contrib/wpa/wpa_supplicant/eapol_test.c

   1 /*
   2  * WPA Supplicant - test code
   3  * Copyright (c) 2003-2012, Jouni Malinen <j@w1.fi>
   4  *
   5  * This software may be distributed under the terms of the BSD license.
   6  * See README for more details.
   7  *
   8  * IEEE 802.1X Supplicant test code (to be used in place of wpa_supplicant.c.
   9  * Not used in production version.
  10  */
  11
  12 #include "includes.h"
  13 #include <assert.h>
  14
  15 #include "common.h"
  16 #include "utils/ext_password.h"
  17 #include "config.h"
  18 #include "eapol_supp/eapol_supp_sm.h"
  19 #include "eap_peer/eap.h"
  20 #include "eap_server/eap_methods.h"
  21 #include "eloop.h"
  22 #include "utils/base64.h"
  23 #include "rsn_supp/wpa.h"
  24 #include "eap_peer/eap_i.h"
  25 #include "wpa_supplicant_i.h"
  26 #include "radius/radius.h"
  27 #include "radius/radius_client.h"
  28 #include "common/wpa_ctrl.h"
  29 #include "ctrl_iface.h"
  30 #include "pcsc_funcs.h"
  31
  32
  33 extern int wpa_debug_level;
  34 extern int wpa_debug_show_keys;
  35
  36 struct wpa_driver_ops *wpa_drivers[] = { NULL };
  37
  38
  39 struct extra_radius_attr {
  40         u8 type;
  41         char syntax;
  42         char *data;
  43         struct extra_radius_attr *next;
  44 };
  45
  46 struct eapol_test_data {
  47         struct wpa_supplicant *wpa_s;
  48
  49         int eapol_test_num_reauths;
  50         int no_mppe_keys;
  51         int num_mppe_ok, num_mppe_mismatch;
  52
  53         u8 radius_identifier;
  54         struct radius_msg *last_recv_radius;
  55         struct in_addr own_ip_addr;
  56         struct radius_client_data *radius;
  57         struct hostapd_radius_servers *radius_conf;
  58
  59          /* last received EAP Response from Authentication Server */
  60         struct wpabuf *last_eap_radius;
  61
  62         u8 authenticator_pmk[PMK_LEN];
  63         size_t authenticator_pmk_len;
  64         int radius_access_accept_received;
  65         int radius_access_reject_received;
  66         int auth_timed_out;
  67
  68         u8 *eap_identity;
  69         size_t eap_identity_len;
  70
  71         char *connect_info;
  72         u8 own_addr[ETH_ALEN];
  73         struct extra_radius_attr *extra_attrs;
  74
  75         FILE *server_cert_file;
  76 };
  77
  78 static struct eapol_test_data eapol_test;
  79
  80
  81 static void send_eap_request_identity(void *eloop_ctx, void *timeout_ctx);
  82
  83
  84 static void hostapd_logger_cb(void *ctx, const u8 *addr, unsigned int module,
  85                               int level, const char *txt, size_t len)
  86 {
  87         if (addr)
  88                 wpa_printf(MSG_DEBUG, "STA " MACSTR ": %s\n",
  89                            MAC2STR(addr), txt);
  90         else
  91                 wpa_printf(MSG_DEBUG, "%s", txt);
  92 }
  93
  94
  95 static int add_extra_attr(struct radius_msg *msg,
  96                           struct extra_radius_attr *attr)
  97 {
  98         size_t len;
  99         char *pos;
 100         u32 val;
 101         char buf[RADIUS_MAX_ATTR_LEN + 1];
 102
 103         switch (attr->syntax) {
 104         case 's':
 105                 os_snprintf(buf, sizeof(buf), "%s", attr->data);
 106                 len = os_strlen(buf);
 107                 break;
 108         case 'n':
 109                 buf[0] = '\0';
 110                 len = 1;
 111                 break;
 112         case 'x':
 113                 pos = attr->data;
 114                 if (pos[0] == '0' && pos[1] == 'x')
 115                         pos += 2;
 116                 len = os_strlen(pos);
 117                 if ((len & 1) || (len / 2) > RADIUS_MAX_ATTR_LEN) {
 118                         printf("Invalid extra attribute hexstring\n");
 119                         return -1;
 120                 }
 121                 len /= 2;
 122                 if (hexstr2bin(pos, (u8 *) buf, len) < 0) {
 123                         printf("Invalid extra attribute hexstring\n");
 124                         return -1;
 125                 }
 126                 break;
 127         case 'd':
 128                 val = htonl(atoi(attr->data));
 129                 os_memcpy(buf, &val, 4);
 130                 len = 4;
 131                 break;
 132         default:
 133                 printf("Incorrect extra attribute syntax specification\n");
 134                 return -1;
 135         }
 136
 137         if (!radius_msg_add_attr(msg, attr->type, (u8 *) buf, len)) {
 138                 printf("Could not add attribute %d\n", attr->type);
 139                 return -1;
 140         }
 141
 142         return 0;
 143 }
 144
 145
 146 static int add_extra_attrs(struct radius_msg *msg,
 147                            struct extra_radius_attr *attrs)
 148 {
 149         struct extra_radius_attr *p;
 150         for (p = attrs; p; p = p->next) {
 151                 if (add_extra_attr(msg, p) < 0)
 152                         return -1;
 153         }
 154         return 0;
 155 }
 156
 157
 158 static struct extra_radius_attr *
 159 find_extra_attr(struct extra_radius_attr *attrs, u8 type)
 160 {
 161         struct extra_radius_attr *p;
 162         for (p = attrs; p; p = p->next) {
 163                 if (p->type == type)
 164                         return p;
 165         }
 166         return NULL;
 167 }
 168
 169
 170 static void ieee802_1x_encapsulate_radius(struct eapol_test_data *e,
 171                                           const u8 *eap, size_t len)
 172 {
 173         struct radius_msg *msg;
 174         char buf[RADIUS_MAX_ATTR_LEN + 1];
 175         const struct eap_hdr *hdr;
 176         const u8 *pos;
 177
 178         wpa_printf(MSG_DEBUG, "Encapsulating EAP message into a RADIUS "
 179                    "packet");
 180
 181         e->radius_identifier = radius_client_get_id(e->radius);
 182         msg = radius_msg_new(RADIUS_CODE_ACCESS_REQUEST,
 183                              e->radius_identifier);
 184         if (msg == NULL) {
 185                 printf("Could not create net RADIUS packet\n");
 186                 return;
 187         }
 188
 189         radius_msg_make_authenticator(msg, (u8 *) e, sizeof(*e));
 190
 191         hdr = (const struct eap_hdr *) eap;
 192         pos = (const u8 *) (hdr + 1);
 193         if (len > sizeof(*hdr) && hdr->code == EAP_CODE_RESPONSE &&
 194             pos[0] == EAP_TYPE_IDENTITY) {
 195                 pos++;
 196                 os_free(e->eap_identity);
 197                 e->eap_identity_len = len - sizeof(*hdr) - 1;
 198                 e->eap_identity = os_malloc(e->eap_identity_len);
 199                 if (e->eap_identity) {
 200                         os_memcpy(e->eap_identity, pos, e->eap_identity_len);
 201                         wpa_hexdump(MSG_DEBUG, "Learned identity from "
 202                                     "EAP-Response-Identity",
 203                                     e->eap_identity, e->eap_identity_len);
 204                 }
 205         }
 206
 207         if (e->eap_identity &&
 208             !radius_msg_add_attr(msg, RADIUS_ATTR_USER_NAME,
 209                                  e->eap_identity, e->eap_identity_len)) {
 210                 printf("Could not add User-Name\n");
 211                 goto fail;
 212         }
 213
 214         if (!find_extra_attr(e->extra_attrs, RADIUS_ATTR_NAS_IP_ADDRESS) &&
 215             !radius_msg_add_attr(msg, RADIUS_ATTR_NAS_IP_ADDRESS,
 216                                  (u8 *) &e->own_ip_addr, 4)) {
 217                 printf("Could not add NAS-IP-Address\n");
 218                 goto fail;
 219         }
 220
 221         os_snprintf(buf, sizeof(buf), RADIUS_802_1X_ADDR_FORMAT,
 222                     MAC2STR(e->wpa_s->own_addr));
 223         if (!find_extra_attr(e->extra_attrs, RADIUS_ATTR_CALLING_STATION_ID)
 224             &&
 225             !radius_msg_add_attr(msg, RADIUS_ATTR_CALLING_STATION_ID,
 226                                  (u8 *) buf, os_strlen(buf))) {
 227                 printf("Could not add Calling-Station-Id\n");
 228                 goto fail;
 229         }
 230
 231         /* TODO: should probably check MTU from driver config; 2304 is max for
 232          * IEEE 802.11, but use 1400 to avoid problems with too large packets
 233          */
 234         if (!find_extra_attr(e->extra_attrs, RADIUS_ATTR_FRAMED_MTU) &&
 235             !radius_msg_add_attr_int32(msg, RADIUS_ATTR_FRAMED_MTU, 1400)) {
 236                 printf("Could not add Framed-MTU\n");
 237                 goto fail;
 238         }
 239
 240         if (!find_extra_attr(e->extra_attrs, RADIUS_ATTR_NAS_PORT_TYPE) &&
 241             !radius_msg_add_attr_int32(msg, RADIUS_ATTR_NAS_PORT_TYPE,
 242                                        RADIUS_NAS_PORT_TYPE_IEEE_802_11)) {
 243                 printf("Could not add NAS-Port-Type\n");
 244                 goto fail;
 245         }
 246
 247         os_snprintf(buf, sizeof(buf), "%s", e->connect_info);
 248         if (!find_extra_attr(e->extra_attrs, RADIUS_ATTR_CONNECT_INFO) &&
 249             !radius_msg_add_attr(msg, RADIUS_ATTR_CONNECT_INFO,
 250                                  (u8 *) buf, os_strlen(buf))) {
 251                 printf("Could not add Connect-Info\n");
 252                 goto fail;
 253         }
 254
 255         if (add_extra_attrs(msg, e->extra_attrs) < 0)
 256                 goto fail;
 257
 258         if (eap && !radius_msg_add_eap(msg, eap, len)) {
 259                 printf("Could not add EAP-Message\n");
 260                 goto fail;
 261         }
 262
 263         /* State attribute must be copied if and only if this packet is
 264          * Access-Request reply to the previous Access-Challenge */
 265         if (e->last_recv_radius &&
 266             radius_msg_get_hdr(e->last_recv_radius)->code ==
 267             RADIUS_CODE_ACCESS_CHALLENGE) {
 268                 int res = radius_msg_copy_attr(msg, e->last_recv_radius,
 269                                                RADIUS_ATTR_STATE);
 270                 if (res < 0) {
 271                         printf("Could not copy State attribute from previous "
 272                                "Access-Challenge\n");
 273                         goto fail;
 274                 }
 275                 if (res > 0) {
 276                         wpa_printf(MSG_DEBUG, "  Copied RADIUS State "
 277                                    "Attribute");
 278                 }
 279         }
 280
 281         if (radius_client_send(e->radius, msg, RADIUS_AUTH, e->wpa_s->own_addr)
 282             < 0)
 283                 goto fail;
 284         return;
 285
 286  fail:
 287         radius_msg_free(msg);
 288 }
 289
 290
 291 static int eapol_test_eapol_send(void *ctx, int type, const u8 *buf,
 292                                  size_t len)
 293 {
 294         printf("WPA: eapol_test_eapol_send(type=%d len=%lu)\n",
 295                type, (unsigned long) len);
 296         if (type == IEEE802_1X_TYPE_EAP_PACKET) {
 297                 wpa_hexdump(MSG_DEBUG, "TX EAP -> RADIUS", buf, len);
 298                 ieee802_1x_encapsulate_radius(&eapol_test, buf, len);
 299         }
 300         return 0;
 301 }
 302
 303
 304 static void eapol_test_set_config_blob(void *ctx,
 305                                        struct wpa_config_blob *blob)
 306 {
 307         struct eapol_test_data *e = ctx;
 308         wpa_config_set_blob(e->wpa_s->conf, blob);
 309 }
 310
 311
 312 static const struct wpa_config_blob *
 313 eapol_test_get_config_blob(void *ctx, const char *name)
 314 {
 315         struct eapol_test_data *e = ctx;
 316         return wpa_config_get_blob(e->wpa_s->conf, name);
 317 }
 318
 319
 320 static void eapol_test_eapol_done_cb(void *ctx)
 321 {
 322         printf("WPA: EAPOL processing complete\n");
 323 }
 324
 325
 326 static void eapol_sm_reauth(void *eloop_ctx, void *timeout_ctx)
 327 {
 328         struct eapol_test_data *e = eloop_ctx;
 329         printf("\n\n\n\n\neapol_test: Triggering EAP reauthentication\n\n");
 330         e->radius_access_accept_received = 0;
 331         send_eap_request_identity(e->wpa_s, NULL);
 332 }
 333
 334
 335 static int eapol_test_compare_pmk(struct eapol_test_data *e)
 336 {
 337         u8 pmk[PMK_LEN];
 338         int ret = 1;
 339
 340         if (eapol_sm_get_key(e->wpa_s->eapol, pmk, PMK_LEN) == 0) {
 341                 wpa_hexdump(MSG_DEBUG, "PMK from EAPOL", pmk, PMK_LEN);
 342                 if (os_memcmp(pmk, e->authenticator_pmk, PMK_LEN) != 0) {
 343                         printf("WARNING: PMK mismatch\n");
 344                         wpa_hexdump(MSG_DEBUG, "PMK from AS",
 345                                     e->authenticator_pmk, PMK_LEN);
 346                 } else if (e->radius_access_accept_received)
 347                         ret = 0;
 348         } else if (e->authenticator_pmk_len == 16 &&
 349                    eapol_sm_get_key(e->wpa_s->eapol, pmk, 16) == 0) {
 350                 wpa_hexdump(MSG_DEBUG, "LEAP PMK from EAPOL", pmk, 16);
 351                 if (os_memcmp(pmk, e->authenticator_pmk, 16) != 0) {
 352                         printf("WARNING: PMK mismatch\n");
 353                         wpa_hexdump(MSG_DEBUG, "PMK from AS",
 354                                     e->authenticator_pmk, 16);
 355                 } else if (e->radius_access_accept_received)
 356                         ret = 0;
 357         } else if (e->radius_access_accept_received && e->no_mppe_keys) {
 358                 /* No keying material expected */
 359                 ret = 0;
 360         }
 361
 362         if (ret && !e->no_mppe_keys)
 363                 e->num_mppe_mismatch++;
 364         else if (!e->no_mppe_keys)
 365                 e->num_mppe_ok++;
 366
 367         return ret;
 368 }
 369
 370
 371 static void eapol_sm_cb(struct eapol_sm *eapol, int success, void *ctx)
 372 {
 373         struct eapol_test_data *e = ctx;
 374         printf("eapol_sm_cb: success=%d\n", success);
 375         e->eapol_test_num_reauths--;
 376         if (e->eapol_test_num_reauths < 0)
 377                 eloop_terminate();
 378         else {
 379                 eapol_test_compare_pmk(e);
 380                 eloop_register_timeout(0, 100000, eapol_sm_reauth, e, NULL);
 381         }
 382 }
 383
 384
 385 static void eapol_test_write_cert(FILE *f, const char *subject,
 386                                   const struct wpabuf *cert)
 387 {
 388         unsigned char *encoded;
 389
 390         encoded = base64_encode(wpabuf_head(cert), wpabuf_len(cert), NULL);
 391         if (encoded == NULL)
 392                 return;
 393         fprintf(f, "%s\n-----BEGIN CERTIFICATE-----\n%s"
 394                 "-----END CERTIFICATE-----\n\n", subject, encoded);
 395         os_free(encoded);
 396 }
 397
 398
 399 static void eapol_test_cert_cb(void *ctx, int depth, const char *subject,
 400                                const char *cert_hash,
 401                                const struct wpabuf *cert)
 402 {
 403         struct eapol_test_data *e = ctx;
 404
 405         wpa_msg(e->wpa_s, MSG_INFO, WPA_EVENT_EAP_PEER_CERT
 406                 "depth=%d subject='%s'%s%s",
 407                 depth, subject,
 408                 cert_hash ? " hash=" : "",
 409                 cert_hash ? cert_hash : "");
 410
 411         if (cert) {
 412                 char *cert_hex;
 413                 size_t len = wpabuf_len(cert) * 2 + 1;
 414                 cert_hex = os_malloc(len);
 415                 if (cert_hex) {
 416                         wpa_snprintf_hex(cert_hex, len, wpabuf_head(cert),
 417                                          wpabuf_len(cert));
 418                         wpa_msg_ctrl(e->wpa_s, MSG_INFO,
 419                                      WPA_EVENT_EAP_PEER_CERT
 420                                      "depth=%d subject='%s' cert=%s",
 421                                      depth, subject, cert_hex);
 422                         os_free(cert_hex);
 423                 }
 424
 425                 if (e->server_cert_file)
 426                         eapol_test_write_cert(e->server_cert_file,
 427                                               subject, cert);
 428         }
 429 }
 430
 431
 432 static void eapol_test_set_anon_id(void *ctx, const u8 *id, size_t len)
 433 {
 434         struct eapol_test_data *e = ctx;
 435         struct wpa_supplicant *wpa_s = e->wpa_s;
 436         char *str;
 437         int res;
 438
 439         wpa_hexdump_ascii(MSG_DEBUG, "EAP method updated anonymous_identity",
 440                           id, len);
 441
 442         if (wpa_s->current_ssid == NULL)
 443                 return;
 444
 445         if (id == NULL) {
 446                 if (wpa_config_set(wpa_s->current_ssid, "anonymous_identity",
 447                                    "NULL", 0) < 0)
 448                         return;
 449         } else {
 450                 str = os_malloc(len * 2 + 1);
 451                 if (str == NULL)
 452                         return;
 453                 wpa_snprintf_hex(str, len * 2 + 1, id, len);
 454                 res = wpa_config_set(wpa_s->current_ssid, "anonymous_identity",
 455                                      str, 0);
 456                 os_free(str);
 457                 if (res < 0)
 458                         return;
 459         }
 460 }
 461
 462
 463 static int test_eapol(struct eapol_test_data *e, struct wpa_supplicant *wpa_s,
 464                       struct wpa_ssid *ssid)
 465 {
 466         struct eapol_config eapol_conf;
 467         struct eapol_ctx *ctx;
 468
 469         ctx = os_zalloc(sizeof(*ctx));
 470         if (ctx == NULL) {
 471                 printf("Failed to allocate EAPOL context.\n");
 472                 return -1;
 473         }
 474         ctx->ctx = e;
 475         ctx->msg_ctx = wpa_s;
 476         ctx->scard_ctx = wpa_s->scard;
 477         ctx->cb = eapol_sm_cb;
 478         ctx->cb_ctx = e;
 479         ctx->eapol_send_ctx = wpa_s;
 480         ctx->preauth = 0;
 481         ctx->eapol_done_cb = eapol_test_eapol_done_cb;
 482         ctx->eapol_send = eapol_test_eapol_send;
 483         ctx->set_config_blob = eapol_test_set_config_blob;
 484         ctx->get_config_blob = eapol_test_get_config_blob;
 485         ctx->opensc_engine_path = wpa_s->conf->opensc_engine_path;
 486         ctx->pkcs11_engine_path = wpa_s->conf->pkcs11_engine_path;
 487         ctx->pkcs11_module_path = wpa_s->conf->pkcs11_module_path;
 488         ctx->cert_cb = eapol_test_cert_cb;
 489         ctx->cert_in_cb = 1;
 490         ctx->set_anon_id = eapol_test_set_anon_id;
 491
 492         wpa_s->eapol = eapol_sm_init(ctx);
 493         if (wpa_s->eapol == NULL) {
 494                 os_free(ctx);
 495                 printf("Failed to initialize EAPOL state machines.\n");
 496                 return -1;
 497         }
 498
 499         wpa_s->current_ssid = ssid;
 500         os_memset(&eapol_conf, 0, sizeof(eapol_conf));
 501         eapol_conf.accept_802_1x_keys = 1;
 502         eapol_conf.required_keys = 0;
 503         eapol_conf.fast_reauth = wpa_s->conf->fast_reauth;
 504         eapol_conf.workaround = ssid->eap_workaround;
 505         eapol_sm_notify_config(wpa_s->eapol, &ssid->eap, &eapol_conf);
 506         eapol_sm_register_scard_ctx(wpa_s->eapol, wpa_s->scard);
 507
 508
 509         eapol_sm_notify_portValid(wpa_s->eapol, FALSE);
 510         /* 802.1X::portControl = Auto */
 511         eapol_sm_notify_portEnabled(wpa_s->eapol, TRUE);
 512
 513         return 0;
 514 }
 515
 516
 517 static void test_eapol_clean(struct eapol_test_data *e,
 518                              struct wpa_supplicant *wpa_s)
 519 {
 520         struct extra_radius_attr *p, *prev;
 521
 522         radius_client_deinit(e->radius);
 523         wpabuf_free(e->last_eap_radius);
 524         radius_msg_free(e->last_recv_radius);
 525         e->last_recv_radius = NULL;
 526         os_free(e->eap_identity);
 527         e->eap_identity = NULL;
 528         eapol_sm_deinit(wpa_s->eapol);
 529         wpa_s->eapol = NULL;
 530         if (e->radius_conf && e->radius_conf->auth_server) {
 531                 os_free(e->radius_conf->auth_server->shared_secret);
 532                 os_free(e->radius_conf->auth_server);
 533         }
 534         os_free(e->radius_conf);
 535         e->radius_conf = NULL;
 536         scard_deinit(wpa_s->scard);
 537         if (wpa_s->ctrl_iface) {
 538                 wpa_supplicant_ctrl_iface_deinit(wpa_s->ctrl_iface);
 539                 wpa_s->ctrl_iface = NULL;
 540         }
 541
 542         ext_password_deinit(wpa_s->ext_pw);
 543         wpa_s->ext_pw = NULL;
 544
 545         wpa_config_free(wpa_s->conf);
 546
 547         p = e->extra_attrs;
 548         while (p) {
 549                 prev = p;
 550                 p = p->next;
 551                 os_free(prev);
 552         }
 553 }
 554
 555
 556 static void send_eap_request_identity(void *eloop_ctx, void *timeout_ctx)
 557 {
 558         struct wpa_supplicant *wpa_s = eloop_ctx;
 559         u8 buf[100], *pos;
 560         struct ieee802_1x_hdr *hdr;
 561         struct eap_hdr *eap;
 562
 563         hdr = (struct ieee802_1x_hdr *) buf;
 564         hdr->version = EAPOL_VERSION;
 565         hdr->type = IEEE802_1X_TYPE_EAP_PACKET;
 566         hdr->length = htons(5);
 567
 568         eap = (struct eap_hdr *) (hdr + 1);
 569         eap->code = EAP_CODE_REQUEST;
 570         eap->identifier = 0;
 571         eap->length = htons(5);
 572         pos = (u8 *) (eap + 1);
 573         *pos = EAP_TYPE_IDENTITY;
 574
 575         printf("Sending fake EAP-Request-Identity\n");
 576         eapol_sm_rx_eapol(wpa_s->eapol, wpa_s->bssid, buf,
 577                           sizeof(*hdr) + 5);
 578 }
 579
 580
 581 static void eapol_test_timeout(void *eloop_ctx, void *timeout_ctx)
 582 {
 583         struct eapol_test_data *e = eloop_ctx;
 584         printf("EAPOL test timed out\n");
 585         e->auth_timed_out = 1;
 586         eloop_terminate();
 587 }
 588
 589
 590 static char *eap_type_text(u8 type)
 591 {
 592         switch (type) {
 593         case EAP_TYPE_IDENTITY: return "Identity";
 594         case EAP_TYPE_NOTIFICATION: return "Notification";
 595         case EAP_TYPE_NAK: return "Nak";
 596         case EAP_TYPE_TLS: return "TLS";
 597         case EAP_TYPE_TTLS: return "TTLS";
 598         case EAP_TYPE_PEAP: return "PEAP";
 599         case EAP_TYPE_SIM: return "SIM";
 600         case EAP_TYPE_GTC: return "GTC";
 601         case EAP_TYPE_MD5: return "MD5";
 602         case EAP_TYPE_OTP: return "OTP";
 603         case EAP_TYPE_FAST: return "FAST";
 604         case EAP_TYPE_SAKE: return "SAKE";
 605         case EAP_TYPE_PSK: return "PSK";
 606         default: return "Unknown";
 607         }
 608 }
 609
 610
 611 static void ieee802_1x_decapsulate_radius(struct eapol_test_data *e)
 612 {
 613         struct wpabuf *eap;
 614         const struct eap_hdr *hdr;
 615         int eap_type = -1;
 616         char buf[64];
 617         struct radius_msg *msg;
 618
 619         if (e->last_recv_radius == NULL)
 620                 return;
 621
 622         msg = e->last_recv_radius;
 623
 624         eap = radius_msg_get_eap(msg);
 625         if (eap == NULL) {
 626                 /* draft-aboba-radius-rfc2869bis-20.txt, Chap. 2.6.3:
 627                  * RADIUS server SHOULD NOT send Access-Reject/no EAP-Message
 628                  * attribute */
 629                 wpa_printf(MSG_DEBUG, "could not extract "
 630                                "EAP-Message from RADIUS message");
 631                 wpabuf_free(e->last_eap_radius);
 632                 e->last_eap_radius = NULL;
 633                 return;
 634         }
 635
 636         if (wpabuf_len(eap) < sizeof(*hdr)) {
 637                 wpa_printf(MSG_DEBUG, "too short EAP packet "
 638                                "received from authentication server");
 639                 wpabuf_free(eap);
 640                 return;
 641         }
 642
 643         if (wpabuf_len(eap) > sizeof(*hdr))
 644                 eap_type = (wpabuf_head_u8(eap))[sizeof(*hdr)];
 645
 646         hdr = wpabuf_head(eap);
 647         switch (hdr->code) {
 648         case EAP_CODE_REQUEST:
 649                 os_snprintf(buf, sizeof(buf), "EAP-Request-%s (%d)",
 650                             eap_type >= 0 ? eap_type_text(eap_type) : "??",
 651                             eap_type);
 652                 break;
 653         case EAP_CODE_RESPONSE:
 654                 os_snprintf(buf, sizeof(buf), "EAP Response-%s (%d)",
 655                             eap_type >= 0 ? eap_type_text(eap_type) : "??",
 656                             eap_type);
 657                 break;
 658         case EAP_CODE_SUCCESS:
 659                 os_strlcpy(buf, "EAP Success", sizeof(buf));
 660                 /* LEAP uses EAP Success within an authentication, so must not
 661                  * stop here with eloop_terminate(); */
 662                 break;
 663         case EAP_CODE_FAILURE:
 664                 os_strlcpy(buf, "EAP Failure", sizeof(buf));
 665                 eloop_terminate();
 666                 break;
 667         default:
 668                 os_strlcpy(buf, "unknown EAP code", sizeof(buf));
 669                 wpa_hexdump_buf(MSG_DEBUG, "Decapsulated EAP packet", eap);
 670                 break;
 671         }
 672         wpa_printf(MSG_DEBUG, "decapsulated EAP packet (code=%d "
 673                        "id=%d len=%d) from RADIUS server: %s",
 674                       hdr->code, hdr->identifier, ntohs(hdr->length), buf);
 675
 676         /* sta->eapol_sm->be_auth.idFromServer = hdr->identifier; */
 677
 678         wpabuf_free(e->last_eap_radius);
 679         e->last_eap_radius = eap;
 680
 681         {
 682                 struct ieee802_1x_hdr *dot1x;
 683                 dot1x = os_malloc(sizeof(*dot1x) + wpabuf_len(eap));
 684                 assert(dot1x != NULL);
 685                 dot1x->version = EAPOL_VERSION;
 686                 dot1x->type = IEEE802_1X_TYPE_EAP_PACKET;
 687                 dot1x->length = htons(wpabuf_len(eap));
 688                 os_memcpy((u8 *) (dot1x + 1), wpabuf_head(eap),
 689                           wpabuf_len(eap));
 690                 eapol_sm_rx_eapol(e->wpa_s->eapol, e->wpa_s->bssid,
 691                                   (u8 *) dot1x,
 692                                   sizeof(*dot1x) + wpabuf_len(eap));
 693                 os_free(dot1x);
 694         }
 695 }
 696
 697
 698 static void ieee802_1x_get_keys(struct eapol_test_data *e,
 699                                 struct radius_msg *msg, struct radius_msg *req,
 700                                 const u8 *shared_secret,
 701                                 size_t shared_secret_len)
 702 {
 703         struct radius_ms_mppe_keys *keys;
 704
 705         keys = radius_msg_get_ms_keys(msg, req, shared_secret,
 706                                       shared_secret_len);
 707         if (keys && keys->send == NULL && keys->recv == NULL) {
 708                 os_free(keys);
 709                 keys = radius_msg_get_cisco_keys(msg, req, shared_secret,
 710                                                  shared_secret_len);
 711         }
 712
 713         if (keys) {
 714                 if (keys->send) {
 715                         wpa_hexdump(MSG_DEBUG, "MS-MPPE-Send-Key (sign)",
 716                                     keys->send, keys->send_len);
 717                 }
 718                 if (keys->recv) {
 719                         wpa_hexdump(MSG_DEBUG, "MS-MPPE-Recv-Key (crypt)",
 720                                     keys->recv, keys->recv_len);
 721                         e->authenticator_pmk_len =
 722                                 keys->recv_len > PMK_LEN ? PMK_LEN :
 723                                 keys->recv_len;
 724                         os_memcpy(e->authenticator_pmk, keys->recv,
 725                                   e->authenticator_pmk_len);
 726                         if (e->authenticator_pmk_len == 16 && keys->send &&
 727                             keys->send_len == 16) {
 728                                 /* MS-CHAP-v2 derives 16 octet keys */
 729                                 wpa_printf(MSG_DEBUG, "Use MS-MPPE-Send-Key "
 730                                            "to extend PMK to 32 octets");
 731                                 os_memcpy(e->authenticator_pmk +
 732                                           e->authenticator_pmk_len,
 733                                           keys->send, keys->send_len);
 734                                 e->authenticator_pmk_len += keys->send_len;
 735                         }
 736                 }
 737
 738                 os_free(keys->send);
 739                 os_free(keys->recv);
 740                 os_free(keys);
 741         }
 742 }
 743
 744
 745 /* Process the RADIUS frames from Authentication Server */
 746 static RadiusRxResult
 747 ieee802_1x_receive_auth(struct radius_msg *msg, struct radius_msg *req,
 748                         const u8 *shared_secret, size_t shared_secret_len,
 749                         void *data)
 750 {
 751         struct eapol_test_data *e = data;
 752         struct radius_hdr *hdr = radius_msg_get_hdr(msg);
 753
 754         /* RFC 2869, Ch. 5.13: valid Message-Authenticator attribute MUST be
 755          * present when packet contains an EAP-Message attribute */
 756         if (hdr->code == RADIUS_CODE_ACCESS_REJECT &&
 757             radius_msg_get_attr(msg, RADIUS_ATTR_MESSAGE_AUTHENTICATOR, NULL,
 758                                 0) < 0 &&
 759             radius_msg_get_attr(msg, RADIUS_ATTR_EAP_MESSAGE, NULL, 0) < 0) {
 760                 wpa_printf(MSG_DEBUG, "Allowing RADIUS "
 761                               "Access-Reject without Message-Authenticator "
 762                               "since it does not include EAP-Message\n");
 763         } else if (radius_msg_verify(msg, shared_secret, shared_secret_len,
 764                                      req, 1)) {
 765                 printf("Incoming RADIUS packet did not have correct "
 766                        "Message-Authenticator - dropped\n");
 767                 return RADIUS_RX_UNKNOWN;
 768         }
 769
 770         if (hdr->code != RADIUS_CODE_ACCESS_ACCEPT &&
 771             hdr->code != RADIUS_CODE_ACCESS_REJECT &&
 772             hdr->code != RADIUS_CODE_ACCESS_CHALLENGE) {
 773                 printf("Unknown RADIUS message code\n");
 774                 return RADIUS_RX_UNKNOWN;
 775         }
 776
 777         e->radius_identifier = -1;
 778         wpa_printf(MSG_DEBUG, "RADIUS packet matching with station");
 779
 780         radius_msg_free(e->last_recv_radius);
 781         e->last_recv_radius = msg;
 782
 783         switch (hdr->code) {
 784         case RADIUS_CODE_ACCESS_ACCEPT:
 785                 e->radius_access_accept_received = 1;
 786                 ieee802_1x_get_keys(e, msg, req, shared_secret,
 787                                     shared_secret_len);
 788                 break;
 789         case RADIUS_CODE_ACCESS_REJECT:
 790                 e->radius_access_reject_received = 1;
 791                 break;
 792         }
 793
 794         ieee802_1x_decapsulate_radius(e);
 795
 796         if ((hdr->code == RADIUS_CODE_ACCESS_ACCEPT &&
 797              e->eapol_test_num_reauths < 0) ||
 798             hdr->code == RADIUS_CODE_ACCESS_REJECT) {
 799                 eloop_terminate();
 800         }
 801
 802         return RADIUS_RX_QUEUED;
 803 }
 804
 805
 806 static void wpa_init_conf(struct eapol_test_data *e,
 807                           struct wpa_supplicant *wpa_s, const char *authsrv,
 808                           int port, const char *secret,
 809                           const char *cli_addr)
 810 {
 811         struct hostapd_radius_server *as;
 812         int res;
 813
 814         wpa_s->bssid[5] = 1;
 815         os_memcpy(wpa_s->own_addr, e->own_addr, ETH_ALEN);
 816         e->own_ip_addr.s_addr = htonl((127 << 24) | 1);
 817         os_strlcpy(wpa_s->ifname, "test", sizeof(wpa_s->ifname));
 818
 819         e->radius_conf = os_zalloc(sizeof(struct hostapd_radius_servers));
 820         assert(e->radius_conf != NULL);
 821         e->radius_conf->num_auth_servers = 1;
 822         as = os_zalloc(sizeof(struct hostapd_radius_server));
 823         assert(as != NULL);
 824 #if defined(CONFIG_NATIVE_WINDOWS) || defined(CONFIG_ANSI_C_EXTRA)
 825         {
 826                 int a[4];
 827                 u8 *pos;
 828                 sscanf(authsrv, "%d.%d.%d.%d", &a[0], &a[1], &a[2], &a[3]);
 829                 pos = (u8 *) &as->addr.u.v4;
 830                 *pos++ = a[0];
 831                 *pos++ = a[1];
 832                 *pos++ = a[2];
 833                 *pos++ = a[3];
 834         }
 835 #else /* CONFIG_NATIVE_WINDOWS or CONFIG_ANSI_C_EXTRA */
 836         inet_aton(authsrv, &as->addr.u.v4);
 837 #endif /* CONFIG_NATIVE_WINDOWS or CONFIG_ANSI_C_EXTRA */
 838         as->addr.af = AF_INET;
 839         as->port = port;
 840         as->shared_secret = (u8 *) os_strdup(secret);
 841         as->shared_secret_len = os_strlen(secret);
 842         e->radius_conf->auth_server = as;
 843         e->radius_conf->auth_servers = as;
 844         e->radius_conf->msg_dumps = 1;
 845         if (cli_addr) {
 846                 if (hostapd_parse_ip_addr(cli_addr,
 847                                           &e->radius_conf->client_addr) == 0)
 848                         e->radius_conf->force_client_addr = 1;
 849                 else {
 850                         wpa_printf(MSG_ERROR, "Invalid IP address '%s'",
 851                                    cli_addr);
 852                         assert(0);
 853                 }
 854         }
 855
 856         e->radius = radius_client_init(wpa_s, e->radius_conf);
 857         assert(e->radius != NULL);
 858
 859         res = radius_client_register(e->radius, RADIUS_AUTH,
 860                                      ieee802_1x_receive_auth, e);
 861         assert(res == 0);
 862 }
 863
 864
 865 static int scard_test(void)
 866 {
 867         struct scard_data *scard;
 868         size_t len;
 869         char imsi[20];
 870         unsigned char _rand[16];
 871 #ifdef PCSC_FUNCS
 872         unsigned char sres[4];
 873         unsigned char kc[8];
 874 #endif /* PCSC_FUNCS */
 875 #define num_triplets 5
 876         unsigned char rand_[num_triplets][16];
 877         unsigned char sres_[num_triplets][4];
 878         unsigned char kc_[num_triplets][8];
 879         int i, res;
 880         size_t j;
 881
 882 #define AKA_RAND_LEN 16
 883 #define AKA_AUTN_LEN 16
 884 #define AKA_AUTS_LEN 14
 885 #define RES_MAX_LEN 16
 886 #define IK_LEN 16
 887 #define CK_LEN 16
 888         unsigned char aka_rand[AKA_RAND_LEN];
 889         unsigned char aka_autn[AKA_AUTN_LEN];
 890         unsigned char aka_auts[AKA_AUTS_LEN];
 891         unsigned char aka_res[RES_MAX_LEN];
 892         size_t aka_res_len;
 893         unsigned char aka_ik[IK_LEN];
 894         unsigned char aka_ck[CK_LEN];
 895
 896         scard = scard_init(SCARD_TRY_BOTH, NULL);
 897         if (scard == NULL)
 898                 return -1;
 899         if (scard_set_pin(scard, "1234")) {
 900                 wpa_printf(MSG_WARNING, "PIN validation failed");
 901                 scard_deinit(scard);
 902                 return -1;
 903         }
 904
 905         len = sizeof(imsi);
 906         if (scard_get_imsi(scard, imsi, &len))
 907                 goto failed;
 908         wpa_hexdump_ascii(MSG_DEBUG, "SCARD: IMSI", (u8 *) imsi, len);
 909         /* NOTE: Permanent Username: 1 | IMSI */
 910
 911         wpa_printf(MSG_DEBUG, "SCARD: MNC length %d",
 912                    scard_get_mnc_len(scard));
 913
 914         os_memset(_rand, 0, sizeof(_rand));
 915         if (scard_gsm_auth(scard, _rand, sres, kc))
 916                 goto failed;
 917
 918         os_memset(_rand, 0xff, sizeof(_rand));
 919         if (scard_gsm_auth(scard, _rand, sres, kc))
 920                 goto failed;
 921
 922         for (i = 0; i < num_triplets; i++) {
 923                 os_memset(rand_[i], i, sizeof(rand_[i]));
 924                 if (scard_gsm_auth(scard, rand_[i], sres_[i], kc_[i]))
 925                         goto failed;
 926         }
 927
 928         for (i = 0; i < num_triplets; i++) {
 929                 printf("1");
 930                 for (j = 0; j < len; j++)
 931                         printf("%c", imsi[j]);
 932                 printf(",");
 933                 for (j = 0; j < 16; j++)
 934                         printf("%02X", rand_[i][j]);
 935                 printf(",");
 936                 for (j = 0; j < 4; j++)
 937                         printf("%02X", sres_[i][j]);
 938                 printf(",");
 939                 for (j = 0; j < 8; j++)
 940                         printf("%02X", kc_[i][j]);
 941                 printf("\n");
 942         }
 943
 944         wpa_printf(MSG_DEBUG, "Trying to use UMTS authentication");
 945
 946         /* seq 39 (0x28) */
 947         os_memset(aka_rand, 0xaa, 16);
 948         os_memcpy(aka_autn, "\x86\x71\x31\xcb\xa2\xfc\x61\xdf"
 949                   "\xa3\xb3\x97\x9d\x07\x32\xa2\x12", 16);
 950
 951         res = scard_umts_auth(scard, aka_rand, aka_autn, aka_res, &aka_res_len,
 952                               aka_ik, aka_ck, aka_auts);
 953         if (res == 0) {
 954                 wpa_printf(MSG_DEBUG, "UMTS auth completed successfully");
 955                 wpa_hexdump(MSG_DEBUG, "RES", aka_res, aka_res_len);
 956                 wpa_hexdump(MSG_DEBUG, "IK", aka_ik, IK_LEN);
 957                 wpa_hexdump(MSG_DEBUG, "CK", aka_ck, CK_LEN);
 958         } else if (res == -2) {
 959                 wpa_printf(MSG_DEBUG, "UMTS auth resulted in synchronization "
 960                            "failure");
 961                 wpa_hexdump(MSG_DEBUG, "AUTS", aka_auts, AKA_AUTS_LEN);
 962         } else {
 963                 wpa_printf(MSG_DEBUG, "UMTS auth failed");
 964         }
 965
 966 failed:
 967         scard_deinit(scard);
 968
 969         return 0;
 970 #undef num_triplets
 971 }
 972
 973
 974 static int scard_get_triplets(int argc, char *argv[])
 975 {
 976         struct scard_data *scard;
 977         size_t len;
 978         char imsi[20];
 979         unsigned char _rand[16];
 980         unsigned char sres[4];
 981         unsigned char kc[8];
 982         int num_triplets;
 983         int i;
 984         size_t j;
 985
 986         if (argc < 2 || ((num_triplets = atoi(argv[1])) <= 0)) {
 987                 printf("invalid parameters for sim command\n");
 988                 return -1;
 989         }
 990
 991         if (argc <= 2 || os_strcmp(argv[2], "debug") != 0) {
 992                 /* disable debug output */
 993                 wpa_debug_level = 99;
 994         }
 995
 996         scard = scard_init(SCARD_GSM_SIM_ONLY, NULL);
 997         if (scard == NULL) {
 998                 printf("Failed to open smartcard connection\n");
 999                 return -1;
1000         }
1001         if (scard_set_pin(scard, argv[0])) {
1002                 wpa_printf(MSG_WARNING, "PIN validation failed");
1003                 scard_deinit(scard);
1004                 return -1;
1005         }
1006
1007         len = sizeof(imsi);
1008         if (scard_get_imsi(scard, imsi, &len)) {
1009                 scard_deinit(scard);
1010                 return -1;
1011         }
1012
1013         for (i = 0; i < num_triplets; i++) {
1014                 os_memset(_rand, i, sizeof(_rand));
1015                 if (scard_gsm_auth(scard, _rand, sres, kc))
1016                         break;
1017
1018                 /* IMSI:Kc:SRES:RAND */
1019                 for (j = 0; j < len; j++)
1020                         printf("%c", imsi[j]);
1021                 printf(":");
1022                 for (j = 0; j < 8; j++)
1023                         printf("%02X", kc[j]);
1024                 printf(":");
1025                 for (j = 0; j < 4; j++)
1026                         printf("%02X", sres[j]);
1027                 printf(":");
1028                 for (j = 0; j < 16; j++)
1029                         printf("%02X", _rand[j]);
1030                 printf("\n");
1031         }
1032
1033         scard_deinit(scard);
1034
1035         return 0;
1036 }
1037
1038
1039 static void eapol_test_terminate(int sig, void *signal_ctx)
1040 {
1041         struct wpa_supplicant *wpa_s = signal_ctx;
1042         wpa_msg(wpa_s, MSG_INFO, "Signal %d received - terminating", sig);
1043         eloop_terminate();
1044 }
1045
1046
1047 static void usage(void)
1048 {
1049         printf("usage:\n"
1050                "eapol_test [-nWS] -c<conf> [-a<AS IP>] [-p<AS port>] "
1051                "[-s<AS secret>]\\\n"
1052                "           [-r<count>] [-t<timeout>] [-C<Connect-Info>] \\\n"
1053                "           [-M<client MAC address>] [-o<server cert file] \\\n"
1054                "           [-N<attr spec>] \\\n"
1055                "           [-A<client IP>]\n"
1056                "eapol_test scard\n"
1057                "eapol_test sim <PIN> <num triplets> [debug]\n"
1058                "\n");
1059         printf("options:\n"
1060                "  -c<conf> = configuration file\n"
1061                "  -a<AS IP> = IP address of the authentication server, "
1062                "default 127.0.0.1\n"
1063                "  -p<AS port> = UDP port of the authentication server, "
1064                "default 1812\n"
1065                "  -s<AS secret> = shared secret with the authentication "
1066                "server, default 'radius'\n"
1067                "  -A<client IP> = IP address of the client, default: select "
1068                "automatically\n"
1069                "  -r<count> = number of re-authentications\n"
1070                "  -W = wait for a control interface monitor before starting\n"
1071                "  -S = save configuration after authentication\n"
1072                "  -n = no MPPE keys expected\n"
1073                "  -t<timeout> = sets timeout in seconds (default: 30 s)\n"
1074                "  -C<Connect-Info> = RADIUS Connect-Info (default: "
1075                "CONNECT 11Mbps 802.11b)\n"
1076                "  -M<client MAC address> = Set own MAC address "
1077                "(Calling-Station-Id,\n"
1078                "                           default: 02:00:00:00:00:01)\n"
1079                "  -o<server cert file> = Write received server certificate\n"
1080                "                         chain to the specified file\n"
1081                "  -N<attr spec> = send arbitrary attribute specified by:\n"
1082                "                  attr_id:syntax:value or attr_id\n"
1083                "                  attr_id - number id of the attribute\n"
1084                "                  syntax - one of: s, d, x\n"
1085                "                     s = string\n"
1086                "                     d = integer\n"
1087                "                     x = octet string\n"
1088                "                  value - attribute value.\n"
1089                "       When only attr_id is specified, NULL will be used as "
1090                "value.\n"
1091                "       Multiple attributes can be specified by using the "
1092                "option several times.\n");
1093 }
1094
1095
1096 int main(int argc, char *argv[])
1097 {
1098         struct wpa_supplicant wpa_s;
1099         int c, ret = 1, wait_for_monitor = 0, save_config = 0;
1100         char *as_addr = "127.0.0.1";
1101         int as_port = 1812;
1102         char *as_secret = "radius";
1103         char *cli_addr = NULL;
1104         char *conf = NULL;
1105         int timeout = 30;
1106         char *pos;
1107         struct extra_radius_attr *p = NULL, *p1;
1108
1109         if (os_program_init())
1110                 return -1;
1111
1112         hostapd_logger_register_cb(hostapd_logger_cb);
1113
1114         os_memset(&eapol_test, 0, sizeof(eapol_test));
1115         eapol_test.connect_info = "CONNECT 11Mbps 802.11b";
1116         os_memcpy(eapol_test.own_addr, "\x02\x00\x00\x00\x00\x01", ETH_ALEN);
1117
1118         wpa_debug_level = 0;
1119         wpa_debug_show_keys = 1;
1120
1121         for (;;) {
1122                 c = getopt(argc, argv, "a:A:c:C:M:nN:o:p:r:s:St:W");
1123                 if (c < 0)
1124                         break;
1125                 switch (c) {
1126                 case 'a':
1127                         as_addr = optarg;
1128                         break;
1129                 case 'A':
1130                         cli_addr = optarg;
1131                         break;
1132                 case 'c':
1133                         conf = optarg;
1134                         break;
1135                 case 'C':
1136                         eapol_test.connect_info = optarg;
1137                         break;
1138                 case 'M':
1139                         if (hwaddr_aton(optarg, eapol_test.own_addr)) {
1140                                 usage();
1141                                 return -1;
1142                         }
1143                         break;
1144                 case 'n':
1145                         eapol_test.no_mppe_keys++;
1146                         break;
1147                 case 'o':
1148                         if (eapol_test.server_cert_file)
1149                                 fclose(eapol_test.server_cert_file);
1150                         eapol_test.server_cert_file = fopen(optarg, "w");
1151                         if (eapol_test.server_cert_file == NULL) {
1152                                 printf("Could not open '%s' for writing\n",
1153                                        optarg);
1154                                 return -1;
1155                         }
1156                         break;
1157                 case 'p':
1158                         as_port = atoi(optarg);
1159                         break;
1160                 case 'r':
1161                         eapol_test.eapol_test_num_reauths = atoi(optarg);
1162                         break;
1163                 case 's':
1164                         as_secret = optarg;
1165                         break;
1166                 case 'S':
1167                         save_config++;
1168                         break;
1169                 case 't':
1170                         timeout = atoi(optarg);
1171                         break;
1172                 case 'W':
1173                         wait_for_monitor++;
1174                         break;
1175                 case 'N':
1176                         p1 = os_zalloc(sizeof(*p1));
1177                         if (p1 == NULL)
1178                                 break;
1179                         if (!p)
1180                                 eapol_test.extra_attrs = p1;
1181                         else
1182                                 p->next = p1;
1183                         p = p1;
1184
1185                         p->type = atoi(optarg);
1186                         pos = os_strchr(optarg, ':');
1187                         if (pos == NULL) {
1188                                 p->syntax = 'n';
1189                                 p->data = NULL;
1190                                 break;
1191                         }
1192
1193                         pos++;
1194                         if (pos[0] == '\0' || pos[1] != ':') {
1195                                 printf("Incorrect format of attribute "
1196                                        "specification\n");
1197                                 break;
1198                         }
1199
1200                         p->syntax = pos[0];
1201                         p->data = pos + 2;
1202                         break;
1203                 default:
1204                         usage();
1205                         return -1;
1206                 }
1207         }
1208
1209         if (argc > optind && os_strcmp(argv[optind], "scard") == 0) {
1210                 return scard_test();
1211         }
1212
1213         if (argc > optind && os_strcmp(argv[optind], "sim") == 0) {
1214                 return scard_get_triplets(argc - optind - 1,
1215                                           &argv[optind + 1]);
1216         }
1217
1218         if (conf == NULL) {
1219                 usage();
1220                 printf("Configuration file is required.\n");
1221                 return -1;
1222         }
1223
1224         if (eap_register_methods()) {
1225                 wpa_printf(MSG_ERROR, "Failed to register EAP methods");
1226                 return -1;
1227         }
1228
1229         if (eloop_init()) {
1230                 wpa_printf(MSG_ERROR, "Failed to initialize event loop");
1231                 return -1;
1232         }
1233
1234         os_memset(&wpa_s, 0, sizeof(wpa_s));
1235         eapol_test.wpa_s = &wpa_s;
1236         wpa_s.conf = wpa_config_read(conf);
1237         if (wpa_s.conf == NULL) {
1238                 printf("Failed to parse configuration file '%s'.\n", conf);
1239                 return -1;
1240         }
1241         if (wpa_s.conf->ssid == NULL) {
1242                 printf("No networks defined.\n");
1243                 return -1;
1244         }
1245
1246         wpa_init_conf(&eapol_test, &wpa_s, as_addr, as_port, as_secret,
1247                       cli_addr);
1248         wpa_s.ctrl_iface = wpa_supplicant_ctrl_iface_init(&wpa_s);
1249         if (wpa_s.ctrl_iface == NULL) {
1250                 printf("Failed to initialize control interface '%s'.\n"
1251                        "You may have another eapol_test process already "
1252                        "running or the file was\n"
1253                        "left by an unclean termination of eapol_test in "
1254                        "which case you will need\n"
1255                        "to manually remove this file before starting "
1256                        "eapol_test again.\n",
1257                        wpa_s.conf->ctrl_interface);
1258                 return -1;
1259         }
1260         if (wpa_supplicant_scard_init(&wpa_s, wpa_s.conf->ssid))
1261                 return -1;
1262
1263         if (test_eapol(&eapol_test, &wpa_s, wpa_s.conf->ssid))
1264                 return -1;
1265
1266         if (wpas_init_ext_pw(&wpa_s) < 0)
1267                 return -1;
1268
1269         if (wait_for_monitor)
1270                 wpa_supplicant_ctrl_iface_wait(wpa_s.ctrl_iface);
1271
1272         eloop_register_timeout(timeout, 0, eapol_test_timeout, &eapol_test,
1273                                NULL);
1274         eloop_register_timeout(0, 0, send_eap_request_identity, &wpa_s, NULL);
1275         eloop_register_signal_terminate(eapol_test_terminate, &wpa_s);
1276         eloop_register_signal_reconfig(eapol_test_terminate, &wpa_s);
1277         eloop_run();
1278
1279         eloop_cancel_timeout(eapol_test_timeout, &eapol_test, NULL);
1280         eloop_cancel_timeout(eapol_sm_reauth, &eapol_test, NULL);
1281
1282         if (eapol_test_compare_pmk(&eapol_test) == 0 ||
1283             eapol_test.no_mppe_keys)
1284                 ret = 0;
1285         if (eapol_test.auth_timed_out)
1286                 ret = -2;
1287         if (eapol_test.radius_access_reject_received)
1288                 ret = -3;
1289
1290         if (save_config)
1291                 wpa_config_write(conf, wpa_s.conf);
1292
1293         test_eapol_clean(&eapol_test, &wpa_s);
1294
1295         eap_peer_unregister_methods();
1296 #ifdef CONFIG_AP
1297         eap_server_unregister_methods();
1298 #endif /* CONFIG_AP */
1299
1300         eloop_destroy();
1301
1302         if (eapol_test.server_cert_file)
1303                 fclose(eapol_test.server_cert_file);
1304
1305         printf("MPPE keys OK: %d  mismatch: %d\n",
1306                eapol_test.num_mppe_ok, eapol_test.num_mppe_mismatch);
1307         if (eapol_test.num_mppe_mismatch)
1308                 ret = -4;
1309         if (ret)
1310                 printf("FAILURE\n");
1311         else
1312                 printf("SUCCESS\n");
1313
1314         os_program_deinit();
1315
1316         return ret;
1317 }