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Commit | Line | Data |
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6fc6879b JM |
1 | /* |
2 | * hostapd / UNIX domain socket -based control interface | |
5e3b5197 | 3 | * Copyright (c) 2004-2015, Jouni Malinen <j@w1.fi> |
6fc6879b | 4 | * |
0f3d578e JM |
5 | * This software may be distributed under the terms of the BSD license. |
6 | * See README for more details. | |
6fc6879b JM |
7 | */ |
8 | ||
6226e38d | 9 | #include "utils/includes.h" |
6fc6879b JM |
10 | |
11 | #ifndef CONFIG_NATIVE_WINDOWS | |
12 | ||
4a6cc862 JM |
13 | #ifdef CONFIG_TESTING_OPTIONS |
14 | #include <net/ethernet.h> | |
15 | #include <netinet/ip.h> | |
16 | #endif /* CONFIG_TESTING_OPTIONS */ | |
17 | ||
6fc6879b JM |
18 | #include <sys/un.h> |
19 | #include <sys/stat.h> | |
75864b7f | 20 | #include <stddef.h> |
6fc6879b | 21 | |
6226e38d JM |
22 | #include "utils/common.h" |
23 | #include "utils/eloop.h" | |
acec8d32 | 24 | #include "common/version.h" |
81f4f619 | 25 | #include "common/ieee802_11_defs.h" |
a1651451 | 26 | #include "crypto/tls.h" |
1057d78e | 27 | #include "drivers/driver.h" |
6fc6879b | 28 | #include "radius/radius_client.h" |
4c03a2b3 | 29 | #include "radius/radius_server.h" |
4a6cc862 | 30 | #include "l2_packet/l2_packet.h" |
1057d78e | 31 | #include "ap/hostapd.h" |
6226e38d | 32 | #include "ap/ap_config.h" |
1057d78e | 33 | #include "ap/ieee802_1x.h" |
6226e38d | 34 | #include "ap/wpa_auth.h" |
1057d78e JM |
35 | #include "ap/ieee802_11.h" |
36 | #include "ap/sta_info.h" | |
32da61d9 | 37 | #include "ap/wps_hostapd.h" |
0e2d35c6 | 38 | #include "ap/ctrl_iface_ap.h" |
51e2a27a | 39 | #include "ap/ap_drv_ops.h" |
3fb17a95 | 40 | #include "ap/hs20.h" |
2025cad9 | 41 | #include "ap/wnm_ap.h" |
901d1fe1 | 42 | #include "ap/wpa_auth.h" |
9ff8dda1 | 43 | #include "ap/beacon.h" |
b4e34f2f | 44 | #include "wps/wps_defs.h" |
3981cb3c | 45 | #include "wps/wps.h" |
31b79e11 | 46 | #include "config_file.h" |
6fc6879b | 47 | #include "ctrl_iface.h" |
6fc6879b JM |
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 | ||
42d16805 JM |
59 | static void hostapd_ctrl_iface_send(struct hostapd_data *hapd, int level, |
60 | const char *buf, size_t len); | |
61 | ||
62 | ||
6fc6879b JM |
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", | |
75864b7f JM |
78 | (u8 *) from->sun_path, |
79 | fromlen - offsetof(struct sockaddr_un, sun_path)); | |
6fc6879b JM |
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 && | |
75864b7f JM |
93 | os_memcmp(from->sun_path, dst->addr.sun_path, |
94 | fromlen - offsetof(struct sockaddr_un, sun_path)) | |
95 | == 0) { | |
8540e0b5 JM |
96 | wpa_hexdump(MSG_DEBUG, "CTRL_IFACE monitor detached", |
97 | (u8 *) from->sun_path, | |
98 | fromlen - | |
99 | offsetof(struct sockaddr_un, sun_path)); | |
6fc6879b JM |
100 | if (prev == NULL) |
101 | hapd->ctrl_dst = dst->next; | |
102 | else | |
103 | prev->next = dst->next; | |
104 | os_free(dst); | |
6fc6879b JM |
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 && | |
75864b7f JM |
126 | os_memcmp(from->sun_path, dst->addr.sun_path, |
127 | fromlen - offsetof(struct sockaddr_un, sun_path)) | |
128 | == 0) { | |
6fc6879b | 129 | wpa_hexdump(MSG_DEBUG, "CTRL_IFACE changed monitor " |
75864b7f JM |
130 | "level", (u8 *) from->sun_path, fromlen - |
131 | offsetof(struct sockaddr_un, sun_path)); | |
6fc6879b JM |
132 | dst->debug_level = atoi(level); |
133 | return 0; | |
134 | } | |
135 | dst = dst->next; | |
136 | } | |
137 | ||
138 | return -1; | |
139 | } | |
140 | ||
141 | ||
6fc6879b JM |
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); | |
6fc6879b JM |
164 | return 0; |
165 | } | |
166 | ||
167 | ||
88b4b424 | 168 | #ifdef CONFIG_IEEE80211W |
fe6bdb77 | 169 | #ifdef NEED_AP_MLME |
88b4b424 JM |
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 | ||
f5455a2d JM |
178 | if (hwaddr_aton(txtaddr, addr) || |
179 | os_get_random(trans_id, WLAN_SA_QUERY_TR_ID_LEN) < 0) | |
88b4b424 JM |
180 | return -1; |
181 | ||
88b4b424 JM |
182 | ieee802_11_send_sa_query_req(hapd, addr, trans_id); |
183 | ||
184 | return 0; | |
185 | } | |
fe6bdb77 | 186 | #endif /* NEED_AP_MLME */ |
88b4b424 JM |
187 | #endif /* CONFIG_IEEE80211W */ |
188 | ||
189 | ||
ad08c363 JM |
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, ' '); | |
077a781f JM |
194 | char *timeout_txt; |
195 | int timeout; | |
31fcea93 JM |
196 | u8 addr_buf[ETH_ALEN], *addr = NULL; |
197 | char *pos; | |
077a781f | 198 | |
ad08c363 JM |
199 | if (pin == NULL) |
200 | return -1; | |
201 | *pin++ = '\0'; | |
077a781f JM |
202 | |
203 | timeout_txt = os_strchr(pin, ' '); | |
204 | if (timeout_txt) { | |
205 | *timeout_txt++ = '\0'; | |
206 | timeout = atoi(timeout_txt); | |
31fcea93 JM |
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 | } | |
077a781f JM |
213 | } else |
214 | timeout = 0; | |
215 | ||
31fcea93 | 216 | return hostapd_wps_add_pin(hapd, addr, txt, pin, timeout); |
ad08c363 | 217 | } |
46bdb83a MH |
218 | |
219 | ||
3981cb3c JM |
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"); | |
d85e1fc8 | 251 | if (os_snprintf_error(buflen, ret)) |
3981cb3c JM |
252 | return -1; |
253 | return ret; | |
254 | } | |
255 | } | |
256 | ||
257 | ret = os_snprintf(buf, buflen, "%s", pin); | |
d85e1fc8 | 258 | if (os_snprintf_error(buflen, ret)) |
3981cb3c JM |
259 | return -1; |
260 | ||
261 | return ret; | |
262 | } | |
263 | ||
264 | ||
bb45b6d7 JM |
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 | } | |
3cf7a59d JM |
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 | } | |
ffdaa05a JM |
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 | } | |
6772a90a JM |
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 | ||
e4758827 JM |
407 | |
408 | static int hostapd_ctrl_iface_nfc_report_handover(struct hostapd_data *hapd, | |
409 | char *cmd) | |
410 | { | |
3189ca05 JM |
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; | |
e4758827 JM |
475 | } |
476 | ||
bb45b6d7 JM |
477 | #endif /* CONFIG_WPS_NFC */ |
478 | ||
479 | ||
5a1cc30f JM |
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 | } | |
450eddcf JM |
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 | } | |
3351a384 JM |
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 | ||
d85e1fc8 | 589 | if (os_snprintf_error(end - pos, ret)) |
3351a384 JM |
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 | ||
d85e1fc8 | 599 | if (os_snprintf_error(end - pos, ret)) |
3351a384 JM |
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 | ||
d85e1fc8 | 610 | if (os_snprintf_error(end - pos, ret)) |
3351a384 JM |
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 | ||
d85e1fc8 | 619 | if (os_snprintf_error(end - pos, ret)) |
3351a384 JM |
620 | return pos - buf; |
621 | pos += ret; | |
622 | } | |
623 | ||
624 | return pos - buf; | |
625 | } | |
626 | ||
ad08c363 JM |
627 | #endif /* CONFIG_WPS */ |
628 | ||
3fb17a95 JM |
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 | ||
8e1146d9 JM |
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 | ||
3fb17a95 JM |
703 | #endif /* CONFIG_HS20 */ |
704 | ||
ad08c363 | 705 | |
c551700f KP |
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 | ||
2049a875 JM |
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]; | |
2049a875 | 812 | int disassoc_timer; |
8d321a7d | 813 | struct sta_info *sta; |
2049a875 JM |
814 | |
815 | if (hwaddr_aton(cmd, addr)) | |
816 | return -1; | |
817 | if (cmd[17] != ' ') | |
818 | return -1; | |
819 | disassoc_timer = atoi(cmd + 17); | |
820 | ||
8d321a7d JM |
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)); | |
2049a875 JM |
826 | return -1; |
827 | } | |
828 | ||
8d321a7d | 829 | return wnm_send_disassoc_imminent(hapd, sta, disassoc_timer); |
2049a875 JM |
830 | } |
831 | ||
832 | ||
71269b37 JM |
833 | static int hostapd_ctrl_iface_ess_disassoc(struct hostapd_data *hapd, |
834 | const char *cmd) | |
835 | { | |
836 | u8 addr[ETH_ALEN]; | |
d5b559b6 | 837 | const char *url, *timerstr; |
d5b559b6 | 838 | int disassoc_timer; |
2025cad9 | 839 | struct sta_info *sta; |
71269b37 JM |
840 | |
841 | if (hwaddr_aton(cmd, addr)) | |
842 | return -1; | |
d5b559b6 | 843 | |
2025cad9 JM |
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 | ||
d5b559b6 KP |
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, ' '); | |
eb4737f6 | 861 | if (url == NULL) |
71269b37 JM |
862 | return -1; |
863 | url++; | |
71269b37 | 864 | |
2025cad9 | 865 | return wnm_send_ess_disassoc_imminent(hapd, sta, url, disassoc_timer); |
71269b37 JM |
866 | } |
867 | ||
a30dff07 JM |
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 | ||
2049a875 JM |
1055 | #endif /* CONFIG_WNM */ |
1056 | ||
71269b37 | 1057 | |
403b96fe JM |
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), | |
986de33d JM |
1070 | wpa_ssid_txt(hapd->conf->ssid.ssid, |
1071 | hapd->conf->ssid.ssid_len)); | |
d85e1fc8 | 1072 | if (os_snprintf_error(end - pos, ret)) |
403b96fe JM |
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")); | |
d85e1fc8 | 1081 | if (os_snprintf_error(end - pos, ret)) |
403b96fe JM |
1082 | return pos - buf; |
1083 | pos += ret; | |
1084 | ||
088a2255 | 1085 | if (hapd->conf->wps_state && hapd->conf->wpa && |
403b96fe JM |
1086 | hapd->conf->ssid.wpa_passphrase) { |
1087 | ret = os_snprintf(pos, end - pos, "passphrase=%s\n", | |
1088 | hapd->conf->ssid.wpa_passphrase); | |
d85e1fc8 | 1089 | if (os_snprintf_error(end - pos, ret)) |
403b96fe JM |
1090 | return pos - buf; |
1091 | pos += ret; | |
1092 | } | |
1093 | ||
088a2255 JM |
1094 | if (hapd->conf->wps_state && hapd->conf->wpa && |
1095 | hapd->conf->ssid.wpa_psk && | |
403b96fe JM |
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); | |
d85e1fc8 | 1101 | if (os_snprintf_error(end - pos, ret)) |
403b96fe JM |
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="); | |
d85e1fc8 | 1109 | if (os_snprintf_error(end - pos, ret)) |
403b96fe JM |
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 "); | |
d85e1fc8 | 1115 | if (os_snprintf_error(end - pos, ret)) |
403b96fe JM |
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 "); | |
d85e1fc8 | 1121 | if (os_snprintf_error(end - pos, ret)) |
403b96fe JM |
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 "); | |
d85e1fc8 | 1128 | if (os_snprintf_error(end - pos, ret)) |
403b96fe JM |
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 "); | |
d85e1fc8 | 1134 | if (os_snprintf_error(end - pos, ret)) |
403b96fe JM |
1135 | return pos - buf; |
1136 | pos += ret; | |
1137 | } | |
be4e5af7 JM |
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 "); | |
d85e1fc8 | 1141 | if (os_snprintf_error(end - pos, ret)) |
be4e5af7 JM |
1142 | return pos - buf; |
1143 | pos += ret; | |
1144 | } | |
1145 | #endif /* CONFIG_SAE */ | |
403b96fe JM |
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 "); | |
d85e1fc8 | 1150 | if (os_snprintf_error(end - pos, ret)) |
403b96fe JM |
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 "); | |
d85e1fc8 | 1156 | if (os_snprintf_error(end - pos, ret)) |
403b96fe JM |
1157 | return pos - buf; |
1158 | pos += ret; | |
1159 | } | |
1160 | #endif /* CONFIG_IEEE80211W */ | |
be4e5af7 JM |
1161 | #ifdef CONFIG_SAE |
1162 | if (hapd->conf->wpa_key_mgmt & WPA_KEY_MGMT_SAE) { | |
1163 | ret = os_snprintf(pos, end - pos, "SAE "); | |
d85e1fc8 | 1164 | if (os_snprintf_error(end - pos, ret)) |
be4e5af7 JM |
1165 | return pos - buf; |
1166 | pos += ret; | |
1167 | } | |
1168 | #endif /* CONFIG_SAE */ | |
666497c8 JM |
1169 | if (hapd->conf->wpa_key_mgmt & WPA_KEY_MGMT_IEEE8021X_SUITE_B) { |
1170 | ret = os_snprintf(pos, end - pos, "WPA-EAP-SUITE-B "); | |
d85e1fc8 | 1171 | if (os_snprintf_error(end - pos, ret)) |
666497c8 JM |
1172 | return pos - buf; |
1173 | pos += ret; | |
1174 | } | |
5e3b5197 JM |
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 | } | |
403b96fe JM |
1183 | |
1184 | ret = os_snprintf(pos, end - pos, "\n"); | |
d85e1fc8 | 1185 | if (os_snprintf_error(end - pos, ret)) |
403b96fe JM |
1186 | return pos - buf; |
1187 | pos += ret; | |
1188 | } | |
1189 | ||
0282a8c4 JM |
1190 | if (hapd->conf->wpa) { |
1191 | ret = os_snprintf(pos, end - pos, "group_cipher=%s\n", | |
1192 | wpa_cipher_txt(hapd->conf->wpa_group)); | |
d85e1fc8 | 1193 | if (os_snprintf_error(end - pos, ret)) |
403b96fe JM |
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="); | |
d85e1fc8 | 1200 | if (os_snprintf_error(end - pos, ret)) |
403b96fe JM |
1201 | return pos - buf; |
1202 | pos += ret; | |
1203 | ||
0282a8c4 JM |
1204 | ret = wpa_write_ciphers(pos, end, hapd->conf->rsn_pairwise, |
1205 | " "); | |
1206 | if (ret < 0) | |
1207 | return pos - buf; | |
1208 | pos += ret; | |
403b96fe JM |
1209 | |
1210 | ret = os_snprintf(pos, end - pos, "\n"); | |
d85e1fc8 | 1211 | if (os_snprintf_error(end - pos, ret)) |
403b96fe JM |
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="); | |
d85e1fc8 | 1218 | if (os_snprintf_error(end - pos, ret)) |
403b96fe JM |
1219 | return pos - buf; |
1220 | pos += ret; | |
1221 | ||
10e7948f | 1222 | ret = wpa_write_ciphers(pos, end, hapd->conf->wpa_pairwise, |
0282a8c4 JM |
1223 | " "); |
1224 | if (ret < 0) | |
1225 | return pos - buf; | |
1226 | pos += ret; | |
403b96fe JM |
1227 | |
1228 | ret = os_snprintf(pos, end - pos, "\n"); | |
d85e1fc8 | 1229 | if (os_snprintf_error(end - pos, ret)) |
403b96fe JM |
1230 | return pos - buf; |
1231 | pos += ret; | |
1232 | } | |
1233 | ||
1234 | return pos - buf; | |
1235 | } | |
1236 | ||
1237 | ||
2c8a4eef | 1238 | static int hostapd_ctrl_iface_set(struct hostapd_data *hapd, char *cmd) |
b4e34f2f JM |
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); | |
2c8a4eef | 1264 | hostapd_wps_update_ie(hapd); |
b4e34f2f JM |
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); | |
91226e0d JM |
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); | |
b4e34f2f | 1274 | #endif /* CONFIG_WPS_TESTING */ |
dca30c3f JK |
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 */ | |
93827f45 JM |
1283 | #ifdef CONFIG_TESTING_OPTIONS |
1284 | } else if (os_strcasecmp(cmd, "ext_mgmt_frame_handling") == 0) { | |
1285 | hapd->ext_mgmt_frame_handling = atoi(value); | |
9d4ff04a JM |
1286 | } else if (os_strcasecmp(cmd, "ext_eapol_frame_io") == 0) { |
1287 | hapd->ext_eapol_frame_io = atoi(value); | |
93827f45 | 1288 | #endif /* CONFIG_TESTING_OPTIONS */ |
b4e34f2f | 1289 | } else { |
e2364d16 ET |
1290 | struct sta_info *sta; |
1291 | int vlan_id; | |
1292 | ||
31b79e11 | 1293 | ret = hostapd_set_iface(hapd->iconf, hapd->conf, cmd, value); |
e2364d16 ET |
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)) | |
18a8e55f JM |
1304 | ap_sta_disconnect( |
1305 | hapd, sta, sta->addr, | |
e2364d16 ET |
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)) | |
18a8e55f JM |
1316 | ap_sta_disconnect( |
1317 | hapd, sta, sta->addr, | |
e2364d16 ET |
1318 | WLAN_REASON_UNSPECIFIED); |
1319 | } | |
1320 | } | |
b4e34f2f JM |
1321 | } |
1322 | ||
1323 | return ret; | |
1324 | } | |
1325 | ||
1326 | ||
acec8d32 JM |
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); | |
d85e1fc8 | 1336 | if (os_snprintf_error(buflen, res)) |
a1651451 JM |
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)) | |
acec8d32 JM |
1342 | return -1; |
1343 | return res; | |
1344 | } | |
1345 | ||
1346 | return -1; | |
1347 | } | |
1348 | ||
1349 | ||
75545652 SP |
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 | ||
ddf55174 | 1380 | #ifdef CONFIG_TESTING_OPTIONS |
93827f45 | 1381 | |
ddf55174 JM |
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 | } | |
93827f45 JM |
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 | ||
9d4ff04a JM |
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 | ||
4a6cc862 JM |
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); | |
527d2378 JM |
1561 | char *pos; |
1562 | const char *ifname; | |
4a6cc862 JM |
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 | ||
527d2378 JM |
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, | |
4a6cc862 JM |
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 | ||
85660d31 JM |
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 | ||
a156ffda JM |
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 | ||
2da52565 JM |
1749 | |
1750 | static int hostapd_ctrl_test_fail(struct hostapd_data *hapd, char *cmd) | |
1751 | { | |
1752 | #ifdef WPA_TRACE_BFD | |
1753 | extern char wpa_trace_test_fail_func[256]; | |
1754 | extern unsigned int wpa_trace_test_fail_after; | |
1755 | char *pos; | |
1756 | ||
1757 | wpa_trace_test_fail_after = atoi(cmd); | |
1758 | pos = os_strchr(cmd, ':'); | |
1759 | if (pos) { | |
1760 | pos++; | |
1761 | os_strlcpy(wpa_trace_test_fail_func, pos, | |
1762 | sizeof(wpa_trace_test_fail_func)); | |
1763 | } else { | |
1764 | wpa_trace_test_fail_after = 0; | |
1765 | } | |
1766 | ||
1767 | return 0; | |
1768 | #else /* WPA_TRACE_BFD */ | |
1769 | return -1; | |
1770 | #endif /* WPA_TRACE_BFD */ | |
1771 | } | |
1772 | ||
1773 | ||
1774 | static int hostapd_ctrl_get_fail(struct hostapd_data *hapd, | |
1775 | char *buf, size_t buflen) | |
1776 | { | |
1777 | #ifdef WPA_TRACE_BFD | |
1778 | extern char wpa_trace_test_fail_func[256]; | |
1779 | extern unsigned int wpa_trace_test_fail_after; | |
1780 | ||
1781 | return os_snprintf(buf, buflen, "%u:%s", wpa_trace_test_fail_after, | |
1782 | wpa_trace_test_fail_func); | |
1783 | #else /* WPA_TRACE_BFD */ | |
1784 | return -1; | |
1785 | #endif /* WPA_TRACE_BFD */ | |
1786 | } | |
1787 | ||
ddf55174 JM |
1788 | #endif /* CONFIG_TESTING_OPTIONS */ |
1789 | ||
1790 | ||
ccac7c61 MK |
1791 | static int hostapd_ctrl_iface_chan_switch(struct hostapd_iface *iface, |
1792 | char *pos) | |
334bf36a AO |
1793 | { |
1794 | #ifdef NEED_AP_MLME | |
1795 | struct csa_settings settings; | |
ccac7c61 MK |
1796 | int ret; |
1797 | unsigned int i; | |
334bf36a | 1798 | |
ccac7c61 | 1799 | ret = hostapd_parse_csa_settings(pos, &settings); |
334bf36a AO |
1800 | if (ret) |
1801 | return ret; | |
1802 | ||
ccac7c61 MK |
1803 | for (i = 0; i < iface->num_bss; i++) { |
1804 | ret = hostapd_switch_channel(iface->bss[i], &settings); | |
1805 | if (ret) { | |
1806 | /* FIX: What do we do if CSA fails in the middle of | |
1807 | * submitting multi-BSS CSA requests? */ | |
1808 | return ret; | |
1809 | } | |
1810 | } | |
1811 | ||
1812 | return 0; | |
334bf36a AO |
1813 | #else /* NEED_AP_MLME */ |
1814 | return -1; | |
1815 | #endif /* NEED_AP_MLME */ | |
1816 | } | |
1817 | ||
1818 | ||
4c03a2b3 JM |
1819 | static int hostapd_ctrl_iface_mib(struct hostapd_data *hapd, char *reply, |
1820 | int reply_size, const char *param) | |
1821 | { | |
1822 | #ifdef RADIUS_SERVER | |
1823 | if (os_strcmp(param, "radius_server") == 0) { | |
1824 | return radius_server_get_mib(hapd->radius_srv, reply, | |
1825 | reply_size); | |
1826 | } | |
1827 | #endif /* RADIUS_SERVER */ | |
1828 | return -1; | |
1829 | } | |
1830 | ||
1831 | ||
3ae8b7b7 AS |
1832 | static int hostapd_ctrl_iface_vendor(struct hostapd_data *hapd, char *cmd, |
1833 | char *buf, size_t buflen) | |
1834 | { | |
1835 | int ret; | |
1836 | char *pos; | |
1837 | u8 *data = NULL; | |
1838 | unsigned int vendor_id, subcmd; | |
1839 | struct wpabuf *reply; | |
1840 | size_t data_len = 0; | |
1841 | ||
1842 | /* cmd: <vendor id> <subcommand id> [<hex formatted data>] */ | |
1843 | vendor_id = strtoul(cmd, &pos, 16); | |
1844 | if (!isblank(*pos)) | |
1845 | return -EINVAL; | |
1846 | ||
1847 | subcmd = strtoul(pos, &pos, 10); | |
1848 | ||
1849 | if (*pos != '\0') { | |
1850 | if (!isblank(*pos++)) | |
1851 | return -EINVAL; | |
1852 | data_len = os_strlen(pos); | |
1853 | } | |
1854 | ||
1855 | if (data_len) { | |
1856 | data_len /= 2; | |
1857 | data = os_malloc(data_len); | |
1858 | if (!data) | |
1859 | return -ENOBUFS; | |
1860 | ||
1861 | if (hexstr2bin(pos, data, data_len)) { | |
1862 | wpa_printf(MSG_DEBUG, | |
1863 | "Vendor command: wrong parameter format"); | |
1864 | os_free(data); | |
1865 | return -EINVAL; | |
1866 | } | |
1867 | } | |
1868 | ||
1869 | reply = wpabuf_alloc((buflen - 1) / 2); | |
1870 | if (!reply) { | |
1871 | os_free(data); | |
1872 | return -ENOBUFS; | |
1873 | } | |
1874 | ||
1875 | ret = hostapd_drv_vendor_cmd(hapd, vendor_id, subcmd, data, data_len, | |
1876 | reply); | |
1877 | ||
1878 | if (ret == 0) | |
1879 | ret = wpa_snprintf_hex(buf, buflen, wpabuf_head_u8(reply), | |
1880 | wpabuf_len(reply)); | |
1881 | ||
1882 | wpabuf_free(reply); | |
1883 | os_free(data); | |
1884 | ||
1885 | return ret; | |
1886 | } | |
1887 | ||
1888 | ||
6fc6879b JM |
1889 | static void hostapd_ctrl_iface_receive(int sock, void *eloop_ctx, |
1890 | void *sock_ctx) | |
1891 | { | |
1892 | struct hostapd_data *hapd = eloop_ctx; | |
3189ca05 | 1893 | char buf[4096]; |
6fc6879b JM |
1894 | int res; |
1895 | struct sockaddr_un from; | |
1896 | socklen_t fromlen = sizeof(from); | |
1897 | char *reply; | |
1898 | const int reply_size = 4096; | |
1899 | int reply_len; | |
235f69fc | 1900 | int level = MSG_DEBUG; |
6fc6879b JM |
1901 | |
1902 | res = recvfrom(sock, buf, sizeof(buf) - 1, 0, | |
1903 | (struct sockaddr *) &from, &fromlen); | |
1904 | if (res < 0) { | |
a193231d JM |
1905 | wpa_printf(MSG_ERROR, "recvfrom(ctrl_iface): %s", |
1906 | strerror(errno)); | |
6fc6879b JM |
1907 | return; |
1908 | } | |
1909 | buf[res] = '\0'; | |
235f69fc JM |
1910 | if (os_strcmp(buf, "PING") == 0) |
1911 | level = MSG_EXCESSIVE; | |
1912 | wpa_hexdump_ascii(level, "RX ctrl_iface", (u8 *) buf, res); | |
6fc6879b JM |
1913 | |
1914 | reply = os_malloc(reply_size); | |
1915 | if (reply == NULL) { | |
8e3e0b3f JM |
1916 | if (sendto(sock, "FAIL\n", 5, 0, (struct sockaddr *) &from, |
1917 | fromlen) < 0) { | |
1918 | wpa_printf(MSG_DEBUG, "CTRL: sendto failed: %s", | |
1919 | strerror(errno)); | |
1920 | } | |
6fc6879b JM |
1921 | return; |
1922 | } | |
1923 | ||
1924 | os_memcpy(reply, "OK\n", 3); | |
1925 | reply_len = 3; | |
1926 | ||
1927 | if (os_strcmp(buf, "PING") == 0) { | |
1928 | os_memcpy(reply, "PONG\n", 5); | |
1929 | reply_len = 5; | |
b41a47c0 BG |
1930 | } else if (os_strncmp(buf, "RELOG", 5) == 0) { |
1931 | if (wpa_debug_reopen_file() < 0) | |
1932 | reply_len = -1; | |
5ae6449c JM |
1933 | } else if (os_strcmp(buf, "STATUS") == 0) { |
1934 | reply_len = hostapd_ctrl_iface_status(hapd, reply, | |
1935 | reply_size); | |
f0cbb986 JM |
1936 | } else if (os_strcmp(buf, "STATUS-DRIVER") == 0) { |
1937 | reply_len = hostapd_drv_status(hapd, reply, reply_size); | |
6fc6879b JM |
1938 | } else if (os_strcmp(buf, "MIB") == 0) { |
1939 | reply_len = ieee802_11_get_mib(hapd, reply, reply_size); | |
1940 | if (reply_len >= 0) { | |
1941 | res = wpa_get_mib(hapd->wpa_auth, reply + reply_len, | |
1942 | reply_size - reply_len); | |
1943 | if (res < 0) | |
1944 | reply_len = -1; | |
1945 | else | |
1946 | reply_len += res; | |
1947 | } | |
1948 | if (reply_len >= 0) { | |
1949 | res = ieee802_1x_get_mib(hapd, reply + reply_len, | |
1950 | reply_size - reply_len); | |
1951 | if (res < 0) | |
1952 | reply_len = -1; | |
1953 | else | |
1954 | reply_len += res; | |
1955 | } | |
74784010 | 1956 | #ifndef CONFIG_NO_RADIUS |
6fc6879b JM |
1957 | if (reply_len >= 0) { |
1958 | res = radius_client_get_mib(hapd->radius, | |
1959 | reply + reply_len, | |
1960 | reply_size - reply_len); | |
1961 | if (res < 0) | |
1962 | reply_len = -1; | |
1963 | else | |
1964 | reply_len += res; | |
1965 | } | |
74784010 | 1966 | #endif /* CONFIG_NO_RADIUS */ |
4c03a2b3 JM |
1967 | } else if (os_strncmp(buf, "MIB ", 4) == 0) { |
1968 | reply_len = hostapd_ctrl_iface_mib(hapd, reply, reply_size, | |
1969 | buf + 4); | |
6fc6879b JM |
1970 | } else if (os_strcmp(buf, "STA-FIRST") == 0) { |
1971 | reply_len = hostapd_ctrl_iface_sta_first(hapd, reply, | |
1972 | reply_size); | |
1973 | } else if (os_strncmp(buf, "STA ", 4) == 0) { | |
1974 | reply_len = hostapd_ctrl_iface_sta(hapd, buf + 4, reply, | |
1975 | reply_size); | |
1976 | } else if (os_strncmp(buf, "STA-NEXT ", 9) == 0) { | |
1977 | reply_len = hostapd_ctrl_iface_sta_next(hapd, buf + 9, reply, | |
1978 | reply_size); | |
1979 | } else if (os_strcmp(buf, "ATTACH") == 0) { | |
1980 | if (hostapd_ctrl_iface_attach(hapd, &from, fromlen)) | |
1981 | reply_len = -1; | |
1982 | } else if (os_strcmp(buf, "DETACH") == 0) { | |
1983 | if (hostapd_ctrl_iface_detach(hapd, &from, fromlen)) | |
1984 | reply_len = -1; | |
1985 | } else if (os_strncmp(buf, "LEVEL ", 6) == 0) { | |
1986 | if (hostapd_ctrl_iface_level(hapd, &from, fromlen, | |
1987 | buf + 6)) | |
1988 | reply_len = -1; | |
1989 | } else if (os_strncmp(buf, "NEW_STA ", 8) == 0) { | |
1990 | if (hostapd_ctrl_iface_new_sta(hapd, buf + 8)) | |
1991 | reply_len = -1; | |
90a3206a JM |
1992 | } else if (os_strncmp(buf, "DEAUTHENTICATE ", 15) == 0) { |
1993 | if (hostapd_ctrl_iface_deauthenticate(hapd, buf + 15)) | |
1994 | reply_len = -1; | |
1995 | } else if (os_strncmp(buf, "DISASSOCIATE ", 13) == 0) { | |
1996 | if (hostapd_ctrl_iface_disassociate(hapd, buf + 13)) | |
1997 | reply_len = -1; | |
99650cad JM |
1998 | } else if (os_strcmp(buf, "STOP_AP") == 0) { |
1999 | if (hostapd_ctrl_iface_stop_ap(hapd)) | |
2000 | reply_len = -1; | |
88b4b424 | 2001 | #ifdef CONFIG_IEEE80211W |
fe6bdb77 | 2002 | #ifdef NEED_AP_MLME |
88b4b424 JM |
2003 | } else if (os_strncmp(buf, "SA_QUERY ", 9) == 0) { |
2004 | if (hostapd_ctrl_iface_sa_query(hapd, buf + 9)) | |
2005 | reply_len = -1; | |
fe6bdb77 | 2006 | #endif /* NEED_AP_MLME */ |
88b4b424 | 2007 | #endif /* CONFIG_IEEE80211W */ |
ad08c363 JM |
2008 | #ifdef CONFIG_WPS |
2009 | } else if (os_strncmp(buf, "WPS_PIN ", 8) == 0) { | |
2010 | if (hostapd_ctrl_iface_wps_pin(hapd, buf + 8)) | |
2011 | reply_len = -1; | |
3981cb3c JM |
2012 | } else if (os_strncmp(buf, "WPS_CHECK_PIN ", 14) == 0) { |
2013 | reply_len = hostapd_ctrl_iface_wps_check_pin( | |
2014 | hapd, buf + 14, reply, reply_size); | |
ad08c363 | 2015 | } else if (os_strcmp(buf, "WPS_PBC") == 0) { |
d601247c | 2016 | if (hostapd_wps_button_pushed(hapd, NULL)) |
ad08c363 | 2017 | reply_len = -1; |
4c374cde AS |
2018 | } else if (os_strcmp(buf, "WPS_CANCEL") == 0) { |
2019 | if (hostapd_wps_cancel(hapd)) | |
2020 | reply_len = -1; | |
5a1cc30f JM |
2021 | } else if (os_strncmp(buf, "WPS_AP_PIN ", 11) == 0) { |
2022 | reply_len = hostapd_ctrl_iface_wps_ap_pin(hapd, buf + 11, | |
2023 | reply, reply_size); | |
450eddcf JM |
2024 | } else if (os_strncmp(buf, "WPS_CONFIG ", 11) == 0) { |
2025 | if (hostapd_ctrl_iface_wps_config(hapd, buf + 11) < 0) | |
2026 | reply_len = -1; | |
3351a384 JM |
2027 | } else if (os_strncmp(buf, "WPS_GET_STATUS", 13) == 0) { |
2028 | reply_len = hostapd_ctrl_iface_wps_get_status(hapd, reply, | |
2029 | reply_size); | |
bb45b6d7 JM |
2030 | #ifdef CONFIG_WPS_NFC |
2031 | } else if (os_strncmp(buf, "WPS_NFC_TAG_READ ", 17) == 0) { | |
2032 | if (hostapd_ctrl_iface_wps_nfc_tag_read(hapd, buf + 17)) | |
2033 | reply_len = -1; | |
3cf7a59d JM |
2034 | } else if (os_strncmp(buf, "WPS_NFC_CONFIG_TOKEN ", 21) == 0) { |
2035 | reply_len = hostapd_ctrl_iface_wps_nfc_config_token( | |
2036 | hapd, buf + 21, reply, reply_size); | |
ffdaa05a JM |
2037 | } else if (os_strncmp(buf, "WPS_NFC_TOKEN ", 14) == 0) { |
2038 | reply_len = hostapd_ctrl_iface_wps_nfc_token( | |
2039 | hapd, buf + 14, reply, reply_size); | |
6772a90a JM |
2040 | } else if (os_strncmp(buf, "NFC_GET_HANDOVER_SEL ", 21) == 0) { |
2041 | reply_len = hostapd_ctrl_iface_nfc_get_handover_sel( | |
2042 | hapd, buf + 21, reply, reply_size); | |
e4758827 JM |
2043 | } else if (os_strncmp(buf, "NFC_REPORT_HANDOVER ", 20) == 0) { |
2044 | if (hostapd_ctrl_iface_nfc_report_handover(hapd, buf + 20)) | |
2045 | reply_len = -1; | |
bb45b6d7 | 2046 | #endif /* CONFIG_WPS_NFC */ |
ad08c363 | 2047 | #endif /* CONFIG_WPS */ |
c551700f KP |
2048 | #ifdef CONFIG_INTERWORKING |
2049 | } else if (os_strncmp(buf, "SET_QOS_MAP_SET ", 16) == 0) { | |
2050 | if (hostapd_ctrl_iface_set_qos_map_set(hapd, buf + 16)) | |
2051 | reply_len = -1; | |
2052 | } else if (os_strncmp(buf, "SEND_QOS_MAP_CONF ", 18) == 0) { | |
2053 | if (hostapd_ctrl_iface_send_qos_map_conf(hapd, buf + 18)) | |
2054 | reply_len = -1; | |
2055 | #endif /* CONFIG_INTERWORKING */ | |
3fb17a95 JM |
2056 | #ifdef CONFIG_HS20 |
2057 | } else if (os_strncmp(buf, "HS20_WNM_NOTIF ", 15) == 0) { | |
2058 | if (hostapd_ctrl_iface_hs20_wnm_notif(hapd, buf + 15)) | |
2059 | reply_len = -1; | |
8e1146d9 JM |
2060 | } else if (os_strncmp(buf, "HS20_DEAUTH_REQ ", 16) == 0) { |
2061 | if (hostapd_ctrl_iface_hs20_deauth_req(hapd, buf + 16)) | |
2062 | reply_len = -1; | |
3fb17a95 | 2063 | #endif /* CONFIG_HS20 */ |
2049a875 JM |
2064 | #ifdef CONFIG_WNM |
2065 | } else if (os_strncmp(buf, "DISASSOC_IMMINENT ", 18) == 0) { | |
2066 | if (hostapd_ctrl_iface_disassoc_imminent(hapd, buf + 18)) | |
2067 | reply_len = -1; | |
71269b37 JM |
2068 | } else if (os_strncmp(buf, "ESS_DISASSOC ", 13) == 0) { |
2069 | if (hostapd_ctrl_iface_ess_disassoc(hapd, buf + 13)) | |
2070 | reply_len = -1; | |
a30dff07 JM |
2071 | } else if (os_strncmp(buf, "BSS_TM_REQ ", 11) == 0) { |
2072 | if (hostapd_ctrl_iface_bss_tm_req(hapd, buf + 11)) | |
2073 | reply_len = -1; | |
2049a875 | 2074 | #endif /* CONFIG_WNM */ |
403b96fe JM |
2075 | } else if (os_strcmp(buf, "GET_CONFIG") == 0) { |
2076 | reply_len = hostapd_ctrl_iface_get_config(hapd, reply, | |
2077 | reply_size); | |
b4e34f2f JM |
2078 | } else if (os_strncmp(buf, "SET ", 4) == 0) { |
2079 | if (hostapd_ctrl_iface_set(hapd, buf + 4)) | |
2080 | reply_len = -1; | |
acec8d32 JM |
2081 | } else if (os_strncmp(buf, "GET ", 4) == 0) { |
2082 | reply_len = hostapd_ctrl_iface_get(hapd, buf + 4, reply, | |
2083 | reply_size); | |
75545652 SP |
2084 | } else if (os_strncmp(buf, "ENABLE", 6) == 0) { |
2085 | if (hostapd_ctrl_iface_enable(hapd->iface)) | |
2086 | reply_len = -1; | |
2087 | } else if (os_strncmp(buf, "RELOAD", 6) == 0) { | |
2088 | if (hostapd_ctrl_iface_reload(hapd->iface)) | |
2089 | reply_len = -1; | |
2090 | } else if (os_strncmp(buf, "DISABLE", 7) == 0) { | |
2091 | if (hostapd_ctrl_iface_disable(hapd->iface)) | |
2092 | reply_len = -1; | |
9ff8dda1 JM |
2093 | } else if (os_strcmp(buf, "UPDATE_BEACON") == 0) { |
2094 | if (ieee802_11_set_beacon(hapd)) | |
2095 | reply_len = -1; | |
ddf55174 JM |
2096 | #ifdef CONFIG_TESTING_OPTIONS |
2097 | } else if (os_strncmp(buf, "RADAR ", 6) == 0) { | |
2098 | if (hostapd_ctrl_iface_radar(hapd, buf + 6)) | |
2099 | reply_len = -1; | |
93827f45 JM |
2100 | } else if (os_strncmp(buf, "MGMT_TX ", 8) == 0) { |
2101 | if (hostapd_ctrl_iface_mgmt_tx(hapd, buf + 8)) | |
2102 | reply_len = -1; | |
9d4ff04a JM |
2103 | } else if (os_strncmp(buf, "EAPOL_RX ", 9) == 0) { |
2104 | if (hostapd_ctrl_iface_eapol_rx(hapd, buf + 9) < 0) | |
2105 | reply_len = -1; | |
4a6cc862 JM |
2106 | } else if (os_strncmp(buf, "DATA_TEST_CONFIG ", 17) == 0) { |
2107 | if (hostapd_ctrl_iface_data_test_config(hapd, buf + 17) < 0) | |
2108 | reply_len = -1; | |
2109 | } else if (os_strncmp(buf, "DATA_TEST_TX ", 13) == 0) { | |
2110 | if (hostapd_ctrl_iface_data_test_tx(hapd, buf + 13) < 0) | |
2111 | reply_len = -1; | |
85660d31 JM |
2112 | } else if (os_strncmp(buf, "DATA_TEST_FRAME ", 16) == 0) { |
2113 | if (hostapd_ctrl_iface_data_test_frame(hapd, buf + 16) < 0) | |
2114 | reply_len = -1; | |
a156ffda JM |
2115 | } else if (os_strncmp(buf, "TEST_ALLOC_FAIL ", 16) == 0) { |
2116 | if (hostapd_ctrl_test_alloc_fail(hapd, buf + 16) < 0) | |
2117 | reply_len = -1; | |
2118 | } else if (os_strcmp(buf, "GET_ALLOC_FAIL") == 0) { | |
2119 | reply_len = hostapd_ctrl_get_alloc_fail(hapd, reply, | |
2120 | reply_size); | |
2da52565 JM |
2121 | } else if (os_strncmp(buf, "TEST_FAIL ", 10) == 0) { |
2122 | if (hostapd_ctrl_test_fail(hapd, buf + 10) < 0) | |
2123 | reply_len = -1; | |
2124 | } else if (os_strcmp(buf, "GET_FAIL") == 0) { | |
2125 | reply_len = hostapd_ctrl_get_fail(hapd, reply, reply_size); | |
ddf55174 | 2126 | #endif /* CONFIG_TESTING_OPTIONS */ |
334bf36a | 2127 | } else if (os_strncmp(buf, "CHAN_SWITCH ", 12) == 0) { |
ccac7c61 | 2128 | if (hostapd_ctrl_iface_chan_switch(hapd->iface, buf + 12)) |
334bf36a | 2129 | reply_len = -1; |
3ae8b7b7 AS |
2130 | } else if (os_strncmp(buf, "VENDOR ", 7) == 0) { |
2131 | reply_len = hostapd_ctrl_iface_vendor(hapd, buf + 7, reply, | |
2132 | reply_size); | |
2c6411ed JM |
2133 | } else if (os_strcmp(buf, "ERP_FLUSH") == 0) { |
2134 | ieee802_1x_erp_flush(hapd); | |
2135 | #ifdef RADIUS_SERVER | |
2136 | radius_server_erp_flush(hapd->radius_srv); | |
2137 | #endif /* RADIUS_SERVER */ | |
6fc6879b JM |
2138 | } else { |
2139 | os_memcpy(reply, "UNKNOWN COMMAND\n", 16); | |
2140 | reply_len = 16; | |
2141 | } | |
2142 | ||
2143 | if (reply_len < 0) { | |
2144 | os_memcpy(reply, "FAIL\n", 5); | |
2145 | reply_len = 5; | |
2146 | } | |
8e3e0b3f JM |
2147 | if (sendto(sock, reply, reply_len, 0, (struct sockaddr *) &from, |
2148 | fromlen) < 0) { | |
2149 | wpa_printf(MSG_DEBUG, "CTRL: sendto failed: %s", | |
2150 | strerror(errno)); | |
2151 | } | |
6fc6879b JM |
2152 | os_free(reply); |
2153 | } | |
2154 | ||
2155 | ||
2156 | static char * hostapd_ctrl_iface_path(struct hostapd_data *hapd) | |
2157 | { | |
2158 | char *buf; | |
2159 | size_t len; | |
2160 | ||
2161 | if (hapd->conf->ctrl_interface == NULL) | |
2162 | return NULL; | |
2163 | ||
2164 | len = os_strlen(hapd->conf->ctrl_interface) + | |
2165 | os_strlen(hapd->conf->iface) + 2; | |
2166 | buf = os_malloc(len); | |
2167 | if (buf == NULL) | |
2168 | return NULL; | |
2169 | ||
2170 | os_snprintf(buf, len, "%s/%s", | |
2171 | hapd->conf->ctrl_interface, hapd->conf->iface); | |
2172 | buf[len - 1] = '\0'; | |
2173 | return buf; | |
2174 | } | |
2175 | ||
2176 | ||
995a3a06 JM |
2177 | static void hostapd_ctrl_iface_msg_cb(void *ctx, int level, |
2178 | enum wpa_msg_type type, | |
42d16805 JM |
2179 | const char *txt, size_t len) |
2180 | { | |
2181 | struct hostapd_data *hapd = ctx; | |
2182 | if (hapd == NULL) | |
2183 | return; | |
2184 | hostapd_ctrl_iface_send(hapd, level, txt, len); | |
2185 | } | |
2186 | ||
2187 | ||
6fc6879b JM |
2188 | int hostapd_ctrl_iface_init(struct hostapd_data *hapd) |
2189 | { | |
2190 | struct sockaddr_un addr; | |
2191 | int s = -1; | |
2192 | char *fname = NULL; | |
2193 | ||
9e7d033e SP |
2194 | if (hapd->ctrl_sock > -1) { |
2195 | wpa_printf(MSG_DEBUG, "ctrl_iface already exists!"); | |
2196 | return 0; | |
2197 | } | |
6fc6879b JM |
2198 | |
2199 | if (hapd->conf->ctrl_interface == NULL) | |
2200 | return 0; | |
2201 | ||
2202 | if (mkdir(hapd->conf->ctrl_interface, S_IRWXU | S_IRWXG) < 0) { | |
2203 | if (errno == EEXIST) { | |
2204 | wpa_printf(MSG_DEBUG, "Using existing control " | |
2205 | "interface directory."); | |
2206 | } else { | |
a193231d JM |
2207 | wpa_printf(MSG_ERROR, "mkdir[ctrl_interface]: %s", |
2208 | strerror(errno)); | |
6fc6879b JM |
2209 | goto fail; |
2210 | } | |
2211 | } | |
2212 | ||
2213 | if (hapd->conf->ctrl_interface_gid_set && | |
9cbd5845 | 2214 | chown(hapd->conf->ctrl_interface, -1, |
6fc6879b | 2215 | hapd->conf->ctrl_interface_gid) < 0) { |
a193231d JM |
2216 | wpa_printf(MSG_ERROR, "chown[ctrl_interface]: %s", |
2217 | strerror(errno)); | |
6fc6879b JM |
2218 | return -1; |
2219 | } | |
2220 | ||
187f87f0 JM |
2221 | if (!hapd->conf->ctrl_interface_gid_set && |
2222 | hapd->iface->interfaces->ctrl_iface_group && | |
2223 | chown(hapd->conf->ctrl_interface, -1, | |
2224 | hapd->iface->interfaces->ctrl_iface_group) < 0) { | |
a193231d JM |
2225 | wpa_printf(MSG_ERROR, "chown[ctrl_interface]: %s", |
2226 | strerror(errno)); | |
187f87f0 JM |
2227 | return -1; |
2228 | } | |
2229 | ||
5bbf590a PF |
2230 | #ifdef ANDROID |
2231 | /* | |
2232 | * Android is using umask 0077 which would leave the control interface | |
2233 | * directory without group access. This breaks things since Wi-Fi | |
2234 | * framework assumes that this directory can be accessed by other | |
2235 | * applications in the wifi group. Fix this by adding group access even | |
2236 | * if umask value would prevent this. | |
2237 | */ | |
2238 | if (chmod(hapd->conf->ctrl_interface, S_IRWXU | S_IRWXG) < 0) { | |
2239 | wpa_printf(MSG_ERROR, "CTRL: Could not chmod directory: %s", | |
2240 | strerror(errno)); | |
2241 | /* Try to continue anyway */ | |
2242 | } | |
2243 | #endif /* ANDROID */ | |
2244 | ||
6fc6879b JM |
2245 | if (os_strlen(hapd->conf->ctrl_interface) + 1 + |
2246 | os_strlen(hapd->conf->iface) >= sizeof(addr.sun_path)) | |
2247 | goto fail; | |
2248 | ||
2249 | s = socket(PF_UNIX, SOCK_DGRAM, 0); | |
2250 | if (s < 0) { | |
a193231d | 2251 | wpa_printf(MSG_ERROR, "socket(PF_UNIX): %s", strerror(errno)); |
6fc6879b JM |
2252 | goto fail; |
2253 | } | |
2254 | ||
2255 | os_memset(&addr, 0, sizeof(addr)); | |
75864b7f JM |
2256 | #ifdef __FreeBSD__ |
2257 | addr.sun_len = sizeof(addr); | |
2258 | #endif /* __FreeBSD__ */ | |
6fc6879b JM |
2259 | addr.sun_family = AF_UNIX; |
2260 | fname = hostapd_ctrl_iface_path(hapd); | |
2261 | if (fname == NULL) | |
2262 | goto fail; | |
2263 | os_strlcpy(addr.sun_path, fname, sizeof(addr.sun_path)); | |
2264 | if (bind(s, (struct sockaddr *) &addr, sizeof(addr)) < 0) { | |
617d1555 JM |
2265 | wpa_printf(MSG_DEBUG, "ctrl_iface bind(PF_UNIX) failed: %s", |
2266 | strerror(errno)); | |
2267 | if (connect(s, (struct sockaddr *) &addr, sizeof(addr)) < 0) { | |
2268 | wpa_printf(MSG_DEBUG, "ctrl_iface exists, but does not" | |
2269 | " allow connections - assuming it was left" | |
2270 | "over from forced program termination"); | |
2271 | if (unlink(fname) < 0) { | |
a193231d JM |
2272 | wpa_printf(MSG_ERROR, |
2273 | "Could not unlink existing ctrl_iface socket '%s': %s", | |
2274 | fname, strerror(errno)); | |
617d1555 JM |
2275 | goto fail; |
2276 | } | |
2277 | if (bind(s, (struct sockaddr *) &addr, sizeof(addr)) < | |
2278 | 0) { | |
a193231d JM |
2279 | wpa_printf(MSG_ERROR, |
2280 | "hostapd-ctrl-iface: bind(PF_UNIX): %s", | |
2281 | strerror(errno)); | |
617d1555 JM |
2282 | goto fail; |
2283 | } | |
2284 | wpa_printf(MSG_DEBUG, "Successfully replaced leftover " | |
2285 | "ctrl_iface socket '%s'", fname); | |
2286 | } else { | |
2287 | wpa_printf(MSG_INFO, "ctrl_iface exists and seems to " | |
2288 | "be in use - cannot override it"); | |
2289 | wpa_printf(MSG_INFO, "Delete '%s' manually if it is " | |
2290 | "not used anymore", fname); | |
2291 | os_free(fname); | |
2292 | fname = NULL; | |
2293 | goto fail; | |
2294 | } | |
6fc6879b JM |
2295 | } |
2296 | ||
2297 | if (hapd->conf->ctrl_interface_gid_set && | |
9cbd5845 | 2298 | chown(fname, -1, hapd->conf->ctrl_interface_gid) < 0) { |
a193231d JM |
2299 | wpa_printf(MSG_ERROR, "chown[ctrl_interface/ifname]: %s", |
2300 | strerror(errno)); | |
6fc6879b JM |
2301 | goto fail; |
2302 | } | |
2303 | ||
187f87f0 JM |
2304 | if (!hapd->conf->ctrl_interface_gid_set && |
2305 | hapd->iface->interfaces->ctrl_iface_group && | |
2306 | chown(fname, -1, hapd->iface->interfaces->ctrl_iface_group) < 0) { | |
a193231d JM |
2307 | wpa_printf(MSG_ERROR, "chown[ctrl_interface/ifname]: %s", |
2308 | strerror(errno)); | |
187f87f0 JM |
2309 | goto fail; |
2310 | } | |
2311 | ||
6fc6879b | 2312 | if (chmod(fname, S_IRWXU | S_IRWXG) < 0) { |
a193231d JM |
2313 | wpa_printf(MSG_ERROR, "chmod[ctrl_interface/ifname]: %s", |
2314 | strerror(errno)); | |
6fc6879b JM |
2315 | goto fail; |
2316 | } | |
2317 | os_free(fname); | |
2318 | ||
2319 | hapd->ctrl_sock = s; | |
86a7fbb2 JM |
2320 | if (eloop_register_read_sock(s, hostapd_ctrl_iface_receive, hapd, |
2321 | NULL) < 0) { | |
2322 | hostapd_ctrl_iface_deinit(hapd); | |
2323 | return -1; | |
2324 | } | |
4f760fcc | 2325 | hapd->msg_ctx = hapd; |
42d16805 | 2326 | wpa_msg_register_cb(hostapd_ctrl_iface_msg_cb); |
6fc6879b JM |
2327 | |
2328 | return 0; | |
2329 | ||
2330 | fail: | |
2331 | if (s >= 0) | |
2332 | close(s); | |
2333 | if (fname) { | |
2334 | unlink(fname); | |
2335 | os_free(fname); | |
2336 | } | |
2337 | return -1; | |
2338 | } | |
2339 | ||
2340 | ||
2341 | void hostapd_ctrl_iface_deinit(struct hostapd_data *hapd) | |
2342 | { | |
2343 | struct wpa_ctrl_dst *dst, *prev; | |
2344 | ||
2345 | if (hapd->ctrl_sock > -1) { | |
2346 | char *fname; | |
2347 | eloop_unregister_read_sock(hapd->ctrl_sock); | |
2348 | close(hapd->ctrl_sock); | |
2349 | hapd->ctrl_sock = -1; | |
2350 | fname = hostapd_ctrl_iface_path(hapd); | |
2351 | if (fname) | |
2352 | unlink(fname); | |
2353 | os_free(fname); | |
2354 | ||
2355 | if (hapd->conf->ctrl_interface && | |
2356 | rmdir(hapd->conf->ctrl_interface) < 0) { | |
2357 | if (errno == ENOTEMPTY) { | |
2358 | wpa_printf(MSG_DEBUG, "Control interface " | |
2359 | "directory not empty - leaving it " | |
2360 | "behind"); | |
2361 | } else { | |
2c6f8cf6 JM |
2362 | wpa_printf(MSG_ERROR, |
2363 | "rmdir[ctrl_interface=%s]: %s", | |
2364 | hapd->conf->ctrl_interface, | |
2365 | strerror(errno)); | |
6fc6879b JM |
2366 | } |
2367 | } | |
2368 | } | |
2369 | ||
2370 | dst = hapd->ctrl_dst; | |
86a7fbb2 | 2371 | hapd->ctrl_dst = NULL; |
6fc6879b JM |
2372 | while (dst) { |
2373 | prev = dst; | |
2374 | dst = dst->next; | |
2375 | os_free(prev); | |
2376 | } | |
4a6cc862 JM |
2377 | |
2378 | #ifdef CONFIG_TESTING_OPTIONS | |
2379 | l2_packet_deinit(hapd->l2_test); | |
2380 | hapd->l2_test = NULL; | |
2381 | #endif /* CONFIG_TESTING_OPTIONS */ | |
6fc6879b JM |
2382 | } |
2383 | ||
2384 | ||
06bb8c62 SP |
2385 | static int hostapd_ctrl_iface_add(struct hapd_interfaces *interfaces, |
2386 | char *buf) | |
2387 | { | |
2388 | if (hostapd_add_iface(interfaces, buf) < 0) { | |
2389 | wpa_printf(MSG_ERROR, "Adding interface %s failed", buf); | |
2390 | return -1; | |
2391 | } | |
2392 | return 0; | |
2393 | } | |
2394 | ||
2395 | ||
2396 | static int hostapd_ctrl_iface_remove(struct hapd_interfaces *interfaces, | |
2397 | char *buf) | |
2398 | { | |
2399 | if (hostapd_remove_iface(interfaces, buf) < 0) { | |
2400 | wpa_printf(MSG_ERROR, "Removing interface %s failed", buf); | |
2401 | return -1; | |
2402 | } | |
2403 | return 0; | |
2404 | } | |
2405 | ||
2406 | ||
91226e0d JM |
2407 | static void hostapd_ctrl_iface_flush(struct hapd_interfaces *interfaces) |
2408 | { | |
2409 | #ifdef CONFIG_WPS_TESTING | |
2410 | wps_version_number = 0x20; | |
2411 | wps_testing_dummy_cred = 0; | |
2412 | wps_corrupt_pkhash = 0; | |
2413 | #endif /* CONFIG_WPS_TESTING */ | |
2414 | } | |
2415 | ||
2416 | ||
c90fd485 SP |
2417 | static void hostapd_global_ctrl_iface_receive(int sock, void *eloop_ctx, |
2418 | void *sock_ctx) | |
2419 | { | |
06bb8c62 | 2420 | void *interfaces = eloop_ctx; |
c90fd485 SP |
2421 | char buf[256]; |
2422 | int res; | |
2423 | struct sockaddr_un from; | |
2424 | socklen_t fromlen = sizeof(from); | |
2425 | char reply[24]; | |
2426 | int reply_len; | |
2427 | ||
2428 | res = recvfrom(sock, buf, sizeof(buf) - 1, 0, | |
2429 | (struct sockaddr *) &from, &fromlen); | |
2430 | if (res < 0) { | |
a193231d JM |
2431 | wpa_printf(MSG_ERROR, "recvfrom(ctrl_iface): %s", |
2432 | strerror(errno)); | |
c90fd485 SP |
2433 | return; |
2434 | } | |
2435 | buf[res] = '\0'; | |
3f134b43 | 2436 | wpa_printf(MSG_DEBUG, "Global ctrl_iface command: %s", buf); |
c90fd485 SP |
2437 | |
2438 | os_memcpy(reply, "OK\n", 3); | |
2439 | reply_len = 3; | |
2440 | ||
2441 | if (os_strcmp(buf, "PING") == 0) { | |
2442 | os_memcpy(reply, "PONG\n", 5); | |
2443 | reply_len = 5; | |
3f134b43 JM |
2444 | } else if (os_strncmp(buf, "RELOG", 5) == 0) { |
2445 | if (wpa_debug_reopen_file() < 0) | |
2446 | reply_len = -1; | |
91226e0d JM |
2447 | } else if (os_strcmp(buf, "FLUSH") == 0) { |
2448 | hostapd_ctrl_iface_flush(interfaces); | |
06bb8c62 SP |
2449 | } else if (os_strncmp(buf, "ADD ", 4) == 0) { |
2450 | if (hostapd_ctrl_iface_add(interfaces, buf + 4) < 0) | |
2451 | reply_len = -1; | |
2452 | } else if (os_strncmp(buf, "REMOVE ", 7) == 0) { | |
2453 | if (hostapd_ctrl_iface_remove(interfaces, buf + 7) < 0) | |
2454 | reply_len = -1; | |
ea449b5b JM |
2455 | #ifdef CONFIG_MODULE_TESTS |
2456 | } else if (os_strcmp(buf, "MODULE_TESTS") == 0) { | |
2457 | int hapd_module_tests(void); | |
2458 | if (hapd_module_tests() < 0) | |
2459 | reply_len = -1; | |
2460 | #endif /* CONFIG_MODULE_TESTS */ | |
c90fd485 SP |
2461 | } else { |
2462 | wpa_printf(MSG_DEBUG, "Unrecognized global ctrl_iface command " | |
2463 | "ignored"); | |
2464 | reply_len = -1; | |
2465 | } | |
2466 | ||
2467 | if (reply_len < 0) { | |
2468 | os_memcpy(reply, "FAIL\n", 5); | |
2469 | reply_len = 5; | |
2470 | } | |
2471 | ||
8e3e0b3f JM |
2472 | if (sendto(sock, reply, reply_len, 0, (struct sockaddr *) &from, |
2473 | fromlen) < 0) { | |
2474 | wpa_printf(MSG_DEBUG, "CTRL: sendto failed: %s", | |
2475 | strerror(errno)); | |
2476 | } | |
c90fd485 SP |
2477 | } |
2478 | ||
2479 | ||
2480 | static char * hostapd_global_ctrl_iface_path(struct hapd_interfaces *interface) | |
2481 | { | |
2482 | char *buf; | |
2483 | size_t len; | |
2484 | ||
2485 | if (interface->global_iface_path == NULL) | |
2486 | return NULL; | |
2487 | ||
2488 | len = os_strlen(interface->global_iface_path) + | |
2489 | os_strlen(interface->global_iface_name) + 2; | |
2490 | buf = os_malloc(len); | |
2491 | if (buf == NULL) | |
2492 | return NULL; | |
2493 | ||
2494 | os_snprintf(buf, len, "%s/%s", interface->global_iface_path, | |
2495 | interface->global_iface_name); | |
2496 | buf[len - 1] = '\0'; | |
2497 | return buf; | |
2498 | } | |
2499 | ||
2500 | ||
2501 | int hostapd_global_ctrl_iface_init(struct hapd_interfaces *interface) | |
2502 | { | |
2503 | struct sockaddr_un addr; | |
2504 | int s = -1; | |
2505 | char *fname = NULL; | |
2506 | ||
2507 | if (interface->global_iface_path == NULL) { | |
2508 | wpa_printf(MSG_DEBUG, "ctrl_iface not configured!"); | |
2509 | return 0; | |
2510 | } | |
2511 | ||
2512 | if (mkdir(interface->global_iface_path, S_IRWXU | S_IRWXG) < 0) { | |
2513 | if (errno == EEXIST) { | |
2514 | wpa_printf(MSG_DEBUG, "Using existing control " | |
2515 | "interface directory."); | |
2516 | } else { | |
a193231d JM |
2517 | wpa_printf(MSG_ERROR, "mkdir[ctrl_interface]: %s", |
2518 | strerror(errno)); | |
c90fd485 SP |
2519 | goto fail; |
2520 | } | |
187f87f0 JM |
2521 | } else if (interface->ctrl_iface_group && |
2522 | chown(interface->global_iface_path, -1, | |
2523 | interface->ctrl_iface_group) < 0) { | |
a193231d JM |
2524 | wpa_printf(MSG_ERROR, "chown[ctrl_interface]: %s", |
2525 | strerror(errno)); | |
187f87f0 | 2526 | goto fail; |
c90fd485 SP |
2527 | } |
2528 | ||
2529 | if (os_strlen(interface->global_iface_path) + 1 + | |
2530 | os_strlen(interface->global_iface_name) >= sizeof(addr.sun_path)) | |
2531 | goto fail; | |
2532 | ||
2533 | s = socket(PF_UNIX, SOCK_DGRAM, 0); | |
2534 | if (s < 0) { | |
a193231d | 2535 | wpa_printf(MSG_ERROR, "socket(PF_UNIX): %s", strerror(errno)); |
c90fd485 SP |
2536 | goto fail; |
2537 | } | |
2538 | ||
2539 | os_memset(&addr, 0, sizeof(addr)); | |
2540 | #ifdef __FreeBSD__ | |
2541 | addr.sun_len = sizeof(addr); | |
2542 | #endif /* __FreeBSD__ */ | |
2543 | addr.sun_family = AF_UNIX; | |
2544 | fname = hostapd_global_ctrl_iface_path(interface); | |
2545 | if (fname == NULL) | |
2546 | goto fail; | |
2547 | os_strlcpy(addr.sun_path, fname, sizeof(addr.sun_path)); | |
2548 | if (bind(s, (struct sockaddr *) &addr, sizeof(addr)) < 0) { | |
2549 | wpa_printf(MSG_DEBUG, "ctrl_iface bind(PF_UNIX) failed: %s", | |
2550 | strerror(errno)); | |
2551 | if (connect(s, (struct sockaddr *) &addr, sizeof(addr)) < 0) { | |
2552 | wpa_printf(MSG_DEBUG, "ctrl_iface exists, but does not" | |
2553 | " allow connections - assuming it was left" | |
2554 | "over from forced program termination"); | |
2555 | if (unlink(fname) < 0) { | |
a193231d JM |
2556 | wpa_printf(MSG_ERROR, |
2557 | "Could not unlink existing ctrl_iface socket '%s': %s", | |
2558 | fname, strerror(errno)); | |
c90fd485 SP |
2559 | goto fail; |
2560 | } | |
2561 | if (bind(s, (struct sockaddr *) &addr, sizeof(addr)) < | |
2562 | 0) { | |
a193231d JM |
2563 | wpa_printf(MSG_ERROR, "bind(PF_UNIX): %s", |
2564 | strerror(errno)); | |
c90fd485 SP |
2565 | goto fail; |
2566 | } | |
2567 | wpa_printf(MSG_DEBUG, "Successfully replaced leftover " | |
2568 | "ctrl_iface socket '%s'", fname); | |
2569 | } else { | |
2570 | wpa_printf(MSG_INFO, "ctrl_iface exists and seems to " | |
2571 | "be in use - cannot override it"); | |
2572 | wpa_printf(MSG_INFO, "Delete '%s' manually if it is " | |
2573 | "not used anymore", fname); | |
2574 | os_free(fname); | |
2575 | fname = NULL; | |
2576 | goto fail; | |
2577 | } | |
2578 | } | |
2579 | ||
187f87f0 JM |
2580 | if (interface->ctrl_iface_group && |
2581 | chown(fname, -1, interface->ctrl_iface_group) < 0) { | |
a193231d JM |
2582 | wpa_printf(MSG_ERROR, "chown[ctrl_interface]: %s", |
2583 | strerror(errno)); | |
187f87f0 JM |
2584 | goto fail; |
2585 | } | |
2586 | ||
c90fd485 | 2587 | if (chmod(fname, S_IRWXU | S_IRWXG) < 0) { |
a193231d JM |
2588 | wpa_printf(MSG_ERROR, "chmod[ctrl_interface/ifname]: %s", |
2589 | strerror(errno)); | |
c90fd485 SP |
2590 | goto fail; |
2591 | } | |
2592 | os_free(fname); | |
2593 | ||
2594 | interface->global_ctrl_sock = s; | |
2595 | eloop_register_read_sock(s, hostapd_global_ctrl_iface_receive, | |
2596 | interface, NULL); | |
2597 | ||
2598 | return 0; | |
2599 | ||
2600 | fail: | |
2601 | if (s >= 0) | |
2602 | close(s); | |
2603 | if (fname) { | |
2604 | unlink(fname); | |
2605 | os_free(fname); | |
2606 | } | |
2607 | return -1; | |
2608 | } | |
2609 | ||
2610 | ||
2611 | void hostapd_global_ctrl_iface_deinit(struct hapd_interfaces *interfaces) | |
2612 | { | |
2613 | char *fname = NULL; | |
2614 | ||
2615 | if (interfaces->global_ctrl_sock > -1) { | |
2616 | eloop_unregister_read_sock(interfaces->global_ctrl_sock); | |
2617 | close(interfaces->global_ctrl_sock); | |
2618 | interfaces->global_ctrl_sock = -1; | |
2619 | fname = hostapd_global_ctrl_iface_path(interfaces); | |
2620 | if (fname) { | |
2621 | unlink(fname); | |
2622 | os_free(fname); | |
2623 | } | |
2624 | ||
2625 | if (interfaces->global_iface_path && | |
2626 | rmdir(interfaces->global_iface_path) < 0) { | |
2627 | if (errno == ENOTEMPTY) { | |
2628 | wpa_printf(MSG_DEBUG, "Control interface " | |
2629 | "directory not empty - leaving it " | |
2630 | "behind"); | |
2631 | } else { | |
2c6f8cf6 JM |
2632 | wpa_printf(MSG_ERROR, |
2633 | "rmdir[ctrl_interface=%s]: %s", | |
2634 | interfaces->global_iface_path, | |
2635 | strerror(errno)); | |
c90fd485 SP |
2636 | } |
2637 | } | |
2638 | os_free(interfaces->global_iface_path); | |
2639 | interfaces->global_iface_path = NULL; | |
2640 | } | |
2641 | } | |
2642 | ||
2643 | ||
42d16805 JM |
2644 | static void hostapd_ctrl_iface_send(struct hostapd_data *hapd, int level, |
2645 | const char *buf, size_t len) | |
6fc6879b JM |
2646 | { |
2647 | struct wpa_ctrl_dst *dst, *next; | |
2648 | struct msghdr msg; | |
2649 | int idx; | |
2650 | struct iovec io[2]; | |
2651 | char levelstr[10]; | |
2652 | ||
2653 | dst = hapd->ctrl_dst; | |
2654 | if (hapd->ctrl_sock < 0 || dst == NULL) | |
2655 | return; | |
2656 | ||
2657 | os_snprintf(levelstr, sizeof(levelstr), "<%d>", level); | |
2658 | io[0].iov_base = levelstr; | |
2659 | io[0].iov_len = os_strlen(levelstr); | |
42d16805 | 2660 | io[1].iov_base = (char *) buf; |
6fc6879b JM |
2661 | io[1].iov_len = len; |
2662 | os_memset(&msg, 0, sizeof(msg)); | |
2663 | msg.msg_iov = io; | |
2664 | msg.msg_iovlen = 2; | |
2665 | ||
2666 | idx = 0; | |
2667 | while (dst) { | |
2668 | next = dst->next; | |
2669 | if (level >= dst->debug_level) { | |
2670 | wpa_hexdump(MSG_DEBUG, "CTRL_IFACE monitor send", | |
75864b7f JM |
2671 | (u8 *) dst->addr.sun_path, dst->addrlen - |
2672 | offsetof(struct sockaddr_un, sun_path)); | |
6fc6879b JM |
2673 | msg.msg_name = &dst->addr; |
2674 | msg.msg_namelen = dst->addrlen; | |
2675 | if (sendmsg(hapd->ctrl_sock, &msg, 0) < 0) { | |
c5aaa015 JM |
2676 | int _errno = errno; |
2677 | wpa_printf(MSG_INFO, "CTRL_IFACE monitor[%d]: " | |
2678 | "%d - %s", | |
2679 | idx, errno, strerror(errno)); | |
6fc6879b | 2680 | dst->errors++; |
c5aaa015 | 2681 | if (dst->errors > 10 || _errno == ENOENT) { |
6fc6879b JM |
2682 | hostapd_ctrl_iface_detach( |
2683 | hapd, &dst->addr, | |
2684 | dst->addrlen); | |
2685 | } | |
2686 | } else | |
2687 | dst->errors = 0; | |
2688 | } | |
2689 | idx++; | |
2690 | dst = next; | |
2691 | } | |
2692 | } | |
2693 | ||
2694 | #endif /* CONFIG_NATIVE_WINDOWS */ |