal_info *sig_change)
1311 sig_change->current_noise = 9999;
1312 sig_change->frequency = drv->assoc_freq;
1314 msg = nl80211_drv_msg(drv, NLM_F_DUMP, NL80211_CMD_GET_SURVEY);
1315 return send_and_recv_msgs(drv, msg, get_link_noise, sig_change);
1319 static void wpa_driver_nl80211_event_receive(int sock, void *eloop_ctx,
1322 struct nl_cb *cb = eloop_ctx;
1325 wpa_printf(MSG_MSGDUMP, "nl80211: Event message available");
1327 res = nl_recvmsgs(handle, cb);
1329 wpa_printf(MSG_INFO, "nl80211: %s->nl_recvmsgs failed: %d",
1336 * wpa_driver_nl80211_set_country - ask nl80211 to set the regulatory domain
1337 * @priv: driver_nl80211 private data
1338 * @alpha2_arg: country to which to switch to
1339 * Returns: 0 on success, -1 on failure
1341 * This asks nl80211 to set the regulatory domain for given
1342 * country ISO / IEC alpha2.
1344 static int wpa_driver_nl80211_set_country(void *priv, const char *alpha2_arg)
1346 struct i802_bss *bss = priv;
1347 struct wpa_driver_nl80211_data *drv = bss->drv;
1351 msg = nlmsg_alloc();
1355 alpha2[0] = alpha2_arg[0];
1356 alpha2[1] = alpha2_arg[1];
1359 if (!nl80211_cmd(drv, msg, 0, NL80211_CMD_REQ_SET_REG) ||
1360 nla_put_string(msg, NL80211_ATTR_REG_ALPHA2, alpha2)) {
1364 if (send_and_recv_msgs(drv, msg, NULL, NULL))
1370 static int nl80211_get_country(struct nl_msg *msg, void *arg)
1373 struct nlattr *tb_msg[NL80211_ATTR_MAX + 1];
1374 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
1376 nla_parse(tb_msg, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
1377 genlmsg_attrlen(gnlh, 0), NULL);
1378 if (!tb_msg[NL80211_ATTR_REG_ALPHA2]) {
1379 wpa_printf(MSG_DEBUG, "nl80211: No country information available");
1382 os_strlcpy(alpha2, nla_data(tb_msg[NL80211_ATTR_REG_ALPHA2]), 3);
1387 static int wpa_driver_nl80211_get_country(void *priv, char *alpha2)
1389 struct i802_bss *bss = priv;
1390 struct wpa_driver_nl80211_data *drv = bss->drv;
1394 msg = nlmsg_alloc();
1398 nl80211_cmd(drv, msg, 0, NL80211_CMD_GET_REG);
1400 ret = send_and_recv_msgs(drv, msg, nl80211_get_country, alpha2);
1408 static int wpa_driver_nl80211_init_nl_global(struct nl80211_global *global)
1412 global->nl_cb = nl_cb_alloc(NL_CB_DEFAULT);
1413 if (global->nl_cb == NULL) {
1414 wpa_printf(MSG_ERROR, "nl80211: Failed to allocate netlink "
1419 global->nl = nl_create_handle(global->nl_cb, "nl");
1420 if (global->nl == NULL)
1423 global->nl80211_id = genl_ctrl_resolve(global->nl, "nl80211");
1424 if (global->nl80211_id < 0) {
1425 wpa_printf(MSG_ERROR, "nl80211: 'nl80211' generic netlink not "
1430 global->nl_event = nl_create_handle(global->nl_cb, "event");
1431 if (global->nl_event == NULL)
1434 ret = nl_get_multicast_id(global, "nl80211", "scan");
1436 ret = nl_socket_add_membership(global->nl_event, ret);
1438 wpa_printf(MSG_ERROR, "nl80211: Could not add multicast "
1439 "membership for scan events: %d (%s)",
1440 ret, strerror(-ret));
1444 ret = nl_get_multicast_id(global, "nl80211", "mlme");
1446 ret = nl_socket_add_membership(global->nl_event, ret);
1448 wpa_printf(MSG_ERROR, "nl80211: Could not add multicast "
1449 "membership for mlme events: %d (%s)",
1450 ret, strerror(-ret));
1454 ret = nl_get_multicast_id(global, "nl80211", "regulatory");
1456 ret = nl_socket_add_membership(global->nl_event, ret);
1458 wpa_printf(MSG_DEBUG, "nl80211: Could not add multicast "
1459 "membership for regulatory events: %d (%s)",
1460 ret, strerror(-ret));
1461 /* Continue without regulatory events */
1464 ret = nl_get_multicast_id(global, "nl80211", "vendor");
1466 ret = nl_socket_add_membership(global->nl_event, ret);
1468 wpa_printf(MSG_DEBUG, "nl80211: Could not add multicast "
1469 "membership for vendor events: %d (%s)",
1470 ret, strerror(-ret));
1471 /* Continue without vendor events */
1474 nl_cb_set(global->nl_cb, NL_CB_SEQ_CHECK, NL_CB_CUSTOM,
1475 no_seq_check, NULL);
1476 nl_cb_set(global->nl_cb, NL_CB_VALID, NL_CB_CUSTOM,
1477 process_global_event, global);
1479 nl80211_register_eloop_read(&global->nl_event,
1480 wpa_driver_nl80211_event_receive,
1486 nl_destroy_handles(&global->nl_event);
1487 nl_destroy_handles(&global->nl);
1488 nl_cb_put(global->nl_cb);
1489 global->nl_cb = NULL;
1494 static void nl80211_check_global(struct nl80211_global *global)
1496 struct nl_handle *handle;
1497 const char *groups[] = { "scan", "mlme", "regulatory", "vendor", NULL };
1502 * Try to re-add memberships to handle case of cfg80211 getting reloaded
1503 * and all registration having been cleared.
1505 handle = (void *) (((intptr_t) global->nl_event) ^
1506 ELOOP_SOCKET_INVALID);
1508 for (i = 0; groups[i]; i++) {
1509 ret = nl_get_multicast_id(global, "nl80211", groups[i]);
1511 ret = nl_socket_add_membership(handle, ret);
1513 wpa_printf(MSG_INFO,
1514 "nl80211: Could not re-add multicast membership for %s events: %d (%s)",
1515 groups[i], ret, strerror(-ret));
1521 static void wpa_driver_nl80211_rfkill_blocked(void *ctx)
1523 wpa_printf(MSG_DEBUG, "nl80211: RFKILL blocked");
1525 * This may be for any interface; use ifdown event to disable
1531 static void wpa_driver_nl80211_rfkill_unblocked(void *ctx)
1533 struct wpa_driver_nl80211_data *drv = ctx;
1534 wpa_printf(MSG_DEBUG, "nl80211: RFKILL unblocked");
1535 if (i802_set_iface_flags(drv->first_bss, 1)) {
1536 wpa_printf(MSG_DEBUG, "nl80211: Could not set interface UP "
1537 "after rfkill unblock");
1541 if (is_p2p_net_interface(drv->nlmode))
1542 nl80211_disable_11b_rates(drv, drv->ifindex, 1);
1544 /* rtnetlink ifup handler will report interface as enabled */
1548 static void wpa_driver_nl80211_handle_eapol_tx_status(int sock,
1552 struct wpa_driver_nl80211_data *drv = eloop_ctx;
1557 struct cmsghdr *cmsg;
1558 int res, found_ee = 0, found_wifi = 0, acked = 0;
1559 union wpa_event_data event;
1561 memset(&msg, 0, sizeof(msg));
1562 msg.msg_iov = &entry;
1564 entry.iov_base = data;
1565 entry.iov_len = sizeof(data);
1566 msg.msg_control = &control;
1567 msg.msg_controllen = sizeof(control);
1569 res = recvmsg(sock, &msg, MSG_ERRQUEUE);
1570 /* if error or not fitting 802.3 header, return */
1574 for (cmsg = CMSG_FIRSTHDR(&msg); cmsg; cmsg = CMSG_NXTHDR(&msg, cmsg))
1576 if (cmsg->cmsg_level == SOL_SOCKET &&
1577 cmsg->cmsg_type == SCM_WIFI_STATUS) {
1581 ack = (void *)CMSG_DATA(cmsg);
1585 if (cmsg->cmsg_level == SOL_PACKET &&
1586 cmsg->cmsg_type == PACKET_TX_TIMESTAMP) {
1587 struct sock_extended_err *err =
1588 (struct sock_extended_err *)CMSG_DATA(cmsg);
1590 if (err->ee_origin == SO_EE_ORIGIN_TXSTATUS)
1595 if (!found_ee || !found_wifi)
1598 memset(&event, 0, sizeof(event));
1599 event.eapol_tx_status.dst = data;
1600 event.eapol_tx_status.data = data + 14;
1601 event.eapol_tx_status.data_len = res - 14;
1602 event.eapol_tx_status.ack = acked;
1603 wpa_supplicant_event(drv->ctx, EVENT_EAPOL_TX_STATUS, &event);
1607 static int nl80211_init_bss(struct i802_bss *bss)
1609 bss->nl_cb = nl_cb_alloc(NL_CB_DEFAULT);
1613 nl_cb_set(bss->nl_cb, NL_CB_SEQ_CHECK, NL_CB_CUSTOM,
1614 no_seq_check, NULL);
1615 nl_cb_set(bss->nl_cb, NL_CB_VALID, NL_CB_CUSTOM,
1616 process_bss_event, bss);
1622 static void nl80211_destroy_bss(struct i802_bss *bss)
1624 nl_cb_put(bss->nl_cb);
1629 static void * wpa_driver_nl80211_drv_init(void *ctx, const char *ifname,
1630 void *global_priv, int hostapd,
1632 const char *driver_params)
1634 struct wpa_driver_nl80211_data *drv;
1635 struct rfkill_config *rcfg;
1636 struct i802_bss *bss;
1638 if (global_priv == NULL)
1640 drv = os_zalloc(sizeof(*drv));
1643 drv->global = global_priv;
1645 drv->hostapd = !!hostapd;
1646 drv->eapol_sock = -1;
1649 * There is no driver capability flag for this, so assume it is
1650 * supported and disable this on first attempt to use if the driver
1651 * rejects the command due to missing support.
1653 drv->set_rekey_offload = 1;
1655 drv->num_if_indices = sizeof(drv->default_if_indices) / sizeof(int);
1656 drv->if_indices = drv->default_if_indices;
1658 drv->first_bss = os_zalloc(sizeof(*drv->first_bss));
1659 if (!drv->first_bss) {
1663 bss = drv->first_bss;
1667 os_strlcpy(bss->ifname, ifname, sizeof(bss->ifname));
1668 drv->monitor_ifidx = -1;
1669 drv->monitor_sock = -1;
1670 drv->eapol_tx_sock = -1;
1671 drv->ap_scan_as_station = NL80211_IFTYPE_UNSPECIFIED;
1673 if (nl80211_init_bss(bss))
1676 rcfg = os_zalloc(sizeof(*rcfg));
1680 os_strlcpy(rcfg->ifname, ifname, sizeof(rcfg->ifname));
1681 rcfg->blocked_cb = wpa_driver_nl80211_rfkill_blocked;
1682 rcfg->unblocked_cb = wpa_driver_nl80211_rfkill_unblocked;
1683 drv->rfkill = rfkill_init(rcfg);
1684 if (drv->rfkill == NULL) {
1685 wpa_printf(MSG_DEBUG, "nl80211: RFKILL status not available");
1689 if (linux_iface_up(drv->global->ioctl_sock, ifname) > 0)
1690 drv->start_iface_up = 1;
1692 if (wpa_driver_nl80211_finish_drv_init(drv, set_addr, 1, driver_params))
1695 drv->eapol_tx_sock = socket(PF_PACKET, SOCK_DGRAM, 0);
1696 if (drv->eapol_tx_sock < 0)
1699 if (drv->data_tx_status) {
1702 if (setsockopt(drv->eapol_tx_sock, SOL_SOCKET, SO_WIFI_STATUS,
1703 &enabled, sizeof(enabled)) < 0) {
1704 wpa_printf(MSG_DEBUG,
1705 "nl80211: wifi status sockopt failed\n");
1706 drv->data_tx_status = 0;
1707 if (!drv->use_monitor)
1709 ~WPA_DRIVER_FLAGS_EAPOL_TX_STATUS;
1711 eloop_register_read_sock(drv->eapol_tx_sock,
1712 wpa_driver_nl80211_handle_eapol_tx_status,
1718 nl80211_check_global(drv->global);
1719 dl_list_add(&drv->global->interfaces, &drv->list);
1720 drv->in_interface_list = 1;
1726 wpa_driver_nl80211_deinit(bss);
1732 * wpa_driver_nl80211_init - Initialize nl80211 driver interface
1733 * @ctx: context to be used when calling wpa_supplicant functions,
1734 * e.g., wpa_supplicant_event()
1735 * @ifname: interface name, e.g., wlan0
1736 * @global_priv: private driver global data from global_init()
1737 * Returns: Pointer to private data, %NULL on failure
1739 static void * wpa_driver_nl80211_init(void *ctx, const char *ifname,
1742 return wpa_driver_nl80211_drv_init(ctx, ifname, global_priv, 0, NULL,
1747 static int nl80211_register_frame(struct i802_bss *bss,
1748 struct nl_handle *nl_handle,
1749 u16 type, const u8 *match, size_t match_len)
1751 struct wpa_driver_nl80211_data *drv = bss->drv;
1757 wpa_snprintf_hex(buf, sizeof(buf), match, match_len);
1758 wpa_printf(MSG_DEBUG, "nl80211: Register frame type=0x%x (%s) nl_handle=%p match=%s",
1759 type, fc2str(type), nl_handle, buf);
1761 if (!(msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_REGISTER_ACTION)) ||
1762 nla_put_u16(msg, NL80211_ATTR_FRAME_TYPE, type) ||
1763 nla_put(msg, NL80211_ATTR_FRAME_MATCH, match_len, match)) {
1768 ret = send_and_recv(drv->global, nl_handle, msg, NULL, NULL);
1770 wpa_printf(MSG_DEBUG, "nl80211: Register frame command "
1771 "failed (type=%u): ret=%d (%s)",
1772 type, ret, strerror(-ret));
1773 wpa_hexdump(MSG_DEBUG, "nl80211: Register frame match",
1780 static int nl80211_alloc_mgmt_handle(struct i802_bss *bss)
1783 wpa_printf(MSG_DEBUG, "nl80211: Mgmt reporting "
1784 "already on! (nl_mgmt=%p)", bss->nl_mgmt);
1788 bss->nl_mgmt = nl_create_handle(bss->nl_cb, "mgmt");
1789 if (bss->nl_mgmt == NULL)
1796 static void nl80211_mgmt_handle_register_eloop(struct i802_bss *bss)
1798 nl80211_register_eloop_read(&bss->nl_mgmt,
1799 wpa_driver_nl80211_event_receive,
1804 static int nl80211_register_action_frame(struct i802_bss *bss,
1805 const u8 *match, size_t match_len)
1807 u16 type = (WLAN_FC_TYPE_MGMT << 2) | (WLAN_FC_STYPE_ACTION << 4);
1808 return nl80211_register_frame(bss, bss->nl_mgmt,
1809 type, match, match_len);
1813 static int nl80211_mgmt_subscribe_non_ap(struct i802_bss *bss)
1815 struct wpa_driver_nl80211_data *drv = bss->drv;
1818 if (nl80211_alloc_mgmt_handle(bss))
1820 wpa_printf(MSG_DEBUG, "nl80211: Subscribe to mgmt frames with non-AP "
1821 "handle %p", bss->nl_mgmt);
1823 if (drv->nlmode == NL80211_IFTYPE_ADHOC) {
1824 u16 type = (WLAN_FC_TYPE_MGMT << 2) | (WLAN_FC_STYPE_AUTH << 4);
1826 /* register for any AUTH message */
1827 nl80211_register_frame(bss, bss->nl_mgmt, type, NULL, 0);
1830 #ifdef CONFIG_INTERWORKING
1831 /* QoS Map Configure */
1832 if (nl80211_register_action_frame(bss, (u8 *) "\x01\x04", 2) < 0)
1834 #endif /* CONFIG_INTERWORKING */
1835 #if defined(CONFIG_P2P) || defined(CONFIG_INTERWORKING)
1836 /* GAS Initial Request */
1837 if (nl80211_register_action_frame(bss, (u8 *) "\x04\x0a", 2) < 0)
1839 /* GAS Initial Response */
1840 if (nl80211_register_action_frame(bss, (u8 *) "\x04\x0b", 2) < 0)
1842 /* GAS Comeback Request */
1843 if (nl80211_register_action_frame(bss, (u8 *) "\x04\x0c", 2) < 0)
1845 /* GAS Comeback Response */
1846 if (nl80211_register_action_frame(bss, (u8 *) "\x04\x0d", 2) < 0)
1848 /* Protected GAS Initial Request */
1849 if (nl80211_register_action_frame(bss, (u8 *) "\x09\x0a", 2) < 0)
1851 /* Protected GAS Initial Response */
1852 if (nl80211_register_action_frame(bss, (u8 *) "\x09\x0b", 2) < 0)
1854 /* Protected GAS Comeback Request */
1855 if (nl80211_register_action_frame(bss, (u8 *) "\x09\x0c", 2) < 0)
1857 /* Protected GAS Comeback Response */
1858 if (nl80211_register_action_frame(bss, (u8 *) "\x09\x0d", 2) < 0)
1860 #endif /* CONFIG_P2P || CONFIG_INTERWORKING */
1862 /* P2P Public Action */
1863 if (nl80211_register_action_frame(bss,
1864 (u8 *) "\x04\x09\x50\x6f\x9a\x09",
1868 if (nl80211_register_action_frame(bss,
1869 (u8 *) "\x7f\x50\x6f\x9a\x09",
1872 #endif /* CONFIG_P2P */
1873 #ifdef CONFIG_IEEE80211W
1874 /* SA Query Response */
1875 if (nl80211_register_action_frame(bss, (u8 *) "\x08\x01", 2) < 0)
1877 #endif /* CONFIG_IEEE80211W */
1879 if ((drv->capa.flags & WPA_DRIVER_FLAGS_TDLS_SUPPORT)) {
1880 /* TDLS Discovery Response */
1881 if (nl80211_register_action_frame(bss, (u8 *) "\x04\x0e", 2) <
1885 #endif /* CONFIG_TDLS */
1887 /* FST Action frames */
1888 if (nl80211_register_action_frame(bss, (u8 *) "\x12", 1) < 0)
1890 #endif /* CONFIG_FST */
1892 /* FT Action frames */
1893 if (nl80211_register_action_frame(bss, (u8 *) "\x06", 1) < 0)
1896 drv->capa.key_mgmt |= WPA_DRIVER_CAPA_KEY_MGMT_FT |
1897 WPA_DRIVER_CAPA_KEY_MGMT_FT_PSK;
1899 /* WNM - BSS Transition Management Request */
1900 if (nl80211_register_action_frame(bss, (u8 *) "\x0a\x07", 2) < 0)
1902 /* WNM-Sleep Mode Response */
1903 if (nl80211_register_action_frame(bss, (u8 *) "\x0a\x11", 2) < 0)
1907 /* WNM-Notification */
1908 if (nl80211_register_action_frame(bss, (u8 *) "\x0a\x1a", 2) < 0)
1910 #endif /* CONFIG_HS20 */
1912 /* WMM-AC ADDTS Response */
1913 if (nl80211_register_action_frame(bss, (u8 *) "\x11\x01", 2) < 0)
1917 if (nl80211_register_action_frame(bss, (u8 *) "\x11\x02", 2) < 0)
1920 /* Radio Measurement - Neighbor Report Response */
1921 if (nl80211_register_action_frame(bss, (u8 *) "\x05\x05", 2) < 0)
1924 /* Radio Measurement - Link Measurement Request */
1925 if ((drv->capa.rrm_flags & WPA_DRIVER_FLAGS_TX_POWER_INSERTION) &&
1926 (nl80211_register_action_frame(bss, (u8 *) "\x05\x02", 2) < 0))
1929 nl80211_mgmt_handle_register_eloop(bss);
1935 static int nl80211_mgmt_subscribe_mesh(struct i802_bss *bss)
1939 if (nl80211_alloc_mgmt_handle(bss))
1942 wpa_printf(MSG_DEBUG,
1943 "nl80211: Subscribe to mgmt frames with mesh handle %p",
1946 /* Auth frames for mesh SAE */
1947 if (nl80211_register_frame(bss, bss->nl_mgmt,
1948 (WLAN_FC_TYPE_MGMT << 2) |
1949 (WLAN_FC_STYPE_AUTH << 4),
1953 /* Mesh peering open */
1954 if (nl80211_register_action_frame(bss, (u8 *) "\x0f\x01", 2) < 0)
1956 /* Mesh peering confirm */
1957 if (nl80211_register_action_frame(bss, (u8 *) "\x0f\x02", 2) < 0)
1959 /* Mesh peering close */
1960 if (nl80211_register_action_frame(bss, (u8 *) "\x0f\x03", 2) < 0)
1963 nl80211_mgmt_handle_register_eloop(bss);
1969 static int nl80211_register_spurious_class3(struct i802_bss *bss)
1974 msg = nl80211_bss_msg(bss, 0, NL80211_CMD_UNEXPECTED_FRAME);
1975 ret = send_and_recv(bss->drv->global, bss->nl_mgmt, msg, NULL, NULL);
1977 wpa_printf(MSG_DEBUG, "nl80211: Register spurious class3 "
1978 "failed: ret=%d (%s)",
1979 ret, strerror(-ret));
1985 static int nl80211_mgmt_subscribe_ap(struct i802_bss *bss)
1987 static const int stypes[] = {
1989 WLAN_FC_STYPE_ASSOC_REQ,
1990 WLAN_FC_STYPE_REASSOC_REQ,
1991 WLAN_FC_STYPE_DISASSOC,
1992 WLAN_FC_STYPE_DEAUTH,
1993 WLAN_FC_STYPE_ACTION,
1994 WLAN_FC_STYPE_PROBE_REQ,
1995 /* Beacon doesn't work as mac80211 doesn't currently allow
1996 * it, but it wouldn't really be the right thing anyway as
1997 * it isn't per interface ... maybe just dump the scan
1998 * results periodically for OLBC?
2000 /* WLAN_FC_STYPE_BEACON, */
2004 if (nl80211_alloc_mgmt_handle(bss))
2006 wpa_printf(MSG_DEBUG, "nl80211: Subscribe to mgmt frames with AP "
2007 "handle %p", bss->nl_mgmt);
2009 for (i = 0; i < ARRAY_SIZE(stypes); i++) {
2010 if (nl80211_register_frame(bss, bss->nl_mgmt,
2011 (WLAN_FC_TYPE_MGMT << 2) |
2018 if (nl80211_register_spurious_class3(bss))
2021 if (nl80211_get_wiphy_data_ap(bss) == NULL)
2024 nl80211_mgmt_handle_register_eloop(bss);
2028 nl_destroy_handles(&bss->nl_mgmt);
2033 static int nl80211_mgmt_subscribe_ap_dev_sme(struct i802_bss *bss)
2035 if (nl80211_alloc_mgmt_handle(bss))
2037 wpa_printf(MSG_DEBUG, "nl80211: Subscribe to mgmt frames with AP "
2038 "handle %p (device SME)", bss->nl_mgmt);
2040 if (nl80211_register_frame(bss, bss->nl_mgmt,
2041 (WLAN_FC_TYPE_MGMT << 2) |
2042 (WLAN_FC_STYPE_ACTION << 4),
2046 nl80211_mgmt_handle_register_eloop(bss);
2050 nl_destroy_handles(&bss->nl_mgmt);
2055 static void nl80211_mgmt_unsubscribe(struct i802_bss *bss, const char *reason)
2057 if (bss->nl_mgmt == NULL)
2059 wpa_printf(MSG_DEBUG, "nl80211: Unsubscribe mgmt frames handle %p "
2060 "(%s)", bss->nl_mgmt, reason);
2061 nl80211_destroy_eloop_handle(&bss->nl_mgmt);
2063 nl80211_put_wiphy_data_ap(bss);
2067 static void wpa_driver_nl80211_send_rfkill(void *eloop_ctx, void *timeout_ctx)
2069 wpa_supplicant_event(timeout_ctx, EVENT_INTERFACE_DISABLED, NULL);
2073 static void nl80211_del_p2pdev(struct i802_bss *bss)
2078 msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_DEL_INTERFACE);
2079 ret = send_and_recv_msgs(bss->drv, msg, NULL, NULL);
2081 wpa_printf(MSG_DEBUG, "nl80211: Delete P2P Device %s (0x%llx): %s",
2082 bss->ifname, (long long unsigned int) bss->wdev_id,
2087 static int nl80211_set_p2pdev(struct i802_bss *bss, int start)
2092 msg = nl80211_cmd_msg(bss, 0, start ? NL80211_CMD_START_P2P_DEVICE :
2093 NL80211_CMD_STOP_P2P_DEVICE);
2094 ret = send_and_recv_msgs(bss->drv, msg, NULL, NULL);
2096 wpa_printf(MSG_DEBUG, "nl80211: %s P2P Device %s (0x%llx): %s",
2097 start ? "Start" : "Stop",
2098 bss->ifname, (long long unsigned int) bss->wdev_id,
2104 static int i802_set_iface_flags(struct i802_bss *bss, int up)
2106 enum nl80211_iftype nlmode;
2108 nlmode = nl80211_get_ifmode(bss);
2109 if (nlmode != NL80211_IFTYPE_P2P_DEVICE) {
2110 return linux_set_iface_flags(bss->drv->global->ioctl_sock,
2114 /* P2P Device has start/stop which is equivalent */
2115 return nl80211_set_p2pdev(bss, up);
2119 #ifdef CONFIG_TESTING_OPTIONS
2120 static int qca_vendor_test_cmd_handler(struct nl_msg *msg, void *arg)
2122 /* struct wpa_driver_nl80211_data *drv = arg; */
2123 struct nlattr *tb[NL80211_ATTR_MAX + 1];
2124 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
2127 wpa_printf(MSG_DEBUG,
2128 "nl80211: QCA vendor test command response received");
2130 nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
2131 genlmsg_attrlen(gnlh, 0), NULL);
2132 if (!tb[NL80211_ATTR_VENDOR_DATA]) {
2133 wpa_printf(MSG_DEBUG, "nl80211: No vendor data attribute");
2137 wpa_hexdump(MSG_DEBUG,
2138 "nl80211: Received QCA vendor test command response",
2139 nla_data(tb[NL80211_ATTR_VENDOR_DATA]),
2140 nla_len(tb[NL80211_ATTR_VENDOR_DATA]));
2144 #endif /* CONFIG_TESTING_OPTIONS */
2147 static void qca_vendor_test(struct wpa_driver_nl80211_data *drv)
2149 #ifdef CONFIG_TESTING_OPTIONS
2151 struct nlattr *params;
2154 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) ||
2155 nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) ||
2156 nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD,
2157 QCA_NL80211_VENDOR_SUBCMD_TEST) ||
2158 !(params = nla_nest_start(msg, NL80211_ATTR_VENDOR_DATA)) ||
2159 nla_put_u32(msg, QCA_WLAN_VENDOR_ATTR_TEST, 123)) {
2163 nla_nest_end(msg, params);
2165 ret = send_and_recv_msgs(drv, msg, qca_vendor_test_cmd_handler, drv);
2166 wpa_printf(MSG_DEBUG,
2167 "nl80211: QCA vendor test command returned %d (%s)",
2168 ret, strerror(-ret));
2169 #endif /* CONFIG_TESTING_OPTIONS */
2174 wpa_driver_nl80211_finish_drv_init(struct wpa_driver_nl80211_data *drv,
2175 const u8 *set_addr, int first,
2176 const char *driver_params)
2178 struct i802_bss *bss = drv->first_bss;
2179 int send_rfkill_event = 0;
2180 enum nl80211_iftype nlmode;
2182 drv->ifindex = if_nametoindex(bss->ifname);
2183 bss->ifindex = drv->ifindex;
2184 bss->wdev_id = drv->global->if_add_wdevid;
2185 bss->wdev_id_set = drv->global->if_add_wdevid_set;
2187 bss->if_dynamic = drv->ifindex == drv->global->if_add_ifindex;
2188 bss->if_dynamic = bss->if_dynamic || drv->global->if_add_wdevid_set;
2189 drv->global->if_add_wdevid_set = 0;
2191 if (!bss->if_dynamic && nl80211_get_ifmode(bss) == NL80211_IFTYPE_AP)
2194 if (wpa_driver_nl80211_capa(drv))
2197 if (driver_params && nl80211_set_param(bss, driver_params) < 0)
2200 wpa_printf(MSG_DEBUG, "nl80211: interface %s in phy %s",
2201 bss->ifname, drv->phyname);
2204 (linux_set_iface_flags(drv->global->ioctl_sock, bss->ifname, 0) ||
2205 linux_set_ifhwaddr(drv->global->ioctl_sock, bss->ifname,
2209 if (first && nl80211_get_ifmode(bss) == NL80211_IFTYPE_AP)
2210 drv->start_mode_ap = 1;
2212 if (drv->hostapd || bss->static_ap)
2213 nlmode = NL80211_IFTYPE_AP;
2214 else if (bss->if_dynamic)
2215 nlmode = nl80211_get_ifmode(bss);
2217 nlmode = NL80211_IFTYPE_STATION;
2219 if (wpa_driver_nl80211_set_mode(bss, nlmode) < 0) {
2220 wpa_printf(MSG_ERROR, "nl80211: Could not configure driver mode");
2224 if (nlmode == NL80211_IFTYPE_P2P_DEVICE)
2225 nl80211_get_macaddr(bss);
2227 if (!rfkill_is_blocked(drv->rfkill)) {
2228 int ret = i802_set_iface_flags(bss, 1);
2230 wpa_printf(MSG_ERROR, "nl80211: Could not set "
2231 "interface '%s' UP", bss->ifname);
2235 if (is_p2p_net_interface(nlmode))
2236 nl80211_disable_11b_rates(bss->drv,
2237 bss->drv->ifindex, 1);
2239 if (nlmode == NL80211_IFTYPE_P2P_DEVICE)
2242 wpa_printf(MSG_DEBUG, "nl80211: Could not yet enable "
2243 "interface '%s' due to rfkill", bss->ifname);
2244 if (nlmode == NL80211_IFTYPE_P2P_DEVICE)
2246 drv->if_disabled = 1;
2247 send_rfkill_event = 1;
2251 netlink_send_oper_ifla(drv->global->netlink, drv->ifindex,
2252 1, IF_OPER_DORMANT);
2254 if (linux_get_ifhwaddr(drv->global->ioctl_sock, bss->ifname,
2257 os_memcpy(drv->perm_addr, bss->addr, ETH_ALEN);
2259 if (send_rfkill_event) {
2260 eloop_register_timeout(0, 0, wpa_driver_nl80211_send_rfkill,
2264 if (drv->vendor_cmd_test_avail)
2265 qca_vendor_test(drv);
2271 static int wpa_driver_nl80211_del_beacon(struct wpa_driver_nl80211_data *drv)
2275 wpa_printf(MSG_DEBUG, "nl80211: Remove beacon (ifindex=%d)",
2277 msg = nl80211_drv_msg(drv, 0, NL80211_CMD_DEL_BEACON);
2278 return send_and_recv_msgs(drv, msg, NULL, NULL);
2283 * wpa_driver_nl80211_deinit - Deinitialize nl80211 driver interface
2284 * @bss: Pointer to private nl80211 data from wpa_driver_nl80211_init()
2286 * Shut down driver interface and processing of driver events. Free
2287 * private data buffer if one was allocated in wpa_driver_nl80211_init().
2289 static void wpa_driver_nl80211_deinit(struct i802_bss *bss)
2291 struct wpa_driver_nl80211_data *drv = bss->drv;
2293 wpa_printf(MSG_INFO, "nl80211: deinit ifname=%s disabled_11b_rates=%d",
2294 bss->ifname, drv->disabled_11b_rates);
2297 if (drv->data_tx_status)
2298 eloop_unregister_read_sock(drv->eapol_tx_sock);
2299 if (drv->eapol_tx_sock >= 0)
2300 close(drv->eapol_tx_sock);
2303 wpa_driver_nl80211_probe_req_report(bss, 0);
2304 if (bss->added_if_into_bridge) {
2305 if (linux_br_del_if(drv->global->ioctl_sock, bss->brname,
2307 wpa_printf(MSG_INFO, "nl80211: Failed to remove "
2308 "interface %s from bridge %s: %s",
2309 bss->ifname, bss->brname, strerror(errno));
2311 nl80211_handle_destroy(drv->rtnl_sk);
2313 if (bss->added_bridge) {
2314 if (linux_set_iface_flags(drv->global->ioctl_sock, bss->brname,
2316 wpa_printf(MSG_INFO,
2317 "nl80211: Could not set bridge %s down",
2319 if (linux_br_del(drv->global->ioctl_sock, bss->brname) < 0)
2320 wpa_printf(MSG_INFO, "nl80211: Failed to remove "
2322 bss->brname, strerror(errno));
2325 nl80211_remove_monitor_interface(drv);
2327 if (is_ap_interface(drv->nlmode))
2328 wpa_driver_nl80211_del_beacon(drv);
2330 if (drv->eapol_sock >= 0) {
2331 eloop_unregister_read_sock(drv->eapol_sock);
2332 close(drv->eapol_sock);
2335 if (drv->if_indices != drv->default_if_indices)
2336 os_free(drv->if_indices);
2338 if (drv->disabled_11b_rates)
2339 nl80211_disable_11b_rates(drv, drv->ifindex, 0);
2341 netlink_send_oper_ifla(drv->global->netlink, drv->ifindex, 0,
2343 eloop_cancel_timeout(wpa_driver_nl80211_send_rfkill, drv, drv->ctx);
2344 rfkill_deinit(drv->rfkill);
2346 eloop_cancel_timeout(wpa_driver_nl80211_scan_timeout, drv, drv->ctx);
2348 if (!drv->start_iface_up)
2349 (void) i802_set_iface_flags(bss, 0);
2351 if (drv->addr_changed) {
2352 if (linux_set_iface_flags(drv->global->ioctl_sock, bss->ifname,
2354 wpa_printf(MSG_DEBUG,
2355 "nl80211: Could not set interface down to restore permanent MAC address");
2357 if (linux_set_ifhwaddr(drv->global->ioctl_sock, bss->ifname,
2358 drv->perm_addr) < 0) {
2359 wpa_printf(MSG_DEBUG,
2360 "nl80211: Could not restore permanent MAC address");
2364 if (drv->nlmode != NL80211_IFTYPE_P2P_DEVICE) {
2365 if (!drv->hostapd || !drv->start_mode_ap)
2366 wpa_driver_nl80211_set_mode(bss,
2367 NL80211_IFTYPE_STATION);
2368 nl80211_mgmt_unsubscribe(bss, "deinit");
2370 nl80211_mgmt_unsubscribe(bss, "deinit");
2371 nl80211_del_p2pdev(bss);
2374 nl80211_destroy_bss(drv->first_bss);
2376 os_free(drv->filter_ssids);
2378 os_free(drv->auth_ie);
2380 if (drv->in_interface_list)
2381 dl_list_del(&drv->list);
2383 os_free(drv->extended_capa);
2384 os_free(drv->extended_capa_mask);
2385 os_free(drv->first_bss);
2390 static u32 wpa_alg_to_cipher_suite(enum wpa_alg alg, size_t key_len)
2395 return WLAN_CIPHER_SUITE_WEP40;
2396 return WLAN_CIPHER_SUITE_WEP104;
2398 return WLAN_CIPHER_SUITE_TKIP;
2400 return WLAN_CIPHER_SUITE_CCMP;
2402 return WLAN_CIPHER_SUITE_GCMP;
2403 case WPA_ALG_CCMP_256:
2404 return WLAN_CIPHER_SUITE_CCMP_256;
2405 case WPA_ALG_GCMP_256:
2406 return WLAN_CIPHER_SUITE_GCMP_256;
2408 return WLAN_CIPHER_SUITE_AES_CMAC;
2409 case WPA_ALG_BIP_GMAC_128:
2410 return WLAN_CIPHER_SUITE_BIP_GMAC_128;
2411 case WPA_ALG_BIP_GMAC_256:
2412 return WLAN_CIPHER_SUITE_BIP_GMAC_256;
2413 case WPA_ALG_BIP_CMAC_256:
2414 return WLAN_CIPHER_SUITE_BIP_CMAC_256;
2416 return WLAN_CIPHER_SUITE_SMS4;
2418 return WLAN_CIPHER_SUITE_KRK;
2421 wpa_printf(MSG_ERROR, "nl80211: Unexpected encryption algorithm %d",
2426 wpa_printf(MSG_ERROR, "nl80211: Unsupported encryption algorithm %d",
2432 static u32 wpa_cipher_to_cipher_suite(unsigned int cipher)
2435 case WPA_CIPHER_CCMP_256:
2436 return WLAN_CIPHER_SUITE_CCMP_256;
2437 case WPA_CIPHER_GCMP_256:
2438 return WLAN_CIPHER_SUITE_GCMP_256;
2439 case WPA_CIPHER_CCMP:
2440 return WLAN_CIPHER_SUITE_CCMP;
2441 case WPA_CIPHER_GCMP:
2442 return WLAN_CIPHER_SUITE_GCMP;
2443 case WPA_CIPHER_TKIP:
2444 return WLAN_CIPHER_SUITE_TKIP;
2445 case WPA_CIPHER_WEP104:
2446 return WLAN_CIPHER_SUITE_WEP104;
2447 case WPA_CIPHER_WEP40:
2448 return WLAN_CIPHER_SUITE_WEP40;
2449 case WPA_CIPHER_GTK_NOT_USED:
2450 return WLAN_CIPHER_SUITE_NO_GROUP_ADDR;
2457 static int wpa_cipher_to_cipher_suites(unsigned int ciphers, u32 suites[],
2462 if (num_suites < max_suites && ciphers & WPA_CIPHER_CCMP_256)
2463 suites[num_suites++] = WLAN_CIPHER_SUITE_CCMP_256;
2464 if (num_suites < max_suites && ciphers & WPA_CIPHER_GCMP_256)
2465 suites[num_suites++] = WLAN_CIPHER_SUITE_GCMP_256;
2466 if (num_suites < max_suites && ciphers & WPA_CIPHER_CCMP)
2467 suites[num_suites++] = WLAN_CIPHER_SUITE_CCMP;
2468 if (num_suites < max_suites && ciphers & WPA_CIPHER_GCMP)
2469 suites[num_suites++] = WLAN_CIPHER_SUITE_GCMP;
2470 if (num_suites < max_suites && ciphers & WPA_CIPHER_TKIP)
2471 suites[num_suites++] = WLAN_CIPHER_SUITE_TKIP;
2472 if (num_suites < max_suites && ciphers & WPA_CIPHER_WEP104)
2473 suites[num_suites++] = WLAN_CIPHER_SUITE_WEP104;
2474 if (num_suites < max_suites && ciphers & WPA_CIPHER_WEP40)
2475 suites[num_suites++] = WLAN_CIPHER_SUITE_WEP40;
2481 #ifdef CONFIG_DRIVER_NL80211_QCA
2482 static int issue_key_mgmt_set_key(struct wpa_driver_nl80211_data *drv,
2483 const u8 *key, size_t key_len)
2488 if (!(drv->capa.flags & WPA_DRIVER_FLAGS_KEY_MGMT_OFFLOAD))
2491 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) ||
2492 nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) ||
2493 nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD,
2494 QCA_NL80211_VENDOR_SUBCMD_KEY_MGMT_SET_KEY) ||
2495 nla_put(msg, NL80211_ATTR_VENDOR_DATA, key_len, key)) {
2496 nl80211_nlmsg_clear(msg);
2500 ret = send_and_recv_msgs(drv, msg, NULL, (void *) -1);
2502 wpa_printf(MSG_DEBUG,
2503 "nl80211: Key management set key failed: ret=%d (%s)",
2504 ret, strerror(-ret));
2509 #endif /* CONFIG_DRIVER_NL80211_QCA */
2512 static int wpa_driver_nl80211_set_key(const char *ifname, struct i802_bss *bss,
2513 enum wpa_alg alg, const u8 *addr,
2514 int key_idx, int set_tx,
2515 const u8 *seq, size_t seq_len,
2516 const u8 *key, size_t key_len)
2518 struct wpa_driver_nl80211_data *drv = bss->drv;
2520 struct nl_msg *msg = NULL;
2524 /* Ignore for P2P Device */
2525 if (drv->nlmode == NL80211_IFTYPE_P2P_DEVICE)
2528 ifindex = if_nametoindex(ifname);
2529 wpa_printf(MSG_DEBUG, "%s: ifindex=%d (%s) alg=%d addr=%p key_idx=%d "
2530 "set_tx=%d seq_len=%lu key_len=%lu",
2531 __func__, ifindex, ifname, alg, addr, key_idx, set_tx,
2532 (unsigned long) seq_len, (unsigned long) key_len);
2534 if (key_idx == -1) {
2538 #endif /* CONFIG_TDLS */
2540 #ifdef CONFIG_DRIVER_NL80211_QCA
2541 if (alg == WPA_ALG_PMK &&
2542 (drv->capa.flags & WPA_DRIVER_FLAGS_KEY_MGMT_OFFLOAD)) {
2543 wpa_printf(MSG_DEBUG, "%s: calling issue_key_mgmt_set_key",
2545 ret = issue_key_mgmt_set_key(drv, key, key_len);
2548 #endif /* CONFIG_DRIVER_NL80211_QCA */
2550 if (alg == WPA_ALG_NONE) {
2551 msg = nl80211_ifindex_msg(drv, ifindex, 0, NL80211_CMD_DEL_KEY);
2557 suite = wpa_alg_to_cipher_suite(alg, key_len);
2560 msg = nl80211_ifindex_msg(drv, ifindex, 0, NL80211_CMD_NEW_KEY);
2562 nla_put(msg, NL80211_ATTR_KEY_DATA, key_len, key) ||
2563 nla_put_u32(msg, NL80211_ATTR_KEY_CIPHER, suite))
2565 wpa_hexdump_key(MSG_DEBUG, "nl80211: KEY_DATA", key, key_len);
2568 if (seq && seq_len) {
2569 if (nla_put(msg, NL80211_ATTR_KEY_SEQ, seq_len, seq))
2571 wpa_hexdump(MSG_DEBUG, "nl80211: KEY_SEQ", seq, seq_len);
2574 if (addr && !is_broadcast_ether_addr(addr)) {
2575 wpa_printf(MSG_DEBUG, " addr=" MACSTR, MAC2STR(addr));
2576 if (nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr))
2579 if (alg != WPA_ALG_WEP && key_idx && !set_tx) {
2580 wpa_printf(MSG_DEBUG, " RSN IBSS RX GTK");
2581 if (nla_put_u32(msg, NL80211_ATTR_KEY_TYPE,
2582 NL80211_KEYTYPE_GROUP))
2585 } else if (addr && is_broadcast_ether_addr(addr)) {
2586 struct nlattr *types;
2588 wpa_printf(MSG_DEBUG, " broadcast key");
2590 types = nla_nest_start(msg, NL80211_ATTR_KEY_DEFAULT_TYPES);
2592 nla_put_flag(msg, NL80211_KEY_DEFAULT_TYPE_MULTICAST))
2594 nla_nest_end(msg, types);
2596 if (nla_put_u8(msg, NL80211_ATTR_KEY_IDX, key_idx))
2599 ret = send_and_recv_msgs(drv, msg, NULL, key ? (void *) -1 : NULL);
2600 if ((ret == -ENOENT || ret == -ENOLINK) && alg == WPA_ALG_NONE)
2603 wpa_printf(MSG_DEBUG, "nl80211: set_key failed; err=%d %s)",
2604 ret, strerror(-ret));
2607 * If we failed or don't need to set the default TX key (below),
2610 if (ret || !set_tx || alg == WPA_ALG_NONE || tdls)
2612 if (is_ap_interface(drv->nlmode) && addr &&
2613 !is_broadcast_ether_addr(addr))
2616 msg = nl80211_ifindex_msg(drv, ifindex, 0, NL80211_CMD_SET_KEY);
2618 nla_put_u8(msg, NL80211_ATTR_KEY_IDX, key_idx) ||
2619 nla_put_flag(msg, (alg == WPA_ALG_IGTK ||
2620 alg == WPA_ALG_BIP_GMAC_128 ||
2621 alg == WPA_ALG_BIP_GMAC_256 ||
2622 alg == WPA_ALG_BIP_CMAC_256) ?
2623 NL80211_ATTR_KEY_DEFAULT_MGMT :
2624 NL80211_ATTR_KEY_DEFAULT))
2626 if (addr && is_broadcast_ether_addr(addr)) {
2627 struct nlattr *types;
2629 types = nla_nest_start(msg, NL80211_ATTR_KEY_DEFAULT_TYPES);
2631 nla_put_flag(msg, NL80211_KEY_DEFAULT_TYPE_MULTICAST))
2633 nla_nest_end(msg, types);
2635 struct nlattr *types;
2637 types = nla_nest_start(msg, NL80211_ATTR_KEY_DEFAULT_TYPES);
2639 nla_put_flag(msg, NL80211_KEY_DEFAULT_TYPE_UNICAST))
2641 nla_nest_end(msg, types);
2644 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
2648 wpa_printf(MSG_DEBUG, "nl80211: set_key default failed; "
2649 "err=%d %s)", ret, strerror(-ret));
2653 nl80211_nlmsg_clear(msg);
2659 static int nl_add_key(struct nl_msg *msg, enum wpa_alg alg,
2660 int key_idx, int defkey,
2661 const u8 *seq, size_t seq_len,
2662 const u8 *key, size_t key_len)
2664 struct nlattr *key_attr = nla_nest_start(msg, NL80211_ATTR_KEY);
2670 suite = wpa_alg_to_cipher_suite(alg, key_len);
2674 if (defkey && alg == WPA_ALG_IGTK) {
2675 if (nla_put_flag(msg, NL80211_KEY_DEFAULT_MGMT))
2677 } else if (defkey) {
2678 if (nla_put_flag(msg, NL80211_KEY_DEFAULT))
2682 if (nla_put_u8(msg, NL80211_KEY_IDX, key_idx) ||
2683 nla_put_u32(msg, NL80211_KEY_CIPHER, suite) ||
2685 nla_put(msg, NL80211_KEY_SEQ, seq_len, seq)) ||
2686 nla_put(msg, NL80211_KEY_DATA, key_len, key))
2689 nla_nest_end(msg, key_attr);
2695 static int nl80211_set_conn_keys(struct wpa_driver_associate_params *params,
2699 struct nlattr *nl_keys, *nl_key;
2701 for (i = 0; i < 4; i++) {
2702 if (!params->wep_key[i])
2707 if (params->wps == WPS_MODE_PRIVACY)
2709 if (params->pairwise_suite &&
2710 params->pairwise_suite != WPA_CIPHER_NONE)
2716 if (nla_put_flag(msg, NL80211_ATTR_PRIVACY))
2719 nl_keys = nla_nest_start(msg, NL80211_ATTR_KEYS);
2723 for (i = 0; i < 4; i++) {
2724 if (!params->wep_key[i])
2727 nl_key = nla_nest_start(msg, i);
2729 nla_put(msg, NL80211_KEY_DATA, params->wep_key_len[i],
2730 params->wep_key[i]) ||
2731 nla_put_u32(msg, NL80211_KEY_CIPHER,
2732 params->wep_key_len[i] == 5 ?
2733 WLAN_CIPHER_SUITE_WEP40 :
2734 WLAN_CIPHER_SUITE_WEP104) ||
2735 nla_put_u8(msg, NL80211_KEY_IDX, i) ||
2736 (i == params->wep_tx_keyidx &&
2737 nla_put_flag(msg, NL80211_KEY_DEFAULT)))
2740 nla_nest_end(msg, nl_key);
2742 nla_nest_end(msg, nl_keys);
2748 int wpa_driver_nl80211_mlme(struct wpa_driver_nl80211_data *drv,
2749 const u8 *addr, int cmd, u16 reason_code,
2750 int local_state_change)
2755 if (!(msg = nl80211_drv_msg(drv, 0, cmd)) ||
2756 nla_put_u16(msg, NL80211_ATTR_REASON_CODE, reason_code) ||
2757 (addr && nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr)) ||
2758 (local_state_change &&
2759 nla_put_flag(msg, NL80211_ATTR_LOCAL_STATE_CHANGE))) {
2764 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
2766 wpa_dbg(drv->ctx, MSG_DEBUG,
2767 "nl80211: MLME command failed: reason=%u ret=%d (%s)",
2768 reason_code, ret, strerror(-ret));
2774 static int wpa_driver_nl80211_disconnect(struct wpa_driver_nl80211_data *drv,
2779 wpa_printf(MSG_DEBUG, "%s(reason_code=%d)", __func__, reason_code);
2780 nl80211_mark_disconnected(drv);
2781 /* Disconnect command doesn't need BSSID - it uses cached value */
2782 ret = wpa_driver_nl80211_mlme(drv, NULL, NL80211_CMD_DISCONNECT,
2785 * For locally generated disconnect, supplicant already generates a
2786 * DEAUTH event, so ignore the event from NL80211.
2788 drv->ignore_next_local_disconnect = ret == 0;
2794 static int wpa_driver_nl80211_deauthenticate(struct i802_bss *bss,
2795 const u8 *addr, int reason_code)
2797 struct wpa_driver_nl80211_data *drv = bss->drv;
2800 if (drv->nlmode == NL80211_IFTYPE_ADHOC) {
2801 nl80211_mark_disconnected(drv);
2802 return nl80211_leave_ibss(drv, 1);
2804 if (!(drv->capa.flags & WPA_DRIVER_FLAGS_SME))
2805 return wpa_driver_nl80211_disconnect(drv, reason_code);
2806 wpa_printf(MSG_DEBUG, "%s(addr=" MACSTR " reason_code=%d)",
2807 __func__, MAC2STR(addr), reason_code);
2808 nl80211_mark_disconnected(drv);
2809 ret = wpa_driver_nl80211_mlme(drv, addr, NL80211_CMD_DEAUTHENTICATE,
2812 * For locally generated deauthenticate, supplicant already generates a
2813 * DEAUTH event, so ignore the event from NL80211.
2815 drv->ignore_next_local_deauth = ret == 0;
2820 static void nl80211_copy_auth_params(struct wpa_driver_nl80211_data *drv,
2821 struct wpa_driver_auth_params *params)
2825 drv->auth_freq = params->freq;
2826 drv->auth_alg = params->auth_alg;
2827 drv->auth_wep_tx_keyidx = params->wep_tx_keyidx;
2828 drv->auth_local_state_change = params->local_state_change;
2829 drv->auth_p2p = params->p2p;
2832 os_memcpy(drv->auth_bssid_, params->bssid, ETH_ALEN);
2834 os_memset(drv->auth_bssid_, 0, ETH_ALEN);
2837 os_memcpy(drv->auth_ssid, params->ssid, params->ssid_len);
2838 drv->auth_ssid_len = params->ssid_len;
2840 drv->auth_ssid_len = 0;
2843 os_free(drv->auth_ie);
2844 drv->auth_ie = NULL;
2845 drv->auth_ie_len = 0;
2847 drv->auth_ie = os_malloc(params->ie_len);
2849 os_memcpy(drv->auth_ie, params->ie, params->ie_len);
2850 drv->auth_ie_len = params->ie_len;
2854 for (i = 0; i < 4; i++) {
2855 if (params->wep_key[i] && params->wep_key_len[i] &&
2856 params->wep_key_len[i] <= 16) {
2857 os_memcpy(drv->auth_wep_key[i], params->wep_key[i],
2858 params->wep_key_len[i]);
2859 drv->auth_wep_key_len[i] = params->wep_key_len[i];
2861 drv->auth_wep_key_len[i] = 0;
2866 static void nl80211_unmask_11b_rates(struct i802_bss *bss)
2868 struct wpa_driver_nl80211_data *drv = bss->drv;
2870 if (is_p2p_net_interface(drv->nlmode) || !drv->disabled_11b_rates)
2874 * Looks like we failed to unmask 11b rates previously. This could
2875 * happen, e.g., if the interface was down at the point in time when a
2876 * P2P group was terminated.
2878 wpa_printf(MSG_DEBUG,
2879 "nl80211: Interface %s mode is for non-P2P, but 11b rates were disabled - re-enable them",
2881 nl80211_disable_11b_rates(drv, drv->ifindex, 0);
2885 static int wpa_driver_nl80211_authenticate(
2886 struct i802_bss *bss, struct wpa_driver_auth_params *params)
2888 struct wpa_driver_nl80211_data *drv = bss->drv;
2891 enum nl80211_auth_type type;
2892 enum nl80211_iftype nlmode;
2896 nl80211_unmask_11b_rates(bss);
2898 is_retry = drv->retry_auth;
2899 drv->retry_auth = 0;
2900 drv->ignore_deauth_event = 0;
2902 nl80211_mark_disconnected(drv);
2903 os_memset(drv->auth_bssid, 0, ETH_ALEN);
2905 os_memcpy(drv->auth_attempt_bssid, params->bssid, ETH_ALEN);
2907 os_memset(drv->auth_attempt_bssid, 0, ETH_ALEN);
2908 /* FIX: IBSS mode */
2909 nlmode = params->p2p ?
2910 NL80211_IFTYPE_P2P_CLIENT : NL80211_IFTYPE_STATION;
2911 if (drv->nlmode != nlmode &&
2912 wpa_driver_nl80211_set_mode(bss, nlmode) < 0)
2916 wpa_printf(MSG_DEBUG, "nl80211: Authenticate (ifindex=%d)",
2919 msg = nl80211_drv_msg(drv, 0, NL80211_CMD_AUTHENTICATE);
2923 for (i = 0; i < 4; i++) {
2924 if (!params->wep_key[i])
2926 wpa_driver_nl80211_set_key(bss->ifname, bss, WPA_ALG_WEP,
2928 i == params->wep_tx_keyidx, NULL, 0,
2930 params->wep_key_len[i]);
2931 if (params->wep_tx_keyidx != i)
2933 if (nl_add_key(msg, WPA_ALG_WEP, i, 1, NULL, 0,
2934 params->wep_key[i], params->wep_key_len[i]))
2938 if (params->bssid) {
2939 wpa_printf(MSG_DEBUG, " * bssid=" MACSTR,
2940 MAC2STR(params->bssid));
2941 if (nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, params->bssid))
2945 wpa_printf(MSG_DEBUG, " * freq=%d", params->freq);
2946 if (nla_put_u32(msg, NL80211_ATTR_WIPHY_FREQ, params->freq))
2950 wpa_hexdump_ascii(MSG_DEBUG, " * SSID",
2951 params->ssid, params->ssid_len);
2952 if (nla_put(msg, NL80211_ATTR_SSID, params->ssid_len,
2956 wpa_hexdump(MSG_DEBUG, " * IEs", params->ie, params->ie_len);
2958 nla_put(msg, NL80211_ATTR_IE, params->ie_len, params->ie))
2960 if (params->sae_data) {
2961 wpa_hexdump(MSG_DEBUG, " * SAE data", params->sae_data,
2962 params->sae_data_len);
2963 if (nla_put(msg, NL80211_ATTR_SAE_DATA, params->sae_data_len,
2967 if (params->auth_alg & WPA_AUTH_ALG_OPEN)
2968 type = NL80211_AUTHTYPE_OPEN_SYSTEM;
2969 else if (params->auth_alg & WPA_AUTH_ALG_SHARED)
2970 type = NL80211_AUTHTYPE_SHARED_KEY;
2971 else if (params->auth_alg & WPA_AUTH_ALG_LEAP)
2972 type = NL80211_AUTHTYPE_NETWORK_EAP;
2973 else if (params->auth_alg & WPA_AUTH_ALG_FT)
2974 type = NL80211_AUTHTYPE_FT;
2975 else if (params->auth_alg & WPA_AUTH_ALG_SAE)
2976 type = NL80211_AUTHTYPE_SAE;
2979 wpa_printf(MSG_DEBUG, " * Auth Type %d", type);
2980 if (nla_put_u32(msg, NL80211_ATTR_AUTH_TYPE, type))
2982 if (params->local_state_change) {
2983 wpa_printf(MSG_DEBUG, " * Local state change only");
2984 if (nla_put_flag(msg, NL80211_ATTR_LOCAL_STATE_CHANGE))
2988 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
2991 wpa_dbg(drv->ctx, MSG_DEBUG,
2992 "nl80211: MLME command failed (auth): ret=%d (%s)",
2993 ret, strerror(-ret));
2995 if (ret == -EALREADY && count == 1 && params->bssid &&
2996 !params->local_state_change) {
2998 * mac80211 does not currently accept new
2999 * authentication if we are already authenticated. As a
3000 * workaround, force deauthentication and try again.
3002 wpa_printf(MSG_DEBUG, "nl80211: Retry authentication "
3003 "after forced deauthentication");
3004 drv->ignore_deauth_event = 1;
3005 wpa_driver_nl80211_deauthenticate(
3007 WLAN_REASON_PREV_AUTH_NOT_VALID);
3012 if (ret == -ENOENT && params->freq && !is_retry) {
3014 * cfg80211 has likely expired the BSS entry even
3015 * though it was previously available in our internal
3016 * BSS table. To recover quickly, start a single
3017 * channel scan on the specified channel.
3019 struct wpa_driver_scan_params scan;
3022 os_memset(&scan, 0, sizeof(scan));
3025 scan.ssids[0].ssid = params->ssid;
3026 scan.ssids[0].ssid_len = params->ssid_len;
3028 freqs[0] = params->freq;
3031 wpa_printf(MSG_DEBUG, "nl80211: Trigger single "
3032 "channel scan to refresh cfg80211 BSS "
3034 ret = wpa_driver_nl80211_scan(bss, &scan);
3036 nl80211_copy_auth_params(drv, params);
3037 drv->scan_for_auth = 1;
3039 } else if (is_retry) {
3041 * Need to indicate this with an event since the return
3042 * value from the retry is not delivered to core code.
3044 union wpa_event_data event;
3045 wpa_printf(MSG_DEBUG, "nl80211: Authentication retry "
3047 os_memset(&event, 0, sizeof(event));
3048 os_memcpy(event.timeout_event.addr, drv->auth_bssid_,
3050 wpa_supplicant_event(drv->ctx, EVENT_AUTH_TIMED_OUT,
3054 wpa_printf(MSG_DEBUG,
3055 "nl80211: Authentication request send successfully");
3064 int wpa_driver_nl80211_authenticate_retry(struct wpa_driver_nl80211_data *drv)
3066 struct wpa_driver_auth_params params;
3067 struct i802_bss *bss = drv->first_bss;
3070 wpa_printf(MSG_DEBUG, "nl80211: Try to authenticate again");
3072 os_memset(¶ms, 0, sizeof(params));
3073 params.freq = drv->auth_freq;
3074 params.auth_alg = drv->auth_alg;
3075 params.wep_tx_keyidx = drv->auth_wep_tx_keyidx;
3076 params.local_state_change = drv->auth_local_state_change;
3077 params.p2p = drv->auth_p2p;
3079 if (!is_zero_ether_addr(drv->auth_bssid_))
3080 params.bssid = drv->auth_bssid_;
3082 if (drv->auth_ssid_len) {
3083 params.ssid = drv->auth_ssid;
3084 params.ssid_len = drv->auth_ssid_len;
3087 params.ie = drv->auth_ie;
3088 params.ie_len = drv->auth_ie_len;
3090 for (i = 0; i < 4; i++) {
3091 if (drv->auth_wep_key_len[i]) {
3092 params.wep_key[i] = drv->auth_wep_key[i];
3093 params.wep_key_len[i] = drv->auth_wep_key_len[i];
3097 drv->retry_auth = 1;
3098 return wpa_driver_nl80211_authenticate(bss, ¶ms);
3102 static int wpa_driver_nl80211_send_frame(struct i802_bss *bss,
3103 const void *data, size_t len,
3104 int encrypt, int noack,
3105 unsigned int freq, int no_cck,
3106 int offchanok, unsigned int wait_time,
3107 const u16 *csa_offs,
3108 size_t csa_offs_len)
3110 struct wpa_driver_nl80211_data *drv = bss->drv;
3114 if (freq == 0 && drv->nlmode == NL80211_IFTYPE_ADHOC) {
3115 freq = nl80211_get_assoc_freq(drv);
3116 wpa_printf(MSG_DEBUG,
3117 "nl80211: send_frame - Use assoc_freq=%u for IBSS",
3121 wpa_printf(MSG_DEBUG, "nl80211: send_frame - Use bss->freq=%u",
3126 if (drv->use_monitor) {
3127 wpa_printf(MSG_DEBUG, "nl80211: send_frame(freq=%u bss->freq=%u) -> send_monitor",
3129 return nl80211_send_monitor(drv, data, len, encrypt, noack);
3132 wpa_printf(MSG_DEBUG, "nl80211: send_frame -> send_frame_cmd");
3133 res = nl80211_send_frame_cmd(bss, freq, wait_time, data, len,
3134 &cookie, no_cck, noack, offchanok,
3135 csa_offs, csa_offs_len);
3136 if (res == 0 && !noack) {
3137 const struct ieee80211_mgmt *mgmt;
3140 mgmt = (const struct ieee80211_mgmt *) data;
3141 fc = le_to_host16(mgmt->frame_control);
3142 if (WLAN_FC_GET_TYPE(fc) == WLAN_FC_TYPE_MGMT &&
3143 WLAN_FC_GET_STYPE(fc) == WLAN_FC_STYPE_ACTION) {
3144 wpa_printf(MSG_MSGDUMP,
3145 "nl80211: Update send_action_cookie from 0x%llx to 0x%llx",
3146 (long long unsigned int)
3147 drv->send_action_cookie,
3148 (long long unsigned int) cookie);
3149 drv->send_action_cookie = cookie;
3157 static int wpa_driver_nl80211_send_mlme(struct i802_bss *bss, const u8 *data,
3158 size_t data_len, int noack,
3159 unsigned int freq, int no_cck,
3161 unsigned int wait_time,
3162 const u16 *csa_offs,
3163 size_t csa_offs_len)
3165 struct wpa_driver_nl80211_data *drv = bss->drv;
3166 struct ieee80211_mgmt *mgmt;
3170 mgmt = (struct ieee80211_mgmt *) data;
3171 fc = le_to_host16(mgmt->frame_control);
3172 wpa_printf(MSG_DEBUG, "nl80211: send_mlme - da= " MACSTR
3173 " noack=%d freq=%u no_cck=%d offchanok=%d wait_time=%u fc=0x%x (%s) nlmode=%d",
3174 MAC2STR(mgmt->da), noack, freq, no_cck, offchanok, wait_time,
3175 fc, fc2str(fc), drv->nlmode);
3177 if ((is_sta_interface(drv->nlmode) ||
3178 drv->nlmode == NL80211_IFTYPE_P2P_DEVICE) &&
3179 WLAN_FC_GET_TYPE(fc) == WLAN_FC_TYPE_MGMT &&
3180 WLAN_FC_GET_STYPE(fc) == WLAN_FC_STYPE_PROBE_RESP) {
3182 * The use of last_mgmt_freq is a bit of a hack,
3183 * but it works due to the single-threaded nature
3184 * of wpa_supplicant.
3187 wpa_printf(MSG_DEBUG, "nl80211: Use last_mgmt_freq=%d",
3188 drv->last_mgmt_freq);
3189 freq = drv->last_mgmt_freq;
3191 return nl80211_send_frame_cmd(bss, freq, 0,
3192 data, data_len, NULL, 1, noack,
3193 1, csa_offs, csa_offs_len);
3196 if (drv->device_ap_sme && is_ap_interface(drv->nlmode)) {
3198 wpa_printf(MSG_DEBUG, "nl80211: Use bss->freq=%d",
3202 return nl80211_send_frame_cmd(bss, freq,
3203 (int) freq == bss->freq ? 0 :
3206 &drv->send_action_cookie,
3207 no_cck, noack, offchanok,
3208 csa_offs, csa_offs_len);
3211 if (WLAN_FC_GET_TYPE(fc) == WLAN_FC_TYPE_MGMT &&
3212 WLAN_FC_GET_STYPE(fc) == WLAN_FC_STYPE_AUTH) {
3214 * Only one of the authentication frame types is encrypted.
3215 * In order for static WEP encryption to work properly (i.e.,
3216 * to not encrypt the frame), we need to tell mac80211 about
3217 * the frames that must not be encrypted.
3219 u16 auth_alg = le_to_host16(mgmt->u.auth.auth_alg);
3220 u16 auth_trans = le_to_host16(mgmt->u.auth.auth_transaction);
3221 if (auth_alg != WLAN_AUTH_SHARED_KEY || auth_trans != 3)
3225 wpa_printf(MSG_DEBUG, "nl80211: send_mlme -> send_frame");
3226 return wpa_driver_nl80211_send_frame(bss, data, data_len, encrypt,
3227 noack, freq, no_cck, offchanok,
3228 wait_time, csa_offs,
3233 static int nl80211_put_basic_rates(struct nl_msg *msg, const int *basic_rates)
3235 u8 rates[NL80211_MAX_SUPP_RATES];
3242 for (i = 0; i < NL80211_MAX_SUPP_RATES && basic_rates[i] >= 0; i++)
3243 rates[rates_len++] = basic_rates[i] / 5;
3245 return nla_put(msg, NL80211_ATTR_BSS_BASIC_RATES, rates_len, rates);
3249 static int nl80211_set_bss(struct i802_bss *bss, int cts, int preamble,
3250 int slot, int ht_opmode, int ap_isolate,
3251 const int *basic_rates)
3253 struct wpa_driver_nl80211_data *drv = bss->drv;
3256 if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_SET_BSS)) ||
3258 nla_put_u8(msg, NL80211_ATTR_BSS_CTS_PROT, cts)) ||
3260 nla_put_u8(msg, NL80211_ATTR_BSS_SHORT_PREAMBLE, preamble)) ||
3262 nla_put_u8(msg, NL80211_ATTR_BSS_SHORT_SLOT_TIME, slot)) ||
3264 nla_put_u16(msg, NL80211_ATTR_BSS_HT_OPMODE, ht_opmode)) ||
3266 nla_put_u8(msg, NL80211_ATTR_AP_ISOLATE, ap_isolate)) ||
3267 nl80211_put_basic_rates(msg, basic_rates)) {
3272 return send_and_recv_msgs(drv, msg, NULL, NULL);
3276 static int wpa_driver_nl80211_set_acl(void *priv,
3277 struct hostapd_acl_params *params)
3279 struct i802_bss *bss = priv;
3280 struct wpa_driver_nl80211_data *drv = bss->drv;
3286 if (!(drv->capa.max_acl_mac_addrs))
3289 if (params->num_mac_acl > drv->capa.max_acl_mac_addrs)
3292 wpa_printf(MSG_DEBUG, "nl80211: Set %s ACL (num_mac_acl=%u)",
3293 params->acl_policy ? "Accept" : "Deny", params->num_mac_acl);
3295 acl = nlmsg_alloc();
3298 for (i = 0; i < params->num_mac_acl; i++) {
3299 if (nla_put(acl, i + 1, ETH_ALEN, params->mac_acl[i].addr)) {
3305 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_SET_MAC_ACL)) ||
3306 nla_put_u32(msg, NL80211_ATTR_ACL_POLICY, params->acl_policy ?
3307 NL80211_ACL_POLICY_DENY_UNLESS_LISTED :
3308 NL80211_ACL_POLICY_ACCEPT_UNLESS_LISTED) ||
3309 nla_put_nested(msg, NL80211_ATTR_MAC_ADDRS, acl)) {
3316 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
3318 wpa_printf(MSG_DEBUG, "nl80211: Failed to set MAC ACL: %d (%s)",
3319 ret, strerror(-ret));
3326 static int nl80211_put_beacon_int(struct nl_msg *msg, int beacon_int)
3328 if (beacon_int > 0) {
3329 wpa_printf(MSG_DEBUG, " * beacon_int=%d", beacon_int);
3330 return nla_put_u32(msg, NL80211_ATTR_BEACON_INTERVAL,
3338 static int wpa_driver_nl80211_set_ap(void *priv,
3339 struct wpa_driver_ap_params *params)
3341 struct i802_bss *bss = priv;
3342 struct wpa_driver_nl80211_data *drv = bss->drv;
3344 u8 cmd = NL80211_CMD_NEW_BEACON;
3349 u32 suites[10], suite;
3352 beacon_set = params->reenable ? 0 : bss->beacon_set;
3354 wpa_printf(MSG_DEBUG, "nl80211: Set beacon (beacon_set=%d)",
3357 cmd = NL80211_CMD_SET_BEACON;
3359 wpa_hexdump(MSG_DEBUG, "nl80211: Beacon head",
3360 params->head, params->head_len);
3361 wpa_hexdump(MSG_DEBUG, "nl80211: Beacon tail",
3362 params->tail, params->tail_len);
3363 wpa_printf(MSG_DEBUG, "nl80211: ifindex=%d", bss->ifindex);
3364 wpa_printf(MSG_DEBUG, "nl80211: beacon_int=%d", params->beacon_int);
3365 wpa_printf(MSG_DEBUG, "nl80211: dtim_period=%d", params->dtim_period);
3366 wpa_hexdump_ascii(MSG_DEBUG, "nl80211: ssid",
3367 params->ssid, params->ssid_len);
3368 if (!(msg = nl80211_bss_msg(bss, 0, cmd)) ||
3369 nla_put(msg, NL80211_ATTR_BEACON_HEAD, params->head_len,
3371 nla_put(msg, NL80211_ATTR_BEACON_TAIL, params->tail_len,
3373 nl80211_put_beacon_int(msg, params->beacon_int) ||
3374 nla_put_u32(msg, NL80211_ATTR_DTIM_PERIOD, params->dtim_period) ||
3375 nla_put(msg, NL80211_ATTR_SSID, params->ssid_len, params->ssid))
3377 if (params->proberesp && params->proberesp_len) {
3378 wpa_hexdump(MSG_DEBUG, "nl80211: proberesp (offload)",
3379 params->proberesp, params->proberesp_len);
3380 if (nla_put(msg, NL80211_ATTR_PROBE_RESP, params->proberesp_len,
3384 switch (params->hide_ssid) {
3385 case NO_SSID_HIDING:
3386 wpa_printf(MSG_DEBUG, "nl80211: hidden SSID not in use");
3387 if (nla_put_u32(msg, NL80211_ATTR_HIDDEN_SSID,
3388 NL80211_HIDDEN_SSID_NOT_IN_USE))
3391 case HIDDEN_SSID_ZERO_LEN:
3392 wpa_printf(MSG_DEBUG, "nl80211: hidden SSID zero len");
3393 if (nla_put_u32(msg, NL80211_ATTR_HIDDEN_SSID,
3394 NL80211_HIDDEN_SSID_ZERO_LEN))
3397 case HIDDEN_SSID_ZERO_CONTENTS:
3398 wpa_printf(MSG_DEBUG, "nl80211: hidden SSID zero contents");
3399 if (nla_put_u32(msg, NL80211_ATTR_HIDDEN_SSID,
3400 NL80211_HIDDEN_SSID_ZERO_CONTENTS))
3404 wpa_printf(MSG_DEBUG, "nl80211: privacy=%d", params->privacy);
3405 if (params->privacy &&
3406 nla_put_flag(msg, NL80211_ATTR_PRIVACY))
3408 wpa_printf(MSG_DEBUG, "nl80211: auth_algs=0x%x", params->auth_algs);
3409 if ((params->auth_algs & (WPA_AUTH_ALG_OPEN | WPA_AUTH_ALG_SHARED)) ==
3410 (WPA_AUTH_ALG_OPEN | WPA_AUTH_ALG_SHARED)) {
3411 /* Leave out the attribute */
3412 } else if (params->auth_algs & WPA_AUTH_ALG_SHARED) {
3413 if (nla_put_u32(msg, NL80211_ATTR_AUTH_TYPE,
3414 NL80211_AUTHTYPE_SHARED_KEY))
3417 if (nla_put_u32(msg, NL80211_ATTR_AUTH_TYPE,
3418 NL80211_AUTHTYPE_OPEN_SYSTEM))
3422 wpa_printf(MSG_DEBUG, "nl80211: wpa_version=0x%x", params->wpa_version);
3424 if (params->wpa_version & WPA_PROTO_WPA)
3425 ver |= NL80211_WPA_VERSION_1;
3426 if (params->wpa_version & WPA_PROTO_RSN)
3427 ver |= NL80211_WPA_VERSION_2;
3429 nla_put_u32(msg, NL80211_ATTR_WPA_VERSIONS, ver))
3432 wpa_printf(MSG_DEBUG, "nl80211: key_mgmt_suites=0x%x",
3433 params->key_mgmt_suites);
3435 if (params->key_mgmt_suites & WPA_KEY_MGMT_IEEE8021X)
3436 suites[num_suites++] = WLAN_AKM_SUITE_8021X;
3437 if (params->key_mgmt_suites & WPA_KEY_MGMT_PSK)
3438 suites[num_suites++] = WLAN_AKM_SUITE_PSK;
3440 nla_put(msg, NL80211_ATTR_AKM_SUITES, num_suites * sizeof(u32),
3444 if (params->key_mgmt_suites & WPA_KEY_MGMT_IEEE8021X_NO_WPA &&
3445 params->pairwise_ciphers & (WPA_CIPHER_WEP104 | WPA_CIPHER_WEP40) &&
3446 nla_put_flag(msg, NL80211_ATTR_CONTROL_PORT_NO_ENCRYPT))
3449 wpa_printf(MSG_DEBUG, "nl80211: pairwise_ciphers=0x%x",
3450 params->pairwise_ciphers);
3451 num_suites = wpa_cipher_to_cipher_suites(params->pairwise_ciphers,
3452 suites, ARRAY_SIZE(suites));
3454 nla_put(msg, NL80211_ATTR_CIPHER_SUITES_PAIRWISE,
3455 num_suites * sizeof(u32), suites))
3458 wpa_printf(MSG_DEBUG, "nl80211: group_cipher=0x%x",
3459 params->group_cipher);
3460 suite = wpa_cipher_to_cipher_suite(params->group_cipher);
3462 nla_put_u32(msg, NL80211_ATTR_CIPHER_SUITE_GROUP, suite))
3465 switch (params->smps_mode) {
3466 case HT_CAP_INFO_SMPS_DYNAMIC:
3467 wpa_printf(MSG_DEBUG, "nl80211: SMPS mode - dynamic");
3468 smps_mode = NL80211_SMPS_DYNAMIC;
3470 case HT_CAP_INFO_SMPS_STATIC:
3471 wpa_printf(MSG_DEBUG, "nl80211: SMPS mode - static");
3472 smps_mode = NL80211_SMPS_STATIC;
3475 /* invalid - fallback to smps off */
3476 case HT_CAP_INFO_SMPS_DISABLED:
3477 wpa_printf(MSG_DEBUG, "nl80211: SMPS mode - off");
3478 smps_mode = NL80211_SMPS_OFF;
3481 if (nla_put_u32(msg, NL80211_ATTR_SMPS_MODE, smps_mode))
3484 if (params->beacon_ies) {
3485 wpa_hexdump_buf(MSG_DEBUG, "nl80211: beacon_ies",
3486 params->beacon_ies);
3487 if (nla_put(msg, NL80211_ATTR_IE,
3488 wpabuf_len(params->beacon_ies),
3489 wpabuf_head(params->beacon_ies)))
3492 if (params->proberesp_ies) {
3493 wpa_hexdump_buf(MSG_DEBUG, "nl80211: proberesp_ies",
3494 params->proberesp_ies);
3495 if (nla_put(msg, NL80211_ATTR_IE_PROBE_RESP,
3496 wpabuf_len(params->proberesp_ies),
3497 wpabuf_head(params->proberesp_ies)))
3500 if (params->assocresp_ies) {
3501 wpa_hexdump_buf(MSG_DEBUG, "nl80211: assocresp_ies",
3502 params->assocresp_ies);
3503 if (nla_put(msg, NL80211_ATTR_IE_ASSOC_RESP,
3504 wpabuf_len(params->assocresp_ies),
3505 wpabuf_head(params->assocresp_ies)))
3509 if (drv->capa.flags & WPA_DRIVER_FLAGS_INACTIVITY_TIMER) {
3510 wpa_printf(MSG_DEBUG, "nl80211: ap_max_inactivity=%d",
3511 params->ap_max_inactivity);
3512 if (nla_put_u16(msg, NL80211_ATTR_INACTIVITY_TIMEOUT,
3513 params->ap_max_inactivity))
3518 if (params->p2p_go_ctwindow > 0) {
3519 if (drv->p2p_go_ctwindow_supported) {
3520 wpa_printf(MSG_DEBUG, "nl80211: P2P GO ctwindow=%d",
3521 params->p2p_go_ctwindow);
3522 if (nla_put_u8(msg, NL80211_ATTR_P2P_CTWINDOW,
3523 params->p2p_go_ctwindow))
3526 wpa_printf(MSG_INFO,
3527 "nl80211: Driver does not support CTWindow configuration - ignore this parameter");
3530 #endif /* CONFIG_P2P */
3532 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
3534 wpa_printf(MSG_DEBUG, "nl80211: Beacon set failed: %d (%s)",
3535 ret, strerror(-ret));
3537 bss->beacon_set = 1;
3538 nl80211_set_bss(bss, params->cts_protect, params->preamble,
3539 params->short_slot_time, params->ht_opmode,
3540 params->isolate, params->basic_rates);
3541 if (beacon_set && params->freq &&
3542 params->freq->bandwidth != bss->bandwidth) {
3543 wpa_printf(MSG_DEBUG,
3544 "nl80211: Update BSS %s bandwidth: %d -> %d",
3545 bss->ifname, bss->bandwidth,
3546 params->freq->bandwidth);
3547 ret = nl80211_set_channel(bss, params->freq, 1);
3549 wpa_printf(MSG_DEBUG,
3550 "nl80211: Frequency set failed: %d (%s)",
3551 ret, strerror(-ret));
3553 wpa_printf(MSG_DEBUG,
3554 "nl80211: Frequency set succeeded for ht2040 coex");
3555 bss->bandwidth = params->freq->bandwidth;
3557 } else if (!beacon_set) {
3559 * cfg80211 updates the driver on frequence change in AP
3560 * mode only at the point when beaconing is started, so
3561 * set the initial value here.
3563 bss->bandwidth = params->freq->bandwidth;
3573 static int nl80211_put_freq_params(struct nl_msg *msg,
3574 const struct hostapd_freq_params *freq)
3576 wpa_printf(MSG_DEBUG, " * freq=%d", freq->freq);
3577 if (nla_put_u32(msg, NL80211_ATTR_WIPHY_FREQ, freq->freq))
3580 wpa_printf(MSG_DEBUG, " * vht_enabled=%d", freq->vht_enabled);
3581 wpa_printf(MSG_DEBUG, " * ht_enabled=%d", freq->ht_enabled);
3583 if (freq->vht_enabled) {
3584 enum nl80211_chan_width cw;
3586 wpa_printf(MSG_DEBUG, " * bandwidth=%d", freq->bandwidth);
3587 switch (freq->bandwidth) {
3589 cw = NL80211_CHAN_WIDTH_20;
3592 cw = NL80211_CHAN_WIDTH_40;
3595 if (freq->center_freq2)
3596 cw = NL80211_CHAN_WIDTH_80P80;
3598 cw = NL80211_CHAN_WIDTH_80;
3601 cw = NL80211_CHAN_WIDTH_160;
3607 wpa_printf(MSG_DEBUG, " * channel_width=%d", cw);
3608 wpa_printf(MSG_DEBUG, " * center_freq1=%d",
3609 freq->center_freq1);
3610 wpa_printf(MSG_DEBUG, " * center_freq2=%d",
3611 freq->center_freq2);
3612 if (nla_put_u32(msg, NL80211_ATTR_CHANNEL_WIDTH, cw) ||
3613 nla_put_u32(msg, NL80211_ATTR_CENTER_FREQ1,
3614 freq->center_freq1) ||
3615 (freq->center_freq2 &&
3616 nla_put_u32(msg, NL80211_ATTR_CENTER_FREQ2,
3617 freq->center_freq2)))
3619 } else if (freq->ht_enabled) {
3620 enum nl80211_channel_type ct;
3622 wpa_printf(MSG_DEBUG, " * sec_channel_offset=%d",
3623 freq->sec_channel_offset);
3624 switch (freq->sec_channel_offset) {
3626 ct = NL80211_CHAN_HT40MINUS;
3629 ct = NL80211_CHAN_HT40PLUS;
3632 ct = NL80211_CHAN_HT20;
3636 wpa_printf(MSG_DEBUG, " * channel_type=%d", ct);
3637 if (nla_put_u32(msg, NL80211_ATTR_WIPHY_CHANNEL_TYPE, ct))
3644 static int nl80211_set_channel(struct i802_bss *bss,
3645 struct hostapd_freq_params *freq, int set_chan)
3647 struct wpa_driver_nl80211_data *drv = bss->drv;
3651 wpa_printf(MSG_DEBUG,
3652 "nl80211: Set freq %d (ht_enabled=%d, vht_enabled=%d, bandwidth=%d MHz, cf1=%d MHz, cf2=%d MHz)",
3653 freq->freq, freq->ht_enabled, freq->vht_enabled,
3654 freq->bandwidth, freq->center_freq1, freq->center_freq2);
3656 msg = nl80211_drv_msg(drv, 0, set_chan ? NL80211_CMD_SET_CHANNEL :
3657 NL80211_CMD_SET_WIPHY);
3658 if (!msg || nl80211_put_freq_params(msg, freq) < 0) {
3663 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
3665 bss->freq = freq->freq;
3668 wpa_printf(MSG_DEBUG, "nl80211: Failed to set channel (freq=%d): "
3669 "%d (%s)", freq->freq, ret, strerror(-ret));
3674 static u32 sta_flags_nl80211(int flags)
3678 if (flags & WPA_STA_AUTHORIZED)
3679 f |= BIT(NL80211_STA_FLAG_AUTHORIZED);
3680 if (flags & WPA_STA_WMM)
3681 f |= BIT(NL80211_STA_FLAG_WME);
3682 if (flags & WPA_STA_SHORT_PREAMBLE)
3683 f |= BIT(NL80211_STA_FLAG_SHORT_PREAMBLE);
3684 if (flags & WPA_STA_MFP)
3685 f |= BIT(NL80211_STA_FLAG_MFP);
3686 if (flags & WPA_STA_TDLS_PEER)
3687 f |= BIT(NL80211_STA_FLAG_TDLS_PEER);
3688 if (flags & WPA_STA_AUTHENTICATED)
3689 f |= BIT(NL80211_STA_FLAG_AUTHENTICATED);
3696 static u32 sta_plink_state_nl80211(enum mesh_plink_state state)
3700 return NL80211_PLINK_LISTEN;
3701 case PLINK_OPEN_SENT:
3702 return NL80211_PLINK_OPN_SNT;
3703 case PLINK_OPEN_RCVD:
3704 return NL80211_PLINK_OPN_RCVD;
3705 case PLINK_CNF_RCVD:
3706 return NL80211_PLINK_CNF_RCVD;
3708 return NL80211_PLINK_ESTAB;
3710 return NL80211_PLINK_HOLDING;
3712 return NL80211_PLINK_BLOCKED;
3714 wpa_printf(MSG_ERROR, "nl80211: Invalid mesh plink state %d",
3719 #endif /* CONFIG_MESH */
3722 static int wpa_driver_nl80211_sta_add(void *priv,
3723 struct hostapd_sta_add_params *params)
3725 struct i802_bss *bss = priv;
3726 struct wpa_driver_nl80211_data *drv = bss->drv;
3728 struct nl80211_sta_flag_update upd;
3731 if ((params->flags & WPA_STA_TDLS_PEER) &&
3732 !(drv->capa.flags & WPA_DRIVER_FLAGS_TDLS_SUPPORT))
3735 wpa_printf(MSG_DEBUG, "nl80211: %s STA " MACSTR,
3736 params->set ? "Set" : "Add", MAC2STR(params->addr));
3737 msg = nl80211_bss_msg(bss, 0, params->set ? NL80211_CMD_SET_STATION :
3738 NL80211_CMD_NEW_STATION);
3739 if (!msg || nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, params->addr))
3742 if (!params->set || (params->flags & WPA_STA_TDLS_PEER)) {
3743 wpa_hexdump(MSG_DEBUG, " * supported rates",
3744 params->supp_rates, params->supp_rates_len);
3745 wpa_printf(MSG_DEBUG, " * capability=0x%x",
3746 params->capability);
3747 if (nla_put(msg, NL80211_ATTR_STA_SUPPORTED_RATES,
3748 params->supp_rates_len, params->supp_rates) ||
3749 nla_put_u16(msg, NL80211_ATTR_STA_CAPABILITY,
3750 params->capability))
3753 if (params->ht_capabilities) {
3754 wpa_hexdump(MSG_DEBUG, " * ht_capabilities",
3755 (u8 *) params->ht_capabilities,
3756 sizeof(*params->ht_capabilities));
3757 if (nla_put(msg, NL80211_ATTR_HT_CAPABILITY,
3758 sizeof(*params->ht_capabilities),
3759 params->ht_capabilities))
3763 if (params->vht_capabilities) {
3764 wpa_hexdump(MSG_DEBUG, " * vht_capabilities",
3765 (u8 *) params->vht_capabilities,
3766 sizeof(*params->vht_capabilities));
3767 if (nla_put(msg, NL80211_ATTR_VHT_CAPABILITY,
3768 sizeof(*params->vht_capabilities),
3769 params->vht_capabilities))
3773 if (params->ext_capab) {
3774 wpa_hexdump(MSG_DEBUG, " * ext_capab",
3775 params->ext_capab, params->ext_capab_len);
3776 if (nla_put(msg, NL80211_ATTR_STA_EXT_CAPABILITY,
3777 params->ext_capab_len, params->ext_capab))
3783 wpa_printf(MSG_DEBUG, " * aid=%u", params->aid);
3784 if (nla_put_u16(msg, NL80211_ATTR_STA_AID, params->aid))
3788 * cfg80211 validates that AID is non-zero, so we have
3789 * to make this a non-zero value for the TDLS case where
3790 * a dummy STA entry is used for now.
3792 wpa_printf(MSG_DEBUG, " * aid=1 (TDLS workaround)");
3793 if (nla_put_u16(msg, NL80211_ATTR_STA_AID, 1))
3796 wpa_printf(MSG_DEBUG, " * listen_interval=%u",
3797 params->listen_interval);
3798 if (nla_put_u16(msg, NL80211_ATTR_STA_LISTEN_INTERVAL,
3799 params->listen_interval))
3801 } else if (params->aid && (params->flags & WPA_STA_TDLS_PEER)) {
3802 wpa_printf(MSG_DEBUG, " * peer_aid=%u", params->aid);
3803 if (nla_put_u16(msg, NL80211_ATTR_PEER_AID, params->aid))
3807 if (params->vht_opmode_enabled) {
3808 wpa_printf(MSG_DEBUG, " * opmode=%u", params->vht_opmode);
3809 if (nla_put_u8(msg, NL80211_ATTR_OPMODE_NOTIF,
3810 params->vht_opmode))
3814 if (params->supp_channels) {
3815 wpa_hexdump(MSG_DEBUG, " * supported channels",
3816 params->supp_channels, params->supp_channels_len);
3817 if (nla_put(msg, NL80211_ATTR_STA_SUPPORTED_CHANNELS,
3818 params->supp_channels_len, params->supp_channels))
3822 if (params->supp_oper_classes) {
3823 wpa_hexdump(MSG_DEBUG, " * supported operating classes",
3824 params->supp_oper_classes,
3825 params->supp_oper_classes_len);
3826 if (nla_put(msg, NL80211_ATTR_STA_SUPPORTED_OPER_CLASSES,
3827 params->supp_oper_classes_len,
3828 params->supp_oper_classes))
3832 os_memset(&upd, 0, sizeof(upd));
3833 upd.set = sta_flags_nl80211(params->flags);
3834 upd.mask = upd.set | sta_flags_nl80211(params->flags_mask);
3835 wpa_printf(MSG_DEBUG, " * flags set=0x%x mask=0x%x",
3837 if (nla_put(msg, NL80211_ATTR_STA_FLAGS2, sizeof(upd), &upd))
3841 if (params->plink_state &&
3842 nla_put_u8(msg, NL80211_ATTR_STA_PLINK_STATE,
3843 sta_plink_state_nl80211(params->plink_state)))
3845 #endif /* CONFIG_MESH */
3847 if (params->flags & WPA_STA_WMM) {
3848 struct nlattr *wme = nla_nest_start(msg, NL80211_ATTR_STA_WME);
3850 wpa_printf(MSG_DEBUG, " * qosinfo=0x%x", params->qosinfo);
3852 nla_put_u8(msg, NL80211_STA_WME_UAPSD_QUEUES,
3853 params->qosinfo & WMM_QOSINFO_STA_AC_MASK) ||
3854 nla_put_u8(msg, NL80211_STA_WME_MAX_SP,
3855 (params->qosinfo >> WMM_QOSINFO_STA_SP_SHIFT) &
3856 WMM_QOSINFO_STA_SP_MASK))
3858 nla_nest_end(msg, wme);
3861 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
3864 wpa_printf(MSG_DEBUG, "nl80211: NL80211_CMD_%s_STATION "
3865 "result: %d (%s)", params->set ? "SET" : "NEW", ret,
3875 static void rtnl_neigh_delete_fdb_entry(struct i802_bss *bss, const u8 *addr)
3877 #ifdef CONFIG_LIBNL3_ROUTE
3878 struct wpa_driver_nl80211_data *drv = bss->drv;
3879 struct rtnl_neigh *rn;
3880 struct nl_addr *nl_addr;
3883 rn = rtnl_neigh_alloc();
3887 rtnl_neigh_set_family(rn, AF_BRIDGE);
3888 rtnl_neigh_set_ifindex(rn, bss->ifindex);
3889 nl_addr = nl_addr_build(AF_BRIDGE, (void *) addr, ETH_ALEN);
3894 rtnl_neigh_set_lladdr(rn, nl_addr);
3896 err = rtnl_neigh_delete(drv->rtnl_sk, rn, 0);
3898 wpa_printf(MSG_DEBUG, "nl80211: bridge FDB entry delete for "
3899 MACSTR " ifindex=%d failed: %s", MAC2STR(addr),
3900 bss->ifindex, nl_geterror(err));
3902 wpa_printf(MSG_DEBUG, "nl80211: deleted bridge FDB entry for "
3903 MACSTR, MAC2STR(addr));
3906 nl_addr_put(nl_addr);
3908 #endif /* CONFIG_LIBNL3_ROUTE */
3912 static int wpa_driver_nl80211_sta_remove(struct i802_bss *bss, const u8 *addr,
3913 int deauth, u16 reason_code)
3915 struct wpa_driver_nl80211_data *drv = bss->drv;
3919 if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_DEL_STATION)) ||
3920 nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr) ||
3922 nla_put_u8(msg, NL80211_ATTR_MGMT_SUBTYPE,
3923 WLAN_FC_STYPE_DISASSOC)) ||
3925 nla_put_u8(msg, NL80211_ATTR_MGMT_SUBTYPE,
3926 WLAN_FC_STYPE_DEAUTH)) ||
3928 nla_put_u16(msg, NL80211_ATTR_REASON_CODE, reason_code))) {
3933 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
3934 wpa_printf(MSG_DEBUG, "nl80211: sta_remove -> DEL_STATION %s " MACSTR
3936 bss->ifname, MAC2STR(addr), ret, strerror(-ret));
3939 rtnl_neigh_delete_fdb_entry(bss, addr);
3947 void nl80211_remove_iface(struct wpa_driver_nl80211_data *drv, int ifidx)
3950 struct wpa_driver_nl80211_data *drv2;
3952 wpa_printf(MSG_DEBUG, "nl80211: Remove interface ifindex=%d", ifidx);
3954 /* stop listening for EAPOL on this interface */
3955 dl_list_for_each(drv2, &drv->global->interfaces,
3956 struct wpa_driver_nl80211_data, list)
3957 del_ifidx(drv2, ifidx);
3959 msg = nl80211_ifindex_msg(drv, ifidx, 0, NL80211_CMD_DEL_INTERFACE);
3960 if (send_and_recv_msgs(drv, msg, NULL, NULL) == 0)
3962 wpa_printf(MSG_ERROR, "Failed to remove interface (ifidx=%d)", ifidx);
3966 static const char * nl80211_iftype_str(enum nl80211_iftype mode)
3969 case NL80211_IFTYPE_ADHOC:
3971 case NL80211_IFTYPE_STATION:
3973 case NL80211_IFTYPE_AP:
3975 case NL80211_IFTYPE_AP_VLAN:
3977 case NL80211_IFTYPE_WDS:
3979 case NL80211_IFTYPE_MONITOR:
3981 case NL80211_IFTYPE_MESH_POINT:
3982 return "MESH_POINT";
3983 case NL80211_IFTYPE_P2P_CLIENT:
3984 return "P2P_CLIENT";
3985 case NL80211_IFTYPE_P2P_GO:
3987 case NL80211_IFTYPE_P2P_DEVICE:
3988 return "P2P_DEVICE";
3995 static int nl80211_create_iface_once(struct wpa_driver_nl80211_data *drv,
3997 enum nl80211_iftype iftype,
3998 const u8 *addr, int wds,
3999 int (*handler)(struct nl_msg *, void *),
4006 wpa_printf(MSG_DEBUG, "nl80211: Create interface iftype %d (%s)",
4007 iftype, nl80211_iftype_str(iftype));
4009 msg = nl80211_cmd_msg(drv->first_bss, 0, NL80211_CMD_NEW_INTERFACE);
4011 nla_put_string(msg, NL80211_ATTR_IFNAME, ifname) ||
4012 nla_put_u32(msg, NL80211_ATTR_IFTYPE, iftype))
4015 if (iftype == NL80211_IFTYPE_MONITOR) {
4016 struct nlattr *flags;
4018 flags = nla_nest_start(msg, NL80211_ATTR_MNTR_FLAGS);
4020 nla_put_flag(msg, NL80211_MNTR_FLAG_COOK_FRAMES))
4023 nla_nest_end(msg, flags);
4025 if (nla_put_u8(msg, NL80211_ATTR_4ADDR, wds))
4030 * Tell cfg80211 that the interface belongs to the socket that created
4031 * it, and the interface should be deleted when the socket is closed.
4033 if (nla_put_flag(msg, NL80211_ATTR_IFACE_SOCKET_OWNER))
4036 ret = send_and_recv_msgs(drv, msg, handler, arg);
4041 wpa_printf(MSG_ERROR, "Failed to create interface %s: %d (%s)",
4042 ifname, ret, strerror(-ret));
4046 if (iftype == NL80211_IFTYPE_P2P_DEVICE)
4049 ifidx = if_nametoindex(ifname);
4050 wpa_printf(MSG_DEBUG, "nl80211: New interface %s created: ifindex=%d",
4057 * Some virtual interfaces need to process EAPOL packets and events on
4058 * the parent interface. This is used mainly with hostapd.
4061 iftype == NL80211_IFTYPE_AP_VLAN ||
4062 iftype == NL80211_IFTYPE_WDS ||
4063 iftype == NL80211_IFTYPE_MONITOR) {
4064 /* start listening for EAPOL on this interface */
4065 add_ifidx(drv, ifidx);
4068 if (addr && iftype != NL80211_IFTYPE_MONITOR &&
4069 linux_set_ifhwaddr(drv->global->ioctl_sock, ifname, addr)) {
4070 nl80211_remove_iface(drv, ifidx);
4078 int nl80211_create_iface(struct wpa_driver_nl80211_data *drv,
4079 const char *ifname, enum nl80211_iftype iftype,
4080 const u8 *addr, int wds,
4081 int (*handler)(struct nl_msg *, void *),
4082 void *arg, int use_existing)
4086 ret = nl80211_create_iface_once(drv, ifname, iftype, addr, wds, handler,
4089 /* if error occurred and interface exists already */
4090 if (ret == -ENFILE && if_nametoindex(ifname)) {
4092 wpa_printf(MSG_DEBUG, "nl80211: Continue using existing interface %s",
4094 if (addr && iftype != NL80211_IFTYPE_MONITOR &&
4095 linux_set_ifhwaddr(drv->global->ioctl_sock, ifname,
4097 (linux_set_iface_flags(drv->global->ioctl_sock,
4099 linux_set_ifhwaddr(drv->global->ioctl_sock, ifname,
4101 linux_set_iface_flags(drv->global->ioctl_sock,
4106 wpa_printf(MSG_INFO, "Try to remove and re-create %s", ifname);
4108 /* Try to remove the interface that was already there. */
4109 nl80211_remove_iface(drv, if_nametoindex(ifname));
4111 /* Try to create the interface again */
4112 ret = nl80211_create_iface_once(drv, ifname, iftype, addr,
4116 if (ret >= 0 && is_p2p_net_interface(iftype)) {
4117 wpa_printf(MSG_DEBUG,
4118 "nl80211: Interface %s created for P2P - disable 11b rates",
4120 nl80211_disable_11b_rates(drv, ret, 1);
4127 static int nl80211_setup_ap(struct i802_bss *bss)
4129 struct wpa_driver_nl80211_data *drv = bss->drv;
4131 wpa_printf(MSG_DEBUG, "nl80211: Setup AP(%s) - device_ap_sme=%d use_monitor=%d",
4132 bss->ifname, drv->device_ap_sme, drv->use_monitor);
4135 * Disable Probe Request reporting unless we need it in this way for
4136 * devices that include the AP SME, in the other case (unless using
4137 * monitor iface) we'll get it through the nl_mgmt socket instead.
4139 if (!drv->device_ap_sme)
4140 wpa_driver_nl80211_probe_req_report(bss, 0);
4142 if (!drv->device_ap_sme && !drv->use_monitor)
4143 if (nl80211_mgmt_subscribe_ap(bss))
4146 if (drv->device_ap_sme && !drv->use_monitor)
4147 if (nl80211_mgmt_subscribe_ap_dev_sme(bss))
4150 if (!drv->device_ap_sme && drv->use_monitor &&
4151 nl80211_create_monitor_interface(drv) &&
4152 !drv->device_ap_sme)
4155 if (drv->device_ap_sme &&
4156 wpa_driver_nl80211_probe_req_report(bss, 1) < 0) {
4157 wpa_printf(MSG_DEBUG, "nl80211: Failed to enable "
4158 "Probe Request frame reporting in AP mode");
4159 /* Try to survive without this */
4166 static void nl80211_teardown_ap(struct i802_bss *bss)
4168 struct wpa_driver_nl80211_data *drv = bss->drv;
4170 wpa_printf(MSG_DEBUG, "nl80211: Teardown AP(%s) - device_ap_sme=%d use_monitor=%d",
4171 bss->ifname, drv->device_ap_sme, drv->use_monitor);
4172 if (drv->device_ap_sme) {
4173 wpa_driver_nl80211_probe_req_report(bss, 0);
4174 if (!drv->use_monitor)
4175 nl80211_mgmt_unsubscribe(bss, "AP teardown (dev SME)");
4176 } else if (drv->use_monitor)
4177 nl80211_remove_monitor_interface(drv);
4179 nl80211_mgmt_unsubscribe(bss, "AP teardown");
4181 bss->beacon_set = 0;
4185 static int nl80211_send_eapol_data(struct i802_bss *bss,
4186 const u8 *addr, const u8 *data,
4189 struct sockaddr_ll ll;
4192 if (bss->drv->eapol_tx_sock < 0) {
4193 wpa_printf(MSG_DEBUG, "nl80211: No socket to send EAPOL");
4197 os_memset(&ll, 0, sizeof(ll));
4198 ll.sll_family = AF_PACKET;
4199 ll.sll_ifindex = bss->ifindex;
4200 ll.sll_protocol = htons(ETH_P_PAE);
4201 ll.sll_halen = ETH_ALEN;
4202 os_memcpy(ll.sll_addr, addr, ETH_ALEN);
4203 ret = sendto(bss->drv->eapol_tx_sock, data, data_len, 0,
4204 (struct sockaddr *) &ll, sizeof(ll));
4206 wpa_printf(MSG_ERROR, "nl80211: EAPOL TX: %s",
4213 static const u8 rfc1042_header[6] = { 0xaa, 0xaa, 0x03, 0x00, 0x00, 0x00 };
4215 static int wpa_driver_nl80211_hapd_send_eapol(
4216 void *priv, const u8 *addr, const u8 *data,
4217 size_t data_len, int encrypt, const u8 *own_addr, u32 flags)
4219 struct i802_bss *bss = priv;
4220 struct wpa_driver_nl80211_data *drv = bss->drv;
4221 struct ieee80211_hdr *hdr;
4225 int qos = flags & WPA_STA_WMM;
4227 if (drv->device_ap_sme || !drv->use_monitor)
4228 return nl80211_send_eapol_data(bss, addr, data, data_len);
4230 len = sizeof(*hdr) + (qos ? 2 : 0) + sizeof(rfc1042_header) + 2 +
4232 hdr = os_zalloc(len);
4234 wpa_printf(MSG_INFO, "nl80211: Failed to allocate EAPOL buffer(len=%lu)",
4235 (unsigned long) len);
4239 hdr->frame_control =
4240 IEEE80211_FC(WLAN_FC_TYPE_DATA, WLAN_FC_STYPE_DATA);
4241 hdr->frame_control |= host_to_le16(WLAN_FC_FROMDS);
4243 hdr->frame_control |= host_to_le16(WLAN_FC_ISWEP);
4245 hdr->frame_control |=
4246 host_to_le16(WLAN_FC_STYPE_QOS_DATA << 4);
4249 memcpy(hdr->IEEE80211_DA_FROMDS, addr, ETH_ALEN);
4250 memcpy(hdr->IEEE80211_BSSID_FROMDS, own_addr, ETH_ALEN);
4251 memcpy(hdr->IEEE80211_SA_FROMDS, own_addr, ETH_ALEN);
4252 pos = (u8 *) (hdr + 1);
4255 /* Set highest priority in QoS header */
4261 memcpy(pos, rfc1042_header, sizeof(rfc1042_header));
4262 pos += sizeof(rfc1042_header);
4263 WPA_PUT_BE16(pos, ETH_P_PAE);
4265 memcpy(pos, data, data_len);
4267 res = wpa_driver_nl80211_send_frame(bss, (u8 *) hdr, len, encrypt, 0,
4268 0, 0, 0, 0, NULL, 0);
4270 wpa_printf(MSG_ERROR, "i802_send_eapol - packet len: %lu - "
4272 (unsigned long) len, errno, strerror(errno));
4280 static int wpa_driver_nl80211_sta_set_flags(void *priv, const u8 *addr,
4281 unsigned int total_flags,
4282 unsigned int flags_or,
4283 unsigned int flags_and)
4285 struct i802_bss *bss = priv;
4287 struct nlattr *flags;
4288 struct nl80211_sta_flag_update upd;
4290 wpa_printf(MSG_DEBUG, "nl80211: Set STA flags - ifname=%s addr=" MACSTR
4291 " total_flags=0x%x flags_or=0x%x flags_and=0x%x authorized=%d",
4292 bss->ifname, MAC2STR(addr), total_flags, flags_or, flags_and,
4293 !!(total_flags & WPA_STA_AUTHORIZED));
4295 if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_SET_STATION)) ||
4296 nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr))
4300 * Backwards compatibility version using NL80211_ATTR_STA_FLAGS. This
4301 * can be removed eventually.
4303 flags = nla_nest_start(msg, NL80211_ATTR_STA_FLAGS);
4305 ((total_flags & WPA_STA_AUTHORIZED) &&
4306 nla_put_flag(msg, NL80211_STA_FLAG_AUTHORIZED)) ||
4307 ((total_flags & WPA_STA_WMM) &&
4308 nla_put_flag(msg, NL80211_STA_FLAG_WME)) ||
4309 ((total_flags & WPA_STA_SHORT_PREAMBLE) &&
4310 nla_put_flag(msg, NL80211_STA_FLAG_SHORT_PREAMBLE)) ||
4311 ((total_flags & WPA_STA_MFP) &&
4312 nla_put_flag(msg, NL80211_STA_FLAG_MFP)) ||
4313 ((total_flags & WPA_STA_TDLS_PEER) &&
4314 nla_put_flag(msg, NL80211_STA_FLAG_TDLS_PEER)))
4317 nla_nest_end(msg, flags);
4319 os_memset(&upd, 0, sizeof(upd));
4320 upd.mask = sta_flags_nl80211(flags_or | ~flags_and);
4321 upd.set = sta_flags_nl80211(flags_or);
4322 if (nla_put(msg, NL80211_ATTR_STA_FLAGS2, sizeof(upd), &upd))
4325 return send_and_recv_msgs(bss->drv, msg, NULL, NULL);
4332 static int wpa_driver_nl80211_ap(struct wpa_driver_nl80211_data *drv,
4333 struct wpa_driver_associate_params *params)
4335 enum nl80211_iftype nlmode, old_mode;
4338 wpa_printf(MSG_DEBUG, "nl80211: Setup AP operations for P2P "
4340 nlmode = NL80211_IFTYPE_P2P_GO;
4342 nlmode = NL80211_IFTYPE_AP;
4344 old_mode = drv->nlmode;
4345 if (wpa_driver_nl80211_set_mode(drv->first_bss, nlmode)) {
4346 nl80211_remove_monitor_interface(drv);
4350 if (params->freq.freq &&
4351 nl80211_set_channel(drv->first_bss, ¶ms->freq, 0)) {
4352 if (old_mode != nlmode)
4353 wpa_driver_nl80211_set_mode(drv->first_bss, old_mode);
4354 nl80211_remove_monitor_interface(drv);
4362 static int nl80211_leave_ibss(struct wpa_driver_nl80211_data *drv,
4368 msg = nl80211_drv_msg(drv, 0, NL80211_CMD_LEAVE_IBSS);
4369 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
4371 wpa_printf(MSG_DEBUG, "nl80211: Leave IBSS failed: ret=%d "
4372 "(%s)", ret, strerror(-ret));
4374 wpa_printf(MSG_DEBUG,
4375 "nl80211: Leave IBSS request sent successfully");
4379 wpa_driver_nl80211_set_mode(drv->first_bss,
4380 NL80211_IFTYPE_STATION)) {
4381 wpa_printf(MSG_INFO, "nl80211: Failed to set interface into "
4389 static int nl80211_ht_vht_overrides(struct nl_msg *msg,
4390 struct wpa_driver_associate_params *params)
4392 if (params->disable_ht && nla_put_flag(msg, NL80211_ATTR_DISABLE_HT))
4395 if (params->htcaps && params->htcaps_mask) {
4396 int sz = sizeof(struct ieee80211_ht_capabilities);
4397 wpa_hexdump(MSG_DEBUG, " * htcaps", params->htcaps, sz);
4398 wpa_hexdump(MSG_DEBUG, " * htcaps_mask",
4399 params->htcaps_mask, sz);
4400 if (nla_put(msg, NL80211_ATTR_HT_CAPABILITY, sz,
4402 nla_put(msg, NL80211_ATTR_HT_CAPABILITY_MASK, sz,
4403 params->htcaps_mask))
4407 #ifdef CONFIG_VHT_OVERRIDES
4408 if (params->disable_vht) {
4409 wpa_printf(MSG_DEBUG, " * VHT disabled");
4410 if (nla_put_flag(msg, NL80211_ATTR_DISABLE_VHT))
4414 if (params->vhtcaps && params->vhtcaps_mask) {
4415 int sz = sizeof(struct ieee80211_vht_capabilities);
4416 wpa_hexdump(MSG_DEBUG, " * vhtcaps", params->vhtcaps, sz);
4417 wpa_hexdump(MSG_DEBUG, " * vhtcaps_mask",
4418 params->vhtcaps_mask, sz);
4419 if (nla_put(msg, NL80211_ATTR_VHT_CAPABILITY, sz,
4421 nla_put(msg, NL80211_ATTR_VHT_CAPABILITY_MASK, sz,
4422 params->vhtcaps_mask))
4425 #endif /* CONFIG_VHT_OVERRIDES */
4431 static int wpa_driver_nl80211_ibss(struct wpa_driver_nl80211_data *drv,
4432 struct wpa_driver_associate_params *params)
4438 wpa_printf(MSG_DEBUG, "nl80211: Join IBSS (ifindex=%d)", drv->ifindex);
4440 if (wpa_driver_nl80211_set_mode_ibss(drv->first_bss, ¶ms->freq)) {
4441 wpa_printf(MSG_INFO, "nl80211: Failed to set interface into "
4447 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_JOIN_IBSS)) ||
4448 params->ssid == NULL || params->ssid_len > sizeof(drv->ssid))
4451 wpa_hexdump_ascii(MSG_DEBUG, " * SSID",
4452 params->ssid, params->ssid_len);
4453 if (nla_put(msg, NL80211_ATTR_SSID, params->ssid_len, params->ssid))
4455 os_memcpy(drv->ssid, params->ssid, params->ssid_len);
4456 drv->ssid_len = params->ssid_len;
4458 if (nl80211_put_freq_params(msg, ¶ms->freq) < 0 ||
4459 nl80211_put_beacon_int(msg, params->beacon_int))
4462 ret = nl80211_set_conn_keys(params, msg);
4466 if (params->bssid && params->fixed_bssid) {
4467 wpa_printf(MSG_DEBUG, " * BSSID=" MACSTR,
4468 MAC2STR(params->bssid));
4469 if (nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, params->bssid))
4473 if (params->fixed_freq) {
4474 wpa_printf(MSG_DEBUG, " * fixed_freq");
4475 if (nla_put_flag(msg, NL80211_ATTR_FREQ_FIXED))
4479 if (params->key_mgmt_suite == WPA_KEY_MGMT_IEEE8021X ||
4480 params->key_mgmt_suite == WPA_KEY_MGMT_PSK ||
4481 params->key_mgmt_suite == WPA_KEY_MGMT_IEEE8021X_SHA256 ||
4482 params->key_mgmt_suite == WPA_KEY_MGMT_PSK_SHA256) {
4483 wpa_printf(MSG_DEBUG, " * control port");
4484 if (nla_put_flag(msg, NL80211_ATTR_CONTROL_PORT))
4488 if (params->wpa_ie) {
4489 wpa_hexdump(MSG_DEBUG,
4490 " * Extra IEs for Beacon/Probe Response frames",
4491 params->wpa_ie, params->wpa_ie_len);
4492 if (nla_put(msg, NL80211_ATTR_IE, params->wpa_ie_len,
4497 if (nl80211_ht_vht_overrides(msg, params) < 0)
4500 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
4503 wpa_printf(MSG_DEBUG, "nl80211: Join IBSS failed: ret=%d (%s)",
4504 ret, strerror(-ret));
4506 if (ret == -EALREADY && count == 1) {
4507 wpa_printf(MSG_DEBUG, "nl80211: Retry IBSS join after "
4509 nl80211_leave_ibss(drv, 0);
4514 wpa_printf(MSG_DEBUG,
4515 "nl80211: Join IBSS request sent successfully");
4524 static int nl80211_connect_common(struct wpa_driver_nl80211_data *drv,
4525 struct wpa_driver_associate_params *params,
4528 if (params->bssid) {
4529 wpa_printf(MSG_DEBUG, " * bssid=" MACSTR,
4530 MAC2STR(params->bssid));
4531 if (nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, params->bssid))
4535 if (params->bssid_hint) {
4536 wpa_printf(MSG_DEBUG, " * bssid_hint=" MACSTR,
4537 MAC2STR(params->bssid_hint));
4538 if (nla_put(msg, NL80211_ATTR_MAC_HINT, ETH_ALEN,
4539 params->bssid_hint))
4543 if (params->freq.freq) {
4544 wpa_printf(MSG_DEBUG, " * freq=%d", params->freq.freq);
4545 if (nla_put_u32(msg, NL80211_ATTR_WIPHY_FREQ,
4548 drv->assoc_freq = params->freq.freq;
4550 drv->assoc_freq = 0;
4552 if (params->freq_hint) {
4553 wpa_printf(MSG_DEBUG, " * freq_hint=%d", params->freq_hint);
4554 if (nla_put_u32(msg, NL80211_ATTR_WIPHY_FREQ_HINT,
4559 if (params->bg_scan_period >= 0) {
4560 wpa_printf(MSG_DEBUG, " * bg scan period=%d",
4561 params->bg_scan_period);
4562 if (nla_put_u16(msg, NL80211_ATTR_BG_SCAN_PERIOD,
4563 params->bg_scan_period))
4568 wpa_hexdump_ascii(MSG_DEBUG, " * SSID",
4569 params->ssid, params->ssid_len);
4570 if (nla_put(msg, NL80211_ATTR_SSID, params->ssid_len,
4573 if (params->ssid_len > sizeof(drv->ssid))
4575 os_memcpy(drv->ssid, params->ssid, params->ssid_len);
4576 drv->ssid_len = params->ssid_len;
4579 wpa_hexdump(MSG_DEBUG, " * IEs", params->wpa_ie, params->wpa_ie_len);
4580 if (params->wpa_ie &&
4581 nla_put(msg, NL80211_ATTR_IE, params->wpa_ie_len, params->wpa_ie))
4584 if (params->wpa_proto) {
4585 enum nl80211_wpa_versions ver = 0;
4587 if (params->wpa_proto & WPA_PROTO_WPA)
4588 ver |= NL80211_WPA_VERSION_1;
4589 if (params->wpa_proto & WPA_PROTO_RSN)
4590 ver |= NL80211_WPA_VERSION_2;
4592 wpa_printf(MSG_DEBUG, " * WPA Versions 0x%x", ver);
4593 if (nla_put_u32(msg, NL80211_ATTR_WPA_VERSIONS, ver))
4597 if (params->pairwise_suite != WPA_CIPHER_NONE) {
4598 u32 cipher = wpa_cipher_to_cipher_suite(params->pairwise_suite);
4599 wpa_printf(MSG_DEBUG, " * pairwise=0x%x", cipher);
4600 if (nla_put_u32(msg, NL80211_ATTR_CIPHER_SUITES_PAIRWISE,
4605 if (params->group_suite == WPA_CIPHER_GTK_NOT_USED &&
4606 !(drv->capa.enc & WPA_DRIVER_CAPA_ENC_GTK_NOT_USED)) {
4608 * This is likely to work even though many drivers do not
4609 * advertise support for operations without GTK.
4611 wpa_printf(MSG_DEBUG, " * skip group cipher configuration for GTK_NOT_USED due to missing driver support advertisement");
4612 } else if (params->group_suite != WPA_CIPHER_NONE) {
4613 u32 cipher = wpa_cipher_to_cipher_suite(params->group_suite);
4614 wpa_printf(MSG_DEBUG, " * group=0x%x", cipher);
4615 if (nla_put_u32(msg, NL80211_ATTR_CIPHER_SUITE_GROUP, cipher))
4619 if (params->key_mgmt_suite == WPA_KEY_MGMT_IEEE8021X ||
4620 params->key_mgmt_suite == WPA_KEY_MGMT_PSK ||
4621 params->key_mgmt_suite == WPA_KEY_MGMT_FT_IEEE8021X ||
4622 params->key_mgmt_suite == WPA_KEY_MGMT_FT_PSK ||
4623 params->key_mgmt_suite == WPA_KEY_MGMT_CCKM ||
4624 params->key_mgmt_suite == WPA_KEY_MGMT_OSEN ||
4625 params->key_mgmt_suite == WPA_KEY_MGMT_IEEE8021X_SHA256 ||
4626 params->key_mgmt_suite == WPA_KEY_MGMT_PSK_SHA256 ||
4627 params->key_mgmt_suite == WPA_KEY_MGMT_IEEE8021X_SUITE_B ||
4628 params->key_mgmt_suite == WPA_KEY_MGMT_IEEE8021X_SUITE_B_192) {
4629 int mgmt = WLAN_AKM_SUITE_PSK;
4631 switch (params->key_mgmt_suite) {
4632 case WPA_KEY_MGMT_CCKM:
4633 mgmt = WLAN_AKM_SUITE_CCKM;
4635 case WPA_KEY_MGMT_IEEE8021X:
4636 mgmt = WLAN_AKM_SUITE_8021X;
4638 case WPA_KEY_MGMT_FT_IEEE8021X:
4639 mgmt = WLAN_AKM_SUITE_FT_8021X;
4641 case WPA_KEY_MGMT_FT_PSK:
4642 mgmt = WLAN_AKM_SUITE_FT_PSK;
4644 case WPA_KEY_MGMT_IEEE8021X_SHA256:
4645 mgmt = WLAN_AKM_SUITE_8021X_SHA256;
4647 case WPA_KEY_MGMT_PSK_SHA256:
4648 mgmt = WLAN_AKM_SUITE_PSK_SHA256;
4650 case WPA_KEY_MGMT_OSEN:
4651 mgmt = WLAN_AKM_SUITE_OSEN;
4653 case WPA_KEY_MGMT_IEEE8021X_SUITE_B:
4654 mgmt = WLAN_AKM_SUITE_8021X_SUITE_B;
4656 case WPA_KEY_MGMT_IEEE8021X_SUITE_B_192:
4657 mgmt = WLAN_AKM_SUITE_8021X_SUITE_B_192;
4659 case WPA_KEY_MGMT_PSK:
4661 mgmt = WLAN_AKM_SUITE_PSK;
4664 wpa_printf(MSG_DEBUG, " * akm=0x%x", mgmt);
4665 if (nla_put_u32(msg, NL80211_ATTR_AKM_SUITES, mgmt))
4669 if (nla_put_flag(msg, NL80211_ATTR_CONTROL_PORT))
4672 if (params->mgmt_frame_protection == MGMT_FRAME_PROTECTION_REQUIRED &&
4673 nla_put_u32(msg, NL80211_ATTR_USE_MFP, NL80211_MFP_REQUIRED))
4676 if (params->rrm_used) {
4677 u32 drv_rrm_flags = drv->capa.rrm_flags;
4678 if (!(drv_rrm_flags &
4679 WPA_DRIVER_FLAGS_DS_PARAM_SET_IE_IN_PROBES) ||
4680 !(drv_rrm_flags & WPA_DRIVER_FLAGS_QUIET) ||
4681 nla_put_flag(msg, NL80211_ATTR_USE_RRM))
4685 if (nl80211_ht_vht_overrides(msg, params) < 0)
4689 wpa_printf(MSG_DEBUG, " * P2P group");
4695 static int wpa_driver_nl80211_try_connect(
4696 struct wpa_driver_nl80211_data *drv,
4697 struct wpa_driver_associate_params *params)
4700 enum nl80211_auth_type type;
4704 #ifdef CONFIG_DRIVER_NL80211_QCA
4705 if (params->req_key_mgmt_offload && params->psk &&
4706 (params->key_mgmt_suite == WPA_KEY_MGMT_PSK ||
4707 params->key_mgmt_suite == WPA_KEY_MGMT_PSK_SHA256 ||
4708 params->key_mgmt_suite == WPA_KEY_MGMT_FT_PSK)) {
4709 wpa_printf(MSG_DEBUG, "nl80211: Key management set PSK");
4710 ret = issue_key_mgmt_set_key(drv, params->psk, 32);
4714 #endif /* CONFIG_DRIVER_NL80211_QCA */
4716 wpa_printf(MSG_DEBUG, "nl80211: Connect (ifindex=%d)", drv->ifindex);
4717 msg = nl80211_drv_msg(drv, 0, NL80211_CMD_CONNECT);
4721 ret = nl80211_connect_common(drv, params, msg);
4726 if (params->auth_alg & WPA_AUTH_ALG_OPEN)
4728 if (params->auth_alg & WPA_AUTH_ALG_SHARED)
4730 if (params->auth_alg & WPA_AUTH_ALG_LEAP)
4733 wpa_printf(MSG_DEBUG, " * Leave out Auth Type for automatic "
4735 goto skip_auth_type;
4738 if (params->auth_alg & WPA_AUTH_ALG_OPEN)
4739 type = NL80211_AUTHTYPE_OPEN_SYSTEM;
4740 else if (params->auth_alg & WPA_AUTH_ALG_SHARED)
4741 type = NL80211_AUTHTYPE_SHARED_KEY;
4742 else if (params->auth_alg & WPA_AUTH_ALG_LEAP)
4743 type = NL80211_AUTHTYPE_NETWORK_EAP;
4744 else if (params->auth_alg & WPA_AUTH_ALG_FT)
4745 type = NL80211_AUTHTYPE_FT;
4749 wpa_printf(MSG_DEBUG, " * Auth Type %d", type);
4750 if (nla_put_u32(msg, NL80211_ATTR_AUTH_TYPE, type))
4754 ret = nl80211_set_conn_keys(params, msg);
4758 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
4761 wpa_printf(MSG_DEBUG, "nl80211: MLME connect failed: ret=%d "
4762 "(%s)", ret, strerror(-ret));
4764 wpa_printf(MSG_DEBUG,
4765 "nl80211: Connect request send successfully");
4775 static int wpa_driver_nl80211_connect(
4776 struct wpa_driver_nl80211_data *drv,
4777 struct wpa_driver_associate_params *params)
4781 /* Store the connection attempted bssid for future use */
4783 os_memcpy(drv->auth_attempt_bssid, params->bssid, ETH_ALEN);
4785 os_memset(drv->auth_attempt_bssid, 0, ETH_ALEN);
4787 ret = wpa_driver_nl80211_try_connect(drv, params);
4788 if (ret == -EALREADY) {
4790 * cfg80211 does not currently accept new connections if
4791 * we are already connected. As a workaround, force
4792 * disconnection and try again.
4794 wpa_printf(MSG_DEBUG, "nl80211: Explicitly "
4795 "disconnecting before reassociation "
4797 if (wpa_driver_nl80211_disconnect(
4798 drv, WLAN_REASON_PREV_AUTH_NOT_VALID))
4800 ret = wpa_driver_nl80211_try_connect(drv, params);
4806 static int wpa_driver_nl80211_associate(
4807 void *priv, struct wpa_driver_associate_params *params)
4809 struct i802_bss *bss = priv;
4810 struct wpa_driver_nl80211_data *drv = bss->drv;
4814 nl80211_unmask_11b_rates(bss);
4816 if (params->mode == IEEE80211_MODE_AP)
4817 return wpa_driver_nl80211_ap(drv, params);
4819 if (params->mode == IEEE80211_MODE_IBSS)
4820 return wpa_driver_nl80211_ibss(drv, params);
4822 if (!(drv->capa.flags & WPA_DRIVER_FLAGS_SME)) {
4823 enum nl80211_iftype nlmode = params->p2p ?
4824 NL80211_IFTYPE_P2P_CLIENT : NL80211_IFTYPE_STATION;
4826 if (wpa_driver_nl80211_set_mode(priv, nlmode) < 0)
4828 return wpa_driver_nl80211_connect(drv, params);
4831 nl80211_mark_disconnected(drv);
4833 wpa_printf(MSG_DEBUG, "nl80211: Associate (ifindex=%d)",
4835 msg = nl80211_drv_msg(drv, 0, NL80211_CMD_ASSOCIATE);
4839 ret = nl80211_connect_common(drv, params, msg);
4843 if (params->prev_bssid) {
4844 wpa_printf(MSG_DEBUG, " * prev_bssid=" MACSTR,
4845 MAC2STR(params->prev_bssid));
4846 if (nla_put(msg, NL80211_ATTR_PREV_BSSID, ETH_ALEN,
4847 params->prev_bssid))
4851 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
4854 wpa_dbg(drv->ctx, MSG_DEBUG,
4855 "nl80211: MLME command failed (assoc): ret=%d (%s)",
4856 ret, strerror(-ret));
4857 nl80211_dump_scan(drv);
4859 wpa_printf(MSG_DEBUG,
4860 "nl80211: Association request send successfully");
4869 static int nl80211_set_mode(struct wpa_driver_nl80211_data *drv,
4870 int ifindex, enum nl80211_iftype mode)
4875 wpa_printf(MSG_DEBUG, "nl80211: Set mode ifindex %d iftype %d (%s)",
4876 ifindex, mode, nl80211_iftype_str(mode));
4878 msg = nl80211_cmd_msg(drv->first_bss, 0, NL80211_CMD_SET_INTERFACE);
4879 if (!msg || nla_put_u32(msg, NL80211_ATTR_IFTYPE, mode))
4882 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
4888 wpa_printf(MSG_DEBUG, "nl80211: Failed to set interface %d to mode %d:"
4889 " %d (%s)", ifindex, mode, ret, strerror(-ret));
4894 static int wpa_driver_nl80211_set_mode_impl(
4895 struct i802_bss *bss,
4896 enum nl80211_iftype nlmode,
4897 struct hostapd_freq_params *desired_freq_params)
4899 struct wpa_driver_nl80211_data *drv = bss->drv;
4902 int was_ap = is_ap_interface(drv->nlmode);
4904 int mode_switch_res;
4906 mode_switch_res = nl80211_set_mode(drv, drv->ifindex, nlmode);
4907 if (mode_switch_res && nlmode == nl80211_get_ifmode(bss))
4908 mode_switch_res = 0;
4910 if (mode_switch_res == 0) {
4911 drv->nlmode = nlmode;
4916 if (mode_switch_res == -ENODEV)
4919 if (nlmode == drv->nlmode) {
4920 wpa_printf(MSG_DEBUG, "nl80211: Interface already in "
4921 "requested mode - ignore error");
4923 goto done; /* Already in the requested mode */
4926 /* mac80211 doesn't allow mode changes while the device is up, so
4927 * take the device down, try to set the mode again, and bring the
4930 wpa_printf(MSG_DEBUG, "nl80211: Try mode change after setting "
4932 for (i = 0; i < 10; i++) {
4933 res = i802_set_iface_flags(bss, 0);
4934 if (res == -EACCES || res == -ENODEV)
4937 wpa_printf(MSG_DEBUG, "nl80211: Failed to set "
4939 os_sleep(0, 100000);
4944 * Setting the mode will fail for some drivers if the phy is
4945 * on a frequency that the mode is disallowed in.
4947 if (desired_freq_params) {
4948 res = nl80211_set_channel(bss, desired_freq_params, 0);
4950 wpa_printf(MSG_DEBUG,
4951 "nl80211: Failed to set frequency on interface");
4955 /* Try to set the mode again while the interface is down */
4956 mode_switch_res = nl80211_set_mode(drv, drv->ifindex, nlmode);
4957 if (mode_switch_res == -EBUSY) {
4958 wpa_printf(MSG_DEBUG,
4959 "nl80211: Delaying mode set while interface going down");
4960 os_sleep(0, 100000);
4963 ret = mode_switch_res;
4968 wpa_printf(MSG_DEBUG, "nl80211: Mode change succeeded while "
4969 "interface is down");
4970 drv->nlmode = nlmode;
4971 drv->ignore_if_down_event = 1;
4974 /* Bring the interface back up */
4975 res = linux_set_iface_flags(drv->global->ioctl_sock, bss->ifname, 1);
4977 wpa_printf(MSG_DEBUG,
4978 "nl80211: Failed to set interface up after switching mode");
4984 wpa_printf(MSG_DEBUG, "nl80211: Interface mode change to %d "
4985 "from %d failed", nlmode, drv->nlmode);
4989 if (is_p2p_net_interface(nlmode)) {
4990 wpa_printf(MSG_DEBUG,
4991 "nl80211: Interface %s mode change to P2P - disable 11b rates",
4993 nl80211_disable_11b_rates(drv, drv->ifindex, 1);
4994 } else if (drv->disabled_11b_rates) {
4995 wpa_printf(MSG_DEBUG,
4996 "nl80211: Interface %s mode changed to non-P2P - re-enable 11b rates",
4998 nl80211_disable_11b_rates(drv, drv->ifindex, 0);
5001 if (is_ap_interface(nlmode)) {
5002 nl80211_mgmt_unsubscribe(bss, "start AP");
5003 /* Setup additional AP mode functionality if needed */
5004 if (nl80211_setup_ap(bss))
5006 } else if (was_ap) {
5007 /* Remove additional AP mode functionality */
5008 nl80211_teardown_ap(bss);
5010 nl80211_mgmt_unsubscribe(bss, "mode change");
5013 if (is_mesh_interface(nlmode) &&
5014 nl80211_mgmt_subscribe_mesh(bss))
5017 if (!bss->in_deinit && !is_ap_interface(nlmode) &&
5018 !is_mesh_interface(nlmode) &&
5019 nl80211_mgmt_subscribe_non_ap(bss) < 0)
5020 wpa_printf(MSG_DEBUG, "nl80211: Failed to register Action "
5021 "frame processing - ignore for now");
5027 int wpa_driver_nl80211_set_mode(struct i802_bss *bss,
5028 enum nl80211_iftype nlmode)
5030 return wpa_driver_nl80211_set_mode_impl(bss, nlmode, NULL);
5034 static int wpa_driver_nl80211_set_mode_ibss(struct i802_bss *bss,
5035 struct hostapd_freq_params *freq)
5037 return wpa_driver_nl80211_set_mode_impl(bss, NL80211_IFTYPE_ADHOC,
5042 static int wpa_driver_nl80211_get_capa(void *priv,
5043 struct wpa_driver_capa *capa)
5045 struct i802_bss *bss = priv;
5046 struct wpa_driver_nl80211_data *drv = bss->drv;
5048 if (!drv->has_capability)
5050 os_memcpy(capa, &drv->capa, sizeof(*capa));
5051 if (drv->extended_capa && drv->extended_capa_mask) {
5052 capa->extended_capa = drv->extended_capa;
5053 capa->extended_capa_mask = drv->extended_capa_mask;
5054 capa->extended_capa_len = drv->extended_capa_len;
5061 static int wpa_driver_nl80211_set_operstate(void *priv, int state)
5063 struct i802_bss *bss = priv;
5064 struct wpa_driver_nl80211_data *drv = bss->drv;
5066 wpa_printf(MSG_DEBUG, "nl80211: Set %s operstate %d->%d (%s)",
5067 bss->ifname, drv->operstate, state,
5068 state ? "UP" : "DORMANT");
5069 drv->operstate = state;
5070 return netlink_send_oper_ifla(drv->global->netlink, drv->ifindex, -1,
5071 state ? IF_OPER_UP : IF_OPER_DORMANT);
5075 static int wpa_driver_nl80211_set_supp_port(void *priv, int authorized)
5077 struct i802_bss *bss = priv;
5078 struct wpa_driver_nl80211_data *drv = bss->drv;
5080 struct nl80211_sta_flag_update upd;
5083 if (!drv->associated && is_zero_ether_addr(drv->bssid) && !authorized) {
5084 wpa_printf(MSG_DEBUG, "nl80211: Skip set_supp_port(unauthorized) while not associated");
5088 wpa_printf(MSG_DEBUG, "nl80211: Set supplicant port %sauthorized for "
5089 MACSTR, authorized ? "" : "un", MAC2STR(drv->bssid));
5091 os_memset(&upd, 0, sizeof(upd));
5092 upd.mask = BIT(NL80211_STA_FLAG_AUTHORIZED);
5094 upd.set = BIT(NL80211_STA_FLAG_AUTHORIZED);
5096 if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_SET_STATION)) ||
5097 nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, drv->bssid) ||
5098 nla_put(msg, NL80211_ATTR_STA_FLAGS2, sizeof(upd), &upd)) {
5103 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
5106 wpa_printf(MSG_DEBUG, "nl80211: Failed to set STA flag: %d (%s)",
5107 ret, strerror(-ret));
5112 /* Set kernel driver on given frequency (MHz) */
5113 static int i802_set_freq(void *priv, struct hostapd_freq_params *freq)
5115 struct i802_bss *bss = priv;
5116 return nl80211_set_channel(bss, freq, 0);
5120 static inline int min_int(int a, int b)
5128 static int get_key_handler(struct nl_msg *msg, void *arg)
5130 struct nlattr *tb[NL80211_ATTR_MAX + 1];
5131 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
5133 nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
5134 genlmsg_attrlen(gnlh, 0), NULL);
5137 * TODO: validate the key index and mac address!
5138 * Otherwise, there's a race condition as soon as
5139 * the kernel starts sending key notifications.
5142 if (tb[NL80211_ATTR_KEY_SEQ])
5143 memcpy(arg, nla_data(tb[NL80211_ATTR_KEY_SEQ]),
5144 min_int(nla_len(tb[NL80211_ATTR_KEY_SEQ]), 6));
5149 static int i802_get_seqnum(const char *iface, void *priv, const u8 *addr,
5152 struct i802_bss *bss = priv;
5153 struct wpa_driver_nl80211_data *drv = bss->drv;
5156 msg = nl80211_ifindex_msg(drv, if_nametoindex(iface), 0,
5157 NL80211_CMD_GET_KEY);
5159 (addr && nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr)) ||
5160 nla_put_u8(msg, NL80211_ATTR_KEY_IDX, idx)) {
5167 return send_and_recv_msgs(drv, msg, get_key_handler, seq);
5171 static int i802_set_rts(void *priv, int rts)
5173 struct i802_bss *bss = priv;
5174 struct wpa_driver_nl80211_data *drv = bss->drv;
5184 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_SET_WIPHY)) ||
5185 nla_put_u32(msg, NL80211_ATTR_WIPHY_RTS_THRESHOLD, val)) {
5190 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
5193 wpa_printf(MSG_DEBUG, "nl80211: Failed to set RTS threshold %d: "
5194 "%d (%s)", rts, ret, strerror(-ret));
5199 static int i802_set_frag(void *priv, int frag)
5201 struct i802_bss *bss = priv;
5202 struct wpa_driver_nl80211_data *drv = bss->drv;
5212 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_SET_WIPHY)) ||
5213 nla_put_u32(msg, NL80211_ATTR_WIPHY_FRAG_THRESHOLD, val)) {
5218 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
5221 wpa_printf(MSG_DEBUG, "nl80211: Failed to set fragmentation threshold "
5222 "%d: %d (%s)", frag, ret, strerror(-ret));
5227 static int i802_flush(void *priv)
5229 struct i802_bss *bss = priv;
5233 wpa_printf(MSG_DEBUG, "nl80211: flush -> DEL_STATION %s (all)",
5237 * XXX: FIX! this needs to flush all VLANs too
5239 msg = nl80211_bss_msg(bss, 0, NL80211_CMD_DEL_STATION);
5240 res = send_and_recv_msgs(bss->drv, msg, NULL, NULL);
5242 wpa_printf(MSG_DEBUG, "nl80211: Station flush failed: ret=%d "
5243 "(%s)", res, strerror(-res));
5249 static int get_sta_handler(struct nl_msg *msg, void *arg)
5251 struct nlattr *tb[NL80211_ATTR_MAX + 1];
5252 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
5253 struct hostap_sta_driver_data *data = arg;
5254 struct nlattr *stats[NL80211_STA_INFO_MAX + 1];
5255 static struct nla_policy stats_policy[NL80211_STA_INFO_MAX + 1] = {
5256 [NL80211_STA_INFO_INACTIVE_TIME] = { .type = NLA_U32 },
5257 [NL80211_STA_INFO_RX_BYTES] = { .type = NLA_U32 },
5258 [NL80211_STA_INFO_TX_BYTES] = { .type = NLA_U32 },
5259 [NL80211_STA_INFO_RX_PACKETS] = { .type = NLA_U32 },
5260 [NL80211_STA_INFO_TX_PACKETS] = { .type = NLA_U32 },
5261 [NL80211_STA_INFO_TX_FAILED] = { .type = NLA_U32 },
5264 nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
5265 genlmsg_attrlen(gnlh, 0), NULL);
5268 * TODO: validate the interface and mac address!
5269 * Otherwise, there's a race condition as soon as
5270 * the kernel starts sending station notifications.
5273 if (!tb[NL80211_ATTR_STA_INFO]) {
5274 wpa_printf(MSG_DEBUG, "sta stats missing!");
5277 if (nla_parse_nested(stats, NL80211_STA_INFO_MAX,
5278 tb[NL80211_ATTR_STA_INFO],
5280 wpa_printf(MSG_DEBUG, "failed to parse nested attributes!");
5284 if (stats[NL80211_STA_INFO_INACTIVE_TIME])
5285 data->inactive_msec =
5286 nla_get_u32(stats[NL80211_STA_INFO_INACTIVE_TIME]);
5287 if (stats[NL80211_STA_INFO_RX_BYTES])
5288 data->rx_bytes = nla_get_u32(stats[NL80211_STA_INFO_RX_BYTES]);
5289 if (stats[NL80211_STA_INFO_TX_BYTES])
5290 data->tx_bytes = nla_get_u32(stats[NL80211_STA_INFO_TX_BYTES]);
5291 if (stats[NL80211_STA_INFO_RX_PACKETS])
5293 nla_get_u32(stats[NL80211_STA_INFO_RX_PACKETS]);
5294 if (stats[NL80211_STA_INFO_TX_PACKETS])
5296 nla_get_u32(stats[NL80211_STA_INFO_TX_PACKETS]);
5297 if (stats[NL80211_STA_INFO_TX_FAILED])
5298 data->tx_retry_failed =
5299 nla_get_u32(stats[NL80211_STA_INFO_TX_FAILED]);
5304 static int i802_read_sta_data(struct i802_bss *bss,
5305 struct hostap_sta_driver_data *data,
5310 os_memset(data, 0, sizeof(*data));
5312 if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_GET_STATION)) ||
5313 nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr)) {
5318 return send_and_recv_msgs(bss->drv, msg, get_sta_handler, data);
5322 static int i802_set_tx_queue_params(void *priv, int queue, int aifs,
5323 int cw_min, int cw_max, int burst_time)
5325 struct i802_bss *bss = priv;
5326 struct wpa_driver_nl80211_data *drv = bss->drv;
5328 struct nlattr *txq, *params;
5330 msg = nl80211_bss_msg(bss, 0, NL80211_CMD_SET_WIPHY);
5334 txq = nla_nest_start(msg, NL80211_ATTR_WIPHY_TXQ_PARAMS);
5338 /* We are only sending parameters for a single TXQ at a time */
5339 params = nla_nest_start(msg, 1);
5345 if (nla_put_u8(msg, NL80211_TXQ_ATTR_QUEUE, NL80211_TXQ_Q_VO))
5349 if (nla_put_u8(msg, NL80211_TXQ_ATTR_QUEUE, NL80211_TXQ_Q_VI))
5353 if (nla_put_u8(msg, NL80211_TXQ_ATTR_QUEUE, NL80211_TXQ_Q_BE))
5357 if (nla_put_u8(msg, NL80211_TXQ_ATTR_QUEUE, NL80211_TXQ_Q_BK))
5361 /* Burst time is configured in units of 0.1 msec and TXOP parameter in
5362 * 32 usec, so need to convert the value here. */
5363 if (nla_put_u16(msg, NL80211_TXQ_ATTR_TXOP,
5364 (burst_time * 100 + 16) / 32) ||
5365 nla_put_u16(msg, NL80211_TXQ_ATTR_CWMIN, cw_min) ||
5366 nla_put_u16(msg, NL80211_TXQ_ATTR_CWMAX, cw_max) ||
5367 nla_put_u8(msg, NL80211_TXQ_ATTR_AIFS, aifs))
5370 nla_nest_end(msg, params);
5372 nla_nest_end(msg, txq);
5374 if (send_and_recv_msgs(drv, msg, NULL, NULL) == 0)
5383 static int i802_set_sta_vlan(struct i802_bss *bss, const u8 *addr,
5384 const char *ifname, int vlan_id)
5386 struct wpa_driver_nl80211_data *drv = bss->drv;
5390 wpa_printf(MSG_DEBUG, "nl80211: %s[%d]: set_sta_vlan(" MACSTR
5391 ", ifname=%s[%d], vlan_id=%d)",
5392 bss->ifname, if_nametoindex(bss->ifname),
5393 MAC2STR(addr), ifname, if_nametoindex(ifname), vlan_id);
5394 if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_SET_STATION)) ||
5395 nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr) ||
5396 nla_put_u32(msg, NL80211_ATTR_STA_VLAN, if_nametoindex(ifname))) {
5401 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
5403 wpa_printf(MSG_ERROR, "nl80211: NL80211_ATTR_STA_VLAN (addr="
5404 MACSTR " ifname=%s vlan_id=%d) failed: %d (%s)",
5405 MAC2STR(addr), ifname, vlan_id, ret,
5412 static int i802_get_inact_sec(void *priv, const u8 *addr)
5414 struct hostap_sta_driver_data data;
5417 data.inactive_msec = (unsigned long) -1;
5418 ret = i802_read_sta_data(priv, &data, addr);
5421 if (ret || data.inactive_msec == (unsigned long) -1)
5423 return data.inactive_msec / 1000;
5427 static int i802_sta_clear_stats(void *priv, const u8 *addr)
5436 static int i802_sta_deauth(void *priv, const u8 *own_addr, const u8 *addr,
5439 struct i802_bss *bss = priv;
5440 struct wpa_driver_nl80211_data *drv = bss->drv;
5441 struct ieee80211_mgmt mgmt;
5443 if (is_mesh_interface(drv->nlmode))
5446 if (drv->device_ap_sme)
5447 return wpa_driver_nl80211_sta_remove(bss, addr, 1, reason);
5449 memset(&mgmt, 0, sizeof(mgmt));
5450 mgmt.frame_control = IEEE80211_FC(WLAN_FC_TYPE_MGMT,
5451 WLAN_FC_STYPE_DEAUTH);
5452 memcpy(mgmt.da, addr, ETH_ALEN);
5453 memcpy(mgmt.sa, own_addr, ETH_ALEN);
5454 memcpy(mgmt.bssid, own_addr, ETH_ALEN);
5455 mgmt.u.deauth.reason_code = host_to_le16(reason);
5456 return wpa_driver_nl80211_send_mlme(bss, (u8 *) &mgmt,
5458 sizeof(mgmt.u.deauth), 0, 0, 0, 0,
5463 static int i802_sta_disassoc(void *priv, const u8 *own_addr, const u8 *addr,
5466 struct i802_bss *bss = priv;
5467 struct wpa_driver_nl80211_data *drv = bss->drv;
5468 struct ieee80211_mgmt mgmt;
5470 if (is_mesh_interface(drv->nlmode))
5473 if (drv->device_ap_sme)
5474 return wpa_driver_nl80211_sta_remove(bss, addr, 0, reason);
5476 memset(&mgmt, 0, sizeof(mgmt));
5477 mgmt.frame_control = IEEE80211_FC(WLAN_FC_TYPE_MGMT,
5478 WLAN_FC_STYPE_DISASSOC);
5479 memcpy(mgmt.da, addr, ETH_ALEN);
5480 memcpy(mgmt.sa, own_addr, ETH_ALEN);
5481 memcpy(mgmt.bssid, own_addr, ETH_ALEN);
5482 mgmt.u.disassoc.reason_code = host_to_le16(reason);
5483 return wpa_driver_nl80211_send_mlme(bss, (u8 *) &mgmt,
5485 sizeof(mgmt.u.disassoc), 0, 0, 0, 0,
5490 static void dump_ifidx(struct wpa_driver_nl80211_data *drv)
5492 char buf[200], *pos, *end;
5496 end = pos + sizeof(buf);
5498 for (i = 0; i < drv->num_if_indices; i++) {
5499 if (!drv->if_indices[i])
5501 res = os_snprintf(pos, end - pos, " %d", drv->if_indices[i]);
5502 if (os_snprintf_error(end - pos, res))
5508 wpa_printf(MSG_DEBUG, "nl80211: if_indices[%d]:%s",
5509 drv->num_if_indices, buf);
5513 static void add_ifidx(struct wpa_driver_nl80211_data *drv, int ifidx)
5518 wpa_printf(MSG_DEBUG, "nl80211: Add own interface ifindex %d",
5520 if (have_ifidx(drv, ifidx)) {
5521 wpa_printf(MSG_DEBUG, "nl80211: ifindex %d already in the list",
5525 for (i = 0; i < drv->num_if_indices; i++) {
5526 if (drv->if_indices[i] == 0) {
5527 drv->if_indices[i] = ifidx;
5533 if (drv->if_indices != drv->default_if_indices)
5534 old = drv->if_indices;
5538 drv->if_indices = os_realloc_array(old, drv->num_if_indices + 1,
5540 if (!drv->if_indices) {
5542 drv->if_indices = drv->default_if_indices;
5544 drv->if_indices = old;
5545 wpa_printf(MSG_ERROR, "Failed to reallocate memory for "
5547 wpa_printf(MSG_ERROR, "Ignoring EAPOL on interface %d", ifidx);
5550 os_memcpy(drv->if_indices, drv->default_if_indices,
5551 sizeof(drv->default_if_indices));
5552 drv->if_indices[drv->num_if_indices] = ifidx;
5553 drv->num_if_indices++;
5558 static void del_ifidx(struct wpa_driver_nl80211_data *drv, int ifidx)
5562 for (i = 0; i < drv->num_if_indices; i++) {
5563 if (drv->if_indices[i] == ifidx) {
5564 drv->if_indices[i] = 0;
5572 static int have_ifidx(struct wpa_driver_nl80211_data *drv, int ifidx)
5576 for (i = 0; i < drv->num_if_indices; i++)
5577 if (drv->if_indices[i] == ifidx)
5584 static int i802_set_wds_sta(void *priv, const u8 *addr, int aid, int val,
5585 const char *bridge_ifname, char *ifname_wds)
5587 struct i802_bss *bss = priv;
5588 struct wpa_driver_nl80211_data *drv = bss->drv;
5589 char name[IFNAMSIZ + 1];
5591 os_snprintf(name, sizeof(name), "%s.sta%d", bss->ifname, aid);
5593 os_strlcpy(ifname_wds, name, IFNAMSIZ + 1);
5595 wpa_printf(MSG_DEBUG, "nl80211: Set WDS STA addr=" MACSTR
5596 " aid=%d val=%d name=%s", MAC2STR(addr), aid, val, name);
5598 if (!if_nametoindex(name)) {
5599 if (nl80211_create_iface(drv, name,
5600 NL80211_IFTYPE_AP_VLAN,
5601 bss->addr, 1, NULL, NULL, 0) <
5604 if (bridge_ifname &&
5605 linux_br_add_if(drv->global->ioctl_sock,
5606 bridge_ifname, name) < 0)
5609 if (linux_set_iface_flags(drv->global->ioctl_sock, name, 1)) {
5610 wpa_printf(MSG_ERROR, "nl80211: Failed to set WDS STA "
5611 "interface %s up", name);
5613 return i802_set_sta_vlan(priv, addr, name, 0);
5616 linux_br_del_if(drv->global->ioctl_sock, bridge_ifname,
5619 i802_set_sta_vlan(priv, addr, bss->ifname, 0);
5620 nl80211_remove_iface(drv, if_nametoindex(name));
5626 static void handle_eapol(int sock, void *eloop_ctx, void *sock_ctx)
5628 struct wpa_driver_nl80211_data *drv = eloop_ctx;
5629 struct sockaddr_ll lladdr;
5630 unsigned char buf[3000];
5632 socklen_t fromlen = sizeof(lladdr);
5634 len = recvfrom(sock, buf, sizeof(buf), 0,
5635 (struct sockaddr *)&lladdr, &fromlen);
5637 wpa_printf(MSG_ERROR, "nl80211: EAPOL recv failed: %s",
5642 if (have_ifidx(drv, lladdr.sll_ifindex))
5643 drv_event_eapol_rx(drv->ctx, lladdr.sll_addr, buf, len);
5647 static int i802_check_bridge(struct wpa_driver_nl80211_data *drv,
5648 struct i802_bss *bss,
5649 const char *brname, const char *ifname)
5652 char in_br[IFNAMSIZ];
5654 os_strlcpy(bss->brname, brname, IFNAMSIZ);
5655 br_ifindex = if_nametoindex(brname);
5656 if (br_ifindex == 0) {
5658 * Bridge was configured, but the bridge device does
5659 * not exist. Try to add it now.
5661 if (linux_br_add(drv->global->ioctl_sock, brname) < 0) {
5662 wpa_printf(MSG_ERROR, "nl80211: Failed to add the "
5663 "bridge interface %s: %s",
5664 brname, strerror(errno));
5667 bss->added_bridge = 1;
5668 br_ifindex = if_nametoindex(brname);
5669 add_ifidx(drv, br_ifindex);
5671 bss->br_ifindex = br_ifindex;
5673 if (linux_br_get(in_br, ifname) == 0) {
5674 if (os_strcmp(in_br, brname) == 0)
5675 return 0; /* already in the bridge */
5677 wpa_printf(MSG_DEBUG, "nl80211: Removing interface %s from "
5678 "bridge %s", ifname, in_br);
5679 if (linux_br_del_if(drv->global->ioctl_sock, in_br, ifname) <
5681 wpa_printf(MSG_ERROR, "nl80211: Failed to "
5682 "remove interface %s from bridge "
5684 ifname, brname, strerror(errno));
5689 wpa_printf(MSG_DEBUG, "nl80211: Adding interface %s into bridge %s",
5691 if (linux_br_add_if(drv->global->ioctl_sock, brname, ifname) < 0) {
5692 wpa_printf(MSG_ERROR, "nl80211: Failed to add interface %s "
5693 "into bridge %s: %s",
5694 ifname, brname, strerror(errno));
5697 bss->added_if_into_bridge = 1;
5703 static void *i802_init(struct hostapd_data *hapd,
5704 struct wpa_init_params *params)
5706 struct wpa_driver_nl80211_data *drv;
5707 struct i802_bss *bss;
5709 char master_ifname[IFNAMSIZ];
5710 int ifindex, br_ifindex = 0;
5713 bss = wpa_driver_nl80211_drv_init(hapd, params->ifname,
5714 params->global_priv, 1,
5715 params->bssid, params->driver_params);
5721 if (linux_br_get(master_ifname, params->ifname) == 0) {
5722 wpa_printf(MSG_DEBUG, "nl80211: Interface %s is in bridge %s",
5723 params->ifname, master_ifname);
5724 br_ifindex = if_nametoindex(master_ifname);
5725 os_strlcpy(bss->brname, master_ifname, IFNAMSIZ);
5726 } else if ((params->num_bridge == 0 || !params->bridge[0]) &&
5727 linux_master_get(master_ifname, params->ifname) == 0) {
5728 wpa_printf(MSG_DEBUG, "nl80211: Interface %s is in master %s",
5729 params->ifname, master_ifname);
5730 /* start listening for EAPOL on the master interface */
5731 add_ifidx(drv, if_nametoindex(master_ifname));
5733 master_ifname[0] = '\0';
5736 bss->br_ifindex = br_ifindex;
5738 for (i = 0; i < params->num_bridge; i++) {
5739 if (params->bridge[i]) {
5740 ifindex = if_nametoindex(params->bridge[i]);
5742 add_ifidx(drv, ifindex);
5743 if (ifindex == br_ifindex)
5748 /* start listening for EAPOL on the default AP interface */
5749 add_ifidx(drv, drv->ifindex);
5751 if (params->num_bridge && params->bridge[0]) {
5752 if (i802_check_bridge(drv, bss, params->bridge[0],
5753 params->ifname) < 0)
5755 if (os_strcmp(params->bridge[0], master_ifname) != 0)
5759 if (!br_added && br_ifindex &&
5760 (params->num_bridge == 0 || !params->bridge[0]))
5761 add_ifidx(drv, br_ifindex);
5763 #ifdef CONFIG_LIBNL3_ROUTE
5764 if (bss->added_if_into_bridge) {
5765 drv->rtnl_sk = nl_socket_alloc();
5766 if (drv->rtnl_sk == NULL) {
5767 wpa_printf(MSG_ERROR, "nl80211: Failed to allocate nl_sock");
5771 if (nl_connect(drv->rtnl_sk, NETLINK_ROUTE)) {
5772 wpa_printf(MSG_ERROR, "nl80211: Failed to connect nl_sock to NETLINK_ROUTE: %s",
5777 #endif /* CONFIG_LIBNL3_ROUTE */
5779 drv->eapol_sock = socket(PF_PACKET, SOCK_DGRAM, htons(ETH_P_PAE));
5780 if (drv->eapol_sock < 0) {
5781 wpa_printf(MSG_ERROR, "nl80211: socket(PF_PACKET, SOCK_DGRAM, ETH_P_PAE) failed: %s",
5786 if (eloop_register_read_sock(drv->eapol_sock, handle_eapol, drv, NULL))
5788 wpa_printf(MSG_INFO, "nl80211: Could not register read socket for eapol");
5792 if (linux_get_ifhwaddr(drv->global->ioctl_sock, bss->ifname,
5795 os_memcpy(drv->perm_addr, params->own_addr, ETH_ALEN);
5797 memcpy(bss->addr, params->own_addr, ETH_ALEN);
5802 wpa_driver_nl80211_deinit(bss);
5807 static void i802_deinit(void *priv)
5809 struct i802_bss *bss = priv;
5810 wpa_driver_nl80211_deinit(bss);
5814 static enum nl80211_iftype wpa_driver_nl80211_if_type(
5815 enum wpa_driver_if_type type)
5818 case WPA_IF_STATION:
5819 return NL80211_IFTYPE_STATION;
5820 case WPA_IF_P2P_CLIENT:
5821 case WPA_IF_P2P_GROUP:
5822 return NL80211_IFTYPE_P2P_CLIENT;
5823 case WPA_IF_AP_VLAN:
5824 return NL80211_IFTYPE_AP_VLAN;
5826 return NL80211_IFTYPE_AP;
5828 return NL80211_IFTYPE_P2P_GO;
5829 case WPA_IF_P2P_DEVICE:
5830 return NL80211_IFTYPE_P2P_DEVICE;
5832 return NL80211_IFTYPE_MESH_POINT;
5839 static int nl80211_addr_in_use(struct nl80211_global *global, const u8 *addr)
5841 struct wpa_driver_nl80211_data *drv;
5842 dl_list_for_each(drv, &global->interfaces,
5843 struct wpa_driver_nl80211_data, list) {
5844 if (os_memcmp(addr, drv->first_bss->addr, ETH_ALEN) == 0)
5851 static int nl80211_vif_addr(struct wpa_driver_nl80211_data *drv, u8 *new_addr)
5858 os_memcpy(new_addr, drv->first_bss->addr, ETH_ALEN);
5859 for (idx = 0; idx < 64; idx++) {
5860 new_addr[0] = drv->first_bss->addr[0] | 0x02;
5861 new_addr[0] ^= idx << 2;
5862 if (!nl80211_addr_in_use(drv->global, new_addr))
5868 wpa_printf(MSG_DEBUG, "nl80211: Assigned new virtual interface address "
5869 MACSTR, MAC2STR(new_addr));
5878 u8 macaddr[ETH_ALEN];
5881 static int nl80211_wdev_handler(struct nl_msg *msg, void *arg)
5883 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
5884 struct nlattr *tb[NL80211_ATTR_MAX + 1];
5885 struct wdev_info *wi = arg;
5887 nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
5888 genlmsg_attrlen(gnlh, 0), NULL);
5889 if (tb[NL80211_ATTR_WDEV]) {
5890 wi->wdev_id = nla_get_u64(tb[NL80211_ATTR_WDEV]);
5891 wi->wdev_id_set = 1;
5894 if (tb[NL80211_ATTR_MAC])
5895 os_memcpy(wi->macaddr, nla_data(tb[NL80211_ATTR_MAC]),
5902 static int wpa_driver_nl80211_if_add(void *priv, enum wpa_driver_if_type type,
5903 const char *ifname, const u8 *addr,
5904 void *bss_ctx, void **drv_priv,
5905 char *force_ifname, u8 *if_addr,
5906 const char *bridge, int use_existing,
5909 enum nl80211_iftype nlmode;
5910 struct i802_bss *bss = priv;
5911 struct wpa_driver_nl80211_data *drv = bss->drv;
5916 os_memcpy(if_addr, addr, ETH_ALEN);
5917 nlmode = wpa_driver_nl80211_if_type(type);
5918 if (nlmode == NL80211_IFTYPE_P2P_DEVICE) {
5919 struct wdev_info p2pdev_info;
5921 os_memset(&p2pdev_info, 0, sizeof(p2pdev_info));
5922 ifidx = nl80211_create_iface(drv, ifname, nlmode, addr,
5923 0, nl80211_wdev_handler,
5924 &p2pdev_info, use_existing);
5925 if (!p2pdev_info.wdev_id_set || ifidx != 0) {
5926 wpa_printf(MSG_ERROR, "nl80211: Failed to create a P2P Device interface %s",
5931 drv->global->if_add_wdevid = p2pdev_info.wdev_id;
5932 drv->global->if_add_wdevid_set = p2pdev_info.wdev_id_set;
5933 if (!is_zero_ether_addr(p2pdev_info.macaddr))
5934 os_memcpy(if_addr, p2pdev_info.macaddr, ETH_ALEN);
5935 wpa_printf(MSG_DEBUG, "nl80211: New P2P Device interface %s (0x%llx) created",
5937 (long long unsigned int) p2pdev_info.wdev_id);
5939 ifidx = nl80211_create_iface(drv, ifname, nlmode, addr,
5940 0, NULL, NULL, use_existing);
5941 if (use_existing && ifidx == -ENFILE) {
5943 ifidx = if_nametoindex(ifname);
5944 } else if (ifidx < 0) {
5950 if (nlmode == NL80211_IFTYPE_P2P_DEVICE)
5951 os_memcpy(if_addr, bss->addr, ETH_ALEN);
5952 else if (linux_get_ifhwaddr(drv->global->ioctl_sock,
5953 ifname, if_addr) < 0) {
5955 nl80211_remove_iface(drv, ifidx);
5961 (type == WPA_IF_P2P_CLIENT || type == WPA_IF_P2P_GROUP ||
5962 type == WPA_IF_P2P_GO || type == WPA_IF_MESH ||
5963 type == WPA_IF_STATION)) {
5964 /* Enforce unique address */
5965 u8 new_addr[ETH_ALEN];
5967 if (linux_get_ifhwaddr(drv->global->ioctl_sock, ifname,
5970 nl80211_remove_iface(drv, ifidx);
5973 if (nl80211_addr_in_use(drv->global, new_addr)) {
5974 wpa_printf(MSG_DEBUG, "nl80211: Allocate new address "
5975 "for interface %s type %d", ifname, type);
5976 if (nl80211_vif_addr(drv, new_addr) < 0) {
5978 nl80211_remove_iface(drv, ifidx);
5981 if (linux_set_ifhwaddr(drv->global->ioctl_sock, ifname,
5984 nl80211_remove_iface(drv, ifidx);
5988 os_memcpy(if_addr, new_addr, ETH_ALEN);
5991 if (type == WPA_IF_AP_BSS && setup_ap) {
5992 struct i802_bss *new_bss = os_zalloc(sizeof(*new_bss));
5993 if (new_bss == NULL) {
5995 nl80211_remove_iface(drv, ifidx);
6000 i802_check_bridge(drv, new_bss, bridge, ifname) < 0) {
6001 wpa_printf(MSG_ERROR, "nl80211: Failed to add the new "
6002 "interface %s to a bridge %s",
6005 nl80211_remove_iface(drv, ifidx);
6010 if (linux_set_iface_flags(drv->global->ioctl_sock, ifname, 1))
6013 nl80211_remove_iface(drv, ifidx);
6017 os_strlcpy(new_bss->ifname, ifname, IFNAMSIZ);
6018 os_memcpy(new_bss->addr, if_addr, ETH_ALEN);
6019 new_bss->ifindex = ifidx;
6021 new_bss->next = drv->first_bss->next;
6022 new_bss->freq = drv->first_bss->freq;
6023 new_bss->ctx = bss_ctx;
6024 new_bss->added_if = added;
6025 drv->first_bss->next = new_bss;
6027 *drv_priv = new_bss;
6028 nl80211_init_bss(new_bss);
6030 /* Subscribe management frames for this WPA_IF_AP_BSS */
6031 if (nl80211_setup_ap(new_bss))
6036 drv->global->if_add_ifindex = ifidx;
6039 * Some virtual interfaces need to process EAPOL packets and events on
6040 * the parent interface. This is used mainly with hostapd.
6044 nlmode == NL80211_IFTYPE_AP_VLAN ||
6045 nlmode == NL80211_IFTYPE_WDS ||
6046 nlmode == NL80211_IFTYPE_MONITOR))
6047 add_ifidx(drv, ifidx);
6053 static int wpa_driver_nl80211_if_remove(struct i802_bss *bss,
6054 enum wpa_driver_if_type type,
6057 struct wpa_driver_nl80211_data *drv = bss->drv;
6058 int ifindex = if_nametoindex(ifname);
6060 wpa_printf(MSG_DEBUG, "nl80211: %s(type=%d ifname=%s) ifindex=%d added_if=%d",
6061 __func__, type, ifname, ifindex, bss->added_if);
6062 if (ifindex > 0 && (bss->added_if || bss->ifindex != ifindex))
6063 nl80211_remove_iface(drv, ifindex);
6064 else if (ifindex > 0 && !bss->added_if) {
6065 struct wpa_driver_nl80211_data *drv2;
6066 dl_list_for_each(drv2, &drv->global->interfaces,
6067 struct wpa_driver_nl80211_data, list)
6068 del_ifidx(drv2, ifindex);
6071 if (type != WPA_IF_AP_BSS)
6074 if (bss->added_if_into_bridge) {
6075 if (linux_br_del_if(drv->global->ioctl_sock, bss->brname,
6077 wpa_printf(MSG_INFO, "nl80211: Failed to remove "
6078 "interface %s from bridge %s: %s",
6079 bss->ifname, bss->brname, strerror(errno));
6081 if (bss->added_bridge) {
6082 if (linux_br_del(drv->global->ioctl_sock, bss->brname) < 0)
6083 wpa_printf(MSG_INFO, "nl80211: Failed to remove "
6085 bss->brname, strerror(errno));
6088 if (bss != drv->first_bss) {
6089 struct i802_bss *tbss;
6091 wpa_printf(MSG_DEBUG, "nl80211: Not the first BSS - remove it");
6092 for (tbss = drv->first_bss; tbss; tbss = tbss->next) {
6093 if (tbss->next == bss) {
6094 tbss->next = bss->next;
6095 /* Unsubscribe management frames */
6096 nl80211_teardown_ap(bss);
6097 nl80211_destroy_bss(bss);
6099 i802_set_iface_flags(bss, 0);
6106 wpa_printf(MSG_INFO, "nl80211: %s - could not find "
6107 "BSS %p in the list", __func__, bss);
6109 wpa_printf(MSG_DEBUG, "nl80211: First BSS - reassign context");
6110 nl80211_teardown_ap(bss);
6111 if (!bss->added_if && !drv->first_bss->next)
6112 wpa_driver_nl80211_del_beacon(drv);
6113 nl80211_destroy_bss(bss);
6115 i802_set_iface_flags(bss, 0);
6116 if (drv->first_bss->next) {
6117 drv->first_bss = drv->first_bss->next;
6118 drv->ctx = drv->first_bss->ctx;
6121 wpa_printf(MSG_DEBUG, "nl80211: No second BSS to reassign context to");
6129 static int cookie_handler(struct nl_msg *msg, void *arg)
6131 struct nlattr *tb[NL80211_ATTR_MAX + 1];
6132 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
6134 nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
6135 genlmsg_attrlen(gnlh, 0), NULL);
6136 if (tb[NL80211_ATTR_COOKIE])
6137 *cookie = nla_get_u64(tb[NL80211_ATTR_COOKIE]);
6142 static int nl80211_send_frame_cmd(struct i802_bss *bss,
6143 unsigned int freq, unsigned int wait,
6144 const u8 *buf, size_t buf_len,
6145 u64 *cookie_out, int no_cck, int no_ack,
6146 int offchanok, const u16 *csa_offs,
6147 size_t csa_offs_len)
6149 struct wpa_driver_nl80211_data *drv = bss->drv;
6154 wpa_printf(MSG_MSGDUMP, "nl80211: CMD_FRAME freq=%u wait=%u no_cck=%d "
6155 "no_ack=%d offchanok=%d",
6156 freq, wait, no_cck, no_ack, offchanok);
6157 wpa_hexdump(MSG_MSGDUMP, "CMD_FRAME", buf, buf_len);
6159 if (!(msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_FRAME)) ||
6160 (freq && nla_put_u32(msg, NL80211_ATTR_WIPHY_FREQ, freq)) ||
6161 (wait && nla_put_u32(msg, NL80211_ATTR_DURATION, wait)) ||
6162 (offchanok && ((drv->capa.flags & WPA_DRIVER_FLAGS_OFFCHANNEL_TX) ||
6163 drv->test_use_roc_tx) &&
6164 nla_put_flag(msg, NL80211_ATTR_OFFCHANNEL_TX_OK)) ||
6165 (no_cck && nla_put_flag(msg, NL80211_ATTR_TX_NO_CCK_RATE)) ||
6166 (no_ack && nla_put_flag(msg, NL80211_ATTR_DONT_WAIT_FOR_ACK)) ||
6167 (csa_offs && nla_put(msg, NL80211_ATTR_CSA_C_OFFSETS_TX,
6168 csa_offs_len * sizeof(u16), csa_offs)) ||
6169 nla_put(msg, NL80211_ATTR_FRAME, buf_len, buf))
6173 ret = send_and_recv_msgs(drv, msg, cookie_handler, &cookie);
6176 wpa_printf(MSG_DEBUG, "nl80211: Frame command failed: ret=%d "
6177 "(%s) (freq=%u wait=%u)", ret, strerror(-ret),
6180 wpa_printf(MSG_MSGDUMP, "nl80211: Frame TX command accepted%s; "
6181 "cookie 0x%llx", no_ack ? " (no ACK)" : "",
6182 (long long unsigned int) cookie);
6185 *cookie_out = no_ack ? (u64) -1 : cookie;
6194 static int wpa_driver_nl80211_send_action(struct i802_bss *bss,
6196 unsigned int wait_time,
6197 const u8 *dst, const u8 *src,
6199 const u8 *data, size_t data_len,
6202 struct wpa_driver_nl80211_data *drv = bss->drv;
6205 struct ieee80211_hdr *hdr;
6207 wpa_printf(MSG_DEBUG, "nl80211: Send Action frame (ifindex=%d, "
6208 "freq=%u MHz wait=%d ms no_cck=%d)",
6209 drv->ifindex, freq, wait_time, no_cck);
6211 buf = os_zalloc(24 + data_len);
6214 os_memcpy(buf + 24, data, data_len);
6215 hdr = (struct ieee80211_hdr *) buf;
6216 hdr->frame_control =
6217 IEEE80211_FC(WLAN_FC_TYPE_MGMT, WLAN_FC_STYPE_ACTION);
6218 os_memcpy(hdr->addr1, dst, ETH_ALEN);
6219 os_memcpy(hdr->addr2, src, ETH_ALEN);
6220 os_memcpy(hdr->addr3, bssid, ETH_ALEN);
6222 if (is_ap_interface(drv->nlmode) &&
6223 (!(drv->capa.flags & WPA_DRIVER_FLAGS_OFFCHANNEL_TX) ||
6224 (int) freq == bss->freq || drv->device_ap_sme ||
6226 ret = wpa_driver_nl80211_send_mlme(bss, buf, 24 + data_len,
6228 wait_time, NULL, 0);
6230 ret = nl80211_send_frame_cmd(bss, freq, wait_time, buf,
6232 &drv->send_action_cookie,
6233 no_cck, 0, 1, NULL, 0);
6240 static void wpa_driver_nl80211_send_action_cancel_wait(void *priv)
6242 struct i802_bss *bss = priv;
6243 struct wpa_driver_nl80211_data *drv = bss->drv;
6247 wpa_printf(MSG_DEBUG, "nl80211: Cancel TX frame wait: cookie=0x%llx",
6248 (long long unsigned int) drv->send_action_cookie);
6249 if (!(msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_FRAME_WAIT_CANCEL)) ||
6250 nla_put_u64(msg, NL80211_ATTR_COOKIE, drv->send_action_cookie)) {
6255 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
6257 wpa_printf(MSG_DEBUG, "nl80211: wait cancel failed: ret=%d "
6258 "(%s)", ret, strerror(-ret));
6262 static int wpa_driver_nl80211_remain_on_channel(void *priv, unsigned int freq,
6263 unsigned int duration)
6265 struct i802_bss *bss = priv;
6266 struct wpa_driver_nl80211_data *drv = bss->drv;
6271 if (!(msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_REMAIN_ON_CHANNEL)) ||
6272 nla_put_u32(msg, NL80211_ATTR_WIPHY_FREQ, freq) ||
6273 nla_put_u32(msg, NL80211_ATTR_DURATION, duration)) {
6279 ret = send_and_recv_msgs(drv, msg, cookie_handler, &cookie);
6281 wpa_printf(MSG_DEBUG, "nl80211: Remain-on-channel cookie "
6282 "0x%llx for freq=%u MHz duration=%u",
6283 (long long unsigned int) cookie, freq, duration);
6284 drv->remain_on_chan_cookie = cookie;
6285 drv->pending_remain_on_chan = 1;
6288 wpa_printf(MSG_DEBUG, "nl80211: Failed to request remain-on-channel "
6289 "(freq=%d duration=%u): %d (%s)",
6290 freq, duration, ret, strerror(-ret));
6295 static int wpa_driver_nl80211_cancel_remain_on_channel(void *priv)
6297 struct i802_bss *bss = priv;
6298 struct wpa_driver_nl80211_data *drv = bss->drv;
6302 if (!drv->pending_remain_on_chan) {
6303 wpa_printf(MSG_DEBUG, "nl80211: No pending remain-on-channel "
6308 wpa_printf(MSG_DEBUG, "nl80211: Cancel remain-on-channel with cookie "
6310 (long long unsigned int) drv->remain_on_chan_cookie);
6312 msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_CANCEL_REMAIN_ON_CHANNEL);
6314 nla_put_u64(msg, NL80211_ATTR_COOKIE, drv->remain_on_chan_cookie)) {
6319 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
6322 wpa_printf(MSG_DEBUG, "nl80211: Failed to cancel remain-on-channel: "
6323 "%d (%s)", ret, strerror(-ret));
6328 static int wpa_driver_nl80211_probe_req_report(struct i802_bss *bss, int report)
6330 struct wpa_driver_nl80211_data *drv = bss->drv;
6333 if (bss->nl_preq && drv->device_ap_sme &&
6334 is_ap_interface(drv->nlmode) && !bss->in_deinit &&
6337 * Do not disable Probe Request reporting that was
6338 * enabled in nl80211_setup_ap().
6340 wpa_printf(MSG_DEBUG, "nl80211: Skip disabling of "
6341 "Probe Request reporting nl_preq=%p while "
6342 "in AP mode", bss->nl_preq);
6343 } else if (bss->nl_preq) {
6344 wpa_printf(MSG_DEBUG, "nl80211: Disable Probe Request "
6345 "reporting nl_preq=%p", bss->nl_preq);
6346 nl80211_destroy_eloop_handle(&bss->nl_preq);
6352 wpa_printf(MSG_DEBUG, "nl80211: Probe Request reporting "
6353 "already on! nl_preq=%p", bss->nl_preq);
6357 bss->nl_preq = nl_create_handle(drv->global->nl_cb, "preq");
6358 if (bss->nl_preq == NULL)
6360 wpa_printf(MSG_DEBUG, "nl80211: Enable Probe Request "
6361 "reporting nl_preq=%p", bss->nl_preq);
6363 if (nl80211_register_frame(bss, bss->nl_preq,
6364 (WLAN_FC_TYPE_MGMT << 2) |
6365 (WLAN_FC_STYPE_PROBE_REQ << 4),
6369 nl80211_register_eloop_read(&bss->nl_preq,
6370 wpa_driver_nl80211_event_receive,
6376 nl_destroy_handles(&bss->nl_preq);
6381 static int nl80211_disable_11b_rates(struct wpa_driver_nl80211_data *drv,
6382 int ifindex, int disabled)
6385 struct nlattr *bands, *band;
6388 wpa_printf(MSG_DEBUG,
6389 "nl80211: NL80211_CMD_SET_TX_BITRATE_MASK (ifindex=%d %s)",
6390 ifindex, disabled ? "NL80211_TXRATE_LEGACY=OFDM-only" :
6391 "no NL80211_TXRATE_LEGACY constraint");
6393 msg = nl80211_ifindex_msg(drv, ifindex, 0,
6394 NL80211_CMD_SET_TX_BITRATE_MASK);
6398 bands = nla_nest_start(msg, NL80211_ATTR_TX_RATES);
6403 * Disable 2 GHz rates 1, 2, 5.5, 11 Mbps by masking out everything
6404 * else apart from 6, 9, 12, 18, 24, 36, 48, 54 Mbps from non-MCS
6405 * rates. All 5 GHz rates are left enabled.
6407 band = nla_nest_start(msg, NL80211_BAND_2GHZ);
6409 (disabled && nla_put(msg, NL80211_TXRATE_LEGACY, 8,
6410 "\x0c\x12\x18\x24\x30\x48\x60\x6c")))
6412 nla_nest_end(msg, band);
6414 nla_nest_end(msg, bands);
6416 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
6418 wpa_printf(MSG_DEBUG, "nl80211: Set TX rates failed: ret=%d "
6419 "(%s)", ret, strerror(-ret));
6421 drv->disabled_11b_rates = disabled;
6431 static int wpa_driver_nl80211_deinit_ap(void *priv)
6433 struct i802_bss *bss = priv;
6434 struct wpa_driver_nl80211_data *drv = bss->drv;
6435 if (!is_ap_interface(drv->nlmode))
6437 wpa_driver_nl80211_del_beacon(drv);
6438 bss->beacon_set = 0;
6441 * If the P2P GO interface was dynamically added, then it is
6442 * possible that the interface change to station is not possible.
6444 if (drv->nlmode == NL80211_IFTYPE_P2P_GO && bss->if_dynamic)
6447 return wpa_driver_nl80211_set_mode(priv, NL80211_IFTYPE_STATION);
6451 static int wpa_driver_nl80211_stop_ap(void *priv)
6453 struct i802_bss *bss = priv;
6454 struct wpa_driver_nl80211_data *drv = bss->drv;
6455 if (!is_ap_interface(drv->nlmode))
6457 wpa_driver_nl80211_del_beacon(drv);
6458 bss->beacon_set = 0;
6463 static int wpa_driver_nl80211_deinit_p2p_cli(void *priv)
6465 struct i802_bss *bss = priv;
6466 struct wpa_driver_nl80211_data *drv = bss->drv;
6467 if (drv->nlmode != NL80211_IFTYPE_P2P_CLIENT)
6471 * If the P2P Client interface was dynamically added, then it is
6472 * possible that the interface change to station is not possible.
6474 if (bss->if_dynamic)
6477 return wpa_driver_nl80211_set_mode(priv, NL80211_IFTYPE_STATION);
6481 static void wpa_driver_nl80211_resume(void *priv)
6483 struct i802_bss *bss = priv;
6484 enum nl80211_iftype nlmode = nl80211_get_ifmode(bss);
6486 if (i802_set_iface_flags(bss, 1))
6487 wpa_printf(MSG_DEBUG, "nl80211: Failed to set interface up on resume event");
6489 if (is_p2p_net_interface(nlmode))
6490 nl80211_disable_11b_rates(bss->drv, bss->drv->ifindex, 1);
6494 static int nl80211_signal_monitor(void *priv, int threshold, int hysteresis)
6496 struct i802_bss *bss = priv;
6497 struct wpa_driver_nl80211_data *drv = bss->drv;
6501 wpa_printf(MSG_DEBUG, "nl80211: Signal monitor threshold=%d "
6502 "hysteresis=%d", threshold, hysteresis);
6504 if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_SET_CQM)) ||
6505 !(cqm = nla_nest_start(msg, NL80211_ATTR_CQM)) ||
6506 nla_put_u32(msg, NL80211_ATTR_CQM_RSSI_THOLD, threshold) ||
6507 nla_put_u32(msg, NL80211_ATTR_CQM_RSSI_HYST, hysteresis)) {
6511 nla_nest_end(msg, cqm);
6513 return send_and_recv_msgs(drv, msg, NULL, NULL);
6517 static int get_channel_width(struct nl_msg *msg, void *arg)
6519 struct nlattr *tb[NL80211_ATTR_MAX + 1];
6520 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
6521 struct wpa_signal_info *sig_change = arg;
6523 nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
6524 genlmsg_attrlen(gnlh, 0), NULL);
6526 sig_change->center_frq1 = -1;
6527 sig_change->center_frq2 = -1;
6528 sig_change->chanwidth = CHAN_WIDTH_UNKNOWN;
6530 if (tb[NL80211_ATTR_CHANNEL_WIDTH]) {
6531 sig_change->chanwidth = convert2width(
6532 nla_get_u32(tb[NL80211_ATTR_CHANNEL_WIDTH]));
6533 if (tb[NL80211_ATTR_CENTER_FREQ1])
6534 sig_change->center_frq1 =
6535 nla_get_u32(tb[NL80211_ATTR_CENTER_FREQ1]);
6536 if (tb[NL80211_ATTR_CENTER_FREQ2])
6537 sig_change->center_frq2 =
6538 nla_get_u32(tb[NL80211_ATTR_CENTER_FREQ2]);
6545 static int nl80211_get_channel_width(struct wpa_driver_nl80211_data *drv,
6546 struct wpa_signal_info *sig)
6550 msg = nl80211_drv_msg(drv, 0, NL80211_CMD_GET_INTERFACE);
6551 return send_and_recv_msgs(drv, msg, get_channel_width, sig);
6555 static int nl80211_signal_poll(void *priv, struct wpa_signal_info *si)
6557 struct i802_bss *bss = priv;
6558 struct wpa_driver_nl80211_data *drv = bss->drv;
6561 os_memset(si, 0, sizeof(*si));
6562 res = nl80211_get_link_signal(drv, si);
6564 if (drv->nlmode != NL80211_IFTYPE_ADHOC &&
6565 drv->nlmode != NL80211_IFTYPE_MESH_POINT)
6567 si->current_signal = 0;
6570 res = nl80211_get_channel_width(drv, si);
6574 return nl80211_get_link_noise(drv, si);
6578 static int nl80211_send_frame(void *priv, const u8 *data, size_t data_len,
6581 struct i802_bss *bss = priv;
6582 return wpa_driver_nl80211_send_frame(bss, data, data_len, encrypt, 0,
6583 0, 0, 0, 0, NULL, 0);
6587 static int nl80211_set_param(void *priv, const char *param)
6589 wpa_printf(MSG_DEBUG, "nl80211: driver param='%s'", param);
6594 if (os_strstr(param, "use_p2p_group_interface=1")) {
6595 struct i802_bss *bss = priv;
6596 struct wpa_driver_nl80211_data *drv = bss->drv;
6598 wpa_printf(MSG_DEBUG, "nl80211: Use separate P2P group "
6600 drv->capa.flags |= WPA_DRIVER_FLAGS_P2P_CONCURRENT;
6601 drv->capa.flags |= WPA_DRIVER_FLAGS_P2P_MGMT_AND_NON_P2P;
6603 #endif /* CONFIG_P2P */
6605 if (os_strstr(param, "use_monitor=1")) {
6606 struct i802_bss *bss = priv;
6607 struct wpa_driver_nl80211_data *drv = bss->drv;
6608 drv->use_monitor = 1;
6611 if (os_strstr(param, "force_connect_cmd=1")) {
6612 struct i802_bss *bss = priv;
6613 struct wpa_driver_nl80211_data *drv = bss->drv;
6614 drv->capa.flags &= ~WPA_DRIVER_FLAGS_SME;
6615 drv->force_connect_cmd = 1;
6618 if (os_strstr(param, "no_offchannel_tx=1")) {
6619 struct i802_bss *bss = priv;
6620 struct wpa_driver_nl80211_data *drv = bss->drv;
6621 drv->capa.flags &= ~WPA_DRIVER_FLAGS_OFFCHANNEL_TX;
6622 drv->test_use_roc_tx = 1;
6629 static void * nl80211_global_init(void)
6631 struct nl80211_global *global;
6632 struct netlink_config *cfg;
6634 global = os_zalloc(sizeof(*global));
6637 global->ioctl_sock = -1;
6638 dl_list_init(&global->interfaces);
6639 global->if_add_ifindex = -1;
6641 cfg = os_zalloc(sizeof(*cfg));
6646 cfg->newlink_cb = wpa_driver_nl80211_event_rtm_newlink;
6647 cfg->dellink_cb = wpa_driver_nl80211_event_rtm_dellink;
6648 global->netlink = netlink_init(cfg);
6649 if (global->netlink == NULL) {
6654 if (wpa_driver_nl80211_init_nl_global(global) < 0)
6657 global->ioctl_sock = socket(PF_INET, SOCK_DGRAM, 0);
6658 if (global->ioctl_sock < 0) {
6659 wpa_printf(MSG_ERROR, "nl80211: socket(PF_INET,SOCK_DGRAM) failed: %s",
6667 nl80211_global_deinit(global);
6672 static void nl80211_global_deinit(void *priv)
6674 struct nl80211_global *global = priv;
6677 if (!dl_list_empty(&global->interfaces)) {
6678 wpa_printf(MSG_ERROR, "nl80211: %u interface(s) remain at "
6679 "nl80211_global_deinit",
6680 dl_list_len(&global->interfaces));
6683 if (global->netlink)
6684 netlink_deinit(global->netlink);
6686 nl_destroy_handles(&global->nl);
6688 if (global->nl_event)
6689 nl80211_destroy_eloop_handle(&global->nl_event);
6691 nl_cb_put(global->nl_cb);
6693 if (global->ioctl_sock >= 0)
6694 close(global->ioctl_sock);
6700 static const char * nl80211_get_radio_name(void *priv)
6702 struct i802_bss *bss = priv;
6703 struct wpa_driver_nl80211_data *drv = bss->drv;
6704 return drv->phyname;
6708 static int nl80211_pmkid(struct i802_bss *bss, int cmd, const u8 *bssid,
6713 if (!(msg = nl80211_bss_msg(bss, 0, cmd)) ||
6714 (pmkid && nla_put(msg, NL80211_ATTR_PMKID, 16, pmkid)) ||
6715 (bssid && nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, bssid))) {
6720 return send_and_recv_msgs(bss->drv, msg, NULL, NULL);
6724 static int nl80211_add_pmkid(void *priv, const u8 *bssid, const u8 *pmkid)
6726 struct i802_bss *bss = priv;
6727 wpa_printf(MSG_DEBUG, "nl80211: Add PMKID for " MACSTR, MAC2STR(bssid));
6728 return nl80211_pmkid(bss, NL80211_CMD_SET_PMKSA, bssid, pmkid);
6732 static int nl80211_remove_pmkid(void *priv, const u8 *bssid, const u8 *pmkid)
6734 struct i802_bss *bss = priv;
6735 wpa_printf(MSG_DEBUG, "nl80211: Delete PMKID for " MACSTR,
6737 return nl80211_pmkid(bss, NL80211_CMD_DEL_PMKSA, bssid, pmkid);
6741 static int nl80211_flush_pmkid(void *priv)
6743 struct i802_bss *bss = priv;
6744 wpa_printf(MSG_DEBUG, "nl80211: Flush PMKIDs");
6745 return nl80211_pmkid(bss, NL80211_CMD_FLUSH_PMKSA, NULL, NULL);
6749 static void clean_survey_results(struct survey_results *survey_results)
6751 struct freq_survey *survey, *tmp;
6753 if (dl_list_empty(&survey_results->survey_list))
6756 dl_list_for_each_safe(survey, tmp, &survey_results->survey_list,
6757 struct freq_survey, list) {
6758 dl_list_del(&survey->list);
6764 static void add_survey(struct nlattr **sinfo, u32 ifidx,
6765 struct dl_list *survey_list)
6767 struct freq_survey *survey;
6769 survey = os_zalloc(sizeof(struct freq_survey));
6773 survey->ifidx = ifidx;
6774 survey->freq = nla_get_u32(sinfo[NL80211_SURVEY_INFO_FREQUENCY]);
6777 if (sinfo[NL80211_SURVEY_INFO_NOISE]) {
6778 survey->nf = (int8_t)
6779 nla_get_u8(sinfo[NL80211_SURVEY_INFO_NOISE]);
6780 survey->filled |= SURVEY_HAS_NF;
6783 if (sinfo[NL80211_SURVEY_INFO_CHANNEL_TIME]) {
6784 survey->channel_time =
6785 nla_get_u64(sinfo[NL80211_SURVEY_INFO_CHANNEL_TIME]);
6786 survey->filled |= SURVEY_HAS_CHAN_TIME;
6789 if (sinfo[NL80211_SURVEY_INFO_CHANNEL_TIME_BUSY]) {
6790 survey->channel_time_busy =
6791 nla_get_u64(sinfo[NL80211_SURVEY_INFO_CHANNEL_TIME_BUSY]);
6792 survey->filled |= SURVEY_HAS_CHAN_TIME_BUSY;
6795 if (sinfo[NL80211_SURVEY_INFO_CHANNEL_TIME_RX]) {
6796 survey->channel_time_rx =
6797 nla_get_u64(sinfo[NL80211_SURVEY_INFO_CHANNEL_TIME_RX]);
6798 survey->filled |= SURVEY_HAS_CHAN_TIME_RX;
6801 if (sinfo[NL80211_SURVEY_INFO_CHANNEL_TIME_TX]) {
6802 survey->channel_time_tx =
6803 nla_get_u64(sinfo[NL80211_SURVEY_INFO_CHANNEL_TIME_TX]);
6804 survey->filled |= SURVEY_HAS_CHAN_TIME_TX;
6807 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)",
6810 (unsigned long int) survey->channel_time,
6811 (unsigned long int) survey->channel_time_busy,
6812 (unsigned long int) survey->channel_time_tx,
6813 (unsigned long int) survey->channel_time_rx,
6816 dl_list_add_tail(survey_list, &survey->list);
6820 static int check_survey_ok(struct nlattr **sinfo, u32 surveyed_freq,
6821 unsigned int freq_filter)
6826 return freq_filter == surveyed_freq;
6830 static int survey_handler(struct nl_msg *msg, void *arg)
6832 struct nlattr *tb[NL80211_ATTR_MAX + 1];
6833 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
6834 struct nlattr *sinfo[NL80211_SURVEY_INFO_MAX + 1];
6835 struct survey_results *survey_results;
6836 u32 surveyed_freq = 0;
6839 static struct nla_policy survey_policy[NL80211_SURVEY_INFO_MAX + 1] = {
6840 [NL80211_SURVEY_INFO_FREQUENCY] = { .type = NLA_U32 },
6841 [NL80211_SURVEY_INFO_NOISE] = { .type = NLA_U8 },
6844 survey_results = (struct survey_results *) arg;
6846 nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
6847 genlmsg_attrlen(gnlh, 0), NULL);
6849 if (!tb[NL80211_ATTR_IFINDEX])
6852 ifidx = nla_get_u32(tb[NL80211_ATTR_IFINDEX]);
6854 if (!tb[NL80211_ATTR_SURVEY_INFO])
6857 if (nla_parse_nested(sinfo, NL80211_SURVEY_INFO_MAX,
6858 tb[NL80211_ATTR_SURVEY_INFO],
6862 if (!sinfo[NL80211_SURVEY_INFO_FREQUENCY]) {
6863 wpa_printf(MSG_ERROR, "nl80211: Invalid survey data");
6867 surveyed_freq = nla_get_u32(sinfo[NL80211_SURVEY_INFO_FREQUENCY]);
6869 if (!check_survey_ok(sinfo, surveyed_freq,
6870 survey_results->freq_filter))
6873 if (survey_results->freq_filter &&
6874 survey_results->freq_filter != surveyed_freq) {
6875 wpa_printf(MSG_EXCESSIVE, "nl80211: Ignoring survey data for freq %d MHz",
6880 add_survey(sinfo, ifidx, &survey_results->survey_list);
6886 static int wpa_driver_nl80211_get_survey(void *priv, unsigned int freq)
6888 struct i802_bss *bss = priv;
6889 struct wpa_driver_nl80211_data *drv = bss->drv;
6892 union wpa_event_data data;
6893 struct survey_results *survey_results;
6895 os_memset(&data, 0, sizeof(data));
6896 survey_results = &data.survey_results;
6898 dl_list_init(&survey_results->survey_list);
6900 msg = nl80211_drv_msg(drv, NLM_F_DUMP, NL80211_CMD_GET_SURVEY);
6905 data.survey_results.freq_filter = freq;
6908 wpa_printf(MSG_DEBUG, "nl80211: Fetch survey data");
6909 err = send_and_recv_msgs(drv, msg, survey_handler,
6914 wpa_printf(MSG_ERROR, "nl80211: Failed to process survey data");
6916 wpa_supplicant_event(drv->ctx, EVENT_SURVEY, &data);
6918 clean_survey_results(survey_results);
6923 static void nl80211_set_rekey_info(void *priv, const u8 *kek, size_t kek_len,
6924 const u8 *kck, size_t kck_len,
6925 const u8 *replay_ctr)
6927 struct i802_bss *bss = priv;
6928 struct wpa_driver_nl80211_data *drv = bss->drv;
6929 struct nlattr *replay_nested;
6933 if (!drv->set_rekey_offload)
6936 wpa_printf(MSG_DEBUG, "nl80211: Set rekey offload");
6937 if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_SET_REKEY_OFFLOAD)) ||
6938 !(replay_nested = nla_nest_start(msg, NL80211_ATTR_REKEY_DATA)) ||
6939 nla_put(msg, NL80211_REKEY_DATA_KEK, kek_len, kek) ||
6940 nla_put(msg, NL80211_REKEY_DATA_KCK, kck_len, kck) ||
6941 nla_put(msg, NL80211_REKEY_DATA_REPLAY_CTR, NL80211_REPLAY_CTR_LEN,
6943 nl80211_nlmsg_clear(msg);
6948 nla_nest_end(msg, replay_nested);
6950 ret = send_and_recv_msgs(drv, msg, NULL, (void *) -1);
6951 if (ret == -EOPNOTSUPP) {
6952 wpa_printf(MSG_DEBUG,
6953 "nl80211: Driver does not support rekey offload");
6954 drv->set_rekey_offload = 0;
6959 static void nl80211_send_null_frame(struct i802_bss *bss, const u8 *own_addr,
6960 const u8 *addr, int qos)
6962 /* send data frame to poll STA and check whether
6963 * this frame is ACKed */
6965 struct ieee80211_hdr hdr;
6967 } STRUCT_PACKED nulldata;
6970 /* Send data frame to poll STA and check whether this frame is ACKed */
6972 os_memset(&nulldata, 0, sizeof(nulldata));
6975 nulldata.hdr.frame_control =
6976 IEEE80211_FC(WLAN_FC_TYPE_DATA,
6977 WLAN_FC_STYPE_QOS_NULL);
6978 size = sizeof(nulldata);
6980 nulldata.hdr.frame_control =
6981 IEEE80211_FC(WLAN_FC_TYPE_DATA,
6982 WLAN_FC_STYPE_NULLFUNC);
6983 size = sizeof(struct ieee80211_hdr);
6986 nulldata.hdr.frame_control |= host_to_le16(WLAN_FC_FROMDS);
6987 os_memcpy(nulldata.hdr.IEEE80211_DA_FROMDS, addr, ETH_ALEN);
6988 os_memcpy(nulldata.hdr.IEEE80211_BSSID_FROMDS, own_addr, ETH_ALEN);
6989 os_memcpy(nulldata.hdr.IEEE80211_SA_FROMDS, own_addr, ETH_ALEN);
6991 if (wpa_driver_nl80211_send_mlme(bss, (u8 *) &nulldata, size, 0, 0, 0,
6993 wpa_printf(MSG_DEBUG, "nl80211_send_null_frame: Failed to "
6997 static void nl80211_poll_client(void *priv, const u8 *own_addr, const u8 *addr,
7000 struct i802_bss *bss = priv;
7001 struct wpa_driver_nl80211_data *drv = bss->drv;
7005 if (!drv->poll_command_supported) {
7006 nl80211_send_null_frame(bss, own_addr, addr, qos);
7010 if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_PROBE_CLIENT)) ||
7011 nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr)) {
7016 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
7018 wpa_printf(MSG_DEBUG, "nl80211: Client probe request for "
7019 MACSTR " failed: ret=%d (%s)",
7020 MAC2STR(addr), ret, strerror(-ret));
7025 static int nl80211_set_power_save(struct i802_bss *bss, int enabled)
7029 if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_SET_POWER_SAVE)) ||
7030 nla_put_u32(msg, NL80211_ATTR_PS_STATE,
7031 enabled ? NL80211_PS_ENABLED : NL80211_PS_DISABLED)) {
7035 return send_and_recv_msgs(bss->drv, msg, NULL, NULL);
7039 static int nl80211_set_p2p_powersave(void *priv, int legacy_ps, int opp_ps,
7042 struct i802_bss *bss = priv;
7044 wpa_printf(MSG_DEBUG, "nl80211: set_p2p_powersave (legacy_ps=%d "
7045 "opp_ps=%d ctwindow=%d)", legacy_ps, opp_ps, ctwindow);
7047 if (opp_ps != -1 || ctwindow != -1) {
7049 wpa_driver_set_p2p_ps(priv, legacy_ps, opp_ps, ctwindow);
7050 #else /* ANDROID_P2P */
7051 return -1; /* Not yet supported */
7052 #endif /* ANDROID_P2P */
7055 if (legacy_ps == -1)
7057 if (legacy_ps != 0 && legacy_ps != 1)
7058 return -1; /* Not yet supported */
7060 return nl80211_set_power_save(bss, legacy_ps);
7064 static int nl80211_start_radar_detection(void *priv,
7065 struct hostapd_freq_params *freq)
7067 struct i802_bss *bss = priv;
7068 struct wpa_driver_nl80211_data *drv = bss->drv;
7072 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)",
7073 freq->freq, freq->ht_enabled, freq->vht_enabled,
7074 freq->bandwidth, freq->center_freq1, freq->center_freq2);
7076 if (!(drv->capa.flags & WPA_DRIVER_FLAGS_RADAR)) {
7077 wpa_printf(MSG_DEBUG, "nl80211: Driver does not support radar "
7082 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_RADAR_DETECT)) ||
7083 nl80211_put_freq_params(msg, freq) < 0) {
7088 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
7091 wpa_printf(MSG_DEBUG, "nl80211: Failed to start radar detection: "
7092 "%d (%s)", ret, strerror(-ret));
7098 static int nl80211_send_tdls_mgmt(void *priv, const u8 *dst, u8 action_code,
7099 u8 dialog_token, u16 status_code,
7100 u32 peer_capab, int initiator, const u8 *buf,
7103 struct i802_bss *bss = priv;
7104 struct wpa_driver_nl80211_data *drv = bss->drv;
7107 if (!(drv->capa.flags & WPA_DRIVER_FLAGS_TDLS_SUPPORT))
7113 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_TDLS_MGMT)) ||
7114 nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, dst) ||
7115 nla_put_u8(msg, NL80211_ATTR_TDLS_ACTION, action_code) ||
7116 nla_put_u8(msg, NL80211_ATTR_TDLS_DIALOG_TOKEN, dialog_token) ||
7117 nla_put_u16(msg, NL80211_ATTR_STATUS_CODE, status_code))
7121 * The internal enum tdls_peer_capability definition is
7122 * currently identical with the nl80211 enum
7123 * nl80211_tdls_peer_capability, so no conversion is needed
7126 if (nla_put_u32(msg, NL80211_ATTR_TDLS_PEER_CAPABILITY,
7131 nla_put_flag(msg, NL80211_ATTR_TDLS_INITIATOR)) ||
7132 nla_put(msg, NL80211_ATTR_IE, len, buf))
7135 return send_and_recv_msgs(drv, msg, NULL, NULL);
7143 static int nl80211_tdls_oper(void *priv, enum tdls_oper oper, const u8 *peer)
7145 struct i802_bss *bss = priv;
7146 struct wpa_driver_nl80211_data *drv = bss->drv;
7148 enum nl80211_tdls_operation nl80211_oper;
7150 if (!(drv->capa.flags & WPA_DRIVER_FLAGS_TDLS_SUPPORT))
7154 case TDLS_DISCOVERY_REQ:
7155 nl80211_oper = NL80211_TDLS_DISCOVERY_REQ;
7158 nl80211_oper = NL80211_TDLS_SETUP;
7161 nl80211_oper = NL80211_TDLS_TEARDOWN;
7163 case TDLS_ENABLE_LINK:
7164 nl80211_oper = NL80211_TDLS_ENABLE_LINK;
7166 case TDLS_DISABLE_LINK:
7167 nl80211_oper = NL80211_TDLS_DISABLE_LINK;
7177 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_TDLS_OPER)) ||
7178 nla_put_u8(msg, NL80211_ATTR_TDLS_OPERATION, nl80211_oper) ||
7179 nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, peer)) {
7184 return send_and_recv_msgs(drv, msg, NULL, NULL);
7189 nl80211_tdls_enable_channel_switch(void *priv, const u8 *addr, u8 oper_class,
7190 const struct hostapd_freq_params *params)
7192 struct i802_bss *bss = priv;
7193 struct wpa_driver_nl80211_data *drv = bss->drv;
7197 if (!(drv->capa.flags & WPA_DRIVER_FLAGS_TDLS_SUPPORT) ||
7198 !(drv->capa.flags & WPA_DRIVER_FLAGS_TDLS_CHANNEL_SWITCH))
7201 wpa_printf(MSG_DEBUG, "nl80211: Enable TDLS channel switch " MACSTR
7202 " oper_class=%u freq=%u",
7203 MAC2STR(addr), oper_class, params->freq);
7204 msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_TDLS_CHANNEL_SWITCH);
7206 nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr) ||
7207 nla_put_u8(msg, NL80211_ATTR_OPER_CLASS, oper_class) ||
7208 (ret = nl80211_put_freq_params(msg, params))) {
7210 wpa_printf(MSG_DEBUG, "nl80211: Could not build TDLS chan switch");
7214 return send_and_recv_msgs(drv, msg, NULL, NULL);
7219 nl80211_tdls_disable_channel_switch(void *priv, const u8 *addr)
7221 struct i802_bss *bss = priv;
7222 struct wpa_driver_nl80211_data *drv = bss->drv;
7225 if (!(drv->capa.flags & WPA_DRIVER_FLAGS_TDLS_SUPPORT) ||
7226 !(drv->capa.flags & WPA_DRIVER_FLAGS_TDLS_CHANNEL_SWITCH))
7229 wpa_printf(MSG_DEBUG, "nl80211: Disable TDLS channel switch " MACSTR,
7231 msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_TDLS_CANCEL_CHANNEL_SWITCH);
7233 nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr)) {
7235 wpa_printf(MSG_DEBUG,
7236 "nl80211: Could not build TDLS cancel chan switch");
7240 return send_and_recv_msgs(drv, msg, NULL, NULL);
7243 #endif /* CONFIG TDLS */
7246 static int driver_nl80211_set_key(const char *ifname, void *priv,
7247 enum wpa_alg alg, const u8 *addr,
7248 int key_idx, int set_tx,
7249 const u8 *seq, size_t seq_len,
7250 const u8 *key, size_t key_len)
7252 struct i802_bss *bss = priv;
7253 return wpa_driver_nl80211_set_key(ifname, bss, alg, addr, key_idx,
7254 set_tx, seq, seq_len, key, key_len);
7258 static int driver_nl80211_scan2(void *priv,
7259 struct wpa_driver_scan_params *params)
7261 struct i802_bss *bss = priv;
7262 #ifdef CONFIG_DRIVER_NL80211_QCA
7263 struct wpa_driver_nl80211_data *drv = bss->drv;
7266 * Do a vendor specific scan if possible. If only_new_results is
7267 * set, do a normal scan since a kernel (cfg80211) BSS cache flush
7268 * cannot be achieved through a vendor scan. The below condition may
7269 * need to be modified if new scan flags are added in the future whose
7270 * functionality can only be achieved through a normal scan.
7272 if (drv->scan_vendor_cmd_avail && !params->only_new_results)
7273 return wpa_driver_nl80211_vendor_scan(bss, params);
7274 #endif /* CONFIG_DRIVER_NL80211_QCA */
7275 return wpa_driver_nl80211_scan(bss, params);
7279 static int driver_nl80211_deauthenticate(void *priv, const u8 *addr,
7282 struct i802_bss *bss = priv;
7283 return wpa_driver_nl80211_deauthenticate(bss, addr, reason_code);
7287 static int driver_nl80211_authenticate(void *priv,
7288 struct wpa_driver_auth_params *params)
7290 struct i802_bss *bss = priv;
7291 return wpa_driver_nl80211_authenticate(bss, params);
7295 static void driver_nl80211_deinit(void *priv)
7297 struct i802_bss *bss = priv;
7298 wpa_driver_nl80211_deinit(bss);
7302 static int driver_nl80211_if_remove(void *priv, enum wpa_driver_if_type type,
7305 struct i802_bss *bss = priv;
7306 return wpa_driver_nl80211_if_remove(bss, type, ifname);
7310 static int driver_nl80211_send_mlme(void *priv, const u8 *data,
7311 size_t data_len, int noack,
7313 const u16 *csa_offs, size_t csa_offs_len)
7315 struct i802_bss *bss = priv;
7316 return wpa_driver_nl80211_send_mlme(bss, data, data_len, noack,
7317 freq, 0, 0, 0, csa_offs,
7322 static int driver_nl80211_sta_remove(void *priv, const u8 *addr)
7324 struct i802_bss *bss = priv;
7325 return wpa_driver_nl80211_sta_remove(bss, addr, -1, 0);
7329 static int driver_nl80211_set_sta_vlan(void *priv, const u8 *addr,
7330 const char *ifname, int vlan_id)
7332 struct i802_bss *bss = priv;
7333 return i802_set_sta_vlan(bss, addr, ifname, vlan_id);
7337 static int driver_nl80211_read_sta_data(void *priv,
7338 struct hostap_sta_driver_data *data,
7341 struct i802_bss *bss = priv;
7342 return i802_read_sta_data(bss, data, addr);
7346 static int driver_nl80211_send_action(void *priv, unsigned int freq,
7347 unsigned int wait_time,
7348 const u8 *dst, const u8 *src,
7350 const u8 *data, size_t data_len,
7353 struct i802_bss *bss = priv;
7354 return wpa_driver_nl80211_send_action(bss, freq, wait_time, dst, src,
7355 bssid, data, data_len, no_cck);
7359 static int driver_nl80211_probe_req_report(void *priv, int report)
7361 struct i802_bss *bss = priv;
7362 return wpa_driver_nl80211_probe_req_report(bss, report);
7366 static int wpa_driver_nl80211_update_ft_ies(void *priv, const u8 *md,
7367 const u8 *ies, size_t ies_len)
7371 struct i802_bss *bss = priv;
7372 struct wpa_driver_nl80211_data *drv = bss->drv;
7373 u16 mdid = WPA_GET_LE16(md);
7375 wpa_printf(MSG_DEBUG, "nl80211: Updating FT IEs");
7376 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_UPDATE_FT_IES)) ||
7377 nla_put(msg, NL80211_ATTR_IE, ies_len, ies) ||
7378 nla_put_u16(msg, NL80211_ATTR_MDID, mdid)) {
7383 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
7385 wpa_printf(MSG_DEBUG, "nl80211: update_ft_ies failed "
7386 "err=%d (%s)", ret, strerror(-ret));
7393 const u8 * wpa_driver_nl80211_get_macaddr(void *priv)
7395 struct i802_bss *bss = priv;
7396 struct wpa_driver_nl80211_data *drv = bss->drv;
7398 if (drv->nlmode != NL80211_IFTYPE_P2P_DEVICE)
7405 static const char * scan_state_str(enum scan_states scan_state)
7407 switch (scan_state) {
7410 case SCAN_REQUESTED:
7411 return "SCAN_REQUESTED";
7413 return "SCAN_STARTED";
7414 case SCAN_COMPLETED:
7415 return "SCAN_COMPLETED";
7417 return "SCAN_ABORTED";
7418 case SCHED_SCAN_STARTED:
7419 return "SCHED_SCAN_STARTED";
7420 case SCHED_SCAN_STOPPED:
7421 return "SCHED_SCAN_STOPPED";
7422 case SCHED_SCAN_RESULTS:
7423 return "SCHED_SCAN_RESULTS";
7430 static int wpa_driver_nl80211_status(void *priv, char *buf, size_t buflen)
7432 struct i802_bss *bss = priv;
7433 struct wpa_driver_nl80211_data *drv = bss->drv;
7440 res = os_snprintf(pos, end - pos,
7452 bss->beacon_set ? "beacon_set=1\n" : "",
7453 bss->added_if_into_bridge ?
7454 "added_if_into_bridge=1\n" : "",
7455 bss->added_bridge ? "added_bridge=1\n" : "",
7456 bss->in_deinit ? "in_deinit=1\n" : "",
7457 bss->if_dynamic ? "if_dynamic=1\n" : "");
7458 if (os_snprintf_error(end - pos, res))
7462 if (bss->wdev_id_set) {
7463 res = os_snprintf(pos, end - pos, "wdev_id=%llu\n",
7464 (unsigned long long) bss->wdev_id);
7465 if (os_snprintf_error(end - pos, res))
7470 res = os_snprintf(pos, end - pos,
7472 "perm_addr=" MACSTR "\n"
7476 "auth_bssid=" MACSTR "\n"
7477 "auth_attempt_bssid=" MACSTR "\n"
7478 "bssid=" MACSTR "\n"
7479 "prev_bssid=" MACSTR "\n"
7483 "monitor_ifidx=%d\n"
7484 "monitor_refcount=%d\n"
7485 "last_mgmt_freq=%u\n"
7486 "eapol_tx_sock=%d\n"
7487 "%s%s%s%s%s%s%s%s%s%s%s%s%s",
7489 MAC2STR(drv->perm_addr),
7492 scan_state_str(drv->scan_state),
7493 MAC2STR(drv->auth_bssid),
7494 MAC2STR(drv->auth_attempt_bssid),
7495 MAC2STR(drv->bssid),
7496 MAC2STR(drv->prev_bssid),
7501 drv->monitor_refcount,
7502 drv->last_mgmt_freq,
7504 drv->ignore_if_down_event ?
7505 "ignore_if_down_event=1\n" : "",
7506 drv->scan_complete_events ?
7507 "scan_complete_events=1\n" : "",
7508 drv->disabled_11b_rates ?
7509 "disabled_11b_rates=1\n" : "",
7510 drv->pending_remain_on_chan ?
7511 "pending_remain_on_chan=1\n" : "",
7512 drv->in_interface_list ? "in_interface_list=1\n" : "",
7513 drv->device_ap_sme ? "device_ap_sme=1\n" : "",
7514 drv->poll_command_supported ?
7515 "poll_command_supported=1\n" : "",
7516 drv->data_tx_status ? "data_tx_status=1\n" : "",
7517 drv->scan_for_auth ? "scan_for_auth=1\n" : "",
7518 drv->retry_auth ? "retry_auth=1\n" : "",
7519 drv->use_monitor ? "use_monitor=1\n" : "",
7520 drv->ignore_next_local_disconnect ?
7521 "ignore_next_local_disconnect=1\n" : "",
7522 drv->ignore_next_local_deauth ?
7523 "ignore_next_local_deauth=1\n" : "");
7524 if (os_snprintf_error(end - pos, res))
7528 if (drv->has_capability) {
7529 res = os_snprintf(pos, end - pos,
7530 "capa.key_mgmt=0x%x\n"
7533 "capa.flags=0x%llx\n"
7534 "capa.rrm_flags=0x%x\n"
7535 "capa.max_scan_ssids=%d\n"
7536 "capa.max_sched_scan_ssids=%d\n"
7537 "capa.sched_scan_supported=%d\n"
7538 "capa.max_match_sets=%d\n"
7539 "capa.max_remain_on_chan=%u\n"
7540 "capa.max_stations=%u\n"
7541 "capa.probe_resp_offloads=0x%x\n"
7542 "capa.max_acl_mac_addrs=%u\n"
7543 "capa.num_multichan_concurrent=%u\n"
7544 "capa.mac_addr_rand_sched_scan_supported=%d\n"
7545 "capa.mac_addr_rand_scan_supported=%d\n"
7546 "capa.conc_capab=%u\n"
7547 "capa.max_conc_chan_2_4=%u\n"
7548 "capa.max_conc_chan_5_0=%u\n"
7549 "capa.max_sched_scan_plans=%u\n"
7550 "capa.max_sched_scan_plan_interval=%u\n"
7551 "capa.max_sched_scan_plan_iterations=%u\n",
7555 (unsigned long long) drv->capa.flags,
7556 drv->capa.rrm_flags,
7557 drv->capa.max_scan_ssids,
7558 drv->capa.max_sched_scan_ssids,
7559 drv->capa.sched_scan_supported,
7560 drv->capa.max_match_sets,
7561 drv->capa.max_remain_on_chan,
7562 drv->capa.max_stations,
7563 drv->capa.probe_resp_offloads,
7564 drv->capa.max_acl_mac_addrs,
7565 drv->capa.num_multichan_concurrent,
7566 drv->capa.mac_addr_rand_sched_scan_supported,
7567 drv->capa.mac_addr_rand_scan_supported,
7568 drv->capa.conc_capab,
7569 drv->capa.max_conc_chan_2_4,
7570 drv->capa.max_conc_chan_5_0,
7571 drv->capa.max_sched_scan_plans,
7572 drv->capa.max_sched_scan_plan_interval,
7573 drv->capa.max_sched_scan_plan_iterations);
7574 if (os_snprintf_error(end - pos, res))
7583 static int set_beacon_data(struct nl_msg *msg, struct beacon_data *settings)
7585 if ((settings->head &&
7586 nla_put(msg, NL80211_ATTR_BEACON_HEAD,
7587 settings->head_len, settings->head)) ||
7589 nla_put(msg, NL80211_ATTR_BEACON_TAIL,
7590 settings->tail_len, settings->tail)) ||
7591 (settings->beacon_ies &&
7592 nla_put(msg, NL80211_ATTR_IE,
7593 settings->beacon_ies_len, settings->beacon_ies)) ||
7594 (settings->proberesp_ies &&
7595 nla_put(msg, NL80211_ATTR_IE_PROBE_RESP,
7596 settings->proberesp_ies_len, settings->proberesp_ies)) ||
7597 (settings->assocresp_ies &&
7598 nla_put(msg, NL80211_ATTR_IE_ASSOC_RESP,
7599 settings->assocresp_ies_len, settings->assocresp_ies)) ||
7600 (settings->probe_resp &&
7601 nla_put(msg, NL80211_ATTR_PROBE_RESP,
7602 settings->probe_resp_len, settings->probe_resp)))
7609 static int nl80211_switch_channel(void *priv, struct csa_settings *settings)
7612 struct i802_bss *bss = priv;
7613 struct wpa_driver_nl80211_data *drv = bss->drv;
7614 struct nlattr *beacon_csa;
7616 int csa_off_len = 0;
7619 wpa_printf(MSG_DEBUG, "nl80211: Channel switch request (cs_count=%u block_tx=%u freq=%d width=%d cf1=%d cf2=%d)",
7620 settings->cs_count, settings->block_tx,
7621 settings->freq_params.freq, settings->freq_params.bandwidth,
7622 settings->freq_params.center_freq1,
7623 settings->freq_params.center_freq2);
7625 if (!(drv->capa.flags & WPA_DRIVER_FLAGS_AP_CSA)) {
7626 wpa_printf(MSG_DEBUG, "nl80211: Driver does not support channel switch command");
7630 if ((drv->nlmode != NL80211_IFTYPE_AP) &&
7631 (drv->nlmode != NL80211_IFTYPE_P2P_GO))
7635 * Remove empty counters, assuming Probe Response and Beacon frame
7636 * counters match. This implementation assumes that there are only two
7639 if (settings->counter_offset_beacon[0] &&
7640 !settings->counter_offset_beacon[1]) {
7642 } else if (settings->counter_offset_beacon[1] &&
7643 !settings->counter_offset_beacon[0]) {
7645 settings->counter_offset_beacon[0] =
7646 settings->counter_offset_beacon[1];
7647 settings->counter_offset_presp[0] =
7648 settings->counter_offset_presp[1];
7649 } else if (settings->counter_offset_beacon[1] &&
7650 settings->counter_offset_beacon[0]) {
7653 wpa_printf(MSG_ERROR, "nl80211: No CSA counters provided");
7657 /* Check CSA counters validity */
7658 if (drv->capa.max_csa_counters &&
7659 csa_off_len > drv->capa.max_csa_counters) {
7660 wpa_printf(MSG_ERROR,
7661 "nl80211: Too many CSA counters provided");
7665 if (!settings->beacon_csa.tail)
7668 for (i = 0; i < csa_off_len; i++) {
7669 u16 csa_c_off_bcn = settings->counter_offset_beacon[i];
7670 u16 csa_c_off_presp = settings->counter_offset_presp[i];
7672 if ((settings->beacon_csa.tail_len <= csa_c_off_bcn) ||
7673 (settings->beacon_csa.tail[csa_c_off_bcn] !=
7674 settings->cs_count))
7677 if (settings->beacon_csa.probe_resp &&
7678 ((settings->beacon_csa.probe_resp_len <=
7680 (settings->beacon_csa.probe_resp[csa_c_off_presp] !=
7681 settings->cs_count)))
7685 if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_CHANNEL_SWITCH)) ||
7686 nla_put_u32(msg, NL80211_ATTR_CH_SWITCH_COUNT,
7687 settings->cs_count) ||
7688 (ret = nl80211_put_freq_params(msg, &settings->freq_params)) ||
7689 (settings->block_tx &&
7690 nla_put_flag(msg, NL80211_ATTR_CH_SWITCH_BLOCK_TX)))
7693 /* beacon_after params */
7694 ret = set_beacon_data(msg, &settings->beacon_after);
7698 /* beacon_csa params */
7699 beacon_csa = nla_nest_start(msg, NL80211_ATTR_CSA_IES);
7703 ret = set_beacon_data(msg, &settings->beacon_csa);
7707 if (nla_put(msg, NL80211_ATTR_CSA_C_OFF_BEACON,
7708 csa_off_len * sizeof(u16),
7709 settings->counter_offset_beacon) ||
7710 (settings->beacon_csa.probe_resp &&
7711 nla_put(msg, NL80211_ATTR_CSA_C_OFF_PRESP,
7712 csa_off_len * sizeof(u16),
7713 settings->counter_offset_presp)))
7716 nla_nest_end(msg, beacon_csa);
7717 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
7719 wpa_printf(MSG_DEBUG, "nl80211: switch_channel failed err=%d (%s)",
7720 ret, strerror(-ret));
7728 wpa_printf(MSG_DEBUG, "nl80211: Could not build channel switch request");
7733 static int nl80211_add_ts(void *priv, u8 tsid, const u8 *addr,
7734 u8 user_priority, u16 admitted_time)
7736 struct i802_bss *bss = priv;
7737 struct wpa_driver_nl80211_data *drv = bss->drv;
7741 wpa_printf(MSG_DEBUG,
7742 "nl80211: add_ts request: tsid=%u admitted_time=%u up=%d",
7743 tsid, admitted_time, user_priority);
7745 if (!is_sta_interface(drv->nlmode))
7748 msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_ADD_TX_TS);
7750 nla_put_u8(msg, NL80211_ATTR_TSID, tsid) ||
7751 nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr) ||
7752 nla_put_u8(msg, NL80211_ATTR_USER_PRIO, user_priority) ||
7753 nla_put_u16(msg, NL80211_ATTR_ADMITTED_TIME, admitted_time)) {
7758 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
7760 wpa_printf(MSG_DEBUG, "nl80211: add_ts failed err=%d (%s)",
7761 ret, strerror(-ret));
7766 static int nl80211_del_ts(void *priv, u8 tsid, const u8 *addr)
7768 struct i802_bss *bss = priv;
7769 struct wpa_driver_nl80211_data *drv = bss->drv;
7773 wpa_printf(MSG_DEBUG, "nl80211: del_ts request: tsid=%u", tsid);
7775 if (!is_sta_interface(drv->nlmode))
7778 if (!(msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_DEL_TX_TS)) ||
7779 nla_put_u8(msg, NL80211_ATTR_TSID, tsid) ||
7780 nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr)) {
7785 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
7787 wpa_printf(MSG_DEBUG, "nl80211: del_ts failed err=%d (%s)",
7788 ret, strerror(-ret));
7793 #ifdef CONFIG_TESTING_OPTIONS
7794 static int cmd_reply_handler(struct nl_msg *msg, void *arg)
7796 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
7797 struct wpabuf *buf = arg;
7802 if ((size_t) genlmsg_attrlen(gnlh, 0) > wpabuf_tailroom(buf)) {
7803 wpa_printf(MSG_INFO, "nl80211: insufficient buffer space for reply");
7807 wpabuf_put_data(buf, genlmsg_attrdata(gnlh, 0),
7808 genlmsg_attrlen(gnlh, 0));
7812 #endif /* CONFIG_TESTING_OPTIONS */
7815 static int vendor_reply_handler(struct nl_msg *msg, void *arg)
7817 struct nlattr *tb[NL80211_ATTR_MAX + 1];
7818 struct nlattr *nl_vendor_reply, *nl;
7819 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
7820 struct wpabuf *buf = arg;
7826 nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
7827 genlmsg_attrlen(gnlh, 0), NULL);
7828 nl_vendor_reply = tb[NL80211_ATTR_VENDOR_DATA];
7830 if (!nl_vendor_reply)
7833 if ((size_t) nla_len(nl_vendor_reply) > wpabuf_tailroom(buf)) {
7834 wpa_printf(MSG_INFO, "nl80211: Vendor command: insufficient buffer space for reply");
7838 nla_for_each_nested(nl, nl_vendor_reply, rem) {
7839 wpabuf_put_data(buf, nla_data(nl), nla_len(nl));
7846 static int nl80211_vendor_cmd(void *priv, unsigned int vendor_id,
7847 unsigned int subcmd, const u8 *data,
7848 size_t data_len, struct wpabuf *buf)
7850 struct i802_bss *bss = priv;
7851 struct wpa_driver_nl80211_data *drv = bss->drv;
7855 #ifdef CONFIG_TESTING_OPTIONS
7856 if (vendor_id == 0xffffffff) {
7857 msg = nlmsg_alloc();
7861 nl80211_cmd(drv, msg, 0, subcmd);
7862 if (nlmsg_append(msg, (void *) data, data_len, NLMSG_ALIGNTO) <
7865 ret = send_and_recv_msgs(drv, msg, cmd_reply_handler, buf);
7867 wpa_printf(MSG_DEBUG, "nl80211: command failed err=%d",
7871 #endif /* CONFIG_TESTING_OPTIONS */
7873 if (!(msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_VENDOR)) ||
7874 nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, vendor_id) ||
7875 nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD, subcmd) ||
7877 nla_put(msg, NL80211_ATTR_VENDOR_DATA, data_len, data)))
7880 ret = send_and_recv_msgs(drv, msg, vendor_reply_handler, buf);
7882 wpa_printf(MSG_DEBUG, "nl80211: vendor command failed err=%d",
7892 static int nl80211_set_qos_map(void *priv, const u8 *qos_map_set,
7895 struct i802_bss *bss = priv;
7896 struct wpa_driver_nl80211_data *drv = bss->drv;
7900 wpa_hexdump(MSG_DEBUG, "nl80211: Setting QoS Map",
7901 qos_map_set, qos_map_set_len);
7903 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_SET_QOS_MAP)) ||
7904 nla_put(msg, NL80211_ATTR_QOS_MAP, qos_map_set_len, qos_map_set)) {
7909 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
7911 wpa_printf(MSG_DEBUG, "nl80211: Setting QoS Map failed");
7917 static int nl80211_set_wowlan(void *priv,
7918 const struct wowlan_triggers *triggers)
7920 struct i802_bss *bss = priv;
7921 struct wpa_driver_nl80211_data *drv = bss->drv;
7923 struct nlattr *wowlan_triggers;
7926 wpa_printf(MSG_DEBUG, "nl80211: Setting wowlan");
7928 if (!(msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_SET_WOWLAN)) ||
7929 !(wowlan_triggers = nla_nest_start(msg,
7930 NL80211_ATTR_WOWLAN_TRIGGERS)) ||
7932 nla_put_flag(msg, NL80211_WOWLAN_TRIG_ANY)) ||
7933 (triggers->disconnect &&
7934 nla_put_flag(msg, NL80211_WOWLAN_TRIG_DISCONNECT)) ||
7935 (triggers->magic_pkt &&
7936 nla_put_flag(msg, NL80211_WOWLAN_TRIG_MAGIC_PKT)) ||
7937 (triggers->gtk_rekey_failure &&
7938 nla_put_flag(msg, NL80211_WOWLAN_TRIG_GTK_REKEY_FAILURE)) ||
7939 (triggers->eap_identity_req &&
7940 nla_put_flag(msg, NL80211_WOWLAN_TRIG_EAP_IDENT_REQUEST)) ||
7941 (triggers->four_way_handshake &&
7942 nla_put_flag(msg, NL80211_WOWLAN_TRIG_4WAY_HANDSHAKE)) ||
7943 (triggers->rfkill_release &&
7944 nla_put_flag(msg, NL80211_WOWLAN_TRIG_RFKILL_RELEASE))) {
7949 nla_nest_end(msg, wowlan_triggers);
7951 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
7953 wpa_printf(MSG_DEBUG, "nl80211: Setting wowlan failed");
7959 #ifdef CONFIG_DRIVER_NL80211_QCA
7960 static int nl80211_roaming(void *priv, int allowed, const u8 *bssid)
7962 struct i802_bss *bss = priv;
7963 struct wpa_driver_nl80211_data *drv = bss->drv;
7965 struct nlattr *params;
7967 wpa_printf(MSG_DEBUG, "nl80211: Roaming policy: allowed=%d", allowed);
7969 if (!drv->roaming_vendor_cmd_avail) {
7970 wpa_printf(MSG_DEBUG,
7971 "nl80211: Ignore roaming policy change since driver does not provide command for setting it");
7975 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) ||
7976 nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) ||
7977 nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD,
7978 QCA_NL80211_VENDOR_SUBCMD_ROAMING) ||
7979 !(params = nla_nest_start(msg, NL80211_ATTR_VENDOR_DATA)) ||
7980 nla_put_u32(msg, QCA_WLAN_VENDOR_ATTR_ROAMING_POLICY,
7981 allowed ? QCA_ROAMING_ALLOWED_WITHIN_ESS :
7982 QCA_ROAMING_NOT_ALLOWED) ||
7984 nla_put(msg, QCA_WLAN_VENDOR_ATTR_MAC_ADDR, ETH_ALEN, bssid))) {
7988 nla_nest_end(msg, params);
7990 return send_and_recv_msgs(drv, msg, NULL, NULL);
7992 #endif /* CONFIG_DRIVER_NL80211_QCA */
7995 static int nl80211_set_mac_addr(void *priv, const u8 *addr)
7997 struct i802_bss *bss = priv;
7998 struct wpa_driver_nl80211_data *drv = bss->drv;
7999 int new_addr = addr != NULL;
8002 addr = drv->perm_addr;
8004 if (linux_set_iface_flags(drv->global->ioctl_sock, bss->ifname, 0) < 0)
8007 if (linux_set_ifhwaddr(drv->global->ioctl_sock, bss->ifname, addr) < 0)
8009 wpa_printf(MSG_DEBUG,
8010 "nl80211: failed to set_mac_addr for %s to " MACSTR,
8011 bss->ifname, MAC2STR(addr));
8012 if (linux_set_iface_flags(drv->global->ioctl_sock, bss->ifname,
8014 wpa_printf(MSG_DEBUG,
8015 "nl80211: Could not restore interface UP after failed set_mac_addr");
8020 wpa_printf(MSG_DEBUG, "nl80211: set_mac_addr for %s to " MACSTR,
8021 bss->ifname, MAC2STR(addr));
8022 drv->addr_changed = new_addr;
8023 os_memcpy(bss->addr, addr, ETH_ALEN);
8025 if (linux_set_iface_flags(drv->global->ioctl_sock, bss->ifname, 1) < 0)
8027 wpa_printf(MSG_DEBUG,
8028 "nl80211: Could not restore interface UP after set_mac_addr");
8037 static int wpa_driver_nl80211_init_mesh(void *priv)
8039 if (wpa_driver_nl80211_set_mode(priv, NL80211_IFTYPE_MESH_POINT)) {
8040 wpa_printf(MSG_INFO,
8041 "nl80211: Failed to set interface into mesh mode");
8048 static int nl80211_put_mesh_id(struct nl_msg *msg, const u8 *mesh_id,
8052 wpa_hexdump_ascii(MSG_DEBUG, " * Mesh ID (SSID)",
8053 mesh_id, mesh_id_len);
8054 return nla_put(msg, NL80211_ATTR_MESH_ID, mesh_id_len, mesh_id);
8061 static int nl80211_join_mesh(struct i802_bss *bss,
8062 struct wpa_driver_mesh_join_params *params)
8064 struct wpa_driver_nl80211_data *drv = bss->drv;
8066 struct nlattr *container;
8069 wpa_printf(MSG_DEBUG, "nl80211: mesh join (ifindex=%d)", drv->ifindex);
8070 msg = nl80211_drv_msg(drv, 0, NL80211_CMD_JOIN_MESH);
8072 nl80211_put_freq_params(msg, ¶ms->freq) ||
8073 nl80211_put_basic_rates(msg, params->basic_rates) ||
8074 nl80211_put_mesh_id(msg, params->meshid, params->meshid_len) ||
8075 nl80211_put_beacon_int(msg, params->beacon_int))
8078 wpa_printf(MSG_DEBUG, " * flags=%08X", params->flags);
8080 container = nla_nest_start(msg, NL80211_ATTR_MESH_SETUP);
8085 wpa_hexdump(MSG_DEBUG, " * IEs", params->ies, params->ie_len);
8086 if (nla_put(msg, NL80211_MESH_SETUP_IE, params->ie_len,
8090 /* WPA_DRIVER_MESH_FLAG_OPEN_AUTH is treated as default by nl80211 */
8091 if (params->flags & WPA_DRIVER_MESH_FLAG_SAE_AUTH) {
8092 if (nla_put_u8(msg, NL80211_MESH_SETUP_AUTH_PROTOCOL, 0x1) ||
8093 nla_put_flag(msg, NL80211_MESH_SETUP_USERSPACE_AUTH))
8096 if ((params->flags & WPA_DRIVER_MESH_FLAG_AMPE) &&
8097 nla_put_flag(msg, NL80211_MESH_SETUP_USERSPACE_AMPE))
8099 if ((params->flags & WPA_DRIVER_MESH_FLAG_USER_MPM) &&
8100 nla_put_flag(msg, NL80211_MESH_SETUP_USERSPACE_MPM))
8102 nla_nest_end(msg, container);
8104 container = nla_nest_start(msg, NL80211_ATTR_MESH_CONFIG);
8108 if (!(params->conf.flags & WPA_DRIVER_MESH_CONF_FLAG_AUTO_PLINKS) &&
8109 nla_put_u32(msg, NL80211_MESHCONF_AUTO_OPEN_PLINKS, 0))
8111 if ((params->conf.flags & WPA_DRIVER_MESH_FLAG_DRIVER_MPM) &&
8112 nla_put_u16(msg, NL80211_MESHCONF_MAX_PEER_LINKS,
8113 params->max_peer_links))
8117 * Set NL80211_MESHCONF_PLINK_TIMEOUT even if user mpm is used because
8118 * the timer could disconnect stations even in that case.
8120 if (nla_put_u32(msg, NL80211_MESHCONF_PLINK_TIMEOUT,
8121 params->conf.peer_link_timeout)) {
8122 wpa_printf(MSG_ERROR, "nl80211: Failed to set PLINK_TIMEOUT");
8126 nla_nest_end(msg, container);
8128 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
8131 wpa_printf(MSG_DEBUG, "nl80211: mesh join failed: ret=%d (%s)",
8132 ret, strerror(-ret));
8136 bss->freq = params->freq.freq;
8137 wpa_printf(MSG_DEBUG, "nl80211: mesh join request send successfully");
8146 wpa_driver_nl80211_join_mesh(void *priv,
8147 struct wpa_driver_mesh_join_params *params)
8149 struct i802_bss *bss = priv;
8152 timeout = params->conf.peer_link_timeout;
8154 /* Disable kernel inactivity timer */
8155 if (params->flags & WPA_DRIVER_MESH_FLAG_USER_MPM)
8156 params->conf.peer_link_timeout = 0;
8158 ret = nl80211_join_mesh(bss, params);
8159 if (ret == -EINVAL && params->conf.peer_link_timeout == 0) {
8160 wpa_printf(MSG_DEBUG,
8161 "nl80211: Mesh join retry for peer_link_timeout");
8163 * Old kernel does not support setting
8164 * NL80211_MESHCONF_PLINK_TIMEOUT to zero, so set 60 seconds
8165 * into future from peer_link_timeout.
8167 params->conf.peer_link_timeout = timeout + 60;
8168 ret = nl80211_join_mesh(priv, params);
8171 params->conf.peer_link_timeout = timeout;
8176 static int wpa_driver_nl80211_leave_mesh(void *priv)
8178 struct i802_bss *bss = priv;
8179 struct wpa_driver_nl80211_data *drv = bss->drv;
8183 wpa_printf(MSG_DEBUG, "nl80211: mesh leave (ifindex=%d)", drv->ifindex);
8184 msg = nl80211_drv_msg(drv, 0, NL80211_CMD_LEAVE_MESH);
8185 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
8187 wpa_printf(MSG_DEBUG, "nl80211: mesh leave failed: ret=%d (%s)",
8188 ret, strerror(-ret));
8190 wpa_printf(MSG_DEBUG,
8191 "nl80211: mesh leave request send successfully");
8194 if (wpa_driver_nl80211_set_mode(drv->first_bss,
8195 NL80211_IFTYPE_STATION)) {
8196 wpa_printf(MSG_INFO,
8197 "nl80211: Failed to set interface into station mode");
8202 #endif /* CONFIG_MESH */
8205 static int wpa_driver_br_add_ip_neigh(void *priv, u8 version,
8206 const u8 *ipaddr, int prefixlen,
8209 #ifdef CONFIG_LIBNL3_ROUTE
8210 struct i802_bss *bss = priv;
8211 struct wpa_driver_nl80211_data *drv = bss->drv;
8212 struct rtnl_neigh *rn;
8213 struct nl_addr *nl_ipaddr = NULL;
8214 struct nl_addr *nl_lladdr = NULL;
8215 int family, addrsize;
8218 if (!ipaddr || prefixlen == 0 || !addr)
8221 if (bss->br_ifindex == 0) {
8222 wpa_printf(MSG_DEBUG,
8223 "nl80211: bridge must be set before adding an ip neigh to it");
8227 if (!drv->rtnl_sk) {
8228 wpa_printf(MSG_DEBUG,
8229 "nl80211: nl_sock for NETLINK_ROUTE is not initialized");
8236 } else if (version == 6) {
8243 rn = rtnl_neigh_alloc();
8247 /* set the destination ip address for neigh */
8248 nl_ipaddr = nl_addr_build(family, (void *) ipaddr, addrsize);
8249 if (nl_ipaddr == NULL) {
8250 wpa_printf(MSG_DEBUG, "nl80211: nl_ipaddr build failed");
8254 nl_addr_set_prefixlen(nl_ipaddr, prefixlen);
8255 res = rtnl_neigh_set_dst(rn, nl_ipaddr);
8257 wpa_printf(MSG_DEBUG,
8258 "nl80211: neigh set destination addr failed");
8262 /* set the corresponding lladdr for neigh */
8263 nl_lladdr = nl_addr_build(AF_BRIDGE, (u8 *) addr, ETH_ALEN);
8264 if (nl_lladdr == NULL) {
8265 wpa_printf(MSG_DEBUG, "nl80211: neigh set lladdr failed");
8269 rtnl_neigh_set_lladdr(rn, nl_lladdr);
8271 rtnl_neigh_set_ifindex(rn, bss->br_ifindex);
8272 rtnl_neigh_set_state(rn, NUD_PERMANENT);
8274 res = rtnl_neigh_add(drv->rtnl_sk, rn, NLM_F_CREATE);
8276 wpa_printf(MSG_DEBUG,
8277 "nl80211: Adding bridge ip neigh failed: %s",
8282 nl_addr_put(nl_lladdr);
8284 nl_addr_put(nl_ipaddr);
8288 #else /* CONFIG_LIBNL3_ROUTE */
8290 #endif /* CONFIG_LIBNL3_ROUTE */
8294 static int wpa_driver_br_delete_ip_neigh(void *priv, u8 version,
8297 #ifdef CONFIG_LIBNL3_ROUTE
8298 struct i802_bss *bss = priv;
8299 struct wpa_driver_nl80211_data *drv = bss->drv;
8300 struct rtnl_neigh *rn;
8301 struct nl_addr *nl_ipaddr;
8302 int family, addrsize;
8311 } else if (version == 6) {
8318 if (bss->br_ifindex == 0) {
8319 wpa_printf(MSG_DEBUG,
8320 "nl80211: bridge must be set to delete an ip neigh");
8324 if (!drv->rtnl_sk) {
8325 wpa_printf(MSG_DEBUG,
8326 "nl80211: nl_sock for NETLINK_ROUTE is not initialized");
8330 rn = rtnl_neigh_alloc();
8334 /* set the destination ip address for neigh */
8335 nl_ipaddr = nl_addr_build(family, (void *) ipaddr, addrsize);
8336 if (nl_ipaddr == NULL) {
8337 wpa_printf(MSG_DEBUG, "nl80211: nl_ipaddr build failed");
8341 res = rtnl_neigh_set_dst(rn, nl_ipaddr);
8343 wpa_printf(MSG_DEBUG,
8344 "nl80211: neigh set destination addr failed");
8348 rtnl_neigh_set_ifindex(rn, bss->br_ifindex);
8350 res = rtnl_neigh_delete(drv->rtnl_sk, rn, 0);
8352 wpa_printf(MSG_DEBUG,
8353 "nl80211: Deleting bridge ip neigh failed: %s",
8358 nl_addr_put(nl_ipaddr);
8362 #else /* CONFIG_LIBNL3_ROUTE */
8364 #endif /* CONFIG_LIBNL3_ROUTE */
8368 static int linux_write_system_file(const char *path, unsigned int val)
8373 len = os_snprintf(buf, sizeof(buf), "%u\n", val);
8374 if (os_snprintf_error(sizeof(buf), len))
8377 fd = open(path, O_WRONLY);
8381 if (write(fd, buf, len) < 0) {
8382 wpa_printf(MSG_DEBUG,
8383 "nl80211: Failed to write Linux system file: %s with the value of %d",
8394 static const char * drv_br_port_attr_str(enum drv_br_port_attr attr)
8397 case DRV_BR_PORT_ATTR_PROXYARP:
8398 return "proxyarp_wifi";
8399 case DRV_BR_PORT_ATTR_HAIRPIN_MODE:
8400 return "hairpin_mode";
8407 static int wpa_driver_br_port_set_attr(void *priv, enum drv_br_port_attr attr,
8410 struct i802_bss *bss = priv;
8412 const char *attr_txt;
8414 attr_txt = drv_br_port_attr_str(attr);
8415 if (attr_txt == NULL)
8418 os_snprintf(path, sizeof(path), "/sys/class/net/%s/brport/%s",
8419 bss->ifname, attr_txt);
8421 if (linux_write_system_file(path, val))
8428 static const char * drv_br_net_param_str(enum drv_br_net_param param)
8431 case DRV_BR_NET_PARAM_GARP_ACCEPT:
8432 return "arp_accept";
8439 static int wpa_driver_br_set_net_param(void *priv, enum drv_br_net_param param,
8442 struct i802_bss *bss = priv;
8444 const char *param_txt;
8447 if (param == DRV_BR_MULTICAST_SNOOPING) {
8448 os_snprintf(path, sizeof(path),
8449 "/sys/devices/virtual/net/%s/bridge/multicast_snooping",
8454 param_txt = drv_br_net_param_str(param);
8455 if (param_txt == NULL)
8459 case DRV_BR_NET_PARAM_GARP_ACCEPT:
8466 os_snprintf(path, sizeof(path), "/proc/sys/net/ipv%d/conf/%s/%s",
8467 ip_version, bss->brname, param_txt);
8470 if (linux_write_system_file(path, val))
8477 #ifdef CONFIG_DRIVER_NL80211_QCA
8479 static int hw_mode_to_qca_acs(enum hostapd_hw_mode hw_mode)
8482 case HOSTAPD_MODE_IEEE80211B:
8483 return QCA_ACS_MODE_IEEE80211B;
8484 case HOSTAPD_MODE_IEEE80211G:
8485 return QCA_ACS_MODE_IEEE80211G;
8486 case HOSTAPD_MODE_IEEE80211A:
8487 return QCA_ACS_MODE_IEEE80211A;
8488 case HOSTAPD_MODE_IEEE80211AD:
8489 return QCA_ACS_MODE_IEEE80211AD;
8490 case HOSTAPD_MODE_IEEE80211ANY:
8491 return QCA_ACS_MODE_IEEE80211ANY;
8498 static int add_acs_freq_list(struct nl_msg *msg, const int *freq_list)
8505 len = int_array_len(freq_list);
8506 freqs = os_malloc(sizeof(u32) * len);
8509 for (i = 0; i < len; i++)
8510 freqs[i] = freq_list[i];
8511 ret = nla_put(msg, QCA_WLAN_VENDOR_ATTR_ACS_FREQ_LIST,
8512 sizeof(u32) * len, freqs);
8518 static int wpa_driver_do_acs(void *priv, struct drv_acs_params *params)
8520 struct i802_bss *bss = priv;
8521 struct wpa_driver_nl80211_data *drv = bss->drv;
8523 struct nlattr *data;
8527 mode = hw_mode_to_qca_acs(params->hw_mode);
8531 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) ||
8532 nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) ||
8533 nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD,
8534 QCA_NL80211_VENDOR_SUBCMD_DO_ACS) ||
8535 !(data = nla_nest_start(msg, NL80211_ATTR_VENDOR_DATA)) ||
8536 nla_put_u8(msg, QCA_WLAN_VENDOR_ATTR_ACS_HW_MODE, mode) ||
8537 (params->ht_enabled &&
8538 nla_put_flag(msg, QCA_WLAN_VENDOR_ATTR_ACS_HT_ENABLED)) ||
8539 (params->ht40_enabled &&
8540 nla_put_flag(msg, QCA_WLAN_VENDOR_ATTR_ACS_HT40_ENABLED)) ||
8541 (params->vht_enabled &&
8542 nla_put_flag(msg, QCA_WLAN_VENDOR_ATTR_ACS_VHT_ENABLED)) ||
8543 nla_put_u16(msg, QCA_WLAN_VENDOR_ATTR_ACS_CHWIDTH,
8544 params->ch_width) ||
8545 (params->ch_list_len &&
8546 nla_put(msg, QCA_WLAN_VENDOR_ATTR_ACS_CH_LIST, params->ch_list_len,
8547 params->ch_list)) ||
8548 add_acs_freq_list(msg, params->freq_list)) {
8552 nla_nest_end(msg, data);
8554 wpa_printf(MSG_DEBUG,
8555 "nl80211: ACS Params: HW_MODE: %d HT: %d HT40: %d VHT: %d BW: %d CH_LIST_LEN: %u",
8556 params->hw_mode, params->ht_enabled, params->ht40_enabled,
8557 params->vht_enabled, params->ch_width, params->ch_list_len);
8559 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
8561 wpa_printf(MSG_DEBUG,
8562 "nl80211: Failed to invoke driver ACS function: %s",
8569 static int nl80211_set_band(void *priv, enum set_band band)
8571 struct i802_bss *bss = priv;
8572 struct wpa_driver_nl80211_data *drv = bss->drv;
8574 struct nlattr *data;
8576 enum qca_set_band qca_band;
8578 if (!drv->setband_vendor_cmd_avail)
8582 case WPA_SETBAND_AUTO:
8583 qca_band = QCA_SETBAND_AUTO;
8585 case WPA_SETBAND_5G:
8586 qca_band = QCA_SETBAND_5G;
8588 case WPA_SETBAND_2G:
8589 qca_band = QCA_SETBAND_2G;
8595 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) ||
8596 nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) ||
8597 nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD,
8598 QCA_NL80211_VENDOR_SUBCMD_SETBAND) ||
8599 !(data = nla_nest_start(msg, NL80211_ATTR_VENDOR_DATA)) ||
8600 nla_put_u32(msg, QCA_WLAN_VENDOR_ATTR_SETBAND_VALUE, qca_band)) {
8604 nla_nest_end(msg, data);
8606 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
8608 wpa_printf(MSG_DEBUG,
8609 "nl80211: Driver setband function failed: %s",
8616 struct nl80211_pcl {
8618 unsigned int *freq_list;
8621 static int preferred_freq_info_handler(struct nl_msg *msg, void *arg)
8623 struct nlattr *tb[NL80211_ATTR_MAX + 1];
8624 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
8625 struct nl80211_pcl *param = arg;
8626 struct nlattr *nl_vend, *attr;
8627 enum qca_iface_type iface_type;
8628 struct nlattr *tb_vendor[QCA_WLAN_VENDOR_ATTR_MAX + 1];
8629 unsigned int num, max_num;
8632 nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
8633 genlmsg_attrlen(gnlh, 0), NULL);
8635 nl_vend = tb[NL80211_ATTR_VENDOR_DATA];
8639 nla_parse(tb_vendor, QCA_WLAN_VENDOR_ATTR_MAX,
8640 nla_data(nl_vend), nla_len(nl_vend), NULL);
8643 QCA_WLAN_VENDOR_ATTR_GET_PREFERRED_FREQ_LIST_IFACE_TYPE];
8645 wpa_printf(MSG_ERROR, "nl80211: iface_type couldn't be found");
8650 iface_type = (enum qca_iface_type) nla_get_u32(attr);
8651 wpa_printf(MSG_DEBUG, "nl80211: Driver returned iface_type=%d",
8654 attr = tb_vendor[QCA_WLAN_VENDOR_ATTR_GET_PREFERRED_FREQ_LIST];
8656 wpa_printf(MSG_ERROR,
8657 "nl80211: preferred_freq_list couldn't be found");
8663 * param->num has the maximum number of entries for which there
8664 * is room in the freq_list provided by the caller.
8666 freqs = nla_data(attr);
8667 max_num = nla_len(attr) / sizeof(u32);
8668 if (max_num > param->num)
8669 max_num = param->num;
8670 for (num = 0; num < max_num; num++)
8671 param->freq_list[num] = freqs[num];
8678 static int nl80211_get_pref_freq_list(void *priv,
8679 enum wpa_driver_if_type if_type,
8681 unsigned int *freq_list)
8683 struct i802_bss *bss = priv;
8684 struct wpa_driver_nl80211_data *drv = bss->drv;
8688 struct nlattr *params;
8689 struct nl80211_pcl param;
8690 enum qca_iface_type iface_type;
8692 if (!drv->get_pref_freq_list)
8696 case WPA_IF_STATION:
8697 iface_type = QCA_IFACE_TYPE_STA;
8700 iface_type = QCA_IFACE_TYPE_AP;
8703 iface_type = QCA_IFACE_TYPE_P2P_GO;
8705 case WPA_IF_P2P_CLIENT:
8706 iface_type = QCA_IFACE_TYPE_P2P_CLIENT;
8709 iface_type = QCA_IFACE_TYPE_IBSS;
8712 iface_type = QCA_IFACE_TYPE_TDLS;
8719 param.freq_list = freq_list;
8721 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) ||
8722 nla_put_u32(msg, NL80211_ATTR_IFINDEX, drv->ifindex) ||
8723 nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) ||
8724 nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD,
8725 QCA_NL80211_VENDOR_SUBCMD_GET_PREFERRED_FREQ_LIST) ||
8726 !(params = nla_nest_start(msg, NL80211_ATTR_VENDOR_DATA)) ||
8728 QCA_WLAN_VENDOR_ATTR_GET_PREFERRED_FREQ_LIST_IFACE_TYPE,
8730 wpa_printf(MSG_ERROR,
8731 "%s: err in adding vendor_cmd and vendor_data",
8736 nla_nest_end(msg, params);
8738 os_memset(freq_list, 0, *num * sizeof(freq_list[0]));
8739 ret = send_and_recv_msgs(drv, msg, preferred_freq_info_handler, ¶m);
8741 wpa_printf(MSG_ERROR,
8742 "%s: err in send_and_recv_msgs", __func__);
8748 for (i = 0; i < *num; i++) {
8749 wpa_printf(MSG_DEBUG, "nl80211: preferred_channel_list[%d]=%d",
8757 static int nl80211_set_prob_oper_freq(void *priv, unsigned int freq)
8759 struct i802_bss *bss = priv;
8760 struct wpa_driver_nl80211_data *drv = bss->drv;
8763 struct nlattr *params;
8765 if (!drv->set_prob_oper_freq)
8768 wpa_printf(MSG_DEBUG,
8769 "nl80211: Set P2P probable operating freq %u for ifindex %d",
8770 freq, bss->ifindex);
8772 if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) ||
8773 nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) ||
8774 nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD,
8775 QCA_NL80211_VENDOR_SUBCMD_SET_PROBABLE_OPER_CHANNEL) ||
8776 !(params = nla_nest_start(msg, NL80211_ATTR_VENDOR_DATA)) ||
8778 QCA_WLAN_VENDOR_ATTR_PROBABLE_OPER_CHANNEL_IFACE_TYPE,
8779 QCA_IFACE_TYPE_P2P_CLIENT) ||
8781 QCA_WLAN_VENDOR_ATTR_PROBABLE_OPER_CHANNEL_FREQ,
8783 wpa_printf(MSG_ERROR,
8784 "%s: err in adding vendor_cmd and vendor_data",
8789 nla_nest_end(msg, params);
8791 ret = send_and_recv_msgs(drv, msg, NULL, NULL);
8794 wpa_printf(MSG_ERROR, "%s: err in send_and_recv_msgs",
8802 #endif /* CONFIG_DRIVER_NL80211_QCA */
8805 const struct wpa_driver_ops wpa_driver_nl80211_ops = {
8807 .desc = "Linux nl80211/cfg80211",
8808 .get_bssid = wpa_driver_nl80211_get_bssid,
8809 .get_ssid = wpa_driver_nl80211_get_ssid,
8810 .set_key = driver_nl80211_set_key,
8811 .scan2 = driver_nl80211_scan2,
8812 .sched_scan = wpa_driver_nl80211_sched_scan,
8813 .stop_sched_scan = wpa_driver_nl80211_stop_sched_scan,
8814 .get_scan_results2 = wpa_driver_nl80211_get_scan_results,
8815 .abort_scan = wpa_driver_nl80211_abort_scan,
8816 .deauthenticate = driver_nl80211_deauthenticate,
8817 .authenticate = driver_nl80211_authenticate,
8818 .associate = wpa_driver_nl80211_associate,
8819 .global_init = nl80211_global_init,
8820 .global_deinit = nl80211_global_deinit,
8821 .init2 = wpa_driver_nl80211_init,
8822 .deinit = driver_nl80211_deinit,
8823 .get_capa = wpa_driver_nl80211_get_capa,
8824 .set_operstate = wpa_driver_nl80211_set_operstate,
8825 .set_supp_port = wpa_driver_nl80211_set_supp_port,
8826 .set_country = wpa_driver_nl80211_set_country,
8827 .get_country = wpa_driver_nl80211_get_country,
8828 .set_ap = wpa_driver_nl80211_set_ap,
8829 .set_acl = wpa_driver_nl80211_set_acl,
8830 .if_add = wpa_driver_nl80211_if_add,
8831 .if_remove = driver_nl80211_if_remove,
8832 .send_mlme = driver_nl80211_send_mlme,
8833 .get_hw_feature_data = nl80211_get_hw_feature_data,
8834 .sta_add = wpa_driver_nl80211_sta_add,
8835 .sta_remove = driver_nl80211_sta_remove,
8836 .hapd_send_eapol = wpa_driver_nl80211_hapd_send_eapol,
8837 .sta_set_flags = wpa_driver_nl80211_sta_set_flags,
8838 .hapd_init = i802_init,
8839 .hapd_deinit = i802_deinit,
8840 .set_wds_sta = i802_set_wds_sta,
8841 .get_seqnum = i802_get_seqnum,
8842 .flush = i802_flush,
8843 .get_inact_sec = i802_get_inact_sec,
8844 .sta_clear_stats = i802_sta_clear_stats,
8845 .set_rts = i802_set_rts,
8846 .set_frag = i802_set_frag,
8847 .set_tx_queue_params = i802_set_tx_queue_params,
8848 .set_sta_vlan = driver_nl80211_set_sta_vlan,
8849 .sta_deauth = i802_sta_deauth,
8850 .sta_disassoc = i802_sta_disassoc,
8851 .read_sta_data = driver_nl80211_read_sta_data,
8852 .set_freq = i802_set_freq,
8853 .send_action = driver_nl80211_send_action,
8854 .send_action_cancel_wait = wpa_driver_nl80211_send_action_cancel_wait,
8855 .remain_on_channel = wpa_driver_nl80211_remain_on_channel,
8856 .cancel_remain_on_channel =
8857 wpa_driver_nl80211_cancel_remain_on_channel,
8858 .probe_req_report = driver_nl80211_probe_req_report,
8859 .deinit_ap = wpa_driver_nl80211_deinit_ap,
8860 .deinit_p2p_cli = wpa_driver_nl80211_deinit_p2p_cli,
8861 .resume = wpa_driver_nl80211_resume,
8862 .signal_monitor = nl80211_signal_monitor,
8863 .signal_poll = nl80211_signal_poll,
8864 .send_frame = nl80211_send_frame,
8865 .set_param = nl80211_set_param,
8866 .get_radio_name = nl80211_get_radio_name,
8867 .add_pmkid = nl80211_add_pmkid,
8868 .remove_pmkid = nl80211_remove_pmkid,
8869 .flush_pmkid = nl80211_flush_pmkid,
8870 .set_rekey_info = nl80211_set_rekey_info,
8871 .poll_client = nl80211_poll_client,
8872 .set_p2p_powersave = nl80211_set_p2p_powersave,
8873 .start_dfs_cac = nl80211_start_radar_detection,
8874 .stop_ap = wpa_driver_nl80211_stop_ap,
8876 .send_tdls_mgmt = nl80211_send_tdls_mgmt,
8877 .tdls_oper = nl80211_tdls_oper,
8878 .tdls_enable_channel_switch = nl80211_tdls_enable_channel_switch,
8879 .tdls_disable_channel_switch = nl80211_tdls_disable_channel_switch,
8880 #endif /* CONFIG_TDLS */
8881 .update_ft_ies = wpa_driver_nl80211_update_ft_ies,
8882 .get_mac_addr = wpa_driver_nl80211_get_macaddr,
8883 .get_survey = wpa_driver_nl80211_get_survey,
8884 .status = wpa_driver_nl80211_status,
8885 .switch_channel = nl80211_switch_channel,
8887 .set_noa = wpa_driver_set_p2p_noa,
8888 .get_noa = wpa_driver_get_p2p_noa,
8889 .set_ap_wps_ie = wpa_driver_set_ap_wps_p2p_ie,
8890 #endif /* ANDROID_P2P */
8892 #ifndef ANDROID_LIB_STUB
8893 .driver_cmd = wpa_driver_nl80211_driver_cmd,
8894 #endif /* !ANDROID_LIB_STUB */
8895 #endif /* ANDROID */
8896 .vendor_cmd = nl80211_vendor_cmd,
8897 .set_qos_map = nl80211_set_qos_map,
8898 .set_wowlan = nl80211_set_wowlan,
8899 #ifdef CONFIG_DRIVER_NL80211_QCA
8900 .roaming = nl80211_roaming,
8901 #endif /* CONFIG_DRIVER_NL80211_QCA */
8902 .set_mac_addr = nl80211_set_mac_addr,
8904 .init_mesh = wpa_driver_nl80211_init_mesh,
8905 .join_mesh = wpa_driver_nl80211_join_mesh,
8906 .leave_mesh = wpa_driver_nl80211_leave_mesh,
8907 #endif /* CONFIG_MESH */
8908 .br_add_ip_neigh = wpa_driver_br_add_ip_neigh,
8909 .br_delete_ip_neigh = wpa_driver_br_delete_ip_neigh,
8910 .br_port_set_attr = wpa_driver_br_port_set_attr,
8911 .br_set_net_param = wpa_driver_br_set_net_param,
8912 .add_tx_ts = nl80211_add_ts,
8913 .del_tx_ts = nl80211_del_ts,
8914 #ifdef CONFIG_DRIVER_NL80211_QCA
8915 .do_acs = wpa_driver_do_acs,
8916 .set_band = nl80211_set_band,
8917 .get_pref_freq_list = nl80211_get_pref_freq_list,
8918 .set_prob_oper_freq = nl80211_set_prob_oper_freq,
8919 #endif /* CONFIG_DRIVER_NL80211_QCA */