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 #include "wps_supplicant.h"
  31
  32
  33 #ifndef CONFIG_NO_CONFIG_BLOBS
  34 #if defined(IEEE8021X_EAPOL) || !defined(CONFIG_NO_WPA)
  35 static void wpa_supplicant_set_config_blob(void *ctx,
  36                                            struct wpa_config_blob *blob)
  37 {
  38         struct wpa_supplicant *wpa_s = ctx;
  39         wpa_config_set_blob(wpa_s->conf, blob);
  40         if (wpa_s->conf->update_config) {
  41                 int ret = wpa_config_write(wpa_s->confname, wpa_s->conf);
  42                 if (ret) {
  43                         wpa_printf(MSG_DEBUG, "Failed to update config after "
  44                                    "blob set");
  45                 }
  46         }
  47 }
  48
  49
  50 static const struct wpa_config_blob *
  51 wpa_supplicant_get_config_blob(void *ctx, const char *name)
  52 {
  53         struct wpa_supplicant *wpa_s = ctx;
  54         return wpa_config_get_blob(wpa_s->conf, name);
  55 }
  56 #endif /* defined(IEEE8021X_EAPOL) || !defined(CONFIG_NO_WPA) */
  57 #endif /* CONFIG_NO_CONFIG_BLOBS */
  58
  59
  60 #if defined(IEEE8021X_EAPOL) || !defined(CONFIG_NO_WPA)
  61 static u8 * wpa_alloc_eapol(const struct wpa_supplicant *wpa_s, u8 type,
  62                             const void *data, u16 data_len,
  63                             size_t *msg_len, void **data_pos)
  64 {
  65         struct ieee802_1x_hdr *hdr;
  66
  67         *msg_len = sizeof(*hdr) + data_len;
  68         hdr = os_malloc(*msg_len);
  69         if (hdr == NULL)
  70                 return NULL;
  71
  72         hdr->version = wpa_s->conf->eapol_version;
  73         hdr->type = type;
  74         hdr->length = host_to_be16(data_len);
  75
  76         if (data)
  77                 os_memcpy(hdr + 1, data, data_len);
  78         else
  79                 os_memset(hdr + 1, 0, data_len);
  80
  81         if (data_pos)
  82                 *data_pos = hdr + 1;
  83
  84         return (u8 *) hdr;
  85 }
  86
  87
  88 /**
  89  * wpa_ether_send - Send Ethernet frame
  90  * @wpa_s: Pointer to wpa_supplicant data
  91  * @dest: Destination MAC address
  92  * @proto: Ethertype in host byte order
  93  * @buf: Frame payload starting from IEEE 802.1X header
  94  * @len: Frame payload length
  95  * Returns: >=0 on success, <0 on failure
  96  */
  97 static int wpa_ether_send(struct wpa_supplicant *wpa_s, const u8 *dest,
  98                           u16 proto, const u8 *buf, size_t len)
  99 {
 100         if (wpa_s->l2) {
 101                 return l2_packet_send(wpa_s->l2, dest, proto, buf, len);
 102         }
 103
 104         return wpa_drv_send_eapol(wpa_s, dest, proto, buf, len);
 105 }
 106 #endif /* IEEE8021X_EAPOL || !CONFIG_NO_WPA */
 107
 108
 109 #ifdef IEEE8021X_EAPOL
 110
 111 /**
 112  * wpa_supplicant_eapol_send - Send IEEE 802.1X EAPOL packet to Authenticator
 113  * @ctx: Pointer to wpa_supplicant data (wpa_s)
 114  * @type: IEEE 802.1X packet type (IEEE802_1X_TYPE_*)
 115  * @buf: EAPOL payload (after IEEE 802.1X header)
 116  * @len: EAPOL payload length
 117  * Returns: >=0 on success, <0 on failure
 118  *
 119  * This function adds Ethernet and IEEE 802.1X header and sends the EAPOL frame
 120  * to the current Authenticator.
 121  */
 122 static int wpa_supplicant_eapol_send(void *ctx, int type, const u8 *buf,
 123                                      size_t len)
 124 {
 125         struct wpa_supplicant *wpa_s = ctx;
 126         u8 *msg, *dst, bssid[ETH_ALEN];
 127         size_t msglen;
 128         int res;
 129
 130         /* TODO: could add l2_packet_sendmsg that allows fragments to avoid
 131          * extra copy here */
 132
 133         if (wpa_key_mgmt_wpa_psk(wpa_s->key_mgmt) ||
 134             wpa_s->key_mgmt == WPA_KEY_MGMT_NONE) {
 135                 /* Current SSID is not using IEEE 802.1X/EAP, so drop possible
 136                  * EAPOL frames (mainly, EAPOL-Start) from EAPOL state
 137                  * machines. */
 138                 wpa_printf(MSG_DEBUG, "WPA: drop TX EAPOL in non-IEEE 802.1X "
 139                            "mode (type=%d len=%lu)", type,
 140                            (unsigned long) len);
 141                 return -1;
 142         }
 143
 144         if (pmksa_cache_get_current(wpa_s->wpa) &&
 145             type == IEEE802_1X_TYPE_EAPOL_START) {
 146                 /* Trying to use PMKSA caching - do not send EAPOL-Start frames
 147                  * since they will trigger full EAPOL authentication. */
 148                 wpa_printf(MSG_DEBUG, "RSN: PMKSA caching - do not send "
 149                            "EAPOL-Start");
 150                 return -1;
 151         }
 152
 153         if (is_zero_ether_addr(wpa_s->bssid)) {
 154                 wpa_printf(MSG_DEBUG, "BSSID not set when trying to send an "
 155                            "EAPOL frame");
 156                 if (wpa_drv_get_bssid(wpa_s, bssid) == 0 &&
 157                     !is_zero_ether_addr(bssid)) {
 158                         dst = bssid;
 159                         wpa_printf(MSG_DEBUG, "Using current BSSID " MACSTR
 160                                    " from the driver as the EAPOL destination",
 161                                    MAC2STR(dst));
 162                 } else {
 163                         dst = wpa_s->last_eapol_src;
 164                         wpa_printf(MSG_DEBUG, "Using the source address of the"
 165                                    " last received EAPOL frame " MACSTR " as "
 166                                    "the EAPOL destination",
 167                                    MAC2STR(dst));
 168                 }
 169         } else {
 170                 /* BSSID was already set (from (Re)Assoc event, so use it as
 171                  * the EAPOL destination. */
 172                 dst = wpa_s->bssid;
 173         }
 174
 175         msg = wpa_alloc_eapol(wpa_s, type, buf, len, &msglen, NULL);
 176         if (msg == NULL)
 177                 return -1;
 178
 179         wpa_printf(MSG_DEBUG, "TX EAPOL: dst=" MACSTR, MAC2STR(dst));
 180         wpa_hexdump(MSG_MSGDUMP, "TX EAPOL", msg, msglen);
 181         res = wpa_ether_send(wpa_s, dst, ETH_P_EAPOL, msg, msglen);
 182         os_free(msg);
 183         return res;
 184 }
 185
 186
 187 /**
 188  * wpa_eapol_set_wep_key - set WEP key for the driver
 189  * @ctx: Pointer to wpa_supplicant data (wpa_s)
 190  * @unicast: 1 = individual unicast key, 0 = broadcast key
 191  * @keyidx: WEP key index (0..3)
 192  * @key: Pointer to key data
 193  * @keylen: Key length in bytes
 194  * Returns: 0 on success or < 0 on error.
 195  */
 196 static int wpa_eapol_set_wep_key(void *ctx, int unicast, int keyidx,
 197                                  const u8 *key, size_t keylen)
 198 {
 199         struct wpa_supplicant *wpa_s = ctx;
 200         if (wpa_s->key_mgmt == WPA_KEY_MGMT_IEEE8021X_NO_WPA) {
 201                 int cipher = (keylen == 5) ? WPA_CIPHER_WEP40 :
 202                         WPA_CIPHER_WEP104;
 203                 if (unicast)
 204                         wpa_s->pairwise_cipher = cipher;
 205                 else
 206                         wpa_s->group_cipher = cipher;
 207         }
 208         return wpa_drv_set_key(wpa_s, WPA_ALG_WEP,
 209                                unicast ? wpa_s->bssid :
 210                                (u8 *) "\xff\xff\xff\xff\xff\xff",
 211                                keyidx, unicast, (u8 *) "", 0, key, keylen);
 212 }
 213
 214
 215 static void wpa_supplicant_aborted_cached(void *ctx)
 216 {
 217         struct wpa_supplicant *wpa_s = ctx;
 218         wpa_sm_aborted_cached(wpa_s->wpa);
 219 }
 220
 221
 222 static void wpa_supplicant_eapol_cb(struct eapol_sm *eapol, int success,
 223                                     void *ctx)
 224 {
 225         struct wpa_supplicant *wpa_s = ctx;
 226         int res, pmk_len;
 227         u8 pmk[PMK_LEN];
 228
 229         wpa_printf(MSG_DEBUG, "EAPOL authentication completed %ssuccessfully",
 230                    success ? "" : "un");
 231
 232         if (wpas_wps_eapol_cb(wpa_s) > 0)
 233                 return;
 234
 235         if (!success) {
 236                 /*
 237                  * Make sure we do not get stuck here waiting for long EAPOL
 238                  * timeout if the AP does not disconnect in case of
 239                  * authentication failure.
 240                  */
 241                 wpa_supplicant_req_auth_timeout(wpa_s, 2, 0);
 242         }
 243
 244         if (!success || !wpa_s->driver_4way_handshake)
 245                 return;
 246
 247         if (!wpa_key_mgmt_wpa_ieee8021x(wpa_s->key_mgmt))
 248                 return;
 249
 250         wpa_printf(MSG_DEBUG, "Configure PMK for driver-based RSN 4-way "
 251                    "handshake");
 252
 253         pmk_len = PMK_LEN;
 254         res = eapol_sm_get_key(eapol, pmk, PMK_LEN);
 255         if (res) {
 256                 /*
 257                  * EAP-LEAP is an exception from other EAP methods: it
 258                  * uses only 16-byte PMK.
 259                  */
 260                 res = eapol_sm_get_key(eapol, pmk, 16);
 261                 pmk_len = 16;
 262         }
 263
 264         if (res) {
 265                 wpa_printf(MSG_DEBUG, "Failed to get PMK from EAPOL state "
 266                            "machines");
 267                 return;
 268         }
 269
 270         if (wpa_drv_set_key(wpa_s, WPA_ALG_PMK, NULL, 0, 0, NULL, 0, pmk,
 271                             pmk_len)) {
 272                 wpa_printf(MSG_DEBUG, "Failed to set PMK to the driver");
 273         }
 274
 275         wpa_supplicant_cancel_scan(wpa_s);
 276         wpa_supplicant_cancel_auth_timeout(wpa_s);
 277         wpa_supplicant_set_state(wpa_s, WPA_COMPLETED);
 278
 279 }
 280
 281
 282 static void wpa_supplicant_notify_eapol_done(void *ctx)
 283 {
 284         struct wpa_supplicant *wpa_s = ctx;
 285         wpa_msg(wpa_s, MSG_DEBUG, "WPA: EAPOL processing complete");
 286         if (wpa_key_mgmt_wpa_ieee8021x(wpa_s->key_mgmt)) {
 287                 wpa_supplicant_set_state(wpa_s, WPA_4WAY_HANDSHAKE);
 288         } else {
 289                 wpa_supplicant_cancel_auth_timeout(wpa_s);
 290                 wpa_supplicant_set_state(wpa_s, WPA_COMPLETED);
 291         }
 292 }
 293
 294 #endif /* IEEE8021X_EAPOL */
 295
 296
 297 #ifndef CONFIG_NO_WPA
 298
 299 static int wpa_get_beacon_ie(struct wpa_supplicant *wpa_s)
 300 {
 301         size_t i;
 302         int ret = 0;
 303         struct wpa_scan_res *curr = NULL;
 304         struct wpa_ssid *ssid = wpa_s->current_ssid;
 305         const u8 *ie;
 306
 307         if (wpa_s->scan_res == NULL)
 308                 return -1;
 309
 310         for (i = 0; i < wpa_s->scan_res->num; i++) {
 311                 struct wpa_scan_res *r = wpa_s->scan_res->res[i];
 312                 if (os_memcmp(r->bssid, wpa_s->bssid, ETH_ALEN) != 0)
 313                         continue;
 314                 ie = wpa_scan_get_ie(r, WLAN_EID_SSID);
 315                 if (ssid == NULL ||
 316                     ((ie && ie[1] == ssid->ssid_len &&
 317                       os_memcmp(ie + 2, ssid->ssid, ssid->ssid_len) == 0) ||
 318                      ssid->ssid_len == 0)) {
 319                         curr = r;
 320                         break;
 321                 }
 322         }
 323
 324         if (curr) {
 325                 ie = wpa_scan_get_vendor_ie(curr, WPA_IE_VENDOR_TYPE);
 326                 if (wpa_sm_set_ap_wpa_ie(wpa_s->wpa, ie, ie ? 2 + ie[1] : 0))
 327                         ret = -1;
 328
 329                 ie = wpa_scan_get_ie(curr, WLAN_EID_RSN);
 330                 if (wpa_sm_set_ap_rsn_ie(wpa_s->wpa, ie, ie ? 2 + ie[1] : 0))
 331                         ret = -1;
 332         } else {
 333                 ret = -1;
 334         }
 335
 336         return ret;
 337 }
 338
 339
 340 static int wpa_supplicant_get_beacon_ie(void *ctx)
 341 {
 342         struct wpa_supplicant *wpa_s = ctx;
 343         if (wpa_get_beacon_ie(wpa_s) == 0) {
 344                 return 0;
 345         }
 346
 347         /* No WPA/RSN IE found in the cached scan results. Try to get updated
 348          * scan results from the driver. */
 349         if (wpa_supplicant_get_scan_results(wpa_s) < 0) {
 350                 return -1;
 351         }
 352
 353         return wpa_get_beacon_ie(wpa_s);
 354 }
 355
 356
 357 static u8 * _wpa_alloc_eapol(void *wpa_s, u8 type,
 358                              const void *data, u16 data_len,
 359                              size_t *msg_len, void **data_pos)
 360 {
 361         return wpa_alloc_eapol(wpa_s, type, data, data_len, msg_len, data_pos);
 362 }
 363
 364
 365 static int _wpa_ether_send(void *wpa_s, const u8 *dest, u16 proto,
 366                            const u8 *buf, size_t len)
 367 {
 368         return wpa_ether_send(wpa_s, dest, proto, buf, len);
 369 }
 370
 371
 372 static void _wpa_supplicant_cancel_auth_timeout(void *wpa_s)
 373 {
 374         wpa_supplicant_cancel_auth_timeout(wpa_s);
 375 }
 376
 377
 378 static void _wpa_supplicant_set_state(void *wpa_s, wpa_states state)
 379 {
 380         wpa_supplicant_set_state(wpa_s, state);
 381 }
 382
 383
 384 /**
 385  * wpa_supplicant_get_state - Get the connection state
 386  * @wpa_s: Pointer to wpa_supplicant data
 387  * Returns: The current connection state (WPA_*)
 388  */
 389 static wpa_states wpa_supplicant_get_state(struct wpa_supplicant *wpa_s)
 390 {
 391         return wpa_s->wpa_state;
 392 }
 393
 394
 395 static wpa_states _wpa_supplicant_get_state(void *wpa_s)
 396 {
 397         return wpa_supplicant_get_state(wpa_s);
 398 }
 399
 400
 401 static void _wpa_supplicant_disassociate(void *wpa_s, int reason_code)
 402 {
 403         wpa_supplicant_disassociate(wpa_s, reason_code);
 404         /* Schedule a scan to make sure we continue looking for networks */
 405         wpa_supplicant_req_scan(wpa_s, 0, 0);
 406 }
 407
 408
 409 static void _wpa_supplicant_deauthenticate(void *wpa_s, int reason_code)
 410 {
 411         wpa_supplicant_deauthenticate(wpa_s, reason_code);
 412         /* Schedule a scan to make sure we continue looking for networks */
 413         wpa_supplicant_req_scan(wpa_s, 0, 0);
 414 }
 415
 416
 417 static void * wpa_supplicant_get_network_ctx(void *wpa_s)
 418 {
 419         return wpa_supplicant_get_ssid(wpa_s);
 420 }
 421
 422
 423 static int wpa_supplicant_get_bssid(void *ctx, u8 *bssid)
 424 {
 425         struct wpa_supplicant *wpa_s = ctx;
 426         if (wpa_s->use_client_mlme) {
 427                 os_memcpy(bssid, wpa_s->bssid, ETH_ALEN);
 428                 return 0;
 429         }
 430         return wpa_drv_get_bssid(wpa_s, bssid);
 431 }
 432
 433
 434 static int wpa_supplicant_set_key(void *_wpa_s, wpa_alg alg,
 435                                   const u8 *addr, int key_idx, int set_tx,
 436                                   const u8 *seq, size_t seq_len,
 437                                   const u8 *key, size_t key_len)
 438 {
 439         struct wpa_supplicant *wpa_s = _wpa_s;
 440         if (alg == WPA_ALG_TKIP && key_idx == 0 && key_len == 32) {
 441                 /* Clear the MIC error counter when setting a new PTK. */
 442                 wpa_s->mic_errors_seen = 0;
 443         }
 444         return wpa_drv_set_key(wpa_s, alg, addr, key_idx, set_tx, seq, seq_len,
 445                                key, key_len);
 446 }
 447
 448
 449 static int wpa_supplicant_mlme_setprotection(void *wpa_s, const u8 *addr,
 450                                              int protection_type,
 451                                              int key_type)
 452 {
 453         return wpa_drv_mlme_setprotection(wpa_s, addr, protection_type,
 454                                           key_type);
 455 }
 456
 457
 458 static int wpa_supplicant_add_pmkid(void *wpa_s,
 459                                     const u8 *bssid, const u8 *pmkid)
 460 {
 461         return wpa_drv_add_pmkid(wpa_s, bssid, pmkid);
 462 }
 463
 464
 465 static int wpa_supplicant_remove_pmkid(void *wpa_s,
 466                                        const u8 *bssid, const u8 *pmkid)
 467 {
 468         return wpa_drv_remove_pmkid(wpa_s, bssid, pmkid);
 469 }
 470
 471
 472 #ifdef CONFIG_IEEE80211R
 473 static int wpa_supplicant_update_ft_ies(void *ctx, const u8 *md,
 474                                         const u8 *ies, size_t ies_len)
 475 {
 476         struct wpa_supplicant *wpa_s = ctx;
 477         if (wpa_s->use_client_mlme)
 478                 return ieee80211_sta_update_ft_ies(wpa_s, md, ies, ies_len);
 479         return wpa_drv_update_ft_ies(wpa_s, md, ies, ies_len);
 480 }
 481
 482
 483 static int wpa_supplicant_send_ft_action(void *ctx, u8 action,
 484                                          const u8 *target_ap,
 485                                          const u8 *ies, size_t ies_len)
 486 {
 487         struct wpa_supplicant *wpa_s = ctx;
 488         if (wpa_s->use_client_mlme)
 489                 return ieee80211_sta_send_ft_action(wpa_s, action, target_ap,
 490                                                     ies, ies_len);
 491         return wpa_drv_send_ft_action(wpa_s, action, target_ap, ies, ies_len);
 492 }
 493 #endif /* CONFIG_IEEE80211R */
 494
 495 #endif /* CONFIG_NO_WPA */
 496
 497
 498 #if defined(CONFIG_CTRL_IFACE) || !defined(CONFIG_NO_STDOUT_DEBUG)
 499 static void wpa_supplicant_eap_param_needed(void *ctx, const char *field,
 500                                             const char *txt)
 501 {
 502         struct wpa_supplicant *wpa_s = ctx;
 503         struct wpa_ssid *ssid = wpa_s->current_ssid;
 504         char *buf;
 505         size_t buflen;
 506         int len;
 507
 508         if (ssid == NULL)
 509                 return;
 510
 511         buflen = 100 + os_strlen(txt) + ssid->ssid_len;
 512         buf = os_malloc(buflen);
 513         if (buf == NULL)
 514                 return;
 515         len = os_snprintf(buf, buflen,
 516                           WPA_CTRL_REQ "%s-%d:%s needed for SSID ",
 517                           field, ssid->id, txt);
 518         if (len < 0 || (size_t) len >= buflen) {
 519                 os_free(buf);
 520                 return;
 521         }
 522         if (ssid->ssid && buflen > len + ssid->ssid_len) {
 523                 os_memcpy(buf + len, ssid->ssid, ssid->ssid_len);
 524                 len += ssid->ssid_len;
 525                 buf[len] = '\0';
 526         }
 527         buf[buflen - 1] = '\0';
 528         wpa_msg(wpa_s, MSG_INFO, "%s", buf);
 529         os_free(buf);
 530 }
 531 #else /* CONFIG_CTRL_IFACE || !CONFIG_NO_STDOUT_DEBUG */
 532 #define wpa_supplicant_eap_param_needed NULL
 533 #endif /* CONFIG_CTRL_IFACE || !CONFIG_NO_STDOUT_DEBUG */
 534
 535
 536 int wpa_supplicant_init_eapol(struct wpa_supplicant *wpa_s)
 537 {
 538 #ifdef IEEE8021X_EAPOL
 539         struct eapol_ctx *ctx;
 540         ctx = os_zalloc(sizeof(*ctx));
 541         if (ctx == NULL) {
 542                 wpa_printf(MSG_ERROR, "Failed to allocate EAPOL context.");
 543                 return -1;
 544         }
 545
 546         ctx->ctx = wpa_s;
 547         ctx->msg_ctx = wpa_s;
 548         ctx->eapol_send_ctx = wpa_s;
 549         ctx->preauth = 0;
 550         ctx->eapol_done_cb = wpa_supplicant_notify_eapol_done;
 551         ctx->eapol_send = wpa_supplicant_eapol_send;
 552         ctx->set_wep_key = wpa_eapol_set_wep_key;
 553         ctx->set_config_blob = wpa_supplicant_set_config_blob;
 554         ctx->get_config_blob = wpa_supplicant_get_config_blob;
 555         ctx->aborted_cached = wpa_supplicant_aborted_cached;
 556 #ifdef EAP_TLS_OPENSSL
 557         ctx->opensc_engine_path = wpa_s->conf->opensc_engine_path;
 558         ctx->pkcs11_engine_path = wpa_s->conf->pkcs11_engine_path;
 559         ctx->pkcs11_module_path = wpa_s->conf->pkcs11_module_path;
 560 #endif /* EAP_TLS_OPENSSL */
 561         ctx->wps = wpa_s->wps;
 562         ctx->eap_param_needed = wpa_supplicant_eap_param_needed;
 563         ctx->cb = wpa_supplicant_eapol_cb;
 564         ctx->cb_ctx = wpa_s;
 565         wpa_s->eapol = eapol_sm_init(ctx);
 566         if (wpa_s->eapol == NULL) {
 567                 os_free(ctx);
 568                 wpa_printf(MSG_ERROR, "Failed to initialize EAPOL state "
 569                            "machines.");
 570                 return -1;
 571         }
 572 #endif /* IEEE8021X_EAPOL */
 573
 574         return 0;
 575 }
 576
 577
 578 int wpa_supplicant_init_wpa(struct wpa_supplicant *wpa_s)
 579 {
 580 #ifndef CONFIG_NO_WPA
 581         struct wpa_sm_ctx *ctx;
 582         ctx = os_zalloc(sizeof(*ctx));
 583         if (ctx == NULL) {
 584                 wpa_printf(MSG_ERROR, "Failed to allocate WPA context.");
 585                 return -1;
 586         }
 587
 588         ctx->ctx = wpa_s;
 589         ctx->set_state = _wpa_supplicant_set_state;
 590         ctx->get_state = _wpa_supplicant_get_state;
 591         ctx->deauthenticate = _wpa_supplicant_deauthenticate;
 592         ctx->disassociate = _wpa_supplicant_disassociate;
 593         ctx->set_key = wpa_supplicant_set_key;
 594         ctx->get_network_ctx = wpa_supplicant_get_network_ctx;
 595         ctx->get_bssid = wpa_supplicant_get_bssid;
 596         ctx->ether_send = _wpa_ether_send;
 597         ctx->get_beacon_ie = wpa_supplicant_get_beacon_ie;
 598         ctx->alloc_eapol = _wpa_alloc_eapol;
 599         ctx->cancel_auth_timeout = _wpa_supplicant_cancel_auth_timeout;
 600         ctx->add_pmkid = wpa_supplicant_add_pmkid;
 601         ctx->remove_pmkid = wpa_supplicant_remove_pmkid;
 602 #ifndef CONFIG_NO_CONFIG_BLOBS
 603         ctx->set_config_blob = wpa_supplicant_set_config_blob;
 604         ctx->get_config_blob = wpa_supplicant_get_config_blob;
 605 #endif /* CONFIG_NO_CONFIG_BLOBS */
 606         ctx->mlme_setprotection = wpa_supplicant_mlme_setprotection;
 607 #ifdef CONFIG_IEEE80211R
 608         ctx->update_ft_ies = wpa_supplicant_update_ft_ies;
 609         ctx->send_ft_action = wpa_supplicant_send_ft_action;
 610 #endif /* CONFIG_IEEE80211R */
 611
 612         wpa_s->wpa = wpa_sm_init(ctx);
 613         if (wpa_s->wpa == NULL) {
 614                 wpa_printf(MSG_ERROR, "Failed to initialize WPA state "
 615                            "machine");
 616                 return -1;
 617         }
 618 #endif /* CONFIG_NO_WPA */
 619
 620         return 0;
 621 }
 622
 623
 624 void wpa_supplicant_rsn_supp_set_config(struct wpa_supplicant *wpa_s,
 625                                         struct wpa_ssid *ssid)
 626 {
 627         struct rsn_supp_config conf;
 628         if (ssid) {
 629                 os_memset(&conf, 0, sizeof(conf));
 630                 conf.network_ctx = ssid;
 631                 conf.peerkey_enabled = ssid->peerkey;
 632                 conf.allowed_pairwise_cipher = ssid->pairwise_cipher;
 633 #ifdef IEEE8021X_EAPOL
 634                 conf.eap_workaround = ssid->eap_workaround;
 635                 conf.eap_conf_ctx = &ssid->eap;
 636 #endif /* IEEE8021X_EAPOL */
 637                 conf.ssid = ssid->ssid;
 638                 conf.ssid_len = ssid->ssid_len;
 639                 conf.wpa_ptk_rekey = ssid->wpa_ptk_rekey;
 640         }
 641         wpa_sm_set_config(wpa_s->wpa, ssid ? &conf : NULL);
 642 }