1 1.1 christos /* 2 1.1 christos * WPA Supplicant - Glue code to setup EAPOL and RSN modules 3 1.1.1.6 christos * Copyright (c) 2003-2015, Jouni Malinen <j (at) w1.fi> 4 1.1 christos * 5 1.1.1.4 christos * This software may be distributed under the terms of the BSD license. 6 1.1.1.4 christos * See README for more details. 7 1.1 christos */ 8 1.1 christos 9 1.1 christos #include "includes.h" 10 1.1 christos 11 1.1 christos #include "common.h" 12 1.1 christos #include "eapol_supp/eapol_supp_sm.h" 13 1.1.1.8 christos #include "eap_peer/eap.h" 14 1.1 christos #include "rsn_supp/wpa.h" 15 1.1 christos #include "eloop.h" 16 1.1 christos #include "config.h" 17 1.1 christos #include "l2_packet/l2_packet.h" 18 1.1 christos #include "common/wpa_common.h" 19 1.1.1.10 christos #include "common/ptksa_cache.h" 20 1.1 christos #include "wpa_supplicant_i.h" 21 1.1 christos #include "driver_i.h" 22 1.1 christos #include "rsn_supp/pmksa_cache.h" 23 1.1 christos #include "sme.h" 24 1.1 christos #include "common/ieee802_11_defs.h" 25 1.1 christos #include "common/wpa_ctrl.h" 26 1.1 christos #include "wpas_glue.h" 27 1.1 christos #include "wps_supplicant.h" 28 1.1 christos #include "bss.h" 29 1.1 christos #include "scan.h" 30 1.1.1.3 christos #include "notify.h" 31 1.1.1.5 christos #include "wpas_kay.h" 32 1.1 christos 33 1.1 christos 34 1.1 christos #ifndef CONFIG_NO_CONFIG_BLOBS 35 1.1 christos #if defined(IEEE8021X_EAPOL) || !defined(CONFIG_NO_WPA) 36 1.1 christos static void wpa_supplicant_set_config_blob(void *ctx, 37 1.1 christos struct wpa_config_blob *blob) 38 1.1 christos { 39 1.1 christos struct wpa_supplicant *wpa_s = ctx; 40 1.1 christos wpa_config_set_blob(wpa_s->conf, blob); 41 1.1 christos if (wpa_s->conf->update_config) { 42 1.1 christos int ret = wpa_config_write(wpa_s->confname, wpa_s->conf); 43 1.1 christos if (ret) { 44 1.1 christos wpa_printf(MSG_DEBUG, "Failed to update config after " 45 1.1 christos "blob set"); 46 1.1 christos } 47 1.1 christos } 48 1.1 christos } 49 1.1 christos 50 1.1 christos 51 1.1 christos static const struct wpa_config_blob * 52 1.1 christos wpa_supplicant_get_config_blob(void *ctx, const char *name) 53 1.1 christos { 54 1.1 christos struct wpa_supplicant *wpa_s = ctx; 55 1.1 christos return wpa_config_get_blob(wpa_s->conf, name); 56 1.1 christos } 57 1.1 christos #endif /* defined(IEEE8021X_EAPOL) || !defined(CONFIG_NO_WPA) */ 58 1.1 christos #endif /* CONFIG_NO_CONFIG_BLOBS */ 59 1.1 christos 60 1.1 christos 61 1.1 christos #if defined(IEEE8021X_EAPOL) || !defined(CONFIG_NO_WPA) 62 1.1 christos static u8 * wpa_alloc_eapol(const struct wpa_supplicant *wpa_s, u8 type, 63 1.1 christos const void *data, u16 data_len, 64 1.1 christos size_t *msg_len, void **data_pos) 65 1.1 christos { 66 1.1 christos struct ieee802_1x_hdr *hdr; 67 1.1 christos 68 1.1 christos *msg_len = sizeof(*hdr) + data_len; 69 1.1 christos hdr = os_malloc(*msg_len); 70 1.1 christos if (hdr == NULL) 71 1.1 christos return NULL; 72 1.1 christos 73 1.1 christos hdr->version = wpa_s->conf->eapol_version; 74 1.1 christos hdr->type = type; 75 1.1 christos hdr->length = host_to_be16(data_len); 76 1.1 christos 77 1.1 christos if (data) 78 1.1 christos os_memcpy(hdr + 1, data, data_len); 79 1.1 christos else 80 1.1 christos os_memset(hdr + 1, 0, data_len); 81 1.1 christos 82 1.1 christos if (data_pos) 83 1.1 christos *data_pos = hdr + 1; 84 1.1 christos 85 1.1 christos return (u8 *) hdr; 86 1.1 christos } 87 1.1 christos 88 1.1 christos 89 1.1 christos /** 90 1.1 christos * wpa_ether_send - Send Ethernet frame 91 1.1 christos * @wpa_s: Pointer to wpa_supplicant data 92 1.1 christos * @dest: Destination MAC address 93 1.1 christos * @proto: Ethertype in host byte order 94 1.1 christos * @buf: Frame payload starting from IEEE 802.1X header 95 1.1 christos * @len: Frame payload length 96 1.1 christos * Returns: >=0 on success, <0 on failure 97 1.1 christos */ 98 1.1.1.10 christos int wpa_ether_send(struct wpa_supplicant *wpa_s, const u8 *dest, 99 1.1.1.10 christos u16 proto, const u8 *buf, size_t len) 100 1.1 christos { 101 1.1.1.6 christos #ifdef CONFIG_TESTING_OPTIONS 102 1.1.1.6 christos if (wpa_s->ext_eapol_frame_io && proto == ETH_P_EAPOL) { 103 1.1.1.6 christos size_t hex_len = 2 * len + 1; 104 1.1.1.6 christos char *hex = os_malloc(hex_len); 105 1.1.1.6 christos 106 1.1.1.6 christos if (hex == NULL) 107 1.1.1.6 christos return -1; 108 1.1.1.6 christos wpa_snprintf_hex(hex, hex_len, buf, len); 109 1.1.1.6 christos wpa_msg(wpa_s, MSG_INFO, "EAPOL-TX " MACSTR " %s", 110 1.1.1.6 christos MAC2STR(dest), hex); 111 1.1.1.6 christos os_free(hex); 112 1.1.1.6 christos return 0; 113 1.1.1.6 christos } 114 1.1.1.6 christos #endif /* CONFIG_TESTING_OPTIONS */ 115 1.1.1.6 christos 116 1.1.1.10 christos if (wpa_s->drv_flags & WPA_DRIVER_FLAGS_CONTROL_PORT) { 117 1.1.1.10 christos int encrypt = wpa_s->wpa && 118 1.1.1.10 christos wpa_sm_has_ptk_installed(wpa_s->wpa); 119 1.1.1.10 christos 120 1.1.1.10 christos return wpa_drv_tx_control_port(wpa_s, dest, proto, buf, len, 121 1.1.1.10 christos !encrypt); 122 1.1.1.10 christos } 123 1.1.1.10 christos 124 1.1 christos if (wpa_s->l2) { 125 1.1 christos return l2_packet_send(wpa_s->l2, dest, proto, buf, len); 126 1.1 christos } 127 1.1 christos 128 1.1.1.6 christos return -1; 129 1.1 christos } 130 1.1 christos #endif /* IEEE8021X_EAPOL || !CONFIG_NO_WPA */ 131 1.1 christos 132 1.1 christos 133 1.1 christos #ifdef IEEE8021X_EAPOL 134 1.1 christos 135 1.1 christos /** 136 1.1 christos * wpa_supplicant_eapol_send - Send IEEE 802.1X EAPOL packet to Authenticator 137 1.1 christos * @ctx: Pointer to wpa_supplicant data (wpa_s) 138 1.1 christos * @type: IEEE 802.1X packet type (IEEE802_1X_TYPE_*) 139 1.1 christos * @buf: EAPOL payload (after IEEE 802.1X header) 140 1.1 christos * @len: EAPOL payload length 141 1.1 christos * Returns: >=0 on success, <0 on failure 142 1.1 christos * 143 1.1 christos * This function adds Ethernet and IEEE 802.1X header and sends the EAPOL frame 144 1.1 christos * to the current Authenticator. 145 1.1 christos */ 146 1.1 christos static int wpa_supplicant_eapol_send(void *ctx, int type, const u8 *buf, 147 1.1 christos size_t len) 148 1.1 christos { 149 1.1 christos struct wpa_supplicant *wpa_s = ctx; 150 1.1 christos u8 *msg, *dst, bssid[ETH_ALEN]; 151 1.1 christos size_t msglen; 152 1.1 christos int res; 153 1.1 christos 154 1.1 christos /* TODO: could add l2_packet_sendmsg that allows fragments to avoid 155 1.1 christos * extra copy here */ 156 1.1 christos 157 1.1 christos if (wpa_key_mgmt_wpa_psk(wpa_s->key_mgmt) || 158 1.1.1.8 christos wpa_s->key_mgmt == WPA_KEY_MGMT_OWE || 159 1.1.1.8 christos wpa_s->key_mgmt == WPA_KEY_MGMT_DPP || 160 1.1 christos wpa_s->key_mgmt == WPA_KEY_MGMT_NONE) { 161 1.1 christos /* Current SSID is not using IEEE 802.1X/EAP, so drop possible 162 1.1 christos * EAPOL frames (mainly, EAPOL-Start) from EAPOL state 163 1.1 christos * machines. */ 164 1.1 christos wpa_printf(MSG_DEBUG, "WPA: drop TX EAPOL in non-IEEE 802.1X " 165 1.1 christos "mode (type=%d len=%lu)", type, 166 1.1 christos (unsigned long) len); 167 1.1 christos return -1; 168 1.1 christos } 169 1.1 christos 170 1.1 christos if (pmksa_cache_get_current(wpa_s->wpa) && 171 1.1 christos type == IEEE802_1X_TYPE_EAPOL_START) { 172 1.1.1.5 christos /* 173 1.1.1.5 christos * We were trying to use PMKSA caching and sending EAPOL-Start 174 1.1.1.5 christos * would abort that and trigger full EAPOL authentication. 175 1.1.1.5 christos * However, we've already waited for the AP/Authenticator to 176 1.1.1.5 christos * start 4-way handshake or EAP authentication, and apparently 177 1.1.1.5 christos * it has not done so since the startWhen timer has reached zero 178 1.1.1.5 christos * to get the state machine sending EAPOL-Start. This is not 179 1.1.1.5 christos * really supposed to happen, but an interoperability issue with 180 1.1.1.5 christos * a deployed AP has been identified where the connection fails 181 1.1.1.5 christos * due to that AP failing to operate correctly if PMKID is 182 1.1.1.5 christos * included in the Association Request frame. To work around 183 1.1.1.5 christos * this, assume PMKSA caching failed and try to initiate full 184 1.1.1.5 christos * EAP authentication. 185 1.1.1.5 christos */ 186 1.1.1.5 christos if (!wpa_s->current_ssid || 187 1.1.1.5 christos wpa_s->current_ssid->eap_workaround) { 188 1.1.1.5 christos wpa_printf(MSG_DEBUG, 189 1.1.1.5 christos "RSN: Timeout on waiting for the AP to initiate 4-way handshake for PMKSA caching or EAP authentication - try to force it to start EAP authentication"); 190 1.1.1.5 christos } else { 191 1.1.1.5 christos wpa_printf(MSG_DEBUG, 192 1.1.1.5 christos "RSN: PMKSA caching - do not send EAPOL-Start"); 193 1.1.1.5 christos return -1; 194 1.1.1.5 christos } 195 1.1 christos } 196 1.1 christos 197 1.1 christos if (is_zero_ether_addr(wpa_s->bssid)) { 198 1.1 christos wpa_printf(MSG_DEBUG, "BSSID not set when trying to send an " 199 1.1 christos "EAPOL frame"); 200 1.1 christos if (wpa_drv_get_bssid(wpa_s, bssid) == 0 && 201 1.1 christos !is_zero_ether_addr(bssid)) { 202 1.1 christos dst = bssid; 203 1.1 christos wpa_printf(MSG_DEBUG, "Using current BSSID " MACSTR 204 1.1 christos " from the driver as the EAPOL destination", 205 1.1 christos MAC2STR(dst)); 206 1.1 christos } else { 207 1.1 christos dst = wpa_s->last_eapol_src; 208 1.1 christos wpa_printf(MSG_DEBUG, "Using the source address of the" 209 1.1 christos " last received EAPOL frame " MACSTR " as " 210 1.1 christos "the EAPOL destination", 211 1.1 christos MAC2STR(dst)); 212 1.1 christos } 213 1.1 christos } else { 214 1.1 christos /* BSSID was already set (from (Re)Assoc event, so use it as 215 1.1 christos * the EAPOL destination. */ 216 1.1 christos dst = wpa_s->bssid; 217 1.1 christos } 218 1.1 christos 219 1.1 christos msg = wpa_alloc_eapol(wpa_s, type, buf, len, &msglen, NULL); 220 1.1 christos if (msg == NULL) 221 1.1 christos return -1; 222 1.1 christos 223 1.1 christos wpa_printf(MSG_DEBUG, "TX EAPOL: dst=" MACSTR, MAC2STR(dst)); 224 1.1 christos wpa_hexdump(MSG_MSGDUMP, "TX EAPOL", msg, msglen); 225 1.1 christos res = wpa_ether_send(wpa_s, dst, ETH_P_EAPOL, msg, msglen); 226 1.1 christos os_free(msg); 227 1.1 christos return res; 228 1.1 christos } 229 1.1 christos 230 1.1 christos 231 1.1.1.10 christos #ifdef CONFIG_WEP 232 1.1 christos /** 233 1.1 christos * wpa_eapol_set_wep_key - set WEP key for the driver 234 1.1 christos * @ctx: Pointer to wpa_supplicant data (wpa_s) 235 1.1 christos * @unicast: 1 = individual unicast key, 0 = broadcast key 236 1.1 christos * @keyidx: WEP key index (0..3) 237 1.1 christos * @key: Pointer to key data 238 1.1 christos * @keylen: Key length in bytes 239 1.1 christos * Returns: 0 on success or < 0 on error. 240 1.1 christos */ 241 1.1 christos static int wpa_eapol_set_wep_key(void *ctx, int unicast, int keyidx, 242 1.1 christos const u8 *key, size_t keylen) 243 1.1 christos { 244 1.1 christos struct wpa_supplicant *wpa_s = ctx; 245 1.1 christos if (wpa_s->key_mgmt == WPA_KEY_MGMT_IEEE8021X_NO_WPA) { 246 1.1 christos int cipher = (keylen == 5) ? WPA_CIPHER_WEP40 : 247 1.1 christos WPA_CIPHER_WEP104; 248 1.1 christos if (unicast) 249 1.1 christos wpa_s->pairwise_cipher = cipher; 250 1.1 christos else 251 1.1 christos wpa_s->group_cipher = cipher; 252 1.1 christos } 253 1.1.1.10 christos return wpa_drv_set_key(wpa_s, -1, WPA_ALG_WEP, 254 1.1.1.3 christos unicast ? wpa_s->bssid : NULL, 255 1.1.1.10 christos keyidx, unicast, NULL, 0, key, keylen, 256 1.1.1.10 christos unicast ? KEY_FLAG_PAIRWISE_RX_TX : 257 1.1.1.10 christos KEY_FLAG_GROUP_RX_TX_DEFAULT); 258 1.1 christos } 259 1.1.1.10 christos #endif /* CONFIG_WEP */ 260 1.1 christos 261 1.1 christos 262 1.1 christos static void wpa_supplicant_aborted_cached(void *ctx) 263 1.1 christos { 264 1.1 christos struct wpa_supplicant *wpa_s = ctx; 265 1.1 christos wpa_sm_aborted_cached(wpa_s->wpa); 266 1.1 christos } 267 1.1 christos 268 1.1 christos 269 1.1.1.5 christos static const char * result_str(enum eapol_supp_result result) 270 1.1.1.5 christos { 271 1.1.1.5 christos switch (result) { 272 1.1.1.5 christos case EAPOL_SUPP_RESULT_FAILURE: 273 1.1.1.5 christos return "FAILURE"; 274 1.1.1.5 christos case EAPOL_SUPP_RESULT_SUCCESS: 275 1.1.1.5 christos return "SUCCESS"; 276 1.1.1.5 christos case EAPOL_SUPP_RESULT_EXPECTED_FAILURE: 277 1.1.1.5 christos return "EXPECTED_FAILURE"; 278 1.1.1.5 christos } 279 1.1.1.5 christos return "?"; 280 1.1.1.5 christos } 281 1.1.1.5 christos 282 1.1.1.5 christos 283 1.1.1.5 christos static void wpa_supplicant_eapol_cb(struct eapol_sm *eapol, 284 1.1.1.5 christos enum eapol_supp_result result, 285 1.1 christos void *ctx) 286 1.1 christos { 287 1.1 christos struct wpa_supplicant *wpa_s = ctx; 288 1.1 christos int res, pmk_len; 289 1.1.1.10 christos u8 pmk[PMK_LEN_MAX]; 290 1.1 christos 291 1.1.1.5 christos wpa_printf(MSG_DEBUG, "EAPOL authentication completed - result=%s", 292 1.1.1.5 christos result_str(result)); 293 1.1 christos 294 1.1 christos if (wpas_wps_eapol_cb(wpa_s) > 0) 295 1.1 christos return; 296 1.1 christos 297 1.1.1.5 christos wpa_s->eap_expected_failure = result == 298 1.1.1.5 christos EAPOL_SUPP_RESULT_EXPECTED_FAILURE; 299 1.1.1.5 christos 300 1.1.1.5 christos if (result != EAPOL_SUPP_RESULT_SUCCESS) { 301 1.1.1.10 christos int timeout = 2; 302 1.1 christos /* 303 1.1 christos * Make sure we do not get stuck here waiting for long EAPOL 304 1.1 christos * timeout if the AP does not disconnect in case of 305 1.1 christos * authentication failure. 306 1.1 christos */ 307 1.1.1.10 christos if (wpa_s->eapol_failed) { 308 1.1.1.10 christos wpa_printf(MSG_DEBUG, 309 1.1.1.10 christos "EAPOL authentication failed again and AP did not disconnect us"); 310 1.1.1.10 christos timeout = 0; 311 1.1.1.10 christos } 312 1.1.1.10 christos wpa_s->eapol_failed = 1; 313 1.1.1.10 christos wpa_supplicant_req_auth_timeout(wpa_s, timeout, 0); 314 1.1.1.5 christos } else { 315 1.1.1.10 christos wpa_s->eapol_failed = 0; 316 1.1.1.5 christos ieee802_1x_notify_create_actor(wpa_s, wpa_s->last_eapol_src); 317 1.1 christos } 318 1.1 christos 319 1.1.1.5 christos if (result != EAPOL_SUPP_RESULT_SUCCESS || 320 1.1.1.9 christos !(wpa_s->drv_flags & WPA_DRIVER_FLAGS_4WAY_HANDSHAKE_8021X)) 321 1.1 christos return; 322 1.1 christos 323 1.1 christos if (!wpa_key_mgmt_wpa_ieee8021x(wpa_s->key_mgmt)) 324 1.1 christos return; 325 1.1 christos 326 1.1 christos wpa_printf(MSG_DEBUG, "Configure PMK for driver-based RSN 4-way " 327 1.1 christos "handshake"); 328 1.1 christos 329 1.1.1.10 christos if (wpa_key_mgmt_sha384(wpa_s->key_mgmt)) 330 1.1.1.10 christos pmk_len = PMK_LEN_SUITE_B_192; 331 1.1.1.10 christos else 332 1.1.1.10 christos pmk_len = PMK_LEN; 333 1.1.1.10 christos 334 1.1.1.3 christos if (wpa_key_mgmt_ft(wpa_s->key_mgmt)) { 335 1.1.1.3 christos #ifdef CONFIG_IEEE80211R 336 1.1.1.3 christos u8 buf[2 * PMK_LEN]; 337 1.1.1.3 christos wpa_printf(MSG_DEBUG, "RSN: Use FT XXKey as PMK for " 338 1.1.1.3 christos "driver-based 4-way hs and FT"); 339 1.1.1.3 christos res = eapol_sm_get_key(eapol, buf, 2 * PMK_LEN); 340 1.1.1.3 christos if (res == 0) { 341 1.1.1.3 christos os_memcpy(pmk, buf + PMK_LEN, PMK_LEN); 342 1.1.1.3 christos os_memset(buf, 0, sizeof(buf)); 343 1.1.1.3 christos } 344 1.1.1.3 christos #else /* CONFIG_IEEE80211R */ 345 1.1.1.3 christos res = -1; 346 1.1.1.3 christos #endif /* CONFIG_IEEE80211R */ 347 1.1.1.3 christos } else { 348 1.1.1.10 christos res = eapol_sm_get_key(eapol, pmk, pmk_len); 349 1.1.1.3 christos if (res) { 350 1.1.1.3 christos /* 351 1.1.1.3 christos * EAP-LEAP is an exception from other EAP methods: it 352 1.1.1.3 christos * uses only 16-byte PMK. 353 1.1.1.3 christos */ 354 1.1.1.3 christos res = eapol_sm_get_key(eapol, pmk, 16); 355 1.1.1.3 christos pmk_len = 16; 356 1.1.1.3 christos } 357 1.1 christos } 358 1.1 christos 359 1.1 christos if (res) { 360 1.1 christos wpa_printf(MSG_DEBUG, "Failed to get PMK from EAPOL state " 361 1.1 christos "machines"); 362 1.1 christos return; 363 1.1 christos } 364 1.1 christos 365 1.1.1.3 christos wpa_hexdump_key(MSG_DEBUG, "RSN: Configure PMK for driver-based 4-way " 366 1.1.1.3 christos "handshake", pmk, pmk_len); 367 1.1.1.3 christos 368 1.1.1.10 christos if (wpa_drv_set_key(wpa_s, -1, 0, NULL, 0, 0, NULL, 0, pmk, 369 1.1.1.10 christos pmk_len, KEY_FLAG_PMK)) { 370 1.1 christos wpa_printf(MSG_DEBUG, "Failed to set PMK to the driver"); 371 1.1 christos } 372 1.1 christos 373 1.1 christos wpa_supplicant_cancel_scan(wpa_s); 374 1.1 christos wpa_supplicant_cancel_auth_timeout(wpa_s); 375 1.1 christos wpa_supplicant_set_state(wpa_s, WPA_COMPLETED); 376 1.1 christos 377 1.1 christos } 378 1.1 christos 379 1.1 christos 380 1.1 christos static void wpa_supplicant_notify_eapol_done(void *ctx) 381 1.1 christos { 382 1.1 christos struct wpa_supplicant *wpa_s = ctx; 383 1.1 christos wpa_msg(wpa_s, MSG_DEBUG, "WPA: EAPOL processing complete"); 384 1.1 christos if (wpa_key_mgmt_wpa_ieee8021x(wpa_s->key_mgmt)) { 385 1.1 christos wpa_supplicant_set_state(wpa_s, WPA_4WAY_HANDSHAKE); 386 1.1 christos } else { 387 1.1 christos wpa_supplicant_cancel_auth_timeout(wpa_s); 388 1.1 christos wpa_supplicant_set_state(wpa_s, WPA_COMPLETED); 389 1.1 christos } 390 1.1 christos } 391 1.1 christos 392 1.1 christos #endif /* IEEE8021X_EAPOL */ 393 1.1 christos 394 1.1 christos 395 1.1 christos #ifndef CONFIG_NO_WPA 396 1.1 christos 397 1.1 christos static int wpa_get_beacon_ie(struct wpa_supplicant *wpa_s) 398 1.1 christos { 399 1.1 christos int ret = 0; 400 1.1 christos struct wpa_bss *curr = NULL, *bss; 401 1.1 christos struct wpa_ssid *ssid = wpa_s->current_ssid; 402 1.1 christos const u8 *ie; 403 1.1 christos 404 1.1 christos dl_list_for_each(bss, &wpa_s->bss, struct wpa_bss, list) { 405 1.1.1.10 christos if (!ether_addr_equal(bss->bssid, wpa_s->bssid)) 406 1.1 christos continue; 407 1.1 christos if (ssid == NULL || 408 1.1 christos ((bss->ssid_len == ssid->ssid_len && 409 1.1 christos os_memcmp(bss->ssid, ssid->ssid, ssid->ssid_len) == 0) || 410 1.1 christos ssid->ssid_len == 0)) { 411 1.1 christos curr = bss; 412 1.1 christos break; 413 1.1 christos } 414 1.1.1.10 christos #ifdef CONFIG_OWE 415 1.1.1.10 christos if (ssid && (ssid->key_mgmt & WPA_KEY_MGMT_OWE) && 416 1.1.1.10 christos (bss->flags & WPA_BSS_OWE_TRANSITION)) { 417 1.1.1.10 christos curr = bss; 418 1.1.1.10 christos break; 419 1.1.1.10 christos } 420 1.1.1.10 christos #endif /* CONFIG_OWE */ 421 1.1 christos } 422 1.1 christos 423 1.1 christos if (curr) { 424 1.1 christos ie = wpa_bss_get_vendor_ie(curr, WPA_IE_VENDOR_TYPE); 425 1.1 christos if (wpa_sm_set_ap_wpa_ie(wpa_s->wpa, ie, ie ? 2 + ie[1] : 0)) 426 1.1 christos ret = -1; 427 1.1 christos 428 1.1 christos ie = wpa_bss_get_ie(curr, WLAN_EID_RSN); 429 1.1 christos if (wpa_sm_set_ap_rsn_ie(wpa_s->wpa, ie, ie ? 2 + ie[1] : 0)) 430 1.1 christos ret = -1; 431 1.1.1.10 christos 432 1.1.1.10 christos ie = wpa_bss_get_ie(curr, WLAN_EID_RSNX); 433 1.1.1.10 christos if (wpa_sm_set_ap_rsnxe(wpa_s->wpa, ie, ie ? 2 + ie[1] : 0)) 434 1.1.1.10 christos ret = -1; 435 1.1 christos } else { 436 1.1 christos ret = -1; 437 1.1 christos } 438 1.1 christos 439 1.1 christos return ret; 440 1.1 christos } 441 1.1 christos 442 1.1 christos 443 1.1 christos static int wpa_supplicant_get_beacon_ie(void *ctx) 444 1.1 christos { 445 1.1 christos struct wpa_supplicant *wpa_s = ctx; 446 1.1 christos if (wpa_get_beacon_ie(wpa_s) == 0) { 447 1.1 christos return 0; 448 1.1 christos } 449 1.1 christos 450 1.1 christos /* No WPA/RSN IE found in the cached scan results. Try to get updated 451 1.1 christos * scan results from the driver. */ 452 1.1.1.10 christos if (wpa_supplicant_update_scan_results(wpa_s, wpa_s->bssid) < 0) 453 1.1 christos return -1; 454 1.1 christos 455 1.1 christos return wpa_get_beacon_ie(wpa_s); 456 1.1 christos } 457 1.1 christos 458 1.1 christos 459 1.1 christos static u8 * _wpa_alloc_eapol(void *wpa_s, u8 type, 460 1.1 christos const void *data, u16 data_len, 461 1.1 christos size_t *msg_len, void **data_pos) 462 1.1 christos { 463 1.1 christos return wpa_alloc_eapol(wpa_s, type, data, data_len, msg_len, data_pos); 464 1.1 christos } 465 1.1 christos 466 1.1 christos 467 1.1 christos static int _wpa_ether_send(void *wpa_s, const u8 *dest, u16 proto, 468 1.1 christos const u8 *buf, size_t len) 469 1.1 christos { 470 1.1 christos return wpa_ether_send(wpa_s, dest, proto, buf, len); 471 1.1 christos } 472 1.1 christos 473 1.1 christos 474 1.1 christos static void _wpa_supplicant_cancel_auth_timeout(void *wpa_s) 475 1.1 christos { 476 1.1 christos wpa_supplicant_cancel_auth_timeout(wpa_s); 477 1.1 christos } 478 1.1 christos 479 1.1 christos 480 1.1 christos static void _wpa_supplicant_set_state(void *wpa_s, enum wpa_states state) 481 1.1 christos { 482 1.1 christos wpa_supplicant_set_state(wpa_s, state); 483 1.1 christos } 484 1.1 christos 485 1.1 christos 486 1.1 christos /** 487 1.1 christos * wpa_supplicant_get_state - Get the connection state 488 1.1 christos * @wpa_s: Pointer to wpa_supplicant data 489 1.1 christos * Returns: The current connection state (WPA_*) 490 1.1 christos */ 491 1.1 christos static enum wpa_states wpa_supplicant_get_state(struct wpa_supplicant *wpa_s) 492 1.1 christos { 493 1.1 christos return wpa_s->wpa_state; 494 1.1 christos } 495 1.1 christos 496 1.1 christos 497 1.1 christos static enum wpa_states _wpa_supplicant_get_state(void *wpa_s) 498 1.1 christos { 499 1.1 christos return wpa_supplicant_get_state(wpa_s); 500 1.1 christos } 501 1.1 christos 502 1.1 christos 503 1.1.1.9 christos static void _wpa_supplicant_deauthenticate(void *wpa_s, u16 reason_code) 504 1.1 christos { 505 1.1 christos wpa_supplicant_deauthenticate(wpa_s, reason_code); 506 1.1 christos /* Schedule a scan to make sure we continue looking for networks */ 507 1.1 christos wpa_supplicant_req_scan(wpa_s, 5, 0); 508 1.1 christos } 509 1.1 christos 510 1.1 christos 511 1.1.1.10 christos static void _wpa_supplicant_reconnect(void *wpa_s) 512 1.1.1.10 christos { 513 1.1.1.10 christos wpa_supplicant_reconnect(wpa_s); 514 1.1.1.10 christos } 515 1.1.1.10 christos 516 1.1.1.10 christos 517 1.1 christos static void * wpa_supplicant_get_network_ctx(void *wpa_s) 518 1.1 christos { 519 1.1 christos return wpa_supplicant_get_ssid(wpa_s); 520 1.1 christos } 521 1.1 christos 522 1.1 christos 523 1.1 christos static int wpa_supplicant_get_bssid(void *ctx, u8 *bssid) 524 1.1 christos { 525 1.1 christos struct wpa_supplicant *wpa_s = ctx; 526 1.1 christos return wpa_drv_get_bssid(wpa_s, bssid); 527 1.1 christos } 528 1.1 christos 529 1.1 christos 530 1.1.1.10 christos static int wpa_supplicant_set_key(void *_wpa_s, int link_id, enum wpa_alg alg, 531 1.1 christos const u8 *addr, int key_idx, int set_tx, 532 1.1 christos const u8 *seq, size_t seq_len, 533 1.1.1.10 christos const u8 *key, size_t key_len, 534 1.1.1.10 christos enum key_flag key_flag) 535 1.1 christos { 536 1.1 christos struct wpa_supplicant *wpa_s = _wpa_s; 537 1.1.1.10 christos int ret; 538 1.1.1.10 christos 539 1.1 christos if (alg == WPA_ALG_TKIP && key_idx == 0 && key_len == 32) { 540 1.1 christos /* Clear the MIC error counter when setting a new PTK. */ 541 1.1 christos wpa_s->mic_errors_seen = 0; 542 1.1 christos } 543 1.1.1.5 christos #ifdef CONFIG_TESTING_GET_GTK 544 1.1.1.5 christos if (key_idx > 0 && addr && is_broadcast_ether_addr(addr) && 545 1.1.1.5 christos alg != WPA_ALG_NONE && key_len <= sizeof(wpa_s->last_gtk)) { 546 1.1.1.5 christos os_memcpy(wpa_s->last_gtk, key, key_len); 547 1.1.1.5 christos wpa_s->last_gtk_len = key_len; 548 1.1.1.5 christos } 549 1.1.1.5 christos #endif /* CONFIG_TESTING_GET_GTK */ 550 1.1.1.8 christos #ifdef CONFIG_TESTING_OPTIONS 551 1.1.1.10 christos if (addr && !is_broadcast_ether_addr(addr) && 552 1.1.1.10 christos !(key_flag & KEY_FLAG_MODIFY)) { 553 1.1.1.8 christos wpa_s->last_tk_alg = alg; 554 1.1.1.8 christos os_memcpy(wpa_s->last_tk_addr, addr, ETH_ALEN); 555 1.1.1.8 christos wpa_s->last_tk_key_idx = key_idx; 556 1.1.1.8 christos if (key) 557 1.1.1.8 christos os_memcpy(wpa_s->last_tk, key, key_len); 558 1.1.1.8 christos wpa_s->last_tk_len = key_len; 559 1.1.1.8 christos } 560 1.1.1.8 christos #endif /* CONFIG_TESTING_OPTIONS */ 561 1.1.1.10 christos 562 1.1.1.10 christos ret = wpa_drv_set_key(wpa_s, link_id, alg, addr, key_idx, set_tx, seq, 563 1.1.1.10 christos seq_len, key, key_len, key_flag); 564 1.1.1.10 christos if (ret == 0 && (key_idx == 6 || key_idx == 7) && 565 1.1.1.10 christos alg != WPA_ALG_NONE && key_len > 0) 566 1.1.1.10 christos wpa_s->bigtk_set = true; 567 1.1.1.10 christos 568 1.1.1.10 christos return ret; 569 1.1 christos } 570 1.1 christos 571 1.1 christos 572 1.1 christos static int wpa_supplicant_mlme_setprotection(void *wpa_s, const u8 *addr, 573 1.1 christos int protection_type, 574 1.1 christos int key_type) 575 1.1 christos { 576 1.1 christos return wpa_drv_mlme_setprotection(wpa_s, addr, protection_type, 577 1.1 christos key_type); 578 1.1 christos } 579 1.1 christos 580 1.1 christos 581 1.1.1.8 christos static struct wpa_ssid * wpas_get_network_ctx(struct wpa_supplicant *wpa_s, 582 1.1.1.8 christos void *network_ctx) 583 1.1.1.8 christos { 584 1.1.1.8 christos struct wpa_ssid *ssid; 585 1.1.1.8 christos 586 1.1.1.8 christos for (ssid = wpa_s->conf->ssid; ssid; ssid = ssid->next) { 587 1.1.1.8 christos if (network_ctx == ssid) 588 1.1.1.8 christos return ssid; 589 1.1.1.8 christos } 590 1.1.1.8 christos 591 1.1.1.8 christos return NULL; 592 1.1.1.8 christos } 593 1.1.1.8 christos 594 1.1.1.8 christos 595 1.1.1.8 christos static int wpa_supplicant_add_pmkid(void *_wpa_s, void *network_ctx, 596 1.1.1.8 christos const u8 *bssid, const u8 *pmkid, 597 1.1.1.8 christos const u8 *fils_cache_id, 598 1.1.1.10 christos const u8 *pmk, size_t pmk_len, 599 1.1.1.10 christos u32 pmk_lifetime, u8 pmk_reauth_threshold, 600 1.1.1.10 christos int akmp) 601 1.1 christos { 602 1.1.1.8 christos struct wpa_supplicant *wpa_s = _wpa_s; 603 1.1.1.8 christos struct wpa_ssid *ssid; 604 1.1.1.8 christos struct wpa_pmkid_params params; 605 1.1.1.8 christos 606 1.1.1.8 christos os_memset(¶ms, 0, sizeof(params)); 607 1.1.1.8 christos ssid = wpas_get_network_ctx(wpa_s, network_ctx); 608 1.1.1.10 christos if (ssid) { 609 1.1.1.8 christos wpa_msg(wpa_s, MSG_INFO, PMKSA_CACHE_ADDED MACSTR " %d", 610 1.1.1.8 christos MAC2STR(bssid), ssid->id); 611 1.1.1.10 christos if ((akmp == WPA_KEY_MGMT_FT_IEEE8021X || 612 1.1.1.10 christos akmp == WPA_KEY_MGMT_FT_IEEE8021X_SHA384) && 613 1.1.1.10 christos !ssid->ft_eap_pmksa_caching) { 614 1.1.1.10 christos /* Since we will not be using PMKSA caching for FT-EAP 615 1.1.1.10 christos * within wpa_supplicant to avoid known interop issues 616 1.1.1.10 christos * with APs, do not add this PMKID to the driver either 617 1.1.1.10 christos * so that we won't be hitting those interop issues 618 1.1.1.10 christos * with driver-based RSNE generation. */ 619 1.1.1.10 christos wpa_printf(MSG_DEBUG, 620 1.1.1.10 christos "FT: Do not add PMKID entry to the driver since FT-EAP PMKSA caching is not enabled in configuration"); 621 1.1.1.10 christos return 0; 622 1.1.1.10 christos } 623 1.1.1.10 christos } 624 1.1.1.8 christos if (ssid && fils_cache_id) { 625 1.1.1.8 christos params.ssid = ssid->ssid; 626 1.1.1.8 christos params.ssid_len = ssid->ssid_len; 627 1.1.1.8 christos params.fils_cache_id = fils_cache_id; 628 1.1.1.8 christos } else { 629 1.1.1.8 christos params.bssid = bssid; 630 1.1.1.8 christos } 631 1.1.1.8 christos 632 1.1.1.8 christos params.pmkid = pmkid; 633 1.1.1.8 christos params.pmk = pmk; 634 1.1.1.8 christos params.pmk_len = pmk_len; 635 1.1.1.10 christos params.pmk_lifetime = pmk_lifetime; 636 1.1.1.10 christos params.pmk_reauth_threshold = pmk_reauth_threshold; 637 1.1.1.8 christos 638 1.1.1.8 christos return wpa_drv_add_pmkid(wpa_s, ¶ms); 639 1.1 christos } 640 1.1 christos 641 1.1 christos 642 1.1.1.8 christos static int wpa_supplicant_remove_pmkid(void *_wpa_s, void *network_ctx, 643 1.1.1.8 christos const u8 *bssid, const u8 *pmkid, 644 1.1.1.8 christos const u8 *fils_cache_id) 645 1.1 christos { 646 1.1.1.8 christos struct wpa_supplicant *wpa_s = _wpa_s; 647 1.1.1.8 christos struct wpa_ssid *ssid; 648 1.1.1.8 christos struct wpa_pmkid_params params; 649 1.1.1.8 christos 650 1.1.1.8 christos os_memset(¶ms, 0, sizeof(params)); 651 1.1.1.8 christos ssid = wpas_get_network_ctx(wpa_s, network_ctx); 652 1.1.1.8 christos if (ssid) 653 1.1.1.8 christos wpa_msg(wpa_s, MSG_INFO, PMKSA_CACHE_REMOVED MACSTR " %d", 654 1.1.1.8 christos MAC2STR(bssid), ssid->id); 655 1.1.1.8 christos if (ssid && fils_cache_id) { 656 1.1.1.8 christos params.ssid = ssid->ssid; 657 1.1.1.8 christos params.ssid_len = ssid->ssid_len; 658 1.1.1.8 christos params.fils_cache_id = fils_cache_id; 659 1.1.1.8 christos } else { 660 1.1.1.8 christos params.bssid = bssid; 661 1.1.1.8 christos } 662 1.1.1.8 christos 663 1.1.1.8 christos params.pmkid = pmkid; 664 1.1.1.8 christos 665 1.1.1.8 christos return wpa_drv_remove_pmkid(wpa_s, ¶ms); 666 1.1 christos } 667 1.1 christos 668 1.1 christos 669 1.1 christos #ifdef CONFIG_IEEE80211R 670 1.1 christos static int wpa_supplicant_update_ft_ies(void *ctx, const u8 *md, 671 1.1 christos const u8 *ies, size_t ies_len) 672 1.1 christos { 673 1.1 christos struct wpa_supplicant *wpa_s = ctx; 674 1.1 christos if (wpa_s->drv_flags & WPA_DRIVER_FLAGS_SME) 675 1.1 christos return sme_update_ft_ies(wpa_s, md, ies, ies_len); 676 1.1 christos return wpa_drv_update_ft_ies(wpa_s, md, ies, ies_len); 677 1.1 christos } 678 1.1 christos 679 1.1 christos 680 1.1 christos static int wpa_supplicant_send_ft_action(void *ctx, u8 action, 681 1.1 christos const u8 *target_ap, 682 1.1 christos const u8 *ies, size_t ies_len) 683 1.1 christos { 684 1.1 christos struct wpa_supplicant *wpa_s = ctx; 685 1.1.1.6 christos int ret; 686 1.1.1.6 christos u8 *data, *pos; 687 1.1.1.6 christos size_t data_len; 688 1.1.1.6 christos 689 1.1.1.6 christos if (action != 1) { 690 1.1.1.6 christos wpa_printf(MSG_ERROR, "Unsupported send_ft_action action %d", 691 1.1.1.6 christos action); 692 1.1.1.6 christos return -1; 693 1.1.1.6 christos } 694 1.1.1.6 christos 695 1.1.1.6 christos /* 696 1.1.1.6 christos * Action frame payload: 697 1.1.1.6 christos * Category[1] = 6 (Fast BSS Transition) 698 1.1.1.6 christos * Action[1] = 1 (Fast BSS Transition Request) 699 1.1.1.6 christos * STA Address 700 1.1.1.6 christos * Target AP Address 701 1.1.1.6 christos * FT IEs 702 1.1.1.6 christos */ 703 1.1.1.6 christos 704 1.1.1.6 christos data_len = 2 + 2 * ETH_ALEN + ies_len; 705 1.1.1.6 christos data = os_malloc(data_len); 706 1.1.1.6 christos if (data == NULL) 707 1.1.1.6 christos return -1; 708 1.1.1.6 christos pos = data; 709 1.1.1.6 christos *pos++ = 0x06; /* FT Action category */ 710 1.1.1.6 christos *pos++ = action; 711 1.1.1.6 christos os_memcpy(pos, wpa_s->own_addr, ETH_ALEN); 712 1.1.1.6 christos pos += ETH_ALEN; 713 1.1.1.6 christos os_memcpy(pos, target_ap, ETH_ALEN); 714 1.1.1.6 christos pos += ETH_ALEN; 715 1.1.1.6 christos os_memcpy(pos, ies, ies_len); 716 1.1.1.6 christos 717 1.1.1.6 christos ret = wpa_drv_send_action(wpa_s, wpa_s->assoc_freq, 0, 718 1.1.1.6 christos wpa_s->bssid, wpa_s->own_addr, wpa_s->bssid, 719 1.1.1.6 christos data, data_len, 0); 720 1.1.1.6 christos os_free(data); 721 1.1.1.6 christos 722 1.1.1.6 christos return ret; 723 1.1 christos } 724 1.1 christos 725 1.1 christos 726 1.1 christos static int wpa_supplicant_mark_authenticated(void *ctx, const u8 *target_ap) 727 1.1 christos { 728 1.1 christos struct wpa_supplicant *wpa_s = ctx; 729 1.1 christos struct wpa_driver_auth_params params; 730 1.1 christos struct wpa_bss *bss; 731 1.1 christos 732 1.1 christos bss = wpa_bss_get_bssid(wpa_s, target_ap); 733 1.1 christos if (bss == NULL) 734 1.1 christos return -1; 735 1.1 christos 736 1.1 christos os_memset(¶ms, 0, sizeof(params)); 737 1.1 christos params.bssid = target_ap; 738 1.1 christos params.freq = bss->freq; 739 1.1 christos params.ssid = bss->ssid; 740 1.1 christos params.ssid_len = bss->ssid_len; 741 1.1 christos params.auth_alg = WPA_AUTH_ALG_FT; 742 1.1 christos params.local_state_change = 1; 743 1.1 christos return wpa_drv_authenticate(wpa_s, ¶ms); 744 1.1 christos } 745 1.1 christos #endif /* CONFIG_IEEE80211R */ 746 1.1 christos 747 1.1 christos 748 1.1.1.3 christos #ifdef CONFIG_TDLS 749 1.1.1.3 christos 750 1.1.1.3 christos static int wpa_supplicant_tdls_get_capa(void *ctx, int *tdls_supported, 751 1.1.1.6 christos int *tdls_ext_setup, 752 1.1.1.6 christos int *tdls_chan_switch) 753 1.1.1.3 christos { 754 1.1.1.3 christos struct wpa_supplicant *wpa_s = ctx; 755 1.1.1.3 christos 756 1.1.1.3 christos *tdls_supported = 0; 757 1.1.1.3 christos *tdls_ext_setup = 0; 758 1.1.1.6 christos *tdls_chan_switch = 0; 759 1.1.1.3 christos 760 1.1.1.3 christos if (!wpa_s->drv_capa_known) 761 1.1.1.3 christos return -1; 762 1.1.1.3 christos 763 1.1.1.3 christos if (wpa_s->drv_flags & WPA_DRIVER_FLAGS_TDLS_SUPPORT) 764 1.1.1.3 christos *tdls_supported = 1; 765 1.1.1.3 christos 766 1.1.1.3 christos if (wpa_s->drv_flags & WPA_DRIVER_FLAGS_TDLS_EXTERNAL_SETUP) 767 1.1.1.3 christos *tdls_ext_setup = 1; 768 1.1.1.3 christos 769 1.1.1.6 christos if (wpa_s->drv_flags & WPA_DRIVER_FLAGS_TDLS_CHANNEL_SWITCH) 770 1.1.1.6 christos *tdls_chan_switch = 1; 771 1.1.1.6 christos 772 1.1.1.3 christos return 0; 773 1.1.1.3 christos } 774 1.1.1.3 christos 775 1.1.1.3 christos 776 1.1.1.3 christos static int wpa_supplicant_send_tdls_mgmt(void *ctx, const u8 *dst, 777 1.1.1.3 christos u8 action_code, u8 dialog_token, 778 1.1.1.5 christos u16 status_code, u32 peer_capab, 779 1.1.1.5 christos int initiator, const u8 *buf, 780 1.1.1.10 christos size_t len, int link_id) 781 1.1.1.3 christos { 782 1.1.1.3 christos struct wpa_supplicant *wpa_s = ctx; 783 1.1.1.3 christos return wpa_drv_send_tdls_mgmt(wpa_s, dst, action_code, dialog_token, 784 1.1.1.5 christos status_code, peer_capab, initiator, buf, 785 1.1.1.10 christos len, link_id); 786 1.1.1.3 christos } 787 1.1.1.3 christos 788 1.1.1.3 christos 789 1.1.1.3 christos static int wpa_supplicant_tdls_oper(void *ctx, int oper, const u8 *peer) 790 1.1.1.3 christos { 791 1.1.1.3 christos struct wpa_supplicant *wpa_s = ctx; 792 1.1.1.3 christos return wpa_drv_tdls_oper(wpa_s, oper, peer); 793 1.1.1.3 christos } 794 1.1.1.3 christos 795 1.1.1.3 christos 796 1.1.1.3 christos static int wpa_supplicant_tdls_peer_addset( 797 1.1.1.5 christos void *ctx, const u8 *peer, int add, u16 aid, u16 capability, 798 1.1.1.5 christos const u8 *supp_rates, size_t supp_rates_len, 799 1.1.1.5 christos const struct ieee80211_ht_capabilities *ht_capab, 800 1.1.1.5 christos const struct ieee80211_vht_capabilities *vht_capab, 801 1.1.1.10 christos const struct ieee80211_he_capabilities *he_capab, 802 1.1.1.10 christos size_t he_capab_len, 803 1.1.1.10 christos const struct ieee80211_he_6ghz_band_cap *he_6ghz_he_capab, 804 1.1.1.5 christos u8 qosinfo, int wmm, const u8 *ext_capab, size_t ext_capab_len, 805 1.1.1.5 christos const u8 *supp_channels, size_t supp_channels_len, 806 1.1.1.10 christos const u8 *supp_oper_classes, size_t supp_oper_classes_len, 807 1.1.1.10 christos const struct ieee80211_eht_capabilities *eht_capab, 808 1.1.1.10 christos size_t eht_capab_len, int mld_link_id) 809 1.1.1.3 christos { 810 1.1.1.3 christos struct wpa_supplicant *wpa_s = ctx; 811 1.1.1.3 christos struct hostapd_sta_add_params params; 812 1.1.1.3 christos 813 1.1.1.5 christos os_memset(¶ms, 0, sizeof(params)); 814 1.1.1.5 christos 815 1.1.1.3 christos params.addr = peer; 816 1.1.1.5 christos params.aid = aid; 817 1.1.1.3 christos params.capability = capability; 818 1.1.1.3 christos params.flags = WPA_STA_TDLS_PEER | WPA_STA_AUTHORIZED; 819 1.1.1.5 christos 820 1.1.1.5 christos /* 821 1.1.1.5 christos * Don't rely only on qosinfo for WMM capability. It may be 0 even when 822 1.1.1.5 christos * present. Allow the WMM IE to also indicate QoS support. 823 1.1.1.5 christos */ 824 1.1.1.5 christos if (wmm || qosinfo) 825 1.1.1.5 christos params.flags |= WPA_STA_WMM; 826 1.1.1.5 christos 827 1.1.1.5 christos params.ht_capabilities = ht_capab; 828 1.1.1.5 christos params.vht_capabilities = vht_capab; 829 1.1.1.10 christos params.he_capab = he_capab; 830 1.1.1.10 christos params.he_capab_len = he_capab_len; 831 1.1.1.10 christos params.he_6ghz_capab = he_6ghz_he_capab; 832 1.1.1.5 christos params.qosinfo = qosinfo; 833 1.1.1.3 christos params.listen_interval = 0; 834 1.1.1.3 christos params.supp_rates = supp_rates; 835 1.1.1.3 christos params.supp_rates_len = supp_rates_len; 836 1.1.1.3 christos params.set = !add; 837 1.1.1.5 christos params.ext_capab = ext_capab; 838 1.1.1.5 christos params.ext_capab_len = ext_capab_len; 839 1.1.1.5 christos params.supp_channels = supp_channels; 840 1.1.1.5 christos params.supp_channels_len = supp_channels_len; 841 1.1.1.5 christos params.supp_oper_classes = supp_oper_classes; 842 1.1.1.5 christos params.supp_oper_classes_len = supp_oper_classes_len; 843 1.1.1.10 christos params.eht_capab = eht_capab; 844 1.1.1.10 christos params.eht_capab_len = eht_capab_len; 845 1.1.1.10 christos params.mld_link_id = mld_link_id; 846 1.1.1.3 christos 847 1.1.1.3 christos return wpa_drv_sta_add(wpa_s, ¶ms); 848 1.1.1.3 christos } 849 1.1.1.3 christos 850 1.1.1.6 christos 851 1.1.1.6 christos static int wpa_supplicant_tdls_enable_channel_switch( 852 1.1.1.6 christos void *ctx, const u8 *addr, u8 oper_class, 853 1.1.1.6 christos const struct hostapd_freq_params *params) 854 1.1.1.6 christos { 855 1.1.1.6 christos struct wpa_supplicant *wpa_s = ctx; 856 1.1.1.6 christos 857 1.1.1.6 christos return wpa_drv_tdls_enable_channel_switch(wpa_s, addr, oper_class, 858 1.1.1.6 christos params); 859 1.1.1.6 christos } 860 1.1.1.6 christos 861 1.1.1.6 christos 862 1.1.1.6 christos static int wpa_supplicant_tdls_disable_channel_switch(void *ctx, const u8 *addr) 863 1.1.1.6 christos { 864 1.1.1.6 christos struct wpa_supplicant *wpa_s = ctx; 865 1.1.1.6 christos 866 1.1.1.6 christos return wpa_drv_tdls_disable_channel_switch(wpa_s, addr); 867 1.1.1.6 christos } 868 1.1.1.6 christos 869 1.1.1.3 christos #endif /* CONFIG_TDLS */ 870 1.1.1.3 christos 871 1.1.1.5 christos #endif /* CONFIG_NO_WPA */ 872 1.1.1.5 christos 873 1.1.1.3 christos 874 1.1.1.3 christos enum wpa_ctrl_req_type wpa_supplicant_ctrl_req_from_string(const char *field) 875 1.1.1.3 christos { 876 1.1.1.3 christos if (os_strcmp(field, "IDENTITY") == 0) 877 1.1.1.3 christos return WPA_CTRL_REQ_EAP_IDENTITY; 878 1.1.1.3 christos else if (os_strcmp(field, "PASSWORD") == 0) 879 1.1.1.3 christos return WPA_CTRL_REQ_EAP_PASSWORD; 880 1.1.1.3 christos else if (os_strcmp(field, "NEW_PASSWORD") == 0) 881 1.1.1.3 christos return WPA_CTRL_REQ_EAP_NEW_PASSWORD; 882 1.1.1.3 christos else if (os_strcmp(field, "PIN") == 0) 883 1.1.1.3 christos return WPA_CTRL_REQ_EAP_PIN; 884 1.1.1.3 christos else if (os_strcmp(field, "OTP") == 0) 885 1.1.1.3 christos return WPA_CTRL_REQ_EAP_OTP; 886 1.1.1.3 christos else if (os_strcmp(field, "PASSPHRASE") == 0) 887 1.1.1.3 christos return WPA_CTRL_REQ_EAP_PASSPHRASE; 888 1.1.1.5 christos else if (os_strcmp(field, "SIM") == 0) 889 1.1.1.5 christos return WPA_CTRL_REQ_SIM; 890 1.1.1.7 christos else if (os_strcmp(field, "PSK_PASSPHRASE") == 0) 891 1.1.1.7 christos return WPA_CTRL_REQ_PSK_PASSPHRASE; 892 1.1.1.7 christos else if (os_strcmp(field, "EXT_CERT_CHECK") == 0) 893 1.1.1.7 christos return WPA_CTRL_REQ_EXT_CERT_CHECK; 894 1.1.1.3 christos return WPA_CTRL_REQ_UNKNOWN; 895 1.1.1.3 christos } 896 1.1.1.3 christos 897 1.1.1.3 christos 898 1.1.1.3 christos const char * wpa_supplicant_ctrl_req_to_string(enum wpa_ctrl_req_type field, 899 1.1.1.3 christos const char *default_txt, 900 1.1.1.3 christos const char **txt) 901 1.1.1.3 christos { 902 1.1.1.3 christos const char *ret = NULL; 903 1.1.1.3 christos 904 1.1.1.3 christos *txt = default_txt; 905 1.1.1.3 christos 906 1.1.1.3 christos switch (field) { 907 1.1.1.3 christos case WPA_CTRL_REQ_EAP_IDENTITY: 908 1.1.1.3 christos *txt = "Identity"; 909 1.1.1.3 christos ret = "IDENTITY"; 910 1.1.1.3 christos break; 911 1.1.1.3 christos case WPA_CTRL_REQ_EAP_PASSWORD: 912 1.1.1.3 christos *txt = "Password"; 913 1.1.1.3 christos ret = "PASSWORD"; 914 1.1.1.3 christos break; 915 1.1.1.3 christos case WPA_CTRL_REQ_EAP_NEW_PASSWORD: 916 1.1.1.3 christos *txt = "New Password"; 917 1.1.1.3 christos ret = "NEW_PASSWORD"; 918 1.1.1.3 christos break; 919 1.1.1.3 christos case WPA_CTRL_REQ_EAP_PIN: 920 1.1.1.3 christos *txt = "PIN"; 921 1.1.1.3 christos ret = "PIN"; 922 1.1.1.3 christos break; 923 1.1.1.3 christos case WPA_CTRL_REQ_EAP_OTP: 924 1.1.1.3 christos ret = "OTP"; 925 1.1.1.3 christos break; 926 1.1.1.3 christos case WPA_CTRL_REQ_EAP_PASSPHRASE: 927 1.1.1.3 christos *txt = "Private key passphrase"; 928 1.1.1.3 christos ret = "PASSPHRASE"; 929 1.1.1.3 christos break; 930 1.1.1.5 christos case WPA_CTRL_REQ_SIM: 931 1.1.1.5 christos ret = "SIM"; 932 1.1.1.5 christos break; 933 1.1.1.7 christos case WPA_CTRL_REQ_PSK_PASSPHRASE: 934 1.1.1.7 christos *txt = "PSK or passphrase"; 935 1.1.1.7 christos ret = "PSK_PASSPHRASE"; 936 1.1.1.7 christos break; 937 1.1.1.7 christos case WPA_CTRL_REQ_EXT_CERT_CHECK: 938 1.1.1.7 christos *txt = "External server certificate validation"; 939 1.1.1.7 christos ret = "EXT_CERT_CHECK"; 940 1.1.1.7 christos break; 941 1.1.1.3 christos default: 942 1.1.1.3 christos break; 943 1.1.1.3 christos } 944 1.1.1.3 christos 945 1.1.1.3 christos /* txt needs to be something */ 946 1.1.1.3 christos if (*txt == NULL) { 947 1.1.1.3 christos wpa_printf(MSG_WARNING, "No message for request %d", field); 948 1.1.1.3 christos ret = NULL; 949 1.1.1.3 christos } 950 1.1.1.3 christos 951 1.1.1.3 christos return ret; 952 1.1.1.3 christos } 953 1.1.1.3 christos 954 1.1.1.7 christos 955 1.1.1.7 christos void wpas_send_ctrl_req(struct wpa_supplicant *wpa_s, struct wpa_ssid *ssid, 956 1.1.1.7 christos const char *field_name, const char *txt) 957 1.1.1.7 christos { 958 1.1.1.10 christos wpa_msg(wpa_s, MSG_INFO, WPA_CTRL_REQ "%s-%d:%s needed for SSID %s", 959 1.1.1.10 christos field_name, ssid->id, txt, 960 1.1.1.10 christos wpa_ssid_txt(ssid->ssid, ssid->ssid_len)); 961 1.1.1.7 christos } 962 1.1.1.7 christos 963 1.1.1.7 christos 964 1.1 christos #ifdef IEEE8021X_EAPOL 965 1.1 christos #if defined(CONFIG_CTRL_IFACE) || !defined(CONFIG_NO_STDOUT_DEBUG) 966 1.1.1.3 christos static void wpa_supplicant_eap_param_needed(void *ctx, 967 1.1.1.3 christos enum wpa_ctrl_req_type field, 968 1.1.1.3 christos const char *default_txt) 969 1.1 christos { 970 1.1 christos struct wpa_supplicant *wpa_s = ctx; 971 1.1 christos struct wpa_ssid *ssid = wpa_s->current_ssid; 972 1.1.1.3 christos const char *field_name, *txt = NULL; 973 1.1 christos 974 1.1 christos if (ssid == NULL) 975 1.1 christos return; 976 1.1 christos 977 1.1.1.7 christos if (field == WPA_CTRL_REQ_EXT_CERT_CHECK) 978 1.1.1.7 christos ssid->eap.pending_ext_cert_check = PENDING_CHECK; 979 1.1.1.3 christos wpas_notify_network_request(wpa_s, ssid, field, default_txt); 980 1.1.1.3 christos 981 1.1.1.3 christos field_name = wpa_supplicant_ctrl_req_to_string(field, default_txt, 982 1.1.1.3 christos &txt); 983 1.1.1.3 christos if (field_name == NULL) { 984 1.1.1.3 christos wpa_printf(MSG_WARNING, "Unhandled EAP param %d needed", 985 1.1.1.3 christos field); 986 1.1.1.3 christos return; 987 1.1.1.3 christos } 988 1.1.1.3 christos 989 1.1.1.5 christos wpas_notify_eap_status(wpa_s, "eap parameter needed", field_name); 990 1.1.1.5 christos 991 1.1.1.7 christos wpas_send_ctrl_req(wpa_s, ssid, field_name, txt); 992 1.1 christos } 993 1.1 christos #else /* CONFIG_CTRL_IFACE || !CONFIG_NO_STDOUT_DEBUG */ 994 1.1 christos #define wpa_supplicant_eap_param_needed NULL 995 1.1 christos #endif /* CONFIG_CTRL_IFACE || !CONFIG_NO_STDOUT_DEBUG */ 996 1.1 christos 997 1.1 christos 998 1.1.1.6 christos #ifdef CONFIG_EAP_PROXY 999 1.1.1.8 christos 1000 1.1.1.6 christos static void wpa_supplicant_eap_proxy_cb(void *ctx) 1001 1.1.1.6 christos { 1002 1.1.1.6 christos struct wpa_supplicant *wpa_s = ctx; 1003 1.1.1.6 christos size_t len; 1004 1.1.1.6 christos 1005 1.1.1.8 christos wpa_s->mnc_len = eapol_sm_get_eap_proxy_imsi(wpa_s->eapol, -1, 1006 1.1.1.6 christos wpa_s->imsi, &len); 1007 1.1.1.6 christos if (wpa_s->mnc_len > 0) { 1008 1.1.1.6 christos wpa_s->imsi[len] = '\0'; 1009 1.1.1.6 christos wpa_printf(MSG_DEBUG, "eap_proxy: IMSI %s (MNC length %d)", 1010 1.1.1.6 christos wpa_s->imsi, wpa_s->mnc_len); 1011 1.1.1.6 christos } else { 1012 1.1.1.6 christos wpa_printf(MSG_DEBUG, "eap_proxy: IMSI not available"); 1013 1.1.1.6 christos } 1014 1.1.1.6 christos } 1015 1.1.1.8 christos 1016 1.1.1.8 christos 1017 1.1.1.8 christos static void wpa_sm_sim_state_error_handler(struct wpa_supplicant *wpa_s) 1018 1.1.1.8 christos { 1019 1.1.1.8 christos int i; 1020 1.1.1.8 christos struct wpa_ssid *ssid; 1021 1.1.1.8 christos const struct eap_method_type *eap_methods; 1022 1.1.1.8 christos 1023 1.1.1.8 christos if (!wpa_s->conf) 1024 1.1.1.8 christos return; 1025 1.1.1.8 christos 1026 1.1.1.8 christos for (ssid = wpa_s->conf->ssid; ssid; ssid = ssid->next) { 1027 1.1.1.8 christos eap_methods = ssid->eap.eap_methods; 1028 1.1.1.8 christos if (!eap_methods) 1029 1.1.1.8 christos continue; 1030 1.1.1.8 christos 1031 1.1.1.8 christos for (i = 0; eap_methods[i].method != EAP_TYPE_NONE; i++) { 1032 1.1.1.8 christos if (eap_methods[i].vendor == EAP_VENDOR_IETF && 1033 1.1.1.8 christos (eap_methods[i].method == EAP_TYPE_SIM || 1034 1.1.1.8 christos eap_methods[i].method == EAP_TYPE_AKA || 1035 1.1.1.8 christos eap_methods[i].method == EAP_TYPE_AKA_PRIME)) { 1036 1.1.1.8 christos wpa_sm_pmksa_cache_flush(wpa_s->wpa, ssid); 1037 1.1.1.8 christos break; 1038 1.1.1.8 christos } 1039 1.1.1.8 christos } 1040 1.1.1.8 christos } 1041 1.1.1.8 christos } 1042 1.1.1.8 christos 1043 1.1.1.8 christos 1044 1.1.1.8 christos static void 1045 1.1.1.8 christos wpa_supplicant_eap_proxy_notify_sim_status(void *ctx, 1046 1.1.1.8 christos enum eap_proxy_sim_state sim_state) 1047 1.1.1.8 christos { 1048 1.1.1.8 christos struct wpa_supplicant *wpa_s = ctx; 1049 1.1.1.8 christos 1050 1.1.1.8 christos wpa_printf(MSG_DEBUG, "eap_proxy: SIM card status %u", sim_state); 1051 1.1.1.8 christos switch (sim_state) { 1052 1.1.1.8 christos case SIM_STATE_ERROR: 1053 1.1.1.8 christos wpa_sm_sim_state_error_handler(wpa_s); 1054 1.1.1.8 christos break; 1055 1.1.1.8 christos default: 1056 1.1.1.8 christos wpa_printf(MSG_DEBUG, "eap_proxy: SIM card status unknown"); 1057 1.1.1.8 christos break; 1058 1.1.1.8 christos } 1059 1.1.1.8 christos } 1060 1.1.1.8 christos 1061 1.1.1.6 christos #endif /* CONFIG_EAP_PROXY */ 1062 1.1.1.6 christos 1063 1.1.1.6 christos 1064 1.1 christos static void wpa_supplicant_port_cb(void *ctx, int authorized) 1065 1.1 christos { 1066 1.1 christos struct wpa_supplicant *wpa_s = ctx; 1067 1.1.1.2 christos #ifdef CONFIG_AP 1068 1.1.1.2 christos if (wpa_s->ap_iface) { 1069 1.1.1.2 christos wpa_printf(MSG_DEBUG, "AP mode active - skip EAPOL Supplicant " 1070 1.1.1.2 christos "port status: %s", 1071 1.1.1.2 christos authorized ? "Authorized" : "Unauthorized"); 1072 1.1.1.2 christos return; 1073 1.1.1.2 christos } 1074 1.1.1.2 christos #endif /* CONFIG_AP */ 1075 1.1 christos wpa_printf(MSG_DEBUG, "EAPOL: Supplicant port status: %s", 1076 1.1 christos authorized ? "Authorized" : "Unauthorized"); 1077 1.1 christos wpa_drv_set_supp_port(wpa_s, authorized); 1078 1.1 christos } 1079 1.1.1.3 christos 1080 1.1.1.3 christos 1081 1.1.1.9 christos static void wpa_supplicant_cert_cb(void *ctx, struct tls_cert_data *cert, 1082 1.1.1.9 christos const char *cert_hash) 1083 1.1.1.3 christos { 1084 1.1.1.3 christos struct wpa_supplicant *wpa_s = ctx; 1085 1.1.1.3 christos 1086 1.1.1.9 christos wpas_notify_certification(wpa_s, cert, cert_hash); 1087 1.1.1.3 christos } 1088 1.1.1.4 christos 1089 1.1.1.4 christos 1090 1.1.1.4 christos static void wpa_supplicant_status_cb(void *ctx, const char *status, 1091 1.1.1.4 christos const char *parameter) 1092 1.1.1.4 christos { 1093 1.1.1.4 christos struct wpa_supplicant *wpa_s = ctx; 1094 1.1.1.4 christos 1095 1.1.1.4 christos wpas_notify_eap_status(wpa_s, status, parameter); 1096 1.1.1.4 christos } 1097 1.1.1.4 christos 1098 1.1.1.4 christos 1099 1.1.1.8 christos static void wpa_supplicant_eap_error_cb(void *ctx, int error_code) 1100 1.1.1.8 christos { 1101 1.1.1.8 christos struct wpa_supplicant *wpa_s = ctx; 1102 1.1.1.8 christos 1103 1.1.1.8 christos wpas_notify_eap_error(wpa_s, error_code); 1104 1.1.1.8 christos } 1105 1.1.1.8 christos 1106 1.1.1.8 christos 1107 1.1.1.10 christos static int wpa_supplicant_eap_auth_start_cb(void *ctx) 1108 1.1.1.10 christos { 1109 1.1.1.10 christos struct wpa_supplicant *wpa_s = ctx; 1110 1.1.1.10 christos 1111 1.1.1.10 christos if (!wpa_s->new_connection && wpa_s->deny_ptk0_rekey && 1112 1.1.1.10 christos !wpa_sm_ext_key_id_active(wpa_s->wpa)) { 1113 1.1.1.10 christos wpa_msg(wpa_s, MSG_INFO, 1114 1.1.1.10 christos "WPA: PTK0 rekey not allowed, reconnecting"); 1115 1.1.1.10 christos wpa_supplicant_reconnect(wpa_s); 1116 1.1.1.10 christos return -1; 1117 1.1.1.10 christos } 1118 1.1.1.10 christos return 0; 1119 1.1.1.10 christos } 1120 1.1.1.10 christos 1121 1.1.1.10 christos 1122 1.1.1.4 christos static void wpa_supplicant_set_anon_id(void *ctx, const u8 *id, size_t len) 1123 1.1.1.4 christos { 1124 1.1.1.4 christos struct wpa_supplicant *wpa_s = ctx; 1125 1.1.1.4 christos char *str; 1126 1.1.1.4 christos int res; 1127 1.1.1.4 christos 1128 1.1.1.4 christos wpa_hexdump_ascii(MSG_DEBUG, "EAP method updated anonymous_identity", 1129 1.1.1.4 christos id, len); 1130 1.1.1.4 christos 1131 1.1.1.4 christos if (wpa_s->current_ssid == NULL) 1132 1.1.1.4 christos return; 1133 1.1.1.4 christos 1134 1.1.1.4 christos if (id == NULL) { 1135 1.1.1.4 christos if (wpa_config_set(wpa_s->current_ssid, "anonymous_identity", 1136 1.1.1.4 christos "NULL", 0) < 0) 1137 1.1.1.4 christos return; 1138 1.1.1.4 christos } else { 1139 1.1.1.4 christos str = os_malloc(len * 2 + 1); 1140 1.1.1.4 christos if (str == NULL) 1141 1.1.1.4 christos return; 1142 1.1.1.4 christos wpa_snprintf_hex(str, len * 2 + 1, id, len); 1143 1.1.1.4 christos res = wpa_config_set(wpa_s->current_ssid, "anonymous_identity", 1144 1.1.1.4 christos str, 0); 1145 1.1.1.4 christos os_free(str); 1146 1.1.1.4 christos if (res < 0) 1147 1.1.1.4 christos return; 1148 1.1.1.4 christos } 1149 1.1.1.4 christos 1150 1.1.1.4 christos if (wpa_s->conf->update_config) { 1151 1.1.1.4 christos res = wpa_config_write(wpa_s->confname, wpa_s->conf); 1152 1.1.1.4 christos if (res) { 1153 1.1.1.4 christos wpa_printf(MSG_DEBUG, "Failed to update config after " 1154 1.1.1.4 christos "anonymous_id update"); 1155 1.1.1.4 christos } 1156 1.1.1.4 christos } 1157 1.1.1.4 christos } 1158 1.1.1.10 christos 1159 1.1.1.10 christos 1160 1.1.1.10 christos static bool wpas_encryption_required(void *ctx) 1161 1.1.1.10 christos { 1162 1.1.1.10 christos struct wpa_supplicant *wpa_s = ctx; 1163 1.1.1.10 christos 1164 1.1.1.10 christos return wpa_s->wpa && 1165 1.1.1.10 christos wpa_sm_has_ptk_installed(wpa_s->wpa) && 1166 1.1.1.10 christos wpa_sm_pmf_enabled(wpa_s->wpa); 1167 1.1.1.10 christos } 1168 1.1.1.10 christos 1169 1.1 christos #endif /* IEEE8021X_EAPOL */ 1170 1.1 christos 1171 1.1 christos 1172 1.1 christos int wpa_supplicant_init_eapol(struct wpa_supplicant *wpa_s) 1173 1.1 christos { 1174 1.1 christos #ifdef IEEE8021X_EAPOL 1175 1.1 christos struct eapol_ctx *ctx; 1176 1.1 christos ctx = os_zalloc(sizeof(*ctx)); 1177 1.1 christos if (ctx == NULL) { 1178 1.1 christos wpa_printf(MSG_ERROR, "Failed to allocate EAPOL context."); 1179 1.1 christos return -1; 1180 1.1 christos } 1181 1.1 christos 1182 1.1 christos ctx->ctx = wpa_s; 1183 1.1 christos ctx->msg_ctx = wpa_s; 1184 1.1 christos ctx->eapol_send_ctx = wpa_s; 1185 1.1 christos ctx->preauth = 0; 1186 1.1 christos ctx->eapol_done_cb = wpa_supplicant_notify_eapol_done; 1187 1.1 christos ctx->eapol_send = wpa_supplicant_eapol_send; 1188 1.1.1.10 christos #ifdef CONFIG_WEP 1189 1.1 christos ctx->set_wep_key = wpa_eapol_set_wep_key; 1190 1.1.1.10 christos #endif /* CONFIG_WEP */ 1191 1.1.1.5 christos #ifndef CONFIG_NO_CONFIG_BLOBS 1192 1.1 christos ctx->set_config_blob = wpa_supplicant_set_config_blob; 1193 1.1 christos ctx->get_config_blob = wpa_supplicant_get_config_blob; 1194 1.1.1.5 christos #endif /* CONFIG_NO_CONFIG_BLOBS */ 1195 1.1 christos ctx->aborted_cached = wpa_supplicant_aborted_cached; 1196 1.1.1.10 christos #ifndef CONFIG_OPENSC_ENGINE_PATH 1197 1.1 christos ctx->opensc_engine_path = wpa_s->conf->opensc_engine_path; 1198 1.1.1.10 christos #endif /* CONFIG_OPENSC_ENGINE_PATH */ 1199 1.1.1.10 christos #ifndef CONFIG_PKCS11_ENGINE_PATH 1200 1.1 christos ctx->pkcs11_engine_path = wpa_s->conf->pkcs11_engine_path; 1201 1.1.1.10 christos #endif /* CONFIG_PKCS11_ENGINE_PATH */ 1202 1.1.1.10 christos #ifndef CONFIG_PKCS11_MODULE_PATH 1203 1.1 christos ctx->pkcs11_module_path = wpa_s->conf->pkcs11_module_path; 1204 1.1.1.10 christos #endif /* CONFIG_PKCS11_MODULE_PATH */ 1205 1.1.1.6 christos ctx->openssl_ciphers = wpa_s->conf->openssl_ciphers; 1206 1.1 christos ctx->wps = wpa_s->wps; 1207 1.1 christos ctx->eap_param_needed = wpa_supplicant_eap_param_needed; 1208 1.1.1.6 christos #ifdef CONFIG_EAP_PROXY 1209 1.1.1.6 christos ctx->eap_proxy_cb = wpa_supplicant_eap_proxy_cb; 1210 1.1.1.8 christos ctx->eap_proxy_notify_sim_status = 1211 1.1.1.8 christos wpa_supplicant_eap_proxy_notify_sim_status; 1212 1.1.1.6 christos #endif /* CONFIG_EAP_PROXY */ 1213 1.1 christos ctx->port_cb = wpa_supplicant_port_cb; 1214 1.1 christos ctx->cb = wpa_supplicant_eapol_cb; 1215 1.1.1.3 christos ctx->cert_cb = wpa_supplicant_cert_cb; 1216 1.1.1.6 christos ctx->cert_in_cb = wpa_s->conf->cert_in_cb; 1217 1.1.1.4 christos ctx->status_cb = wpa_supplicant_status_cb; 1218 1.1.1.8 christos ctx->eap_error_cb = wpa_supplicant_eap_error_cb; 1219 1.1.1.10 christos ctx->confirm_auth_cb = wpa_supplicant_eap_auth_start_cb; 1220 1.1.1.4 christos ctx->set_anon_id = wpa_supplicant_set_anon_id; 1221 1.1.1.10 christos ctx->encryption_required = wpas_encryption_required; 1222 1.1 christos ctx->cb_ctx = wpa_s; 1223 1.1 christos wpa_s->eapol = eapol_sm_init(ctx); 1224 1.1 christos if (wpa_s->eapol == NULL) { 1225 1.1 christos os_free(ctx); 1226 1.1 christos wpa_printf(MSG_ERROR, "Failed to initialize EAPOL state " 1227 1.1 christos "machines."); 1228 1.1 christos return -1; 1229 1.1 christos } 1230 1.1 christos #endif /* IEEE8021X_EAPOL */ 1231 1.1 christos 1232 1.1 christos return 0; 1233 1.1 christos } 1234 1.1 christos 1235 1.1 christos 1236 1.1.1.4 christos #ifndef CONFIG_NO_WPA 1237 1.1.1.8 christos 1238 1.1.1.6 christos static void wpa_supplicant_set_rekey_offload(void *ctx, 1239 1.1.1.6 christos const u8 *kek, size_t kek_len, 1240 1.1.1.6 christos const u8 *kck, size_t kck_len, 1241 1.1.1.3 christos const u8 *replay_ctr) 1242 1.1.1.3 christos { 1243 1.1.1.3 christos struct wpa_supplicant *wpa_s = ctx; 1244 1.1.1.3 christos 1245 1.1.1.6 christos wpa_drv_set_rekey_info(wpa_s, kek, kek_len, kck, kck_len, replay_ctr); 1246 1.1.1.3 christos } 1247 1.1.1.3 christos 1248 1.1.1.3 christos 1249 1.1.1.6 christos static int wpa_supplicant_key_mgmt_set_pmk(void *ctx, const u8 *pmk, 1250 1.1.1.6 christos size_t pmk_len) 1251 1.1.1.6 christos { 1252 1.1.1.6 christos struct wpa_supplicant *wpa_s = ctx; 1253 1.1.1.6 christos 1254 1.1.1.7 christos if (wpa_s->conf->key_mgmt_offload && 1255 1.1.1.7 christos (wpa_s->drv_flags & WPA_DRIVER_FLAGS_KEY_MGMT_OFFLOAD)) 1256 1.1.1.10 christos return wpa_drv_set_key(wpa_s, -1, 0, NULL, 0, 0, 1257 1.1.1.10 christos NULL, 0, pmk, pmk_len, KEY_FLAG_PMK); 1258 1.1.1.6 christos else 1259 1.1.1.6 christos return 0; 1260 1.1.1.6 christos } 1261 1.1.1.8 christos 1262 1.1.1.8 christos 1263 1.1.1.8 christos static void wpa_supplicant_fils_hlp_rx(void *ctx, const u8 *dst, const u8 *src, 1264 1.1.1.8 christos const u8 *pkt, size_t pkt_len) 1265 1.1.1.8 christos { 1266 1.1.1.8 christos struct wpa_supplicant *wpa_s = ctx; 1267 1.1.1.8 christos char *hex; 1268 1.1.1.8 christos size_t hexlen; 1269 1.1.1.8 christos 1270 1.1.1.8 christos hexlen = pkt_len * 2 + 1; 1271 1.1.1.8 christos hex = os_malloc(hexlen); 1272 1.1.1.8 christos if (!hex) 1273 1.1.1.8 christos return; 1274 1.1.1.8 christos wpa_snprintf_hex(hex, hexlen, pkt, pkt_len); 1275 1.1.1.8 christos wpa_msg(wpa_s, MSG_INFO, FILS_HLP_RX "dst=" MACSTR " src=" MACSTR 1276 1.1.1.8 christos " frame=%s", MAC2STR(dst), MAC2STR(src), hex); 1277 1.1.1.8 christos os_free(hex); 1278 1.1.1.8 christos } 1279 1.1.1.8 christos 1280 1.1.1.9 christos 1281 1.1.1.9 christos static int wpa_supplicant_channel_info(void *_wpa_s, 1282 1.1.1.9 christos struct wpa_channel_info *ci) 1283 1.1.1.9 christos { 1284 1.1.1.9 christos struct wpa_supplicant *wpa_s = _wpa_s; 1285 1.1.1.9 christos 1286 1.1.1.9 christos return wpa_drv_channel_info(wpa_s, ci); 1287 1.1.1.9 christos } 1288 1.1.1.9 christos 1289 1.1.1.10 christos 1290 1.1.1.10 christos static void disable_wpa_wpa2(struct wpa_ssid *ssid) 1291 1.1.1.10 christos { 1292 1.1.1.10 christos ssid->proto &= ~WPA_PROTO_WPA; 1293 1.1.1.10 christos ssid->proto |= WPA_PROTO_RSN; 1294 1.1.1.10 christos ssid->key_mgmt &= ~(WPA_KEY_MGMT_PSK | WPA_KEY_MGMT_FT_PSK | 1295 1.1.1.10 christos WPA_KEY_MGMT_PSK_SHA256); 1296 1.1.1.10 christos ssid->group_cipher &= ~WPA_CIPHER_TKIP; 1297 1.1.1.10 christos if (!(ssid->group_cipher & (WPA_CIPHER_CCMP | WPA_CIPHER_GCMP | 1298 1.1.1.10 christos WPA_CIPHER_GCMP_256 | WPA_CIPHER_CCMP_256))) 1299 1.1.1.10 christos ssid->group_cipher |= WPA_CIPHER_CCMP; 1300 1.1.1.10 christos ssid->ieee80211w = MGMT_FRAME_PROTECTION_REQUIRED; 1301 1.1.1.10 christos } 1302 1.1.1.10 christos 1303 1.1.1.10 christos 1304 1.1.1.10 christos void wpas_transition_disable(struct wpa_supplicant *wpa_s, u8 bitmap) 1305 1.1.1.10 christos { 1306 1.1.1.10 christos struct wpa_ssid *ssid; 1307 1.1.1.10 christos int changed = 0; 1308 1.1.1.10 christos 1309 1.1.1.10 christos wpa_msg(wpa_s, MSG_INFO, TRANSITION_DISABLE "%02x", bitmap); 1310 1.1.1.10 christos 1311 1.1.1.10 christos ssid = wpa_s->current_ssid; 1312 1.1.1.10 christos if (!ssid) 1313 1.1.1.10 christos return; 1314 1.1.1.10 christos 1315 1.1.1.10 christos #ifdef CONFIG_SAE 1316 1.1.1.10 christos if ((bitmap & TRANSITION_DISABLE_WPA3_PERSONAL) && 1317 1.1.1.10 christos wpa_key_mgmt_sae(wpa_s->key_mgmt) && 1318 1.1.1.10 christos wpa_key_mgmt_sae(ssid->key_mgmt) && 1319 1.1.1.10 christos (ssid->ieee80211w != MGMT_FRAME_PROTECTION_REQUIRED || 1320 1.1.1.10 christos (ssid->group_cipher & WPA_CIPHER_TKIP))) { 1321 1.1.1.10 christos wpa_printf(MSG_DEBUG, 1322 1.1.1.10 christos "WPA3-Personal transition mode disabled based on AP notification"); 1323 1.1.1.10 christos disable_wpa_wpa2(ssid); 1324 1.1.1.10 christos changed = 1; 1325 1.1.1.10 christos } 1326 1.1.1.10 christos 1327 1.1.1.10 christos if ((bitmap & TRANSITION_DISABLE_SAE_PK) && 1328 1.1.1.10 christos wpa_key_mgmt_sae(wpa_s->key_mgmt) && 1329 1.1.1.10 christos #ifdef CONFIG_SME 1330 1.1.1.10 christos wpa_s->sme.sae.state == SAE_ACCEPTED && 1331 1.1.1.10 christos wpa_s->sme.sae.pk && 1332 1.1.1.10 christos #endif /* CONFIG_SME */ 1333 1.1.1.10 christos wpa_key_mgmt_sae(ssid->key_mgmt) && 1334 1.1.1.10 christos (ssid->sae_pk != SAE_PK_MODE_ONLY || 1335 1.1.1.10 christos ssid->ieee80211w != MGMT_FRAME_PROTECTION_REQUIRED || 1336 1.1.1.10 christos (ssid->group_cipher & WPA_CIPHER_TKIP))) { 1337 1.1.1.10 christos wpa_printf(MSG_DEBUG, 1338 1.1.1.10 christos "SAE-PK: SAE authentication without PK disabled based on AP notification"); 1339 1.1.1.10 christos disable_wpa_wpa2(ssid); 1340 1.1.1.10 christos ssid->sae_pk = SAE_PK_MODE_ONLY; 1341 1.1.1.10 christos changed = 1; 1342 1.1.1.10 christos } 1343 1.1.1.10 christos #endif /* CONFIG_SAE */ 1344 1.1.1.10 christos 1345 1.1.1.10 christos if ((bitmap & TRANSITION_DISABLE_WPA3_ENTERPRISE) && 1346 1.1.1.10 christos wpa_key_mgmt_wpa_ieee8021x(wpa_s->key_mgmt) && 1347 1.1.1.10 christos (ssid->key_mgmt & (WPA_KEY_MGMT_IEEE8021X | 1348 1.1.1.10 christos WPA_KEY_MGMT_FT_IEEE8021X | 1349 1.1.1.10 christos WPA_KEY_MGMT_IEEE8021X_SHA256 | 1350 1.1.1.10 christos WPA_KEY_MGMT_IEEE8021X_SHA384)) && 1351 1.1.1.10 christos (ssid->ieee80211w != MGMT_FRAME_PROTECTION_REQUIRED || 1352 1.1.1.10 christos (ssid->group_cipher & WPA_CIPHER_TKIP))) { 1353 1.1.1.10 christos disable_wpa_wpa2(ssid); 1354 1.1.1.10 christos changed = 1; 1355 1.1.1.10 christos } 1356 1.1.1.10 christos 1357 1.1.1.10 christos if ((bitmap & TRANSITION_DISABLE_ENHANCED_OPEN) && 1358 1.1.1.10 christos wpa_s->key_mgmt == WPA_KEY_MGMT_OWE && 1359 1.1.1.10 christos (ssid->key_mgmt & WPA_KEY_MGMT_OWE) && 1360 1.1.1.10 christos !ssid->owe_only) { 1361 1.1.1.10 christos ssid->owe_only = 1; 1362 1.1.1.10 christos changed = 1; 1363 1.1.1.10 christos } 1364 1.1.1.10 christos 1365 1.1.1.10 christos if (!changed) 1366 1.1.1.10 christos return; 1367 1.1.1.10 christos 1368 1.1.1.10 christos #ifndef CONFIG_NO_CONFIG_WRITE 1369 1.1.1.10 christos if (wpa_s->conf->update_config && 1370 1.1.1.10 christos wpa_config_write(wpa_s->confname, wpa_s->conf)) 1371 1.1.1.10 christos wpa_printf(MSG_DEBUG, "Failed to update configuration"); 1372 1.1.1.10 christos #endif /* CONFIG_NO_CONFIG_WRITE */ 1373 1.1.1.10 christos } 1374 1.1.1.10 christos 1375 1.1.1.10 christos 1376 1.1.1.10 christos static void wpa_supplicant_transition_disable(void *_wpa_s, u8 bitmap) 1377 1.1.1.10 christos { 1378 1.1.1.10 christos struct wpa_supplicant *wpa_s = _wpa_s; 1379 1.1.1.10 christos wpas_transition_disable(wpa_s, bitmap); 1380 1.1.1.10 christos } 1381 1.1.1.10 christos 1382 1.1.1.10 christos 1383 1.1.1.10 christos static void wpa_supplicant_store_ptk(void *ctx, const u8 *addr, int cipher, 1384 1.1.1.10 christos u32 life_time, const struct wpa_ptk *ptk) 1385 1.1.1.10 christos { 1386 1.1.1.10 christos struct wpa_supplicant *wpa_s = ctx; 1387 1.1.1.10 christos 1388 1.1.1.10 christos ptksa_cache_add(wpa_s->ptksa, wpa_s->own_addr, addr, cipher, life_time, 1389 1.1.1.10 christos ptk, NULL, NULL, 0); 1390 1.1.1.10 christos } 1391 1.1.1.10 christos 1392 1.1.1.7 christos #endif /* CONFIG_NO_WPA */ 1393 1.1.1.6 christos 1394 1.1.1.6 christos 1395 1.1.1.10 christos #ifdef CONFIG_PASN 1396 1.1.1.10 christos static int wpa_supplicant_set_ltf_keyseed(void *_wpa_s, const u8 *own_addr, 1397 1.1.1.10 christos const u8 *peer_addr, 1398 1.1.1.10 christos size_t ltf_keyseed_len, 1399 1.1.1.10 christos const u8 *ltf_keyseed) 1400 1.1.1.10 christos { 1401 1.1.1.10 christos struct wpa_supplicant *wpa_s = _wpa_s; 1402 1.1.1.10 christos 1403 1.1.1.10 christos return wpa_drv_set_secure_ranging_ctx(wpa_s, own_addr, peer_addr, 0, 0, 1404 1.1.1.10 christos NULL, ltf_keyseed_len, 1405 1.1.1.10 christos ltf_keyseed, 0); 1406 1.1.1.10 christos } 1407 1.1.1.10 christos #endif /* CONFIG_PASN */ 1408 1.1.1.10 christos 1409 1.1.1.10 christos 1410 1.1.1.10 christos static void 1411 1.1.1.10 christos wpa_supplicant_notify_pmksa_cache_entry(void *_wpa_s, 1412 1.1.1.10 christos struct rsn_pmksa_cache_entry *entry) 1413 1.1.1.10 christos { 1414 1.1.1.10 christos struct wpa_supplicant *wpa_s = _wpa_s; 1415 1.1.1.10 christos 1416 1.1.1.10 christos wpas_notify_pmk_cache_added(wpa_s, entry); 1417 1.1.1.10 christos } 1418 1.1.1.10 christos 1419 1.1.1.10 christos 1420 1.1.1.10 christos static void wpa_supplicant_ssid_verified(void *_wpa_s) 1421 1.1.1.10 christos { 1422 1.1.1.10 christos struct wpa_supplicant *wpa_s = _wpa_s; 1423 1.1.1.10 christos 1424 1.1.1.10 christos wpa_s->ssid_verified = true; 1425 1.1.1.10 christos wpa_msg(wpa_s, MSG_INFO, "RSN: SSID matched expected value"); 1426 1.1.1.10 christos } 1427 1.1.1.10 christos 1428 1.1.1.10 christos 1429 1.1 christos int wpa_supplicant_init_wpa(struct wpa_supplicant *wpa_s) 1430 1.1 christos { 1431 1.1 christos #ifndef CONFIG_NO_WPA 1432 1.1 christos struct wpa_sm_ctx *ctx; 1433 1.1.1.10 christos 1434 1.1.1.10 christos wpa_s->ptksa = ptksa_cache_init(); 1435 1.1.1.10 christos if (!wpa_s->ptksa) { 1436 1.1.1.10 christos wpa_printf(MSG_ERROR, "Failed to allocate PTKSA"); 1437 1.1.1.10 christos return -1; 1438 1.1.1.10 christos } 1439 1.1.1.10 christos 1440 1.1 christos ctx = os_zalloc(sizeof(*ctx)); 1441 1.1 christos if (ctx == NULL) { 1442 1.1 christos wpa_printf(MSG_ERROR, "Failed to allocate WPA context."); 1443 1.1.1.10 christos 1444 1.1.1.10 christos ptksa_cache_deinit(wpa_s->ptksa); 1445 1.1.1.10 christos wpa_s->ptksa = NULL; 1446 1.1.1.10 christos 1447 1.1 christos return -1; 1448 1.1 christos } 1449 1.1 christos 1450 1.1 christos ctx->ctx = wpa_s; 1451 1.1 christos ctx->msg_ctx = wpa_s; 1452 1.1 christos ctx->set_state = _wpa_supplicant_set_state; 1453 1.1 christos ctx->get_state = _wpa_supplicant_get_state; 1454 1.1 christos ctx->deauthenticate = _wpa_supplicant_deauthenticate; 1455 1.1.1.10 christos ctx->reconnect = _wpa_supplicant_reconnect; 1456 1.1 christos ctx->set_key = wpa_supplicant_set_key; 1457 1.1 christos ctx->get_network_ctx = wpa_supplicant_get_network_ctx; 1458 1.1 christos ctx->get_bssid = wpa_supplicant_get_bssid; 1459 1.1 christos ctx->ether_send = _wpa_ether_send; 1460 1.1 christos ctx->get_beacon_ie = wpa_supplicant_get_beacon_ie; 1461 1.1 christos ctx->alloc_eapol = _wpa_alloc_eapol; 1462 1.1 christos ctx->cancel_auth_timeout = _wpa_supplicant_cancel_auth_timeout; 1463 1.1 christos ctx->add_pmkid = wpa_supplicant_add_pmkid; 1464 1.1 christos ctx->remove_pmkid = wpa_supplicant_remove_pmkid; 1465 1.1 christos #ifndef CONFIG_NO_CONFIG_BLOBS 1466 1.1 christos ctx->set_config_blob = wpa_supplicant_set_config_blob; 1467 1.1 christos ctx->get_config_blob = wpa_supplicant_get_config_blob; 1468 1.1 christos #endif /* CONFIG_NO_CONFIG_BLOBS */ 1469 1.1 christos ctx->mlme_setprotection = wpa_supplicant_mlme_setprotection; 1470 1.1 christos #ifdef CONFIG_IEEE80211R 1471 1.1 christos ctx->update_ft_ies = wpa_supplicant_update_ft_ies; 1472 1.1 christos ctx->send_ft_action = wpa_supplicant_send_ft_action; 1473 1.1 christos ctx->mark_authenticated = wpa_supplicant_mark_authenticated; 1474 1.1 christos #endif /* CONFIG_IEEE80211R */ 1475 1.1.1.3 christos #ifdef CONFIG_TDLS 1476 1.1.1.3 christos ctx->tdls_get_capa = wpa_supplicant_tdls_get_capa; 1477 1.1.1.3 christos ctx->send_tdls_mgmt = wpa_supplicant_send_tdls_mgmt; 1478 1.1.1.3 christos ctx->tdls_oper = wpa_supplicant_tdls_oper; 1479 1.1.1.3 christos ctx->tdls_peer_addset = wpa_supplicant_tdls_peer_addset; 1480 1.1.1.6 christos ctx->tdls_enable_channel_switch = 1481 1.1.1.6 christos wpa_supplicant_tdls_enable_channel_switch; 1482 1.1.1.6 christos ctx->tdls_disable_channel_switch = 1483 1.1.1.6 christos wpa_supplicant_tdls_disable_channel_switch; 1484 1.1.1.3 christos #endif /* CONFIG_TDLS */ 1485 1.1.1.3 christos ctx->set_rekey_offload = wpa_supplicant_set_rekey_offload; 1486 1.1.1.6 christos ctx->key_mgmt_set_pmk = wpa_supplicant_key_mgmt_set_pmk; 1487 1.1.1.8 christos ctx->fils_hlp_rx = wpa_supplicant_fils_hlp_rx; 1488 1.1.1.9 christos ctx->channel_info = wpa_supplicant_channel_info; 1489 1.1.1.10 christos ctx->transition_disable = wpa_supplicant_transition_disable; 1490 1.1.1.10 christos ctx->store_ptk = wpa_supplicant_store_ptk; 1491 1.1.1.10 christos #ifdef CONFIG_PASN 1492 1.1.1.10 christos ctx->set_ltf_keyseed = wpa_supplicant_set_ltf_keyseed; 1493 1.1.1.10 christos #endif /* CONFIG_PASN */ 1494 1.1.1.10 christos ctx->notify_pmksa_cache_entry = wpa_supplicant_notify_pmksa_cache_entry; 1495 1.1.1.10 christos ctx->ssid_verified = wpa_supplicant_ssid_verified; 1496 1.1 christos 1497 1.1 christos wpa_s->wpa = wpa_sm_init(ctx); 1498 1.1 christos if (wpa_s->wpa == NULL) { 1499 1.1.1.10 christos wpa_printf(MSG_ERROR, 1500 1.1.1.10 christos "Failed to initialize WPA state machine"); 1501 1.1.1.6 christos os_free(ctx); 1502 1.1.1.10 christos ptksa_cache_deinit(wpa_s->ptksa); 1503 1.1.1.10 christos wpa_s->ptksa = NULL; 1504 1.1 christos return -1; 1505 1.1 christos } 1506 1.1 christos #endif /* CONFIG_NO_WPA */ 1507 1.1 christos 1508 1.1 christos return 0; 1509 1.1 christos } 1510 1.1 christos 1511 1.1 christos 1512 1.1 christos void wpa_supplicant_rsn_supp_set_config(struct wpa_supplicant *wpa_s, 1513 1.1 christos struct wpa_ssid *ssid) 1514 1.1 christos { 1515 1.1 christos struct rsn_supp_config conf; 1516 1.1 christos if (ssid) { 1517 1.1 christos os_memset(&conf, 0, sizeof(conf)); 1518 1.1 christos conf.network_ctx = ssid; 1519 1.1 christos conf.allowed_pairwise_cipher = ssid->pairwise_cipher; 1520 1.1 christos #ifdef IEEE8021X_EAPOL 1521 1.1.1.4 christos conf.proactive_key_caching = ssid->proactive_key_caching < 0 ? 1522 1.1.1.4 christos wpa_s->conf->okc : ssid->proactive_key_caching; 1523 1.1 christos conf.eap_workaround = ssid->eap_workaround; 1524 1.1 christos conf.eap_conf_ctx = &ssid->eap; 1525 1.1 christos #endif /* IEEE8021X_EAPOL */ 1526 1.1 christos conf.ssid = ssid->ssid; 1527 1.1 christos conf.ssid_len = ssid->ssid_len; 1528 1.1 christos conf.wpa_ptk_rekey = ssid->wpa_ptk_rekey; 1529 1.1.1.10 christos conf.wpa_deny_ptk0_rekey = ssid->wpa_deny_ptk0_rekey; 1530 1.1.1.10 christos conf.owe_ptk_workaround = ssid->owe_ptk_workaround; 1531 1.1.1.5 christos #ifdef CONFIG_P2P 1532 1.1.1.5 christos if (ssid->p2p_group && wpa_s->current_bss && 1533 1.1.1.5 christos !wpa_s->p2p_disable_ip_addr_req) { 1534 1.1.1.5 christos struct wpabuf *p2p; 1535 1.1.1.5 christos p2p = wpa_bss_get_vendor_ie_multi(wpa_s->current_bss, 1536 1.1.1.5 christos P2P_IE_VENDOR_TYPE); 1537 1.1.1.5 christos if (p2p) { 1538 1.1.1.5 christos u8 group_capab; 1539 1.1.1.5 christos group_capab = p2p_get_group_capab(p2p); 1540 1.1.1.5 christos if (group_capab & 1541 1.1.1.5 christos P2P_GROUP_CAPAB_IP_ADDR_ALLOCATION) 1542 1.1.1.5 christos conf.p2p = 1; 1543 1.1.1.5 christos wpabuf_free(p2p); 1544 1.1.1.5 christos } 1545 1.1.1.5 christos } 1546 1.1.1.5 christos #endif /* CONFIG_P2P */ 1547 1.1.1.7 christos conf.wpa_rsc_relaxation = wpa_s->conf->wpa_rsc_relaxation; 1548 1.1.1.8 christos #ifdef CONFIG_FILS 1549 1.1.1.8 christos if (wpa_key_mgmt_fils(wpa_s->key_mgmt)) 1550 1.1.1.8 christos conf.fils_cache_id = 1551 1.1.1.8 christos wpa_bss_get_fils_cache_id(wpa_s->current_bss); 1552 1.1.1.8 christos #endif /* CONFIG_FILS */ 1553 1.1.1.10 christos if ((wpa_s->drv_flags & WPA_DRIVER_FLAGS_BEACON_PROTECTION) || 1554 1.1.1.10 christos (wpa_s->drv_flags2 & 1555 1.1.1.10 christos WPA_DRIVER_FLAGS2_BEACON_PROTECTION_CLIENT)) 1556 1.1.1.10 christos conf.beacon_prot = ssid->beacon_prot; 1557 1.1.1.10 christos 1558 1.1.1.10 christos #ifdef CONFIG_PASN 1559 1.1.1.10 christos #ifdef CONFIG_TESTING_OPTIONS 1560 1.1.1.10 christos conf.force_kdk_derivation = wpa_s->conf->force_kdk_derivation; 1561 1.1.1.10 christos #endif /* CONFIG_TESTING_OPTIONS */ 1562 1.1.1.10 christos #endif /* CONFIG_PASN */ 1563 1.1 christos } 1564 1.1 christos wpa_sm_set_config(wpa_s->wpa, ssid ? &conf : NULL); 1565 1.1 christos } 1566