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
7 * This software may be distributed under the terms of the BSD license.
8 * See README for more details.
12 #include <netlink/genl/genl.h>
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"
23 static const char * nl80211_command_to_string(enum nl80211_commands cmd)
25 #define C2S(x) case x: return #x;
27 C2S(NL80211_CMD_UNSPEC)
28 C2S(NL80211_CMD_GET_WIPHY)
29 C2S(NL80211_CMD_SET_WIPHY)
30 C2S(NL80211_CMD_NEW_WIPHY)
31 C2S(NL80211_CMD_DEL_WIPHY)
32 C2S(NL80211_CMD_GET_INTERFACE)
33 C2S(NL80211_CMD_SET_INTERFACE)
34 C2S(NL80211_CMD_NEW_INTERFACE)
35 C2S(NL80211_CMD_DEL_INTERFACE)
36 C2S(NL80211_CMD_GET_KEY)
37 C2S(NL80211_CMD_SET_KEY)
38 C2S(NL80211_CMD_NEW_KEY)
39 C2S(NL80211_CMD_DEL_KEY)
40 C2S(NL80211_CMD_GET_BEACON)
41 C2S(NL80211_CMD_SET_BEACON)
42 C2S(NL80211_CMD_START_AP)
43 C2S(NL80211_CMD_STOP_AP)
44 C2S(NL80211_CMD_GET_STATION)
45 C2S(NL80211_CMD_SET_STATION)
46 C2S(NL80211_CMD_NEW_STATION)
47 C2S(NL80211_CMD_DEL_STATION)
48 C2S(NL80211_CMD_GET_MPATH)
49 C2S(NL80211_CMD_SET_MPATH)
50 C2S(NL80211_CMD_NEW_MPATH)
51 C2S(NL80211_CMD_DEL_MPATH)
52 C2S(NL80211_CMD_SET_BSS)
53 C2S(NL80211_CMD_SET_REG)
54 C2S(NL80211_CMD_REQ_SET_REG)
55 C2S(NL80211_CMD_GET_MESH_CONFIG)
56 C2S(NL80211_CMD_SET_MESH_CONFIG)
57 C2S(NL80211_CMD_SET_MGMT_EXTRA_IE)
58 C2S(NL80211_CMD_GET_REG)
59 C2S(NL80211_CMD_GET_SCAN)
60 C2S(NL80211_CMD_TRIGGER_SCAN)
61 C2S(NL80211_CMD_NEW_SCAN_RESULTS)
62 C2S(NL80211_CMD_SCAN_ABORTED)
63 C2S(NL80211_CMD_REG_CHANGE)
64 C2S(NL80211_CMD_AUTHENTICATE)
65 C2S(NL80211_CMD_ASSOCIATE)
66 C2S(NL80211_CMD_DEAUTHENTICATE)
67 C2S(NL80211_CMD_DISASSOCIATE)
68 C2S(NL80211_CMD_MICHAEL_MIC_FAILURE)
69 C2S(NL80211_CMD_REG_BEACON_HINT)
70 C2S(NL80211_CMD_JOIN_IBSS)
71 C2S(NL80211_CMD_LEAVE_IBSS)
72 C2S(NL80211_CMD_TESTMODE)
73 C2S(NL80211_CMD_CONNECT)
75 C2S(NL80211_CMD_DISCONNECT)
76 C2S(NL80211_CMD_SET_WIPHY_NETNS)
77 C2S(NL80211_CMD_GET_SURVEY)
78 C2S(NL80211_CMD_NEW_SURVEY_RESULTS)
79 C2S(NL80211_CMD_SET_PMKSA)
80 C2S(NL80211_CMD_DEL_PMKSA)
81 C2S(NL80211_CMD_FLUSH_PMKSA)
82 C2S(NL80211_CMD_REMAIN_ON_CHANNEL)
83 C2S(NL80211_CMD_CANCEL_REMAIN_ON_CHANNEL)
84 C2S(NL80211_CMD_SET_TX_BITRATE_MASK)
85 C2S(NL80211_CMD_REGISTER_FRAME)
86 C2S(NL80211_CMD_FRAME)
87 C2S(NL80211_CMD_FRAME_TX_STATUS)
88 C2S(NL80211_CMD_SET_POWER_SAVE)
89 C2S(NL80211_CMD_GET_POWER_SAVE)
90 C2S(NL80211_CMD_SET_CQM)
91 C2S(NL80211_CMD_NOTIFY_CQM)
92 C2S(NL80211_CMD_SET_CHANNEL)
93 C2S(NL80211_CMD_SET_WDS_PEER)
94 C2S(NL80211_CMD_FRAME_WAIT_CANCEL)
95 C2S(NL80211_CMD_JOIN_MESH)
96 C2S(NL80211_CMD_LEAVE_MESH)
97 C2S(NL80211_CMD_UNPROT_DEAUTHENTICATE)
98 C2S(NL80211_CMD_UNPROT_DISASSOCIATE)
99 C2S(NL80211_CMD_NEW_PEER_CANDIDATE)
100 C2S(NL80211_CMD_GET_WOWLAN)
101 C2S(NL80211_CMD_SET_WOWLAN)
102 C2S(NL80211_CMD_START_SCHED_SCAN)
103 C2S(NL80211_CMD_STOP_SCHED_SCAN)
104 C2S(NL80211_CMD_SCHED_SCAN_RESULTS)
105 C2S(NL80211_CMD_SCHED_SCAN_STOPPED)
106 C2S(NL80211_CMD_SET_REKEY_OFFLOAD)
107 C2S(NL80211_CMD_PMKSA_CANDIDATE)
108 C2S(NL80211_CMD_TDLS_OPER)
109 C2S(NL80211_CMD_TDLS_MGMT)
110 C2S(NL80211_CMD_UNEXPECTED_FRAME)
111 C2S(NL80211_CMD_PROBE_CLIENT)
112 C2S(NL80211_CMD_REGISTER_BEACONS)
113 C2S(NL80211_CMD_UNEXPECTED_4ADDR_FRAME)
114 C2S(NL80211_CMD_SET_NOACK_MAP)
115 C2S(NL80211_CMD_CH_SWITCH_NOTIFY)
116 C2S(NL80211_CMD_START_P2P_DEVICE)
117 C2S(NL80211_CMD_STOP_P2P_DEVICE)
118 C2S(NL80211_CMD_CONN_FAILED)
119 C2S(NL80211_CMD_SET_MCAST_RATE)
120 C2S(NL80211_CMD_SET_MAC_ACL)
121 C2S(NL80211_CMD_RADAR_DETECT)
122 C2S(NL80211_CMD_GET_PROTOCOL_FEATURES)
123 C2S(NL80211_CMD_UPDATE_FT_IES)
124 C2S(NL80211_CMD_FT_EVENT)
125 C2S(NL80211_CMD_CRIT_PROTOCOL_START)
126 C2S(NL80211_CMD_CRIT_PROTOCOL_STOP)
127 C2S(NL80211_CMD_GET_COALESCE)
128 C2S(NL80211_CMD_SET_COALESCE)
129 C2S(NL80211_CMD_CHANNEL_SWITCH)
130 C2S(NL80211_CMD_VENDOR)
131 C2S(NL80211_CMD_SET_QOS_MAP)
132 C2S(NL80211_CMD_ADD_TX_TS)
133 C2S(NL80211_CMD_DEL_TX_TS)
135 return "NL80211_CMD_UNKNOWN";
141 static void mlme_event_auth(struct wpa_driver_nl80211_data *drv,
142 const u8 *frame, size_t len)
144 const struct ieee80211_mgmt *mgmt;
145 union wpa_event_data event;
147 if (!(drv->capa.flags & WPA_DRIVER_FLAGS_SME) &&
148 drv->force_connect_cmd) {
150 * Avoid reporting two association events that would confuse
153 wpa_printf(MSG_DEBUG,
154 "nl80211: Ignore auth event when using driver SME");
158 wpa_printf(MSG_DEBUG, "nl80211: Authenticate event");
159 mgmt = (const struct ieee80211_mgmt *) frame;
160 if (len < 24 + sizeof(mgmt->u.auth)) {
161 wpa_printf(MSG_DEBUG, "nl80211: Too short association event "
166 os_memcpy(drv->auth_bssid, mgmt->sa, ETH_ALEN);
167 os_memset(drv->auth_attempt_bssid, 0, ETH_ALEN);
168 os_memset(&event, 0, sizeof(event));
169 os_memcpy(event.auth.peer, mgmt->sa, ETH_ALEN);
170 event.auth.auth_type = le_to_host16(mgmt->u.auth.auth_alg);
171 event.auth.auth_transaction =
172 le_to_host16(mgmt->u.auth.auth_transaction);
173 event.auth.status_code = le_to_host16(mgmt->u.auth.status_code);
174 if (len > 24 + sizeof(mgmt->u.auth)) {
175 event.auth.ies = mgmt->u.auth.variable;
176 event.auth.ies_len = len - 24 - sizeof(mgmt->u.auth);
179 wpa_supplicant_event(drv->ctx, EVENT_AUTH, &event);
183 static void nl80211_parse_wmm_params(struct nlattr *wmm_attr,
184 struct wmm_params *wmm_params)
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 },
192 nla_parse_nested(wmm_info, NL80211_STA_WME_MAX, wmm_attr,
194 !wmm_info[NL80211_STA_WME_UAPSD_QUEUES])
197 wmm_params->uapsd_queues =
198 nla_get_u8(wmm_info[NL80211_STA_WME_UAPSD_QUEUES]);
199 wmm_params->info_bitmap |= WMM_PARAMS_UAPSD_QUEUES_INFO;
203 static void mlme_event_assoc(struct wpa_driver_nl80211_data *drv,
204 const u8 *frame, size_t len, struct nlattr *wmm)
206 const struct ieee80211_mgmt *mgmt;
207 union wpa_event_data event;
210 if (!(drv->capa.flags & WPA_DRIVER_FLAGS_SME) &&
211 drv->force_connect_cmd) {
213 * Avoid reporting two association events that would confuse
216 wpa_printf(MSG_DEBUG,
217 "nl80211: Ignore assoc event when using driver SME");
221 wpa_printf(MSG_DEBUG, "nl80211: Associate event");
222 mgmt = (const struct ieee80211_mgmt *) frame;
223 if (len < 24 + sizeof(mgmt->u.assoc_resp)) {
224 wpa_printf(MSG_DEBUG, "nl80211: Too short association event "
229 status = le_to_host16(mgmt->u.assoc_resp.status_code);
230 if (status != WLAN_STATUS_SUCCESS) {
231 os_memset(&event, 0, sizeof(event));
232 event.assoc_reject.bssid = mgmt->bssid;
233 if (len > 24 + sizeof(mgmt->u.assoc_resp)) {
234 event.assoc_reject.resp_ies =
235 (u8 *) mgmt->u.assoc_resp.variable;
236 event.assoc_reject.resp_ies_len =
237 len - 24 - sizeof(mgmt->u.assoc_resp);
239 event.assoc_reject.status_code = status;
241 wpa_supplicant_event(drv->ctx, EVENT_ASSOC_REJECT, &event);
246 os_memcpy(drv->bssid, mgmt->sa, ETH_ALEN);
247 os_memcpy(drv->prev_bssid, mgmt->sa, ETH_ALEN);
249 os_memset(&event, 0, sizeof(event));
250 if (len > 24 + sizeof(mgmt->u.assoc_resp)) {
251 event.assoc_info.resp_ies = (u8 *) mgmt->u.assoc_resp.variable;
252 event.assoc_info.resp_ies_len =
253 len - 24 - sizeof(mgmt->u.assoc_resp);
256 event.assoc_info.freq = drv->assoc_freq;
258 nl80211_parse_wmm_params(wmm, &event.assoc_info.wmm_params);
260 wpa_supplicant_event(drv->ctx, EVENT_ASSOC, &event);
264 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 *authorized,
269 struct nlattr *key_replay_ctr,
270 struct nlattr *ptk_kck,
271 struct nlattr *ptk_kek)
273 union wpa_event_data event;
276 if (drv->capa.flags & WPA_DRIVER_FLAGS_SME) {
278 * Avoid reporting two association events that would confuse
281 wpa_printf(MSG_DEBUG, "nl80211: Ignore connect event (cmd=%d) "
282 "when using userspace SME", cmd);
286 status_code = status ? nla_get_u16(status) : WLAN_STATUS_SUCCESS;
288 if (cmd == NL80211_CMD_CONNECT) {
289 wpa_printf(MSG_DEBUG,
290 "nl80211: Connect event (status=%u ignore_next_local_disconnect=%d)",
291 status_code, drv->ignore_next_local_disconnect);
292 } else if (cmd == NL80211_CMD_ROAM) {
293 wpa_printf(MSG_DEBUG, "nl80211: Roam event");
296 os_memset(&event, 0, sizeof(event));
297 if (cmd == NL80211_CMD_CONNECT && status_code != WLAN_STATUS_SUCCESS) {
299 event.assoc_reject.bssid = nla_data(addr);
300 if (drv->ignore_next_local_disconnect) {
301 drv->ignore_next_local_disconnect = 0;
302 if (!event.assoc_reject.bssid ||
303 (os_memcmp(event.assoc_reject.bssid,
304 drv->auth_attempt_bssid,
307 * Ignore the event that came without a BSSID or
308 * for the old connection since this is likely
309 * not relevant to the new Connect command.
311 wpa_printf(MSG_DEBUG,
312 "nl80211: Ignore connection failure event triggered during reassociation");
317 event.assoc_reject.resp_ies = nla_data(resp_ie);
318 event.assoc_reject.resp_ies_len = nla_len(resp_ie);
320 event.assoc_reject.status_code = status_code;
321 wpa_supplicant_event(drv->ctx, EVENT_ASSOC_REJECT, &event);
327 os_memcpy(drv->bssid, nla_data(addr), ETH_ALEN);
328 os_memcpy(drv->prev_bssid, drv->bssid, ETH_ALEN);
332 event.assoc_info.req_ies = nla_data(req_ie);
333 event.assoc_info.req_ies_len = nla_len(req_ie);
336 event.assoc_info.resp_ies = nla_data(resp_ie);
337 event.assoc_info.resp_ies_len = nla_len(resp_ie);
340 event.assoc_info.freq = nl80211_get_assoc_freq(drv);
342 if (authorized && nla_get_u8(authorized)) {
343 event.assoc_info.authorized = 1;
344 wpa_printf(MSG_DEBUG, "nl80211: connection authorized");
346 if (key_replay_ctr) {
347 event.assoc_info.key_replay_ctr = nla_data(key_replay_ctr);
348 event.assoc_info.key_replay_ctr_len = nla_len(key_replay_ctr);
351 event.assoc_info.ptk_kck = nla_data(ptk_kck);
352 event.assoc_info.ptk_kck_len = nla_len(ptk_kck);
355 event.assoc_info.ptk_kek = nla_data(ptk_kek);
356 event.assoc_info.ptk_kek_len = nla_len(ptk_kek);
359 wpa_supplicant_event(drv->ctx, EVENT_ASSOC, &event);
363 static void mlme_event_disconnect(struct wpa_driver_nl80211_data *drv,
364 struct nlattr *reason, struct nlattr *addr,
365 struct nlattr *by_ap)
367 union wpa_event_data data;
368 unsigned int locally_generated = by_ap == NULL;
370 if (drv->capa.flags & WPA_DRIVER_FLAGS_SME) {
372 * Avoid reporting two disassociation events that could
373 * confuse the core code.
375 wpa_printf(MSG_DEBUG, "nl80211: Ignore disconnect "
376 "event when using userspace SME");
380 if (drv->ignore_next_local_disconnect) {
381 drv->ignore_next_local_disconnect = 0;
382 if (locally_generated) {
383 wpa_printf(MSG_DEBUG, "nl80211: Ignore disconnect "
384 "event triggered during reassociation");
387 wpa_printf(MSG_WARNING, "nl80211: Was expecting local "
388 "disconnect but got another disconnect "
392 wpa_printf(MSG_DEBUG, "nl80211: Disconnect event");
393 nl80211_mark_disconnected(drv);
394 os_memset(&data, 0, sizeof(data));
396 data.deauth_info.reason_code = nla_get_u16(reason);
397 data.deauth_info.locally_generated = by_ap == NULL;
398 wpa_supplicant_event(drv->ctx, EVENT_DEAUTH, &data);
402 static int calculate_chan_offset(int width, int freq, int cf1, int cf2)
406 switch (convert2width(width)) {
407 case CHAN_WIDTH_20_NOHT:
419 case CHAN_WIDTH_UNKNOWN:
420 case CHAN_WIDTH_80P80:
421 /* FIXME: implement this */
425 return (abs(freq - freq1) / 20) % 2 == 0 ? 1 : -1;
429 static void mlme_event_ch_switch(struct wpa_driver_nl80211_data *drv,
430 struct nlattr *ifindex, struct nlattr *freq,
431 struct nlattr *type, struct nlattr *bw,
432 struct nlattr *cf1, struct nlattr *cf2)
434 struct i802_bss *bss;
435 union wpa_event_data data;
440 wpa_printf(MSG_DEBUG, "nl80211: Channel switch event");
445 ifidx = nla_get_u32(ifindex);
446 bss = get_bss_ifindex(drv, ifidx);
448 wpa_printf(MSG_WARNING, "nl80211: Unknown ifindex (%d) for channel switch, ignoring",
454 enum nl80211_channel_type ch_type = nla_get_u32(type);
456 wpa_printf(MSG_DEBUG, "nl80211: Channel type: %d", ch_type);
458 case NL80211_CHAN_NO_HT:
461 case NL80211_CHAN_HT20:
463 case NL80211_CHAN_HT40PLUS:
466 case NL80211_CHAN_HT40MINUS:
470 } else if (bw && cf1) {
471 /* This can happen for example with VHT80 ch switch */
472 chan_offset = calculate_chan_offset(nla_get_u32(bw),
475 cf2 ? nla_get_u32(cf2) : 0);
477 wpa_printf(MSG_WARNING, "nl80211: Unknown secondary channel information - following channel definition calculations may fail");
480 os_memset(&data, 0, sizeof(data));
481 data.ch_switch.freq = nla_get_u32(freq);
482 data.ch_switch.ht_enabled = ht_enabled;
483 data.ch_switch.ch_offset = chan_offset;
485 data.ch_switch.ch_width = convert2width(nla_get_u32(bw));
487 data.ch_switch.cf1 = nla_get_u32(cf1);
489 data.ch_switch.cf2 = nla_get_u32(cf2);
491 bss->freq = data.ch_switch.freq;
493 wpa_supplicant_event(bss->ctx, EVENT_CH_SWITCH, &data);
497 static void mlme_timeout_event(struct wpa_driver_nl80211_data *drv,
498 enum nl80211_commands cmd, struct nlattr *addr)
500 union wpa_event_data event;
501 enum wpa_event_type ev;
503 if (nla_len(addr) != ETH_ALEN)
506 wpa_printf(MSG_DEBUG, "nl80211: MLME event %d; timeout with " MACSTR,
507 cmd, MAC2STR((u8 *) nla_data(addr)));
509 if (cmd == NL80211_CMD_AUTHENTICATE)
510 ev = EVENT_AUTH_TIMED_OUT;
511 else if (cmd == NL80211_CMD_ASSOCIATE)
512 ev = EVENT_ASSOC_TIMED_OUT;
516 os_memset(&event, 0, sizeof(event));
517 os_memcpy(event.timeout_event.addr, nla_data(addr), ETH_ALEN);
518 wpa_supplicant_event(drv->ctx, ev, &event);
522 static void mlme_event_mgmt(struct i802_bss *bss,
523 struct nlattr *freq, struct nlattr *sig,
524 const u8 *frame, size_t len)
526 struct wpa_driver_nl80211_data *drv = bss->drv;
527 const struct ieee80211_mgmt *mgmt;
528 union wpa_event_data event;
533 wpa_printf(MSG_MSGDUMP, "nl80211: Frame event");
534 mgmt = (const struct ieee80211_mgmt *) frame;
536 wpa_printf(MSG_DEBUG, "nl80211: Too short management frame");
540 fc = le_to_host16(mgmt->frame_control);
541 stype = WLAN_FC_GET_STYPE(fc);
544 ssi_signal = (s32) nla_get_u32(sig);
546 os_memset(&event, 0, sizeof(event));
548 event.rx_mgmt.freq = nla_get_u32(freq);
549 rx_freq = drv->last_mgmt_freq = event.rx_mgmt.freq;
551 wpa_printf(MSG_DEBUG,
552 "nl80211: RX frame sa=" MACSTR
553 " freq=%d ssi_signal=%d fc=0x%x seq_ctrl=0x%x stype=%u (%s) len=%u",
554 MAC2STR(mgmt->sa), rx_freq, ssi_signal, fc,
555 le_to_host16(mgmt->seq_ctrl), stype, fc2str(fc),
557 event.rx_mgmt.frame = frame;
558 event.rx_mgmt.frame_len = len;
559 event.rx_mgmt.ssi_signal = ssi_signal;
560 event.rx_mgmt.drv_priv = bss;
561 wpa_supplicant_event(drv->ctx, EVENT_RX_MGMT, &event);
565 static void mlme_event_mgmt_tx_status(struct wpa_driver_nl80211_data *drv,
566 struct nlattr *cookie, const u8 *frame,
567 size_t len, struct nlattr *ack)
569 union wpa_event_data event;
570 const struct ieee80211_hdr *hdr;
573 wpa_printf(MSG_DEBUG, "nl80211: Frame TX status event");
574 if (!is_ap_interface(drv->nlmode)) {
580 cookie_val = nla_get_u64(cookie);
581 wpa_printf(MSG_DEBUG, "nl80211: Action TX status:"
582 " cookie=0%llx%s (ack=%d)",
583 (long long unsigned int) cookie_val,
584 cookie_val == drv->send_action_cookie ?
585 " (match)" : " (unknown)", ack != NULL);
586 if (cookie_val != drv->send_action_cookie)
590 hdr = (const struct ieee80211_hdr *) frame;
591 fc = le_to_host16(hdr->frame_control);
593 os_memset(&event, 0, sizeof(event));
594 event.tx_status.type = WLAN_FC_GET_TYPE(fc);
595 event.tx_status.stype = WLAN_FC_GET_STYPE(fc);
596 event.tx_status.dst = hdr->addr1;
597 event.tx_status.data = frame;
598 event.tx_status.data_len = len;
599 event.tx_status.ack = ack != NULL;
600 wpa_supplicant_event(drv->ctx, EVENT_TX_STATUS, &event);
604 static void mlme_event_deauth_disassoc(struct wpa_driver_nl80211_data *drv,
605 enum wpa_event_type type,
606 const u8 *frame, size_t len)
608 const struct ieee80211_mgmt *mgmt;
609 union wpa_event_data event;
610 const u8 *bssid = NULL;
613 if (type == EVENT_DEAUTH)
614 wpa_printf(MSG_DEBUG, "nl80211: Deauthenticate event");
616 wpa_printf(MSG_DEBUG, "nl80211: Disassociate event");
618 mgmt = (const struct ieee80211_mgmt *) frame;
622 if ((drv->capa.flags & WPA_DRIVER_FLAGS_SME) &&
624 os_memcmp(bssid, drv->auth_bssid, ETH_ALEN) != 0 &&
625 os_memcmp(bssid, drv->auth_attempt_bssid, ETH_ALEN) != 0 &&
626 os_memcmp(bssid, drv->prev_bssid, ETH_ALEN) == 0) {
628 * Avoid issues with some roaming cases where
629 * disconnection event for the old AP may show up after
630 * we have started connection with the new AP.
632 wpa_printf(MSG_DEBUG, "nl80211: Ignore deauth/disassoc event from old AP " MACSTR " when already authenticating with " MACSTR,
634 MAC2STR(drv->auth_attempt_bssid));
638 if (drv->associated != 0 &&
639 os_memcmp(bssid, drv->bssid, ETH_ALEN) != 0 &&
640 os_memcmp(bssid, drv->auth_bssid, ETH_ALEN) != 0) {
642 * We have presumably received this deauth as a
643 * response to a clear_state_mismatch() outgoing
644 * deauth. Don't let it take us offline!
646 wpa_printf(MSG_DEBUG, "nl80211: Deauth received "
647 "from Unknown BSSID " MACSTR " -- ignoring",
653 nl80211_mark_disconnected(drv);
654 os_memset(&event, 0, sizeof(event));
656 /* Note: Same offset for Reason Code in both frame subtypes */
657 if (len >= 24 + sizeof(mgmt->u.deauth))
658 reason_code = le_to_host16(mgmt->u.deauth.reason_code);
660 if (type == EVENT_DISASSOC) {
661 event.disassoc_info.locally_generated =
662 !os_memcmp(mgmt->sa, drv->first_bss->addr, ETH_ALEN);
663 event.disassoc_info.addr = bssid;
664 event.disassoc_info.reason_code = reason_code;
665 if (frame + len > mgmt->u.disassoc.variable) {
666 event.disassoc_info.ie = mgmt->u.disassoc.variable;
667 event.disassoc_info.ie_len = frame + len -
668 mgmt->u.disassoc.variable;
671 if (drv->ignore_deauth_event) {
672 wpa_printf(MSG_DEBUG, "nl80211: Ignore deauth event due to previous forced deauth-during-auth");
673 drv->ignore_deauth_event = 0;
676 event.deauth_info.locally_generated =
677 !os_memcmp(mgmt->sa, drv->first_bss->addr, ETH_ALEN);
678 if (drv->ignore_next_local_deauth) {
679 drv->ignore_next_local_deauth = 0;
680 if (event.deauth_info.locally_generated) {
681 wpa_printf(MSG_DEBUG, "nl80211: Ignore deauth event triggered due to own deauth request");
684 wpa_printf(MSG_WARNING, "nl80211: Was expecting local deauth but got another disconnect event first");
686 event.deauth_info.addr = bssid;
687 event.deauth_info.reason_code = reason_code;
688 if (frame + len > mgmt->u.deauth.variable) {
689 event.deauth_info.ie = mgmt->u.deauth.variable;
690 event.deauth_info.ie_len = frame + len -
691 mgmt->u.deauth.variable;
695 wpa_supplicant_event(drv->ctx, type, &event);
699 static void mlme_event_unprot_disconnect(struct wpa_driver_nl80211_data *drv,
700 enum wpa_event_type type,
701 const u8 *frame, size_t len)
703 const struct ieee80211_mgmt *mgmt;
704 union wpa_event_data event;
707 if (type == EVENT_UNPROT_DEAUTH)
708 wpa_printf(MSG_DEBUG, "nl80211: Unprot Deauthenticate event");
710 wpa_printf(MSG_DEBUG, "nl80211: Unprot Disassociate event");
715 mgmt = (const struct ieee80211_mgmt *) frame;
717 os_memset(&event, 0, sizeof(event));
718 /* Note: Same offset for Reason Code in both frame subtypes */
719 if (len >= 24 + sizeof(mgmt->u.deauth))
720 reason_code = le_to_host16(mgmt->u.deauth.reason_code);
722 if (type == EVENT_UNPROT_DISASSOC) {
723 event.unprot_disassoc.sa = mgmt->sa;
724 event.unprot_disassoc.da = mgmt->da;
725 event.unprot_disassoc.reason_code = reason_code;
727 event.unprot_deauth.sa = mgmt->sa;
728 event.unprot_deauth.da = mgmt->da;
729 event.unprot_deauth.reason_code = reason_code;
732 wpa_supplicant_event(drv->ctx, type, &event);
736 static void mlme_event(struct i802_bss *bss,
737 enum nl80211_commands cmd, struct nlattr *frame,
738 struct nlattr *addr, struct nlattr *timed_out,
739 struct nlattr *freq, struct nlattr *ack,
740 struct nlattr *cookie, struct nlattr *sig,
743 struct wpa_driver_nl80211_data *drv = bss->drv;
747 if (timed_out && addr) {
748 mlme_timeout_event(drv, cmd, addr);
753 wpa_printf(MSG_DEBUG,
754 "nl80211: MLME event %d (%s) without frame data",
755 cmd, nl80211_command_to_string(cmd));
759 data = nla_data(frame);
760 len = nla_len(frame);
761 if (len < 4 + 2 * ETH_ALEN) {
762 wpa_printf(MSG_MSGDUMP, "nl80211: MLME event %d (%s) on %s("
763 MACSTR ") - too short",
764 cmd, nl80211_command_to_string(cmd), bss->ifname,
768 wpa_printf(MSG_MSGDUMP, "nl80211: MLME event %d (%s) on %s(" MACSTR
769 ") A1=" MACSTR " A2=" MACSTR, cmd,
770 nl80211_command_to_string(cmd), bss->ifname,
771 MAC2STR(bss->addr), MAC2STR(data + 4),
772 MAC2STR(data + 4 + ETH_ALEN));
773 if (cmd != NL80211_CMD_FRAME_TX_STATUS && !(data[4] & 0x01) &&
774 os_memcmp(bss->addr, data + 4, ETH_ALEN) != 0 &&
775 os_memcmp(bss->addr, data + 4 + ETH_ALEN, ETH_ALEN) != 0) {
776 wpa_printf(MSG_MSGDUMP, "nl80211: %s: Ignore MLME frame event "
777 "for foreign address", bss->ifname);
780 wpa_hexdump(MSG_MSGDUMP, "nl80211: MLME event frame",
781 nla_data(frame), nla_len(frame));
784 case NL80211_CMD_AUTHENTICATE:
785 mlme_event_auth(drv, nla_data(frame), nla_len(frame));
787 case NL80211_CMD_ASSOCIATE:
788 mlme_event_assoc(drv, nla_data(frame), nla_len(frame), wmm);
790 case NL80211_CMD_DEAUTHENTICATE:
791 mlme_event_deauth_disassoc(drv, EVENT_DEAUTH,
792 nla_data(frame), nla_len(frame));
794 case NL80211_CMD_DISASSOCIATE:
795 mlme_event_deauth_disassoc(drv, EVENT_DISASSOC,
796 nla_data(frame), nla_len(frame));
798 case NL80211_CMD_FRAME:
799 mlme_event_mgmt(bss, freq, sig, nla_data(frame),
802 case NL80211_CMD_FRAME_TX_STATUS:
803 mlme_event_mgmt_tx_status(drv, cookie, nla_data(frame),
804 nla_len(frame), ack);
806 case NL80211_CMD_UNPROT_DEAUTHENTICATE:
807 mlme_event_unprot_disconnect(drv, EVENT_UNPROT_DEAUTH,
808 nla_data(frame), nla_len(frame));
810 case NL80211_CMD_UNPROT_DISASSOCIATE:
811 mlme_event_unprot_disconnect(drv, EVENT_UNPROT_DISASSOC,
812 nla_data(frame), nla_len(frame));
820 static void mlme_event_michael_mic_failure(struct i802_bss *bss,
823 union wpa_event_data data;
825 wpa_printf(MSG_DEBUG, "nl80211: MLME event Michael MIC failure");
826 os_memset(&data, 0, sizeof(data));
827 if (tb[NL80211_ATTR_MAC]) {
828 wpa_hexdump(MSG_DEBUG, "nl80211: Source MAC address",
829 nla_data(tb[NL80211_ATTR_MAC]),
830 nla_len(tb[NL80211_ATTR_MAC]));
831 data.michael_mic_failure.src = nla_data(tb[NL80211_ATTR_MAC]);
833 if (tb[NL80211_ATTR_KEY_SEQ]) {
834 wpa_hexdump(MSG_DEBUG, "nl80211: TSC",
835 nla_data(tb[NL80211_ATTR_KEY_SEQ]),
836 nla_len(tb[NL80211_ATTR_KEY_SEQ]));
838 if (tb[NL80211_ATTR_KEY_TYPE]) {
839 enum nl80211_key_type key_type =
840 nla_get_u32(tb[NL80211_ATTR_KEY_TYPE]);
841 wpa_printf(MSG_DEBUG, "nl80211: Key Type %d", key_type);
842 if (key_type == NL80211_KEYTYPE_PAIRWISE)
843 data.michael_mic_failure.unicast = 1;
845 data.michael_mic_failure.unicast = 1;
847 if (tb[NL80211_ATTR_KEY_IDX]) {
848 u8 key_id = nla_get_u8(tb[NL80211_ATTR_KEY_IDX]);
849 wpa_printf(MSG_DEBUG, "nl80211: Key Id %d", key_id);
852 wpa_supplicant_event(bss->ctx, EVENT_MICHAEL_MIC_FAILURE, &data);
856 static void mlme_event_join_ibss(struct wpa_driver_nl80211_data *drv,
861 if (tb[NL80211_ATTR_MAC] == NULL) {
862 wpa_printf(MSG_DEBUG, "nl80211: No address in IBSS joined "
866 os_memcpy(drv->bssid, nla_data(tb[NL80211_ATTR_MAC]), ETH_ALEN);
869 wpa_printf(MSG_DEBUG, "nl80211: IBSS " MACSTR " joined",
870 MAC2STR(drv->bssid));
872 freq = nl80211_get_assoc_freq(drv);
874 wpa_printf(MSG_DEBUG, "nl80211: IBSS on frequency %u MHz",
876 drv->first_bss->freq = freq;
879 wpa_supplicant_event(drv->ctx, EVENT_ASSOC, NULL);
883 static void mlme_event_remain_on_channel(struct wpa_driver_nl80211_data *drv,
884 int cancel_event, struct nlattr *tb[])
886 unsigned int freq, chan_type, duration;
887 union wpa_event_data data;
890 if (tb[NL80211_ATTR_WIPHY_FREQ])
891 freq = nla_get_u32(tb[NL80211_ATTR_WIPHY_FREQ]);
895 if (tb[NL80211_ATTR_WIPHY_CHANNEL_TYPE])
896 chan_type = nla_get_u32(tb[NL80211_ATTR_WIPHY_CHANNEL_TYPE]);
900 if (tb[NL80211_ATTR_DURATION])
901 duration = nla_get_u32(tb[NL80211_ATTR_DURATION]);
905 if (tb[NL80211_ATTR_COOKIE])
906 cookie = nla_get_u64(tb[NL80211_ATTR_COOKIE]);
910 wpa_printf(MSG_DEBUG, "nl80211: Remain-on-channel event (cancel=%d "
911 "freq=%u channel_type=%u duration=%u cookie=0x%llx (%s))",
912 cancel_event, freq, chan_type, duration,
913 (long long unsigned int) cookie,
914 cookie == drv->remain_on_chan_cookie ? "match" : "unknown");
916 if (cookie != drv->remain_on_chan_cookie)
917 return; /* not for us */
920 drv->pending_remain_on_chan = 0;
922 os_memset(&data, 0, sizeof(data));
923 data.remain_on_channel.freq = freq;
924 data.remain_on_channel.duration = duration;
925 wpa_supplicant_event(drv->ctx, cancel_event ?
926 EVENT_CANCEL_REMAIN_ON_CHANNEL :
927 EVENT_REMAIN_ON_CHANNEL, &data);
931 static void mlme_event_ft_event(struct wpa_driver_nl80211_data *drv,
934 union wpa_event_data data;
936 os_memset(&data, 0, sizeof(data));
938 if (tb[NL80211_ATTR_IE]) {
939 data.ft_ies.ies = nla_data(tb[NL80211_ATTR_IE]);
940 data.ft_ies.ies_len = nla_len(tb[NL80211_ATTR_IE]);
943 if (tb[NL80211_ATTR_IE_RIC]) {
944 data.ft_ies.ric_ies = nla_data(tb[NL80211_ATTR_IE_RIC]);
945 data.ft_ies.ric_ies_len = nla_len(tb[NL80211_ATTR_IE_RIC]);
948 if (tb[NL80211_ATTR_MAC])
949 os_memcpy(data.ft_ies.target_ap,
950 nla_data(tb[NL80211_ATTR_MAC]), ETH_ALEN);
952 wpa_printf(MSG_DEBUG, "nl80211: FT event target_ap " MACSTR,
953 MAC2STR(data.ft_ies.target_ap));
955 wpa_supplicant_event(drv->ctx, EVENT_FT_RESPONSE, &data);
959 static void send_scan_event(struct wpa_driver_nl80211_data *drv, int aborted,
962 union wpa_event_data event;
965 struct scan_info *info;
966 #define MAX_REPORT_FREQS 50
967 int freqs[MAX_REPORT_FREQS];
970 if (drv->scan_for_auth) {
971 drv->scan_for_auth = 0;
972 wpa_printf(MSG_DEBUG, "nl80211: Scan results for missing "
973 "cfg80211 BSS entry");
974 wpa_driver_nl80211_authenticate_retry(drv);
978 os_memset(&event, 0, sizeof(event));
979 info = &event.scan_info;
980 info->aborted = aborted;
982 if (tb[NL80211_ATTR_SCAN_SSIDS]) {
983 nla_for_each_nested(nl, tb[NL80211_ATTR_SCAN_SSIDS], rem) {
984 struct wpa_driver_scan_ssid *s =
985 &info->ssids[info->num_ssids];
986 s->ssid = nla_data(nl);
987 s->ssid_len = nla_len(nl);
988 wpa_printf(MSG_DEBUG, "nl80211: Scan probed for SSID '%s'",
989 wpa_ssid_txt(s->ssid, s->ssid_len));
991 if (info->num_ssids == WPAS_MAX_SCAN_SSIDS)
995 if (tb[NL80211_ATTR_SCAN_FREQUENCIES]) {
996 char msg[200], *pos, *end;
1000 end = pos + sizeof(msg);
1003 nla_for_each_nested(nl, tb[NL80211_ATTR_SCAN_FREQUENCIES], rem)
1005 freqs[num_freqs] = nla_get_u32(nl);
1006 res = os_snprintf(pos, end - pos, " %d",
1008 if (!os_snprintf_error(end - pos, res))
1011 if (num_freqs == MAX_REPORT_FREQS - 1)
1014 info->freqs = freqs;
1015 info->num_freqs = num_freqs;
1016 wpa_printf(MSG_DEBUG, "nl80211: Scan included frequencies:%s",
1019 wpa_supplicant_event(drv->ctx, EVENT_SCAN_RESULTS, &event);
1023 static void nl80211_cqm_event(struct wpa_driver_nl80211_data *drv,
1024 struct nlattr *tb[])
1026 static struct nla_policy cqm_policy[NL80211_ATTR_CQM_MAX + 1] = {
1027 [NL80211_ATTR_CQM_RSSI_THOLD] = { .type = NLA_U32 },
1028 [NL80211_ATTR_CQM_RSSI_HYST] = { .type = NLA_U8 },
1029 [NL80211_ATTR_CQM_RSSI_THRESHOLD_EVENT] = { .type = NLA_U32 },
1030 [NL80211_ATTR_CQM_PKT_LOSS_EVENT] = { .type = NLA_U32 },
1032 struct nlattr *cqm[NL80211_ATTR_CQM_MAX + 1];
1033 enum nl80211_cqm_rssi_threshold_event event;
1034 union wpa_event_data ed;
1035 struct wpa_signal_info sig;
1038 if (tb[NL80211_ATTR_CQM] == NULL ||
1039 nla_parse_nested(cqm, NL80211_ATTR_CQM_MAX, tb[NL80211_ATTR_CQM],
1041 wpa_printf(MSG_DEBUG, "nl80211: Ignore invalid CQM event");
1045 os_memset(&ed, 0, sizeof(ed));
1047 if (cqm[NL80211_ATTR_CQM_PKT_LOSS_EVENT]) {
1048 if (!tb[NL80211_ATTR_MAC])
1050 os_memcpy(ed.low_ack.addr, nla_data(tb[NL80211_ATTR_MAC]),
1052 wpa_supplicant_event(drv->ctx, EVENT_STATION_LOW_ACK, &ed);
1056 if (cqm[NL80211_ATTR_CQM_RSSI_THRESHOLD_EVENT] == NULL)
1058 event = nla_get_u32(cqm[NL80211_ATTR_CQM_RSSI_THRESHOLD_EVENT]);
1060 if (event == NL80211_CQM_RSSI_THRESHOLD_EVENT_HIGH) {
1061 wpa_printf(MSG_DEBUG, "nl80211: Connection quality monitor "
1062 "event: RSSI high");
1063 ed.signal_change.above_threshold = 1;
1064 } else if (event == NL80211_CQM_RSSI_THRESHOLD_EVENT_LOW) {
1065 wpa_printf(MSG_DEBUG, "nl80211: Connection quality monitor "
1067 ed.signal_change.above_threshold = 0;
1071 res = nl80211_get_link_signal(drv, &sig);
1073 ed.signal_change.current_signal = sig.current_signal;
1074 ed.signal_change.current_txrate = sig.current_txrate;
1075 wpa_printf(MSG_DEBUG, "nl80211: Signal: %d dBm txrate: %d",
1076 sig.current_signal, sig.current_txrate);
1079 res = nl80211_get_link_noise(drv, &sig);
1081 ed.signal_change.current_noise = sig.current_noise;
1082 wpa_printf(MSG_DEBUG, "nl80211: Noise: %d dBm",
1086 wpa_supplicant_event(drv->ctx, EVENT_SIGNAL_CHANGE, &ed);
1090 static void nl80211_new_peer_candidate(struct wpa_driver_nl80211_data *drv,
1094 union wpa_event_data data;
1096 if (drv->nlmode != NL80211_IFTYPE_MESH_POINT ||
1097 !tb[NL80211_ATTR_MAC] || !tb[NL80211_ATTR_IE])
1100 addr = nla_data(tb[NL80211_ATTR_MAC]);
1101 wpa_printf(MSG_DEBUG, "nl80211: New peer candidate" MACSTR,
1104 os_memset(&data, 0, sizeof(data));
1105 data.mesh_peer.peer = addr;
1106 data.mesh_peer.ies = nla_data(tb[NL80211_ATTR_IE]);
1107 data.mesh_peer.ie_len = nla_len(tb[NL80211_ATTR_IE]);
1108 wpa_supplicant_event(drv->ctx, EVENT_NEW_PEER_CANDIDATE, &data);
1112 static void nl80211_new_station_event(struct wpa_driver_nl80211_data *drv,
1113 struct i802_bss *bss,
1117 union wpa_event_data data;
1119 if (tb[NL80211_ATTR_MAC] == NULL)
1121 addr = nla_data(tb[NL80211_ATTR_MAC]);
1122 wpa_printf(MSG_DEBUG, "nl80211: New station " MACSTR, MAC2STR(addr));
1124 if (is_ap_interface(drv->nlmode) && drv->device_ap_sme) {
1127 if (tb[NL80211_ATTR_IE]) {
1128 ies = nla_data(tb[NL80211_ATTR_IE]);
1129 ies_len = nla_len(tb[NL80211_ATTR_IE]);
1131 wpa_hexdump(MSG_DEBUG, "nl80211: Assoc Req IEs", ies, ies_len);
1132 drv_event_assoc(bss->ctx, addr, ies, ies_len, 0);
1136 if (drv->nlmode != NL80211_IFTYPE_ADHOC)
1139 os_memset(&data, 0, sizeof(data));
1140 os_memcpy(data.ibss_rsn_start.peer, addr, ETH_ALEN);
1141 wpa_supplicant_event(bss->ctx, EVENT_IBSS_RSN_START, &data);
1145 static void nl80211_del_station_event(struct wpa_driver_nl80211_data *drv,
1149 union wpa_event_data data;
1151 if (tb[NL80211_ATTR_MAC] == NULL)
1153 addr = nla_data(tb[NL80211_ATTR_MAC]);
1154 wpa_printf(MSG_DEBUG, "nl80211: Delete station " MACSTR,
1157 if (is_ap_interface(drv->nlmode) && drv->device_ap_sme) {
1158 drv_event_disassoc(drv->ctx, addr);
1162 if (drv->nlmode != NL80211_IFTYPE_ADHOC)
1165 os_memset(&data, 0, sizeof(data));
1166 os_memcpy(data.ibss_peer_lost.peer, addr, ETH_ALEN);
1167 wpa_supplicant_event(drv->ctx, EVENT_IBSS_PEER_LOST, &data);
1171 static void nl80211_rekey_offload_event(struct wpa_driver_nl80211_data *drv,
1174 struct nlattr *rekey_info[NUM_NL80211_REKEY_DATA];
1175 static struct nla_policy rekey_policy[NUM_NL80211_REKEY_DATA] = {
1176 [NL80211_REKEY_DATA_KEK] = {
1177 .minlen = NL80211_KEK_LEN,
1178 .maxlen = NL80211_KEK_LEN,
1180 [NL80211_REKEY_DATA_KCK] = {
1181 .minlen = NL80211_KCK_LEN,
1182 .maxlen = NL80211_KCK_LEN,
1184 [NL80211_REKEY_DATA_REPLAY_CTR] = {
1185 .minlen = NL80211_REPLAY_CTR_LEN,
1186 .maxlen = NL80211_REPLAY_CTR_LEN,
1189 union wpa_event_data data;
1191 if (!tb[NL80211_ATTR_MAC] ||
1192 !tb[NL80211_ATTR_REKEY_DATA] ||
1193 nla_parse_nested(rekey_info, MAX_NL80211_REKEY_DATA,
1194 tb[NL80211_ATTR_REKEY_DATA], rekey_policy) ||
1195 !rekey_info[NL80211_REKEY_DATA_REPLAY_CTR])
1198 os_memset(&data, 0, sizeof(data));
1199 data.driver_gtk_rekey.bssid = nla_data(tb[NL80211_ATTR_MAC]);
1200 wpa_printf(MSG_DEBUG, "nl80211: Rekey offload event for BSSID " MACSTR,
1201 MAC2STR(data.driver_gtk_rekey.bssid));
1202 data.driver_gtk_rekey.replay_ctr =
1203 nla_data(rekey_info[NL80211_REKEY_DATA_REPLAY_CTR]);
1204 wpa_hexdump(MSG_DEBUG, "nl80211: Rekey offload - Replay Counter",
1205 data.driver_gtk_rekey.replay_ctr, NL80211_REPLAY_CTR_LEN);
1206 wpa_supplicant_event(drv->ctx, EVENT_DRIVER_GTK_REKEY, &data);
1210 static void nl80211_pmksa_candidate_event(struct wpa_driver_nl80211_data *drv,
1213 struct nlattr *cand[NUM_NL80211_PMKSA_CANDIDATE];
1214 static struct nla_policy cand_policy[NUM_NL80211_PMKSA_CANDIDATE] = {
1215 [NL80211_PMKSA_CANDIDATE_INDEX] = { .type = NLA_U32 },
1216 [NL80211_PMKSA_CANDIDATE_BSSID] = {
1220 [NL80211_PMKSA_CANDIDATE_PREAUTH] = { .type = NLA_FLAG },
1222 union wpa_event_data data;
1224 wpa_printf(MSG_DEBUG, "nl80211: PMKSA candidate event");
1226 if (!tb[NL80211_ATTR_PMKSA_CANDIDATE] ||
1227 nla_parse_nested(cand, MAX_NL80211_PMKSA_CANDIDATE,
1228 tb[NL80211_ATTR_PMKSA_CANDIDATE], cand_policy) ||
1229 !cand[NL80211_PMKSA_CANDIDATE_INDEX] ||
1230 !cand[NL80211_PMKSA_CANDIDATE_BSSID])
1233 os_memset(&data, 0, sizeof(data));
1234 os_memcpy(data.pmkid_candidate.bssid,
1235 nla_data(cand[NL80211_PMKSA_CANDIDATE_BSSID]), ETH_ALEN);
1236 data.pmkid_candidate.index =
1237 nla_get_u32(cand[NL80211_PMKSA_CANDIDATE_INDEX]);
1238 data.pmkid_candidate.preauth =
1239 cand[NL80211_PMKSA_CANDIDATE_PREAUTH] != NULL;
1240 wpa_supplicant_event(drv->ctx, EVENT_PMKID_CANDIDATE, &data);
1244 static void nl80211_client_probe_event(struct wpa_driver_nl80211_data *drv,
1247 union wpa_event_data data;
1249 wpa_printf(MSG_DEBUG, "nl80211: Probe client event");
1251 if (!tb[NL80211_ATTR_MAC] || !tb[NL80211_ATTR_ACK])
1254 os_memset(&data, 0, sizeof(data));
1255 os_memcpy(data.client_poll.addr,
1256 nla_data(tb[NL80211_ATTR_MAC]), ETH_ALEN);
1258 wpa_supplicant_event(drv->ctx, EVENT_DRIVER_CLIENT_POLL_OK, &data);
1262 static void nl80211_tdls_oper_event(struct wpa_driver_nl80211_data *drv,
1265 union wpa_event_data data;
1267 wpa_printf(MSG_DEBUG, "nl80211: TDLS operation event");
1269 if (!tb[NL80211_ATTR_MAC] || !tb[NL80211_ATTR_TDLS_OPERATION])
1272 os_memset(&data, 0, sizeof(data));
1273 os_memcpy(data.tdls.peer, nla_data(tb[NL80211_ATTR_MAC]), ETH_ALEN);
1274 switch (nla_get_u8(tb[NL80211_ATTR_TDLS_OPERATION])) {
1275 case NL80211_TDLS_SETUP:
1276 wpa_printf(MSG_DEBUG, "nl80211: TDLS setup request for peer "
1277 MACSTR, MAC2STR(data.tdls.peer));
1278 data.tdls.oper = TDLS_REQUEST_SETUP;
1280 case NL80211_TDLS_TEARDOWN:
1281 wpa_printf(MSG_DEBUG, "nl80211: TDLS teardown request for peer "
1282 MACSTR, MAC2STR(data.tdls.peer));
1283 data.tdls.oper = TDLS_REQUEST_TEARDOWN;
1285 case NL80211_TDLS_DISCOVERY_REQ:
1286 wpa_printf(MSG_DEBUG,
1287 "nl80211: TDLS discovery request for peer " MACSTR,
1288 MAC2STR(data.tdls.peer));
1289 data.tdls.oper = TDLS_REQUEST_DISCOVER;
1292 wpa_printf(MSG_DEBUG, "nl80211: Unsupported TDLS operatione "
1296 if (tb[NL80211_ATTR_REASON_CODE]) {
1297 data.tdls.reason_code =
1298 nla_get_u16(tb[NL80211_ATTR_REASON_CODE]);
1301 wpa_supplicant_event(drv->ctx, EVENT_TDLS, &data);
1305 static void nl80211_stop_ap(struct wpa_driver_nl80211_data *drv,
1308 wpa_supplicant_event(drv->ctx, EVENT_INTERFACE_UNAVAILABLE, NULL);
1312 static void nl80211_connect_failed_event(struct wpa_driver_nl80211_data *drv,
1315 union wpa_event_data data;
1318 wpa_printf(MSG_DEBUG, "nl80211: Connect failed event");
1320 if (!tb[NL80211_ATTR_MAC] || !tb[NL80211_ATTR_CONN_FAILED_REASON])
1323 os_memset(&data, 0, sizeof(data));
1324 os_memcpy(data.connect_failed_reason.addr,
1325 nla_data(tb[NL80211_ATTR_MAC]), ETH_ALEN);
1327 reason = nla_get_u32(tb[NL80211_ATTR_CONN_FAILED_REASON]);
1329 case NL80211_CONN_FAIL_MAX_CLIENTS:
1330 wpa_printf(MSG_DEBUG, "nl80211: Max client reached");
1331 data.connect_failed_reason.code = MAX_CLIENT_REACHED;
1333 case NL80211_CONN_FAIL_BLOCKED_CLIENT:
1334 wpa_printf(MSG_DEBUG, "nl80211: Blocked client " MACSTR
1335 " tried to connect",
1336 MAC2STR(data.connect_failed_reason.addr));
1337 data.connect_failed_reason.code = BLOCKED_CLIENT;
1340 wpa_printf(MSG_DEBUG, "nl8021l: Unknown connect failed reason "
1345 wpa_supplicant_event(drv->ctx, EVENT_CONNECT_FAILED_REASON, &data);
1349 static void nl80211_radar_event(struct wpa_driver_nl80211_data *drv,
1352 union wpa_event_data data;
1353 enum nl80211_radar_event event_type;
1355 if (!tb[NL80211_ATTR_WIPHY_FREQ] || !tb[NL80211_ATTR_RADAR_EVENT])
1358 os_memset(&data, 0, sizeof(data));
1359 data.dfs_event.freq = nla_get_u32(tb[NL80211_ATTR_WIPHY_FREQ]);
1360 event_type = nla_get_u32(tb[NL80211_ATTR_RADAR_EVENT]);
1362 /* Check HT params */
1363 if (tb[NL80211_ATTR_WIPHY_CHANNEL_TYPE]) {
1364 data.dfs_event.ht_enabled = 1;
1365 data.dfs_event.chan_offset = 0;
1367 switch (nla_get_u32(tb[NL80211_ATTR_WIPHY_CHANNEL_TYPE])) {
1368 case NL80211_CHAN_NO_HT:
1369 data.dfs_event.ht_enabled = 0;
1371 case NL80211_CHAN_HT20:
1373 case NL80211_CHAN_HT40PLUS:
1374 data.dfs_event.chan_offset = 1;
1376 case NL80211_CHAN_HT40MINUS:
1377 data.dfs_event.chan_offset = -1;
1382 /* Get VHT params */
1383 if (tb[NL80211_ATTR_CHANNEL_WIDTH])
1384 data.dfs_event.chan_width =
1385 convert2width(nla_get_u32(
1386 tb[NL80211_ATTR_CHANNEL_WIDTH]));
1387 if (tb[NL80211_ATTR_CENTER_FREQ1])
1388 data.dfs_event.cf1 = nla_get_u32(tb[NL80211_ATTR_CENTER_FREQ1]);
1389 if (tb[NL80211_ATTR_CENTER_FREQ2])
1390 data.dfs_event.cf2 = nla_get_u32(tb[NL80211_ATTR_CENTER_FREQ2]);
1392 wpa_printf(MSG_DEBUG, "nl80211: DFS event on freq %d MHz, ht: %d, offset: %d, width: %d, cf1: %dMHz, cf2: %dMHz",
1393 data.dfs_event.freq, data.dfs_event.ht_enabled,
1394 data.dfs_event.chan_offset, data.dfs_event.chan_width,
1395 data.dfs_event.cf1, data.dfs_event.cf2);
1397 switch (event_type) {
1398 case NL80211_RADAR_DETECTED:
1399 wpa_supplicant_event(drv->ctx, EVENT_DFS_RADAR_DETECTED, &data);
1401 case NL80211_RADAR_CAC_FINISHED:
1402 wpa_supplicant_event(drv->ctx, EVENT_DFS_CAC_FINISHED, &data);
1404 case NL80211_RADAR_CAC_ABORTED:
1405 wpa_supplicant_event(drv->ctx, EVENT_DFS_CAC_ABORTED, &data);
1407 case NL80211_RADAR_NOP_FINISHED:
1408 wpa_supplicant_event(drv->ctx, EVENT_DFS_NOP_FINISHED, &data);
1411 wpa_printf(MSG_DEBUG, "nl80211: Unknown radar event %d "
1412 "received", event_type);
1418 static void nl80211_spurious_frame(struct i802_bss *bss, struct nlattr **tb,
1421 struct wpa_driver_nl80211_data *drv = bss->drv;
1422 union wpa_event_data event;
1424 if (!tb[NL80211_ATTR_MAC])
1427 os_memset(&event, 0, sizeof(event));
1428 event.rx_from_unknown.bssid = bss->addr;
1429 event.rx_from_unknown.addr = nla_data(tb[NL80211_ATTR_MAC]);
1430 event.rx_from_unknown.wds = wds;
1432 wpa_supplicant_event(drv->ctx, EVENT_RX_FROM_UNKNOWN, &event);
1436 static void qca_nl80211_avoid_freq(struct wpa_driver_nl80211_data *drv,
1437 const u8 *data, size_t len)
1440 union wpa_event_data event;
1441 struct wpa_freq_range *range = NULL;
1442 const struct qca_avoid_freq_list *freq_range;
1444 freq_range = (const struct qca_avoid_freq_list *) data;
1445 if (len < sizeof(freq_range->count))
1448 count = freq_range->count;
1449 if (len < sizeof(freq_range->count) +
1450 count * sizeof(struct qca_avoid_freq_range)) {
1451 wpa_printf(MSG_DEBUG, "nl80211: Ignored too short avoid frequency list (len=%u)",
1452 (unsigned int) len);
1457 range = os_calloc(count, sizeof(struct wpa_freq_range));
1462 os_memset(&event, 0, sizeof(event));
1463 for (i = 0; i < count; i++) {
1464 unsigned int idx = event.freq_range.num;
1465 range[idx].min = freq_range->range[i].start_freq;
1466 range[idx].max = freq_range->range[i].end_freq;
1467 wpa_printf(MSG_DEBUG, "nl80211: Avoid frequency range: %u-%u",
1468 range[idx].min, range[idx].max);
1469 if (range[idx].min > range[idx].max) {
1470 wpa_printf(MSG_DEBUG, "nl80211: Ignore invalid frequency range");
1473 event.freq_range.num++;
1475 event.freq_range.range = range;
1477 wpa_supplicant_event(drv->ctx, EVENT_AVOID_FREQUENCIES, &event);
1483 static void qca_nl80211_acs_select_ch(struct wpa_driver_nl80211_data *drv,
1484 const u8 *data, size_t len)
1486 struct nlattr *tb[QCA_WLAN_VENDOR_ATTR_ACS_MAX + 1];
1487 union wpa_event_data event;
1489 wpa_printf(MSG_DEBUG,
1490 "nl80211: ACS channel selection vendor event received");
1492 if (nla_parse(tb, QCA_WLAN_VENDOR_ATTR_ACS_MAX,
1493 (struct nlattr *) data, len, NULL) ||
1494 !tb[QCA_WLAN_VENDOR_ATTR_ACS_PRIMARY_CHANNEL] ||
1495 !tb[QCA_WLAN_VENDOR_ATTR_ACS_SECONDARY_CHANNEL])
1498 os_memset(&event, 0, sizeof(event));
1499 event.acs_selected_channels.pri_channel =
1500 nla_get_u8(tb[QCA_WLAN_VENDOR_ATTR_ACS_PRIMARY_CHANNEL]);
1501 event.acs_selected_channels.sec_channel =
1502 nla_get_u8(tb[QCA_WLAN_VENDOR_ATTR_ACS_SECONDARY_CHANNEL]);
1504 wpa_supplicant_event(drv->ctx, EVENT_ACS_CHANNEL_SELECTED, &event);
1508 static void qca_nl80211_key_mgmt_auth(struct wpa_driver_nl80211_data *drv,
1509 const u8 *data, size_t len)
1511 struct nlattr *tb[QCA_WLAN_VENDOR_ATTR_ROAM_AUTH_MAX + 1];
1514 wpa_printf(MSG_DEBUG,
1515 "nl80211: Key management roam+auth vendor event received");
1517 if (nla_parse(tb, QCA_WLAN_VENDOR_ATTR_ROAM_AUTH_MAX,
1518 (struct nlattr *) data, len, NULL) ||
1519 !tb[QCA_WLAN_VENDOR_ATTR_ROAM_AUTH_BSSID] ||
1520 nla_len(tb[QCA_WLAN_VENDOR_ATTR_ROAM_AUTH_BSSID]) != ETH_ALEN ||
1521 !tb[QCA_WLAN_VENDOR_ATTR_ROAM_AUTH_REQ_IE] ||
1522 !tb[QCA_WLAN_VENDOR_ATTR_ROAM_AUTH_RESP_IE] ||
1523 !tb[QCA_WLAN_VENDOR_ATTR_ROAM_AUTH_AUTHORIZED])
1526 bssid = nla_data(tb[QCA_WLAN_VENDOR_ATTR_ROAM_AUTH_BSSID]);
1527 wpa_printf(MSG_DEBUG, " * roam BSSID " MACSTR, MAC2STR(bssid));
1529 mlme_event_connect(drv, NL80211_CMD_ROAM, NULL,
1530 tb[QCA_WLAN_VENDOR_ATTR_ROAM_AUTH_BSSID],
1531 tb[QCA_WLAN_VENDOR_ATTR_ROAM_AUTH_REQ_IE],
1532 tb[QCA_WLAN_VENDOR_ATTR_ROAM_AUTH_RESP_IE],
1533 tb[QCA_WLAN_VENDOR_ATTR_ROAM_AUTH_AUTHORIZED],
1534 tb[QCA_WLAN_VENDOR_ATTR_ROAM_AUTH_KEY_REPLAY_CTR],
1535 tb[QCA_WLAN_VENDOR_ATTR_ROAM_AUTH_PTK_KCK],
1536 tb[QCA_WLAN_VENDOR_ATTR_ROAM_AUTH_PTK_KEK]);
1540 static void qca_nl80211_dfs_offload_radar_event(
1541 struct wpa_driver_nl80211_data *drv, u32 subcmd, u8 *msg, int length)
1543 union wpa_event_data data;
1544 struct nlattr *tb[NL80211_ATTR_MAX + 1];
1546 wpa_printf(MSG_DEBUG,
1547 "nl80211: DFS offload radar vendor event received");
1549 if (nla_parse(tb, NL80211_ATTR_MAX,
1550 (struct nlattr *) msg, length, NULL))
1553 if (!tb[NL80211_ATTR_WIPHY_FREQ]) {
1554 wpa_printf(MSG_INFO,
1555 "nl80211: Error parsing WIPHY_FREQ in FS offload radar vendor event");
1559 os_memset(&data, 0, sizeof(data));
1560 data.dfs_event.freq = nla_get_u32(tb[NL80211_ATTR_WIPHY_FREQ]);
1562 wpa_printf(MSG_DEBUG, "nl80211: DFS event on freq %d MHz",
1563 data.dfs_event.freq);
1565 /* Check HT params */
1566 if (tb[NL80211_ATTR_WIPHY_CHANNEL_TYPE]) {
1567 data.dfs_event.ht_enabled = 1;
1568 data.dfs_event.chan_offset = 0;
1570 switch (nla_get_u32(tb[NL80211_ATTR_WIPHY_CHANNEL_TYPE])) {
1571 case NL80211_CHAN_NO_HT:
1572 data.dfs_event.ht_enabled = 0;
1574 case NL80211_CHAN_HT20:
1576 case NL80211_CHAN_HT40PLUS:
1577 data.dfs_event.chan_offset = 1;
1579 case NL80211_CHAN_HT40MINUS:
1580 data.dfs_event.chan_offset = -1;
1585 /* Get VHT params */
1586 if (tb[NL80211_ATTR_CHANNEL_WIDTH])
1587 data.dfs_event.chan_width =
1588 convert2width(nla_get_u32(
1589 tb[NL80211_ATTR_CHANNEL_WIDTH]));
1590 if (tb[NL80211_ATTR_CENTER_FREQ1])
1591 data.dfs_event.cf1 = nla_get_u32(tb[NL80211_ATTR_CENTER_FREQ1]);
1592 if (tb[NL80211_ATTR_CENTER_FREQ2])
1593 data.dfs_event.cf2 = nla_get_u32(tb[NL80211_ATTR_CENTER_FREQ2]);
1595 wpa_printf(MSG_DEBUG, "nl80211: DFS event on freq %d MHz, ht: %d, "
1596 "offset: %d, width: %d, cf1: %dMHz, cf2: %dMHz",
1597 data.dfs_event.freq, data.dfs_event.ht_enabled,
1598 data.dfs_event.chan_offset, data.dfs_event.chan_width,
1599 data.dfs_event.cf1, data.dfs_event.cf2);
1602 case QCA_NL80211_VENDOR_SUBCMD_DFS_OFFLOAD_RADAR_DETECTED:
1603 wpa_supplicant_event(drv->ctx, EVENT_DFS_RADAR_DETECTED, &data);
1605 case QCA_NL80211_VENDOR_SUBCMD_DFS_OFFLOAD_CAC_STARTED:
1606 wpa_supplicant_event(drv->ctx, EVENT_DFS_CAC_STARTED, &data);
1608 case QCA_NL80211_VENDOR_SUBCMD_DFS_OFFLOAD_CAC_FINISHED:
1609 wpa_supplicant_event(drv->ctx, EVENT_DFS_CAC_FINISHED, &data);
1611 case QCA_NL80211_VENDOR_SUBCMD_DFS_OFFLOAD_CAC_ABORTED:
1612 wpa_supplicant_event(drv->ctx, EVENT_DFS_CAC_ABORTED, &data);
1614 case QCA_NL80211_VENDOR_SUBCMD_DFS_OFFLOAD_CAC_NOP_FINISHED:
1615 wpa_supplicant_event(drv->ctx, EVENT_DFS_NOP_FINISHED, &data);
1618 wpa_printf(MSG_DEBUG,
1619 "nl80211: Unknown DFS offload radar event %d received",
1626 static void nl80211_vendor_event_qca(struct wpa_driver_nl80211_data *drv,
1627 u32 subcmd, u8 *data, size_t len)
1630 case QCA_NL80211_VENDOR_SUBCMD_TEST:
1631 wpa_hexdump(MSG_DEBUG, "nl80211: QCA test event", data, len);
1633 case QCA_NL80211_VENDOR_SUBCMD_AVOID_FREQUENCY:
1634 qca_nl80211_avoid_freq(drv, data, len);
1636 case QCA_NL80211_VENDOR_SUBCMD_KEY_MGMT_ROAM_AUTH:
1637 qca_nl80211_key_mgmt_auth(drv, data, len);
1639 case QCA_NL80211_VENDOR_SUBCMD_DO_ACS:
1640 qca_nl80211_acs_select_ch(drv, data, len);
1642 case QCA_NL80211_VENDOR_SUBCMD_DFS_OFFLOAD_CAC_STARTED:
1643 case QCA_NL80211_VENDOR_SUBCMD_DFS_OFFLOAD_CAC_FINISHED:
1644 case QCA_NL80211_VENDOR_SUBCMD_DFS_OFFLOAD_CAC_ABORTED:
1645 case QCA_NL80211_VENDOR_SUBCMD_DFS_OFFLOAD_CAC_NOP_FINISHED:
1646 case QCA_NL80211_VENDOR_SUBCMD_DFS_OFFLOAD_RADAR_DETECTED:
1647 qca_nl80211_dfs_offload_radar_event(drv, subcmd, data, len);
1650 wpa_printf(MSG_DEBUG,
1651 "nl80211: Ignore unsupported QCA vendor event %u",
1658 static void nl80211_vendor_event(struct wpa_driver_nl80211_data *drv,
1661 u32 vendor_id, subcmd, wiphy = 0;
1666 if (!tb[NL80211_ATTR_VENDOR_ID] ||
1667 !tb[NL80211_ATTR_VENDOR_SUBCMD])
1670 vendor_id = nla_get_u32(tb[NL80211_ATTR_VENDOR_ID]);
1671 subcmd = nla_get_u32(tb[NL80211_ATTR_VENDOR_SUBCMD]);
1673 if (tb[NL80211_ATTR_WIPHY])
1674 wiphy = nla_get_u32(tb[NL80211_ATTR_WIPHY]);
1676 wpa_printf(MSG_DEBUG, "nl80211: Vendor event: wiphy=%u vendor_id=0x%x subcmd=%u",
1677 wiphy, vendor_id, subcmd);
1679 if (tb[NL80211_ATTR_VENDOR_DATA]) {
1680 data = nla_data(tb[NL80211_ATTR_VENDOR_DATA]);
1681 len = nla_len(tb[NL80211_ATTR_VENDOR_DATA]);
1682 wpa_hexdump(MSG_MSGDUMP, "nl80211: Vendor data", data, len);
1685 wiphy_idx = nl80211_get_wiphy_index(drv->first_bss);
1686 if (wiphy_idx >= 0 && wiphy_idx != (int) wiphy) {
1687 wpa_printf(MSG_DEBUG, "nl80211: Ignore vendor event for foreign wiphy %u (own: %d)",
1692 switch (vendor_id) {
1694 nl80211_vendor_event_qca(drv, subcmd, data, len);
1697 wpa_printf(MSG_DEBUG, "nl80211: Ignore unsupported vendor event");
1703 static void nl80211_reg_change_event(struct wpa_driver_nl80211_data *drv,
1704 struct nlattr *tb[])
1706 union wpa_event_data data;
1707 enum nl80211_reg_initiator init;
1709 wpa_printf(MSG_DEBUG, "nl80211: Regulatory domain change");
1711 if (tb[NL80211_ATTR_REG_INITIATOR] == NULL)
1714 os_memset(&data, 0, sizeof(data));
1715 init = nla_get_u8(tb[NL80211_ATTR_REG_INITIATOR]);
1716 wpa_printf(MSG_DEBUG, " * initiator=%d", init);
1718 case NL80211_REGDOM_SET_BY_CORE:
1719 data.channel_list_changed.initiator = REGDOM_SET_BY_CORE;
1721 case NL80211_REGDOM_SET_BY_USER:
1722 data.channel_list_changed.initiator = REGDOM_SET_BY_USER;
1724 case NL80211_REGDOM_SET_BY_DRIVER:
1725 data.channel_list_changed.initiator = REGDOM_SET_BY_DRIVER;
1727 case NL80211_REGDOM_SET_BY_COUNTRY_IE:
1728 data.channel_list_changed.initiator = REGDOM_SET_BY_COUNTRY_IE;
1732 if (tb[NL80211_ATTR_REG_TYPE]) {
1733 enum nl80211_reg_type type;
1734 type = nla_get_u8(tb[NL80211_ATTR_REG_TYPE]);
1735 wpa_printf(MSG_DEBUG, " * type=%d", type);
1737 case NL80211_REGDOM_TYPE_COUNTRY:
1738 data.channel_list_changed.type = REGDOM_TYPE_COUNTRY;
1740 case NL80211_REGDOM_TYPE_WORLD:
1741 data.channel_list_changed.type = REGDOM_TYPE_WORLD;
1743 case NL80211_REGDOM_TYPE_CUSTOM_WORLD:
1744 data.channel_list_changed.type =
1745 REGDOM_TYPE_CUSTOM_WORLD;
1747 case NL80211_REGDOM_TYPE_INTERSECTION:
1748 data.channel_list_changed.type =
1749 REGDOM_TYPE_INTERSECTION;
1754 if (tb[NL80211_ATTR_REG_ALPHA2]) {
1755 os_strlcpy(data.channel_list_changed.alpha2,
1756 nla_get_string(tb[NL80211_ATTR_REG_ALPHA2]),
1757 sizeof(data.channel_list_changed.alpha2));
1758 wpa_printf(MSG_DEBUG, " * alpha2=%s",
1759 data.channel_list_changed.alpha2);
1762 wpa_supplicant_event(drv->ctx, EVENT_CHANNEL_LIST_CHANGED, &data);
1766 static void do_process_drv_event(struct i802_bss *bss, int cmd,
1769 struct wpa_driver_nl80211_data *drv = bss->drv;
1770 union wpa_event_data data;
1772 wpa_printf(MSG_DEBUG, "nl80211: Drv Event %d (%s) received for %s",
1773 cmd, nl80211_command_to_string(cmd), bss->ifname);
1775 if (cmd == NL80211_CMD_ROAM &&
1776 (drv->capa.flags & WPA_DRIVER_FLAGS_KEY_MGMT_OFFLOAD)) {
1778 * Device will use roam+auth vendor event to indicate
1779 * roaming, so ignore the regular roam event.
1781 wpa_printf(MSG_DEBUG,
1782 "nl80211: Ignore roam event (cmd=%d), device will use vendor event roam+auth",
1787 if (drv->ap_scan_as_station != NL80211_IFTYPE_UNSPECIFIED &&
1788 (cmd == NL80211_CMD_NEW_SCAN_RESULTS ||
1789 cmd == NL80211_CMD_SCAN_ABORTED)) {
1790 wpa_driver_nl80211_set_mode(drv->first_bss,
1791 drv->ap_scan_as_station);
1792 drv->ap_scan_as_station = NL80211_IFTYPE_UNSPECIFIED;
1796 case NL80211_CMD_TRIGGER_SCAN:
1797 wpa_dbg(drv->ctx, MSG_DEBUG, "nl80211: Scan trigger");
1798 drv->scan_state = SCAN_STARTED;
1799 if (drv->scan_for_auth) {
1801 * Cannot indicate EVENT_SCAN_STARTED here since we skip
1802 * EVENT_SCAN_RESULTS in scan_for_auth case and the
1803 * upper layer implementation could get confused about
1806 wpa_printf(MSG_DEBUG, "nl80211: Do not indicate scan-start event due to internal scan_for_auth");
1809 wpa_supplicant_event(drv->ctx, EVENT_SCAN_STARTED, NULL);
1811 case NL80211_CMD_START_SCHED_SCAN:
1812 wpa_dbg(drv->ctx, MSG_DEBUG, "nl80211: Sched scan started");
1813 drv->scan_state = SCHED_SCAN_STARTED;
1815 case NL80211_CMD_SCHED_SCAN_STOPPED:
1816 wpa_dbg(drv->ctx, MSG_DEBUG, "nl80211: Sched scan stopped");
1817 drv->scan_state = SCHED_SCAN_STOPPED;
1818 wpa_supplicant_event(drv->ctx, EVENT_SCHED_SCAN_STOPPED, NULL);
1820 case NL80211_CMD_NEW_SCAN_RESULTS:
1821 wpa_dbg(drv->ctx, MSG_DEBUG,
1822 "nl80211: New scan results available");
1823 drv->scan_state = SCAN_COMPLETED;
1824 drv->scan_complete_events = 1;
1825 eloop_cancel_timeout(wpa_driver_nl80211_scan_timeout, drv,
1827 send_scan_event(drv, 0, tb);
1829 case NL80211_CMD_SCHED_SCAN_RESULTS:
1830 wpa_dbg(drv->ctx, MSG_DEBUG,
1831 "nl80211: New sched scan results available");
1832 drv->scan_state = SCHED_SCAN_RESULTS;
1833 send_scan_event(drv, 0, tb);
1835 case NL80211_CMD_SCAN_ABORTED:
1836 wpa_dbg(drv->ctx, MSG_DEBUG, "nl80211: Scan aborted");
1837 drv->scan_state = SCAN_ABORTED;
1839 * Need to indicate that scan results are available in order
1840 * not to make wpa_supplicant stop its scanning.
1842 eloop_cancel_timeout(wpa_driver_nl80211_scan_timeout, drv,
1844 send_scan_event(drv, 1, tb);
1846 case NL80211_CMD_AUTHENTICATE:
1847 case NL80211_CMD_ASSOCIATE:
1848 case NL80211_CMD_DEAUTHENTICATE:
1849 case NL80211_CMD_DISASSOCIATE:
1850 case NL80211_CMD_FRAME_TX_STATUS:
1851 case NL80211_CMD_UNPROT_DEAUTHENTICATE:
1852 case NL80211_CMD_UNPROT_DISASSOCIATE:
1853 mlme_event(bss, cmd, tb[NL80211_ATTR_FRAME],
1854 tb[NL80211_ATTR_MAC], tb[NL80211_ATTR_TIMED_OUT],
1855 tb[NL80211_ATTR_WIPHY_FREQ], tb[NL80211_ATTR_ACK],
1856 tb[NL80211_ATTR_COOKIE],
1857 tb[NL80211_ATTR_RX_SIGNAL_DBM],
1858 tb[NL80211_ATTR_STA_WME]);
1860 case NL80211_CMD_CONNECT:
1861 case NL80211_CMD_ROAM:
1862 mlme_event_connect(drv, cmd,
1863 tb[NL80211_ATTR_STATUS_CODE],
1864 tb[NL80211_ATTR_MAC],
1865 tb[NL80211_ATTR_REQ_IE],
1866 tb[NL80211_ATTR_RESP_IE],
1867 NULL, NULL, NULL, NULL);
1869 case NL80211_CMD_CH_SWITCH_NOTIFY:
1870 mlme_event_ch_switch(drv,
1871 tb[NL80211_ATTR_IFINDEX],
1872 tb[NL80211_ATTR_WIPHY_FREQ],
1873 tb[NL80211_ATTR_WIPHY_CHANNEL_TYPE],
1874 tb[NL80211_ATTR_CHANNEL_WIDTH],
1875 tb[NL80211_ATTR_CENTER_FREQ1],
1876 tb[NL80211_ATTR_CENTER_FREQ2]);
1878 case NL80211_CMD_DISCONNECT:
1879 mlme_event_disconnect(drv, tb[NL80211_ATTR_REASON_CODE],
1880 tb[NL80211_ATTR_MAC],
1881 tb[NL80211_ATTR_DISCONNECTED_BY_AP]);
1883 case NL80211_CMD_MICHAEL_MIC_FAILURE:
1884 mlme_event_michael_mic_failure(bss, tb);
1886 case NL80211_CMD_JOIN_IBSS:
1887 mlme_event_join_ibss(drv, tb);
1889 case NL80211_CMD_REMAIN_ON_CHANNEL:
1890 mlme_event_remain_on_channel(drv, 0, tb);
1892 case NL80211_CMD_CANCEL_REMAIN_ON_CHANNEL:
1893 mlme_event_remain_on_channel(drv, 1, tb);
1895 case NL80211_CMD_NOTIFY_CQM:
1896 nl80211_cqm_event(drv, tb);
1898 case NL80211_CMD_REG_CHANGE:
1899 nl80211_reg_change_event(drv, tb);
1901 case NL80211_CMD_REG_BEACON_HINT:
1902 wpa_printf(MSG_DEBUG, "nl80211: Regulatory beacon hint");
1903 os_memset(&data, 0, sizeof(data));
1904 data.channel_list_changed.initiator = REGDOM_BEACON_HINT;
1905 wpa_supplicant_event(drv->ctx, EVENT_CHANNEL_LIST_CHANGED,
1908 case NL80211_CMD_NEW_STATION:
1909 nl80211_new_station_event(drv, bss, tb);
1911 case NL80211_CMD_DEL_STATION:
1912 nl80211_del_station_event(drv, tb);
1914 case NL80211_CMD_SET_REKEY_OFFLOAD:
1915 nl80211_rekey_offload_event(drv, tb);
1917 case NL80211_CMD_PMKSA_CANDIDATE:
1918 nl80211_pmksa_candidate_event(drv, tb);
1920 case NL80211_CMD_PROBE_CLIENT:
1921 nl80211_client_probe_event(drv, tb);
1923 case NL80211_CMD_TDLS_OPER:
1924 nl80211_tdls_oper_event(drv, tb);
1926 case NL80211_CMD_CONN_FAILED:
1927 nl80211_connect_failed_event(drv, tb);
1929 case NL80211_CMD_FT_EVENT:
1930 mlme_event_ft_event(drv, tb);
1932 case NL80211_CMD_RADAR_DETECT:
1933 nl80211_radar_event(drv, tb);
1935 case NL80211_CMD_STOP_AP:
1936 nl80211_stop_ap(drv, tb);
1938 case NL80211_CMD_VENDOR:
1939 nl80211_vendor_event(drv, tb);
1941 case NL80211_CMD_NEW_PEER_CANDIDATE:
1942 nl80211_new_peer_candidate(drv, tb);
1945 wpa_dbg(drv->ctx, MSG_DEBUG, "nl80211: Ignored unknown event "
1952 int process_global_event(struct nl_msg *msg, void *arg)
1954 struct nl80211_global *global = arg;
1955 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
1956 struct nlattr *tb[NL80211_ATTR_MAX + 1];
1957 struct wpa_driver_nl80211_data *drv, *tmp;
1959 struct i802_bss *bss;
1961 int wdev_id_set = 0;
1963 nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
1964 genlmsg_attrlen(gnlh, 0), NULL);
1966 if (tb[NL80211_ATTR_IFINDEX])
1967 ifidx = nla_get_u32(tb[NL80211_ATTR_IFINDEX]);
1968 else if (tb[NL80211_ATTR_WDEV]) {
1969 wdev_id = nla_get_u64(tb[NL80211_ATTR_WDEV]);
1973 dl_list_for_each_safe(drv, tmp, &global->interfaces,
1974 struct wpa_driver_nl80211_data, list) {
1975 for (bss = drv->first_bss; bss; bss = bss->next) {
1976 if ((ifidx == -1 && !wdev_id_set) ||
1977 ifidx == bss->ifindex ||
1978 (wdev_id_set && bss->wdev_id_set &&
1979 wdev_id == bss->wdev_id)) {
1980 do_process_drv_event(bss, gnlh->cmd, tb);
1984 wpa_printf(MSG_DEBUG,
1985 "nl80211: Ignored event (cmd=%d) for foreign interface (ifindex %d wdev 0x%llx)",
1986 gnlh->cmd, ifidx, (long long unsigned int) wdev_id);
1993 int process_bss_event(struct nl_msg *msg, void *arg)
1995 struct i802_bss *bss = arg;
1996 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
1997 struct nlattr *tb[NL80211_ATTR_MAX + 1];
1999 nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
2000 genlmsg_attrlen(gnlh, 0), NULL);
2002 wpa_printf(MSG_DEBUG, "nl80211: BSS Event %d (%s) received for %s",
2003 gnlh->cmd, nl80211_command_to_string(gnlh->cmd),
2006 switch (gnlh->cmd) {
2007 case NL80211_CMD_FRAME:
2008 case NL80211_CMD_FRAME_TX_STATUS:
2009 mlme_event(bss, gnlh->cmd, tb[NL80211_ATTR_FRAME],
2010 tb[NL80211_ATTR_MAC], tb[NL80211_ATTR_TIMED_OUT],
2011 tb[NL80211_ATTR_WIPHY_FREQ], tb[NL80211_ATTR_ACK],
2012 tb[NL80211_ATTR_COOKIE],
2013 tb[NL80211_ATTR_RX_SIGNAL_DBM],
2014 tb[NL80211_ATTR_STA_WME]);
2016 case NL80211_CMD_UNEXPECTED_FRAME:
2017 nl80211_spurious_frame(bss, tb, 0);
2019 case NL80211_CMD_UNEXPECTED_4ADDR_FRAME:
2020 nl80211_spurious_frame(bss, tb, 1);
2023 wpa_printf(MSG_DEBUG, "nl80211: Ignored unknown event "
2024 "(cmd=%d)", gnlh->cmd);