driver_nl80211_event.c revision 351611
1/* 2 * Driver interaction with Linux nl80211/cfg80211 - Event processing 3 * Copyright (c) 2002-2017, Jouni Malinen <j@w1.fi> 4 * Copyright (c) 2007, Johannes Berg <johannes@sipsolutions.net> 5 * Copyright (c) 2009-2010, Atheros Communications 6 * 7 * This software may be distributed under the terms of the BSD license. 8 * See README for more details. 9 */ 10 11#include "includes.h" 12#include <netlink/genl/genl.h> 13 14#include "utils/common.h" 15#include "utils/eloop.h" 16#include "common/qca-vendor.h" 17#include "common/qca-vendor-attr.h" 18#include "common/ieee802_11_defs.h" 19#include "common/ieee802_11_common.h" 20#include "driver_nl80211.h" 21 22 23static const char * nl80211_command_to_string(enum nl80211_commands cmd) 24{ 25#define C2S(x) case x: return #x; 26 switch (cmd) { 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) 74 C2S(NL80211_CMD_ROAM) 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) 134 C2S(NL80211_CMD_WIPHY_REG_CHANGE) 135 C2S(NL80211_CMD_PORT_AUTHORIZED) 136 C2S(NL80211_CMD_EXTERNAL_AUTH) 137 C2S(NL80211_CMD_STA_OPMODE_CHANGED) 138 C2S(NL80211_CMD_CONTROL_PORT_FRAME) 139 C2S(NL80211_CMD_UPDATE_OWE_INFO) 140 default: 141 return "NL80211_CMD_UNKNOWN"; 142 } 143#undef C2S 144} 145 146 147static void mlme_event_auth(struct wpa_driver_nl80211_data *drv, 148 const u8 *frame, size_t len) 149{ 150 const struct ieee80211_mgmt *mgmt; 151 union wpa_event_data event; 152 153 if (!(drv->capa.flags & WPA_DRIVER_FLAGS_SME) && 154 drv->force_connect_cmd) { 155 /* 156 * Avoid reporting two association events that would confuse 157 * the core code. 158 */ 159 wpa_printf(MSG_DEBUG, 160 "nl80211: Ignore auth event when using driver SME"); 161 return; 162 } 163 164 wpa_printf(MSG_DEBUG, "nl80211: Authenticate event"); 165 mgmt = (const struct ieee80211_mgmt *) frame; 166 if (len < 24 + sizeof(mgmt->u.auth)) { 167 wpa_printf(MSG_DEBUG, "nl80211: Too short association event " 168 "frame"); 169 return; 170 } 171 172 os_memcpy(drv->auth_bssid, mgmt->sa, ETH_ALEN); 173 os_memset(drv->auth_attempt_bssid, 0, ETH_ALEN); 174 os_memset(&event, 0, sizeof(event)); 175 os_memcpy(event.auth.peer, mgmt->sa, ETH_ALEN); 176 event.auth.auth_type = le_to_host16(mgmt->u.auth.auth_alg); 177 event.auth.auth_transaction = 178 le_to_host16(mgmt->u.auth.auth_transaction); 179 event.auth.status_code = le_to_host16(mgmt->u.auth.status_code); 180 if (len > 24 + sizeof(mgmt->u.auth)) { 181 event.auth.ies = mgmt->u.auth.variable; 182 event.auth.ies_len = len - 24 - sizeof(mgmt->u.auth); 183 } 184 185 wpa_supplicant_event(drv->ctx, EVENT_AUTH, &event); 186} 187 188 189static void nl80211_parse_wmm_params(struct nlattr *wmm_attr, 190 struct wmm_params *wmm_params) 191{ 192 struct nlattr *wmm_info[NL80211_STA_WME_MAX + 1]; 193 static struct nla_policy wme_policy[NL80211_STA_WME_MAX + 1] = { 194 [NL80211_STA_WME_UAPSD_QUEUES] = { .type = NLA_U8 }, 195 }; 196 197 if (!wmm_attr || 198 nla_parse_nested(wmm_info, NL80211_STA_WME_MAX, wmm_attr, 199 wme_policy) || 200 !wmm_info[NL80211_STA_WME_UAPSD_QUEUES]) 201 return; 202 203 wmm_params->uapsd_queues = 204 nla_get_u8(wmm_info[NL80211_STA_WME_UAPSD_QUEUES]); 205 wmm_params->info_bitmap |= WMM_PARAMS_UAPSD_QUEUES_INFO; 206} 207 208 209static void mlme_event_assoc(struct wpa_driver_nl80211_data *drv, 210 const u8 *frame, size_t len, struct nlattr *wmm, 211 struct nlattr *req_ie) 212{ 213 const struct ieee80211_mgmt *mgmt; 214 union wpa_event_data event; 215 u16 status; 216 int ssid_len; 217 218 if (!(drv->capa.flags & WPA_DRIVER_FLAGS_SME) && 219 drv->force_connect_cmd) { 220 /* 221 * Avoid reporting two association events that would confuse 222 * the core code. 223 */ 224 wpa_printf(MSG_DEBUG, 225 "nl80211: Ignore assoc event when using driver SME"); 226 return; 227 } 228 229 wpa_printf(MSG_DEBUG, "nl80211: Associate event"); 230 mgmt = (const struct ieee80211_mgmt *) frame; 231 if (len < 24 + sizeof(mgmt->u.assoc_resp)) { 232 wpa_printf(MSG_DEBUG, "nl80211: Too short association event " 233 "frame"); 234 return; 235 } 236 237 status = le_to_host16(mgmt->u.assoc_resp.status_code); 238 if (status != WLAN_STATUS_SUCCESS) { 239 os_memset(&event, 0, sizeof(event)); 240 event.assoc_reject.bssid = mgmt->bssid; 241 if (len > 24 + sizeof(mgmt->u.assoc_resp)) { 242 event.assoc_reject.resp_ies = 243 (u8 *) mgmt->u.assoc_resp.variable; 244 event.assoc_reject.resp_ies_len = 245 len - 24 - sizeof(mgmt->u.assoc_resp); 246 } 247 event.assoc_reject.status_code = status; 248 249 wpa_supplicant_event(drv->ctx, EVENT_ASSOC_REJECT, &event); 250 return; 251 } 252 253 drv->associated = 1; 254 os_memcpy(drv->bssid, mgmt->sa, ETH_ALEN); 255 os_memcpy(drv->prev_bssid, mgmt->sa, ETH_ALEN); 256 257 os_memset(&event, 0, sizeof(event)); 258 event.assoc_info.resp_frame = frame; 259 event.assoc_info.resp_frame_len = len; 260 if (len > 24 + sizeof(mgmt->u.assoc_resp)) { 261 event.assoc_info.resp_ies = (u8 *) mgmt->u.assoc_resp.variable; 262 event.assoc_info.resp_ies_len = 263 len - 24 - sizeof(mgmt->u.assoc_resp); 264 } 265 266 if (req_ie) { 267 event.assoc_info.req_ies = nla_data(req_ie); 268 event.assoc_info.req_ies_len = nla_len(req_ie); 269 } 270 271 /* When this association was initiated outside of wpa_supplicant, 272 * drv->ssid needs to be set here to satisfy later checking. */ 273 ssid_len = nl80211_get_assoc_ssid(drv, drv->ssid); 274 if (ssid_len > 0) { 275 drv->ssid_len = ssid_len; 276 wpa_printf(MSG_DEBUG, 277 "nl80211: Set drv->ssid based on scan res info to '%s'", 278 wpa_ssid_txt(drv->ssid, drv->ssid_len)); 279 } 280 281 event.assoc_info.freq = drv->assoc_freq; 282 drv->first_bss->freq = drv->assoc_freq; 283 284 nl80211_parse_wmm_params(wmm, &event.assoc_info.wmm_params); 285 286 wpa_supplicant_event(drv->ctx, EVENT_ASSOC, &event); 287} 288 289 290static void mlme_event_connect(struct wpa_driver_nl80211_data *drv, 291 enum nl80211_commands cmd, struct nlattr *status, 292 struct nlattr *addr, struct nlattr *req_ie, 293 struct nlattr *resp_ie, 294 struct nlattr *timed_out, 295 struct nlattr *timeout_reason, 296 struct nlattr *authorized, 297 struct nlattr *key_replay_ctr, 298 struct nlattr *ptk_kck, 299 struct nlattr *ptk_kek, 300 struct nlattr *subnet_status, 301 struct nlattr *fils_erp_next_seq_num, 302 struct nlattr *fils_pmk, 303 struct nlattr *fils_pmkid) 304{ 305 union wpa_event_data event; 306 const u8 *ssid = NULL; 307 u16 status_code; 308 int ssid_len; 309 310 if (drv->capa.flags & WPA_DRIVER_FLAGS_SME) { 311 /* 312 * Avoid reporting two association events that would confuse 313 * the core code. 314 */ 315 wpa_printf(MSG_DEBUG, "nl80211: Ignore connect event (cmd=%d) " 316 "when using userspace SME", cmd); 317 return; 318 } 319 320 drv->connect_reassoc = 0; 321 322 status_code = status ? nla_get_u16(status) : WLAN_STATUS_SUCCESS; 323 324 if (cmd == NL80211_CMD_CONNECT) { 325 wpa_printf(MSG_DEBUG, 326 "nl80211: Connect event (status=%u ignore_next_local_disconnect=%d)", 327 status_code, drv->ignore_next_local_disconnect); 328 } else if (cmd == NL80211_CMD_ROAM) { 329 wpa_printf(MSG_DEBUG, "nl80211: Roam event"); 330 } 331 332 os_memset(&event, 0, sizeof(event)); 333 if (cmd == NL80211_CMD_CONNECT && status_code != WLAN_STATUS_SUCCESS) { 334 if (addr) 335 event.assoc_reject.bssid = nla_data(addr); 336 if (drv->ignore_next_local_disconnect) { 337 drv->ignore_next_local_disconnect = 0; 338 if (!event.assoc_reject.bssid || 339 (os_memcmp(event.assoc_reject.bssid, 340 drv->auth_attempt_bssid, 341 ETH_ALEN) != 0)) { 342 /* 343 * Ignore the event that came without a BSSID or 344 * for the old connection since this is likely 345 * not relevant to the new Connect command. 346 */ 347 wpa_printf(MSG_DEBUG, 348 "nl80211: Ignore connection failure event triggered during reassociation"); 349 return; 350 } 351 } 352 if (resp_ie) { 353 event.assoc_reject.resp_ies = nla_data(resp_ie); 354 event.assoc_reject.resp_ies_len = nla_len(resp_ie); 355 } 356 event.assoc_reject.status_code = status_code; 357 event.assoc_reject.timed_out = timed_out != NULL; 358 if (timed_out && timeout_reason) { 359 enum nl80211_timeout_reason reason; 360 361 reason = nla_get_u32(timeout_reason); 362 switch (reason) { 363 case NL80211_TIMEOUT_SCAN: 364 event.assoc_reject.timeout_reason = "scan"; 365 break; 366 case NL80211_TIMEOUT_AUTH: 367 event.assoc_reject.timeout_reason = "auth"; 368 break; 369 case NL80211_TIMEOUT_ASSOC: 370 event.assoc_reject.timeout_reason = "assoc"; 371 break; 372 default: 373 break; 374 } 375 } 376 if (fils_erp_next_seq_num) 377 event.assoc_reject.fils_erp_next_seq_num = 378 nla_get_u16(fils_erp_next_seq_num); 379 wpa_supplicant_event(drv->ctx, EVENT_ASSOC_REJECT, &event); 380 return; 381 } 382 383 drv->associated = 1; 384 if (addr) { 385 os_memcpy(drv->bssid, nla_data(addr), ETH_ALEN); 386 os_memcpy(drv->prev_bssid, drv->bssid, ETH_ALEN); 387 } 388 389 if (req_ie) { 390 event.assoc_info.req_ies = nla_data(req_ie); 391 event.assoc_info.req_ies_len = nla_len(req_ie); 392 393 if (cmd == NL80211_CMD_ROAM) { 394 ssid = get_ie(event.assoc_info.req_ies, 395 event.assoc_info.req_ies_len, 396 WLAN_EID_SSID); 397 if (ssid && ssid[1] > 0 && ssid[1] <= 32) { 398 drv->ssid_len = ssid[1]; 399 os_memcpy(drv->ssid, ssid + 2, ssid[1]); 400 wpa_printf(MSG_DEBUG, 401 "nl80211: Set drv->ssid based on req_ie to '%s'", 402 wpa_ssid_txt(drv->ssid, 403 drv->ssid_len)); 404 } 405 } 406 } 407 if (resp_ie) { 408 event.assoc_info.resp_ies = nla_data(resp_ie); 409 event.assoc_info.resp_ies_len = nla_len(resp_ie); 410 } 411 412 event.assoc_info.freq = nl80211_get_assoc_freq(drv); 413 drv->first_bss->freq = drv->assoc_freq; 414 415 if ((!ssid || ssid[1] == 0 || ssid[1] > 32) && 416 (ssid_len = nl80211_get_assoc_ssid(drv, drv->ssid)) > 0) { 417 /* When this connection was initiated outside of wpa_supplicant, 418 * drv->ssid needs to be set here to satisfy later checking. */ 419 drv->ssid_len = ssid_len; 420 wpa_printf(MSG_DEBUG, 421 "nl80211: Set drv->ssid based on scan res info to '%s'", 422 wpa_ssid_txt(drv->ssid, drv->ssid_len)); 423 } 424 425 if (authorized && nla_get_u8(authorized)) { 426 event.assoc_info.authorized = 1; 427 wpa_printf(MSG_DEBUG, "nl80211: connection authorized"); 428 } 429 if (key_replay_ctr) { 430 event.assoc_info.key_replay_ctr = nla_data(key_replay_ctr); 431 event.assoc_info.key_replay_ctr_len = nla_len(key_replay_ctr); 432 } 433 if (ptk_kck) { 434 event.assoc_info.ptk_kck = nla_data(ptk_kck); 435 event.assoc_info.ptk_kck_len = nla_len(ptk_kck); 436 } 437 if (ptk_kek) { 438 event.assoc_info.ptk_kek = nla_data(ptk_kek); 439 event.assoc_info.ptk_kek_len = nla_len(ptk_kek); 440 } 441 442 if (subnet_status) { 443 /* 444 * At least for now, this is only available from 445 * QCA_WLAN_VENDOR_ATTR_ROAM_AUTH_SUBNET_STATUS and that 446 * attribute has the same values 0, 1, 2 as are used in the 447 * variable here, so no mapping between different values are 448 * needed. 449 */ 450 event.assoc_info.subnet_status = nla_get_u8(subnet_status); 451 } 452 453 if (fils_erp_next_seq_num) 454 event.assoc_info.fils_erp_next_seq_num = 455 nla_get_u16(fils_erp_next_seq_num); 456 457 if (fils_pmk) { 458 event.assoc_info.fils_pmk = nla_data(fils_pmk); 459 event.assoc_info.fils_pmk_len = nla_len(fils_pmk); 460 } 461 462 if (fils_pmkid) 463 event.assoc_info.fils_pmkid = nla_data(fils_pmkid); 464 465 wpa_supplicant_event(drv->ctx, EVENT_ASSOC, &event); 466} 467 468 469static void mlme_event_disconnect(struct wpa_driver_nl80211_data *drv, 470 struct nlattr *reason, struct nlattr *addr, 471 struct nlattr *by_ap) 472{ 473 union wpa_event_data data; 474 unsigned int locally_generated = by_ap == NULL; 475 476 if (drv->capa.flags & WPA_DRIVER_FLAGS_SME) { 477 /* 478 * Avoid reporting two disassociation events that could 479 * confuse the core code. 480 */ 481 wpa_printf(MSG_DEBUG, "nl80211: Ignore disconnect " 482 "event when using userspace SME"); 483 return; 484 } 485 486 if (drv->ignore_next_local_disconnect) { 487 drv->ignore_next_local_disconnect = 0; 488 if (locally_generated) { 489 wpa_printf(MSG_DEBUG, "nl80211: Ignore disconnect " 490 "event triggered during reassociation"); 491 return; 492 } 493 wpa_printf(MSG_WARNING, "nl80211: Was expecting local " 494 "disconnect but got another disconnect " 495 "event first"); 496 } 497 498 wpa_printf(MSG_DEBUG, "nl80211: Disconnect event"); 499 nl80211_mark_disconnected(drv); 500 os_memset(&data, 0, sizeof(data)); 501 if (reason) 502 data.deauth_info.reason_code = nla_get_u16(reason); 503 data.deauth_info.locally_generated = by_ap == NULL; 504 wpa_supplicant_event(drv->ctx, EVENT_DEAUTH, &data); 505} 506 507 508static int calculate_chan_offset(int width, int freq, int cf1, int cf2) 509{ 510 int freq1 = 0; 511 512 switch (convert2width(width)) { 513 case CHAN_WIDTH_20_NOHT: 514 case CHAN_WIDTH_20: 515 return 0; 516 case CHAN_WIDTH_40: 517 freq1 = cf1 - 10; 518 break; 519 case CHAN_WIDTH_80: 520 freq1 = cf1 - 30; 521 break; 522 case CHAN_WIDTH_160: 523 freq1 = cf1 - 70; 524 break; 525 case CHAN_WIDTH_UNKNOWN: 526 case CHAN_WIDTH_80P80: 527 /* FIXME: implement this */ 528 return 0; 529 } 530 531 return (abs(freq - freq1) / 20) % 2 == 0 ? 1 : -1; 532} 533 534 535static void mlme_event_ch_switch(struct wpa_driver_nl80211_data *drv, 536 struct nlattr *ifindex, struct nlattr *freq, 537 struct nlattr *type, struct nlattr *bw, 538 struct nlattr *cf1, struct nlattr *cf2, 539 int finished) 540{ 541 struct i802_bss *bss; 542 union wpa_event_data data; 543 int ht_enabled = 1; 544 int chan_offset = 0; 545 int ifidx; 546 547 wpa_printf(MSG_DEBUG, "nl80211: Channel switch%s event", 548 finished ? "" : " started"); 549 550 if (!freq) 551 return; 552 553 ifidx = nla_get_u32(ifindex); 554 bss = get_bss_ifindex(drv, ifidx); 555 if (bss == NULL) { 556 wpa_printf(MSG_WARNING, "nl80211: Unknown ifindex (%d) for channel switch, ignoring", 557 ifidx); 558 return; 559 } 560 561 if (type) { 562 enum nl80211_channel_type ch_type = nla_get_u32(type); 563 564 wpa_printf(MSG_DEBUG, "nl80211: Channel type: %d", ch_type); 565 switch (ch_type) { 566 case NL80211_CHAN_NO_HT: 567 ht_enabled = 0; 568 break; 569 case NL80211_CHAN_HT20: 570 break; 571 case NL80211_CHAN_HT40PLUS: 572 chan_offset = 1; 573 break; 574 case NL80211_CHAN_HT40MINUS: 575 chan_offset = -1; 576 break; 577 } 578 } else if (bw && cf1) { 579 /* This can happen for example with VHT80 ch switch */ 580 chan_offset = calculate_chan_offset(nla_get_u32(bw), 581 nla_get_u32(freq), 582 nla_get_u32(cf1), 583 cf2 ? nla_get_u32(cf2) : 0); 584 } else { 585 wpa_printf(MSG_WARNING, "nl80211: Unknown secondary channel information - following channel definition calculations may fail"); 586 } 587 588 os_memset(&data, 0, sizeof(data)); 589 data.ch_switch.freq = nla_get_u32(freq); 590 data.ch_switch.ht_enabled = ht_enabled; 591 data.ch_switch.ch_offset = chan_offset; 592 if (bw) 593 data.ch_switch.ch_width = convert2width(nla_get_u32(bw)); 594 if (cf1) 595 data.ch_switch.cf1 = nla_get_u32(cf1); 596 if (cf2) 597 data.ch_switch.cf2 = nla_get_u32(cf2); 598 599 if (finished) 600 bss->freq = data.ch_switch.freq; 601 drv->assoc_freq = data.ch_switch.freq; 602 603 wpa_supplicant_event(bss->ctx, finished ? 604 EVENT_CH_SWITCH : EVENT_CH_SWITCH_STARTED, &data); 605} 606 607 608static void mlme_timeout_event(struct wpa_driver_nl80211_data *drv, 609 enum nl80211_commands cmd, struct nlattr *addr) 610{ 611 union wpa_event_data event; 612 enum wpa_event_type ev; 613 614 if (nla_len(addr) != ETH_ALEN) 615 return; 616 617 wpa_printf(MSG_DEBUG, "nl80211: MLME event %d; timeout with " MACSTR, 618 cmd, MAC2STR((u8 *) nla_data(addr))); 619 620 if (cmd == NL80211_CMD_AUTHENTICATE) 621 ev = EVENT_AUTH_TIMED_OUT; 622 else if (cmd == NL80211_CMD_ASSOCIATE) 623 ev = EVENT_ASSOC_TIMED_OUT; 624 else 625 return; 626 627 os_memset(&event, 0, sizeof(event)); 628 os_memcpy(event.timeout_event.addr, nla_data(addr), ETH_ALEN); 629 wpa_supplicant_event(drv->ctx, ev, &event); 630} 631 632 633static void mlme_event_mgmt(struct i802_bss *bss, 634 struct nlattr *freq, struct nlattr *sig, 635 const u8 *frame, size_t len) 636{ 637 struct wpa_driver_nl80211_data *drv = bss->drv; 638 const struct ieee80211_mgmt *mgmt; 639 union wpa_event_data event; 640 u16 fc, stype; 641 int ssi_signal = 0; 642 int rx_freq = 0; 643 644 wpa_printf(MSG_MSGDUMP, "nl80211: Frame event"); 645 mgmt = (const struct ieee80211_mgmt *) frame; 646 if (len < 24) { 647 wpa_printf(MSG_DEBUG, "nl80211: Too short management frame"); 648 return; 649 } 650 651 fc = le_to_host16(mgmt->frame_control); 652 stype = WLAN_FC_GET_STYPE(fc); 653 654 if (sig) 655 ssi_signal = (s32) nla_get_u32(sig); 656 657 os_memset(&event, 0, sizeof(event)); 658 if (freq) { 659 event.rx_mgmt.freq = nla_get_u32(freq); 660 rx_freq = drv->last_mgmt_freq = event.rx_mgmt.freq; 661 } 662 wpa_printf(MSG_DEBUG, 663 "nl80211: RX frame da=" MACSTR " sa=" MACSTR " bssid=" MACSTR 664 " freq=%d ssi_signal=%d fc=0x%x seq_ctrl=0x%x stype=%u (%s) len=%u", 665 MAC2STR(mgmt->da), MAC2STR(mgmt->sa), MAC2STR(mgmt->bssid), 666 rx_freq, ssi_signal, fc, 667 le_to_host16(mgmt->seq_ctrl), stype, fc2str(fc), 668 (unsigned int) len); 669 event.rx_mgmt.frame = frame; 670 event.rx_mgmt.frame_len = len; 671 event.rx_mgmt.ssi_signal = ssi_signal; 672 event.rx_mgmt.drv_priv = bss; 673 wpa_supplicant_event(drv->ctx, EVENT_RX_MGMT, &event); 674} 675 676 677static void mlme_event_mgmt_tx_status(struct wpa_driver_nl80211_data *drv, 678 struct nlattr *cookie, const u8 *frame, 679 size_t len, struct nlattr *ack) 680{ 681 union wpa_event_data event; 682 const struct ieee80211_hdr *hdr; 683 u16 fc; 684 685 wpa_printf(MSG_DEBUG, "nl80211: Frame TX status event"); 686 if (!is_ap_interface(drv->nlmode)) { 687 u64 cookie_val; 688 689 if (!cookie) 690 return; 691 692 cookie_val = nla_get_u64(cookie); 693 wpa_printf(MSG_DEBUG, "nl80211: Action TX status:" 694 " cookie=0x%llx%s (ack=%d)", 695 (long long unsigned int) cookie_val, 696 cookie_val == drv->send_action_cookie ? 697 " (match)" : " (unknown)", ack != NULL); 698 if (cookie_val != drv->send_action_cookie) 699 return; 700 } 701 702 hdr = (const struct ieee80211_hdr *) frame; 703 fc = le_to_host16(hdr->frame_control); 704 705 os_memset(&event, 0, sizeof(event)); 706 event.tx_status.type = WLAN_FC_GET_TYPE(fc); 707 event.tx_status.stype = WLAN_FC_GET_STYPE(fc); 708 event.tx_status.dst = hdr->addr1; 709 event.tx_status.data = frame; 710 event.tx_status.data_len = len; 711 event.tx_status.ack = ack != NULL; 712 wpa_supplicant_event(drv->ctx, EVENT_TX_STATUS, &event); 713} 714 715 716static void mlme_event_deauth_disassoc(struct wpa_driver_nl80211_data *drv, 717 enum wpa_event_type type, 718 const u8 *frame, size_t len) 719{ 720 const struct ieee80211_mgmt *mgmt; 721 union wpa_event_data event; 722 const u8 *bssid = NULL; 723 u16 reason_code = 0; 724 725 if (type == EVENT_DEAUTH) 726 wpa_printf(MSG_DEBUG, "nl80211: Deauthenticate event"); 727 else 728 wpa_printf(MSG_DEBUG, "nl80211: Disassociate event"); 729 730 mgmt = (const struct ieee80211_mgmt *) frame; 731 if (len >= 24) { 732 bssid = mgmt->bssid; 733 734 if ((drv->capa.flags & WPA_DRIVER_FLAGS_SME) && 735 !drv->associated && 736 os_memcmp(bssid, drv->auth_bssid, ETH_ALEN) != 0 && 737 os_memcmp(bssid, drv->auth_attempt_bssid, ETH_ALEN) != 0 && 738 os_memcmp(bssid, drv->prev_bssid, ETH_ALEN) == 0) { 739 /* 740 * Avoid issues with some roaming cases where 741 * disconnection event for the old AP may show up after 742 * we have started connection with the new AP. 743 * In case of locally generated event clear 744 * ignore_next_local_deauth as well, to avoid next local 745 * deauth event be wrongly ignored. 746 */ 747 if (!os_memcmp(mgmt->sa, drv->first_bss->addr, 748 ETH_ALEN)) { 749 wpa_printf(MSG_DEBUG, 750 "nl80211: Received a locally generated deauth event. Clear ignore_next_local_deauth flag"); 751 drv->ignore_next_local_deauth = 0; 752 } else { 753 wpa_printf(MSG_DEBUG, 754 "nl80211: Ignore deauth/disassoc event from old AP " MACSTR " when already authenticating with " MACSTR, 755 MAC2STR(bssid), 756 MAC2STR(drv->auth_attempt_bssid)); 757 } 758 return; 759 } 760 761 if (!(drv->capa.flags & WPA_DRIVER_FLAGS_SME) && 762 drv->connect_reassoc && drv->associated && 763 os_memcmp(bssid, drv->prev_bssid, ETH_ALEN) == 0 && 764 os_memcmp(bssid, drv->auth_attempt_bssid, ETH_ALEN) != 0) { 765 /* 766 * Avoid issues with some roaming cases where 767 * disconnection event for the old AP may show up after 768 * we have started connection with the new AP. 769 */ 770 wpa_printf(MSG_DEBUG, 771 "nl80211: Ignore deauth/disassoc event from old AP " 772 MACSTR 773 " when already connecting with " MACSTR, 774 MAC2STR(bssid), 775 MAC2STR(drv->auth_attempt_bssid)); 776 return; 777 } 778 779 if (drv->associated != 0 && 780 os_memcmp(bssid, drv->bssid, ETH_ALEN) != 0 && 781 os_memcmp(bssid, drv->auth_bssid, ETH_ALEN) != 0) { 782 /* 783 * We have presumably received this deauth as a 784 * response to a clear_state_mismatch() outgoing 785 * deauth. Don't let it take us offline! 786 */ 787 wpa_printf(MSG_DEBUG, "nl80211: Deauth received " 788 "from Unknown BSSID " MACSTR " -- ignoring", 789 MAC2STR(bssid)); 790 return; 791 } 792 } 793 794 nl80211_mark_disconnected(drv); 795 os_memset(&event, 0, sizeof(event)); 796 797 /* Note: Same offset for Reason Code in both frame subtypes */ 798 if (len >= 24 + sizeof(mgmt->u.deauth)) 799 reason_code = le_to_host16(mgmt->u.deauth.reason_code); 800 801 if (type == EVENT_DISASSOC) { 802 event.disassoc_info.locally_generated = 803 !os_memcmp(mgmt->sa, drv->first_bss->addr, ETH_ALEN); 804 event.disassoc_info.addr = bssid; 805 event.disassoc_info.reason_code = reason_code; 806 if (frame + len > mgmt->u.disassoc.variable) { 807 event.disassoc_info.ie = mgmt->u.disassoc.variable; 808 event.disassoc_info.ie_len = frame + len - 809 mgmt->u.disassoc.variable; 810 } 811 } else { 812 event.deauth_info.locally_generated = 813 !os_memcmp(mgmt->sa, drv->first_bss->addr, ETH_ALEN); 814 if (drv->ignore_deauth_event) { 815 wpa_printf(MSG_DEBUG, "nl80211: Ignore deauth event due to previous forced deauth-during-auth"); 816 drv->ignore_deauth_event = 0; 817 if (event.deauth_info.locally_generated) 818 drv->ignore_next_local_deauth = 0; 819 return; 820 } 821 if (drv->ignore_next_local_deauth) { 822 drv->ignore_next_local_deauth = 0; 823 if (event.deauth_info.locally_generated) { 824 wpa_printf(MSG_DEBUG, "nl80211: Ignore deauth event triggered due to own deauth request"); 825 return; 826 } 827 wpa_printf(MSG_WARNING, "nl80211: Was expecting local deauth but got another disconnect event first"); 828 } 829 event.deauth_info.addr = bssid; 830 event.deauth_info.reason_code = reason_code; 831 if (frame + len > mgmt->u.deauth.variable) { 832 event.deauth_info.ie = mgmt->u.deauth.variable; 833 event.deauth_info.ie_len = frame + len - 834 mgmt->u.deauth.variable; 835 } 836 } 837 838 wpa_supplicant_event(drv->ctx, type, &event); 839} 840 841 842static void mlme_event_unprot_disconnect(struct wpa_driver_nl80211_data *drv, 843 enum wpa_event_type type, 844 const u8 *frame, size_t len) 845{ 846 const struct ieee80211_mgmt *mgmt; 847 union wpa_event_data event; 848 u16 reason_code = 0; 849 850 if (type == EVENT_UNPROT_DEAUTH) 851 wpa_printf(MSG_DEBUG, "nl80211: Unprot Deauthenticate event"); 852 else 853 wpa_printf(MSG_DEBUG, "nl80211: Unprot Disassociate event"); 854 855 if (len < 24) 856 return; 857 858 mgmt = (const struct ieee80211_mgmt *) frame; 859 860 os_memset(&event, 0, sizeof(event)); 861 /* Note: Same offset for Reason Code in both frame subtypes */ 862 if (len >= 24 + sizeof(mgmt->u.deauth)) 863 reason_code = le_to_host16(mgmt->u.deauth.reason_code); 864 865 if (type == EVENT_UNPROT_DISASSOC) { 866 event.unprot_disassoc.sa = mgmt->sa; 867 event.unprot_disassoc.da = mgmt->da; 868 event.unprot_disassoc.reason_code = reason_code; 869 } else { 870 event.unprot_deauth.sa = mgmt->sa; 871 event.unprot_deauth.da = mgmt->da; 872 event.unprot_deauth.reason_code = reason_code; 873 } 874 875 wpa_supplicant_event(drv->ctx, type, &event); 876} 877 878 879static void mlme_event(struct i802_bss *bss, 880 enum nl80211_commands cmd, struct nlattr *frame, 881 struct nlattr *addr, struct nlattr *timed_out, 882 struct nlattr *freq, struct nlattr *ack, 883 struct nlattr *cookie, struct nlattr *sig, 884 struct nlattr *wmm, struct nlattr *req_ie) 885{ 886 struct wpa_driver_nl80211_data *drv = bss->drv; 887 const u8 *data; 888 size_t len; 889 890 if (timed_out && addr) { 891 mlme_timeout_event(drv, cmd, addr); 892 return; 893 } 894 895 if (frame == NULL) { 896 wpa_printf(MSG_DEBUG, 897 "nl80211: MLME event %d (%s) without frame data", 898 cmd, nl80211_command_to_string(cmd)); 899 return; 900 } 901 902 data = nla_data(frame); 903 len = nla_len(frame); 904 if (len < 4 + 2 * ETH_ALEN) { 905 wpa_printf(MSG_MSGDUMP, "nl80211: MLME event %d (%s) on %s(" 906 MACSTR ") - too short", 907 cmd, nl80211_command_to_string(cmd), bss->ifname, 908 MAC2STR(bss->addr)); 909 return; 910 } 911 wpa_printf(MSG_MSGDUMP, "nl80211: MLME event %d (%s) on %s(" MACSTR 912 ") A1=" MACSTR " A2=" MACSTR, cmd, 913 nl80211_command_to_string(cmd), bss->ifname, 914 MAC2STR(bss->addr), MAC2STR(data + 4), 915 MAC2STR(data + 4 + ETH_ALEN)); 916 if (cmd != NL80211_CMD_FRAME_TX_STATUS && !(data[4] & 0x01) && 917 os_memcmp(bss->addr, data + 4, ETH_ALEN) != 0 && 918 (is_zero_ether_addr(bss->rand_addr) || 919 os_memcmp(bss->rand_addr, data + 4, ETH_ALEN) != 0) && 920 os_memcmp(bss->addr, data + 4 + ETH_ALEN, ETH_ALEN) != 0) { 921 wpa_printf(MSG_MSGDUMP, "nl80211: %s: Ignore MLME frame event " 922 "for foreign address", bss->ifname); 923 return; 924 } 925 wpa_hexdump(MSG_MSGDUMP, "nl80211: MLME event frame", 926 nla_data(frame), nla_len(frame)); 927 928 switch (cmd) { 929 case NL80211_CMD_AUTHENTICATE: 930 mlme_event_auth(drv, nla_data(frame), nla_len(frame)); 931 break; 932 case NL80211_CMD_ASSOCIATE: 933 mlme_event_assoc(drv, nla_data(frame), nla_len(frame), wmm, 934 req_ie); 935 break; 936 case NL80211_CMD_DEAUTHENTICATE: 937 mlme_event_deauth_disassoc(drv, EVENT_DEAUTH, 938 nla_data(frame), nla_len(frame)); 939 break; 940 case NL80211_CMD_DISASSOCIATE: 941 mlme_event_deauth_disassoc(drv, EVENT_DISASSOC, 942 nla_data(frame), nla_len(frame)); 943 break; 944 case NL80211_CMD_FRAME: 945 mlme_event_mgmt(bss, freq, sig, nla_data(frame), 946 nla_len(frame)); 947 break; 948 case NL80211_CMD_FRAME_TX_STATUS: 949 mlme_event_mgmt_tx_status(drv, cookie, nla_data(frame), 950 nla_len(frame), ack); 951 break; 952 case NL80211_CMD_UNPROT_DEAUTHENTICATE: 953 mlme_event_unprot_disconnect(drv, EVENT_UNPROT_DEAUTH, 954 nla_data(frame), nla_len(frame)); 955 break; 956 case NL80211_CMD_UNPROT_DISASSOCIATE: 957 mlme_event_unprot_disconnect(drv, EVENT_UNPROT_DISASSOC, 958 nla_data(frame), nla_len(frame)); 959 break; 960 default: 961 break; 962 } 963} 964 965 966static void mlme_event_michael_mic_failure(struct i802_bss *bss, 967 struct nlattr *tb[]) 968{ 969 union wpa_event_data data; 970 971 wpa_printf(MSG_DEBUG, "nl80211: MLME event Michael MIC failure"); 972 os_memset(&data, 0, sizeof(data)); 973 if (tb[NL80211_ATTR_MAC]) { 974 wpa_hexdump(MSG_DEBUG, "nl80211: Source MAC address", 975 nla_data(tb[NL80211_ATTR_MAC]), 976 nla_len(tb[NL80211_ATTR_MAC])); 977 data.michael_mic_failure.src = nla_data(tb[NL80211_ATTR_MAC]); 978 } 979 if (tb[NL80211_ATTR_KEY_SEQ]) { 980 wpa_hexdump(MSG_DEBUG, "nl80211: TSC", 981 nla_data(tb[NL80211_ATTR_KEY_SEQ]), 982 nla_len(tb[NL80211_ATTR_KEY_SEQ])); 983 } 984 if (tb[NL80211_ATTR_KEY_TYPE]) { 985 enum nl80211_key_type key_type = 986 nla_get_u32(tb[NL80211_ATTR_KEY_TYPE]); 987 wpa_printf(MSG_DEBUG, "nl80211: Key Type %d", key_type); 988 if (key_type == NL80211_KEYTYPE_PAIRWISE) 989 data.michael_mic_failure.unicast = 1; 990 } else 991 data.michael_mic_failure.unicast = 1; 992 993 if (tb[NL80211_ATTR_KEY_IDX]) { 994 u8 key_id = nla_get_u8(tb[NL80211_ATTR_KEY_IDX]); 995 wpa_printf(MSG_DEBUG, "nl80211: Key Id %d", key_id); 996 } 997 998 wpa_supplicant_event(bss->ctx, EVENT_MICHAEL_MIC_FAILURE, &data); 999} 1000 1001 1002static void mlme_event_join_ibss(struct wpa_driver_nl80211_data *drv, 1003 struct nlattr *tb[]) 1004{ 1005 unsigned int freq; 1006 union wpa_event_data event; 1007 1008 if (tb[NL80211_ATTR_MAC] == NULL) { 1009 wpa_printf(MSG_DEBUG, "nl80211: No address in IBSS joined " 1010 "event"); 1011 return; 1012 } 1013 os_memcpy(drv->bssid, nla_data(tb[NL80211_ATTR_MAC]), ETH_ALEN); 1014 1015 drv->associated = 1; 1016 wpa_printf(MSG_DEBUG, "nl80211: IBSS " MACSTR " joined", 1017 MAC2STR(drv->bssid)); 1018 1019 freq = nl80211_get_assoc_freq(drv); 1020 if (freq) { 1021 wpa_printf(MSG_DEBUG, "nl80211: IBSS on frequency %u MHz", 1022 freq); 1023 drv->first_bss->freq = freq; 1024 } 1025 1026 os_memset(&event, 0, sizeof(event)); 1027 event.assoc_info.freq = freq; 1028 1029 wpa_supplicant_event(drv->ctx, EVENT_ASSOC, &event); 1030} 1031 1032 1033static void mlme_event_remain_on_channel(struct wpa_driver_nl80211_data *drv, 1034 int cancel_event, struct nlattr *tb[]) 1035{ 1036 unsigned int freq, chan_type, duration; 1037 union wpa_event_data data; 1038 u64 cookie; 1039 1040 if (tb[NL80211_ATTR_WIPHY_FREQ]) 1041 freq = nla_get_u32(tb[NL80211_ATTR_WIPHY_FREQ]); 1042 else 1043 freq = 0; 1044 1045 if (tb[NL80211_ATTR_WIPHY_CHANNEL_TYPE]) 1046 chan_type = nla_get_u32(tb[NL80211_ATTR_WIPHY_CHANNEL_TYPE]); 1047 else 1048 chan_type = 0; 1049 1050 if (tb[NL80211_ATTR_DURATION]) 1051 duration = nla_get_u32(tb[NL80211_ATTR_DURATION]); 1052 else 1053 duration = 0; 1054 1055 if (tb[NL80211_ATTR_COOKIE]) 1056 cookie = nla_get_u64(tb[NL80211_ATTR_COOKIE]); 1057 else 1058 cookie = 0; 1059 1060 wpa_printf(MSG_DEBUG, "nl80211: Remain-on-channel event (cancel=%d " 1061 "freq=%u channel_type=%u duration=%u cookie=0x%llx (%s))", 1062 cancel_event, freq, chan_type, duration, 1063 (long long unsigned int) cookie, 1064 cookie == drv->remain_on_chan_cookie ? "match" : "unknown"); 1065 1066 if (cookie != drv->remain_on_chan_cookie) 1067 return; /* not for us */ 1068 1069 if (cancel_event) 1070 drv->pending_remain_on_chan = 0; 1071 1072 os_memset(&data, 0, sizeof(data)); 1073 data.remain_on_channel.freq = freq; 1074 data.remain_on_channel.duration = duration; 1075 wpa_supplicant_event(drv->ctx, cancel_event ? 1076 EVENT_CANCEL_REMAIN_ON_CHANNEL : 1077 EVENT_REMAIN_ON_CHANNEL, &data); 1078} 1079 1080 1081static void mlme_event_ft_event(struct wpa_driver_nl80211_data *drv, 1082 struct nlattr *tb[]) 1083{ 1084 union wpa_event_data data; 1085 1086 os_memset(&data, 0, sizeof(data)); 1087 1088 if (tb[NL80211_ATTR_IE]) { 1089 data.ft_ies.ies = nla_data(tb[NL80211_ATTR_IE]); 1090 data.ft_ies.ies_len = nla_len(tb[NL80211_ATTR_IE]); 1091 } 1092 1093 if (tb[NL80211_ATTR_IE_RIC]) { 1094 data.ft_ies.ric_ies = nla_data(tb[NL80211_ATTR_IE_RIC]); 1095 data.ft_ies.ric_ies_len = nla_len(tb[NL80211_ATTR_IE_RIC]); 1096 } 1097 1098 if (tb[NL80211_ATTR_MAC]) 1099 os_memcpy(data.ft_ies.target_ap, 1100 nla_data(tb[NL80211_ATTR_MAC]), ETH_ALEN); 1101 1102 wpa_printf(MSG_DEBUG, "nl80211: FT event target_ap " MACSTR, 1103 MAC2STR(data.ft_ies.target_ap)); 1104 1105 wpa_supplicant_event(drv->ctx, EVENT_FT_RESPONSE, &data); 1106} 1107 1108 1109static void mlme_event_dh_event(struct wpa_driver_nl80211_data *drv, 1110 struct i802_bss *bss, 1111 struct nlattr *tb[]) 1112{ 1113 union wpa_event_data data; 1114 1115 if (!is_ap_interface(drv->nlmode)) 1116 return; 1117 if (!tb[NL80211_ATTR_MAC] || !tb[NL80211_ATTR_IE]) 1118 return; 1119 1120 os_memset(&data, 0, sizeof(data)); 1121 data.update_dh.peer = nla_data(tb[NL80211_ATTR_MAC]); 1122 data.update_dh.ie = nla_data(tb[NL80211_ATTR_IE]); 1123 data.update_dh.ie_len = nla_len(tb[NL80211_ATTR_IE]); 1124 1125 wpa_printf(MSG_DEBUG, "nl80211: DH event - peer " MACSTR, 1126 MAC2STR(data.update_dh.peer)); 1127 1128 wpa_supplicant_event(bss->ctx, EVENT_UPDATE_DH, &data); 1129} 1130 1131 1132static void send_scan_event(struct wpa_driver_nl80211_data *drv, int aborted, 1133 struct nlattr *tb[], int external_scan) 1134{ 1135 union wpa_event_data event; 1136 struct nlattr *nl; 1137 int rem; 1138 struct scan_info *info; 1139#define MAX_REPORT_FREQS 50 1140 int freqs[MAX_REPORT_FREQS]; 1141 int num_freqs = 0; 1142 1143 if (!external_scan && drv->scan_for_auth) { 1144 drv->scan_for_auth = 0; 1145 wpa_printf(MSG_DEBUG, "nl80211: Scan results for missing " 1146 "cfg80211 BSS entry"); 1147 wpa_driver_nl80211_authenticate_retry(drv); 1148 return; 1149 } 1150 1151 os_memset(&event, 0, sizeof(event)); 1152 info = &event.scan_info; 1153 info->aborted = aborted; 1154 info->external_scan = external_scan; 1155 info->nl_scan_event = 1; 1156 1157 if (tb[NL80211_ATTR_SCAN_SSIDS]) { 1158 nla_for_each_nested(nl, tb[NL80211_ATTR_SCAN_SSIDS], rem) { 1159 struct wpa_driver_scan_ssid *s = 1160 &info->ssids[info->num_ssids]; 1161 s->ssid = nla_data(nl); 1162 s->ssid_len = nla_len(nl); 1163 wpa_printf(MSG_DEBUG, "nl80211: Scan probed for SSID '%s'", 1164 wpa_ssid_txt(s->ssid, s->ssid_len)); 1165 info->num_ssids++; 1166 if (info->num_ssids == WPAS_MAX_SCAN_SSIDS) 1167 break; 1168 } 1169 } 1170 if (tb[NL80211_ATTR_SCAN_FREQUENCIES]) { 1171 char msg[300], *pos, *end; 1172 int res; 1173 1174 pos = msg; 1175 end = pos + sizeof(msg); 1176 *pos = '\0'; 1177 1178 nla_for_each_nested(nl, tb[NL80211_ATTR_SCAN_FREQUENCIES], rem) 1179 { 1180 freqs[num_freqs] = nla_get_u32(nl); 1181 res = os_snprintf(pos, end - pos, " %d", 1182 freqs[num_freqs]); 1183 if (!os_snprintf_error(end - pos, res)) 1184 pos += res; 1185 num_freqs++; 1186 if (num_freqs == MAX_REPORT_FREQS - 1) 1187 break; 1188 } 1189 info->freqs = freqs; 1190 info->num_freqs = num_freqs; 1191 wpa_printf(MSG_DEBUG, "nl80211: Scan included frequencies:%s", 1192 msg); 1193 } 1194 1195 if (tb[NL80211_ATTR_SCAN_START_TIME_TSF] && 1196 tb[NL80211_ATTR_SCAN_START_TIME_TSF_BSSID]) { 1197 info->scan_start_tsf = 1198 nla_get_u64(tb[NL80211_ATTR_SCAN_START_TIME_TSF]); 1199 os_memcpy(info->scan_start_tsf_bssid, 1200 nla_data(tb[NL80211_ATTR_SCAN_START_TIME_TSF_BSSID]), 1201 ETH_ALEN); 1202 } 1203 1204 wpa_supplicant_event(drv->ctx, EVENT_SCAN_RESULTS, &event); 1205} 1206 1207 1208static void nl80211_cqm_event(struct wpa_driver_nl80211_data *drv, 1209 struct nlattr *tb[]) 1210{ 1211 static struct nla_policy cqm_policy[NL80211_ATTR_CQM_MAX + 1] = { 1212 [NL80211_ATTR_CQM_RSSI_THOLD] = { .type = NLA_U32 }, 1213 [NL80211_ATTR_CQM_RSSI_HYST] = { .type = NLA_U8 }, 1214 [NL80211_ATTR_CQM_RSSI_THRESHOLD_EVENT] = { .type = NLA_U32 }, 1215 [NL80211_ATTR_CQM_PKT_LOSS_EVENT] = { .type = NLA_U32 }, 1216 [NL80211_ATTR_CQM_TXE_RATE] = { .type = NLA_U32 }, 1217 [NL80211_ATTR_CQM_TXE_PKTS] = { .type = NLA_U32 }, 1218 [NL80211_ATTR_CQM_TXE_INTVL] = { .type = NLA_U32 }, 1219 [NL80211_ATTR_CQM_BEACON_LOSS_EVENT] = { .type = NLA_FLAG }, 1220 }; 1221 struct nlattr *cqm[NL80211_ATTR_CQM_MAX + 1]; 1222 enum nl80211_cqm_rssi_threshold_event event; 1223 union wpa_event_data ed; 1224 struct wpa_signal_info sig; 1225 int res; 1226 1227 if (tb[NL80211_ATTR_CQM] == NULL || 1228 nla_parse_nested(cqm, NL80211_ATTR_CQM_MAX, tb[NL80211_ATTR_CQM], 1229 cqm_policy)) { 1230 wpa_printf(MSG_DEBUG, "nl80211: Ignore invalid CQM event"); 1231 return; 1232 } 1233 1234 os_memset(&ed, 0, sizeof(ed)); 1235 1236 if (cqm[NL80211_ATTR_CQM_PKT_LOSS_EVENT]) { 1237 if (!tb[NL80211_ATTR_MAC]) 1238 return; 1239 os_memcpy(ed.low_ack.addr, nla_data(tb[NL80211_ATTR_MAC]), 1240 ETH_ALEN); 1241 ed.low_ack.num_packets = 1242 nla_get_u32(cqm[NL80211_ATTR_CQM_PKT_LOSS_EVENT]); 1243 wpa_printf(MSG_DEBUG, "nl80211: Packet loss event for " MACSTR 1244 " (num_packets %u)", 1245 MAC2STR(ed.low_ack.addr), ed.low_ack.num_packets); 1246 wpa_supplicant_event(drv->ctx, EVENT_STATION_LOW_ACK, &ed); 1247 return; 1248 } 1249 1250 if (cqm[NL80211_ATTR_CQM_BEACON_LOSS_EVENT]) { 1251 wpa_printf(MSG_DEBUG, "nl80211: Beacon loss event"); 1252 wpa_supplicant_event(drv->ctx, EVENT_BEACON_LOSS, NULL); 1253 return; 1254 } 1255 1256 if (cqm[NL80211_ATTR_CQM_TXE_RATE] && 1257 cqm[NL80211_ATTR_CQM_TXE_PKTS] && 1258 cqm[NL80211_ATTR_CQM_TXE_INTVL] && 1259 cqm[NL80211_ATTR_MAC]) { 1260 wpa_printf(MSG_DEBUG, "nl80211: CQM TXE event for " MACSTR 1261 " (rate: %u pkts: %u interval: %u)", 1262 MAC2STR((u8 *) nla_data(cqm[NL80211_ATTR_MAC])), 1263 nla_get_u32(cqm[NL80211_ATTR_CQM_TXE_RATE]), 1264 nla_get_u32(cqm[NL80211_ATTR_CQM_TXE_PKTS]), 1265 nla_get_u32(cqm[NL80211_ATTR_CQM_TXE_INTVL])); 1266 return; 1267 } 1268 1269 if (cqm[NL80211_ATTR_CQM_RSSI_THRESHOLD_EVENT] == NULL) { 1270 wpa_printf(MSG_DEBUG, 1271 "nl80211: Not a CQM RSSI threshold event"); 1272 return; 1273 } 1274 event = nla_get_u32(cqm[NL80211_ATTR_CQM_RSSI_THRESHOLD_EVENT]); 1275 1276 if (event == NL80211_CQM_RSSI_THRESHOLD_EVENT_HIGH) { 1277 wpa_printf(MSG_DEBUG, "nl80211: Connection quality monitor " 1278 "event: RSSI high"); 1279 ed.signal_change.above_threshold = 1; 1280 } else if (event == NL80211_CQM_RSSI_THRESHOLD_EVENT_LOW) { 1281 wpa_printf(MSG_DEBUG, "nl80211: Connection quality monitor " 1282 "event: RSSI low"); 1283 ed.signal_change.above_threshold = 0; 1284 } else { 1285 wpa_printf(MSG_DEBUG, 1286 "nl80211: Unknown CQM RSSI threshold event: %d", 1287 event); 1288 return; 1289 } 1290 1291 res = nl80211_get_link_signal(drv, &sig); 1292 if (res == 0) { 1293 ed.signal_change.current_signal = sig.current_signal; 1294 ed.signal_change.current_txrate = sig.current_txrate; 1295 wpa_printf(MSG_DEBUG, "nl80211: Signal: %d dBm txrate: %d", 1296 sig.current_signal, sig.current_txrate); 1297 } 1298 1299 res = nl80211_get_link_noise(drv, &sig); 1300 if (res == 0) { 1301 ed.signal_change.current_noise = sig.current_noise; 1302 wpa_printf(MSG_DEBUG, "nl80211: Noise: %d dBm", 1303 sig.current_noise); 1304 } 1305 1306 wpa_supplicant_event(drv->ctx, EVENT_SIGNAL_CHANGE, &ed); 1307} 1308 1309 1310static void nl80211_new_peer_candidate(struct wpa_driver_nl80211_data *drv, 1311 struct nlattr **tb) 1312{ 1313 const u8 *addr; 1314 union wpa_event_data data; 1315 1316 if (drv->nlmode != NL80211_IFTYPE_MESH_POINT || 1317 !tb[NL80211_ATTR_MAC] || !tb[NL80211_ATTR_IE]) 1318 return; 1319 1320 addr = nla_data(tb[NL80211_ATTR_MAC]); 1321 wpa_printf(MSG_DEBUG, "nl80211: New peer candidate " MACSTR, 1322 MAC2STR(addr)); 1323 1324 os_memset(&data, 0, sizeof(data)); 1325 data.mesh_peer.peer = addr; 1326 data.mesh_peer.ies = nla_data(tb[NL80211_ATTR_IE]); 1327 data.mesh_peer.ie_len = nla_len(tb[NL80211_ATTR_IE]); 1328 wpa_supplicant_event(drv->ctx, EVENT_NEW_PEER_CANDIDATE, &data); 1329} 1330 1331 1332static void nl80211_new_station_event(struct wpa_driver_nl80211_data *drv, 1333 struct i802_bss *bss, 1334 struct nlattr **tb) 1335{ 1336 u8 *addr; 1337 union wpa_event_data data; 1338 1339 if (tb[NL80211_ATTR_MAC] == NULL) 1340 return; 1341 addr = nla_data(tb[NL80211_ATTR_MAC]); 1342 wpa_printf(MSG_DEBUG, "nl80211: New station " MACSTR, MAC2STR(addr)); 1343 1344 if (is_ap_interface(drv->nlmode) && drv->device_ap_sme) { 1345 u8 *ies = NULL; 1346 size_t ies_len = 0; 1347 if (tb[NL80211_ATTR_IE]) { 1348 ies = nla_data(tb[NL80211_ATTR_IE]); 1349 ies_len = nla_len(tb[NL80211_ATTR_IE]); 1350 } 1351 wpa_hexdump(MSG_DEBUG, "nl80211: Assoc Req IEs", ies, ies_len); 1352 drv_event_assoc(bss->ctx, addr, ies, ies_len, 0); 1353 return; 1354 } 1355 1356 if (drv->nlmode != NL80211_IFTYPE_ADHOC) 1357 return; 1358 1359 os_memset(&data, 0, sizeof(data)); 1360 os_memcpy(data.ibss_rsn_start.peer, addr, ETH_ALEN); 1361 wpa_supplicant_event(bss->ctx, EVENT_IBSS_RSN_START, &data); 1362} 1363 1364 1365static void nl80211_del_station_event(struct wpa_driver_nl80211_data *drv, 1366 struct i802_bss *bss, 1367 struct nlattr **tb) 1368{ 1369 u8 *addr; 1370 union wpa_event_data data; 1371 1372 if (tb[NL80211_ATTR_MAC] == NULL) 1373 return; 1374 addr = nla_data(tb[NL80211_ATTR_MAC]); 1375 wpa_printf(MSG_DEBUG, "nl80211: Delete station " MACSTR, 1376 MAC2STR(addr)); 1377 1378 if (is_ap_interface(drv->nlmode) && drv->device_ap_sme) { 1379 drv_event_disassoc(bss->ctx, addr); 1380 return; 1381 } 1382 1383 if (drv->nlmode != NL80211_IFTYPE_ADHOC) 1384 return; 1385 1386 os_memset(&data, 0, sizeof(data)); 1387 os_memcpy(data.ibss_peer_lost.peer, addr, ETH_ALEN); 1388 wpa_supplicant_event(bss->ctx, EVENT_IBSS_PEER_LOST, &data); 1389} 1390 1391 1392static void nl80211_rekey_offload_event(struct wpa_driver_nl80211_data *drv, 1393 struct nlattr **tb) 1394{ 1395 struct nlattr *rekey_info[NUM_NL80211_REKEY_DATA]; 1396 static struct nla_policy rekey_policy[NUM_NL80211_REKEY_DATA] = { 1397 [NL80211_REKEY_DATA_KEK] = { 1398 .minlen = NL80211_KEK_LEN, 1399 .maxlen = NL80211_KEK_LEN, 1400 }, 1401 [NL80211_REKEY_DATA_KCK] = { 1402 .minlen = NL80211_KCK_LEN, 1403 .maxlen = NL80211_KCK_LEN, 1404 }, 1405 [NL80211_REKEY_DATA_REPLAY_CTR] = { 1406 .minlen = NL80211_REPLAY_CTR_LEN, 1407 .maxlen = NL80211_REPLAY_CTR_LEN, 1408 }, 1409 }; 1410 union wpa_event_data data; 1411 1412 if (!tb[NL80211_ATTR_MAC] || 1413 !tb[NL80211_ATTR_REKEY_DATA] || 1414 nla_parse_nested(rekey_info, MAX_NL80211_REKEY_DATA, 1415 tb[NL80211_ATTR_REKEY_DATA], rekey_policy) || 1416 !rekey_info[NL80211_REKEY_DATA_REPLAY_CTR]) 1417 return; 1418 1419 os_memset(&data, 0, sizeof(data)); 1420 data.driver_gtk_rekey.bssid = nla_data(tb[NL80211_ATTR_MAC]); 1421 wpa_printf(MSG_DEBUG, "nl80211: Rekey offload event for BSSID " MACSTR, 1422 MAC2STR(data.driver_gtk_rekey.bssid)); 1423 data.driver_gtk_rekey.replay_ctr = 1424 nla_data(rekey_info[NL80211_REKEY_DATA_REPLAY_CTR]); 1425 wpa_hexdump(MSG_DEBUG, "nl80211: Rekey offload - Replay Counter", 1426 data.driver_gtk_rekey.replay_ctr, NL80211_REPLAY_CTR_LEN); 1427 wpa_supplicant_event(drv->ctx, EVENT_DRIVER_GTK_REKEY, &data); 1428} 1429 1430 1431static void nl80211_pmksa_candidate_event(struct wpa_driver_nl80211_data *drv, 1432 struct nlattr **tb) 1433{ 1434 struct nlattr *cand[NUM_NL80211_PMKSA_CANDIDATE]; 1435 static struct nla_policy cand_policy[NUM_NL80211_PMKSA_CANDIDATE] = { 1436 [NL80211_PMKSA_CANDIDATE_INDEX] = { .type = NLA_U32 }, 1437 [NL80211_PMKSA_CANDIDATE_BSSID] = { 1438 .minlen = ETH_ALEN, 1439 .maxlen = ETH_ALEN, 1440 }, 1441 [NL80211_PMKSA_CANDIDATE_PREAUTH] = { .type = NLA_FLAG }, 1442 }; 1443 union wpa_event_data data; 1444 1445 wpa_printf(MSG_DEBUG, "nl80211: PMKSA candidate event"); 1446 1447 if (!tb[NL80211_ATTR_PMKSA_CANDIDATE] || 1448 nla_parse_nested(cand, MAX_NL80211_PMKSA_CANDIDATE, 1449 tb[NL80211_ATTR_PMKSA_CANDIDATE], cand_policy) || 1450 !cand[NL80211_PMKSA_CANDIDATE_INDEX] || 1451 !cand[NL80211_PMKSA_CANDIDATE_BSSID]) 1452 return; 1453 1454 os_memset(&data, 0, sizeof(data)); 1455 os_memcpy(data.pmkid_candidate.bssid, 1456 nla_data(cand[NL80211_PMKSA_CANDIDATE_BSSID]), ETH_ALEN); 1457 data.pmkid_candidate.index = 1458 nla_get_u32(cand[NL80211_PMKSA_CANDIDATE_INDEX]); 1459 data.pmkid_candidate.preauth = 1460 cand[NL80211_PMKSA_CANDIDATE_PREAUTH] != NULL; 1461 wpa_supplicant_event(drv->ctx, EVENT_PMKID_CANDIDATE, &data); 1462} 1463 1464 1465static void nl80211_client_probe_event(struct wpa_driver_nl80211_data *drv, 1466 struct nlattr **tb) 1467{ 1468 union wpa_event_data data; 1469 const u8 *addr; 1470 u64 cookie = 0; 1471 1472 addr = nla_data(tb[NL80211_ATTR_MAC]); 1473 if (!addr) 1474 return; 1475 if (tb[NL80211_ATTR_COOKIE]) 1476 cookie = nla_get_u64(tb[NL80211_ATTR_COOKIE]); 1477 wpa_printf(MSG_DEBUG, "nl80211: Probe client event (addr=" MACSTR 1478 " ack=%d cookie=%llu)", MAC2STR(addr), 1479 tb[NL80211_ATTR_ACK] != NULL, 1480 (long long unsigned int) cookie); 1481 if (!tb[NL80211_ATTR_ACK]) 1482 return; 1483 1484 os_memset(&data, 0, sizeof(data)); 1485 os_memcpy(data.client_poll.addr, addr, ETH_ALEN); 1486 wpa_supplicant_event(drv->ctx, EVENT_DRIVER_CLIENT_POLL_OK, &data); 1487} 1488 1489 1490static void nl80211_tdls_oper_event(struct wpa_driver_nl80211_data *drv, 1491 struct nlattr **tb) 1492{ 1493 union wpa_event_data data; 1494 1495 wpa_printf(MSG_DEBUG, "nl80211: TDLS operation event"); 1496 1497 if (!tb[NL80211_ATTR_MAC] || !tb[NL80211_ATTR_TDLS_OPERATION]) 1498 return; 1499 1500 os_memset(&data, 0, sizeof(data)); 1501 os_memcpy(data.tdls.peer, nla_data(tb[NL80211_ATTR_MAC]), ETH_ALEN); 1502 switch (nla_get_u8(tb[NL80211_ATTR_TDLS_OPERATION])) { 1503 case NL80211_TDLS_SETUP: 1504 wpa_printf(MSG_DEBUG, "nl80211: TDLS setup request for peer " 1505 MACSTR, MAC2STR(data.tdls.peer)); 1506 data.tdls.oper = TDLS_REQUEST_SETUP; 1507 break; 1508 case NL80211_TDLS_TEARDOWN: 1509 wpa_printf(MSG_DEBUG, "nl80211: TDLS teardown request for peer " 1510 MACSTR, MAC2STR(data.tdls.peer)); 1511 data.tdls.oper = TDLS_REQUEST_TEARDOWN; 1512 break; 1513 case NL80211_TDLS_DISCOVERY_REQ: 1514 wpa_printf(MSG_DEBUG, 1515 "nl80211: TDLS discovery request for peer " MACSTR, 1516 MAC2STR(data.tdls.peer)); 1517 data.tdls.oper = TDLS_REQUEST_DISCOVER; 1518 break; 1519 default: 1520 wpa_printf(MSG_DEBUG, "nl80211: Unsupported TDLS operatione " 1521 "event"); 1522 return; 1523 } 1524 if (tb[NL80211_ATTR_REASON_CODE]) { 1525 data.tdls.reason_code = 1526 nla_get_u16(tb[NL80211_ATTR_REASON_CODE]); 1527 } 1528 1529 wpa_supplicant_event(drv->ctx, EVENT_TDLS, &data); 1530} 1531 1532 1533static void nl80211_stop_ap(struct wpa_driver_nl80211_data *drv, 1534 struct nlattr **tb) 1535{ 1536 wpa_supplicant_event(drv->ctx, EVENT_INTERFACE_UNAVAILABLE, NULL); 1537} 1538 1539 1540static void nl80211_connect_failed_event(struct wpa_driver_nl80211_data *drv, 1541 struct nlattr **tb) 1542{ 1543 union wpa_event_data data; 1544 u32 reason; 1545 1546 wpa_printf(MSG_DEBUG, "nl80211: Connect failed event"); 1547 1548 if (!tb[NL80211_ATTR_MAC] || !tb[NL80211_ATTR_CONN_FAILED_REASON]) 1549 return; 1550 1551 os_memset(&data, 0, sizeof(data)); 1552 os_memcpy(data.connect_failed_reason.addr, 1553 nla_data(tb[NL80211_ATTR_MAC]), ETH_ALEN); 1554 1555 reason = nla_get_u32(tb[NL80211_ATTR_CONN_FAILED_REASON]); 1556 switch (reason) { 1557 case NL80211_CONN_FAIL_MAX_CLIENTS: 1558 wpa_printf(MSG_DEBUG, "nl80211: Max client reached"); 1559 data.connect_failed_reason.code = MAX_CLIENT_REACHED; 1560 break; 1561 case NL80211_CONN_FAIL_BLOCKED_CLIENT: 1562 wpa_printf(MSG_DEBUG, "nl80211: Blocked client " MACSTR 1563 " tried to connect", 1564 MAC2STR(data.connect_failed_reason.addr)); 1565 data.connect_failed_reason.code = BLOCKED_CLIENT; 1566 break; 1567 default: 1568 wpa_printf(MSG_DEBUG, "nl8021l: Unknown connect failed reason " 1569 "%u", reason); 1570 return; 1571 } 1572 1573 wpa_supplicant_event(drv->ctx, EVENT_CONNECT_FAILED_REASON, &data); 1574} 1575 1576 1577static void nl80211_radar_event(struct wpa_driver_nl80211_data *drv, 1578 struct nlattr **tb) 1579{ 1580 union wpa_event_data data; 1581 enum nl80211_radar_event event_type; 1582 1583 if (!tb[NL80211_ATTR_WIPHY_FREQ] || !tb[NL80211_ATTR_RADAR_EVENT]) 1584 return; 1585 1586 os_memset(&data, 0, sizeof(data)); 1587 data.dfs_event.freq = nla_get_u32(tb[NL80211_ATTR_WIPHY_FREQ]); 1588 event_type = nla_get_u32(tb[NL80211_ATTR_RADAR_EVENT]); 1589 1590 /* Check HT params */ 1591 if (tb[NL80211_ATTR_WIPHY_CHANNEL_TYPE]) { 1592 data.dfs_event.ht_enabled = 1; 1593 data.dfs_event.chan_offset = 0; 1594 1595 switch (nla_get_u32(tb[NL80211_ATTR_WIPHY_CHANNEL_TYPE])) { 1596 case NL80211_CHAN_NO_HT: 1597 data.dfs_event.ht_enabled = 0; 1598 break; 1599 case NL80211_CHAN_HT20: 1600 break; 1601 case NL80211_CHAN_HT40PLUS: 1602 data.dfs_event.chan_offset = 1; 1603 break; 1604 case NL80211_CHAN_HT40MINUS: 1605 data.dfs_event.chan_offset = -1; 1606 break; 1607 } 1608 } 1609 1610 /* Get VHT params */ 1611 if (tb[NL80211_ATTR_CHANNEL_WIDTH]) 1612 data.dfs_event.chan_width = 1613 convert2width(nla_get_u32( 1614 tb[NL80211_ATTR_CHANNEL_WIDTH])); 1615 if (tb[NL80211_ATTR_CENTER_FREQ1]) 1616 data.dfs_event.cf1 = nla_get_u32(tb[NL80211_ATTR_CENTER_FREQ1]); 1617 if (tb[NL80211_ATTR_CENTER_FREQ2]) 1618 data.dfs_event.cf2 = nla_get_u32(tb[NL80211_ATTR_CENTER_FREQ2]); 1619 1620 wpa_printf(MSG_DEBUG, "nl80211: DFS event on freq %d MHz, ht: %d, offset: %d, width: %d, cf1: %dMHz, cf2: %dMHz", 1621 data.dfs_event.freq, data.dfs_event.ht_enabled, 1622 data.dfs_event.chan_offset, data.dfs_event.chan_width, 1623 data.dfs_event.cf1, data.dfs_event.cf2); 1624 1625 switch (event_type) { 1626 case NL80211_RADAR_DETECTED: 1627 wpa_supplicant_event(drv->ctx, EVENT_DFS_RADAR_DETECTED, &data); 1628 break; 1629 case NL80211_RADAR_CAC_FINISHED: 1630 wpa_supplicant_event(drv->ctx, EVENT_DFS_CAC_FINISHED, &data); 1631 break; 1632 case NL80211_RADAR_CAC_ABORTED: 1633 wpa_supplicant_event(drv->ctx, EVENT_DFS_CAC_ABORTED, &data); 1634 break; 1635 case NL80211_RADAR_NOP_FINISHED: 1636 wpa_supplicant_event(drv->ctx, EVENT_DFS_NOP_FINISHED, &data); 1637 break; 1638 case NL80211_RADAR_PRE_CAC_EXPIRED: 1639 wpa_supplicant_event(drv->ctx, EVENT_DFS_PRE_CAC_EXPIRED, 1640 &data); 1641 break; 1642 case NL80211_RADAR_CAC_STARTED: 1643 wpa_supplicant_event(drv->ctx, EVENT_DFS_CAC_STARTED, &data); 1644 break; 1645 default: 1646 wpa_printf(MSG_DEBUG, "nl80211: Unknown radar event %d " 1647 "received", event_type); 1648 break; 1649 } 1650} 1651 1652 1653static void nl80211_spurious_frame(struct i802_bss *bss, struct nlattr **tb, 1654 int wds) 1655{ 1656 struct wpa_driver_nl80211_data *drv = bss->drv; 1657 union wpa_event_data event; 1658 1659 if (!tb[NL80211_ATTR_MAC]) 1660 return; 1661 1662 os_memset(&event, 0, sizeof(event)); 1663 event.rx_from_unknown.bssid = bss->addr; 1664 event.rx_from_unknown.addr = nla_data(tb[NL80211_ATTR_MAC]); 1665 event.rx_from_unknown.wds = wds; 1666 1667 wpa_supplicant_event(drv->ctx, EVENT_RX_FROM_UNKNOWN, &event); 1668} 1669 1670 1671#ifdef CONFIG_DRIVER_NL80211_QCA 1672 1673static void qca_nl80211_avoid_freq(struct wpa_driver_nl80211_data *drv, 1674 const u8 *data, size_t len) 1675{ 1676 u32 i, count; 1677 union wpa_event_data event; 1678 struct wpa_freq_range *range = NULL; 1679 const struct qca_avoid_freq_list *freq_range; 1680 1681 freq_range = (const struct qca_avoid_freq_list *) data; 1682 if (len < sizeof(freq_range->count)) 1683 return; 1684 1685 count = freq_range->count; 1686 if (len < sizeof(freq_range->count) + 1687 count * sizeof(struct qca_avoid_freq_range)) { 1688 wpa_printf(MSG_DEBUG, "nl80211: Ignored too short avoid frequency list (len=%u)", 1689 (unsigned int) len); 1690 return; 1691 } 1692 1693 if (count > 0) { 1694 range = os_calloc(count, sizeof(struct wpa_freq_range)); 1695 if (range == NULL) 1696 return; 1697 } 1698 1699 os_memset(&event, 0, sizeof(event)); 1700 for (i = 0; i < count; i++) { 1701 unsigned int idx = event.freq_range.num; 1702 range[idx].min = freq_range->range[i].start_freq; 1703 range[idx].max = freq_range->range[i].end_freq; 1704 wpa_printf(MSG_DEBUG, "nl80211: Avoid frequency range: %u-%u", 1705 range[idx].min, range[idx].max); 1706 if (range[idx].min > range[idx].max) { 1707 wpa_printf(MSG_DEBUG, "nl80211: Ignore invalid frequency range"); 1708 continue; 1709 } 1710 event.freq_range.num++; 1711 } 1712 event.freq_range.range = range; 1713 1714 wpa_supplicant_event(drv->ctx, EVENT_AVOID_FREQUENCIES, &event); 1715 1716 os_free(range); 1717} 1718 1719 1720static enum hostapd_hw_mode get_qca_hw_mode(u8 hw_mode) 1721{ 1722 switch (hw_mode) { 1723 case QCA_ACS_MODE_IEEE80211B: 1724 return HOSTAPD_MODE_IEEE80211B; 1725 case QCA_ACS_MODE_IEEE80211G: 1726 return HOSTAPD_MODE_IEEE80211G; 1727 case QCA_ACS_MODE_IEEE80211A: 1728 return HOSTAPD_MODE_IEEE80211A; 1729 case QCA_ACS_MODE_IEEE80211AD: 1730 return HOSTAPD_MODE_IEEE80211AD; 1731 case QCA_ACS_MODE_IEEE80211ANY: 1732 return HOSTAPD_MODE_IEEE80211ANY; 1733 default: 1734 return NUM_HOSTAPD_MODES; 1735 } 1736} 1737 1738 1739static void qca_nl80211_acs_select_ch(struct wpa_driver_nl80211_data *drv, 1740 const u8 *data, size_t len) 1741{ 1742 struct nlattr *tb[QCA_WLAN_VENDOR_ATTR_ACS_MAX + 1]; 1743 union wpa_event_data event; 1744 1745 wpa_printf(MSG_DEBUG, 1746 "nl80211: ACS channel selection vendor event received"); 1747 1748 if (nla_parse(tb, QCA_WLAN_VENDOR_ATTR_ACS_MAX, 1749 (struct nlattr *) data, len, NULL) || 1750 !tb[QCA_WLAN_VENDOR_ATTR_ACS_PRIMARY_CHANNEL] || 1751 !tb[QCA_WLAN_VENDOR_ATTR_ACS_SECONDARY_CHANNEL]) 1752 return; 1753 1754 os_memset(&event, 0, sizeof(event)); 1755 event.acs_selected_channels.pri_channel = 1756 nla_get_u8(tb[QCA_WLAN_VENDOR_ATTR_ACS_PRIMARY_CHANNEL]); 1757 event.acs_selected_channels.sec_channel = 1758 nla_get_u8(tb[QCA_WLAN_VENDOR_ATTR_ACS_SECONDARY_CHANNEL]); 1759 if (tb[QCA_WLAN_VENDOR_ATTR_ACS_VHT_SEG0_CENTER_CHANNEL]) 1760 event.acs_selected_channels.vht_seg0_center_ch = 1761 nla_get_u8(tb[QCA_WLAN_VENDOR_ATTR_ACS_VHT_SEG0_CENTER_CHANNEL]); 1762 if (tb[QCA_WLAN_VENDOR_ATTR_ACS_VHT_SEG0_CENTER_CHANNEL]) 1763 event.acs_selected_channels.vht_seg1_center_ch = 1764 nla_get_u8(tb[QCA_WLAN_VENDOR_ATTR_ACS_VHT_SEG1_CENTER_CHANNEL]); 1765 if (tb[QCA_WLAN_VENDOR_ATTR_ACS_CHWIDTH]) 1766 event.acs_selected_channels.ch_width = 1767 nla_get_u16(tb[QCA_WLAN_VENDOR_ATTR_ACS_CHWIDTH]); 1768 if (tb[QCA_WLAN_VENDOR_ATTR_ACS_HW_MODE]) { 1769 u8 hw_mode = nla_get_u8(tb[QCA_WLAN_VENDOR_ATTR_ACS_HW_MODE]); 1770 1771 event.acs_selected_channels.hw_mode = get_qca_hw_mode(hw_mode); 1772 if (event.acs_selected_channels.hw_mode == NUM_HOSTAPD_MODES || 1773 event.acs_selected_channels.hw_mode == 1774 HOSTAPD_MODE_IEEE80211ANY) { 1775 wpa_printf(MSG_DEBUG, 1776 "nl80211: Invalid hw_mode %d in ACS selection event", 1777 hw_mode); 1778 return; 1779 } 1780 } 1781 1782 wpa_printf(MSG_INFO, 1783 "nl80211: ACS Results: PCH: %d SCH: %d BW: %d VHT0: %d VHT1: %d HW_MODE: %d", 1784 event.acs_selected_channels.pri_channel, 1785 event.acs_selected_channels.sec_channel, 1786 event.acs_selected_channels.ch_width, 1787 event.acs_selected_channels.vht_seg0_center_ch, 1788 event.acs_selected_channels.vht_seg1_center_ch, 1789 event.acs_selected_channels.hw_mode); 1790 1791 /* Ignore ACS channel list check for backwards compatibility */ 1792 1793 wpa_supplicant_event(drv->ctx, EVENT_ACS_CHANNEL_SELECTED, &event); 1794} 1795 1796 1797static void qca_nl80211_key_mgmt_auth(struct wpa_driver_nl80211_data *drv, 1798 const u8 *data, size_t len) 1799{ 1800 struct nlattr *tb[QCA_WLAN_VENDOR_ATTR_ROAM_AUTH_MAX + 1]; 1801 u8 *bssid; 1802 1803 wpa_printf(MSG_DEBUG, 1804 "nl80211: Key management roam+auth vendor event received"); 1805 1806 if (nla_parse(tb, QCA_WLAN_VENDOR_ATTR_ROAM_AUTH_MAX, 1807 (struct nlattr *) data, len, NULL) || 1808 !tb[QCA_WLAN_VENDOR_ATTR_ROAM_AUTH_BSSID] || 1809 nla_len(tb[QCA_WLAN_VENDOR_ATTR_ROAM_AUTH_BSSID]) != ETH_ALEN || 1810 !tb[QCA_WLAN_VENDOR_ATTR_ROAM_AUTH_REQ_IE] || 1811 !tb[QCA_WLAN_VENDOR_ATTR_ROAM_AUTH_RESP_IE] || 1812 !tb[QCA_WLAN_VENDOR_ATTR_ROAM_AUTH_AUTHORIZED]) 1813 return; 1814 1815 bssid = nla_data(tb[QCA_WLAN_VENDOR_ATTR_ROAM_AUTH_BSSID]); 1816 wpa_printf(MSG_DEBUG, " * roam BSSID " MACSTR, MAC2STR(bssid)); 1817 1818 mlme_event_connect(drv, NL80211_CMD_ROAM, NULL, 1819 tb[QCA_WLAN_VENDOR_ATTR_ROAM_AUTH_BSSID], 1820 tb[QCA_WLAN_VENDOR_ATTR_ROAM_AUTH_REQ_IE], 1821 tb[QCA_WLAN_VENDOR_ATTR_ROAM_AUTH_RESP_IE], 1822 NULL, NULL, 1823 tb[QCA_WLAN_VENDOR_ATTR_ROAM_AUTH_AUTHORIZED], 1824 tb[QCA_WLAN_VENDOR_ATTR_ROAM_AUTH_KEY_REPLAY_CTR], 1825 tb[QCA_WLAN_VENDOR_ATTR_ROAM_AUTH_PTK_KCK], 1826 tb[QCA_WLAN_VENDOR_ATTR_ROAM_AUTH_PTK_KEK], 1827 tb[QCA_WLAN_VENDOR_ATTR_ROAM_AUTH_SUBNET_STATUS], 1828 tb[QCA_WLAN_VENDOR_ATTR_ROAM_AUTH_FILS_ERP_NEXT_SEQ_NUM], 1829 tb[QCA_WLAN_VENDOR_ATTR_ROAM_AUTH_PMK], 1830 tb[QCA_WLAN_VENDOR_ATTR_ROAM_AUTH_PMKID]); 1831} 1832 1833 1834static void qca_nl80211_dfs_offload_radar_event( 1835 struct wpa_driver_nl80211_data *drv, u32 subcmd, u8 *msg, int length) 1836{ 1837 union wpa_event_data data; 1838 struct nlattr *tb[NL80211_ATTR_MAX + 1]; 1839 1840 wpa_printf(MSG_DEBUG, 1841 "nl80211: DFS offload radar vendor event received"); 1842 1843 if (nla_parse(tb, NL80211_ATTR_MAX, 1844 (struct nlattr *) msg, length, NULL)) 1845 return; 1846 1847 if (!tb[NL80211_ATTR_WIPHY_FREQ]) { 1848 wpa_printf(MSG_INFO, 1849 "nl80211: Error parsing WIPHY_FREQ in FS offload radar vendor event"); 1850 return; 1851 } 1852 1853 os_memset(&data, 0, sizeof(data)); 1854 data.dfs_event.freq = nla_get_u32(tb[NL80211_ATTR_WIPHY_FREQ]); 1855 1856 wpa_printf(MSG_DEBUG, "nl80211: DFS event on freq %d MHz", 1857 data.dfs_event.freq); 1858 1859 /* Check HT params */ 1860 if (tb[NL80211_ATTR_WIPHY_CHANNEL_TYPE]) { 1861 data.dfs_event.ht_enabled = 1; 1862 data.dfs_event.chan_offset = 0; 1863 1864 switch (nla_get_u32(tb[NL80211_ATTR_WIPHY_CHANNEL_TYPE])) { 1865 case NL80211_CHAN_NO_HT: 1866 data.dfs_event.ht_enabled = 0; 1867 break; 1868 case NL80211_CHAN_HT20: 1869 break; 1870 case NL80211_CHAN_HT40PLUS: 1871 data.dfs_event.chan_offset = 1; 1872 break; 1873 case NL80211_CHAN_HT40MINUS: 1874 data.dfs_event.chan_offset = -1; 1875 break; 1876 } 1877 } 1878 1879 /* Get VHT params */ 1880 if (tb[NL80211_ATTR_CHANNEL_WIDTH]) 1881 data.dfs_event.chan_width = 1882 convert2width(nla_get_u32( 1883 tb[NL80211_ATTR_CHANNEL_WIDTH])); 1884 if (tb[NL80211_ATTR_CENTER_FREQ1]) 1885 data.dfs_event.cf1 = nla_get_u32(tb[NL80211_ATTR_CENTER_FREQ1]); 1886 if (tb[NL80211_ATTR_CENTER_FREQ2]) 1887 data.dfs_event.cf2 = nla_get_u32(tb[NL80211_ATTR_CENTER_FREQ2]); 1888 1889 wpa_printf(MSG_DEBUG, "nl80211: DFS event on freq %d MHz, ht: %d, " 1890 "offset: %d, width: %d, cf1: %dMHz, cf2: %dMHz", 1891 data.dfs_event.freq, data.dfs_event.ht_enabled, 1892 data.dfs_event.chan_offset, data.dfs_event.chan_width, 1893 data.dfs_event.cf1, data.dfs_event.cf2); 1894 1895 switch (subcmd) { 1896 case QCA_NL80211_VENDOR_SUBCMD_DFS_OFFLOAD_RADAR_DETECTED: 1897 wpa_supplicant_event(drv->ctx, EVENT_DFS_RADAR_DETECTED, &data); 1898 break; 1899 case QCA_NL80211_VENDOR_SUBCMD_DFS_OFFLOAD_CAC_STARTED: 1900 wpa_supplicant_event(drv->ctx, EVENT_DFS_CAC_STARTED, &data); 1901 break; 1902 case QCA_NL80211_VENDOR_SUBCMD_DFS_OFFLOAD_CAC_FINISHED: 1903 wpa_supplicant_event(drv->ctx, EVENT_DFS_CAC_FINISHED, &data); 1904 break; 1905 case QCA_NL80211_VENDOR_SUBCMD_DFS_OFFLOAD_CAC_ABORTED: 1906 wpa_supplicant_event(drv->ctx, EVENT_DFS_CAC_ABORTED, &data); 1907 break; 1908 case QCA_NL80211_VENDOR_SUBCMD_DFS_OFFLOAD_CAC_NOP_FINISHED: 1909 wpa_supplicant_event(drv->ctx, EVENT_DFS_NOP_FINISHED, &data); 1910 break; 1911 default: 1912 wpa_printf(MSG_DEBUG, 1913 "nl80211: Unknown DFS offload radar event %d received", 1914 subcmd); 1915 break; 1916 } 1917} 1918 1919 1920static void qca_nl80211_scan_trigger_event(struct wpa_driver_nl80211_data *drv, 1921 u8 *data, size_t len) 1922{ 1923 struct nlattr *tb[QCA_WLAN_VENDOR_ATTR_SCAN_MAX + 1]; 1924 u64 cookie = 0; 1925 union wpa_event_data event; 1926 struct scan_info *info; 1927 1928 if (nla_parse(tb, QCA_WLAN_VENDOR_ATTR_SCAN_MAX, 1929 (struct nlattr *) data, len, NULL) || 1930 !tb[QCA_WLAN_VENDOR_ATTR_SCAN_COOKIE]) 1931 return; 1932 1933 cookie = nla_get_u64(tb[QCA_WLAN_VENDOR_ATTR_SCAN_COOKIE]); 1934 if (cookie != drv->vendor_scan_cookie) { 1935 /* External scan trigger event, ignore */ 1936 return; 1937 } 1938 1939 /* Cookie match, own scan */ 1940 os_memset(&event, 0, sizeof(event)); 1941 info = &event.scan_info; 1942 info->external_scan = 0; 1943 info->nl_scan_event = 0; 1944 1945 drv->scan_state = SCAN_STARTED; 1946 wpa_supplicant_event(drv->ctx, EVENT_SCAN_STARTED, &event); 1947} 1948 1949 1950static void send_vendor_scan_event(struct wpa_driver_nl80211_data *drv, 1951 int aborted, struct nlattr *tb[], 1952 int external_scan) 1953{ 1954 union wpa_event_data event; 1955 struct nlattr *nl; 1956 int rem; 1957 struct scan_info *info; 1958 int freqs[MAX_REPORT_FREQS]; 1959 int num_freqs = 0; 1960 1961 os_memset(&event, 0, sizeof(event)); 1962 info = &event.scan_info; 1963 info->aborted = aborted; 1964 info->external_scan = external_scan; 1965 1966 if (tb[QCA_WLAN_VENDOR_ATTR_SCAN_SSIDS]) { 1967 nla_for_each_nested(nl, 1968 tb[QCA_WLAN_VENDOR_ATTR_SCAN_SSIDS], rem) { 1969 struct wpa_driver_scan_ssid *s = 1970 &info->ssids[info->num_ssids]; 1971 s->ssid = nla_data(nl); 1972 s->ssid_len = nla_len(nl); 1973 wpa_printf(MSG_DEBUG, 1974 "nl80211: Scan probed for SSID '%s'", 1975 wpa_ssid_txt(s->ssid, s->ssid_len)); 1976 info->num_ssids++; 1977 if (info->num_ssids == WPAS_MAX_SCAN_SSIDS) 1978 break; 1979 } 1980 } 1981 1982 if (tb[QCA_WLAN_VENDOR_ATTR_SCAN_FREQUENCIES]) { 1983 char msg[300], *pos, *end; 1984 int res; 1985 1986 pos = msg; 1987 end = pos + sizeof(msg); 1988 *pos = '\0'; 1989 1990 nla_for_each_nested(nl, 1991 tb[QCA_WLAN_VENDOR_ATTR_SCAN_FREQUENCIES], 1992 rem) { 1993 freqs[num_freqs] = nla_get_u32(nl); 1994 res = os_snprintf(pos, end - pos, " %d", 1995 freqs[num_freqs]); 1996 if (!os_snprintf_error(end - pos, res)) 1997 pos += res; 1998 num_freqs++; 1999 if (num_freqs == MAX_REPORT_FREQS - 1) 2000 break; 2001 } 2002 2003 info->freqs = freqs; 2004 info->num_freqs = num_freqs; 2005 wpa_printf(MSG_DEBUG, "nl80211: Scan included frequencies:%s", 2006 msg); 2007 } 2008 wpa_supplicant_event(drv->ctx, EVENT_SCAN_RESULTS, &event); 2009} 2010 2011 2012static void qca_nl80211_scan_done_event(struct wpa_driver_nl80211_data *drv, 2013 u8 *data, size_t len) 2014{ 2015 struct nlattr *tb[QCA_WLAN_VENDOR_ATTR_SCAN_MAX + 1]; 2016 u64 cookie = 0; 2017 enum scan_status status; 2018 int external_scan; 2019 2020 if (nla_parse(tb, QCA_WLAN_VENDOR_ATTR_SCAN_MAX, 2021 (struct nlattr *) data, len, NULL) || 2022 !tb[QCA_WLAN_VENDOR_ATTR_SCAN_STATUS] || 2023 !tb[QCA_WLAN_VENDOR_ATTR_SCAN_COOKIE]) 2024 return; 2025 2026 status = nla_get_u8(tb[QCA_WLAN_VENDOR_ATTR_SCAN_STATUS]); 2027 if (status >= VENDOR_SCAN_STATUS_MAX) 2028 return; /* invalid status */ 2029 2030 cookie = nla_get_u64(tb[QCA_WLAN_VENDOR_ATTR_SCAN_COOKIE]); 2031 if (cookie != drv->vendor_scan_cookie) { 2032 /* Event from an external scan, get scan results */ 2033 external_scan = 1; 2034 } else { 2035 external_scan = 0; 2036 if (status == VENDOR_SCAN_STATUS_NEW_RESULTS) 2037 drv->scan_state = SCAN_COMPLETED; 2038 else 2039 drv->scan_state = SCAN_ABORTED; 2040 2041 eloop_cancel_timeout(wpa_driver_nl80211_scan_timeout, drv, 2042 drv->ctx); 2043 drv->vendor_scan_cookie = 0; 2044 drv->last_scan_cmd = 0; 2045 } 2046 2047 send_vendor_scan_event(drv, (status == VENDOR_SCAN_STATUS_ABORTED), tb, 2048 external_scan); 2049} 2050 2051 2052static void qca_nl80211_p2p_lo_stop_event(struct wpa_driver_nl80211_data *drv, 2053 u8 *data, size_t len) 2054{ 2055 struct nlattr *tb[QCA_WLAN_VENDOR_ATTR_P2P_LISTEN_OFFLOAD_MAX + 1]; 2056 union wpa_event_data event; 2057 2058 wpa_printf(MSG_DEBUG, 2059 "nl80211: P2P listen offload stop vendor event received"); 2060 2061 if (nla_parse(tb, QCA_WLAN_VENDOR_ATTR_P2P_LISTEN_OFFLOAD_MAX, 2062 (struct nlattr *) data, len, NULL) || 2063 !tb[QCA_WLAN_VENDOR_ATTR_P2P_LISTEN_OFFLOAD_STOP_REASON]) 2064 return; 2065 2066 os_memset(&event, 0, sizeof(event)); 2067 event.p2p_lo_stop.reason_code = 2068 nla_get_u8(tb[QCA_WLAN_VENDOR_ATTR_P2P_LISTEN_OFFLOAD_STOP_REASON]); 2069 2070 wpa_printf(MSG_DEBUG, 2071 "nl80211: P2P Listen offload stop reason: %d", 2072 event.p2p_lo_stop.reason_code); 2073 wpa_supplicant_event(drv->ctx, EVENT_P2P_LO_STOP, &event); 2074} 2075 2076#endif /* CONFIG_DRIVER_NL80211_QCA */ 2077 2078 2079static void nl80211_vendor_event_qca(struct wpa_driver_nl80211_data *drv, 2080 u32 subcmd, u8 *data, size_t len) 2081{ 2082 switch (subcmd) { 2083 case QCA_NL80211_VENDOR_SUBCMD_TEST: 2084 wpa_hexdump(MSG_DEBUG, "nl80211: QCA test event", data, len); 2085 break; 2086#ifdef CONFIG_DRIVER_NL80211_QCA 2087 case QCA_NL80211_VENDOR_SUBCMD_AVOID_FREQUENCY: 2088 qca_nl80211_avoid_freq(drv, data, len); 2089 break; 2090 case QCA_NL80211_VENDOR_SUBCMD_KEY_MGMT_ROAM_AUTH: 2091 qca_nl80211_key_mgmt_auth(drv, data, len); 2092 break; 2093 case QCA_NL80211_VENDOR_SUBCMD_DO_ACS: 2094 qca_nl80211_acs_select_ch(drv, data, len); 2095 break; 2096 case QCA_NL80211_VENDOR_SUBCMD_DFS_OFFLOAD_CAC_STARTED: 2097 case QCA_NL80211_VENDOR_SUBCMD_DFS_OFFLOAD_CAC_FINISHED: 2098 case QCA_NL80211_VENDOR_SUBCMD_DFS_OFFLOAD_CAC_ABORTED: 2099 case QCA_NL80211_VENDOR_SUBCMD_DFS_OFFLOAD_CAC_NOP_FINISHED: 2100 case QCA_NL80211_VENDOR_SUBCMD_DFS_OFFLOAD_RADAR_DETECTED: 2101 qca_nl80211_dfs_offload_radar_event(drv, subcmd, data, len); 2102 break; 2103 case QCA_NL80211_VENDOR_SUBCMD_TRIGGER_SCAN: 2104 qca_nl80211_scan_trigger_event(drv, data, len); 2105 break; 2106 case QCA_NL80211_VENDOR_SUBCMD_SCAN_DONE: 2107 qca_nl80211_scan_done_event(drv, data, len); 2108 break; 2109 case QCA_NL80211_VENDOR_SUBCMD_P2P_LISTEN_OFFLOAD_STOP: 2110 qca_nl80211_p2p_lo_stop_event(drv, data, len); 2111 break; 2112#endif /* CONFIG_DRIVER_NL80211_QCA */ 2113 default: 2114 wpa_printf(MSG_DEBUG, 2115 "nl80211: Ignore unsupported QCA vendor event %u", 2116 subcmd); 2117 break; 2118 } 2119} 2120 2121 2122static void nl80211_vendor_event(struct wpa_driver_nl80211_data *drv, 2123 struct nlattr **tb) 2124{ 2125 u32 vendor_id, subcmd, wiphy = 0; 2126 int wiphy_idx; 2127 u8 *data = NULL; 2128 size_t len = 0; 2129 2130 if (!tb[NL80211_ATTR_VENDOR_ID] || 2131 !tb[NL80211_ATTR_VENDOR_SUBCMD]) 2132 return; 2133 2134 vendor_id = nla_get_u32(tb[NL80211_ATTR_VENDOR_ID]); 2135 subcmd = nla_get_u32(tb[NL80211_ATTR_VENDOR_SUBCMD]); 2136 2137 if (tb[NL80211_ATTR_WIPHY]) 2138 wiphy = nla_get_u32(tb[NL80211_ATTR_WIPHY]); 2139 2140 wpa_printf(MSG_DEBUG, "nl80211: Vendor event: wiphy=%u vendor_id=0x%x subcmd=%u", 2141 wiphy, vendor_id, subcmd); 2142 2143 if (tb[NL80211_ATTR_VENDOR_DATA]) { 2144 data = nla_data(tb[NL80211_ATTR_VENDOR_DATA]); 2145 len = nla_len(tb[NL80211_ATTR_VENDOR_DATA]); 2146 wpa_hexdump(MSG_MSGDUMP, "nl80211: Vendor data", data, len); 2147 } 2148 2149 wiphy_idx = nl80211_get_wiphy_index(drv->first_bss); 2150 if (wiphy_idx >= 0 && wiphy_idx != (int) wiphy) { 2151 wpa_printf(MSG_DEBUG, "nl80211: Ignore vendor event for foreign wiphy %u (own: %d)", 2152 wiphy, wiphy_idx); 2153 return; 2154 } 2155 2156 switch (vendor_id) { 2157 case OUI_QCA: 2158 nl80211_vendor_event_qca(drv, subcmd, data, len); 2159 break; 2160 default: 2161 wpa_printf(MSG_DEBUG, "nl80211: Ignore unsupported vendor event"); 2162 break; 2163 } 2164} 2165 2166 2167static void nl80211_reg_change_event(struct wpa_driver_nl80211_data *drv, 2168 struct nlattr *tb[]) 2169{ 2170 union wpa_event_data data; 2171 enum nl80211_reg_initiator init; 2172 2173 wpa_printf(MSG_DEBUG, "nl80211: Regulatory domain change"); 2174 2175 if (tb[NL80211_ATTR_REG_INITIATOR] == NULL) 2176 return; 2177 2178 os_memset(&data, 0, sizeof(data)); 2179 init = nla_get_u8(tb[NL80211_ATTR_REG_INITIATOR]); 2180 wpa_printf(MSG_DEBUG, " * initiator=%d", init); 2181 switch (init) { 2182 case NL80211_REGDOM_SET_BY_CORE: 2183 data.channel_list_changed.initiator = REGDOM_SET_BY_CORE; 2184 break; 2185 case NL80211_REGDOM_SET_BY_USER: 2186 data.channel_list_changed.initiator = REGDOM_SET_BY_USER; 2187 break; 2188 case NL80211_REGDOM_SET_BY_DRIVER: 2189 data.channel_list_changed.initiator = REGDOM_SET_BY_DRIVER; 2190 break; 2191 case NL80211_REGDOM_SET_BY_COUNTRY_IE: 2192 data.channel_list_changed.initiator = REGDOM_SET_BY_COUNTRY_IE; 2193 break; 2194 } 2195 2196 if (tb[NL80211_ATTR_REG_TYPE]) { 2197 enum nl80211_reg_type type; 2198 type = nla_get_u8(tb[NL80211_ATTR_REG_TYPE]); 2199 wpa_printf(MSG_DEBUG, " * type=%d", type); 2200 switch (type) { 2201 case NL80211_REGDOM_TYPE_COUNTRY: 2202 data.channel_list_changed.type = REGDOM_TYPE_COUNTRY; 2203 break; 2204 case NL80211_REGDOM_TYPE_WORLD: 2205 data.channel_list_changed.type = REGDOM_TYPE_WORLD; 2206 break; 2207 case NL80211_REGDOM_TYPE_CUSTOM_WORLD: 2208 data.channel_list_changed.type = 2209 REGDOM_TYPE_CUSTOM_WORLD; 2210 break; 2211 case NL80211_REGDOM_TYPE_INTERSECTION: 2212 data.channel_list_changed.type = 2213 REGDOM_TYPE_INTERSECTION; 2214 break; 2215 } 2216 } 2217 2218 if (tb[NL80211_ATTR_REG_ALPHA2]) { 2219 os_strlcpy(data.channel_list_changed.alpha2, 2220 nla_get_string(tb[NL80211_ATTR_REG_ALPHA2]), 2221 sizeof(data.channel_list_changed.alpha2)); 2222 wpa_printf(MSG_DEBUG, " * alpha2=%s", 2223 data.channel_list_changed.alpha2); 2224 } 2225 2226 wpa_supplicant_event(drv->ctx, EVENT_CHANNEL_LIST_CHANGED, &data); 2227} 2228 2229 2230static void nl80211_dump_freq(const char *title, struct nlattr *nl_freq) 2231{ 2232 static struct nla_policy freq_policy[NL80211_FREQUENCY_ATTR_MAX + 1] = { 2233 [NL80211_FREQUENCY_ATTR_FREQ] = { .type = NLA_U32 }, 2234 [NL80211_FREQUENCY_ATTR_DISABLED] = { .type = NLA_FLAG }, 2235 [NL80211_FREQUENCY_ATTR_NO_IR] = { .type = NLA_FLAG }, 2236 [NL80211_FREQUENCY_ATTR_RADAR] = { .type = NLA_FLAG }, 2237 [NL80211_FREQUENCY_ATTR_MAX_TX_POWER] = { .type = NLA_U32 }, 2238 }; 2239 struct nlattr *tb[NL80211_FREQUENCY_ATTR_MAX + 1]; 2240 u32 freq = 0, max_tx_power = 0; 2241 2242 nla_parse(tb, NL80211_FREQUENCY_ATTR_MAX, 2243 nla_data(nl_freq), nla_len(nl_freq), freq_policy); 2244 2245 if (tb[NL80211_FREQUENCY_ATTR_FREQ]) 2246 freq = nla_get_u32(tb[NL80211_FREQUENCY_ATTR_FREQ]); 2247 if (tb[NL80211_FREQUENCY_ATTR_MAX_TX_POWER]) 2248 max_tx_power = 2249 nla_get_u32(tb[NL80211_FREQUENCY_ATTR_MAX_TX_POWER]); 2250 2251 wpa_printf(MSG_DEBUG, 2252 "nl80211: Channel (%s): freq=%u max_tx_power=%u%s%s%s", 2253 title, freq, max_tx_power, 2254 tb[NL80211_FREQUENCY_ATTR_DISABLED] ? " disabled" : "", 2255 tb[NL80211_FREQUENCY_ATTR_NO_IR] ? " no-IR" : "", 2256 tb[NL80211_FREQUENCY_ATTR_RADAR] ? " radar" : ""); 2257} 2258 2259 2260static void nl80211_reg_beacon_hint_event(struct wpa_driver_nl80211_data *drv, 2261 struct nlattr *tb[]) 2262{ 2263 union wpa_event_data data; 2264 2265 wpa_printf(MSG_DEBUG, "nl80211: Regulatory beacon hint"); 2266 os_memset(&data, 0, sizeof(data)); 2267 data.channel_list_changed.initiator = REGDOM_BEACON_HINT; 2268 2269 if (tb[NL80211_ATTR_FREQ_BEFORE]) 2270 nl80211_dump_freq("before", tb[NL80211_ATTR_FREQ_BEFORE]); 2271 if (tb[NL80211_ATTR_FREQ_AFTER]) 2272 nl80211_dump_freq("after", tb[NL80211_ATTR_FREQ_AFTER]); 2273 2274 wpa_supplicant_event(drv->ctx, EVENT_CHANNEL_LIST_CHANGED, &data); 2275} 2276 2277 2278static void nl80211_external_auth(struct wpa_driver_nl80211_data *drv, 2279 struct nlattr **tb) 2280{ 2281 union wpa_event_data event; 2282 enum nl80211_external_auth_action act; 2283 2284 if (!tb[NL80211_ATTR_AKM_SUITES] || 2285 !tb[NL80211_ATTR_EXTERNAL_AUTH_ACTION] || 2286 !tb[NL80211_ATTR_BSSID] || 2287 !tb[NL80211_ATTR_SSID]) 2288 return; 2289 2290 os_memset(&event, 0, sizeof(event)); 2291 act = nla_get_u32(tb[NL80211_ATTR_EXTERNAL_AUTH_ACTION]); 2292 switch (act) { 2293 case NL80211_EXTERNAL_AUTH_START: 2294 event.external_auth.action = EXT_AUTH_START; 2295 break; 2296 case NL80211_EXTERNAL_AUTH_ABORT: 2297 event.external_auth.action = EXT_AUTH_ABORT; 2298 break; 2299 default: 2300 return; 2301 } 2302 2303 event.external_auth.key_mgmt_suite = 2304 nla_get_u32(tb[NL80211_ATTR_AKM_SUITES]); 2305 2306 event.external_auth.ssid_len = nla_len(tb[NL80211_ATTR_SSID]); 2307 if (event.external_auth.ssid_len > SSID_MAX_LEN) 2308 return; 2309 event.external_auth.ssid = nla_data(tb[NL80211_ATTR_SSID]); 2310 2311 event.external_auth.bssid = nla_data(tb[NL80211_ATTR_BSSID]); 2312 2313 wpa_printf(MSG_DEBUG, 2314 "nl80211: External auth action: %u, AKM: 0x%x", 2315 event.external_auth.action, 2316 event.external_auth.key_mgmt_suite); 2317 wpa_supplicant_event(drv->ctx, EVENT_EXTERNAL_AUTH, &event); 2318} 2319 2320 2321static void nl80211_port_authorized(struct wpa_driver_nl80211_data *drv, 2322 struct nlattr **tb) 2323{ 2324 const u8 *addr; 2325 2326 if (!tb[NL80211_ATTR_MAC] || 2327 nla_len(tb[NL80211_ATTR_MAC]) != ETH_ALEN) { 2328 wpa_printf(MSG_DEBUG, 2329 "nl80211: Ignore port authorized event without BSSID"); 2330 return; 2331 } 2332 2333 addr = nla_data(tb[NL80211_ATTR_MAC]); 2334 if (os_memcmp(addr, drv->bssid, ETH_ALEN) != 0) { 2335 wpa_printf(MSG_DEBUG, 2336 "nl80211: Ignore port authorized event for " MACSTR 2337 " (not the currently connected BSSID " MACSTR ")", 2338 MAC2STR(addr), MAC2STR(drv->bssid)); 2339 return; 2340 } 2341 2342 wpa_supplicant_event(drv->ctx, EVENT_PORT_AUTHORIZED, NULL); 2343} 2344 2345 2346static void nl80211_sta_opmode_change_event(struct wpa_driver_nl80211_data *drv, 2347 struct nlattr **tb) 2348{ 2349 union wpa_event_data ed; 2350 u8 smps_mode, max_bw; 2351 2352 if (!tb[NL80211_ATTR_MAC] || 2353 (!tb[NL80211_ATTR_CHANNEL_WIDTH] && 2354 !tb[NL80211_ATTR_SMPS_MODE] && 2355 !tb[NL80211_ATTR_NSS])) 2356 return; 2357 2358 ed.sta_opmode.smps_mode = SMPS_INVALID; 2359 ed.sta_opmode.chan_width = CHAN_WIDTH_UNKNOWN; 2360 ed.sta_opmode.rx_nss = 0xff; 2361 ed.sta_opmode.addr = nla_data(tb[NL80211_ATTR_MAC]); 2362 2363 if (tb[NL80211_ATTR_SMPS_MODE]) { 2364 smps_mode = nla_get_u8(tb[NL80211_ATTR_SMPS_MODE]); 2365 switch (smps_mode) { 2366 case NL80211_SMPS_OFF: 2367 ed.sta_opmode.smps_mode = SMPS_OFF; 2368 break; 2369 case NL80211_SMPS_STATIC: 2370 ed.sta_opmode.smps_mode = SMPS_STATIC; 2371 break; 2372 case NL80211_SMPS_DYNAMIC: 2373 ed.sta_opmode.smps_mode = SMPS_DYNAMIC; 2374 break; 2375 default: 2376 ed.sta_opmode.smps_mode = SMPS_INVALID; 2377 break; 2378 } 2379 } 2380 2381 if (tb[NL80211_ATTR_CHANNEL_WIDTH]) { 2382 max_bw = nla_get_u32(tb[NL80211_ATTR_CHANNEL_WIDTH]); 2383 switch (max_bw) { 2384 case NL80211_CHAN_WIDTH_20_NOHT: 2385 ed.sta_opmode.chan_width = CHAN_WIDTH_20_NOHT; 2386 break; 2387 case NL80211_CHAN_WIDTH_20: 2388 ed.sta_opmode.chan_width = CHAN_WIDTH_20; 2389 break; 2390 case NL80211_CHAN_WIDTH_40: 2391 ed.sta_opmode.chan_width = CHAN_WIDTH_40; 2392 break; 2393 case NL80211_CHAN_WIDTH_80: 2394 ed.sta_opmode.chan_width = CHAN_WIDTH_80; 2395 break; 2396 case NL80211_CHAN_WIDTH_80P80: 2397 ed.sta_opmode.chan_width = CHAN_WIDTH_80P80; 2398 break; 2399 case NL80211_CHAN_WIDTH_160: 2400 ed.sta_opmode.chan_width = CHAN_WIDTH_160; 2401 break; 2402 default: 2403 ed.sta_opmode.chan_width = CHAN_WIDTH_UNKNOWN; 2404 break; 2405 2406 } 2407 } 2408 2409 if (tb[NL80211_ATTR_NSS]) 2410 ed.sta_opmode.rx_nss = nla_get_u8(tb[NL80211_ATTR_NSS]); 2411 2412 wpa_supplicant_event(drv->ctx, EVENT_STATION_OPMODE_CHANGED, &ed); 2413} 2414 2415 2416static void do_process_drv_event(struct i802_bss *bss, int cmd, 2417 struct nlattr **tb) 2418{ 2419 struct wpa_driver_nl80211_data *drv = bss->drv; 2420 int external_scan_event = 0; 2421 2422 wpa_printf(MSG_DEBUG, "nl80211: Drv Event %d (%s) received for %s", 2423 cmd, nl80211_command_to_string(cmd), bss->ifname); 2424 2425 if (cmd == NL80211_CMD_ROAM && 2426 (drv->capa.flags & WPA_DRIVER_FLAGS_KEY_MGMT_OFFLOAD)) { 2427 /* 2428 * Device will use roam+auth vendor event to indicate 2429 * roaming, so ignore the regular roam event. 2430 */ 2431 wpa_printf(MSG_DEBUG, 2432 "nl80211: Ignore roam event (cmd=%d), device will use vendor event roam+auth", 2433 cmd); 2434 return; 2435 } 2436 2437 if (drv->ap_scan_as_station != NL80211_IFTYPE_UNSPECIFIED && 2438 (cmd == NL80211_CMD_NEW_SCAN_RESULTS || 2439 cmd == NL80211_CMD_SCAN_ABORTED)) { 2440 wpa_driver_nl80211_set_mode(drv->first_bss, 2441 drv->ap_scan_as_station); 2442 drv->ap_scan_as_station = NL80211_IFTYPE_UNSPECIFIED; 2443 } 2444 2445 switch (cmd) { 2446 case NL80211_CMD_TRIGGER_SCAN: 2447 wpa_dbg(drv->ctx, MSG_DEBUG, "nl80211: Scan trigger"); 2448 drv->scan_state = SCAN_STARTED; 2449 if (drv->scan_for_auth) { 2450 /* 2451 * Cannot indicate EVENT_SCAN_STARTED here since we skip 2452 * EVENT_SCAN_RESULTS in scan_for_auth case and the 2453 * upper layer implementation could get confused about 2454 * scanning state. 2455 */ 2456 wpa_printf(MSG_DEBUG, "nl80211: Do not indicate scan-start event due to internal scan_for_auth"); 2457 break; 2458 } 2459 wpa_supplicant_event(drv->ctx, EVENT_SCAN_STARTED, NULL); 2460 break; 2461 case NL80211_CMD_START_SCHED_SCAN: 2462 wpa_dbg(drv->ctx, MSG_DEBUG, "nl80211: Sched scan started"); 2463 drv->scan_state = SCHED_SCAN_STARTED; 2464 break; 2465 case NL80211_CMD_SCHED_SCAN_STOPPED: 2466 wpa_dbg(drv->ctx, MSG_DEBUG, "nl80211: Sched scan stopped"); 2467 drv->scan_state = SCHED_SCAN_STOPPED; 2468 wpa_supplicant_event(drv->ctx, EVENT_SCHED_SCAN_STOPPED, NULL); 2469 break; 2470 case NL80211_CMD_NEW_SCAN_RESULTS: 2471 wpa_dbg(drv->ctx, MSG_DEBUG, 2472 "nl80211: New scan results available"); 2473 if (drv->last_scan_cmd != NL80211_CMD_VENDOR) 2474 drv->scan_state = SCAN_COMPLETED; 2475 drv->scan_complete_events = 1; 2476 if (drv->last_scan_cmd == NL80211_CMD_TRIGGER_SCAN) { 2477 eloop_cancel_timeout(wpa_driver_nl80211_scan_timeout, 2478 drv, drv->ctx); 2479 drv->last_scan_cmd = 0; 2480 } else { 2481 external_scan_event = 1; 2482 } 2483 send_scan_event(drv, 0, tb, external_scan_event); 2484 break; 2485 case NL80211_CMD_SCHED_SCAN_RESULTS: 2486 wpa_dbg(drv->ctx, MSG_DEBUG, 2487 "nl80211: New sched scan results available"); 2488 drv->scan_state = SCHED_SCAN_RESULTS; 2489 send_scan_event(drv, 0, tb, 0); 2490 break; 2491 case NL80211_CMD_SCAN_ABORTED: 2492 wpa_dbg(drv->ctx, MSG_DEBUG, "nl80211: Scan aborted"); 2493 if (drv->last_scan_cmd != NL80211_CMD_VENDOR) 2494 drv->scan_state = SCAN_ABORTED; 2495 if (drv->last_scan_cmd == NL80211_CMD_TRIGGER_SCAN) { 2496 /* 2497 * Need to indicate that scan results are available in 2498 * order not to make wpa_supplicant stop its scanning. 2499 */ 2500 eloop_cancel_timeout(wpa_driver_nl80211_scan_timeout, 2501 drv, drv->ctx); 2502 drv->last_scan_cmd = 0; 2503 } else { 2504 external_scan_event = 1; 2505 } 2506 send_scan_event(drv, 1, tb, external_scan_event); 2507 break; 2508 case NL80211_CMD_AUTHENTICATE: 2509 case NL80211_CMD_ASSOCIATE: 2510 case NL80211_CMD_DEAUTHENTICATE: 2511 case NL80211_CMD_DISASSOCIATE: 2512 case NL80211_CMD_FRAME_TX_STATUS: 2513 case NL80211_CMD_UNPROT_DEAUTHENTICATE: 2514 case NL80211_CMD_UNPROT_DISASSOCIATE: 2515 mlme_event(bss, cmd, tb[NL80211_ATTR_FRAME], 2516 tb[NL80211_ATTR_MAC], tb[NL80211_ATTR_TIMED_OUT], 2517 tb[NL80211_ATTR_WIPHY_FREQ], tb[NL80211_ATTR_ACK], 2518 tb[NL80211_ATTR_COOKIE], 2519 tb[NL80211_ATTR_RX_SIGNAL_DBM], 2520 tb[NL80211_ATTR_STA_WME], 2521 tb[NL80211_ATTR_REQ_IE]); 2522 break; 2523 case NL80211_CMD_CONNECT: 2524 case NL80211_CMD_ROAM: 2525 mlme_event_connect(drv, cmd, 2526 tb[NL80211_ATTR_STATUS_CODE], 2527 tb[NL80211_ATTR_MAC], 2528 tb[NL80211_ATTR_REQ_IE], 2529 tb[NL80211_ATTR_RESP_IE], 2530 tb[NL80211_ATTR_TIMED_OUT], 2531 tb[NL80211_ATTR_TIMEOUT_REASON], 2532 NULL, NULL, NULL, 2533 tb[NL80211_ATTR_FILS_KEK], 2534 NULL, 2535 tb[NL80211_ATTR_FILS_ERP_NEXT_SEQ_NUM], 2536 tb[NL80211_ATTR_PMK], 2537 tb[NL80211_ATTR_PMKID]); 2538 break; 2539 case NL80211_CMD_CH_SWITCH_STARTED_NOTIFY: 2540 mlme_event_ch_switch(drv, 2541 tb[NL80211_ATTR_IFINDEX], 2542 tb[NL80211_ATTR_WIPHY_FREQ], 2543 tb[NL80211_ATTR_WIPHY_CHANNEL_TYPE], 2544 tb[NL80211_ATTR_CHANNEL_WIDTH], 2545 tb[NL80211_ATTR_CENTER_FREQ1], 2546 tb[NL80211_ATTR_CENTER_FREQ2], 2547 0); 2548 break; 2549 case NL80211_CMD_CH_SWITCH_NOTIFY: 2550 mlme_event_ch_switch(drv, 2551 tb[NL80211_ATTR_IFINDEX], 2552 tb[NL80211_ATTR_WIPHY_FREQ], 2553 tb[NL80211_ATTR_WIPHY_CHANNEL_TYPE], 2554 tb[NL80211_ATTR_CHANNEL_WIDTH], 2555 tb[NL80211_ATTR_CENTER_FREQ1], 2556 tb[NL80211_ATTR_CENTER_FREQ2], 2557 1); 2558 break; 2559 case NL80211_CMD_DISCONNECT: 2560 mlme_event_disconnect(drv, tb[NL80211_ATTR_REASON_CODE], 2561 tb[NL80211_ATTR_MAC], 2562 tb[NL80211_ATTR_DISCONNECTED_BY_AP]); 2563 break; 2564 case NL80211_CMD_MICHAEL_MIC_FAILURE: 2565 mlme_event_michael_mic_failure(bss, tb); 2566 break; 2567 case NL80211_CMD_JOIN_IBSS: 2568 mlme_event_join_ibss(drv, tb); 2569 break; 2570 case NL80211_CMD_REMAIN_ON_CHANNEL: 2571 mlme_event_remain_on_channel(drv, 0, tb); 2572 break; 2573 case NL80211_CMD_CANCEL_REMAIN_ON_CHANNEL: 2574 mlme_event_remain_on_channel(drv, 1, tb); 2575 break; 2576 case NL80211_CMD_NOTIFY_CQM: 2577 nl80211_cqm_event(drv, tb); 2578 break; 2579 case NL80211_CMD_REG_CHANGE: 2580 case NL80211_CMD_WIPHY_REG_CHANGE: 2581 nl80211_reg_change_event(drv, tb); 2582 break; 2583 case NL80211_CMD_REG_BEACON_HINT: 2584 nl80211_reg_beacon_hint_event(drv, tb); 2585 break; 2586 case NL80211_CMD_NEW_STATION: 2587 nl80211_new_station_event(drv, bss, tb); 2588 break; 2589 case NL80211_CMD_DEL_STATION: 2590 nl80211_del_station_event(drv, bss, tb); 2591 break; 2592 case NL80211_CMD_SET_REKEY_OFFLOAD: 2593 nl80211_rekey_offload_event(drv, tb); 2594 break; 2595 case NL80211_CMD_PMKSA_CANDIDATE: 2596 nl80211_pmksa_candidate_event(drv, tb); 2597 break; 2598 case NL80211_CMD_PROBE_CLIENT: 2599 nl80211_client_probe_event(drv, tb); 2600 break; 2601 case NL80211_CMD_TDLS_OPER: 2602 nl80211_tdls_oper_event(drv, tb); 2603 break; 2604 case NL80211_CMD_CONN_FAILED: 2605 nl80211_connect_failed_event(drv, tb); 2606 break; 2607 case NL80211_CMD_FT_EVENT: 2608 mlme_event_ft_event(drv, tb); 2609 break; 2610 case NL80211_CMD_RADAR_DETECT: 2611 nl80211_radar_event(drv, tb); 2612 break; 2613 case NL80211_CMD_STOP_AP: 2614 nl80211_stop_ap(drv, tb); 2615 break; 2616 case NL80211_CMD_VENDOR: 2617 nl80211_vendor_event(drv, tb); 2618 break; 2619 case NL80211_CMD_NEW_PEER_CANDIDATE: 2620 nl80211_new_peer_candidate(drv, tb); 2621 break; 2622 case NL80211_CMD_PORT_AUTHORIZED: 2623 nl80211_port_authorized(drv, tb); 2624 break; 2625 case NL80211_CMD_STA_OPMODE_CHANGED: 2626 nl80211_sta_opmode_change_event(drv, tb); 2627 break; 2628 case NL80211_CMD_UPDATE_OWE_INFO: 2629 mlme_event_dh_event(drv, bss, tb); 2630 break; 2631 default: 2632 wpa_dbg(drv->ctx, MSG_DEBUG, "nl80211: Ignored unknown event " 2633 "(cmd=%d)", cmd); 2634 break; 2635 } 2636} 2637 2638 2639int process_global_event(struct nl_msg *msg, void *arg) 2640{ 2641 struct nl80211_global *global = arg; 2642 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg)); 2643 struct nlattr *tb[NL80211_ATTR_MAX + 1]; 2644 struct wpa_driver_nl80211_data *drv, *tmp; 2645 int ifidx = -1, wiphy_idx = -1, wiphy_idx_rx = -1; 2646 struct i802_bss *bss; 2647 u64 wdev_id = 0; 2648 int wdev_id_set = 0; 2649 int wiphy_idx_set = 0; 2650 2651 nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0), 2652 genlmsg_attrlen(gnlh, 0), NULL); 2653 2654 if (tb[NL80211_ATTR_IFINDEX]) 2655 ifidx = nla_get_u32(tb[NL80211_ATTR_IFINDEX]); 2656 else if (tb[NL80211_ATTR_WDEV]) { 2657 wdev_id = nla_get_u64(tb[NL80211_ATTR_WDEV]); 2658 wdev_id_set = 1; 2659 } else if (tb[NL80211_ATTR_WIPHY]) { 2660 wiphy_idx_rx = nla_get_u32(tb[NL80211_ATTR_WIPHY]); 2661 wiphy_idx_set = 1; 2662 } 2663 2664 dl_list_for_each_safe(drv, tmp, &global->interfaces, 2665 struct wpa_driver_nl80211_data, list) { 2666 for (bss = drv->first_bss; bss; bss = bss->next) { 2667 if (wiphy_idx_set) 2668 wiphy_idx = nl80211_get_wiphy_index(bss); 2669 if ((ifidx == -1 && !wiphy_idx_set && !wdev_id_set) || 2670 ifidx == bss->ifindex || 2671 (wiphy_idx_set && wiphy_idx == wiphy_idx_rx) || 2672 (wdev_id_set && bss->wdev_id_set && 2673 wdev_id == bss->wdev_id)) { 2674 do_process_drv_event(bss, gnlh->cmd, tb); 2675 return NL_SKIP; 2676 } 2677 } 2678 wpa_printf(MSG_DEBUG, 2679 "nl80211: Ignored event %d (%s) for foreign interface (ifindex %d wdev 0x%llx)", 2680 gnlh->cmd, nl80211_command_to_string(gnlh->cmd), 2681 ifidx, (long long unsigned int) wdev_id); 2682 } 2683 2684 return NL_SKIP; 2685} 2686 2687 2688int process_bss_event(struct nl_msg *msg, void *arg) 2689{ 2690 struct i802_bss *bss = arg; 2691 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg)); 2692 struct nlattr *tb[NL80211_ATTR_MAX + 1]; 2693 2694 nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0), 2695 genlmsg_attrlen(gnlh, 0), NULL); 2696 2697 wpa_printf(MSG_DEBUG, "nl80211: BSS Event %d (%s) received for %s", 2698 gnlh->cmd, nl80211_command_to_string(gnlh->cmd), 2699 bss->ifname); 2700 2701 switch (gnlh->cmd) { 2702 case NL80211_CMD_FRAME: 2703 case NL80211_CMD_FRAME_TX_STATUS: 2704 mlme_event(bss, gnlh->cmd, tb[NL80211_ATTR_FRAME], 2705 tb[NL80211_ATTR_MAC], tb[NL80211_ATTR_TIMED_OUT], 2706 tb[NL80211_ATTR_WIPHY_FREQ], tb[NL80211_ATTR_ACK], 2707 tb[NL80211_ATTR_COOKIE], 2708 tb[NL80211_ATTR_RX_SIGNAL_DBM], 2709 tb[NL80211_ATTR_STA_WME], NULL); 2710 break; 2711 case NL80211_CMD_UNEXPECTED_FRAME: 2712 nl80211_spurious_frame(bss, tb, 0); 2713 break; 2714 case NL80211_CMD_UNEXPECTED_4ADDR_FRAME: 2715 nl80211_spurious_frame(bss, tb, 1); 2716 break; 2717 case NL80211_CMD_EXTERNAL_AUTH: 2718 nl80211_external_auth(bss->drv, tb); 2719 break; 2720 default: 2721 wpa_printf(MSG_DEBUG, "nl80211: Ignored unknown event " 2722 "(cmd=%d)", gnlh->cmd); 2723 break; 2724 } 2725 2726 return NL_SKIP; 2727} 2728