eapol_test.c revision 351611
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 "crypto/tls.h" 19#include "config.h" 20#include "eapol_supp/eapol_supp_sm.h" 21#include "eap_peer/eap.h" 22#include "eap_server/eap_methods.h" 23#include "eloop.h" 24#include "utils/base64.h" 25#include "rsn_supp/wpa.h" 26#include "wpa_supplicant_i.h" 27#include "radius/radius.h" 28#include "radius/radius_client.h" 29#include "common/wpa_ctrl.h" 30#include "ctrl_iface.h" 31#include "pcsc_funcs.h" 32#include "wpas_glue.h" 33 34 35const struct wpa_driver_ops *const wpa_drivers[] = { NULL }; 36 37 38struct extra_radius_attr { 39 u8 type; 40 char syntax; 41 char *data; 42 struct extra_radius_attr *next; 43}; 44 45struct eapol_test_data { 46 struct wpa_supplicant *wpa_s; 47 48 int eapol_test_num_reauths; 49 int no_mppe_keys; 50 int num_mppe_ok, num_mppe_mismatch; 51 int req_eap_key_name; 52 53 u8 radius_identifier; 54 struct radius_msg *last_recv_radius; 55 struct in_addr own_ip_addr; 56 struct radius_client_data *radius; 57 struct hostapd_radius_servers *radius_conf; 58 59 /* last received EAP Response from Authentication Server */ 60 struct wpabuf *last_eap_radius; 61 62 u8 authenticator_pmk[PMK_LEN]; 63 size_t authenticator_pmk_len; 64 u8 authenticator_eap_key_name[256]; 65 size_t authenticator_eap_key_name_len; 66 int radius_access_accept_received; 67 int radius_access_reject_received; 68 int auth_timed_out; 69 70 u8 *eap_identity; 71 size_t eap_identity_len; 72 73 char *connect_info; 74 u8 own_addr[ETH_ALEN]; 75 struct extra_radius_attr *extra_attrs; 76 77 FILE *server_cert_file; 78 79 const char *pcsc_reader; 80 const char *pcsc_pin; 81 82 unsigned int ctrl_iface:1; 83 unsigned int id_req_sent:1; 84}; 85 86static struct eapol_test_data eapol_test; 87 88 89static void send_eap_request_identity(void *eloop_ctx, void *timeout_ctx); 90 91 92static void hostapd_logger_cb(void *ctx, const u8 *addr, unsigned int module, 93 int level, const char *txt, size_t len) 94{ 95 if (addr) 96 wpa_printf(MSG_DEBUG, "STA " MACSTR ": %s\n", 97 MAC2STR(addr), txt); 98 else 99 wpa_printf(MSG_DEBUG, "%s", txt); 100} 101 102 103static int add_extra_attr(struct radius_msg *msg, 104 struct extra_radius_attr *attr) 105{ 106 size_t len; 107 char *pos; 108 u32 val; 109 char buf[RADIUS_MAX_ATTR_LEN + 1]; 110 111 switch (attr->syntax) { 112 case 's': 113 os_snprintf(buf, sizeof(buf), "%s", attr->data); 114 len = os_strlen(buf); 115 break; 116 case 'n': 117 buf[0] = '\0'; 118 len = 1; 119 break; 120 case 'x': 121 pos = attr->data; 122 if (pos[0] == '0' && pos[1] == 'x') 123 pos += 2; 124 len = os_strlen(pos); 125 if ((len & 1) || (len / 2) > RADIUS_MAX_ATTR_LEN) { 126 printf("Invalid extra attribute hexstring\n"); 127 return -1; 128 } 129 len /= 2; 130 if (hexstr2bin(pos, (u8 *) buf, len) < 0) { 131 printf("Invalid extra attribute hexstring\n"); 132 return -1; 133 } 134 break; 135 case 'd': 136 val = htonl(atoi(attr->data)); 137 os_memcpy(buf, &val, 4); 138 len = 4; 139 break; 140 default: 141 printf("Incorrect extra attribute syntax specification\n"); 142 return -1; 143 } 144 145 if (!radius_msg_add_attr(msg, attr->type, (u8 *) buf, len)) { 146 printf("Could not add attribute %d\n", attr->type); 147 return -1; 148 } 149 150 return 0; 151} 152 153 154static int add_extra_attrs(struct radius_msg *msg, 155 struct extra_radius_attr *attrs) 156{ 157 struct extra_radius_attr *p; 158 for (p = attrs; p; p = p->next) { 159 if (add_extra_attr(msg, p) < 0) 160 return -1; 161 } 162 return 0; 163} 164 165 166static struct extra_radius_attr * 167find_extra_attr(struct extra_radius_attr *attrs, u8 type) 168{ 169 struct extra_radius_attr *p; 170 for (p = attrs; p; p = p->next) { 171 if (p->type == type) 172 return p; 173 } 174 return NULL; 175} 176 177 178static void ieee802_1x_encapsulate_radius(struct eapol_test_data *e, 179 const u8 *eap, size_t len) 180{ 181 struct radius_msg *msg; 182 char buf[RADIUS_MAX_ATTR_LEN + 1]; 183 const struct eap_hdr *hdr; 184 const u8 *pos; 185 186 wpa_printf(MSG_DEBUG, "Encapsulating EAP message into a RADIUS " 187 "packet"); 188 189 e->radius_identifier = radius_client_get_id(e->radius); 190 msg = radius_msg_new(RADIUS_CODE_ACCESS_REQUEST, 191 e->radius_identifier); 192 if (msg == NULL) { 193 printf("Could not create net RADIUS packet\n"); 194 return; 195 } 196 197 radius_msg_make_authenticator(msg); 198 199 hdr = (const struct eap_hdr *) eap; 200 pos = (const u8 *) (hdr + 1); 201 if (len > sizeof(*hdr) && hdr->code == EAP_CODE_RESPONSE && 202 pos[0] == EAP_TYPE_IDENTITY) { 203 pos++; 204 os_free(e->eap_identity); 205 e->eap_identity_len = len - sizeof(*hdr) - 1; 206 e->eap_identity = os_malloc(e->eap_identity_len); 207 if (e->eap_identity) { 208 os_memcpy(e->eap_identity, pos, e->eap_identity_len); 209 wpa_hexdump(MSG_DEBUG, "Learned identity from " 210 "EAP-Response-Identity", 211 e->eap_identity, e->eap_identity_len); 212 } 213 } 214 215 if (e->eap_identity && 216 !radius_msg_add_attr(msg, RADIUS_ATTR_USER_NAME, 217 e->eap_identity, e->eap_identity_len)) { 218 printf("Could not add User-Name\n"); 219 goto fail; 220 } 221 222 if (e->req_eap_key_name && 223 !radius_msg_add_attr(msg, RADIUS_ATTR_EAP_KEY_NAME, (u8 *) "\0", 224 1)) { 225 printf("Could not add EAP-Key-Name\n"); 226 goto fail; 227 } 228 229 if (!find_extra_attr(e->extra_attrs, RADIUS_ATTR_NAS_IP_ADDRESS) && 230 !radius_msg_add_attr(msg, RADIUS_ATTR_NAS_IP_ADDRESS, 231 (u8 *) &e->own_ip_addr, 4)) { 232 printf("Could not add NAS-IP-Address\n"); 233 goto fail; 234 } 235 236 os_snprintf(buf, sizeof(buf), RADIUS_802_1X_ADDR_FORMAT, 237 MAC2STR(e->wpa_s->own_addr)); 238 if (!find_extra_attr(e->extra_attrs, RADIUS_ATTR_CALLING_STATION_ID) 239 && 240 !radius_msg_add_attr(msg, RADIUS_ATTR_CALLING_STATION_ID, 241 (u8 *) buf, os_strlen(buf))) { 242 printf("Could not add Calling-Station-Id\n"); 243 goto fail; 244 } 245 246 /* TODO: should probably check MTU from driver config; 2304 is max for 247 * IEEE 802.11, but use 1400 to avoid problems with too large packets 248 */ 249 if (!find_extra_attr(e->extra_attrs, RADIUS_ATTR_FRAMED_MTU) && 250 !radius_msg_add_attr_int32(msg, RADIUS_ATTR_FRAMED_MTU, 1400)) { 251 printf("Could not add Framed-MTU\n"); 252 goto fail; 253 } 254 255 if (!find_extra_attr(e->extra_attrs, RADIUS_ATTR_NAS_PORT_TYPE) && 256 !radius_msg_add_attr_int32(msg, RADIUS_ATTR_NAS_PORT_TYPE, 257 RADIUS_NAS_PORT_TYPE_IEEE_802_11)) { 258 printf("Could not add NAS-Port-Type\n"); 259 goto fail; 260 } 261 262 if (!find_extra_attr(e->extra_attrs, RADIUS_ATTR_SERVICE_TYPE) && 263 !radius_msg_add_attr_int32(msg, RADIUS_ATTR_SERVICE_TYPE, 264 RADIUS_SERVICE_TYPE_FRAMED)) { 265 printf("Could not add Service-Type\n"); 266 goto fail; 267 } 268 269 os_snprintf(buf, sizeof(buf), "%s", e->connect_info); 270 if (!find_extra_attr(e->extra_attrs, RADIUS_ATTR_CONNECT_INFO) && 271 !radius_msg_add_attr(msg, RADIUS_ATTR_CONNECT_INFO, 272 (u8 *) buf, os_strlen(buf))) { 273 printf("Could not add Connect-Info\n"); 274 goto fail; 275 } 276 277 if (add_extra_attrs(msg, e->extra_attrs) < 0) 278 goto fail; 279 280 if (eap && !radius_msg_add_eap(msg, eap, len)) { 281 printf("Could not add EAP-Message\n"); 282 goto fail; 283 } 284 285 /* State attribute must be copied if and only if this packet is 286 * Access-Request reply to the previous Access-Challenge */ 287 if (e->last_recv_radius && 288 radius_msg_get_hdr(e->last_recv_radius)->code == 289 RADIUS_CODE_ACCESS_CHALLENGE) { 290 int res = radius_msg_copy_attr(msg, e->last_recv_radius, 291 RADIUS_ATTR_STATE); 292 if (res < 0) { 293 printf("Could not copy State attribute from previous " 294 "Access-Challenge\n"); 295 goto fail; 296 } 297 if (res > 0) { 298 wpa_printf(MSG_DEBUG, " Copied RADIUS State " 299 "Attribute"); 300 } 301 } 302 303 if (radius_client_send(e->radius, msg, RADIUS_AUTH, e->wpa_s->own_addr) 304 < 0) 305 goto fail; 306 return; 307 308 fail: 309 radius_msg_free(msg); 310} 311 312 313static int eapol_test_eapol_send(void *ctx, int type, const u8 *buf, 314 size_t len) 315{ 316 printf("WPA: eapol_test_eapol_send(type=%d len=%lu)\n", 317 type, (unsigned long) len); 318 if (type == IEEE802_1X_TYPE_EAP_PACKET) { 319 wpa_hexdump(MSG_DEBUG, "TX EAP -> RADIUS", buf, len); 320 ieee802_1x_encapsulate_radius(&eapol_test, buf, len); 321 } 322 return 0; 323} 324 325 326static void eapol_test_set_config_blob(void *ctx, 327 struct wpa_config_blob *blob) 328{ 329 struct eapol_test_data *e = ctx; 330 wpa_config_set_blob(e->wpa_s->conf, blob); 331} 332 333 334static const struct wpa_config_blob * 335eapol_test_get_config_blob(void *ctx, const char *name) 336{ 337 struct eapol_test_data *e = ctx; 338 return wpa_config_get_blob(e->wpa_s->conf, name); 339} 340 341 342static void eapol_test_eapol_done_cb(void *ctx) 343{ 344 struct eapol_test_data *e = ctx; 345 346 printf("WPA: EAPOL processing complete\n"); 347 wpa_supplicant_cancel_auth_timeout(e->wpa_s); 348 wpa_supplicant_set_state(e->wpa_s, WPA_COMPLETED); 349} 350 351 352static void eapol_sm_reauth(void *eloop_ctx, void *timeout_ctx) 353{ 354 struct eapol_test_data *e = eloop_ctx; 355 printf("\n\n\n\n\neapol_test: Triggering EAP reauthentication\n\n"); 356 e->radius_access_accept_received = 0; 357 send_eap_request_identity(e->wpa_s, NULL); 358} 359 360 361static int eapol_test_compare_pmk(struct eapol_test_data *e) 362{ 363 u8 pmk[PMK_LEN]; 364 int ret = 1; 365 const u8 *sess_id; 366 size_t sess_id_len; 367 368 if (eapol_sm_get_key(e->wpa_s->eapol, pmk, PMK_LEN) == 0) { 369 wpa_hexdump(MSG_DEBUG, "PMK from EAPOL", pmk, PMK_LEN); 370 if (os_memcmp(pmk, e->authenticator_pmk, PMK_LEN) != 0) { 371 printf("WARNING: PMK mismatch\n"); 372 wpa_hexdump(MSG_DEBUG, "PMK from AS", 373 e->authenticator_pmk, PMK_LEN); 374 } else if (e->radius_access_accept_received) 375 ret = 0; 376 } else if (e->authenticator_pmk_len == 16 && 377 eapol_sm_get_key(e->wpa_s->eapol, pmk, 16) == 0) { 378 wpa_hexdump(MSG_DEBUG, "LEAP PMK from EAPOL", pmk, 16); 379 if (os_memcmp(pmk, e->authenticator_pmk, 16) != 0) { 380 printf("WARNING: PMK mismatch\n"); 381 wpa_hexdump(MSG_DEBUG, "PMK from AS", 382 e->authenticator_pmk, 16); 383 } else if (e->radius_access_accept_received) 384 ret = 0; 385 } else if (e->radius_access_accept_received && e->no_mppe_keys) { 386 /* No keying material expected */ 387 ret = 0; 388 } 389 390 if (ret && !e->no_mppe_keys) 391 e->num_mppe_mismatch++; 392 else if (!e->no_mppe_keys) 393 e->num_mppe_ok++; 394 395 sess_id = eapol_sm_get_session_id(e->wpa_s->eapol, &sess_id_len); 396 if (!sess_id) 397 return ret; 398 if (e->authenticator_eap_key_name_len == 0) { 399 wpa_printf(MSG_INFO, "No EAP-Key-Name received from server"); 400 return ret; 401 } 402 403 if (e->authenticator_eap_key_name_len != sess_id_len || 404 os_memcmp(e->authenticator_eap_key_name, sess_id, sess_id_len) != 0) 405 { 406 wpa_printf(MSG_INFO, 407 "Locally derived EAP Session-Id does not match EAP-Key-Name from server"); 408 wpa_hexdump(MSG_DEBUG, "EAP Session-Id", sess_id, sess_id_len); 409 wpa_hexdump(MSG_DEBUG, "EAP-Key-Name from server", 410 e->authenticator_eap_key_name, 411 e->authenticator_eap_key_name_len); 412 } else { 413 wpa_printf(MSG_INFO, 414 "Locally derived EAP Session-Id matches EAP-Key-Name from server"); 415 } 416 417 return ret; 418} 419 420 421static void eapol_sm_cb(struct eapol_sm *eapol, enum eapol_supp_result result, 422 void *ctx) 423{ 424 struct eapol_test_data *e = ctx; 425 printf("eapol_sm_cb: result=%d\n", result); 426 e->id_req_sent = 0; 427 if (e->ctrl_iface) 428 return; 429 e->eapol_test_num_reauths--; 430 if (e->eapol_test_num_reauths < 0) 431 eloop_terminate(); 432 else { 433 eapol_test_compare_pmk(e); 434 eloop_register_timeout(0, 100000, eapol_sm_reauth, e, NULL); 435 } 436} 437 438 439static void eapol_test_write_cert(FILE *f, const char *subject, 440 const struct wpabuf *cert) 441{ 442 unsigned char *encoded; 443 444 encoded = base64_encode(wpabuf_head(cert), wpabuf_len(cert), NULL); 445 if (encoded == NULL) 446 return; 447 fprintf(f, "%s\n-----BEGIN CERTIFICATE-----\n%s" 448 "-----END CERTIFICATE-----\n\n", subject, encoded); 449 os_free(encoded); 450} 451 452 453#if defined(CONFIG_CTRL_IFACE) || !defined(CONFIG_NO_STDOUT_DEBUG) 454static void eapol_test_eap_param_needed(void *ctx, enum wpa_ctrl_req_type field, 455 const char *default_txt) 456{ 457 struct eapol_test_data *e = ctx; 458 struct wpa_supplicant *wpa_s = e->wpa_s; 459 struct wpa_ssid *ssid = wpa_s->current_ssid; 460 const char *field_name, *txt = NULL; 461 char *buf; 462 size_t buflen; 463 int len; 464 465 if (ssid == NULL) 466 return; 467 468 field_name = wpa_supplicant_ctrl_req_to_string(field, default_txt, 469 &txt); 470 if (field_name == NULL) { 471 wpa_printf(MSG_WARNING, "Unhandled EAP param %d needed", 472 field); 473 return; 474 } 475 476 buflen = 100 + os_strlen(txt) + ssid->ssid_len; 477 buf = os_malloc(buflen); 478 if (buf == NULL) 479 return; 480 len = os_snprintf(buf, buflen, 481 WPA_CTRL_REQ "%s-%d:%s needed for SSID ", 482 field_name, ssid->id, txt); 483 if (os_snprintf_error(buflen, len)) { 484 os_free(buf); 485 return; 486 } 487 if (ssid->ssid && buflen > len + ssid->ssid_len) { 488 os_memcpy(buf + len, ssid->ssid, ssid->ssid_len); 489 len += ssid->ssid_len; 490 buf[len] = '\0'; 491 } 492 buf[buflen - 1] = '\0'; 493 wpa_msg(wpa_s, MSG_INFO, "%s", buf); 494 os_free(buf); 495} 496#else /* CONFIG_CTRL_IFACE || !CONFIG_NO_STDOUT_DEBUG */ 497#define eapol_test_eap_param_needed NULL 498#endif /* CONFIG_CTRL_IFACE || !CONFIG_NO_STDOUT_DEBUG */ 499 500 501static void eapol_test_cert_cb(void *ctx, struct tls_cert_data *cert, 502 const char *cert_hash) 503{ 504 struct eapol_test_data *e = ctx; 505 int i; 506 507 wpa_msg(e->wpa_s, MSG_INFO, WPA_EVENT_EAP_PEER_CERT 508 "depth=%d subject='%s'%s%s", 509 cert->depth, cert->subject, 510 cert_hash ? " hash=" : "", 511 cert_hash ? cert_hash : ""); 512 513 if (cert->cert) { 514 char *cert_hex; 515 size_t len = wpabuf_len(cert->cert) * 2 + 1; 516 cert_hex = os_malloc(len); 517 if (cert_hex) { 518 wpa_snprintf_hex(cert_hex, len, wpabuf_head(cert->cert), 519 wpabuf_len(cert->cert)); 520 wpa_msg_ctrl(e->wpa_s, MSG_INFO, 521 WPA_EVENT_EAP_PEER_CERT 522 "depth=%d subject='%s' cert=%s", 523 cert->depth, cert->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 cert->subject, cert->cert); 530 } 531 532 for (i = 0; i < cert->num_altsubject; i++) 533 wpa_msg(e->wpa_s, MSG_INFO, WPA_EVENT_EAP_PEER_ALT 534 "depth=%d %s", cert->depth, cert->altsubject[i]); 535} 536 537 538static void eapol_test_set_anon_id(void *ctx, const u8 *id, size_t len) 539{ 540 struct eapol_test_data *e = ctx; 541 struct wpa_supplicant *wpa_s = e->wpa_s; 542 char *str; 543 int res; 544 545 wpa_hexdump_ascii(MSG_DEBUG, "EAP method updated anonymous_identity", 546 id, len); 547 548 if (wpa_s->current_ssid == NULL) 549 return; 550 551 if (id == NULL) { 552 if (wpa_config_set(wpa_s->current_ssid, "anonymous_identity", 553 "NULL", 0) < 0) 554 return; 555 } else { 556 str = os_malloc(len * 2 + 1); 557 if (str == NULL) 558 return; 559 wpa_snprintf_hex(str, len * 2 + 1, id, len); 560 res = wpa_config_set(wpa_s->current_ssid, "anonymous_identity", 561 str, 0); 562 os_free(str); 563 if (res < 0) 564 return; 565 } 566} 567 568 569static enum wpa_states eapol_test_get_state(void *ctx) 570{ 571 struct eapol_test_data *e = ctx; 572 struct wpa_supplicant *wpa_s = e->wpa_s; 573 574 return wpa_s->wpa_state; 575} 576 577 578static int test_eapol(struct eapol_test_data *e, struct wpa_supplicant *wpa_s, 579 struct wpa_ssid *ssid) 580{ 581 struct eapol_config eapol_conf; 582 struct eapol_ctx *ctx; 583 struct wpa_sm_ctx *wctx; 584 585 ctx = os_zalloc(sizeof(*ctx)); 586 if (ctx == NULL) { 587 printf("Failed to allocate EAPOL context.\n"); 588 return -1; 589 } 590 ctx->ctx = e; 591 ctx->msg_ctx = wpa_s; 592 ctx->scard_ctx = wpa_s->scard; 593 ctx->cb = eapol_sm_cb; 594 ctx->cb_ctx = e; 595 ctx->eapol_send_ctx = wpa_s; 596 ctx->preauth = 0; 597 ctx->eapol_done_cb = eapol_test_eapol_done_cb; 598 ctx->eapol_send = eapol_test_eapol_send; 599 ctx->set_config_blob = eapol_test_set_config_blob; 600 ctx->get_config_blob = eapol_test_get_config_blob; 601 ctx->opensc_engine_path = wpa_s->conf->opensc_engine_path; 602 ctx->pkcs11_engine_path = wpa_s->conf->pkcs11_engine_path; 603 ctx->pkcs11_module_path = wpa_s->conf->pkcs11_module_path; 604 ctx->openssl_ciphers = wpa_s->conf->openssl_ciphers; 605 ctx->eap_param_needed = eapol_test_eap_param_needed; 606 ctx->cert_cb = eapol_test_cert_cb; 607 ctx->cert_in_cb = 1; 608 ctx->set_anon_id = eapol_test_set_anon_id; 609 610 wpa_s->eapol = eapol_sm_init(ctx); 611 if (wpa_s->eapol == NULL) { 612 os_free(ctx); 613 printf("Failed to initialize EAPOL state machines.\n"); 614 return -1; 615 } 616 617 wpa_s->key_mgmt = WPA_KEY_MGMT_IEEE8021X_NO_WPA; 618 wctx = os_zalloc(sizeof(*wctx)); 619 if (wctx == NULL) { 620 os_free(ctx); 621 return -1; 622 } 623 wctx->ctx = e; 624 wctx->msg_ctx = wpa_s; 625 wctx->get_state = eapol_test_get_state; 626 wpa_s->wpa = wpa_sm_init(wctx); 627 if (!wpa_s->wpa) { 628 os_free(ctx); 629 os_free(wctx); 630 return -1; 631 } 632 633 if (!ssid) 634 return 0; 635 636 wpa_s->current_ssid = ssid; 637 os_memset(&eapol_conf, 0, sizeof(eapol_conf)); 638 eapol_conf.accept_802_1x_keys = 1; 639 eapol_conf.required_keys = 0; 640 eapol_conf.fast_reauth = wpa_s->conf->fast_reauth; 641 eapol_conf.workaround = ssid->eap_workaround; 642 eapol_conf.external_sim = wpa_s->conf->external_sim; 643 eapol_sm_notify_config(wpa_s->eapol, &ssid->eap, &eapol_conf); 644 eapol_sm_register_scard_ctx(wpa_s->eapol, wpa_s->scard); 645 646 647 eapol_sm_notify_portValid(wpa_s->eapol, FALSE); 648 /* 802.1X::portControl = Auto */ 649 eapol_sm_notify_portEnabled(wpa_s->eapol, TRUE); 650 651 return 0; 652} 653 654 655static void test_eapol_clean(struct eapol_test_data *e, 656 struct wpa_supplicant *wpa_s) 657{ 658 struct extra_radius_attr *p, *prev; 659 660 wpa_sm_deinit(wpa_s->wpa); 661 wpa_s->wpa = NULL; 662 radius_client_deinit(e->radius); 663 wpabuf_free(e->last_eap_radius); 664 radius_msg_free(e->last_recv_radius); 665 e->last_recv_radius = NULL; 666 os_free(e->eap_identity); 667 e->eap_identity = NULL; 668 eapol_sm_deinit(wpa_s->eapol); 669 wpa_s->eapol = NULL; 670 if (e->radius_conf && e->radius_conf->auth_server) { 671 os_free(e->radius_conf->auth_server->shared_secret); 672 os_free(e->radius_conf->auth_server); 673 } 674 os_free(e->radius_conf); 675 e->radius_conf = NULL; 676 scard_deinit(wpa_s->scard); 677 if (wpa_s->ctrl_iface) { 678 wpa_supplicant_ctrl_iface_deinit(wpa_s->ctrl_iface); 679 wpa_s->ctrl_iface = NULL; 680 } 681 682 ext_password_deinit(wpa_s->ext_pw); 683 wpa_s->ext_pw = NULL; 684 685 wpa_config_free(wpa_s->conf); 686 687 p = e->extra_attrs; 688 while (p) { 689 prev = p; 690 p = p->next; 691 os_free(prev); 692 } 693} 694 695 696static void send_eap_request_identity(void *eloop_ctx, void *timeout_ctx) 697{ 698 struct wpa_supplicant *wpa_s = eloop_ctx; 699 u8 buf[100], *pos; 700 struct ieee802_1x_hdr *hdr; 701 struct eap_hdr *eap; 702 703 hdr = (struct ieee802_1x_hdr *) buf; 704 hdr->version = EAPOL_VERSION; 705 hdr->type = IEEE802_1X_TYPE_EAP_PACKET; 706 hdr->length = htons(5); 707 708 eap = (struct eap_hdr *) (hdr + 1); 709 eap->code = EAP_CODE_REQUEST; 710 if (os_get_random((u8 *) &eap->identifier, sizeof(eap->identifier)) < 0) 711 eap->identifier = os_random() & 0xff; 712 eap->length = htons(5); 713 pos = (u8 *) (eap + 1); 714 *pos = EAP_TYPE_IDENTITY; 715 716 printf("Sending fake EAP-Request-Identity\n"); 717 eapol_sm_rx_eapol(wpa_s->eapol, wpa_s->bssid, buf, 718 sizeof(*hdr) + 5); 719} 720 721 722static void eapol_test_timeout(void *eloop_ctx, void *timeout_ctx) 723{ 724 struct eapol_test_data *e = eloop_ctx; 725 printf("EAPOL test timed out\n"); 726 e->auth_timed_out = 1; 727 eloop_terminate(); 728} 729 730 731static char *eap_type_text(u8 type) 732{ 733 switch (type) { 734 case EAP_TYPE_IDENTITY: return "Identity"; 735 case EAP_TYPE_NOTIFICATION: return "Notification"; 736 case EAP_TYPE_NAK: return "Nak"; 737 case EAP_TYPE_TLS: return "TLS"; 738 case EAP_TYPE_TTLS: return "TTLS"; 739 case EAP_TYPE_PEAP: return "PEAP"; 740 case EAP_TYPE_SIM: return "SIM"; 741 case EAP_TYPE_GTC: return "GTC"; 742 case EAP_TYPE_MD5: return "MD5"; 743 case EAP_TYPE_OTP: return "OTP"; 744 case EAP_TYPE_FAST: return "FAST"; 745 case EAP_TYPE_SAKE: return "SAKE"; 746 case EAP_TYPE_PSK: return "PSK"; 747 default: return "Unknown"; 748 } 749} 750 751 752static void ieee802_1x_decapsulate_radius(struct eapol_test_data *e) 753{ 754 struct wpabuf *eap; 755 const struct eap_hdr *hdr; 756 int eap_type = -1; 757 char buf[64]; 758 struct radius_msg *msg; 759 760 if (e->last_recv_radius == NULL) 761 return; 762 763 msg = e->last_recv_radius; 764 765 eap = radius_msg_get_eap(msg); 766 if (eap == NULL) { 767 /* draft-aboba-radius-rfc2869bis-20.txt, Chap. 2.6.3: 768 * RADIUS server SHOULD NOT send Access-Reject/no EAP-Message 769 * attribute */ 770 wpa_printf(MSG_DEBUG, "could not extract " 771 "EAP-Message from RADIUS message"); 772 wpabuf_free(e->last_eap_radius); 773 e->last_eap_radius = NULL; 774 return; 775 } 776 777 if (wpabuf_len(eap) < sizeof(*hdr)) { 778 wpa_printf(MSG_DEBUG, "too short EAP packet " 779 "received from authentication server"); 780 wpabuf_free(eap); 781 return; 782 } 783 784 if (wpabuf_len(eap) > sizeof(*hdr)) 785 eap_type = (wpabuf_head_u8(eap))[sizeof(*hdr)]; 786 787 hdr = wpabuf_head(eap); 788 switch (hdr->code) { 789 case EAP_CODE_REQUEST: 790 os_snprintf(buf, sizeof(buf), "EAP-Request-%s (%d)", 791 eap_type >= 0 ? eap_type_text(eap_type) : "??", 792 eap_type); 793 break; 794 case EAP_CODE_RESPONSE: 795 os_snprintf(buf, sizeof(buf), "EAP Response-%s (%d)", 796 eap_type >= 0 ? eap_type_text(eap_type) : "??", 797 eap_type); 798 break; 799 case EAP_CODE_SUCCESS: 800 os_strlcpy(buf, "EAP Success", sizeof(buf)); 801 /* LEAP uses EAP Success within an authentication, so must not 802 * stop here with eloop_terminate(); */ 803 break; 804 case EAP_CODE_FAILURE: 805 os_strlcpy(buf, "EAP Failure", sizeof(buf)); 806 if (e->ctrl_iface) 807 break; 808 eloop_terminate(); 809 break; 810 default: 811 os_strlcpy(buf, "unknown EAP code", sizeof(buf)); 812 wpa_hexdump_buf(MSG_DEBUG, "Decapsulated EAP packet", eap); 813 break; 814 } 815 wpa_printf(MSG_DEBUG, "decapsulated EAP packet (code=%d " 816 "id=%d len=%d) from RADIUS server: %s", 817 hdr->code, hdr->identifier, ntohs(hdr->length), buf); 818 819 /* sta->eapol_sm->be_auth.idFromServer = hdr->identifier; */ 820 821 wpabuf_free(e->last_eap_radius); 822 e->last_eap_radius = eap; 823 824 { 825 struct ieee802_1x_hdr *dot1x; 826 dot1x = os_malloc(sizeof(*dot1x) + wpabuf_len(eap)); 827 assert(dot1x != NULL); 828 dot1x->version = EAPOL_VERSION; 829 dot1x->type = IEEE802_1X_TYPE_EAP_PACKET; 830 dot1x->length = htons(wpabuf_len(eap)); 831 os_memcpy((u8 *) (dot1x + 1), wpabuf_head(eap), 832 wpabuf_len(eap)); 833 eapol_sm_rx_eapol(e->wpa_s->eapol, e->wpa_s->bssid, 834 (u8 *) dot1x, 835 sizeof(*dot1x) + wpabuf_len(eap)); 836 os_free(dot1x); 837 } 838} 839 840 841static void ieee802_1x_get_keys(struct eapol_test_data *e, 842 struct radius_msg *msg, struct radius_msg *req, 843 const u8 *shared_secret, 844 size_t shared_secret_len) 845{ 846 struct radius_ms_mppe_keys *keys; 847 u8 *buf; 848 size_t len; 849 850 keys = radius_msg_get_ms_keys(msg, req, shared_secret, 851 shared_secret_len); 852 if (keys && keys->send == NULL && keys->recv == NULL) { 853 os_free(keys); 854 keys = radius_msg_get_cisco_keys(msg, req, shared_secret, 855 shared_secret_len); 856 } 857 858 if (keys) { 859 if (keys->send) { 860 wpa_hexdump(MSG_DEBUG, "MS-MPPE-Send-Key (sign)", 861 keys->send, keys->send_len); 862 } 863 if (keys->recv) { 864 wpa_hexdump(MSG_DEBUG, "MS-MPPE-Recv-Key (crypt)", 865 keys->recv, keys->recv_len); 866 e->authenticator_pmk_len = 867 keys->recv_len > PMK_LEN ? PMK_LEN : 868 keys->recv_len; 869 os_memcpy(e->authenticator_pmk, keys->recv, 870 e->authenticator_pmk_len); 871 if (e->authenticator_pmk_len == 16 && keys->send && 872 keys->send_len == 16) { 873 /* MS-CHAP-v2 derives 16 octet keys */ 874 wpa_printf(MSG_DEBUG, "Use MS-MPPE-Send-Key " 875 "to extend PMK to 32 octets"); 876 os_memcpy(e->authenticator_pmk + 877 e->authenticator_pmk_len, 878 keys->send, keys->send_len); 879 e->authenticator_pmk_len += keys->send_len; 880 } 881 } 882 883 os_free(keys->send); 884 os_free(keys->recv); 885 os_free(keys); 886 } 887 888 if (radius_msg_get_attr_ptr(msg, RADIUS_ATTR_EAP_KEY_NAME, &buf, &len, 889 NULL) == 0) { 890 os_memcpy(e->authenticator_eap_key_name, buf, len); 891 e->authenticator_eap_key_name_len = len; 892 } else { 893 e->authenticator_eap_key_name_len = 0; 894 } 895} 896 897 898/* Process the RADIUS frames from Authentication Server */ 899static RadiusRxResult 900ieee802_1x_receive_auth(struct radius_msg *msg, struct radius_msg *req, 901 const u8 *shared_secret, size_t shared_secret_len, 902 void *data) 903{ 904 struct eapol_test_data *e = data; 905 struct radius_hdr *hdr = radius_msg_get_hdr(msg); 906 907 /* RFC 2869, Ch. 5.13: valid Message-Authenticator attribute MUST be 908 * present when packet contains an EAP-Message attribute */ 909 if (hdr->code == RADIUS_CODE_ACCESS_REJECT && 910 radius_msg_get_attr(msg, RADIUS_ATTR_MESSAGE_AUTHENTICATOR, NULL, 911 0) < 0 && 912 radius_msg_get_attr(msg, RADIUS_ATTR_EAP_MESSAGE, NULL, 0) < 0) { 913 wpa_printf(MSG_DEBUG, "Allowing RADIUS " 914 "Access-Reject without Message-Authenticator " 915 "since it does not include EAP-Message\n"); 916 } else if (radius_msg_verify(msg, shared_secret, shared_secret_len, 917 req, 1)) { 918 printf("Incoming RADIUS packet did not have correct " 919 "Message-Authenticator - dropped\n"); 920 return RADIUS_RX_UNKNOWN; 921 } 922 923 if (hdr->code != RADIUS_CODE_ACCESS_ACCEPT && 924 hdr->code != RADIUS_CODE_ACCESS_REJECT && 925 hdr->code != RADIUS_CODE_ACCESS_CHALLENGE) { 926 printf("Unknown RADIUS message code\n"); 927 return RADIUS_RX_UNKNOWN; 928 } 929 930 e->radius_identifier = -1; 931 wpa_printf(MSG_DEBUG, "RADIUS packet matching with station"); 932 933 radius_msg_free(e->last_recv_radius); 934 e->last_recv_radius = msg; 935 936 switch (hdr->code) { 937 case RADIUS_CODE_ACCESS_ACCEPT: 938 e->radius_access_accept_received = 1; 939 ieee802_1x_get_keys(e, msg, req, shared_secret, 940 shared_secret_len); 941 break; 942 case RADIUS_CODE_ACCESS_REJECT: 943 e->radius_access_reject_received = 1; 944 break; 945 } 946 947 ieee802_1x_decapsulate_radius(e); 948 949 if ((hdr->code == RADIUS_CODE_ACCESS_ACCEPT && 950 e->eapol_test_num_reauths < 0) || 951 hdr->code == RADIUS_CODE_ACCESS_REJECT) { 952 if (!e->ctrl_iface) 953 eloop_terminate(); 954 } 955 956 return RADIUS_RX_QUEUED; 957} 958 959 960static int driver_get_ssid(void *priv, u8 *ssid) 961{ 962 ssid[0] = 0; 963 return 0; 964} 965 966 967static int driver_get_bssid(void *priv, u8 *bssid) 968{ 969 struct eapol_test_data *e = priv; 970 971 if (e->ctrl_iface && !e->id_req_sent) { 972 eloop_register_timeout(0, 0, send_eap_request_identity, 973 e->wpa_s, NULL); 974 e->id_req_sent = 1; 975 } 976 977 os_memset(bssid, 0, ETH_ALEN); 978 bssid[5] = 1; 979 return 0; 980} 981 982 983static int driver_get_capa(void *priv, struct wpa_driver_capa *capa) 984{ 985 os_memset(capa, 0, sizeof(*capa)); 986 capa->flags = WPA_DRIVER_FLAGS_WIRED; 987 return 0; 988} 989 990 991struct wpa_driver_ops eapol_test_drv_ops = { 992 .name = "test", 993 .get_ssid = driver_get_ssid, 994 .get_bssid = driver_get_bssid, 995 .get_capa = driver_get_capa, 996}; 997 998static void wpa_init_conf(struct eapol_test_data *e, 999 struct wpa_supplicant *wpa_s, const char *authsrv, 1000 int port, const char *secret, 1001 const char *cli_addr, const char *ifname) 1002{ 1003 struct hostapd_radius_server *as; 1004 int res; 1005 1006 wpa_s->driver = &eapol_test_drv_ops; 1007 wpa_s->drv_priv = e; 1008 wpa_s->bssid[5] = 1; 1009 os_memcpy(wpa_s->own_addr, e->own_addr, ETH_ALEN); 1010 e->own_ip_addr.s_addr = htonl((127 << 24) | 1); 1011 os_strlcpy(wpa_s->ifname, ifname, sizeof(wpa_s->ifname)); 1012 1013 e->radius_conf = os_zalloc(sizeof(struct hostapd_radius_servers)); 1014 assert(e->radius_conf != NULL); 1015 e->radius_conf->num_auth_servers = 1; 1016 as = os_zalloc(sizeof(struct hostapd_radius_server)); 1017 assert(as != NULL); 1018#if defined(CONFIG_NATIVE_WINDOWS) || defined(CONFIG_ANSI_C_EXTRA) 1019 { 1020 int a[4]; 1021 u8 *pos; 1022 sscanf(authsrv, "%d.%d.%d.%d", &a[0], &a[1], &a[2], &a[3]); 1023 pos = (u8 *) &as->addr.u.v4; 1024 *pos++ = a[0]; 1025 *pos++ = a[1]; 1026 *pos++ = a[2]; 1027 *pos++ = a[3]; 1028 } 1029#else /* CONFIG_NATIVE_WINDOWS or CONFIG_ANSI_C_EXTRA */ 1030 if (hostapd_parse_ip_addr(authsrv, &as->addr) < 0) { 1031 wpa_printf(MSG_ERROR, "Invalid IP address '%s'", 1032 authsrv); 1033 assert(0); 1034 } 1035#endif /* CONFIG_NATIVE_WINDOWS or CONFIG_ANSI_C_EXTRA */ 1036 as->port = port; 1037 as->shared_secret = (u8 *) os_strdup(secret); 1038 as->shared_secret_len = os_strlen(secret); 1039 e->radius_conf->auth_server = as; 1040 e->radius_conf->auth_servers = as; 1041 e->radius_conf->msg_dumps = 1; 1042 if (cli_addr) { 1043 if (hostapd_parse_ip_addr(cli_addr, 1044 &e->radius_conf->client_addr) == 0) 1045 e->radius_conf->force_client_addr = 1; 1046 else { 1047 wpa_printf(MSG_ERROR, "Invalid IP address '%s'", 1048 cli_addr); 1049 assert(0); 1050 } 1051 } 1052 1053 e->radius = radius_client_init(wpa_s, e->radius_conf); 1054 assert(e->radius != NULL); 1055 1056 res = radius_client_register(e->radius, RADIUS_AUTH, 1057 ieee802_1x_receive_auth, e); 1058 assert(res == 0); 1059} 1060 1061 1062static int scard_test(struct eapol_test_data *e) 1063{ 1064 struct scard_data *scard; 1065 size_t len; 1066 char imsi[20]; 1067 unsigned char _rand[16]; 1068#ifdef PCSC_FUNCS 1069 unsigned char sres[4]; 1070 unsigned char kc[8]; 1071#endif /* PCSC_FUNCS */ 1072#define num_triplets 5 1073 unsigned char rand_[num_triplets][16]; 1074 unsigned char sres_[num_triplets][4]; 1075 unsigned char kc_[num_triplets][8]; 1076 int i, res; 1077 size_t j; 1078 1079#define AKA_RAND_LEN 16 1080#define AKA_AUTN_LEN 16 1081#define AKA_AUTS_LEN 14 1082#define RES_MAX_LEN 16 1083#define IK_LEN 16 1084#define CK_LEN 16 1085 unsigned char aka_rand[AKA_RAND_LEN]; 1086 unsigned char aka_autn[AKA_AUTN_LEN]; 1087 unsigned char aka_auts[AKA_AUTS_LEN]; 1088 unsigned char aka_res[RES_MAX_LEN]; 1089 size_t aka_res_len; 1090 unsigned char aka_ik[IK_LEN]; 1091 unsigned char aka_ck[CK_LEN]; 1092 1093 scard = scard_init(e->pcsc_reader); 1094 if (scard == NULL) 1095 return -1; 1096 if (scard_set_pin(scard, e->pcsc_pin)) { 1097 wpa_printf(MSG_WARNING, "PIN validation failed"); 1098 scard_deinit(scard); 1099 return -1; 1100 } 1101 1102 len = sizeof(imsi); 1103 if (scard_get_imsi(scard, imsi, &len)) 1104 goto failed; 1105 wpa_hexdump_ascii(MSG_DEBUG, "SCARD: IMSI", (u8 *) imsi, len); 1106 /* NOTE: Permanent Username: 1 | IMSI */ 1107 1108 wpa_printf(MSG_DEBUG, "SCARD: MNC length %d", 1109 scard_get_mnc_len(scard)); 1110 1111 os_memset(_rand, 0, sizeof(_rand)); 1112 if (scard_gsm_auth(scard, _rand, sres, kc)) 1113 goto failed; 1114 1115 os_memset(_rand, 0xff, sizeof(_rand)); 1116 if (scard_gsm_auth(scard, _rand, sres, kc)) 1117 goto failed; 1118 1119 for (i = 0; i < num_triplets; i++) { 1120 os_memset(rand_[i], i, sizeof(rand_[i])); 1121 if (scard_gsm_auth(scard, rand_[i], sres_[i], kc_[i])) 1122 goto failed; 1123 } 1124 1125 for (i = 0; i < num_triplets; i++) { 1126 printf("1"); 1127 for (j = 0; j < len; j++) 1128 printf("%c", imsi[j]); 1129 printf(","); 1130 for (j = 0; j < 16; j++) 1131 printf("%02X", rand_[i][j]); 1132 printf(","); 1133 for (j = 0; j < 4; j++) 1134 printf("%02X", sres_[i][j]); 1135 printf(","); 1136 for (j = 0; j < 8; j++) 1137 printf("%02X", kc_[i][j]); 1138 printf("\n"); 1139 } 1140 1141 wpa_printf(MSG_DEBUG, "Trying to use UMTS authentication"); 1142 1143 /* seq 39 (0x28) */ 1144 os_memset(aka_rand, 0xaa, 16); 1145 os_memcpy(aka_autn, "\x86\x71\x31\xcb\xa2\xfc\x61\xdf" 1146 "\xa3\xb3\x97\x9d\x07\x32\xa2\x12", 16); 1147 1148 res = scard_umts_auth(scard, aka_rand, aka_autn, aka_res, &aka_res_len, 1149 aka_ik, aka_ck, aka_auts); 1150 if (res == 0) { 1151 wpa_printf(MSG_DEBUG, "UMTS auth completed successfully"); 1152 wpa_hexdump(MSG_DEBUG, "RES", aka_res, aka_res_len); 1153 wpa_hexdump(MSG_DEBUG, "IK", aka_ik, IK_LEN); 1154 wpa_hexdump(MSG_DEBUG, "CK", aka_ck, CK_LEN); 1155 } else if (res == -2) { 1156 wpa_printf(MSG_DEBUG, "UMTS auth resulted in synchronization " 1157 "failure"); 1158 wpa_hexdump(MSG_DEBUG, "AUTS", aka_auts, AKA_AUTS_LEN); 1159 } else { 1160 wpa_printf(MSG_DEBUG, "UMTS auth failed"); 1161 } 1162 1163failed: 1164 scard_deinit(scard); 1165 1166 return 0; 1167#undef num_triplets 1168} 1169 1170 1171static int scard_get_triplets(struct eapol_test_data *e, int argc, char *argv[]) 1172{ 1173 struct scard_data *scard; 1174 size_t len; 1175 char imsi[20]; 1176 unsigned char _rand[16]; 1177 unsigned char sres[4]; 1178 unsigned char kc[8]; 1179 int num_triplets; 1180 int i; 1181 size_t j; 1182 1183 if (argc < 2 || ((num_triplets = atoi(argv[1])) <= 0)) { 1184 printf("invalid parameters for sim command\n"); 1185 return -1; 1186 } 1187 1188 if (argc <= 2 || os_strcmp(argv[2], "debug") != 0) { 1189 /* disable debug output */ 1190 wpa_debug_level = 99; 1191 } 1192 1193 scard = scard_init(e->pcsc_reader); 1194 if (scard == NULL) { 1195 printf("Failed to open smartcard connection\n"); 1196 return -1; 1197 } 1198 if (scard_set_pin(scard, argv[0])) { 1199 wpa_printf(MSG_WARNING, "PIN validation failed"); 1200 scard_deinit(scard); 1201 return -1; 1202 } 1203 1204 len = sizeof(imsi); 1205 if (scard_get_imsi(scard, imsi, &len)) { 1206 scard_deinit(scard); 1207 return -1; 1208 } 1209 1210 for (i = 0; i < num_triplets; i++) { 1211 os_memset(_rand, i, sizeof(_rand)); 1212 if (scard_gsm_auth(scard, _rand, sres, kc)) 1213 break; 1214 1215 /* IMSI:Kc:SRES:RAND */ 1216 for (j = 0; j < len; j++) 1217 printf("%c", imsi[j]); 1218 printf(":"); 1219 for (j = 0; j < 8; j++) 1220 printf("%02X", kc[j]); 1221 printf(":"); 1222 for (j = 0; j < 4; j++) 1223 printf("%02X", sres[j]); 1224 printf(":"); 1225 for (j = 0; j < 16; j++) 1226 printf("%02X", _rand[j]); 1227 printf("\n"); 1228 } 1229 1230 scard_deinit(scard); 1231 1232 return 0; 1233} 1234 1235 1236static void eapol_test_terminate(int sig, void *signal_ctx) 1237{ 1238 struct wpa_supplicant *wpa_s = signal_ctx; 1239 wpa_msg(wpa_s, MSG_INFO, "Signal %d received - terminating", sig); 1240 eloop_terminate(); 1241} 1242 1243 1244static void usage(void) 1245{ 1246 printf("usage:\n" 1247 "eapol_test [-enWSv] -c<conf> [-a<AS IP>] [-p<AS port>] " 1248 "[-s<AS secret>]\\\n" 1249 " [-r<count>] [-t<timeout>] [-C<Connect-Info>] \\\n" 1250 " [-M<client MAC address>] [-o<server cert file] \\\n" 1251 " [-N<attr spec>] [-R<PC/SC reader>] " 1252 "[-P<PC/SC PIN>] \\\n" 1253 " [-A<client IP>] [-i<ifname>] [-T<ctrl_iface>]\n" 1254 "eapol_test scard\n" 1255 "eapol_test sim <PIN> <num triplets> [debug]\n" 1256 "\n"); 1257 printf("options:\n" 1258 " -c<conf> = configuration file\n" 1259 " -a<AS IP> = IP address of the authentication server, " 1260 "default 127.0.0.1\n" 1261 " -p<AS port> = UDP port of the authentication server, " 1262 "default 1812\n" 1263 " -s<AS secret> = shared secret with the authentication " 1264 "server, default 'radius'\n" 1265 " -A<client IP> = IP address of the client, default: select " 1266 "automatically\n" 1267 " -r<count> = number of re-authentications\n" 1268 " -e = Request EAP-Key-Name\n" 1269 " -W = wait for a control interface monitor before starting\n" 1270 " -S = save configuration after authentication\n" 1271 " -n = no MPPE keys expected\n" 1272 " -v = show version\n" 1273 " -t<timeout> = sets timeout in seconds (default: 30 s)\n" 1274 " -C<Connect-Info> = RADIUS Connect-Info (default: " 1275 "CONNECT 11Mbps 802.11b)\n" 1276 " -M<client MAC address> = Set own MAC address " 1277 "(Calling-Station-Id,\n" 1278 " default: 02:00:00:00:00:01)\n" 1279 " -o<server cert file> = Write received server certificate\n" 1280 " chain to the specified file\n" 1281 " -N<attr spec> = send arbitrary attribute specified by:\n" 1282 " attr_id:syntax:value or attr_id\n" 1283 " attr_id - number id of the attribute\n" 1284 " syntax - one of: s, d, x\n" 1285 " s = string\n" 1286 " d = integer\n" 1287 " x = octet string\n" 1288 " value - attribute value.\n" 1289 " When only attr_id is specified, NULL will be used as " 1290 "value.\n" 1291 " Multiple attributes can be specified by using the " 1292 "option several times.\n"); 1293} 1294 1295 1296int main(int argc, char *argv[]) 1297{ 1298 struct wpa_global global; 1299 struct wpa_supplicant wpa_s; 1300 int c, ret = 1, wait_for_monitor = 0, save_config = 0; 1301 char *as_addr = "127.0.0.1"; 1302 int as_port = 1812; 1303 char *as_secret = "radius"; 1304 char *cli_addr = NULL; 1305 char *conf = NULL; 1306 int timeout = 30; 1307 char *pos; 1308 struct extra_radius_attr *p = NULL, *p1; 1309 const char *ifname = "test"; 1310 const char *ctrl_iface = NULL; 1311 1312 if (os_program_init()) 1313 return -1; 1314 1315 hostapd_logger_register_cb(hostapd_logger_cb); 1316 1317 os_memset(&eapol_test, 0, sizeof(eapol_test)); 1318 eapol_test.connect_info = "CONNECT 11Mbps 802.11b"; 1319 os_memcpy(eapol_test.own_addr, "\x02\x00\x00\x00\x00\x01", ETH_ALEN); 1320 eapol_test.pcsc_pin = "1234"; 1321 1322 wpa_debug_level = 0; 1323 wpa_debug_show_keys = 1; 1324 1325 for (;;) { 1326 c = getopt(argc, argv, "a:A:c:C:ei:M:nN:o:p:P:r:R:s:St:T:vW"); 1327 if (c < 0) 1328 break; 1329 switch (c) { 1330 case 'a': 1331 as_addr = optarg; 1332 break; 1333 case 'A': 1334 cli_addr = optarg; 1335 break; 1336 case 'c': 1337 conf = optarg; 1338 break; 1339 case 'C': 1340 eapol_test.connect_info = optarg; 1341 break; 1342 case 'e': 1343 eapol_test.req_eap_key_name = 1; 1344 break; 1345 case 'i': 1346 ifname = optarg; 1347 break; 1348 case 'M': 1349 if (hwaddr_aton(optarg, eapol_test.own_addr)) { 1350 usage(); 1351 return -1; 1352 } 1353 break; 1354 case 'n': 1355 eapol_test.no_mppe_keys++; 1356 break; 1357 case 'o': 1358 if (eapol_test.server_cert_file) 1359 fclose(eapol_test.server_cert_file); 1360 eapol_test.server_cert_file = fopen(optarg, "w"); 1361 if (eapol_test.server_cert_file == NULL) { 1362 printf("Could not open '%s' for writing\n", 1363 optarg); 1364 return -1; 1365 } 1366 break; 1367 case 'p': 1368 as_port = atoi(optarg); 1369 break; 1370 case 'P': 1371 eapol_test.pcsc_pin = optarg; 1372 break; 1373 case 'r': 1374 eapol_test.eapol_test_num_reauths = atoi(optarg); 1375 break; 1376 case 'R': 1377 eapol_test.pcsc_reader = optarg; 1378 break; 1379 case 's': 1380 as_secret = optarg; 1381 break; 1382 case 'S': 1383 save_config++; 1384 break; 1385 case 't': 1386 timeout = atoi(optarg); 1387 break; 1388 case 'T': 1389 ctrl_iface = optarg; 1390 eapol_test.ctrl_iface = 1; 1391 break; 1392 case 'v': 1393 printf("eapol_test v" VERSION_STR "\n"); 1394 return 0; 1395 case 'W': 1396 wait_for_monitor++; 1397 break; 1398 case 'N': 1399 p1 = os_zalloc(sizeof(*p1)); 1400 if (p1 == NULL) 1401 break; 1402 if (!p) 1403 eapol_test.extra_attrs = p1; 1404 else 1405 p->next = p1; 1406 p = p1; 1407 1408 p->type = atoi(optarg); 1409 pos = os_strchr(optarg, ':'); 1410 if (pos == NULL) { 1411 p->syntax = 'n'; 1412 p->data = NULL; 1413 break; 1414 } 1415 1416 pos++; 1417 if (pos[0] == '\0' || pos[1] != ':') { 1418 printf("Incorrect format of attribute " 1419 "specification\n"); 1420 break; 1421 } 1422 1423 p->syntax = pos[0]; 1424 p->data = pos + 2; 1425 break; 1426 default: 1427 usage(); 1428 return -1; 1429 } 1430 } 1431 1432 if (argc > optind && os_strcmp(argv[optind], "scard") == 0) { 1433 return scard_test(&eapol_test); 1434 } 1435 1436 if (argc > optind && os_strcmp(argv[optind], "sim") == 0) { 1437 return scard_get_triplets(&eapol_test, argc - optind - 1, 1438 &argv[optind + 1]); 1439 } 1440 1441 if (conf == NULL && !ctrl_iface) { 1442 usage(); 1443 printf("Configuration file is required.\n"); 1444 return -1; 1445 } 1446 1447 if (eap_register_methods()) { 1448 wpa_printf(MSG_ERROR, "Failed to register EAP methods"); 1449 return -1; 1450 } 1451 1452 if (eloop_init()) { 1453 wpa_printf(MSG_ERROR, "Failed to initialize event loop"); 1454 return -1; 1455 } 1456 1457 os_memset(&global, 0, sizeof(global)); 1458 os_memset(&wpa_s, 0, sizeof(wpa_s)); 1459 wpa_s.global = &global; 1460 eapol_test.wpa_s = &wpa_s; 1461 dl_list_init(&wpa_s.bss); 1462 dl_list_init(&wpa_s.bss_id); 1463 if (conf) 1464 wpa_s.conf = wpa_config_read(conf, NULL); 1465 else 1466 wpa_s.conf = wpa_config_alloc_empty(ctrl_iface, NULL); 1467 if (wpa_s.conf == NULL) { 1468 printf("Failed to parse configuration file '%s'.\n", conf); 1469 return -1; 1470 } 1471 if (!ctrl_iface && wpa_s.conf->ssid == NULL) { 1472 printf("No networks defined.\n"); 1473 return -1; 1474 } 1475 1476 if (eapol_test.pcsc_reader) { 1477 os_free(wpa_s.conf->pcsc_reader); 1478 wpa_s.conf->pcsc_reader = os_strdup(eapol_test.pcsc_reader); 1479 } 1480 1481 wpa_init_conf(&eapol_test, &wpa_s, as_addr, as_port, as_secret, 1482 cli_addr, ifname); 1483 wpa_s.ctrl_iface = wpa_supplicant_ctrl_iface_init(&wpa_s); 1484 if (wpa_s.ctrl_iface == NULL) { 1485 printf("Failed to initialize control interface '%s'.\n" 1486 "You may have another eapol_test process already " 1487 "running or the file was\n" 1488 "left by an unclean termination of eapol_test in " 1489 "which case you will need\n" 1490 "to manually remove this file before starting " 1491 "eapol_test again.\n", 1492 wpa_s.conf->ctrl_interface); 1493 return -1; 1494 } 1495 if (wpa_s.conf->ssid && 1496 wpa_supplicant_scard_init(&wpa_s, wpa_s.conf->ssid)) 1497 return -1; 1498 1499 if (test_eapol(&eapol_test, &wpa_s, wpa_s.conf->ssid)) 1500 return -1; 1501 1502 if (wpas_init_ext_pw(&wpa_s) < 0) 1503 return -1; 1504 1505 if (wait_for_monitor) 1506 wpa_supplicant_ctrl_iface_wait(wpa_s.ctrl_iface); 1507 1508 if (!ctrl_iface) { 1509 eloop_register_timeout(timeout, 0, eapol_test_timeout, 1510 &eapol_test, NULL); 1511 eloop_register_timeout(0, 0, send_eap_request_identity, &wpa_s, 1512 NULL); 1513 } 1514 eloop_register_signal_terminate(eapol_test_terminate, &wpa_s); 1515 eloop_register_signal_reconfig(eapol_test_terminate, &wpa_s); 1516 eloop_run(); 1517 1518 eloop_cancel_timeout(eapol_test_timeout, &eapol_test, NULL); 1519 eloop_cancel_timeout(eapol_sm_reauth, &eapol_test, NULL); 1520 1521 if (eapol_test_compare_pmk(&eapol_test) == 0 || 1522 eapol_test.no_mppe_keys) 1523 ret = 0; 1524 if (eapol_test.auth_timed_out) 1525 ret = -2; 1526 if (eapol_test.radius_access_reject_received) 1527 ret = -3; 1528 1529 if (save_config) 1530 wpa_config_write(conf, wpa_s.conf); 1531 1532 test_eapol_clean(&eapol_test, &wpa_s); 1533 1534 eap_peer_unregister_methods(); 1535#ifdef CONFIG_AP 1536 eap_server_unregister_methods(); 1537#endif /* CONFIG_AP */ 1538 1539 eloop_destroy(); 1540 1541 if (eapol_test.server_cert_file) 1542 fclose(eapol_test.server_cert_file); 1543 1544 printf("MPPE keys OK: %d mismatch: %d\n", 1545 eapol_test.num_mppe_ok, eapol_test.num_mppe_mismatch); 1546 if (eapol_test.num_mppe_mismatch) 1547 ret = -4; 1548 if (ret) 1549 printf("FAILURE\n"); 1550 else 1551 printf("SUCCESS\n"); 1552 1553 os_program_deinit(); 1554 1555 return ret; 1556} 1557