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Ignore network blocks that have invalid WEP key length
[thirdparty/hostap.git] / wpa_supplicant / ctrl_iface.c
1 /*
2 * WPA Supplicant / Control interface (shared code for all backends)
3 * Copyright (c) 2004-2010, 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 "common/version.h"
14 #include "common/ieee802_11_defs.h"
15 #include "common/wpa_ctrl.h"
16 #include "eap_peer/eap.h"
17 #include "eapol_supp/eapol_supp_sm.h"
18 #include "rsn_supp/wpa.h"
19 #include "rsn_supp/preauth.h"
20 #include "rsn_supp/pmksa_cache.h"
21 #include "l2_packet/l2_packet.h"
22 #include "wps/wps.h"
23 #include "config.h"
24 #include "wpa_supplicant_i.h"
25 #include "driver_i.h"
26 #include "wps_supplicant.h"
27 #include "ibss_rsn.h"
28 #include "ap.h"
29 #include "p2p_supplicant.h"
30 #include "p2p/p2p.h"
31 #include "notify.h"
32 #include "bss.h"
33 #include "scan.h"
34 #include "ctrl_iface.h"
35 #include "interworking.h"
36 #include "blacklist.h"
37 #include "wpas_glue.h"
38
39 extern struct wpa_driver_ops *wpa_drivers[];
40
41 static int wpa_supplicant_global_iface_list(struct wpa_global *global,
42 char *buf, int len);
43 static int wpa_supplicant_global_iface_interfaces(struct wpa_global *global,
44 char *buf, int len);
45
46
47 static int pno_start(struct wpa_supplicant *wpa_s)
48 {
49 int ret;
50 size_t i, num_ssid;
51 struct wpa_ssid *ssid;
52 struct wpa_driver_scan_params params;
53
54 if (wpa_s->pno)
55 return 0;
56
57 os_memset(&params, 0, sizeof(params));
58
59 num_ssid = 0;
60 ssid = wpa_s->conf->ssid;
61 while (ssid) {
62 if (!wpas_network_disabled(ssid))
63 num_ssid++;
64 ssid = ssid->next;
65 }
66 if (num_ssid > WPAS_MAX_SCAN_SSIDS) {
67 wpa_printf(MSG_DEBUG, "PNO: Use only the first %u SSIDs from "
68 "%u", WPAS_MAX_SCAN_SSIDS, (unsigned int) num_ssid);
69 num_ssid = WPAS_MAX_SCAN_SSIDS;
70 }
71
72 if (num_ssid == 0) {
73 wpa_printf(MSG_DEBUG, "PNO: No configured SSIDs");
74 return -1;
75 }
76
77 params.filter_ssids = os_malloc(sizeof(struct wpa_driver_scan_filter) *
78 num_ssid);
79 if (params.filter_ssids == NULL)
80 return -1;
81 i = 0;
82 ssid = wpa_s->conf->ssid;
83 while (ssid) {
84 if (!wpas_network_disabled(ssid)) {
85 params.ssids[i].ssid = ssid->ssid;
86 params.ssids[i].ssid_len = ssid->ssid_len;
87 params.num_ssids++;
88 os_memcpy(params.filter_ssids[i].ssid, ssid->ssid,
89 ssid->ssid_len);
90 params.filter_ssids[i].ssid_len = ssid->ssid_len;
91 params.num_filter_ssids++;
92 i++;
93 if (i == num_ssid)
94 break;
95 }
96 ssid = ssid->next;
97 }
98
99 ret = wpa_drv_sched_scan(wpa_s, &params, 10 * 1000);
100 os_free(params.filter_ssids);
101 if (ret == 0)
102 wpa_s->pno = 1;
103 return ret;
104 }
105
106
107 static int pno_stop(struct wpa_supplicant *wpa_s)
108 {
109 if (wpa_s->pno) {
110 wpa_s->pno = 0;
111 return wpa_drv_stop_sched_scan(wpa_s);
112 }
113 return 0;
114 }
115
116
117 static int set_bssid_filter(struct wpa_supplicant *wpa_s, char *val)
118 {
119 char *pos;
120 u8 addr[ETH_ALEN], *filter = NULL, *n;
121 size_t count = 0;
122
123 pos = val;
124 while (pos) {
125 if (*pos == '\0')
126 break;
127 if (hwaddr_aton(pos, addr)) {
128 os_free(filter);
129 return -1;
130 }
131 n = os_realloc(filter, (count + 1) * ETH_ALEN);
132 if (n == NULL) {
133 os_free(filter);
134 return -1;
135 }
136 filter = n;
137 os_memcpy(filter + count * ETH_ALEN, addr, ETH_ALEN);
138 count++;
139
140 pos = os_strchr(pos, ' ');
141 if (pos)
142 pos++;
143 }
144
145 wpa_hexdump(MSG_DEBUG, "bssid_filter", filter, count * ETH_ALEN);
146 os_free(wpa_s->bssid_filter);
147 wpa_s->bssid_filter = filter;
148 wpa_s->bssid_filter_count = count;
149
150 return 0;
151 }
152
153
154 static int wpa_supplicant_ctrl_iface_set(struct wpa_supplicant *wpa_s,
155 char *cmd)
156 {
157 char *value;
158 int ret = 0;
159
160 value = os_strchr(cmd, ' ');
161 if (value == NULL)
162 return -1;
163 *value++ = '\0';
164
165 wpa_printf(MSG_DEBUG, "CTRL_IFACE SET '%s'='%s'", cmd, value);
166 if (os_strcasecmp(cmd, "EAPOL::heldPeriod") == 0) {
167 eapol_sm_configure(wpa_s->eapol,
168 atoi(value), -1, -1, -1);
169 } else if (os_strcasecmp(cmd, "EAPOL::authPeriod") == 0) {
170 eapol_sm_configure(wpa_s->eapol,
171 -1, atoi(value), -1, -1);
172 } else if (os_strcasecmp(cmd, "EAPOL::startPeriod") == 0) {
173 eapol_sm_configure(wpa_s->eapol,
174 -1, -1, atoi(value), -1);
175 } else if (os_strcasecmp(cmd, "EAPOL::maxStart") == 0) {
176 eapol_sm_configure(wpa_s->eapol,
177 -1, -1, -1, atoi(value));
178 } else if (os_strcasecmp(cmd, "dot11RSNAConfigPMKLifetime") == 0) {
179 if (wpa_sm_set_param(wpa_s->wpa, RSNA_PMK_LIFETIME,
180 atoi(value)))
181 ret = -1;
182 } else if (os_strcasecmp(cmd, "dot11RSNAConfigPMKReauthThreshold") ==
183 0) {
184 if (wpa_sm_set_param(wpa_s->wpa, RSNA_PMK_REAUTH_THRESHOLD,
185 atoi(value)))
186 ret = -1;
187 } else if (os_strcasecmp(cmd, "dot11RSNAConfigSATimeout") == 0) {
188 if (wpa_sm_set_param(wpa_s->wpa, RSNA_SA_TIMEOUT, atoi(value)))
189 ret = -1;
190 } else if (os_strcasecmp(cmd, "wps_fragment_size") == 0) {
191 wpa_s->wps_fragment_size = atoi(value);
192 #ifdef CONFIG_WPS_TESTING
193 } else if (os_strcasecmp(cmd, "wps_version_number") == 0) {
194 long int val;
195 val = strtol(value, NULL, 0);
196 if (val < 0 || val > 0xff) {
197 ret = -1;
198 wpa_printf(MSG_DEBUG, "WPS: Invalid "
199 "wps_version_number %ld", val);
200 } else {
201 wps_version_number = val;
202 wpa_printf(MSG_DEBUG, "WPS: Testing - force WPS "
203 "version %u.%u",
204 (wps_version_number & 0xf0) >> 4,
205 wps_version_number & 0x0f);
206 }
207 } else if (os_strcasecmp(cmd, "wps_testing_dummy_cred") == 0) {
208 wps_testing_dummy_cred = atoi(value);
209 wpa_printf(MSG_DEBUG, "WPS: Testing - dummy_cred=%d",
210 wps_testing_dummy_cred);
211 #endif /* CONFIG_WPS_TESTING */
212 } else if (os_strcasecmp(cmd, "ampdu") == 0) {
213 if (wpa_drv_ampdu(wpa_s, atoi(value)) < 0)
214 ret = -1;
215 #ifdef CONFIG_TDLS_TESTING
216 } else if (os_strcasecmp(cmd, "tdls_testing") == 0) {
217 extern unsigned int tdls_testing;
218 tdls_testing = strtol(value, NULL, 0);
219 wpa_printf(MSG_DEBUG, "TDLS: tdls_testing=0x%x", tdls_testing);
220 #endif /* CONFIG_TDLS_TESTING */
221 #ifdef CONFIG_TDLS
222 } else if (os_strcasecmp(cmd, "tdls_disabled") == 0) {
223 int disabled = atoi(value);
224 wpa_printf(MSG_DEBUG, "TDLS: tdls_disabled=%d", disabled);
225 if (disabled) {
226 if (wpa_drv_tdls_oper(wpa_s, TDLS_DISABLE, NULL) < 0)
227 ret = -1;
228 } else if (wpa_drv_tdls_oper(wpa_s, TDLS_ENABLE, NULL) < 0)
229 ret = -1;
230 wpa_tdls_enable(wpa_s->wpa, !disabled);
231 #endif /* CONFIG_TDLS */
232 } else if (os_strcasecmp(cmd, "pno") == 0) {
233 if (atoi(value))
234 ret = pno_start(wpa_s);
235 else
236 ret = pno_stop(wpa_s);
237 } else if (os_strcasecmp(cmd, "radio_disabled") == 0) {
238 int disabled = atoi(value);
239 if (wpa_drv_radio_disable(wpa_s, disabled) < 0)
240 ret = -1;
241 else if (disabled)
242 wpa_supplicant_set_state(wpa_s, WPA_INACTIVE);
243 } else if (os_strcasecmp(cmd, "uapsd") == 0) {
244 if (os_strcmp(value, "disable") == 0)
245 wpa_s->set_sta_uapsd = 0;
246 else {
247 int be, bk, vi, vo;
248 char *pos;
249 /* format: BE,BK,VI,VO;max SP Length */
250 be = atoi(value);
251 pos = os_strchr(value, ',');
252 if (pos == NULL)
253 return -1;
254 pos++;
255 bk = atoi(pos);
256 pos = os_strchr(pos, ',');
257 if (pos == NULL)
258 return -1;
259 pos++;
260 vi = atoi(pos);
261 pos = os_strchr(pos, ',');
262 if (pos == NULL)
263 return -1;
264 pos++;
265 vo = atoi(pos);
266 /* ignore max SP Length for now */
267
268 wpa_s->set_sta_uapsd = 1;
269 wpa_s->sta_uapsd = 0;
270 if (be)
271 wpa_s->sta_uapsd |= BIT(0);
272 if (bk)
273 wpa_s->sta_uapsd |= BIT(1);
274 if (vi)
275 wpa_s->sta_uapsd |= BIT(2);
276 if (vo)
277 wpa_s->sta_uapsd |= BIT(3);
278 }
279 } else if (os_strcasecmp(cmd, "ps") == 0) {
280 ret = wpa_drv_set_p2p_powersave(wpa_s, atoi(value), -1, -1);
281 } else if (os_strcasecmp(cmd, "bssid_filter") == 0) {
282 ret = set_bssid_filter(wpa_s, value);
283 } else {
284 value[-1] = '=';
285 ret = wpa_config_process_global(wpa_s->conf, cmd, -1);
286 if (ret == 0)
287 wpa_supplicant_update_config(wpa_s);
288 }
289
290 return ret;
291 }
292
293
294 static int wpa_supplicant_ctrl_iface_get(struct wpa_supplicant *wpa_s,
295 char *cmd, char *buf, size_t buflen)
296 {
297 int res = -1;
298
299 wpa_printf(MSG_DEBUG, "CTRL_IFACE GET '%s'", cmd);
300
301 if (os_strcmp(cmd, "version") == 0) {
302 res = os_snprintf(buf, buflen, "%s", VERSION_STR);
303 } else if (os_strcasecmp(cmd, "country") == 0) {
304 if (wpa_s->conf->country[0] && wpa_s->conf->country[1])
305 res = os_snprintf(buf, buflen, "%c%c",
306 wpa_s->conf->country[0],
307 wpa_s->conf->country[1]);
308 }
309
310 if (res < 0 || (unsigned int) res >= buflen)
311 return -1;
312 return res;
313 }
314
315
316 #ifdef IEEE8021X_EAPOL
317 static int wpa_supplicant_ctrl_iface_preauth(struct wpa_supplicant *wpa_s,
318 char *addr)
319 {
320 u8 bssid[ETH_ALEN];
321 struct wpa_ssid *ssid = wpa_s->current_ssid;
322
323 if (hwaddr_aton(addr, bssid)) {
324 wpa_printf(MSG_DEBUG, "CTRL_IFACE PREAUTH: invalid address "
325 "'%s'", addr);
326 return -1;
327 }
328
329 wpa_printf(MSG_DEBUG, "CTRL_IFACE PREAUTH " MACSTR, MAC2STR(bssid));
330 rsn_preauth_deinit(wpa_s->wpa);
331 if (rsn_preauth_init(wpa_s->wpa, bssid, ssid ? &ssid->eap : NULL))
332 return -1;
333
334 return 0;
335 }
336 #endif /* IEEE8021X_EAPOL */
337
338
339 #ifdef CONFIG_PEERKEY
340 /* MLME-STKSTART.request(peer) */
341 static int wpa_supplicant_ctrl_iface_stkstart(
342 struct wpa_supplicant *wpa_s, char *addr)
343 {
344 u8 peer[ETH_ALEN];
345
346 if (hwaddr_aton(addr, peer)) {
347 wpa_printf(MSG_DEBUG, "CTRL_IFACE STKSTART: invalid "
348 "address '%s'", addr);
349 return -1;
350 }
351
352 wpa_printf(MSG_DEBUG, "CTRL_IFACE STKSTART " MACSTR,
353 MAC2STR(peer));
354
355 return wpa_sm_stkstart(wpa_s->wpa, peer);
356 }
357 #endif /* CONFIG_PEERKEY */
358
359
360 #ifdef CONFIG_TDLS
361
362 static int wpa_supplicant_ctrl_iface_tdls_discover(
363 struct wpa_supplicant *wpa_s, char *addr)
364 {
365 u8 peer[ETH_ALEN];
366 int ret;
367
368 if (hwaddr_aton(addr, peer)) {
369 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_DISCOVER: invalid "
370 "address '%s'", addr);
371 return -1;
372 }
373
374 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_DISCOVER " MACSTR,
375 MAC2STR(peer));
376
377 if (wpa_tdls_is_external_setup(wpa_s->wpa))
378 ret = wpa_tdls_send_discovery_request(wpa_s->wpa, peer);
379 else
380 ret = wpa_drv_tdls_oper(wpa_s, TDLS_DISCOVERY_REQ, peer);
381
382 return ret;
383 }
384
385
386 static int wpa_supplicant_ctrl_iface_tdls_setup(
387 struct wpa_supplicant *wpa_s, char *addr)
388 {
389 u8 peer[ETH_ALEN];
390 int ret;
391
392 if (hwaddr_aton(addr, peer)) {
393 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_SETUP: invalid "
394 "address '%s'", addr);
395 return -1;
396 }
397
398 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_SETUP " MACSTR,
399 MAC2STR(peer));
400
401 ret = wpa_tdls_reneg(wpa_s->wpa, peer);
402 if (ret) {
403 if (wpa_tdls_is_external_setup(wpa_s->wpa))
404 ret = wpa_tdls_start(wpa_s->wpa, peer);
405 else
406 ret = wpa_drv_tdls_oper(wpa_s, TDLS_SETUP, peer);
407 }
408
409 return ret;
410 }
411
412
413 static int wpa_supplicant_ctrl_iface_tdls_teardown(
414 struct wpa_supplicant *wpa_s, char *addr)
415 {
416 u8 peer[ETH_ALEN];
417
418 if (hwaddr_aton(addr, peer)) {
419 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_TEARDOWN: invalid "
420 "address '%s'", addr);
421 return -1;
422 }
423
424 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_TEARDOWN " MACSTR,
425 MAC2STR(peer));
426
427 return wpa_tdls_teardown_link(wpa_s->wpa, peer,
428 WLAN_REASON_TDLS_TEARDOWN_UNSPECIFIED);
429 }
430
431 #endif /* CONFIG_TDLS */
432
433
434 #ifdef CONFIG_IEEE80211R
435 static int wpa_supplicant_ctrl_iface_ft_ds(
436 struct wpa_supplicant *wpa_s, char *addr)
437 {
438 u8 target_ap[ETH_ALEN];
439 struct wpa_bss *bss;
440 const u8 *mdie;
441
442 if (hwaddr_aton(addr, target_ap)) {
443 wpa_printf(MSG_DEBUG, "CTRL_IFACE FT_DS: invalid "
444 "address '%s'", addr);
445 return -1;
446 }
447
448 wpa_printf(MSG_DEBUG, "CTRL_IFACE FT_DS " MACSTR, MAC2STR(target_ap));
449
450 bss = wpa_bss_get_bssid(wpa_s, target_ap);
451 if (bss)
452 mdie = wpa_bss_get_ie(bss, WLAN_EID_MOBILITY_DOMAIN);
453 else
454 mdie = NULL;
455
456 return wpa_ft_start_over_ds(wpa_s->wpa, target_ap, mdie);
457 }
458 #endif /* CONFIG_IEEE80211R */
459
460
461 #ifdef CONFIG_WPS
462 static int wpa_supplicant_ctrl_iface_wps_pbc(struct wpa_supplicant *wpa_s,
463 char *cmd)
464 {
465 u8 bssid[ETH_ALEN], *_bssid = bssid;
466 #ifdef CONFIG_P2P
467 u8 p2p_dev_addr[ETH_ALEN];
468 #endif /* CONFIG_P2P */
469 #ifdef CONFIG_AP
470 u8 *_p2p_dev_addr = NULL;
471 #endif /* CONFIG_AP */
472
473 if (cmd == NULL || os_strcmp(cmd, "any") == 0) {
474 _bssid = NULL;
475 #ifdef CONFIG_P2P
476 } else if (os_strncmp(cmd, "p2p_dev_addr=", 13) == 0) {
477 if (hwaddr_aton(cmd + 13, p2p_dev_addr)) {
478 wpa_printf(MSG_DEBUG, "CTRL_IFACE WPS_PBC: invalid "
479 "P2P Device Address '%s'",
480 cmd + 13);
481 return -1;
482 }
483 _p2p_dev_addr = p2p_dev_addr;
484 #endif /* CONFIG_P2P */
485 } else if (hwaddr_aton(cmd, bssid)) {
486 wpa_printf(MSG_DEBUG, "CTRL_IFACE WPS_PBC: invalid BSSID '%s'",
487 cmd);
488 return -1;
489 }
490
491 #ifdef CONFIG_AP
492 if (wpa_s->ap_iface)
493 return wpa_supplicant_ap_wps_pbc(wpa_s, _bssid, _p2p_dev_addr);
494 #endif /* CONFIG_AP */
495
496 return wpas_wps_start_pbc(wpa_s, _bssid, 0);
497 }
498
499
500 static int wpa_supplicant_ctrl_iface_wps_pin(struct wpa_supplicant *wpa_s,
501 char *cmd, char *buf,
502 size_t buflen)
503 {
504 u8 bssid[ETH_ALEN], *_bssid = bssid;
505 char *pin;
506 int ret;
507
508 pin = os_strchr(cmd, ' ');
509 if (pin)
510 *pin++ = '\0';
511
512 if (os_strcmp(cmd, "any") == 0)
513 _bssid = NULL;
514 else if (os_strcmp(cmd, "get") == 0) {
515 ret = wps_generate_pin();
516 goto done;
517 } else if (hwaddr_aton(cmd, bssid)) {
518 wpa_printf(MSG_DEBUG, "CTRL_IFACE WPS_PIN: invalid BSSID '%s'",
519 cmd);
520 return -1;
521 }
522
523 #ifdef CONFIG_AP
524 if (wpa_s->ap_iface)
525 return wpa_supplicant_ap_wps_pin(wpa_s, _bssid, pin,
526 buf, buflen);
527 #endif /* CONFIG_AP */
528
529 if (pin) {
530 ret = wpas_wps_start_pin(wpa_s, _bssid, pin, 0,
531 DEV_PW_DEFAULT);
532 if (ret < 0)
533 return -1;
534 ret = os_snprintf(buf, buflen, "%s", pin);
535 if (ret < 0 || (size_t) ret >= buflen)
536 return -1;
537 return ret;
538 }
539
540 ret = wpas_wps_start_pin(wpa_s, _bssid, NULL, 0, DEV_PW_DEFAULT);
541 if (ret < 0)
542 return -1;
543
544 done:
545 /* Return the generated PIN */
546 ret = os_snprintf(buf, buflen, "%08d", ret);
547 if (ret < 0 || (size_t) ret >= buflen)
548 return -1;
549 return ret;
550 }
551
552
553 static int wpa_supplicant_ctrl_iface_wps_check_pin(
554 struct wpa_supplicant *wpa_s, char *cmd, char *buf, size_t buflen)
555 {
556 char pin[9];
557 size_t len;
558 char *pos;
559 int ret;
560
561 wpa_hexdump_ascii_key(MSG_DEBUG, "WPS_CHECK_PIN",
562 (u8 *) cmd, os_strlen(cmd));
563 for (pos = cmd, len = 0; *pos != '\0'; pos++) {
564 if (*pos < '0' || *pos > '9')
565 continue;
566 pin[len++] = *pos;
567 if (len == 9) {
568 wpa_printf(MSG_DEBUG, "WPS: Too long PIN");
569 return -1;
570 }
571 }
572 if (len != 4 && len != 8) {
573 wpa_printf(MSG_DEBUG, "WPS: Invalid PIN length %d", (int) len);
574 return -1;
575 }
576 pin[len] = '\0';
577
578 if (len == 8) {
579 unsigned int pin_val;
580 pin_val = atoi(pin);
581 if (!wps_pin_valid(pin_val)) {
582 wpa_printf(MSG_DEBUG, "WPS: Invalid checksum digit");
583 ret = os_snprintf(buf, buflen, "FAIL-CHECKSUM\n");
584 if (ret < 0 || (size_t) ret >= buflen)
585 return -1;
586 return ret;
587 }
588 }
589
590 ret = os_snprintf(buf, buflen, "%s", pin);
591 if (ret < 0 || (size_t) ret >= buflen)
592 return -1;
593
594 return ret;
595 }
596
597
598 #ifdef CONFIG_WPS_OOB
599 static int wpa_supplicant_ctrl_iface_wps_oob(struct wpa_supplicant *wpa_s,
600 char *cmd)
601 {
602 char *path, *method, *name;
603
604 path = os_strchr(cmd, ' ');
605 if (path == NULL)
606 return -1;
607 *path++ = '\0';
608
609 method = os_strchr(path, ' ');
610 if (method == NULL)
611 return -1;
612 *method++ = '\0';
613
614 name = os_strchr(method, ' ');
615 if (name != NULL)
616 *name++ = '\0';
617
618 return wpas_wps_start_oob(wpa_s, cmd, path, method, name);
619 }
620 #endif /* CONFIG_WPS_OOB */
621
622
623 static int wpa_supplicant_ctrl_iface_wps_reg(struct wpa_supplicant *wpa_s,
624 char *cmd)
625 {
626 u8 bssid[ETH_ALEN];
627 char *pin;
628 char *new_ssid;
629 char *new_auth;
630 char *new_encr;
631 char *new_key;
632 struct wps_new_ap_settings ap;
633
634 pin = os_strchr(cmd, ' ');
635 if (pin == NULL)
636 return -1;
637 *pin++ = '\0';
638
639 if (hwaddr_aton(cmd, bssid)) {
640 wpa_printf(MSG_DEBUG, "CTRL_IFACE WPS_REG: invalid BSSID '%s'",
641 cmd);
642 return -1;
643 }
644
645 new_ssid = os_strchr(pin, ' ');
646 if (new_ssid == NULL)
647 return wpas_wps_start_reg(wpa_s, bssid, pin, NULL);
648 *new_ssid++ = '\0';
649
650 new_auth = os_strchr(new_ssid, ' ');
651 if (new_auth == NULL)
652 return -1;
653 *new_auth++ = '\0';
654
655 new_encr = os_strchr(new_auth, ' ');
656 if (new_encr == NULL)
657 return -1;
658 *new_encr++ = '\0';
659
660 new_key = os_strchr(new_encr, ' ');
661 if (new_key == NULL)
662 return -1;
663 *new_key++ = '\0';
664
665 os_memset(&ap, 0, sizeof(ap));
666 ap.ssid_hex = new_ssid;
667 ap.auth = new_auth;
668 ap.encr = new_encr;
669 ap.key_hex = new_key;
670 return wpas_wps_start_reg(wpa_s, bssid, pin, &ap);
671 }
672
673
674 #ifdef CONFIG_AP
675 static int wpa_supplicant_ctrl_iface_wps_ap_pin(struct wpa_supplicant *wpa_s,
676 char *cmd, char *buf,
677 size_t buflen)
678 {
679 int timeout = 300;
680 char *pos;
681 const char *pin_txt;
682
683 if (!wpa_s->ap_iface)
684 return -1;
685
686 pos = os_strchr(cmd, ' ');
687 if (pos)
688 *pos++ = '\0';
689
690 if (os_strcmp(cmd, "disable") == 0) {
691 wpas_wps_ap_pin_disable(wpa_s);
692 return os_snprintf(buf, buflen, "OK\n");
693 }
694
695 if (os_strcmp(cmd, "random") == 0) {
696 if (pos)
697 timeout = atoi(pos);
698 pin_txt = wpas_wps_ap_pin_random(wpa_s, timeout);
699 if (pin_txt == NULL)
700 return -1;
701 return os_snprintf(buf, buflen, "%s", pin_txt);
702 }
703
704 if (os_strcmp(cmd, "get") == 0) {
705 pin_txt = wpas_wps_ap_pin_get(wpa_s);
706 if (pin_txt == NULL)
707 return -1;
708 return os_snprintf(buf, buflen, "%s", pin_txt);
709 }
710
711 if (os_strcmp(cmd, "set") == 0) {
712 char *pin;
713 if (pos == NULL)
714 return -1;
715 pin = pos;
716 pos = os_strchr(pos, ' ');
717 if (pos) {
718 *pos++ = '\0';
719 timeout = atoi(pos);
720 }
721 if (os_strlen(pin) > buflen)
722 return -1;
723 if (wpas_wps_ap_pin_set(wpa_s, pin, timeout) < 0)
724 return -1;
725 return os_snprintf(buf, buflen, "%s", pin);
726 }
727
728 return -1;
729 }
730 #endif /* CONFIG_AP */
731
732
733 #ifdef CONFIG_WPS_ER
734 static int wpa_supplicant_ctrl_iface_wps_er_pin(struct wpa_supplicant *wpa_s,
735 char *cmd)
736 {
737 char *uuid = cmd, *pin, *pos;
738 u8 addr_buf[ETH_ALEN], *addr = NULL;
739 pin = os_strchr(uuid, ' ');
740 if (pin == NULL)
741 return -1;
742 *pin++ = '\0';
743 pos = os_strchr(pin, ' ');
744 if (pos) {
745 *pos++ = '\0';
746 if (hwaddr_aton(pos, addr_buf) == 0)
747 addr = addr_buf;
748 }
749 return wpas_wps_er_add_pin(wpa_s, addr, uuid, pin);
750 }
751
752
753 static int wpa_supplicant_ctrl_iface_wps_er_learn(struct wpa_supplicant *wpa_s,
754 char *cmd)
755 {
756 char *uuid = cmd, *pin;
757 pin = os_strchr(uuid, ' ');
758 if (pin == NULL)
759 return -1;
760 *pin++ = '\0';
761 return wpas_wps_er_learn(wpa_s, uuid, pin);
762 }
763
764
765 static int wpa_supplicant_ctrl_iface_wps_er_set_config(
766 struct wpa_supplicant *wpa_s, char *cmd)
767 {
768 char *uuid = cmd, *id;
769 id = os_strchr(uuid, ' ');
770 if (id == NULL)
771 return -1;
772 *id++ = '\0';
773 return wpas_wps_er_set_config(wpa_s, uuid, atoi(id));
774 }
775
776
777 static int wpa_supplicant_ctrl_iface_wps_er_config(
778 struct wpa_supplicant *wpa_s, char *cmd)
779 {
780 char *pin;
781 char *new_ssid;
782 char *new_auth;
783 char *new_encr;
784 char *new_key;
785 struct wps_new_ap_settings ap;
786
787 pin = os_strchr(cmd, ' ');
788 if (pin == NULL)
789 return -1;
790 *pin++ = '\0';
791
792 new_ssid = os_strchr(pin, ' ');
793 if (new_ssid == NULL)
794 return -1;
795 *new_ssid++ = '\0';
796
797 new_auth = os_strchr(new_ssid, ' ');
798 if (new_auth == NULL)
799 return -1;
800 *new_auth++ = '\0';
801
802 new_encr = os_strchr(new_auth, ' ');
803 if (new_encr == NULL)
804 return -1;
805 *new_encr++ = '\0';
806
807 new_key = os_strchr(new_encr, ' ');
808 if (new_key == NULL)
809 return -1;
810 *new_key++ = '\0';
811
812 os_memset(&ap, 0, sizeof(ap));
813 ap.ssid_hex = new_ssid;
814 ap.auth = new_auth;
815 ap.encr = new_encr;
816 ap.key_hex = new_key;
817 return wpas_wps_er_config(wpa_s, cmd, pin, &ap);
818 }
819 #endif /* CONFIG_WPS_ER */
820
821 #endif /* CONFIG_WPS */
822
823
824 #ifdef CONFIG_IBSS_RSN
825 static int wpa_supplicant_ctrl_iface_ibss_rsn(
826 struct wpa_supplicant *wpa_s, char *addr)
827 {
828 u8 peer[ETH_ALEN];
829
830 if (hwaddr_aton(addr, peer)) {
831 wpa_printf(MSG_DEBUG, "CTRL_IFACE IBSS_RSN: invalid "
832 "address '%s'", addr);
833 return -1;
834 }
835
836 wpa_printf(MSG_DEBUG, "CTRL_IFACE IBSS_RSN " MACSTR,
837 MAC2STR(peer));
838
839 return ibss_rsn_start(wpa_s->ibss_rsn, peer);
840 }
841 #endif /* CONFIG_IBSS_RSN */
842
843
844 static int wpa_supplicant_ctrl_iface_ctrl_rsp(struct wpa_supplicant *wpa_s,
845 char *rsp)
846 {
847 #ifdef IEEE8021X_EAPOL
848 char *pos, *id_pos;
849 int id;
850 struct wpa_ssid *ssid;
851
852 pos = os_strchr(rsp, '-');
853 if (pos == NULL)
854 return -1;
855 *pos++ = '\0';
856 id_pos = pos;
857 pos = os_strchr(pos, ':');
858 if (pos == NULL)
859 return -1;
860 *pos++ = '\0';
861 id = atoi(id_pos);
862 wpa_printf(MSG_DEBUG, "CTRL_IFACE: field=%s id=%d", rsp, id);
863 wpa_hexdump_ascii_key(MSG_DEBUG, "CTRL_IFACE: value",
864 (u8 *) pos, os_strlen(pos));
865
866 ssid = wpa_config_get_network(wpa_s->conf, id);
867 if (ssid == NULL) {
868 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find SSID id=%d "
869 "to update", id);
870 return -1;
871 }
872
873 return wpa_supplicant_ctrl_iface_ctrl_rsp_handle(wpa_s, ssid, rsp,
874 pos);
875 #else /* IEEE8021X_EAPOL */
876 wpa_printf(MSG_DEBUG, "CTRL_IFACE: 802.1X not included");
877 return -1;
878 #endif /* IEEE8021X_EAPOL */
879 }
880
881
882 static int wpa_supplicant_ctrl_iface_status(struct wpa_supplicant *wpa_s,
883 const char *params,
884 char *buf, size_t buflen)
885 {
886 char *pos, *end, tmp[30];
887 int res, verbose, wps, ret;
888
889 verbose = os_strcmp(params, "-VERBOSE") == 0;
890 wps = os_strcmp(params, "-WPS") == 0;
891 pos = buf;
892 end = buf + buflen;
893 if (wpa_s->wpa_state >= WPA_ASSOCIATED) {
894 struct wpa_ssid *ssid = wpa_s->current_ssid;
895 ret = os_snprintf(pos, end - pos, "bssid=" MACSTR "\n",
896 MAC2STR(wpa_s->bssid));
897 if (ret < 0 || ret >= end - pos)
898 return pos - buf;
899 pos += ret;
900 if (ssid) {
901 u8 *_ssid = ssid->ssid;
902 size_t ssid_len = ssid->ssid_len;
903 u8 ssid_buf[MAX_SSID_LEN];
904 if (ssid_len == 0) {
905 int _res = wpa_drv_get_ssid(wpa_s, ssid_buf);
906 if (_res < 0)
907 ssid_len = 0;
908 else
909 ssid_len = _res;
910 _ssid = ssid_buf;
911 }
912 ret = os_snprintf(pos, end - pos, "ssid=%s\nid=%d\n",
913 wpa_ssid_txt(_ssid, ssid_len),
914 ssid->id);
915 if (ret < 0 || ret >= end - pos)
916 return pos - buf;
917 pos += ret;
918
919 if (wps && ssid->passphrase &&
920 wpa_key_mgmt_wpa_psk(ssid->key_mgmt) &&
921 (ssid->mode == WPAS_MODE_AP ||
922 ssid->mode == WPAS_MODE_P2P_GO)) {
923 ret = os_snprintf(pos, end - pos,
924 "passphrase=%s\n",
925 ssid->passphrase);
926 if (ret < 0 || ret >= end - pos)
927 return pos - buf;
928 pos += ret;
929 }
930 if (ssid->id_str) {
931 ret = os_snprintf(pos, end - pos,
932 "id_str=%s\n",
933 ssid->id_str);
934 if (ret < 0 || ret >= end - pos)
935 return pos - buf;
936 pos += ret;
937 }
938
939 switch (ssid->mode) {
940 case WPAS_MODE_INFRA:
941 ret = os_snprintf(pos, end - pos,
942 "mode=station\n");
943 break;
944 case WPAS_MODE_IBSS:
945 ret = os_snprintf(pos, end - pos,
946 "mode=IBSS\n");
947 break;
948 case WPAS_MODE_AP:
949 ret = os_snprintf(pos, end - pos,
950 "mode=AP\n");
951 break;
952 case WPAS_MODE_P2P_GO:
953 ret = os_snprintf(pos, end - pos,
954 "mode=P2P GO\n");
955 break;
956 case WPAS_MODE_P2P_GROUP_FORMATION:
957 ret = os_snprintf(pos, end - pos,
958 "mode=P2P GO - group "
959 "formation\n");
960 break;
961 default:
962 ret = 0;
963 break;
964 }
965 if (ret < 0 || ret >= end - pos)
966 return pos - buf;
967 pos += ret;
968 }
969
970 #ifdef CONFIG_AP
971 if (wpa_s->ap_iface) {
972 pos += ap_ctrl_iface_wpa_get_status(wpa_s, pos,
973 end - pos,
974 verbose);
975 } else
976 #endif /* CONFIG_AP */
977 pos += wpa_sm_get_status(wpa_s->wpa, pos, end - pos, verbose);
978 }
979 ret = os_snprintf(pos, end - pos, "wpa_state=%s\n",
980 wpa_supplicant_state_txt(wpa_s->wpa_state));
981 if (ret < 0 || ret >= end - pos)
982 return pos - buf;
983 pos += ret;
984
985 if (wpa_s->l2 &&
986 l2_packet_get_ip_addr(wpa_s->l2, tmp, sizeof(tmp)) >= 0) {
987 ret = os_snprintf(pos, end - pos, "ip_address=%s\n", tmp);
988 if (ret < 0 || ret >= end - pos)
989 return pos - buf;
990 pos += ret;
991 }
992
993 #ifdef CONFIG_P2P
994 if (wpa_s->global->p2p) {
995 ret = os_snprintf(pos, end - pos, "p2p_device_address=" MACSTR
996 "\n", MAC2STR(wpa_s->global->p2p_dev_addr));
997 if (ret < 0 || ret >= end - pos)
998 return pos - buf;
999 pos += ret;
1000 }
1001 #endif /* CONFIG_P2P */
1002
1003 ret = os_snprintf(pos, end - pos, "address=" MACSTR "\n",
1004 MAC2STR(wpa_s->own_addr));
1005 if (ret < 0 || ret >= end - pos)
1006 return pos - buf;
1007 pos += ret;
1008
1009 if (wpa_key_mgmt_wpa_ieee8021x(wpa_s->key_mgmt) ||
1010 wpa_s->key_mgmt == WPA_KEY_MGMT_IEEE8021X_NO_WPA) {
1011 res = eapol_sm_get_status(wpa_s->eapol, pos, end - pos,
1012 verbose);
1013 if (res >= 0)
1014 pos += res;
1015 }
1016
1017 res = rsn_preauth_get_status(wpa_s->wpa, pos, end - pos, verbose);
1018 if (res >= 0)
1019 pos += res;
1020
1021 return pos - buf;
1022 }
1023
1024
1025 static int wpa_supplicant_ctrl_iface_bssid(struct wpa_supplicant *wpa_s,
1026 char *cmd)
1027 {
1028 char *pos;
1029 int id;
1030 struct wpa_ssid *ssid;
1031 u8 bssid[ETH_ALEN];
1032
1033 /* cmd: "<network id> <BSSID>" */
1034 pos = os_strchr(cmd, ' ');
1035 if (pos == NULL)
1036 return -1;
1037 *pos++ = '\0';
1038 id = atoi(cmd);
1039 wpa_printf(MSG_DEBUG, "CTRL_IFACE: id=%d bssid='%s'", id, pos);
1040 if (hwaddr_aton(pos, bssid)) {
1041 wpa_printf(MSG_DEBUG ,"CTRL_IFACE: invalid BSSID '%s'", pos);
1042 return -1;
1043 }
1044
1045 ssid = wpa_config_get_network(wpa_s->conf, id);
1046 if (ssid == NULL) {
1047 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find SSID id=%d "
1048 "to update", id);
1049 return -1;
1050 }
1051
1052 os_memcpy(ssid->bssid, bssid, ETH_ALEN);
1053 ssid->bssid_set = !is_zero_ether_addr(bssid);
1054
1055 return 0;
1056 }
1057
1058
1059 static int wpa_supplicant_ctrl_iface_blacklist(struct wpa_supplicant *wpa_s,
1060 char *cmd, char *buf,
1061 size_t buflen)
1062 {
1063 u8 bssid[ETH_ALEN];
1064 struct wpa_blacklist *e;
1065 char *pos, *end;
1066 int ret;
1067
1068 /* cmd: "BLACKLIST [<BSSID>]" */
1069 if (*cmd == '\0') {
1070 pos = buf;
1071 end = buf + buflen;
1072 e = wpa_s->blacklist;
1073 while (e) {
1074 ret = os_snprintf(pos, end - pos, MACSTR "\n",
1075 MAC2STR(e->bssid));
1076 if (ret < 0 || ret >= end - pos)
1077 return pos - buf;
1078 pos += ret;
1079 e = e->next;
1080 }
1081 return pos - buf;
1082 }
1083
1084 cmd++;
1085 if (os_strncmp(cmd, "clear", 5) == 0) {
1086 wpa_blacklist_clear(wpa_s);
1087 os_memcpy(buf, "OK\n", 3);
1088 return 3;
1089 }
1090
1091 wpa_printf(MSG_DEBUG, "CTRL_IFACE: BLACKLIST bssid='%s'", cmd);
1092 if (hwaddr_aton(cmd, bssid)) {
1093 wpa_printf(MSG_DEBUG, "CTRL_IFACE: invalid BSSID '%s'", cmd);
1094 return -1;
1095 }
1096
1097 /*
1098 * Add the BSSID twice, so its count will be 2, causing it to be
1099 * skipped when processing scan results.
1100 */
1101 ret = wpa_blacklist_add(wpa_s, bssid);
1102 if (ret != 0)
1103 return -1;
1104 ret = wpa_blacklist_add(wpa_s, bssid);
1105 if (ret != 0)
1106 return -1;
1107 os_memcpy(buf, "OK\n", 3);
1108 return 3;
1109 }
1110
1111
1112 extern int wpa_debug_level;
1113 extern int wpa_debug_timestamp;
1114
1115 static const char * debug_level_str(int level)
1116 {
1117 switch (level) {
1118 case MSG_EXCESSIVE:
1119 return "EXCESSIVE";
1120 case MSG_MSGDUMP:
1121 return "MSGDUMP";
1122 case MSG_DEBUG:
1123 return "DEBUG";
1124 case MSG_INFO:
1125 return "INFO";
1126 case MSG_WARNING:
1127 return "WARNING";
1128 case MSG_ERROR:
1129 return "ERROR";
1130 default:
1131 return "?";
1132 }
1133 }
1134
1135
1136 static int str_to_debug_level(const char *s)
1137 {
1138 if (os_strcasecmp(s, "EXCESSIVE") == 0)
1139 return MSG_EXCESSIVE;
1140 if (os_strcasecmp(s, "MSGDUMP") == 0)
1141 return MSG_MSGDUMP;
1142 if (os_strcasecmp(s, "DEBUG") == 0)
1143 return MSG_DEBUG;
1144 if (os_strcasecmp(s, "INFO") == 0)
1145 return MSG_INFO;
1146 if (os_strcasecmp(s, "WARNING") == 0)
1147 return MSG_WARNING;
1148 if (os_strcasecmp(s, "ERROR") == 0)
1149 return MSG_ERROR;
1150 return -1;
1151 }
1152
1153
1154 static int wpa_supplicant_ctrl_iface_log_level(struct wpa_supplicant *wpa_s,
1155 char *cmd, char *buf,
1156 size_t buflen)
1157 {
1158 char *pos, *end, *stamp;
1159 int ret;
1160
1161 if (cmd == NULL) {
1162 return -1;
1163 }
1164
1165 /* cmd: "LOG_LEVEL [<level>]" */
1166 if (*cmd == '\0') {
1167 pos = buf;
1168 end = buf + buflen;
1169 ret = os_snprintf(pos, end - pos, "Current level: %s\n"
1170 "Timestamp: %d\n",
1171 debug_level_str(wpa_debug_level),
1172 wpa_debug_timestamp);
1173 if (ret < 0 || ret >= end - pos)
1174 ret = 0;
1175
1176 return ret;
1177 }
1178
1179 while (*cmd == ' ')
1180 cmd++;
1181
1182 stamp = os_strchr(cmd, ' ');
1183 if (stamp) {
1184 *stamp++ = '\0';
1185 while (*stamp == ' ') {
1186 stamp++;
1187 }
1188 }
1189
1190 if (cmd && os_strlen(cmd)) {
1191 int level = str_to_debug_level(cmd);
1192 if (level < 0)
1193 return -1;
1194 wpa_debug_level = level;
1195 }
1196
1197 if (stamp && os_strlen(stamp))
1198 wpa_debug_timestamp = atoi(stamp);
1199
1200 os_memcpy(buf, "OK\n", 3);
1201 return 3;
1202 }
1203
1204
1205 static int wpa_supplicant_ctrl_iface_list_networks(
1206 struct wpa_supplicant *wpa_s, char *buf, size_t buflen)
1207 {
1208 char *pos, *end;
1209 struct wpa_ssid *ssid;
1210 int ret;
1211
1212 pos = buf;
1213 end = buf + buflen;
1214 ret = os_snprintf(pos, end - pos,
1215 "network id / ssid / bssid / flags\n");
1216 if (ret < 0 || ret >= end - pos)
1217 return pos - buf;
1218 pos += ret;
1219
1220 ssid = wpa_s->conf->ssid;
1221 while (ssid) {
1222 ret = os_snprintf(pos, end - pos, "%d\t%s",
1223 ssid->id,
1224 wpa_ssid_txt(ssid->ssid, ssid->ssid_len));
1225 if (ret < 0 || ret >= end - pos)
1226 return pos - buf;
1227 pos += ret;
1228 if (ssid->bssid_set) {
1229 ret = os_snprintf(pos, end - pos, "\t" MACSTR,
1230 MAC2STR(ssid->bssid));
1231 } else {
1232 ret = os_snprintf(pos, end - pos, "\tany");
1233 }
1234 if (ret < 0 || ret >= end - pos)
1235 return pos - buf;
1236 pos += ret;
1237 ret = os_snprintf(pos, end - pos, "\t%s%s%s",
1238 ssid == wpa_s->current_ssid ?
1239 "[CURRENT]" : "",
1240 ssid->disabled ? "[DISABLED]" : "",
1241 ssid->disabled == 2 ? "[P2P-PERSISTENT]" :
1242 "");
1243 if (ret < 0 || ret >= end - pos)
1244 return pos - buf;
1245 pos += ret;
1246 ret = os_snprintf(pos, end - pos, "\n");
1247 if (ret < 0 || ret >= end - pos)
1248 return pos - buf;
1249 pos += ret;
1250
1251 ssid = ssid->next;
1252 }
1253
1254 return pos - buf;
1255 }
1256
1257
1258 static char * wpa_supplicant_cipher_txt(char *pos, char *end, int cipher)
1259 {
1260 int first = 1, ret;
1261 ret = os_snprintf(pos, end - pos, "-");
1262 if (ret < 0 || ret >= end - pos)
1263 return pos;
1264 pos += ret;
1265 if (cipher & WPA_CIPHER_NONE) {
1266 ret = os_snprintf(pos, end - pos, "%sNONE", first ? "" : "+");
1267 if (ret < 0 || ret >= end - pos)
1268 return pos;
1269 pos += ret;
1270 first = 0;
1271 }
1272 if (cipher & WPA_CIPHER_WEP40) {
1273 ret = os_snprintf(pos, end - pos, "%sWEP40", first ? "" : "+");
1274 if (ret < 0 || ret >= end - pos)
1275 return pos;
1276 pos += ret;
1277 first = 0;
1278 }
1279 if (cipher & WPA_CIPHER_WEP104) {
1280 ret = os_snprintf(pos, end - pos, "%sWEP104",
1281 first ? "" : "+");
1282 if (ret < 0 || ret >= end - pos)
1283 return pos;
1284 pos += ret;
1285 first = 0;
1286 }
1287 if (cipher & WPA_CIPHER_TKIP) {
1288 ret = os_snprintf(pos, end - pos, "%sTKIP", first ? "" : "+");
1289 if (ret < 0 || ret >= end - pos)
1290 return pos;
1291 pos += ret;
1292 first = 0;
1293 }
1294 if (cipher & WPA_CIPHER_CCMP) {
1295 ret = os_snprintf(pos, end - pos, "%sCCMP", first ? "" : "+");
1296 if (ret < 0 || ret >= end - pos)
1297 return pos;
1298 pos += ret;
1299 first = 0;
1300 }
1301 return pos;
1302 }
1303
1304
1305 static char * wpa_supplicant_ie_txt(char *pos, char *end, const char *proto,
1306 const u8 *ie, size_t ie_len)
1307 {
1308 struct wpa_ie_data data;
1309 int first, ret;
1310
1311 ret = os_snprintf(pos, end - pos, "[%s-", proto);
1312 if (ret < 0 || ret >= end - pos)
1313 return pos;
1314 pos += ret;
1315
1316 if (wpa_parse_wpa_ie(ie, ie_len, &data) < 0) {
1317 ret = os_snprintf(pos, end - pos, "?]");
1318 if (ret < 0 || ret >= end - pos)
1319 return pos;
1320 pos += ret;
1321 return pos;
1322 }
1323
1324 first = 1;
1325 if (data.key_mgmt & WPA_KEY_MGMT_IEEE8021X) {
1326 ret = os_snprintf(pos, end - pos, "%sEAP", first ? "" : "+");
1327 if (ret < 0 || ret >= end - pos)
1328 return pos;
1329 pos += ret;
1330 first = 0;
1331 }
1332 if (data.key_mgmt & WPA_KEY_MGMT_PSK) {
1333 ret = os_snprintf(pos, end - pos, "%sPSK", first ? "" : "+");
1334 if (ret < 0 || ret >= end - pos)
1335 return pos;
1336 pos += ret;
1337 first = 0;
1338 }
1339 if (data.key_mgmt & WPA_KEY_MGMT_WPA_NONE) {
1340 ret = os_snprintf(pos, end - pos, "%sNone", first ? "" : "+");
1341 if (ret < 0 || ret >= end - pos)
1342 return pos;
1343 pos += ret;
1344 first = 0;
1345 }
1346 #ifdef CONFIG_IEEE80211R
1347 if (data.key_mgmt & WPA_KEY_MGMT_FT_IEEE8021X) {
1348 ret = os_snprintf(pos, end - pos, "%sFT/EAP",
1349 first ? "" : "+");
1350 if (ret < 0 || ret >= end - pos)
1351 return pos;
1352 pos += ret;
1353 first = 0;
1354 }
1355 if (data.key_mgmt & WPA_KEY_MGMT_FT_PSK) {
1356 ret = os_snprintf(pos, end - pos, "%sFT/PSK",
1357 first ? "" : "+");
1358 if (ret < 0 || ret >= end - pos)
1359 return pos;
1360 pos += ret;
1361 first = 0;
1362 }
1363 #endif /* CONFIG_IEEE80211R */
1364 #ifdef CONFIG_IEEE80211W
1365 if (data.key_mgmt & WPA_KEY_MGMT_IEEE8021X_SHA256) {
1366 ret = os_snprintf(pos, end - pos, "%sEAP-SHA256",
1367 first ? "" : "+");
1368 if (ret < 0 || ret >= end - pos)
1369 return pos;
1370 pos += ret;
1371 first = 0;
1372 }
1373 if (data.key_mgmt & WPA_KEY_MGMT_PSK_SHA256) {
1374 ret = os_snprintf(pos, end - pos, "%sPSK-SHA256",
1375 first ? "" : "+");
1376 if (ret < 0 || ret >= end - pos)
1377 return pos;
1378 pos += ret;
1379 first = 0;
1380 }
1381 #endif /* CONFIG_IEEE80211W */
1382
1383 pos = wpa_supplicant_cipher_txt(pos, end, data.pairwise_cipher);
1384
1385 if (data.capabilities & WPA_CAPABILITY_PREAUTH) {
1386 ret = os_snprintf(pos, end - pos, "-preauth");
1387 if (ret < 0 || ret >= end - pos)
1388 return pos;
1389 pos += ret;
1390 }
1391
1392 ret = os_snprintf(pos, end - pos, "]");
1393 if (ret < 0 || ret >= end - pos)
1394 return pos;
1395 pos += ret;
1396
1397 return pos;
1398 }
1399
1400
1401 #ifdef CONFIG_WPS
1402 static char * wpa_supplicant_wps_ie_txt_buf(struct wpa_supplicant *wpa_s,
1403 char *pos, char *end,
1404 struct wpabuf *wps_ie)
1405 {
1406 int ret;
1407 const char *txt;
1408
1409 if (wps_ie == NULL)
1410 return pos;
1411 if (wps_is_selected_pbc_registrar(wps_ie))
1412 txt = "[WPS-PBC]";
1413 #ifdef CONFIG_WPS2
1414 else if (wps_is_addr_authorized(wps_ie, wpa_s->own_addr, 0))
1415 txt = "[WPS-AUTH]";
1416 #endif /* CONFIG_WPS2 */
1417 else if (wps_is_selected_pin_registrar(wps_ie))
1418 txt = "[WPS-PIN]";
1419 else
1420 txt = "[WPS]";
1421
1422 ret = os_snprintf(pos, end - pos, "%s", txt);
1423 if (ret >= 0 && ret < end - pos)
1424 pos += ret;
1425 wpabuf_free(wps_ie);
1426 return pos;
1427 }
1428 #endif /* CONFIG_WPS */
1429
1430
1431 static char * wpa_supplicant_wps_ie_txt(struct wpa_supplicant *wpa_s,
1432 char *pos, char *end,
1433 const struct wpa_bss *bss)
1434 {
1435 #ifdef CONFIG_WPS
1436 struct wpabuf *wps_ie;
1437 wps_ie = wpa_bss_get_vendor_ie_multi(bss, WPS_IE_VENDOR_TYPE);
1438 return wpa_supplicant_wps_ie_txt_buf(wpa_s, pos, end, wps_ie);
1439 #else /* CONFIG_WPS */
1440 return pos;
1441 #endif /* CONFIG_WPS */
1442 }
1443
1444
1445 /* Format one result on one text line into a buffer. */
1446 static int wpa_supplicant_ctrl_iface_scan_result(
1447 struct wpa_supplicant *wpa_s,
1448 const struct wpa_bss *bss, char *buf, size_t buflen)
1449 {
1450 char *pos, *end;
1451 int ret;
1452 const u8 *ie, *ie2, *p2p;
1453
1454 p2p = wpa_bss_get_vendor_ie(bss, P2P_IE_VENDOR_TYPE);
1455 if (p2p && bss->ssid_len == P2P_WILDCARD_SSID_LEN &&
1456 os_memcmp(bss->ssid, P2P_WILDCARD_SSID, P2P_WILDCARD_SSID_LEN) ==
1457 0)
1458 return 0; /* Do not show P2P listen discovery results here */
1459
1460 pos = buf;
1461 end = buf + buflen;
1462
1463 ret = os_snprintf(pos, end - pos, MACSTR "\t%d\t%d\t",
1464 MAC2STR(bss->bssid), bss->freq, bss->level);
1465 if (ret < 0 || ret >= end - pos)
1466 return -1;
1467 pos += ret;
1468 ie = wpa_bss_get_vendor_ie(bss, WPA_IE_VENDOR_TYPE);
1469 if (ie)
1470 pos = wpa_supplicant_ie_txt(pos, end, "WPA", ie, 2 + ie[1]);
1471 ie2 = wpa_bss_get_ie(bss, WLAN_EID_RSN);
1472 if (ie2)
1473 pos = wpa_supplicant_ie_txt(pos, end, "WPA2", ie2, 2 + ie2[1]);
1474 pos = wpa_supplicant_wps_ie_txt(wpa_s, pos, end, bss);
1475 if (!ie && !ie2 && bss->caps & IEEE80211_CAP_PRIVACY) {
1476 ret = os_snprintf(pos, end - pos, "[WEP]");
1477 if (ret < 0 || ret >= end - pos)
1478 return -1;
1479 pos += ret;
1480 }
1481 if (bss->caps & IEEE80211_CAP_IBSS) {
1482 ret = os_snprintf(pos, end - pos, "[IBSS]");
1483 if (ret < 0 || ret >= end - pos)
1484 return -1;
1485 pos += ret;
1486 }
1487 if (bss->caps & IEEE80211_CAP_ESS) {
1488 ret = os_snprintf(pos, end - pos, "[ESS]");
1489 if (ret < 0 || ret >= end - pos)
1490 return -1;
1491 pos += ret;
1492 }
1493 if (p2p) {
1494 ret = os_snprintf(pos, end - pos, "[P2P]");
1495 if (ret < 0 || ret >= end - pos)
1496 return -1;
1497 pos += ret;
1498 }
1499
1500 ret = os_snprintf(pos, end - pos, "\t%s",
1501 wpa_ssid_txt(bss->ssid, bss->ssid_len));
1502 if (ret < 0 || ret >= end - pos)
1503 return -1;
1504 pos += ret;
1505
1506 ret = os_snprintf(pos, end - pos, "\n");
1507 if (ret < 0 || ret >= end - pos)
1508 return -1;
1509 pos += ret;
1510
1511 return pos - buf;
1512 }
1513
1514
1515 static int wpa_supplicant_ctrl_iface_scan_results(
1516 struct wpa_supplicant *wpa_s, char *buf, size_t buflen)
1517 {
1518 char *pos, *end;
1519 struct wpa_bss *bss;
1520 int ret;
1521
1522 pos = buf;
1523 end = buf + buflen;
1524 ret = os_snprintf(pos, end - pos, "bssid / frequency / signal level / "
1525 "flags / ssid\n");
1526 if (ret < 0 || ret >= end - pos)
1527 return pos - buf;
1528 pos += ret;
1529
1530 dl_list_for_each(bss, &wpa_s->bss_id, struct wpa_bss, list_id) {
1531 ret = wpa_supplicant_ctrl_iface_scan_result(wpa_s, bss, pos,
1532 end - pos);
1533 if (ret < 0 || ret >= end - pos)
1534 return pos - buf;
1535 pos += ret;
1536 }
1537
1538 return pos - buf;
1539 }
1540
1541
1542 static int wpa_supplicant_ctrl_iface_select_network(
1543 struct wpa_supplicant *wpa_s, char *cmd)
1544 {
1545 int id;
1546 struct wpa_ssid *ssid;
1547
1548 /* cmd: "<network id>" or "any" */
1549 if (os_strcmp(cmd, "any") == 0) {
1550 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SELECT_NETWORK any");
1551 ssid = NULL;
1552 } else {
1553 id = atoi(cmd);
1554 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SELECT_NETWORK id=%d", id);
1555
1556 ssid = wpa_config_get_network(wpa_s->conf, id);
1557 if (ssid == NULL) {
1558 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
1559 "network id=%d", id);
1560 return -1;
1561 }
1562 if (ssid->disabled == 2) {
1563 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Cannot use "
1564 "SELECT_NETWORK with persistent P2P group");
1565 return -1;
1566 }
1567 }
1568
1569 wpa_supplicant_select_network(wpa_s, ssid);
1570
1571 return 0;
1572 }
1573
1574
1575 static int wpa_supplicant_ctrl_iface_enable_network(
1576 struct wpa_supplicant *wpa_s, char *cmd)
1577 {
1578 int id;
1579 struct wpa_ssid *ssid;
1580
1581 /* cmd: "<network id>" or "all" */
1582 if (os_strcmp(cmd, "all") == 0) {
1583 wpa_printf(MSG_DEBUG, "CTRL_IFACE: ENABLE_NETWORK all");
1584 ssid = NULL;
1585 } else {
1586 id = atoi(cmd);
1587 wpa_printf(MSG_DEBUG, "CTRL_IFACE: ENABLE_NETWORK id=%d", id);
1588
1589 ssid = wpa_config_get_network(wpa_s->conf, id);
1590 if (ssid == NULL) {
1591 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
1592 "network id=%d", id);
1593 return -1;
1594 }
1595 if (ssid->disabled == 2) {
1596 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Cannot use "
1597 "ENABLE_NETWORK with persistent P2P group");
1598 return -1;
1599 }
1600
1601 if (os_strstr(cmd, " no-connect")) {
1602 ssid->disabled = 0;
1603 return 0;
1604 }
1605 }
1606 wpa_supplicant_enable_network(wpa_s, ssid);
1607
1608 return 0;
1609 }
1610
1611
1612 static int wpa_supplicant_ctrl_iface_disable_network(
1613 struct wpa_supplicant *wpa_s, char *cmd)
1614 {
1615 int id;
1616 struct wpa_ssid *ssid;
1617
1618 /* cmd: "<network id>" or "all" */
1619 if (os_strcmp(cmd, "all") == 0) {
1620 wpa_printf(MSG_DEBUG, "CTRL_IFACE: DISABLE_NETWORK all");
1621 ssid = NULL;
1622 } else {
1623 id = atoi(cmd);
1624 wpa_printf(MSG_DEBUG, "CTRL_IFACE: DISABLE_NETWORK id=%d", id);
1625
1626 ssid = wpa_config_get_network(wpa_s->conf, id);
1627 if (ssid == NULL) {
1628 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
1629 "network id=%d", id);
1630 return -1;
1631 }
1632 if (ssid->disabled == 2) {
1633 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Cannot use "
1634 "DISABLE_NETWORK with persistent P2P "
1635 "group");
1636 return -1;
1637 }
1638 }
1639 wpa_supplicant_disable_network(wpa_s, ssid);
1640
1641 return 0;
1642 }
1643
1644
1645 static int wpa_supplicant_ctrl_iface_add_network(
1646 struct wpa_supplicant *wpa_s, char *buf, size_t buflen)
1647 {
1648 struct wpa_ssid *ssid;
1649 int ret;
1650
1651 wpa_printf(MSG_DEBUG, "CTRL_IFACE: ADD_NETWORK");
1652
1653 ssid = wpa_config_add_network(wpa_s->conf);
1654 if (ssid == NULL)
1655 return -1;
1656
1657 wpas_notify_network_added(wpa_s, ssid);
1658
1659 ssid->disabled = 1;
1660 wpa_config_set_network_defaults(ssid);
1661
1662 ret = os_snprintf(buf, buflen, "%d\n", ssid->id);
1663 if (ret < 0 || (size_t) ret >= buflen)
1664 return -1;
1665 return ret;
1666 }
1667
1668
1669 static int wpa_supplicant_ctrl_iface_remove_network(
1670 struct wpa_supplicant *wpa_s, char *cmd)
1671 {
1672 int id;
1673 struct wpa_ssid *ssid;
1674
1675 /* cmd: "<network id>" or "all" */
1676 if (os_strcmp(cmd, "all") == 0) {
1677 wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_NETWORK all");
1678 ssid = wpa_s->conf->ssid;
1679 while (ssid) {
1680 struct wpa_ssid *remove_ssid = ssid;
1681 id = ssid->id;
1682 ssid = ssid->next;
1683 wpas_notify_network_removed(wpa_s, remove_ssid);
1684 wpa_config_remove_network(wpa_s->conf, id);
1685 }
1686 eapol_sm_invalidate_cached_session(wpa_s->eapol);
1687 if (wpa_s->current_ssid) {
1688 #ifdef CONFIG_SME
1689 wpa_s->sme.prev_bssid_set = 0;
1690 #endif /* CONFIG_SME */
1691 wpa_sm_set_config(wpa_s->wpa, NULL);
1692 eapol_sm_notify_config(wpa_s->eapol, NULL, NULL);
1693 wpa_supplicant_disassociate(wpa_s,
1694 WLAN_REASON_DEAUTH_LEAVING);
1695 }
1696 return 0;
1697 }
1698
1699 id = atoi(cmd);
1700 wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_NETWORK id=%d", id);
1701
1702 ssid = wpa_config_get_network(wpa_s->conf, id);
1703 if (ssid)
1704 wpas_notify_network_removed(wpa_s, ssid);
1705 if (ssid == NULL ||
1706 wpa_config_remove_network(wpa_s->conf, id) < 0) {
1707 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find network "
1708 "id=%d", id);
1709 return -1;
1710 }
1711
1712 if (ssid == wpa_s->current_ssid || wpa_s->current_ssid == NULL) {
1713 #ifdef CONFIG_SME
1714 wpa_s->sme.prev_bssid_set = 0;
1715 #endif /* CONFIG_SME */
1716 /*
1717 * Invalidate the EAP session cache if the current or
1718 * previously used network is removed.
1719 */
1720 eapol_sm_invalidate_cached_session(wpa_s->eapol);
1721 }
1722
1723 if (ssid == wpa_s->current_ssid) {
1724 wpa_sm_set_config(wpa_s->wpa, NULL);
1725 eapol_sm_notify_config(wpa_s->eapol, NULL, NULL);
1726
1727 wpa_supplicant_disassociate(wpa_s, WLAN_REASON_DEAUTH_LEAVING);
1728 }
1729
1730 return 0;
1731 }
1732
1733
1734 static int wpa_supplicant_ctrl_iface_set_network(
1735 struct wpa_supplicant *wpa_s, char *cmd)
1736 {
1737 int id;
1738 struct wpa_ssid *ssid;
1739 char *name, *value;
1740
1741 /* cmd: "<network id> <variable name> <value>" */
1742 name = os_strchr(cmd, ' ');
1743 if (name == NULL)
1744 return -1;
1745 *name++ = '\0';
1746
1747 value = os_strchr(name, ' ');
1748 if (value == NULL)
1749 return -1;
1750 *value++ = '\0';
1751
1752 id = atoi(cmd);
1753 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SET_NETWORK id=%d name='%s'",
1754 id, name);
1755 wpa_hexdump_ascii_key(MSG_DEBUG, "CTRL_IFACE: value",
1756 (u8 *) value, os_strlen(value));
1757
1758 ssid = wpa_config_get_network(wpa_s->conf, id);
1759 if (ssid == NULL) {
1760 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find network "
1761 "id=%d", id);
1762 return -1;
1763 }
1764
1765 if (wpa_config_set(ssid, name, value, 0) < 0) {
1766 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Failed to set network "
1767 "variable '%s'", name);
1768 return -1;
1769 }
1770
1771 wpa_sm_pmksa_cache_flush(wpa_s->wpa, ssid);
1772
1773 if (wpa_s->current_ssid == ssid || wpa_s->current_ssid == NULL) {
1774 /*
1775 * Invalidate the EAP session cache if anything in the current
1776 * or previously used configuration changes.
1777 */
1778 eapol_sm_invalidate_cached_session(wpa_s->eapol);
1779 }
1780
1781 if ((os_strcmp(name, "psk") == 0 &&
1782 value[0] == '"' && ssid->ssid_len) ||
1783 (os_strcmp(name, "ssid") == 0 && ssid->passphrase))
1784 wpa_config_update_psk(ssid);
1785 else if (os_strcmp(name, "priority") == 0)
1786 wpa_config_update_prio_list(wpa_s->conf);
1787
1788 return 0;
1789 }
1790
1791
1792 static int wpa_supplicant_ctrl_iface_get_network(
1793 struct wpa_supplicant *wpa_s, char *cmd, char *buf, size_t buflen)
1794 {
1795 int id;
1796 size_t res;
1797 struct wpa_ssid *ssid;
1798 char *name, *value;
1799
1800 /* cmd: "<network id> <variable name>" */
1801 name = os_strchr(cmd, ' ');
1802 if (name == NULL || buflen == 0)
1803 return -1;
1804 *name++ = '\0';
1805
1806 id = atoi(cmd);
1807 wpa_printf(MSG_DEBUG, "CTRL_IFACE: GET_NETWORK id=%d name='%s'",
1808 id, name);
1809
1810 ssid = wpa_config_get_network(wpa_s->conf, id);
1811 if (ssid == NULL) {
1812 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find network "
1813 "id=%d", id);
1814 return -1;
1815 }
1816
1817 value = wpa_config_get_no_key(ssid, name);
1818 if (value == NULL) {
1819 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Failed to get network "
1820 "variable '%s'", name);
1821 return -1;
1822 }
1823
1824 res = os_strlcpy(buf, value, buflen);
1825 if (res >= buflen) {
1826 os_free(value);
1827 return -1;
1828 }
1829
1830 os_free(value);
1831
1832 return res;
1833 }
1834
1835
1836 static int wpa_supplicant_ctrl_iface_list_creds(struct wpa_supplicant *wpa_s,
1837 char *buf, size_t buflen)
1838 {
1839 char *pos, *end;
1840 struct wpa_cred *cred;
1841 int ret;
1842
1843 pos = buf;
1844 end = buf + buflen;
1845 ret = os_snprintf(pos, end - pos,
1846 "cred id / realm / username / domain / imsi\n");
1847 if (ret < 0 || ret >= end - pos)
1848 return pos - buf;
1849 pos += ret;
1850
1851 cred = wpa_s->conf->cred;
1852 while (cred) {
1853 ret = os_snprintf(pos, end - pos, "%d\t%s\t%s\t%s\t%s\n",
1854 cred->id, cred->realm ? cred->realm : "",
1855 cred->username ? cred->username : "",
1856 cred->domain ? cred->domain : "",
1857 cred->imsi ? cred->imsi : "");
1858 if (ret < 0 || ret >= end - pos)
1859 return pos - buf;
1860 pos += ret;
1861
1862 cred = cred->next;
1863 }
1864
1865 return pos - buf;
1866 }
1867
1868
1869 static int wpa_supplicant_ctrl_iface_add_cred(struct wpa_supplicant *wpa_s,
1870 char *buf, size_t buflen)
1871 {
1872 struct wpa_cred *cred;
1873 int ret;
1874
1875 wpa_printf(MSG_DEBUG, "CTRL_IFACE: ADD_CRED");
1876
1877 cred = wpa_config_add_cred(wpa_s->conf);
1878 if (cred == NULL)
1879 return -1;
1880
1881 ret = os_snprintf(buf, buflen, "%d\n", cred->id);
1882 if (ret < 0 || (size_t) ret >= buflen)
1883 return -1;
1884 return ret;
1885 }
1886
1887
1888 static int wpa_supplicant_ctrl_iface_remove_cred(struct wpa_supplicant *wpa_s,
1889 char *cmd)
1890 {
1891 int id;
1892 struct wpa_cred *cred;
1893
1894 /* cmd: "<cred id>" or "all" */
1895 if (os_strcmp(cmd, "all") == 0) {
1896 wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_CRED all");
1897 cred = wpa_s->conf->cred;
1898 while (cred) {
1899 id = cred->id;
1900 cred = cred->next;
1901 wpa_config_remove_cred(wpa_s->conf, id);
1902 }
1903 return 0;
1904 }
1905
1906 id = atoi(cmd);
1907 wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_CRED id=%d", id);
1908
1909 cred = wpa_config_get_cred(wpa_s->conf, id);
1910 if (cred == NULL ||
1911 wpa_config_remove_cred(wpa_s->conf, id) < 0) {
1912 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find cred id=%d",
1913 id);
1914 return -1;
1915 }
1916
1917 return 0;
1918 }
1919
1920
1921 static int wpa_supplicant_ctrl_iface_set_cred(struct wpa_supplicant *wpa_s,
1922 char *cmd)
1923 {
1924 int id;
1925 struct wpa_cred *cred;
1926 char *name, *value;
1927
1928 /* cmd: "<cred id> <variable name> <value>" */
1929 name = os_strchr(cmd, ' ');
1930 if (name == NULL)
1931 return -1;
1932 *name++ = '\0';
1933
1934 value = os_strchr(name, ' ');
1935 if (value == NULL)
1936 return -1;
1937 *value++ = '\0';
1938
1939 id = atoi(cmd);
1940 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SET_CRED id=%d name='%s'",
1941 id, name);
1942 wpa_hexdump_ascii_key(MSG_DEBUG, "CTRL_IFACE: value",
1943 (u8 *) value, os_strlen(value));
1944
1945 cred = wpa_config_get_cred(wpa_s->conf, id);
1946 if (cred == NULL) {
1947 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find cred id=%d",
1948 id);
1949 return -1;
1950 }
1951
1952 if (wpa_config_set_cred(cred, name, value, 0) < 0) {
1953 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Failed to set cred "
1954 "variable '%s'", name);
1955 return -1;
1956 }
1957
1958 return 0;
1959 }
1960
1961
1962 #ifndef CONFIG_NO_CONFIG_WRITE
1963 static int wpa_supplicant_ctrl_iface_save_config(struct wpa_supplicant *wpa_s)
1964 {
1965 int ret;
1966
1967 if (!wpa_s->conf->update_config) {
1968 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Not allowed "
1969 "to update configuration (update_config=0)");
1970 return -1;
1971 }
1972
1973 ret = wpa_config_write(wpa_s->confname, wpa_s->conf);
1974 if (ret) {
1975 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Failed to "
1976 "update configuration");
1977 } else {
1978 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Configuration"
1979 " updated");
1980 }
1981
1982 return ret;
1983 }
1984 #endif /* CONFIG_NO_CONFIG_WRITE */
1985
1986
1987 static int ctrl_iface_get_capability_pairwise(int res, char *strict,
1988 struct wpa_driver_capa *capa,
1989 char *buf, size_t buflen)
1990 {
1991 int ret, first = 1;
1992 char *pos, *end;
1993 size_t len;
1994
1995 pos = buf;
1996 end = pos + buflen;
1997
1998 if (res < 0) {
1999 if (strict)
2000 return 0;
2001 len = os_strlcpy(buf, "CCMP TKIP NONE", buflen);
2002 if (len >= buflen)
2003 return -1;
2004 return len;
2005 }
2006
2007 if (capa->enc & WPA_DRIVER_CAPA_ENC_CCMP) {
2008 ret = os_snprintf(pos, end - pos, "%sCCMP", first ? "" : " ");
2009 if (ret < 0 || ret >= end - pos)
2010 return pos - buf;
2011 pos += ret;
2012 first = 0;
2013 }
2014
2015 if (capa->enc & WPA_DRIVER_CAPA_ENC_TKIP) {
2016 ret = os_snprintf(pos, end - pos, "%sTKIP", first ? "" : " ");
2017 if (ret < 0 || ret >= end - pos)
2018 return pos - buf;
2019 pos += ret;
2020 first = 0;
2021 }
2022
2023 if (capa->key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_WPA_NONE) {
2024 ret = os_snprintf(pos, end - pos, "%sNONE", first ? "" : " ");
2025 if (ret < 0 || ret >= end - pos)
2026 return pos - buf;
2027 pos += ret;
2028 first = 0;
2029 }
2030
2031 return pos - buf;
2032 }
2033
2034
2035 static int ctrl_iface_get_capability_group(int res, char *strict,
2036 struct wpa_driver_capa *capa,
2037 char *buf, size_t buflen)
2038 {
2039 int ret, first = 1;
2040 char *pos, *end;
2041 size_t len;
2042
2043 pos = buf;
2044 end = pos + buflen;
2045
2046 if (res < 0) {
2047 if (strict)
2048 return 0;
2049 len = os_strlcpy(buf, "CCMP TKIP WEP104 WEP40", buflen);
2050 if (len >= buflen)
2051 return -1;
2052 return len;
2053 }
2054
2055 if (capa->enc & WPA_DRIVER_CAPA_ENC_CCMP) {
2056 ret = os_snprintf(pos, end - pos, "%sCCMP", first ? "" : " ");
2057 if (ret < 0 || ret >= end - pos)
2058 return pos - buf;
2059 pos += ret;
2060 first = 0;
2061 }
2062
2063 if (capa->enc & WPA_DRIVER_CAPA_ENC_TKIP) {
2064 ret = os_snprintf(pos, end - pos, "%sTKIP", first ? "" : " ");
2065 if (ret < 0 || ret >= end - pos)
2066 return pos - buf;
2067 pos += ret;
2068 first = 0;
2069 }
2070
2071 if (capa->enc & WPA_DRIVER_CAPA_ENC_WEP104) {
2072 ret = os_snprintf(pos, end - pos, "%sWEP104",
2073 first ? "" : " ");
2074 if (ret < 0 || ret >= end - pos)
2075 return pos - buf;
2076 pos += ret;
2077 first = 0;
2078 }
2079
2080 if (capa->enc & WPA_DRIVER_CAPA_ENC_WEP40) {
2081 ret = os_snprintf(pos, end - pos, "%sWEP40", first ? "" : " ");
2082 if (ret < 0 || ret >= end - pos)
2083 return pos - buf;
2084 pos += ret;
2085 first = 0;
2086 }
2087
2088 return pos - buf;
2089 }
2090
2091
2092 static int ctrl_iface_get_capability_key_mgmt(int res, char *strict,
2093 struct wpa_driver_capa *capa,
2094 char *buf, size_t buflen)
2095 {
2096 int ret;
2097 char *pos, *end;
2098 size_t len;
2099
2100 pos = buf;
2101 end = pos + buflen;
2102
2103 if (res < 0) {
2104 if (strict)
2105 return 0;
2106 len = os_strlcpy(buf, "WPA-PSK WPA-EAP IEEE8021X WPA-NONE "
2107 "NONE", buflen);
2108 if (len >= buflen)
2109 return -1;
2110 return len;
2111 }
2112
2113 ret = os_snprintf(pos, end - pos, "NONE IEEE8021X");
2114 if (ret < 0 || ret >= end - pos)
2115 return pos - buf;
2116 pos += ret;
2117
2118 if (capa->key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA |
2119 WPA_DRIVER_CAPA_KEY_MGMT_WPA2)) {
2120 ret = os_snprintf(pos, end - pos, " WPA-EAP");
2121 if (ret < 0 || ret >= end - pos)
2122 return pos - buf;
2123 pos += ret;
2124 }
2125
2126 if (capa->key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA_PSK |
2127 WPA_DRIVER_CAPA_KEY_MGMT_WPA2_PSK)) {
2128 ret = os_snprintf(pos, end - pos, " WPA-PSK");
2129 if (ret < 0 || ret >= end - pos)
2130 return pos - buf;
2131 pos += ret;
2132 }
2133
2134 if (capa->key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_WPA_NONE) {
2135 ret = os_snprintf(pos, end - pos, " WPA-NONE");
2136 if (ret < 0 || ret >= end - pos)
2137 return pos - buf;
2138 pos += ret;
2139 }
2140
2141 return pos - buf;
2142 }
2143
2144
2145 static int ctrl_iface_get_capability_proto(int res, char *strict,
2146 struct wpa_driver_capa *capa,
2147 char *buf, size_t buflen)
2148 {
2149 int ret, first = 1;
2150 char *pos, *end;
2151 size_t len;
2152
2153 pos = buf;
2154 end = pos + buflen;
2155
2156 if (res < 0) {
2157 if (strict)
2158 return 0;
2159 len = os_strlcpy(buf, "RSN WPA", buflen);
2160 if (len >= buflen)
2161 return -1;
2162 return len;
2163 }
2164
2165 if (capa->key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA2 |
2166 WPA_DRIVER_CAPA_KEY_MGMT_WPA2_PSK)) {
2167 ret = os_snprintf(pos, end - pos, "%sRSN", first ? "" : " ");
2168 if (ret < 0 || ret >= end - pos)
2169 return pos - buf;
2170 pos += ret;
2171 first = 0;
2172 }
2173
2174 if (capa->key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA |
2175 WPA_DRIVER_CAPA_KEY_MGMT_WPA_PSK)) {
2176 ret = os_snprintf(pos, end - pos, "%sWPA", first ? "" : " ");
2177 if (ret < 0 || ret >= end - pos)
2178 return pos - buf;
2179 pos += ret;
2180 first = 0;
2181 }
2182
2183 return pos - buf;
2184 }
2185
2186
2187 static int ctrl_iface_get_capability_auth_alg(int res, char *strict,
2188 struct wpa_driver_capa *capa,
2189 char *buf, size_t buflen)
2190 {
2191 int ret, first = 1;
2192 char *pos, *end;
2193 size_t len;
2194
2195 pos = buf;
2196 end = pos + buflen;
2197
2198 if (res < 0) {
2199 if (strict)
2200 return 0;
2201 len = os_strlcpy(buf, "OPEN SHARED LEAP", buflen);
2202 if (len >= buflen)
2203 return -1;
2204 return len;
2205 }
2206
2207 if (capa->auth & (WPA_DRIVER_AUTH_OPEN)) {
2208 ret = os_snprintf(pos, end - pos, "%sOPEN", first ? "" : " ");
2209 if (ret < 0 || ret >= end - pos)
2210 return pos - buf;
2211 pos += ret;
2212 first = 0;
2213 }
2214
2215 if (capa->auth & (WPA_DRIVER_AUTH_SHARED)) {
2216 ret = os_snprintf(pos, end - pos, "%sSHARED",
2217 first ? "" : " ");
2218 if (ret < 0 || ret >= end - pos)
2219 return pos - buf;
2220 pos += ret;
2221 first = 0;
2222 }
2223
2224 if (capa->auth & (WPA_DRIVER_AUTH_LEAP)) {
2225 ret = os_snprintf(pos, end - pos, "%sLEAP", first ? "" : " ");
2226 if (ret < 0 || ret >= end - pos)
2227 return pos - buf;
2228 pos += ret;
2229 first = 0;
2230 }
2231
2232 return pos - buf;
2233 }
2234
2235
2236 static int wpa_supplicant_ctrl_iface_get_capability(
2237 struct wpa_supplicant *wpa_s, const char *_field, char *buf,
2238 size_t buflen)
2239 {
2240 struct wpa_driver_capa capa;
2241 int res;
2242 char *strict;
2243 char field[30];
2244 size_t len;
2245
2246 /* Determine whether or not strict checking was requested */
2247 len = os_strlcpy(field, _field, sizeof(field));
2248 if (len >= sizeof(field))
2249 return -1;
2250 strict = os_strchr(field, ' ');
2251 if (strict != NULL) {
2252 *strict++ = '\0';
2253 if (os_strcmp(strict, "strict") != 0)
2254 return -1;
2255 }
2256
2257 wpa_printf(MSG_DEBUG, "CTRL_IFACE: GET_CAPABILITY '%s' %s",
2258 field, strict ? strict : "");
2259
2260 if (os_strcmp(field, "eap") == 0) {
2261 return eap_get_names(buf, buflen);
2262 }
2263
2264 res = wpa_drv_get_capa(wpa_s, &capa);
2265
2266 if (os_strcmp(field, "pairwise") == 0)
2267 return ctrl_iface_get_capability_pairwise(res, strict, &capa,
2268 buf, buflen);
2269
2270 if (os_strcmp(field, "group") == 0)
2271 return ctrl_iface_get_capability_group(res, strict, &capa,
2272 buf, buflen);
2273
2274 if (os_strcmp(field, "key_mgmt") == 0)
2275 return ctrl_iface_get_capability_key_mgmt(res, strict, &capa,
2276 buf, buflen);
2277
2278 if (os_strcmp(field, "proto") == 0)
2279 return ctrl_iface_get_capability_proto(res, strict, &capa,
2280 buf, buflen);
2281
2282 if (os_strcmp(field, "auth_alg") == 0)
2283 return ctrl_iface_get_capability_auth_alg(res, strict, &capa,
2284 buf, buflen);
2285
2286 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Unknown GET_CAPABILITY field '%s'",
2287 field);
2288
2289 return -1;
2290 }
2291
2292
2293 #ifdef CONFIG_INTERWORKING
2294 static char * anqp_add_hex(char *pos, char *end, const char *title,
2295 struct wpabuf *data)
2296 {
2297 char *start = pos;
2298 size_t i;
2299 int ret;
2300 const u8 *d;
2301
2302 if (data == NULL)
2303 return start;
2304
2305 ret = os_snprintf(pos, end - pos, "%s=", title);
2306 if (ret < 0 || ret >= end - pos)
2307 return start;
2308 pos += ret;
2309
2310 d = wpabuf_head_u8(data);
2311 for (i = 0; i < wpabuf_len(data); i++) {
2312 ret = os_snprintf(pos, end - pos, "%02x", *d++);
2313 if (ret < 0 || ret >= end - pos)
2314 return start;
2315 pos += ret;
2316 }
2317
2318 ret = os_snprintf(pos, end - pos, "\n");
2319 if (ret < 0 || ret >= end - pos)
2320 return start;
2321 pos += ret;
2322
2323 return pos;
2324 }
2325 #endif /* CONFIG_INTERWORKING */
2326
2327
2328 static int print_bss_info(struct wpa_supplicant *wpa_s, struct wpa_bss *bss,
2329 unsigned long mask, char *buf, size_t buflen)
2330 {
2331 size_t i;
2332 int ret;
2333 char *pos, *end;
2334 const u8 *ie, *ie2;
2335
2336 pos = buf;
2337 end = buf + buflen;
2338
2339 if (mask & WPA_BSS_MASK_ID) {
2340 ret = os_snprintf(pos, end - pos, "id=%u\n", bss->id);
2341 if (ret < 0 || ret >= end - pos)
2342 return 0;
2343 pos += ret;
2344 }
2345
2346 if (mask & WPA_BSS_MASK_BSSID) {
2347 ret = os_snprintf(pos, end - pos, "bssid=" MACSTR "\n",
2348 MAC2STR(bss->bssid));
2349 if (ret < 0 || ret >= end - pos)
2350 return 0;
2351 pos += ret;
2352 }
2353
2354 if (mask & WPA_BSS_MASK_FREQ) {
2355 ret = os_snprintf(pos, end - pos, "freq=%d\n", bss->freq);
2356 if (ret < 0 || ret >= end - pos)
2357 return 0;
2358 pos += ret;
2359 }
2360
2361 if (mask & WPA_BSS_MASK_BEACON_INT) {
2362 ret = os_snprintf(pos, end - pos, "beacon_int=%d\n",
2363 bss->beacon_int);
2364 if (ret < 0 || ret >= end - pos)
2365 return 0;
2366 pos += ret;
2367 }
2368
2369 if (mask & WPA_BSS_MASK_CAPABILITIES) {
2370 ret = os_snprintf(pos, end - pos, "capabilities=0x%04x\n",
2371 bss->caps);
2372 if (ret < 0 || ret >= end - pos)
2373 return 0;
2374 pos += ret;
2375 }
2376
2377 if (mask & WPA_BSS_MASK_QUAL) {
2378 ret = os_snprintf(pos, end - pos, "qual=%d\n", bss->qual);
2379 if (ret < 0 || ret >= end - pos)
2380 return 0;
2381 pos += ret;
2382 }
2383
2384 if (mask & WPA_BSS_MASK_NOISE) {
2385 ret = os_snprintf(pos, end - pos, "noise=%d\n", bss->noise);
2386 if (ret < 0 || ret >= end - pos)
2387 return 0;
2388 pos += ret;
2389 }
2390
2391 if (mask & WPA_BSS_MASK_LEVEL) {
2392 ret = os_snprintf(pos, end - pos, "level=%d\n", bss->level);
2393 if (ret < 0 || ret >= end - pos)
2394 return 0;
2395 pos += ret;
2396 }
2397
2398 if (mask & WPA_BSS_MASK_TSF) {
2399 ret = os_snprintf(pos, end - pos, "tsf=%016llu\n",
2400 (unsigned long long) bss->tsf);
2401 if (ret < 0 || ret >= end - pos)
2402 return 0;
2403 pos += ret;
2404 }
2405
2406 if (mask & WPA_BSS_MASK_AGE) {
2407 struct os_time now;
2408
2409 os_get_time(&now);
2410 ret = os_snprintf(pos, end - pos, "age=%d\n",
2411 (int) (now.sec - bss->last_update.sec));
2412 if (ret < 0 || ret >= end - pos)
2413 return 0;
2414 pos += ret;
2415 }
2416
2417 if (mask & WPA_BSS_MASK_IE) {
2418 ret = os_snprintf(pos, end - pos, "ie=");
2419 if (ret < 0 || ret >= end - pos)
2420 return 0;
2421 pos += ret;
2422
2423 ie = (const u8 *) (bss + 1);
2424 for (i = 0; i < bss->ie_len; i++) {
2425 ret = os_snprintf(pos, end - pos, "%02x", *ie++);
2426 if (ret < 0 || ret >= end - pos)
2427 return 0;
2428 pos += ret;
2429 }
2430
2431 ret = os_snprintf(pos, end - pos, "\n");
2432 if (ret < 0 || ret >= end - pos)
2433 return 0;
2434 pos += ret;
2435 }
2436
2437 if (mask & WPA_BSS_MASK_FLAGS) {
2438 ret = os_snprintf(pos, end - pos, "flags=");
2439 if (ret < 0 || ret >= end - pos)
2440 return 0;
2441 pos += ret;
2442
2443 ie = wpa_bss_get_vendor_ie(bss, WPA_IE_VENDOR_TYPE);
2444 if (ie)
2445 pos = wpa_supplicant_ie_txt(pos, end, "WPA", ie,
2446 2 + ie[1]);
2447 ie2 = wpa_bss_get_ie(bss, WLAN_EID_RSN);
2448 if (ie2)
2449 pos = wpa_supplicant_ie_txt(pos, end, "WPA2", ie2,
2450 2 + ie2[1]);
2451 pos = wpa_supplicant_wps_ie_txt(wpa_s, pos, end, bss);
2452 if (!ie && !ie2 && bss->caps & IEEE80211_CAP_PRIVACY) {
2453 ret = os_snprintf(pos, end - pos, "[WEP]");
2454 if (ret < 0 || ret >= end - pos)
2455 return 0;
2456 pos += ret;
2457 }
2458 if (bss->caps & IEEE80211_CAP_IBSS) {
2459 ret = os_snprintf(pos, end - pos, "[IBSS]");
2460 if (ret < 0 || ret >= end - pos)
2461 return 0;
2462 pos += ret;
2463 }
2464 if (bss->caps & IEEE80211_CAP_ESS) {
2465 ret = os_snprintf(pos, end - pos, "[ESS]");
2466 if (ret < 0 || ret >= end - pos)
2467 return 0;
2468 pos += ret;
2469 }
2470 if (wpa_bss_get_vendor_ie(bss, P2P_IE_VENDOR_TYPE)) {
2471 ret = os_snprintf(pos, end - pos, "[P2P]");
2472 if (ret < 0 || ret >= end - pos)
2473 return 0;
2474 pos += ret;
2475 }
2476
2477 ret = os_snprintf(pos, end - pos, "\n");
2478 if (ret < 0 || ret >= end - pos)
2479 return 0;
2480 pos += ret;
2481 }
2482
2483 if (mask & WPA_BSS_MASK_SSID) {
2484 ret = os_snprintf(pos, end - pos, "ssid=%s\n",
2485 wpa_ssid_txt(bss->ssid, bss->ssid_len));
2486 if (ret < 0 || ret >= end - pos)
2487 return 0;
2488 pos += ret;
2489 }
2490
2491 #ifdef CONFIG_WPS
2492 if (mask & WPA_BSS_MASK_WPS_SCAN) {
2493 ie = (const u8 *) (bss + 1);
2494 ret = wpas_wps_scan_result_text(ie, bss->ie_len, pos, end);
2495 if (ret < 0 || ret >= end - pos)
2496 return 0;
2497 pos += ret;
2498 }
2499 #endif /* CONFIG_WPS */
2500
2501 #ifdef CONFIG_P2P
2502 if (mask & WPA_BSS_MASK_P2P_SCAN) {
2503 ie = (const u8 *) (bss + 1);
2504 ret = wpas_p2p_scan_result_text(ie, bss->ie_len, pos, end);
2505 if (ret < 0 || ret >= end - pos)
2506 return 0;
2507 pos += ret;
2508 }
2509 #endif /* CONFIG_P2P */
2510
2511 #ifdef CONFIG_INTERWORKING
2512 if (mask & WPA_BSS_MASK_INTERNETW) {
2513 pos = anqp_add_hex(pos, end, "anqp_venue_name",
2514 bss->anqp_venue_name);
2515 pos = anqp_add_hex(pos, end, "anqp_network_auth_type",
2516 bss->anqp_network_auth_type);
2517 pos = anqp_add_hex(pos, end, "anqp_roaming_consortium",
2518 bss->anqp_roaming_consortium);
2519 pos = anqp_add_hex(pos, end, "anqp_ip_addr_type_availability",
2520 bss->anqp_ip_addr_type_availability);
2521 pos = anqp_add_hex(pos, end, "anqp_nai_realm",
2522 bss->anqp_nai_realm);
2523 pos = anqp_add_hex(pos, end, "anqp_3gpp", bss->anqp_3gpp);
2524 pos = anqp_add_hex(pos, end, "anqp_domain_name",
2525 bss->anqp_domain_name);
2526 }
2527 #endif /* CONFIG_INTERWORKING */
2528
2529 return pos - buf;
2530 }
2531
2532
2533 static int wpa_supplicant_ctrl_iface_bss(struct wpa_supplicant *wpa_s,
2534 const char *cmd, char *buf,
2535 size_t buflen)
2536 {
2537 u8 bssid[ETH_ALEN];
2538 size_t i;
2539 struct wpa_bss *bss;
2540 struct wpa_bss *bsslast = NULL;
2541 struct dl_list *next;
2542 int ret = 0;
2543 int len;
2544 char *ctmp;
2545 unsigned long mask = WPA_BSS_MASK_ALL;
2546
2547 if (os_strncmp(cmd, "RANGE=", 6) == 0) {
2548 if (os_strncmp(cmd + 6, "ALL", 3) == 0) {
2549 bss = dl_list_first(&wpa_s->bss_id, struct wpa_bss,
2550 list_id);
2551 bsslast = dl_list_last(&wpa_s->bss_id, struct wpa_bss,
2552 list_id);
2553 } else { /* N1-N2 */
2554 unsigned int id1, id2;
2555
2556 if ((ctmp = os_strchr(cmd + 6, '-')) == NULL) {
2557 wpa_printf(MSG_INFO, "Wrong BSS range "
2558 "format");
2559 return 0;
2560 }
2561
2562 id1 = atoi(cmd + 6);
2563 bss = wpa_bss_get_id(wpa_s, id1);
2564 id2 = atoi(ctmp + 1);
2565 if (id2 == 0)
2566 bsslast = dl_list_last(&wpa_s->bss_id,
2567 struct wpa_bss,
2568 list_id);
2569 else {
2570 bsslast = wpa_bss_get_id(wpa_s, id2);
2571 if (bsslast == NULL && bss && id2 > id1) {
2572 struct wpa_bss *tmp = bss;
2573 for (;;) {
2574 next = tmp->list_id.next;
2575 if (next == &wpa_s->bss_id)
2576 break;
2577 tmp = dl_list_entry(
2578 next, struct wpa_bss,
2579 list_id);
2580 if (tmp->id > id2)
2581 break;
2582 bsslast = tmp;
2583 }
2584 }
2585 }
2586 }
2587 } else if (os_strcmp(cmd, "FIRST") == 0)
2588 bss = dl_list_first(&wpa_s->bss_id, struct wpa_bss, list_id);
2589 else if (os_strncmp(cmd, "ID-", 3) == 0) {
2590 i = atoi(cmd + 3);
2591 bss = wpa_bss_get_id(wpa_s, i);
2592 } else if (os_strncmp(cmd, "NEXT-", 5) == 0) {
2593 i = atoi(cmd + 5);
2594 bss = wpa_bss_get_id(wpa_s, i);
2595 if (bss) {
2596 next = bss->list_id.next;
2597 if (next == &wpa_s->bss_id)
2598 bss = NULL;
2599 else
2600 bss = dl_list_entry(next, struct wpa_bss,
2601 list_id);
2602 }
2603 #ifdef CONFIG_P2P
2604 } else if (os_strncmp(cmd, "p2p_dev_addr=", 13) == 0) {
2605 if (hwaddr_aton(cmd + 13, bssid) == 0)
2606 bss = wpa_bss_get_p2p_dev_addr(wpa_s, bssid);
2607 else
2608 bss = NULL;
2609 #endif /* CONFIG_P2P */
2610 } else if (hwaddr_aton(cmd, bssid) == 0)
2611 bss = wpa_bss_get_bssid(wpa_s, bssid);
2612 else {
2613 struct wpa_bss *tmp;
2614 i = atoi(cmd);
2615 bss = NULL;
2616 dl_list_for_each(tmp, &wpa_s->bss_id, struct wpa_bss, list_id)
2617 {
2618 if (i-- == 0) {
2619 bss = tmp;
2620 break;
2621 }
2622 }
2623 }
2624
2625 if ((ctmp = os_strstr(cmd, "MASK=")) != NULL) {
2626 mask = strtoul(ctmp + 5, NULL, 0x10);
2627 if (mask == 0)
2628 mask = WPA_BSS_MASK_ALL;
2629 }
2630
2631 if (bss == NULL)
2632 return 0;
2633
2634 if (bsslast == NULL)
2635 bsslast = bss;
2636 do {
2637 len = print_bss_info(wpa_s, bss, mask, buf, buflen);
2638 ret += len;
2639 buf += len;
2640 buflen -= len;
2641 if (bss == bsslast)
2642 break;
2643 next = bss->list_id.next;
2644 if (next == &wpa_s->bss_id)
2645 break;
2646 bss = dl_list_entry(next, struct wpa_bss, list_id);
2647 } while (bss && len);
2648
2649 return ret;
2650 }
2651
2652
2653 static int wpa_supplicant_ctrl_iface_ap_scan(
2654 struct wpa_supplicant *wpa_s, char *cmd)
2655 {
2656 int ap_scan = atoi(cmd);
2657 return wpa_supplicant_set_ap_scan(wpa_s, ap_scan);
2658 }
2659
2660
2661 static int wpa_supplicant_ctrl_iface_scan_interval(
2662 struct wpa_supplicant *wpa_s, char *cmd)
2663 {
2664 int scan_int = atoi(cmd);
2665 return wpa_supplicant_set_scan_interval(wpa_s, scan_int);
2666 }
2667
2668
2669 static int wpa_supplicant_ctrl_iface_bss_expire_age(
2670 struct wpa_supplicant *wpa_s, char *cmd)
2671 {
2672 int expire_age = atoi(cmd);
2673 return wpa_supplicant_set_bss_expiration_age(wpa_s, expire_age);
2674 }
2675
2676
2677 static int wpa_supplicant_ctrl_iface_bss_expire_count(
2678 struct wpa_supplicant *wpa_s, char *cmd)
2679 {
2680 int expire_count = atoi(cmd);
2681 return wpa_supplicant_set_bss_expiration_count(wpa_s, expire_count);
2682 }
2683
2684
2685 static void wpa_supplicant_ctrl_iface_drop_sa(struct wpa_supplicant *wpa_s)
2686 {
2687 wpa_printf(MSG_DEBUG, "Dropping SA without deauthentication");
2688 /* MLME-DELETEKEYS.request */
2689 wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 0, 0, NULL, 0, NULL, 0);
2690 wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 1, 0, NULL, 0, NULL, 0);
2691 wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 2, 0, NULL, 0, NULL, 0);
2692 wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 3, 0, NULL, 0, NULL, 0);
2693 #ifdef CONFIG_IEEE80211W
2694 wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 4, 0, NULL, 0, NULL, 0);
2695 wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 5, 0, NULL, 0, NULL, 0);
2696 #endif /* CONFIG_IEEE80211W */
2697
2698 wpa_drv_set_key(wpa_s, WPA_ALG_NONE, wpa_s->bssid, 0, 0, NULL, 0, NULL,
2699 0);
2700 /* MLME-SETPROTECTION.request(None) */
2701 wpa_drv_mlme_setprotection(wpa_s, wpa_s->bssid,
2702 MLME_SETPROTECTION_PROTECT_TYPE_NONE,
2703 MLME_SETPROTECTION_KEY_TYPE_PAIRWISE);
2704 wpa_sm_drop_sa(wpa_s->wpa);
2705 }
2706
2707
2708 static int wpa_supplicant_ctrl_iface_roam(struct wpa_supplicant *wpa_s,
2709 char *addr)
2710 {
2711 #ifdef CONFIG_NO_SCAN_PROCESSING
2712 return -1;
2713 #else /* CONFIG_NO_SCAN_PROCESSING */
2714 u8 bssid[ETH_ALEN];
2715 struct wpa_bss *bss;
2716 struct wpa_ssid *ssid = wpa_s->current_ssid;
2717
2718 if (hwaddr_aton(addr, bssid)) {
2719 wpa_printf(MSG_DEBUG, "CTRL_IFACE ROAM: invalid "
2720 "address '%s'", addr);
2721 return -1;
2722 }
2723
2724 wpa_printf(MSG_DEBUG, "CTRL_IFACE ROAM " MACSTR, MAC2STR(bssid));
2725
2726 bss = wpa_bss_get_bssid(wpa_s, bssid);
2727 if (!bss) {
2728 wpa_printf(MSG_DEBUG, "CTRL_IFACE ROAM: Target AP not found "
2729 "from BSS table");
2730 return -1;
2731 }
2732
2733 /*
2734 * TODO: Find best network configuration block from configuration to
2735 * allow roaming to other networks
2736 */
2737
2738 if (!ssid) {
2739 wpa_printf(MSG_DEBUG, "CTRL_IFACE ROAM: No network "
2740 "configuration known for the target AP");
2741 return -1;
2742 }
2743
2744 wpa_s->reassociate = 1;
2745 wpa_supplicant_connect(wpa_s, bss, ssid);
2746
2747 return 0;
2748 #endif /* CONFIG_NO_SCAN_PROCESSING */
2749 }
2750
2751
2752 #ifdef CONFIG_P2P
2753 static int p2p_ctrl_find(struct wpa_supplicant *wpa_s, char *cmd)
2754 {
2755 unsigned int timeout = atoi(cmd);
2756 enum p2p_discovery_type type = P2P_FIND_START_WITH_FULL;
2757 u8 dev_id[ETH_ALEN], *_dev_id = NULL;
2758 char *pos;
2759
2760 if (os_strstr(cmd, "type=social"))
2761 type = P2P_FIND_ONLY_SOCIAL;
2762 else if (os_strstr(cmd, "type=progressive"))
2763 type = P2P_FIND_PROGRESSIVE;
2764
2765 pos = os_strstr(cmd, "dev_id=");
2766 if (pos) {
2767 pos += 7;
2768 if (hwaddr_aton(pos, dev_id))
2769 return -1;
2770 _dev_id = dev_id;
2771 }
2772
2773 return wpas_p2p_find(wpa_s, timeout, type, 0, NULL, _dev_id);
2774 }
2775
2776
2777 static int p2p_ctrl_connect(struct wpa_supplicant *wpa_s, char *cmd,
2778 char *buf, size_t buflen)
2779 {
2780 u8 addr[ETH_ALEN];
2781 char *pos, *pos2;
2782 char *pin = NULL;
2783 enum p2p_wps_method wps_method;
2784 int new_pin;
2785 int ret;
2786 int persistent_group, persistent_id = -1;
2787 int join;
2788 int auth;
2789 int automatic;
2790 int go_intent = -1;
2791 int freq = 0;
2792
2793 /* <addr> <"pbc" | "pin" | PIN> [label|display|keypad]
2794 * [persistent|persistent=<network id>]
2795 * [join] [auth] [go_intent=<0..15>] [freq=<in MHz>] */
2796
2797 if (hwaddr_aton(cmd, addr))
2798 return -1;
2799
2800 pos = cmd + 17;
2801 if (*pos != ' ')
2802 return -1;
2803 pos++;
2804
2805 persistent_group = os_strstr(pos, " persistent") != NULL;
2806 pos2 = os_strstr(pos, " persistent=");
2807 if (pos2) {
2808 struct wpa_ssid *ssid;
2809 persistent_id = atoi(pos2 + 12);
2810 ssid = wpa_config_get_network(wpa_s->conf, persistent_id);
2811 if (ssid == NULL || ssid->disabled != 2 ||
2812 ssid->mode != WPAS_MODE_P2P_GO) {
2813 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
2814 "SSID id=%d for persistent P2P group (GO)",
2815 persistent_id);
2816 return -1;
2817 }
2818 }
2819 join = os_strstr(pos, " join") != NULL;
2820 auth = os_strstr(pos, " auth") != NULL;
2821 automatic = os_strstr(pos, " auto") != NULL;
2822
2823 pos2 = os_strstr(pos, " go_intent=");
2824 if (pos2) {
2825 pos2 += 11;
2826 go_intent = atoi(pos2);
2827 if (go_intent < 0 || go_intent > 15)
2828 return -1;
2829 }
2830
2831 pos2 = os_strstr(pos, " freq=");
2832 if (pos2) {
2833 pos2 += 6;
2834 freq = atoi(pos2);
2835 if (freq <= 0)
2836 return -1;
2837 }
2838
2839 if (os_strncmp(pos, "pin", 3) == 0) {
2840 /* Request random PIN (to be displayed) and enable the PIN */
2841 wps_method = WPS_PIN_DISPLAY;
2842 } else if (os_strncmp(pos, "pbc", 3) == 0) {
2843 wps_method = WPS_PBC;
2844 } else {
2845 pin = pos;
2846 pos = os_strchr(pin, ' ');
2847 wps_method = WPS_PIN_KEYPAD;
2848 if (pos) {
2849 *pos++ = '\0';
2850 if (os_strncmp(pos, "display", 7) == 0)
2851 wps_method = WPS_PIN_DISPLAY;
2852 }
2853 }
2854
2855 new_pin = wpas_p2p_connect(wpa_s, addr, pin, wps_method,
2856 persistent_group, automatic, join,
2857 auth, go_intent, freq, persistent_id);
2858 if (new_pin == -2) {
2859 os_memcpy(buf, "FAIL-CHANNEL-UNAVAILABLE\n", 25);
2860 return 25;
2861 }
2862 if (new_pin == -3) {
2863 os_memcpy(buf, "FAIL-CHANNEL-UNSUPPORTED\n", 25);
2864 return 25;
2865 }
2866 if (new_pin < 0)
2867 return -1;
2868 if (wps_method == WPS_PIN_DISPLAY && pin == NULL) {
2869 ret = os_snprintf(buf, buflen, "%08d", new_pin);
2870 if (ret < 0 || (size_t) ret >= buflen)
2871 return -1;
2872 return ret;
2873 }
2874
2875 os_memcpy(buf, "OK\n", 3);
2876 return 3;
2877 }
2878
2879
2880 static int p2p_ctrl_listen(struct wpa_supplicant *wpa_s, char *cmd)
2881 {
2882 unsigned int timeout = atoi(cmd);
2883 return wpas_p2p_listen(wpa_s, timeout);
2884 }
2885
2886
2887 static int p2p_ctrl_prov_disc(struct wpa_supplicant *wpa_s, char *cmd)
2888 {
2889 u8 addr[ETH_ALEN];
2890 char *pos;
2891 enum wpas_p2p_prov_disc_use use = WPAS_P2P_PD_FOR_GO_NEG;
2892
2893 /* <addr> <config method> [join|auto] */
2894
2895 if (hwaddr_aton(cmd, addr))
2896 return -1;
2897
2898 pos = cmd + 17;
2899 if (*pos != ' ')
2900 return -1;
2901 pos++;
2902
2903 if (os_strstr(pos, " join") != NULL)
2904 use = WPAS_P2P_PD_FOR_JOIN;
2905 else if (os_strstr(pos, " auto") != NULL)
2906 use = WPAS_P2P_PD_AUTO;
2907
2908 return wpas_p2p_prov_disc(wpa_s, addr, pos, use);
2909 }
2910
2911
2912 static int p2p_get_passphrase(struct wpa_supplicant *wpa_s, char *buf,
2913 size_t buflen)
2914 {
2915 struct wpa_ssid *ssid = wpa_s->current_ssid;
2916
2917 if (ssid == NULL || ssid->mode != WPAS_MODE_P2P_GO ||
2918 ssid->passphrase == NULL)
2919 return -1;
2920
2921 os_strlcpy(buf, ssid->passphrase, buflen);
2922 return os_strlen(buf);
2923 }
2924
2925
2926 static int p2p_ctrl_serv_disc_req(struct wpa_supplicant *wpa_s, char *cmd,
2927 char *buf, size_t buflen)
2928 {
2929 u64 ref;
2930 int res;
2931 u8 dst_buf[ETH_ALEN], *dst;
2932 struct wpabuf *tlvs;
2933 char *pos;
2934 size_t len;
2935
2936 if (hwaddr_aton(cmd, dst_buf))
2937 return -1;
2938 dst = dst_buf;
2939 if (dst[0] == 0 && dst[1] == 0 && dst[2] == 0 &&
2940 dst[3] == 0 && dst[4] == 0 && dst[5] == 0)
2941 dst = NULL;
2942 pos = cmd + 17;
2943 if (*pos != ' ')
2944 return -1;
2945 pos++;
2946
2947 if (os_strncmp(pos, "upnp ", 5) == 0) {
2948 u8 version;
2949 pos += 5;
2950 if (hexstr2bin(pos, &version, 1) < 0)
2951 return -1;
2952 pos += 2;
2953 if (*pos != ' ')
2954 return -1;
2955 pos++;
2956 ref = wpas_p2p_sd_request_upnp(wpa_s, dst, version, pos);
2957 } else {
2958 len = os_strlen(pos);
2959 if (len & 1)
2960 return -1;
2961 len /= 2;
2962 tlvs = wpabuf_alloc(len);
2963 if (tlvs == NULL)
2964 return -1;
2965 if (hexstr2bin(pos, wpabuf_put(tlvs, len), len) < 0) {
2966 wpabuf_free(tlvs);
2967 return -1;
2968 }
2969
2970 ref = wpas_p2p_sd_request(wpa_s, dst, tlvs);
2971 wpabuf_free(tlvs);
2972 }
2973 if (ref == 0)
2974 return -1;
2975 res = os_snprintf(buf, buflen, "%llx", (long long unsigned) ref);
2976 if (res < 0 || (unsigned) res >= buflen)
2977 return -1;
2978 return res;
2979 }
2980
2981
2982 static int p2p_ctrl_serv_disc_cancel_req(struct wpa_supplicant *wpa_s,
2983 char *cmd)
2984 {
2985 long long unsigned val;
2986 u64 req;
2987 if (sscanf(cmd, "%llx", &val) != 1)
2988 return -1;
2989 req = val;
2990 return wpas_p2p_sd_cancel_request(wpa_s, req);
2991 }
2992
2993
2994 static int p2p_ctrl_serv_disc_resp(struct wpa_supplicant *wpa_s, char *cmd)
2995 {
2996 int freq;
2997 u8 dst[ETH_ALEN];
2998 u8 dialog_token;
2999 struct wpabuf *resp_tlvs;
3000 char *pos, *pos2;
3001 size_t len;
3002
3003 pos = os_strchr(cmd, ' ');
3004 if (pos == NULL)
3005 return -1;
3006 *pos++ = '\0';
3007 freq = atoi(cmd);
3008 if (freq == 0)
3009 return -1;
3010
3011 if (hwaddr_aton(pos, dst))
3012 return -1;
3013 pos += 17;
3014 if (*pos != ' ')
3015 return -1;
3016 pos++;
3017
3018 pos2 = os_strchr(pos, ' ');
3019 if (pos2 == NULL)
3020 return -1;
3021 *pos2++ = '\0';
3022 dialog_token = atoi(pos);
3023
3024 len = os_strlen(pos2);
3025 if (len & 1)
3026 return -1;
3027 len /= 2;
3028 resp_tlvs = wpabuf_alloc(len);
3029 if (resp_tlvs == NULL)
3030 return -1;
3031 if (hexstr2bin(pos2, wpabuf_put(resp_tlvs, len), len) < 0) {
3032 wpabuf_free(resp_tlvs);
3033 return -1;
3034 }
3035
3036 wpas_p2p_sd_response(wpa_s, freq, dst, dialog_token, resp_tlvs);
3037 wpabuf_free(resp_tlvs);
3038 return 0;
3039 }
3040
3041
3042 static int p2p_ctrl_serv_disc_external(struct wpa_supplicant *wpa_s,
3043 char *cmd)
3044 {
3045 if (os_strcmp(cmd, "0") && os_strcmp(cmd, "1"))
3046 return -1;
3047 wpa_s->p2p_sd_over_ctrl_iface = atoi(cmd);
3048 return 0;
3049 }
3050
3051
3052 static int p2p_ctrl_service_add_bonjour(struct wpa_supplicant *wpa_s,
3053 char *cmd)
3054 {
3055 char *pos;
3056 size_t len;
3057 struct wpabuf *query, *resp;
3058
3059 pos = os_strchr(cmd, ' ');
3060 if (pos == NULL)
3061 return -1;
3062 *pos++ = '\0';
3063
3064 len = os_strlen(cmd);
3065 if (len & 1)
3066 return -1;
3067 len /= 2;
3068 query = wpabuf_alloc(len);
3069 if (query == NULL)
3070 return -1;
3071 if (hexstr2bin(cmd, wpabuf_put(query, len), len) < 0) {
3072 wpabuf_free(query);
3073 return -1;
3074 }
3075
3076 len = os_strlen(pos);
3077 if (len & 1) {
3078 wpabuf_free(query);
3079 return -1;
3080 }
3081 len /= 2;
3082 resp = wpabuf_alloc(len);
3083 if (resp == NULL) {
3084 wpabuf_free(query);
3085 return -1;
3086 }
3087 if (hexstr2bin(pos, wpabuf_put(resp, len), len) < 0) {
3088 wpabuf_free(query);
3089 wpabuf_free(resp);
3090 return -1;
3091 }
3092
3093 if (wpas_p2p_service_add_bonjour(wpa_s, query, resp) < 0) {
3094 wpabuf_free(query);
3095 wpabuf_free(resp);
3096 return -1;
3097 }
3098 return 0;
3099 }
3100
3101
3102 static int p2p_ctrl_service_add_upnp(struct wpa_supplicant *wpa_s, char *cmd)
3103 {
3104 char *pos;
3105 u8 version;
3106
3107 pos = os_strchr(cmd, ' ');
3108 if (pos == NULL)
3109 return -1;
3110 *pos++ = '\0';
3111
3112 if (hexstr2bin(cmd, &version, 1) < 0)
3113 return -1;
3114
3115 return wpas_p2p_service_add_upnp(wpa_s, version, pos);
3116 }
3117
3118
3119 static int p2p_ctrl_service_add(struct wpa_supplicant *wpa_s, char *cmd)
3120 {
3121 char *pos;
3122
3123 pos = os_strchr(cmd, ' ');
3124 if (pos == NULL)
3125 return -1;
3126 *pos++ = '\0';
3127
3128 if (os_strcmp(cmd, "bonjour") == 0)
3129 return p2p_ctrl_service_add_bonjour(wpa_s, pos);
3130 if (os_strcmp(cmd, "upnp") == 0)
3131 return p2p_ctrl_service_add_upnp(wpa_s, pos);
3132 wpa_printf(MSG_DEBUG, "Unknown service '%s'", cmd);
3133 return -1;
3134 }
3135
3136
3137 static int p2p_ctrl_service_del_bonjour(struct wpa_supplicant *wpa_s,
3138 char *cmd)
3139 {
3140 size_t len;
3141 struct wpabuf *query;
3142 int ret;
3143
3144 len = os_strlen(cmd);
3145 if (len & 1)
3146 return -1;
3147 len /= 2;
3148 query = wpabuf_alloc(len);
3149 if (query == NULL)
3150 return -1;
3151 if (hexstr2bin(cmd, wpabuf_put(query, len), len) < 0) {
3152 wpabuf_free(query);
3153 return -1;
3154 }
3155
3156 ret = wpas_p2p_service_del_bonjour(wpa_s, query);
3157 wpabuf_free(query);
3158 return ret;
3159 }
3160
3161
3162 static int p2p_ctrl_service_del_upnp(struct wpa_supplicant *wpa_s, char *cmd)
3163 {
3164 char *pos;
3165 u8 version;
3166
3167 pos = os_strchr(cmd, ' ');
3168 if (pos == NULL)
3169 return -1;
3170 *pos++ = '\0';
3171
3172 if (hexstr2bin(cmd, &version, 1) < 0)
3173 return -1;
3174
3175 return wpas_p2p_service_del_upnp(wpa_s, version, pos);
3176 }
3177
3178
3179 static int p2p_ctrl_service_del(struct wpa_supplicant *wpa_s, char *cmd)
3180 {
3181 char *pos;
3182
3183 pos = os_strchr(cmd, ' ');
3184 if (pos == NULL)
3185 return -1;
3186 *pos++ = '\0';
3187
3188 if (os_strcmp(cmd, "bonjour") == 0)
3189 return p2p_ctrl_service_del_bonjour(wpa_s, pos);
3190 if (os_strcmp(cmd, "upnp") == 0)
3191 return p2p_ctrl_service_del_upnp(wpa_s, pos);
3192 wpa_printf(MSG_DEBUG, "Unknown service '%s'", cmd);
3193 return -1;
3194 }
3195
3196
3197 static int p2p_ctrl_reject(struct wpa_supplicant *wpa_s, char *cmd)
3198 {
3199 u8 addr[ETH_ALEN];
3200
3201 /* <addr> */
3202
3203 if (hwaddr_aton(cmd, addr))
3204 return -1;
3205
3206 return wpas_p2p_reject(wpa_s, addr);
3207 }
3208
3209
3210 static int p2p_ctrl_invite_persistent(struct wpa_supplicant *wpa_s, char *cmd)
3211 {
3212 char *pos;
3213 int id;
3214 struct wpa_ssid *ssid;
3215 u8 peer[ETH_ALEN];
3216
3217 id = atoi(cmd);
3218 pos = os_strstr(cmd, " peer=");
3219 if (pos) {
3220 pos += 6;
3221 if (hwaddr_aton(pos, peer))
3222 return -1;
3223 }
3224 ssid = wpa_config_get_network(wpa_s->conf, id);
3225 if (ssid == NULL || ssid->disabled != 2) {
3226 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find SSID id=%d "
3227 "for persistent P2P group",
3228 id);
3229 return -1;
3230 }
3231
3232 return wpas_p2p_invite(wpa_s, pos ? peer : NULL, ssid, NULL);
3233 }
3234
3235
3236 static int p2p_ctrl_invite_group(struct wpa_supplicant *wpa_s, char *cmd)
3237 {
3238 char *pos;
3239 u8 peer[ETH_ALEN], go_dev_addr[ETH_ALEN], *go_dev = NULL;
3240
3241 pos = os_strstr(cmd, " peer=");
3242 if (!pos)
3243 return -1;
3244
3245 *pos = '\0';
3246 pos += 6;
3247 if (hwaddr_aton(pos, peer)) {
3248 wpa_printf(MSG_DEBUG, "P2P: Invalid MAC address '%s'", pos);
3249 return -1;
3250 }
3251
3252 pos = os_strstr(pos, " go_dev_addr=");
3253 if (pos) {
3254 pos += 13;
3255 if (hwaddr_aton(pos, go_dev_addr)) {
3256 wpa_printf(MSG_DEBUG, "P2P: Invalid MAC address '%s'",
3257 pos);
3258 return -1;
3259 }
3260 go_dev = go_dev_addr;
3261 }
3262
3263 return wpas_p2p_invite_group(wpa_s, cmd, peer, go_dev);
3264 }
3265
3266
3267 static int p2p_ctrl_invite(struct wpa_supplicant *wpa_s, char *cmd)
3268 {
3269 if (os_strncmp(cmd, "persistent=", 11) == 0)
3270 return p2p_ctrl_invite_persistent(wpa_s, cmd + 11);
3271 if (os_strncmp(cmd, "group=", 6) == 0)
3272 return p2p_ctrl_invite_group(wpa_s, cmd + 6);
3273
3274 return -1;
3275 }
3276
3277
3278 static int p2p_ctrl_group_add_persistent(struct wpa_supplicant *wpa_s,
3279 char *cmd, int freq)
3280 {
3281 int id;
3282 struct wpa_ssid *ssid;
3283
3284 id = atoi(cmd);
3285 ssid = wpa_config_get_network(wpa_s->conf, id);
3286 if (ssid == NULL || ssid->disabled != 2) {
3287 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find SSID id=%d "
3288 "for persistent P2P group",
3289 id);
3290 return -1;
3291 }
3292
3293 return wpas_p2p_group_add_persistent(wpa_s, ssid, 0, freq);
3294 }
3295
3296
3297 static int p2p_ctrl_group_add(struct wpa_supplicant *wpa_s, char *cmd)
3298 {
3299 int freq = 0;
3300 char *pos;
3301
3302 pos = os_strstr(cmd, "freq=");
3303 if (pos)
3304 freq = atoi(pos + 5);
3305
3306 if (os_strncmp(cmd, "persistent=", 11) == 0)
3307 return p2p_ctrl_group_add_persistent(wpa_s, cmd + 11, freq);
3308 if (os_strcmp(cmd, "persistent") == 0 ||
3309 os_strncmp(cmd, "persistent ", 11) == 0)
3310 return wpas_p2p_group_add(wpa_s, 1, freq);
3311 if (os_strncmp(cmd, "freq=", 5) == 0)
3312 return wpas_p2p_group_add(wpa_s, 0, freq);
3313
3314 wpa_printf(MSG_DEBUG, "CTRL: Invalid P2P_GROUP_ADD parameters '%s'",
3315 cmd);
3316 return -1;
3317 }
3318
3319
3320 static int p2p_ctrl_peer(struct wpa_supplicant *wpa_s, char *cmd,
3321 char *buf, size_t buflen)
3322 {
3323 u8 addr[ETH_ALEN], *addr_ptr;
3324 int next, res;
3325 const struct p2p_peer_info *info;
3326 char *pos, *end;
3327 char devtype[WPS_DEV_TYPE_BUFSIZE];
3328 struct wpa_ssid *ssid;
3329
3330 if (!wpa_s->global->p2p)
3331 return -1;
3332
3333 if (os_strcmp(cmd, "FIRST") == 0) {
3334 addr_ptr = NULL;
3335 next = 0;
3336 } else if (os_strncmp(cmd, "NEXT-", 5) == 0) {
3337 if (hwaddr_aton(cmd + 5, addr) < 0)
3338 return -1;
3339 addr_ptr = addr;
3340 next = 1;
3341 } else {
3342 if (hwaddr_aton(cmd, addr) < 0)
3343 return -1;
3344 addr_ptr = addr;
3345 next = 0;
3346 }
3347
3348 info = p2p_get_peer_info(wpa_s->global->p2p, addr_ptr, next);
3349 if (info == NULL)
3350 return -1;
3351
3352 pos = buf;
3353 end = buf + buflen;
3354
3355 res = os_snprintf(pos, end - pos, MACSTR "\n"
3356 "pri_dev_type=%s\n"
3357 "device_name=%s\n"
3358 "manufacturer=%s\n"
3359 "model_name=%s\n"
3360 "model_number=%s\n"
3361 "serial_number=%s\n"
3362 "config_methods=0x%x\n"
3363 "dev_capab=0x%x\n"
3364 "group_capab=0x%x\n"
3365 "level=%d\n",
3366 MAC2STR(info->p2p_device_addr),
3367 wps_dev_type_bin2str(info->pri_dev_type,
3368 devtype, sizeof(devtype)),
3369 info->device_name,
3370 info->manufacturer,
3371 info->model_name,
3372 info->model_number,
3373 info->serial_number,
3374 info->config_methods,
3375 info->dev_capab,
3376 info->group_capab,
3377 info->level);
3378 if (res < 0 || res >= end - pos)
3379 return pos - buf;
3380 pos += res;
3381
3382 ssid = wpas_p2p_get_persistent(wpa_s, info->p2p_device_addr, NULL, 0);
3383 if (ssid) {
3384 res = os_snprintf(pos, end - pos, "persistent=%d\n", ssid->id);
3385 if (res < 0 || res >= end - pos)
3386 return pos - buf;
3387 pos += res;
3388 }
3389
3390 res = p2p_get_peer_info_txt(info, pos, end - pos);
3391 if (res < 0)
3392 return pos - buf;
3393 pos += res;
3394
3395 return pos - buf;
3396 }
3397
3398
3399 static int p2p_ctrl_disallow_freq(struct wpa_supplicant *wpa_s,
3400 const char *param)
3401 {
3402 struct wpa_freq_range *freq = NULL, *n;
3403 unsigned int count = 0, i;
3404 const char *pos, *pos2, *pos3;
3405
3406 if (wpa_s->global->p2p == NULL)
3407 return -1;
3408
3409 /*
3410 * param includes comma separated frequency range.
3411 * For example: 2412-2432,2462,5000-6000
3412 */
3413 pos = param;
3414 while (pos && pos[0]) {
3415 n = os_realloc(freq,
3416 (count + 1) * sizeof(struct wpa_freq_range));
3417 if (n == NULL) {
3418 os_free(freq);
3419 return -1;
3420 }
3421 freq = n;
3422 freq[count].min = atoi(pos);
3423 pos2 = os_strchr(pos, '-');
3424 pos3 = os_strchr(pos, ',');
3425 if (pos2 && (!pos3 || pos2 < pos3)) {
3426 pos2++;
3427 freq[count].max = atoi(pos2);
3428 } else
3429 freq[count].max = freq[count].min;
3430 pos = pos3;
3431 if (pos)
3432 pos++;
3433 count++;
3434 }
3435
3436 for (i = 0; i < count; i++) {
3437 wpa_printf(MSG_DEBUG, "P2P: Disallowed frequency range %u-%u",
3438 freq[i].min, freq[i].max);
3439 }
3440
3441 os_free(wpa_s->global->p2p_disallow_freq);
3442 wpa_s->global->p2p_disallow_freq = freq;
3443 wpa_s->global->num_p2p_disallow_freq = count;
3444 wpas_p2p_update_channel_list(wpa_s);
3445 return 0;
3446 }
3447
3448
3449 static int p2p_ctrl_set(struct wpa_supplicant *wpa_s, char *cmd)
3450 {
3451 char *param;
3452
3453 if (wpa_s->global->p2p == NULL)
3454 return -1;
3455
3456 param = os_strchr(cmd, ' ');
3457 if (param == NULL)
3458 return -1;
3459 *param++ = '\0';
3460
3461 if (os_strcmp(cmd, "discoverability") == 0) {
3462 p2p_set_client_discoverability(wpa_s->global->p2p,
3463 atoi(param));
3464 return 0;
3465 }
3466
3467 if (os_strcmp(cmd, "managed") == 0) {
3468 p2p_set_managed_oper(wpa_s->global->p2p, atoi(param));
3469 return 0;
3470 }
3471
3472 if (os_strcmp(cmd, "listen_channel") == 0) {
3473 return p2p_set_listen_channel(wpa_s->global->p2p, 81,
3474 atoi(param));
3475 }
3476
3477 if (os_strcmp(cmd, "ssid_postfix") == 0) {
3478 return p2p_set_ssid_postfix(wpa_s->global->p2p, (u8 *) param,
3479 os_strlen(param));
3480 }
3481
3482 if (os_strcmp(cmd, "noa") == 0) {
3483 char *pos;
3484 int count, start, duration;
3485 /* GO NoA parameters: count,start_offset(ms),duration(ms) */
3486 count = atoi(param);
3487 pos = os_strchr(param, ',');
3488 if (pos == NULL)
3489 return -1;
3490 pos++;
3491 start = atoi(pos);
3492 pos = os_strchr(pos, ',');
3493 if (pos == NULL)
3494 return -1;
3495 pos++;
3496 duration = atoi(pos);
3497 if (count < 0 || count > 255 || start < 0 || duration < 0)
3498 return -1;
3499 if (count == 0 && duration > 0)
3500 return -1;
3501 wpa_printf(MSG_DEBUG, "CTRL_IFACE: P2P_SET GO NoA: count=%d "
3502 "start=%d duration=%d", count, start, duration);
3503 return wpas_p2p_set_noa(wpa_s, count, start, duration);
3504 }
3505
3506 if (os_strcmp(cmd, "ps") == 0)
3507 return wpa_drv_set_p2p_powersave(wpa_s, atoi(param), -1, -1);
3508
3509 if (os_strcmp(cmd, "oppps") == 0)
3510 return wpa_drv_set_p2p_powersave(wpa_s, -1, atoi(param), -1);
3511
3512 if (os_strcmp(cmd, "ctwindow") == 0)
3513 return wpa_drv_set_p2p_powersave(wpa_s, -1, -1, atoi(param));
3514
3515 if (os_strcmp(cmd, "disabled") == 0) {
3516 wpa_s->global->p2p_disabled = atoi(param);
3517 wpa_printf(MSG_DEBUG, "P2P functionality %s",
3518 wpa_s->global->p2p_disabled ?
3519 "disabled" : "enabled");
3520 if (wpa_s->global->p2p_disabled) {
3521 wpas_p2p_stop_find(wpa_s);
3522 os_memset(wpa_s->p2p_auth_invite, 0, ETH_ALEN);
3523 p2p_flush(wpa_s->global->p2p);
3524 }
3525 return 0;
3526 }
3527
3528 if (os_strcmp(cmd, "force_long_sd") == 0) {
3529 wpa_s->force_long_sd = atoi(param);
3530 return 0;
3531 }
3532
3533 if (os_strcmp(cmd, "peer_filter") == 0) {
3534 u8 addr[ETH_ALEN];
3535 if (hwaddr_aton(param, addr))
3536 return -1;
3537 p2p_set_peer_filter(wpa_s->global->p2p, addr);
3538 return 0;
3539 }
3540
3541 if (os_strcmp(cmd, "cross_connect") == 0)
3542 return wpas_p2p_set_cross_connect(wpa_s, atoi(param));
3543
3544 if (os_strcmp(cmd, "go_apsd") == 0) {
3545 if (os_strcmp(param, "disable") == 0)
3546 wpa_s->set_ap_uapsd = 0;
3547 else {
3548 wpa_s->set_ap_uapsd = 1;
3549 wpa_s->ap_uapsd = atoi(param);
3550 }
3551 return 0;
3552 }
3553
3554 if (os_strcmp(cmd, "client_apsd") == 0) {
3555 if (os_strcmp(param, "disable") == 0)
3556 wpa_s->set_sta_uapsd = 0;
3557 else {
3558 int be, bk, vi, vo;
3559 char *pos;
3560 /* format: BE,BK,VI,VO;max SP Length */
3561 be = atoi(param);
3562 pos = os_strchr(param, ',');
3563 if (pos == NULL)
3564 return -1;
3565 pos++;
3566 bk = atoi(pos);
3567 pos = os_strchr(pos, ',');
3568 if (pos == NULL)
3569 return -1;
3570 pos++;
3571 vi = atoi(pos);
3572 pos = os_strchr(pos, ',');
3573 if (pos == NULL)
3574 return -1;
3575 pos++;
3576 vo = atoi(pos);
3577 /* ignore max SP Length for now */
3578
3579 wpa_s->set_sta_uapsd = 1;
3580 wpa_s->sta_uapsd = 0;
3581 if (be)
3582 wpa_s->sta_uapsd |= BIT(0);
3583 if (bk)
3584 wpa_s->sta_uapsd |= BIT(1);
3585 if (vi)
3586 wpa_s->sta_uapsd |= BIT(2);
3587 if (vo)
3588 wpa_s->sta_uapsd |= BIT(3);
3589 }
3590 return 0;
3591 }
3592
3593 if (os_strcmp(cmd, "disallow_freq") == 0)
3594 return p2p_ctrl_disallow_freq(wpa_s, param);
3595
3596 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Unknown P2P_SET field value '%s'",
3597 cmd);
3598
3599 return -1;
3600 }
3601
3602
3603 static int p2p_ctrl_presence_req(struct wpa_supplicant *wpa_s, char *cmd)
3604 {
3605 char *pos, *pos2;
3606 unsigned int dur1 = 0, int1 = 0, dur2 = 0, int2 = 0;
3607
3608 if (cmd[0]) {
3609 pos = os_strchr(cmd, ' ');
3610 if (pos == NULL)
3611 return -1;
3612 *pos++ = '\0';
3613 dur1 = atoi(cmd);
3614
3615 pos2 = os_strchr(pos, ' ');
3616 if (pos2)
3617 *pos2++ = '\0';
3618 int1 = atoi(pos);
3619 } else
3620 pos2 = NULL;
3621
3622 if (pos2) {
3623 pos = os_strchr(pos2, ' ');
3624 if (pos == NULL)
3625 return -1;
3626 *pos++ = '\0';
3627 dur2 = atoi(pos2);
3628 int2 = atoi(pos);
3629 }
3630
3631 return wpas_p2p_presence_req(wpa_s, dur1, int1, dur2, int2);
3632 }
3633
3634
3635 static int p2p_ctrl_ext_listen(struct wpa_supplicant *wpa_s, char *cmd)
3636 {
3637 char *pos;
3638 unsigned int period = 0, interval = 0;
3639
3640 if (cmd[0]) {
3641 pos = os_strchr(cmd, ' ');
3642 if (pos == NULL)
3643 return -1;
3644 *pos++ = '\0';
3645 period = atoi(cmd);
3646 interval = atoi(pos);
3647 }
3648
3649 return wpas_p2p_ext_listen(wpa_s, period, interval);
3650 }
3651
3652 #endif /* CONFIG_P2P */
3653
3654
3655 #ifdef CONFIG_INTERWORKING
3656 static int ctrl_interworking_connect(struct wpa_supplicant *wpa_s, char *dst)
3657 {
3658 u8 bssid[ETH_ALEN];
3659 struct wpa_bss *bss;
3660
3661 if (hwaddr_aton(dst, bssid)) {
3662 wpa_printf(MSG_DEBUG, "Invalid BSSID '%s'", dst);
3663 return -1;
3664 }
3665
3666 bss = wpa_bss_get_bssid(wpa_s, bssid);
3667 if (bss == NULL) {
3668 wpa_printf(MSG_DEBUG, "Could not find BSS " MACSTR,
3669 MAC2STR(bssid));
3670 return -1;
3671 }
3672
3673 return interworking_connect(wpa_s, bss);
3674 }
3675
3676
3677 static int get_anqp(struct wpa_supplicant *wpa_s, char *dst)
3678 {
3679 u8 dst_addr[ETH_ALEN];
3680 int used;
3681 char *pos;
3682 #define MAX_ANQP_INFO_ID 100
3683 u16 id[MAX_ANQP_INFO_ID];
3684 size_t num_id = 0;
3685
3686 used = hwaddr_aton2(dst, dst_addr);
3687 if (used < 0)
3688 return -1;
3689 pos = dst + used;
3690 while (num_id < MAX_ANQP_INFO_ID) {
3691 id[num_id] = atoi(pos);
3692 if (id[num_id])
3693 num_id++;
3694 pos = os_strchr(pos + 1, ',');
3695 if (pos == NULL)
3696 break;
3697 pos++;
3698 }
3699
3700 if (num_id == 0)
3701 return -1;
3702
3703 return anqp_send_req(wpa_s, dst_addr, id, num_id);
3704 }
3705 #endif /* CONFIG_INTERWORKING */
3706
3707
3708 static int wpa_supplicant_ctrl_iface_sta_autoconnect(
3709 struct wpa_supplicant *wpa_s, char *cmd)
3710 {
3711 wpa_s->auto_reconnect_disabled = atoi(cmd) == 0 ? 1 : 0;
3712 return 0;
3713 }
3714
3715
3716 static int wpa_supplicant_signal_poll(struct wpa_supplicant *wpa_s, char *buf,
3717 size_t buflen)
3718 {
3719 struct wpa_signal_info si;
3720 int ret;
3721
3722 ret = wpa_drv_signal_poll(wpa_s, &si);
3723 if (ret)
3724 return -1;
3725
3726 ret = os_snprintf(buf, buflen, "RSSI=%d\nLINKSPEED=%d\n"
3727 "NOISE=%d\nFREQUENCY=%u\n",
3728 si.current_signal, si.current_txrate / 1000,
3729 si.current_noise, si.frequency);
3730 if (ret < 0 || (unsigned int) ret > buflen)
3731 return -1;
3732 return ret;
3733 }
3734
3735
3736 char * wpa_supplicant_ctrl_iface_process(struct wpa_supplicant *wpa_s,
3737 char *buf, size_t *resp_len)
3738 {
3739 char *reply;
3740 const int reply_size = 4096;
3741 int ctrl_rsp = 0;
3742 int reply_len;
3743
3744 if (os_strncmp(buf, WPA_CTRL_RSP, os_strlen(WPA_CTRL_RSP)) == 0 ||
3745 os_strncmp(buf, "SET_NETWORK ", 12) == 0) {
3746 wpa_hexdump_ascii_key(MSG_DEBUG, "RX ctrl_iface",
3747 (const u8 *) buf, os_strlen(buf));
3748 } else {
3749 int level = MSG_DEBUG;
3750 if (os_strcmp(buf, "PING") == 0)
3751 level = MSG_EXCESSIVE;
3752 wpa_hexdump_ascii(level, "RX ctrl_iface",
3753 (const u8 *) buf, os_strlen(buf));
3754 }
3755
3756 reply = os_malloc(reply_size);
3757 if (reply == NULL) {
3758 *resp_len = 1;
3759 return NULL;
3760 }
3761
3762 os_memcpy(reply, "OK\n", 3);
3763 reply_len = 3;
3764
3765 if (os_strcmp(buf, "PING") == 0) {
3766 os_memcpy(reply, "PONG\n", 5);
3767 reply_len = 5;
3768 } else if (os_strncmp(buf, "RELOG", 5) == 0) {
3769 if (wpa_debug_reopen_file() < 0)
3770 reply_len = -1;
3771 } else if (os_strncmp(buf, "NOTE ", 5) == 0) {
3772 wpa_printf(MSG_INFO, "NOTE: %s", buf + 5);
3773 } else if (os_strcmp(buf, "MIB") == 0) {
3774 reply_len = wpa_sm_get_mib(wpa_s->wpa, reply, reply_size);
3775 if (reply_len >= 0) {
3776 int res;
3777 res = eapol_sm_get_mib(wpa_s->eapol, reply + reply_len,
3778 reply_size - reply_len);
3779 if (res < 0)
3780 reply_len = -1;
3781 else
3782 reply_len += res;
3783 }
3784 } else if (os_strncmp(buf, "STATUS", 6) == 0) {
3785 reply_len = wpa_supplicant_ctrl_iface_status(
3786 wpa_s, buf + 6, reply, reply_size);
3787 } else if (os_strcmp(buf, "PMKSA") == 0) {
3788 reply_len = wpa_sm_pmksa_cache_list(wpa_s->wpa, reply,
3789 reply_size);
3790 } else if (os_strncmp(buf, "SET ", 4) == 0) {
3791 if (wpa_supplicant_ctrl_iface_set(wpa_s, buf + 4))
3792 reply_len = -1;
3793 } else if (os_strncmp(buf, "GET ", 4) == 0) {
3794 reply_len = wpa_supplicant_ctrl_iface_get(wpa_s, buf + 4,
3795 reply, reply_size);
3796 } else if (os_strcmp(buf, "LOGON") == 0) {
3797 eapol_sm_notify_logoff(wpa_s->eapol, FALSE);
3798 } else if (os_strcmp(buf, "LOGOFF") == 0) {
3799 eapol_sm_notify_logoff(wpa_s->eapol, TRUE);
3800 } else if (os_strcmp(buf, "REASSOCIATE") == 0) {
3801 wpa_s->normal_scans = 0;
3802 if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED)
3803 reply_len = -1;
3804 else {
3805 wpa_s->disconnected = 0;
3806 wpa_s->reassociate = 1;
3807 wpa_supplicant_req_scan(wpa_s, 0, 0);
3808 }
3809 } else if (os_strcmp(buf, "RECONNECT") == 0) {
3810 wpa_s->normal_scans = 0;
3811 if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED)
3812 reply_len = -1;
3813 else if (wpa_s->disconnected) {
3814 wpa_s->disconnected = 0;
3815 wpa_s->reassociate = 1;
3816 wpa_supplicant_req_scan(wpa_s, 0, 0);
3817 }
3818 #ifdef IEEE8021X_EAPOL
3819 } else if (os_strncmp(buf, "PREAUTH ", 8) == 0) {
3820 if (wpa_supplicant_ctrl_iface_preauth(wpa_s, buf + 8))
3821 reply_len = -1;
3822 #endif /* IEEE8021X_EAPOL */
3823 #ifdef CONFIG_PEERKEY
3824 } else if (os_strncmp(buf, "STKSTART ", 9) == 0) {
3825 if (wpa_supplicant_ctrl_iface_stkstart(wpa_s, buf + 9))
3826 reply_len = -1;
3827 #endif /* CONFIG_PEERKEY */
3828 #ifdef CONFIG_IEEE80211R
3829 } else if (os_strncmp(buf, "FT_DS ", 6) == 0) {
3830 if (wpa_supplicant_ctrl_iface_ft_ds(wpa_s, buf + 6))
3831 reply_len = -1;
3832 #endif /* CONFIG_IEEE80211R */
3833 #ifdef CONFIG_WPS
3834 } else if (os_strcmp(buf, "WPS_PBC") == 0) {
3835 int res = wpa_supplicant_ctrl_iface_wps_pbc(wpa_s, NULL);
3836 if (res == -2) {
3837 os_memcpy(reply, "FAIL-PBC-OVERLAP\n", 17);
3838 reply_len = 17;
3839 } else if (res)
3840 reply_len = -1;
3841 } else if (os_strncmp(buf, "WPS_PBC ", 8) == 0) {
3842 int res = wpa_supplicant_ctrl_iface_wps_pbc(wpa_s, buf + 8);
3843 if (res == -2) {
3844 os_memcpy(reply, "FAIL-PBC-OVERLAP\n", 17);
3845 reply_len = 17;
3846 } else if (res)
3847 reply_len = -1;
3848 } else if (os_strncmp(buf, "WPS_PIN ", 8) == 0) {
3849 reply_len = wpa_supplicant_ctrl_iface_wps_pin(wpa_s, buf + 8,
3850 reply,
3851 reply_size);
3852 } else if (os_strncmp(buf, "WPS_CHECK_PIN ", 14) == 0) {
3853 reply_len = wpa_supplicant_ctrl_iface_wps_check_pin(
3854 wpa_s, buf + 14, reply, reply_size);
3855 } else if (os_strcmp(buf, "WPS_CANCEL") == 0) {
3856 if (wpas_wps_cancel(wpa_s))
3857 reply_len = -1;
3858 #ifdef CONFIG_WPS_OOB
3859 } else if (os_strncmp(buf, "WPS_OOB ", 8) == 0) {
3860 if (wpa_supplicant_ctrl_iface_wps_oob(wpa_s, buf + 8))
3861 reply_len = -1;
3862 #endif /* CONFIG_WPS_OOB */
3863 } else if (os_strncmp(buf, "WPS_REG ", 8) == 0) {
3864 if (wpa_supplicant_ctrl_iface_wps_reg(wpa_s, buf + 8))
3865 reply_len = -1;
3866 #ifdef CONFIG_AP
3867 } else if (os_strncmp(buf, "WPS_AP_PIN ", 11) == 0) {
3868 reply_len = wpa_supplicant_ctrl_iface_wps_ap_pin(
3869 wpa_s, buf + 11, reply, reply_size);
3870 #endif /* CONFIG_AP */
3871 #ifdef CONFIG_WPS_ER
3872 } else if (os_strcmp(buf, "WPS_ER_START") == 0) {
3873 if (wpas_wps_er_start(wpa_s, NULL))
3874 reply_len = -1;
3875 } else if (os_strncmp(buf, "WPS_ER_START ", 13) == 0) {
3876 if (wpas_wps_er_start(wpa_s, buf + 13))
3877 reply_len = -1;
3878 } else if (os_strcmp(buf, "WPS_ER_STOP") == 0) {
3879 if (wpas_wps_er_stop(wpa_s))
3880 reply_len = -1;
3881 } else if (os_strncmp(buf, "WPS_ER_PIN ", 11) == 0) {
3882 if (wpa_supplicant_ctrl_iface_wps_er_pin(wpa_s, buf + 11))
3883 reply_len = -1;
3884 } else if (os_strncmp(buf, "WPS_ER_PBC ", 11) == 0) {
3885 int ret = wpas_wps_er_pbc(wpa_s, buf + 11);
3886 if (ret == -2) {
3887 os_memcpy(reply, "FAIL-PBC-OVERLAP\n", 17);
3888 reply_len = 17;
3889 } else if (ret == -3) {
3890 os_memcpy(reply, "FAIL-UNKNOWN-UUID\n", 18);
3891 reply_len = 18;
3892 } else if (ret == -4) {
3893 os_memcpy(reply, "FAIL-NO-AP-SETTINGS\n", 20);
3894 reply_len = 20;
3895 } else if (ret)
3896 reply_len = -1;
3897 } else if (os_strncmp(buf, "WPS_ER_LEARN ", 13) == 0) {
3898 if (wpa_supplicant_ctrl_iface_wps_er_learn(wpa_s, buf + 13))
3899 reply_len = -1;
3900 } else if (os_strncmp(buf, "WPS_ER_SET_CONFIG ", 18) == 0) {
3901 if (wpa_supplicant_ctrl_iface_wps_er_set_config(wpa_s,
3902 buf + 18))
3903 reply_len = -1;
3904 } else if (os_strncmp(buf, "WPS_ER_CONFIG ", 14) == 0) {
3905 if (wpa_supplicant_ctrl_iface_wps_er_config(wpa_s, buf + 14))
3906 reply_len = -1;
3907 #endif /* CONFIG_WPS_ER */
3908 #endif /* CONFIG_WPS */
3909 #ifdef CONFIG_IBSS_RSN
3910 } else if (os_strncmp(buf, "IBSS_RSN ", 9) == 0) {
3911 if (wpa_supplicant_ctrl_iface_ibss_rsn(wpa_s, buf + 9))
3912 reply_len = -1;
3913 #endif /* CONFIG_IBSS_RSN */
3914 #ifdef CONFIG_P2P
3915 } else if (os_strncmp(buf, "P2P_FIND ", 9) == 0) {
3916 if (p2p_ctrl_find(wpa_s, buf + 9))
3917 reply_len = -1;
3918 } else if (os_strcmp(buf, "P2P_FIND") == 0) {
3919 if (p2p_ctrl_find(wpa_s, ""))
3920 reply_len = -1;
3921 } else if (os_strcmp(buf, "P2P_STOP_FIND") == 0) {
3922 wpas_p2p_stop_find(wpa_s);
3923 } else if (os_strncmp(buf, "P2P_CONNECT ", 12) == 0) {
3924 reply_len = p2p_ctrl_connect(wpa_s, buf + 12, reply,
3925 reply_size);
3926 } else if (os_strncmp(buf, "P2P_LISTEN ", 11) == 0) {
3927 if (p2p_ctrl_listen(wpa_s, buf + 11))
3928 reply_len = -1;
3929 } else if (os_strcmp(buf, "P2P_LISTEN") == 0) {
3930 if (p2p_ctrl_listen(wpa_s, ""))
3931 reply_len = -1;
3932 } else if (os_strncmp(buf, "P2P_GROUP_REMOVE ", 17) == 0) {
3933 if (wpas_p2p_group_remove(wpa_s, buf + 17))
3934 reply_len = -1;
3935 } else if (os_strcmp(buf, "P2P_GROUP_ADD") == 0) {
3936 if (wpas_p2p_group_add(wpa_s, 0, 0))
3937 reply_len = -1;
3938 } else if (os_strncmp(buf, "P2P_GROUP_ADD ", 14) == 0) {
3939 if (p2p_ctrl_group_add(wpa_s, buf + 14))
3940 reply_len = -1;
3941 } else if (os_strncmp(buf, "P2P_PROV_DISC ", 14) == 0) {
3942 if (p2p_ctrl_prov_disc(wpa_s, buf + 14))
3943 reply_len = -1;
3944 } else if (os_strcmp(buf, "P2P_GET_PASSPHRASE") == 0) {
3945 reply_len = p2p_get_passphrase(wpa_s, reply, reply_size);
3946 } else if (os_strncmp(buf, "P2P_SERV_DISC_REQ ", 18) == 0) {
3947 reply_len = p2p_ctrl_serv_disc_req(wpa_s, buf + 18, reply,
3948 reply_size);
3949 } else if (os_strncmp(buf, "P2P_SERV_DISC_CANCEL_REQ ", 25) == 0) {
3950 if (p2p_ctrl_serv_disc_cancel_req(wpa_s, buf + 25) < 0)
3951 reply_len = -1;
3952 } else if (os_strncmp(buf, "P2P_SERV_DISC_RESP ", 19) == 0) {
3953 if (p2p_ctrl_serv_disc_resp(wpa_s, buf + 19) < 0)
3954 reply_len = -1;
3955 } else if (os_strcmp(buf, "P2P_SERVICE_UPDATE") == 0) {
3956 wpas_p2p_sd_service_update(wpa_s);
3957 } else if (os_strncmp(buf, "P2P_SERV_DISC_EXTERNAL ", 23) == 0) {
3958 if (p2p_ctrl_serv_disc_external(wpa_s, buf + 23) < 0)
3959 reply_len = -1;
3960 } else if (os_strcmp(buf, "P2P_SERVICE_FLUSH") == 0) {
3961 wpas_p2p_service_flush(wpa_s);
3962 } else if (os_strncmp(buf, "P2P_SERVICE_ADD ", 16) == 0) {
3963 if (p2p_ctrl_service_add(wpa_s, buf + 16) < 0)
3964 reply_len = -1;
3965 } else if (os_strncmp(buf, "P2P_SERVICE_DEL ", 16) == 0) {
3966 if (p2p_ctrl_service_del(wpa_s, buf + 16) < 0)
3967 reply_len = -1;
3968 } else if (os_strncmp(buf, "P2P_REJECT ", 11) == 0) {
3969 if (p2p_ctrl_reject(wpa_s, buf + 11) < 0)
3970 reply_len = -1;
3971 } else if (os_strncmp(buf, "P2P_INVITE ", 11) == 0) {
3972 if (p2p_ctrl_invite(wpa_s, buf + 11) < 0)
3973 reply_len = -1;
3974 } else if (os_strncmp(buf, "P2P_PEER ", 9) == 0) {
3975 reply_len = p2p_ctrl_peer(wpa_s, buf + 9, reply,
3976 reply_size);
3977 } else if (os_strncmp(buf, "P2P_SET ", 8) == 0) {
3978 if (p2p_ctrl_set(wpa_s, buf + 8) < 0)
3979 reply_len = -1;
3980 } else if (os_strcmp(buf, "P2P_FLUSH") == 0) {
3981 os_memset(wpa_s->p2p_auth_invite, 0, ETH_ALEN);
3982 wpa_s->force_long_sd = 0;
3983 if (wpa_s->global->p2p)
3984 p2p_flush(wpa_s->global->p2p);
3985 } else if (os_strncmp(buf, "P2P_UNAUTHORIZE ", 16) == 0) {
3986 if (wpas_p2p_unauthorize(wpa_s, buf + 16) < 0)
3987 reply_len = -1;
3988 } else if (os_strcmp(buf, "P2P_CANCEL") == 0) {
3989 if (wpas_p2p_cancel(wpa_s))
3990 reply_len = -1;
3991 } else if (os_strncmp(buf, "P2P_PRESENCE_REQ ", 17) == 0) {
3992 if (p2p_ctrl_presence_req(wpa_s, buf + 17) < 0)
3993 reply_len = -1;
3994 } else if (os_strcmp(buf, "P2P_PRESENCE_REQ") == 0) {
3995 if (p2p_ctrl_presence_req(wpa_s, "") < 0)
3996 reply_len = -1;
3997 } else if (os_strncmp(buf, "P2P_EXT_LISTEN ", 15) == 0) {
3998 if (p2p_ctrl_ext_listen(wpa_s, buf + 15) < 0)
3999 reply_len = -1;
4000 } else if (os_strcmp(buf, "P2P_EXT_LISTEN") == 0) {
4001 if (p2p_ctrl_ext_listen(wpa_s, "") < 0)
4002 reply_len = -1;
4003 #endif /* CONFIG_P2P */
4004 #ifdef CONFIG_INTERWORKING
4005 } else if (os_strcmp(buf, "FETCH_ANQP") == 0) {
4006 if (interworking_fetch_anqp(wpa_s) < 0)
4007 reply_len = -1;
4008 } else if (os_strcmp(buf, "STOP_FETCH_ANQP") == 0) {
4009 interworking_stop_fetch_anqp(wpa_s);
4010 } else if (os_strncmp(buf, "INTERWORKING_SELECT", 19) == 0) {
4011 if (interworking_select(wpa_s, os_strstr(buf + 19, "auto") !=
4012 NULL) < 0)
4013 reply_len = -1;
4014 } else if (os_strncmp(buf, "INTERWORKING_CONNECT ", 21) == 0) {
4015 if (ctrl_interworking_connect(wpa_s, buf + 21) < 0)
4016 reply_len = -1;
4017 } else if (os_strncmp(buf, "ANQP_GET ", 9) == 0) {
4018 if (get_anqp(wpa_s, buf + 9) < 0)
4019 reply_len = -1;
4020 #endif /* CONFIG_INTERWORKING */
4021 } else if (os_strncmp(buf, WPA_CTRL_RSP, os_strlen(WPA_CTRL_RSP)) == 0)
4022 {
4023 if (wpa_supplicant_ctrl_iface_ctrl_rsp(
4024 wpa_s, buf + os_strlen(WPA_CTRL_RSP)))
4025 reply_len = -1;
4026 else
4027 ctrl_rsp = 1;
4028 } else if (os_strcmp(buf, "RECONFIGURE") == 0) {
4029 if (wpa_supplicant_reload_configuration(wpa_s))
4030 reply_len = -1;
4031 } else if (os_strcmp(buf, "TERMINATE") == 0) {
4032 wpa_supplicant_terminate_proc(wpa_s->global);
4033 } else if (os_strncmp(buf, "BSSID ", 6) == 0) {
4034 if (wpa_supplicant_ctrl_iface_bssid(wpa_s, buf + 6))
4035 reply_len = -1;
4036 } else if (os_strncmp(buf, "BLACKLIST", 9) == 0) {
4037 reply_len = wpa_supplicant_ctrl_iface_blacklist(
4038 wpa_s, buf + 9, reply, reply_size);
4039 } else if (os_strncmp(buf, "LOG_LEVEL", 9) == 0) {
4040 reply_len = wpa_supplicant_ctrl_iface_log_level(
4041 wpa_s, buf + 9, reply, reply_size);
4042 } else if (os_strcmp(buf, "LIST_NETWORKS") == 0) {
4043 reply_len = wpa_supplicant_ctrl_iface_list_networks(
4044 wpa_s, reply, reply_size);
4045 } else if (os_strcmp(buf, "DISCONNECT") == 0) {
4046 #ifdef CONFIG_SME
4047 wpa_s->sme.prev_bssid_set = 0;
4048 #endif /* CONFIG_SME */
4049 wpa_s->reassociate = 0;
4050 wpa_s->disconnected = 1;
4051 wpa_supplicant_cancel_sched_scan(wpa_s);
4052 wpa_supplicant_deauthenticate(wpa_s,
4053 WLAN_REASON_DEAUTH_LEAVING);
4054 } else if (os_strcmp(buf, "SCAN") == 0) {
4055 if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED)
4056 reply_len = -1;
4057 else {
4058 if (!wpa_s->scanning &&
4059 ((wpa_s->wpa_state <= WPA_SCANNING) ||
4060 (wpa_s->wpa_state == WPA_COMPLETED))) {
4061 wpa_s->normal_scans = 0;
4062 wpa_s->scan_req = 2;
4063 wpa_supplicant_req_scan(wpa_s, 0, 0);
4064 } else if (wpa_s->sched_scanning) {
4065 wpa_printf(MSG_DEBUG, "Stop ongoing "
4066 "sched_scan to allow requested "
4067 "full scan to proceed");
4068 wpa_supplicant_cancel_sched_scan(wpa_s);
4069 wpa_s->scan_req = 2;
4070 wpa_supplicant_req_scan(wpa_s, 0, 0);
4071 } else {
4072 wpa_printf(MSG_DEBUG, "Ongoing scan action - "
4073 "reject new request");
4074 reply_len = os_snprintf(reply, reply_size,
4075 "FAIL-BUSY\n");
4076 }
4077 }
4078 } else if (os_strcmp(buf, "SCAN_RESULTS") == 0) {
4079 reply_len = wpa_supplicant_ctrl_iface_scan_results(
4080 wpa_s, reply, reply_size);
4081 } else if (os_strncmp(buf, "SELECT_NETWORK ", 15) == 0) {
4082 if (wpa_supplicant_ctrl_iface_select_network(wpa_s, buf + 15))
4083 reply_len = -1;
4084 } else if (os_strncmp(buf, "ENABLE_NETWORK ", 15) == 0) {
4085 if (wpa_supplicant_ctrl_iface_enable_network(wpa_s, buf + 15))
4086 reply_len = -1;
4087 } else if (os_strncmp(buf, "DISABLE_NETWORK ", 16) == 0) {
4088 if (wpa_supplicant_ctrl_iface_disable_network(wpa_s, buf + 16))
4089 reply_len = -1;
4090 } else if (os_strcmp(buf, "ADD_NETWORK") == 0) {
4091 reply_len = wpa_supplicant_ctrl_iface_add_network(
4092 wpa_s, reply, reply_size);
4093 } else if (os_strncmp(buf, "REMOVE_NETWORK ", 15) == 0) {
4094 if (wpa_supplicant_ctrl_iface_remove_network(wpa_s, buf + 15))
4095 reply_len = -1;
4096 } else if (os_strncmp(buf, "SET_NETWORK ", 12) == 0) {
4097 if (wpa_supplicant_ctrl_iface_set_network(wpa_s, buf + 12))
4098 reply_len = -1;
4099 } else if (os_strncmp(buf, "GET_NETWORK ", 12) == 0) {
4100 reply_len = wpa_supplicant_ctrl_iface_get_network(
4101 wpa_s, buf + 12, reply, reply_size);
4102 } else if (os_strcmp(buf, "LIST_CREDS") == 0) {
4103 reply_len = wpa_supplicant_ctrl_iface_list_creds(
4104 wpa_s, reply, reply_size);
4105 } else if (os_strcmp(buf, "ADD_CRED") == 0) {
4106 reply_len = wpa_supplicant_ctrl_iface_add_cred(
4107 wpa_s, reply, reply_size);
4108 } else if (os_strncmp(buf, "REMOVE_CRED ", 12) == 0) {
4109 if (wpa_supplicant_ctrl_iface_remove_cred(wpa_s, buf + 12))
4110 reply_len = -1;
4111 } else if (os_strncmp(buf, "SET_CRED ", 9) == 0) {
4112 if (wpa_supplicant_ctrl_iface_set_cred(wpa_s, buf + 9))
4113 reply_len = -1;
4114 #ifndef CONFIG_NO_CONFIG_WRITE
4115 } else if (os_strcmp(buf, "SAVE_CONFIG") == 0) {
4116 if (wpa_supplicant_ctrl_iface_save_config(wpa_s))
4117 reply_len = -1;
4118 #endif /* CONFIG_NO_CONFIG_WRITE */
4119 } else if (os_strncmp(buf, "GET_CAPABILITY ", 15) == 0) {
4120 reply_len = wpa_supplicant_ctrl_iface_get_capability(
4121 wpa_s, buf + 15, reply, reply_size);
4122 } else if (os_strncmp(buf, "AP_SCAN ", 8) == 0) {
4123 if (wpa_supplicant_ctrl_iface_ap_scan(wpa_s, buf + 8))
4124 reply_len = -1;
4125 } else if (os_strncmp(buf, "SCAN_INTERVAL ", 14) == 0) {
4126 if (wpa_supplicant_ctrl_iface_scan_interval(wpa_s, buf + 14))
4127 reply_len = -1;
4128 } else if (os_strcmp(buf, "INTERFACE_LIST") == 0) {
4129 reply_len = wpa_supplicant_global_iface_list(
4130 wpa_s->global, reply, reply_size);
4131 } else if (os_strcmp(buf, "INTERFACES") == 0) {
4132 reply_len = wpa_supplicant_global_iface_interfaces(
4133 wpa_s->global, reply, reply_size);
4134 } else if (os_strncmp(buf, "BSS ", 4) == 0) {
4135 reply_len = wpa_supplicant_ctrl_iface_bss(
4136 wpa_s, buf + 4, reply, reply_size);
4137 #ifdef CONFIG_AP
4138 } else if (os_strcmp(buf, "STA-FIRST") == 0) {
4139 reply_len = ap_ctrl_iface_sta_first(wpa_s, reply, reply_size);
4140 } else if (os_strncmp(buf, "STA ", 4) == 0) {
4141 reply_len = ap_ctrl_iface_sta(wpa_s, buf + 4, reply,
4142 reply_size);
4143 } else if (os_strncmp(buf, "STA-NEXT ", 9) == 0) {
4144 reply_len = ap_ctrl_iface_sta_next(wpa_s, buf + 9, reply,
4145 reply_size);
4146 } else if (os_strncmp(buf, "DEAUTHENTICATE ", 15) == 0) {
4147 if (ap_ctrl_iface_sta_deauthenticate(wpa_s, buf + 15))
4148 reply_len = -1;
4149 } else if (os_strncmp(buf, "DISASSOCIATE ", 13) == 0) {
4150 if (ap_ctrl_iface_sta_disassociate(wpa_s, buf + 13))
4151 reply_len = -1;
4152 #endif /* CONFIG_AP */
4153 } else if (os_strcmp(buf, "SUSPEND") == 0) {
4154 wpas_notify_suspend(wpa_s->global);
4155 } else if (os_strcmp(buf, "RESUME") == 0) {
4156 wpas_notify_resume(wpa_s->global);
4157 } else if (os_strcmp(buf, "DROP_SA") == 0) {
4158 wpa_supplicant_ctrl_iface_drop_sa(wpa_s);
4159 } else if (os_strncmp(buf, "ROAM ", 5) == 0) {
4160 if (wpa_supplicant_ctrl_iface_roam(wpa_s, buf + 5))
4161 reply_len = -1;
4162 } else if (os_strncmp(buf, "STA_AUTOCONNECT ", 16) == 0) {
4163 if (wpa_supplicant_ctrl_iface_sta_autoconnect(wpa_s, buf + 16))
4164 reply_len = -1;
4165 } else if (os_strncmp(buf, "BSS_EXPIRE_AGE ", 15) == 0) {
4166 if (wpa_supplicant_ctrl_iface_bss_expire_age(wpa_s, buf + 15))
4167 reply_len = -1;
4168 } else if (os_strncmp(buf, "BSS_EXPIRE_COUNT ", 17) == 0) {
4169 if (wpa_supplicant_ctrl_iface_bss_expire_count(wpa_s,
4170 buf + 17))
4171 reply_len = -1;
4172 #ifdef CONFIG_TDLS
4173 } else if (os_strncmp(buf, "TDLS_DISCOVER ", 14) == 0) {
4174 if (wpa_supplicant_ctrl_iface_tdls_discover(wpa_s, buf + 14))
4175 reply_len = -1;
4176 } else if (os_strncmp(buf, "TDLS_SETUP ", 11) == 0) {
4177 if (wpa_supplicant_ctrl_iface_tdls_setup(wpa_s, buf + 11))
4178 reply_len = -1;
4179 } else if (os_strncmp(buf, "TDLS_TEARDOWN ", 14) == 0) {
4180 if (wpa_supplicant_ctrl_iface_tdls_teardown(wpa_s, buf + 14))
4181 reply_len = -1;
4182 #endif /* CONFIG_TDLS */
4183 } else if (os_strncmp(buf, "SIGNAL_POLL", 11) == 0) {
4184 reply_len = wpa_supplicant_signal_poll(wpa_s, reply,
4185 reply_size);
4186 } else if (os_strcmp(buf, "REAUTHENTICATE") == 0) {
4187 eapol_sm_request_reauth(wpa_s->eapol);
4188 } else {
4189 os_memcpy(reply, "UNKNOWN COMMAND\n", 16);
4190 reply_len = 16;
4191 }
4192
4193 if (reply_len < 0) {
4194 os_memcpy(reply, "FAIL\n", 5);
4195 reply_len = 5;
4196 }
4197
4198 if (ctrl_rsp)
4199 eapol_sm_notify_ctrl_response(wpa_s->eapol);
4200
4201 *resp_len = reply_len;
4202 return reply;
4203 }
4204
4205
4206 static int wpa_supplicant_global_iface_add(struct wpa_global *global,
4207 char *cmd)
4208 {
4209 struct wpa_interface iface;
4210 char *pos;
4211
4212 /*
4213 * <ifname>TAB<confname>TAB<driver>TAB<ctrl_interface>TAB<driver_param>
4214 * TAB<bridge_ifname>
4215 */
4216 wpa_printf(MSG_DEBUG, "CTRL_IFACE GLOBAL INTERFACE_ADD '%s'", cmd);
4217
4218 os_memset(&iface, 0, sizeof(iface));
4219
4220 do {
4221 iface.ifname = pos = cmd;
4222 pos = os_strchr(pos, '\t');
4223 if (pos)
4224 *pos++ = '\0';
4225 if (iface.ifname[0] == '\0')
4226 return -1;
4227 if (pos == NULL)
4228 break;
4229
4230 iface.confname = pos;
4231 pos = os_strchr(pos, '\t');
4232 if (pos)
4233 *pos++ = '\0';
4234 if (iface.confname[0] == '\0')
4235 iface.confname = NULL;
4236 if (pos == NULL)
4237 break;
4238
4239 iface.driver = pos;
4240 pos = os_strchr(pos, '\t');
4241 if (pos)
4242 *pos++ = '\0';
4243 if (iface.driver[0] == '\0')
4244 iface.driver = NULL;
4245 if (pos == NULL)
4246 break;
4247
4248 iface.ctrl_interface = pos;
4249 pos = os_strchr(pos, '\t');
4250 if (pos)
4251 *pos++ = '\0';
4252 if (iface.ctrl_interface[0] == '\0')
4253 iface.ctrl_interface = NULL;
4254 if (pos == NULL)
4255 break;
4256
4257 iface.driver_param = pos;
4258 pos = os_strchr(pos, '\t');
4259 if (pos)
4260 *pos++ = '\0';
4261 if (iface.driver_param[0] == '\0')
4262 iface.driver_param = NULL;
4263 if (pos == NULL)
4264 break;
4265
4266 iface.bridge_ifname = pos;
4267 pos = os_strchr(pos, '\t');
4268 if (pos)
4269 *pos++ = '\0';
4270 if (iface.bridge_ifname[0] == '\0')
4271 iface.bridge_ifname = NULL;
4272 if (pos == NULL)
4273 break;
4274 } while (0);
4275
4276 if (wpa_supplicant_get_iface(global, iface.ifname))
4277 return -1;
4278
4279 return wpa_supplicant_add_iface(global, &iface) ? 0 : -1;
4280 }
4281
4282
4283 static int wpa_supplicant_global_iface_remove(struct wpa_global *global,
4284 char *cmd)
4285 {
4286 struct wpa_supplicant *wpa_s;
4287
4288 wpa_printf(MSG_DEBUG, "CTRL_IFACE GLOBAL INTERFACE_REMOVE '%s'", cmd);
4289
4290 wpa_s = wpa_supplicant_get_iface(global, cmd);
4291 if (wpa_s == NULL)
4292 return -1;
4293 return wpa_supplicant_remove_iface(global, wpa_s, 0);
4294 }
4295
4296
4297 static void wpa_free_iface_info(struct wpa_interface_info *iface)
4298 {
4299 struct wpa_interface_info *prev;
4300
4301 while (iface) {
4302 prev = iface;
4303 iface = iface->next;
4304
4305 os_free(prev->ifname);
4306 os_free(prev->desc);
4307 os_free(prev);
4308 }
4309 }
4310
4311
4312 static int wpa_supplicant_global_iface_list(struct wpa_global *global,
4313 char *buf, int len)
4314 {
4315 int i, res;
4316 struct wpa_interface_info *iface = NULL, *last = NULL, *tmp;
4317 char *pos, *end;
4318
4319 for (i = 0; wpa_drivers[i]; i++) {
4320 struct wpa_driver_ops *drv = wpa_drivers[i];
4321 if (drv->get_interfaces == NULL)
4322 continue;
4323 tmp = drv->get_interfaces(global->drv_priv[i]);
4324 if (tmp == NULL)
4325 continue;
4326
4327 if (last == NULL)
4328 iface = last = tmp;
4329 else
4330 last->next = tmp;
4331 while (last->next)
4332 last = last->next;
4333 }
4334
4335 pos = buf;
4336 end = buf + len;
4337 for (tmp = iface; tmp; tmp = tmp->next) {
4338 res = os_snprintf(pos, end - pos, "%s\t%s\t%s\n",
4339 tmp->drv_name, tmp->ifname,
4340 tmp->desc ? tmp->desc : "");
4341 if (res < 0 || res >= end - pos) {
4342 *pos = '\0';
4343 break;
4344 }
4345 pos += res;
4346 }
4347
4348 wpa_free_iface_info(iface);
4349
4350 return pos - buf;
4351 }
4352
4353
4354 static int wpa_supplicant_global_iface_interfaces(struct wpa_global *global,
4355 char *buf, int len)
4356 {
4357 int res;
4358 char *pos, *end;
4359 struct wpa_supplicant *wpa_s;
4360
4361 wpa_s = global->ifaces;
4362 pos = buf;
4363 end = buf + len;
4364
4365 while (wpa_s) {
4366 res = os_snprintf(pos, end - pos, "%s\n", wpa_s->ifname);
4367 if (res < 0 || res >= end - pos) {
4368 *pos = '\0';
4369 break;
4370 }
4371 pos += res;
4372 wpa_s = wpa_s->next;
4373 }
4374 return pos - buf;
4375 }
4376
4377
4378 char * wpa_supplicant_global_ctrl_iface_process(struct wpa_global *global,
4379 char *buf, size_t *resp_len)
4380 {
4381 char *reply;
4382 const int reply_size = 2048;
4383 int reply_len;
4384 int level = MSG_DEBUG;
4385
4386 if (os_strcmp(buf, "PING") == 0)
4387 level = MSG_EXCESSIVE;
4388 wpa_hexdump_ascii(level, "RX global ctrl_iface",
4389 (const u8 *) buf, os_strlen(buf));
4390
4391 reply = os_malloc(reply_size);
4392 if (reply == NULL) {
4393 *resp_len = 1;
4394 return NULL;
4395 }
4396
4397 os_memcpy(reply, "OK\n", 3);
4398 reply_len = 3;
4399
4400 if (os_strcmp(buf, "PING") == 0) {
4401 os_memcpy(reply, "PONG\n", 5);
4402 reply_len = 5;
4403 } else if (os_strncmp(buf, "INTERFACE_ADD ", 14) == 0) {
4404 if (wpa_supplicant_global_iface_add(global, buf + 14))
4405 reply_len = -1;
4406 } else if (os_strncmp(buf, "INTERFACE_REMOVE ", 17) == 0) {
4407 if (wpa_supplicant_global_iface_remove(global, buf + 17))
4408 reply_len = -1;
4409 } else if (os_strcmp(buf, "INTERFACE_LIST") == 0) {
4410 reply_len = wpa_supplicant_global_iface_list(
4411 global, reply, reply_size);
4412 } else if (os_strcmp(buf, "INTERFACES") == 0) {
4413 reply_len = wpa_supplicant_global_iface_interfaces(
4414 global, reply, reply_size);
4415 } else if (os_strcmp(buf, "TERMINATE") == 0) {
4416 wpa_supplicant_terminate_proc(global);
4417 } else if (os_strcmp(buf, "SUSPEND") == 0) {
4418 wpas_notify_suspend(global);
4419 } else if (os_strcmp(buf, "RESUME") == 0) {
4420 wpas_notify_resume(global);
4421 } else {
4422 os_memcpy(reply, "UNKNOWN COMMAND\n", 16);
4423 reply_len = 16;
4424 }
4425
4426 if (reply_len < 0) {
4427 os_memcpy(reply, "FAIL\n", 5);
4428 reply_len = 5;
4429 }
4430
4431 *resp_len = reply_len;
4432 return reply;
4433 }
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