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