wpa_supplicant/wpas_glue.c

   1 /*
   2  * WPA Supplicant - Glue code to setup EAPOL and RSN modules
   3  * Copyright (c) 2003-2008, Jouni Malinen <j@w1.fi>
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License version 2 as
   7  * published by the Free Software Foundation.
   8  *
   9  * Alternatively, this software may be distributed under the terms of BSD
  10  * license.
  11  *
  12  * See README and COPYING for more details.
  13  */
  14
  15 #include "includes.h"
  16
  17 #include "common.h"
  18 #include "eapol_supp/eapol_supp_sm.h"
  19 #include "wpa.h"
  20 #include "eloop.h"
  21 #include "config.h"
  22 #include "l2_packet/l2_packet.h"
  23 #include "wpa_common.h"
  24 #include "wpa_supplicant_i.h"
  25 #include "pmksa_cache.h"
  26 #include "mlme.h"
  27 #include "ieee802_11_defs.h"
  28 #include "wpa_ctrl.h"
  29 #include "wpas_glue.h"
  30
  31
  32 #ifndef CONFIG_NO_CONFIG_BLOBS
  33 #if defined(IEEE8021X_EAPOL) || !defined(CONFIG_NO_WPA)
  34 static void wpa_supplicant_set_config_blob(void *ctx,
  35                                            struct wpa_config_blob *blob)
  36 {
  37         struct wpa_supplicant *wpa_s = ctx;
  38         wpa_config_set_blob(wpa_s->conf, blob);
  39         if (wpa_s->conf->update_config) {
  40                 int ret = wpa_config_write(wpa_s->confname, wpa_s->conf);
  41                 if (ret) {
  42                         wpa_printf(MSG_DEBUG, "Failed to update config after "
  43                                    "blob set");
  44                 }
  45         }
  46 }
  47
  48
  49 static const struct wpa_config_blob *
  50 wpa_supplicant_get_config_blob(void *ctx, const char *name)
  51 {
  52         struct wpa_supplicant *wpa_s = ctx;
  53         return wpa_config_get_blob(wpa_s->conf, name);
  54 }
  55 #endif /* defined(IEEE8021X_EAPOL) || !defined(CONFIG_NO_WPA) */
  56 #endif /* CONFIG_NO_CONFIG_BLOBS */
  57
  58
  59 #if defined(IEEE8021X_EAPOL) || !defined(CONFIG_NO_WPA)
  60 static u8 * wpa_alloc_eapol(const struct wpa_supplicant *wpa_s, u8 type,
  61                             const void *data, u16 data_len,
  62                             size_t *msg_len, void **data_pos)
  63 {
  64         struct ieee802_1x_hdr *hdr;
  65
  66         *msg_len = sizeof(*hdr) + data_len;
  67         hdr = os_malloc(*msg_len);
  68         if (hdr == NULL)
  69                 return NULL;
  70
  71         hdr->version = wpa_s->conf->eapol_version;
  72         hdr->type = type;
  73         hdr->length = host_to_be16(data_len);
  74
  75         if (data)
  76                 os_memcpy(hdr + 1, data, data_len);
  77         else
  78                 os_memset(hdr + 1, 0, data_len);
  79
  80         if (data_pos)
  81                 *data_pos = hdr + 1;
  82
  83         return (u8 *) hdr;
  84 }
  85
  86
  87 /**
  88  * wpa_ether_send - Send Ethernet frame
  89  * @wpa_s: Pointer to wpa_supplicant data
  90  * @dest: Destination MAC address
  91  * @proto: Ethertype in host byte order
  92  * @buf: Frame payload starting from IEEE 802.1X header
  93  * @len: Frame payload length
  94  * Returns: >=0 on success, <0 on failure
  95  */
  96 static int wpa_ether_send(struct wpa_supplicant *wpa_s, const u8 *dest,
  97                           u16 proto, const u8 *buf, size_t len)
  98 {
  99         if (wpa_s->l2) {
 100                 return l2_packet_send(wpa_s->l2, dest, proto, buf, len);
 101         }
 102
 103         return wpa_drv_send_eapol(wpa_s, dest, proto, buf, len);
 104 }
 105 #endif /* IEEE8021X_EAPOL || !CONFIG_NO_WPA */
 106
 107
 108 #ifdef IEEE8021X_EAPOL
 109
 110 /**
 111  * wpa_supplicant_eapol_send - Send IEEE 802.1X EAPOL packet to Authenticator
 112  * @ctx: Pointer to wpa_supplicant data (wpa_s)
 113  * @type: IEEE 802.1X packet type (IEEE802_1X_TYPE_*)
 114  * @buf: EAPOL payload (after IEEE 802.1X header)
 115  * @len: EAPOL payload length
 116  * Returns: >=0 on success, <0 on failure
 117  *
 118  * This function adds Ethernet and IEEE 802.1X header and sends the EAPOL frame
 119  * to the current Authenticator.
 120  */
 121 static int wpa_supplicant_eapol_send(void *ctx, int type, const u8 *buf,
 122                                      size_t len)
 123 {
 124         struct wpa_supplicant *wpa_s = ctx;
 125         u8 *msg, *dst, bssid[ETH_ALEN];
 126         size_t msglen;
 127         int res;
 128
 129         /* TODO: could add l2_packet_sendmsg that allows fragments to avoid
 130          * extra copy here */
 131
 132         if (wpa_key_mgmt_wpa_psk(wpa_s->key_mgmt) ||
 133             wpa_s->key_mgmt == WPA_KEY_MGMT_NONE) {
 134                 /* Current SSID is not using IEEE 802.1X/EAP, so drop possible
 135                  * EAPOL frames (mainly, EAPOL-Start) from EAPOL state
 136                  * machines. */
 137                 wpa_printf(MSG_DEBUG, "WPA: drop TX EAPOL in non-IEEE 802.1X "
 138                            "mode (type=%d len=%lu)", type,
 139                            (unsigned long) len);
 140                 return -1;
 141         }
 142
 143         if (pmksa_cache_get_current(wpa_s->wpa) &&
 144             type == IEEE802_1X_TYPE_EAPOL_START) {
 145                 /* Trying to use PMKSA caching - do not send EAPOL-Start frames
 146                  * since they will trigger full EAPOL authentication. */
 147                 wpa_printf(MSG_DEBUG, "RSN: PMKSA caching - do not send "
 148                            "EAPOL-Start");
 149                 return -1;
 150         }
 151
 152         if (is_zero_ether_addr(wpa_s->bssid)) {
 153                 wpa_printf(MSG_DEBUG, "BSSID not set when trying to send an "
 154                            "EAPOL frame");
 155                 if (wpa_drv_get_bssid(wpa_s, bssid) == 0 &&
 156                     !is_zero_ether_addr(bssid)) {
 157                         dst = bssid;
 158                         wpa_printf(MSG_DEBUG, "Using current BSSID " MACSTR
 159                                    " from the driver as the EAPOL destination",
 160                                    MAC2STR(dst));
 161                 } else {
 162                         dst = wpa_s->last_eapol_src;
 163                         wpa_printf(MSG_DEBUG, "Using the source address of the"
 164                                    " last received EAPOL frame " MACSTR " as "
 165                                    "the EAPOL destination",
 166                                    MAC2STR(dst));
 167                 }
 168         } else {
 169                 /* BSSID was already set (from (Re)Assoc event, so use it as
 170                  * the EAPOL destination. */
 171                 dst = wpa_s->bssid;
 172         }
 173
 174         msg = wpa_alloc_eapol(wpa_s, type, buf, len, &msglen, NULL);
 175         if (msg == NULL)
 176                 return -1;
 177
 178         wpa_printf(MSG_DEBUG, "TX EAPOL: dst=" MACSTR, MAC2STR(dst));
 179         wpa_hexdump(MSG_MSGDUMP, "TX EAPOL", msg, msglen);
 180         res = wpa_ether_send(wpa_s, dst, ETH_P_EAPOL, msg, msglen);
 181         os_free(msg);
 182         return res;
 183 }
 184
 185
 186 /**
 187  * wpa_eapol_set_wep_key - set WEP key for the driver
 188  * @ctx: Pointer to wpa_supplicant data (wpa_s)
 189  * @unicast: 1 = individual unicast key, 0 = broadcast key
 190  * @keyidx: WEP key index (0..3)
 191  * @key: Pointer to key data
 192  * @keylen: Key length in bytes
 193  * Returns: 0 on success or < 0 on error.
 194  */
 195 static int wpa_eapol_set_wep_key(void *ctx, int unicast, int keyidx,
 196                                  const u8 *key, size_t keylen)
 197 {
 198         struct wpa_supplicant *wpa_s = ctx;
 199         if (wpa_s->key_mgmt == WPA_KEY_MGMT_IEEE8021X_NO_WPA) {
 200                 int cipher = (keylen == 5) ? WPA_CIPHER_WEP40 :
 201                         WPA_CIPHER_WEP104;
 202                 if (unicast)
 203                         wpa_s->pairwise_cipher = cipher;
 204                 else
 205                         wpa_s->group_cipher = cipher;
 206         }
 207         return wpa_drv_set_key(wpa_s, WPA_ALG_WEP,
 208                                unicast ? wpa_s->bssid :
 209                                (u8 *) "\xff\xff\xff\xff\xff\xff",
 210                                keyidx, unicast, (u8 *) "", 0, key, keylen);
 211 }
 212
 213
 214 static void wpa_supplicant_aborted_cached(void *ctx)
 215 {
 216         struct wpa_supplicant *wpa_s = ctx;
 217         wpa_sm_aborted_cached(wpa_s->wpa);
 218 }
 219
 220
 221 static void wpa_supplicant_eapol_cb(struct eapol_sm *eapol, int success,
 222                                     void *ctx)
 223 {
 224         struct wpa_supplicant *wpa_s = ctx;
 225         int res, pmk_len;
 226         u8 pmk[PMK_LEN];
 227
 228         wpa_printf(MSG_DEBUG, "EAPOL authentication completed %ssuccessfully",
 229                    success ? "" : "un");
 230
 231         if (!success) {
 232                 /*
 233                  * Make sure we do not get stuck here waiting for long EAPOL
 234                  * timeout if the AP does not disconnect in case of
 235                  * authentication failure.
 236                  */
 237                 wpa_supplicant_req_auth_timeout(wpa_s, 2, 0);
 238         }
 239
 240         if (!success || !wpa_s->driver_4way_handshake)
 241                 return;
 242
 243         if (!wpa_key_mgmt_wpa_ieee8021x(wpa_s->key_mgmt))
 244                 return;
 245
 246         wpa_printf(MSG_DEBUG, "Configure PMK for driver-based RSN 4-way "
 247                    "handshake");
 248
 249         pmk_len = PMK_LEN;
 250         res = eapol_sm_get_key(eapol, pmk, PMK_LEN);
 251         if (res) {
 252                 /*
 253                  * EAP-LEAP is an exception from other EAP methods: it
 254                  * uses only 16-byte PMK.
 255                  */
 256                 res = eapol_sm_get_key(eapol, pmk, 16);
 257                 pmk_len = 16;
 258         }
 259
 260         if (res) {
 261                 wpa_printf(MSG_DEBUG, "Failed to get PMK from EAPOL state "
 262                            "machines");
 263                 return;
 264         }
 265
 266         if (wpa_drv_set_key(wpa_s, WPA_ALG_PMK, NULL, 0, 0, NULL, 0, pmk,
 267                             pmk_len)) {
 268                 wpa_printf(MSG_DEBUG, "Failed to set PMK to the driver");
 269         }
 270
 271         wpa_supplicant_cancel_scan(wpa_s);
 272         wpa_supplicant_cancel_auth_timeout(wpa_s);
 273         wpa_supplicant_set_state(wpa_s, WPA_COMPLETED);
 274
 275 }
 276
 277
 278 static void wpa_supplicant_notify_eapol_done(void *ctx)
 279 {
 280         struct wpa_supplicant *wpa_s = ctx;
 281         wpa_msg(wpa_s, MSG_DEBUG, "WPA: EAPOL processing complete");
 282         if (wpa_key_mgmt_wpa_ieee8021x(wpa_s->key_mgmt)) {
 283                 wpa_supplicant_set_state(wpa_s, WPA_4WAY_HANDSHAKE);
 284         } else {
 285                 wpa_supplicant_cancel_auth_timeout(wpa_s);
 286                 wpa_supplicant_set_state(wpa_s, WPA_COMPLETED);
 287         }
 288 }
 289
 290 #endif /* IEEE8021X_EAPOL */
 291
 292
 293 #ifndef CONFIG_NO_WPA
 294
 295 static int wpa_get_beacon_ie(struct wpa_supplicant *wpa_s)
 296 {
 297         size_t i;
 298         int ret = 0;
 299         struct wpa_scan_res *curr = NULL;
 300         struct wpa_ssid *ssid = wpa_s->current_ssid;
 301         const u8 *ie;
 302
 303         if (wpa_s->scan_res == NULL)
 304                 return -1;
 305
 306         for (i = 0; i < wpa_s->scan_res->num; i++) {
 307                 struct wpa_scan_res *r = wpa_s->scan_res->res[i];
 308                 if (os_memcmp(r->bssid, wpa_s->bssid, ETH_ALEN) != 0)
 309                         continue;
 310                 ie = wpa_scan_get_ie(r, WLAN_EID_SSID);
 311                 if (ssid == NULL ||
 312                     ((ie && ie[1] == ssid->ssid_len &&
 313                       os_memcmp(ie + 2, ssid->ssid, ssid->ssid_len) == 0) ||
 314                      ssid->ssid_len == 0)) {
 315                         curr = r;
 316                         break;
 317                 }
 318         }
 319
 320         if (curr) {
 321                 ie = wpa_scan_get_vendor_ie(curr, WPA_IE_VENDOR_TYPE);
 322                 if (wpa_sm_set_ap_wpa_ie(wpa_s->wpa, ie, ie ? 2 + ie[1] : 0))
 323                         ret = -1;
 324
 325                 ie = wpa_scan_get_ie(curr, WLAN_EID_RSN);
 326                 if (wpa_sm_set_ap_rsn_ie(wpa_s->wpa, ie, ie ? 2 + ie[1] : 0))
 327                         ret = -1;
 328         } else {
 329                 ret = -1;
 330         }
 331
 332         return ret;
 333 }
 334
 335
 336 static int wpa_supplicant_get_beacon_ie(void *ctx)
 337 {
 338         struct wpa_supplicant *wpa_s = ctx;
 339         if (wpa_get_beacon_ie(wpa_s) == 0) {
 340                 return 0;
 341         }
 342
 343         /* No WPA/RSN IE found in the cached scan results. Try to get updated
 344          * scan results from the driver. */
 345         if (wpa_supplicant_get_scan_results(wpa_s) < 0) {
 346                 return -1;
 347         }
 348
 349         return wpa_get_beacon_ie(wpa_s);
 350 }
 351
 352
 353 static u8 * _wpa_alloc_eapol(void *wpa_s, u8 type,
 354                              const void *data, u16 data_len,
 355                              size_t *msg_len, void **data_pos)
 356 {
 357         return wpa_alloc_eapol(wpa_s, type, data, data_len, msg_len, data_pos);
 358 }
 359
 360
 361 static int _wpa_ether_send(void *wpa_s, const u8 *dest, u16 proto,
 362                            const u8 *buf, size_t len)
 363 {
 364         return wpa_ether_send(wpa_s, dest, proto, buf, len);
 365 }
 366
 367
 368 static void _wpa_supplicant_cancel_auth_timeout(void *wpa_s)
 369 {
 370         wpa_supplicant_cancel_auth_timeout(wpa_s);
 371 }
 372
 373
 374 static void _wpa_supplicant_set_state(void *wpa_s, wpa_states state)
 375 {
 376         wpa_supplicant_set_state(wpa_s, state);
 377 }
 378
 379
 380 /**
 381  * wpa_supplicant_get_state - Get the connection state
 382  * @wpa_s: Pointer to wpa_supplicant data
 383  * Returns: The current connection state (WPA_*)
 384  */
 385 static wpa_states wpa_supplicant_get_state(struct wpa_supplicant *wpa_s)
 386 {
 387         return wpa_s->wpa_state;
 388 }
 389
 390
 391 static wpa_states _wpa_supplicant_get_state(void *wpa_s)
 392 {
 393         return wpa_supplicant_get_state(wpa_s);
 394 }
 395
 396
 397 static void _wpa_supplicant_disassociate(void *wpa_s, int reason_code)
 398 {
 399         wpa_supplicant_disassociate(wpa_s, reason_code);
 400         /* Schedule a scan to make sure we continue looking for networks */
 401         wpa_supplicant_req_scan(wpa_s, 0, 0);
 402 }
 403
 404
 405 static void _wpa_supplicant_deauthenticate(void *wpa_s, int reason_code)
 406 {
 407         wpa_supplicant_deauthenticate(wpa_s, reason_code);
 408         /* Schedule a scan to make sure we continue looking for networks */
 409         wpa_supplicant_req_scan(wpa_s, 0, 0);
 410 }
 411
 412
 413 static void * wpa_supplicant_get_network_ctx(void *wpa_s)
 414 {
 415         return wpa_supplicant_get_ssid(wpa_s);
 416 }
 417
 418
 419 static int wpa_supplicant_get_bssid(void *ctx, u8 *bssid)
 420 {
 421         struct wpa_supplicant *wpa_s = ctx;
 422         if (wpa_s->use_client_mlme) {
 423                 os_memcpy(bssid, wpa_s->bssid, ETH_ALEN);
 424                 return 0;
 425         }
 426         return wpa_drv_get_bssid(wpa_s, bssid);
 427 }
 428
 429
 430 static int wpa_supplicant_set_key(void *wpa_s, wpa_alg alg,
 431                                   const u8 *addr, int key_idx, int set_tx,
 432                                   const u8 *seq, size_t seq_len,
 433                                   const u8 *key, size_t key_len)
 434 {
 435         return wpa_drv_set_key(wpa_s, alg, addr, key_idx, set_tx, seq, seq_len,
 436                                key, key_len);
 437 }
 438
 439
 440 static int wpa_supplicant_mlme_setprotection(void *wpa_s, const u8 *addr,
 441                                              int protection_type,
 442                                              int key_type)
 443 {
 444         return wpa_drv_mlme_setprotection(wpa_s, addr, protection_type,
 445                                           key_type);
 446 }
 447
 448
 449 static int wpa_supplicant_add_pmkid(void *wpa_s,
 450                                     const u8 *bssid, const u8 *pmkid)
 451 {
 452         return wpa_drv_add_pmkid(wpa_s, bssid, pmkid);
 453 }
 454
 455
 456 static int wpa_supplicant_remove_pmkid(void *wpa_s,
 457                                        const u8 *bssid, const u8 *pmkid)
 458 {
 459         return wpa_drv_remove_pmkid(wpa_s, bssid, pmkid);
 460 }
 461
 462
 463 #ifdef CONFIG_IEEE80211R
 464 static int wpa_supplicant_update_ft_ies(void *ctx, const u8 *md,
 465                                         const u8 *ies, size_t ies_len)
 466 {
 467         struct wpa_supplicant *wpa_s = ctx;
 468         if (wpa_s->use_client_mlme)
 469                 return ieee80211_sta_update_ft_ies(wpa_s, md, ies, ies_len);
 470         return wpa_drv_update_ft_ies(wpa_s, md, ies, ies_len);
 471 }
 472
 473
 474 static int wpa_supplicant_send_ft_action(void *ctx, u8 action,
 475                                          const u8 *target_ap,
 476                                          const u8 *ies, size_t ies_len)
 477 {
 478         struct wpa_supplicant *wpa_s = ctx;
 479         if (wpa_s->use_client_mlme)
 480                 return ieee80211_sta_send_ft_action(wpa_s, action, target_ap,
 481                                                     ies, ies_len);
 482         return wpa_drv_send_ft_action(wpa_s, action, target_ap, ies, ies_len);
 483 }
 484 #endif /* CONFIG_IEEE80211R */
 485
 486 #endif /* CONFIG_NO_WPA */
 487
 488
 489 #if defined(CONFIG_CTRL_IFACE) || !defined(CONFIG_NO_STDOUT_DEBUG)
 490 static void wpa_supplicant_eap_param_needed(void *ctx, const char *field,
 491                                             const char *txt)
 492 {
 493         struct wpa_supplicant *wpa_s = ctx;
 494         struct wpa_ssid *ssid = wpa_s->current_ssid;
 495         char *buf;
 496         size_t buflen;
 497         int len;
 498
 499         if (ssid == NULL)
 500                 return;
 501
 502         buflen = 100 + os_strlen(txt) + ssid->ssid_len;
 503         buf = os_malloc(buflen);
 504         if (buf == NULL)
 505                 return;
 506         len = os_snprintf(buf, buflen,
 507                           WPA_CTRL_REQ "%s-%d:%s needed for SSID ",
 508                           field, ssid->id, txt);
 509         if (len < 0 || (size_t) len >= buflen) {
 510                 os_free(buf);
 511                 return;
 512         }
 513         if (ssid->ssid && buflen > len + ssid->ssid_len) {
 514                 os_memcpy(buf + len, ssid->ssid, ssid->ssid_len);
 515                 len += ssid->ssid_len;
 516                 buf[len] = '\0';
 517         }
 518         buf[buflen - 1] = '\0';
 519         wpa_msg(wpa_s, MSG_INFO, "%s", buf);
 520         os_free(buf);
 521 }
 522 #else /* CONFIG_CTRL_IFACE || !CONFIG_NO_STDOUT_DEBUG */
 523 #define wpa_supplicant_eap_param_needed NULL
 524 #endif /* CONFIG_CTRL_IFACE || !CONFIG_NO_STDOUT_DEBUG */
 525
 526
 527 int wpa_supplicant_init_eapol(struct wpa_supplicant *wpa_s)
 528 {
 529 #ifdef IEEE8021X_EAPOL
 530         struct eapol_ctx *ctx;
 531         ctx = os_zalloc(sizeof(*ctx));
 532         if (ctx == NULL) {
 533                 wpa_printf(MSG_ERROR, "Failed to allocate EAPOL context.");
 534                 return -1;
 535         }
 536
 537         ctx->ctx = wpa_s;
 538         ctx->msg_ctx = wpa_s;
 539         ctx->eapol_send_ctx = wpa_s;
 540         ctx->preauth = 0;
 541         ctx->eapol_done_cb = wpa_supplicant_notify_eapol_done;
 542         ctx->eapol_send = wpa_supplicant_eapol_send;
 543         ctx->set_wep_key = wpa_eapol_set_wep_key;
 544         ctx->set_config_blob = wpa_supplicant_set_config_blob;
 545         ctx->get_config_blob = wpa_supplicant_get_config_blob;
 546         ctx->aborted_cached = wpa_supplicant_aborted_cached;
 547 #ifdef EAP_TLS_OPENSSL
 548         ctx->opensc_engine_path = wpa_s->conf->opensc_engine_path;
 549         ctx->pkcs11_engine_path = wpa_s->conf->pkcs11_engine_path;
 550         ctx->pkcs11_module_path = wpa_s->conf->pkcs11_module_path;
 551 #endif /* EAP_TLS_OPENSSL */
 552         ctx->eap_param_needed = wpa_supplicant_eap_param_needed;
 553         ctx->cb = wpa_supplicant_eapol_cb;
 554         ctx->cb_ctx = wpa_s;
 555         wpa_s->eapol = eapol_sm_init(ctx);
 556         if (wpa_s->eapol == NULL) {
 557                 os_free(ctx);
 558                 wpa_printf(MSG_ERROR, "Failed to initialize EAPOL state "
 559                            "machines.");
 560                 return -1;
 561         }
 562 #endif /* IEEE8021X_EAPOL */
 563
 564         return 0;
 565 }
 566
 567
 568 int wpa_supplicant_init_wpa(struct wpa_supplicant *wpa_s)
 569 {
 570 #ifndef CONFIG_NO_WPA
 571         struct wpa_sm_ctx *ctx;
 572         ctx = os_zalloc(sizeof(*ctx));
 573         if (ctx == NULL) {
 574                 wpa_printf(MSG_ERROR, "Failed to allocate WPA context.");
 575                 return -1;
 576         }
 577
 578         ctx->ctx = wpa_s;
 579         ctx->set_state = _wpa_supplicant_set_state;
 580         ctx->get_state = _wpa_supplicant_get_state;
 581         ctx->deauthenticate = _wpa_supplicant_deauthenticate;
 582         ctx->disassociate = _wpa_supplicant_disassociate;
 583         ctx->set_key = wpa_supplicant_set_key;
 584         ctx->get_network_ctx = wpa_supplicant_get_network_ctx;
 585         ctx->get_bssid = wpa_supplicant_get_bssid;
 586         ctx->ether_send = _wpa_ether_send;
 587         ctx->get_beacon_ie = wpa_supplicant_get_beacon_ie;
 588         ctx->alloc_eapol = _wpa_alloc_eapol;
 589         ctx->cancel_auth_timeout = _wpa_supplicant_cancel_auth_timeout;
 590         ctx->add_pmkid = wpa_supplicant_add_pmkid;
 591         ctx->remove_pmkid = wpa_supplicant_remove_pmkid;
 592 #ifndef CONFIG_NO_CONFIG_BLOBS
 593         ctx->set_config_blob = wpa_supplicant_set_config_blob;
 594         ctx->get_config_blob = wpa_supplicant_get_config_blob;
 595 #endif /* CONFIG_NO_CONFIG_BLOBS */
 596         ctx->mlme_setprotection = wpa_supplicant_mlme_setprotection;
 597 #ifdef CONFIG_IEEE80211R
 598         ctx->update_ft_ies = wpa_supplicant_update_ft_ies;
 599         ctx->send_ft_action = wpa_supplicant_send_ft_action;
 600 #endif /* CONFIG_IEEE80211R */
 601
 602         wpa_s->wpa = wpa_sm_init(ctx);
 603         if (wpa_s->wpa == NULL) {
 604                 wpa_printf(MSG_ERROR, "Failed to initialize WPA state "
 605                            "machine");
 606                 return -1;
 607         }
 608 #endif /* CONFIG_NO_WPA */
 609
 610         return 0;
 611 }
 612
 613
 614 void wpa_supplicant_rsn_supp_set_config(struct wpa_supplicant *wpa_s,
 615                                         struct wpa_ssid *ssid)
 616 {
 617         struct rsn_supp_config conf;
 618         if (ssid) {
 619                 os_memset(&conf, 0, sizeof(conf));
 620                 conf.network_ctx = ssid;
 621                 conf.peerkey_enabled = ssid->peerkey;
 622                 conf.allowed_pairwise_cipher = ssid->pairwise_cipher;
 623 #ifdef IEEE8021X_EAPOL
 624                 conf.eap_workaround = ssid->eap_workaround;
 625                 conf.eap_conf_ctx = &ssid->eap;
 626 #endif /* IEEE8021X_EAPOL */
 627                 conf.ssid = ssid->ssid;
 628                 conf.ssid_len = ssid->ssid_len;
 629                 conf.wpa_ptk_rekey = ssid->wpa_ptk_rekey;
 630         }
 631         wpa_sm_set_config(wpa_s->wpa, ssid ? &conf : NULL);
 632 }