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HS 2.0: Extend ANQP_GET to accept Hotspot 2.0 subtypes
[thirdparty/hostap.git] / wpa_supplicant / ctrl_iface.c
1 /*
2 * WPA Supplicant / Control interface (shared code for all backends)
3 * Copyright (c) 2004-2014, Jouni Malinen <j@w1.fi>
4 *
5 * This software may be distributed under the terms of the BSD license.
6 * See README for more details.
7 */
8
9 #include "utils/includes.h"
10
11 #include "utils/common.h"
12 #include "utils/eloop.h"
13 #include "utils/uuid.h"
14 #include "common/version.h"
15 #include "common/ieee802_11_defs.h"
16 #include "common/ieee802_11_common.h"
17 #include "common/wpa_ctrl.h"
18 #include "eap_peer/eap.h"
19 #include "eapol_supp/eapol_supp_sm.h"
20 #include "rsn_supp/wpa.h"
21 #include "rsn_supp/preauth.h"
22 #include "rsn_supp/pmksa_cache.h"
23 #include "l2_packet/l2_packet.h"
24 #include "wps/wps.h"
25 #include "config.h"
26 #include "wpa_supplicant_i.h"
27 #include "driver_i.h"
28 #include "wps_supplicant.h"
29 #include "ibss_rsn.h"
30 #include "ap.h"
31 #include "p2p_supplicant.h"
32 #include "p2p/p2p.h"
33 #include "hs20_supplicant.h"
34 #include "wifi_display.h"
35 #include "notify.h"
36 #include "bss.h"
37 #include "scan.h"
38 #include "ctrl_iface.h"
39 #include "interworking.h"
40 #include "blacklist.h"
41 #include "autoscan.h"
42 #include "wnm_sta.h"
43 #include "offchannel.h"
44
45 static int wpa_supplicant_global_iface_list(struct wpa_global *global,
46 char *buf, int len);
47 static int wpa_supplicant_global_iface_interfaces(struct wpa_global *global,
48 char *buf, int len);
49 static int * freq_range_to_channel_list(struct wpa_supplicant *wpa_s,
50 char *val);
51
52 static int set_bssid_filter(struct wpa_supplicant *wpa_s, char *val)
53 {
54 char *pos;
55 u8 addr[ETH_ALEN], *filter = NULL, *n;
56 size_t count = 0;
57
58 pos = val;
59 while (pos) {
60 if (*pos == '\0')
61 break;
62 if (hwaddr_aton(pos, addr)) {
63 os_free(filter);
64 return -1;
65 }
66 n = os_realloc_array(filter, count + 1, ETH_ALEN);
67 if (n == NULL) {
68 os_free(filter);
69 return -1;
70 }
71 filter = n;
72 os_memcpy(filter + count * ETH_ALEN, addr, ETH_ALEN);
73 count++;
74
75 pos = os_strchr(pos, ' ');
76 if (pos)
77 pos++;
78 }
79
80 wpa_hexdump(MSG_DEBUG, "bssid_filter", filter, count * ETH_ALEN);
81 os_free(wpa_s->bssid_filter);
82 wpa_s->bssid_filter = filter;
83 wpa_s->bssid_filter_count = count;
84
85 return 0;
86 }
87
88
89 static int set_disallow_aps(struct wpa_supplicant *wpa_s, char *val)
90 {
91 char *pos;
92 u8 addr[ETH_ALEN], *bssid = NULL, *n;
93 struct wpa_ssid_value *ssid = NULL, *ns;
94 size_t count = 0, ssid_count = 0;
95 struct wpa_ssid *c;
96
97 /*
98 * disallow_list ::= <ssid_spec> | <bssid_spec> | <disallow_list> | ""
99 * SSID_SPEC ::= ssid <SSID_HEX>
100 * BSSID_SPEC ::= bssid <BSSID_HEX>
101 */
102
103 pos = val;
104 while (pos) {
105 if (*pos == '\0')
106 break;
107 if (os_strncmp(pos, "bssid ", 6) == 0) {
108 int res;
109 pos += 6;
110 res = hwaddr_aton2(pos, addr);
111 if (res < 0) {
112 os_free(ssid);
113 os_free(bssid);
114 wpa_printf(MSG_DEBUG, "Invalid disallow_aps "
115 "BSSID value '%s'", pos);
116 return -1;
117 }
118 pos += res;
119 n = os_realloc_array(bssid, count + 1, ETH_ALEN);
120 if (n == NULL) {
121 os_free(ssid);
122 os_free(bssid);
123 return -1;
124 }
125 bssid = n;
126 os_memcpy(bssid + count * ETH_ALEN, addr, ETH_ALEN);
127 count++;
128 } else if (os_strncmp(pos, "ssid ", 5) == 0) {
129 char *end;
130 pos += 5;
131
132 end = pos;
133 while (*end) {
134 if (*end == '\0' || *end == ' ')
135 break;
136 end++;
137 }
138
139 ns = os_realloc_array(ssid, ssid_count + 1,
140 sizeof(struct wpa_ssid_value));
141 if (ns == NULL) {
142 os_free(ssid);
143 os_free(bssid);
144 return -1;
145 }
146 ssid = ns;
147
148 if ((end - pos) & 0x01 || end - pos > 2 * 32 ||
149 hexstr2bin(pos, ssid[ssid_count].ssid,
150 (end - pos) / 2) < 0) {
151 os_free(ssid);
152 os_free(bssid);
153 wpa_printf(MSG_DEBUG, "Invalid disallow_aps "
154 "SSID value '%s'", pos);
155 return -1;
156 }
157 ssid[ssid_count].ssid_len = (end - pos) / 2;
158 wpa_hexdump_ascii(MSG_DEBUG, "disallow_aps SSID",
159 ssid[ssid_count].ssid,
160 ssid[ssid_count].ssid_len);
161 ssid_count++;
162 pos = end;
163 } else {
164 wpa_printf(MSG_DEBUG, "Unexpected disallow_aps value "
165 "'%s'", pos);
166 os_free(ssid);
167 os_free(bssid);
168 return -1;
169 }
170
171 pos = os_strchr(pos, ' ');
172 if (pos)
173 pos++;
174 }
175
176 wpa_hexdump(MSG_DEBUG, "disallow_aps_bssid", bssid, count * ETH_ALEN);
177 os_free(wpa_s->disallow_aps_bssid);
178 wpa_s->disallow_aps_bssid = bssid;
179 wpa_s->disallow_aps_bssid_count = count;
180
181 wpa_printf(MSG_DEBUG, "disallow_aps_ssid_count %d", (int) ssid_count);
182 os_free(wpa_s->disallow_aps_ssid);
183 wpa_s->disallow_aps_ssid = ssid;
184 wpa_s->disallow_aps_ssid_count = ssid_count;
185
186 if (!wpa_s->current_ssid || wpa_s->wpa_state < WPA_AUTHENTICATING)
187 return 0;
188
189 c = wpa_s->current_ssid;
190 if (c->mode != WPAS_MODE_INFRA && c->mode != WPAS_MODE_IBSS)
191 return 0;
192
193 if (!disallowed_bssid(wpa_s, wpa_s->bssid) &&
194 !disallowed_ssid(wpa_s, c->ssid, c->ssid_len))
195 return 0;
196
197 wpa_printf(MSG_DEBUG, "Disconnect and try to find another network "
198 "because current AP was marked disallowed");
199
200 #ifdef CONFIG_SME
201 wpa_s->sme.prev_bssid_set = 0;
202 #endif /* CONFIG_SME */
203 wpa_s->reassociate = 1;
204 wpa_supplicant_deauthenticate(wpa_s, WLAN_REASON_DEAUTH_LEAVING);
205 wpa_supplicant_req_scan(wpa_s, 0, 0);
206
207 return 0;
208 }
209
210
211 #ifndef CONFIG_NO_CONFIG_BLOBS
212 static int wpas_ctrl_set_blob(struct wpa_supplicant *wpa_s, char *pos)
213 {
214 char *name = pos;
215 struct wpa_config_blob *blob;
216 size_t len;
217
218 pos = os_strchr(pos, ' ');
219 if (pos == NULL)
220 return -1;
221 *pos++ = '\0';
222 len = os_strlen(pos);
223 if (len & 1)
224 return -1;
225
226 wpa_printf(MSG_DEBUG, "CTRL: Set blob '%s'", name);
227 blob = os_zalloc(sizeof(*blob));
228 if (blob == NULL)
229 return -1;
230 blob->name = os_strdup(name);
231 blob->data = os_malloc(len / 2);
232 if (blob->name == NULL || blob->data == NULL) {
233 wpa_config_free_blob(blob);
234 return -1;
235 }
236
237 if (hexstr2bin(pos, blob->data, len / 2) < 0) {
238 wpa_printf(MSG_DEBUG, "CTRL: Invalid blob hex data");
239 wpa_config_free_blob(blob);
240 return -1;
241 }
242 blob->len = len / 2;
243
244 wpa_config_set_blob(wpa_s->conf, blob);
245
246 return 0;
247 }
248 #endif /* CONFIG_NO_CONFIG_BLOBS */
249
250
251 static int wpas_ctrl_pno(struct wpa_supplicant *wpa_s, char *cmd)
252 {
253 char *params;
254 char *pos;
255 int *freqs = NULL;
256 int ret;
257
258 if (atoi(cmd)) {
259 params = os_strchr(cmd, ' ');
260 os_free(wpa_s->manual_sched_scan_freqs);
261 if (params) {
262 params++;
263 pos = os_strstr(params, "freq=");
264 if (pos)
265 freqs = freq_range_to_channel_list(wpa_s,
266 pos + 5);
267 }
268 wpa_s->manual_sched_scan_freqs = freqs;
269 ret = wpas_start_pno(wpa_s);
270 } else {
271 ret = wpas_stop_pno(wpa_s);
272 }
273 return ret;
274 }
275
276
277 static int wpa_supplicant_ctrl_iface_set(struct wpa_supplicant *wpa_s,
278 char *cmd)
279 {
280 char *value;
281 int ret = 0;
282
283 value = os_strchr(cmd, ' ');
284 if (value == NULL)
285 return -1;
286 *value++ = '\0';
287
288 wpa_printf(MSG_DEBUG, "CTRL_IFACE SET '%s'='%s'", cmd, value);
289 if (os_strcasecmp(cmd, "EAPOL::heldPeriod") == 0) {
290 eapol_sm_configure(wpa_s->eapol,
291 atoi(value), -1, -1, -1);
292 } else if (os_strcasecmp(cmd, "EAPOL::authPeriod") == 0) {
293 eapol_sm_configure(wpa_s->eapol,
294 -1, atoi(value), -1, -1);
295 } else if (os_strcasecmp(cmd, "EAPOL::startPeriod") == 0) {
296 eapol_sm_configure(wpa_s->eapol,
297 -1, -1, atoi(value), -1);
298 } else if (os_strcasecmp(cmd, "EAPOL::maxStart") == 0) {
299 eapol_sm_configure(wpa_s->eapol,
300 -1, -1, -1, atoi(value));
301 } else if (os_strcasecmp(cmd, "dot11RSNAConfigPMKLifetime") == 0) {
302 if (wpa_sm_set_param(wpa_s->wpa, RSNA_PMK_LIFETIME,
303 atoi(value)))
304 ret = -1;
305 } else if (os_strcasecmp(cmd, "dot11RSNAConfigPMKReauthThreshold") ==
306 0) {
307 if (wpa_sm_set_param(wpa_s->wpa, RSNA_PMK_REAUTH_THRESHOLD,
308 atoi(value)))
309 ret = -1;
310 } else if (os_strcasecmp(cmd, "dot11RSNAConfigSATimeout") == 0) {
311 if (wpa_sm_set_param(wpa_s->wpa, RSNA_SA_TIMEOUT, atoi(value)))
312 ret = -1;
313 } else if (os_strcasecmp(cmd, "wps_fragment_size") == 0) {
314 wpa_s->wps_fragment_size = atoi(value);
315 #ifdef CONFIG_WPS_TESTING
316 } else if (os_strcasecmp(cmd, "wps_version_number") == 0) {
317 long int val;
318 val = strtol(value, NULL, 0);
319 if (val < 0 || val > 0xff) {
320 ret = -1;
321 wpa_printf(MSG_DEBUG, "WPS: Invalid "
322 "wps_version_number %ld", val);
323 } else {
324 wps_version_number = val;
325 wpa_printf(MSG_DEBUG, "WPS: Testing - force WPS "
326 "version %u.%u",
327 (wps_version_number & 0xf0) >> 4,
328 wps_version_number & 0x0f);
329 }
330 } else if (os_strcasecmp(cmd, "wps_testing_dummy_cred") == 0) {
331 wps_testing_dummy_cred = atoi(value);
332 wpa_printf(MSG_DEBUG, "WPS: Testing - dummy_cred=%d",
333 wps_testing_dummy_cred);
334 } else if (os_strcasecmp(cmd, "wps_corrupt_pkhash") == 0) {
335 wps_corrupt_pkhash = atoi(value);
336 wpa_printf(MSG_DEBUG, "WPS: Testing - wps_corrupt_pkhash=%d",
337 wps_corrupt_pkhash);
338 #endif /* CONFIG_WPS_TESTING */
339 } else if (os_strcasecmp(cmd, "ampdu") == 0) {
340 if (wpa_drv_ampdu(wpa_s, atoi(value)) < 0)
341 ret = -1;
342 #ifdef CONFIG_TDLS
343 #ifdef CONFIG_TDLS_TESTING
344 } else if (os_strcasecmp(cmd, "tdls_testing") == 0) {
345 extern unsigned int tdls_testing;
346 tdls_testing = strtol(value, NULL, 0);
347 wpa_printf(MSG_DEBUG, "TDLS: tdls_testing=0x%x", tdls_testing);
348 #endif /* CONFIG_TDLS_TESTING */
349 } else if (os_strcasecmp(cmd, "tdls_disabled") == 0) {
350 int disabled = atoi(value);
351 wpa_printf(MSG_DEBUG, "TDLS: tdls_disabled=%d", disabled);
352 if (disabled) {
353 if (wpa_drv_tdls_oper(wpa_s, TDLS_DISABLE, NULL) < 0)
354 ret = -1;
355 } else if (wpa_drv_tdls_oper(wpa_s, TDLS_ENABLE, NULL) < 0)
356 ret = -1;
357 wpa_tdls_enable(wpa_s->wpa, !disabled);
358 #endif /* CONFIG_TDLS */
359 } else if (os_strcasecmp(cmd, "pno") == 0) {
360 ret = wpas_ctrl_pno(wpa_s, value);
361 } else if (os_strcasecmp(cmd, "radio_disabled") == 0) {
362 int disabled = atoi(value);
363 if (wpa_drv_radio_disable(wpa_s, disabled) < 0)
364 ret = -1;
365 else if (disabled)
366 wpa_supplicant_set_state(wpa_s, WPA_INACTIVE);
367 } else if (os_strcasecmp(cmd, "uapsd") == 0) {
368 if (os_strcmp(value, "disable") == 0)
369 wpa_s->set_sta_uapsd = 0;
370 else {
371 int be, bk, vi, vo;
372 char *pos;
373 /* format: BE,BK,VI,VO;max SP Length */
374 be = atoi(value);
375 pos = os_strchr(value, ',');
376 if (pos == NULL)
377 return -1;
378 pos++;
379 bk = atoi(pos);
380 pos = os_strchr(pos, ',');
381 if (pos == NULL)
382 return -1;
383 pos++;
384 vi = atoi(pos);
385 pos = os_strchr(pos, ',');
386 if (pos == NULL)
387 return -1;
388 pos++;
389 vo = atoi(pos);
390 /* ignore max SP Length for now */
391
392 wpa_s->set_sta_uapsd = 1;
393 wpa_s->sta_uapsd = 0;
394 if (be)
395 wpa_s->sta_uapsd |= BIT(0);
396 if (bk)
397 wpa_s->sta_uapsd |= BIT(1);
398 if (vi)
399 wpa_s->sta_uapsd |= BIT(2);
400 if (vo)
401 wpa_s->sta_uapsd |= BIT(3);
402 }
403 } else if (os_strcasecmp(cmd, "ps") == 0) {
404 ret = wpa_drv_set_p2p_powersave(wpa_s, atoi(value), -1, -1);
405 #ifdef CONFIG_WIFI_DISPLAY
406 } else if (os_strcasecmp(cmd, "wifi_display") == 0) {
407 int enabled = !!atoi(value);
408 if (enabled && !wpa_s->global->p2p)
409 ret = -1;
410 else
411 wifi_display_enable(wpa_s->global, enabled);
412 #endif /* CONFIG_WIFI_DISPLAY */
413 } else if (os_strcasecmp(cmd, "bssid_filter") == 0) {
414 ret = set_bssid_filter(wpa_s, value);
415 } else if (os_strcasecmp(cmd, "disallow_aps") == 0) {
416 ret = set_disallow_aps(wpa_s, value);
417 } else if (os_strcasecmp(cmd, "no_keep_alive") == 0) {
418 wpa_s->no_keep_alive = !!atoi(value);
419 #ifdef CONFIG_TESTING_OPTIONS
420 } else if (os_strcasecmp(cmd, "ext_mgmt_frame_handling") == 0) {
421 wpa_s->ext_mgmt_frame_handling = !!atoi(value);
422 #endif /* CONFIG_TESTING_OPTIONS */
423 #ifndef CONFIG_NO_CONFIG_BLOBS
424 } else if (os_strcmp(cmd, "blob") == 0) {
425 ret = wpas_ctrl_set_blob(wpa_s, value);
426 #endif /* CONFIG_NO_CONFIG_BLOBS */
427 } else {
428 value[-1] = '=';
429 ret = wpa_config_process_global(wpa_s->conf, cmd, -1);
430 if (ret == 0)
431 wpa_supplicant_update_config(wpa_s);
432 }
433
434 return ret;
435 }
436
437
438 static int wpa_supplicant_ctrl_iface_get(struct wpa_supplicant *wpa_s,
439 char *cmd, char *buf, size_t buflen)
440 {
441 int res = -1;
442
443 wpa_printf(MSG_DEBUG, "CTRL_IFACE GET '%s'", cmd);
444
445 if (os_strcmp(cmd, "version") == 0) {
446 res = os_snprintf(buf, buflen, "%s", VERSION_STR);
447 } else if (os_strcasecmp(cmd, "country") == 0) {
448 if (wpa_s->conf->country[0] && wpa_s->conf->country[1])
449 res = os_snprintf(buf, buflen, "%c%c",
450 wpa_s->conf->country[0],
451 wpa_s->conf->country[1]);
452 #ifdef CONFIG_WIFI_DISPLAY
453 } else if (os_strcasecmp(cmd, "wifi_display") == 0) {
454 int enabled;
455 if (wpa_s->global->p2p == NULL ||
456 wpa_s->global->p2p_disabled)
457 enabled = 0;
458 else
459 enabled = wpa_s->global->wifi_display;
460 res = os_snprintf(buf, buflen, "%d", enabled);
461 if (res < 0 || (unsigned int) res >= buflen)
462 return -1;
463 return res;
464 #endif /* CONFIG_WIFI_DISPLAY */
465 #ifdef CONFIG_TESTING_GET_GTK
466 } else if (os_strcmp(cmd, "gtk") == 0) {
467 if (wpa_s->last_gtk_len == 0)
468 return -1;
469 res = wpa_snprintf_hex(buf, buflen, wpa_s->last_gtk,
470 wpa_s->last_gtk_len);
471 return res;
472 #endif /* CONFIG_TESTING_GET_GTK */
473 }
474
475 if (res < 0 || (unsigned int) res >= buflen)
476 return -1;
477 return res;
478 }
479
480
481 #ifdef IEEE8021X_EAPOL
482 static int wpa_supplicant_ctrl_iface_preauth(struct wpa_supplicant *wpa_s,
483 char *addr)
484 {
485 u8 bssid[ETH_ALEN];
486 struct wpa_ssid *ssid = wpa_s->current_ssid;
487
488 if (hwaddr_aton(addr, bssid)) {
489 wpa_printf(MSG_DEBUG, "CTRL_IFACE PREAUTH: invalid address "
490 "'%s'", addr);
491 return -1;
492 }
493
494 wpa_printf(MSG_DEBUG, "CTRL_IFACE PREAUTH " MACSTR, MAC2STR(bssid));
495 rsn_preauth_deinit(wpa_s->wpa);
496 if (rsn_preauth_init(wpa_s->wpa, bssid, ssid ? &ssid->eap : NULL))
497 return -1;
498
499 return 0;
500 }
501 #endif /* IEEE8021X_EAPOL */
502
503
504 #ifdef CONFIG_PEERKEY
505 /* MLME-STKSTART.request(peer) */
506 static int wpa_supplicant_ctrl_iface_stkstart(
507 struct wpa_supplicant *wpa_s, char *addr)
508 {
509 u8 peer[ETH_ALEN];
510
511 if (hwaddr_aton(addr, peer)) {
512 wpa_printf(MSG_DEBUG, "CTRL_IFACE STKSTART: invalid "
513 "address '%s'", addr);
514 return -1;
515 }
516
517 wpa_printf(MSG_DEBUG, "CTRL_IFACE STKSTART " MACSTR,
518 MAC2STR(peer));
519
520 return wpa_sm_stkstart(wpa_s->wpa, peer);
521 }
522 #endif /* CONFIG_PEERKEY */
523
524
525 #ifdef CONFIG_TDLS
526
527 static int wpa_supplicant_ctrl_iface_tdls_discover(
528 struct wpa_supplicant *wpa_s, char *addr)
529 {
530 u8 peer[ETH_ALEN];
531 int ret;
532
533 if (hwaddr_aton(addr, peer)) {
534 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_DISCOVER: invalid "
535 "address '%s'", addr);
536 return -1;
537 }
538
539 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_DISCOVER " MACSTR,
540 MAC2STR(peer));
541
542 if (wpa_tdls_is_external_setup(wpa_s->wpa))
543 ret = wpa_tdls_send_discovery_request(wpa_s->wpa, peer);
544 else
545 ret = wpa_drv_tdls_oper(wpa_s, TDLS_DISCOVERY_REQ, peer);
546
547 return ret;
548 }
549
550
551 static int wpa_supplicant_ctrl_iface_tdls_setup(
552 struct wpa_supplicant *wpa_s, char *addr)
553 {
554 u8 peer[ETH_ALEN];
555 int ret;
556
557 if (hwaddr_aton(addr, peer)) {
558 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_SETUP: invalid "
559 "address '%s'", addr);
560 return -1;
561 }
562
563 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_SETUP " MACSTR,
564 MAC2STR(peer));
565
566 if ((wpa_s->conf->tdls_external_control) &&
567 wpa_tdls_is_external_setup(wpa_s->wpa))
568 return wpa_drv_tdls_oper(wpa_s, TDLS_SETUP, peer);
569
570 wpa_tdls_remove(wpa_s->wpa, peer);
571
572 if (wpa_tdls_is_external_setup(wpa_s->wpa))
573 ret = wpa_tdls_start(wpa_s->wpa, peer);
574 else
575 ret = wpa_drv_tdls_oper(wpa_s, TDLS_SETUP, peer);
576
577 return ret;
578 }
579
580
581 static int wpa_supplicant_ctrl_iface_tdls_teardown(
582 struct wpa_supplicant *wpa_s, char *addr)
583 {
584 u8 peer[ETH_ALEN];
585 int ret;
586
587 if (hwaddr_aton(addr, peer)) {
588 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_TEARDOWN: invalid "
589 "address '%s'", addr);
590 return -1;
591 }
592
593 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_TEARDOWN " MACSTR,
594 MAC2STR(peer));
595
596 if ((wpa_s->conf->tdls_external_control) &&
597 wpa_tdls_is_external_setup(wpa_s->wpa))
598 return wpa_drv_tdls_oper(wpa_s, TDLS_TEARDOWN, peer);
599
600 if (wpa_tdls_is_external_setup(wpa_s->wpa))
601 ret = wpa_tdls_teardown_link(
602 wpa_s->wpa, peer,
603 WLAN_REASON_TDLS_TEARDOWN_UNSPECIFIED);
604 else
605 ret = wpa_drv_tdls_oper(wpa_s, TDLS_TEARDOWN, peer);
606
607 return ret;
608 }
609
610
611 static int ctrl_iface_get_capability_tdls(
612 struct wpa_supplicant *wpa_s, char *buf, size_t buflen)
613 {
614 int ret;
615
616 ret = os_snprintf(buf, buflen, "%s\n",
617 wpa_s->drv_flags & WPA_DRIVER_FLAGS_TDLS_SUPPORT ?
618 (wpa_s->drv_flags &
619 WPA_DRIVER_FLAGS_TDLS_EXTERNAL_SETUP ?
620 "EXTERNAL" : "INTERNAL") : "UNSUPPORTED");
621 if (ret < 0 || (size_t) ret > buflen)
622 return -1;
623 return ret;
624 }
625
626 #endif /* CONFIG_TDLS */
627
628
629 #ifdef CONFIG_IEEE80211R
630 static int wpa_supplicant_ctrl_iface_ft_ds(
631 struct wpa_supplicant *wpa_s, char *addr)
632 {
633 u8 target_ap[ETH_ALEN];
634 struct wpa_bss *bss;
635 const u8 *mdie;
636
637 if (hwaddr_aton(addr, target_ap)) {
638 wpa_printf(MSG_DEBUG, "CTRL_IFACE FT_DS: invalid "
639 "address '%s'", addr);
640 return -1;
641 }
642
643 wpa_printf(MSG_DEBUG, "CTRL_IFACE FT_DS " MACSTR, MAC2STR(target_ap));
644
645 bss = wpa_bss_get_bssid(wpa_s, target_ap);
646 if (bss)
647 mdie = wpa_bss_get_ie(bss, WLAN_EID_MOBILITY_DOMAIN);
648 else
649 mdie = NULL;
650
651 return wpa_ft_start_over_ds(wpa_s->wpa, target_ap, mdie);
652 }
653 #endif /* CONFIG_IEEE80211R */
654
655
656 #ifdef CONFIG_WPS
657 static int wpa_supplicant_ctrl_iface_wps_pbc(struct wpa_supplicant *wpa_s,
658 char *cmd)
659 {
660 u8 bssid[ETH_ALEN], *_bssid = bssid;
661 #ifdef CONFIG_P2P
662 u8 p2p_dev_addr[ETH_ALEN];
663 #endif /* CONFIG_P2P */
664 #ifdef CONFIG_AP
665 u8 *_p2p_dev_addr = NULL;
666 #endif /* CONFIG_AP */
667
668 if (cmd == NULL || os_strcmp(cmd, "any") == 0) {
669 _bssid = NULL;
670 #ifdef CONFIG_P2P
671 } else if (os_strncmp(cmd, "p2p_dev_addr=", 13) == 0) {
672 if (hwaddr_aton(cmd + 13, p2p_dev_addr)) {
673 wpa_printf(MSG_DEBUG, "CTRL_IFACE WPS_PBC: invalid "
674 "P2P Device Address '%s'",
675 cmd + 13);
676 return -1;
677 }
678 _p2p_dev_addr = p2p_dev_addr;
679 #endif /* CONFIG_P2P */
680 } else if (hwaddr_aton(cmd, bssid)) {
681 wpa_printf(MSG_DEBUG, "CTRL_IFACE WPS_PBC: invalid BSSID '%s'",
682 cmd);
683 return -1;
684 }
685
686 #ifdef CONFIG_AP
687 if (wpa_s->ap_iface)
688 return wpa_supplicant_ap_wps_pbc(wpa_s, _bssid, _p2p_dev_addr);
689 #endif /* CONFIG_AP */
690
691 return wpas_wps_start_pbc(wpa_s, _bssid, 0);
692 }
693
694
695 static int wpa_supplicant_ctrl_iface_wps_pin(struct wpa_supplicant *wpa_s,
696 char *cmd, char *buf,
697 size_t buflen)
698 {
699 u8 bssid[ETH_ALEN], *_bssid = bssid;
700 char *pin;
701 int ret;
702
703 pin = os_strchr(cmd, ' ');
704 if (pin)
705 *pin++ = '\0';
706
707 if (os_strcmp(cmd, "any") == 0)
708 _bssid = NULL;
709 else if (os_strcmp(cmd, "get") == 0) {
710 ret = wps_generate_pin();
711 goto done;
712 } else if (hwaddr_aton(cmd, bssid)) {
713 wpa_printf(MSG_DEBUG, "CTRL_IFACE WPS_PIN: invalid BSSID '%s'",
714 cmd);
715 return -1;
716 }
717
718 #ifdef CONFIG_AP
719 if (wpa_s->ap_iface) {
720 int timeout = 0;
721 char *pos;
722
723 if (pin) {
724 pos = os_strchr(pin, ' ');
725 if (pos) {
726 *pos++ = '\0';
727 timeout = atoi(pos);
728 }
729 }
730
731 return wpa_supplicant_ap_wps_pin(wpa_s, _bssid, pin,
732 buf, buflen, timeout);
733 }
734 #endif /* CONFIG_AP */
735
736 if (pin) {
737 ret = wpas_wps_start_pin(wpa_s, _bssid, pin, 0,
738 DEV_PW_DEFAULT);
739 if (ret < 0)
740 return -1;
741 ret = os_snprintf(buf, buflen, "%s", pin);
742 if (ret < 0 || (size_t) ret >= buflen)
743 return -1;
744 return ret;
745 }
746
747 ret = wpas_wps_start_pin(wpa_s, _bssid, NULL, 0, DEV_PW_DEFAULT);
748 if (ret < 0)
749 return -1;
750
751 done:
752 /* Return the generated PIN */
753 ret = os_snprintf(buf, buflen, "%08d", ret);
754 if (ret < 0 || (size_t) ret >= buflen)
755 return -1;
756 return ret;
757 }
758
759
760 static int wpa_supplicant_ctrl_iface_wps_check_pin(
761 struct wpa_supplicant *wpa_s, char *cmd, char *buf, size_t buflen)
762 {
763 char pin[9];
764 size_t len;
765 char *pos;
766 int ret;
767
768 wpa_hexdump_ascii_key(MSG_DEBUG, "WPS_CHECK_PIN",
769 (u8 *) cmd, os_strlen(cmd));
770 for (pos = cmd, len = 0; *pos != '\0'; pos++) {
771 if (*pos < '0' || *pos > '9')
772 continue;
773 pin[len++] = *pos;
774 if (len == 9) {
775 wpa_printf(MSG_DEBUG, "WPS: Too long PIN");
776 return -1;
777 }
778 }
779 if (len != 4 && len != 8) {
780 wpa_printf(MSG_DEBUG, "WPS: Invalid PIN length %d", (int) len);
781 return -1;
782 }
783 pin[len] = '\0';
784
785 if (len == 8) {
786 unsigned int pin_val;
787 pin_val = atoi(pin);
788 if (!wps_pin_valid(pin_val)) {
789 wpa_printf(MSG_DEBUG, "WPS: Invalid checksum digit");
790 ret = os_snprintf(buf, buflen, "FAIL-CHECKSUM\n");
791 if (ret < 0 || (size_t) ret >= buflen)
792 return -1;
793 return ret;
794 }
795 }
796
797 ret = os_snprintf(buf, buflen, "%s", pin);
798 if (ret < 0 || (size_t) ret >= buflen)
799 return -1;
800
801 return ret;
802 }
803
804
805 #ifdef CONFIG_WPS_NFC
806
807 static int wpa_supplicant_ctrl_iface_wps_nfc(struct wpa_supplicant *wpa_s,
808 char *cmd)
809 {
810 u8 bssid[ETH_ALEN], *_bssid = bssid;
811
812 if (cmd == NULL || cmd[0] == '\0')
813 _bssid = NULL;
814 else if (hwaddr_aton(cmd, bssid))
815 return -1;
816
817 return wpas_wps_start_nfc(wpa_s, NULL, _bssid, NULL, 0, 0, NULL, NULL,
818 0, 0);
819 }
820
821
822 static int wpa_supplicant_ctrl_iface_wps_nfc_config_token(
823 struct wpa_supplicant *wpa_s, char *cmd, char *reply, size_t max_len)
824 {
825 int ndef;
826 struct wpabuf *buf;
827 int res;
828 char *pos;
829
830 pos = os_strchr(cmd, ' ');
831 if (pos)
832 *pos++ = '\0';
833 if (os_strcmp(cmd, "WPS") == 0)
834 ndef = 0;
835 else if (os_strcmp(cmd, "NDEF") == 0)
836 ndef = 1;
837 else
838 return -1;
839
840 buf = wpas_wps_nfc_config_token(wpa_s, ndef, pos);
841 if (buf == NULL)
842 return -1;
843
844 res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
845 wpabuf_len(buf));
846 reply[res++] = '\n';
847 reply[res] = '\0';
848
849 wpabuf_free(buf);
850
851 return res;
852 }
853
854
855 static int wpa_supplicant_ctrl_iface_wps_nfc_token(
856 struct wpa_supplicant *wpa_s, char *cmd, char *reply, size_t max_len)
857 {
858 int ndef;
859 struct wpabuf *buf;
860 int res;
861
862 if (os_strcmp(cmd, "WPS") == 0)
863 ndef = 0;
864 else if (os_strcmp(cmd, "NDEF") == 0)
865 ndef = 1;
866 else
867 return -1;
868
869 buf = wpas_wps_nfc_token(wpa_s, ndef);
870 if (buf == NULL)
871 return -1;
872
873 res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
874 wpabuf_len(buf));
875 reply[res++] = '\n';
876 reply[res] = '\0';
877
878 wpabuf_free(buf);
879
880 return res;
881 }
882
883
884 static int wpa_supplicant_ctrl_iface_wps_nfc_tag_read(
885 struct wpa_supplicant *wpa_s, char *pos)
886 {
887 size_t len;
888 struct wpabuf *buf;
889 int ret;
890 char *freq;
891 int forced_freq = 0;
892
893 freq = strstr(pos, " freq=");
894 if (freq) {
895 *freq = '\0';
896 freq += 6;
897 forced_freq = atoi(freq);
898 }
899
900 len = os_strlen(pos);
901 if (len & 0x01)
902 return -1;
903 len /= 2;
904
905 buf = wpabuf_alloc(len);
906 if (buf == NULL)
907 return -1;
908 if (hexstr2bin(pos, wpabuf_put(buf, len), len) < 0) {
909 wpabuf_free(buf);
910 return -1;
911 }
912
913 ret = wpas_wps_nfc_tag_read(wpa_s, buf, forced_freq);
914 wpabuf_free(buf);
915
916 return ret;
917 }
918
919
920 static int wpas_ctrl_nfc_get_handover_req_wps(struct wpa_supplicant *wpa_s,
921 char *reply, size_t max_len,
922 int ndef)
923 {
924 struct wpabuf *buf;
925 int res;
926
927 buf = wpas_wps_nfc_handover_req(wpa_s, ndef);
928 if (buf == NULL)
929 return -1;
930
931 res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
932 wpabuf_len(buf));
933 reply[res++] = '\n';
934 reply[res] = '\0';
935
936 wpabuf_free(buf);
937
938 return res;
939 }
940
941
942 #ifdef CONFIG_P2P
943 static int wpas_ctrl_nfc_get_handover_req_p2p(struct wpa_supplicant *wpa_s,
944 char *reply, size_t max_len,
945 int ndef)
946 {
947 struct wpabuf *buf;
948 int res;
949
950 buf = wpas_p2p_nfc_handover_req(wpa_s, ndef);
951 if (buf == NULL) {
952 wpa_printf(MSG_DEBUG, "P2P: Could not generate NFC handover request");
953 return -1;
954 }
955
956 res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
957 wpabuf_len(buf));
958 reply[res++] = '\n';
959 reply[res] = '\0';
960
961 wpabuf_free(buf);
962
963 return res;
964 }
965 #endif /* CONFIG_P2P */
966
967
968 static int wpas_ctrl_nfc_get_handover_req(struct wpa_supplicant *wpa_s,
969 char *cmd, char *reply,
970 size_t max_len)
971 {
972 char *pos;
973 int ndef;
974
975 pos = os_strchr(cmd, ' ');
976 if (pos == NULL)
977 return -1;
978 *pos++ = '\0';
979
980 if (os_strcmp(cmd, "WPS") == 0)
981 ndef = 0;
982 else if (os_strcmp(cmd, "NDEF") == 0)
983 ndef = 1;
984 else
985 return -1;
986
987 if (os_strcmp(pos, "WPS") == 0 || os_strcmp(pos, "WPS-CR") == 0) {
988 if (!ndef)
989 return -1;
990 return wpas_ctrl_nfc_get_handover_req_wps(
991 wpa_s, reply, max_len, ndef);
992 }
993
994 #ifdef CONFIG_P2P
995 if (os_strcmp(pos, "P2P-CR") == 0) {
996 return wpas_ctrl_nfc_get_handover_req_p2p(
997 wpa_s, reply, max_len, ndef);
998 }
999 #endif /* CONFIG_P2P */
1000
1001 return -1;
1002 }
1003
1004
1005 static int wpas_ctrl_nfc_get_handover_sel_wps(struct wpa_supplicant *wpa_s,
1006 char *reply, size_t max_len,
1007 int ndef, int cr, char *uuid)
1008 {
1009 struct wpabuf *buf;
1010 int res;
1011
1012 buf = wpas_wps_nfc_handover_sel(wpa_s, ndef, cr, uuid);
1013 if (buf == NULL)
1014 return -1;
1015
1016 res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
1017 wpabuf_len(buf));
1018 reply[res++] = '\n';
1019 reply[res] = '\0';
1020
1021 wpabuf_free(buf);
1022
1023 return res;
1024 }
1025
1026
1027 #ifdef CONFIG_P2P
1028 static int wpas_ctrl_nfc_get_handover_sel_p2p(struct wpa_supplicant *wpa_s,
1029 char *reply, size_t max_len,
1030 int ndef, int tag)
1031 {
1032 struct wpabuf *buf;
1033 int res;
1034
1035 buf = wpas_p2p_nfc_handover_sel(wpa_s, ndef, tag);
1036 if (buf == NULL)
1037 return -1;
1038
1039 res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
1040 wpabuf_len(buf));
1041 reply[res++] = '\n';
1042 reply[res] = '\0';
1043
1044 wpabuf_free(buf);
1045
1046 return res;
1047 }
1048 #endif /* CONFIG_P2P */
1049
1050
1051 static int wpas_ctrl_nfc_get_handover_sel(struct wpa_supplicant *wpa_s,
1052 char *cmd, char *reply,
1053 size_t max_len)
1054 {
1055 char *pos, *pos2;
1056 int ndef;
1057
1058 pos = os_strchr(cmd, ' ');
1059 if (pos == NULL)
1060 return -1;
1061 *pos++ = '\0';
1062
1063 if (os_strcmp(cmd, "WPS") == 0)
1064 ndef = 0;
1065 else if (os_strcmp(cmd, "NDEF") == 0)
1066 ndef = 1;
1067 else
1068 return -1;
1069
1070 pos2 = os_strchr(pos, ' ');
1071 if (pos2)
1072 *pos2++ = '\0';
1073 if (os_strcmp(pos, "WPS") == 0 || os_strcmp(pos, "WPS-CR") == 0) {
1074 if (!ndef)
1075 return -1;
1076 return wpas_ctrl_nfc_get_handover_sel_wps(
1077 wpa_s, reply, max_len, ndef,
1078 os_strcmp(pos, "WPS-CR") == 0, pos2);
1079 }
1080
1081 #ifdef CONFIG_P2P
1082 if (os_strcmp(pos, "P2P-CR") == 0) {
1083 return wpas_ctrl_nfc_get_handover_sel_p2p(
1084 wpa_s, reply, max_len, ndef, 0);
1085 }
1086
1087 if (os_strcmp(pos, "P2P-CR-TAG") == 0) {
1088 return wpas_ctrl_nfc_get_handover_sel_p2p(
1089 wpa_s, reply, max_len, ndef, 1);
1090 }
1091 #endif /* CONFIG_P2P */
1092
1093 return -1;
1094 }
1095
1096
1097 static int wpas_ctrl_nfc_rx_handover_sel(struct wpa_supplicant *wpa_s,
1098 char *cmd)
1099 {
1100 size_t len;
1101 struct wpabuf *buf;
1102 int ret;
1103
1104 len = os_strlen(cmd);
1105 if (len & 0x01)
1106 return -1;
1107 len /= 2;
1108
1109 buf = wpabuf_alloc(len);
1110 if (buf == NULL)
1111 return -1;
1112 if (hexstr2bin(cmd, wpabuf_put(buf, len), len) < 0) {
1113 wpabuf_free(buf);
1114 return -1;
1115 }
1116
1117 ret = wpas_wps_nfc_rx_handover_sel(wpa_s, buf);
1118 wpabuf_free(buf);
1119
1120 return ret;
1121 }
1122
1123
1124 static int wpas_ctrl_nfc_report_handover(struct wpa_supplicant *wpa_s,
1125 char *cmd)
1126 {
1127 size_t len;
1128 struct wpabuf *req, *sel;
1129 int ret;
1130 char *pos, *role, *type, *pos2;
1131 #ifdef CONFIG_P2P
1132 char *freq;
1133 int forced_freq = 0;
1134
1135 freq = strstr(cmd, " freq=");
1136 if (freq) {
1137 *freq = '\0';
1138 freq += 6;
1139 forced_freq = atoi(freq);
1140 }
1141 #endif /* CONFIG_P2P */
1142
1143 role = cmd;
1144 pos = os_strchr(role, ' ');
1145 if (pos == NULL) {
1146 wpa_printf(MSG_DEBUG, "NFC: Missing type in handover report");
1147 return -1;
1148 }
1149 *pos++ = '\0';
1150
1151 type = pos;
1152 pos = os_strchr(type, ' ');
1153 if (pos == NULL) {
1154 wpa_printf(MSG_DEBUG, "NFC: Missing request message in handover report");
1155 return -1;
1156 }
1157 *pos++ = '\0';
1158
1159 pos2 = os_strchr(pos, ' ');
1160 if (pos2 == NULL) {
1161 wpa_printf(MSG_DEBUG, "NFC: Missing select message in handover report");
1162 return -1;
1163 }
1164 *pos2++ = '\0';
1165
1166 len = os_strlen(pos);
1167 if (len & 0x01) {
1168 wpa_printf(MSG_DEBUG, "NFC: Invalid request message length in handover report");
1169 return -1;
1170 }
1171 len /= 2;
1172
1173 req = wpabuf_alloc(len);
1174 if (req == NULL) {
1175 wpa_printf(MSG_DEBUG, "NFC: Failed to allocate memory for request message");
1176 return -1;
1177 }
1178 if (hexstr2bin(pos, wpabuf_put(req, len), len) < 0) {
1179 wpa_printf(MSG_DEBUG, "NFC: Invalid request message hexdump in handover report");
1180 wpabuf_free(req);
1181 return -1;
1182 }
1183
1184 len = os_strlen(pos2);
1185 if (len & 0x01) {
1186 wpa_printf(MSG_DEBUG, "NFC: Invalid select message length in handover report");
1187 wpabuf_free(req);
1188 return -1;
1189 }
1190 len /= 2;
1191
1192 sel = wpabuf_alloc(len);
1193 if (sel == NULL) {
1194 wpa_printf(MSG_DEBUG, "NFC: Failed to allocate memory for select message");
1195 wpabuf_free(req);
1196 return -1;
1197 }
1198 if (hexstr2bin(pos2, wpabuf_put(sel, len), len) < 0) {
1199 wpa_printf(MSG_DEBUG, "NFC: Invalid select message hexdump in handover report");
1200 wpabuf_free(req);
1201 wpabuf_free(sel);
1202 return -1;
1203 }
1204
1205 wpa_printf(MSG_DEBUG, "NFC: Connection handover reported - role=%s type=%s req_len=%d sel_len=%d",
1206 role, type, (int) wpabuf_len(req), (int) wpabuf_len(sel));
1207
1208 if (os_strcmp(role, "INIT") == 0 && os_strcmp(type, "WPS") == 0) {
1209 ret = wpas_wps_nfc_report_handover(wpa_s, req, sel);
1210 #ifdef CONFIG_AP
1211 } else if (os_strcmp(role, "RESP") == 0 && os_strcmp(type, "WPS") == 0)
1212 {
1213 ret = wpas_ap_wps_nfc_report_handover(wpa_s, req, sel);
1214 if (ret < 0)
1215 ret = wpas_er_wps_nfc_report_handover(wpa_s, req, sel);
1216 #endif /* CONFIG_AP */
1217 #ifdef CONFIG_P2P
1218 } else if (os_strcmp(role, "INIT") == 0 && os_strcmp(type, "P2P") == 0)
1219 {
1220 ret = wpas_p2p_nfc_report_handover(wpa_s, 1, req, sel, 0);
1221 } else if (os_strcmp(role, "RESP") == 0 && os_strcmp(type, "P2P") == 0)
1222 {
1223 ret = wpas_p2p_nfc_report_handover(wpa_s, 0, req, sel,
1224 forced_freq);
1225 #endif /* CONFIG_P2P */
1226 } else {
1227 wpa_printf(MSG_DEBUG, "NFC: Unsupported connection handover "
1228 "reported: role=%s type=%s", role, type);
1229 ret = -1;
1230 }
1231 wpabuf_free(req);
1232 wpabuf_free(sel);
1233
1234 if (ret)
1235 wpa_printf(MSG_DEBUG, "NFC: Failed to process reported handover messages");
1236
1237 return ret;
1238 }
1239
1240 #endif /* CONFIG_WPS_NFC */
1241
1242
1243 static int wpa_supplicant_ctrl_iface_wps_reg(struct wpa_supplicant *wpa_s,
1244 char *cmd)
1245 {
1246 u8 bssid[ETH_ALEN];
1247 char *pin;
1248 char *new_ssid;
1249 char *new_auth;
1250 char *new_encr;
1251 char *new_key;
1252 struct wps_new_ap_settings ap;
1253
1254 pin = os_strchr(cmd, ' ');
1255 if (pin == NULL)
1256 return -1;
1257 *pin++ = '\0';
1258
1259 if (hwaddr_aton(cmd, bssid)) {
1260 wpa_printf(MSG_DEBUG, "CTRL_IFACE WPS_REG: invalid BSSID '%s'",
1261 cmd);
1262 return -1;
1263 }
1264
1265 new_ssid = os_strchr(pin, ' ');
1266 if (new_ssid == NULL)
1267 return wpas_wps_start_reg(wpa_s, bssid, pin, NULL);
1268 *new_ssid++ = '\0';
1269
1270 new_auth = os_strchr(new_ssid, ' ');
1271 if (new_auth == NULL)
1272 return -1;
1273 *new_auth++ = '\0';
1274
1275 new_encr = os_strchr(new_auth, ' ');
1276 if (new_encr == NULL)
1277 return -1;
1278 *new_encr++ = '\0';
1279
1280 new_key = os_strchr(new_encr, ' ');
1281 if (new_key == NULL)
1282 return -1;
1283 *new_key++ = '\0';
1284
1285 os_memset(&ap, 0, sizeof(ap));
1286 ap.ssid_hex = new_ssid;
1287 ap.auth = new_auth;
1288 ap.encr = new_encr;
1289 ap.key_hex = new_key;
1290 return wpas_wps_start_reg(wpa_s, bssid, pin, &ap);
1291 }
1292
1293
1294 #ifdef CONFIG_AP
1295 static int wpa_supplicant_ctrl_iface_wps_ap_pin(struct wpa_supplicant *wpa_s,
1296 char *cmd, char *buf,
1297 size_t buflen)
1298 {
1299 int timeout = 300;
1300 char *pos;
1301 const char *pin_txt;
1302
1303 if (!wpa_s->ap_iface)
1304 return -1;
1305
1306 pos = os_strchr(cmd, ' ');
1307 if (pos)
1308 *pos++ = '\0';
1309
1310 if (os_strcmp(cmd, "disable") == 0) {
1311 wpas_wps_ap_pin_disable(wpa_s);
1312 return os_snprintf(buf, buflen, "OK\n");
1313 }
1314
1315 if (os_strcmp(cmd, "random") == 0) {
1316 if (pos)
1317 timeout = atoi(pos);
1318 pin_txt = wpas_wps_ap_pin_random(wpa_s, timeout);
1319 if (pin_txt == NULL)
1320 return -1;
1321 return os_snprintf(buf, buflen, "%s", pin_txt);
1322 }
1323
1324 if (os_strcmp(cmd, "get") == 0) {
1325 pin_txt = wpas_wps_ap_pin_get(wpa_s);
1326 if (pin_txt == NULL)
1327 return -1;
1328 return os_snprintf(buf, buflen, "%s", pin_txt);
1329 }
1330
1331 if (os_strcmp(cmd, "set") == 0) {
1332 char *pin;
1333 if (pos == NULL)
1334 return -1;
1335 pin = pos;
1336 pos = os_strchr(pos, ' ');
1337 if (pos) {
1338 *pos++ = '\0';
1339 timeout = atoi(pos);
1340 }
1341 if (os_strlen(pin) > buflen)
1342 return -1;
1343 if (wpas_wps_ap_pin_set(wpa_s, pin, timeout) < 0)
1344 return -1;
1345 return os_snprintf(buf, buflen, "%s", pin);
1346 }
1347
1348 return -1;
1349 }
1350 #endif /* CONFIG_AP */
1351
1352
1353 #ifdef CONFIG_WPS_ER
1354 static int wpa_supplicant_ctrl_iface_wps_er_pin(struct wpa_supplicant *wpa_s,
1355 char *cmd)
1356 {
1357 char *uuid = cmd, *pin, *pos;
1358 u8 addr_buf[ETH_ALEN], *addr = NULL;
1359 pin = os_strchr(uuid, ' ');
1360 if (pin == NULL)
1361 return -1;
1362 *pin++ = '\0';
1363 pos = os_strchr(pin, ' ');
1364 if (pos) {
1365 *pos++ = '\0';
1366 if (hwaddr_aton(pos, addr_buf) == 0)
1367 addr = addr_buf;
1368 }
1369 return wpas_wps_er_add_pin(wpa_s, addr, uuid, pin);
1370 }
1371
1372
1373 static int wpa_supplicant_ctrl_iface_wps_er_learn(struct wpa_supplicant *wpa_s,
1374 char *cmd)
1375 {
1376 char *uuid = cmd, *pin;
1377 pin = os_strchr(uuid, ' ');
1378 if (pin == NULL)
1379 return -1;
1380 *pin++ = '\0';
1381 return wpas_wps_er_learn(wpa_s, uuid, pin);
1382 }
1383
1384
1385 static int wpa_supplicant_ctrl_iface_wps_er_set_config(
1386 struct wpa_supplicant *wpa_s, char *cmd)
1387 {
1388 char *uuid = cmd, *id;
1389 id = os_strchr(uuid, ' ');
1390 if (id == NULL)
1391 return -1;
1392 *id++ = '\0';
1393 return wpas_wps_er_set_config(wpa_s, uuid, atoi(id));
1394 }
1395
1396
1397 static int wpa_supplicant_ctrl_iface_wps_er_config(
1398 struct wpa_supplicant *wpa_s, char *cmd)
1399 {
1400 char *pin;
1401 char *new_ssid;
1402 char *new_auth;
1403 char *new_encr;
1404 char *new_key;
1405 struct wps_new_ap_settings ap;
1406
1407 pin = os_strchr(cmd, ' ');
1408 if (pin == NULL)
1409 return -1;
1410 *pin++ = '\0';
1411
1412 new_ssid = os_strchr(pin, ' ');
1413 if (new_ssid == NULL)
1414 return -1;
1415 *new_ssid++ = '\0';
1416
1417 new_auth = os_strchr(new_ssid, ' ');
1418 if (new_auth == NULL)
1419 return -1;
1420 *new_auth++ = '\0';
1421
1422 new_encr = os_strchr(new_auth, ' ');
1423 if (new_encr == NULL)
1424 return -1;
1425 *new_encr++ = '\0';
1426
1427 new_key = os_strchr(new_encr, ' ');
1428 if (new_key == NULL)
1429 return -1;
1430 *new_key++ = '\0';
1431
1432 os_memset(&ap, 0, sizeof(ap));
1433 ap.ssid_hex = new_ssid;
1434 ap.auth = new_auth;
1435 ap.encr = new_encr;
1436 ap.key_hex = new_key;
1437 return wpas_wps_er_config(wpa_s, cmd, pin, &ap);
1438 }
1439
1440
1441 #ifdef CONFIG_WPS_NFC
1442 static int wpa_supplicant_ctrl_iface_wps_er_nfc_config_token(
1443 struct wpa_supplicant *wpa_s, char *cmd, char *reply, size_t max_len)
1444 {
1445 int ndef;
1446 struct wpabuf *buf;
1447 int res;
1448 char *uuid;
1449
1450 uuid = os_strchr(cmd, ' ');
1451 if (uuid == NULL)
1452 return -1;
1453 *uuid++ = '\0';
1454
1455 if (os_strcmp(cmd, "WPS") == 0)
1456 ndef = 0;
1457 else if (os_strcmp(cmd, "NDEF") == 0)
1458 ndef = 1;
1459 else
1460 return -1;
1461
1462 buf = wpas_wps_er_nfc_config_token(wpa_s, ndef, uuid);
1463 if (buf == NULL)
1464 return -1;
1465
1466 res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
1467 wpabuf_len(buf));
1468 reply[res++] = '\n';
1469 reply[res] = '\0';
1470
1471 wpabuf_free(buf);
1472
1473 return res;
1474 }
1475 #endif /* CONFIG_WPS_NFC */
1476 #endif /* CONFIG_WPS_ER */
1477
1478 #endif /* CONFIG_WPS */
1479
1480
1481 #ifdef CONFIG_IBSS_RSN
1482 static int wpa_supplicant_ctrl_iface_ibss_rsn(
1483 struct wpa_supplicant *wpa_s, char *addr)
1484 {
1485 u8 peer[ETH_ALEN];
1486
1487 if (hwaddr_aton(addr, peer)) {
1488 wpa_printf(MSG_DEBUG, "CTRL_IFACE IBSS_RSN: invalid "
1489 "address '%s'", addr);
1490 return -1;
1491 }
1492
1493 wpa_printf(MSG_DEBUG, "CTRL_IFACE IBSS_RSN " MACSTR,
1494 MAC2STR(peer));
1495
1496 return ibss_rsn_start(wpa_s->ibss_rsn, peer);
1497 }
1498 #endif /* CONFIG_IBSS_RSN */
1499
1500
1501 static int wpa_supplicant_ctrl_iface_ctrl_rsp(struct wpa_supplicant *wpa_s,
1502 char *rsp)
1503 {
1504 #ifdef IEEE8021X_EAPOL
1505 char *pos, *id_pos;
1506 int id;
1507 struct wpa_ssid *ssid;
1508
1509 pos = os_strchr(rsp, '-');
1510 if (pos == NULL)
1511 return -1;
1512 *pos++ = '\0';
1513 id_pos = pos;
1514 pos = os_strchr(pos, ':');
1515 if (pos == NULL)
1516 return -1;
1517 *pos++ = '\0';
1518 id = atoi(id_pos);
1519 wpa_printf(MSG_DEBUG, "CTRL_IFACE: field=%s id=%d", rsp, id);
1520 wpa_hexdump_ascii_key(MSG_DEBUG, "CTRL_IFACE: value",
1521 (u8 *) pos, os_strlen(pos));
1522
1523 ssid = wpa_config_get_network(wpa_s->conf, id);
1524 if (ssid == NULL) {
1525 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find SSID id=%d "
1526 "to update", id);
1527 return -1;
1528 }
1529
1530 return wpa_supplicant_ctrl_iface_ctrl_rsp_handle(wpa_s, ssid, rsp,
1531 pos);
1532 #else /* IEEE8021X_EAPOL */
1533 wpa_printf(MSG_DEBUG, "CTRL_IFACE: 802.1X not included");
1534 return -1;
1535 #endif /* IEEE8021X_EAPOL */
1536 }
1537
1538
1539 static int wpa_supplicant_ctrl_iface_status(struct wpa_supplicant *wpa_s,
1540 const char *params,
1541 char *buf, size_t buflen)
1542 {
1543 char *pos, *end, tmp[30];
1544 int res, verbose, wps, ret;
1545 #ifdef CONFIG_HS20
1546 const u8 *hs20;
1547 #endif /* CONFIG_HS20 */
1548
1549 if (os_strcmp(params, "-DRIVER") == 0)
1550 return wpa_drv_status(wpa_s, buf, buflen);
1551 verbose = os_strcmp(params, "-VERBOSE") == 0;
1552 wps = os_strcmp(params, "-WPS") == 0;
1553 pos = buf;
1554 end = buf + buflen;
1555 if (wpa_s->wpa_state >= WPA_ASSOCIATED) {
1556 struct wpa_ssid *ssid = wpa_s->current_ssid;
1557 ret = os_snprintf(pos, end - pos, "bssid=" MACSTR "\n",
1558 MAC2STR(wpa_s->bssid));
1559 if (ret < 0 || ret >= end - pos)
1560 return pos - buf;
1561 pos += ret;
1562 if (ssid) {
1563 u8 *_ssid = ssid->ssid;
1564 size_t ssid_len = ssid->ssid_len;
1565 u8 ssid_buf[MAX_SSID_LEN];
1566 if (ssid_len == 0) {
1567 int _res = wpa_drv_get_ssid(wpa_s, ssid_buf);
1568 if (_res < 0)
1569 ssid_len = 0;
1570 else
1571 ssid_len = _res;
1572 _ssid = ssid_buf;
1573 }
1574 ret = os_snprintf(pos, end - pos, "ssid=%s\nid=%d\n",
1575 wpa_ssid_txt(_ssid, ssid_len),
1576 ssid->id);
1577 if (ret < 0 || ret >= end - pos)
1578 return pos - buf;
1579 pos += ret;
1580
1581 if (wps && ssid->passphrase &&
1582 wpa_key_mgmt_wpa_psk(ssid->key_mgmt) &&
1583 (ssid->mode == WPAS_MODE_AP ||
1584 ssid->mode == WPAS_MODE_P2P_GO)) {
1585 ret = os_snprintf(pos, end - pos,
1586 "passphrase=%s\n",
1587 ssid->passphrase);
1588 if (ret < 0 || ret >= end - pos)
1589 return pos - buf;
1590 pos += ret;
1591 }
1592 if (ssid->id_str) {
1593 ret = os_snprintf(pos, end - pos,
1594 "id_str=%s\n",
1595 ssid->id_str);
1596 if (ret < 0 || ret >= end - pos)
1597 return pos - buf;
1598 pos += ret;
1599 }
1600
1601 switch (ssid->mode) {
1602 case WPAS_MODE_INFRA:
1603 ret = os_snprintf(pos, end - pos,
1604 "mode=station\n");
1605 break;
1606 case WPAS_MODE_IBSS:
1607 ret = os_snprintf(pos, end - pos,
1608 "mode=IBSS\n");
1609 break;
1610 case WPAS_MODE_AP:
1611 ret = os_snprintf(pos, end - pos,
1612 "mode=AP\n");
1613 break;
1614 case WPAS_MODE_P2P_GO:
1615 ret = os_snprintf(pos, end - pos,
1616 "mode=P2P GO\n");
1617 break;
1618 case WPAS_MODE_P2P_GROUP_FORMATION:
1619 ret = os_snprintf(pos, end - pos,
1620 "mode=P2P GO - group "
1621 "formation\n");
1622 break;
1623 default:
1624 ret = 0;
1625 break;
1626 }
1627 if (ret < 0 || ret >= end - pos)
1628 return pos - buf;
1629 pos += ret;
1630 }
1631
1632 #ifdef CONFIG_AP
1633 if (wpa_s->ap_iface) {
1634 pos += ap_ctrl_iface_wpa_get_status(wpa_s, pos,
1635 end - pos,
1636 verbose);
1637 } else
1638 #endif /* CONFIG_AP */
1639 pos += wpa_sm_get_status(wpa_s->wpa, pos, end - pos, verbose);
1640 }
1641 #ifdef CONFIG_SAE
1642 if (wpa_s->wpa_state >= WPA_ASSOCIATED &&
1643 #ifdef CONFIG_AP
1644 !wpa_s->ap_iface &&
1645 #endif /* CONFIG_AP */
1646 wpa_s->sme.sae.state == SAE_ACCEPTED) {
1647 ret = os_snprintf(pos, end - pos, "sae_group=%d\n",
1648 wpa_s->sme.sae.group);
1649 if (ret < 0 || ret >= end - pos)
1650 return pos - buf;
1651 pos += ret;
1652 }
1653 #endif /* CONFIG_SAE */
1654 ret = os_snprintf(pos, end - pos, "wpa_state=%s\n",
1655 wpa_supplicant_state_txt(wpa_s->wpa_state));
1656 if (ret < 0 || ret >= end - pos)
1657 return pos - buf;
1658 pos += ret;
1659
1660 if (wpa_s->l2 &&
1661 l2_packet_get_ip_addr(wpa_s->l2, tmp, sizeof(tmp)) >= 0) {
1662 ret = os_snprintf(pos, end - pos, "ip_address=%s\n", tmp);
1663 if (ret < 0 || ret >= end - pos)
1664 return pos - buf;
1665 pos += ret;
1666 }
1667
1668 #ifdef CONFIG_P2P
1669 if (wpa_s->global->p2p) {
1670 ret = os_snprintf(pos, end - pos, "p2p_device_address=" MACSTR
1671 "\n", MAC2STR(wpa_s->global->p2p_dev_addr));
1672 if (ret < 0 || ret >= end - pos)
1673 return pos - buf;
1674 pos += ret;
1675 }
1676 #endif /* CONFIG_P2P */
1677
1678 ret = os_snprintf(pos, end - pos, "address=" MACSTR "\n",
1679 MAC2STR(wpa_s->own_addr));
1680 if (ret < 0 || ret >= end - pos)
1681 return pos - buf;
1682 pos += ret;
1683
1684 #ifdef CONFIG_HS20
1685 if (wpa_s->current_bss &&
1686 (hs20 = wpa_bss_get_vendor_ie(wpa_s->current_bss,
1687 HS20_IE_VENDOR_TYPE)) &&
1688 wpa_s->wpa_proto == WPA_PROTO_RSN &&
1689 wpa_key_mgmt_wpa_ieee8021x(wpa_s->key_mgmt)) {
1690 int release = 1;
1691 if (hs20[1] >= 5) {
1692 u8 rel_num = (hs20[6] & 0xf0) >> 4;
1693 release = rel_num + 1;
1694 }
1695 ret = os_snprintf(pos, end - pos, "hs20=%d\n", release);
1696 if (ret < 0 || ret >= end - pos)
1697 return pos - buf;
1698 pos += ret;
1699 }
1700
1701 if (wpa_s->current_ssid) {
1702 struct wpa_cred *cred;
1703 char *type;
1704
1705 for (cred = wpa_s->conf->cred; cred; cred = cred->next) {
1706 size_t i;
1707
1708 if (wpa_s->current_ssid->parent_cred != cred)
1709 continue;
1710
1711 if (cred->provisioning_sp) {
1712 ret = os_snprintf(pos, end - pos,
1713 "provisioning_sp=%s\n",
1714 cred->provisioning_sp);
1715 if (ret < 0 || ret >= end - pos)
1716 return pos - buf;
1717 pos += ret;
1718 }
1719
1720 if (!cred->domain)
1721 goto no_domain;
1722
1723 i = 0;
1724 if (wpa_s->current_bss && wpa_s->current_bss->anqp) {
1725 struct wpabuf *names =
1726 wpa_s->current_bss->anqp->domain_name;
1727 for (i = 0; names && i < cred->num_domain; i++)
1728 {
1729 if (domain_name_list_contains(
1730 names, cred->domain[i], 1))
1731 break;
1732 }
1733 if (i == cred->num_domain)
1734 i = 0; /* show first entry by default */
1735 }
1736 ret = os_snprintf(pos, end - pos, "home_sp=%s\n",
1737 cred->domain[i]);
1738 if (ret < 0 || ret >= end - pos)
1739 return pos - buf;
1740 pos += ret;
1741
1742 no_domain:
1743 if (wpa_s->current_bss == NULL ||
1744 wpa_s->current_bss->anqp == NULL)
1745 res = -1;
1746 else
1747 res = interworking_home_sp_cred(
1748 wpa_s, cred,
1749 wpa_s->current_bss->anqp->domain_name);
1750 if (res > 0)
1751 type = "home";
1752 else if (res == 0)
1753 type = "roaming";
1754 else
1755 type = "unknown";
1756
1757 ret = os_snprintf(pos, end - pos, "sp_type=%s\n", type);
1758 if (ret < 0 || ret >= end - pos)
1759 return pos - buf;
1760 pos += ret;
1761
1762 break;
1763 }
1764 }
1765 #endif /* CONFIG_HS20 */
1766
1767 if (wpa_key_mgmt_wpa_ieee8021x(wpa_s->key_mgmt) ||
1768 wpa_s->key_mgmt == WPA_KEY_MGMT_IEEE8021X_NO_WPA) {
1769 res = eapol_sm_get_status(wpa_s->eapol, pos, end - pos,
1770 verbose);
1771 if (res >= 0)
1772 pos += res;
1773 }
1774
1775 res = rsn_preauth_get_status(wpa_s->wpa, pos, end - pos, verbose);
1776 if (res >= 0)
1777 pos += res;
1778
1779 #ifdef CONFIG_WPS
1780 {
1781 char uuid_str[100];
1782 uuid_bin2str(wpa_s->wps->uuid, uuid_str, sizeof(uuid_str));
1783 ret = os_snprintf(pos, end - pos, "uuid=%s\n", uuid_str);
1784 if (ret < 0 || ret >= end - pos)
1785 return pos - buf;
1786 pos += ret;
1787 }
1788 #endif /* CONFIG_WPS */
1789
1790 #ifdef ANDROID
1791 wpa_msg_ctrl(wpa_s, MSG_INFO, WPA_EVENT_STATE_CHANGE
1792 "id=%d state=%d BSSID=" MACSTR " SSID=%s",
1793 wpa_s->current_ssid ? wpa_s->current_ssid->id : -1,
1794 wpa_s->wpa_state,
1795 MAC2STR(wpa_s->bssid),
1796 wpa_s->current_ssid && wpa_s->current_ssid->ssid ?
1797 wpa_ssid_txt(wpa_s->current_ssid->ssid,
1798 wpa_s->current_ssid->ssid_len) : "");
1799 if (wpa_s->wpa_state == WPA_COMPLETED) {
1800 struct wpa_ssid *ssid = wpa_s->current_ssid;
1801 wpa_msg_ctrl(wpa_s, MSG_INFO, WPA_EVENT_CONNECTED
1802 "- connection to " MACSTR
1803 " completed %s [id=%d id_str=%s]",
1804 MAC2STR(wpa_s->bssid), "(auth)",
1805 ssid ? ssid->id : -1,
1806 ssid && ssid->id_str ? ssid->id_str : "");
1807 }
1808 #endif /* ANDROID */
1809
1810 return pos - buf;
1811 }
1812
1813
1814 static int wpa_supplicant_ctrl_iface_bssid(struct wpa_supplicant *wpa_s,
1815 char *cmd)
1816 {
1817 char *pos;
1818 int id;
1819 struct wpa_ssid *ssid;
1820 u8 bssid[ETH_ALEN];
1821
1822 /* cmd: "<network id> <BSSID>" */
1823 pos = os_strchr(cmd, ' ');
1824 if (pos == NULL)
1825 return -1;
1826 *pos++ = '\0';
1827 id = atoi(cmd);
1828 wpa_printf(MSG_DEBUG, "CTRL_IFACE: id=%d bssid='%s'", id, pos);
1829 if (hwaddr_aton(pos, bssid)) {
1830 wpa_printf(MSG_DEBUG ,"CTRL_IFACE: invalid BSSID '%s'", pos);
1831 return -1;
1832 }
1833
1834 ssid = wpa_config_get_network(wpa_s->conf, id);
1835 if (ssid == NULL) {
1836 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find SSID id=%d "
1837 "to update", id);
1838 return -1;
1839 }
1840
1841 os_memcpy(ssid->bssid, bssid, ETH_ALEN);
1842 ssid->bssid_set = !is_zero_ether_addr(bssid);
1843
1844 return 0;
1845 }
1846
1847
1848 static int wpa_supplicant_ctrl_iface_blacklist(struct wpa_supplicant *wpa_s,
1849 char *cmd, char *buf,
1850 size_t buflen)
1851 {
1852 u8 bssid[ETH_ALEN];
1853 struct wpa_blacklist *e;
1854 char *pos, *end;
1855 int ret;
1856
1857 /* cmd: "BLACKLIST [<BSSID>]" */
1858 if (*cmd == '\0') {
1859 pos = buf;
1860 end = buf + buflen;
1861 e = wpa_s->blacklist;
1862 while (e) {
1863 ret = os_snprintf(pos, end - pos, MACSTR "\n",
1864 MAC2STR(e->bssid));
1865 if (ret < 0 || ret >= end - pos)
1866 return pos - buf;
1867 pos += ret;
1868 e = e->next;
1869 }
1870 return pos - buf;
1871 }
1872
1873 cmd++;
1874 if (os_strncmp(cmd, "clear", 5) == 0) {
1875 wpa_blacklist_clear(wpa_s);
1876 os_memcpy(buf, "OK\n", 3);
1877 return 3;
1878 }
1879
1880 wpa_printf(MSG_DEBUG, "CTRL_IFACE: BLACKLIST bssid='%s'", cmd);
1881 if (hwaddr_aton(cmd, bssid)) {
1882 wpa_printf(MSG_DEBUG, "CTRL_IFACE: invalid BSSID '%s'", cmd);
1883 return -1;
1884 }
1885
1886 /*
1887 * Add the BSSID twice, so its count will be 2, causing it to be
1888 * skipped when processing scan results.
1889 */
1890 ret = wpa_blacklist_add(wpa_s, bssid);
1891 if (ret != 0)
1892 return -1;
1893 ret = wpa_blacklist_add(wpa_s, bssid);
1894 if (ret != 0)
1895 return -1;
1896 os_memcpy(buf, "OK\n", 3);
1897 return 3;
1898 }
1899
1900
1901 static const char * debug_level_str(int level)
1902 {
1903 switch (level) {
1904 case MSG_EXCESSIVE:
1905 return "EXCESSIVE";
1906 case MSG_MSGDUMP:
1907 return "MSGDUMP";
1908 case MSG_DEBUG:
1909 return "DEBUG";
1910 case MSG_INFO:
1911 return "INFO";
1912 case MSG_WARNING:
1913 return "WARNING";
1914 case MSG_ERROR:
1915 return "ERROR";
1916 default:
1917 return "?";
1918 }
1919 }
1920
1921
1922 static int str_to_debug_level(const char *s)
1923 {
1924 if (os_strcasecmp(s, "EXCESSIVE") == 0)
1925 return MSG_EXCESSIVE;
1926 if (os_strcasecmp(s, "MSGDUMP") == 0)
1927 return MSG_MSGDUMP;
1928 if (os_strcasecmp(s, "DEBUG") == 0)
1929 return MSG_DEBUG;
1930 if (os_strcasecmp(s, "INFO") == 0)
1931 return MSG_INFO;
1932 if (os_strcasecmp(s, "WARNING") == 0)
1933 return MSG_WARNING;
1934 if (os_strcasecmp(s, "ERROR") == 0)
1935 return MSG_ERROR;
1936 return -1;
1937 }
1938
1939
1940 static int wpa_supplicant_ctrl_iface_log_level(struct wpa_supplicant *wpa_s,
1941 char *cmd, char *buf,
1942 size_t buflen)
1943 {
1944 char *pos, *end, *stamp;
1945 int ret;
1946
1947 if (cmd == NULL) {
1948 return -1;
1949 }
1950
1951 /* cmd: "LOG_LEVEL [<level>]" */
1952 if (*cmd == '\0') {
1953 pos = buf;
1954 end = buf + buflen;
1955 ret = os_snprintf(pos, end - pos, "Current level: %s\n"
1956 "Timestamp: %d\n",
1957 debug_level_str(wpa_debug_level),
1958 wpa_debug_timestamp);
1959 if (ret < 0 || ret >= end - pos)
1960 ret = 0;
1961
1962 return ret;
1963 }
1964
1965 while (*cmd == ' ')
1966 cmd++;
1967
1968 stamp = os_strchr(cmd, ' ');
1969 if (stamp) {
1970 *stamp++ = '\0';
1971 while (*stamp == ' ') {
1972 stamp++;
1973 }
1974 }
1975
1976 if (cmd && os_strlen(cmd)) {
1977 int level = str_to_debug_level(cmd);
1978 if (level < 0)
1979 return -1;
1980 wpa_debug_level = level;
1981 }
1982
1983 if (stamp && os_strlen(stamp))
1984 wpa_debug_timestamp = atoi(stamp);
1985
1986 os_memcpy(buf, "OK\n", 3);
1987 return 3;
1988 }
1989
1990
1991 static int wpa_supplicant_ctrl_iface_list_networks(
1992 struct wpa_supplicant *wpa_s, char *buf, size_t buflen)
1993 {
1994 char *pos, *end;
1995 struct wpa_ssid *ssid;
1996 int ret;
1997
1998 pos = buf;
1999 end = buf + buflen;
2000 ret = os_snprintf(pos, end - pos,
2001 "network id / ssid / bssid / flags\n");
2002 if (ret < 0 || ret >= end - pos)
2003 return pos - buf;
2004 pos += ret;
2005
2006 ssid = wpa_s->conf->ssid;
2007 while (ssid) {
2008 ret = os_snprintf(pos, end - pos, "%d\t%s",
2009 ssid->id,
2010 wpa_ssid_txt(ssid->ssid, ssid->ssid_len));
2011 if (ret < 0 || ret >= end - pos)
2012 return pos - buf;
2013 pos += ret;
2014 if (ssid->bssid_set) {
2015 ret = os_snprintf(pos, end - pos, "\t" MACSTR,
2016 MAC2STR(ssid->bssid));
2017 } else {
2018 ret = os_snprintf(pos, end - pos, "\tany");
2019 }
2020 if (ret < 0 || ret >= end - pos)
2021 return pos - buf;
2022 pos += ret;
2023 ret = os_snprintf(pos, end - pos, "\t%s%s%s%s",
2024 ssid == wpa_s->current_ssid ?
2025 "[CURRENT]" : "",
2026 ssid->disabled ? "[DISABLED]" : "",
2027 ssid->disabled_until.sec ?
2028 "[TEMP-DISABLED]" : "",
2029 ssid->disabled == 2 ? "[P2P-PERSISTENT]" :
2030 "");
2031 if (ret < 0 || ret >= end - pos)
2032 return pos - buf;
2033 pos += ret;
2034 ret = os_snprintf(pos, end - pos, "\n");
2035 if (ret < 0 || ret >= end - pos)
2036 return pos - buf;
2037 pos += ret;
2038
2039 ssid = ssid->next;
2040 }
2041
2042 return pos - buf;
2043 }
2044
2045
2046 static char * wpa_supplicant_cipher_txt(char *pos, char *end, int cipher)
2047 {
2048 int ret;
2049 ret = os_snprintf(pos, end - pos, "-");
2050 if (ret < 0 || ret >= end - pos)
2051 return pos;
2052 pos += ret;
2053 ret = wpa_write_ciphers(pos, end, cipher, "+");
2054 if (ret < 0)
2055 return pos;
2056 pos += ret;
2057 return pos;
2058 }
2059
2060
2061 static char * wpa_supplicant_ie_txt(char *pos, char *end, const char *proto,
2062 const u8 *ie, size_t ie_len)
2063 {
2064 struct wpa_ie_data data;
2065 char *start;
2066 int ret;
2067
2068 ret = os_snprintf(pos, end - pos, "[%s-", proto);
2069 if (ret < 0 || ret >= end - pos)
2070 return pos;
2071 pos += ret;
2072
2073 if (wpa_parse_wpa_ie(ie, ie_len, &data) < 0) {
2074 ret = os_snprintf(pos, end - pos, "?]");
2075 if (ret < 0 || ret >= end - pos)
2076 return pos;
2077 pos += ret;
2078 return pos;
2079 }
2080
2081 start = pos;
2082 if (data.key_mgmt & WPA_KEY_MGMT_IEEE8021X) {
2083 ret = os_snprintf(pos, end - pos, "%sEAP",
2084 pos == start ? "" : "+");
2085 if (ret < 0 || ret >= end - pos)
2086 return pos;
2087 pos += ret;
2088 }
2089 if (data.key_mgmt & WPA_KEY_MGMT_PSK) {
2090 ret = os_snprintf(pos, end - pos, "%sPSK",
2091 pos == start ? "" : "+");
2092 if (ret < 0 || ret >= end - pos)
2093 return pos;
2094 pos += ret;
2095 }
2096 if (data.key_mgmt & WPA_KEY_MGMT_WPA_NONE) {
2097 ret = os_snprintf(pos, end - pos, "%sNone",
2098 pos == start ? "" : "+");
2099 if (ret < 0 || ret >= end - pos)
2100 return pos;
2101 pos += ret;
2102 }
2103 #ifdef CONFIG_IEEE80211R
2104 if (data.key_mgmt & WPA_KEY_MGMT_FT_IEEE8021X) {
2105 ret = os_snprintf(pos, end - pos, "%sFT/EAP",
2106 pos == start ? "" : "+");
2107 if (ret < 0 || ret >= end - pos)
2108 return pos;
2109 pos += ret;
2110 }
2111 if (data.key_mgmt & WPA_KEY_MGMT_FT_PSK) {
2112 ret = os_snprintf(pos, end - pos, "%sFT/PSK",
2113 pos == start ? "" : "+");
2114 if (ret < 0 || ret >= end - pos)
2115 return pos;
2116 pos += ret;
2117 }
2118 #endif /* CONFIG_IEEE80211R */
2119 #ifdef CONFIG_IEEE80211W
2120 if (data.key_mgmt & WPA_KEY_MGMT_IEEE8021X_SHA256) {
2121 ret = os_snprintf(pos, end - pos, "%sEAP-SHA256",
2122 pos == start ? "" : "+");
2123 if (ret < 0 || ret >= end - pos)
2124 return pos;
2125 pos += ret;
2126 }
2127 if (data.key_mgmt & WPA_KEY_MGMT_PSK_SHA256) {
2128 ret = os_snprintf(pos, end - pos, "%sPSK-SHA256",
2129 pos == start ? "" : "+");
2130 if (ret < 0 || ret >= end - pos)
2131 return pos;
2132 pos += ret;
2133 }
2134 #endif /* CONFIG_IEEE80211W */
2135
2136 pos = wpa_supplicant_cipher_txt(pos, end, data.pairwise_cipher);
2137
2138 if (data.capabilities & WPA_CAPABILITY_PREAUTH) {
2139 ret = os_snprintf(pos, end - pos, "-preauth");
2140 if (ret < 0 || ret >= end - pos)
2141 return pos;
2142 pos += ret;
2143 }
2144
2145 ret = os_snprintf(pos, end - pos, "]");
2146 if (ret < 0 || ret >= end - pos)
2147 return pos;
2148 pos += ret;
2149
2150 return pos;
2151 }
2152
2153
2154 #ifdef CONFIG_WPS
2155 static char * wpa_supplicant_wps_ie_txt_buf(struct wpa_supplicant *wpa_s,
2156 char *pos, char *end,
2157 struct wpabuf *wps_ie)
2158 {
2159 int ret;
2160 const char *txt;
2161
2162 if (wps_ie == NULL)
2163 return pos;
2164 if (wps_is_selected_pbc_registrar(wps_ie))
2165 txt = "[WPS-PBC]";
2166 else if (wps_is_addr_authorized(wps_ie, wpa_s->own_addr, 0))
2167 txt = "[WPS-AUTH]";
2168 else if (wps_is_selected_pin_registrar(wps_ie))
2169 txt = "[WPS-PIN]";
2170 else
2171 txt = "[WPS]";
2172
2173 ret = os_snprintf(pos, end - pos, "%s", txt);
2174 if (ret >= 0 && ret < end - pos)
2175 pos += ret;
2176 wpabuf_free(wps_ie);
2177 return pos;
2178 }
2179 #endif /* CONFIG_WPS */
2180
2181
2182 static char * wpa_supplicant_wps_ie_txt(struct wpa_supplicant *wpa_s,
2183 char *pos, char *end,
2184 const struct wpa_bss *bss)
2185 {
2186 #ifdef CONFIG_WPS
2187 struct wpabuf *wps_ie;
2188 wps_ie = wpa_bss_get_vendor_ie_multi(bss, WPS_IE_VENDOR_TYPE);
2189 return wpa_supplicant_wps_ie_txt_buf(wpa_s, pos, end, wps_ie);
2190 #else /* CONFIG_WPS */
2191 return pos;
2192 #endif /* CONFIG_WPS */
2193 }
2194
2195
2196 /* Format one result on one text line into a buffer. */
2197 static int wpa_supplicant_ctrl_iface_scan_result(
2198 struct wpa_supplicant *wpa_s,
2199 const struct wpa_bss *bss, char *buf, size_t buflen)
2200 {
2201 char *pos, *end;
2202 int ret;
2203 const u8 *ie, *ie2, *p2p;
2204
2205 p2p = wpa_bss_get_vendor_ie(bss, P2P_IE_VENDOR_TYPE);
2206 if (!p2p)
2207 p2p = wpa_bss_get_vendor_ie_beacon(bss, P2P_IE_VENDOR_TYPE);
2208 if (p2p && bss->ssid_len == P2P_WILDCARD_SSID_LEN &&
2209 os_memcmp(bss->ssid, P2P_WILDCARD_SSID, P2P_WILDCARD_SSID_LEN) ==
2210 0)
2211 return 0; /* Do not show P2P listen discovery results here */
2212
2213 pos = buf;
2214 end = buf + buflen;
2215
2216 ret = os_snprintf(pos, end - pos, MACSTR "\t%d\t%d\t",
2217 MAC2STR(bss->bssid), bss->freq, bss->level);
2218 if (ret < 0 || ret >= end - pos)
2219 return -1;
2220 pos += ret;
2221 ie = wpa_bss_get_vendor_ie(bss, WPA_IE_VENDOR_TYPE);
2222 if (ie)
2223 pos = wpa_supplicant_ie_txt(pos, end, "WPA", ie, 2 + ie[1]);
2224 ie2 = wpa_bss_get_ie(bss, WLAN_EID_RSN);
2225 if (ie2)
2226 pos = wpa_supplicant_ie_txt(pos, end, "WPA2", ie2, 2 + ie2[1]);
2227 pos = wpa_supplicant_wps_ie_txt(wpa_s, pos, end, bss);
2228 if (!ie && !ie2 && bss->caps & IEEE80211_CAP_PRIVACY) {
2229 ret = os_snprintf(pos, end - pos, "[WEP]");
2230 if (ret < 0 || ret >= end - pos)
2231 return -1;
2232 pos += ret;
2233 }
2234 if (bss->caps & IEEE80211_CAP_IBSS) {
2235 ret = os_snprintf(pos, end - pos, "[IBSS]");
2236 if (ret < 0 || ret >= end - pos)
2237 return -1;
2238 pos += ret;
2239 }
2240 if (bss->caps & IEEE80211_CAP_ESS) {
2241 ret = os_snprintf(pos, end - pos, "[ESS]");
2242 if (ret < 0 || ret >= end - pos)
2243 return -1;
2244 pos += ret;
2245 }
2246 if (p2p) {
2247 ret = os_snprintf(pos, end - pos, "[P2P]");
2248 if (ret < 0 || ret >= end - pos)
2249 return -1;
2250 pos += ret;
2251 }
2252 #ifdef CONFIG_HS20
2253 if (wpa_bss_get_vendor_ie(bss, HS20_IE_VENDOR_TYPE) && ie2) {
2254 ret = os_snprintf(pos, end - pos, "[HS20]");
2255 if (ret < 0 || ret >= end - pos)
2256 return -1;
2257 pos += ret;
2258 }
2259 #endif /* CONFIG_HS20 */
2260
2261 ret = os_snprintf(pos, end - pos, "\t%s",
2262 wpa_ssid_txt(bss->ssid, bss->ssid_len));
2263 if (ret < 0 || ret >= end - pos)
2264 return -1;
2265 pos += ret;
2266
2267 ret = os_snprintf(pos, end - pos, "\n");
2268 if (ret < 0 || ret >= end - pos)
2269 return -1;
2270 pos += ret;
2271
2272 return pos - buf;
2273 }
2274
2275
2276 static int wpa_supplicant_ctrl_iface_scan_results(
2277 struct wpa_supplicant *wpa_s, char *buf, size_t buflen)
2278 {
2279 char *pos, *end;
2280 struct wpa_bss *bss;
2281 int ret;
2282
2283 pos = buf;
2284 end = buf + buflen;
2285 ret = os_snprintf(pos, end - pos, "bssid / frequency / signal level / "
2286 "flags / ssid\n");
2287 if (ret < 0 || ret >= end - pos)
2288 return pos - buf;
2289 pos += ret;
2290
2291 dl_list_for_each(bss, &wpa_s->bss_id, struct wpa_bss, list_id) {
2292 ret = wpa_supplicant_ctrl_iface_scan_result(wpa_s, bss, pos,
2293 end - pos);
2294 if (ret < 0 || ret >= end - pos)
2295 return pos - buf;
2296 pos += ret;
2297 }
2298
2299 return pos - buf;
2300 }
2301
2302
2303 static int wpa_supplicant_ctrl_iface_select_network(
2304 struct wpa_supplicant *wpa_s, char *cmd)
2305 {
2306 int id;
2307 struct wpa_ssid *ssid;
2308
2309 /* cmd: "<network id>" or "any" */
2310 if (os_strcmp(cmd, "any") == 0) {
2311 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SELECT_NETWORK any");
2312 ssid = NULL;
2313 } else {
2314 id = atoi(cmd);
2315 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SELECT_NETWORK id=%d", id);
2316
2317 ssid = wpa_config_get_network(wpa_s->conf, id);
2318 if (ssid == NULL) {
2319 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
2320 "network id=%d", id);
2321 return -1;
2322 }
2323 if (ssid->disabled == 2) {
2324 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Cannot use "
2325 "SELECT_NETWORK with persistent P2P group");
2326 return -1;
2327 }
2328 }
2329
2330 wpa_supplicant_select_network(wpa_s, ssid);
2331
2332 return 0;
2333 }
2334
2335
2336 static int wpa_supplicant_ctrl_iface_enable_network(
2337 struct wpa_supplicant *wpa_s, char *cmd)
2338 {
2339 int id;
2340 struct wpa_ssid *ssid;
2341
2342 /* cmd: "<network id>" or "all" */
2343 if (os_strcmp(cmd, "all") == 0) {
2344 wpa_printf(MSG_DEBUG, "CTRL_IFACE: ENABLE_NETWORK all");
2345 ssid = NULL;
2346 } else {
2347 id = atoi(cmd);
2348 wpa_printf(MSG_DEBUG, "CTRL_IFACE: ENABLE_NETWORK id=%d", id);
2349
2350 ssid = wpa_config_get_network(wpa_s->conf, id);
2351 if (ssid == NULL) {
2352 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
2353 "network id=%d", id);
2354 return -1;
2355 }
2356 if (ssid->disabled == 2) {
2357 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Cannot use "
2358 "ENABLE_NETWORK with persistent P2P group");
2359 return -1;
2360 }
2361
2362 if (os_strstr(cmd, " no-connect")) {
2363 ssid->disabled = 0;
2364 return 0;
2365 }
2366 }
2367 wpa_supplicant_enable_network(wpa_s, ssid);
2368
2369 return 0;
2370 }
2371
2372
2373 static int wpa_supplicant_ctrl_iface_disable_network(
2374 struct wpa_supplicant *wpa_s, char *cmd)
2375 {
2376 int id;
2377 struct wpa_ssid *ssid;
2378
2379 /* cmd: "<network id>" or "all" */
2380 if (os_strcmp(cmd, "all") == 0) {
2381 wpa_printf(MSG_DEBUG, "CTRL_IFACE: DISABLE_NETWORK all");
2382 ssid = NULL;
2383 } else {
2384 id = atoi(cmd);
2385 wpa_printf(MSG_DEBUG, "CTRL_IFACE: DISABLE_NETWORK id=%d", id);
2386
2387 ssid = wpa_config_get_network(wpa_s->conf, id);
2388 if (ssid == NULL) {
2389 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
2390 "network id=%d", id);
2391 return -1;
2392 }
2393 if (ssid->disabled == 2) {
2394 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Cannot use "
2395 "DISABLE_NETWORK with persistent P2P "
2396 "group");
2397 return -1;
2398 }
2399 }
2400 wpa_supplicant_disable_network(wpa_s, ssid);
2401
2402 return 0;
2403 }
2404
2405
2406 static int wpa_supplicant_ctrl_iface_add_network(
2407 struct wpa_supplicant *wpa_s, char *buf, size_t buflen)
2408 {
2409 struct wpa_ssid *ssid;
2410 int ret;
2411
2412 wpa_printf(MSG_DEBUG, "CTRL_IFACE: ADD_NETWORK");
2413
2414 ssid = wpa_config_add_network(wpa_s->conf);
2415 if (ssid == NULL)
2416 return -1;
2417
2418 wpas_notify_network_added(wpa_s, ssid);
2419
2420 ssid->disabled = 1;
2421 wpa_config_set_network_defaults(ssid);
2422
2423 ret = os_snprintf(buf, buflen, "%d\n", ssid->id);
2424 if (ret < 0 || (size_t) ret >= buflen)
2425 return -1;
2426 return ret;
2427 }
2428
2429
2430 static int wpa_supplicant_ctrl_iface_remove_network(
2431 struct wpa_supplicant *wpa_s, char *cmd)
2432 {
2433 int id;
2434 struct wpa_ssid *ssid;
2435 int was_disabled;
2436
2437 /* cmd: "<network id>" or "all" */
2438 if (os_strcmp(cmd, "all") == 0) {
2439 wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_NETWORK all");
2440 if (wpa_s->sched_scanning)
2441 wpa_supplicant_cancel_sched_scan(wpa_s);
2442
2443 eapol_sm_invalidate_cached_session(wpa_s->eapol);
2444 if (wpa_s->current_ssid) {
2445 #ifdef CONFIG_SME
2446 wpa_s->sme.prev_bssid_set = 0;
2447 #endif /* CONFIG_SME */
2448 wpa_sm_set_config(wpa_s->wpa, NULL);
2449 eapol_sm_notify_config(wpa_s->eapol, NULL, NULL);
2450 wpa_supplicant_deauthenticate(
2451 wpa_s, WLAN_REASON_DEAUTH_LEAVING);
2452 }
2453 ssid = wpa_s->conf->ssid;
2454 while (ssid) {
2455 struct wpa_ssid *remove_ssid = ssid;
2456 id = ssid->id;
2457 ssid = ssid->next;
2458 wpas_notify_network_removed(wpa_s, remove_ssid);
2459 wpa_config_remove_network(wpa_s->conf, id);
2460 }
2461 return 0;
2462 }
2463
2464 id = atoi(cmd);
2465 wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_NETWORK id=%d", id);
2466
2467 ssid = wpa_config_get_network(wpa_s->conf, id);
2468 if (ssid)
2469 wpas_notify_network_removed(wpa_s, ssid);
2470 if (ssid == NULL) {
2471 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find network "
2472 "id=%d", id);
2473 return -1;
2474 }
2475
2476 if (ssid == wpa_s->current_ssid || wpa_s->current_ssid == NULL) {
2477 #ifdef CONFIG_SME
2478 wpa_s->sme.prev_bssid_set = 0;
2479 #endif /* CONFIG_SME */
2480 /*
2481 * Invalidate the EAP session cache if the current or
2482 * previously used network is removed.
2483 */
2484 eapol_sm_invalidate_cached_session(wpa_s->eapol);
2485 }
2486
2487 if (ssid == wpa_s->current_ssid) {
2488 wpa_sm_set_config(wpa_s->wpa, NULL);
2489 eapol_sm_notify_config(wpa_s->eapol, NULL, NULL);
2490
2491 wpa_supplicant_deauthenticate(wpa_s,
2492 WLAN_REASON_DEAUTH_LEAVING);
2493 }
2494
2495 was_disabled = ssid->disabled;
2496
2497 if (wpa_config_remove_network(wpa_s->conf, id) < 0) {
2498 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Not able to remove the "
2499 "network id=%d", id);
2500 return -1;
2501 }
2502
2503 if (!was_disabled && wpa_s->sched_scanning) {
2504 wpa_printf(MSG_DEBUG, "Stop ongoing sched_scan to remove "
2505 "network from filters");
2506 wpa_supplicant_cancel_sched_scan(wpa_s);
2507 wpa_supplicant_req_scan(wpa_s, 0, 0);
2508 }
2509
2510 return 0;
2511 }
2512
2513
2514 static int wpa_supplicant_ctrl_iface_set_network(
2515 struct wpa_supplicant *wpa_s, char *cmd)
2516 {
2517 int id;
2518 struct wpa_ssid *ssid;
2519 char *name, *value;
2520
2521 /* cmd: "<network id> <variable name> <value>" */
2522 name = os_strchr(cmd, ' ');
2523 if (name == NULL)
2524 return -1;
2525 *name++ = '\0';
2526
2527 value = os_strchr(name, ' ');
2528 if (value == NULL)
2529 return -1;
2530 *value++ = '\0';
2531
2532 id = atoi(cmd);
2533 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SET_NETWORK id=%d name='%s'",
2534 id, name);
2535 wpa_hexdump_ascii_key(MSG_DEBUG, "CTRL_IFACE: value",
2536 (u8 *) value, os_strlen(value));
2537
2538 ssid = wpa_config_get_network(wpa_s->conf, id);
2539 if (ssid == NULL) {
2540 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find network "
2541 "id=%d", id);
2542 return -1;
2543 }
2544
2545 if (wpa_config_set(ssid, name, value, 0) < 0) {
2546 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Failed to set network "
2547 "variable '%s'", name);
2548 return -1;
2549 }
2550
2551 if (os_strcmp(name, "bssid") != 0 &&
2552 os_strcmp(name, "priority") != 0)
2553 wpa_sm_pmksa_cache_flush(wpa_s->wpa, ssid);
2554
2555 if (wpa_s->current_ssid == ssid || wpa_s->current_ssid == NULL) {
2556 /*
2557 * Invalidate the EAP session cache if anything in the current
2558 * or previously used configuration changes.
2559 */
2560 eapol_sm_invalidate_cached_session(wpa_s->eapol);
2561 }
2562
2563 if ((os_strcmp(name, "psk") == 0 &&
2564 value[0] == '"' && ssid->ssid_len) ||
2565 (os_strcmp(name, "ssid") == 0 && ssid->passphrase))
2566 wpa_config_update_psk(ssid);
2567 else if (os_strcmp(name, "priority") == 0)
2568 wpa_config_update_prio_list(wpa_s->conf);
2569
2570 return 0;
2571 }
2572
2573
2574 static int wpa_supplicant_ctrl_iface_get_network(
2575 struct wpa_supplicant *wpa_s, char *cmd, char *buf, size_t buflen)
2576 {
2577 int id;
2578 size_t res;
2579 struct wpa_ssid *ssid;
2580 char *name, *value;
2581
2582 /* cmd: "<network id> <variable name>" */
2583 name = os_strchr(cmd, ' ');
2584 if (name == NULL || buflen == 0)
2585 return -1;
2586 *name++ = '\0';
2587
2588 id = atoi(cmd);
2589 wpa_printf(MSG_DEBUG, "CTRL_IFACE: GET_NETWORK id=%d name='%s'",
2590 id, name);
2591
2592 ssid = wpa_config_get_network(wpa_s->conf, id);
2593 if (ssid == NULL) {
2594 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find network "
2595 "id=%d", id);
2596 return -1;
2597 }
2598
2599 value = wpa_config_get_no_key(ssid, name);
2600 if (value == NULL) {
2601 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Failed to get network "
2602 "variable '%s'", name);
2603 return -1;
2604 }
2605
2606 res = os_strlcpy(buf, value, buflen);
2607 if (res >= buflen) {
2608 os_free(value);
2609 return -1;
2610 }
2611
2612 os_free(value);
2613
2614 return res;
2615 }
2616
2617
2618 static int wpa_supplicant_ctrl_iface_list_creds(struct wpa_supplicant *wpa_s,
2619 char *buf, size_t buflen)
2620 {
2621 char *pos, *end;
2622 struct wpa_cred *cred;
2623 int ret;
2624
2625 pos = buf;
2626 end = buf + buflen;
2627 ret = os_snprintf(pos, end - pos,
2628 "cred id / realm / username / domain / imsi\n");
2629 if (ret < 0 || ret >= end - pos)
2630 return pos - buf;
2631 pos += ret;
2632
2633 cred = wpa_s->conf->cred;
2634 while (cred) {
2635 ret = os_snprintf(pos, end - pos, "%d\t%s\t%s\t%s\t%s\n",
2636 cred->id, cred->realm ? cred->realm : "",
2637 cred->username ? cred->username : "",
2638 cred->domain ? cred->domain[0] : "",
2639 cred->imsi ? cred->imsi : "");
2640 if (ret < 0 || ret >= end - pos)
2641 return pos - buf;
2642 pos += ret;
2643
2644 cred = cred->next;
2645 }
2646
2647 return pos - buf;
2648 }
2649
2650
2651 static int wpa_supplicant_ctrl_iface_add_cred(struct wpa_supplicant *wpa_s,
2652 char *buf, size_t buflen)
2653 {
2654 struct wpa_cred *cred;
2655 int ret;
2656
2657 wpa_printf(MSG_DEBUG, "CTRL_IFACE: ADD_CRED");
2658
2659 cred = wpa_config_add_cred(wpa_s->conf);
2660 if (cred == NULL)
2661 return -1;
2662
2663 ret = os_snprintf(buf, buflen, "%d\n", cred->id);
2664 if (ret < 0 || (size_t) ret >= buflen)
2665 return -1;
2666 return ret;
2667 }
2668
2669
2670 static int wpas_ctrl_remove_cred(struct wpa_supplicant *wpa_s,
2671 struct wpa_cred *cred)
2672 {
2673 struct wpa_ssid *ssid;
2674 char str[20];
2675
2676 if (cred == NULL || wpa_config_remove_cred(wpa_s->conf, cred->id) < 0) {
2677 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find cred");
2678 return -1;
2679 }
2680
2681 /* Remove any network entry created based on the removed credential */
2682 ssid = wpa_s->conf->ssid;
2683 while (ssid) {
2684 if (ssid->parent_cred == cred) {
2685 wpa_printf(MSG_DEBUG, "Remove network id %d since it "
2686 "used the removed credential", ssid->id);
2687 os_snprintf(str, sizeof(str), "%d", ssid->id);
2688 ssid = ssid->next;
2689 wpa_supplicant_ctrl_iface_remove_network(wpa_s, str);
2690 } else
2691 ssid = ssid->next;
2692 }
2693
2694 return 0;
2695 }
2696
2697
2698 static int wpa_supplicant_ctrl_iface_remove_cred(struct wpa_supplicant *wpa_s,
2699 char *cmd)
2700 {
2701 int id;
2702 struct wpa_cred *cred, *prev;
2703
2704 /* cmd: "<cred id>", "all", "sp_fqdn=<FQDN>", or
2705 * "provisioning_sp=<FQDN> */
2706 if (os_strcmp(cmd, "all") == 0) {
2707 wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_CRED all");
2708 cred = wpa_s->conf->cred;
2709 while (cred) {
2710 prev = cred;
2711 cred = cred->next;
2712 wpas_ctrl_remove_cred(wpa_s, prev);
2713 }
2714 return 0;
2715 }
2716
2717 if (os_strncmp(cmd, "sp_fqdn=", 8) == 0) {
2718 wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_CRED SP FQDN '%s'",
2719 cmd + 8);
2720 cred = wpa_s->conf->cred;
2721 while (cred) {
2722 prev = cred;
2723 cred = cred->next;
2724 if (prev->domain) {
2725 size_t i;
2726 for (i = 0; i < prev->num_domain; i++) {
2727 if (os_strcmp(prev->domain[i], cmd + 8)
2728 != 0)
2729 continue;
2730 wpas_ctrl_remove_cred(wpa_s, prev);
2731 break;
2732 }
2733 }
2734 }
2735 return 0;
2736 }
2737
2738 if (os_strncmp(cmd, "provisioning_sp=", 16) == 0) {
2739 wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_CRED provisioning SP FQDN '%s'",
2740 cmd + 16);
2741 cred = wpa_s->conf->cred;
2742 while (cred) {
2743 prev = cred;
2744 cred = cred->next;
2745 if (prev->provisioning_sp &&
2746 os_strcmp(prev->provisioning_sp, cmd + 16) == 0)
2747 wpas_ctrl_remove_cred(wpa_s, prev);
2748 }
2749 return 0;
2750 }
2751
2752 id = atoi(cmd);
2753 wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_CRED id=%d", id);
2754
2755 cred = wpa_config_get_cred(wpa_s->conf, id);
2756 return wpas_ctrl_remove_cred(wpa_s, cred);
2757 }
2758
2759
2760 static int wpa_supplicant_ctrl_iface_set_cred(struct wpa_supplicant *wpa_s,
2761 char *cmd)
2762 {
2763 int id;
2764 struct wpa_cred *cred;
2765 char *name, *value;
2766
2767 /* cmd: "<cred id> <variable name> <value>" */
2768 name = os_strchr(cmd, ' ');
2769 if (name == NULL)
2770 return -1;
2771 *name++ = '\0';
2772
2773 value = os_strchr(name, ' ');
2774 if (value == NULL)
2775 return -1;
2776 *value++ = '\0';
2777
2778 id = atoi(cmd);
2779 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SET_CRED id=%d name='%s'",
2780 id, name);
2781 wpa_hexdump_ascii_key(MSG_DEBUG, "CTRL_IFACE: value",
2782 (u8 *) value, os_strlen(value));
2783
2784 cred = wpa_config_get_cred(wpa_s->conf, id);
2785 if (cred == NULL) {
2786 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find cred id=%d",
2787 id);
2788 return -1;
2789 }
2790
2791 if (wpa_config_set_cred(cred, name, value, 0) < 0) {
2792 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Failed to set cred "
2793 "variable '%s'", name);
2794 return -1;
2795 }
2796
2797 return 0;
2798 }
2799
2800
2801 #ifndef CONFIG_NO_CONFIG_WRITE
2802 static int wpa_supplicant_ctrl_iface_save_config(struct wpa_supplicant *wpa_s)
2803 {
2804 int ret;
2805
2806 if (!wpa_s->conf->update_config) {
2807 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Not allowed "
2808 "to update configuration (update_config=0)");
2809 return -1;
2810 }
2811
2812 ret = wpa_config_write(wpa_s->confname, wpa_s->conf);
2813 if (ret) {
2814 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Failed to "
2815 "update configuration");
2816 } else {
2817 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Configuration"
2818 " updated");
2819 }
2820
2821 return ret;
2822 }
2823 #endif /* CONFIG_NO_CONFIG_WRITE */
2824
2825
2826 struct cipher_info {
2827 unsigned int capa;
2828 const char *name;
2829 int group_only;
2830 };
2831
2832 static const struct cipher_info ciphers[] = {
2833 { WPA_DRIVER_CAPA_ENC_CCMP_256, "CCMP-256", 0 },
2834 { WPA_DRIVER_CAPA_ENC_GCMP_256, "GCMP-256", 0 },
2835 { WPA_DRIVER_CAPA_ENC_CCMP, "CCMP", 0 },
2836 { WPA_DRIVER_CAPA_ENC_GCMP, "GCMP", 0 },
2837 { WPA_DRIVER_CAPA_ENC_TKIP, "TKIP", 0 },
2838 { WPA_DRIVER_CAPA_KEY_MGMT_WPA_NONE, "NONE", 0 },
2839 { WPA_DRIVER_CAPA_ENC_WEP104, "WEP104", 1 },
2840 { WPA_DRIVER_CAPA_ENC_WEP40, "WEP40", 1 }
2841 };
2842
2843
2844 static int ctrl_iface_get_capability_pairwise(int res, char *strict,
2845 struct wpa_driver_capa *capa,
2846 char *buf, size_t buflen)
2847 {
2848 int ret;
2849 char *pos, *end;
2850 size_t len;
2851 unsigned int i;
2852
2853 pos = buf;
2854 end = pos + buflen;
2855
2856 if (res < 0) {
2857 if (strict)
2858 return 0;
2859 len = os_strlcpy(buf, "CCMP TKIP NONE", buflen);
2860 if (len >= buflen)
2861 return -1;
2862 return len;
2863 }
2864
2865 for (i = 0; i < ARRAY_SIZE(ciphers); i++) {
2866 if (!ciphers[i].group_only && capa->enc & ciphers[i].capa) {
2867 ret = os_snprintf(pos, end - pos, "%s%s",
2868 pos == buf ? "" : " ",
2869 ciphers[i].name);
2870 if (ret < 0 || ret >= end - pos)
2871 return pos - buf;
2872 pos += ret;
2873 }
2874 }
2875
2876 return pos - buf;
2877 }
2878
2879
2880 static int ctrl_iface_get_capability_group(int res, char *strict,
2881 struct wpa_driver_capa *capa,
2882 char *buf, size_t buflen)
2883 {
2884 int ret;
2885 char *pos, *end;
2886 size_t len;
2887 unsigned int i;
2888
2889 pos = buf;
2890 end = pos + buflen;
2891
2892 if (res < 0) {
2893 if (strict)
2894 return 0;
2895 len = os_strlcpy(buf, "CCMP TKIP WEP104 WEP40", buflen);
2896 if (len >= buflen)
2897 return -1;
2898 return len;
2899 }
2900
2901 for (i = 0; i < ARRAY_SIZE(ciphers); i++) {
2902 if (capa->enc & ciphers[i].capa) {
2903 ret = os_snprintf(pos, end - pos, "%s%s",
2904 pos == buf ? "" : " ",
2905 ciphers[i].name);
2906 if (ret < 0 || ret >= end - pos)
2907 return pos - buf;
2908 pos += ret;
2909 }
2910 }
2911
2912 return pos - buf;
2913 }
2914
2915
2916 static int ctrl_iface_get_capability_key_mgmt(int res, char *strict,
2917 struct wpa_driver_capa *capa,
2918 char *buf, size_t buflen)
2919 {
2920 int ret;
2921 char *pos, *end;
2922 size_t len;
2923
2924 pos = buf;
2925 end = pos + buflen;
2926
2927 if (res < 0) {
2928 if (strict)
2929 return 0;
2930 len = os_strlcpy(buf, "WPA-PSK WPA-EAP IEEE8021X WPA-NONE "
2931 "NONE", buflen);
2932 if (len >= buflen)
2933 return -1;
2934 return len;
2935 }
2936
2937 ret = os_snprintf(pos, end - pos, "NONE IEEE8021X");
2938 if (ret < 0 || ret >= end - pos)
2939 return pos - buf;
2940 pos += ret;
2941
2942 if (capa->key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA |
2943 WPA_DRIVER_CAPA_KEY_MGMT_WPA2)) {
2944 ret = os_snprintf(pos, end - pos, " WPA-EAP");
2945 if (ret < 0 || ret >= end - pos)
2946 return pos - buf;
2947 pos += ret;
2948 }
2949
2950 if (capa->key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA_PSK |
2951 WPA_DRIVER_CAPA_KEY_MGMT_WPA2_PSK)) {
2952 ret = os_snprintf(pos, end - pos, " WPA-PSK");
2953 if (ret < 0 || ret >= end - pos)
2954 return pos - buf;
2955 pos += ret;
2956 }
2957
2958 if (capa->key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_WPA_NONE) {
2959 ret = os_snprintf(pos, end - pos, " WPA-NONE");
2960 if (ret < 0 || ret >= end - pos)
2961 return pos - buf;
2962 pos += ret;
2963 }
2964
2965 return pos - buf;
2966 }
2967
2968
2969 static int ctrl_iface_get_capability_proto(int res, char *strict,
2970 struct wpa_driver_capa *capa,
2971 char *buf, size_t buflen)
2972 {
2973 int ret;
2974 char *pos, *end;
2975 size_t len;
2976
2977 pos = buf;
2978 end = pos + buflen;
2979
2980 if (res < 0) {
2981 if (strict)
2982 return 0;
2983 len = os_strlcpy(buf, "RSN WPA", buflen);
2984 if (len >= buflen)
2985 return -1;
2986 return len;
2987 }
2988
2989 if (capa->key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA2 |
2990 WPA_DRIVER_CAPA_KEY_MGMT_WPA2_PSK)) {
2991 ret = os_snprintf(pos, end - pos, "%sRSN",
2992 pos == buf ? "" : " ");
2993 if (ret < 0 || ret >= end - pos)
2994 return pos - buf;
2995 pos += ret;
2996 }
2997
2998 if (capa->key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA |
2999 WPA_DRIVER_CAPA_KEY_MGMT_WPA_PSK)) {
3000 ret = os_snprintf(pos, end - pos, "%sWPA",
3001 pos == buf ? "" : " ");
3002 if (ret < 0 || ret >= end - pos)
3003 return pos - buf;
3004 pos += ret;
3005 }
3006
3007 return pos - buf;
3008 }
3009
3010
3011 static int ctrl_iface_get_capability_auth_alg(int res, char *strict,
3012 struct wpa_driver_capa *capa,
3013 char *buf, size_t buflen)
3014 {
3015 int ret;
3016 char *pos, *end;
3017 size_t len;
3018
3019 pos = buf;
3020 end = pos + buflen;
3021
3022 if (res < 0) {
3023 if (strict)
3024 return 0;
3025 len = os_strlcpy(buf, "OPEN SHARED LEAP", buflen);
3026 if (len >= buflen)
3027 return -1;
3028 return len;
3029 }
3030
3031 if (capa->auth & (WPA_DRIVER_AUTH_OPEN)) {
3032 ret = os_snprintf(pos, end - pos, "%sOPEN",
3033 pos == buf ? "" : " ");
3034 if (ret < 0 || ret >= end - pos)
3035 return pos - buf;
3036 pos += ret;
3037 }
3038
3039 if (capa->auth & (WPA_DRIVER_AUTH_SHARED)) {
3040 ret = os_snprintf(pos, end - pos, "%sSHARED",
3041 pos == buf ? "" : " ");
3042 if (ret < 0 || ret >= end - pos)
3043 return pos - buf;
3044 pos += ret;
3045 }
3046
3047 if (capa->auth & (WPA_DRIVER_AUTH_LEAP)) {
3048 ret = os_snprintf(pos, end - pos, "%sLEAP",
3049 pos == buf ? "" : " ");
3050 if (ret < 0 || ret >= end - pos)
3051 return pos - buf;
3052 pos += ret;
3053 }
3054
3055 return pos - buf;
3056 }
3057
3058
3059 static int ctrl_iface_get_capability_modes(int res, char *strict,
3060 struct wpa_driver_capa *capa,
3061 char *buf, size_t buflen)
3062 {
3063 int ret;
3064 char *pos, *end;
3065 size_t len;
3066
3067 pos = buf;
3068 end = pos + buflen;
3069
3070 if (res < 0) {
3071 if (strict)
3072 return 0;
3073 len = os_strlcpy(buf, "IBSS AP", buflen);
3074 if (len >= buflen)
3075 return -1;
3076 return len;
3077 }
3078
3079 if (capa->flags & WPA_DRIVER_FLAGS_IBSS) {
3080 ret = os_snprintf(pos, end - pos, "%sIBSS",
3081 pos == buf ? "" : " ");
3082 if (ret < 0 || ret >= end - pos)
3083 return pos - buf;
3084 pos += ret;
3085 }
3086
3087 if (capa->flags & WPA_DRIVER_FLAGS_AP) {
3088 ret = os_snprintf(pos, end - pos, "%sAP",
3089 pos == buf ? "" : " ");
3090 if (ret < 0 || ret >= end - pos)
3091 return pos - buf;
3092 pos += ret;
3093 }
3094
3095 return pos - buf;
3096 }
3097
3098
3099 static int ctrl_iface_get_capability_channels(struct wpa_supplicant *wpa_s,
3100 char *buf, size_t buflen)
3101 {
3102 struct hostapd_channel_data *chnl;
3103 int ret, i, j;
3104 char *pos, *end, *hmode;
3105
3106 pos = buf;
3107 end = pos + buflen;
3108
3109 for (j = 0; j < wpa_s->hw.num_modes; j++) {
3110 switch (wpa_s->hw.modes[j].mode) {
3111 case HOSTAPD_MODE_IEEE80211B:
3112 hmode = "B";
3113 break;
3114 case HOSTAPD_MODE_IEEE80211G:
3115 hmode = "G";
3116 break;
3117 case HOSTAPD_MODE_IEEE80211A:
3118 hmode = "A";
3119 break;
3120 case HOSTAPD_MODE_IEEE80211AD:
3121 hmode = "AD";
3122 break;
3123 default:
3124 continue;
3125 }
3126 ret = os_snprintf(pos, end - pos, "Mode[%s] Channels:", hmode);
3127 if (ret < 0 || ret >= end - pos)
3128 return pos - buf;
3129 pos += ret;
3130 chnl = wpa_s->hw.modes[j].channels;
3131 for (i = 0; i < wpa_s->hw.modes[j].num_channels; i++) {
3132 if (chnl[i].flag & HOSTAPD_CHAN_DISABLED)
3133 continue;
3134 ret = os_snprintf(pos, end - pos, " %d", chnl[i].chan);
3135 if (ret < 0 || ret >= end - pos)
3136 return pos - buf;
3137 pos += ret;
3138 }
3139 ret = os_snprintf(pos, end - pos, "\n");
3140 if (ret < 0 || ret >= end - pos)
3141 return pos - buf;
3142 pos += ret;
3143 }
3144
3145 return pos - buf;
3146 }
3147
3148
3149 static int ctrl_iface_get_capability_freq(struct wpa_supplicant *wpa_s,
3150 char *buf, size_t buflen)
3151 {
3152 struct hostapd_channel_data *chnl;
3153 int ret, i, j;
3154 char *pos, *end, *hmode;
3155
3156 pos = buf;
3157 end = pos + buflen;
3158
3159 for (j = 0; j < wpa_s->hw.num_modes; j++) {
3160 switch (wpa_s->hw.modes[j].mode) {
3161 case HOSTAPD_MODE_IEEE80211B:
3162 hmode = "B";
3163 break;
3164 case HOSTAPD_MODE_IEEE80211G:
3165 hmode = "G";
3166 break;
3167 case HOSTAPD_MODE_IEEE80211A:
3168 hmode = "A";
3169 break;
3170 case HOSTAPD_MODE_IEEE80211AD:
3171 hmode = "AD";
3172 break;
3173 default:
3174 continue;
3175 }
3176 ret = os_snprintf(pos, end - pos, "Mode[%s] Channels:\n",
3177 hmode);
3178 if (ret < 0 || ret >= end - pos)
3179 return pos - buf;
3180 pos += ret;
3181 chnl = wpa_s->hw.modes[j].channels;
3182 for (i = 0; i < wpa_s->hw.modes[j].num_channels; i++) {
3183 if (chnl[i].flag & HOSTAPD_CHAN_DISABLED)
3184 continue;
3185 ret = os_snprintf(pos, end - pos, " %d = %d MHz%s%s\n",
3186 chnl[i].chan, chnl[i].freq,
3187 chnl[i].flag & HOSTAPD_CHAN_NO_IBSS ?
3188 " (NO_IBSS)" : "",
3189 chnl[i].flag & HOSTAPD_CHAN_RADAR ?
3190 " (DFS)" : "");
3191
3192 if (ret < 0 || ret >= end - pos)
3193 return pos - buf;
3194 pos += ret;
3195 }
3196 ret = os_snprintf(pos, end - pos, "\n");
3197 if (ret < 0 || ret >= end - pos)
3198 return pos - buf;
3199 pos += ret;
3200 }
3201
3202 return pos - buf;
3203 }
3204
3205
3206 static int wpa_supplicant_ctrl_iface_get_capability(
3207 struct wpa_supplicant *wpa_s, const char *_field, char *buf,
3208 size_t buflen)
3209 {
3210 struct wpa_driver_capa capa;
3211 int res;
3212 char *strict;
3213 char field[30];
3214 size_t len;
3215
3216 /* Determine whether or not strict checking was requested */
3217 len = os_strlcpy(field, _field, sizeof(field));
3218 if (len >= sizeof(field))
3219 return -1;
3220 strict = os_strchr(field, ' ');
3221 if (strict != NULL) {
3222 *strict++ = '\0';
3223 if (os_strcmp(strict, "strict") != 0)
3224 return -1;
3225 }
3226
3227 wpa_printf(MSG_DEBUG, "CTRL_IFACE: GET_CAPABILITY '%s' %s",
3228 field, strict ? strict : "");
3229
3230 if (os_strcmp(field, "eap") == 0) {
3231 return eap_get_names(buf, buflen);
3232 }
3233
3234 res = wpa_drv_get_capa(wpa_s, &capa);
3235
3236 if (os_strcmp(field, "pairwise") == 0)
3237 return ctrl_iface_get_capability_pairwise(res, strict, &capa,
3238 buf, buflen);
3239
3240 if (os_strcmp(field, "group") == 0)
3241 return ctrl_iface_get_capability_group(res, strict, &capa,
3242 buf, buflen);
3243
3244 if (os_strcmp(field, "key_mgmt") == 0)
3245 return ctrl_iface_get_capability_key_mgmt(res, strict, &capa,
3246 buf, buflen);
3247
3248 if (os_strcmp(field, "proto") == 0)
3249 return ctrl_iface_get_capability_proto(res, strict, &capa,
3250 buf, buflen);
3251
3252 if (os_strcmp(field, "auth_alg") == 0)
3253 return ctrl_iface_get_capability_auth_alg(res, strict, &capa,
3254 buf, buflen);
3255
3256 if (os_strcmp(field, "modes") == 0)
3257 return ctrl_iface_get_capability_modes(res, strict, &capa,
3258 buf, buflen);
3259
3260 if (os_strcmp(field, "channels") == 0)
3261 return ctrl_iface_get_capability_channels(wpa_s, buf, buflen);
3262
3263 if (os_strcmp(field, "freq") == 0)
3264 return ctrl_iface_get_capability_freq(wpa_s, buf, buflen);
3265
3266 #ifdef CONFIG_TDLS
3267 if (os_strcmp(field, "tdls") == 0)
3268 return ctrl_iface_get_capability_tdls(wpa_s, buf, buflen);
3269 #endif /* CONFIG_TDLS */
3270
3271 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Unknown GET_CAPABILITY field '%s'",
3272 field);
3273
3274 return -1;
3275 }
3276
3277
3278 #ifdef CONFIG_INTERWORKING
3279 static char * anqp_add_hex(char *pos, char *end, const char *title,
3280 struct wpabuf *data)
3281 {
3282 char *start = pos;
3283 size_t i;
3284 int ret;
3285 const u8 *d;
3286
3287 if (data == NULL)
3288 return start;
3289
3290 ret = os_snprintf(pos, end - pos, "%s=", title);
3291 if (ret < 0 || ret >= end - pos)
3292 return start;
3293 pos += ret;
3294
3295 d = wpabuf_head_u8(data);
3296 for (i = 0; i < wpabuf_len(data); i++) {
3297 ret = os_snprintf(pos, end - pos, "%02x", *d++);
3298 if (ret < 0 || ret >= end - pos)
3299 return start;
3300 pos += ret;
3301 }
3302
3303 ret = os_snprintf(pos, end - pos, "\n");
3304 if (ret < 0 || ret >= end - pos)
3305 return start;
3306 pos += ret;
3307
3308 return pos;
3309 }
3310 #endif /* CONFIG_INTERWORKING */
3311
3312
3313 static int print_bss_info(struct wpa_supplicant *wpa_s, struct wpa_bss *bss,
3314 unsigned long mask, char *buf, size_t buflen)
3315 {
3316 size_t i;
3317 int ret;
3318 char *pos, *end;
3319 const u8 *ie, *ie2;
3320
3321 pos = buf;
3322 end = buf + buflen;
3323
3324 if (mask & WPA_BSS_MASK_ID) {
3325 ret = os_snprintf(pos, end - pos, "id=%u\n", bss->id);
3326 if (ret < 0 || ret >= end - pos)
3327 return 0;
3328 pos += ret;
3329 }
3330
3331 if (mask & WPA_BSS_MASK_BSSID) {
3332 ret = os_snprintf(pos, end - pos, "bssid=" MACSTR "\n",
3333 MAC2STR(bss->bssid));
3334 if (ret < 0 || ret >= end - pos)
3335 return 0;
3336 pos += ret;
3337 }
3338
3339 if (mask & WPA_BSS_MASK_FREQ) {
3340 ret = os_snprintf(pos, end - pos, "freq=%d\n", bss->freq);
3341 if (ret < 0 || ret >= end - pos)
3342 return 0;
3343 pos += ret;
3344 }
3345
3346 if (mask & WPA_BSS_MASK_BEACON_INT) {
3347 ret = os_snprintf(pos, end - pos, "beacon_int=%d\n",
3348 bss->beacon_int);
3349 if (ret < 0 || ret >= end - pos)
3350 return 0;
3351 pos += ret;
3352 }
3353
3354 if (mask & WPA_BSS_MASK_CAPABILITIES) {
3355 ret = os_snprintf(pos, end - pos, "capabilities=0x%04x\n",
3356 bss->caps);
3357 if (ret < 0 || ret >= end - pos)
3358 return 0;
3359 pos += ret;
3360 }
3361
3362 if (mask & WPA_BSS_MASK_QUAL) {
3363 ret = os_snprintf(pos, end - pos, "qual=%d\n", bss->qual);
3364 if (ret < 0 || ret >= end - pos)
3365 return 0;
3366 pos += ret;
3367 }
3368
3369 if (mask & WPA_BSS_MASK_NOISE) {
3370 ret = os_snprintf(pos, end - pos, "noise=%d\n", bss->noise);
3371 if (ret < 0 || ret >= end - pos)
3372 return 0;
3373 pos += ret;
3374 }
3375
3376 if (mask & WPA_BSS_MASK_LEVEL) {
3377 ret = os_snprintf(pos, end - pos, "level=%d\n", bss->level);
3378 if (ret < 0 || ret >= end - pos)
3379 return 0;
3380 pos += ret;
3381 }
3382
3383 if (mask & WPA_BSS_MASK_TSF) {
3384 ret = os_snprintf(pos, end - pos, "tsf=%016llu\n",
3385 (unsigned long long) bss->tsf);
3386 if (ret < 0 || ret >= end - pos)
3387 return 0;
3388 pos += ret;
3389 }
3390
3391 if (mask & WPA_BSS_MASK_AGE) {
3392 struct os_reltime now;
3393
3394 os_get_reltime(&now);
3395 ret = os_snprintf(pos, end - pos, "age=%d\n",
3396 (int) (now.sec - bss->last_update.sec));
3397 if (ret < 0 || ret >= end - pos)
3398 return 0;
3399 pos += ret;
3400 }
3401
3402 if (mask & WPA_BSS_MASK_IE) {
3403 ret = os_snprintf(pos, end - pos, "ie=");
3404 if (ret < 0 || ret >= end - pos)
3405 return 0;
3406 pos += ret;
3407
3408 ie = (const u8 *) (bss + 1);
3409 for (i = 0; i < bss->ie_len; i++) {
3410 ret = os_snprintf(pos, end - pos, "%02x", *ie++);
3411 if (ret < 0 || ret >= end - pos)
3412 return 0;
3413 pos += ret;
3414 }
3415
3416 ret = os_snprintf(pos, end - pos, "\n");
3417 if (ret < 0 || ret >= end - pos)
3418 return 0;
3419 pos += ret;
3420 }
3421
3422 if (mask & WPA_BSS_MASK_FLAGS) {
3423 ret = os_snprintf(pos, end - pos, "flags=");
3424 if (ret < 0 || ret >= end - pos)
3425 return 0;
3426 pos += ret;
3427
3428 ie = wpa_bss_get_vendor_ie(bss, WPA_IE_VENDOR_TYPE);
3429 if (ie)
3430 pos = wpa_supplicant_ie_txt(pos, end, "WPA", ie,
3431 2 + ie[1]);
3432 ie2 = wpa_bss_get_ie(bss, WLAN_EID_RSN);
3433 if (ie2)
3434 pos = wpa_supplicant_ie_txt(pos, end, "WPA2", ie2,
3435 2 + ie2[1]);
3436 pos = wpa_supplicant_wps_ie_txt(wpa_s, pos, end, bss);
3437 if (!ie && !ie2 && bss->caps & IEEE80211_CAP_PRIVACY) {
3438 ret = os_snprintf(pos, end - pos, "[WEP]");
3439 if (ret < 0 || ret >= end - pos)
3440 return 0;
3441 pos += ret;
3442 }
3443 if (bss->caps & IEEE80211_CAP_IBSS) {
3444 ret = os_snprintf(pos, end - pos, "[IBSS]");
3445 if (ret < 0 || ret >= end - pos)
3446 return 0;
3447 pos += ret;
3448 }
3449 if (bss->caps & IEEE80211_CAP_ESS) {
3450 ret = os_snprintf(pos, end - pos, "[ESS]");
3451 if (ret < 0 || ret >= end - pos)
3452 return 0;
3453 pos += ret;
3454 }
3455 if (wpa_bss_get_vendor_ie(bss, P2P_IE_VENDOR_TYPE) ||
3456 wpa_bss_get_vendor_ie_beacon(bss, P2P_IE_VENDOR_TYPE)) {
3457 ret = os_snprintf(pos, end - pos, "[P2P]");
3458 if (ret < 0 || ret >= end - pos)
3459 return 0;
3460 pos += ret;
3461 }
3462 #ifdef CONFIG_HS20
3463 if (wpa_bss_get_vendor_ie(bss, HS20_IE_VENDOR_TYPE)) {
3464 ret = os_snprintf(pos, end - pos, "[HS20]");
3465 if (ret < 0 || ret >= end - pos)
3466 return 0;
3467 pos += ret;
3468 }
3469 #endif /* CONFIG_HS20 */
3470
3471 ret = os_snprintf(pos, end - pos, "\n");
3472 if (ret < 0 || ret >= end - pos)
3473 return 0;
3474 pos += ret;
3475 }
3476
3477 if (mask & WPA_BSS_MASK_SSID) {
3478 ret = os_snprintf(pos, end - pos, "ssid=%s\n",
3479 wpa_ssid_txt(bss->ssid, bss->ssid_len));
3480 if (ret < 0 || ret >= end - pos)
3481 return 0;
3482 pos += ret;
3483 }
3484
3485 #ifdef CONFIG_WPS
3486 if (mask & WPA_BSS_MASK_WPS_SCAN) {
3487 ie = (const u8 *) (bss + 1);
3488 ret = wpas_wps_scan_result_text(ie, bss->ie_len, pos, end);
3489 if (ret < 0 || ret >= end - pos)
3490 return 0;
3491 pos += ret;
3492 }
3493 #endif /* CONFIG_WPS */
3494
3495 #ifdef CONFIG_P2P
3496 if (mask & WPA_BSS_MASK_P2P_SCAN) {
3497 ie = (const u8 *) (bss + 1);
3498 ret = wpas_p2p_scan_result_text(ie, bss->ie_len, pos, end);
3499 if (ret < 0 || ret >= end - pos)
3500 return 0;
3501 pos += ret;
3502 }
3503 #endif /* CONFIG_P2P */
3504
3505 #ifdef CONFIG_WIFI_DISPLAY
3506 if (mask & WPA_BSS_MASK_WIFI_DISPLAY) {
3507 struct wpabuf *wfd;
3508 ie = (const u8 *) (bss + 1);
3509 wfd = ieee802_11_vendor_ie_concat(ie, bss->ie_len,
3510 WFD_IE_VENDOR_TYPE);
3511 if (wfd) {
3512 ret = os_snprintf(pos, end - pos, "wfd_subelems=");
3513 if (ret < 0 || ret >= end - pos) {
3514 wpabuf_free(wfd);
3515 return 0;
3516 }
3517 pos += ret;
3518
3519 pos += wpa_snprintf_hex(pos, end - pos,
3520 wpabuf_head(wfd),
3521 wpabuf_len(wfd));
3522 wpabuf_free(wfd);
3523
3524 ret = os_snprintf(pos, end - pos, "\n");
3525 if (ret < 0 || ret >= end - pos)
3526 return 0;
3527 pos += ret;
3528 }
3529 }
3530 #endif /* CONFIG_WIFI_DISPLAY */
3531
3532 #ifdef CONFIG_INTERWORKING
3533 if ((mask & WPA_BSS_MASK_INTERNETW) && bss->anqp) {
3534 struct wpa_bss_anqp *anqp = bss->anqp;
3535 pos = anqp_add_hex(pos, end, "anqp_venue_name",
3536 anqp->venue_name);
3537 pos = anqp_add_hex(pos, end, "anqp_network_auth_type",
3538 anqp->network_auth_type);
3539 pos = anqp_add_hex(pos, end, "anqp_roaming_consortium",
3540 anqp->roaming_consortium);
3541 pos = anqp_add_hex(pos, end, "anqp_ip_addr_type_availability",
3542 anqp->ip_addr_type_availability);
3543 pos = anqp_add_hex(pos, end, "anqp_nai_realm",
3544 anqp->nai_realm);
3545 pos = anqp_add_hex(pos, end, "anqp_3gpp", anqp->anqp_3gpp);
3546 pos = anqp_add_hex(pos, end, "anqp_domain_name",
3547 anqp->domain_name);
3548 #ifdef CONFIG_HS20
3549 pos = anqp_add_hex(pos, end, "hs20_operator_friendly_name",
3550 anqp->hs20_operator_friendly_name);
3551 pos = anqp_add_hex(pos, end, "hs20_wan_metrics",
3552 anqp->hs20_wan_metrics);
3553 pos = anqp_add_hex(pos, end, "hs20_connection_capability",
3554 anqp->hs20_connection_capability);
3555 pos = anqp_add_hex(pos, end, "hs20_operating_class",
3556 anqp->hs20_operating_class);
3557 pos = anqp_add_hex(pos, end, "hs20_osu_providers_list",
3558 anqp->hs20_osu_providers_list);
3559 #endif /* CONFIG_HS20 */
3560 }
3561 #endif /* CONFIG_INTERWORKING */
3562
3563 if (mask & WPA_BSS_MASK_DELIM) {
3564 ret = os_snprintf(pos, end - pos, "====\n");
3565 if (ret < 0 || ret >= end - pos)
3566 return 0;
3567 pos += ret;
3568 }
3569
3570 return pos - buf;
3571 }
3572
3573
3574 static int wpa_supplicant_ctrl_iface_bss(struct wpa_supplicant *wpa_s,
3575 const char *cmd, char *buf,
3576 size_t buflen)
3577 {
3578 u8 bssid[ETH_ALEN];
3579 size_t i;
3580 struct wpa_bss *bss;
3581 struct wpa_bss *bsslast = NULL;
3582 struct dl_list *next;
3583 int ret = 0;
3584 int len;
3585 char *ctmp;
3586 unsigned long mask = WPA_BSS_MASK_ALL;
3587
3588 if (os_strncmp(cmd, "RANGE=", 6) == 0) {
3589 if (os_strncmp(cmd + 6, "ALL", 3) == 0) {
3590 bss = dl_list_first(&wpa_s->bss_id, struct wpa_bss,
3591 list_id);
3592 bsslast = dl_list_last(&wpa_s->bss_id, struct wpa_bss,
3593 list_id);
3594 } else { /* N1-N2 */
3595 unsigned int id1, id2;
3596
3597 if ((ctmp = os_strchr(cmd + 6, '-')) == NULL) {
3598 wpa_printf(MSG_INFO, "Wrong BSS range "
3599 "format");
3600 return 0;
3601 }
3602
3603 if (*(cmd + 6) == '-')
3604 id1 = 0;
3605 else
3606 id1 = atoi(cmd + 6);
3607 ctmp++;
3608 if (*ctmp >= '0' && *ctmp <= '9')
3609 id2 = atoi(ctmp);
3610 else
3611 id2 = (unsigned int) -1;
3612 bss = wpa_bss_get_id_range(wpa_s, id1, id2);
3613 if (id2 == (unsigned int) -1)
3614 bsslast = dl_list_last(&wpa_s->bss_id,
3615 struct wpa_bss,
3616 list_id);
3617 else {
3618 bsslast = wpa_bss_get_id(wpa_s, id2);
3619 if (bsslast == NULL && bss && id2 > id1) {
3620 struct wpa_bss *tmp = bss;
3621 for (;;) {
3622 next = tmp->list_id.next;
3623 if (next == &wpa_s->bss_id)
3624 break;
3625 tmp = dl_list_entry(
3626 next, struct wpa_bss,
3627 list_id);
3628 if (tmp->id > id2)
3629 break;
3630 bsslast = tmp;
3631 }
3632 }
3633 }
3634 }
3635 } else if (os_strncmp(cmd, "FIRST", 5) == 0)
3636 bss = dl_list_first(&wpa_s->bss_id, struct wpa_bss, list_id);
3637 else if (os_strncmp(cmd, "LAST", 4) == 0)
3638 bss = dl_list_last(&wpa_s->bss_id, struct wpa_bss, list_id);
3639 else if (os_strncmp(cmd, "ID-", 3) == 0) {
3640 i = atoi(cmd + 3);
3641 bss = wpa_bss_get_id(wpa_s, i);
3642 } else if (os_strncmp(cmd, "NEXT-", 5) == 0) {
3643 i = atoi(cmd + 5);
3644 bss = wpa_bss_get_id(wpa_s, i);
3645 if (bss) {
3646 next = bss->list_id.next;
3647 if (next == &wpa_s->bss_id)
3648 bss = NULL;
3649 else
3650 bss = dl_list_entry(next, struct wpa_bss,
3651 list_id);
3652 }
3653 #ifdef CONFIG_P2P
3654 } else if (os_strncmp(cmd, "p2p_dev_addr=", 13) == 0) {
3655 if (hwaddr_aton(cmd + 13, bssid) == 0)
3656 bss = wpa_bss_get_p2p_dev_addr(wpa_s, bssid);
3657 else
3658 bss = NULL;
3659 #endif /* CONFIG_P2P */
3660 } else if (hwaddr_aton(cmd, bssid) == 0)
3661 bss = wpa_bss_get_bssid(wpa_s, bssid);
3662 else {
3663 struct wpa_bss *tmp;
3664 i = atoi(cmd);
3665 bss = NULL;
3666 dl_list_for_each(tmp, &wpa_s->bss_id, struct wpa_bss, list_id)
3667 {
3668 if (i-- == 0) {
3669 bss = tmp;
3670 break;
3671 }
3672 }
3673 }
3674
3675 if ((ctmp = os_strstr(cmd, "MASK=")) != NULL) {
3676 mask = strtoul(ctmp + 5, NULL, 0x10);
3677 if (mask == 0)
3678 mask = WPA_BSS_MASK_ALL;
3679 }
3680
3681 if (bss == NULL)
3682 return 0;
3683
3684 if (bsslast == NULL)
3685 bsslast = bss;
3686 do {
3687 len = print_bss_info(wpa_s, bss, mask, buf, buflen);
3688 ret += len;
3689 buf += len;
3690 buflen -= len;
3691 if (bss == bsslast) {
3692 if ((mask & WPA_BSS_MASK_DELIM) && len &&
3693 (bss == dl_list_last(&wpa_s->bss_id,
3694 struct wpa_bss, list_id)))
3695 os_snprintf(buf - 5, 5, "####\n");
3696 break;
3697 }
3698 next = bss->list_id.next;
3699 if (next == &wpa_s->bss_id)
3700 break;
3701 bss = dl_list_entry(next, struct wpa_bss, list_id);
3702 } while (bss && len);
3703
3704 return ret;
3705 }
3706
3707
3708 static int wpa_supplicant_ctrl_iface_ap_scan(
3709 struct wpa_supplicant *wpa_s, char *cmd)
3710 {
3711 int ap_scan = atoi(cmd);
3712 return wpa_supplicant_set_ap_scan(wpa_s, ap_scan);
3713 }
3714
3715
3716 static int wpa_supplicant_ctrl_iface_scan_interval(
3717 struct wpa_supplicant *wpa_s, char *cmd)
3718 {
3719 int scan_int = atoi(cmd);
3720 return wpa_supplicant_set_scan_interval(wpa_s, scan_int);
3721 }
3722
3723
3724 static int wpa_supplicant_ctrl_iface_bss_expire_age(
3725 struct wpa_supplicant *wpa_s, char *cmd)
3726 {
3727 int expire_age = atoi(cmd);
3728 return wpa_supplicant_set_bss_expiration_age(wpa_s, expire_age);
3729 }
3730
3731
3732 static int wpa_supplicant_ctrl_iface_bss_expire_count(
3733 struct wpa_supplicant *wpa_s, char *cmd)
3734 {
3735 int expire_count = atoi(cmd);
3736 return wpa_supplicant_set_bss_expiration_count(wpa_s, expire_count);
3737 }
3738
3739
3740 static int wpa_supplicant_ctrl_iface_bss_flush(
3741 struct wpa_supplicant *wpa_s, char *cmd)
3742 {
3743 int flush_age = atoi(cmd);
3744
3745 if (flush_age == 0)
3746 wpa_bss_flush(wpa_s);
3747 else
3748 wpa_bss_flush_by_age(wpa_s, flush_age);
3749 return 0;
3750 }
3751
3752
3753 static void wpa_supplicant_ctrl_iface_drop_sa(struct wpa_supplicant *wpa_s)
3754 {
3755 wpa_printf(MSG_DEBUG, "Dropping SA without deauthentication");
3756 /* MLME-DELETEKEYS.request */
3757 wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 0, 0, NULL, 0, NULL, 0);
3758 wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 1, 0, NULL, 0, NULL, 0);
3759 wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 2, 0, NULL, 0, NULL, 0);
3760 wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 3, 0, NULL, 0, NULL, 0);
3761 #ifdef CONFIG_IEEE80211W
3762 wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 4, 0, NULL, 0, NULL, 0);
3763 wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 5, 0, NULL, 0, NULL, 0);
3764 #endif /* CONFIG_IEEE80211W */
3765
3766 wpa_drv_set_key(wpa_s, WPA_ALG_NONE, wpa_s->bssid, 0, 0, NULL, 0, NULL,
3767 0);
3768 /* MLME-SETPROTECTION.request(None) */
3769 wpa_drv_mlme_setprotection(wpa_s, wpa_s->bssid,
3770 MLME_SETPROTECTION_PROTECT_TYPE_NONE,
3771 MLME_SETPROTECTION_KEY_TYPE_PAIRWISE);
3772 wpa_sm_drop_sa(wpa_s->wpa);
3773 }
3774
3775
3776 static int wpa_supplicant_ctrl_iface_roam(struct wpa_supplicant *wpa_s,
3777 char *addr)
3778 {
3779 #ifdef CONFIG_NO_SCAN_PROCESSING
3780 return -1;
3781 #else /* CONFIG_NO_SCAN_PROCESSING */
3782 u8 bssid[ETH_ALEN];
3783 struct wpa_bss *bss;
3784 struct wpa_ssid *ssid = wpa_s->current_ssid;
3785
3786 if (hwaddr_aton(addr, bssid)) {
3787 wpa_printf(MSG_DEBUG, "CTRL_IFACE ROAM: invalid "
3788 "address '%s'", addr);
3789 return -1;
3790 }
3791
3792 wpa_printf(MSG_DEBUG, "CTRL_IFACE ROAM " MACSTR, MAC2STR(bssid));
3793
3794 if (!ssid) {
3795 wpa_printf(MSG_DEBUG, "CTRL_IFACE ROAM: No network "
3796 "configuration known for the target AP");
3797 return -1;
3798 }
3799
3800 bss = wpa_bss_get(wpa_s, bssid, ssid->ssid, ssid->ssid_len);
3801 if (!bss) {
3802 wpa_printf(MSG_DEBUG, "CTRL_IFACE ROAM: Target AP not found "
3803 "from BSS table");
3804 return -1;
3805 }
3806
3807 /*
3808 * TODO: Find best network configuration block from configuration to
3809 * allow roaming to other networks
3810 */
3811
3812 wpa_s->reassociate = 1;
3813 wpa_supplicant_connect(wpa_s, bss, ssid);
3814
3815 return 0;
3816 #endif /* CONFIG_NO_SCAN_PROCESSING */
3817 }
3818
3819
3820 #ifdef CONFIG_P2P
3821 static int p2p_ctrl_find(struct wpa_supplicant *wpa_s, char *cmd)
3822 {
3823 unsigned int timeout = atoi(cmd);
3824 enum p2p_discovery_type type = P2P_FIND_START_WITH_FULL;
3825 u8 dev_id[ETH_ALEN], *_dev_id = NULL;
3826 u8 dev_type[WPS_DEV_TYPE_LEN], *_dev_type = NULL;
3827 char *pos;
3828 unsigned int search_delay;
3829
3830 if (os_strstr(cmd, "type=social"))
3831 type = P2P_FIND_ONLY_SOCIAL;
3832 else if (os_strstr(cmd, "type=progressive"))
3833 type = P2P_FIND_PROGRESSIVE;
3834
3835 pos = os_strstr(cmd, "dev_id=");
3836 if (pos) {
3837 pos += 7;
3838 if (hwaddr_aton(pos, dev_id))
3839 return -1;
3840 _dev_id = dev_id;
3841 }
3842
3843 pos = os_strstr(cmd, "dev_type=");
3844 if (pos) {
3845 pos += 9;
3846 if (wps_dev_type_str2bin(pos, dev_type) < 0)
3847 return -1;
3848 _dev_type = dev_type;
3849 }
3850
3851 pos = os_strstr(cmd, "delay=");
3852 if (pos) {
3853 pos += 6;
3854 search_delay = atoi(pos);
3855 } else
3856 search_delay = wpas_p2p_search_delay(wpa_s);
3857
3858 return wpas_p2p_find(wpa_s, timeout, type, _dev_type != NULL, _dev_type,
3859 _dev_id, search_delay);
3860 }
3861
3862
3863 static int p2p_ctrl_connect(struct wpa_supplicant *wpa_s, char *cmd,
3864 char *buf, size_t buflen)
3865 {
3866 u8 addr[ETH_ALEN];
3867 char *pos, *pos2;
3868 char *pin = NULL;
3869 enum p2p_wps_method wps_method;
3870 int new_pin;
3871 int ret;
3872 int persistent_group, persistent_id = -1;
3873 int join;
3874 int auth;
3875 int automatic;
3876 int go_intent = -1;
3877 int freq = 0;
3878 int pd;
3879 int ht40, vht;
3880
3881 /* <addr> <"pbc" | "pin" | PIN> [label|display|keypad]
3882 * [persistent|persistent=<network id>]
3883 * [join] [auth] [go_intent=<0..15>] [freq=<in MHz>] [provdisc]
3884 * [ht40] [vht] */
3885
3886 if (hwaddr_aton(cmd, addr))
3887 return -1;
3888
3889 pos = cmd + 17;
3890 if (*pos != ' ')
3891 return -1;
3892 pos++;
3893
3894 persistent_group = os_strstr(pos, " persistent") != NULL;
3895 pos2 = os_strstr(pos, " persistent=");
3896 if (pos2) {
3897 struct wpa_ssid *ssid;
3898 persistent_id = atoi(pos2 + 12);
3899 ssid = wpa_config_get_network(wpa_s->conf, persistent_id);
3900 if (ssid == NULL || ssid->disabled != 2 ||
3901 ssid->mode != WPAS_MODE_P2P_GO) {
3902 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
3903 "SSID id=%d for persistent P2P group (GO)",
3904 persistent_id);
3905 return -1;
3906 }
3907 }
3908 join = os_strstr(pos, " join") != NULL;
3909 auth = os_strstr(pos, " auth") != NULL;
3910 automatic = os_strstr(pos, " auto") != NULL;
3911 pd = os_strstr(pos, " provdisc") != NULL;
3912 vht = (os_strstr(cmd, " vht") != NULL) || wpa_s->conf->p2p_go_vht;
3913 ht40 = (os_strstr(cmd, " ht40") != NULL) || wpa_s->conf->p2p_go_ht40 ||
3914 vht;
3915
3916 pos2 = os_strstr(pos, " go_intent=");
3917 if (pos2) {
3918 pos2 += 11;
3919 go_intent = atoi(pos2);
3920 if (go_intent < 0 || go_intent > 15)
3921 return -1;
3922 }
3923
3924 pos2 = os_strstr(pos, " freq=");
3925 if (pos2) {
3926 pos2 += 6;
3927 freq = atoi(pos2);
3928 if (freq <= 0)
3929 return -1;
3930 }
3931
3932 if (os_strncmp(pos, "pin", 3) == 0) {
3933 /* Request random PIN (to be displayed) and enable the PIN */
3934 wps_method = WPS_PIN_DISPLAY;
3935 } else if (os_strncmp(pos, "pbc", 3) == 0) {
3936 wps_method = WPS_PBC;
3937 } else {
3938 pin = pos;
3939 pos = os_strchr(pin, ' ');
3940 wps_method = WPS_PIN_KEYPAD;
3941 if (pos) {
3942 *pos++ = '\0';
3943 if (os_strncmp(pos, "display", 7) == 0)
3944 wps_method = WPS_PIN_DISPLAY;
3945 }
3946 if (!wps_pin_str_valid(pin)) {
3947 os_memcpy(buf, "FAIL-INVALID-PIN\n", 17);
3948 return 17;
3949 }
3950 }
3951
3952 new_pin = wpas_p2p_connect(wpa_s, addr, pin, wps_method,
3953 persistent_group, automatic, join,
3954 auth, go_intent, freq, persistent_id, pd,
3955 ht40, vht);
3956 if (new_pin == -2) {
3957 os_memcpy(buf, "FAIL-CHANNEL-UNAVAILABLE\n", 25);
3958 return 25;
3959 }
3960 if (new_pin == -3) {
3961 os_memcpy(buf, "FAIL-CHANNEL-UNSUPPORTED\n", 25);
3962 return 25;
3963 }
3964 if (new_pin < 0)
3965 return -1;
3966 if (wps_method == WPS_PIN_DISPLAY && pin == NULL) {
3967 ret = os_snprintf(buf, buflen, "%08d", new_pin);
3968 if (ret < 0 || (size_t) ret >= buflen)
3969 return -1;
3970 return ret;
3971 }
3972
3973 os_memcpy(buf, "OK\n", 3);
3974 return 3;
3975 }
3976
3977
3978 static int p2p_ctrl_listen(struct wpa_supplicant *wpa_s, char *cmd)
3979 {
3980 unsigned int timeout = atoi(cmd);
3981 return wpas_p2p_listen(wpa_s, timeout);
3982 }
3983
3984
3985 static int p2p_ctrl_prov_disc(struct wpa_supplicant *wpa_s, char *cmd)
3986 {
3987 u8 addr[ETH_ALEN];
3988 char *pos;
3989 enum wpas_p2p_prov_disc_use use = WPAS_P2P_PD_FOR_GO_NEG;
3990
3991 /* <addr> <config method> [join|auto] */
3992
3993 if (hwaddr_aton(cmd, addr))
3994 return -1;
3995
3996 pos = cmd + 17;
3997 if (*pos != ' ')
3998 return -1;
3999 pos++;
4000
4001 if (os_strstr(pos, " join") != NULL)
4002 use = WPAS_P2P_PD_FOR_JOIN;
4003 else if (os_strstr(pos, " auto") != NULL)
4004 use = WPAS_P2P_PD_AUTO;
4005
4006 return wpas_p2p_prov_disc(wpa_s, addr, pos, use);
4007 }
4008
4009
4010 static int p2p_get_passphrase(struct wpa_supplicant *wpa_s, char *buf,
4011 size_t buflen)
4012 {
4013 struct wpa_ssid *ssid = wpa_s->current_ssid;
4014
4015 if (ssid == NULL || ssid->mode != WPAS_MODE_P2P_GO ||
4016 ssid->passphrase == NULL)
4017 return -1;
4018
4019 os_strlcpy(buf, ssid->passphrase, buflen);
4020 return os_strlen(buf);
4021 }
4022
4023
4024 static int p2p_ctrl_serv_disc_req(struct wpa_supplicant *wpa_s, char *cmd,
4025 char *buf, size_t buflen)
4026 {
4027 u64 ref;
4028 int res;
4029 u8 dst_buf[ETH_ALEN], *dst;
4030 struct wpabuf *tlvs;
4031 char *pos;
4032 size_t len;
4033
4034 if (hwaddr_aton(cmd, dst_buf))
4035 return -1;
4036 dst = dst_buf;
4037 if (dst[0] == 0 && dst[1] == 0 && dst[2] == 0 &&
4038 dst[3] == 0 && dst[4] == 0 && dst[5] == 0)
4039 dst = NULL;
4040 pos = cmd + 17;
4041 if (*pos != ' ')
4042 return -1;
4043 pos++;
4044
4045 if (os_strncmp(pos, "upnp ", 5) == 0) {
4046 u8 version;
4047 pos += 5;
4048 if (hexstr2bin(pos, &version, 1) < 0)
4049 return -1;
4050 pos += 2;
4051 if (*pos != ' ')
4052 return -1;
4053 pos++;
4054 ref = wpas_p2p_sd_request_upnp(wpa_s, dst, version, pos);
4055 #ifdef CONFIG_WIFI_DISPLAY
4056 } else if (os_strncmp(pos, "wifi-display ", 13) == 0) {
4057 ref = wpas_p2p_sd_request_wifi_display(wpa_s, dst, pos + 13);
4058 #endif /* CONFIG_WIFI_DISPLAY */
4059 } else {
4060 len = os_strlen(pos);
4061 if (len & 1)
4062 return -1;
4063 len /= 2;
4064 tlvs = wpabuf_alloc(len);
4065 if (tlvs == NULL)
4066 return -1;
4067 if (hexstr2bin(pos, wpabuf_put(tlvs, len), len) < 0) {
4068 wpabuf_free(tlvs);
4069 return -1;
4070 }
4071
4072 ref = wpas_p2p_sd_request(wpa_s, dst, tlvs);
4073 wpabuf_free(tlvs);
4074 }
4075 if (ref == 0)
4076 return -1;
4077 res = os_snprintf(buf, buflen, "%llx", (long long unsigned) ref);
4078 if (res < 0 || (unsigned) res >= buflen)
4079 return -1;
4080 return res;
4081 }
4082
4083
4084 static int p2p_ctrl_serv_disc_cancel_req(struct wpa_supplicant *wpa_s,
4085 char *cmd)
4086 {
4087 long long unsigned val;
4088 u64 req;
4089 if (sscanf(cmd, "%llx", &val) != 1)
4090 return -1;
4091 req = val;
4092 return wpas_p2p_sd_cancel_request(wpa_s, req);
4093 }
4094
4095
4096 static int p2p_ctrl_serv_disc_resp(struct wpa_supplicant *wpa_s, char *cmd)
4097 {
4098 int freq;
4099 u8 dst[ETH_ALEN];
4100 u8 dialog_token;
4101 struct wpabuf *resp_tlvs;
4102 char *pos, *pos2;
4103 size_t len;
4104
4105 pos = os_strchr(cmd, ' ');
4106 if (pos == NULL)
4107 return -1;
4108 *pos++ = '\0';
4109 freq = atoi(cmd);
4110 if (freq == 0)
4111 return -1;
4112
4113 if (hwaddr_aton(pos, dst))
4114 return -1;
4115 pos += 17;
4116 if (*pos != ' ')
4117 return -1;
4118 pos++;
4119
4120 pos2 = os_strchr(pos, ' ');
4121 if (pos2 == NULL)
4122 return -1;
4123 *pos2++ = '\0';
4124 dialog_token = atoi(pos);
4125
4126 len = os_strlen(pos2);
4127 if (len & 1)
4128 return -1;
4129 len /= 2;
4130 resp_tlvs = wpabuf_alloc(len);
4131 if (resp_tlvs == NULL)
4132 return -1;
4133 if (hexstr2bin(pos2, wpabuf_put(resp_tlvs, len), len) < 0) {
4134 wpabuf_free(resp_tlvs);
4135 return -1;
4136 }
4137
4138 wpas_p2p_sd_response(wpa_s, freq, dst, dialog_token, resp_tlvs);
4139 wpabuf_free(resp_tlvs);
4140 return 0;
4141 }
4142
4143
4144 static int p2p_ctrl_serv_disc_external(struct wpa_supplicant *wpa_s,
4145 char *cmd)
4146 {
4147 if (os_strcmp(cmd, "0") && os_strcmp(cmd, "1"))
4148 return -1;
4149 wpa_s->p2p_sd_over_ctrl_iface = atoi(cmd);
4150 return 0;
4151 }
4152
4153
4154 static int p2p_ctrl_service_add_bonjour(struct wpa_supplicant *wpa_s,
4155 char *cmd)
4156 {
4157 char *pos;
4158 size_t len;
4159 struct wpabuf *query, *resp;
4160
4161 pos = os_strchr(cmd, ' ');
4162 if (pos == NULL)
4163 return -1;
4164 *pos++ = '\0';
4165
4166 len = os_strlen(cmd);
4167 if (len & 1)
4168 return -1;
4169 len /= 2;
4170 query = wpabuf_alloc(len);
4171 if (query == NULL)
4172 return -1;
4173 if (hexstr2bin(cmd, wpabuf_put(query, len), len) < 0) {
4174 wpabuf_free(query);
4175 return -1;
4176 }
4177
4178 len = os_strlen(pos);
4179 if (len & 1) {
4180 wpabuf_free(query);
4181 return -1;
4182 }
4183 len /= 2;
4184 resp = wpabuf_alloc(len);
4185 if (resp == NULL) {
4186 wpabuf_free(query);
4187 return -1;
4188 }
4189 if (hexstr2bin(pos, wpabuf_put(resp, len), len) < 0) {
4190 wpabuf_free(query);
4191 wpabuf_free(resp);
4192 return -1;
4193 }
4194
4195 if (wpas_p2p_service_add_bonjour(wpa_s, query, resp) < 0) {
4196 wpabuf_free(query);
4197 wpabuf_free(resp);
4198 return -1;
4199 }
4200 return 0;
4201 }
4202
4203
4204 static int p2p_ctrl_service_add_upnp(struct wpa_supplicant *wpa_s, char *cmd)
4205 {
4206 char *pos;
4207 u8 version;
4208
4209 pos = os_strchr(cmd, ' ');
4210 if (pos == NULL)
4211 return -1;
4212 *pos++ = '\0';
4213
4214 if (hexstr2bin(cmd, &version, 1) < 0)
4215 return -1;
4216
4217 return wpas_p2p_service_add_upnp(wpa_s, version, pos);
4218 }
4219
4220
4221 static int p2p_ctrl_service_add(struct wpa_supplicant *wpa_s, char *cmd)
4222 {
4223 char *pos;
4224
4225 pos = os_strchr(cmd, ' ');
4226 if (pos == NULL)
4227 return -1;
4228 *pos++ = '\0';
4229
4230 if (os_strcmp(cmd, "bonjour") == 0)
4231 return p2p_ctrl_service_add_bonjour(wpa_s, pos);
4232 if (os_strcmp(cmd, "upnp") == 0)
4233 return p2p_ctrl_service_add_upnp(wpa_s, pos);
4234 wpa_printf(MSG_DEBUG, "Unknown service '%s'", cmd);
4235 return -1;
4236 }
4237
4238
4239 static int p2p_ctrl_service_del_bonjour(struct wpa_supplicant *wpa_s,
4240 char *cmd)
4241 {
4242 size_t len;
4243 struct wpabuf *query;
4244 int ret;
4245
4246 len = os_strlen(cmd);
4247 if (len & 1)
4248 return -1;
4249 len /= 2;
4250 query = wpabuf_alloc(len);
4251 if (query == NULL)
4252 return -1;
4253 if (hexstr2bin(cmd, wpabuf_put(query, len), len) < 0) {
4254 wpabuf_free(query);
4255 return -1;
4256 }
4257
4258 ret = wpas_p2p_service_del_bonjour(wpa_s, query);
4259 wpabuf_free(query);
4260 return ret;
4261 }
4262
4263
4264 static int p2p_ctrl_service_del_upnp(struct wpa_supplicant *wpa_s, char *cmd)
4265 {
4266 char *pos;
4267 u8 version;
4268
4269 pos = os_strchr(cmd, ' ');
4270 if (pos == NULL)
4271 return -1;
4272 *pos++ = '\0';
4273
4274 if (hexstr2bin(cmd, &version, 1) < 0)
4275 return -1;
4276
4277 return wpas_p2p_service_del_upnp(wpa_s, version, pos);
4278 }
4279
4280
4281 static int p2p_ctrl_service_del(struct wpa_supplicant *wpa_s, char *cmd)
4282 {
4283 char *pos;
4284
4285 pos = os_strchr(cmd, ' ');
4286 if (pos == NULL)
4287 return -1;
4288 *pos++ = '\0';
4289
4290 if (os_strcmp(cmd, "bonjour") == 0)
4291 return p2p_ctrl_service_del_bonjour(wpa_s, pos);
4292 if (os_strcmp(cmd, "upnp") == 0)
4293 return p2p_ctrl_service_del_upnp(wpa_s, pos);
4294 wpa_printf(MSG_DEBUG, "Unknown service '%s'", cmd);
4295 return -1;
4296 }
4297
4298
4299 static int p2p_ctrl_reject(struct wpa_supplicant *wpa_s, char *cmd)
4300 {
4301 u8 addr[ETH_ALEN];
4302
4303 /* <addr> */
4304
4305 if (hwaddr_aton(cmd, addr))
4306 return -1;
4307
4308 return wpas_p2p_reject(wpa_s, addr);
4309 }
4310
4311
4312 static int p2p_ctrl_invite_persistent(struct wpa_supplicant *wpa_s, char *cmd)
4313 {
4314 char *pos;
4315 int id;
4316 struct wpa_ssid *ssid;
4317 u8 *_peer = NULL, peer[ETH_ALEN];
4318 int freq = 0, pref_freq = 0;
4319 int ht40, vht;
4320
4321 id = atoi(cmd);
4322 pos = os_strstr(cmd, " peer=");
4323 if (pos) {
4324 pos += 6;
4325 if (hwaddr_aton(pos, peer))
4326 return -1;
4327 _peer = peer;
4328 }
4329 ssid = wpa_config_get_network(wpa_s->conf, id);
4330 if (ssid == NULL || ssid->disabled != 2) {
4331 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find SSID id=%d "
4332 "for persistent P2P group",
4333 id);
4334 return -1;
4335 }
4336
4337 pos = os_strstr(cmd, " freq=");
4338 if (pos) {
4339 pos += 6;
4340 freq = atoi(pos);
4341 if (freq <= 0)
4342 return -1;
4343 }
4344
4345 pos = os_strstr(cmd, " pref=");
4346 if (pos) {
4347 pos += 6;
4348 pref_freq = atoi(pos);
4349 if (pref_freq <= 0)
4350 return -1;
4351 }
4352
4353 vht = (os_strstr(cmd, " vht") != NULL) || wpa_s->conf->p2p_go_vht;
4354 ht40 = (os_strstr(cmd, " ht40") != NULL) || wpa_s->conf->p2p_go_ht40 ||
4355 vht;
4356
4357 return wpas_p2p_invite(wpa_s, _peer, ssid, NULL, freq, ht40, vht,
4358 pref_freq);
4359 }
4360
4361
4362 static int p2p_ctrl_invite_group(struct wpa_supplicant *wpa_s, char *cmd)
4363 {
4364 char *pos;
4365 u8 peer[ETH_ALEN], go_dev_addr[ETH_ALEN], *go_dev = NULL;
4366
4367 pos = os_strstr(cmd, " peer=");
4368 if (!pos)
4369 return -1;
4370
4371 *pos = '\0';
4372 pos += 6;
4373 if (hwaddr_aton(pos, peer)) {
4374 wpa_printf(MSG_DEBUG, "P2P: Invalid MAC address '%s'", pos);
4375 return -1;
4376 }
4377
4378 pos = os_strstr(pos, " go_dev_addr=");
4379 if (pos) {
4380 pos += 13;
4381 if (hwaddr_aton(pos, go_dev_addr)) {
4382 wpa_printf(MSG_DEBUG, "P2P: Invalid MAC address '%s'",
4383 pos);
4384 return -1;
4385 }
4386 go_dev = go_dev_addr;
4387 }
4388
4389 return wpas_p2p_invite_group(wpa_s, cmd, peer, go_dev);
4390 }
4391
4392
4393 static int p2p_ctrl_invite(struct wpa_supplicant *wpa_s, char *cmd)
4394 {
4395 if (os_strncmp(cmd, "persistent=", 11) == 0)
4396 return p2p_ctrl_invite_persistent(wpa_s, cmd + 11);
4397 if (os_strncmp(cmd, "group=", 6) == 0)
4398 return p2p_ctrl_invite_group(wpa_s, cmd + 6);
4399
4400 return -1;
4401 }
4402
4403
4404 static int p2p_ctrl_group_add_persistent(struct wpa_supplicant *wpa_s,
4405 char *cmd, int freq, int ht40,
4406 int vht)
4407 {
4408 int id;
4409 struct wpa_ssid *ssid;
4410
4411 id = atoi(cmd);
4412 ssid = wpa_config_get_network(wpa_s->conf, id);
4413 if (ssid == NULL || ssid->disabled != 2) {
4414 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find SSID id=%d "
4415 "for persistent P2P group",
4416 id);
4417 return -1;
4418 }
4419
4420 return wpas_p2p_group_add_persistent(wpa_s, ssid, 0, freq, 0, ht40, vht,
4421 NULL, 0);
4422 }
4423
4424
4425 static int p2p_ctrl_group_add(struct wpa_supplicant *wpa_s, char *cmd)
4426 {
4427 int freq = 0, ht40, vht;
4428 char *pos;
4429
4430 pos = os_strstr(cmd, "freq=");
4431 if (pos)
4432 freq = atoi(pos + 5);
4433
4434 vht = (os_strstr(cmd, "vht") != NULL) || wpa_s->conf->p2p_go_vht;
4435 ht40 = (os_strstr(cmd, "ht40") != NULL) || wpa_s->conf->p2p_go_ht40 ||
4436 vht;
4437
4438 if (os_strncmp(cmd, "persistent=", 11) == 0)
4439 return p2p_ctrl_group_add_persistent(wpa_s, cmd + 11, freq,
4440 ht40, vht);
4441 if (os_strcmp(cmd, "persistent") == 0 ||
4442 os_strncmp(cmd, "persistent ", 11) == 0)
4443 return wpas_p2p_group_add(wpa_s, 1, freq, ht40, vht);
4444 if (os_strncmp(cmd, "freq=", 5) == 0)
4445 return wpas_p2p_group_add(wpa_s, 0, freq, ht40, vht);
4446 if (ht40)
4447 return wpas_p2p_group_add(wpa_s, 0, freq, ht40, vht);
4448
4449 wpa_printf(MSG_DEBUG, "CTRL: Invalid P2P_GROUP_ADD parameters '%s'",
4450 cmd);
4451 return -1;
4452 }
4453
4454
4455 static int p2p_ctrl_peer(struct wpa_supplicant *wpa_s, char *cmd,
4456 char *buf, size_t buflen)
4457 {
4458 u8 addr[ETH_ALEN], *addr_ptr;
4459 int next, res;
4460 const struct p2p_peer_info *info;
4461 char *pos, *end;
4462 char devtype[WPS_DEV_TYPE_BUFSIZE];
4463 struct wpa_ssid *ssid;
4464 size_t i;
4465
4466 if (!wpa_s->global->p2p)
4467 return -1;
4468
4469 if (os_strcmp(cmd, "FIRST") == 0) {
4470 addr_ptr = NULL;
4471 next = 0;
4472 } else if (os_strncmp(cmd, "NEXT-", 5) == 0) {
4473 if (hwaddr_aton(cmd + 5, addr) < 0)
4474 return -1;
4475 addr_ptr = addr;
4476 next = 1;
4477 } else {
4478 if (hwaddr_aton(cmd, addr) < 0)
4479 return -1;
4480 addr_ptr = addr;
4481 next = 0;
4482 }
4483
4484 info = p2p_get_peer_info(wpa_s->global->p2p, addr_ptr, next);
4485 if (info == NULL)
4486 return -1;
4487
4488 pos = buf;
4489 end = buf + buflen;
4490
4491 res = os_snprintf(pos, end - pos, MACSTR "\n"
4492 "pri_dev_type=%s\n"
4493 "device_name=%s\n"
4494 "manufacturer=%s\n"
4495 "model_name=%s\n"
4496 "model_number=%s\n"
4497 "serial_number=%s\n"
4498 "config_methods=0x%x\n"
4499 "dev_capab=0x%x\n"
4500 "group_capab=0x%x\n"
4501 "level=%d\n",
4502 MAC2STR(info->p2p_device_addr),
4503 wps_dev_type_bin2str(info->pri_dev_type,
4504 devtype, sizeof(devtype)),
4505 info->device_name,
4506 info->manufacturer,
4507 info->model_name,
4508 info->model_number,
4509 info->serial_number,
4510 info->config_methods,
4511 info->dev_capab,
4512 info->group_capab,
4513 info->level);
4514 if (res < 0 || res >= end - pos)
4515 return pos - buf;
4516 pos += res;
4517
4518 for (i = 0; i < info->wps_sec_dev_type_list_len / WPS_DEV_TYPE_LEN; i++)
4519 {
4520 const u8 *t;
4521 t = &info->wps_sec_dev_type_list[i * WPS_DEV_TYPE_LEN];
4522 res = os_snprintf(pos, end - pos, "sec_dev_type=%s\n",
4523 wps_dev_type_bin2str(t, devtype,
4524 sizeof(devtype)));
4525 if (res < 0 || res >= end - pos)
4526 return pos - buf;
4527 pos += res;
4528 }
4529
4530 ssid = wpas_p2p_get_persistent(wpa_s, info->p2p_device_addr, NULL, 0);
4531 if (ssid) {
4532 res = os_snprintf(pos, end - pos, "persistent=%d\n", ssid->id);
4533 if (res < 0 || res >= end - pos)
4534 return pos - buf;
4535 pos += res;
4536 }
4537
4538 res = p2p_get_peer_info_txt(info, pos, end - pos);
4539 if (res < 0)
4540 return pos - buf;
4541 pos += res;
4542
4543 return pos - buf;
4544 }
4545
4546
4547 static int p2p_ctrl_disallow_freq(struct wpa_supplicant *wpa_s,
4548 const char *param)
4549 {
4550 unsigned int i;
4551
4552 if (wpa_s->global->p2p == NULL)
4553 return -1;
4554
4555 if (freq_range_list_parse(&wpa_s->global->p2p_disallow_freq, param) < 0)
4556 return -1;
4557
4558 for (i = 0; i < wpa_s->global->p2p_disallow_freq.num; i++) {
4559 struct wpa_freq_range *freq;
4560 freq = &wpa_s->global->p2p_disallow_freq.range[i];
4561 wpa_printf(MSG_DEBUG, "P2P: Disallowed frequency range %u-%u",
4562 freq->min, freq->max);
4563 }
4564
4565 wpas_p2p_update_channel_list(wpa_s);
4566 return 0;
4567 }
4568
4569
4570 static int p2p_ctrl_set(struct wpa_supplicant *wpa_s, char *cmd)
4571 {
4572 char *param;
4573
4574 if (wpa_s->global->p2p == NULL)
4575 return -1;
4576
4577 param = os_strchr(cmd, ' ');
4578 if (param == NULL)
4579 return -1;
4580 *param++ = '\0';
4581
4582 if (os_strcmp(cmd, "discoverability") == 0) {
4583 p2p_set_client_discoverability(wpa_s->global->p2p,
4584 atoi(param));
4585 return 0;
4586 }
4587
4588 if (os_strcmp(cmd, "managed") == 0) {
4589 p2p_set_managed_oper(wpa_s->global->p2p, atoi(param));
4590 return 0;
4591 }
4592
4593 if (os_strcmp(cmd, "listen_channel") == 0) {
4594 return p2p_set_listen_channel(wpa_s->global->p2p, 81,
4595 atoi(param));
4596 }
4597
4598 if (os_strcmp(cmd, "ssid_postfix") == 0) {
4599 return p2p_set_ssid_postfix(wpa_s->global->p2p, (u8 *) param,
4600 os_strlen(param));
4601 }
4602
4603 if (os_strcmp(cmd, "noa") == 0) {
4604 char *pos;
4605 int count, start, duration;
4606 /* GO NoA parameters: count,start_offset(ms),duration(ms) */
4607 count = atoi(param);
4608 pos = os_strchr(param, ',');
4609 if (pos == NULL)
4610 return -1;
4611 pos++;
4612 start = atoi(pos);
4613 pos = os_strchr(pos, ',');
4614 if (pos == NULL)
4615 return -1;
4616 pos++;
4617 duration = atoi(pos);
4618 if (count < 0 || count > 255 || start < 0 || duration < 0)
4619 return -1;
4620 if (count == 0 && duration > 0)
4621 return -1;
4622 wpa_printf(MSG_DEBUG, "CTRL_IFACE: P2P_SET GO NoA: count=%d "
4623 "start=%d duration=%d", count, start, duration);
4624 return wpas_p2p_set_noa(wpa_s, count, start, duration);
4625 }
4626
4627 if (os_strcmp(cmd, "ps") == 0)
4628 return wpa_drv_set_p2p_powersave(wpa_s, atoi(param), -1, -1);
4629
4630 if (os_strcmp(cmd, "oppps") == 0)
4631 return wpa_drv_set_p2p_powersave(wpa_s, -1, atoi(param), -1);
4632
4633 if (os_strcmp(cmd, "ctwindow") == 0)
4634 return wpa_drv_set_p2p_powersave(wpa_s, -1, -1, atoi(param));
4635
4636 if (os_strcmp(cmd, "disabled") == 0) {
4637 wpa_s->global->p2p_disabled = atoi(param);
4638 wpa_printf(MSG_DEBUG, "P2P functionality %s",
4639 wpa_s->global->p2p_disabled ?
4640 "disabled" : "enabled");
4641 if (wpa_s->global->p2p_disabled) {
4642 wpas_p2p_stop_find(wpa_s);
4643 os_memset(wpa_s->p2p_auth_invite, 0, ETH_ALEN);
4644 p2p_flush(wpa_s->global->p2p);
4645 }
4646 return 0;
4647 }
4648
4649 if (os_strcmp(cmd, "conc_pref") == 0) {
4650 if (os_strcmp(param, "sta") == 0)
4651 wpa_s->global->conc_pref = WPA_CONC_PREF_STA;
4652 else if (os_strcmp(param, "p2p") == 0)
4653 wpa_s->global->conc_pref = WPA_CONC_PREF_P2P;
4654 else {
4655 wpa_printf(MSG_INFO, "Invalid conc_pref value");
4656 return -1;
4657 }
4658 wpa_printf(MSG_DEBUG, "Single channel concurrency preference: "
4659 "%s", param);
4660 return 0;
4661 }
4662
4663 if (os_strcmp(cmd, "force_long_sd") == 0) {
4664 wpa_s->force_long_sd = atoi(param);
4665 return 0;
4666 }
4667
4668 if (os_strcmp(cmd, "peer_filter") == 0) {
4669 u8 addr[ETH_ALEN];
4670 if (hwaddr_aton(param, addr))
4671 return -1;
4672 p2p_set_peer_filter(wpa_s->global->p2p, addr);
4673 return 0;
4674 }
4675
4676 if (os_strcmp(cmd, "cross_connect") == 0)
4677 return wpas_p2p_set_cross_connect(wpa_s, atoi(param));
4678
4679 if (os_strcmp(cmd, "go_apsd") == 0) {
4680 if (os_strcmp(param, "disable") == 0)
4681 wpa_s->set_ap_uapsd = 0;
4682 else {
4683 wpa_s->set_ap_uapsd = 1;
4684 wpa_s->ap_uapsd = atoi(param);
4685 }
4686 return 0;
4687 }
4688
4689 if (os_strcmp(cmd, "client_apsd") == 0) {
4690 if (os_strcmp(param, "disable") == 0)
4691 wpa_s->set_sta_uapsd = 0;
4692 else {
4693 int be, bk, vi, vo;
4694 char *pos;
4695 /* format: BE,BK,VI,VO;max SP Length */
4696 be = atoi(param);
4697 pos = os_strchr(param, ',');
4698 if (pos == NULL)
4699 return -1;
4700 pos++;
4701 bk = atoi(pos);
4702 pos = os_strchr(pos, ',');
4703 if (pos == NULL)
4704 return -1;
4705 pos++;
4706 vi = atoi(pos);
4707 pos = os_strchr(pos, ',');
4708 if (pos == NULL)
4709 return -1;
4710 pos++;
4711 vo = atoi(pos);
4712 /* ignore max SP Length for now */
4713
4714 wpa_s->set_sta_uapsd = 1;
4715 wpa_s->sta_uapsd = 0;
4716 if (be)
4717 wpa_s->sta_uapsd |= BIT(0);
4718 if (bk)
4719 wpa_s->sta_uapsd |= BIT(1);
4720 if (vi)
4721 wpa_s->sta_uapsd |= BIT(2);
4722 if (vo)
4723 wpa_s->sta_uapsd |= BIT(3);
4724 }
4725 return 0;
4726 }
4727
4728 if (os_strcmp(cmd, "disallow_freq") == 0)
4729 return p2p_ctrl_disallow_freq(wpa_s, param);
4730
4731 if (os_strcmp(cmd, "disc_int") == 0) {
4732 int min_disc_int, max_disc_int, max_disc_tu;
4733 char *pos;
4734
4735 pos = param;
4736
4737 min_disc_int = atoi(pos);
4738 pos = os_strchr(pos, ' ');
4739 if (pos == NULL)
4740 return -1;
4741 *pos++ = '\0';
4742
4743 max_disc_int = atoi(pos);
4744 pos = os_strchr(pos, ' ');
4745 if (pos == NULL)
4746 return -1;
4747 *pos++ = '\0';
4748
4749 max_disc_tu = atoi(pos);
4750
4751 return p2p_set_disc_int(wpa_s->global->p2p, min_disc_int,
4752 max_disc_int, max_disc_tu);
4753 }
4754
4755 if (os_strcmp(cmd, "per_sta_psk") == 0) {
4756 wpa_s->global->p2p_per_sta_psk = !!atoi(param);
4757 return 0;
4758 }
4759
4760 #ifdef CONFIG_WPS_NFC
4761 if (os_strcmp(cmd, "nfc_tag") == 0)
4762 return wpas_p2p_nfc_tag_enabled(wpa_s, !!atoi(param));
4763 #endif /* CONFIG_WPS_NFC */
4764
4765 if (os_strcmp(cmd, "disable_ip_addr_req") == 0) {
4766 wpa_s->p2p_disable_ip_addr_req = !!atoi(param);
4767 return 0;
4768 }
4769
4770 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Unknown P2P_SET field value '%s'",
4771 cmd);
4772
4773 return -1;
4774 }
4775
4776
4777 static void p2p_ctrl_flush(struct wpa_supplicant *wpa_s)
4778 {
4779 os_memset(wpa_s->p2p_auth_invite, 0, ETH_ALEN);
4780 wpa_s->force_long_sd = 0;
4781 if (wpa_s->global->p2p)
4782 p2p_flush(wpa_s->global->p2p);
4783 }
4784
4785
4786 static int p2p_ctrl_presence_req(struct wpa_supplicant *wpa_s, char *cmd)
4787 {
4788 char *pos, *pos2;
4789 unsigned int dur1 = 0, int1 = 0, dur2 = 0, int2 = 0;
4790
4791 if (cmd[0]) {
4792 pos = os_strchr(cmd, ' ');
4793 if (pos == NULL)
4794 return -1;
4795 *pos++ = '\0';
4796 dur1 = atoi(cmd);
4797
4798 pos2 = os_strchr(pos, ' ');
4799 if (pos2)
4800 *pos2++ = '\0';
4801 int1 = atoi(pos);
4802 } else
4803 pos2 = NULL;
4804
4805 if (pos2) {
4806 pos = os_strchr(pos2, ' ');
4807 if (pos == NULL)
4808 return -1;
4809 *pos++ = '\0';
4810 dur2 = atoi(pos2);
4811 int2 = atoi(pos);
4812 }
4813
4814 return wpas_p2p_presence_req(wpa_s, dur1, int1, dur2, int2);
4815 }
4816
4817
4818 static int p2p_ctrl_ext_listen(struct wpa_supplicant *wpa_s, char *cmd)
4819 {
4820 char *pos;
4821 unsigned int period = 0, interval = 0;
4822
4823 if (cmd[0]) {
4824 pos = os_strchr(cmd, ' ');
4825 if (pos == NULL)
4826 return -1;
4827 *pos++ = '\0';
4828 period = atoi(cmd);
4829 interval = atoi(pos);
4830 }
4831
4832 return wpas_p2p_ext_listen(wpa_s, period, interval);
4833 }
4834
4835
4836 static int p2p_ctrl_remove_client(struct wpa_supplicant *wpa_s, const char *cmd)
4837 {
4838 const char *pos;
4839 u8 peer[ETH_ALEN];
4840 int iface_addr = 0;
4841
4842 pos = cmd;
4843 if (os_strncmp(pos, "iface=", 6) == 0) {
4844 iface_addr = 1;
4845 pos += 6;
4846 }
4847 if (hwaddr_aton(pos, peer))
4848 return -1;
4849
4850 wpas_p2p_remove_client(wpa_s, peer, iface_addr);
4851 return 0;
4852 }
4853
4854 #endif /* CONFIG_P2P */
4855
4856
4857 static int * freq_range_to_channel_list(struct wpa_supplicant *wpa_s, char *val)
4858 {
4859 struct wpa_freq_range_list ranges;
4860 int *freqs = NULL;
4861 struct hostapd_hw_modes *mode;
4862 u16 i;
4863
4864 if (wpa_s->hw.modes == NULL)
4865 return NULL;
4866
4867 os_memset(&ranges, 0, sizeof(ranges));
4868 if (freq_range_list_parse(&ranges, val) < 0)
4869 return NULL;
4870
4871 for (i = 0; i < wpa_s->hw.num_modes; i++) {
4872 int j;
4873
4874 mode = &wpa_s->hw.modes[i];
4875 for (j = 0; j < mode->num_channels; j++) {
4876 unsigned int freq;
4877
4878 if (mode->channels[j].flag & HOSTAPD_CHAN_DISABLED)
4879 continue;
4880
4881 freq = mode->channels[j].freq;
4882 if (!freq_range_list_includes(&ranges, freq))
4883 continue;
4884
4885 int_array_add_unique(&freqs, freq);
4886 }
4887 }
4888
4889 os_free(ranges.range);
4890 return freqs;
4891 }
4892
4893
4894 #ifdef CONFIG_INTERWORKING
4895
4896 static int ctrl_interworking_select(struct wpa_supplicant *wpa_s, char *param)
4897 {
4898 int auto_sel = 0;
4899 int *freqs = NULL;
4900
4901 if (param) {
4902 char *pos;
4903
4904 auto_sel = os_strstr(param, "auto") != NULL;
4905
4906 pos = os_strstr(param, "freq=");
4907 if (pos) {
4908 freqs = freq_range_to_channel_list(wpa_s, pos + 5);
4909 if (freqs == NULL)
4910 return -1;
4911 }
4912
4913 }
4914
4915 return interworking_select(wpa_s, auto_sel, freqs);
4916 }
4917
4918
4919 static int ctrl_interworking_connect(struct wpa_supplicant *wpa_s, char *dst)
4920 {
4921 u8 bssid[ETH_ALEN];
4922 struct wpa_bss *bss;
4923
4924 if (hwaddr_aton(dst, bssid)) {
4925 wpa_printf(MSG_DEBUG, "Invalid BSSID '%s'", dst);
4926 return -1;
4927 }
4928
4929 bss = wpa_bss_get_bssid(wpa_s, bssid);
4930 if (bss == NULL) {
4931 wpa_printf(MSG_DEBUG, "Could not find BSS " MACSTR,
4932 MAC2STR(bssid));
4933 return -1;
4934 }
4935
4936 return interworking_connect(wpa_s, bss);
4937 }
4938
4939
4940 static int get_anqp(struct wpa_supplicant *wpa_s, char *dst)
4941 {
4942 u8 dst_addr[ETH_ALEN];
4943 int used;
4944 char *pos;
4945 #define MAX_ANQP_INFO_ID 100
4946 u16 id[MAX_ANQP_INFO_ID];
4947 size_t num_id = 0;
4948 u32 subtypes = 0;
4949
4950 used = hwaddr_aton2(dst, dst_addr);
4951 if (used < 0)
4952 return -1;
4953 pos = dst + used;
4954 while (num_id < MAX_ANQP_INFO_ID) {
4955 if (os_strncmp(pos, "hs20:", 5) == 0) {
4956 #ifdef CONFIG_HS20
4957 int num = atoi(pos + 5);
4958 if (num <= 0 || num > 31)
4959 return -1;
4960 subtypes |= BIT(num);
4961 #else /* CONFIG_HS20 */
4962 return -1;
4963 #endif /* CONFIG_HS20 */
4964 } else {
4965 id[num_id] = atoi(pos);
4966 if (id[num_id])
4967 num_id++;
4968 }
4969 pos = os_strchr(pos + 1, ',');
4970 if (pos == NULL)
4971 break;
4972 pos++;
4973 }
4974
4975 if (num_id == 0)
4976 return -1;
4977
4978 return anqp_send_req(wpa_s, dst_addr, id, num_id, subtypes);
4979 }
4980
4981
4982 static int gas_request(struct wpa_supplicant *wpa_s, char *cmd)
4983 {
4984 u8 dst_addr[ETH_ALEN];
4985 struct wpabuf *advproto, *query = NULL;
4986 int used, ret = -1;
4987 char *pos, *end;
4988 size_t len;
4989
4990 used = hwaddr_aton2(cmd, dst_addr);
4991 if (used < 0)
4992 return -1;
4993
4994 pos = cmd + used;
4995 while (*pos == ' ')
4996 pos++;
4997
4998 /* Advertisement Protocol ID */
4999 end = os_strchr(pos, ' ');
5000 if (end)
5001 len = end - pos;
5002 else
5003 len = os_strlen(pos);
5004 if (len & 0x01)
5005 return -1;
5006 len /= 2;
5007 if (len == 0)
5008 return -1;
5009 advproto = wpabuf_alloc(len);
5010 if (advproto == NULL)
5011 return -1;
5012 if (hexstr2bin(pos, wpabuf_put(advproto, len), len) < 0)
5013 goto fail;
5014
5015 if (end) {
5016 /* Optional Query Request */
5017 pos = end + 1;
5018 while (*pos == ' ')
5019 pos++;
5020
5021 len = os_strlen(pos);
5022 if (len) {
5023 if (len & 0x01)
5024 goto fail;
5025 len /= 2;
5026 if (len == 0)
5027 goto fail;
5028 query = wpabuf_alloc(len);
5029 if (query == NULL)
5030 goto fail;
5031 if (hexstr2bin(pos, wpabuf_put(query, len), len) < 0)
5032 goto fail;
5033 }
5034 }
5035
5036 ret = gas_send_request(wpa_s, dst_addr, advproto, query);
5037
5038 fail:
5039 wpabuf_free(advproto);
5040 wpabuf_free(query);
5041
5042 return ret;
5043 }
5044
5045
5046 static int gas_response_get(struct wpa_supplicant *wpa_s, char *cmd, char *buf,
5047 size_t buflen)
5048 {
5049 u8 addr[ETH_ALEN];
5050 int dialog_token;
5051 int used;
5052 char *pos;
5053 size_t resp_len, start, requested_len;
5054 struct wpabuf *resp;
5055 int ret;
5056
5057 used = hwaddr_aton2(cmd, addr);
5058 if (used < 0)
5059 return -1;
5060
5061 pos = cmd + used;
5062 while (*pos == ' ')
5063 pos++;
5064 dialog_token = atoi(pos);
5065
5066 if (wpa_s->last_gas_resp &&
5067 os_memcmp(addr, wpa_s->last_gas_addr, ETH_ALEN) == 0 &&
5068 dialog_token == wpa_s->last_gas_dialog_token)
5069 resp = wpa_s->last_gas_resp;
5070 else if (wpa_s->prev_gas_resp &&
5071 os_memcmp(addr, wpa_s->prev_gas_addr, ETH_ALEN) == 0 &&
5072 dialog_token == wpa_s->prev_gas_dialog_token)
5073 resp = wpa_s->prev_gas_resp;
5074 else
5075 return -1;
5076
5077 resp_len = wpabuf_len(resp);
5078 start = 0;
5079 requested_len = resp_len;
5080
5081 pos = os_strchr(pos, ' ');
5082 if (pos) {
5083 start = atoi(pos);
5084 if (start > resp_len)
5085 return os_snprintf(buf, buflen, "FAIL-Invalid range");
5086 pos = os_strchr(pos, ',');
5087 if (pos == NULL)
5088 return -1;
5089 pos++;
5090 requested_len = atoi(pos);
5091 if (start + requested_len > resp_len)
5092 return os_snprintf(buf, buflen, "FAIL-Invalid range");
5093 }
5094
5095 if (requested_len * 2 + 1 > buflen)
5096 return os_snprintf(buf, buflen, "FAIL-Too long response");
5097
5098 ret = wpa_snprintf_hex(buf, buflen, wpabuf_head_u8(resp) + start,
5099 requested_len);
5100
5101 if (start + requested_len == resp_len) {
5102 /*
5103 * Free memory by dropping the response after it has been
5104 * fetched.
5105 */
5106 if (resp == wpa_s->prev_gas_resp) {
5107 wpabuf_free(wpa_s->prev_gas_resp);
5108 wpa_s->prev_gas_resp = NULL;
5109 } else {
5110 wpabuf_free(wpa_s->last_gas_resp);
5111 wpa_s->last_gas_resp = NULL;
5112 }
5113 }
5114
5115 return ret;
5116 }
5117 #endif /* CONFIG_INTERWORKING */
5118
5119
5120 #ifdef CONFIG_HS20
5121
5122 static int get_hs20_anqp(struct wpa_supplicant *wpa_s, char *dst)
5123 {
5124 u8 dst_addr[ETH_ALEN];
5125 int used;
5126 char *pos;
5127 u32 subtypes = 0;
5128
5129 used = hwaddr_aton2(dst, dst_addr);
5130 if (used < 0)
5131 return -1;
5132 pos = dst + used;
5133 for (;;) {
5134 int num = atoi(pos);
5135 if (num <= 0 || num > 31)
5136 return -1;
5137 subtypes |= BIT(num);
5138 pos = os_strchr(pos + 1, ',');
5139 if (pos == NULL)
5140 break;
5141 pos++;
5142 }
5143
5144 if (subtypes == 0)
5145 return -1;
5146
5147 return hs20_anqp_send_req(wpa_s, dst_addr, subtypes, NULL, 0);
5148 }
5149
5150
5151 static int hs20_nai_home_realm_list(struct wpa_supplicant *wpa_s,
5152 const u8 *addr, const char *realm)
5153 {
5154 u8 *buf;
5155 size_t rlen, len;
5156 int ret;
5157
5158 rlen = os_strlen(realm);
5159 len = 3 + rlen;
5160 buf = os_malloc(len);
5161 if (buf == NULL)
5162 return -1;
5163 buf[0] = 1; /* NAI Home Realm Count */
5164 buf[1] = 0; /* Formatted in accordance with RFC 4282 */
5165 buf[2] = rlen;
5166 os_memcpy(buf + 3, realm, rlen);
5167
5168 ret = hs20_anqp_send_req(wpa_s, addr,
5169 BIT(HS20_STYPE_NAI_HOME_REALM_QUERY),
5170 buf, len);
5171
5172 os_free(buf);
5173
5174 return ret;
5175 }
5176
5177
5178 static int hs20_get_nai_home_realm_list(struct wpa_supplicant *wpa_s,
5179 char *dst)
5180 {
5181 struct wpa_cred *cred = wpa_s->conf->cred;
5182 u8 dst_addr[ETH_ALEN];
5183 int used;
5184 u8 *buf;
5185 size_t len;
5186 int ret;
5187
5188 used = hwaddr_aton2(dst, dst_addr);
5189 if (used < 0)
5190 return -1;
5191
5192 while (dst[used] == ' ')
5193 used++;
5194 if (os_strncmp(dst + used, "realm=", 6) == 0)
5195 return hs20_nai_home_realm_list(wpa_s, dst_addr,
5196 dst + used + 6);
5197
5198 len = os_strlen(dst + used);
5199
5200 if (len == 0 && cred && cred->realm)
5201 return hs20_nai_home_realm_list(wpa_s, dst_addr, cred->realm);
5202
5203 if (len % 1)
5204 return -1;
5205 len /= 2;
5206 buf = os_malloc(len);
5207 if (buf == NULL)
5208 return -1;
5209 if (hexstr2bin(dst + used, buf, len) < 0) {
5210 os_free(buf);
5211 return -1;
5212 }
5213
5214 ret = hs20_anqp_send_req(wpa_s, dst_addr,
5215 BIT(HS20_STYPE_NAI_HOME_REALM_QUERY),
5216 buf, len);
5217 os_free(buf);
5218
5219 return ret;
5220 }
5221
5222
5223 static int hs20_icon_request(struct wpa_supplicant *wpa_s, char *cmd)
5224 {
5225 u8 dst_addr[ETH_ALEN];
5226 int used;
5227 char *icon;
5228
5229 used = hwaddr_aton2(cmd, dst_addr);
5230 if (used < 0)
5231 return -1;
5232
5233 while (cmd[used] == ' ')
5234 used++;
5235 icon = &cmd[used];
5236
5237 wpa_s->fetch_osu_icon_in_progress = 0;
5238 return hs20_anqp_send_req(wpa_s, dst_addr, BIT(HS20_STYPE_ICON_REQUEST),
5239 (u8 *) icon, os_strlen(icon));
5240 }
5241
5242 #endif /* CONFIG_HS20 */
5243
5244
5245 static int wpa_supplicant_ctrl_iface_sta_autoconnect(
5246 struct wpa_supplicant *wpa_s, char *cmd)
5247 {
5248 wpa_s->auto_reconnect_disabled = atoi(cmd) == 0 ? 1 : 0;
5249 return 0;
5250 }
5251
5252
5253 #ifdef CONFIG_AUTOSCAN
5254
5255 static int wpa_supplicant_ctrl_iface_autoscan(struct wpa_supplicant *wpa_s,
5256 char *cmd)
5257 {
5258 enum wpa_states state = wpa_s->wpa_state;
5259 char *new_params = NULL;
5260
5261 if (os_strlen(cmd) > 0) {
5262 new_params = os_strdup(cmd);
5263 if (new_params == NULL)
5264 return -1;
5265 }
5266
5267 os_free(wpa_s->conf->autoscan);
5268 wpa_s->conf->autoscan = new_params;
5269
5270 if (wpa_s->conf->autoscan == NULL)
5271 autoscan_deinit(wpa_s);
5272 else if (state == WPA_DISCONNECTED || state == WPA_INACTIVE)
5273 autoscan_init(wpa_s, 1);
5274 else if (state == WPA_SCANNING)
5275 wpa_supplicant_reinit_autoscan(wpa_s);
5276
5277 return 0;
5278 }
5279
5280 #endif /* CONFIG_AUTOSCAN */
5281
5282
5283 #ifdef CONFIG_WNM
5284
5285 static int wpas_ctrl_iface_wnm_sleep(struct wpa_supplicant *wpa_s, char *cmd)
5286 {
5287 int enter;
5288 int intval = 0;
5289 char *pos;
5290 int ret;
5291 struct wpabuf *tfs_req = NULL;
5292
5293 if (os_strncmp(cmd, "enter", 5) == 0)
5294 enter = 1;
5295 else if (os_strncmp(cmd, "exit", 4) == 0)
5296 enter = 0;
5297 else
5298 return -1;
5299
5300 pos = os_strstr(cmd, " interval=");
5301 if (pos)
5302 intval = atoi(pos + 10);
5303
5304 pos = os_strstr(cmd, " tfs_req=");
5305 if (pos) {
5306 char *end;
5307 size_t len;
5308 pos += 9;
5309 end = os_strchr(pos, ' ');
5310 if (end)
5311 len = end - pos;
5312 else
5313 len = os_strlen(pos);
5314 if (len & 1)
5315 return -1;
5316 len /= 2;
5317 tfs_req = wpabuf_alloc(len);
5318 if (tfs_req == NULL)
5319 return -1;
5320 if (hexstr2bin(pos, wpabuf_put(tfs_req, len), len) < 0) {
5321 wpabuf_free(tfs_req);
5322 return -1;
5323 }
5324 }
5325
5326 ret = ieee802_11_send_wnmsleep_req(wpa_s, enter ? WNM_SLEEP_MODE_ENTER :
5327 WNM_SLEEP_MODE_EXIT, intval,
5328 tfs_req);
5329 wpabuf_free(tfs_req);
5330
5331 return ret;
5332 }
5333
5334
5335 static int wpas_ctrl_iface_wnm_bss_query(struct wpa_supplicant *wpa_s, char *cmd)
5336 {
5337 int query_reason;
5338
5339 query_reason = atoi(cmd);
5340
5341 wpa_printf(MSG_DEBUG, "CTRL_IFACE: WNM_BSS_QUERY query_reason=%d",
5342 query_reason);
5343
5344 return wnm_send_bss_transition_mgmt_query(wpa_s, query_reason);
5345 }
5346
5347 #endif /* CONFIG_WNM */
5348
5349
5350 /* Get string representation of channel width */
5351 static const char * channel_width_name(enum chan_width width)
5352 {
5353 switch (width) {
5354 case CHAN_WIDTH_20_NOHT:
5355 return "20 MHz (no HT)";
5356 case CHAN_WIDTH_20:
5357 return "20 MHz";
5358 case CHAN_WIDTH_40:
5359 return "40 MHz";
5360 case CHAN_WIDTH_80:
5361 return "80 MHz";
5362 case CHAN_WIDTH_80P80:
5363 return "80+80 MHz";
5364 case CHAN_WIDTH_160:
5365 return "160 MHz";
5366 default:
5367 return "unknown";
5368 }
5369 }
5370
5371
5372 static int wpa_supplicant_signal_poll(struct wpa_supplicant *wpa_s, char *buf,
5373 size_t buflen)
5374 {
5375 struct wpa_signal_info si;
5376 int ret;
5377 char *pos, *end;
5378
5379 ret = wpa_drv_signal_poll(wpa_s, &si);
5380 if (ret)
5381 return -1;
5382
5383 pos = buf;
5384 end = buf + buflen;
5385
5386 ret = os_snprintf(pos, end - pos, "RSSI=%d\nLINKSPEED=%d\n"
5387 "NOISE=%d\nFREQUENCY=%u\n",
5388 si.current_signal, si.current_txrate / 1000,
5389 si.current_noise, si.frequency);
5390 if (ret < 0 || ret > end - pos)
5391 return -1;
5392 pos += ret;
5393
5394 if (si.chanwidth != CHAN_WIDTH_UNKNOWN) {
5395 ret = os_snprintf(pos, end - pos, "WIDTH=%s\n",
5396 channel_width_name(si.chanwidth));
5397 if (ret < 0 || ret > end - pos)
5398 return -1;
5399 pos += ret;
5400 }
5401
5402 if (si.center_frq1 > 0 && si.center_frq2 > 0) {
5403 ret = os_snprintf(pos, end - pos,
5404 "CENTER_FRQ1=%d\nCENTER_FRQ2=%d\n",
5405 si.center_frq1, si.center_frq2);
5406 if (ret < 0 || ret > end - pos)
5407 return -1;
5408 pos += ret;
5409 }
5410
5411 if (si.avg_signal) {
5412 ret = os_snprintf(pos, end - pos,
5413 "AVG_RSSI=%d\n", si.avg_signal);
5414 if (ret < 0 || ret >= end - pos)
5415 return -1;
5416 pos += ret;
5417 }
5418
5419 return pos - buf;
5420 }
5421
5422
5423 static int wpa_supplicant_pktcnt_poll(struct wpa_supplicant *wpa_s, char *buf,
5424 size_t buflen)
5425 {
5426 struct hostap_sta_driver_data sta;
5427 int ret;
5428
5429 ret = wpa_drv_pktcnt_poll(wpa_s, &sta);
5430 if (ret)
5431 return -1;
5432
5433 ret = os_snprintf(buf, buflen, "TXGOOD=%lu\nTXBAD=%lu\nRXGOOD=%lu\n",
5434 sta.tx_packets, sta.tx_retry_failed, sta.rx_packets);
5435 if (ret < 0 || (size_t) ret > buflen)
5436 return -1;
5437 return ret;
5438 }
5439
5440
5441 #ifdef ANDROID
5442 static int wpa_supplicant_driver_cmd(struct wpa_supplicant *wpa_s, char *cmd,
5443 char *buf, size_t buflen)
5444 {
5445 int ret;
5446
5447 ret = wpa_drv_driver_cmd(wpa_s, cmd, buf, buflen);
5448 if (ret == 0) {
5449 if (os_strncasecmp(cmd, "COUNTRY", 7) == 0) {
5450 struct p2p_data *p2p = wpa_s->global->p2p;
5451 if (p2p) {
5452 char country[3];
5453 country[0] = cmd[8];
5454 country[1] = cmd[9];
5455 country[2] = 0x04;
5456 p2p_set_country(p2p, country);
5457 }
5458 }
5459 ret = os_snprintf(buf, buflen, "%s\n", "OK");
5460 }
5461 return ret;
5462 }
5463 #endif /* ANDROID */
5464
5465
5466 static int wpa_supplicant_vendor_cmd(struct wpa_supplicant *wpa_s, char *cmd,
5467 char *buf, size_t buflen)
5468 {
5469 int ret;
5470 char *pos;
5471 u8 *data = NULL;
5472 unsigned int vendor_id, subcmd;
5473 struct wpabuf *reply;
5474 size_t data_len = 0;
5475
5476 /* cmd: <vendor id> <subcommand id> [<hex formatted data>] */
5477 vendor_id = strtoul(cmd, &pos, 16);
5478 if (!isblank(*pos))
5479 return -EINVAL;
5480
5481 subcmd = strtoul(pos, &pos, 10);
5482
5483 if (*pos != '\0') {
5484 if (!isblank(*pos++))
5485 return -EINVAL;
5486 data_len = os_strlen(pos);
5487 }
5488
5489 if (data_len) {
5490 data_len /= 2;
5491 data = os_malloc(data_len);
5492 if (!data)
5493 return -ENOBUFS;
5494
5495 if (hexstr2bin(pos, data, data_len)) {
5496 wpa_printf(MSG_DEBUG,
5497 "Vendor command: wrong parameter format");
5498 os_free(data);
5499 return -EINVAL;
5500 }
5501 }
5502
5503 reply = wpabuf_alloc((buflen - 1) / 2);
5504 if (!reply) {
5505 os_free(data);
5506 return -ENOBUFS;
5507 }
5508
5509 ret = wpa_drv_vendor_cmd(wpa_s, vendor_id, subcmd, data, data_len,
5510 reply);
5511
5512 if (ret == 0)
5513 ret = wpa_snprintf_hex(buf, buflen, wpabuf_head_u8(reply),
5514 wpabuf_len(reply));
5515
5516 wpabuf_free(reply);
5517 os_free(data);
5518
5519 return ret;
5520 }
5521
5522
5523 static void wpa_supplicant_ctrl_iface_flush(struct wpa_supplicant *wpa_s)
5524 {
5525 wpa_dbg(wpa_s, MSG_DEBUG, "Flush all wpa_supplicant state");
5526
5527 #ifdef CONFIG_P2P
5528 wpas_p2p_stop_find(wpa_s);
5529 p2p_ctrl_flush(wpa_s);
5530 wpas_p2p_group_remove(wpa_s, "*");
5531 wpas_p2p_service_flush(wpa_s);
5532 wpa_s->global->p2p_disabled = 0;
5533 wpa_s->global->p2p_per_sta_psk = 0;
5534 wpa_s->conf->num_sec_device_types = 0;
5535 wpa_s->p2p_disable_ip_addr_req = 0;
5536 #endif /* CONFIG_P2P */
5537
5538 #ifdef CONFIG_WPS_TESTING
5539 wps_version_number = 0x20;
5540 wps_testing_dummy_cred = 0;
5541 wps_corrupt_pkhash = 0;
5542 #endif /* CONFIG_WPS_TESTING */
5543 #ifdef CONFIG_WPS
5544 wpa_s->wps_fragment_size = 0;
5545 wpas_wps_cancel(wpa_s);
5546 #endif /* CONFIG_WPS */
5547 wpa_s->after_wps = 0;
5548 wpa_s->known_wps_freq = 0;
5549
5550 #ifdef CONFIG_TDLS
5551 #ifdef CONFIG_TDLS_TESTING
5552 extern unsigned int tdls_testing;
5553 tdls_testing = 0;
5554 #endif /* CONFIG_TDLS_TESTING */
5555 wpa_drv_tdls_oper(wpa_s, TDLS_ENABLE, NULL);
5556 wpa_tdls_enable(wpa_s->wpa, 1);
5557 #endif /* CONFIG_TDLS */
5558
5559 eloop_cancel_timeout(wpa_supplicant_stop_countermeasures, wpa_s, NULL);
5560 wpa_supplicant_stop_countermeasures(wpa_s, NULL);
5561
5562 wpa_s->no_keep_alive = 0;
5563
5564 os_free(wpa_s->disallow_aps_bssid);
5565 wpa_s->disallow_aps_bssid = NULL;
5566 wpa_s->disallow_aps_bssid_count = 0;
5567 os_free(wpa_s->disallow_aps_ssid);
5568 wpa_s->disallow_aps_ssid = NULL;
5569 wpa_s->disallow_aps_ssid_count = 0;
5570
5571 wpa_s->set_sta_uapsd = 0;
5572 wpa_s->sta_uapsd = 0;
5573
5574 wpa_drv_radio_disable(wpa_s, 0);
5575
5576 wpa_bss_flush(wpa_s);
5577 wpa_blacklist_clear(wpa_s);
5578 wpa_s->extra_blacklist_count = 0;
5579 wpa_supplicant_ctrl_iface_remove_network(wpa_s, "all");
5580 wpa_supplicant_ctrl_iface_remove_cred(wpa_s, "all");
5581 wpa_config_flush_blobs(wpa_s->conf);
5582 wpa_s->conf->auto_interworking = 0;
5583 wpa_s->conf->okc = 0;
5584
5585 wpa_sm_set_param(wpa_s->wpa, RSNA_PMK_LIFETIME, 43200);
5586 wpa_sm_set_param(wpa_s->wpa, RSNA_PMK_REAUTH_THRESHOLD, 70);
5587 wpa_sm_set_param(wpa_s->wpa, RSNA_SA_TIMEOUT, 60);
5588 eapol_sm_notify_logoff(wpa_s->eapol, FALSE);
5589
5590 radio_remove_works(wpa_s, NULL, 1);
5591
5592 wpa_s->next_ssid = NULL;
5593
5594 #ifdef CONFIG_INTERWORKING
5595 hs20_cancel_fetch_osu(wpa_s);
5596 #endif /* CONFIG_INTERWORKING */
5597
5598 wpa_s->ext_mgmt_frame_handling = 0;
5599 }
5600
5601
5602 static int wpas_ctrl_radio_work_show(struct wpa_supplicant *wpa_s,
5603 char *buf, size_t buflen)
5604 {
5605 struct wpa_radio_work *work;
5606 char *pos, *end;
5607 struct os_reltime now, diff;
5608
5609 pos = buf;
5610 end = buf + buflen;
5611
5612 os_get_reltime(&now);
5613
5614 dl_list_for_each(work, &wpa_s->radio->work, struct wpa_radio_work, list)
5615 {
5616 int ret;
5617
5618 os_reltime_sub(&now, &work->time, &diff);
5619 ret = os_snprintf(pos, end - pos, "%s@%s:%u:%u:%ld.%06ld\n",
5620 work->type, work->wpa_s->ifname, work->freq,
5621 work->started, diff.sec, diff.usec);
5622 if (ret < 0 || ret >= end - pos)
5623 break;
5624 pos += ret;
5625 }
5626
5627 return pos - buf;
5628 }
5629
5630
5631 static void wpas_ctrl_radio_work_timeout(void *eloop_ctx, void *timeout_ctx)
5632 {
5633 struct wpa_radio_work *work = eloop_ctx;
5634 struct wpa_external_work *ework = work->ctx;
5635
5636 wpa_dbg(work->wpa_s, MSG_DEBUG,
5637 "Timing out external radio work %u (%s)",
5638 ework->id, work->type);
5639 wpa_msg(work->wpa_s, MSG_INFO, EXT_RADIO_WORK_TIMEOUT "%u", ework->id);
5640 os_free(ework);
5641 radio_work_done(work);
5642 }
5643
5644
5645 static void wpas_ctrl_radio_work_cb(struct wpa_radio_work *work, int deinit)
5646 {
5647 struct wpa_external_work *ework = work->ctx;
5648
5649 if (deinit) {
5650 if (work->started)
5651 eloop_cancel_timeout(wpas_ctrl_radio_work_timeout,
5652 work, NULL);
5653
5654 os_free(ework);
5655 return;
5656 }
5657
5658 wpa_dbg(work->wpa_s, MSG_DEBUG, "Starting external radio work %u (%s)",
5659 ework->id, ework->type);
5660 wpa_msg(work->wpa_s, MSG_INFO, EXT_RADIO_WORK_START "%u", ework->id);
5661 if (!ework->timeout)
5662 ework->timeout = 10;
5663 eloop_register_timeout(ework->timeout, 0, wpas_ctrl_radio_work_timeout,
5664 work, NULL);
5665 }
5666
5667
5668 static int wpas_ctrl_radio_work_add(struct wpa_supplicant *wpa_s, char *cmd,
5669 char *buf, size_t buflen)
5670 {
5671 struct wpa_external_work *ework;
5672 char *pos, *pos2;
5673 size_t type_len;
5674 int ret;
5675 unsigned int freq = 0;
5676
5677 /* format: <name> [freq=<MHz>] [timeout=<seconds>] */
5678
5679 ework = os_zalloc(sizeof(*ework));
5680 if (ework == NULL)
5681 return -1;
5682
5683 pos = os_strchr(cmd, ' ');
5684 if (pos) {
5685 type_len = pos - cmd;
5686 pos++;
5687
5688 pos2 = os_strstr(pos, "freq=");
5689 if (pos2)
5690 freq = atoi(pos2 + 5);
5691
5692 pos2 = os_strstr(pos, "timeout=");
5693 if (pos2)
5694 ework->timeout = atoi(pos2 + 8);
5695 } else {
5696 type_len = os_strlen(cmd);
5697 }
5698 if (4 + type_len >= sizeof(ework->type))
5699 type_len = sizeof(ework->type) - 4 - 1;
5700 os_strlcpy(ework->type, "ext:", sizeof(ework->type));
5701 os_memcpy(ework->type + 4, cmd, type_len);
5702 ework->type[4 + type_len] = '\0';
5703
5704 wpa_s->ext_work_id++;
5705 if (wpa_s->ext_work_id == 0)
5706 wpa_s->ext_work_id++;
5707 ework->id = wpa_s->ext_work_id;
5708
5709 if (radio_add_work(wpa_s, freq, ework->type, 0, wpas_ctrl_radio_work_cb,
5710 ework) < 0) {
5711 os_free(ework);
5712 return -1;
5713 }
5714
5715 ret = os_snprintf(buf, buflen, "%u", ework->id);
5716 if (ret < 0 || (size_t) ret >= buflen)
5717 return -1;
5718 return ret;
5719 }
5720
5721
5722 static int wpas_ctrl_radio_work_done(struct wpa_supplicant *wpa_s, char *cmd)
5723 {
5724 struct wpa_radio_work *work;
5725 unsigned int id = atoi(cmd);
5726
5727 dl_list_for_each(work, &wpa_s->radio->work, struct wpa_radio_work, list)
5728 {
5729 struct wpa_external_work *ework;
5730
5731 if (os_strncmp(work->type, "ext:", 4) != 0)
5732 continue;
5733 ework = work->ctx;
5734 if (id && ework->id != id)
5735 continue;
5736 wpa_dbg(wpa_s, MSG_DEBUG,
5737 "Completed external radio work %u (%s)",
5738 ework->id, ework->type);
5739 eloop_cancel_timeout(wpas_ctrl_radio_work_timeout, work, NULL);
5740 radio_work_done(work);
5741 os_free(ework);
5742 return 3; /* "OK\n" */
5743 }
5744
5745 return -1;
5746 }
5747
5748
5749 static int wpas_ctrl_radio_work(struct wpa_supplicant *wpa_s, char *cmd,
5750 char *buf, size_t buflen)
5751 {
5752 if (os_strcmp(cmd, "show") == 0)
5753 return wpas_ctrl_radio_work_show(wpa_s, buf, buflen);
5754 if (os_strncmp(cmd, "add ", 4) == 0)
5755 return wpas_ctrl_radio_work_add(wpa_s, cmd + 4, buf, buflen);
5756 if (os_strncmp(cmd, "done ", 5) == 0)
5757 return wpas_ctrl_radio_work_done(wpa_s, cmd + 4);
5758 return -1;
5759 }
5760
5761
5762 void wpas_ctrl_radio_work_flush(struct wpa_supplicant *wpa_s)
5763 {
5764 struct wpa_radio_work *work, *tmp;
5765
5766 if (!wpa_s || !wpa_s->radio)
5767 return;
5768
5769 dl_list_for_each_safe(work, tmp, &wpa_s->radio->work,
5770 struct wpa_radio_work, list) {
5771 struct wpa_external_work *ework;
5772
5773 if (os_strncmp(work->type, "ext:", 4) != 0)
5774 continue;
5775 ework = work->ctx;
5776 wpa_dbg(wpa_s, MSG_DEBUG,
5777 "Flushing %sexternal radio work %u (%s)",
5778 work->started ? " started" : "", ework->id,
5779 ework->type);
5780 if (work->started)
5781 eloop_cancel_timeout(wpas_ctrl_radio_work_timeout,
5782 work, NULL);
5783 os_free(ework);
5784 radio_work_done(work);
5785 }
5786 }
5787
5788
5789 static void wpas_ctrl_eapol_response(void *eloop_ctx, void *timeout_ctx)
5790 {
5791 struct wpa_supplicant *wpa_s = eloop_ctx;
5792 eapol_sm_notify_ctrl_response(wpa_s->eapol);
5793 }
5794
5795
5796 static int set_scan_freqs(struct wpa_supplicant *wpa_s, char *val)
5797 {
5798 int *freqs = NULL;
5799
5800 freqs = freq_range_to_channel_list(wpa_s, val);
5801 if (freqs == NULL)
5802 return -1;
5803
5804 os_free(wpa_s->manual_scan_freqs);
5805 wpa_s->manual_scan_freqs = freqs;
5806
5807 return 0;
5808 }
5809
5810
5811 static void wpas_ctrl_scan(struct wpa_supplicant *wpa_s, char *params,
5812 char *reply, int reply_size, int *reply_len)
5813 {
5814 char *pos;
5815
5816 if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED) {
5817 *reply_len = -1;
5818 return;
5819 }
5820
5821 wpa_s->manual_scan_passive = 0;
5822 wpa_s->manual_scan_use_id = 0;
5823 wpa_s->manual_scan_only_new = 0;
5824
5825 if (params) {
5826 if (os_strncasecmp(params, "TYPE=ONLY", 9) == 0)
5827 wpa_s->scan_res_handler = scan_only_handler;
5828
5829 pos = os_strstr(params, "freq=");
5830 if (pos && set_scan_freqs(wpa_s, pos + 5) < 0) {
5831 *reply_len = -1;
5832 return;
5833 }
5834
5835 pos = os_strstr(params, "passive=");
5836 if (pos)
5837 wpa_s->manual_scan_passive = !!atoi(pos + 8);
5838
5839 pos = os_strstr(params, "use_id=");
5840 if (pos)
5841 wpa_s->manual_scan_use_id = atoi(pos + 7);
5842
5843 pos = os_strstr(params, "only_new=1");
5844 if (pos)
5845 wpa_s->manual_scan_only_new = 1;
5846 } else {
5847 os_free(wpa_s->manual_scan_freqs);
5848 wpa_s->manual_scan_freqs = NULL;
5849 if (wpa_s->scan_res_handler == scan_only_handler)
5850 wpa_s->scan_res_handler = NULL;
5851 }
5852
5853 if (!wpa_s->sched_scanning && !wpa_s->scanning &&
5854 ((wpa_s->wpa_state <= WPA_SCANNING) ||
5855 (wpa_s->wpa_state == WPA_COMPLETED))) {
5856 wpa_s->normal_scans = 0;
5857 wpa_s->scan_req = MANUAL_SCAN_REQ;
5858 wpa_s->after_wps = 0;
5859 wpa_s->known_wps_freq = 0;
5860 wpa_supplicant_req_scan(wpa_s, 0, 0);
5861 if (wpa_s->manual_scan_use_id) {
5862 wpa_s->manual_scan_id++;
5863 wpa_dbg(wpa_s, MSG_DEBUG, "Assigned scan id %u",
5864 wpa_s->manual_scan_id);
5865 *reply_len = os_snprintf(reply, reply_size, "%u\n",
5866 wpa_s->manual_scan_id);
5867 }
5868 } else if (wpa_s->sched_scanning) {
5869 wpa_printf(MSG_DEBUG, "Stop ongoing sched_scan to allow requested full scan to proceed");
5870 wpa_supplicant_cancel_sched_scan(wpa_s);
5871 wpa_s->scan_req = MANUAL_SCAN_REQ;
5872 wpa_supplicant_req_scan(wpa_s, 0, 0);
5873 if (wpa_s->manual_scan_use_id) {
5874 wpa_s->manual_scan_id++;
5875 *reply_len = os_snprintf(reply, reply_size, "%u\n",
5876 wpa_s->manual_scan_id);
5877 wpa_dbg(wpa_s, MSG_DEBUG, "Assigned scan id %u",
5878 wpa_s->manual_scan_id);
5879 }
5880 } else {
5881 wpa_printf(MSG_DEBUG, "Ongoing scan action - reject new request");
5882 *reply_len = os_snprintf(reply, reply_size, "FAIL-BUSY\n");
5883 }
5884 }
5885
5886
5887 #ifdef CONFIG_TESTING_OPTIONS
5888
5889 static void wpas_ctrl_iface_mgmt_tx_cb(struct wpa_supplicant *wpa_s,
5890 unsigned int freq, const u8 *dst,
5891 const u8 *src, const u8 *bssid,
5892 const u8 *data, size_t data_len,
5893 enum offchannel_send_action_result
5894 result)
5895 {
5896 wpa_msg(wpa_s, MSG_INFO, "MGMT-TX-STATUS freq=%u dst=" MACSTR
5897 " src=" MACSTR " bssid=" MACSTR " result=%s",
5898 freq, MAC2STR(dst), MAC2STR(src), MAC2STR(bssid),
5899 result == OFFCHANNEL_SEND_ACTION_SUCCESS ?
5900 "SUCCESS" : (result == OFFCHANNEL_SEND_ACTION_NO_ACK ?
5901 "NO_ACK" : "FAILED"));
5902 }
5903
5904
5905 static int wpas_ctrl_iface_mgmt_tx(struct wpa_supplicant *wpa_s, char *cmd)
5906 {
5907 char *pos, *param;
5908 size_t len;
5909 u8 *buf, da[ETH_ALEN], bssid[ETH_ALEN];
5910 int res, used;
5911 int freq = 0, no_cck = 0, wait_time = 0;
5912
5913 /* <DA> <BSSID> [freq=<MHz>] [wait_time=<ms>] [no_cck=1]
5914 * <action=Action frame payload> */
5915
5916 wpa_printf(MSG_DEBUG, "External MGMT TX: %s", cmd);
5917
5918 pos = cmd;
5919 used = hwaddr_aton2(pos, da);
5920 if (used < 0)
5921 return -1;
5922 pos += used;
5923 while (*pos == ' ')
5924 pos++;
5925 used = hwaddr_aton2(pos, bssid);
5926 if (used < 0)
5927 return -1;
5928 pos += used;
5929
5930 param = os_strstr(pos, " freq=");
5931 if (param) {
5932 param += 6;
5933 freq = atoi(param);
5934 }
5935
5936 param = os_strstr(pos, " no_cck=");
5937 if (param) {
5938 param += 8;
5939 no_cck = atoi(param);
5940 }
5941
5942 param = os_strstr(pos, " wait_time=");
5943 if (param) {
5944 param += 11;
5945 wait_time = atoi(param);
5946 }
5947
5948 param = os_strstr(pos, " action=");
5949 if (param == NULL)
5950 return -1;
5951 param += 8;
5952
5953 len = os_strlen(param);
5954 if (len & 1)
5955 return -1;
5956 len /= 2;
5957
5958 buf = os_malloc(len);
5959 if (buf == NULL)
5960 return -1;
5961
5962 if (hexstr2bin(param, buf, len) < 0) {
5963 os_free(buf);
5964 return -1;
5965 }
5966
5967 res = offchannel_send_action(wpa_s, freq, da, wpa_s->own_addr, bssid,
5968 buf, len, wait_time,
5969 wpas_ctrl_iface_mgmt_tx_cb, no_cck);
5970 os_free(buf);
5971 return res;
5972 }
5973
5974
5975 static void wpas_ctrl_iface_mgmt_tx_done(struct wpa_supplicant *wpa_s)
5976 {
5977 wpa_printf(MSG_DEBUG, "External MGMT TX - done waiting");
5978 offchannel_send_action_done(wpa_s);
5979 }
5980
5981 #endif /* CONFIG_TESTING_OPTIONS */
5982
5983
5984 char * wpa_supplicant_ctrl_iface_process(struct wpa_supplicant *wpa_s,
5985 char *buf, size_t *resp_len)
5986 {
5987 char *reply;
5988 const int reply_size = 4096;
5989 int reply_len;
5990
5991 if (os_strncmp(buf, WPA_CTRL_RSP, os_strlen(WPA_CTRL_RSP)) == 0 ||
5992 os_strncmp(buf, "SET_NETWORK ", 12) == 0) {
5993 if (wpa_debug_show_keys)
5994 wpa_dbg(wpa_s, MSG_DEBUG,
5995 "Control interface command '%s'", buf);
5996 else
5997 wpa_dbg(wpa_s, MSG_DEBUG,
5998 "Control interface command '%s [REMOVED]'",
5999 os_strncmp(buf, WPA_CTRL_RSP,
6000 os_strlen(WPA_CTRL_RSP)) == 0 ?
6001 WPA_CTRL_RSP : "SET_NETWORK");
6002 } else if (os_strncmp(buf, "WPS_NFC_TAG_READ", 16) == 0 ||
6003 os_strncmp(buf, "NFC_REPORT_HANDOVER", 19) == 0 ||
6004 os_strncmp(buf, "NFC_RX_HANDOVER_SEL", 19) == 0) {
6005 wpa_hexdump_ascii_key(MSG_DEBUG, "RX ctrl_iface",
6006 (const u8 *) buf, os_strlen(buf));
6007 } else {
6008 int level = MSG_DEBUG;
6009 if (os_strcmp(buf, "PING") == 0)
6010 level = MSG_EXCESSIVE;
6011 wpa_dbg(wpa_s, level, "Control interface command '%s'", buf);
6012 }
6013
6014 reply = os_malloc(reply_size);
6015 if (reply == NULL) {
6016 *resp_len = 1;
6017 return NULL;
6018 }
6019
6020 os_memcpy(reply, "OK\n", 3);
6021 reply_len = 3;
6022
6023 if (os_strcmp(buf, "PING") == 0) {
6024 os_memcpy(reply, "PONG\n", 5);
6025 reply_len = 5;
6026 } else if (os_strcmp(buf, "IFNAME") == 0) {
6027 reply_len = os_strlen(wpa_s->ifname);
6028 os_memcpy(reply, wpa_s->ifname, reply_len);
6029 } else if (os_strncmp(buf, "RELOG", 5) == 0) {
6030 if (wpa_debug_reopen_file() < 0)
6031 reply_len = -1;
6032 } else if (os_strncmp(buf, "NOTE ", 5) == 0) {
6033 wpa_printf(MSG_INFO, "NOTE: %s", buf + 5);
6034 } else if (os_strcmp(buf, "MIB") == 0) {
6035 reply_len = wpa_sm_get_mib(wpa_s->wpa, reply, reply_size);
6036 if (reply_len >= 0) {
6037 int res;
6038 res = eapol_sm_get_mib(wpa_s->eapol, reply + reply_len,
6039 reply_size - reply_len);
6040 if (res < 0)
6041 reply_len = -1;
6042 else
6043 reply_len += res;
6044 }
6045 } else if (os_strncmp(buf, "STATUS", 6) == 0) {
6046 reply_len = wpa_supplicant_ctrl_iface_status(
6047 wpa_s, buf + 6, reply, reply_size);
6048 } else if (os_strcmp(buf, "PMKSA") == 0) {
6049 reply_len = wpa_sm_pmksa_cache_list(wpa_s->wpa, reply,
6050 reply_size);
6051 } else if (os_strncmp(buf, "SET ", 4) == 0) {
6052 if (wpa_supplicant_ctrl_iface_set(wpa_s, buf + 4))
6053 reply_len = -1;
6054 } else if (os_strncmp(buf, "GET ", 4) == 0) {
6055 reply_len = wpa_supplicant_ctrl_iface_get(wpa_s, buf + 4,
6056 reply, reply_size);
6057 } else if (os_strcmp(buf, "LOGON") == 0) {
6058 eapol_sm_notify_logoff(wpa_s->eapol, FALSE);
6059 } else if (os_strcmp(buf, "LOGOFF") == 0) {
6060 eapol_sm_notify_logoff(wpa_s->eapol, TRUE);
6061 } else if (os_strcmp(buf, "REASSOCIATE") == 0) {
6062 if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED)
6063 reply_len = -1;
6064 else
6065 wpas_request_connection(wpa_s);
6066 } else if (os_strcmp(buf, "REATTACH") == 0) {
6067 if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED ||
6068 !wpa_s->current_ssid)
6069 reply_len = -1;
6070 else {
6071 wpa_s->reattach = 1;
6072 wpas_request_connection(wpa_s);
6073 }
6074 } else if (os_strcmp(buf, "RECONNECT") == 0) {
6075 if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED)
6076 reply_len = -1;
6077 else if (wpa_s->disconnected)
6078 wpas_request_connection(wpa_s);
6079 #ifdef IEEE8021X_EAPOL
6080 } else if (os_strncmp(buf, "PREAUTH ", 8) == 0) {
6081 if (wpa_supplicant_ctrl_iface_preauth(wpa_s, buf + 8))
6082 reply_len = -1;
6083 #endif /* IEEE8021X_EAPOL */
6084 #ifdef CONFIG_PEERKEY
6085 } else if (os_strncmp(buf, "STKSTART ", 9) == 0) {
6086 if (wpa_supplicant_ctrl_iface_stkstart(wpa_s, buf + 9))
6087 reply_len = -1;
6088 #endif /* CONFIG_PEERKEY */
6089 #ifdef CONFIG_IEEE80211R
6090 } else if (os_strncmp(buf, "FT_DS ", 6) == 0) {
6091 if (wpa_supplicant_ctrl_iface_ft_ds(wpa_s, buf + 6))
6092 reply_len = -1;
6093 #endif /* CONFIG_IEEE80211R */
6094 #ifdef CONFIG_WPS
6095 } else if (os_strcmp(buf, "WPS_PBC") == 0) {
6096 int res = wpa_supplicant_ctrl_iface_wps_pbc(wpa_s, NULL);
6097 if (res == -2) {
6098 os_memcpy(reply, "FAIL-PBC-OVERLAP\n", 17);
6099 reply_len = 17;
6100 } else if (res)
6101 reply_len = -1;
6102 } else if (os_strncmp(buf, "WPS_PBC ", 8) == 0) {
6103 int res = wpa_supplicant_ctrl_iface_wps_pbc(wpa_s, buf + 8);
6104 if (res == -2) {
6105 os_memcpy(reply, "FAIL-PBC-OVERLAP\n", 17);
6106 reply_len = 17;
6107 } else if (res)
6108 reply_len = -1;
6109 } else if (os_strncmp(buf, "WPS_PIN ", 8) == 0) {
6110 reply_len = wpa_supplicant_ctrl_iface_wps_pin(wpa_s, buf + 8,
6111 reply,
6112 reply_size);
6113 } else if (os_strncmp(buf, "WPS_CHECK_PIN ", 14) == 0) {
6114 reply_len = wpa_supplicant_ctrl_iface_wps_check_pin(
6115 wpa_s, buf + 14, reply, reply_size);
6116 } else if (os_strcmp(buf, "WPS_CANCEL") == 0) {
6117 if (wpas_wps_cancel(wpa_s))
6118 reply_len = -1;
6119 #ifdef CONFIG_WPS_NFC
6120 } else if (os_strcmp(buf, "WPS_NFC") == 0) {
6121 if (wpa_supplicant_ctrl_iface_wps_nfc(wpa_s, NULL))
6122 reply_len = -1;
6123 } else if (os_strncmp(buf, "WPS_NFC ", 8) == 0) {
6124 if (wpa_supplicant_ctrl_iface_wps_nfc(wpa_s, buf + 8))
6125 reply_len = -1;
6126 } else if (os_strncmp(buf, "WPS_NFC_CONFIG_TOKEN ", 21) == 0) {
6127 reply_len = wpa_supplicant_ctrl_iface_wps_nfc_config_token(
6128 wpa_s, buf + 21, reply, reply_size);
6129 } else if (os_strncmp(buf, "WPS_NFC_TOKEN ", 14) == 0) {
6130 reply_len = wpa_supplicant_ctrl_iface_wps_nfc_token(
6131 wpa_s, buf + 14, reply, reply_size);
6132 } else if (os_strncmp(buf, "WPS_NFC_TAG_READ ", 17) == 0) {
6133 if (wpa_supplicant_ctrl_iface_wps_nfc_tag_read(wpa_s,
6134 buf + 17))
6135 reply_len = -1;
6136 } else if (os_strncmp(buf, "NFC_GET_HANDOVER_REQ ", 21) == 0) {
6137 reply_len = wpas_ctrl_nfc_get_handover_req(
6138 wpa_s, buf + 21, reply, reply_size);
6139 } else if (os_strncmp(buf, "NFC_GET_HANDOVER_SEL ", 21) == 0) {
6140 reply_len = wpas_ctrl_nfc_get_handover_sel(
6141 wpa_s, buf + 21, reply, reply_size);
6142 } else if (os_strncmp(buf, "NFC_RX_HANDOVER_SEL ", 20) == 0) {
6143 if (wpas_ctrl_nfc_rx_handover_sel(wpa_s, buf + 20))
6144 reply_len = -1;
6145 } else if (os_strncmp(buf, "NFC_REPORT_HANDOVER ", 20) == 0) {
6146 if (wpas_ctrl_nfc_report_handover(wpa_s, buf + 20))
6147 reply_len = -1;
6148 #endif /* CONFIG_WPS_NFC */
6149 } else if (os_strncmp(buf, "WPS_REG ", 8) == 0) {
6150 if (wpa_supplicant_ctrl_iface_wps_reg(wpa_s, buf + 8))
6151 reply_len = -1;
6152 #ifdef CONFIG_AP
6153 } else if (os_strncmp(buf, "WPS_AP_PIN ", 11) == 0) {
6154 reply_len = wpa_supplicant_ctrl_iface_wps_ap_pin(
6155 wpa_s, buf + 11, reply, reply_size);
6156 #endif /* CONFIG_AP */
6157 #ifdef CONFIG_WPS_ER
6158 } else if (os_strcmp(buf, "WPS_ER_START") == 0) {
6159 if (wpas_wps_er_start(wpa_s, NULL))
6160 reply_len = -1;
6161 } else if (os_strncmp(buf, "WPS_ER_START ", 13) == 0) {
6162 if (wpas_wps_er_start(wpa_s, buf + 13))
6163 reply_len = -1;
6164 } else if (os_strcmp(buf, "WPS_ER_STOP") == 0) {
6165 if (wpas_wps_er_stop(wpa_s))
6166 reply_len = -1;
6167 } else if (os_strncmp(buf, "WPS_ER_PIN ", 11) == 0) {
6168 if (wpa_supplicant_ctrl_iface_wps_er_pin(wpa_s, buf + 11))
6169 reply_len = -1;
6170 } else if (os_strncmp(buf, "WPS_ER_PBC ", 11) == 0) {
6171 int ret = wpas_wps_er_pbc(wpa_s, buf + 11);
6172 if (ret == -2) {
6173 os_memcpy(reply, "FAIL-PBC-OVERLAP\n", 17);
6174 reply_len = 17;
6175 } else if (ret == -3) {
6176 os_memcpy(reply, "FAIL-UNKNOWN-UUID\n", 18);
6177 reply_len = 18;
6178 } else if (ret == -4) {
6179 os_memcpy(reply, "FAIL-NO-AP-SETTINGS\n", 20);
6180 reply_len = 20;
6181 } else if (ret)
6182 reply_len = -1;
6183 } else if (os_strncmp(buf, "WPS_ER_LEARN ", 13) == 0) {
6184 if (wpa_supplicant_ctrl_iface_wps_er_learn(wpa_s, buf + 13))
6185 reply_len = -1;
6186 } else if (os_strncmp(buf, "WPS_ER_SET_CONFIG ", 18) == 0) {
6187 if (wpa_supplicant_ctrl_iface_wps_er_set_config(wpa_s,
6188 buf + 18))
6189 reply_len = -1;
6190 } else if (os_strncmp(buf, "WPS_ER_CONFIG ", 14) == 0) {
6191 if (wpa_supplicant_ctrl_iface_wps_er_config(wpa_s, buf + 14))
6192 reply_len = -1;
6193 #ifdef CONFIG_WPS_NFC
6194 } else if (os_strncmp(buf, "WPS_ER_NFC_CONFIG_TOKEN ", 24) == 0) {
6195 reply_len = wpa_supplicant_ctrl_iface_wps_er_nfc_config_token(
6196 wpa_s, buf + 24, reply, reply_size);
6197 #endif /* CONFIG_WPS_NFC */
6198 #endif /* CONFIG_WPS_ER */
6199 #endif /* CONFIG_WPS */
6200 #ifdef CONFIG_IBSS_RSN
6201 } else if (os_strncmp(buf, "IBSS_RSN ", 9) == 0) {
6202 if (wpa_supplicant_ctrl_iface_ibss_rsn(wpa_s, buf + 9))
6203 reply_len = -1;
6204 #endif /* CONFIG_IBSS_RSN */
6205 #ifdef CONFIG_P2P
6206 } else if (os_strncmp(buf, "P2P_FIND ", 9) == 0) {
6207 if (p2p_ctrl_find(wpa_s, buf + 9))
6208 reply_len = -1;
6209 } else if (os_strcmp(buf, "P2P_FIND") == 0) {
6210 if (p2p_ctrl_find(wpa_s, ""))
6211 reply_len = -1;
6212 } else if (os_strcmp(buf, "P2P_STOP_FIND") == 0) {
6213 wpas_p2p_stop_find(wpa_s);
6214 } else if (os_strncmp(buf, "P2P_CONNECT ", 12) == 0) {
6215 reply_len = p2p_ctrl_connect(wpa_s, buf + 12, reply,
6216 reply_size);
6217 } else if (os_strncmp(buf, "P2P_LISTEN ", 11) == 0) {
6218 if (p2p_ctrl_listen(wpa_s, buf + 11))
6219 reply_len = -1;
6220 } else if (os_strcmp(buf, "P2P_LISTEN") == 0) {
6221 if (p2p_ctrl_listen(wpa_s, ""))
6222 reply_len = -1;
6223 } else if (os_strncmp(buf, "P2P_GROUP_REMOVE ", 17) == 0) {
6224 if (wpas_p2p_group_remove(wpa_s, buf + 17))
6225 reply_len = -1;
6226 } else if (os_strcmp(buf, "P2P_GROUP_ADD") == 0) {
6227 if (wpas_p2p_group_add(wpa_s, 0, 0, 0, 0))
6228 reply_len = -1;
6229 } else if (os_strncmp(buf, "P2P_GROUP_ADD ", 14) == 0) {
6230 if (p2p_ctrl_group_add(wpa_s, buf + 14))
6231 reply_len = -1;
6232 } else if (os_strncmp(buf, "P2P_PROV_DISC ", 14) == 0) {
6233 if (p2p_ctrl_prov_disc(wpa_s, buf + 14))
6234 reply_len = -1;
6235 } else if (os_strcmp(buf, "P2P_GET_PASSPHRASE") == 0) {
6236 reply_len = p2p_get_passphrase(wpa_s, reply, reply_size);
6237 } else if (os_strncmp(buf, "P2P_SERV_DISC_REQ ", 18) == 0) {
6238 reply_len = p2p_ctrl_serv_disc_req(wpa_s, buf + 18, reply,
6239 reply_size);
6240 } else if (os_strncmp(buf, "P2P_SERV_DISC_CANCEL_REQ ", 25) == 0) {
6241 if (p2p_ctrl_serv_disc_cancel_req(wpa_s, buf + 25) < 0)
6242 reply_len = -1;
6243 } else if (os_strncmp(buf, "P2P_SERV_DISC_RESP ", 19) == 0) {
6244 if (p2p_ctrl_serv_disc_resp(wpa_s, buf + 19) < 0)
6245 reply_len = -1;
6246 } else if (os_strcmp(buf, "P2P_SERVICE_UPDATE") == 0) {
6247 wpas_p2p_sd_service_update(wpa_s);
6248 } else if (os_strncmp(buf, "P2P_SERV_DISC_EXTERNAL ", 23) == 0) {
6249 if (p2p_ctrl_serv_disc_external(wpa_s, buf + 23) < 0)
6250 reply_len = -1;
6251 } else if (os_strcmp(buf, "P2P_SERVICE_FLUSH") == 0) {
6252 wpas_p2p_service_flush(wpa_s);
6253 } else if (os_strncmp(buf, "P2P_SERVICE_ADD ", 16) == 0) {
6254 if (p2p_ctrl_service_add(wpa_s, buf + 16) < 0)
6255 reply_len = -1;
6256 } else if (os_strncmp(buf, "P2P_SERVICE_DEL ", 16) == 0) {
6257 if (p2p_ctrl_service_del(wpa_s, buf + 16) < 0)
6258 reply_len = -1;
6259 } else if (os_strncmp(buf, "P2P_REJECT ", 11) == 0) {
6260 if (p2p_ctrl_reject(wpa_s, buf + 11) < 0)
6261 reply_len = -1;
6262 } else if (os_strncmp(buf, "P2P_INVITE ", 11) == 0) {
6263 if (p2p_ctrl_invite(wpa_s, buf + 11) < 0)
6264 reply_len = -1;
6265 } else if (os_strncmp(buf, "P2P_PEER ", 9) == 0) {
6266 reply_len = p2p_ctrl_peer(wpa_s, buf + 9, reply,
6267 reply_size);
6268 } else if (os_strncmp(buf, "P2P_SET ", 8) == 0) {
6269 if (p2p_ctrl_set(wpa_s, buf + 8) < 0)
6270 reply_len = -1;
6271 } else if (os_strcmp(buf, "P2P_FLUSH") == 0) {
6272 p2p_ctrl_flush(wpa_s);
6273 } else if (os_strncmp(buf, "P2P_UNAUTHORIZE ", 16) == 0) {
6274 if (wpas_p2p_unauthorize(wpa_s, buf + 16) < 0)
6275 reply_len = -1;
6276 } else if (os_strcmp(buf, "P2P_CANCEL") == 0) {
6277 if (wpas_p2p_cancel(wpa_s))
6278 reply_len = -1;
6279 } else if (os_strncmp(buf, "P2P_PRESENCE_REQ ", 17) == 0) {
6280 if (p2p_ctrl_presence_req(wpa_s, buf + 17) < 0)
6281 reply_len = -1;
6282 } else if (os_strcmp(buf, "P2P_PRESENCE_REQ") == 0) {
6283 if (p2p_ctrl_presence_req(wpa_s, "") < 0)
6284 reply_len = -1;
6285 } else if (os_strncmp(buf, "P2P_EXT_LISTEN ", 15) == 0) {
6286 if (p2p_ctrl_ext_listen(wpa_s, buf + 15) < 0)
6287 reply_len = -1;
6288 } else if (os_strcmp(buf, "P2P_EXT_LISTEN") == 0) {
6289 if (p2p_ctrl_ext_listen(wpa_s, "") < 0)
6290 reply_len = -1;
6291 } else if (os_strncmp(buf, "P2P_REMOVE_CLIENT ", 18) == 0) {
6292 if (p2p_ctrl_remove_client(wpa_s, buf + 18) < 0)
6293 reply_len = -1;
6294 #endif /* CONFIG_P2P */
6295 #ifdef CONFIG_WIFI_DISPLAY
6296 } else if (os_strncmp(buf, "WFD_SUBELEM_SET ", 16) == 0) {
6297 if (wifi_display_subelem_set(wpa_s->global, buf + 16) < 0)
6298 reply_len = -1;
6299 } else if (os_strncmp(buf, "WFD_SUBELEM_GET ", 16) == 0) {
6300 reply_len = wifi_display_subelem_get(wpa_s->global, buf + 16,
6301 reply, reply_size);
6302 #endif /* CONFIG_WIFI_DISPLAY */
6303 #ifdef CONFIG_INTERWORKING
6304 } else if (os_strcmp(buf, "FETCH_ANQP") == 0) {
6305 if (interworking_fetch_anqp(wpa_s) < 0)
6306 reply_len = -1;
6307 } else if (os_strcmp(buf, "STOP_FETCH_ANQP") == 0) {
6308 interworking_stop_fetch_anqp(wpa_s);
6309 } else if (os_strcmp(buf, "INTERWORKING_SELECT") == 0) {
6310 if (ctrl_interworking_select(wpa_s, NULL) < 0)
6311 reply_len = -1;
6312 } else if (os_strncmp(buf, "INTERWORKING_SELECT ", 20) == 0) {
6313 if (ctrl_interworking_select(wpa_s, buf + 20) < 0)
6314 reply_len = -1;
6315 } else if (os_strncmp(buf, "INTERWORKING_CONNECT ", 21) == 0) {
6316 if (ctrl_interworking_connect(wpa_s, buf + 21) < 0)
6317 reply_len = -1;
6318 } else if (os_strncmp(buf, "ANQP_GET ", 9) == 0) {
6319 if (get_anqp(wpa_s, buf + 9) < 0)
6320 reply_len = -1;
6321 } else if (os_strncmp(buf, "GAS_REQUEST ", 12) == 0) {
6322 if (gas_request(wpa_s, buf + 12) < 0)
6323 reply_len = -1;
6324 } else if (os_strncmp(buf, "GAS_RESPONSE_GET ", 17) == 0) {
6325 reply_len = gas_response_get(wpa_s, buf + 17, reply,
6326 reply_size);
6327 #endif /* CONFIG_INTERWORKING */
6328 #ifdef CONFIG_HS20
6329 } else if (os_strncmp(buf, "HS20_ANQP_GET ", 14) == 0) {
6330 if (get_hs20_anqp(wpa_s, buf + 14) < 0)
6331 reply_len = -1;
6332 } else if (os_strncmp(buf, "HS20_GET_NAI_HOME_REALM_LIST ", 29) == 0) {
6333 if (hs20_get_nai_home_realm_list(wpa_s, buf + 29) < 0)
6334 reply_len = -1;
6335 } else if (os_strncmp(buf, "HS20_ICON_REQUEST ", 18) == 0) {
6336 if (hs20_icon_request(wpa_s, buf + 18) < 0)
6337 reply_len = -1;
6338 } else if (os_strcmp(buf, "FETCH_OSU") == 0) {
6339 if (hs20_fetch_osu(wpa_s) < 0)
6340 reply_len = -1;
6341 } else if (os_strcmp(buf, "CANCEL_FETCH_OSU") == 0) {
6342 hs20_cancel_fetch_osu(wpa_s);
6343 #endif /* CONFIG_HS20 */
6344 } else if (os_strncmp(buf, WPA_CTRL_RSP, os_strlen(WPA_CTRL_RSP)) == 0)
6345 {
6346 if (wpa_supplicant_ctrl_iface_ctrl_rsp(
6347 wpa_s, buf + os_strlen(WPA_CTRL_RSP)))
6348 reply_len = -1;
6349 else {
6350 /*
6351 * Notify response from timeout to allow the control
6352 * interface response to be sent first.
6353 */
6354 eloop_register_timeout(0, 0, wpas_ctrl_eapol_response,
6355 wpa_s, NULL);
6356 }
6357 } else if (os_strcmp(buf, "RECONFIGURE") == 0) {
6358 if (wpa_supplicant_reload_configuration(wpa_s))
6359 reply_len = -1;
6360 } else if (os_strcmp(buf, "TERMINATE") == 0) {
6361 wpa_supplicant_terminate_proc(wpa_s->global);
6362 } else if (os_strncmp(buf, "BSSID ", 6) == 0) {
6363 if (wpa_supplicant_ctrl_iface_bssid(wpa_s, buf + 6))
6364 reply_len = -1;
6365 } else if (os_strncmp(buf, "BLACKLIST", 9) == 0) {
6366 reply_len = wpa_supplicant_ctrl_iface_blacklist(
6367 wpa_s, buf + 9, reply, reply_size);
6368 } else if (os_strncmp(buf, "LOG_LEVEL", 9) == 0) {
6369 reply_len = wpa_supplicant_ctrl_iface_log_level(
6370 wpa_s, buf + 9, reply, reply_size);
6371 } else if (os_strcmp(buf, "LIST_NETWORKS") == 0) {
6372 reply_len = wpa_supplicant_ctrl_iface_list_networks(
6373 wpa_s, reply, reply_size);
6374 } else if (os_strcmp(buf, "DISCONNECT") == 0) {
6375 #ifdef CONFIG_SME
6376 wpa_s->sme.prev_bssid_set = 0;
6377 #endif /* CONFIG_SME */
6378 wpa_s->reassociate = 0;
6379 wpa_s->disconnected = 1;
6380 wpa_supplicant_cancel_sched_scan(wpa_s);
6381 wpa_supplicant_cancel_scan(wpa_s);
6382 wpa_supplicant_deauthenticate(wpa_s,
6383 WLAN_REASON_DEAUTH_LEAVING);
6384 } else if (os_strcmp(buf, "SCAN") == 0) {
6385 wpas_ctrl_scan(wpa_s, NULL, reply, reply_size, &reply_len);
6386 } else if (os_strncmp(buf, "SCAN ", 5) == 0) {
6387 wpas_ctrl_scan(wpa_s, buf + 5, reply, reply_size, &reply_len);
6388 } else if (os_strcmp(buf, "SCAN_RESULTS") == 0) {
6389 reply_len = wpa_supplicant_ctrl_iface_scan_results(
6390 wpa_s, reply, reply_size);
6391 } else if (os_strncmp(buf, "SELECT_NETWORK ", 15) == 0) {
6392 if (wpa_supplicant_ctrl_iface_select_network(wpa_s, buf + 15))
6393 reply_len = -1;
6394 } else if (os_strncmp(buf, "ENABLE_NETWORK ", 15) == 0) {
6395 if (wpa_supplicant_ctrl_iface_enable_network(wpa_s, buf + 15))
6396 reply_len = -1;
6397 } else if (os_strncmp(buf, "DISABLE_NETWORK ", 16) == 0) {
6398 if (wpa_supplicant_ctrl_iface_disable_network(wpa_s, buf + 16))
6399 reply_len = -1;
6400 } else if (os_strcmp(buf, "ADD_NETWORK") == 0) {
6401 reply_len = wpa_supplicant_ctrl_iface_add_network(
6402 wpa_s, reply, reply_size);
6403 } else if (os_strncmp(buf, "REMOVE_NETWORK ", 15) == 0) {
6404 if (wpa_supplicant_ctrl_iface_remove_network(wpa_s, buf + 15))
6405 reply_len = -1;
6406 } else if (os_strncmp(buf, "SET_NETWORK ", 12) == 0) {
6407 if (wpa_supplicant_ctrl_iface_set_network(wpa_s, buf + 12))
6408 reply_len = -1;
6409 } else if (os_strncmp(buf, "GET_NETWORK ", 12) == 0) {
6410 reply_len = wpa_supplicant_ctrl_iface_get_network(
6411 wpa_s, buf + 12, reply, reply_size);
6412 } else if (os_strcmp(buf, "LIST_CREDS") == 0) {
6413 reply_len = wpa_supplicant_ctrl_iface_list_creds(
6414 wpa_s, reply, reply_size);
6415 } else if (os_strcmp(buf, "ADD_CRED") == 0) {
6416 reply_len = wpa_supplicant_ctrl_iface_add_cred(
6417 wpa_s, reply, reply_size);
6418 } else if (os_strncmp(buf, "REMOVE_CRED ", 12) == 0) {
6419 if (wpa_supplicant_ctrl_iface_remove_cred(wpa_s, buf + 12))
6420 reply_len = -1;
6421 } else if (os_strncmp(buf, "SET_CRED ", 9) == 0) {
6422 if (wpa_supplicant_ctrl_iface_set_cred(wpa_s, buf + 9))
6423 reply_len = -1;
6424 #ifndef CONFIG_NO_CONFIG_WRITE
6425 } else if (os_strcmp(buf, "SAVE_CONFIG") == 0) {
6426 if (wpa_supplicant_ctrl_iface_save_config(wpa_s))
6427 reply_len = -1;
6428 #endif /* CONFIG_NO_CONFIG_WRITE */
6429 } else if (os_strncmp(buf, "GET_CAPABILITY ", 15) == 0) {
6430 reply_len = wpa_supplicant_ctrl_iface_get_capability(
6431 wpa_s, buf + 15, reply, reply_size);
6432 } else if (os_strncmp(buf, "AP_SCAN ", 8) == 0) {
6433 if (wpa_supplicant_ctrl_iface_ap_scan(wpa_s, buf + 8))
6434 reply_len = -1;
6435 } else if (os_strncmp(buf, "SCAN_INTERVAL ", 14) == 0) {
6436 if (wpa_supplicant_ctrl_iface_scan_interval(wpa_s, buf + 14))
6437 reply_len = -1;
6438 } else if (os_strcmp(buf, "INTERFACE_LIST") == 0) {
6439 reply_len = wpa_supplicant_global_iface_list(
6440 wpa_s->global, reply, reply_size);
6441 } else if (os_strcmp(buf, "INTERFACES") == 0) {
6442 reply_len = wpa_supplicant_global_iface_interfaces(
6443 wpa_s->global, reply, reply_size);
6444 } else if (os_strncmp(buf, "BSS ", 4) == 0) {
6445 reply_len = wpa_supplicant_ctrl_iface_bss(
6446 wpa_s, buf + 4, reply, reply_size);
6447 #ifdef CONFIG_AP
6448 } else if (os_strcmp(buf, "STA-FIRST") == 0) {
6449 reply_len = ap_ctrl_iface_sta_first(wpa_s, reply, reply_size);
6450 } else if (os_strncmp(buf, "STA ", 4) == 0) {
6451 reply_len = ap_ctrl_iface_sta(wpa_s, buf + 4, reply,
6452 reply_size);
6453 } else if (os_strncmp(buf, "STA-NEXT ", 9) == 0) {
6454 reply_len = ap_ctrl_iface_sta_next(wpa_s, buf + 9, reply,
6455 reply_size);
6456 } else if (os_strncmp(buf, "DEAUTHENTICATE ", 15) == 0) {
6457 if (ap_ctrl_iface_sta_deauthenticate(wpa_s, buf + 15))
6458 reply_len = -1;
6459 } else if (os_strncmp(buf, "DISASSOCIATE ", 13) == 0) {
6460 if (ap_ctrl_iface_sta_disassociate(wpa_s, buf + 13))
6461 reply_len = -1;
6462 } else if (os_strncmp(buf, "CHAN_SWITCH ", 12) == 0) {
6463 if (ap_ctrl_iface_chanswitch(wpa_s, buf + 12))
6464 reply_len = -1;
6465 #endif /* CONFIG_AP */
6466 } else if (os_strcmp(buf, "SUSPEND") == 0) {
6467 wpas_notify_suspend(wpa_s->global);
6468 } else if (os_strcmp(buf, "RESUME") == 0) {
6469 wpas_notify_resume(wpa_s->global);
6470 } else if (os_strcmp(buf, "DROP_SA") == 0) {
6471 wpa_supplicant_ctrl_iface_drop_sa(wpa_s);
6472 } else if (os_strncmp(buf, "ROAM ", 5) == 0) {
6473 if (wpa_supplicant_ctrl_iface_roam(wpa_s, buf + 5))
6474 reply_len = -1;
6475 } else if (os_strncmp(buf, "STA_AUTOCONNECT ", 16) == 0) {
6476 if (wpa_supplicant_ctrl_iface_sta_autoconnect(wpa_s, buf + 16))
6477 reply_len = -1;
6478 } else if (os_strncmp(buf, "BSS_EXPIRE_AGE ", 15) == 0) {
6479 if (wpa_supplicant_ctrl_iface_bss_expire_age(wpa_s, buf + 15))
6480 reply_len = -1;
6481 } else if (os_strncmp(buf, "BSS_EXPIRE_COUNT ", 17) == 0) {
6482 if (wpa_supplicant_ctrl_iface_bss_expire_count(wpa_s,
6483 buf + 17))
6484 reply_len = -1;
6485 } else if (os_strncmp(buf, "BSS_FLUSH ", 10) == 0) {
6486 if (wpa_supplicant_ctrl_iface_bss_flush(wpa_s, buf + 10))
6487 reply_len = -1;
6488 #ifdef CONFIG_TDLS
6489 } else if (os_strncmp(buf, "TDLS_DISCOVER ", 14) == 0) {
6490 if (wpa_supplicant_ctrl_iface_tdls_discover(wpa_s, buf + 14))
6491 reply_len = -1;
6492 } else if (os_strncmp(buf, "TDLS_SETUP ", 11) == 0) {
6493 if (wpa_supplicant_ctrl_iface_tdls_setup(wpa_s, buf + 11))
6494 reply_len = -1;
6495 } else if (os_strncmp(buf, "TDLS_TEARDOWN ", 14) == 0) {
6496 if (wpa_supplicant_ctrl_iface_tdls_teardown(wpa_s, buf + 14))
6497 reply_len = -1;
6498 #endif /* CONFIG_TDLS */
6499 } else if (os_strncmp(buf, "SIGNAL_POLL", 11) == 0) {
6500 reply_len = wpa_supplicant_signal_poll(wpa_s, reply,
6501 reply_size);
6502 } else if (os_strncmp(buf, "PKTCNT_POLL", 11) == 0) {
6503 reply_len = wpa_supplicant_pktcnt_poll(wpa_s, reply,
6504 reply_size);
6505 #ifdef CONFIG_AUTOSCAN
6506 } else if (os_strncmp(buf, "AUTOSCAN ", 9) == 0) {
6507 if (wpa_supplicant_ctrl_iface_autoscan(wpa_s, buf + 9))
6508 reply_len = -1;
6509 #endif /* CONFIG_AUTOSCAN */
6510 #ifdef ANDROID
6511 } else if (os_strncmp(buf, "DRIVER ", 7) == 0) {
6512 reply_len = wpa_supplicant_driver_cmd(wpa_s, buf + 7, reply,
6513 reply_size);
6514 #endif /* ANDROID */
6515 } else if (os_strncmp(buf, "VENDOR ", 7) == 0) {
6516 reply_len = wpa_supplicant_vendor_cmd(wpa_s, buf + 7, reply,
6517 reply_size);
6518 } else if (os_strcmp(buf, "REAUTHENTICATE") == 0) {
6519 pmksa_cache_clear_current(wpa_s->wpa);
6520 eapol_sm_request_reauth(wpa_s->eapol);
6521 #ifdef CONFIG_WNM
6522 } else if (os_strncmp(buf, "WNM_SLEEP ", 10) == 0) {
6523 if (wpas_ctrl_iface_wnm_sleep(wpa_s, buf + 10))
6524 reply_len = -1;
6525 } else if (os_strncmp(buf, "WNM_BSS_QUERY ", 10) == 0) {
6526 if (wpas_ctrl_iface_wnm_bss_query(wpa_s, buf + 10))
6527 reply_len = -1;
6528 #endif /* CONFIG_WNM */
6529 } else if (os_strcmp(buf, "FLUSH") == 0) {
6530 wpa_supplicant_ctrl_iface_flush(wpa_s);
6531 } else if (os_strncmp(buf, "RADIO_WORK ", 11) == 0) {
6532 reply_len = wpas_ctrl_radio_work(wpa_s, buf + 11, reply,
6533 reply_size);
6534 #ifdef CONFIG_TESTING_OPTIONS
6535 } else if (os_strncmp(buf, "MGMT_TX ", 8) == 0) {
6536 if (wpas_ctrl_iface_mgmt_tx(wpa_s, buf + 8) < 0)
6537 reply_len = -1;
6538 } else if (os_strcmp(buf, "MGMT_TX_DONE") == 0) {
6539 wpas_ctrl_iface_mgmt_tx_done(wpa_s);
6540 #endif /* CONFIG_TESTING_OPTIONS */
6541 } else {
6542 os_memcpy(reply, "UNKNOWN COMMAND\n", 16);
6543 reply_len = 16;
6544 }
6545
6546 if (reply_len < 0) {
6547 os_memcpy(reply, "FAIL\n", 5);
6548 reply_len = 5;
6549 }
6550
6551 *resp_len = reply_len;
6552 return reply;
6553 }
6554
6555
6556 static int wpa_supplicant_global_iface_add(struct wpa_global *global,
6557 char *cmd)
6558 {
6559 struct wpa_interface iface;
6560 char *pos;
6561
6562 /*
6563 * <ifname>TAB<confname>TAB<driver>TAB<ctrl_interface>TAB<driver_param>
6564 * TAB<bridge_ifname>
6565 */
6566 wpa_printf(MSG_DEBUG, "CTRL_IFACE GLOBAL INTERFACE_ADD '%s'", cmd);
6567
6568 os_memset(&iface, 0, sizeof(iface));
6569
6570 do {
6571 iface.ifname = pos = cmd;
6572 pos = os_strchr(pos, '\t');
6573 if (pos)
6574 *pos++ = '\0';
6575 if (iface.ifname[0] == '\0')
6576 return -1;
6577 if (pos == NULL)
6578 break;
6579
6580 iface.confname = pos;
6581 pos = os_strchr(pos, '\t');
6582 if (pos)
6583 *pos++ = '\0';
6584 if (iface.confname[0] == '\0')
6585 iface.confname = NULL;
6586 if (pos == NULL)
6587 break;
6588
6589 iface.driver = pos;
6590 pos = os_strchr(pos, '\t');
6591 if (pos)
6592 *pos++ = '\0';
6593 if (iface.driver[0] == '\0')
6594 iface.driver = NULL;
6595 if (pos == NULL)
6596 break;
6597
6598 iface.ctrl_interface = pos;
6599 pos = os_strchr(pos, '\t');
6600 if (pos)
6601 *pos++ = '\0';
6602 if (iface.ctrl_interface[0] == '\0')
6603 iface.ctrl_interface = NULL;
6604 if (pos == NULL)
6605 break;
6606
6607 iface.driver_param = pos;
6608 pos = os_strchr(pos, '\t');
6609 if (pos)
6610 *pos++ = '\0';
6611 if (iface.driver_param[0] == '\0')
6612 iface.driver_param = NULL;
6613 if (pos == NULL)
6614 break;
6615
6616 iface.bridge_ifname = pos;
6617 pos = os_strchr(pos, '\t');
6618 if (pos)
6619 *pos++ = '\0';
6620 if (iface.bridge_ifname[0] == '\0')
6621 iface.bridge_ifname = NULL;
6622 if (pos == NULL)
6623 break;
6624 } while (0);
6625
6626 if (wpa_supplicant_get_iface(global, iface.ifname))
6627 return -1;
6628
6629 return wpa_supplicant_add_iface(global, &iface) ? 0 : -1;
6630 }
6631
6632
6633 static int wpa_supplicant_global_iface_remove(struct wpa_global *global,
6634 char *cmd)
6635 {
6636 struct wpa_supplicant *wpa_s;
6637
6638 wpa_printf(MSG_DEBUG, "CTRL_IFACE GLOBAL INTERFACE_REMOVE '%s'", cmd);
6639
6640 wpa_s = wpa_supplicant_get_iface(global, cmd);
6641 if (wpa_s == NULL)
6642 return -1;
6643 return wpa_supplicant_remove_iface(global, wpa_s, 0);
6644 }
6645
6646
6647 static void wpa_free_iface_info(struct wpa_interface_info *iface)
6648 {
6649 struct wpa_interface_info *prev;
6650
6651 while (iface) {
6652 prev = iface;
6653 iface = iface->next;
6654
6655 os_free(prev->ifname);
6656 os_free(prev->desc);
6657 os_free(prev);
6658 }
6659 }
6660
6661
6662 static int wpa_supplicant_global_iface_list(struct wpa_global *global,
6663 char *buf, int len)
6664 {
6665 int i, res;
6666 struct wpa_interface_info *iface = NULL, *last = NULL, *tmp;
6667 char *pos, *end;
6668
6669 for (i = 0; wpa_drivers[i]; i++) {
6670 struct wpa_driver_ops *drv = wpa_drivers[i];
6671 if (drv->get_interfaces == NULL)
6672 continue;
6673 tmp = drv->get_interfaces(global->drv_priv[i]);
6674 if (tmp == NULL)
6675 continue;
6676
6677 if (last == NULL)
6678 iface = last = tmp;
6679 else
6680 last->next = tmp;
6681 while (last->next)
6682 last = last->next;
6683 }
6684
6685 pos = buf;
6686 end = buf + len;
6687 for (tmp = iface; tmp; tmp = tmp->next) {
6688 res = os_snprintf(pos, end - pos, "%s\t%s\t%s\n",
6689 tmp->drv_name, tmp->ifname,
6690 tmp->desc ? tmp->desc : "");
6691 if (res < 0 || res >= end - pos) {
6692 *pos = '\0';
6693 break;
6694 }
6695 pos += res;
6696 }
6697
6698 wpa_free_iface_info(iface);
6699
6700 return pos - buf;
6701 }
6702
6703
6704 static int wpa_supplicant_global_iface_interfaces(struct wpa_global *global,
6705 char *buf, int len)
6706 {
6707 int res;
6708 char *pos, *end;
6709 struct wpa_supplicant *wpa_s;
6710
6711 wpa_s = global->ifaces;
6712 pos = buf;
6713 end = buf + len;
6714
6715 while (wpa_s) {
6716 res = os_snprintf(pos, end - pos, "%s\n", wpa_s->ifname);
6717 if (res < 0 || res >= end - pos) {
6718 *pos = '\0';
6719 break;
6720 }
6721 pos += res;
6722 wpa_s = wpa_s->next;
6723 }
6724 return pos - buf;
6725 }
6726
6727
6728 static char * wpas_global_ctrl_iface_ifname(struct wpa_global *global,
6729 const char *ifname,
6730 char *cmd, size_t *resp_len)
6731 {
6732 struct wpa_supplicant *wpa_s;
6733
6734 for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next) {
6735 if (os_strcmp(ifname, wpa_s->ifname) == 0)
6736 break;
6737 }
6738
6739 if (wpa_s == NULL) {
6740 char *resp = os_strdup("FAIL-NO-IFNAME-MATCH\n");
6741 if (resp)
6742 *resp_len = os_strlen(resp);
6743 else
6744 *resp_len = 1;
6745 return resp;
6746 }
6747
6748 return wpa_supplicant_ctrl_iface_process(wpa_s, cmd, resp_len);
6749 }
6750
6751
6752 static char * wpas_global_ctrl_iface_redir_p2p(struct wpa_global *global,
6753 char *buf, size_t *resp_len)
6754 {
6755 #ifdef CONFIG_P2P
6756 static const char * cmd[] = {
6757 "LIST_NETWORKS",
6758 "SAVE_CONFIG",
6759 "P2P_FIND",
6760 "P2P_STOP_FIND",
6761 "P2P_LISTEN",
6762 "P2P_GROUP_ADD",
6763 "P2P_GET_PASSPHRASE",
6764 "P2P_SERVICE_UPDATE",
6765 "P2P_SERVICE_FLUSH",
6766 "P2P_FLUSH",
6767 "P2P_CANCEL",
6768 "P2P_PRESENCE_REQ",
6769 "P2P_EXT_LISTEN",
6770 NULL
6771 };
6772 static const char * prefix[] = {
6773 #ifdef ANDROID
6774 "DRIVER ",
6775 #endif /* ANDROID */
6776 "GET_NETWORK ",
6777 "REMOVE_NETWORK ",
6778 "SET ",
6779 "P2P_FIND ",
6780 "P2P_CONNECT ",
6781 "P2P_LISTEN ",
6782 "P2P_GROUP_REMOVE ",
6783 "P2P_GROUP_ADD ",
6784 "P2P_PROV_DISC ",
6785 "P2P_SERV_DISC_REQ ",
6786 "P2P_SERV_DISC_CANCEL_REQ ",
6787 "P2P_SERV_DISC_RESP ",
6788 "P2P_SERV_DISC_EXTERNAL ",
6789 "P2P_SERVICE_ADD ",
6790 "P2P_SERVICE_DEL ",
6791 "P2P_REJECT ",
6792 "P2P_INVITE ",
6793 "P2P_PEER ",
6794 "P2P_SET ",
6795 "P2P_UNAUTHORIZE ",
6796 "P2P_PRESENCE_REQ ",
6797 "P2P_EXT_LISTEN ",
6798 "P2P_REMOVE_CLIENT ",
6799 NULL
6800 };
6801 int found = 0;
6802 int i;
6803
6804 if (global->p2p_init_wpa_s == NULL)
6805 return NULL;
6806
6807 for (i = 0; !found && cmd[i]; i++) {
6808 if (os_strcmp(buf, cmd[i]) == 0)
6809 found = 1;
6810 }
6811
6812 for (i = 0; !found && prefix[i]; i++) {
6813 if (os_strncmp(buf, prefix[i], os_strlen(prefix[i])) == 0)
6814 found = 1;
6815 }
6816
6817 if (found)
6818 return wpa_supplicant_ctrl_iface_process(global->p2p_init_wpa_s,
6819 buf, resp_len);
6820 #endif /* CONFIG_P2P */
6821 return NULL;
6822 }
6823
6824
6825 static char * wpas_global_ctrl_iface_redir_wfd(struct wpa_global *global,
6826 char *buf, size_t *resp_len)
6827 {
6828 #ifdef CONFIG_WIFI_DISPLAY
6829 if (global->p2p_init_wpa_s == NULL)
6830 return NULL;
6831 if (os_strncmp(buf, "WFD_SUBELEM_SET ", 16) == 0 ||
6832 os_strncmp(buf, "WFD_SUBELEM_GET ", 16) == 0)
6833 return wpa_supplicant_ctrl_iface_process(global->p2p_init_wpa_s,
6834 buf, resp_len);
6835 #endif /* CONFIG_WIFI_DISPLAY */
6836 return NULL;
6837 }
6838
6839
6840 static char * wpas_global_ctrl_iface_redir(struct wpa_global *global,
6841 char *buf, size_t *resp_len)
6842 {
6843 char *ret;
6844
6845 ret = wpas_global_ctrl_iface_redir_p2p(global, buf, resp_len);
6846 if (ret)
6847 return ret;
6848
6849 ret = wpas_global_ctrl_iface_redir_wfd(global, buf, resp_len);
6850 if (ret)
6851 return ret;
6852
6853 return NULL;
6854 }
6855
6856
6857 static int wpas_global_ctrl_iface_set(struct wpa_global *global, char *cmd)
6858 {
6859 char *value;
6860
6861 value = os_strchr(cmd, ' ');
6862 if (value == NULL)
6863 return -1;
6864 *value++ = '\0';
6865
6866 wpa_printf(MSG_DEBUG, "GLOBAL_CTRL_IFACE SET '%s'='%s'", cmd, value);
6867
6868 #ifdef CONFIG_WIFI_DISPLAY
6869 if (os_strcasecmp(cmd, "wifi_display") == 0) {
6870 wifi_display_enable(global, !!atoi(value));
6871 return 0;
6872 }
6873 #endif /* CONFIG_WIFI_DISPLAY */
6874
6875 return -1;
6876 }
6877
6878
6879 #ifndef CONFIG_NO_CONFIG_WRITE
6880 static int wpas_global_ctrl_iface_save_config(struct wpa_global *global)
6881 {
6882 int ret = 0;
6883 struct wpa_supplicant *wpa_s;
6884
6885 for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next) {
6886 if (!wpa_s->conf->update_config) {
6887 wpa_dbg(wpa_s, MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Not allowed to update configuration (update_config=0)");
6888 continue;
6889 }
6890
6891 if (wpa_config_write(wpa_s->confname, wpa_s->conf)) {
6892 wpa_dbg(wpa_s, MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Failed to update configuration");
6893 ret = 1;
6894 } else {
6895 wpa_dbg(wpa_s, MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Configuration updated");
6896 }
6897 }
6898
6899 return ret;
6900 }
6901 #endif /* CONFIG_NO_CONFIG_WRITE */
6902
6903
6904 static int wpas_global_ctrl_iface_status(struct wpa_global *global,
6905 char *buf, size_t buflen)
6906 {
6907 char *pos, *end;
6908 int ret;
6909 struct wpa_supplicant *wpa_s;
6910
6911 pos = buf;
6912 end = buf + buflen;
6913
6914 #ifdef CONFIG_P2P
6915 if (global->p2p && !global->p2p_disabled) {
6916 ret = os_snprintf(pos, end - pos, "p2p_device_address=" MACSTR
6917 "\n"
6918 "p2p_state=%s\n",
6919 MAC2STR(global->p2p_dev_addr),
6920 p2p_get_state_txt(global->p2p));
6921 if (ret < 0 || ret >= end - pos)
6922 return pos - buf;
6923 pos += ret;
6924 } else if (global->p2p) {
6925 ret = os_snprintf(pos, end - pos, "p2p_state=DISABLED\n");
6926 if (ret < 0 || ret >= end - pos)
6927 return pos - buf;
6928 pos += ret;
6929 }
6930 #endif /* CONFIG_P2P */
6931
6932 #ifdef CONFIG_WIFI_DISPLAY
6933 ret = os_snprintf(pos, end - pos, "wifi_display=%d\n",
6934 !!global->wifi_display);
6935 if (ret < 0 || ret >= end - pos)
6936 return pos - buf;
6937 pos += ret;
6938 #endif /* CONFIG_WIFI_DISPLAY */
6939
6940 for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next) {
6941 ret = os_snprintf(pos, end - pos, "ifname=%s\n"
6942 "address=" MACSTR "\n",
6943 wpa_s->ifname, MAC2STR(wpa_s->own_addr));
6944 if (ret < 0 || ret >= end - pos)
6945 return pos - buf;
6946 pos += ret;
6947 }
6948
6949 return pos - buf;
6950 }
6951
6952
6953 char * wpa_supplicant_global_ctrl_iface_process(struct wpa_global *global,
6954 char *buf, size_t *resp_len)
6955 {
6956 char *reply;
6957 const int reply_size = 2048;
6958 int reply_len;
6959 int level = MSG_DEBUG;
6960
6961 if (os_strncmp(buf, "IFNAME=", 7) == 0) {
6962 char *pos = os_strchr(buf + 7, ' ');
6963 if (pos) {
6964 *pos++ = '\0';
6965 return wpas_global_ctrl_iface_ifname(global,
6966 buf + 7, pos,
6967 resp_len);
6968 }
6969 }
6970
6971 reply = wpas_global_ctrl_iface_redir(global, buf, resp_len);
6972 if (reply)
6973 return reply;
6974
6975 if (os_strcmp(buf, "PING") == 0)
6976 level = MSG_EXCESSIVE;
6977 wpa_hexdump_ascii(level, "RX global ctrl_iface",
6978 (const u8 *) buf, os_strlen(buf));
6979
6980 reply = os_malloc(reply_size);
6981 if (reply == NULL) {
6982 *resp_len = 1;
6983 return NULL;
6984 }
6985
6986 os_memcpy(reply, "OK\n", 3);
6987 reply_len = 3;
6988
6989 if (os_strcmp(buf, "PING") == 0) {
6990 os_memcpy(reply, "PONG\n", 5);
6991 reply_len = 5;
6992 } else if (os_strncmp(buf, "INTERFACE_ADD ", 14) == 0) {
6993 if (wpa_supplicant_global_iface_add(global, buf + 14))
6994 reply_len = -1;
6995 } else if (os_strncmp(buf, "INTERFACE_REMOVE ", 17) == 0) {
6996 if (wpa_supplicant_global_iface_remove(global, buf + 17))
6997 reply_len = -1;
6998 } else if (os_strcmp(buf, "INTERFACE_LIST") == 0) {
6999 reply_len = wpa_supplicant_global_iface_list(
7000 global, reply, reply_size);
7001 } else if (os_strcmp(buf, "INTERFACES") == 0) {
7002 reply_len = wpa_supplicant_global_iface_interfaces(
7003 global, reply, reply_size);
7004 } else if (os_strcmp(buf, "TERMINATE") == 0) {
7005 wpa_supplicant_terminate_proc(global);
7006 } else if (os_strcmp(buf, "SUSPEND") == 0) {
7007 wpas_notify_suspend(global);
7008 } else if (os_strcmp(buf, "RESUME") == 0) {
7009 wpas_notify_resume(global);
7010 } else if (os_strncmp(buf, "SET ", 4) == 0) {
7011 if (wpas_global_ctrl_iface_set(global, buf + 4))
7012 reply_len = -1;
7013 #ifndef CONFIG_NO_CONFIG_WRITE
7014 } else if (os_strcmp(buf, "SAVE_CONFIG") == 0) {
7015 if (wpas_global_ctrl_iface_save_config(global))
7016 reply_len = -1;
7017 #endif /* CONFIG_NO_CONFIG_WRITE */
7018 } else if (os_strcmp(buf, "STATUS") == 0) {
7019 reply_len = wpas_global_ctrl_iface_status(global, reply,
7020 reply_size);
7021 #ifdef CONFIG_MODULE_TESTS
7022 } else if (os_strcmp(buf, "MODULE_TESTS") == 0) {
7023 int wpas_module_tests(void);
7024 if (wpas_module_tests() < 0)
7025 reply_len = -1;
7026 #endif /* CONFIG_MODULE_TESTS */
7027 } else {
7028 os_memcpy(reply, "UNKNOWN COMMAND\n", 16);
7029 reply_len = 16;
7030 }
7031
7032 if (reply_len < 0) {
7033 os_memcpy(reply, "FAIL\n", 5);
7034 reply_len = 5;
7035 }
7036
7037 *resp_len = reply_len;
7038 return reply;
7039 }
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