2 * WPA Supplicant - testing driver interface
3 * Copyright (c) 2004-2008, Jouni Malinen <j@w1.fi>
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.
9 * Alternatively, this software may be distributed under the terms of BSD
12 * See README and COPYING for more details.
15 /* Make dure we get winsock2.h for Windows build to get sockaddr_storage */
16 #include "build_config.h"
17 #ifdef CONFIG_NATIVE_WINDOWS
19 #endif /* CONFIG_NATIVE_WINDOWS */
23 #ifndef CONFIG_NATIVE_WINDOWS
27 #define DRIVER_TEST_UNIX
28 #endif /* CONFIG_NATIVE_WINDOWS */
32 #include "l2_packet/l2_packet.h"
35 #include "ieee802_11_defs.h"
38 struct wpa_driver_test_global {
42 struct wpa_driver_test_data {
43 struct wpa_driver_test_global *global;
45 u8 own_addr[ETH_ALEN];
47 #ifdef DRIVER_TEST_UNIX
48 struct sockaddr_un hostapd_addr;
49 #endif /* DRIVER_TEST_UNIX */
51 struct sockaddr_in hostapd_addr_udp;
52 int hostapd_addr_udp_set;
53 char *own_socket_path;
58 #define MAX_SCAN_RESULTS 30
59 struct wpa_scan_res *scanres[MAX_SCAN_RESULTS];
63 size_t assoc_wpa_ie_len;
67 size_t probe_req_ie_len;
73 static void wpa_driver_test_poll(void *eloop_ctx, void *timeout_ctx)
75 struct wpa_driver_test_data *drv = eloop_ctx;
77 #ifdef DRIVER_TEST_UNIX
78 if (drv->associated && drv->hostapd_addr_set) {
80 if (stat(drv->hostapd_addr.sun_path, &st) < 0) {
81 wpa_printf(MSG_DEBUG, "%s: lost connection to AP: %s",
82 __func__, strerror(errno));
84 wpa_supplicant_event(drv->ctx, EVENT_DISASSOC, NULL);
87 #endif /* DRIVER_TEST_UNIX */
89 eloop_register_timeout(1, 0, wpa_driver_test_poll, drv, NULL);
93 static int wpa_driver_test_set_wpa(void *priv, int enabled)
95 wpa_printf(MSG_DEBUG, "%s: enabled=%d", __func__, enabled);
100 static void wpa_driver_test_scan_timeout(void *eloop_ctx, void *timeout_ctx)
102 wpa_printf(MSG_DEBUG, "Scan timeout - try to get results");
103 wpa_supplicant_event(timeout_ctx, EVENT_SCAN_RESULTS, NULL);
107 #ifdef DRIVER_TEST_UNIX
108 static void wpa_driver_scan_dir(struct wpa_driver_test_data *drv,
113 struct sockaddr_un addr;
114 char cmd[512], *pos, *end;
121 end = cmd + sizeof(cmd);
123 ret = os_snprintf(pos, end - pos, "SCAN " MACSTR,
124 MAC2STR(drv->own_addr));
125 if (ret >= 0 && ret < end - pos)
127 if (drv->probe_req_ie) {
128 ret = os_snprintf(pos, end - pos, " ");
129 if (ret >= 0 && ret < end - pos)
131 pos += wpa_snprintf_hex(pos, end - pos, drv->probe_req_ie,
132 drv->probe_req_ie_len);
136 while ((dent = readdir(dir))) {
137 if (os_strncmp(dent->d_name, "AP-", 3) != 0 &&
138 os_strncmp(dent->d_name, "STA-", 4) != 0)
140 if (drv->own_socket_path) {
142 olen = os_strlen(drv->own_socket_path);
143 dlen = os_strlen(dent->d_name);
145 os_strcmp(dent->d_name,
146 drv->own_socket_path + olen - dlen) == 0)
149 wpa_printf(MSG_DEBUG, "%s: SCAN %s", __func__, dent->d_name);
151 os_memset(&addr, 0, sizeof(addr));
152 addr.sun_family = AF_UNIX;
153 os_snprintf(addr.sun_path, sizeof(addr.sun_path), "%s/%s",
156 if (sendto(drv->test_socket, cmd, os_strlen(cmd), 0,
157 (struct sockaddr *) &addr, sizeof(addr)) < 0) {
158 perror("sendto(test_socket)");
163 #endif /* DRIVER_TEST_UNIX */
166 static int wpa_driver_test_scan(void *priv, const u8 *ssid, size_t ssid_len)
168 struct wpa_driver_test_data *drv = priv;
169 wpa_printf(MSG_DEBUG, "%s: priv=%p", __func__, priv);
171 drv->num_scanres = 0;
173 #ifdef DRIVER_TEST_UNIX
174 if (drv->test_socket >= 0 && drv->test_dir)
175 wpa_driver_scan_dir(drv, drv->test_dir);
177 if (drv->test_socket >= 0 && drv->hostapd_addr_set &&
178 sendto(drv->test_socket, "SCAN", 4, 0,
179 (struct sockaddr *) &drv->hostapd_addr,
180 sizeof(drv->hostapd_addr)) < 0) {
181 perror("sendto(test_socket)");
183 #endif /* DRIVER_TEST_UNIX */
185 if (drv->test_socket >= 0 && drv->hostapd_addr_udp_set &&
186 sendto(drv->test_socket, "SCAN", 4, 0,
187 (struct sockaddr *) &drv->hostapd_addr_udp,
188 sizeof(drv->hostapd_addr_udp)) < 0) {
189 perror("sendto(test_socket)");
192 eloop_cancel_timeout(wpa_driver_test_scan_timeout, drv, drv->ctx);
193 eloop_register_timeout(1, 0, wpa_driver_test_scan_timeout, drv,
199 static struct wpa_scan_results * wpa_driver_test_get_scan_results2(void *priv)
201 struct wpa_driver_test_data *drv = priv;
202 struct wpa_scan_results *res;
205 res = os_zalloc(sizeof(*res));
209 res->res = os_zalloc(drv->num_scanres * sizeof(struct wpa_scan_res *));
210 if (res->res == NULL) {
215 for (i = 0; i < drv->num_scanres; i++) {
216 struct wpa_scan_res *r;
217 if (drv->scanres[i] == NULL)
219 r = os_malloc(sizeof(*r) + drv->scanres[i]->ie_len);
222 os_memcpy(r, drv->scanres[i],
223 sizeof(*r) + drv->scanres[i]->ie_len);
224 res->res[res->num++] = r;
231 static int wpa_driver_test_set_key(void *priv, wpa_alg alg, const u8 *addr,
232 int key_idx, int set_tx,
233 const u8 *seq, size_t seq_len,
234 const u8 *key, size_t key_len)
236 wpa_printf(MSG_DEBUG, "%s: priv=%p alg=%d key_idx=%d set_tx=%d",
237 __func__, priv, alg, key_idx, set_tx);
239 wpa_printf(MSG_DEBUG, " addr=" MACSTR, MAC2STR(addr));
242 wpa_hexdump(MSG_DEBUG, " seq", seq, seq_len);
245 wpa_hexdump(MSG_DEBUG, " key", key, key_len);
251 static int wpa_driver_test_associate(
252 void *priv, struct wpa_driver_associate_params *params)
254 struct wpa_driver_test_data *drv = priv;
255 wpa_printf(MSG_DEBUG, "%s: priv=%p freq=%d pairwise_suite=%d "
256 "group_suite=%d key_mgmt_suite=%d auth_alg=%d mode=%d",
257 __func__, priv, params->freq, params->pairwise_suite,
258 params->group_suite, params->key_mgmt_suite,
259 params->auth_alg, params->mode);
261 wpa_printf(MSG_DEBUG, " bssid=" MACSTR,
262 MAC2STR(params->bssid));
265 wpa_hexdump_ascii(MSG_DEBUG, " ssid",
266 params->ssid, params->ssid_len);
268 if (params->wpa_ie) {
269 wpa_hexdump(MSG_DEBUG, " wpa_ie",
270 params->wpa_ie, params->wpa_ie_len);
271 drv->assoc_wpa_ie_len = params->wpa_ie_len;
272 if (drv->assoc_wpa_ie_len > sizeof(drv->assoc_wpa_ie))
273 drv->assoc_wpa_ie_len = sizeof(drv->assoc_wpa_ie);
274 os_memcpy(drv->assoc_wpa_ie, params->wpa_ie,
275 drv->assoc_wpa_ie_len);
277 drv->assoc_wpa_ie_len = 0;
279 drv->ibss = params->mode == IEEE80211_MODE_IBSS;
280 drv->privacy = params->key_mgmt_suite &
281 (WPA_KEY_MGMT_IEEE8021X |
283 WPA_KEY_MGMT_WPA_NONE |
284 WPA_KEY_MGMT_FT_IEEE8021X |
285 WPA_KEY_MGMT_FT_PSK |
286 WPA_KEY_MGMT_IEEE8021X_SHA256 |
287 WPA_KEY_MGMT_PSK_SHA256);
288 if (params->wep_key_len[params->wep_tx_keyidx])
291 #ifdef DRIVER_TEST_UNIX
292 if (drv->test_dir && params->bssid &&
293 params->mode != IEEE80211_MODE_IBSS) {
294 os_memset(&drv->hostapd_addr, 0, sizeof(drv->hostapd_addr));
295 drv->hostapd_addr.sun_family = AF_UNIX;
296 os_snprintf(drv->hostapd_addr.sun_path,
297 sizeof(drv->hostapd_addr.sun_path),
299 drv->test_dir, MAC2STR(params->bssid));
300 drv->hostapd_addr_set = 1;
302 #endif /* DRIVER_TEST_UNIX */
304 if (drv->test_socket >= 0 &&
305 (drv->hostapd_addr_set || drv->hostapd_addr_udp_set)) {
306 char cmd[200], *pos, *end;
308 end = cmd + sizeof(cmd);
310 ret = os_snprintf(pos, end - pos, "ASSOC " MACSTR " ",
311 MAC2STR(drv->own_addr));
312 if (ret >= 0 && ret < end - pos)
314 pos += wpa_snprintf_hex(pos, end - pos, params->ssid,
316 ret = os_snprintf(pos, end - pos, " ");
317 if (ret >= 0 && ret < end - pos)
319 pos += wpa_snprintf_hex(pos, end - pos, params->wpa_ie,
322 #ifdef DRIVER_TEST_UNIX
323 if (drv->hostapd_addr_set &&
324 sendto(drv->test_socket, cmd, os_strlen(cmd), 0,
325 (struct sockaddr *) &drv->hostapd_addr,
326 sizeof(drv->hostapd_addr)) < 0) {
327 perror("sendto(test_socket)");
330 #endif /* DRIVER_TEST_UNIX */
331 if (drv->hostapd_addr_udp_set &&
332 sendto(drv->test_socket, cmd, os_strlen(cmd), 0,
333 (struct sockaddr *) &drv->hostapd_addr_udp,
334 sizeof(drv->hostapd_addr_udp)) < 0) {
335 perror("sendto(test_socket)");
339 os_memcpy(drv->ssid, params->ssid, params->ssid_len);
340 drv->ssid_len = params->ssid_len;
343 if (params->mode == IEEE80211_MODE_IBSS) {
344 os_memcpy(drv->ssid, params->ssid, params->ssid_len);
345 drv->ssid_len = params->ssid_len;
347 os_memcpy(drv->bssid, params->bssid, ETH_ALEN);
349 os_get_random(drv->bssid, ETH_ALEN);
350 drv->bssid[0] &= ~0x01;
351 drv->bssid[0] |= 0x02;
354 wpa_supplicant_event(drv->ctx, EVENT_ASSOC, NULL);
361 static int wpa_driver_test_get_bssid(void *priv, u8 *bssid)
363 struct wpa_driver_test_data *drv = priv;
364 os_memcpy(bssid, drv->bssid, ETH_ALEN);
369 static int wpa_driver_test_get_ssid(void *priv, u8 *ssid)
371 struct wpa_driver_test_data *drv = priv;
372 os_memcpy(ssid, drv->ssid, 32);
373 return drv->ssid_len;
377 static int wpa_driver_test_send_disassoc(struct wpa_driver_test_data *drv)
379 #ifdef DRIVER_TEST_UNIX
380 if (drv->test_socket >= 0 &&
381 sendto(drv->test_socket, "DISASSOC", 8, 0,
382 (struct sockaddr *) &drv->hostapd_addr,
383 sizeof(drv->hostapd_addr)) < 0) {
384 perror("sendto(test_socket)");
387 #endif /* DRIVER_TEST_UNIX */
388 if (drv->test_socket >= 0 && drv->hostapd_addr_udp_set &&
389 sendto(drv->test_socket, "DISASSOC", 8, 0,
390 (struct sockaddr *) &drv->hostapd_addr_udp,
391 sizeof(drv->hostapd_addr_udp)) < 0) {
392 perror("sendto(test_socket)");
399 static int wpa_driver_test_deauthenticate(void *priv, const u8 *addr,
402 struct wpa_driver_test_data *drv = priv;
403 wpa_printf(MSG_DEBUG, "%s addr=" MACSTR " reason_code=%d",
404 __func__, MAC2STR(addr), reason_code);
405 os_memset(drv->bssid, 0, ETH_ALEN);
407 wpa_supplicant_event(drv->ctx, EVENT_DISASSOC, NULL);
408 return wpa_driver_test_send_disassoc(drv);
412 static int wpa_driver_test_disassociate(void *priv, const u8 *addr,
415 struct wpa_driver_test_data *drv = priv;
416 wpa_printf(MSG_DEBUG, "%s addr=" MACSTR " reason_code=%d",
417 __func__, MAC2STR(addr), reason_code);
418 os_memset(drv->bssid, 0, ETH_ALEN);
420 wpa_supplicant_event(drv->ctx, EVENT_DISASSOC, NULL);
421 return wpa_driver_test_send_disassoc(drv);
425 static void wpa_driver_test_scanresp(struct wpa_driver_test_data *drv,
426 struct sockaddr *from,
430 struct wpa_scan_res *res;
431 const char *pos, *pos2;
433 u8 *ie_pos, *ie_start, *ie_end;
434 #define MAX_IE_LEN 1000
436 wpa_printf(MSG_DEBUG, "test_driver: SCANRESP %s", data);
437 if (drv->num_scanres >= MAX_SCAN_RESULTS) {
438 wpa_printf(MSG_DEBUG, "test_driver: No room for the new scan "
443 /* SCANRESP BSSID SSID IEs */
445 res = os_zalloc(sizeof(*res) + MAX_IE_LEN);
448 ie_start = ie_pos = (u8 *) (res + 1);
449 ie_end = ie_pos + MAX_IE_LEN;
451 if (hwaddr_aton(data, res->bssid)) {
452 wpa_printf(MSG_DEBUG, "test_driver: invalid BSSID in scanres");
460 pos2 = os_strchr(pos, ' ');
462 wpa_printf(MSG_DEBUG, "test_driver: invalid SSID termination "
467 len = (pos2 - pos) / 2;
471 * Generate SSID IE from the SSID field since this IE is not included
472 * in the main IE field.
474 *ie_pos++ = WLAN_EID_SSID;
476 if (hexstr2bin(pos, ie_pos, len) < 0) {
477 wpa_printf(MSG_DEBUG, "test_driver: invalid SSID in scanres");
484 pos2 = os_strchr(pos, ' ');
486 len = os_strlen(pos) / 2;
488 len = (pos2 - pos) / 2;
489 if ((int) len > ie_end - ie_pos)
490 len = ie_end - ie_pos;
491 if (hexstr2bin(pos, ie_pos, len) < 0) {
492 wpa_printf(MSG_DEBUG, "test_driver: invalid IEs in scanres");
497 res->ie_len = ie_pos - ie_start;
503 if (os_strstr(pos, "PRIVACY"))
504 res->caps |= IEEE80211_CAP_PRIVACY;
505 if (os_strstr(pos, "IBSS"))
506 res->caps |= IEEE80211_CAP_IBSS;
509 os_free(drv->scanres[drv->num_scanres]);
510 drv->scanres[drv->num_scanres++] = res;
514 static void wpa_driver_test_assocresp(struct wpa_driver_test_data *drv,
515 struct sockaddr *from,
519 /* ASSOCRESP BSSID <res> */
520 if (hwaddr_aton(data, drv->bssid)) {
521 wpa_printf(MSG_DEBUG, "test_driver: invalid BSSID in "
524 if (drv->use_associnfo) {
525 union wpa_event_data event;
526 os_memset(&event, 0, sizeof(event));
527 event.assoc_info.req_ies = drv->assoc_wpa_ie;
528 event.assoc_info.req_ies_len = drv->assoc_wpa_ie_len;
529 wpa_supplicant_event(drv->ctx, EVENT_ASSOCINFO, &event);
532 wpa_supplicant_event(drv->ctx, EVENT_ASSOC, NULL);
536 static void wpa_driver_test_disassoc(struct wpa_driver_test_data *drv,
537 struct sockaddr *from,
541 wpa_supplicant_event(drv->ctx, EVENT_DISASSOC, NULL);
545 static void wpa_driver_test_eapol(struct wpa_driver_test_data *drv,
546 struct sockaddr *from,
548 const u8 *data, size_t data_len)
550 const u8 *src = drv->bssid;
553 /* Skip Ethernet header */
554 src = data + ETH_ALEN;
558 wpa_supplicant_rx_eapol(drv->ctx, src, data, data_len);
562 static void wpa_driver_test_mlme(struct wpa_driver_test_data *drv,
563 struct sockaddr *from,
565 const u8 *data, size_t data_len)
567 #ifdef CONFIG_CLIENT_MLME
568 struct ieee80211_rx_status rx_status;
569 os_memset(&rx_status, 0, sizeof(rx_status));
570 wpa_supplicant_sta_rx(drv->ctx, data, data_len, &rx_status);
571 #endif /* CONFIG_CLIENT_MLME */
575 static void wpa_driver_test_scan_cmd(struct wpa_driver_test_data *drv,
576 struct sockaddr *from,
578 const u8 *data, size_t data_len)
580 char buf[512], *pos, *end;
583 /* data: optional [ STA-addr | ' ' | IEs(hex) ] */
589 end = buf + sizeof(buf);
591 /* reply: SCANRESP BSSID SSID IEs */
592 ret = snprintf(pos, end - pos, "SCANRESP " MACSTR " ",
593 MAC2STR(drv->bssid));
594 if (ret < 0 || ret >= end - pos)
597 pos += wpa_snprintf_hex(pos, end - pos,
598 drv->ssid, drv->ssid_len);
599 ret = snprintf(pos, end - pos, " ");
600 if (ret < 0 || ret >= end - pos)
603 pos += wpa_snprintf_hex(pos, end - pos, drv->assoc_wpa_ie,
604 drv->assoc_wpa_ie_len);
607 ret = snprintf(pos, end - pos, " PRIVACY");
608 if (ret < 0 || ret >= end - pos)
613 ret = snprintf(pos, end - pos, " IBSS");
614 if (ret < 0 || ret >= end - pos)
618 sendto(drv->test_socket, buf, pos - buf, 0,
619 (struct sockaddr *) from, fromlen);
623 static void wpa_driver_test_receive_unix(int sock, void *eloop_ctx,
626 struct wpa_driver_test_data *drv = eloop_ctx;
629 struct sockaddr_storage from;
630 socklen_t fromlen = sizeof(from);
631 const size_t buflen = 2000;
633 buf = os_malloc(buflen);
636 res = recvfrom(sock, buf, buflen - 1, 0,
637 (struct sockaddr *) &from, &fromlen);
639 perror("recvfrom(test_socket)");
645 wpa_printf(MSG_DEBUG, "test_driver: received %u bytes", res);
647 if (os_strncmp(buf, "SCANRESP ", 9) == 0) {
648 wpa_driver_test_scanresp(drv, (struct sockaddr *) &from,
650 } else if (os_strncmp(buf, "ASSOCRESP ", 10) == 0) {
651 wpa_driver_test_assocresp(drv, (struct sockaddr *) &from,
653 } else if (os_strcmp(buf, "DISASSOC") == 0) {
654 wpa_driver_test_disassoc(drv, (struct sockaddr *) &from,
656 } else if (os_strcmp(buf, "DEAUTH") == 0) {
657 wpa_driver_test_disassoc(drv, (struct sockaddr *) &from,
659 } else if (os_strncmp(buf, "EAPOL ", 6) == 0) {
660 wpa_driver_test_eapol(drv, (struct sockaddr *) &from, fromlen,
661 (const u8 *) buf + 6, res - 6);
662 } else if (os_strncmp(buf, "MLME ", 5) == 0) {
663 wpa_driver_test_mlme(drv, (struct sockaddr *) &from, fromlen,
664 (const u8 *) buf + 5, res - 5);
665 } else if (os_strncmp(buf, "SCAN ", 5) == 0) {
666 wpa_driver_test_scan_cmd(drv, (struct sockaddr *) &from,
668 (const u8 *) buf + 5, res - 5);
670 wpa_hexdump_ascii(MSG_DEBUG, "Unknown test_socket command",
677 static void * wpa_driver_test_init2(void *ctx, const char *ifname,
680 struct wpa_driver_test_data *drv;
682 drv = os_zalloc(sizeof(*drv));
685 drv->global = global_priv;
687 drv->test_socket = -1;
689 /* Set dummy BSSID and SSID for testing. */
690 drv->bssid[0] = 0x02;
691 drv->bssid[1] = 0x00;
692 drv->bssid[2] = 0x00;
693 drv->bssid[3] = 0x00;
694 drv->bssid[4] = 0x00;
695 drv->bssid[5] = 0x01;
696 os_memcpy(drv->ssid, "test", 5);
699 /* Generate a MAC address to help testing with multiple STAs */
700 drv->own_addr[0] = 0x02; /* locally administered */
701 sha1_prf((const u8 *) ifname, os_strlen(ifname),
702 "wpa_supplicant test mac addr generation",
703 NULL, 0, drv->own_addr + 1, ETH_ALEN - 1);
704 eloop_register_timeout(1, 0, wpa_driver_test_poll, drv, NULL);
710 static void wpa_driver_test_close_test_socket(struct wpa_driver_test_data *drv)
712 if (drv->test_socket >= 0) {
713 eloop_unregister_read_sock(drv->test_socket);
714 close(drv->test_socket);
715 drv->test_socket = -1;
718 if (drv->own_socket_path) {
719 unlink(drv->own_socket_path);
720 os_free(drv->own_socket_path);
721 drv->own_socket_path = NULL;
726 static void wpa_driver_test_deinit(void *priv)
728 struct wpa_driver_test_data *drv = priv;
730 wpa_driver_test_close_test_socket(drv);
731 eloop_cancel_timeout(wpa_driver_test_scan_timeout, drv, drv->ctx);
732 eloop_cancel_timeout(wpa_driver_test_poll, drv, NULL);
733 os_free(drv->test_dir);
734 for (i = 0; i < MAX_SCAN_RESULTS; i++)
735 os_free(drv->scanres[i]);
736 os_free(drv->probe_req_ie);
741 static int wpa_driver_test_attach(struct wpa_driver_test_data *drv,
744 #ifdef DRIVER_TEST_UNIX
745 static unsigned int counter = 0;
746 struct sockaddr_un addr;
749 os_free(drv->own_socket_path);
751 len = os_strlen(dir) + 30;
752 drv->own_socket_path = os_malloc(len);
753 if (drv->own_socket_path == NULL)
755 os_snprintf(drv->own_socket_path, len, "%s/STA-" MACSTR,
756 dir, MAC2STR(drv->own_addr));
758 drv->own_socket_path = os_malloc(100);
759 if (drv->own_socket_path == NULL)
761 os_snprintf(drv->own_socket_path, 100,
762 "/tmp/wpa_supplicant_test-%d-%d",
763 getpid(), counter++);
766 drv->test_socket = socket(PF_UNIX, SOCK_DGRAM, 0);
767 if (drv->test_socket < 0) {
768 perror("socket(PF_UNIX)");
769 os_free(drv->own_socket_path);
770 drv->own_socket_path = NULL;
774 os_memset(&addr, 0, sizeof(addr));
775 addr.sun_family = AF_UNIX;
776 os_strlcpy(addr.sun_path, drv->own_socket_path, sizeof(addr.sun_path));
777 if (bind(drv->test_socket, (struct sockaddr *) &addr,
779 perror("bind(PF_UNIX)");
780 close(drv->test_socket);
781 unlink(drv->own_socket_path);
782 os_free(drv->own_socket_path);
783 drv->own_socket_path = NULL;
787 eloop_register_read_sock(drv->test_socket,
788 wpa_driver_test_receive_unix, drv, NULL);
791 #else /* DRIVER_TEST_UNIX */
793 #endif /* DRIVER_TEST_UNIX */
797 static int wpa_driver_test_attach_udp(struct wpa_driver_test_data *drv,
802 pos = os_strchr(dst, ':');
806 wpa_printf(MSG_DEBUG, "%s: addr=%s port=%s", __func__, dst, pos);
808 drv->test_socket = socket(PF_INET, SOCK_DGRAM, 0);
809 if (drv->test_socket < 0) {
810 perror("socket(PF_INET)");
814 os_memset(&drv->hostapd_addr_udp, 0, sizeof(drv->hostapd_addr_udp));
815 drv->hostapd_addr_udp.sin_family = AF_INET;
816 #if defined(CONFIG_NATIVE_WINDOWS) || defined(CONFIG_ANSI_C_EXTRA)
820 sscanf(dst, "%d.%d.%d.%d", &a[0], &a[1], &a[2], &a[3]);
821 pos = (u8 *) &drv->hostapd_addr_udp.sin_addr;
827 #else /* CONFIG_NATIVE_WINDOWS or CONFIG_ANSI_C_EXTRA */
828 inet_aton(dst, &drv->hostapd_addr_udp.sin_addr);
829 #endif /* CONFIG_NATIVE_WINDOWS or CONFIG_ANSI_C_EXTRA */
830 drv->hostapd_addr_udp.sin_port = htons(atoi(pos));
832 drv->hostapd_addr_udp_set = 1;
834 eloop_register_read_sock(drv->test_socket,
835 wpa_driver_test_receive_unix, drv, NULL);
841 static int wpa_driver_test_set_param(void *priv, const char *param)
843 struct wpa_driver_test_data *drv = priv;
846 wpa_printf(MSG_DEBUG, "%s: param='%s'", __func__, param);
850 wpa_driver_test_close_test_socket(drv);
852 #ifdef DRIVER_TEST_UNIX
853 pos = os_strstr(param, "test_socket=");
859 pos2 = os_strchr(pos, ' ');
863 len = os_strlen(pos);
864 if (len > sizeof(drv->hostapd_addr.sun_path))
866 os_memset(&drv->hostapd_addr, 0, sizeof(drv->hostapd_addr));
867 drv->hostapd_addr.sun_family = AF_UNIX;
868 os_memcpy(drv->hostapd_addr.sun_path, pos, len);
869 drv->hostapd_addr_set = 1;
871 #endif /* DRIVER_TEST_UNIX */
873 pos = os_strstr(param, "test_dir=");
876 os_free(drv->test_dir);
877 drv->test_dir = os_strdup(pos + 9);
878 if (drv->test_dir == NULL)
880 end = os_strchr(drv->test_dir, ' ');
883 if (wpa_driver_test_attach(drv, drv->test_dir))
886 pos = os_strstr(param, "test_udp=");
889 dst = os_strdup(pos + 9);
892 epos = os_strchr(dst, ' ');
895 if (wpa_driver_test_attach_udp(drv, dst))
898 } else if (wpa_driver_test_attach(drv, NULL))
902 if (os_strstr(param, "use_associnfo=1")) {
903 wpa_printf(MSG_DEBUG, "test_driver: Use AssocInfo events");
904 drv->use_associnfo = 1;
907 #ifdef CONFIG_CLIENT_MLME
908 if (os_strstr(param, "use_mlme=1")) {
909 wpa_printf(MSG_DEBUG, "test_driver: Use internal MLME");
912 #endif /* CONFIG_CLIENT_MLME */
918 static const u8 * wpa_driver_test_get_mac_addr(void *priv)
920 struct wpa_driver_test_data *drv = priv;
921 wpa_printf(MSG_DEBUG, "%s", __func__);
922 return drv->own_addr;
926 static int wpa_driver_test_send_eapol(void *priv, const u8 *dest, u16 proto,
927 const u8 *data, size_t data_len)
929 struct wpa_driver_test_data *drv = priv;
932 struct l2_ethhdr eth;
933 struct sockaddr *addr;
935 #ifdef DRIVER_TEST_UNIX
936 struct sockaddr_un addr_un;
937 #endif /* DRIVER_TEST_UNIX */
939 wpa_hexdump(MSG_MSGDUMP, "test_send_eapol TX frame", data, data_len);
941 os_memset(ð, 0, sizeof(eth));
942 os_memcpy(eth.h_dest, dest, ETH_ALEN);
943 os_memcpy(eth.h_source, drv->own_addr, ETH_ALEN);
944 eth.h_proto = host_to_be16(proto);
946 msg_len = 6 + sizeof(eth) + data_len;
947 msg = os_malloc(msg_len);
950 os_memcpy(msg, "EAPOL ", 6);
951 os_memcpy(msg + 6, ð, sizeof(eth));
952 os_memcpy(msg + 6 + sizeof(eth), data, data_len);
954 if (os_memcmp(dest, drv->bssid, ETH_ALEN) == 0 ||
955 drv->test_dir == NULL) {
956 if (drv->hostapd_addr_udp_set) {
957 addr = (struct sockaddr *) &drv->hostapd_addr_udp;
958 alen = sizeof(drv->hostapd_addr_udp);
960 #ifdef DRIVER_TEST_UNIX
961 addr = (struct sockaddr *) &drv->hostapd_addr;
962 alen = sizeof(drv->hostapd_addr);
963 #else /* DRIVER_TEST_UNIX */
966 #endif /* DRIVER_TEST_UNIX */
969 #ifdef DRIVER_TEST_UNIX
971 os_memset(&addr_un, 0, sizeof(addr_un));
972 addr_un.sun_family = AF_UNIX;
973 os_snprintf(addr_un.sun_path, sizeof(addr_un.sun_path),
974 "%s/STA-" MACSTR, drv->test_dir, MAC2STR(dest));
975 if (stat(addr_un.sun_path, &st) < 0) {
976 os_snprintf(addr_un.sun_path, sizeof(addr_un.sun_path),
978 drv->test_dir, MAC2STR(dest));
980 addr = (struct sockaddr *) &addr_un;
981 alen = sizeof(addr_un);
982 #else /* DRIVER_TEST_UNIX */
985 #endif /* DRIVER_TEST_UNIX */
988 if (sendto(drv->test_socket, msg, msg_len, 0, addr, alen) < 0) {
989 perror("sendmsg(test_socket)");
999 static int wpa_driver_test_get_capa(void *priv, struct wpa_driver_capa *capa)
1001 struct wpa_driver_test_data *drv = priv;
1002 os_memset(capa, 0, sizeof(*capa));
1003 capa->key_mgmt = WPA_DRIVER_CAPA_KEY_MGMT_WPA |
1004 WPA_DRIVER_CAPA_KEY_MGMT_WPA2 |
1005 WPA_DRIVER_CAPA_KEY_MGMT_WPA_PSK |
1006 WPA_DRIVER_CAPA_KEY_MGMT_WPA2_PSK |
1007 WPA_DRIVER_CAPA_KEY_MGMT_WPA_NONE |
1008 WPA_DRIVER_CAPA_KEY_MGMT_FT |
1009 WPA_DRIVER_CAPA_KEY_MGMT_FT_PSK;
1010 capa->enc = WPA_DRIVER_CAPA_ENC_WEP40 |
1011 WPA_DRIVER_CAPA_ENC_WEP104 |
1012 WPA_DRIVER_CAPA_ENC_TKIP |
1013 WPA_DRIVER_CAPA_ENC_CCMP;
1014 capa->auth = WPA_DRIVER_AUTH_OPEN |
1015 WPA_DRIVER_AUTH_SHARED |
1016 WPA_DRIVER_AUTH_LEAP;
1018 capa->flags |= WPA_DRIVER_FLAGS_USER_SPACE_MLME;
1019 capa->max_scan_ssids = 10;
1025 static int wpa_driver_test_mlme_setprotection(void *priv, const u8 *addr,
1029 wpa_printf(MSG_DEBUG, "%s: protect_type=%d key_type=%d",
1030 __func__, protect_type, key_type);
1033 wpa_printf(MSG_DEBUG, "%s: addr=" MACSTR,
1034 __func__, MAC2STR(addr));
1041 #ifdef CONFIG_CLIENT_MLME
1042 static struct wpa_hw_modes *
1043 wpa_driver_test_get_hw_feature_data(void *priv, u16 *num_modes, u16 *flags)
1045 struct wpa_hw_modes *modes;
1049 modes = os_zalloc(*num_modes * sizeof(struct wpa_hw_modes));
1052 modes[0].mode = WPA_MODE_IEEE80211G;
1053 modes[0].num_channels = 1;
1054 modes[0].num_rates = 1;
1055 modes[0].channels = os_zalloc(sizeof(struct wpa_channel_data));
1056 modes[0].rates = os_zalloc(sizeof(struct wpa_rate_data));
1057 if (modes[0].channels == NULL || modes[0].rates == NULL) {
1058 wpa_supplicant_sta_free_hw_features(modes, *num_modes);
1061 modes[0].channels[0].chan = 1;
1062 modes[0].channels[0].freq = 2412;
1063 modes[0].channels[0].flag = WPA_CHAN_W_SCAN | WPA_CHAN_W_ACTIVE_SCAN;
1064 modes[0].rates[0].rate = 10;
1065 modes[0].rates[0].flags = WPA_RATE_BASIC | WPA_RATE_SUPPORTED |
1066 WPA_RATE_CCK | WPA_RATE_MANDATORY;
1072 static int wpa_driver_test_set_channel(void *priv, wpa_hw_mode phymode,
1075 wpa_printf(MSG_DEBUG, "%s: phymode=%d chan=%d freq=%d",
1076 __func__, phymode, chan, freq);
1081 static int wpa_driver_test_send_mlme(void *priv, const u8 *data,
1084 struct wpa_driver_test_data *drv = priv;
1087 struct sockaddr_un addr;
1089 struct dirent *dent;
1092 wpa_hexdump(MSG_MSGDUMP, "test_send_mlme", data, data_len);
1097 io[0].iov_base = "MLME ";
1099 io[1].iov_base = (u8 *) data;
1100 io[1].iov_len = data_len;
1102 os_memset(&msg, 0, sizeof(msg));
1105 if (os_memcmp(dest, drv->bssid, ETH_ALEN) == 0 ||
1106 drv->test_dir == NULL) {
1107 if (drv->hostapd_addr_udp_set) {
1108 msg.msg_name = &drv->hostapd_addr_udp;
1109 msg.msg_namelen = sizeof(drv->hostapd_addr_udp);
1111 #ifdef DRIVER_TEST_UNIX
1112 msg.msg_name = &drv->hostapd_addr;
1113 msg.msg_namelen = sizeof(drv->hostapd_addr);
1114 #endif /* DRIVER_TEST_UNIX */
1116 } else if (os_memcmp(dest, "\xff\xff\xff\xff\xff\xff", ETH_ALEN) == 0)
1118 dir = opendir(drv->test_dir);
1121 while ((dent = readdir(dir))) {
1122 #ifdef _DIRENT_HAVE_D_TYPE
1123 /* Skip the file if it is not a socket.
1124 * Also accept DT_UNKNOWN (0) in case
1125 * the C library or underlying file
1126 * system does not support d_type. */
1127 if (dent->d_type != DT_SOCK &&
1128 dent->d_type != DT_UNKNOWN)
1130 #endif /* _DIRENT_HAVE_D_TYPE */
1131 if (os_strcmp(dent->d_name, ".") == 0 ||
1132 os_strcmp(dent->d_name, "..") == 0)
1134 wpa_printf(MSG_DEBUG, "%s: Send broadcast MLME to %s",
1135 __func__, dent->d_name);
1136 os_memset(&addr, 0, sizeof(addr));
1137 addr.sun_family = AF_UNIX;
1138 os_snprintf(addr.sun_path, sizeof(addr.sun_path),
1139 "%s/%s", drv->test_dir, dent->d_name);
1141 msg.msg_name = &addr;
1142 msg.msg_namelen = sizeof(addr);
1144 if (sendmsg(drv->test_socket, &msg, 0) < 0)
1145 perror("sendmsg(test_socket)");
1151 os_memset(&addr, 0, sizeof(addr));
1152 addr.sun_family = AF_UNIX;
1153 os_snprintf(addr.sun_path, sizeof(addr.sun_path),
1154 "%s/AP-" MACSTR, drv->test_dir, MAC2STR(dest));
1155 if (stat(addr.sun_path, &st) < 0) {
1156 os_snprintf(addr.sun_path, sizeof(addr.sun_path),
1158 drv->test_dir, MAC2STR(dest));
1160 msg.msg_name = &addr;
1161 msg.msg_namelen = sizeof(addr);
1164 if (sendmsg(drv->test_socket, &msg, 0) < 0) {
1165 perror("sendmsg(test_socket)");
1173 static int wpa_driver_test_mlme_add_sta(void *priv, const u8 *addr,
1174 const u8 *supp_rates,
1175 size_t supp_rates_len)
1177 wpa_printf(MSG_DEBUG, "%s: addr=" MACSTR, __func__, MAC2STR(addr));
1182 static int wpa_driver_test_mlme_remove_sta(void *priv, const u8 *addr)
1184 wpa_printf(MSG_DEBUG, "%s: addr=" MACSTR, __func__, MAC2STR(addr));
1189 static int wpa_driver_test_set_ssid(void *priv, const u8 *ssid,
1192 wpa_printf(MSG_DEBUG, "%s", __func__);
1197 static int wpa_driver_test_set_bssid(void *priv, const u8 *bssid)
1199 wpa_printf(MSG_DEBUG, "%s: bssid=" MACSTR, __func__, MAC2STR(bssid));
1202 #endif /* CONFIG_CLIENT_MLME */
1205 static int wpa_driver_test_set_probe_req_ie(void *priv, const u8 *ies,
1208 struct wpa_driver_test_data *drv = priv;
1210 os_free(drv->probe_req_ie);
1212 drv->probe_req_ie = os_malloc(ies_len);
1213 if (drv->probe_req_ie == NULL) {
1214 drv->probe_req_ie_len = 0;
1217 os_memcpy(drv->probe_req_ie, ies, ies_len);
1218 drv->probe_req_ie_len = ies_len;
1220 drv->probe_req_ie = NULL;
1221 drv->probe_req_ie_len = 0;
1227 static void * wpa_driver_test_global_init(void)
1229 struct wpa_driver_test_global *global;
1231 global = os_zalloc(sizeof(*global));
1236 static void wpa_driver_test_global_deinit(void *priv)
1238 struct wpa_driver_test_global *global = priv;
1243 static struct wpa_interface_info *
1244 wpa_driver_test_get_interfaces(void *global_priv)
1246 /* struct wpa_driver_test_global *global = priv; */
1247 struct wpa_interface_info *iface;
1249 iface = os_zalloc(sizeof(*iface));
1252 iface->ifname = os_strdup("sta0");
1253 iface->desc = os_strdup("test interface 0");
1254 iface->drv_name = "test";
1255 iface->next = os_zalloc(sizeof(*iface));
1257 iface->next->ifname = os_strdup("sta1");
1258 iface->next->desc = os_strdup("test interface 1");
1259 iface->next->drv_name = "test";
1266 const struct wpa_driver_ops wpa_driver_test_ops = {
1268 "wpa_supplicant test driver",
1269 wpa_driver_test_get_bssid,
1270 wpa_driver_test_get_ssid,
1271 wpa_driver_test_set_wpa,
1272 wpa_driver_test_set_key,
1274 wpa_driver_test_deinit,
1275 wpa_driver_test_set_param,
1276 NULL /* set_countermeasures */,
1277 NULL /* set_drop_unencrypted */,
1278 wpa_driver_test_scan,
1279 NULL /* get_scan_results */,
1280 wpa_driver_test_deauthenticate,
1281 wpa_driver_test_disassociate,
1282 wpa_driver_test_associate,
1283 NULL /* set_auth_alg */,
1284 NULL /* add_pmkid */,
1285 NULL /* remove_pmkid */,
1286 NULL /* flush_pmkid */,
1287 wpa_driver_test_get_capa,
1289 NULL /* get_ifname */,
1290 wpa_driver_test_get_mac_addr,
1291 wpa_driver_test_send_eapol,
1292 NULL /* set_operstate */,
1293 wpa_driver_test_mlme_setprotection,
1294 #ifdef CONFIG_CLIENT_MLME
1295 wpa_driver_test_get_hw_feature_data,
1296 wpa_driver_test_set_channel,
1297 wpa_driver_test_set_ssid,
1298 wpa_driver_test_set_bssid,
1299 wpa_driver_test_send_mlme,
1300 wpa_driver_test_mlme_add_sta,
1301 wpa_driver_test_mlme_remove_sta,
1302 #else /* CONFIG_CLIENT_MLME */
1303 NULL /* get_hw_feature_data */,
1304 NULL /* set_channel */,
1305 NULL /* set_ssid */,
1306 NULL /* set_bssid */,
1307 NULL /* send_mlme */,
1308 NULL /* mlme_add_sta */,
1309 NULL /* mlme_remove_sta */,
1310 #endif /* CONFIG_CLIENT_MLME */
1311 NULL /* update_ft_ies */,
1312 NULL /* send_ft_action */,
1313 wpa_driver_test_get_scan_results2,
1314 wpa_driver_test_set_probe_req_ie,
1315 NULL /* set_mode */,
1316 NULL /* set_country */,
1317 wpa_driver_test_global_init,
1318 wpa_driver_test_global_deinit,
1319 wpa_driver_test_init2,
1320 wpa_driver_test_get_interfaces