contrib/wpa/src/ap/drv_callbacks.c

   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
  46 void 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
 106 int 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         random_add_randomness(addr, ETH_ALEN);
 135
 136         hostapd_logger(hapd, addr, HOSTAPD_MODULE_IEEE80211,
 137                        HOSTAPD_LEVEL_INFO, "associated");
 138
 139         ieee802_11_parse_elems(req_ies, req_ies_len, &elems, 0);
 140         if (elems.wps_ie) {
 141                 ie = elems.wps_ie - 2;
 142                 ielen = elems.wps_ie_len + 2;
 143                 wpa_printf(MSG_DEBUG, "STA included WPS IE in (Re)AssocReq");
 144         } else if (elems.rsn_ie) {
 145                 ie = elems.rsn_ie - 2;
 146                 ielen = elems.rsn_ie_len + 2;
 147                 wpa_printf(MSG_DEBUG, "STA included RSN IE in (Re)AssocReq");
 148         } else if (elems.wpa_ie) {
 149                 ie = elems.wpa_ie - 2;
 150                 ielen = elems.wpa_ie_len + 2;
 151                 wpa_printf(MSG_DEBUG, "STA included WPA IE in (Re)AssocReq");
 152 #ifdef CONFIG_HS20
 153         } else if (elems.osen) {
 154                 ie = elems.osen - 2;
 155                 ielen = elems.osen_len + 2;
 156                 wpa_printf(MSG_DEBUG, "STA included OSEN IE in (Re)AssocReq");
 157 #endif /* CONFIG_HS20 */
 158         } else {
 159                 ie = NULL;
 160                 ielen = 0;
 161                 wpa_printf(MSG_DEBUG,
 162                            "STA did not include WPS/RSN/WPA IE in (Re)AssocReq");
 163         }
 164
 165         sta = ap_get_sta(hapd, addr);
 166         if (sta) {
 167                 ap_sta_no_session_timeout(hapd, sta);
 168                 accounting_sta_stop(hapd, sta);
 169
 170                 /*
 171                  * Make sure that the previously registered inactivity timer
 172                  * will not remove the STA immediately.
 173                  */
 174                 sta->timeout_next = STA_NULLFUNC;
 175         } else {
 176                 sta = ap_sta_add(hapd, addr);
 177                 if (sta == NULL) {
 178                         hostapd_drv_sta_disassoc(hapd, addr,
 179                                                  WLAN_REASON_DISASSOC_AP_BUSY);
 180                         return -1;
 181                 }
 182         }
 183         sta->flags &= ~(WLAN_STA_WPS | WLAN_STA_MAYBE_WPS | WLAN_STA_WPS2);
 184
 185         /*
 186          * ACL configurations to the drivers (implementing AP SME and ACL
 187          * offload) without hostapd's knowledge, can result in a disconnection
 188          * though the driver accepts the connection. Skip the hostapd check for
 189          * ACL if the driver supports ACL offload to avoid potentially
 190          * conflicting ACL rules.
 191          */
 192         if (hapd->iface->drv_max_acl_mac_addrs == 0 &&
 193             hostapd_check_acl(hapd, addr, NULL) != HOSTAPD_ACL_ACCEPT) {
 194                 wpa_printf(MSG_INFO, "STA " MACSTR " not allowed to connect",
 195                            MAC2STR(addr));
 196                 reason = WLAN_REASON_UNSPECIFIED;
 197                 goto fail;
 198         }
 199
 200 #ifdef CONFIG_P2P
 201         if (elems.p2p) {
 202                 wpabuf_free(sta->p2p_ie);
 203                 sta->p2p_ie = ieee802_11_vendor_ie_concat(req_ies, req_ies_len,
 204                                                           P2P_IE_VENDOR_TYPE);
 205                 if (sta->p2p_ie)
 206                         p2p_dev_addr = p2p_get_go_dev_addr(sta->p2p_ie);
 207         }
 208 #endif /* CONFIG_P2P */
 209
 210 #ifdef CONFIG_IEEE80211N
 211 #ifdef NEED_AP_MLME
 212         if (elems.ht_capabilities &&
 213             (hapd->iface->conf->ht_capab &
 214              HT_CAP_INFO_SUPP_CHANNEL_WIDTH_SET)) {
 215                 struct ieee80211_ht_capabilities *ht_cap =
 216                         (struct ieee80211_ht_capabilities *)
 217                         elems.ht_capabilities;
 218
 219                 if (le_to_host16(ht_cap->ht_capabilities_info) &
 220                     HT_CAP_INFO_40MHZ_INTOLERANT)
 221                         ht40_intolerant_add(hapd->iface, sta);
 222         }
 223 #endif /* NEED_AP_MLME */
 224 #endif /* CONFIG_IEEE80211N */
 225
 226 #ifdef CONFIG_INTERWORKING
 227         if (elems.ext_capab && elems.ext_capab_len > 4) {
 228                 if (elems.ext_capab[4] & 0x01)
 229                         sta->qos_map_enabled = 1;
 230         }
 231 #endif /* CONFIG_INTERWORKING */
 232
 233 #ifdef CONFIG_HS20
 234         wpabuf_free(sta->hs20_ie);
 235         if (elems.hs20 && elems.hs20_len > 4) {
 236                 sta->hs20_ie = wpabuf_alloc_copy(elems.hs20 + 4,
 237                                                  elems.hs20_len - 4);
 238         } else
 239                 sta->hs20_ie = NULL;
 240
 241         wpabuf_free(sta->roaming_consortium);
 242         if (elems.roaming_cons_sel)
 243                 sta->roaming_consortium = wpabuf_alloc_copy(
 244                         elems.roaming_cons_sel + 4,
 245                         elems.roaming_cons_sel_len - 4);
 246         else
 247                 sta->roaming_consortium = NULL;
 248 #endif /* CONFIG_HS20 */
 249
 250 #ifdef CONFIG_FST
 251         wpabuf_free(sta->mb_ies);
 252         if (hapd->iface->fst)
 253                 sta->mb_ies = mb_ies_by_info(&elems.mb_ies);
 254         else
 255                 sta->mb_ies = NULL;
 256 #endif /* CONFIG_FST */
 257
 258         mbo_ap_check_sta_assoc(hapd, sta, &elems);
 259
 260         ap_copy_sta_supp_op_classes(sta, elems.supp_op_classes,
 261                                     elems.supp_op_classes_len);
 262
 263         if (hapd->conf->wpa) {
 264                 if (ie == NULL || ielen == 0) {
 265 #ifdef CONFIG_WPS
 266                         if (hapd->conf->wps_state) {
 267                                 wpa_printf(MSG_DEBUG,
 268                                            "STA did not include WPA/RSN IE in (Re)Association Request - possible WPS use");
 269                                 sta->flags |= WLAN_STA_MAYBE_WPS;
 270                                 goto skip_wpa_check;
 271                         }
 272 #endif /* CONFIG_WPS */
 273
 274                         wpa_printf(MSG_DEBUG, "No WPA/RSN IE from STA");
 275                         reason = WLAN_REASON_INVALID_IE;
 276                         status = WLAN_STATUS_INVALID_IE;
 277                         goto fail;
 278                 }
 279 #ifdef CONFIG_WPS
 280                 if (hapd->conf->wps_state && ie[0] == 0xdd && ie[1] >= 4 &&
 281                     os_memcmp(ie + 2, "\x00\x50\xf2\x04", 4) == 0) {
 282                         struct wpabuf *wps;
 283
 284                         sta->flags |= WLAN_STA_WPS;
 285                         wps = ieee802_11_vendor_ie_concat(ie, ielen,
 286                                                           WPS_IE_VENDOR_TYPE);
 287                         if (wps) {
 288                                 if (wps_is_20(wps)) {
 289                                         wpa_printf(MSG_DEBUG,
 290                                                    "WPS: STA supports WPS 2.0");
 291                                         sta->flags |= WLAN_STA_WPS2;
 292                                 }
 293                                 wpabuf_free(wps);
 294                         }
 295                         goto skip_wpa_check;
 296                 }
 297 #endif /* CONFIG_WPS */
 298
 299                 if (sta->wpa_sm == NULL)
 300                         sta->wpa_sm = wpa_auth_sta_init(hapd->wpa_auth,
 301                                                         sta->addr,
 302                                                         p2p_dev_addr);
 303                 if (sta->wpa_sm == NULL) {
 304                         wpa_printf(MSG_ERROR,
 305                                    "Failed to initialize WPA state machine");
 306                         return -1;
 307                 }
 308                 res = wpa_validate_wpa_ie(hapd->wpa_auth, sta->wpa_sm,
 309                                           hapd->iface->freq,
 310                                           ie, ielen,
 311                                           elems.mdie, elems.mdie_len,
 312                                           elems.owe_dh, elems.owe_dh_len);
 313                 if (res != WPA_IE_OK) {
 314                         wpa_printf(MSG_DEBUG,
 315                                    "WPA/RSN information element rejected? (res %u)",
 316                                    res);
 317                         wpa_hexdump(MSG_DEBUG, "IE", ie, ielen);
 318                         if (res == WPA_INVALID_GROUP) {
 319                                 reason = WLAN_REASON_GROUP_CIPHER_NOT_VALID;
 320                                 status = WLAN_STATUS_GROUP_CIPHER_NOT_VALID;
 321                         } else if (res == WPA_INVALID_PAIRWISE) {
 322                                 reason = WLAN_REASON_PAIRWISE_CIPHER_NOT_VALID;
 323                                 status = WLAN_STATUS_PAIRWISE_CIPHER_NOT_VALID;
 324                         } else if (res == WPA_INVALID_AKMP) {
 325                                 reason = WLAN_REASON_AKMP_NOT_VALID;
 326                                 status = WLAN_STATUS_AKMP_NOT_VALID;
 327                         }
 328 #ifdef CONFIG_IEEE80211W
 329                         else if (res == WPA_MGMT_FRAME_PROTECTION_VIOLATION) {
 330                                 reason = WLAN_REASON_INVALID_IE;
 331                                 status = WLAN_STATUS_INVALID_IE;
 332                         } else if (res == WPA_INVALID_MGMT_GROUP_CIPHER) {
 333                                 reason = WLAN_REASON_CIPHER_SUITE_REJECTED;
 334                                 status = WLAN_STATUS_CIPHER_REJECTED_PER_POLICY;
 335                         }
 336 #endif /* CONFIG_IEEE80211W */
 337                         else {
 338                                 reason = WLAN_REASON_INVALID_IE;
 339                                 status = WLAN_STATUS_INVALID_IE;
 340                         }
 341                         goto fail;
 342                 }
 343 #ifdef CONFIG_IEEE80211W
 344                 if ((sta->flags & (WLAN_STA_ASSOC | WLAN_STA_MFP)) ==
 345                     (WLAN_STA_ASSOC | WLAN_STA_MFP) &&
 346                     !sta->sa_query_timed_out &&
 347                     sta->sa_query_count > 0)
 348                         ap_check_sa_query_timeout(hapd, sta);
 349                 if ((sta->flags & (WLAN_STA_ASSOC | WLAN_STA_MFP)) ==
 350                     (WLAN_STA_ASSOC | WLAN_STA_MFP) &&
 351                     !sta->sa_query_timed_out &&
 352                     (sta->auth_alg != WLAN_AUTH_FT)) {
 353                         /*
 354                          * STA has already been associated with MFP and SA
 355                          * Query timeout has not been reached. Reject the
 356                          * association attempt temporarily and start SA Query,
 357                          * if one is not pending.
 358                          */
 359
 360                         if (sta->sa_query_count == 0)
 361                                 ap_sta_start_sa_query(hapd, sta);
 362
 363                         status = WLAN_STATUS_ASSOC_REJECTED_TEMPORARILY;
 364
 365                         p = hostapd_eid_assoc_comeback_time(hapd, sta, p);
 366
 367                         hostapd_sta_assoc(hapd, addr, reassoc, status, buf,
 368                                           p - buf);
 369                         return 0;
 370                 }
 371
 372                 if (wpa_auth_uses_mfp(sta->wpa_sm))
 373                         sta->flags |= WLAN_STA_MFP;
 374                 else
 375                         sta->flags &= ~WLAN_STA_MFP;
 376 #endif /* CONFIG_IEEE80211W */
 377
 378 #ifdef CONFIG_IEEE80211R_AP
 379                 if (sta->auth_alg == WLAN_AUTH_FT) {
 380                         status = wpa_ft_validate_reassoc(sta->wpa_sm, req_ies,
 381                                                          req_ies_len);
 382                         if (status != WLAN_STATUS_SUCCESS) {
 383                                 if (status == WLAN_STATUS_INVALID_PMKID)
 384                                         reason = WLAN_REASON_INVALID_IE;
 385                                 if (status == WLAN_STATUS_INVALID_MDIE)
 386                                         reason = WLAN_REASON_INVALID_IE;
 387                                 if (status == WLAN_STATUS_INVALID_FTIE)
 388                                         reason = WLAN_REASON_INVALID_IE;
 389                                 goto fail;
 390                         }
 391                 }
 392 #endif /* CONFIG_IEEE80211R_AP */
 393         } else if (hapd->conf->wps_state) {
 394 #ifdef CONFIG_WPS
 395                 struct wpabuf *wps;
 396
 397                 if (req_ies)
 398                         wps = ieee802_11_vendor_ie_concat(req_ies, req_ies_len,
 399                                                           WPS_IE_VENDOR_TYPE);
 400                 else
 401                         wps = NULL;
 402 #ifdef CONFIG_WPS_STRICT
 403                 if (wps && wps_validate_assoc_req(wps) < 0) {
 404                         reason = WLAN_REASON_INVALID_IE;
 405                         status = WLAN_STATUS_INVALID_IE;
 406                         wpabuf_free(wps);
 407                         goto fail;
 408                 }
 409 #endif /* CONFIG_WPS_STRICT */
 410                 if (wps) {
 411                         sta->flags |= WLAN_STA_WPS;
 412                         if (wps_is_20(wps)) {
 413                                 wpa_printf(MSG_DEBUG,
 414                                            "WPS: STA supports WPS 2.0");
 415                                 sta->flags |= WLAN_STA_WPS2;
 416                         }
 417                 } else
 418                         sta->flags |= WLAN_STA_MAYBE_WPS;
 419                 wpabuf_free(wps);
 420 #endif /* CONFIG_WPS */
 421 #ifdef CONFIG_HS20
 422         } else if (hapd->conf->osen) {
 423                 if (elems.osen == NULL) {
 424                         hostapd_logger(
 425                                 hapd, sta->addr, HOSTAPD_MODULE_IEEE80211,
 426                                 HOSTAPD_LEVEL_INFO,
 427                                 "No HS 2.0 OSEN element in association request");
 428                         return WLAN_STATUS_INVALID_IE;
 429                 }
 430
 431                 wpa_printf(MSG_DEBUG, "HS 2.0: OSEN association");
 432                 if (sta->wpa_sm == NULL)
 433                         sta->wpa_sm = wpa_auth_sta_init(hapd->wpa_auth,
 434                                                         sta->addr, NULL);
 435                 if (sta->wpa_sm == NULL) {
 436                         wpa_printf(MSG_WARNING,
 437                                    "Failed to initialize WPA state machine");
 438                         return WLAN_STATUS_UNSPECIFIED_FAILURE;
 439                 }
 440                 if (wpa_validate_osen(hapd->wpa_auth, sta->wpa_sm,
 441                                       elems.osen - 2, elems.osen_len + 2) < 0)
 442                         return WLAN_STATUS_INVALID_IE;
 443 #endif /* CONFIG_HS20 */
 444         }
 445
 446 #ifdef CONFIG_MBO
 447         if (hapd->conf->mbo_enabled && (hapd->conf->wpa & 2) &&
 448             elems.mbo && sta->cell_capa && !(sta->flags & WLAN_STA_MFP) &&
 449             hapd->conf->ieee80211w != NO_MGMT_FRAME_PROTECTION) {
 450                 wpa_printf(MSG_INFO,
 451                            "MBO: Reject WPA2 association without PMF");
 452                 return WLAN_STATUS_UNSPECIFIED_FAILURE;
 453         }
 454 #endif /* CONFIG_MBO */
 455
 456 #ifdef CONFIG_WPS
 457 skip_wpa_check:
 458 #endif /* CONFIG_WPS */
 459
 460 #ifdef CONFIG_IEEE80211R_AP
 461         p = wpa_sm_write_assoc_resp_ies(sta->wpa_sm, buf, sizeof(buf),
 462                                         sta->auth_alg, req_ies, req_ies_len);
 463         if (!p) {
 464                 wpa_printf(MSG_DEBUG, "FT: Failed to write AssocResp IEs");
 465                 return WLAN_STATUS_UNSPECIFIED_FAILURE;
 466         }
 467 #endif /* CONFIG_IEEE80211R_AP */
 468
 469 #ifdef CONFIG_FILS
 470         if (sta->auth_alg == WLAN_AUTH_FILS_SK ||
 471             sta->auth_alg == WLAN_AUTH_FILS_SK_PFS ||
 472             sta->auth_alg == WLAN_AUTH_FILS_PK) {
 473                 int delay_assoc = 0;
 474
 475                 if (!req_ies)
 476                         return WLAN_STATUS_UNSPECIFIED_FAILURE;
 477
 478                 if (!wpa_fils_validate_fils_session(sta->wpa_sm, req_ies,
 479                                                     req_ies_len,
 480                                                     sta->fils_session)) {
 481                         wpa_printf(MSG_DEBUG,
 482                                    "FILS: Session validation failed");
 483                         return WLAN_STATUS_UNSPECIFIED_FAILURE;
 484                 }
 485
 486                 res = wpa_fils_validate_key_confirm(sta->wpa_sm, req_ies,
 487                                                     req_ies_len);
 488                 if (res < 0) {
 489                         wpa_printf(MSG_DEBUG,
 490                                    "FILS: Key Confirm validation failed");
 491                         return WLAN_STATUS_UNSPECIFIED_FAILURE;
 492                 }
 493
 494                 if (fils_process_hlp(hapd, sta, req_ies, req_ies_len) > 0) {
 495                         wpa_printf(MSG_DEBUG,
 496                                    "FILS: Delaying Assoc Response (HLP)");
 497                         delay_assoc = 1;
 498                 } else {
 499                         wpa_printf(MSG_DEBUG,
 500                                    "FILS: Going ahead with Assoc Response (no HLP)");
 501                 }
 502
 503                 if (sta) {
 504                         wpa_printf(MSG_DEBUG, "FILS: HLP callback cleanup");
 505                         eloop_cancel_timeout(fils_hlp_timeout, hapd, sta);
 506                         os_free(sta->fils_pending_assoc_req);
 507                         sta->fils_pending_assoc_req = NULL;
 508                         sta->fils_pending_assoc_req_len = 0;
 509                         wpabuf_free(sta->fils_hlp_resp);
 510                         sta->fils_hlp_resp = NULL;
 511                         sta->fils_drv_assoc_finish = 0;
 512                 }
 513
 514                 if (sta && delay_assoc && status == WLAN_STATUS_SUCCESS) {
 515                         u8 *req_tmp;
 516
 517                         req_tmp = os_malloc(req_ies_len);
 518                         if (!req_tmp) {
 519                                 wpa_printf(MSG_DEBUG,
 520                                            "FILS: buffer allocation failed for assoc req");
 521                                 goto fail;
 522                         }
 523                         os_memcpy(req_tmp, req_ies, req_ies_len);
 524                         sta->fils_pending_assoc_req = req_tmp;
 525                         sta->fils_pending_assoc_req_len = req_ies_len;
 526                         sta->fils_pending_assoc_is_reassoc = reassoc;
 527                         sta->fils_drv_assoc_finish = 1;
 528                         wpa_printf(MSG_DEBUG,
 529                                    "FILS: Waiting for HLP processing before sending (Re)Association Response frame to "
 530                                    MACSTR, MAC2STR(sta->addr));
 531                         eloop_register_timeout(
 532                                 0, hapd->conf->fils_hlp_wait_time * 1024,
 533                                 fils_hlp_timeout, hapd, sta);
 534                         return 0;
 535                 }
 536                 p = hostapd_eid_assoc_fils_session(sta->wpa_sm, p,
 537                                                    elems.fils_session,
 538                                                    sta->fils_hlp_resp);
 539                 wpa_hexdump(MSG_DEBUG, "FILS Assoc Resp BUF (IEs)",
 540                             buf, p - buf);
 541         }
 542 #endif /* CONFIG_FILS */
 543
 544 #ifdef CONFIG_OWE
 545         if ((hapd->conf->wpa_key_mgmt & WPA_KEY_MGMT_OWE) &&
 546             wpa_auth_sta_key_mgmt(sta->wpa_sm) == WPA_KEY_MGMT_OWE &&
 547             elems.owe_dh) {
 548                 u8 *npos;
 549
 550                 npos = owe_assoc_req_process(hapd, sta,
 551                                              elems.owe_dh, elems.owe_dh_len,
 552                                              p, sizeof(buf) - (p - buf),
 553                                              &reason);
 554                 if (npos)
 555                         p = npos;
 556                 if (!npos &&
 557                     reason == WLAN_STATUS_FINITE_CYCLIC_GROUP_NOT_SUPPORTED) {
 558                         status = WLAN_STATUS_FINITE_CYCLIC_GROUP_NOT_SUPPORTED;
 559                         hostapd_sta_assoc(hapd, addr, reassoc, status, buf,
 560                                           p - buf);
 561                         return 0;
 562                 }
 563
 564                 if (!npos || reason != WLAN_STATUS_SUCCESS)
 565                         goto fail;
 566         }
 567 #endif /* CONFIG_OWE */
 568
 569 #ifdef CONFIG_DPP2
 570                 dpp_pfs_free(sta->dpp_pfs);
 571                 sta->dpp_pfs = NULL;
 572
 573                 if ((hapd->conf->wpa_key_mgmt & WPA_KEY_MGMT_DPP) &&
 574                     hapd->conf->dpp_netaccesskey && sta->wpa_sm &&
 575                     wpa_auth_sta_key_mgmt(sta->wpa_sm) == WPA_KEY_MGMT_DPP &&
 576                     elems.owe_dh) {
 577                         sta->dpp_pfs = dpp_pfs_init(
 578                                 wpabuf_head(hapd->conf->dpp_netaccesskey),
 579                                 wpabuf_len(hapd->conf->dpp_netaccesskey));
 580                         if (!sta->dpp_pfs) {
 581                                 wpa_printf(MSG_DEBUG,
 582                                            "DPP: Could not initialize PFS");
 583                                 /* Try to continue without PFS */
 584                                 goto pfs_fail;
 585                         }
 586
 587                         if (dpp_pfs_process(sta->dpp_pfs, elems.owe_dh,
 588                                             elems.owe_dh_len) < 0) {
 589                                 dpp_pfs_free(sta->dpp_pfs);
 590                                 sta->dpp_pfs = NULL;
 591                                 reason = WLAN_REASON_UNSPECIFIED;
 592                                 goto fail;
 593                         }
 594                 }
 595
 596                 wpa_auth_set_dpp_z(sta->wpa_sm, sta->dpp_pfs ?
 597                                    sta->dpp_pfs->secret : NULL);
 598         pfs_fail:
 599 #endif /* CONFIG_DPP2 */
 600
 601 #if defined(CONFIG_IEEE80211R_AP) || defined(CONFIG_FILS) || defined(CONFIG_OWE)
 602         hostapd_sta_assoc(hapd, addr, reassoc, status, buf, p - buf);
 603
 604         if (sta->auth_alg == WLAN_AUTH_FT ||
 605             sta->auth_alg == WLAN_AUTH_FILS_SK ||
 606             sta->auth_alg == WLAN_AUTH_FILS_SK_PFS ||
 607             sta->auth_alg == WLAN_AUTH_FILS_PK)
 608                 ap_sta_set_authorized(hapd, sta, 1);
 609 #else /* CONFIG_IEEE80211R_AP || CONFIG_FILS */
 610         /* Keep compiler silent about unused variables */
 611         if (status) {
 612         }
 613 #endif /* CONFIG_IEEE80211R_AP || CONFIG_FILS */
 614
 615         new_assoc = (sta->flags & WLAN_STA_ASSOC) == 0;
 616         sta->flags |= WLAN_STA_AUTH | WLAN_STA_ASSOC;
 617         sta->flags &= ~WLAN_STA_WNM_SLEEP_MODE;
 618
 619         hostapd_set_sta_flags(hapd, sta);
 620
 621         if (reassoc && (sta->auth_alg == WLAN_AUTH_FT))
 622                 wpa_auth_sm_event(sta->wpa_sm, WPA_ASSOC_FT);
 623 #ifdef CONFIG_FILS
 624         else if (sta->auth_alg == WLAN_AUTH_FILS_SK ||
 625                  sta->auth_alg == WLAN_AUTH_FILS_SK_PFS ||
 626                  sta->auth_alg == WLAN_AUTH_FILS_PK)
 627                 wpa_auth_sm_event(sta->wpa_sm, WPA_ASSOC_FILS);
 628 #endif /* CONFIG_FILS */
 629         else
 630                 wpa_auth_sm_event(sta->wpa_sm, WPA_ASSOC);
 631
 632         hostapd_new_assoc_sta(hapd, sta, !new_assoc);
 633
 634         ieee802_1x_notify_port_enabled(sta->eapol_sm, 1);
 635
 636 #ifdef CONFIG_P2P
 637         if (req_ies) {
 638                 p2p_group_notif_assoc(hapd->p2p_group, sta->addr,
 639                                       req_ies, req_ies_len);
 640         }
 641 #endif /* CONFIG_P2P */
 642
 643         return 0;
 644
 645 fail:
 646 #ifdef CONFIG_IEEE80211R_AP
 647         hostapd_sta_assoc(hapd, addr, reassoc, status, buf, p - buf);
 648 #endif /* CONFIG_IEEE80211R_AP */
 649         hostapd_drv_sta_disassoc(hapd, sta->addr, reason);
 650         ap_free_sta(hapd, sta);
 651         return -1;
 652 }
 653
 654
 655 void hostapd_notif_disassoc(struct hostapd_data *hapd, const u8 *addr)
 656 {
 657         struct sta_info *sta;
 658
 659         if (addr == NULL) {
 660                 /*
 661                  * This could potentially happen with unexpected event from the
 662                  * driver wrapper. This was seen at least in one case where the
 663                  * driver ended up reporting a station mode event while hostapd
 664                  * was running, so better make sure we stop processing such an
 665                  * event here.
 666                  */
 667                 wpa_printf(MSG_DEBUG,
 668                            "hostapd_notif_disassoc: Skip event with no address");
 669                 return;
 670         }
 671
 672         hostapd_logger(hapd, addr, HOSTAPD_MODULE_IEEE80211,
 673                        HOSTAPD_LEVEL_INFO, "disassociated");
 674
 675         sta = ap_get_sta(hapd, addr);
 676         if (sta == NULL) {
 677                 wpa_printf(MSG_DEBUG,
 678                            "Disassociation notification for unknown STA "
 679                            MACSTR, MAC2STR(addr));
 680                 return;
 681         }
 682
 683         ap_sta_set_authorized(hapd, sta, 0);
 684         sta->flags &= ~(WLAN_STA_AUTH | WLAN_STA_ASSOC);
 685         wpa_auth_sm_event(sta->wpa_sm, WPA_DISASSOC);
 686         sta->acct_terminate_cause = RADIUS_ACCT_TERMINATE_CAUSE_USER_REQUEST;
 687         ieee802_1x_notify_port_enabled(sta->eapol_sm, 0);
 688         ap_free_sta(hapd, sta);
 689 }
 690
 691
 692 void hostapd_event_sta_low_ack(struct hostapd_data *hapd, const u8 *addr)
 693 {
 694         struct sta_info *sta = ap_get_sta(hapd, addr);
 695
 696         if (!sta || !hapd->conf->disassoc_low_ack || sta->agreed_to_steer)
 697                 return;
 698
 699         hostapd_logger(hapd, addr, HOSTAPD_MODULE_IEEE80211,
 700                        HOSTAPD_LEVEL_INFO,
 701                        "disconnected due to excessive missing ACKs");
 702         hostapd_drv_sta_disassoc(hapd, addr, WLAN_REASON_DISASSOC_LOW_ACK);
 703         ap_sta_disassociate(hapd, sta, WLAN_REASON_DISASSOC_LOW_ACK);
 704 }
 705
 706
 707 void hostapd_event_sta_opmode_changed(struct hostapd_data *hapd, const u8 *addr,
 708                                       enum smps_mode smps_mode,
 709                                       enum chan_width chan_width, u8 rx_nss)
 710 {
 711         struct sta_info *sta = ap_get_sta(hapd, addr);
 712         const char *txt;
 713
 714         if (!sta)
 715                 return;
 716
 717         switch (smps_mode) {
 718         case SMPS_AUTOMATIC:
 719                 txt = "automatic";
 720                 break;
 721         case SMPS_OFF:
 722                 txt = "off";
 723                 break;
 724         case SMPS_DYNAMIC:
 725                 txt = "dynamic";
 726                 break;
 727         case SMPS_STATIC:
 728                 txt = "static";
 729                 break;
 730         default:
 731                 txt = NULL;
 732                 break;
 733         }
 734         if (txt) {
 735                 wpa_msg(hapd->msg_ctx, MSG_INFO, STA_OPMODE_SMPS_MODE_CHANGED
 736                         MACSTR " %s", MAC2STR(addr), txt);
 737         }
 738
 739         switch (chan_width) {
 740         case CHAN_WIDTH_20_NOHT:
 741                 txt = "20(no-HT)";
 742                 break;
 743         case CHAN_WIDTH_20:
 744                 txt = "20";
 745                 break;
 746         case CHAN_WIDTH_40:
 747                 txt = "40";
 748                 break;
 749         case CHAN_WIDTH_80:
 750                 txt = "80";
 751                 break;
 752         case CHAN_WIDTH_80P80:
 753                 txt = "80+80";
 754                 break;
 755         case CHAN_WIDTH_160:
 756                 txt = "160";
 757                 break;
 758         default:
 759                 txt = NULL;
 760                 break;
 761         }
 762         if (txt) {
 763                 wpa_msg(hapd->msg_ctx, MSG_INFO, STA_OPMODE_MAX_BW_CHANGED
 764                         MACSTR " %s", MAC2STR(addr), txt);
 765         }
 766
 767         if (rx_nss != 0xff) {
 768                 wpa_msg(hapd->msg_ctx, MSG_INFO, STA_OPMODE_N_SS_CHANGED
 769                         MACSTR " %d", MAC2STR(addr), rx_nss);
 770         }
 771 }
 772
 773
 774 void hostapd_event_ch_switch(struct hostapd_data *hapd, int freq, int ht,
 775                              int offset, int width, int cf1, int cf2)
 776 {
 777         /* TODO: If OCV is enabled deauth STAs that don't perform a SA Query */
 778
 779 #ifdef NEED_AP_MLME
 780         int channel, chwidth, is_dfs;
 781         u8 seg0_idx = 0, seg1_idx = 0;
 782         size_t i;
 783
 784         hostapd_logger(hapd, NULL, HOSTAPD_MODULE_IEEE80211,
 785                        HOSTAPD_LEVEL_INFO,
 786                        "driver had channel switch: freq=%d, ht=%d, vht_ch=0x%x, offset=%d, width=%d (%s), cf1=%d, cf2=%d",
 787                        freq, ht, hapd->iconf->ch_switch_vht_config, offset,
 788                        width, channel_width_to_string(width), cf1, cf2);
 789
 790         hapd->iface->freq = freq;
 791
 792         channel = hostapd_hw_get_channel(hapd, freq);
 793         if (!channel) {
 794                 hostapd_logger(hapd, NULL, HOSTAPD_MODULE_IEEE80211,
 795                                HOSTAPD_LEVEL_WARNING,
 796                                "driver switched to bad channel!");
 797                 return;
 798         }
 799
 800         switch (width) {
 801         case CHAN_WIDTH_80:
 802                 chwidth = VHT_CHANWIDTH_80MHZ;
 803                 break;
 804         case CHAN_WIDTH_80P80:
 805                 chwidth = VHT_CHANWIDTH_80P80MHZ;
 806                 break;
 807         case CHAN_WIDTH_160:
 808                 chwidth = VHT_CHANWIDTH_160MHZ;
 809                 break;
 810         case CHAN_WIDTH_20_NOHT:
 811         case CHAN_WIDTH_20:
 812         case CHAN_WIDTH_40:
 813         default:
 814                 chwidth = VHT_CHANWIDTH_USE_HT;
 815                 break;
 816         }
 817
 818         switch (hapd->iface->current_mode->mode) {
 819         case HOSTAPD_MODE_IEEE80211A:
 820                 if (cf1 > 5000)
 821                         seg0_idx = (cf1 - 5000) / 5;
 822                 if (cf2 > 5000)
 823                         seg1_idx = (cf2 - 5000) / 5;
 824                 break;
 825         default:
 826                 ieee80211_freq_to_chan(cf1, &seg0_idx);
 827                 ieee80211_freq_to_chan(cf2, &seg1_idx);
 828                 break;
 829         }
 830
 831         hapd->iconf->channel = channel;
 832         hapd->iconf->ieee80211n = ht;
 833         if (!ht) {
 834                 hapd->iconf->ieee80211ac = 0;
 835         } else if (hapd->iconf->ch_switch_vht_config) {
 836                 /* CHAN_SWITCH VHT config */
 837                 if (hapd->iconf->ch_switch_vht_config &
 838                     CH_SWITCH_VHT_ENABLED)
 839                         hapd->iconf->ieee80211ac = 1;
 840                 else if (hapd->iconf->ch_switch_vht_config &
 841                          CH_SWITCH_VHT_DISABLED)
 842                         hapd->iconf->ieee80211ac = 0;
 843         }
 844         hapd->iconf->ch_switch_vht_config = 0;
 845
 846         hapd->iconf->secondary_channel = offset;
 847         hapd->iconf->vht_oper_chwidth = chwidth;
 848         hapd->iconf->vht_oper_centr_freq_seg0_idx = seg0_idx;
 849         hapd->iconf->vht_oper_centr_freq_seg1_idx = seg1_idx;
 850
 851         is_dfs = ieee80211_is_dfs(freq, hapd->iface->hw_features,
 852                                   hapd->iface->num_hw_features);
 853
 854         if (hapd->csa_in_progress &&
 855             freq == hapd->cs_freq_params.freq) {
 856                 hostapd_cleanup_cs_params(hapd);
 857                 ieee802_11_set_beacon(hapd);
 858
 859                 wpa_msg(hapd->msg_ctx, MSG_INFO, AP_CSA_FINISHED
 860                         "freq=%d dfs=%d", freq, is_dfs);
 861         } else if (hapd->iface->drv_flags & WPA_DRIVER_FLAGS_DFS_OFFLOAD) {
 862                 wpa_msg(hapd->msg_ctx, MSG_INFO, AP_CSA_FINISHED
 863                         "freq=%d dfs=%d", freq, is_dfs);
 864         }
 865
 866         for (i = 0; i < hapd->iface->num_bss; i++)
 867                 hostapd_neighbor_set_own_report(hapd->iface->bss[i]);
 868 #endif /* NEED_AP_MLME */
 869 }
 870
 871
 872 void hostapd_event_connect_failed_reason(struct hostapd_data *hapd,
 873                                          const u8 *addr, int reason_code)
 874 {
 875         switch (reason_code) {
 876         case MAX_CLIENT_REACHED:
 877                 wpa_msg(hapd->msg_ctx, MSG_INFO, AP_REJECTED_MAX_STA MACSTR,
 878                         MAC2STR(addr));
 879                 break;
 880         case BLOCKED_CLIENT:
 881                 wpa_msg(hapd->msg_ctx, MSG_INFO, AP_REJECTED_BLOCKED_STA MACSTR,
 882                         MAC2STR(addr));
 883                 break;
 884         }
 885 }
 886
 887
 888 #ifdef CONFIG_ACS
 889 void hostapd_acs_channel_selected(struct hostapd_data *hapd,
 890                                   struct acs_selected_channels *acs_res)
 891 {
 892         int ret, i;
 893         int err = 0;
 894
 895         if (hapd->iconf->channel) {
 896                 wpa_printf(MSG_INFO, "ACS: Channel was already set to %d",
 897                            hapd->iconf->channel);
 898                 return;
 899         }
 900
 901         if (!hapd->iface->current_mode) {
 902                 for (i = 0; i < hapd->iface->num_hw_features; i++) {
 903                         struct hostapd_hw_modes *mode =
 904                                 &hapd->iface->hw_features[i];
 905
 906                         if (mode->mode == acs_res->hw_mode) {
 907                                 hapd->iface->current_mode = mode;
 908                                 break;
 909                         }
 910                 }
 911                 if (!hapd->iface->current_mode) {
 912                         hostapd_logger(hapd, NULL, HOSTAPD_MODULE_IEEE80211,
 913                                        HOSTAPD_LEVEL_WARNING,
 914                                        "driver selected to bad hw_mode");
 915                         err = 1;
 916                         goto out;
 917                 }
 918         }
 919
 920         hapd->iface->freq = hostapd_hw_get_freq(hapd, acs_res->pri_channel);
 921
 922         if (!acs_res->pri_channel) {
 923                 hostapd_logger(hapd, NULL, HOSTAPD_MODULE_IEEE80211,
 924                                HOSTAPD_LEVEL_WARNING,
 925                                "driver switched to bad channel");
 926                 err = 1;
 927                 goto out;
 928         }
 929
 930         hapd->iconf->channel = acs_res->pri_channel;
 931         hapd->iconf->acs = 1;
 932
 933         if (acs_res->sec_channel == 0)
 934                 hapd->iconf->secondary_channel = 0;
 935         else if (acs_res->sec_channel < acs_res->pri_channel)
 936                 hapd->iconf->secondary_channel = -1;
 937         else if (acs_res->sec_channel > acs_res->pri_channel)
 938                 hapd->iconf->secondary_channel = 1;
 939         else {
 940                 wpa_printf(MSG_ERROR, "Invalid secondary channel!");
 941                 err = 1;
 942                 goto out;
 943         }
 944
 945         if (hapd->iface->conf->ieee80211ac) {
 946                 /* set defaults for backwards compatibility */
 947                 hapd->iconf->vht_oper_centr_freq_seg1_idx = 0;
 948                 hapd->iconf->vht_oper_centr_freq_seg0_idx = 0;
 949                 hapd->iconf->vht_oper_chwidth = VHT_CHANWIDTH_USE_HT;
 950                 if (acs_res->ch_width == 80) {
 951                         hapd->iconf->vht_oper_centr_freq_seg0_idx =
 952                                 acs_res->vht_seg0_center_ch;
 953                         hapd->iconf->vht_oper_chwidth = VHT_CHANWIDTH_80MHZ;
 954                 } else if (acs_res->ch_width == 160) {
 955                         if (acs_res->vht_seg1_center_ch == 0) {
 956                                 hapd->iconf->vht_oper_centr_freq_seg0_idx =
 957                                         acs_res->vht_seg0_center_ch;
 958                                 hapd->iconf->vht_oper_chwidth =
 959                                         VHT_CHANWIDTH_160MHZ;
 960                         } else {
 961                                 hapd->iconf->vht_oper_centr_freq_seg0_idx =
 962                                         acs_res->vht_seg0_center_ch;
 963                                 hapd->iconf->vht_oper_centr_freq_seg1_idx =
 964                                         acs_res->vht_seg1_center_ch;
 965                                 hapd->iconf->vht_oper_chwidth =
 966                                         VHT_CHANWIDTH_80P80MHZ;
 967                         }
 968                 }
 969         }
 970
 971 out:
 972         ret = hostapd_acs_completed(hapd->iface, err);
 973         if (ret) {
 974                 wpa_printf(MSG_ERROR,
 975                            "ACS: Possibly channel configuration is invalid");
 976         }
 977 }
 978 #endif /* CONFIG_ACS */
 979
 980
 981 int hostapd_probe_req_rx(struct hostapd_data *hapd, const u8 *sa, const u8 *da,
 982                          const u8 *bssid, const u8 *ie, size_t ie_len,
 983                          int ssi_signal)
 984 {
 985         size_t i;
 986         int ret = 0;
 987
 988         if (sa == NULL || ie == NULL)
 989                 return -1;
 990
 991         random_add_randomness(sa, ETH_ALEN);
 992         for (i = 0; hapd->probereq_cb && i < hapd->num_probereq_cb; i++) {
 993                 if (hapd->probereq_cb[i].cb(hapd->probereq_cb[i].ctx,
 994                                             sa, da, bssid, ie, ie_len,
 995                                             ssi_signal) > 0) {
 996                         ret = 1;
 997                         break;
 998                 }
 999         }
1000         return ret;
1001 }
1002
1003
1004 #ifdef HOSTAPD
1005
1006 #ifdef CONFIG_IEEE80211R_AP
1007 static void hostapd_notify_auth_ft_finish(void *ctx, const u8 *dst,
1008                                           const u8 *bssid,
1009                                           u16 auth_transaction, u16 status,
1010                                           const u8 *ies, size_t ies_len)
1011 {
1012         struct hostapd_data *hapd = ctx;
1013         struct sta_info *sta;
1014
1015         sta = ap_get_sta(hapd, dst);
1016         if (sta == NULL)
1017                 return;
1018
1019         hostapd_logger(hapd, dst, HOSTAPD_MODULE_IEEE80211,
1020                        HOSTAPD_LEVEL_DEBUG, "authentication OK (FT)");
1021         sta->flags |= WLAN_STA_AUTH;
1022
1023         hostapd_sta_auth(hapd, dst, auth_transaction, status, ies, ies_len);
1024 }
1025 #endif /* CONFIG_IEEE80211R_AP */
1026
1027
1028 #ifdef CONFIG_FILS
1029 static void hostapd_notify_auth_fils_finish(struct hostapd_data *hapd,
1030                                             struct sta_info *sta, u16 resp,
1031                                             struct wpabuf *data, int pub)
1032 {
1033         if (resp == WLAN_STATUS_SUCCESS) {
1034                 hostapd_logger(hapd, sta->addr, HOSTAPD_MODULE_IEEE80211,
1035                                HOSTAPD_LEVEL_DEBUG, "authentication OK (FILS)");
1036                 sta->flags |= WLAN_STA_AUTH;
1037                 wpa_auth_sm_event(sta->wpa_sm, WPA_AUTH);
1038                 sta->auth_alg = WLAN_AUTH_FILS_SK;
1039                 mlme_authenticate_indication(hapd, sta);
1040         } else {
1041                 hostapd_logger(hapd, sta->addr, HOSTAPD_MODULE_IEEE80211,
1042                                HOSTAPD_LEVEL_DEBUG,
1043                                "authentication failed (FILS)");
1044         }
1045
1046         hostapd_sta_auth(hapd, sta->addr, 2, resp,
1047                          data ? wpabuf_head(data) : NULL,
1048                          data ? wpabuf_len(data) : 0);
1049         wpabuf_free(data);
1050 }
1051 #endif /* CONFIG_FILS */
1052
1053
1054 static void hostapd_notif_auth(struct hostapd_data *hapd,
1055                                struct auth_info *rx_auth)
1056 {
1057         struct sta_info *sta;
1058         u16 status = WLAN_STATUS_SUCCESS;
1059         u8 resp_ies[2 + WLAN_AUTH_CHALLENGE_LEN];
1060         size_t resp_ies_len = 0;
1061
1062         sta = ap_get_sta(hapd, rx_auth->peer);
1063         if (!sta) {
1064                 sta = ap_sta_add(hapd, rx_auth->peer);
1065                 if (sta == NULL) {
1066                         status = WLAN_STATUS_AP_UNABLE_TO_HANDLE_NEW_STA;
1067                         goto fail;
1068                 }
1069         }
1070         sta->flags &= ~WLAN_STA_PREAUTH;
1071         ieee802_1x_notify_pre_auth(sta->eapol_sm, 0);
1072 #ifdef CONFIG_IEEE80211R_AP
1073         if (rx_auth->auth_type == WLAN_AUTH_FT && hapd->wpa_auth) {
1074                 sta->auth_alg = WLAN_AUTH_FT;
1075                 if (sta->wpa_sm == NULL)
1076                         sta->wpa_sm = wpa_auth_sta_init(hapd->wpa_auth,
1077                                                         sta->addr, NULL);
1078                 if (sta->wpa_sm == NULL) {
1079                         wpa_printf(MSG_DEBUG,
1080                                    "FT: Failed to initialize WPA state machine");
1081                         status = WLAN_STATUS_UNSPECIFIED_FAILURE;
1082                         goto fail;
1083                 }
1084                 wpa_ft_process_auth(sta->wpa_sm, rx_auth->bssid,
1085                                     rx_auth->auth_transaction, rx_auth->ies,
1086                                     rx_auth->ies_len,
1087                                     hostapd_notify_auth_ft_finish, hapd);
1088                 return;
1089         }
1090 #endif /* CONFIG_IEEE80211R_AP */
1091
1092 #ifdef CONFIG_FILS
1093         if (rx_auth->auth_type == WLAN_AUTH_FILS_SK) {
1094                 sta->auth_alg = WLAN_AUTH_FILS_SK;
1095                 handle_auth_fils(hapd, sta, rx_auth->ies, rx_auth->ies_len,
1096                                  rx_auth->auth_type, rx_auth->auth_transaction,
1097                                  rx_auth->status_code,
1098                                  hostapd_notify_auth_fils_finish);
1099                 return;
1100         }
1101 #endif /* CONFIG_FILS */
1102
1103 fail:
1104         hostapd_sta_auth(hapd, rx_auth->peer, rx_auth->auth_transaction + 1,
1105                          status, resp_ies, resp_ies_len);
1106 }
1107
1108
1109 #ifndef NEED_AP_MLME
1110 static void hostapd_action_rx(struct hostapd_data *hapd,
1111                               struct rx_mgmt *drv_mgmt)
1112 {
1113         struct ieee80211_mgmt *mgmt;
1114         struct sta_info *sta;
1115         size_t plen __maybe_unused;
1116         u16 fc;
1117         u8 *action __maybe_unused;
1118
1119         if (drv_mgmt->frame_len < IEEE80211_HDRLEN + 2 + 1)
1120                 return;
1121
1122         plen = drv_mgmt->frame_len - IEEE80211_HDRLEN;
1123
1124         mgmt = (struct ieee80211_mgmt *) drv_mgmt->frame;
1125         fc = le_to_host16(mgmt->frame_control);
1126         if (WLAN_FC_GET_STYPE(fc) != WLAN_FC_STYPE_ACTION)
1127                 return; /* handled by the driver */
1128
1129         action = (u8 *) &mgmt->u.action.u;
1130         wpa_printf(MSG_DEBUG, "RX_ACTION category %u action %u sa " MACSTR
1131                    " da " MACSTR " plen %d",
1132                    mgmt->u.action.category, *action,
1133                    MAC2STR(mgmt->sa), MAC2STR(mgmt->da), (int) plen);
1134
1135         sta = ap_get_sta(hapd, mgmt->sa);
1136         if (sta == NULL) {
1137                 wpa_printf(MSG_DEBUG, "%s: station not found", __func__);
1138                 return;
1139         }
1140 #ifdef CONFIG_IEEE80211R_AP
1141         if (mgmt->u.action.category == WLAN_ACTION_FT) {
1142                 wpa_ft_action_rx(sta->wpa_sm, (u8 *) &mgmt->u.action, plen);
1143                 return;
1144         }
1145 #endif /* CONFIG_IEEE80211R_AP */
1146 #ifdef CONFIG_IEEE80211W
1147         if (mgmt->u.action.category == WLAN_ACTION_SA_QUERY) {
1148                 ieee802_11_sa_query_action(hapd, mgmt, drv_mgmt->frame_len);
1149                 return;
1150         }
1151 #endif /* CONFIG_IEEE80211W */
1152 #ifdef CONFIG_WNM_AP
1153         if (mgmt->u.action.category == WLAN_ACTION_WNM) {
1154                 ieee802_11_rx_wnm_action_ap(hapd, mgmt, drv_mgmt->frame_len);
1155                 return;
1156         }
1157 #endif /* CONFIG_WNM_AP */
1158 #ifdef CONFIG_FST
1159         if (mgmt->u.action.category == WLAN_ACTION_FST && hapd->iface->fst) {
1160                 fst_rx_action(hapd->iface->fst, mgmt, drv_mgmt->frame_len);
1161                 return;
1162         }
1163 #endif /* CONFIG_FST */
1164 #ifdef CONFIG_DPP
1165         if (plen >= 2 + 4 &&
1166             mgmt->u.action.u.vs_public_action.action ==
1167             WLAN_PA_VENDOR_SPECIFIC &&
1168             WPA_GET_BE24(mgmt->u.action.u.vs_public_action.oui) ==
1169             OUI_WFA &&
1170             mgmt->u.action.u.vs_public_action.variable[0] ==
1171             DPP_OUI_TYPE) {
1172                 const u8 *pos, *end;
1173
1174                 pos = mgmt->u.action.u.vs_public_action.oui;
1175                 end = drv_mgmt->frame + drv_mgmt->frame_len;
1176                 hostapd_dpp_rx_action(hapd, mgmt->sa, pos, end - pos,
1177                                       drv_mgmt->freq);
1178                 return;
1179         }
1180 #endif /* CONFIG_DPP */
1181 }
1182 #endif /* NEED_AP_MLME */
1183
1184
1185 #ifdef NEED_AP_MLME
1186
1187 #define HAPD_BROADCAST ((struct hostapd_data *) -1)
1188
1189 static struct hostapd_data * get_hapd_bssid(struct hostapd_iface *iface,
1190                                             const u8 *bssid)
1191 {
1192         size_t i;
1193
1194         if (bssid == NULL)
1195                 return NULL;
1196         if (bssid[0] == 0xff && bssid[1] == 0xff && bssid[2] == 0xff &&
1197             bssid[3] == 0xff && bssid[4] == 0xff && bssid[5] == 0xff)
1198                 return HAPD_BROADCAST;
1199
1200         for (i = 0; i < iface->num_bss; i++) {
1201                 if (os_memcmp(bssid, iface->bss[i]->own_addr, ETH_ALEN) == 0)
1202                         return iface->bss[i];
1203         }
1204
1205         return NULL;
1206 }
1207
1208
1209 static void hostapd_rx_from_unknown_sta(struct hostapd_data *hapd,
1210                                         const u8 *bssid, const u8 *addr,
1211                                         int wds)
1212 {
1213         hapd = get_hapd_bssid(hapd->iface, bssid);
1214         if (hapd == NULL || hapd == HAPD_BROADCAST)
1215                 return;
1216
1217         ieee802_11_rx_from_unknown(hapd, addr, wds);
1218 }
1219
1220
1221 static int hostapd_mgmt_rx(struct hostapd_data *hapd, struct rx_mgmt *rx_mgmt)
1222 {
1223         struct hostapd_iface *iface = hapd->iface;
1224         const struct ieee80211_hdr *hdr;
1225         const u8 *bssid;
1226         struct hostapd_frame_info fi;
1227         int ret;
1228
1229 #ifdef CONFIG_TESTING_OPTIONS
1230         if (hapd->ext_mgmt_frame_handling) {
1231                 size_t hex_len = 2 * rx_mgmt->frame_len + 1;
1232                 char *hex = os_malloc(hex_len);
1233
1234                 if (hex) {
1235                         wpa_snprintf_hex(hex, hex_len, rx_mgmt->frame,
1236                                          rx_mgmt->frame_len);
1237                         wpa_msg(hapd->msg_ctx, MSG_INFO, "MGMT-RX %s", hex);
1238                         os_free(hex);
1239                 }
1240                 return 1;
1241         }
1242 #endif /* CONFIG_TESTING_OPTIONS */
1243
1244         hdr = (const struct ieee80211_hdr *) rx_mgmt->frame;
1245         bssid = get_hdr_bssid(hdr, rx_mgmt->frame_len);
1246         if (bssid == NULL)
1247                 return 0;
1248
1249         hapd = get_hapd_bssid(iface, bssid);
1250         if (hapd == NULL) {
1251                 u16 fc = le_to_host16(hdr->frame_control);
1252
1253                 /*
1254                  * Drop frames to unknown BSSIDs except for Beacon frames which
1255                  * could be used to update neighbor information.
1256                  */
1257                 if (WLAN_FC_GET_TYPE(fc) == WLAN_FC_TYPE_MGMT &&
1258                     WLAN_FC_GET_STYPE(fc) == WLAN_FC_STYPE_BEACON)
1259                         hapd = iface->bss[0];
1260                 else
1261                         return 0;
1262         }
1263
1264         os_memset(&fi, 0, sizeof(fi));
1265         fi.freq = rx_mgmt->freq;
1266         fi.datarate = rx_mgmt->datarate;
1267         fi.ssi_signal = rx_mgmt->ssi_signal;
1268
1269         if (hapd == HAPD_BROADCAST) {
1270                 size_t i;
1271
1272                 ret = 0;
1273                 for (i = 0; i < iface->num_bss; i++) {
1274                         /* if bss is set, driver will call this function for
1275                          * each bss individually. */
1276                         if (rx_mgmt->drv_priv &&
1277                             (iface->bss[i]->drv_priv != rx_mgmt->drv_priv))
1278                                 continue;
1279
1280                         if (ieee802_11_mgmt(iface->bss[i], rx_mgmt->frame,
1281                                             rx_mgmt->frame_len, &fi) > 0)
1282                                 ret = 1;
1283                 }
1284         } else
1285                 ret = ieee802_11_mgmt(hapd, rx_mgmt->frame, rx_mgmt->frame_len,
1286                                       &fi);
1287
1288         random_add_randomness(&fi, sizeof(fi));
1289
1290         return ret;
1291 }
1292
1293
1294 static void hostapd_mgmt_tx_cb(struct hostapd_data *hapd, const u8 *buf,
1295                                size_t len, u16 stype, int ok)
1296 {
1297         struct ieee80211_hdr *hdr;
1298         struct hostapd_data *orig_hapd = hapd;
1299
1300         hdr = (struct ieee80211_hdr *) buf;
1301         hapd = get_hapd_bssid(hapd->iface, get_hdr_bssid(hdr, len));
1302         if (!hapd)
1303                 return;
1304         if (hapd == HAPD_BROADCAST) {
1305                 if (stype != WLAN_FC_STYPE_ACTION || len <= 25 ||
1306                     buf[24] != WLAN_ACTION_PUBLIC)
1307                         return;
1308                 hapd = get_hapd_bssid(orig_hapd->iface, hdr->addr2);
1309                 if (!hapd || hapd == HAPD_BROADCAST)
1310                         return;
1311                 /*
1312                  * Allow processing of TX status for a Public Action frame that
1313                  * used wildcard BBSID.
1314                  */
1315         }
1316         ieee802_11_mgmt_cb(hapd, buf, len, stype, ok);
1317 }
1318
1319 #endif /* NEED_AP_MLME */
1320
1321
1322 static int hostapd_event_new_sta(struct hostapd_data *hapd, const u8 *addr)
1323 {
1324         struct sta_info *sta = ap_get_sta(hapd, addr);
1325
1326         if (sta)
1327                 return 0;
1328
1329         wpa_printf(MSG_DEBUG, "Data frame from unknown STA " MACSTR
1330                    " - adding a new STA", MAC2STR(addr));
1331         sta = ap_sta_add(hapd, addr);
1332         if (sta) {
1333                 hostapd_new_assoc_sta(hapd, sta, 0);
1334         } else {
1335                 wpa_printf(MSG_DEBUG, "Failed to add STA entry for " MACSTR,
1336                            MAC2STR(addr));
1337                 return -1;
1338         }
1339
1340         return 0;
1341 }
1342
1343
1344 static void hostapd_event_eapol_rx(struct hostapd_data *hapd, const u8 *src,
1345                                    const u8 *data, size_t data_len)
1346 {
1347         struct hostapd_iface *iface = hapd->iface;
1348         struct sta_info *sta;
1349         size_t j;
1350
1351         for (j = 0; j < iface->num_bss; j++) {
1352                 sta = ap_get_sta(iface->bss[j], src);
1353                 if (sta && sta->flags & WLAN_STA_ASSOC) {
1354                         hapd = iface->bss[j];
1355                         break;
1356                 }
1357         }
1358
1359         ieee802_1x_receive(hapd, src, data, data_len);
1360 }
1361
1362 #endif /* HOSTAPD */
1363
1364
1365 static struct hostapd_channel_data * hostapd_get_mode_channel(
1366         struct hostapd_iface *iface, unsigned int freq)
1367 {
1368         int i;
1369         struct hostapd_channel_data *chan;
1370
1371         for (i = 0; i < iface->current_mode->num_channels; i++) {
1372                 chan = &iface->current_mode->channels[i];
1373                 if ((unsigned int) chan->freq == freq)
1374                         return chan;
1375         }
1376
1377         return NULL;
1378 }
1379
1380
1381 static void hostapd_update_nf(struct hostapd_iface *iface,
1382                               struct hostapd_channel_data *chan,
1383                               struct freq_survey *survey)
1384 {
1385         if (!iface->chans_surveyed) {
1386                 chan->min_nf = survey->nf;
1387                 iface->lowest_nf = survey->nf;
1388         } else {
1389                 if (dl_list_empty(&chan->survey_list))
1390                         chan->min_nf = survey->nf;
1391                 else if (survey->nf < chan->min_nf)
1392                         chan->min_nf = survey->nf;
1393                 if (survey->nf < iface->lowest_nf)
1394                         iface->lowest_nf = survey->nf;
1395         }
1396 }
1397
1398
1399 static void hostapd_single_channel_get_survey(struct hostapd_iface *iface,
1400                                               struct survey_results *survey_res)
1401 {
1402         struct hostapd_channel_data *chan;
1403         struct freq_survey *survey;
1404         u64 divisor, dividend;
1405
1406         survey = dl_list_first(&survey_res->survey_list, struct freq_survey,
1407                                list);
1408         if (!survey || !survey->freq)
1409                 return;
1410
1411         chan = hostapd_get_mode_channel(iface, survey->freq);
1412         if (!chan || chan->flag & HOSTAPD_CHAN_DISABLED)
1413                 return;
1414
1415         wpa_printf(MSG_DEBUG,
1416                    "Single Channel Survey: (freq=%d channel_time=%ld channel_time_busy=%ld)",
1417                    survey->freq,
1418                    (unsigned long int) survey->channel_time,
1419                    (unsigned long int) survey->channel_time_busy);
1420
1421         if (survey->channel_time > iface->last_channel_time &&
1422             survey->channel_time > survey->channel_time_busy) {
1423                 dividend = survey->channel_time_busy -
1424                         iface->last_channel_time_busy;
1425                 divisor = survey->channel_time - iface->last_channel_time;
1426
1427                 iface->channel_utilization = dividend * 255 / divisor;
1428                 wpa_printf(MSG_DEBUG, "Channel Utilization: %d",
1429                            iface->channel_utilization);
1430         }
1431         iface->last_channel_time = survey->channel_time;
1432         iface->last_channel_time_busy = survey->channel_time_busy;
1433 }
1434
1435
1436 void hostapd_event_get_survey(struct hostapd_iface *iface,
1437                               struct survey_results *survey_results)
1438 {
1439         struct freq_survey *survey, *tmp;
1440         struct hostapd_channel_data *chan;
1441
1442         if (dl_list_empty(&survey_results->survey_list)) {
1443                 wpa_printf(MSG_DEBUG, "No survey data received");
1444                 return;
1445         }
1446
1447         if (survey_results->freq_filter) {
1448                 hostapd_single_channel_get_survey(iface, survey_results);
1449                 return;
1450         }
1451
1452         dl_list_for_each_safe(survey, tmp, &survey_results->survey_list,
1453                               struct freq_survey, list) {
1454                 chan = hostapd_get_mode_channel(iface, survey->freq);
1455                 if (!chan)
1456                         continue;
1457                 if (chan->flag & HOSTAPD_CHAN_DISABLED)
1458                         continue;
1459
1460                 dl_list_del(&survey->list);
1461                 dl_list_add_tail(&chan->survey_list, &survey->list);
1462
1463                 hostapd_update_nf(iface, chan, survey);
1464
1465                 iface->chans_surveyed++;
1466         }
1467 }
1468
1469
1470 #ifdef HOSTAPD
1471 #ifdef NEED_AP_MLME
1472
1473 static void hostapd_event_iface_unavailable(struct hostapd_data *hapd)
1474 {
1475         wpa_printf(MSG_DEBUG, "Interface %s is unavailable -- stopped",
1476                    hapd->conf->iface);
1477
1478         if (hapd->csa_in_progress) {
1479                 wpa_printf(MSG_INFO, "CSA failed (%s was stopped)",
1480                            hapd->conf->iface);
1481                 hostapd_switch_channel_fallback(hapd->iface,
1482                                                 &hapd->cs_freq_params);
1483         }
1484 }
1485
1486
1487 static void hostapd_event_dfs_radar_detected(struct hostapd_data *hapd,
1488                                              struct dfs_event *radar)
1489 {
1490         wpa_printf(MSG_DEBUG, "DFS radar detected on %d MHz", radar->freq);
1491         hostapd_dfs_radar_detected(hapd->iface, radar->freq, radar->ht_enabled,
1492                                    radar->chan_offset, radar->chan_width,
1493                                    radar->cf1, radar->cf2);
1494 }
1495
1496
1497 static void hostapd_event_dfs_pre_cac_expired(struct hostapd_data *hapd,
1498                                               struct dfs_event *radar)
1499 {
1500         wpa_printf(MSG_DEBUG, "DFS Pre-CAC expired on %d MHz", radar->freq);
1501         hostapd_dfs_pre_cac_expired(hapd->iface, radar->freq, radar->ht_enabled,
1502                                     radar->chan_offset, radar->chan_width,
1503                                     radar->cf1, radar->cf2);
1504 }
1505
1506
1507 static void hostapd_event_dfs_cac_finished(struct hostapd_data *hapd,
1508                                            struct dfs_event *radar)
1509 {
1510         wpa_printf(MSG_DEBUG, "DFS CAC finished on %d MHz", radar->freq);
1511         hostapd_dfs_complete_cac(hapd->iface, 1, radar->freq, radar->ht_enabled,
1512                                  radar->chan_offset, radar->chan_width,
1513                                  radar->cf1, radar->cf2);
1514 }
1515
1516
1517 static void hostapd_event_dfs_cac_aborted(struct hostapd_data *hapd,
1518                                           struct dfs_event *radar)
1519 {
1520         wpa_printf(MSG_DEBUG, "DFS CAC aborted on %d MHz", radar->freq);
1521         hostapd_dfs_complete_cac(hapd->iface, 0, radar->freq, radar->ht_enabled,
1522                                  radar->chan_offset, radar->chan_width,
1523                                  radar->cf1, radar->cf2);
1524 }
1525
1526
1527 static void hostapd_event_dfs_nop_finished(struct hostapd_data *hapd,
1528                                            struct dfs_event *radar)
1529 {
1530         wpa_printf(MSG_DEBUG, "DFS NOP finished on %d MHz", radar->freq);
1531         hostapd_dfs_nop_finished(hapd->iface, radar->freq, radar->ht_enabled,
1532                                  radar->chan_offset, radar->chan_width,
1533                                  radar->cf1, radar->cf2);
1534 }
1535
1536
1537 static void hostapd_event_dfs_cac_started(struct hostapd_data *hapd,
1538                                           struct dfs_event *radar)
1539 {
1540         wpa_printf(MSG_DEBUG, "DFS offload CAC started on %d MHz", radar->freq);
1541         hostapd_dfs_start_cac(hapd->iface, radar->freq, radar->ht_enabled,
1542                               radar->chan_offset, radar->chan_width,
1543                               radar->cf1, radar->cf2);
1544 }
1545
1546 #endif /* NEED_AP_MLME */
1547
1548
1549 static void hostapd_event_wds_sta_interface_status(struct hostapd_data *hapd,
1550                                                    int istatus,
1551                                                    const char *ifname,
1552                                                    const u8 *addr)
1553 {
1554         struct sta_info *sta = ap_get_sta(hapd, addr);
1555
1556         if (sta) {
1557                 os_free(sta->ifname_wds);
1558                 if (istatus == INTERFACE_ADDED)
1559                         sta->ifname_wds = os_strdup(ifname);
1560                 else
1561                         sta->ifname_wds = NULL;
1562         }
1563
1564         wpa_msg(hapd->msg_ctx, MSG_INFO, "%sifname=%s sta_addr=" MACSTR,
1565                 istatus == INTERFACE_ADDED ?
1566                 WDS_STA_INTERFACE_ADDED : WDS_STA_INTERFACE_REMOVED,
1567                 ifname, MAC2STR(addr));
1568 }
1569
1570
1571 void wpa_supplicant_event(void *ctx, enum wpa_event_type event,
1572                           union wpa_event_data *data)
1573 {
1574         struct hostapd_data *hapd = ctx;
1575 #ifndef CONFIG_NO_STDOUT_DEBUG
1576         int level = MSG_DEBUG;
1577
1578         if (event == EVENT_RX_MGMT && data->rx_mgmt.frame &&
1579             data->rx_mgmt.frame_len >= 24) {
1580                 const struct ieee80211_hdr *hdr;
1581                 u16 fc;
1582
1583                 hdr = (const struct ieee80211_hdr *) data->rx_mgmt.frame;
1584                 fc = le_to_host16(hdr->frame_control);
1585                 if (WLAN_FC_GET_TYPE(fc) == WLAN_FC_TYPE_MGMT &&
1586                     WLAN_FC_GET_STYPE(fc) == WLAN_FC_STYPE_BEACON)
1587                         level = MSG_EXCESSIVE;
1588                 if (WLAN_FC_GET_TYPE(fc) == WLAN_FC_TYPE_MGMT &&
1589                     WLAN_FC_GET_STYPE(fc) == WLAN_FC_STYPE_PROBE_REQ)
1590                         level = MSG_EXCESSIVE;
1591         }
1592
1593         wpa_dbg(hapd->msg_ctx, level, "Event %s (%d) received",
1594                 event_to_string(event), event);
1595 #endif /* CONFIG_NO_STDOUT_DEBUG */
1596
1597         switch (event) {
1598         case EVENT_MICHAEL_MIC_FAILURE:
1599                 michael_mic_failure(hapd, data->michael_mic_failure.src, 1);
1600                 break;
1601         case EVENT_SCAN_RESULTS:
1602                 if (hapd->iface->scan_cb)
1603                         hapd->iface->scan_cb(hapd->iface);
1604                 break;
1605         case EVENT_WPS_BUTTON_PUSHED:
1606                 hostapd_wps_button_pushed(hapd, NULL);
1607                 break;
1608 #ifdef NEED_AP_MLME
1609         case EVENT_TX_STATUS:
1610                 switch (data->tx_status.type) {
1611                 case WLAN_FC_TYPE_MGMT:
1612                         hostapd_mgmt_tx_cb(hapd, data->tx_status.data,
1613                                            data->tx_status.data_len,
1614                                            data->tx_status.stype,
1615                                            data->tx_status.ack);
1616                         break;
1617                 case WLAN_FC_TYPE_DATA:
1618                         hostapd_tx_status(hapd, data->tx_status.dst,
1619                                           data->tx_status.data,
1620                                           data->tx_status.data_len,
1621                                           data->tx_status.ack);
1622                         break;
1623                 }
1624                 break;
1625         case EVENT_EAPOL_TX_STATUS:
1626                 hostapd_eapol_tx_status(hapd, data->eapol_tx_status.dst,
1627                                         data->eapol_tx_status.data,
1628                                         data->eapol_tx_status.data_len,
1629                                         data->eapol_tx_status.ack);
1630                 break;
1631         case EVENT_DRIVER_CLIENT_POLL_OK:
1632                 hostapd_client_poll_ok(hapd, data->client_poll.addr);
1633                 break;
1634         case EVENT_RX_FROM_UNKNOWN:
1635                 hostapd_rx_from_unknown_sta(hapd, data->rx_from_unknown.bssid,
1636                                             data->rx_from_unknown.addr,
1637                                             data->rx_from_unknown.wds);
1638                 break;
1639 #endif /* NEED_AP_MLME */
1640         case EVENT_RX_MGMT:
1641                 if (!data->rx_mgmt.frame)
1642                         break;
1643 #ifdef NEED_AP_MLME
1644                 hostapd_mgmt_rx(hapd, &data->rx_mgmt);
1645 #else /* NEED_AP_MLME */
1646                 hostapd_action_rx(hapd, &data->rx_mgmt);
1647 #endif /* NEED_AP_MLME */
1648                 break;
1649         case EVENT_RX_PROBE_REQ:
1650                 if (data->rx_probe_req.sa == NULL ||
1651                     data->rx_probe_req.ie == NULL)
1652                         break;
1653                 hostapd_probe_req_rx(hapd, data->rx_probe_req.sa,
1654                                      data->rx_probe_req.da,
1655                                      data->rx_probe_req.bssid,
1656                                      data->rx_probe_req.ie,
1657                                      data->rx_probe_req.ie_len,
1658                                      data->rx_probe_req.ssi_signal);
1659                 break;
1660         case EVENT_NEW_STA:
1661                 hostapd_event_new_sta(hapd, data->new_sta.addr);
1662                 break;
1663         case EVENT_EAPOL_RX:
1664                 hostapd_event_eapol_rx(hapd, data->eapol_rx.src,
1665                                        data->eapol_rx.data,
1666                                        data->eapol_rx.data_len);
1667                 break;
1668         case EVENT_ASSOC:
1669                 if (!data)
1670                         return;
1671                 hostapd_notif_assoc(hapd, data->assoc_info.addr,
1672                                     data->assoc_info.req_ies,
1673                                     data->assoc_info.req_ies_len,
1674                                     data->assoc_info.reassoc);
1675                 break;
1676         case EVENT_DISASSOC:
1677                 if (data)
1678                         hostapd_notif_disassoc(hapd, data->disassoc_info.addr);
1679                 break;
1680         case EVENT_DEAUTH:
1681                 if (data)
1682                         hostapd_notif_disassoc(hapd, data->deauth_info.addr);
1683                 break;
1684         case EVENT_STATION_LOW_ACK:
1685                 if (!data)
1686                         break;
1687                 hostapd_event_sta_low_ack(hapd, data->low_ack.addr);
1688                 break;
1689         case EVENT_AUTH:
1690                 hostapd_notif_auth(hapd, &data->auth);
1691                 break;
1692         case EVENT_CH_SWITCH:
1693                 if (!data)
1694                         break;
1695                 hostapd_event_ch_switch(hapd, data->ch_switch.freq,
1696                                         data->ch_switch.ht_enabled,
1697                                         data->ch_switch.ch_offset,
1698                                         data->ch_switch.ch_width,
1699                                         data->ch_switch.cf1,
1700                                         data->ch_switch.cf2);
1701                 break;
1702         case EVENT_CONNECT_FAILED_REASON:
1703                 if (!data)
1704                         break;
1705                 hostapd_event_connect_failed_reason(
1706                         hapd, data->connect_failed_reason.addr,
1707                         data->connect_failed_reason.code);
1708                 break;
1709         case EVENT_SURVEY:
1710                 hostapd_event_get_survey(hapd->iface, &data->survey_results);
1711                 break;
1712 #ifdef NEED_AP_MLME
1713         case EVENT_INTERFACE_UNAVAILABLE:
1714                 hostapd_event_iface_unavailable(hapd);
1715                 break;
1716         case EVENT_DFS_RADAR_DETECTED:
1717                 if (!data)
1718                         break;
1719                 hostapd_event_dfs_radar_detected(hapd, &data->dfs_event);
1720                 break;
1721         case EVENT_DFS_PRE_CAC_EXPIRED:
1722                 if (!data)
1723                         break;
1724                 hostapd_event_dfs_pre_cac_expired(hapd, &data->dfs_event);
1725                 break;
1726         case EVENT_DFS_CAC_FINISHED:
1727                 if (!data)
1728                         break;
1729                 hostapd_event_dfs_cac_finished(hapd, &data->dfs_event);
1730                 break;
1731         case EVENT_DFS_CAC_ABORTED:
1732                 if (!data)
1733                         break;
1734                 hostapd_event_dfs_cac_aborted(hapd, &data->dfs_event);
1735                 break;
1736         case EVENT_DFS_NOP_FINISHED:
1737                 if (!data)
1738                         break;
1739                 hostapd_event_dfs_nop_finished(hapd, &data->dfs_event);
1740                 break;
1741         case EVENT_CHANNEL_LIST_CHANGED:
1742                 /* channel list changed (regulatory?), update channel list */
1743                 /* TODO: check this. hostapd_get_hw_features() initializes
1744                  * too much stuff. */
1745                 /* hostapd_get_hw_features(hapd->iface); */
1746                 hostapd_channel_list_updated(
1747                         hapd->iface, data->channel_list_changed.initiator);
1748                 break;
1749         case EVENT_DFS_CAC_STARTED:
1750                 if (!data)
1751                         break;
1752                 hostapd_event_dfs_cac_started(hapd, &data->dfs_event);
1753                 break;
1754 #endif /* NEED_AP_MLME */
1755         case EVENT_INTERFACE_ENABLED:
1756                 wpa_msg(hapd->msg_ctx, MSG_INFO, INTERFACE_ENABLED);
1757                 if (hapd->disabled && hapd->started) {
1758                         hapd->disabled = 0;
1759                         /*
1760                          * Try to re-enable interface if the driver stopped it
1761                          * when the interface got disabled.
1762                          */
1763                         if (hapd->wpa_auth)
1764                                 wpa_auth_reconfig_group_keys(hapd->wpa_auth);
1765                         else
1766                                 hostapd_reconfig_encryption(hapd);
1767                         hapd->reenable_beacon = 1;
1768                         ieee802_11_set_beacon(hapd);
1769 #ifdef NEED_AP_MLME
1770                 } else if (hapd->disabled && hapd->iface->cac_started) {
1771                         wpa_printf(MSG_DEBUG, "DFS: restarting pending CAC");
1772                         hostapd_handle_dfs(hapd->iface);
1773 #endif /* NEED_AP_MLME */
1774                 }
1775                 break;
1776         case EVENT_INTERFACE_DISABLED:
1777                 hostapd_free_stas(hapd);
1778                 wpa_msg(hapd->msg_ctx, MSG_INFO, INTERFACE_DISABLED);
1779                 hapd->disabled = 1;
1780                 break;
1781 #ifdef CONFIG_ACS
1782         case EVENT_ACS_CHANNEL_SELECTED:
1783                 hostapd_acs_channel_selected(hapd,
1784                                              &data->acs_selected_channels);
1785                 break;
1786 #endif /* CONFIG_ACS */
1787         case EVENT_STATION_OPMODE_CHANGED:
1788                 hostapd_event_sta_opmode_changed(hapd, data->sta_opmode.addr,
1789                                                  data->sta_opmode.smps_mode,
1790                                                  data->sta_opmode.chan_width,
1791                                                  data->sta_opmode.rx_nss);
1792                 break;
1793         case EVENT_WDS_STA_INTERFACE_STATUS:
1794                 hostapd_event_wds_sta_interface_status(
1795                         hapd, data->wds_sta_interface.istatus,
1796                         data->wds_sta_interface.ifname,
1797                         data->wds_sta_interface.sta_addr);
1798                 break;
1799         default:
1800                 wpa_printf(MSG_DEBUG, "Unknown event %d", event);
1801                 break;
1802         }
1803 }
1804
1805
1806 void wpa_supplicant_event_global(void *ctx, enum wpa_event_type event,
1807                                  union wpa_event_data *data)
1808 {
1809         struct hapd_interfaces *interfaces = ctx;
1810         struct hostapd_data *hapd;
1811
1812         if (event != EVENT_INTERFACE_STATUS)
1813                 return;
1814
1815         hapd = hostapd_get_iface(interfaces, data->interface_status.ifname);
1816         if (hapd && hapd->driver && hapd->driver->get_ifindex &&
1817             hapd->drv_priv) {
1818                 unsigned int ifindex;
1819
1820                 ifindex = hapd->driver->get_ifindex(hapd->drv_priv);
1821                 if (ifindex != data->interface_status.ifindex) {
1822                         wpa_dbg(hapd->msg_ctx, MSG_DEBUG,
1823                                 "interface status ifindex %d mismatch (%d)",
1824                                 ifindex, data->interface_status.ifindex);
1825                         return;
1826                 }
1827         }
1828         if (hapd)
1829                 wpa_supplicant_event(hapd, event, data);
1830 }
1831
1832 #endif /* HOSTAPD */