wpa_supplicant/eapol_test.c

   1 /*
   2  * WPA Supplicant - test code
   3  * Copyright (c) 2003-2013, 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 "wpa_supplicant_i.h"
  25 #include "radius/radius.h"
  26 #include "radius/radius_client.h"
  27 #include "common/wpa_ctrl.h"
  28 #include "ctrl_iface.h"
  29 #include "pcsc_funcs.h"
  30 #include "wpas_glue.h"
  31
  32
  33 struct wpa_driver_ops *wpa_drivers[] = { NULL };
  34
  35
  36 struct extra_radius_attr {
  37         u8 type;
  38         char syntax;
  39         char *data;
  40         struct extra_radius_attr *next;
  41 };
  42
  43 struct eapol_test_data {
  44         struct wpa_supplicant *wpa_s;
  45
  46         int eapol_test_num_reauths;
  47         int no_mppe_keys;
  48         int num_mppe_ok, num_mppe_mismatch;
  49         int req_eap_key_name;
  50
  51         u8 radius_identifier;
  52         struct radius_msg *last_recv_radius;
  53         struct in_addr own_ip_addr;
  54         struct radius_client_data *radius;
  55         struct hostapd_radius_servers *radius_conf;
  56
  57          /* last received EAP Response from Authentication Server */
  58         struct wpabuf *last_eap_radius;
  59
  60         u8 authenticator_pmk[PMK_LEN];
  61         size_t authenticator_pmk_len;
  62         u8 authenticator_eap_key_name[256];
  63         size_t authenticator_eap_key_name_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         const char *pcsc_reader;
  78         const char *pcsc_pin;
  79 };
  80
  81 static struct eapol_test_data eapol_test;
  82
  83
  84 static void send_eap_request_identity(void *eloop_ctx, void *timeout_ctx);
  85
  86
  87 static void hostapd_logger_cb(void *ctx, const u8 *addr, unsigned int module,
  88                               int level, const char *txt, size_t len)
  89 {
  90         if (addr)
  91                 wpa_printf(MSG_DEBUG, "STA " MACSTR ": %s\n",
  92                            MAC2STR(addr), txt);
  93         else
  94                 wpa_printf(MSG_DEBUG, "%s", txt);
  95 }
  96
  97
  98 static int add_extra_attr(struct radius_msg *msg,
  99                           struct extra_radius_attr *attr)
 100 {
 101         size_t len;
 102         char *pos;
 103         u32 val;
 104         char buf[RADIUS_MAX_ATTR_LEN + 1];
 105
 106         switch (attr->syntax) {
 107         case 's':
 108                 os_snprintf(buf, sizeof(buf), "%s", attr->data);
 109                 len = os_strlen(buf);
 110                 break;
 111         case 'n':
 112                 buf[0] = '\0';
 113                 len = 1;
 114                 break;
 115         case 'x':
 116                 pos = attr->data;
 117                 if (pos[0] == '0' && pos[1] == 'x')
 118                         pos += 2;
 119                 len = os_strlen(pos);
 120                 if ((len & 1) || (len / 2) > RADIUS_MAX_ATTR_LEN) {
 121                         printf("Invalid extra attribute hexstring\n");
 122                         return -1;
 123                 }
 124                 len /= 2;
 125                 if (hexstr2bin(pos, (u8 *) buf, len) < 0) {
 126                         printf("Invalid extra attribute hexstring\n");
 127                         return -1;
 128                 }
 129                 break;
 130         case 'd':
 131                 val = htonl(atoi(attr->data));
 132                 os_memcpy(buf, &val, 4);
 133                 len = 4;
 134                 break;
 135         default:
 136                 printf("Incorrect extra attribute syntax specification\n");
 137                 return -1;
 138         }
 139
 140         if (!radius_msg_add_attr(msg, attr->type, (u8 *) buf, len)) {
 141                 printf("Could not add attribute %d\n", attr->type);
 142                 return -1;
 143         }
 144
 145         return 0;
 146 }
 147
 148
 149 static int add_extra_attrs(struct radius_msg *msg,
 150                            struct extra_radius_attr *attrs)
 151 {
 152         struct extra_radius_attr *p;
 153         for (p = attrs; p; p = p->next) {
 154                 if (add_extra_attr(msg, p) < 0)
 155                         return -1;
 156         }
 157         return 0;
 158 }
 159
 160
 161 static struct extra_radius_attr *
 162 find_extra_attr(struct extra_radius_attr *attrs, u8 type)
 163 {
 164         struct extra_radius_attr *p;
 165         for (p = attrs; p; p = p->next) {
 166                 if (p->type == type)
 167                         return p;
 168         }
 169         return NULL;
 170 }
 171
 172
 173 static void ieee802_1x_encapsulate_radius(struct eapol_test_data *e,
 174                                           const u8 *eap, size_t len)
 175 {
 176         struct radius_msg *msg;
 177         char buf[RADIUS_MAX_ATTR_LEN + 1];
 178         const struct eap_hdr *hdr;
 179         const u8 *pos;
 180
 181         wpa_printf(MSG_DEBUG, "Encapsulating EAP message into a RADIUS "
 182                    "packet");
 183
 184         e->radius_identifier = radius_client_get_id(e->radius);
 185         msg = radius_msg_new(RADIUS_CODE_ACCESS_REQUEST,
 186                              e->radius_identifier);
 187         if (msg == NULL) {
 188                 printf("Could not create net RADIUS packet\n");
 189                 return;
 190         }
 191
 192         radius_msg_make_authenticator(msg, (u8 *) e, sizeof(*e));
 193
 194         hdr = (const struct eap_hdr *) eap;
 195         pos = (const u8 *) (hdr + 1);
 196         if (len > sizeof(*hdr) && hdr->code == EAP_CODE_RESPONSE &&
 197             pos[0] == EAP_TYPE_IDENTITY) {
 198                 pos++;
 199                 os_free(e->eap_identity);
 200                 e->eap_identity_len = len - sizeof(*hdr) - 1;
 201                 e->eap_identity = os_malloc(e->eap_identity_len);
 202                 if (e->eap_identity) {
 203                         os_memcpy(e->eap_identity, pos, e->eap_identity_len);
 204                         wpa_hexdump(MSG_DEBUG, "Learned identity from "
 205                                     "EAP-Response-Identity",
 206                                     e->eap_identity, e->eap_identity_len);
 207                 }
 208         }
 209
 210         if (e->eap_identity &&
 211             !radius_msg_add_attr(msg, RADIUS_ATTR_USER_NAME,
 212                                  e->eap_identity, e->eap_identity_len)) {
 213                 printf("Could not add User-Name\n");
 214                 goto fail;
 215         }
 216
 217         if (e->req_eap_key_name &&
 218             !radius_msg_add_attr(msg, RADIUS_ATTR_EAP_KEY_NAME, (u8 *) "\0",
 219                                  1)) {
 220                 printf("Could not add EAP-Key-Name\n");
 221                 goto fail;
 222         }
 223
 224         if (!find_extra_attr(e->extra_attrs, RADIUS_ATTR_NAS_IP_ADDRESS) &&
 225             !radius_msg_add_attr(msg, RADIUS_ATTR_NAS_IP_ADDRESS,
 226                                  (u8 *) &e->own_ip_addr, 4)) {
 227                 printf("Could not add NAS-IP-Address\n");
 228                 goto fail;
 229         }
 230
 231         os_snprintf(buf, sizeof(buf), RADIUS_802_1X_ADDR_FORMAT,
 232                     MAC2STR(e->wpa_s->own_addr));
 233         if (!find_extra_attr(e->extra_attrs, RADIUS_ATTR_CALLING_STATION_ID)
 234             &&
 235             !radius_msg_add_attr(msg, RADIUS_ATTR_CALLING_STATION_ID,
 236                                  (u8 *) buf, os_strlen(buf))) {
 237                 printf("Could not add Calling-Station-Id\n");
 238                 goto fail;
 239         }
 240
 241         /* TODO: should probably check MTU from driver config; 2304 is max for
 242          * IEEE 802.11, but use 1400 to avoid problems with too large packets
 243          */
 244         if (!find_extra_attr(e->extra_attrs, RADIUS_ATTR_FRAMED_MTU) &&
 245             !radius_msg_add_attr_int32(msg, RADIUS_ATTR_FRAMED_MTU, 1400)) {
 246                 printf("Could not add Framed-MTU\n");
 247                 goto fail;
 248         }
 249
 250         if (!find_extra_attr(e->extra_attrs, RADIUS_ATTR_NAS_PORT_TYPE) &&
 251             !radius_msg_add_attr_int32(msg, RADIUS_ATTR_NAS_PORT_TYPE,
 252                                        RADIUS_NAS_PORT_TYPE_IEEE_802_11)) {
 253                 printf("Could not add NAS-Port-Type\n");
 254                 goto fail;
 255         }
 256
 257         os_snprintf(buf, sizeof(buf), "%s", e->connect_info);
 258         if (!find_extra_attr(e->extra_attrs, RADIUS_ATTR_CONNECT_INFO) &&
 259             !radius_msg_add_attr(msg, RADIUS_ATTR_CONNECT_INFO,
 260                                  (u8 *) buf, os_strlen(buf))) {
 261                 printf("Could not add Connect-Info\n");
 262                 goto fail;
 263         }
 264
 265         if (add_extra_attrs(msg, e->extra_attrs) < 0)
 266                 goto fail;
 267
 268         if (eap && !radius_msg_add_eap(msg, eap, len)) {
 269                 printf("Could not add EAP-Message\n");
 270                 goto fail;
 271         }
 272
 273         /* State attribute must be copied if and only if this packet is
 274          * Access-Request reply to the previous Access-Challenge */
 275         if (e->last_recv_radius &&
 276             radius_msg_get_hdr(e->last_recv_radius)->code ==
 277             RADIUS_CODE_ACCESS_CHALLENGE) {
 278                 int res = radius_msg_copy_attr(msg, e->last_recv_radius,
 279                                                RADIUS_ATTR_STATE);
 280                 if (res < 0) {
 281                         printf("Could not copy State attribute from previous "
 282                                "Access-Challenge\n");
 283                         goto fail;
 284                 }
 285                 if (res > 0) {
 286                         wpa_printf(MSG_DEBUG, "  Copied RADIUS State "
 287                                    "Attribute");
 288                 }
 289         }
 290
 291         if (radius_client_send(e->radius, msg, RADIUS_AUTH, e->wpa_s->own_addr)
 292             < 0)
 293                 goto fail;
 294         return;
 295
 296  fail:
 297         radius_msg_free(msg);
 298 }
 299
 300
 301 static int eapol_test_eapol_send(void *ctx, int type, const u8 *buf,
 302                                  size_t len)
 303 {
 304         printf("WPA: eapol_test_eapol_send(type=%d len=%lu)\n",
 305                type, (unsigned long) len);
 306         if (type == IEEE802_1X_TYPE_EAP_PACKET) {
 307                 wpa_hexdump(MSG_DEBUG, "TX EAP -> RADIUS", buf, len);
 308                 ieee802_1x_encapsulate_radius(&eapol_test, buf, len);
 309         }
 310         return 0;
 311 }
 312
 313
 314 static void eapol_test_set_config_blob(void *ctx,
 315                                        struct wpa_config_blob *blob)
 316 {
 317         struct eapol_test_data *e = ctx;
 318         wpa_config_set_blob(e->wpa_s->conf, blob);
 319 }
 320
 321
 322 static const struct wpa_config_blob *
 323 eapol_test_get_config_blob(void *ctx, const char *name)
 324 {
 325         struct eapol_test_data *e = ctx;
 326         return wpa_config_get_blob(e->wpa_s->conf, name);
 327 }
 328
 329
 330 static void eapol_test_eapol_done_cb(void *ctx)
 331 {
 332         printf("WPA: EAPOL processing complete\n");
 333 }
 334
 335
 336 static void eapol_sm_reauth(void *eloop_ctx, void *timeout_ctx)
 337 {
 338         struct eapol_test_data *e = eloop_ctx;
 339         printf("\n\n\n\n\neapol_test: Triggering EAP reauthentication\n\n");
 340         e->radius_access_accept_received = 0;
 341         send_eap_request_identity(e->wpa_s, NULL);
 342 }
 343
 344
 345 static int eapol_test_compare_pmk(struct eapol_test_data *e)
 346 {
 347         u8 pmk[PMK_LEN];
 348         int ret = 1;
 349         const u8 *sess_id;
 350         size_t sess_id_len;
 351
 352         if (eapol_sm_get_key(e->wpa_s->eapol, pmk, PMK_LEN) == 0) {
 353                 wpa_hexdump(MSG_DEBUG, "PMK from EAPOL", pmk, PMK_LEN);
 354                 if (os_memcmp(pmk, e->authenticator_pmk, PMK_LEN) != 0) {
 355                         printf("WARNING: PMK mismatch\n");
 356                         wpa_hexdump(MSG_DEBUG, "PMK from AS",
 357                                     e->authenticator_pmk, PMK_LEN);
 358                 } else if (e->radius_access_accept_received)
 359                         ret = 0;
 360         } else if (e->authenticator_pmk_len == 16 &&
 361                    eapol_sm_get_key(e->wpa_s->eapol, pmk, 16) == 0) {
 362                 wpa_hexdump(MSG_DEBUG, "LEAP PMK from EAPOL", pmk, 16);
 363                 if (os_memcmp(pmk, e->authenticator_pmk, 16) != 0) {
 364                         printf("WARNING: PMK mismatch\n");
 365                         wpa_hexdump(MSG_DEBUG, "PMK from AS",
 366                                     e->authenticator_pmk, 16);
 367                 } else if (e->radius_access_accept_received)
 368                         ret = 0;
 369         } else if (e->radius_access_accept_received && e->no_mppe_keys) {
 370                 /* No keying material expected */
 371                 ret = 0;
 372         }
 373
 374         if (ret && !e->no_mppe_keys)
 375                 e->num_mppe_mismatch++;
 376         else if (!e->no_mppe_keys)
 377                 e->num_mppe_ok++;
 378
 379         sess_id = eapol_sm_get_session_id(e->wpa_s->eapol, &sess_id_len);
 380         if (!sess_id)
 381                 return ret;
 382         if (e->authenticator_eap_key_name_len == 0) {
 383                 wpa_printf(MSG_INFO, "No EAP-Key-Name received from server");
 384                 return ret;
 385         }
 386
 387         if (e->authenticator_eap_key_name_len != sess_id_len ||
 388             os_memcmp(e->authenticator_eap_key_name, sess_id, sess_id_len) != 0)
 389         {
 390                 wpa_printf(MSG_INFO,
 391                            "Locally derived EAP Session-Id does not match EAP-Key-Name from server");
 392                 wpa_hexdump(MSG_DEBUG, "EAP Session-Id", sess_id, sess_id_len);
 393                 wpa_hexdump(MSG_DEBUG, "EAP-Key-Name from server",
 394                             e->authenticator_eap_key_name,
 395                             e->authenticator_eap_key_name_len);
 396         } else {
 397                 wpa_printf(MSG_INFO,
 398                            "Locally derived EAP Session-Id matches EAP-Key-Name from server");
 399         }
 400
 401         return ret;
 402 }
 403
 404
 405 static void eapol_sm_cb(struct eapol_sm *eapol, enum eapol_supp_result result,
 406                         void *ctx)
 407 {
 408         struct eapol_test_data *e = ctx;
 409         printf("eapol_sm_cb: result=%d\n", result);
 410         e->eapol_test_num_reauths--;
 411         if (e->eapol_test_num_reauths < 0)
 412                 eloop_terminate();
 413         else {
 414                 eapol_test_compare_pmk(e);
 415                 eloop_register_timeout(0, 100000, eapol_sm_reauth, e, NULL);
 416         }
 417 }
 418
 419
 420 static void eapol_test_write_cert(FILE *f, const char *subject,
 421                                   const struct wpabuf *cert)
 422 {
 423         unsigned char *encoded;
 424
 425         encoded = base64_encode(wpabuf_head(cert), wpabuf_len(cert), NULL);
 426         if (encoded == NULL)
 427                 return;
 428         fprintf(f, "%s\n-----BEGIN CERTIFICATE-----\n%s"
 429                 "-----END CERTIFICATE-----\n\n", subject, encoded);
 430         os_free(encoded);
 431 }
 432
 433
 434 #if defined(CONFIG_CTRL_IFACE) || !defined(CONFIG_NO_STDOUT_DEBUG)
 435 static void eapol_test_eap_param_needed(void *ctx, enum wpa_ctrl_req_type field,
 436                                         const char *default_txt)
 437 {
 438         struct eapol_test_data *e = ctx;
 439         struct wpa_supplicant *wpa_s = e->wpa_s;
 440         struct wpa_ssid *ssid = wpa_s->current_ssid;
 441         const char *field_name, *txt = NULL;
 442         char *buf;
 443         size_t buflen;
 444         int len;
 445
 446         if (ssid == NULL)
 447                 return;
 448
 449         field_name = wpa_supplicant_ctrl_req_to_string(field, default_txt,
 450                                                        &txt);
 451         if (field_name == NULL) {
 452                 wpa_printf(MSG_WARNING, "Unhandled EAP param %d needed",
 453                            field);
 454                 return;
 455         }
 456
 457         buflen = 100 + os_strlen(txt) + ssid->ssid_len;
 458         buf = os_malloc(buflen);
 459         if (buf == NULL)
 460                 return;
 461         len = os_snprintf(buf, buflen,
 462                           WPA_CTRL_REQ "%s-%d:%s needed for SSID ",
 463                           field_name, ssid->id, txt);
 464         if (os_snprintf_error(buflen, len)) {
 465                 os_free(buf);
 466                 return;
 467         }
 468         if (ssid->ssid && buflen > len + ssid->ssid_len) {
 469                 os_memcpy(buf + len, ssid->ssid, ssid->ssid_len);
 470                 len += ssid->ssid_len;
 471                 buf[len] = '\0';
 472         }
 473         buf[buflen - 1] = '\0';
 474         wpa_msg(wpa_s, MSG_INFO, "%s", buf);
 475         os_free(buf);
 476 }
 477 #else /* CONFIG_CTRL_IFACE || !CONFIG_NO_STDOUT_DEBUG */
 478 #define eapol_test_eap_param_needed NULL
 479 #endif /* CONFIG_CTRL_IFACE || !CONFIG_NO_STDOUT_DEBUG */
 480
 481
 482 static void eapol_test_cert_cb(void *ctx, int depth, const char *subject,
 483                                const char *altsubject[], int num_altsubject,
 484                                const char *cert_hash,
 485                                const struct wpabuf *cert)
 486 {
 487         struct eapol_test_data *e = ctx;
 488
 489         wpa_msg(e->wpa_s, MSG_INFO, WPA_EVENT_EAP_PEER_CERT
 490                 "depth=%d subject='%s'%s%s",
 491                 depth, subject,
 492                 cert_hash ? " hash=" : "",
 493                 cert_hash ? cert_hash : "");
 494
 495         if (cert) {
 496                 char *cert_hex;
 497                 size_t len = wpabuf_len(cert) * 2 + 1;
 498                 cert_hex = os_malloc(len);
 499                 if (cert_hex) {
 500                         wpa_snprintf_hex(cert_hex, len, wpabuf_head(cert),
 501                                          wpabuf_len(cert));
 502                         wpa_msg_ctrl(e->wpa_s, MSG_INFO,
 503                                      WPA_EVENT_EAP_PEER_CERT
 504                                      "depth=%d subject='%s' cert=%s",
 505                                      depth, subject, cert_hex);
 506                         os_free(cert_hex);
 507                 }
 508
 509                 if (e->server_cert_file)
 510                         eapol_test_write_cert(e->server_cert_file,
 511                                               subject, cert);
 512         }
 513
 514         if (altsubject) {
 515                 int i;
 516
 517                 for (i = 0; i < num_altsubject; i++)
 518                         wpa_msg(e->wpa_s, MSG_INFO, WPA_EVENT_EAP_PEER_ALT
 519                                 "depth=%d %s", depth, altsubject[i]);
 520         }
 521 }
 522
 523
 524 static void eapol_test_set_anon_id(void *ctx, const u8 *id, size_t len)
 525 {
 526         struct eapol_test_data *e = ctx;
 527         struct wpa_supplicant *wpa_s = e->wpa_s;
 528         char *str;
 529         int res;
 530
 531         wpa_hexdump_ascii(MSG_DEBUG, "EAP method updated anonymous_identity",
 532                           id, len);
 533
 534         if (wpa_s->current_ssid == NULL)
 535                 return;
 536
 537         if (id == NULL) {
 538                 if (wpa_config_set(wpa_s->current_ssid, "anonymous_identity",
 539                                    "NULL", 0) < 0)
 540                         return;
 541         } else {
 542                 str = os_malloc(len * 2 + 1);
 543                 if (str == NULL)
 544                         return;
 545                 wpa_snprintf_hex(str, len * 2 + 1, id, len);
 546                 res = wpa_config_set(wpa_s->current_ssid, "anonymous_identity",
 547                                      str, 0);
 548                 os_free(str);
 549                 if (res < 0)
 550                         return;
 551         }
 552 }
 553
 554
 555 static int test_eapol(struct eapol_test_data *e, struct wpa_supplicant *wpa_s,
 556                       struct wpa_ssid *ssid)
 557 {
 558         struct eapol_config eapol_conf;
 559         struct eapol_ctx *ctx;
 560
 561         ctx = os_zalloc(sizeof(*ctx));
 562         if (ctx == NULL) {
 563                 printf("Failed to allocate EAPOL context.\n");
 564                 return -1;
 565         }
 566         ctx->ctx = e;
 567         ctx->msg_ctx = wpa_s;
 568         ctx->scard_ctx = wpa_s->scard;
 569         ctx->cb = eapol_sm_cb;
 570         ctx->cb_ctx = e;
 571         ctx->eapol_send_ctx = wpa_s;
 572         ctx->preauth = 0;
 573         ctx->eapol_done_cb = eapol_test_eapol_done_cb;
 574         ctx->eapol_send = eapol_test_eapol_send;
 575         ctx->set_config_blob = eapol_test_set_config_blob;
 576         ctx->get_config_blob = eapol_test_get_config_blob;
 577         ctx->opensc_engine_path = wpa_s->conf->opensc_engine_path;
 578         ctx->pkcs11_engine_path = wpa_s->conf->pkcs11_engine_path;
 579         ctx->pkcs11_module_path = wpa_s->conf->pkcs11_module_path;
 580         ctx->openssl_ciphers = wpa_s->conf->openssl_ciphers;
 581         ctx->eap_param_needed = eapol_test_eap_param_needed;
 582         ctx->cert_cb = eapol_test_cert_cb;
 583         ctx->cert_in_cb = 1;
 584         ctx->set_anon_id = eapol_test_set_anon_id;
 585
 586         wpa_s->eapol = eapol_sm_init(ctx);
 587         if (wpa_s->eapol == NULL) {
 588                 os_free(ctx);
 589                 printf("Failed to initialize EAPOL state machines.\n");
 590                 return -1;
 591         }
 592
 593         wpa_s->current_ssid = ssid;
 594         os_memset(&eapol_conf, 0, sizeof(eapol_conf));
 595         eapol_conf.accept_802_1x_keys = 1;
 596         eapol_conf.required_keys = 0;
 597         eapol_conf.fast_reauth = wpa_s->conf->fast_reauth;
 598         eapol_conf.workaround = ssid->eap_workaround;
 599         eapol_conf.external_sim = wpa_s->conf->external_sim;
 600         eapol_sm_notify_config(wpa_s->eapol, &ssid->eap, &eapol_conf);
 601         eapol_sm_register_scard_ctx(wpa_s->eapol, wpa_s->scard);
 602
 603
 604         eapol_sm_notify_portValid(wpa_s->eapol, FALSE);
 605         /* 802.1X::portControl = Auto */
 606         eapol_sm_notify_portEnabled(wpa_s->eapol, TRUE);
 607
 608         return 0;
 609 }
 610
 611
 612 static void test_eapol_clean(struct eapol_test_data *e,
 613                              struct wpa_supplicant *wpa_s)
 614 {
 615         struct extra_radius_attr *p, *prev;
 616
 617         radius_client_deinit(e->radius);
 618         wpabuf_free(e->last_eap_radius);
 619         radius_msg_free(e->last_recv_radius);
 620         e->last_recv_radius = NULL;
 621         os_free(e->eap_identity);
 622         e->eap_identity = NULL;
 623         eapol_sm_deinit(wpa_s->eapol);
 624         wpa_s->eapol = NULL;
 625         if (e->radius_conf && e->radius_conf->auth_server) {
 626                 os_free(e->radius_conf->auth_server->shared_secret);
 627                 os_free(e->radius_conf->auth_server);
 628         }
 629         os_free(e->radius_conf);
 630         e->radius_conf = NULL;
 631         scard_deinit(wpa_s->scard);
 632         if (wpa_s->ctrl_iface) {
 633                 wpa_supplicant_ctrl_iface_deinit(wpa_s->ctrl_iface);
 634                 wpa_s->ctrl_iface = NULL;
 635         }
 636
 637         ext_password_deinit(wpa_s->ext_pw);
 638         wpa_s->ext_pw = NULL;
 639
 640         wpa_config_free(wpa_s->conf);
 641
 642         p = e->extra_attrs;
 643         while (p) {
 644                 prev = p;
 645                 p = p->next;
 646                 os_free(prev);
 647         }
 648 }
 649
 650
 651 static void send_eap_request_identity(void *eloop_ctx, void *timeout_ctx)
 652 {
 653         struct wpa_supplicant *wpa_s = eloop_ctx;
 654         u8 buf[100], *pos;
 655         struct ieee802_1x_hdr *hdr;
 656         struct eap_hdr *eap;
 657
 658         hdr = (struct ieee802_1x_hdr *) buf;
 659         hdr->version = EAPOL_VERSION;
 660         hdr->type = IEEE802_1X_TYPE_EAP_PACKET;
 661         hdr->length = htons(5);
 662
 663         eap = (struct eap_hdr *) (hdr + 1);
 664         eap->code = EAP_CODE_REQUEST;
 665         eap->identifier = 0;
 666         eap->length = htons(5);
 667         pos = (u8 *) (eap + 1);
 668         *pos = EAP_TYPE_IDENTITY;
 669
 670         printf("Sending fake EAP-Request-Identity\n");
 671         eapol_sm_rx_eapol(wpa_s->eapol, wpa_s->bssid, buf,
 672                           sizeof(*hdr) + 5);
 673 }
 674
 675
 676 static void eapol_test_timeout(void *eloop_ctx, void *timeout_ctx)
 677 {
 678         struct eapol_test_data *e = eloop_ctx;
 679         printf("EAPOL test timed out\n");
 680         e->auth_timed_out = 1;
 681         eloop_terminate();
 682 }
 683
 684
 685 static char *eap_type_text(u8 type)
 686 {
 687         switch (type) {
 688         case EAP_TYPE_IDENTITY: return "Identity";
 689         case EAP_TYPE_NOTIFICATION: return "Notification";
 690         case EAP_TYPE_NAK: return "Nak";
 691         case EAP_TYPE_TLS: return "TLS";
 692         case EAP_TYPE_TTLS: return "TTLS";
 693         case EAP_TYPE_PEAP: return "PEAP";
 694         case EAP_TYPE_SIM: return "SIM";
 695         case EAP_TYPE_GTC: return "GTC";
 696         case EAP_TYPE_MD5: return "MD5";
 697         case EAP_TYPE_OTP: return "OTP";
 698         case EAP_TYPE_FAST: return "FAST";
 699         case EAP_TYPE_SAKE: return "SAKE";
 700         case EAP_TYPE_PSK: return "PSK";
 701         default: return "Unknown";
 702         }
 703 }
 704
 705
 706 static void ieee802_1x_decapsulate_radius(struct eapol_test_data *e)
 707 {
 708         struct wpabuf *eap;
 709         const struct eap_hdr *hdr;
 710         int eap_type = -1;
 711         char buf[64];
 712         struct radius_msg *msg;
 713
 714         if (e->last_recv_radius == NULL)
 715                 return;
 716
 717         msg = e->last_recv_radius;
 718
 719         eap = radius_msg_get_eap(msg);
 720         if (eap == NULL) {
 721                 /* draft-aboba-radius-rfc2869bis-20.txt, Chap. 2.6.3:
 722                  * RADIUS server SHOULD NOT send Access-Reject/no EAP-Message
 723                  * attribute */
 724                 wpa_printf(MSG_DEBUG, "could not extract "
 725                                "EAP-Message from RADIUS message");
 726                 wpabuf_free(e->last_eap_radius);
 727                 e->last_eap_radius = NULL;
 728                 return;
 729         }
 730
 731         if (wpabuf_len(eap) < sizeof(*hdr)) {
 732                 wpa_printf(MSG_DEBUG, "too short EAP packet "
 733                                "received from authentication server");
 734                 wpabuf_free(eap);
 735                 return;
 736         }
 737
 738         if (wpabuf_len(eap) > sizeof(*hdr))
 739                 eap_type = (wpabuf_head_u8(eap))[sizeof(*hdr)];
 740
 741         hdr = wpabuf_head(eap);
 742         switch (hdr->code) {
 743         case EAP_CODE_REQUEST:
 744                 os_snprintf(buf, sizeof(buf), "EAP-Request-%s (%d)",
 745                             eap_type >= 0 ? eap_type_text(eap_type) : "??",
 746                             eap_type);
 747                 break;
 748         case EAP_CODE_RESPONSE:
 749                 os_snprintf(buf, sizeof(buf), "EAP Response-%s (%d)",
 750                             eap_type >= 0 ? eap_type_text(eap_type) : "??",
 751                             eap_type);
 752                 break;
 753         case EAP_CODE_SUCCESS:
 754                 os_strlcpy(buf, "EAP Success", sizeof(buf));
 755                 /* LEAP uses EAP Success within an authentication, so must not
 756                  * stop here with eloop_terminate(); */
 757                 break;
 758         case EAP_CODE_FAILURE:
 759                 os_strlcpy(buf, "EAP Failure", sizeof(buf));
 760                 eloop_terminate();
 761                 break;
 762         default:
 763                 os_strlcpy(buf, "unknown EAP code", sizeof(buf));
 764                 wpa_hexdump_buf(MSG_DEBUG, "Decapsulated EAP packet", eap);
 765                 break;
 766         }
 767         wpa_printf(MSG_DEBUG, "decapsulated EAP packet (code=%d "
 768                        "id=%d len=%d) from RADIUS server: %s",
 769                       hdr->code, hdr->identifier, ntohs(hdr->length), buf);
 770
 771         /* sta->eapol_sm->be_auth.idFromServer = hdr->identifier; */
 772
 773         wpabuf_free(e->last_eap_radius);
 774         e->last_eap_radius = eap;
 775
 776         {
 777                 struct ieee802_1x_hdr *dot1x;
 778                 dot1x = os_malloc(sizeof(*dot1x) + wpabuf_len(eap));
 779                 assert(dot1x != NULL);
 780                 dot1x->version = EAPOL_VERSION;
 781                 dot1x->type = IEEE802_1X_TYPE_EAP_PACKET;
 782                 dot1x->length = htons(wpabuf_len(eap));
 783                 os_memcpy((u8 *) (dot1x + 1), wpabuf_head(eap),
 784                           wpabuf_len(eap));
 785                 eapol_sm_rx_eapol(e->wpa_s->eapol, e->wpa_s->bssid,
 786                                   (u8 *) dot1x,
 787                                   sizeof(*dot1x) + wpabuf_len(eap));
 788                 os_free(dot1x);
 789         }
 790 }
 791
 792
 793 static void ieee802_1x_get_keys(struct eapol_test_data *e,
 794                                 struct radius_msg *msg, struct radius_msg *req,
 795                                 const u8 *shared_secret,
 796                                 size_t shared_secret_len)
 797 {
 798         struct radius_ms_mppe_keys *keys;
 799         u8 *buf;
 800         size_t len;
 801
 802         keys = radius_msg_get_ms_keys(msg, req, shared_secret,
 803                                       shared_secret_len);
 804         if (keys && keys->send == NULL && keys->recv == NULL) {
 805                 os_free(keys);
 806                 keys = radius_msg_get_cisco_keys(msg, req, shared_secret,
 807                                                  shared_secret_len);
 808         }
 809
 810         if (keys) {
 811                 if (keys->send) {
 812                         wpa_hexdump(MSG_DEBUG, "MS-MPPE-Send-Key (sign)",
 813                                     keys->send, keys->send_len);
 814                 }
 815                 if (keys->recv) {
 816                         wpa_hexdump(MSG_DEBUG, "MS-MPPE-Recv-Key (crypt)",
 817                                     keys->recv, keys->recv_len);
 818                         e->authenticator_pmk_len =
 819                                 keys->recv_len > PMK_LEN ? PMK_LEN :
 820                                 keys->recv_len;
 821                         os_memcpy(e->authenticator_pmk, keys->recv,
 822                                   e->authenticator_pmk_len);
 823                         if (e->authenticator_pmk_len == 16 && keys->send &&
 824                             keys->send_len == 16) {
 825                                 /* MS-CHAP-v2 derives 16 octet keys */
 826                                 wpa_printf(MSG_DEBUG, "Use MS-MPPE-Send-Key "
 827                                            "to extend PMK to 32 octets");
 828                                 os_memcpy(e->authenticator_pmk +
 829                                           e->authenticator_pmk_len,
 830                                           keys->send, keys->send_len);
 831                                 e->authenticator_pmk_len += keys->send_len;
 832                         }
 833                 }
 834
 835                 os_free(keys->send);
 836                 os_free(keys->recv);
 837                 os_free(keys);
 838         }
 839
 840         if (radius_msg_get_attr_ptr(msg, RADIUS_ATTR_EAP_KEY_NAME, &buf, &len,
 841                                     NULL) == 0) {
 842                 os_memcpy(e->authenticator_eap_key_name, buf, len);
 843                 e->authenticator_eap_key_name_len = len;
 844         } else {
 845                 e->authenticator_eap_key_name_len = 0;
 846         }
 847 }
 848
 849
 850 /* Process the RADIUS frames from Authentication Server */
 851 static RadiusRxResult
 852 ieee802_1x_receive_auth(struct radius_msg *msg, struct radius_msg *req,
 853                         const u8 *shared_secret, size_t shared_secret_len,
 854                         void *data)
 855 {
 856         struct eapol_test_data *e = data;
 857         struct radius_hdr *hdr = radius_msg_get_hdr(msg);
 858
 859         /* RFC 2869, Ch. 5.13: valid Message-Authenticator attribute MUST be
 860          * present when packet contains an EAP-Message attribute */
 861         if (hdr->code == RADIUS_CODE_ACCESS_REJECT &&
 862             radius_msg_get_attr(msg, RADIUS_ATTR_MESSAGE_AUTHENTICATOR, NULL,
 863                                 0) < 0 &&
 864             radius_msg_get_attr(msg, RADIUS_ATTR_EAP_MESSAGE, NULL, 0) < 0) {
 865                 wpa_printf(MSG_DEBUG, "Allowing RADIUS "
 866                               "Access-Reject without Message-Authenticator "
 867                               "since it does not include EAP-Message\n");
 868         } else if (radius_msg_verify(msg, shared_secret, shared_secret_len,
 869                                      req, 1)) {
 870                 printf("Incoming RADIUS packet did not have correct "
 871                        "Message-Authenticator - dropped\n");
 872                 return RADIUS_RX_UNKNOWN;
 873         }
 874
 875         if (hdr->code != RADIUS_CODE_ACCESS_ACCEPT &&
 876             hdr->code != RADIUS_CODE_ACCESS_REJECT &&
 877             hdr->code != RADIUS_CODE_ACCESS_CHALLENGE) {
 878                 printf("Unknown RADIUS message code\n");
 879                 return RADIUS_RX_UNKNOWN;
 880         }
 881
 882         e->radius_identifier = -1;
 883         wpa_printf(MSG_DEBUG, "RADIUS packet matching with station");
 884
 885         radius_msg_free(e->last_recv_radius);
 886         e->last_recv_radius = msg;
 887
 888         switch (hdr->code) {
 889         case RADIUS_CODE_ACCESS_ACCEPT:
 890                 e->radius_access_accept_received = 1;
 891                 ieee802_1x_get_keys(e, msg, req, shared_secret,
 892                                     shared_secret_len);
 893                 break;
 894         case RADIUS_CODE_ACCESS_REJECT:
 895                 e->radius_access_reject_received = 1;
 896                 break;
 897         }
 898
 899         ieee802_1x_decapsulate_radius(e);
 900
 901         if ((hdr->code == RADIUS_CODE_ACCESS_ACCEPT &&
 902              e->eapol_test_num_reauths < 0) ||
 903             hdr->code == RADIUS_CODE_ACCESS_REJECT) {
 904                 eloop_terminate();
 905         }
 906
 907         return RADIUS_RX_QUEUED;
 908 }
 909
 910
 911 static void wpa_init_conf(struct eapol_test_data *e,
 912                           struct wpa_supplicant *wpa_s, const char *authsrv,
 913                           int port, const char *secret,
 914                           const char *cli_addr)
 915 {
 916         struct hostapd_radius_server *as;
 917         int res;
 918
 919         wpa_s->bssid[5] = 1;
 920         os_memcpy(wpa_s->own_addr, e->own_addr, ETH_ALEN);
 921         e->own_ip_addr.s_addr = htonl((127 << 24) | 1);
 922         os_strlcpy(wpa_s->ifname, "test", sizeof(wpa_s->ifname));
 923
 924         e->radius_conf = os_zalloc(sizeof(struct hostapd_radius_servers));
 925         assert(e->radius_conf != NULL);
 926         e->radius_conf->num_auth_servers = 1;
 927         as = os_zalloc(sizeof(struct hostapd_radius_server));
 928         assert(as != NULL);
 929 #if defined(CONFIG_NATIVE_WINDOWS) || defined(CONFIG_ANSI_C_EXTRA)
 930         {
 931                 int a[4];
 932                 u8 *pos;
 933                 sscanf(authsrv, "%d.%d.%d.%d", &a[0], &a[1], &a[2], &a[3]);
 934                 pos = (u8 *) &as->addr.u.v4;
 935                 *pos++ = a[0];
 936                 *pos++ = a[1];
 937                 *pos++ = a[2];
 938                 *pos++ = a[3];
 939         }
 940 #else /* CONFIG_NATIVE_WINDOWS or CONFIG_ANSI_C_EXTRA */
 941         if (inet_aton(authsrv, &as->addr.u.v4) < 0) {
 942                 wpa_printf(MSG_ERROR, "Invalid IP address '%s'",
 943                            authsrv);
 944                 assert(0);
 945         }
 946 #endif /* CONFIG_NATIVE_WINDOWS or CONFIG_ANSI_C_EXTRA */
 947         as->addr.af = AF_INET;
 948         as->port = port;
 949         as->shared_secret = (u8 *) os_strdup(secret);
 950         as->shared_secret_len = os_strlen(secret);
 951         e->radius_conf->auth_server = as;
 952         e->radius_conf->auth_servers = as;
 953         e->radius_conf->msg_dumps = 1;
 954         if (cli_addr) {
 955                 if (hostapd_parse_ip_addr(cli_addr,
 956                                           &e->radius_conf->client_addr) == 0)
 957                         e->radius_conf->force_client_addr = 1;
 958                 else {
 959                         wpa_printf(MSG_ERROR, "Invalid IP address '%s'",
 960                                    cli_addr);
 961                         assert(0);
 962                 }
 963         }
 964
 965         e->radius = radius_client_init(wpa_s, e->radius_conf);
 966         assert(e->radius != NULL);
 967
 968         res = radius_client_register(e->radius, RADIUS_AUTH,
 969                                      ieee802_1x_receive_auth, e);
 970         assert(res == 0);
 971 }
 972
 973
 974 static int scard_test(struct eapol_test_data *e)
 975 {
 976         struct scard_data *scard;
 977         size_t len;
 978         char imsi[20];
 979         unsigned char _rand[16];
 980 #ifdef PCSC_FUNCS
 981         unsigned char sres[4];
 982         unsigned char kc[8];
 983 #endif /* PCSC_FUNCS */
 984 #define num_triplets 5
 985         unsigned char rand_[num_triplets][16];
 986         unsigned char sres_[num_triplets][4];
 987         unsigned char kc_[num_triplets][8];
 988         int i, res;
 989         size_t j;
 990
 991 #define AKA_RAND_LEN 16
 992 #define AKA_AUTN_LEN 16
 993 #define AKA_AUTS_LEN 14
 994 #define RES_MAX_LEN 16
 995 #define IK_LEN 16
 996 #define CK_LEN 16
 997         unsigned char aka_rand[AKA_RAND_LEN];
 998         unsigned char aka_autn[AKA_AUTN_LEN];
 999         unsigned char aka_auts[AKA_AUTS_LEN];
1000         unsigned char aka_res[RES_MAX_LEN];
1001         size_t aka_res_len;
1002         unsigned char aka_ik[IK_LEN];
1003         unsigned char aka_ck[CK_LEN];
1004
1005         scard = scard_init(e->pcsc_reader);
1006         if (scard == NULL)
1007                 return -1;
1008         if (scard_set_pin(scard, e->pcsc_pin)) {
1009                 wpa_printf(MSG_WARNING, "PIN validation failed");
1010                 scard_deinit(scard);
1011                 return -1;
1012         }
1013
1014         len = sizeof(imsi);
1015         if (scard_get_imsi(scard, imsi, &len))
1016                 goto failed;
1017         wpa_hexdump_ascii(MSG_DEBUG, "SCARD: IMSI", (u8 *) imsi, len);
1018         /* NOTE: Permanent Username: 1 | IMSI */
1019
1020         wpa_printf(MSG_DEBUG, "SCARD: MNC length %d",
1021                    scard_get_mnc_len(scard));
1022
1023         os_memset(_rand, 0, sizeof(_rand));
1024         if (scard_gsm_auth(scard, _rand, sres, kc))
1025                 goto failed;
1026
1027         os_memset(_rand, 0xff, sizeof(_rand));
1028         if (scard_gsm_auth(scard, _rand, sres, kc))
1029                 goto failed;
1030
1031         for (i = 0; i < num_triplets; i++) {
1032                 os_memset(rand_[i], i, sizeof(rand_[i]));
1033                 if (scard_gsm_auth(scard, rand_[i], sres_[i], kc_[i]))
1034                         goto failed;
1035         }
1036
1037         for (i = 0; i < num_triplets; i++) {
1038                 printf("1");
1039                 for (j = 0; j < len; j++)
1040                         printf("%c", imsi[j]);
1041                 printf(",");
1042                 for (j = 0; j < 16; j++)
1043                         printf("%02X", rand_[i][j]);
1044                 printf(",");
1045                 for (j = 0; j < 4; j++)
1046                         printf("%02X", sres_[i][j]);
1047                 printf(",");
1048                 for (j = 0; j < 8; j++)
1049                         printf("%02X", kc_[i][j]);
1050                 printf("\n");
1051         }
1052
1053         wpa_printf(MSG_DEBUG, "Trying to use UMTS authentication");
1054
1055         /* seq 39 (0x28) */
1056         os_memset(aka_rand, 0xaa, 16);
1057         os_memcpy(aka_autn, "\x86\x71\x31\xcb\xa2\xfc\x61\xdf"
1058                   "\xa3\xb3\x97\x9d\x07\x32\xa2\x12", 16);
1059
1060         res = scard_umts_auth(scard, aka_rand, aka_autn, aka_res, &aka_res_len,
1061                               aka_ik, aka_ck, aka_auts);
1062         if (res == 0) {
1063                 wpa_printf(MSG_DEBUG, "UMTS auth completed successfully");
1064                 wpa_hexdump(MSG_DEBUG, "RES", aka_res, aka_res_len);
1065                 wpa_hexdump(MSG_DEBUG, "IK", aka_ik, IK_LEN);
1066                 wpa_hexdump(MSG_DEBUG, "CK", aka_ck, CK_LEN);
1067         } else if (res == -2) {
1068                 wpa_printf(MSG_DEBUG, "UMTS auth resulted in synchronization "
1069                            "failure");
1070                 wpa_hexdump(MSG_DEBUG, "AUTS", aka_auts, AKA_AUTS_LEN);
1071         } else {
1072                 wpa_printf(MSG_DEBUG, "UMTS auth failed");
1073         }
1074
1075 failed:
1076         scard_deinit(scard);
1077
1078         return 0;
1079 #undef num_triplets
1080 }
1081
1082
1083 static int scard_get_triplets(struct eapol_test_data *e, int argc, char *argv[])
1084 {
1085         struct scard_data *scard;
1086         size_t len;
1087         char imsi[20];
1088         unsigned char _rand[16];
1089         unsigned char sres[4];
1090         unsigned char kc[8];
1091         int num_triplets;
1092         int i;
1093         size_t j;
1094
1095         if (argc < 2 || ((num_triplets = atoi(argv[1])) <= 0)) {
1096                 printf("invalid parameters for sim command\n");
1097                 return -1;
1098         }
1099
1100         if (argc <= 2 || os_strcmp(argv[2], "debug") != 0) {
1101                 /* disable debug output */
1102                 wpa_debug_level = 99;
1103         }
1104
1105         scard = scard_init(e->pcsc_reader);
1106         if (scard == NULL) {
1107                 printf("Failed to open smartcard connection\n");
1108                 return -1;
1109         }
1110         if (scard_set_pin(scard, argv[0])) {
1111                 wpa_printf(MSG_WARNING, "PIN validation failed");
1112                 scard_deinit(scard);
1113                 return -1;
1114         }
1115
1116         len = sizeof(imsi);
1117         if (scard_get_imsi(scard, imsi, &len)) {
1118                 scard_deinit(scard);
1119                 return -1;
1120         }
1121
1122         for (i = 0; i < num_triplets; i++) {
1123                 os_memset(_rand, i, sizeof(_rand));
1124                 if (scard_gsm_auth(scard, _rand, sres, kc))
1125                         break;
1126
1127                 /* IMSI:Kc:SRES:RAND */
1128                 for (j = 0; j < len; j++)
1129                         printf("%c", imsi[j]);
1130                 printf(":");
1131                 for (j = 0; j < 8; j++)
1132                         printf("%02X", kc[j]);
1133                 printf(":");
1134                 for (j = 0; j < 4; j++)
1135                         printf("%02X", sres[j]);
1136                 printf(":");
1137                 for (j = 0; j < 16; j++)
1138                         printf("%02X", _rand[j]);
1139                 printf("\n");
1140         }
1141
1142         scard_deinit(scard);
1143
1144         return 0;
1145 }
1146
1147
1148 static void eapol_test_terminate(int sig, void *signal_ctx)
1149 {
1150         struct wpa_supplicant *wpa_s = signal_ctx;
1151         wpa_msg(wpa_s, MSG_INFO, "Signal %d received - terminating", sig);
1152         eloop_terminate();
1153 }
1154
1155
1156 static void usage(void)
1157 {
1158         printf("usage:\n"
1159                "eapol_test [-enWS] -c<conf> [-a<AS IP>] [-p<AS port>] "
1160                "[-s<AS secret>]\\\n"
1161                "           [-r<count>] [-t<timeout>] [-C<Connect-Info>] \\\n"
1162                "           [-M<client MAC address>] [-o<server cert file] \\\n"
1163                "           [-N<attr spec>] [-R<PC/SC reader>] "
1164                "[-P<PC/SC PIN>] \\\n"
1165                "           [-A<client IP>]\n"
1166                "eapol_test scard\n"
1167                "eapol_test sim <PIN> <num triplets> [debug]\n"
1168                "\n");
1169         printf("options:\n"
1170                "  -c<conf> = configuration file\n"
1171                "  -a<AS IP> = IP address of the authentication server, "
1172                "default 127.0.0.1\n"
1173                "  -p<AS port> = UDP port of the authentication server, "
1174                "default 1812\n"
1175                "  -s<AS secret> = shared secret with the authentication "
1176                "server, default 'radius'\n"
1177                "  -A<client IP> = IP address of the client, default: select "
1178                "automatically\n"
1179                "  -r<count> = number of re-authentications\n"
1180                "  -e = Request EAP-Key-Name\n"
1181                "  -W = wait for a control interface monitor before starting\n"
1182                "  -S = save configuration after authentication\n"
1183                "  -n = no MPPE keys expected\n"
1184                "  -t<timeout> = sets timeout in seconds (default: 30 s)\n"
1185                "  -C<Connect-Info> = RADIUS Connect-Info (default: "
1186                "CONNECT 11Mbps 802.11b)\n"
1187                "  -M<client MAC address> = Set own MAC address "
1188                "(Calling-Station-Id,\n"
1189                "                           default: 02:00:00:00:00:01)\n"
1190                "  -o<server cert file> = Write received server certificate\n"
1191                "                         chain to the specified file\n"
1192                "  -N<attr spec> = send arbitrary attribute specified by:\n"
1193                "                  attr_id:syntax:value or attr_id\n"
1194                "                  attr_id - number id of the attribute\n"
1195                "                  syntax - one of: s, d, x\n"
1196                "                     s = string\n"
1197                "                     d = integer\n"
1198                "                     x = octet string\n"
1199                "                  value - attribute value.\n"
1200                "       When only attr_id is specified, NULL will be used as "
1201                "value.\n"
1202                "       Multiple attributes can be specified by using the "
1203                "option several times.\n");
1204 }
1205
1206
1207 int main(int argc, char *argv[])
1208 {
1209         struct wpa_global global;
1210         struct wpa_supplicant wpa_s;
1211         int c, ret = 1, wait_for_monitor = 0, save_config = 0;
1212         char *as_addr = "127.0.0.1";
1213         int as_port = 1812;
1214         char *as_secret = "radius";
1215         char *cli_addr = NULL;
1216         char *conf = NULL;
1217         int timeout = 30;
1218         char *pos;
1219         struct extra_radius_attr *p = NULL, *p1;
1220
1221         if (os_program_init())
1222                 return -1;
1223
1224         hostapd_logger_register_cb(hostapd_logger_cb);
1225
1226         os_memset(&eapol_test, 0, sizeof(eapol_test));
1227         eapol_test.connect_info = "CONNECT 11Mbps 802.11b";
1228         os_memcpy(eapol_test.own_addr, "\x02\x00\x00\x00\x00\x01", ETH_ALEN);
1229         eapol_test.pcsc_pin = "1234";
1230
1231         wpa_debug_level = 0;
1232         wpa_debug_show_keys = 1;
1233
1234         for (;;) {
1235                 c = getopt(argc, argv, "a:A:c:C:eM:nN:o:p:P:r:R:s:St:W");
1236                 if (c < 0)
1237                         break;
1238                 switch (c) {
1239                 case 'a':
1240                         as_addr = optarg;
1241                         break;
1242                 case 'A':
1243                         cli_addr = optarg;
1244                         break;
1245                 case 'c':
1246                         conf = optarg;
1247                         break;
1248                 case 'C':
1249                         eapol_test.connect_info = optarg;
1250                         break;
1251                 case 'e':
1252                         eapol_test.req_eap_key_name = 1;
1253                         break;
1254                 case 'M':
1255                         if (hwaddr_aton(optarg, eapol_test.own_addr)) {
1256                                 usage();
1257                                 return -1;
1258                         }
1259                         break;
1260                 case 'n':
1261                         eapol_test.no_mppe_keys++;
1262                         break;
1263                 case 'o':
1264                         if (eapol_test.server_cert_file)
1265                                 fclose(eapol_test.server_cert_file);
1266                         eapol_test.server_cert_file = fopen(optarg, "w");
1267                         if (eapol_test.server_cert_file == NULL) {
1268                                 printf("Could not open '%s' for writing\n",
1269                                        optarg);
1270                                 return -1;
1271                         }
1272                         break;
1273                 case 'p':
1274                         as_port = atoi(optarg);
1275                         break;
1276                 case 'P':
1277                         eapol_test.pcsc_pin = optarg;
1278                         break;
1279                 case 'r':
1280                         eapol_test.eapol_test_num_reauths = atoi(optarg);
1281                         break;
1282                 case 'R':
1283                         eapol_test.pcsc_reader = optarg;
1284                         break;
1285                 case 's':
1286                         as_secret = optarg;
1287                         break;
1288                 case 'S':
1289                         save_config++;
1290                         break;
1291                 case 't':
1292                         timeout = atoi(optarg);
1293                         break;
1294                 case 'W':
1295                         wait_for_monitor++;
1296                         break;
1297                 case 'N':
1298                         p1 = os_zalloc(sizeof(*p1));
1299                         if (p1 == NULL)
1300                                 break;
1301                         if (!p)
1302                                 eapol_test.extra_attrs = p1;
1303                         else
1304                                 p->next = p1;
1305                         p = p1;
1306
1307                         p->type = atoi(optarg);
1308                         pos = os_strchr(optarg, ':');
1309                         if (pos == NULL) {
1310                                 p->syntax = 'n';
1311                                 p->data = NULL;
1312                                 break;
1313                         }
1314
1315                         pos++;
1316                         if (pos[0] == '\0' || pos[1] != ':') {
1317                                 printf("Incorrect format of attribute "
1318                                        "specification\n");
1319                                 break;
1320                         }
1321
1322                         p->syntax = pos[0];
1323                         p->data = pos + 2;
1324                         break;
1325                 default:
1326                         usage();
1327                         return -1;
1328                 }
1329         }
1330
1331         if (argc > optind && os_strcmp(argv[optind], "scard") == 0) {
1332                 return scard_test(&eapol_test);
1333         }
1334
1335         if (argc > optind && os_strcmp(argv[optind], "sim") == 0) {
1336                 return scard_get_triplets(&eapol_test, argc - optind - 1,
1337                                           &argv[optind + 1]);
1338         }
1339
1340         if (conf == NULL) {
1341                 usage();
1342                 printf("Configuration file is required.\n");
1343                 return -1;
1344         }
1345
1346         if (eap_register_methods()) {
1347                 wpa_printf(MSG_ERROR, "Failed to register EAP methods");
1348                 return -1;
1349         }
1350
1351         if (eloop_init()) {
1352                 wpa_printf(MSG_ERROR, "Failed to initialize event loop");
1353                 return -1;
1354         }
1355
1356         os_memset(&global, 0, sizeof(global));
1357         os_memset(&wpa_s, 0, sizeof(wpa_s));
1358         wpa_s.global = &global;
1359         eapol_test.wpa_s = &wpa_s;
1360         dl_list_init(&wpa_s.bss);
1361         dl_list_init(&wpa_s.bss_id);
1362         wpa_s.conf = wpa_config_read(conf, NULL);
1363         if (wpa_s.conf == NULL) {
1364                 printf("Failed to parse configuration file '%s'.\n", conf);
1365                 return -1;
1366         }
1367         if (wpa_s.conf->ssid == NULL) {
1368                 printf("No networks defined.\n");
1369                 return -1;
1370         }
1371
1372         if (eapol_test.pcsc_reader) {
1373                 os_free(wpa_s.conf->pcsc_reader);
1374                 wpa_s.conf->pcsc_reader = os_strdup(eapol_test.pcsc_reader);
1375         }
1376
1377         wpa_init_conf(&eapol_test, &wpa_s, as_addr, as_port, as_secret,
1378                       cli_addr);
1379         wpa_s.ctrl_iface = wpa_supplicant_ctrl_iface_init(&wpa_s);
1380         if (wpa_s.ctrl_iface == NULL) {
1381                 printf("Failed to initialize control interface '%s'.\n"
1382                        "You may have another eapol_test process already "
1383                        "running or the file was\n"
1384                        "left by an unclean termination of eapol_test in "
1385                        "which case you will need\n"
1386                        "to manually remove this file before starting "
1387                        "eapol_test again.\n",
1388                        wpa_s.conf->ctrl_interface);
1389                 return -1;
1390         }
1391         if (wpa_supplicant_scard_init(&wpa_s, wpa_s.conf->ssid))
1392                 return -1;
1393
1394         if (test_eapol(&eapol_test, &wpa_s, wpa_s.conf->ssid))
1395                 return -1;
1396
1397         if (wpas_init_ext_pw(&wpa_s) < 0)
1398                 return -1;
1399
1400         if (wait_for_monitor)
1401                 wpa_supplicant_ctrl_iface_wait(wpa_s.ctrl_iface);
1402
1403         eloop_register_timeout(timeout, 0, eapol_test_timeout, &eapol_test,
1404                                NULL);
1405         eloop_register_timeout(0, 0, send_eap_request_identity, &wpa_s, NULL);
1406         eloop_register_signal_terminate(eapol_test_terminate, &wpa_s);
1407         eloop_register_signal_reconfig(eapol_test_terminate, &wpa_s);
1408         eloop_run();
1409
1410         eloop_cancel_timeout(eapol_test_timeout, &eapol_test, NULL);
1411         eloop_cancel_timeout(eapol_sm_reauth, &eapol_test, NULL);
1412
1413         if (eapol_test_compare_pmk(&eapol_test) == 0 ||
1414             eapol_test.no_mppe_keys)
1415                 ret = 0;
1416         if (eapol_test.auth_timed_out)
1417                 ret = -2;
1418         if (eapol_test.radius_access_reject_received)
1419                 ret = -3;
1420
1421         if (save_config)
1422                 wpa_config_write(conf, wpa_s.conf);
1423
1424         test_eapol_clean(&eapol_test, &wpa_s);
1425
1426         eap_peer_unregister_methods();
1427 #ifdef CONFIG_AP
1428         eap_server_unregister_methods();
1429 #endif /* CONFIG_AP */
1430
1431         eloop_destroy();
1432
1433         if (eapol_test.server_cert_file)
1434                 fclose(eapol_test.server_cert_file);
1435
1436         printf("MPPE keys OK: %d  mismatch: %d\n",
1437                eapol_test.num_mppe_ok, eapol_test.num_mppe_mismatch);
1438         if (eapol_test.num_mppe_mismatch)
1439                 ret = -4;
1440         if (ret)
1441                 printf("FAILURE\n");
1442         else
1443                 printf("SUCCESS\n");
1444
1445         os_program_deinit();
1446
1447         return ret;
1448 }