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Expand PMF_FN_* macros.
[netbsd-mini2440.git] / dist / wpa / wpa_supplicant / eapol_test.c
blob4d96785698db5e73350a9c91f8255973bac6700c
1 /*
2 * WPA Supplicant - test code
3 * Copyright (c) 2003-2007, Jouni Malinen <j@w1.fi>
4 *
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License version 2 as
7 * published by the Free Software Foundation.
8 *
9 * Alternatively, this software may be distributed under the terms of BSD
10 * license.
11 *
12 * See README and COPYING for more details.
13 *
14 * IEEE 802.1X Supplicant test code (to be used in place of wpa_supplicant.c.
15 * Not used in production version.
16 */
17
18 #include "includes.h"
19 #include <assert.h>
20
21 #include "common.h"
22 #include "config.h"
23 #include "eapol_supp/eapol_supp_sm.h"
24 #include "eap_peer/eap.h"
25 #include "eloop.h"
26 #include "wpa.h"
27 #include "eap_peer/eap_i.h"
28 #include "wpa_supplicant_i.h"
29 #include "radius/radius.h"
30 #include "radius/radius_client.h"
31 #include "ctrl_iface.h"
32 #include "pcsc_funcs.h"
33
34
35 extern int wpa_debug_level;
36 extern int wpa_debug_show_keys;
37
38 struct wpa_driver_ops *wpa_supplicant_drivers[] = { NULL };
39
40
41 struct eapol_test_data {
42 struct wpa_supplicant *wpa_s;
43
44 int eapol_test_num_reauths;
45 int no_mppe_keys;
46 int num_mppe_ok, num_mppe_mismatch;
47
48 u8 radius_identifier;
49 struct radius_msg *last_recv_radius;
50 struct in_addr own_ip_addr;
51 struct radius_client_data *radius;
52 struct hostapd_radius_servers *radius_conf;
53
54 u8 *last_eap_radius; /* last received EAP Response from Authentication
55 * Server */
56 size_t last_eap_radius_len;
57
58 u8 authenticator_pmk[PMK_LEN];
59 size_t authenticator_pmk_len;
60 int radius_access_accept_received;
61 int radius_access_reject_received;
62 int auth_timed_out;
63
64 u8 *eap_identity;
65 size_t eap_identity_len;
66
67 char *connect_info;
68 u8 own_addr[ETH_ALEN];
69 int cui_flag;
70 char *cui_str;
71 };
72
73 static struct eapol_test_data eapol_test;
74
75
76 static void send_eap_request_identity(void *eloop_ctx, void *timeout_ctx);
77
78
79 static void hostapd_logger_cb(void *ctx, const u8 *addr, unsigned int module,
80 int level, const char *txt, size_t len)
81 {
82 if (addr)
83 wpa_printf(MSG_DEBUG, "STA " MACSTR ": %s\n",
84 MAC2STR(addr), txt);
85 else
86 wpa_printf(MSG_DEBUG, "%s", txt);
87 }
88
89
90 static void ieee802_1x_encapsulate_radius(struct eapol_test_data *e,
91 const u8 *eap, size_t len)
92 {
93 struct radius_msg *msg;
94 char buf[128];
95 const struct eap_hdr *hdr;
96 const u8 *pos;
97
98 wpa_printf(MSG_DEBUG, "Encapsulating EAP message into a RADIUS "
99 "packet");
100
101 e->radius_identifier = radius_client_get_id(e->radius);
102 msg = radius_msg_new(RADIUS_CODE_ACCESS_REQUEST,
103 e->radius_identifier);
104 if (msg == NULL) {
105 printf("Could not create net RADIUS packet\n");
106 return;
107 }
108
109 radius_msg_make_authenticator(msg, (u8 *) e, sizeof(*e));
110
111 hdr = (const struct eap_hdr *) eap;
112 pos = (const u8 *) (hdr + 1);
113 if (len > sizeof(*hdr) && hdr->code == EAP_CODE_RESPONSE &&
114 pos[0] == EAP_TYPE_IDENTITY) {
115 pos++;
116 os_free(e->eap_identity);
117 e->eap_identity_len = len - sizeof(*hdr) - 1;
118 e->eap_identity = os_malloc(e->eap_identity_len);
119 if (e->eap_identity) {
120 os_memcpy(e->eap_identity, pos, e->eap_identity_len);
121 wpa_hexdump(MSG_DEBUG, "Learned identity from "
122 "EAP-Response-Identity",
123 e->eap_identity, e->eap_identity_len);
124 }
125 }
126
127 if (e->eap_identity &&
128 !radius_msg_add_attr(msg, RADIUS_ATTR_USER_NAME,
129 e->eap_identity, e->eap_identity_len)) {
130 printf("Could not add User-Name\n");
131 goto fail;
132 }
133
134 if (!radius_msg_add_attr(msg, RADIUS_ATTR_NAS_IP_ADDRESS,
135 (u8 *) &e->own_ip_addr, 4)) {
136 printf("Could not add NAS-IP-Address\n");
137 goto fail;
138 }
139
140 os_snprintf(buf, sizeof(buf), RADIUS_802_1X_ADDR_FORMAT,
141 MAC2STR(e->wpa_s->own_addr));
142 if (!radius_msg_add_attr(msg, RADIUS_ATTR_CALLING_STATION_ID,
143 (u8 *) buf, os_strlen(buf))) {
144 printf("Could not add Calling-Station-Id\n");
145 goto fail;
146 }
147
148 /* TODO: should probably check MTU from driver config; 2304 is max for
149 * IEEE 802.11, but use 1400 to avoid problems with too large packets
150 */
151 if (!radius_msg_add_attr_int32(msg, RADIUS_ATTR_FRAMED_MTU, 1400)) {
152 printf("Could not add Framed-MTU\n");
153 goto fail;
154 }
155
156 if (!radius_msg_add_attr_int32(msg, RADIUS_ATTR_NAS_PORT_TYPE,
157 RADIUS_NAS_PORT_TYPE_IEEE_802_11)) {
158 printf("Could not add NAS-Port-Type\n");
159 goto fail;
160 }
161
162 os_snprintf(buf, sizeof(buf), "%s", e->connect_info);
163 if (!radius_msg_add_attr(msg, RADIUS_ATTR_CONNECT_INFO,
164 (u8 *) buf, os_strlen(buf))) {
165 printf("Could not add Connect-Info\n");
166 goto fail;
167 }
168
169 if (e->cui_flag) {
170 int l = 0;
171 if (e->cui_flag == 1) {
172 l = 1;
173 buf[0] = '\0';
174 } else if (e->cui_flag == 2) {
175 os_snprintf(buf, sizeof(buf), "%s", e->cui_str);
176 l = os_strlen(buf);
177 }
178 if (!radius_msg_add_attr(msg,
179 RADIUS_ATTR_CHARGEABLE_USER_IDENTITY,
180 (u8 *) buf, l)) {
181 printf("Could not add Chargeable-User-Identity\n");
182 goto fail;
183 }
184 }
185
186 if (eap && !radius_msg_add_eap(msg, eap, len)) {
187 printf("Could not add EAP-Message\n");
188 goto fail;
189 }
190
191 /* State attribute must be copied if and only if this packet is
192 * Access-Request reply to the previous Access-Challenge */
193 if (e->last_recv_radius && e->last_recv_radius->hdr->code ==
194 RADIUS_CODE_ACCESS_CHALLENGE) {
195 int res = radius_msg_copy_attr(msg, e->last_recv_radius,
196 RADIUS_ATTR_STATE);
197 if (res < 0) {
198 printf("Could not copy State attribute from previous "
199 "Access-Challenge\n");
200 goto fail;
201 }
202 if (res > 0) {
203 wpa_printf(MSG_DEBUG, " Copied RADIUS State "
204 "Attribute");
205 }
206 }
207
208 radius_client_send(e->radius, msg, RADIUS_AUTH, e->wpa_s->own_addr);
209 return;
210
211 fail:
212 radius_msg_free(msg);
213 os_free(msg);
214 }
215
216
217 static int eapol_test_eapol_send(void *ctx, int type, const u8 *buf,
218 size_t len)
219 {
220 /* struct wpa_supplicant *wpa_s = ctx; */
221 printf("WPA: eapol_test_eapol_send(type=%d len=%lu)\n",
222 type, (unsigned long) len);
223 if (type == IEEE802_1X_TYPE_EAP_PACKET) {
224 wpa_hexdump(MSG_DEBUG, "TX EAP -> RADIUS", buf, len);
225 ieee802_1x_encapsulate_radius(&eapol_test, buf, len);
226 }
227 return 0;
228 }
229
230
231 static void eapol_test_set_config_blob(void *ctx,
232 struct wpa_config_blob *blob)
233 {
234 struct wpa_supplicant *wpa_s = ctx;
235 wpa_config_set_blob(wpa_s->conf, blob);
236 }
237
238
239 static const struct wpa_config_blob *
240 eapol_test_get_config_blob(void *ctx, const char *name)
241 {
242 struct wpa_supplicant *wpa_s = ctx;
243 return wpa_config_get_blob(wpa_s->conf, name);
244 }
245
246
247 static void eapol_test_eapol_done_cb(void *ctx)
248 {
249 printf("WPA: EAPOL processing complete\n");
250 }
251
252
253 static void eapol_sm_reauth(void *eloop_ctx, void *timeout_ctx)
254 {
255 struct eapol_test_data *e = eloop_ctx;
256 printf("\n\n\n\n\neapol_test: Triggering EAP reauthentication\n\n");
257 e->radius_access_accept_received = 0;
258 send_eap_request_identity(e->wpa_s, NULL);
259 }
260
261
262 static int eapol_test_compare_pmk(struct eapol_test_data *e)
263 {
264 u8 pmk[PMK_LEN];
265 int ret = 1;
266
267 if (eapol_sm_get_key(e->wpa_s->eapol, pmk, PMK_LEN) == 0) {
268 wpa_hexdump(MSG_DEBUG, "PMK from EAPOL", pmk, PMK_LEN);
269 if (os_memcmp(pmk, e->authenticator_pmk, PMK_LEN) != 0) {
270 printf("WARNING: PMK mismatch\n");
271 wpa_hexdump(MSG_DEBUG, "PMK from AS",
272 e->authenticator_pmk, PMK_LEN);
273 } else if (e->radius_access_accept_received)
274 ret = 0;
275 } else if (e->authenticator_pmk_len == 16 &&
276 eapol_sm_get_key(e->wpa_s->eapol, pmk, 16) == 0) {
277 wpa_hexdump(MSG_DEBUG, "LEAP PMK from EAPOL", pmk, 16);
278 if (os_memcmp(pmk, e->authenticator_pmk, 16) != 0) {
279 printf("WARNING: PMK mismatch\n");
280 wpa_hexdump(MSG_DEBUG, "PMK from AS",
281 e->authenticator_pmk, 16);
282 } else if (e->radius_access_accept_received)
283 ret = 0;
284 } else if (e->radius_access_accept_received && e->no_mppe_keys) {
285 /* No keying material expected */
286 ret = 0;
287 }
288
289 if (ret && !e->no_mppe_keys)
290 e->num_mppe_mismatch++;
291 else if (!e->no_mppe_keys)
292 e->num_mppe_ok++;
293
294 return ret;
295 }
296
297
298 static void eapol_sm_cb(struct eapol_sm *eapol, int success, void *ctx)
299 {
300 struct eapol_test_data *e = ctx;
301 printf("eapol_sm_cb: success=%d\n", success);
302 e->eapol_test_num_reauths--;
303 if (e->eapol_test_num_reauths < 0)
304 eloop_terminate();
305 else {
306 eapol_test_compare_pmk(e);
307 eloop_register_timeout(0, 100000, eapol_sm_reauth, e, NULL);
308 }
309 }
310
311
312 static int test_eapol(struct eapol_test_data *e, struct wpa_supplicant *wpa_s,
313 struct wpa_ssid *ssid)
314 {
315 struct eapol_config eapol_conf;
316 struct eapol_ctx *ctx;
317
318 ctx = os_zalloc(sizeof(*ctx));
319 if (ctx == NULL) {
320 printf("Failed to allocate EAPOL context.\n");
321 return -1;
322 }
323 ctx->ctx = wpa_s;
324 ctx->msg_ctx = wpa_s;
325 ctx->scard_ctx = wpa_s->scard;
326 ctx->cb = eapol_sm_cb;
327 ctx->cb_ctx = e;
328 ctx->eapol_send_ctx = wpa_s;
329 ctx->preauth = 0;
330 ctx->eapol_done_cb = eapol_test_eapol_done_cb;
331 ctx->eapol_send = eapol_test_eapol_send;
332 ctx->set_config_blob = eapol_test_set_config_blob;
333 ctx->get_config_blob = eapol_test_get_config_blob;
334 #ifdef EAP_TLS_OPENSSL
335 ctx->opensc_engine_path = wpa_s->conf->opensc_engine_path;
336 ctx->pkcs11_engine_path = wpa_s->conf->pkcs11_engine_path;
337 ctx->pkcs11_module_path = wpa_s->conf->pkcs11_module_path;
338 #endif /* EAP_TLS_OPENSSL */
339
340 wpa_s->eapol = eapol_sm_init(ctx);
341 if (wpa_s->eapol == NULL) {
342 os_free(ctx);
343 printf("Failed to initialize EAPOL state machines.\n");
344 return -1;
345 }
346
347 wpa_s->current_ssid = ssid;
348 os_memset(&eapol_conf, 0, sizeof(eapol_conf));
349 eapol_conf.accept_802_1x_keys = 1;
350 eapol_conf.required_keys = 0;
351 eapol_conf.fast_reauth = wpa_s->conf->fast_reauth;
352 eapol_conf.workaround = ssid->eap_workaround;
353 eapol_sm_notify_config(wpa_s->eapol, &ssid->eap, &eapol_conf);
354 eapol_sm_register_scard_ctx(wpa_s->eapol, wpa_s->scard);
355
356
357 eapol_sm_notify_portValid(wpa_s->eapol, FALSE);
358 /* 802.1X::portControl = Auto */
359 eapol_sm_notify_portEnabled(wpa_s->eapol, TRUE);
360
361 return 0;
362 }
363
364
365 static void test_eapol_clean(struct eapol_test_data *e,
366 struct wpa_supplicant *wpa_s)
367 {
368 radius_client_deinit(e->radius);
369 os_free(e->last_eap_radius);
370 if (e->last_recv_radius) {
371 radius_msg_free(e->last_recv_radius);
372 os_free(e->last_recv_radius);
373 }
374 os_free(e->eap_identity);
375 e->eap_identity = NULL;
376 eapol_sm_deinit(wpa_s->eapol);
377 wpa_s->eapol = NULL;
378 if (e->radius_conf && e->radius_conf->auth_server) {
379 os_free(e->radius_conf->auth_server->shared_secret);
380 os_free(e->radius_conf->auth_server);
381 }
382 os_free(e->radius_conf);
383 e->radius_conf = NULL;
384 scard_deinit(wpa_s->scard);
385 if (wpa_s->ctrl_iface) {
386 wpa_supplicant_ctrl_iface_deinit(wpa_s->ctrl_iface);
387 wpa_s->ctrl_iface = NULL;
388 }
389 wpa_config_free(wpa_s->conf);
390 }
391
392
393 static void send_eap_request_identity(void *eloop_ctx, void *timeout_ctx)
394 {
395 struct wpa_supplicant *wpa_s = eloop_ctx;
396 u8 buf[100], *pos;
397 struct ieee802_1x_hdr *hdr;
398 struct eap_hdr *eap;
399
400 hdr = (struct ieee802_1x_hdr *) buf;
401 hdr->version = EAPOL_VERSION;
402 hdr->type = IEEE802_1X_TYPE_EAP_PACKET;
403 hdr->length = htons(5);
404
405 eap = (struct eap_hdr *) (hdr + 1);
406 eap->code = EAP_CODE_REQUEST;
407 eap->identifier = 0;
408 eap->length = htons(5);
409 pos = (u8 *) (eap + 1);
410 *pos = EAP_TYPE_IDENTITY;
411
412 printf("Sending fake EAP-Request-Identity\n");
413 eapol_sm_rx_eapol(wpa_s->eapol, wpa_s->bssid, buf,
414 sizeof(*hdr) + 5);
415 }
416
417
418 static void eapol_test_timeout(void *eloop_ctx, void *timeout_ctx)
419 {
420 struct eapol_test_data *e = eloop_ctx;
421 printf("EAPOL test timed out\n");
422 e->auth_timed_out = 1;
423 eloop_terminate();
424 }
425
426
427 static char *eap_type_text(u8 type)
428 {
429 switch (type) {
430 case EAP_TYPE_IDENTITY: return "Identity";
431 case EAP_TYPE_NOTIFICATION: return "Notification";
432 case EAP_TYPE_NAK: return "Nak";
433 case EAP_TYPE_TLS: return "TLS";
434 case EAP_TYPE_TTLS: return "TTLS";
435 case EAP_TYPE_PEAP: return "PEAP";
436 case EAP_TYPE_SIM: return "SIM";
437 case EAP_TYPE_GTC: return "GTC";
438 case EAP_TYPE_MD5: return "MD5";
439 case EAP_TYPE_OTP: return "OTP";
440 case EAP_TYPE_FAST: return "FAST";
441 case EAP_TYPE_SAKE: return "SAKE";
442 case EAP_TYPE_PSK: return "PSK";
443 default: return "Unknown";
444 }
445 }
446
447
448 static void ieee802_1x_decapsulate_radius(struct eapol_test_data *e)
449 {
450 u8 *eap;
451 size_t len;
452 struct eap_hdr *hdr;
453 int eap_type = -1;
454 char buf[64];
455 struct radius_msg *msg;
456
457 if (e->last_recv_radius == NULL)
458 return;
459
460 msg = e->last_recv_radius;
461
462 eap = radius_msg_get_eap(msg, &len);
463 if (eap == NULL) {
464 /* draft-aboba-radius-rfc2869bis-20.txt, Chap. 2.6.3:
465 * RADIUS server SHOULD NOT send Access-Reject/no EAP-Message
466 * attribute */
467 wpa_printf(MSG_DEBUG, "could not extract "
468 "EAP-Message from RADIUS message");
469 os_free(e->last_eap_radius);
470 e->last_eap_radius = NULL;
471 e->last_eap_radius_len = 0;
472 return;
473 }
474
475 if (len < sizeof(*hdr)) {
476 wpa_printf(MSG_DEBUG, "too short EAP packet "
477 "received from authentication server");
478 os_free(eap);
479 return;
480 }
481
482 if (len > sizeof(*hdr))
483 eap_type = eap[sizeof(*hdr)];
484
485 hdr = (struct eap_hdr *) eap;
486 switch (hdr->code) {
487 case EAP_CODE_REQUEST:
488 os_snprintf(buf, sizeof(buf), "EAP-Request-%s (%d)",
489 eap_type >= 0 ? eap_type_text(eap_type) : "??",
490 eap_type);
491 break;
492 case EAP_CODE_RESPONSE:
493 os_snprintf(buf, sizeof(buf), "EAP Response-%s (%d)",
494 eap_type >= 0 ? eap_type_text(eap_type) : "??",
495 eap_type);
496 break;
497 case EAP_CODE_SUCCESS:
498 os_strlcpy(buf, "EAP Success", sizeof(buf));
499 /* LEAP uses EAP Success within an authentication, so must not
500 * stop here with eloop_terminate(); */
501 break;
502 case EAP_CODE_FAILURE:
503 os_strlcpy(buf, "EAP Failure", sizeof(buf));
504 eloop_terminate();
505 break;
506 default:
507 os_strlcpy(buf, "unknown EAP code", sizeof(buf));
508 wpa_hexdump(MSG_DEBUG, "Decapsulated EAP packet", eap, len);
509 break;
510 }
511 wpa_printf(MSG_DEBUG, "decapsulated EAP packet (code=%d "
512 "id=%d len=%d) from RADIUS server: %s",
513 hdr->code, hdr->identifier, ntohs(hdr->length), buf);
514
515 /* sta->eapol_sm->be_auth.idFromServer = hdr->identifier; */
516
517 os_free(e->last_eap_radius);
518 e->last_eap_radius = eap;
519 e->last_eap_radius_len = len;
520
521 {
522 struct ieee802_1x_hdr *dot1x;
523 dot1x = os_malloc(sizeof(*dot1x) + len);
524 assert(dot1x != NULL);
525 dot1x->version = EAPOL_VERSION;
526 dot1x->type = IEEE802_1X_TYPE_EAP_PACKET;
527 dot1x->length = htons(len);
528 os_memcpy((u8 *) (dot1x + 1), eap, len);
529 eapol_sm_rx_eapol(e->wpa_s->eapol, e->wpa_s->bssid,
530 (u8 *) dot1x, sizeof(*dot1x) + len);
531 os_free(dot1x);
532 }
533 }
534
535
536 static void ieee802_1x_get_keys(struct eapol_test_data *e,
537 struct radius_msg *msg, struct radius_msg *req,
538 u8 *shared_secret, size_t shared_secret_len)
539 {
540 struct radius_ms_mppe_keys *keys;
541
542 keys = radius_msg_get_ms_keys(msg, req, shared_secret,
543 shared_secret_len);
544 if (keys && keys->send == NULL && keys->recv == NULL) {
545 os_free(keys);
546 keys = radius_msg_get_cisco_keys(msg, req, shared_secret,
547 shared_secret_len);
548 }
549
550 if (keys) {
551 if (keys->send) {
552 wpa_hexdump(MSG_DEBUG, "MS-MPPE-Send-Key (sign)",
553 keys->send, keys->send_len);
554 }
555 if (keys->recv) {
556 wpa_hexdump(MSG_DEBUG, "MS-MPPE-Recv-Key (crypt)",
557 keys->recv, keys->recv_len);
558 e->authenticator_pmk_len =
559 keys->recv_len > PMK_LEN ? PMK_LEN :
560 keys->recv_len;
561 os_memcpy(e->authenticator_pmk, keys->recv,
562 e->authenticator_pmk_len);
563 }
564
565 os_free(keys->send);
566 os_free(keys->recv);
567 os_free(keys);
568 }
569 }
570
571
572 /* Process the RADIUS frames from Authentication Server */
573 static RadiusRxResult
574 ieee802_1x_receive_auth(struct radius_msg *msg, struct radius_msg *req,
575 u8 *shared_secret, size_t shared_secret_len,
576 void *data)
577 {
578 struct eapol_test_data *e = data;
579
580 /* RFC 2869, Ch. 5.13: valid Message-Authenticator attribute MUST be
581 * present when packet contains an EAP-Message attribute */
582 if (msg->hdr->code == RADIUS_CODE_ACCESS_REJECT &&
583 radius_msg_get_attr(msg, RADIUS_ATTR_MESSAGE_AUTHENTICATOR, NULL,
584 0) < 0 &&
585 radius_msg_get_attr(msg, RADIUS_ATTR_EAP_MESSAGE, NULL, 0) < 0) {
586 wpa_printf(MSG_DEBUG, "Allowing RADIUS "
587 "Access-Reject without Message-Authenticator "
588 "since it does not include EAP-Message\n");
589 } else if (radius_msg_verify(msg, shared_secret, shared_secret_len,
590 req, 1)) {
591 printf("Incoming RADIUS packet did not have correct "
592 "Message-Authenticator - dropped\n");
593 return RADIUS_RX_UNKNOWN;
594 }
595
596 if (msg->hdr->code != RADIUS_CODE_ACCESS_ACCEPT &&
597 msg->hdr->code != RADIUS_CODE_ACCESS_REJECT &&
598 msg->hdr->code != RADIUS_CODE_ACCESS_CHALLENGE) {
599 printf("Unknown RADIUS message code\n");
600 return RADIUS_RX_UNKNOWN;
601 }
602
603 e->radius_identifier = -1;
604 wpa_printf(MSG_DEBUG, "RADIUS packet matching with station");
605
606 if (e->last_recv_radius) {
607 radius_msg_free(e->last_recv_radius);
608 os_free(e->last_recv_radius);
609 }
610
611 e->last_recv_radius = msg;
612
613 switch (msg->hdr->code) {
614 case RADIUS_CODE_ACCESS_ACCEPT:
615 e->radius_access_accept_received = 1;
616 ieee802_1x_get_keys(e, msg, req, shared_secret,
617 shared_secret_len);
618 break;
619 case RADIUS_CODE_ACCESS_REJECT:
620 e->radius_access_reject_received = 1;
621 break;
622 }
623
624 ieee802_1x_decapsulate_radius(e);
625
626 if ((msg->hdr->code == RADIUS_CODE_ACCESS_ACCEPT &&
627 e->eapol_test_num_reauths < 0) ||
628 msg->hdr->code == RADIUS_CODE_ACCESS_REJECT) {
629 eloop_terminate();
630 }
631
632 return RADIUS_RX_QUEUED;
633 }
634
635
636 static void wpa_init_conf(struct eapol_test_data *e,
637 struct wpa_supplicant *wpa_s, const char *authsrv,
638 int port, const char *secret,
639 const char *cli_addr)
640 {
641 struct hostapd_radius_server *as;
642 int res;
643
644 wpa_s->bssid[5] = 1;
645 os_memcpy(wpa_s->own_addr, e->own_addr, ETH_ALEN);
646 e->own_ip_addr.s_addr = htonl((127 << 24) | 1);
647 os_strlcpy(wpa_s->ifname, "test", sizeof(wpa_s->ifname));
648
649 e->radius_conf = os_zalloc(sizeof(struct hostapd_radius_servers));
650 assert(e->radius_conf != NULL);
651 e->radius_conf->num_auth_servers = 1;
652 as = os_zalloc(sizeof(struct hostapd_radius_server));
653 assert(as != NULL);
654 #if defined(CONFIG_NATIVE_WINDOWS) || defined(CONFIG_ANSI_C_EXTRA)
655 {
656 int a[4];
657 u8 *pos;
658 sscanf(authsrv, "%d.%d.%d.%d", &a[0], &a[1], &a[2], &a[3]);
659 pos = (u8 *) &as->addr.u.v4;
660 *pos++ = a[0];
661 *pos++ = a[1];
662 *pos++ = a[2];
663 *pos++ = a[3];
664 }
665 #else /* CONFIG_NATIVE_WINDOWS or CONFIG_ANSI_C_EXTRA */
666 inet_aton(authsrv, &as->addr.u.v4);
667 #endif /* CONFIG_NATIVE_WINDOWS or CONFIG_ANSI_C_EXTRA */
668 as->addr.af = AF_INET;
669 as->port = port;
670 as->shared_secret = (u8 *) os_strdup(secret);
671 as->shared_secret_len = os_strlen(secret);
672 e->radius_conf->auth_server = as;
673 e->radius_conf->auth_servers = as;
674 e->radius_conf->msg_dumps = 1;
675 if (cli_addr) {
676 if (hostapd_parse_ip_addr(cli_addr,
677 &e->radius_conf->client_addr) == 0)
678 e->radius_conf->force_client_addr = 1;
679 else {
680 wpa_printf(MSG_ERROR, "Invalid IP address '%s'",
681 cli_addr);
682 assert(0);
683 }
684 }
685
686 e->radius = radius_client_init(wpa_s, e->radius_conf);
687 assert(e->radius != NULL);
688
689 res = radius_client_register(e->radius, RADIUS_AUTH,
690 ieee802_1x_receive_auth, e);
691 assert(res == 0);
692 }
693
694
695 static int scard_test(void)
696 {
697 struct scard_data *scard;
698 size_t len;
699 char imsi[20];
700 unsigned char _rand[16];
701 #ifdef PCSC_FUNCS
702 unsigned char sres[4];
703 unsigned char kc[8];
704 #endif /* PCSC_FUNCS */
705 #define num_triplets 5
706 unsigned char rand_[num_triplets][16];
707 unsigned char sres_[num_triplets][4];
708 unsigned char kc_[num_triplets][8];
709 int i, res;
710 size_t j;
711
712 #define AKA_RAND_LEN 16
713 #define AKA_AUTN_LEN 16
714 #define AKA_AUTS_LEN 14
715 #define RES_MAX_LEN 16
716 #define IK_LEN 16
717 #define CK_LEN 16
718 unsigned char aka_rand[AKA_RAND_LEN];
719 unsigned char aka_autn[AKA_AUTN_LEN];
720 unsigned char aka_auts[AKA_AUTS_LEN];
721 unsigned char aka_res[RES_MAX_LEN];
722 size_t aka_res_len;
723 unsigned char aka_ik[IK_LEN];
724 unsigned char aka_ck[CK_LEN];
725
726 scard = scard_init(SCARD_TRY_BOTH);
727 if (scard == NULL)
728 return -1;
729 if (scard_set_pin(scard, "1234")) {
730 wpa_printf(MSG_WARNING, "PIN validation failed");
731 scard_deinit(scard);
732 return -1;
733 }
734
735 len = sizeof(imsi);
736 if (scard_get_imsi(scard, imsi, &len))
737 goto failed;
738 wpa_hexdump_ascii(MSG_DEBUG, "SCARD: IMSI", (u8 *) imsi, len);
739 /* NOTE: Permanent Username: 1 | IMSI */
740
741 os_memset(_rand, 0, sizeof(_rand));
742 if (scard_gsm_auth(scard, _rand, sres, kc))
743 goto failed;
744
745 os_memset(_rand, 0xff, sizeof(_rand));
746 if (scard_gsm_auth(scard, _rand, sres, kc))
747 goto failed;
748
749 for (i = 0; i < num_triplets; i++) {
750 os_memset(rand_[i], i, sizeof(rand_[i]));
751 if (scard_gsm_auth(scard, rand_[i], sres_[i], kc_[i]))
752 goto failed;
753 }
754
755 for (i = 0; i < num_triplets; i++) {
756 printf("1");
757 for (j = 0; j < len; j++)
758 printf("%c", imsi[j]);
759 printf(",");
760 for (j = 0; j < 16; j++)
761 printf("%02X", rand_[i][j]);
762 printf(",");
763 for (j = 0; j < 4; j++)
764 printf("%02X", sres_[i][j]);
765 printf(",");
766 for (j = 0; j < 8; j++)
767 printf("%02X", kc_[i][j]);
768 printf("\n");
769 }
770
771 wpa_printf(MSG_DEBUG, "Trying to use UMTS authentication");
772
773 /* seq 39 (0x28) */
774 os_memset(aka_rand, 0xaa, 16);
775 os_memcpy(aka_autn, "\x86\x71\x31\xcb\xa2\xfc\x61\xdf"
776 "\xa3\xb3\x97\x9d\x07\x32\xa2\x12", 16);
777
778 res = scard_umts_auth(scard, aka_rand, aka_autn, aka_res, &aka_res_len,
779 aka_ik, aka_ck, aka_auts);
780 if (res == 0) {
781 wpa_printf(MSG_DEBUG, "UMTS auth completed successfully");
782 wpa_hexdump(MSG_DEBUG, "RES", aka_res, aka_res_len);
783 wpa_hexdump(MSG_DEBUG, "IK", aka_ik, IK_LEN);
784 wpa_hexdump(MSG_DEBUG, "CK", aka_ck, CK_LEN);
785 } else if (res == -2) {
786 wpa_printf(MSG_DEBUG, "UMTS auth resulted in synchronization "
787 "failure");
788 wpa_hexdump(MSG_DEBUG, "AUTS", aka_auts, AKA_AUTS_LEN);
789 } else {
790 wpa_printf(MSG_DEBUG, "UMTS auth failed");
791 }
792
793 failed:
794 scard_deinit(scard);
795
796 return 0;
797 #undef num_triplets
798 }
799
800
801 static int scard_get_triplets(int argc, char *argv[])
802 {
803 struct scard_data *scard;
804 size_t len;
805 char imsi[20];
806 unsigned char _rand[16];
807 unsigned char sres[4];
808 unsigned char kc[8];
809 int num_triplets;
810 int i;
811 size_t j;
812
813 if (argc < 2 || ((num_triplets = atoi(argv[1])) <= 0)) {
814 printf("invalid parameters for sim command\n");
815 return -1;
816 }
817
818 if (argc <= 2 || os_strcmp(argv[2], "debug") != 0) {
819 /* disable debug output */
820 wpa_debug_level = 99;
821 }
822
823 scard = scard_init(SCARD_GSM_SIM_ONLY);
824 if (scard == NULL) {
825 printf("Failed to open smartcard connection\n");
826 return -1;
827 }
828 if (scard_set_pin(scard, argv[0])) {
829 wpa_printf(MSG_WARNING, "PIN validation failed");
830 scard_deinit(scard);
831 return -1;
832 }
833
834 len = sizeof(imsi);
835 if (scard_get_imsi(scard, imsi, &len)) {
836 scard_deinit(scard);
837 return -1;
838 }
839
840 for (i = 0; i < num_triplets; i++) {
841 os_memset(_rand, i, sizeof(_rand));
842 if (scard_gsm_auth(scard, _rand, sres, kc))
843 break;
844
845 /* IMSI:Kc:SRES:RAND */
846 for (j = 0; j < len; j++)
847 printf("%c", imsi[j]);
848 printf(":");
849 for (j = 0; j < 8; j++)
850 printf("%02X", kc[j]);
851 printf(":");
852 for (j = 0; j < 4; j++)
853 printf("%02X", sres[j]);
854 printf(":");
855 for (j = 0; j < 16; j++)
856 printf("%02X", _rand[j]);
857 printf("\n");
858 }
859
860 scard_deinit(scard);
861
862 return 0;
863 }
864
865
866 static void eapol_test_terminate(int sig, void *eloop_ctx,
867 void *signal_ctx)
868 {
869 struct wpa_supplicant *wpa_s = eloop_ctx;
870 wpa_msg(wpa_s, MSG_INFO, "Signal %d received - terminating", sig);
871 eloop_terminate();
872 }
873
874
875 static void usage(void)
876 {
877 printf("usage:\n"
878 "eapol_test [-nWS] -c<conf> [-a<AS IP>] [-p<AS port>] "
879 "[-s<AS secret>]\\\n"
880 " [-r<count>] [-t<timeout>] [-C<Connect-Info>] \\\n"
881 " [-M<client MAC address>] \\\n"
882 " [-I<CUI>] [-i] [-A<client IP>]\n"
883 "eapol_test scard\n"
884 "eapol_test sim <PIN> <num triplets> [debug]\n"
885 "\n");
886 printf("options:\n"
887 " -c<conf> = configuration file\n"
888 " -a<AS IP> = IP address of the authentication server, "
889 "default 127.0.0.1\n"
890 " -p<AS port> = UDP port of the authentication server, "
891 "default 1812\n"
892 " -s<AS secret> = shared secret with the authentication "
893 "server, default 'radius'\n"
894 " -A<client IP> = IP address of the client, default: select "
895 "automatically\n"
896 " -r<count> = number of re-authentications\n"
897 " -W = wait for a control interface monitor before starting\n"
898 " -S = save configuration after authentiation\n"
899 " -n = no MPPE keys expected\n"
900 " -t<timeout> = sets timeout in seconds (default: 30 s)\n"
901 " -C<Connect-Info> = RADIUS Connect-Info (default: "
902 "CONNECT 11Mbps 802.11b)\n"
903 " -M<client MAC address> = Set own MAC address "
904 "(Calling-Station-Id,\n"
905 " default: 02:00:00:00:00:01)\n"
906 " -I<CUI> = send Chargeable-User-Identity containing the "
907 "value of CUI\n"
908 " -i = send NUL value in Chargeable-User-Identity\n");
909 }
910
911
912 int main(int argc, char *argv[])
913 {
914 struct wpa_supplicant wpa_s;
915 int c, ret = 1, wait_for_monitor = 0, save_config = 0;
916 char *as_addr = "127.0.0.1";
917 int as_port = 1812;
918 char *as_secret = "radius";
919 char *cli_addr = NULL;
920 char *conf = NULL;
921 int timeout = 30;
922
923 if (os_program_init())
924 return -1;
925
926 hostapd_logger_register_cb(hostapd_logger_cb);
927
928 os_memset(&eapol_test, 0, sizeof(eapol_test));
929 eapol_test.connect_info = "CONNECT 11Mbps 802.11b";
930 os_memcpy(eapol_test.own_addr, "\x02\x00\x00\x00\x00\x01", ETH_ALEN);
931
932 wpa_debug_level = 0;
933 wpa_debug_show_keys = 1;
934
935 for (;;) {
936 c = getopt(argc, argv, "a:A:c:C:iI:M:np:r:s:St:W");
937 if (c < 0)
938 break;
939 switch (c) {
940 case 'a':
941 as_addr = optarg;
942 break;
943 case 'A':
944 cli_addr = optarg;
945 break;
946 case 'c':
947 conf = optarg;
948 break;
949 case 'C':
950 eapol_test.connect_info = optarg;
951 break;
952 case 'i':
953 eapol_test.cui_flag = 1;
954 break;
955 case 'I':
956 eapol_test.cui_flag = 2;
957 eapol_test.cui_str = optarg;
958 break;
959 case 'M':
960 if (hwaddr_aton(optarg, eapol_test.own_addr)) {
961 usage();
962 return -1;
963 }
964 break;
965 case 'n':
966 eapol_test.no_mppe_keys++;
967 break;
968 case 'p':
969 as_port = atoi(optarg);
970 break;
971 case 'r':
972 eapol_test.eapol_test_num_reauths = atoi(optarg);
973 break;
974 case 's':
975 as_secret = optarg;
976 break;
977 case 'S':
978 save_config++;
979 break;
980 case 't':
981 timeout = atoi(optarg);
982 break;
983 case 'W':
984 wait_for_monitor++;
985 break;
986 default:
987 usage();
988 return -1;
989 }
990 }
991
992 if (argc > optind && os_strcmp(argv[optind], "scard") == 0) {
993 return scard_test();
994 }
995
996 if (argc > optind && os_strcmp(argv[optind], "sim") == 0) {
997 return scard_get_triplets(argc - optind - 1,
998 &argv[optind + 1]);
999 }
1000
1001 if (conf == NULL) {
1002 usage();
1003 printf("Configuration file is required.\n");
1004 return -1;
1005 }
1006
1007 if (eap_peer_register_methods()) {
1008 wpa_printf(MSG_ERROR, "Failed to register EAP methods");
1009 return -1;
1010 }
1011
1012 if (eloop_init(&wpa_s)) {
1013 wpa_printf(MSG_ERROR, "Failed to initialize event loop");
1014 return -1;
1015 }
1016
1017 os_memset(&wpa_s, 0, sizeof(wpa_s));
1018 eapol_test.wpa_s = &wpa_s;
1019 wpa_s.conf = wpa_config_read(conf);
1020 if (wpa_s.conf == NULL) {
1021 printf("Failed to parse configuration file '%s'.\n", conf);
1022 return -1;
1023 }
1024 if (wpa_s.conf->ssid == NULL) {
1025 printf("No networks defined.\n");
1026 return -1;
1027 }
1028
1029 wpa_init_conf(&eapol_test, &wpa_s, as_addr, as_port, as_secret,
1030 cli_addr);
1031 wpa_s.ctrl_iface = wpa_supplicant_ctrl_iface_init(&wpa_s);
1032 if (wpa_s.ctrl_iface == NULL) {
1033 printf("Failed to initialize control interface '%s'.\n"
1034 "You may have another eapol_test process already "
1035 "running or the file was\n"
1036 "left by an unclean termination of eapol_test in "
1037 "which case you will need\n"
1038 "to manually remove this file before starting "
1039 "eapol_test again.\n",
1040 wpa_s.conf->ctrl_interface);
1041 return -1;
1042 }
1043 if (wpa_supplicant_scard_init(&wpa_s, wpa_s.conf->ssid))
1044 return -1;
1045
1046 if (test_eapol(&eapol_test, &wpa_s, wpa_s.conf->ssid))
1047 return -1;
1048
1049 if (wait_for_monitor)
1050 wpa_supplicant_ctrl_iface_wait(wpa_s.ctrl_iface);
1051
1052 eloop_register_timeout(timeout, 0, eapol_test_timeout, &eapol_test,
1053 NULL);
1054 eloop_register_timeout(0, 0, send_eap_request_identity, &wpa_s, NULL);
1055 eloop_register_signal_terminate(eapol_test_terminate, NULL);
1056 eloop_register_signal_reconfig(eapol_test_terminate, NULL);
1057 eloop_run();
1058
1059 eloop_cancel_timeout(eapol_test_timeout, &eapol_test, NULL);
1060 eloop_cancel_timeout(eapol_sm_reauth, &eapol_test, NULL);
1061
1062 if (eapol_test_compare_pmk(&eapol_test) == 0 ||
1063 eapol_test.no_mppe_keys)
1064 ret = 0;
1065 if (eapol_test.auth_timed_out)
1066 ret = -2;
1067 if (eapol_test.radius_access_reject_received)
1068 ret = -3;
1069
1070 if (save_config)
1071 wpa_config_write(conf, wpa_s.conf);
1072
1073 test_eapol_clean(&eapol_test, &wpa_s);
1074
1075 eap_peer_unregister_methods();
1076
1077 eloop_destroy();
1078
1079 printf("MPPE keys OK: %d mismatch: %d\n",
1080 eapol_test.num_mppe_ok, eapol_test.num_mppe_mismatch);
1081 if (eapol_test.num_mppe_mismatch)
1082 ret = -4;
1083 if (ret)
1084 printf("FAILURE\n");
1085 else
1086 printf("SUCCESS\n");
1087
1088 os_program_deinit();
1089
1090 return ret;
1091 }
NetBSD on the FriendlyARM MINI2440