eapol_test.c revision 337817
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 "common/version.h" 18#include "config.h" 19#include "eapol_supp/eapol_supp_sm.h" 20#include "eap_peer/eap.h" 21#include "eap_server/eap_methods.h" 22#include "eloop.h" 23#include "utils/base64.h" 24#include "rsn_supp/wpa.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#include "wpas_glue.h" 32 33 34const struct wpa_driver_ops *const wpa_drivers[] = { NULL }; 35 36 37struct extra_radius_attr { 38 u8 type; 39 char syntax; 40 char *data; 41 struct extra_radius_attr *next; 42}; 43 44struct eapol_test_data { 45 struct wpa_supplicant *wpa_s; 46 47 int eapol_test_num_reauths; 48 int no_mppe_keys; 49 int num_mppe_ok, num_mppe_mismatch; 50 int req_eap_key_name; 51 52 u8 radius_identifier; 53 struct radius_msg *last_recv_radius; 54 struct in_addr own_ip_addr; 55 struct radius_client_data *radius; 56 struct hostapd_radius_servers *radius_conf; 57 58 /* last received EAP Response from Authentication Server */ 59 struct wpabuf *last_eap_radius; 60 61 u8 authenticator_pmk[PMK_LEN]; 62 size_t authenticator_pmk_len; 63 u8 authenticator_eap_key_name[256]; 64 size_t authenticator_eap_key_name_len; 65 int radius_access_accept_received; 66 int radius_access_reject_received; 67 int auth_timed_out; 68 69 u8 *eap_identity; 70 size_t eap_identity_len; 71 72 char *connect_info; 73 u8 own_addr[ETH_ALEN]; 74 struct extra_radius_attr *extra_attrs; 75 76 FILE *server_cert_file; 77 78 const char *pcsc_reader; 79 const char *pcsc_pin; 80 81 unsigned int ctrl_iface:1; 82 unsigned int id_req_sent:1; 83}; 84 85static struct eapol_test_data eapol_test; 86 87 88static void send_eap_request_identity(void *eloop_ctx, void *timeout_ctx); 89 90 91static void hostapd_logger_cb(void *ctx, const u8 *addr, unsigned int module, 92 int level, const char *txt, size_t len) 93{ 94 if (addr) 95 wpa_printf(MSG_DEBUG, "STA " MACSTR ": %s\n", 96 MAC2STR(addr), txt); 97 else 98 wpa_printf(MSG_DEBUG, "%s", txt); 99} 100 101 102static int add_extra_attr(struct radius_msg *msg, 103 struct extra_radius_attr *attr) 104{ 105 size_t len; 106 char *pos; 107 u32 val; 108 char buf[RADIUS_MAX_ATTR_LEN + 1]; 109 110 switch (attr->syntax) { 111 case 's': 112 os_snprintf(buf, sizeof(buf), "%s", attr->data); 113 len = os_strlen(buf); 114 break; 115 case 'n': 116 buf[0] = '\0'; 117 len = 1; 118 break; 119 case 'x': 120 pos = attr->data; 121 if (pos[0] == '0' && pos[1] == 'x') 122 pos += 2; 123 len = os_strlen(pos); 124 if ((len & 1) || (len / 2) > RADIUS_MAX_ATTR_LEN) { 125 printf("Invalid extra attribute hexstring\n"); 126 return -1; 127 } 128 len /= 2; 129 if (hexstr2bin(pos, (u8 *) buf, len) < 0) { 130 printf("Invalid extra attribute hexstring\n"); 131 return -1; 132 } 133 break; 134 case 'd': 135 val = htonl(atoi(attr->data)); 136 os_memcpy(buf, &val, 4); 137 len = 4; 138 break; 139 default: 140 printf("Incorrect extra attribute syntax specification\n"); 141 return -1; 142 } 143 144 if (!radius_msg_add_attr(msg, attr->type, (u8 *) buf, len)) { 145 printf("Could not add attribute %d\n", attr->type); 146 return -1; 147 } 148 149 return 0; 150} 151 152 153static int add_extra_attrs(struct radius_msg *msg, 154 struct extra_radius_attr *attrs) 155{ 156 struct extra_radius_attr *p; 157 for (p = attrs; p; p = p->next) { 158 if (add_extra_attr(msg, p) < 0) 159 return -1; 160 } 161 return 0; 162} 163 164 165static struct extra_radius_attr * 166find_extra_attr(struct extra_radius_attr *attrs, u8 type) 167{ 168 struct extra_radius_attr *p; 169 for (p = attrs; p; p = p->next) { 170 if (p->type == type) 171 return p; 172 } 173 return NULL; 174} 175 176 177static void ieee802_1x_encapsulate_radius(struct eapol_test_data *e, 178 const u8 *eap, size_t len) 179{ 180 struct radius_msg *msg; 181 char buf[RADIUS_MAX_ATTR_LEN + 1]; 182 const struct eap_hdr *hdr; 183 const u8 *pos; 184 185 wpa_printf(MSG_DEBUG, "Encapsulating EAP message into a RADIUS " 186 "packet"); 187 188 e->radius_identifier = radius_client_get_id(e->radius); 189 msg = radius_msg_new(RADIUS_CODE_ACCESS_REQUEST, 190 e->radius_identifier); 191 if (msg == NULL) { 192 printf("Could not create net RADIUS packet\n"); 193 return; 194 } 195 196 radius_msg_make_authenticator(msg); 197 198 hdr = (const struct eap_hdr *) eap; 199 pos = (const u8 *) (hdr + 1); 200 if (len > sizeof(*hdr) && hdr->code == EAP_CODE_RESPONSE && 201 pos[0] == EAP_TYPE_IDENTITY) { 202 pos++; 203 os_free(e->eap_identity); 204 e->eap_identity_len = len - sizeof(*hdr) - 1; 205 e->eap_identity = os_malloc(e->eap_identity_len); 206 if (e->eap_identity) { 207 os_memcpy(e->eap_identity, pos, e->eap_identity_len); 208 wpa_hexdump(MSG_DEBUG, "Learned identity from " 209 "EAP-Response-Identity", 210 e->eap_identity, e->eap_identity_len); 211 } 212 } 213 214 if (e->eap_identity && 215 !radius_msg_add_attr(msg, RADIUS_ATTR_USER_NAME, 216 e->eap_identity, e->eap_identity_len)) { 217 printf("Could not add User-Name\n"); 218 goto fail; 219 } 220 221 if (e->req_eap_key_name && 222 !radius_msg_add_attr(msg, RADIUS_ATTR_EAP_KEY_NAME, (u8 *) "\0", 223 1)) { 224 printf("Could not add EAP-Key-Name\n"); 225 goto fail; 226 } 227 228 if (!find_extra_attr(e->extra_attrs, RADIUS_ATTR_NAS_IP_ADDRESS) && 229 !radius_msg_add_attr(msg, RADIUS_ATTR_NAS_IP_ADDRESS, 230 (u8 *) &e->own_ip_addr, 4)) { 231 printf("Could not add NAS-IP-Address\n"); 232 goto fail; 233 } 234 235 os_snprintf(buf, sizeof(buf), RADIUS_802_1X_ADDR_FORMAT, 236 MAC2STR(e->wpa_s->own_addr)); 237 if (!find_extra_attr(e->extra_attrs, RADIUS_ATTR_CALLING_STATION_ID) 238 && 239 !radius_msg_add_attr(msg, RADIUS_ATTR_CALLING_STATION_ID, 240 (u8 *) buf, os_strlen(buf))) { 241 printf("Could not add Calling-Station-Id\n"); 242 goto fail; 243 } 244 245 /* TODO: should probably check MTU from driver config; 2304 is max for 246 * IEEE 802.11, but use 1400 to avoid problems with too large packets 247 */ 248 if (!find_extra_attr(e->extra_attrs, RADIUS_ATTR_FRAMED_MTU) && 249 !radius_msg_add_attr_int32(msg, RADIUS_ATTR_FRAMED_MTU, 1400)) { 250 printf("Could not add Framed-MTU\n"); 251 goto fail; 252 } 253 254 if (!find_extra_attr(e->extra_attrs, RADIUS_ATTR_NAS_PORT_TYPE) && 255 !radius_msg_add_attr_int32(msg, RADIUS_ATTR_NAS_PORT_TYPE, 256 RADIUS_NAS_PORT_TYPE_IEEE_802_11)) { 257 printf("Could not add NAS-Port-Type\n"); 258 goto fail; 259 } 260 261 if (!find_extra_attr(e->extra_attrs, RADIUS_ATTR_SERVICE_TYPE) && 262 !radius_msg_add_attr_int32(msg, RADIUS_ATTR_SERVICE_TYPE, 263 RADIUS_SERVICE_TYPE_FRAMED)) { 264 printf("Could not add Service-Type\n"); 265 goto fail; 266 } 267 268 os_snprintf(buf, sizeof(buf), "%s", e->connect_info); 269 if (!find_extra_attr(e->extra_attrs, RADIUS_ATTR_CONNECT_INFO) && 270 !radius_msg_add_attr(msg, RADIUS_ATTR_CONNECT_INFO, 271 (u8 *) buf, os_strlen(buf))) { 272 printf("Could not add Connect-Info\n"); 273 goto fail; 274 } 275 276 if (add_extra_attrs(msg, e->extra_attrs) < 0) 277 goto fail; 278 279 if (eap && !radius_msg_add_eap(msg, eap, len)) { 280 printf("Could not add EAP-Message\n"); 281 goto fail; 282 } 283 284 /* State attribute must be copied if and only if this packet is 285 * Access-Request reply to the previous Access-Challenge */ 286 if (e->last_recv_radius && 287 radius_msg_get_hdr(e->last_recv_radius)->code == 288 RADIUS_CODE_ACCESS_CHALLENGE) { 289 int res = radius_msg_copy_attr(msg, e->last_recv_radius, 290 RADIUS_ATTR_STATE); 291 if (res < 0) { 292 printf("Could not copy State attribute from previous " 293 "Access-Challenge\n"); 294 goto fail; 295 } 296 if (res > 0) { 297 wpa_printf(MSG_DEBUG, " Copied RADIUS State " 298 "Attribute"); 299 } 300 } 301 302 if (radius_client_send(e->radius, msg, RADIUS_AUTH, e->wpa_s->own_addr) 303 < 0) 304 goto fail; 305 return; 306 307 fail: 308 radius_msg_free(msg); 309} 310 311 312static int eapol_test_eapol_send(void *ctx, int type, const u8 *buf, 313 size_t len) 314{ 315 printf("WPA: eapol_test_eapol_send(type=%d len=%lu)\n", 316 type, (unsigned long) len); 317 if (type == IEEE802_1X_TYPE_EAP_PACKET) { 318 wpa_hexdump(MSG_DEBUG, "TX EAP -> RADIUS", buf, len); 319 ieee802_1x_encapsulate_radius(&eapol_test, buf, len); 320 } 321 return 0; 322} 323 324 325static void eapol_test_set_config_blob(void *ctx, 326 struct wpa_config_blob *blob) 327{ 328 struct eapol_test_data *e = ctx; 329 wpa_config_set_blob(e->wpa_s->conf, blob); 330} 331 332 333static const struct wpa_config_blob * 334eapol_test_get_config_blob(void *ctx, const char *name) 335{ 336 struct eapol_test_data *e = ctx; 337 return wpa_config_get_blob(e->wpa_s->conf, name); 338} 339 340 341static void eapol_test_eapol_done_cb(void *ctx) 342{ 343 struct eapol_test_data *e = ctx; 344 345 printf("WPA: EAPOL processing complete\n"); 346 wpa_supplicant_cancel_auth_timeout(e->wpa_s); 347 wpa_supplicant_set_state(e->wpa_s, WPA_COMPLETED); 348} 349 350 351static void eapol_sm_reauth(void *eloop_ctx, void *timeout_ctx) 352{ 353 struct eapol_test_data *e = eloop_ctx; 354 printf("\n\n\n\n\neapol_test: Triggering EAP reauthentication\n\n"); 355 e->radius_access_accept_received = 0; 356 send_eap_request_identity(e->wpa_s, NULL); 357} 358 359 360static int eapol_test_compare_pmk(struct eapol_test_data *e) 361{ 362 u8 pmk[PMK_LEN]; 363 int ret = 1; 364 const u8 *sess_id; 365 size_t sess_id_len; 366 367 if (eapol_sm_get_key(e->wpa_s->eapol, pmk, PMK_LEN) == 0) { 368 wpa_hexdump(MSG_DEBUG, "PMK from EAPOL", pmk, PMK_LEN); 369 if (os_memcmp(pmk, e->authenticator_pmk, PMK_LEN) != 0) { 370 printf("WARNING: PMK mismatch\n"); 371 wpa_hexdump(MSG_DEBUG, "PMK from AS", 372 e->authenticator_pmk, PMK_LEN); 373 } else if (e->radius_access_accept_received) 374 ret = 0; 375 } else if (e->authenticator_pmk_len == 16 && 376 eapol_sm_get_key(e->wpa_s->eapol, pmk, 16) == 0) { 377 wpa_hexdump(MSG_DEBUG, "LEAP PMK from EAPOL", pmk, 16); 378 if (os_memcmp(pmk, e->authenticator_pmk, 16) != 0) { 379 printf("WARNING: PMK mismatch\n"); 380 wpa_hexdump(MSG_DEBUG, "PMK from AS", 381 e->authenticator_pmk, 16); 382 } else if (e->radius_access_accept_received) 383 ret = 0; 384 } else if (e->radius_access_accept_received && e->no_mppe_keys) { 385 /* No keying material expected */ 386 ret = 0; 387 } 388 389 if (ret && !e->no_mppe_keys) 390 e->num_mppe_mismatch++; 391 else if (!e->no_mppe_keys) 392 e->num_mppe_ok++; 393 394 sess_id = eapol_sm_get_session_id(e->wpa_s->eapol, &sess_id_len); 395 if (!sess_id) 396 return ret; 397 if (e->authenticator_eap_key_name_len == 0) { 398 wpa_printf(MSG_INFO, "No EAP-Key-Name received from server"); 399 return ret; 400 } 401 402 if (e->authenticator_eap_key_name_len != sess_id_len || 403 os_memcmp(e->authenticator_eap_key_name, sess_id, sess_id_len) != 0) 404 { 405 wpa_printf(MSG_INFO, 406 "Locally derived EAP Session-Id does not match EAP-Key-Name from server"); 407 wpa_hexdump(MSG_DEBUG, "EAP Session-Id", sess_id, sess_id_len); 408 wpa_hexdump(MSG_DEBUG, "EAP-Key-Name from server", 409 e->authenticator_eap_key_name, 410 e->authenticator_eap_key_name_len); 411 } else { 412 wpa_printf(MSG_INFO, 413 "Locally derived EAP Session-Id matches EAP-Key-Name from server"); 414 } 415 416 return ret; 417} 418 419 420static void eapol_sm_cb(struct eapol_sm *eapol, enum eapol_supp_result result, 421 void *ctx) 422{ 423 struct eapol_test_data *e = ctx; 424 printf("eapol_sm_cb: result=%d\n", result); 425 e->id_req_sent = 0; 426 if (e->ctrl_iface) 427 return; 428 e->eapol_test_num_reauths--; 429 if (e->eapol_test_num_reauths < 0) 430 eloop_terminate(); 431 else { 432 eapol_test_compare_pmk(e); 433 eloop_register_timeout(0, 100000, eapol_sm_reauth, e, NULL); 434 } 435} 436 437 438static void eapol_test_write_cert(FILE *f, const char *subject, 439 const struct wpabuf *cert) 440{ 441 unsigned char *encoded; 442 443 encoded = base64_encode(wpabuf_head(cert), wpabuf_len(cert), NULL); 444 if (encoded == NULL) 445 return; 446 fprintf(f, "%s\n-----BEGIN CERTIFICATE-----\n%s" 447 "-----END CERTIFICATE-----\n\n", subject, encoded); 448 os_free(encoded); 449} 450 451 452#if defined(CONFIG_CTRL_IFACE) || !defined(CONFIG_NO_STDOUT_DEBUG) 453static void eapol_test_eap_param_needed(void *ctx, enum wpa_ctrl_req_type field, 454 const char *default_txt) 455{ 456 struct eapol_test_data *e = ctx; 457 struct wpa_supplicant *wpa_s = e->wpa_s; 458 struct wpa_ssid *ssid = wpa_s->current_ssid; 459 const char *field_name, *txt = NULL; 460 char *buf; 461 size_t buflen; 462 int len; 463 464 if (ssid == NULL) 465 return; 466 467 field_name = wpa_supplicant_ctrl_req_to_string(field, default_txt, 468 &txt); 469 if (field_name == NULL) { 470 wpa_printf(MSG_WARNING, "Unhandled EAP param %d needed", 471 field); 472 return; 473 } 474 475 buflen = 100 + os_strlen(txt) + ssid->ssid_len; 476 buf = os_malloc(buflen); 477 if (buf == NULL) 478 return; 479 len = os_snprintf(buf, buflen, 480 WPA_CTRL_REQ "%s-%d:%s needed for SSID ", 481 field_name, ssid->id, txt); 482 if (os_snprintf_error(buflen, len)) { 483 os_free(buf); 484 return; 485 } 486 if (ssid->ssid && buflen > len + ssid->ssid_len) { 487 os_memcpy(buf + len, ssid->ssid, ssid->ssid_len); 488 len += ssid->ssid_len; 489 buf[len] = '\0'; 490 } 491 buf[buflen - 1] = '\0'; 492 wpa_msg(wpa_s, MSG_INFO, "%s", buf); 493 os_free(buf); 494} 495#else /* CONFIG_CTRL_IFACE || !CONFIG_NO_STDOUT_DEBUG */ 496#define eapol_test_eap_param_needed NULL 497#endif /* CONFIG_CTRL_IFACE || !CONFIG_NO_STDOUT_DEBUG */ 498 499 500static void eapol_test_cert_cb(void *ctx, int depth, const char *subject, 501 const char *altsubject[], int num_altsubject, 502 const char *cert_hash, 503 const struct wpabuf *cert) 504{ 505 struct eapol_test_data *e = ctx; 506 507 wpa_msg(e->wpa_s, MSG_INFO, WPA_EVENT_EAP_PEER_CERT 508 "depth=%d subject='%s'%s%s", 509 depth, subject, 510 cert_hash ? " hash=" : "", 511 cert_hash ? cert_hash : ""); 512 513 if (cert) { 514 char *cert_hex; 515 size_t len = wpabuf_len(cert) * 2 + 1; 516 cert_hex = os_malloc(len); 517 if (cert_hex) { 518 wpa_snprintf_hex(cert_hex, len, wpabuf_head(cert), 519 wpabuf_len(cert)); 520 wpa_msg_ctrl(e->wpa_s, MSG_INFO, 521 WPA_EVENT_EAP_PEER_CERT 522 "depth=%d subject='%s' cert=%s", 523 depth, subject, cert_hex); 524 os_free(cert_hex); 525 } 526 527 if (e->server_cert_file) 528 eapol_test_write_cert(e->server_cert_file, 529 subject, cert); 530 } 531 532 if (altsubject) { 533 int i; 534 535 for (i = 0; i < num_altsubject; i++) 536 wpa_msg(e->wpa_s, MSG_INFO, WPA_EVENT_EAP_PEER_ALT 537 "depth=%d %s", depth, altsubject[i]); 538 } 539} 540 541 542static void eapol_test_set_anon_id(void *ctx, const u8 *id, size_t len) 543{ 544 struct eapol_test_data *e = ctx; 545 struct wpa_supplicant *wpa_s = e->wpa_s; 546 char *str; 547 int res; 548 549 wpa_hexdump_ascii(MSG_DEBUG, "EAP method updated anonymous_identity", 550 id, len); 551 552 if (wpa_s->current_ssid == NULL) 553 return; 554 555 if (id == NULL) { 556 if (wpa_config_set(wpa_s->current_ssid, "anonymous_identity", 557 "NULL", 0) < 0) 558 return; 559 } else { 560 str = os_malloc(len * 2 + 1); 561 if (str == NULL) 562 return; 563 wpa_snprintf_hex(str, len * 2 + 1, id, len); 564 res = wpa_config_set(wpa_s->current_ssid, "anonymous_identity", 565 str, 0); 566 os_free(str); 567 if (res < 0) 568 return; 569 } 570} 571 572 573static enum wpa_states eapol_test_get_state(void *ctx) 574{ 575 struct eapol_test_data *e = ctx; 576 struct wpa_supplicant *wpa_s = e->wpa_s; 577 578 return wpa_s->wpa_state; 579} 580 581 582static int test_eapol(struct eapol_test_data *e, struct wpa_supplicant *wpa_s, 583 struct wpa_ssid *ssid) 584{ 585 struct eapol_config eapol_conf; 586 struct eapol_ctx *ctx; 587 struct wpa_sm_ctx *wctx; 588 589 ctx = os_zalloc(sizeof(*ctx)); 590 if (ctx == NULL) { 591 printf("Failed to allocate EAPOL context.\n"); 592 return -1; 593 } 594 ctx->ctx = e; 595 ctx->msg_ctx = wpa_s; 596 ctx->scard_ctx = wpa_s->scard; 597 ctx->cb = eapol_sm_cb; 598 ctx->cb_ctx = e; 599 ctx->eapol_send_ctx = wpa_s; 600 ctx->preauth = 0; 601 ctx->eapol_done_cb = eapol_test_eapol_done_cb; 602 ctx->eapol_send = eapol_test_eapol_send; 603 ctx->set_config_blob = eapol_test_set_config_blob; 604 ctx->get_config_blob = eapol_test_get_config_blob; 605 ctx->opensc_engine_path = wpa_s->conf->opensc_engine_path; 606 ctx->pkcs11_engine_path = wpa_s->conf->pkcs11_engine_path; 607 ctx->pkcs11_module_path = wpa_s->conf->pkcs11_module_path; 608 ctx->openssl_ciphers = wpa_s->conf->openssl_ciphers; 609 ctx->eap_param_needed = eapol_test_eap_param_needed; 610 ctx->cert_cb = eapol_test_cert_cb; 611 ctx->cert_in_cb = 1; 612 ctx->set_anon_id = eapol_test_set_anon_id; 613 614 wpa_s->eapol = eapol_sm_init(ctx); 615 if (wpa_s->eapol == NULL) { 616 os_free(ctx); 617 printf("Failed to initialize EAPOL state machines.\n"); 618 return -1; 619 } 620 621 wpa_s->key_mgmt = WPA_KEY_MGMT_IEEE8021X_NO_WPA; 622 wctx = os_zalloc(sizeof(*wctx)); 623 if (wctx == NULL) { 624 os_free(ctx); 625 return -1; 626 } 627 wctx->ctx = e; 628 wctx->msg_ctx = wpa_s; 629 wctx->get_state = eapol_test_get_state; 630 wpa_s->wpa = wpa_sm_init(wctx); 631 if (!wpa_s->wpa) { 632 os_free(ctx); 633 os_free(wctx); 634 return -1; 635 } 636 637 if (!ssid) 638 return 0; 639 640 wpa_s->current_ssid = ssid; 641 os_memset(&eapol_conf, 0, sizeof(eapol_conf)); 642 eapol_conf.accept_802_1x_keys = 1; 643 eapol_conf.required_keys = 0; 644 eapol_conf.fast_reauth = wpa_s->conf->fast_reauth; 645 eapol_conf.workaround = ssid->eap_workaround; 646 eapol_conf.external_sim = wpa_s->conf->external_sim; 647 eapol_sm_notify_config(wpa_s->eapol, &ssid->eap, &eapol_conf); 648 eapol_sm_register_scard_ctx(wpa_s->eapol, wpa_s->scard); 649 650 651 eapol_sm_notify_portValid(wpa_s->eapol, FALSE); 652 /* 802.1X::portControl = Auto */ 653 eapol_sm_notify_portEnabled(wpa_s->eapol, TRUE); 654 655 return 0; 656} 657 658 659static void test_eapol_clean(struct eapol_test_data *e, 660 struct wpa_supplicant *wpa_s) 661{ 662 struct extra_radius_attr *p, *prev; 663 664 wpa_sm_deinit(wpa_s->wpa); 665 wpa_s->wpa = NULL; 666 radius_client_deinit(e->radius); 667 wpabuf_free(e->last_eap_radius); 668 radius_msg_free(e->last_recv_radius); 669 e->last_recv_radius = NULL; 670 os_free(e->eap_identity); 671 e->eap_identity = NULL; 672 eapol_sm_deinit(wpa_s->eapol); 673 wpa_s->eapol = NULL; 674 if (e->radius_conf && e->radius_conf->auth_server) { 675 os_free(e->radius_conf->auth_server->shared_secret); 676 os_free(e->radius_conf->auth_server); 677 } 678 os_free(e->radius_conf); 679 e->radius_conf = NULL; 680 scard_deinit(wpa_s->scard); 681 if (wpa_s->ctrl_iface) { 682 wpa_supplicant_ctrl_iface_deinit(wpa_s->ctrl_iface); 683 wpa_s->ctrl_iface = NULL; 684 } 685 686 ext_password_deinit(wpa_s->ext_pw); 687 wpa_s->ext_pw = NULL; 688 689 wpa_config_free(wpa_s->conf); 690 691 p = e->extra_attrs; 692 while (p) { 693 prev = p; 694 p = p->next; 695 os_free(prev); 696 } 697} 698 699 700static void send_eap_request_identity(void *eloop_ctx, void *timeout_ctx) 701{ 702 struct wpa_supplicant *wpa_s = eloop_ctx; 703 u8 buf[100], *pos; 704 struct ieee802_1x_hdr *hdr; 705 struct eap_hdr *eap; 706 707 hdr = (struct ieee802_1x_hdr *) buf; 708 hdr->version = EAPOL_VERSION; 709 hdr->type = IEEE802_1X_TYPE_EAP_PACKET; 710 hdr->length = htons(5); 711 712 eap = (struct eap_hdr *) (hdr + 1); 713 eap->code = EAP_CODE_REQUEST; 714 eap->identifier = 0; 715 eap->length = htons(5); 716 pos = (u8 *) (eap + 1); 717 *pos = EAP_TYPE_IDENTITY; 718 719 printf("Sending fake EAP-Request-Identity\n"); 720 eapol_sm_rx_eapol(wpa_s->eapol, wpa_s->bssid, buf, 721 sizeof(*hdr) + 5); 722} 723 724 725static void eapol_test_timeout(void *eloop_ctx, void *timeout_ctx) 726{ 727 struct eapol_test_data *e = eloop_ctx; 728 printf("EAPOL test timed out\n"); 729 e->auth_timed_out = 1; 730 eloop_terminate(); 731} 732 733 734static char *eap_type_text(u8 type) 735{ 736 switch (type) { 737 case EAP_TYPE_IDENTITY: return "Identity"; 738 case EAP_TYPE_NOTIFICATION: return "Notification"; 739 case EAP_TYPE_NAK: return "Nak"; 740 case EAP_TYPE_TLS: return "TLS"; 741 case EAP_TYPE_TTLS: return "TTLS"; 742 case EAP_TYPE_PEAP: return "PEAP"; 743 case EAP_TYPE_SIM: return "SIM"; 744 case EAP_TYPE_GTC: return "GTC"; 745 case EAP_TYPE_MD5: return "MD5"; 746 case EAP_TYPE_OTP: return "OTP"; 747 case EAP_TYPE_FAST: return "FAST"; 748 case EAP_TYPE_SAKE: return "SAKE"; 749 case EAP_TYPE_PSK: return "PSK"; 750 default: return "Unknown"; 751 } 752} 753 754 755static void ieee802_1x_decapsulate_radius(struct eapol_test_data *e) 756{ 757 struct wpabuf *eap; 758 const struct eap_hdr *hdr; 759 int eap_type = -1; 760 char buf[64]; 761 struct radius_msg *msg; 762 763 if (e->last_recv_radius == NULL) 764 return; 765 766 msg = e->last_recv_radius; 767 768 eap = radius_msg_get_eap(msg); 769 if (eap == NULL) { 770 /* draft-aboba-radius-rfc2869bis-20.txt, Chap. 2.6.3: 771 * RADIUS server SHOULD NOT send Access-Reject/no EAP-Message 772 * attribute */ 773 wpa_printf(MSG_DEBUG, "could not extract " 774 "EAP-Message from RADIUS message"); 775 wpabuf_free(e->last_eap_radius); 776 e->last_eap_radius = NULL; 777 return; 778 } 779 780 if (wpabuf_len(eap) < sizeof(*hdr)) { 781 wpa_printf(MSG_DEBUG, "too short EAP packet " 782 "received from authentication server"); 783 wpabuf_free(eap); 784 return; 785 } 786 787 if (wpabuf_len(eap) > sizeof(*hdr)) 788 eap_type = (wpabuf_head_u8(eap))[sizeof(*hdr)]; 789 790 hdr = wpabuf_head(eap); 791 switch (hdr->code) { 792 case EAP_CODE_REQUEST: 793 os_snprintf(buf, sizeof(buf), "EAP-Request-%s (%d)", 794 eap_type >= 0 ? eap_type_text(eap_type) : "??", 795 eap_type); 796 break; 797 case EAP_CODE_RESPONSE: 798 os_snprintf(buf, sizeof(buf), "EAP Response-%s (%d)", 799 eap_type >= 0 ? eap_type_text(eap_type) : "??", 800 eap_type); 801 break; 802 case EAP_CODE_SUCCESS: 803 os_strlcpy(buf, "EAP Success", sizeof(buf)); 804 /* LEAP uses EAP Success within an authentication, so must not 805 * stop here with eloop_terminate(); */ 806 break; 807 case EAP_CODE_FAILURE: 808 os_strlcpy(buf, "EAP Failure", sizeof(buf)); 809 if (e->ctrl_iface) 810 break; 811 eloop_terminate(); 812 break; 813 default: 814 os_strlcpy(buf, "unknown EAP code", sizeof(buf)); 815 wpa_hexdump_buf(MSG_DEBUG, "Decapsulated EAP packet", eap); 816 break; 817 } 818 wpa_printf(MSG_DEBUG, "decapsulated EAP packet (code=%d " 819 "id=%d len=%d) from RADIUS server: %s", 820 hdr->code, hdr->identifier, ntohs(hdr->length), buf); 821 822 /* sta->eapol_sm->be_auth.idFromServer = hdr->identifier; */ 823 824 wpabuf_free(e->last_eap_radius); 825 e->last_eap_radius = eap; 826 827 { 828 struct ieee802_1x_hdr *dot1x; 829 dot1x = os_malloc(sizeof(*dot1x) + wpabuf_len(eap)); 830 assert(dot1x != NULL); 831 dot1x->version = EAPOL_VERSION; 832 dot1x->type = IEEE802_1X_TYPE_EAP_PACKET; 833 dot1x->length = htons(wpabuf_len(eap)); 834 os_memcpy((u8 *) (dot1x + 1), wpabuf_head(eap), 835 wpabuf_len(eap)); 836 eapol_sm_rx_eapol(e->wpa_s->eapol, e->wpa_s->bssid, 837 (u8 *) dot1x, 838 sizeof(*dot1x) + wpabuf_len(eap)); 839 os_free(dot1x); 840 } 841} 842 843 844static void ieee802_1x_get_keys(struct eapol_test_data *e, 845 struct radius_msg *msg, struct radius_msg *req, 846 const u8 *shared_secret, 847 size_t shared_secret_len) 848{ 849 struct radius_ms_mppe_keys *keys; 850 u8 *buf; 851 size_t len; 852 853 keys = radius_msg_get_ms_keys(msg, req, shared_secret, 854 shared_secret_len); 855 if (keys && keys->send == NULL && keys->recv == NULL) { 856 os_free(keys); 857 keys = radius_msg_get_cisco_keys(msg, req, shared_secret, 858 shared_secret_len); 859 } 860 861 if (keys) { 862 if (keys->send) { 863 wpa_hexdump(MSG_DEBUG, "MS-MPPE-Send-Key (sign)", 864 keys->send, keys->send_len); 865 } 866 if (keys->recv) { 867 wpa_hexdump(MSG_DEBUG, "MS-MPPE-Recv-Key (crypt)", 868 keys->recv, keys->recv_len); 869 e->authenticator_pmk_len = 870 keys->recv_len > PMK_LEN ? PMK_LEN : 871 keys->recv_len; 872 os_memcpy(e->authenticator_pmk, keys->recv, 873 e->authenticator_pmk_len); 874 if (e->authenticator_pmk_len == 16 && keys->send && 875 keys->send_len == 16) { 876 /* MS-CHAP-v2 derives 16 octet keys */ 877 wpa_printf(MSG_DEBUG, "Use MS-MPPE-Send-Key " 878 "to extend PMK to 32 octets"); 879 os_memcpy(e->authenticator_pmk + 880 e->authenticator_pmk_len, 881 keys->send, keys->send_len); 882 e->authenticator_pmk_len += keys->send_len; 883 } 884 } 885 886 os_free(keys->send); 887 os_free(keys->recv); 888 os_free(keys); 889 } 890 891 if (radius_msg_get_attr_ptr(msg, RADIUS_ATTR_EAP_KEY_NAME, &buf, &len, 892 NULL) == 0) { 893 os_memcpy(e->authenticator_eap_key_name, buf, len); 894 e->authenticator_eap_key_name_len = len; 895 } else { 896 e->authenticator_eap_key_name_len = 0; 897 } 898} 899 900 901/* Process the RADIUS frames from Authentication Server */ 902static RadiusRxResult 903ieee802_1x_receive_auth(struct radius_msg *msg, struct radius_msg *req, 904 const u8 *shared_secret, size_t shared_secret_len, 905 void *data) 906{ 907 struct eapol_test_data *e = data; 908 struct radius_hdr *hdr = radius_msg_get_hdr(msg); 909 910 /* RFC 2869, Ch. 5.13: valid Message-Authenticator attribute MUST be 911 * present when packet contains an EAP-Message attribute */ 912 if (hdr->code == RADIUS_CODE_ACCESS_REJECT && 913 radius_msg_get_attr(msg, RADIUS_ATTR_MESSAGE_AUTHENTICATOR, NULL, 914 0) < 0 && 915 radius_msg_get_attr(msg, RADIUS_ATTR_EAP_MESSAGE, NULL, 0) < 0) { 916 wpa_printf(MSG_DEBUG, "Allowing RADIUS " 917 "Access-Reject without Message-Authenticator " 918 "since it does not include EAP-Message\n"); 919 } else if (radius_msg_verify(msg, shared_secret, shared_secret_len, 920 req, 1)) { 921 printf("Incoming RADIUS packet did not have correct " 922 "Message-Authenticator - dropped\n"); 923 return RADIUS_RX_UNKNOWN; 924 } 925 926 if (hdr->code != RADIUS_CODE_ACCESS_ACCEPT && 927 hdr->code != RADIUS_CODE_ACCESS_REJECT && 928 hdr->code != RADIUS_CODE_ACCESS_CHALLENGE) { 929 printf("Unknown RADIUS message code\n"); 930 return RADIUS_RX_UNKNOWN; 931 } 932 933 e->radius_identifier = -1; 934 wpa_printf(MSG_DEBUG, "RADIUS packet matching with station"); 935 936 radius_msg_free(e->last_recv_radius); 937 e->last_recv_radius = msg; 938 939 switch (hdr->code) { 940 case RADIUS_CODE_ACCESS_ACCEPT: 941 e->radius_access_accept_received = 1; 942 ieee802_1x_get_keys(e, msg, req, shared_secret, 943 shared_secret_len); 944 break; 945 case RADIUS_CODE_ACCESS_REJECT: 946 e->radius_access_reject_received = 1; 947 break; 948 } 949 950 ieee802_1x_decapsulate_radius(e); 951 952 if ((hdr->code == RADIUS_CODE_ACCESS_ACCEPT && 953 e->eapol_test_num_reauths < 0) || 954 hdr->code == RADIUS_CODE_ACCESS_REJECT) { 955 if (!e->ctrl_iface) 956 eloop_terminate(); 957 } 958 959 return RADIUS_RX_QUEUED; 960} 961 962 963static int driver_get_ssid(void *priv, u8 *ssid) 964{ 965 ssid[0] = 0; 966 return 0; 967} 968 969 970static int driver_get_bssid(void *priv, u8 *bssid) 971{ 972 struct eapol_test_data *e = priv; 973 974 if (e->ctrl_iface && !e->id_req_sent) { 975 eloop_register_timeout(0, 0, send_eap_request_identity, 976 e->wpa_s, NULL); 977 e->id_req_sent = 1; 978 } 979 980 os_memset(bssid, 0, ETH_ALEN); 981 bssid[5] = 1; 982 return 0; 983} 984 985 986static int driver_get_capa(void *priv, struct wpa_driver_capa *capa) 987{ 988 os_memset(capa, 0, sizeof(*capa)); 989 capa->flags = WPA_DRIVER_FLAGS_WIRED; 990 return 0; 991} 992 993 994struct wpa_driver_ops eapol_test_drv_ops = { 995 .name = "test", 996 .get_ssid = driver_get_ssid, 997 .get_bssid = driver_get_bssid, 998 .get_capa = driver_get_capa, 999}; 1000 1001static void wpa_init_conf(struct eapol_test_data *e, 1002 struct wpa_supplicant *wpa_s, const char *authsrv, 1003 int port, const char *secret, 1004 const char *cli_addr, const char *ifname) 1005{ 1006 struct hostapd_radius_server *as; 1007 int res; 1008 1009 wpa_s->driver = &eapol_test_drv_ops; 1010 wpa_s->drv_priv = e; 1011 wpa_s->bssid[5] = 1; 1012 os_memcpy(wpa_s->own_addr, e->own_addr, ETH_ALEN); 1013 e->own_ip_addr.s_addr = htonl((127 << 24) | 1); 1014 os_strlcpy(wpa_s->ifname, ifname, sizeof(wpa_s->ifname)); 1015 1016 e->radius_conf = os_zalloc(sizeof(struct hostapd_radius_servers)); 1017 assert(e->radius_conf != NULL); 1018 e->radius_conf->num_auth_servers = 1; 1019 as = os_zalloc(sizeof(struct hostapd_radius_server)); 1020 assert(as != NULL); 1021#if defined(CONFIG_NATIVE_WINDOWS) || defined(CONFIG_ANSI_C_EXTRA) 1022 { 1023 int a[4]; 1024 u8 *pos; 1025 sscanf(authsrv, "%d.%d.%d.%d", &a[0], &a[1], &a[2], &a[3]); 1026 pos = (u8 *) &as->addr.u.v4; 1027 *pos++ = a[0]; 1028 *pos++ = a[1]; 1029 *pos++ = a[2]; 1030 *pos++ = a[3]; 1031 } 1032#else /* CONFIG_NATIVE_WINDOWS or CONFIG_ANSI_C_EXTRA */ 1033 if (hostapd_parse_ip_addr(authsrv, &as->addr) < 0) { 1034 wpa_printf(MSG_ERROR, "Invalid IP address '%s'", 1035 authsrv); 1036 assert(0); 1037 } 1038#endif /* CONFIG_NATIVE_WINDOWS or CONFIG_ANSI_C_EXTRA */ 1039 as->port = port; 1040 as->shared_secret = (u8 *) os_strdup(secret); 1041 as->shared_secret_len = os_strlen(secret); 1042 e->radius_conf->auth_server = as; 1043 e->radius_conf->auth_servers = as; 1044 e->radius_conf->msg_dumps = 1; 1045 if (cli_addr) { 1046 if (hostapd_parse_ip_addr(cli_addr, 1047 &e->radius_conf->client_addr) == 0) 1048 e->radius_conf->force_client_addr = 1; 1049 else { 1050 wpa_printf(MSG_ERROR, "Invalid IP address '%s'", 1051 cli_addr); 1052 assert(0); 1053 } 1054 } 1055 1056 e->radius = radius_client_init(wpa_s, e->radius_conf); 1057 assert(e->radius != NULL); 1058 1059 res = radius_client_register(e->radius, RADIUS_AUTH, 1060 ieee802_1x_receive_auth, e); 1061 assert(res == 0); 1062} 1063 1064 1065static int scard_test(struct eapol_test_data *e) 1066{ 1067 struct scard_data *scard; 1068 size_t len; 1069 char imsi[20]; 1070 unsigned char _rand[16]; 1071#ifdef PCSC_FUNCS 1072 unsigned char sres[4]; 1073 unsigned char kc[8]; 1074#endif /* PCSC_FUNCS */ 1075#define num_triplets 5 1076 unsigned char rand_[num_triplets][16]; 1077 unsigned char sres_[num_triplets][4]; 1078 unsigned char kc_[num_triplets][8]; 1079 int i, res; 1080 size_t j; 1081 1082#define AKA_RAND_LEN 16 1083#define AKA_AUTN_LEN 16 1084#define AKA_AUTS_LEN 14 1085#define RES_MAX_LEN 16 1086#define IK_LEN 16 1087#define CK_LEN 16 1088 unsigned char aka_rand[AKA_RAND_LEN]; 1089 unsigned char aka_autn[AKA_AUTN_LEN]; 1090 unsigned char aka_auts[AKA_AUTS_LEN]; 1091 unsigned char aka_res[RES_MAX_LEN]; 1092 size_t aka_res_len; 1093 unsigned char aka_ik[IK_LEN]; 1094 unsigned char aka_ck[CK_LEN]; 1095 1096 scard = scard_init(e->pcsc_reader); 1097 if (scard == NULL) 1098 return -1; 1099 if (scard_set_pin(scard, e->pcsc_pin)) { 1100 wpa_printf(MSG_WARNING, "PIN validation failed"); 1101 scard_deinit(scard); 1102 return -1; 1103 } 1104 1105 len = sizeof(imsi); 1106 if (scard_get_imsi(scard, imsi, &len)) 1107 goto failed; 1108 wpa_hexdump_ascii(MSG_DEBUG, "SCARD: IMSI", (u8 *) imsi, len); 1109 /* NOTE: Permanent Username: 1 | IMSI */ 1110 1111 wpa_printf(MSG_DEBUG, "SCARD: MNC length %d", 1112 scard_get_mnc_len(scard)); 1113 1114 os_memset(_rand, 0, sizeof(_rand)); 1115 if (scard_gsm_auth(scard, _rand, sres, kc)) 1116 goto failed; 1117 1118 os_memset(_rand, 0xff, sizeof(_rand)); 1119 if (scard_gsm_auth(scard, _rand, sres, kc)) 1120 goto failed; 1121 1122 for (i = 0; i < num_triplets; i++) { 1123 os_memset(rand_[i], i, sizeof(rand_[i])); 1124 if (scard_gsm_auth(scard, rand_[i], sres_[i], kc_[i])) 1125 goto failed; 1126 } 1127 1128 for (i = 0; i < num_triplets; i++) { 1129 printf("1"); 1130 for (j = 0; j < len; j++) 1131 printf("%c", imsi[j]); 1132 printf(","); 1133 for (j = 0; j < 16; j++) 1134 printf("%02X", rand_[i][j]); 1135 printf(","); 1136 for (j = 0; j < 4; j++) 1137 printf("%02X", sres_[i][j]); 1138 printf(","); 1139 for (j = 0; j < 8; j++) 1140 printf("%02X", kc_[i][j]); 1141 printf("\n"); 1142 } 1143 1144 wpa_printf(MSG_DEBUG, "Trying to use UMTS authentication"); 1145 1146 /* seq 39 (0x28) */ 1147 os_memset(aka_rand, 0xaa, 16); 1148 os_memcpy(aka_autn, "\x86\x71\x31\xcb\xa2\xfc\x61\xdf" 1149 "\xa3\xb3\x97\x9d\x07\x32\xa2\x12", 16); 1150 1151 res = scard_umts_auth(scard, aka_rand, aka_autn, aka_res, &aka_res_len, 1152 aka_ik, aka_ck, aka_auts); 1153 if (res == 0) { 1154 wpa_printf(MSG_DEBUG, "UMTS auth completed successfully"); 1155 wpa_hexdump(MSG_DEBUG, "RES", aka_res, aka_res_len); 1156 wpa_hexdump(MSG_DEBUG, "IK", aka_ik, IK_LEN); 1157 wpa_hexdump(MSG_DEBUG, "CK", aka_ck, CK_LEN); 1158 } else if (res == -2) { 1159 wpa_printf(MSG_DEBUG, "UMTS auth resulted in synchronization " 1160 "failure"); 1161 wpa_hexdump(MSG_DEBUG, "AUTS", aka_auts, AKA_AUTS_LEN); 1162 } else { 1163 wpa_printf(MSG_DEBUG, "UMTS auth failed"); 1164 } 1165 1166failed: 1167 scard_deinit(scard); 1168 1169 return 0; 1170#undef num_triplets 1171} 1172 1173 1174static int scard_get_triplets(struct eapol_test_data *e, int argc, char *argv[]) 1175{ 1176 struct scard_data *scard; 1177 size_t len; 1178 char imsi[20]; 1179 unsigned char _rand[16]; 1180 unsigned char sres[4]; 1181 unsigned char kc[8]; 1182 int num_triplets; 1183 int i; 1184 size_t j; 1185 1186 if (argc < 2 || ((num_triplets = atoi(argv[1])) <= 0)) { 1187 printf("invalid parameters for sim command\n"); 1188 return -1; 1189 } 1190 1191 if (argc <= 2 || os_strcmp(argv[2], "debug") != 0) { 1192 /* disable debug output */ 1193 wpa_debug_level = 99; 1194 } 1195 1196 scard = scard_init(e->pcsc_reader); 1197 if (scard == NULL) { 1198 printf("Failed to open smartcard connection\n"); 1199 return -1; 1200 } 1201 if (scard_set_pin(scard, argv[0])) { 1202 wpa_printf(MSG_WARNING, "PIN validation failed"); 1203 scard_deinit(scard); 1204 return -1; 1205 } 1206 1207 len = sizeof(imsi); 1208 if (scard_get_imsi(scard, imsi, &len)) { 1209 scard_deinit(scard); 1210 return -1; 1211 } 1212 1213 for (i = 0; i < num_triplets; i++) { 1214 os_memset(_rand, i, sizeof(_rand)); 1215 if (scard_gsm_auth(scard, _rand, sres, kc)) 1216 break; 1217 1218 /* IMSI:Kc:SRES:RAND */ 1219 for (j = 0; j < len; j++) 1220 printf("%c", imsi[j]); 1221 printf(":"); 1222 for (j = 0; j < 8; j++) 1223 printf("%02X", kc[j]); 1224 printf(":"); 1225 for (j = 0; j < 4; j++) 1226 printf("%02X", sres[j]); 1227 printf(":"); 1228 for (j = 0; j < 16; j++) 1229 printf("%02X", _rand[j]); 1230 printf("\n"); 1231 } 1232 1233 scard_deinit(scard); 1234 1235 return 0; 1236} 1237 1238 1239static void eapol_test_terminate(int sig, void *signal_ctx) 1240{ 1241 struct wpa_supplicant *wpa_s = signal_ctx; 1242 wpa_msg(wpa_s, MSG_INFO, "Signal %d received - terminating", sig); 1243 eloop_terminate(); 1244} 1245 1246 1247static void usage(void) 1248{ 1249 printf("usage:\n" 1250 "eapol_test [-enWSv] -c<conf> [-a<AS IP>] [-p<AS port>] " 1251 "[-s<AS secret>]\\\n" 1252 " [-r<count>] [-t<timeout>] [-C<Connect-Info>] \\\n" 1253 " [-M<client MAC address>] [-o<server cert file] \\\n" 1254 " [-N<attr spec>] [-R<PC/SC reader>] " 1255 "[-P<PC/SC PIN>] \\\n" 1256 " [-A<client IP>] [-i<ifname>] [-T<ctrl_iface>]\n" 1257 "eapol_test scard\n" 1258 "eapol_test sim <PIN> <num triplets> [debug]\n" 1259 "\n"); 1260 printf("options:\n" 1261 " -c<conf> = configuration file\n" 1262 " -a<AS IP> = IP address of the authentication server, " 1263 "default 127.0.0.1\n" 1264 " -p<AS port> = UDP port of the authentication server, " 1265 "default 1812\n" 1266 " -s<AS secret> = shared secret with the authentication " 1267 "server, default 'radius'\n" 1268 " -A<client IP> = IP address of the client, default: select " 1269 "automatically\n" 1270 " -r<count> = number of re-authentications\n" 1271 " -e = Request EAP-Key-Name\n" 1272 " -W = wait for a control interface monitor before starting\n" 1273 " -S = save configuration after authentication\n" 1274 " -n = no MPPE keys expected\n" 1275 " -v = show version\n" 1276 " -t<timeout> = sets timeout in seconds (default: 30 s)\n" 1277 " -C<Connect-Info> = RADIUS Connect-Info (default: " 1278 "CONNECT 11Mbps 802.11b)\n" 1279 " -M<client MAC address> = Set own MAC address " 1280 "(Calling-Station-Id,\n" 1281 " default: 02:00:00:00:00:01)\n" 1282 " -o<server cert file> = Write received server certificate\n" 1283 " chain to the specified file\n" 1284 " -N<attr spec> = send arbitrary attribute specified by:\n" 1285 " attr_id:syntax:value or attr_id\n" 1286 " attr_id - number id of the attribute\n" 1287 " syntax - one of: s, d, x\n" 1288 " s = string\n" 1289 " d = integer\n" 1290 " x = octet string\n" 1291 " value - attribute value.\n" 1292 " When only attr_id is specified, NULL will be used as " 1293 "value.\n" 1294 " Multiple attributes can be specified by using the " 1295 "option several times.\n"); 1296} 1297 1298 1299int main(int argc, char *argv[]) 1300{ 1301 struct wpa_global global; 1302 struct wpa_supplicant wpa_s; 1303 int c, ret = 1, wait_for_monitor = 0, save_config = 0; 1304 char *as_addr = "127.0.0.1"; 1305 int as_port = 1812; 1306 char *as_secret = "radius"; 1307 char *cli_addr = NULL; 1308 char *conf = NULL; 1309 int timeout = 30; 1310 char *pos; 1311 struct extra_radius_attr *p = NULL, *p1; 1312 const char *ifname = "test"; 1313 const char *ctrl_iface = NULL; 1314 1315 if (os_program_init()) 1316 return -1; 1317 1318 hostapd_logger_register_cb(hostapd_logger_cb); 1319 1320 os_memset(&eapol_test, 0, sizeof(eapol_test)); 1321 eapol_test.connect_info = "CONNECT 11Mbps 802.11b"; 1322 os_memcpy(eapol_test.own_addr, "\x02\x00\x00\x00\x00\x01", ETH_ALEN); 1323 eapol_test.pcsc_pin = "1234"; 1324 1325 wpa_debug_level = 0; 1326 wpa_debug_show_keys = 1; 1327 1328 for (;;) { 1329 c = getopt(argc, argv, "a:A:c:C:ei:M:nN:o:p:P:r:R:s:St:T:vW"); 1330 if (c < 0) 1331 break; 1332 switch (c) { 1333 case 'a': 1334 as_addr = optarg; 1335 break; 1336 case 'A': 1337 cli_addr = optarg; 1338 break; 1339 case 'c': 1340 conf = optarg; 1341 break; 1342 case 'C': 1343 eapol_test.connect_info = optarg; 1344 break; 1345 case 'e': 1346 eapol_test.req_eap_key_name = 1; 1347 break; 1348 case 'i': 1349 ifname = optarg; 1350 break; 1351 case 'M': 1352 if (hwaddr_aton(optarg, eapol_test.own_addr)) { 1353 usage(); 1354 return -1; 1355 } 1356 break; 1357 case 'n': 1358 eapol_test.no_mppe_keys++; 1359 break; 1360 case 'o': 1361 if (eapol_test.server_cert_file) 1362 fclose(eapol_test.server_cert_file); 1363 eapol_test.server_cert_file = fopen(optarg, "w"); 1364 if (eapol_test.server_cert_file == NULL) { 1365 printf("Could not open '%s' for writing\n", 1366 optarg); 1367 return -1; 1368 } 1369 break; 1370 case 'p': 1371 as_port = atoi(optarg); 1372 break; 1373 case 'P': 1374 eapol_test.pcsc_pin = optarg; 1375 break; 1376 case 'r': 1377 eapol_test.eapol_test_num_reauths = atoi(optarg); 1378 break; 1379 case 'R': 1380 eapol_test.pcsc_reader = optarg; 1381 break; 1382 case 's': 1383 as_secret = optarg; 1384 break; 1385 case 'S': 1386 save_config++; 1387 break; 1388 case 't': 1389 timeout = atoi(optarg); 1390 break; 1391 case 'T': 1392 ctrl_iface = optarg; 1393 eapol_test.ctrl_iface = 1; 1394 break; 1395 case 'v': 1396 printf("eapol_test v" VERSION_STR "\n"); 1397 return 0; 1398 case 'W': 1399 wait_for_monitor++; 1400 break; 1401 case 'N': 1402 p1 = os_zalloc(sizeof(*p1)); 1403 if (p1 == NULL) 1404 break; 1405 if (!p) 1406 eapol_test.extra_attrs = p1; 1407 else 1408 p->next = p1; 1409 p = p1; 1410 1411 p->type = atoi(optarg); 1412 pos = os_strchr(optarg, ':'); 1413 if (pos == NULL) { 1414 p->syntax = 'n'; 1415 p->data = NULL; 1416 break; 1417 } 1418 1419 pos++; 1420 if (pos[0] == '\0' || pos[1] != ':') { 1421 printf("Incorrect format of attribute " 1422 "specification\n"); 1423 break; 1424 } 1425 1426 p->syntax = pos[0]; 1427 p->data = pos + 2; 1428 break; 1429 default: 1430 usage(); 1431 return -1; 1432 } 1433 } 1434 1435 if (argc > optind && os_strcmp(argv[optind], "scard") == 0) { 1436 return scard_test(&eapol_test); 1437 } 1438 1439 if (argc > optind && os_strcmp(argv[optind], "sim") == 0) { 1440 return scard_get_triplets(&eapol_test, argc - optind - 1, 1441 &argv[optind + 1]); 1442 } 1443 1444 if (conf == NULL && !ctrl_iface) { 1445 usage(); 1446 printf("Configuration file is required.\n"); 1447 return -1; 1448 } 1449 1450 if (eap_register_methods()) { 1451 wpa_printf(MSG_ERROR, "Failed to register EAP methods"); 1452 return -1; 1453 } 1454 1455 if (eloop_init()) { 1456 wpa_printf(MSG_ERROR, "Failed to initialize event loop"); 1457 return -1; 1458 } 1459 1460 os_memset(&global, 0, sizeof(global)); 1461 os_memset(&wpa_s, 0, sizeof(wpa_s)); 1462 wpa_s.global = &global; 1463 eapol_test.wpa_s = &wpa_s; 1464 dl_list_init(&wpa_s.bss); 1465 dl_list_init(&wpa_s.bss_id); 1466 if (conf) 1467 wpa_s.conf = wpa_config_read(conf, NULL); 1468 else 1469 wpa_s.conf = wpa_config_alloc_empty(ctrl_iface, NULL); 1470 if (wpa_s.conf == NULL) { 1471 printf("Failed to parse configuration file '%s'.\n", conf); 1472 return -1; 1473 } 1474 if (!ctrl_iface && wpa_s.conf->ssid == NULL) { 1475 printf("No networks defined.\n"); 1476 return -1; 1477 } 1478 1479 if (eapol_test.pcsc_reader) { 1480 os_free(wpa_s.conf->pcsc_reader); 1481 wpa_s.conf->pcsc_reader = os_strdup(eapol_test.pcsc_reader); 1482 } 1483 1484 wpa_init_conf(&eapol_test, &wpa_s, as_addr, as_port, as_secret, 1485 cli_addr, ifname); 1486 wpa_s.ctrl_iface = wpa_supplicant_ctrl_iface_init(&wpa_s); 1487 if (wpa_s.ctrl_iface == NULL) { 1488 printf("Failed to initialize control interface '%s'.\n" 1489 "You may have another eapol_test process already " 1490 "running or the file was\n" 1491 "left by an unclean termination of eapol_test in " 1492 "which case you will need\n" 1493 "to manually remove this file before starting " 1494 "eapol_test again.\n", 1495 wpa_s.conf->ctrl_interface); 1496 return -1; 1497 } 1498 if (wpa_s.conf->ssid && 1499 wpa_supplicant_scard_init(&wpa_s, wpa_s.conf->ssid)) 1500 return -1; 1501 1502 if (test_eapol(&eapol_test, &wpa_s, wpa_s.conf->ssid)) 1503 return -1; 1504 1505 if (wpas_init_ext_pw(&wpa_s) < 0) 1506 return -1; 1507 1508 if (wait_for_monitor) 1509 wpa_supplicant_ctrl_iface_wait(wpa_s.ctrl_iface); 1510 1511 if (!ctrl_iface) { 1512 eloop_register_timeout(timeout, 0, eapol_test_timeout, 1513 &eapol_test, NULL); 1514 eloop_register_timeout(0, 0, send_eap_request_identity, &wpa_s, 1515 NULL); 1516 } 1517 eloop_register_signal_terminate(eapol_test_terminate, &wpa_s); 1518 eloop_register_signal_reconfig(eapol_test_terminate, &wpa_s); 1519 eloop_run(); 1520 1521 eloop_cancel_timeout(eapol_test_timeout, &eapol_test, NULL); 1522 eloop_cancel_timeout(eapol_sm_reauth, &eapol_test, NULL); 1523 1524 if (eapol_test_compare_pmk(&eapol_test) == 0 || 1525 eapol_test.no_mppe_keys) 1526 ret = 0; 1527 if (eapol_test.auth_timed_out) 1528 ret = -2; 1529 if (eapol_test.radius_access_reject_received) 1530 ret = -3; 1531 1532 if (save_config) 1533 wpa_config_write(conf, wpa_s.conf); 1534 1535 test_eapol_clean(&eapol_test, &wpa_s); 1536 1537 eap_peer_unregister_methods(); 1538#ifdef CONFIG_AP 1539 eap_server_unregister_methods(); 1540#endif /* CONFIG_AP */ 1541 1542 eloop_destroy(); 1543 1544 if (eapol_test.server_cert_file) 1545 fclose(eapol_test.server_cert_file); 1546 1547 printf("MPPE keys OK: %d mismatch: %d\n", 1548 eapol_test.num_mppe_ok, eapol_test.num_mppe_mismatch); 1549 if (eapol_test.num_mppe_mismatch) 1550 ret = -4; 1551 if (ret) 1552 printf("FAILURE\n"); 1553 else 1554 printf("SUCCESS\n"); 1555 1556 os_program_deinit(); 1557 1558 return ret; 1559} 1560