]> git.ipfire.org Git - thirdparty/hostap.git/blob - wpa_supplicant/ctrl_iface.c
projects / thirdparty / hostap.git / blob
? search:
summary | shortlog | log | commit | commitdiff | tree
blame | history | raw | HEAD
Android: Add NO_EVENTS parameter to status command
[thirdparty/hostap.git] / wpa_supplicant / ctrl_iface.c
1 /*
2 * WPA Supplicant / Control interface (shared code for all backends)
3 * Copyright (c) 2004-2014, Jouni Malinen <j@w1.fi>
4 *
5 * This software may be distributed under the terms of the BSD license.
6 * See README for more details.
7 */
8
9 #include "utils/includes.h"
10
11 #include "utils/common.h"
12 #include "utils/eloop.h"
13 #include "utils/uuid.h"
14 #include "common/version.h"
15 #include "common/ieee802_11_defs.h"
16 #include "common/ieee802_11_common.h"
17 #include "common/wpa_ctrl.h"
18 #include "eap_peer/eap.h"
19 #include "eapol_supp/eapol_supp_sm.h"
20 #include "rsn_supp/wpa.h"
21 #include "rsn_supp/preauth.h"
22 #include "rsn_supp/pmksa_cache.h"
23 #include "l2_packet/l2_packet.h"
24 #include "wps/wps.h"
25 #include "config.h"
26 #include "wpa_supplicant_i.h"
27 #include "driver_i.h"
28 #include "wps_supplicant.h"
29 #include "ibss_rsn.h"
30 #include "ap.h"
31 #include "p2p_supplicant.h"
32 #include "p2p/p2p.h"
33 #include "hs20_supplicant.h"
34 #include "wifi_display.h"
35 #include "notify.h"
36 #include "bss.h"
37 #include "scan.h"
38 #include "ctrl_iface.h"
39 #include "interworking.h"
40 #include "blacklist.h"
41 #include "autoscan.h"
42 #include "wnm_sta.h"
43 #include "offchannel.h"
44
45 static int wpa_supplicant_global_iface_list(struct wpa_global *global,
46 char *buf, int len);
47 static int wpa_supplicant_global_iface_interfaces(struct wpa_global *global,
48 char *buf, int len);
49 static int * freq_range_to_channel_list(struct wpa_supplicant *wpa_s,
50 char *val);
51
52 static int set_bssid_filter(struct wpa_supplicant *wpa_s, char *val)
53 {
54 char *pos;
55 u8 addr[ETH_ALEN], *filter = NULL, *n;
56 size_t count = 0;
57
58 pos = val;
59 while (pos) {
60 if (*pos == '\0')
61 break;
62 if (hwaddr_aton(pos, addr)) {
63 os_free(filter);
64 return -1;
65 }
66 n = os_realloc_array(filter, count + 1, ETH_ALEN);
67 if (n == NULL) {
68 os_free(filter);
69 return -1;
70 }
71 filter = n;
72 os_memcpy(filter + count * ETH_ALEN, addr, ETH_ALEN);
73 count++;
74
75 pos = os_strchr(pos, ' ');
76 if (pos)
77 pos++;
78 }
79
80 wpa_hexdump(MSG_DEBUG, "bssid_filter", filter, count * ETH_ALEN);
81 os_free(wpa_s->bssid_filter);
82 wpa_s->bssid_filter = filter;
83 wpa_s->bssid_filter_count = count;
84
85 return 0;
86 }
87
88
89 static int set_disallow_aps(struct wpa_supplicant *wpa_s, char *val)
90 {
91 char *pos;
92 u8 addr[ETH_ALEN], *bssid = NULL, *n;
93 struct wpa_ssid_value *ssid = NULL, *ns;
94 size_t count = 0, ssid_count = 0;
95 struct wpa_ssid *c;
96
97 /*
98 * disallow_list ::= <ssid_spec> | <bssid_spec> | <disallow_list> | ""
99 * SSID_SPEC ::= ssid <SSID_HEX>
100 * BSSID_SPEC ::= bssid <BSSID_HEX>
101 */
102
103 pos = val;
104 while (pos) {
105 if (*pos == '\0')
106 break;
107 if (os_strncmp(pos, "bssid ", 6) == 0) {
108 int res;
109 pos += 6;
110 res = hwaddr_aton2(pos, addr);
111 if (res < 0) {
112 os_free(ssid);
113 os_free(bssid);
114 wpa_printf(MSG_DEBUG, "Invalid disallow_aps "
115 "BSSID value '%s'", pos);
116 return -1;
117 }
118 pos += res;
119 n = os_realloc_array(bssid, count + 1, ETH_ALEN);
120 if (n == NULL) {
121 os_free(ssid);
122 os_free(bssid);
123 return -1;
124 }
125 bssid = n;
126 os_memcpy(bssid + count * ETH_ALEN, addr, ETH_ALEN);
127 count++;
128 } else if (os_strncmp(pos, "ssid ", 5) == 0) {
129 char *end;
130 pos += 5;
131
132 end = pos;
133 while (*end) {
134 if (*end == '\0' || *end == ' ')
135 break;
136 end++;
137 }
138
139 ns = os_realloc_array(ssid, ssid_count + 1,
140 sizeof(struct wpa_ssid_value));
141 if (ns == NULL) {
142 os_free(ssid);
143 os_free(bssid);
144 return -1;
145 }
146 ssid = ns;
147
148 if ((end - pos) & 0x01 || end - pos > 2 * 32 ||
149 hexstr2bin(pos, ssid[ssid_count].ssid,
150 (end - pos) / 2) < 0) {
151 os_free(ssid);
152 os_free(bssid);
153 wpa_printf(MSG_DEBUG, "Invalid disallow_aps "
154 "SSID value '%s'", pos);
155 return -1;
156 }
157 ssid[ssid_count].ssid_len = (end - pos) / 2;
158 wpa_hexdump_ascii(MSG_DEBUG, "disallow_aps SSID",
159 ssid[ssid_count].ssid,
160 ssid[ssid_count].ssid_len);
161 ssid_count++;
162 pos = end;
163 } else {
164 wpa_printf(MSG_DEBUG, "Unexpected disallow_aps value "
165 "'%s'", pos);
166 os_free(ssid);
167 os_free(bssid);
168 return -1;
169 }
170
171 pos = os_strchr(pos, ' ');
172 if (pos)
173 pos++;
174 }
175
176 wpa_hexdump(MSG_DEBUG, "disallow_aps_bssid", bssid, count * ETH_ALEN);
177 os_free(wpa_s->disallow_aps_bssid);
178 wpa_s->disallow_aps_bssid = bssid;
179 wpa_s->disallow_aps_bssid_count = count;
180
181 wpa_printf(MSG_DEBUG, "disallow_aps_ssid_count %d", (int) ssid_count);
182 os_free(wpa_s->disallow_aps_ssid);
183 wpa_s->disallow_aps_ssid = ssid;
184 wpa_s->disallow_aps_ssid_count = ssid_count;
185
186 if (!wpa_s->current_ssid || wpa_s->wpa_state < WPA_AUTHENTICATING)
187 return 0;
188
189 c = wpa_s->current_ssid;
190 if (c->mode != WPAS_MODE_INFRA && c->mode != WPAS_MODE_IBSS)
191 return 0;
192
193 if (!disallowed_bssid(wpa_s, wpa_s->bssid) &&
194 !disallowed_ssid(wpa_s, c->ssid, c->ssid_len))
195 return 0;
196
197 wpa_printf(MSG_DEBUG, "Disconnect and try to find another network "
198 "because current AP was marked disallowed");
199
200 #ifdef CONFIG_SME
201 wpa_s->sme.prev_bssid_set = 0;
202 #endif /* CONFIG_SME */
203 wpa_s->reassociate = 1;
204 wpa_supplicant_deauthenticate(wpa_s, WLAN_REASON_DEAUTH_LEAVING);
205 wpa_supplicant_req_scan(wpa_s, 0, 0);
206
207 return 0;
208 }
209
210
211 #ifndef CONFIG_NO_CONFIG_BLOBS
212 static int wpas_ctrl_set_blob(struct wpa_supplicant *wpa_s, char *pos)
213 {
214 char *name = pos;
215 struct wpa_config_blob *blob;
216 size_t len;
217
218 pos = os_strchr(pos, ' ');
219 if (pos == NULL)
220 return -1;
221 *pos++ = '\0';
222 len = os_strlen(pos);
223 if (len & 1)
224 return -1;
225
226 wpa_printf(MSG_DEBUG, "CTRL: Set blob '%s'", name);
227 blob = os_zalloc(sizeof(*blob));
228 if (blob == NULL)
229 return -1;
230 blob->name = os_strdup(name);
231 blob->data = os_malloc(len / 2);
232 if (blob->name == NULL || blob->data == NULL) {
233 wpa_config_free_blob(blob);
234 return -1;
235 }
236
237 if (hexstr2bin(pos, blob->data, len / 2) < 0) {
238 wpa_printf(MSG_DEBUG, "CTRL: Invalid blob hex data");
239 wpa_config_free_blob(blob);
240 return -1;
241 }
242 blob->len = len / 2;
243
244 wpa_config_set_blob(wpa_s->conf, blob);
245
246 return 0;
247 }
248 #endif /* CONFIG_NO_CONFIG_BLOBS */
249
250
251 static int wpas_ctrl_pno(struct wpa_supplicant *wpa_s, char *cmd)
252 {
253 char *params;
254 char *pos;
255 int *freqs = NULL;
256 int ret;
257
258 if (atoi(cmd)) {
259 params = os_strchr(cmd, ' ');
260 os_free(wpa_s->manual_sched_scan_freqs);
261 if (params) {
262 params++;
263 pos = os_strstr(params, "freq=");
264 if (pos)
265 freqs = freq_range_to_channel_list(wpa_s,
266 pos + 5);
267 }
268 wpa_s->manual_sched_scan_freqs = freqs;
269 ret = wpas_start_pno(wpa_s);
270 } else {
271 ret = wpas_stop_pno(wpa_s);
272 }
273 return ret;
274 }
275
276
277 static int wpa_supplicant_ctrl_iface_set(struct wpa_supplicant *wpa_s,
278 char *cmd)
279 {
280 char *value;
281 int ret = 0;
282
283 value = os_strchr(cmd, ' ');
284 if (value == NULL)
285 return -1;
286 *value++ = '\0';
287
288 wpa_printf(MSG_DEBUG, "CTRL_IFACE SET '%s'='%s'", cmd, value);
289 if (os_strcasecmp(cmd, "EAPOL::heldPeriod") == 0) {
290 eapol_sm_configure(wpa_s->eapol,
291 atoi(value), -1, -1, -1);
292 } else if (os_strcasecmp(cmd, "EAPOL::authPeriod") == 0) {
293 eapol_sm_configure(wpa_s->eapol,
294 -1, atoi(value), -1, -1);
295 } else if (os_strcasecmp(cmd, "EAPOL::startPeriod") == 0) {
296 eapol_sm_configure(wpa_s->eapol,
297 -1, -1, atoi(value), -1);
298 } else if (os_strcasecmp(cmd, "EAPOL::maxStart") == 0) {
299 eapol_sm_configure(wpa_s->eapol,
300 -1, -1, -1, atoi(value));
301 } else if (os_strcasecmp(cmd, "dot11RSNAConfigPMKLifetime") == 0) {
302 if (wpa_sm_set_param(wpa_s->wpa, RSNA_PMK_LIFETIME,
303 atoi(value)))
304 ret = -1;
305 } else if (os_strcasecmp(cmd, "dot11RSNAConfigPMKReauthThreshold") ==
306 0) {
307 if (wpa_sm_set_param(wpa_s->wpa, RSNA_PMK_REAUTH_THRESHOLD,
308 atoi(value)))
309 ret = -1;
310 } else if (os_strcasecmp(cmd, "dot11RSNAConfigSATimeout") == 0) {
311 if (wpa_sm_set_param(wpa_s->wpa, RSNA_SA_TIMEOUT, atoi(value)))
312 ret = -1;
313 } else if (os_strcasecmp(cmd, "wps_fragment_size") == 0) {
314 wpa_s->wps_fragment_size = atoi(value);
315 #ifdef CONFIG_WPS_TESTING
316 } else if (os_strcasecmp(cmd, "wps_version_number") == 0) {
317 long int val;
318 val = strtol(value, NULL, 0);
319 if (val < 0 || val > 0xff) {
320 ret = -1;
321 wpa_printf(MSG_DEBUG, "WPS: Invalid "
322 "wps_version_number %ld", val);
323 } else {
324 wps_version_number = val;
325 wpa_printf(MSG_DEBUG, "WPS: Testing - force WPS "
326 "version %u.%u",
327 (wps_version_number & 0xf0) >> 4,
328 wps_version_number & 0x0f);
329 }
330 } else if (os_strcasecmp(cmd, "wps_testing_dummy_cred") == 0) {
331 wps_testing_dummy_cred = atoi(value);
332 wpa_printf(MSG_DEBUG, "WPS: Testing - dummy_cred=%d",
333 wps_testing_dummy_cred);
334 } else if (os_strcasecmp(cmd, "wps_corrupt_pkhash") == 0) {
335 wps_corrupt_pkhash = atoi(value);
336 wpa_printf(MSG_DEBUG, "WPS: Testing - wps_corrupt_pkhash=%d",
337 wps_corrupt_pkhash);
338 #endif /* CONFIG_WPS_TESTING */
339 } else if (os_strcasecmp(cmd, "ampdu") == 0) {
340 if (wpa_drv_ampdu(wpa_s, atoi(value)) < 0)
341 ret = -1;
342 #ifdef CONFIG_TDLS
343 #ifdef CONFIG_TDLS_TESTING
344 } else if (os_strcasecmp(cmd, "tdls_testing") == 0) {
345 extern unsigned int tdls_testing;
346 tdls_testing = strtol(value, NULL, 0);
347 wpa_printf(MSG_DEBUG, "TDLS: tdls_testing=0x%x", tdls_testing);
348 #endif /* CONFIG_TDLS_TESTING */
349 } else if (os_strcasecmp(cmd, "tdls_disabled") == 0) {
350 int disabled = atoi(value);
351 wpa_printf(MSG_DEBUG, "TDLS: tdls_disabled=%d", disabled);
352 if (disabled) {
353 if (wpa_drv_tdls_oper(wpa_s, TDLS_DISABLE, NULL) < 0)
354 ret = -1;
355 } else if (wpa_drv_tdls_oper(wpa_s, TDLS_ENABLE, NULL) < 0)
356 ret = -1;
357 wpa_tdls_enable(wpa_s->wpa, !disabled);
358 #endif /* CONFIG_TDLS */
359 } else if (os_strcasecmp(cmd, "pno") == 0) {
360 ret = wpas_ctrl_pno(wpa_s, value);
361 } else if (os_strcasecmp(cmd, "radio_disabled") == 0) {
362 int disabled = atoi(value);
363 if (wpa_drv_radio_disable(wpa_s, disabled) < 0)
364 ret = -1;
365 else if (disabled)
366 wpa_supplicant_set_state(wpa_s, WPA_INACTIVE);
367 } else if (os_strcasecmp(cmd, "uapsd") == 0) {
368 if (os_strcmp(value, "disable") == 0)
369 wpa_s->set_sta_uapsd = 0;
370 else {
371 int be, bk, vi, vo;
372 char *pos;
373 /* format: BE,BK,VI,VO;max SP Length */
374 be = atoi(value);
375 pos = os_strchr(value, ',');
376 if (pos == NULL)
377 return -1;
378 pos++;
379 bk = atoi(pos);
380 pos = os_strchr(pos, ',');
381 if (pos == NULL)
382 return -1;
383 pos++;
384 vi = atoi(pos);
385 pos = os_strchr(pos, ',');
386 if (pos == NULL)
387 return -1;
388 pos++;
389 vo = atoi(pos);
390 /* ignore max SP Length for now */
391
392 wpa_s->set_sta_uapsd = 1;
393 wpa_s->sta_uapsd = 0;
394 if (be)
395 wpa_s->sta_uapsd |= BIT(0);
396 if (bk)
397 wpa_s->sta_uapsd |= BIT(1);
398 if (vi)
399 wpa_s->sta_uapsd |= BIT(2);
400 if (vo)
401 wpa_s->sta_uapsd |= BIT(3);
402 }
403 } else if (os_strcasecmp(cmd, "ps") == 0) {
404 ret = wpa_drv_set_p2p_powersave(wpa_s, atoi(value), -1, -1);
405 #ifdef CONFIG_WIFI_DISPLAY
406 } else if (os_strcasecmp(cmd, "wifi_display") == 0) {
407 int enabled = !!atoi(value);
408 if (enabled && !wpa_s->global->p2p)
409 ret = -1;
410 else
411 wifi_display_enable(wpa_s->global, enabled);
412 #endif /* CONFIG_WIFI_DISPLAY */
413 } else if (os_strcasecmp(cmd, "bssid_filter") == 0) {
414 ret = set_bssid_filter(wpa_s, value);
415 } else if (os_strcasecmp(cmd, "disallow_aps") == 0) {
416 ret = set_disallow_aps(wpa_s, value);
417 } else if (os_strcasecmp(cmd, "no_keep_alive") == 0) {
418 wpa_s->no_keep_alive = !!atoi(value);
419 #ifdef CONFIG_TESTING_OPTIONS
420 } else if (os_strcasecmp(cmd, "ext_mgmt_frame_handling") == 0) {
421 wpa_s->ext_mgmt_frame_handling = !!atoi(value);
422 #endif /* CONFIG_TESTING_OPTIONS */
423 #ifndef CONFIG_NO_CONFIG_BLOBS
424 } else if (os_strcmp(cmd, "blob") == 0) {
425 ret = wpas_ctrl_set_blob(wpa_s, value);
426 #endif /* CONFIG_NO_CONFIG_BLOBS */
427 } else {
428 value[-1] = '=';
429 ret = wpa_config_process_global(wpa_s->conf, cmd, -1);
430 if (ret == 0)
431 wpa_supplicant_update_config(wpa_s);
432 }
433
434 return ret;
435 }
436
437
438 static int wpa_supplicant_ctrl_iface_get(struct wpa_supplicant *wpa_s,
439 char *cmd, char *buf, size_t buflen)
440 {
441 int res = -1;
442
443 wpa_printf(MSG_DEBUG, "CTRL_IFACE GET '%s'", cmd);
444
445 if (os_strcmp(cmd, "version") == 0) {
446 res = os_snprintf(buf, buflen, "%s", VERSION_STR);
447 } else if (os_strcasecmp(cmd, "country") == 0) {
448 if (wpa_s->conf->country[0] && wpa_s->conf->country[1])
449 res = os_snprintf(buf, buflen, "%c%c",
450 wpa_s->conf->country[0],
451 wpa_s->conf->country[1]);
452 #ifdef CONFIG_WIFI_DISPLAY
453 } else if (os_strcasecmp(cmd, "wifi_display") == 0) {
454 int enabled;
455 if (wpa_s->global->p2p == NULL ||
456 wpa_s->global->p2p_disabled)
457 enabled = 0;
458 else
459 enabled = wpa_s->global->wifi_display;
460 res = os_snprintf(buf, buflen, "%d", enabled);
461 if (res < 0 || (unsigned int) res >= buflen)
462 return -1;
463 return res;
464 #endif /* CONFIG_WIFI_DISPLAY */
465 #ifdef CONFIG_TESTING_GET_GTK
466 } else if (os_strcmp(cmd, "gtk") == 0) {
467 if (wpa_s->last_gtk_len == 0)
468 return -1;
469 res = wpa_snprintf_hex(buf, buflen, wpa_s->last_gtk,
470 wpa_s->last_gtk_len);
471 return res;
472 #endif /* CONFIG_TESTING_GET_GTK */
473 }
474
475 if (res < 0 || (unsigned int) res >= buflen)
476 return -1;
477 return res;
478 }
479
480
481 #ifdef IEEE8021X_EAPOL
482 static int wpa_supplicant_ctrl_iface_preauth(struct wpa_supplicant *wpa_s,
483 char *addr)
484 {
485 u8 bssid[ETH_ALEN];
486 struct wpa_ssid *ssid = wpa_s->current_ssid;
487
488 if (hwaddr_aton(addr, bssid)) {
489 wpa_printf(MSG_DEBUG, "CTRL_IFACE PREAUTH: invalid address "
490 "'%s'", addr);
491 return -1;
492 }
493
494 wpa_printf(MSG_DEBUG, "CTRL_IFACE PREAUTH " MACSTR, MAC2STR(bssid));
495 rsn_preauth_deinit(wpa_s->wpa);
496 if (rsn_preauth_init(wpa_s->wpa, bssid, ssid ? &ssid->eap : NULL))
497 return -1;
498
499 return 0;
500 }
501 #endif /* IEEE8021X_EAPOL */
502
503
504 #ifdef CONFIG_PEERKEY
505 /* MLME-STKSTART.request(peer) */
506 static int wpa_supplicant_ctrl_iface_stkstart(
507 struct wpa_supplicant *wpa_s, char *addr)
508 {
509 u8 peer[ETH_ALEN];
510
511 if (hwaddr_aton(addr, peer)) {
512 wpa_printf(MSG_DEBUG, "CTRL_IFACE STKSTART: invalid "
513 "address '%s'", addr);
514 return -1;
515 }
516
517 wpa_printf(MSG_DEBUG, "CTRL_IFACE STKSTART " MACSTR,
518 MAC2STR(peer));
519
520 return wpa_sm_stkstart(wpa_s->wpa, peer);
521 }
522 #endif /* CONFIG_PEERKEY */
523
524
525 #ifdef CONFIG_TDLS
526
527 static int wpa_supplicant_ctrl_iface_tdls_discover(
528 struct wpa_supplicant *wpa_s, char *addr)
529 {
530 u8 peer[ETH_ALEN];
531 int ret;
532
533 if (hwaddr_aton(addr, peer)) {
534 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_DISCOVER: invalid "
535 "address '%s'", addr);
536 return -1;
537 }
538
539 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_DISCOVER " MACSTR,
540 MAC2STR(peer));
541
542 if (wpa_tdls_is_external_setup(wpa_s->wpa))
543 ret = wpa_tdls_send_discovery_request(wpa_s->wpa, peer);
544 else
545 ret = wpa_drv_tdls_oper(wpa_s, TDLS_DISCOVERY_REQ, peer);
546
547 return ret;
548 }
549
550
551 static int wpa_supplicant_ctrl_iface_tdls_setup(
552 struct wpa_supplicant *wpa_s, char *addr)
553 {
554 u8 peer[ETH_ALEN];
555 int ret;
556
557 if (hwaddr_aton(addr, peer)) {
558 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_SETUP: invalid "
559 "address '%s'", addr);
560 return -1;
561 }
562
563 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_SETUP " MACSTR,
564 MAC2STR(peer));
565
566 if ((wpa_s->conf->tdls_external_control) &&
567 wpa_tdls_is_external_setup(wpa_s->wpa))
568 return wpa_drv_tdls_oper(wpa_s, TDLS_SETUP, peer);
569
570 wpa_tdls_remove(wpa_s->wpa, peer);
571
572 if (wpa_tdls_is_external_setup(wpa_s->wpa))
573 ret = wpa_tdls_start(wpa_s->wpa, peer);
574 else
575 ret = wpa_drv_tdls_oper(wpa_s, TDLS_SETUP, peer);
576
577 return ret;
578 }
579
580
581 static int wpa_supplicant_ctrl_iface_tdls_teardown(
582 struct wpa_supplicant *wpa_s, char *addr)
583 {
584 u8 peer[ETH_ALEN];
585 int ret;
586
587 if (os_strcmp(addr, "*") == 0) {
588 /* remove everyone */
589 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_TEARDOWN *");
590 wpa_tdls_teardown_peers(wpa_s->wpa);
591 return 0;
592 }
593
594 if (hwaddr_aton(addr, peer)) {
595 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_TEARDOWN: invalid "
596 "address '%s'", addr);
597 return -1;
598 }
599
600 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_TEARDOWN " MACSTR,
601 MAC2STR(peer));
602
603 if ((wpa_s->conf->tdls_external_control) &&
604 wpa_tdls_is_external_setup(wpa_s->wpa))
605 return wpa_drv_tdls_oper(wpa_s, TDLS_TEARDOWN, peer);
606
607 if (wpa_tdls_is_external_setup(wpa_s->wpa))
608 ret = wpa_tdls_teardown_link(
609 wpa_s->wpa, peer,
610 WLAN_REASON_TDLS_TEARDOWN_UNSPECIFIED);
611 else
612 ret = wpa_drv_tdls_oper(wpa_s, TDLS_TEARDOWN, peer);
613
614 return ret;
615 }
616
617
618 static int ctrl_iface_get_capability_tdls(
619 struct wpa_supplicant *wpa_s, char *buf, size_t buflen)
620 {
621 int ret;
622
623 ret = os_snprintf(buf, buflen, "%s\n",
624 wpa_s->drv_flags & WPA_DRIVER_FLAGS_TDLS_SUPPORT ?
625 (wpa_s->drv_flags &
626 WPA_DRIVER_FLAGS_TDLS_EXTERNAL_SETUP ?
627 "EXTERNAL" : "INTERNAL") : "UNSUPPORTED");
628 if (ret < 0 || (size_t) ret > buflen)
629 return -1;
630 return ret;
631 }
632
633 #endif /* CONFIG_TDLS */
634
635
636 #ifdef CONFIG_IEEE80211R
637 static int wpa_supplicant_ctrl_iface_ft_ds(
638 struct wpa_supplicant *wpa_s, char *addr)
639 {
640 u8 target_ap[ETH_ALEN];
641 struct wpa_bss *bss;
642 const u8 *mdie;
643
644 if (hwaddr_aton(addr, target_ap)) {
645 wpa_printf(MSG_DEBUG, "CTRL_IFACE FT_DS: invalid "
646 "address '%s'", addr);
647 return -1;
648 }
649
650 wpa_printf(MSG_DEBUG, "CTRL_IFACE FT_DS " MACSTR, MAC2STR(target_ap));
651
652 bss = wpa_bss_get_bssid(wpa_s, target_ap);
653 if (bss)
654 mdie = wpa_bss_get_ie(bss, WLAN_EID_MOBILITY_DOMAIN);
655 else
656 mdie = NULL;
657
658 return wpa_ft_start_over_ds(wpa_s->wpa, target_ap, mdie);
659 }
660 #endif /* CONFIG_IEEE80211R */
661
662
663 #ifdef CONFIG_WPS
664 static int wpa_supplicant_ctrl_iface_wps_pbc(struct wpa_supplicant *wpa_s,
665 char *cmd)
666 {
667 u8 bssid[ETH_ALEN], *_bssid = bssid;
668 #ifdef CONFIG_P2P
669 u8 p2p_dev_addr[ETH_ALEN];
670 #endif /* CONFIG_P2P */
671 #ifdef CONFIG_AP
672 u8 *_p2p_dev_addr = NULL;
673 #endif /* CONFIG_AP */
674
675 if (cmd == NULL || os_strcmp(cmd, "any") == 0) {
676 _bssid = NULL;
677 #ifdef CONFIG_P2P
678 } else if (os_strncmp(cmd, "p2p_dev_addr=", 13) == 0) {
679 if (hwaddr_aton(cmd + 13, p2p_dev_addr)) {
680 wpa_printf(MSG_DEBUG, "CTRL_IFACE WPS_PBC: invalid "
681 "P2P Device Address '%s'",
682 cmd + 13);
683 return -1;
684 }
685 _p2p_dev_addr = p2p_dev_addr;
686 #endif /* CONFIG_P2P */
687 } else if (hwaddr_aton(cmd, bssid)) {
688 wpa_printf(MSG_DEBUG, "CTRL_IFACE WPS_PBC: invalid BSSID '%s'",
689 cmd);
690 return -1;
691 }
692
693 #ifdef CONFIG_AP
694 if (wpa_s->ap_iface)
695 return wpa_supplicant_ap_wps_pbc(wpa_s, _bssid, _p2p_dev_addr);
696 #endif /* CONFIG_AP */
697
698 return wpas_wps_start_pbc(wpa_s, _bssid, 0);
699 }
700
701
702 static int wpa_supplicant_ctrl_iface_wps_pin(struct wpa_supplicant *wpa_s,
703 char *cmd, char *buf,
704 size_t buflen)
705 {
706 u8 bssid[ETH_ALEN], *_bssid = bssid;
707 char *pin;
708 int ret;
709
710 pin = os_strchr(cmd, ' ');
711 if (pin)
712 *pin++ = '\0';
713
714 if (os_strcmp(cmd, "any") == 0)
715 _bssid = NULL;
716 else if (os_strcmp(cmd, "get") == 0) {
717 ret = wps_generate_pin();
718 goto done;
719 } else if (hwaddr_aton(cmd, bssid)) {
720 wpa_printf(MSG_DEBUG, "CTRL_IFACE WPS_PIN: invalid BSSID '%s'",
721 cmd);
722 return -1;
723 }
724
725 #ifdef CONFIG_AP
726 if (wpa_s->ap_iface) {
727 int timeout = 0;
728 char *pos;
729
730 if (pin) {
731 pos = os_strchr(pin, ' ');
732 if (pos) {
733 *pos++ = '\0';
734 timeout = atoi(pos);
735 }
736 }
737
738 return wpa_supplicant_ap_wps_pin(wpa_s, _bssid, pin,
739 buf, buflen, timeout);
740 }
741 #endif /* CONFIG_AP */
742
743 if (pin) {
744 ret = wpas_wps_start_pin(wpa_s, _bssid, pin, 0,
745 DEV_PW_DEFAULT);
746 if (ret < 0)
747 return -1;
748 ret = os_snprintf(buf, buflen, "%s", pin);
749 if (ret < 0 || (size_t) ret >= buflen)
750 return -1;
751 return ret;
752 }
753
754 ret = wpas_wps_start_pin(wpa_s, _bssid, NULL, 0, DEV_PW_DEFAULT);
755 if (ret < 0)
756 return -1;
757
758 done:
759 /* Return the generated PIN */
760 ret = os_snprintf(buf, buflen, "%08d", ret);
761 if (ret < 0 || (size_t) ret >= buflen)
762 return -1;
763 return ret;
764 }
765
766
767 static int wpa_supplicant_ctrl_iface_wps_check_pin(
768 struct wpa_supplicant *wpa_s, char *cmd, char *buf, size_t buflen)
769 {
770 char pin[9];
771 size_t len;
772 char *pos;
773 int ret;
774
775 wpa_hexdump_ascii_key(MSG_DEBUG, "WPS_CHECK_PIN",
776 (u8 *) cmd, os_strlen(cmd));
777 for (pos = cmd, len = 0; *pos != '\0'; pos++) {
778 if (*pos < '0' || *pos > '9')
779 continue;
780 pin[len++] = *pos;
781 if (len == 9) {
782 wpa_printf(MSG_DEBUG, "WPS: Too long PIN");
783 return -1;
784 }
785 }
786 if (len != 4 && len != 8) {
787 wpa_printf(MSG_DEBUG, "WPS: Invalid PIN length %d", (int) len);
788 return -1;
789 }
790 pin[len] = '\0';
791
792 if (len == 8) {
793 unsigned int pin_val;
794 pin_val = atoi(pin);
795 if (!wps_pin_valid(pin_val)) {
796 wpa_printf(MSG_DEBUG, "WPS: Invalid checksum digit");
797 ret = os_snprintf(buf, buflen, "FAIL-CHECKSUM\n");
798 if (ret < 0 || (size_t) ret >= buflen)
799 return -1;
800 return ret;
801 }
802 }
803
804 ret = os_snprintf(buf, buflen, "%s", pin);
805 if (ret < 0 || (size_t) ret >= buflen)
806 return -1;
807
808 return ret;
809 }
810
811
812 #ifdef CONFIG_WPS_NFC
813
814 static int wpa_supplicant_ctrl_iface_wps_nfc(struct wpa_supplicant *wpa_s,
815 char *cmd)
816 {
817 u8 bssid[ETH_ALEN], *_bssid = bssid;
818
819 if (cmd == NULL || cmd[0] == '\0')
820 _bssid = NULL;
821 else if (hwaddr_aton(cmd, bssid))
822 return -1;
823
824 return wpas_wps_start_nfc(wpa_s, NULL, _bssid, NULL, 0, 0, NULL, NULL,
825 0, 0);
826 }
827
828
829 static int wpa_supplicant_ctrl_iface_wps_nfc_config_token(
830 struct wpa_supplicant *wpa_s, char *cmd, char *reply, size_t max_len)
831 {
832 int ndef;
833 struct wpabuf *buf;
834 int res;
835 char *pos;
836
837 pos = os_strchr(cmd, ' ');
838 if (pos)
839 *pos++ = '\0';
840 if (os_strcmp(cmd, "WPS") == 0)
841 ndef = 0;
842 else if (os_strcmp(cmd, "NDEF") == 0)
843 ndef = 1;
844 else
845 return -1;
846
847 buf = wpas_wps_nfc_config_token(wpa_s, ndef, pos);
848 if (buf == NULL)
849 return -1;
850
851 res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
852 wpabuf_len(buf));
853 reply[res++] = '\n';
854 reply[res] = '\0';
855
856 wpabuf_free(buf);
857
858 return res;
859 }
860
861
862 static int wpa_supplicant_ctrl_iface_wps_nfc_token(
863 struct wpa_supplicant *wpa_s, char *cmd, char *reply, size_t max_len)
864 {
865 int ndef;
866 struct wpabuf *buf;
867 int res;
868
869 if (os_strcmp(cmd, "WPS") == 0)
870 ndef = 0;
871 else if (os_strcmp(cmd, "NDEF") == 0)
872 ndef = 1;
873 else
874 return -1;
875
876 buf = wpas_wps_nfc_token(wpa_s, ndef);
877 if (buf == NULL)
878 return -1;
879
880 res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
881 wpabuf_len(buf));
882 reply[res++] = '\n';
883 reply[res] = '\0';
884
885 wpabuf_free(buf);
886
887 return res;
888 }
889
890
891 static int wpa_supplicant_ctrl_iface_wps_nfc_tag_read(
892 struct wpa_supplicant *wpa_s, char *pos)
893 {
894 size_t len;
895 struct wpabuf *buf;
896 int ret;
897 char *freq;
898 int forced_freq = 0;
899
900 freq = strstr(pos, " freq=");
901 if (freq) {
902 *freq = '\0';
903 freq += 6;
904 forced_freq = atoi(freq);
905 }
906
907 len = os_strlen(pos);
908 if (len & 0x01)
909 return -1;
910 len /= 2;
911
912 buf = wpabuf_alloc(len);
913 if (buf == NULL)
914 return -1;
915 if (hexstr2bin(pos, wpabuf_put(buf, len), len) < 0) {
916 wpabuf_free(buf);
917 return -1;
918 }
919
920 ret = wpas_wps_nfc_tag_read(wpa_s, buf, forced_freq);
921 wpabuf_free(buf);
922
923 return ret;
924 }
925
926
927 static int wpas_ctrl_nfc_get_handover_req_wps(struct wpa_supplicant *wpa_s,
928 char *reply, size_t max_len,
929 int ndef)
930 {
931 struct wpabuf *buf;
932 int res;
933
934 buf = wpas_wps_nfc_handover_req(wpa_s, ndef);
935 if (buf == NULL)
936 return -1;
937
938 res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
939 wpabuf_len(buf));
940 reply[res++] = '\n';
941 reply[res] = '\0';
942
943 wpabuf_free(buf);
944
945 return res;
946 }
947
948
949 #ifdef CONFIG_P2P
950 static int wpas_ctrl_nfc_get_handover_req_p2p(struct wpa_supplicant *wpa_s,
951 char *reply, size_t max_len,
952 int ndef)
953 {
954 struct wpabuf *buf;
955 int res;
956
957 buf = wpas_p2p_nfc_handover_req(wpa_s, ndef);
958 if (buf == NULL) {
959 wpa_printf(MSG_DEBUG, "P2P: Could not generate NFC handover request");
960 return -1;
961 }
962
963 res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
964 wpabuf_len(buf));
965 reply[res++] = '\n';
966 reply[res] = '\0';
967
968 wpabuf_free(buf);
969
970 return res;
971 }
972 #endif /* CONFIG_P2P */
973
974
975 static int wpas_ctrl_nfc_get_handover_req(struct wpa_supplicant *wpa_s,
976 char *cmd, char *reply,
977 size_t max_len)
978 {
979 char *pos;
980 int ndef;
981
982 pos = os_strchr(cmd, ' ');
983 if (pos == NULL)
984 return -1;
985 *pos++ = '\0';
986
987 if (os_strcmp(cmd, "WPS") == 0)
988 ndef = 0;
989 else if (os_strcmp(cmd, "NDEF") == 0)
990 ndef = 1;
991 else
992 return -1;
993
994 if (os_strcmp(pos, "WPS") == 0 || os_strcmp(pos, "WPS-CR") == 0) {
995 if (!ndef)
996 return -1;
997 return wpas_ctrl_nfc_get_handover_req_wps(
998 wpa_s, reply, max_len, ndef);
999 }
1000
1001 #ifdef CONFIG_P2P
1002 if (os_strcmp(pos, "P2P-CR") == 0) {
1003 return wpas_ctrl_nfc_get_handover_req_p2p(
1004 wpa_s, reply, max_len, ndef);
1005 }
1006 #endif /* CONFIG_P2P */
1007
1008 return -1;
1009 }
1010
1011
1012 static int wpas_ctrl_nfc_get_handover_sel_wps(struct wpa_supplicant *wpa_s,
1013 char *reply, size_t max_len,
1014 int ndef, int cr, char *uuid)
1015 {
1016 struct wpabuf *buf;
1017 int res;
1018
1019 buf = wpas_wps_nfc_handover_sel(wpa_s, ndef, cr, uuid);
1020 if (buf == NULL)
1021 return -1;
1022
1023 res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
1024 wpabuf_len(buf));
1025 reply[res++] = '\n';
1026 reply[res] = '\0';
1027
1028 wpabuf_free(buf);
1029
1030 return res;
1031 }
1032
1033
1034 #ifdef CONFIG_P2P
1035 static int wpas_ctrl_nfc_get_handover_sel_p2p(struct wpa_supplicant *wpa_s,
1036 char *reply, size_t max_len,
1037 int ndef, int tag)
1038 {
1039 struct wpabuf *buf;
1040 int res;
1041
1042 buf = wpas_p2p_nfc_handover_sel(wpa_s, ndef, tag);
1043 if (buf == NULL)
1044 return -1;
1045
1046 res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
1047 wpabuf_len(buf));
1048 reply[res++] = '\n';
1049 reply[res] = '\0';
1050
1051 wpabuf_free(buf);
1052
1053 return res;
1054 }
1055 #endif /* CONFIG_P2P */
1056
1057
1058 static int wpas_ctrl_nfc_get_handover_sel(struct wpa_supplicant *wpa_s,
1059 char *cmd, char *reply,
1060 size_t max_len)
1061 {
1062 char *pos, *pos2;
1063 int ndef;
1064
1065 pos = os_strchr(cmd, ' ');
1066 if (pos == NULL)
1067 return -1;
1068 *pos++ = '\0';
1069
1070 if (os_strcmp(cmd, "WPS") == 0)
1071 ndef = 0;
1072 else if (os_strcmp(cmd, "NDEF") == 0)
1073 ndef = 1;
1074 else
1075 return -1;
1076
1077 pos2 = os_strchr(pos, ' ');
1078 if (pos2)
1079 *pos2++ = '\0';
1080 if (os_strcmp(pos, "WPS") == 0 || os_strcmp(pos, "WPS-CR") == 0) {
1081 if (!ndef)
1082 return -1;
1083 return wpas_ctrl_nfc_get_handover_sel_wps(
1084 wpa_s, reply, max_len, ndef,
1085 os_strcmp(pos, "WPS-CR") == 0, pos2);
1086 }
1087
1088 #ifdef CONFIG_P2P
1089 if (os_strcmp(pos, "P2P-CR") == 0) {
1090 return wpas_ctrl_nfc_get_handover_sel_p2p(
1091 wpa_s, reply, max_len, ndef, 0);
1092 }
1093
1094 if (os_strcmp(pos, "P2P-CR-TAG") == 0) {
1095 return wpas_ctrl_nfc_get_handover_sel_p2p(
1096 wpa_s, reply, max_len, ndef, 1);
1097 }
1098 #endif /* CONFIG_P2P */
1099
1100 return -1;
1101 }
1102
1103
1104 static int wpas_ctrl_nfc_report_handover(struct wpa_supplicant *wpa_s,
1105 char *cmd)
1106 {
1107 size_t len;
1108 struct wpabuf *req, *sel;
1109 int ret;
1110 char *pos, *role, *type, *pos2;
1111 #ifdef CONFIG_P2P
1112 char *freq;
1113 int forced_freq = 0;
1114
1115 freq = strstr(cmd, " freq=");
1116 if (freq) {
1117 *freq = '\0';
1118 freq += 6;
1119 forced_freq = atoi(freq);
1120 }
1121 #endif /* CONFIG_P2P */
1122
1123 role = cmd;
1124 pos = os_strchr(role, ' ');
1125 if (pos == NULL) {
1126 wpa_printf(MSG_DEBUG, "NFC: Missing type in handover report");
1127 return -1;
1128 }
1129 *pos++ = '\0';
1130
1131 type = pos;
1132 pos = os_strchr(type, ' ');
1133 if (pos == NULL) {
1134 wpa_printf(MSG_DEBUG, "NFC: Missing request message in handover report");
1135 return -1;
1136 }
1137 *pos++ = '\0';
1138
1139 pos2 = os_strchr(pos, ' ');
1140 if (pos2 == NULL) {
1141 wpa_printf(MSG_DEBUG, "NFC: Missing select message in handover report");
1142 return -1;
1143 }
1144 *pos2++ = '\0';
1145
1146 len = os_strlen(pos);
1147 if (len & 0x01) {
1148 wpa_printf(MSG_DEBUG, "NFC: Invalid request message length in handover report");
1149 return -1;
1150 }
1151 len /= 2;
1152
1153 req = wpabuf_alloc(len);
1154 if (req == NULL) {
1155 wpa_printf(MSG_DEBUG, "NFC: Failed to allocate memory for request message");
1156 return -1;
1157 }
1158 if (hexstr2bin(pos, wpabuf_put(req, len), len) < 0) {
1159 wpa_printf(MSG_DEBUG, "NFC: Invalid request message hexdump in handover report");
1160 wpabuf_free(req);
1161 return -1;
1162 }
1163
1164 len = os_strlen(pos2);
1165 if (len & 0x01) {
1166 wpa_printf(MSG_DEBUG, "NFC: Invalid select message length in handover report");
1167 wpabuf_free(req);
1168 return -1;
1169 }
1170 len /= 2;
1171
1172 sel = wpabuf_alloc(len);
1173 if (sel == NULL) {
1174 wpa_printf(MSG_DEBUG, "NFC: Failed to allocate memory for select message");
1175 wpabuf_free(req);
1176 return -1;
1177 }
1178 if (hexstr2bin(pos2, wpabuf_put(sel, len), len) < 0) {
1179 wpa_printf(MSG_DEBUG, "NFC: Invalid select message hexdump in handover report");
1180 wpabuf_free(req);
1181 wpabuf_free(sel);
1182 return -1;
1183 }
1184
1185 wpa_printf(MSG_DEBUG, "NFC: Connection handover reported - role=%s type=%s req_len=%d sel_len=%d",
1186 role, type, (int) wpabuf_len(req), (int) wpabuf_len(sel));
1187
1188 if (os_strcmp(role, "INIT") == 0 && os_strcmp(type, "WPS") == 0) {
1189 ret = wpas_wps_nfc_report_handover(wpa_s, req, sel);
1190 #ifdef CONFIG_AP
1191 } else if (os_strcmp(role, "RESP") == 0 && os_strcmp(type, "WPS") == 0)
1192 {
1193 ret = wpas_ap_wps_nfc_report_handover(wpa_s, req, sel);
1194 if (ret < 0)
1195 ret = wpas_er_wps_nfc_report_handover(wpa_s, req, sel);
1196 #endif /* CONFIG_AP */
1197 #ifdef CONFIG_P2P
1198 } else if (os_strcmp(role, "INIT") == 0 && os_strcmp(type, "P2P") == 0)
1199 {
1200 ret = wpas_p2p_nfc_report_handover(wpa_s, 1, req, sel, 0);
1201 } else if (os_strcmp(role, "RESP") == 0 && os_strcmp(type, "P2P") == 0)
1202 {
1203 ret = wpas_p2p_nfc_report_handover(wpa_s, 0, req, sel,
1204 forced_freq);
1205 #endif /* CONFIG_P2P */
1206 } else {
1207 wpa_printf(MSG_DEBUG, "NFC: Unsupported connection handover "
1208 "reported: role=%s type=%s", role, type);
1209 ret = -1;
1210 }
1211 wpabuf_free(req);
1212 wpabuf_free(sel);
1213
1214 if (ret)
1215 wpa_printf(MSG_DEBUG, "NFC: Failed to process reported handover messages");
1216
1217 return ret;
1218 }
1219
1220 #endif /* CONFIG_WPS_NFC */
1221
1222
1223 static int wpa_supplicant_ctrl_iface_wps_reg(struct wpa_supplicant *wpa_s,
1224 char *cmd)
1225 {
1226 u8 bssid[ETH_ALEN];
1227 char *pin;
1228 char *new_ssid;
1229 char *new_auth;
1230 char *new_encr;
1231 char *new_key;
1232 struct wps_new_ap_settings ap;
1233
1234 pin = os_strchr(cmd, ' ');
1235 if (pin == NULL)
1236 return -1;
1237 *pin++ = '\0';
1238
1239 if (hwaddr_aton(cmd, bssid)) {
1240 wpa_printf(MSG_DEBUG, "CTRL_IFACE WPS_REG: invalid BSSID '%s'",
1241 cmd);
1242 return -1;
1243 }
1244
1245 new_ssid = os_strchr(pin, ' ');
1246 if (new_ssid == NULL)
1247 return wpas_wps_start_reg(wpa_s, bssid, pin, NULL);
1248 *new_ssid++ = '\0';
1249
1250 new_auth = os_strchr(new_ssid, ' ');
1251 if (new_auth == NULL)
1252 return -1;
1253 *new_auth++ = '\0';
1254
1255 new_encr = os_strchr(new_auth, ' ');
1256 if (new_encr == NULL)
1257 return -1;
1258 *new_encr++ = '\0';
1259
1260 new_key = os_strchr(new_encr, ' ');
1261 if (new_key == NULL)
1262 return -1;
1263 *new_key++ = '\0';
1264
1265 os_memset(&ap, 0, sizeof(ap));
1266 ap.ssid_hex = new_ssid;
1267 ap.auth = new_auth;
1268 ap.encr = new_encr;
1269 ap.key_hex = new_key;
1270 return wpas_wps_start_reg(wpa_s, bssid, pin, &ap);
1271 }
1272
1273
1274 #ifdef CONFIG_AP
1275 static int wpa_supplicant_ctrl_iface_wps_ap_pin(struct wpa_supplicant *wpa_s,
1276 char *cmd, char *buf,
1277 size_t buflen)
1278 {
1279 int timeout = 300;
1280 char *pos;
1281 const char *pin_txt;
1282
1283 if (!wpa_s->ap_iface)
1284 return -1;
1285
1286 pos = os_strchr(cmd, ' ');
1287 if (pos)
1288 *pos++ = '\0';
1289
1290 if (os_strcmp(cmd, "disable") == 0) {
1291 wpas_wps_ap_pin_disable(wpa_s);
1292 return os_snprintf(buf, buflen, "OK\n");
1293 }
1294
1295 if (os_strcmp(cmd, "random") == 0) {
1296 if (pos)
1297 timeout = atoi(pos);
1298 pin_txt = wpas_wps_ap_pin_random(wpa_s, timeout);
1299 if (pin_txt == NULL)
1300 return -1;
1301 return os_snprintf(buf, buflen, "%s", pin_txt);
1302 }
1303
1304 if (os_strcmp(cmd, "get") == 0) {
1305 pin_txt = wpas_wps_ap_pin_get(wpa_s);
1306 if (pin_txt == NULL)
1307 return -1;
1308 return os_snprintf(buf, buflen, "%s", pin_txt);
1309 }
1310
1311 if (os_strcmp(cmd, "set") == 0) {
1312 char *pin;
1313 if (pos == NULL)
1314 return -1;
1315 pin = pos;
1316 pos = os_strchr(pos, ' ');
1317 if (pos) {
1318 *pos++ = '\0';
1319 timeout = atoi(pos);
1320 }
1321 if (os_strlen(pin) > buflen)
1322 return -1;
1323 if (wpas_wps_ap_pin_set(wpa_s, pin, timeout) < 0)
1324 return -1;
1325 return os_snprintf(buf, buflen, "%s", pin);
1326 }
1327
1328 return -1;
1329 }
1330 #endif /* CONFIG_AP */
1331
1332
1333 #ifdef CONFIG_WPS_ER
1334 static int wpa_supplicant_ctrl_iface_wps_er_pin(struct wpa_supplicant *wpa_s,
1335 char *cmd)
1336 {
1337 char *uuid = cmd, *pin, *pos;
1338 u8 addr_buf[ETH_ALEN], *addr = NULL;
1339 pin = os_strchr(uuid, ' ');
1340 if (pin == NULL)
1341 return -1;
1342 *pin++ = '\0';
1343 pos = os_strchr(pin, ' ');
1344 if (pos) {
1345 *pos++ = '\0';
1346 if (hwaddr_aton(pos, addr_buf) == 0)
1347 addr = addr_buf;
1348 }
1349 return wpas_wps_er_add_pin(wpa_s, addr, uuid, pin);
1350 }
1351
1352
1353 static int wpa_supplicant_ctrl_iface_wps_er_learn(struct wpa_supplicant *wpa_s,
1354 char *cmd)
1355 {
1356 char *uuid = cmd, *pin;
1357 pin = os_strchr(uuid, ' ');
1358 if (pin == NULL)
1359 return -1;
1360 *pin++ = '\0';
1361 return wpas_wps_er_learn(wpa_s, uuid, pin);
1362 }
1363
1364
1365 static int wpa_supplicant_ctrl_iface_wps_er_set_config(
1366 struct wpa_supplicant *wpa_s, char *cmd)
1367 {
1368 char *uuid = cmd, *id;
1369 id = os_strchr(uuid, ' ');
1370 if (id == NULL)
1371 return -1;
1372 *id++ = '\0';
1373 return wpas_wps_er_set_config(wpa_s, uuid, atoi(id));
1374 }
1375
1376
1377 static int wpa_supplicant_ctrl_iface_wps_er_config(
1378 struct wpa_supplicant *wpa_s, char *cmd)
1379 {
1380 char *pin;
1381 char *new_ssid;
1382 char *new_auth;
1383 char *new_encr;
1384 char *new_key;
1385 struct wps_new_ap_settings ap;
1386
1387 pin = os_strchr(cmd, ' ');
1388 if (pin == NULL)
1389 return -1;
1390 *pin++ = '\0';
1391
1392 new_ssid = os_strchr(pin, ' ');
1393 if (new_ssid == NULL)
1394 return -1;
1395 *new_ssid++ = '\0';
1396
1397 new_auth = os_strchr(new_ssid, ' ');
1398 if (new_auth == NULL)
1399 return -1;
1400 *new_auth++ = '\0';
1401
1402 new_encr = os_strchr(new_auth, ' ');
1403 if (new_encr == NULL)
1404 return -1;
1405 *new_encr++ = '\0';
1406
1407 new_key = os_strchr(new_encr, ' ');
1408 if (new_key == NULL)
1409 return -1;
1410 *new_key++ = '\0';
1411
1412 os_memset(&ap, 0, sizeof(ap));
1413 ap.ssid_hex = new_ssid;
1414 ap.auth = new_auth;
1415 ap.encr = new_encr;
1416 ap.key_hex = new_key;
1417 return wpas_wps_er_config(wpa_s, cmd, pin, &ap);
1418 }
1419
1420
1421 #ifdef CONFIG_WPS_NFC
1422 static int wpa_supplicant_ctrl_iface_wps_er_nfc_config_token(
1423 struct wpa_supplicant *wpa_s, char *cmd, char *reply, size_t max_len)
1424 {
1425 int ndef;
1426 struct wpabuf *buf;
1427 int res;
1428 char *uuid;
1429
1430 uuid = os_strchr(cmd, ' ');
1431 if (uuid == NULL)
1432 return -1;
1433 *uuid++ = '\0';
1434
1435 if (os_strcmp(cmd, "WPS") == 0)
1436 ndef = 0;
1437 else if (os_strcmp(cmd, "NDEF") == 0)
1438 ndef = 1;
1439 else
1440 return -1;
1441
1442 buf = wpas_wps_er_nfc_config_token(wpa_s, ndef, uuid);
1443 if (buf == NULL)
1444 return -1;
1445
1446 res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
1447 wpabuf_len(buf));
1448 reply[res++] = '\n';
1449 reply[res] = '\0';
1450
1451 wpabuf_free(buf);
1452
1453 return res;
1454 }
1455 #endif /* CONFIG_WPS_NFC */
1456 #endif /* CONFIG_WPS_ER */
1457
1458 #endif /* CONFIG_WPS */
1459
1460
1461 #ifdef CONFIG_IBSS_RSN
1462 static int wpa_supplicant_ctrl_iface_ibss_rsn(
1463 struct wpa_supplicant *wpa_s, char *addr)
1464 {
1465 u8 peer[ETH_ALEN];
1466
1467 if (hwaddr_aton(addr, peer)) {
1468 wpa_printf(MSG_DEBUG, "CTRL_IFACE IBSS_RSN: invalid "
1469 "address '%s'", addr);
1470 return -1;
1471 }
1472
1473 wpa_printf(MSG_DEBUG, "CTRL_IFACE IBSS_RSN " MACSTR,
1474 MAC2STR(peer));
1475
1476 return ibss_rsn_start(wpa_s->ibss_rsn, peer);
1477 }
1478 #endif /* CONFIG_IBSS_RSN */
1479
1480
1481 static int wpa_supplicant_ctrl_iface_ctrl_rsp(struct wpa_supplicant *wpa_s,
1482 char *rsp)
1483 {
1484 #ifdef IEEE8021X_EAPOL
1485 char *pos, *id_pos;
1486 int id;
1487 struct wpa_ssid *ssid;
1488
1489 pos = os_strchr(rsp, '-');
1490 if (pos == NULL)
1491 return -1;
1492 *pos++ = '\0';
1493 id_pos = pos;
1494 pos = os_strchr(pos, ':');
1495 if (pos == NULL)
1496 return -1;
1497 *pos++ = '\0';
1498 id = atoi(id_pos);
1499 wpa_printf(MSG_DEBUG, "CTRL_IFACE: field=%s id=%d", rsp, id);
1500 wpa_hexdump_ascii_key(MSG_DEBUG, "CTRL_IFACE: value",
1501 (u8 *) pos, os_strlen(pos));
1502
1503 ssid = wpa_config_get_network(wpa_s->conf, id);
1504 if (ssid == NULL) {
1505 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find SSID id=%d "
1506 "to update", id);
1507 return -1;
1508 }
1509
1510 return wpa_supplicant_ctrl_iface_ctrl_rsp_handle(wpa_s, ssid, rsp,
1511 pos);
1512 #else /* IEEE8021X_EAPOL */
1513 wpa_printf(MSG_DEBUG, "CTRL_IFACE: 802.1X not included");
1514 return -1;
1515 #endif /* IEEE8021X_EAPOL */
1516 }
1517
1518
1519 static int wpa_supplicant_ctrl_iface_status(struct wpa_supplicant *wpa_s,
1520 const char *params,
1521 char *buf, size_t buflen)
1522 {
1523 char *pos, *end, tmp[30];
1524 int res, verbose, wps, ret;
1525 #ifdef CONFIG_HS20
1526 const u8 *hs20;
1527 #endif /* CONFIG_HS20 */
1528
1529 if (os_strcmp(params, "-DRIVER") == 0)
1530 return wpa_drv_status(wpa_s, buf, buflen);
1531 verbose = os_strcmp(params, "-VERBOSE") == 0;
1532 wps = os_strcmp(params, "-WPS") == 0;
1533 pos = buf;
1534 end = buf + buflen;
1535 if (wpa_s->wpa_state >= WPA_ASSOCIATED) {
1536 struct wpa_ssid *ssid = wpa_s->current_ssid;
1537 ret = os_snprintf(pos, end - pos, "bssid=" MACSTR "\n",
1538 MAC2STR(wpa_s->bssid));
1539 if (ret < 0 || ret >= end - pos)
1540 return pos - buf;
1541 pos += ret;
1542 if (ssid) {
1543 u8 *_ssid = ssid->ssid;
1544 size_t ssid_len = ssid->ssid_len;
1545 u8 ssid_buf[MAX_SSID_LEN];
1546 if (ssid_len == 0) {
1547 int _res = wpa_drv_get_ssid(wpa_s, ssid_buf);
1548 if (_res < 0)
1549 ssid_len = 0;
1550 else
1551 ssid_len = _res;
1552 _ssid = ssid_buf;
1553 }
1554 ret = os_snprintf(pos, end - pos, "ssid=%s\nid=%d\n",
1555 wpa_ssid_txt(_ssid, ssid_len),
1556 ssid->id);
1557 if (ret < 0 || ret >= end - pos)
1558 return pos - buf;
1559 pos += ret;
1560
1561 if (wps && ssid->passphrase &&
1562 wpa_key_mgmt_wpa_psk(ssid->key_mgmt) &&
1563 (ssid->mode == WPAS_MODE_AP ||
1564 ssid->mode == WPAS_MODE_P2P_GO)) {
1565 ret = os_snprintf(pos, end - pos,
1566 "passphrase=%s\n",
1567 ssid->passphrase);
1568 if (ret < 0 || ret >= end - pos)
1569 return pos - buf;
1570 pos += ret;
1571 }
1572 if (ssid->id_str) {
1573 ret = os_snprintf(pos, end - pos,
1574 "id_str=%s\n",
1575 ssid->id_str);
1576 if (ret < 0 || ret >= end - pos)
1577 return pos - buf;
1578 pos += ret;
1579 }
1580
1581 switch (ssid->mode) {
1582 case WPAS_MODE_INFRA:
1583 ret = os_snprintf(pos, end - pos,
1584 "mode=station\n");
1585 break;
1586 case WPAS_MODE_IBSS:
1587 ret = os_snprintf(pos, end - pos,
1588 "mode=IBSS\n");
1589 break;
1590 case WPAS_MODE_AP:
1591 ret = os_snprintf(pos, end - pos,
1592 "mode=AP\n");
1593 break;
1594 case WPAS_MODE_P2P_GO:
1595 ret = os_snprintf(pos, end - pos,
1596 "mode=P2P GO\n");
1597 break;
1598 case WPAS_MODE_P2P_GROUP_FORMATION:
1599 ret = os_snprintf(pos, end - pos,
1600 "mode=P2P GO - group "
1601 "formation\n");
1602 break;
1603 default:
1604 ret = 0;
1605 break;
1606 }
1607 if (ret < 0 || ret >= end - pos)
1608 return pos - buf;
1609 pos += ret;
1610 }
1611
1612 #ifdef CONFIG_AP
1613 if (wpa_s->ap_iface) {
1614 pos += ap_ctrl_iface_wpa_get_status(wpa_s, pos,
1615 end - pos,
1616 verbose);
1617 } else
1618 #endif /* CONFIG_AP */
1619 pos += wpa_sm_get_status(wpa_s->wpa, pos, end - pos, verbose);
1620 }
1621 #ifdef CONFIG_SAE
1622 if (wpa_s->wpa_state >= WPA_ASSOCIATED &&
1623 #ifdef CONFIG_AP
1624 !wpa_s->ap_iface &&
1625 #endif /* CONFIG_AP */
1626 wpa_s->sme.sae.state == SAE_ACCEPTED) {
1627 ret = os_snprintf(pos, end - pos, "sae_group=%d\n",
1628 wpa_s->sme.sae.group);
1629 if (ret < 0 || ret >= end - pos)
1630 return pos - buf;
1631 pos += ret;
1632 }
1633 #endif /* CONFIG_SAE */
1634 ret = os_snprintf(pos, end - pos, "wpa_state=%s\n",
1635 wpa_supplicant_state_txt(wpa_s->wpa_state));
1636 if (ret < 0 || ret >= end - pos)
1637 return pos - buf;
1638 pos += ret;
1639
1640 if (wpa_s->l2 &&
1641 l2_packet_get_ip_addr(wpa_s->l2, tmp, sizeof(tmp)) >= 0) {
1642 ret = os_snprintf(pos, end - pos, "ip_address=%s\n", tmp);
1643 if (ret < 0 || ret >= end - pos)
1644 return pos - buf;
1645 pos += ret;
1646 }
1647
1648 #ifdef CONFIG_P2P
1649 if (wpa_s->global->p2p) {
1650 ret = os_snprintf(pos, end - pos, "p2p_device_address=" MACSTR
1651 "\n", MAC2STR(wpa_s->global->p2p_dev_addr));
1652 if (ret < 0 || ret >= end - pos)
1653 return pos - buf;
1654 pos += ret;
1655 }
1656 #endif /* CONFIG_P2P */
1657
1658 ret = os_snprintf(pos, end - pos, "address=" MACSTR "\n",
1659 MAC2STR(wpa_s->own_addr));
1660 if (ret < 0 || ret >= end - pos)
1661 return pos - buf;
1662 pos += ret;
1663
1664 #ifdef CONFIG_HS20
1665 if (wpa_s->current_bss &&
1666 (hs20 = wpa_bss_get_vendor_ie(wpa_s->current_bss,
1667 HS20_IE_VENDOR_TYPE)) &&
1668 wpa_s->wpa_proto == WPA_PROTO_RSN &&
1669 wpa_key_mgmt_wpa_ieee8021x(wpa_s->key_mgmt)) {
1670 int release = 1;
1671 if (hs20[1] >= 5) {
1672 u8 rel_num = (hs20[6] & 0xf0) >> 4;
1673 release = rel_num + 1;
1674 }
1675 ret = os_snprintf(pos, end - pos, "hs20=%d\n", release);
1676 if (ret < 0 || ret >= end - pos)
1677 return pos - buf;
1678 pos += ret;
1679 }
1680
1681 if (wpa_s->current_ssid) {
1682 struct wpa_cred *cred;
1683 char *type;
1684
1685 for (cred = wpa_s->conf->cred; cred; cred = cred->next) {
1686 size_t i;
1687
1688 if (wpa_s->current_ssid->parent_cred != cred)
1689 continue;
1690
1691 if (cred->provisioning_sp) {
1692 ret = os_snprintf(pos, end - pos,
1693 "provisioning_sp=%s\n",
1694 cred->provisioning_sp);
1695 if (ret < 0 || ret >= end - pos)
1696 return pos - buf;
1697 pos += ret;
1698 }
1699
1700 if (!cred->domain)
1701 goto no_domain;
1702
1703 i = 0;
1704 if (wpa_s->current_bss && wpa_s->current_bss->anqp) {
1705 struct wpabuf *names =
1706 wpa_s->current_bss->anqp->domain_name;
1707 for (i = 0; names && i < cred->num_domain; i++)
1708 {
1709 if (domain_name_list_contains(
1710 names, cred->domain[i], 1))
1711 break;
1712 }
1713 if (i == cred->num_domain)
1714 i = 0; /* show first entry by default */
1715 }
1716 ret = os_snprintf(pos, end - pos, "home_sp=%s\n",
1717 cred->domain[i]);
1718 if (ret < 0 || ret >= end - pos)
1719 return pos - buf;
1720 pos += ret;
1721
1722 no_domain:
1723 if (wpa_s->current_bss == NULL ||
1724 wpa_s->current_bss->anqp == NULL)
1725 res = -1;
1726 else
1727 res = interworking_home_sp_cred(
1728 wpa_s, cred,
1729 wpa_s->current_bss->anqp->domain_name);
1730 if (res > 0)
1731 type = "home";
1732 else if (res == 0)
1733 type = "roaming";
1734 else
1735 type = "unknown";
1736
1737 ret = os_snprintf(pos, end - pos, "sp_type=%s\n", type);
1738 if (ret < 0 || ret >= end - pos)
1739 return pos - buf;
1740 pos += ret;
1741
1742 break;
1743 }
1744 }
1745 #endif /* CONFIG_HS20 */
1746
1747 if (wpa_key_mgmt_wpa_ieee8021x(wpa_s->key_mgmt) ||
1748 wpa_s->key_mgmt == WPA_KEY_MGMT_IEEE8021X_NO_WPA) {
1749 res = eapol_sm_get_status(wpa_s->eapol, pos, end - pos,
1750 verbose);
1751 if (res >= 0)
1752 pos += res;
1753 }
1754
1755 res = rsn_preauth_get_status(wpa_s->wpa, pos, end - pos, verbose);
1756 if (res >= 0)
1757 pos += res;
1758
1759 #ifdef CONFIG_WPS
1760 {
1761 char uuid_str[100];
1762 uuid_bin2str(wpa_s->wps->uuid, uuid_str, sizeof(uuid_str));
1763 ret = os_snprintf(pos, end - pos, "uuid=%s\n", uuid_str);
1764 if (ret < 0 || ret >= end - pos)
1765 return pos - buf;
1766 pos += ret;
1767 }
1768 #endif /* CONFIG_WPS */
1769
1770 #ifdef ANDROID
1771 /*
1772 * Allow using the STATUS command with default behavior, say for debug,
1773 * i.e., don't generate a "fake" CONNECTION and SUPPLICANT_STATE_CHANGE
1774 * events with STATUS-NO_EVENTS.
1775 */
1776 if (os_strcmp(params, "-NO_EVENTS")) {
1777 wpa_msg_ctrl(wpa_s, MSG_INFO, WPA_EVENT_STATE_CHANGE
1778 "id=%d state=%d BSSID=" MACSTR " SSID=%s",
1779 wpa_s->current_ssid ? wpa_s->current_ssid->id : -1,
1780 wpa_s->wpa_state,
1781 MAC2STR(wpa_s->bssid),
1782 wpa_s->current_ssid && wpa_s->current_ssid->ssid ?
1783 wpa_ssid_txt(wpa_s->current_ssid->ssid,
1784 wpa_s->current_ssid->ssid_len) : "");
1785 if (wpa_s->wpa_state == WPA_COMPLETED) {
1786 struct wpa_ssid *ssid = wpa_s->current_ssid;
1787 wpa_msg_ctrl(wpa_s, MSG_INFO, WPA_EVENT_CONNECTED
1788 "- connection to " MACSTR
1789 " completed %s [id=%d id_str=%s]",
1790 MAC2STR(wpa_s->bssid), "(auth)",
1791 ssid ? ssid->id : -1,
1792 ssid && ssid->id_str ? ssid->id_str : "");
1793 }
1794 }
1795 #endif /* ANDROID */
1796
1797 return pos - buf;
1798 }
1799
1800
1801 static int wpa_supplicant_ctrl_iface_bssid(struct wpa_supplicant *wpa_s,
1802 char *cmd)
1803 {
1804 char *pos;
1805 int id;
1806 struct wpa_ssid *ssid;
1807 u8 bssid[ETH_ALEN];
1808
1809 /* cmd: "<network id> <BSSID>" */
1810 pos = os_strchr(cmd, ' ');
1811 if (pos == NULL)
1812 return -1;
1813 *pos++ = '\0';
1814 id = atoi(cmd);
1815 wpa_printf(MSG_DEBUG, "CTRL_IFACE: id=%d bssid='%s'", id, pos);
1816 if (hwaddr_aton(pos, bssid)) {
1817 wpa_printf(MSG_DEBUG ,"CTRL_IFACE: invalid BSSID '%s'", pos);
1818 return -1;
1819 }
1820
1821 ssid = wpa_config_get_network(wpa_s->conf, id);
1822 if (ssid == NULL) {
1823 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find SSID id=%d "
1824 "to update", id);
1825 return -1;
1826 }
1827
1828 os_memcpy(ssid->bssid, bssid, ETH_ALEN);
1829 ssid->bssid_set = !is_zero_ether_addr(bssid);
1830
1831 return 0;
1832 }
1833
1834
1835 static int wpa_supplicant_ctrl_iface_blacklist(struct wpa_supplicant *wpa_s,
1836 char *cmd, char *buf,
1837 size_t buflen)
1838 {
1839 u8 bssid[ETH_ALEN];
1840 struct wpa_blacklist *e;
1841 char *pos, *end;
1842 int ret;
1843
1844 /* cmd: "BLACKLIST [<BSSID>]" */
1845 if (*cmd == '\0') {
1846 pos = buf;
1847 end = buf + buflen;
1848 e = wpa_s->blacklist;
1849 while (e) {
1850 ret = os_snprintf(pos, end - pos, MACSTR "\n",
1851 MAC2STR(e->bssid));
1852 if (ret < 0 || ret >= end - pos)
1853 return pos - buf;
1854 pos += ret;
1855 e = e->next;
1856 }
1857 return pos - buf;
1858 }
1859
1860 cmd++;
1861 if (os_strncmp(cmd, "clear", 5) == 0) {
1862 wpa_blacklist_clear(wpa_s);
1863 os_memcpy(buf, "OK\n", 3);
1864 return 3;
1865 }
1866
1867 wpa_printf(MSG_DEBUG, "CTRL_IFACE: BLACKLIST bssid='%s'", cmd);
1868 if (hwaddr_aton(cmd, bssid)) {
1869 wpa_printf(MSG_DEBUG, "CTRL_IFACE: invalid BSSID '%s'", cmd);
1870 return -1;
1871 }
1872
1873 /*
1874 * Add the BSSID twice, so its count will be 2, causing it to be
1875 * skipped when processing scan results.
1876 */
1877 ret = wpa_blacklist_add(wpa_s, bssid);
1878 if (ret < 0)
1879 return -1;
1880 ret = wpa_blacklist_add(wpa_s, bssid);
1881 if (ret < 0)
1882 return -1;
1883 os_memcpy(buf, "OK\n", 3);
1884 return 3;
1885 }
1886
1887
1888 static const char * debug_level_str(int level)
1889 {
1890 switch (level) {
1891 case MSG_EXCESSIVE:
1892 return "EXCESSIVE";
1893 case MSG_MSGDUMP:
1894 return "MSGDUMP";
1895 case MSG_DEBUG:
1896 return "DEBUG";
1897 case MSG_INFO:
1898 return "INFO";
1899 case MSG_WARNING:
1900 return "WARNING";
1901 case MSG_ERROR:
1902 return "ERROR";
1903 default:
1904 return "?";
1905 }
1906 }
1907
1908
1909 static int str_to_debug_level(const char *s)
1910 {
1911 if (os_strcasecmp(s, "EXCESSIVE") == 0)
1912 return MSG_EXCESSIVE;
1913 if (os_strcasecmp(s, "MSGDUMP") == 0)
1914 return MSG_MSGDUMP;
1915 if (os_strcasecmp(s, "DEBUG") == 0)
1916 return MSG_DEBUG;
1917 if (os_strcasecmp(s, "INFO") == 0)
1918 return MSG_INFO;
1919 if (os_strcasecmp(s, "WARNING") == 0)
1920 return MSG_WARNING;
1921 if (os_strcasecmp(s, "ERROR") == 0)
1922 return MSG_ERROR;
1923 return -1;
1924 }
1925
1926
1927 static int wpa_supplicant_ctrl_iface_log_level(struct wpa_supplicant *wpa_s,
1928 char *cmd, char *buf,
1929 size_t buflen)
1930 {
1931 char *pos, *end, *stamp;
1932 int ret;
1933
1934 if (cmd == NULL) {
1935 return -1;
1936 }
1937
1938 /* cmd: "LOG_LEVEL [<level>]" */
1939 if (*cmd == '\0') {
1940 pos = buf;
1941 end = buf + buflen;
1942 ret = os_snprintf(pos, end - pos, "Current level: %s\n"
1943 "Timestamp: %d\n",
1944 debug_level_str(wpa_debug_level),
1945 wpa_debug_timestamp);
1946 if (ret < 0 || ret >= end - pos)
1947 ret = 0;
1948
1949 return ret;
1950 }
1951
1952 while (*cmd == ' ')
1953 cmd++;
1954
1955 stamp = os_strchr(cmd, ' ');
1956 if (stamp) {
1957 *stamp++ = '\0';
1958 while (*stamp == ' ') {
1959 stamp++;
1960 }
1961 }
1962
1963 if (cmd && os_strlen(cmd)) {
1964 int level = str_to_debug_level(cmd);
1965 if (level < 0)
1966 return -1;
1967 wpa_debug_level = level;
1968 }
1969
1970 if (stamp && os_strlen(stamp))
1971 wpa_debug_timestamp = atoi(stamp);
1972
1973 os_memcpy(buf, "OK\n", 3);
1974 return 3;
1975 }
1976
1977
1978 static int wpa_supplicant_ctrl_iface_list_networks(
1979 struct wpa_supplicant *wpa_s, char *buf, size_t buflen)
1980 {
1981 char *pos, *end;
1982 struct wpa_ssid *ssid;
1983 int ret;
1984
1985 pos = buf;
1986 end = buf + buflen;
1987 ret = os_snprintf(pos, end - pos,
1988 "network id / ssid / bssid / flags\n");
1989 if (ret < 0 || ret >= end - pos)
1990 return pos - buf;
1991 pos += ret;
1992
1993 ssid = wpa_s->conf->ssid;
1994 while (ssid) {
1995 ret = os_snprintf(pos, end - pos, "%d\t%s",
1996 ssid->id,
1997 wpa_ssid_txt(ssid->ssid, ssid->ssid_len));
1998 if (ret < 0 || ret >= end - pos)
1999 return pos - buf;
2000 pos += ret;
2001 if (ssid->bssid_set) {
2002 ret = os_snprintf(pos, end - pos, "\t" MACSTR,
2003 MAC2STR(ssid->bssid));
2004 } else {
2005 ret = os_snprintf(pos, end - pos, "\tany");
2006 }
2007 if (ret < 0 || ret >= end - pos)
2008 return pos - buf;
2009 pos += ret;
2010 ret = os_snprintf(pos, end - pos, "\t%s%s%s%s",
2011 ssid == wpa_s->current_ssid ?
2012 "[CURRENT]" : "",
2013 ssid->disabled ? "[DISABLED]" : "",
2014 ssid->disabled_until.sec ?
2015 "[TEMP-DISABLED]" : "",
2016 ssid->disabled == 2 ? "[P2P-PERSISTENT]" :
2017 "");
2018 if (ret < 0 || ret >= end - pos)
2019 return pos - buf;
2020 pos += ret;
2021 ret = os_snprintf(pos, end - pos, "\n");
2022 if (ret < 0 || ret >= end - pos)
2023 return pos - buf;
2024 pos += ret;
2025
2026 ssid = ssid->next;
2027 }
2028
2029 return pos - buf;
2030 }
2031
2032
2033 static char * wpa_supplicant_cipher_txt(char *pos, char *end, int cipher)
2034 {
2035 int ret;
2036 ret = os_snprintf(pos, end - pos, "-");
2037 if (ret < 0 || ret >= end - pos)
2038 return pos;
2039 pos += ret;
2040 ret = wpa_write_ciphers(pos, end, cipher, "+");
2041 if (ret < 0)
2042 return pos;
2043 pos += ret;
2044 return pos;
2045 }
2046
2047
2048 static char * wpa_supplicant_ie_txt(char *pos, char *end, const char *proto,
2049 const u8 *ie, size_t ie_len)
2050 {
2051 struct wpa_ie_data data;
2052 char *start;
2053 int ret;
2054
2055 ret = os_snprintf(pos, end - pos, "[%s-", proto);
2056 if (ret < 0 || ret >= end - pos)
2057 return pos;
2058 pos += ret;
2059
2060 if (wpa_parse_wpa_ie(ie, ie_len, &data) < 0) {
2061 ret = os_snprintf(pos, end - pos, "?]");
2062 if (ret < 0 || ret >= end - pos)
2063 return pos;
2064 pos += ret;
2065 return pos;
2066 }
2067
2068 start = pos;
2069 if (data.key_mgmt & WPA_KEY_MGMT_IEEE8021X) {
2070 ret = os_snprintf(pos, end - pos, "%sEAP",
2071 pos == start ? "" : "+");
2072 if (ret < 0 || ret >= end - pos)
2073 return pos;
2074 pos += ret;
2075 }
2076 if (data.key_mgmt & WPA_KEY_MGMT_PSK) {
2077 ret = os_snprintf(pos, end - pos, "%sPSK",
2078 pos == start ? "" : "+");
2079 if (ret < 0 || ret >= end - pos)
2080 return pos;
2081 pos += ret;
2082 }
2083 if (data.key_mgmt & WPA_KEY_MGMT_WPA_NONE) {
2084 ret = os_snprintf(pos, end - pos, "%sNone",
2085 pos == start ? "" : "+");
2086 if (ret < 0 || ret >= end - pos)
2087 return pos;
2088 pos += ret;
2089 }
2090 #ifdef CONFIG_IEEE80211R
2091 if (data.key_mgmt & WPA_KEY_MGMT_FT_IEEE8021X) {
2092 ret = os_snprintf(pos, end - pos, "%sFT/EAP",
2093 pos == start ? "" : "+");
2094 if (ret < 0 || ret >= end - pos)
2095 return pos;
2096 pos += ret;
2097 }
2098 if (data.key_mgmt & WPA_KEY_MGMT_FT_PSK) {
2099 ret = os_snprintf(pos, end - pos, "%sFT/PSK",
2100 pos == start ? "" : "+");
2101 if (ret < 0 || ret >= end - pos)
2102 return pos;
2103 pos += ret;
2104 }
2105 #endif /* CONFIG_IEEE80211R */
2106 #ifdef CONFIG_IEEE80211W
2107 if (data.key_mgmt & WPA_KEY_MGMT_IEEE8021X_SHA256) {
2108 ret = os_snprintf(pos, end - pos, "%sEAP-SHA256",
2109 pos == start ? "" : "+");
2110 if (ret < 0 || ret >= end - pos)
2111 return pos;
2112 pos += ret;
2113 }
2114 if (data.key_mgmt & WPA_KEY_MGMT_PSK_SHA256) {
2115 ret = os_snprintf(pos, end - pos, "%sPSK-SHA256",
2116 pos == start ? "" : "+");
2117 if (ret < 0 || ret >= end - pos)
2118 return pos;
2119 pos += ret;
2120 }
2121 #endif /* CONFIG_IEEE80211W */
2122
2123 pos = wpa_supplicant_cipher_txt(pos, end, data.pairwise_cipher);
2124
2125 if (data.capabilities & WPA_CAPABILITY_PREAUTH) {
2126 ret = os_snprintf(pos, end - pos, "-preauth");
2127 if (ret < 0 || ret >= end - pos)
2128 return pos;
2129 pos += ret;
2130 }
2131
2132 ret = os_snprintf(pos, end - pos, "]");
2133 if (ret < 0 || ret >= end - pos)
2134 return pos;
2135 pos += ret;
2136
2137 return pos;
2138 }
2139
2140
2141 #ifdef CONFIG_WPS
2142 static char * wpa_supplicant_wps_ie_txt_buf(struct wpa_supplicant *wpa_s,
2143 char *pos, char *end,
2144 struct wpabuf *wps_ie)
2145 {
2146 int ret;
2147 const char *txt;
2148
2149 if (wps_ie == NULL)
2150 return pos;
2151 if (wps_is_selected_pbc_registrar(wps_ie))
2152 txt = "[WPS-PBC]";
2153 else if (wps_is_addr_authorized(wps_ie, wpa_s->own_addr, 0))
2154 txt = "[WPS-AUTH]";
2155 else if (wps_is_selected_pin_registrar(wps_ie))
2156 txt = "[WPS-PIN]";
2157 else
2158 txt = "[WPS]";
2159
2160 ret = os_snprintf(pos, end - pos, "%s", txt);
2161 if (ret >= 0 && ret < end - pos)
2162 pos += ret;
2163 wpabuf_free(wps_ie);
2164 return pos;
2165 }
2166 #endif /* CONFIG_WPS */
2167
2168
2169 static char * wpa_supplicant_wps_ie_txt(struct wpa_supplicant *wpa_s,
2170 char *pos, char *end,
2171 const struct wpa_bss *bss)
2172 {
2173 #ifdef CONFIG_WPS
2174 struct wpabuf *wps_ie;
2175 wps_ie = wpa_bss_get_vendor_ie_multi(bss, WPS_IE_VENDOR_TYPE);
2176 return wpa_supplicant_wps_ie_txt_buf(wpa_s, pos, end, wps_ie);
2177 #else /* CONFIG_WPS */
2178 return pos;
2179 #endif /* CONFIG_WPS */
2180 }
2181
2182
2183 /* Format one result on one text line into a buffer. */
2184 static int wpa_supplicant_ctrl_iface_scan_result(
2185 struct wpa_supplicant *wpa_s,
2186 const struct wpa_bss *bss, char *buf, size_t buflen)
2187 {
2188 char *pos, *end;
2189 int ret;
2190 const u8 *ie, *ie2, *p2p;
2191
2192 p2p = wpa_bss_get_vendor_ie(bss, P2P_IE_VENDOR_TYPE);
2193 if (!p2p)
2194 p2p = wpa_bss_get_vendor_ie_beacon(bss, P2P_IE_VENDOR_TYPE);
2195 if (p2p && bss->ssid_len == P2P_WILDCARD_SSID_LEN &&
2196 os_memcmp(bss->ssid, P2P_WILDCARD_SSID, P2P_WILDCARD_SSID_LEN) ==
2197 0)
2198 return 0; /* Do not show P2P listen discovery results here */
2199
2200 pos = buf;
2201 end = buf + buflen;
2202
2203 ret = os_snprintf(pos, end - pos, MACSTR "\t%d\t%d\t",
2204 MAC2STR(bss->bssid), bss->freq, bss->level);
2205 if (ret < 0 || ret >= end - pos)
2206 return -1;
2207 pos += ret;
2208 ie = wpa_bss_get_vendor_ie(bss, WPA_IE_VENDOR_TYPE);
2209 if (ie)
2210 pos = wpa_supplicant_ie_txt(pos, end, "WPA", ie, 2 + ie[1]);
2211 ie2 = wpa_bss_get_ie(bss, WLAN_EID_RSN);
2212 if (ie2)
2213 pos = wpa_supplicant_ie_txt(pos, end, "WPA2", ie2, 2 + ie2[1]);
2214 pos = wpa_supplicant_wps_ie_txt(wpa_s, pos, end, bss);
2215 if (!ie && !ie2 && bss->caps & IEEE80211_CAP_PRIVACY) {
2216 ret = os_snprintf(pos, end - pos, "[WEP]");
2217 if (ret < 0 || ret >= end - pos)
2218 return -1;
2219 pos += ret;
2220 }
2221 if (bss_is_dmg(bss)) {
2222 const char *s;
2223 ret = os_snprintf(pos, end - pos, "[DMG]");
2224 if (ret < 0 || ret >= end - pos)
2225 return -1;
2226 pos += ret;
2227 switch (bss->caps & IEEE80211_CAP_DMG_MASK) {
2228 case IEEE80211_CAP_DMG_IBSS:
2229 s = "[IBSS]";
2230 break;
2231 case IEEE80211_CAP_DMG_AP:
2232 s = "[ESS]";
2233 break;
2234 case IEEE80211_CAP_DMG_PBSS:
2235 s = "[PBSS]";
2236 break;
2237 default:
2238 s = "";
2239 break;
2240 }
2241 ret = os_snprintf(pos, end - pos, "%s", s);
2242 if (ret < 0 || ret >= end - pos)
2243 return -1;
2244 pos += ret;
2245 } else {
2246 if (bss->caps & IEEE80211_CAP_IBSS) {
2247 ret = os_snprintf(pos, end - pos, "[IBSS]");
2248 if (ret < 0 || ret >= end - pos)
2249 return -1;
2250 pos += ret;
2251 }
2252 if (bss->caps & IEEE80211_CAP_ESS) {
2253 ret = os_snprintf(pos, end - pos, "[ESS]");
2254 if (ret < 0 || ret >= end - pos)
2255 return -1;
2256 pos += ret;
2257 }
2258 }
2259 if (p2p) {
2260 ret = os_snprintf(pos, end - pos, "[P2P]");
2261 if (ret < 0 || ret >= end - pos)
2262 return -1;
2263 pos += ret;
2264 }
2265 #ifdef CONFIG_HS20
2266 if (wpa_bss_get_vendor_ie(bss, HS20_IE_VENDOR_TYPE) && ie2) {
2267 ret = os_snprintf(pos, end - pos, "[HS20]");
2268 if (ret < 0 || ret >= end - pos)
2269 return -1;
2270 pos += ret;
2271 }
2272 #endif /* CONFIG_HS20 */
2273
2274 ret = os_snprintf(pos, end - pos, "\t%s",
2275 wpa_ssid_txt(bss->ssid, bss->ssid_len));
2276 if (ret < 0 || ret >= end - pos)
2277 return -1;
2278 pos += ret;
2279
2280 ret = os_snprintf(pos, end - pos, "\n");
2281 if (ret < 0 || ret >= end - pos)
2282 return -1;
2283 pos += ret;
2284
2285 return pos - buf;
2286 }
2287
2288
2289 static int wpa_supplicant_ctrl_iface_scan_results(
2290 struct wpa_supplicant *wpa_s, char *buf, size_t buflen)
2291 {
2292 char *pos, *end;
2293 struct wpa_bss *bss;
2294 int ret;
2295
2296 pos = buf;
2297 end = buf + buflen;
2298 ret = os_snprintf(pos, end - pos, "bssid / frequency / signal level / "
2299 "flags / ssid\n");
2300 if (ret < 0 || ret >= end - pos)
2301 return pos - buf;
2302 pos += ret;
2303
2304 dl_list_for_each(bss, &wpa_s->bss_id, struct wpa_bss, list_id) {
2305 ret = wpa_supplicant_ctrl_iface_scan_result(wpa_s, bss, pos,
2306 end - pos);
2307 if (ret < 0 || ret >= end - pos)
2308 return pos - buf;
2309 pos += ret;
2310 }
2311
2312 return pos - buf;
2313 }
2314
2315
2316 static int wpa_supplicant_ctrl_iface_select_network(
2317 struct wpa_supplicant *wpa_s, char *cmd)
2318 {
2319 int id;
2320 struct wpa_ssid *ssid;
2321 char *pos;
2322
2323 /* cmd: "<network id>" or "any" */
2324 if (os_strncmp(cmd, "any", 3) == 0) {
2325 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SELECT_NETWORK any");
2326 ssid = NULL;
2327 } else {
2328 id = atoi(cmd);
2329 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SELECT_NETWORK id=%d", id);
2330
2331 ssid = wpa_config_get_network(wpa_s->conf, id);
2332 if (ssid == NULL) {
2333 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
2334 "network id=%d", id);
2335 return -1;
2336 }
2337 if (ssid->disabled == 2) {
2338 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Cannot use "
2339 "SELECT_NETWORK with persistent P2P group");
2340 return -1;
2341 }
2342 }
2343
2344 pos = os_strstr(cmd, " freq=");
2345 if (pos) {
2346 int *freqs = freq_range_to_channel_list(wpa_s, pos + 6);
2347 if (freqs) {
2348 wpa_s->scan_req = MANUAL_SCAN_REQ;
2349 os_free(wpa_s->manual_scan_freqs);
2350 wpa_s->manual_scan_freqs = freqs;
2351 }
2352 }
2353
2354 wpa_supplicant_select_network(wpa_s, ssid);
2355
2356 return 0;
2357 }
2358
2359
2360 static int wpa_supplicant_ctrl_iface_enable_network(
2361 struct wpa_supplicant *wpa_s, char *cmd)
2362 {
2363 int id;
2364 struct wpa_ssid *ssid;
2365
2366 /* cmd: "<network id>" or "all" */
2367 if (os_strcmp(cmd, "all") == 0) {
2368 wpa_printf(MSG_DEBUG, "CTRL_IFACE: ENABLE_NETWORK all");
2369 ssid = NULL;
2370 } else {
2371 id = atoi(cmd);
2372 wpa_printf(MSG_DEBUG, "CTRL_IFACE: ENABLE_NETWORK id=%d", id);
2373
2374 ssid = wpa_config_get_network(wpa_s->conf, id);
2375 if (ssid == NULL) {
2376 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
2377 "network id=%d", id);
2378 return -1;
2379 }
2380 if (ssid->disabled == 2) {
2381 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Cannot use "
2382 "ENABLE_NETWORK with persistent P2P group");
2383 return -1;
2384 }
2385
2386 if (os_strstr(cmd, " no-connect")) {
2387 ssid->disabled = 0;
2388 return 0;
2389 }
2390 }
2391 wpa_supplicant_enable_network(wpa_s, ssid);
2392
2393 return 0;
2394 }
2395
2396
2397 static int wpa_supplicant_ctrl_iface_disable_network(
2398 struct wpa_supplicant *wpa_s, char *cmd)
2399 {
2400 int id;
2401 struct wpa_ssid *ssid;
2402
2403 /* cmd: "<network id>" or "all" */
2404 if (os_strcmp(cmd, "all") == 0) {
2405 wpa_printf(MSG_DEBUG, "CTRL_IFACE: DISABLE_NETWORK all");
2406 ssid = NULL;
2407 } else {
2408 id = atoi(cmd);
2409 wpa_printf(MSG_DEBUG, "CTRL_IFACE: DISABLE_NETWORK id=%d", id);
2410
2411 ssid = wpa_config_get_network(wpa_s->conf, id);
2412 if (ssid == NULL) {
2413 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
2414 "network id=%d", id);
2415 return -1;
2416 }
2417 if (ssid->disabled == 2) {
2418 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Cannot use "
2419 "DISABLE_NETWORK with persistent P2P "
2420 "group");
2421 return -1;
2422 }
2423 }
2424 wpa_supplicant_disable_network(wpa_s, ssid);
2425
2426 return 0;
2427 }
2428
2429
2430 static int wpa_supplicant_ctrl_iface_add_network(
2431 struct wpa_supplicant *wpa_s, char *buf, size_t buflen)
2432 {
2433 struct wpa_ssid *ssid;
2434 int ret;
2435
2436 wpa_printf(MSG_DEBUG, "CTRL_IFACE: ADD_NETWORK");
2437
2438 ssid = wpa_config_add_network(wpa_s->conf);
2439 if (ssid == NULL)
2440 return -1;
2441
2442 wpas_notify_network_added(wpa_s, ssid);
2443
2444 ssid->disabled = 1;
2445 wpa_config_set_network_defaults(ssid);
2446
2447 ret = os_snprintf(buf, buflen, "%d\n", ssid->id);
2448 if (ret < 0 || (size_t) ret >= buflen)
2449 return -1;
2450 return ret;
2451 }
2452
2453
2454 static int wpa_supplicant_ctrl_iface_remove_network(
2455 struct wpa_supplicant *wpa_s, char *cmd)
2456 {
2457 int id;
2458 struct wpa_ssid *ssid;
2459 int was_disabled;
2460
2461 /* cmd: "<network id>" or "all" */
2462 if (os_strcmp(cmd, "all") == 0) {
2463 wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_NETWORK all");
2464 if (wpa_s->sched_scanning)
2465 wpa_supplicant_cancel_sched_scan(wpa_s);
2466
2467 eapol_sm_invalidate_cached_session(wpa_s->eapol);
2468 if (wpa_s->current_ssid) {
2469 #ifdef CONFIG_SME
2470 wpa_s->sme.prev_bssid_set = 0;
2471 #endif /* CONFIG_SME */
2472 wpa_sm_set_config(wpa_s->wpa, NULL);
2473 eapol_sm_notify_config(wpa_s->eapol, NULL, NULL);
2474 wpa_supplicant_deauthenticate(
2475 wpa_s, WLAN_REASON_DEAUTH_LEAVING);
2476 }
2477 ssid = wpa_s->conf->ssid;
2478 while (ssid) {
2479 struct wpa_ssid *remove_ssid = ssid;
2480 id = ssid->id;
2481 ssid = ssid->next;
2482 wpas_notify_network_removed(wpa_s, remove_ssid);
2483 wpa_config_remove_network(wpa_s->conf, id);
2484 }
2485 return 0;
2486 }
2487
2488 id = atoi(cmd);
2489 wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_NETWORK id=%d", id);
2490
2491 ssid = wpa_config_get_network(wpa_s->conf, id);
2492 if (ssid)
2493 wpas_notify_network_removed(wpa_s, ssid);
2494 if (ssid == NULL) {
2495 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find network "
2496 "id=%d", id);
2497 return -1;
2498 }
2499
2500 if (ssid == wpa_s->current_ssid || wpa_s->current_ssid == NULL) {
2501 #ifdef CONFIG_SME
2502 wpa_s->sme.prev_bssid_set = 0;
2503 #endif /* CONFIG_SME */
2504 /*
2505 * Invalidate the EAP session cache if the current or
2506 * previously used network is removed.
2507 */
2508 eapol_sm_invalidate_cached_session(wpa_s->eapol);
2509 }
2510
2511 if (ssid == wpa_s->current_ssid) {
2512 wpa_sm_set_config(wpa_s->wpa, NULL);
2513 eapol_sm_notify_config(wpa_s->eapol, NULL, NULL);
2514
2515 wpa_supplicant_deauthenticate(wpa_s,
2516 WLAN_REASON_DEAUTH_LEAVING);
2517 }
2518
2519 was_disabled = ssid->disabled;
2520
2521 if (wpa_config_remove_network(wpa_s->conf, id) < 0) {
2522 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Not able to remove the "
2523 "network id=%d", id);
2524 return -1;
2525 }
2526
2527 if (!was_disabled && wpa_s->sched_scanning) {
2528 wpa_printf(MSG_DEBUG, "Stop ongoing sched_scan to remove "
2529 "network from filters");
2530 wpa_supplicant_cancel_sched_scan(wpa_s);
2531 wpa_supplicant_req_scan(wpa_s, 0, 0);
2532 }
2533
2534 return 0;
2535 }
2536
2537
2538 static int wpa_supplicant_ctrl_iface_update_network(
2539 struct wpa_supplicant *wpa_s, struct wpa_ssid *ssid,
2540 char *name, char *value)
2541 {
2542 if (wpa_config_set(ssid, name, value, 0) < 0) {
2543 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Failed to set network "
2544 "variable '%s'", name);
2545 return -1;
2546 }
2547
2548 if (os_strcmp(name, "bssid") != 0 &&
2549 os_strcmp(name, "priority") != 0)
2550 wpa_sm_pmksa_cache_flush(wpa_s->wpa, ssid);
2551
2552 if (wpa_s->current_ssid == ssid || wpa_s->current_ssid == NULL) {
2553 /*
2554 * Invalidate the EAP session cache if anything in the current
2555 * or previously used configuration changes.
2556 */
2557 eapol_sm_invalidate_cached_session(wpa_s->eapol);
2558 }
2559
2560 if ((os_strcmp(name, "psk") == 0 &&
2561 value[0] == '"' && ssid->ssid_len) ||
2562 (os_strcmp(name, "ssid") == 0 && ssid->passphrase))
2563 wpa_config_update_psk(ssid);
2564 else if (os_strcmp(name, "priority") == 0)
2565 wpa_config_update_prio_list(wpa_s->conf);
2566
2567 return 0;
2568 }
2569
2570
2571 static int wpa_supplicant_ctrl_iface_set_network(
2572 struct wpa_supplicant *wpa_s, char *cmd)
2573 {
2574 int id, ret, prev_bssid_set;
2575 struct wpa_ssid *ssid;
2576 char *name, *value;
2577 u8 prev_bssid[ETH_ALEN];
2578
2579 /* cmd: "<network id> <variable name> <value>" */
2580 name = os_strchr(cmd, ' ');
2581 if (name == NULL)
2582 return -1;
2583 *name++ = '\0';
2584
2585 value = os_strchr(name, ' ');
2586 if (value == NULL)
2587 return -1;
2588 *value++ = '\0';
2589
2590 id = atoi(cmd);
2591 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SET_NETWORK id=%d name='%s'",
2592 id, name);
2593 wpa_hexdump_ascii_key(MSG_DEBUG, "CTRL_IFACE: value",
2594 (u8 *) value, os_strlen(value));
2595
2596 ssid = wpa_config_get_network(wpa_s->conf, id);
2597 if (ssid == NULL) {
2598 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find network "
2599 "id=%d", id);
2600 return -1;
2601 }
2602
2603 prev_bssid_set = ssid->bssid_set;
2604 os_memcpy(prev_bssid, ssid->bssid, ETH_ALEN);
2605 ret = wpa_supplicant_ctrl_iface_update_network(wpa_s, ssid, name,
2606 value);
2607 if (ret == 0 &&
2608 (ssid->bssid_set != prev_bssid_set ||
2609 os_memcmp(ssid->bssid, prev_bssid, ETH_ALEN) != 0))
2610 wpas_notify_network_bssid_set_changed(wpa_s, ssid);
2611 return ret;
2612 }
2613
2614
2615 static int wpa_supplicant_ctrl_iface_get_network(
2616 struct wpa_supplicant *wpa_s, char *cmd, char *buf, size_t buflen)
2617 {
2618 int id;
2619 size_t res;
2620 struct wpa_ssid *ssid;
2621 char *name, *value;
2622
2623 /* cmd: "<network id> <variable name>" */
2624 name = os_strchr(cmd, ' ');
2625 if (name == NULL || buflen == 0)
2626 return -1;
2627 *name++ = '\0';
2628
2629 id = atoi(cmd);
2630 wpa_printf(MSG_DEBUG, "CTRL_IFACE: GET_NETWORK id=%d name='%s'",
2631 id, name);
2632
2633 ssid = wpa_config_get_network(wpa_s->conf, id);
2634 if (ssid == NULL) {
2635 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find network "
2636 "id=%d", id);
2637 return -1;
2638 }
2639
2640 value = wpa_config_get_no_key(ssid, name);
2641 if (value == NULL) {
2642 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Failed to get network "
2643 "variable '%s'", name);
2644 return -1;
2645 }
2646
2647 res = os_strlcpy(buf, value, buflen);
2648 if (res >= buflen) {
2649 os_free(value);
2650 return -1;
2651 }
2652
2653 os_free(value);
2654
2655 return res;
2656 }
2657
2658
2659 static int wpa_supplicant_ctrl_iface_dup_network(
2660 struct wpa_supplicant *wpa_s, char *cmd)
2661 {
2662 struct wpa_ssid *ssid_s, *ssid_d;
2663 char *name, *id, *value;
2664 int id_s, id_d, ret;
2665
2666 /* cmd: "<src network id> <dst network id> <variable name>" */
2667 id = os_strchr(cmd, ' ');
2668 if (id == NULL)
2669 return -1;
2670 *id++ = '\0';
2671
2672 name = os_strchr(id, ' ');
2673 if (name == NULL)
2674 return -1;
2675 *name++ = '\0';
2676
2677 id_s = atoi(cmd);
2678 id_d = atoi(id);
2679 wpa_printf(MSG_DEBUG, "CTRL_IFACE: DUP_NETWORK id=%d -> %d name='%s'",
2680 id_s, id_d, name);
2681
2682 ssid_s = wpa_config_get_network(wpa_s->conf, id_s);
2683 if (ssid_s == NULL) {
2684 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
2685 "network id=%d", id_s);
2686 return -1;
2687 }
2688
2689 ssid_d = wpa_config_get_network(wpa_s->conf, id_d);
2690 if (ssid_d == NULL) {
2691 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
2692 "network id=%d", id_s);
2693 return -1;
2694 }
2695
2696 value = wpa_config_get(ssid_s, name);
2697 if (value == NULL) {
2698 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Failed to get network "
2699 "variable '%s'", name);
2700 return -1;
2701 }
2702
2703 ret = wpa_supplicant_ctrl_iface_update_network(wpa_s, ssid_d, name,
2704 value);
2705
2706 os_free(value);
2707
2708 return ret;
2709 }
2710
2711
2712 static int wpa_supplicant_ctrl_iface_list_creds(struct wpa_supplicant *wpa_s,
2713 char *buf, size_t buflen)
2714 {
2715 char *pos, *end;
2716 struct wpa_cred *cred;
2717 int ret;
2718
2719 pos = buf;
2720 end = buf + buflen;
2721 ret = os_snprintf(pos, end - pos,
2722 "cred id / realm / username / domain / imsi\n");
2723 if (ret < 0 || ret >= end - pos)
2724 return pos - buf;
2725 pos += ret;
2726
2727 cred = wpa_s->conf->cred;
2728 while (cred) {
2729 ret = os_snprintf(pos, end - pos, "%d\t%s\t%s\t%s\t%s\n",
2730 cred->id, cred->realm ? cred->realm : "",
2731 cred->username ? cred->username : "",
2732 cred->domain ? cred->domain[0] : "",
2733 cred->imsi ? cred->imsi : "");
2734 if (ret < 0 || ret >= end - pos)
2735 return pos - buf;
2736 pos += ret;
2737
2738 cred = cred->next;
2739 }
2740
2741 return pos - buf;
2742 }
2743
2744
2745 static int wpa_supplicant_ctrl_iface_add_cred(struct wpa_supplicant *wpa_s,
2746 char *buf, size_t buflen)
2747 {
2748 struct wpa_cred *cred;
2749 int ret;
2750
2751 wpa_printf(MSG_DEBUG, "CTRL_IFACE: ADD_CRED");
2752
2753 cred = wpa_config_add_cred(wpa_s->conf);
2754 if (cred == NULL)
2755 return -1;
2756
2757 wpa_msg(wpa_s, MSG_INFO, CRED_ADDED "%d", cred->id);
2758
2759 ret = os_snprintf(buf, buflen, "%d\n", cred->id);
2760 if (ret < 0 || (size_t) ret >= buflen)
2761 return -1;
2762 return ret;
2763 }
2764
2765
2766 static int wpas_ctrl_remove_cred(struct wpa_supplicant *wpa_s,
2767 struct wpa_cred *cred)
2768 {
2769 struct wpa_ssid *ssid;
2770 char str[20];
2771 int id;
2772
2773 if (cred == NULL) {
2774 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find cred");
2775 return -1;
2776 }
2777
2778 id = cred->id;
2779 if (wpa_config_remove_cred(wpa_s->conf, id) < 0) {
2780 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find cred");
2781 return -1;
2782 }
2783
2784 wpa_msg(wpa_s, MSG_INFO, CRED_REMOVED "%d", id);
2785
2786 /* Remove any network entry created based on the removed credential */
2787 ssid = wpa_s->conf->ssid;
2788 while (ssid) {
2789 if (ssid->parent_cred == cred) {
2790 wpa_printf(MSG_DEBUG, "Remove network id %d since it "
2791 "used the removed credential", ssid->id);
2792 os_snprintf(str, sizeof(str), "%d", ssid->id);
2793 ssid = ssid->next;
2794 wpa_supplicant_ctrl_iface_remove_network(wpa_s, str);
2795 } else
2796 ssid = ssid->next;
2797 }
2798
2799 return 0;
2800 }
2801
2802
2803 static int wpa_supplicant_ctrl_iface_remove_cred(struct wpa_supplicant *wpa_s,
2804 char *cmd)
2805 {
2806 int id;
2807 struct wpa_cred *cred, *prev;
2808
2809 /* cmd: "<cred id>", "all", "sp_fqdn=<FQDN>", or
2810 * "provisioning_sp=<FQDN> */
2811 if (os_strcmp(cmd, "all") == 0) {
2812 wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_CRED all");
2813 cred = wpa_s->conf->cred;
2814 while (cred) {
2815 prev = cred;
2816 cred = cred->next;
2817 wpas_ctrl_remove_cred(wpa_s, prev);
2818 }
2819 return 0;
2820 }
2821
2822 if (os_strncmp(cmd, "sp_fqdn=", 8) == 0) {
2823 wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_CRED SP FQDN '%s'",
2824 cmd + 8);
2825 cred = wpa_s->conf->cred;
2826 while (cred) {
2827 prev = cred;
2828 cred = cred->next;
2829 if (prev->domain) {
2830 size_t i;
2831 for (i = 0; i < prev->num_domain; i++) {
2832 if (os_strcmp(prev->domain[i], cmd + 8)
2833 != 0)
2834 continue;
2835 wpas_ctrl_remove_cred(wpa_s, prev);
2836 break;
2837 }
2838 }
2839 }
2840 return 0;
2841 }
2842
2843 if (os_strncmp(cmd, "provisioning_sp=", 16) == 0) {
2844 wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_CRED provisioning SP FQDN '%s'",
2845 cmd + 16);
2846 cred = wpa_s->conf->cred;
2847 while (cred) {
2848 prev = cred;
2849 cred = cred->next;
2850 if (prev->provisioning_sp &&
2851 os_strcmp(prev->provisioning_sp, cmd + 16) == 0)
2852 wpas_ctrl_remove_cred(wpa_s, prev);
2853 }
2854 return 0;
2855 }
2856
2857 id = atoi(cmd);
2858 wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_CRED id=%d", id);
2859
2860 cred = wpa_config_get_cred(wpa_s->conf, id);
2861 return wpas_ctrl_remove_cred(wpa_s, cred);
2862 }
2863
2864
2865 static int wpa_supplicant_ctrl_iface_set_cred(struct wpa_supplicant *wpa_s,
2866 char *cmd)
2867 {
2868 int id;
2869 struct wpa_cred *cred;
2870 char *name, *value;
2871
2872 /* cmd: "<cred id> <variable name> <value>" */
2873 name = os_strchr(cmd, ' ');
2874 if (name == NULL)
2875 return -1;
2876 *name++ = '\0';
2877
2878 value = os_strchr(name, ' ');
2879 if (value == NULL)
2880 return -1;
2881 *value++ = '\0';
2882
2883 id = atoi(cmd);
2884 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SET_CRED id=%d name='%s'",
2885 id, name);
2886 wpa_hexdump_ascii_key(MSG_DEBUG, "CTRL_IFACE: value",
2887 (u8 *) value, os_strlen(value));
2888
2889 cred = wpa_config_get_cred(wpa_s->conf, id);
2890 if (cred == NULL) {
2891 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find cred id=%d",
2892 id);
2893 return -1;
2894 }
2895
2896 if (wpa_config_set_cred(cred, name, value, 0) < 0) {
2897 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Failed to set cred "
2898 "variable '%s'", name);
2899 return -1;
2900 }
2901
2902 wpa_msg(wpa_s, MSG_INFO, CRED_MODIFIED "%d %s", cred->id, name);
2903
2904 return 0;
2905 }
2906
2907
2908 static int wpa_supplicant_ctrl_iface_get_cred(struct wpa_supplicant *wpa_s,
2909 char *cmd, char *buf,
2910 size_t buflen)
2911 {
2912 int id;
2913 size_t res;
2914 struct wpa_cred *cred;
2915 char *name, *value;
2916
2917 /* cmd: "<cred id> <variable name>" */
2918 name = os_strchr(cmd, ' ');
2919 if (name == NULL)
2920 return -1;
2921 *name++ = '\0';
2922
2923 id = atoi(cmd);
2924 wpa_printf(MSG_DEBUG, "CTRL_IFACE: GET_CRED id=%d name='%s'",
2925 id, name);
2926
2927 cred = wpa_config_get_cred(wpa_s->conf, id);
2928 if (cred == NULL) {
2929 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find cred id=%d",
2930 id);
2931 return -1;
2932 }
2933
2934 value = wpa_config_get_cred_no_key(cred, name);
2935 if (value == NULL) {
2936 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Failed to get cred variable '%s'",
2937 name);
2938 return -1;
2939 }
2940
2941 res = os_strlcpy(buf, value, buflen);
2942 if (res >= buflen) {
2943 os_free(value);
2944 return -1;
2945 }
2946
2947 os_free(value);
2948
2949 return res;
2950 }
2951
2952
2953 #ifndef CONFIG_NO_CONFIG_WRITE
2954 static int wpa_supplicant_ctrl_iface_save_config(struct wpa_supplicant *wpa_s)
2955 {
2956 int ret;
2957
2958 if (!wpa_s->conf->update_config) {
2959 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Not allowed "
2960 "to update configuration (update_config=0)");
2961 return -1;
2962 }
2963
2964 ret = wpa_config_write(wpa_s->confname, wpa_s->conf);
2965 if (ret) {
2966 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Failed to "
2967 "update configuration");
2968 } else {
2969 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Configuration"
2970 " updated");
2971 }
2972
2973 return ret;
2974 }
2975 #endif /* CONFIG_NO_CONFIG_WRITE */
2976
2977
2978 struct cipher_info {
2979 unsigned int capa;
2980 const char *name;
2981 int group_only;
2982 };
2983
2984 static const struct cipher_info ciphers[] = {
2985 { WPA_DRIVER_CAPA_ENC_CCMP_256, "CCMP-256", 0 },
2986 { WPA_DRIVER_CAPA_ENC_GCMP_256, "GCMP-256", 0 },
2987 { WPA_DRIVER_CAPA_ENC_CCMP, "CCMP", 0 },
2988 { WPA_DRIVER_CAPA_ENC_GCMP, "GCMP", 0 },
2989 { WPA_DRIVER_CAPA_ENC_TKIP, "TKIP", 0 },
2990 { WPA_DRIVER_CAPA_KEY_MGMT_WPA_NONE, "NONE", 0 },
2991 { WPA_DRIVER_CAPA_ENC_WEP104, "WEP104", 1 },
2992 { WPA_DRIVER_CAPA_ENC_WEP40, "WEP40", 1 }
2993 };
2994
2995
2996 static int ctrl_iface_get_capability_pairwise(int res, char *strict,
2997 struct wpa_driver_capa *capa,
2998 char *buf, size_t buflen)
2999 {
3000 int ret;
3001 char *pos, *end;
3002 size_t len;
3003 unsigned int i;
3004
3005 pos = buf;
3006 end = pos + buflen;
3007
3008 if (res < 0) {
3009 if (strict)
3010 return 0;
3011 len = os_strlcpy(buf, "CCMP TKIP NONE", buflen);
3012 if (len >= buflen)
3013 return -1;
3014 return len;
3015 }
3016
3017 for (i = 0; i < ARRAY_SIZE(ciphers); i++) {
3018 if (!ciphers[i].group_only && capa->enc & ciphers[i].capa) {
3019 ret = os_snprintf(pos, end - pos, "%s%s",
3020 pos == buf ? "" : " ",
3021 ciphers[i].name);
3022 if (ret < 0 || ret >= end - pos)
3023 return pos - buf;
3024 pos += ret;
3025 }
3026 }
3027
3028 return pos - buf;
3029 }
3030
3031
3032 static int ctrl_iface_get_capability_group(int res, char *strict,
3033 struct wpa_driver_capa *capa,
3034 char *buf, size_t buflen)
3035 {
3036 int ret;
3037 char *pos, *end;
3038 size_t len;
3039 unsigned int i;
3040
3041 pos = buf;
3042 end = pos + buflen;
3043
3044 if (res < 0) {
3045 if (strict)
3046 return 0;
3047 len = os_strlcpy(buf, "CCMP TKIP WEP104 WEP40", buflen);
3048 if (len >= buflen)
3049 return -1;
3050 return len;
3051 }
3052
3053 for (i = 0; i < ARRAY_SIZE(ciphers); i++) {
3054 if (capa->enc & ciphers[i].capa) {
3055 ret = os_snprintf(pos, end - pos, "%s%s",
3056 pos == buf ? "" : " ",
3057 ciphers[i].name);
3058 if (ret < 0 || ret >= end - pos)
3059 return pos - buf;
3060 pos += ret;
3061 }
3062 }
3063
3064 return pos - buf;
3065 }
3066
3067
3068 static int ctrl_iface_get_capability_key_mgmt(int res, char *strict,
3069 struct wpa_driver_capa *capa,
3070 char *buf, size_t buflen)
3071 {
3072 int ret;
3073 char *pos, *end;
3074 size_t len;
3075
3076 pos = buf;
3077 end = pos + buflen;
3078
3079 if (res < 0) {
3080 if (strict)
3081 return 0;
3082 len = os_strlcpy(buf, "WPA-PSK WPA-EAP IEEE8021X WPA-NONE "
3083 "NONE", buflen);
3084 if (len >= buflen)
3085 return -1;
3086 return len;
3087 }
3088
3089 ret = os_snprintf(pos, end - pos, "NONE IEEE8021X");
3090 if (ret < 0 || ret >= end - pos)
3091 return pos - buf;
3092 pos += ret;
3093
3094 if (capa->key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA |
3095 WPA_DRIVER_CAPA_KEY_MGMT_WPA2)) {
3096 ret = os_snprintf(pos, end - pos, " WPA-EAP");
3097 if (ret < 0 || ret >= end - pos)
3098 return pos - buf;
3099 pos += ret;
3100 }
3101
3102 if (capa->key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA_PSK |
3103 WPA_DRIVER_CAPA_KEY_MGMT_WPA2_PSK)) {
3104 ret = os_snprintf(pos, end - pos, " WPA-PSK");
3105 if (ret < 0 || ret >= end - pos)
3106 return pos - buf;
3107 pos += ret;
3108 }
3109
3110 if (capa->key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_WPA_NONE) {
3111 ret = os_snprintf(pos, end - pos, " WPA-NONE");
3112 if (ret < 0 || ret >= end - pos)
3113 return pos - buf;
3114 pos += ret;
3115 }
3116
3117 return pos - buf;
3118 }
3119
3120
3121 static int ctrl_iface_get_capability_proto(int res, char *strict,
3122 struct wpa_driver_capa *capa,
3123 char *buf, size_t buflen)
3124 {
3125 int ret;
3126 char *pos, *end;
3127 size_t len;
3128
3129 pos = buf;
3130 end = pos + buflen;
3131
3132 if (res < 0) {
3133 if (strict)
3134 return 0;
3135 len = os_strlcpy(buf, "RSN WPA", buflen);
3136 if (len >= buflen)
3137 return -1;
3138 return len;
3139 }
3140
3141 if (capa->key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA2 |
3142 WPA_DRIVER_CAPA_KEY_MGMT_WPA2_PSK)) {
3143 ret = os_snprintf(pos, end - pos, "%sRSN",
3144 pos == buf ? "" : " ");
3145 if (ret < 0 || ret >= end - pos)
3146 return pos - buf;
3147 pos += ret;
3148 }
3149
3150 if (capa->key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA |
3151 WPA_DRIVER_CAPA_KEY_MGMT_WPA_PSK)) {
3152 ret = os_snprintf(pos, end - pos, "%sWPA",
3153 pos == buf ? "" : " ");
3154 if (ret < 0 || ret >= end - pos)
3155 return pos - buf;
3156 pos += ret;
3157 }
3158
3159 return pos - buf;
3160 }
3161
3162
3163 static int ctrl_iface_get_capability_auth_alg(int res, char *strict,
3164 struct wpa_driver_capa *capa,
3165 char *buf, size_t buflen)
3166 {
3167 int ret;
3168 char *pos, *end;
3169 size_t len;
3170
3171 pos = buf;
3172 end = pos + buflen;
3173
3174 if (res < 0) {
3175 if (strict)
3176 return 0;
3177 len = os_strlcpy(buf, "OPEN SHARED LEAP", buflen);
3178 if (len >= buflen)
3179 return -1;
3180 return len;
3181 }
3182
3183 if (capa->auth & (WPA_DRIVER_AUTH_OPEN)) {
3184 ret = os_snprintf(pos, end - pos, "%sOPEN",
3185 pos == buf ? "" : " ");
3186 if (ret < 0 || ret >= end - pos)
3187 return pos - buf;
3188 pos += ret;
3189 }
3190
3191 if (capa->auth & (WPA_DRIVER_AUTH_SHARED)) {
3192 ret = os_snprintf(pos, end - pos, "%sSHARED",
3193 pos == buf ? "" : " ");
3194 if (ret < 0 || ret >= end - pos)
3195 return pos - buf;
3196 pos += ret;
3197 }
3198
3199 if (capa->auth & (WPA_DRIVER_AUTH_LEAP)) {
3200 ret = os_snprintf(pos, end - pos, "%sLEAP",
3201 pos == buf ? "" : " ");
3202 if (ret < 0 || ret >= end - pos)
3203 return pos - buf;
3204 pos += ret;
3205 }
3206
3207 return pos - buf;
3208 }
3209
3210
3211 static int ctrl_iface_get_capability_modes(int res, char *strict,
3212 struct wpa_driver_capa *capa,
3213 char *buf, size_t buflen)
3214 {
3215 int ret;
3216 char *pos, *end;
3217 size_t len;
3218
3219 pos = buf;
3220 end = pos + buflen;
3221
3222 if (res < 0) {
3223 if (strict)
3224 return 0;
3225 len = os_strlcpy(buf, "IBSS AP", buflen);
3226 if (len >= buflen)
3227 return -1;
3228 return len;
3229 }
3230
3231 if (capa->flags & WPA_DRIVER_FLAGS_IBSS) {
3232 ret = os_snprintf(pos, end - pos, "%sIBSS",
3233 pos == buf ? "" : " ");
3234 if (ret < 0 || ret >= end - pos)
3235 return pos - buf;
3236 pos += ret;
3237 }
3238
3239 if (capa->flags & WPA_DRIVER_FLAGS_AP) {
3240 ret = os_snprintf(pos, end - pos, "%sAP",
3241 pos == buf ? "" : " ");
3242 if (ret < 0 || ret >= end - pos)
3243 return pos - buf;
3244 pos += ret;
3245 }
3246
3247 return pos - buf;
3248 }
3249
3250
3251 static int ctrl_iface_get_capability_channels(struct wpa_supplicant *wpa_s,
3252 char *buf, size_t buflen)
3253 {
3254 struct hostapd_channel_data *chnl;
3255 int ret, i, j;
3256 char *pos, *end, *hmode;
3257
3258 pos = buf;
3259 end = pos + buflen;
3260
3261 for (j = 0; j < wpa_s->hw.num_modes; j++) {
3262 switch (wpa_s->hw.modes[j].mode) {
3263 case HOSTAPD_MODE_IEEE80211B:
3264 hmode = "B";
3265 break;
3266 case HOSTAPD_MODE_IEEE80211G:
3267 hmode = "G";
3268 break;
3269 case HOSTAPD_MODE_IEEE80211A:
3270 hmode = "A";
3271 break;
3272 case HOSTAPD_MODE_IEEE80211AD:
3273 hmode = "AD";
3274 break;
3275 default:
3276 continue;
3277 }
3278 ret = os_snprintf(pos, end - pos, "Mode[%s] Channels:", hmode);
3279 if (ret < 0 || ret >= end - pos)
3280 return pos - buf;
3281 pos += ret;
3282 chnl = wpa_s->hw.modes[j].channels;
3283 for (i = 0; i < wpa_s->hw.modes[j].num_channels; i++) {
3284 if (chnl[i].flag & HOSTAPD_CHAN_DISABLED)
3285 continue;
3286 ret = os_snprintf(pos, end - pos, " %d", chnl[i].chan);
3287 if (ret < 0 || ret >= end - pos)
3288 return pos - buf;
3289 pos += ret;
3290 }
3291 ret = os_snprintf(pos, end - pos, "\n");
3292 if (ret < 0 || ret >= end - pos)
3293 return pos - buf;
3294 pos += ret;
3295 }
3296
3297 return pos - buf;
3298 }
3299
3300
3301 static int ctrl_iface_get_capability_freq(struct wpa_supplicant *wpa_s,
3302 char *buf, size_t buflen)
3303 {
3304 struct hostapd_channel_data *chnl;
3305 int ret, i, j;
3306 char *pos, *end, *hmode;
3307
3308 pos = buf;
3309 end = pos + buflen;
3310
3311 for (j = 0; j < wpa_s->hw.num_modes; j++) {
3312 switch (wpa_s->hw.modes[j].mode) {
3313 case HOSTAPD_MODE_IEEE80211B:
3314 hmode = "B";
3315 break;
3316 case HOSTAPD_MODE_IEEE80211G:
3317 hmode = "G";
3318 break;
3319 case HOSTAPD_MODE_IEEE80211A:
3320 hmode = "A";
3321 break;
3322 case HOSTAPD_MODE_IEEE80211AD:
3323 hmode = "AD";
3324 break;
3325 default:
3326 continue;
3327 }
3328 ret = os_snprintf(pos, end - pos, "Mode[%s] Channels:\n",
3329 hmode);
3330 if (ret < 0 || ret >= end - pos)
3331 return pos - buf;
3332 pos += ret;
3333 chnl = wpa_s->hw.modes[j].channels;
3334 for (i = 0; i < wpa_s->hw.modes[j].num_channels; i++) {
3335 if (chnl[i].flag & HOSTAPD_CHAN_DISABLED)
3336 continue;
3337 ret = os_snprintf(pos, end - pos, " %d = %d MHz%s%s\n",
3338 chnl[i].chan, chnl[i].freq,
3339 chnl[i].flag & HOSTAPD_CHAN_NO_IBSS ?
3340 " (NO_IBSS)" : "",
3341 chnl[i].flag & HOSTAPD_CHAN_RADAR ?
3342 " (DFS)" : "");
3343
3344 if (ret < 0 || ret >= end - pos)
3345 return pos - buf;
3346 pos += ret;
3347 }
3348 ret = os_snprintf(pos, end - pos, "\n");
3349 if (ret < 0 || ret >= end - pos)
3350 return pos - buf;
3351 pos += ret;
3352 }
3353
3354 return pos - buf;
3355 }
3356
3357
3358 static int wpa_supplicant_ctrl_iface_get_capability(
3359 struct wpa_supplicant *wpa_s, const char *_field, char *buf,
3360 size_t buflen)
3361 {
3362 struct wpa_driver_capa capa;
3363 int res;
3364 char *strict;
3365 char field[30];
3366 size_t len;
3367
3368 /* Determine whether or not strict checking was requested */
3369 len = os_strlcpy(field, _field, sizeof(field));
3370 if (len >= sizeof(field))
3371 return -1;
3372 strict = os_strchr(field, ' ');
3373 if (strict != NULL) {
3374 *strict++ = '\0';
3375 if (os_strcmp(strict, "strict") != 0)
3376 return -1;
3377 }
3378
3379 wpa_printf(MSG_DEBUG, "CTRL_IFACE: GET_CAPABILITY '%s' %s",
3380 field, strict ? strict : "");
3381
3382 if (os_strcmp(field, "eap") == 0) {
3383 return eap_get_names(buf, buflen);
3384 }
3385
3386 res = wpa_drv_get_capa(wpa_s, &capa);
3387
3388 if (os_strcmp(field, "pairwise") == 0)
3389 return ctrl_iface_get_capability_pairwise(res, strict, &capa,
3390 buf, buflen);
3391
3392 if (os_strcmp(field, "group") == 0)
3393 return ctrl_iface_get_capability_group(res, strict, &capa,
3394 buf, buflen);
3395
3396 if (os_strcmp(field, "key_mgmt") == 0)
3397 return ctrl_iface_get_capability_key_mgmt(res, strict, &capa,
3398 buf, buflen);
3399
3400 if (os_strcmp(field, "proto") == 0)
3401 return ctrl_iface_get_capability_proto(res, strict, &capa,
3402 buf, buflen);
3403
3404 if (os_strcmp(field, "auth_alg") == 0)
3405 return ctrl_iface_get_capability_auth_alg(res, strict, &capa,
3406 buf, buflen);
3407
3408 if (os_strcmp(field, "modes") == 0)
3409 return ctrl_iface_get_capability_modes(res, strict, &capa,
3410 buf, buflen);
3411
3412 if (os_strcmp(field, "channels") == 0)
3413 return ctrl_iface_get_capability_channels(wpa_s, buf, buflen);
3414
3415 if (os_strcmp(field, "freq") == 0)
3416 return ctrl_iface_get_capability_freq(wpa_s, buf, buflen);
3417
3418 #ifdef CONFIG_TDLS
3419 if (os_strcmp(field, "tdls") == 0)
3420 return ctrl_iface_get_capability_tdls(wpa_s, buf, buflen);
3421 #endif /* CONFIG_TDLS */
3422
3423 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Unknown GET_CAPABILITY field '%s'",
3424 field);
3425
3426 return -1;
3427 }
3428
3429
3430 #ifdef CONFIG_INTERWORKING
3431 static char * anqp_add_hex(char *pos, char *end, const char *title,
3432 struct wpabuf *data)
3433 {
3434 char *start = pos;
3435 size_t i;
3436 int ret;
3437 const u8 *d;
3438
3439 if (data == NULL)
3440 return start;
3441
3442 ret = os_snprintf(pos, end - pos, "%s=", title);
3443 if (ret < 0 || ret >= end - pos)
3444 return start;
3445 pos += ret;
3446
3447 d = wpabuf_head_u8(data);
3448 for (i = 0; i < wpabuf_len(data); i++) {
3449 ret = os_snprintf(pos, end - pos, "%02x", *d++);
3450 if (ret < 0 || ret >= end - pos)
3451 return start;
3452 pos += ret;
3453 }
3454
3455 ret = os_snprintf(pos, end - pos, "\n");
3456 if (ret < 0 || ret >= end - pos)
3457 return start;
3458 pos += ret;
3459
3460 return pos;
3461 }
3462 #endif /* CONFIG_INTERWORKING */
3463
3464
3465 static int print_bss_info(struct wpa_supplicant *wpa_s, struct wpa_bss *bss,
3466 unsigned long mask, char *buf, size_t buflen)
3467 {
3468 size_t i;
3469 int ret;
3470 char *pos, *end;
3471 const u8 *ie, *ie2;
3472
3473 pos = buf;
3474 end = buf + buflen;
3475
3476 if (mask & WPA_BSS_MASK_ID) {
3477 ret = os_snprintf(pos, end - pos, "id=%u\n", bss->id);
3478 if (ret < 0 || ret >= end - pos)
3479 return 0;
3480 pos += ret;
3481 }
3482
3483 if (mask & WPA_BSS_MASK_BSSID) {
3484 ret = os_snprintf(pos, end - pos, "bssid=" MACSTR "\n",
3485 MAC2STR(bss->bssid));
3486 if (ret < 0 || ret >= end - pos)
3487 return 0;
3488 pos += ret;
3489 }
3490
3491 if (mask & WPA_BSS_MASK_FREQ) {
3492 ret = os_snprintf(pos, end - pos, "freq=%d\n", bss->freq);
3493 if (ret < 0 || ret >= end - pos)
3494 return 0;
3495 pos += ret;
3496 }
3497
3498 if (mask & WPA_BSS_MASK_BEACON_INT) {
3499 ret = os_snprintf(pos, end - pos, "beacon_int=%d\n",
3500 bss->beacon_int);
3501 if (ret < 0 || ret >= end - pos)
3502 return 0;
3503 pos += ret;
3504 }
3505
3506 if (mask & WPA_BSS_MASK_CAPABILITIES) {
3507 ret = os_snprintf(pos, end - pos, "capabilities=0x%04x\n",
3508 bss->caps);
3509 if (ret < 0 || ret >= end - pos)
3510 return 0;
3511 pos += ret;
3512 }
3513
3514 if (mask & WPA_BSS_MASK_QUAL) {
3515 ret = os_snprintf(pos, end - pos, "qual=%d\n", bss->qual);
3516 if (ret < 0 || ret >= end - pos)
3517 return 0;
3518 pos += ret;
3519 }
3520
3521 if (mask & WPA_BSS_MASK_NOISE) {
3522 ret = os_snprintf(pos, end - pos, "noise=%d\n", bss->noise);
3523 if (ret < 0 || ret >= end - pos)
3524 return 0;
3525 pos += ret;
3526 }
3527
3528 if (mask & WPA_BSS_MASK_LEVEL) {
3529 ret = os_snprintf(pos, end - pos, "level=%d\n", bss->level);
3530 if (ret < 0 || ret >= end - pos)
3531 return 0;
3532 pos += ret;
3533 }
3534
3535 if (mask & WPA_BSS_MASK_TSF) {
3536 ret = os_snprintf(pos, end - pos, "tsf=%016llu\n",
3537 (unsigned long long) bss->tsf);
3538 if (ret < 0 || ret >= end - pos)
3539 return 0;
3540 pos += ret;
3541 }
3542
3543 if (mask & WPA_BSS_MASK_AGE) {
3544 struct os_reltime now;
3545
3546 os_get_reltime(&now);
3547 ret = os_snprintf(pos, end - pos, "age=%d\n",
3548 (int) (now.sec - bss->last_update.sec));
3549 if (ret < 0 || ret >= end - pos)
3550 return 0;
3551 pos += ret;
3552 }
3553
3554 if (mask & WPA_BSS_MASK_IE) {
3555 ret = os_snprintf(pos, end - pos, "ie=");
3556 if (ret < 0 || ret >= end - pos)
3557 return 0;
3558 pos += ret;
3559
3560 ie = (const u8 *) (bss + 1);
3561 for (i = 0; i < bss->ie_len; i++) {
3562 ret = os_snprintf(pos, end - pos, "%02x", *ie++);
3563 if (ret < 0 || ret >= end - pos)
3564 return 0;
3565 pos += ret;
3566 }
3567
3568 ret = os_snprintf(pos, end - pos, "\n");
3569 if (ret < 0 || ret >= end - pos)
3570 return 0;
3571 pos += ret;
3572 }
3573
3574 if (mask & WPA_BSS_MASK_FLAGS) {
3575 ret = os_snprintf(pos, end - pos, "flags=");
3576 if (ret < 0 || ret >= end - pos)
3577 return 0;
3578 pos += ret;
3579
3580 ie = wpa_bss_get_vendor_ie(bss, WPA_IE_VENDOR_TYPE);
3581 if (ie)
3582 pos = wpa_supplicant_ie_txt(pos, end, "WPA", ie,
3583 2 + ie[1]);
3584 ie2 = wpa_bss_get_ie(bss, WLAN_EID_RSN);
3585 if (ie2)
3586 pos = wpa_supplicant_ie_txt(pos, end, "WPA2", ie2,
3587 2 + ie2[1]);
3588 pos = wpa_supplicant_wps_ie_txt(wpa_s, pos, end, bss);
3589 if (!ie && !ie2 && bss->caps & IEEE80211_CAP_PRIVACY) {
3590 ret = os_snprintf(pos, end - pos, "[WEP]");
3591 if (ret < 0 || ret >= end - pos)
3592 return 0;
3593 pos += ret;
3594 }
3595 if (bss_is_dmg(bss)) {
3596 const char *s;
3597 ret = os_snprintf(pos, end - pos, "[DMG]");
3598 if (ret < 0 || ret >= end - pos)
3599 return 0;
3600 pos += ret;
3601 switch (bss->caps & IEEE80211_CAP_DMG_MASK) {
3602 case IEEE80211_CAP_DMG_IBSS:
3603 s = "[IBSS]";
3604 break;
3605 case IEEE80211_CAP_DMG_AP:
3606 s = "[ESS]";
3607 break;
3608 case IEEE80211_CAP_DMG_PBSS:
3609 s = "[PBSS]";
3610 break;
3611 default:
3612 s = "";
3613 break;
3614 }
3615 ret = os_snprintf(pos, end - pos, "%s", s);
3616 if (ret < 0 || ret >= end - pos)
3617 return 0;
3618 pos += ret;
3619 } else {
3620 if (bss->caps & IEEE80211_CAP_IBSS) {
3621 ret = os_snprintf(pos, end - pos, "[IBSS]");
3622 if (ret < 0 || ret >= end - pos)
3623 return 0;
3624 pos += ret;
3625 }
3626 if (bss->caps & IEEE80211_CAP_ESS) {
3627 ret = os_snprintf(pos, end - pos, "[ESS]");
3628 if (ret < 0 || ret >= end - pos)
3629 return 0;
3630 pos += ret;
3631 }
3632 }
3633 if (wpa_bss_get_vendor_ie(bss, P2P_IE_VENDOR_TYPE) ||
3634 wpa_bss_get_vendor_ie_beacon(bss, P2P_IE_VENDOR_TYPE)) {
3635 ret = os_snprintf(pos, end - pos, "[P2P]");
3636 if (ret < 0 || ret >= end - pos)
3637 return 0;
3638 pos += ret;
3639 }
3640 #ifdef CONFIG_HS20
3641 if (wpa_bss_get_vendor_ie(bss, HS20_IE_VENDOR_TYPE)) {
3642 ret = os_snprintf(pos, end - pos, "[HS20]");
3643 if (ret < 0 || ret >= end - pos)
3644 return 0;
3645 pos += ret;
3646 }
3647 #endif /* CONFIG_HS20 */
3648
3649 ret = os_snprintf(pos, end - pos, "\n");
3650 if (ret < 0 || ret >= end - pos)
3651 return 0;
3652 pos += ret;
3653 }
3654
3655 if (mask & WPA_BSS_MASK_SSID) {
3656 ret = os_snprintf(pos, end - pos, "ssid=%s\n",
3657 wpa_ssid_txt(bss->ssid, bss->ssid_len));
3658 if (ret < 0 || ret >= end - pos)
3659 return 0;
3660 pos += ret;
3661 }
3662
3663 #ifdef CONFIG_WPS
3664 if (mask & WPA_BSS_MASK_WPS_SCAN) {
3665 ie = (const u8 *) (bss + 1);
3666 ret = wpas_wps_scan_result_text(ie, bss->ie_len, pos, end);
3667 if (ret < 0 || ret >= end - pos)
3668 return 0;
3669 pos += ret;
3670 }
3671 #endif /* CONFIG_WPS */
3672
3673 #ifdef CONFIG_P2P
3674 if (mask & WPA_BSS_MASK_P2P_SCAN) {
3675 ie = (const u8 *) (bss + 1);
3676 ret = wpas_p2p_scan_result_text(ie, bss->ie_len, pos, end);
3677 if (ret < 0 || ret >= end - pos)
3678 return 0;
3679 pos += ret;
3680 }
3681 #endif /* CONFIG_P2P */
3682
3683 #ifdef CONFIG_WIFI_DISPLAY
3684 if (mask & WPA_BSS_MASK_WIFI_DISPLAY) {
3685 struct wpabuf *wfd;
3686 ie = (const u8 *) (bss + 1);
3687 wfd = ieee802_11_vendor_ie_concat(ie, bss->ie_len,
3688 WFD_IE_VENDOR_TYPE);
3689 if (wfd) {
3690 ret = os_snprintf(pos, end - pos, "wfd_subelems=");
3691 if (ret < 0 || ret >= end - pos) {
3692 wpabuf_free(wfd);
3693 return 0;
3694 }
3695 pos += ret;
3696
3697 pos += wpa_snprintf_hex(pos, end - pos,
3698 wpabuf_head(wfd),
3699 wpabuf_len(wfd));
3700 wpabuf_free(wfd);
3701
3702 ret = os_snprintf(pos, end - pos, "\n");
3703 if (ret < 0 || ret >= end - pos)
3704 return 0;
3705 pos += ret;
3706 }
3707 }
3708 #endif /* CONFIG_WIFI_DISPLAY */
3709
3710 #ifdef CONFIG_INTERWORKING
3711 if ((mask & WPA_BSS_MASK_INTERNETW) && bss->anqp) {
3712 struct wpa_bss_anqp *anqp = bss->anqp;
3713 pos = anqp_add_hex(pos, end, "anqp_venue_name",
3714 anqp->venue_name);
3715 pos = anqp_add_hex(pos, end, "anqp_network_auth_type",
3716 anqp->network_auth_type);
3717 pos = anqp_add_hex(pos, end, "anqp_roaming_consortium",
3718 anqp->roaming_consortium);
3719 pos = anqp_add_hex(pos, end, "anqp_ip_addr_type_availability",
3720 anqp->ip_addr_type_availability);
3721 pos = anqp_add_hex(pos, end, "anqp_nai_realm",
3722 anqp->nai_realm);
3723 pos = anqp_add_hex(pos, end, "anqp_3gpp", anqp->anqp_3gpp);
3724 pos = anqp_add_hex(pos, end, "anqp_domain_name",
3725 anqp->domain_name);
3726 #ifdef CONFIG_HS20
3727 pos = anqp_add_hex(pos, end, "hs20_operator_friendly_name",
3728 anqp->hs20_operator_friendly_name);
3729 pos = anqp_add_hex(pos, end, "hs20_wan_metrics",
3730 anqp->hs20_wan_metrics);
3731 pos = anqp_add_hex(pos, end, "hs20_connection_capability",
3732 anqp->hs20_connection_capability);
3733 pos = anqp_add_hex(pos, end, "hs20_operating_class",
3734 anqp->hs20_operating_class);
3735 pos = anqp_add_hex(pos, end, "hs20_osu_providers_list",
3736 anqp->hs20_osu_providers_list);
3737 #endif /* CONFIG_HS20 */
3738 }
3739 #endif /* CONFIG_INTERWORKING */
3740
3741 if (mask & WPA_BSS_MASK_DELIM) {
3742 ret = os_snprintf(pos, end - pos, "====\n");
3743 if (ret < 0 || ret >= end - pos)
3744 return 0;
3745 pos += ret;
3746 }
3747
3748 return pos - buf;
3749 }
3750
3751
3752 static int wpa_supplicant_ctrl_iface_bss(struct wpa_supplicant *wpa_s,
3753 const char *cmd, char *buf,
3754 size_t buflen)
3755 {
3756 u8 bssid[ETH_ALEN];
3757 size_t i;
3758 struct wpa_bss *bss;
3759 struct wpa_bss *bsslast = NULL;
3760 struct dl_list *next;
3761 int ret = 0;
3762 int len;
3763 char *ctmp;
3764 unsigned long mask = WPA_BSS_MASK_ALL;
3765
3766 if (os_strncmp(cmd, "RANGE=", 6) == 0) {
3767 if (os_strncmp(cmd + 6, "ALL", 3) == 0) {
3768 bss = dl_list_first(&wpa_s->bss_id, struct wpa_bss,
3769 list_id);
3770 bsslast = dl_list_last(&wpa_s->bss_id, struct wpa_bss,
3771 list_id);
3772 } else { /* N1-N2 */
3773 unsigned int id1, id2;
3774
3775 if ((ctmp = os_strchr(cmd + 6, '-')) == NULL) {
3776 wpa_printf(MSG_INFO, "Wrong BSS range "
3777 "format");
3778 return 0;
3779 }
3780
3781 if (*(cmd + 6) == '-')
3782 id1 = 0;
3783 else
3784 id1 = atoi(cmd + 6);
3785 ctmp++;
3786 if (*ctmp >= '0' && *ctmp <= '9')
3787 id2 = atoi(ctmp);
3788 else
3789 id2 = (unsigned int) -1;
3790 bss = wpa_bss_get_id_range(wpa_s, id1, id2);
3791 if (id2 == (unsigned int) -1)
3792 bsslast = dl_list_last(&wpa_s->bss_id,
3793 struct wpa_bss,
3794 list_id);
3795 else {
3796 bsslast = wpa_bss_get_id(wpa_s, id2);
3797 if (bsslast == NULL && bss && id2 > id1) {
3798 struct wpa_bss *tmp = bss;
3799 for (;;) {
3800 next = tmp->list_id.next;
3801 if (next == &wpa_s->bss_id)
3802 break;
3803 tmp = dl_list_entry(
3804 next, struct wpa_bss,
3805 list_id);
3806 if (tmp->id > id2)
3807 break;
3808 bsslast = tmp;
3809 }
3810 }
3811 }
3812 }
3813 } else if (os_strncmp(cmd, "FIRST", 5) == 0)
3814 bss = dl_list_first(&wpa_s->bss_id, struct wpa_bss, list_id);
3815 else if (os_strncmp(cmd, "LAST", 4) == 0)
3816 bss = dl_list_last(&wpa_s->bss_id, struct wpa_bss, list_id);
3817 else if (os_strncmp(cmd, "ID-", 3) == 0) {
3818 i = atoi(cmd + 3);
3819 bss = wpa_bss_get_id(wpa_s, i);
3820 } else if (os_strncmp(cmd, "NEXT-", 5) == 0) {
3821 i = atoi(cmd + 5);
3822 bss = wpa_bss_get_id(wpa_s, i);
3823 if (bss) {
3824 next = bss->list_id.next;
3825 if (next == &wpa_s->bss_id)
3826 bss = NULL;
3827 else
3828 bss = dl_list_entry(next, struct wpa_bss,
3829 list_id);
3830 }
3831 #ifdef CONFIG_P2P
3832 } else if (os_strncmp(cmd, "p2p_dev_addr=", 13) == 0) {
3833 if (hwaddr_aton(cmd + 13, bssid) == 0)
3834 bss = wpa_bss_get_p2p_dev_addr(wpa_s, bssid);
3835 else
3836 bss = NULL;
3837 #endif /* CONFIG_P2P */
3838 } else if (hwaddr_aton(cmd, bssid) == 0)
3839 bss = wpa_bss_get_bssid(wpa_s, bssid);
3840 else {
3841 struct wpa_bss *tmp;
3842 i = atoi(cmd);
3843 bss = NULL;
3844 dl_list_for_each(tmp, &wpa_s->bss_id, struct wpa_bss, list_id)
3845 {
3846 if (i-- == 0) {
3847 bss = tmp;
3848 break;
3849 }
3850 }
3851 }
3852
3853 if ((ctmp = os_strstr(cmd, "MASK=")) != NULL) {
3854 mask = strtoul(ctmp + 5, NULL, 0x10);
3855 if (mask == 0)
3856 mask = WPA_BSS_MASK_ALL;
3857 }
3858
3859 if (bss == NULL)
3860 return 0;
3861
3862 if (bsslast == NULL)
3863 bsslast = bss;
3864 do {
3865 len = print_bss_info(wpa_s, bss, mask, buf, buflen);
3866 ret += len;
3867 buf += len;
3868 buflen -= len;
3869 if (bss == bsslast) {
3870 if ((mask & WPA_BSS_MASK_DELIM) && len &&
3871 (bss == dl_list_last(&wpa_s->bss_id,
3872 struct wpa_bss, list_id)))
3873 os_snprintf(buf - 5, 5, "####\n");
3874 break;
3875 }
3876 next = bss->list_id.next;
3877 if (next == &wpa_s->bss_id)
3878 break;
3879 bss = dl_list_entry(next, struct wpa_bss, list_id);
3880 } while (bss && len);
3881
3882 return ret;
3883 }
3884
3885
3886 static int wpa_supplicant_ctrl_iface_ap_scan(
3887 struct wpa_supplicant *wpa_s, char *cmd)
3888 {
3889 int ap_scan = atoi(cmd);
3890 return wpa_supplicant_set_ap_scan(wpa_s, ap_scan);
3891 }
3892
3893
3894 static int wpa_supplicant_ctrl_iface_scan_interval(
3895 struct wpa_supplicant *wpa_s, char *cmd)
3896 {
3897 int scan_int = atoi(cmd);
3898 return wpa_supplicant_set_scan_interval(wpa_s, scan_int);
3899 }
3900
3901
3902 static int wpa_supplicant_ctrl_iface_bss_expire_age(
3903 struct wpa_supplicant *wpa_s, char *cmd)
3904 {
3905 int expire_age = atoi(cmd);
3906 return wpa_supplicant_set_bss_expiration_age(wpa_s, expire_age);
3907 }
3908
3909
3910 static int wpa_supplicant_ctrl_iface_bss_expire_count(
3911 struct wpa_supplicant *wpa_s, char *cmd)
3912 {
3913 int expire_count = atoi(cmd);
3914 return wpa_supplicant_set_bss_expiration_count(wpa_s, expire_count);
3915 }
3916
3917
3918 static int wpa_supplicant_ctrl_iface_bss_flush(
3919 struct wpa_supplicant *wpa_s, char *cmd)
3920 {
3921 int flush_age = atoi(cmd);
3922
3923 if (flush_age == 0)
3924 wpa_bss_flush(wpa_s);
3925 else
3926 wpa_bss_flush_by_age(wpa_s, flush_age);
3927 return 0;
3928 }
3929
3930
3931 #ifdef CONFIG_TESTING_OPTIONS
3932 static void wpa_supplicant_ctrl_iface_drop_sa(struct wpa_supplicant *wpa_s)
3933 {
3934 wpa_printf(MSG_DEBUG, "Dropping SA without deauthentication");
3935 /* MLME-DELETEKEYS.request */
3936 wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 0, 0, NULL, 0, NULL, 0);
3937 wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 1, 0, NULL, 0, NULL, 0);
3938 wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 2, 0, NULL, 0, NULL, 0);
3939 wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 3, 0, NULL, 0, NULL, 0);
3940 #ifdef CONFIG_IEEE80211W
3941 wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 4, 0, NULL, 0, NULL, 0);
3942 wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 5, 0, NULL, 0, NULL, 0);
3943 #endif /* CONFIG_IEEE80211W */
3944
3945 wpa_drv_set_key(wpa_s, WPA_ALG_NONE, wpa_s->bssid, 0, 0, NULL, 0, NULL,
3946 0);
3947 /* MLME-SETPROTECTION.request(None) */
3948 wpa_drv_mlme_setprotection(wpa_s, wpa_s->bssid,
3949 MLME_SETPROTECTION_PROTECT_TYPE_NONE,
3950 MLME_SETPROTECTION_KEY_TYPE_PAIRWISE);
3951 wpa_sm_drop_sa(wpa_s->wpa);
3952 }
3953 #endif /* CONFIG_TESTING_OPTIONS */
3954
3955
3956 static int wpa_supplicant_ctrl_iface_roam(struct wpa_supplicant *wpa_s,
3957 char *addr)
3958 {
3959 #ifdef CONFIG_NO_SCAN_PROCESSING
3960 return -1;
3961 #else /* CONFIG_NO_SCAN_PROCESSING */
3962 u8 bssid[ETH_ALEN];
3963 struct wpa_bss *bss;
3964 struct wpa_ssid *ssid = wpa_s->current_ssid;
3965
3966 if (hwaddr_aton(addr, bssid)) {
3967 wpa_printf(MSG_DEBUG, "CTRL_IFACE ROAM: invalid "
3968 "address '%s'", addr);
3969 return -1;
3970 }
3971
3972 wpa_printf(MSG_DEBUG, "CTRL_IFACE ROAM " MACSTR, MAC2STR(bssid));
3973
3974 if (!ssid) {
3975 wpa_printf(MSG_DEBUG, "CTRL_IFACE ROAM: No network "
3976 "configuration known for the target AP");
3977 return -1;
3978 }
3979
3980 bss = wpa_bss_get(wpa_s, bssid, ssid->ssid, ssid->ssid_len);
3981 if (!bss) {
3982 wpa_printf(MSG_DEBUG, "CTRL_IFACE ROAM: Target AP not found "
3983 "from BSS table");
3984 return -1;
3985 }
3986
3987 /*
3988 * TODO: Find best network configuration block from configuration to
3989 * allow roaming to other networks
3990 */
3991
3992 wpa_s->reassociate = 1;
3993 wpa_supplicant_connect(wpa_s, bss, ssid);
3994
3995 return 0;
3996 #endif /* CONFIG_NO_SCAN_PROCESSING */
3997 }
3998
3999
4000 #ifdef CONFIG_P2P
4001 static int p2p_ctrl_find(struct wpa_supplicant *wpa_s, char *cmd)
4002 {
4003 unsigned int timeout = atoi(cmd);
4004 enum p2p_discovery_type type = P2P_FIND_START_WITH_FULL;
4005 u8 dev_id[ETH_ALEN], *_dev_id = NULL;
4006 u8 dev_type[WPS_DEV_TYPE_LEN], *_dev_type = NULL;
4007 char *pos;
4008 unsigned int search_delay;
4009
4010 if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED) {
4011 wpa_dbg(wpa_s, MSG_INFO,
4012 "Reject P2P_FIND since interface is disabled");
4013 return -1;
4014 }
4015 if (os_strstr(cmd, "type=social"))
4016 type = P2P_FIND_ONLY_SOCIAL;
4017 else if (os_strstr(cmd, "type=progressive"))
4018 type = P2P_FIND_PROGRESSIVE;
4019
4020 pos = os_strstr(cmd, "dev_id=");
4021 if (pos) {
4022 pos += 7;
4023 if (hwaddr_aton(pos, dev_id))
4024 return -1;
4025 _dev_id = dev_id;
4026 }
4027
4028 pos = os_strstr(cmd, "dev_type=");
4029 if (pos) {
4030 pos += 9;
4031 if (wps_dev_type_str2bin(pos, dev_type) < 0)
4032 return -1;
4033 _dev_type = dev_type;
4034 }
4035
4036 pos = os_strstr(cmd, "delay=");
4037 if (pos) {
4038 pos += 6;
4039 search_delay = atoi(pos);
4040 } else
4041 search_delay = wpas_p2p_search_delay(wpa_s);
4042
4043 return wpas_p2p_find(wpa_s, timeout, type, _dev_type != NULL, _dev_type,
4044 _dev_id, search_delay);
4045 }
4046
4047
4048 static int p2p_ctrl_connect(struct wpa_supplicant *wpa_s, char *cmd,
4049 char *buf, size_t buflen)
4050 {
4051 u8 addr[ETH_ALEN];
4052 char *pos, *pos2;
4053 char *pin = NULL;
4054 enum p2p_wps_method wps_method;
4055 int new_pin;
4056 int ret;
4057 int persistent_group, persistent_id = -1;
4058 int join;
4059 int auth;
4060 int automatic;
4061 int go_intent = -1;
4062 int freq = 0;
4063 int pd;
4064 int ht40, vht;
4065
4066 /* <addr> <"pbc" | "pin" | PIN> [label|display|keypad]
4067 * [persistent|persistent=<network id>]
4068 * [join] [auth] [go_intent=<0..15>] [freq=<in MHz>] [provdisc]
4069 * [ht40] [vht] */
4070
4071 if (hwaddr_aton(cmd, addr))
4072 return -1;
4073
4074 pos = cmd + 17;
4075 if (*pos != ' ')
4076 return -1;
4077 pos++;
4078
4079 persistent_group = os_strstr(pos, " persistent") != NULL;
4080 pos2 = os_strstr(pos, " persistent=");
4081 if (pos2) {
4082 struct wpa_ssid *ssid;
4083 persistent_id = atoi(pos2 + 12);
4084 ssid = wpa_config_get_network(wpa_s->conf, persistent_id);
4085 if (ssid == NULL || ssid->disabled != 2 ||
4086 ssid->mode != WPAS_MODE_P2P_GO) {
4087 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
4088 "SSID id=%d for persistent P2P group (GO)",
4089 persistent_id);
4090 return -1;
4091 }
4092 }
4093 join = os_strstr(pos, " join") != NULL;
4094 auth = os_strstr(pos, " auth") != NULL;
4095 automatic = os_strstr(pos, " auto") != NULL;
4096 pd = os_strstr(pos, " provdisc") != NULL;
4097 vht = (os_strstr(cmd, " vht") != NULL) || wpa_s->conf->p2p_go_vht;
4098 ht40 = (os_strstr(cmd, " ht40") != NULL) || wpa_s->conf->p2p_go_ht40 ||
4099 vht;
4100
4101 pos2 = os_strstr(pos, " go_intent=");
4102 if (pos2) {
4103 pos2 += 11;
4104 go_intent = atoi(pos2);
4105 if (go_intent < 0 || go_intent > 15)
4106 return -1;
4107 }
4108
4109 pos2 = os_strstr(pos, " freq=");
4110 if (pos2) {
4111 pos2 += 6;
4112 freq = atoi(pos2);
4113 if (freq <= 0)
4114 return -1;
4115 }
4116
4117 if (os_strncmp(pos, "pin", 3) == 0) {
4118 /* Request random PIN (to be displayed) and enable the PIN */
4119 wps_method = WPS_PIN_DISPLAY;
4120 } else if (os_strncmp(pos, "pbc", 3) == 0) {
4121 wps_method = WPS_PBC;
4122 } else {
4123 pin = pos;
4124 pos = os_strchr(pin, ' ');
4125 wps_method = WPS_PIN_KEYPAD;
4126 if (pos) {
4127 *pos++ = '\0';
4128 if (os_strncmp(pos, "display", 7) == 0)
4129 wps_method = WPS_PIN_DISPLAY;
4130 }
4131 if (!wps_pin_str_valid(pin)) {
4132 os_memcpy(buf, "FAIL-INVALID-PIN\n", 17);
4133 return 17;
4134 }
4135 }
4136
4137 new_pin = wpas_p2p_connect(wpa_s, addr, pin, wps_method,
4138 persistent_group, automatic, join,
4139 auth, go_intent, freq, persistent_id, pd,
4140 ht40, vht);
4141 if (new_pin == -2) {
4142 os_memcpy(buf, "FAIL-CHANNEL-UNAVAILABLE\n", 25);
4143 return 25;
4144 }
4145 if (new_pin == -3) {
4146 os_memcpy(buf, "FAIL-CHANNEL-UNSUPPORTED\n", 25);
4147 return 25;
4148 }
4149 if (new_pin < 0)
4150 return -1;
4151 if (wps_method == WPS_PIN_DISPLAY && pin == NULL) {
4152 ret = os_snprintf(buf, buflen, "%08d", new_pin);
4153 if (ret < 0 || (size_t) ret >= buflen)
4154 return -1;
4155 return ret;
4156 }
4157
4158 os_memcpy(buf, "OK\n", 3);
4159 return 3;
4160 }
4161
4162
4163 static int p2p_ctrl_listen(struct wpa_supplicant *wpa_s, char *cmd)
4164 {
4165 unsigned int timeout = atoi(cmd);
4166 if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED) {
4167 wpa_dbg(wpa_s, MSG_INFO,
4168 "Reject P2P_LISTEN since interface is disabled");
4169 return -1;
4170 }
4171 return wpas_p2p_listen(wpa_s, timeout);
4172 }
4173
4174
4175 static int p2p_ctrl_prov_disc(struct wpa_supplicant *wpa_s, char *cmd)
4176 {
4177 u8 addr[ETH_ALEN];
4178 char *pos;
4179 enum wpas_p2p_prov_disc_use use = WPAS_P2P_PD_FOR_GO_NEG;
4180
4181 /* <addr> <config method> [join|auto] */
4182
4183 if (hwaddr_aton(cmd, addr))
4184 return -1;
4185
4186 pos = cmd + 17;
4187 if (*pos != ' ')
4188 return -1;
4189 pos++;
4190
4191 if (os_strstr(pos, " join") != NULL)
4192 use = WPAS_P2P_PD_FOR_JOIN;
4193 else if (os_strstr(pos, " auto") != NULL)
4194 use = WPAS_P2P_PD_AUTO;
4195
4196 return wpas_p2p_prov_disc(wpa_s, addr, pos, use);
4197 }
4198
4199
4200 static int p2p_get_passphrase(struct wpa_supplicant *wpa_s, char *buf,
4201 size_t buflen)
4202 {
4203 struct wpa_ssid *ssid = wpa_s->current_ssid;
4204
4205 if (ssid == NULL || ssid->mode != WPAS_MODE_P2P_GO ||
4206 ssid->passphrase == NULL)
4207 return -1;
4208
4209 os_strlcpy(buf, ssid->passphrase, buflen);
4210 return os_strlen(buf);
4211 }
4212
4213
4214 static int p2p_ctrl_serv_disc_req(struct wpa_supplicant *wpa_s, char *cmd,
4215 char *buf, size_t buflen)
4216 {
4217 u64 ref;
4218 int res;
4219 u8 dst_buf[ETH_ALEN], *dst;
4220 struct wpabuf *tlvs;
4221 char *pos;
4222 size_t len;
4223
4224 if (hwaddr_aton(cmd, dst_buf))
4225 return -1;
4226 dst = dst_buf;
4227 if (dst[0] == 0 && dst[1] == 0 && dst[2] == 0 &&
4228 dst[3] == 0 && dst[4] == 0 && dst[5] == 0)
4229 dst = NULL;
4230 pos = cmd + 17;
4231 if (*pos != ' ')
4232 return -1;
4233 pos++;
4234
4235 if (os_strncmp(pos, "upnp ", 5) == 0) {
4236 u8 version;
4237 pos += 5;
4238 if (hexstr2bin(pos, &version, 1) < 0)
4239 return -1;
4240 pos += 2;
4241 if (*pos != ' ')
4242 return -1;
4243 pos++;
4244 ref = wpas_p2p_sd_request_upnp(wpa_s, dst, version, pos);
4245 #ifdef CONFIG_WIFI_DISPLAY
4246 } else if (os_strncmp(pos, "wifi-display ", 13) == 0) {
4247 ref = wpas_p2p_sd_request_wifi_display(wpa_s, dst, pos + 13);
4248 #endif /* CONFIG_WIFI_DISPLAY */
4249 } else {
4250 len = os_strlen(pos);
4251 if (len & 1)
4252 return -1;
4253 len /= 2;
4254 tlvs = wpabuf_alloc(len);
4255 if (tlvs == NULL)
4256 return -1;
4257 if (hexstr2bin(pos, wpabuf_put(tlvs, len), len) < 0) {
4258 wpabuf_free(tlvs);
4259 return -1;
4260 }
4261
4262 ref = wpas_p2p_sd_request(wpa_s, dst, tlvs);
4263 wpabuf_free(tlvs);
4264 }
4265 if (ref == 0)
4266 return -1;
4267 res = os_snprintf(buf, buflen, "%llx", (long long unsigned) ref);
4268 if (res < 0 || (unsigned) res >= buflen)
4269 return -1;
4270 return res;
4271 }
4272
4273
4274 static int p2p_ctrl_serv_disc_cancel_req(struct wpa_supplicant *wpa_s,
4275 char *cmd)
4276 {
4277 long long unsigned val;
4278 u64 req;
4279 if (sscanf(cmd, "%llx", &val) != 1)
4280 return -1;
4281 req = val;
4282 return wpas_p2p_sd_cancel_request(wpa_s, req);
4283 }
4284
4285
4286 static int p2p_ctrl_serv_disc_resp(struct wpa_supplicant *wpa_s, char *cmd)
4287 {
4288 int freq;
4289 u8 dst[ETH_ALEN];
4290 u8 dialog_token;
4291 struct wpabuf *resp_tlvs;
4292 char *pos, *pos2;
4293 size_t len;
4294
4295 pos = os_strchr(cmd, ' ');
4296 if (pos == NULL)
4297 return -1;
4298 *pos++ = '\0';
4299 freq = atoi(cmd);
4300 if (freq == 0)
4301 return -1;
4302
4303 if (hwaddr_aton(pos, dst))
4304 return -1;
4305 pos += 17;
4306 if (*pos != ' ')
4307 return -1;
4308 pos++;
4309
4310 pos2 = os_strchr(pos, ' ');
4311 if (pos2 == NULL)
4312 return -1;
4313 *pos2++ = '\0';
4314 dialog_token = atoi(pos);
4315
4316 len = os_strlen(pos2);
4317 if (len & 1)
4318 return -1;
4319 len /= 2;
4320 resp_tlvs = wpabuf_alloc(len);
4321 if (resp_tlvs == NULL)
4322 return -1;
4323 if (hexstr2bin(pos2, wpabuf_put(resp_tlvs, len), len) < 0) {
4324 wpabuf_free(resp_tlvs);
4325 return -1;
4326 }
4327
4328 wpas_p2p_sd_response(wpa_s, freq, dst, dialog_token, resp_tlvs);
4329 wpabuf_free(resp_tlvs);
4330 return 0;
4331 }
4332
4333
4334 static int p2p_ctrl_serv_disc_external(struct wpa_supplicant *wpa_s,
4335 char *cmd)
4336 {
4337 if (os_strcmp(cmd, "0") && os_strcmp(cmd, "1"))
4338 return -1;
4339 wpa_s->p2p_sd_over_ctrl_iface = atoi(cmd);
4340 return 0;
4341 }
4342
4343
4344 static int p2p_ctrl_service_add_bonjour(struct wpa_supplicant *wpa_s,
4345 char *cmd)
4346 {
4347 char *pos;
4348 size_t len;
4349 struct wpabuf *query, *resp;
4350
4351 pos = os_strchr(cmd, ' ');
4352 if (pos == NULL)
4353 return -1;
4354 *pos++ = '\0';
4355
4356 len = os_strlen(cmd);
4357 if (len & 1)
4358 return -1;
4359 len /= 2;
4360 query = wpabuf_alloc(len);
4361 if (query == NULL)
4362 return -1;
4363 if (hexstr2bin(cmd, wpabuf_put(query, len), len) < 0) {
4364 wpabuf_free(query);
4365 return -1;
4366 }
4367
4368 len = os_strlen(pos);
4369 if (len & 1) {
4370 wpabuf_free(query);
4371 return -1;
4372 }
4373 len /= 2;
4374 resp = wpabuf_alloc(len);
4375 if (resp == NULL) {
4376 wpabuf_free(query);
4377 return -1;
4378 }
4379 if (hexstr2bin(pos, wpabuf_put(resp, len), len) < 0) {
4380 wpabuf_free(query);
4381 wpabuf_free(resp);
4382 return -1;
4383 }
4384
4385 if (wpas_p2p_service_add_bonjour(wpa_s, query, resp) < 0) {
4386 wpabuf_free(query);
4387 wpabuf_free(resp);
4388 return -1;
4389 }
4390 return 0;
4391 }
4392
4393
4394 static int p2p_ctrl_service_add_upnp(struct wpa_supplicant *wpa_s, char *cmd)
4395 {
4396 char *pos;
4397 u8 version;
4398
4399 pos = os_strchr(cmd, ' ');
4400 if (pos == NULL)
4401 return -1;
4402 *pos++ = '\0';
4403
4404 if (hexstr2bin(cmd, &version, 1) < 0)
4405 return -1;
4406
4407 return wpas_p2p_service_add_upnp(wpa_s, version, pos);
4408 }
4409
4410
4411 static int p2p_ctrl_service_add(struct wpa_supplicant *wpa_s, char *cmd)
4412 {
4413 char *pos;
4414
4415 pos = os_strchr(cmd, ' ');
4416 if (pos == NULL)
4417 return -1;
4418 *pos++ = '\0';
4419
4420 if (os_strcmp(cmd, "bonjour") == 0)
4421 return p2p_ctrl_service_add_bonjour(wpa_s, pos);
4422 if (os_strcmp(cmd, "upnp") == 0)
4423 return p2p_ctrl_service_add_upnp(wpa_s, pos);
4424 wpa_printf(MSG_DEBUG, "Unknown service '%s'", cmd);
4425 return -1;
4426 }
4427
4428
4429 static int p2p_ctrl_service_del_bonjour(struct wpa_supplicant *wpa_s,
4430 char *cmd)
4431 {
4432 size_t len;
4433 struct wpabuf *query;
4434 int ret;
4435
4436 len = os_strlen(cmd);
4437 if (len & 1)
4438 return -1;
4439 len /= 2;
4440 query = wpabuf_alloc(len);
4441 if (query == NULL)
4442 return -1;
4443 if (hexstr2bin(cmd, wpabuf_put(query, len), len) < 0) {
4444 wpabuf_free(query);
4445 return -1;
4446 }
4447
4448 ret = wpas_p2p_service_del_bonjour(wpa_s, query);
4449 wpabuf_free(query);
4450 return ret;
4451 }
4452
4453
4454 static int p2p_ctrl_service_del_upnp(struct wpa_supplicant *wpa_s, char *cmd)
4455 {
4456 char *pos;
4457 u8 version;
4458
4459 pos = os_strchr(cmd, ' ');
4460 if (pos == NULL)
4461 return -1;
4462 *pos++ = '\0';
4463
4464 if (hexstr2bin(cmd, &version, 1) < 0)
4465 return -1;
4466
4467 return wpas_p2p_service_del_upnp(wpa_s, version, pos);
4468 }
4469
4470
4471 static int p2p_ctrl_service_del(struct wpa_supplicant *wpa_s, char *cmd)
4472 {
4473 char *pos;
4474
4475 pos = os_strchr(cmd, ' ');
4476 if (pos == NULL)
4477 return -1;
4478 *pos++ = '\0';
4479
4480 if (os_strcmp(cmd, "bonjour") == 0)
4481 return p2p_ctrl_service_del_bonjour(wpa_s, pos);
4482 if (os_strcmp(cmd, "upnp") == 0)
4483 return p2p_ctrl_service_del_upnp(wpa_s, pos);
4484 wpa_printf(MSG_DEBUG, "Unknown service '%s'", cmd);
4485 return -1;
4486 }
4487
4488
4489 static int p2p_ctrl_reject(struct wpa_supplicant *wpa_s, char *cmd)
4490 {
4491 u8 addr[ETH_ALEN];
4492
4493 /* <addr> */
4494
4495 if (hwaddr_aton(cmd, addr))
4496 return -1;
4497
4498 return wpas_p2p_reject(wpa_s, addr);
4499 }
4500
4501
4502 static int p2p_ctrl_invite_persistent(struct wpa_supplicant *wpa_s, char *cmd)
4503 {
4504 char *pos;
4505 int id;
4506 struct wpa_ssid *ssid;
4507 u8 *_peer = NULL, peer[ETH_ALEN];
4508 int freq = 0, pref_freq = 0;
4509 int ht40, vht;
4510
4511 id = atoi(cmd);
4512 pos = os_strstr(cmd, " peer=");
4513 if (pos) {
4514 pos += 6;
4515 if (hwaddr_aton(pos, peer))
4516 return -1;
4517 _peer = peer;
4518 }
4519 ssid = wpa_config_get_network(wpa_s->conf, id);
4520 if (ssid == NULL || ssid->disabled != 2) {
4521 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find SSID id=%d "
4522 "for persistent P2P group",
4523 id);
4524 return -1;
4525 }
4526
4527 pos = os_strstr(cmd, " freq=");
4528 if (pos) {
4529 pos += 6;
4530 freq = atoi(pos);
4531 if (freq <= 0)
4532 return -1;
4533 }
4534
4535 pos = os_strstr(cmd, " pref=");
4536 if (pos) {
4537 pos += 6;
4538 pref_freq = atoi(pos);
4539 if (pref_freq <= 0)
4540 return -1;
4541 }
4542
4543 vht = (os_strstr(cmd, " vht") != NULL) || wpa_s->conf->p2p_go_vht;
4544 ht40 = (os_strstr(cmd, " ht40") != NULL) || wpa_s->conf->p2p_go_ht40 ||
4545 vht;
4546
4547 return wpas_p2p_invite(wpa_s, _peer, ssid, NULL, freq, ht40, vht,
4548 pref_freq);
4549 }
4550
4551
4552 static int p2p_ctrl_invite_group(struct wpa_supplicant *wpa_s, char *cmd)
4553 {
4554 char *pos;
4555 u8 peer[ETH_ALEN], go_dev_addr[ETH_ALEN], *go_dev = NULL;
4556
4557 pos = os_strstr(cmd, " peer=");
4558 if (!pos)
4559 return -1;
4560
4561 *pos = '\0';
4562 pos += 6;
4563 if (hwaddr_aton(pos, peer)) {
4564 wpa_printf(MSG_DEBUG, "P2P: Invalid MAC address '%s'", pos);
4565 return -1;
4566 }
4567
4568 pos = os_strstr(pos, " go_dev_addr=");
4569 if (pos) {
4570 pos += 13;
4571 if (hwaddr_aton(pos, go_dev_addr)) {
4572 wpa_printf(MSG_DEBUG, "P2P: Invalid MAC address '%s'",
4573 pos);
4574 return -1;
4575 }
4576 go_dev = go_dev_addr;
4577 }
4578
4579 return wpas_p2p_invite_group(wpa_s, cmd, peer, go_dev);
4580 }
4581
4582
4583 static int p2p_ctrl_invite(struct wpa_supplicant *wpa_s, char *cmd)
4584 {
4585 if (os_strncmp(cmd, "persistent=", 11) == 0)
4586 return p2p_ctrl_invite_persistent(wpa_s, cmd + 11);
4587 if (os_strncmp(cmd, "group=", 6) == 0)
4588 return p2p_ctrl_invite_group(wpa_s, cmd + 6);
4589
4590 return -1;
4591 }
4592
4593
4594 static int p2p_ctrl_group_add_persistent(struct wpa_supplicant *wpa_s,
4595 char *cmd, int freq, int ht40,
4596 int vht)
4597 {
4598 int id;
4599 struct wpa_ssid *ssid;
4600
4601 id = atoi(cmd);
4602 ssid = wpa_config_get_network(wpa_s->conf, id);
4603 if (ssid == NULL || ssid->disabled != 2) {
4604 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find SSID id=%d "
4605 "for persistent P2P group",
4606 id);
4607 return -1;
4608 }
4609
4610 return wpas_p2p_group_add_persistent(wpa_s, ssid, 0, freq, 0, ht40, vht,
4611 NULL, 0);
4612 }
4613
4614
4615 static int p2p_ctrl_group_add(struct wpa_supplicant *wpa_s, char *cmd)
4616 {
4617 int freq = 0, ht40, vht;
4618 char *pos;
4619
4620 pos = os_strstr(cmd, "freq=");
4621 if (pos)
4622 freq = atoi(pos + 5);
4623
4624 vht = (os_strstr(cmd, "vht") != NULL) || wpa_s->conf->p2p_go_vht;
4625 ht40 = (os_strstr(cmd, "ht40") != NULL) || wpa_s->conf->p2p_go_ht40 ||
4626 vht;
4627
4628 if (os_strncmp(cmd, "persistent=", 11) == 0)
4629 return p2p_ctrl_group_add_persistent(wpa_s, cmd + 11, freq,
4630 ht40, vht);
4631 if (os_strcmp(cmd, "persistent") == 0 ||
4632 os_strncmp(cmd, "persistent ", 11) == 0)
4633 return wpas_p2p_group_add(wpa_s, 1, freq, ht40, vht);
4634 if (os_strncmp(cmd, "freq=", 5) == 0)
4635 return wpas_p2p_group_add(wpa_s, 0, freq, ht40, vht);
4636 if (ht40)
4637 return wpas_p2p_group_add(wpa_s, 0, freq, ht40, vht);
4638
4639 wpa_printf(MSG_DEBUG, "CTRL: Invalid P2P_GROUP_ADD parameters '%s'",
4640 cmd);
4641 return -1;
4642 }
4643
4644
4645 static int p2p_ctrl_peer(struct wpa_supplicant *wpa_s, char *cmd,
4646 char *buf, size_t buflen)
4647 {
4648 u8 addr[ETH_ALEN], *addr_ptr;
4649 int next, res;
4650 const struct p2p_peer_info *info;
4651 char *pos, *end;
4652 char devtype[WPS_DEV_TYPE_BUFSIZE];
4653 struct wpa_ssid *ssid;
4654 size_t i;
4655
4656 if (!wpa_s->global->p2p)
4657 return -1;
4658
4659 if (os_strcmp(cmd, "FIRST") == 0) {
4660 addr_ptr = NULL;
4661 next = 0;
4662 } else if (os_strncmp(cmd, "NEXT-", 5) == 0) {
4663 if (hwaddr_aton(cmd + 5, addr) < 0)
4664 return -1;
4665 addr_ptr = addr;
4666 next = 1;
4667 } else {
4668 if (hwaddr_aton(cmd, addr) < 0)
4669 return -1;
4670 addr_ptr = addr;
4671 next = 0;
4672 }
4673
4674 info = p2p_get_peer_info(wpa_s->global->p2p, addr_ptr, next);
4675 if (info == NULL)
4676 return -1;
4677
4678 pos = buf;
4679 end = buf + buflen;
4680
4681 res = os_snprintf(pos, end - pos, MACSTR "\n"
4682 "pri_dev_type=%s\n"
4683 "device_name=%s\n"
4684 "manufacturer=%s\n"
4685 "model_name=%s\n"
4686 "model_number=%s\n"
4687 "serial_number=%s\n"
4688 "config_methods=0x%x\n"
4689 "dev_capab=0x%x\n"
4690 "group_capab=0x%x\n"
4691 "level=%d\n",
4692 MAC2STR(info->p2p_device_addr),
4693 wps_dev_type_bin2str(info->pri_dev_type,
4694 devtype, sizeof(devtype)),
4695 info->device_name,
4696 info->manufacturer,
4697 info->model_name,
4698 info->model_number,
4699 info->serial_number,
4700 info->config_methods,
4701 info->dev_capab,
4702 info->group_capab,
4703 info->level);
4704 if (res < 0 || res >= end - pos)
4705 return pos - buf;
4706 pos += res;
4707
4708 for (i = 0; i < info->wps_sec_dev_type_list_len / WPS_DEV_TYPE_LEN; i++)
4709 {
4710 const u8 *t;
4711 t = &info->wps_sec_dev_type_list[i * WPS_DEV_TYPE_LEN];
4712 res = os_snprintf(pos, end - pos, "sec_dev_type=%s\n",
4713 wps_dev_type_bin2str(t, devtype,
4714 sizeof(devtype)));
4715 if (res < 0 || res >= end - pos)
4716 return pos - buf;
4717 pos += res;
4718 }
4719
4720 ssid = wpas_p2p_get_persistent(wpa_s, info->p2p_device_addr, NULL, 0);
4721 if (ssid) {
4722 res = os_snprintf(pos, end - pos, "persistent=%d\n", ssid->id);
4723 if (res < 0 || res >= end - pos)
4724 return pos - buf;
4725 pos += res;
4726 }
4727
4728 res = p2p_get_peer_info_txt(info, pos, end - pos);
4729 if (res < 0)
4730 return pos - buf;
4731 pos += res;
4732
4733 if (info->vendor_elems) {
4734 res = os_snprintf(pos, end - pos, "vendor_elems=");
4735 if (res < 0 || res >= end - pos)
4736 return pos - buf;
4737 pos += res;
4738
4739 pos += wpa_snprintf_hex(pos, end - pos,
4740 wpabuf_head(info->vendor_elems),
4741 wpabuf_len(info->vendor_elems));
4742
4743 res = os_snprintf(pos, end - pos, "\n");
4744 if (res < 0 || res >= end - pos)
4745 return pos - buf;
4746 pos += res;
4747 }
4748
4749 return pos - buf;
4750 }
4751
4752
4753 static int p2p_ctrl_disallow_freq(struct wpa_supplicant *wpa_s,
4754 const char *param)
4755 {
4756 unsigned int i;
4757
4758 if (wpa_s->global->p2p == NULL)
4759 return -1;
4760
4761 if (freq_range_list_parse(&wpa_s->global->p2p_disallow_freq, param) < 0)
4762 return -1;
4763
4764 for (i = 0; i < wpa_s->global->p2p_disallow_freq.num; i++) {
4765 struct wpa_freq_range *freq;
4766 freq = &wpa_s->global->p2p_disallow_freq.range[i];
4767 wpa_printf(MSG_DEBUG, "P2P: Disallowed frequency range %u-%u",
4768 freq->min, freq->max);
4769 }
4770
4771 wpas_p2p_update_channel_list(wpa_s);
4772 return 0;
4773 }
4774
4775
4776 static int p2p_ctrl_set(struct wpa_supplicant *wpa_s, char *cmd)
4777 {
4778 char *param;
4779
4780 if (wpa_s->global->p2p == NULL)
4781 return -1;
4782
4783 param = os_strchr(cmd, ' ');
4784 if (param == NULL)
4785 return -1;
4786 *param++ = '\0';
4787
4788 if (os_strcmp(cmd, "discoverability") == 0) {
4789 p2p_set_client_discoverability(wpa_s->global->p2p,
4790 atoi(param));
4791 return 0;
4792 }
4793
4794 if (os_strcmp(cmd, "managed") == 0) {
4795 p2p_set_managed_oper(wpa_s->global->p2p, atoi(param));
4796 return 0;
4797 }
4798
4799 if (os_strcmp(cmd, "listen_channel") == 0) {
4800 return p2p_set_listen_channel(wpa_s->global->p2p, 81,
4801 atoi(param), 1);
4802 }
4803
4804 if (os_strcmp(cmd, "ssid_postfix") == 0) {
4805 return p2p_set_ssid_postfix(wpa_s->global->p2p, (u8 *) param,
4806 os_strlen(param));
4807 }
4808
4809 if (os_strcmp(cmd, "noa") == 0) {
4810 char *pos;
4811 int count, start, duration;
4812 /* GO NoA parameters: count,start_offset(ms),duration(ms) */
4813 count = atoi(param);
4814 pos = os_strchr(param, ',');
4815 if (pos == NULL)
4816 return -1;
4817 pos++;
4818 start = atoi(pos);
4819 pos = os_strchr(pos, ',');
4820 if (pos == NULL)
4821 return -1;
4822 pos++;
4823 duration = atoi(pos);
4824 if (count < 0 || count > 255 || start < 0 || duration < 0)
4825 return -1;
4826 if (count == 0 && duration > 0)
4827 return -1;
4828 wpa_printf(MSG_DEBUG, "CTRL_IFACE: P2P_SET GO NoA: count=%d "
4829 "start=%d duration=%d", count, start, duration);
4830 return wpas_p2p_set_noa(wpa_s, count, start, duration);
4831 }
4832
4833 if (os_strcmp(cmd, "ps") == 0)
4834 return wpa_drv_set_p2p_powersave(wpa_s, atoi(param), -1, -1);
4835
4836 if (os_strcmp(cmd, "oppps") == 0)
4837 return wpa_drv_set_p2p_powersave(wpa_s, -1, atoi(param), -1);
4838
4839 if (os_strcmp(cmd, "ctwindow") == 0)
4840 return wpa_drv_set_p2p_powersave(wpa_s, -1, -1, atoi(param));
4841
4842 if (os_strcmp(cmd, "disabled") == 0) {
4843 wpa_s->global->p2p_disabled = atoi(param);
4844 wpa_printf(MSG_DEBUG, "P2P functionality %s",
4845 wpa_s->global->p2p_disabled ?
4846 "disabled" : "enabled");
4847 if (wpa_s->global->p2p_disabled) {
4848 wpas_p2p_stop_find(wpa_s);
4849 os_memset(wpa_s->p2p_auth_invite, 0, ETH_ALEN);
4850 p2p_flush(wpa_s->global->p2p);
4851 }
4852 return 0;
4853 }
4854
4855 if (os_strcmp(cmd, "conc_pref") == 0) {
4856 if (os_strcmp(param, "sta") == 0)
4857 wpa_s->global->conc_pref = WPA_CONC_PREF_STA;
4858 else if (os_strcmp(param, "p2p") == 0)
4859 wpa_s->global->conc_pref = WPA_CONC_PREF_P2P;
4860 else {
4861 wpa_printf(MSG_INFO, "Invalid conc_pref value");
4862 return -1;
4863 }
4864 wpa_printf(MSG_DEBUG, "Single channel concurrency preference: "
4865 "%s", param);
4866 return 0;
4867 }
4868
4869 if (os_strcmp(cmd, "force_long_sd") == 0) {
4870 wpa_s->force_long_sd = atoi(param);
4871 return 0;
4872 }
4873
4874 if (os_strcmp(cmd, "peer_filter") == 0) {
4875 u8 addr[ETH_ALEN];
4876 if (hwaddr_aton(param, addr))
4877 return -1;
4878 p2p_set_peer_filter(wpa_s->global->p2p, addr);
4879 return 0;
4880 }
4881
4882 if (os_strcmp(cmd, "cross_connect") == 0)
4883 return wpas_p2p_set_cross_connect(wpa_s, atoi(param));
4884
4885 if (os_strcmp(cmd, "go_apsd") == 0) {
4886 if (os_strcmp(param, "disable") == 0)
4887 wpa_s->set_ap_uapsd = 0;
4888 else {
4889 wpa_s->set_ap_uapsd = 1;
4890 wpa_s->ap_uapsd = atoi(param);
4891 }
4892 return 0;
4893 }
4894
4895 if (os_strcmp(cmd, "client_apsd") == 0) {
4896 if (os_strcmp(param, "disable") == 0)
4897 wpa_s->set_sta_uapsd = 0;
4898 else {
4899 int be, bk, vi, vo;
4900 char *pos;
4901 /* format: BE,BK,VI,VO;max SP Length */
4902 be = atoi(param);
4903 pos = os_strchr(param, ',');
4904 if (pos == NULL)
4905 return -1;
4906 pos++;
4907 bk = atoi(pos);
4908 pos = os_strchr(pos, ',');
4909 if (pos == NULL)
4910 return -1;
4911 pos++;
4912 vi = atoi(pos);
4913 pos = os_strchr(pos, ',');
4914 if (pos == NULL)
4915 return -1;
4916 pos++;
4917 vo = atoi(pos);
4918 /* ignore max SP Length for now */
4919
4920 wpa_s->set_sta_uapsd = 1;
4921 wpa_s->sta_uapsd = 0;
4922 if (be)
4923 wpa_s->sta_uapsd |= BIT(0);
4924 if (bk)
4925 wpa_s->sta_uapsd |= BIT(1);
4926 if (vi)
4927 wpa_s->sta_uapsd |= BIT(2);
4928 if (vo)
4929 wpa_s->sta_uapsd |= BIT(3);
4930 }
4931 return 0;
4932 }
4933
4934 if (os_strcmp(cmd, "disallow_freq") == 0)
4935 return p2p_ctrl_disallow_freq(wpa_s, param);
4936
4937 if (os_strcmp(cmd, "disc_int") == 0) {
4938 int min_disc_int, max_disc_int, max_disc_tu;
4939 char *pos;
4940
4941 pos = param;
4942
4943 min_disc_int = atoi(pos);
4944 pos = os_strchr(pos, ' ');
4945 if (pos == NULL)
4946 return -1;
4947 *pos++ = '\0';
4948
4949 max_disc_int = atoi(pos);
4950 pos = os_strchr(pos, ' ');
4951 if (pos == NULL)
4952 return -1;
4953 *pos++ = '\0';
4954
4955 max_disc_tu = atoi(pos);
4956
4957 return p2p_set_disc_int(wpa_s->global->p2p, min_disc_int,
4958 max_disc_int, max_disc_tu);
4959 }
4960
4961 if (os_strcmp(cmd, "per_sta_psk") == 0) {
4962 wpa_s->global->p2p_per_sta_psk = !!atoi(param);
4963 return 0;
4964 }
4965
4966 #ifdef CONFIG_WPS_NFC
4967 if (os_strcmp(cmd, "nfc_tag") == 0)
4968 return wpas_p2p_nfc_tag_enabled(wpa_s, !!atoi(param));
4969 #endif /* CONFIG_WPS_NFC */
4970
4971 if (os_strcmp(cmd, "disable_ip_addr_req") == 0) {
4972 wpa_s->p2p_disable_ip_addr_req = !!atoi(param);
4973 return 0;
4974 }
4975
4976 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Unknown P2P_SET field value '%s'",
4977 cmd);
4978
4979 return -1;
4980 }
4981
4982
4983 static void p2p_ctrl_flush(struct wpa_supplicant *wpa_s)
4984 {
4985 os_memset(wpa_s->p2p_auth_invite, 0, ETH_ALEN);
4986 wpa_s->force_long_sd = 0;
4987 if (wpa_s->global->p2p)
4988 p2p_flush(wpa_s->global->p2p);
4989 }
4990
4991
4992 static int p2p_ctrl_presence_req(struct wpa_supplicant *wpa_s, char *cmd)
4993 {
4994 char *pos, *pos2;
4995 unsigned int dur1 = 0, int1 = 0, dur2 = 0, int2 = 0;
4996
4997 if (cmd[0]) {
4998 pos = os_strchr(cmd, ' ');
4999 if (pos == NULL)
5000 return -1;
5001 *pos++ = '\0';
5002 dur1 = atoi(cmd);
5003
5004 pos2 = os_strchr(pos, ' ');
5005 if (pos2)
5006 *pos2++ = '\0';
5007 int1 = atoi(pos);
5008 } else
5009 pos2 = NULL;
5010
5011 if (pos2) {
5012 pos = os_strchr(pos2, ' ');
5013 if (pos == NULL)
5014 return -1;
5015 *pos++ = '\0';
5016 dur2 = atoi(pos2);
5017 int2 = atoi(pos);
5018 }
5019
5020 return wpas_p2p_presence_req(wpa_s, dur1, int1, dur2, int2);
5021 }
5022
5023
5024 static int p2p_ctrl_ext_listen(struct wpa_supplicant *wpa_s, char *cmd)
5025 {
5026 char *pos;
5027 unsigned int period = 0, interval = 0;
5028
5029 if (cmd[0]) {
5030 pos = os_strchr(cmd, ' ');
5031 if (pos == NULL)
5032 return -1;
5033 *pos++ = '\0';
5034 period = atoi(cmd);
5035 interval = atoi(pos);
5036 }
5037
5038 return wpas_p2p_ext_listen(wpa_s, period, interval);
5039 }
5040
5041
5042 static int p2p_ctrl_remove_client(struct wpa_supplicant *wpa_s, const char *cmd)
5043 {
5044 const char *pos;
5045 u8 peer[ETH_ALEN];
5046 int iface_addr = 0;
5047
5048 pos = cmd;
5049 if (os_strncmp(pos, "iface=", 6) == 0) {
5050 iface_addr = 1;
5051 pos += 6;
5052 }
5053 if (hwaddr_aton(pos, peer))
5054 return -1;
5055
5056 wpas_p2p_remove_client(wpa_s, peer, iface_addr);
5057 return 0;
5058 }
5059
5060 #endif /* CONFIG_P2P */
5061
5062
5063 static int * freq_range_to_channel_list(struct wpa_supplicant *wpa_s, char *val)
5064 {
5065 struct wpa_freq_range_list ranges;
5066 int *freqs = NULL;
5067 struct hostapd_hw_modes *mode;
5068 u16 i;
5069
5070 if (wpa_s->hw.modes == NULL)
5071 return NULL;
5072
5073 os_memset(&ranges, 0, sizeof(ranges));
5074 if (freq_range_list_parse(&ranges, val) < 0)
5075 return NULL;
5076
5077 for (i = 0; i < wpa_s->hw.num_modes; i++) {
5078 int j;
5079
5080 mode = &wpa_s->hw.modes[i];
5081 for (j = 0; j < mode->num_channels; j++) {
5082 unsigned int freq;
5083
5084 if (mode->channels[j].flag & HOSTAPD_CHAN_DISABLED)
5085 continue;
5086
5087 freq = mode->channels[j].freq;
5088 if (!freq_range_list_includes(&ranges, freq))
5089 continue;
5090
5091 int_array_add_unique(&freqs, freq);
5092 }
5093 }
5094
5095 os_free(ranges.range);
5096 return freqs;
5097 }
5098
5099
5100 #ifdef CONFIG_INTERWORKING
5101
5102 static int ctrl_interworking_select(struct wpa_supplicant *wpa_s, char *param)
5103 {
5104 int auto_sel = 0;
5105 int *freqs = NULL;
5106
5107 if (param) {
5108 char *pos;
5109
5110 auto_sel = os_strstr(param, "auto") != NULL;
5111
5112 pos = os_strstr(param, "freq=");
5113 if (pos) {
5114 freqs = freq_range_to_channel_list(wpa_s, pos + 5);
5115 if (freqs == NULL)
5116 return -1;
5117 }
5118
5119 }
5120
5121 return interworking_select(wpa_s, auto_sel, freqs);
5122 }
5123
5124
5125 static int ctrl_interworking_connect(struct wpa_supplicant *wpa_s, char *dst)
5126 {
5127 u8 bssid[ETH_ALEN];
5128 struct wpa_bss *bss;
5129
5130 if (hwaddr_aton(dst, bssid)) {
5131 wpa_printf(MSG_DEBUG, "Invalid BSSID '%s'", dst);
5132 return -1;
5133 }
5134
5135 bss = wpa_bss_get_bssid(wpa_s, bssid);
5136 if (bss == NULL) {
5137 wpa_printf(MSG_DEBUG, "Could not find BSS " MACSTR,
5138 MAC2STR(bssid));
5139 return -1;
5140 }
5141
5142 return interworking_connect(wpa_s, bss);
5143 }
5144
5145
5146 static int get_anqp(struct wpa_supplicant *wpa_s, char *dst)
5147 {
5148 u8 dst_addr[ETH_ALEN];
5149 int used;
5150 char *pos;
5151 #define MAX_ANQP_INFO_ID 100
5152 u16 id[MAX_ANQP_INFO_ID];
5153 size_t num_id = 0;
5154 u32 subtypes = 0;
5155
5156 used = hwaddr_aton2(dst, dst_addr);
5157 if (used < 0)
5158 return -1;
5159 pos = dst + used;
5160 while (num_id < MAX_ANQP_INFO_ID) {
5161 if (os_strncmp(pos, "hs20:", 5) == 0) {
5162 #ifdef CONFIG_HS20
5163 int num = atoi(pos + 5);
5164 if (num <= 0 || num > 31)
5165 return -1;
5166 subtypes |= BIT(num);
5167 #else /* CONFIG_HS20 */
5168 return -1;
5169 #endif /* CONFIG_HS20 */
5170 } else {
5171 id[num_id] = atoi(pos);
5172 if (id[num_id])
5173 num_id++;
5174 }
5175 pos = os_strchr(pos + 1, ',');
5176 if (pos == NULL)
5177 break;
5178 pos++;
5179 }
5180
5181 if (num_id == 0)
5182 return -1;
5183
5184 return anqp_send_req(wpa_s, dst_addr, id, num_id, subtypes);
5185 }
5186
5187
5188 static int gas_request(struct wpa_supplicant *wpa_s, char *cmd)
5189 {
5190 u8 dst_addr[ETH_ALEN];
5191 struct wpabuf *advproto, *query = NULL;
5192 int used, ret = -1;
5193 char *pos, *end;
5194 size_t len;
5195
5196 used = hwaddr_aton2(cmd, dst_addr);
5197 if (used < 0)
5198 return -1;
5199
5200 pos = cmd + used;
5201 while (*pos == ' ')
5202 pos++;
5203
5204 /* Advertisement Protocol ID */
5205 end = os_strchr(pos, ' ');
5206 if (end)
5207 len = end - pos;
5208 else
5209 len = os_strlen(pos);
5210 if (len & 0x01)
5211 return -1;
5212 len /= 2;
5213 if (len == 0)
5214 return -1;
5215 advproto = wpabuf_alloc(len);
5216 if (advproto == NULL)
5217 return -1;
5218 if (hexstr2bin(pos, wpabuf_put(advproto, len), len) < 0)
5219 goto fail;
5220
5221 if (end) {
5222 /* Optional Query Request */
5223 pos = end + 1;
5224 while (*pos == ' ')
5225 pos++;
5226
5227 len = os_strlen(pos);
5228 if (len) {
5229 if (len & 0x01)
5230 goto fail;
5231 len /= 2;
5232 if (len == 0)
5233 goto fail;
5234 query = wpabuf_alloc(len);
5235 if (query == NULL)
5236 goto fail;
5237 if (hexstr2bin(pos, wpabuf_put(query, len), len) < 0)
5238 goto fail;
5239 }
5240 }
5241
5242 ret = gas_send_request(wpa_s, dst_addr, advproto, query);
5243
5244 fail:
5245 wpabuf_free(advproto);
5246 wpabuf_free(query);
5247
5248 return ret;
5249 }
5250
5251
5252 static int gas_response_get(struct wpa_supplicant *wpa_s, char *cmd, char *buf,
5253 size_t buflen)
5254 {
5255 u8 addr[ETH_ALEN];
5256 int dialog_token;
5257 int used;
5258 char *pos;
5259 size_t resp_len, start, requested_len;
5260 struct wpabuf *resp;
5261 int ret;
5262
5263 used = hwaddr_aton2(cmd, addr);
5264 if (used < 0)
5265 return -1;
5266
5267 pos = cmd + used;
5268 while (*pos == ' ')
5269 pos++;
5270 dialog_token = atoi(pos);
5271
5272 if (wpa_s->last_gas_resp &&
5273 os_memcmp(addr, wpa_s->last_gas_addr, ETH_ALEN) == 0 &&
5274 dialog_token == wpa_s->last_gas_dialog_token)
5275 resp = wpa_s->last_gas_resp;
5276 else if (wpa_s->prev_gas_resp &&
5277 os_memcmp(addr, wpa_s->prev_gas_addr, ETH_ALEN) == 0 &&
5278 dialog_token == wpa_s->prev_gas_dialog_token)
5279 resp = wpa_s->prev_gas_resp;
5280 else
5281 return -1;
5282
5283 resp_len = wpabuf_len(resp);
5284 start = 0;
5285 requested_len = resp_len;
5286
5287 pos = os_strchr(pos, ' ');
5288 if (pos) {
5289 start = atoi(pos);
5290 if (start > resp_len)
5291 return os_snprintf(buf, buflen, "FAIL-Invalid range");
5292 pos = os_strchr(pos, ',');
5293 if (pos == NULL)
5294 return -1;
5295 pos++;
5296 requested_len = atoi(pos);
5297 if (start + requested_len > resp_len)
5298 return os_snprintf(buf, buflen, "FAIL-Invalid range");
5299 }
5300
5301 if (requested_len * 2 + 1 > buflen)
5302 return os_snprintf(buf, buflen, "FAIL-Too long response");
5303
5304 ret = wpa_snprintf_hex(buf, buflen, wpabuf_head_u8(resp) + start,
5305 requested_len);
5306
5307 if (start + requested_len == resp_len) {
5308 /*
5309 * Free memory by dropping the response after it has been
5310 * fetched.
5311 */
5312 if (resp == wpa_s->prev_gas_resp) {
5313 wpabuf_free(wpa_s->prev_gas_resp);
5314 wpa_s->prev_gas_resp = NULL;
5315 } else {
5316 wpabuf_free(wpa_s->last_gas_resp);
5317 wpa_s->last_gas_resp = NULL;
5318 }
5319 }
5320
5321 return ret;
5322 }
5323 #endif /* CONFIG_INTERWORKING */
5324
5325
5326 #ifdef CONFIG_HS20
5327
5328 static int get_hs20_anqp(struct wpa_supplicant *wpa_s, char *dst)
5329 {
5330 u8 dst_addr[ETH_ALEN];
5331 int used;
5332 char *pos;
5333 u32 subtypes = 0;
5334
5335 used = hwaddr_aton2(dst, dst_addr);
5336 if (used < 0)
5337 return -1;
5338 pos = dst + used;
5339 for (;;) {
5340 int num = atoi(pos);
5341 if (num <= 0 || num > 31)
5342 return -1;
5343 subtypes |= BIT(num);
5344 pos = os_strchr(pos + 1, ',');
5345 if (pos == NULL)
5346 break;
5347 pos++;
5348 }
5349
5350 if (subtypes == 0)
5351 return -1;
5352
5353 return hs20_anqp_send_req(wpa_s, dst_addr, subtypes, NULL, 0);
5354 }
5355
5356
5357 static int hs20_nai_home_realm_list(struct wpa_supplicant *wpa_s,
5358 const u8 *addr, const char *realm)
5359 {
5360 u8 *buf;
5361 size_t rlen, len;
5362 int ret;
5363
5364 rlen = os_strlen(realm);
5365 len = 3 + rlen;
5366 buf = os_malloc(len);
5367 if (buf == NULL)
5368 return -1;
5369 buf[0] = 1; /* NAI Home Realm Count */
5370 buf[1] = 0; /* Formatted in accordance with RFC 4282 */
5371 buf[2] = rlen;
5372 os_memcpy(buf + 3, realm, rlen);
5373
5374 ret = hs20_anqp_send_req(wpa_s, addr,
5375 BIT(HS20_STYPE_NAI_HOME_REALM_QUERY),
5376 buf, len);
5377
5378 os_free(buf);
5379
5380 return ret;
5381 }
5382
5383
5384 static int hs20_get_nai_home_realm_list(struct wpa_supplicant *wpa_s,
5385 char *dst)
5386 {
5387 struct wpa_cred *cred = wpa_s->conf->cred;
5388 u8 dst_addr[ETH_ALEN];
5389 int used;
5390 u8 *buf;
5391 size_t len;
5392 int ret;
5393
5394 used = hwaddr_aton2(dst, dst_addr);
5395 if (used < 0)
5396 return -1;
5397
5398 while (dst[used] == ' ')
5399 used++;
5400 if (os_strncmp(dst + used, "realm=", 6) == 0)
5401 return hs20_nai_home_realm_list(wpa_s, dst_addr,
5402 dst + used + 6);
5403
5404 len = os_strlen(dst + used);
5405
5406 if (len == 0 && cred && cred->realm)
5407 return hs20_nai_home_realm_list(wpa_s, dst_addr, cred->realm);
5408
5409 if (len & 1)
5410 return -1;
5411 len /= 2;
5412 buf = os_malloc(len);
5413 if (buf == NULL)
5414 return -1;
5415 if (hexstr2bin(dst + used, buf, len) < 0) {
5416 os_free(buf);
5417 return -1;
5418 }
5419
5420 ret = hs20_anqp_send_req(wpa_s, dst_addr,
5421 BIT(HS20_STYPE_NAI_HOME_REALM_QUERY),
5422 buf, len);
5423 os_free(buf);
5424
5425 return ret;
5426 }
5427
5428
5429 static int hs20_icon_request(struct wpa_supplicant *wpa_s, char *cmd)
5430 {
5431 u8 dst_addr[ETH_ALEN];
5432 int used;
5433 char *icon;
5434
5435 used = hwaddr_aton2(cmd, dst_addr);
5436 if (used < 0)
5437 return -1;
5438
5439 while (cmd[used] == ' ')
5440 used++;
5441 icon = &cmd[used];
5442
5443 wpa_s->fetch_osu_icon_in_progress = 0;
5444 return hs20_anqp_send_req(wpa_s, dst_addr, BIT(HS20_STYPE_ICON_REQUEST),
5445 (u8 *) icon, os_strlen(icon));
5446 }
5447
5448 #endif /* CONFIG_HS20 */
5449
5450
5451 static int wpa_supplicant_ctrl_iface_sta_autoconnect(
5452 struct wpa_supplicant *wpa_s, char *cmd)
5453 {
5454 wpa_s->auto_reconnect_disabled = atoi(cmd) == 0 ? 1 : 0;
5455 return 0;
5456 }
5457
5458
5459 #ifdef CONFIG_AUTOSCAN
5460
5461 static int wpa_supplicant_ctrl_iface_autoscan(struct wpa_supplicant *wpa_s,
5462 char *cmd)
5463 {
5464 enum wpa_states state = wpa_s->wpa_state;
5465 char *new_params = NULL;
5466
5467 if (os_strlen(cmd) > 0) {
5468 new_params = os_strdup(cmd);
5469 if (new_params == NULL)
5470 return -1;
5471 }
5472
5473 os_free(wpa_s->conf->autoscan);
5474 wpa_s->conf->autoscan = new_params;
5475
5476 if (wpa_s->conf->autoscan == NULL)
5477 autoscan_deinit(wpa_s);
5478 else if (state == WPA_DISCONNECTED || state == WPA_INACTIVE)
5479 autoscan_init(wpa_s, 1);
5480 else if (state == WPA_SCANNING)
5481 wpa_supplicant_reinit_autoscan(wpa_s);
5482
5483 return 0;
5484 }
5485
5486 #endif /* CONFIG_AUTOSCAN */
5487
5488
5489 #ifdef CONFIG_WNM
5490
5491 static int wpas_ctrl_iface_wnm_sleep(struct wpa_supplicant *wpa_s, char *cmd)
5492 {
5493 int enter;
5494 int intval = 0;
5495 char *pos;
5496 int ret;
5497 struct wpabuf *tfs_req = NULL;
5498
5499 if (os_strncmp(cmd, "enter", 5) == 0)
5500 enter = 1;
5501 else if (os_strncmp(cmd, "exit", 4) == 0)
5502 enter = 0;
5503 else
5504 return -1;
5505
5506 pos = os_strstr(cmd, " interval=");
5507 if (pos)
5508 intval = atoi(pos + 10);
5509
5510 pos = os_strstr(cmd, " tfs_req=");
5511 if (pos) {
5512 char *end;
5513 size_t len;
5514 pos += 9;
5515 end = os_strchr(pos, ' ');
5516 if (end)
5517 len = end - pos;
5518 else
5519 len = os_strlen(pos);
5520 if (len & 1)
5521 return -1;
5522 len /= 2;
5523 tfs_req = wpabuf_alloc(len);
5524 if (tfs_req == NULL)
5525 return -1;
5526 if (hexstr2bin(pos, wpabuf_put(tfs_req, len), len) < 0) {
5527 wpabuf_free(tfs_req);
5528 return -1;
5529 }
5530 }
5531
5532 ret = ieee802_11_send_wnmsleep_req(wpa_s, enter ? WNM_SLEEP_MODE_ENTER :
5533 WNM_SLEEP_MODE_EXIT, intval,
5534 tfs_req);
5535 wpabuf_free(tfs_req);
5536
5537 return ret;
5538 }
5539
5540
5541 static int wpas_ctrl_iface_wnm_bss_query(struct wpa_supplicant *wpa_s, char *cmd)
5542 {
5543 int query_reason;
5544
5545 query_reason = atoi(cmd);
5546
5547 wpa_printf(MSG_DEBUG, "CTRL_IFACE: WNM_BSS_QUERY query_reason=%d",
5548 query_reason);
5549
5550 return wnm_send_bss_transition_mgmt_query(wpa_s, query_reason);
5551 }
5552
5553 #endif /* CONFIG_WNM */
5554
5555
5556 /* Get string representation of channel width */
5557 static const char * channel_width_name(enum chan_width width)
5558 {
5559 switch (width) {
5560 case CHAN_WIDTH_20_NOHT:
5561 return "20 MHz (no HT)";
5562 case CHAN_WIDTH_20:
5563 return "20 MHz";
5564 case CHAN_WIDTH_40:
5565 return "40 MHz";
5566 case CHAN_WIDTH_80:
5567 return "80 MHz";
5568 case CHAN_WIDTH_80P80:
5569 return "80+80 MHz";
5570 case CHAN_WIDTH_160:
5571 return "160 MHz";
5572 default:
5573 return "unknown";
5574 }
5575 }
5576
5577
5578 static int wpa_supplicant_signal_poll(struct wpa_supplicant *wpa_s, char *buf,
5579 size_t buflen)
5580 {
5581 struct wpa_signal_info si;
5582 int ret;
5583 char *pos, *end;
5584
5585 ret = wpa_drv_signal_poll(wpa_s, &si);
5586 if (ret)
5587 return -1;
5588
5589 pos = buf;
5590 end = buf + buflen;
5591
5592 ret = os_snprintf(pos, end - pos, "RSSI=%d\nLINKSPEED=%d\n"
5593 "NOISE=%d\nFREQUENCY=%u\n",
5594 si.current_signal, si.current_txrate / 1000,
5595 si.current_noise, si.frequency);
5596 if (ret < 0 || ret > end - pos)
5597 return -1;
5598 pos += ret;
5599
5600 if (si.chanwidth != CHAN_WIDTH_UNKNOWN) {
5601 ret = os_snprintf(pos, end - pos, "WIDTH=%s\n",
5602 channel_width_name(si.chanwidth));
5603 if (ret < 0 || ret > end - pos)
5604 return -1;
5605 pos += ret;
5606 }
5607
5608 if (si.center_frq1 > 0 && si.center_frq2 > 0) {
5609 ret = os_snprintf(pos, end - pos,
5610 "CENTER_FRQ1=%d\nCENTER_FRQ2=%d\n",
5611 si.center_frq1, si.center_frq2);
5612 if (ret < 0 || ret > end - pos)
5613 return -1;
5614 pos += ret;
5615 }
5616
5617 if (si.avg_signal) {
5618 ret = os_snprintf(pos, end - pos,
5619 "AVG_RSSI=%d\n", si.avg_signal);
5620 if (ret < 0 || ret >= end - pos)
5621 return -1;
5622 pos += ret;
5623 }
5624
5625 return pos - buf;
5626 }
5627
5628
5629 static int wpa_supplicant_pktcnt_poll(struct wpa_supplicant *wpa_s, char *buf,
5630 size_t buflen)
5631 {
5632 struct hostap_sta_driver_data sta;
5633 int ret;
5634
5635 ret = wpa_drv_pktcnt_poll(wpa_s, &sta);
5636 if (ret)
5637 return -1;
5638
5639 ret = os_snprintf(buf, buflen, "TXGOOD=%lu\nTXBAD=%lu\nRXGOOD=%lu\n",
5640 sta.tx_packets, sta.tx_retry_failed, sta.rx_packets);
5641 if (ret < 0 || (size_t) ret > buflen)
5642 return -1;
5643 return ret;
5644 }
5645
5646
5647 #ifdef ANDROID
5648 static int wpa_supplicant_driver_cmd(struct wpa_supplicant *wpa_s, char *cmd,
5649 char *buf, size_t buflen)
5650 {
5651 int ret;
5652
5653 ret = wpa_drv_driver_cmd(wpa_s, cmd, buf, buflen);
5654 if (ret == 0) {
5655 if (os_strncasecmp(cmd, "COUNTRY", 7) == 0) {
5656 struct p2p_data *p2p = wpa_s->global->p2p;
5657 if (p2p) {
5658 char country[3];
5659 country[0] = cmd[8];
5660 country[1] = cmd[9];
5661 country[2] = 0x04;
5662 p2p_set_country(p2p, country);
5663 }
5664 }
5665 ret = os_snprintf(buf, buflen, "%s\n", "OK");
5666 }
5667 return ret;
5668 }
5669 #endif /* ANDROID */
5670
5671
5672 static int wpa_supplicant_vendor_cmd(struct wpa_supplicant *wpa_s, char *cmd,
5673 char *buf, size_t buflen)
5674 {
5675 int ret;
5676 char *pos;
5677 u8 *data = NULL;
5678 unsigned int vendor_id, subcmd;
5679 struct wpabuf *reply;
5680 size_t data_len = 0;
5681
5682 /* cmd: <vendor id> <subcommand id> [<hex formatted data>] */
5683 vendor_id = strtoul(cmd, &pos, 16);
5684 if (!isblank(*pos))
5685 return -EINVAL;
5686
5687 subcmd = strtoul(pos, &pos, 10);
5688
5689 if (*pos != '\0') {
5690 if (!isblank(*pos++))
5691 return -EINVAL;
5692 data_len = os_strlen(pos);
5693 }
5694
5695 if (data_len) {
5696 data_len /= 2;
5697 data = os_malloc(data_len);
5698 if (!data)
5699 return -1;
5700
5701 if (hexstr2bin(pos, data, data_len)) {
5702 wpa_printf(MSG_DEBUG,
5703 "Vendor command: wrong parameter format");
5704 os_free(data);
5705 return -EINVAL;
5706 }
5707 }
5708
5709 reply = wpabuf_alloc((buflen - 1) / 2);
5710 if (!reply) {
5711 os_free(data);
5712 return -1;
5713 }
5714
5715 ret = wpa_drv_vendor_cmd(wpa_s, vendor_id, subcmd, data, data_len,
5716 reply);
5717
5718 if (ret == 0)
5719 ret = wpa_snprintf_hex(buf, buflen, wpabuf_head_u8(reply),
5720 wpabuf_len(reply));
5721
5722 wpabuf_free(reply);
5723 os_free(data);
5724
5725 return ret;
5726 }
5727
5728
5729 static void wpa_supplicant_ctrl_iface_flush(struct wpa_supplicant *wpa_s)
5730 {
5731 wpa_dbg(wpa_s, MSG_DEBUG, "Flush all wpa_supplicant state");
5732
5733 #ifdef CONFIG_P2P
5734 wpas_p2p_cancel(wpa_s);
5735 wpas_p2p_stop_find(wpa_s);
5736 p2p_ctrl_flush(wpa_s);
5737 wpas_p2p_group_remove(wpa_s, "*");
5738 wpas_p2p_service_flush(wpa_s);
5739 wpa_s->global->p2p_disabled = 0;
5740 wpa_s->global->p2p_per_sta_psk = 0;
5741 wpa_s->conf->num_sec_device_types = 0;
5742 wpa_s->p2p_disable_ip_addr_req = 0;
5743 os_free(wpa_s->global->p2p_go_avoid_freq.range);
5744 wpa_s->global->p2p_go_avoid_freq.range = NULL;
5745 #endif /* CONFIG_P2P */
5746
5747 #ifdef CONFIG_WPS_TESTING
5748 wps_version_number = 0x20;
5749 wps_testing_dummy_cred = 0;
5750 wps_corrupt_pkhash = 0;
5751 #endif /* CONFIG_WPS_TESTING */
5752 #ifdef CONFIG_WPS
5753 wpa_s->wps_fragment_size = 0;
5754 wpas_wps_cancel(wpa_s);
5755 #endif /* CONFIG_WPS */
5756 wpa_s->after_wps = 0;
5757 wpa_s->known_wps_freq = 0;
5758
5759 #ifdef CONFIG_TDLS
5760 #ifdef CONFIG_TDLS_TESTING
5761 extern unsigned int tdls_testing;
5762 tdls_testing = 0;
5763 #endif /* CONFIG_TDLS_TESTING */
5764 wpa_drv_tdls_oper(wpa_s, TDLS_ENABLE, NULL);
5765 wpa_tdls_enable(wpa_s->wpa, 1);
5766 #endif /* CONFIG_TDLS */
5767
5768 eloop_cancel_timeout(wpa_supplicant_stop_countermeasures, wpa_s, NULL);
5769 wpa_supplicant_stop_countermeasures(wpa_s, NULL);
5770
5771 wpa_s->no_keep_alive = 0;
5772
5773 os_free(wpa_s->disallow_aps_bssid);
5774 wpa_s->disallow_aps_bssid = NULL;
5775 wpa_s->disallow_aps_bssid_count = 0;
5776 os_free(wpa_s->disallow_aps_ssid);
5777 wpa_s->disallow_aps_ssid = NULL;
5778 wpa_s->disallow_aps_ssid_count = 0;
5779
5780 wpa_s->set_sta_uapsd = 0;
5781 wpa_s->sta_uapsd = 0;
5782
5783 wpa_drv_radio_disable(wpa_s, 0);
5784
5785 wpa_bss_flush(wpa_s);
5786 wpa_blacklist_clear(wpa_s);
5787 wpa_s->extra_blacklist_count = 0;
5788 wpa_supplicant_ctrl_iface_remove_network(wpa_s, "all");
5789 wpa_supplicant_ctrl_iface_remove_cred(wpa_s, "all");
5790 wpa_config_flush_blobs(wpa_s->conf);
5791 wpa_s->conf->auto_interworking = 0;
5792 wpa_s->conf->okc = 0;
5793
5794 wpa_sm_set_param(wpa_s->wpa, RSNA_PMK_LIFETIME, 43200);
5795 wpa_sm_set_param(wpa_s->wpa, RSNA_PMK_REAUTH_THRESHOLD, 70);
5796 wpa_sm_set_param(wpa_s->wpa, RSNA_SA_TIMEOUT, 60);
5797 eapol_sm_notify_logoff(wpa_s->eapol, FALSE);
5798
5799 radio_remove_works(wpa_s, NULL, 1);
5800
5801 wpa_s->next_ssid = NULL;
5802
5803 #ifdef CONFIG_INTERWORKING
5804 hs20_cancel_fetch_osu(wpa_s);
5805 #endif /* CONFIG_INTERWORKING */
5806
5807 wpa_s->ext_mgmt_frame_handling = 0;
5808 }
5809
5810
5811 static int wpas_ctrl_radio_work_show(struct wpa_supplicant *wpa_s,
5812 char *buf, size_t buflen)
5813 {
5814 struct wpa_radio_work *work;
5815 char *pos, *end;
5816 struct os_reltime now, diff;
5817
5818 pos = buf;
5819 end = buf + buflen;
5820
5821 os_get_reltime(&now);
5822
5823 dl_list_for_each(work, &wpa_s->radio->work, struct wpa_radio_work, list)
5824 {
5825 int ret;
5826
5827 os_reltime_sub(&now, &work->time, &diff);
5828 ret = os_snprintf(pos, end - pos, "%s@%s:%u:%u:%ld.%06ld\n",
5829 work->type, work->wpa_s->ifname, work->freq,
5830 work->started, diff.sec, diff.usec);
5831 if (ret < 0 || ret >= end - pos)
5832 break;
5833 pos += ret;
5834 }
5835
5836 return pos - buf;
5837 }
5838
5839
5840 static void wpas_ctrl_radio_work_timeout(void *eloop_ctx, void *timeout_ctx)
5841 {
5842 struct wpa_radio_work *work = eloop_ctx;
5843 struct wpa_external_work *ework = work->ctx;
5844
5845 wpa_dbg(work->wpa_s, MSG_DEBUG,
5846 "Timing out external radio work %u (%s)",
5847 ework->id, work->type);
5848 wpa_msg(work->wpa_s, MSG_INFO, EXT_RADIO_WORK_TIMEOUT "%u", ework->id);
5849 radio_work_done(work);
5850 os_free(ework);
5851 }
5852
5853
5854 static void wpas_ctrl_radio_work_cb(struct wpa_radio_work *work, int deinit)
5855 {
5856 struct wpa_external_work *ework = work->ctx;
5857
5858 if (deinit) {
5859 if (work->started)
5860 eloop_cancel_timeout(wpas_ctrl_radio_work_timeout,
5861 work, NULL);
5862
5863 os_free(ework);
5864 return;
5865 }
5866
5867 wpa_dbg(work->wpa_s, MSG_DEBUG, "Starting external radio work %u (%s)",
5868 ework->id, ework->type);
5869 wpa_msg(work->wpa_s, MSG_INFO, EXT_RADIO_WORK_START "%u", ework->id);
5870 if (!ework->timeout)
5871 ework->timeout = 10;
5872 eloop_register_timeout(ework->timeout, 0, wpas_ctrl_radio_work_timeout,
5873 work, NULL);
5874 }
5875
5876
5877 static int wpas_ctrl_radio_work_add(struct wpa_supplicant *wpa_s, char *cmd,
5878 char *buf, size_t buflen)
5879 {
5880 struct wpa_external_work *ework;
5881 char *pos, *pos2;
5882 size_t type_len;
5883 int ret;
5884 unsigned int freq = 0;
5885
5886 /* format: <name> [freq=<MHz>] [timeout=<seconds>] */
5887
5888 ework = os_zalloc(sizeof(*ework));
5889 if (ework == NULL)
5890 return -1;
5891
5892 pos = os_strchr(cmd, ' ');
5893 if (pos) {
5894 type_len = pos - cmd;
5895 pos++;
5896
5897 pos2 = os_strstr(pos, "freq=");
5898 if (pos2)
5899 freq = atoi(pos2 + 5);
5900
5901 pos2 = os_strstr(pos, "timeout=");
5902 if (pos2)
5903 ework->timeout = atoi(pos2 + 8);
5904 } else {
5905 type_len = os_strlen(cmd);
5906 }
5907 if (4 + type_len >= sizeof(ework->type))
5908 type_len = sizeof(ework->type) - 4 - 1;
5909 os_strlcpy(ework->type, "ext:", sizeof(ework->type));
5910 os_memcpy(ework->type + 4, cmd, type_len);
5911 ework->type[4 + type_len] = '\0';
5912
5913 wpa_s->ext_work_id++;
5914 if (wpa_s->ext_work_id == 0)
5915 wpa_s->ext_work_id++;
5916 ework->id = wpa_s->ext_work_id;
5917
5918 if (radio_add_work(wpa_s, freq, ework->type, 0, wpas_ctrl_radio_work_cb,
5919 ework) < 0) {
5920 os_free(ework);
5921 return -1;
5922 }
5923
5924 ret = os_snprintf(buf, buflen, "%u", ework->id);
5925 if (ret < 0 || (size_t) ret >= buflen)
5926 return -1;
5927 return ret;
5928 }
5929
5930
5931 static int wpas_ctrl_radio_work_done(struct wpa_supplicant *wpa_s, char *cmd)
5932 {
5933 struct wpa_radio_work *work;
5934 unsigned int id = atoi(cmd);
5935
5936 dl_list_for_each(work, &wpa_s->radio->work, struct wpa_radio_work, list)
5937 {
5938 struct wpa_external_work *ework;
5939
5940 if (os_strncmp(work->type, "ext:", 4) != 0)
5941 continue;
5942 ework = work->ctx;
5943 if (id && ework->id != id)
5944 continue;
5945 wpa_dbg(wpa_s, MSG_DEBUG,
5946 "Completed external radio work %u (%s)",
5947 ework->id, ework->type);
5948 eloop_cancel_timeout(wpas_ctrl_radio_work_timeout, work, NULL);
5949 radio_work_done(work);
5950 os_free(ework);
5951 return 3; /* "OK\n" */
5952 }
5953
5954 return -1;
5955 }
5956
5957
5958 static int wpas_ctrl_radio_work(struct wpa_supplicant *wpa_s, char *cmd,
5959 char *buf, size_t buflen)
5960 {
5961 if (os_strcmp(cmd, "show") == 0)
5962 return wpas_ctrl_radio_work_show(wpa_s, buf, buflen);
5963 if (os_strncmp(cmd, "add ", 4) == 0)
5964 return wpas_ctrl_radio_work_add(wpa_s, cmd + 4, buf, buflen);
5965 if (os_strncmp(cmd, "done ", 5) == 0)
5966 return wpas_ctrl_radio_work_done(wpa_s, cmd + 4);
5967 return -1;
5968 }
5969
5970
5971 void wpas_ctrl_radio_work_flush(struct wpa_supplicant *wpa_s)
5972 {
5973 struct wpa_radio_work *work, *tmp;
5974
5975 if (!wpa_s || !wpa_s->radio)
5976 return;
5977
5978 dl_list_for_each_safe(work, tmp, &wpa_s->radio->work,
5979 struct wpa_radio_work, list) {
5980 struct wpa_external_work *ework;
5981
5982 if (os_strncmp(work->type, "ext:", 4) != 0)
5983 continue;
5984 ework = work->ctx;
5985 wpa_dbg(wpa_s, MSG_DEBUG,
5986 "Flushing%s external radio work %u (%s)",
5987 work->started ? " started" : "", ework->id,
5988 ework->type);
5989 if (work->started)
5990 eloop_cancel_timeout(wpas_ctrl_radio_work_timeout,
5991 work, NULL);
5992 radio_work_done(work);
5993 os_free(ework);
5994 }
5995 }
5996
5997
5998 static void wpas_ctrl_eapol_response(void *eloop_ctx, void *timeout_ctx)
5999 {
6000 struct wpa_supplicant *wpa_s = eloop_ctx;
6001 eapol_sm_notify_ctrl_response(wpa_s->eapol);
6002 }
6003
6004
6005 static int set_scan_freqs(struct wpa_supplicant *wpa_s, char *val)
6006 {
6007 int *freqs = NULL;
6008
6009 freqs = freq_range_to_channel_list(wpa_s, val);
6010 if (freqs == NULL)
6011 return -1;
6012
6013 os_free(wpa_s->manual_scan_freqs);
6014 wpa_s->manual_scan_freqs = freqs;
6015
6016 return 0;
6017 }
6018
6019
6020 static int scan_id_list_parse(struct wpa_supplicant *wpa_s, const char *value)
6021 {
6022 const char *pos = value;
6023
6024 while (pos) {
6025 if (*pos == ' ' || *pos == '\0')
6026 break;
6027 if (wpa_s->scan_id_count == MAX_SCAN_ID)
6028 return -1;
6029 wpa_s->scan_id[wpa_s->scan_id_count++] = atoi(pos);
6030 pos = os_strchr(pos, ',');
6031 if (pos)
6032 pos++;
6033 }
6034
6035 return 0;
6036 }
6037
6038
6039 static void wpas_ctrl_scan(struct wpa_supplicant *wpa_s, char *params,
6040 char *reply, int reply_size, int *reply_len)
6041 {
6042 char *pos;
6043
6044 if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED) {
6045 *reply_len = -1;
6046 return;
6047 }
6048
6049 wpa_s->manual_scan_passive = 0;
6050 wpa_s->manual_scan_use_id = 0;
6051 wpa_s->manual_scan_only_new = 0;
6052 wpa_s->scan_id_count = 0;
6053
6054 if (params) {
6055 if (os_strncasecmp(params, "TYPE=ONLY", 9) == 0)
6056 wpa_s->scan_res_handler = scan_only_handler;
6057
6058 pos = os_strstr(params, "freq=");
6059 if (pos && set_scan_freqs(wpa_s, pos + 5) < 0) {
6060 *reply_len = -1;
6061 return;
6062 }
6063
6064 pos = os_strstr(params, "passive=");
6065 if (pos)
6066 wpa_s->manual_scan_passive = !!atoi(pos + 8);
6067
6068 pos = os_strstr(params, "use_id=");
6069 if (pos)
6070 wpa_s->manual_scan_use_id = atoi(pos + 7);
6071
6072 pos = os_strstr(params, "only_new=1");
6073 if (pos)
6074 wpa_s->manual_scan_only_new = 1;
6075
6076 pos = os_strstr(params, "scan_id=");
6077 if (pos && scan_id_list_parse(wpa_s, pos + 8) < 0) {
6078 *reply_len = -1;
6079 return;
6080 }
6081 } else {
6082 os_free(wpa_s->manual_scan_freqs);
6083 wpa_s->manual_scan_freqs = NULL;
6084 if (wpa_s->scan_res_handler == scan_only_handler)
6085 wpa_s->scan_res_handler = NULL;
6086 }
6087
6088 if (!wpa_s->sched_scanning && !wpa_s->scanning &&
6089 ((wpa_s->wpa_state <= WPA_SCANNING) ||
6090 (wpa_s->wpa_state == WPA_COMPLETED))) {
6091 wpa_s->normal_scans = 0;
6092 wpa_s->scan_req = MANUAL_SCAN_REQ;
6093 wpa_s->after_wps = 0;
6094 wpa_s->known_wps_freq = 0;
6095 wpa_supplicant_req_scan(wpa_s, 0, 0);
6096 if (wpa_s->manual_scan_use_id) {
6097 wpa_s->manual_scan_id++;
6098 wpa_dbg(wpa_s, MSG_DEBUG, "Assigned scan id %u",
6099 wpa_s->manual_scan_id);
6100 *reply_len = os_snprintf(reply, reply_size, "%u\n",
6101 wpa_s->manual_scan_id);
6102 }
6103 } else if (wpa_s->sched_scanning) {
6104 wpa_printf(MSG_DEBUG, "Stop ongoing sched_scan to allow requested full scan to proceed");
6105 wpa_supplicant_cancel_sched_scan(wpa_s);
6106 wpa_s->scan_req = MANUAL_SCAN_REQ;
6107 wpa_supplicant_req_scan(wpa_s, 0, 0);
6108 if (wpa_s->manual_scan_use_id) {
6109 wpa_s->manual_scan_id++;
6110 *reply_len = os_snprintf(reply, reply_size, "%u\n",
6111 wpa_s->manual_scan_id);
6112 wpa_dbg(wpa_s, MSG_DEBUG, "Assigned scan id %u",
6113 wpa_s->manual_scan_id);
6114 }
6115 } else {
6116 wpa_printf(MSG_DEBUG, "Ongoing scan action - reject new request");
6117 *reply_len = os_snprintf(reply, reply_size, "FAIL-BUSY\n");
6118 }
6119 }
6120
6121
6122 #ifdef CONFIG_TESTING_OPTIONS
6123
6124 static void wpas_ctrl_iface_mgmt_tx_cb(struct wpa_supplicant *wpa_s,
6125 unsigned int freq, const u8 *dst,
6126 const u8 *src, const u8 *bssid,
6127 const u8 *data, size_t data_len,
6128 enum offchannel_send_action_result
6129 result)
6130 {
6131 wpa_msg(wpa_s, MSG_INFO, "MGMT-TX-STATUS freq=%u dst=" MACSTR
6132 " src=" MACSTR " bssid=" MACSTR " result=%s",
6133 freq, MAC2STR(dst), MAC2STR(src), MAC2STR(bssid),
6134 result == OFFCHANNEL_SEND_ACTION_SUCCESS ?
6135 "SUCCESS" : (result == OFFCHANNEL_SEND_ACTION_NO_ACK ?
6136 "NO_ACK" : "FAILED"));
6137 }
6138
6139
6140 static int wpas_ctrl_iface_mgmt_tx(struct wpa_supplicant *wpa_s, char *cmd)
6141 {
6142 char *pos, *param;
6143 size_t len;
6144 u8 *buf, da[ETH_ALEN], bssid[ETH_ALEN];
6145 int res, used;
6146 int freq = 0, no_cck = 0, wait_time = 0;
6147
6148 /* <DA> <BSSID> [freq=<MHz>] [wait_time=<ms>] [no_cck=1]
6149 * <action=Action frame payload> */
6150
6151 wpa_printf(MSG_DEBUG, "External MGMT TX: %s", cmd);
6152
6153 pos = cmd;
6154 used = hwaddr_aton2(pos, da);
6155 if (used < 0)
6156 return -1;
6157 pos += used;
6158 while (*pos == ' ')
6159 pos++;
6160 used = hwaddr_aton2(pos, bssid);
6161 if (used < 0)
6162 return -1;
6163 pos += used;
6164
6165 param = os_strstr(pos, " freq=");
6166 if (param) {
6167 param += 6;
6168 freq = atoi(param);
6169 }
6170
6171 param = os_strstr(pos, " no_cck=");
6172 if (param) {
6173 param += 8;
6174 no_cck = atoi(param);
6175 }
6176
6177 param = os_strstr(pos, " wait_time=");
6178 if (param) {
6179 param += 11;
6180 wait_time = atoi(param);
6181 }
6182
6183 param = os_strstr(pos, " action=");
6184 if (param == NULL)
6185 return -1;
6186 param += 8;
6187
6188 len = os_strlen(param);
6189 if (len & 1)
6190 return -1;
6191 len /= 2;
6192
6193 buf = os_malloc(len);
6194 if (buf == NULL)
6195 return -1;
6196
6197 if (hexstr2bin(param, buf, len) < 0) {
6198 os_free(buf);
6199 return -1;
6200 }
6201
6202 res = offchannel_send_action(wpa_s, freq, da, wpa_s->own_addr, bssid,
6203 buf, len, wait_time,
6204 wpas_ctrl_iface_mgmt_tx_cb, no_cck);
6205 os_free(buf);
6206 return res;
6207 }
6208
6209
6210 static void wpas_ctrl_iface_mgmt_tx_done(struct wpa_supplicant *wpa_s)
6211 {
6212 wpa_printf(MSG_DEBUG, "External MGMT TX - done waiting");
6213 offchannel_send_action_done(wpa_s);
6214 }
6215
6216
6217 static int wpas_ctrl_iface_driver_event(struct wpa_supplicant *wpa_s, char *cmd)
6218 {
6219 char *pos, *param;
6220 union wpa_event_data event;
6221 enum wpa_event_type ev;
6222
6223 /* <event name> [parameters..] */
6224
6225 wpa_dbg(wpa_s, MSG_DEBUG, "Testing - external driver event: %s", cmd);
6226
6227 pos = cmd;
6228 param = os_strchr(pos, ' ');
6229 if (param)
6230 *param++ = '\0';
6231
6232 os_memset(&event, 0, sizeof(event));
6233
6234 if (os_strcmp(cmd, "INTERFACE_ENABLED") == 0) {
6235 ev = EVENT_INTERFACE_ENABLED;
6236 } else if (os_strcmp(cmd, "INTERFACE_DISABLED") == 0) {
6237 ev = EVENT_INTERFACE_DISABLED;
6238 } else if (os_strcmp(cmd, "AVOID_FREQUENCIES") == 0) {
6239 ev = EVENT_AVOID_FREQUENCIES;
6240 if (param == NULL)
6241 param = "";
6242 if (freq_range_list_parse(&event.freq_range, param) < 0)
6243 return -1;
6244 wpa_supplicant_event(wpa_s, ev, &event);
6245 os_free(event.freq_range.range);
6246 return 0;
6247 } else {
6248 wpa_dbg(wpa_s, MSG_DEBUG, "Testing - unknown driver event: %s",
6249 cmd);
6250 return -1;
6251 }
6252
6253 wpa_supplicant_event(wpa_s, ev, &event);
6254
6255 return 0;
6256 }
6257
6258 #endif /* CONFIG_TESTING_OPTIONS */
6259
6260
6261 static void wpas_ctrl_vendor_elem_update(struct wpa_supplicant *wpa_s)
6262 {
6263 unsigned int i;
6264 char buf[30];
6265
6266 wpa_printf(MSG_DEBUG, "Update vendor elements");
6267
6268 for (i = 0; i < NUM_VENDOR_ELEM_FRAMES; i++) {
6269 if (wpa_s->vendor_elem[i]) {
6270 os_snprintf(buf, sizeof(buf), "frame[%u]", i);
6271 wpa_hexdump_buf(MSG_DEBUG, buf, wpa_s->vendor_elem[i]);
6272 }
6273 }
6274
6275 #ifdef CONFIG_P2P
6276 if (wpa_s->parent == wpa_s &&
6277 wpa_s->global->p2p &&
6278 !wpa_s->global->p2p_disabled)
6279 p2p_set_vendor_elems(wpa_s->global->p2p, wpa_s->vendor_elem);
6280 #endif /* CONFIG_P2P */
6281 }
6282
6283
6284 static struct wpa_supplicant *
6285 wpas_ctrl_vendor_elem_iface(struct wpa_supplicant *wpa_s,
6286 enum wpa_vendor_elem_frame frame)
6287 {
6288 switch (frame) {
6289 #ifdef CONFIG_P2P
6290 case VENDOR_ELEM_PROBE_REQ_P2P:
6291 case VENDOR_ELEM_PROBE_RESP_P2P:
6292 case VENDOR_ELEM_PROBE_RESP_P2P_GO:
6293 case VENDOR_ELEM_BEACON_P2P_GO:
6294 case VENDOR_ELEM_P2P_PD_REQ:
6295 case VENDOR_ELEM_P2P_PD_RESP:
6296 case VENDOR_ELEM_P2P_GO_NEG_REQ:
6297 case VENDOR_ELEM_P2P_GO_NEG_RESP:
6298 case VENDOR_ELEM_P2P_GO_NEG_CONF:
6299 case VENDOR_ELEM_P2P_INV_REQ:
6300 case VENDOR_ELEM_P2P_INV_RESP:
6301 case VENDOR_ELEM_P2P_ASSOC_REQ:
6302 return wpa_s->parent;
6303 #endif /* CONFIG_P2P */
6304 default:
6305 return wpa_s;
6306 }
6307 }
6308
6309
6310 static int wpas_ctrl_vendor_elem_add(struct wpa_supplicant *wpa_s, char *cmd)
6311 {
6312 char *pos = cmd;
6313 int frame;
6314 size_t len;
6315 struct wpabuf *buf;
6316 struct ieee802_11_elems elems;
6317
6318 frame = atoi(pos);
6319 if (frame < 0 || frame >= NUM_VENDOR_ELEM_FRAMES)
6320 return -1;
6321 wpa_s = wpas_ctrl_vendor_elem_iface(wpa_s, frame);
6322
6323 pos = os_strchr(pos, ' ');
6324 if (pos == NULL)
6325 return -1;
6326 pos++;
6327
6328 len = os_strlen(pos);
6329 if (len == 0)
6330 return 0;
6331 if (len & 1)
6332 return -1;
6333 len /= 2;
6334
6335 buf = wpabuf_alloc(len);
6336 if (buf == NULL)
6337 return -1;
6338
6339 if (hexstr2bin(pos, wpabuf_put(buf, len), len) < 0) {
6340 wpabuf_free(buf);
6341 return -1;
6342 }
6343
6344 if (ieee802_11_parse_elems(wpabuf_head_u8(buf), len, &elems, 0) ==
6345 ParseFailed) {
6346 wpabuf_free(buf);
6347 return -1;
6348 }
6349
6350 if (wpa_s->vendor_elem[frame] == NULL) {
6351 wpa_s->vendor_elem[frame] = buf;
6352 wpas_ctrl_vendor_elem_update(wpa_s);
6353 return 0;
6354 }
6355
6356 if (wpabuf_resize(&wpa_s->vendor_elem[frame], len) < 0) {
6357 wpabuf_free(buf);
6358 return -1;
6359 }
6360
6361 wpabuf_put_buf(wpa_s->vendor_elem[frame], buf);
6362 wpabuf_free(buf);
6363 wpas_ctrl_vendor_elem_update(wpa_s);
6364
6365 return 0;
6366 }
6367
6368
6369 static int wpas_ctrl_vendor_elem_get(struct wpa_supplicant *wpa_s, char *cmd,
6370 char *buf, size_t buflen)
6371 {
6372 int frame = atoi(cmd);
6373
6374 if (frame < 0 || frame >= NUM_VENDOR_ELEM_FRAMES)
6375 return -1;
6376 wpa_s = wpas_ctrl_vendor_elem_iface(wpa_s, frame);
6377
6378 if (wpa_s->vendor_elem[frame] == NULL)
6379 return 0;
6380
6381 return wpa_snprintf_hex(buf, buflen,
6382 wpabuf_head_u8(wpa_s->vendor_elem[frame]),
6383 wpabuf_len(wpa_s->vendor_elem[frame]));
6384 }
6385
6386
6387 static int wpas_ctrl_vendor_elem_remove(struct wpa_supplicant *wpa_s, char *cmd)
6388 {
6389 char *pos = cmd;
6390 int frame;
6391 size_t len;
6392 u8 *buf;
6393 struct ieee802_11_elems elems;
6394 u8 *ie, *end;
6395
6396 frame = atoi(pos);
6397 if (frame < 0 || frame >= NUM_VENDOR_ELEM_FRAMES)
6398 return -1;
6399 wpa_s = wpas_ctrl_vendor_elem_iface(wpa_s, frame);
6400
6401 pos = os_strchr(pos, ' ');
6402 if (pos == NULL)
6403 return -1;
6404 pos++;
6405
6406 if (*pos == '*') {
6407 wpabuf_free(wpa_s->vendor_elem[frame]);
6408 wpa_s->vendor_elem[frame] = NULL;
6409 wpas_ctrl_vendor_elem_update(wpa_s);
6410 return 0;
6411 }
6412
6413 if (wpa_s->vendor_elem[frame] == NULL)
6414 return -1;
6415
6416 len = os_strlen(pos);
6417 if (len == 0)
6418 return 0;
6419 if (len & 1)
6420 return -1;
6421 len /= 2;
6422
6423 buf = os_malloc(len);
6424 if (buf == NULL)
6425 return -1;
6426
6427 if (hexstr2bin(pos, buf, len) < 0) {
6428 os_free(buf);
6429 return -1;
6430 }
6431
6432 if (ieee802_11_parse_elems(buf, len, &elems, 0) == ParseFailed) {
6433 os_free(buf);
6434 return -1;
6435 }
6436
6437 ie = wpabuf_mhead_u8(wpa_s->vendor_elem[frame]);
6438 end = ie + wpabuf_len(wpa_s->vendor_elem[frame]);
6439
6440 for (; ie + 1 < end; ie += 2 + ie[1]) {
6441 if (ie + len > end)
6442 break;
6443 if (os_memcmp(ie, buf, len) != 0)
6444 continue;
6445
6446 if (wpabuf_len(wpa_s->vendor_elem[frame]) == len) {
6447 wpabuf_free(wpa_s->vendor_elem[frame]);
6448 wpa_s->vendor_elem[frame] = NULL;
6449 } else {
6450 os_memmove(ie, ie + len,
6451 wpabuf_len(wpa_s->vendor_elem[frame]) - len);
6452 wpa_s->vendor_elem[frame]->used -= len;
6453 }
6454 os_free(buf);
6455 wpas_ctrl_vendor_elem_update(wpa_s);
6456 return 0;
6457 }
6458
6459 os_free(buf);
6460
6461 return -1;
6462 }
6463
6464
6465 char * wpa_supplicant_ctrl_iface_process(struct wpa_supplicant *wpa_s,
6466 char *buf, size_t *resp_len)
6467 {
6468 char *reply;
6469 const int reply_size = 4096;
6470 int reply_len;
6471
6472 if (os_strncmp(buf, WPA_CTRL_RSP, os_strlen(WPA_CTRL_RSP)) == 0 ||
6473 os_strncmp(buf, "SET_NETWORK ", 12) == 0) {
6474 if (wpa_debug_show_keys)
6475 wpa_dbg(wpa_s, MSG_DEBUG,
6476 "Control interface command '%s'", buf);
6477 else
6478 wpa_dbg(wpa_s, MSG_DEBUG,
6479 "Control interface command '%s [REMOVED]'",
6480 os_strncmp(buf, WPA_CTRL_RSP,
6481 os_strlen(WPA_CTRL_RSP)) == 0 ?
6482 WPA_CTRL_RSP : "SET_NETWORK");
6483 } else if (os_strncmp(buf, "WPS_NFC_TAG_READ", 16) == 0 ||
6484 os_strncmp(buf, "NFC_REPORT_HANDOVER", 19) == 0) {
6485 wpa_hexdump_ascii_key(MSG_DEBUG, "RX ctrl_iface",
6486 (const u8 *) buf, os_strlen(buf));
6487 } else {
6488 int level = MSG_DEBUG;
6489 if (os_strcmp(buf, "PING") == 0)
6490 level = MSG_EXCESSIVE;
6491 wpa_dbg(wpa_s, level, "Control interface command '%s'", buf);
6492 }
6493
6494 reply = os_malloc(reply_size);
6495 if (reply == NULL) {
6496 *resp_len = 1;
6497 return NULL;
6498 }
6499
6500 os_memcpy(reply, "OK\n", 3);
6501 reply_len = 3;
6502
6503 if (os_strcmp(buf, "PING") == 0) {
6504 os_memcpy(reply, "PONG\n", 5);
6505 reply_len = 5;
6506 } else if (os_strcmp(buf, "IFNAME") == 0) {
6507 reply_len = os_strlen(wpa_s->ifname);
6508 os_memcpy(reply, wpa_s->ifname, reply_len);
6509 } else if (os_strncmp(buf, "RELOG", 5) == 0) {
6510 if (wpa_debug_reopen_file() < 0)
6511 reply_len = -1;
6512 } else if (os_strncmp(buf, "NOTE ", 5) == 0) {
6513 wpa_printf(MSG_INFO, "NOTE: %s", buf + 5);
6514 } else if (os_strcmp(buf, "MIB") == 0) {
6515 reply_len = wpa_sm_get_mib(wpa_s->wpa, reply, reply_size);
6516 if (reply_len >= 0) {
6517 int res;
6518 res = eapol_sm_get_mib(wpa_s->eapol, reply + reply_len,
6519 reply_size - reply_len);
6520 if (res < 0)
6521 reply_len = -1;
6522 else
6523 reply_len += res;
6524 }
6525 } else if (os_strncmp(buf, "STATUS", 6) == 0) {
6526 reply_len = wpa_supplicant_ctrl_iface_status(
6527 wpa_s, buf + 6, reply, reply_size);
6528 } else if (os_strcmp(buf, "PMKSA") == 0) {
6529 reply_len = wpa_sm_pmksa_cache_list(wpa_s->wpa, reply,
6530 reply_size);
6531 } else if (os_strncmp(buf, "SET ", 4) == 0) {
6532 if (wpa_supplicant_ctrl_iface_set(wpa_s, buf + 4))
6533 reply_len = -1;
6534 } else if (os_strncmp(buf, "GET ", 4) == 0) {
6535 reply_len = wpa_supplicant_ctrl_iface_get(wpa_s, buf + 4,
6536 reply, reply_size);
6537 } else if (os_strcmp(buf, "LOGON") == 0) {
6538 eapol_sm_notify_logoff(wpa_s->eapol, FALSE);
6539 } else if (os_strcmp(buf, "LOGOFF") == 0) {
6540 eapol_sm_notify_logoff(wpa_s->eapol, TRUE);
6541 } else if (os_strcmp(buf, "REASSOCIATE") == 0) {
6542 if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED)
6543 reply_len = -1;
6544 else
6545 wpas_request_connection(wpa_s);
6546 } else if (os_strcmp(buf, "REATTACH") == 0) {
6547 if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED ||
6548 !wpa_s->current_ssid)
6549 reply_len = -1;
6550 else {
6551 wpa_s->reattach = 1;
6552 wpas_request_connection(wpa_s);
6553 }
6554 } else if (os_strcmp(buf, "RECONNECT") == 0) {
6555 if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED)
6556 reply_len = -1;
6557 else if (wpa_s->disconnected)
6558 wpas_request_connection(wpa_s);
6559 #ifdef IEEE8021X_EAPOL
6560 } else if (os_strncmp(buf, "PREAUTH ", 8) == 0) {
6561 if (wpa_supplicant_ctrl_iface_preauth(wpa_s, buf + 8))
6562 reply_len = -1;
6563 #endif /* IEEE8021X_EAPOL */
6564 #ifdef CONFIG_PEERKEY
6565 } else if (os_strncmp(buf, "STKSTART ", 9) == 0) {
6566 if (wpa_supplicant_ctrl_iface_stkstart(wpa_s, buf + 9))
6567 reply_len = -1;
6568 #endif /* CONFIG_PEERKEY */
6569 #ifdef CONFIG_IEEE80211R
6570 } else if (os_strncmp(buf, "FT_DS ", 6) == 0) {
6571 if (wpa_supplicant_ctrl_iface_ft_ds(wpa_s, buf + 6))
6572 reply_len = -1;
6573 #endif /* CONFIG_IEEE80211R */
6574 #ifdef CONFIG_WPS
6575 } else if (os_strcmp(buf, "WPS_PBC") == 0) {
6576 int res = wpa_supplicant_ctrl_iface_wps_pbc(wpa_s, NULL);
6577 if (res == -2) {
6578 os_memcpy(reply, "FAIL-PBC-OVERLAP\n", 17);
6579 reply_len = 17;
6580 } else if (res)
6581 reply_len = -1;
6582 } else if (os_strncmp(buf, "WPS_PBC ", 8) == 0) {
6583 int res = wpa_supplicant_ctrl_iface_wps_pbc(wpa_s, buf + 8);
6584 if (res == -2) {
6585 os_memcpy(reply, "FAIL-PBC-OVERLAP\n", 17);
6586 reply_len = 17;
6587 } else if (res)
6588 reply_len = -1;
6589 } else if (os_strncmp(buf, "WPS_PIN ", 8) == 0) {
6590 reply_len = wpa_supplicant_ctrl_iface_wps_pin(wpa_s, buf + 8,
6591 reply,
6592 reply_size);
6593 } else if (os_strncmp(buf, "WPS_CHECK_PIN ", 14) == 0) {
6594 reply_len = wpa_supplicant_ctrl_iface_wps_check_pin(
6595 wpa_s, buf + 14, reply, reply_size);
6596 } else if (os_strcmp(buf, "WPS_CANCEL") == 0) {
6597 if (wpas_wps_cancel(wpa_s))
6598 reply_len = -1;
6599 #ifdef CONFIG_WPS_NFC
6600 } else if (os_strcmp(buf, "WPS_NFC") == 0) {
6601 if (wpa_supplicant_ctrl_iface_wps_nfc(wpa_s, NULL))
6602 reply_len = -1;
6603 } else if (os_strncmp(buf, "WPS_NFC ", 8) == 0) {
6604 if (wpa_supplicant_ctrl_iface_wps_nfc(wpa_s, buf + 8))
6605 reply_len = -1;
6606 } else if (os_strncmp(buf, "WPS_NFC_CONFIG_TOKEN ", 21) == 0) {
6607 reply_len = wpa_supplicant_ctrl_iface_wps_nfc_config_token(
6608 wpa_s, buf + 21, reply, reply_size);
6609 } else if (os_strncmp(buf, "WPS_NFC_TOKEN ", 14) == 0) {
6610 reply_len = wpa_supplicant_ctrl_iface_wps_nfc_token(
6611 wpa_s, buf + 14, reply, reply_size);
6612 } else if (os_strncmp(buf, "WPS_NFC_TAG_READ ", 17) == 0) {
6613 if (wpa_supplicant_ctrl_iface_wps_nfc_tag_read(wpa_s,
6614 buf + 17))
6615 reply_len = -1;
6616 } else if (os_strncmp(buf, "NFC_GET_HANDOVER_REQ ", 21) == 0) {
6617 reply_len = wpas_ctrl_nfc_get_handover_req(
6618 wpa_s, buf + 21, reply, reply_size);
6619 } else if (os_strncmp(buf, "NFC_GET_HANDOVER_SEL ", 21) == 0) {
6620 reply_len = wpas_ctrl_nfc_get_handover_sel(
6621 wpa_s, buf + 21, reply, reply_size);
6622 } else if (os_strncmp(buf, "NFC_REPORT_HANDOVER ", 20) == 0) {
6623 if (wpas_ctrl_nfc_report_handover(wpa_s, buf + 20))
6624 reply_len = -1;
6625 #endif /* CONFIG_WPS_NFC */
6626 } else if (os_strncmp(buf, "WPS_REG ", 8) == 0) {
6627 if (wpa_supplicant_ctrl_iface_wps_reg(wpa_s, buf + 8))
6628 reply_len = -1;
6629 #ifdef CONFIG_AP
6630 } else if (os_strncmp(buf, "WPS_AP_PIN ", 11) == 0) {
6631 reply_len = wpa_supplicant_ctrl_iface_wps_ap_pin(
6632 wpa_s, buf + 11, reply, reply_size);
6633 #endif /* CONFIG_AP */
6634 #ifdef CONFIG_WPS_ER
6635 } else if (os_strcmp(buf, "WPS_ER_START") == 0) {
6636 if (wpas_wps_er_start(wpa_s, NULL))
6637 reply_len = -1;
6638 } else if (os_strncmp(buf, "WPS_ER_START ", 13) == 0) {
6639 if (wpas_wps_er_start(wpa_s, buf + 13))
6640 reply_len = -1;
6641 } else if (os_strcmp(buf, "WPS_ER_STOP") == 0) {
6642 if (wpas_wps_er_stop(wpa_s))
6643 reply_len = -1;
6644 } else if (os_strncmp(buf, "WPS_ER_PIN ", 11) == 0) {
6645 if (wpa_supplicant_ctrl_iface_wps_er_pin(wpa_s, buf + 11))
6646 reply_len = -1;
6647 } else if (os_strncmp(buf, "WPS_ER_PBC ", 11) == 0) {
6648 int ret = wpas_wps_er_pbc(wpa_s, buf + 11);
6649 if (ret == -2) {
6650 os_memcpy(reply, "FAIL-PBC-OVERLAP\n", 17);
6651 reply_len = 17;
6652 } else if (ret == -3) {
6653 os_memcpy(reply, "FAIL-UNKNOWN-UUID\n", 18);
6654 reply_len = 18;
6655 } else if (ret == -4) {
6656 os_memcpy(reply, "FAIL-NO-AP-SETTINGS\n", 20);
6657 reply_len = 20;
6658 } else if (ret)
6659 reply_len = -1;
6660 } else if (os_strncmp(buf, "WPS_ER_LEARN ", 13) == 0) {
6661 if (wpa_supplicant_ctrl_iface_wps_er_learn(wpa_s, buf + 13))
6662 reply_len = -1;
6663 } else if (os_strncmp(buf, "WPS_ER_SET_CONFIG ", 18) == 0) {
6664 if (wpa_supplicant_ctrl_iface_wps_er_set_config(wpa_s,
6665 buf + 18))
6666 reply_len = -1;
6667 } else if (os_strncmp(buf, "WPS_ER_CONFIG ", 14) == 0) {
6668 if (wpa_supplicant_ctrl_iface_wps_er_config(wpa_s, buf + 14))
6669 reply_len = -1;
6670 #ifdef CONFIG_WPS_NFC
6671 } else if (os_strncmp(buf, "WPS_ER_NFC_CONFIG_TOKEN ", 24) == 0) {
6672 reply_len = wpa_supplicant_ctrl_iface_wps_er_nfc_config_token(
6673 wpa_s, buf + 24, reply, reply_size);
6674 #endif /* CONFIG_WPS_NFC */
6675 #endif /* CONFIG_WPS_ER */
6676 #endif /* CONFIG_WPS */
6677 #ifdef CONFIG_IBSS_RSN
6678 } else if (os_strncmp(buf, "IBSS_RSN ", 9) == 0) {
6679 if (wpa_supplicant_ctrl_iface_ibss_rsn(wpa_s, buf + 9))
6680 reply_len = -1;
6681 #endif /* CONFIG_IBSS_RSN */
6682 #ifdef CONFIG_P2P
6683 } else if (os_strncmp(buf, "P2P_FIND ", 9) == 0) {
6684 if (p2p_ctrl_find(wpa_s, buf + 9))
6685 reply_len = -1;
6686 } else if (os_strcmp(buf, "P2P_FIND") == 0) {
6687 if (p2p_ctrl_find(wpa_s, ""))
6688 reply_len = -1;
6689 } else if (os_strcmp(buf, "P2P_STOP_FIND") == 0) {
6690 wpas_p2p_stop_find(wpa_s);
6691 } else if (os_strncmp(buf, "P2P_CONNECT ", 12) == 0) {
6692 reply_len = p2p_ctrl_connect(wpa_s, buf + 12, reply,
6693 reply_size);
6694 } else if (os_strncmp(buf, "P2P_LISTEN ", 11) == 0) {
6695 if (p2p_ctrl_listen(wpa_s, buf + 11))
6696 reply_len = -1;
6697 } else if (os_strcmp(buf, "P2P_LISTEN") == 0) {
6698 if (p2p_ctrl_listen(wpa_s, ""))
6699 reply_len = -1;
6700 } else if (os_strncmp(buf, "P2P_GROUP_REMOVE ", 17) == 0) {
6701 if (wpas_p2p_group_remove(wpa_s, buf + 17))
6702 reply_len = -1;
6703 } else if (os_strcmp(buf, "P2P_GROUP_ADD") == 0) {
6704 if (wpas_p2p_group_add(wpa_s, 0, 0, 0, 0))
6705 reply_len = -1;
6706 } else if (os_strncmp(buf, "P2P_GROUP_ADD ", 14) == 0) {
6707 if (p2p_ctrl_group_add(wpa_s, buf + 14))
6708 reply_len = -1;
6709 } else if (os_strncmp(buf, "P2P_PROV_DISC ", 14) == 0) {
6710 if (p2p_ctrl_prov_disc(wpa_s, buf + 14))
6711 reply_len = -1;
6712 } else if (os_strcmp(buf, "P2P_GET_PASSPHRASE") == 0) {
6713 reply_len = p2p_get_passphrase(wpa_s, reply, reply_size);
6714 } else if (os_strncmp(buf, "P2P_SERV_DISC_REQ ", 18) == 0) {
6715 reply_len = p2p_ctrl_serv_disc_req(wpa_s, buf + 18, reply,
6716 reply_size);
6717 } else if (os_strncmp(buf, "P2P_SERV_DISC_CANCEL_REQ ", 25) == 0) {
6718 if (p2p_ctrl_serv_disc_cancel_req(wpa_s, buf + 25) < 0)
6719 reply_len = -1;
6720 } else if (os_strncmp(buf, "P2P_SERV_DISC_RESP ", 19) == 0) {
6721 if (p2p_ctrl_serv_disc_resp(wpa_s, buf + 19) < 0)
6722 reply_len = -1;
6723 } else if (os_strcmp(buf, "P2P_SERVICE_UPDATE") == 0) {
6724 wpas_p2p_sd_service_update(wpa_s);
6725 } else if (os_strncmp(buf, "P2P_SERV_DISC_EXTERNAL ", 23) == 0) {
6726 if (p2p_ctrl_serv_disc_external(wpa_s, buf + 23) < 0)
6727 reply_len = -1;
6728 } else if (os_strcmp(buf, "P2P_SERVICE_FLUSH") == 0) {
6729 wpas_p2p_service_flush(wpa_s);
6730 } else if (os_strncmp(buf, "P2P_SERVICE_ADD ", 16) == 0) {
6731 if (p2p_ctrl_service_add(wpa_s, buf + 16) < 0)
6732 reply_len = -1;
6733 } else if (os_strncmp(buf, "P2P_SERVICE_DEL ", 16) == 0) {
6734 if (p2p_ctrl_service_del(wpa_s, buf + 16) < 0)
6735 reply_len = -1;
6736 } else if (os_strncmp(buf, "P2P_REJECT ", 11) == 0) {
6737 if (p2p_ctrl_reject(wpa_s, buf + 11) < 0)
6738 reply_len = -1;
6739 } else if (os_strncmp(buf, "P2P_INVITE ", 11) == 0) {
6740 if (p2p_ctrl_invite(wpa_s, buf + 11) < 0)
6741 reply_len = -1;
6742 } else if (os_strncmp(buf, "P2P_PEER ", 9) == 0) {
6743 reply_len = p2p_ctrl_peer(wpa_s, buf + 9, reply,
6744 reply_size);
6745 } else if (os_strncmp(buf, "P2P_SET ", 8) == 0) {
6746 if (p2p_ctrl_set(wpa_s, buf + 8) < 0)
6747 reply_len = -1;
6748 } else if (os_strcmp(buf, "P2P_FLUSH") == 0) {
6749 p2p_ctrl_flush(wpa_s);
6750 } else if (os_strncmp(buf, "P2P_UNAUTHORIZE ", 16) == 0) {
6751 if (wpas_p2p_unauthorize(wpa_s, buf + 16) < 0)
6752 reply_len = -1;
6753 } else if (os_strcmp(buf, "P2P_CANCEL") == 0) {
6754 if (wpas_p2p_cancel(wpa_s))
6755 reply_len = -1;
6756 } else if (os_strncmp(buf, "P2P_PRESENCE_REQ ", 17) == 0) {
6757 if (p2p_ctrl_presence_req(wpa_s, buf + 17) < 0)
6758 reply_len = -1;
6759 } else if (os_strcmp(buf, "P2P_PRESENCE_REQ") == 0) {
6760 if (p2p_ctrl_presence_req(wpa_s, "") < 0)
6761 reply_len = -1;
6762 } else if (os_strncmp(buf, "P2P_EXT_LISTEN ", 15) == 0) {
6763 if (p2p_ctrl_ext_listen(wpa_s, buf + 15) < 0)
6764 reply_len = -1;
6765 } else if (os_strcmp(buf, "P2P_EXT_LISTEN") == 0) {
6766 if (p2p_ctrl_ext_listen(wpa_s, "") < 0)
6767 reply_len = -1;
6768 } else if (os_strncmp(buf, "P2P_REMOVE_CLIENT ", 18) == 0) {
6769 if (p2p_ctrl_remove_client(wpa_s, buf + 18) < 0)
6770 reply_len = -1;
6771 #endif /* CONFIG_P2P */
6772 #ifdef CONFIG_WIFI_DISPLAY
6773 } else if (os_strncmp(buf, "WFD_SUBELEM_SET ", 16) == 0) {
6774 if (wifi_display_subelem_set(wpa_s->global, buf + 16) < 0)
6775 reply_len = -1;
6776 } else if (os_strncmp(buf, "WFD_SUBELEM_GET ", 16) == 0) {
6777 reply_len = wifi_display_subelem_get(wpa_s->global, buf + 16,
6778 reply, reply_size);
6779 #endif /* CONFIG_WIFI_DISPLAY */
6780 #ifdef CONFIG_INTERWORKING
6781 } else if (os_strcmp(buf, "FETCH_ANQP") == 0) {
6782 if (interworking_fetch_anqp(wpa_s) < 0)
6783 reply_len = -1;
6784 } else if (os_strcmp(buf, "STOP_FETCH_ANQP") == 0) {
6785 interworking_stop_fetch_anqp(wpa_s);
6786 } else if (os_strcmp(buf, "INTERWORKING_SELECT") == 0) {
6787 if (ctrl_interworking_select(wpa_s, NULL) < 0)
6788 reply_len = -1;
6789 } else if (os_strncmp(buf, "INTERWORKING_SELECT ", 20) == 0) {
6790 if (ctrl_interworking_select(wpa_s, buf + 20) < 0)
6791 reply_len = -1;
6792 } else if (os_strncmp(buf, "INTERWORKING_CONNECT ", 21) == 0) {
6793 if (ctrl_interworking_connect(wpa_s, buf + 21) < 0)
6794 reply_len = -1;
6795 } else if (os_strncmp(buf, "ANQP_GET ", 9) == 0) {
6796 if (get_anqp(wpa_s, buf + 9) < 0)
6797 reply_len = -1;
6798 } else if (os_strncmp(buf, "GAS_REQUEST ", 12) == 0) {
6799 if (gas_request(wpa_s, buf + 12) < 0)
6800 reply_len = -1;
6801 } else if (os_strncmp(buf, "GAS_RESPONSE_GET ", 17) == 0) {
6802 reply_len = gas_response_get(wpa_s, buf + 17, reply,
6803 reply_size);
6804 #endif /* CONFIG_INTERWORKING */
6805 #ifdef CONFIG_HS20
6806 } else if (os_strncmp(buf, "HS20_ANQP_GET ", 14) == 0) {
6807 if (get_hs20_anqp(wpa_s, buf + 14) < 0)
6808 reply_len = -1;
6809 } else if (os_strncmp(buf, "HS20_GET_NAI_HOME_REALM_LIST ", 29) == 0) {
6810 if (hs20_get_nai_home_realm_list(wpa_s, buf + 29) < 0)
6811 reply_len = -1;
6812 } else if (os_strncmp(buf, "HS20_ICON_REQUEST ", 18) == 0) {
6813 if (hs20_icon_request(wpa_s, buf + 18) < 0)
6814 reply_len = -1;
6815 } else if (os_strcmp(buf, "FETCH_OSU") == 0) {
6816 if (hs20_fetch_osu(wpa_s) < 0)
6817 reply_len = -1;
6818 } else if (os_strcmp(buf, "CANCEL_FETCH_OSU") == 0) {
6819 hs20_cancel_fetch_osu(wpa_s);
6820 #endif /* CONFIG_HS20 */
6821 } else if (os_strncmp(buf, WPA_CTRL_RSP, os_strlen(WPA_CTRL_RSP)) == 0)
6822 {
6823 if (wpa_supplicant_ctrl_iface_ctrl_rsp(
6824 wpa_s, buf + os_strlen(WPA_CTRL_RSP)))
6825 reply_len = -1;
6826 else {
6827 /*
6828 * Notify response from timeout to allow the control
6829 * interface response to be sent first.
6830 */
6831 eloop_register_timeout(0, 0, wpas_ctrl_eapol_response,
6832 wpa_s, NULL);
6833 }
6834 } else if (os_strcmp(buf, "RECONFIGURE") == 0) {
6835 if (wpa_supplicant_reload_configuration(wpa_s))
6836 reply_len = -1;
6837 } else if (os_strcmp(buf, "TERMINATE") == 0) {
6838 wpa_supplicant_terminate_proc(wpa_s->global);
6839 } else if (os_strncmp(buf, "BSSID ", 6) == 0) {
6840 if (wpa_supplicant_ctrl_iface_bssid(wpa_s, buf + 6))
6841 reply_len = -1;
6842 } else if (os_strncmp(buf, "BLACKLIST", 9) == 0) {
6843 reply_len = wpa_supplicant_ctrl_iface_blacklist(
6844 wpa_s, buf + 9, reply, reply_size);
6845 } else if (os_strncmp(buf, "LOG_LEVEL", 9) == 0) {
6846 reply_len = wpa_supplicant_ctrl_iface_log_level(
6847 wpa_s, buf + 9, reply, reply_size);
6848 } else if (os_strcmp(buf, "LIST_NETWORKS") == 0) {
6849 reply_len = wpa_supplicant_ctrl_iface_list_networks(
6850 wpa_s, reply, reply_size);
6851 } else if (os_strcmp(buf, "DISCONNECT") == 0) {
6852 #ifdef CONFIG_SME
6853 wpa_s->sme.prev_bssid_set = 0;
6854 #endif /* CONFIG_SME */
6855 wpa_s->reassociate = 0;
6856 wpa_s->disconnected = 1;
6857 wpa_supplicant_cancel_sched_scan(wpa_s);
6858 wpa_supplicant_cancel_scan(wpa_s);
6859 wpa_supplicant_deauthenticate(wpa_s,
6860 WLAN_REASON_DEAUTH_LEAVING);
6861 } else if (os_strcmp(buf, "SCAN") == 0) {
6862 wpas_ctrl_scan(wpa_s, NULL, reply, reply_size, &reply_len);
6863 } else if (os_strncmp(buf, "SCAN ", 5) == 0) {
6864 wpas_ctrl_scan(wpa_s, buf + 5, reply, reply_size, &reply_len);
6865 } else if (os_strcmp(buf, "SCAN_RESULTS") == 0) {
6866 reply_len = wpa_supplicant_ctrl_iface_scan_results(
6867 wpa_s, reply, reply_size);
6868 } else if (os_strncmp(buf, "SELECT_NETWORK ", 15) == 0) {
6869 if (wpa_supplicant_ctrl_iface_select_network(wpa_s, buf + 15))
6870 reply_len = -1;
6871 } else if (os_strncmp(buf, "ENABLE_NETWORK ", 15) == 0) {
6872 if (wpa_supplicant_ctrl_iface_enable_network(wpa_s, buf + 15))
6873 reply_len = -1;
6874 } else if (os_strncmp(buf, "DISABLE_NETWORK ", 16) == 0) {
6875 if (wpa_supplicant_ctrl_iface_disable_network(wpa_s, buf + 16))
6876 reply_len = -1;
6877 } else if (os_strcmp(buf, "ADD_NETWORK") == 0) {
6878 reply_len = wpa_supplicant_ctrl_iface_add_network(
6879 wpa_s, reply, reply_size);
6880 } else if (os_strncmp(buf, "REMOVE_NETWORK ", 15) == 0) {
6881 if (wpa_supplicant_ctrl_iface_remove_network(wpa_s, buf + 15))
6882 reply_len = -1;
6883 } else if (os_strncmp(buf, "SET_NETWORK ", 12) == 0) {
6884 if (wpa_supplicant_ctrl_iface_set_network(wpa_s, buf + 12))
6885 reply_len = -1;
6886 } else if (os_strncmp(buf, "GET_NETWORK ", 12) == 0) {
6887 reply_len = wpa_supplicant_ctrl_iface_get_network(
6888 wpa_s, buf + 12, reply, reply_size);
6889 } else if (os_strncmp(buf, "DUP_NETWORK ", 12) == 0) {
6890 if (wpa_supplicant_ctrl_iface_dup_network(wpa_s, buf + 12))
6891 reply_len = -1;
6892 } else if (os_strcmp(buf, "LIST_CREDS") == 0) {
6893 reply_len = wpa_supplicant_ctrl_iface_list_creds(
6894 wpa_s, reply, reply_size);
6895 } else if (os_strcmp(buf, "ADD_CRED") == 0) {
6896 reply_len = wpa_supplicant_ctrl_iface_add_cred(
6897 wpa_s, reply, reply_size);
6898 } else if (os_strncmp(buf, "REMOVE_CRED ", 12) == 0) {
6899 if (wpa_supplicant_ctrl_iface_remove_cred(wpa_s, buf + 12))
6900 reply_len = -1;
6901 } else if (os_strncmp(buf, "SET_CRED ", 9) == 0) {
6902 if (wpa_supplicant_ctrl_iface_set_cred(wpa_s, buf + 9))
6903 reply_len = -1;
6904 } else if (os_strncmp(buf, "GET_CRED ", 9) == 0) {
6905 reply_len = wpa_supplicant_ctrl_iface_get_cred(wpa_s, buf + 9,
6906 reply,
6907 reply_size);
6908 #ifndef CONFIG_NO_CONFIG_WRITE
6909 } else if (os_strcmp(buf, "SAVE_CONFIG") == 0) {
6910 if (wpa_supplicant_ctrl_iface_save_config(wpa_s))
6911 reply_len = -1;
6912 #endif /* CONFIG_NO_CONFIG_WRITE */
6913 } else if (os_strncmp(buf, "GET_CAPABILITY ", 15) == 0) {
6914 reply_len = wpa_supplicant_ctrl_iface_get_capability(
6915 wpa_s, buf + 15, reply, reply_size);
6916 } else if (os_strncmp(buf, "AP_SCAN ", 8) == 0) {
6917 if (wpa_supplicant_ctrl_iface_ap_scan(wpa_s, buf + 8))
6918 reply_len = -1;
6919 } else if (os_strncmp(buf, "SCAN_INTERVAL ", 14) == 0) {
6920 if (wpa_supplicant_ctrl_iface_scan_interval(wpa_s, buf + 14))
6921 reply_len = -1;
6922 } else if (os_strcmp(buf, "INTERFACE_LIST") == 0) {
6923 reply_len = wpa_supplicant_global_iface_list(
6924 wpa_s->global, reply, reply_size);
6925 } else if (os_strcmp(buf, "INTERFACES") == 0) {
6926 reply_len = wpa_supplicant_global_iface_interfaces(
6927 wpa_s->global, reply, reply_size);
6928 } else if (os_strncmp(buf, "BSS ", 4) == 0) {
6929 reply_len = wpa_supplicant_ctrl_iface_bss(
6930 wpa_s, buf + 4, reply, reply_size);
6931 #ifdef CONFIG_AP
6932 } else if (os_strcmp(buf, "STA-FIRST") == 0) {
6933 reply_len = ap_ctrl_iface_sta_first(wpa_s, reply, reply_size);
6934 } else if (os_strncmp(buf, "STA ", 4) == 0) {
6935 reply_len = ap_ctrl_iface_sta(wpa_s, buf + 4, reply,
6936 reply_size);
6937 } else if (os_strncmp(buf, "STA-NEXT ", 9) == 0) {
6938 reply_len = ap_ctrl_iface_sta_next(wpa_s, buf + 9, reply,
6939 reply_size);
6940 } else if (os_strncmp(buf, "DEAUTHENTICATE ", 15) == 0) {
6941 if (ap_ctrl_iface_sta_deauthenticate(wpa_s, buf + 15))
6942 reply_len = -1;
6943 } else if (os_strncmp(buf, "DISASSOCIATE ", 13) == 0) {
6944 if (ap_ctrl_iface_sta_disassociate(wpa_s, buf + 13))
6945 reply_len = -1;
6946 } else if (os_strncmp(buf, "CHAN_SWITCH ", 12) == 0) {
6947 if (ap_ctrl_iface_chanswitch(wpa_s, buf + 12))
6948 reply_len = -1;
6949 #endif /* CONFIG_AP */
6950 } else if (os_strcmp(buf, "SUSPEND") == 0) {
6951 wpas_notify_suspend(wpa_s->global);
6952 } else if (os_strcmp(buf, "RESUME") == 0) {
6953 wpas_notify_resume(wpa_s->global);
6954 #ifdef CONFIG_TESTING_OPTIONS
6955 } else if (os_strcmp(buf, "DROP_SA") == 0) {
6956 wpa_supplicant_ctrl_iface_drop_sa(wpa_s);
6957 #endif /* CONFIG_TESTING_OPTIONS */
6958 } else if (os_strncmp(buf, "ROAM ", 5) == 0) {
6959 if (wpa_supplicant_ctrl_iface_roam(wpa_s, buf + 5))
6960 reply_len = -1;
6961 } else if (os_strncmp(buf, "STA_AUTOCONNECT ", 16) == 0) {
6962 if (wpa_supplicant_ctrl_iface_sta_autoconnect(wpa_s, buf + 16))
6963 reply_len = -1;
6964 } else if (os_strncmp(buf, "BSS_EXPIRE_AGE ", 15) == 0) {
6965 if (wpa_supplicant_ctrl_iface_bss_expire_age(wpa_s, buf + 15))
6966 reply_len = -1;
6967 } else if (os_strncmp(buf, "BSS_EXPIRE_COUNT ", 17) == 0) {
6968 if (wpa_supplicant_ctrl_iface_bss_expire_count(wpa_s,
6969 buf + 17))
6970 reply_len = -1;
6971 } else if (os_strncmp(buf, "BSS_FLUSH ", 10) == 0) {
6972 if (wpa_supplicant_ctrl_iface_bss_flush(wpa_s, buf + 10))
6973 reply_len = -1;
6974 #ifdef CONFIG_TDLS
6975 } else if (os_strncmp(buf, "TDLS_DISCOVER ", 14) == 0) {
6976 if (wpa_supplicant_ctrl_iface_tdls_discover(wpa_s, buf + 14))
6977 reply_len = -1;
6978 } else if (os_strncmp(buf, "TDLS_SETUP ", 11) == 0) {
6979 if (wpa_supplicant_ctrl_iface_tdls_setup(wpa_s, buf + 11))
6980 reply_len = -1;
6981 } else if (os_strncmp(buf, "TDLS_TEARDOWN ", 14) == 0) {
6982 if (wpa_supplicant_ctrl_iface_tdls_teardown(wpa_s, buf + 14))
6983 reply_len = -1;
6984 #endif /* CONFIG_TDLS */
6985 } else if (os_strncmp(buf, "SIGNAL_POLL", 11) == 0) {
6986 reply_len = wpa_supplicant_signal_poll(wpa_s, reply,
6987 reply_size);
6988 } else if (os_strncmp(buf, "PKTCNT_POLL", 11) == 0) {
6989 reply_len = wpa_supplicant_pktcnt_poll(wpa_s, reply,
6990 reply_size);
6991 #ifdef CONFIG_AUTOSCAN
6992 } else if (os_strncmp(buf, "AUTOSCAN ", 9) == 0) {
6993 if (wpa_supplicant_ctrl_iface_autoscan(wpa_s, buf + 9))
6994 reply_len = -1;
6995 #endif /* CONFIG_AUTOSCAN */
6996 #ifdef ANDROID
6997 } else if (os_strncmp(buf, "DRIVER ", 7) == 0) {
6998 reply_len = wpa_supplicant_driver_cmd(wpa_s, buf + 7, reply,
6999 reply_size);
7000 #endif /* ANDROID */
7001 } else if (os_strncmp(buf, "VENDOR ", 7) == 0) {
7002 reply_len = wpa_supplicant_vendor_cmd(wpa_s, buf + 7, reply,
7003 reply_size);
7004 } else if (os_strcmp(buf, "REAUTHENTICATE") == 0) {
7005 pmksa_cache_clear_current(wpa_s->wpa);
7006 eapol_sm_request_reauth(wpa_s->eapol);
7007 #ifdef CONFIG_WNM
7008 } else if (os_strncmp(buf, "WNM_SLEEP ", 10) == 0) {
7009 if (wpas_ctrl_iface_wnm_sleep(wpa_s, buf + 10))
7010 reply_len = -1;
7011 } else if (os_strncmp(buf, "WNM_BSS_QUERY ", 10) == 0) {
7012 if (wpas_ctrl_iface_wnm_bss_query(wpa_s, buf + 10))
7013 reply_len = -1;
7014 #endif /* CONFIG_WNM */
7015 } else if (os_strcmp(buf, "FLUSH") == 0) {
7016 wpa_supplicant_ctrl_iface_flush(wpa_s);
7017 } else if (os_strncmp(buf, "RADIO_WORK ", 11) == 0) {
7018 reply_len = wpas_ctrl_radio_work(wpa_s, buf + 11, reply,
7019 reply_size);
7020 #ifdef CONFIG_TESTING_OPTIONS
7021 } else if (os_strncmp(buf, "MGMT_TX ", 8) == 0) {
7022 if (wpas_ctrl_iface_mgmt_tx(wpa_s, buf + 8) < 0)
7023 reply_len = -1;
7024 } else if (os_strcmp(buf, "MGMT_TX_DONE") == 0) {
7025 wpas_ctrl_iface_mgmt_tx_done(wpa_s);
7026 } else if (os_strncmp(buf, "DRIVER_EVENT ", 13) == 0) {
7027 if (wpas_ctrl_iface_driver_event(wpa_s, buf + 13) < 0)
7028 reply_len = -1;
7029 #endif /* CONFIG_TESTING_OPTIONS */
7030 } else if (os_strncmp(buf, "VENDOR_ELEM_ADD ", 16) == 0) {
7031 if (wpas_ctrl_vendor_elem_add(wpa_s, buf + 16) < 0)
7032 reply_len = -1;
7033 } else if (os_strncmp(buf, "VENDOR_ELEM_GET ", 16) == 0) {
7034 reply_len = wpas_ctrl_vendor_elem_get(wpa_s, buf + 16, reply,
7035 reply_size);
7036 } else if (os_strncmp(buf, "VENDOR_ELEM_REMOVE ", 19) == 0) {
7037 if (wpas_ctrl_vendor_elem_remove(wpa_s, buf + 19) < 0)
7038 reply_len = -1;
7039 } else {
7040 os_memcpy(reply, "UNKNOWN COMMAND\n", 16);
7041 reply_len = 16;
7042 }
7043
7044 if (reply_len < 0) {
7045 os_memcpy(reply, "FAIL\n", 5);
7046 reply_len = 5;
7047 }
7048
7049 *resp_len = reply_len;
7050 return reply;
7051 }
7052
7053
7054 static int wpa_supplicant_global_iface_add(struct wpa_global *global,
7055 char *cmd)
7056 {
7057 struct wpa_interface iface;
7058 char *pos;
7059
7060 /*
7061 * <ifname>TAB<confname>TAB<driver>TAB<ctrl_interface>TAB<driver_param>
7062 * TAB<bridge_ifname>
7063 */
7064 wpa_printf(MSG_DEBUG, "CTRL_IFACE GLOBAL INTERFACE_ADD '%s'", cmd);
7065
7066 os_memset(&iface, 0, sizeof(iface));
7067
7068 do {
7069 iface.ifname = pos = cmd;
7070 pos = os_strchr(pos, '\t');
7071 if (pos)
7072 *pos++ = '\0';
7073 if (iface.ifname[0] == '\0')
7074 return -1;
7075 if (pos == NULL)
7076 break;
7077
7078 iface.confname = pos;
7079 pos = os_strchr(pos, '\t');
7080 if (pos)
7081 *pos++ = '\0';
7082 if (iface.confname[0] == '\0')
7083 iface.confname = NULL;
7084 if (pos == NULL)
7085 break;
7086
7087 iface.driver = pos;
7088 pos = os_strchr(pos, '\t');
7089 if (pos)
7090 *pos++ = '\0';
7091 if (iface.driver[0] == '\0')
7092 iface.driver = NULL;
7093 if (pos == NULL)
7094 break;
7095
7096 iface.ctrl_interface = pos;
7097 pos = os_strchr(pos, '\t');
7098 if (pos)
7099 *pos++ = '\0';
7100 if (iface.ctrl_interface[0] == '\0')
7101 iface.ctrl_interface = NULL;
7102 if (pos == NULL)
7103 break;
7104
7105 iface.driver_param = pos;
7106 pos = os_strchr(pos, '\t');
7107 if (pos)
7108 *pos++ = '\0';
7109 if (iface.driver_param[0] == '\0')
7110 iface.driver_param = NULL;
7111 if (pos == NULL)
7112 break;
7113
7114 iface.bridge_ifname = pos;
7115 pos = os_strchr(pos, '\t');
7116 if (pos)
7117 *pos++ = '\0';
7118 if (iface.bridge_ifname[0] == '\0')
7119 iface.bridge_ifname = NULL;
7120 if (pos == NULL)
7121 break;
7122 } while (0);
7123
7124 if (wpa_supplicant_get_iface(global, iface.ifname))
7125 return -1;
7126
7127 return wpa_supplicant_add_iface(global, &iface) ? 0 : -1;
7128 }
7129
7130
7131 static int wpa_supplicant_global_iface_remove(struct wpa_global *global,
7132 char *cmd)
7133 {
7134 struct wpa_supplicant *wpa_s;
7135
7136 wpa_printf(MSG_DEBUG, "CTRL_IFACE GLOBAL INTERFACE_REMOVE '%s'", cmd);
7137
7138 wpa_s = wpa_supplicant_get_iface(global, cmd);
7139 if (wpa_s == NULL)
7140 return -1;
7141 return wpa_supplicant_remove_iface(global, wpa_s, 0);
7142 }
7143
7144
7145 static void wpa_free_iface_info(struct wpa_interface_info *iface)
7146 {
7147 struct wpa_interface_info *prev;
7148
7149 while (iface) {
7150 prev = iface;
7151 iface = iface->next;
7152
7153 os_free(prev->ifname);
7154 os_free(prev->desc);
7155 os_free(prev);
7156 }
7157 }
7158
7159
7160 static int wpa_supplicant_global_iface_list(struct wpa_global *global,
7161 char *buf, int len)
7162 {
7163 int i, res;
7164 struct wpa_interface_info *iface = NULL, *last = NULL, *tmp;
7165 char *pos, *end;
7166
7167 for (i = 0; wpa_drivers[i]; i++) {
7168 struct wpa_driver_ops *drv = wpa_drivers[i];
7169 if (drv->get_interfaces == NULL)
7170 continue;
7171 tmp = drv->get_interfaces(global->drv_priv[i]);
7172 if (tmp == NULL)
7173 continue;
7174
7175 if (last == NULL)
7176 iface = last = tmp;
7177 else
7178 last->next = tmp;
7179 while (last->next)
7180 last = last->next;
7181 }
7182
7183 pos = buf;
7184 end = buf + len;
7185 for (tmp = iface; tmp; tmp = tmp->next) {
7186 res = os_snprintf(pos, end - pos, "%s\t%s\t%s\n",
7187 tmp->drv_name, tmp->ifname,
7188 tmp->desc ? tmp->desc : "");
7189 if (res < 0 || res >= end - pos) {
7190 *pos = '\0';
7191 break;
7192 }
7193 pos += res;
7194 }
7195
7196 wpa_free_iface_info(iface);
7197
7198 return pos - buf;
7199 }
7200
7201
7202 static int wpa_supplicant_global_iface_interfaces(struct wpa_global *global,
7203 char *buf, int len)
7204 {
7205 int res;
7206 char *pos, *end;
7207 struct wpa_supplicant *wpa_s;
7208
7209 wpa_s = global->ifaces;
7210 pos = buf;
7211 end = buf + len;
7212
7213 while (wpa_s) {
7214 res = os_snprintf(pos, end - pos, "%s\n", wpa_s->ifname);
7215 if (res < 0 || res >= end - pos) {
7216 *pos = '\0';
7217 break;
7218 }
7219 pos += res;
7220 wpa_s = wpa_s->next;
7221 }
7222 return pos - buf;
7223 }
7224
7225
7226 static char * wpas_global_ctrl_iface_ifname(struct wpa_global *global,
7227 const char *ifname,
7228 char *cmd, size_t *resp_len)
7229 {
7230 struct wpa_supplicant *wpa_s;
7231
7232 for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next) {
7233 if (os_strcmp(ifname, wpa_s->ifname) == 0)
7234 break;
7235 }
7236
7237 if (wpa_s == NULL) {
7238 char *resp = os_strdup("FAIL-NO-IFNAME-MATCH\n");
7239 if (resp)
7240 *resp_len = os_strlen(resp);
7241 else
7242 *resp_len = 1;
7243 return resp;
7244 }
7245
7246 return wpa_supplicant_ctrl_iface_process(wpa_s, cmd, resp_len);
7247 }
7248
7249
7250 static char * wpas_global_ctrl_iface_redir_p2p(struct wpa_global *global,
7251 char *buf, size_t *resp_len)
7252 {
7253 #ifdef CONFIG_P2P
7254 static const char * cmd[] = {
7255 "LIST_NETWORKS",
7256 "P2P_FIND",
7257 "P2P_STOP_FIND",
7258 "P2P_LISTEN",
7259 "P2P_GROUP_ADD",
7260 "P2P_GET_PASSPHRASE",
7261 "P2P_SERVICE_UPDATE",
7262 "P2P_SERVICE_FLUSH",
7263 "P2P_FLUSH",
7264 "P2P_CANCEL",
7265 "P2P_PRESENCE_REQ",
7266 "P2P_EXT_LISTEN",
7267 NULL
7268 };
7269 static const char * prefix[] = {
7270 #ifdef ANDROID
7271 "DRIVER ",
7272 #endif /* ANDROID */
7273 "GET_NETWORK ",
7274 "REMOVE_NETWORK ",
7275 "P2P_FIND ",
7276 "P2P_CONNECT ",
7277 "P2P_LISTEN ",
7278 "P2P_GROUP_REMOVE ",
7279 "P2P_GROUP_ADD ",
7280 "P2P_PROV_DISC ",
7281 "P2P_SERV_DISC_REQ ",
7282 "P2P_SERV_DISC_CANCEL_REQ ",
7283 "P2P_SERV_DISC_RESP ",
7284 "P2P_SERV_DISC_EXTERNAL ",
7285 "P2P_SERVICE_ADD ",
7286 "P2P_SERVICE_DEL ",
7287 "P2P_REJECT ",
7288 "P2P_INVITE ",
7289 "P2P_PEER ",
7290 "P2P_SET ",
7291 "P2P_UNAUTHORIZE ",
7292 "P2P_PRESENCE_REQ ",
7293 "P2P_EXT_LISTEN ",
7294 "P2P_REMOVE_CLIENT ",
7295 "NFC_GET_HANDOVER_SEL ",
7296 "NFC_GET_HANDOVER_REQ ",
7297 "NFC_REPORT_HANDOVER ",
7298 NULL
7299 };
7300 int found = 0;
7301 int i;
7302
7303 if (global->p2p_init_wpa_s == NULL)
7304 return NULL;
7305
7306 for (i = 0; !found && cmd[i]; i++) {
7307 if (os_strcmp(buf, cmd[i]) == 0)
7308 found = 1;
7309 }
7310
7311 for (i = 0; !found && prefix[i]; i++) {
7312 if (os_strncmp(buf, prefix[i], os_strlen(prefix[i])) == 0)
7313 found = 1;
7314 }
7315
7316 if (found)
7317 return wpa_supplicant_ctrl_iface_process(global->p2p_init_wpa_s,
7318 buf, resp_len);
7319 #endif /* CONFIG_P2P */
7320 return NULL;
7321 }
7322
7323
7324 static char * wpas_global_ctrl_iface_redir_wfd(struct wpa_global *global,
7325 char *buf, size_t *resp_len)
7326 {
7327 #ifdef CONFIG_WIFI_DISPLAY
7328 if (global->p2p_init_wpa_s == NULL)
7329 return NULL;
7330 if (os_strncmp(buf, "WFD_SUBELEM_SET ", 16) == 0 ||
7331 os_strncmp(buf, "WFD_SUBELEM_GET ", 16) == 0)
7332 return wpa_supplicant_ctrl_iface_process(global->p2p_init_wpa_s,
7333 buf, resp_len);
7334 #endif /* CONFIG_WIFI_DISPLAY */
7335 return NULL;
7336 }
7337
7338
7339 static char * wpas_global_ctrl_iface_redir(struct wpa_global *global,
7340 char *buf, size_t *resp_len)
7341 {
7342 char *ret;
7343
7344 ret = wpas_global_ctrl_iface_redir_p2p(global, buf, resp_len);
7345 if (ret)
7346 return ret;
7347
7348 ret = wpas_global_ctrl_iface_redir_wfd(global, buf, resp_len);
7349 if (ret)
7350 return ret;
7351
7352 return NULL;
7353 }
7354
7355
7356 static int wpas_global_ctrl_iface_set(struct wpa_global *global, char *cmd)
7357 {
7358 char *value;
7359
7360 value = os_strchr(cmd, ' ');
7361 if (value == NULL)
7362 return -1;
7363 *value++ = '\0';
7364
7365 wpa_printf(MSG_DEBUG, "GLOBAL_CTRL_IFACE SET '%s'='%s'", cmd, value);
7366
7367 #ifdef CONFIG_WIFI_DISPLAY
7368 if (os_strcasecmp(cmd, "wifi_display") == 0) {
7369 wifi_display_enable(global, !!atoi(value));
7370 return 0;
7371 }
7372 #endif /* CONFIG_WIFI_DISPLAY */
7373
7374 /* Restore cmd to its original value to allow redirection */
7375 value[-1] = ' ';
7376
7377 return -1;
7378 }
7379
7380
7381 #ifndef CONFIG_NO_CONFIG_WRITE
7382 static int wpas_global_ctrl_iface_save_config(struct wpa_global *global)
7383 {
7384 int ret = 0, saved = 0;
7385 struct wpa_supplicant *wpa_s;
7386
7387 for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next) {
7388 if (!wpa_s->conf->update_config) {
7389 wpa_dbg(wpa_s, MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Not allowed to update configuration (update_config=0)");
7390 continue;
7391 }
7392
7393 if (wpa_config_write(wpa_s->confname, wpa_s->conf)) {
7394 wpa_dbg(wpa_s, MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Failed to update configuration");
7395 ret = 1;
7396 } else {
7397 wpa_dbg(wpa_s, MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Configuration updated");
7398 saved++;
7399 }
7400 }
7401
7402 if (!saved && !ret) {
7403 wpa_dbg(wpa_s, MSG_DEBUG,
7404 "CTRL_IFACE: SAVE_CONFIG - No configuration files could be updated");
7405 ret = 1;
7406 }
7407
7408 return ret;
7409 }
7410 #endif /* CONFIG_NO_CONFIG_WRITE */
7411
7412
7413 static int wpas_global_ctrl_iface_status(struct wpa_global *global,
7414 char *buf, size_t buflen)
7415 {
7416 char *pos, *end;
7417 int ret;
7418 struct wpa_supplicant *wpa_s;
7419
7420 pos = buf;
7421 end = buf + buflen;
7422
7423 #ifdef CONFIG_P2P
7424 if (global->p2p && !global->p2p_disabled) {
7425 ret = os_snprintf(pos, end - pos, "p2p_device_address=" MACSTR
7426 "\n"
7427 "p2p_state=%s\n",
7428 MAC2STR(global->p2p_dev_addr),
7429 p2p_get_state_txt(global->p2p));
7430 if (ret < 0 || ret >= end - pos)
7431 return pos - buf;
7432 pos += ret;
7433 } else if (global->p2p) {
7434 ret = os_snprintf(pos, end - pos, "p2p_state=DISABLED\n");
7435 if (ret < 0 || ret >= end - pos)
7436 return pos - buf;
7437 pos += ret;
7438 }
7439 #endif /* CONFIG_P2P */
7440
7441 #ifdef CONFIG_WIFI_DISPLAY
7442 ret = os_snprintf(pos, end - pos, "wifi_display=%d\n",
7443 !!global->wifi_display);
7444 if (ret < 0 || ret >= end - pos)
7445 return pos - buf;
7446 pos += ret;
7447 #endif /* CONFIG_WIFI_DISPLAY */
7448
7449 for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next) {
7450 ret = os_snprintf(pos, end - pos, "ifname=%s\n"
7451 "address=" MACSTR "\n",
7452 wpa_s->ifname, MAC2STR(wpa_s->own_addr));
7453 if (ret < 0 || ret >= end - pos)
7454 return pos - buf;
7455 pos += ret;
7456 }
7457
7458 return pos - buf;
7459 }
7460
7461
7462 char * wpa_supplicant_global_ctrl_iface_process(struct wpa_global *global,
7463 char *buf, size_t *resp_len)
7464 {
7465 char *reply;
7466 const int reply_size = 2048;
7467 int reply_len;
7468 int level = MSG_DEBUG;
7469
7470 if (os_strncmp(buf, "IFNAME=", 7) == 0) {
7471 char *pos = os_strchr(buf + 7, ' ');
7472 if (pos) {
7473 *pos++ = '\0';
7474 return wpas_global_ctrl_iface_ifname(global,
7475 buf + 7, pos,
7476 resp_len);
7477 }
7478 }
7479
7480 reply = wpas_global_ctrl_iface_redir(global, buf, resp_len);
7481 if (reply)
7482 return reply;
7483
7484 if (os_strcmp(buf, "PING") == 0)
7485 level = MSG_EXCESSIVE;
7486 wpa_hexdump_ascii(level, "RX global ctrl_iface",
7487 (const u8 *) buf, os_strlen(buf));
7488
7489 reply = os_malloc(reply_size);
7490 if (reply == NULL) {
7491 *resp_len = 1;
7492 return NULL;
7493 }
7494
7495 os_memcpy(reply, "OK\n", 3);
7496 reply_len = 3;
7497
7498 if (os_strcmp(buf, "PING") == 0) {
7499 os_memcpy(reply, "PONG\n", 5);
7500 reply_len = 5;
7501 } else if (os_strncmp(buf, "INTERFACE_ADD ", 14) == 0) {
7502 if (wpa_supplicant_global_iface_add(global, buf + 14))
7503 reply_len = -1;
7504 } else if (os_strncmp(buf, "INTERFACE_REMOVE ", 17) == 0) {
7505 if (wpa_supplicant_global_iface_remove(global, buf + 17))
7506 reply_len = -1;
7507 } else if (os_strcmp(buf, "INTERFACE_LIST") == 0) {
7508 reply_len = wpa_supplicant_global_iface_list(
7509 global, reply, reply_size);
7510 } else if (os_strcmp(buf, "INTERFACES") == 0) {
7511 reply_len = wpa_supplicant_global_iface_interfaces(
7512 global, reply, reply_size);
7513 } else if (os_strcmp(buf, "TERMINATE") == 0) {
7514 wpa_supplicant_terminate_proc(global);
7515 } else if (os_strcmp(buf, "SUSPEND") == 0) {
7516 wpas_notify_suspend(global);
7517 } else if (os_strcmp(buf, "RESUME") == 0) {
7518 wpas_notify_resume(global);
7519 } else if (os_strncmp(buf, "SET ", 4) == 0) {
7520 if (wpas_global_ctrl_iface_set(global, buf + 4)) {
7521 #ifdef CONFIG_P2P
7522 if (global->p2p_init_wpa_s) {
7523 os_free(reply);
7524 /* Check if P2P redirection would work for this
7525 * command. */
7526 return wpa_supplicant_ctrl_iface_process(
7527 global->p2p_init_wpa_s,
7528 buf, resp_len);
7529 }
7530 #endif /* CONFIG_P2P */
7531 reply_len = -1;
7532 }
7533 #ifndef CONFIG_NO_CONFIG_WRITE
7534 } else if (os_strcmp(buf, "SAVE_CONFIG") == 0) {
7535 if (wpas_global_ctrl_iface_save_config(global))
7536 reply_len = -1;
7537 #endif /* CONFIG_NO_CONFIG_WRITE */
7538 } else if (os_strcmp(buf, "STATUS") == 0) {
7539 reply_len = wpas_global_ctrl_iface_status(global, reply,
7540 reply_size);
7541 #ifdef CONFIG_MODULE_TESTS
7542 } else if (os_strcmp(buf, "MODULE_TESTS") == 0) {
7543 int wpas_module_tests(void);
7544 if (wpas_module_tests() < 0)
7545 reply_len = -1;
7546 #endif /* CONFIG_MODULE_TESTS */
7547 } else {
7548 os_memcpy(reply, "UNKNOWN COMMAND\n", 16);
7549 reply_len = 16;
7550 }
7551
7552 if (reply_len < 0) {
7553 os_memcpy(reply, "FAIL\n", 5);
7554 reply_len = 5;
7555 }
7556
7557 *resp_len = reply_len;
7558 return reply;
7559 }
Unnamed repository; edit this file 'description' to name the repository.