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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 | |
56885eec JD |
22 | #ifdef CONFIG_CTRL_IFACE_UDP |
23 | #include <netdb.h> | |
24 | #endif /* CONFIG_CTRL_IFACE_UDP */ | |
25 | ||
6226e38d JM |
26 | #include "utils/common.h" |
27 | #include "utils/eloop.h" | |
acec8d32 | 28 | #include "common/version.h" |
81f4f619 | 29 | #include "common/ieee802_11_defs.h" |
89b781bc | 30 | #include "common/ctrl_iface_common.h" |
a1651451 | 31 | #include "crypto/tls.h" |
1057d78e | 32 | #include "drivers/driver.h" |
cfb5c08f | 33 | #include "eapol_auth/eapol_auth_sm.h" |
6fc6879b | 34 | #include "radius/radius_client.h" |
4c03a2b3 | 35 | #include "radius/radius_server.h" |
4a6cc862 | 36 | #include "l2_packet/l2_packet.h" |
1057d78e | 37 | #include "ap/hostapd.h" |
6226e38d | 38 | #include "ap/ap_config.h" |
1057d78e | 39 | #include "ap/ieee802_1x.h" |
6226e38d | 40 | #include "ap/wpa_auth.h" |
1057d78e JM |
41 | #include "ap/ieee802_11.h" |
42 | #include "ap/sta_info.h" | |
32da61d9 | 43 | #include "ap/wps_hostapd.h" |
0e2d35c6 | 44 | #include "ap/ctrl_iface_ap.h" |
51e2a27a | 45 | #include "ap/ap_drv_ops.h" |
3fb17a95 | 46 | #include "ap/hs20.h" |
2025cad9 | 47 | #include "ap/wnm_ap.h" |
901d1fe1 | 48 | #include "ap/wpa_auth.h" |
9ff8dda1 | 49 | #include "ap/beacon.h" |
9b4b2264 | 50 | #include "ap/neighbor_db.h" |
b4e34f2f | 51 | #include "wps/wps_defs.h" |
3981cb3c | 52 | #include "wps/wps.h" |
8e9a8b0f | 53 | #include "fst/fst_ctrl_iface.h" |
31b79e11 | 54 | #include "config_file.h" |
6fc6879b | 55 | #include "ctrl_iface.h" |
6fc6879b JM |
56 | |
57 | ||
748febf3 AN |
58 | #define HOSTAPD_CLI_DUP_VALUE_MAX_LEN 256 |
59 | ||
56885eec JD |
60 | #ifdef CONFIG_CTRL_IFACE_UDP |
61 | #define COOKIE_LEN 8 | |
62 | static unsigned char cookie[COOKIE_LEN]; | |
63 | static unsigned char gcookie[COOKIE_LEN]; | |
64 | #define HOSTAPD_CTRL_IFACE_PORT 8877 | |
65 | #define HOSTAPD_CTRL_IFACE_PORT_LIMIT 50 | |
66 | #define HOSTAPD_GLOBAL_CTRL_IFACE_PORT 8878 | |
67 | #define HOSTAPD_GLOBAL_CTRL_IFACE_PORT_LIMIT 50 | |
68 | #endif /* CONFIG_CTRL_IFACE_UDP */ | |
6fc6879b | 69 | |
42d16805 | 70 | static void hostapd_ctrl_iface_send(struct hostapd_data *hapd, int level, |
ee1e3f57 | 71 | enum wpa_msg_type type, |
42d16805 JM |
72 | const char *buf, size_t len); |
73 | ||
74 | ||
6fc6879b | 75 | static int hostapd_ctrl_iface_attach(struct hostapd_data *hapd, |
acf57fae | 76 | struct sockaddr_storage *from, |
6fc6879b JM |
77 | socklen_t fromlen) |
78 | { | |
89b781bc | 79 | return ctrl_iface_attach(&hapd->ctrl_dst, from, fromlen); |
6fc6879b JM |
80 | } |
81 | ||
82 | ||
83 | static int hostapd_ctrl_iface_detach(struct hostapd_data *hapd, | |
acf57fae | 84 | struct sockaddr_storage *from, |
6fc6879b JM |
85 | socklen_t fromlen) |
86 | { | |
89b781bc | 87 | return ctrl_iface_detach(&hapd->ctrl_dst, from, fromlen); |
6fc6879b JM |
88 | } |
89 | ||
90 | ||
91 | static int hostapd_ctrl_iface_level(struct hostapd_data *hapd, | |
acf57fae | 92 | struct sockaddr_storage *from, |
6fc6879b JM |
93 | socklen_t fromlen, |
94 | char *level) | |
95 | { | |
89b781bc | 96 | return ctrl_iface_level(&hapd->ctrl_dst, from, fromlen, level); |
6fc6879b JM |
97 | } |
98 | ||
99 | ||
6fc6879b JM |
100 | static int hostapd_ctrl_iface_new_sta(struct hostapd_data *hapd, |
101 | const char *txtaddr) | |
102 | { | |
103 | u8 addr[ETH_ALEN]; | |
104 | struct sta_info *sta; | |
105 | ||
106 | wpa_printf(MSG_DEBUG, "CTRL_IFACE NEW_STA %s", txtaddr); | |
107 | ||
108 | if (hwaddr_aton(txtaddr, addr)) | |
109 | return -1; | |
110 | ||
111 | sta = ap_get_sta(hapd, addr); | |
112 | if (sta) | |
113 | return 0; | |
114 | ||
115 | wpa_printf(MSG_DEBUG, "Add new STA " MACSTR " based on ctrl_iface " | |
116 | "notification", MAC2STR(addr)); | |
117 | sta = ap_sta_add(hapd, addr); | |
118 | if (sta == NULL) | |
119 | return -1; | |
120 | ||
121 | hostapd_new_assoc_sta(hapd, sta, 0); | |
6fc6879b JM |
122 | return 0; |
123 | } | |
124 | ||
125 | ||
88b4b424 | 126 | #ifdef CONFIG_IEEE80211W |
fe6bdb77 | 127 | #ifdef NEED_AP_MLME |
88b4b424 JM |
128 | static int hostapd_ctrl_iface_sa_query(struct hostapd_data *hapd, |
129 | const char *txtaddr) | |
130 | { | |
131 | u8 addr[ETH_ALEN]; | |
132 | u8 trans_id[WLAN_SA_QUERY_TR_ID_LEN]; | |
133 | ||
134 | wpa_printf(MSG_DEBUG, "CTRL_IFACE SA_QUERY %s", txtaddr); | |
135 | ||
f5455a2d JM |
136 | if (hwaddr_aton(txtaddr, addr) || |
137 | os_get_random(trans_id, WLAN_SA_QUERY_TR_ID_LEN) < 0) | |
88b4b424 JM |
138 | return -1; |
139 | ||
88b4b424 JM |
140 | ieee802_11_send_sa_query_req(hapd, addr, trans_id); |
141 | ||
142 | return 0; | |
143 | } | |
fe6bdb77 | 144 | #endif /* NEED_AP_MLME */ |
88b4b424 JM |
145 | #endif /* CONFIG_IEEE80211W */ |
146 | ||
147 | ||
ad08c363 JM |
148 | #ifdef CONFIG_WPS |
149 | static int hostapd_ctrl_iface_wps_pin(struct hostapd_data *hapd, char *txt) | |
150 | { | |
151 | char *pin = os_strchr(txt, ' '); | |
077a781f JM |
152 | char *timeout_txt; |
153 | int timeout; | |
31fcea93 JM |
154 | u8 addr_buf[ETH_ALEN], *addr = NULL; |
155 | char *pos; | |
077a781f | 156 | |
ad08c363 JM |
157 | if (pin == NULL) |
158 | return -1; | |
159 | *pin++ = '\0'; | |
077a781f JM |
160 | |
161 | timeout_txt = os_strchr(pin, ' '); | |
162 | if (timeout_txt) { | |
163 | *timeout_txt++ = '\0'; | |
164 | timeout = atoi(timeout_txt); | |
31fcea93 JM |
165 | pos = os_strchr(timeout_txt, ' '); |
166 | if (pos) { | |
167 | *pos++ = '\0'; | |
168 | if (hwaddr_aton(pos, addr_buf) == 0) | |
169 | addr = addr_buf; | |
170 | } | |
077a781f JM |
171 | } else |
172 | timeout = 0; | |
173 | ||
31fcea93 | 174 | return hostapd_wps_add_pin(hapd, addr, txt, pin, timeout); |
ad08c363 | 175 | } |
46bdb83a MH |
176 | |
177 | ||
3981cb3c JM |
178 | static int hostapd_ctrl_iface_wps_check_pin( |
179 | struct hostapd_data *hapd, char *cmd, char *buf, size_t buflen) | |
180 | { | |
181 | char pin[9]; | |
182 | size_t len; | |
183 | char *pos; | |
184 | int ret; | |
185 | ||
186 | wpa_hexdump_ascii_key(MSG_DEBUG, "WPS_CHECK_PIN", | |
187 | (u8 *) cmd, os_strlen(cmd)); | |
188 | for (pos = cmd, len = 0; *pos != '\0'; pos++) { | |
189 | if (*pos < '0' || *pos > '9') | |
190 | continue; | |
191 | pin[len++] = *pos; | |
192 | if (len == 9) { | |
193 | wpa_printf(MSG_DEBUG, "WPS: Too long PIN"); | |
194 | return -1; | |
195 | } | |
196 | } | |
197 | if (len != 4 && len != 8) { | |
198 | wpa_printf(MSG_DEBUG, "WPS: Invalid PIN length %d", (int) len); | |
199 | return -1; | |
200 | } | |
201 | pin[len] = '\0'; | |
202 | ||
203 | if (len == 8) { | |
204 | unsigned int pin_val; | |
205 | pin_val = atoi(pin); | |
206 | if (!wps_pin_valid(pin_val)) { | |
207 | wpa_printf(MSG_DEBUG, "WPS: Invalid checksum digit"); | |
208 | ret = os_snprintf(buf, buflen, "FAIL-CHECKSUM\n"); | |
d85e1fc8 | 209 | if (os_snprintf_error(buflen, ret)) |
3981cb3c JM |
210 | return -1; |
211 | return ret; | |
212 | } | |
213 | } | |
214 | ||
215 | ret = os_snprintf(buf, buflen, "%s", pin); | |
d85e1fc8 | 216 | if (os_snprintf_error(buflen, ret)) |
3981cb3c JM |
217 | return -1; |
218 | ||
219 | return ret; | |
220 | } | |
221 | ||
222 | ||
bb45b6d7 JM |
223 | #ifdef CONFIG_WPS_NFC |
224 | static int hostapd_ctrl_iface_wps_nfc_tag_read(struct hostapd_data *hapd, | |
225 | char *pos) | |
226 | { | |
227 | size_t len; | |
228 | struct wpabuf *buf; | |
229 | int ret; | |
230 | ||
231 | len = os_strlen(pos); | |
232 | if (len & 0x01) | |
233 | return -1; | |
234 | len /= 2; | |
235 | ||
236 | buf = wpabuf_alloc(len); | |
237 | if (buf == NULL) | |
238 | return -1; | |
239 | if (hexstr2bin(pos, wpabuf_put(buf, len), len) < 0) { | |
240 | wpabuf_free(buf); | |
241 | return -1; | |
242 | } | |
243 | ||
244 | ret = hostapd_wps_nfc_tag_read(hapd, buf); | |
245 | wpabuf_free(buf); | |
246 | ||
247 | return ret; | |
248 | } | |
3cf7a59d JM |
249 | |
250 | ||
251 | static int hostapd_ctrl_iface_wps_nfc_config_token(struct hostapd_data *hapd, | |
252 | char *cmd, char *reply, | |
253 | size_t max_len) | |
254 | { | |
255 | int ndef; | |
256 | struct wpabuf *buf; | |
257 | int res; | |
258 | ||
259 | if (os_strcmp(cmd, "WPS") == 0) | |
260 | ndef = 0; | |
261 | else if (os_strcmp(cmd, "NDEF") == 0) | |
262 | ndef = 1; | |
263 | else | |
264 | return -1; | |
265 | ||
266 | buf = hostapd_wps_nfc_config_token(hapd, ndef); | |
267 | if (buf == NULL) | |
268 | return -1; | |
269 | ||
270 | res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf), | |
271 | wpabuf_len(buf)); | |
272 | reply[res++] = '\n'; | |
273 | reply[res] = '\0'; | |
274 | ||
275 | wpabuf_free(buf); | |
276 | ||
277 | return res; | |
278 | } | |
ffdaa05a JM |
279 | |
280 | ||
281 | static int hostapd_ctrl_iface_wps_nfc_token_gen(struct hostapd_data *hapd, | |
282 | char *reply, size_t max_len, | |
283 | int ndef) | |
284 | { | |
285 | struct wpabuf *buf; | |
286 | int res; | |
287 | ||
288 | buf = hostapd_wps_nfc_token_gen(hapd, ndef); | |
289 | if (buf == NULL) | |
290 | return -1; | |
291 | ||
292 | res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf), | |
293 | wpabuf_len(buf)); | |
294 | reply[res++] = '\n'; | |
295 | reply[res] = '\0'; | |
296 | ||
297 | wpabuf_free(buf); | |
298 | ||
299 | return res; | |
300 | } | |
301 | ||
302 | ||
303 | static int hostapd_ctrl_iface_wps_nfc_token(struct hostapd_data *hapd, | |
304 | char *cmd, char *reply, | |
305 | size_t max_len) | |
306 | { | |
307 | if (os_strcmp(cmd, "WPS") == 0) | |
308 | return hostapd_ctrl_iface_wps_nfc_token_gen(hapd, reply, | |
309 | max_len, 0); | |
310 | ||
311 | if (os_strcmp(cmd, "NDEF") == 0) | |
312 | return hostapd_ctrl_iface_wps_nfc_token_gen(hapd, reply, | |
313 | max_len, 1); | |
314 | ||
315 | if (os_strcmp(cmd, "enable") == 0) | |
316 | return hostapd_wps_nfc_token_enable(hapd); | |
317 | ||
318 | if (os_strcmp(cmd, "disable") == 0) { | |
319 | hostapd_wps_nfc_token_disable(hapd); | |
320 | return 0; | |
321 | } | |
322 | ||
323 | return -1; | |
324 | } | |
6772a90a JM |
325 | |
326 | ||
327 | static int hostapd_ctrl_iface_nfc_get_handover_sel(struct hostapd_data *hapd, | |
328 | char *cmd, char *reply, | |
329 | size_t max_len) | |
330 | { | |
331 | struct wpabuf *buf; | |
332 | int res; | |
333 | char *pos; | |
334 | int ndef; | |
335 | ||
336 | pos = os_strchr(cmd, ' '); | |
337 | if (pos == NULL) | |
338 | return -1; | |
339 | *pos++ = '\0'; | |
340 | ||
341 | if (os_strcmp(cmd, "WPS") == 0) | |
342 | ndef = 0; | |
343 | else if (os_strcmp(cmd, "NDEF") == 0) | |
344 | ndef = 1; | |
345 | else | |
346 | return -1; | |
347 | ||
348 | if (os_strcmp(pos, "WPS-CR") == 0) | |
349 | buf = hostapd_wps_nfc_hs_cr(hapd, ndef); | |
350 | else | |
351 | buf = NULL; | |
352 | if (buf == NULL) | |
353 | return -1; | |
354 | ||
355 | res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf), | |
356 | wpabuf_len(buf)); | |
357 | reply[res++] = '\n'; | |
358 | reply[res] = '\0'; | |
359 | ||
360 | wpabuf_free(buf); | |
361 | ||
362 | return res; | |
363 | } | |
364 | ||
e4758827 JM |
365 | |
366 | static int hostapd_ctrl_iface_nfc_report_handover(struct hostapd_data *hapd, | |
367 | char *cmd) | |
368 | { | |
3189ca05 JM |
369 | size_t len; |
370 | struct wpabuf *req, *sel; | |
371 | int ret; | |
372 | char *pos, *role, *type, *pos2; | |
373 | ||
374 | role = cmd; | |
375 | pos = os_strchr(role, ' '); | |
376 | if (pos == NULL) | |
377 | return -1; | |
378 | *pos++ = '\0'; | |
379 | ||
380 | type = pos; | |
381 | pos = os_strchr(type, ' '); | |
382 | if (pos == NULL) | |
383 | return -1; | |
384 | *pos++ = '\0'; | |
385 | ||
386 | pos2 = os_strchr(pos, ' '); | |
387 | if (pos2 == NULL) | |
388 | return -1; | |
389 | *pos2++ = '\0'; | |
390 | ||
391 | len = os_strlen(pos); | |
392 | if (len & 0x01) | |
393 | return -1; | |
394 | len /= 2; | |
395 | ||
396 | req = wpabuf_alloc(len); | |
397 | if (req == NULL) | |
398 | return -1; | |
399 | if (hexstr2bin(pos, wpabuf_put(req, len), len) < 0) { | |
400 | wpabuf_free(req); | |
401 | return -1; | |
402 | } | |
403 | ||
404 | len = os_strlen(pos2); | |
405 | if (len & 0x01) { | |
406 | wpabuf_free(req); | |
407 | return -1; | |
408 | } | |
409 | len /= 2; | |
410 | ||
411 | sel = wpabuf_alloc(len); | |
412 | if (sel == NULL) { | |
413 | wpabuf_free(req); | |
414 | return -1; | |
415 | } | |
416 | if (hexstr2bin(pos2, wpabuf_put(sel, len), len) < 0) { | |
417 | wpabuf_free(req); | |
418 | wpabuf_free(sel); | |
419 | return -1; | |
420 | } | |
421 | ||
422 | if (os_strcmp(role, "RESP") == 0 && os_strcmp(type, "WPS") == 0) { | |
423 | ret = hostapd_wps_nfc_report_handover(hapd, req, sel); | |
424 | } else { | |
425 | wpa_printf(MSG_DEBUG, "NFC: Unsupported connection handover " | |
426 | "reported: role=%s type=%s", role, type); | |
427 | ret = -1; | |
428 | } | |
429 | wpabuf_free(req); | |
430 | wpabuf_free(sel); | |
431 | ||
432 | return ret; | |
e4758827 JM |
433 | } |
434 | ||
bb45b6d7 JM |
435 | #endif /* CONFIG_WPS_NFC */ |
436 | ||
437 | ||
5a1cc30f JM |
438 | static int hostapd_ctrl_iface_wps_ap_pin(struct hostapd_data *hapd, char *txt, |
439 | char *buf, size_t buflen) | |
440 | { | |
441 | int timeout = 300; | |
442 | char *pos; | |
443 | const char *pin_txt; | |
444 | ||
445 | pos = os_strchr(txt, ' '); | |
446 | if (pos) | |
447 | *pos++ = '\0'; | |
448 | ||
449 | if (os_strcmp(txt, "disable") == 0) { | |
450 | hostapd_wps_ap_pin_disable(hapd); | |
451 | return os_snprintf(buf, buflen, "OK\n"); | |
452 | } | |
453 | ||
454 | if (os_strcmp(txt, "random") == 0) { | |
455 | if (pos) | |
456 | timeout = atoi(pos); | |
457 | pin_txt = hostapd_wps_ap_pin_random(hapd, timeout); | |
458 | if (pin_txt == NULL) | |
459 | return -1; | |
460 | return os_snprintf(buf, buflen, "%s", pin_txt); | |
461 | } | |
462 | ||
463 | if (os_strcmp(txt, "get") == 0) { | |
464 | pin_txt = hostapd_wps_ap_pin_get(hapd); | |
465 | if (pin_txt == NULL) | |
466 | return -1; | |
467 | return os_snprintf(buf, buflen, "%s", pin_txt); | |
468 | } | |
469 | ||
470 | if (os_strcmp(txt, "set") == 0) { | |
471 | char *pin; | |
472 | if (pos == NULL) | |
473 | return -1; | |
474 | pin = pos; | |
475 | pos = os_strchr(pos, ' '); | |
476 | if (pos) { | |
477 | *pos++ = '\0'; | |
478 | timeout = atoi(pos); | |
479 | } | |
480 | if (os_strlen(pin) > buflen) | |
481 | return -1; | |
482 | if (hostapd_wps_ap_pin_set(hapd, pin, timeout) < 0) | |
483 | return -1; | |
484 | return os_snprintf(buf, buflen, "%s", pin); | |
485 | } | |
486 | ||
487 | return -1; | |
488 | } | |
450eddcf JM |
489 | |
490 | ||
491 | static int hostapd_ctrl_iface_wps_config(struct hostapd_data *hapd, char *txt) | |
492 | { | |
493 | char *pos; | |
494 | char *ssid, *auth, *encr = NULL, *key = NULL; | |
495 | ||
496 | ssid = txt; | |
497 | pos = os_strchr(txt, ' '); | |
498 | if (!pos) | |
499 | return -1; | |
500 | *pos++ = '\0'; | |
501 | ||
502 | auth = pos; | |
503 | pos = os_strchr(pos, ' '); | |
504 | if (pos) { | |
505 | *pos++ = '\0'; | |
506 | encr = pos; | |
507 | pos = os_strchr(pos, ' '); | |
508 | if (pos) { | |
509 | *pos++ = '\0'; | |
510 | key = pos; | |
511 | } | |
512 | } | |
513 | ||
514 | return hostapd_wps_config_ap(hapd, ssid, auth, encr, key); | |
515 | } | |
3351a384 JM |
516 | |
517 | ||
518 | static const char * pbc_status_str(enum pbc_status status) | |
519 | { | |
520 | switch (status) { | |
521 | case WPS_PBC_STATUS_DISABLE: | |
522 | return "Disabled"; | |
523 | case WPS_PBC_STATUS_ACTIVE: | |
524 | return "Active"; | |
525 | case WPS_PBC_STATUS_TIMEOUT: | |
526 | return "Timed-out"; | |
527 | case WPS_PBC_STATUS_OVERLAP: | |
528 | return "Overlap"; | |
529 | default: | |
530 | return "Unknown"; | |
531 | } | |
532 | } | |
533 | ||
534 | ||
535 | static int hostapd_ctrl_iface_wps_get_status(struct hostapd_data *hapd, | |
536 | char *buf, size_t buflen) | |
537 | { | |
538 | int ret; | |
539 | char *pos, *end; | |
540 | ||
541 | pos = buf; | |
542 | end = buf + buflen; | |
543 | ||
544 | ret = os_snprintf(pos, end - pos, "PBC Status: %s\n", | |
545 | pbc_status_str(hapd->wps_stats.pbc_status)); | |
546 | ||
d85e1fc8 | 547 | if (os_snprintf_error(end - pos, ret)) |
3351a384 JM |
548 | return pos - buf; |
549 | pos += ret; | |
550 | ||
551 | ret = os_snprintf(pos, end - pos, "Last WPS result: %s\n", | |
552 | (hapd->wps_stats.status == WPS_STATUS_SUCCESS ? | |
553 | "Success": | |
554 | (hapd->wps_stats.status == WPS_STATUS_FAILURE ? | |
555 | "Failed" : "None"))); | |
556 | ||
d85e1fc8 | 557 | if (os_snprintf_error(end - pos, ret)) |
3351a384 JM |
558 | return pos - buf; |
559 | pos += ret; | |
560 | ||
561 | /* If status == Failure - Add possible Reasons */ | |
562 | if(hapd->wps_stats.status == WPS_STATUS_FAILURE && | |
563 | hapd->wps_stats.failure_reason > 0) { | |
564 | ret = os_snprintf(pos, end - pos, | |
565 | "Failure Reason: %s\n", | |
566 | wps_ei_str(hapd->wps_stats.failure_reason)); | |
567 | ||
d85e1fc8 | 568 | if (os_snprintf_error(end - pos, ret)) |
3351a384 JM |
569 | return pos - buf; |
570 | pos += ret; | |
571 | } | |
572 | ||
573 | if (hapd->wps_stats.status) { | |
574 | ret = os_snprintf(pos, end - pos, "Peer Address: " MACSTR "\n", | |
575 | MAC2STR(hapd->wps_stats.peer_addr)); | |
576 | ||
d85e1fc8 | 577 | if (os_snprintf_error(end - pos, ret)) |
3351a384 JM |
578 | return pos - buf; |
579 | pos += ret; | |
580 | } | |
581 | ||
582 | return pos - buf; | |
583 | } | |
584 | ||
ad08c363 JM |
585 | #endif /* CONFIG_WPS */ |
586 | ||
3fb17a95 JM |
587 | #ifdef CONFIG_HS20 |
588 | ||
589 | static int hostapd_ctrl_iface_hs20_wnm_notif(struct hostapd_data *hapd, | |
590 | const char *cmd) | |
591 | { | |
592 | u8 addr[ETH_ALEN]; | |
593 | const char *url; | |
594 | ||
595 | if (hwaddr_aton(cmd, addr)) | |
596 | return -1; | |
597 | url = cmd + 17; | |
598 | if (*url == '\0') { | |
599 | url = NULL; | |
600 | } else { | |
601 | if (*url != ' ') | |
602 | return -1; | |
603 | url++; | |
604 | if (*url == '\0') | |
605 | url = NULL; | |
606 | } | |
607 | ||
608 | return hs20_send_wnm_notification(hapd, addr, 1, url); | |
609 | } | |
610 | ||
8e1146d9 JM |
611 | |
612 | static int hostapd_ctrl_iface_hs20_deauth_req(struct hostapd_data *hapd, | |
613 | const char *cmd) | |
614 | { | |
615 | u8 addr[ETH_ALEN]; | |
616 | int code, reauth_delay, ret; | |
617 | const char *pos; | |
618 | size_t url_len; | |
619 | struct wpabuf *req; | |
620 | ||
621 | /* <STA MAC Addr> <Code(0/1)> <Re-auth-Delay(sec)> [URL] */ | |
622 | if (hwaddr_aton(cmd, addr)) | |
623 | return -1; | |
624 | ||
625 | pos = os_strchr(cmd, ' '); | |
626 | if (pos == NULL) | |
627 | return -1; | |
628 | pos++; | |
629 | code = atoi(pos); | |
630 | ||
631 | pos = os_strchr(pos, ' '); | |
632 | if (pos == NULL) | |
633 | return -1; | |
634 | pos++; | |
635 | reauth_delay = atoi(pos); | |
636 | ||
637 | url_len = 0; | |
638 | pos = os_strchr(pos, ' '); | |
639 | if (pos) { | |
640 | pos++; | |
641 | url_len = os_strlen(pos); | |
642 | } | |
643 | ||
644 | req = wpabuf_alloc(4 + url_len); | |
645 | if (req == NULL) | |
646 | return -1; | |
647 | wpabuf_put_u8(req, code); | |
648 | wpabuf_put_le16(req, reauth_delay); | |
649 | wpabuf_put_u8(req, url_len); | |
650 | if (pos) | |
651 | wpabuf_put_data(req, pos, url_len); | |
652 | ||
653 | wpa_printf(MSG_DEBUG, "HS 2.0: Send WNM-Notification to " MACSTR | |
654 | " to indicate imminent deauthentication (code=%d " | |
655 | "reauth_delay=%d)", MAC2STR(addr), code, reauth_delay); | |
656 | ret = hs20_send_wnm_notification_deauth_req(hapd, addr, req); | |
657 | wpabuf_free(req); | |
658 | return ret; | |
659 | } | |
660 | ||
3fb17a95 JM |
661 | #endif /* CONFIG_HS20 */ |
662 | ||
ad08c363 | 663 | |
c551700f KP |
664 | #ifdef CONFIG_INTERWORKING |
665 | ||
666 | static int hostapd_ctrl_iface_set_qos_map_set(struct hostapd_data *hapd, | |
667 | const char *cmd) | |
668 | { | |
669 | u8 qos_map_set[16 + 2 * 21], count = 0; | |
670 | const char *pos = cmd; | |
671 | int val, ret; | |
672 | ||
673 | for (;;) { | |
674 | if (count == sizeof(qos_map_set)) { | |
675 | wpa_printf(MSG_ERROR, "Too many qos_map_set parameters"); | |
676 | return -1; | |
677 | } | |
678 | ||
679 | val = atoi(pos); | |
680 | if (val < 0 || val > 255) { | |
681 | wpa_printf(MSG_INFO, "Invalid QoS Map Set"); | |
682 | return -1; | |
683 | } | |
684 | ||
685 | qos_map_set[count++] = val; | |
686 | pos = os_strchr(pos, ','); | |
687 | if (!pos) | |
688 | break; | |
689 | pos++; | |
690 | } | |
691 | ||
692 | if (count < 16 || count & 1) { | |
693 | wpa_printf(MSG_INFO, "Invalid QoS Map Set"); | |
694 | return -1; | |
695 | } | |
696 | ||
697 | ret = hostapd_drv_set_qos_map(hapd, qos_map_set, count); | |
698 | if (ret) { | |
699 | wpa_printf(MSG_INFO, "Failed to set QoS Map Set"); | |
700 | return -1; | |
701 | } | |
702 | ||
703 | os_memcpy(hapd->conf->qos_map_set, qos_map_set, count); | |
704 | hapd->conf->qos_map_set_len = count; | |
705 | ||
706 | return 0; | |
707 | } | |
708 | ||
709 | ||
710 | static int hostapd_ctrl_iface_send_qos_map_conf(struct hostapd_data *hapd, | |
711 | const char *cmd) | |
712 | { | |
713 | u8 addr[ETH_ALEN]; | |
714 | struct sta_info *sta; | |
715 | struct wpabuf *buf; | |
716 | u8 *qos_map_set = hapd->conf->qos_map_set; | |
717 | u8 qos_map_set_len = hapd->conf->qos_map_set_len; | |
718 | int ret; | |
719 | ||
720 | if (!qos_map_set_len) { | |
721 | wpa_printf(MSG_INFO, "QoS Map Set is not set"); | |
722 | return -1; | |
723 | } | |
724 | ||
725 | if (hwaddr_aton(cmd, addr)) | |
726 | return -1; | |
727 | ||
728 | sta = ap_get_sta(hapd, addr); | |
729 | if (sta == NULL) { | |
730 | wpa_printf(MSG_DEBUG, "Station " MACSTR " not found " | |
731 | "for QoS Map Configuration message", | |
732 | MAC2STR(addr)); | |
733 | return -1; | |
734 | } | |
735 | ||
736 | if (!sta->qos_map_enabled) { | |
737 | wpa_printf(MSG_DEBUG, "Station " MACSTR " did not indicate " | |
738 | "support for QoS Map", MAC2STR(addr)); | |
739 | return -1; | |
740 | } | |
741 | ||
742 | buf = wpabuf_alloc(2 + 2 + qos_map_set_len); | |
743 | if (buf == NULL) | |
744 | return -1; | |
745 | ||
746 | wpabuf_put_u8(buf, WLAN_ACTION_QOS); | |
747 | wpabuf_put_u8(buf, QOS_QOS_MAP_CONFIG); | |
748 | ||
749 | /* QoS Map Set Element */ | |
750 | wpabuf_put_u8(buf, WLAN_EID_QOS_MAP_SET); | |
751 | wpabuf_put_u8(buf, qos_map_set_len); | |
752 | wpabuf_put_data(buf, qos_map_set, qos_map_set_len); | |
753 | ||
754 | ret = hostapd_drv_send_action(hapd, hapd->iface->freq, 0, addr, | |
755 | wpabuf_head(buf), wpabuf_len(buf)); | |
756 | wpabuf_free(buf); | |
757 | ||
758 | return ret; | |
759 | } | |
760 | ||
761 | #endif /* CONFIG_INTERWORKING */ | |
762 | ||
763 | ||
2049a875 JM |
764 | #ifdef CONFIG_WNM |
765 | ||
766 | static int hostapd_ctrl_iface_disassoc_imminent(struct hostapd_data *hapd, | |
767 | const char *cmd) | |
768 | { | |
769 | u8 addr[ETH_ALEN]; | |
2049a875 | 770 | int disassoc_timer; |
8d321a7d | 771 | struct sta_info *sta; |
2049a875 JM |
772 | |
773 | if (hwaddr_aton(cmd, addr)) | |
774 | return -1; | |
775 | if (cmd[17] != ' ') | |
776 | return -1; | |
777 | disassoc_timer = atoi(cmd + 17); | |
778 | ||
8d321a7d JM |
779 | sta = ap_get_sta(hapd, addr); |
780 | if (sta == NULL) { | |
781 | wpa_printf(MSG_DEBUG, "Station " MACSTR | |
782 | " not found for disassociation imminent message", | |
783 | MAC2STR(addr)); | |
2049a875 JM |
784 | return -1; |
785 | } | |
786 | ||
8d321a7d | 787 | return wnm_send_disassoc_imminent(hapd, sta, disassoc_timer); |
2049a875 JM |
788 | } |
789 | ||
790 | ||
71269b37 JM |
791 | static int hostapd_ctrl_iface_ess_disassoc(struct hostapd_data *hapd, |
792 | const char *cmd) | |
793 | { | |
794 | u8 addr[ETH_ALEN]; | |
d5b559b6 | 795 | const char *url, *timerstr; |
d5b559b6 | 796 | int disassoc_timer; |
2025cad9 | 797 | struct sta_info *sta; |
71269b37 JM |
798 | |
799 | if (hwaddr_aton(cmd, addr)) | |
800 | return -1; | |
d5b559b6 | 801 | |
2025cad9 JM |
802 | sta = ap_get_sta(hapd, addr); |
803 | if (sta == NULL) { | |
804 | wpa_printf(MSG_DEBUG, "Station " MACSTR | |
805 | " not found for ESS disassociation imminent message", | |
806 | MAC2STR(addr)); | |
807 | return -1; | |
808 | } | |
809 | ||
d5b559b6 KP |
810 | timerstr = cmd + 17; |
811 | if (*timerstr != ' ') | |
812 | return -1; | |
813 | timerstr++; | |
814 | disassoc_timer = atoi(timerstr); | |
815 | if (disassoc_timer < 0 || disassoc_timer > 65535) | |
816 | return -1; | |
817 | ||
818 | url = os_strchr(timerstr, ' '); | |
eb4737f6 | 819 | if (url == NULL) |
71269b37 JM |
820 | return -1; |
821 | url++; | |
71269b37 | 822 | |
2025cad9 | 823 | return wnm_send_ess_disassoc_imminent(hapd, sta, url, disassoc_timer); |
71269b37 JM |
824 | } |
825 | ||
a30dff07 JM |
826 | |
827 | static int hostapd_ctrl_iface_bss_tm_req(struct hostapd_data *hapd, | |
828 | const char *cmd) | |
829 | { | |
830 | u8 addr[ETH_ALEN]; | |
831 | const char *pos, *end; | |
832 | int disassoc_timer = 0; | |
833 | struct sta_info *sta; | |
834 | u8 req_mode = 0, valid_int = 0x01; | |
835 | u8 bss_term_dur[12]; | |
836 | char *url = NULL; | |
837 | int ret; | |
838 | u8 nei_rep[1000]; | |
839 | u8 *nei_pos = nei_rep; | |
c0e2a172 AS |
840 | u8 mbo[10]; |
841 | size_t mbo_len = 0; | |
a30dff07 JM |
842 | |
843 | if (hwaddr_aton(cmd, addr)) { | |
844 | wpa_printf(MSG_DEBUG, "Invalid STA MAC address"); | |
845 | return -1; | |
846 | } | |
847 | ||
848 | sta = ap_get_sta(hapd, addr); | |
849 | if (sta == NULL) { | |
850 | wpa_printf(MSG_DEBUG, "Station " MACSTR | |
851 | " not found for BSS TM Request message", | |
852 | MAC2STR(addr)); | |
853 | return -1; | |
854 | } | |
855 | ||
856 | pos = os_strstr(cmd, " disassoc_timer="); | |
857 | if (pos) { | |
858 | pos += 16; | |
859 | disassoc_timer = atoi(pos); | |
860 | if (disassoc_timer < 0 || disassoc_timer > 65535) { | |
861 | wpa_printf(MSG_DEBUG, "Invalid disassoc_timer"); | |
862 | return -1; | |
863 | } | |
864 | } | |
865 | ||
866 | pos = os_strstr(cmd, " valid_int="); | |
867 | if (pos) { | |
868 | pos += 11; | |
869 | valid_int = atoi(pos); | |
870 | } | |
871 | ||
872 | pos = os_strstr(cmd, " bss_term="); | |
873 | if (pos) { | |
874 | pos += 10; | |
875 | req_mode |= WNM_BSS_TM_REQ_BSS_TERMINATION_INCLUDED; | |
876 | /* TODO: TSF configurable/learnable */ | |
877 | bss_term_dur[0] = 4; /* Subelement ID */ | |
878 | bss_term_dur[1] = 10; /* Length */ | |
879 | os_memset(bss_term_dur, 2, 8); | |
880 | end = os_strchr(pos, ','); | |
881 | if (end == NULL) { | |
882 | wpa_printf(MSG_DEBUG, "Invalid bss_term data"); | |
883 | return -1; | |
884 | } | |
885 | end++; | |
886 | WPA_PUT_LE16(&bss_term_dur[10], atoi(end)); | |
887 | } | |
888 | ||
889 | ||
890 | /* | |
891 | * BSS Transition Candidate List Entries - Neighbor Report elements | |
892 | * neighbor=<BSSID>,<BSSID Information>,<Operating Class>, | |
893 | * <Channel Number>,<PHY Type>[,<hexdump of Optional Subelements>] | |
894 | */ | |
895 | pos = cmd; | |
896 | while (pos) { | |
897 | u8 *nei_start; | |
898 | long int val; | |
899 | char *endptr, *tmp; | |
900 | ||
901 | pos = os_strstr(pos, " neighbor="); | |
902 | if (!pos) | |
903 | break; | |
904 | if (nei_pos + 15 > nei_rep + sizeof(nei_rep)) { | |
905 | wpa_printf(MSG_DEBUG, | |
906 | "Not enough room for additional neighbor"); | |
907 | return -1; | |
908 | } | |
909 | pos += 10; | |
910 | ||
911 | nei_start = nei_pos; | |
912 | *nei_pos++ = WLAN_EID_NEIGHBOR_REPORT; | |
913 | nei_pos++; /* length to be filled in */ | |
914 | ||
915 | if (hwaddr_aton(pos, nei_pos)) { | |
916 | wpa_printf(MSG_DEBUG, "Invalid BSSID"); | |
917 | return -1; | |
918 | } | |
919 | nei_pos += ETH_ALEN; | |
920 | pos += 17; | |
921 | if (*pos != ',') { | |
922 | wpa_printf(MSG_DEBUG, "Missing BSSID Information"); | |
923 | return -1; | |
924 | } | |
925 | pos++; | |
926 | ||
927 | val = strtol(pos, &endptr, 0); | |
928 | WPA_PUT_LE32(nei_pos, val); | |
929 | nei_pos += 4; | |
930 | if (*endptr != ',') { | |
931 | wpa_printf(MSG_DEBUG, "Missing Operating Class"); | |
932 | return -1; | |
933 | } | |
934 | pos = endptr + 1; | |
935 | ||
936 | *nei_pos++ = atoi(pos); /* Operating Class */ | |
937 | pos = os_strchr(pos, ','); | |
938 | if (pos == NULL) { | |
939 | wpa_printf(MSG_DEBUG, "Missing Channel Number"); | |
940 | return -1; | |
941 | } | |
942 | pos++; | |
943 | ||
944 | *nei_pos++ = atoi(pos); /* Channel Number */ | |
945 | pos = os_strchr(pos, ','); | |
946 | if (pos == NULL) { | |
947 | wpa_printf(MSG_DEBUG, "Missing PHY Type"); | |
948 | return -1; | |
949 | } | |
950 | pos++; | |
951 | ||
952 | *nei_pos++ = atoi(pos); /* PHY Type */ | |
953 | end = os_strchr(pos, ' '); | |
954 | tmp = os_strchr(pos, ','); | |
955 | if (tmp && (!end || tmp < end)) { | |
956 | /* Optional Subelements (hexdump) */ | |
957 | size_t len; | |
958 | ||
959 | pos = tmp + 1; | |
960 | end = os_strchr(pos, ' '); | |
961 | if (end) | |
962 | len = end - pos; | |
963 | else | |
964 | len = os_strlen(pos); | |
965 | if (nei_pos + len / 2 > nei_rep + sizeof(nei_rep)) { | |
966 | wpa_printf(MSG_DEBUG, | |
967 | "Not enough room for neighbor subelements"); | |
968 | return -1; | |
969 | } | |
970 | if (len & 0x01 || | |
971 | hexstr2bin(pos, nei_pos, len / 2) < 0) { | |
972 | wpa_printf(MSG_DEBUG, | |
973 | "Invalid neighbor subelement info"); | |
974 | return -1; | |
975 | } | |
976 | nei_pos += len / 2; | |
977 | pos = end; | |
978 | } | |
979 | ||
980 | nei_start[1] = nei_pos - nei_start - 2; | |
981 | } | |
982 | ||
983 | pos = os_strstr(cmd, " url="); | |
984 | if (pos) { | |
985 | size_t len; | |
986 | pos += 5; | |
987 | end = os_strchr(pos, ' '); | |
988 | if (end) | |
989 | len = end - pos; | |
990 | else | |
991 | len = os_strlen(pos); | |
992 | url = os_malloc(len + 1); | |
993 | if (url == NULL) | |
994 | return -1; | |
995 | os_memcpy(url, pos, len); | |
996 | url[len] = '\0'; | |
997 | req_mode |= WNM_BSS_TM_REQ_ESS_DISASSOC_IMMINENT; | |
998 | } | |
999 | ||
1000 | if (os_strstr(cmd, " pref=1")) | |
1001 | req_mode |= WNM_BSS_TM_REQ_PREF_CAND_LIST_INCLUDED; | |
1002 | if (os_strstr(cmd, " abridged=1")) | |
1003 | req_mode |= WNM_BSS_TM_REQ_ABRIDGED; | |
1004 | if (os_strstr(cmd, " disassoc_imminent=1")) | |
1005 | req_mode |= WNM_BSS_TM_REQ_DISASSOC_IMMINENT; | |
1006 | ||
c0e2a172 AS |
1007 | #ifdef CONFIG_MBO |
1008 | pos = os_strstr(cmd, "mbo="); | |
1009 | if (pos) { | |
1010 | unsigned int mbo_reason, cell_pref, reassoc_delay; | |
1011 | u8 *mbo_pos = mbo; | |
1012 | ||
1013 | ret = sscanf(pos, "mbo=%u:%u:%u", &mbo_reason, | |
1014 | &reassoc_delay, &cell_pref); | |
1015 | if (ret != 3) { | |
1016 | wpa_printf(MSG_DEBUG, | |
1017 | "MBO requires three arguments: mbo=<reason>:<reassoc_delay>:<cell_pref>"); | |
1018 | return -1; | |
1019 | } | |
1020 | ||
1021 | if (mbo_reason > MBO_TRANSITION_REASON_PREMIUM_AP) { | |
1022 | wpa_printf(MSG_DEBUG, | |
1023 | "Invalid MBO transition reason code %u", | |
1024 | mbo_reason); | |
1025 | return -1; | |
1026 | } | |
1027 | ||
1028 | /* Valid values for Cellular preference are: 0, 1, 255 */ | |
1029 | if (cell_pref != 0 && cell_pref != 1 && cell_pref != 255) { | |
1030 | wpa_printf(MSG_DEBUG, | |
1031 | "Invalid MBO cellular capability %u", | |
1032 | cell_pref); | |
1033 | return -1; | |
1034 | } | |
1035 | ||
1036 | if (reassoc_delay > 65535 || | |
1037 | (reassoc_delay && | |
1038 | !(req_mode & WNM_BSS_TM_REQ_DISASSOC_IMMINENT))) { | |
1039 | wpa_printf(MSG_DEBUG, | |
1040 | "MBO: Assoc retry delay is only valid in disassoc imminent mode"); | |
1041 | return -1; | |
1042 | } | |
1043 | ||
1044 | *mbo_pos++ = MBO_ATTR_ID_TRANSITION_REASON; | |
1045 | *mbo_pos++ = 1; | |
1046 | *mbo_pos++ = mbo_reason; | |
1047 | *mbo_pos++ = MBO_ATTR_ID_CELL_DATA_PREF; | |
1048 | *mbo_pos++ = 1; | |
1049 | *mbo_pos++ = cell_pref; | |
1050 | ||
1051 | if (reassoc_delay) { | |
1052 | *mbo_pos++ = MBO_ATTR_ID_ASSOC_RETRY_DELAY; | |
1053 | *mbo_pos++ = 2; | |
1054 | WPA_PUT_LE16(mbo_pos, reassoc_delay); | |
1055 | mbo_pos += 2; | |
1056 | } | |
1057 | ||
1058 | mbo_len = mbo_pos - mbo; | |
1059 | } | |
1060 | #endif /* CONFIG_MBO */ | |
1061 | ||
a30dff07 JM |
1062 | ret = wnm_send_bss_tm_req(hapd, sta, req_mode, disassoc_timer, |
1063 | valid_int, bss_term_dur, url, | |
1064 | nei_pos > nei_rep ? nei_rep : NULL, | |
c0e2a172 AS |
1065 | nei_pos - nei_rep, mbo_len ? mbo : NULL, |
1066 | mbo_len); | |
a30dff07 JM |
1067 | os_free(url); |
1068 | return ret; | |
1069 | } | |
1070 | ||
2049a875 JM |
1071 | #endif /* CONFIG_WNM */ |
1072 | ||
71269b37 | 1073 | |
c497a024 AN |
1074 | static int hostapd_ctrl_iface_get_key_mgmt(struct hostapd_data *hapd, |
1075 | char *buf, size_t buflen) | |
1076 | { | |
1077 | int ret = 0; | |
1078 | char *pos, *end; | |
1079 | ||
1080 | pos = buf; | |
1081 | end = buf + buflen; | |
1082 | ||
1083 | WPA_ASSERT(hapd->conf->wpa_key_mgmt); | |
1084 | ||
1085 | if (hapd->conf->wpa_key_mgmt & WPA_KEY_MGMT_PSK) { | |
1086 | ret = os_snprintf(pos, end - pos, "WPA-PSK "); | |
1087 | if (os_snprintf_error(end - pos, ret)) | |
1088 | return pos - buf; | |
1089 | pos += ret; | |
1090 | } | |
1091 | if (hapd->conf->wpa_key_mgmt & WPA_KEY_MGMT_IEEE8021X) { | |
1092 | ret = os_snprintf(pos, end - pos, "WPA-EAP "); | |
1093 | if (os_snprintf_error(end - pos, ret)) | |
1094 | return pos - buf; | |
1095 | pos += ret; | |
1096 | } | |
1097 | #ifdef CONFIG_IEEE80211R | |
1098 | if (hapd->conf->wpa_key_mgmt & WPA_KEY_MGMT_FT_PSK) { | |
1099 | ret = os_snprintf(pos, end - pos, "FT-PSK "); | |
1100 | if (os_snprintf_error(end - pos, ret)) | |
1101 | return pos - buf; | |
1102 | pos += ret; | |
1103 | } | |
1104 | if (hapd->conf->wpa_key_mgmt & WPA_KEY_MGMT_FT_IEEE8021X) { | |
1105 | ret = os_snprintf(pos, end - pos, "FT-EAP "); | |
1106 | if (os_snprintf_error(end - pos, ret)) | |
1107 | return pos - buf; | |
1108 | pos += ret; | |
1109 | } | |
1110 | #ifdef CONFIG_SAE | |
1111 | if (hapd->conf->wpa_key_mgmt & WPA_KEY_MGMT_FT_SAE) { | |
1112 | ret = os_snprintf(pos, end - pos, "FT-SAE "); | |
1113 | if (os_snprintf_error(end - pos, ret)) | |
1114 | return pos - buf; | |
1115 | pos += ret; | |
1116 | } | |
1117 | #endif /* CONFIG_SAE */ | |
1118 | #endif /* CONFIG_IEEE80211R */ | |
1119 | #ifdef CONFIG_IEEE80211W | |
1120 | if (hapd->conf->wpa_key_mgmt & WPA_KEY_MGMT_PSK_SHA256) { | |
1121 | ret = os_snprintf(pos, end - pos, "WPA-PSK-SHA256 "); | |
1122 | if (os_snprintf_error(end - pos, ret)) | |
1123 | return pos - buf; | |
1124 | pos += ret; | |
1125 | } | |
1126 | if (hapd->conf->wpa_key_mgmt & WPA_KEY_MGMT_IEEE8021X_SHA256) { | |
1127 | ret = os_snprintf(pos, end - pos, "WPA-EAP-SHA256 "); | |
1128 | if (os_snprintf_error(end - pos, ret)) | |
1129 | return pos - buf; | |
1130 | pos += ret; | |
1131 | } | |
1132 | #endif /* CONFIG_IEEE80211W */ | |
1133 | #ifdef CONFIG_SAE | |
1134 | if (hapd->conf->wpa_key_mgmt & WPA_KEY_MGMT_SAE) { | |
1135 | ret = os_snprintf(pos, end - pos, "SAE "); | |
1136 | if (os_snprintf_error(end - pos, ret)) | |
1137 | return pos - buf; | |
1138 | pos += ret; | |
1139 | } | |
1140 | #endif /* CONFIG_SAE */ | |
1141 | if (hapd->conf->wpa_key_mgmt & WPA_KEY_MGMT_IEEE8021X_SUITE_B) { | |
1142 | ret = os_snprintf(pos, end - pos, "WPA-EAP-SUITE-B "); | |
1143 | if (os_snprintf_error(end - pos, ret)) | |
1144 | return pos - buf; | |
1145 | pos += ret; | |
1146 | } | |
1147 | if (hapd->conf->wpa_key_mgmt & | |
1148 | WPA_KEY_MGMT_IEEE8021X_SUITE_B_192) { | |
1149 | ret = os_snprintf(pos, end - pos, | |
1150 | "WPA-EAP-SUITE-B-192 "); | |
1151 | if (os_snprintf_error(end - pos, ret)) | |
1152 | return pos - buf; | |
1153 | pos += ret; | |
1154 | } | |
1155 | ||
1156 | if (pos > buf && *(pos - 1) == ' ') { | |
1157 | *(pos - 1) = '\0'; | |
1158 | pos--; | |
1159 | } | |
1160 | ||
1161 | return pos - buf; | |
1162 | } | |
1163 | ||
1164 | ||
403b96fe JM |
1165 | static int hostapd_ctrl_iface_get_config(struct hostapd_data *hapd, |
1166 | char *buf, size_t buflen) | |
1167 | { | |
1168 | int ret; | |
1169 | char *pos, *end; | |
1170 | ||
1171 | pos = buf; | |
1172 | end = buf + buflen; | |
1173 | ||
1174 | ret = os_snprintf(pos, end - pos, "bssid=" MACSTR "\n" | |
1175 | "ssid=%s\n", | |
1176 | MAC2STR(hapd->own_addr), | |
986de33d JM |
1177 | wpa_ssid_txt(hapd->conf->ssid.ssid, |
1178 | hapd->conf->ssid.ssid_len)); | |
d85e1fc8 | 1179 | if (os_snprintf_error(end - pos, ret)) |
403b96fe JM |
1180 | return pos - buf; |
1181 | pos += ret; | |
1182 | ||
1183 | #ifdef CONFIG_WPS | |
1184 | ret = os_snprintf(pos, end - pos, "wps_state=%s\n", | |
1185 | hapd->conf->wps_state == 0 ? "disabled" : | |
1186 | (hapd->conf->wps_state == 1 ? "not configured" : | |
1187 | "configured")); | |
d85e1fc8 | 1188 | if (os_snprintf_error(end - pos, ret)) |
403b96fe JM |
1189 | return pos - buf; |
1190 | pos += ret; | |
1191 | ||
088a2255 | 1192 | if (hapd->conf->wps_state && hapd->conf->wpa && |
403b96fe JM |
1193 | hapd->conf->ssid.wpa_passphrase) { |
1194 | ret = os_snprintf(pos, end - pos, "passphrase=%s\n", | |
1195 | hapd->conf->ssid.wpa_passphrase); | |
d85e1fc8 | 1196 | if (os_snprintf_error(end - pos, ret)) |
403b96fe JM |
1197 | return pos - buf; |
1198 | pos += ret; | |
1199 | } | |
1200 | ||
088a2255 JM |
1201 | if (hapd->conf->wps_state && hapd->conf->wpa && |
1202 | hapd->conf->ssid.wpa_psk && | |
403b96fe JM |
1203 | hapd->conf->ssid.wpa_psk->group) { |
1204 | char hex[PMK_LEN * 2 + 1]; | |
1205 | wpa_snprintf_hex(hex, sizeof(hex), | |
1206 | hapd->conf->ssid.wpa_psk->psk, PMK_LEN); | |
1207 | ret = os_snprintf(pos, end - pos, "psk=%s\n", hex); | |
d85e1fc8 | 1208 | if (os_snprintf_error(end - pos, ret)) |
403b96fe JM |
1209 | return pos - buf; |
1210 | pos += ret; | |
1211 | } | |
1212 | #endif /* CONFIG_WPS */ | |
1213 | ||
de7581ef MSS |
1214 | if (hapd->conf->wpa) { |
1215 | ret = os_snprintf(pos, end - pos, "wpa=%d\n", hapd->conf->wpa); | |
1216 | if (os_snprintf_error(end - pos, ret)) | |
1217 | return pos - buf; | |
1218 | pos += ret; | |
1219 | } | |
1220 | ||
403b96fe JM |
1221 | if (hapd->conf->wpa && hapd->conf->wpa_key_mgmt) { |
1222 | ret = os_snprintf(pos, end - pos, "key_mgmt="); | |
d85e1fc8 | 1223 | if (os_snprintf_error(end - pos, ret)) |
403b96fe JM |
1224 | return pos - buf; |
1225 | pos += ret; | |
1226 | ||
c497a024 | 1227 | pos += hostapd_ctrl_iface_get_key_mgmt(hapd, pos, end - pos); |
403b96fe JM |
1228 | |
1229 | ret = os_snprintf(pos, end - pos, "\n"); | |
d85e1fc8 | 1230 | if (os_snprintf_error(end - pos, ret)) |
403b96fe JM |
1231 | return pos - buf; |
1232 | pos += ret; | |
1233 | } | |
1234 | ||
0282a8c4 JM |
1235 | if (hapd->conf->wpa) { |
1236 | ret = os_snprintf(pos, end - pos, "group_cipher=%s\n", | |
1237 | wpa_cipher_txt(hapd->conf->wpa_group)); | |
d85e1fc8 | 1238 | if (os_snprintf_error(end - pos, ret)) |
403b96fe JM |
1239 | return pos - buf; |
1240 | pos += ret; | |
1241 | } | |
1242 | ||
1243 | if ((hapd->conf->wpa & WPA_PROTO_RSN) && hapd->conf->rsn_pairwise) { | |
1244 | ret = os_snprintf(pos, end - pos, "rsn_pairwise_cipher="); | |
d85e1fc8 | 1245 | if (os_snprintf_error(end - pos, ret)) |
403b96fe JM |
1246 | return pos - buf; |
1247 | pos += ret; | |
1248 | ||
0282a8c4 JM |
1249 | ret = wpa_write_ciphers(pos, end, hapd->conf->rsn_pairwise, |
1250 | " "); | |
1251 | if (ret < 0) | |
1252 | return pos - buf; | |
1253 | pos += ret; | |
403b96fe JM |
1254 | |
1255 | ret = os_snprintf(pos, end - pos, "\n"); | |
d85e1fc8 | 1256 | if (os_snprintf_error(end - pos, ret)) |
403b96fe JM |
1257 | return pos - buf; |
1258 | pos += ret; | |
1259 | } | |
1260 | ||
1261 | if ((hapd->conf->wpa & WPA_PROTO_WPA) && hapd->conf->wpa_pairwise) { | |
1262 | ret = os_snprintf(pos, end - pos, "wpa_pairwise_cipher="); | |
d85e1fc8 | 1263 | if (os_snprintf_error(end - pos, ret)) |
403b96fe JM |
1264 | return pos - buf; |
1265 | pos += ret; | |
1266 | ||
10e7948f | 1267 | ret = wpa_write_ciphers(pos, end, hapd->conf->wpa_pairwise, |
0282a8c4 JM |
1268 | " "); |
1269 | if (ret < 0) | |
1270 | return pos - buf; | |
1271 | pos += ret; | |
403b96fe JM |
1272 | |
1273 | ret = os_snprintf(pos, end - pos, "\n"); | |
d85e1fc8 | 1274 | if (os_snprintf_error(end - pos, ret)) |
403b96fe JM |
1275 | return pos - buf; |
1276 | pos += ret; | |
1277 | } | |
1278 | ||
1279 | return pos - buf; | |
1280 | } | |
1281 | ||
1282 | ||
2c8a4eef | 1283 | static int hostapd_ctrl_iface_set(struct hostapd_data *hapd, char *cmd) |
b4e34f2f JM |
1284 | { |
1285 | char *value; | |
1286 | int ret = 0; | |
1287 | ||
1288 | value = os_strchr(cmd, ' '); | |
1289 | if (value == NULL) | |
1290 | return -1; | |
1291 | *value++ = '\0'; | |
1292 | ||
1293 | wpa_printf(MSG_DEBUG, "CTRL_IFACE SET '%s'='%s'", cmd, value); | |
1294 | if (0) { | |
1295 | #ifdef CONFIG_WPS_TESTING | |
1296 | } else if (os_strcasecmp(cmd, "wps_version_number") == 0) { | |
1297 | long int val; | |
1298 | val = strtol(value, NULL, 0); | |
1299 | if (val < 0 || val > 0xff) { | |
1300 | ret = -1; | |
1301 | wpa_printf(MSG_DEBUG, "WPS: Invalid " | |
1302 | "wps_version_number %ld", val); | |
1303 | } else { | |
1304 | wps_version_number = val; | |
1305 | wpa_printf(MSG_DEBUG, "WPS: Testing - force WPS " | |
1306 | "version %u.%u", | |
1307 | (wps_version_number & 0xf0) >> 4, | |
1308 | wps_version_number & 0x0f); | |
2c8a4eef | 1309 | hostapd_wps_update_ie(hapd); |
b4e34f2f JM |
1310 | } |
1311 | } else if (os_strcasecmp(cmd, "wps_testing_dummy_cred") == 0) { | |
1312 | wps_testing_dummy_cred = atoi(value); | |
1313 | wpa_printf(MSG_DEBUG, "WPS: Testing - dummy_cred=%d", | |
1314 | wps_testing_dummy_cred); | |
91226e0d JM |
1315 | } else if (os_strcasecmp(cmd, "wps_corrupt_pkhash") == 0) { |
1316 | wps_corrupt_pkhash = atoi(value); | |
1317 | wpa_printf(MSG_DEBUG, "WPS: Testing - wps_corrupt_pkhash=%d", | |
1318 | wps_corrupt_pkhash); | |
b4e34f2f | 1319 | #endif /* CONFIG_WPS_TESTING */ |
dca30c3f JK |
1320 | #ifdef CONFIG_INTERWORKING |
1321 | } else if (os_strcasecmp(cmd, "gas_frag_limit") == 0) { | |
1322 | int val = atoi(value); | |
1323 | if (val <= 0) | |
1324 | ret = -1; | |
1325 | else | |
1326 | hapd->gas_frag_limit = val; | |
1327 | #endif /* CONFIG_INTERWORKING */ | |
93827f45 JM |
1328 | #ifdef CONFIG_TESTING_OPTIONS |
1329 | } else if (os_strcasecmp(cmd, "ext_mgmt_frame_handling") == 0) { | |
1330 | hapd->ext_mgmt_frame_handling = atoi(value); | |
9d4ff04a JM |
1331 | } else if (os_strcasecmp(cmd, "ext_eapol_frame_io") == 0) { |
1332 | hapd->ext_eapol_frame_io = atoi(value); | |
93827f45 | 1333 | #endif /* CONFIG_TESTING_OPTIONS */ |
fb9a1c3e AS |
1334 | #ifdef CONFIG_MBO |
1335 | } else if (os_strcasecmp(cmd, "mbo_assoc_disallow") == 0) { | |
1336 | int val; | |
1337 | ||
1338 | if (!hapd->conf->mbo_enabled) | |
1339 | return -1; | |
1340 | ||
1341 | val = atoi(value); | |
1342 | if (val < 0 || val > 1) | |
1343 | return -1; | |
1344 | ||
1345 | hapd->mbo_assoc_disallow = val; | |
1346 | ieee802_11_update_beacons(hapd->iface); | |
1347 | ||
1348 | /* | |
1349 | * TODO: Need to configure drivers that do AP MLME offload with | |
1350 | * disallowing station logic. | |
1351 | */ | |
1352 | #endif /* CONFIG_MBO */ | |
b4e34f2f | 1353 | } else { |
e2364d16 | 1354 | struct sta_info *sta; |
1889af2e | 1355 | struct vlan_description vlan_id; |
e2364d16 | 1356 | |
31b79e11 | 1357 | ret = hostapd_set_iface(hapd->iconf, hapd->conf, cmd, value); |
e2364d16 ET |
1358 | if (ret) |
1359 | return ret; | |
1360 | ||
1361 | if (os_strcasecmp(cmd, "deny_mac_file") == 0) { | |
1362 | for (sta = hapd->sta_list; sta; sta = sta->next) { | |
1363 | if (hostapd_maclist_found( | |
1364 | hapd->conf->deny_mac, | |
1365 | hapd->conf->num_deny_mac, sta->addr, | |
1366 | &vlan_id) && | |
1889af2e MB |
1367 | (!vlan_id.notempty || |
1368 | !vlan_compare(&vlan_id, sta->vlan_desc))) | |
18a8e55f JM |
1369 | ap_sta_disconnect( |
1370 | hapd, sta, sta->addr, | |
e2364d16 ET |
1371 | WLAN_REASON_UNSPECIFIED); |
1372 | } | |
1373 | } else if (hapd->conf->macaddr_acl == DENY_UNLESS_ACCEPTED && | |
1374 | os_strcasecmp(cmd, "accept_mac_file") == 0) { | |
1375 | for (sta = hapd->sta_list; sta; sta = sta->next) { | |
1376 | if (!hostapd_maclist_found( | |
1377 | hapd->conf->accept_mac, | |
1378 | hapd->conf->num_accept_mac, | |
1379 | sta->addr, &vlan_id) || | |
1889af2e MB |
1380 | (vlan_id.notempty && |
1381 | vlan_compare(&vlan_id, sta->vlan_desc))) | |
18a8e55f JM |
1382 | ap_sta_disconnect( |
1383 | hapd, sta, sta->addr, | |
e2364d16 ET |
1384 | WLAN_REASON_UNSPECIFIED); |
1385 | } | |
1386 | } | |
b4e34f2f JM |
1387 | } |
1388 | ||
1389 | return ret; | |
1390 | } | |
1391 | ||
1392 | ||
acec8d32 JM |
1393 | static int hostapd_ctrl_iface_get(struct hostapd_data *hapd, char *cmd, |
1394 | char *buf, size_t buflen) | |
1395 | { | |
1396 | int res; | |
1397 | ||
1398 | wpa_printf(MSG_DEBUG, "CTRL_IFACE GET '%s'", cmd); | |
1399 | ||
1400 | if (os_strcmp(cmd, "version") == 0) { | |
1401 | res = os_snprintf(buf, buflen, "%s", VERSION_STR); | |
d85e1fc8 | 1402 | if (os_snprintf_error(buflen, res)) |
a1651451 JM |
1403 | return -1; |
1404 | return res; | |
1405 | } else if (os_strcmp(cmd, "tls_library") == 0) { | |
1406 | res = tls_get_library_version(buf, buflen); | |
1407 | if (os_snprintf_error(buflen, res)) | |
acec8d32 JM |
1408 | return -1; |
1409 | return res; | |
1410 | } | |
1411 | ||
1412 | return -1; | |
1413 | } | |
1414 | ||
1415 | ||
75545652 SP |
1416 | static int hostapd_ctrl_iface_enable(struct hostapd_iface *iface) |
1417 | { | |
1418 | if (hostapd_enable_iface(iface) < 0) { | |
1419 | wpa_printf(MSG_ERROR, "Enabling of interface failed"); | |
1420 | return -1; | |
1421 | } | |
1422 | return 0; | |
1423 | } | |
1424 | ||
1425 | ||
1426 | static int hostapd_ctrl_iface_reload(struct hostapd_iface *iface) | |
1427 | { | |
1428 | if (hostapd_reload_iface(iface) < 0) { | |
1429 | wpa_printf(MSG_ERROR, "Reloading of interface failed"); | |
1430 | return -1; | |
1431 | } | |
1432 | return 0; | |
1433 | } | |
1434 | ||
1435 | ||
1436 | static int hostapd_ctrl_iface_disable(struct hostapd_iface *iface) | |
1437 | { | |
1438 | if (hostapd_disable_iface(iface) < 0) { | |
1439 | wpa_printf(MSG_ERROR, "Disabling of interface failed"); | |
1440 | return -1; | |
1441 | } | |
1442 | return 0; | |
1443 | } | |
1444 | ||
1445 | ||
ddf55174 | 1446 | #ifdef CONFIG_TESTING_OPTIONS |
93827f45 | 1447 | |
ddf55174 JM |
1448 | static int hostapd_ctrl_iface_radar(struct hostapd_data *hapd, char *cmd) |
1449 | { | |
1450 | union wpa_event_data data; | |
1451 | char *pos, *param; | |
1452 | enum wpa_event_type event; | |
1453 | ||
1454 | wpa_printf(MSG_DEBUG, "RADAR TEST: %s", cmd); | |
1455 | ||
1456 | os_memset(&data, 0, sizeof(data)); | |
1457 | ||
1458 | param = os_strchr(cmd, ' '); | |
1459 | if (param == NULL) | |
1460 | return -1; | |
1461 | *param++ = '\0'; | |
1462 | ||
1463 | if (os_strcmp(cmd, "DETECTED") == 0) | |
1464 | event = EVENT_DFS_RADAR_DETECTED; | |
1465 | else if (os_strcmp(cmd, "CAC-FINISHED") == 0) | |
1466 | event = EVENT_DFS_CAC_FINISHED; | |
1467 | else if (os_strcmp(cmd, "CAC-ABORTED") == 0) | |
1468 | event = EVENT_DFS_CAC_ABORTED; | |
1469 | else if (os_strcmp(cmd, "NOP-FINISHED") == 0) | |
1470 | event = EVENT_DFS_NOP_FINISHED; | |
1471 | else { | |
1472 | wpa_printf(MSG_DEBUG, "Unsupported RADAR test command: %s", | |
1473 | cmd); | |
1474 | return -1; | |
1475 | } | |
1476 | ||
1477 | pos = os_strstr(param, "freq="); | |
1478 | if (pos) | |
1479 | data.dfs_event.freq = atoi(pos + 5); | |
1480 | ||
1481 | pos = os_strstr(param, "ht_enabled=1"); | |
1482 | if (pos) | |
1483 | data.dfs_event.ht_enabled = 1; | |
1484 | ||
1485 | pos = os_strstr(param, "chan_offset="); | |
1486 | if (pos) | |
1487 | data.dfs_event.chan_offset = atoi(pos + 12); | |
1488 | ||
1489 | pos = os_strstr(param, "chan_width="); | |
1490 | if (pos) | |
1491 | data.dfs_event.chan_width = atoi(pos + 11); | |
1492 | ||
1493 | pos = os_strstr(param, "cf1="); | |
1494 | if (pos) | |
1495 | data.dfs_event.cf1 = atoi(pos + 4); | |
1496 | ||
1497 | pos = os_strstr(param, "cf2="); | |
1498 | if (pos) | |
1499 | data.dfs_event.cf2 = atoi(pos + 4); | |
1500 | ||
1501 | wpa_supplicant_event(hapd, event, &data); | |
1502 | ||
1503 | return 0; | |
1504 | } | |
93827f45 JM |
1505 | |
1506 | ||
1507 | static int hostapd_ctrl_iface_mgmt_tx(struct hostapd_data *hapd, char *cmd) | |
1508 | { | |
1509 | size_t len; | |
1510 | u8 *buf; | |
1511 | int res; | |
1512 | ||
1513 | wpa_printf(MSG_DEBUG, "External MGMT TX: %s", cmd); | |
1514 | ||
1515 | len = os_strlen(cmd); | |
1516 | if (len & 1) | |
1517 | return -1; | |
1518 | len /= 2; | |
1519 | ||
1520 | buf = os_malloc(len); | |
1521 | if (buf == NULL) | |
1522 | return -1; | |
1523 | ||
1524 | if (hexstr2bin(cmd, buf, len) < 0) { | |
1525 | os_free(buf); | |
1526 | return -1; | |
1527 | } | |
1528 | ||
1529 | res = hostapd_drv_send_mlme(hapd, buf, len, 0); | |
1530 | os_free(buf); | |
1531 | return res; | |
1532 | } | |
1533 | ||
9d4ff04a JM |
1534 | |
1535 | static int hostapd_ctrl_iface_eapol_rx(struct hostapd_data *hapd, char *cmd) | |
1536 | { | |
1537 | char *pos; | |
1538 | u8 src[ETH_ALEN], *buf; | |
1539 | int used; | |
1540 | size_t len; | |
1541 | ||
1542 | wpa_printf(MSG_DEBUG, "External EAPOL RX: %s", cmd); | |
1543 | ||
1544 | pos = cmd; | |
1545 | used = hwaddr_aton2(pos, src); | |
1546 | if (used < 0) | |
1547 | return -1; | |
1548 | pos += used; | |
1549 | while (*pos == ' ') | |
1550 | pos++; | |
1551 | ||
1552 | len = os_strlen(pos); | |
1553 | if (len & 1) | |
1554 | return -1; | |
1555 | len /= 2; | |
1556 | ||
1557 | buf = os_malloc(len); | |
1558 | if (buf == NULL) | |
1559 | return -1; | |
1560 | ||
1561 | if (hexstr2bin(pos, buf, len) < 0) { | |
1562 | os_free(buf); | |
1563 | return -1; | |
1564 | } | |
1565 | ||
1566 | ieee802_1x_receive(hapd, src, buf, len); | |
1567 | os_free(buf); | |
1568 | ||
1569 | return 0; | |
1570 | } | |
1571 | ||
4a6cc862 JM |
1572 | |
1573 | static u16 ipv4_hdr_checksum(const void *buf, size_t len) | |
1574 | { | |
1575 | size_t i; | |
1576 | u32 sum = 0; | |
1577 | const u16 *pos = buf; | |
1578 | ||
1579 | for (i = 0; i < len / 2; i++) | |
1580 | sum += *pos++; | |
1581 | ||
1582 | while (sum >> 16) | |
1583 | sum = (sum & 0xffff) + (sum >> 16); | |
1584 | ||
1585 | return sum ^ 0xffff; | |
1586 | } | |
1587 | ||
1588 | ||
1589 | #define HWSIM_PACKETLEN 1500 | |
1590 | #define HWSIM_IP_LEN (HWSIM_PACKETLEN - sizeof(struct ether_header)) | |
1591 | ||
1592 | void hostapd_data_test_rx(void *ctx, const u8 *src_addr, const u8 *buf, | |
1593 | size_t len) | |
1594 | { | |
1595 | struct hostapd_data *hapd = ctx; | |
1596 | const struct ether_header *eth; | |
75352270 | 1597 | struct iphdr ip; |
4a6cc862 JM |
1598 | const u8 *pos; |
1599 | unsigned int i; | |
1600 | ||
1601 | if (len != HWSIM_PACKETLEN) | |
1602 | return; | |
1603 | ||
1604 | eth = (const struct ether_header *) buf; | |
75352270 JM |
1605 | os_memcpy(&ip, eth + 1, sizeof(ip)); |
1606 | pos = &buf[sizeof(*eth) + sizeof(ip)]; | |
4a6cc862 | 1607 | |
75352270 JM |
1608 | if (ip.ihl != 5 || ip.version != 4 || |
1609 | ntohs(ip.tot_len) != HWSIM_IP_LEN) | |
4a6cc862 JM |
1610 | return; |
1611 | ||
75352270 | 1612 | for (i = 0; i < HWSIM_IP_LEN - sizeof(ip); i++) { |
4a6cc862 JM |
1613 | if (*pos != (u8) i) |
1614 | return; | |
1615 | pos++; | |
1616 | } | |
1617 | ||
1618 | wpa_msg(hapd->msg_ctx, MSG_INFO, "DATA-TEST-RX " MACSTR " " MACSTR, | |
1619 | MAC2STR(eth->ether_dhost), MAC2STR(eth->ether_shost)); | |
1620 | } | |
1621 | ||
1622 | ||
1623 | static int hostapd_ctrl_iface_data_test_config(struct hostapd_data *hapd, | |
1624 | char *cmd) | |
1625 | { | |
1626 | int enabled = atoi(cmd); | |
527d2378 JM |
1627 | char *pos; |
1628 | const char *ifname; | |
4a6cc862 JM |
1629 | |
1630 | if (!enabled) { | |
1631 | if (hapd->l2_test) { | |
1632 | l2_packet_deinit(hapd->l2_test); | |
1633 | hapd->l2_test = NULL; | |
1634 | wpa_dbg(hapd->msg_ctx, MSG_DEBUG, | |
1635 | "test data: Disabled"); | |
1636 | } | |
1637 | return 0; | |
1638 | } | |
1639 | ||
1640 | if (hapd->l2_test) | |
1641 | return 0; | |
1642 | ||
527d2378 JM |
1643 | pos = os_strstr(cmd, " ifname="); |
1644 | if (pos) | |
1645 | ifname = pos + 8; | |
1646 | else | |
1647 | ifname = hapd->conf->iface; | |
1648 | ||
1649 | hapd->l2_test = l2_packet_init(ifname, hapd->own_addr, | |
4a6cc862 JM |
1650 | ETHERTYPE_IP, hostapd_data_test_rx, |
1651 | hapd, 1); | |
1652 | if (hapd->l2_test == NULL) | |
1653 | return -1; | |
1654 | ||
1655 | wpa_dbg(hapd->msg_ctx, MSG_DEBUG, "test data: Enabled"); | |
1656 | ||
1657 | return 0; | |
1658 | } | |
1659 | ||
1660 | ||
1661 | static int hostapd_ctrl_iface_data_test_tx(struct hostapd_data *hapd, char *cmd) | |
1662 | { | |
1663 | u8 dst[ETH_ALEN], src[ETH_ALEN]; | |
1664 | char *pos; | |
1665 | int used; | |
1666 | long int val; | |
1667 | u8 tos; | |
75352270 | 1668 | u8 buf[2 + HWSIM_PACKETLEN]; |
4a6cc862 JM |
1669 | struct ether_header *eth; |
1670 | struct iphdr *ip; | |
1671 | u8 *dpos; | |
1672 | unsigned int i; | |
1673 | ||
1674 | if (hapd->l2_test == NULL) | |
1675 | return -1; | |
1676 | ||
1677 | /* format: <dst> <src> <tos> */ | |
1678 | ||
1679 | pos = cmd; | |
1680 | used = hwaddr_aton2(pos, dst); | |
1681 | if (used < 0) | |
1682 | return -1; | |
1683 | pos += used; | |
1684 | while (*pos == ' ') | |
1685 | pos++; | |
1686 | used = hwaddr_aton2(pos, src); | |
1687 | if (used < 0) | |
1688 | return -1; | |
1689 | pos += used; | |
1690 | ||
1691 | val = strtol(pos, NULL, 0); | |
1692 | if (val < 0 || val > 0xff) | |
1693 | return -1; | |
1694 | tos = val; | |
1695 | ||
75352270 | 1696 | eth = (struct ether_header *) &buf[2]; |
4a6cc862 JM |
1697 | os_memcpy(eth->ether_dhost, dst, ETH_ALEN); |
1698 | os_memcpy(eth->ether_shost, src, ETH_ALEN); | |
1699 | eth->ether_type = htons(ETHERTYPE_IP); | |
1700 | ip = (struct iphdr *) (eth + 1); | |
1701 | os_memset(ip, 0, sizeof(*ip)); | |
1702 | ip->ihl = 5; | |
1703 | ip->version = 4; | |
1704 | ip->ttl = 64; | |
1705 | ip->tos = tos; | |
1706 | ip->tot_len = htons(HWSIM_IP_LEN); | |
1707 | ip->protocol = 1; | |
66f1e078 JM |
1708 | ip->saddr = htonl(192U << 24 | 168 << 16 | 1 << 8 | 1); |
1709 | ip->daddr = htonl(192U << 24 | 168 << 16 | 1 << 8 | 2); | |
4a6cc862 JM |
1710 | ip->check = ipv4_hdr_checksum(ip, sizeof(*ip)); |
1711 | dpos = (u8 *) (ip + 1); | |
1712 | for (i = 0; i < HWSIM_IP_LEN - sizeof(*ip); i++) | |
1713 | *dpos++ = i; | |
1714 | ||
75352270 | 1715 | if (l2_packet_send(hapd->l2_test, dst, ETHERTYPE_IP, &buf[2], |
4a6cc862 JM |
1716 | HWSIM_PACKETLEN) < 0) |
1717 | return -1; | |
1718 | ||
1719 | wpa_dbg(hapd->msg_ctx, MSG_DEBUG, "test data: TX dst=" MACSTR | |
1720 | " src=" MACSTR " tos=0x%x", MAC2STR(dst), MAC2STR(src), tos); | |
1721 | ||
1722 | return 0; | |
1723 | } | |
1724 | ||
85660d31 JM |
1725 | |
1726 | static int hostapd_ctrl_iface_data_test_frame(struct hostapd_data *hapd, | |
1727 | char *cmd) | |
1728 | { | |
1729 | u8 *buf; | |
1730 | struct ether_header *eth; | |
1731 | struct l2_packet_data *l2 = NULL; | |
1732 | size_t len; | |
1733 | u16 ethertype; | |
1734 | int res = -1; | |
1735 | const char *ifname = hapd->conf->iface; | |
1736 | ||
1737 | if (os_strncmp(cmd, "ifname=", 7) == 0) { | |
1738 | cmd += 7; | |
1739 | ifname = cmd; | |
1740 | cmd = os_strchr(cmd, ' '); | |
1741 | if (cmd == NULL) | |
1742 | return -1; | |
1743 | *cmd++ = '\0'; | |
1744 | } | |
1745 | ||
1746 | len = os_strlen(cmd); | |
1747 | if (len & 1 || len < ETH_HLEN * 2) | |
1748 | return -1; | |
1749 | len /= 2; | |
1750 | ||
1751 | buf = os_malloc(len); | |
1752 | if (buf == NULL) | |
1753 | return -1; | |
1754 | ||
1755 | if (hexstr2bin(cmd, buf, len) < 0) | |
1756 | goto done; | |
1757 | ||
1758 | eth = (struct ether_header *) buf; | |
1759 | ethertype = ntohs(eth->ether_type); | |
1760 | ||
1761 | l2 = l2_packet_init(ifname, hapd->own_addr, ethertype, | |
1762 | hostapd_data_test_rx, hapd, 1); | |
1763 | if (l2 == NULL) | |
1764 | goto done; | |
1765 | ||
1766 | res = l2_packet_send(l2, eth->ether_dhost, ethertype, buf, len); | |
1767 | wpa_dbg(hapd->msg_ctx, MSG_DEBUG, "test data: TX frame res=%d", res); | |
1768 | done: | |
1769 | if (l2) | |
1770 | l2_packet_deinit(l2); | |
1771 | os_free(buf); | |
1772 | ||
1773 | return res < 0 ? -1 : 0; | |
1774 | } | |
1775 | ||
a156ffda JM |
1776 | |
1777 | static int hostapd_ctrl_test_alloc_fail(struct hostapd_data *hapd, char *cmd) | |
1778 | { | |
1779 | #ifdef WPA_TRACE_BFD | |
1780 | extern char wpa_trace_fail_func[256]; | |
1781 | extern unsigned int wpa_trace_fail_after; | |
1782 | char *pos; | |
1783 | ||
1784 | wpa_trace_fail_after = atoi(cmd); | |
1785 | pos = os_strchr(cmd, ':'); | |
1786 | if (pos) { | |
1787 | pos++; | |
1788 | os_strlcpy(wpa_trace_fail_func, pos, | |
1789 | sizeof(wpa_trace_fail_func)); | |
1790 | } else { | |
1791 | wpa_trace_fail_after = 0; | |
1792 | } | |
1793 | ||
1794 | return 0; | |
1795 | #else /* WPA_TRACE_BFD */ | |
1796 | return -1; | |
1797 | #endif /* WPA_TRACE_BFD */ | |
1798 | } | |
1799 | ||
1800 | ||
1801 | static int hostapd_ctrl_get_alloc_fail(struct hostapd_data *hapd, | |
1802 | char *buf, size_t buflen) | |
1803 | { | |
1804 | #ifdef WPA_TRACE_BFD | |
1805 | extern char wpa_trace_fail_func[256]; | |
1806 | extern unsigned int wpa_trace_fail_after; | |
1807 | ||
1808 | return os_snprintf(buf, buflen, "%u:%s", wpa_trace_fail_after, | |
1809 | wpa_trace_fail_func); | |
1810 | #else /* WPA_TRACE_BFD */ | |
1811 | return -1; | |
1812 | #endif /* WPA_TRACE_BFD */ | |
1813 | } | |
1814 | ||
2da52565 JM |
1815 | |
1816 | static int hostapd_ctrl_test_fail(struct hostapd_data *hapd, char *cmd) | |
1817 | { | |
1818 | #ifdef WPA_TRACE_BFD | |
1819 | extern char wpa_trace_test_fail_func[256]; | |
1820 | extern unsigned int wpa_trace_test_fail_after; | |
1821 | char *pos; | |
1822 | ||
1823 | wpa_trace_test_fail_after = atoi(cmd); | |
1824 | pos = os_strchr(cmd, ':'); | |
1825 | if (pos) { | |
1826 | pos++; | |
1827 | os_strlcpy(wpa_trace_test_fail_func, pos, | |
1828 | sizeof(wpa_trace_test_fail_func)); | |
1829 | } else { | |
1830 | wpa_trace_test_fail_after = 0; | |
1831 | } | |
1832 | ||
1833 | return 0; | |
1834 | #else /* WPA_TRACE_BFD */ | |
1835 | return -1; | |
1836 | #endif /* WPA_TRACE_BFD */ | |
1837 | } | |
1838 | ||
1839 | ||
1840 | static int hostapd_ctrl_get_fail(struct hostapd_data *hapd, | |
1841 | char *buf, size_t buflen) | |
1842 | { | |
1843 | #ifdef WPA_TRACE_BFD | |
1844 | extern char wpa_trace_test_fail_func[256]; | |
1845 | extern unsigned int wpa_trace_test_fail_after; | |
1846 | ||
1847 | return os_snprintf(buf, buflen, "%u:%s", wpa_trace_test_fail_after, | |
1848 | wpa_trace_test_fail_func); | |
1849 | #else /* WPA_TRACE_BFD */ | |
1850 | return -1; | |
1851 | #endif /* WPA_TRACE_BFD */ | |
1852 | } | |
1853 | ||
ddf55174 JM |
1854 | #endif /* CONFIG_TESTING_OPTIONS */ |
1855 | ||
1856 | ||
ccac7c61 MK |
1857 | static int hostapd_ctrl_iface_chan_switch(struct hostapd_iface *iface, |
1858 | char *pos) | |
334bf36a AO |
1859 | { |
1860 | #ifdef NEED_AP_MLME | |
1861 | struct csa_settings settings; | |
ccac7c61 MK |
1862 | int ret; |
1863 | unsigned int i; | |
334bf36a | 1864 | |
ccac7c61 | 1865 | ret = hostapd_parse_csa_settings(pos, &settings); |
334bf36a AO |
1866 | if (ret) |
1867 | return ret; | |
1868 | ||
ccac7c61 MK |
1869 | for (i = 0; i < iface->num_bss; i++) { |
1870 | ret = hostapd_switch_channel(iface->bss[i], &settings); | |
1871 | if (ret) { | |
1872 | /* FIX: What do we do if CSA fails in the middle of | |
1873 | * submitting multi-BSS CSA requests? */ | |
1874 | return ret; | |
1875 | } | |
1876 | } | |
1877 | ||
1878 | return 0; | |
334bf36a AO |
1879 | #else /* NEED_AP_MLME */ |
1880 | return -1; | |
1881 | #endif /* NEED_AP_MLME */ | |
1882 | } | |
1883 | ||
1884 | ||
4c03a2b3 JM |
1885 | static int hostapd_ctrl_iface_mib(struct hostapd_data *hapd, char *reply, |
1886 | int reply_size, const char *param) | |
1887 | { | |
1888 | #ifdef RADIUS_SERVER | |
1889 | if (os_strcmp(param, "radius_server") == 0) { | |
1890 | return radius_server_get_mib(hapd->radius_srv, reply, | |
1891 | reply_size); | |
1892 | } | |
1893 | #endif /* RADIUS_SERVER */ | |
1894 | return -1; | |
1895 | } | |
1896 | ||
1897 | ||
3ae8b7b7 AS |
1898 | static int hostapd_ctrl_iface_vendor(struct hostapd_data *hapd, char *cmd, |
1899 | char *buf, size_t buflen) | |
1900 | { | |
1901 | int ret; | |
1902 | char *pos; | |
1903 | u8 *data = NULL; | |
1904 | unsigned int vendor_id, subcmd; | |
1905 | struct wpabuf *reply; | |
1906 | size_t data_len = 0; | |
1907 | ||
1908 | /* cmd: <vendor id> <subcommand id> [<hex formatted data>] */ | |
1909 | vendor_id = strtoul(cmd, &pos, 16); | |
640b0b93 | 1910 | if (!isblank((unsigned char) *pos)) |
3ae8b7b7 AS |
1911 | return -EINVAL; |
1912 | ||
1913 | subcmd = strtoul(pos, &pos, 10); | |
1914 | ||
1915 | if (*pos != '\0') { | |
640b0b93 | 1916 | if (!isblank((unsigned char) *pos++)) |
3ae8b7b7 AS |
1917 | return -EINVAL; |
1918 | data_len = os_strlen(pos); | |
1919 | } | |
1920 | ||
1921 | if (data_len) { | |
1922 | data_len /= 2; | |
1923 | data = os_malloc(data_len); | |
1924 | if (!data) | |
1925 | return -ENOBUFS; | |
1926 | ||
1927 | if (hexstr2bin(pos, data, data_len)) { | |
1928 | wpa_printf(MSG_DEBUG, | |
1929 | "Vendor command: wrong parameter format"); | |
1930 | os_free(data); | |
1931 | return -EINVAL; | |
1932 | } | |
1933 | } | |
1934 | ||
1935 | reply = wpabuf_alloc((buflen - 1) / 2); | |
1936 | if (!reply) { | |
1937 | os_free(data); | |
1938 | return -ENOBUFS; | |
1939 | } | |
1940 | ||
1941 | ret = hostapd_drv_vendor_cmd(hapd, vendor_id, subcmd, data, data_len, | |
1942 | reply); | |
1943 | ||
1944 | if (ret == 0) | |
1945 | ret = wpa_snprintf_hex(buf, buflen, wpabuf_head_u8(reply), | |
1946 | wpabuf_len(reply)); | |
1947 | ||
1948 | wpabuf_free(reply); | |
1949 | os_free(data); | |
1950 | ||
1951 | return ret; | |
1952 | } | |
1953 | ||
1954 | ||
cfb5c08f JM |
1955 | static int hostapd_ctrl_iface_eapol_reauth(struct hostapd_data *hapd, |
1956 | const char *cmd) | |
1957 | { | |
1958 | u8 addr[ETH_ALEN]; | |
1959 | struct sta_info *sta; | |
1960 | ||
1961 | if (hwaddr_aton(cmd, addr)) | |
1962 | return -1; | |
1963 | ||
1964 | sta = ap_get_sta(hapd, addr); | |
1965 | if (!sta || !sta->eapol_sm) | |
1966 | return -1; | |
1967 | ||
1968 | eapol_auth_reauthenticate(sta->eapol_sm); | |
1969 | return 0; | |
1970 | } | |
1971 | ||
1972 | ||
3722c0f4 JM |
1973 | static int hostapd_ctrl_iface_eapol_set(struct hostapd_data *hapd, char *cmd) |
1974 | { | |
1975 | u8 addr[ETH_ALEN]; | |
1976 | struct sta_info *sta; | |
1977 | char *pos = cmd, *param; | |
1978 | ||
1979 | if (hwaddr_aton(pos, addr) || pos[17] != ' ') | |
1980 | return -1; | |
1981 | pos += 18; | |
1982 | param = pos; | |
1983 | pos = os_strchr(pos, ' '); | |
1984 | if (!pos) | |
1985 | return -1; | |
1986 | *pos++ = '\0'; | |
1987 | ||
1988 | sta = ap_get_sta(hapd, addr); | |
1989 | if (!sta || !sta->eapol_sm) | |
1990 | return -1; | |
1991 | ||
1992 | return eapol_auth_set_conf(sta->eapol_sm, param, pos); | |
1993 | } | |
1994 | ||
1995 | ||
5c4f0511 SD |
1996 | static int hostapd_ctrl_iface_log_level(struct hostapd_data *hapd, char *cmd, |
1997 | char *buf, size_t buflen) | |
1998 | { | |
1999 | char *pos, *end, *stamp; | |
2000 | int ret; | |
2001 | ||
2002 | /* cmd: "LOG_LEVEL [<level>]" */ | |
2003 | if (*cmd == '\0') { | |
2004 | pos = buf; | |
2005 | end = buf + buflen; | |
2006 | ret = os_snprintf(pos, end - pos, "Current level: %s\n" | |
2007 | "Timestamp: %d\n", | |
2008 | debug_level_str(wpa_debug_level), | |
2009 | wpa_debug_timestamp); | |
2010 | if (os_snprintf_error(end - pos, ret)) | |
2011 | ret = 0; | |
2012 | ||
2013 | return ret; | |
2014 | } | |
2015 | ||
2016 | while (*cmd == ' ') | |
2017 | cmd++; | |
2018 | ||
2019 | stamp = os_strchr(cmd, ' '); | |
2020 | if (stamp) { | |
2021 | *stamp++ = '\0'; | |
2022 | while (*stamp == ' ') { | |
2023 | stamp++; | |
2024 | } | |
2025 | } | |
2026 | ||
137b2939 | 2027 | if (os_strlen(cmd)) { |
5c4f0511 SD |
2028 | int level = str_to_debug_level(cmd); |
2029 | if (level < 0) | |
2030 | return -1; | |
2031 | wpa_debug_level = level; | |
2032 | } | |
2033 | ||
2034 | if (stamp && os_strlen(stamp)) | |
2035 | wpa_debug_timestamp = atoi(stamp); | |
2036 | ||
2037 | os_memcpy(buf, "OK\n", 3); | |
2038 | return 3; | |
2039 | } | |
2040 | ||
2041 | ||
a65a9b8d JM |
2042 | #ifdef NEED_AP_MLME |
2043 | static int hostapd_ctrl_iface_track_sta_list(struct hostapd_data *hapd, | |
2044 | char *buf, size_t buflen) | |
2045 | { | |
2046 | struct hostapd_iface *iface = hapd->iface; | |
2047 | char *pos, *end; | |
2048 | struct hostapd_sta_info *info; | |
2049 | struct os_reltime now; | |
2050 | ||
2051 | sta_track_expire(iface, 0); | |
2052 | ||
2053 | pos = buf; | |
2054 | end = buf + buflen; | |
2055 | ||
2056 | os_get_reltime(&now); | |
2057 | dl_list_for_each_reverse(info, &iface->sta_seen, | |
2058 | struct hostapd_sta_info, list) { | |
2059 | struct os_reltime age; | |
2060 | int ret; | |
2061 | ||
2062 | os_reltime_sub(&now, &info->last_seen, &age); | |
2063 | ret = os_snprintf(pos, end - pos, MACSTR " %u\n", | |
2064 | MAC2STR(info->addr), (unsigned int) age.sec); | |
2065 | if (os_snprintf_error(end - pos, ret)) | |
2066 | break; | |
2067 | pos += ret; | |
2068 | } | |
2069 | ||
2070 | return pos - buf; | |
2071 | } | |
2072 | #endif /* NEED_AP_MLME */ | |
2073 | ||
2074 | ||
9b4b2264 DS |
2075 | static int hostapd_ctrl_iface_set_neighbor(struct hostapd_data *hapd, char *buf) |
2076 | { | |
2077 | struct wpa_ssid_value ssid; | |
2078 | u8 bssid[ETH_ALEN]; | |
2079 | struct wpabuf *nr, *lci = NULL, *civic = NULL; | |
2080 | char *tmp; | |
2081 | int ret; | |
2082 | ||
2083 | if (!(hapd->conf->radio_measurements[0] & | |
2084 | WLAN_RRM_CAPS_NEIGHBOR_REPORT)) { | |
2085 | wpa_printf(MSG_ERROR, | |
2086 | "CTRL: SET_NEIGHBOR: Neighbor report is not enabled"); | |
2087 | return -1; | |
2088 | } | |
2089 | ||
2090 | if (hwaddr_aton(buf, bssid)) { | |
2091 | wpa_printf(MSG_ERROR, "CTRL: SET_NEIGHBOR: Bad BSSID"); | |
2092 | return -1; | |
2093 | } | |
2094 | ||
2095 | tmp = os_strstr(buf, "ssid="); | |
2096 | if (!tmp || ssid_parse(tmp + 5, &ssid)) { | |
2097 | wpa_printf(MSG_ERROR, | |
2098 | "CTRL: SET_NEIGHBOR: Bad or missing SSID"); | |
2099 | return -1; | |
2100 | } | |
2101 | buf = os_strchr(tmp + 6, tmp[5] == '"' ? '"' : ' '); | |
2102 | if (!buf) | |
2103 | return -1; | |
2104 | ||
2105 | tmp = os_strstr(buf, "nr="); | |
2106 | if (!tmp) { | |
2107 | wpa_printf(MSG_ERROR, | |
2108 | "CTRL: SET_NEIGHBOR: Missing Neighbor Report element"); | |
2109 | return -1; | |
2110 | } | |
2111 | ||
2112 | buf = os_strchr(tmp, ' '); | |
2113 | if (buf) | |
2114 | *buf++ = '\0'; | |
2115 | ||
2116 | nr = wpabuf_parse_bin(tmp + 3); | |
2117 | if (!nr) { | |
2118 | wpa_printf(MSG_ERROR, | |
2119 | "CTRL: SET_NEIGHBOR: Bad Neighbor Report element"); | |
2120 | return -1; | |
2121 | } | |
2122 | ||
2123 | if (!buf) | |
2124 | goto set; | |
2125 | ||
2126 | tmp = os_strstr(buf, "lci="); | |
2127 | if (tmp) { | |
2128 | buf = os_strchr(tmp, ' '); | |
2129 | if (buf) | |
2130 | *buf++ = '\0'; | |
2131 | lci = wpabuf_parse_bin(tmp + 4); | |
2132 | if (!lci) { | |
2133 | wpa_printf(MSG_ERROR, | |
2134 | "CTRL: SET_NEIGHBOR: Bad LCI subelement"); | |
2135 | wpabuf_free(nr); | |
2136 | return -1; | |
2137 | } | |
2138 | } | |
2139 | ||
2140 | if (!buf) | |
2141 | goto set; | |
2142 | ||
2143 | tmp = os_strstr(buf, "civic="); | |
2144 | if (tmp) { | |
2145 | buf = os_strchr(tmp, ' '); | |
2146 | if (buf) | |
2147 | *buf++ = '\0'; | |
2148 | civic = wpabuf_parse_bin(tmp + 6); | |
2149 | if (!civic) { | |
2150 | wpa_printf(MSG_ERROR, | |
2151 | "CTRL: SET_NEIGHBOR: Bad civic subelement"); | |
2152 | wpabuf_free(nr); | |
2153 | wpabuf_free(lci); | |
2154 | return -1; | |
2155 | } | |
2156 | } | |
2157 | ||
2158 | set: | |
2159 | ret = hostapd_neighbor_set(hapd, bssid, &ssid, nr, lci, civic); | |
2160 | ||
2161 | wpabuf_free(nr); | |
2162 | wpabuf_free(lci); | |
2163 | wpabuf_free(civic); | |
2164 | ||
2165 | return ret; | |
2166 | } | |
2167 | ||
2168 | ||
2169 | static int hostapd_ctrl_iface_remove_neighbor(struct hostapd_data *hapd, | |
2170 | char *buf) | |
2171 | { | |
2172 | struct wpa_ssid_value ssid; | |
2173 | u8 bssid[ETH_ALEN]; | |
2174 | char *tmp; | |
2175 | ||
2176 | if (hwaddr_aton(buf, bssid)) { | |
2177 | wpa_printf(MSG_ERROR, "CTRL: REMOVE_NEIGHBOR: Bad BSSID"); | |
2178 | return -1; | |
2179 | } | |
2180 | ||
2181 | tmp = os_strstr(buf, "ssid="); | |
2182 | if (!tmp || ssid_parse(tmp + 5, &ssid)) { | |
2183 | wpa_printf(MSG_ERROR, | |
2184 | "CTRL: REMOVE_NEIGHBORr: Bad or missing SSID"); | |
2185 | return -1; | |
2186 | } | |
2187 | ||
2188 | return hostapd_neighbor_remove(hapd, bssid, &ssid); | |
2189 | } | |
2190 | ||
2191 | ||
585478e2 AN |
2192 | static int hostapd_ctrl_iface_receive_process(struct hostapd_data *hapd, |
2193 | char *buf, char *reply, | |
2194 | int reply_size, | |
acf57fae | 2195 | struct sockaddr_storage *from, |
585478e2 | 2196 | socklen_t fromlen) |
6fc6879b | 2197 | { |
585478e2 | 2198 | int reply_len, res; |
6fc6879b JM |
2199 | |
2200 | os_memcpy(reply, "OK\n", 3); | |
2201 | reply_len = 3; | |
2202 | ||
2203 | if (os_strcmp(buf, "PING") == 0) { | |
2204 | os_memcpy(reply, "PONG\n", 5); | |
2205 | reply_len = 5; | |
b41a47c0 BG |
2206 | } else if (os_strncmp(buf, "RELOG", 5) == 0) { |
2207 | if (wpa_debug_reopen_file() < 0) | |
2208 | reply_len = -1; | |
5ae6449c JM |
2209 | } else if (os_strcmp(buf, "STATUS") == 0) { |
2210 | reply_len = hostapd_ctrl_iface_status(hapd, reply, | |
2211 | reply_size); | |
f0cbb986 JM |
2212 | } else if (os_strcmp(buf, "STATUS-DRIVER") == 0) { |
2213 | reply_len = hostapd_drv_status(hapd, reply, reply_size); | |
6fc6879b JM |
2214 | } else if (os_strcmp(buf, "MIB") == 0) { |
2215 | reply_len = ieee802_11_get_mib(hapd, reply, reply_size); | |
2216 | if (reply_len >= 0) { | |
2217 | res = wpa_get_mib(hapd->wpa_auth, reply + reply_len, | |
2218 | reply_size - reply_len); | |
2219 | if (res < 0) | |
2220 | reply_len = -1; | |
2221 | else | |
2222 | reply_len += res; | |
2223 | } | |
2224 | if (reply_len >= 0) { | |
2225 | res = ieee802_1x_get_mib(hapd, reply + reply_len, | |
2226 | reply_size - reply_len); | |
2227 | if (res < 0) | |
2228 | reply_len = -1; | |
2229 | else | |
2230 | reply_len += res; | |
2231 | } | |
74784010 | 2232 | #ifndef CONFIG_NO_RADIUS |
6fc6879b JM |
2233 | if (reply_len >= 0) { |
2234 | res = radius_client_get_mib(hapd->radius, | |
2235 | reply + reply_len, | |
2236 | reply_size - reply_len); | |
2237 | if (res < 0) | |
2238 | reply_len = -1; | |
2239 | else | |
2240 | reply_len += res; | |
2241 | } | |
74784010 | 2242 | #endif /* CONFIG_NO_RADIUS */ |
4c03a2b3 JM |
2243 | } else if (os_strncmp(buf, "MIB ", 4) == 0) { |
2244 | reply_len = hostapd_ctrl_iface_mib(hapd, reply, reply_size, | |
2245 | buf + 4); | |
6fc6879b JM |
2246 | } else if (os_strcmp(buf, "STA-FIRST") == 0) { |
2247 | reply_len = hostapd_ctrl_iface_sta_first(hapd, reply, | |
2248 | reply_size); | |
2249 | } else if (os_strncmp(buf, "STA ", 4) == 0) { | |
2250 | reply_len = hostapd_ctrl_iface_sta(hapd, buf + 4, reply, | |
2251 | reply_size); | |
2252 | } else if (os_strncmp(buf, "STA-NEXT ", 9) == 0) { | |
2253 | reply_len = hostapd_ctrl_iface_sta_next(hapd, buf + 9, reply, | |
2254 | reply_size); | |
2255 | } else if (os_strcmp(buf, "ATTACH") == 0) { | |
585478e2 | 2256 | if (hostapd_ctrl_iface_attach(hapd, from, fromlen)) |
6fc6879b JM |
2257 | reply_len = -1; |
2258 | } else if (os_strcmp(buf, "DETACH") == 0) { | |
585478e2 | 2259 | if (hostapd_ctrl_iface_detach(hapd, from, fromlen)) |
6fc6879b JM |
2260 | reply_len = -1; |
2261 | } else if (os_strncmp(buf, "LEVEL ", 6) == 0) { | |
585478e2 | 2262 | if (hostapd_ctrl_iface_level(hapd, from, fromlen, |
6fc6879b JM |
2263 | buf + 6)) |
2264 | reply_len = -1; | |
2265 | } else if (os_strncmp(buf, "NEW_STA ", 8) == 0) { | |
2266 | if (hostapd_ctrl_iface_new_sta(hapd, buf + 8)) | |
2267 | reply_len = -1; | |
90a3206a JM |
2268 | } else if (os_strncmp(buf, "DEAUTHENTICATE ", 15) == 0) { |
2269 | if (hostapd_ctrl_iface_deauthenticate(hapd, buf + 15)) | |
2270 | reply_len = -1; | |
2271 | } else if (os_strncmp(buf, "DISASSOCIATE ", 13) == 0) { | |
2272 | if (hostapd_ctrl_iface_disassociate(hapd, buf + 13)) | |
2273 | reply_len = -1; | |
1854eeca JM |
2274 | } else if (os_strncmp(buf, "POLL_STA ", 9) == 0) { |
2275 | if (hostapd_ctrl_iface_poll_sta(hapd, buf + 9)) | |
2276 | reply_len = -1; | |
99650cad JM |
2277 | } else if (os_strcmp(buf, "STOP_AP") == 0) { |
2278 | if (hostapd_ctrl_iface_stop_ap(hapd)) | |
2279 | reply_len = -1; | |
88b4b424 | 2280 | #ifdef CONFIG_IEEE80211W |
fe6bdb77 | 2281 | #ifdef NEED_AP_MLME |
88b4b424 JM |
2282 | } else if (os_strncmp(buf, "SA_QUERY ", 9) == 0) { |
2283 | if (hostapd_ctrl_iface_sa_query(hapd, buf + 9)) | |
2284 | reply_len = -1; | |
fe6bdb77 | 2285 | #endif /* NEED_AP_MLME */ |
88b4b424 | 2286 | #endif /* CONFIG_IEEE80211W */ |
ad08c363 JM |
2287 | #ifdef CONFIG_WPS |
2288 | } else if (os_strncmp(buf, "WPS_PIN ", 8) == 0) { | |
2289 | if (hostapd_ctrl_iface_wps_pin(hapd, buf + 8)) | |
2290 | reply_len = -1; | |
3981cb3c JM |
2291 | } else if (os_strncmp(buf, "WPS_CHECK_PIN ", 14) == 0) { |
2292 | reply_len = hostapd_ctrl_iface_wps_check_pin( | |
2293 | hapd, buf + 14, reply, reply_size); | |
ad08c363 | 2294 | } else if (os_strcmp(buf, "WPS_PBC") == 0) { |
d601247c | 2295 | if (hostapd_wps_button_pushed(hapd, NULL)) |
ad08c363 | 2296 | reply_len = -1; |
4c374cde AS |
2297 | } else if (os_strcmp(buf, "WPS_CANCEL") == 0) { |
2298 | if (hostapd_wps_cancel(hapd)) | |
2299 | reply_len = -1; | |
5a1cc30f JM |
2300 | } else if (os_strncmp(buf, "WPS_AP_PIN ", 11) == 0) { |
2301 | reply_len = hostapd_ctrl_iface_wps_ap_pin(hapd, buf + 11, | |
2302 | reply, reply_size); | |
450eddcf JM |
2303 | } else if (os_strncmp(buf, "WPS_CONFIG ", 11) == 0) { |
2304 | if (hostapd_ctrl_iface_wps_config(hapd, buf + 11) < 0) | |
2305 | reply_len = -1; | |
3351a384 JM |
2306 | } else if (os_strncmp(buf, "WPS_GET_STATUS", 13) == 0) { |
2307 | reply_len = hostapd_ctrl_iface_wps_get_status(hapd, reply, | |
2308 | reply_size); | |
bb45b6d7 JM |
2309 | #ifdef CONFIG_WPS_NFC |
2310 | } else if (os_strncmp(buf, "WPS_NFC_TAG_READ ", 17) == 0) { | |
2311 | if (hostapd_ctrl_iface_wps_nfc_tag_read(hapd, buf + 17)) | |
2312 | reply_len = -1; | |
3cf7a59d JM |
2313 | } else if (os_strncmp(buf, "WPS_NFC_CONFIG_TOKEN ", 21) == 0) { |
2314 | reply_len = hostapd_ctrl_iface_wps_nfc_config_token( | |
2315 | hapd, buf + 21, reply, reply_size); | |
ffdaa05a JM |
2316 | } else if (os_strncmp(buf, "WPS_NFC_TOKEN ", 14) == 0) { |
2317 | reply_len = hostapd_ctrl_iface_wps_nfc_token( | |
2318 | hapd, buf + 14, reply, reply_size); | |
6772a90a JM |
2319 | } else if (os_strncmp(buf, "NFC_GET_HANDOVER_SEL ", 21) == 0) { |
2320 | reply_len = hostapd_ctrl_iface_nfc_get_handover_sel( | |
2321 | hapd, buf + 21, reply, reply_size); | |
e4758827 JM |
2322 | } else if (os_strncmp(buf, "NFC_REPORT_HANDOVER ", 20) == 0) { |
2323 | if (hostapd_ctrl_iface_nfc_report_handover(hapd, buf + 20)) | |
2324 | reply_len = -1; | |
bb45b6d7 | 2325 | #endif /* CONFIG_WPS_NFC */ |
ad08c363 | 2326 | #endif /* CONFIG_WPS */ |
c551700f KP |
2327 | #ifdef CONFIG_INTERWORKING |
2328 | } else if (os_strncmp(buf, "SET_QOS_MAP_SET ", 16) == 0) { | |
2329 | if (hostapd_ctrl_iface_set_qos_map_set(hapd, buf + 16)) | |
2330 | reply_len = -1; | |
2331 | } else if (os_strncmp(buf, "SEND_QOS_MAP_CONF ", 18) == 0) { | |
2332 | if (hostapd_ctrl_iface_send_qos_map_conf(hapd, buf + 18)) | |
2333 | reply_len = -1; | |
2334 | #endif /* CONFIG_INTERWORKING */ | |
3fb17a95 JM |
2335 | #ifdef CONFIG_HS20 |
2336 | } else if (os_strncmp(buf, "HS20_WNM_NOTIF ", 15) == 0) { | |
2337 | if (hostapd_ctrl_iface_hs20_wnm_notif(hapd, buf + 15)) | |
2338 | reply_len = -1; | |
8e1146d9 JM |
2339 | } else if (os_strncmp(buf, "HS20_DEAUTH_REQ ", 16) == 0) { |
2340 | if (hostapd_ctrl_iface_hs20_deauth_req(hapd, buf + 16)) | |
2341 | reply_len = -1; | |
3fb17a95 | 2342 | #endif /* CONFIG_HS20 */ |
2049a875 JM |
2343 | #ifdef CONFIG_WNM |
2344 | } else if (os_strncmp(buf, "DISASSOC_IMMINENT ", 18) == 0) { | |
2345 | if (hostapd_ctrl_iface_disassoc_imminent(hapd, buf + 18)) | |
2346 | reply_len = -1; | |
71269b37 JM |
2347 | } else if (os_strncmp(buf, "ESS_DISASSOC ", 13) == 0) { |
2348 | if (hostapd_ctrl_iface_ess_disassoc(hapd, buf + 13)) | |
2349 | reply_len = -1; | |
a30dff07 JM |
2350 | } else if (os_strncmp(buf, "BSS_TM_REQ ", 11) == 0) { |
2351 | if (hostapd_ctrl_iface_bss_tm_req(hapd, buf + 11)) | |
2352 | reply_len = -1; | |
2049a875 | 2353 | #endif /* CONFIG_WNM */ |
403b96fe JM |
2354 | } else if (os_strcmp(buf, "GET_CONFIG") == 0) { |
2355 | reply_len = hostapd_ctrl_iface_get_config(hapd, reply, | |
2356 | reply_size); | |
b4e34f2f JM |
2357 | } else if (os_strncmp(buf, "SET ", 4) == 0) { |
2358 | if (hostapd_ctrl_iface_set(hapd, buf + 4)) | |
2359 | reply_len = -1; | |
acec8d32 JM |
2360 | } else if (os_strncmp(buf, "GET ", 4) == 0) { |
2361 | reply_len = hostapd_ctrl_iface_get(hapd, buf + 4, reply, | |
2362 | reply_size); | |
75545652 SP |
2363 | } else if (os_strncmp(buf, "ENABLE", 6) == 0) { |
2364 | if (hostapd_ctrl_iface_enable(hapd->iface)) | |
2365 | reply_len = -1; | |
2366 | } else if (os_strncmp(buf, "RELOAD", 6) == 0) { | |
2367 | if (hostapd_ctrl_iface_reload(hapd->iface)) | |
2368 | reply_len = -1; | |
2369 | } else if (os_strncmp(buf, "DISABLE", 7) == 0) { | |
2370 | if (hostapd_ctrl_iface_disable(hapd->iface)) | |
2371 | reply_len = -1; | |
9ff8dda1 JM |
2372 | } else if (os_strcmp(buf, "UPDATE_BEACON") == 0) { |
2373 | if (ieee802_11_set_beacon(hapd)) | |
2374 | reply_len = -1; | |
ddf55174 JM |
2375 | #ifdef CONFIG_TESTING_OPTIONS |
2376 | } else if (os_strncmp(buf, "RADAR ", 6) == 0) { | |
2377 | if (hostapd_ctrl_iface_radar(hapd, buf + 6)) | |
2378 | reply_len = -1; | |
93827f45 JM |
2379 | } else if (os_strncmp(buf, "MGMT_TX ", 8) == 0) { |
2380 | if (hostapd_ctrl_iface_mgmt_tx(hapd, buf + 8)) | |
2381 | reply_len = -1; | |
9d4ff04a JM |
2382 | } else if (os_strncmp(buf, "EAPOL_RX ", 9) == 0) { |
2383 | if (hostapd_ctrl_iface_eapol_rx(hapd, buf + 9) < 0) | |
2384 | reply_len = -1; | |
4a6cc862 JM |
2385 | } else if (os_strncmp(buf, "DATA_TEST_CONFIG ", 17) == 0) { |
2386 | if (hostapd_ctrl_iface_data_test_config(hapd, buf + 17) < 0) | |
2387 | reply_len = -1; | |
2388 | } else if (os_strncmp(buf, "DATA_TEST_TX ", 13) == 0) { | |
2389 | if (hostapd_ctrl_iface_data_test_tx(hapd, buf + 13) < 0) | |
2390 | reply_len = -1; | |
85660d31 JM |
2391 | } else if (os_strncmp(buf, "DATA_TEST_FRAME ", 16) == 0) { |
2392 | if (hostapd_ctrl_iface_data_test_frame(hapd, buf + 16) < 0) | |
2393 | reply_len = -1; | |
a156ffda JM |
2394 | } else if (os_strncmp(buf, "TEST_ALLOC_FAIL ", 16) == 0) { |
2395 | if (hostapd_ctrl_test_alloc_fail(hapd, buf + 16) < 0) | |
2396 | reply_len = -1; | |
2397 | } else if (os_strcmp(buf, "GET_ALLOC_FAIL") == 0) { | |
2398 | reply_len = hostapd_ctrl_get_alloc_fail(hapd, reply, | |
2399 | reply_size); | |
2da52565 JM |
2400 | } else if (os_strncmp(buf, "TEST_FAIL ", 10) == 0) { |
2401 | if (hostapd_ctrl_test_fail(hapd, buf + 10) < 0) | |
2402 | reply_len = -1; | |
2403 | } else if (os_strcmp(buf, "GET_FAIL") == 0) { | |
2404 | reply_len = hostapd_ctrl_get_fail(hapd, reply, reply_size); | |
ddf55174 | 2405 | #endif /* CONFIG_TESTING_OPTIONS */ |
334bf36a | 2406 | } else if (os_strncmp(buf, "CHAN_SWITCH ", 12) == 0) { |
ccac7c61 | 2407 | if (hostapd_ctrl_iface_chan_switch(hapd->iface, buf + 12)) |
334bf36a | 2408 | reply_len = -1; |
3ae8b7b7 AS |
2409 | } else if (os_strncmp(buf, "VENDOR ", 7) == 0) { |
2410 | reply_len = hostapd_ctrl_iface_vendor(hapd, buf + 7, reply, | |
2411 | reply_size); | |
2c6411ed JM |
2412 | } else if (os_strcmp(buf, "ERP_FLUSH") == 0) { |
2413 | ieee802_1x_erp_flush(hapd); | |
2414 | #ifdef RADIUS_SERVER | |
2415 | radius_server_erp_flush(hapd->radius_srv); | |
2416 | #endif /* RADIUS_SERVER */ | |
cfb5c08f JM |
2417 | } else if (os_strncmp(buf, "EAPOL_REAUTH ", 13) == 0) { |
2418 | if (hostapd_ctrl_iface_eapol_reauth(hapd, buf + 13)) | |
2419 | reply_len = -1; | |
3722c0f4 JM |
2420 | } else if (os_strncmp(buf, "EAPOL_SET ", 10) == 0) { |
2421 | if (hostapd_ctrl_iface_eapol_set(hapd, buf + 10)) | |
2422 | reply_len = -1; | |
5c4f0511 SD |
2423 | } else if (os_strncmp(buf, "LOG_LEVEL", 9) == 0) { |
2424 | reply_len = hostapd_ctrl_iface_log_level( | |
2425 | hapd, buf + 9, reply, reply_size); | |
a65a9b8d JM |
2426 | #ifdef NEED_AP_MLME |
2427 | } else if (os_strcmp(buf, "TRACK_STA_LIST") == 0) { | |
2428 | reply_len = hostapd_ctrl_iface_track_sta_list( | |
2429 | hapd, reply, reply_size); | |
2430 | #endif /* NEED_AP_MLME */ | |
b8daac18 MH |
2431 | } else if (os_strcmp(buf, "PMKSA") == 0) { |
2432 | reply_len = hostapd_ctrl_iface_pmksa_list(hapd, reply, | |
2433 | reply_size); | |
4c522c77 MH |
2434 | } else if (os_strcmp(buf, "PMKSA_FLUSH") == 0) { |
2435 | hostapd_ctrl_iface_pmksa_flush(hapd); | |
9b4b2264 DS |
2436 | } else if (os_strncmp(buf, "SET_NEIGHBOR ", 13) == 0) { |
2437 | if (hostapd_ctrl_iface_set_neighbor(hapd, buf + 13)) | |
2438 | reply_len = -1; | |
2439 | } else if (os_strncmp(buf, "REMOVE_NEIGHBOR ", 16) == 0) { | |
2440 | if (hostapd_ctrl_iface_remove_neighbor(hapd, buf + 16)) | |
2441 | reply_len = -1; | |
6fc6879b JM |
2442 | } else { |
2443 | os_memcpy(reply, "UNKNOWN COMMAND\n", 16); | |
2444 | reply_len = 16; | |
2445 | } | |
2446 | ||
2447 | if (reply_len < 0) { | |
2448 | os_memcpy(reply, "FAIL\n", 5); | |
2449 | reply_len = 5; | |
2450 | } | |
585478e2 AN |
2451 | |
2452 | return reply_len; | |
2453 | } | |
2454 | ||
2455 | ||
2456 | static void hostapd_ctrl_iface_receive(int sock, void *eloop_ctx, | |
2457 | void *sock_ctx) | |
2458 | { | |
2459 | struct hostapd_data *hapd = eloop_ctx; | |
2460 | char buf[4096]; | |
2461 | int res; | |
acf57fae | 2462 | struct sockaddr_storage from; |
585478e2 | 2463 | socklen_t fromlen = sizeof(from); |
56885eec | 2464 | char *reply, *pos = buf; |
585478e2 AN |
2465 | const int reply_size = 4096; |
2466 | int reply_len; | |
2467 | int level = MSG_DEBUG; | |
56885eec JD |
2468 | #ifdef CONFIG_CTRL_IFACE_UDP |
2469 | unsigned char lcookie[COOKIE_LEN]; | |
2470 | #endif /* CONFIG_CTRL_IFACE_UDP */ | |
585478e2 AN |
2471 | |
2472 | res = recvfrom(sock, buf, sizeof(buf) - 1, 0, | |
2473 | (struct sockaddr *) &from, &fromlen); | |
2474 | if (res < 0) { | |
2475 | wpa_printf(MSG_ERROR, "recvfrom(ctrl_iface): %s", | |
2476 | strerror(errno)); | |
2477 | return; | |
2478 | } | |
2479 | buf[res] = '\0'; | |
585478e2 AN |
2480 | |
2481 | reply = os_malloc(reply_size); | |
2482 | if (reply == NULL) { | |
2483 | if (sendto(sock, "FAIL\n", 5, 0, (struct sockaddr *) &from, | |
2484 | fromlen) < 0) { | |
2485 | wpa_printf(MSG_DEBUG, "CTRL: sendto failed: %s", | |
2486 | strerror(errno)); | |
2487 | } | |
2488 | return; | |
2489 | } | |
2490 | ||
56885eec JD |
2491 | #ifdef CONFIG_CTRL_IFACE_UDP |
2492 | if (os_strcmp(buf, "GET_COOKIE") == 0) { | |
2493 | os_memcpy(reply, "COOKIE=", 7); | |
2494 | wpa_snprintf_hex(reply + 7, 2 * COOKIE_LEN + 1, | |
2495 | cookie, COOKIE_LEN); | |
2496 | reply_len = 7 + 2 * COOKIE_LEN; | |
2497 | goto done; | |
2498 | } | |
2499 | ||
2500 | if (os_strncmp(buf, "COOKIE=", 7) != 0 || | |
2501 | hexstr2bin(buf + 7, lcookie, COOKIE_LEN) < 0) { | |
2502 | wpa_printf(MSG_DEBUG, | |
2503 | "CTRL: No cookie in the request - drop request"); | |
2504 | os_free(reply); | |
2505 | return; | |
2506 | } | |
2507 | ||
2508 | if (os_memcmp(cookie, lcookie, COOKIE_LEN) != 0) { | |
2509 | wpa_printf(MSG_DEBUG, | |
2510 | "CTRL: Invalid cookie in the request - drop request"); | |
2511 | os_free(reply); | |
2512 | return; | |
2513 | } | |
2514 | ||
2515 | pos = buf + 7 + 2 * COOKIE_LEN; | |
2516 | while (*pos == ' ') | |
2517 | pos++; | |
2518 | #endif /* CONFIG_CTRL_IFACE_UDP */ | |
2519 | ||
2520 | if (os_strcmp(pos, "PING") == 0) | |
2521 | level = MSG_EXCESSIVE; | |
2522 | wpa_hexdump_ascii(level, "RX ctrl_iface", pos, res); | |
2523 | ||
2524 | reply_len = hostapd_ctrl_iface_receive_process(hapd, pos, | |
585478e2 AN |
2525 | reply, reply_size, |
2526 | &from, fromlen); | |
2527 | ||
56885eec JD |
2528 | #ifdef CONFIG_CTRL_IFACE_UDP |
2529 | done: | |
2530 | #endif /* CONFIG_CTRL_IFACE_UDP */ | |
8e3e0b3f JM |
2531 | if (sendto(sock, reply, reply_len, 0, (struct sockaddr *) &from, |
2532 | fromlen) < 0) { | |
2533 | wpa_printf(MSG_DEBUG, "CTRL: sendto failed: %s", | |
2534 | strerror(errno)); | |
2535 | } | |
6fc6879b JM |
2536 | os_free(reply); |
2537 | } | |
2538 | ||
2539 | ||
56885eec | 2540 | #ifndef CONFIG_CTRL_IFACE_UDP |
6fc6879b JM |
2541 | static char * hostapd_ctrl_iface_path(struct hostapd_data *hapd) |
2542 | { | |
2543 | char *buf; | |
2544 | size_t len; | |
2545 | ||
2546 | if (hapd->conf->ctrl_interface == NULL) | |
2547 | return NULL; | |
2548 | ||
2549 | len = os_strlen(hapd->conf->ctrl_interface) + | |
2550 | os_strlen(hapd->conf->iface) + 2; | |
2551 | buf = os_malloc(len); | |
2552 | if (buf == NULL) | |
2553 | return NULL; | |
2554 | ||
2555 | os_snprintf(buf, len, "%s/%s", | |
2556 | hapd->conf->ctrl_interface, hapd->conf->iface); | |
2557 | buf[len - 1] = '\0'; | |
2558 | return buf; | |
2559 | } | |
56885eec | 2560 | #endif /* CONFIG_CTRL_IFACE_UDP */ |
6fc6879b JM |
2561 | |
2562 | ||
995a3a06 JM |
2563 | static void hostapd_ctrl_iface_msg_cb(void *ctx, int level, |
2564 | enum wpa_msg_type type, | |
42d16805 JM |
2565 | const char *txt, size_t len) |
2566 | { | |
2567 | struct hostapd_data *hapd = ctx; | |
2568 | if (hapd == NULL) | |
2569 | return; | |
ee1e3f57 | 2570 | hostapd_ctrl_iface_send(hapd, level, type, txt, len); |
42d16805 JM |
2571 | } |
2572 | ||
2573 | ||
6fc6879b JM |
2574 | int hostapd_ctrl_iface_init(struct hostapd_data *hapd) |
2575 | { | |
56885eec JD |
2576 | #ifdef CONFIG_CTRL_IFACE_UDP |
2577 | int port = HOSTAPD_CTRL_IFACE_PORT; | |
2578 | char p[32] = { 0 }; | |
180e5b96 | 2579 | char port_str[40], *tmp; |
b9066c63 | 2580 | char *pos; |
56885eec JD |
2581 | struct addrinfo hints = { 0 }, *res, *saveres; |
2582 | int n; | |
2583 | ||
2584 | if (hapd->ctrl_sock > -1) { | |
2585 | wpa_printf(MSG_DEBUG, "ctrl_iface already exists!"); | |
2586 | return 0; | |
2587 | } | |
2588 | ||
2589 | if (hapd->conf->ctrl_interface == NULL) | |
2590 | return 0; | |
2591 | ||
b9066c63 JD |
2592 | pos = os_strstr(hapd->conf->ctrl_interface, "udp:"); |
2593 | if (pos) { | |
2594 | pos += 4; | |
2595 | port = atoi(pos); | |
2596 | if (port <= 0) { | |
2597 | wpa_printf(MSG_ERROR, "Invalid ctrl_iface UDP port"); | |
2598 | goto fail; | |
2599 | } | |
2600 | } | |
2601 | ||
56885eec JD |
2602 | dl_list_init(&hapd->ctrl_dst); |
2603 | hapd->ctrl_sock = -1; | |
2604 | os_get_random(cookie, COOKIE_LEN); | |
2605 | ||
2606 | #ifdef CONFIG_CTRL_IFACE_UDP_REMOTE | |
2607 | hints.ai_flags = AI_PASSIVE; | |
2608 | #endif /* CONFIG_CTRL_IFACE_UDP_REMOTE */ | |
2609 | ||
2610 | #ifdef CONFIG_CTRL_IFACE_UDP_IPV6 | |
2611 | hints.ai_family = AF_INET6; | |
2612 | #else /* CONFIG_CTRL_IFACE_UDP_IPV6 */ | |
2613 | hints.ai_family = AF_INET; | |
2614 | #endif /* CONFIG_CTRL_IFACE_UDP_IPV6 */ | |
2615 | hints.ai_socktype = SOCK_DGRAM; | |
2616 | ||
2617 | try_again: | |
2618 | os_snprintf(p, sizeof(p), "%d", port); | |
2619 | n = getaddrinfo(NULL, p, &hints, &res); | |
2620 | if (n) { | |
2621 | wpa_printf(MSG_ERROR, "getaddrinfo(): %s", gai_strerror(n)); | |
2622 | goto fail; | |
2623 | } | |
2624 | ||
2625 | saveres = res; | |
2626 | hapd->ctrl_sock = socket(res->ai_family, res->ai_socktype, | |
2627 | res->ai_protocol); | |
2628 | if (hapd->ctrl_sock < 0) { | |
2629 | wpa_printf(MSG_ERROR, "socket(PF_INET): %s", strerror(errno)); | |
2630 | goto fail; | |
2631 | } | |
2632 | ||
2633 | if (bind(hapd->ctrl_sock, res->ai_addr, res->ai_addrlen) < 0) { | |
2634 | port--; | |
2635 | if ((HOSTAPD_CTRL_IFACE_PORT - port) < | |
b9066c63 | 2636 | HOSTAPD_CTRL_IFACE_PORT_LIMIT && !pos) |
56885eec JD |
2637 | goto try_again; |
2638 | wpa_printf(MSG_ERROR, "bind(AF_INET): %s", strerror(errno)); | |
2639 | goto fail; | |
2640 | } | |
2641 | ||
2642 | freeaddrinfo(saveres); | |
2643 | ||
180e5b96 JD |
2644 | os_snprintf(port_str, sizeof(port_str), "udp:%d", port); |
2645 | tmp = os_strdup(port_str); | |
2646 | if (tmp) { | |
2647 | os_free(hapd->conf->ctrl_interface); | |
2648 | hapd->conf->ctrl_interface = tmp; | |
2649 | } | |
56885eec JD |
2650 | wpa_printf(MSG_DEBUG, "ctrl_iface_init UDP port: %d", port); |
2651 | ||
2652 | if (eloop_register_read_sock(hapd->ctrl_sock, | |
2653 | hostapd_ctrl_iface_receive, hapd, NULL) < | |
2654 | 0) { | |
2655 | hostapd_ctrl_iface_deinit(hapd); | |
2656 | return -1; | |
2657 | } | |
2658 | ||
2659 | hapd->msg_ctx = hapd; | |
2660 | wpa_msg_register_cb(hostapd_ctrl_iface_msg_cb); | |
2661 | ||
2662 | return 0; | |
2663 | ||
2664 | fail: | |
2665 | if (hapd->ctrl_sock >= 0) | |
2666 | close(hapd->ctrl_sock); | |
2667 | return -1; | |
2668 | #else /* CONFIG_CTRL_IFACE_UDP */ | |
6fc6879b JM |
2669 | struct sockaddr_un addr; |
2670 | int s = -1; | |
2671 | char *fname = NULL; | |
2672 | ||
9e7d033e SP |
2673 | if (hapd->ctrl_sock > -1) { |
2674 | wpa_printf(MSG_DEBUG, "ctrl_iface already exists!"); | |
2675 | return 0; | |
2676 | } | |
6fc6879b | 2677 | |
89b781bc JD |
2678 | dl_list_init(&hapd->ctrl_dst); |
2679 | ||
6fc6879b JM |
2680 | if (hapd->conf->ctrl_interface == NULL) |
2681 | return 0; | |
2682 | ||
2683 | if (mkdir(hapd->conf->ctrl_interface, S_IRWXU | S_IRWXG) < 0) { | |
2684 | if (errno == EEXIST) { | |
2685 | wpa_printf(MSG_DEBUG, "Using existing control " | |
2686 | "interface directory."); | |
2687 | } else { | |
a193231d JM |
2688 | wpa_printf(MSG_ERROR, "mkdir[ctrl_interface]: %s", |
2689 | strerror(errno)); | |
6fc6879b JM |
2690 | goto fail; |
2691 | } | |
2692 | } | |
2693 | ||
2694 | if (hapd->conf->ctrl_interface_gid_set && | |
9cbd5845 | 2695 | chown(hapd->conf->ctrl_interface, -1, |
6fc6879b | 2696 | hapd->conf->ctrl_interface_gid) < 0) { |
a193231d JM |
2697 | wpa_printf(MSG_ERROR, "chown[ctrl_interface]: %s", |
2698 | strerror(errno)); | |
6fc6879b JM |
2699 | return -1; |
2700 | } | |
2701 | ||
187f87f0 JM |
2702 | if (!hapd->conf->ctrl_interface_gid_set && |
2703 | hapd->iface->interfaces->ctrl_iface_group && | |
2704 | chown(hapd->conf->ctrl_interface, -1, | |
2705 | hapd->iface->interfaces->ctrl_iface_group) < 0) { | |
a193231d JM |
2706 | wpa_printf(MSG_ERROR, "chown[ctrl_interface]: %s", |
2707 | strerror(errno)); | |
187f87f0 JM |
2708 | return -1; |
2709 | } | |
2710 | ||
5bbf590a PF |
2711 | #ifdef ANDROID |
2712 | /* | |
2713 | * Android is using umask 0077 which would leave the control interface | |
2714 | * directory without group access. This breaks things since Wi-Fi | |
2715 | * framework assumes that this directory can be accessed by other | |
2716 | * applications in the wifi group. Fix this by adding group access even | |
2717 | * if umask value would prevent this. | |
2718 | */ | |
2719 | if (chmod(hapd->conf->ctrl_interface, S_IRWXU | S_IRWXG) < 0) { | |
2720 | wpa_printf(MSG_ERROR, "CTRL: Could not chmod directory: %s", | |
2721 | strerror(errno)); | |
2722 | /* Try to continue anyway */ | |
2723 | } | |
2724 | #endif /* ANDROID */ | |
2725 | ||
6fc6879b JM |
2726 | if (os_strlen(hapd->conf->ctrl_interface) + 1 + |
2727 | os_strlen(hapd->conf->iface) >= sizeof(addr.sun_path)) | |
2728 | goto fail; | |
2729 | ||
2730 | s = socket(PF_UNIX, SOCK_DGRAM, 0); | |
2731 | if (s < 0) { | |
a193231d | 2732 | wpa_printf(MSG_ERROR, "socket(PF_UNIX): %s", strerror(errno)); |
6fc6879b JM |
2733 | goto fail; |
2734 | } | |
2735 | ||
2736 | os_memset(&addr, 0, sizeof(addr)); | |
75864b7f JM |
2737 | #ifdef __FreeBSD__ |
2738 | addr.sun_len = sizeof(addr); | |
2739 | #endif /* __FreeBSD__ */ | |
6fc6879b JM |
2740 | addr.sun_family = AF_UNIX; |
2741 | fname = hostapd_ctrl_iface_path(hapd); | |
2742 | if (fname == NULL) | |
2743 | goto fail; | |
2744 | os_strlcpy(addr.sun_path, fname, sizeof(addr.sun_path)); | |
2745 | if (bind(s, (struct sockaddr *) &addr, sizeof(addr)) < 0) { | |
617d1555 JM |
2746 | wpa_printf(MSG_DEBUG, "ctrl_iface bind(PF_UNIX) failed: %s", |
2747 | strerror(errno)); | |
2748 | if (connect(s, (struct sockaddr *) &addr, sizeof(addr)) < 0) { | |
2749 | wpa_printf(MSG_DEBUG, "ctrl_iface exists, but does not" | |
2750 | " allow connections - assuming it was left" | |
2751 | "over from forced program termination"); | |
2752 | if (unlink(fname) < 0) { | |
a193231d JM |
2753 | wpa_printf(MSG_ERROR, |
2754 | "Could not unlink existing ctrl_iface socket '%s': %s", | |
2755 | fname, strerror(errno)); | |
617d1555 JM |
2756 | goto fail; |
2757 | } | |
2758 | if (bind(s, (struct sockaddr *) &addr, sizeof(addr)) < | |
2759 | 0) { | |
a193231d JM |
2760 | wpa_printf(MSG_ERROR, |
2761 | "hostapd-ctrl-iface: bind(PF_UNIX): %s", | |
2762 | strerror(errno)); | |
617d1555 JM |
2763 | goto fail; |
2764 | } | |
2765 | wpa_printf(MSG_DEBUG, "Successfully replaced leftover " | |
2766 | "ctrl_iface socket '%s'", fname); | |
2767 | } else { | |
2768 | wpa_printf(MSG_INFO, "ctrl_iface exists and seems to " | |
2769 | "be in use - cannot override it"); | |
2770 | wpa_printf(MSG_INFO, "Delete '%s' manually if it is " | |
2771 | "not used anymore", fname); | |
2772 | os_free(fname); | |
2773 | fname = NULL; | |
2774 | goto fail; | |
2775 | } | |
6fc6879b JM |
2776 | } |
2777 | ||
2778 | if (hapd->conf->ctrl_interface_gid_set && | |
9cbd5845 | 2779 | chown(fname, -1, hapd->conf->ctrl_interface_gid) < 0) { |
a193231d JM |
2780 | wpa_printf(MSG_ERROR, "chown[ctrl_interface/ifname]: %s", |
2781 | strerror(errno)); | |
6fc6879b JM |
2782 | goto fail; |
2783 | } | |
2784 | ||
187f87f0 JM |
2785 | if (!hapd->conf->ctrl_interface_gid_set && |
2786 | hapd->iface->interfaces->ctrl_iface_group && | |
2787 | chown(fname, -1, hapd->iface->interfaces->ctrl_iface_group) < 0) { | |
a193231d JM |
2788 | wpa_printf(MSG_ERROR, "chown[ctrl_interface/ifname]: %s", |
2789 | strerror(errno)); | |
187f87f0 JM |
2790 | goto fail; |
2791 | } | |
2792 | ||
6fc6879b | 2793 | if (chmod(fname, S_IRWXU | S_IRWXG) < 0) { |
a193231d JM |
2794 | wpa_printf(MSG_ERROR, "chmod[ctrl_interface/ifname]: %s", |
2795 | strerror(errno)); | |
6fc6879b JM |
2796 | goto fail; |
2797 | } | |
2798 | os_free(fname); | |
2799 | ||
2800 | hapd->ctrl_sock = s; | |
86a7fbb2 JM |
2801 | if (eloop_register_read_sock(s, hostapd_ctrl_iface_receive, hapd, |
2802 | NULL) < 0) { | |
2803 | hostapd_ctrl_iface_deinit(hapd); | |
2804 | return -1; | |
2805 | } | |
4f760fcc | 2806 | hapd->msg_ctx = hapd; |
42d16805 | 2807 | wpa_msg_register_cb(hostapd_ctrl_iface_msg_cb); |
6fc6879b JM |
2808 | |
2809 | return 0; | |
2810 | ||
2811 | fail: | |
2812 | if (s >= 0) | |
2813 | close(s); | |
2814 | if (fname) { | |
2815 | unlink(fname); | |
2816 | os_free(fname); | |
2817 | } | |
2818 | return -1; | |
56885eec | 2819 | #endif /* CONFIG_CTRL_IFACE_UDP */ |
6fc6879b JM |
2820 | } |
2821 | ||
2822 | ||
2823 | void hostapd_ctrl_iface_deinit(struct hostapd_data *hapd) | |
2824 | { | |
2825 | struct wpa_ctrl_dst *dst, *prev; | |
2826 | ||
2827 | if (hapd->ctrl_sock > -1) { | |
56885eec | 2828 | #ifndef CONFIG_CTRL_IFACE_UDP |
6fc6879b | 2829 | char *fname; |
56885eec JD |
2830 | #endif /* !CONFIG_CTRL_IFACE_UDP */ |
2831 | ||
6fc6879b JM |
2832 | eloop_unregister_read_sock(hapd->ctrl_sock); |
2833 | close(hapd->ctrl_sock); | |
2834 | hapd->ctrl_sock = -1; | |
56885eec | 2835 | #ifndef CONFIG_CTRL_IFACE_UDP |
6fc6879b JM |
2836 | fname = hostapd_ctrl_iface_path(hapd); |
2837 | if (fname) | |
2838 | unlink(fname); | |
2839 | os_free(fname); | |
2840 | ||
2841 | if (hapd->conf->ctrl_interface && | |
2842 | rmdir(hapd->conf->ctrl_interface) < 0) { | |
2843 | if (errno == ENOTEMPTY) { | |
2844 | wpa_printf(MSG_DEBUG, "Control interface " | |
2845 | "directory not empty - leaving it " | |
2846 | "behind"); | |
2847 | } else { | |
2c6f8cf6 JM |
2848 | wpa_printf(MSG_ERROR, |
2849 | "rmdir[ctrl_interface=%s]: %s", | |
2850 | hapd->conf->ctrl_interface, | |
2851 | strerror(errno)); | |
6fc6879b JM |
2852 | } |
2853 | } | |
56885eec | 2854 | #endif /* !CONFIG_CTRL_IFACE_UDP */ |
6fc6879b JM |
2855 | } |
2856 | ||
89b781bc JD |
2857 | dl_list_for_each_safe(dst, prev, &hapd->ctrl_dst, struct wpa_ctrl_dst, |
2858 | list) | |
2859 | os_free(dst); | |
4a6cc862 JM |
2860 | |
2861 | #ifdef CONFIG_TESTING_OPTIONS | |
2862 | l2_packet_deinit(hapd->l2_test); | |
2863 | hapd->l2_test = NULL; | |
2864 | #endif /* CONFIG_TESTING_OPTIONS */ | |
6fc6879b JM |
2865 | } |
2866 | ||
2867 | ||
06bb8c62 SP |
2868 | static int hostapd_ctrl_iface_add(struct hapd_interfaces *interfaces, |
2869 | char *buf) | |
2870 | { | |
2871 | if (hostapd_add_iface(interfaces, buf) < 0) { | |
2872 | wpa_printf(MSG_ERROR, "Adding interface %s failed", buf); | |
2873 | return -1; | |
2874 | } | |
2875 | return 0; | |
2876 | } | |
2877 | ||
2878 | ||
2879 | static int hostapd_ctrl_iface_remove(struct hapd_interfaces *interfaces, | |
2880 | char *buf) | |
2881 | { | |
2882 | if (hostapd_remove_iface(interfaces, buf) < 0) { | |
2883 | wpa_printf(MSG_ERROR, "Removing interface %s failed", buf); | |
2884 | return -1; | |
2885 | } | |
2886 | return 0; | |
2887 | } | |
2888 | ||
2889 | ||
ee1e3f57 | 2890 | static int hostapd_global_ctrl_iface_attach(struct hapd_interfaces *interfaces, |
acf57fae | 2891 | struct sockaddr_storage *from, |
ee1e3f57 AN |
2892 | socklen_t fromlen) |
2893 | { | |
89b781bc | 2894 | return ctrl_iface_attach(&interfaces->global_ctrl_dst, from, fromlen); |
ee1e3f57 AN |
2895 | } |
2896 | ||
2897 | ||
2898 | static int hostapd_global_ctrl_iface_detach(struct hapd_interfaces *interfaces, | |
acf57fae | 2899 | struct sockaddr_storage *from, |
ee1e3f57 AN |
2900 | socklen_t fromlen) |
2901 | { | |
89b781bc | 2902 | return ctrl_iface_detach(&interfaces->global_ctrl_dst, from, fromlen); |
ee1e3f57 AN |
2903 | } |
2904 | ||
2905 | ||
91226e0d JM |
2906 | static void hostapd_ctrl_iface_flush(struct hapd_interfaces *interfaces) |
2907 | { | |
2908 | #ifdef CONFIG_WPS_TESTING | |
2909 | wps_version_number = 0x20; | |
2910 | wps_testing_dummy_cred = 0; | |
2911 | wps_corrupt_pkhash = 0; | |
2912 | #endif /* CONFIG_WPS_TESTING */ | |
2913 | } | |
2914 | ||
2915 | ||
8e9a8b0f AN |
2916 | #ifdef CONFIG_FST |
2917 | ||
2918 | static int | |
2919 | hostapd_global_ctrl_iface_fst_attach(struct hapd_interfaces *interfaces, | |
2920 | const char *cmd) | |
2921 | { | |
2922 | char ifname[IFNAMSIZ + 1]; | |
2923 | struct fst_iface_cfg cfg; | |
2924 | struct hostapd_data *hapd; | |
2925 | struct fst_wpa_obj iface_obj; | |
2926 | ||
2927 | if (!fst_parse_attach_command(cmd, ifname, sizeof(ifname), &cfg)) { | |
2928 | hapd = hostapd_get_iface(interfaces, ifname); | |
2929 | if (hapd) { | |
ff7a4bd1 JM |
2930 | if (hapd->iface->fst) { |
2931 | wpa_printf(MSG_INFO, "FST: Already attached"); | |
2932 | return -1; | |
2933 | } | |
8e9a8b0f AN |
2934 | fst_hostapd_fill_iface_obj(hapd, &iface_obj); |
2935 | hapd->iface->fst = fst_attach(ifname, hapd->own_addr, | |
2936 | &iface_obj, &cfg); | |
2937 | if (hapd->iface->fst) | |
2938 | return 0; | |
2939 | } | |
2940 | } | |
2941 | ||
ceb8a79c | 2942 | return -EINVAL; |
8e9a8b0f AN |
2943 | } |
2944 | ||
2945 | ||
2946 | static int | |
2947 | hostapd_global_ctrl_iface_fst_detach(struct hapd_interfaces *interfaces, | |
2948 | const char *cmd) | |
2949 | { | |
2950 | char ifname[IFNAMSIZ + 1]; | |
2951 | struct hostapd_data * hapd; | |
2952 | ||
2953 | if (!fst_parse_detach_command(cmd, ifname, sizeof(ifname))) { | |
2954 | hapd = hostapd_get_iface(interfaces, ifname); | |
2955 | if (hapd) { | |
2956 | if (!fst_iface_detach(ifname)) { | |
2957 | hapd->iface->fst = NULL; | |
780753fa | 2958 | hapd->iface->fst_ies = NULL; |
8e9a8b0f AN |
2959 | return 0; |
2960 | } | |
2961 | } | |
2962 | } | |
2963 | ||
ceb8a79c | 2964 | return -EINVAL; |
8e9a8b0f AN |
2965 | } |
2966 | ||
2967 | #endif /* CONFIG_FST */ | |
2968 | ||
b3281452 AN |
2969 | |
2970 | static struct hostapd_data * | |
2971 | hostapd_interfaces_get_hapd(struct hapd_interfaces *interfaces, | |
2972 | const char *ifname) | |
6990d41a AN |
2973 | { |
2974 | size_t i, j; | |
6990d41a | 2975 | |
b3281452 | 2976 | for (i = 0; i < interfaces->count; i++) { |
6990d41a AN |
2977 | struct hostapd_iface *iface = interfaces->iface[i]; |
2978 | ||
2979 | for (j = 0; j < iface->num_bss; j++) { | |
b3281452 AN |
2980 | struct hostapd_data *hapd; |
2981 | ||
6990d41a AN |
2982 | hapd = iface->bss[j]; |
2983 | if (os_strcmp(ifname, hapd->conf->iface) == 0) | |
b3281452 | 2984 | return hapd; |
6990d41a AN |
2985 | } |
2986 | } | |
2987 | ||
b3281452 AN |
2988 | return NULL; |
2989 | } | |
2990 | ||
2991 | ||
748febf3 AN |
2992 | static int hostapd_ctrl_iface_dup_param(struct hostapd_data *src_hapd, |
2993 | struct hostapd_data *dst_hapd, | |
63e169e1 | 2994 | const char *param) |
748febf3 AN |
2995 | { |
2996 | int res; | |
2997 | char *value; | |
2998 | ||
2999 | value = os_zalloc(HOSTAPD_CLI_DUP_VALUE_MAX_LEN); | |
3000 | if (!value) { | |
3001 | wpa_printf(MSG_ERROR, | |
3002 | "DUP: cannot allocate buffer to stringify %s", | |
3003 | param); | |
3004 | goto error_return; | |
3005 | } | |
3006 | ||
3007 | if (os_strcmp(param, "wpa") == 0) { | |
3008 | os_snprintf(value, HOSTAPD_CLI_DUP_VALUE_MAX_LEN, "%d", | |
3009 | src_hapd->conf->wpa); | |
3010 | } else if (os_strcmp(param, "wpa_key_mgmt") == 0 && | |
3011 | src_hapd->conf->wpa_key_mgmt) { | |
3012 | res = hostapd_ctrl_iface_get_key_mgmt( | |
3013 | src_hapd, value, HOSTAPD_CLI_DUP_VALUE_MAX_LEN); | |
3014 | if (os_snprintf_error(HOSTAPD_CLI_DUP_VALUE_MAX_LEN, res)) | |
3015 | goto error_stringify; | |
3016 | } else if (os_strcmp(param, "wpa_pairwise") == 0 && | |
3017 | src_hapd->conf->wpa_pairwise) { | |
3018 | res = wpa_write_ciphers(value, | |
3019 | value + HOSTAPD_CLI_DUP_VALUE_MAX_LEN, | |
3020 | src_hapd->conf->wpa_pairwise, " "); | |
3021 | if (res < 0) | |
3022 | goto error_stringify; | |
3023 | } else if (os_strcmp(param, "rsn_pairwise") == 0 && | |
3024 | src_hapd->conf->rsn_pairwise) { | |
3025 | res = wpa_write_ciphers(value, | |
3026 | value + HOSTAPD_CLI_DUP_VALUE_MAX_LEN, | |
3027 | src_hapd->conf->rsn_pairwise, " "); | |
3028 | if (res < 0) | |
3029 | goto error_stringify; | |
3030 | } else if (os_strcmp(param, "wpa_passphrase") == 0 && | |
3031 | src_hapd->conf->ssid.wpa_passphrase) { | |
3032 | os_snprintf(value, HOSTAPD_CLI_DUP_VALUE_MAX_LEN, "%s", | |
3033 | src_hapd->conf->ssid.wpa_passphrase); | |
3034 | } else if (os_strcmp(param, "wpa_psk") == 0 && | |
3035 | src_hapd->conf->ssid.wpa_psk_set) { | |
3036 | wpa_snprintf_hex(value, HOSTAPD_CLI_DUP_VALUE_MAX_LEN, | |
3037 | src_hapd->conf->ssid.wpa_psk->psk, PMK_LEN); | |
3038 | } else { | |
3039 | wpa_printf(MSG_WARNING, "DUP: %s cannot be duplicated", param); | |
3040 | goto error_return; | |
3041 | } | |
3042 | ||
3043 | res = hostapd_set_iface(dst_hapd->iconf, dst_hapd->conf, param, value); | |
3044 | os_free(value); | |
3045 | return res; | |
3046 | ||
3047 | error_stringify: | |
3048 | wpa_printf(MSG_ERROR, "DUP: cannot stringify %s", param); | |
3049 | error_return: | |
3050 | os_free(value); | |
3051 | return -1; | |
3052 | } | |
3053 | ||
3054 | ||
618f5d01 JD |
3055 | static int |
3056 | hostapd_global_ctrl_iface_interfaces(struct hapd_interfaces *interfaces, | |
3057 | const char *input, | |
3058 | char *reply, int reply_size) | |
3059 | { | |
3060 | size_t i, j; | |
3061 | int res; | |
3062 | char *pos, *end; | |
3063 | struct hostapd_iface *iface; | |
3064 | int show_ctrl = 0; | |
3065 | ||
3066 | if (input) | |
3067 | show_ctrl = !!os_strstr(input, "ctrl"); | |
3068 | ||
3069 | pos = reply; | |
3070 | end = reply + reply_size; | |
3071 | ||
3072 | for (i = 0; i < interfaces->count; i++) { | |
3073 | iface = interfaces->iface[i]; | |
3074 | ||
3075 | for (j = 0; j < iface->num_bss; j++) { | |
3076 | struct hostapd_bss_config *conf; | |
3077 | ||
3078 | conf = iface->conf->bss[j]; | |
3079 | if (show_ctrl) | |
3080 | res = os_snprintf(pos, end - pos, | |
3081 | "%s ctrl_iface=%s\n", | |
3082 | conf->iface, | |
3083 | conf->ctrl_interface ? | |
3084 | conf->ctrl_interface : "N/A"); | |
3085 | else | |
3086 | res = os_snprintf(pos, end - pos, "%s\n", | |
3087 | conf->iface); | |
3088 | if (os_snprintf_error(end - pos, res)) { | |
3089 | *pos = '\0'; | |
3090 | return pos - reply; | |
3091 | } | |
3092 | pos += res; | |
3093 | } | |
3094 | } | |
3095 | ||
3096 | return pos - reply; | |
3097 | } | |
3098 | ||
3099 | ||
748febf3 AN |
3100 | static int |
3101 | hostapd_global_ctrl_iface_dup_network(struct hapd_interfaces *interfaces, | |
3102 | char *cmd) | |
3103 | { | |
3104 | char *p_start = cmd, *p_end; | |
3105 | struct hostapd_data *src_hapd, *dst_hapd; | |
3106 | ||
3107 | /* cmd: "<src ifname> <dst ifname> <variable name> */ | |
3108 | ||
3109 | p_end = os_strchr(p_start, ' '); | |
3110 | if (!p_end) { | |
3111 | wpa_printf(MSG_ERROR, "DUP: no src ifname found in cmd: '%s'", | |
3112 | cmd); | |
3113 | return -1; | |
3114 | } | |
3115 | ||
3116 | *p_end = '\0'; | |
3117 | src_hapd = hostapd_interfaces_get_hapd(interfaces, p_start); | |
3118 | if (!src_hapd) { | |
3119 | wpa_printf(MSG_ERROR, "DUP: no src ifname found: '%s'", | |
3120 | p_start); | |
3121 | return -1; | |
3122 | } | |
3123 | ||
3124 | p_start = p_end + 1; | |
3125 | p_end = os_strchr(p_start, ' '); | |
3126 | if (!p_end) { | |
3127 | wpa_printf(MSG_ERROR, "DUP: no dst ifname found in cmd: '%s'", | |
3128 | cmd); | |
3129 | return -1; | |
3130 | } | |
3131 | ||
3132 | *p_end = '\0'; | |
3133 | dst_hapd = hostapd_interfaces_get_hapd(interfaces, p_start); | |
3134 | if (!dst_hapd) { | |
3135 | wpa_printf(MSG_ERROR, "DUP: no dst ifname found: '%s'", | |
3136 | p_start); | |
3137 | return -1; | |
3138 | } | |
3139 | ||
3140 | p_start = p_end + 1; | |
3141 | return hostapd_ctrl_iface_dup_param(src_hapd, dst_hapd, p_start); | |
3142 | } | |
3143 | ||
3144 | ||
b3281452 AN |
3145 | static int hostapd_global_ctrl_iface_ifname(struct hapd_interfaces *interfaces, |
3146 | const char *ifname, | |
3147 | char *buf, char *reply, | |
3148 | int reply_size, | |
acf57fae | 3149 | struct sockaddr_storage *from, |
b3281452 AN |
3150 | socklen_t fromlen) |
3151 | { | |
3152 | struct hostapd_data *hapd; | |
3153 | ||
3154 | hapd = hostapd_interfaces_get_hapd(interfaces, ifname); | |
6990d41a AN |
3155 | if (hapd == NULL) { |
3156 | int res; | |
3157 | ||
3158 | res = os_snprintf(reply, reply_size, "FAIL-NO-IFNAME-MATCH\n"); | |
3159 | if (os_snprintf_error(reply_size, res)) | |
3160 | return -1; | |
3161 | return res; | |
3162 | } | |
3163 | ||
3164 | return hostapd_ctrl_iface_receive_process(hapd, buf, reply,reply_size, | |
3165 | from, fromlen); | |
3166 | } | |
3167 | ||
8e9a8b0f | 3168 | |
c90fd485 SP |
3169 | static void hostapd_global_ctrl_iface_receive(int sock, void *eloop_ctx, |
3170 | void *sock_ctx) | |
3171 | { | |
06bb8c62 | 3172 | void *interfaces = eloop_ctx; |
56885eec | 3173 | char buffer[256], *buf = buffer; |
c90fd485 | 3174 | int res; |
acf57fae | 3175 | struct sockaddr_storage from; |
c90fd485 | 3176 | socklen_t fromlen = sizeof(from); |
ee1e3f57 | 3177 | char *reply; |
c90fd485 | 3178 | int reply_len; |
ee1e3f57 | 3179 | const int reply_size = 4096; |
56885eec JD |
3180 | #ifdef CONFIG_CTRL_IFACE_UDP |
3181 | unsigned char lcookie[COOKIE_LEN]; | |
3182 | #endif /* CONFIG_CTRL_IFACE_UDP */ | |
c90fd485 | 3183 | |
56885eec | 3184 | res = recvfrom(sock, buffer, sizeof(buffer) - 1, 0, |
c90fd485 SP |
3185 | (struct sockaddr *) &from, &fromlen); |
3186 | if (res < 0) { | |
a193231d JM |
3187 | wpa_printf(MSG_ERROR, "recvfrom(ctrl_iface): %s", |
3188 | strerror(errno)); | |
c90fd485 SP |
3189 | return; |
3190 | } | |
3191 | buf[res] = '\0'; | |
3f134b43 | 3192 | wpa_printf(MSG_DEBUG, "Global ctrl_iface command: %s", buf); |
c90fd485 | 3193 | |
ee1e3f57 AN |
3194 | reply = os_malloc(reply_size); |
3195 | if (reply == NULL) { | |
3196 | if (sendto(sock, "FAIL\n", 5, 0, (struct sockaddr *) &from, | |
3197 | fromlen) < 0) { | |
3198 | wpa_printf(MSG_DEBUG, "CTRL: sendto failed: %s", | |
3199 | strerror(errno)); | |
3200 | } | |
3201 | return; | |
3202 | } | |
3203 | ||
c90fd485 SP |
3204 | os_memcpy(reply, "OK\n", 3); |
3205 | reply_len = 3; | |
3206 | ||
56885eec JD |
3207 | #ifdef CONFIG_CTRL_IFACE_UDP |
3208 | if (os_strcmp(buf, "GET_COOKIE") == 0) { | |
3209 | os_memcpy(reply, "COOKIE=", 7); | |
3210 | wpa_snprintf_hex(reply + 7, 2 * COOKIE_LEN + 1, | |
3211 | gcookie, COOKIE_LEN); | |
3212 | reply_len = 7 + 2 * COOKIE_LEN; | |
3213 | goto send_reply; | |
3214 | } | |
3215 | ||
3216 | if (os_strncmp(buf, "COOKIE=", 7) != 0 || | |
3217 | hexstr2bin(buf + 7, lcookie, COOKIE_LEN) < 0) { | |
3218 | wpa_printf(MSG_DEBUG, | |
3219 | "CTRL: No cookie in the request - drop request"); | |
3220 | os_free(reply); | |
3221 | return; | |
3222 | } | |
3223 | ||
3224 | if (os_memcmp(gcookie, lcookie, COOKIE_LEN) != 0) { | |
3225 | wpa_printf(MSG_DEBUG, | |
3226 | "CTRL: Invalid cookie in the request - drop request"); | |
3227 | os_free(reply); | |
3228 | return; | |
3229 | } | |
3230 | ||
3231 | buf += 7 + 2 * COOKIE_LEN; | |
3232 | while (*buf == ' ') | |
3233 | buf++; | |
3234 | #endif /* CONFIG_CTRL_IFACE_UDP */ | |
3235 | ||
6990d41a AN |
3236 | if (os_strncmp(buf, "IFNAME=", 7) == 0) { |
3237 | char *pos = os_strchr(buf + 7, ' '); | |
3238 | ||
3239 | if (pos) { | |
3240 | *pos++ = '\0'; | |
3241 | reply_len = hostapd_global_ctrl_iface_ifname( | |
3242 | interfaces, buf + 7, pos, reply, reply_size, | |
3243 | &from, fromlen); | |
3244 | goto send_reply; | |
3245 | } | |
3246 | } | |
3247 | ||
c90fd485 SP |
3248 | if (os_strcmp(buf, "PING") == 0) { |
3249 | os_memcpy(reply, "PONG\n", 5); | |
3250 | reply_len = 5; | |
3f134b43 JM |
3251 | } else if (os_strncmp(buf, "RELOG", 5) == 0) { |
3252 | if (wpa_debug_reopen_file() < 0) | |
3253 | reply_len = -1; | |
91226e0d JM |
3254 | } else if (os_strcmp(buf, "FLUSH") == 0) { |
3255 | hostapd_ctrl_iface_flush(interfaces); | |
06bb8c62 SP |
3256 | } else if (os_strncmp(buf, "ADD ", 4) == 0) { |
3257 | if (hostapd_ctrl_iface_add(interfaces, buf + 4) < 0) | |
3258 | reply_len = -1; | |
3259 | } else if (os_strncmp(buf, "REMOVE ", 7) == 0) { | |
3260 | if (hostapd_ctrl_iface_remove(interfaces, buf + 7) < 0) | |
3261 | reply_len = -1; | |
ee1e3f57 AN |
3262 | } else if (os_strcmp(buf, "ATTACH") == 0) { |
3263 | if (hostapd_global_ctrl_iface_attach(interfaces, &from, | |
3264 | fromlen)) | |
3265 | reply_len = -1; | |
3266 | } else if (os_strcmp(buf, "DETACH") == 0) { | |
3267 | if (hostapd_global_ctrl_iface_detach(interfaces, &from, | |
3268 | fromlen)) | |
3269 | reply_len = -1; | |
ea449b5b JM |
3270 | #ifdef CONFIG_MODULE_TESTS |
3271 | } else if (os_strcmp(buf, "MODULE_TESTS") == 0) { | |
3272 | int hapd_module_tests(void); | |
3273 | if (hapd_module_tests() < 0) | |
3274 | reply_len = -1; | |
3275 | #endif /* CONFIG_MODULE_TESTS */ | |
8e9a8b0f AN |
3276 | #ifdef CONFIG_FST |
3277 | } else if (os_strncmp(buf, "FST-ATTACH ", 11) == 0) { | |
3278 | if (!hostapd_global_ctrl_iface_fst_attach(interfaces, buf + 11)) | |
3279 | reply_len = os_snprintf(reply, reply_size, "OK\n"); | |
3280 | else | |
3281 | reply_len = -1; | |
3282 | } else if (os_strncmp(buf, "FST-DETACH ", 11) == 0) { | |
3283 | if (!hostapd_global_ctrl_iface_fst_detach(interfaces, buf + 11)) | |
3284 | reply_len = os_snprintf(reply, reply_size, "OK\n"); | |
3285 | else | |
3286 | reply_len = -1; | |
3287 | } else if (os_strncmp(buf, "FST-MANAGER ", 12) == 0) { | |
3288 | reply_len = fst_ctrl_iface_receive(buf + 12, reply, reply_size); | |
3289 | #endif /* CONFIG_FST */ | |
748febf3 AN |
3290 | } else if (os_strncmp(buf, "DUP_NETWORK ", 12) == 0) { |
3291 | if (!hostapd_global_ctrl_iface_dup_network(interfaces, | |
3292 | buf + 12)) | |
3293 | reply_len = os_snprintf(reply, reply_size, "OK\n"); | |
3294 | else | |
3295 | reply_len = -1; | |
618f5d01 JD |
3296 | } else if (os_strncmp(buf, "INTERFACES", 10) == 0) { |
3297 | reply_len = hostapd_global_ctrl_iface_interfaces( | |
3298 | interfaces, buf + 10, reply, sizeof(buffer)); | |
3e671718 JD |
3299 | } else if (os_strcmp(buf, "TERMINATE") == 0) { |
3300 | eloop_terminate(); | |
c90fd485 SP |
3301 | } else { |
3302 | wpa_printf(MSG_DEBUG, "Unrecognized global ctrl_iface command " | |
3303 | "ignored"); | |
3304 | reply_len = -1; | |
3305 | } | |
3306 | ||
6990d41a | 3307 | send_reply: |
c90fd485 SP |
3308 | if (reply_len < 0) { |
3309 | os_memcpy(reply, "FAIL\n", 5); | |
3310 | reply_len = 5; | |
3311 | } | |
3312 | ||
8e3e0b3f JM |
3313 | if (sendto(sock, reply, reply_len, 0, (struct sockaddr *) &from, |
3314 | fromlen) < 0) { | |
3315 | wpa_printf(MSG_DEBUG, "CTRL: sendto failed: %s", | |
3316 | strerror(errno)); | |
3317 | } | |
ee1e3f57 | 3318 | os_free(reply); |
c90fd485 SP |
3319 | } |
3320 | ||
3321 | ||
56885eec | 3322 | #ifndef CONFIG_CTRL_IFACE_UDP |
c90fd485 SP |
3323 | static char * hostapd_global_ctrl_iface_path(struct hapd_interfaces *interface) |
3324 | { | |
3325 | char *buf; | |
3326 | size_t len; | |
3327 | ||
3328 | if (interface->global_iface_path == NULL) | |
3329 | return NULL; | |
3330 | ||
3331 | len = os_strlen(interface->global_iface_path) + | |
3332 | os_strlen(interface->global_iface_name) + 2; | |
3333 | buf = os_malloc(len); | |
3334 | if (buf == NULL) | |
3335 | return NULL; | |
3336 | ||
3337 | os_snprintf(buf, len, "%s/%s", interface->global_iface_path, | |
3338 | interface->global_iface_name); | |
3339 | buf[len - 1] = '\0'; | |
3340 | return buf; | |
3341 | } | |
56885eec | 3342 | #endif /* CONFIG_CTRL_IFACE_UDP */ |
c90fd485 SP |
3343 | |
3344 | ||
3345 | int hostapd_global_ctrl_iface_init(struct hapd_interfaces *interface) | |
3346 | { | |
56885eec JD |
3347 | #ifdef CONFIG_CTRL_IFACE_UDP |
3348 | int port = HOSTAPD_GLOBAL_CTRL_IFACE_PORT; | |
3349 | char p[32] = { 0 }; | |
b9066c63 | 3350 | char *pos; |
56885eec JD |
3351 | struct addrinfo hints = { 0 }, *res, *saveres; |
3352 | int n; | |
3353 | ||
3354 | if (interface->global_ctrl_sock > -1) { | |
3355 | wpa_printf(MSG_DEBUG, "ctrl_iface already exists!"); | |
3356 | return 0; | |
3357 | } | |
3358 | ||
3359 | if (interface->global_iface_path == NULL) | |
3360 | return 0; | |
3361 | ||
b9066c63 JD |
3362 | pos = os_strstr(interface->global_iface_path, "udp:"); |
3363 | if (pos) { | |
3364 | pos += 4; | |
3365 | port = atoi(pos); | |
3366 | if (port <= 0) { | |
3367 | wpa_printf(MSG_ERROR, "Invalid global ctrl UDP port"); | |
3368 | goto fail; | |
3369 | } | |
3370 | } | |
3371 | ||
56885eec JD |
3372 | dl_list_init(&interface->global_ctrl_dst); |
3373 | interface->global_ctrl_sock = -1; | |
3374 | os_get_random(gcookie, COOKIE_LEN); | |
3375 | ||
3376 | #ifdef CONFIG_CTRL_IFACE_UDP_REMOTE | |
3377 | hints.ai_flags = AI_PASSIVE; | |
3378 | #endif /* CONFIG_CTRL_IFACE_UDP_REMOTE */ | |
3379 | ||
3380 | #ifdef CONFIG_CTRL_IFACE_UDP_IPV6 | |
3381 | hints.ai_family = AF_INET6; | |
3382 | #else /* CONFIG_CTRL_IFACE_UDP_IPV6 */ | |
3383 | hints.ai_family = AF_INET; | |
3384 | #endif /* CONFIG_CTRL_IFACE_UDP_IPV6 */ | |
3385 | hints.ai_socktype = SOCK_DGRAM; | |
3386 | ||
3387 | try_again: | |
3388 | os_snprintf(p, sizeof(p), "%d", port); | |
3389 | n = getaddrinfo(NULL, p, &hints, &res); | |
3390 | if (n) { | |
3391 | wpa_printf(MSG_ERROR, "getaddrinfo(): %s", gai_strerror(n)); | |
3392 | goto fail; | |
3393 | } | |
3394 | ||
3395 | saveres = res; | |
3396 | interface->global_ctrl_sock = socket(res->ai_family, res->ai_socktype, | |
3397 | res->ai_protocol); | |
3398 | if (interface->global_ctrl_sock < 0) { | |
3399 | wpa_printf(MSG_ERROR, "socket(PF_INET): %s", strerror(errno)); | |
3400 | goto fail; | |
3401 | } | |
3402 | ||
3403 | if (bind(interface->global_ctrl_sock, res->ai_addr, res->ai_addrlen) < | |
3404 | 0) { | |
3405 | port++; | |
3406 | if ((port - HOSTAPD_GLOBAL_CTRL_IFACE_PORT) < | |
b9066c63 | 3407 | HOSTAPD_GLOBAL_CTRL_IFACE_PORT_LIMIT && !pos) |
56885eec JD |
3408 | goto try_again; |
3409 | wpa_printf(MSG_ERROR, "bind(AF_INET): %s", strerror(errno)); | |
3410 | goto fail; | |
3411 | } | |
3412 | ||
3413 | freeaddrinfo(saveres); | |
3414 | ||
3415 | wpa_printf(MSG_DEBUG, "global ctrl_iface_init UDP port: %d", port); | |
3416 | ||
3417 | if (eloop_register_read_sock(interface->global_ctrl_sock, | |
3418 | hostapd_global_ctrl_iface_receive, | |
3419 | interface, NULL) < 0) { | |
3420 | hostapd_global_ctrl_iface_deinit(interface); | |
3421 | return -1; | |
3422 | } | |
3423 | ||
3424 | return 0; | |
3425 | ||
3426 | fail: | |
3427 | if (interface->global_ctrl_sock >= 0) | |
3428 | close(interface->global_ctrl_sock); | |
3429 | return -1; | |
3430 | #else /* CONFIG_CTRL_IFACE_UDP */ | |
c90fd485 SP |
3431 | struct sockaddr_un addr; |
3432 | int s = -1; | |
3433 | char *fname = NULL; | |
3434 | ||
3435 | if (interface->global_iface_path == NULL) { | |
3436 | wpa_printf(MSG_DEBUG, "ctrl_iface not configured!"); | |
3437 | return 0; | |
3438 | } | |
3439 | ||
3440 | if (mkdir(interface->global_iface_path, S_IRWXU | S_IRWXG) < 0) { | |
3441 | if (errno == EEXIST) { | |
3442 | wpa_printf(MSG_DEBUG, "Using existing control " | |
3443 | "interface directory."); | |
3444 | } else { | |
a193231d JM |
3445 | wpa_printf(MSG_ERROR, "mkdir[ctrl_interface]: %s", |
3446 | strerror(errno)); | |
c90fd485 SP |
3447 | goto fail; |
3448 | } | |
187f87f0 JM |
3449 | } else if (interface->ctrl_iface_group && |
3450 | chown(interface->global_iface_path, -1, | |
3451 | interface->ctrl_iface_group) < 0) { | |
a193231d JM |
3452 | wpa_printf(MSG_ERROR, "chown[ctrl_interface]: %s", |
3453 | strerror(errno)); | |
187f87f0 | 3454 | goto fail; |
c90fd485 SP |
3455 | } |
3456 | ||
3457 | if (os_strlen(interface->global_iface_path) + 1 + | |
3458 | os_strlen(interface->global_iface_name) >= sizeof(addr.sun_path)) | |
3459 | goto fail; | |
3460 | ||
3461 | s = socket(PF_UNIX, SOCK_DGRAM, 0); | |
3462 | if (s < 0) { | |
a193231d | 3463 | wpa_printf(MSG_ERROR, "socket(PF_UNIX): %s", strerror(errno)); |
c90fd485 SP |
3464 | goto fail; |
3465 | } | |
3466 | ||
3467 | os_memset(&addr, 0, sizeof(addr)); | |
3468 | #ifdef __FreeBSD__ | |
3469 | addr.sun_len = sizeof(addr); | |
3470 | #endif /* __FreeBSD__ */ | |
3471 | addr.sun_family = AF_UNIX; | |
3472 | fname = hostapd_global_ctrl_iface_path(interface); | |
3473 | if (fname == NULL) | |
3474 | goto fail; | |
3475 | os_strlcpy(addr.sun_path, fname, sizeof(addr.sun_path)); | |
3476 | if (bind(s, (struct sockaddr *) &addr, sizeof(addr)) < 0) { | |
3477 | wpa_printf(MSG_DEBUG, "ctrl_iface bind(PF_UNIX) failed: %s", | |
3478 | strerror(errno)); | |
3479 | if (connect(s, (struct sockaddr *) &addr, sizeof(addr)) < 0) { | |
3480 | wpa_printf(MSG_DEBUG, "ctrl_iface exists, but does not" | |
3481 | " allow connections - assuming it was left" | |
3482 | "over from forced program termination"); | |
3483 | if (unlink(fname) < 0) { | |
a193231d JM |
3484 | wpa_printf(MSG_ERROR, |
3485 | "Could not unlink existing ctrl_iface socket '%s': %s", | |
3486 | fname, strerror(errno)); | |
c90fd485 SP |
3487 | goto fail; |
3488 | } | |
3489 | if (bind(s, (struct sockaddr *) &addr, sizeof(addr)) < | |
3490 | 0) { | |
a193231d JM |
3491 | wpa_printf(MSG_ERROR, "bind(PF_UNIX): %s", |
3492 | strerror(errno)); | |
c90fd485 SP |
3493 | goto fail; |
3494 | } | |
3495 | wpa_printf(MSG_DEBUG, "Successfully replaced leftover " | |
3496 | "ctrl_iface socket '%s'", fname); | |
3497 | } else { | |
3498 | wpa_printf(MSG_INFO, "ctrl_iface exists and seems to " | |
3499 | "be in use - cannot override it"); | |
3500 | wpa_printf(MSG_INFO, "Delete '%s' manually if it is " | |
3501 | "not used anymore", fname); | |
3502 | os_free(fname); | |
3503 | fname = NULL; | |
3504 | goto fail; | |
3505 | } | |
3506 | } | |
3507 | ||
187f87f0 JM |
3508 | if (interface->ctrl_iface_group && |
3509 | chown(fname, -1, interface->ctrl_iface_group) < 0) { | |
a193231d JM |
3510 | wpa_printf(MSG_ERROR, "chown[ctrl_interface]: %s", |
3511 | strerror(errno)); | |
187f87f0 JM |
3512 | goto fail; |
3513 | } | |
3514 | ||
c90fd485 | 3515 | if (chmod(fname, S_IRWXU | S_IRWXG) < 0) { |
a193231d JM |
3516 | wpa_printf(MSG_ERROR, "chmod[ctrl_interface/ifname]: %s", |
3517 | strerror(errno)); | |
c90fd485 SP |
3518 | goto fail; |
3519 | } | |
3520 | os_free(fname); | |
3521 | ||
3522 | interface->global_ctrl_sock = s; | |
3523 | eloop_register_read_sock(s, hostapd_global_ctrl_iface_receive, | |
3524 | interface, NULL); | |
3525 | ||
3526 | return 0; | |
3527 | ||
3528 | fail: | |
3529 | if (s >= 0) | |
3530 | close(s); | |
3531 | if (fname) { | |
3532 | unlink(fname); | |
3533 | os_free(fname); | |
3534 | } | |
3535 | return -1; | |
56885eec | 3536 | #endif /* CONFIG_CTRL_IFACE_UDP */ |
c90fd485 SP |
3537 | } |
3538 | ||
3539 | ||
3540 | void hostapd_global_ctrl_iface_deinit(struct hapd_interfaces *interfaces) | |
3541 | { | |
56885eec | 3542 | #ifndef CONFIG_CTRL_IFACE_UDP |
c90fd485 | 3543 | char *fname = NULL; |
56885eec | 3544 | #endif /* CONFIG_CTRL_IFACE_UDP */ |
ee1e3f57 | 3545 | struct wpa_ctrl_dst *dst, *prev; |
c90fd485 SP |
3546 | |
3547 | if (interfaces->global_ctrl_sock > -1) { | |
3548 | eloop_unregister_read_sock(interfaces->global_ctrl_sock); | |
3549 | close(interfaces->global_ctrl_sock); | |
3550 | interfaces->global_ctrl_sock = -1; | |
56885eec | 3551 | #ifndef CONFIG_CTRL_IFACE_UDP |
c90fd485 SP |
3552 | fname = hostapd_global_ctrl_iface_path(interfaces); |
3553 | if (fname) { | |
3554 | unlink(fname); | |
3555 | os_free(fname); | |
3556 | } | |
3557 | ||
3558 | if (interfaces->global_iface_path && | |
3559 | rmdir(interfaces->global_iface_path) < 0) { | |
3560 | if (errno == ENOTEMPTY) { | |
3561 | wpa_printf(MSG_DEBUG, "Control interface " | |
3562 | "directory not empty - leaving it " | |
3563 | "behind"); | |
3564 | } else { | |
2c6f8cf6 JM |
3565 | wpa_printf(MSG_ERROR, |
3566 | "rmdir[ctrl_interface=%s]: %s", | |
3567 | interfaces->global_iface_path, | |
3568 | strerror(errno)); | |
c90fd485 SP |
3569 | } |
3570 | } | |
56885eec | 3571 | #endif /* CONFIG_CTRL_IFACE_UDP */ |
ee1e3f57 AN |
3572 | } |
3573 | ||
3574 | os_free(interfaces->global_iface_path); | |
3575 | interfaces->global_iface_path = NULL; | |
3576 | ||
89b781bc JD |
3577 | dl_list_for_each_safe(dst, prev, &interfaces->global_ctrl_dst, |
3578 | struct wpa_ctrl_dst, list) | |
3579 | os_free(dst); | |
c90fd485 SP |
3580 | } |
3581 | ||
3582 | ||
42d16805 | 3583 | static void hostapd_ctrl_iface_send(struct hostapd_data *hapd, int level, |
ee1e3f57 | 3584 | enum wpa_msg_type type, |
42d16805 | 3585 | const char *buf, size_t len) |
6fc6879b JM |
3586 | { |
3587 | struct wpa_ctrl_dst *dst, *next; | |
89b781bc | 3588 | struct dl_list *ctrl_dst; |
6fc6879b JM |
3589 | struct msghdr msg; |
3590 | int idx; | |
3591 | struct iovec io[2]; | |
3592 | char levelstr[10]; | |
ee1e3f57 | 3593 | int s; |
6fc6879b | 3594 | |
ee1e3f57 AN |
3595 | if (type != WPA_MSG_ONLY_GLOBAL) { |
3596 | s = hapd->ctrl_sock; | |
89b781bc | 3597 | ctrl_dst = &hapd->ctrl_dst; |
ee1e3f57 AN |
3598 | } else { |
3599 | s = hapd->iface->interfaces->global_ctrl_sock; | |
89b781bc | 3600 | ctrl_dst = &hapd->iface->interfaces->global_ctrl_dst; |
ee1e3f57 AN |
3601 | } |
3602 | ||
89b781bc | 3603 | if (s < 0 || dl_list_empty(ctrl_dst)) |
6fc6879b JM |
3604 | return; |
3605 | ||
3606 | os_snprintf(levelstr, sizeof(levelstr), "<%d>", level); | |
3607 | io[0].iov_base = levelstr; | |
3608 | io[0].iov_len = os_strlen(levelstr); | |
42d16805 | 3609 | io[1].iov_base = (char *) buf; |
6fc6879b JM |
3610 | io[1].iov_len = len; |
3611 | os_memset(&msg, 0, sizeof(msg)); | |
3612 | msg.msg_iov = io; | |
3613 | msg.msg_iovlen = 2; | |
3614 | ||
3615 | idx = 0; | |
89b781bc | 3616 | dl_list_for_each_safe(dst, next, ctrl_dst, struct wpa_ctrl_dst, list) { |
6fc6879b | 3617 | if (level >= dst->debug_level) { |
acf57fae JD |
3618 | sockaddr_print(MSG_DEBUG, "CTRL_IFACE monitor send", |
3619 | &dst->addr, dst->addrlen); | |
6fc6879b JM |
3620 | msg.msg_name = &dst->addr; |
3621 | msg.msg_namelen = dst->addrlen; | |
ee1e3f57 | 3622 | if (sendmsg(s, &msg, 0) < 0) { |
c5aaa015 JM |
3623 | int _errno = errno; |
3624 | wpa_printf(MSG_INFO, "CTRL_IFACE monitor[%d]: " | |
3625 | "%d - %s", | |
3626 | idx, errno, strerror(errno)); | |
6fc6879b | 3627 | dst->errors++; |
c5aaa015 | 3628 | if (dst->errors > 10 || _errno == ENOENT) { |
ee1e3f57 AN |
3629 | if (type != WPA_MSG_ONLY_GLOBAL) |
3630 | hostapd_ctrl_iface_detach( | |
3631 | hapd, &dst->addr, | |
3632 | dst->addrlen); | |
3633 | else | |
3634 | hostapd_global_ctrl_iface_detach( | |
3635 | hapd->iface->interfaces, | |
3636 | &dst->addr, | |
3637 | dst->addrlen); | |
6fc6879b JM |
3638 | } |
3639 | } else | |
3640 | dst->errors = 0; | |
3641 | } | |
3642 | idx++; | |
6fc6879b JM |
3643 | } |
3644 | } | |
3645 | ||
3646 | #endif /* CONFIG_NATIVE_WINDOWS */ |