1 /* 2 * hostapd / WPA authenticator glue code 3 * Copyright (c) 2002-2022, 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 "utils/list.h" 14 #include "common/ieee802_11_defs.h" 15 #include "common/sae.h" 16 #include "common/wpa_ctrl.h" 17 #include "common/ptksa_cache.h" 18 #include "crypto/sha1.h" 19 #include "eapol_auth/eapol_auth_sm.h" 20 #include "eapol_auth/eapol_auth_sm_i.h" 21 #include "eap_server/eap.h" 22 #include "l2_packet/l2_packet.h" 23 #include "eth_p_oui.h" 24 #include "hostapd.h" 25 #include "ieee802_1x.h" 26 #include "preauth_auth.h" 27 #include "sta_info.h" 28 #include "tkip_countermeasures.h" 29 #include "ap_drv_ops.h" 30 #include "ap_config.h" 31 #include "ieee802_11.h" 32 #include "ieee802_11_auth.h" 33 #include "pmksa_cache_auth.h" 34 #include "wpa_auth.h" 35 #include "wpa_auth_glue.h" 36 37 38 static void hostapd_wpa_auth_conf(struct hostapd_bss_config *conf, 39 struct hostapd_config *iconf, 40 struct wpa_auth_config *wconf) 41 { 42 int sae_pw_id; 43 44 os_memset(wconf, 0, sizeof(*wconf)); 45 wconf->wpa = conf->wpa; 46 wconf->extended_key_id = conf->extended_key_id; 47 wconf->wpa_key_mgmt = conf->wpa_key_mgmt; 48 wconf->wpa_pairwise = conf->wpa_pairwise; 49 wconf->wpa_group = conf->wpa_group; 50 wconf->wpa_group_rekey = conf->wpa_group_rekey; 51 wconf->wpa_strict_rekey = conf->wpa_strict_rekey; 52 wconf->wpa_gmk_rekey = conf->wpa_gmk_rekey; 53 wconf->wpa_ptk_rekey = conf->wpa_ptk_rekey; 54 wconf->wpa_group_update_count = conf->wpa_group_update_count; 55 wconf->wpa_disable_eapol_key_retries = 56 conf->wpa_disable_eapol_key_retries; 57 wconf->wpa_pairwise_update_count = conf->wpa_pairwise_update_count; 58 wconf->rsn_pairwise = conf->rsn_pairwise; 59 wconf->rsn_preauth = conf->rsn_preauth; 60 wconf->eapol_version = conf->eapol_version; 61 #ifdef CONFIG_MACSEC 62 if (wconf->eapol_version > 2) 63 wconf->eapol_version = 2; 64 #endif /* CONFIG_MACSEC */ 65 wconf->wmm_enabled = conf->wmm_enabled; 66 wconf->wmm_uapsd = conf->wmm_uapsd; 67 wconf->disable_pmksa_caching = conf->disable_pmksa_caching; 68 #ifdef CONFIG_OCV 69 wconf->ocv = conf->ocv; 70 #endif /* CONFIG_OCV */ 71 wconf->okc = conf->okc; 72 wconf->ieee80211w = conf->ieee80211w; 73 wconf->beacon_prot = conf->beacon_prot; 74 wconf->group_mgmt_cipher = conf->group_mgmt_cipher; 75 wconf->sae_require_mfp = conf->sae_require_mfp; 76 wconf->ssid_protection = conf->ssid_protection; 77 wconf->ssid_len = conf->ssid.ssid_len; 78 if (wconf->ssid_len > SSID_MAX_LEN) 79 wconf->ssid_len = SSID_MAX_LEN; 80 os_memcpy(wconf->ssid, conf->ssid.ssid, wconf->ssid_len); 81 #ifdef CONFIG_IEEE80211R_AP 82 os_memcpy(wconf->mobility_domain, conf->mobility_domain, 83 MOBILITY_DOMAIN_ID_LEN); 84 if (conf->nas_identifier && 85 os_strlen(conf->nas_identifier) <= FT_R0KH_ID_MAX_LEN) { 86 wconf->r0_key_holder_len = os_strlen(conf->nas_identifier); 87 os_memcpy(wconf->r0_key_holder, conf->nas_identifier, 88 wconf->r0_key_holder_len); 89 } 90 os_memcpy(wconf->r1_key_holder, conf->r1_key_holder, FT_R1KH_ID_LEN); 91 wconf->r0_key_lifetime = conf->r0_key_lifetime; 92 wconf->r1_max_key_lifetime = conf->r1_max_key_lifetime; 93 wconf->reassociation_deadline = conf->reassociation_deadline; 94 wconf->rkh_pos_timeout = conf->rkh_pos_timeout; 95 wconf->rkh_neg_timeout = conf->rkh_neg_timeout; 96 wconf->rkh_pull_timeout = conf->rkh_pull_timeout; 97 wconf->rkh_pull_retries = conf->rkh_pull_retries; 98 wconf->r0kh_list = &conf->r0kh_list; 99 wconf->r1kh_list = &conf->r1kh_list; 100 wconf->pmk_r1_push = conf->pmk_r1_push; 101 wconf->ft_over_ds = conf->ft_over_ds; 102 wconf->ft_psk_generate_local = conf->ft_psk_generate_local; 103 #endif /* CONFIG_IEEE80211R_AP */ 104 #ifdef CONFIG_HS20 105 wconf->disable_gtk = conf->disable_dgaf; 106 if (conf->osen) { 107 wconf->disable_gtk = 1; 108 wconf->wpa = WPA_PROTO_OSEN; 109 wconf->wpa_key_mgmt = WPA_KEY_MGMT_OSEN; 110 wconf->wpa_pairwise = 0; 111 wconf->wpa_group = WPA_CIPHER_CCMP; 112 wconf->rsn_pairwise = WPA_CIPHER_CCMP; 113 wconf->rsn_preauth = 0; 114 wconf->disable_pmksa_caching = 1; 115 wconf->ieee80211w = 1; 116 } 117 #endif /* CONFIG_HS20 */ 118 #ifdef CONFIG_TESTING_OPTIONS 119 wconf->corrupt_gtk_rekey_mic_probability = 120 iconf->corrupt_gtk_rekey_mic_probability; 121 wconf->delay_eapol_tx = iconf->delay_eapol_tx; 122 if (conf->own_ie_override && 123 wpabuf_len(conf->own_ie_override) <= MAX_OWN_IE_OVERRIDE) { 124 wconf->own_ie_override_len = wpabuf_len(conf->own_ie_override); 125 os_memcpy(wconf->own_ie_override, 126 wpabuf_head(conf->own_ie_override), 127 wconf->own_ie_override_len); 128 } 129 if (conf->rsne_override_eapol && 130 wpabuf_len(conf->rsne_override_eapol) <= MAX_OWN_IE_OVERRIDE) { 131 wconf->rsne_override_eapol_set = 1; 132 wconf->rsne_override_eapol_len = 133 wpabuf_len(conf->rsne_override_eapol); 134 os_memcpy(wconf->rsne_override_eapol, 135 wpabuf_head(conf->rsne_override_eapol), 136 wconf->rsne_override_eapol_len); 137 } 138 if (conf->rsnxe_override_eapol && 139 wpabuf_len(conf->rsnxe_override_eapol) <= MAX_OWN_IE_OVERRIDE) { 140 wconf->rsnxe_override_eapol_set = 1; 141 wconf->rsnxe_override_eapol_len = 142 wpabuf_len(conf->rsnxe_override_eapol); 143 os_memcpy(wconf->rsnxe_override_eapol, 144 wpabuf_head(conf->rsnxe_override_eapol), 145 wconf->rsnxe_override_eapol_len); 146 } 147 if (conf->rsne_override_ft && 148 wpabuf_len(conf->rsne_override_ft) <= MAX_OWN_IE_OVERRIDE) { 149 wconf->rsne_override_ft_set = 1; 150 wconf->rsne_override_ft_len = 151 wpabuf_len(conf->rsne_override_ft); 152 os_memcpy(wconf->rsne_override_ft, 153 wpabuf_head(conf->rsne_override_ft), 154 wconf->rsne_override_ft_len); 155 } 156 if (conf->rsnxe_override_ft && 157 wpabuf_len(conf->rsnxe_override_ft) <= MAX_OWN_IE_OVERRIDE) { 158 wconf->rsnxe_override_ft_set = 1; 159 wconf->rsnxe_override_ft_len = 160 wpabuf_len(conf->rsnxe_override_ft); 161 os_memcpy(wconf->rsnxe_override_ft, 162 wpabuf_head(conf->rsnxe_override_ft), 163 wconf->rsnxe_override_ft_len); 164 } 165 if (conf->gtk_rsc_override && 166 wpabuf_len(conf->gtk_rsc_override) > 0 && 167 wpabuf_len(conf->gtk_rsc_override) <= WPA_KEY_RSC_LEN) { 168 os_memcpy(wconf->gtk_rsc_override, 169 wpabuf_head(conf->gtk_rsc_override), 170 wpabuf_len(conf->gtk_rsc_override)); 171 wconf->gtk_rsc_override_set = 1; 172 } 173 if (conf->igtk_rsc_override && 174 wpabuf_len(conf->igtk_rsc_override) > 0 && 175 wpabuf_len(conf->igtk_rsc_override) <= WPA_KEY_RSC_LEN) { 176 os_memcpy(wconf->igtk_rsc_override, 177 wpabuf_head(conf->igtk_rsc_override), 178 wpabuf_len(conf->igtk_rsc_override)); 179 wconf->igtk_rsc_override_set = 1; 180 } 181 wconf->ft_rsnxe_used = conf->ft_rsnxe_used; 182 wconf->oci_freq_override_eapol_m3 = conf->oci_freq_override_eapol_m3; 183 wconf->oci_freq_override_eapol_g1 = conf->oci_freq_override_eapol_g1; 184 wconf->oci_freq_override_ft_assoc = conf->oci_freq_override_ft_assoc; 185 wconf->oci_freq_override_fils_assoc = 186 conf->oci_freq_override_fils_assoc; 187 188 if (conf->eapol_m1_elements) 189 wconf->eapol_m1_elements = wpabuf_dup(conf->eapol_m1_elements); 190 if (conf->eapol_m3_elements) 191 wconf->eapol_m3_elements = wpabuf_dup(conf->eapol_m3_elements); 192 wconf->eapol_m3_no_encrypt = conf->eapol_m3_no_encrypt; 193 #endif /* CONFIG_TESTING_OPTIONS */ 194 #ifdef CONFIG_P2P 195 os_memcpy(wconf->ip_addr_go, conf->ip_addr_go, 4); 196 os_memcpy(wconf->ip_addr_mask, conf->ip_addr_mask, 4); 197 os_memcpy(wconf->ip_addr_start, conf->ip_addr_start, 4); 198 os_memcpy(wconf->ip_addr_end, conf->ip_addr_end, 4); 199 #endif /* CONFIG_P2P */ 200 #ifdef CONFIG_FILS 201 wconf->fils_cache_id_set = conf->fils_cache_id_set; 202 os_memcpy(wconf->fils_cache_id, conf->fils_cache_id, 203 FILS_CACHE_ID_LEN); 204 #endif /* CONFIG_FILS */ 205 wconf->sae_pwe = conf->sae_pwe; 206 sae_pw_id = hostapd_sae_pw_id_in_use(conf); 207 if (sae_pw_id == 2 && wconf->sae_pwe != SAE_PWE_FORCE_HUNT_AND_PECK) 208 wconf->sae_pwe = SAE_PWE_HASH_TO_ELEMENT; 209 else if (sae_pw_id == 1 && wconf->sae_pwe == SAE_PWE_HUNT_AND_PECK) 210 wconf->sae_pwe = SAE_PWE_BOTH; 211 #ifdef CONFIG_SAE_PK 212 wconf->sae_pk = hostapd_sae_pk_in_use(conf); 213 #endif /* CONFIG_SAE_PK */ 214 #ifdef CONFIG_OWE 215 wconf->owe_ptk_workaround = conf->owe_ptk_workaround; 216 #endif /* CONFIG_OWE */ 217 wconf->transition_disable = conf->transition_disable; 218 #ifdef CONFIG_DPP2 219 wconf->dpp_pfs = conf->dpp_pfs; 220 #endif /* CONFIG_DPP2 */ 221 #ifdef CONFIG_PASN 222 #ifdef CONFIG_TESTING_OPTIONS 223 wconf->force_kdk_derivation = conf->force_kdk_derivation; 224 #endif /* CONFIG_TESTING_OPTIONS */ 225 #endif /* CONFIG_PASN */ 226 227 wconf->radius_psk = conf->wpa_psk_radius == PSK_RADIUS_DURING_4WAY_HS; 228 wconf->no_disconnect_on_group_keyerror = 229 conf->bss_max_idle && conf->ap_max_inactivity && 230 conf->no_disconnect_on_group_keyerror; 231 } 232 233 234 static void hostapd_wpa_auth_logger(void *ctx, const u8 *addr, 235 logger_level level, const char *txt) 236 { 237 #ifndef CONFIG_NO_HOSTAPD_LOGGER 238 struct hostapd_data *hapd = ctx; 239 int hlevel; 240 241 switch (level) { 242 case LOGGER_WARNING: 243 hlevel = HOSTAPD_LEVEL_WARNING; 244 break; 245 case LOGGER_INFO: 246 hlevel = HOSTAPD_LEVEL_INFO; 247 break; 248 case LOGGER_DEBUG: 249 default: 250 hlevel = HOSTAPD_LEVEL_DEBUG; 251 break; 252 } 253 254 hostapd_logger(hapd, addr, HOSTAPD_MODULE_WPA, hlevel, "%s", txt); 255 #endif /* CONFIG_NO_HOSTAPD_LOGGER */ 256 } 257 258 259 static void hostapd_wpa_auth_disconnect(void *ctx, const u8 *addr, 260 u16 reason) 261 { 262 struct hostapd_data *hapd = ctx; 263 wpa_printf(MSG_DEBUG, "%s: WPA authenticator requests disconnect: " 264 "STA " MACSTR " reason %d", 265 __func__, MAC2STR(addr), reason); 266 ap_sta_disconnect(hapd, NULL, addr, reason); 267 } 268 269 270 static int hostapd_wpa_auth_mic_failure_report(void *ctx, const u8 *addr) 271 { 272 struct hostapd_data *hapd = ctx; 273 return michael_mic_failure(hapd, addr, 0); 274 } 275 276 277 static void hostapd_wpa_auth_psk_failure_report(void *ctx, const u8 *addr) 278 { 279 struct hostapd_data *hapd = ctx; 280 wpa_msg(hapd->msg_ctx, MSG_INFO, AP_STA_POSSIBLE_PSK_MISMATCH MACSTR, 281 MAC2STR(addr)); 282 } 283 284 285 static void hostapd_wpa_auth_set_eapol(void *ctx, const u8 *addr, 286 wpa_eapol_variable var, int value) 287 { 288 struct hostapd_data *hapd = ctx; 289 struct sta_info *sta = ap_get_sta(hapd, addr); 290 if (sta == NULL) 291 return; 292 switch (var) { 293 case WPA_EAPOL_portEnabled: 294 ieee802_1x_notify_port_enabled(sta->eapol_sm, value); 295 break; 296 case WPA_EAPOL_portValid: 297 ieee802_1x_notify_port_valid(sta->eapol_sm, value); 298 break; 299 case WPA_EAPOL_authorized: 300 ieee802_1x_set_sta_authorized(hapd, sta, value); 301 break; 302 case WPA_EAPOL_portControl_Auto: 303 if (sta->eapol_sm) 304 sta->eapol_sm->portControl = Auto; 305 break; 306 case WPA_EAPOL_keyRun: 307 if (sta->eapol_sm) 308 sta->eapol_sm->keyRun = value; 309 break; 310 case WPA_EAPOL_keyAvailable: 311 if (sta->eapol_sm) 312 sta->eapol_sm->eap_if->eapKeyAvailable = value; 313 break; 314 case WPA_EAPOL_keyDone: 315 if (sta->eapol_sm) 316 sta->eapol_sm->keyDone = value; 317 break; 318 case WPA_EAPOL_inc_EapolFramesTx: 319 if (sta->eapol_sm) 320 sta->eapol_sm->dot1xAuthEapolFramesTx++; 321 break; 322 } 323 } 324 325 326 static int hostapd_wpa_auth_get_eapol(void *ctx, const u8 *addr, 327 wpa_eapol_variable var) 328 { 329 struct hostapd_data *hapd = ctx; 330 struct sta_info *sta = ap_get_sta(hapd, addr); 331 if (sta == NULL || sta->eapol_sm == NULL) 332 return -1; 333 switch (var) { 334 case WPA_EAPOL_keyRun: 335 return sta->eapol_sm->keyRun; 336 case WPA_EAPOL_keyAvailable: 337 return sta->eapol_sm->eap_if->eapKeyAvailable; 338 default: 339 return -1; 340 } 341 } 342 343 344 static const u8 * hostapd_wpa_auth_get_psk(void *ctx, const u8 *addr, 345 const u8 *p2p_dev_addr, 346 const u8 *prev_psk, size_t *psk_len, 347 int *vlan_id) 348 { 349 struct hostapd_data *hapd = ctx; 350 struct sta_info *sta = ap_get_sta(hapd, addr); 351 const u8 *psk; 352 353 if (vlan_id) 354 *vlan_id = 0; 355 if (psk_len) 356 *psk_len = PMK_LEN; 357 358 #ifdef CONFIG_SAE 359 if (sta && sta->auth_alg == WLAN_AUTH_SAE) { 360 if (!sta->sae || prev_psk) 361 return NULL; 362 if (psk_len) 363 *psk_len = sta->sae->pmk_len; 364 return sta->sae->pmk; 365 } 366 if (sta && wpa_auth_uses_sae(sta->wpa_sm)) { 367 wpa_printf(MSG_DEBUG, 368 "No PSK for STA trying to use SAE with PMKSA caching"); 369 return NULL; 370 } 371 #endif /* CONFIG_SAE */ 372 373 #ifdef CONFIG_OWE 374 if ((hapd->conf->wpa_key_mgmt & WPA_KEY_MGMT_OWE) && 375 sta && sta->owe_pmk) { 376 if (psk_len) 377 *psk_len = sta->owe_pmk_len; 378 return sta->owe_pmk; 379 } 380 if ((hapd->conf->wpa_key_mgmt & WPA_KEY_MGMT_OWE) && sta) { 381 struct rsn_pmksa_cache_entry *sa; 382 383 sa = wpa_auth_sta_get_pmksa(sta->wpa_sm); 384 if (sa && sa->akmp == WPA_KEY_MGMT_OWE) { 385 if (psk_len) 386 *psk_len = sa->pmk_len; 387 return sa->pmk; 388 } 389 } 390 #endif /* CONFIG_OWE */ 391 392 psk = hostapd_get_psk(hapd->conf, addr, p2p_dev_addr, prev_psk, 393 vlan_id); 394 /* 395 * This is about to iterate over all psks, prev_psk gives the last 396 * returned psk which should not be returned again. 397 * logic list (all hostapd_get_psk; all sta->psk) 398 */ 399 if (sta && sta->psk && !psk) { 400 struct hostapd_sta_wpa_psk_short *pos; 401 402 if (vlan_id) 403 *vlan_id = 0; 404 psk = sta->psk->psk; 405 for (pos = sta->psk; pos; pos = pos->next) { 406 if (pos->is_passphrase) { 407 if (pbkdf2_sha1(pos->passphrase, 408 hapd->conf->ssid.ssid, 409 hapd->conf->ssid.ssid_len, 4096, 410 pos->psk, PMK_LEN) != 0) { 411 wpa_printf(MSG_WARNING, 412 "Error in pbkdf2_sha1()"); 413 continue; 414 } 415 pos->is_passphrase = 0; 416 } 417 if (pos->psk == prev_psk) { 418 psk = pos->next ? pos->next->psk : NULL; 419 break; 420 } 421 } 422 } 423 return psk; 424 } 425 426 427 static int hostapd_wpa_auth_get_msk(void *ctx, const u8 *addr, u8 *msk, 428 size_t *len) 429 { 430 struct hostapd_data *hapd = ctx; 431 const u8 *key; 432 size_t keylen; 433 struct sta_info *sta; 434 435 sta = ap_get_sta(hapd, addr); 436 if (sta == NULL) { 437 wpa_printf(MSG_DEBUG, "AUTH_GET_MSK: Cannot find STA"); 438 return -1; 439 } 440 441 key = ieee802_1x_get_key(sta->eapol_sm, &keylen); 442 if (key == NULL) { 443 wpa_printf(MSG_DEBUG, "AUTH_GET_MSK: Key is null, eapol_sm: %p", 444 sta->eapol_sm); 445 return -1; 446 } 447 448 if (keylen > *len) 449 keylen = *len; 450 os_memcpy(msk, key, keylen); 451 *len = keylen; 452 453 return 0; 454 } 455 456 457 static int hostapd_wpa_auth_set_key(void *ctx, int vlan_id, enum wpa_alg alg, 458 const u8 *addr, int idx, u8 *key, 459 size_t key_len, enum key_flag key_flag) 460 { 461 struct hostapd_data *hapd = ctx; 462 const char *ifname = hapd->conf->iface; 463 464 if (vlan_id > 0) { 465 ifname = hostapd_get_vlan_id_ifname(hapd->conf->vlan, vlan_id); 466 if (!ifname) { 467 if (!(hapd->iface->drv_flags & 468 WPA_DRIVER_FLAGS_VLAN_OFFLOAD)) 469 return -1; 470 ifname = hapd->conf->iface; 471 } 472 } 473 474 #ifdef CONFIG_TESTING_OPTIONS 475 if (key_flag & KEY_FLAG_MODIFY) { 476 /* We are updating an already installed key. Don't overwrite 477 * the already stored key information with zeros. 478 */ 479 } else if (addr && !is_broadcast_ether_addr(addr)) { 480 struct sta_info *sta; 481 482 sta = ap_get_sta(hapd, addr); 483 if (sta) { 484 sta->last_tk_alg = alg; 485 sta->last_tk_key_idx = idx; 486 if (key) 487 os_memcpy(sta->last_tk, key, key_len); 488 sta->last_tk_len = key_len; 489 } 490 } else if (alg == WPA_ALG_BIP_CMAC_128 || 491 alg == WPA_ALG_BIP_GMAC_128 || 492 alg == WPA_ALG_BIP_GMAC_256 || 493 alg == WPA_ALG_BIP_CMAC_256) { 494 if (idx == 4 || idx == 5) { 495 hapd->last_igtk_alg = alg; 496 hapd->last_igtk_key_idx = idx; 497 if (key) 498 os_memcpy(hapd->last_igtk, key, key_len); 499 hapd->last_igtk_len = key_len; 500 } else if (idx == 6 || idx == 7) { 501 hapd->last_bigtk_alg = alg; 502 hapd->last_bigtk_key_idx = idx; 503 if (key) 504 os_memcpy(hapd->last_bigtk, key, key_len); 505 hapd->last_bigtk_len = key_len; 506 } 507 } else { 508 hapd->last_gtk_alg = alg; 509 hapd->last_gtk_key_idx = idx; 510 if (key) 511 os_memcpy(hapd->last_gtk, key, key_len); 512 hapd->last_gtk_len = key_len; 513 } 514 #endif /* CONFIG_TESTING_OPTIONS */ 515 return hostapd_drv_set_key(ifname, hapd, alg, addr, idx, vlan_id, 1, 516 NULL, 0, key, key_len, key_flag); 517 } 518 519 520 static int hostapd_wpa_auth_get_seqnum(void *ctx, const u8 *addr, int idx, 521 u8 *seq) 522 { 523 struct hostapd_data *hapd = ctx; 524 int link_id = -1; 525 526 #ifdef CONFIG_IEEE80211BE 527 if (hapd->conf->mld_ap && idx) 528 link_id = hapd->mld_link_id; 529 #endif /* CONFIG_IEEE80211BE */ 530 return hostapd_get_seqnum(hapd->conf->iface, hapd, addr, idx, link_id, 531 seq); 532 } 533 534 535 int hostapd_wpa_auth_send_eapol(void *ctx, const u8 *addr, 536 const u8 *data, size_t data_len, 537 int encrypt) 538 { 539 struct hostapd_data *hapd = ctx; 540 struct sta_info *sta; 541 u32 flags = 0; 542 int link_id = -1; 543 544 #ifdef CONFIG_IEEE80211BE 545 link_id = hapd->conf->mld_ap ? hapd->mld_link_id : -1; 546 #endif /* CONFIG_IEEE80211BE */ 547 548 #ifdef CONFIG_TESTING_OPTIONS 549 if (hapd->ext_eapol_frame_io) { 550 size_t hex_len = 2 * data_len + 1; 551 char *hex = os_malloc(hex_len); 552 553 if (hex == NULL) 554 return -1; 555 wpa_snprintf_hex(hex, hex_len, data, data_len); 556 wpa_msg(hapd->msg_ctx, MSG_INFO, "EAPOL-TX " MACSTR " %s", 557 MAC2STR(addr), hex); 558 os_free(hex); 559 return 0; 560 } 561 #endif /* CONFIG_TESTING_OPTIONS */ 562 563 sta = ap_get_sta(hapd, addr); 564 if (sta) { 565 flags = hostapd_sta_flags_to_drv(sta->flags); 566 #ifdef CONFIG_IEEE80211BE 567 if (ap_sta_is_mld(hapd, sta) && 568 (sta->flags & WLAN_STA_AUTHORIZED)) 569 link_id = -1; 570 #endif /* CONFIG_IEEE80211BE */ 571 } 572 573 return hostapd_drv_hapd_send_eapol(hapd, addr, data, data_len, 574 encrypt, flags, link_id); 575 } 576 577 578 static int hostapd_wpa_auth_get_sta_count(void *ctx) 579 { 580 struct hostapd_data *hapd = ctx; 581 582 return hapd->num_sta; 583 } 584 585 586 static int hostapd_wpa_auth_for_each_sta( 587 void *ctx, int (*cb)(struct wpa_state_machine *sm, void *ctx), 588 void *cb_ctx) 589 { 590 struct hostapd_data *hapd = ctx; 591 struct sta_info *sta; 592 593 for (sta = hapd->sta_list; sta; sta = sta->next) { 594 if (sta->wpa_sm && cb(sta->wpa_sm, cb_ctx)) 595 return 1; 596 } 597 return 0; 598 } 599 600 601 struct wpa_auth_iface_iter_data { 602 int (*cb)(struct wpa_authenticator *sm, void *ctx); 603 void *cb_ctx; 604 }; 605 606 static int wpa_auth_iface_iter(struct hostapd_iface *iface, void *ctx) 607 { 608 struct wpa_auth_iface_iter_data *data = ctx; 609 size_t i; 610 for (i = 0; i < iface->num_bss; i++) { 611 if (iface->bss[i]->wpa_auth && 612 data->cb(iface->bss[i]->wpa_auth, data->cb_ctx)) 613 return 1; 614 } 615 return 0; 616 } 617 618 619 static int hostapd_wpa_auth_for_each_auth( 620 void *ctx, int (*cb)(struct wpa_authenticator *sm, void *ctx), 621 void *cb_ctx) 622 { 623 struct hostapd_data *hapd = ctx; 624 struct wpa_auth_iface_iter_data data; 625 if (hapd->iface->interfaces == NULL || 626 hapd->iface->interfaces->for_each_interface == NULL) 627 return -1; 628 data.cb = cb; 629 data.cb_ctx = cb_ctx; 630 return hapd->iface->interfaces->for_each_interface( 631 hapd->iface->interfaces, wpa_auth_iface_iter, &data); 632 } 633 634 635 #ifdef CONFIG_IEEE80211R_AP 636 637 struct wpa_ft_rrb_rx_later_data { 638 struct dl_list list; 639 u8 addr[ETH_ALEN]; 640 size_t data_len; 641 /* followed by data_len octets of data */ 642 }; 643 644 static void hostapd_wpa_ft_rrb_rx_later(void *eloop_ctx, void *timeout_ctx) 645 { 646 struct hostapd_data *hapd = eloop_ctx; 647 struct wpa_ft_rrb_rx_later_data *data, *n; 648 649 dl_list_for_each_safe(data, n, &hapd->l2_queue, 650 struct wpa_ft_rrb_rx_later_data, list) { 651 if (hapd->wpa_auth) { 652 wpa_ft_rrb_rx(hapd->wpa_auth, data->addr, 653 (const u8 *) (data + 1), 654 data->data_len); 655 } 656 dl_list_del(&data->list); 657 os_free(data); 658 } 659 } 660 661 662 struct wpa_auth_ft_iface_iter_data { 663 struct hostapd_data *src_hapd; 664 const u8 *dst; 665 const u8 *data; 666 size_t data_len; 667 }; 668 669 670 static int hostapd_wpa_auth_ft_iter(struct hostapd_iface *iface, void *ctx) 671 { 672 struct wpa_auth_ft_iface_iter_data *idata = ctx; 673 struct wpa_ft_rrb_rx_later_data *data; 674 struct hostapd_data *hapd; 675 size_t j; 676 677 for (j = 0; j < iface->num_bss; j++) { 678 hapd = iface->bss[j]; 679 if (hapd == idata->src_hapd || 680 !hapd->wpa_auth || 681 !ether_addr_equal(hapd->own_addr, idata->dst)) 682 continue; 683 684 wpa_printf(MSG_DEBUG, 685 "FT: Send RRB data directly to locally managed BSS " 686 MACSTR "@%s -> " MACSTR "@%s", 687 MAC2STR(idata->src_hapd->own_addr), 688 idata->src_hapd->conf->iface, 689 MAC2STR(hapd->own_addr), hapd->conf->iface); 690 691 /* Defer wpa_ft_rrb_rx() until next eloop step as this is 692 * when it would be triggered when reading from a socket. 693 * This avoids 694 * hapd0:send -> hapd1:recv -> hapd1:send -> hapd0:recv, 695 * that is calling hapd0:recv handler from within 696 * hapd0:send directly. 697 */ 698 data = os_zalloc(sizeof(*data) + idata->data_len); 699 if (!data) 700 return 1; 701 702 os_memcpy(data->addr, idata->src_hapd->own_addr, ETH_ALEN); 703 os_memcpy(data + 1, idata->data, idata->data_len); 704 data->data_len = idata->data_len; 705 706 dl_list_add(&hapd->l2_queue, &data->list); 707 708 if (!eloop_is_timeout_registered(hostapd_wpa_ft_rrb_rx_later, 709 hapd, NULL)) 710 eloop_register_timeout(0, 0, 711 hostapd_wpa_ft_rrb_rx_later, 712 hapd, NULL); 713 714 return 1; 715 } 716 717 return 0; 718 } 719 720 #endif /* CONFIG_IEEE80211R_AP */ 721 722 723 static int hostapd_wpa_auth_send_ether(void *ctx, const u8 *dst, u16 proto, 724 const u8 *data, size_t data_len) 725 { 726 struct hostapd_data *hapd = ctx; 727 struct l2_ethhdr *buf; 728 int ret; 729 730 #ifdef CONFIG_TESTING_OPTIONS 731 if (hapd->ext_eapol_frame_io && proto == ETH_P_EAPOL) { 732 size_t hex_len = 2 * data_len + 1; 733 char *hex = os_malloc(hex_len); 734 735 if (hex == NULL) 736 return -1; 737 wpa_snprintf_hex(hex, hex_len, data, data_len); 738 wpa_msg(hapd->msg_ctx, MSG_INFO, "EAPOL-TX " MACSTR " %s", 739 MAC2STR(dst), hex); 740 os_free(hex); 741 return 0; 742 } 743 #endif /* CONFIG_TESTING_OPTIONS */ 744 745 #ifdef CONFIG_IEEE80211R_AP 746 if (proto == ETH_P_RRB && hapd->iface->interfaces && 747 hapd->iface->interfaces->for_each_interface) { 748 int res; 749 struct wpa_auth_ft_iface_iter_data idata; 750 idata.src_hapd = hapd; 751 idata.dst = dst; 752 idata.data = data; 753 idata.data_len = data_len; 754 res = hapd->iface->interfaces->for_each_interface( 755 hapd->iface->interfaces, hostapd_wpa_auth_ft_iter, 756 &idata); 757 if (res == 1) 758 return data_len; 759 } 760 #endif /* CONFIG_IEEE80211R_AP */ 761 762 if (hapd->l2 == NULL) 763 return -1; 764 765 buf = os_malloc(sizeof(*buf) + data_len); 766 if (buf == NULL) 767 return -1; 768 os_memcpy(buf->h_dest, dst, ETH_ALEN); 769 os_memcpy(buf->h_source, hapd->own_addr, ETH_ALEN); 770 buf->h_proto = host_to_be16(proto); 771 os_memcpy(buf + 1, data, data_len); 772 ret = l2_packet_send(hapd->l2, dst, proto, (u8 *) buf, 773 sizeof(*buf) + data_len); 774 os_free(buf); 775 return ret; 776 } 777 778 779 #ifdef CONFIG_ETH_P_OUI 780 static struct eth_p_oui_ctx * hostapd_wpa_get_oui(struct hostapd_data *hapd, 781 u8 oui_suffix) 782 { 783 switch (oui_suffix) { 784 #ifdef CONFIG_IEEE80211R_AP 785 case FT_PACKET_R0KH_R1KH_PULL: 786 return hapd->oui_pull; 787 case FT_PACKET_R0KH_R1KH_RESP: 788 return hapd->oui_resp; 789 case FT_PACKET_R0KH_R1KH_PUSH: 790 return hapd->oui_push; 791 case FT_PACKET_R0KH_R1KH_SEQ_REQ: 792 return hapd->oui_sreq; 793 case FT_PACKET_R0KH_R1KH_SEQ_RESP: 794 return hapd->oui_sresp; 795 #endif /* CONFIG_IEEE80211R_AP */ 796 default: 797 return NULL; 798 } 799 } 800 #endif /* CONFIG_ETH_P_OUI */ 801 802 803 #ifdef CONFIG_IEEE80211R_AP 804 805 struct oui_deliver_later_data { 806 struct dl_list list; 807 u8 src_addr[ETH_ALEN]; 808 u8 dst_addr[ETH_ALEN]; 809 size_t data_len; 810 u8 oui_suffix; 811 /* followed by data_len octets of data */ 812 }; 813 814 static void hostapd_oui_deliver_later(void *eloop_ctx, void *timeout_ctx) 815 { 816 struct hostapd_data *hapd = eloop_ctx; 817 struct oui_deliver_later_data *data, *n; 818 struct eth_p_oui_ctx *oui_ctx; 819 820 dl_list_for_each_safe(data, n, &hapd->l2_oui_queue, 821 struct oui_deliver_later_data, list) { 822 oui_ctx = hostapd_wpa_get_oui(hapd, data->oui_suffix); 823 wpa_printf(MSG_DEBUG, "RRB(%s): %s src=" MACSTR " dst=" MACSTR 824 " oui_suffix=%u data_len=%u data=%p", 825 hapd->conf->iface, __func__, 826 MAC2STR(data->src_addr), MAC2STR(data->dst_addr), 827 data->oui_suffix, (unsigned int) data->data_len, 828 data); 829 if (hapd->wpa_auth && oui_ctx) { 830 eth_p_oui_deliver(oui_ctx, data->src_addr, 831 data->dst_addr, 832 (const u8 *) (data + 1), 833 data->data_len); 834 } 835 dl_list_del(&data->list); 836 os_free(data); 837 } 838 } 839 840 841 struct wpa_auth_oui_iface_iter_data { 842 struct hostapd_data *src_hapd; 843 const u8 *dst_addr; 844 const u8 *data; 845 size_t data_len; 846 u8 oui_suffix; 847 }; 848 849 static int hostapd_wpa_auth_oui_iter(struct hostapd_iface *iface, void *ctx) 850 { 851 struct wpa_auth_oui_iface_iter_data *idata = ctx; 852 struct oui_deliver_later_data *data; 853 struct hostapd_data *hapd, *src_hapd = idata->src_hapd; 854 size_t j; 855 856 for (j = 0; j < iface->num_bss; j++) { 857 hapd = iface->bss[j]; 858 if (hapd == src_hapd) 859 continue; /* don't deliver back to same interface */ 860 if (!wpa_key_mgmt_ft(hapd->conf->wpa_key_mgmt) || 861 hapd->conf->ssid.ssid_len != 862 src_hapd->conf->ssid.ssid_len || 863 os_memcmp(hapd->conf->ssid.ssid, 864 src_hapd->conf->ssid.ssid, 865 hapd->conf->ssid.ssid_len) != 0 || 866 os_memcmp(hapd->conf->mobility_domain, 867 src_hapd->conf->mobility_domain, 868 MOBILITY_DOMAIN_ID_LEN) != 0) 869 continue; /* no matching FT SSID/mobility domain */ 870 if (!is_multicast_ether_addr(idata->dst_addr) && 871 !ether_addr_equal(hapd->own_addr, idata->dst_addr)) 872 continue; /* destination address does not match */ 873 874 /* defer eth_p_oui_deliver until next eloop step as this is 875 * when it would be triggerd from reading from sock 876 * This avoids 877 * hapd0:send -> hapd1:recv -> hapd1:send -> hapd0:recv, 878 * that is calling hapd0:recv handler from within 879 * hapd0:send directly. 880 */ 881 data = os_zalloc(sizeof(*data) + idata->data_len); 882 if (!data) 883 return 1; 884 wpa_printf(MSG_DEBUG, 885 "RRB(%s): local delivery to %s dst=" MACSTR 886 " oui_suffix=%u data_len=%u data=%p", 887 src_hapd->conf->iface, hapd->conf->iface, 888 MAC2STR(idata->dst_addr), idata->oui_suffix, 889 (unsigned int) idata->data_len, data); 890 891 os_memcpy(data->src_addr, src_hapd->own_addr, ETH_ALEN); 892 os_memcpy(data->dst_addr, idata->dst_addr, ETH_ALEN); 893 os_memcpy(data + 1, idata->data, idata->data_len); 894 data->data_len = idata->data_len; 895 data->oui_suffix = idata->oui_suffix; 896 897 dl_list_add_tail(&hapd->l2_oui_queue, &data->list); 898 899 if (!eloop_is_timeout_registered(hostapd_oui_deliver_later, 900 hapd, NULL)) 901 eloop_register_timeout(0, 0, 902 hostapd_oui_deliver_later, 903 hapd, NULL); 904 905 /* If dst_addr is a multicast address, do not return any 906 * non-zero value here. Otherwise, the iteration of 907 * for_each_interface() will be stopped. */ 908 if (!is_multicast_ether_addr(idata->dst_addr)) 909 return 1; 910 } 911 912 return 0; 913 } 914 915 #endif /* CONFIG_IEEE80211R_AP */ 916 917 918 static int hostapd_wpa_auth_send_oui(void *ctx, const u8 *dst, u8 oui_suffix, 919 const u8 *data, size_t data_len) 920 { 921 #ifdef CONFIG_ETH_P_OUI 922 struct hostapd_data *hapd = ctx; 923 struct eth_p_oui_ctx *oui_ctx; 924 925 wpa_printf(MSG_DEBUG, "RRB(%s): send to dst=" MACSTR 926 " oui_suffix=%u data_len=%u", 927 hapd->conf->iface, MAC2STR(dst), oui_suffix, 928 (unsigned int) data_len); 929 #ifdef CONFIG_IEEE80211R_AP 930 if (hapd->iface->interfaces && 931 hapd->iface->interfaces->for_each_interface) { 932 struct wpa_auth_oui_iface_iter_data idata; 933 int res; 934 935 idata.src_hapd = hapd; 936 idata.dst_addr = dst; 937 idata.data = data; 938 idata.data_len = data_len; 939 idata.oui_suffix = oui_suffix; 940 res = hapd->iface->interfaces->for_each_interface( 941 hapd->iface->interfaces, hostapd_wpa_auth_oui_iter, 942 &idata); 943 if (res == 1) 944 return data_len; 945 } 946 #endif /* CONFIG_IEEE80211R_AP */ 947 948 oui_ctx = hostapd_wpa_get_oui(hapd, oui_suffix); 949 if (!oui_ctx) 950 return -1; 951 952 return eth_p_oui_send(oui_ctx, hapd->own_addr, dst, data, data_len); 953 #else /* CONFIG_ETH_P_OUI */ 954 return -1; 955 #endif /* CONFIG_ETH_P_OUI */ 956 } 957 958 959 static int hostapd_channel_info(void *ctx, struct wpa_channel_info *ci) 960 { 961 struct hostapd_data *hapd = ctx; 962 963 return hostapd_drv_channel_info(hapd, ci); 964 } 965 966 967 #ifdef CONFIG_PASN 968 969 static void hostapd_store_ptksa(void *ctx, const u8 *addr,int cipher, 970 u32 life_time, const struct wpa_ptk *ptk) 971 { 972 struct hostapd_data *hapd = ctx; 973 974 ptksa_cache_add(hapd->ptksa, hapd->own_addr, addr, cipher, life_time, 975 ptk, NULL, NULL, 0); 976 } 977 978 979 static void hostapd_clear_ptksa(void *ctx, const u8 *addr, int cipher) 980 { 981 struct hostapd_data *hapd = ctx; 982 983 ptksa_cache_flush(hapd->ptksa, addr, cipher); 984 } 985 986 #endif /* CONFIG_PASN */ 987 988 989 static int hostapd_wpa_auth_update_vlan(void *ctx, const u8 *addr, int vlan_id) 990 { 991 #ifndef CONFIG_NO_VLAN 992 struct hostapd_data *hapd = ctx; 993 struct sta_info *sta; 994 995 sta = ap_get_sta(hapd, addr); 996 if (!sta) 997 return -1; 998 999 if (!(hapd->iface->drv_flags & WPA_DRIVER_FLAGS_VLAN_OFFLOAD)) { 1000 struct vlan_description vlan_desc; 1001 1002 os_memset(&vlan_desc, 0, sizeof(vlan_desc)); 1003 vlan_desc.notempty = 1; 1004 vlan_desc.untagged = vlan_id; 1005 if (!hostapd_vlan_valid(hapd->conf->vlan, &vlan_desc)) { 1006 wpa_printf(MSG_INFO, 1007 "Invalid VLAN ID %d in wpa_psk_file", 1008 vlan_id); 1009 return -1; 1010 } 1011 1012 if (ap_sta_set_vlan(hapd, sta, &vlan_desc) < 0) { 1013 wpa_printf(MSG_INFO, 1014 "Failed to assign VLAN ID %d from wpa_psk_file to " 1015 MACSTR, vlan_id, MAC2STR(sta->addr)); 1016 return -1; 1017 } 1018 } else { 1019 sta->vlan_id = vlan_id; 1020 } 1021 1022 wpa_printf(MSG_INFO, 1023 "Assigned VLAN ID %d from wpa_psk_file to " MACSTR, 1024 vlan_id, MAC2STR(sta->addr)); 1025 if ((sta->flags & WLAN_STA_ASSOC) && 1026 ap_sta_bind_vlan(hapd, sta) < 0) 1027 return -1; 1028 #endif /* CONFIG_NO_VLAN */ 1029 1030 return 0; 1031 } 1032 1033 1034 #ifdef CONFIG_OCV 1035 static int hostapd_get_sta_tx_params(void *ctx, const u8 *addr, 1036 int ap_max_chanwidth, int ap_seg1_idx, 1037 int *bandwidth, int *seg1_idx) 1038 { 1039 struct hostapd_data *hapd = ctx; 1040 struct sta_info *sta; 1041 1042 sta = ap_get_sta(hapd, addr); 1043 if (!sta) { 1044 hostapd_wpa_auth_logger(hapd, addr, LOGGER_INFO, 1045 "Failed to get STA info to validate received OCI"); 1046 return -1; 1047 } 1048 1049 return get_tx_parameters(sta, ap_max_chanwidth, ap_seg1_idx, bandwidth, 1050 seg1_idx); 1051 } 1052 #endif /* CONFIG_OCV */ 1053 1054 1055 #ifdef CONFIG_IEEE80211R_AP 1056 1057 static int hostapd_wpa_auth_send_ft_action(void *ctx, const u8 *dst, 1058 const u8 *data, size_t data_len) 1059 { 1060 struct hostapd_data *hapd = ctx; 1061 int res; 1062 struct ieee80211_mgmt *m; 1063 size_t mlen; 1064 struct sta_info *sta; 1065 1066 sta = ap_get_sta(hapd, dst); 1067 if (sta == NULL || sta->wpa_sm == NULL) 1068 return -1; 1069 1070 m = os_zalloc(sizeof(*m) + data_len); 1071 if (m == NULL) 1072 return -1; 1073 mlen = ((u8 *) &m->u - (u8 *) m) + data_len; 1074 m->frame_control = IEEE80211_FC(WLAN_FC_TYPE_MGMT, 1075 WLAN_FC_STYPE_ACTION); 1076 os_memcpy(m->da, dst, ETH_ALEN); 1077 os_memcpy(m->sa, hapd->own_addr, ETH_ALEN); 1078 os_memcpy(m->bssid, hapd->own_addr, ETH_ALEN); 1079 os_memcpy(&m->u, data, data_len); 1080 1081 res = hostapd_drv_send_mlme(hapd, (u8 *) m, mlen, 0, NULL, 0, 0); 1082 os_free(m); 1083 return res; 1084 } 1085 1086 1087 static struct wpa_state_machine * 1088 hostapd_wpa_auth_add_sta(void *ctx, const u8 *sta_addr) 1089 { 1090 struct hostapd_data *hapd = ctx; 1091 struct sta_info *sta; 1092 int ret; 1093 1094 wpa_printf(MSG_DEBUG, "Add station entry for " MACSTR 1095 " based on WPA authenticator callback", 1096 MAC2STR(sta_addr)); 1097 ret = hostapd_add_sta_node(hapd, sta_addr, WLAN_AUTH_FT); 1098 1099 /* 1100 * The expected return values from hostapd_add_sta_node() are 1101 * 0: successfully added STA entry 1102 * -EOPNOTSUPP: driver or driver wrapper does not support/need this 1103 * operations 1104 * any other negative value: error in adding the STA entry */ 1105 if (ret < 0 && ret != -EOPNOTSUPP) 1106 return NULL; 1107 1108 sta = ap_sta_add(hapd, sta_addr); 1109 if (sta == NULL) 1110 return NULL; 1111 if (ret == 0) 1112 sta->added_unassoc = 1; 1113 1114 sta->ft_over_ds = 1; 1115 if (sta->wpa_sm) { 1116 sta->auth_alg = WLAN_AUTH_FT; 1117 return sta->wpa_sm; 1118 } 1119 1120 sta->wpa_sm = wpa_auth_sta_init(hapd->wpa_auth, sta->addr, NULL); 1121 if (sta->wpa_sm == NULL) { 1122 ap_free_sta(hapd, sta); 1123 return NULL; 1124 } 1125 sta->auth_alg = WLAN_AUTH_FT; 1126 1127 return sta->wpa_sm; 1128 } 1129 1130 1131 static int hostapd_wpa_auth_add_sta_ft(void *ctx, const u8 *sta_addr) 1132 { 1133 struct hostapd_data *hapd = ctx; 1134 struct sta_info *sta; 1135 1136 sta = ap_get_sta(hapd, sta_addr); 1137 if (!sta) 1138 return -1; 1139 1140 if (FULL_AP_CLIENT_STATE_SUPP(hapd->iface->drv_flags) && 1141 (sta->flags & WLAN_STA_MFP) && ap_sta_is_authorized(sta) && 1142 !(hapd->conf->mesh & MESH_ENABLED) && !(sta->added_unassoc)) { 1143 /* We could not do this in handle_auth() since there was a 1144 * PMF-enabled association for the STA and the new 1145 * authentication attempt was not yet fully processed. Now that 1146 * we are ready to configure the TK to the driver, 1147 * authentication has succeeded and we can clean up the driver 1148 * STA entry to avoid issues with any maintained state from the 1149 * previous association. */ 1150 wpa_printf(MSG_DEBUG, 1151 "FT: Remove and re-add driver STA entry after successful FT authentication"); 1152 return ap_sta_re_add(hapd, sta); 1153 } 1154 1155 return 0; 1156 } 1157 1158 1159 static int hostapd_wpa_auth_set_vlan(void *ctx, const u8 *sta_addr, 1160 struct vlan_description *vlan) 1161 { 1162 struct hostapd_data *hapd = ctx; 1163 struct sta_info *sta; 1164 1165 sta = ap_get_sta(hapd, sta_addr); 1166 if (!sta || !sta->wpa_sm) 1167 return -1; 1168 1169 if (!(hapd->iface->drv_flags & WPA_DRIVER_FLAGS_VLAN_OFFLOAD)) { 1170 if (vlan->notempty && 1171 !hostapd_vlan_valid(hapd->conf->vlan, vlan)) { 1172 hostapd_logger(hapd, sta->addr, 1173 HOSTAPD_MODULE_IEEE80211, 1174 HOSTAPD_LEVEL_INFO, 1175 "Invalid VLAN %d%s received from FT", 1176 vlan->untagged, vlan->tagged[0] ? 1177 "+" : ""); 1178 return -1; 1179 } 1180 1181 if (ap_sta_set_vlan(hapd, sta, vlan) < 0) 1182 return -1; 1183 1184 } else { 1185 if (vlan->notempty) 1186 sta->vlan_id = vlan->untagged; 1187 } 1188 /* Configure wpa_group for GTK but ignore error due to driver not 1189 * knowing this STA. */ 1190 ap_sta_bind_vlan(hapd, sta); 1191 1192 if (sta->vlan_id) 1193 hostapd_logger(hapd, sta->addr, HOSTAPD_MODULE_IEEE80211, 1194 HOSTAPD_LEVEL_INFO, "VLAN ID %d", sta->vlan_id); 1195 1196 return 0; 1197 } 1198 1199 1200 static int hostapd_wpa_auth_get_vlan(void *ctx, const u8 *sta_addr, 1201 struct vlan_description *vlan) 1202 { 1203 struct hostapd_data *hapd = ctx; 1204 struct sta_info *sta; 1205 1206 sta = ap_get_sta(hapd, sta_addr); 1207 if (!sta) 1208 return -1; 1209 1210 if (sta->vlan_desc) { 1211 *vlan = *sta->vlan_desc; 1212 } else if ((hapd->iface->drv_flags & WPA_DRIVER_FLAGS_VLAN_OFFLOAD) && 1213 sta->vlan_id) { 1214 vlan->notempty = 1; 1215 vlan->untagged = sta->vlan_id; 1216 } else { 1217 os_memset(vlan, 0, sizeof(*vlan)); 1218 } 1219 1220 return 0; 1221 } 1222 1223 1224 static int 1225 hostapd_wpa_auth_set_identity(void *ctx, const u8 *sta_addr, 1226 const u8 *identity, size_t identity_len) 1227 { 1228 struct hostapd_data *hapd = ctx; 1229 struct sta_info *sta; 1230 1231 sta = ap_get_sta(hapd, sta_addr); 1232 if (!sta) 1233 return -1; 1234 1235 os_free(sta->identity); 1236 sta->identity = NULL; 1237 1238 if (sta->eapol_sm) { 1239 os_free(sta->eapol_sm->identity); 1240 sta->eapol_sm->identity = NULL; 1241 sta->eapol_sm->identity_len = 0; 1242 } 1243 1244 if (!identity_len) 1245 return 0; 1246 1247 /* sta->identity is NULL terminated */ 1248 sta->identity = os_zalloc(identity_len + 1); 1249 if (!sta->identity) 1250 return -1; 1251 os_memcpy(sta->identity, identity, identity_len); 1252 1253 if (sta->eapol_sm) { 1254 sta->eapol_sm->identity = os_zalloc(identity_len); 1255 if (!sta->eapol_sm->identity) 1256 return -1; 1257 os_memcpy(sta->eapol_sm->identity, identity, identity_len); 1258 sta->eapol_sm->identity_len = identity_len; 1259 } 1260 1261 return 0; 1262 } 1263 1264 1265 static size_t 1266 hostapd_wpa_auth_get_identity(void *ctx, const u8 *sta_addr, const u8 **buf) 1267 { 1268 struct hostapd_data *hapd = ctx; 1269 struct sta_info *sta; 1270 size_t len; 1271 char *identity; 1272 1273 sta = ap_get_sta(hapd, sta_addr); 1274 if (!sta) 1275 return 0; 1276 1277 *buf = ieee802_1x_get_identity(sta->eapol_sm, &len); 1278 if (*buf && len) 1279 return len; 1280 1281 if (!sta->identity) { 1282 *buf = NULL; 1283 return 0; 1284 } 1285 1286 identity = sta->identity; 1287 len = os_strlen(identity); 1288 *buf = (u8 *) identity; 1289 1290 return len; 1291 } 1292 1293 1294 static int 1295 hostapd_wpa_auth_set_radius_cui(void *ctx, const u8 *sta_addr, 1296 const u8 *radius_cui, size_t radius_cui_len) 1297 { 1298 struct hostapd_data *hapd = ctx; 1299 struct sta_info *sta; 1300 1301 sta = ap_get_sta(hapd, sta_addr); 1302 if (!sta) 1303 return -1; 1304 1305 os_free(sta->radius_cui); 1306 sta->radius_cui = NULL; 1307 1308 if (sta->eapol_sm) { 1309 wpabuf_free(sta->eapol_sm->radius_cui); 1310 sta->eapol_sm->radius_cui = NULL; 1311 } 1312 1313 if (!radius_cui) 1314 return 0; 1315 1316 /* sta->radius_cui is NULL terminated */ 1317 sta->radius_cui = os_zalloc(radius_cui_len + 1); 1318 if (!sta->radius_cui) 1319 return -1; 1320 os_memcpy(sta->radius_cui, radius_cui, radius_cui_len); 1321 1322 if (sta->eapol_sm) { 1323 sta->eapol_sm->radius_cui = wpabuf_alloc_copy(radius_cui, 1324 radius_cui_len); 1325 if (!sta->eapol_sm->radius_cui) 1326 return -1; 1327 } 1328 1329 return 0; 1330 } 1331 1332 1333 static size_t 1334 hostapd_wpa_auth_get_radius_cui(void *ctx, const u8 *sta_addr, const u8 **buf) 1335 { 1336 struct hostapd_data *hapd = ctx; 1337 struct sta_info *sta; 1338 struct wpabuf *b; 1339 size_t len; 1340 char *radius_cui; 1341 1342 sta = ap_get_sta(hapd, sta_addr); 1343 if (!sta) 1344 return 0; 1345 1346 b = ieee802_1x_get_radius_cui(sta->eapol_sm); 1347 if (b) { 1348 len = wpabuf_len(b); 1349 *buf = wpabuf_head(b); 1350 return len; 1351 } 1352 1353 if (!sta->radius_cui) { 1354 *buf = NULL; 1355 return 0; 1356 } 1357 1358 radius_cui = sta->radius_cui; 1359 len = os_strlen(radius_cui); 1360 *buf = (u8 *) radius_cui; 1361 1362 return len; 1363 } 1364 1365 1366 static void hostapd_wpa_auth_set_session_timeout(void *ctx, const u8 *sta_addr, 1367 int session_timeout) 1368 { 1369 struct hostapd_data *hapd = ctx; 1370 struct sta_info *sta; 1371 1372 sta = ap_get_sta(hapd, sta_addr); 1373 if (!sta) 1374 return; 1375 1376 if (session_timeout) { 1377 os_get_reltime(&sta->session_timeout); 1378 sta->session_timeout.sec += session_timeout; 1379 sta->session_timeout_set = 1; 1380 ap_sta_session_timeout(hapd, sta, session_timeout); 1381 } else { 1382 sta->session_timeout_set = 0; 1383 ap_sta_no_session_timeout(hapd, sta); 1384 } 1385 } 1386 1387 1388 static int hostapd_wpa_auth_get_session_timeout(void *ctx, const u8 *sta_addr) 1389 { 1390 struct hostapd_data *hapd = ctx; 1391 struct sta_info *sta; 1392 struct os_reltime now, remaining; 1393 1394 sta = ap_get_sta(hapd, sta_addr); 1395 if (!sta || !sta->session_timeout_set) 1396 return 0; 1397 1398 os_get_reltime(&now); 1399 if (os_reltime_before(&sta->session_timeout, &now)) { 1400 /* already expired, return >0 as timeout was set */ 1401 return 1; 1402 } 1403 1404 os_reltime_sub(&sta->session_timeout, &now, &remaining); 1405 1406 return (remaining.sec > 0) ? remaining.sec : 1; 1407 } 1408 1409 1410 static void hostapd_rrb_receive(void *ctx, const u8 *src_addr, const u8 *buf, 1411 size_t len) 1412 { 1413 struct hostapd_data *hapd = ctx; 1414 struct l2_ethhdr *ethhdr; 1415 if (len < sizeof(*ethhdr)) 1416 return; 1417 ethhdr = (struct l2_ethhdr *) buf; 1418 wpa_printf(MSG_DEBUG, "FT: RRB received packet " MACSTR " -> " 1419 MACSTR, MAC2STR(ethhdr->h_source), MAC2STR(ethhdr->h_dest)); 1420 if (!is_multicast_ether_addr(ethhdr->h_dest) && 1421 !ether_addr_equal(hapd->own_addr, ethhdr->h_dest)) 1422 return; 1423 wpa_ft_rrb_rx(hapd->wpa_auth, ethhdr->h_source, buf + sizeof(*ethhdr), 1424 len - sizeof(*ethhdr)); 1425 } 1426 1427 1428 static void hostapd_rrb_oui_receive(void *ctx, const u8 *src_addr, 1429 const u8 *dst_addr, u8 oui_suffix, 1430 const u8 *buf, size_t len) 1431 { 1432 struct hostapd_data *hapd = ctx; 1433 1434 wpa_printf(MSG_DEBUG, "FT: RRB received packet " MACSTR " -> " 1435 MACSTR, MAC2STR(src_addr), MAC2STR(dst_addr)); 1436 if (!is_multicast_ether_addr(dst_addr) && 1437 !ether_addr_equal(hapd->own_addr, dst_addr)) 1438 return; 1439 wpa_ft_rrb_oui_rx(hapd->wpa_auth, src_addr, dst_addr, oui_suffix, buf, 1440 len); 1441 } 1442 1443 1444 static int hostapd_wpa_auth_add_tspec(void *ctx, const u8 *sta_addr, 1445 u8 *tspec_ie, size_t tspec_ielen) 1446 { 1447 struct hostapd_data *hapd = ctx; 1448 return hostapd_add_tspec(hapd, sta_addr, tspec_ie, tspec_ielen); 1449 } 1450 1451 1452 1453 static int hostapd_wpa_register_ft_oui(struct hostapd_data *hapd, 1454 const char *ft_iface) 1455 { 1456 hapd->oui_pull = eth_p_oui_register(hapd, ft_iface, 1457 FT_PACKET_R0KH_R1KH_PULL, 1458 hostapd_rrb_oui_receive, hapd); 1459 if (!hapd->oui_pull) 1460 return -1; 1461 1462 hapd->oui_resp = eth_p_oui_register(hapd, ft_iface, 1463 FT_PACKET_R0KH_R1KH_RESP, 1464 hostapd_rrb_oui_receive, hapd); 1465 if (!hapd->oui_resp) 1466 return -1; 1467 1468 hapd->oui_push = eth_p_oui_register(hapd, ft_iface, 1469 FT_PACKET_R0KH_R1KH_PUSH, 1470 hostapd_rrb_oui_receive, hapd); 1471 if (!hapd->oui_push) 1472 return -1; 1473 1474 hapd->oui_sreq = eth_p_oui_register(hapd, ft_iface, 1475 FT_PACKET_R0KH_R1KH_SEQ_REQ, 1476 hostapd_rrb_oui_receive, hapd); 1477 if (!hapd->oui_sreq) 1478 return -1; 1479 1480 hapd->oui_sresp = eth_p_oui_register(hapd, ft_iface, 1481 FT_PACKET_R0KH_R1KH_SEQ_RESP, 1482 hostapd_rrb_oui_receive, hapd); 1483 if (!hapd->oui_sresp) 1484 return -1; 1485 1486 return 0; 1487 } 1488 1489 1490 static void hostapd_wpa_unregister_ft_oui(struct hostapd_data *hapd) 1491 { 1492 eth_p_oui_unregister(hapd->oui_pull); 1493 hapd->oui_pull = NULL; 1494 eth_p_oui_unregister(hapd->oui_resp); 1495 hapd->oui_resp = NULL; 1496 eth_p_oui_unregister(hapd->oui_push); 1497 hapd->oui_push = NULL; 1498 eth_p_oui_unregister(hapd->oui_sreq); 1499 hapd->oui_sreq = NULL; 1500 eth_p_oui_unregister(hapd->oui_sresp); 1501 hapd->oui_sresp = NULL; 1502 } 1503 #endif /* CONFIG_IEEE80211R_AP */ 1504 1505 1506 #ifndef CONFIG_NO_RADIUS 1507 static void hostapd_request_radius_psk(void *ctx, const u8 *addr, int key_mgmt, 1508 const u8 *anonce, 1509 const u8 *eapol, size_t eapol_len) 1510 { 1511 struct hostapd_data *hapd = ctx; 1512 1513 wpa_printf(MSG_DEBUG, "RADIUS PSK request for " MACSTR " key_mgmt=0x%x", 1514 MAC2STR(addr), key_mgmt); 1515 wpa_hexdump(MSG_DEBUG, "ANonce", anonce, WPA_NONCE_LEN); 1516 wpa_hexdump(MSG_DEBUG, "EAPOL", eapol, eapol_len); 1517 hostapd_acl_req_radius_psk(hapd, addr, key_mgmt, anonce, eapol, 1518 eapol_len); 1519 } 1520 #endif /* CONFIG_NO_RADIUS */ 1521 1522 1523 #ifdef CONFIG_PASN 1524 static int hostapd_set_ltf_keyseed(void *ctx, const u8 *peer_addr, 1525 const u8 *ltf_keyseed, 1526 size_t ltf_keyseed_len) 1527 { 1528 struct hostapd_data *hapd = ctx; 1529 1530 return hostapd_drv_set_secure_ranging_ctx(hapd, hapd->own_addr, 1531 peer_addr, 0, 0, NULL, 1532 ltf_keyseed_len, 1533 ltf_keyseed, 0); 1534 } 1535 #endif /* CONFIG_PASN */ 1536 1537 1538 #ifdef CONFIG_IEEE80211BE 1539 1540 static int hostapd_wpa_auth_get_ml_key_info(void *ctx, 1541 struct wpa_auth_ml_key_info *info) 1542 { 1543 struct hostapd_data *hapd = ctx; 1544 unsigned int i; 1545 1546 wpa_printf(MSG_DEBUG, "WPA_AUTH: MLD: Get key info CB: n_mld_links=%u", 1547 info->n_mld_links); 1548 1549 if (!hapd->conf->mld_ap || !hapd->iface || !hapd->iface->interfaces) 1550 return -1; 1551 1552 for (i = 0; i < info->n_mld_links; i++) { 1553 struct hostapd_data *bss; 1554 u8 link_id = info->links[i].link_id; 1555 bool link_bss_found = false; 1556 1557 wpa_printf(MSG_DEBUG, 1558 "WPA_AUTH: MLD: Get link info CB: link_id=%u", 1559 link_id); 1560 1561 if (hapd->mld_link_id == link_id) { 1562 wpa_auth_ml_get_key_info(hapd->wpa_auth, 1563 &info->links[i], 1564 info->mgmt_frame_prot, 1565 info->beacon_prot); 1566 continue; 1567 } 1568 1569 for_each_mld_link(bss, hapd) { 1570 if (bss == hapd || bss->mld_link_id != link_id) 1571 continue; 1572 1573 wpa_auth_ml_get_key_info(bss->wpa_auth, 1574 &info->links[i], 1575 info->mgmt_frame_prot, 1576 info->beacon_prot); 1577 link_bss_found = true; 1578 break; 1579 } 1580 1581 if (!link_bss_found) 1582 wpa_printf(MSG_DEBUG, 1583 "WPA_AUTH: MLD: link=%u not found", link_id); 1584 } 1585 1586 return 0; 1587 } 1588 1589 #endif /* CONFIG_IEEE80211BE */ 1590 1591 1592 static int hostapd_wpa_auth_get_drv_flags(void *ctx, 1593 u64 *drv_flags, u64 *drv_flags2) 1594 { 1595 struct hostapd_data *hapd = ctx; 1596 1597 if (drv_flags) 1598 *drv_flags = hapd->iface->drv_flags; 1599 if (drv_flags2) 1600 *drv_flags2 = hapd->iface->drv_flags2; 1601 1602 return 0; 1603 } 1604 1605 1606 int hostapd_setup_wpa(struct hostapd_data *hapd) 1607 { 1608 struct wpa_auth_config _conf; 1609 static const struct wpa_auth_callbacks cb = { 1610 .logger = hostapd_wpa_auth_logger, 1611 .disconnect = hostapd_wpa_auth_disconnect, 1612 .mic_failure_report = hostapd_wpa_auth_mic_failure_report, 1613 .psk_failure_report = hostapd_wpa_auth_psk_failure_report, 1614 .set_eapol = hostapd_wpa_auth_set_eapol, 1615 .get_eapol = hostapd_wpa_auth_get_eapol, 1616 .get_psk = hostapd_wpa_auth_get_psk, 1617 .get_msk = hostapd_wpa_auth_get_msk, 1618 .set_key = hostapd_wpa_auth_set_key, 1619 .get_seqnum = hostapd_wpa_auth_get_seqnum, 1620 .send_eapol = hostapd_wpa_auth_send_eapol, 1621 .get_sta_count = hostapd_wpa_auth_get_sta_count, 1622 .for_each_sta = hostapd_wpa_auth_for_each_sta, 1623 .for_each_auth = hostapd_wpa_auth_for_each_auth, 1624 .send_ether = hostapd_wpa_auth_send_ether, 1625 .send_oui = hostapd_wpa_auth_send_oui, 1626 .channel_info = hostapd_channel_info, 1627 .update_vlan = hostapd_wpa_auth_update_vlan, 1628 #ifdef CONFIG_PASN 1629 .store_ptksa = hostapd_store_ptksa, 1630 .clear_ptksa = hostapd_clear_ptksa, 1631 #endif /* CONFIG_PASN */ 1632 1633 #ifdef CONFIG_OCV 1634 .get_sta_tx_params = hostapd_get_sta_tx_params, 1635 #endif /* CONFIG_OCV */ 1636 #ifdef CONFIG_IEEE80211R_AP 1637 .send_ft_action = hostapd_wpa_auth_send_ft_action, 1638 .add_sta = hostapd_wpa_auth_add_sta, 1639 .add_sta_ft = hostapd_wpa_auth_add_sta_ft, 1640 .add_tspec = hostapd_wpa_auth_add_tspec, 1641 .set_vlan = hostapd_wpa_auth_set_vlan, 1642 .get_vlan = hostapd_wpa_auth_get_vlan, 1643 .set_identity = hostapd_wpa_auth_set_identity, 1644 .get_identity = hostapd_wpa_auth_get_identity, 1645 .set_radius_cui = hostapd_wpa_auth_set_radius_cui, 1646 .get_radius_cui = hostapd_wpa_auth_get_radius_cui, 1647 .set_session_timeout = hostapd_wpa_auth_set_session_timeout, 1648 .get_session_timeout = hostapd_wpa_auth_get_session_timeout, 1649 #endif /* CONFIG_IEEE80211R_AP */ 1650 #ifndef CONFIG_NO_RADIUS 1651 .request_radius_psk = hostapd_request_radius_psk, 1652 #endif /* CONFIG_NO_RADIUS */ 1653 #ifdef CONFIG_PASN 1654 .set_ltf_keyseed = hostapd_set_ltf_keyseed, 1655 #endif /* CONFIG_PASN */ 1656 #ifdef CONFIG_IEEE80211BE 1657 .get_ml_key_info = hostapd_wpa_auth_get_ml_key_info, 1658 #endif /* CONFIG_IEEE80211BE */ 1659 .get_drv_flags = hostapd_wpa_auth_get_drv_flags, 1660 }; 1661 const u8 *wpa_ie; 1662 size_t wpa_ie_len; 1663 struct hostapd_data *tx_bss; 1664 1665 hostapd_wpa_auth_conf(hapd->conf, hapd->iconf, &_conf); 1666 _conf.msg_ctx = hapd->msg_ctx; 1667 tx_bss = hostapd_mbssid_get_tx_bss(hapd); 1668 if (tx_bss != hapd) 1669 _conf.tx_bss_auth = tx_bss->wpa_auth; 1670 if (hapd->iface->drv_flags & WPA_DRIVER_FLAGS_EAPOL_TX_STATUS) 1671 _conf.tx_status = 1; 1672 if (hapd->iface->drv_flags & WPA_DRIVER_FLAGS_AP_MLME) 1673 _conf.ap_mlme = 1; 1674 1675 if (!(hapd->iface->drv_flags & WPA_DRIVER_FLAGS_WIRED) && 1676 (hapd->conf->wpa_deny_ptk0_rekey == PTK0_REKEY_ALLOW_NEVER || 1677 (hapd->conf->wpa_deny_ptk0_rekey == PTK0_REKEY_ALLOW_LOCAL_OK && 1678 !(hapd->iface->drv_flags & WPA_DRIVER_FLAGS_SAFE_PTK0_REKEYS)))) { 1679 wpa_msg(hapd->msg_ctx, MSG_INFO, 1680 "Disable PTK0 rekey support - replaced with disconnect"); 1681 _conf.wpa_deny_ptk0_rekey = 1; 1682 } 1683 1684 if (_conf.extended_key_id && 1685 (hapd->iface->drv_flags & WPA_DRIVER_FLAGS_EXTENDED_KEY_ID)) 1686 wpa_msg(hapd->msg_ctx, MSG_DEBUG, "Extended Key ID supported"); 1687 else 1688 _conf.extended_key_id = 0; 1689 1690 if (!(hapd->iface->drv_flags & WPA_DRIVER_FLAGS_BEACON_PROTECTION)) 1691 _conf.beacon_prot = 0; 1692 1693 #ifdef CONFIG_OCV 1694 if (!(hapd->iface->drv_flags2 & 1695 (WPA_DRIVER_FLAGS2_AP_SME | WPA_DRIVER_FLAGS2_OCV))) 1696 _conf.ocv = 0; 1697 #endif /* CONFIG_OCV */ 1698 1699 _conf.secure_ltf = 1700 !!(hapd->iface->drv_flags2 & WPA_DRIVER_FLAGS2_SEC_LTF_AP); 1701 _conf.secure_rtt = 1702 !!(hapd->iface->drv_flags2 & WPA_DRIVER_FLAGS2_SEC_RTT_AP); 1703 _conf.prot_range_neg = 1704 !!(hapd->iface->drv_flags2 & 1705 WPA_DRIVER_FLAGS2_PROT_RANGE_NEG_AP); 1706 1707 #ifdef CONFIG_IEEE80211BE 1708 _conf.mld_addr = NULL; 1709 _conf.link_id = -1; 1710 _conf.first_link_auth = NULL; 1711 1712 if (hapd->conf->mld_ap) { 1713 struct hostapd_data *lhapd; 1714 1715 _conf.mld_addr = hapd->mld->mld_addr; 1716 _conf.link_id = hapd->mld_link_id; 1717 1718 for_each_mld_link(lhapd, hapd) { 1719 if (lhapd == hapd) 1720 continue; 1721 1722 if (lhapd->wpa_auth) 1723 _conf.first_link_auth = lhapd->wpa_auth; 1724 } 1725 } 1726 #endif /* CONFIG_IEEE80211BE */ 1727 1728 hapd->wpa_auth = wpa_init(hapd->own_addr, &_conf, &cb, hapd); 1729 if (hapd->wpa_auth == NULL) { 1730 wpa_printf(MSG_ERROR, "WPA initialization failed."); 1731 return -1; 1732 } 1733 1734 if (hostapd_set_privacy(hapd, 1)) { 1735 wpa_printf(MSG_ERROR, "Could not set PrivacyInvoked " 1736 "for interface %s", hapd->conf->iface); 1737 return -1; 1738 } 1739 1740 wpa_ie = wpa_auth_get_wpa_ie(hapd->wpa_auth, &wpa_ie_len); 1741 if (hostapd_set_generic_elem(hapd, wpa_ie, wpa_ie_len)) { 1742 wpa_printf(MSG_ERROR, "Failed to configure WPA IE for " 1743 "the kernel driver."); 1744 return -1; 1745 } 1746 1747 if (rsn_preauth_iface_init(hapd)) { 1748 wpa_printf(MSG_ERROR, "Initialization of RSN " 1749 "pre-authentication failed."); 1750 return -1; 1751 } 1752 1753 if (!hapd->ptksa) 1754 hapd->ptksa = ptksa_cache_init(); 1755 if (!hapd->ptksa) { 1756 wpa_printf(MSG_ERROR, "Failed to allocate PTKSA cache"); 1757 return -1; 1758 } 1759 1760 #ifdef CONFIG_IEEE80211R_AP 1761 if (!hostapd_drv_none(hapd) && 1762 wpa_key_mgmt_ft(hapd->conf->wpa_key_mgmt)) { 1763 const char *ft_iface; 1764 1765 ft_iface = hapd->conf->bridge[0] ? hapd->conf->bridge : 1766 hapd->conf->iface; 1767 hapd->l2 = l2_packet_init(ft_iface, NULL, ETH_P_RRB, 1768 hostapd_rrb_receive, hapd, 1); 1769 if (!hapd->l2) { 1770 wpa_printf(MSG_ERROR, "Failed to open l2_packet " 1771 "interface"); 1772 return -1; 1773 } 1774 1775 if (hostapd_wpa_register_ft_oui(hapd, ft_iface)) { 1776 wpa_printf(MSG_ERROR, 1777 "Failed to open ETH_P_OUI interface"); 1778 return -1; 1779 } 1780 } 1781 #endif /* CONFIG_IEEE80211R_AP */ 1782 1783 return 0; 1784 1785 } 1786 1787 1788 void hostapd_reconfig_wpa(struct hostapd_data *hapd) 1789 { 1790 struct wpa_auth_config wpa_auth_conf; 1791 hostapd_wpa_auth_conf(hapd->conf, hapd->iconf, &wpa_auth_conf); 1792 wpa_reconfig(hapd->wpa_auth, &wpa_auth_conf); 1793 } 1794 1795 1796 void hostapd_deinit_wpa(struct hostapd_data *hapd) 1797 { 1798 ieee80211_tkip_countermeasures_deinit(hapd); 1799 ptksa_cache_deinit(hapd->ptksa); 1800 hapd->ptksa = NULL; 1801 1802 rsn_preauth_iface_deinit(hapd); 1803 if (hapd->wpa_auth) { 1804 wpa_deinit(hapd->wpa_auth); 1805 hapd->wpa_auth = NULL; 1806 1807 if (hapd->drv_priv && hostapd_set_privacy(hapd, 0)) { 1808 wpa_printf(MSG_DEBUG, "Could not disable " 1809 "PrivacyInvoked for interface %s", 1810 hapd->conf->iface); 1811 } 1812 1813 if (hapd->drv_priv && 1814 hostapd_set_generic_elem(hapd, (u8 *) "", 0)) { 1815 wpa_printf(MSG_DEBUG, "Could not remove generic " 1816 "information element from interface %s", 1817 hapd->conf->iface); 1818 } 1819 } 1820 ieee802_1x_deinit(hapd); 1821 1822 #ifdef CONFIG_IEEE80211R_AP 1823 eloop_cancel_timeout(hostapd_wpa_ft_rrb_rx_later, hapd, ELOOP_ALL_CTX); 1824 hostapd_wpa_ft_rrb_rx_later(hapd, NULL); /* flush without delivering */ 1825 eloop_cancel_timeout(hostapd_oui_deliver_later, hapd, ELOOP_ALL_CTX); 1826 hostapd_oui_deliver_later(hapd, NULL); /* flush without delivering */ 1827 l2_packet_deinit(hapd->l2); 1828 hapd->l2 = NULL; 1829 hostapd_wpa_unregister_ft_oui(hapd); 1830 #endif /* CONFIG_IEEE80211R_AP */ 1831 1832 #ifdef CONFIG_TESTING_OPTIONS 1833 forced_memzero(hapd->last_gtk, WPA_GTK_MAX_LEN); 1834 forced_memzero(hapd->last_igtk, WPA_IGTK_MAX_LEN); 1835 forced_memzero(hapd->last_bigtk, WPA_BIGTK_MAX_LEN); 1836 #endif /* CONFIG_TESTING_OPTIONS */ 1837 } 1838