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[thirdparty/hostap.git] / hostapd / ctrl_iface.c
1 /*
2 * hostapd / UNIX domain socket -based control interface
3 * Copyright (c) 2004-2015, Jouni Malinen <j@w1.fi>
4 *
5 * This software may be distributed under the terms of the BSD license.
6 * See README for more details.
7 */
8
9 #include "utils/includes.h"
10
11 #ifndef CONFIG_NATIVE_WINDOWS
12
13 #ifdef CONFIG_TESTING_OPTIONS
14 #include <net/ethernet.h>
15 #include <netinet/ip.h>
16 #endif /* CONFIG_TESTING_OPTIONS */
17
18 #include <sys/un.h>
19 #include <sys/stat.h>
20 #include <stddef.h>
21
22 #include "utils/common.h"
23 #include "utils/eloop.h"
24 #include "common/version.h"
25 #include "common/ieee802_11_defs.h"
26 #include "crypto/tls.h"
27 #include "drivers/driver.h"
28 #include "radius/radius_client.h"
29 #include "radius/radius_server.h"
30 #include "l2_packet/l2_packet.h"
31 #include "ap/hostapd.h"
32 #include "ap/ap_config.h"
33 #include "ap/ieee802_1x.h"
34 #include "ap/wpa_auth.h"
35 #include "ap/ieee802_11.h"
36 #include "ap/sta_info.h"
37 #include "ap/wps_hostapd.h"
38 #include "ap/ctrl_iface_ap.h"
39 #include "ap/ap_drv_ops.h"
40 #include "ap/hs20.h"
41 #include "ap/wnm_ap.h"
42 #include "ap/wpa_auth.h"
43 #include "ap/beacon.h"
44 #include "wps/wps_defs.h"
45 #include "wps/wps.h"
46 #include "config_file.h"
47 #include "ctrl_iface.h"
48
49
50 struct wpa_ctrl_dst {
51 struct wpa_ctrl_dst *next;
52 struct sockaddr_un addr;
53 socklen_t addrlen;
54 int debug_level;
55 int errors;
56 };
57
58
59 static void hostapd_ctrl_iface_send(struct hostapd_data *hapd, int level,
60 const char *buf, size_t len);
61
62
63 static int hostapd_ctrl_iface_attach(struct hostapd_data *hapd,
64 struct sockaddr_un *from,
65 socklen_t fromlen)
66 {
67 struct wpa_ctrl_dst *dst;
68
69 dst = os_zalloc(sizeof(*dst));
70 if (dst == NULL)
71 return -1;
72 os_memcpy(&dst->addr, from, sizeof(struct sockaddr_un));
73 dst->addrlen = fromlen;
74 dst->debug_level = MSG_INFO;
75 dst->next = hapd->ctrl_dst;
76 hapd->ctrl_dst = dst;
77 wpa_hexdump(MSG_DEBUG, "CTRL_IFACE monitor attached",
78 (u8 *) from->sun_path,
79 fromlen - offsetof(struct sockaddr_un, sun_path));
80 return 0;
81 }
82
83
84 static int hostapd_ctrl_iface_detach(struct hostapd_data *hapd,
85 struct sockaddr_un *from,
86 socklen_t fromlen)
87 {
88 struct wpa_ctrl_dst *dst, *prev = NULL;
89
90 dst = hapd->ctrl_dst;
91 while (dst) {
92 if (fromlen == dst->addrlen &&
93 os_memcmp(from->sun_path, dst->addr.sun_path,
94 fromlen - offsetof(struct sockaddr_un, sun_path))
95 == 0) {
96 wpa_hexdump(MSG_DEBUG, "CTRL_IFACE monitor detached",
97 (u8 *) from->sun_path,
98 fromlen -
99 offsetof(struct sockaddr_un, sun_path));
100 if (prev == NULL)
101 hapd->ctrl_dst = dst->next;
102 else
103 prev->next = dst->next;
104 os_free(dst);
105 return 0;
106 }
107 prev = dst;
108 dst = dst->next;
109 }
110 return -1;
111 }
112
113
114 static int hostapd_ctrl_iface_level(struct hostapd_data *hapd,
115 struct sockaddr_un *from,
116 socklen_t fromlen,
117 char *level)
118 {
119 struct wpa_ctrl_dst *dst;
120
121 wpa_printf(MSG_DEBUG, "CTRL_IFACE LEVEL %s", level);
122
123 dst = hapd->ctrl_dst;
124 while (dst) {
125 if (fromlen == dst->addrlen &&
126 os_memcmp(from->sun_path, dst->addr.sun_path,
127 fromlen - offsetof(struct sockaddr_un, sun_path))
128 == 0) {
129 wpa_hexdump(MSG_DEBUG, "CTRL_IFACE changed monitor "
130 "level", (u8 *) from->sun_path, fromlen -
131 offsetof(struct sockaddr_un, sun_path));
132 dst->debug_level = atoi(level);
133 return 0;
134 }
135 dst = dst->next;
136 }
137
138 return -1;
139 }
140
141
142 static int hostapd_ctrl_iface_new_sta(struct hostapd_data *hapd,
143 const char *txtaddr)
144 {
145 u8 addr[ETH_ALEN];
146 struct sta_info *sta;
147
148 wpa_printf(MSG_DEBUG, "CTRL_IFACE NEW_STA %s", txtaddr);
149
150 if (hwaddr_aton(txtaddr, addr))
151 return -1;
152
153 sta = ap_get_sta(hapd, addr);
154 if (sta)
155 return 0;
156
157 wpa_printf(MSG_DEBUG, "Add new STA " MACSTR " based on ctrl_iface "
158 "notification", MAC2STR(addr));
159 sta = ap_sta_add(hapd, addr);
160 if (sta == NULL)
161 return -1;
162
163 hostapd_new_assoc_sta(hapd, sta, 0);
164 return 0;
165 }
166
167
168 #ifdef CONFIG_IEEE80211W
169 #ifdef NEED_AP_MLME
170 static int hostapd_ctrl_iface_sa_query(struct hostapd_data *hapd,
171 const char *txtaddr)
172 {
173 u8 addr[ETH_ALEN];
174 u8 trans_id[WLAN_SA_QUERY_TR_ID_LEN];
175
176 wpa_printf(MSG_DEBUG, "CTRL_IFACE SA_QUERY %s", txtaddr);
177
178 if (hwaddr_aton(txtaddr, addr) ||
179 os_get_random(trans_id, WLAN_SA_QUERY_TR_ID_LEN) < 0)
180 return -1;
181
182 ieee802_11_send_sa_query_req(hapd, addr, trans_id);
183
184 return 0;
185 }
186 #endif /* NEED_AP_MLME */
187 #endif /* CONFIG_IEEE80211W */
188
189
190 #ifdef CONFIG_WPS
191 static int hostapd_ctrl_iface_wps_pin(struct hostapd_data *hapd, char *txt)
192 {
193 char *pin = os_strchr(txt, ' ');
194 char *timeout_txt;
195 int timeout;
196 u8 addr_buf[ETH_ALEN], *addr = NULL;
197 char *pos;
198
199 if (pin == NULL)
200 return -1;
201 *pin++ = '\0';
202
203 timeout_txt = os_strchr(pin, ' ');
204 if (timeout_txt) {
205 *timeout_txt++ = '\0';
206 timeout = atoi(timeout_txt);
207 pos = os_strchr(timeout_txt, ' ');
208 if (pos) {
209 *pos++ = '\0';
210 if (hwaddr_aton(pos, addr_buf) == 0)
211 addr = addr_buf;
212 }
213 } else
214 timeout = 0;
215
216 return hostapd_wps_add_pin(hapd, addr, txt, pin, timeout);
217 }
218
219
220 static int hostapd_ctrl_iface_wps_check_pin(
221 struct hostapd_data *hapd, char *cmd, char *buf, size_t buflen)
222 {
223 char pin[9];
224 size_t len;
225 char *pos;
226 int ret;
227
228 wpa_hexdump_ascii_key(MSG_DEBUG, "WPS_CHECK_PIN",
229 (u8 *) cmd, os_strlen(cmd));
230 for (pos = cmd, len = 0; *pos != '\0'; pos++) {
231 if (*pos < '0' || *pos > '9')
232 continue;
233 pin[len++] = *pos;
234 if (len == 9) {
235 wpa_printf(MSG_DEBUG, "WPS: Too long PIN");
236 return -1;
237 }
238 }
239 if (len != 4 && len != 8) {
240 wpa_printf(MSG_DEBUG, "WPS: Invalid PIN length %d", (int) len);
241 return -1;
242 }
243 pin[len] = '\0';
244
245 if (len == 8) {
246 unsigned int pin_val;
247 pin_val = atoi(pin);
248 if (!wps_pin_valid(pin_val)) {
249 wpa_printf(MSG_DEBUG, "WPS: Invalid checksum digit");
250 ret = os_snprintf(buf, buflen, "FAIL-CHECKSUM\n");
251 if (os_snprintf_error(buflen, ret))
252 return -1;
253 return ret;
254 }
255 }
256
257 ret = os_snprintf(buf, buflen, "%s", pin);
258 if (os_snprintf_error(buflen, ret))
259 return -1;
260
261 return ret;
262 }
263
264
265 #ifdef CONFIG_WPS_NFC
266 static int hostapd_ctrl_iface_wps_nfc_tag_read(struct hostapd_data *hapd,
267 char *pos)
268 {
269 size_t len;
270 struct wpabuf *buf;
271 int ret;
272
273 len = os_strlen(pos);
274 if (len & 0x01)
275 return -1;
276 len /= 2;
277
278 buf = wpabuf_alloc(len);
279 if (buf == NULL)
280 return -1;
281 if (hexstr2bin(pos, wpabuf_put(buf, len), len) < 0) {
282 wpabuf_free(buf);
283 return -1;
284 }
285
286 ret = hostapd_wps_nfc_tag_read(hapd, buf);
287 wpabuf_free(buf);
288
289 return ret;
290 }
291
292
293 static int hostapd_ctrl_iface_wps_nfc_config_token(struct hostapd_data *hapd,
294 char *cmd, char *reply,
295 size_t max_len)
296 {
297 int ndef;
298 struct wpabuf *buf;
299 int res;
300
301 if (os_strcmp(cmd, "WPS") == 0)
302 ndef = 0;
303 else if (os_strcmp(cmd, "NDEF") == 0)
304 ndef = 1;
305 else
306 return -1;
307
308 buf = hostapd_wps_nfc_config_token(hapd, ndef);
309 if (buf == NULL)
310 return -1;
311
312 res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
313 wpabuf_len(buf));
314 reply[res++] = '\n';
315 reply[res] = '\0';
316
317 wpabuf_free(buf);
318
319 return res;
320 }
321
322
323 static int hostapd_ctrl_iface_wps_nfc_token_gen(struct hostapd_data *hapd,
324 char *reply, size_t max_len,
325 int ndef)
326 {
327 struct wpabuf *buf;
328 int res;
329
330 buf = hostapd_wps_nfc_token_gen(hapd, ndef);
331 if (buf == NULL)
332 return -1;
333
334 res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
335 wpabuf_len(buf));
336 reply[res++] = '\n';
337 reply[res] = '\0';
338
339 wpabuf_free(buf);
340
341 return res;
342 }
343
344
345 static int hostapd_ctrl_iface_wps_nfc_token(struct hostapd_data *hapd,
346 char *cmd, char *reply,
347 size_t max_len)
348 {
349 if (os_strcmp(cmd, "WPS") == 0)
350 return hostapd_ctrl_iface_wps_nfc_token_gen(hapd, reply,
351 max_len, 0);
352
353 if (os_strcmp(cmd, "NDEF") == 0)
354 return hostapd_ctrl_iface_wps_nfc_token_gen(hapd, reply,
355 max_len, 1);
356
357 if (os_strcmp(cmd, "enable") == 0)
358 return hostapd_wps_nfc_token_enable(hapd);
359
360 if (os_strcmp(cmd, "disable") == 0) {
361 hostapd_wps_nfc_token_disable(hapd);
362 return 0;
363 }
364
365 return -1;
366 }
367
368
369 static int hostapd_ctrl_iface_nfc_get_handover_sel(struct hostapd_data *hapd,
370 char *cmd, char *reply,
371 size_t max_len)
372 {
373 struct wpabuf *buf;
374 int res;
375 char *pos;
376 int ndef;
377
378 pos = os_strchr(cmd, ' ');
379 if (pos == NULL)
380 return -1;
381 *pos++ = '\0';
382
383 if (os_strcmp(cmd, "WPS") == 0)
384 ndef = 0;
385 else if (os_strcmp(cmd, "NDEF") == 0)
386 ndef = 1;
387 else
388 return -1;
389
390 if (os_strcmp(pos, "WPS-CR") == 0)
391 buf = hostapd_wps_nfc_hs_cr(hapd, ndef);
392 else
393 buf = NULL;
394 if (buf == NULL)
395 return -1;
396
397 res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
398 wpabuf_len(buf));
399 reply[res++] = '\n';
400 reply[res] = '\0';
401
402 wpabuf_free(buf);
403
404 return res;
405 }
406
407
408 static int hostapd_ctrl_iface_nfc_report_handover(struct hostapd_data *hapd,
409 char *cmd)
410 {
411 size_t len;
412 struct wpabuf *req, *sel;
413 int ret;
414 char *pos, *role, *type, *pos2;
415
416 role = cmd;
417 pos = os_strchr(role, ' ');
418 if (pos == NULL)
419 return -1;
420 *pos++ = '\0';
421
422 type = pos;
423 pos = os_strchr(type, ' ');
424 if (pos == NULL)
425 return -1;
426 *pos++ = '\0';
427
428 pos2 = os_strchr(pos, ' ');
429 if (pos2 == NULL)
430 return -1;
431 *pos2++ = '\0';
432
433 len = os_strlen(pos);
434 if (len & 0x01)
435 return -1;
436 len /= 2;
437
438 req = wpabuf_alloc(len);
439 if (req == NULL)
440 return -1;
441 if (hexstr2bin(pos, wpabuf_put(req, len), len) < 0) {
442 wpabuf_free(req);
443 return -1;
444 }
445
446 len = os_strlen(pos2);
447 if (len & 0x01) {
448 wpabuf_free(req);
449 return -1;
450 }
451 len /= 2;
452
453 sel = wpabuf_alloc(len);
454 if (sel == NULL) {
455 wpabuf_free(req);
456 return -1;
457 }
458 if (hexstr2bin(pos2, wpabuf_put(sel, len), len) < 0) {
459 wpabuf_free(req);
460 wpabuf_free(sel);
461 return -1;
462 }
463
464 if (os_strcmp(role, "RESP") == 0 && os_strcmp(type, "WPS") == 0) {
465 ret = hostapd_wps_nfc_report_handover(hapd, req, sel);
466 } else {
467 wpa_printf(MSG_DEBUG, "NFC: Unsupported connection handover "
468 "reported: role=%s type=%s", role, type);
469 ret = -1;
470 }
471 wpabuf_free(req);
472 wpabuf_free(sel);
473
474 return ret;
475 }
476
477 #endif /* CONFIG_WPS_NFC */
478
479
480 static int hostapd_ctrl_iface_wps_ap_pin(struct hostapd_data *hapd, char *txt,
481 char *buf, size_t buflen)
482 {
483 int timeout = 300;
484 char *pos;
485 const char *pin_txt;
486
487 pos = os_strchr(txt, ' ');
488 if (pos)
489 *pos++ = '\0';
490
491 if (os_strcmp(txt, "disable") == 0) {
492 hostapd_wps_ap_pin_disable(hapd);
493 return os_snprintf(buf, buflen, "OK\n");
494 }
495
496 if (os_strcmp(txt, "random") == 0) {
497 if (pos)
498 timeout = atoi(pos);
499 pin_txt = hostapd_wps_ap_pin_random(hapd, timeout);
500 if (pin_txt == NULL)
501 return -1;
502 return os_snprintf(buf, buflen, "%s", pin_txt);
503 }
504
505 if (os_strcmp(txt, "get") == 0) {
506 pin_txt = hostapd_wps_ap_pin_get(hapd);
507 if (pin_txt == NULL)
508 return -1;
509 return os_snprintf(buf, buflen, "%s", pin_txt);
510 }
511
512 if (os_strcmp(txt, "set") == 0) {
513 char *pin;
514 if (pos == NULL)
515 return -1;
516 pin = pos;
517 pos = os_strchr(pos, ' ');
518 if (pos) {
519 *pos++ = '\0';
520 timeout = atoi(pos);
521 }
522 if (os_strlen(pin) > buflen)
523 return -1;
524 if (hostapd_wps_ap_pin_set(hapd, pin, timeout) < 0)
525 return -1;
526 return os_snprintf(buf, buflen, "%s", pin);
527 }
528
529 return -1;
530 }
531
532
533 static int hostapd_ctrl_iface_wps_config(struct hostapd_data *hapd, char *txt)
534 {
535 char *pos;
536 char *ssid, *auth, *encr = NULL, *key = NULL;
537
538 ssid = txt;
539 pos = os_strchr(txt, ' ');
540 if (!pos)
541 return -1;
542 *pos++ = '\0';
543
544 auth = pos;
545 pos = os_strchr(pos, ' ');
546 if (pos) {
547 *pos++ = '\0';
548 encr = pos;
549 pos = os_strchr(pos, ' ');
550 if (pos) {
551 *pos++ = '\0';
552 key = pos;
553 }
554 }
555
556 return hostapd_wps_config_ap(hapd, ssid, auth, encr, key);
557 }
558
559
560 static const char * pbc_status_str(enum pbc_status status)
561 {
562 switch (status) {
563 case WPS_PBC_STATUS_DISABLE:
564 return "Disabled";
565 case WPS_PBC_STATUS_ACTIVE:
566 return "Active";
567 case WPS_PBC_STATUS_TIMEOUT:
568 return "Timed-out";
569 case WPS_PBC_STATUS_OVERLAP:
570 return "Overlap";
571 default:
572 return "Unknown";
573 }
574 }
575
576
577 static int hostapd_ctrl_iface_wps_get_status(struct hostapd_data *hapd,
578 char *buf, size_t buflen)
579 {
580 int ret;
581 char *pos, *end;
582
583 pos = buf;
584 end = buf + buflen;
585
586 ret = os_snprintf(pos, end - pos, "PBC Status: %s\n",
587 pbc_status_str(hapd->wps_stats.pbc_status));
588
589 if (os_snprintf_error(end - pos, ret))
590 return pos - buf;
591 pos += ret;
592
593 ret = os_snprintf(pos, end - pos, "Last WPS result: %s\n",
594 (hapd->wps_stats.status == WPS_STATUS_SUCCESS ?
595 "Success":
596 (hapd->wps_stats.status == WPS_STATUS_FAILURE ?
597 "Failed" : "None")));
598
599 if (os_snprintf_error(end - pos, ret))
600 return pos - buf;
601 pos += ret;
602
603 /* If status == Failure - Add possible Reasons */
604 if(hapd->wps_stats.status == WPS_STATUS_FAILURE &&
605 hapd->wps_stats.failure_reason > 0) {
606 ret = os_snprintf(pos, end - pos,
607 "Failure Reason: %s\n",
608 wps_ei_str(hapd->wps_stats.failure_reason));
609
610 if (os_snprintf_error(end - pos, ret))
611 return pos - buf;
612 pos += ret;
613 }
614
615 if (hapd->wps_stats.status) {
616 ret = os_snprintf(pos, end - pos, "Peer Address: " MACSTR "\n",
617 MAC2STR(hapd->wps_stats.peer_addr));
618
619 if (os_snprintf_error(end - pos, ret))
620 return pos - buf;
621 pos += ret;
622 }
623
624 return pos - buf;
625 }
626
627 #endif /* CONFIG_WPS */
628
629 #ifdef CONFIG_HS20
630
631 static int hostapd_ctrl_iface_hs20_wnm_notif(struct hostapd_data *hapd,
632 const char *cmd)
633 {
634 u8 addr[ETH_ALEN];
635 const char *url;
636
637 if (hwaddr_aton(cmd, addr))
638 return -1;
639 url = cmd + 17;
640 if (*url == '\0') {
641 url = NULL;
642 } else {
643 if (*url != ' ')
644 return -1;
645 url++;
646 if (*url == '\0')
647 url = NULL;
648 }
649
650 return hs20_send_wnm_notification(hapd, addr, 1, url);
651 }
652
653
654 static int hostapd_ctrl_iface_hs20_deauth_req(struct hostapd_data *hapd,
655 const char *cmd)
656 {
657 u8 addr[ETH_ALEN];
658 int code, reauth_delay, ret;
659 const char *pos;
660 size_t url_len;
661 struct wpabuf *req;
662
663 /* <STA MAC Addr> <Code(0/1)> <Re-auth-Delay(sec)> [URL] */
664 if (hwaddr_aton(cmd, addr))
665 return -1;
666
667 pos = os_strchr(cmd, ' ');
668 if (pos == NULL)
669 return -1;
670 pos++;
671 code = atoi(pos);
672
673 pos = os_strchr(pos, ' ');
674 if (pos == NULL)
675 return -1;
676 pos++;
677 reauth_delay = atoi(pos);
678
679 url_len = 0;
680 pos = os_strchr(pos, ' ');
681 if (pos) {
682 pos++;
683 url_len = os_strlen(pos);
684 }
685
686 req = wpabuf_alloc(4 + url_len);
687 if (req == NULL)
688 return -1;
689 wpabuf_put_u8(req, code);
690 wpabuf_put_le16(req, reauth_delay);
691 wpabuf_put_u8(req, url_len);
692 if (pos)
693 wpabuf_put_data(req, pos, url_len);
694
695 wpa_printf(MSG_DEBUG, "HS 2.0: Send WNM-Notification to " MACSTR
696 " to indicate imminent deauthentication (code=%d "
697 "reauth_delay=%d)", MAC2STR(addr), code, reauth_delay);
698 ret = hs20_send_wnm_notification_deauth_req(hapd, addr, req);
699 wpabuf_free(req);
700 return ret;
701 }
702
703 #endif /* CONFIG_HS20 */
704
705
706 #ifdef CONFIG_INTERWORKING
707
708 static int hostapd_ctrl_iface_set_qos_map_set(struct hostapd_data *hapd,
709 const char *cmd)
710 {
711 u8 qos_map_set[16 + 2 * 21], count = 0;
712 const char *pos = cmd;
713 int val, ret;
714
715 for (;;) {
716 if (count == sizeof(qos_map_set)) {
717 wpa_printf(MSG_ERROR, "Too many qos_map_set parameters");
718 return -1;
719 }
720
721 val = atoi(pos);
722 if (val < 0 || val > 255) {
723 wpa_printf(MSG_INFO, "Invalid QoS Map Set");
724 return -1;
725 }
726
727 qos_map_set[count++] = val;
728 pos = os_strchr(pos, ',');
729 if (!pos)
730 break;
731 pos++;
732 }
733
734 if (count < 16 || count & 1) {
735 wpa_printf(MSG_INFO, "Invalid QoS Map Set");
736 return -1;
737 }
738
739 ret = hostapd_drv_set_qos_map(hapd, qos_map_set, count);
740 if (ret) {
741 wpa_printf(MSG_INFO, "Failed to set QoS Map Set");
742 return -1;
743 }
744
745 os_memcpy(hapd->conf->qos_map_set, qos_map_set, count);
746 hapd->conf->qos_map_set_len = count;
747
748 return 0;
749 }
750
751
752 static int hostapd_ctrl_iface_send_qos_map_conf(struct hostapd_data *hapd,
753 const char *cmd)
754 {
755 u8 addr[ETH_ALEN];
756 struct sta_info *sta;
757 struct wpabuf *buf;
758 u8 *qos_map_set = hapd->conf->qos_map_set;
759 u8 qos_map_set_len = hapd->conf->qos_map_set_len;
760 int ret;
761
762 if (!qos_map_set_len) {
763 wpa_printf(MSG_INFO, "QoS Map Set is not set");
764 return -1;
765 }
766
767 if (hwaddr_aton(cmd, addr))
768 return -1;
769
770 sta = ap_get_sta(hapd, addr);
771 if (sta == NULL) {
772 wpa_printf(MSG_DEBUG, "Station " MACSTR " not found "
773 "for QoS Map Configuration message",
774 MAC2STR(addr));
775 return -1;
776 }
777
778 if (!sta->qos_map_enabled) {
779 wpa_printf(MSG_DEBUG, "Station " MACSTR " did not indicate "
780 "support for QoS Map", MAC2STR(addr));
781 return -1;
782 }
783
784 buf = wpabuf_alloc(2 + 2 + qos_map_set_len);
785 if (buf == NULL)
786 return -1;
787
788 wpabuf_put_u8(buf, WLAN_ACTION_QOS);
789 wpabuf_put_u8(buf, QOS_QOS_MAP_CONFIG);
790
791 /* QoS Map Set Element */
792 wpabuf_put_u8(buf, WLAN_EID_QOS_MAP_SET);
793 wpabuf_put_u8(buf, qos_map_set_len);
794 wpabuf_put_data(buf, qos_map_set, qos_map_set_len);
795
796 ret = hostapd_drv_send_action(hapd, hapd->iface->freq, 0, addr,
797 wpabuf_head(buf), wpabuf_len(buf));
798 wpabuf_free(buf);
799
800 return ret;
801 }
802
803 #endif /* CONFIG_INTERWORKING */
804
805
806 #ifdef CONFIG_WNM
807
808 static int hostapd_ctrl_iface_disassoc_imminent(struct hostapd_data *hapd,
809 const char *cmd)
810 {
811 u8 addr[ETH_ALEN];
812 int disassoc_timer;
813 struct sta_info *sta;
814
815 if (hwaddr_aton(cmd, addr))
816 return -1;
817 if (cmd[17] != ' ')
818 return -1;
819 disassoc_timer = atoi(cmd + 17);
820
821 sta = ap_get_sta(hapd, addr);
822 if (sta == NULL) {
823 wpa_printf(MSG_DEBUG, "Station " MACSTR
824 " not found for disassociation imminent message",
825 MAC2STR(addr));
826 return -1;
827 }
828
829 return wnm_send_disassoc_imminent(hapd, sta, disassoc_timer);
830 }
831
832
833 static int hostapd_ctrl_iface_ess_disassoc(struct hostapd_data *hapd,
834 const char *cmd)
835 {
836 u8 addr[ETH_ALEN];
837 const char *url, *timerstr;
838 int disassoc_timer;
839 struct sta_info *sta;
840
841 if (hwaddr_aton(cmd, addr))
842 return -1;
843
844 sta = ap_get_sta(hapd, addr);
845 if (sta == NULL) {
846 wpa_printf(MSG_DEBUG, "Station " MACSTR
847 " not found for ESS disassociation imminent message",
848 MAC2STR(addr));
849 return -1;
850 }
851
852 timerstr = cmd + 17;
853 if (*timerstr != ' ')
854 return -1;
855 timerstr++;
856 disassoc_timer = atoi(timerstr);
857 if (disassoc_timer < 0 || disassoc_timer > 65535)
858 return -1;
859
860 url = os_strchr(timerstr, ' ');
861 if (url == NULL)
862 return -1;
863 url++;
864
865 return wnm_send_ess_disassoc_imminent(hapd, sta, url, disassoc_timer);
866 }
867
868
869 static int hostapd_ctrl_iface_bss_tm_req(struct hostapd_data *hapd,
870 const char *cmd)
871 {
872 u8 addr[ETH_ALEN];
873 const char *pos, *end;
874 int disassoc_timer = 0;
875 struct sta_info *sta;
876 u8 req_mode = 0, valid_int = 0x01;
877 u8 bss_term_dur[12];
878 char *url = NULL;
879 int ret;
880 u8 nei_rep[1000];
881 u8 *nei_pos = nei_rep;
882
883 if (hwaddr_aton(cmd, addr)) {
884 wpa_printf(MSG_DEBUG, "Invalid STA MAC address");
885 return -1;
886 }
887
888 sta = ap_get_sta(hapd, addr);
889 if (sta == NULL) {
890 wpa_printf(MSG_DEBUG, "Station " MACSTR
891 " not found for BSS TM Request message",
892 MAC2STR(addr));
893 return -1;
894 }
895
896 pos = os_strstr(cmd, " disassoc_timer=");
897 if (pos) {
898 pos += 16;
899 disassoc_timer = atoi(pos);
900 if (disassoc_timer < 0 || disassoc_timer > 65535) {
901 wpa_printf(MSG_DEBUG, "Invalid disassoc_timer");
902 return -1;
903 }
904 }
905
906 pos = os_strstr(cmd, " valid_int=");
907 if (pos) {
908 pos += 11;
909 valid_int = atoi(pos);
910 }
911
912 pos = os_strstr(cmd, " bss_term=");
913 if (pos) {
914 pos += 10;
915 req_mode |= WNM_BSS_TM_REQ_BSS_TERMINATION_INCLUDED;
916 /* TODO: TSF configurable/learnable */
917 bss_term_dur[0] = 4; /* Subelement ID */
918 bss_term_dur[1] = 10; /* Length */
919 os_memset(bss_term_dur, 2, 8);
920 end = os_strchr(pos, ',');
921 if (end == NULL) {
922 wpa_printf(MSG_DEBUG, "Invalid bss_term data");
923 return -1;
924 }
925 end++;
926 WPA_PUT_LE16(&bss_term_dur[10], atoi(end));
927 }
928
929
930 /*
931 * BSS Transition Candidate List Entries - Neighbor Report elements
932 * neighbor=<BSSID>,<BSSID Information>,<Operating Class>,
933 * <Channel Number>,<PHY Type>[,<hexdump of Optional Subelements>]
934 */
935 pos = cmd;
936 while (pos) {
937 u8 *nei_start;
938 long int val;
939 char *endptr, *tmp;
940
941 pos = os_strstr(pos, " neighbor=");
942 if (!pos)
943 break;
944 if (nei_pos + 15 > nei_rep + sizeof(nei_rep)) {
945 wpa_printf(MSG_DEBUG,
946 "Not enough room for additional neighbor");
947 return -1;
948 }
949 pos += 10;
950
951 nei_start = nei_pos;
952 *nei_pos++ = WLAN_EID_NEIGHBOR_REPORT;
953 nei_pos++; /* length to be filled in */
954
955 if (hwaddr_aton(pos, nei_pos)) {
956 wpa_printf(MSG_DEBUG, "Invalid BSSID");
957 return -1;
958 }
959 nei_pos += ETH_ALEN;
960 pos += 17;
961 if (*pos != ',') {
962 wpa_printf(MSG_DEBUG, "Missing BSSID Information");
963 return -1;
964 }
965 pos++;
966
967 val = strtol(pos, &endptr, 0);
968 WPA_PUT_LE32(nei_pos, val);
969 nei_pos += 4;
970 if (*endptr != ',') {
971 wpa_printf(MSG_DEBUG, "Missing Operating Class");
972 return -1;
973 }
974 pos = endptr + 1;
975
976 *nei_pos++ = atoi(pos); /* Operating Class */
977 pos = os_strchr(pos, ',');
978 if (pos == NULL) {
979 wpa_printf(MSG_DEBUG, "Missing Channel Number");
980 return -1;
981 }
982 pos++;
983
984 *nei_pos++ = atoi(pos); /* Channel Number */
985 pos = os_strchr(pos, ',');
986 if (pos == NULL) {
987 wpa_printf(MSG_DEBUG, "Missing PHY Type");
988 return -1;
989 }
990 pos++;
991
992 *nei_pos++ = atoi(pos); /* PHY Type */
993 end = os_strchr(pos, ' ');
994 tmp = os_strchr(pos, ',');
995 if (tmp && (!end || tmp < end)) {
996 /* Optional Subelements (hexdump) */
997 size_t len;
998
999 pos = tmp + 1;
1000 end = os_strchr(pos, ' ');
1001 if (end)
1002 len = end - pos;
1003 else
1004 len = os_strlen(pos);
1005 if (nei_pos + len / 2 > nei_rep + sizeof(nei_rep)) {
1006 wpa_printf(MSG_DEBUG,
1007 "Not enough room for neighbor subelements");
1008 return -1;
1009 }
1010 if (len & 0x01 ||
1011 hexstr2bin(pos, nei_pos, len / 2) < 0) {
1012 wpa_printf(MSG_DEBUG,
1013 "Invalid neighbor subelement info");
1014 return -1;
1015 }
1016 nei_pos += len / 2;
1017 pos = end;
1018 }
1019
1020 nei_start[1] = nei_pos - nei_start - 2;
1021 }
1022
1023 pos = os_strstr(cmd, " url=");
1024 if (pos) {
1025 size_t len;
1026 pos += 5;
1027 end = os_strchr(pos, ' ');
1028 if (end)
1029 len = end - pos;
1030 else
1031 len = os_strlen(pos);
1032 url = os_malloc(len + 1);
1033 if (url == NULL)
1034 return -1;
1035 os_memcpy(url, pos, len);
1036 url[len] = '\0';
1037 req_mode |= WNM_BSS_TM_REQ_ESS_DISASSOC_IMMINENT;
1038 }
1039
1040 if (os_strstr(cmd, " pref=1"))
1041 req_mode |= WNM_BSS_TM_REQ_PREF_CAND_LIST_INCLUDED;
1042 if (os_strstr(cmd, " abridged=1"))
1043 req_mode |= WNM_BSS_TM_REQ_ABRIDGED;
1044 if (os_strstr(cmd, " disassoc_imminent=1"))
1045 req_mode |= WNM_BSS_TM_REQ_DISASSOC_IMMINENT;
1046
1047 ret = wnm_send_bss_tm_req(hapd, sta, req_mode, disassoc_timer,
1048 valid_int, bss_term_dur, url,
1049 nei_pos > nei_rep ? nei_rep : NULL,
1050 nei_pos - nei_rep);
1051 os_free(url);
1052 return ret;
1053 }
1054
1055 #endif /* CONFIG_WNM */
1056
1057
1058 static int hostapd_ctrl_iface_get_config(struct hostapd_data *hapd,
1059 char *buf, size_t buflen)
1060 {
1061 int ret;
1062 char *pos, *end;
1063
1064 pos = buf;
1065 end = buf + buflen;
1066
1067 ret = os_snprintf(pos, end - pos, "bssid=" MACSTR "\n"
1068 "ssid=%s\n",
1069 MAC2STR(hapd->own_addr),
1070 wpa_ssid_txt(hapd->conf->ssid.ssid,
1071 hapd->conf->ssid.ssid_len));
1072 if (os_snprintf_error(end - pos, ret))
1073 return pos - buf;
1074 pos += ret;
1075
1076 #ifdef CONFIG_WPS
1077 ret = os_snprintf(pos, end - pos, "wps_state=%s\n",
1078 hapd->conf->wps_state == 0 ? "disabled" :
1079 (hapd->conf->wps_state == 1 ? "not configured" :
1080 "configured"));
1081 if (os_snprintf_error(end - pos, ret))
1082 return pos - buf;
1083 pos += ret;
1084
1085 if (hapd->conf->wps_state && hapd->conf->wpa &&
1086 hapd->conf->ssid.wpa_passphrase) {
1087 ret = os_snprintf(pos, end - pos, "passphrase=%s\n",
1088 hapd->conf->ssid.wpa_passphrase);
1089 if (os_snprintf_error(end - pos, ret))
1090 return pos - buf;
1091 pos += ret;
1092 }
1093
1094 if (hapd->conf->wps_state && hapd->conf->wpa &&
1095 hapd->conf->ssid.wpa_psk &&
1096 hapd->conf->ssid.wpa_psk->group) {
1097 char hex[PMK_LEN * 2 + 1];
1098 wpa_snprintf_hex(hex, sizeof(hex),
1099 hapd->conf->ssid.wpa_psk->psk, PMK_LEN);
1100 ret = os_snprintf(pos, end - pos, "psk=%s\n", hex);
1101 if (os_snprintf_error(end - pos, ret))
1102 return pos - buf;
1103 pos += ret;
1104 }
1105 #endif /* CONFIG_WPS */
1106
1107 if (hapd->conf->wpa && hapd->conf->wpa_key_mgmt) {
1108 ret = os_snprintf(pos, end - pos, "key_mgmt=");
1109 if (os_snprintf_error(end - pos, ret))
1110 return pos - buf;
1111 pos += ret;
1112
1113 if (hapd->conf->wpa_key_mgmt & WPA_KEY_MGMT_PSK) {
1114 ret = os_snprintf(pos, end - pos, "WPA-PSK ");
1115 if (os_snprintf_error(end - pos, ret))
1116 return pos - buf;
1117 pos += ret;
1118 }
1119 if (hapd->conf->wpa_key_mgmt & WPA_KEY_MGMT_IEEE8021X) {
1120 ret = os_snprintf(pos, end - pos, "WPA-EAP ");
1121 if (os_snprintf_error(end - pos, ret))
1122 return pos - buf;
1123 pos += ret;
1124 }
1125 #ifdef CONFIG_IEEE80211R
1126 if (hapd->conf->wpa_key_mgmt & WPA_KEY_MGMT_FT_PSK) {
1127 ret = os_snprintf(pos, end - pos, "FT-PSK ");
1128 if (os_snprintf_error(end - pos, ret))
1129 return pos - buf;
1130 pos += ret;
1131 }
1132 if (hapd->conf->wpa_key_mgmt & WPA_KEY_MGMT_FT_IEEE8021X) {
1133 ret = os_snprintf(pos, end - pos, "FT-EAP ");
1134 if (os_snprintf_error(end - pos, ret))
1135 return pos - buf;
1136 pos += ret;
1137 }
1138 #ifdef CONFIG_SAE
1139 if (hapd->conf->wpa_key_mgmt & WPA_KEY_MGMT_FT_SAE) {
1140 ret = os_snprintf(pos, end - pos, "FT-SAE ");
1141 if (os_snprintf_error(end - pos, ret))
1142 return pos - buf;
1143 pos += ret;
1144 }
1145 #endif /* CONFIG_SAE */
1146 #endif /* CONFIG_IEEE80211R */
1147 #ifdef CONFIG_IEEE80211W
1148 if (hapd->conf->wpa_key_mgmt & WPA_KEY_MGMT_PSK_SHA256) {
1149 ret = os_snprintf(pos, end - pos, "WPA-PSK-SHA256 ");
1150 if (os_snprintf_error(end - pos, ret))
1151 return pos - buf;
1152 pos += ret;
1153 }
1154 if (hapd->conf->wpa_key_mgmt & WPA_KEY_MGMT_IEEE8021X_SHA256) {
1155 ret = os_snprintf(pos, end - pos, "WPA-EAP-SHA256 ");
1156 if (os_snprintf_error(end - pos, ret))
1157 return pos - buf;
1158 pos += ret;
1159 }
1160 #endif /* CONFIG_IEEE80211W */
1161 #ifdef CONFIG_SAE
1162 if (hapd->conf->wpa_key_mgmt & WPA_KEY_MGMT_SAE) {
1163 ret = os_snprintf(pos, end - pos, "SAE ");
1164 if (os_snprintf_error(end - pos, ret))
1165 return pos - buf;
1166 pos += ret;
1167 }
1168 #endif /* CONFIG_SAE */
1169 if (hapd->conf->wpa_key_mgmt & WPA_KEY_MGMT_IEEE8021X_SUITE_B) {
1170 ret = os_snprintf(pos, end - pos, "WPA-EAP-SUITE-B ");
1171 if (os_snprintf_error(end - pos, ret))
1172 return pos - buf;
1173 pos += ret;
1174 }
1175 if (hapd->conf->wpa_key_mgmt &
1176 WPA_KEY_MGMT_IEEE8021X_SUITE_B_192) {
1177 ret = os_snprintf(pos, end - pos,
1178 "WPA-EAP-SUITE-B-192 ");
1179 if (os_snprintf_error(end - pos, ret))
1180 return pos - buf;
1181 pos += ret;
1182 }
1183
1184 ret = os_snprintf(pos, end - pos, "\n");
1185 if (os_snprintf_error(end - pos, ret))
1186 return pos - buf;
1187 pos += ret;
1188 }
1189
1190 if (hapd->conf->wpa) {
1191 ret = os_snprintf(pos, end - pos, "group_cipher=%s\n",
1192 wpa_cipher_txt(hapd->conf->wpa_group));
1193 if (os_snprintf_error(end - pos, ret))
1194 return pos - buf;
1195 pos += ret;
1196 }
1197
1198 if ((hapd->conf->wpa & WPA_PROTO_RSN) && hapd->conf->rsn_pairwise) {
1199 ret = os_snprintf(pos, end - pos, "rsn_pairwise_cipher=");
1200 if (os_snprintf_error(end - pos, ret))
1201 return pos - buf;
1202 pos += ret;
1203
1204 ret = wpa_write_ciphers(pos, end, hapd->conf->rsn_pairwise,
1205 " ");
1206 if (ret < 0)
1207 return pos - buf;
1208 pos += ret;
1209
1210 ret = os_snprintf(pos, end - pos, "\n");
1211 if (os_snprintf_error(end - pos, ret))
1212 return pos - buf;
1213 pos += ret;
1214 }
1215
1216 if ((hapd->conf->wpa & WPA_PROTO_WPA) && hapd->conf->wpa_pairwise) {
1217 ret = os_snprintf(pos, end - pos, "wpa_pairwise_cipher=");
1218 if (os_snprintf_error(end - pos, ret))
1219 return pos - buf;
1220 pos += ret;
1221
1222 ret = wpa_write_ciphers(pos, end, hapd->conf->wpa_pairwise,
1223 " ");
1224 if (ret < 0)
1225 return pos - buf;
1226 pos += ret;
1227
1228 ret = os_snprintf(pos, end - pos, "\n");
1229 if (os_snprintf_error(end - pos, ret))
1230 return pos - buf;
1231 pos += ret;
1232 }
1233
1234 return pos - buf;
1235 }
1236
1237
1238 static int hostapd_ctrl_iface_set(struct hostapd_data *hapd, char *cmd)
1239 {
1240 char *value;
1241 int ret = 0;
1242
1243 value = os_strchr(cmd, ' ');
1244 if (value == NULL)
1245 return -1;
1246 *value++ = '\0';
1247
1248 wpa_printf(MSG_DEBUG, "CTRL_IFACE SET '%s'='%s'", cmd, value);
1249 if (0) {
1250 #ifdef CONFIG_WPS_TESTING
1251 } else if (os_strcasecmp(cmd, "wps_version_number") == 0) {
1252 long int val;
1253 val = strtol(value, NULL, 0);
1254 if (val < 0 || val > 0xff) {
1255 ret = -1;
1256 wpa_printf(MSG_DEBUG, "WPS: Invalid "
1257 "wps_version_number %ld", val);
1258 } else {
1259 wps_version_number = val;
1260 wpa_printf(MSG_DEBUG, "WPS: Testing - force WPS "
1261 "version %u.%u",
1262 (wps_version_number & 0xf0) >> 4,
1263 wps_version_number & 0x0f);
1264 hostapd_wps_update_ie(hapd);
1265 }
1266 } else if (os_strcasecmp(cmd, "wps_testing_dummy_cred") == 0) {
1267 wps_testing_dummy_cred = atoi(value);
1268 wpa_printf(MSG_DEBUG, "WPS: Testing - dummy_cred=%d",
1269 wps_testing_dummy_cred);
1270 } else if (os_strcasecmp(cmd, "wps_corrupt_pkhash") == 0) {
1271 wps_corrupt_pkhash = atoi(value);
1272 wpa_printf(MSG_DEBUG, "WPS: Testing - wps_corrupt_pkhash=%d",
1273 wps_corrupt_pkhash);
1274 #endif /* CONFIG_WPS_TESTING */
1275 #ifdef CONFIG_INTERWORKING
1276 } else if (os_strcasecmp(cmd, "gas_frag_limit") == 0) {
1277 int val = atoi(value);
1278 if (val <= 0)
1279 ret = -1;
1280 else
1281 hapd->gas_frag_limit = val;
1282 #endif /* CONFIG_INTERWORKING */
1283 #ifdef CONFIG_TESTING_OPTIONS
1284 } else if (os_strcasecmp(cmd, "ext_mgmt_frame_handling") == 0) {
1285 hapd->ext_mgmt_frame_handling = atoi(value);
1286 } else if (os_strcasecmp(cmd, "ext_eapol_frame_io") == 0) {
1287 hapd->ext_eapol_frame_io = atoi(value);
1288 #endif /* CONFIG_TESTING_OPTIONS */
1289 } else {
1290 struct sta_info *sta;
1291 int vlan_id;
1292
1293 ret = hostapd_set_iface(hapd->iconf, hapd->conf, cmd, value);
1294 if (ret)
1295 return ret;
1296
1297 if (os_strcasecmp(cmd, "deny_mac_file") == 0) {
1298 for (sta = hapd->sta_list; sta; sta = sta->next) {
1299 if (hostapd_maclist_found(
1300 hapd->conf->deny_mac,
1301 hapd->conf->num_deny_mac, sta->addr,
1302 &vlan_id) &&
1303 (!vlan_id || vlan_id == sta->vlan_id))
1304 ap_sta_disconnect(
1305 hapd, sta, sta->addr,
1306 WLAN_REASON_UNSPECIFIED);
1307 }
1308 } else if (hapd->conf->macaddr_acl == DENY_UNLESS_ACCEPTED &&
1309 os_strcasecmp(cmd, "accept_mac_file") == 0) {
1310 for (sta = hapd->sta_list; sta; sta = sta->next) {
1311 if (!hostapd_maclist_found(
1312 hapd->conf->accept_mac,
1313 hapd->conf->num_accept_mac,
1314 sta->addr, &vlan_id) ||
1315 (vlan_id && vlan_id != sta->vlan_id))
1316 ap_sta_disconnect(
1317 hapd, sta, sta->addr,
1318 WLAN_REASON_UNSPECIFIED);
1319 }
1320 }
1321 }
1322
1323 return ret;
1324 }
1325
1326
1327 static int hostapd_ctrl_iface_get(struct hostapd_data *hapd, char *cmd,
1328 char *buf, size_t buflen)
1329 {
1330 int res;
1331
1332 wpa_printf(MSG_DEBUG, "CTRL_IFACE GET '%s'", cmd);
1333
1334 if (os_strcmp(cmd, "version") == 0) {
1335 res = os_snprintf(buf, buflen, "%s", VERSION_STR);
1336 if (os_snprintf_error(buflen, res))
1337 return -1;
1338 return res;
1339 } else if (os_strcmp(cmd, "tls_library") == 0) {
1340 res = tls_get_library_version(buf, buflen);
1341 if (os_snprintf_error(buflen, res))
1342 return -1;
1343 return res;
1344 }
1345
1346 return -1;
1347 }
1348
1349
1350 static int hostapd_ctrl_iface_enable(struct hostapd_iface *iface)
1351 {
1352 if (hostapd_enable_iface(iface) < 0) {
1353 wpa_printf(MSG_ERROR, "Enabling of interface failed");
1354 return -1;
1355 }
1356 return 0;
1357 }
1358
1359
1360 static int hostapd_ctrl_iface_reload(struct hostapd_iface *iface)
1361 {
1362 if (hostapd_reload_iface(iface) < 0) {
1363 wpa_printf(MSG_ERROR, "Reloading of interface failed");
1364 return -1;
1365 }
1366 return 0;
1367 }
1368
1369
1370 static int hostapd_ctrl_iface_disable(struct hostapd_iface *iface)
1371 {
1372 if (hostapd_disable_iface(iface) < 0) {
1373 wpa_printf(MSG_ERROR, "Disabling of interface failed");
1374 return -1;
1375 }
1376 return 0;
1377 }
1378
1379
1380 #ifdef CONFIG_TESTING_OPTIONS
1381
1382 static int hostapd_ctrl_iface_radar(struct hostapd_data *hapd, char *cmd)
1383 {
1384 union wpa_event_data data;
1385 char *pos, *param;
1386 enum wpa_event_type event;
1387
1388 wpa_printf(MSG_DEBUG, "RADAR TEST: %s", cmd);
1389
1390 os_memset(&data, 0, sizeof(data));
1391
1392 param = os_strchr(cmd, ' ');
1393 if (param == NULL)
1394 return -1;
1395 *param++ = '\0';
1396
1397 if (os_strcmp(cmd, "DETECTED") == 0)
1398 event = EVENT_DFS_RADAR_DETECTED;
1399 else if (os_strcmp(cmd, "CAC-FINISHED") == 0)
1400 event = EVENT_DFS_CAC_FINISHED;
1401 else if (os_strcmp(cmd, "CAC-ABORTED") == 0)
1402 event = EVENT_DFS_CAC_ABORTED;
1403 else if (os_strcmp(cmd, "NOP-FINISHED") == 0)
1404 event = EVENT_DFS_NOP_FINISHED;
1405 else {
1406 wpa_printf(MSG_DEBUG, "Unsupported RADAR test command: %s",
1407 cmd);
1408 return -1;
1409 }
1410
1411 pos = os_strstr(param, "freq=");
1412 if (pos)
1413 data.dfs_event.freq = atoi(pos + 5);
1414
1415 pos = os_strstr(param, "ht_enabled=1");
1416 if (pos)
1417 data.dfs_event.ht_enabled = 1;
1418
1419 pos = os_strstr(param, "chan_offset=");
1420 if (pos)
1421 data.dfs_event.chan_offset = atoi(pos + 12);
1422
1423 pos = os_strstr(param, "chan_width=");
1424 if (pos)
1425 data.dfs_event.chan_width = atoi(pos + 11);
1426
1427 pos = os_strstr(param, "cf1=");
1428 if (pos)
1429 data.dfs_event.cf1 = atoi(pos + 4);
1430
1431 pos = os_strstr(param, "cf2=");
1432 if (pos)
1433 data.dfs_event.cf2 = atoi(pos + 4);
1434
1435 wpa_supplicant_event(hapd, event, &data);
1436
1437 return 0;
1438 }
1439
1440
1441 static int hostapd_ctrl_iface_mgmt_tx(struct hostapd_data *hapd, char *cmd)
1442 {
1443 size_t len;
1444 u8 *buf;
1445 int res;
1446
1447 wpa_printf(MSG_DEBUG, "External MGMT TX: %s", cmd);
1448
1449 len = os_strlen(cmd);
1450 if (len & 1)
1451 return -1;
1452 len /= 2;
1453
1454 buf = os_malloc(len);
1455 if (buf == NULL)
1456 return -1;
1457
1458 if (hexstr2bin(cmd, buf, len) < 0) {
1459 os_free(buf);
1460 return -1;
1461 }
1462
1463 res = hostapd_drv_send_mlme(hapd, buf, len, 0);
1464 os_free(buf);
1465 return res;
1466 }
1467
1468
1469 static int hostapd_ctrl_iface_eapol_rx(struct hostapd_data *hapd, char *cmd)
1470 {
1471 char *pos;
1472 u8 src[ETH_ALEN], *buf;
1473 int used;
1474 size_t len;
1475
1476 wpa_printf(MSG_DEBUG, "External EAPOL RX: %s", cmd);
1477
1478 pos = cmd;
1479 used = hwaddr_aton2(pos, src);
1480 if (used < 0)
1481 return -1;
1482 pos += used;
1483 while (*pos == ' ')
1484 pos++;
1485
1486 len = os_strlen(pos);
1487 if (len & 1)
1488 return -1;
1489 len /= 2;
1490
1491 buf = os_malloc(len);
1492 if (buf == NULL)
1493 return -1;
1494
1495 if (hexstr2bin(pos, buf, len) < 0) {
1496 os_free(buf);
1497 return -1;
1498 }
1499
1500 ieee802_1x_receive(hapd, src, buf, len);
1501 os_free(buf);
1502
1503 return 0;
1504 }
1505
1506
1507 static u16 ipv4_hdr_checksum(const void *buf, size_t len)
1508 {
1509 size_t i;
1510 u32 sum = 0;
1511 const u16 *pos = buf;
1512
1513 for (i = 0; i < len / 2; i++)
1514 sum += *pos++;
1515
1516 while (sum >> 16)
1517 sum = (sum & 0xffff) + (sum >> 16);
1518
1519 return sum ^ 0xffff;
1520 }
1521
1522
1523 #define HWSIM_PACKETLEN 1500
1524 #define HWSIM_IP_LEN (HWSIM_PACKETLEN - sizeof(struct ether_header))
1525
1526 void hostapd_data_test_rx(void *ctx, const u8 *src_addr, const u8 *buf,
1527 size_t len)
1528 {
1529 struct hostapd_data *hapd = ctx;
1530 const struct ether_header *eth;
1531 const struct iphdr *ip;
1532 const u8 *pos;
1533 unsigned int i;
1534
1535 if (len != HWSIM_PACKETLEN)
1536 return;
1537
1538 eth = (const struct ether_header *) buf;
1539 ip = (const struct iphdr *) (eth + 1);
1540 pos = (const u8 *) (ip + 1);
1541
1542 if (ip->ihl != 5 || ip->version != 4 ||
1543 ntohs(ip->tot_len) != HWSIM_IP_LEN)
1544 return;
1545
1546 for (i = 0; i < HWSIM_IP_LEN - sizeof(*ip); i++) {
1547 if (*pos != (u8) i)
1548 return;
1549 pos++;
1550 }
1551
1552 wpa_msg(hapd->msg_ctx, MSG_INFO, "DATA-TEST-RX " MACSTR " " MACSTR,
1553 MAC2STR(eth->ether_dhost), MAC2STR(eth->ether_shost));
1554 }
1555
1556
1557 static int hostapd_ctrl_iface_data_test_config(struct hostapd_data *hapd,
1558 char *cmd)
1559 {
1560 int enabled = atoi(cmd);
1561 char *pos;
1562 const char *ifname;
1563
1564 if (!enabled) {
1565 if (hapd->l2_test) {
1566 l2_packet_deinit(hapd->l2_test);
1567 hapd->l2_test = NULL;
1568 wpa_dbg(hapd->msg_ctx, MSG_DEBUG,
1569 "test data: Disabled");
1570 }
1571 return 0;
1572 }
1573
1574 if (hapd->l2_test)
1575 return 0;
1576
1577 pos = os_strstr(cmd, " ifname=");
1578 if (pos)
1579 ifname = pos + 8;
1580 else
1581 ifname = hapd->conf->iface;
1582
1583 hapd->l2_test = l2_packet_init(ifname, hapd->own_addr,
1584 ETHERTYPE_IP, hostapd_data_test_rx,
1585 hapd, 1);
1586 if (hapd->l2_test == NULL)
1587 return -1;
1588
1589 wpa_dbg(hapd->msg_ctx, MSG_DEBUG, "test data: Enabled");
1590
1591 return 0;
1592 }
1593
1594
1595 static int hostapd_ctrl_iface_data_test_tx(struct hostapd_data *hapd, char *cmd)
1596 {
1597 u8 dst[ETH_ALEN], src[ETH_ALEN];
1598 char *pos;
1599 int used;
1600 long int val;
1601 u8 tos;
1602 u8 buf[HWSIM_PACKETLEN];
1603 struct ether_header *eth;
1604 struct iphdr *ip;
1605 u8 *dpos;
1606 unsigned int i;
1607
1608 if (hapd->l2_test == NULL)
1609 return -1;
1610
1611 /* format: <dst> <src> <tos> */
1612
1613 pos = cmd;
1614 used = hwaddr_aton2(pos, dst);
1615 if (used < 0)
1616 return -1;
1617 pos += used;
1618 while (*pos == ' ')
1619 pos++;
1620 used = hwaddr_aton2(pos, src);
1621 if (used < 0)
1622 return -1;
1623 pos += used;
1624
1625 val = strtol(pos, NULL, 0);
1626 if (val < 0 || val > 0xff)
1627 return -1;
1628 tos = val;
1629
1630 eth = (struct ether_header *) buf;
1631 os_memcpy(eth->ether_dhost, dst, ETH_ALEN);
1632 os_memcpy(eth->ether_shost, src, ETH_ALEN);
1633 eth->ether_type = htons(ETHERTYPE_IP);
1634 ip = (struct iphdr *) (eth + 1);
1635 os_memset(ip, 0, sizeof(*ip));
1636 ip->ihl = 5;
1637 ip->version = 4;
1638 ip->ttl = 64;
1639 ip->tos = tos;
1640 ip->tot_len = htons(HWSIM_IP_LEN);
1641 ip->protocol = 1;
1642 ip->saddr = htonl(192 << 24 | 168 << 16 | 1 << 8 | 1);
1643 ip->daddr = htonl(192 << 24 | 168 << 16 | 1 << 8 | 2);
1644 ip->check = ipv4_hdr_checksum(ip, sizeof(*ip));
1645 dpos = (u8 *) (ip + 1);
1646 for (i = 0; i < HWSIM_IP_LEN - sizeof(*ip); i++)
1647 *dpos++ = i;
1648
1649 if (l2_packet_send(hapd->l2_test, dst, ETHERTYPE_IP, buf,
1650 HWSIM_PACKETLEN) < 0)
1651 return -1;
1652
1653 wpa_dbg(hapd->msg_ctx, MSG_DEBUG, "test data: TX dst=" MACSTR
1654 " src=" MACSTR " tos=0x%x", MAC2STR(dst), MAC2STR(src), tos);
1655
1656 return 0;
1657 }
1658
1659
1660 static int hostapd_ctrl_iface_data_test_frame(struct hostapd_data *hapd,
1661 char *cmd)
1662 {
1663 u8 *buf;
1664 struct ether_header *eth;
1665 struct l2_packet_data *l2 = NULL;
1666 size_t len;
1667 u16 ethertype;
1668 int res = -1;
1669 const char *ifname = hapd->conf->iface;
1670
1671 if (os_strncmp(cmd, "ifname=", 7) == 0) {
1672 cmd += 7;
1673 ifname = cmd;
1674 cmd = os_strchr(cmd, ' ');
1675 if (cmd == NULL)
1676 return -1;
1677 *cmd++ = '\0';
1678 }
1679
1680 len = os_strlen(cmd);
1681 if (len & 1 || len < ETH_HLEN * 2)
1682 return -1;
1683 len /= 2;
1684
1685 buf = os_malloc(len);
1686 if (buf == NULL)
1687 return -1;
1688
1689 if (hexstr2bin(cmd, buf, len) < 0)
1690 goto done;
1691
1692 eth = (struct ether_header *) buf;
1693 ethertype = ntohs(eth->ether_type);
1694
1695 l2 = l2_packet_init(ifname, hapd->own_addr, ethertype,
1696 hostapd_data_test_rx, hapd, 1);
1697 if (l2 == NULL)
1698 goto done;
1699
1700 res = l2_packet_send(l2, eth->ether_dhost, ethertype, buf, len);
1701 wpa_dbg(hapd->msg_ctx, MSG_DEBUG, "test data: TX frame res=%d", res);
1702 done:
1703 if (l2)
1704 l2_packet_deinit(l2);
1705 os_free(buf);
1706
1707 return res < 0 ? -1 : 0;
1708 }
1709
1710
1711 static int hostapd_ctrl_test_alloc_fail(struct hostapd_data *hapd, char *cmd)
1712 {
1713 #ifdef WPA_TRACE_BFD
1714 extern char wpa_trace_fail_func[256];
1715 extern unsigned int wpa_trace_fail_after;
1716 char *pos;
1717
1718 wpa_trace_fail_after = atoi(cmd);
1719 pos = os_strchr(cmd, ':');
1720 if (pos) {
1721 pos++;
1722 os_strlcpy(wpa_trace_fail_func, pos,
1723 sizeof(wpa_trace_fail_func));
1724 } else {
1725 wpa_trace_fail_after = 0;
1726 }
1727
1728 return 0;
1729 #else /* WPA_TRACE_BFD */
1730 return -1;
1731 #endif /* WPA_TRACE_BFD */
1732 }
1733
1734
1735 static int hostapd_ctrl_get_alloc_fail(struct hostapd_data *hapd,
1736 char *buf, size_t buflen)
1737 {
1738 #ifdef WPA_TRACE_BFD
1739 extern char wpa_trace_fail_func[256];
1740 extern unsigned int wpa_trace_fail_after;
1741
1742 return os_snprintf(buf, buflen, "%u:%s", wpa_trace_fail_after,
1743 wpa_trace_fail_func);
1744 #else /* WPA_TRACE_BFD */
1745 return -1;
1746 #endif /* WPA_TRACE_BFD */
1747 }
1748
1749 #endif /* CONFIG_TESTING_OPTIONS */
1750
1751
1752 static int hostapd_ctrl_iface_chan_switch(struct hostapd_iface *iface,
1753 char *pos)
1754 {
1755 #ifdef NEED_AP_MLME
1756 struct csa_settings settings;
1757 int ret;
1758 unsigned int i;
1759
1760 ret = hostapd_parse_csa_settings(pos, &settings);
1761 if (ret)
1762 return ret;
1763
1764 for (i = 0; i < iface->num_bss; i++) {
1765 ret = hostapd_switch_channel(iface->bss[i], &settings);
1766 if (ret) {
1767 /* FIX: What do we do if CSA fails in the middle of
1768 * submitting multi-BSS CSA requests? */
1769 return ret;
1770 }
1771 }
1772
1773 return 0;
1774 #else /* NEED_AP_MLME */
1775 return -1;
1776 #endif /* NEED_AP_MLME */
1777 }
1778
1779
1780 static int hostapd_ctrl_iface_mib(struct hostapd_data *hapd, char *reply,
1781 int reply_size, const char *param)
1782 {
1783 #ifdef RADIUS_SERVER
1784 if (os_strcmp(param, "radius_server") == 0) {
1785 return radius_server_get_mib(hapd->radius_srv, reply,
1786 reply_size);
1787 }
1788 #endif /* RADIUS_SERVER */
1789 return -1;
1790 }
1791
1792
1793 static int hostapd_ctrl_iface_vendor(struct hostapd_data *hapd, char *cmd,
1794 char *buf, size_t buflen)
1795 {
1796 int ret;
1797 char *pos;
1798 u8 *data = NULL;
1799 unsigned int vendor_id, subcmd;
1800 struct wpabuf *reply;
1801 size_t data_len = 0;
1802
1803 /* cmd: <vendor id> <subcommand id> [<hex formatted data>] */
1804 vendor_id = strtoul(cmd, &pos, 16);
1805 if (!isblank(*pos))
1806 return -EINVAL;
1807
1808 subcmd = strtoul(pos, &pos, 10);
1809
1810 if (*pos != '\0') {
1811 if (!isblank(*pos++))
1812 return -EINVAL;
1813 data_len = os_strlen(pos);
1814 }
1815
1816 if (data_len) {
1817 data_len /= 2;
1818 data = os_malloc(data_len);
1819 if (!data)
1820 return -ENOBUFS;
1821
1822 if (hexstr2bin(pos, data, data_len)) {
1823 wpa_printf(MSG_DEBUG,
1824 "Vendor command: wrong parameter format");
1825 os_free(data);
1826 return -EINVAL;
1827 }
1828 }
1829
1830 reply = wpabuf_alloc((buflen - 1) / 2);
1831 if (!reply) {
1832 os_free(data);
1833 return -ENOBUFS;
1834 }
1835
1836 ret = hostapd_drv_vendor_cmd(hapd, vendor_id, subcmd, data, data_len,
1837 reply);
1838
1839 if (ret == 0)
1840 ret = wpa_snprintf_hex(buf, buflen, wpabuf_head_u8(reply),
1841 wpabuf_len(reply));
1842
1843 wpabuf_free(reply);
1844 os_free(data);
1845
1846 return ret;
1847 }
1848
1849
1850 static void hostapd_ctrl_iface_receive(int sock, void *eloop_ctx,
1851 void *sock_ctx)
1852 {
1853 struct hostapd_data *hapd = eloop_ctx;
1854 char buf[4096];
1855 int res;
1856 struct sockaddr_un from;
1857 socklen_t fromlen = sizeof(from);
1858 char *reply;
1859 const int reply_size = 4096;
1860 int reply_len;
1861 int level = MSG_DEBUG;
1862
1863 res = recvfrom(sock, buf, sizeof(buf) - 1, 0,
1864 (struct sockaddr *) &from, &fromlen);
1865 if (res < 0) {
1866 wpa_printf(MSG_ERROR, "recvfrom(ctrl_iface): %s",
1867 strerror(errno));
1868 return;
1869 }
1870 buf[res] = '\0';
1871 if (os_strcmp(buf, "PING") == 0)
1872 level = MSG_EXCESSIVE;
1873 wpa_hexdump_ascii(level, "RX ctrl_iface", (u8 *) buf, res);
1874
1875 reply = os_malloc(reply_size);
1876 if (reply == NULL) {
1877 if (sendto(sock, "FAIL\n", 5, 0, (struct sockaddr *) &from,
1878 fromlen) < 0) {
1879 wpa_printf(MSG_DEBUG, "CTRL: sendto failed: %s",
1880 strerror(errno));
1881 }
1882 return;
1883 }
1884
1885 os_memcpy(reply, "OK\n", 3);
1886 reply_len = 3;
1887
1888 if (os_strcmp(buf, "PING") == 0) {
1889 os_memcpy(reply, "PONG\n", 5);
1890 reply_len = 5;
1891 } else if (os_strncmp(buf, "RELOG", 5) == 0) {
1892 if (wpa_debug_reopen_file() < 0)
1893 reply_len = -1;
1894 } else if (os_strcmp(buf, "STATUS") == 0) {
1895 reply_len = hostapd_ctrl_iface_status(hapd, reply,
1896 reply_size);
1897 } else if (os_strcmp(buf, "STATUS-DRIVER") == 0) {
1898 reply_len = hostapd_drv_status(hapd, reply, reply_size);
1899 } else if (os_strcmp(buf, "MIB") == 0) {
1900 reply_len = ieee802_11_get_mib(hapd, reply, reply_size);
1901 if (reply_len >= 0) {
1902 res = wpa_get_mib(hapd->wpa_auth, reply + reply_len,
1903 reply_size - reply_len);
1904 if (res < 0)
1905 reply_len = -1;
1906 else
1907 reply_len += res;
1908 }
1909 if (reply_len >= 0) {
1910 res = ieee802_1x_get_mib(hapd, reply + reply_len,
1911 reply_size - reply_len);
1912 if (res < 0)
1913 reply_len = -1;
1914 else
1915 reply_len += res;
1916 }
1917 #ifndef CONFIG_NO_RADIUS
1918 if (reply_len >= 0) {
1919 res = radius_client_get_mib(hapd->radius,
1920 reply + reply_len,
1921 reply_size - reply_len);
1922 if (res < 0)
1923 reply_len = -1;
1924 else
1925 reply_len += res;
1926 }
1927 #endif /* CONFIG_NO_RADIUS */
1928 } else if (os_strncmp(buf, "MIB ", 4) == 0) {
1929 reply_len = hostapd_ctrl_iface_mib(hapd, reply, reply_size,
1930 buf + 4);
1931 } else if (os_strcmp(buf, "STA-FIRST") == 0) {
1932 reply_len = hostapd_ctrl_iface_sta_first(hapd, reply,
1933 reply_size);
1934 } else if (os_strncmp(buf, "STA ", 4) == 0) {
1935 reply_len = hostapd_ctrl_iface_sta(hapd, buf + 4, reply,
1936 reply_size);
1937 } else if (os_strncmp(buf, "STA-NEXT ", 9) == 0) {
1938 reply_len = hostapd_ctrl_iface_sta_next(hapd, buf + 9, reply,
1939 reply_size);
1940 } else if (os_strcmp(buf, "ATTACH") == 0) {
1941 if (hostapd_ctrl_iface_attach(hapd, &from, fromlen))
1942 reply_len = -1;
1943 } else if (os_strcmp(buf, "DETACH") == 0) {
1944 if (hostapd_ctrl_iface_detach(hapd, &from, fromlen))
1945 reply_len = -1;
1946 } else if (os_strncmp(buf, "LEVEL ", 6) == 0) {
1947 if (hostapd_ctrl_iface_level(hapd, &from, fromlen,
1948 buf + 6))
1949 reply_len = -1;
1950 } else if (os_strncmp(buf, "NEW_STA ", 8) == 0) {
1951 if (hostapd_ctrl_iface_new_sta(hapd, buf + 8))
1952 reply_len = -1;
1953 } else if (os_strncmp(buf, "DEAUTHENTICATE ", 15) == 0) {
1954 if (hostapd_ctrl_iface_deauthenticate(hapd, buf + 15))
1955 reply_len = -1;
1956 } else if (os_strncmp(buf, "DISASSOCIATE ", 13) == 0) {
1957 if (hostapd_ctrl_iface_disassociate(hapd, buf + 13))
1958 reply_len = -1;
1959 } else if (os_strcmp(buf, "STOP_AP") == 0) {
1960 if (hostapd_ctrl_iface_stop_ap(hapd))
1961 reply_len = -1;
1962 #ifdef CONFIG_IEEE80211W
1963 #ifdef NEED_AP_MLME
1964 } else if (os_strncmp(buf, "SA_QUERY ", 9) == 0) {
1965 if (hostapd_ctrl_iface_sa_query(hapd, buf + 9))
1966 reply_len = -1;
1967 #endif /* NEED_AP_MLME */
1968 #endif /* CONFIG_IEEE80211W */
1969 #ifdef CONFIG_WPS
1970 } else if (os_strncmp(buf, "WPS_PIN ", 8) == 0) {
1971 if (hostapd_ctrl_iface_wps_pin(hapd, buf + 8))
1972 reply_len = -1;
1973 } else if (os_strncmp(buf, "WPS_CHECK_PIN ", 14) == 0) {
1974 reply_len = hostapd_ctrl_iface_wps_check_pin(
1975 hapd, buf + 14, reply, reply_size);
1976 } else if (os_strcmp(buf, "WPS_PBC") == 0) {
1977 if (hostapd_wps_button_pushed(hapd, NULL))
1978 reply_len = -1;
1979 } else if (os_strcmp(buf, "WPS_CANCEL") == 0) {
1980 if (hostapd_wps_cancel(hapd))
1981 reply_len = -1;
1982 } else if (os_strncmp(buf, "WPS_AP_PIN ", 11) == 0) {
1983 reply_len = hostapd_ctrl_iface_wps_ap_pin(hapd, buf + 11,
1984 reply, reply_size);
1985 } else if (os_strncmp(buf, "WPS_CONFIG ", 11) == 0) {
1986 if (hostapd_ctrl_iface_wps_config(hapd, buf + 11) < 0)
1987 reply_len = -1;
1988 } else if (os_strncmp(buf, "WPS_GET_STATUS", 13) == 0) {
1989 reply_len = hostapd_ctrl_iface_wps_get_status(hapd, reply,
1990 reply_size);
1991 #ifdef CONFIG_WPS_NFC
1992 } else if (os_strncmp(buf, "WPS_NFC_TAG_READ ", 17) == 0) {
1993 if (hostapd_ctrl_iface_wps_nfc_tag_read(hapd, buf + 17))
1994 reply_len = -1;
1995 } else if (os_strncmp(buf, "WPS_NFC_CONFIG_TOKEN ", 21) == 0) {
1996 reply_len = hostapd_ctrl_iface_wps_nfc_config_token(
1997 hapd, buf + 21, reply, reply_size);
1998 } else if (os_strncmp(buf, "WPS_NFC_TOKEN ", 14) == 0) {
1999 reply_len = hostapd_ctrl_iface_wps_nfc_token(
2000 hapd, buf + 14, reply, reply_size);
2001 } else if (os_strncmp(buf, "NFC_GET_HANDOVER_SEL ", 21) == 0) {
2002 reply_len = hostapd_ctrl_iface_nfc_get_handover_sel(
2003 hapd, buf + 21, reply, reply_size);
2004 } else if (os_strncmp(buf, "NFC_REPORT_HANDOVER ", 20) == 0) {
2005 if (hostapd_ctrl_iface_nfc_report_handover(hapd, buf + 20))
2006 reply_len = -1;
2007 #endif /* CONFIG_WPS_NFC */
2008 #endif /* CONFIG_WPS */
2009 #ifdef CONFIG_INTERWORKING
2010 } else if (os_strncmp(buf, "SET_QOS_MAP_SET ", 16) == 0) {
2011 if (hostapd_ctrl_iface_set_qos_map_set(hapd, buf + 16))
2012 reply_len = -1;
2013 } else if (os_strncmp(buf, "SEND_QOS_MAP_CONF ", 18) == 0) {
2014 if (hostapd_ctrl_iface_send_qos_map_conf(hapd, buf + 18))
2015 reply_len = -1;
2016 #endif /* CONFIG_INTERWORKING */
2017 #ifdef CONFIG_HS20
2018 } else if (os_strncmp(buf, "HS20_WNM_NOTIF ", 15) == 0) {
2019 if (hostapd_ctrl_iface_hs20_wnm_notif(hapd, buf + 15))
2020 reply_len = -1;
2021 } else if (os_strncmp(buf, "HS20_DEAUTH_REQ ", 16) == 0) {
2022 if (hostapd_ctrl_iface_hs20_deauth_req(hapd, buf + 16))
2023 reply_len = -1;
2024 #endif /* CONFIG_HS20 */
2025 #ifdef CONFIG_WNM
2026 } else if (os_strncmp(buf, "DISASSOC_IMMINENT ", 18) == 0) {
2027 if (hostapd_ctrl_iface_disassoc_imminent(hapd, buf + 18))
2028 reply_len = -1;
2029 } else if (os_strncmp(buf, "ESS_DISASSOC ", 13) == 0) {
2030 if (hostapd_ctrl_iface_ess_disassoc(hapd, buf + 13))
2031 reply_len = -1;
2032 } else if (os_strncmp(buf, "BSS_TM_REQ ", 11) == 0) {
2033 if (hostapd_ctrl_iface_bss_tm_req(hapd, buf + 11))
2034 reply_len = -1;
2035 #endif /* CONFIG_WNM */
2036 } else if (os_strcmp(buf, "GET_CONFIG") == 0) {
2037 reply_len = hostapd_ctrl_iface_get_config(hapd, reply,
2038 reply_size);
2039 } else if (os_strncmp(buf, "SET ", 4) == 0) {
2040 if (hostapd_ctrl_iface_set(hapd, buf + 4))
2041 reply_len = -1;
2042 } else if (os_strncmp(buf, "GET ", 4) == 0) {
2043 reply_len = hostapd_ctrl_iface_get(hapd, buf + 4, reply,
2044 reply_size);
2045 } else if (os_strncmp(buf, "ENABLE", 6) == 0) {
2046 if (hostapd_ctrl_iface_enable(hapd->iface))
2047 reply_len = -1;
2048 } else if (os_strncmp(buf, "RELOAD", 6) == 0) {
2049 if (hostapd_ctrl_iface_reload(hapd->iface))
2050 reply_len = -1;
2051 } else if (os_strncmp(buf, "DISABLE", 7) == 0) {
2052 if (hostapd_ctrl_iface_disable(hapd->iface))
2053 reply_len = -1;
2054 } else if (os_strcmp(buf, "UPDATE_BEACON") == 0) {
2055 if (ieee802_11_set_beacon(hapd))
2056 reply_len = -1;
2057 #ifdef CONFIG_TESTING_OPTIONS
2058 } else if (os_strncmp(buf, "RADAR ", 6) == 0) {
2059 if (hostapd_ctrl_iface_radar(hapd, buf + 6))
2060 reply_len = -1;
2061 } else if (os_strncmp(buf, "MGMT_TX ", 8) == 0) {
2062 if (hostapd_ctrl_iface_mgmt_tx(hapd, buf + 8))
2063 reply_len = -1;
2064 } else if (os_strncmp(buf, "EAPOL_RX ", 9) == 0) {
2065 if (hostapd_ctrl_iface_eapol_rx(hapd, buf + 9) < 0)
2066 reply_len = -1;
2067 } else if (os_strncmp(buf, "DATA_TEST_CONFIG ", 17) == 0) {
2068 if (hostapd_ctrl_iface_data_test_config(hapd, buf + 17) < 0)
2069 reply_len = -1;
2070 } else if (os_strncmp(buf, "DATA_TEST_TX ", 13) == 0) {
2071 if (hostapd_ctrl_iface_data_test_tx(hapd, buf + 13) < 0)
2072 reply_len = -1;
2073 } else if (os_strncmp(buf, "DATA_TEST_FRAME ", 16) == 0) {
2074 if (hostapd_ctrl_iface_data_test_frame(hapd, buf + 16) < 0)
2075 reply_len = -1;
2076 } else if (os_strncmp(buf, "TEST_ALLOC_FAIL ", 16) == 0) {
2077 if (hostapd_ctrl_test_alloc_fail(hapd, buf + 16) < 0)
2078 reply_len = -1;
2079 } else if (os_strcmp(buf, "GET_ALLOC_FAIL") == 0) {
2080 reply_len = hostapd_ctrl_get_alloc_fail(hapd, reply,
2081 reply_size);
2082 #endif /* CONFIG_TESTING_OPTIONS */
2083 } else if (os_strncmp(buf, "CHAN_SWITCH ", 12) == 0) {
2084 if (hostapd_ctrl_iface_chan_switch(hapd->iface, buf + 12))
2085 reply_len = -1;
2086 } else if (os_strncmp(buf, "VENDOR ", 7) == 0) {
2087 reply_len = hostapd_ctrl_iface_vendor(hapd, buf + 7, reply,
2088 reply_size);
2089 } else if (os_strcmp(buf, "ERP_FLUSH") == 0) {
2090 ieee802_1x_erp_flush(hapd);
2091 #ifdef RADIUS_SERVER
2092 radius_server_erp_flush(hapd->radius_srv);
2093 #endif /* RADIUS_SERVER */
2094 } else {
2095 os_memcpy(reply, "UNKNOWN COMMAND\n", 16);
2096 reply_len = 16;
2097 }
2098
2099 if (reply_len < 0) {
2100 os_memcpy(reply, "FAIL\n", 5);
2101 reply_len = 5;
2102 }
2103 if (sendto(sock, reply, reply_len, 0, (struct sockaddr *) &from,
2104 fromlen) < 0) {
2105 wpa_printf(MSG_DEBUG, "CTRL: sendto failed: %s",
2106 strerror(errno));
2107 }
2108 os_free(reply);
2109 }
2110
2111
2112 static char * hostapd_ctrl_iface_path(struct hostapd_data *hapd)
2113 {
2114 char *buf;
2115 size_t len;
2116
2117 if (hapd->conf->ctrl_interface == NULL)
2118 return NULL;
2119
2120 len = os_strlen(hapd->conf->ctrl_interface) +
2121 os_strlen(hapd->conf->iface) + 2;
2122 buf = os_malloc(len);
2123 if (buf == NULL)
2124 return NULL;
2125
2126 os_snprintf(buf, len, "%s/%s",
2127 hapd->conf->ctrl_interface, hapd->conf->iface);
2128 buf[len - 1] = '\0';
2129 return buf;
2130 }
2131
2132
2133 static void hostapd_ctrl_iface_msg_cb(void *ctx, int level,
2134 enum wpa_msg_type type,
2135 const char *txt, size_t len)
2136 {
2137 struct hostapd_data *hapd = ctx;
2138 if (hapd == NULL)
2139 return;
2140 hostapd_ctrl_iface_send(hapd, level, txt, len);
2141 }
2142
2143
2144 int hostapd_ctrl_iface_init(struct hostapd_data *hapd)
2145 {
2146 struct sockaddr_un addr;
2147 int s = -1;
2148 char *fname = NULL;
2149
2150 if (hapd->ctrl_sock > -1) {
2151 wpa_printf(MSG_DEBUG, "ctrl_iface already exists!");
2152 return 0;
2153 }
2154
2155 if (hapd->conf->ctrl_interface == NULL)
2156 return 0;
2157
2158 if (mkdir(hapd->conf->ctrl_interface, S_IRWXU | S_IRWXG) < 0) {
2159 if (errno == EEXIST) {
2160 wpa_printf(MSG_DEBUG, "Using existing control "
2161 "interface directory.");
2162 } else {
2163 wpa_printf(MSG_ERROR, "mkdir[ctrl_interface]: %s",
2164 strerror(errno));
2165 goto fail;
2166 }
2167 }
2168
2169 if (hapd->conf->ctrl_interface_gid_set &&
2170 chown(hapd->conf->ctrl_interface, -1,
2171 hapd->conf->ctrl_interface_gid) < 0) {
2172 wpa_printf(MSG_ERROR, "chown[ctrl_interface]: %s",
2173 strerror(errno));
2174 return -1;
2175 }
2176
2177 if (!hapd->conf->ctrl_interface_gid_set &&
2178 hapd->iface->interfaces->ctrl_iface_group &&
2179 chown(hapd->conf->ctrl_interface, -1,
2180 hapd->iface->interfaces->ctrl_iface_group) < 0) {
2181 wpa_printf(MSG_ERROR, "chown[ctrl_interface]: %s",
2182 strerror(errno));
2183 return -1;
2184 }
2185
2186 #ifdef ANDROID
2187 /*
2188 * Android is using umask 0077 which would leave the control interface
2189 * directory without group access. This breaks things since Wi-Fi
2190 * framework assumes that this directory can be accessed by other
2191 * applications in the wifi group. Fix this by adding group access even
2192 * if umask value would prevent this.
2193 */
2194 if (chmod(hapd->conf->ctrl_interface, S_IRWXU | S_IRWXG) < 0) {
2195 wpa_printf(MSG_ERROR, "CTRL: Could not chmod directory: %s",
2196 strerror(errno));
2197 /* Try to continue anyway */
2198 }
2199 #endif /* ANDROID */
2200
2201 if (os_strlen(hapd->conf->ctrl_interface) + 1 +
2202 os_strlen(hapd->conf->iface) >= sizeof(addr.sun_path))
2203 goto fail;
2204
2205 s = socket(PF_UNIX, SOCK_DGRAM, 0);
2206 if (s < 0) {
2207 wpa_printf(MSG_ERROR, "socket(PF_UNIX): %s", strerror(errno));
2208 goto fail;
2209 }
2210
2211 os_memset(&addr, 0, sizeof(addr));
2212 #ifdef __FreeBSD__
2213 addr.sun_len = sizeof(addr);
2214 #endif /* __FreeBSD__ */
2215 addr.sun_family = AF_UNIX;
2216 fname = hostapd_ctrl_iface_path(hapd);
2217 if (fname == NULL)
2218 goto fail;
2219 os_strlcpy(addr.sun_path, fname, sizeof(addr.sun_path));
2220 if (bind(s, (struct sockaddr *) &addr, sizeof(addr)) < 0) {
2221 wpa_printf(MSG_DEBUG, "ctrl_iface bind(PF_UNIX) failed: %s",
2222 strerror(errno));
2223 if (connect(s, (struct sockaddr *) &addr, sizeof(addr)) < 0) {
2224 wpa_printf(MSG_DEBUG, "ctrl_iface exists, but does not"
2225 " allow connections - assuming it was left"
2226 "over from forced program termination");
2227 if (unlink(fname) < 0) {
2228 wpa_printf(MSG_ERROR,
2229 "Could not unlink existing ctrl_iface socket '%s': %s",
2230 fname, strerror(errno));
2231 goto fail;
2232 }
2233 if (bind(s, (struct sockaddr *) &addr, sizeof(addr)) <
2234 0) {
2235 wpa_printf(MSG_ERROR,
2236 "hostapd-ctrl-iface: bind(PF_UNIX): %s",
2237 strerror(errno));
2238 goto fail;
2239 }
2240 wpa_printf(MSG_DEBUG, "Successfully replaced leftover "
2241 "ctrl_iface socket '%s'", fname);
2242 } else {
2243 wpa_printf(MSG_INFO, "ctrl_iface exists and seems to "
2244 "be in use - cannot override it");
2245 wpa_printf(MSG_INFO, "Delete '%s' manually if it is "
2246 "not used anymore", fname);
2247 os_free(fname);
2248 fname = NULL;
2249 goto fail;
2250 }
2251 }
2252
2253 if (hapd->conf->ctrl_interface_gid_set &&
2254 chown(fname, -1, hapd->conf->ctrl_interface_gid) < 0) {
2255 wpa_printf(MSG_ERROR, "chown[ctrl_interface/ifname]: %s",
2256 strerror(errno));
2257 goto fail;
2258 }
2259
2260 if (!hapd->conf->ctrl_interface_gid_set &&
2261 hapd->iface->interfaces->ctrl_iface_group &&
2262 chown(fname, -1, hapd->iface->interfaces->ctrl_iface_group) < 0) {
2263 wpa_printf(MSG_ERROR, "chown[ctrl_interface/ifname]: %s",
2264 strerror(errno));
2265 goto fail;
2266 }
2267
2268 if (chmod(fname, S_IRWXU | S_IRWXG) < 0) {
2269 wpa_printf(MSG_ERROR, "chmod[ctrl_interface/ifname]: %s",
2270 strerror(errno));
2271 goto fail;
2272 }
2273 os_free(fname);
2274
2275 hapd->ctrl_sock = s;
2276 if (eloop_register_read_sock(s, hostapd_ctrl_iface_receive, hapd,
2277 NULL) < 0) {
2278 hostapd_ctrl_iface_deinit(hapd);
2279 return -1;
2280 }
2281 hapd->msg_ctx = hapd;
2282 wpa_msg_register_cb(hostapd_ctrl_iface_msg_cb);
2283
2284 return 0;
2285
2286 fail:
2287 if (s >= 0)
2288 close(s);
2289 if (fname) {
2290 unlink(fname);
2291 os_free(fname);
2292 }
2293 return -1;
2294 }
2295
2296
2297 void hostapd_ctrl_iface_deinit(struct hostapd_data *hapd)
2298 {
2299 struct wpa_ctrl_dst *dst, *prev;
2300
2301 if (hapd->ctrl_sock > -1) {
2302 char *fname;
2303 eloop_unregister_read_sock(hapd->ctrl_sock);
2304 close(hapd->ctrl_sock);
2305 hapd->ctrl_sock = -1;
2306 fname = hostapd_ctrl_iface_path(hapd);
2307 if (fname)
2308 unlink(fname);
2309 os_free(fname);
2310
2311 if (hapd->conf->ctrl_interface &&
2312 rmdir(hapd->conf->ctrl_interface) < 0) {
2313 if (errno == ENOTEMPTY) {
2314 wpa_printf(MSG_DEBUG, "Control interface "
2315 "directory not empty - leaving it "
2316 "behind");
2317 } else {
2318 wpa_printf(MSG_ERROR,
2319 "rmdir[ctrl_interface=%s]: %s",
2320 hapd->conf->ctrl_interface,
2321 strerror(errno));
2322 }
2323 }
2324 }
2325
2326 dst = hapd->ctrl_dst;
2327 hapd->ctrl_dst = NULL;
2328 while (dst) {
2329 prev = dst;
2330 dst = dst->next;
2331 os_free(prev);
2332 }
2333
2334 #ifdef CONFIG_TESTING_OPTIONS
2335 l2_packet_deinit(hapd->l2_test);
2336 hapd->l2_test = NULL;
2337 #endif /* CONFIG_TESTING_OPTIONS */
2338 }
2339
2340
2341 static int hostapd_ctrl_iface_add(struct hapd_interfaces *interfaces,
2342 char *buf)
2343 {
2344 if (hostapd_add_iface(interfaces, buf) < 0) {
2345 wpa_printf(MSG_ERROR, "Adding interface %s failed", buf);
2346 return -1;
2347 }
2348 return 0;
2349 }
2350
2351
2352 static int hostapd_ctrl_iface_remove(struct hapd_interfaces *interfaces,
2353 char *buf)
2354 {
2355 if (hostapd_remove_iface(interfaces, buf) < 0) {
2356 wpa_printf(MSG_ERROR, "Removing interface %s failed", buf);
2357 return -1;
2358 }
2359 return 0;
2360 }
2361
2362
2363 static void hostapd_ctrl_iface_flush(struct hapd_interfaces *interfaces)
2364 {
2365 #ifdef CONFIG_WPS_TESTING
2366 wps_version_number = 0x20;
2367 wps_testing_dummy_cred = 0;
2368 wps_corrupt_pkhash = 0;
2369 #endif /* CONFIG_WPS_TESTING */
2370 }
2371
2372
2373 static void hostapd_global_ctrl_iface_receive(int sock, void *eloop_ctx,
2374 void *sock_ctx)
2375 {
2376 void *interfaces = eloop_ctx;
2377 char buf[256];
2378 int res;
2379 struct sockaddr_un from;
2380 socklen_t fromlen = sizeof(from);
2381 char reply[24];
2382 int reply_len;
2383
2384 res = recvfrom(sock, buf, sizeof(buf) - 1, 0,
2385 (struct sockaddr *) &from, &fromlen);
2386 if (res < 0) {
2387 wpa_printf(MSG_ERROR, "recvfrom(ctrl_iface): %s",
2388 strerror(errno));
2389 return;
2390 }
2391 buf[res] = '\0';
2392 wpa_printf(MSG_DEBUG, "Global ctrl_iface command: %s", buf);
2393
2394 os_memcpy(reply, "OK\n", 3);
2395 reply_len = 3;
2396
2397 if (os_strcmp(buf, "PING") == 0) {
2398 os_memcpy(reply, "PONG\n", 5);
2399 reply_len = 5;
2400 } else if (os_strncmp(buf, "RELOG", 5) == 0) {
2401 if (wpa_debug_reopen_file() < 0)
2402 reply_len = -1;
2403 } else if (os_strcmp(buf, "FLUSH") == 0) {
2404 hostapd_ctrl_iface_flush(interfaces);
2405 } else if (os_strncmp(buf, "ADD ", 4) == 0) {
2406 if (hostapd_ctrl_iface_add(interfaces, buf + 4) < 0)
2407 reply_len = -1;
2408 } else if (os_strncmp(buf, "REMOVE ", 7) == 0) {
2409 if (hostapd_ctrl_iface_remove(interfaces, buf + 7) < 0)
2410 reply_len = -1;
2411 #ifdef CONFIG_MODULE_TESTS
2412 } else if (os_strcmp(buf, "MODULE_TESTS") == 0) {
2413 int hapd_module_tests(void);
2414 if (hapd_module_tests() < 0)
2415 reply_len = -1;
2416 #endif /* CONFIG_MODULE_TESTS */
2417 } else {
2418 wpa_printf(MSG_DEBUG, "Unrecognized global ctrl_iface command "
2419 "ignored");
2420 reply_len = -1;
2421 }
2422
2423 if (reply_len < 0) {
2424 os_memcpy(reply, "FAIL\n", 5);
2425 reply_len = 5;
2426 }
2427
2428 if (sendto(sock, reply, reply_len, 0, (struct sockaddr *) &from,
2429 fromlen) < 0) {
2430 wpa_printf(MSG_DEBUG, "CTRL: sendto failed: %s",
2431 strerror(errno));
2432 }
2433 }
2434
2435
2436 static char * hostapd_global_ctrl_iface_path(struct hapd_interfaces *interface)
2437 {
2438 char *buf;
2439 size_t len;
2440
2441 if (interface->global_iface_path == NULL)
2442 return NULL;
2443
2444 len = os_strlen(interface->global_iface_path) +
2445 os_strlen(interface->global_iface_name) + 2;
2446 buf = os_malloc(len);
2447 if (buf == NULL)
2448 return NULL;
2449
2450 os_snprintf(buf, len, "%s/%s", interface->global_iface_path,
2451 interface->global_iface_name);
2452 buf[len - 1] = '\0';
2453 return buf;
2454 }
2455
2456
2457 int hostapd_global_ctrl_iface_init(struct hapd_interfaces *interface)
2458 {
2459 struct sockaddr_un addr;
2460 int s = -1;
2461 char *fname = NULL;
2462
2463 if (interface->global_iface_path == NULL) {
2464 wpa_printf(MSG_DEBUG, "ctrl_iface not configured!");
2465 return 0;
2466 }
2467
2468 if (mkdir(interface->global_iface_path, S_IRWXU | S_IRWXG) < 0) {
2469 if (errno == EEXIST) {
2470 wpa_printf(MSG_DEBUG, "Using existing control "
2471 "interface directory.");
2472 } else {
2473 wpa_printf(MSG_ERROR, "mkdir[ctrl_interface]: %s",
2474 strerror(errno));
2475 goto fail;
2476 }
2477 } else if (interface->ctrl_iface_group &&
2478 chown(interface->global_iface_path, -1,
2479 interface->ctrl_iface_group) < 0) {
2480 wpa_printf(MSG_ERROR, "chown[ctrl_interface]: %s",
2481 strerror(errno));
2482 goto fail;
2483 }
2484
2485 if (os_strlen(interface->global_iface_path) + 1 +
2486 os_strlen(interface->global_iface_name) >= sizeof(addr.sun_path))
2487 goto fail;
2488
2489 s = socket(PF_UNIX, SOCK_DGRAM, 0);
2490 if (s < 0) {
2491 wpa_printf(MSG_ERROR, "socket(PF_UNIX): %s", strerror(errno));
2492 goto fail;
2493 }
2494
2495 os_memset(&addr, 0, sizeof(addr));
2496 #ifdef __FreeBSD__
2497 addr.sun_len = sizeof(addr);
2498 #endif /* __FreeBSD__ */
2499 addr.sun_family = AF_UNIX;
2500 fname = hostapd_global_ctrl_iface_path(interface);
2501 if (fname == NULL)
2502 goto fail;
2503 os_strlcpy(addr.sun_path, fname, sizeof(addr.sun_path));
2504 if (bind(s, (struct sockaddr *) &addr, sizeof(addr)) < 0) {
2505 wpa_printf(MSG_DEBUG, "ctrl_iface bind(PF_UNIX) failed: %s",
2506 strerror(errno));
2507 if (connect(s, (struct sockaddr *) &addr, sizeof(addr)) < 0) {
2508 wpa_printf(MSG_DEBUG, "ctrl_iface exists, but does not"
2509 " allow connections - assuming it was left"
2510 "over from forced program termination");
2511 if (unlink(fname) < 0) {
2512 wpa_printf(MSG_ERROR,
2513 "Could not unlink existing ctrl_iface socket '%s': %s",
2514 fname, strerror(errno));
2515 goto fail;
2516 }
2517 if (bind(s, (struct sockaddr *) &addr, sizeof(addr)) <
2518 0) {
2519 wpa_printf(MSG_ERROR, "bind(PF_UNIX): %s",
2520 strerror(errno));
2521 goto fail;
2522 }
2523 wpa_printf(MSG_DEBUG, "Successfully replaced leftover "
2524 "ctrl_iface socket '%s'", fname);
2525 } else {
2526 wpa_printf(MSG_INFO, "ctrl_iface exists and seems to "
2527 "be in use - cannot override it");
2528 wpa_printf(MSG_INFO, "Delete '%s' manually if it is "
2529 "not used anymore", fname);
2530 os_free(fname);
2531 fname = NULL;
2532 goto fail;
2533 }
2534 }
2535
2536 if (interface->ctrl_iface_group &&
2537 chown(fname, -1, interface->ctrl_iface_group) < 0) {
2538 wpa_printf(MSG_ERROR, "chown[ctrl_interface]: %s",
2539 strerror(errno));
2540 goto fail;
2541 }
2542
2543 if (chmod(fname, S_IRWXU | S_IRWXG) < 0) {
2544 wpa_printf(MSG_ERROR, "chmod[ctrl_interface/ifname]: %s",
2545 strerror(errno));
2546 goto fail;
2547 }
2548 os_free(fname);
2549
2550 interface->global_ctrl_sock = s;
2551 eloop_register_read_sock(s, hostapd_global_ctrl_iface_receive,
2552 interface, NULL);
2553
2554 return 0;
2555
2556 fail:
2557 if (s >= 0)
2558 close(s);
2559 if (fname) {
2560 unlink(fname);
2561 os_free(fname);
2562 }
2563 return -1;
2564 }
2565
2566
2567 void hostapd_global_ctrl_iface_deinit(struct hapd_interfaces *interfaces)
2568 {
2569 char *fname = NULL;
2570
2571 if (interfaces->global_ctrl_sock > -1) {
2572 eloop_unregister_read_sock(interfaces->global_ctrl_sock);
2573 close(interfaces->global_ctrl_sock);
2574 interfaces->global_ctrl_sock = -1;
2575 fname = hostapd_global_ctrl_iface_path(interfaces);
2576 if (fname) {
2577 unlink(fname);
2578 os_free(fname);
2579 }
2580
2581 if (interfaces->global_iface_path &&
2582 rmdir(interfaces->global_iface_path) < 0) {
2583 if (errno == ENOTEMPTY) {
2584 wpa_printf(MSG_DEBUG, "Control interface "
2585 "directory not empty - leaving it "
2586 "behind");
2587 } else {
2588 wpa_printf(MSG_ERROR,
2589 "rmdir[ctrl_interface=%s]: %s",
2590 interfaces->global_iface_path,
2591 strerror(errno));
2592 }
2593 }
2594 os_free(interfaces->global_iface_path);
2595 interfaces->global_iface_path = NULL;
2596 }
2597 }
2598
2599
2600 static void hostapd_ctrl_iface_send(struct hostapd_data *hapd, int level,
2601 const char *buf, size_t len)
2602 {
2603 struct wpa_ctrl_dst *dst, *next;
2604 struct msghdr msg;
2605 int idx;
2606 struct iovec io[2];
2607 char levelstr[10];
2608
2609 dst = hapd->ctrl_dst;
2610 if (hapd->ctrl_sock < 0 || dst == NULL)
2611 return;
2612
2613 os_snprintf(levelstr, sizeof(levelstr), "<%d>", level);
2614 io[0].iov_base = levelstr;
2615 io[0].iov_len = os_strlen(levelstr);
2616 io[1].iov_base = (char *) buf;
2617 io[1].iov_len = len;
2618 os_memset(&msg, 0, sizeof(msg));
2619 msg.msg_iov = io;
2620 msg.msg_iovlen = 2;
2621
2622 idx = 0;
2623 while (dst) {
2624 next = dst->next;
2625 if (level >= dst->debug_level) {
2626 wpa_hexdump(MSG_DEBUG, "CTRL_IFACE monitor send",
2627 (u8 *) dst->addr.sun_path, dst->addrlen -
2628 offsetof(struct sockaddr_un, sun_path));
2629 msg.msg_name = &dst->addr;
2630 msg.msg_namelen = dst->addrlen;
2631 if (sendmsg(hapd->ctrl_sock, &msg, 0) < 0) {
2632 int _errno = errno;
2633 wpa_printf(MSG_INFO, "CTRL_IFACE monitor[%d]: "
2634 "%d - %s",
2635 idx, errno, strerror(errno));
2636 dst->errors++;
2637 if (dst->errors > 10 || _errno == ENOENT) {
2638 hostapd_ctrl_iface_detach(
2639 hapd, &dst->addr,
2640 dst->addrlen);
2641 }
2642 } else
2643 dst->errors = 0;
2644 }
2645 idx++;
2646 dst = next;
2647 }
2648 }
2649
2650 #endif /* CONFIG_NATIVE_WINDOWS */
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