Line data Source code
1 : /*
2 : * Driver interaction with Linux nl80211/cfg80211 - Event processing
3 : * Copyright (c) 2002-2014, Jouni Malinen <j@w1.fi>
4 : * Copyright (c) 2007, Johannes Berg <johannes@sipsolutions.net>
5 : * Copyright (c) 2009-2010, Atheros Communications
6 : *
7 : * This software may be distributed under the terms of the BSD license.
8 : * See README for more details.
9 : */
10 :
11 : #include "includes.h"
12 : #include <netlink/genl/genl.h>
13 :
14 : #include "utils/common.h"
15 : #include "utils/eloop.h"
16 : #include "common/qca-vendor.h"
17 : #include "common/qca-vendor-attr.h"
18 : #include "common/ieee802_11_defs.h"
19 : #include "common/ieee802_11_common.h"
20 : #include "driver_nl80211.h"
21 :
22 :
23 178331 : static const char * nl80211_command_to_string(enum nl80211_commands cmd)
24 : {
25 : #define C2S(x) case x: return #x;
26 178331 : switch (cmd) {
27 0 : C2S(NL80211_CMD_UNSPEC)
28 0 : C2S(NL80211_CMD_GET_WIPHY)
29 0 : C2S(NL80211_CMD_SET_WIPHY)
30 0 : C2S(NL80211_CMD_NEW_WIPHY)
31 0 : C2S(NL80211_CMD_DEL_WIPHY)
32 0 : C2S(NL80211_CMD_GET_INTERFACE)
33 0 : C2S(NL80211_CMD_SET_INTERFACE)
34 0 : C2S(NL80211_CMD_NEW_INTERFACE)
35 0 : C2S(NL80211_CMD_DEL_INTERFACE)
36 0 : C2S(NL80211_CMD_GET_KEY)
37 0 : C2S(NL80211_CMD_SET_KEY)
38 0 : C2S(NL80211_CMD_NEW_KEY)
39 0 : C2S(NL80211_CMD_DEL_KEY)
40 0 : C2S(NL80211_CMD_GET_BEACON)
41 0 : C2S(NL80211_CMD_SET_BEACON)
42 0 : C2S(NL80211_CMD_START_AP)
43 10 : C2S(NL80211_CMD_STOP_AP)
44 0 : C2S(NL80211_CMD_GET_STATION)
45 0 : C2S(NL80211_CMD_SET_STATION)
46 10030 : C2S(NL80211_CMD_NEW_STATION)
47 9810 : C2S(NL80211_CMD_DEL_STATION)
48 0 : C2S(NL80211_CMD_GET_MPATH)
49 0 : C2S(NL80211_CMD_SET_MPATH)
50 0 : C2S(NL80211_CMD_NEW_MPATH)
51 0 : C2S(NL80211_CMD_DEL_MPATH)
52 0 : C2S(NL80211_CMD_SET_BSS)
53 0 : C2S(NL80211_CMD_SET_REG)
54 0 : C2S(NL80211_CMD_REQ_SET_REG)
55 0 : C2S(NL80211_CMD_GET_MESH_CONFIG)
56 0 : C2S(NL80211_CMD_SET_MESH_CONFIG)
57 0 : C2S(NL80211_CMD_SET_MGMT_EXTRA_IE)
58 0 : C2S(NL80211_CMD_GET_REG)
59 0 : C2S(NL80211_CMD_GET_SCAN)
60 5719 : C2S(NL80211_CMD_TRIGGER_SCAN)
61 5648 : C2S(NL80211_CMD_NEW_SCAN_RESULTS)
62 59 : C2S(NL80211_CMD_SCAN_ABORTED)
63 17681 : C2S(NL80211_CMD_REG_CHANGE)
64 9702 : C2S(NL80211_CMD_AUTHENTICATE)
65 9575 : C2S(NL80211_CMD_ASSOCIATE)
66 9352 : C2S(NL80211_CMD_DEAUTHENTICATE)
67 18 : C2S(NL80211_CMD_DISASSOCIATE)
68 4 : C2S(NL80211_CMD_MICHAEL_MIC_FAILURE)
69 130 : C2S(NL80211_CMD_REG_BEACON_HINT)
70 28 : C2S(NL80211_CMD_JOIN_IBSS)
71 0 : C2S(NL80211_CMD_LEAVE_IBSS)
72 0 : C2S(NL80211_CMD_TESTMODE)
73 4792 : C2S(NL80211_CMD_CONNECT)
74 0 : C2S(NL80211_CMD_ROAM)
75 4651 : C2S(NL80211_CMD_DISCONNECT)
76 0 : C2S(NL80211_CMD_SET_WIPHY_NETNS)
77 0 : C2S(NL80211_CMD_GET_SURVEY)
78 0 : C2S(NL80211_CMD_NEW_SURVEY_RESULTS)
79 0 : C2S(NL80211_CMD_SET_PMKSA)
80 0 : C2S(NL80211_CMD_DEL_PMKSA)
81 0 : C2S(NL80211_CMD_FLUSH_PMKSA)
82 2042 : C2S(NL80211_CMD_REMAIN_ON_CHANNEL)
83 2057 : C2S(NL80211_CMD_CANCEL_REMAIN_ON_CHANNEL)
84 0 : C2S(NL80211_CMD_SET_TX_BITRATE_MASK)
85 0 : C2S(NL80211_CMD_REGISTER_FRAME)
86 49580 : C2S(NL80211_CMD_FRAME)
87 34440 : C2S(NL80211_CMD_FRAME_TX_STATUS)
88 0 : C2S(NL80211_CMD_SET_POWER_SAVE)
89 0 : C2S(NL80211_CMD_GET_POWER_SAVE)
90 0 : C2S(NL80211_CMD_SET_CQM)
91 9 : C2S(NL80211_CMD_NOTIFY_CQM)
92 0 : C2S(NL80211_CMD_SET_CHANNEL)
93 0 : C2S(NL80211_CMD_SET_WDS_PEER)
94 0 : C2S(NL80211_CMD_FRAME_WAIT_CANCEL)
95 0 : C2S(NL80211_CMD_JOIN_MESH)
96 0 : C2S(NL80211_CMD_LEAVE_MESH)
97 56 : C2S(NL80211_CMD_UNPROT_DEAUTHENTICATE)
98 38 : C2S(NL80211_CMD_UNPROT_DISASSOCIATE)
99 168 : C2S(NL80211_CMD_NEW_PEER_CANDIDATE)
100 0 : C2S(NL80211_CMD_GET_WOWLAN)
101 0 : C2S(NL80211_CMD_SET_WOWLAN)
102 0 : C2S(NL80211_CMD_START_SCHED_SCAN)
103 0 : C2S(NL80211_CMD_STOP_SCHED_SCAN)
104 0 : C2S(NL80211_CMD_SCHED_SCAN_RESULTS)
105 0 : C2S(NL80211_CMD_SCHED_SCAN_STOPPED)
106 0 : C2S(NL80211_CMD_SET_REKEY_OFFLOAD)
107 0 : C2S(NL80211_CMD_PMKSA_CANDIDATE)
108 0 : C2S(NL80211_CMD_TDLS_OPER)
109 0 : C2S(NL80211_CMD_TDLS_MGMT)
110 4 : C2S(NL80211_CMD_UNEXPECTED_FRAME)
111 6 : C2S(NL80211_CMD_PROBE_CLIENT)
112 0 : C2S(NL80211_CMD_REGISTER_BEACONS)
113 5 : C2S(NL80211_CMD_UNEXPECTED_4ADDR_FRAME)
114 0 : C2S(NL80211_CMD_SET_NOACK_MAP)
115 39 : C2S(NL80211_CMD_CH_SWITCH_NOTIFY)
116 0 : C2S(NL80211_CMD_START_P2P_DEVICE)
117 0 : C2S(NL80211_CMD_STOP_P2P_DEVICE)
118 0 : C2S(NL80211_CMD_CONN_FAILED)
119 0 : C2S(NL80211_CMD_SET_MCAST_RATE)
120 0 : C2S(NL80211_CMD_SET_MAC_ACL)
121 41 : C2S(NL80211_CMD_RADAR_DETECT)
122 0 : C2S(NL80211_CMD_GET_PROTOCOL_FEATURES)
123 0 : C2S(NL80211_CMD_UPDATE_FT_IES)
124 0 : C2S(NL80211_CMD_FT_EVENT)
125 0 : C2S(NL80211_CMD_CRIT_PROTOCOL_START)
126 0 : C2S(NL80211_CMD_CRIT_PROTOCOL_STOP)
127 0 : C2S(NL80211_CMD_GET_COALESCE)
128 0 : C2S(NL80211_CMD_SET_COALESCE)
129 0 : C2S(NL80211_CMD_CHANNEL_SWITCH)
130 2598 : C2S(NL80211_CMD_VENDOR)
131 0 : C2S(NL80211_CMD_SET_QOS_MAP)
132 0 : C2S(NL80211_CMD_ADD_TX_TS)
133 0 : C2S(NL80211_CMD_DEL_TX_TS)
134 : default:
135 39 : return "NL80211_CMD_UNKNOWN";
136 : }
137 : #undef C2S
138 : }
139 :
140 :
141 4843 : static void mlme_event_auth(struct wpa_driver_nl80211_data *drv,
142 : const u8 *frame, size_t len)
143 : {
144 : const struct ieee80211_mgmt *mgmt;
145 : union wpa_event_data event;
146 :
147 4843 : if (!(drv->capa.flags & WPA_DRIVER_FLAGS_SME) &&
148 : drv->force_connect_cmd) {
149 : /*
150 : * Avoid reporting two association events that would confuse
151 : * the core code.
152 : */
153 273 : wpa_printf(MSG_DEBUG,
154 : "nl80211: Ignore auth event when using driver SME");
155 273 : return;
156 : }
157 :
158 4570 : wpa_printf(MSG_DEBUG, "nl80211: Authenticate event");
159 4570 : mgmt = (const struct ieee80211_mgmt *) frame;
160 4570 : if (len < 24 + sizeof(mgmt->u.auth)) {
161 0 : wpa_printf(MSG_DEBUG, "nl80211: Too short association event "
162 : "frame");
163 0 : return;
164 : }
165 :
166 4570 : os_memcpy(drv->auth_bssid, mgmt->sa, ETH_ALEN);
167 4570 : os_memset(drv->auth_attempt_bssid, 0, ETH_ALEN);
168 4570 : os_memset(&event, 0, sizeof(event));
169 4570 : os_memcpy(event.auth.peer, mgmt->sa, ETH_ALEN);
170 4570 : event.auth.auth_type = le_to_host16(mgmt->u.auth.auth_alg);
171 4570 : event.auth.auth_transaction =
172 4570 : le_to_host16(mgmt->u.auth.auth_transaction);
173 4570 : event.auth.status_code = le_to_host16(mgmt->u.auth.status_code);
174 4570 : if (len > 24 + sizeof(mgmt->u.auth)) {
175 313 : event.auth.ies = mgmt->u.auth.variable;
176 313 : event.auth.ies_len = len - 24 - sizeof(mgmt->u.auth);
177 : }
178 :
179 4570 : wpa_supplicant_event(drv->ctx, EVENT_AUTH, &event);
180 : }
181 :
182 :
183 4471 : static void nl80211_parse_wmm_params(struct nlattr *wmm_attr,
184 : struct wmm_params *wmm_params)
185 : {
186 : struct nlattr *wmm_info[NL80211_STA_WME_MAX + 1];
187 : static struct nla_policy wme_policy[NL80211_STA_WME_MAX + 1] = {
188 : [NL80211_STA_WME_UAPSD_QUEUES] = { .type = NLA_U8 },
189 : };
190 :
191 8942 : if (!wmm_attr ||
192 4471 : nla_parse_nested(wmm_info, NL80211_STA_WME_MAX, wmm_attr,
193 4471 : wme_policy) ||
194 4471 : !wmm_info[NL80211_STA_WME_UAPSD_QUEUES])
195 4471 : return;
196 :
197 4471 : wmm_params->uapsd_queues =
198 4471 : nla_get_u8(wmm_info[NL80211_STA_WME_UAPSD_QUEUES]);
199 4471 : wmm_params->info_bitmap |= WMM_PARAMS_UAPSD_QUEUES_INFO;
200 : }
201 :
202 :
203 4787 : static void mlme_event_assoc(struct wpa_driver_nl80211_data *drv,
204 : const u8 *frame, size_t len, struct nlattr *wmm)
205 : {
206 : const struct ieee80211_mgmt *mgmt;
207 : union wpa_event_data event;
208 : u16 status;
209 :
210 4787 : if (!(drv->capa.flags & WPA_DRIVER_FLAGS_SME) &&
211 : drv->force_connect_cmd) {
212 : /*
213 : * Avoid reporting two association events that would confuse
214 : * the core code.
215 : */
216 272 : wpa_printf(MSG_DEBUG,
217 : "nl80211: Ignore assoc event when using driver SME");
218 272 : return;
219 : }
220 :
221 4515 : wpa_printf(MSG_DEBUG, "nl80211: Associate event");
222 4515 : mgmt = (const struct ieee80211_mgmt *) frame;
223 4515 : if (len < 24 + sizeof(mgmt->u.assoc_resp)) {
224 0 : wpa_printf(MSG_DEBUG, "nl80211: Too short association event "
225 : "frame");
226 0 : return;
227 : }
228 :
229 4515 : status = le_to_host16(mgmt->u.assoc_resp.status_code);
230 4515 : if (status != WLAN_STATUS_SUCCESS) {
231 44 : os_memset(&event, 0, sizeof(event));
232 44 : event.assoc_reject.bssid = mgmt->bssid;
233 44 : if (len > 24 + sizeof(mgmt->u.assoc_resp)) {
234 44 : event.assoc_reject.resp_ies =
235 44 : (u8 *) mgmt->u.assoc_resp.variable;
236 44 : event.assoc_reject.resp_ies_len =
237 44 : len - 24 - sizeof(mgmt->u.assoc_resp);
238 : }
239 44 : event.assoc_reject.status_code = status;
240 :
241 44 : wpa_supplicant_event(drv->ctx, EVENT_ASSOC_REJECT, &event);
242 44 : return;
243 : }
244 :
245 4471 : drv->associated = 1;
246 4471 : os_memcpy(drv->bssid, mgmt->sa, ETH_ALEN);
247 4471 : os_memcpy(drv->prev_bssid, mgmt->sa, ETH_ALEN);
248 :
249 4471 : os_memset(&event, 0, sizeof(event));
250 4471 : if (len > 24 + sizeof(mgmt->u.assoc_resp)) {
251 4471 : event.assoc_info.resp_ies = (u8 *) mgmt->u.assoc_resp.variable;
252 4471 : event.assoc_info.resp_ies_len =
253 4471 : len - 24 - sizeof(mgmt->u.assoc_resp);
254 : }
255 :
256 4471 : event.assoc_info.freq = drv->assoc_freq;
257 :
258 4471 : nl80211_parse_wmm_params(wmm, &event.assoc_info.wmm_params);
259 :
260 4471 : wpa_supplicant_event(drv->ctx, EVENT_ASSOC, &event);
261 : }
262 :
263 :
264 4792 : static void mlme_event_connect(struct wpa_driver_nl80211_data *drv,
265 : enum nl80211_commands cmd, struct nlattr *status,
266 : struct nlattr *addr, struct nlattr *req_ie,
267 : struct nlattr *resp_ie,
268 : struct nlattr *timed_out,
269 : struct nlattr *authorized,
270 : struct nlattr *key_replay_ctr,
271 : struct nlattr *ptk_kck,
272 : struct nlattr *ptk_kek,
273 : struct nlattr *subnet_status)
274 : {
275 : union wpa_event_data event;
276 : const u8 *ssid;
277 : u16 status_code;
278 :
279 4792 : if (drv->capa.flags & WPA_DRIVER_FLAGS_SME) {
280 : /*
281 : * Avoid reporting two association events that would confuse
282 : * the core code.
283 : */
284 4515 : wpa_printf(MSG_DEBUG, "nl80211: Ignore connect event (cmd=%d) "
285 : "when using userspace SME", cmd);
286 4515 : return;
287 : }
288 :
289 277 : drv->connect_reassoc = 0;
290 :
291 277 : status_code = status ? nla_get_u16(status) : WLAN_STATUS_SUCCESS;
292 :
293 277 : if (cmd == NL80211_CMD_CONNECT) {
294 277 : wpa_printf(MSG_DEBUG,
295 : "nl80211: Connect event (status=%u ignore_next_local_disconnect=%d)",
296 277 : status_code, drv->ignore_next_local_disconnect);
297 0 : } else if (cmd == NL80211_CMD_ROAM) {
298 0 : wpa_printf(MSG_DEBUG, "nl80211: Roam event");
299 : }
300 :
301 277 : os_memset(&event, 0, sizeof(event));
302 277 : if (cmd == NL80211_CMD_CONNECT && status_code != WLAN_STATUS_SUCCESS) {
303 7 : if (addr)
304 4 : event.assoc_reject.bssid = nla_data(addr);
305 7 : if (drv->ignore_next_local_disconnect) {
306 0 : drv->ignore_next_local_disconnect = 0;
307 0 : if (!event.assoc_reject.bssid ||
308 0 : (os_memcmp(event.assoc_reject.bssid,
309 : drv->auth_attempt_bssid,
310 : ETH_ALEN) != 0)) {
311 : /*
312 : * Ignore the event that came without a BSSID or
313 : * for the old connection since this is likely
314 : * not relevant to the new Connect command.
315 : */
316 0 : wpa_printf(MSG_DEBUG,
317 : "nl80211: Ignore connection failure event triggered during reassociation");
318 0 : return;
319 : }
320 : }
321 7 : if (resp_ie) {
322 2 : event.assoc_reject.resp_ies = nla_data(resp_ie);
323 2 : event.assoc_reject.resp_ies_len = nla_len(resp_ie);
324 : }
325 7 : event.assoc_reject.status_code = status_code;
326 7 : event.assoc_reject.timed_out = timed_out != NULL;
327 7 : wpa_supplicant_event(drv->ctx, EVENT_ASSOC_REJECT, &event);
328 7 : return;
329 : }
330 :
331 270 : drv->associated = 1;
332 270 : if (addr) {
333 270 : os_memcpy(drv->bssid, nla_data(addr), ETH_ALEN);
334 270 : os_memcpy(drv->prev_bssid, drv->bssid, ETH_ALEN);
335 : }
336 :
337 270 : if (req_ie) {
338 0 : event.assoc_info.req_ies = nla_data(req_ie);
339 0 : event.assoc_info.req_ies_len = nla_len(req_ie);
340 :
341 0 : if (cmd == NL80211_CMD_ROAM) {
342 0 : ssid = get_ie(event.assoc_info.req_ies,
343 : event.assoc_info.req_ies_len,
344 : WLAN_EID_SSID);
345 0 : if (ssid && ssid[1] > 0 && ssid[1] <= 32) {
346 0 : drv->ssid_len = ssid[1];
347 0 : os_memcpy(drv->ssid, ssid + 2, ssid[1]);
348 : }
349 : }
350 : }
351 270 : if (resp_ie) {
352 270 : event.assoc_info.resp_ies = nla_data(resp_ie);
353 270 : event.assoc_info.resp_ies_len = nla_len(resp_ie);
354 : }
355 :
356 270 : event.assoc_info.freq = nl80211_get_assoc_freq(drv);
357 :
358 270 : if (authorized && nla_get_u8(authorized)) {
359 0 : event.assoc_info.authorized = 1;
360 0 : wpa_printf(MSG_DEBUG, "nl80211: connection authorized");
361 : }
362 270 : if (key_replay_ctr) {
363 0 : event.assoc_info.key_replay_ctr = nla_data(key_replay_ctr);
364 0 : event.assoc_info.key_replay_ctr_len = nla_len(key_replay_ctr);
365 : }
366 270 : if (ptk_kck) {
367 0 : event.assoc_info.ptk_kck = nla_data(ptk_kck);
368 0 : event.assoc_info.ptk_kck_len = nla_len(ptk_kck);
369 : }
370 270 : if (ptk_kek) {
371 0 : event.assoc_info.ptk_kek = nla_data(ptk_kek);
372 0 : event.assoc_info.ptk_kek_len = nla_len(ptk_kek);
373 : }
374 :
375 270 : if (subnet_status) {
376 : /*
377 : * At least for now, this is only available from
378 : * QCA_WLAN_VENDOR_ATTR_ROAM_AUTH_SUBNET_STATUS and that
379 : * attribute has the same values 0, 1, 2 as are used in the
380 : * variable here, so no mapping between different values are
381 : * needed.
382 : */
383 0 : event.assoc_info.subnet_status = nla_get_u8(subnet_status);
384 : }
385 :
386 270 : wpa_supplicant_event(drv->ctx, EVENT_ASSOC, &event);
387 : }
388 :
389 :
390 4651 : static void mlme_event_disconnect(struct wpa_driver_nl80211_data *drv,
391 : struct nlattr *reason, struct nlattr *addr,
392 : struct nlattr *by_ap)
393 : {
394 : union wpa_event_data data;
395 4651 : unsigned int locally_generated = by_ap == NULL;
396 :
397 4651 : if (drv->capa.flags & WPA_DRIVER_FLAGS_SME) {
398 : /*
399 : * Avoid reporting two disassociation events that could
400 : * confuse the core code.
401 : */
402 4392 : wpa_printf(MSG_DEBUG, "nl80211: Ignore disconnect "
403 : "event when using userspace SME");
404 4392 : return;
405 : }
406 :
407 259 : if (drv->ignore_next_local_disconnect) {
408 256 : drv->ignore_next_local_disconnect = 0;
409 256 : if (locally_generated) {
410 256 : wpa_printf(MSG_DEBUG, "nl80211: Ignore disconnect "
411 : "event triggered during reassociation");
412 256 : return;
413 : }
414 0 : wpa_printf(MSG_WARNING, "nl80211: Was expecting local "
415 : "disconnect but got another disconnect "
416 : "event first");
417 : }
418 :
419 3 : wpa_printf(MSG_DEBUG, "nl80211: Disconnect event");
420 3 : nl80211_mark_disconnected(drv);
421 3 : os_memset(&data, 0, sizeof(data));
422 3 : if (reason)
423 3 : data.deauth_info.reason_code = nla_get_u16(reason);
424 3 : data.deauth_info.locally_generated = by_ap == NULL;
425 3 : wpa_supplicant_event(drv->ctx, EVENT_DEAUTH, &data);
426 : }
427 :
428 :
429 2 : static int calculate_chan_offset(int width, int freq, int cf1, int cf2)
430 : {
431 2 : int freq1 = 0;
432 :
433 2 : switch (convert2width(width)) {
434 : case CHAN_WIDTH_20_NOHT:
435 : case CHAN_WIDTH_20:
436 0 : return 0;
437 : case CHAN_WIDTH_40:
438 0 : freq1 = cf1 - 10;
439 0 : break;
440 : case CHAN_WIDTH_80:
441 2 : freq1 = cf1 - 30;
442 2 : break;
443 : case CHAN_WIDTH_160:
444 0 : freq1 = cf1 - 70;
445 0 : break;
446 : case CHAN_WIDTH_UNKNOWN:
447 : case CHAN_WIDTH_80P80:
448 : /* FIXME: implement this */
449 0 : return 0;
450 : }
451 :
452 2 : return (abs(freq - freq1) / 20) % 2 == 0 ? 1 : -1;
453 : }
454 :
455 :
456 39 : static void mlme_event_ch_switch(struct wpa_driver_nl80211_data *drv,
457 : struct nlattr *ifindex, struct nlattr *freq,
458 : struct nlattr *type, struct nlattr *bw,
459 : struct nlattr *cf1, struct nlattr *cf2)
460 : {
461 : struct i802_bss *bss;
462 : union wpa_event_data data;
463 39 : int ht_enabled = 1;
464 39 : int chan_offset = 0;
465 : int ifidx;
466 :
467 39 : wpa_printf(MSG_DEBUG, "nl80211: Channel switch event");
468 :
469 39 : if (!freq)
470 0 : return;
471 :
472 39 : ifidx = nla_get_u32(ifindex);
473 39 : bss = get_bss_ifindex(drv, ifidx);
474 39 : if (bss == NULL) {
475 0 : wpa_printf(MSG_WARNING, "nl80211: Unknown ifindex (%d) for channel switch, ignoring",
476 : ifidx);
477 0 : return;
478 : }
479 :
480 39 : if (type) {
481 37 : enum nl80211_channel_type ch_type = nla_get_u32(type);
482 :
483 37 : wpa_printf(MSG_DEBUG, "nl80211: Channel type: %d", ch_type);
484 37 : switch (ch_type) {
485 : case NL80211_CHAN_NO_HT:
486 13 : ht_enabled = 0;
487 13 : break;
488 : case NL80211_CHAN_HT20:
489 11 : break;
490 : case NL80211_CHAN_HT40PLUS:
491 9 : chan_offset = 1;
492 9 : break;
493 : case NL80211_CHAN_HT40MINUS:
494 4 : chan_offset = -1;
495 4 : break;
496 : }
497 2 : } else if (bw && cf1) {
498 : /* This can happen for example with VHT80 ch switch */
499 6 : chan_offset = calculate_chan_offset(nla_get_u32(bw),
500 2 : nla_get_u32(freq),
501 2 : nla_get_u32(cf1),
502 0 : cf2 ? nla_get_u32(cf2) : 0);
503 : } else {
504 0 : wpa_printf(MSG_WARNING, "nl80211: Unknown secondary channel information - following channel definition calculations may fail");
505 : }
506 :
507 39 : os_memset(&data, 0, sizeof(data));
508 39 : data.ch_switch.freq = nla_get_u32(freq);
509 39 : data.ch_switch.ht_enabled = ht_enabled;
510 39 : data.ch_switch.ch_offset = chan_offset;
511 39 : if (bw)
512 39 : data.ch_switch.ch_width = convert2width(nla_get_u32(bw));
513 39 : if (cf1)
514 39 : data.ch_switch.cf1 = nla_get_u32(cf1);
515 39 : if (cf2)
516 0 : data.ch_switch.cf2 = nla_get_u32(cf2);
517 :
518 39 : bss->freq = data.ch_switch.freq;
519 :
520 39 : wpa_supplicant_event(bss->ctx, EVENT_CH_SWITCH, &data);
521 : }
522 :
523 :
524 17 : static void mlme_timeout_event(struct wpa_driver_nl80211_data *drv,
525 : enum nl80211_commands cmd, struct nlattr *addr)
526 : {
527 : union wpa_event_data event;
528 : enum wpa_event_type ev;
529 :
530 17 : if (nla_len(addr) != ETH_ALEN)
531 0 : return;
532 :
533 102 : wpa_printf(MSG_DEBUG, "nl80211: MLME event %d; timeout with " MACSTR,
534 102 : cmd, MAC2STR((u8 *) nla_data(addr)));
535 :
536 17 : if (cmd == NL80211_CMD_AUTHENTICATE)
537 16 : ev = EVENT_AUTH_TIMED_OUT;
538 1 : else if (cmd == NL80211_CMD_ASSOCIATE)
539 1 : ev = EVENT_ASSOC_TIMED_OUT;
540 : else
541 0 : return;
542 :
543 17 : os_memset(&event, 0, sizeof(event));
544 17 : os_memcpy(event.timeout_event.addr, nla_data(addr), ETH_ALEN);
545 17 : wpa_supplicant_event(drv->ctx, ev, &event);
546 : }
547 :
548 :
549 24790 : static void mlme_event_mgmt(struct i802_bss *bss,
550 : struct nlattr *freq, struct nlattr *sig,
551 : const u8 *frame, size_t len)
552 : {
553 24790 : struct wpa_driver_nl80211_data *drv = bss->drv;
554 : const struct ieee80211_mgmt *mgmt;
555 : union wpa_event_data event;
556 : u16 fc, stype;
557 24790 : int ssi_signal = 0;
558 24790 : int rx_freq = 0;
559 :
560 24790 : wpa_printf(MSG_MSGDUMP, "nl80211: Frame event");
561 24790 : mgmt = (const struct ieee80211_mgmt *) frame;
562 24790 : if (len < 24) {
563 0 : wpa_printf(MSG_DEBUG, "nl80211: Too short management frame");
564 24790 : return;
565 : }
566 :
567 24790 : fc = le_to_host16(mgmt->frame_control);
568 24790 : stype = WLAN_FC_GET_STYPE(fc);
569 :
570 24790 : if (sig)
571 24790 : ssi_signal = (s32) nla_get_u32(sig);
572 :
573 24790 : os_memset(&event, 0, sizeof(event));
574 24790 : if (freq) {
575 24790 : event.rx_mgmt.freq = nla_get_u32(freq);
576 24790 : rx_freq = drv->last_mgmt_freq = event.rx_mgmt.freq;
577 : }
578 495800 : wpa_printf(MSG_DEBUG,
579 : "nl80211: RX frame da=" MACSTR " sa=" MACSTR " bssid=" MACSTR
580 : " freq=%d ssi_signal=%d fc=0x%x seq_ctrl=0x%x stype=%u (%s) len=%u",
581 446220 : MAC2STR(mgmt->da), MAC2STR(mgmt->sa), MAC2STR(mgmt->bssid),
582 : rx_freq, ssi_signal, fc,
583 24790 : le_to_host16(mgmt->seq_ctrl), stype, fc2str(fc),
584 : (unsigned int) len);
585 24790 : event.rx_mgmt.frame = frame;
586 24790 : event.rx_mgmt.frame_len = len;
587 24790 : event.rx_mgmt.ssi_signal = ssi_signal;
588 24790 : event.rx_mgmt.drv_priv = bss;
589 24790 : wpa_supplicant_event(drv->ctx, EVENT_RX_MGMT, &event);
590 : }
591 :
592 :
593 17220 : static void mlme_event_mgmt_tx_status(struct wpa_driver_nl80211_data *drv,
594 : struct nlattr *cookie, const u8 *frame,
595 : size_t len, struct nlattr *ack)
596 : {
597 : union wpa_event_data event;
598 : const struct ieee80211_hdr *hdr;
599 : u16 fc;
600 :
601 17220 : wpa_printf(MSG_DEBUG, "nl80211: Frame TX status event");
602 17220 : if (!is_ap_interface(drv->nlmode)) {
603 : u64 cookie_val;
604 :
605 4553 : if (!cookie)
606 866 : return;
607 :
608 4553 : cookie_val = nla_get_u64(cookie);
609 9106 : wpa_printf(MSG_DEBUG, "nl80211: Action TX status:"
610 : " cookie=0%llx%s (ack=%d)",
611 : (long long unsigned int) cookie_val,
612 4553 : cookie_val == drv->send_action_cookie ?
613 : " (match)" : " (unknown)", ack != NULL);
614 4553 : if (cookie_val != drv->send_action_cookie)
615 866 : return;
616 : }
617 :
618 16354 : hdr = (const struct ieee80211_hdr *) frame;
619 16354 : fc = le_to_host16(hdr->frame_control);
620 :
621 16354 : os_memset(&event, 0, sizeof(event));
622 16354 : event.tx_status.type = WLAN_FC_GET_TYPE(fc);
623 16354 : event.tx_status.stype = WLAN_FC_GET_STYPE(fc);
624 16354 : event.tx_status.dst = hdr->addr1;
625 16354 : event.tx_status.data = frame;
626 16354 : event.tx_status.data_len = len;
627 16354 : event.tx_status.ack = ack != NULL;
628 16354 : wpa_supplicant_event(drv->ctx, EVENT_TX_STATUS, &event);
629 : }
630 :
631 :
632 4685 : static void mlme_event_deauth_disassoc(struct wpa_driver_nl80211_data *drv,
633 : enum wpa_event_type type,
634 : const u8 *frame, size_t len)
635 : {
636 : const struct ieee80211_mgmt *mgmt;
637 : union wpa_event_data event;
638 4685 : const u8 *bssid = NULL;
639 4685 : u16 reason_code = 0;
640 :
641 4685 : if (type == EVENT_DEAUTH)
642 4676 : wpa_printf(MSG_DEBUG, "nl80211: Deauthenticate event");
643 : else
644 9 : wpa_printf(MSG_DEBUG, "nl80211: Disassociate event");
645 :
646 4685 : mgmt = (const struct ieee80211_mgmt *) frame;
647 4685 : if (len >= 24) {
648 4685 : bssid = mgmt->bssid;
649 :
650 9105 : if ((drv->capa.flags & WPA_DRIVER_FLAGS_SME) &&
651 8407 : !drv->associated &&
652 4352 : os_memcmp(bssid, drv->auth_bssid, ETH_ALEN) != 0 &&
653 663 : os_memcmp(bssid, drv->auth_attempt_bssid, ETH_ALEN) != 0 &&
654 298 : os_memcmp(bssid, drv->prev_bssid, ETH_ALEN) == 0) {
655 : /*
656 : * Avoid issues with some roaming cases where
657 : * disconnection event for the old AP may show up after
658 : * we have started connection with the new AP.
659 : * In case of locally generated event clear
660 : * ignore_next_local_deauth as well, to avoid next local
661 : * deauth event be wrongly ignored.
662 : */
663 298 : if (!os_memcmp(mgmt->sa, drv->first_bss->addr,
664 : ETH_ALEN)) {
665 298 : wpa_printf(MSG_DEBUG,
666 : "nl80211: Received a locally generated deauth event. Clear ignore_next_local_deauth flag");
667 298 : drv->ignore_next_local_deauth = 0;
668 : } else {
669 0 : wpa_printf(MSG_DEBUG,
670 : "nl80211: Ignore deauth/disassoc event from old AP " MACSTR " when already authenticating with " MACSTR,
671 0 : MAC2STR(bssid),
672 0 : MAC2STR(drv->auth_attempt_bssid));
673 : }
674 4169 : return;
675 : }
676 :
677 4387 : if (!(drv->capa.flags & WPA_DRIVER_FLAGS_SME) &&
678 12 : drv->connect_reassoc && drv->associated &&
679 12 : os_memcmp(bssid, drv->prev_bssid, ETH_ALEN) == 0 &&
680 6 : os_memcmp(bssid, drv->auth_attempt_bssid, ETH_ALEN) != 0) {
681 : /*
682 : * Avoid issues with some roaming cases where
683 : * disconnection event for the old AP may show up after
684 : * we have started connection with the new AP.
685 : */
686 60 : wpa_printf(MSG_DEBUG,
687 : "nl80211: Ignore deauth/disassoc event from old AP "
688 : MACSTR
689 : " when already connecting with " MACSTR,
690 30 : MAC2STR(bssid),
691 30 : MAC2STR(drv->auth_attempt_bssid));
692 5 : return;
693 : }
694 :
695 4819 : if (drv->associated != 0 &&
696 437 : os_memcmp(bssid, drv->bssid, ETH_ALEN) != 0 &&
697 0 : os_memcmp(bssid, drv->auth_bssid, ETH_ALEN) != 0) {
698 : /*
699 : * We have presumably received this deauth as a
700 : * response to a clear_state_mismatch() outgoing
701 : * deauth. Don't let it take us offline!
702 : */
703 0 : wpa_printf(MSG_DEBUG, "nl80211: Deauth received "
704 : "from Unknown BSSID " MACSTR " -- ignoring",
705 0 : MAC2STR(bssid));
706 0 : return;
707 : }
708 : }
709 :
710 4382 : nl80211_mark_disconnected(drv);
711 4382 : os_memset(&event, 0, sizeof(event));
712 :
713 : /* Note: Same offset for Reason Code in both frame subtypes */
714 4382 : if (len >= 24 + sizeof(mgmt->u.deauth))
715 4382 : reason_code = le_to_host16(mgmt->u.deauth.reason_code);
716 :
717 4382 : if (type == EVENT_DISASSOC) {
718 9 : event.disassoc_info.locally_generated =
719 9 : !os_memcmp(mgmt->sa, drv->first_bss->addr, ETH_ALEN);
720 9 : event.disassoc_info.addr = bssid;
721 9 : event.disassoc_info.reason_code = reason_code;
722 9 : if (frame + len > mgmt->u.disassoc.variable) {
723 1 : event.disassoc_info.ie = mgmt->u.disassoc.variable;
724 1 : event.disassoc_info.ie_len = frame + len -
725 : mgmt->u.disassoc.variable;
726 : }
727 : } else {
728 4373 : event.deauth_info.locally_generated =
729 4373 : !os_memcmp(mgmt->sa, drv->first_bss->addr, ETH_ALEN);
730 4373 : if (drv->ignore_deauth_event) {
731 45 : wpa_printf(MSG_DEBUG, "nl80211: Ignore deauth event due to previous forced deauth-during-auth");
732 45 : drv->ignore_deauth_event = 0;
733 45 : if (event.deauth_info.locally_generated)
734 45 : drv->ignore_next_local_deauth = 0;
735 45 : return;
736 : }
737 4328 : if (drv->ignore_next_local_deauth) {
738 3523 : drv->ignore_next_local_deauth = 0;
739 3523 : if (event.deauth_info.locally_generated) {
740 3523 : wpa_printf(MSG_DEBUG, "nl80211: Ignore deauth event triggered due to own deauth request");
741 3523 : return;
742 : }
743 0 : wpa_printf(MSG_WARNING, "nl80211: Was expecting local deauth but got another disconnect event first");
744 : }
745 805 : event.deauth_info.addr = bssid;
746 805 : event.deauth_info.reason_code = reason_code;
747 805 : if (frame + len > mgmt->u.deauth.variable) {
748 1 : event.deauth_info.ie = mgmt->u.deauth.variable;
749 1 : event.deauth_info.ie_len = frame + len -
750 : mgmt->u.deauth.variable;
751 : }
752 : }
753 :
754 814 : wpa_supplicant_event(drv->ctx, type, &event);
755 : }
756 :
757 :
758 47 : static void mlme_event_unprot_disconnect(struct wpa_driver_nl80211_data *drv,
759 : enum wpa_event_type type,
760 : const u8 *frame, size_t len)
761 : {
762 : const struct ieee80211_mgmt *mgmt;
763 : union wpa_event_data event;
764 47 : u16 reason_code = 0;
765 :
766 47 : if (type == EVENT_UNPROT_DEAUTH)
767 28 : wpa_printf(MSG_DEBUG, "nl80211: Unprot Deauthenticate event");
768 : else
769 19 : wpa_printf(MSG_DEBUG, "nl80211: Unprot Disassociate event");
770 :
771 47 : if (len < 24)
772 47 : return;
773 :
774 47 : mgmt = (const struct ieee80211_mgmt *) frame;
775 :
776 47 : os_memset(&event, 0, sizeof(event));
777 : /* Note: Same offset for Reason Code in both frame subtypes */
778 47 : if (len >= 24 + sizeof(mgmt->u.deauth))
779 47 : reason_code = le_to_host16(mgmt->u.deauth.reason_code);
780 :
781 47 : if (type == EVENT_UNPROT_DISASSOC) {
782 19 : event.unprot_disassoc.sa = mgmt->sa;
783 19 : event.unprot_disassoc.da = mgmt->da;
784 19 : event.unprot_disassoc.reason_code = reason_code;
785 : } else {
786 28 : event.unprot_deauth.sa = mgmt->sa;
787 28 : event.unprot_deauth.da = mgmt->da;
788 28 : event.unprot_deauth.reason_code = reason_code;
789 : }
790 :
791 47 : wpa_supplicant_event(drv->ctx, type, &event);
792 : }
793 :
794 :
795 56389 : static void mlme_event(struct i802_bss *bss,
796 : enum nl80211_commands cmd, struct nlattr *frame,
797 : struct nlattr *addr, struct nlattr *timed_out,
798 : struct nlattr *freq, struct nlattr *ack,
799 : struct nlattr *cookie, struct nlattr *sig,
800 : struct nlattr *wmm)
801 : {
802 56389 : struct wpa_driver_nl80211_data *drv = bss->drv;
803 : const u8 *data;
804 : size_t len;
805 :
806 56389 : if (timed_out && addr) {
807 17 : mlme_timeout_event(drv, cmd, addr);
808 17 : return;
809 : }
810 :
811 56372 : if (frame == NULL) {
812 0 : wpa_printf(MSG_DEBUG,
813 : "nl80211: MLME event %d (%s) without frame data",
814 : cmd, nl80211_command_to_string(cmd));
815 0 : return;
816 : }
817 :
818 56372 : data = nla_data(frame);
819 56372 : len = nla_len(frame);
820 56372 : if (len < 4 + 2 * ETH_ALEN) {
821 0 : wpa_printf(MSG_MSGDUMP, "nl80211: MLME event %d (%s) on %s("
822 : MACSTR ") - too short",
823 0 : cmd, nl80211_command_to_string(cmd), bss->ifname,
824 0 : MAC2STR(bss->addr));
825 0 : return;
826 : }
827 1071068 : wpa_printf(MSG_MSGDUMP, "nl80211: MLME event %d (%s) on %s(" MACSTR
828 : ") A1=" MACSTR " A2=" MACSTR, cmd,
829 56372 : nl80211_command_to_string(cmd), bss->ifname,
830 676464 : MAC2STR(bss->addr), MAC2STR(data + 4),
831 338232 : MAC2STR(data + 4 + ETH_ALEN));
832 89722 : if (cmd != NL80211_CMD_FRAME_TX_STATUS && !(data[4] & 0x01) &&
833 37501 : os_memcmp(bss->addr, data + 4, ETH_ALEN) != 0 &&
834 4151 : os_memcmp(bss->addr, data + 4 + ETH_ALEN, ETH_ALEN) != 0) {
835 0 : wpa_printf(MSG_MSGDUMP, "nl80211: %s: Ignore MLME frame event "
836 0 : "for foreign address", bss->ifname);
837 0 : return;
838 : }
839 112744 : wpa_hexdump(MSG_MSGDUMP, "nl80211: MLME event frame",
840 112744 : nla_data(frame), nla_len(frame));
841 :
842 56372 : switch (cmd) {
843 : case NL80211_CMD_AUTHENTICATE:
844 4843 : mlme_event_auth(drv, nla_data(frame), nla_len(frame));
845 4843 : break;
846 : case NL80211_CMD_ASSOCIATE:
847 4787 : mlme_event_assoc(drv, nla_data(frame), nla_len(frame), wmm);
848 4787 : break;
849 : case NL80211_CMD_DEAUTHENTICATE:
850 9352 : mlme_event_deauth_disassoc(drv, EVENT_DEAUTH,
851 9352 : nla_data(frame), nla_len(frame));
852 4676 : break;
853 : case NL80211_CMD_DISASSOCIATE:
854 18 : mlme_event_deauth_disassoc(drv, EVENT_DISASSOC,
855 18 : nla_data(frame), nla_len(frame));
856 9 : break;
857 : case NL80211_CMD_FRAME:
858 24790 : mlme_event_mgmt(bss, freq, sig, nla_data(frame),
859 24790 : nla_len(frame));
860 24790 : break;
861 : case NL80211_CMD_FRAME_TX_STATUS:
862 17220 : mlme_event_mgmt_tx_status(drv, cookie, nla_data(frame),
863 17220 : nla_len(frame), ack);
864 17220 : break;
865 : case NL80211_CMD_UNPROT_DEAUTHENTICATE:
866 56 : mlme_event_unprot_disconnect(drv, EVENT_UNPROT_DEAUTH,
867 56 : nla_data(frame), nla_len(frame));
868 28 : break;
869 : case NL80211_CMD_UNPROT_DISASSOCIATE:
870 38 : mlme_event_unprot_disconnect(drv, EVENT_UNPROT_DISASSOC,
871 38 : nla_data(frame), nla_len(frame));
872 19 : break;
873 : default:
874 0 : break;
875 : }
876 : }
877 :
878 :
879 4 : static void mlme_event_michael_mic_failure(struct i802_bss *bss,
880 : struct nlattr *tb[])
881 : {
882 : union wpa_event_data data;
883 :
884 4 : wpa_printf(MSG_DEBUG, "nl80211: MLME event Michael MIC failure");
885 4 : os_memset(&data, 0, sizeof(data));
886 4 : if (tb[NL80211_ATTR_MAC]) {
887 8 : wpa_hexdump(MSG_DEBUG, "nl80211: Source MAC address",
888 4 : nla_data(tb[NL80211_ATTR_MAC]),
889 4 : nla_len(tb[NL80211_ATTR_MAC]));
890 4 : data.michael_mic_failure.src = nla_data(tb[NL80211_ATTR_MAC]);
891 : }
892 4 : if (tb[NL80211_ATTR_KEY_SEQ]) {
893 0 : wpa_hexdump(MSG_DEBUG, "nl80211: TSC",
894 0 : nla_data(tb[NL80211_ATTR_KEY_SEQ]),
895 0 : nla_len(tb[NL80211_ATTR_KEY_SEQ]));
896 : }
897 4 : if (tb[NL80211_ATTR_KEY_TYPE]) {
898 4 : enum nl80211_key_type key_type =
899 4 : nla_get_u32(tb[NL80211_ATTR_KEY_TYPE]);
900 4 : wpa_printf(MSG_DEBUG, "nl80211: Key Type %d", key_type);
901 4 : if (key_type == NL80211_KEYTYPE_PAIRWISE)
902 3 : data.michael_mic_failure.unicast = 1;
903 : } else
904 0 : data.michael_mic_failure.unicast = 1;
905 :
906 4 : if (tb[NL80211_ATTR_KEY_IDX]) {
907 4 : u8 key_id = nla_get_u8(tb[NL80211_ATTR_KEY_IDX]);
908 4 : wpa_printf(MSG_DEBUG, "nl80211: Key Id %d", key_id);
909 : }
910 :
911 4 : wpa_supplicant_event(bss->ctx, EVENT_MICHAEL_MIC_FAILURE, &data);
912 4 : }
913 :
914 :
915 28 : static void mlme_event_join_ibss(struct wpa_driver_nl80211_data *drv,
916 : struct nlattr *tb[])
917 : {
918 : unsigned int freq;
919 : union wpa_event_data event;
920 :
921 28 : if (tb[NL80211_ATTR_MAC] == NULL) {
922 0 : wpa_printf(MSG_DEBUG, "nl80211: No address in IBSS joined "
923 : "event");
924 28 : return;
925 : }
926 28 : os_memcpy(drv->bssid, nla_data(tb[NL80211_ATTR_MAC]), ETH_ALEN);
927 :
928 28 : drv->associated = 1;
929 168 : wpa_printf(MSG_DEBUG, "nl80211: IBSS " MACSTR " joined",
930 168 : MAC2STR(drv->bssid));
931 :
932 28 : freq = nl80211_get_assoc_freq(drv);
933 28 : if (freq) {
934 28 : wpa_printf(MSG_DEBUG, "nl80211: IBSS on frequency %u MHz",
935 : freq);
936 28 : drv->first_bss->freq = freq;
937 : }
938 :
939 28 : os_memset(&event, 0, sizeof(event));
940 28 : event.assoc_info.freq = freq;
941 :
942 28 : wpa_supplicant_event(drv->ctx, EVENT_ASSOC, &event);
943 : }
944 :
945 :
946 4099 : static void mlme_event_remain_on_channel(struct wpa_driver_nl80211_data *drv,
947 : int cancel_event, struct nlattr *tb[])
948 : {
949 : unsigned int freq, chan_type, duration;
950 : union wpa_event_data data;
951 : u64 cookie;
952 :
953 4099 : if (tb[NL80211_ATTR_WIPHY_FREQ])
954 4099 : freq = nla_get_u32(tb[NL80211_ATTR_WIPHY_FREQ]);
955 : else
956 0 : freq = 0;
957 :
958 4099 : if (tb[NL80211_ATTR_WIPHY_CHANNEL_TYPE])
959 4099 : chan_type = nla_get_u32(tb[NL80211_ATTR_WIPHY_CHANNEL_TYPE]);
960 : else
961 0 : chan_type = 0;
962 :
963 4099 : if (tb[NL80211_ATTR_DURATION])
964 2042 : duration = nla_get_u32(tb[NL80211_ATTR_DURATION]);
965 : else
966 2057 : duration = 0;
967 :
968 4099 : if (tb[NL80211_ATTR_COOKIE])
969 4099 : cookie = nla_get_u64(tb[NL80211_ATTR_COOKIE]);
970 : else
971 0 : cookie = 0;
972 :
973 4099 : wpa_printf(MSG_DEBUG, "nl80211: Remain-on-channel event (cancel=%d "
974 : "freq=%u channel_type=%u duration=%u cookie=0x%llx (%s))",
975 : cancel_event, freq, chan_type, duration,
976 : (long long unsigned int) cookie,
977 4099 : cookie == drv->remain_on_chan_cookie ? "match" : "unknown");
978 :
979 4099 : if (cookie != drv->remain_on_chan_cookie)
980 4234 : return; /* not for us */
981 :
982 3964 : if (cancel_event)
983 1929 : drv->pending_remain_on_chan = 0;
984 :
985 3964 : os_memset(&data, 0, sizeof(data));
986 3964 : data.remain_on_channel.freq = freq;
987 3964 : data.remain_on_channel.duration = duration;
988 3964 : wpa_supplicant_event(drv->ctx, cancel_event ?
989 : EVENT_CANCEL_REMAIN_ON_CHANNEL :
990 : EVENT_REMAIN_ON_CHANNEL, &data);
991 : }
992 :
993 :
994 0 : static void mlme_event_ft_event(struct wpa_driver_nl80211_data *drv,
995 : struct nlattr *tb[])
996 : {
997 : union wpa_event_data data;
998 :
999 0 : os_memset(&data, 0, sizeof(data));
1000 :
1001 0 : if (tb[NL80211_ATTR_IE]) {
1002 0 : data.ft_ies.ies = nla_data(tb[NL80211_ATTR_IE]);
1003 0 : data.ft_ies.ies_len = nla_len(tb[NL80211_ATTR_IE]);
1004 : }
1005 :
1006 0 : if (tb[NL80211_ATTR_IE_RIC]) {
1007 0 : data.ft_ies.ric_ies = nla_data(tb[NL80211_ATTR_IE_RIC]);
1008 0 : data.ft_ies.ric_ies_len = nla_len(tb[NL80211_ATTR_IE_RIC]);
1009 : }
1010 :
1011 0 : if (tb[NL80211_ATTR_MAC])
1012 0 : os_memcpy(data.ft_ies.target_ap,
1013 : nla_data(tb[NL80211_ATTR_MAC]), ETH_ALEN);
1014 :
1015 0 : wpa_printf(MSG_DEBUG, "nl80211: FT event target_ap " MACSTR,
1016 0 : MAC2STR(data.ft_ies.target_ap));
1017 :
1018 0 : wpa_supplicant_event(drv->ctx, EVENT_FT_RESPONSE, &data);
1019 0 : }
1020 :
1021 :
1022 5707 : static void send_scan_event(struct wpa_driver_nl80211_data *drv, int aborted,
1023 : struct nlattr *tb[], int external_scan)
1024 : {
1025 : union wpa_event_data event;
1026 : struct nlattr *nl;
1027 : int rem;
1028 : struct scan_info *info;
1029 : #define MAX_REPORT_FREQS 50
1030 : int freqs[MAX_REPORT_FREQS];
1031 5707 : int num_freqs = 0;
1032 :
1033 5707 : if (!external_scan && drv->scan_for_auth) {
1034 5 : drv->scan_for_auth = 0;
1035 5 : wpa_printf(MSG_DEBUG, "nl80211: Scan results for missing "
1036 : "cfg80211 BSS entry");
1037 5 : wpa_driver_nl80211_authenticate_retry(drv);
1038 5712 : return;
1039 : }
1040 :
1041 5702 : os_memset(&event, 0, sizeof(event));
1042 5702 : info = &event.scan_info;
1043 5702 : info->aborted = aborted;
1044 5702 : info->external_scan = external_scan;
1045 5702 : info->nl_scan_event = 1;
1046 :
1047 5702 : if (tb[NL80211_ATTR_SCAN_SSIDS]) {
1048 11264 : nla_for_each_nested(nl, tb[NL80211_ATTR_SCAN_SSIDS], rem) {
1049 5562 : struct wpa_driver_scan_ssid *s =
1050 5562 : &info->ssids[info->num_ssids];
1051 5562 : s->ssid = nla_data(nl);
1052 5562 : s->ssid_len = nla_len(nl);
1053 5562 : wpa_printf(MSG_DEBUG, "nl80211: Scan probed for SSID '%s'",
1054 : wpa_ssid_txt(s->ssid, s->ssid_len));
1055 5562 : info->num_ssids++;
1056 5562 : if (info->num_ssids == WPAS_MAX_SCAN_SSIDS)
1057 0 : break;
1058 : }
1059 : }
1060 5702 : if (tb[NL80211_ATTR_SCAN_FREQUENCIES]) {
1061 : char msg[300], *pos, *end;
1062 : int res;
1063 :
1064 5702 : pos = msg;
1065 5702 : end = pos + sizeof(msg);
1066 5702 : *pos = '\0';
1067 :
1068 23284 : nla_for_each_nested(nl, tb[NL80211_ATTR_SCAN_FREQUENCIES], rem)
1069 : {
1070 17582 : freqs[num_freqs] = nla_get_u32(nl);
1071 17582 : res = os_snprintf(pos, end - pos, " %d",
1072 : freqs[num_freqs]);
1073 17582 : if (!os_snprintf_error(end - pos, res))
1074 17582 : pos += res;
1075 17582 : num_freqs++;
1076 17582 : if (num_freqs == MAX_REPORT_FREQS - 1)
1077 0 : break;
1078 : }
1079 5702 : info->freqs = freqs;
1080 5702 : info->num_freqs = num_freqs;
1081 5702 : wpa_printf(MSG_DEBUG, "nl80211: Scan included frequencies:%s",
1082 : msg);
1083 : }
1084 5702 : wpa_supplicant_event(drv->ctx, EVENT_SCAN_RESULTS, &event);
1085 : }
1086 :
1087 :
1088 9 : static void nl80211_cqm_event(struct wpa_driver_nl80211_data *drv,
1089 : struct nlattr *tb[])
1090 : {
1091 : static struct nla_policy cqm_policy[NL80211_ATTR_CQM_MAX + 1] = {
1092 : [NL80211_ATTR_CQM_RSSI_THOLD] = { .type = NLA_U32 },
1093 : [NL80211_ATTR_CQM_RSSI_HYST] = { .type = NLA_U8 },
1094 : [NL80211_ATTR_CQM_RSSI_THRESHOLD_EVENT] = { .type = NLA_U32 },
1095 : [NL80211_ATTR_CQM_PKT_LOSS_EVENT] = { .type = NLA_U32 },
1096 : };
1097 : struct nlattr *cqm[NL80211_ATTR_CQM_MAX + 1];
1098 : enum nl80211_cqm_rssi_threshold_event event;
1099 : union wpa_event_data ed;
1100 : struct wpa_signal_info sig;
1101 : int res;
1102 :
1103 18 : if (tb[NL80211_ATTR_CQM] == NULL ||
1104 9 : nla_parse_nested(cqm, NL80211_ATTR_CQM_MAX, tb[NL80211_ATTR_CQM],
1105 : cqm_policy)) {
1106 0 : wpa_printf(MSG_DEBUG, "nl80211: Ignore invalid CQM event");
1107 0 : return;
1108 : }
1109 :
1110 9 : os_memset(&ed, 0, sizeof(ed));
1111 :
1112 9 : if (cqm[NL80211_ATTR_CQM_PKT_LOSS_EVENT]) {
1113 0 : if (!tb[NL80211_ATTR_MAC])
1114 0 : return;
1115 0 : os_memcpy(ed.low_ack.addr, nla_data(tb[NL80211_ATTR_MAC]),
1116 : ETH_ALEN);
1117 0 : wpa_supplicant_event(drv->ctx, EVENT_STATION_LOW_ACK, &ed);
1118 0 : return;
1119 : }
1120 :
1121 9 : if (cqm[NL80211_ATTR_CQM_RSSI_THRESHOLD_EVENT] == NULL)
1122 2 : return;
1123 7 : event = nla_get_u32(cqm[NL80211_ATTR_CQM_RSSI_THRESHOLD_EVENT]);
1124 :
1125 7 : if (event == NL80211_CQM_RSSI_THRESHOLD_EVENT_HIGH) {
1126 4 : wpa_printf(MSG_DEBUG, "nl80211: Connection quality monitor "
1127 : "event: RSSI high");
1128 4 : ed.signal_change.above_threshold = 1;
1129 3 : } else if (event == NL80211_CQM_RSSI_THRESHOLD_EVENT_LOW) {
1130 3 : wpa_printf(MSG_DEBUG, "nl80211: Connection quality monitor "
1131 : "event: RSSI low");
1132 3 : ed.signal_change.above_threshold = 0;
1133 : } else
1134 0 : return;
1135 :
1136 7 : res = nl80211_get_link_signal(drv, &sig);
1137 7 : if (res == 0) {
1138 7 : ed.signal_change.current_signal = sig.current_signal;
1139 7 : ed.signal_change.current_txrate = sig.current_txrate;
1140 7 : wpa_printf(MSG_DEBUG, "nl80211: Signal: %d dBm txrate: %d",
1141 : sig.current_signal, sig.current_txrate);
1142 : }
1143 :
1144 7 : res = nl80211_get_link_noise(drv, &sig);
1145 7 : if (res == 0) {
1146 7 : ed.signal_change.current_noise = sig.current_noise;
1147 7 : wpa_printf(MSG_DEBUG, "nl80211: Noise: %d dBm",
1148 : sig.current_noise);
1149 : }
1150 :
1151 7 : wpa_supplicant_event(drv->ctx, EVENT_SIGNAL_CHANGE, &ed);
1152 : }
1153 :
1154 :
1155 168 : static void nl80211_new_peer_candidate(struct wpa_driver_nl80211_data *drv,
1156 : struct nlattr **tb)
1157 : {
1158 : const u8 *addr;
1159 : union wpa_event_data data;
1160 :
1161 318 : if (drv->nlmode != NL80211_IFTYPE_MESH_POINT ||
1162 300 : !tb[NL80211_ATTR_MAC] || !tb[NL80211_ATTR_IE])
1163 186 : return;
1164 :
1165 150 : addr = nla_data(tb[NL80211_ATTR_MAC]);
1166 900 : wpa_printf(MSG_DEBUG, "nl80211: New peer candidate " MACSTR,
1167 900 : MAC2STR(addr));
1168 :
1169 150 : os_memset(&data, 0, sizeof(data));
1170 150 : data.mesh_peer.peer = addr;
1171 150 : data.mesh_peer.ies = nla_data(tb[NL80211_ATTR_IE]);
1172 150 : data.mesh_peer.ie_len = nla_len(tb[NL80211_ATTR_IE]);
1173 150 : wpa_supplicant_event(drv->ctx, EVENT_NEW_PEER_CANDIDATE, &data);
1174 : }
1175 :
1176 :
1177 10030 : static void nl80211_new_station_event(struct wpa_driver_nl80211_data *drv,
1178 : struct i802_bss *bss,
1179 : struct nlattr **tb)
1180 : {
1181 : u8 *addr;
1182 : union wpa_event_data data;
1183 :
1184 10030 : if (tb[NL80211_ATTR_MAC] == NULL)
1185 10008 : return;
1186 10030 : addr = nla_data(tb[NL80211_ATTR_MAC]);
1187 10030 : wpa_printf(MSG_DEBUG, "nl80211: New station " MACSTR, MAC2STR(addr));
1188 :
1189 10030 : if (is_ap_interface(drv->nlmode) && drv->device_ap_sme) {
1190 0 : u8 *ies = NULL;
1191 0 : size_t ies_len = 0;
1192 0 : if (tb[NL80211_ATTR_IE]) {
1193 0 : ies = nla_data(tb[NL80211_ATTR_IE]);
1194 0 : ies_len = nla_len(tb[NL80211_ATTR_IE]);
1195 : }
1196 0 : wpa_hexdump(MSG_DEBUG, "nl80211: Assoc Req IEs", ies, ies_len);
1197 0 : drv_event_assoc(bss->ctx, addr, ies, ies_len, 0);
1198 0 : return;
1199 : }
1200 :
1201 10030 : if (drv->nlmode != NL80211_IFTYPE_ADHOC)
1202 10008 : return;
1203 :
1204 22 : os_memset(&data, 0, sizeof(data));
1205 22 : os_memcpy(data.ibss_rsn_start.peer, addr, ETH_ALEN);
1206 22 : wpa_supplicant_event(bss->ctx, EVENT_IBSS_RSN_START, &data);
1207 : }
1208 :
1209 :
1210 9810 : static void nl80211_del_station_event(struct wpa_driver_nl80211_data *drv,
1211 : struct i802_bss *bss,
1212 : struct nlattr **tb)
1213 : {
1214 : u8 *addr;
1215 : union wpa_event_data data;
1216 :
1217 9810 : if (tb[NL80211_ATTR_MAC] == NULL)
1218 9808 : return;
1219 9810 : addr = nla_data(tb[NL80211_ATTR_MAC]);
1220 58860 : wpa_printf(MSG_DEBUG, "nl80211: Delete station " MACSTR,
1221 58860 : MAC2STR(addr));
1222 :
1223 9810 : if (is_ap_interface(drv->nlmode) && drv->device_ap_sme) {
1224 0 : drv_event_disassoc(bss->ctx, addr);
1225 0 : return;
1226 : }
1227 :
1228 9810 : if (drv->nlmode != NL80211_IFTYPE_ADHOC)
1229 9808 : return;
1230 :
1231 2 : os_memset(&data, 0, sizeof(data));
1232 2 : os_memcpy(data.ibss_peer_lost.peer, addr, ETH_ALEN);
1233 2 : wpa_supplicant_event(bss->ctx, EVENT_IBSS_PEER_LOST, &data);
1234 : }
1235 :
1236 :
1237 0 : static void nl80211_rekey_offload_event(struct wpa_driver_nl80211_data *drv,
1238 : struct nlattr **tb)
1239 : {
1240 : struct nlattr *rekey_info[NUM_NL80211_REKEY_DATA];
1241 : static struct nla_policy rekey_policy[NUM_NL80211_REKEY_DATA] = {
1242 : [NL80211_REKEY_DATA_KEK] = {
1243 : .minlen = NL80211_KEK_LEN,
1244 : .maxlen = NL80211_KEK_LEN,
1245 : },
1246 : [NL80211_REKEY_DATA_KCK] = {
1247 : .minlen = NL80211_KCK_LEN,
1248 : .maxlen = NL80211_KCK_LEN,
1249 : },
1250 : [NL80211_REKEY_DATA_REPLAY_CTR] = {
1251 : .minlen = NL80211_REPLAY_CTR_LEN,
1252 : .maxlen = NL80211_REPLAY_CTR_LEN,
1253 : },
1254 : };
1255 : union wpa_event_data data;
1256 :
1257 0 : if (!tb[NL80211_ATTR_MAC] ||
1258 0 : !tb[NL80211_ATTR_REKEY_DATA] ||
1259 0 : nla_parse_nested(rekey_info, MAX_NL80211_REKEY_DATA,
1260 0 : tb[NL80211_ATTR_REKEY_DATA], rekey_policy) ||
1261 0 : !rekey_info[NL80211_REKEY_DATA_REPLAY_CTR])
1262 0 : return;
1263 :
1264 0 : os_memset(&data, 0, sizeof(data));
1265 0 : data.driver_gtk_rekey.bssid = nla_data(tb[NL80211_ATTR_MAC]);
1266 0 : wpa_printf(MSG_DEBUG, "nl80211: Rekey offload event for BSSID " MACSTR,
1267 0 : MAC2STR(data.driver_gtk_rekey.bssid));
1268 0 : data.driver_gtk_rekey.replay_ctr =
1269 0 : nla_data(rekey_info[NL80211_REKEY_DATA_REPLAY_CTR]);
1270 0 : wpa_hexdump(MSG_DEBUG, "nl80211: Rekey offload - Replay Counter",
1271 0 : data.driver_gtk_rekey.replay_ctr, NL80211_REPLAY_CTR_LEN);
1272 0 : wpa_supplicant_event(drv->ctx, EVENT_DRIVER_GTK_REKEY, &data);
1273 : }
1274 :
1275 :
1276 0 : static void nl80211_pmksa_candidate_event(struct wpa_driver_nl80211_data *drv,
1277 : struct nlattr **tb)
1278 : {
1279 : struct nlattr *cand[NUM_NL80211_PMKSA_CANDIDATE];
1280 : static struct nla_policy cand_policy[NUM_NL80211_PMKSA_CANDIDATE] = {
1281 : [NL80211_PMKSA_CANDIDATE_INDEX] = { .type = NLA_U32 },
1282 : [NL80211_PMKSA_CANDIDATE_BSSID] = {
1283 : .minlen = ETH_ALEN,
1284 : .maxlen = ETH_ALEN,
1285 : },
1286 : [NL80211_PMKSA_CANDIDATE_PREAUTH] = { .type = NLA_FLAG },
1287 : };
1288 : union wpa_event_data data;
1289 :
1290 0 : wpa_printf(MSG_DEBUG, "nl80211: PMKSA candidate event");
1291 :
1292 0 : if (!tb[NL80211_ATTR_PMKSA_CANDIDATE] ||
1293 0 : nla_parse_nested(cand, MAX_NL80211_PMKSA_CANDIDATE,
1294 0 : tb[NL80211_ATTR_PMKSA_CANDIDATE], cand_policy) ||
1295 0 : !cand[NL80211_PMKSA_CANDIDATE_INDEX] ||
1296 0 : !cand[NL80211_PMKSA_CANDIDATE_BSSID])
1297 0 : return;
1298 :
1299 0 : os_memset(&data, 0, sizeof(data));
1300 0 : os_memcpy(data.pmkid_candidate.bssid,
1301 : nla_data(cand[NL80211_PMKSA_CANDIDATE_BSSID]), ETH_ALEN);
1302 0 : data.pmkid_candidate.index =
1303 0 : nla_get_u32(cand[NL80211_PMKSA_CANDIDATE_INDEX]);
1304 0 : data.pmkid_candidate.preauth =
1305 0 : cand[NL80211_PMKSA_CANDIDATE_PREAUTH] != NULL;
1306 0 : wpa_supplicant_event(drv->ctx, EVENT_PMKID_CANDIDATE, &data);
1307 : }
1308 :
1309 :
1310 6 : static void nl80211_client_probe_event(struct wpa_driver_nl80211_data *drv,
1311 : struct nlattr **tb)
1312 : {
1313 : union wpa_event_data data;
1314 :
1315 6 : wpa_printf(MSG_DEBUG, "nl80211: Probe client event");
1316 :
1317 6 : if (!tb[NL80211_ATTR_MAC] || !tb[NL80211_ATTR_ACK])
1318 10 : return;
1319 :
1320 2 : os_memset(&data, 0, sizeof(data));
1321 2 : os_memcpy(data.client_poll.addr,
1322 : nla_data(tb[NL80211_ATTR_MAC]), ETH_ALEN);
1323 :
1324 2 : wpa_supplicant_event(drv->ctx, EVENT_DRIVER_CLIENT_POLL_OK, &data);
1325 : }
1326 :
1327 :
1328 0 : static void nl80211_tdls_oper_event(struct wpa_driver_nl80211_data *drv,
1329 : struct nlattr **tb)
1330 : {
1331 : union wpa_event_data data;
1332 :
1333 0 : wpa_printf(MSG_DEBUG, "nl80211: TDLS operation event");
1334 :
1335 0 : if (!tb[NL80211_ATTR_MAC] || !tb[NL80211_ATTR_TDLS_OPERATION])
1336 0 : return;
1337 :
1338 0 : os_memset(&data, 0, sizeof(data));
1339 0 : os_memcpy(data.tdls.peer, nla_data(tb[NL80211_ATTR_MAC]), ETH_ALEN);
1340 0 : switch (nla_get_u8(tb[NL80211_ATTR_TDLS_OPERATION])) {
1341 : case NL80211_TDLS_SETUP:
1342 0 : wpa_printf(MSG_DEBUG, "nl80211: TDLS setup request for peer "
1343 0 : MACSTR, MAC2STR(data.tdls.peer));
1344 0 : data.tdls.oper = TDLS_REQUEST_SETUP;
1345 0 : break;
1346 : case NL80211_TDLS_TEARDOWN:
1347 0 : wpa_printf(MSG_DEBUG, "nl80211: TDLS teardown request for peer "
1348 0 : MACSTR, MAC2STR(data.tdls.peer));
1349 0 : data.tdls.oper = TDLS_REQUEST_TEARDOWN;
1350 0 : break;
1351 : case NL80211_TDLS_DISCOVERY_REQ:
1352 0 : wpa_printf(MSG_DEBUG,
1353 : "nl80211: TDLS discovery request for peer " MACSTR,
1354 0 : MAC2STR(data.tdls.peer));
1355 0 : data.tdls.oper = TDLS_REQUEST_DISCOVER;
1356 0 : break;
1357 : default:
1358 0 : wpa_printf(MSG_DEBUG, "nl80211: Unsupported TDLS operatione "
1359 : "event");
1360 0 : return;
1361 : }
1362 0 : if (tb[NL80211_ATTR_REASON_CODE]) {
1363 0 : data.tdls.reason_code =
1364 0 : nla_get_u16(tb[NL80211_ATTR_REASON_CODE]);
1365 : }
1366 :
1367 0 : wpa_supplicant_event(drv->ctx, EVENT_TDLS, &data);
1368 : }
1369 :
1370 :
1371 10 : static void nl80211_stop_ap(struct wpa_driver_nl80211_data *drv,
1372 : struct nlattr **tb)
1373 : {
1374 10 : wpa_supplicant_event(drv->ctx, EVENT_INTERFACE_UNAVAILABLE, NULL);
1375 10 : }
1376 :
1377 :
1378 0 : static void nl80211_connect_failed_event(struct wpa_driver_nl80211_data *drv,
1379 : struct nlattr **tb)
1380 : {
1381 : union wpa_event_data data;
1382 : u32 reason;
1383 :
1384 0 : wpa_printf(MSG_DEBUG, "nl80211: Connect failed event");
1385 :
1386 0 : if (!tb[NL80211_ATTR_MAC] || !tb[NL80211_ATTR_CONN_FAILED_REASON])
1387 0 : return;
1388 :
1389 0 : os_memset(&data, 0, sizeof(data));
1390 0 : os_memcpy(data.connect_failed_reason.addr,
1391 : nla_data(tb[NL80211_ATTR_MAC]), ETH_ALEN);
1392 :
1393 0 : reason = nla_get_u32(tb[NL80211_ATTR_CONN_FAILED_REASON]);
1394 0 : switch (reason) {
1395 : case NL80211_CONN_FAIL_MAX_CLIENTS:
1396 0 : wpa_printf(MSG_DEBUG, "nl80211: Max client reached");
1397 0 : data.connect_failed_reason.code = MAX_CLIENT_REACHED;
1398 0 : break;
1399 : case NL80211_CONN_FAIL_BLOCKED_CLIENT:
1400 0 : wpa_printf(MSG_DEBUG, "nl80211: Blocked client " MACSTR
1401 : " tried to connect",
1402 0 : MAC2STR(data.connect_failed_reason.addr));
1403 0 : data.connect_failed_reason.code = BLOCKED_CLIENT;
1404 0 : break;
1405 : default:
1406 0 : wpa_printf(MSG_DEBUG, "nl8021l: Unknown connect failed reason "
1407 : "%u", reason);
1408 0 : return;
1409 : }
1410 :
1411 0 : wpa_supplicant_event(drv->ctx, EVENT_CONNECT_FAILED_REASON, &data);
1412 : }
1413 :
1414 :
1415 41 : static void nl80211_radar_event(struct wpa_driver_nl80211_data *drv,
1416 : struct nlattr **tb)
1417 : {
1418 : union wpa_event_data data;
1419 : enum nl80211_radar_event event_type;
1420 :
1421 41 : if (!tb[NL80211_ATTR_WIPHY_FREQ] || !tb[NL80211_ATTR_RADAR_EVENT])
1422 41 : return;
1423 :
1424 41 : os_memset(&data, 0, sizeof(data));
1425 41 : data.dfs_event.freq = nla_get_u32(tb[NL80211_ATTR_WIPHY_FREQ]);
1426 41 : event_type = nla_get_u32(tb[NL80211_ATTR_RADAR_EVENT]);
1427 :
1428 : /* Check HT params */
1429 41 : if (tb[NL80211_ATTR_WIPHY_CHANNEL_TYPE]) {
1430 34 : data.dfs_event.ht_enabled = 1;
1431 34 : data.dfs_event.chan_offset = 0;
1432 :
1433 34 : switch (nla_get_u32(tb[NL80211_ATTR_WIPHY_CHANNEL_TYPE])) {
1434 : case NL80211_CHAN_NO_HT:
1435 5 : data.dfs_event.ht_enabled = 0;
1436 5 : break;
1437 : case NL80211_CHAN_HT20:
1438 18 : break;
1439 : case NL80211_CHAN_HT40PLUS:
1440 5 : data.dfs_event.chan_offset = 1;
1441 5 : break;
1442 : case NL80211_CHAN_HT40MINUS:
1443 6 : data.dfs_event.chan_offset = -1;
1444 6 : break;
1445 : }
1446 : }
1447 :
1448 : /* Get VHT params */
1449 41 : if (tb[NL80211_ATTR_CHANNEL_WIDTH])
1450 41 : data.dfs_event.chan_width =
1451 41 : convert2width(nla_get_u32(
1452 41 : tb[NL80211_ATTR_CHANNEL_WIDTH]));
1453 41 : if (tb[NL80211_ATTR_CENTER_FREQ1])
1454 41 : data.dfs_event.cf1 = nla_get_u32(tb[NL80211_ATTR_CENTER_FREQ1]);
1455 41 : if (tb[NL80211_ATTR_CENTER_FREQ2])
1456 0 : data.dfs_event.cf2 = nla_get_u32(tb[NL80211_ATTR_CENTER_FREQ2]);
1457 :
1458 82 : wpa_printf(MSG_DEBUG, "nl80211: DFS event on freq %d MHz, ht: %d, offset: %d, width: %d, cf1: %dMHz, cf2: %dMHz",
1459 : data.dfs_event.freq, data.dfs_event.ht_enabled,
1460 41 : data.dfs_event.chan_offset, data.dfs_event.chan_width,
1461 : data.dfs_event.cf1, data.dfs_event.cf2);
1462 :
1463 41 : switch (event_type) {
1464 : case NL80211_RADAR_DETECTED:
1465 28 : wpa_supplicant_event(drv->ctx, EVENT_DFS_RADAR_DETECTED, &data);
1466 28 : break;
1467 : case NL80211_RADAR_CAC_FINISHED:
1468 7 : wpa_supplicant_event(drv->ctx, EVENT_DFS_CAC_FINISHED, &data);
1469 7 : break;
1470 : case NL80211_RADAR_CAC_ABORTED:
1471 6 : wpa_supplicant_event(drv->ctx, EVENT_DFS_CAC_ABORTED, &data);
1472 6 : break;
1473 : case NL80211_RADAR_NOP_FINISHED:
1474 0 : wpa_supplicant_event(drv->ctx, EVENT_DFS_NOP_FINISHED, &data);
1475 0 : break;
1476 : default:
1477 0 : wpa_printf(MSG_DEBUG, "nl80211: Unknown radar event %d "
1478 : "received", event_type);
1479 0 : break;
1480 : }
1481 : }
1482 :
1483 :
1484 9 : static void nl80211_spurious_frame(struct i802_bss *bss, struct nlattr **tb,
1485 : int wds)
1486 : {
1487 9 : struct wpa_driver_nl80211_data *drv = bss->drv;
1488 : union wpa_event_data event;
1489 :
1490 9 : if (!tb[NL80211_ATTR_MAC])
1491 9 : return;
1492 :
1493 9 : os_memset(&event, 0, sizeof(event));
1494 9 : event.rx_from_unknown.bssid = bss->addr;
1495 9 : event.rx_from_unknown.addr = nla_data(tb[NL80211_ATTR_MAC]);
1496 9 : event.rx_from_unknown.wds = wds;
1497 :
1498 9 : wpa_supplicant_event(drv->ctx, EVENT_RX_FROM_UNKNOWN, &event);
1499 : }
1500 :
1501 :
1502 : #ifdef CONFIG_DRIVER_NL80211_QCA
1503 :
1504 : static void qca_nl80211_avoid_freq(struct wpa_driver_nl80211_data *drv,
1505 : const u8 *data, size_t len)
1506 : {
1507 : u32 i, count;
1508 : union wpa_event_data event;
1509 : struct wpa_freq_range *range = NULL;
1510 : const struct qca_avoid_freq_list *freq_range;
1511 :
1512 : freq_range = (const struct qca_avoid_freq_list *) data;
1513 : if (len < sizeof(freq_range->count))
1514 : return;
1515 :
1516 : count = freq_range->count;
1517 : if (len < sizeof(freq_range->count) +
1518 : count * sizeof(struct qca_avoid_freq_range)) {
1519 : wpa_printf(MSG_DEBUG, "nl80211: Ignored too short avoid frequency list (len=%u)",
1520 : (unsigned int) len);
1521 : return;
1522 : }
1523 :
1524 : if (count > 0) {
1525 : range = os_calloc(count, sizeof(struct wpa_freq_range));
1526 : if (range == NULL)
1527 : return;
1528 : }
1529 :
1530 : os_memset(&event, 0, sizeof(event));
1531 : for (i = 0; i < count; i++) {
1532 : unsigned int idx = event.freq_range.num;
1533 : range[idx].min = freq_range->range[i].start_freq;
1534 : range[idx].max = freq_range->range[i].end_freq;
1535 : wpa_printf(MSG_DEBUG, "nl80211: Avoid frequency range: %u-%u",
1536 : range[idx].min, range[idx].max);
1537 : if (range[idx].min > range[idx].max) {
1538 : wpa_printf(MSG_DEBUG, "nl80211: Ignore invalid frequency range");
1539 : continue;
1540 : }
1541 : event.freq_range.num++;
1542 : }
1543 : event.freq_range.range = range;
1544 :
1545 : wpa_supplicant_event(drv->ctx, EVENT_AVOID_FREQUENCIES, &event);
1546 :
1547 : os_free(range);
1548 : }
1549 :
1550 :
1551 : static enum hostapd_hw_mode get_qca_hw_mode(u8 hw_mode)
1552 : {
1553 : switch (hw_mode) {
1554 : case QCA_ACS_MODE_IEEE80211B:
1555 : return HOSTAPD_MODE_IEEE80211B;
1556 : case QCA_ACS_MODE_IEEE80211G:
1557 : return HOSTAPD_MODE_IEEE80211G;
1558 : case QCA_ACS_MODE_IEEE80211A:
1559 : return HOSTAPD_MODE_IEEE80211A;
1560 : case QCA_ACS_MODE_IEEE80211AD:
1561 : return HOSTAPD_MODE_IEEE80211AD;
1562 : case QCA_ACS_MODE_IEEE80211ANY:
1563 : return HOSTAPD_MODE_IEEE80211ANY;
1564 : default:
1565 : return NUM_HOSTAPD_MODES;
1566 : }
1567 : }
1568 :
1569 :
1570 : static void qca_nl80211_acs_select_ch(struct wpa_driver_nl80211_data *drv,
1571 : const u8 *data, size_t len)
1572 : {
1573 : struct nlattr *tb[QCA_WLAN_VENDOR_ATTR_ACS_MAX + 1];
1574 : union wpa_event_data event;
1575 :
1576 : wpa_printf(MSG_DEBUG,
1577 : "nl80211: ACS channel selection vendor event received");
1578 :
1579 : if (nla_parse(tb, QCA_WLAN_VENDOR_ATTR_ACS_MAX,
1580 : (struct nlattr *) data, len, NULL) ||
1581 : !tb[QCA_WLAN_VENDOR_ATTR_ACS_PRIMARY_CHANNEL] ||
1582 : !tb[QCA_WLAN_VENDOR_ATTR_ACS_SECONDARY_CHANNEL])
1583 : return;
1584 :
1585 : os_memset(&event, 0, sizeof(event));
1586 : event.acs_selected_channels.pri_channel =
1587 : nla_get_u8(tb[QCA_WLAN_VENDOR_ATTR_ACS_PRIMARY_CHANNEL]);
1588 : event.acs_selected_channels.sec_channel =
1589 : nla_get_u8(tb[QCA_WLAN_VENDOR_ATTR_ACS_SECONDARY_CHANNEL]);
1590 : if (tb[QCA_WLAN_VENDOR_ATTR_ACS_VHT_SEG0_CENTER_CHANNEL])
1591 : event.acs_selected_channels.vht_seg0_center_ch =
1592 : nla_get_u8(tb[QCA_WLAN_VENDOR_ATTR_ACS_VHT_SEG0_CENTER_CHANNEL]);
1593 : if (tb[QCA_WLAN_VENDOR_ATTR_ACS_VHT_SEG0_CENTER_CHANNEL])
1594 : event.acs_selected_channels.vht_seg1_center_ch =
1595 : nla_get_u8(tb[QCA_WLAN_VENDOR_ATTR_ACS_VHT_SEG1_CENTER_CHANNEL]);
1596 : if (tb[QCA_WLAN_VENDOR_ATTR_ACS_CHWIDTH])
1597 : event.acs_selected_channels.ch_width =
1598 : nla_get_u16(tb[QCA_WLAN_VENDOR_ATTR_ACS_CHWIDTH]);
1599 : if (tb[QCA_WLAN_VENDOR_ATTR_ACS_HW_MODE]) {
1600 : u8 hw_mode = nla_get_u8(tb[QCA_WLAN_VENDOR_ATTR_ACS_HW_MODE]);
1601 :
1602 : event.acs_selected_channels.hw_mode = get_qca_hw_mode(hw_mode);
1603 : if (event.acs_selected_channels.hw_mode == NUM_HOSTAPD_MODES ||
1604 : event.acs_selected_channels.hw_mode ==
1605 : HOSTAPD_MODE_IEEE80211ANY) {
1606 : wpa_printf(MSG_DEBUG,
1607 : "nl80211: Invalid hw_mode %d in ACS selection event",
1608 : hw_mode);
1609 : return;
1610 : }
1611 : }
1612 :
1613 : wpa_printf(MSG_INFO,
1614 : "nl80211: ACS Results: PCH: %d SCH: %d BW: %d VHT0: %d VHT1: %d HW_MODE: %d",
1615 : event.acs_selected_channels.pri_channel,
1616 : event.acs_selected_channels.sec_channel,
1617 : event.acs_selected_channels.ch_width,
1618 : event.acs_selected_channels.vht_seg0_center_ch,
1619 : event.acs_selected_channels.vht_seg1_center_ch,
1620 : event.acs_selected_channels.hw_mode);
1621 :
1622 : /* Ignore ACS channel list check for backwards compatibility */
1623 :
1624 : wpa_supplicant_event(drv->ctx, EVENT_ACS_CHANNEL_SELECTED, &event);
1625 : }
1626 :
1627 :
1628 : static void qca_nl80211_key_mgmt_auth(struct wpa_driver_nl80211_data *drv,
1629 : const u8 *data, size_t len)
1630 : {
1631 : struct nlattr *tb[QCA_WLAN_VENDOR_ATTR_ROAM_AUTH_MAX + 1];
1632 : u8 *bssid;
1633 :
1634 : wpa_printf(MSG_DEBUG,
1635 : "nl80211: Key management roam+auth vendor event received");
1636 :
1637 : if (nla_parse(tb, QCA_WLAN_VENDOR_ATTR_ROAM_AUTH_MAX,
1638 : (struct nlattr *) data, len, NULL) ||
1639 : !tb[QCA_WLAN_VENDOR_ATTR_ROAM_AUTH_BSSID] ||
1640 : nla_len(tb[QCA_WLAN_VENDOR_ATTR_ROAM_AUTH_BSSID]) != ETH_ALEN ||
1641 : !tb[QCA_WLAN_VENDOR_ATTR_ROAM_AUTH_REQ_IE] ||
1642 : !tb[QCA_WLAN_VENDOR_ATTR_ROAM_AUTH_RESP_IE] ||
1643 : !tb[QCA_WLAN_VENDOR_ATTR_ROAM_AUTH_AUTHORIZED])
1644 : return;
1645 :
1646 : bssid = nla_data(tb[QCA_WLAN_VENDOR_ATTR_ROAM_AUTH_BSSID]);
1647 : wpa_printf(MSG_DEBUG, " * roam BSSID " MACSTR, MAC2STR(bssid));
1648 :
1649 : mlme_event_connect(drv, NL80211_CMD_ROAM, NULL,
1650 : tb[QCA_WLAN_VENDOR_ATTR_ROAM_AUTH_BSSID],
1651 : tb[QCA_WLAN_VENDOR_ATTR_ROAM_AUTH_REQ_IE],
1652 : tb[QCA_WLAN_VENDOR_ATTR_ROAM_AUTH_RESP_IE],
1653 : NULL,
1654 : tb[QCA_WLAN_VENDOR_ATTR_ROAM_AUTH_AUTHORIZED],
1655 : tb[QCA_WLAN_VENDOR_ATTR_ROAM_AUTH_KEY_REPLAY_CTR],
1656 : tb[QCA_WLAN_VENDOR_ATTR_ROAM_AUTH_PTK_KCK],
1657 : tb[QCA_WLAN_VENDOR_ATTR_ROAM_AUTH_PTK_KEK],
1658 : tb[QCA_WLAN_VENDOR_ATTR_ROAM_AUTH_SUBNET_STATUS]);
1659 : }
1660 :
1661 :
1662 : static void qca_nl80211_dfs_offload_radar_event(
1663 : struct wpa_driver_nl80211_data *drv, u32 subcmd, u8 *msg, int length)
1664 : {
1665 : union wpa_event_data data;
1666 : struct nlattr *tb[NL80211_ATTR_MAX + 1];
1667 :
1668 : wpa_printf(MSG_DEBUG,
1669 : "nl80211: DFS offload radar vendor event received");
1670 :
1671 : if (nla_parse(tb, NL80211_ATTR_MAX,
1672 : (struct nlattr *) msg, length, NULL))
1673 : return;
1674 :
1675 : if (!tb[NL80211_ATTR_WIPHY_FREQ]) {
1676 : wpa_printf(MSG_INFO,
1677 : "nl80211: Error parsing WIPHY_FREQ in FS offload radar vendor event");
1678 : return;
1679 : }
1680 :
1681 : os_memset(&data, 0, sizeof(data));
1682 : data.dfs_event.freq = nla_get_u32(tb[NL80211_ATTR_WIPHY_FREQ]);
1683 :
1684 : wpa_printf(MSG_DEBUG, "nl80211: DFS event on freq %d MHz",
1685 : data.dfs_event.freq);
1686 :
1687 : /* Check HT params */
1688 : if (tb[NL80211_ATTR_WIPHY_CHANNEL_TYPE]) {
1689 : data.dfs_event.ht_enabled = 1;
1690 : data.dfs_event.chan_offset = 0;
1691 :
1692 : switch (nla_get_u32(tb[NL80211_ATTR_WIPHY_CHANNEL_TYPE])) {
1693 : case NL80211_CHAN_NO_HT:
1694 : data.dfs_event.ht_enabled = 0;
1695 : break;
1696 : case NL80211_CHAN_HT20:
1697 : break;
1698 : case NL80211_CHAN_HT40PLUS:
1699 : data.dfs_event.chan_offset = 1;
1700 : break;
1701 : case NL80211_CHAN_HT40MINUS:
1702 : data.dfs_event.chan_offset = -1;
1703 : break;
1704 : }
1705 : }
1706 :
1707 : /* Get VHT params */
1708 : if (tb[NL80211_ATTR_CHANNEL_WIDTH])
1709 : data.dfs_event.chan_width =
1710 : convert2width(nla_get_u32(
1711 : tb[NL80211_ATTR_CHANNEL_WIDTH]));
1712 : if (tb[NL80211_ATTR_CENTER_FREQ1])
1713 : data.dfs_event.cf1 = nla_get_u32(tb[NL80211_ATTR_CENTER_FREQ1]);
1714 : if (tb[NL80211_ATTR_CENTER_FREQ2])
1715 : data.dfs_event.cf2 = nla_get_u32(tb[NL80211_ATTR_CENTER_FREQ2]);
1716 :
1717 : wpa_printf(MSG_DEBUG, "nl80211: DFS event on freq %d MHz, ht: %d, "
1718 : "offset: %d, width: %d, cf1: %dMHz, cf2: %dMHz",
1719 : data.dfs_event.freq, data.dfs_event.ht_enabled,
1720 : data.dfs_event.chan_offset, data.dfs_event.chan_width,
1721 : data.dfs_event.cf1, data.dfs_event.cf2);
1722 :
1723 : switch (subcmd) {
1724 : case QCA_NL80211_VENDOR_SUBCMD_DFS_OFFLOAD_RADAR_DETECTED:
1725 : wpa_supplicant_event(drv->ctx, EVENT_DFS_RADAR_DETECTED, &data);
1726 : break;
1727 : case QCA_NL80211_VENDOR_SUBCMD_DFS_OFFLOAD_CAC_STARTED:
1728 : wpa_supplicant_event(drv->ctx, EVENT_DFS_CAC_STARTED, &data);
1729 : break;
1730 : case QCA_NL80211_VENDOR_SUBCMD_DFS_OFFLOAD_CAC_FINISHED:
1731 : wpa_supplicant_event(drv->ctx, EVENT_DFS_CAC_FINISHED, &data);
1732 : break;
1733 : case QCA_NL80211_VENDOR_SUBCMD_DFS_OFFLOAD_CAC_ABORTED:
1734 : wpa_supplicant_event(drv->ctx, EVENT_DFS_CAC_ABORTED, &data);
1735 : break;
1736 : case QCA_NL80211_VENDOR_SUBCMD_DFS_OFFLOAD_CAC_NOP_FINISHED:
1737 : wpa_supplicant_event(drv->ctx, EVENT_DFS_NOP_FINISHED, &data);
1738 : break;
1739 : default:
1740 : wpa_printf(MSG_DEBUG,
1741 : "nl80211: Unknown DFS offload radar event %d received",
1742 : subcmd);
1743 : break;
1744 : }
1745 : }
1746 :
1747 :
1748 : static void qca_nl80211_scan_trigger_event(struct wpa_driver_nl80211_data *drv,
1749 : u8 *data, size_t len)
1750 : {
1751 : struct nlattr *tb[QCA_WLAN_VENDOR_ATTR_SCAN_MAX + 1];
1752 : u64 cookie = 0;
1753 : union wpa_event_data event;
1754 : struct scan_info *info;
1755 :
1756 : if (nla_parse(tb, QCA_WLAN_VENDOR_ATTR_SCAN_MAX,
1757 : (struct nlattr *) data, len, NULL) ||
1758 : !tb[QCA_WLAN_VENDOR_ATTR_SCAN_COOKIE])
1759 : return;
1760 :
1761 : cookie = nla_get_u64(tb[QCA_WLAN_VENDOR_ATTR_SCAN_COOKIE]);
1762 : if (cookie != drv->vendor_scan_cookie) {
1763 : /* External scan trigger event, ignore */
1764 : return;
1765 : }
1766 :
1767 : /* Cookie match, own scan */
1768 : os_memset(&event, 0, sizeof(event));
1769 : info = &event.scan_info;
1770 : info->external_scan = 0;
1771 : info->nl_scan_event = 0;
1772 :
1773 : drv->scan_state = SCAN_STARTED;
1774 : wpa_supplicant_event(drv->ctx, EVENT_SCAN_STARTED, &event);
1775 : }
1776 :
1777 :
1778 : static void send_vendor_scan_event(struct wpa_driver_nl80211_data *drv,
1779 : int aborted, struct nlattr *tb[],
1780 : int external_scan)
1781 : {
1782 : union wpa_event_data event;
1783 : struct nlattr *nl;
1784 : int rem;
1785 : struct scan_info *info;
1786 : int freqs[MAX_REPORT_FREQS];
1787 : int num_freqs = 0;
1788 :
1789 : os_memset(&event, 0, sizeof(event));
1790 : info = &event.scan_info;
1791 : info->aborted = aborted;
1792 : info->external_scan = external_scan;
1793 :
1794 : if (tb[QCA_WLAN_VENDOR_ATTR_SCAN_SSIDS]) {
1795 : nla_for_each_nested(nl,
1796 : tb[QCA_WLAN_VENDOR_ATTR_SCAN_SSIDS], rem) {
1797 : struct wpa_driver_scan_ssid *s =
1798 : &info->ssids[info->num_ssids];
1799 : s->ssid = nla_data(nl);
1800 : s->ssid_len = nla_len(nl);
1801 : wpa_printf(MSG_DEBUG,
1802 : "nl80211: Scan probed for SSID '%s'",
1803 : wpa_ssid_txt(s->ssid, s->ssid_len));
1804 : info->num_ssids++;
1805 : if (info->num_ssids == WPAS_MAX_SCAN_SSIDS)
1806 : break;
1807 : }
1808 : }
1809 :
1810 : if (tb[QCA_WLAN_VENDOR_ATTR_SCAN_FREQUENCIES]) {
1811 : char msg[300], *pos, *end;
1812 : int res;
1813 :
1814 : pos = msg;
1815 : end = pos + sizeof(msg);
1816 : *pos = '\0';
1817 :
1818 : nla_for_each_nested(nl,
1819 : tb[QCA_WLAN_VENDOR_ATTR_SCAN_FREQUENCIES],
1820 : rem) {
1821 : freqs[num_freqs] = nla_get_u32(nl);
1822 : res = os_snprintf(pos, end - pos, " %d",
1823 : freqs[num_freqs]);
1824 : if (!os_snprintf_error(end - pos, res))
1825 : pos += res;
1826 : num_freqs++;
1827 : if (num_freqs == MAX_REPORT_FREQS - 1)
1828 : break;
1829 : }
1830 :
1831 : info->freqs = freqs;
1832 : info->num_freqs = num_freqs;
1833 : wpa_printf(MSG_DEBUG, "nl80211: Scan included frequencies:%s",
1834 : msg);
1835 : }
1836 : wpa_supplicant_event(drv->ctx, EVENT_SCAN_RESULTS, &event);
1837 : }
1838 :
1839 :
1840 : static void qca_nl80211_scan_done_event(struct wpa_driver_nl80211_data *drv,
1841 : u8 *data, size_t len)
1842 : {
1843 : struct nlattr *tb[QCA_WLAN_VENDOR_ATTR_SCAN_MAX + 1];
1844 : u64 cookie = 0;
1845 : enum scan_status status;
1846 : int external_scan;
1847 :
1848 : if (nla_parse(tb, QCA_WLAN_VENDOR_ATTR_SCAN_MAX,
1849 : (struct nlattr *) data, len, NULL) ||
1850 : !tb[QCA_WLAN_VENDOR_ATTR_SCAN_STATUS] ||
1851 : !tb[QCA_WLAN_VENDOR_ATTR_SCAN_COOKIE])
1852 : return;
1853 :
1854 : status = nla_get_u8(tb[QCA_WLAN_VENDOR_ATTR_SCAN_STATUS]);
1855 : if (status >= VENDOR_SCAN_STATUS_MAX)
1856 : return; /* invalid status */
1857 :
1858 : cookie = nla_get_u64(tb[QCA_WLAN_VENDOR_ATTR_SCAN_COOKIE]);
1859 : if (cookie != drv->vendor_scan_cookie) {
1860 : /* Event from an external scan, get scan results */
1861 : external_scan = 1;
1862 : } else {
1863 : external_scan = 0;
1864 : if (status == VENDOR_SCAN_STATUS_NEW_RESULTS)
1865 : drv->scan_state = SCAN_COMPLETED;
1866 : else
1867 : drv->scan_state = SCAN_ABORTED;
1868 :
1869 : eloop_cancel_timeout(wpa_driver_nl80211_scan_timeout, drv,
1870 : drv->ctx);
1871 : drv->vendor_scan_cookie = 0;
1872 : drv->last_scan_cmd = 0;
1873 : }
1874 :
1875 : send_vendor_scan_event(drv, (status == VENDOR_SCAN_STATUS_ABORTED), tb,
1876 : external_scan);
1877 : }
1878 :
1879 :
1880 : static void qca_nl80211_p2p_lo_stop_event(struct wpa_driver_nl80211_data *drv,
1881 : u8 *data, size_t len)
1882 : {
1883 : struct nlattr *tb[QCA_WLAN_VENDOR_ATTR_P2P_LISTEN_OFFLOAD_MAX + 1];
1884 : union wpa_event_data event;
1885 :
1886 : wpa_printf(MSG_DEBUG,
1887 : "nl80211: P2P listen offload stop vendor event received");
1888 :
1889 : if (nla_parse(tb, QCA_WLAN_VENDOR_ATTR_P2P_LISTEN_OFFLOAD_MAX,
1890 : (struct nlattr *) data, len, NULL) ||
1891 : !tb[QCA_WLAN_VENDOR_ATTR_P2P_LISTEN_OFFLOAD_STOP_REASON])
1892 : return;
1893 :
1894 : os_memset(&event, 0, sizeof(event));
1895 : event.p2p_lo_stop.reason_code =
1896 : nla_get_u8(tb[QCA_WLAN_VENDOR_ATTR_P2P_LISTEN_OFFLOAD_STOP_REASON]);
1897 :
1898 : wpa_printf(MSG_DEBUG,
1899 : "nl80211: P2P Listen offload stop reason: %d",
1900 : event.p2p_lo_stop.reason_code);
1901 : wpa_supplicant_event(drv->ctx, EVENT_P2P_LO_STOP, &event);
1902 : }
1903 :
1904 : #endif /* CONFIG_DRIVER_NL80211_QCA */
1905 :
1906 :
1907 2598 : static void nl80211_vendor_event_qca(struct wpa_driver_nl80211_data *drv,
1908 : u32 subcmd, u8 *data, size_t len)
1909 : {
1910 2598 : switch (subcmd) {
1911 : case QCA_NL80211_VENDOR_SUBCMD_TEST:
1912 2598 : wpa_hexdump(MSG_DEBUG, "nl80211: QCA test event", data, len);
1913 2598 : break;
1914 : #ifdef CONFIG_DRIVER_NL80211_QCA
1915 : case QCA_NL80211_VENDOR_SUBCMD_AVOID_FREQUENCY:
1916 : qca_nl80211_avoid_freq(drv, data, len);
1917 : break;
1918 : case QCA_NL80211_VENDOR_SUBCMD_KEY_MGMT_ROAM_AUTH:
1919 : qca_nl80211_key_mgmt_auth(drv, data, len);
1920 : break;
1921 : case QCA_NL80211_VENDOR_SUBCMD_DO_ACS:
1922 : qca_nl80211_acs_select_ch(drv, data, len);
1923 : break;
1924 : case QCA_NL80211_VENDOR_SUBCMD_DFS_OFFLOAD_CAC_STARTED:
1925 : case QCA_NL80211_VENDOR_SUBCMD_DFS_OFFLOAD_CAC_FINISHED:
1926 : case QCA_NL80211_VENDOR_SUBCMD_DFS_OFFLOAD_CAC_ABORTED:
1927 : case QCA_NL80211_VENDOR_SUBCMD_DFS_OFFLOAD_CAC_NOP_FINISHED:
1928 : case QCA_NL80211_VENDOR_SUBCMD_DFS_OFFLOAD_RADAR_DETECTED:
1929 : qca_nl80211_dfs_offload_radar_event(drv, subcmd, data, len);
1930 : break;
1931 : case QCA_NL80211_VENDOR_SUBCMD_TRIGGER_SCAN:
1932 : qca_nl80211_scan_trigger_event(drv, data, len);
1933 : break;
1934 : case QCA_NL80211_VENDOR_SUBCMD_SCAN_DONE:
1935 : qca_nl80211_scan_done_event(drv, data, len);
1936 : break;
1937 : case QCA_NL80211_VENDOR_SUBCMD_P2P_LISTEN_OFFLOAD_STOP:
1938 : qca_nl80211_p2p_lo_stop_event(drv, data, len);
1939 : break;
1940 : #endif /* CONFIG_DRIVER_NL80211_QCA */
1941 : default:
1942 0 : wpa_printf(MSG_DEBUG,
1943 : "nl80211: Ignore unsupported QCA vendor event %u",
1944 : subcmd);
1945 0 : break;
1946 : }
1947 2598 : }
1948 :
1949 :
1950 2598 : static void nl80211_vendor_event(struct wpa_driver_nl80211_data *drv,
1951 : struct nlattr **tb)
1952 : {
1953 2598 : u32 vendor_id, subcmd, wiphy = 0;
1954 : int wiphy_idx;
1955 2598 : u8 *data = NULL;
1956 2598 : size_t len = 0;
1957 :
1958 5196 : if (!tb[NL80211_ATTR_VENDOR_ID] ||
1959 2598 : !tb[NL80211_ATTR_VENDOR_SUBCMD])
1960 0 : return;
1961 :
1962 2598 : vendor_id = nla_get_u32(tb[NL80211_ATTR_VENDOR_ID]);
1963 2598 : subcmd = nla_get_u32(tb[NL80211_ATTR_VENDOR_SUBCMD]);
1964 :
1965 2598 : if (tb[NL80211_ATTR_WIPHY])
1966 2598 : wiphy = nla_get_u32(tb[NL80211_ATTR_WIPHY]);
1967 :
1968 2598 : wpa_printf(MSG_DEBUG, "nl80211: Vendor event: wiphy=%u vendor_id=0x%x subcmd=%u",
1969 : wiphy, vendor_id, subcmd);
1970 :
1971 2598 : if (tb[NL80211_ATTR_VENDOR_DATA]) {
1972 2598 : data = nla_data(tb[NL80211_ATTR_VENDOR_DATA]);
1973 2598 : len = nla_len(tb[NL80211_ATTR_VENDOR_DATA]);
1974 2598 : wpa_hexdump(MSG_MSGDUMP, "nl80211: Vendor data", data, len);
1975 : }
1976 :
1977 2598 : wiphy_idx = nl80211_get_wiphy_index(drv->first_bss);
1978 2598 : if (wiphy_idx >= 0 && wiphy_idx != (int) wiphy) {
1979 0 : wpa_printf(MSG_DEBUG, "nl80211: Ignore vendor event for foreign wiphy %u (own: %d)",
1980 : wiphy, wiphy_idx);
1981 0 : return;
1982 : }
1983 :
1984 2598 : switch (vendor_id) {
1985 : case OUI_QCA:
1986 2598 : nl80211_vendor_event_qca(drv, subcmd, data, len);
1987 2598 : break;
1988 : default:
1989 0 : wpa_printf(MSG_DEBUG, "nl80211: Ignore unsupported vendor event");
1990 0 : break;
1991 : }
1992 : }
1993 :
1994 :
1995 17681 : static void nl80211_reg_change_event(struct wpa_driver_nl80211_data *drv,
1996 : struct nlattr *tb[])
1997 : {
1998 : union wpa_event_data data;
1999 : enum nl80211_reg_initiator init;
2000 :
2001 17681 : wpa_printf(MSG_DEBUG, "nl80211: Regulatory domain change");
2002 :
2003 17681 : if (tb[NL80211_ATTR_REG_INITIATOR] == NULL)
2004 17681 : return;
2005 :
2006 17681 : os_memset(&data, 0, sizeof(data));
2007 17681 : init = nla_get_u8(tb[NL80211_ATTR_REG_INITIATOR]);
2008 17681 : wpa_printf(MSG_DEBUG, " * initiator=%d", init);
2009 17681 : switch (init) {
2010 : case NL80211_REGDOM_SET_BY_CORE:
2011 14910 : data.channel_list_changed.initiator = REGDOM_SET_BY_CORE;
2012 14910 : break;
2013 : case NL80211_REGDOM_SET_BY_USER:
2014 2696 : data.channel_list_changed.initiator = REGDOM_SET_BY_USER;
2015 2696 : break;
2016 : case NL80211_REGDOM_SET_BY_DRIVER:
2017 0 : data.channel_list_changed.initiator = REGDOM_SET_BY_DRIVER;
2018 0 : break;
2019 : case NL80211_REGDOM_SET_BY_COUNTRY_IE:
2020 75 : data.channel_list_changed.initiator = REGDOM_SET_BY_COUNTRY_IE;
2021 75 : break;
2022 : }
2023 :
2024 17681 : if (tb[NL80211_ATTR_REG_TYPE]) {
2025 : enum nl80211_reg_type type;
2026 17681 : type = nla_get_u8(tb[NL80211_ATTR_REG_TYPE]);
2027 17681 : wpa_printf(MSG_DEBUG, " * type=%d", type);
2028 17681 : switch (type) {
2029 : case NL80211_REGDOM_TYPE_COUNTRY:
2030 1968 : data.channel_list_changed.type = REGDOM_TYPE_COUNTRY;
2031 1968 : break;
2032 : case NL80211_REGDOM_TYPE_WORLD:
2033 15713 : data.channel_list_changed.type = REGDOM_TYPE_WORLD;
2034 15713 : break;
2035 : case NL80211_REGDOM_TYPE_CUSTOM_WORLD:
2036 0 : data.channel_list_changed.type =
2037 : REGDOM_TYPE_CUSTOM_WORLD;
2038 0 : break;
2039 : case NL80211_REGDOM_TYPE_INTERSECTION:
2040 0 : data.channel_list_changed.type =
2041 : REGDOM_TYPE_INTERSECTION;
2042 0 : break;
2043 : }
2044 : }
2045 :
2046 17681 : if (tb[NL80211_ATTR_REG_ALPHA2]) {
2047 1968 : os_strlcpy(data.channel_list_changed.alpha2,
2048 1968 : nla_get_string(tb[NL80211_ATTR_REG_ALPHA2]),
2049 : sizeof(data.channel_list_changed.alpha2));
2050 1968 : wpa_printf(MSG_DEBUG, " * alpha2=%s",
2051 : data.channel_list_changed.alpha2);
2052 : }
2053 :
2054 17681 : wpa_supplicant_event(drv->ctx, EVENT_CHANNEL_LIST_CHANGED, &data);
2055 : }
2056 :
2057 :
2058 97160 : static void do_process_drv_event(struct i802_bss *bss, int cmd,
2059 : struct nlattr **tb)
2060 : {
2061 97160 : struct wpa_driver_nl80211_data *drv = bss->drv;
2062 : union wpa_event_data data;
2063 97160 : int external_scan_event = 0;
2064 :
2065 97160 : wpa_printf(MSG_DEBUG, "nl80211: Drv Event %d (%s) received for %s",
2066 97160 : cmd, nl80211_command_to_string(cmd), bss->ifname);
2067 :
2068 97160 : if (cmd == NL80211_CMD_ROAM &&
2069 0 : (drv->capa.flags & WPA_DRIVER_FLAGS_KEY_MGMT_OFFLOAD)) {
2070 : /*
2071 : * Device will use roam+auth vendor event to indicate
2072 : * roaming, so ignore the regular roam event.
2073 : */
2074 0 : wpa_printf(MSG_DEBUG,
2075 : "nl80211: Ignore roam event (cmd=%d), device will use vendor event roam+auth",
2076 : cmd);
2077 97160 : return;
2078 : }
2079 :
2080 97160 : if (drv->ap_scan_as_station != NL80211_IFTYPE_UNSPECIFIED &&
2081 0 : (cmd == NL80211_CMD_NEW_SCAN_RESULTS ||
2082 : cmd == NL80211_CMD_SCAN_ABORTED)) {
2083 0 : wpa_driver_nl80211_set_mode(drv->first_bss,
2084 : drv->ap_scan_as_station);
2085 0 : drv->ap_scan_as_station = NL80211_IFTYPE_UNSPECIFIED;
2086 : }
2087 :
2088 97160 : switch (cmd) {
2089 : case NL80211_CMD_TRIGGER_SCAN:
2090 5719 : wpa_dbg(drv->ctx, MSG_DEBUG, "nl80211: Scan trigger");
2091 5719 : drv->scan_state = SCAN_STARTED;
2092 5719 : if (drv->scan_for_auth) {
2093 : /*
2094 : * Cannot indicate EVENT_SCAN_STARTED here since we skip
2095 : * EVENT_SCAN_RESULTS in scan_for_auth case and the
2096 : * upper layer implementation could get confused about
2097 : * scanning state.
2098 : */
2099 5 : wpa_printf(MSG_DEBUG, "nl80211: Do not indicate scan-start event due to internal scan_for_auth");
2100 5 : break;
2101 : }
2102 5714 : wpa_supplicant_event(drv->ctx, EVENT_SCAN_STARTED, NULL);
2103 5714 : break;
2104 : case NL80211_CMD_START_SCHED_SCAN:
2105 0 : wpa_dbg(drv->ctx, MSG_DEBUG, "nl80211: Sched scan started");
2106 0 : drv->scan_state = SCHED_SCAN_STARTED;
2107 0 : break;
2108 : case NL80211_CMD_SCHED_SCAN_STOPPED:
2109 0 : wpa_dbg(drv->ctx, MSG_DEBUG, "nl80211: Sched scan stopped");
2110 0 : drv->scan_state = SCHED_SCAN_STOPPED;
2111 0 : wpa_supplicant_event(drv->ctx, EVENT_SCHED_SCAN_STOPPED, NULL);
2112 0 : break;
2113 : case NL80211_CMD_NEW_SCAN_RESULTS:
2114 5648 : wpa_dbg(drv->ctx, MSG_DEBUG,
2115 : "nl80211: New scan results available");
2116 5648 : drv->scan_complete_events = 1;
2117 5648 : if (drv->last_scan_cmd == NL80211_CMD_TRIGGER_SCAN) {
2118 5635 : drv->scan_state = SCAN_COMPLETED;
2119 5635 : eloop_cancel_timeout(wpa_driver_nl80211_scan_timeout,
2120 : drv, drv->ctx);
2121 5635 : drv->last_scan_cmd = 0;
2122 : } else {
2123 13 : external_scan_event = 1;
2124 : }
2125 5648 : send_scan_event(drv, 0, tb, external_scan_event);
2126 5648 : break;
2127 : case NL80211_CMD_SCHED_SCAN_RESULTS:
2128 0 : wpa_dbg(drv->ctx, MSG_DEBUG,
2129 : "nl80211: New sched scan results available");
2130 0 : drv->scan_state = SCHED_SCAN_RESULTS;
2131 0 : send_scan_event(drv, 0, tb, 0);
2132 0 : break;
2133 : case NL80211_CMD_SCAN_ABORTED:
2134 59 : wpa_dbg(drv->ctx, MSG_DEBUG, "nl80211: Scan aborted");
2135 59 : if (drv->last_scan_cmd == NL80211_CMD_TRIGGER_SCAN) {
2136 59 : drv->scan_state = SCAN_ABORTED;
2137 : /*
2138 : * Need to indicate that scan results are available in
2139 : * order not to make wpa_supplicant stop its scanning.
2140 : */
2141 59 : eloop_cancel_timeout(wpa_driver_nl80211_scan_timeout,
2142 : drv, drv->ctx);
2143 59 : drv->last_scan_cmd = 0;
2144 : } else {
2145 0 : external_scan_event = 1;
2146 : }
2147 59 : send_scan_event(drv, 1, tb, external_scan_event);
2148 59 : break;
2149 : case NL80211_CMD_AUTHENTICATE:
2150 : case NL80211_CMD_ASSOCIATE:
2151 : case NL80211_CMD_DEAUTHENTICATE:
2152 : case NL80211_CMD_DISASSOCIATE:
2153 : case NL80211_CMD_FRAME_TX_STATUS:
2154 : case NL80211_CMD_UNPROT_DEAUTHENTICATE:
2155 : case NL80211_CMD_UNPROT_DISASSOCIATE:
2156 221193 : mlme_event(bss, cmd, tb[NL80211_ATTR_FRAME],
2157 63198 : tb[NL80211_ATTR_MAC], tb[NL80211_ATTR_TIMED_OUT],
2158 63198 : tb[NL80211_ATTR_WIPHY_FREQ], tb[NL80211_ATTR_ACK],
2159 31599 : tb[NL80211_ATTR_COOKIE],
2160 31599 : tb[NL80211_ATTR_RX_SIGNAL_DBM],
2161 31599 : tb[NL80211_ATTR_STA_WME]);
2162 31599 : break;
2163 : case NL80211_CMD_CONNECT:
2164 : case NL80211_CMD_ROAM:
2165 23960 : mlme_event_connect(drv, cmd,
2166 4792 : tb[NL80211_ATTR_STATUS_CODE],
2167 4792 : tb[NL80211_ATTR_MAC],
2168 4792 : tb[NL80211_ATTR_REQ_IE],
2169 4792 : tb[NL80211_ATTR_RESP_IE],
2170 4792 : tb[NL80211_ATTR_TIMED_OUT],
2171 : NULL, NULL, NULL, NULL, NULL);
2172 4792 : break;
2173 : case NL80211_CMD_CH_SWITCH_NOTIFY:
2174 234 : mlme_event_ch_switch(drv,
2175 39 : tb[NL80211_ATTR_IFINDEX],
2176 39 : tb[NL80211_ATTR_WIPHY_FREQ],
2177 39 : tb[NL80211_ATTR_WIPHY_CHANNEL_TYPE],
2178 39 : tb[NL80211_ATTR_CHANNEL_WIDTH],
2179 39 : tb[NL80211_ATTR_CENTER_FREQ1],
2180 39 : tb[NL80211_ATTR_CENTER_FREQ2]);
2181 39 : break;
2182 : case NL80211_CMD_DISCONNECT:
2183 9302 : mlme_event_disconnect(drv, tb[NL80211_ATTR_REASON_CODE],
2184 4651 : tb[NL80211_ATTR_MAC],
2185 4651 : tb[NL80211_ATTR_DISCONNECTED_BY_AP]);
2186 4651 : break;
2187 : case NL80211_CMD_MICHAEL_MIC_FAILURE:
2188 4 : mlme_event_michael_mic_failure(bss, tb);
2189 4 : break;
2190 : case NL80211_CMD_JOIN_IBSS:
2191 28 : mlme_event_join_ibss(drv, tb);
2192 28 : break;
2193 : case NL80211_CMD_REMAIN_ON_CHANNEL:
2194 2042 : mlme_event_remain_on_channel(drv, 0, tb);
2195 2042 : break;
2196 : case NL80211_CMD_CANCEL_REMAIN_ON_CHANNEL:
2197 2057 : mlme_event_remain_on_channel(drv, 1, tb);
2198 2057 : break;
2199 : case NL80211_CMD_NOTIFY_CQM:
2200 9 : nl80211_cqm_event(drv, tb);
2201 9 : break;
2202 : case NL80211_CMD_REG_CHANGE:
2203 17681 : nl80211_reg_change_event(drv, tb);
2204 17681 : break;
2205 : case NL80211_CMD_REG_BEACON_HINT:
2206 130 : wpa_printf(MSG_DEBUG, "nl80211: Regulatory beacon hint");
2207 130 : os_memset(&data, 0, sizeof(data));
2208 130 : data.channel_list_changed.initiator = REGDOM_BEACON_HINT;
2209 130 : wpa_supplicant_event(drv->ctx, EVENT_CHANNEL_LIST_CHANGED,
2210 : &data);
2211 130 : break;
2212 : case NL80211_CMD_NEW_STATION:
2213 10030 : nl80211_new_station_event(drv, bss, tb);
2214 10030 : break;
2215 : case NL80211_CMD_DEL_STATION:
2216 9810 : nl80211_del_station_event(drv, bss, tb);
2217 9810 : break;
2218 : case NL80211_CMD_SET_REKEY_OFFLOAD:
2219 0 : nl80211_rekey_offload_event(drv, tb);
2220 0 : break;
2221 : case NL80211_CMD_PMKSA_CANDIDATE:
2222 0 : nl80211_pmksa_candidate_event(drv, tb);
2223 0 : break;
2224 : case NL80211_CMD_PROBE_CLIENT:
2225 6 : nl80211_client_probe_event(drv, tb);
2226 6 : break;
2227 : case NL80211_CMD_TDLS_OPER:
2228 0 : nl80211_tdls_oper_event(drv, tb);
2229 0 : break;
2230 : case NL80211_CMD_CONN_FAILED:
2231 0 : nl80211_connect_failed_event(drv, tb);
2232 0 : break;
2233 : case NL80211_CMD_FT_EVENT:
2234 0 : mlme_event_ft_event(drv, tb);
2235 0 : break;
2236 : case NL80211_CMD_RADAR_DETECT:
2237 41 : nl80211_radar_event(drv, tb);
2238 41 : break;
2239 : case NL80211_CMD_STOP_AP:
2240 10 : nl80211_stop_ap(drv, tb);
2241 10 : break;
2242 : case NL80211_CMD_VENDOR:
2243 2598 : nl80211_vendor_event(drv, tb);
2244 2598 : break;
2245 : case NL80211_CMD_NEW_PEER_CANDIDATE:
2246 168 : nl80211_new_peer_candidate(drv, tb);
2247 168 : break;
2248 : default:
2249 39 : wpa_dbg(drv->ctx, MSG_DEBUG, "nl80211: Ignored unknown event "
2250 : "(cmd=%d)", cmd);
2251 39 : break;
2252 : }
2253 : }
2254 :
2255 :
2256 423519 : int process_global_event(struct nl_msg *msg, void *arg)
2257 : {
2258 423519 : struct nl80211_global *global = arg;
2259 423519 : struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
2260 : struct nlattr *tb[NL80211_ATTR_MAX + 1];
2261 : struct wpa_driver_nl80211_data *drv, *tmp;
2262 423519 : int ifidx = -1;
2263 : struct i802_bss *bss;
2264 423519 : u64 wdev_id = 0;
2265 423519 : int wdev_id_set = 0;
2266 :
2267 423519 : nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
2268 : genlmsg_attrlen(gnlh, 0), NULL);
2269 :
2270 423519 : if (tb[NL80211_ATTR_IFINDEX])
2271 399250 : ifidx = nla_get_u32(tb[NL80211_ATTR_IFINDEX]);
2272 24269 : else if (tb[NL80211_ATTR_WDEV]) {
2273 1150 : wdev_id = nla_get_u64(tb[NL80211_ATTR_WDEV]);
2274 1150 : wdev_id_set = 1;
2275 : }
2276 :
2277 683619 : dl_list_for_each_safe(drv, tmp, &global->interfaces,
2278 : struct wpa_driver_nl80211_data, list) {
2279 620291 : for (bss = drv->first_bss; bss; bss = bss->next) {
2280 702540 : if ((ifidx == -1 && !wdev_id_set) ||
2281 605610 : ifidx == bss->ifindex ||
2282 1164 : (wdev_id_set && bss->wdev_id_set &&
2283 230 : wdev_id == bss->wdev_id)) {
2284 97160 : do_process_drv_event(bss, gnlh->cmd, tb);
2285 97160 : return NL_SKIP;
2286 : }
2287 : }
2288 260100 : wpa_printf(MSG_DEBUG,
2289 : "nl80211: Ignored event (cmd=%d) for foreign interface (ifindex %d wdev 0x%llx)",
2290 260100 : gnlh->cmd, ifidx, (long long unsigned int) wdev_id);
2291 : }
2292 :
2293 326359 : return NL_SKIP;
2294 : }
2295 :
2296 :
2297 24799 : int process_bss_event(struct nl_msg *msg, void *arg)
2298 : {
2299 24799 : struct i802_bss *bss = arg;
2300 24799 : struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
2301 : struct nlattr *tb[NL80211_ATTR_MAX + 1];
2302 :
2303 24799 : nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
2304 : genlmsg_attrlen(gnlh, 0), NULL);
2305 :
2306 49598 : wpa_printf(MSG_DEBUG, "nl80211: BSS Event %d (%s) received for %s",
2307 49598 : gnlh->cmd, nl80211_command_to_string(gnlh->cmd),
2308 24799 : bss->ifname);
2309 :
2310 24799 : switch (gnlh->cmd) {
2311 : case NL80211_CMD_FRAME:
2312 : case NL80211_CMD_FRAME_TX_STATUS:
2313 24790 : mlme_event(bss, gnlh->cmd, tb[NL80211_ATTR_FRAME],
2314 : tb[NL80211_ATTR_MAC], tb[NL80211_ATTR_TIMED_OUT],
2315 : tb[NL80211_ATTR_WIPHY_FREQ], tb[NL80211_ATTR_ACK],
2316 : tb[NL80211_ATTR_COOKIE],
2317 : tb[NL80211_ATTR_RX_SIGNAL_DBM],
2318 : tb[NL80211_ATTR_STA_WME]);
2319 24790 : break;
2320 : case NL80211_CMD_UNEXPECTED_FRAME:
2321 4 : nl80211_spurious_frame(bss, tb, 0);
2322 4 : break;
2323 : case NL80211_CMD_UNEXPECTED_4ADDR_FRAME:
2324 5 : nl80211_spurious_frame(bss, tb, 1);
2325 5 : break;
2326 : default:
2327 0 : wpa_printf(MSG_DEBUG, "nl80211: Ignored unknown event "
2328 0 : "(cmd=%d)", gnlh->cmd);
2329 0 : break;
2330 : }
2331 :
2332 24799 : return NL_SKIP;
2333 : }
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