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 *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)
275 union wpa_event_data event;
279 if (drv->capa.flags & WPA_DRIVER_FLAGS_SME) {
281 * Avoid reporting two association events that would confuse
284 wpa_printf(MSG_DEBUG, "nl80211: Ignore connect event (cmd=%d) "
285 "when using userspace SME", cmd);
289 drv->connect_reassoc = 0;
291 status_code = status ? nla_get_u16(status) : WLAN_STATUS_SUCCESS;
293 if (cmd == NL80211_CMD_CONNECT) {
294 wpa_printf(MSG_DEBUG,
295 "nl80211: Connect event (status=%u ignore_next_local_disconnect=%d)",
296 status_code, drv->ignore_next_local_disconnect);
297 } else if (cmd == NL80211_CMD_ROAM) {
298 wpa_printf(MSG_DEBUG, "nl80211: Roam event");
301 os_memset(&event, 0, sizeof(event));
302 if (cmd == NL80211_CMD_CONNECT && status_code != WLAN_STATUS_SUCCESS) {
304 event.assoc_reject.bssid = nla_data(addr);
305 if (drv->ignore_next_local_disconnect) {
306 drv->ignore_next_local_disconnect = 0;
307 if (!event.assoc_reject.bssid ||
308 (os_memcmp(event.assoc_reject.bssid,
309 drv->auth_attempt_bssid,
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.
316 wpa_printf(MSG_DEBUG,
317 "nl80211: Ignore connection failure event triggered during reassociation");
322 event.assoc_reject.resp_ies = nla_data(resp_ie);
323 event.assoc_reject.resp_ies_len = nla_len(resp_ie);
325 event.assoc_reject.status_code = status_code;
326 event.assoc_reject.timed_out = timed_out != NULL;
327 wpa_supplicant_event(drv->ctx, EVENT_ASSOC_REJECT, &event);
333 os_memcpy(drv->bssid, nla_data(addr), ETH_ALEN);
334 os_memcpy(drv->prev_bssid, drv->bssid, ETH_ALEN);
338 event.assoc_info.req_ies = nla_data(req_ie);
339 event.assoc_info.req_ies_len = nla_len(req_ie);
341 if (cmd == NL80211_CMD_ROAM) {
342 ssid = get_ie(event.assoc_info.req_ies,
343 event.assoc_info.req_ies_len,
345 if (ssid && ssid[1] > 0 && ssid[1] <= 32) {
346 drv->ssid_len = ssid[1];
347 os_memcpy(drv->ssid, ssid + 2, ssid[1]);
352 event.assoc_info.resp_ies = nla_data(resp_ie);
353 event.assoc_info.resp_ies_len = nla_len(resp_ie);
356 event.assoc_info.freq = nl80211_get_assoc_freq(drv);
358 if (authorized && nla_get_u8(authorized)) {
359 event.assoc_info.authorized = 1;
360 wpa_printf(MSG_DEBUG, "nl80211: connection authorized");
362 if (key_replay_ctr) {
363 event.assoc_info.key_replay_ctr = nla_data(key_replay_ctr);
364 event.assoc_info.key_replay_ctr_len = nla_len(key_replay_ctr);
367 event.assoc_info.ptk_kck = nla_data(ptk_kck);
368 event.assoc_info.ptk_kck_len = nla_len(ptk_kck);
371 event.assoc_info.ptk_kek = nla_data(ptk_kek);
372 event.assoc_info.ptk_kek_len = nla_len(ptk_kek);
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
383 event.assoc_info.subnet_status = nla_get_u8(subnet_status);
386 wpa_supplicant_event(drv->ctx, EVENT_ASSOC, &event);
390 static void mlme_event_disconnect(struct wpa_driver_nl80211_data *drv,
391 struct nlattr *reason, struct nlattr *addr,
392 struct nlattr *by_ap)
394 union wpa_event_data data;
395 unsigned int locally_generated = by_ap == NULL;
397 if (drv->capa.flags & WPA_DRIVER_FLAGS_SME) {
399 * Avoid reporting two disassociation events that could
400 * confuse the core code.
402 wpa_printf(MSG_DEBUG, "nl80211: Ignore disconnect "
403 "event when using userspace SME");
407 if (drv->ignore_next_local_disconnect) {
408 drv->ignore_next_local_disconnect = 0;
409 if (locally_generated) {
410 wpa_printf(MSG_DEBUG, "nl80211: Ignore disconnect "
411 "event triggered during reassociation");
414 wpa_printf(MSG_WARNING, "nl80211: Was expecting local "
415 "disconnect but got another disconnect "
419 wpa_printf(MSG_DEBUG, "nl80211: Disconnect event");
420 nl80211_mark_disconnected(drv);
421 os_memset(&data, 0, sizeof(data));
423 data.deauth_info.reason_code = nla_get_u16(reason);
424 data.deauth_info.locally_generated = by_ap == NULL;
425 wpa_supplicant_event(drv->ctx, EVENT_DEAUTH, &data);
429 static int calculate_chan_offset(int width, int freq, int cf1, int cf2)
433 switch (convert2width(width)) {
434 case CHAN_WIDTH_20_NOHT:
446 case CHAN_WIDTH_UNKNOWN:
447 case CHAN_WIDTH_80P80:
448 /* FIXME: implement this */
452 return (abs(freq - freq1) / 20) % 2 == 0 ? 1 : -1;
456 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)
461 struct i802_bss *bss;
462 union wpa_event_data data;
467 wpa_printf(MSG_DEBUG, "nl80211: Channel switch event");
472 ifidx = nla_get_u32(ifindex);
473 bss = get_bss_ifindex(drv, ifidx);
475 wpa_printf(MSG_WARNING, "nl80211: Unknown ifindex (%d) for channel switch, ignoring",
481 enum nl80211_channel_type ch_type = nla_get_u32(type);
483 wpa_printf(MSG_DEBUG, "nl80211: Channel type: %d", ch_type);
485 case NL80211_CHAN_NO_HT:
488 case NL80211_CHAN_HT20:
490 case NL80211_CHAN_HT40PLUS:
493 case NL80211_CHAN_HT40MINUS:
497 } else if (bw && cf1) {
498 /* This can happen for example with VHT80 ch switch */
499 chan_offset = calculate_chan_offset(nla_get_u32(bw),
502 cf2 ? nla_get_u32(cf2) : 0);
504 wpa_printf(MSG_WARNING, "nl80211: Unknown secondary channel information - following channel definition calculations may fail");
507 os_memset(&data, 0, sizeof(data));
508 data.ch_switch.freq = nla_get_u32(freq);
509 data.ch_switch.ht_enabled = ht_enabled;
510 data.ch_switch.ch_offset = chan_offset;
512 data.ch_switch.ch_width = convert2width(nla_get_u32(bw));
514 data.ch_switch.cf1 = nla_get_u32(cf1);
516 data.ch_switch.cf2 = nla_get_u32(cf2);
518 bss->freq = data.ch_switch.freq;
520 wpa_supplicant_event(bss->ctx, EVENT_CH_SWITCH, &data);
524 static void mlme_timeout_event(struct wpa_driver_nl80211_data *drv,
525 enum nl80211_commands cmd, struct nlattr *addr)
527 union wpa_event_data event;
528 enum wpa_event_type ev;
530 if (nla_len(addr) != ETH_ALEN)
533 wpa_printf(MSG_DEBUG, "nl80211: MLME event %d; timeout with " MACSTR,
534 cmd, MAC2STR((u8 *) nla_data(addr)));
536 if (cmd == NL80211_CMD_AUTHENTICATE)
537 ev = EVENT_AUTH_TIMED_OUT;
538 else if (cmd == NL80211_CMD_ASSOCIATE)
539 ev = EVENT_ASSOC_TIMED_OUT;
543 os_memset(&event, 0, sizeof(event));
544 os_memcpy(event.timeout_event.addr, nla_data(addr), ETH_ALEN);
545 wpa_supplicant_event(drv->ctx, ev, &event);
549 static void mlme_event_mgmt(struct i802_bss *bss,
550 struct nlattr *freq, struct nlattr *sig,
551 const u8 *frame, size_t len)
553 struct wpa_driver_nl80211_data *drv = bss->drv;
554 const struct ieee80211_mgmt *mgmt;
555 union wpa_event_data event;
560 wpa_printf(MSG_MSGDUMP, "nl80211: Frame event");
561 mgmt = (const struct ieee80211_mgmt *) frame;
563 wpa_printf(MSG_DEBUG, "nl80211: Too short management frame");
567 fc = le_to_host16(mgmt->frame_control);
568 stype = WLAN_FC_GET_STYPE(fc);
571 ssi_signal = (s32) nla_get_u32(sig);
573 os_memset(&event, 0, sizeof(event));
575 event.rx_mgmt.freq = nla_get_u32(freq);
576 rx_freq = drv->last_mgmt_freq = event.rx_mgmt.freq;
578 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 MAC2STR(mgmt->da), MAC2STR(mgmt->sa), MAC2STR(mgmt->bssid),
582 rx_freq, ssi_signal, fc,
583 le_to_host16(mgmt->seq_ctrl), stype, fc2str(fc),
585 event.rx_mgmt.frame = frame;
586 event.rx_mgmt.frame_len = len;
587 event.rx_mgmt.ssi_signal = ssi_signal;
588 event.rx_mgmt.drv_priv = bss;
589 wpa_supplicant_event(drv->ctx, EVENT_RX_MGMT, &event);
593 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)
597 union wpa_event_data event;
598 const struct ieee80211_hdr *hdr;
601 wpa_printf(MSG_DEBUG, "nl80211: Frame TX status event");
602 if (!is_ap_interface(drv->nlmode)) {
608 cookie_val = nla_get_u64(cookie);
609 wpa_printf(MSG_DEBUG, "nl80211: Action TX status:"
610 " cookie=0%llx%s (ack=%d)",
611 (long long unsigned int) cookie_val,
612 cookie_val == drv->send_action_cookie ?
613 " (match)" : " (unknown)", ack != NULL);
614 if (cookie_val != drv->send_action_cookie)
618 hdr = (const struct ieee80211_hdr *) frame;
619 fc = le_to_host16(hdr->frame_control);
621 os_memset(&event, 0, sizeof(event));
622 event.tx_status.type = WLAN_FC_GET_TYPE(fc);
623 event.tx_status.stype = WLAN_FC_GET_STYPE(fc);
624 event.tx_status.dst = hdr->addr1;
625 event.tx_status.data = frame;
626 event.tx_status.data_len = len;
627 event.tx_status.ack = ack != NULL;
628 wpa_supplicant_event(drv->ctx, EVENT_TX_STATUS, &event);
632 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)
636 const struct ieee80211_mgmt *mgmt;
637 union wpa_event_data event;
638 const u8 *bssid = NULL;
641 if (type == EVENT_DEAUTH)
642 wpa_printf(MSG_DEBUG, "nl80211: Deauthenticate event");
644 wpa_printf(MSG_DEBUG, "nl80211: Disassociate event");
646 mgmt = (const struct ieee80211_mgmt *) frame;
650 if ((drv->capa.flags & WPA_DRIVER_FLAGS_SME) &&
652 os_memcmp(bssid, drv->auth_bssid, ETH_ALEN) != 0 &&
653 os_memcmp(bssid, drv->auth_attempt_bssid, ETH_ALEN) != 0 &&
654 os_memcmp(bssid, drv->prev_bssid, ETH_ALEN) == 0) {
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.
663 if (!os_memcmp(mgmt->sa, drv->first_bss->addr,
665 wpa_printf(MSG_DEBUG,
666 "nl80211: Received a locally generated deauth event. Clear ignore_next_local_deauth flag");
667 drv->ignore_next_local_deauth = 0;
669 wpa_printf(MSG_DEBUG,
670 "nl80211: Ignore deauth/disassoc event from old AP " MACSTR " when already authenticating with " MACSTR,
672 MAC2STR(drv->auth_attempt_bssid));
677 if (!(drv->capa.flags & WPA_DRIVER_FLAGS_SME) &&
678 drv->connect_reassoc && drv->associated &&
679 os_memcmp(bssid, drv->prev_bssid, ETH_ALEN) == 0 &&
680 os_memcmp(bssid, drv->auth_attempt_bssid, ETH_ALEN) != 0) {
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.
686 wpa_printf(MSG_DEBUG,
687 "nl80211: Ignore deauth/disassoc event from old AP "
689 " when already connecting with " MACSTR,
691 MAC2STR(drv->auth_attempt_bssid));
695 if (drv->associated != 0 &&
696 os_memcmp(bssid, drv->bssid, ETH_ALEN) != 0 &&
697 os_memcmp(bssid, drv->auth_bssid, ETH_ALEN) != 0) {
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!
703 wpa_printf(MSG_DEBUG, "nl80211: Deauth received "
704 "from Unknown BSSID " MACSTR " -- ignoring",
710 nl80211_mark_disconnected(drv);
711 os_memset(&event, 0, sizeof(event));
713 /* Note: Same offset for Reason Code in both frame subtypes */
714 if (len >= 24 + sizeof(mgmt->u.deauth))
715 reason_code = le_to_host16(mgmt->u.deauth.reason_code);
717 if (type == EVENT_DISASSOC) {
718 event.disassoc_info.locally_generated =
719 !os_memcmp(mgmt->sa, drv->first_bss->addr, ETH_ALEN);
720 event.disassoc_info.addr = bssid;
721 event.disassoc_info.reason_code = reason_code;
722 if (frame + len > mgmt->u.disassoc.variable) {
723 event.disassoc_info.ie = mgmt->u.disassoc.variable;
724 event.disassoc_info.ie_len = frame + len -
725 mgmt->u.disassoc.variable;
728 event.deauth_info.locally_generated =
729 !os_memcmp(mgmt->sa, drv->first_bss->addr, ETH_ALEN);
730 if (drv->ignore_deauth_event) {
731 wpa_printf(MSG_DEBUG, "nl80211: Ignore deauth event due to previous forced deauth-during-auth");
732 drv->ignore_deauth_event = 0;
733 if (event.deauth_info.locally_generated)
734 drv->ignore_next_local_deauth = 0;
737 if (drv->ignore_next_local_deauth) {
738 drv->ignore_next_local_deauth = 0;
739 if (event.deauth_info.locally_generated) {
740 wpa_printf(MSG_DEBUG, "nl80211: Ignore deauth event triggered due to own deauth request");
743 wpa_printf(MSG_WARNING, "nl80211: Was expecting local deauth but got another disconnect event first");
745 event.deauth_info.addr = bssid;
746 event.deauth_info.reason_code = reason_code;
747 if (frame + len > mgmt->u.deauth.variable) {
748 event.deauth_info.ie = mgmt->u.deauth.variable;
749 event.deauth_info.ie_len = frame + len -
750 mgmt->u.deauth.variable;
754 wpa_supplicant_event(drv->ctx, type, &event);
758 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)
762 const struct ieee80211_mgmt *mgmt;
763 union wpa_event_data event;
766 if (type == EVENT_UNPROT_DEAUTH)
767 wpa_printf(MSG_DEBUG, "nl80211: Unprot Deauthenticate event");
769 wpa_printf(MSG_DEBUG, "nl80211: Unprot Disassociate event");
774 mgmt = (const struct ieee80211_mgmt *) frame;
776 os_memset(&event, 0, sizeof(event));
777 /* Note: Same offset for Reason Code in both frame subtypes */
778 if (len >= 24 + sizeof(mgmt->u.deauth))
779 reason_code = le_to_host16(mgmt->u.deauth.reason_code);
781 if (type == EVENT_UNPROT_DISASSOC) {
782 event.unprot_disassoc.sa = mgmt->sa;
783 event.unprot_disassoc.da = mgmt->da;
784 event.unprot_disassoc.reason_code = reason_code;
786 event.unprot_deauth.sa = mgmt->sa;
787 event.unprot_deauth.da = mgmt->da;
788 event.unprot_deauth.reason_code = reason_code;
791 wpa_supplicant_event(drv->ctx, type, &event);
795 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,
802 struct wpa_driver_nl80211_data *drv = bss->drv;
806 if (timed_out && addr) {
807 mlme_timeout_event(drv, cmd, addr);
812 wpa_printf(MSG_DEBUG,
813 "nl80211: MLME event %d (%s) without frame data",
814 cmd, nl80211_command_to_string(cmd));
818 data = nla_data(frame);
819 len = nla_len(frame);
820 if (len < 4 + 2 * ETH_ALEN) {
821 wpa_printf(MSG_MSGDUMP, "nl80211: MLME event %d (%s) on %s("
822 MACSTR ") - too short",
823 cmd, nl80211_command_to_string(cmd), bss->ifname,
827 wpa_printf(MSG_MSGDUMP, "nl80211: MLME event %d (%s) on %s(" MACSTR
828 ") A1=" MACSTR " A2=" MACSTR, cmd,
829 nl80211_command_to_string(cmd), bss->ifname,
830 MAC2STR(bss->addr), MAC2STR(data + 4),
831 MAC2STR(data + 4 + ETH_ALEN));
832 if (cmd != NL80211_CMD_FRAME_TX_STATUS && !(data[4] & 0x01) &&
833 os_memcmp(bss->addr, data + 4, ETH_ALEN) != 0 &&
834 os_memcmp(bss->addr, data + 4 + ETH_ALEN, ETH_ALEN) != 0) {
835 wpa_printf(MSG_MSGDUMP, "nl80211: %s: Ignore MLME frame event "
836 "for foreign address", bss->ifname);
839 wpa_hexdump(MSG_MSGDUMP, "nl80211: MLME event frame",
840 nla_data(frame), nla_len(frame));
843 case NL80211_CMD_AUTHENTICATE:
844 mlme_event_auth(drv, nla_data(frame), nla_len(frame));
846 case NL80211_CMD_ASSOCIATE:
847 mlme_event_assoc(drv, nla_data(frame), nla_len(frame), wmm);
849 case NL80211_CMD_DEAUTHENTICATE:
850 mlme_event_deauth_disassoc(drv, EVENT_DEAUTH,
851 nla_data(frame), nla_len(frame));
853 case NL80211_CMD_DISASSOCIATE:
854 mlme_event_deauth_disassoc(drv, EVENT_DISASSOC,
855 nla_data(frame), nla_len(frame));
857 case NL80211_CMD_FRAME:
858 mlme_event_mgmt(bss, freq, sig, nla_data(frame),
861 case NL80211_CMD_FRAME_TX_STATUS:
862 mlme_event_mgmt_tx_status(drv, cookie, nla_data(frame),
863 nla_len(frame), ack);
865 case NL80211_CMD_UNPROT_DEAUTHENTICATE:
866 mlme_event_unprot_disconnect(drv, EVENT_UNPROT_DEAUTH,
867 nla_data(frame), nla_len(frame));
869 case NL80211_CMD_UNPROT_DISASSOCIATE:
870 mlme_event_unprot_disconnect(drv, EVENT_UNPROT_DISASSOC,
871 nla_data(frame), nla_len(frame));
879 static void mlme_event_michael_mic_failure(struct i802_bss *bss,
882 union wpa_event_data data;
884 wpa_printf(MSG_DEBUG, "nl80211: MLME event Michael MIC failure");
885 os_memset(&data, 0, sizeof(data));
886 if (tb[NL80211_ATTR_MAC]) {
887 wpa_hexdump(MSG_DEBUG, "nl80211: Source MAC address",
888 nla_data(tb[NL80211_ATTR_MAC]),
889 nla_len(tb[NL80211_ATTR_MAC]));
890 data.michael_mic_failure.src = nla_data(tb[NL80211_ATTR_MAC]);
892 if (tb[NL80211_ATTR_KEY_SEQ]) {
893 wpa_hexdump(MSG_DEBUG, "nl80211: TSC",
894 nla_data(tb[NL80211_ATTR_KEY_SEQ]),
895 nla_len(tb[NL80211_ATTR_KEY_SEQ]));
897 if (tb[NL80211_ATTR_KEY_TYPE]) {
898 enum nl80211_key_type key_type =
899 nla_get_u32(tb[NL80211_ATTR_KEY_TYPE]);
900 wpa_printf(MSG_DEBUG, "nl80211: Key Type %d", key_type);
901 if (key_type == NL80211_KEYTYPE_PAIRWISE)
902 data.michael_mic_failure.unicast = 1;
904 data.michael_mic_failure.unicast = 1;
906 if (tb[NL80211_ATTR_KEY_IDX]) {
907 u8 key_id = nla_get_u8(tb[NL80211_ATTR_KEY_IDX]);
908 wpa_printf(MSG_DEBUG, "nl80211: Key Id %d", key_id);
911 wpa_supplicant_event(bss->ctx, EVENT_MICHAEL_MIC_FAILURE, &data);
915 static void mlme_event_join_ibss(struct wpa_driver_nl80211_data *drv,
919 union wpa_event_data event;
921 if (tb[NL80211_ATTR_MAC] == NULL) {
922 wpa_printf(MSG_DEBUG, "nl80211: No address in IBSS joined "
926 os_memcpy(drv->bssid, nla_data(tb[NL80211_ATTR_MAC]), ETH_ALEN);
929 wpa_printf(MSG_DEBUG, "nl80211: IBSS " MACSTR " joined",
930 MAC2STR(drv->bssid));
932 freq = nl80211_get_assoc_freq(drv);
934 wpa_printf(MSG_DEBUG, "nl80211: IBSS on frequency %u MHz",
936 drv->first_bss->freq = freq;
939 os_memset(&event, 0, sizeof(event));
940 event.assoc_info.freq = freq;
942 wpa_supplicant_event(drv->ctx, EVENT_ASSOC, &event);
946 static void mlme_event_remain_on_channel(struct wpa_driver_nl80211_data *drv,
947 int cancel_event, struct nlattr *tb[])
949 unsigned int freq, chan_type, duration;
950 union wpa_event_data data;
953 if (tb[NL80211_ATTR_WIPHY_FREQ])
954 freq = nla_get_u32(tb[NL80211_ATTR_WIPHY_FREQ]);
958 if (tb[NL80211_ATTR_WIPHY_CHANNEL_TYPE])
959 chan_type = nla_get_u32(tb[NL80211_ATTR_WIPHY_CHANNEL_TYPE]);
963 if (tb[NL80211_ATTR_DURATION])
964 duration = nla_get_u32(tb[NL80211_ATTR_DURATION]);
968 if (tb[NL80211_ATTR_COOKIE])
969 cookie = nla_get_u64(tb[NL80211_ATTR_COOKIE]);
973 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 cookie == drv->remain_on_chan_cookie ? "match" : "unknown");
979 if (cookie != drv->remain_on_chan_cookie)
980 return; /* not for us */
983 drv->pending_remain_on_chan = 0;
985 os_memset(&data, 0, sizeof(data));
986 data.remain_on_channel.freq = freq;
987 data.remain_on_channel.duration = duration;
988 wpa_supplicant_event(drv->ctx, cancel_event ?
989 EVENT_CANCEL_REMAIN_ON_CHANNEL :
990 EVENT_REMAIN_ON_CHANNEL, &data);
994 static void mlme_event_ft_event(struct wpa_driver_nl80211_data *drv,
997 union wpa_event_data data;
999 os_memset(&data, 0, sizeof(data));
1001 if (tb[NL80211_ATTR_IE]) {
1002 data.ft_ies.ies = nla_data(tb[NL80211_ATTR_IE]);
1003 data.ft_ies.ies_len = nla_len(tb[NL80211_ATTR_IE]);
1006 if (tb[NL80211_ATTR_IE_RIC]) {
1007 data.ft_ies.ric_ies = nla_data(tb[NL80211_ATTR_IE_RIC]);
1008 data.ft_ies.ric_ies_len = nla_len(tb[NL80211_ATTR_IE_RIC]);
1011 if (tb[NL80211_ATTR_MAC])
1012 os_memcpy(data.ft_ies.target_ap,
1013 nla_data(tb[NL80211_ATTR_MAC]), ETH_ALEN);
1015 wpa_printf(MSG_DEBUG, "nl80211: FT event target_ap " MACSTR,
1016 MAC2STR(data.ft_ies.target_ap));
1018 wpa_supplicant_event(drv->ctx, EVENT_FT_RESPONSE, &data);
1022 static void send_scan_event(struct wpa_driver_nl80211_data *drv, int aborted,
1023 struct nlattr *tb[], int external_scan)
1025 union wpa_event_data event;
1028 struct scan_info *info;
1029 #define MAX_REPORT_FREQS 50
1030 int freqs[MAX_REPORT_FREQS];
1033 if (!external_scan && drv->scan_for_auth) {
1034 drv->scan_for_auth = 0;
1035 wpa_printf(MSG_DEBUG, "nl80211: Scan results for missing "
1036 "cfg80211 BSS entry");
1037 wpa_driver_nl80211_authenticate_retry(drv);
1041 os_memset(&event, 0, sizeof(event));
1042 info = &event.scan_info;
1043 info->aborted = aborted;
1044 info->external_scan = external_scan;
1045 info->nl_scan_event = 1;
1047 if (tb[NL80211_ATTR_SCAN_SSIDS]) {
1048 nla_for_each_nested(nl, tb[NL80211_ATTR_SCAN_SSIDS], rem) {
1049 struct wpa_driver_scan_ssid *s =
1050 &info->ssids[info->num_ssids];
1051 s->ssid = nla_data(nl);
1052 s->ssid_len = nla_len(nl);
1053 wpa_printf(MSG_DEBUG, "nl80211: Scan probed for SSID '%s'",
1054 wpa_ssid_txt(s->ssid, s->ssid_len));
1056 if (info->num_ssids == WPAS_MAX_SCAN_SSIDS)
1060 if (tb[NL80211_ATTR_SCAN_FREQUENCIES]) {
1061 char msg[300], *pos, *end;
1065 end = pos + sizeof(msg);
1068 nla_for_each_nested(nl, tb[NL80211_ATTR_SCAN_FREQUENCIES], rem)
1070 freqs[num_freqs] = nla_get_u32(nl);
1071 res = os_snprintf(pos, end - pos, " %d",
1073 if (!os_snprintf_error(end - pos, res))
1076 if (num_freqs == MAX_REPORT_FREQS - 1)
1079 info->freqs = freqs;
1080 info->num_freqs = num_freqs;
1081 wpa_printf(MSG_DEBUG, "nl80211: Scan included frequencies:%s",
1084 wpa_supplicant_event(drv->ctx, EVENT_SCAN_RESULTS, &event);
1088 static void nl80211_cqm_event(struct wpa_driver_nl80211_data *drv,
1089 struct nlattr *tb[])
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 },
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;
1103 if (tb[NL80211_ATTR_CQM] == NULL ||
1104 nla_parse_nested(cqm, NL80211_ATTR_CQM_MAX, tb[NL80211_ATTR_CQM],
1106 wpa_printf(MSG_DEBUG, "nl80211: Ignore invalid CQM event");
1110 os_memset(&ed, 0, sizeof(ed));
1112 if (cqm[NL80211_ATTR_CQM_PKT_LOSS_EVENT]) {
1113 if (!tb[NL80211_ATTR_MAC])
1115 os_memcpy(ed.low_ack.addr, nla_data(tb[NL80211_ATTR_MAC]),
1117 wpa_supplicant_event(drv->ctx, EVENT_STATION_LOW_ACK, &ed);
1121 if (cqm[NL80211_ATTR_CQM_RSSI_THRESHOLD_EVENT] == NULL)
1123 event = nla_get_u32(cqm[NL80211_ATTR_CQM_RSSI_THRESHOLD_EVENT]);
1125 if (event == NL80211_CQM_RSSI_THRESHOLD_EVENT_HIGH) {
1126 wpa_printf(MSG_DEBUG, "nl80211: Connection quality monitor "
1127 "event: RSSI high");
1128 ed.signal_change.above_threshold = 1;
1129 } else if (event == NL80211_CQM_RSSI_THRESHOLD_EVENT_LOW) {
1130 wpa_printf(MSG_DEBUG, "nl80211: Connection quality monitor "
1132 ed.signal_change.above_threshold = 0;
1136 res = nl80211_get_link_signal(drv, &sig);
1138 ed.signal_change.current_signal = sig.current_signal;
1139 ed.signal_change.current_txrate = sig.current_txrate;
1140 wpa_printf(MSG_DEBUG, "nl80211: Signal: %d dBm txrate: %d",
1141 sig.current_signal, sig.current_txrate);
1144 res = nl80211_get_link_noise(drv, &sig);
1146 ed.signal_change.current_noise = sig.current_noise;
1147 wpa_printf(MSG_DEBUG, "nl80211: Noise: %d dBm",
1151 wpa_supplicant_event(drv->ctx, EVENT_SIGNAL_CHANGE, &ed);
1155 static void nl80211_new_peer_candidate(struct wpa_driver_nl80211_data *drv,
1159 union wpa_event_data data;
1161 if (drv->nlmode != NL80211_IFTYPE_MESH_POINT ||
1162 !tb[NL80211_ATTR_MAC] || !tb[NL80211_ATTR_IE])
1165 addr = nla_data(tb[NL80211_ATTR_MAC]);
1166 wpa_printf(MSG_DEBUG, "nl80211: New peer candidate " MACSTR,
1169 os_memset(&data, 0, sizeof(data));
1170 data.mesh_peer.peer = addr;
1171 data.mesh_peer.ies = nla_data(tb[NL80211_ATTR_IE]);
1172 data.mesh_peer.ie_len = nla_len(tb[NL80211_ATTR_IE]);
1173 wpa_supplicant_event(drv->ctx, EVENT_NEW_PEER_CANDIDATE, &data);
1177 static void nl80211_new_station_event(struct wpa_driver_nl80211_data *drv,
1178 struct i802_bss *bss,
1182 union wpa_event_data data;
1184 if (tb[NL80211_ATTR_MAC] == NULL)
1186 addr = nla_data(tb[NL80211_ATTR_MAC]);
1187 wpa_printf(MSG_DEBUG, "nl80211: New station " MACSTR, MAC2STR(addr));
1189 if (is_ap_interface(drv->nlmode) && drv->device_ap_sme) {
1192 if (tb[NL80211_ATTR_IE]) {
1193 ies = nla_data(tb[NL80211_ATTR_IE]);
1194 ies_len = nla_len(tb[NL80211_ATTR_IE]);
1196 wpa_hexdump(MSG_DEBUG, "nl80211: Assoc Req IEs", ies, ies_len);
1197 drv_event_assoc(bss->ctx, addr, ies, ies_len, 0);
1201 if (drv->nlmode != NL80211_IFTYPE_ADHOC)
1204 os_memset(&data, 0, sizeof(data));
1205 os_memcpy(data.ibss_rsn_start.peer, addr, ETH_ALEN);
1206 wpa_supplicant_event(bss->ctx, EVENT_IBSS_RSN_START, &data);
1210 static void nl80211_del_station_event(struct wpa_driver_nl80211_data *drv,
1211 struct i802_bss *bss,
1215 union wpa_event_data data;
1217 if (tb[NL80211_ATTR_MAC] == NULL)
1219 addr = nla_data(tb[NL80211_ATTR_MAC]);
1220 wpa_printf(MSG_DEBUG, "nl80211: Delete station " MACSTR,
1223 if (is_ap_interface(drv->nlmode) && drv->device_ap_sme) {
1224 drv_event_disassoc(bss->ctx, addr);
1228 if (drv->nlmode != NL80211_IFTYPE_ADHOC)
1231 os_memset(&data, 0, sizeof(data));
1232 os_memcpy(data.ibss_peer_lost.peer, addr, ETH_ALEN);
1233 wpa_supplicant_event(bss->ctx, EVENT_IBSS_PEER_LOST, &data);
1237 static void nl80211_rekey_offload_event(struct wpa_driver_nl80211_data *drv,
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,
1246 [NL80211_REKEY_DATA_KCK] = {
1247 .minlen = NL80211_KCK_LEN,
1248 .maxlen = NL80211_KCK_LEN,
1250 [NL80211_REKEY_DATA_REPLAY_CTR] = {
1251 .minlen = NL80211_REPLAY_CTR_LEN,
1252 .maxlen = NL80211_REPLAY_CTR_LEN,
1255 union wpa_event_data data;
1257 if (!tb[NL80211_ATTR_MAC] ||
1258 !tb[NL80211_ATTR_REKEY_DATA] ||
1259 nla_parse_nested(rekey_info, MAX_NL80211_REKEY_DATA,
1260 tb[NL80211_ATTR_REKEY_DATA], rekey_policy) ||
1261 !rekey_info[NL80211_REKEY_DATA_REPLAY_CTR])
1264 os_memset(&data, 0, sizeof(data));
1265 data.driver_gtk_rekey.bssid = nla_data(tb[NL80211_ATTR_MAC]);
1266 wpa_printf(MSG_DEBUG, "nl80211: Rekey offload event for BSSID " MACSTR,
1267 MAC2STR(data.driver_gtk_rekey.bssid));
1268 data.driver_gtk_rekey.replay_ctr =
1269 nla_data(rekey_info[NL80211_REKEY_DATA_REPLAY_CTR]);
1270 wpa_hexdump(MSG_DEBUG, "nl80211: Rekey offload - Replay Counter",
1271 data.driver_gtk_rekey.replay_ctr, NL80211_REPLAY_CTR_LEN);
1272 wpa_supplicant_event(drv->ctx, EVENT_DRIVER_GTK_REKEY, &data);
1276 static void nl80211_pmksa_candidate_event(struct wpa_driver_nl80211_data *drv,
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] = {
1286 [NL80211_PMKSA_CANDIDATE_PREAUTH] = { .type = NLA_FLAG },
1288 union wpa_event_data data;
1290 wpa_printf(MSG_DEBUG, "nl80211: PMKSA candidate event");
1292 if (!tb[NL80211_ATTR_PMKSA_CANDIDATE] ||
1293 nla_parse_nested(cand, MAX_NL80211_PMKSA_CANDIDATE,
1294 tb[NL80211_ATTR_PMKSA_CANDIDATE], cand_policy) ||
1295 !cand[NL80211_PMKSA_CANDIDATE_INDEX] ||
1296 !cand[NL80211_PMKSA_CANDIDATE_BSSID])
1299 os_memset(&data, 0, sizeof(data));
1300 os_memcpy(data.pmkid_candidate.bssid,
1301 nla_data(cand[NL80211_PMKSA_CANDIDATE_BSSID]), ETH_ALEN);
1302 data.pmkid_candidate.index =
1303 nla_get_u32(cand[NL80211_PMKSA_CANDIDATE_INDEX]);
1304 data.pmkid_candidate.preauth =
1305 cand[NL80211_PMKSA_CANDIDATE_PREAUTH] != NULL;
1306 wpa_supplicant_event(drv->ctx, EVENT_PMKID_CANDIDATE, &data);
1310 static void nl80211_client_probe_event(struct wpa_driver_nl80211_data *drv,
1313 union wpa_event_data data;
1315 wpa_printf(MSG_DEBUG, "nl80211: Probe client event");
1317 if (!tb[NL80211_ATTR_MAC] || !tb[NL80211_ATTR_ACK])
1320 os_memset(&data, 0, sizeof(data));
1321 os_memcpy(data.client_poll.addr,
1322 nla_data(tb[NL80211_ATTR_MAC]), ETH_ALEN);
1324 wpa_supplicant_event(drv->ctx, EVENT_DRIVER_CLIENT_POLL_OK, &data);
1328 static void nl80211_tdls_oper_event(struct wpa_driver_nl80211_data *drv,
1331 union wpa_event_data data;
1333 wpa_printf(MSG_DEBUG, "nl80211: TDLS operation event");
1335 if (!tb[NL80211_ATTR_MAC] || !tb[NL80211_ATTR_TDLS_OPERATION])
1338 os_memset(&data, 0, sizeof(data));
1339 os_memcpy(data.tdls.peer, nla_data(tb[NL80211_ATTR_MAC]), ETH_ALEN);
1340 switch (nla_get_u8(tb[NL80211_ATTR_TDLS_OPERATION])) {
1341 case NL80211_TDLS_SETUP:
1342 wpa_printf(MSG_DEBUG, "nl80211: TDLS setup request for peer "
1343 MACSTR, MAC2STR(data.tdls.peer));
1344 data.tdls.oper = TDLS_REQUEST_SETUP;
1346 case NL80211_TDLS_TEARDOWN:
1347 wpa_printf(MSG_DEBUG, "nl80211: TDLS teardown request for peer "
1348 MACSTR, MAC2STR(data.tdls.peer));
1349 data.tdls.oper = TDLS_REQUEST_TEARDOWN;
1351 case NL80211_TDLS_DISCOVERY_REQ:
1352 wpa_printf(MSG_DEBUG,
1353 "nl80211: TDLS discovery request for peer " MACSTR,
1354 MAC2STR(data.tdls.peer));
1355 data.tdls.oper = TDLS_REQUEST_DISCOVER;
1358 wpa_printf(MSG_DEBUG, "nl80211: Unsupported TDLS operatione "
1362 if (tb[NL80211_ATTR_REASON_CODE]) {
1363 data.tdls.reason_code =
1364 nla_get_u16(tb[NL80211_ATTR_REASON_CODE]);
1367 wpa_supplicant_event(drv->ctx, EVENT_TDLS, &data);
1371 static void nl80211_stop_ap(struct wpa_driver_nl80211_data *drv,
1374 wpa_supplicant_event(drv->ctx, EVENT_INTERFACE_UNAVAILABLE, NULL);
1378 static void nl80211_connect_failed_event(struct wpa_driver_nl80211_data *drv,
1381 union wpa_event_data data;
1384 wpa_printf(MSG_DEBUG, "nl80211: Connect failed event");
1386 if (!tb[NL80211_ATTR_MAC] || !tb[NL80211_ATTR_CONN_FAILED_REASON])
1389 os_memset(&data, 0, sizeof(data));
1390 os_memcpy(data.connect_failed_reason.addr,
1391 nla_data(tb[NL80211_ATTR_MAC]), ETH_ALEN);
1393 reason = nla_get_u32(tb[NL80211_ATTR_CONN_FAILED_REASON]);
1395 case NL80211_CONN_FAIL_MAX_CLIENTS:
1396 wpa_printf(MSG_DEBUG, "nl80211: Max client reached");
1397 data.connect_failed_reason.code = MAX_CLIENT_REACHED;
1399 case NL80211_CONN_FAIL_BLOCKED_CLIENT:
1400 wpa_printf(MSG_DEBUG, "nl80211: Blocked client " MACSTR
1401 " tried to connect",
1402 MAC2STR(data.connect_failed_reason.addr));
1403 data.connect_failed_reason.code = BLOCKED_CLIENT;
1406 wpa_printf(MSG_DEBUG, "nl8021l: Unknown connect failed reason "
1411 wpa_supplicant_event(drv->ctx, EVENT_CONNECT_FAILED_REASON, &data);
1415 static void nl80211_radar_event(struct wpa_driver_nl80211_data *drv,
1418 union wpa_event_data data;
1419 enum nl80211_radar_event event_type;
1421 if (!tb[NL80211_ATTR_WIPHY_FREQ] || !tb[NL80211_ATTR_RADAR_EVENT])
1424 os_memset(&data, 0, sizeof(data));
1425 data.dfs_event.freq = nla_get_u32(tb[NL80211_ATTR_WIPHY_FREQ]);
1426 event_type = nla_get_u32(tb[NL80211_ATTR_RADAR_EVENT]);
1428 /* Check HT params */
1429 if (tb[NL80211_ATTR_WIPHY_CHANNEL_TYPE]) {
1430 data.dfs_event.ht_enabled = 1;
1431 data.dfs_event.chan_offset = 0;
1433 switch (nla_get_u32(tb[NL80211_ATTR_WIPHY_CHANNEL_TYPE])) {
1434 case NL80211_CHAN_NO_HT:
1435 data.dfs_event.ht_enabled = 0;
1437 case NL80211_CHAN_HT20:
1439 case NL80211_CHAN_HT40PLUS:
1440 data.dfs_event.chan_offset = 1;
1442 case NL80211_CHAN_HT40MINUS:
1443 data.dfs_event.chan_offset = -1;
1448 /* Get VHT params */
1449 if (tb[NL80211_ATTR_CHANNEL_WIDTH])
1450 data.dfs_event.chan_width =
1451 convert2width(nla_get_u32(
1452 tb[NL80211_ATTR_CHANNEL_WIDTH]));
1453 if (tb[NL80211_ATTR_CENTER_FREQ1])
1454 data.dfs_event.cf1 = nla_get_u32(tb[NL80211_ATTR_CENTER_FREQ1]);
1455 if (tb[NL80211_ATTR_CENTER_FREQ2])
1456 data.dfs_event.cf2 = nla_get_u32(tb[NL80211_ATTR_CENTER_FREQ2]);
1458 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 data.dfs_event.chan_offset, data.dfs_event.chan_width,
1461 data.dfs_event.cf1, data.dfs_event.cf2);
1463 switch (event_type) {
1464 case NL80211_RADAR_DETECTED:
1465 wpa_supplicant_event(drv->ctx, EVENT_DFS_RADAR_DETECTED, &data);
1467 case NL80211_RADAR_CAC_FINISHED:
1468 wpa_supplicant_event(drv->ctx, EVENT_DFS_CAC_FINISHED, &data);
1470 case NL80211_RADAR_CAC_ABORTED:
1471 wpa_supplicant_event(drv->ctx, EVENT_DFS_CAC_ABORTED, &data);
1473 case NL80211_RADAR_NOP_FINISHED:
1474 wpa_supplicant_event(drv->ctx, EVENT_DFS_NOP_FINISHED, &data);
1477 wpa_printf(MSG_DEBUG, "nl80211: Unknown radar event %d "
1478 "received", event_type);
1484 static void nl80211_spurious_frame(struct i802_bss *bss, struct nlattr **tb,
1487 struct wpa_driver_nl80211_data *drv = bss->drv;
1488 union wpa_event_data event;
1490 if (!tb[NL80211_ATTR_MAC])
1493 os_memset(&event, 0, sizeof(event));
1494 event.rx_from_unknown.bssid = bss->addr;
1495 event.rx_from_unknown.addr = nla_data(tb[NL80211_ATTR_MAC]);
1496 event.rx_from_unknown.wds = wds;
1498 wpa_supplicant_event(drv->ctx, EVENT_RX_FROM_UNKNOWN, &event);
1502 #ifdef CONFIG_DRIVER_NL80211_QCA
1504 static void qca_nl80211_avoid_freq(struct wpa_driver_nl80211_data *drv,
1505 const u8 *data, size_t len)
1508 union wpa_event_data event;
1509 struct wpa_freq_range *range = NULL;
1510 const struct qca_avoid_freq_list *freq_range;
1512 freq_range = (const struct qca_avoid_freq_list *) data;
1513 if (len < sizeof(freq_range->count))
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);
1525 range = os_calloc(count, sizeof(struct wpa_freq_range));
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");
1541 event.freq_range.num++;
1543 event.freq_range.range = range;
1545 wpa_supplicant_event(drv->ctx, EVENT_AVOID_FREQUENCIES, &event);
1551 static enum hostapd_hw_mode get_qca_hw_mode(u8 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;
1565 return NUM_HOSTAPD_MODES;
1570 static void qca_nl80211_acs_select_ch(struct wpa_driver_nl80211_data *drv,
1571 const u8 *data, size_t len)
1573 struct nlattr *tb[QCA_WLAN_VENDOR_ATTR_ACS_MAX + 1];
1574 union wpa_event_data event;
1576 wpa_printf(MSG_DEBUG,
1577 "nl80211: ACS channel selection vendor event received");
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])
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]);
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",
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);
1622 /* Ignore ACS channel list check for backwards compatibility */
1624 wpa_supplicant_event(drv->ctx, EVENT_ACS_CHANNEL_SELECTED, &event);
1628 static void qca_nl80211_key_mgmt_auth(struct wpa_driver_nl80211_data *drv,
1629 const u8 *data, size_t len)
1631 struct nlattr *tb[QCA_WLAN_VENDOR_ATTR_ROAM_AUTH_MAX + 1];
1634 wpa_printf(MSG_DEBUG,
1635 "nl80211: Key management roam+auth vendor event received");
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])
1646 bssid = nla_data(tb[QCA_WLAN_VENDOR_ATTR_ROAM_AUTH_BSSID]);
1647 wpa_printf(MSG_DEBUG, " * roam BSSID " MACSTR, MAC2STR(bssid));
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],
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]);
1662 static void qca_nl80211_dfs_offload_radar_event(
1663 struct wpa_driver_nl80211_data *drv, u32 subcmd, u8 *msg, int length)
1665 union wpa_event_data data;
1666 struct nlattr *tb[NL80211_ATTR_MAX + 1];
1668 wpa_printf(MSG_DEBUG,
1669 "nl80211: DFS offload radar vendor event received");
1671 if (nla_parse(tb, NL80211_ATTR_MAX,
1672 (struct nlattr *) msg, length, NULL))
1675 if (!tb[NL80211_ATTR_WIPHY_FREQ]) {
1676 wpa_printf(MSG_INFO,
1677 "nl80211: Error parsing WIPHY_FREQ in FS offload radar vendor event");
1681 os_memset(&data, 0, sizeof(data));
1682 data.dfs_event.freq = nla_get_u32(tb[NL80211_ATTR_WIPHY_FREQ]);
1684 wpa_printf(MSG_DEBUG, "nl80211: DFS event on freq %d MHz",
1685 data.dfs_event.freq);
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;
1692 switch (nla_get_u32(tb[NL80211_ATTR_WIPHY_CHANNEL_TYPE])) {
1693 case NL80211_CHAN_NO_HT:
1694 data.dfs_event.ht_enabled = 0;
1696 case NL80211_CHAN_HT20:
1698 case NL80211_CHAN_HT40PLUS:
1699 data.dfs_event.chan_offset = 1;
1701 case NL80211_CHAN_HT40MINUS:
1702 data.dfs_event.chan_offset = -1;
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]);
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);
1724 case QCA_NL80211_VENDOR_SUBCMD_DFS_OFFLOAD_RADAR_DETECTED:
1725 wpa_supplicant_event(drv->ctx, EVENT_DFS_RADAR_DETECTED, &data);
1727 case QCA_NL80211_VENDOR_SUBCMD_DFS_OFFLOAD_CAC_STARTED:
1728 wpa_supplicant_event(drv->ctx, EVENT_DFS_CAC_STARTED, &data);
1730 case QCA_NL80211_VENDOR_SUBCMD_DFS_OFFLOAD_CAC_FINISHED:
1731 wpa_supplicant_event(drv->ctx, EVENT_DFS_CAC_FINISHED, &data);
1733 case QCA_NL80211_VENDOR_SUBCMD_DFS_OFFLOAD_CAC_ABORTED:
1734 wpa_supplicant_event(drv->ctx, EVENT_DFS_CAC_ABORTED, &data);
1736 case QCA_NL80211_VENDOR_SUBCMD_DFS_OFFLOAD_CAC_NOP_FINISHED:
1737 wpa_supplicant_event(drv->ctx, EVENT_DFS_NOP_FINISHED, &data);
1740 wpa_printf(MSG_DEBUG,
1741 "nl80211: Unknown DFS offload radar event %d received",
1748 static void qca_nl80211_scan_trigger_event(struct wpa_driver_nl80211_data *drv,
1749 u8 *data, size_t len)
1751 struct nlattr *tb[QCA_WLAN_VENDOR_ATTR_SCAN_MAX + 1];
1753 union wpa_event_data event;
1754 struct scan_info *info;
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])
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 */
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;
1773 drv->scan_state = SCAN_STARTED;
1774 wpa_supplicant_event(drv->ctx, EVENT_SCAN_STARTED, &event);
1778 static void send_vendor_scan_event(struct wpa_driver_nl80211_data *drv,
1779 int aborted, struct nlattr *tb[],
1782 union wpa_event_data event;
1785 struct scan_info *info;
1786 int freqs[MAX_REPORT_FREQS];
1789 os_memset(&event, 0, sizeof(event));
1790 info = &event.scan_info;
1791 info->aborted = aborted;
1792 info->external_scan = external_scan;
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));
1805 if (info->num_ssids == WPAS_MAX_SCAN_SSIDS)
1810 if (tb[QCA_WLAN_VENDOR_ATTR_SCAN_FREQUENCIES]) {
1811 char msg[300], *pos, *end;
1815 end = pos + sizeof(msg);
1818 nla_for_each_nested(nl,
1819 tb[QCA_WLAN_VENDOR_ATTR_SCAN_FREQUENCIES],
1821 freqs[num_freqs] = nla_get_u32(nl);
1822 res = os_snprintf(pos, end - pos, " %d",
1824 if (!os_snprintf_error(end - pos, res))
1827 if (num_freqs == MAX_REPORT_FREQS - 1)
1831 info->freqs = freqs;
1832 info->num_freqs = num_freqs;
1833 wpa_printf(MSG_DEBUG, "nl80211: Scan included frequencies:%s",
1836 wpa_supplicant_event(drv->ctx, EVENT_SCAN_RESULTS, &event);
1840 static void qca_nl80211_scan_done_event(struct wpa_driver_nl80211_data *drv,
1841 u8 *data, size_t len)
1843 struct nlattr *tb[QCA_WLAN_VENDOR_ATTR_SCAN_MAX + 1];
1845 enum scan_status status;
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])
1854 status = nla_get_u8(tb[QCA_WLAN_VENDOR_ATTR_SCAN_STATUS]);
1855 if (status >= VENDOR_SCAN_STATUS_MAX)
1856 return; /* invalid status */
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 */
1864 if (status == VENDOR_SCAN_STATUS_NEW_RESULTS)
1865 drv->scan_state = SCAN_COMPLETED;
1867 drv->scan_state = SCAN_ABORTED;
1869 eloop_cancel_timeout(wpa_driver_nl80211_scan_timeout, drv,
1871 drv->vendor_scan_cookie = 0;
1872 drv->last_scan_cmd = 0;
1875 send_vendor_scan_event(drv, (status == VENDOR_SCAN_STATUS_ABORTED), tb,
1880 static void qca_nl80211_p2p_lo_stop_event(struct wpa_driver_nl80211_data *drv,
1881 u8 *data, size_t len)
1883 struct nlattr *tb[QCA_WLAN_VENDOR_ATTR_P2P_LISTEN_OFFLOAD_MAX + 1];
1884 union wpa_event_data event;
1886 wpa_printf(MSG_DEBUG,
1887 "nl80211: P2P listen offload stop vendor event received");
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])
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]);
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);
1904 #endif /* CONFIG_DRIVER_NL80211_QCA */
1907 static void nl80211_vendor_event_qca(struct wpa_driver_nl80211_data *drv,
1908 u32 subcmd, u8 *data, size_t len)
1911 case QCA_NL80211_VENDOR_SUBCMD_TEST:
1912 wpa_hexdump(MSG_DEBUG, "nl80211: QCA test event", data, len);
1914 #ifdef CONFIG_DRIVER_NL80211_QCA
1915 case QCA_NL80211_VENDOR_SUBCMD_AVOID_FREQUENCY:
1916 qca_nl80211_avoid_freq(drv, data, len);
1918 case QCA_NL80211_VENDOR_SUBCMD_KEY_MGMT_ROAM_AUTH:
1919 qca_nl80211_key_mgmt_auth(drv, data, len);
1921 case QCA_NL80211_VENDOR_SUBCMD_DO_ACS:
1922 qca_nl80211_acs_select_ch(drv, data, len);
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);
1931 case QCA_NL80211_VENDOR_SUBCMD_TRIGGER_SCAN:
1932 qca_nl80211_scan_trigger_event(drv, data, len);
1934 case QCA_NL80211_VENDOR_SUBCMD_SCAN_DONE:
1935 qca_nl80211_scan_done_event(drv, data, len);
1937 case QCA_NL80211_VENDOR_SUBCMD_P2P_LISTEN_OFFLOAD_STOP:
1938 qca_nl80211_p2p_lo_stop_event(drv, data, len);
1940 #endif /* CONFIG_DRIVER_NL80211_QCA */
1942 wpa_printf(MSG_DEBUG,
1943 "nl80211: Ignore unsupported QCA vendor event %u",
1950 static void nl80211_vendor_event(struct wpa_driver_nl80211_data *drv,
1953 u32 vendor_id, subcmd, wiphy = 0;
1958 if (!tb[NL80211_ATTR_VENDOR_ID] ||
1959 !tb[NL80211_ATTR_VENDOR_SUBCMD])
1962 vendor_id = nla_get_u32(tb[NL80211_ATTR_VENDOR_ID]);
1963 subcmd = nla_get_u32(tb[NL80211_ATTR_VENDOR_SUBCMD]);
1965 if (tb[NL80211_ATTR_WIPHY])
1966 wiphy = nla_get_u32(tb[NL80211_ATTR_WIPHY]);
1968 wpa_printf(MSG_DEBUG, "nl80211: Vendor event: wiphy=%u vendor_id=0x%x subcmd=%u",
1969 wiphy, vendor_id, subcmd);
1971 if (tb[NL80211_ATTR_VENDOR_DATA]) {
1972 data = nla_data(tb[NL80211_ATTR_VENDOR_DATA]);
1973 len = nla_len(tb[NL80211_ATTR_VENDOR_DATA]);
1974 wpa_hexdump(MSG_MSGDUMP, "nl80211: Vendor data", data, len);
1977 wiphy_idx = nl80211_get_wiphy_index(drv->first_bss);
1978 if (wiphy_idx >= 0 && wiphy_idx != (int) wiphy) {
1979 wpa_printf(MSG_DEBUG, "nl80211: Ignore vendor event for foreign wiphy %u (own: %d)",
1984 switch (vendor_id) {
1986 nl80211_vendor_event_qca(drv, subcmd, data, len);
1989 wpa_printf(MSG_DEBUG, "nl80211: Ignore unsupported vendor event");
1995 static void nl80211_reg_change_event(struct wpa_driver_nl80211_data *drv,
1996 struct nlattr *tb[])
1998 union wpa_event_data data;
1999 enum nl80211_reg_initiator init;
2001 wpa_printf(MSG_DEBUG, "nl80211: Regulatory domain change");
2003 if (tb[NL80211_ATTR_REG_INITIATOR] == NULL)
2006 os_memset(&data, 0, sizeof(data));
2007 init = nla_get_u8(tb[NL80211_ATTR_REG_INITIATOR]);
2008 wpa_printf(MSG_DEBUG, " * initiator=%d", init);
2010 case NL80211_REGDOM_SET_BY_CORE:
2011 data.channel_list_changed.initiator = REGDOM_SET_BY_CORE;
2013 case NL80211_REGDOM_SET_BY_USER:
2014 data.channel_list_changed.initiator = REGDOM_SET_BY_USER;
2016 case NL80211_REGDOM_SET_BY_DRIVER:
2017 data.channel_list_changed.initiator = REGDOM_SET_BY_DRIVER;
2019 case NL80211_REGDOM_SET_BY_COUNTRY_IE:
2020 data.channel_list_changed.initiator = REGDOM_SET_BY_COUNTRY_IE;
2024 if (tb[NL80211_ATTR_REG_TYPE]) {
2025 enum nl80211_reg_type type;
2026 type = nla_get_u8(tb[NL80211_ATTR_REG_TYPE]);
2027 wpa_printf(MSG_DEBUG, " * type=%d", type);
2029 case NL80211_REGDOM_TYPE_COUNTRY:
2030 data.channel_list_changed.type = REGDOM_TYPE_COUNTRY;
2032 case NL80211_REGDOM_TYPE_WORLD:
2033 data.channel_list_changed.type = REGDOM_TYPE_WORLD;
2035 case NL80211_REGDOM_TYPE_CUSTOM_WORLD:
2036 data.channel_list_changed.type =
2037 REGDOM_TYPE_CUSTOM_WORLD;
2039 case NL80211_REGDOM_TYPE_INTERSECTION:
2040 data.channel_list_changed.type =
2041 REGDOM_TYPE_INTERSECTION;
2046 if (tb[NL80211_ATTR_REG_ALPHA2]) {
2047 os_strlcpy(data.channel_list_changed.alpha2,
2048 nla_get_string(tb[NL80211_ATTR_REG_ALPHA2]),
2049 sizeof(data.channel_list_changed.alpha2));
2050 wpa_printf(MSG_DEBUG, " * alpha2=%s",
2051 data.channel_list_changed.alpha2);
2054 wpa_supplicant_event(drv->ctx, EVENT_CHANNEL_LIST_CHANGED, &data);
2058 static void do_process_drv_event(struct i802_bss *bss, int cmd,
2061 struct wpa_driver_nl80211_data *drv = bss->drv;
2062 union wpa_event_data data;
2063 int external_scan_event = 0;
2065 wpa_printf(MSG_DEBUG, "nl80211: Drv Event %d (%s) received for %s",
2066 cmd, nl80211_command_to_string(cmd), bss->ifname);
2068 if (cmd == NL80211_CMD_ROAM &&
2069 (drv->capa.flags & WPA_DRIVER_FLAGS_KEY_MGMT_OFFLOAD)) {
2071 * Device will use roam+auth vendor event to indicate
2072 * roaming, so ignore the regular roam event.
2074 wpa_printf(MSG_DEBUG,
2075 "nl80211: Ignore roam event (cmd=%d), device will use vendor event roam+auth",
2080 if (drv->ap_scan_as_station != NL80211_IFTYPE_UNSPECIFIED &&
2081 (cmd == NL80211_CMD_NEW_SCAN_RESULTS ||
2082 cmd == NL80211_CMD_SCAN_ABORTED)) {
2083 wpa_driver_nl80211_set_mode(drv->first_bss,
2084 drv->ap_scan_as_station);
2085 drv->ap_scan_as_station = NL80211_IFTYPE_UNSPECIFIED;
2089 case NL80211_CMD_TRIGGER_SCAN:
2090 wpa_dbg(drv->ctx, MSG_DEBUG, "nl80211: Scan trigger");
2091 drv->scan_state = SCAN_STARTED;
2092 if (drv->scan_for_auth) {
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
2099 wpa_printf(MSG_DEBUG, "nl80211: Do not indicate scan-start event due to internal scan_for_auth");
2102 wpa_supplicant_event(drv->ctx, EVENT_SCAN_STARTED, NULL);
2104 case NL80211_CMD_START_SCHED_SCAN:
2105 wpa_dbg(drv->ctx, MSG_DEBUG, "nl80211: Sched scan started");
2106 drv->scan_state = SCHED_SCAN_STARTED;
2108 case NL80211_CMD_SCHED_SCAN_STOPPED:
2109 wpa_dbg(drv->ctx, MSG_DEBUG, "nl80211: Sched scan stopped");
2110 drv->scan_state = SCHED_SCAN_STOPPED;
2111 wpa_supplicant_event(drv->ctx, EVENT_SCHED_SCAN_STOPPED, NULL);
2113 case NL80211_CMD_NEW_SCAN_RESULTS:
2114 wpa_dbg(drv->ctx, MSG_DEBUG,
2115 "nl80211: New scan results available");
2116 drv->scan_complete_events = 1;
2117 if (drv->last_scan_cmd == NL80211_CMD_TRIGGER_SCAN) {
2118 drv->scan_state = SCAN_COMPLETED;
2119 eloop_cancel_timeout(wpa_driver_nl80211_scan_timeout,
2121 drv->last_scan_cmd = 0;
2123 external_scan_event = 1;
2125 send_scan_event(drv, 0, tb, external_scan_event);
2127 case NL80211_CMD_SCHED_SCAN_RESULTS:
2128 wpa_dbg(drv->ctx, MSG_DEBUG,
2129 "nl80211: New sched scan results available");
2130 drv->scan_state = SCHED_SCAN_RESULTS;
2131 send_scan_event(drv, 0, tb, 0);
2133 case NL80211_CMD_SCAN_ABORTED:
2134 wpa_dbg(drv->ctx, MSG_DEBUG, "nl80211: Scan aborted");
2135 if (drv->last_scan_cmd == NL80211_CMD_TRIGGER_SCAN) {
2136 drv->scan_state = SCAN_ABORTED;
2138 * Need to indicate that scan results are available in
2139 * order not to make wpa_supplicant stop its scanning.
2141 eloop_cancel_timeout(wpa_driver_nl80211_scan_timeout,
2143 drv->last_scan_cmd = 0;
2145 external_scan_event = 1;
2147 send_scan_event(drv, 1, tb, external_scan_event);
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 mlme_event(bss, cmd, tb[NL80211_ATTR_FRAME],
2157 tb[NL80211_ATTR_MAC], tb[NL80211_ATTR_TIMED_OUT],
2158 tb[NL80211_ATTR_WIPHY_FREQ], tb[NL80211_ATTR_ACK],
2159 tb[NL80211_ATTR_COOKIE],
2160 tb[NL80211_ATTR_RX_SIGNAL_DBM],
2161 tb[NL80211_ATTR_STA_WME]);
2163 case NL80211_CMD_CONNECT:
2164 case NL80211_CMD_ROAM:
2165 mlme_event_connect(drv, cmd,
2166 tb[NL80211_ATTR_STATUS_CODE],
2167 tb[NL80211_ATTR_MAC],
2168 tb[NL80211_ATTR_REQ_IE],
2169 tb[NL80211_ATTR_RESP_IE],
2170 tb[NL80211_ATTR_TIMED_OUT],
2171 NULL, NULL, NULL, NULL, NULL);
2173 case NL80211_CMD_CH_SWITCH_NOTIFY:
2174 mlme_event_ch_switch(drv,
2175 tb[NL80211_ATTR_IFINDEX],
2176 tb[NL80211_ATTR_WIPHY_FREQ],
2177 tb[NL80211_ATTR_WIPHY_CHANNEL_TYPE],
2178 tb[NL80211_ATTR_CHANNEL_WIDTH],
2179 tb[NL80211_ATTR_CENTER_FREQ1],
2180 tb[NL80211_ATTR_CENTER_FREQ2]);
2182 case NL80211_CMD_DISCONNECT:
2183 mlme_event_disconnect(drv, tb[NL80211_ATTR_REASON_CODE],
2184 tb[NL80211_ATTR_MAC],
2185 tb[NL80211_ATTR_DISCONNECTED_BY_AP]);
2187 case NL80211_CMD_MICHAEL_MIC_FAILURE:
2188 mlme_event_michael_mic_failure(bss, tb);
2190 case NL80211_CMD_JOIN_IBSS:
2191 mlme_event_join_ibss(drv, tb);
2193 case NL80211_CMD_REMAIN_ON_CHANNEL:
2194 mlme_event_remain_on_channel(drv, 0, tb);
2196 case NL80211_CMD_CANCEL_REMAIN_ON_CHANNEL:
2197 mlme_event_remain_on_channel(drv, 1, tb);
2199 case NL80211_CMD_NOTIFY_CQM:
2200 nl80211_cqm_event(drv, tb);
2202 case NL80211_CMD_REG_CHANGE:
2203 nl80211_reg_change_event(drv, tb);
2205 case NL80211_CMD_REG_BEACON_HINT:
2206 wpa_printf(MSG_DEBUG, "nl80211: Regulatory beacon hint");
2207 os_memset(&data, 0, sizeof(data));
2208 data.channel_list_changed.initiator = REGDOM_BEACON_HINT;
2209 wpa_supplicant_event(drv->ctx, EVENT_CHANNEL_LIST_CHANGED,
2212 case NL80211_CMD_NEW_STATION:
2213 nl80211_new_station_event(drv, bss, tb);
2215 case NL80211_CMD_DEL_STATION:
2216 nl80211_del_station_event(drv, bss, tb);
2218 case NL80211_CMD_SET_REKEY_OFFLOAD:
2219 nl80211_rekey_offload_event(drv, tb);
2221 case NL80211_CMD_PMKSA_CANDIDATE:
2222 nl80211_pmksa_candidate_event(drv, tb);
2224 case NL80211_CMD_PROBE_CLIENT:
2225 nl80211_client_probe_event(drv, tb);
2227 case NL80211_CMD_TDLS_OPER:
2228 nl80211_tdls_oper_event(drv, tb);
2230 case NL80211_CMD_CONN_FAILED:
2231 nl80211_connect_failed_event(drv, tb);
2233 case NL80211_CMD_FT_EVENT:
2234 mlme_event_ft_event(drv, tb);
2236 case NL80211_CMD_RADAR_DETECT:
2237 nl80211_radar_event(drv, tb);
2239 case NL80211_CMD_STOP_AP:
2240 nl80211_stop_ap(drv, tb);
2242 case NL80211_CMD_VENDOR:
2243 nl80211_vendor_event(drv, tb);
2245 case NL80211_CMD_NEW_PEER_CANDIDATE:
2246 nl80211_new_peer_candidate(drv, tb);
2249 wpa_dbg(drv->ctx, MSG_DEBUG, "nl80211: Ignored unknown event "
2256 int process_global_event(struct nl_msg *msg, void *arg)
2258 struct nl80211_global *global = arg;
2259 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
2260 struct nlattr *tb[NL80211_ATTR_MAX + 1];
2261 struct wpa_driver_nl80211_data *drv, *tmp;
2263 struct i802_bss *bss;
2265 int wdev_id_set = 0;
2267 nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
2268 genlmsg_attrlen(gnlh, 0), NULL);
2270 if (tb[NL80211_ATTR_IFINDEX])
2271 ifidx = nla_get_u32(tb[NL80211_ATTR_IFINDEX]);
2272 else if (tb[NL80211_ATTR_WDEV]) {
2273 wdev_id = nla_get_u64(tb[NL80211_ATTR_WDEV]);
2277 dl_list_for_each_safe(drv, tmp, &global->interfaces,
2278 struct wpa_driver_nl80211_data, list) {
2279 for (bss = drv->first_bss; bss; bss = bss->next) {
2280 if ((ifidx == -1 && !wdev_id_set) ||
2281 ifidx == bss->ifindex ||
2282 (wdev_id_set && bss->wdev_id_set &&
2283 wdev_id == bss->wdev_id)) {
2284 do_process_drv_event(bss, gnlh->cmd, tb);
2288 wpa_printf(MSG_DEBUG,
2289 "nl80211: Ignored event (cmd=%d) for foreign interface (ifindex %d wdev 0x%llx)",
2290 gnlh->cmd, ifidx, (long long unsigned int) wdev_id);
2297 int process_bss_event(struct nl_msg *msg, void *arg)
2299 struct i802_bss *bss = arg;
2300 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
2301 struct nlattr *tb[NL80211_ATTR_MAX + 1];
2303 nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
2304 genlmsg_attrlen(gnlh, 0), NULL);
2306 wpa_printf(MSG_DEBUG, "nl80211: BSS Event %d (%s) received for %s",
2307 gnlh->cmd, nl80211_command_to_string(gnlh->cmd),
2310 switch (gnlh->cmd) {
2311 case NL80211_CMD_FRAME:
2312 case NL80211_CMD_FRAME_TX_STATUS:
2313 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]);
2320 case NL80211_CMD_UNEXPECTED_FRAME:
2321 nl80211_spurious_frame(bss, tb, 0);
2323 case NL80211_CMD_UNEXPECTED_4ADDR_FRAME:
2324 nl80211_spurious_frame(bss, tb, 1);
2327 wpa_printf(MSG_DEBUG, "nl80211: Ignored unknown event "
2328 "(cmd=%d)", gnlh->cmd);