1/* 2 * hostapd / Callback functions for driver wrappers 3 * Copyright (c) 2002-2013, Jouni Malinen <j@w1.fi> 4 * 5 * This software may be distributed under the terms of the BSD license. 6 * See README for more details. 7 */ 8 9#include "utils/includes.h" 10 11#include "utils/common.h" 12#include "utils/eloop.h" 13#include "radius/radius.h" 14#include "drivers/driver.h" 15#include "common/ieee802_11_defs.h" 16#include "common/ieee802_11_common.h" 17#include "common/wpa_ctrl.h" 18#include "common/dpp.h" 19#include "crypto/random.h" 20#include "p2p/p2p.h" 21#include "wps/wps.h" 22#include "fst/fst.h" 23#include "wnm_ap.h" 24#include "hostapd.h" 25#include "ieee802_11.h" 26#include "ieee802_11_auth.h" 27#include "sta_info.h" 28#include "accounting.h" 29#include "tkip_countermeasures.h" 30#include "ieee802_1x.h" 31#include "wpa_auth.h" 32#include "wps_hostapd.h" 33#include "ap_drv_ops.h" 34#include "ap_config.h" 35#include "ap_mlme.h" 36#include "hw_features.h" 37#include "dfs.h" 38#include "beacon.h" 39#include "mbo_ap.h" 40#include "dpp_hostapd.h" 41#include "fils_hlp.h" 42#include "neighbor_db.h" 43 44 45#ifdef CONFIG_FILS 46void hostapd_notify_assoc_fils_finish(struct hostapd_data *hapd, 47 struct sta_info *sta) 48{ 49 u16 reply_res = WLAN_STATUS_SUCCESS; 50 struct ieee802_11_elems elems; 51 u8 buf[IEEE80211_MAX_MMPDU_SIZE], *p = buf; 52 int new_assoc; 53 54 wpa_printf(MSG_DEBUG, "%s FILS: Finish association with " MACSTR, 55 __func__, MAC2STR(sta->addr)); 56 eloop_cancel_timeout(fils_hlp_timeout, hapd, sta); 57 if (!sta->fils_pending_assoc_req) 58 return; 59 60 ieee802_11_parse_elems(sta->fils_pending_assoc_req, 61 sta->fils_pending_assoc_req_len, &elems, 0); 62 if (!elems.fils_session) { 63 wpa_printf(MSG_DEBUG, "%s failed to find FILS Session element", 64 __func__); 65 return; 66 } 67 68 p = hostapd_eid_assoc_fils_session(sta->wpa_sm, p, 69 elems.fils_session, 70 sta->fils_hlp_resp); 71 72 reply_res = hostapd_sta_assoc(hapd, sta->addr, 73 sta->fils_pending_assoc_is_reassoc, 74 WLAN_STATUS_SUCCESS, 75 buf, p - buf); 76 ap_sta_set_authorized(hapd, sta, 1); 77 new_assoc = (sta->flags & WLAN_STA_ASSOC) == 0; 78 sta->flags |= WLAN_STA_AUTH | WLAN_STA_ASSOC; 79 sta->flags &= ~WLAN_STA_WNM_SLEEP_MODE; 80 hostapd_set_sta_flags(hapd, sta); 81 wpa_auth_sm_event(sta->wpa_sm, WPA_ASSOC_FILS); 82 ieee802_1x_notify_port_enabled(sta->eapol_sm, 1); 83 hostapd_new_assoc_sta(hapd, sta, !new_assoc); 84 os_free(sta->fils_pending_assoc_req); 85 sta->fils_pending_assoc_req = NULL; 86 sta->fils_pending_assoc_req_len = 0; 87 wpabuf_free(sta->fils_hlp_resp); 88 sta->fils_hlp_resp = NULL; 89 wpabuf_free(sta->hlp_dhcp_discover); 90 sta->hlp_dhcp_discover = NULL; 91 fils_hlp_deinit(hapd); 92 93 /* 94 * Remove the station in case transmission of a success response fails 95 * (the STA was added associated to the driver) or if the station was 96 * previously added unassociated. 97 */ 98 if (reply_res != WLAN_STATUS_SUCCESS || sta->added_unassoc) { 99 hostapd_drv_sta_remove(hapd, sta->addr); 100 sta->added_unassoc = 0; 101 } 102} 103#endif /* CONFIG_FILS */ 104 105 106int hostapd_notif_assoc(struct hostapd_data *hapd, const u8 *addr, 107 const u8 *req_ies, size_t req_ies_len, int reassoc) 108{ 109 struct sta_info *sta; 110 int new_assoc, res; 111 struct ieee802_11_elems elems; 112 const u8 *ie; 113 size_t ielen; 114#if defined(CONFIG_IEEE80211R_AP) || defined(CONFIG_IEEE80211W) || defined(CONFIG_FILS) || defined(CONFIG_OWE) 115 u8 buf[sizeof(struct ieee80211_mgmt) + 1024]; 116 u8 *p = buf; 117#endif /* CONFIG_IEEE80211R_AP || CONFIG_IEEE80211W || CONFIG_FILS || CONFIG_OWE */ 118 u16 reason = WLAN_REASON_UNSPECIFIED; 119 u16 status = WLAN_STATUS_SUCCESS; 120 const u8 *p2p_dev_addr = NULL; 121 122 if (addr == NULL) { 123 /* 124 * This could potentially happen with unexpected event from the 125 * driver wrapper. This was seen at least in one case where the 126 * driver ended up being set to station mode while hostapd was 127 * running, so better make sure we stop processing such an 128 * event here. 129 */ 130 wpa_printf(MSG_DEBUG, 131 "hostapd_notif_assoc: Skip event with no address"); 132 return -1; 133 } 134 135 if (is_multicast_ether_addr(addr) || 136 is_zero_ether_addr(addr) || 137 os_memcmp(addr, hapd->own_addr, ETH_ALEN) == 0) { 138 /* Do not process any frames with unexpected/invalid SA so that 139 * we do not add any state for unexpected STA addresses or end 140 * up sending out frames to unexpected destination. */ 141 wpa_printf(MSG_DEBUG, "%s: Invalid SA=" MACSTR 142 " in received indication - ignore this indication silently", 143 __func__, MAC2STR(addr)); 144 return 0; 145 } 146 147 random_add_randomness(addr, ETH_ALEN); 148 149 hostapd_logger(hapd, addr, HOSTAPD_MODULE_IEEE80211, 150 HOSTAPD_LEVEL_INFO, "associated"); 151 152 ieee802_11_parse_elems(req_ies, req_ies_len, &elems, 0); 153 if (elems.wps_ie) { 154 ie = elems.wps_ie - 2; 155 ielen = elems.wps_ie_len + 2; 156 wpa_printf(MSG_DEBUG, "STA included WPS IE in (Re)AssocReq"); 157 } else if (elems.rsn_ie) { 158 ie = elems.rsn_ie - 2; 159 ielen = elems.rsn_ie_len + 2; 160 wpa_printf(MSG_DEBUG, "STA included RSN IE in (Re)AssocReq"); 161 } else if (elems.wpa_ie) { 162 ie = elems.wpa_ie - 2; 163 ielen = elems.wpa_ie_len + 2; 164 wpa_printf(MSG_DEBUG, "STA included WPA IE in (Re)AssocReq"); 165#ifdef CONFIG_HS20 166 } else if (elems.osen) { 167 ie = elems.osen - 2; 168 ielen = elems.osen_len + 2; 169 wpa_printf(MSG_DEBUG, "STA included OSEN IE in (Re)AssocReq"); 170#endif /* CONFIG_HS20 */ 171 } else { 172 ie = NULL; 173 ielen = 0; 174 wpa_printf(MSG_DEBUG, 175 "STA did not include WPS/RSN/WPA IE in (Re)AssocReq"); 176 } 177 178 sta = ap_get_sta(hapd, addr); 179 if (sta) { 180 ap_sta_no_session_timeout(hapd, sta); 181 accounting_sta_stop(hapd, sta); 182 183 /* 184 * Make sure that the previously registered inactivity timer 185 * will not remove the STA immediately. 186 */ 187 sta->timeout_next = STA_NULLFUNC; 188 } else { 189 sta = ap_sta_add(hapd, addr); 190 if (sta == NULL) { 191 hostapd_drv_sta_disassoc(hapd, addr, 192 WLAN_REASON_DISASSOC_AP_BUSY); 193 return -1; 194 } 195 } 196 sta->flags &= ~(WLAN_STA_WPS | WLAN_STA_MAYBE_WPS | WLAN_STA_WPS2); 197 198 /* 199 * ACL configurations to the drivers (implementing AP SME and ACL 200 * offload) without hostapd's knowledge, can result in a disconnection 201 * though the driver accepts the connection. Skip the hostapd check for 202 * ACL if the driver supports ACL offload to avoid potentially 203 * conflicting ACL rules. 204 */ 205 if (hapd->iface->drv_max_acl_mac_addrs == 0 && 206 hostapd_check_acl(hapd, addr, NULL) != HOSTAPD_ACL_ACCEPT) { 207 wpa_printf(MSG_INFO, "STA " MACSTR " not allowed to connect", 208 MAC2STR(addr)); 209 reason = WLAN_REASON_UNSPECIFIED; 210 goto fail; 211 } 212 213#ifdef CONFIG_P2P 214 if (elems.p2p) { 215 wpabuf_free(sta->p2p_ie); 216 sta->p2p_ie = ieee802_11_vendor_ie_concat(req_ies, req_ies_len, 217 P2P_IE_VENDOR_TYPE); 218 if (sta->p2p_ie) 219 p2p_dev_addr = p2p_get_go_dev_addr(sta->p2p_ie); 220 } 221#endif /* CONFIG_P2P */ 222 223#ifdef CONFIG_IEEE80211N 224#ifdef NEED_AP_MLME 225 if (elems.ht_capabilities && 226 (hapd->iface->conf->ht_capab & 227 HT_CAP_INFO_SUPP_CHANNEL_WIDTH_SET)) { 228 struct ieee80211_ht_capabilities *ht_cap = 229 (struct ieee80211_ht_capabilities *) 230 elems.ht_capabilities; 231 232 if (le_to_host16(ht_cap->ht_capabilities_info) & 233 HT_CAP_INFO_40MHZ_INTOLERANT) 234 ht40_intolerant_add(hapd->iface, sta); 235 } 236#endif /* NEED_AP_MLME */ 237#endif /* CONFIG_IEEE80211N */ 238 239#ifdef CONFIG_INTERWORKING 240 if (elems.ext_capab && elems.ext_capab_len > 4) { 241 if (elems.ext_capab[4] & 0x01) 242 sta->qos_map_enabled = 1; 243 } 244#endif /* CONFIG_INTERWORKING */ 245 246#ifdef CONFIG_HS20 247 wpabuf_free(sta->hs20_ie); 248 if (elems.hs20 && elems.hs20_len > 4) { 249 sta->hs20_ie = wpabuf_alloc_copy(elems.hs20 + 4, 250 elems.hs20_len - 4); 251 } else 252 sta->hs20_ie = NULL; 253 254 wpabuf_free(sta->roaming_consortium); 255 if (elems.roaming_cons_sel) 256 sta->roaming_consortium = wpabuf_alloc_copy( 257 elems.roaming_cons_sel + 4, 258 elems.roaming_cons_sel_len - 4); 259 else 260 sta->roaming_consortium = NULL; 261#endif /* CONFIG_HS20 */ 262 263#ifdef CONFIG_FST 264 wpabuf_free(sta->mb_ies); 265 if (hapd->iface->fst) 266 sta->mb_ies = mb_ies_by_info(&elems.mb_ies); 267 else 268 sta->mb_ies = NULL; 269#endif /* CONFIG_FST */ 270 271 mbo_ap_check_sta_assoc(hapd, sta, &elems); 272 273 ap_copy_sta_supp_op_classes(sta, elems.supp_op_classes, 274 elems.supp_op_classes_len); 275 276 if (hapd->conf->wpa) { 277 if (ie == NULL || ielen == 0) { 278#ifdef CONFIG_WPS 279 if (hapd->conf->wps_state) { 280 wpa_printf(MSG_DEBUG, 281 "STA did not include WPA/RSN IE in (Re)Association Request - possible WPS use"); 282 sta->flags |= WLAN_STA_MAYBE_WPS; 283 goto skip_wpa_check; 284 } 285#endif /* CONFIG_WPS */ 286 287 wpa_printf(MSG_DEBUG, "No WPA/RSN IE from STA"); 288 reason = WLAN_REASON_INVALID_IE; 289 status = WLAN_STATUS_INVALID_IE; 290 goto fail; 291 } 292#ifdef CONFIG_WPS 293 if (hapd->conf->wps_state && ie[0] == 0xdd && ie[1] >= 4 && 294 os_memcmp(ie + 2, "\x00\x50\xf2\x04", 4) == 0) { 295 struct wpabuf *wps; 296 297 sta->flags |= WLAN_STA_WPS; 298 wps = ieee802_11_vendor_ie_concat(ie, ielen, 299 WPS_IE_VENDOR_TYPE); 300 if (wps) { 301 if (wps_is_20(wps)) { 302 wpa_printf(MSG_DEBUG, 303 "WPS: STA supports WPS 2.0"); 304 sta->flags |= WLAN_STA_WPS2; 305 } 306 wpabuf_free(wps); 307 } 308 goto skip_wpa_check; 309 } 310#endif /* CONFIG_WPS */ 311 312 if (sta->wpa_sm == NULL) 313 sta->wpa_sm = wpa_auth_sta_init(hapd->wpa_auth, 314 sta->addr, 315 p2p_dev_addr); 316 if (sta->wpa_sm == NULL) { 317 wpa_printf(MSG_ERROR, 318 "Failed to initialize WPA state machine"); 319 return -1; 320 } 321 res = wpa_validate_wpa_ie(hapd->wpa_auth, sta->wpa_sm, 322 hapd->iface->freq, 323 ie, ielen, 324 elems.mdie, elems.mdie_len, 325 elems.owe_dh, elems.owe_dh_len); 326 if (res != WPA_IE_OK) { 327 wpa_printf(MSG_DEBUG, 328 "WPA/RSN information element rejected? (res %u)", 329 res); 330 wpa_hexdump(MSG_DEBUG, "IE", ie, ielen); 331 if (res == WPA_INVALID_GROUP) { 332 reason = WLAN_REASON_GROUP_CIPHER_NOT_VALID; 333 status = WLAN_STATUS_GROUP_CIPHER_NOT_VALID; 334 } else if (res == WPA_INVALID_PAIRWISE) { 335 reason = WLAN_REASON_PAIRWISE_CIPHER_NOT_VALID; 336 status = WLAN_STATUS_PAIRWISE_CIPHER_NOT_VALID; 337 } else if (res == WPA_INVALID_AKMP) { 338 reason = WLAN_REASON_AKMP_NOT_VALID; 339 status = WLAN_STATUS_AKMP_NOT_VALID; 340 } 341#ifdef CONFIG_IEEE80211W 342 else if (res == WPA_MGMT_FRAME_PROTECTION_VIOLATION) { 343 reason = WLAN_REASON_INVALID_IE; 344 status = WLAN_STATUS_INVALID_IE; 345 } else if (res == WPA_INVALID_MGMT_GROUP_CIPHER) { 346 reason = WLAN_REASON_CIPHER_SUITE_REJECTED; 347 status = WLAN_STATUS_CIPHER_REJECTED_PER_POLICY; 348 } 349#endif /* CONFIG_IEEE80211W */ 350 else { 351 reason = WLAN_REASON_INVALID_IE; 352 status = WLAN_STATUS_INVALID_IE; 353 } 354 goto fail; 355 } 356#ifdef CONFIG_IEEE80211W 357 if ((sta->flags & (WLAN_STA_ASSOC | WLAN_STA_MFP)) == 358 (WLAN_STA_ASSOC | WLAN_STA_MFP) && 359 !sta->sa_query_timed_out && 360 sta->sa_query_count > 0) 361 ap_check_sa_query_timeout(hapd, sta); 362 if ((sta->flags & (WLAN_STA_ASSOC | WLAN_STA_MFP)) == 363 (WLAN_STA_ASSOC | WLAN_STA_MFP) && 364 !sta->sa_query_timed_out && 365 (sta->auth_alg != WLAN_AUTH_FT)) { 366 /* 367 * STA has already been associated with MFP and SA 368 * Query timeout has not been reached. Reject the 369 * association attempt temporarily and start SA Query, 370 * if one is not pending. 371 */ 372 373 if (sta->sa_query_count == 0) 374 ap_sta_start_sa_query(hapd, sta); 375 376 status = WLAN_STATUS_ASSOC_REJECTED_TEMPORARILY; 377 378 p = hostapd_eid_assoc_comeback_time(hapd, sta, p); 379 380 hostapd_sta_assoc(hapd, addr, reassoc, status, buf, 381 p - buf); 382 return 0; 383 } 384 385 if (wpa_auth_uses_mfp(sta->wpa_sm)) 386 sta->flags |= WLAN_STA_MFP; 387 else 388 sta->flags &= ~WLAN_STA_MFP; 389#endif /* CONFIG_IEEE80211W */ 390 391#ifdef CONFIG_IEEE80211R_AP 392 if (sta->auth_alg == WLAN_AUTH_FT) { 393 status = wpa_ft_validate_reassoc(sta->wpa_sm, req_ies, 394 req_ies_len); 395 if (status != WLAN_STATUS_SUCCESS) { 396 if (status == WLAN_STATUS_INVALID_PMKID) 397 reason = WLAN_REASON_INVALID_IE; 398 if (status == WLAN_STATUS_INVALID_MDIE) 399 reason = WLAN_REASON_INVALID_IE; 400 if (status == WLAN_STATUS_INVALID_FTIE) 401 reason = WLAN_REASON_INVALID_IE; 402 goto fail; 403 } 404 } 405#endif /* CONFIG_IEEE80211R_AP */ 406 } else if (hapd->conf->wps_state) { 407#ifdef CONFIG_WPS 408 struct wpabuf *wps; 409 410 if (req_ies) 411 wps = ieee802_11_vendor_ie_concat(req_ies, req_ies_len, 412 WPS_IE_VENDOR_TYPE); 413 else 414 wps = NULL; 415#ifdef CONFIG_WPS_STRICT 416 if (wps && wps_validate_assoc_req(wps) < 0) { 417 reason = WLAN_REASON_INVALID_IE; 418 status = WLAN_STATUS_INVALID_IE; 419 wpabuf_free(wps); 420 goto fail; 421 } 422#endif /* CONFIG_WPS_STRICT */ 423 if (wps) { 424 sta->flags |= WLAN_STA_WPS; 425 if (wps_is_20(wps)) { 426 wpa_printf(MSG_DEBUG, 427 "WPS: STA supports WPS 2.0"); 428 sta->flags |= WLAN_STA_WPS2; 429 } 430 } else 431 sta->flags |= WLAN_STA_MAYBE_WPS; 432 wpabuf_free(wps); 433#endif /* CONFIG_WPS */ 434#ifdef CONFIG_HS20 435 } else if (hapd->conf->osen) { 436 if (elems.osen == NULL) { 437 hostapd_logger( 438 hapd, sta->addr, HOSTAPD_MODULE_IEEE80211, 439 HOSTAPD_LEVEL_INFO, 440 "No HS 2.0 OSEN element in association request"); 441 return WLAN_STATUS_INVALID_IE; 442 } 443 444 wpa_printf(MSG_DEBUG, "HS 2.0: OSEN association"); 445 if (sta->wpa_sm == NULL) 446 sta->wpa_sm = wpa_auth_sta_init(hapd->wpa_auth, 447 sta->addr, NULL); 448 if (sta->wpa_sm == NULL) { 449 wpa_printf(MSG_WARNING, 450 "Failed to initialize WPA state machine"); 451 return WLAN_STATUS_UNSPECIFIED_FAILURE; 452 } 453 if (wpa_validate_osen(hapd->wpa_auth, sta->wpa_sm, 454 elems.osen - 2, elems.osen_len + 2) < 0) 455 return WLAN_STATUS_INVALID_IE; 456#endif /* CONFIG_HS20 */ 457 } 458 459#ifdef CONFIG_MBO 460 if (hapd->conf->mbo_enabled && (hapd->conf->wpa & 2) && 461 elems.mbo && sta->cell_capa && !(sta->flags & WLAN_STA_MFP) && 462 hapd->conf->ieee80211w != NO_MGMT_FRAME_PROTECTION) { 463 wpa_printf(MSG_INFO, 464 "MBO: Reject WPA2 association without PMF"); 465 return WLAN_STATUS_UNSPECIFIED_FAILURE; 466 } 467#endif /* CONFIG_MBO */ 468 469#ifdef CONFIG_WPS 470skip_wpa_check: 471#endif /* CONFIG_WPS */ 472 473#ifdef CONFIG_IEEE80211R_AP 474 p = wpa_sm_write_assoc_resp_ies(sta->wpa_sm, buf, sizeof(buf), 475 sta->auth_alg, req_ies, req_ies_len); 476 if (!p) { 477 wpa_printf(MSG_DEBUG, "FT: Failed to write AssocResp IEs"); 478 return WLAN_STATUS_UNSPECIFIED_FAILURE; 479 } 480#endif /* CONFIG_IEEE80211R_AP */ 481 482#ifdef CONFIG_FILS 483 if (sta->auth_alg == WLAN_AUTH_FILS_SK || 484 sta->auth_alg == WLAN_AUTH_FILS_SK_PFS || 485 sta->auth_alg == WLAN_AUTH_FILS_PK) { 486 int delay_assoc = 0; 487 488 if (!req_ies) 489 return WLAN_STATUS_UNSPECIFIED_FAILURE; 490 491 if (!wpa_fils_validate_fils_session(sta->wpa_sm, req_ies, 492 req_ies_len, 493 sta->fils_session)) { 494 wpa_printf(MSG_DEBUG, 495 "FILS: Session validation failed"); 496 return WLAN_STATUS_UNSPECIFIED_FAILURE; 497 } 498 499 res = wpa_fils_validate_key_confirm(sta->wpa_sm, req_ies, 500 req_ies_len); 501 if (res < 0) { 502 wpa_printf(MSG_DEBUG, 503 "FILS: Key Confirm validation failed"); 504 return WLAN_STATUS_UNSPECIFIED_FAILURE; 505 } 506 507 if (fils_process_hlp(hapd, sta, req_ies, req_ies_len) > 0) { 508 wpa_printf(MSG_DEBUG, 509 "FILS: Delaying Assoc Response (HLP)"); 510 delay_assoc = 1; 511 } else { 512 wpa_printf(MSG_DEBUG, 513 "FILS: Going ahead with Assoc Response (no HLP)"); 514 } 515 516 if (sta) { 517 wpa_printf(MSG_DEBUG, "FILS: HLP callback cleanup"); 518 eloop_cancel_timeout(fils_hlp_timeout, hapd, sta); 519 os_free(sta->fils_pending_assoc_req); 520 sta->fils_pending_assoc_req = NULL; 521 sta->fils_pending_assoc_req_len = 0; 522 wpabuf_free(sta->fils_hlp_resp); 523 sta->fils_hlp_resp = NULL; 524 sta->fils_drv_assoc_finish = 0; 525 } 526 527 if (sta && delay_assoc && status == WLAN_STATUS_SUCCESS) { 528 u8 *req_tmp; 529 530 req_tmp = os_malloc(req_ies_len); 531 if (!req_tmp) { 532 wpa_printf(MSG_DEBUG, 533 "FILS: buffer allocation failed for assoc req"); 534 goto fail; 535 } 536 os_memcpy(req_tmp, req_ies, req_ies_len); 537 sta->fils_pending_assoc_req = req_tmp; 538 sta->fils_pending_assoc_req_len = req_ies_len; 539 sta->fils_pending_assoc_is_reassoc = reassoc; 540 sta->fils_drv_assoc_finish = 1; 541 wpa_printf(MSG_DEBUG, 542 "FILS: Waiting for HLP processing before sending (Re)Association Response frame to " 543 MACSTR, MAC2STR(sta->addr)); 544 eloop_register_timeout( 545 0, hapd->conf->fils_hlp_wait_time * 1024, 546 fils_hlp_timeout, hapd, sta); 547 return 0; 548 } 549 p = hostapd_eid_assoc_fils_session(sta->wpa_sm, p, 550 elems.fils_session, 551 sta->fils_hlp_resp); 552 wpa_hexdump(MSG_DEBUG, "FILS Assoc Resp BUF (IEs)", 553 buf, p - buf); 554 } 555#endif /* CONFIG_FILS */ 556 557#ifdef CONFIG_OWE 558 if ((hapd->conf->wpa_key_mgmt & WPA_KEY_MGMT_OWE) && 559 wpa_auth_sta_key_mgmt(sta->wpa_sm) == WPA_KEY_MGMT_OWE && 560 elems.owe_dh) { 561 u8 *npos; 562 563 npos = owe_assoc_req_process(hapd, sta, 564 elems.owe_dh, elems.owe_dh_len, 565 p, sizeof(buf) - (p - buf), 566 &reason); 567 if (npos) 568 p = npos; 569 if (!npos && 570 reason == WLAN_STATUS_FINITE_CYCLIC_GROUP_NOT_SUPPORTED) { 571 status = WLAN_STATUS_FINITE_CYCLIC_GROUP_NOT_SUPPORTED; 572 hostapd_sta_assoc(hapd, addr, reassoc, status, buf, 573 p - buf); 574 return 0; 575 } 576 577 if (!npos || reason != WLAN_STATUS_SUCCESS) 578 goto fail; 579 } 580#endif /* CONFIG_OWE */ 581 582#ifdef CONFIG_DPP2 583 dpp_pfs_free(sta->dpp_pfs); 584 sta->dpp_pfs = NULL; 585 586 if ((hapd->conf->wpa_key_mgmt & WPA_KEY_MGMT_DPP) && 587 hapd->conf->dpp_netaccesskey && sta->wpa_sm && 588 wpa_auth_sta_key_mgmt(sta->wpa_sm) == WPA_KEY_MGMT_DPP && 589 elems.owe_dh) { 590 sta->dpp_pfs = dpp_pfs_init( 591 wpabuf_head(hapd->conf->dpp_netaccesskey), 592 wpabuf_len(hapd->conf->dpp_netaccesskey)); 593 if (!sta->dpp_pfs) { 594 wpa_printf(MSG_DEBUG, 595 "DPP: Could not initialize PFS"); 596 /* Try to continue without PFS */ 597 goto pfs_fail; 598 } 599 600 if (dpp_pfs_process(sta->dpp_pfs, elems.owe_dh, 601 elems.owe_dh_len) < 0) { 602 dpp_pfs_free(sta->dpp_pfs); 603 sta->dpp_pfs = NULL; 604 reason = WLAN_REASON_UNSPECIFIED; 605 goto fail; 606 } 607 } 608 609 wpa_auth_set_dpp_z(sta->wpa_sm, sta->dpp_pfs ? 610 sta->dpp_pfs->secret : NULL); 611 pfs_fail: 612#endif /* CONFIG_DPP2 */ 613 614#if defined(CONFIG_IEEE80211R_AP) || defined(CONFIG_FILS) || defined(CONFIG_OWE) 615 hostapd_sta_assoc(hapd, addr, reassoc, status, buf, p - buf); 616 617 if (sta->auth_alg == WLAN_AUTH_FT || 618 sta->auth_alg == WLAN_AUTH_FILS_SK || 619 sta->auth_alg == WLAN_AUTH_FILS_SK_PFS || 620 sta->auth_alg == WLAN_AUTH_FILS_PK) 621 ap_sta_set_authorized(hapd, sta, 1); 622#else /* CONFIG_IEEE80211R_AP || CONFIG_FILS */ 623 /* Keep compiler silent about unused variables */ 624 if (status) { 625 } 626#endif /* CONFIG_IEEE80211R_AP || CONFIG_FILS */ 627 628 new_assoc = (sta->flags & WLAN_STA_ASSOC) == 0; 629 sta->flags |= WLAN_STA_AUTH | WLAN_STA_ASSOC; 630 sta->flags &= ~WLAN_STA_WNM_SLEEP_MODE; 631 632 hostapd_set_sta_flags(hapd, sta); 633 634 if (reassoc && (sta->auth_alg == WLAN_AUTH_FT)) 635 wpa_auth_sm_event(sta->wpa_sm, WPA_ASSOC_FT); 636#ifdef CONFIG_FILS 637 else if (sta->auth_alg == WLAN_AUTH_FILS_SK || 638 sta->auth_alg == WLAN_AUTH_FILS_SK_PFS || 639 sta->auth_alg == WLAN_AUTH_FILS_PK) 640 wpa_auth_sm_event(sta->wpa_sm, WPA_ASSOC_FILS); 641#endif /* CONFIG_FILS */ 642 else 643 wpa_auth_sm_event(sta->wpa_sm, WPA_ASSOC); 644 645 hostapd_new_assoc_sta(hapd, sta, !new_assoc); 646 647 ieee802_1x_notify_port_enabled(sta->eapol_sm, 1); 648 649#ifdef CONFIG_P2P 650 if (req_ies) { 651 p2p_group_notif_assoc(hapd->p2p_group, sta->addr, 652 req_ies, req_ies_len); 653 } 654#endif /* CONFIG_P2P */ 655 656 return 0; 657 658fail: 659#ifdef CONFIG_IEEE80211R_AP 660 hostapd_sta_assoc(hapd, addr, reassoc, status, buf, p - buf); 661#endif /* CONFIG_IEEE80211R_AP */ 662 hostapd_drv_sta_disassoc(hapd, sta->addr, reason); 663 ap_free_sta(hapd, sta); 664 return -1; 665} 666 667 668void hostapd_notif_disassoc(struct hostapd_data *hapd, const u8 *addr) 669{ 670 struct sta_info *sta; 671 672 if (addr == NULL) { 673 /* 674 * This could potentially happen with unexpected event from the 675 * driver wrapper. This was seen at least in one case where the 676 * driver ended up reporting a station mode event while hostapd 677 * was running, so better make sure we stop processing such an 678 * event here. 679 */ 680 wpa_printf(MSG_DEBUG, 681 "hostapd_notif_disassoc: Skip event with no address"); 682 return; 683 } 684 685 hostapd_logger(hapd, addr, HOSTAPD_MODULE_IEEE80211, 686 HOSTAPD_LEVEL_INFO, "disassociated"); 687 688 sta = ap_get_sta(hapd, addr); 689 if (sta == NULL) { 690 wpa_printf(MSG_DEBUG, 691 "Disassociation notification for unknown STA " 692 MACSTR, MAC2STR(addr)); 693 return; 694 } 695 696 ap_sta_set_authorized(hapd, sta, 0); 697 sta->flags &= ~(WLAN_STA_AUTH | WLAN_STA_ASSOC); 698 wpa_auth_sm_event(sta->wpa_sm, WPA_DISASSOC); 699 sta->acct_terminate_cause = RADIUS_ACCT_TERMINATE_CAUSE_USER_REQUEST; 700 ieee802_1x_notify_port_enabled(sta->eapol_sm, 0); 701 ap_free_sta(hapd, sta); 702} 703 704 705void hostapd_event_sta_low_ack(struct hostapd_data *hapd, const u8 *addr) 706{ 707 struct sta_info *sta = ap_get_sta(hapd, addr); 708 709 if (!sta || !hapd->conf->disassoc_low_ack || sta->agreed_to_steer) 710 return; 711 712 hostapd_logger(hapd, addr, HOSTAPD_MODULE_IEEE80211, 713 HOSTAPD_LEVEL_INFO, 714 "disconnected due to excessive missing ACKs"); 715 hostapd_drv_sta_disassoc(hapd, addr, WLAN_REASON_DISASSOC_LOW_ACK); 716 ap_sta_disassociate(hapd, sta, WLAN_REASON_DISASSOC_LOW_ACK); 717} 718 719 720void hostapd_event_sta_opmode_changed(struct hostapd_data *hapd, const u8 *addr, 721 enum smps_mode smps_mode, 722 enum chan_width chan_width, u8 rx_nss) 723{ 724 struct sta_info *sta = ap_get_sta(hapd, addr); 725 const char *txt; 726 727 if (!sta) 728 return; 729 730 switch (smps_mode) { 731 case SMPS_AUTOMATIC: 732 txt = "automatic"; 733 break; 734 case SMPS_OFF: 735 txt = "off"; 736 break; 737 case SMPS_DYNAMIC: 738 txt = "dynamic"; 739 break; 740 case SMPS_STATIC: 741 txt = "static"; 742 break; 743 default: 744 txt = NULL; 745 break; 746 } 747 if (txt) { 748 wpa_msg(hapd->msg_ctx, MSG_INFO, STA_OPMODE_SMPS_MODE_CHANGED 749 MACSTR " %s", MAC2STR(addr), txt); 750 } 751 752 switch (chan_width) { 753 case CHAN_WIDTH_20_NOHT: 754 txt = "20(no-HT)"; 755 break; 756 case CHAN_WIDTH_20: 757 txt = "20"; 758 break; 759 case CHAN_WIDTH_40: 760 txt = "40"; 761 break; 762 case CHAN_WIDTH_80: 763 txt = "80"; 764 break; 765 case CHAN_WIDTH_80P80: 766 txt = "80+80"; 767 break; 768 case CHAN_WIDTH_160: 769 txt = "160"; 770 break; 771 default: 772 txt = NULL; 773 break; 774 } 775 if (txt) { 776 wpa_msg(hapd->msg_ctx, MSG_INFO, STA_OPMODE_MAX_BW_CHANGED 777 MACSTR " %s", MAC2STR(addr), txt); 778 } 779 780 if (rx_nss != 0xff) { 781 wpa_msg(hapd->msg_ctx, MSG_INFO, STA_OPMODE_N_SS_CHANGED 782 MACSTR " %d", MAC2STR(addr), rx_nss); 783 } 784} 785 786 787void hostapd_event_ch_switch(struct hostapd_data *hapd, int freq, int ht, 788 int offset, int width, int cf1, int cf2, 789 int finished) 790{ 791 /* TODO: If OCV is enabled deauth STAs that don't perform a SA Query */ 792 793#ifdef NEED_AP_MLME 794 int channel, chwidth, is_dfs; 795 u8 seg0_idx = 0, seg1_idx = 0; 796 size_t i; 797 798 hostapd_logger(hapd, NULL, HOSTAPD_MODULE_IEEE80211, 799 HOSTAPD_LEVEL_INFO, 800 "driver %s channel switch: freq=%d, ht=%d, vht_ch=0x%x, offset=%d, width=%d (%s), cf1=%d, cf2=%d", 801 finished ? "had" : "starting", 802 freq, ht, hapd->iconf->ch_switch_vht_config, offset, 803 width, channel_width_to_string(width), cf1, cf2); 804 805 if (!hapd->iface->current_mode) { 806 hostapd_logger(hapd, NULL, HOSTAPD_MODULE_IEEE80211, 807 HOSTAPD_LEVEL_WARNING, 808 "ignore channel switch since the interface is not yet ready"); 809 return; 810 } 811 812 hapd->iface->freq = freq; 813 814 channel = hostapd_hw_get_channel(hapd, freq); 815 if (!channel) { 816 hostapd_logger(hapd, NULL, HOSTAPD_MODULE_IEEE80211, 817 HOSTAPD_LEVEL_WARNING, 818 "driver switched to bad channel!"); 819 return; 820 } 821 822 switch (width) { 823 case CHAN_WIDTH_80: 824 chwidth = CHANWIDTH_80MHZ; 825 break; 826 case CHAN_WIDTH_80P80: 827 chwidth = CHANWIDTH_80P80MHZ; 828 break; 829 case CHAN_WIDTH_160: 830 chwidth = CHANWIDTH_160MHZ; 831 break; 832 case CHAN_WIDTH_20_NOHT: 833 case CHAN_WIDTH_20: 834 case CHAN_WIDTH_40: 835 default: 836 chwidth = CHANWIDTH_USE_HT; 837 break; 838 } 839 840 switch (hapd->iface->current_mode->mode) { 841 case HOSTAPD_MODE_IEEE80211A: 842 if (cf1 > 5000) 843 seg0_idx = (cf1 - 5000) / 5; 844 if (cf2 > 5000) 845 seg1_idx = (cf2 - 5000) / 5; 846 break; 847 default: 848 ieee80211_freq_to_chan(cf1, &seg0_idx); 849 ieee80211_freq_to_chan(cf2, &seg1_idx); 850 break; 851 } 852 853 hapd->iconf->channel = channel; 854 hapd->iconf->ieee80211n = ht; 855 if (!ht) { 856 hapd->iconf->ieee80211ac = 0; 857 } else if (hapd->iconf->ch_switch_vht_config) { 858 /* CHAN_SWITCH VHT config */ 859 if (hapd->iconf->ch_switch_vht_config & 860 CH_SWITCH_VHT_ENABLED) 861 hapd->iconf->ieee80211ac = 1; 862 else if (hapd->iconf->ch_switch_vht_config & 863 CH_SWITCH_VHT_DISABLED) 864 hapd->iconf->ieee80211ac = 0; 865 } 866 hapd->iconf->ch_switch_vht_config = 0; 867 868 hapd->iconf->secondary_channel = offset; 869 hostapd_set_oper_chwidth(hapd->iconf, chwidth); 870 hostapd_set_oper_centr_freq_seg0_idx(hapd->iconf, seg0_idx); 871 hostapd_set_oper_centr_freq_seg1_idx(hapd->iconf, seg1_idx); 872 873 is_dfs = ieee80211_is_dfs(freq, hapd->iface->hw_features, 874 hapd->iface->num_hw_features); 875 876 wpa_msg(hapd->msg_ctx, MSG_INFO, 877 "%sfreq=%d ht_enabled=%d ch_offset=%d ch_width=%s cf1=%d cf2=%d dfs=%d", 878 finished ? WPA_EVENT_CHANNEL_SWITCH : 879 WPA_EVENT_CHANNEL_SWITCH_STARTED, 880 freq, ht, offset, channel_width_to_string(width), 881 cf1, cf2, is_dfs); 882 if (!finished) 883 return; 884 885 if (hapd->csa_in_progress && 886 freq == hapd->cs_freq_params.freq) { 887 hostapd_cleanup_cs_params(hapd); 888 ieee802_11_set_beacon(hapd); 889 890 wpa_msg(hapd->msg_ctx, MSG_INFO, AP_CSA_FINISHED 891 "freq=%d dfs=%d", freq, is_dfs); 892 } else if (hapd->iface->drv_flags & WPA_DRIVER_FLAGS_DFS_OFFLOAD) { 893 wpa_msg(hapd->msg_ctx, MSG_INFO, AP_CSA_FINISHED 894 "freq=%d dfs=%d", freq, is_dfs); 895 } 896 897 for (i = 0; i < hapd->iface->num_bss; i++) 898 hostapd_neighbor_set_own_report(hapd->iface->bss[i]); 899#endif /* NEED_AP_MLME */ 900} 901 902 903void hostapd_event_connect_failed_reason(struct hostapd_data *hapd, 904 const u8 *addr, int reason_code) 905{ 906 switch (reason_code) { 907 case MAX_CLIENT_REACHED: 908 wpa_msg(hapd->msg_ctx, MSG_INFO, AP_REJECTED_MAX_STA MACSTR, 909 MAC2STR(addr)); 910 break; 911 case BLOCKED_CLIENT: 912 wpa_msg(hapd->msg_ctx, MSG_INFO, AP_REJECTED_BLOCKED_STA MACSTR, 913 MAC2STR(addr)); 914 break; 915 } 916} 917 918 919#ifdef CONFIG_ACS 920void hostapd_acs_channel_selected(struct hostapd_data *hapd, 921 struct acs_selected_channels *acs_res) 922{ 923 int ret, i; 924 int err = 0; 925 926 if (hapd->iconf->channel) { 927 wpa_printf(MSG_INFO, "ACS: Channel was already set to %d", 928 hapd->iconf->channel); 929 return; 930 } 931 932 if (!hapd->iface->current_mode) { 933 for (i = 0; i < hapd->iface->num_hw_features; i++) { 934 struct hostapd_hw_modes *mode = 935 &hapd->iface->hw_features[i]; 936 937 if (mode->mode == acs_res->hw_mode) { 938 hapd->iface->current_mode = mode; 939 break; 940 } 941 } 942 if (!hapd->iface->current_mode) { 943 hostapd_logger(hapd, NULL, HOSTAPD_MODULE_IEEE80211, 944 HOSTAPD_LEVEL_WARNING, 945 "driver selected to bad hw_mode"); 946 err = 1; 947 goto out; 948 } 949 } 950 951 hapd->iface->freq = hostapd_hw_get_freq(hapd, acs_res->pri_channel); 952 953 if (!acs_res->pri_channel) { 954 hostapd_logger(hapd, NULL, HOSTAPD_MODULE_IEEE80211, 955 HOSTAPD_LEVEL_WARNING, 956 "driver switched to bad channel"); 957 err = 1; 958 goto out; 959 } 960 961 hapd->iconf->channel = acs_res->pri_channel; 962 hapd->iconf->acs = 1; 963 964 if (acs_res->sec_channel == 0) 965 hapd->iconf->secondary_channel = 0; 966 else if (acs_res->sec_channel < acs_res->pri_channel) 967 hapd->iconf->secondary_channel = -1; 968 else if (acs_res->sec_channel > acs_res->pri_channel) 969 hapd->iconf->secondary_channel = 1; 970 else { 971 wpa_printf(MSG_ERROR, "Invalid secondary channel!"); 972 err = 1; 973 goto out; 974 } 975 976 if (hapd->iface->conf->ieee80211ac || hapd->iface->conf->ieee80211ax) { 977 /* set defaults for backwards compatibility */ 978 hostapd_set_oper_centr_freq_seg1_idx(hapd->iconf, 0); 979 hostapd_set_oper_centr_freq_seg0_idx(hapd->iconf, 0); 980 hostapd_set_oper_chwidth(hapd->iconf, CHANWIDTH_USE_HT); 981 if (acs_res->ch_width == 80) { 982 hostapd_set_oper_centr_freq_seg0_idx( 983 hapd->iconf, acs_res->vht_seg0_center_ch); 984 hostapd_set_oper_chwidth(hapd->iconf, CHANWIDTH_80MHZ); 985 } else if (acs_res->ch_width == 160) { 986 if (acs_res->vht_seg1_center_ch == 0) { 987 hostapd_set_oper_centr_freq_seg0_idx( 988 hapd->iconf, 989 acs_res->vht_seg0_center_ch); 990 hostapd_set_oper_chwidth(hapd->iconf, 991 CHANWIDTH_160MHZ); 992 } else { 993 hostapd_set_oper_centr_freq_seg0_idx( 994 hapd->iconf, 995 acs_res->vht_seg0_center_ch); 996 hostapd_set_oper_centr_freq_seg1_idx( 997 hapd->iconf, 998 acs_res->vht_seg1_center_ch); 999 hostapd_set_oper_chwidth(hapd->iconf, 1000 CHANWIDTH_80P80MHZ); 1001 } 1002 } 1003 } 1004 1005out: 1006 ret = hostapd_acs_completed(hapd->iface, err); 1007 if (ret) { 1008 wpa_printf(MSG_ERROR, 1009 "ACS: Possibly channel configuration is invalid"); 1010 } 1011} 1012#endif /* CONFIG_ACS */ 1013 1014 1015int hostapd_probe_req_rx(struct hostapd_data *hapd, const u8 *sa, const u8 *da, 1016 const u8 *bssid, const u8 *ie, size_t ie_len, 1017 int ssi_signal) 1018{ 1019 size_t i; 1020 int ret = 0; 1021 1022 if (sa == NULL || ie == NULL) 1023 return -1; 1024 1025 random_add_randomness(sa, ETH_ALEN); 1026 for (i = 0; hapd->probereq_cb && i < hapd->num_probereq_cb; i++) { 1027 if (hapd->probereq_cb[i].cb(hapd->probereq_cb[i].ctx, 1028 sa, da, bssid, ie, ie_len, 1029 ssi_signal) > 0) { 1030 ret = 1; 1031 break; 1032 } 1033 } 1034 return ret; 1035} 1036 1037 1038#ifdef HOSTAPD 1039 1040#ifdef CONFIG_IEEE80211R_AP 1041static void hostapd_notify_auth_ft_finish(void *ctx, const u8 *dst, 1042 const u8 *bssid, 1043 u16 auth_transaction, u16 status, 1044 const u8 *ies, size_t ies_len) 1045{ 1046 struct hostapd_data *hapd = ctx; 1047 struct sta_info *sta; 1048 1049 sta = ap_get_sta(hapd, dst); 1050 if (sta == NULL) 1051 return; 1052 1053 hostapd_logger(hapd, dst, HOSTAPD_MODULE_IEEE80211, 1054 HOSTAPD_LEVEL_DEBUG, "authentication OK (FT)"); 1055 sta->flags |= WLAN_STA_AUTH; 1056 1057 hostapd_sta_auth(hapd, dst, auth_transaction, status, ies, ies_len); 1058} 1059#endif /* CONFIG_IEEE80211R_AP */ 1060 1061 1062#ifdef CONFIG_FILS 1063static void hostapd_notify_auth_fils_finish(struct hostapd_data *hapd, 1064 struct sta_info *sta, u16 resp, 1065 struct wpabuf *data, int pub) 1066{ 1067 if (resp == WLAN_STATUS_SUCCESS) { 1068 hostapd_logger(hapd, sta->addr, HOSTAPD_MODULE_IEEE80211, 1069 HOSTAPD_LEVEL_DEBUG, "authentication OK (FILS)"); 1070 sta->flags |= WLAN_STA_AUTH; 1071 wpa_auth_sm_event(sta->wpa_sm, WPA_AUTH); 1072 sta->auth_alg = WLAN_AUTH_FILS_SK; 1073 mlme_authenticate_indication(hapd, sta); 1074 } else { 1075 hostapd_logger(hapd, sta->addr, HOSTAPD_MODULE_IEEE80211, 1076 HOSTAPD_LEVEL_DEBUG, 1077 "authentication failed (FILS)"); 1078 } 1079 1080 hostapd_sta_auth(hapd, sta->addr, 2, resp, 1081 data ? wpabuf_head(data) : NULL, 1082 data ? wpabuf_len(data) : 0); 1083 wpabuf_free(data); 1084} 1085#endif /* CONFIG_FILS */ 1086 1087 1088static void hostapd_notif_auth(struct hostapd_data *hapd, 1089 struct auth_info *rx_auth) 1090{ 1091 struct sta_info *sta; 1092 u16 status = WLAN_STATUS_SUCCESS; 1093 u8 resp_ies[2 + WLAN_AUTH_CHALLENGE_LEN]; 1094 size_t resp_ies_len = 0; 1095 1096 sta = ap_get_sta(hapd, rx_auth->peer); 1097 if (!sta) { 1098 sta = ap_sta_add(hapd, rx_auth->peer); 1099 if (sta == NULL) { 1100 status = WLAN_STATUS_AP_UNABLE_TO_HANDLE_NEW_STA; 1101 goto fail; 1102 } 1103 } 1104 sta->flags &= ~WLAN_STA_PREAUTH; 1105 ieee802_1x_notify_pre_auth(sta->eapol_sm, 0); 1106#ifdef CONFIG_IEEE80211R_AP 1107 if (rx_auth->auth_type == WLAN_AUTH_FT && hapd->wpa_auth) { 1108 sta->auth_alg = WLAN_AUTH_FT; 1109 if (sta->wpa_sm == NULL) 1110 sta->wpa_sm = wpa_auth_sta_init(hapd->wpa_auth, 1111 sta->addr, NULL); 1112 if (sta->wpa_sm == NULL) { 1113 wpa_printf(MSG_DEBUG, 1114 "FT: Failed to initialize WPA state machine"); 1115 status = WLAN_STATUS_UNSPECIFIED_FAILURE; 1116 goto fail; 1117 } 1118 wpa_ft_process_auth(sta->wpa_sm, rx_auth->bssid, 1119 rx_auth->auth_transaction, rx_auth->ies, 1120 rx_auth->ies_len, 1121 hostapd_notify_auth_ft_finish, hapd); 1122 return; 1123 } 1124#endif /* CONFIG_IEEE80211R_AP */ 1125 1126#ifdef CONFIG_FILS 1127 if (rx_auth->auth_type == WLAN_AUTH_FILS_SK) { 1128 sta->auth_alg = WLAN_AUTH_FILS_SK; 1129 handle_auth_fils(hapd, sta, rx_auth->ies, rx_auth->ies_len, 1130 rx_auth->auth_type, rx_auth->auth_transaction, 1131 rx_auth->status_code, 1132 hostapd_notify_auth_fils_finish); 1133 return; 1134 } 1135#endif /* CONFIG_FILS */ 1136 1137fail: 1138 hostapd_sta_auth(hapd, rx_auth->peer, rx_auth->auth_transaction + 1, 1139 status, resp_ies, resp_ies_len); 1140} 1141 1142 1143#ifndef NEED_AP_MLME 1144static void hostapd_action_rx(struct hostapd_data *hapd, 1145 struct rx_mgmt *drv_mgmt) 1146{ 1147 struct ieee80211_mgmt *mgmt; 1148 struct sta_info *sta; 1149 size_t plen __maybe_unused; 1150 u16 fc; 1151 u8 *action __maybe_unused; 1152 1153 if (drv_mgmt->frame_len < IEEE80211_HDRLEN + 2 + 1) 1154 return; 1155 1156 plen = drv_mgmt->frame_len - IEEE80211_HDRLEN; 1157 1158 mgmt = (struct ieee80211_mgmt *) drv_mgmt->frame; 1159 fc = le_to_host16(mgmt->frame_control); 1160 if (WLAN_FC_GET_STYPE(fc) != WLAN_FC_STYPE_ACTION) 1161 return; /* handled by the driver */ 1162 1163 action = (u8 *) &mgmt->u.action.u; 1164 wpa_printf(MSG_DEBUG, "RX_ACTION category %u action %u sa " MACSTR 1165 " da " MACSTR " plen %d", 1166 mgmt->u.action.category, *action, 1167 MAC2STR(mgmt->sa), MAC2STR(mgmt->da), (int) plen); 1168 1169 sta = ap_get_sta(hapd, mgmt->sa); 1170 if (sta == NULL) { 1171 wpa_printf(MSG_DEBUG, "%s: station not found", __func__); 1172 return; 1173 } 1174#ifdef CONFIG_IEEE80211R_AP 1175 if (mgmt->u.action.category == WLAN_ACTION_FT) { 1176 wpa_ft_action_rx(sta->wpa_sm, (u8 *) &mgmt->u.action, plen); 1177 return; 1178 } 1179#endif /* CONFIG_IEEE80211R_AP */ 1180#ifdef CONFIG_IEEE80211W 1181 if (mgmt->u.action.category == WLAN_ACTION_SA_QUERY) { 1182 ieee802_11_sa_query_action(hapd, mgmt, drv_mgmt->frame_len); 1183 return; 1184 } 1185#endif /* CONFIG_IEEE80211W */ 1186#ifdef CONFIG_WNM_AP 1187 if (mgmt->u.action.category == WLAN_ACTION_WNM) { 1188 ieee802_11_rx_wnm_action_ap(hapd, mgmt, drv_mgmt->frame_len); 1189 return; 1190 } 1191#endif /* CONFIG_WNM_AP */ 1192#ifdef CONFIG_FST 1193 if (mgmt->u.action.category == WLAN_ACTION_FST && hapd->iface->fst) { 1194 fst_rx_action(hapd->iface->fst, mgmt, drv_mgmt->frame_len); 1195 return; 1196 } 1197#endif /* CONFIG_FST */ 1198#ifdef CONFIG_DPP 1199 if (plen >= 2 + 4 && 1200 mgmt->u.action.u.vs_public_action.action == 1201 WLAN_PA_VENDOR_SPECIFIC && 1202 WPA_GET_BE24(mgmt->u.action.u.vs_public_action.oui) == 1203 OUI_WFA && 1204 mgmt->u.action.u.vs_public_action.variable[0] == 1205 DPP_OUI_TYPE) { 1206 const u8 *pos, *end; 1207 1208 pos = mgmt->u.action.u.vs_public_action.oui; 1209 end = drv_mgmt->frame + drv_mgmt->frame_len; 1210 hostapd_dpp_rx_action(hapd, mgmt->sa, pos, end - pos, 1211 drv_mgmt->freq); 1212 return; 1213 } 1214#endif /* CONFIG_DPP */ 1215} 1216#endif /* NEED_AP_MLME */ 1217 1218 1219#ifdef NEED_AP_MLME 1220 1221#define HAPD_BROADCAST ((struct hostapd_data *) -1) 1222 1223static struct hostapd_data * get_hapd_bssid(struct hostapd_iface *iface, 1224 const u8 *bssid) 1225{ 1226 size_t i; 1227 1228 if (bssid == NULL) 1229 return NULL; 1230 if (bssid[0] == 0xff && bssid[1] == 0xff && bssid[2] == 0xff && 1231 bssid[3] == 0xff && bssid[4] == 0xff && bssid[5] == 0xff) 1232 return HAPD_BROADCAST; 1233 1234 for (i = 0; i < iface->num_bss; i++) { 1235 if (os_memcmp(bssid, iface->bss[i]->own_addr, ETH_ALEN) == 0) 1236 return iface->bss[i]; 1237 } 1238 1239 return NULL; 1240} 1241 1242 1243static void hostapd_rx_from_unknown_sta(struct hostapd_data *hapd, 1244 const u8 *bssid, const u8 *addr, 1245 int wds) 1246{ 1247 hapd = get_hapd_bssid(hapd->iface, bssid); 1248 if (hapd == NULL || hapd == HAPD_BROADCAST) 1249 return; 1250 1251 ieee802_11_rx_from_unknown(hapd, addr, wds); 1252} 1253 1254 1255static int hostapd_mgmt_rx(struct hostapd_data *hapd, struct rx_mgmt *rx_mgmt) 1256{ 1257 struct hostapd_iface *iface = hapd->iface; 1258 const struct ieee80211_hdr *hdr; 1259 const u8 *bssid; 1260 struct hostapd_frame_info fi; 1261 int ret; 1262 1263#ifdef CONFIG_TESTING_OPTIONS 1264 if (hapd->ext_mgmt_frame_handling) { 1265 size_t hex_len = 2 * rx_mgmt->frame_len + 1; 1266 char *hex = os_malloc(hex_len); 1267 1268 if (hex) { 1269 wpa_snprintf_hex(hex, hex_len, rx_mgmt->frame, 1270 rx_mgmt->frame_len); 1271 wpa_msg(hapd->msg_ctx, MSG_INFO, "MGMT-RX %s", hex); 1272 os_free(hex); 1273 } 1274 return 1; 1275 } 1276#endif /* CONFIG_TESTING_OPTIONS */ 1277 1278 hdr = (const struct ieee80211_hdr *) rx_mgmt->frame; 1279 bssid = get_hdr_bssid(hdr, rx_mgmt->frame_len); 1280 if (bssid == NULL) 1281 return 0; 1282 1283 hapd = get_hapd_bssid(iface, bssid); 1284 if (hapd == NULL) { 1285 u16 fc = le_to_host16(hdr->frame_control); 1286 1287 /* 1288 * Drop frames to unknown BSSIDs except for Beacon frames which 1289 * could be used to update neighbor information. 1290 */ 1291 if (WLAN_FC_GET_TYPE(fc) == WLAN_FC_TYPE_MGMT && 1292 WLAN_FC_GET_STYPE(fc) == WLAN_FC_STYPE_BEACON) 1293 hapd = iface->bss[0]; 1294 else 1295 return 0; 1296 } 1297 1298 os_memset(&fi, 0, sizeof(fi)); 1299 fi.freq = rx_mgmt->freq; 1300 fi.datarate = rx_mgmt->datarate; 1301 fi.ssi_signal = rx_mgmt->ssi_signal; 1302 1303 if (hapd == HAPD_BROADCAST) { 1304 size_t i; 1305 1306 ret = 0; 1307 for (i = 0; i < iface->num_bss; i++) { 1308 /* if bss is set, driver will call this function for 1309 * each bss individually. */ 1310 if (rx_mgmt->drv_priv && 1311 (iface->bss[i]->drv_priv != rx_mgmt->drv_priv)) 1312 continue; 1313 1314 if (ieee802_11_mgmt(iface->bss[i], rx_mgmt->frame, 1315 rx_mgmt->frame_len, &fi) > 0) 1316 ret = 1; 1317 } 1318 } else 1319 ret = ieee802_11_mgmt(hapd, rx_mgmt->frame, rx_mgmt->frame_len, 1320 &fi); 1321 1322 random_add_randomness(&fi, sizeof(fi)); 1323 1324 return ret; 1325} 1326 1327 1328static void hostapd_mgmt_tx_cb(struct hostapd_data *hapd, const u8 *buf, 1329 size_t len, u16 stype, int ok) 1330{ 1331 struct ieee80211_hdr *hdr; 1332 struct hostapd_data *orig_hapd = hapd; 1333 1334 hdr = (struct ieee80211_hdr *) buf; 1335 hapd = get_hapd_bssid(hapd->iface, get_hdr_bssid(hdr, len)); 1336 if (!hapd) 1337 return; 1338 if (hapd == HAPD_BROADCAST) { 1339 if (stype != WLAN_FC_STYPE_ACTION || len <= 25 || 1340 buf[24] != WLAN_ACTION_PUBLIC) 1341 return; 1342 hapd = get_hapd_bssid(orig_hapd->iface, hdr->addr2); 1343 if (!hapd || hapd == HAPD_BROADCAST) 1344 return; 1345 /* 1346 * Allow processing of TX status for a Public Action frame that 1347 * used wildcard BBSID. 1348 */ 1349 } 1350 ieee802_11_mgmt_cb(hapd, buf, len, stype, ok); 1351} 1352 1353#endif /* NEED_AP_MLME */ 1354 1355 1356static int hostapd_event_new_sta(struct hostapd_data *hapd, const u8 *addr) 1357{ 1358 struct sta_info *sta = ap_get_sta(hapd, addr); 1359 1360 if (sta) 1361 return 0; 1362 1363 wpa_printf(MSG_DEBUG, "Data frame from unknown STA " MACSTR 1364 " - adding a new STA", MAC2STR(addr)); 1365 sta = ap_sta_add(hapd, addr); 1366 if (sta) { 1367 hostapd_new_assoc_sta(hapd, sta, 0); 1368 } else { 1369 wpa_printf(MSG_DEBUG, "Failed to add STA entry for " MACSTR, 1370 MAC2STR(addr)); 1371 return -1; 1372 } 1373 1374 return 0; 1375} 1376 1377 1378static void hostapd_event_eapol_rx(struct hostapd_data *hapd, const u8 *src, 1379 const u8 *data, size_t data_len) 1380{ 1381 struct hostapd_iface *iface = hapd->iface; 1382 struct sta_info *sta; 1383 size_t j; 1384 1385 for (j = 0; j < iface->num_bss; j++) { 1386 sta = ap_get_sta(iface->bss[j], src); 1387 if (sta && sta->flags & WLAN_STA_ASSOC) { 1388 hapd = iface->bss[j]; 1389 break; 1390 } 1391 } 1392 1393 ieee802_1x_receive(hapd, src, data, data_len); 1394} 1395 1396#endif /* HOSTAPD */ 1397 1398 1399static struct hostapd_channel_data * hostapd_get_mode_channel( 1400 struct hostapd_iface *iface, unsigned int freq) 1401{ 1402 int i; 1403 struct hostapd_channel_data *chan; 1404 1405 for (i = 0; i < iface->current_mode->num_channels; i++) { 1406 chan = &iface->current_mode->channels[i]; 1407 if ((unsigned int) chan->freq == freq) 1408 return chan; 1409 } 1410 1411 return NULL; 1412} 1413 1414 1415static void hostapd_update_nf(struct hostapd_iface *iface, 1416 struct hostapd_channel_data *chan, 1417 struct freq_survey *survey) 1418{ 1419 if (!iface->chans_surveyed) { 1420 chan->min_nf = survey->nf; 1421 iface->lowest_nf = survey->nf; 1422 } else { 1423 if (dl_list_empty(&chan->survey_list)) 1424 chan->min_nf = survey->nf; 1425 else if (survey->nf < chan->min_nf) 1426 chan->min_nf = survey->nf; 1427 if (survey->nf < iface->lowest_nf) 1428 iface->lowest_nf = survey->nf; 1429 } 1430} 1431 1432 1433static void hostapd_single_channel_get_survey(struct hostapd_iface *iface, 1434 struct survey_results *survey_res) 1435{ 1436 struct hostapd_channel_data *chan; 1437 struct freq_survey *survey; 1438 u64 divisor, dividend; 1439 1440 survey = dl_list_first(&survey_res->survey_list, struct freq_survey, 1441 list); 1442 if (!survey || !survey->freq) 1443 return; 1444 1445 chan = hostapd_get_mode_channel(iface, survey->freq); 1446 if (!chan || chan->flag & HOSTAPD_CHAN_DISABLED) 1447 return; 1448 1449 wpa_printf(MSG_DEBUG, 1450 "Single Channel Survey: (freq=%d channel_time=%ld channel_time_busy=%ld)", 1451 survey->freq, 1452 (unsigned long int) survey->channel_time, 1453 (unsigned long int) survey->channel_time_busy); 1454 1455 if (survey->channel_time > iface->last_channel_time && 1456 survey->channel_time > survey->channel_time_busy) { 1457 dividend = survey->channel_time_busy - 1458 iface->last_channel_time_busy; 1459 divisor = survey->channel_time - iface->last_channel_time; 1460 1461 iface->channel_utilization = dividend * 255 / divisor; 1462 wpa_printf(MSG_DEBUG, "Channel Utilization: %d", 1463 iface->channel_utilization); 1464 } 1465 iface->last_channel_time = survey->channel_time; 1466 iface->last_channel_time_busy = survey->channel_time_busy; 1467} 1468 1469 1470void hostapd_event_get_survey(struct hostapd_iface *iface, 1471 struct survey_results *survey_results) 1472{ 1473 struct freq_survey *survey, *tmp; 1474 struct hostapd_channel_data *chan; 1475 1476 if (dl_list_empty(&survey_results->survey_list)) { 1477 wpa_printf(MSG_DEBUG, "No survey data received"); 1478 return; 1479 } 1480 1481 if (survey_results->freq_filter) { 1482 hostapd_single_channel_get_survey(iface, survey_results); 1483 return; 1484 } 1485 1486 dl_list_for_each_safe(survey, tmp, &survey_results->survey_list, 1487 struct freq_survey, list) { 1488 chan = hostapd_get_mode_channel(iface, survey->freq); 1489 if (!chan) 1490 continue; 1491 if (chan->flag & HOSTAPD_CHAN_DISABLED) 1492 continue; 1493 1494 dl_list_del(&survey->list); 1495 dl_list_add_tail(&chan->survey_list, &survey->list); 1496 1497 hostapd_update_nf(iface, chan, survey); 1498 1499 iface->chans_surveyed++; 1500 } 1501} 1502 1503 1504#ifdef HOSTAPD 1505#ifdef NEED_AP_MLME 1506 1507static void hostapd_event_iface_unavailable(struct hostapd_data *hapd) 1508{ 1509 wpa_printf(MSG_DEBUG, "Interface %s is unavailable -- stopped", 1510 hapd->conf->iface); 1511 1512 if (hapd->csa_in_progress) { 1513 wpa_printf(MSG_INFO, "CSA failed (%s was stopped)", 1514 hapd->conf->iface); 1515 hostapd_switch_channel_fallback(hapd->iface, 1516 &hapd->cs_freq_params); 1517 } 1518} 1519 1520 1521static void hostapd_event_dfs_radar_detected(struct hostapd_data *hapd, 1522 struct dfs_event *radar) 1523{ 1524 wpa_printf(MSG_DEBUG, "DFS radar detected on %d MHz", radar->freq); 1525 hostapd_dfs_radar_detected(hapd->iface, radar->freq, radar->ht_enabled, 1526 radar->chan_offset, radar->chan_width, 1527 radar->cf1, radar->cf2); 1528} 1529 1530 1531static void hostapd_event_dfs_pre_cac_expired(struct hostapd_data *hapd, 1532 struct dfs_event *radar) 1533{ 1534 wpa_printf(MSG_DEBUG, "DFS Pre-CAC expired on %d MHz", radar->freq); 1535 hostapd_dfs_pre_cac_expired(hapd->iface, radar->freq, radar->ht_enabled, 1536 radar->chan_offset, radar->chan_width, 1537 radar->cf1, radar->cf2); 1538} 1539 1540 1541static void hostapd_event_dfs_cac_finished(struct hostapd_data *hapd, 1542 struct dfs_event *radar) 1543{ 1544 wpa_printf(MSG_DEBUG, "DFS CAC finished on %d MHz", radar->freq); 1545 hostapd_dfs_complete_cac(hapd->iface, 1, radar->freq, radar->ht_enabled, 1546 radar->chan_offset, radar->chan_width, 1547 radar->cf1, radar->cf2); 1548} 1549 1550 1551static void hostapd_event_dfs_cac_aborted(struct hostapd_data *hapd, 1552 struct dfs_event *radar) 1553{ 1554 wpa_printf(MSG_DEBUG, "DFS CAC aborted on %d MHz", radar->freq); 1555 hostapd_dfs_complete_cac(hapd->iface, 0, radar->freq, radar->ht_enabled, 1556 radar->chan_offset, radar->chan_width, 1557 radar->cf1, radar->cf2); 1558} 1559 1560 1561static void hostapd_event_dfs_nop_finished(struct hostapd_data *hapd, 1562 struct dfs_event *radar) 1563{ 1564 wpa_printf(MSG_DEBUG, "DFS NOP finished on %d MHz", radar->freq); 1565 hostapd_dfs_nop_finished(hapd->iface, radar->freq, radar->ht_enabled, 1566 radar->chan_offset, radar->chan_width, 1567 radar->cf1, radar->cf2); 1568} 1569 1570 1571static void hostapd_event_dfs_cac_started(struct hostapd_data *hapd, 1572 struct dfs_event *radar) 1573{ 1574 wpa_printf(MSG_DEBUG, "DFS offload CAC started on %d MHz", radar->freq); 1575 hostapd_dfs_start_cac(hapd->iface, radar->freq, radar->ht_enabled, 1576 radar->chan_offset, radar->chan_width, 1577 radar->cf1, radar->cf2); 1578} 1579 1580#endif /* NEED_AP_MLME */ 1581 1582 1583static void hostapd_event_wds_sta_interface_status(struct hostapd_data *hapd, 1584 int istatus, 1585 const char *ifname, 1586 const u8 *addr) 1587{ 1588 struct sta_info *sta = ap_get_sta(hapd, addr); 1589 1590 if (sta) { 1591 os_free(sta->ifname_wds); 1592 if (istatus == INTERFACE_ADDED) 1593 sta->ifname_wds = os_strdup(ifname); 1594 else 1595 sta->ifname_wds = NULL; 1596 } 1597 1598 wpa_msg(hapd->msg_ctx, MSG_INFO, "%sifname=%s sta_addr=" MACSTR, 1599 istatus == INTERFACE_ADDED ? 1600 WDS_STA_INTERFACE_ADDED : WDS_STA_INTERFACE_REMOVED, 1601 ifname, MAC2STR(addr)); 1602} 1603 1604 1605#ifdef CONFIG_OWE 1606static int hostapd_notif_update_dh_ie(struct hostapd_data *hapd, 1607 const u8 *peer, const u8 *ie, 1608 size_t ie_len) 1609{ 1610 u16 status; 1611 struct sta_info *sta; 1612 struct ieee802_11_elems elems; 1613 1614 if (!hapd || !hapd->wpa_auth) { 1615 wpa_printf(MSG_DEBUG, "OWE: Invalid hapd context"); 1616 return -1; 1617 } 1618 if (!peer) { 1619 wpa_printf(MSG_DEBUG, "OWE: Peer unknown"); 1620 return -1; 1621 } 1622 if (!(hapd->conf->wpa_key_mgmt & WPA_KEY_MGMT_OWE)) { 1623 wpa_printf(MSG_DEBUG, "OWE: No OWE AKM configured"); 1624 status = WLAN_STATUS_AKMP_NOT_VALID; 1625 goto err; 1626 } 1627 if (ieee802_11_parse_elems(ie, ie_len, &elems, 1) == ParseFailed) { 1628 wpa_printf(MSG_DEBUG, "OWE: Failed to parse OWE IE for " 1629 MACSTR, MAC2STR(peer)); 1630 status = WLAN_STATUS_UNSPECIFIED_FAILURE; 1631 goto err; 1632 } 1633 status = owe_validate_request(hapd, peer, elems.rsn_ie, 1634 elems.rsn_ie_len, 1635 elems.owe_dh, elems.owe_dh_len); 1636 if (status != WLAN_STATUS_SUCCESS) 1637 goto err; 1638 1639 sta = ap_get_sta(hapd, peer); 1640 if (sta) { 1641 ap_sta_no_session_timeout(hapd, sta); 1642 accounting_sta_stop(hapd, sta); 1643 1644 /* 1645 * Make sure that the previously registered inactivity timer 1646 * will not remove the STA immediately. 1647 */ 1648 sta->timeout_next = STA_NULLFUNC; 1649 } else { 1650 sta = ap_sta_add(hapd, peer); 1651 if (!sta) { 1652 status = WLAN_STATUS_UNSPECIFIED_FAILURE; 1653 goto err; 1654 } 1655 } 1656 sta->flags &= ~(WLAN_STA_WPS | WLAN_STA_MAYBE_WPS | WLAN_STA_WPS2); 1657 1658 status = owe_process_rsn_ie(hapd, sta, elems.rsn_ie, 1659 elems.rsn_ie_len, elems.owe_dh, 1660 elems.owe_dh_len); 1661 if (status != WLAN_STATUS_SUCCESS) 1662 ap_free_sta(hapd, sta); 1663 1664 return 0; 1665err: 1666 hostapd_drv_update_dh_ie(hapd, peer, status, NULL, 0); 1667 return 0; 1668} 1669#endif /* CONFIG_OWE */ 1670 1671 1672void wpa_supplicant_event_hapd(void *ctx, enum wpa_event_type event, 1673 union wpa_event_data *data) 1674{ 1675 struct hostapd_data *hapd = ctx; 1676#ifndef CONFIG_NO_STDOUT_DEBUG 1677 int level = MSG_DEBUG; 1678 1679 if (event == EVENT_RX_MGMT && data->rx_mgmt.frame && 1680 data->rx_mgmt.frame_len >= 24) { 1681 const struct ieee80211_hdr *hdr; 1682 u16 fc; 1683 1684 hdr = (const struct ieee80211_hdr *) data->rx_mgmt.frame; 1685 fc = le_to_host16(hdr->frame_control); 1686 if (WLAN_FC_GET_TYPE(fc) == WLAN_FC_TYPE_MGMT && 1687 WLAN_FC_GET_STYPE(fc) == WLAN_FC_STYPE_BEACON) 1688 level = MSG_EXCESSIVE; 1689 if (WLAN_FC_GET_TYPE(fc) == WLAN_FC_TYPE_MGMT && 1690 WLAN_FC_GET_STYPE(fc) == WLAN_FC_STYPE_PROBE_REQ) 1691 level = MSG_EXCESSIVE; 1692 } 1693 1694 wpa_dbg(hapd->msg_ctx, level, "Event %s (%d) received", 1695 event_to_string(event), event); 1696#endif /* CONFIG_NO_STDOUT_DEBUG */ 1697 1698 switch (event) { 1699 case EVENT_MICHAEL_MIC_FAILURE: 1700 michael_mic_failure(hapd, data->michael_mic_failure.src, 1); 1701 break; 1702 case EVENT_SCAN_RESULTS: 1703 if (hapd->iface->scan_cb) 1704 hapd->iface->scan_cb(hapd->iface); 1705 break; 1706 case EVENT_WPS_BUTTON_PUSHED: 1707 hostapd_wps_button_pushed(hapd, NULL); 1708 break; 1709#ifdef NEED_AP_MLME 1710 case EVENT_TX_STATUS: 1711 switch (data->tx_status.type) { 1712 case WLAN_FC_TYPE_MGMT: 1713 hostapd_mgmt_tx_cb(hapd, data->tx_status.data, 1714 data->tx_status.data_len, 1715 data->tx_status.stype, 1716 data->tx_status.ack); 1717 break; 1718 case WLAN_FC_TYPE_DATA: 1719 hostapd_tx_status(hapd, data->tx_status.dst, 1720 data->tx_status.data, 1721 data->tx_status.data_len, 1722 data->tx_status.ack); 1723 break; 1724 } 1725 break; 1726 case EVENT_EAPOL_TX_STATUS: 1727 hostapd_eapol_tx_status(hapd, data->eapol_tx_status.dst, 1728 data->eapol_tx_status.data, 1729 data->eapol_tx_status.data_len, 1730 data->eapol_tx_status.ack); 1731 break; 1732 case EVENT_DRIVER_CLIENT_POLL_OK: 1733 hostapd_client_poll_ok(hapd, data->client_poll.addr); 1734 break; 1735 case EVENT_RX_FROM_UNKNOWN: 1736 hostapd_rx_from_unknown_sta(hapd, data->rx_from_unknown.bssid, 1737 data->rx_from_unknown.addr, 1738 data->rx_from_unknown.wds); 1739 break; 1740#endif /* NEED_AP_MLME */ 1741 case EVENT_RX_MGMT: 1742 if (!data->rx_mgmt.frame) 1743 break; 1744#ifdef NEED_AP_MLME 1745 hostapd_mgmt_rx(hapd, &data->rx_mgmt); 1746#else /* NEED_AP_MLME */ 1747 hostapd_action_rx(hapd, &data->rx_mgmt); 1748#endif /* NEED_AP_MLME */ 1749 break; 1750 case EVENT_RX_PROBE_REQ: 1751 if (data->rx_probe_req.sa == NULL || 1752 data->rx_probe_req.ie == NULL) 1753 break; 1754 hostapd_probe_req_rx(hapd, data->rx_probe_req.sa, 1755 data->rx_probe_req.da, 1756 data->rx_probe_req.bssid, 1757 data->rx_probe_req.ie, 1758 data->rx_probe_req.ie_len, 1759 data->rx_probe_req.ssi_signal); 1760 break; 1761 case EVENT_NEW_STA: 1762 hostapd_event_new_sta(hapd, data->new_sta.addr); 1763 break; 1764 case EVENT_EAPOL_RX: 1765 hostapd_event_eapol_rx(hapd, data->eapol_rx.src, 1766 data->eapol_rx.data, 1767 data->eapol_rx.data_len); 1768 break; 1769 case EVENT_ASSOC: 1770 if (!data) 1771 return; 1772 hostapd_notif_assoc(hapd, data->assoc_info.addr, 1773 data->assoc_info.req_ies, 1774 data->assoc_info.req_ies_len, 1775 data->assoc_info.reassoc); 1776 break; 1777#ifdef CONFIG_OWE 1778 case EVENT_UPDATE_DH: 1779 if (!data) 1780 return; 1781 hostapd_notif_update_dh_ie(hapd, data->update_dh.peer, 1782 data->update_dh.ie, 1783 data->update_dh.ie_len); 1784 break; 1785#endif /* CONFIG_OWE */ 1786 case EVENT_DISASSOC: 1787 if (data) 1788 hostapd_notif_disassoc(hapd, data->disassoc_info.addr); 1789 break; 1790 case EVENT_DEAUTH: 1791 if (data) 1792 hostapd_notif_disassoc(hapd, data->deauth_info.addr); 1793 break; 1794 case EVENT_STATION_LOW_ACK: 1795 if (!data) 1796 break; 1797 hostapd_event_sta_low_ack(hapd, data->low_ack.addr); 1798 break; 1799 case EVENT_AUTH: 1800 hostapd_notif_auth(hapd, &data->auth); 1801 break; 1802 case EVENT_CH_SWITCH_STARTED: 1803 case EVENT_CH_SWITCH: 1804 if (!data) 1805 break; 1806 hostapd_event_ch_switch(hapd, data->ch_switch.freq, 1807 data->ch_switch.ht_enabled, 1808 data->ch_switch.ch_offset, 1809 data->ch_switch.ch_width, 1810 data->ch_switch.cf1, 1811 data->ch_switch.cf2, 1812 event == EVENT_CH_SWITCH); 1813 break; 1814 case EVENT_CONNECT_FAILED_REASON: 1815 if (!data) 1816 break; 1817 hostapd_event_connect_failed_reason( 1818 hapd, data->connect_failed_reason.addr, 1819 data->connect_failed_reason.code); 1820 break; 1821 case EVENT_SURVEY: 1822 hostapd_event_get_survey(hapd->iface, &data->survey_results); 1823 break; 1824#ifdef NEED_AP_MLME 1825 case EVENT_INTERFACE_UNAVAILABLE: 1826 hostapd_event_iface_unavailable(hapd); 1827 break; 1828 case EVENT_DFS_RADAR_DETECTED: 1829 if (!data) 1830 break; 1831 hostapd_event_dfs_radar_detected(hapd, &data->dfs_event); 1832 break; 1833 case EVENT_DFS_PRE_CAC_EXPIRED: 1834 if (!data) 1835 break; 1836 hostapd_event_dfs_pre_cac_expired(hapd, &data->dfs_event); 1837 break; 1838 case EVENT_DFS_CAC_FINISHED: 1839 if (!data) 1840 break; 1841 hostapd_event_dfs_cac_finished(hapd, &data->dfs_event); 1842 break; 1843 case EVENT_DFS_CAC_ABORTED: 1844 if (!data) 1845 break; 1846 hostapd_event_dfs_cac_aborted(hapd, &data->dfs_event); 1847 break; 1848 case EVENT_DFS_NOP_FINISHED: 1849 if (!data) 1850 break; 1851 hostapd_event_dfs_nop_finished(hapd, &data->dfs_event); 1852 break; 1853 case EVENT_CHANNEL_LIST_CHANGED: 1854 /* channel list changed (regulatory?), update channel list */ 1855 /* TODO: check this. hostapd_get_hw_features() initializes 1856 * too much stuff. */ 1857 /* hostapd_get_hw_features(hapd->iface); */ 1858 hostapd_channel_list_updated( 1859 hapd->iface, data->channel_list_changed.initiator); 1860 break; 1861 case EVENT_DFS_CAC_STARTED: 1862 if (!data) 1863 break; 1864 hostapd_event_dfs_cac_started(hapd, &data->dfs_event); 1865 break; 1866#endif /* NEED_AP_MLME */ 1867 case EVENT_INTERFACE_ENABLED: 1868 wpa_msg(hapd->msg_ctx, MSG_INFO, INTERFACE_ENABLED); 1869 if (hapd->disabled && hapd->started) { 1870 hapd->disabled = 0; 1871 /* 1872 * Try to re-enable interface if the driver stopped it 1873 * when the interface got disabled. 1874 */ 1875 if (hapd->wpa_auth) 1876 wpa_auth_reconfig_group_keys(hapd->wpa_auth); 1877 else 1878 hostapd_reconfig_encryption(hapd); 1879 hapd->reenable_beacon = 1; 1880 ieee802_11_set_beacon(hapd); 1881#ifdef NEED_AP_MLME 1882 } else if (hapd->disabled && hapd->iface->cac_started) { 1883 wpa_printf(MSG_DEBUG, "DFS: restarting pending CAC"); 1884 hostapd_handle_dfs(hapd->iface); 1885#endif /* NEED_AP_MLME */ 1886 } 1887 break; 1888 case EVENT_INTERFACE_DISABLED: 1889 hostapd_free_stas(hapd); 1890 wpa_msg(hapd->msg_ctx, MSG_INFO, INTERFACE_DISABLED); 1891 hapd->disabled = 1; 1892 break; 1893#ifdef CONFIG_ACS 1894 case EVENT_ACS_CHANNEL_SELECTED: 1895 hostapd_acs_channel_selected(hapd, 1896 &data->acs_selected_channels); 1897 break; 1898#endif /* CONFIG_ACS */ 1899 case EVENT_STATION_OPMODE_CHANGED: 1900 hostapd_event_sta_opmode_changed(hapd, data->sta_opmode.addr, 1901 data->sta_opmode.smps_mode, 1902 data->sta_opmode.chan_width, 1903 data->sta_opmode.rx_nss); 1904 break; 1905 case EVENT_WDS_STA_INTERFACE_STATUS: 1906 hostapd_event_wds_sta_interface_status( 1907 hapd, data->wds_sta_interface.istatus, 1908 data->wds_sta_interface.ifname, 1909 data->wds_sta_interface.sta_addr); 1910 break; 1911 default: 1912 wpa_printf(MSG_DEBUG, "Unknown event %d", event); 1913 break; 1914 } 1915} 1916 1917 1918void wpa_supplicant_event_global_hapd(void *ctx, enum wpa_event_type event, 1919 union wpa_event_data *data) 1920{ 1921 struct hapd_interfaces *interfaces = ctx; 1922 struct hostapd_data *hapd; 1923 1924 if (event != EVENT_INTERFACE_STATUS) 1925 return; 1926 1927 hapd = hostapd_get_iface(interfaces, data->interface_status.ifname); 1928 if (hapd && hapd->driver && hapd->driver->get_ifindex && 1929 hapd->drv_priv) { 1930 unsigned int ifindex; 1931 1932 ifindex = hapd->driver->get_ifindex(hapd->drv_priv); 1933 if (ifindex != data->interface_status.ifindex) { 1934 wpa_dbg(hapd->msg_ctx, MSG_DEBUG, 1935 "interface status ifindex %d mismatch (%d)", 1936 ifindex, data->interface_status.ifindex); 1937 return; 1938 } 1939 } 1940 if (hapd) 1941 wpa_supplicant_event_hapd(hapd, event, data); 1942} 1943 1944#endif /* HOSTAPD */ 1945