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[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
44 static int wpa_supplicant_global_iface_list(struct wpa_global *global,
45 char *buf, int len);
46 static int wpa_supplicant_global_iface_interfaces(struct wpa_global *global,
47 char *buf, int len);
48
49
50 static int pno_start(struct wpa_supplicant *wpa_s)
51 {
52 int ret, interval;
53 size_t i, num_ssid;
54 struct wpa_ssid *ssid;
55 struct wpa_driver_scan_params params;
56
57 if (wpa_s->pno || wpa_s->pno_sched_pending)
58 return 0;
59
60 if ((wpa_s->wpa_state > WPA_SCANNING) &&
61 (wpa_s->wpa_state <= WPA_COMPLETED)) {
62 wpa_printf(MSG_ERROR, "PNO: In assoc process");
63 return -EAGAIN;
64 }
65
66 if (wpa_s->wpa_state == WPA_SCANNING) {
67 wpa_supplicant_cancel_scan(wpa_s);
68 if (wpa_s->sched_scanning) {
69 wpa_printf(MSG_DEBUG, "Schedule PNO on completion of "
70 "ongoing sched scan");
71 wpa_supplicant_cancel_sched_scan(wpa_s);
72 wpa_s->pno_sched_pending = 1;
73 return 0;
74 }
75 }
76
77 os_memset(&params, 0, sizeof(params));
78
79 num_ssid = 0;
80 ssid = wpa_s->conf->ssid;
81 while (ssid) {
82 if (!wpas_network_disabled(wpa_s, ssid))
83 num_ssid++;
84 ssid = ssid->next;
85 }
86 if (num_ssid > WPAS_MAX_SCAN_SSIDS) {
87 wpa_printf(MSG_DEBUG, "PNO: Use only the first %u SSIDs from "
88 "%u", WPAS_MAX_SCAN_SSIDS, (unsigned int) num_ssid);
89 num_ssid = WPAS_MAX_SCAN_SSIDS;
90 }
91
92 if (num_ssid == 0) {
93 wpa_printf(MSG_DEBUG, "PNO: No configured SSIDs");
94 return -1;
95 }
96
97 params.filter_ssids = os_malloc(sizeof(struct wpa_driver_scan_filter) *
98 num_ssid);
99 if (params.filter_ssids == NULL)
100 return -1;
101 i = 0;
102 ssid = wpa_s->conf->ssid;
103 while (ssid) {
104 if (!wpas_network_disabled(wpa_s, ssid)) {
105 params.ssids[i].ssid = ssid->ssid;
106 params.ssids[i].ssid_len = ssid->ssid_len;
107 params.num_ssids++;
108 os_memcpy(params.filter_ssids[i].ssid, ssid->ssid,
109 ssid->ssid_len);
110 params.filter_ssids[i].ssid_len = ssid->ssid_len;
111 params.num_filter_ssids++;
112 i++;
113 if (i == num_ssid)
114 break;
115 }
116 ssid = ssid->next;
117 }
118
119 if (wpa_s->conf->filter_rssi)
120 params.filter_rssi = wpa_s->conf->filter_rssi;
121
122 interval = wpa_s->conf->sched_scan_interval ?
123 wpa_s->conf->sched_scan_interval : 10;
124
125 ret = wpa_supplicant_start_sched_scan(wpa_s, &params, interval);
126 os_free(params.filter_ssids);
127 if (ret == 0)
128 wpa_s->pno = 1;
129 return ret;
130 }
131
132
133 static int pno_stop(struct wpa_supplicant *wpa_s)
134 {
135 int ret = 0;
136
137 if (wpa_s->pno || wpa_s->sched_scanning) {
138 wpa_s->pno = 0;
139 ret = wpa_supplicant_stop_sched_scan(wpa_s);
140 }
141
142 wpa_s->pno_sched_pending = 0;
143
144 if (wpa_s->wpa_state == WPA_SCANNING)
145 wpa_supplicant_req_scan(wpa_s, 0, 0);
146
147 return ret;
148 }
149
150
151 static int set_bssid_filter(struct wpa_supplicant *wpa_s, char *val)
152 {
153 char *pos;
154 u8 addr[ETH_ALEN], *filter = NULL, *n;
155 size_t count = 0;
156
157 pos = val;
158 while (pos) {
159 if (*pos == '\0')
160 break;
161 if (hwaddr_aton(pos, addr)) {
162 os_free(filter);
163 return -1;
164 }
165 n = os_realloc_array(filter, count + 1, ETH_ALEN);
166 if (n == NULL) {
167 os_free(filter);
168 return -1;
169 }
170 filter = n;
171 os_memcpy(filter + count * ETH_ALEN, addr, ETH_ALEN);
172 count++;
173
174 pos = os_strchr(pos, ' ');
175 if (pos)
176 pos++;
177 }
178
179 wpa_hexdump(MSG_DEBUG, "bssid_filter", filter, count * ETH_ALEN);
180 os_free(wpa_s->bssid_filter);
181 wpa_s->bssid_filter = filter;
182 wpa_s->bssid_filter_count = count;
183
184 return 0;
185 }
186
187
188 static int set_disallow_aps(struct wpa_supplicant *wpa_s, char *val)
189 {
190 char *pos;
191 u8 addr[ETH_ALEN], *bssid = NULL, *n;
192 struct wpa_ssid_value *ssid = NULL, *ns;
193 size_t count = 0, ssid_count = 0;
194 struct wpa_ssid *c;
195
196 /*
197 * disallow_list ::= <ssid_spec> | <bssid_spec> | <disallow_list> | ""
198 * SSID_SPEC ::= ssid <SSID_HEX>
199 * BSSID_SPEC ::= bssid <BSSID_HEX>
200 */
201
202 pos = val;
203 while (pos) {
204 if (*pos == '\0')
205 break;
206 if (os_strncmp(pos, "bssid ", 6) == 0) {
207 int res;
208 pos += 6;
209 res = hwaddr_aton2(pos, addr);
210 if (res < 0) {
211 os_free(ssid);
212 os_free(bssid);
213 wpa_printf(MSG_DEBUG, "Invalid disallow_aps "
214 "BSSID value '%s'", pos);
215 return -1;
216 }
217 pos += res;
218 n = os_realloc_array(bssid, count + 1, ETH_ALEN);
219 if (n == NULL) {
220 os_free(ssid);
221 os_free(bssid);
222 return -1;
223 }
224 bssid = n;
225 os_memcpy(bssid + count * ETH_ALEN, addr, ETH_ALEN);
226 count++;
227 } else if (os_strncmp(pos, "ssid ", 5) == 0) {
228 char *end;
229 pos += 5;
230
231 end = pos;
232 while (*end) {
233 if (*end == '\0' || *end == ' ')
234 break;
235 end++;
236 }
237
238 ns = os_realloc_array(ssid, ssid_count + 1,
239 sizeof(struct wpa_ssid_value));
240 if (ns == NULL) {
241 os_free(ssid);
242 os_free(bssid);
243 return -1;
244 }
245 ssid = ns;
246
247 if ((end - pos) & 0x01 || end - pos > 2 * 32 ||
248 hexstr2bin(pos, ssid[ssid_count].ssid,
249 (end - pos) / 2) < 0) {
250 os_free(ssid);
251 os_free(bssid);
252 wpa_printf(MSG_DEBUG, "Invalid disallow_aps "
253 "SSID value '%s'", pos);
254 return -1;
255 }
256 ssid[ssid_count].ssid_len = (end - pos) / 2;
257 wpa_hexdump_ascii(MSG_DEBUG, "disallow_aps SSID",
258 ssid[ssid_count].ssid,
259 ssid[ssid_count].ssid_len);
260 ssid_count++;
261 pos = end;
262 } else {
263 wpa_printf(MSG_DEBUG, "Unexpected disallow_aps value "
264 "'%s'", pos);
265 os_free(ssid);
266 os_free(bssid);
267 return -1;
268 }
269
270 pos = os_strchr(pos, ' ');
271 if (pos)
272 pos++;
273 }
274
275 wpa_hexdump(MSG_DEBUG, "disallow_aps_bssid", bssid, count * ETH_ALEN);
276 os_free(wpa_s->disallow_aps_bssid);
277 wpa_s->disallow_aps_bssid = bssid;
278 wpa_s->disallow_aps_bssid_count = count;
279
280 wpa_printf(MSG_DEBUG, "disallow_aps_ssid_count %d", (int) ssid_count);
281 os_free(wpa_s->disallow_aps_ssid);
282 wpa_s->disallow_aps_ssid = ssid;
283 wpa_s->disallow_aps_ssid_count = ssid_count;
284
285 if (!wpa_s->current_ssid || wpa_s->wpa_state < WPA_AUTHENTICATING)
286 return 0;
287
288 c = wpa_s->current_ssid;
289 if (c->mode != WPAS_MODE_INFRA && c->mode != WPAS_MODE_IBSS)
290 return 0;
291
292 if (!disallowed_bssid(wpa_s, wpa_s->bssid) &&
293 !disallowed_ssid(wpa_s, c->ssid, c->ssid_len))
294 return 0;
295
296 wpa_printf(MSG_DEBUG, "Disconnect and try to find another network "
297 "because current AP was marked disallowed");
298
299 #ifdef CONFIG_SME
300 wpa_s->sme.prev_bssid_set = 0;
301 #endif /* CONFIG_SME */
302 wpa_s->reassociate = 1;
303 wpa_supplicant_deauthenticate(wpa_s, WLAN_REASON_DEAUTH_LEAVING);
304 wpa_supplicant_req_scan(wpa_s, 0, 0);
305
306 return 0;
307 }
308
309
310 static int wpa_supplicant_ctrl_iface_set(struct wpa_supplicant *wpa_s,
311 char *cmd)
312 {
313 char *value;
314 int ret = 0;
315
316 value = os_strchr(cmd, ' ');
317 if (value == NULL)
318 return -1;
319 *value++ = '\0';
320
321 wpa_printf(MSG_DEBUG, "CTRL_IFACE SET '%s'='%s'", cmd, value);
322 if (os_strcasecmp(cmd, "EAPOL::heldPeriod") == 0) {
323 eapol_sm_configure(wpa_s->eapol,
324 atoi(value), -1, -1, -1);
325 } else if (os_strcasecmp(cmd, "EAPOL::authPeriod") == 0) {
326 eapol_sm_configure(wpa_s->eapol,
327 -1, atoi(value), -1, -1);
328 } else if (os_strcasecmp(cmd, "EAPOL::startPeriod") == 0) {
329 eapol_sm_configure(wpa_s->eapol,
330 -1, -1, atoi(value), -1);
331 } else if (os_strcasecmp(cmd, "EAPOL::maxStart") == 0) {
332 eapol_sm_configure(wpa_s->eapol,
333 -1, -1, -1, atoi(value));
334 } else if (os_strcasecmp(cmd, "dot11RSNAConfigPMKLifetime") == 0) {
335 if (wpa_sm_set_param(wpa_s->wpa, RSNA_PMK_LIFETIME,
336 atoi(value)))
337 ret = -1;
338 } else if (os_strcasecmp(cmd, "dot11RSNAConfigPMKReauthThreshold") ==
339 0) {
340 if (wpa_sm_set_param(wpa_s->wpa, RSNA_PMK_REAUTH_THRESHOLD,
341 atoi(value)))
342 ret = -1;
343 } else if (os_strcasecmp(cmd, "dot11RSNAConfigSATimeout") == 0) {
344 if (wpa_sm_set_param(wpa_s->wpa, RSNA_SA_TIMEOUT, atoi(value)))
345 ret = -1;
346 } else if (os_strcasecmp(cmd, "wps_fragment_size") == 0) {
347 wpa_s->wps_fragment_size = atoi(value);
348 #ifdef CONFIG_WPS_TESTING
349 } else if (os_strcasecmp(cmd, "wps_version_number") == 0) {
350 long int val;
351 val = strtol(value, NULL, 0);
352 if (val < 0 || val > 0xff) {
353 ret = -1;
354 wpa_printf(MSG_DEBUG, "WPS: Invalid "
355 "wps_version_number %ld", val);
356 } else {
357 wps_version_number = val;
358 wpa_printf(MSG_DEBUG, "WPS: Testing - force WPS "
359 "version %u.%u",
360 (wps_version_number & 0xf0) >> 4,
361 wps_version_number & 0x0f);
362 }
363 } else if (os_strcasecmp(cmd, "wps_testing_dummy_cred") == 0) {
364 wps_testing_dummy_cred = atoi(value);
365 wpa_printf(MSG_DEBUG, "WPS: Testing - dummy_cred=%d",
366 wps_testing_dummy_cred);
367 } else if (os_strcasecmp(cmd, "wps_corrupt_pkhash") == 0) {
368 wps_corrupt_pkhash = atoi(value);
369 wpa_printf(MSG_DEBUG, "WPS: Testing - wps_corrupt_pkhash=%d",
370 wps_corrupt_pkhash);
371 #endif /* CONFIG_WPS_TESTING */
372 } else if (os_strcasecmp(cmd, "ampdu") == 0) {
373 if (wpa_drv_ampdu(wpa_s, atoi(value)) < 0)
374 ret = -1;
375 #ifdef CONFIG_TDLS
376 #ifdef CONFIG_TDLS_TESTING
377 } else if (os_strcasecmp(cmd, "tdls_testing") == 0) {
378 extern unsigned int tdls_testing;
379 tdls_testing = strtol(value, NULL, 0);
380 wpa_printf(MSG_DEBUG, "TDLS: tdls_testing=0x%x", tdls_testing);
381 #endif /* CONFIG_TDLS_TESTING */
382 } else if (os_strcasecmp(cmd, "tdls_disabled") == 0) {
383 int disabled = atoi(value);
384 wpa_printf(MSG_DEBUG, "TDLS: tdls_disabled=%d", disabled);
385 if (disabled) {
386 if (wpa_drv_tdls_oper(wpa_s, TDLS_DISABLE, NULL) < 0)
387 ret = -1;
388 } else if (wpa_drv_tdls_oper(wpa_s, TDLS_ENABLE, NULL) < 0)
389 ret = -1;
390 wpa_tdls_enable(wpa_s->wpa, !disabled);
391 #endif /* CONFIG_TDLS */
392 } else if (os_strcasecmp(cmd, "pno") == 0) {
393 if (atoi(value))
394 ret = pno_start(wpa_s);
395 else
396 ret = pno_stop(wpa_s);
397 } else if (os_strcasecmp(cmd, "radio_disabled") == 0) {
398 int disabled = atoi(value);
399 if (wpa_drv_radio_disable(wpa_s, disabled) < 0)
400 ret = -1;
401 else if (disabled)
402 wpa_supplicant_set_state(wpa_s, WPA_INACTIVE);
403 } else if (os_strcasecmp(cmd, "uapsd") == 0) {
404 if (os_strcmp(value, "disable") == 0)
405 wpa_s->set_sta_uapsd = 0;
406 else {
407 int be, bk, vi, vo;
408 char *pos;
409 /* format: BE,BK,VI,VO;max SP Length */
410 be = atoi(value);
411 pos = os_strchr(value, ',');
412 if (pos == NULL)
413 return -1;
414 pos++;
415 bk = atoi(pos);
416 pos = os_strchr(pos, ',');
417 if (pos == NULL)
418 return -1;
419 pos++;
420 vi = atoi(pos);
421 pos = os_strchr(pos, ',');
422 if (pos == NULL)
423 return -1;
424 pos++;
425 vo = atoi(pos);
426 /* ignore max SP Length for now */
427
428 wpa_s->set_sta_uapsd = 1;
429 wpa_s->sta_uapsd = 0;
430 if (be)
431 wpa_s->sta_uapsd |= BIT(0);
432 if (bk)
433 wpa_s->sta_uapsd |= BIT(1);
434 if (vi)
435 wpa_s->sta_uapsd |= BIT(2);
436 if (vo)
437 wpa_s->sta_uapsd |= BIT(3);
438 }
439 } else if (os_strcasecmp(cmd, "ps") == 0) {
440 ret = wpa_drv_set_p2p_powersave(wpa_s, atoi(value), -1, -1);
441 #ifdef CONFIG_WIFI_DISPLAY
442 } else if (os_strcasecmp(cmd, "wifi_display") == 0) {
443 int enabled = !!atoi(value);
444 if (enabled && !wpa_s->global->p2p)
445 ret = -1;
446 else
447 wifi_display_enable(wpa_s->global, enabled);
448 #endif /* CONFIG_WIFI_DISPLAY */
449 } else if (os_strcasecmp(cmd, "bssid_filter") == 0) {
450 ret = set_bssid_filter(wpa_s, value);
451 } else if (os_strcasecmp(cmd, "disallow_aps") == 0) {
452 ret = set_disallow_aps(wpa_s, value);
453 } else if (os_strcasecmp(cmd, "no_keep_alive") == 0) {
454 wpa_s->no_keep_alive = !!atoi(value);
455 } else {
456 value[-1] = '=';
457 ret = wpa_config_process_global(wpa_s->conf, cmd, -1);
458 if (ret == 0)
459 wpa_supplicant_update_config(wpa_s);
460 }
461
462 return ret;
463 }
464
465
466 static int wpa_supplicant_ctrl_iface_get(struct wpa_supplicant *wpa_s,
467 char *cmd, char *buf, size_t buflen)
468 {
469 int res = -1;
470
471 wpa_printf(MSG_DEBUG, "CTRL_IFACE GET '%s'", cmd);
472
473 if (os_strcmp(cmd, "version") == 0) {
474 res = os_snprintf(buf, buflen, "%s", VERSION_STR);
475 } else if (os_strcasecmp(cmd, "country") == 0) {
476 if (wpa_s->conf->country[0] && wpa_s->conf->country[1])
477 res = os_snprintf(buf, buflen, "%c%c",
478 wpa_s->conf->country[0],
479 wpa_s->conf->country[1]);
480 #ifdef CONFIG_WIFI_DISPLAY
481 } else if (os_strcasecmp(cmd, "wifi_display") == 0) {
482 int enabled;
483 if (wpa_s->global->p2p == NULL ||
484 wpa_s->global->p2p_disabled)
485 enabled = 0;
486 else
487 enabled = wpa_s->global->wifi_display;
488 res = os_snprintf(buf, buflen, "%d", enabled);
489 if (res < 0 || (unsigned int) res >= buflen)
490 return -1;
491 return res;
492 #endif /* CONFIG_WIFI_DISPLAY */
493 #ifdef CONFIG_TESTING_GET_GTK
494 } else if (os_strcmp(cmd, "gtk") == 0) {
495 if (wpa_s->last_gtk_len == 0)
496 return -1;
497 res = wpa_snprintf_hex(buf, buflen, wpa_s->last_gtk,
498 wpa_s->last_gtk_len);
499 return res;
500 #endif /* CONFIG_TESTING_GET_GTK */
501 }
502
503 if (res < 0 || (unsigned int) res >= buflen)
504 return -1;
505 return res;
506 }
507
508
509 #ifdef IEEE8021X_EAPOL
510 static int wpa_supplicant_ctrl_iface_preauth(struct wpa_supplicant *wpa_s,
511 char *addr)
512 {
513 u8 bssid[ETH_ALEN];
514 struct wpa_ssid *ssid = wpa_s->current_ssid;
515
516 if (hwaddr_aton(addr, bssid)) {
517 wpa_printf(MSG_DEBUG, "CTRL_IFACE PREAUTH: invalid address "
518 "'%s'", addr);
519 return -1;
520 }
521
522 wpa_printf(MSG_DEBUG, "CTRL_IFACE PREAUTH " MACSTR, MAC2STR(bssid));
523 rsn_preauth_deinit(wpa_s->wpa);
524 if (rsn_preauth_init(wpa_s->wpa, bssid, ssid ? &ssid->eap : NULL))
525 return -1;
526
527 return 0;
528 }
529 #endif /* IEEE8021X_EAPOL */
530
531
532 #ifdef CONFIG_PEERKEY
533 /* MLME-STKSTART.request(peer) */
534 static int wpa_supplicant_ctrl_iface_stkstart(
535 struct wpa_supplicant *wpa_s, char *addr)
536 {
537 u8 peer[ETH_ALEN];
538
539 if (hwaddr_aton(addr, peer)) {
540 wpa_printf(MSG_DEBUG, "CTRL_IFACE STKSTART: invalid "
541 "address '%s'", addr);
542 return -1;
543 }
544
545 wpa_printf(MSG_DEBUG, "CTRL_IFACE STKSTART " MACSTR,
546 MAC2STR(peer));
547
548 return wpa_sm_stkstart(wpa_s->wpa, peer);
549 }
550 #endif /* CONFIG_PEERKEY */
551
552
553 #ifdef CONFIG_TDLS
554
555 static int wpa_supplicant_ctrl_iface_tdls_discover(
556 struct wpa_supplicant *wpa_s, char *addr)
557 {
558 u8 peer[ETH_ALEN];
559 int ret;
560
561 if (hwaddr_aton(addr, peer)) {
562 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_DISCOVER: invalid "
563 "address '%s'", addr);
564 return -1;
565 }
566
567 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_DISCOVER " MACSTR,
568 MAC2STR(peer));
569
570 if (wpa_tdls_is_external_setup(wpa_s->wpa))
571 ret = wpa_tdls_send_discovery_request(wpa_s->wpa, peer);
572 else
573 ret = wpa_drv_tdls_oper(wpa_s, TDLS_DISCOVERY_REQ, peer);
574
575 return ret;
576 }
577
578
579 static int wpa_supplicant_ctrl_iface_tdls_setup(
580 struct wpa_supplicant *wpa_s, char *addr)
581 {
582 u8 peer[ETH_ALEN];
583 int ret;
584
585 if (hwaddr_aton(addr, peer)) {
586 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_SETUP: invalid "
587 "address '%s'", addr);
588 return -1;
589 }
590
591 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_SETUP " MACSTR,
592 MAC2STR(peer));
593
594 if ((wpa_s->conf->tdls_external_control) &&
595 wpa_tdls_is_external_setup(wpa_s->wpa))
596 return wpa_drv_tdls_oper(wpa_s, TDLS_SETUP, peer);
597
598 wpa_tdls_remove(wpa_s->wpa, peer);
599
600 if (wpa_tdls_is_external_setup(wpa_s->wpa))
601 ret = wpa_tdls_start(wpa_s->wpa, peer);
602 else
603 ret = wpa_drv_tdls_oper(wpa_s, TDLS_SETUP, peer);
604
605 return ret;
606 }
607
608
609 static int wpa_supplicant_ctrl_iface_tdls_teardown(
610 struct wpa_supplicant *wpa_s, char *addr)
611 {
612 u8 peer[ETH_ALEN];
613 int ret;
614
615 if (hwaddr_aton(addr, peer)) {
616 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_TEARDOWN: invalid "
617 "address '%s'", addr);
618 return -1;
619 }
620
621 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_TEARDOWN " MACSTR,
622 MAC2STR(peer));
623
624 if ((wpa_s->conf->tdls_external_control) &&
625 wpa_tdls_is_external_setup(wpa_s->wpa))
626 return wpa_drv_tdls_oper(wpa_s, TDLS_TEARDOWN, peer);
627
628 if (wpa_tdls_is_external_setup(wpa_s->wpa))
629 ret = wpa_tdls_teardown_link(
630 wpa_s->wpa, peer,
631 WLAN_REASON_TDLS_TEARDOWN_UNSPECIFIED);
632 else
633 ret = wpa_drv_tdls_oper(wpa_s, TDLS_TEARDOWN, peer);
634
635 return ret;
636 }
637
638 #endif /* CONFIG_TDLS */
639
640
641 #ifdef CONFIG_IEEE80211R
642 static int wpa_supplicant_ctrl_iface_ft_ds(
643 struct wpa_supplicant *wpa_s, char *addr)
644 {
645 u8 target_ap[ETH_ALEN];
646 struct wpa_bss *bss;
647 const u8 *mdie;
648
649 if (hwaddr_aton(addr, target_ap)) {
650 wpa_printf(MSG_DEBUG, "CTRL_IFACE FT_DS: invalid "
651 "address '%s'", addr);
652 return -1;
653 }
654
655 wpa_printf(MSG_DEBUG, "CTRL_IFACE FT_DS " MACSTR, MAC2STR(target_ap));
656
657 bss = wpa_bss_get_bssid(wpa_s, target_ap);
658 if (bss)
659 mdie = wpa_bss_get_ie(bss, WLAN_EID_MOBILITY_DOMAIN);
660 else
661 mdie = NULL;
662
663 return wpa_ft_start_over_ds(wpa_s->wpa, target_ap, mdie);
664 }
665 #endif /* CONFIG_IEEE80211R */
666
667
668 #ifdef CONFIG_WPS
669 static int wpa_supplicant_ctrl_iface_wps_pbc(struct wpa_supplicant *wpa_s,
670 char *cmd)
671 {
672 u8 bssid[ETH_ALEN], *_bssid = bssid;
673 #ifdef CONFIG_P2P
674 u8 p2p_dev_addr[ETH_ALEN];
675 #endif /* CONFIG_P2P */
676 #ifdef CONFIG_AP
677 u8 *_p2p_dev_addr = NULL;
678 #endif /* CONFIG_AP */
679
680 if (cmd == NULL || os_strcmp(cmd, "any") == 0) {
681 _bssid = NULL;
682 #ifdef CONFIG_P2P
683 } else if (os_strncmp(cmd, "p2p_dev_addr=", 13) == 0) {
684 if (hwaddr_aton(cmd + 13, p2p_dev_addr)) {
685 wpa_printf(MSG_DEBUG, "CTRL_IFACE WPS_PBC: invalid "
686 "P2P Device Address '%s'",
687 cmd + 13);
688 return -1;
689 }
690 _p2p_dev_addr = p2p_dev_addr;
691 #endif /* CONFIG_P2P */
692 } else if (hwaddr_aton(cmd, bssid)) {
693 wpa_printf(MSG_DEBUG, "CTRL_IFACE WPS_PBC: invalid BSSID '%s'",
694 cmd);
695 return -1;
696 }
697
698 #ifdef CONFIG_AP
699 if (wpa_s->ap_iface)
700 return wpa_supplicant_ap_wps_pbc(wpa_s, _bssid, _p2p_dev_addr);
701 #endif /* CONFIG_AP */
702
703 return wpas_wps_start_pbc(wpa_s, _bssid, 0);
704 }
705
706
707 static int wpa_supplicant_ctrl_iface_wps_pin(struct wpa_supplicant *wpa_s,
708 char *cmd, char *buf,
709 size_t buflen)
710 {
711 u8 bssid[ETH_ALEN], *_bssid = bssid;
712 char *pin;
713 int ret;
714
715 pin = os_strchr(cmd, ' ');
716 if (pin)
717 *pin++ = '\0';
718
719 if (os_strcmp(cmd, "any") == 0)
720 _bssid = NULL;
721 else if (os_strcmp(cmd, "get") == 0) {
722 ret = wps_generate_pin();
723 goto done;
724 } else if (hwaddr_aton(cmd, bssid)) {
725 wpa_printf(MSG_DEBUG, "CTRL_IFACE WPS_PIN: invalid BSSID '%s'",
726 cmd);
727 return -1;
728 }
729
730 #ifdef CONFIG_AP
731 if (wpa_s->ap_iface) {
732 int timeout = 0;
733 char *pos;
734
735 if (pin) {
736 pos = os_strchr(pin, ' ');
737 if (pos) {
738 *pos++ = '\0';
739 timeout = atoi(pos);
740 }
741 }
742
743 return wpa_supplicant_ap_wps_pin(wpa_s, _bssid, pin,
744 buf, buflen, timeout);
745 }
746 #endif /* CONFIG_AP */
747
748 if (pin) {
749 ret = wpas_wps_start_pin(wpa_s, _bssid, pin, 0,
750 DEV_PW_DEFAULT);
751 if (ret < 0)
752 return -1;
753 ret = os_snprintf(buf, buflen, "%s", pin);
754 if (ret < 0 || (size_t) ret >= buflen)
755 return -1;
756 return ret;
757 }
758
759 ret = wpas_wps_start_pin(wpa_s, _bssid, NULL, 0, DEV_PW_DEFAULT);
760 if (ret < 0)
761 return -1;
762
763 done:
764 /* Return the generated PIN */
765 ret = os_snprintf(buf, buflen, "%08d", ret);
766 if (ret < 0 || (size_t) ret >= buflen)
767 return -1;
768 return ret;
769 }
770
771
772 static int wpa_supplicant_ctrl_iface_wps_check_pin(
773 struct wpa_supplicant *wpa_s, char *cmd, char *buf, size_t buflen)
774 {
775 char pin[9];
776 size_t len;
777 char *pos;
778 int ret;
779
780 wpa_hexdump_ascii_key(MSG_DEBUG, "WPS_CHECK_PIN",
781 (u8 *) cmd, os_strlen(cmd));
782 for (pos = cmd, len = 0; *pos != '\0'; pos++) {
783 if (*pos < '0' || *pos > '9')
784 continue;
785 pin[len++] = *pos;
786 if (len == 9) {
787 wpa_printf(MSG_DEBUG, "WPS: Too long PIN");
788 return -1;
789 }
790 }
791 if (len != 4 && len != 8) {
792 wpa_printf(MSG_DEBUG, "WPS: Invalid PIN length %d", (int) len);
793 return -1;
794 }
795 pin[len] = '\0';
796
797 if (len == 8) {
798 unsigned int pin_val;
799 pin_val = atoi(pin);
800 if (!wps_pin_valid(pin_val)) {
801 wpa_printf(MSG_DEBUG, "WPS: Invalid checksum digit");
802 ret = os_snprintf(buf, buflen, "FAIL-CHECKSUM\n");
803 if (ret < 0 || (size_t) ret >= buflen)
804 return -1;
805 return ret;
806 }
807 }
808
809 ret = os_snprintf(buf, buflen, "%s", pin);
810 if (ret < 0 || (size_t) ret >= buflen)
811 return -1;
812
813 return ret;
814 }
815
816
817 #ifdef CONFIG_WPS_NFC
818
819 static int wpa_supplicant_ctrl_iface_wps_nfc(struct wpa_supplicant *wpa_s,
820 char *cmd)
821 {
822 u8 bssid[ETH_ALEN], *_bssid = bssid;
823
824 if (cmd == NULL || cmd[0] == '\0')
825 _bssid = NULL;
826 else if (hwaddr_aton(cmd, bssid))
827 return -1;
828
829 return wpas_wps_start_nfc(wpa_s, NULL, _bssid, NULL, 0, 0, NULL, NULL,
830 0, 0);
831 }
832
833
834 static int wpa_supplicant_ctrl_iface_wps_nfc_config_token(
835 struct wpa_supplicant *wpa_s, char *cmd, char *reply, size_t max_len)
836 {
837 int ndef;
838 struct wpabuf *buf;
839 int res;
840 char *pos;
841
842 pos = os_strchr(cmd, ' ');
843 if (pos)
844 *pos++ = '\0';
845 if (os_strcmp(cmd, "WPS") == 0)
846 ndef = 0;
847 else if (os_strcmp(cmd, "NDEF") == 0)
848 ndef = 1;
849 else
850 return -1;
851
852 buf = wpas_wps_nfc_config_token(wpa_s, ndef, pos);
853 if (buf == NULL)
854 return -1;
855
856 res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
857 wpabuf_len(buf));
858 reply[res++] = '\n';
859 reply[res] = '\0';
860
861 wpabuf_free(buf);
862
863 return res;
864 }
865
866
867 static int wpa_supplicant_ctrl_iface_wps_nfc_token(
868 struct wpa_supplicant *wpa_s, char *cmd, char *reply, size_t max_len)
869 {
870 int ndef;
871 struct wpabuf *buf;
872 int res;
873
874 if (os_strcmp(cmd, "WPS") == 0)
875 ndef = 0;
876 else if (os_strcmp(cmd, "NDEF") == 0)
877 ndef = 1;
878 else
879 return -1;
880
881 buf = wpas_wps_nfc_token(wpa_s, ndef);
882 if (buf == NULL)
883 return -1;
884
885 res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
886 wpabuf_len(buf));
887 reply[res++] = '\n';
888 reply[res] = '\0';
889
890 wpabuf_free(buf);
891
892 return res;
893 }
894
895
896 static int wpa_supplicant_ctrl_iface_wps_nfc_tag_read(
897 struct wpa_supplicant *wpa_s, char *pos)
898 {
899 size_t len;
900 struct wpabuf *buf;
901 int ret;
902 char *freq;
903 int forced_freq = 0;
904
905 freq = strstr(pos, " freq=");
906 if (freq) {
907 *freq = '\0';
908 freq += 6;
909 forced_freq = atoi(freq);
910 }
911
912 len = os_strlen(pos);
913 if (len & 0x01)
914 return -1;
915 len /= 2;
916
917 buf = wpabuf_alloc(len);
918 if (buf == NULL)
919 return -1;
920 if (hexstr2bin(pos, wpabuf_put(buf, len), len) < 0) {
921 wpabuf_free(buf);
922 return -1;
923 }
924
925 ret = wpas_wps_nfc_tag_read(wpa_s, buf, forced_freq);
926 wpabuf_free(buf);
927
928 return ret;
929 }
930
931
932 static int wpas_ctrl_nfc_get_handover_req_wps(struct wpa_supplicant *wpa_s,
933 char *reply, size_t max_len,
934 int ndef)
935 {
936 struct wpabuf *buf;
937 int res;
938
939 buf = wpas_wps_nfc_handover_req(wpa_s, ndef);
940 if (buf == NULL)
941 return -1;
942
943 res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
944 wpabuf_len(buf));
945 reply[res++] = '\n';
946 reply[res] = '\0';
947
948 wpabuf_free(buf);
949
950 return res;
951 }
952
953
954 #ifdef CONFIG_P2P
955 static int wpas_ctrl_nfc_get_handover_req_p2p(struct wpa_supplicant *wpa_s,
956 char *reply, size_t max_len,
957 int ndef)
958 {
959 struct wpabuf *buf;
960 int res;
961
962 buf = wpas_p2p_nfc_handover_req(wpa_s, ndef);
963 if (buf == NULL) {
964 wpa_printf(MSG_DEBUG, "P2P: Could not generate NFC handover request");
965 return -1;
966 }
967
968 res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
969 wpabuf_len(buf));
970 reply[res++] = '\n';
971 reply[res] = '\0';
972
973 wpabuf_free(buf);
974
975 return res;
976 }
977 #endif /* CONFIG_P2P */
978
979
980 static int wpas_ctrl_nfc_get_handover_req(struct wpa_supplicant *wpa_s,
981 char *cmd, char *reply,
982 size_t max_len)
983 {
984 char *pos;
985 int ndef;
986
987 pos = os_strchr(cmd, ' ');
988 if (pos == NULL)
989 return -1;
990 *pos++ = '\0';
991
992 if (os_strcmp(cmd, "WPS") == 0)
993 ndef = 0;
994 else if (os_strcmp(cmd, "NDEF") == 0)
995 ndef = 1;
996 else
997 return -1;
998
999 if (os_strcmp(pos, "WPS") == 0 || os_strcmp(pos, "WPS-CR") == 0) {
1000 if (!ndef)
1001 return -1;
1002 return wpas_ctrl_nfc_get_handover_req_wps(
1003 wpa_s, reply, max_len, ndef);
1004 }
1005
1006 #ifdef CONFIG_P2P
1007 if (os_strcmp(pos, "P2P-CR") == 0) {
1008 return wpas_ctrl_nfc_get_handover_req_p2p(
1009 wpa_s, reply, max_len, ndef);
1010 }
1011 #endif /* CONFIG_P2P */
1012
1013 return -1;
1014 }
1015
1016
1017 static int wpas_ctrl_nfc_get_handover_sel_wps(struct wpa_supplicant *wpa_s,
1018 char *reply, size_t max_len,
1019 int ndef, int cr, char *uuid)
1020 {
1021 struct wpabuf *buf;
1022 int res;
1023
1024 buf = wpas_wps_nfc_handover_sel(wpa_s, ndef, cr, uuid);
1025 if (buf == NULL)
1026 return -1;
1027
1028 res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
1029 wpabuf_len(buf));
1030 reply[res++] = '\n';
1031 reply[res] = '\0';
1032
1033 wpabuf_free(buf);
1034
1035 return res;
1036 }
1037
1038
1039 #ifdef CONFIG_P2P
1040 static int wpas_ctrl_nfc_get_handover_sel_p2p(struct wpa_supplicant *wpa_s,
1041 char *reply, size_t max_len,
1042 int ndef, int tag)
1043 {
1044 struct wpabuf *buf;
1045 int res;
1046
1047 buf = wpas_p2p_nfc_handover_sel(wpa_s, ndef, tag);
1048 if (buf == NULL)
1049 return -1;
1050
1051 res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
1052 wpabuf_len(buf));
1053 reply[res++] = '\n';
1054 reply[res] = '\0';
1055
1056 wpabuf_free(buf);
1057
1058 return res;
1059 }
1060 #endif /* CONFIG_P2P */
1061
1062
1063 static int wpas_ctrl_nfc_get_handover_sel(struct wpa_supplicant *wpa_s,
1064 char *cmd, char *reply,
1065 size_t max_len)
1066 {
1067 char *pos, *pos2;
1068 int ndef;
1069
1070 pos = os_strchr(cmd, ' ');
1071 if (pos == NULL)
1072 return -1;
1073 *pos++ = '\0';
1074
1075 if (os_strcmp(cmd, "WPS") == 0)
1076 ndef = 0;
1077 else if (os_strcmp(cmd, "NDEF") == 0)
1078 ndef = 1;
1079 else
1080 return -1;
1081
1082 pos2 = os_strchr(pos, ' ');
1083 if (pos2)
1084 *pos2++ = '\0';
1085 if (os_strcmp(pos, "WPS") == 0 || os_strcmp(pos, "WPS-CR") == 0) {
1086 if (!ndef)
1087 return -1;
1088 return wpas_ctrl_nfc_get_handover_sel_wps(
1089 wpa_s, reply, max_len, ndef,
1090 os_strcmp(pos, "WPS-CR") == 0, pos2);
1091 }
1092
1093 #ifdef CONFIG_P2P
1094 if (os_strcmp(pos, "P2P-CR") == 0) {
1095 return wpas_ctrl_nfc_get_handover_sel_p2p(
1096 wpa_s, reply, max_len, ndef, 0);
1097 }
1098
1099 if (os_strcmp(pos, "P2P-CR-TAG") == 0) {
1100 return wpas_ctrl_nfc_get_handover_sel_p2p(
1101 wpa_s, reply, max_len, ndef, 1);
1102 }
1103 #endif /* CONFIG_P2P */
1104
1105 return -1;
1106 }
1107
1108
1109 static int wpas_ctrl_nfc_rx_handover_sel(struct wpa_supplicant *wpa_s,
1110 char *cmd)
1111 {
1112 size_t len;
1113 struct wpabuf *buf;
1114 int ret;
1115
1116 len = os_strlen(cmd);
1117 if (len & 0x01)
1118 return -1;
1119 len /= 2;
1120
1121 buf = wpabuf_alloc(len);
1122 if (buf == NULL)
1123 return -1;
1124 if (hexstr2bin(cmd, wpabuf_put(buf, len), len) < 0) {
1125 wpabuf_free(buf);
1126 return -1;
1127 }
1128
1129 ret = wpas_wps_nfc_rx_handover_sel(wpa_s, buf);
1130 wpabuf_free(buf);
1131
1132 return ret;
1133 }
1134
1135
1136 static int wpas_ctrl_nfc_report_handover(struct wpa_supplicant *wpa_s,
1137 char *cmd)
1138 {
1139 size_t len;
1140 struct wpabuf *req, *sel;
1141 int ret;
1142 char *pos, *role, *type, *pos2;
1143 #ifdef CONFIG_P2P
1144 char *freq;
1145 int forced_freq = 0;
1146
1147 freq = strstr(cmd, " freq=");
1148 if (freq) {
1149 *freq = '\0';
1150 freq += 6;
1151 forced_freq = atoi(freq);
1152 }
1153 #endif /* CONFIG_P2P */
1154
1155 role = cmd;
1156 pos = os_strchr(role, ' ');
1157 if (pos == NULL) {
1158 wpa_printf(MSG_DEBUG, "NFC: Missing type in handover report");
1159 return -1;
1160 }
1161 *pos++ = '\0';
1162
1163 type = pos;
1164 pos = os_strchr(type, ' ');
1165 if (pos == NULL) {
1166 wpa_printf(MSG_DEBUG, "NFC: Missing request message in handover report");
1167 return -1;
1168 }
1169 *pos++ = '\0';
1170
1171 pos2 = os_strchr(pos, ' ');
1172 if (pos2 == NULL) {
1173 wpa_printf(MSG_DEBUG, "NFC: Missing select message in handover report");
1174 return -1;
1175 }
1176 *pos2++ = '\0';
1177
1178 len = os_strlen(pos);
1179 if (len & 0x01) {
1180 wpa_printf(MSG_DEBUG, "NFC: Invalid request message length in handover report");
1181 return -1;
1182 }
1183 len /= 2;
1184
1185 req = wpabuf_alloc(len);
1186 if (req == NULL) {
1187 wpa_printf(MSG_DEBUG, "NFC: Failed to allocate memory for request message");
1188 return -1;
1189 }
1190 if (hexstr2bin(pos, wpabuf_put(req, len), len) < 0) {
1191 wpa_printf(MSG_DEBUG, "NFC: Invalid request message hexdump in handover report");
1192 wpabuf_free(req);
1193 return -1;
1194 }
1195
1196 len = os_strlen(pos2);
1197 if (len & 0x01) {
1198 wpa_printf(MSG_DEBUG, "NFC: Invalid select message length in handover report");
1199 wpabuf_free(req);
1200 return -1;
1201 }
1202 len /= 2;
1203
1204 sel = wpabuf_alloc(len);
1205 if (sel == NULL) {
1206 wpa_printf(MSG_DEBUG, "NFC: Failed to allocate memory for select message");
1207 wpabuf_free(req);
1208 return -1;
1209 }
1210 if (hexstr2bin(pos2, wpabuf_put(sel, len), len) < 0) {
1211 wpa_printf(MSG_DEBUG, "NFC: Invalid select message hexdump in handover report");
1212 wpabuf_free(req);
1213 wpabuf_free(sel);
1214 return -1;
1215 }
1216
1217 wpa_printf(MSG_DEBUG, "NFC: Connection handover reported - role=%s type=%s req_len=%d sel_len=%d",
1218 role, type, (int) wpabuf_len(req), (int) wpabuf_len(sel));
1219
1220 if (os_strcmp(role, "INIT") == 0 && os_strcmp(type, "WPS") == 0) {
1221 ret = wpas_wps_nfc_report_handover(wpa_s, req, sel);
1222 #ifdef CONFIG_AP
1223 } else if (os_strcmp(role, "RESP") == 0 && os_strcmp(type, "WPS") == 0)
1224 {
1225 ret = wpas_ap_wps_nfc_report_handover(wpa_s, req, sel);
1226 if (ret < 0)
1227 ret = wpas_er_wps_nfc_report_handover(wpa_s, req, sel);
1228 #endif /* CONFIG_AP */
1229 #ifdef CONFIG_P2P
1230 } else if (os_strcmp(role, "INIT") == 0 && os_strcmp(type, "P2P") == 0)
1231 {
1232 ret = wpas_p2p_nfc_report_handover(wpa_s, 1, req, sel, 0);
1233 } else if (os_strcmp(role, "RESP") == 0 && os_strcmp(type, "P2P") == 0)
1234 {
1235 ret = wpas_p2p_nfc_report_handover(wpa_s, 0, req, sel,
1236 forced_freq);
1237 #endif /* CONFIG_P2P */
1238 } else {
1239 wpa_printf(MSG_DEBUG, "NFC: Unsupported connection handover "
1240 "reported: role=%s type=%s", role, type);
1241 ret = -1;
1242 }
1243 wpabuf_free(req);
1244 wpabuf_free(sel);
1245
1246 if (ret)
1247 wpa_printf(MSG_DEBUG, "NFC: Failed to process reported handover messages");
1248
1249 return ret;
1250 }
1251
1252 #endif /* CONFIG_WPS_NFC */
1253
1254
1255 static int wpa_supplicant_ctrl_iface_wps_reg(struct wpa_supplicant *wpa_s,
1256 char *cmd)
1257 {
1258 u8 bssid[ETH_ALEN];
1259 char *pin;
1260 char *new_ssid;
1261 char *new_auth;
1262 char *new_encr;
1263 char *new_key;
1264 struct wps_new_ap_settings ap;
1265
1266 pin = os_strchr(cmd, ' ');
1267 if (pin == NULL)
1268 return -1;
1269 *pin++ = '\0';
1270
1271 if (hwaddr_aton(cmd, bssid)) {
1272 wpa_printf(MSG_DEBUG, "CTRL_IFACE WPS_REG: invalid BSSID '%s'",
1273 cmd);
1274 return -1;
1275 }
1276
1277 new_ssid = os_strchr(pin, ' ');
1278 if (new_ssid == NULL)
1279 return wpas_wps_start_reg(wpa_s, bssid, pin, NULL);
1280 *new_ssid++ = '\0';
1281
1282 new_auth = os_strchr(new_ssid, ' ');
1283 if (new_auth == NULL)
1284 return -1;
1285 *new_auth++ = '\0';
1286
1287 new_encr = os_strchr(new_auth, ' ');
1288 if (new_encr == NULL)
1289 return -1;
1290 *new_encr++ = '\0';
1291
1292 new_key = os_strchr(new_encr, ' ');
1293 if (new_key == NULL)
1294 return -1;
1295 *new_key++ = '\0';
1296
1297 os_memset(&ap, 0, sizeof(ap));
1298 ap.ssid_hex = new_ssid;
1299 ap.auth = new_auth;
1300 ap.encr = new_encr;
1301 ap.key_hex = new_key;
1302 return wpas_wps_start_reg(wpa_s, bssid, pin, &ap);
1303 }
1304
1305
1306 #ifdef CONFIG_AP
1307 static int wpa_supplicant_ctrl_iface_wps_ap_pin(struct wpa_supplicant *wpa_s,
1308 char *cmd, char *buf,
1309 size_t buflen)
1310 {
1311 int timeout = 300;
1312 char *pos;
1313 const char *pin_txt;
1314
1315 if (!wpa_s->ap_iface)
1316 return -1;
1317
1318 pos = os_strchr(cmd, ' ');
1319 if (pos)
1320 *pos++ = '\0';
1321
1322 if (os_strcmp(cmd, "disable") == 0) {
1323 wpas_wps_ap_pin_disable(wpa_s);
1324 return os_snprintf(buf, buflen, "OK\n");
1325 }
1326
1327 if (os_strcmp(cmd, "random") == 0) {
1328 if (pos)
1329 timeout = atoi(pos);
1330 pin_txt = wpas_wps_ap_pin_random(wpa_s, timeout);
1331 if (pin_txt == NULL)
1332 return -1;
1333 return os_snprintf(buf, buflen, "%s", pin_txt);
1334 }
1335
1336 if (os_strcmp(cmd, "get") == 0) {
1337 pin_txt = wpas_wps_ap_pin_get(wpa_s);
1338 if (pin_txt == NULL)
1339 return -1;
1340 return os_snprintf(buf, buflen, "%s", pin_txt);
1341 }
1342
1343 if (os_strcmp(cmd, "set") == 0) {
1344 char *pin;
1345 if (pos == NULL)
1346 return -1;
1347 pin = pos;
1348 pos = os_strchr(pos, ' ');
1349 if (pos) {
1350 *pos++ = '\0';
1351 timeout = atoi(pos);
1352 }
1353 if (os_strlen(pin) > buflen)
1354 return -1;
1355 if (wpas_wps_ap_pin_set(wpa_s, pin, timeout) < 0)
1356 return -1;
1357 return os_snprintf(buf, buflen, "%s", pin);
1358 }
1359
1360 return -1;
1361 }
1362 #endif /* CONFIG_AP */
1363
1364
1365 #ifdef CONFIG_WPS_ER
1366 static int wpa_supplicant_ctrl_iface_wps_er_pin(struct wpa_supplicant *wpa_s,
1367 char *cmd)
1368 {
1369 char *uuid = cmd, *pin, *pos;
1370 u8 addr_buf[ETH_ALEN], *addr = NULL;
1371 pin = os_strchr(uuid, ' ');
1372 if (pin == NULL)
1373 return -1;
1374 *pin++ = '\0';
1375 pos = os_strchr(pin, ' ');
1376 if (pos) {
1377 *pos++ = '\0';
1378 if (hwaddr_aton(pos, addr_buf) == 0)
1379 addr = addr_buf;
1380 }
1381 return wpas_wps_er_add_pin(wpa_s, addr, uuid, pin);
1382 }
1383
1384
1385 static int wpa_supplicant_ctrl_iface_wps_er_learn(struct wpa_supplicant *wpa_s,
1386 char *cmd)
1387 {
1388 char *uuid = cmd, *pin;
1389 pin = os_strchr(uuid, ' ');
1390 if (pin == NULL)
1391 return -1;
1392 *pin++ = '\0';
1393 return wpas_wps_er_learn(wpa_s, uuid, pin);
1394 }
1395
1396
1397 static int wpa_supplicant_ctrl_iface_wps_er_set_config(
1398 struct wpa_supplicant *wpa_s, char *cmd)
1399 {
1400 char *uuid = cmd, *id;
1401 id = os_strchr(uuid, ' ');
1402 if (id == NULL)
1403 return -1;
1404 *id++ = '\0';
1405 return wpas_wps_er_set_config(wpa_s, uuid, atoi(id));
1406 }
1407
1408
1409 static int wpa_supplicant_ctrl_iface_wps_er_config(
1410 struct wpa_supplicant *wpa_s, char *cmd)
1411 {
1412 char *pin;
1413 char *new_ssid;
1414 char *new_auth;
1415 char *new_encr;
1416 char *new_key;
1417 struct wps_new_ap_settings ap;
1418
1419 pin = os_strchr(cmd, ' ');
1420 if (pin == NULL)
1421 return -1;
1422 *pin++ = '\0';
1423
1424 new_ssid = os_strchr(pin, ' ');
1425 if (new_ssid == NULL)
1426 return -1;
1427 *new_ssid++ = '\0';
1428
1429 new_auth = os_strchr(new_ssid, ' ');
1430 if (new_auth == NULL)
1431 return -1;
1432 *new_auth++ = '\0';
1433
1434 new_encr = os_strchr(new_auth, ' ');
1435 if (new_encr == NULL)
1436 return -1;
1437 *new_encr++ = '\0';
1438
1439 new_key = os_strchr(new_encr, ' ');
1440 if (new_key == NULL)
1441 return -1;
1442 *new_key++ = '\0';
1443
1444 os_memset(&ap, 0, sizeof(ap));
1445 ap.ssid_hex = new_ssid;
1446 ap.auth = new_auth;
1447 ap.encr = new_encr;
1448 ap.key_hex = new_key;
1449 return wpas_wps_er_config(wpa_s, cmd, pin, &ap);
1450 }
1451
1452
1453 #ifdef CONFIG_WPS_NFC
1454 static int wpa_supplicant_ctrl_iface_wps_er_nfc_config_token(
1455 struct wpa_supplicant *wpa_s, char *cmd, char *reply, size_t max_len)
1456 {
1457 int ndef;
1458 struct wpabuf *buf;
1459 int res;
1460 char *uuid;
1461
1462 uuid = os_strchr(cmd, ' ');
1463 if (uuid == NULL)
1464 return -1;
1465 *uuid++ = '\0';
1466
1467 if (os_strcmp(cmd, "WPS") == 0)
1468 ndef = 0;
1469 else if (os_strcmp(cmd, "NDEF") == 0)
1470 ndef = 1;
1471 else
1472 return -1;
1473
1474 buf = wpas_wps_er_nfc_config_token(wpa_s, ndef, uuid);
1475 if (buf == NULL)
1476 return -1;
1477
1478 res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
1479 wpabuf_len(buf));
1480 reply[res++] = '\n';
1481 reply[res] = '\0';
1482
1483 wpabuf_free(buf);
1484
1485 return res;
1486 }
1487 #endif /* CONFIG_WPS_NFC */
1488 #endif /* CONFIG_WPS_ER */
1489
1490 #endif /* CONFIG_WPS */
1491
1492
1493 #ifdef CONFIG_IBSS_RSN
1494 static int wpa_supplicant_ctrl_iface_ibss_rsn(
1495 struct wpa_supplicant *wpa_s, char *addr)
1496 {
1497 u8 peer[ETH_ALEN];
1498
1499 if (hwaddr_aton(addr, peer)) {
1500 wpa_printf(MSG_DEBUG, "CTRL_IFACE IBSS_RSN: invalid "
1501 "address '%s'", addr);
1502 return -1;
1503 }
1504
1505 wpa_printf(MSG_DEBUG, "CTRL_IFACE IBSS_RSN " MACSTR,
1506 MAC2STR(peer));
1507
1508 return ibss_rsn_start(wpa_s->ibss_rsn, peer);
1509 }
1510 #endif /* CONFIG_IBSS_RSN */
1511
1512
1513 static int wpa_supplicant_ctrl_iface_ctrl_rsp(struct wpa_supplicant *wpa_s,
1514 char *rsp)
1515 {
1516 #ifdef IEEE8021X_EAPOL
1517 char *pos, *id_pos;
1518 int id;
1519 struct wpa_ssid *ssid;
1520
1521 pos = os_strchr(rsp, '-');
1522 if (pos == NULL)
1523 return -1;
1524 *pos++ = '\0';
1525 id_pos = pos;
1526 pos = os_strchr(pos, ':');
1527 if (pos == NULL)
1528 return -1;
1529 *pos++ = '\0';
1530 id = atoi(id_pos);
1531 wpa_printf(MSG_DEBUG, "CTRL_IFACE: field=%s id=%d", rsp, id);
1532 wpa_hexdump_ascii_key(MSG_DEBUG, "CTRL_IFACE: value",
1533 (u8 *) pos, os_strlen(pos));
1534
1535 ssid = wpa_config_get_network(wpa_s->conf, id);
1536 if (ssid == NULL) {
1537 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find SSID id=%d "
1538 "to update", id);
1539 return -1;
1540 }
1541
1542 return wpa_supplicant_ctrl_iface_ctrl_rsp_handle(wpa_s, ssid, rsp,
1543 pos);
1544 #else /* IEEE8021X_EAPOL */
1545 wpa_printf(MSG_DEBUG, "CTRL_IFACE: 802.1X not included");
1546 return -1;
1547 #endif /* IEEE8021X_EAPOL */
1548 }
1549
1550
1551 static int wpa_supplicant_ctrl_iface_status(struct wpa_supplicant *wpa_s,
1552 const char *params,
1553 char *buf, size_t buflen)
1554 {
1555 char *pos, *end, tmp[30];
1556 int res, verbose, wps, ret;
1557 #ifdef CONFIG_HS20
1558 const u8 *hs20;
1559 #endif /* CONFIG_HS20 */
1560
1561 if (os_strcmp(params, "-DRIVER") == 0)
1562 return wpa_drv_status(wpa_s, buf, buflen);
1563 verbose = os_strcmp(params, "-VERBOSE") == 0;
1564 wps = os_strcmp(params, "-WPS") == 0;
1565 pos = buf;
1566 end = buf + buflen;
1567 if (wpa_s->wpa_state >= WPA_ASSOCIATED) {
1568 struct wpa_ssid *ssid = wpa_s->current_ssid;
1569 ret = os_snprintf(pos, end - pos, "bssid=" MACSTR "\n",
1570 MAC2STR(wpa_s->bssid));
1571 if (ret < 0 || ret >= end - pos)
1572 return pos - buf;
1573 pos += ret;
1574 if (ssid) {
1575 u8 *_ssid = ssid->ssid;
1576 size_t ssid_len = ssid->ssid_len;
1577 u8 ssid_buf[MAX_SSID_LEN];
1578 if (ssid_len == 0) {
1579 int _res = wpa_drv_get_ssid(wpa_s, ssid_buf);
1580 if (_res < 0)
1581 ssid_len = 0;
1582 else
1583 ssid_len = _res;
1584 _ssid = ssid_buf;
1585 }
1586 ret = os_snprintf(pos, end - pos, "ssid=%s\nid=%d\n",
1587 wpa_ssid_txt(_ssid, ssid_len),
1588 ssid->id);
1589 if (ret < 0 || ret >= end - pos)
1590 return pos - buf;
1591 pos += ret;
1592
1593 if (wps && ssid->passphrase &&
1594 wpa_key_mgmt_wpa_psk(ssid->key_mgmt) &&
1595 (ssid->mode == WPAS_MODE_AP ||
1596 ssid->mode == WPAS_MODE_P2P_GO)) {
1597 ret = os_snprintf(pos, end - pos,
1598 "passphrase=%s\n",
1599 ssid->passphrase);
1600 if (ret < 0 || ret >= end - pos)
1601 return pos - buf;
1602 pos += ret;
1603 }
1604 if (ssid->id_str) {
1605 ret = os_snprintf(pos, end - pos,
1606 "id_str=%s\n",
1607 ssid->id_str);
1608 if (ret < 0 || ret >= end - pos)
1609 return pos - buf;
1610 pos += ret;
1611 }
1612
1613 switch (ssid->mode) {
1614 case WPAS_MODE_INFRA:
1615 ret = os_snprintf(pos, end - pos,
1616 "mode=station\n");
1617 break;
1618 case WPAS_MODE_IBSS:
1619 ret = os_snprintf(pos, end - pos,
1620 "mode=IBSS\n");
1621 break;
1622 case WPAS_MODE_AP:
1623 ret = os_snprintf(pos, end - pos,
1624 "mode=AP\n");
1625 break;
1626 case WPAS_MODE_P2P_GO:
1627 ret = os_snprintf(pos, end - pos,
1628 "mode=P2P GO\n");
1629 break;
1630 case WPAS_MODE_P2P_GROUP_FORMATION:
1631 ret = os_snprintf(pos, end - pos,
1632 "mode=P2P GO - group "
1633 "formation\n");
1634 break;
1635 default:
1636 ret = 0;
1637 break;
1638 }
1639 if (ret < 0 || ret >= end - pos)
1640 return pos - buf;
1641 pos += ret;
1642 }
1643
1644 #ifdef CONFIG_AP
1645 if (wpa_s->ap_iface) {
1646 pos += ap_ctrl_iface_wpa_get_status(wpa_s, pos,
1647 end - pos,
1648 verbose);
1649 } else
1650 #endif /* CONFIG_AP */
1651 pos += wpa_sm_get_status(wpa_s->wpa, pos, end - pos, verbose);
1652 }
1653 #ifdef CONFIG_SAE
1654 if (wpa_s->wpa_state >= WPA_ASSOCIATED &&
1655 #ifdef CONFIG_AP
1656 !wpa_s->ap_iface &&
1657 #endif /* CONFIG_AP */
1658 wpa_s->sme.sae.state == SAE_ACCEPTED) {
1659 ret = os_snprintf(pos, end - pos, "sae_group=%d\n",
1660 wpa_s->sme.sae.group);
1661 if (ret < 0 || ret >= end - pos)
1662 return pos - buf;
1663 pos += ret;
1664 }
1665 #endif /* CONFIG_SAE */
1666 ret = os_snprintf(pos, end - pos, "wpa_state=%s\n",
1667 wpa_supplicant_state_txt(wpa_s->wpa_state));
1668 if (ret < 0 || ret >= end - pos)
1669 return pos - buf;
1670 pos += ret;
1671
1672 if (wpa_s->l2 &&
1673 l2_packet_get_ip_addr(wpa_s->l2, tmp, sizeof(tmp)) >= 0) {
1674 ret = os_snprintf(pos, end - pos, "ip_address=%s\n", tmp);
1675 if (ret < 0 || ret >= end - pos)
1676 return pos - buf;
1677 pos += ret;
1678 }
1679
1680 #ifdef CONFIG_P2P
1681 if (wpa_s->global->p2p) {
1682 ret = os_snprintf(pos, end - pos, "p2p_device_address=" MACSTR
1683 "\n", MAC2STR(wpa_s->global->p2p_dev_addr));
1684 if (ret < 0 || ret >= end - pos)
1685 return pos - buf;
1686 pos += ret;
1687 }
1688 #endif /* CONFIG_P2P */
1689
1690 ret = os_snprintf(pos, end - pos, "address=" MACSTR "\n",
1691 MAC2STR(wpa_s->own_addr));
1692 if (ret < 0 || ret >= end - pos)
1693 return pos - buf;
1694 pos += ret;
1695
1696 #ifdef CONFIG_HS20
1697 if (wpa_s->current_bss &&
1698 (hs20 = wpa_bss_get_vendor_ie(wpa_s->current_bss,
1699 HS20_IE_VENDOR_TYPE)) &&
1700 wpa_s->wpa_proto == WPA_PROTO_RSN &&
1701 wpa_key_mgmt_wpa_ieee8021x(wpa_s->key_mgmt)) {
1702 int release = 1;
1703 if (hs20[1] >= 5) {
1704 u8 rel_num = (hs20[6] & 0xf0) >> 4;
1705 release = rel_num + 1;
1706 }
1707 ret = os_snprintf(pos, end - pos, "hs20=%d\n", release);
1708 if (ret < 0 || ret >= end - pos)
1709 return pos - buf;
1710 pos += ret;
1711 }
1712
1713 if (wpa_s->current_ssid) {
1714 struct wpa_cred *cred;
1715 char *type;
1716
1717 for (cred = wpa_s->conf->cred; cred; cred = cred->next) {
1718 size_t i;
1719
1720 if (wpa_s->current_ssid->parent_cred != cred)
1721 continue;
1722
1723 for (i = 0; cred->domain && i < cred->num_domain; i++) {
1724 ret = os_snprintf(pos, end - pos,
1725 "home_sp=%s\n",
1726 cred->domain[i]);
1727 if (ret < 0 || ret >= end - pos)
1728 return pos - buf;
1729 pos += ret;
1730 }
1731
1732 if (wpa_s->current_bss == NULL ||
1733 wpa_s->current_bss->anqp == NULL)
1734 res = -1;
1735 else
1736 res = interworking_home_sp_cred(
1737 wpa_s, cred,
1738 wpa_s->current_bss->anqp->domain_name);
1739 if (res > 0)
1740 type = "home";
1741 else if (res == 0)
1742 type = "roaming";
1743 else
1744 type = "unknown";
1745
1746 ret = os_snprintf(pos, end - pos, "sp_type=%s\n", type);
1747 if (ret < 0 || ret >= end - pos)
1748 return pos - buf;
1749 pos += ret;
1750
1751 break;
1752 }
1753 }
1754 #endif /* CONFIG_HS20 */
1755
1756 if (wpa_key_mgmt_wpa_ieee8021x(wpa_s->key_mgmt) ||
1757 wpa_s->key_mgmt == WPA_KEY_MGMT_IEEE8021X_NO_WPA) {
1758 res = eapol_sm_get_status(wpa_s->eapol, pos, end - pos,
1759 verbose);
1760 if (res >= 0)
1761 pos += res;
1762 }
1763
1764 res = rsn_preauth_get_status(wpa_s->wpa, pos, end - pos, verbose);
1765 if (res >= 0)
1766 pos += res;
1767
1768 #ifdef CONFIG_WPS
1769 {
1770 char uuid_str[100];
1771 uuid_bin2str(wpa_s->wps->uuid, uuid_str, sizeof(uuid_str));
1772 ret = os_snprintf(pos, end - pos, "uuid=%s\n", uuid_str);
1773 if (ret < 0 || ret >= end - pos)
1774 return pos - buf;
1775 pos += ret;
1776 }
1777 #endif /* CONFIG_WPS */
1778
1779 #ifdef ANDROID
1780 wpa_msg_ctrl(wpa_s, MSG_INFO, WPA_EVENT_STATE_CHANGE
1781 "id=%d state=%d BSSID=" MACSTR " SSID=%s",
1782 wpa_s->current_ssid ? wpa_s->current_ssid->id : -1,
1783 wpa_s->wpa_state,
1784 MAC2STR(wpa_s->bssid),
1785 wpa_s->current_ssid && wpa_s->current_ssid->ssid ?
1786 wpa_ssid_txt(wpa_s->current_ssid->ssid,
1787 wpa_s->current_ssid->ssid_len) : "");
1788 if (wpa_s->wpa_state == WPA_COMPLETED) {
1789 struct wpa_ssid *ssid = wpa_s->current_ssid;
1790 wpa_msg_ctrl(wpa_s, MSG_INFO, WPA_EVENT_CONNECTED
1791 "- connection to " MACSTR
1792 " completed %s [id=%d id_str=%s]",
1793 MAC2STR(wpa_s->bssid), "(auth)",
1794 ssid ? ssid->id : -1,
1795 ssid && ssid->id_str ? ssid->id_str : "");
1796 }
1797 #endif /* ANDROID */
1798
1799 return pos - buf;
1800 }
1801
1802
1803 static int wpa_supplicant_ctrl_iface_bssid(struct wpa_supplicant *wpa_s,
1804 char *cmd)
1805 {
1806 char *pos;
1807 int id;
1808 struct wpa_ssid *ssid;
1809 u8 bssid[ETH_ALEN];
1810
1811 /* cmd: "<network id> <BSSID>" */
1812 pos = os_strchr(cmd, ' ');
1813 if (pos == NULL)
1814 return -1;
1815 *pos++ = '\0';
1816 id = atoi(cmd);
1817 wpa_printf(MSG_DEBUG, "CTRL_IFACE: id=%d bssid='%s'", id, pos);
1818 if (hwaddr_aton(pos, bssid)) {
1819 wpa_printf(MSG_DEBUG ,"CTRL_IFACE: invalid BSSID '%s'", pos);
1820 return -1;
1821 }
1822
1823 ssid = wpa_config_get_network(wpa_s->conf, id);
1824 if (ssid == NULL) {
1825 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find SSID id=%d "
1826 "to update", id);
1827 return -1;
1828 }
1829
1830 os_memcpy(ssid->bssid, bssid, ETH_ALEN);
1831 ssid->bssid_set = !is_zero_ether_addr(bssid);
1832
1833 return 0;
1834 }
1835
1836
1837 static int wpa_supplicant_ctrl_iface_blacklist(struct wpa_supplicant *wpa_s,
1838 char *cmd, char *buf,
1839 size_t buflen)
1840 {
1841 u8 bssid[ETH_ALEN];
1842 struct wpa_blacklist *e;
1843 char *pos, *end;
1844 int ret;
1845
1846 /* cmd: "BLACKLIST [<BSSID>]" */
1847 if (*cmd == '\0') {
1848 pos = buf;
1849 end = buf + buflen;
1850 e = wpa_s->blacklist;
1851 while (e) {
1852 ret = os_snprintf(pos, end - pos, MACSTR "\n",
1853 MAC2STR(e->bssid));
1854 if (ret < 0 || ret >= end - pos)
1855 return pos - buf;
1856 pos += ret;
1857 e = e->next;
1858 }
1859 return pos - buf;
1860 }
1861
1862 cmd++;
1863 if (os_strncmp(cmd, "clear", 5) == 0) {
1864 wpa_blacklist_clear(wpa_s);
1865 os_memcpy(buf, "OK\n", 3);
1866 return 3;
1867 }
1868
1869 wpa_printf(MSG_DEBUG, "CTRL_IFACE: BLACKLIST bssid='%s'", cmd);
1870 if (hwaddr_aton(cmd, bssid)) {
1871 wpa_printf(MSG_DEBUG, "CTRL_IFACE: invalid BSSID '%s'", cmd);
1872 return -1;
1873 }
1874
1875 /*
1876 * Add the BSSID twice, so its count will be 2, causing it to be
1877 * skipped when processing scan results.
1878 */
1879 ret = wpa_blacklist_add(wpa_s, bssid);
1880 if (ret != 0)
1881 return -1;
1882 ret = wpa_blacklist_add(wpa_s, bssid);
1883 if (ret != 0)
1884 return -1;
1885 os_memcpy(buf, "OK\n", 3);
1886 return 3;
1887 }
1888
1889
1890 static const char * debug_level_str(int level)
1891 {
1892 switch (level) {
1893 case MSG_EXCESSIVE:
1894 return "EXCESSIVE";
1895 case MSG_MSGDUMP:
1896 return "MSGDUMP";
1897 case MSG_DEBUG:
1898 return "DEBUG";
1899 case MSG_INFO:
1900 return "INFO";
1901 case MSG_WARNING:
1902 return "WARNING";
1903 case MSG_ERROR:
1904 return "ERROR";
1905 default:
1906 return "?";
1907 }
1908 }
1909
1910
1911 static int str_to_debug_level(const char *s)
1912 {
1913 if (os_strcasecmp(s, "EXCESSIVE") == 0)
1914 return MSG_EXCESSIVE;
1915 if (os_strcasecmp(s, "MSGDUMP") == 0)
1916 return MSG_MSGDUMP;
1917 if (os_strcasecmp(s, "DEBUG") == 0)
1918 return MSG_DEBUG;
1919 if (os_strcasecmp(s, "INFO") == 0)
1920 return MSG_INFO;
1921 if (os_strcasecmp(s, "WARNING") == 0)
1922 return MSG_WARNING;
1923 if (os_strcasecmp(s, "ERROR") == 0)
1924 return MSG_ERROR;
1925 return -1;
1926 }
1927
1928
1929 static int wpa_supplicant_ctrl_iface_log_level(struct wpa_supplicant *wpa_s,
1930 char *cmd, char *buf,
1931 size_t buflen)
1932 {
1933 char *pos, *end, *stamp;
1934 int ret;
1935
1936 if (cmd == NULL) {
1937 return -1;
1938 }
1939
1940 /* cmd: "LOG_LEVEL [<level>]" */
1941 if (*cmd == '\0') {
1942 pos = buf;
1943 end = buf + buflen;
1944 ret = os_snprintf(pos, end - pos, "Current level: %s\n"
1945 "Timestamp: %d\n",
1946 debug_level_str(wpa_debug_level),
1947 wpa_debug_timestamp);
1948 if (ret < 0 || ret >= end - pos)
1949 ret = 0;
1950
1951 return ret;
1952 }
1953
1954 while (*cmd == ' ')
1955 cmd++;
1956
1957 stamp = os_strchr(cmd, ' ');
1958 if (stamp) {
1959 *stamp++ = '\0';
1960 while (*stamp == ' ') {
1961 stamp++;
1962 }
1963 }
1964
1965 if (cmd && os_strlen(cmd)) {
1966 int level = str_to_debug_level(cmd);
1967 if (level < 0)
1968 return -1;
1969 wpa_debug_level = level;
1970 }
1971
1972 if (stamp && os_strlen(stamp))
1973 wpa_debug_timestamp = atoi(stamp);
1974
1975 os_memcpy(buf, "OK\n", 3);
1976 return 3;
1977 }
1978
1979
1980 static int wpa_supplicant_ctrl_iface_list_networks(
1981 struct wpa_supplicant *wpa_s, char *buf, size_t buflen)
1982 {
1983 char *pos, *end;
1984 struct wpa_ssid *ssid;
1985 int ret;
1986
1987 pos = buf;
1988 end = buf + buflen;
1989 ret = os_snprintf(pos, end - pos,
1990 "network id / ssid / bssid / flags\n");
1991 if (ret < 0 || ret >= end - pos)
1992 return pos - buf;
1993 pos += ret;
1994
1995 ssid = wpa_s->conf->ssid;
1996 while (ssid) {
1997 ret = os_snprintf(pos, end - pos, "%d\t%s",
1998 ssid->id,
1999 wpa_ssid_txt(ssid->ssid, ssid->ssid_len));
2000 if (ret < 0 || ret >= end - pos)
2001 return pos - buf;
2002 pos += ret;
2003 if (ssid->bssid_set) {
2004 ret = os_snprintf(pos, end - pos, "\t" MACSTR,
2005 MAC2STR(ssid->bssid));
2006 } else {
2007 ret = os_snprintf(pos, end - pos, "\tany");
2008 }
2009 if (ret < 0 || ret >= end - pos)
2010 return pos - buf;
2011 pos += ret;
2012 ret = os_snprintf(pos, end - pos, "\t%s%s%s%s",
2013 ssid == wpa_s->current_ssid ?
2014 "[CURRENT]" : "",
2015 ssid->disabled ? "[DISABLED]" : "",
2016 ssid->disabled_until.sec ?
2017 "[TEMP-DISABLED]" : "",
2018 ssid->disabled == 2 ? "[P2P-PERSISTENT]" :
2019 "");
2020 if (ret < 0 || ret >= end - pos)
2021 return pos - buf;
2022 pos += ret;
2023 ret = os_snprintf(pos, end - pos, "\n");
2024 if (ret < 0 || ret >= end - pos)
2025 return pos - buf;
2026 pos += ret;
2027
2028 ssid = ssid->next;
2029 }
2030
2031 return pos - buf;
2032 }
2033
2034
2035 static char * wpa_supplicant_cipher_txt(char *pos, char *end, int cipher)
2036 {
2037 int ret;
2038 ret = os_snprintf(pos, end - pos, "-");
2039 if (ret < 0 || ret >= end - pos)
2040 return pos;
2041 pos += ret;
2042 ret = wpa_write_ciphers(pos, end, cipher, "+");
2043 if (ret < 0)
2044 return pos;
2045 pos += ret;
2046 return pos;
2047 }
2048
2049
2050 static char * wpa_supplicant_ie_txt(char *pos, char *end, const char *proto,
2051 const u8 *ie, size_t ie_len)
2052 {
2053 struct wpa_ie_data data;
2054 int first, ret;
2055
2056 ret = os_snprintf(pos, end - pos, "[%s-", proto);
2057 if (ret < 0 || ret >= end - pos)
2058 return pos;
2059 pos += ret;
2060
2061 if (wpa_parse_wpa_ie(ie, ie_len, &data) < 0) {
2062 ret = os_snprintf(pos, end - pos, "?]");
2063 if (ret < 0 || ret >= end - pos)
2064 return pos;
2065 pos += ret;
2066 return pos;
2067 }
2068
2069 first = 1;
2070 if (data.key_mgmt & WPA_KEY_MGMT_IEEE8021X) {
2071 ret = os_snprintf(pos, end - pos, "%sEAP", first ? "" : "+");
2072 if (ret < 0 || ret >= end - pos)
2073 return pos;
2074 pos += ret;
2075 first = 0;
2076 }
2077 if (data.key_mgmt & WPA_KEY_MGMT_PSK) {
2078 ret = os_snprintf(pos, end - pos, "%sPSK", first ? "" : "+");
2079 if (ret < 0 || ret >= end - pos)
2080 return pos;
2081 pos += ret;
2082 first = 0;
2083 }
2084 if (data.key_mgmt & WPA_KEY_MGMT_WPA_NONE) {
2085 ret = os_snprintf(pos, end - pos, "%sNone", first ? "" : "+");
2086 if (ret < 0 || ret >= end - pos)
2087 return pos;
2088 pos += ret;
2089 first = 0;
2090 }
2091 #ifdef CONFIG_IEEE80211R
2092 if (data.key_mgmt & WPA_KEY_MGMT_FT_IEEE8021X) {
2093 ret = os_snprintf(pos, end - pos, "%sFT/EAP",
2094 first ? "" : "+");
2095 if (ret < 0 || ret >= end - pos)
2096 return pos;
2097 pos += ret;
2098 first = 0;
2099 }
2100 if (data.key_mgmt & WPA_KEY_MGMT_FT_PSK) {
2101 ret = os_snprintf(pos, end - pos, "%sFT/PSK",
2102 first ? "" : "+");
2103 if (ret < 0 || ret >= end - pos)
2104 return pos;
2105 pos += ret;
2106 first = 0;
2107 }
2108 #endif /* CONFIG_IEEE80211R */
2109 #ifdef CONFIG_IEEE80211W
2110 if (data.key_mgmt & WPA_KEY_MGMT_IEEE8021X_SHA256) {
2111 ret = os_snprintf(pos, end - pos, "%sEAP-SHA256",
2112 first ? "" : "+");
2113 if (ret < 0 || ret >= end - pos)
2114 return pos;
2115 pos += ret;
2116 first = 0;
2117 }
2118 if (data.key_mgmt & WPA_KEY_MGMT_PSK_SHA256) {
2119 ret = os_snprintf(pos, end - pos, "%sPSK-SHA256",
2120 first ? "" : "+");
2121 if (ret < 0 || ret >= end - pos)
2122 return pos;
2123 pos += ret;
2124 first = 0;
2125 }
2126 #endif /* CONFIG_IEEE80211W */
2127
2128 pos = wpa_supplicant_cipher_txt(pos, end, data.pairwise_cipher);
2129
2130 if (data.capabilities & WPA_CAPABILITY_PREAUTH) {
2131 ret = os_snprintf(pos, end - pos, "-preauth");
2132 if (ret < 0 || ret >= end - pos)
2133 return pos;
2134 pos += ret;
2135 }
2136
2137 ret = os_snprintf(pos, end - pos, "]");
2138 if (ret < 0 || ret >= end - pos)
2139 return pos;
2140 pos += ret;
2141
2142 return pos;
2143 }
2144
2145
2146 #ifdef CONFIG_WPS
2147 static char * wpa_supplicant_wps_ie_txt_buf(struct wpa_supplicant *wpa_s,
2148 char *pos, char *end,
2149 struct wpabuf *wps_ie)
2150 {
2151 int ret;
2152 const char *txt;
2153
2154 if (wps_ie == NULL)
2155 return pos;
2156 if (wps_is_selected_pbc_registrar(wps_ie))
2157 txt = "[WPS-PBC]";
2158 #ifdef CONFIG_WPS2
2159 else if (wps_is_addr_authorized(wps_ie, wpa_s->own_addr, 0))
2160 txt = "[WPS-AUTH]";
2161 #endif /* CONFIG_WPS2 */
2162 else if (wps_is_selected_pin_registrar(wps_ie))
2163 txt = "[WPS-PIN]";
2164 else
2165 txt = "[WPS]";
2166
2167 ret = os_snprintf(pos, end - pos, "%s", txt);
2168 if (ret >= 0 && ret < end - pos)
2169 pos += ret;
2170 wpabuf_free(wps_ie);
2171 return pos;
2172 }
2173 #endif /* CONFIG_WPS */
2174
2175
2176 static char * wpa_supplicant_wps_ie_txt(struct wpa_supplicant *wpa_s,
2177 char *pos, char *end,
2178 const struct wpa_bss *bss)
2179 {
2180 #ifdef CONFIG_WPS
2181 struct wpabuf *wps_ie;
2182 wps_ie = wpa_bss_get_vendor_ie_multi(bss, WPS_IE_VENDOR_TYPE);
2183 return wpa_supplicant_wps_ie_txt_buf(wpa_s, pos, end, wps_ie);
2184 #else /* CONFIG_WPS */
2185 return pos;
2186 #endif /* CONFIG_WPS */
2187 }
2188
2189
2190 /* Format one result on one text line into a buffer. */
2191 static int wpa_supplicant_ctrl_iface_scan_result(
2192 struct wpa_supplicant *wpa_s,
2193 const struct wpa_bss *bss, char *buf, size_t buflen)
2194 {
2195 char *pos, *end;
2196 int ret;
2197 const u8 *ie, *ie2, *p2p;
2198
2199 p2p = wpa_bss_get_vendor_ie(bss, P2P_IE_VENDOR_TYPE);
2200 if (!p2p)
2201 p2p = wpa_bss_get_vendor_ie_beacon(bss, P2P_IE_VENDOR_TYPE);
2202 if (p2p && bss->ssid_len == P2P_WILDCARD_SSID_LEN &&
2203 os_memcmp(bss->ssid, P2P_WILDCARD_SSID, P2P_WILDCARD_SSID_LEN) ==
2204 0)
2205 return 0; /* Do not show P2P listen discovery results here */
2206
2207 pos = buf;
2208 end = buf + buflen;
2209
2210 ret = os_snprintf(pos, end - pos, MACSTR "\t%d\t%d\t",
2211 MAC2STR(bss->bssid), bss->freq, bss->level);
2212 if (ret < 0 || ret >= end - pos)
2213 return -1;
2214 pos += ret;
2215 ie = wpa_bss_get_vendor_ie(bss, WPA_IE_VENDOR_TYPE);
2216 if (ie)
2217 pos = wpa_supplicant_ie_txt(pos, end, "WPA", ie, 2 + ie[1]);
2218 ie2 = wpa_bss_get_ie(bss, WLAN_EID_RSN);
2219 if (ie2)
2220 pos = wpa_supplicant_ie_txt(pos, end, "WPA2", ie2, 2 + ie2[1]);
2221 pos = wpa_supplicant_wps_ie_txt(wpa_s, pos, end, bss);
2222 if (!ie && !ie2 && bss->caps & IEEE80211_CAP_PRIVACY) {
2223 ret = os_snprintf(pos, end - pos, "[WEP]");
2224 if (ret < 0 || ret >= end - pos)
2225 return -1;
2226 pos += ret;
2227 }
2228 if (bss->caps & IEEE80211_CAP_IBSS) {
2229 ret = os_snprintf(pos, end - pos, "[IBSS]");
2230 if (ret < 0 || ret >= end - pos)
2231 return -1;
2232 pos += ret;
2233 }
2234 if (bss->caps & IEEE80211_CAP_ESS) {
2235 ret = os_snprintf(pos, end - pos, "[ESS]");
2236 if (ret < 0 || ret >= end - pos)
2237 return -1;
2238 pos += ret;
2239 }
2240 if (p2p) {
2241 ret = os_snprintf(pos, end - pos, "[P2P]");
2242 if (ret < 0 || ret >= end - pos)
2243 return -1;
2244 pos += ret;
2245 }
2246 #ifdef CONFIG_HS20
2247 if (wpa_bss_get_vendor_ie(bss, HS20_IE_VENDOR_TYPE) && ie2) {
2248 ret = os_snprintf(pos, end - pos, "[HS20]");
2249 if (ret < 0 || ret >= end - pos)
2250 return -1;
2251 pos += ret;
2252 }
2253 #endif /* CONFIG_HS20 */
2254
2255 ret = os_snprintf(pos, end - pos, "\t%s",
2256 wpa_ssid_txt(bss->ssid, bss->ssid_len));
2257 if (ret < 0 || ret >= end - pos)
2258 return -1;
2259 pos += ret;
2260
2261 ret = os_snprintf(pos, end - pos, "\n");
2262 if (ret < 0 || ret >= end - pos)
2263 return -1;
2264 pos += ret;
2265
2266 return pos - buf;
2267 }
2268
2269
2270 static int wpa_supplicant_ctrl_iface_scan_results(
2271 struct wpa_supplicant *wpa_s, char *buf, size_t buflen)
2272 {
2273 char *pos, *end;
2274 struct wpa_bss *bss;
2275 int ret;
2276
2277 pos = buf;
2278 end = buf + buflen;
2279 ret = os_snprintf(pos, end - pos, "bssid / frequency / signal level / "
2280 "flags / ssid\n");
2281 if (ret < 0 || ret >= end - pos)
2282 return pos - buf;
2283 pos += ret;
2284
2285 dl_list_for_each(bss, &wpa_s->bss_id, struct wpa_bss, list_id) {
2286 ret = wpa_supplicant_ctrl_iface_scan_result(wpa_s, bss, pos,
2287 end - pos);
2288 if (ret < 0 || ret >= end - pos)
2289 return pos - buf;
2290 pos += ret;
2291 }
2292
2293 return pos - buf;
2294 }
2295
2296
2297 static int wpa_supplicant_ctrl_iface_select_network(
2298 struct wpa_supplicant *wpa_s, char *cmd)
2299 {
2300 int id;
2301 struct wpa_ssid *ssid;
2302
2303 /* cmd: "<network id>" or "any" */
2304 if (os_strcmp(cmd, "any") == 0) {
2305 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SELECT_NETWORK any");
2306 ssid = NULL;
2307 } else {
2308 id = atoi(cmd);
2309 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SELECT_NETWORK id=%d", id);
2310
2311 ssid = wpa_config_get_network(wpa_s->conf, id);
2312 if (ssid == NULL) {
2313 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
2314 "network id=%d", id);
2315 return -1;
2316 }
2317 if (ssid->disabled == 2) {
2318 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Cannot use "
2319 "SELECT_NETWORK with persistent P2P group");
2320 return -1;
2321 }
2322 }
2323
2324 wpa_supplicant_select_network(wpa_s, ssid);
2325
2326 return 0;
2327 }
2328
2329
2330 static int wpa_supplicant_ctrl_iface_enable_network(
2331 struct wpa_supplicant *wpa_s, char *cmd)
2332 {
2333 int id;
2334 struct wpa_ssid *ssid;
2335
2336 /* cmd: "<network id>" or "all" */
2337 if (os_strcmp(cmd, "all") == 0) {
2338 wpa_printf(MSG_DEBUG, "CTRL_IFACE: ENABLE_NETWORK all");
2339 ssid = NULL;
2340 } else {
2341 id = atoi(cmd);
2342 wpa_printf(MSG_DEBUG, "CTRL_IFACE: ENABLE_NETWORK id=%d", id);
2343
2344 ssid = wpa_config_get_network(wpa_s->conf, id);
2345 if (ssid == NULL) {
2346 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
2347 "network id=%d", id);
2348 return -1;
2349 }
2350 if (ssid->disabled == 2) {
2351 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Cannot use "
2352 "ENABLE_NETWORK with persistent P2P group");
2353 return -1;
2354 }
2355
2356 if (os_strstr(cmd, " no-connect")) {
2357 ssid->disabled = 0;
2358 return 0;
2359 }
2360 }
2361 wpa_supplicant_enable_network(wpa_s, ssid);
2362
2363 return 0;
2364 }
2365
2366
2367 static int wpa_supplicant_ctrl_iface_disable_network(
2368 struct wpa_supplicant *wpa_s, char *cmd)
2369 {
2370 int id;
2371 struct wpa_ssid *ssid;
2372
2373 /* cmd: "<network id>" or "all" */
2374 if (os_strcmp(cmd, "all") == 0) {
2375 wpa_printf(MSG_DEBUG, "CTRL_IFACE: DISABLE_NETWORK all");
2376 ssid = NULL;
2377 } else {
2378 id = atoi(cmd);
2379 wpa_printf(MSG_DEBUG, "CTRL_IFACE: DISABLE_NETWORK id=%d", id);
2380
2381 ssid = wpa_config_get_network(wpa_s->conf, id);
2382 if (ssid == NULL) {
2383 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
2384 "network id=%d", id);
2385 return -1;
2386 }
2387 if (ssid->disabled == 2) {
2388 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Cannot use "
2389 "DISABLE_NETWORK with persistent P2P "
2390 "group");
2391 return -1;
2392 }
2393 }
2394 wpa_supplicant_disable_network(wpa_s, ssid);
2395
2396 return 0;
2397 }
2398
2399
2400 static int wpa_supplicant_ctrl_iface_add_network(
2401 struct wpa_supplicant *wpa_s, char *buf, size_t buflen)
2402 {
2403 struct wpa_ssid *ssid;
2404 int ret;
2405
2406 wpa_printf(MSG_DEBUG, "CTRL_IFACE: ADD_NETWORK");
2407
2408 ssid = wpa_config_add_network(wpa_s->conf);
2409 if (ssid == NULL)
2410 return -1;
2411
2412 wpas_notify_network_added(wpa_s, ssid);
2413
2414 ssid->disabled = 1;
2415 wpa_config_set_network_defaults(ssid);
2416
2417 ret = os_snprintf(buf, buflen, "%d\n", ssid->id);
2418 if (ret < 0 || (size_t) ret >= buflen)
2419 return -1;
2420 return ret;
2421 }
2422
2423
2424 static int wpa_supplicant_ctrl_iface_remove_network(
2425 struct wpa_supplicant *wpa_s, char *cmd)
2426 {
2427 int id;
2428 struct wpa_ssid *ssid;
2429 int was_disabled;
2430
2431 /* cmd: "<network id>" or "all" */
2432 if (os_strcmp(cmd, "all") == 0) {
2433 wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_NETWORK all");
2434 if (wpa_s->sched_scanning)
2435 wpa_supplicant_cancel_sched_scan(wpa_s);
2436
2437 eapol_sm_invalidate_cached_session(wpa_s->eapol);
2438 if (wpa_s->current_ssid) {
2439 #ifdef CONFIG_SME
2440 wpa_s->sme.prev_bssid_set = 0;
2441 #endif /* CONFIG_SME */
2442 wpa_sm_set_config(wpa_s->wpa, NULL);
2443 eapol_sm_notify_config(wpa_s->eapol, NULL, NULL);
2444 wpa_supplicant_deauthenticate(
2445 wpa_s, WLAN_REASON_DEAUTH_LEAVING);
2446 }
2447 ssid = wpa_s->conf->ssid;
2448 while (ssid) {
2449 struct wpa_ssid *remove_ssid = ssid;
2450 id = ssid->id;
2451 ssid = ssid->next;
2452 wpas_notify_network_removed(wpa_s, remove_ssid);
2453 wpa_config_remove_network(wpa_s->conf, id);
2454 }
2455 return 0;
2456 }
2457
2458 id = atoi(cmd);
2459 wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_NETWORK id=%d", id);
2460
2461 ssid = wpa_config_get_network(wpa_s->conf, id);
2462 if (ssid)
2463 wpas_notify_network_removed(wpa_s, ssid);
2464 if (ssid == NULL) {
2465 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find network "
2466 "id=%d", id);
2467 return -1;
2468 }
2469
2470 if (ssid == wpa_s->current_ssid || wpa_s->current_ssid == NULL) {
2471 #ifdef CONFIG_SME
2472 wpa_s->sme.prev_bssid_set = 0;
2473 #endif /* CONFIG_SME */
2474 /*
2475 * Invalidate the EAP session cache if the current or
2476 * previously used network is removed.
2477 */
2478 eapol_sm_invalidate_cached_session(wpa_s->eapol);
2479 }
2480
2481 if (ssid == wpa_s->current_ssid) {
2482 wpa_sm_set_config(wpa_s->wpa, NULL);
2483 eapol_sm_notify_config(wpa_s->eapol, NULL, NULL);
2484
2485 wpa_supplicant_deauthenticate(wpa_s,
2486 WLAN_REASON_DEAUTH_LEAVING);
2487 }
2488
2489 was_disabled = ssid->disabled;
2490
2491 if (wpa_config_remove_network(wpa_s->conf, id) < 0) {
2492 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Not able to remove the "
2493 "network id=%d", id);
2494 return -1;
2495 }
2496
2497 if (!was_disabled && wpa_s->sched_scanning) {
2498 wpa_printf(MSG_DEBUG, "Stop ongoing sched_scan to remove "
2499 "network from filters");
2500 wpa_supplicant_cancel_sched_scan(wpa_s);
2501 wpa_supplicant_req_scan(wpa_s, 0, 0);
2502 }
2503
2504 return 0;
2505 }
2506
2507
2508 static int wpa_supplicant_ctrl_iface_set_network(
2509 struct wpa_supplicant *wpa_s, char *cmd)
2510 {
2511 int id;
2512 struct wpa_ssid *ssid;
2513 char *name, *value;
2514
2515 /* cmd: "<network id> <variable name> <value>" */
2516 name = os_strchr(cmd, ' ');
2517 if (name == NULL)
2518 return -1;
2519 *name++ = '\0';
2520
2521 value = os_strchr(name, ' ');
2522 if (value == NULL)
2523 return -1;
2524 *value++ = '\0';
2525
2526 id = atoi(cmd);
2527 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SET_NETWORK id=%d name='%s'",
2528 id, name);
2529 wpa_hexdump_ascii_key(MSG_DEBUG, "CTRL_IFACE: value",
2530 (u8 *) value, os_strlen(value));
2531
2532 ssid = wpa_config_get_network(wpa_s->conf, id);
2533 if (ssid == NULL) {
2534 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find network "
2535 "id=%d", id);
2536 return -1;
2537 }
2538
2539 if (wpa_config_set(ssid, name, value, 0) < 0) {
2540 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Failed to set network "
2541 "variable '%s'", name);
2542 return -1;
2543 }
2544
2545 if (os_strcmp(name, "bssid") != 0 &&
2546 os_strcmp(name, "priority") != 0)
2547 wpa_sm_pmksa_cache_flush(wpa_s->wpa, ssid);
2548
2549 if (wpa_s->current_ssid == ssid || wpa_s->current_ssid == NULL) {
2550 /*
2551 * Invalidate the EAP session cache if anything in the current
2552 * or previously used configuration changes.
2553 */
2554 eapol_sm_invalidate_cached_session(wpa_s->eapol);
2555 }
2556
2557 if ((os_strcmp(name, "psk") == 0 &&
2558 value[0] == '"' && ssid->ssid_len) ||
2559 (os_strcmp(name, "ssid") == 0 && ssid->passphrase))
2560 wpa_config_update_psk(ssid);
2561 else if (os_strcmp(name, "priority") == 0)
2562 wpa_config_update_prio_list(wpa_s->conf);
2563
2564 return 0;
2565 }
2566
2567
2568 static int wpa_supplicant_ctrl_iface_get_network(
2569 struct wpa_supplicant *wpa_s, char *cmd, char *buf, size_t buflen)
2570 {
2571 int id;
2572 size_t res;
2573 struct wpa_ssid *ssid;
2574 char *name, *value;
2575
2576 /* cmd: "<network id> <variable name>" */
2577 name = os_strchr(cmd, ' ');
2578 if (name == NULL || buflen == 0)
2579 return -1;
2580 *name++ = '\0';
2581
2582 id = atoi(cmd);
2583 wpa_printf(MSG_DEBUG, "CTRL_IFACE: GET_NETWORK id=%d name='%s'",
2584 id, name);
2585
2586 ssid = wpa_config_get_network(wpa_s->conf, id);
2587 if (ssid == NULL) {
2588 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find network "
2589 "id=%d", id);
2590 return -1;
2591 }
2592
2593 value = wpa_config_get_no_key(ssid, name);
2594 if (value == NULL) {
2595 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Failed to get network "
2596 "variable '%s'", name);
2597 return -1;
2598 }
2599
2600 res = os_strlcpy(buf, value, buflen);
2601 if (res >= buflen) {
2602 os_free(value);
2603 return -1;
2604 }
2605
2606 os_free(value);
2607
2608 return res;
2609 }
2610
2611
2612 static int wpa_supplicant_ctrl_iface_list_creds(struct wpa_supplicant *wpa_s,
2613 char *buf, size_t buflen)
2614 {
2615 char *pos, *end;
2616 struct wpa_cred *cred;
2617 int ret;
2618
2619 pos = buf;
2620 end = buf + buflen;
2621 ret = os_snprintf(pos, end - pos,
2622 "cred id / realm / username / domain / imsi\n");
2623 if (ret < 0 || ret >= end - pos)
2624 return pos - buf;
2625 pos += ret;
2626
2627 cred = wpa_s->conf->cred;
2628 while (cred) {
2629 ret = os_snprintf(pos, end - pos, "%d\t%s\t%s\t%s\t%s\n",
2630 cred->id, cred->realm ? cred->realm : "",
2631 cred->username ? cred->username : "",
2632 cred->domain ? cred->domain[0] : "",
2633 cred->imsi ? cred->imsi : "");
2634 if (ret < 0 || ret >= end - pos)
2635 return pos - buf;
2636 pos += ret;
2637
2638 cred = cred->next;
2639 }
2640
2641 return pos - buf;
2642 }
2643
2644
2645 static int wpa_supplicant_ctrl_iface_add_cred(struct wpa_supplicant *wpa_s,
2646 char *buf, size_t buflen)
2647 {
2648 struct wpa_cred *cred;
2649 int ret;
2650
2651 wpa_printf(MSG_DEBUG, "CTRL_IFACE: ADD_CRED");
2652
2653 cred = wpa_config_add_cred(wpa_s->conf);
2654 if (cred == NULL)
2655 return -1;
2656
2657 ret = os_snprintf(buf, buflen, "%d\n", cred->id);
2658 if (ret < 0 || (size_t) ret >= buflen)
2659 return -1;
2660 return ret;
2661 }
2662
2663
2664 static int wpas_ctrl_remove_cred(struct wpa_supplicant *wpa_s,
2665 struct wpa_cred *cred)
2666 {
2667 struct wpa_ssid *ssid;
2668 char str[20];
2669
2670 if (cred == NULL || wpa_config_remove_cred(wpa_s->conf, cred->id) < 0) {
2671 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find cred");
2672 return -1;
2673 }
2674
2675 /* Remove any network entry created based on the removed credential */
2676 ssid = wpa_s->conf->ssid;
2677 while (ssid) {
2678 if (ssid->parent_cred == cred) {
2679 wpa_printf(MSG_DEBUG, "Remove network id %d since it "
2680 "used the removed credential", ssid->id);
2681 os_snprintf(str, sizeof(str), "%d", ssid->id);
2682 ssid = ssid->next;
2683 wpa_supplicant_ctrl_iface_remove_network(wpa_s, str);
2684 } else
2685 ssid = ssid->next;
2686 }
2687
2688 return 0;
2689 }
2690
2691
2692 static int wpa_supplicant_ctrl_iface_remove_cred(struct wpa_supplicant *wpa_s,
2693 char *cmd)
2694 {
2695 int id;
2696 struct wpa_cred *cred, *prev;
2697
2698 /* cmd: "<cred id>", "all", or "sp_fqdn=<FQDN>" */
2699 if (os_strcmp(cmd, "all") == 0) {
2700 wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_CRED all");
2701 cred = wpa_s->conf->cred;
2702 while (cred) {
2703 prev = cred;
2704 cred = cred->next;
2705 wpas_ctrl_remove_cred(wpa_s, prev);
2706 }
2707 return 0;
2708 }
2709
2710 if (os_strncmp(cmd, "sp_fqdn=", 8) == 0) {
2711 wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_CRED SP FQDN '%s'",
2712 cmd + 8);
2713 cred = wpa_s->conf->cred;
2714 while (cred) {
2715 prev = cred;
2716 cred = cred->next;
2717 if (prev->domain) {
2718 size_t i;
2719 for (i = 0; i < prev->num_domain; i++) {
2720 if (os_strcmp(prev->domain[i], cmd + 8)
2721 != 0)
2722 continue;
2723 wpas_ctrl_remove_cred(wpa_s, prev);
2724 break;
2725 }
2726 }
2727 }
2728 return 0;
2729 }
2730
2731 id = atoi(cmd);
2732 wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_CRED id=%d", id);
2733
2734 cred = wpa_config_get_cred(wpa_s->conf, id);
2735 return wpas_ctrl_remove_cred(wpa_s, cred);
2736 }
2737
2738
2739 static int wpa_supplicant_ctrl_iface_set_cred(struct wpa_supplicant *wpa_s,
2740 char *cmd)
2741 {
2742 int id;
2743 struct wpa_cred *cred;
2744 char *name, *value;
2745
2746 /* cmd: "<cred id> <variable name> <value>" */
2747 name = os_strchr(cmd, ' ');
2748 if (name == NULL)
2749 return -1;
2750 *name++ = '\0';
2751
2752 value = os_strchr(name, ' ');
2753 if (value == NULL)
2754 return -1;
2755 *value++ = '\0';
2756
2757 id = atoi(cmd);
2758 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SET_CRED id=%d name='%s'",
2759 id, name);
2760 wpa_hexdump_ascii_key(MSG_DEBUG, "CTRL_IFACE: value",
2761 (u8 *) value, os_strlen(value));
2762
2763 cred = wpa_config_get_cred(wpa_s->conf, id);
2764 if (cred == NULL) {
2765 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find cred id=%d",
2766 id);
2767 return -1;
2768 }
2769
2770 if (wpa_config_set_cred(cred, name, value, 0) < 0) {
2771 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Failed to set cred "
2772 "variable '%s'", name);
2773 return -1;
2774 }
2775
2776 return 0;
2777 }
2778
2779
2780 #ifndef CONFIG_NO_CONFIG_WRITE
2781 static int wpa_supplicant_ctrl_iface_save_config(struct wpa_supplicant *wpa_s)
2782 {
2783 int ret;
2784
2785 if (!wpa_s->conf->update_config) {
2786 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Not allowed "
2787 "to update configuration (update_config=0)");
2788 return -1;
2789 }
2790
2791 ret = wpa_config_write(wpa_s->confname, wpa_s->conf);
2792 if (ret) {
2793 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Failed to "
2794 "update configuration");
2795 } else {
2796 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Configuration"
2797 " updated");
2798 }
2799
2800 return ret;
2801 }
2802 #endif /* CONFIG_NO_CONFIG_WRITE */
2803
2804
2805 struct cipher_info {
2806 unsigned int capa;
2807 const char *name;
2808 int group_only;
2809 };
2810
2811 static const struct cipher_info ciphers[] = {
2812 { WPA_DRIVER_CAPA_ENC_CCMP_256, "CCMP-256", 0 },
2813 { WPA_DRIVER_CAPA_ENC_GCMP_256, "GCMP-256", 0 },
2814 { WPA_DRIVER_CAPA_ENC_CCMP, "CCMP", 0 },
2815 { WPA_DRIVER_CAPA_ENC_GCMP, "GCMP", 0 },
2816 { WPA_DRIVER_CAPA_ENC_TKIP, "TKIP", 0 },
2817 { WPA_DRIVER_CAPA_KEY_MGMT_WPA_NONE, "NONE", 0 },
2818 { WPA_DRIVER_CAPA_ENC_WEP104, "WEP104", 1 },
2819 { WPA_DRIVER_CAPA_ENC_WEP40, "WEP40", 1 }
2820 };
2821
2822
2823 static int ctrl_iface_get_capability_pairwise(int res, char *strict,
2824 struct wpa_driver_capa *capa,
2825 char *buf, size_t buflen)
2826 {
2827 int ret, first = 1;
2828 char *pos, *end;
2829 size_t len;
2830 unsigned int i;
2831
2832 pos = buf;
2833 end = pos + buflen;
2834
2835 if (res < 0) {
2836 if (strict)
2837 return 0;
2838 len = os_strlcpy(buf, "CCMP TKIP NONE", buflen);
2839 if (len >= buflen)
2840 return -1;
2841 return len;
2842 }
2843
2844 for (i = 0; i < ARRAY_SIZE(ciphers); i++) {
2845 if (!ciphers[i].group_only && capa->enc & ciphers[i].capa) {
2846 ret = os_snprintf(pos, end - pos, "%s%s",
2847 first ? "" : " ", ciphers[i].name);
2848 if (ret < 0 || ret >= end - pos)
2849 return pos - buf;
2850 pos += ret;
2851 first = 0;
2852 }
2853 }
2854
2855 return pos - buf;
2856 }
2857
2858
2859 static int ctrl_iface_get_capability_group(int res, char *strict,
2860 struct wpa_driver_capa *capa,
2861 char *buf, size_t buflen)
2862 {
2863 int ret, first = 1;
2864 char *pos, *end;
2865 size_t len;
2866 unsigned int i;
2867
2868 pos = buf;
2869 end = pos + buflen;
2870
2871 if (res < 0) {
2872 if (strict)
2873 return 0;
2874 len = os_strlcpy(buf, "CCMP TKIP WEP104 WEP40", buflen);
2875 if (len >= buflen)
2876 return -1;
2877 return len;
2878 }
2879
2880 for (i = 0; i < ARRAY_SIZE(ciphers); i++) {
2881 if (capa->enc & ciphers[i].capa) {
2882 ret = os_snprintf(pos, end - pos, "%s%s",
2883 first ? "" : " ", ciphers[i].name);
2884 if (ret < 0 || ret >= end - pos)
2885 return pos - buf;
2886 pos += ret;
2887 first = 0;
2888 }
2889 }
2890
2891 return pos - buf;
2892 }
2893
2894
2895 static int ctrl_iface_get_capability_key_mgmt(int res, char *strict,
2896 struct wpa_driver_capa *capa,
2897 char *buf, size_t buflen)
2898 {
2899 int ret;
2900 char *pos, *end;
2901 size_t len;
2902
2903 pos = buf;
2904 end = pos + buflen;
2905
2906 if (res < 0) {
2907 if (strict)
2908 return 0;
2909 len = os_strlcpy(buf, "WPA-PSK WPA-EAP IEEE8021X WPA-NONE "
2910 "NONE", buflen);
2911 if (len >= buflen)
2912 return -1;
2913 return len;
2914 }
2915
2916 ret = os_snprintf(pos, end - pos, "NONE IEEE8021X");
2917 if (ret < 0 || ret >= end - pos)
2918 return pos - buf;
2919 pos += ret;
2920
2921 if (capa->key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA |
2922 WPA_DRIVER_CAPA_KEY_MGMT_WPA2)) {
2923 ret = os_snprintf(pos, end - pos, " WPA-EAP");
2924 if (ret < 0 || ret >= end - pos)
2925 return pos - buf;
2926 pos += ret;
2927 }
2928
2929 if (capa->key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA_PSK |
2930 WPA_DRIVER_CAPA_KEY_MGMT_WPA2_PSK)) {
2931 ret = os_snprintf(pos, end - pos, " WPA-PSK");
2932 if (ret < 0 || ret >= end - pos)
2933 return pos - buf;
2934 pos += ret;
2935 }
2936
2937 if (capa->key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_WPA_NONE) {
2938 ret = os_snprintf(pos, end - pos, " WPA-NONE");
2939 if (ret < 0 || ret >= end - pos)
2940 return pos - buf;
2941 pos += ret;
2942 }
2943
2944 return pos - buf;
2945 }
2946
2947
2948 static int ctrl_iface_get_capability_proto(int res, char *strict,
2949 struct wpa_driver_capa *capa,
2950 char *buf, size_t buflen)
2951 {
2952 int ret, first = 1;
2953 char *pos, *end;
2954 size_t len;
2955
2956 pos = buf;
2957 end = pos + buflen;
2958
2959 if (res < 0) {
2960 if (strict)
2961 return 0;
2962 len = os_strlcpy(buf, "RSN WPA", buflen);
2963 if (len >= buflen)
2964 return -1;
2965 return len;
2966 }
2967
2968 if (capa->key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA2 |
2969 WPA_DRIVER_CAPA_KEY_MGMT_WPA2_PSK)) {
2970 ret = os_snprintf(pos, end - pos, "%sRSN", first ? "" : " ");
2971 if (ret < 0 || ret >= end - pos)
2972 return pos - buf;
2973 pos += ret;
2974 first = 0;
2975 }
2976
2977 if (capa->key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA |
2978 WPA_DRIVER_CAPA_KEY_MGMT_WPA_PSK)) {
2979 ret = os_snprintf(pos, end - pos, "%sWPA", first ? "" : " ");
2980 if (ret < 0 || ret >= end - pos)
2981 return pos - buf;
2982 pos += ret;
2983 first = 0;
2984 }
2985
2986 return pos - buf;
2987 }
2988
2989
2990 static int ctrl_iface_get_capability_auth_alg(int res, char *strict,
2991 struct wpa_driver_capa *capa,
2992 char *buf, size_t buflen)
2993 {
2994 int ret, first = 1;
2995 char *pos, *end;
2996 size_t len;
2997
2998 pos = buf;
2999 end = pos + buflen;
3000
3001 if (res < 0) {
3002 if (strict)
3003 return 0;
3004 len = os_strlcpy(buf, "OPEN SHARED LEAP", buflen);
3005 if (len >= buflen)
3006 return -1;
3007 return len;
3008 }
3009
3010 if (capa->auth & (WPA_DRIVER_AUTH_OPEN)) {
3011 ret = os_snprintf(pos, end - pos, "%sOPEN", first ? "" : " ");
3012 if (ret < 0 || ret >= end - pos)
3013 return pos - buf;
3014 pos += ret;
3015 first = 0;
3016 }
3017
3018 if (capa->auth & (WPA_DRIVER_AUTH_SHARED)) {
3019 ret = os_snprintf(pos, end - pos, "%sSHARED",
3020 first ? "" : " ");
3021 if (ret < 0 || ret >= end - pos)
3022 return pos - buf;
3023 pos += ret;
3024 first = 0;
3025 }
3026
3027 if (capa->auth & (WPA_DRIVER_AUTH_LEAP)) {
3028 ret = os_snprintf(pos, end - pos, "%sLEAP", first ? "" : " ");
3029 if (ret < 0 || ret >= end - pos)
3030 return pos - buf;
3031 pos += ret;
3032 first = 0;
3033 }
3034
3035 return pos - buf;
3036 }
3037
3038
3039 static int ctrl_iface_get_capability_modes(int res, char *strict,
3040 struct wpa_driver_capa *capa,
3041 char *buf, size_t buflen)
3042 {
3043 int ret, first = 1;
3044 char *pos, *end;
3045 size_t len;
3046
3047 pos = buf;
3048 end = pos + buflen;
3049
3050 if (res < 0) {
3051 if (strict)
3052 return 0;
3053 len = os_strlcpy(buf, "IBSS AP", buflen);
3054 if (len >= buflen)
3055 return -1;
3056 return len;
3057 }
3058
3059 if (capa->flags & WPA_DRIVER_FLAGS_IBSS) {
3060 ret = os_snprintf(pos, end - pos, "%sIBSS", first ? "" : " ");
3061 if (ret < 0 || ret >= end - pos)
3062 return pos - buf;
3063 pos += ret;
3064 first = 0;
3065 }
3066
3067 if (capa->flags & WPA_DRIVER_FLAGS_AP) {
3068 ret = os_snprintf(pos, end - pos, "%sAP", first ? "" : " ");
3069 if (ret < 0 || ret >= end - pos)
3070 return pos - buf;
3071 pos += ret;
3072 first = 0;
3073 }
3074
3075 return pos - buf;
3076 }
3077
3078
3079 static int ctrl_iface_get_capability_channels(struct wpa_supplicant *wpa_s,
3080 char *buf, size_t buflen)
3081 {
3082 struct hostapd_channel_data *chnl;
3083 int ret, i, j;
3084 char *pos, *end, *hmode;
3085
3086 pos = buf;
3087 end = pos + buflen;
3088
3089 for (j = 0; j < wpa_s->hw.num_modes; j++) {
3090 switch (wpa_s->hw.modes[j].mode) {
3091 case HOSTAPD_MODE_IEEE80211B:
3092 hmode = "B";
3093 break;
3094 case HOSTAPD_MODE_IEEE80211G:
3095 hmode = "G";
3096 break;
3097 case HOSTAPD_MODE_IEEE80211A:
3098 hmode = "A";
3099 break;
3100 case HOSTAPD_MODE_IEEE80211AD:
3101 hmode = "AD";
3102 break;
3103 default:
3104 continue;
3105 }
3106 ret = os_snprintf(pos, end - pos, "Mode[%s] Channels:", hmode);
3107 if (ret < 0 || ret >= end - pos)
3108 return pos - buf;
3109 pos += ret;
3110 chnl = wpa_s->hw.modes[j].channels;
3111 for (i = 0; i < wpa_s->hw.modes[j].num_channels; i++) {
3112 if (chnl[i].flag & HOSTAPD_CHAN_DISABLED)
3113 continue;
3114 ret = os_snprintf(pos, end - pos, " %d", chnl[i].chan);
3115 if (ret < 0 || ret >= end - pos)
3116 return pos - buf;
3117 pos += ret;
3118 }
3119 ret = os_snprintf(pos, end - pos, "\n");
3120 if (ret < 0 || ret >= end - pos)
3121 return pos - buf;
3122 pos += ret;
3123 }
3124
3125 return pos - buf;
3126 }
3127
3128
3129 static int ctrl_iface_get_capability_freq(struct wpa_supplicant *wpa_s,
3130 char *buf, size_t buflen)
3131 {
3132 struct hostapd_channel_data *chnl;
3133 int ret, i, j;
3134 char *pos, *end, *hmode;
3135
3136 pos = buf;
3137 end = pos + buflen;
3138
3139 for (j = 0; j < wpa_s->hw.num_modes; j++) {
3140 switch (wpa_s->hw.modes[j].mode) {
3141 case HOSTAPD_MODE_IEEE80211B:
3142 hmode = "B";
3143 break;
3144 case HOSTAPD_MODE_IEEE80211G:
3145 hmode = "G";
3146 break;
3147 case HOSTAPD_MODE_IEEE80211A:
3148 hmode = "A";
3149 break;
3150 case HOSTAPD_MODE_IEEE80211AD:
3151 hmode = "AD";
3152 break;
3153 default:
3154 continue;
3155 }
3156 ret = os_snprintf(pos, end - pos, "Mode[%s] Channels:\n",
3157 hmode);
3158 if (ret < 0 || ret >= end - pos)
3159 return pos - buf;
3160 pos += ret;
3161 chnl = wpa_s->hw.modes[j].channels;
3162 for (i = 0; i < wpa_s->hw.modes[j].num_channels; i++) {
3163 if (chnl[i].flag & HOSTAPD_CHAN_DISABLED)
3164 continue;
3165 ret = os_snprintf(pos, end - pos, " %d = %d MHz%s%s\n",
3166 chnl[i].chan, chnl[i].freq,
3167 chnl[i].flag & HOSTAPD_CHAN_NO_IBSS ?
3168 " (NO_IBSS)" : "",
3169 chnl[i].flag & HOSTAPD_CHAN_RADAR ?
3170 " (DFS)" : "");
3171
3172 if (ret < 0 || ret >= end - pos)
3173 return pos - buf;
3174 pos += ret;
3175 }
3176 ret = os_snprintf(pos, end - pos, "\n");
3177 if (ret < 0 || ret >= end - pos)
3178 return pos - buf;
3179 pos += ret;
3180 }
3181
3182 return pos - buf;
3183 }
3184
3185
3186 static int wpa_supplicant_ctrl_iface_get_capability(
3187 struct wpa_supplicant *wpa_s, const char *_field, char *buf,
3188 size_t buflen)
3189 {
3190 struct wpa_driver_capa capa;
3191 int res;
3192 char *strict;
3193 char field[30];
3194 size_t len;
3195
3196 /* Determine whether or not strict checking was requested */
3197 len = os_strlcpy(field, _field, sizeof(field));
3198 if (len >= sizeof(field))
3199 return -1;
3200 strict = os_strchr(field, ' ');
3201 if (strict != NULL) {
3202 *strict++ = '\0';
3203 if (os_strcmp(strict, "strict") != 0)
3204 return -1;
3205 }
3206
3207 wpa_printf(MSG_DEBUG, "CTRL_IFACE: GET_CAPABILITY '%s' %s",
3208 field, strict ? strict : "");
3209
3210 if (os_strcmp(field, "eap") == 0) {
3211 return eap_get_names(buf, buflen);
3212 }
3213
3214 res = wpa_drv_get_capa(wpa_s, &capa);
3215
3216 if (os_strcmp(field, "pairwise") == 0)
3217 return ctrl_iface_get_capability_pairwise(res, strict, &capa,
3218 buf, buflen);
3219
3220 if (os_strcmp(field, "group") == 0)
3221 return ctrl_iface_get_capability_group(res, strict, &capa,
3222 buf, buflen);
3223
3224 if (os_strcmp(field, "key_mgmt") == 0)
3225 return ctrl_iface_get_capability_key_mgmt(res, strict, &capa,
3226 buf, buflen);
3227
3228 if (os_strcmp(field, "proto") == 0)
3229 return ctrl_iface_get_capability_proto(res, strict, &capa,
3230 buf, buflen);
3231
3232 if (os_strcmp(field, "auth_alg") == 0)
3233 return ctrl_iface_get_capability_auth_alg(res, strict, &capa,
3234 buf, buflen);
3235
3236 if (os_strcmp(field, "modes") == 0)
3237 return ctrl_iface_get_capability_modes(res, strict, &capa,
3238 buf, buflen);
3239
3240 if (os_strcmp(field, "channels") == 0)
3241 return ctrl_iface_get_capability_channels(wpa_s, buf, buflen);
3242
3243 if (os_strcmp(field, "freq") == 0)
3244 return ctrl_iface_get_capability_freq(wpa_s, buf, buflen);
3245
3246 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Unknown GET_CAPABILITY field '%s'",
3247 field);
3248
3249 return -1;
3250 }
3251
3252
3253 #ifdef CONFIG_INTERWORKING
3254 static char * anqp_add_hex(char *pos, char *end, const char *title,
3255 struct wpabuf *data)
3256 {
3257 char *start = pos;
3258 size_t i;
3259 int ret;
3260 const u8 *d;
3261
3262 if (data == NULL)
3263 return start;
3264
3265 ret = os_snprintf(pos, end - pos, "%s=", title);
3266 if (ret < 0 || ret >= end - pos)
3267 return start;
3268 pos += ret;
3269
3270 d = wpabuf_head_u8(data);
3271 for (i = 0; i < wpabuf_len(data); i++) {
3272 ret = os_snprintf(pos, end - pos, "%02x", *d++);
3273 if (ret < 0 || ret >= end - pos)
3274 return start;
3275 pos += ret;
3276 }
3277
3278 ret = os_snprintf(pos, end - pos, "\n");
3279 if (ret < 0 || ret >= end - pos)
3280 return start;
3281 pos += ret;
3282
3283 return pos;
3284 }
3285 #endif /* CONFIG_INTERWORKING */
3286
3287
3288 static int print_bss_info(struct wpa_supplicant *wpa_s, struct wpa_bss *bss,
3289 unsigned long mask, char *buf, size_t buflen)
3290 {
3291 size_t i;
3292 int ret;
3293 char *pos, *end;
3294 const u8 *ie, *ie2;
3295
3296 pos = buf;
3297 end = buf + buflen;
3298
3299 if (mask & WPA_BSS_MASK_ID) {
3300 ret = os_snprintf(pos, end - pos, "id=%u\n", bss->id);
3301 if (ret < 0 || ret >= end - pos)
3302 return 0;
3303 pos += ret;
3304 }
3305
3306 if (mask & WPA_BSS_MASK_BSSID) {
3307 ret = os_snprintf(pos, end - pos, "bssid=" MACSTR "\n",
3308 MAC2STR(bss->bssid));
3309 if (ret < 0 || ret >= end - pos)
3310 return 0;
3311 pos += ret;
3312 }
3313
3314 if (mask & WPA_BSS_MASK_FREQ) {
3315 ret = os_snprintf(pos, end - pos, "freq=%d\n", bss->freq);
3316 if (ret < 0 || ret >= end - pos)
3317 return 0;
3318 pos += ret;
3319 }
3320
3321 if (mask & WPA_BSS_MASK_BEACON_INT) {
3322 ret = os_snprintf(pos, end - pos, "beacon_int=%d\n",
3323 bss->beacon_int);
3324 if (ret < 0 || ret >= end - pos)
3325 return 0;
3326 pos += ret;
3327 }
3328
3329 if (mask & WPA_BSS_MASK_CAPABILITIES) {
3330 ret = os_snprintf(pos, end - pos, "capabilities=0x%04x\n",
3331 bss->caps);
3332 if (ret < 0 || ret >= end - pos)
3333 return 0;
3334 pos += ret;
3335 }
3336
3337 if (mask & WPA_BSS_MASK_QUAL) {
3338 ret = os_snprintf(pos, end - pos, "qual=%d\n", bss->qual);
3339 if (ret < 0 || ret >= end - pos)
3340 return 0;
3341 pos += ret;
3342 }
3343
3344 if (mask & WPA_BSS_MASK_NOISE) {
3345 ret = os_snprintf(pos, end - pos, "noise=%d\n", bss->noise);
3346 if (ret < 0 || ret >= end - pos)
3347 return 0;
3348 pos += ret;
3349 }
3350
3351 if (mask & WPA_BSS_MASK_LEVEL) {
3352 ret = os_snprintf(pos, end - pos, "level=%d\n", bss->level);
3353 if (ret < 0 || ret >= end - pos)
3354 return 0;
3355 pos += ret;
3356 }
3357
3358 if (mask & WPA_BSS_MASK_TSF) {
3359 ret = os_snprintf(pos, end - pos, "tsf=%016llu\n",
3360 (unsigned long long) bss->tsf);
3361 if (ret < 0 || ret >= end - pos)
3362 return 0;
3363 pos += ret;
3364 }
3365
3366 if (mask & WPA_BSS_MASK_AGE) {
3367 struct os_reltime now;
3368
3369 os_get_reltime(&now);
3370 ret = os_snprintf(pos, end - pos, "age=%d\n",
3371 (int) (now.sec - bss->last_update.sec));
3372 if (ret < 0 || ret >= end - pos)
3373 return 0;
3374 pos += ret;
3375 }
3376
3377 if (mask & WPA_BSS_MASK_IE) {
3378 ret = os_snprintf(pos, end - pos, "ie=");
3379 if (ret < 0 || ret >= end - pos)
3380 return 0;
3381 pos += ret;
3382
3383 ie = (const u8 *) (bss + 1);
3384 for (i = 0; i < bss->ie_len; i++) {
3385 ret = os_snprintf(pos, end - pos, "%02x", *ie++);
3386 if (ret < 0 || ret >= end - pos)
3387 return 0;
3388 pos += ret;
3389 }
3390
3391 ret = os_snprintf(pos, end - pos, "\n");
3392 if (ret < 0 || ret >= end - pos)
3393 return 0;
3394 pos += ret;
3395 }
3396
3397 if (mask & WPA_BSS_MASK_FLAGS) {
3398 ret = os_snprintf(pos, end - pos, "flags=");
3399 if (ret < 0 || ret >= end - pos)
3400 return 0;
3401 pos += ret;
3402
3403 ie = wpa_bss_get_vendor_ie(bss, WPA_IE_VENDOR_TYPE);
3404 if (ie)
3405 pos = wpa_supplicant_ie_txt(pos, end, "WPA", ie,
3406 2 + ie[1]);
3407 ie2 = wpa_bss_get_ie(bss, WLAN_EID_RSN);
3408 if (ie2)
3409 pos = wpa_supplicant_ie_txt(pos, end, "WPA2", ie2,
3410 2 + ie2[1]);
3411 pos = wpa_supplicant_wps_ie_txt(wpa_s, pos, end, bss);
3412 if (!ie && !ie2 && bss->caps & IEEE80211_CAP_PRIVACY) {
3413 ret = os_snprintf(pos, end - pos, "[WEP]");
3414 if (ret < 0 || ret >= end - pos)
3415 return 0;
3416 pos += ret;
3417 }
3418 if (bss->caps & IEEE80211_CAP_IBSS) {
3419 ret = os_snprintf(pos, end - pos, "[IBSS]");
3420 if (ret < 0 || ret >= end - pos)
3421 return 0;
3422 pos += ret;
3423 }
3424 if (bss->caps & IEEE80211_CAP_ESS) {
3425 ret = os_snprintf(pos, end - pos, "[ESS]");
3426 if (ret < 0 || ret >= end - pos)
3427 return 0;
3428 pos += ret;
3429 }
3430 if (wpa_bss_get_vendor_ie(bss, P2P_IE_VENDOR_TYPE) ||
3431 wpa_bss_get_vendor_ie_beacon(bss, P2P_IE_VENDOR_TYPE)) {
3432 ret = os_snprintf(pos, end - pos, "[P2P]");
3433 if (ret < 0 || ret >= end - pos)
3434 return 0;
3435 pos += ret;
3436 }
3437 #ifdef CONFIG_HS20
3438 if (wpa_bss_get_vendor_ie(bss, HS20_IE_VENDOR_TYPE)) {
3439 ret = os_snprintf(pos, end - pos, "[HS20]");
3440 if (ret < 0 || ret >= end - pos)
3441 return 0;
3442 pos += ret;
3443 }
3444 #endif /* CONFIG_HS20 */
3445
3446 ret = os_snprintf(pos, end - pos, "\n");
3447 if (ret < 0 || ret >= end - pos)
3448 return 0;
3449 pos += ret;
3450 }
3451
3452 if (mask & WPA_BSS_MASK_SSID) {
3453 ret = os_snprintf(pos, end - pos, "ssid=%s\n",
3454 wpa_ssid_txt(bss->ssid, bss->ssid_len));
3455 if (ret < 0 || ret >= end - pos)
3456 return 0;
3457 pos += ret;
3458 }
3459
3460 #ifdef CONFIG_WPS
3461 if (mask & WPA_BSS_MASK_WPS_SCAN) {
3462 ie = (const u8 *) (bss + 1);
3463 ret = wpas_wps_scan_result_text(ie, bss->ie_len, pos, end);
3464 if (ret < 0 || ret >= end - pos)
3465 return 0;
3466 pos += ret;
3467 }
3468 #endif /* CONFIG_WPS */
3469
3470 #ifdef CONFIG_P2P
3471 if (mask & WPA_BSS_MASK_P2P_SCAN) {
3472 ie = (const u8 *) (bss + 1);
3473 ret = wpas_p2p_scan_result_text(ie, bss->ie_len, pos, end);
3474 if (ret < 0 || ret >= end - pos)
3475 return 0;
3476 pos += ret;
3477 }
3478 #endif /* CONFIG_P2P */
3479
3480 #ifdef CONFIG_WIFI_DISPLAY
3481 if (mask & WPA_BSS_MASK_WIFI_DISPLAY) {
3482 struct wpabuf *wfd;
3483 ie = (const u8 *) (bss + 1);
3484 wfd = ieee802_11_vendor_ie_concat(ie, bss->ie_len,
3485 WFD_IE_VENDOR_TYPE);
3486 if (wfd) {
3487 ret = os_snprintf(pos, end - pos, "wfd_subelems=");
3488 if (ret < 0 || ret >= end - pos) {
3489 wpabuf_free(wfd);
3490 return 0;
3491 }
3492 pos += ret;
3493
3494 pos += wpa_snprintf_hex(pos, end - pos,
3495 wpabuf_head(wfd),
3496 wpabuf_len(wfd));
3497 wpabuf_free(wfd);
3498
3499 ret = os_snprintf(pos, end - pos, "\n");
3500 if (ret < 0 || ret >= end - pos)
3501 return 0;
3502 pos += ret;
3503 }
3504 }
3505 #endif /* CONFIG_WIFI_DISPLAY */
3506
3507 #ifdef CONFIG_INTERWORKING
3508 if ((mask & WPA_BSS_MASK_INTERNETW) && bss->anqp) {
3509 struct wpa_bss_anqp *anqp = bss->anqp;
3510 pos = anqp_add_hex(pos, end, "anqp_venue_name",
3511 anqp->venue_name);
3512 pos = anqp_add_hex(pos, end, "anqp_network_auth_type",
3513 anqp->network_auth_type);
3514 pos = anqp_add_hex(pos, end, "anqp_roaming_consortium",
3515 anqp->roaming_consortium);
3516 pos = anqp_add_hex(pos, end, "anqp_ip_addr_type_availability",
3517 anqp->ip_addr_type_availability);
3518 pos = anqp_add_hex(pos, end, "anqp_nai_realm",
3519 anqp->nai_realm);
3520 pos = anqp_add_hex(pos, end, "anqp_3gpp", anqp->anqp_3gpp);
3521 pos = anqp_add_hex(pos, end, "anqp_domain_name",
3522 anqp->domain_name);
3523 #ifdef CONFIG_HS20
3524 pos = anqp_add_hex(pos, end, "hs20_operator_friendly_name",
3525 anqp->hs20_operator_friendly_name);
3526 pos = anqp_add_hex(pos, end, "hs20_wan_metrics",
3527 anqp->hs20_wan_metrics);
3528 pos = anqp_add_hex(pos, end, "hs20_connection_capability",
3529 anqp->hs20_connection_capability);
3530 pos = anqp_add_hex(pos, end, "hs20_operating_class",
3531 anqp->hs20_operating_class);
3532 pos = anqp_add_hex(pos, end, "hs20_osu_providers_list",
3533 anqp->hs20_osu_providers_list);
3534 #endif /* CONFIG_HS20 */
3535 }
3536 #endif /* CONFIG_INTERWORKING */
3537
3538 if (mask & WPA_BSS_MASK_DELIM) {
3539 ret = os_snprintf(pos, end - pos, "====\n");
3540 if (ret < 0 || ret >= end - pos)
3541 return 0;
3542 pos += ret;
3543 }
3544
3545 return pos - buf;
3546 }
3547
3548
3549 static int wpa_supplicant_ctrl_iface_bss(struct wpa_supplicant *wpa_s,
3550 const char *cmd, char *buf,
3551 size_t buflen)
3552 {
3553 u8 bssid[ETH_ALEN];
3554 size_t i;
3555 struct wpa_bss *bss;
3556 struct wpa_bss *bsslast = NULL;
3557 struct dl_list *next;
3558 int ret = 0;
3559 int len;
3560 char *ctmp;
3561 unsigned long mask = WPA_BSS_MASK_ALL;
3562
3563 if (os_strncmp(cmd, "RANGE=", 6) == 0) {
3564 if (os_strncmp(cmd + 6, "ALL", 3) == 0) {
3565 bss = dl_list_first(&wpa_s->bss_id, struct wpa_bss,
3566 list_id);
3567 bsslast = dl_list_last(&wpa_s->bss_id, struct wpa_bss,
3568 list_id);
3569 } else { /* N1-N2 */
3570 unsigned int id1, id2;
3571
3572 if ((ctmp = os_strchr(cmd + 6, '-')) == NULL) {
3573 wpa_printf(MSG_INFO, "Wrong BSS range "
3574 "format");
3575 return 0;
3576 }
3577
3578 if (*(cmd + 6) == '-')
3579 id1 = 0;
3580 else
3581 id1 = atoi(cmd + 6);
3582 ctmp++;
3583 if (*ctmp >= '0' && *ctmp <= '9')
3584 id2 = atoi(ctmp);
3585 else
3586 id2 = (unsigned int) -1;
3587 bss = wpa_bss_get_id_range(wpa_s, id1, id2);
3588 if (id2 == (unsigned int) -1)
3589 bsslast = dl_list_last(&wpa_s->bss_id,
3590 struct wpa_bss,
3591 list_id);
3592 else {
3593 bsslast = wpa_bss_get_id(wpa_s, id2);
3594 if (bsslast == NULL && bss && id2 > id1) {
3595 struct wpa_bss *tmp = bss;
3596 for (;;) {
3597 next = tmp->list_id.next;
3598 if (next == &wpa_s->bss_id)
3599 break;
3600 tmp = dl_list_entry(
3601 next, struct wpa_bss,
3602 list_id);
3603 if (tmp->id > id2)
3604 break;
3605 bsslast = tmp;
3606 }
3607 }
3608 }
3609 }
3610 } else if (os_strncmp(cmd, "FIRST", 5) == 0)
3611 bss = dl_list_first(&wpa_s->bss_id, struct wpa_bss, list_id);
3612 else if (os_strncmp(cmd, "LAST", 4) == 0)
3613 bss = dl_list_last(&wpa_s->bss_id, struct wpa_bss, list_id);
3614 else if (os_strncmp(cmd, "ID-", 3) == 0) {
3615 i = atoi(cmd + 3);
3616 bss = wpa_bss_get_id(wpa_s, i);
3617 } else if (os_strncmp(cmd, "NEXT-", 5) == 0) {
3618 i = atoi(cmd + 5);
3619 bss = wpa_bss_get_id(wpa_s, i);
3620 if (bss) {
3621 next = bss->list_id.next;
3622 if (next == &wpa_s->bss_id)
3623 bss = NULL;
3624 else
3625 bss = dl_list_entry(next, struct wpa_bss,
3626 list_id);
3627 }
3628 #ifdef CONFIG_P2P
3629 } else if (os_strncmp(cmd, "p2p_dev_addr=", 13) == 0) {
3630 if (hwaddr_aton(cmd + 13, bssid) == 0)
3631 bss = wpa_bss_get_p2p_dev_addr(wpa_s, bssid);
3632 else
3633 bss = NULL;
3634 #endif /* CONFIG_P2P */
3635 } else if (hwaddr_aton(cmd, bssid) == 0)
3636 bss = wpa_bss_get_bssid(wpa_s, bssid);
3637 else {
3638 struct wpa_bss *tmp;
3639 i = atoi(cmd);
3640 bss = NULL;
3641 dl_list_for_each(tmp, &wpa_s->bss_id, struct wpa_bss, list_id)
3642 {
3643 if (i-- == 0) {
3644 bss = tmp;
3645 break;
3646 }
3647 }
3648 }
3649
3650 if ((ctmp = os_strstr(cmd, "MASK=")) != NULL) {
3651 mask = strtoul(ctmp + 5, NULL, 0x10);
3652 if (mask == 0)
3653 mask = WPA_BSS_MASK_ALL;
3654 }
3655
3656 if (bss == NULL)
3657 return 0;
3658
3659 if (bsslast == NULL)
3660 bsslast = bss;
3661 do {
3662 len = print_bss_info(wpa_s, bss, mask, buf, buflen);
3663 ret += len;
3664 buf += len;
3665 buflen -= len;
3666 if (bss == bsslast) {
3667 if ((mask & WPA_BSS_MASK_DELIM) && len &&
3668 (bss == dl_list_last(&wpa_s->bss_id,
3669 struct wpa_bss, list_id)))
3670 os_snprintf(buf - 5, 5, "####\n");
3671 break;
3672 }
3673 next = bss->list_id.next;
3674 if (next == &wpa_s->bss_id)
3675 break;
3676 bss = dl_list_entry(next, struct wpa_bss, list_id);
3677 } while (bss && len);
3678
3679 return ret;
3680 }
3681
3682
3683 static int wpa_supplicant_ctrl_iface_ap_scan(
3684 struct wpa_supplicant *wpa_s, char *cmd)
3685 {
3686 int ap_scan = atoi(cmd);
3687 return wpa_supplicant_set_ap_scan(wpa_s, ap_scan);
3688 }
3689
3690
3691 static int wpa_supplicant_ctrl_iface_scan_interval(
3692 struct wpa_supplicant *wpa_s, char *cmd)
3693 {
3694 int scan_int = atoi(cmd);
3695 return wpa_supplicant_set_scan_interval(wpa_s, scan_int);
3696 }
3697
3698
3699 static int wpa_supplicant_ctrl_iface_bss_expire_age(
3700 struct wpa_supplicant *wpa_s, char *cmd)
3701 {
3702 int expire_age = atoi(cmd);
3703 return wpa_supplicant_set_bss_expiration_age(wpa_s, expire_age);
3704 }
3705
3706
3707 static int wpa_supplicant_ctrl_iface_bss_expire_count(
3708 struct wpa_supplicant *wpa_s, char *cmd)
3709 {
3710 int expire_count = atoi(cmd);
3711 return wpa_supplicant_set_bss_expiration_count(wpa_s, expire_count);
3712 }
3713
3714
3715 static int wpa_supplicant_ctrl_iface_bss_flush(
3716 struct wpa_supplicant *wpa_s, char *cmd)
3717 {
3718 int flush_age = atoi(cmd);
3719
3720 if (flush_age == 0)
3721 wpa_bss_flush(wpa_s);
3722 else
3723 wpa_bss_flush_by_age(wpa_s, flush_age);
3724 return 0;
3725 }
3726
3727
3728 static void wpa_supplicant_ctrl_iface_drop_sa(struct wpa_supplicant *wpa_s)
3729 {
3730 wpa_printf(MSG_DEBUG, "Dropping SA without deauthentication");
3731 /* MLME-DELETEKEYS.request */
3732 wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 0, 0, NULL, 0, NULL, 0);
3733 wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 1, 0, NULL, 0, NULL, 0);
3734 wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 2, 0, NULL, 0, NULL, 0);
3735 wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 3, 0, NULL, 0, NULL, 0);
3736 #ifdef CONFIG_IEEE80211W
3737 wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 4, 0, NULL, 0, NULL, 0);
3738 wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 5, 0, NULL, 0, NULL, 0);
3739 #endif /* CONFIG_IEEE80211W */
3740
3741 wpa_drv_set_key(wpa_s, WPA_ALG_NONE, wpa_s->bssid, 0, 0, NULL, 0, NULL,
3742 0);
3743 /* MLME-SETPROTECTION.request(None) */
3744 wpa_drv_mlme_setprotection(wpa_s, wpa_s->bssid,
3745 MLME_SETPROTECTION_PROTECT_TYPE_NONE,
3746 MLME_SETPROTECTION_KEY_TYPE_PAIRWISE);
3747 wpa_sm_drop_sa(wpa_s->wpa);
3748 }
3749
3750
3751 static int wpa_supplicant_ctrl_iface_roam(struct wpa_supplicant *wpa_s,
3752 char *addr)
3753 {
3754 #ifdef CONFIG_NO_SCAN_PROCESSING
3755 return -1;
3756 #else /* CONFIG_NO_SCAN_PROCESSING */
3757 u8 bssid[ETH_ALEN];
3758 struct wpa_bss *bss;
3759 struct wpa_ssid *ssid = wpa_s->current_ssid;
3760
3761 if (hwaddr_aton(addr, bssid)) {
3762 wpa_printf(MSG_DEBUG, "CTRL_IFACE ROAM: invalid "
3763 "address '%s'", addr);
3764 return -1;
3765 }
3766
3767 wpa_printf(MSG_DEBUG, "CTRL_IFACE ROAM " MACSTR, MAC2STR(bssid));
3768
3769 if (!ssid) {
3770 wpa_printf(MSG_DEBUG, "CTRL_IFACE ROAM: No network "
3771 "configuration known for the target AP");
3772 return -1;
3773 }
3774
3775 bss = wpa_bss_get(wpa_s, bssid, ssid->ssid, ssid->ssid_len);
3776 if (!bss) {
3777 wpa_printf(MSG_DEBUG, "CTRL_IFACE ROAM: Target AP not found "
3778 "from BSS table");
3779 return -1;
3780 }
3781
3782 /*
3783 * TODO: Find best network configuration block from configuration to
3784 * allow roaming to other networks
3785 */
3786
3787 wpa_s->reassociate = 1;
3788 wpa_supplicant_connect(wpa_s, bss, ssid);
3789
3790 return 0;
3791 #endif /* CONFIG_NO_SCAN_PROCESSING */
3792 }
3793
3794
3795 #ifdef CONFIG_P2P
3796 static int p2p_ctrl_find(struct wpa_supplicant *wpa_s, char *cmd)
3797 {
3798 unsigned int timeout = atoi(cmd);
3799 enum p2p_discovery_type type = P2P_FIND_START_WITH_FULL;
3800 u8 dev_id[ETH_ALEN], *_dev_id = NULL;
3801 u8 dev_type[WPS_DEV_TYPE_LEN], *_dev_type = NULL;
3802 char *pos;
3803 unsigned int search_delay;
3804
3805 if (os_strstr(cmd, "type=social"))
3806 type = P2P_FIND_ONLY_SOCIAL;
3807 else if (os_strstr(cmd, "type=progressive"))
3808 type = P2P_FIND_PROGRESSIVE;
3809
3810 pos = os_strstr(cmd, "dev_id=");
3811 if (pos) {
3812 pos += 7;
3813 if (hwaddr_aton(pos, dev_id))
3814 return -1;
3815 _dev_id = dev_id;
3816 }
3817
3818 pos = os_strstr(cmd, "dev_type=");
3819 if (pos) {
3820 pos += 9;
3821 if (wps_dev_type_str2bin(pos, dev_type) < 0)
3822 return -1;
3823 _dev_type = dev_type;
3824 }
3825
3826 pos = os_strstr(cmd, "delay=");
3827 if (pos) {
3828 pos += 6;
3829 search_delay = atoi(pos);
3830 } else
3831 search_delay = wpas_p2p_search_delay(wpa_s);
3832
3833 return wpas_p2p_find(wpa_s, timeout, type, _dev_type != NULL, _dev_type,
3834 _dev_id, search_delay);
3835 }
3836
3837
3838 static int p2p_ctrl_connect(struct wpa_supplicant *wpa_s, char *cmd,
3839 char *buf, size_t buflen)
3840 {
3841 u8 addr[ETH_ALEN];
3842 char *pos, *pos2;
3843 char *pin = NULL;
3844 enum p2p_wps_method wps_method;
3845 int new_pin;
3846 int ret;
3847 int persistent_group, persistent_id = -1;
3848 int join;
3849 int auth;
3850 int automatic;
3851 int go_intent = -1;
3852 int freq = 0;
3853 int pd;
3854 int ht40, vht;
3855
3856 /* <addr> <"pbc" | "pin" | PIN> [label|display|keypad]
3857 * [persistent|persistent=<network id>]
3858 * [join] [auth] [go_intent=<0..15>] [freq=<in MHz>] [provdisc]
3859 * [ht40] [vht] */
3860
3861 if (hwaddr_aton(cmd, addr))
3862 return -1;
3863
3864 pos = cmd + 17;
3865 if (*pos != ' ')
3866 return -1;
3867 pos++;
3868
3869 persistent_group = os_strstr(pos, " persistent") != NULL;
3870 pos2 = os_strstr(pos, " persistent=");
3871 if (pos2) {
3872 struct wpa_ssid *ssid;
3873 persistent_id = atoi(pos2 + 12);
3874 ssid = wpa_config_get_network(wpa_s->conf, persistent_id);
3875 if (ssid == NULL || ssid->disabled != 2 ||
3876 ssid->mode != WPAS_MODE_P2P_GO) {
3877 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
3878 "SSID id=%d for persistent P2P group (GO)",
3879 persistent_id);
3880 return -1;
3881 }
3882 }
3883 join = os_strstr(pos, " join") != NULL;
3884 auth = os_strstr(pos, " auth") != NULL;
3885 automatic = os_strstr(pos, " auto") != NULL;
3886 pd = os_strstr(pos, " provdisc") != NULL;
3887 vht = (os_strstr(cmd, " vht") != NULL) || wpa_s->conf->p2p_go_vht;
3888 ht40 = (os_strstr(cmd, " ht40") != NULL) || wpa_s->conf->p2p_go_ht40 ||
3889 vht;
3890
3891 pos2 = os_strstr(pos, " go_intent=");
3892 if (pos2) {
3893 pos2 += 11;
3894 go_intent = atoi(pos2);
3895 if (go_intent < 0 || go_intent > 15)
3896 return -1;
3897 }
3898
3899 pos2 = os_strstr(pos, " freq=");
3900 if (pos2) {
3901 pos2 += 6;
3902 freq = atoi(pos2);
3903 if (freq <= 0)
3904 return -1;
3905 }
3906
3907 if (os_strncmp(pos, "pin", 3) == 0) {
3908 /* Request random PIN (to be displayed) and enable the PIN */
3909 wps_method = WPS_PIN_DISPLAY;
3910 } else if (os_strncmp(pos, "pbc", 3) == 0) {
3911 wps_method = WPS_PBC;
3912 } else {
3913 pin = pos;
3914 pos = os_strchr(pin, ' ');
3915 wps_method = WPS_PIN_KEYPAD;
3916 if (pos) {
3917 *pos++ = '\0';
3918 if (os_strncmp(pos, "display", 7) == 0)
3919 wps_method = WPS_PIN_DISPLAY;
3920 }
3921 if (!wps_pin_str_valid(pin)) {
3922 os_memcpy(buf, "FAIL-INVALID-PIN\n", 17);
3923 return 17;
3924 }
3925 }
3926
3927 new_pin = wpas_p2p_connect(wpa_s, addr, pin, wps_method,
3928 persistent_group, automatic, join,
3929 auth, go_intent, freq, persistent_id, pd,
3930 ht40, vht);
3931 if (new_pin == -2) {
3932 os_memcpy(buf, "FAIL-CHANNEL-UNAVAILABLE\n", 25);
3933 return 25;
3934 }
3935 if (new_pin == -3) {
3936 os_memcpy(buf, "FAIL-CHANNEL-UNSUPPORTED\n", 25);
3937 return 25;
3938 }
3939 if (new_pin < 0)
3940 return -1;
3941 if (wps_method == WPS_PIN_DISPLAY && pin == NULL) {
3942 ret = os_snprintf(buf, buflen, "%08d", new_pin);
3943 if (ret < 0 || (size_t) ret >= buflen)
3944 return -1;
3945 return ret;
3946 }
3947
3948 os_memcpy(buf, "OK\n", 3);
3949 return 3;
3950 }
3951
3952
3953 static int p2p_ctrl_listen(struct wpa_supplicant *wpa_s, char *cmd)
3954 {
3955 unsigned int timeout = atoi(cmd);
3956 return wpas_p2p_listen(wpa_s, timeout);
3957 }
3958
3959
3960 static int p2p_ctrl_prov_disc(struct wpa_supplicant *wpa_s, char *cmd)
3961 {
3962 u8 addr[ETH_ALEN];
3963 char *pos;
3964 enum wpas_p2p_prov_disc_use use = WPAS_P2P_PD_FOR_GO_NEG;
3965
3966 /* <addr> <config method> [join|auto] */
3967
3968 if (hwaddr_aton(cmd, addr))
3969 return -1;
3970
3971 pos = cmd + 17;
3972 if (*pos != ' ')
3973 return -1;
3974 pos++;
3975
3976 if (os_strstr(pos, " join") != NULL)
3977 use = WPAS_P2P_PD_FOR_JOIN;
3978 else if (os_strstr(pos, " auto") != NULL)
3979 use = WPAS_P2P_PD_AUTO;
3980
3981 return wpas_p2p_prov_disc(wpa_s, addr, pos, use);
3982 }
3983
3984
3985 static int p2p_get_passphrase(struct wpa_supplicant *wpa_s, char *buf,
3986 size_t buflen)
3987 {
3988 struct wpa_ssid *ssid = wpa_s->current_ssid;
3989
3990 if (ssid == NULL || ssid->mode != WPAS_MODE_P2P_GO ||
3991 ssid->passphrase == NULL)
3992 return -1;
3993
3994 os_strlcpy(buf, ssid->passphrase, buflen);
3995 return os_strlen(buf);
3996 }
3997
3998
3999 static int p2p_ctrl_serv_disc_req(struct wpa_supplicant *wpa_s, char *cmd,
4000 char *buf, size_t buflen)
4001 {
4002 u64 ref;
4003 int res;
4004 u8 dst_buf[ETH_ALEN], *dst;
4005 struct wpabuf *tlvs;
4006 char *pos;
4007 size_t len;
4008
4009 if (hwaddr_aton(cmd, dst_buf))
4010 return -1;
4011 dst = dst_buf;
4012 if (dst[0] == 0 && dst[1] == 0 && dst[2] == 0 &&
4013 dst[3] == 0 && dst[4] == 0 && dst[5] == 0)
4014 dst = NULL;
4015 pos = cmd + 17;
4016 if (*pos != ' ')
4017 return -1;
4018 pos++;
4019
4020 if (os_strncmp(pos, "upnp ", 5) == 0) {
4021 u8 version;
4022 pos += 5;
4023 if (hexstr2bin(pos, &version, 1) < 0)
4024 return -1;
4025 pos += 2;
4026 if (*pos != ' ')
4027 return -1;
4028 pos++;
4029 ref = wpas_p2p_sd_request_upnp(wpa_s, dst, version, pos);
4030 #ifdef CONFIG_WIFI_DISPLAY
4031 } else if (os_strncmp(pos, "wifi-display ", 13) == 0) {
4032 ref = wpas_p2p_sd_request_wifi_display(wpa_s, dst, pos + 13);
4033 #endif /* CONFIG_WIFI_DISPLAY */
4034 } else {
4035 len = os_strlen(pos);
4036 if (len & 1)
4037 return -1;
4038 len /= 2;
4039 tlvs = wpabuf_alloc(len);
4040 if (tlvs == NULL)
4041 return -1;
4042 if (hexstr2bin(pos, wpabuf_put(tlvs, len), len) < 0) {
4043 wpabuf_free(tlvs);
4044 return -1;
4045 }
4046
4047 ref = wpas_p2p_sd_request(wpa_s, dst, tlvs);
4048 wpabuf_free(tlvs);
4049 }
4050 if (ref == 0)
4051 return -1;
4052 res = os_snprintf(buf, buflen, "%llx", (long long unsigned) ref);
4053 if (res < 0 || (unsigned) res >= buflen)
4054 return -1;
4055 return res;
4056 }
4057
4058
4059 static int p2p_ctrl_serv_disc_cancel_req(struct wpa_supplicant *wpa_s,
4060 char *cmd)
4061 {
4062 long long unsigned val;
4063 u64 req;
4064 if (sscanf(cmd, "%llx", &val) != 1)
4065 return -1;
4066 req = val;
4067 return wpas_p2p_sd_cancel_request(wpa_s, req);
4068 }
4069
4070
4071 static int p2p_ctrl_serv_disc_resp(struct wpa_supplicant *wpa_s, char *cmd)
4072 {
4073 int freq;
4074 u8 dst[ETH_ALEN];
4075 u8 dialog_token;
4076 struct wpabuf *resp_tlvs;
4077 char *pos, *pos2;
4078 size_t len;
4079
4080 pos = os_strchr(cmd, ' ');
4081 if (pos == NULL)
4082 return -1;
4083 *pos++ = '\0';
4084 freq = atoi(cmd);
4085 if (freq == 0)
4086 return -1;
4087
4088 if (hwaddr_aton(pos, dst))
4089 return -1;
4090 pos += 17;
4091 if (*pos != ' ')
4092 return -1;
4093 pos++;
4094
4095 pos2 = os_strchr(pos, ' ');
4096 if (pos2 == NULL)
4097 return -1;
4098 *pos2++ = '\0';
4099 dialog_token = atoi(pos);
4100
4101 len = os_strlen(pos2);
4102 if (len & 1)
4103 return -1;
4104 len /= 2;
4105 resp_tlvs = wpabuf_alloc(len);
4106 if (resp_tlvs == NULL)
4107 return -1;
4108 if (hexstr2bin(pos2, wpabuf_put(resp_tlvs, len), len) < 0) {
4109 wpabuf_free(resp_tlvs);
4110 return -1;
4111 }
4112
4113 wpas_p2p_sd_response(wpa_s, freq, dst, dialog_token, resp_tlvs);
4114 wpabuf_free(resp_tlvs);
4115 return 0;
4116 }
4117
4118
4119 static int p2p_ctrl_serv_disc_external(struct wpa_supplicant *wpa_s,
4120 char *cmd)
4121 {
4122 if (os_strcmp(cmd, "0") && os_strcmp(cmd, "1"))
4123 return -1;
4124 wpa_s->p2p_sd_over_ctrl_iface = atoi(cmd);
4125 return 0;
4126 }
4127
4128
4129 static int p2p_ctrl_service_add_bonjour(struct wpa_supplicant *wpa_s,
4130 char *cmd)
4131 {
4132 char *pos;
4133 size_t len;
4134 struct wpabuf *query, *resp;
4135
4136 pos = os_strchr(cmd, ' ');
4137 if (pos == NULL)
4138 return -1;
4139 *pos++ = '\0';
4140
4141 len = os_strlen(cmd);
4142 if (len & 1)
4143 return -1;
4144 len /= 2;
4145 query = wpabuf_alloc(len);
4146 if (query == NULL)
4147 return -1;
4148 if (hexstr2bin(cmd, wpabuf_put(query, len), len) < 0) {
4149 wpabuf_free(query);
4150 return -1;
4151 }
4152
4153 len = os_strlen(pos);
4154 if (len & 1) {
4155 wpabuf_free(query);
4156 return -1;
4157 }
4158 len /= 2;
4159 resp = wpabuf_alloc(len);
4160 if (resp == NULL) {
4161 wpabuf_free(query);
4162 return -1;
4163 }
4164 if (hexstr2bin(pos, wpabuf_put(resp, len), len) < 0) {
4165 wpabuf_free(query);
4166 wpabuf_free(resp);
4167 return -1;
4168 }
4169
4170 if (wpas_p2p_service_add_bonjour(wpa_s, query, resp) < 0) {
4171 wpabuf_free(query);
4172 wpabuf_free(resp);
4173 return -1;
4174 }
4175 return 0;
4176 }
4177
4178
4179 static int p2p_ctrl_service_add_upnp(struct wpa_supplicant *wpa_s, char *cmd)
4180 {
4181 char *pos;
4182 u8 version;
4183
4184 pos = os_strchr(cmd, ' ');
4185 if (pos == NULL)
4186 return -1;
4187 *pos++ = '\0';
4188
4189 if (hexstr2bin(cmd, &version, 1) < 0)
4190 return -1;
4191
4192 return wpas_p2p_service_add_upnp(wpa_s, version, pos);
4193 }
4194
4195
4196 static int p2p_ctrl_service_add(struct wpa_supplicant *wpa_s, char *cmd)
4197 {
4198 char *pos;
4199
4200 pos = os_strchr(cmd, ' ');
4201 if (pos == NULL)
4202 return -1;
4203 *pos++ = '\0';
4204
4205 if (os_strcmp(cmd, "bonjour") == 0)
4206 return p2p_ctrl_service_add_bonjour(wpa_s, pos);
4207 if (os_strcmp(cmd, "upnp") == 0)
4208 return p2p_ctrl_service_add_upnp(wpa_s, pos);
4209 wpa_printf(MSG_DEBUG, "Unknown service '%s'", cmd);
4210 return -1;
4211 }
4212
4213
4214 static int p2p_ctrl_service_del_bonjour(struct wpa_supplicant *wpa_s,
4215 char *cmd)
4216 {
4217 size_t len;
4218 struct wpabuf *query;
4219 int ret;
4220
4221 len = os_strlen(cmd);
4222 if (len & 1)
4223 return -1;
4224 len /= 2;
4225 query = wpabuf_alloc(len);
4226 if (query == NULL)
4227 return -1;
4228 if (hexstr2bin(cmd, wpabuf_put(query, len), len) < 0) {
4229 wpabuf_free(query);
4230 return -1;
4231 }
4232
4233 ret = wpas_p2p_service_del_bonjour(wpa_s, query);
4234 wpabuf_free(query);
4235 return ret;
4236 }
4237
4238
4239 static int p2p_ctrl_service_del_upnp(struct wpa_supplicant *wpa_s, char *cmd)
4240 {
4241 char *pos;
4242 u8 version;
4243
4244 pos = os_strchr(cmd, ' ');
4245 if (pos == NULL)
4246 return -1;
4247 *pos++ = '\0';
4248
4249 if (hexstr2bin(cmd, &version, 1) < 0)
4250 return -1;
4251
4252 return wpas_p2p_service_del_upnp(wpa_s, version, pos);
4253 }
4254
4255
4256 static int p2p_ctrl_service_del(struct wpa_supplicant *wpa_s, char *cmd)
4257 {
4258 char *pos;
4259
4260 pos = os_strchr(cmd, ' ');
4261 if (pos == NULL)
4262 return -1;
4263 *pos++ = '\0';
4264
4265 if (os_strcmp(cmd, "bonjour") == 0)
4266 return p2p_ctrl_service_del_bonjour(wpa_s, pos);
4267 if (os_strcmp(cmd, "upnp") == 0)
4268 return p2p_ctrl_service_del_upnp(wpa_s, pos);
4269 wpa_printf(MSG_DEBUG, "Unknown service '%s'", cmd);
4270 return -1;
4271 }
4272
4273
4274 static int p2p_ctrl_reject(struct wpa_supplicant *wpa_s, char *cmd)
4275 {
4276 u8 addr[ETH_ALEN];
4277
4278 /* <addr> */
4279
4280 if (hwaddr_aton(cmd, addr))
4281 return -1;
4282
4283 return wpas_p2p_reject(wpa_s, addr);
4284 }
4285
4286
4287 static int p2p_ctrl_invite_persistent(struct wpa_supplicant *wpa_s, char *cmd)
4288 {
4289 char *pos;
4290 int id;
4291 struct wpa_ssid *ssid;
4292 u8 *_peer = NULL, peer[ETH_ALEN];
4293 int freq = 0, pref_freq = 0;
4294 int ht40, vht;
4295
4296 id = atoi(cmd);
4297 pos = os_strstr(cmd, " peer=");
4298 if (pos) {
4299 pos += 6;
4300 if (hwaddr_aton(pos, peer))
4301 return -1;
4302 _peer = peer;
4303 }
4304 ssid = wpa_config_get_network(wpa_s->conf, id);
4305 if (ssid == NULL || ssid->disabled != 2) {
4306 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find SSID id=%d "
4307 "for persistent P2P group",
4308 id);
4309 return -1;
4310 }
4311
4312 pos = os_strstr(cmd, " freq=");
4313 if (pos) {
4314 pos += 6;
4315 freq = atoi(pos);
4316 if (freq <= 0)
4317 return -1;
4318 }
4319
4320 pos = os_strstr(cmd, " pref=");
4321 if (pos) {
4322 pos += 6;
4323 pref_freq = atoi(pos);
4324 if (pref_freq <= 0)
4325 return -1;
4326 }
4327
4328 vht = (os_strstr(cmd, " vht") != NULL) || wpa_s->conf->p2p_go_vht;
4329 ht40 = (os_strstr(cmd, " ht40") != NULL) || wpa_s->conf->p2p_go_ht40 ||
4330 vht;
4331
4332 return wpas_p2p_invite(wpa_s, _peer, ssid, NULL, freq, ht40, vht,
4333 pref_freq);
4334 }
4335
4336
4337 static int p2p_ctrl_invite_group(struct wpa_supplicant *wpa_s, char *cmd)
4338 {
4339 char *pos;
4340 u8 peer[ETH_ALEN], go_dev_addr[ETH_ALEN], *go_dev = NULL;
4341
4342 pos = os_strstr(cmd, " peer=");
4343 if (!pos)
4344 return -1;
4345
4346 *pos = '\0';
4347 pos += 6;
4348 if (hwaddr_aton(pos, peer)) {
4349 wpa_printf(MSG_DEBUG, "P2P: Invalid MAC address '%s'", pos);
4350 return -1;
4351 }
4352
4353 pos = os_strstr(pos, " go_dev_addr=");
4354 if (pos) {
4355 pos += 13;
4356 if (hwaddr_aton(pos, go_dev_addr)) {
4357 wpa_printf(MSG_DEBUG, "P2P: Invalid MAC address '%s'",
4358 pos);
4359 return -1;
4360 }
4361 go_dev = go_dev_addr;
4362 }
4363
4364 return wpas_p2p_invite_group(wpa_s, cmd, peer, go_dev);
4365 }
4366
4367
4368 static int p2p_ctrl_invite(struct wpa_supplicant *wpa_s, char *cmd)
4369 {
4370 if (os_strncmp(cmd, "persistent=", 11) == 0)
4371 return p2p_ctrl_invite_persistent(wpa_s, cmd + 11);
4372 if (os_strncmp(cmd, "group=", 6) == 0)
4373 return p2p_ctrl_invite_group(wpa_s, cmd + 6);
4374
4375 return -1;
4376 }
4377
4378
4379 static int p2p_ctrl_group_add_persistent(struct wpa_supplicant *wpa_s,
4380 char *cmd, int freq, int ht40,
4381 int vht)
4382 {
4383 int id;
4384 struct wpa_ssid *ssid;
4385
4386 id = atoi(cmd);
4387 ssid = wpa_config_get_network(wpa_s->conf, id);
4388 if (ssid == NULL || ssid->disabled != 2) {
4389 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find SSID id=%d "
4390 "for persistent P2P group",
4391 id);
4392 return -1;
4393 }
4394
4395 return wpas_p2p_group_add_persistent(wpa_s, ssid, 0, freq, 0, ht40, vht,
4396 NULL, 0);
4397 }
4398
4399
4400 static int p2p_ctrl_group_add(struct wpa_supplicant *wpa_s, char *cmd)
4401 {
4402 int freq = 0, ht40, vht;
4403 char *pos;
4404
4405 pos = os_strstr(cmd, "freq=");
4406 if (pos)
4407 freq = atoi(pos + 5);
4408
4409 vht = (os_strstr(cmd, "vht") != NULL) || wpa_s->conf->p2p_go_vht;
4410 ht40 = (os_strstr(cmd, "ht40") != NULL) || wpa_s->conf->p2p_go_ht40 ||
4411 vht;
4412
4413 if (os_strncmp(cmd, "persistent=", 11) == 0)
4414 return p2p_ctrl_group_add_persistent(wpa_s, cmd + 11, freq,
4415 ht40, vht);
4416 if (os_strcmp(cmd, "persistent") == 0 ||
4417 os_strncmp(cmd, "persistent ", 11) == 0)
4418 return wpas_p2p_group_add(wpa_s, 1, freq, ht40, vht);
4419 if (os_strncmp(cmd, "freq=", 5) == 0)
4420 return wpas_p2p_group_add(wpa_s, 0, freq, ht40, vht);
4421 if (ht40)
4422 return wpas_p2p_group_add(wpa_s, 0, freq, ht40, vht);
4423
4424 wpa_printf(MSG_DEBUG, "CTRL: Invalid P2P_GROUP_ADD parameters '%s'",
4425 cmd);
4426 return -1;
4427 }
4428
4429
4430 static int p2p_ctrl_peer(struct wpa_supplicant *wpa_s, char *cmd,
4431 char *buf, size_t buflen)
4432 {
4433 u8 addr[ETH_ALEN], *addr_ptr;
4434 int next, res;
4435 const struct p2p_peer_info *info;
4436 char *pos, *end;
4437 char devtype[WPS_DEV_TYPE_BUFSIZE];
4438 struct wpa_ssid *ssid;
4439 size_t i;
4440
4441 if (!wpa_s->global->p2p)
4442 return -1;
4443
4444 if (os_strcmp(cmd, "FIRST") == 0) {
4445 addr_ptr = NULL;
4446 next = 0;
4447 } else if (os_strncmp(cmd, "NEXT-", 5) == 0) {
4448 if (hwaddr_aton(cmd + 5, addr) < 0)
4449 return -1;
4450 addr_ptr = addr;
4451 next = 1;
4452 } else {
4453 if (hwaddr_aton(cmd, addr) < 0)
4454 return -1;
4455 addr_ptr = addr;
4456 next = 0;
4457 }
4458
4459 info = p2p_get_peer_info(wpa_s->global->p2p, addr_ptr, next);
4460 if (info == NULL)
4461 return -1;
4462
4463 pos = buf;
4464 end = buf + buflen;
4465
4466 res = os_snprintf(pos, end - pos, MACSTR "\n"
4467 "pri_dev_type=%s\n"
4468 "device_name=%s\n"
4469 "manufacturer=%s\n"
4470 "model_name=%s\n"
4471 "model_number=%s\n"
4472 "serial_number=%s\n"
4473 "config_methods=0x%x\n"
4474 "dev_capab=0x%x\n"
4475 "group_capab=0x%x\n"
4476 "level=%d\n",
4477 MAC2STR(info->p2p_device_addr),
4478 wps_dev_type_bin2str(info->pri_dev_type,
4479 devtype, sizeof(devtype)),
4480 info->device_name,
4481 info->manufacturer,
4482 info->model_name,
4483 info->model_number,
4484 info->serial_number,
4485 info->config_methods,
4486 info->dev_capab,
4487 info->group_capab,
4488 info->level);
4489 if (res < 0 || res >= end - pos)
4490 return pos - buf;
4491 pos += res;
4492
4493 for (i = 0; i < info->wps_sec_dev_type_list_len / WPS_DEV_TYPE_LEN; i++)
4494 {
4495 const u8 *t;
4496 t = &info->wps_sec_dev_type_list[i * WPS_DEV_TYPE_LEN];
4497 res = os_snprintf(pos, end - pos, "sec_dev_type=%s\n",
4498 wps_dev_type_bin2str(t, devtype,
4499 sizeof(devtype)));
4500 if (res < 0 || res >= end - pos)
4501 return pos - buf;
4502 pos += res;
4503 }
4504
4505 ssid = wpas_p2p_get_persistent(wpa_s, info->p2p_device_addr, NULL, 0);
4506 if (ssid) {
4507 res = os_snprintf(pos, end - pos, "persistent=%d\n", ssid->id);
4508 if (res < 0 || res >= end - pos)
4509 return pos - buf;
4510 pos += res;
4511 }
4512
4513 res = p2p_get_peer_info_txt(info, pos, end - pos);
4514 if (res < 0)
4515 return pos - buf;
4516 pos += res;
4517
4518 return pos - buf;
4519 }
4520
4521
4522 static int p2p_ctrl_disallow_freq(struct wpa_supplicant *wpa_s,
4523 const char *param)
4524 {
4525 unsigned int i;
4526
4527 if (wpa_s->global->p2p == NULL)
4528 return -1;
4529
4530 if (freq_range_list_parse(&wpa_s->global->p2p_disallow_freq, param) < 0)
4531 return -1;
4532
4533 for (i = 0; i < wpa_s->global->p2p_disallow_freq.num; i++) {
4534 struct wpa_freq_range *freq;
4535 freq = &wpa_s->global->p2p_disallow_freq.range[i];
4536 wpa_printf(MSG_DEBUG, "P2P: Disallowed frequency range %u-%u",
4537 freq->min, freq->max);
4538 }
4539
4540 wpas_p2p_update_channel_list(wpa_s);
4541 return 0;
4542 }
4543
4544
4545 static int p2p_ctrl_set(struct wpa_supplicant *wpa_s, char *cmd)
4546 {
4547 char *param;
4548
4549 if (wpa_s->global->p2p == NULL)
4550 return -1;
4551
4552 param = os_strchr(cmd, ' ');
4553 if (param == NULL)
4554 return -1;
4555 *param++ = '\0';
4556
4557 if (os_strcmp(cmd, "discoverability") == 0) {
4558 p2p_set_client_discoverability(wpa_s->global->p2p,
4559 atoi(param));
4560 return 0;
4561 }
4562
4563 if (os_strcmp(cmd, "managed") == 0) {
4564 p2p_set_managed_oper(wpa_s->global->p2p, atoi(param));
4565 return 0;
4566 }
4567
4568 if (os_strcmp(cmd, "listen_channel") == 0) {
4569 return p2p_set_listen_channel(wpa_s->global->p2p, 81,
4570 atoi(param));
4571 }
4572
4573 if (os_strcmp(cmd, "ssid_postfix") == 0) {
4574 return p2p_set_ssid_postfix(wpa_s->global->p2p, (u8 *) param,
4575 os_strlen(param));
4576 }
4577
4578 if (os_strcmp(cmd, "noa") == 0) {
4579 char *pos;
4580 int count, start, duration;
4581 /* GO NoA parameters: count,start_offset(ms),duration(ms) */
4582 count = atoi(param);
4583 pos = os_strchr(param, ',');
4584 if (pos == NULL)
4585 return -1;
4586 pos++;
4587 start = atoi(pos);
4588 pos = os_strchr(pos, ',');
4589 if (pos == NULL)
4590 return -1;
4591 pos++;
4592 duration = atoi(pos);
4593 if (count < 0 || count > 255 || start < 0 || duration < 0)
4594 return -1;
4595 if (count == 0 && duration > 0)
4596 return -1;
4597 wpa_printf(MSG_DEBUG, "CTRL_IFACE: P2P_SET GO NoA: count=%d "
4598 "start=%d duration=%d", count, start, duration);
4599 return wpas_p2p_set_noa(wpa_s, count, start, duration);
4600 }
4601
4602 if (os_strcmp(cmd, "ps") == 0)
4603 return wpa_drv_set_p2p_powersave(wpa_s, atoi(param), -1, -1);
4604
4605 if (os_strcmp(cmd, "oppps") == 0)
4606 return wpa_drv_set_p2p_powersave(wpa_s, -1, atoi(param), -1);
4607
4608 if (os_strcmp(cmd, "ctwindow") == 0)
4609 return wpa_drv_set_p2p_powersave(wpa_s, -1, -1, atoi(param));
4610
4611 if (os_strcmp(cmd, "disabled") == 0) {
4612 wpa_s->global->p2p_disabled = atoi(param);
4613 wpa_printf(MSG_DEBUG, "P2P functionality %s",
4614 wpa_s->global->p2p_disabled ?
4615 "disabled" : "enabled");
4616 if (wpa_s->global->p2p_disabled) {
4617 wpas_p2p_stop_find(wpa_s);
4618 os_memset(wpa_s->p2p_auth_invite, 0, ETH_ALEN);
4619 p2p_flush(wpa_s->global->p2p);
4620 }
4621 return 0;
4622 }
4623
4624 if (os_strcmp(cmd, "conc_pref") == 0) {
4625 if (os_strcmp(param, "sta") == 0)
4626 wpa_s->global->conc_pref = WPA_CONC_PREF_STA;
4627 else if (os_strcmp(param, "p2p") == 0)
4628 wpa_s->global->conc_pref = WPA_CONC_PREF_P2P;
4629 else {
4630 wpa_printf(MSG_INFO, "Invalid conc_pref value");
4631 return -1;
4632 }
4633 wpa_printf(MSG_DEBUG, "Single channel concurrency preference: "
4634 "%s", param);
4635 return 0;
4636 }
4637
4638 if (os_strcmp(cmd, "force_long_sd") == 0) {
4639 wpa_s->force_long_sd = atoi(param);
4640 return 0;
4641 }
4642
4643 if (os_strcmp(cmd, "peer_filter") == 0) {
4644 u8 addr[ETH_ALEN];
4645 if (hwaddr_aton(param, addr))
4646 return -1;
4647 p2p_set_peer_filter(wpa_s->global->p2p, addr);
4648 return 0;
4649 }
4650
4651 if (os_strcmp(cmd, "cross_connect") == 0)
4652 return wpas_p2p_set_cross_connect(wpa_s, atoi(param));
4653
4654 if (os_strcmp(cmd, "go_apsd") == 0) {
4655 if (os_strcmp(param, "disable") == 0)
4656 wpa_s->set_ap_uapsd = 0;
4657 else {
4658 wpa_s->set_ap_uapsd = 1;
4659 wpa_s->ap_uapsd = atoi(param);
4660 }
4661 return 0;
4662 }
4663
4664 if (os_strcmp(cmd, "client_apsd") == 0) {
4665 if (os_strcmp(param, "disable") == 0)
4666 wpa_s->set_sta_uapsd = 0;
4667 else {
4668 int be, bk, vi, vo;
4669 char *pos;
4670 /* format: BE,BK,VI,VO;max SP Length */
4671 be = atoi(param);
4672 pos = os_strchr(param, ',');
4673 if (pos == NULL)
4674 return -1;
4675 pos++;
4676 bk = atoi(pos);
4677 pos = os_strchr(pos, ',');
4678 if (pos == NULL)
4679 return -1;
4680 pos++;
4681 vi = atoi(pos);
4682 pos = os_strchr(pos, ',');
4683 if (pos == NULL)
4684 return -1;
4685 pos++;
4686 vo = atoi(pos);
4687 /* ignore max SP Length for now */
4688
4689 wpa_s->set_sta_uapsd = 1;
4690 wpa_s->sta_uapsd = 0;
4691 if (be)
4692 wpa_s->sta_uapsd |= BIT(0);
4693 if (bk)
4694 wpa_s->sta_uapsd |= BIT(1);
4695 if (vi)
4696 wpa_s->sta_uapsd |= BIT(2);
4697 if (vo)
4698 wpa_s->sta_uapsd |= BIT(3);
4699 }
4700 return 0;
4701 }
4702
4703 if (os_strcmp(cmd, "disallow_freq") == 0)
4704 return p2p_ctrl_disallow_freq(wpa_s, param);
4705
4706 if (os_strcmp(cmd, "disc_int") == 0) {
4707 int min_disc_int, max_disc_int, max_disc_tu;
4708 char *pos;
4709
4710 pos = param;
4711
4712 min_disc_int = atoi(pos);
4713 pos = os_strchr(pos, ' ');
4714 if (pos == NULL)
4715 return -1;
4716 *pos++ = '\0';
4717
4718 max_disc_int = atoi(pos);
4719 pos = os_strchr(pos, ' ');
4720 if (pos == NULL)
4721 return -1;
4722 *pos++ = '\0';
4723
4724 max_disc_tu = atoi(pos);
4725
4726 return p2p_set_disc_int(wpa_s->global->p2p, min_disc_int,
4727 max_disc_int, max_disc_tu);
4728 }
4729
4730 if (os_strcmp(cmd, "per_sta_psk") == 0) {
4731 wpa_s->global->p2p_per_sta_psk = !!atoi(param);
4732 return 0;
4733 }
4734
4735 #ifdef CONFIG_WPS_NFC
4736 if (os_strcmp(cmd, "nfc_tag") == 0)
4737 return wpas_p2p_nfc_tag_enabled(wpa_s, !!atoi(param));
4738 #endif /* CONFIG_WPS_NFC */
4739
4740 if (os_strcmp(cmd, "disable_ip_addr_req") == 0) {
4741 wpa_s->p2p_disable_ip_addr_req = !!atoi(param);
4742 return 0;
4743 }
4744
4745 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Unknown P2P_SET field value '%s'",
4746 cmd);
4747
4748 return -1;
4749 }
4750
4751
4752 static void p2p_ctrl_flush(struct wpa_supplicant *wpa_s)
4753 {
4754 os_memset(wpa_s->p2p_auth_invite, 0, ETH_ALEN);
4755 wpa_s->force_long_sd = 0;
4756 if (wpa_s->global->p2p)
4757 p2p_flush(wpa_s->global->p2p);
4758 }
4759
4760
4761 static int p2p_ctrl_presence_req(struct wpa_supplicant *wpa_s, char *cmd)
4762 {
4763 char *pos, *pos2;
4764 unsigned int dur1 = 0, int1 = 0, dur2 = 0, int2 = 0;
4765
4766 if (cmd[0]) {
4767 pos = os_strchr(cmd, ' ');
4768 if (pos == NULL)
4769 return -1;
4770 *pos++ = '\0';
4771 dur1 = atoi(cmd);
4772
4773 pos2 = os_strchr(pos, ' ');
4774 if (pos2)
4775 *pos2++ = '\0';
4776 int1 = atoi(pos);
4777 } else
4778 pos2 = NULL;
4779
4780 if (pos2) {
4781 pos = os_strchr(pos2, ' ');
4782 if (pos == NULL)
4783 return -1;
4784 *pos++ = '\0';
4785 dur2 = atoi(pos2);
4786 int2 = atoi(pos);
4787 }
4788
4789 return wpas_p2p_presence_req(wpa_s, dur1, int1, dur2, int2);
4790 }
4791
4792
4793 static int p2p_ctrl_ext_listen(struct wpa_supplicant *wpa_s, char *cmd)
4794 {
4795 char *pos;
4796 unsigned int period = 0, interval = 0;
4797
4798 if (cmd[0]) {
4799 pos = os_strchr(cmd, ' ');
4800 if (pos == NULL)
4801 return -1;
4802 *pos++ = '\0';
4803 period = atoi(cmd);
4804 interval = atoi(pos);
4805 }
4806
4807 return wpas_p2p_ext_listen(wpa_s, period, interval);
4808 }
4809
4810
4811 static int p2p_ctrl_remove_client(struct wpa_supplicant *wpa_s, const char *cmd)
4812 {
4813 const char *pos;
4814 u8 peer[ETH_ALEN];
4815 int iface_addr = 0;
4816
4817 pos = cmd;
4818 if (os_strncmp(pos, "iface=", 6) == 0) {
4819 iface_addr = 1;
4820 pos += 6;
4821 }
4822 if (hwaddr_aton(pos, peer))
4823 return -1;
4824
4825 wpas_p2p_remove_client(wpa_s, peer, iface_addr);
4826 return 0;
4827 }
4828
4829 #endif /* CONFIG_P2P */
4830
4831
4832 static int * freq_range_to_channel_list(struct wpa_supplicant *wpa_s, char *val)
4833 {
4834 struct wpa_freq_range_list ranges;
4835 int *freqs = NULL;
4836 struct hostapd_hw_modes *mode;
4837 u16 i;
4838
4839 if (wpa_s->hw.modes == NULL)
4840 return NULL;
4841
4842 os_memset(&ranges, 0, sizeof(ranges));
4843 if (freq_range_list_parse(&ranges, val) < 0)
4844 return NULL;
4845
4846 for (i = 0; i < wpa_s->hw.num_modes; i++) {
4847 int j;
4848
4849 mode = &wpa_s->hw.modes[i];
4850 for (j = 0; j < mode->num_channels; j++) {
4851 unsigned int freq;
4852
4853 if (mode->channels[j].flag & HOSTAPD_CHAN_DISABLED)
4854 continue;
4855
4856 freq = mode->channels[j].freq;
4857 if (!freq_range_list_includes(&ranges, freq))
4858 continue;
4859
4860 int_array_add_unique(&freqs, freq);
4861 }
4862 }
4863
4864 os_free(ranges.range);
4865 return freqs;
4866 }
4867
4868
4869 #ifdef CONFIG_INTERWORKING
4870
4871 static int ctrl_interworking_select(struct wpa_supplicant *wpa_s, char *param)
4872 {
4873 int auto_sel = 0;
4874 int *freqs = NULL;
4875
4876 if (param) {
4877 char *pos;
4878
4879 auto_sel = os_strstr(param, "auto") != NULL;
4880
4881 pos = os_strstr(param, "freq=");
4882 if (pos) {
4883 freqs = freq_range_to_channel_list(wpa_s, pos + 5);
4884 if (freqs == NULL)
4885 return -1;
4886 }
4887
4888 }
4889
4890 return interworking_select(wpa_s, auto_sel, freqs);
4891 }
4892
4893
4894 static int ctrl_interworking_connect(struct wpa_supplicant *wpa_s, char *dst)
4895 {
4896 u8 bssid[ETH_ALEN];
4897 struct wpa_bss *bss;
4898
4899 if (hwaddr_aton(dst, bssid)) {
4900 wpa_printf(MSG_DEBUG, "Invalid BSSID '%s'", dst);
4901 return -1;
4902 }
4903
4904 bss = wpa_bss_get_bssid(wpa_s, bssid);
4905 if (bss == NULL) {
4906 wpa_printf(MSG_DEBUG, "Could not find BSS " MACSTR,
4907 MAC2STR(bssid));
4908 return -1;
4909 }
4910
4911 return interworking_connect(wpa_s, bss);
4912 }
4913
4914
4915 static int get_anqp(struct wpa_supplicant *wpa_s, char *dst)
4916 {
4917 u8 dst_addr[ETH_ALEN];
4918 int used;
4919 char *pos;
4920 #define MAX_ANQP_INFO_ID 100
4921 u16 id[MAX_ANQP_INFO_ID];
4922 size_t num_id = 0;
4923
4924 used = hwaddr_aton2(dst, dst_addr);
4925 if (used < 0)
4926 return -1;
4927 pos = dst + used;
4928 while (num_id < MAX_ANQP_INFO_ID) {
4929 id[num_id] = atoi(pos);
4930 if (id[num_id])
4931 num_id++;
4932 pos = os_strchr(pos + 1, ',');
4933 if (pos == NULL)
4934 break;
4935 pos++;
4936 }
4937
4938 if (num_id == 0)
4939 return -1;
4940
4941 return anqp_send_req(wpa_s, dst_addr, id, num_id);
4942 }
4943
4944
4945 static int gas_request(struct wpa_supplicant *wpa_s, char *cmd)
4946 {
4947 u8 dst_addr[ETH_ALEN];
4948 struct wpabuf *advproto, *query = NULL;
4949 int used, ret = -1;
4950 char *pos, *end;
4951 size_t len;
4952
4953 used = hwaddr_aton2(cmd, dst_addr);
4954 if (used < 0)
4955 return -1;
4956
4957 pos = cmd + used;
4958 while (*pos == ' ')
4959 pos++;
4960
4961 /* Advertisement Protocol ID */
4962 end = os_strchr(pos, ' ');
4963 if (end)
4964 len = end - pos;
4965 else
4966 len = os_strlen(pos);
4967 if (len & 0x01)
4968 return -1;
4969 len /= 2;
4970 if (len == 0)
4971 return -1;
4972 advproto = wpabuf_alloc(len);
4973 if (advproto == NULL)
4974 return -1;
4975 if (hexstr2bin(pos, wpabuf_put(advproto, len), len) < 0)
4976 goto fail;
4977
4978 if (end) {
4979 /* Optional Query Request */
4980 pos = end + 1;
4981 while (*pos == ' ')
4982 pos++;
4983
4984 len = os_strlen(pos);
4985 if (len) {
4986 if (len & 0x01)
4987 goto fail;
4988 len /= 2;
4989 if (len == 0)
4990 goto fail;
4991 query = wpabuf_alloc(len);
4992 if (query == NULL)
4993 goto fail;
4994 if (hexstr2bin(pos, wpabuf_put(query, len), len) < 0)
4995 goto fail;
4996 }
4997 }
4998
4999 ret = gas_send_request(wpa_s, dst_addr, advproto, query);
5000
5001 fail:
5002 wpabuf_free(advproto);
5003 wpabuf_free(query);
5004
5005 return ret;
5006 }
5007
5008
5009 static int gas_response_get(struct wpa_supplicant *wpa_s, char *cmd, char *buf,
5010 size_t buflen)
5011 {
5012 u8 addr[ETH_ALEN];
5013 int dialog_token;
5014 int used;
5015 char *pos;
5016 size_t resp_len, start, requested_len;
5017 struct wpabuf *resp;
5018 int ret;
5019
5020 used = hwaddr_aton2(cmd, addr);
5021 if (used < 0)
5022 return -1;
5023
5024 pos = cmd + used;
5025 while (*pos == ' ')
5026 pos++;
5027 dialog_token = atoi(pos);
5028
5029 if (wpa_s->last_gas_resp &&
5030 os_memcmp(addr, wpa_s->last_gas_addr, ETH_ALEN) == 0 &&
5031 dialog_token == wpa_s->last_gas_dialog_token)
5032 resp = wpa_s->last_gas_resp;
5033 else if (wpa_s->prev_gas_resp &&
5034 os_memcmp(addr, wpa_s->prev_gas_addr, ETH_ALEN) == 0 &&
5035 dialog_token == wpa_s->prev_gas_dialog_token)
5036 resp = wpa_s->prev_gas_resp;
5037 else
5038 return -1;
5039
5040 resp_len = wpabuf_len(resp);
5041 start = 0;
5042 requested_len = resp_len;
5043
5044 pos = os_strchr(pos, ' ');
5045 if (pos) {
5046 start = atoi(pos);
5047 if (start > resp_len)
5048 return os_snprintf(buf, buflen, "FAIL-Invalid range");
5049 pos = os_strchr(pos, ',');
5050 if (pos == NULL)
5051 return -1;
5052 pos++;
5053 requested_len = atoi(pos);
5054 if (start + requested_len > resp_len)
5055 return os_snprintf(buf, buflen, "FAIL-Invalid range");
5056 }
5057
5058 if (requested_len * 2 + 1 > buflen)
5059 return os_snprintf(buf, buflen, "FAIL-Too long response");
5060
5061 ret = wpa_snprintf_hex(buf, buflen, wpabuf_head_u8(resp) + start,
5062 requested_len);
5063
5064 if (start + requested_len == resp_len) {
5065 /*
5066 * Free memory by dropping the response after it has been
5067 * fetched.
5068 */
5069 if (resp == wpa_s->prev_gas_resp) {
5070 wpabuf_free(wpa_s->prev_gas_resp);
5071 wpa_s->prev_gas_resp = NULL;
5072 } else {
5073 wpabuf_free(wpa_s->last_gas_resp);
5074 wpa_s->last_gas_resp = NULL;
5075 }
5076 }
5077
5078 return ret;
5079 }
5080 #endif /* CONFIG_INTERWORKING */
5081
5082
5083 #ifdef CONFIG_HS20
5084
5085 static int get_hs20_anqp(struct wpa_supplicant *wpa_s, char *dst)
5086 {
5087 u8 dst_addr[ETH_ALEN];
5088 int used;
5089 char *pos;
5090 u32 subtypes = 0;
5091
5092 used = hwaddr_aton2(dst, dst_addr);
5093 if (used < 0)
5094 return -1;
5095 pos = dst + used;
5096 for (;;) {
5097 int num = atoi(pos);
5098 if (num <= 0 || num > 31)
5099 return -1;
5100 subtypes |= BIT(num);
5101 pos = os_strchr(pos + 1, ',');
5102 if (pos == NULL)
5103 break;
5104 pos++;
5105 }
5106
5107 if (subtypes == 0)
5108 return -1;
5109
5110 return hs20_anqp_send_req(wpa_s, dst_addr, subtypes, NULL, 0);
5111 }
5112
5113
5114 static int hs20_nai_home_realm_list(struct wpa_supplicant *wpa_s,
5115 const u8 *addr, const char *realm)
5116 {
5117 u8 *buf;
5118 size_t rlen, len;
5119 int ret;
5120
5121 rlen = os_strlen(realm);
5122 len = 3 + rlen;
5123 buf = os_malloc(len);
5124 if (buf == NULL)
5125 return -1;
5126 buf[0] = 1; /* NAI Home Realm Count */
5127 buf[1] = 0; /* Formatted in accordance with RFC 4282 */
5128 buf[2] = rlen;
5129 os_memcpy(buf + 3, realm, rlen);
5130
5131 ret = hs20_anqp_send_req(wpa_s, addr,
5132 BIT(HS20_STYPE_NAI_HOME_REALM_QUERY),
5133 buf, len);
5134
5135 os_free(buf);
5136
5137 return ret;
5138 }
5139
5140
5141 static int hs20_get_nai_home_realm_list(struct wpa_supplicant *wpa_s,
5142 char *dst)
5143 {
5144 struct wpa_cred *cred = wpa_s->conf->cred;
5145 u8 dst_addr[ETH_ALEN];
5146 int used;
5147 u8 *buf;
5148 size_t len;
5149 int ret;
5150
5151 used = hwaddr_aton2(dst, dst_addr);
5152 if (used < 0)
5153 return -1;
5154
5155 while (dst[used] == ' ')
5156 used++;
5157 if (os_strncmp(dst + used, "realm=", 6) == 0)
5158 return hs20_nai_home_realm_list(wpa_s, dst_addr,
5159 dst + used + 6);
5160
5161 len = os_strlen(dst + used);
5162
5163 if (len == 0 && cred && cred->realm)
5164 return hs20_nai_home_realm_list(wpa_s, dst_addr, cred->realm);
5165
5166 if (len % 1)
5167 return -1;
5168 len /= 2;
5169 buf = os_malloc(len);
5170 if (buf == NULL)
5171 return -1;
5172 if (hexstr2bin(dst + used, buf, len) < 0) {
5173 os_free(buf);
5174 return -1;
5175 }
5176
5177 ret = hs20_anqp_send_req(wpa_s, dst_addr,
5178 BIT(HS20_STYPE_NAI_HOME_REALM_QUERY),
5179 buf, len);
5180 os_free(buf);
5181
5182 return ret;
5183 }
5184
5185
5186 static int hs20_icon_request(struct wpa_supplicant *wpa_s, char *cmd)
5187 {
5188 u8 dst_addr[ETH_ALEN];
5189 int used;
5190 char *icon;
5191
5192 used = hwaddr_aton2(cmd, dst_addr);
5193 if (used < 0)
5194 return -1;
5195
5196 while (cmd[used] == ' ')
5197 used++;
5198 icon = &cmd[used];
5199
5200 return hs20_anqp_send_req(wpa_s, dst_addr, BIT(HS20_STYPE_ICON_REQUEST),
5201 (u8 *) icon, os_strlen(icon));
5202 }
5203
5204 #endif /* CONFIG_HS20 */
5205
5206
5207 static int wpa_supplicant_ctrl_iface_sta_autoconnect(
5208 struct wpa_supplicant *wpa_s, char *cmd)
5209 {
5210 wpa_s->auto_reconnect_disabled = atoi(cmd) == 0 ? 1 : 0;
5211 return 0;
5212 }
5213
5214
5215 #ifdef CONFIG_AUTOSCAN
5216
5217 static int wpa_supplicant_ctrl_iface_autoscan(struct wpa_supplicant *wpa_s,
5218 char *cmd)
5219 {
5220 enum wpa_states state = wpa_s->wpa_state;
5221 char *new_params = NULL;
5222
5223 if (os_strlen(cmd) > 0) {
5224 new_params = os_strdup(cmd);
5225 if (new_params == NULL)
5226 return -1;
5227 }
5228
5229 os_free(wpa_s->conf->autoscan);
5230 wpa_s->conf->autoscan = new_params;
5231
5232 if (wpa_s->conf->autoscan == NULL)
5233 autoscan_deinit(wpa_s);
5234 else if (state == WPA_DISCONNECTED || state == WPA_INACTIVE)
5235 autoscan_init(wpa_s, 1);
5236 else if (state == WPA_SCANNING)
5237 wpa_supplicant_reinit_autoscan(wpa_s);
5238
5239 return 0;
5240 }
5241
5242 #endif /* CONFIG_AUTOSCAN */
5243
5244
5245 #ifdef CONFIG_WNM
5246
5247 static int wpas_ctrl_iface_wnm_sleep(struct wpa_supplicant *wpa_s, char *cmd)
5248 {
5249 int enter;
5250 int intval = 0;
5251 char *pos;
5252 int ret;
5253 struct wpabuf *tfs_req = NULL;
5254
5255 if (os_strncmp(cmd, "enter", 5) == 0)
5256 enter = 1;
5257 else if (os_strncmp(cmd, "exit", 4) == 0)
5258 enter = 0;
5259 else
5260 return -1;
5261
5262 pos = os_strstr(cmd, " interval=");
5263 if (pos)
5264 intval = atoi(pos + 10);
5265
5266 pos = os_strstr(cmd, " tfs_req=");
5267 if (pos) {
5268 char *end;
5269 size_t len;
5270 pos += 9;
5271 end = os_strchr(pos, ' ');
5272 if (end)
5273 len = end - pos;
5274 else
5275 len = os_strlen(pos);
5276 if (len & 1)
5277 return -1;
5278 len /= 2;
5279 tfs_req = wpabuf_alloc(len);
5280 if (tfs_req == NULL)
5281 return -1;
5282 if (hexstr2bin(pos, wpabuf_put(tfs_req, len), len) < 0) {
5283 wpabuf_free(tfs_req);
5284 return -1;
5285 }
5286 }
5287
5288 ret = ieee802_11_send_wnmsleep_req(wpa_s, enter ? WNM_SLEEP_MODE_ENTER :
5289 WNM_SLEEP_MODE_EXIT, intval,
5290 tfs_req);
5291 wpabuf_free(tfs_req);
5292
5293 return ret;
5294 }
5295
5296
5297 static int wpas_ctrl_iface_wnm_bss_query(struct wpa_supplicant *wpa_s, char *cmd)
5298 {
5299 int query_reason;
5300
5301 query_reason = atoi(cmd);
5302
5303 wpa_printf(MSG_DEBUG, "CTRL_IFACE: WNM_BSS_QUERY query_reason=%d",
5304 query_reason);
5305
5306 return wnm_send_bss_transition_mgmt_query(wpa_s, query_reason);
5307 }
5308
5309 #endif /* CONFIG_WNM */
5310
5311
5312 /* Get string representation of channel width */
5313 static const char * channel_width_name(enum chan_width width)
5314 {
5315 switch (width) {
5316 case CHAN_WIDTH_20_NOHT:
5317 return "20 MHz (no HT)";
5318 case CHAN_WIDTH_20:
5319 return "20 MHz";
5320 case CHAN_WIDTH_40:
5321 return "40 MHz";
5322 case CHAN_WIDTH_80:
5323 return "80 MHz";
5324 case CHAN_WIDTH_80P80:
5325 return "80+80 MHz";
5326 case CHAN_WIDTH_160:
5327 return "160 MHz";
5328 default:
5329 return "unknown";
5330 }
5331 }
5332
5333
5334 static int wpa_supplicant_signal_poll(struct wpa_supplicant *wpa_s, char *buf,
5335 size_t buflen)
5336 {
5337 struct wpa_signal_info si;
5338 int ret;
5339 char *pos, *end;
5340
5341 ret = wpa_drv_signal_poll(wpa_s, &si);
5342 if (ret)
5343 return -1;
5344
5345 pos = buf;
5346 end = buf + buflen;
5347
5348 ret = os_snprintf(pos, end - pos, "RSSI=%d\nLINKSPEED=%d\n"
5349 "NOISE=%d\nFREQUENCY=%u\n",
5350 si.current_signal, si.current_txrate / 1000,
5351 si.current_noise, si.frequency);
5352 if (ret < 0 || ret > end - pos)
5353 return -1;
5354 pos += ret;
5355
5356 if (si.chanwidth != CHAN_WIDTH_UNKNOWN) {
5357 ret = os_snprintf(pos, end - pos, "WIDTH=%s\n",
5358 channel_width_name(si.chanwidth));
5359 if (ret < 0 || ret > end - pos)
5360 return -1;
5361 pos += ret;
5362 }
5363
5364 if (si.center_frq1 > 0 && si.center_frq2 > 0) {
5365 ret = os_snprintf(pos, end - pos,
5366 "CENTER_FRQ1=%d\nCENTER_FRQ2=%d\n",
5367 si.center_frq1, si.center_frq2);
5368 if (ret < 0 || ret > end - pos)
5369 return -1;
5370 pos += ret;
5371 }
5372
5373 if (si.avg_signal) {
5374 ret = os_snprintf(pos, end - pos,
5375 "AVG_RSSI=%d\n", si.avg_signal);
5376 if (ret < 0 || ret >= end - pos)
5377 return -1;
5378 pos += ret;
5379 }
5380
5381 return pos - buf;
5382 }
5383
5384
5385 static int wpa_supplicant_pktcnt_poll(struct wpa_supplicant *wpa_s, char *buf,
5386 size_t buflen)
5387 {
5388 struct hostap_sta_driver_data sta;
5389 int ret;
5390
5391 ret = wpa_drv_pktcnt_poll(wpa_s, &sta);
5392 if (ret)
5393 return -1;
5394
5395 ret = os_snprintf(buf, buflen, "TXGOOD=%lu\nTXBAD=%lu\nRXGOOD=%lu\n",
5396 sta.tx_packets, sta.tx_retry_failed, sta.rx_packets);
5397 if (ret < 0 || (size_t) ret > buflen)
5398 return -1;
5399 return ret;
5400 }
5401
5402
5403 #ifdef ANDROID
5404 static int wpa_supplicant_driver_cmd(struct wpa_supplicant *wpa_s, char *cmd,
5405 char *buf, size_t buflen)
5406 {
5407 int ret;
5408
5409 ret = wpa_drv_driver_cmd(wpa_s, cmd, buf, buflen);
5410 if (ret == 0) {
5411 if (os_strncasecmp(cmd, "COUNTRY", 7) == 0) {
5412 struct p2p_data *p2p = wpa_s->global->p2p;
5413 if (p2p) {
5414 char country[3];
5415 country[0] = cmd[8];
5416 country[1] = cmd[9];
5417 country[2] = 0x04;
5418 p2p_set_country(p2p, country);
5419 }
5420 }
5421 ret = os_snprintf(buf, buflen, "%s\n", "OK");
5422 }
5423 return ret;
5424 }
5425 #endif /* ANDROID */
5426
5427
5428 static void wpa_supplicant_ctrl_iface_flush(struct wpa_supplicant *wpa_s)
5429 {
5430 wpa_dbg(wpa_s, MSG_DEBUG, "Flush all wpa_supplicant state");
5431
5432 #ifdef CONFIG_P2P
5433 wpas_p2p_stop_find(wpa_s);
5434 p2p_ctrl_flush(wpa_s);
5435 wpas_p2p_group_remove(wpa_s, "*");
5436 wpas_p2p_service_flush(wpa_s);
5437 wpa_s->global->p2p_disabled = 0;
5438 wpa_s->global->p2p_per_sta_psk = 0;
5439 wpa_s->conf->num_sec_device_types = 0;
5440 wpa_s->p2p_disable_ip_addr_req = 0;
5441 #endif /* CONFIG_P2P */
5442
5443 #ifdef CONFIG_WPS_TESTING
5444 wps_version_number = 0x20;
5445 wps_testing_dummy_cred = 0;
5446 wps_corrupt_pkhash = 0;
5447 #endif /* CONFIG_WPS_TESTING */
5448 #ifdef CONFIG_WPS
5449 wpa_s->wps_fragment_size = 0;
5450 wpas_wps_cancel(wpa_s);
5451 #endif /* CONFIG_WPS */
5452 wpa_s->after_wps = 0;
5453 wpa_s->known_wps_freq = 0;
5454
5455 #ifdef CONFIG_TDLS
5456 #ifdef CONFIG_TDLS_TESTING
5457 extern unsigned int tdls_testing;
5458 tdls_testing = 0;
5459 #endif /* CONFIG_TDLS_TESTING */
5460 wpa_drv_tdls_oper(wpa_s, TDLS_ENABLE, NULL);
5461 wpa_tdls_enable(wpa_s->wpa, 1);
5462 #endif /* CONFIG_TDLS */
5463
5464 eloop_cancel_timeout(wpa_supplicant_stop_countermeasures, wpa_s, NULL);
5465 wpa_supplicant_stop_countermeasures(wpa_s, NULL);
5466
5467 wpa_s->no_keep_alive = 0;
5468
5469 os_free(wpa_s->disallow_aps_bssid);
5470 wpa_s->disallow_aps_bssid = NULL;
5471 wpa_s->disallow_aps_bssid_count = 0;
5472 os_free(wpa_s->disallow_aps_ssid);
5473 wpa_s->disallow_aps_ssid = NULL;
5474 wpa_s->disallow_aps_ssid_count = 0;
5475
5476 wpa_s->set_sta_uapsd = 0;
5477 wpa_s->sta_uapsd = 0;
5478
5479 wpa_drv_radio_disable(wpa_s, 0);
5480
5481 wpa_bss_flush(wpa_s);
5482 wpa_blacklist_clear(wpa_s);
5483 wpa_s->extra_blacklist_count = 0;
5484 wpa_supplicant_ctrl_iface_remove_network(wpa_s, "all");
5485 wpa_supplicant_ctrl_iface_remove_cred(wpa_s, "all");
5486 wpa_config_flush_blobs(wpa_s->conf);
5487 wpa_s->conf->auto_interworking = 0;
5488 wpa_s->conf->okc = 0;
5489
5490 wpa_sm_set_param(wpa_s->wpa, RSNA_PMK_LIFETIME, 43200);
5491 wpa_sm_set_param(wpa_s->wpa, RSNA_PMK_REAUTH_THRESHOLD, 70);
5492 wpa_sm_set_param(wpa_s->wpa, RSNA_SA_TIMEOUT, 60);
5493 eapol_sm_notify_logoff(wpa_s->eapol, FALSE);
5494
5495 radio_remove_works(wpa_s, NULL, 1);
5496
5497 wpa_s->next_ssid = NULL;
5498 }
5499
5500
5501 static int wpas_ctrl_radio_work_show(struct wpa_supplicant *wpa_s,
5502 char *buf, size_t buflen)
5503 {
5504 struct wpa_radio_work *work;
5505 char *pos, *end;
5506 struct os_reltime now, diff;
5507
5508 pos = buf;
5509 end = buf + buflen;
5510
5511 os_get_reltime(&now);
5512
5513 dl_list_for_each(work, &wpa_s->radio->work, struct wpa_radio_work, list)
5514 {
5515 int ret;
5516
5517 os_reltime_sub(&now, &work->time, &diff);
5518 ret = os_snprintf(pos, end - pos, "%s@%s:%u:%u:%ld.%06ld\n",
5519 work->type, work->wpa_s->ifname, work->freq,
5520 work->started, diff.sec, diff.usec);
5521 if (ret < 0 || ret >= end - pos)
5522 break;
5523 pos += ret;
5524 }
5525
5526 return pos - buf;
5527 }
5528
5529
5530 static void wpas_ctrl_radio_work_timeout(void *eloop_ctx, void *timeout_ctx)
5531 {
5532 struct wpa_radio_work *work = eloop_ctx;
5533 struct wpa_external_work *ework = work->ctx;
5534
5535 wpa_dbg(work->wpa_s, MSG_DEBUG,
5536 "Timing out external radio work %u (%s)",
5537 ework->id, work->type);
5538 wpa_msg(work->wpa_s, MSG_INFO, EXT_RADIO_WORK_TIMEOUT "%u", ework->id);
5539 os_free(ework);
5540 radio_work_done(work);
5541 }
5542
5543
5544 static void wpas_ctrl_radio_work_cb(struct wpa_radio_work *work, int deinit)
5545 {
5546 struct wpa_external_work *ework = work->ctx;
5547
5548 if (deinit) {
5549 if (work->started)
5550 eloop_cancel_timeout(wpas_ctrl_radio_work_timeout,
5551 work, NULL);
5552
5553 os_free(ework);
5554 return;
5555 }
5556
5557 wpa_dbg(work->wpa_s, MSG_DEBUG, "Starting external radio work %u (%s)",
5558 ework->id, ework->type);
5559 wpa_msg(work->wpa_s, MSG_INFO, EXT_RADIO_WORK_START "%u", ework->id);
5560 if (!ework->timeout)
5561 ework->timeout = 10;
5562 eloop_register_timeout(ework->timeout, 0, wpas_ctrl_radio_work_timeout,
5563 work, NULL);
5564 }
5565
5566
5567 static int wpas_ctrl_radio_work_add(struct wpa_supplicant *wpa_s, char *cmd,
5568 char *buf, size_t buflen)
5569 {
5570 struct wpa_external_work *ework;
5571 char *pos, *pos2;
5572 size_t type_len;
5573 int ret;
5574 unsigned int freq = 0;
5575
5576 /* format: <name> [freq=<MHz>] [timeout=<seconds>] */
5577
5578 ework = os_zalloc(sizeof(*ework));
5579 if (ework == NULL)
5580 return -1;
5581
5582 pos = os_strchr(cmd, ' ');
5583 if (pos) {
5584 type_len = pos - cmd;
5585 pos++;
5586
5587 pos2 = os_strstr(pos, "freq=");
5588 if (pos2)
5589 freq = atoi(pos2 + 5);
5590
5591 pos2 = os_strstr(pos, "timeout=");
5592 if (pos2)
5593 ework->timeout = atoi(pos2 + 8);
5594 } else {
5595 type_len = os_strlen(cmd);
5596 }
5597 if (4 + type_len >= sizeof(ework->type))
5598 type_len = sizeof(ework->type) - 4 - 1;
5599 os_strlcpy(ework->type, "ext:", sizeof(ework->type));
5600 os_memcpy(ework->type + 4, cmd, type_len);
5601 ework->type[4 + type_len] = '\0';
5602
5603 wpa_s->ext_work_id++;
5604 if (wpa_s->ext_work_id == 0)
5605 wpa_s->ext_work_id++;
5606 ework->id = wpa_s->ext_work_id;
5607
5608 if (radio_add_work(wpa_s, freq, ework->type, 0, wpas_ctrl_radio_work_cb,
5609 ework) < 0) {
5610 os_free(ework);
5611 return -1;
5612 }
5613
5614 ret = os_snprintf(buf, buflen, "%u", ework->id);
5615 if (ret < 0 || (size_t) ret >= buflen)
5616 return -1;
5617 return ret;
5618 }
5619
5620
5621 static int wpas_ctrl_radio_work_done(struct wpa_supplicant *wpa_s, char *cmd)
5622 {
5623 struct wpa_radio_work *work;
5624 unsigned int id = atoi(cmd);
5625
5626 dl_list_for_each(work, &wpa_s->radio->work, struct wpa_radio_work, list)
5627 {
5628 struct wpa_external_work *ework;
5629
5630 if (os_strncmp(work->type, "ext:", 4) != 0)
5631 continue;
5632 ework = work->ctx;
5633 if (id && ework->id != id)
5634 continue;
5635 wpa_dbg(wpa_s, MSG_DEBUG,
5636 "Completed external radio work %u (%s)",
5637 ework->id, ework->type);
5638 eloop_cancel_timeout(wpas_ctrl_radio_work_timeout, work, NULL);
5639 os_free(ework);
5640 radio_work_done(work);
5641 return 3; /* "OK\n" */
5642 }
5643
5644 return -1;
5645 }
5646
5647
5648 static int wpas_ctrl_radio_work(struct wpa_supplicant *wpa_s, char *cmd,
5649 char *buf, size_t buflen)
5650 {
5651 if (os_strcmp(cmd, "show") == 0)
5652 return wpas_ctrl_radio_work_show(wpa_s, buf, buflen);
5653 if (os_strncmp(cmd, "add ", 4) == 0)
5654 return wpas_ctrl_radio_work_add(wpa_s, cmd + 4, buf, buflen);
5655 if (os_strncmp(cmd, "done ", 5) == 0)
5656 return wpas_ctrl_radio_work_done(wpa_s, cmd + 4);
5657 return -1;
5658 }
5659
5660
5661 void wpas_ctrl_radio_work_flush(struct wpa_supplicant *wpa_s)
5662 {
5663 struct wpa_radio_work *work, *tmp;
5664
5665 if (!wpa_s || !wpa_s->radio)
5666 return;
5667
5668 dl_list_for_each_safe(work, tmp, &wpa_s->radio->work,
5669 struct wpa_radio_work, list) {
5670 struct wpa_external_work *ework;
5671
5672 if (os_strncmp(work->type, "ext:", 4) != 0)
5673 continue;
5674 ework = work->ctx;
5675 wpa_dbg(wpa_s, MSG_DEBUG,
5676 "Flushing %sexternal radio work %u (%s)",
5677 work->started ? " started" : "", ework->id,
5678 ework->type);
5679 if (work->started)
5680 eloop_cancel_timeout(wpas_ctrl_radio_work_timeout,
5681 work, NULL);
5682 os_free(ework);
5683 radio_work_done(work);
5684 }
5685 }
5686
5687
5688 static void wpas_ctrl_eapol_response(void *eloop_ctx, void *timeout_ctx)
5689 {
5690 struct wpa_supplicant *wpa_s = eloop_ctx;
5691 eapol_sm_notify_ctrl_response(wpa_s->eapol);
5692 }
5693
5694
5695 static int set_scan_freqs(struct wpa_supplicant *wpa_s, char *val)
5696 {
5697 int *freqs = NULL;
5698
5699 freqs = freq_range_to_channel_list(wpa_s, val);
5700 if (freqs == NULL)
5701 return -1;
5702
5703 os_free(wpa_s->manual_scan_freqs);
5704 wpa_s->manual_scan_freqs = freqs;
5705
5706 return 0;
5707 }
5708
5709
5710 static void wpas_ctrl_scan(struct wpa_supplicant *wpa_s, char *params,
5711 char *reply, int reply_size, int *reply_len)
5712 {
5713 char *pos;
5714
5715 if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED) {
5716 *reply_len = -1;
5717 return;
5718 }
5719
5720 wpa_s->manual_scan_passive = 0;
5721 wpa_s->manual_scan_use_id = 0;
5722 wpa_s->manual_scan_only_new = 0;
5723
5724 if (params) {
5725 if (os_strncasecmp(params, "TYPE=ONLY", 9) == 0)
5726 wpa_s->scan_res_handler = scan_only_handler;
5727
5728 pos = os_strstr(params, "freq=");
5729 if (pos && set_scan_freqs(wpa_s, pos + 5) < 0) {
5730 *reply_len = -1;
5731 return;
5732 }
5733
5734 pos = os_strstr(params, "passive=");
5735 if (pos)
5736 wpa_s->manual_scan_passive = !!atoi(pos + 8);
5737
5738 pos = os_strstr(params, "use_id=");
5739 if (pos)
5740 wpa_s->manual_scan_use_id = atoi(pos + 7);
5741
5742 pos = os_strstr(params, "only_new=1");
5743 if (pos)
5744 wpa_s->manual_scan_only_new = 1;
5745 } else {
5746 os_free(wpa_s->manual_scan_freqs);
5747 wpa_s->manual_scan_freqs = NULL;
5748 if (wpa_s->scan_res_handler == scan_only_handler)
5749 wpa_s->scan_res_handler = NULL;
5750 }
5751
5752 if (!wpa_s->sched_scanning && !wpa_s->scanning &&
5753 ((wpa_s->wpa_state <= WPA_SCANNING) ||
5754 (wpa_s->wpa_state == WPA_COMPLETED))) {
5755 wpa_s->normal_scans = 0;
5756 wpa_s->scan_req = MANUAL_SCAN_REQ;
5757 wpa_s->after_wps = 0;
5758 wpa_s->known_wps_freq = 0;
5759 wpa_supplicant_req_scan(wpa_s, 0, 0);
5760 if (wpa_s->manual_scan_use_id) {
5761 wpa_s->manual_scan_id++;
5762 wpa_dbg(wpa_s, MSG_DEBUG, "Assigned scan id %u",
5763 wpa_s->manual_scan_id);
5764 *reply_len = os_snprintf(reply, reply_size, "%u\n",
5765 wpa_s->manual_scan_id);
5766 }
5767 } else if (wpa_s->sched_scanning) {
5768 wpa_printf(MSG_DEBUG, "Stop ongoing sched_scan to allow requested full scan to proceed");
5769 wpa_supplicant_cancel_sched_scan(wpa_s);
5770 wpa_s->scan_req = MANUAL_SCAN_REQ;
5771 wpa_supplicant_req_scan(wpa_s, 0, 0);
5772 if (wpa_s->manual_scan_use_id) {
5773 wpa_s->manual_scan_id++;
5774 *reply_len = os_snprintf(reply, reply_size, "%u\n",
5775 wpa_s->manual_scan_id);
5776 wpa_dbg(wpa_s, MSG_DEBUG, "Assigned scan id %u",
5777 wpa_s->manual_scan_id);
5778 }
5779 } else {
5780 wpa_printf(MSG_DEBUG, "Ongoing scan action - reject new request");
5781 *reply_len = os_snprintf(reply, reply_size, "FAIL-BUSY\n");
5782 }
5783 }
5784
5785
5786 char * wpa_supplicant_ctrl_iface_process(struct wpa_supplicant *wpa_s,
5787 char *buf, size_t *resp_len)
5788 {
5789 char *reply;
5790 const int reply_size = 4096;
5791 int reply_len;
5792
5793 if (os_strncmp(buf, WPA_CTRL_RSP, os_strlen(WPA_CTRL_RSP)) == 0 ||
5794 os_strncmp(buf, "SET_NETWORK ", 12) == 0) {
5795 if (wpa_debug_show_keys)
5796 wpa_dbg(wpa_s, MSG_DEBUG,
5797 "Control interface command '%s'", buf);
5798 else
5799 wpa_dbg(wpa_s, MSG_DEBUG,
5800 "Control interface command '%s [REMOVED]'",
5801 os_strncmp(buf, WPA_CTRL_RSP,
5802 os_strlen(WPA_CTRL_RSP)) == 0 ?
5803 WPA_CTRL_RSP : "SET_NETWORK");
5804 } else if (os_strncmp(buf, "WPS_NFC_TAG_READ", 16) == 0 ||
5805 os_strncmp(buf, "NFC_REPORT_HANDOVER", 19) == 0 ||
5806 os_strncmp(buf, "NFC_RX_HANDOVER_SEL", 19) == 0) {
5807 wpa_hexdump_ascii_key(MSG_DEBUG, "RX ctrl_iface",
5808 (const u8 *) buf, os_strlen(buf));
5809 } else {
5810 int level = MSG_DEBUG;
5811 if (os_strcmp(buf, "PING") == 0)
5812 level = MSG_EXCESSIVE;
5813 wpa_dbg(wpa_s, level, "Control interface command '%s'", buf);
5814 }
5815
5816 reply = os_malloc(reply_size);
5817 if (reply == NULL) {
5818 *resp_len = 1;
5819 return NULL;
5820 }
5821
5822 os_memcpy(reply, "OK\n", 3);
5823 reply_len = 3;
5824
5825 if (os_strcmp(buf, "PING") == 0) {
5826 os_memcpy(reply, "PONG\n", 5);
5827 reply_len = 5;
5828 } else if (os_strcmp(buf, "IFNAME") == 0) {
5829 reply_len = os_strlen(wpa_s->ifname);
5830 os_memcpy(reply, wpa_s->ifname, reply_len);
5831 } else if (os_strncmp(buf, "RELOG", 5) == 0) {
5832 if (wpa_debug_reopen_file() < 0)
5833 reply_len = -1;
5834 } else if (os_strncmp(buf, "NOTE ", 5) == 0) {
5835 wpa_printf(MSG_INFO, "NOTE: %s", buf + 5);
5836 } else if (os_strcmp(buf, "MIB") == 0) {
5837 reply_len = wpa_sm_get_mib(wpa_s->wpa, reply, reply_size);
5838 if (reply_len >= 0) {
5839 int res;
5840 res = eapol_sm_get_mib(wpa_s->eapol, reply + reply_len,
5841 reply_size - reply_len);
5842 if (res < 0)
5843 reply_len = -1;
5844 else
5845 reply_len += res;
5846 }
5847 } else if (os_strncmp(buf, "STATUS", 6) == 0) {
5848 reply_len = wpa_supplicant_ctrl_iface_status(
5849 wpa_s, buf + 6, reply, reply_size);
5850 } else if (os_strcmp(buf, "PMKSA") == 0) {
5851 reply_len = wpa_sm_pmksa_cache_list(wpa_s->wpa, reply,
5852 reply_size);
5853 } else if (os_strncmp(buf, "SET ", 4) == 0) {
5854 if (wpa_supplicant_ctrl_iface_set(wpa_s, buf + 4))
5855 reply_len = -1;
5856 } else if (os_strncmp(buf, "GET ", 4) == 0) {
5857 reply_len = wpa_supplicant_ctrl_iface_get(wpa_s, buf + 4,
5858 reply, reply_size);
5859 } else if (os_strcmp(buf, "LOGON") == 0) {
5860 eapol_sm_notify_logoff(wpa_s->eapol, FALSE);
5861 } else if (os_strcmp(buf, "LOGOFF") == 0) {
5862 eapol_sm_notify_logoff(wpa_s->eapol, TRUE);
5863 } else if (os_strcmp(buf, "REASSOCIATE") == 0) {
5864 if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED)
5865 reply_len = -1;
5866 else
5867 wpas_request_connection(wpa_s);
5868 } else if (os_strcmp(buf, "RECONNECT") == 0) {
5869 if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED)
5870 reply_len = -1;
5871 else if (wpa_s->disconnected)
5872 wpas_request_connection(wpa_s);
5873 #ifdef IEEE8021X_EAPOL
5874 } else if (os_strncmp(buf, "PREAUTH ", 8) == 0) {
5875 if (wpa_supplicant_ctrl_iface_preauth(wpa_s, buf + 8))
5876 reply_len = -1;
5877 #endif /* IEEE8021X_EAPOL */
5878 #ifdef CONFIG_PEERKEY
5879 } else if (os_strncmp(buf, "STKSTART ", 9) == 0) {
5880 if (wpa_supplicant_ctrl_iface_stkstart(wpa_s, buf + 9))
5881 reply_len = -1;
5882 #endif /* CONFIG_PEERKEY */
5883 #ifdef CONFIG_IEEE80211R
5884 } else if (os_strncmp(buf, "FT_DS ", 6) == 0) {
5885 if (wpa_supplicant_ctrl_iface_ft_ds(wpa_s, buf + 6))
5886 reply_len = -1;
5887 #endif /* CONFIG_IEEE80211R */
5888 #ifdef CONFIG_WPS
5889 } else if (os_strcmp(buf, "WPS_PBC") == 0) {
5890 int res = wpa_supplicant_ctrl_iface_wps_pbc(wpa_s, NULL);
5891 if (res == -2) {
5892 os_memcpy(reply, "FAIL-PBC-OVERLAP\n", 17);
5893 reply_len = 17;
5894 } else if (res)
5895 reply_len = -1;
5896 } else if (os_strncmp(buf, "WPS_PBC ", 8) == 0) {
5897 int res = wpa_supplicant_ctrl_iface_wps_pbc(wpa_s, buf + 8);
5898 if (res == -2) {
5899 os_memcpy(reply, "FAIL-PBC-OVERLAP\n", 17);
5900 reply_len = 17;
5901 } else if (res)
5902 reply_len = -1;
5903 } else if (os_strncmp(buf, "WPS_PIN ", 8) == 0) {
5904 reply_len = wpa_supplicant_ctrl_iface_wps_pin(wpa_s, buf + 8,
5905 reply,
5906 reply_size);
5907 } else if (os_strncmp(buf, "WPS_CHECK_PIN ", 14) == 0) {
5908 reply_len = wpa_supplicant_ctrl_iface_wps_check_pin(
5909 wpa_s, buf + 14, reply, reply_size);
5910 } else if (os_strcmp(buf, "WPS_CANCEL") == 0) {
5911 if (wpas_wps_cancel(wpa_s))
5912 reply_len = -1;
5913 #ifdef CONFIG_WPS_NFC
5914 } else if (os_strcmp(buf, "WPS_NFC") == 0) {
5915 if (wpa_supplicant_ctrl_iface_wps_nfc(wpa_s, NULL))
5916 reply_len = -1;
5917 } else if (os_strncmp(buf, "WPS_NFC ", 8) == 0) {
5918 if (wpa_supplicant_ctrl_iface_wps_nfc(wpa_s, buf + 8))
5919 reply_len = -1;
5920 } else if (os_strncmp(buf, "WPS_NFC_CONFIG_TOKEN ", 21) == 0) {
5921 reply_len = wpa_supplicant_ctrl_iface_wps_nfc_config_token(
5922 wpa_s, buf + 21, reply, reply_size);
5923 } else if (os_strncmp(buf, "WPS_NFC_TOKEN ", 14) == 0) {
5924 reply_len = wpa_supplicant_ctrl_iface_wps_nfc_token(
5925 wpa_s, buf + 14, reply, reply_size);
5926 } else if (os_strncmp(buf, "WPS_NFC_TAG_READ ", 17) == 0) {
5927 if (wpa_supplicant_ctrl_iface_wps_nfc_tag_read(wpa_s,
5928 buf + 17))
5929 reply_len = -1;
5930 } else if (os_strncmp(buf, "NFC_GET_HANDOVER_REQ ", 21) == 0) {
5931 reply_len = wpas_ctrl_nfc_get_handover_req(
5932 wpa_s, buf + 21, reply, reply_size);
5933 } else if (os_strncmp(buf, "NFC_GET_HANDOVER_SEL ", 21) == 0) {
5934 reply_len = wpas_ctrl_nfc_get_handover_sel(
5935 wpa_s, buf + 21, reply, reply_size);
5936 } else if (os_strncmp(buf, "NFC_RX_HANDOVER_SEL ", 20) == 0) {
5937 if (wpas_ctrl_nfc_rx_handover_sel(wpa_s, buf + 20))
5938 reply_len = -1;
5939 } else if (os_strncmp(buf, "NFC_REPORT_HANDOVER ", 20) == 0) {
5940 if (wpas_ctrl_nfc_report_handover(wpa_s, buf + 20))
5941 reply_len = -1;
5942 #endif /* CONFIG_WPS_NFC */
5943 } else if (os_strncmp(buf, "WPS_REG ", 8) == 0) {
5944 if (wpa_supplicant_ctrl_iface_wps_reg(wpa_s, buf + 8))
5945 reply_len = -1;
5946 #ifdef CONFIG_AP
5947 } else if (os_strncmp(buf, "WPS_AP_PIN ", 11) == 0) {
5948 reply_len = wpa_supplicant_ctrl_iface_wps_ap_pin(
5949 wpa_s, buf + 11, reply, reply_size);
5950 #endif /* CONFIG_AP */
5951 #ifdef CONFIG_WPS_ER
5952 } else if (os_strcmp(buf, "WPS_ER_START") == 0) {
5953 if (wpas_wps_er_start(wpa_s, NULL))
5954 reply_len = -1;
5955 } else if (os_strncmp(buf, "WPS_ER_START ", 13) == 0) {
5956 if (wpas_wps_er_start(wpa_s, buf + 13))
5957 reply_len = -1;
5958 } else if (os_strcmp(buf, "WPS_ER_STOP") == 0) {
5959 if (wpas_wps_er_stop(wpa_s))
5960 reply_len = -1;
5961 } else if (os_strncmp(buf, "WPS_ER_PIN ", 11) == 0) {
5962 if (wpa_supplicant_ctrl_iface_wps_er_pin(wpa_s, buf + 11))
5963 reply_len = -1;
5964 } else if (os_strncmp(buf, "WPS_ER_PBC ", 11) == 0) {
5965 int ret = wpas_wps_er_pbc(wpa_s, buf + 11);
5966 if (ret == -2) {
5967 os_memcpy(reply, "FAIL-PBC-OVERLAP\n", 17);
5968 reply_len = 17;
5969 } else if (ret == -3) {
5970 os_memcpy(reply, "FAIL-UNKNOWN-UUID\n", 18);
5971 reply_len = 18;
5972 } else if (ret == -4) {
5973 os_memcpy(reply, "FAIL-NO-AP-SETTINGS\n", 20);
5974 reply_len = 20;
5975 } else if (ret)
5976 reply_len = -1;
5977 } else if (os_strncmp(buf, "WPS_ER_LEARN ", 13) == 0) {
5978 if (wpa_supplicant_ctrl_iface_wps_er_learn(wpa_s, buf + 13))
5979 reply_len = -1;
5980 } else if (os_strncmp(buf, "WPS_ER_SET_CONFIG ", 18) == 0) {
5981 if (wpa_supplicant_ctrl_iface_wps_er_set_config(wpa_s,
5982 buf + 18))
5983 reply_len = -1;
5984 } else if (os_strncmp(buf, "WPS_ER_CONFIG ", 14) == 0) {
5985 if (wpa_supplicant_ctrl_iface_wps_er_config(wpa_s, buf + 14))
5986 reply_len = -1;
5987 #ifdef CONFIG_WPS_NFC
5988 } else if (os_strncmp(buf, "WPS_ER_NFC_CONFIG_TOKEN ", 24) == 0) {
5989 reply_len = wpa_supplicant_ctrl_iface_wps_er_nfc_config_token(
5990 wpa_s, buf + 24, reply, reply_size);
5991 #endif /* CONFIG_WPS_NFC */
5992 #endif /* CONFIG_WPS_ER */
5993 #endif /* CONFIG_WPS */
5994 #ifdef CONFIG_IBSS_RSN
5995 } else if (os_strncmp(buf, "IBSS_RSN ", 9) == 0) {
5996 if (wpa_supplicant_ctrl_iface_ibss_rsn(wpa_s, buf + 9))
5997 reply_len = -1;
5998 #endif /* CONFIG_IBSS_RSN */
5999 #ifdef CONFIG_P2P
6000 } else if (os_strncmp(buf, "P2P_FIND ", 9) == 0) {
6001 if (p2p_ctrl_find(wpa_s, buf + 9))
6002 reply_len = -1;
6003 } else if (os_strcmp(buf, "P2P_FIND") == 0) {
6004 if (p2p_ctrl_find(wpa_s, ""))
6005 reply_len = -1;
6006 } else if (os_strcmp(buf, "P2P_STOP_FIND") == 0) {
6007 wpas_p2p_stop_find(wpa_s);
6008 } else if (os_strncmp(buf, "P2P_CONNECT ", 12) == 0) {
6009 reply_len = p2p_ctrl_connect(wpa_s, buf + 12, reply,
6010 reply_size);
6011 } else if (os_strncmp(buf, "P2P_LISTEN ", 11) == 0) {
6012 if (p2p_ctrl_listen(wpa_s, buf + 11))
6013 reply_len = -1;
6014 } else if (os_strcmp(buf, "P2P_LISTEN") == 0) {
6015 if (p2p_ctrl_listen(wpa_s, ""))
6016 reply_len = -1;
6017 } else if (os_strncmp(buf, "P2P_GROUP_REMOVE ", 17) == 0) {
6018 if (wpas_p2p_group_remove(wpa_s, buf + 17))
6019 reply_len = -1;
6020 } else if (os_strcmp(buf, "P2P_GROUP_ADD") == 0) {
6021 if (wpas_p2p_group_add(wpa_s, 0, 0, 0, 0))
6022 reply_len = -1;
6023 } else if (os_strncmp(buf, "P2P_GROUP_ADD ", 14) == 0) {
6024 if (p2p_ctrl_group_add(wpa_s, buf + 14))
6025 reply_len = -1;
6026 } else if (os_strncmp(buf, "P2P_PROV_DISC ", 14) == 0) {
6027 if (p2p_ctrl_prov_disc(wpa_s, buf + 14))
6028 reply_len = -1;
6029 } else if (os_strcmp(buf, "P2P_GET_PASSPHRASE") == 0) {
6030 reply_len = p2p_get_passphrase(wpa_s, reply, reply_size);
6031 } else if (os_strncmp(buf, "P2P_SERV_DISC_REQ ", 18) == 0) {
6032 reply_len = p2p_ctrl_serv_disc_req(wpa_s, buf + 18, reply,
6033 reply_size);
6034 } else if (os_strncmp(buf, "P2P_SERV_DISC_CANCEL_REQ ", 25) == 0) {
6035 if (p2p_ctrl_serv_disc_cancel_req(wpa_s, buf + 25) < 0)
6036 reply_len = -1;
6037 } else if (os_strncmp(buf, "P2P_SERV_DISC_RESP ", 19) == 0) {
6038 if (p2p_ctrl_serv_disc_resp(wpa_s, buf + 19) < 0)
6039 reply_len = -1;
6040 } else if (os_strcmp(buf, "P2P_SERVICE_UPDATE") == 0) {
6041 wpas_p2p_sd_service_update(wpa_s);
6042 } else if (os_strncmp(buf, "P2P_SERV_DISC_EXTERNAL ", 23) == 0) {
6043 if (p2p_ctrl_serv_disc_external(wpa_s, buf + 23) < 0)
6044 reply_len = -1;
6045 } else if (os_strcmp(buf, "P2P_SERVICE_FLUSH") == 0) {
6046 wpas_p2p_service_flush(wpa_s);
6047 } else if (os_strncmp(buf, "P2P_SERVICE_ADD ", 16) == 0) {
6048 if (p2p_ctrl_service_add(wpa_s, buf + 16) < 0)
6049 reply_len = -1;
6050 } else if (os_strncmp(buf, "P2P_SERVICE_DEL ", 16) == 0) {
6051 if (p2p_ctrl_service_del(wpa_s, buf + 16) < 0)
6052 reply_len = -1;
6053 } else if (os_strncmp(buf, "P2P_REJECT ", 11) == 0) {
6054 if (p2p_ctrl_reject(wpa_s, buf + 11) < 0)
6055 reply_len = -1;
6056 } else if (os_strncmp(buf, "P2P_INVITE ", 11) == 0) {
6057 if (p2p_ctrl_invite(wpa_s, buf + 11) < 0)
6058 reply_len = -1;
6059 } else if (os_strncmp(buf, "P2P_PEER ", 9) == 0) {
6060 reply_len = p2p_ctrl_peer(wpa_s, buf + 9, reply,
6061 reply_size);
6062 } else if (os_strncmp(buf, "P2P_SET ", 8) == 0) {
6063 if (p2p_ctrl_set(wpa_s, buf + 8) < 0)
6064 reply_len = -1;
6065 } else if (os_strcmp(buf, "P2P_FLUSH") == 0) {
6066 p2p_ctrl_flush(wpa_s);
6067 } else if (os_strncmp(buf, "P2P_UNAUTHORIZE ", 16) == 0) {
6068 if (wpas_p2p_unauthorize(wpa_s, buf + 16) < 0)
6069 reply_len = -1;
6070 } else if (os_strcmp(buf, "P2P_CANCEL") == 0) {
6071 if (wpas_p2p_cancel(wpa_s))
6072 reply_len = -1;
6073 } else if (os_strncmp(buf, "P2P_PRESENCE_REQ ", 17) == 0) {
6074 if (p2p_ctrl_presence_req(wpa_s, buf + 17) < 0)
6075 reply_len = -1;
6076 } else if (os_strcmp(buf, "P2P_PRESENCE_REQ") == 0) {
6077 if (p2p_ctrl_presence_req(wpa_s, "") < 0)
6078 reply_len = -1;
6079 } else if (os_strncmp(buf, "P2P_EXT_LISTEN ", 15) == 0) {
6080 if (p2p_ctrl_ext_listen(wpa_s, buf + 15) < 0)
6081 reply_len = -1;
6082 } else if (os_strcmp(buf, "P2P_EXT_LISTEN") == 0) {
6083 if (p2p_ctrl_ext_listen(wpa_s, "") < 0)
6084 reply_len = -1;
6085 } else if (os_strncmp(buf, "P2P_REMOVE_CLIENT ", 18) == 0) {
6086 if (p2p_ctrl_remove_client(wpa_s, buf + 18) < 0)
6087 reply_len = -1;
6088 #endif /* CONFIG_P2P */
6089 #ifdef CONFIG_WIFI_DISPLAY
6090 } else if (os_strncmp(buf, "WFD_SUBELEM_SET ", 16) == 0) {
6091 if (wifi_display_subelem_set(wpa_s->global, buf + 16) < 0)
6092 reply_len = -1;
6093 } else if (os_strncmp(buf, "WFD_SUBELEM_GET ", 16) == 0) {
6094 reply_len = wifi_display_subelem_get(wpa_s->global, buf + 16,
6095 reply, reply_size);
6096 #endif /* CONFIG_WIFI_DISPLAY */
6097 #ifdef CONFIG_INTERWORKING
6098 } else if (os_strcmp(buf, "FETCH_ANQP") == 0) {
6099 if (interworking_fetch_anqp(wpa_s) < 0)
6100 reply_len = -1;
6101 } else if (os_strcmp(buf, "STOP_FETCH_ANQP") == 0) {
6102 interworking_stop_fetch_anqp(wpa_s);
6103 } else if (os_strcmp(buf, "INTERWORKING_SELECT") == 0) {
6104 if (ctrl_interworking_select(wpa_s, NULL) < 0)
6105 reply_len = -1;
6106 } else if (os_strncmp(buf, "INTERWORKING_SELECT ", 20) == 0) {
6107 if (ctrl_interworking_select(wpa_s, buf + 20) < 0)
6108 reply_len = -1;
6109 } else if (os_strncmp(buf, "INTERWORKING_CONNECT ", 21) == 0) {
6110 if (ctrl_interworking_connect(wpa_s, buf + 21) < 0)
6111 reply_len = -1;
6112 } else if (os_strncmp(buf, "ANQP_GET ", 9) == 0) {
6113 if (get_anqp(wpa_s, buf + 9) < 0)
6114 reply_len = -1;
6115 } else if (os_strncmp(buf, "GAS_REQUEST ", 12) == 0) {
6116 if (gas_request(wpa_s, buf + 12) < 0)
6117 reply_len = -1;
6118 } else if (os_strncmp(buf, "GAS_RESPONSE_GET ", 17) == 0) {
6119 reply_len = gas_response_get(wpa_s, buf + 17, reply,
6120 reply_size);
6121 #endif /* CONFIG_INTERWORKING */
6122 #ifdef CONFIG_HS20
6123 } else if (os_strncmp(buf, "HS20_ANQP_GET ", 14) == 0) {
6124 if (get_hs20_anqp(wpa_s, buf + 14) < 0)
6125 reply_len = -1;
6126 } else if (os_strncmp(buf, "HS20_GET_NAI_HOME_REALM_LIST ", 29) == 0) {
6127 if (hs20_get_nai_home_realm_list(wpa_s, buf + 29) < 0)
6128 reply_len = -1;
6129 } else if (os_strncmp(buf, "HS20_ICON_REQUEST ", 18) == 0) {
6130 if (hs20_icon_request(wpa_s, buf + 18) < 0)
6131 reply_len = -1;
6132 #endif /* CONFIG_HS20 */
6133 } else if (os_strncmp(buf, WPA_CTRL_RSP, os_strlen(WPA_CTRL_RSP)) == 0)
6134 {
6135 if (wpa_supplicant_ctrl_iface_ctrl_rsp(
6136 wpa_s, buf + os_strlen(WPA_CTRL_RSP)))
6137 reply_len = -1;
6138 else {
6139 /*
6140 * Notify response from timeout to allow the control
6141 * interface response to be sent first.
6142 */
6143 eloop_register_timeout(0, 0, wpas_ctrl_eapol_response,
6144 wpa_s, NULL);
6145 }
6146 } else if (os_strcmp(buf, "RECONFIGURE") == 0) {
6147 if (wpa_supplicant_reload_configuration(wpa_s))
6148 reply_len = -1;
6149 } else if (os_strcmp(buf, "TERMINATE") == 0) {
6150 wpa_supplicant_terminate_proc(wpa_s->global);
6151 } else if (os_strncmp(buf, "BSSID ", 6) == 0) {
6152 if (wpa_supplicant_ctrl_iface_bssid(wpa_s, buf + 6))
6153 reply_len = -1;
6154 } else if (os_strncmp(buf, "BLACKLIST", 9) == 0) {
6155 reply_len = wpa_supplicant_ctrl_iface_blacklist(
6156 wpa_s, buf + 9, reply, reply_size);
6157 } else if (os_strncmp(buf, "LOG_LEVEL", 9) == 0) {
6158 reply_len = wpa_supplicant_ctrl_iface_log_level(
6159 wpa_s, buf + 9, reply, reply_size);
6160 } else if (os_strcmp(buf, "LIST_NETWORKS") == 0) {
6161 reply_len = wpa_supplicant_ctrl_iface_list_networks(
6162 wpa_s, reply, reply_size);
6163 } else if (os_strcmp(buf, "DISCONNECT") == 0) {
6164 #ifdef CONFIG_SME
6165 wpa_s->sme.prev_bssid_set = 0;
6166 #endif /* CONFIG_SME */
6167 wpa_s->reassociate = 0;
6168 wpa_s->disconnected = 1;
6169 wpa_supplicant_cancel_sched_scan(wpa_s);
6170 wpa_supplicant_cancel_scan(wpa_s);
6171 wpa_supplicant_deauthenticate(wpa_s,
6172 WLAN_REASON_DEAUTH_LEAVING);
6173 } else if (os_strcmp(buf, "SCAN") == 0) {
6174 wpas_ctrl_scan(wpa_s, NULL, reply, reply_size, &reply_len);
6175 } else if (os_strncmp(buf, "SCAN ", 5) == 0) {
6176 wpas_ctrl_scan(wpa_s, buf + 5, reply, reply_size, &reply_len);
6177 } else if (os_strcmp(buf, "SCAN_RESULTS") == 0) {
6178 reply_len = wpa_supplicant_ctrl_iface_scan_results(
6179 wpa_s, reply, reply_size);
6180 } else if (os_strncmp(buf, "SELECT_NETWORK ", 15) == 0) {
6181 if (wpa_supplicant_ctrl_iface_select_network(wpa_s, buf + 15))
6182 reply_len = -1;
6183 } else if (os_strncmp(buf, "ENABLE_NETWORK ", 15) == 0) {
6184 if (wpa_supplicant_ctrl_iface_enable_network(wpa_s, buf + 15))
6185 reply_len = -1;
6186 } else if (os_strncmp(buf, "DISABLE_NETWORK ", 16) == 0) {
6187 if (wpa_supplicant_ctrl_iface_disable_network(wpa_s, buf + 16))
6188 reply_len = -1;
6189 } else if (os_strcmp(buf, "ADD_NETWORK") == 0) {
6190 reply_len = wpa_supplicant_ctrl_iface_add_network(
6191 wpa_s, reply, reply_size);
6192 } else if (os_strncmp(buf, "REMOVE_NETWORK ", 15) == 0) {
6193 if (wpa_supplicant_ctrl_iface_remove_network(wpa_s, buf + 15))
6194 reply_len = -1;
6195 } else if (os_strncmp(buf, "SET_NETWORK ", 12) == 0) {
6196 if (wpa_supplicant_ctrl_iface_set_network(wpa_s, buf + 12))
6197 reply_len = -1;
6198 } else if (os_strncmp(buf, "GET_NETWORK ", 12) == 0) {
6199 reply_len = wpa_supplicant_ctrl_iface_get_network(
6200 wpa_s, buf + 12, reply, reply_size);
6201 } else if (os_strcmp(buf, "LIST_CREDS") == 0) {
6202 reply_len = wpa_supplicant_ctrl_iface_list_creds(
6203 wpa_s, reply, reply_size);
6204 } else if (os_strcmp(buf, "ADD_CRED") == 0) {
6205 reply_len = wpa_supplicant_ctrl_iface_add_cred(
6206 wpa_s, reply, reply_size);
6207 } else if (os_strncmp(buf, "REMOVE_CRED ", 12) == 0) {
6208 if (wpa_supplicant_ctrl_iface_remove_cred(wpa_s, buf + 12))
6209 reply_len = -1;
6210 } else if (os_strncmp(buf, "SET_CRED ", 9) == 0) {
6211 if (wpa_supplicant_ctrl_iface_set_cred(wpa_s, buf + 9))
6212 reply_len = -1;
6213 #ifndef CONFIG_NO_CONFIG_WRITE
6214 } else if (os_strcmp(buf, "SAVE_CONFIG") == 0) {
6215 if (wpa_supplicant_ctrl_iface_save_config(wpa_s))
6216 reply_len = -1;
6217 #endif /* CONFIG_NO_CONFIG_WRITE */
6218 } else if (os_strncmp(buf, "GET_CAPABILITY ", 15) == 0) {
6219 reply_len = wpa_supplicant_ctrl_iface_get_capability(
6220 wpa_s, buf + 15, reply, reply_size);
6221 } else if (os_strncmp(buf, "AP_SCAN ", 8) == 0) {
6222 if (wpa_supplicant_ctrl_iface_ap_scan(wpa_s, buf + 8))
6223 reply_len = -1;
6224 } else if (os_strncmp(buf, "SCAN_INTERVAL ", 14) == 0) {
6225 if (wpa_supplicant_ctrl_iface_scan_interval(wpa_s, buf + 14))
6226 reply_len = -1;
6227 } else if (os_strcmp(buf, "INTERFACE_LIST") == 0) {
6228 reply_len = wpa_supplicant_global_iface_list(
6229 wpa_s->global, reply, reply_size);
6230 } else if (os_strcmp(buf, "INTERFACES") == 0) {
6231 reply_len = wpa_supplicant_global_iface_interfaces(
6232 wpa_s->global, reply, reply_size);
6233 } else if (os_strncmp(buf, "BSS ", 4) == 0) {
6234 reply_len = wpa_supplicant_ctrl_iface_bss(
6235 wpa_s, buf + 4, reply, reply_size);
6236 #ifdef CONFIG_AP
6237 } else if (os_strcmp(buf, "STA-FIRST") == 0) {
6238 reply_len = ap_ctrl_iface_sta_first(wpa_s, reply, reply_size);
6239 } else if (os_strncmp(buf, "STA ", 4) == 0) {
6240 reply_len = ap_ctrl_iface_sta(wpa_s, buf + 4, reply,
6241 reply_size);
6242 } else if (os_strncmp(buf, "STA-NEXT ", 9) == 0) {
6243 reply_len = ap_ctrl_iface_sta_next(wpa_s, buf + 9, reply,
6244 reply_size);
6245 } else if (os_strncmp(buf, "DEAUTHENTICATE ", 15) == 0) {
6246 if (ap_ctrl_iface_sta_deauthenticate(wpa_s, buf + 15))
6247 reply_len = -1;
6248 } else if (os_strncmp(buf, "DISASSOCIATE ", 13) == 0) {
6249 if (ap_ctrl_iface_sta_disassociate(wpa_s, buf + 13))
6250 reply_len = -1;
6251 } else if (os_strncmp(buf, "CHAN_SWITCH ", 12) == 0) {
6252 if (ap_ctrl_iface_chanswitch(wpa_s, buf + 12))
6253 reply_len = -1;
6254 #endif /* CONFIG_AP */
6255 } else if (os_strcmp(buf, "SUSPEND") == 0) {
6256 wpas_notify_suspend(wpa_s->global);
6257 } else if (os_strcmp(buf, "RESUME") == 0) {
6258 wpas_notify_resume(wpa_s->global);
6259 } else if (os_strcmp(buf, "DROP_SA") == 0) {
6260 wpa_supplicant_ctrl_iface_drop_sa(wpa_s);
6261 } else if (os_strncmp(buf, "ROAM ", 5) == 0) {
6262 if (wpa_supplicant_ctrl_iface_roam(wpa_s, buf + 5))
6263 reply_len = -1;
6264 } else if (os_strncmp(buf, "STA_AUTOCONNECT ", 16) == 0) {
6265 if (wpa_supplicant_ctrl_iface_sta_autoconnect(wpa_s, buf + 16))
6266 reply_len = -1;
6267 } else if (os_strncmp(buf, "BSS_EXPIRE_AGE ", 15) == 0) {
6268 if (wpa_supplicant_ctrl_iface_bss_expire_age(wpa_s, buf + 15))
6269 reply_len = -1;
6270 } else if (os_strncmp(buf, "BSS_EXPIRE_COUNT ", 17) == 0) {
6271 if (wpa_supplicant_ctrl_iface_bss_expire_count(wpa_s,
6272 buf + 17))
6273 reply_len = -1;
6274 } else if (os_strncmp(buf, "BSS_FLUSH ", 10) == 0) {
6275 if (wpa_supplicant_ctrl_iface_bss_flush(wpa_s, buf + 10))
6276 reply_len = -1;
6277 #ifdef CONFIG_TDLS
6278 } else if (os_strncmp(buf, "TDLS_DISCOVER ", 14) == 0) {
6279 if (wpa_supplicant_ctrl_iface_tdls_discover(wpa_s, buf + 14))
6280 reply_len = -1;
6281 } else if (os_strncmp(buf, "TDLS_SETUP ", 11) == 0) {
6282 if (wpa_supplicant_ctrl_iface_tdls_setup(wpa_s, buf + 11))
6283 reply_len = -1;
6284 } else if (os_strncmp(buf, "TDLS_TEARDOWN ", 14) == 0) {
6285 if (wpa_supplicant_ctrl_iface_tdls_teardown(wpa_s, buf + 14))
6286 reply_len = -1;
6287 #endif /* CONFIG_TDLS */
6288 } else if (os_strncmp(buf, "SIGNAL_POLL", 11) == 0) {
6289 reply_len = wpa_supplicant_signal_poll(wpa_s, reply,
6290 reply_size);
6291 } else if (os_strncmp(buf, "PKTCNT_POLL", 11) == 0) {
6292 reply_len = wpa_supplicant_pktcnt_poll(wpa_s, reply,
6293 reply_size);
6294 #ifdef CONFIG_AUTOSCAN
6295 } else if (os_strncmp(buf, "AUTOSCAN ", 9) == 0) {
6296 if (wpa_supplicant_ctrl_iface_autoscan(wpa_s, buf + 9))
6297 reply_len = -1;
6298 #endif /* CONFIG_AUTOSCAN */
6299 #ifdef ANDROID
6300 } else if (os_strncmp(buf, "DRIVER ", 7) == 0) {
6301 reply_len = wpa_supplicant_driver_cmd(wpa_s, buf + 7, reply,
6302 reply_size);
6303 #endif /* ANDROID */
6304 } else if (os_strcmp(buf, "REAUTHENTICATE") == 0) {
6305 pmksa_cache_clear_current(wpa_s->wpa);
6306 eapol_sm_request_reauth(wpa_s->eapol);
6307 #ifdef CONFIG_WNM
6308 } else if (os_strncmp(buf, "WNM_SLEEP ", 10) == 0) {
6309 if (wpas_ctrl_iface_wnm_sleep(wpa_s, buf + 10))
6310 reply_len = -1;
6311 } else if (os_strncmp(buf, "WNM_BSS_QUERY ", 10) == 0) {
6312 if (wpas_ctrl_iface_wnm_bss_query(wpa_s, buf + 10))
6313 reply_len = -1;
6314 #endif /* CONFIG_WNM */
6315 } else if (os_strcmp(buf, "FLUSH") == 0) {
6316 wpa_supplicant_ctrl_iface_flush(wpa_s);
6317 } else if (os_strncmp(buf, "RADIO_WORK ", 11) == 0) {
6318 reply_len = wpas_ctrl_radio_work(wpa_s, buf + 11, reply,
6319 reply_size);
6320 } else {
6321 os_memcpy(reply, "UNKNOWN COMMAND\n", 16);
6322 reply_len = 16;
6323 }
6324
6325 if (reply_len < 0) {
6326 os_memcpy(reply, "FAIL\n", 5);
6327 reply_len = 5;
6328 }
6329
6330 *resp_len = reply_len;
6331 return reply;
6332 }
6333
6334
6335 static int wpa_supplicant_global_iface_add(struct wpa_global *global,
6336 char *cmd)
6337 {
6338 struct wpa_interface iface;
6339 char *pos;
6340
6341 /*
6342 * <ifname>TAB<confname>TAB<driver>TAB<ctrl_interface>TAB<driver_param>
6343 * TAB<bridge_ifname>
6344 */
6345 wpa_printf(MSG_DEBUG, "CTRL_IFACE GLOBAL INTERFACE_ADD '%s'", cmd);
6346
6347 os_memset(&iface, 0, sizeof(iface));
6348
6349 do {
6350 iface.ifname = pos = cmd;
6351 pos = os_strchr(pos, '\t');
6352 if (pos)
6353 *pos++ = '\0';
6354 if (iface.ifname[0] == '\0')
6355 return -1;
6356 if (pos == NULL)
6357 break;
6358
6359 iface.confname = pos;
6360 pos = os_strchr(pos, '\t');
6361 if (pos)
6362 *pos++ = '\0';
6363 if (iface.confname[0] == '\0')
6364 iface.confname = NULL;
6365 if (pos == NULL)
6366 break;
6367
6368 iface.driver = pos;
6369 pos = os_strchr(pos, '\t');
6370 if (pos)
6371 *pos++ = '\0';
6372 if (iface.driver[0] == '\0')
6373 iface.driver = NULL;
6374 if (pos == NULL)
6375 break;
6376
6377 iface.ctrl_interface = pos;
6378 pos = os_strchr(pos, '\t');
6379 if (pos)
6380 *pos++ = '\0';
6381 if (iface.ctrl_interface[0] == '\0')
6382 iface.ctrl_interface = NULL;
6383 if (pos == NULL)
6384 break;
6385
6386 iface.driver_param = pos;
6387 pos = os_strchr(pos, '\t');
6388 if (pos)
6389 *pos++ = '\0';
6390 if (iface.driver_param[0] == '\0')
6391 iface.driver_param = NULL;
6392 if (pos == NULL)
6393 break;
6394
6395 iface.bridge_ifname = pos;
6396 pos = os_strchr(pos, '\t');
6397 if (pos)
6398 *pos++ = '\0';
6399 if (iface.bridge_ifname[0] == '\0')
6400 iface.bridge_ifname = NULL;
6401 if (pos == NULL)
6402 break;
6403 } while (0);
6404
6405 if (wpa_supplicant_get_iface(global, iface.ifname))
6406 return -1;
6407
6408 return wpa_supplicant_add_iface(global, &iface) ? 0 : -1;
6409 }
6410
6411
6412 static int wpa_supplicant_global_iface_remove(struct wpa_global *global,
6413 char *cmd)
6414 {
6415 struct wpa_supplicant *wpa_s;
6416
6417 wpa_printf(MSG_DEBUG, "CTRL_IFACE GLOBAL INTERFACE_REMOVE '%s'", cmd);
6418
6419 wpa_s = wpa_supplicant_get_iface(global, cmd);
6420 if (wpa_s == NULL)
6421 return -1;
6422 return wpa_supplicant_remove_iface(global, wpa_s, 0);
6423 }
6424
6425
6426 static void wpa_free_iface_info(struct wpa_interface_info *iface)
6427 {
6428 struct wpa_interface_info *prev;
6429
6430 while (iface) {
6431 prev = iface;
6432 iface = iface->next;
6433
6434 os_free(prev->ifname);
6435 os_free(prev->desc);
6436 os_free(prev);
6437 }
6438 }
6439
6440
6441 static int wpa_supplicant_global_iface_list(struct wpa_global *global,
6442 char *buf, int len)
6443 {
6444 int i, res;
6445 struct wpa_interface_info *iface = NULL, *last = NULL, *tmp;
6446 char *pos, *end;
6447
6448 for (i = 0; wpa_drivers[i]; i++) {
6449 struct wpa_driver_ops *drv = wpa_drivers[i];
6450 if (drv->get_interfaces == NULL)
6451 continue;
6452 tmp = drv->get_interfaces(global->drv_priv[i]);
6453 if (tmp == NULL)
6454 continue;
6455
6456 if (last == NULL)
6457 iface = last = tmp;
6458 else
6459 last->next = tmp;
6460 while (last->next)
6461 last = last->next;
6462 }
6463
6464 pos = buf;
6465 end = buf + len;
6466 for (tmp = iface; tmp; tmp = tmp->next) {
6467 res = os_snprintf(pos, end - pos, "%s\t%s\t%s\n",
6468 tmp->drv_name, tmp->ifname,
6469 tmp->desc ? tmp->desc : "");
6470 if (res < 0 || res >= end - pos) {
6471 *pos = '\0';
6472 break;
6473 }
6474 pos += res;
6475 }
6476
6477 wpa_free_iface_info(iface);
6478
6479 return pos - buf;
6480 }
6481
6482
6483 static int wpa_supplicant_global_iface_interfaces(struct wpa_global *global,
6484 char *buf, int len)
6485 {
6486 int res;
6487 char *pos, *end;
6488 struct wpa_supplicant *wpa_s;
6489
6490 wpa_s = global->ifaces;
6491 pos = buf;
6492 end = buf + len;
6493
6494 while (wpa_s) {
6495 res = os_snprintf(pos, end - pos, "%s\n", wpa_s->ifname);
6496 if (res < 0 || res >= end - pos) {
6497 *pos = '\0';
6498 break;
6499 }
6500 pos += res;
6501 wpa_s = wpa_s->next;
6502 }
6503 return pos - buf;
6504 }
6505
6506
6507 static char * wpas_global_ctrl_iface_ifname(struct wpa_global *global,
6508 const char *ifname,
6509 char *cmd, size_t *resp_len)
6510 {
6511 struct wpa_supplicant *wpa_s;
6512
6513 for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next) {
6514 if (os_strcmp(ifname, wpa_s->ifname) == 0)
6515 break;
6516 }
6517
6518 if (wpa_s == NULL) {
6519 char *resp = os_strdup("FAIL-NO-IFNAME-MATCH\n");
6520 if (resp)
6521 *resp_len = os_strlen(resp);
6522 else
6523 *resp_len = 1;
6524 return resp;
6525 }
6526
6527 return wpa_supplicant_ctrl_iface_process(wpa_s, cmd, resp_len);
6528 }
6529
6530
6531 static char * wpas_global_ctrl_iface_redir_p2p(struct wpa_global *global,
6532 char *buf, size_t *resp_len)
6533 {
6534 #ifdef CONFIG_P2P
6535 static const char * cmd[] = {
6536 "LIST_NETWORKS",
6537 "SAVE_CONFIG",
6538 "P2P_FIND",
6539 "P2P_STOP_FIND",
6540 "P2P_LISTEN",
6541 "P2P_GROUP_ADD",
6542 "P2P_GET_PASSPHRASE",
6543 "P2P_SERVICE_UPDATE",
6544 "P2P_SERVICE_FLUSH",
6545 "P2P_FLUSH",
6546 "P2P_CANCEL",
6547 "P2P_PRESENCE_REQ",
6548 "P2P_EXT_LISTEN",
6549 NULL
6550 };
6551 static const char * prefix[] = {
6552 #ifdef ANDROID
6553 "DRIVER ",
6554 #endif /* ANDROID */
6555 "GET_NETWORK ",
6556 "REMOVE_NETWORK ",
6557 "SET ",
6558 "P2P_FIND ",
6559 "P2P_CONNECT ",
6560 "P2P_LISTEN ",
6561 "P2P_GROUP_REMOVE ",
6562 "P2P_GROUP_ADD ",
6563 "P2P_PROV_DISC ",
6564 "P2P_SERV_DISC_REQ ",
6565 "P2P_SERV_DISC_CANCEL_REQ ",
6566 "P2P_SERV_DISC_RESP ",
6567 "P2P_SERV_DISC_EXTERNAL ",
6568 "P2P_SERVICE_ADD ",
6569 "P2P_SERVICE_DEL ",
6570 "P2P_REJECT ",
6571 "P2P_INVITE ",
6572 "P2P_PEER ",
6573 "P2P_SET ",
6574 "P2P_UNAUTHORIZE ",
6575 "P2P_PRESENCE_REQ ",
6576 "P2P_EXT_LISTEN ",
6577 "P2P_REMOVE_CLIENT ",
6578 NULL
6579 };
6580 int found = 0;
6581 int i;
6582
6583 if (global->p2p_init_wpa_s == NULL)
6584 return NULL;
6585
6586 for (i = 0; !found && cmd[i]; i++) {
6587 if (os_strcmp(buf, cmd[i]) == 0)
6588 found = 1;
6589 }
6590
6591 for (i = 0; !found && prefix[i]; i++) {
6592 if (os_strncmp(buf, prefix[i], os_strlen(prefix[i])) == 0)
6593 found = 1;
6594 }
6595
6596 if (found)
6597 return wpa_supplicant_ctrl_iface_process(global->p2p_init_wpa_s,
6598 buf, resp_len);
6599 #endif /* CONFIG_P2P */
6600 return NULL;
6601 }
6602
6603
6604 static char * wpas_global_ctrl_iface_redir_wfd(struct wpa_global *global,
6605 char *buf, size_t *resp_len)
6606 {
6607 #ifdef CONFIG_WIFI_DISPLAY
6608 if (global->p2p_init_wpa_s == NULL)
6609 return NULL;
6610 if (os_strncmp(buf, "WFD_SUBELEM_SET ", 16) == 0 ||
6611 os_strncmp(buf, "WFD_SUBELEM_GET ", 16) == 0)
6612 return wpa_supplicant_ctrl_iface_process(global->p2p_init_wpa_s,
6613 buf, resp_len);
6614 #endif /* CONFIG_WIFI_DISPLAY */
6615 return NULL;
6616 }
6617
6618
6619 static char * wpas_global_ctrl_iface_redir(struct wpa_global *global,
6620 char *buf, size_t *resp_len)
6621 {
6622 char *ret;
6623
6624 ret = wpas_global_ctrl_iface_redir_p2p(global, buf, resp_len);
6625 if (ret)
6626 return ret;
6627
6628 ret = wpas_global_ctrl_iface_redir_wfd(global, buf, resp_len);
6629 if (ret)
6630 return ret;
6631
6632 return NULL;
6633 }
6634
6635
6636 static int wpas_global_ctrl_iface_set(struct wpa_global *global, char *cmd)
6637 {
6638 char *value;
6639
6640 value = os_strchr(cmd, ' ');
6641 if (value == NULL)
6642 return -1;
6643 *value++ = '\0';
6644
6645 wpa_printf(MSG_DEBUG, "GLOBAL_CTRL_IFACE SET '%s'='%s'", cmd, value);
6646
6647 #ifdef CONFIG_WIFI_DISPLAY
6648 if (os_strcasecmp(cmd, "wifi_display") == 0) {
6649 wifi_display_enable(global, !!atoi(value));
6650 return 0;
6651 }
6652 #endif /* CONFIG_WIFI_DISPLAY */
6653
6654 return -1;
6655 }
6656
6657
6658 #ifndef CONFIG_NO_CONFIG_WRITE
6659 static int wpas_global_ctrl_iface_save_config(struct wpa_global *global)
6660 {
6661 int ret = 0;
6662 struct wpa_supplicant *wpa_s;
6663
6664 for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next) {
6665 if (!wpa_s->conf->update_config) {
6666 wpa_dbg(wpa_s, MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Not allowed to update configuration (update_config=0)");
6667 continue;
6668 }
6669
6670 if (wpa_config_write(wpa_s->confname, wpa_s->conf)) {
6671 wpa_dbg(wpa_s, MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Failed to update configuration");
6672 ret = 1;
6673 } else {
6674 wpa_dbg(wpa_s, MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Configuration updated");
6675 }
6676 }
6677
6678 return ret;
6679 }
6680 #endif /* CONFIG_NO_CONFIG_WRITE */
6681
6682
6683 static int wpas_global_ctrl_iface_status(struct wpa_global *global,
6684 char *buf, size_t buflen)
6685 {
6686 char *pos, *end;
6687 int ret;
6688 struct wpa_supplicant *wpa_s;
6689
6690 pos = buf;
6691 end = buf + buflen;
6692
6693 #ifdef CONFIG_P2P
6694 if (global->p2p && !global->p2p_disabled) {
6695 ret = os_snprintf(pos, end - pos, "p2p_device_address=" MACSTR
6696 "\n"
6697 "p2p_state=%s\n",
6698 MAC2STR(global->p2p_dev_addr),
6699 p2p_get_state_txt(global->p2p));
6700 if (ret < 0 || ret >= end - pos)
6701 return pos - buf;
6702 pos += ret;
6703 } else if (global->p2p) {
6704 ret = os_snprintf(pos, end - pos, "p2p_state=DISABLED\n");
6705 if (ret < 0 || ret >= end - pos)
6706 return pos - buf;
6707 pos += ret;
6708 }
6709 #endif /* CONFIG_P2P */
6710
6711 #ifdef CONFIG_WIFI_DISPLAY
6712 ret = os_snprintf(pos, end - pos, "wifi_display=%d\n",
6713 !!global->wifi_display);
6714 if (ret < 0 || ret >= end - pos)
6715 return pos - buf;
6716 pos += ret;
6717 #endif /* CONFIG_WIFI_DISPLAY */
6718
6719 for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next) {
6720 ret = os_snprintf(pos, end - pos, "ifname=%s\n"
6721 "address=" MACSTR "\n",
6722 wpa_s->ifname, MAC2STR(wpa_s->own_addr));
6723 if (ret < 0 || ret >= end - pos)
6724 return pos - buf;
6725 pos += ret;
6726 }
6727
6728 return pos - buf;
6729 }
6730
6731
6732 char * wpa_supplicant_global_ctrl_iface_process(struct wpa_global *global,
6733 char *buf, size_t *resp_len)
6734 {
6735 char *reply;
6736 const int reply_size = 2048;
6737 int reply_len;
6738 int level = MSG_DEBUG;
6739
6740 if (os_strncmp(buf, "IFNAME=", 7) == 0) {
6741 char *pos = os_strchr(buf + 7, ' ');
6742 if (pos) {
6743 *pos++ = '\0';
6744 return wpas_global_ctrl_iface_ifname(global,
6745 buf + 7, pos,
6746 resp_len);
6747 }
6748 }
6749
6750 reply = wpas_global_ctrl_iface_redir(global, buf, resp_len);
6751 if (reply)
6752 return reply;
6753
6754 if (os_strcmp(buf, "PING") == 0)
6755 level = MSG_EXCESSIVE;
6756 wpa_hexdump_ascii(level, "RX global ctrl_iface",
6757 (const u8 *) buf, os_strlen(buf));
6758
6759 reply = os_malloc(reply_size);
6760 if (reply == NULL) {
6761 *resp_len = 1;
6762 return NULL;
6763 }
6764
6765 os_memcpy(reply, "OK\n", 3);
6766 reply_len = 3;
6767
6768 if (os_strcmp(buf, "PING") == 0) {
6769 os_memcpy(reply, "PONG\n", 5);
6770 reply_len = 5;
6771 } else if (os_strncmp(buf, "INTERFACE_ADD ", 14) == 0) {
6772 if (wpa_supplicant_global_iface_add(global, buf + 14))
6773 reply_len = -1;
6774 } else if (os_strncmp(buf, "INTERFACE_REMOVE ", 17) == 0) {
6775 if (wpa_supplicant_global_iface_remove(global, buf + 17))
6776 reply_len = -1;
6777 } else if (os_strcmp(buf, "INTERFACE_LIST") == 0) {
6778 reply_len = wpa_supplicant_global_iface_list(
6779 global, reply, reply_size);
6780 } else if (os_strcmp(buf, "INTERFACES") == 0) {
6781 reply_len = wpa_supplicant_global_iface_interfaces(
6782 global, reply, reply_size);
6783 } else if (os_strcmp(buf, "TERMINATE") == 0) {
6784 wpa_supplicant_terminate_proc(global);
6785 } else if (os_strcmp(buf, "SUSPEND") == 0) {
6786 wpas_notify_suspend(global);
6787 } else if (os_strcmp(buf, "RESUME") == 0) {
6788 wpas_notify_resume(global);
6789 } else if (os_strncmp(buf, "SET ", 4) == 0) {
6790 if (wpas_global_ctrl_iface_set(global, buf + 4))
6791 reply_len = -1;
6792 #ifndef CONFIG_NO_CONFIG_WRITE
6793 } else if (os_strcmp(buf, "SAVE_CONFIG") == 0) {
6794 if (wpas_global_ctrl_iface_save_config(global))
6795 reply_len = -1;
6796 #endif /* CONFIG_NO_CONFIG_WRITE */
6797 } else if (os_strcmp(buf, "STATUS") == 0) {
6798 reply_len = wpas_global_ctrl_iface_status(global, reply,
6799 reply_size);
6800 #ifdef CONFIG_MODULE_TESTS
6801 } else if (os_strcmp(buf, "MODULE_TESTS") == 0) {
6802 int wpas_module_tests(void);
6803 if (wpas_module_tests() < 0)
6804 reply_len = -1;
6805 #endif /* CONFIG_MODULE_TESTS */
6806 } else {
6807 os_memcpy(reply, "UNKNOWN COMMAND\n", 16);
6808 reply_len = 16;
6809 }
6810
6811 if (reply_len < 0) {
6812 os_memcpy(reply, "FAIL\n", 5);
6813 reply_len = 5;
6814 }
6815
6816 *resp_len = reply_len;
6817 return reply;
6818 }
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