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WPS: Add a workaround for TKIP/CCMP mixed mode credentials
[thirdparty/hostap.git] / wpa_supplicant / ctrl_iface.c
CommitLineData
6fc6879b
JM		 1/*
2 * WPA Supplicant / Control interface (shared code for all backends)
56586197 3 * Copyright (c) 2004-2008, Jouni Malinen <j@w1.fi>
6fc6879b
JM		 4 *
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License version 2 as
7 * published by the Free Software Foundation.
8 *
9 * Alternatively, this software may be distributed under the terms of BSD
10 * license.
11 *
12 * See README and COPYING for more details.
13 */
14
15#include "includes.h"
16
17#include "common.h"
18#include "eloop.h"
19#include "wpa.h"
20#include "config.h"
21#include "eapol_supp/eapol_supp_sm.h"
22#include "wpa_supplicant_i.h"
23#include "ctrl_iface.h"
24#include "l2_packet/l2_packet.h"
25#include "preauth.h"
26#include "pmksa_cache.h"
27#include "wpa_ctrl.h"
28#include "eap_peer/eap.h"
29#include "ieee802_11_defs.h"
fcc60db4 30#include "wps_supplicant.h"
eef7d7a1 31#include "wps/wps.h"
11ef8d35 32#include "ibss_rsn.h"
6fc6879b 33
4b4a8ae5
JM		 34static int wpa_supplicant_global_iface_list(struct wpa_global *global,
35 char *buf, int len);
6fc6879b
JM		 36static int wpa_supplicant_global_iface_interfaces(struct wpa_global *global,
37 char *buf, int len);
38
39
40static int wpa_supplicant_ctrl_iface_set(struct wpa_supplicant *wpa_s,
41 char *cmd)
42{
43 char *value;
44 int ret = 0;
45
46 value = os_strchr(cmd, ' ');
47 if (value == NULL)
48 return -1;
49 *value++ = '\0';
50
51 wpa_printf(MSG_DEBUG, "CTRL_IFACE SET '%s'='%s'", cmd, value);
52 if (os_strcasecmp(cmd, "EAPOL::heldPeriod") == 0) {
53 eapol_sm_configure(wpa_s->eapol,
54 atoi(value), -1, -1, -1);
55 } else if (os_strcasecmp(cmd, "EAPOL::authPeriod") == 0) {
56 eapol_sm_configure(wpa_s->eapol,
57 -1, atoi(value), -1, -1);
58 } else if (os_strcasecmp(cmd, "EAPOL::startPeriod") == 0) {
59 eapol_sm_configure(wpa_s->eapol,
60 -1, -1, atoi(value), -1);
61 } else if (os_strcasecmp(cmd, "EAPOL::maxStart") == 0) {
62 eapol_sm_configure(wpa_s->eapol,
63 -1, -1, -1, atoi(value));
64 } else if (os_strcasecmp(cmd, "dot11RSNAConfigPMKLifetime") == 0) {
65 if (wpa_sm_set_param(wpa_s->wpa, RSNA_PMK_LIFETIME,
66 atoi(value)))
67 ret = -1;
68 } else if (os_strcasecmp(cmd, "dot11RSNAConfigPMKReauthThreshold") ==
69 0) {
70 if (wpa_sm_set_param(wpa_s->wpa, RSNA_PMK_REAUTH_THRESHOLD,
71 atoi(value)))
72 ret = -1;
73 } else if (os_strcasecmp(cmd, "dot11RSNAConfigSATimeout") == 0) {
74 if (wpa_sm_set_param(wpa_s->wpa, RSNA_SA_TIMEOUT, atoi(value)))
75 ret = -1;
76 } else
77 ret = -1;
78
79 return ret;
80}
81
82
ec717917 83#ifdef IEEE8021X_EAPOL
6fc6879b
JM		 84static int wpa_supplicant_ctrl_iface_preauth(struct wpa_supplicant *wpa_s,
85 char *addr)
86{
87 u8 bssid[ETH_ALEN];
88 struct wpa_ssid *ssid = wpa_s->current_ssid;
89
90 if (hwaddr_aton(addr, bssid)) {
91 wpa_printf(MSG_DEBUG, "CTRL_IFACE PREAUTH: invalid address "
92 "'%s'", addr);
93 return -1;
94 }
95
96 wpa_printf(MSG_DEBUG, "CTRL_IFACE PREAUTH " MACSTR, MAC2STR(bssid));
97 rsn_preauth_deinit(wpa_s->wpa);
98 if (rsn_preauth_init(wpa_s->wpa, bssid, ssid ? &ssid->eap : NULL))
99 return -1;
100
101 return 0;
102}
ec717917 103#endif /* IEEE8021X_EAPOL */
6fc6879b
JM		 104
105
106#ifdef CONFIG_PEERKEY
107/* MLME-STKSTART.request(peer) */
108static int wpa_supplicant_ctrl_iface_stkstart(
109 struct wpa_supplicant *wpa_s, char *addr)
110{
111 u8 peer[ETH_ALEN];
112
113 if (hwaddr_aton(addr, peer)) {
114 wpa_printf(MSG_DEBUG, "CTRL_IFACE STKSTART: invalid "
115 "address '%s'", peer);
116 return -1;
117 }
118
119 wpa_printf(MSG_DEBUG, "CTRL_IFACE STKSTART " MACSTR,
120 MAC2STR(peer));
121
122 return wpa_sm_stkstart(wpa_s->wpa, peer);
123}
124#endif /* CONFIG_PEERKEY */
125
126
127#ifdef CONFIG_IEEE80211R
128static int wpa_supplicant_ctrl_iface_ft_ds(
129 struct wpa_supplicant *wpa_s, char *addr)
130{
131 u8 target_ap[ETH_ALEN];
132
133 if (hwaddr_aton(addr, target_ap)) {
134 wpa_printf(MSG_DEBUG, "CTRL_IFACE FT_DS: invalid "
135 "address '%s'", target_ap);
136 return -1;
137 }
138
139 wpa_printf(MSG_DEBUG, "CTRL_IFACE FT_DS " MACSTR, MAC2STR(target_ap));
140
141 return wpa_ft_start_over_ds(wpa_s->wpa, target_ap);
142}
143#endif /* CONFIG_IEEE80211R */
144
145
fcc60db4
JM		 146#ifdef CONFIG_WPS
147static int wpa_supplicant_ctrl_iface_wps_pbc(struct wpa_supplicant *wpa_s,
148 char *cmd)
149{
150 u8 bssid[ETH_ALEN];
151
152 if (cmd == NULL || os_strcmp(cmd, "any") == 0)
153 return wpas_wps_start_pbc(wpa_s, NULL);
154
155 if (hwaddr_aton(cmd, bssid)) {
156 wpa_printf(MSG_DEBUG, "CTRL_IFACE WPS_PBC: invalid BSSID '%s'",
157 cmd);
158 return -1;
159 }
160
161 return wpas_wps_start_pbc(wpa_s, bssid);
162}
163
164
165static int wpa_supplicant_ctrl_iface_wps_pin(struct wpa_supplicant *wpa_s,
166 char *cmd, char *buf,
167 size_t buflen)
168{
169 u8 bssid[ETH_ALEN], *_bssid = bssid;
170 char *pin;
171 int ret;
172
173 pin = os_strchr(cmd, ' ');
174 if (pin)
175 *pin++ = '\0';
176
177 if (os_strcmp(cmd, "any") == 0)
178 _bssid = NULL;
179 else if (hwaddr_aton(cmd, bssid)) {
3c1e2765 180 wpa_printf(MSG_DEBUG, "CTRL_IFACE WPS_PIN: invalid BSSID '%s'",
fcc60db4
JM		 181 cmd);
182 return -1;
183 }
184
185 if (pin) {
186 ret = wpas_wps_start_pin(wpa_s, _bssid, pin);
187 if (ret < 0)
188 return -1;
189 ret = os_snprintf(buf, buflen, "%s", pin);
190 if (ret < 0 || (size_t) ret >= buflen)
191 return -1;
192 return ret;
193 }
194
195 ret = wpas_wps_start_pin(wpa_s, _bssid, NULL);
196 if (ret < 0)
197 return -1;
198
199 /* Return the generated PIN */
200 ret = os_snprintf(buf, buflen, "%08d", ret);
201 if (ret < 0 || (size_t) ret >= buflen)
202 return -1;
203 return ret;
204}
205
206
116f7bb0 207#ifdef CONFIG_WPS_OOB
46bdb83a
MH		 208static int wpa_supplicant_ctrl_iface_wps_oob(struct wpa_supplicant *wpa_s,
209 char *cmd)
210{
211 char *path, *method;
212
213 path = os_strchr(cmd, ' ');
214 if (path == NULL)
215 return -1;
216 *path++ = '\0';
217
218 method = os_strchr(path, ' ');
219 if (method == NULL)
220 return -1;
221 *method++ = '\0';
222
223 return wpas_wps_start_oob(wpa_s, cmd, path, method);
224}
116f7bb0 225#endif /* CONFIG_WPS_OOB */
46bdb83a
MH		 226
227
fcc60db4
JM		 228static int wpa_supplicant_ctrl_iface_wps_reg(struct wpa_supplicant *wpa_s,
229 char *cmd)
230{
231 u8 bssid[ETH_ALEN], *_bssid = bssid;
232 char *pin;
233
234 pin = os_strchr(cmd, ' ');
235 if (pin == NULL)
236 return -1;
237 *pin++ = '\0';
238
239 if (os_strcmp(cmd, "any") == 0)
240 _bssid = NULL;
241 else if (hwaddr_aton(cmd, bssid)) {
242 wpa_printf(MSG_DEBUG, "CTRL_IFACE WPS_REG: invalid BSSID '%s'",
243 cmd);
244 return -1;
245 }
246
247 return wpas_wps_start_reg(wpa_s, _bssid, pin);
248}
249#endif /* CONFIG_WPS */
250
251
11ef8d35
JM		 252#ifdef CONFIG_IBSS_RSN
253static int wpa_supplicant_ctrl_iface_ibss_rsn(
254 struct wpa_supplicant *wpa_s, char *addr)
255{
256 u8 peer[ETH_ALEN];
257
258 if (hwaddr_aton(addr, peer)) {
259 wpa_printf(MSG_DEBUG, "CTRL_IFACE IBSS_RSN: invalid "
260 "address '%s'", peer);
261 return -1;
262 }
263
264 wpa_printf(MSG_DEBUG, "CTRL_IFACE IBSS_RSN " MACSTR,
265 MAC2STR(peer));
266
267 return ibss_rsn_start(wpa_s->ibss_rsn, peer);
268}
269#endif /* CONFIG_IBSS_RSN */
270
271
6fc6879b
JM		 272static int wpa_supplicant_ctrl_iface_ctrl_rsp(struct wpa_supplicant *wpa_s,
273 char *rsp)
274{
275#ifdef IEEE8021X_EAPOL
276 char *pos, *id_pos;
277 int id;
278 struct wpa_ssid *ssid;
279 struct eap_peer_config *eap;
280
281 pos = os_strchr(rsp, '-');
282 if (pos == NULL)
283 return -1;
284 *pos++ = '\0';
285 id_pos = pos;
286 pos = os_strchr(pos, ':');
287 if (pos == NULL)
288 return -1;
289 *pos++ = '\0';
290 id = atoi(id_pos);
291 wpa_printf(MSG_DEBUG, "CTRL_IFACE: field=%s id=%d", rsp, id);
292 wpa_hexdump_ascii_key(MSG_DEBUG, "CTRL_IFACE: value",
293 (u8 *) pos, os_strlen(pos));
294
295 ssid = wpa_config_get_network(wpa_s->conf, id);
296 if (ssid == NULL) {
297 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find SSID id=%d "
298 "to update", id);
299 return -1;
300 }
301 eap = &ssid->eap;
302
303 if (os_strcmp(rsp, "IDENTITY") == 0) {
304 os_free(eap->identity);
305 eap->identity = (u8 *) os_strdup(pos);
306 eap->identity_len = os_strlen(pos);
307 eap->pending_req_identity = 0;
308 if (ssid == wpa_s->current_ssid)
309 wpa_s->reassociate = 1;
310 } else if (os_strcmp(rsp, "PASSWORD") == 0) {
311 os_free(eap->password);
312 eap->password = (u8 *) os_strdup(pos);
313 eap->password_len = os_strlen(pos);
314 eap->pending_req_password = 0;
315 if (ssid == wpa_s->current_ssid)
316 wpa_s->reassociate = 1;
317 } else if (os_strcmp(rsp, "NEW_PASSWORD") == 0) {
318 os_free(eap->new_password);
319 eap->new_password = (u8 *) os_strdup(pos);
320 eap->new_password_len = os_strlen(pos);
321 eap->pending_req_new_password = 0;
322 if (ssid == wpa_s->current_ssid)
323 wpa_s->reassociate = 1;
324 } else if (os_strcmp(rsp, "PIN") == 0) {
325 os_free(eap->pin);
326 eap->pin = os_strdup(pos);
327 eap->pending_req_pin = 0;
328 if (ssid == wpa_s->current_ssid)
329 wpa_s->reassociate = 1;
330 } else if (os_strcmp(rsp, "OTP") == 0) {
331 os_free(eap->otp);
332 eap->otp = (u8 *) os_strdup(pos);
333 eap->otp_len = os_strlen(pos);
334 os_free(eap->pending_req_otp);
335 eap->pending_req_otp = NULL;
336 eap->pending_req_otp_len = 0;
337 } else if (os_strcmp(rsp, "PASSPHRASE") == 0) {
338 os_free(eap->private_key_passwd);
339 eap->private_key_passwd = (u8 *) os_strdup(pos);
340 eap->pending_req_passphrase = 0;
341 if (ssid == wpa_s->current_ssid)
342 wpa_s->reassociate = 1;
343 } else {
344 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Unknown field '%s'", rsp);
345 return -1;
346 }
347
348 return 0;
349#else /* IEEE8021X_EAPOL */
350 wpa_printf(MSG_DEBUG, "CTRL_IFACE: 802.1X not included");
351 return -1;
352#endif /* IEEE8021X_EAPOL */
353}
354
355
356static int wpa_supplicant_ctrl_iface_status(struct wpa_supplicant *wpa_s,
357 const char *params,
358 char *buf, size_t buflen)
359{
360 char *pos, *end, tmp[30];
361 int res, verbose, ret;
362
363 verbose = os_strcmp(params, "-VERBOSE") == 0;
364 pos = buf;
365 end = buf + buflen;
366 if (wpa_s->wpa_state >= WPA_ASSOCIATED) {
367 struct wpa_ssid *ssid = wpa_s->current_ssid;
368 ret = os_snprintf(pos, end - pos, "bssid=" MACSTR "\n",
369 MAC2STR(wpa_s->bssid));
370 if (ret < 0 || ret >= end - pos)
371 return pos - buf;
372 pos += ret;
373 if (ssid) {
374 u8 *_ssid = ssid->ssid;
375 size_t ssid_len = ssid->ssid_len;
376 u8 ssid_buf[MAX_SSID_LEN];
377 if (ssid_len == 0) {
378 int _res = wpa_drv_get_ssid(wpa_s, ssid_buf);
379 if (_res < 0)
380 ssid_len = 0;
381 else
382 ssid_len = _res;
383 _ssid = ssid_buf;
384 }
385 ret = os_snprintf(pos, end - pos, "ssid=%s\nid=%d\n",
386 wpa_ssid_txt(_ssid, ssid_len),
387 ssid->id);
388 if (ret < 0 || ret >= end - pos)
389 return pos - buf;
390 pos += ret;
391
392 if (ssid->id_str) {
393 ret = os_snprintf(pos, end - pos,
394 "id_str=%s\n",
395 ssid->id_str);
396 if (ret < 0 || ret >= end - pos)
397 return pos - buf;
398 pos += ret;
399 }
400 }
401
402 pos += wpa_sm_get_status(wpa_s->wpa, pos, end - pos, verbose);
403 }
404 ret = os_snprintf(pos, end - pos, "wpa_state=%s\n",
405 wpa_supplicant_state_txt(wpa_s->wpa_state));
406 if (ret < 0 || ret >= end - pos)
407 return pos - buf;
408 pos += ret;
409
410 if (wpa_s->l2 &&
411 l2_packet_get_ip_addr(wpa_s->l2, tmp, sizeof(tmp)) >= 0) {
412 ret = os_snprintf(pos, end - pos, "ip_address=%s\n", tmp);
413 if (ret < 0 || ret >= end - pos)
414 return pos - buf;
415 pos += ret;
416 }
417
56586197
JM		 418 if (wpa_key_mgmt_wpa_ieee8021x(wpa_s->key_mgmt) ||
419 wpa_s->key_mgmt == WPA_KEY_MGMT_IEEE8021X_NO_WPA) {
6fc6879b
JM		 420 res = eapol_sm_get_status(wpa_s->eapol, pos, end - pos,
421 verbose);
422 if (res >= 0)
423 pos += res;
424 }
425
426 res = rsn_preauth_get_status(wpa_s->wpa, pos, end - pos, verbose);
427 if (res >= 0)
428 pos += res;
429
430 return pos - buf;
431}
432
433
434static int wpa_supplicant_ctrl_iface_bssid(struct wpa_supplicant *wpa_s,
435 char *cmd)
436{
437 char *pos;
438 int id;
439 struct wpa_ssid *ssid;
440 u8 bssid[ETH_ALEN];
441
442 /* cmd: "<network id> <BSSID>" */
443 pos = os_strchr(cmd, ' ');
444 if (pos == NULL)
445 return -1;
446 *pos++ = '\0';
447 id = atoi(cmd);
448 wpa_printf(MSG_DEBUG, "CTRL_IFACE: id=%d bssid='%s'", id, pos);
449 if (hwaddr_aton(pos, bssid)) {
450 wpa_printf(MSG_DEBUG ,"CTRL_IFACE: invalid BSSID '%s'", pos);
451 return -1;
452 }
453
454 ssid = wpa_config_get_network(wpa_s->conf, id);
455 if (ssid == NULL) {
456 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find SSID id=%d "
457 "to update", id);
458 return -1;
459 }
460
461 os_memcpy(ssid->bssid, bssid, ETH_ALEN);
a8e16edc 462 ssid->bssid_set = !is_zero_ether_addr(bssid);
6fc6879b
JM		 463
464 return 0;
465}
466
467
468static int wpa_supplicant_ctrl_iface_list_networks(
469 struct wpa_supplicant *wpa_s, char *buf, size_t buflen)
470{
471 char *pos, *end;
472 struct wpa_ssid *ssid;
473 int ret;
474
475 pos = buf;
476 end = buf + buflen;
477 ret = os_snprintf(pos, end - pos,
478 "network id / ssid / bssid / flags\n");
479 if (ret < 0 || ret >= end - pos)
480 return pos - buf;
481 pos += ret;
482
483 ssid = wpa_s->conf->ssid;
484 while (ssid) {
485 ret = os_snprintf(pos, end - pos, "%d\t%s",
486 ssid->id,
487 wpa_ssid_txt(ssid->ssid, ssid->ssid_len));
488 if (ret < 0 || ret >= end - pos)
489 return pos - buf;
490 pos += ret;
491 if (ssid->bssid_set) {
492 ret = os_snprintf(pos, end - pos, "\t" MACSTR,
493 MAC2STR(ssid->bssid));
494 } else {
495 ret = os_snprintf(pos, end - pos, "\tany");
496 }
497 if (ret < 0 || ret >= end - pos)
498 return pos - buf;
499 pos += ret;
500 ret = os_snprintf(pos, end - pos, "\t%s%s",
501 ssid == wpa_s->current_ssid ?
502 "[CURRENT]" : "",
503 ssid->disabled ? "[DISABLED]" : "");
504 if (ret < 0 || ret >= end - pos)
505 return pos - buf;
506 pos += ret;
507 ret = os_snprintf(pos, end - pos, "\n");
508 if (ret < 0 || ret >= end - pos)
509 return pos - buf;
510 pos += ret;
511
512 ssid = ssid->next;
513 }
514
515 return pos - buf;
516}
517
518
519static char * wpa_supplicant_cipher_txt(char *pos, char *end, int cipher)
520{
521 int first = 1, ret;
522 ret = os_snprintf(pos, end - pos, "-");
523 if (ret < 0 || ret >= end - pos)
524 return pos;
525 pos += ret;
526 if (cipher & WPA_CIPHER_NONE) {
527 ret = os_snprintf(pos, end - pos, "%sNONE", first ? "" : "+");
528 if (ret < 0 || ret >= end - pos)
529 return pos;
530 pos += ret;
531 first = 0;
532 }
533 if (cipher & WPA_CIPHER_WEP40) {
534 ret = os_snprintf(pos, end - pos, "%sWEP40", first ? "" : "+");
535 if (ret < 0 || ret >= end - pos)
536 return pos;
537 pos += ret;
538 first = 0;
539 }
540 if (cipher & WPA_CIPHER_WEP104) {
541 ret = os_snprintf(pos, end - pos, "%sWEP104",
542 first ? "" : "+");
543 if (ret < 0 || ret >= end - pos)
544 return pos;
545 pos += ret;
546 first = 0;
547 }
548 if (cipher & WPA_CIPHER_TKIP) {
549 ret = os_snprintf(pos, end - pos, "%sTKIP", first ? "" : "+");
550 if (ret < 0 || ret >= end - pos)
551 return pos;
552 pos += ret;
553 first = 0;
554 }
555 if (cipher & WPA_CIPHER_CCMP) {
556 ret = os_snprintf(pos, end - pos, "%sCCMP", first ? "" : "+");
557 if (ret < 0 || ret >= end - pos)
558 return pos;
559 pos += ret;
560 first = 0;
561 }
562 return pos;
563}
564
565
566static char * wpa_supplicant_ie_txt(char *pos, char *end, const char *proto,
567 const u8 *ie, size_t ie_len)
568{
569 struct wpa_ie_data data;
570 int first, ret;
571
572 ret = os_snprintf(pos, end - pos, "[%s-", proto);
573 if (ret < 0 || ret >= end - pos)
574 return pos;
575 pos += ret;
576
577 if (wpa_parse_wpa_ie(ie, ie_len, &data) < 0) {
578 ret = os_snprintf(pos, end - pos, "?]");
579 if (ret < 0 || ret >= end - pos)
580 return pos;
581 pos += ret;
582 return pos;
583 }
584
585 first = 1;
586 if (data.key_mgmt & WPA_KEY_MGMT_IEEE8021X) {
587 ret = os_snprintf(pos, end - pos, "%sEAP", first ? "" : "+");
588 if (ret < 0 || ret >= end - pos)
589 return pos;
590 pos += ret;
591 first = 0;
592 }
593 if (data.key_mgmt & WPA_KEY_MGMT_PSK) {
594 ret = os_snprintf(pos, end - pos, "%sPSK", first ? "" : "+");
595 if (ret < 0 || ret >= end - pos)
596 return pos;
597 pos += ret;
598 first = 0;
599 }
600 if (data.key_mgmt & WPA_KEY_MGMT_WPA_NONE) {
601 ret = os_snprintf(pos, end - pos, "%sNone", first ? "" : "+");
602 if (ret < 0 || ret >= end - pos)
603 return pos;
604 pos += ret;
605 first = 0;
606 }
607#ifdef CONFIG_IEEE80211R
608 if (data.key_mgmt & WPA_KEY_MGMT_FT_IEEE8021X) {
609 ret = os_snprintf(pos, end - pos, "%sFT/EAP",
610 first ? "" : "+");
611 if (ret < 0 || ret >= end - pos)
612 return pos;
613 pos += ret;
614 first = 0;
615 }
616 if (data.key_mgmt & WPA_KEY_MGMT_FT_PSK) {
617 ret = os_snprintf(pos, end - pos, "%sFT/PSK",
618 first ? "" : "+");
619 if (ret < 0 || ret >= end - pos)
620 return pos;
621 pos += ret;
622 first = 0;
623 }
624#endif /* CONFIG_IEEE80211R */
56586197
JM		 625#ifdef CONFIG_IEEE80211W
626 if (data.key_mgmt & WPA_KEY_MGMT_IEEE8021X_SHA256) {
627 ret = os_snprintf(pos, end - pos, "%sEAP-SHA256",
628 first ? "" : "+");
629 if (ret < 0 || ret >= end - pos)
630 return pos;
631 pos += ret;
632 first = 0;
633 }
634 if (data.key_mgmt & WPA_KEY_MGMT_PSK_SHA256) {
635 ret = os_snprintf(pos, end - pos, "%sPSK-SHA256",
636 first ? "" : "+");
637 if (ret < 0 || ret >= end - pos)
638 return pos;
639 pos += ret;
640 first = 0;
641 }
642#endif /* CONFIG_IEEE80211W */
6fc6879b
JM		 643
644 pos = wpa_supplicant_cipher_txt(pos, end, data.pairwise_cipher);
645
646 if (data.capabilities & WPA_CAPABILITY_PREAUTH) {
647 ret = os_snprintf(pos, end - pos, "-preauth");
648 if (ret < 0 || ret >= end - pos)
649 return pos;
650 pos += ret;
651 }
652
653 ret = os_snprintf(pos, end - pos, "]");
654 if (ret < 0 || ret >= end - pos)
655 return pos;
656 pos += ret;
657
658 return pos;
659}
660
eef7d7a1
JM		 661static char * wpa_supplicant_wps_ie_txt(char *pos, char *end,
662 const struct wpa_scan_res *res)
663{
664#ifdef CONFIG_WPS
665 struct wpabuf *wps_ie;
666 int ret;
667 const char *txt;
668
669 wps_ie = wpa_scan_get_vendor_ie_multi(res, WPS_IE_VENDOR_TYPE);
670 if (wps_ie == NULL)
671 return pos;
672
673 if (wps_is_selected_pbc_registrar(wps_ie))
674 txt = "[WPS-PBC]";
675 else if (wps_is_selected_pin_registrar(wps_ie))
676 txt = "[WPS-PIN]";
677 else
678 txt = "[WPS]";
679
680 ret = os_snprintf(pos, end - pos, "%s", txt);
681 if (ret >= 0 && ret < end - pos)
682 pos += ret;
683 wpabuf_free(wps_ie);
684#endif /* CONFIG_WPS */
685
686 return pos;
687}
688
6fc6879b
JM		 689
690/* Format one result on one text line into a buffer. */
691static int wpa_supplicant_ctrl_iface_scan_result(
692 const struct wpa_scan_res *res, char *buf, size_t buflen)
693{
694 char *pos, *end;
695 int ret;
696 const u8 *ie, *ie2;
697
698 pos = buf;
699 end = buf + buflen;
700
701 ret = os_snprintf(pos, end - pos, MACSTR "\t%d\t%d\t",
702 MAC2STR(res->bssid), res->freq, res->level);
703 if (ret < 0 || ret >= end - pos)
704 return pos - buf;
705 pos += ret;
706 ie = wpa_scan_get_vendor_ie(res, WPA_IE_VENDOR_TYPE);
707 if (ie)
708 pos = wpa_supplicant_ie_txt(pos, end, "WPA", ie, 2 + ie[1]);
709 ie2 = wpa_scan_get_ie(res, WLAN_EID_RSN);
710 if (ie2)
711 pos = wpa_supplicant_ie_txt(pos, end, "WPA2", ie2, 2 + ie2[1]);
eef7d7a1 712 pos = wpa_supplicant_wps_ie_txt(pos, end, res);
6fc6879b
JM		 713 if (!ie && !ie2 && res->caps & IEEE80211_CAP_PRIVACY) {
714 ret = os_snprintf(pos, end - pos, "[WEP]");
715 if (ret < 0 || ret >= end - pos)
716 return pos - buf;
717 pos += ret;
718 }
719 if (res->caps & IEEE80211_CAP_IBSS) {
720 ret = os_snprintf(pos, end - pos, "[IBSS]");
721 if (ret < 0 || ret >= end - pos)
722 return pos - buf;
723 pos += ret;
724 }
725
726 ie = wpa_scan_get_ie(res, WLAN_EID_SSID);
727 ret = os_snprintf(pos, end - pos, "\t%s",
728 ie ? wpa_ssid_txt(ie + 2, ie[1]) : "");
729 if (ret < 0 || ret >= end - pos)
730 return pos - buf;
731 pos += ret;
732
733 ret = os_snprintf(pos, end - pos, "\n");
734 if (ret < 0 || ret >= end - pos)
735 return pos - buf;
736 pos += ret;
737
738 return pos - buf;
739}
740
741
742static int wpa_supplicant_ctrl_iface_scan_results(
743 struct wpa_supplicant *wpa_s, char *buf, size_t buflen)
744{
745 char *pos, *end;
746 struct wpa_scan_res *res;
747 int ret;
748 size_t i;
749
750 if (wpa_s->scan_res == NULL &&
751 wpa_supplicant_get_scan_results(wpa_s) < 0)
752 return 0;
753
754 pos = buf;
755 end = buf + buflen;
756 ret = os_snprintf(pos, end - pos, "bssid / frequency / signal level / "
757 "flags / ssid\n");
758 if (ret < 0 || ret >= end - pos)
759 return pos - buf;
760 pos += ret;
761
762 for (i = 0; i < wpa_s->scan_res->num; i++) {
763 res = wpa_s->scan_res->res[i];
764 ret = wpa_supplicant_ctrl_iface_scan_result(res, pos,
765 end - pos);
766 if (ret < 0 || ret >= end - pos)
767 return pos - buf;
768 pos += ret;
769 }
770
771 return pos - buf;
772}
773
774
775static int wpa_supplicant_ctrl_iface_select_network(
776 struct wpa_supplicant *wpa_s, char *cmd)
777{
778 int id;
779 struct wpa_ssid *ssid;
780
781 /* cmd: "<network id>" or "any" */
782 if (os_strcmp(cmd, "any") == 0) {
783 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SELECT_NETWORK any");
784 ssid = wpa_s->conf->ssid;
785 while (ssid) {
786 ssid->disabled = 0;
787 ssid = ssid->next;
788 }
789 wpa_s->reassociate = 1;
790 wpa_supplicant_req_scan(wpa_s, 0, 0);
791 return 0;
792 }
793
794 id = atoi(cmd);
795 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SELECT_NETWORK id=%d", id);
796
797 ssid = wpa_config_get_network(wpa_s->conf, id);
798 if (ssid == NULL) {
799 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find network "
800 "id=%d", id);
801 return -1;
802 }
803
804 if (ssid != wpa_s->current_ssid && wpa_s->current_ssid)
805 wpa_supplicant_disassociate(wpa_s, WLAN_REASON_DEAUTH_LEAVING);
806
807 /* Mark all other networks disabled and trigger reassociation */
808 ssid = wpa_s->conf->ssid;
809 while (ssid) {
810 ssid->disabled = id != ssid->id;
811 ssid = ssid->next;
812 }
813 wpa_s->reassociate = 1;
814 wpa_supplicant_req_scan(wpa_s, 0, 0);
815
816 return 0;
817}
818
819
820static int wpa_supplicant_ctrl_iface_enable_network(
821 struct wpa_supplicant *wpa_s, char *cmd)
822{
823 int id;
824 struct wpa_ssid *ssid;
825
826 /* cmd: "<network id>" or "all" */
827 if (os_strcmp(cmd, "all") == 0) {
828 wpa_printf(MSG_DEBUG, "CTRL_IFACE: ENABLE_NETWORK all");
829 ssid = wpa_s->conf->ssid;
830 while (ssid) {
831 if (ssid == wpa_s->current_ssid && ssid->disabled)
832 wpa_s->reassociate = 1;
833 ssid->disabled = 0;
834 ssid = ssid->next;
835 }
836 if (wpa_s->reassociate)
837 wpa_supplicant_req_scan(wpa_s, 0, 0);
838 return 0;
839 }
840
841 id = atoi(cmd);
842 wpa_printf(MSG_DEBUG, "CTRL_IFACE: ENABLE_NETWORK id=%d", id);
843
844 ssid = wpa_config_get_network(wpa_s->conf, id);
845 if (ssid == NULL) {
846 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find network "
847 "id=%d", id);
848 return -1;
849 }
850
851 if (wpa_s->current_ssid == NULL && ssid->disabled) {
852 /*
853 * Try to reassociate since there is no current configuration
854 * and a new network was made available. */
855 wpa_s->reassociate = 1;
856 wpa_supplicant_req_scan(wpa_s, 0, 0);
857 }
858 ssid->disabled = 0;
859
860 return 0;
861}
862
863
864static int wpa_supplicant_ctrl_iface_disable_network(
865 struct wpa_supplicant *wpa_s, char *cmd)
866{
867 int id;
868 struct wpa_ssid *ssid;
869
870 /* cmd: "<network id>" or "all" */
871 if (os_strcmp(cmd, "all") == 0) {
872 wpa_printf(MSG_DEBUG, "CTRL_IFACE: DISABLE_NETWORK all");
873 ssid = wpa_s->conf->ssid;
874 while (ssid) {
875 ssid->disabled = 1;
876 ssid = ssid->next;
877 }
878 if (wpa_s->current_ssid)
879 wpa_supplicant_disassociate(wpa_s,
880 WLAN_REASON_DEAUTH_LEAVING);
881 return 0;
882 }
883
884 id = atoi(cmd);
885 wpa_printf(MSG_DEBUG, "CTRL_IFACE: DISABLE_NETWORK id=%d", id);
886
887 ssid = wpa_config_get_network(wpa_s->conf, id);
888 if (ssid == NULL) {
889 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find network "
890 "id=%d", id);
891 return -1;
892 }
893
894 if (ssid == wpa_s->current_ssid)
895 wpa_supplicant_disassociate(wpa_s, WLAN_REASON_DEAUTH_LEAVING);
896 ssid->disabled = 1;
897
898 return 0;
899}
900
901
902static int wpa_supplicant_ctrl_iface_add_network(
903 struct wpa_supplicant *wpa_s, char *buf, size_t buflen)
904{
905 struct wpa_ssid *ssid;
906 int ret;
907
908 wpa_printf(MSG_DEBUG, "CTRL_IFACE: ADD_NETWORK");
909
910 ssid = wpa_config_add_network(wpa_s->conf);
911 if (ssid == NULL)
912 return -1;
913 ssid->disabled = 1;
914 wpa_config_set_network_defaults(ssid);
915
916 ret = os_snprintf(buf, buflen, "%d\n", ssid->id);
917 if (ret < 0 || (size_t) ret >= buflen)
918 return -1;
919 return ret;
920}
921
922
923static int wpa_supplicant_ctrl_iface_remove_network(
924 struct wpa_supplicant *wpa_s, char *cmd)
925{
926 int id;
927 struct wpa_ssid *ssid;
928
929 /* cmd: "<network id>" or "all" */
930 if (os_strcmp(cmd, "all") == 0) {
931 wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_NETWORK all");
932 ssid = wpa_s->conf->ssid;
933 while (ssid) {
934 id = ssid->id;
935 ssid = ssid->next;
936 wpa_config_remove_network(wpa_s->conf, id);
937 }
938 if (wpa_s->current_ssid) {
939 eapol_sm_invalidate_cached_session(wpa_s->eapol);
940 wpa_supplicant_disassociate(wpa_s,
941 WLAN_REASON_DEAUTH_LEAVING);
942 }
943 return 0;
944 }
945
946 id = atoi(cmd);
947 wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_NETWORK id=%d", id);
948
949 ssid = wpa_config_get_network(wpa_s->conf, id);
950 if (ssid == NULL ||
951 wpa_config_remove_network(wpa_s->conf, id) < 0) {
952 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find network "
953 "id=%d", id);
954 return -1;
955 }
956
957 if (ssid == wpa_s->current_ssid) {
958 /*
959 * Invalidate the EAP session cache if the current network is
960 * removed.
961 */
962 eapol_sm_invalidate_cached_session(wpa_s->eapol);
963
964 wpa_supplicant_disassociate(wpa_s, WLAN_REASON_DEAUTH_LEAVING);
965 }
966
967 return 0;
968}
969
970
971static int wpa_supplicant_ctrl_iface_set_network(
972 struct wpa_supplicant *wpa_s, char *cmd)
973{
974 int id;
975 struct wpa_ssid *ssid;
976 char *name, *value;
977
978 /* cmd: "<network id> <variable name> <value>" */
979 name = os_strchr(cmd, ' ');
980 if (name == NULL)
981 return -1;
982 *name++ = '\0';
983
984 value = os_strchr(name, ' ');
985 if (value == NULL)
986 return -1;
987 *value++ = '\0';
988
989 id = atoi(cmd);
990 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SET_NETWORK id=%d name='%s'",
991 id, name);
992 wpa_hexdump_ascii_key(MSG_DEBUG, "CTRL_IFACE: value",
993 (u8 *) value, os_strlen(value));
994
995 ssid = wpa_config_get_network(wpa_s->conf, id);
996 if (ssid == NULL) {
997 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find network "
998 "id=%d", id);
999 return -1;
1000 }
1001
1002 if (wpa_config_set(ssid, name, value, 0) < 0) {
1003 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Failed to set network "
1004 "variable '%s'", name);
1005 return -1;
1006 }
1007
1008 if (wpa_s->current_ssid == ssid) {
1009 /*
1010 * Invalidate the EAP session cache if anything in the current
1011 * configuration changes.
1012 */
1013 eapol_sm_invalidate_cached_session(wpa_s->eapol);
1014 }
1015
1016 if ((os_strcmp(name, "psk") == 0 &&
1017 value[0] == '"' && ssid->ssid_len) ||
1018 (os_strcmp(name, "ssid") == 0 && ssid->passphrase))
1019 wpa_config_update_psk(ssid);
1020
1021 return 0;
1022}
1023
1024
1025static int wpa_supplicant_ctrl_iface_get_network(
1026 struct wpa_supplicant *wpa_s, char *cmd, char *buf, size_t buflen)
1027{
1028 int id;
1029 size_t res;
1030 struct wpa_ssid *ssid;
1031 char *name, *value;
1032
1033 /* cmd: "<network id> <variable name>" */
1034 name = os_strchr(cmd, ' ');
1035 if (name == NULL || buflen == 0)
1036 return -1;
1037 *name++ = '\0';
1038
1039 id = atoi(cmd);
1040 wpa_printf(MSG_DEBUG, "CTRL_IFACE: GET_NETWORK id=%d name='%s'",
1041 id, name);
1042
1043 ssid = wpa_config_get_network(wpa_s->conf, id);
1044 if (ssid == NULL) {
1045 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find network "
1046 "id=%d", id);
1047 return -1;
1048 }
1049
1050 value = wpa_config_get_no_key(ssid, name);
1051 if (value == NULL) {
1052 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Failed to get network "
1053 "variable '%s'", name);
1054 return -1;
1055 }
1056
1057 res = os_strlcpy(buf, value, buflen);
1058 if (res >= buflen) {
1059 os_free(value);
1060 return -1;
1061 }
1062
1063 os_free(value);
1064
1065 return res;
1066}
1067
1068
1069#ifndef CONFIG_NO_CONFIG_WRITE
1070static int wpa_supplicant_ctrl_iface_save_config(struct wpa_supplicant *wpa_s)
1071{
1072 int ret;
1073
1074 if (!wpa_s->conf->update_config) {
1075 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Not allowed "
1076 "to update configuration (update_config=0)");
1077 return -1;
1078 }
1079
1080 ret = wpa_config_write(wpa_s->confname, wpa_s->conf);
1081 if (ret) {
1082 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Failed to "
1083 "update configuration");
1084 } else {
1085 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Configuration"
1086 " updated");
1087 }
1088
1089 return ret;
1090}
1091#endif /* CONFIG_NO_CONFIG_WRITE */
1092
1093
1094static int ctrl_iface_get_capability_pairwise(int res, char *strict,
1095 struct wpa_driver_capa *capa,
1096 char *buf, size_t buflen)
1097{
1098 int ret, first = 1;
1099 char *pos, *end;
1100 size_t len;
1101
1102 pos = buf;
1103 end = pos + buflen;
1104
1105 if (res < 0) {
1106 if (strict)
1107 return 0;
1108 len = os_strlcpy(buf, "CCMP TKIP NONE", buflen);
1109 if (len >= buflen)
1110 return -1;
1111 return len;
1112 }
1113
1114 if (capa->enc & WPA_DRIVER_CAPA_ENC_CCMP) {
1115 ret = os_snprintf(pos, end - pos, "%sCCMP", first ? "" : " ");
1116 if (ret < 0 || ret >= end - pos)
1117 return pos - buf;
1118 pos += ret;
1119 first = 0;
1120 }
1121
1122 if (capa->enc & WPA_DRIVER_CAPA_ENC_TKIP) {
1123 ret = os_snprintf(pos, end - pos, "%sTKIP", first ? "" : " ");
1124 if (ret < 0 || ret >= end - pos)
1125 return pos - buf;
1126 pos += ret;
1127 first = 0;
1128 }
1129
1130 if (capa->key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_WPA_NONE) {
1131 ret = os_snprintf(pos, end - pos, "%sNONE", first ? "" : " ");
1132 if (ret < 0 || ret >= end - pos)
1133 return pos - buf;
1134 pos += ret;
1135 first = 0;
1136 }
1137
1138 return pos - buf;
1139}
1140
1141
1142static int ctrl_iface_get_capability_group(int res, char *strict,
1143 struct wpa_driver_capa *capa,
1144 char *buf, size_t buflen)
1145{
1146 int ret, first = 1;
1147 char *pos, *end;
1148 size_t len;
1149
1150 pos = buf;
1151 end = pos + buflen;
1152
1153 if (res < 0) {
1154 if (strict)
1155 return 0;
1156 len = os_strlcpy(buf, "CCMP TKIP WEP104 WEP40", buflen);
1157 if (len >= buflen)
1158 return -1;
1159 return len;
1160 }
1161
1162 if (capa->enc & WPA_DRIVER_CAPA_ENC_CCMP) {
1163 ret = os_snprintf(pos, end - pos, "%sCCMP", first ? "" : " ");
1164 if (ret < 0 || ret >= end - pos)
1165 return pos - buf;
1166 pos += ret;
1167 first = 0;
1168 }
1169
1170 if (capa->enc & WPA_DRIVER_CAPA_ENC_TKIP) {
1171 ret = os_snprintf(pos, end - pos, "%sTKIP", first ? "" : " ");
1172 if (ret < 0 || ret >= end - pos)
1173 return pos - buf;
1174 pos += ret;
1175 first = 0;
1176 }
1177
1178 if (capa->enc & WPA_DRIVER_CAPA_ENC_WEP104) {
1179 ret = os_snprintf(pos, end - pos, "%sWEP104",
1180 first ? "" : " ");
1181 if (ret < 0 || ret >= end - pos)
1182 return pos - buf;
1183 pos += ret;
1184 first = 0;
1185 }
1186
1187 if (capa->enc & WPA_DRIVER_CAPA_ENC_WEP40) {
1188 ret = os_snprintf(pos, end - pos, "%sWEP40", first ? "" : " ");
1189 if (ret < 0 || ret >= end - pos)
1190 return pos - buf;
1191 pos += ret;
1192 first = 0;
1193 }
1194
1195 return pos - buf;
1196}
1197
1198
1199static int ctrl_iface_get_capability_key_mgmt(int res, char *strict,
1200 struct wpa_driver_capa *capa,
1201 char *buf, size_t buflen)
1202{
1203 int ret;
1204 char *pos, *end;
1205 size_t len;
1206
1207 pos = buf;
1208 end = pos + buflen;
1209
1210 if (res < 0) {
1211 if (strict)
1212 return 0;
1213 len = os_strlcpy(buf, "WPA-PSK WPA-EAP IEEE8021X WPA-NONE "
1214 "NONE", buflen);
1215 if (len >= buflen)
1216 return -1;
1217 return len;
1218 }
1219
1220 ret = os_snprintf(pos, end - pos, "NONE IEEE8021X");
1221 if (ret < 0 || ret >= end - pos)
1222 return pos - buf;
1223 pos += ret;
1224
1225 if (capa->key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA |
1226 WPA_DRIVER_CAPA_KEY_MGMT_WPA2)) {
1227 ret = os_snprintf(pos, end - pos, " WPA-EAP");
1228 if (ret < 0 || ret >= end - pos)
1229 return pos - buf;
1230 pos += ret;
1231 }
1232
1233 if (capa->key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA_PSK |
1234 WPA_DRIVER_CAPA_KEY_MGMT_WPA2_PSK)) {
1235 ret = os_snprintf(pos, end - pos, " WPA-PSK");
1236 if (ret < 0 || ret >= end - pos)
1237 return pos - buf;
1238 pos += ret;
1239 }
1240
1241 if (capa->key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_WPA_NONE) {
1242 ret = os_snprintf(pos, end - pos, " WPA-NONE");
1243 if (ret < 0 || ret >= end - pos)
1244 return pos - buf;
1245 pos += ret;
1246 }
1247
1248 return pos - buf;
1249}
1250
1251
1252static int ctrl_iface_get_capability_proto(int res, char *strict,
1253 struct wpa_driver_capa *capa,
1254 char *buf, size_t buflen)
1255{
1256 int ret, first = 1;
1257 char *pos, *end;
1258 size_t len;
1259
1260 pos = buf;
1261 end = pos + buflen;
1262
1263 if (res < 0) {
1264 if (strict)
1265 return 0;
1266 len = os_strlcpy(buf, "RSN WPA", buflen);
1267 if (len >= buflen)
1268 return -1;
1269 return len;
1270 }
1271
1272 if (capa->key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA2 |
1273 WPA_DRIVER_CAPA_KEY_MGMT_WPA2_PSK)) {
1274 ret = os_snprintf(pos, end - pos, "%sRSN", first ? "" : " ");
1275 if (ret < 0 || ret >= end - pos)
1276 return pos - buf;
1277 pos += ret;
1278 first = 0;
1279 }
1280
1281 if (capa->key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA |
1282 WPA_DRIVER_CAPA_KEY_MGMT_WPA_PSK)) {
1283 ret = os_snprintf(pos, end - pos, "%sWPA", first ? "" : " ");
1284 if (ret < 0 || ret >= end - pos)
1285 return pos - buf;
1286 pos += ret;
1287 first = 0;
1288 }
1289
1290 return pos - buf;
1291}
1292
1293
1294static int ctrl_iface_get_capability_auth_alg(int res, char *strict,
1295 struct wpa_driver_capa *capa,
1296 char *buf, size_t buflen)
1297{
1298 int ret, first = 1;
1299 char *pos, *end;
1300 size_t len;
1301
1302 pos = buf;
1303 end = pos + buflen;
1304
1305 if (res < 0) {
1306 if (strict)
1307 return 0;
1308 len = os_strlcpy(buf, "OPEN SHARED LEAP", buflen);
1309 if (len >= buflen)
1310 return -1;
1311 return len;
1312 }
1313
1314 if (capa->auth & (WPA_DRIVER_AUTH_OPEN)) {
1315 ret = os_snprintf(pos, end - pos, "%sOPEN", first ? "" : " ");
1316 if (ret < 0 || ret >= end - pos)
1317 return pos - buf;
1318 pos += ret;
1319 first = 0;
1320 }
1321
1322 if (capa->auth & (WPA_DRIVER_AUTH_SHARED)) {
1323 ret = os_snprintf(pos, end - pos, "%sSHARED",
1324 first ? "" : " ");
1325 if (ret < 0 || ret >= end - pos)
1326 return pos - buf;
1327 pos += ret;
1328 first = 0;
1329 }
1330
1331 if (capa->auth & (WPA_DRIVER_AUTH_LEAP)) {
1332 ret = os_snprintf(pos, end - pos, "%sLEAP", first ? "" : " ");
1333 if (ret < 0 || ret >= end - pos)
1334 return pos - buf;
1335 pos += ret;
1336 first = 0;
1337 }
1338
1339 return pos - buf;
1340}
1341
1342
1343static int wpa_supplicant_ctrl_iface_get_capability(
1344 struct wpa_supplicant *wpa_s, const char *_field, char *buf,
1345 size_t buflen)
1346{
1347 struct wpa_driver_capa capa;
1348 int res;
1349 char *strict;
1350 char field[30];
1351 size_t len;
1352
1353 /* Determine whether or not strict checking was requested */
1354 len = os_strlcpy(field, _field, sizeof(field));
1355 if (len >= sizeof(field))
1356 return -1;
1357 strict = os_strchr(field, ' ');
1358 if (strict != NULL) {
1359 *strict++ = '\0';
1360 if (os_strcmp(strict, "strict") != 0)
1361 return -1;
1362 }
1363
1364 wpa_printf(MSG_DEBUG, "CTRL_IFACE: GET_CAPABILITY '%s' %s",
1365 field, strict ? strict : "");
1366
1367 if (os_strcmp(field, "eap") == 0) {
1368 return eap_get_names(buf, buflen);
1369 }
1370
1371 res = wpa_drv_get_capa(wpa_s, &capa);
1372
1373 if (os_strcmp(field, "pairwise") == 0)
1374 return ctrl_iface_get_capability_pairwise(res, strict, &capa,
1375 buf, buflen);
1376
1377 if (os_strcmp(field, "group") == 0)
1378 return ctrl_iface_get_capability_group(res, strict, &capa,
1379 buf, buflen);
1380
1381 if (os_strcmp(field, "key_mgmt") == 0)
1382 return ctrl_iface_get_capability_key_mgmt(res, strict, &capa,
1383 buf, buflen);
1384
1385 if (os_strcmp(field, "proto") == 0)
1386 return ctrl_iface_get_capability_proto(res, strict, &capa,
1387 buf, buflen);
1388
1389 if (os_strcmp(field, "auth_alg") == 0)
1390 return ctrl_iface_get_capability_auth_alg(res, strict, &capa,
1391 buf, buflen);
1392
1393 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Unknown GET_CAPABILITY field '%s'",
1394 field);
1395
1396 return -1;
1397}
1398
1399
1400static int wpa_supplicant_ctrl_iface_bss(struct wpa_supplicant *wpa_s,
1401 const char *cmd, char *buf,
1402 size_t buflen)
1403{
1404 u8 bssid[ETH_ALEN];
1405 size_t i;
1406 struct wpa_scan_results *results;
1407 struct wpa_scan_res *bss;
1408 int ret;
1409 char *pos, *end;
1410 const u8 *ie, *ie2;
1411
e3e51d9f
JM		 1412 if (wpa_s->scan_res == NULL &&
1413 wpa_supplicant_get_scan_results(wpa_s) < 0)
1414 return 0;
1415
6fc6879b
JM		 1416 results = wpa_s->scan_res;
1417 if (results == NULL)
1418 return 0;
1419
1420 if (hwaddr_aton(cmd, bssid) == 0) {
1421 for (i = 0; i < results->num; i++) {
1422 if (os_memcmp(bssid, results->res[i]->bssid, ETH_ALEN)
1423 == 0)
1424 break;
1425 }
1426 } else
1427 i = atoi(cmd);
1428
1429 if (i >= results->num || results->res[i] == NULL)
1430 return 0; /* no match found */
1431
1432 bss = results->res[i];
1433 pos = buf;
1434 end = buf + buflen;
3fd0b8f1
JM		 1435 ret = os_snprintf(pos, end - pos,
1436 "bssid=" MACSTR "\n"
1437 "freq=%d\n"
1438 "beacon_int=%d\n"
1439 "capabilities=0x%04x\n"
1440 "qual=%d\n"
1441 "noise=%d\n"
1442 "level=%d\n"
1443 "tsf=%016llu\n"
1444 "ie=",
1445 MAC2STR(bss->bssid), bss->freq, bss->beacon_int,
1446 bss->caps, bss->qual, bss->noise, bss->level,
1447 (unsigned long long) bss->tsf);
6fc6879b
JM		 1448 if (ret < 0 || ret >= end - pos)
1449 return pos - buf;
1450 pos += ret;
1451
1452 ie = (const u8 *) (bss + 1);
1453 for (i = 0; i < bss->ie_len; i++) {
3fd0b8f1 1454 ret = os_snprintf(pos, end - pos, "%02x", *ie++);
6fc6879b
JM		 1455 if (ret < 0 || ret >= end - pos)
1456 return pos - buf;
1457 pos += ret;
1458 }
1459
3fd0b8f1 1460 ret = os_snprintf(pos, end - pos, "\n");
6fc6879b
JM		 1461 if (ret < 0 || ret >= end - pos)
1462 return pos - buf;
1463 pos += ret;
1464
1465 ret = os_snprintf(pos, end - pos, "flags=");
1466 if (ret < 0 || ret >= end - pos)
1467 return pos - buf;
1468 pos += ret;
1469
1470 ie = wpa_scan_get_vendor_ie(bss, WPA_IE_VENDOR_TYPE);
1471 if (ie)
1472 pos = wpa_supplicant_ie_txt(pos, end, "WPA", ie, 2 + ie[1]);
1473 ie2 = wpa_scan_get_ie(bss, WLAN_EID_RSN);
1474 if (ie2)
1475 pos = wpa_supplicant_ie_txt(pos, end, "WPA2", ie2, 2 + ie2[1]);
eef7d7a1 1476 pos = wpa_supplicant_wps_ie_txt(pos, end, bss);
6fc6879b
JM		 1477 if (!ie && !ie2 && bss->caps & IEEE80211_CAP_PRIVACY) {
1478 ret = os_snprintf(pos, end - pos, "[WEP]");
1479 if (ret < 0 || ret >= end - pos)
1480 return pos - buf;
1481 pos += ret;
1482 }
1483 if (bss->caps & IEEE80211_CAP_IBSS) {
1484 ret = os_snprintf(pos, end - pos, "[IBSS]");
1485 if (ret < 0 || ret >= end - pos)
1486 return pos - buf;
1487 pos += ret;
1488 }
1489
3fd0b8f1 1490 ret = os_snprintf(pos, end - pos, "\n");
6fc6879b
JM		 1491 if (ret < 0 || ret >= end - pos)
1492 return pos - buf;
1493 pos += ret;
1494
1495 ie = wpa_scan_get_ie(bss, WLAN_EID_SSID);
1496 ret = os_snprintf(pos, end - pos, "ssid=%s\n",
1497 ie ? wpa_ssid_txt(ie + 2, ie[1]) : "");
1498 if (ret < 0 || ret >= end - pos)
1499 return pos - buf;
1500 pos += ret;
1501
1502 return pos - buf;
1503}
1504
1505
1506static int wpa_supplicant_ctrl_iface_ap_scan(
1507 struct wpa_supplicant *wpa_s, char *cmd)
1508{
1509 int ap_scan = atoi(cmd);
1510
1511 if (ap_scan < 0 || ap_scan > 2)
1512 return -1;
1513 wpa_s->conf->ap_scan = ap_scan;
1514 return 0;
1515}
1516
1517
1518char * wpa_supplicant_ctrl_iface_process(struct wpa_supplicant *wpa_s,
1519 char *buf, size_t *resp_len)
1520{
1521 char *reply;
1522 const int reply_size = 2048;
1523 int ctrl_rsp = 0;
1524 int reply_len;
1525
1526 if (os_strncmp(buf, WPA_CTRL_RSP, os_strlen(WPA_CTRL_RSP)) == 0 ||
1527 os_strncmp(buf, "SET_NETWORK ", 12) == 0) {
1528 wpa_hexdump_ascii_key(MSG_DEBUG, "RX ctrl_iface",
1529 (const u8 *) buf, os_strlen(buf));
1530 } else {
1531 wpa_hexdump_ascii(MSG_DEBUG, "RX ctrl_iface",
1532 (const u8 *) buf, os_strlen(buf));
1533 }
1534
1535 reply = os_malloc(reply_size);
1536 if (reply == NULL) {
1537 *resp_len = 1;
1538 return NULL;
1539 }
1540
1541 os_memcpy(reply, "OK\n", 3);
1542 reply_len = 3;
1543
1544 if (os_strcmp(buf, "PING") == 0) {
1545 os_memcpy(reply, "PONG\n", 5);
1546 reply_len = 5;
1547 } else if (os_strcmp(buf, "MIB") == 0) {
1548 reply_len = wpa_sm_get_mib(wpa_s->wpa, reply, reply_size);
1549 if (reply_len >= 0) {
1550 int res;
1551 res = eapol_sm_get_mib(wpa_s->eapol, reply + reply_len,
1552 reply_size - reply_len);
1553 if (res < 0)
1554 reply_len = -1;
1555 else
1556 reply_len += res;
1557 }
1558 } else if (os_strncmp(buf, "STATUS", 6) == 0) {
1559 reply_len = wpa_supplicant_ctrl_iface_status(
1560 wpa_s, buf + 6, reply, reply_size);
1561 } else if (os_strcmp(buf, "PMKSA") == 0) {
540264a7
JM		 1562 reply_len = wpa_sm_pmksa_cache_list(wpa_s->wpa, reply,
1563 reply_size);
6fc6879b
JM		 1564 } else if (os_strncmp(buf, "SET ", 4) == 0) {
1565 if (wpa_supplicant_ctrl_iface_set(wpa_s, buf + 4))
1566 reply_len = -1;
1567 } else if (os_strcmp(buf, "LOGON") == 0) {
1568 eapol_sm_notify_logoff(wpa_s->eapol, FALSE);
1569 } else if (os_strcmp(buf, "LOGOFF") == 0) {
1570 eapol_sm_notify_logoff(wpa_s->eapol, TRUE);
1571 } else if (os_strcmp(buf, "REASSOCIATE") == 0) {
1572 wpa_s->disconnected = 0;
1573 wpa_s->reassociate = 1;
1574 wpa_supplicant_req_scan(wpa_s, 0, 0);
1575 } else if (os_strcmp(buf, "RECONNECT") == 0) {
1576 if (wpa_s->disconnected) {
1577 wpa_s->disconnected = 0;
1578 wpa_s->reassociate = 1;
1579 wpa_supplicant_req_scan(wpa_s, 0, 0);
1580 }
ec717917 1581#ifdef IEEE8021X_EAPOL
6fc6879b
JM		 1582 } else if (os_strncmp(buf, "PREAUTH ", 8) == 0) {
1583 if (wpa_supplicant_ctrl_iface_preauth(wpa_s, buf + 8))
1584 reply_len = -1;
ec717917 1585#endif /* IEEE8021X_EAPOL */
6fc6879b
JM		 1586#ifdef CONFIG_PEERKEY
1587 } else if (os_strncmp(buf, "STKSTART ", 9) == 0) {
1588 if (wpa_supplicant_ctrl_iface_stkstart(wpa_s, buf + 9))
1589 reply_len = -1;
1590#endif /* CONFIG_PEERKEY */
1591#ifdef CONFIG_IEEE80211R
1592 } else if (os_strncmp(buf, "FT_DS ", 6) == 0) {
1593 if (wpa_supplicant_ctrl_iface_ft_ds(wpa_s, buf + 6))
1594 reply_len = -1;
1595#endif /* CONFIG_IEEE80211R */
fcc60db4
JM		 1596#ifdef CONFIG_WPS
1597 } else if (os_strcmp(buf, "WPS_PBC") == 0) {
1598 if (wpa_supplicant_ctrl_iface_wps_pbc(wpa_s, NULL))
1599 reply_len = -1;
1600 } else if (os_strncmp(buf, "WPS_PBC ", 8) == 0) {
1601 if (wpa_supplicant_ctrl_iface_wps_pbc(wpa_s, buf + 8))
1602 reply_len = -1;
1603 } else if (os_strncmp(buf, "WPS_PIN ", 8) == 0) {
1604 reply_len = wpa_supplicant_ctrl_iface_wps_pin(wpa_s, buf + 8,
1605 reply,
1606 reply_size);
116f7bb0 1607#ifdef CONFIG_WPS_OOB
46bdb83a
MH		 1608 } else if (os_strncmp(buf, "WPS_OOB ", 8) == 0) {
1609 if (wpa_supplicant_ctrl_iface_wps_oob(wpa_s, buf + 8))
1610 reply_len = -1;
116f7bb0 1611#endif /* CONFIG_WPS_OOB */
fcc60db4
JM		 1612 } else if (os_strncmp(buf, "WPS_REG ", 8) == 0) {
1613 if (wpa_supplicant_ctrl_iface_wps_reg(wpa_s, buf + 8))
1614 reply_len = -1;
1615#endif /* CONFIG_WPS */
11ef8d35
JM		 1616#ifdef CONFIG_IBSS_RSN
1617 } else if (os_strncmp(buf, "IBSS_RSN ", 9) == 0) {
1618 if (wpa_supplicant_ctrl_iface_ibss_rsn(wpa_s, buf + 9))
1619 reply_len = -1;
1620#endif /* CONFIG_IBSS_RSN */
6fc6879b
JM		 1621 } else if (os_strncmp(buf, WPA_CTRL_RSP, os_strlen(WPA_CTRL_RSP)) == 0)
1622 {
1623 if (wpa_supplicant_ctrl_iface_ctrl_rsp(
1624 wpa_s, buf + os_strlen(WPA_CTRL_RSP)))
1625 reply_len = -1;
1626 else
1627 ctrl_rsp = 1;
1628 } else if (os_strcmp(buf, "RECONFIGURE") == 0) {
1629 if (wpa_supplicant_reload_configuration(wpa_s))
1630 reply_len = -1;
1631 } else if (os_strcmp(buf, "TERMINATE") == 0) {
1632 eloop_terminate();
1633 } else if (os_strncmp(buf, "BSSID ", 6) == 0) {
1634 if (wpa_supplicant_ctrl_iface_bssid(wpa_s, buf + 6))
1635 reply_len = -1;
1636 } else if (os_strcmp(buf, "LIST_NETWORKS") == 0) {
1637 reply_len = wpa_supplicant_ctrl_iface_list_networks(
1638 wpa_s, reply, reply_size);
1639 } else if (os_strcmp(buf, "DISCONNECT") == 0) {
1640 wpa_s->reassociate = 0;
1641 wpa_s->disconnected = 1;
1642 wpa_supplicant_disassociate(wpa_s, WLAN_REASON_DEAUTH_LEAVING);
1643 } else if (os_strcmp(buf, "SCAN") == 0) {
1644 wpa_s->scan_req = 2;
1645 wpa_supplicant_req_scan(wpa_s, 0, 0);
1646 } else if (os_strcmp(buf, "SCAN_RESULTS") == 0) {
1647 reply_len = wpa_supplicant_ctrl_iface_scan_results(
1648 wpa_s, reply, reply_size);
1649 } else if (os_strncmp(buf, "SELECT_NETWORK ", 15) == 0) {
1650 if (wpa_supplicant_ctrl_iface_select_network(wpa_s, buf + 15))
1651 reply_len = -1;
1652 } else if (os_strncmp(buf, "ENABLE_NETWORK ", 15) == 0) {
1653 if (wpa_supplicant_ctrl_iface_enable_network(wpa_s, buf + 15))
1654 reply_len = -1;
1655 } else if (os_strncmp(buf, "DISABLE_NETWORK ", 16) == 0) {
1656 if (wpa_supplicant_ctrl_iface_disable_network(wpa_s, buf + 16))
1657 reply_len = -1;
1658 } else if (os_strcmp(buf, "ADD_NETWORK") == 0) {
1659 reply_len = wpa_supplicant_ctrl_iface_add_network(
1660 wpa_s, reply, reply_size);
1661 } else if (os_strncmp(buf, "REMOVE_NETWORK ", 15) == 0) {
1662 if (wpa_supplicant_ctrl_iface_remove_network(wpa_s, buf + 15))
1663 reply_len = -1;
1664 } else if (os_strncmp(buf, "SET_NETWORK ", 12) == 0) {
1665 if (wpa_supplicant_ctrl_iface_set_network(wpa_s, buf + 12))
1666 reply_len = -1;
1667 } else if (os_strncmp(buf, "GET_NETWORK ", 12) == 0) {
1668 reply_len = wpa_supplicant_ctrl_iface_get_network(
1669 wpa_s, buf + 12, reply, reply_size);
1670#ifndef CONFIG_NO_CONFIG_WRITE
1671 } else if (os_strcmp(buf, "SAVE_CONFIG") == 0) {
1672 if (wpa_supplicant_ctrl_iface_save_config(wpa_s))
1673 reply_len = -1;
1674#endif /* CONFIG_NO_CONFIG_WRITE */
1675 } else if (os_strncmp(buf, "GET_CAPABILITY ", 15) == 0) {
1676 reply_len = wpa_supplicant_ctrl_iface_get_capability(
1677 wpa_s, buf + 15, reply, reply_size);
1678 } else if (os_strncmp(buf, "AP_SCAN ", 8) == 0) {
1679 if (wpa_supplicant_ctrl_iface_ap_scan(wpa_s, buf + 8))
1680 reply_len = -1;
4b4a8ae5
JM		 1681 } else if (os_strcmp(buf, "INTERFACE_LIST") == 0) {
1682 reply_len = wpa_supplicant_global_iface_list(
1683 wpa_s->global, reply, reply_size);
6fc6879b
JM		 1684 } else if (os_strcmp(buf, "INTERFACES") == 0) {
1685 reply_len = wpa_supplicant_global_iface_interfaces(
1686 wpa_s->global, reply, reply_size);
1687 } else if (os_strncmp(buf, "BSS ", 4) == 0) {
1688 reply_len = wpa_supplicant_ctrl_iface_bss(
1689 wpa_s, buf + 4, reply, reply_size);
1690 } else {
1691 os_memcpy(reply, "UNKNOWN COMMAND\n", 16);
1692 reply_len = 16;
1693 }
1694
1695 if (reply_len < 0) {
1696 os_memcpy(reply, "FAIL\n", 5);
1697 reply_len = 5;
1698 }
1699
1700 if (ctrl_rsp)
1701 eapol_sm_notify_ctrl_response(wpa_s->eapol);
1702
1703 *resp_len = reply_len;
1704 return reply;
1705}
1706
1707
1708static int wpa_supplicant_global_iface_add(struct wpa_global *global,
1709 char *cmd)
1710{
1711 struct wpa_interface iface;
1712 char *pos;
1713
1714 /*
1715 * <ifname>TAB<confname>TAB<driver>TAB<ctrl_interface>TAB<driver_param>
1716 * TAB<bridge_ifname>
1717 */
1718 wpa_printf(MSG_DEBUG, "CTRL_IFACE GLOBAL INTERFACE_ADD '%s'", cmd);
1719
1720 os_memset(&iface, 0, sizeof(iface));
1721
1722 do {
1723 iface.ifname = pos = cmd;
1724 pos = os_strchr(pos, '\t');
1725 if (pos)
1726 *pos++ = '\0';
1727 if (iface.ifname[0] == '\0')
1728 return -1;
1729 if (pos == NULL)
1730 break;
1731
1732 iface.confname = pos;
1733 pos = os_strchr(pos, '\t');
1734 if (pos)
1735 *pos++ = '\0';
1736 if (iface.confname[0] == '\0')
1737 iface.confname = NULL;
1738 if (pos == NULL)
1739 break;
1740
1741 iface.driver = pos;
1742 pos = os_strchr(pos, '\t');
1743 if (pos)
1744 *pos++ = '\0';
1745 if (iface.driver[0] == '\0')
1746 iface.driver = NULL;
1747 if (pos == NULL)
1748 break;
1749
1750 iface.ctrl_interface = pos;
1751 pos = os_strchr(pos, '\t');
1752 if (pos)
1753 *pos++ = '\0';
1754 if (iface.ctrl_interface[0] == '\0')
1755 iface.ctrl_interface = NULL;
1756 if (pos == NULL)
1757 break;
1758
1759 iface.driver_param = pos;
1760 pos = os_strchr(pos, '\t');
1761 if (pos)
1762 *pos++ = '\0';
1763 if (iface.driver_param[0] == '\0')
1764 iface.driver_param = NULL;
1765 if (pos == NULL)
1766 break;
1767
1768 iface.bridge_ifname = pos;
1769 pos = os_strchr(pos, '\t');
1770 if (pos)
1771 *pos++ = '\0';
1772 if (iface.bridge_ifname[0] == '\0')
1773 iface.bridge_ifname = NULL;
1774 if (pos == NULL)
1775 break;
1776 } while (0);
1777
1778 if (wpa_supplicant_get_iface(global, iface.ifname))
1779 return -1;
1780
1781 return wpa_supplicant_add_iface(global, &iface) ? 0 : -1;
1782}
1783
1784
1785static int wpa_supplicant_global_iface_remove(struct wpa_global *global,
1786 char *cmd)
1787{
1788 struct wpa_supplicant *wpa_s;
1789
1790 wpa_printf(MSG_DEBUG, "CTRL_IFACE GLOBAL INTERFACE_REMOVE '%s'", cmd);
1791
1792 wpa_s = wpa_supplicant_get_iface(global, cmd);
1793 if (wpa_s == NULL)
1794 return -1;
1795 return wpa_supplicant_remove_iface(global, wpa_s);
1796}
1797
1798
4b4a8ae5
JM		 1799static void wpa_free_iface_info(struct wpa_interface_info *iface)
1800{
1801 struct wpa_interface_info *prev;
1802
1803 while (iface) {
1804 prev = iface;
1805 iface = iface->next;
1806
1807 os_free(prev->ifname);
1808 os_free(prev->desc);
1809 os_free(prev);
1810 }
1811}
1812
1813
1814static int wpa_supplicant_global_iface_list(struct wpa_global *global,
1815 char *buf, int len)
1816{
1817 int i, res;
1818 struct wpa_interface_info *iface = NULL, *last = NULL, *tmp;
1819 char *pos, *end;
1820
1821 for (i = 0; wpa_supplicant_drivers[i]; i++) {
1822 struct wpa_driver_ops *drv = wpa_supplicant_drivers[i];
1823 if (drv->get_interfaces == NULL)
1824 continue;
1825 tmp = drv->get_interfaces(global->drv_priv);
1826 if (tmp == NULL)
1827 continue;
1828
1829 if (last == NULL)
1830 iface = last = tmp;
1831 else
1832 last->next = tmp;
1833 while (last->next)
1834 last = last->next;
1835 }
1836
1837 pos = buf;
1838 end = buf + len;
1839 for (tmp = iface; tmp; tmp = tmp->next) {
1840 res = os_snprintf(pos, end - pos, "%s\t%s\t%s\n",
1841 tmp->drv_name, tmp->ifname,
1842 tmp->desc ? tmp->desc : "");
1843 if (res < 0 || res >= end - pos) {
1844 *pos = '\0';
1845 break;
1846 }
1847 pos += res;
1848 }
1849
1850 wpa_free_iface_info(iface);
1851
1852 return pos - buf;
1853}
1854
1855
6fc6879b
JM		 1856static int wpa_supplicant_global_iface_interfaces(struct wpa_global *global,
1857 char *buf, int len)
1858{
1859 int res;
1860 char *pos, *end;
1861 struct wpa_supplicant *wpa_s;
1862
1863 wpa_s = global->ifaces;
1864 pos = buf;
1865 end = buf + len;
1866
1867 while (wpa_s) {
1868 res = os_snprintf(pos, end - pos, "%s\n", wpa_s->ifname);
1869 if (res < 0 || res >= end - pos) {
1870 *pos = '\0';
1871 break;
1872 }
1873 pos += res;
1874 wpa_s = wpa_s->next;
1875 }
1876 return pos - buf;
1877}
1878
1879
1880char * wpa_supplicant_global_ctrl_iface_process(struct wpa_global *global,
1881 char *buf, size_t *resp_len)
1882{
1883 char *reply;
1884 const int reply_size = 2048;
1885 int reply_len;
1886
1887 wpa_hexdump_ascii(MSG_DEBUG, "RX global ctrl_iface",
1888 (const u8 *) buf, os_strlen(buf));
1889
1890 reply = os_malloc(reply_size);
1891 if (reply == NULL) {
1892 *resp_len = 1;
1893 return NULL;
1894 }
1895
1896 os_memcpy(reply, "OK\n", 3);
1897 reply_len = 3;
1898
1899 if (os_strcmp(buf, "PING") == 0) {
1900 os_memcpy(reply, "PONG\n", 5);
1901 reply_len = 5;
1902 } else if (os_strncmp(buf, "INTERFACE_ADD ", 14) == 0) {
1903 if (wpa_supplicant_global_iface_add(global, buf + 14))
1904 reply_len = -1;
1905 } else if (os_strncmp(buf, "INTERFACE_REMOVE ", 17) == 0) {
1906 if (wpa_supplicant_global_iface_remove(global, buf + 17))
1907 reply_len = -1;
4b4a8ae5
JM		 1908 } else if (os_strcmp(buf, "INTERFACE_LIST") == 0) {
1909 reply_len = wpa_supplicant_global_iface_list(
1910 global, reply, reply_size);
6fc6879b
JM		 1911 } else if (os_strcmp(buf, "INTERFACES") == 0) {
1912 reply_len = wpa_supplicant_global_iface_interfaces(
1913 global, reply, reply_size);
1914 } else if (os_strcmp(buf, "TERMINATE") == 0) {
1915 eloop_terminate();
1916 } else {
1917 os_memcpy(reply, "UNKNOWN COMMAND\n", 16);
1918 reply_len = 16;
1919 }
1920
1921 if (reply_len < 0) {
1922 os_memcpy(reply, "FAIL\n", 5);
1923 reply_len = 5;
1924 }
1925
1926 *resp_len = reply_len;
1927 return reply;
1928}
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