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Interworking: Add ANQP query requests
[thirdparty/hostap.git] / wpa_supplicant / ctrl_iface.c
CommitLineData
6fc6879b
JM		 1/*
2 * WPA Supplicant / Control interface (shared code for all backends)
207ef3fb 3 * Copyright (c) 2004-2010, 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
3a068632 15#include "utils/includes.h"
6fc6879b 16
3a068632
JM		 17#include "utils/common.h"
18#include "utils/eloop.h"
acec8d32 19#include "common/version.h"
3a068632
JM		 20#include "common/ieee802_11_defs.h"
21#include "common/wpa_ctrl.h"
22#include "eap_peer/eap.h"
23#include "eapol_supp/eapol_supp_sm.h"
3acb5005 24#include "rsn_supp/wpa.h"
3a068632
JM		 25#include "rsn_supp/preauth.h"
26#include "rsn_supp/pmksa_cache.h"
27#include "l2_packet/l2_packet.h"
28#include "wps/wps.h"
6fc6879b 29#include "config.h"
6fc6879b 30#include "wpa_supplicant_i.h"
2d5b792d 31#include "driver_i.h"
fcc60db4 32#include "wps_supplicant.h"
11ef8d35 33#include "ibss_rsn.h"
3ec97afe 34#include "ap.h"
b563b388
JM		 35#include "p2p_supplicant.h"
36#include "p2p/p2p.h"
8bac466b 37#include "notify.h"
3a068632 38#include "bss.h"
9ba9fa07 39#include "scan.h"
3a068632 40#include "ctrl_iface.h"
afc064fe 41#include "interworking.h"
6fc6879b 42
c5121837 43extern struct wpa_driver_ops *wpa_drivers[];
2d5b792d 44
4b4a8ae5
JM		 45static int wpa_supplicant_global_iface_list(struct wpa_global *global,
46 char *buf, int len);
6fc6879b
JM		 47static int wpa_supplicant_global_iface_interfaces(struct wpa_global *global,
48 char *buf, int len);
49
50
51static int wpa_supplicant_ctrl_iface_set(struct wpa_supplicant *wpa_s,
52 char *cmd)
53{
54 char *value;
55 int ret = 0;
56
57 value = os_strchr(cmd, ' ');
58 if (value == NULL)
59 return -1;
60 *value++ = '\0';
61
62 wpa_printf(MSG_DEBUG, "CTRL_IFACE SET '%s'='%s'", cmd, value);
63 if (os_strcasecmp(cmd, "EAPOL::heldPeriod") == 0) {
64 eapol_sm_configure(wpa_s->eapol,
65 atoi(value), -1, -1, -1);
66 } else if (os_strcasecmp(cmd, "EAPOL::authPeriod") == 0) {
67 eapol_sm_configure(wpa_s->eapol,
68 -1, atoi(value), -1, -1);
69 } else if (os_strcasecmp(cmd, "EAPOL::startPeriod") == 0) {
70 eapol_sm_configure(wpa_s->eapol,
71 -1, -1, atoi(value), -1);
72 } else if (os_strcasecmp(cmd, "EAPOL::maxStart") == 0) {
73 eapol_sm_configure(wpa_s->eapol,
74 -1, -1, -1, atoi(value));
75 } else if (os_strcasecmp(cmd, "dot11RSNAConfigPMKLifetime") == 0) {
76 if (wpa_sm_set_param(wpa_s->wpa, RSNA_PMK_LIFETIME,
77 atoi(value)))
78 ret = -1;
79 } else if (os_strcasecmp(cmd, "dot11RSNAConfigPMKReauthThreshold") ==
80 0) {
81 if (wpa_sm_set_param(wpa_s->wpa, RSNA_PMK_REAUTH_THRESHOLD,
82 atoi(value)))
83 ret = -1;
84 } else if (os_strcasecmp(cmd, "dot11RSNAConfigSATimeout") == 0) {
85 if (wpa_sm_set_param(wpa_s->wpa, RSNA_SA_TIMEOUT, atoi(value)))
86 ret = -1;
42f50264
JM		 87 } else if (os_strcasecmp(cmd, "wps_fragment_size") == 0) {
88 wpa_s->wps_fragment_size = atoi(value);
b4e34f2f
JM		 89#ifdef CONFIG_WPS_TESTING
90 } else if (os_strcasecmp(cmd, "wps_version_number") == 0) {
91 long int val;
92 val = strtol(value, NULL, 0);
93 if (val < 0 || val > 0xff) {
94 ret = -1;
95 wpa_printf(MSG_DEBUG, "WPS: Invalid "
96 "wps_version_number %ld", val);
97 } else {
98 wps_version_number = val;
99 wpa_printf(MSG_DEBUG, "WPS: Testing - force WPS "
100 "version %u.%u",
101 (wps_version_number & 0xf0) >> 4,
102 wps_version_number & 0x0f);
103 }
104 } else if (os_strcasecmp(cmd, "wps_testing_dummy_cred") == 0) {
105 wps_testing_dummy_cred = atoi(value);
106 wpa_printf(MSG_DEBUG, "WPS: Testing - dummy_cred=%d",
107 wps_testing_dummy_cred);
108#endif /* CONFIG_WPS_TESTING */
b6c79a99
JM		 109 } else if (os_strcasecmp(cmd, "ampdu") == 0) {
110 if (wpa_drv_ampdu(wpa_s, atoi(value)) < 0)
111 ret = -1;
5b0e6ece
JM		 112#ifdef CONFIG_TDLS_TESTING
113 } else if (os_strcasecmp(cmd, "tdls_testing") == 0) {
114 extern unsigned int tdls_testing;
115 tdls_testing = strtol(value, NULL, 0);
116 wpa_printf(MSG_DEBUG, "TDLS: tdls_testing=0x%x", tdls_testing);
117#endif /* CONFIG_TDLS_TESTING */
b8f64582
JM		 118#ifdef CONFIG_TDLS
119 } else if (os_strcasecmp(cmd, "tdls_disabled") == 0) {
120 int disabled = atoi(value);
121 wpa_printf(MSG_DEBUG, "TDLS: tdls_disabled=%d", disabled);
122 if (disabled) {
123 if (wpa_drv_tdls_oper(wpa_s, TDLS_DISABLE, NULL) < 0)
124 ret = -1;
125 } else if (wpa_drv_tdls_oper(wpa_s, TDLS_ENABLE, NULL) < 0)
126 ret = -1;
127 wpa_tdls_enable(wpa_s->wpa, !disabled);
128#endif /* CONFIG_TDLS */
611aea7d
JM		 129 } else {
130 value[-1] = '=';
131 ret = wpa_config_process_global(wpa_s->conf, cmd, -1);
132 if (ret == 0)
133 wpa_supplicant_update_config(wpa_s);
134 }
6fc6879b
JM		 135
136 return ret;
137}
138
139
acec8d32
JM		 140static int wpa_supplicant_ctrl_iface_get(struct wpa_supplicant *wpa_s,
141 char *cmd, char *buf, size_t buflen)
142{
143 int res;
144
145 wpa_printf(MSG_DEBUG, "CTRL_IFACE GET '%s'", cmd);
146
147 if (os_strcmp(cmd, "version") == 0) {
148 res = os_snprintf(buf, buflen, "%s", VERSION_STR);
149 if (res < 0 || (unsigned int) res >= buflen)
150 return -1;
151 return res;
152 }
153
154 return -1;
155}
156
157
ec717917 158#ifdef IEEE8021X_EAPOL
6fc6879b
JM		 159static int wpa_supplicant_ctrl_iface_preauth(struct wpa_supplicant *wpa_s,
160 char *addr)
161{
162 u8 bssid[ETH_ALEN];
163 struct wpa_ssid *ssid = wpa_s->current_ssid;
164
165 if (hwaddr_aton(addr, bssid)) {
166 wpa_printf(MSG_DEBUG, "CTRL_IFACE PREAUTH: invalid address "
167 "'%s'", addr);
168 return -1;
169 }
170
171 wpa_printf(MSG_DEBUG, "CTRL_IFACE PREAUTH " MACSTR, MAC2STR(bssid));
172 rsn_preauth_deinit(wpa_s->wpa);
173 if (rsn_preauth_init(wpa_s->wpa, bssid, ssid ? &ssid->eap : NULL))
174 return -1;
175
176 return 0;
177}
ec717917 178#endif /* IEEE8021X_EAPOL */
6fc6879b
JM		 179
180
181#ifdef CONFIG_PEERKEY
182/* MLME-STKSTART.request(peer) */
183static int wpa_supplicant_ctrl_iface_stkstart(
184 struct wpa_supplicant *wpa_s, char *addr)
185{
186 u8 peer[ETH_ALEN];
187
188 if (hwaddr_aton(addr, peer)) {
189 wpa_printf(MSG_DEBUG, "CTRL_IFACE STKSTART: invalid "
a7b6c422 190 "address '%s'", addr);
6fc6879b
JM		 191 return -1;
192 }
193
194 wpa_printf(MSG_DEBUG, "CTRL_IFACE STKSTART " MACSTR,
195 MAC2STR(peer));
196
197 return wpa_sm_stkstart(wpa_s->wpa, peer);
198}
199#endif /* CONFIG_PEERKEY */
200
201
281ff0aa
GP		 202#ifdef CONFIG_TDLS
203
204static int wpa_supplicant_ctrl_iface_tdls_discover(
205 struct wpa_supplicant *wpa_s, char *addr)
206{
207 u8 peer[ETH_ALEN];
208
209 if (hwaddr_aton(addr, peer)) {
210 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_DISCOVER: invalid "
211 "address '%s'", addr);
212 return -1;
213 }
214
215 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_DISCOVER " MACSTR,
216 MAC2STR(peer));
217
218 return wpa_drv_tdls_oper(wpa_s, TDLS_DISCOVERY_REQ, peer);
219}
220
221
222static int wpa_supplicant_ctrl_iface_tdls_setup(
223 struct wpa_supplicant *wpa_s, char *addr)
224{
225 u8 peer[ETH_ALEN];
94377fbc 226 int ret;
281ff0aa
GP		 227
228 if (hwaddr_aton(addr, peer)) {
229 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_SETUP: invalid "
230 "address '%s'", addr);
231 return -1;
232 }
233
234 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_SETUP " MACSTR,
235 MAC2STR(peer));
236
94377fbc
JM		 237 ret = wpa_tdls_reneg(wpa_s->wpa, peer);
238 if (ret)
239 ret = wpa_drv_tdls_oper(wpa_s, TDLS_SETUP, peer);
240 return ret;
281ff0aa
GP		 241}
242
243
244static int wpa_supplicant_ctrl_iface_tdls_teardown(
245 struct wpa_supplicant *wpa_s, char *addr)
246{
247 u8 peer[ETH_ALEN];
248
249 if (hwaddr_aton(addr, peer)) {
250 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_TEARDOWN: invalid "
251 "address '%s'", addr);
252 return -1;
253 }
254
255 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_TEARDOWN " MACSTR,
256 MAC2STR(peer));
257
258 return wpa_drv_tdls_oper(wpa_s, TDLS_TEARDOWN, peer);
259}
260
261#endif /* CONFIG_TDLS */
262
263
6fc6879b
JM		 264#ifdef CONFIG_IEEE80211R
265static int wpa_supplicant_ctrl_iface_ft_ds(
266 struct wpa_supplicant *wpa_s, char *addr)
267{
268 u8 target_ap[ETH_ALEN];
76b7981d
JM		 269 struct wpa_bss *bss;
270 const u8 *mdie;
6fc6879b
JM		 271
272 if (hwaddr_aton(addr, target_ap)) {
273 wpa_printf(MSG_DEBUG, "CTRL_IFACE FT_DS: invalid "
a7b6c422 274 "address '%s'", addr);
6fc6879b
JM		 275 return -1;
276 }
277
278 wpa_printf(MSG_DEBUG, "CTRL_IFACE FT_DS " MACSTR, MAC2STR(target_ap));
279
76b7981d
JM		 280 bss = wpa_bss_get_bssid(wpa_s, target_ap);
281 if (bss)
282 mdie = wpa_bss_get_ie(bss, WLAN_EID_MOBILITY_DOMAIN);
283 else
284 mdie = NULL;
285
286 return wpa_ft_start_over_ds(wpa_s->wpa, target_ap, mdie);
6fc6879b
JM		 287}
288#endif /* CONFIG_IEEE80211R */
289
290
fcc60db4
JM		 291#ifdef CONFIG_WPS
292static int wpa_supplicant_ctrl_iface_wps_pbc(struct wpa_supplicant *wpa_s,
293 char *cmd)
294{
3ec97afe 295 u8 bssid[ETH_ALEN], *_bssid = bssid;
ceb34f25 296#ifdef CONFIG_P2P
634ce802 297 u8 p2p_dev_addr[ETH_ALEN];
ceb34f25 298#endif /* CONFIG_P2P */
634ce802
JM		 299#ifdef CONFIG_AP
300 u8 *_p2p_dev_addr = NULL;
301#endif /* CONFIG_AP */
fcc60db4 302
d601247c 303 if (cmd == NULL || os_strcmp(cmd, "any") == 0) {
3ec97afe 304 _bssid = NULL;
d601247c
JM		 305#ifdef CONFIG_P2P
306 } else if (os_strncmp(cmd, "p2p_dev_addr=", 13) == 0) {
307 if (hwaddr_aton(cmd + 13, p2p_dev_addr)) {
308 wpa_printf(MSG_DEBUG, "CTRL_IFACE WPS_PBC: invalid "
309 "P2P Device Address '%s'",
310 cmd + 13);
311 return -1;
312 }
313 _p2p_dev_addr = p2p_dev_addr;
314#endif /* CONFIG_P2P */
315 } else if (hwaddr_aton(cmd, bssid)) {
fcc60db4
JM		 316 wpa_printf(MSG_DEBUG, "CTRL_IFACE WPS_PBC: invalid BSSID '%s'",
317 cmd);
318 return -1;
319 }
320
3ec97afe
JM		 321#ifdef CONFIG_AP
322 if (wpa_s->ap_iface)
d601247c 323 return wpa_supplicant_ap_wps_pbc(wpa_s, _bssid, _p2p_dev_addr);
3ec97afe
JM		 324#endif /* CONFIG_AP */
325
9fa243b2 326 return wpas_wps_start_pbc(wpa_s, _bssid, 0);
fcc60db4
JM		 327}
328
329
330static int wpa_supplicant_ctrl_iface_wps_pin(struct wpa_supplicant *wpa_s,
331 char *cmd, char *buf,
332 size_t buflen)
333{
334 u8 bssid[ETH_ALEN], *_bssid = bssid;
335 char *pin;
336 int ret;
337
338 pin = os_strchr(cmd, ' ');
339 if (pin)
340 *pin++ = '\0';
341
342 if (os_strcmp(cmd, "any") == 0)
343 _bssid = NULL;
98aa7ca5
JM		 344 else if (os_strcmp(cmd, "get") == 0) {
345 ret = wps_generate_pin();
346 goto done;
347 } else if (hwaddr_aton(cmd, bssid)) {
3c1e2765 348 wpa_printf(MSG_DEBUG, "CTRL_IFACE WPS_PIN: invalid BSSID '%s'",
fcc60db4
JM		 349 cmd);
350 return -1;
351 }
352
3ec97afe
JM		 353#ifdef CONFIG_AP
354 if (wpa_s->ap_iface)
355 return wpa_supplicant_ap_wps_pin(wpa_s, _bssid, pin,
356 buf, buflen);
357#endif /* CONFIG_AP */
358
fcc60db4 359 if (pin) {
3c5126a4
JM		 360 ret = wpas_wps_start_pin(wpa_s, _bssid, pin, 0,
361 DEV_PW_DEFAULT);
fcc60db4
JM		 362 if (ret < 0)
363 return -1;
364 ret = os_snprintf(buf, buflen, "%s", pin);
365 if (ret < 0 || (size_t) ret >= buflen)
366 return -1;
367 return ret;
368 }
369
3c5126a4 370 ret = wpas_wps_start_pin(wpa_s, _bssid, NULL, 0, DEV_PW_DEFAULT);
fcc60db4
JM		 371 if (ret < 0)
372 return -1;
373
98aa7ca5 374done:
fcc60db4
JM		 375 /* Return the generated PIN */
376 ret = os_snprintf(buf, buflen, "%08d", ret);
377 if (ret < 0 || (size_t) ret >= buflen)
378 return -1;
379 return ret;
380}
381
382
3981cb3c
JM		 383static int wpa_supplicant_ctrl_iface_wps_check_pin(
384 struct wpa_supplicant *wpa_s, char *cmd, char *buf, size_t buflen)
385{
386 char pin[9];
387 size_t len;
388 char *pos;
389 int ret;
390
391 wpa_hexdump_ascii_key(MSG_DEBUG, "WPS_CHECK_PIN",
392 (u8 *) cmd, os_strlen(cmd));
393 for (pos = cmd, len = 0; *pos != '\0'; pos++) {
394 if (*pos < '0' || *pos > '9')
395 continue;
396 pin[len++] = *pos;
397 if (len == 9) {
398 wpa_printf(MSG_DEBUG, "WPS: Too long PIN");
399 return -1;
400 }
401 }
402 if (len != 4 && len != 8) {
403 wpa_printf(MSG_DEBUG, "WPS: Invalid PIN length %d", (int) len);
404 return -1;
405 }
406 pin[len] = '\0';
407
408 if (len == 8) {
409 unsigned int pin_val;
410 pin_val = atoi(pin);
411 if (!wps_pin_valid(pin_val)) {
412 wpa_printf(MSG_DEBUG, "WPS: Invalid checksum digit");
413 ret = os_snprintf(buf, buflen, "FAIL-CHECKSUM\n");
414 if (ret < 0 || (size_t) ret >= buflen)
415 return -1;
416 return ret;
417 }
418 }
419
420 ret = os_snprintf(buf, buflen, "%s", pin);
421 if (ret < 0 || (size_t) ret >= buflen)
422 return -1;
423
424 return ret;
425}
426
427
116f7bb0 428#ifdef CONFIG_WPS_OOB
46bdb83a
MH		 429static int wpa_supplicant_ctrl_iface_wps_oob(struct wpa_supplicant *wpa_s,
430 char *cmd)
431{
e1ee6b60 432 char *path, *method, *name;
46bdb83a
MH		 433
434 path = os_strchr(cmd, ' ');
435 if (path == NULL)
436 return -1;
437 *path++ = '\0';
438
439 method = os_strchr(path, ' ');
440 if (method == NULL)
441 return -1;
442 *method++ = '\0';
443
e1ee6b60
MH		 444 name = os_strchr(method, ' ');
445 if (name != NULL)
446 *name++ = '\0';
447
448 return wpas_wps_start_oob(wpa_s, cmd, path, method, name);
46bdb83a 449}
116f7bb0 450#endif /* CONFIG_WPS_OOB */
46bdb83a
MH		 451
452
fcc60db4
JM		 453static int wpa_supplicant_ctrl_iface_wps_reg(struct wpa_supplicant *wpa_s,
454 char *cmd)
455{
129eb428 456 u8 bssid[ETH_ALEN];
fcc60db4 457 char *pin;
52eb293d
JM		 458 char *new_ssid;
459 char *new_auth;
460 char *new_encr;
461 char *new_key;
462 struct wps_new_ap_settings ap;
fcc60db4
JM		 463
464 pin = os_strchr(cmd, ' ');
465 if (pin == NULL)
466 return -1;
467 *pin++ = '\0';
468
129eb428 469 if (hwaddr_aton(cmd, bssid)) {
fcc60db4
JM		 470 wpa_printf(MSG_DEBUG, "CTRL_IFACE WPS_REG: invalid BSSID '%s'",
471 cmd);
472 return -1;
473 }
474
52eb293d
JM		 475 new_ssid = os_strchr(pin, ' ');
476 if (new_ssid == NULL)
129eb428 477 return wpas_wps_start_reg(wpa_s, bssid, pin, NULL);
52eb293d
JM		 478 *new_ssid++ = '\0';
479
480 new_auth = os_strchr(new_ssid, ' ');
481 if (new_auth == NULL)
482 return -1;
483 *new_auth++ = '\0';
484
485 new_encr = os_strchr(new_auth, ' ');
486 if (new_encr == NULL)
487 return -1;
488 *new_encr++ = '\0';
489
490 new_key = os_strchr(new_encr, ' ');
491 if (new_key == NULL)
492 return -1;
493 *new_key++ = '\0';
494
495 os_memset(&ap, 0, sizeof(ap));
496 ap.ssid_hex = new_ssid;
497 ap.auth = new_auth;
498 ap.encr = new_encr;
499 ap.key_hex = new_key;
129eb428 500 return wpas_wps_start_reg(wpa_s, bssid, pin, &ap);
fcc60db4 501}
72df2f5f
JM		 502
503
70d84f11
JM		 504#ifdef CONFIG_AP
505static int wpa_supplicant_ctrl_iface_wps_ap_pin(struct wpa_supplicant *wpa_s,
506 char *cmd, char *buf,
507 size_t buflen)
508{
509 int timeout = 300;
510 char *pos;
511 const char *pin_txt;
512
513 if (!wpa_s->ap_iface)
514 return -1;
515
516 pos = os_strchr(cmd, ' ');
517 if (pos)
518 *pos++ = '\0';
519
520 if (os_strcmp(cmd, "disable") == 0) {
521 wpas_wps_ap_pin_disable(wpa_s);
522 return os_snprintf(buf, buflen, "OK\n");
523 }
524
525 if (os_strcmp(cmd, "random") == 0) {
526 if (pos)
527 timeout = atoi(pos);
528 pin_txt = wpas_wps_ap_pin_random(wpa_s, timeout);
529 if (pin_txt == NULL)
530 return -1;
531 return os_snprintf(buf, buflen, "%s", pin_txt);
532 }
533
534 if (os_strcmp(cmd, "get") == 0) {
535 pin_txt = wpas_wps_ap_pin_get(wpa_s);
536 if (pin_txt == NULL)
537 return -1;
538 return os_snprintf(buf, buflen, "%s", pin_txt);
539 }
540
541 if (os_strcmp(cmd, "set") == 0) {
542 char *pin;
543 if (pos == NULL)
544 return -1;
545 pin = pos;
546 pos = os_strchr(pos, ' ');
547 if (pos) {
548 *pos++ = '\0';
549 timeout = atoi(pos);
550 }
551 if (os_strlen(pin) > buflen)
552 return -1;
553 if (wpas_wps_ap_pin_set(wpa_s, pin, timeout) < 0)
554 return -1;
555 return os_snprintf(buf, buflen, "%s", pin);
556 }
557
558 return -1;
559}
560#endif /* CONFIG_AP */
561
562
72df2f5f
JM		 563#ifdef CONFIG_WPS_ER
564static int wpa_supplicant_ctrl_iface_wps_er_pin(struct wpa_supplicant *wpa_s,
565 char *cmd)
566{
31fcea93
JM		 567 char *uuid = cmd, *pin, *pos;
568 u8 addr_buf[ETH_ALEN], *addr = NULL;
72df2f5f
JM		 569 pin = os_strchr(uuid, ' ');
570 if (pin == NULL)
571 return -1;
572 *pin++ = '\0';
31fcea93
JM		 573 pos = os_strchr(pin, ' ');
574 if (pos) {
575 *pos++ = '\0';
576 if (hwaddr_aton(pos, addr_buf) == 0)
577 addr = addr_buf;
578 }
579 return wpas_wps_er_add_pin(wpa_s, addr, uuid, pin);
72df2f5f 580}
e64dcfd5
JM		 581
582
583static int wpa_supplicant_ctrl_iface_wps_er_learn(struct wpa_supplicant *wpa_s,
584 char *cmd)
585{
586 char *uuid = cmd, *pin;
587 pin = os_strchr(uuid, ' ');
588 if (pin == NULL)
589 return -1;
590 *pin++ = '\0';
591 return wpas_wps_er_learn(wpa_s, uuid, pin);
592}
7d6640a6
JM		 593
594
ef10f473
JM		 595static int wpa_supplicant_ctrl_iface_wps_er_set_config(
596 struct wpa_supplicant *wpa_s, char *cmd)
597{
598 char *uuid = cmd, *id;
599 id = os_strchr(uuid, ' ');
600 if (id == NULL)
601 return -1;
602 *id++ = '\0';
603 return wpas_wps_er_set_config(wpa_s, uuid, atoi(id));
604}
605
606
7d6640a6
JM		 607static int wpa_supplicant_ctrl_iface_wps_er_config(
608 struct wpa_supplicant *wpa_s, char *cmd)
609{
610 char *pin;
611 char *new_ssid;
612 char *new_auth;
613 char *new_encr;
614 char *new_key;
615 struct wps_new_ap_settings ap;
616
617 pin = os_strchr(cmd, ' ');
618 if (pin == NULL)
619 return -1;
620 *pin++ = '\0';
621
622 new_ssid = os_strchr(pin, ' ');
623 if (new_ssid == NULL)
624 return -1;
625 *new_ssid++ = '\0';
626
627 new_auth = os_strchr(new_ssid, ' ');
628 if (new_auth == NULL)
629 return -1;
630 *new_auth++ = '\0';
631
632 new_encr = os_strchr(new_auth, ' ');
633 if (new_encr == NULL)
634 return -1;
635 *new_encr++ = '\0';
636
637 new_key = os_strchr(new_encr, ' ');
638 if (new_key == NULL)
639 return -1;
640 *new_key++ = '\0';
641
642 os_memset(&ap, 0, sizeof(ap));
643 ap.ssid_hex = new_ssid;
644 ap.auth = new_auth;
645 ap.encr = new_encr;
646 ap.key_hex = new_key;
647 return wpas_wps_er_config(wpa_s, cmd, pin, &ap);
648}
72df2f5f
JM		 649#endif /* CONFIG_WPS_ER */
650
fcc60db4
JM		 651#endif /* CONFIG_WPS */
652
653
11ef8d35
JM		 654#ifdef CONFIG_IBSS_RSN
655static int wpa_supplicant_ctrl_iface_ibss_rsn(
656 struct wpa_supplicant *wpa_s, char *addr)
657{
658 u8 peer[ETH_ALEN];
659
660 if (hwaddr_aton(addr, peer)) {
661 wpa_printf(MSG_DEBUG, "CTRL_IFACE IBSS_RSN: invalid "
a7b6c422 662 "address '%s'", addr);
11ef8d35
JM		 663 return -1;
664 }
665
666 wpa_printf(MSG_DEBUG, "CTRL_IFACE IBSS_RSN " MACSTR,
667 MAC2STR(peer));
668
669 return ibss_rsn_start(wpa_s->ibss_rsn, peer);
670}
671#endif /* CONFIG_IBSS_RSN */
672
673
6fc6879b
JM		 674static int wpa_supplicant_ctrl_iface_ctrl_rsp(struct wpa_supplicant *wpa_s,
675 char *rsp)
676{
677#ifdef IEEE8021X_EAPOL
678 char *pos, *id_pos;
679 int id;
680 struct wpa_ssid *ssid;
681 struct eap_peer_config *eap;
682
683 pos = os_strchr(rsp, '-');
684 if (pos == NULL)
685 return -1;
686 *pos++ = '\0';
687 id_pos = pos;
688 pos = os_strchr(pos, ':');
689 if (pos == NULL)
690 return -1;
691 *pos++ = '\0';
692 id = atoi(id_pos);
693 wpa_printf(MSG_DEBUG, "CTRL_IFACE: field=%s id=%d", rsp, id);
694 wpa_hexdump_ascii_key(MSG_DEBUG, "CTRL_IFACE: value",
695 (u8 *) pos, os_strlen(pos));
696
697 ssid = wpa_config_get_network(wpa_s->conf, id);
698 if (ssid == NULL) {
699 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find SSID id=%d "
700 "to update", id);
701 return -1;
702 }
703 eap = &ssid->eap;
704
705 if (os_strcmp(rsp, "IDENTITY") == 0) {
706 os_free(eap->identity);
707 eap->identity = (u8 *) os_strdup(pos);
708 eap->identity_len = os_strlen(pos);
709 eap->pending_req_identity = 0;
710 if (ssid == wpa_s->current_ssid)
711 wpa_s->reassociate = 1;
712 } else if (os_strcmp(rsp, "PASSWORD") == 0) {
713 os_free(eap->password);
714 eap->password = (u8 *) os_strdup(pos);
715 eap->password_len = os_strlen(pos);
716 eap->pending_req_password = 0;
717 if (ssid == wpa_s->current_ssid)
718 wpa_s->reassociate = 1;
719 } else if (os_strcmp(rsp, "NEW_PASSWORD") == 0) {
720 os_free(eap->new_password);
721 eap->new_password = (u8 *) os_strdup(pos);
722 eap->new_password_len = os_strlen(pos);
723 eap->pending_req_new_password = 0;
724 if (ssid == wpa_s->current_ssid)
725 wpa_s->reassociate = 1;
726 } else if (os_strcmp(rsp, "PIN") == 0) {
727 os_free(eap->pin);
728 eap->pin = os_strdup(pos);
729 eap->pending_req_pin = 0;
730 if (ssid == wpa_s->current_ssid)
731 wpa_s->reassociate = 1;
732 } else if (os_strcmp(rsp, "OTP") == 0) {
733 os_free(eap->otp);
734 eap->otp = (u8 *) os_strdup(pos);
735 eap->otp_len = os_strlen(pos);
736 os_free(eap->pending_req_otp);
737 eap->pending_req_otp = NULL;
738 eap->pending_req_otp_len = 0;
739 } else if (os_strcmp(rsp, "PASSPHRASE") == 0) {
740 os_free(eap->private_key_passwd);
741 eap->private_key_passwd = (u8 *) os_strdup(pos);
742 eap->pending_req_passphrase = 0;
743 if (ssid == wpa_s->current_ssid)
744 wpa_s->reassociate = 1;
745 } else {
746 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Unknown field '%s'", rsp);
747 return -1;
748 }
749
750 return 0;
751#else /* IEEE8021X_EAPOL */
752 wpa_printf(MSG_DEBUG, "CTRL_IFACE: 802.1X not included");
753 return -1;
754#endif /* IEEE8021X_EAPOL */
755}
756
757
758static int wpa_supplicant_ctrl_iface_status(struct wpa_supplicant *wpa_s,
759 const char *params,
760 char *buf, size_t buflen)
761{
762 char *pos, *end, tmp[30];
763 int res, verbose, ret;
764
765 verbose = os_strcmp(params, "-VERBOSE") == 0;
766 pos = buf;
767 end = buf + buflen;
768 if (wpa_s->wpa_state >= WPA_ASSOCIATED) {
769 struct wpa_ssid *ssid = wpa_s->current_ssid;
770 ret = os_snprintf(pos, end - pos, "bssid=" MACSTR "\n",
771 MAC2STR(wpa_s->bssid));
772 if (ret < 0 || ret >= end - pos)
773 return pos - buf;
774 pos += ret;
775 if (ssid) {
776 u8 *_ssid = ssid->ssid;
777 size_t ssid_len = ssid->ssid_len;
778 u8 ssid_buf[MAX_SSID_LEN];
779 if (ssid_len == 0) {
780 int _res = wpa_drv_get_ssid(wpa_s, ssid_buf);
781 if (_res < 0)
782 ssid_len = 0;
783 else
784 ssid_len = _res;
785 _ssid = ssid_buf;
786 }
787 ret = os_snprintf(pos, end - pos, "ssid=%s\nid=%d\n",
788 wpa_ssid_txt(_ssid, ssid_len),
789 ssid->id);
790 if (ret < 0 || ret >= end - pos)
791 return pos - buf;
792 pos += ret;
793
794 if (ssid->id_str) {
795 ret = os_snprintf(pos, end - pos,
796 "id_str=%s\n",
797 ssid->id_str);
798 if (ret < 0 || ret >= end - pos)
799 return pos - buf;
800 pos += ret;
801 }
0e15e529
JM		 802
803 switch (ssid->mode) {
d7dcba70 804 case WPAS_MODE_INFRA:
0e15e529
JM		 805 ret = os_snprintf(pos, end - pos,
806 "mode=station\n");
807 break;
d7dcba70 808 case WPAS_MODE_IBSS:
0e15e529
JM		 809 ret = os_snprintf(pos, end - pos,
810 "mode=IBSS\n");
811 break;
d7dcba70 812 case WPAS_MODE_AP:
0e15e529
JM		 813 ret = os_snprintf(pos, end - pos,
814 "mode=AP\n");
815 break;
2c5d725c
JM		 816 case WPAS_MODE_P2P_GO:
817 ret = os_snprintf(pos, end - pos,
818 "mode=P2P GO\n");
819 break;
820 case WPAS_MODE_P2P_GROUP_FORMATION:
821 ret = os_snprintf(pos, end - pos,
822 "mode=P2P GO - group "
823 "formation\n");
824 break;
0e15e529
JM		 825 default:
826 ret = 0;
827 break;
828 }
829 if (ret < 0 || ret >= end - pos)
830 return pos - buf;
831 pos += ret;
6fc6879b
JM		 832 }
833
43fb5297
JM		 834#ifdef CONFIG_AP
835 if (wpa_s->ap_iface) {
836 pos += ap_ctrl_iface_wpa_get_status(wpa_s, pos,
837 end - pos,
838 verbose);
839 } else
840#endif /* CONFIG_AP */
6fc6879b
JM		 841 pos += wpa_sm_get_status(wpa_s->wpa, pos, end - pos, verbose);
842 }
843 ret = os_snprintf(pos, end - pos, "wpa_state=%s\n",
844 wpa_supplicant_state_txt(wpa_s->wpa_state));
845 if (ret < 0 || ret >= end - pos)
846 return pos - buf;
847 pos += ret;
848
849 if (wpa_s->l2 &&
850 l2_packet_get_ip_addr(wpa_s->l2, tmp, sizeof(tmp)) >= 0) {
851 ret = os_snprintf(pos, end - pos, "ip_address=%s\n", tmp);
852 if (ret < 0 || ret >= end - pos)
853 return pos - buf;
854 pos += ret;
855 }
856
d23bd894
JM		 857#ifdef CONFIG_P2P
858 if (wpa_s->global->p2p) {
859 ret = os_snprintf(pos, end - pos, "p2p_device_address=" MACSTR
860 "\n", MAC2STR(wpa_s->global->p2p_dev_addr));
861 if (ret < 0 || ret >= end - pos)
862 return pos - buf;
863 pos += ret;
864 }
b21e2c84 865#endif /* CONFIG_P2P */
6d4747a9
JM		 866
867 ret = os_snprintf(pos, end - pos, "address=" MACSTR "\n",
868 MAC2STR(wpa_s->own_addr));
869 if (ret < 0 || ret >= end - pos)
870 return pos - buf;
871 pos += ret;
d23bd894 872
56586197
JM		 873 if (wpa_key_mgmt_wpa_ieee8021x(wpa_s->key_mgmt) ||
874 wpa_s->key_mgmt == WPA_KEY_MGMT_IEEE8021X_NO_WPA) {
6fc6879b
JM		 875 res = eapol_sm_get_status(wpa_s->eapol, pos, end - pos,
876 verbose);
877 if (res >= 0)
878 pos += res;
879 }
880
881 res = rsn_preauth_get_status(wpa_s->wpa, pos, end - pos, verbose);
882 if (res >= 0)
883 pos += res;
884
885 return pos - buf;
886}
887
888
889static int wpa_supplicant_ctrl_iface_bssid(struct wpa_supplicant *wpa_s,
890 char *cmd)
891{
892 char *pos;
893 int id;
894 struct wpa_ssid *ssid;
895 u8 bssid[ETH_ALEN];
896
897 /* cmd: "<network id> <BSSID>" */
898 pos = os_strchr(cmd, ' ');
899 if (pos == NULL)
900 return -1;
901 *pos++ = '\0';
902 id = atoi(cmd);
903 wpa_printf(MSG_DEBUG, "CTRL_IFACE: id=%d bssid='%s'", id, pos);
904 if (hwaddr_aton(pos, bssid)) {
905 wpa_printf(MSG_DEBUG ,"CTRL_IFACE: invalid BSSID '%s'", pos);
906 return -1;
907 }
908
909 ssid = wpa_config_get_network(wpa_s->conf, id);
910 if (ssid == NULL) {
911 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find SSID id=%d "
912 "to update", id);
913 return -1;
914 }
915
916 os_memcpy(ssid->bssid, bssid, ETH_ALEN);
a8e16edc 917 ssid->bssid_set = !is_zero_ether_addr(bssid);
6fc6879b
JM		 918
919 return 0;
920}
921
922
923static int wpa_supplicant_ctrl_iface_list_networks(
924 struct wpa_supplicant *wpa_s, char *buf, size_t buflen)
925{
926 char *pos, *end;
927 struct wpa_ssid *ssid;
928 int ret;
929
930 pos = buf;
931 end = buf + buflen;
932 ret = os_snprintf(pos, end - pos,
933 "network id / ssid / bssid / flags\n");
934 if (ret < 0 || ret >= end - pos)
935 return pos - buf;
936 pos += ret;
937
938 ssid = wpa_s->conf->ssid;
939 while (ssid) {
940 ret = os_snprintf(pos, end - pos, "%d\t%s",
941 ssid->id,
942 wpa_ssid_txt(ssid->ssid, ssid->ssid_len));
943 if (ret < 0 || ret >= end - pos)
944 return pos - buf;
945 pos += ret;
946 if (ssid->bssid_set) {
947 ret = os_snprintf(pos, end - pos, "\t" MACSTR,
948 MAC2STR(ssid->bssid));
949 } else {
950 ret = os_snprintf(pos, end - pos, "\tany");
951 }
952 if (ret < 0 || ret >= end - pos)
953 return pos - buf;
954 pos += ret;
4dac0245 955 ret = os_snprintf(pos, end - pos, "\t%s%s%s",
6fc6879b
JM		 956 ssid == wpa_s->current_ssid ?
957 "[CURRENT]" : "",
4dac0245
JM		 958 ssid->disabled ? "[DISABLED]" : "",
959 ssid->disabled == 2 ? "[P2P-PERSISTENT]" :
960 "");
6fc6879b
JM		 961 if (ret < 0 || ret >= end - pos)
962 return pos - buf;
963 pos += ret;
964 ret = os_snprintf(pos, end - pos, "\n");
965 if (ret < 0 || ret >= end - pos)
966 return pos - buf;
967 pos += ret;
968
969 ssid = ssid->next;
970 }
971
972 return pos - buf;
973}
974
975
976static char * wpa_supplicant_cipher_txt(char *pos, char *end, int cipher)
977{
978 int first = 1, ret;
979 ret = os_snprintf(pos, end - pos, "-");
980 if (ret < 0 || ret >= end - pos)
981 return pos;
982 pos += ret;
983 if (cipher & WPA_CIPHER_NONE) {
984 ret = os_snprintf(pos, end - pos, "%sNONE", first ? "" : "+");
985 if (ret < 0 || ret >= end - pos)
986 return pos;
987 pos += ret;
988 first = 0;
989 }
990 if (cipher & WPA_CIPHER_WEP40) {
991 ret = os_snprintf(pos, end - pos, "%sWEP40", first ? "" : "+");
992 if (ret < 0 || ret >= end - pos)
993 return pos;
994 pos += ret;
995 first = 0;
996 }
997 if (cipher & WPA_CIPHER_WEP104) {
998 ret = os_snprintf(pos, end - pos, "%sWEP104",
999 first ? "" : "+");
1000 if (ret < 0 || ret >= end - pos)
1001 return pos;
1002 pos += ret;
1003 first = 0;
1004 }
1005 if (cipher & WPA_CIPHER_TKIP) {
1006 ret = os_snprintf(pos, end - pos, "%sTKIP", first ? "" : "+");
1007 if (ret < 0 || ret >= end - pos)
1008 return pos;
1009 pos += ret;
1010 first = 0;
1011 }
1012 if (cipher & WPA_CIPHER_CCMP) {
1013 ret = os_snprintf(pos, end - pos, "%sCCMP", first ? "" : "+");
1014 if (ret < 0 || ret >= end - pos)
1015 return pos;
1016 pos += ret;
1017 first = 0;
1018 }
1019 return pos;
1020}
1021
1022
1023static char * wpa_supplicant_ie_txt(char *pos, char *end, const char *proto,
1024 const u8 *ie, size_t ie_len)
1025{
1026 struct wpa_ie_data data;
1027 int first, ret;
1028
1029 ret = os_snprintf(pos, end - pos, "[%s-", proto);
1030 if (ret < 0 || ret >= end - pos)
1031 return pos;
1032 pos += ret;
1033
1034 if (wpa_parse_wpa_ie(ie, ie_len, &data) < 0) {
1035 ret = os_snprintf(pos, end - pos, "?]");
1036 if (ret < 0 || ret >= end - pos)
1037 return pos;
1038 pos += ret;
1039 return pos;
1040 }
1041
1042 first = 1;
1043 if (data.key_mgmt & WPA_KEY_MGMT_IEEE8021X) {
1044 ret = os_snprintf(pos, end - pos, "%sEAP", first ? "" : "+");
1045 if (ret < 0 || ret >= end - pos)
1046 return pos;
1047 pos += ret;
1048 first = 0;
1049 }
1050 if (data.key_mgmt & WPA_KEY_MGMT_PSK) {
1051 ret = os_snprintf(pos, end - pos, "%sPSK", first ? "" : "+");
1052 if (ret < 0 || ret >= end - pos)
1053 return pos;
1054 pos += ret;
1055 first = 0;
1056 }
1057 if (data.key_mgmt & WPA_KEY_MGMT_WPA_NONE) {
1058 ret = os_snprintf(pos, end - pos, "%sNone", first ? "" : "+");
1059 if (ret < 0 || ret >= end - pos)
1060 return pos;
1061 pos += ret;
1062 first = 0;
1063 }
1064#ifdef CONFIG_IEEE80211R
1065 if (data.key_mgmt & WPA_KEY_MGMT_FT_IEEE8021X) {
1066 ret = os_snprintf(pos, end - pos, "%sFT/EAP",
1067 first ? "" : "+");
1068 if (ret < 0 || ret >= end - pos)
1069 return pos;
1070 pos += ret;
1071 first = 0;
1072 }
1073 if (data.key_mgmt & WPA_KEY_MGMT_FT_PSK) {
1074 ret = os_snprintf(pos, end - pos, "%sFT/PSK",
1075 first ? "" : "+");
1076 if (ret < 0 || ret >= end - pos)
1077 return pos;
1078 pos += ret;
1079 first = 0;
1080 }
1081#endif /* CONFIG_IEEE80211R */
56586197
JM		 1082#ifdef CONFIG_IEEE80211W
1083 if (data.key_mgmt & WPA_KEY_MGMT_IEEE8021X_SHA256) {
1084 ret = os_snprintf(pos, end - pos, "%sEAP-SHA256",
1085 first ? "" : "+");
1086 if (ret < 0 || ret >= end - pos)
1087 return pos;
1088 pos += ret;
1089 first = 0;
1090 }
1091 if (data.key_mgmt & WPA_KEY_MGMT_PSK_SHA256) {
1092 ret = os_snprintf(pos, end - pos, "%sPSK-SHA256",
1093 first ? "" : "+");
1094 if (ret < 0 || ret >= end - pos)
1095 return pos;
1096 pos += ret;
1097 first = 0;
1098 }
1099#endif /* CONFIG_IEEE80211W */
6fc6879b
JM		 1100
1101 pos = wpa_supplicant_cipher_txt(pos, end, data.pairwise_cipher);
1102
1103 if (data.capabilities & WPA_CAPABILITY_PREAUTH) {
1104 ret = os_snprintf(pos, end - pos, "-preauth");
1105 if (ret < 0 || ret >= end - pos)
1106 return pos;
1107 pos += ret;
1108 }
1109
1110 ret = os_snprintf(pos, end - pos, "]");
1111 if (ret < 0 || ret >= end - pos)
1112 return pos;
1113 pos += ret;
1114
1115 return pos;
1116}
1117
3a068632 1118
eef7d7a1 1119#ifdef CONFIG_WPS
31fcea93
JM		 1120static char * wpa_supplicant_wps_ie_txt_buf(struct wpa_supplicant *wpa_s,
1121 char *pos, char *end,
3a068632
JM		 1122 struct wpabuf *wps_ie)
1123{
eef7d7a1
JM		 1124 int ret;
1125 const char *txt;
1126
eef7d7a1
JM		 1127 if (wps_ie == NULL)
1128 return pos;
eef7d7a1
JM		 1129 if (wps_is_selected_pbc_registrar(wps_ie))
1130 txt = "[WPS-PBC]";
53587ec1 1131#ifdef CONFIG_WPS2
31fcea93
JM		 1132 else if (wps_is_addr_authorized(wps_ie, wpa_s->own_addr, 0))
1133 txt = "[WPS-AUTH]";
53587ec1 1134#endif /* CONFIG_WPS2 */
eef7d7a1
JM		 1135 else if (wps_is_selected_pin_registrar(wps_ie))
1136 txt = "[WPS-PIN]";
1137 else
1138 txt = "[WPS]";
1139
1140 ret = os_snprintf(pos, end - pos, "%s", txt);
1141 if (ret >= 0 && ret < end - pos)
1142 pos += ret;
1143 wpabuf_free(wps_ie);
3a068632
JM		 1144 return pos;
1145}
1146#endif /* CONFIG_WPS */
1147
1148
31fcea93
JM		 1149static char * wpa_supplicant_wps_ie_txt(struct wpa_supplicant *wpa_s,
1150 char *pos, char *end,
16b71ac2 1151 const struct wpa_bss *bss)
3a068632
JM		 1152{
1153#ifdef CONFIG_WPS
1154 struct wpabuf *wps_ie;
1155 wps_ie = wpa_bss_get_vendor_ie_multi(bss, WPS_IE_VENDOR_TYPE);
31fcea93 1156 return wpa_supplicant_wps_ie_txt_buf(wpa_s, pos, end, wps_ie);
3a068632 1157#else /* CONFIG_WPS */
eef7d7a1 1158 return pos;
3a068632 1159#endif /* CONFIG_WPS */
eef7d7a1
JM		 1160}
1161
6fc6879b
JM		 1162
1163/* Format one result on one text line into a buffer. */
1164static int wpa_supplicant_ctrl_iface_scan_result(
31fcea93 1165 struct wpa_supplicant *wpa_s,
16b71ac2 1166 const struct wpa_bss *bss, char *buf, size_t buflen)
6fc6879b
JM		 1167{
1168 char *pos, *end;
1169 int ret;
0c6b310e
JM		 1170 const u8 *ie, *ie2, *p2p;
1171
1172 p2p = wpa_bss_get_vendor_ie(bss, P2P_IE_VENDOR_TYPE);
1173 if (p2p && bss->ssid_len == P2P_WILDCARD_SSID_LEN &&
1174 os_memcmp(bss->ssid, P2P_WILDCARD_SSID, P2P_WILDCARD_SSID_LEN) ==
1175 0)
1176 return 0; /* Do not show P2P listen discovery results here */
6fc6879b
JM		 1177
1178 pos = buf;
1179 end = buf + buflen;
1180
1181 ret = os_snprintf(pos, end - pos, MACSTR "\t%d\t%d\t",
16b71ac2 1182 MAC2STR(bss->bssid), bss->freq, bss->level);
6fc6879b 1183 if (ret < 0 || ret >= end - pos)
fb0e5bd7 1184 return -1;
6fc6879b 1185 pos += ret;
16b71ac2 1186 ie = wpa_bss_get_vendor_ie(bss, WPA_IE_VENDOR_TYPE);
6fc6879b
JM		 1187 if (ie)
1188 pos = wpa_supplicant_ie_txt(pos, end, "WPA", ie, 2 + ie[1]);
16b71ac2 1189 ie2 = wpa_bss_get_ie(bss, WLAN_EID_RSN);
6fc6879b
JM		 1190 if (ie2)
1191 pos = wpa_supplicant_ie_txt(pos, end, "WPA2", ie2, 2 + ie2[1]);
31fcea93 1192 pos = wpa_supplicant_wps_ie_txt(wpa_s, pos, end, bss);
16b71ac2 1193 if (!ie && !ie2 && bss->caps & IEEE80211_CAP_PRIVACY) {
6fc6879b
JM		 1194 ret = os_snprintf(pos, end - pos, "[WEP]");
1195 if (ret < 0 || ret >= end - pos)
fb0e5bd7 1196 return -1;
6fc6879b
JM		 1197 pos += ret;
1198 }
16b71ac2 1199 if (bss->caps & IEEE80211_CAP_IBSS) {
6fc6879b
JM		 1200 ret = os_snprintf(pos, end - pos, "[IBSS]");
1201 if (ret < 0 || ret >= end - pos)
fb0e5bd7 1202 return -1;
6fc6879b
JM		 1203 pos += ret;
1204 }
16b71ac2 1205 if (bss->caps & IEEE80211_CAP_ESS) {
bd1af96a
JM		 1206 ret = os_snprintf(pos, end - pos, "[ESS]");
1207 if (ret < 0 || ret >= end - pos)
fb0e5bd7 1208 return -1;
bd1af96a
JM		 1209 pos += ret;
1210 }
0c6b310e
JM		 1211 if (p2p) {
1212 ret = os_snprintf(pos, end - pos, "[P2P]");
1213 if (ret < 0 || ret >= end - pos)
fb0e5bd7 1214 return -1;
0c6b310e
JM		 1215 pos += ret;
1216 }
6fc6879b 1217
6fc6879b 1218 ret = os_snprintf(pos, end - pos, "\t%s",
16b71ac2 1219 wpa_ssid_txt(bss->ssid, bss->ssid_len));
6fc6879b 1220 if (ret < 0 || ret >= end - pos)
fb0e5bd7 1221 return -1;
6fc6879b
JM		 1222 pos += ret;
1223
1224 ret = os_snprintf(pos, end - pos, "\n");
1225 if (ret < 0 || ret >= end - pos)
fb0e5bd7 1226 return -1;
6fc6879b
JM		 1227 pos += ret;
1228
1229 return pos - buf;
1230}
1231
1232
1233static int wpa_supplicant_ctrl_iface_scan_results(
1234 struct wpa_supplicant *wpa_s, char *buf, size_t buflen)
1235{
1236 char *pos, *end;
16b71ac2 1237 struct wpa_bss *bss;
6fc6879b 1238 int ret;
6fc6879b
JM		 1239
1240 pos = buf;
1241 end = buf + buflen;
1242 ret = os_snprintf(pos, end - pos, "bssid / frequency / signal level / "
1243 "flags / ssid\n");
1244 if (ret < 0 || ret >= end - pos)
1245 return pos - buf;
1246 pos += ret;
1247
16b71ac2 1248 dl_list_for_each(bss, &wpa_s->bss_id, struct wpa_bss, list_id) {
31fcea93 1249 ret = wpa_supplicant_ctrl_iface_scan_result(wpa_s, bss, pos,
6fc6879b
JM		 1250 end - pos);
1251 if (ret < 0 || ret >= end - pos)
1252 return pos - buf;
1253 pos += ret;
1254 }
1255
1256 return pos - buf;
1257}
1258
1259
1260static int wpa_supplicant_ctrl_iface_select_network(
1261 struct wpa_supplicant *wpa_s, char *cmd)
1262{
1263 int id;
1264 struct wpa_ssid *ssid;
1265
1266 /* cmd: "<network id>" or "any" */
1267 if (os_strcmp(cmd, "any") == 0) {
1268 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SELECT_NETWORK any");
86b89452
WS		 1269 ssid = NULL;
1270 } else {
1271 id = atoi(cmd);
1272 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SELECT_NETWORK id=%d", id);
6fc6879b 1273
86b89452
WS		 1274 ssid = wpa_config_get_network(wpa_s->conf, id);
1275 if (ssid == NULL) {
1276 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
1277 "network id=%d", id);
1278 return -1;
1279 }
4dac0245
JM		 1280 if (ssid->disabled == 2) {
1281 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Cannot use "
1282 "SELECT_NETWORK with persistent P2P group");
1283 return -1;
1284 }
6fc6879b
JM		 1285 }
1286
86b89452 1287 wpa_supplicant_select_network(wpa_s, ssid);
6fc6879b
JM		 1288
1289 return 0;
1290}
1291
1292
1293static int wpa_supplicant_ctrl_iface_enable_network(
1294 struct wpa_supplicant *wpa_s, char *cmd)
1295{
1296 int id;
1297 struct wpa_ssid *ssid;
1298
1299 /* cmd: "<network id>" or "all" */
1300 if (os_strcmp(cmd, "all") == 0) {
1301 wpa_printf(MSG_DEBUG, "CTRL_IFACE: ENABLE_NETWORK all");
86b89452
WS		 1302 ssid = NULL;
1303 } else {
1304 id = atoi(cmd);
1305 wpa_printf(MSG_DEBUG, "CTRL_IFACE: ENABLE_NETWORK id=%d", id);
6fc6879b 1306
86b89452
WS		 1307 ssid = wpa_config_get_network(wpa_s->conf, id);
1308 if (ssid == NULL) {
1309 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
1310 "network id=%d", id);
1311 return -1;
1312 }
4dac0245
JM		 1313 if (ssid->disabled == 2) {
1314 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Cannot use "
1315 "ENABLE_NETWORK with persistent P2P group");
1316 return -1;
1317 }
6fc6879b 1318 }
86b89452 1319 wpa_supplicant_enable_network(wpa_s, ssid);
6fc6879b
JM		 1320
1321 return 0;
1322}
1323
1324
1325static int wpa_supplicant_ctrl_iface_disable_network(
1326 struct wpa_supplicant *wpa_s, char *cmd)
1327{
1328 int id;
1329 struct wpa_ssid *ssid;
1330
1331 /* cmd: "<network id>" or "all" */
1332 if (os_strcmp(cmd, "all") == 0) {
1333 wpa_printf(MSG_DEBUG, "CTRL_IFACE: DISABLE_NETWORK all");
86b89452
WS		 1334 ssid = NULL;
1335 } else {
1336 id = atoi(cmd);
1337 wpa_printf(MSG_DEBUG, "CTRL_IFACE: DISABLE_NETWORK id=%d", id);
6fc6879b 1338
86b89452
WS		 1339 ssid = wpa_config_get_network(wpa_s->conf, id);
1340 if (ssid == NULL) {
1341 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
1342 "network id=%d", id);
1343 return -1;
1344 }
4dac0245
JM		 1345 if (ssid->disabled == 2) {
1346 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Cannot use "
1347 "DISABLE_NETWORK with persistent P2P "
1348 "group");
1349 return -1;
1350 }
6fc6879b 1351 }
86b89452 1352 wpa_supplicant_disable_network(wpa_s, ssid);
6fc6879b
JM		 1353
1354 return 0;
1355}
1356
1357
1358static int wpa_supplicant_ctrl_iface_add_network(
1359 struct wpa_supplicant *wpa_s, char *buf, size_t buflen)
1360{
1361 struct wpa_ssid *ssid;
1362 int ret;
1363
1364 wpa_printf(MSG_DEBUG, "CTRL_IFACE: ADD_NETWORK");
1365
1366 ssid = wpa_config_add_network(wpa_s->conf);
1367 if (ssid == NULL)
1368 return -1;
8bac466b
JM		 1369
1370 wpas_notify_network_added(wpa_s, ssid);
1371
6fc6879b
JM		 1372 ssid->disabled = 1;
1373 wpa_config_set_network_defaults(ssid);
1374
1375 ret = os_snprintf(buf, buflen, "%d\n", ssid->id);
1376 if (ret < 0 || (size_t) ret >= buflen)
1377 return -1;
1378 return ret;
1379}
1380
1381
1382static int wpa_supplicant_ctrl_iface_remove_network(
1383 struct wpa_supplicant *wpa_s, char *cmd)
1384{
1385 int id;
1386 struct wpa_ssid *ssid;
1387
1388 /* cmd: "<network id>" or "all" */
1389 if (os_strcmp(cmd, "all") == 0) {
1390 wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_NETWORK all");
1391 ssid = wpa_s->conf->ssid;
1392 while (ssid) {
8bac466b 1393 struct wpa_ssid *remove_ssid = ssid;
6fc6879b
JM		 1394 id = ssid->id;
1395 ssid = ssid->next;
8bac466b 1396 wpas_notify_network_removed(wpa_s, remove_ssid);
6fc6879b
JM		 1397 wpa_config_remove_network(wpa_s->conf, id);
1398 }
d8a790b9 1399 eapol_sm_invalidate_cached_session(wpa_s->eapol);
6fc6879b 1400 if (wpa_s->current_ssid) {
20a0b03d
JM		 1401 wpa_sm_set_config(wpa_s->wpa, NULL);
1402 eapol_sm_notify_config(wpa_s->eapol, NULL, NULL);
6fc6879b
JM		 1403 wpa_supplicant_disassociate(wpa_s,
1404 WLAN_REASON_DEAUTH_LEAVING);
1405 }
1406 return 0;
1407 }
1408
1409 id = atoi(cmd);
1410 wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_NETWORK id=%d", id);
1411
1412 ssid = wpa_config_get_network(wpa_s->conf, id);
f3857c2e
JM		 1413 if (ssid)
1414 wpas_notify_network_removed(wpa_s, ssid);
6fc6879b
JM		 1415 if (ssid == NULL ||
1416 wpa_config_remove_network(wpa_s->conf, id) < 0) {
1417 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find network "
1418 "id=%d", id);
1419 return -1;
1420 }
1421
d8a790b9 1422 if (ssid == wpa_s->current_ssid || wpa_s->current_ssid == NULL) {
6fc6879b 1423 /*
d8a790b9
JM		 1424 * Invalidate the EAP session cache if the current or
1425 * previously used network is removed.
6fc6879b
JM		 1426 */
1427 eapol_sm_invalidate_cached_session(wpa_s->eapol);
d8a790b9
JM		 1428 }
1429
1430 if (ssid == wpa_s->current_ssid) {
20a0b03d
JM		 1431 wpa_sm_set_config(wpa_s->wpa, NULL);
1432 eapol_sm_notify_config(wpa_s->eapol, NULL, NULL);
6fc6879b
JM		 1433
1434 wpa_supplicant_disassociate(wpa_s, WLAN_REASON_DEAUTH_LEAVING);
1435 }
1436
1437 return 0;
1438}
1439
1440
1441static int wpa_supplicant_ctrl_iface_set_network(
1442 struct wpa_supplicant *wpa_s, char *cmd)
1443{
1444 int id;
1445 struct wpa_ssid *ssid;
1446 char *name, *value;
1447
1448 /* cmd: "<network id> <variable name> <value>" */
1449 name = os_strchr(cmd, ' ');
1450 if (name == NULL)
1451 return -1;
1452 *name++ = '\0';
1453
1454 value = os_strchr(name, ' ');
1455 if (value == NULL)
1456 return -1;
1457 *value++ = '\0';
1458
1459 id = atoi(cmd);
1460 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SET_NETWORK id=%d name='%s'",
1461 id, name);
1462 wpa_hexdump_ascii_key(MSG_DEBUG, "CTRL_IFACE: value",
1463 (u8 *) value, os_strlen(value));
1464
1465 ssid = wpa_config_get_network(wpa_s->conf, id);
1466 if (ssid == NULL) {
1467 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find network "
1468 "id=%d", id);
1469 return -1;
1470 }
1471
1472 if (wpa_config_set(ssid, name, value, 0) < 0) {
1473 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Failed to set network "
1474 "variable '%s'", name);
1475 return -1;
1476 }
1477
d8a790b9
JM		 1478 wpa_sm_pmksa_cache_flush(wpa_s->wpa, ssid);
1479
1480 if (wpa_s->current_ssid == ssid || wpa_s->current_ssid == NULL) {
6fc6879b
JM		 1481 /*
1482 * Invalidate the EAP session cache if anything in the current
d8a790b9 1483 * or previously used configuration changes.
6fc6879b
JM		 1484 */
1485 eapol_sm_invalidate_cached_session(wpa_s->eapol);
1486 }
1487
1488 if ((os_strcmp(name, "psk") == 0 &&
1489 value[0] == '"' && ssid->ssid_len) ||
1490 (os_strcmp(name, "ssid") == 0 && ssid->passphrase))
1491 wpa_config_update_psk(ssid);
aa53509f
DS		 1492 else if (os_strcmp(name, "priority") == 0)
1493 wpa_config_update_prio_list(wpa_s->conf);
6fc6879b
JM		 1494
1495 return 0;
1496}
1497
1498
1499static int wpa_supplicant_ctrl_iface_get_network(
1500 struct wpa_supplicant *wpa_s, char *cmd, char *buf, size_t buflen)
1501{
1502 int id;
1503 size_t res;
1504 struct wpa_ssid *ssid;
1505 char *name, *value;
1506
1507 /* cmd: "<network id> <variable name>" */
1508 name = os_strchr(cmd, ' ');
1509 if (name == NULL || buflen == 0)
1510 return -1;
1511 *name++ = '\0';
1512
1513 id = atoi(cmd);
1514 wpa_printf(MSG_DEBUG, "CTRL_IFACE: GET_NETWORK id=%d name='%s'",
1515 id, name);
1516
1517 ssid = wpa_config_get_network(wpa_s->conf, id);
1518 if (ssid == NULL) {
1519 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find network "
1520 "id=%d", id);
1521 return -1;
1522 }
1523
1524 value = wpa_config_get_no_key(ssid, name);
1525 if (value == NULL) {
1526 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Failed to get network "
1527 "variable '%s'", name);
1528 return -1;
1529 }
1530
1531 res = os_strlcpy(buf, value, buflen);
1532 if (res >= buflen) {
1533 os_free(value);
1534 return -1;
1535 }
1536
1537 os_free(value);
1538
1539 return res;
1540}
1541
1542
1543#ifndef CONFIG_NO_CONFIG_WRITE
1544static int wpa_supplicant_ctrl_iface_save_config(struct wpa_supplicant *wpa_s)
1545{
1546 int ret;
1547
1548 if (!wpa_s->conf->update_config) {
1549 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Not allowed "
1550 "to update configuration (update_config=0)");
1551 return -1;
1552 }
1553
1554 ret = wpa_config_write(wpa_s->confname, wpa_s->conf);
1555 if (ret) {
1556 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Failed to "
1557 "update configuration");
1558 } else {
1559 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Configuration"
1560 " updated");
1561 }
1562
1563 return ret;
1564}
1565#endif /* CONFIG_NO_CONFIG_WRITE */
1566
1567
1568static int ctrl_iface_get_capability_pairwise(int res, char *strict,
1569 struct wpa_driver_capa *capa,
1570 char *buf, size_t buflen)
1571{
1572 int ret, first = 1;
1573 char *pos, *end;
1574 size_t len;
1575
1576 pos = buf;
1577 end = pos + buflen;
1578
1579 if (res < 0) {
1580 if (strict)
1581 return 0;
1582 len = os_strlcpy(buf, "CCMP TKIP NONE", buflen);
1583 if (len >= buflen)
1584 return -1;
1585 return len;
1586 }
1587
1588 if (capa->enc & WPA_DRIVER_CAPA_ENC_CCMP) {
1589 ret = os_snprintf(pos, end - pos, "%sCCMP", first ? "" : " ");
1590 if (ret < 0 || ret >= end - pos)
1591 return pos - buf;
1592 pos += ret;
1593 first = 0;
1594 }
1595
1596 if (capa->enc & WPA_DRIVER_CAPA_ENC_TKIP) {
1597 ret = os_snprintf(pos, end - pos, "%sTKIP", first ? "" : " ");
1598 if (ret < 0 || ret >= end - pos)
1599 return pos - buf;
1600 pos += ret;
1601 first = 0;
1602 }
1603
1604 if (capa->key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_WPA_NONE) {
1605 ret = os_snprintf(pos, end - pos, "%sNONE", first ? "" : " ");
1606 if (ret < 0 || ret >= end - pos)
1607 return pos - buf;
1608 pos += ret;
1609 first = 0;
1610 }
1611
1612 return pos - buf;
1613}
1614
1615
1616static int ctrl_iface_get_capability_group(int res, char *strict,
1617 struct wpa_driver_capa *capa,
1618 char *buf, size_t buflen)
1619{
1620 int ret, first = 1;
1621 char *pos, *end;
1622 size_t len;
1623
1624 pos = buf;
1625 end = pos + buflen;
1626
1627 if (res < 0) {
1628 if (strict)
1629 return 0;
1630 len = os_strlcpy(buf, "CCMP TKIP WEP104 WEP40", buflen);
1631 if (len >= buflen)
1632 return -1;
1633 return len;
1634 }
1635
1636 if (capa->enc & WPA_DRIVER_CAPA_ENC_CCMP) {
1637 ret = os_snprintf(pos, end - pos, "%sCCMP", first ? "" : " ");
1638 if (ret < 0 || ret >= end - pos)
1639 return pos - buf;
1640 pos += ret;
1641 first = 0;
1642 }
1643
1644 if (capa->enc & WPA_DRIVER_CAPA_ENC_TKIP) {
1645 ret = os_snprintf(pos, end - pos, "%sTKIP", first ? "" : " ");
1646 if (ret < 0 || ret >= end - pos)
1647 return pos - buf;
1648 pos += ret;
1649 first = 0;
1650 }
1651
1652 if (capa->enc & WPA_DRIVER_CAPA_ENC_WEP104) {
1653 ret = os_snprintf(pos, end - pos, "%sWEP104",
1654 first ? "" : " ");
1655 if (ret < 0 || ret >= end - pos)
1656 return pos - buf;
1657 pos += ret;
1658 first = 0;
1659 }
1660
1661 if (capa->enc & WPA_DRIVER_CAPA_ENC_WEP40) {
1662 ret = os_snprintf(pos, end - pos, "%sWEP40", first ? "" : " ");
1663 if (ret < 0 || ret >= end - pos)
1664 return pos - buf;
1665 pos += ret;
1666 first = 0;
1667 }
1668
1669 return pos - buf;
1670}
1671
1672
1673static int ctrl_iface_get_capability_key_mgmt(int res, char *strict,
1674 struct wpa_driver_capa *capa,
1675 char *buf, size_t buflen)
1676{
1677 int ret;
1678 char *pos, *end;
1679 size_t len;
1680
1681 pos = buf;
1682 end = pos + buflen;
1683
1684 if (res < 0) {
1685 if (strict)
1686 return 0;
1687 len = os_strlcpy(buf, "WPA-PSK WPA-EAP IEEE8021X WPA-NONE "
1688 "NONE", buflen);
1689 if (len >= buflen)
1690 return -1;
1691 return len;
1692 }
1693
1694 ret = os_snprintf(pos, end - pos, "NONE IEEE8021X");
1695 if (ret < 0 || ret >= end - pos)
1696 return pos - buf;
1697 pos += ret;
1698
1699 if (capa->key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA |
1700 WPA_DRIVER_CAPA_KEY_MGMT_WPA2)) {
1701 ret = os_snprintf(pos, end - pos, " WPA-EAP");
1702 if (ret < 0 || ret >= end - pos)
1703 return pos - buf;
1704 pos += ret;
1705 }
1706
1707 if (capa->key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA_PSK |
1708 WPA_DRIVER_CAPA_KEY_MGMT_WPA2_PSK)) {
1709 ret = os_snprintf(pos, end - pos, " WPA-PSK");
1710 if (ret < 0 || ret >= end - pos)
1711 return pos - buf;
1712 pos += ret;
1713 }
1714
1715 if (capa->key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_WPA_NONE) {
1716 ret = os_snprintf(pos, end - pos, " WPA-NONE");
1717 if (ret < 0 || ret >= end - pos)
1718 return pos - buf;
1719 pos += ret;
1720 }
1721
1722 return pos - buf;
1723}
1724
1725
1726static int ctrl_iface_get_capability_proto(int res, char *strict,
1727 struct wpa_driver_capa *capa,
1728 char *buf, size_t buflen)
1729{
1730 int ret, first = 1;
1731 char *pos, *end;
1732 size_t len;
1733
1734 pos = buf;
1735 end = pos + buflen;
1736
1737 if (res < 0) {
1738 if (strict)
1739 return 0;
1740 len = os_strlcpy(buf, "RSN WPA", buflen);
1741 if (len >= buflen)
1742 return -1;
1743 return len;
1744 }
1745
1746 if (capa->key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA2 |
1747 WPA_DRIVER_CAPA_KEY_MGMT_WPA2_PSK)) {
1748 ret = os_snprintf(pos, end - pos, "%sRSN", first ? "" : " ");
1749 if (ret < 0 || ret >= end - pos)
1750 return pos - buf;
1751 pos += ret;
1752 first = 0;
1753 }
1754
1755 if (capa->key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA |
1756 WPA_DRIVER_CAPA_KEY_MGMT_WPA_PSK)) {
1757 ret = os_snprintf(pos, end - pos, "%sWPA", first ? "" : " ");
1758 if (ret < 0 || ret >= end - pos)
1759 return pos - buf;
1760 pos += ret;
1761 first = 0;
1762 }
1763
1764 return pos - buf;
1765}
1766
1767
1768static int ctrl_iface_get_capability_auth_alg(int res, char *strict,
1769 struct wpa_driver_capa *capa,
1770 char *buf, size_t buflen)
1771{
1772 int ret, first = 1;
1773 char *pos, *end;
1774 size_t len;
1775
1776 pos = buf;
1777 end = pos + buflen;
1778
1779 if (res < 0) {
1780 if (strict)
1781 return 0;
1782 len = os_strlcpy(buf, "OPEN SHARED LEAP", buflen);
1783 if (len >= buflen)
1784 return -1;
1785 return len;
1786 }
1787
1788 if (capa->auth & (WPA_DRIVER_AUTH_OPEN)) {
1789 ret = os_snprintf(pos, end - pos, "%sOPEN", first ? "" : " ");
1790 if (ret < 0 || ret >= end - pos)
1791 return pos - buf;
1792 pos += ret;
1793 first = 0;
1794 }
1795
1796 if (capa->auth & (WPA_DRIVER_AUTH_SHARED)) {
1797 ret = os_snprintf(pos, end - pos, "%sSHARED",
1798 first ? "" : " ");
1799 if (ret < 0 || ret >= end - pos)
1800 return pos - buf;
1801 pos += ret;
1802 first = 0;
1803 }
1804
1805 if (capa->auth & (WPA_DRIVER_AUTH_LEAP)) {
1806 ret = os_snprintf(pos, end - pos, "%sLEAP", first ? "" : " ");
1807 if (ret < 0 || ret >= end - pos)
1808 return pos - buf;
1809 pos += ret;
1810 first = 0;
1811 }
1812
1813 return pos - buf;
1814}
1815
1816
1817static int wpa_supplicant_ctrl_iface_get_capability(
1818 struct wpa_supplicant *wpa_s, const char *_field, char *buf,
1819 size_t buflen)
1820{
1821 struct wpa_driver_capa capa;
1822 int res;
1823 char *strict;
1824 char field[30];
1825 size_t len;
1826
1827 /* Determine whether or not strict checking was requested */
1828 len = os_strlcpy(field, _field, sizeof(field));
1829 if (len >= sizeof(field))
1830 return -1;
1831 strict = os_strchr(field, ' ');
1832 if (strict != NULL) {
1833 *strict++ = '\0';
1834 if (os_strcmp(strict, "strict") != 0)
1835 return -1;
1836 }
1837
1838 wpa_printf(MSG_DEBUG, "CTRL_IFACE: GET_CAPABILITY '%s' %s",
1839 field, strict ? strict : "");
1840
1841 if (os_strcmp(field, "eap") == 0) {
1842 return eap_get_names(buf, buflen);
1843 }
1844
1845 res = wpa_drv_get_capa(wpa_s, &capa);
1846
1847 if (os_strcmp(field, "pairwise") == 0)
1848 return ctrl_iface_get_capability_pairwise(res, strict, &capa,
1849 buf, buflen);
1850
1851 if (os_strcmp(field, "group") == 0)
1852 return ctrl_iface_get_capability_group(res, strict, &capa,
1853 buf, buflen);
1854
1855 if (os_strcmp(field, "key_mgmt") == 0)
1856 return ctrl_iface_get_capability_key_mgmt(res, strict, &capa,
1857 buf, buflen);
1858
1859 if (os_strcmp(field, "proto") == 0)
1860 return ctrl_iface_get_capability_proto(res, strict, &capa,
1861 buf, buflen);
1862
1863 if (os_strcmp(field, "auth_alg") == 0)
1864 return ctrl_iface_get_capability_auth_alg(res, strict, &capa,
1865 buf, buflen);
1866
1867 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Unknown GET_CAPABILITY field '%s'",
1868 field);
1869
1870 return -1;
1871}
1872
1873
afc064fe
JM		 1874#ifdef CONFIG_INTERWORKING
1875static char * anqp_add_hex(char *pos, char *end, const char *title,
1876 struct wpabuf *data)
1877{
1878 char *start = pos;
1879 size_t i;
1880 int ret;
1881 const u8 *d;
1882
1883 if (data == NULL)
1884 return start;
1885
1886 ret = os_snprintf(pos, end - pos, "%s=", title);
1887 if (ret < 0 || ret >= end - pos)
1888 return start;
1889 pos += ret;
1890
1891 d = wpabuf_head_u8(data);
1892 for (i = 0; i < wpabuf_len(data); i++) {
1893 ret = os_snprintf(pos, end - pos, "%02x", *d++);
1894 if (ret < 0 || ret >= end - pos)
1895 return start;
1896 pos += ret;
1897 }
1898
1899 ret = os_snprintf(pos, end - pos, "\n");
1900 if (ret < 0 || ret >= end - pos)
1901 return start;
1902 pos += ret;
1903
1904 return pos;
1905}
1906#endif /* CONFIG_INTERWORKING */
1907
1908
6fc6879b
JM		 1909static int wpa_supplicant_ctrl_iface_bss(struct wpa_supplicant *wpa_s,
1910 const char *cmd, char *buf,
1911 size_t buflen)
1912{
1913 u8 bssid[ETH_ALEN];
1914 size_t i;
3a068632 1915 struct wpa_bss *bss;
6fc6879b
JM		 1916 int ret;
1917 char *pos, *end;
1918 const u8 *ie, *ie2;
1919
3a068632
JM		 1920 if (os_strcmp(cmd, "FIRST") == 0)
1921 bss = dl_list_first(&wpa_s->bss, struct wpa_bss, list);
1922 else if (os_strncmp(cmd, "ID-", 3) == 0) {
1923 i = atoi(cmd + 3);
1924 bss = wpa_bss_get_id(wpa_s, i);
1925 } else if (os_strncmp(cmd, "NEXT-", 5) == 0) {
1926 i = atoi(cmd + 5);
1927 bss = wpa_bss_get_id(wpa_s, i);
1928 if (bss) {
1929 struct dl_list *next = bss->list_id.next;
1930 if (next == &wpa_s->bss_id)
1931 bss = NULL;
1932 else
1933 bss = dl_list_entry(next, struct wpa_bss,
1934 list_id);
6fc6879b 1935 }
3a068632
JM		 1936 } else if (hwaddr_aton(cmd, bssid) == 0)
1937 bss = wpa_bss_get_bssid(wpa_s, bssid);
1938 else {
1939 struct wpa_bss *tmp;
6fc6879b 1940 i = atoi(cmd);
3a068632
JM		 1941 bss = NULL;
1942 dl_list_for_each(tmp, &wpa_s->bss_id, struct wpa_bss, list_id)
1943 {
1944 if (i-- == 0) {
1945 bss = tmp;
1946 break;
1947 }
1948 }
1949 }
6fc6879b 1950
3a068632
JM		 1951 if (bss == NULL)
1952 return 0;
6fc6879b 1953
6fc6879b
JM		 1954 pos = buf;
1955 end = buf + buflen;
3fd0b8f1 1956 ret = os_snprintf(pos, end - pos,
3a068632 1957 "id=%u\n"
3fd0b8f1
JM		 1958 "bssid=" MACSTR "\n"
1959 "freq=%d\n"
1960 "beacon_int=%d\n"
1961 "capabilities=0x%04x\n"
1962 "qual=%d\n"
1963 "noise=%d\n"
1964 "level=%d\n"
1965 "tsf=%016llu\n"
1966 "ie=",
3a068632 1967 bss->id,
3fd0b8f1
JM		 1968 MAC2STR(bss->bssid), bss->freq, bss->beacon_int,
1969 bss->caps, bss->qual, bss->noise, bss->level,
1970 (unsigned long long) bss->tsf);
6fc6879b
JM		 1971 if (ret < 0 || ret >= end - pos)
1972 return pos - buf;
1973 pos += ret;
1974
1975 ie = (const u8 *) (bss + 1);
1976 for (i = 0; i < bss->ie_len; i++) {
3fd0b8f1 1977 ret = os_snprintf(pos, end - pos, "%02x", *ie++);
6fc6879b
JM		 1978 if (ret < 0 || ret >= end - pos)
1979 return pos - buf;
1980 pos += ret;
1981 }
1982
3fd0b8f1 1983 ret = os_snprintf(pos, end - pos, "\n");
6fc6879b
JM		 1984 if (ret < 0 || ret >= end - pos)
1985 return pos - buf;
1986 pos += ret;
1987
1988 ret = os_snprintf(pos, end - pos, "flags=");
1989 if (ret < 0 || ret >= end - pos)
1990 return pos - buf;
1991 pos += ret;
1992
3a068632 1993 ie = wpa_bss_get_vendor_ie(bss, WPA_IE_VENDOR_TYPE);
6fc6879b
JM		 1994 if (ie)
1995 pos = wpa_supplicant_ie_txt(pos, end, "WPA", ie, 2 + ie[1]);
3a068632 1996 ie2 = wpa_bss_get_ie(bss, WLAN_EID_RSN);
6fc6879b
JM		 1997 if (ie2)
1998 pos = wpa_supplicant_ie_txt(pos, end, "WPA2", ie2, 2 + ie2[1]);
31fcea93 1999 pos = wpa_supplicant_wps_ie_txt(wpa_s, pos, end, bss);
6fc6879b
JM		 2000 if (!ie && !ie2 && bss->caps & IEEE80211_CAP_PRIVACY) {
2001 ret = os_snprintf(pos, end - pos, "[WEP]");
2002 if (ret < 0 || ret >= end - pos)
2003 return pos - buf;
2004 pos += ret;
2005 }
2006 if (bss->caps & IEEE80211_CAP_IBSS) {
2007 ret = os_snprintf(pos, end - pos, "[IBSS]");
2008 if (ret < 0 || ret >= end - pos)
2009 return pos - buf;
2010 pos += ret;
2011 }
bd1af96a
JM		 2012 if (bss->caps & IEEE80211_CAP_ESS) {
2013 ret = os_snprintf(pos, end - pos, "[ESS]");
2014 if (ret < 0 || ret >= end - pos)
2015 return pos - buf;
2016 pos += ret;
2017 }
cc81110d
JM		 2018 if (wpa_bss_get_vendor_ie(bss, P2P_IE_VENDOR_TYPE)) {
2019 ret = os_snprintf(pos, end - pos, "[P2P]");
2020 if (ret < 0 || ret >= end - pos)
2021 return pos - buf;
2022 pos += ret;
2023 }
6fc6879b 2024
3fd0b8f1 2025 ret = os_snprintf(pos, end - pos, "\n");
6fc6879b
JM		 2026 if (ret < 0 || ret >= end - pos)
2027 return pos - buf;
2028 pos += ret;
2029
6fc6879b 2030 ret = os_snprintf(pos, end - pos, "ssid=%s\n",
3a068632 2031 wpa_ssid_txt(bss->ssid, bss->ssid_len));
6fc6879b
JM		 2032 if (ret < 0 || ret >= end - pos)
2033 return pos - buf;
2034 pos += ret;
2035
611ed491
JM		 2036#ifdef CONFIG_WPS
2037 ie = (const u8 *) (bss + 1);
2038 ret = wpas_wps_scan_result_text(ie, bss->ie_len, pos, end);
2039 if (ret < 0 || ret >= end - pos)
2040 return pos - buf;
2041 pos += ret;
2042#endif /* CONFIG_WPS */
2043
0c6b310e
JM		 2044#ifdef CONFIG_P2P
2045 ie = (const u8 *) (bss + 1);
2046 ret = wpas_p2p_scan_result_text(ie, bss->ie_len, pos, end);
2047 if (ret < 0 || ret >= end - pos)
2048 return pos - buf;
2049 pos += ret;
2050#endif /* CONFIG_P2P */
2051
afc064fe
JM		 2052#ifdef CONFIG_INTERWORKING
2053 pos = anqp_add_hex(pos, end, "anqp_venue_name", bss->anqp_venue_name);
2054 pos = anqp_add_hex(pos, end, "anqp_network_auth_type",
2055 bss->anqp_network_auth_type);
2056 pos = anqp_add_hex(pos, end, "anqp_roaming_consortium",
2057 bss->anqp_roaming_consortium);
2058 pos = anqp_add_hex(pos, end, "anqp_ip_addr_type_availability",
2059 bss->anqp_ip_addr_type_availability);
2060 pos = anqp_add_hex(pos, end, "anqp_nai_realm", bss->anqp_nai_realm);
2061 pos = anqp_add_hex(pos, end, "anqp_3gpp", bss->anqp_3gpp);
2062 pos = anqp_add_hex(pos, end, "anqp_domain_name",
2063 bss->anqp_domain_name);
2064#endif /* CONFIG_INTERWORKING */
2065
6fc6879b
JM		 2066 return pos - buf;
2067}
2068
2069
2070static int wpa_supplicant_ctrl_iface_ap_scan(
2071 struct wpa_supplicant *wpa_s, char *cmd)
2072{
2073 int ap_scan = atoi(cmd);
86b89452 2074 return wpa_supplicant_set_ap_scan(wpa_s, ap_scan);
6fc6879b
JM		 2075}
2076
2077
67b9bd08
DS		 2078static int wpa_supplicant_ctrl_iface_scan_interval(
2079 struct wpa_supplicant *wpa_s, char *cmd)
2080{
2081 int scan_int = atoi(cmd);
2082 if (scan_int < 0)
2083 return -1;
2084 wpa_s->scan_interval = scan_int;
2085 return 0;
2086}
2087
2088
78633c37
SL		 2089static int wpa_supplicant_ctrl_iface_bss_expire_age(
2090 struct wpa_supplicant *wpa_s, char *cmd)
2091{
2092 int expire_age = atoi(cmd);
2093 return wpa_supplicant_set_bss_expiration_age(wpa_s, expire_age);
2094}
2095
2096
2097static int wpa_supplicant_ctrl_iface_bss_expire_count(
2098 struct wpa_supplicant *wpa_s, char *cmd)
2099{
2100 int expire_count = atoi(cmd);
2101 return wpa_supplicant_set_bss_expiration_count(wpa_s, expire_count);
2102}
2103
2104
32d5295f
JM		 2105static void wpa_supplicant_ctrl_iface_drop_sa(struct wpa_supplicant *wpa_s)
2106{
32d5295f
JM		 2107 wpa_printf(MSG_DEBUG, "Dropping SA without deauthentication");
2108 /* MLME-DELETEKEYS.request */
0382097e
JM		 2109 wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 0, 0, NULL, 0, NULL, 0);
2110 wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 1, 0, NULL, 0, NULL, 0);
2111 wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 2, 0, NULL, 0, NULL, 0);
2112 wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 3, 0, NULL, 0, NULL, 0);
32d5295f 2113#ifdef CONFIG_IEEE80211W
0382097e
JM		 2114 wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 4, 0, NULL, 0, NULL, 0);
2115 wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 5, 0, NULL, 0, NULL, 0);
32d5295f
JM		 2116#endif /* CONFIG_IEEE80211W */
2117
2118 wpa_drv_set_key(wpa_s, WPA_ALG_NONE, wpa_s->bssid, 0, 0, NULL, 0, NULL,
2119 0);
2120 /* MLME-SETPROTECTION.request(None) */
2121 wpa_drv_mlme_setprotection(wpa_s, wpa_s->bssid,
2122 MLME_SETPROTECTION_PROTECT_TYPE_NONE,
2123 MLME_SETPROTECTION_KEY_TYPE_PAIRWISE);
2124 wpa_sm_drop_sa(wpa_s->wpa);
2125}
2126
2127
86d4f806
JM		 2128static int wpa_supplicant_ctrl_iface_roam(struct wpa_supplicant *wpa_s,
2129 char *addr)
2130{
2131 u8 bssid[ETH_ALEN];
2132 struct wpa_bss *bss;
2133 struct wpa_ssid *ssid = wpa_s->current_ssid;
2134
2135 if (hwaddr_aton(addr, bssid)) {
2136 wpa_printf(MSG_DEBUG, "CTRL_IFACE ROAM: invalid "
2137 "address '%s'", addr);
2138 return -1;
2139 }
2140
2141 wpa_printf(MSG_DEBUG, "CTRL_IFACE ROAM " MACSTR, MAC2STR(bssid));
2142
2143 bss = wpa_bss_get_bssid(wpa_s, bssid);
2144 if (!bss) {
2145 wpa_printf(MSG_DEBUG, "CTRL_IFACE ROAM: Target AP not found "
2146 "from BSS table");
2147 return -1;
2148 }
2149
2150 /*
2151 * TODO: Find best network configuration block from configuration to
2152 * allow roaming to other networks
2153 */
2154
2155 if (!ssid) {
2156 wpa_printf(MSG_DEBUG, "CTRL_IFACE ROAM: No network "
2157 "configuration known for the target AP");
2158 return -1;
2159 }
2160
2161 wpa_s->reassociate = 1;
2162 wpa_supplicant_connect(wpa_s, bss, ssid);
2163
2164 return 0;
2165}
2166
2167
b563b388
JM		 2168#ifdef CONFIG_P2P
2169static int p2p_ctrl_find(struct wpa_supplicant *wpa_s, char *cmd)
2170{
2171 unsigned int timeout = atoi(cmd);
2172 enum p2p_discovery_type type = P2P_FIND_START_WITH_FULL;
2173
2174 if (os_strstr(cmd, "type=social"))
2175 type = P2P_FIND_ONLY_SOCIAL;
2176 else if (os_strstr(cmd, "type=progressive"))
2177 type = P2P_FIND_PROGRESSIVE;
2178
046ef4aa 2179 return wpas_p2p_find(wpa_s, timeout, type, 0, NULL);
b563b388
JM		 2180}
2181
2182
2183static int p2p_ctrl_connect(struct wpa_supplicant *wpa_s, char *cmd,
2184 char *buf, size_t buflen)
2185{
2186 u8 addr[ETH_ALEN];
2187 char *pos, *pos2;
2188 char *pin = NULL;
2189 enum p2p_wps_method wps_method;
2190 int new_pin;
2191 int ret;
2192 int persistent_group;
2193 int join;
2194 int auth;
2195 int go_intent = -1;
2196 int freq = 0;
2197
2198 /* <addr> <"pbc" | "pin" | PIN> [label|display|keypad] [persistent]
108def93 2199 * [join] [auth] [go_intent=<0..15>] [freq=<in MHz>] */
b563b388
JM		 2200
2201 if (hwaddr_aton(cmd, addr))
2202 return -1;
2203
2204 pos = cmd + 17;
2205 if (*pos != ' ')
2206 return -1;
2207 pos++;
2208
2209 persistent_group = os_strstr(pos, " persistent") != NULL;
2210 join = os_strstr(pos, " join") != NULL;
2211 auth = os_strstr(pos, " auth") != NULL;
2212
2213 pos2 = os_strstr(pos, " go_intent=");
2214 if (pos2) {
2215 pos2 += 11;
2216 go_intent = atoi(pos2);
2217 if (go_intent < 0 || go_intent > 15)
2218 return -1;
2219 }
2220
2221 pos2 = os_strstr(pos, " freq=");
2222 if (pos2) {
2223 pos2 += 6;
2224 freq = atoi(pos2);
2225 if (freq <= 0)
2226 return -1;
2227 }
2228
2229 if (os_strncmp(pos, "pin", 3) == 0) {
2230 /* Request random PIN (to be displayed) and enable the PIN */
2231 wps_method = WPS_PIN_DISPLAY;
2232 } else if (os_strncmp(pos, "pbc", 3) == 0) {
2233 wps_method = WPS_PBC;
2234 } else {
2235 pin = pos;
2236 pos = os_strchr(pin, ' ');
2237 wps_method = WPS_PIN_KEYPAD;
2238 if (pos) {
2239 *pos++ = '\0';
07fecd39 2240 if (os_strncmp(pos, "display", 7) == 0)
b563b388
JM		 2241 wps_method = WPS_PIN_DISPLAY;
2242 }
2243 }
2244
2245 new_pin = wpas_p2p_connect(wpa_s, addr, pin, wps_method,
2246 persistent_group, join, auth, go_intent,
2247 freq);
d054a462
JM		 2248 if (new_pin == -2) {
2249 os_memcpy(buf, "FAIL-CHANNEL-UNAVAILABLE\n", 25);
2250 return 25;
2251 }
2252 if (new_pin == -3) {
2253 os_memcpy(buf, "FAIL-CHANNEL-UNSUPPORTED\n", 25);
2254 return 25;
2255 }
b563b388
JM		 2256 if (new_pin < 0)
2257 return -1;
2258 if (wps_method == WPS_PIN_DISPLAY && pin == NULL) {
2259 ret = os_snprintf(buf, buflen, "%08d", new_pin);
2260 if (ret < 0 || (size_t) ret >= buflen)
2261 return -1;
2262 return ret;
2263 }
2264
2265 os_memcpy(buf, "OK\n", 3);
2266 return 3;
2267}
2268
2269
2270static int p2p_ctrl_listen(struct wpa_supplicant *wpa_s, char *cmd)
2271{
2272 unsigned int timeout = atoi(cmd);
2273 return wpas_p2p_listen(wpa_s, timeout);
2274}
2275
2276
2277static int p2p_ctrl_prov_disc(struct wpa_supplicant *wpa_s, char *cmd)
2278{
2279 u8 addr[ETH_ALEN];
2280 char *pos;
2281
2282 /* <addr> <config method> */
2283
2284 if (hwaddr_aton(cmd, addr))
2285 return -1;
2286
2287 pos = cmd + 17;
2288 if (*pos != ' ')
2289 return -1;
2290 pos++;
2291
2292 return wpas_p2p_prov_disc(wpa_s, addr, pos);
2293}
2294
2295
2296static int p2p_get_passphrase(struct wpa_supplicant *wpa_s, char *buf,
2297 size_t buflen)
2298{
2299 struct wpa_ssid *ssid = wpa_s->current_ssid;
2300
2301 if (ssid == NULL || ssid->mode != WPAS_MODE_P2P_GO ||
2302 ssid->passphrase == NULL)
2303 return -1;
2304
2305 os_strlcpy(buf, ssid->passphrase, buflen);
2306 return os_strlen(buf);
2307}
2308
2309
2310static int p2p_ctrl_serv_disc_req(struct wpa_supplicant *wpa_s, char *cmd,
2311 char *buf, size_t buflen)
2312{
2313 u64 ref;
2314 int res;
2315 u8 dst_buf[ETH_ALEN], *dst;
2316 struct wpabuf *tlvs;
2317 char *pos;
2318 size_t len;
2319
2320 if (hwaddr_aton(cmd, dst_buf))
2321 return -1;
2322 dst = dst_buf;
2323 if (dst[0] == 0 && dst[1] == 0 && dst[2] == 0 &&
2324 dst[3] == 0 && dst[4] == 0 && dst[5] == 0)
2325 dst = NULL;
2326 pos = cmd + 17;
2327 if (*pos != ' ')
2328 return -1;
2329 pos++;
2330
2331 if (os_strncmp(pos, "upnp ", 5) == 0) {
2332 u8 version;
2333 pos += 5;
2334 if (hexstr2bin(pos, &version, 1) < 0)
2335 return -1;
2336 pos += 2;
2337 if (*pos != ' ')
2338 return -1;
2339 pos++;
0423d090
JB		 2340 ref = (unsigned long) wpas_p2p_sd_request_upnp(wpa_s, dst,
2341 version, pos);
b563b388
JM		 2342 } else {
2343 len = os_strlen(pos);
2344 if (len & 1)
2345 return -1;
2346 len /= 2;
2347 tlvs = wpabuf_alloc(len);
2348 if (tlvs == NULL)
2349 return -1;
2350 if (hexstr2bin(pos, wpabuf_put(tlvs, len), len) < 0) {
2351 wpabuf_free(tlvs);
2352 return -1;
2353 }
2354
0423d090 2355 ref = (unsigned long) wpas_p2p_sd_request(wpa_s, dst, tlvs);
b563b388
JM		 2356 wpabuf_free(tlvs);
2357 }
2358 res = os_snprintf(buf, buflen, "%llx", (long long unsigned) ref);
2359 if (res < 0 || (unsigned) res >= buflen)
2360 return -1;
2361 return res;
2362}
2363
2364
2365static int p2p_ctrl_serv_disc_cancel_req(struct wpa_supplicant *wpa_s,
2366 char *cmd)
2367{
2368 long long unsigned val;
2369 u64 req;
2370 if (sscanf(cmd, "%llx", &val) != 1)
2371 return -1;
2372 req = val;
0423d090 2373 return wpas_p2p_sd_cancel_request(wpa_s, (void *) (unsigned long) req);
b563b388
JM		 2374}
2375
2376
2377static int p2p_ctrl_serv_disc_resp(struct wpa_supplicant *wpa_s, char *cmd)
2378{
2379 int freq;
d25f7212 2380 u8 dst[ETH_ALEN];
b563b388
JM		 2381 u8 dialog_token;
2382 struct wpabuf *resp_tlvs;
2383 char *pos, *pos2;
2384 size_t len;
2385
2386 pos = os_strchr(cmd, ' ');
2387 if (pos == NULL)
2388 return -1;
2389 *pos++ = '\0';
2390 freq = atoi(cmd);
2391 if (freq == 0)
2392 return -1;
2393
d25f7212 2394 if (hwaddr_aton(pos, dst))
b563b388 2395 return -1;
b563b388
JM		 2396 pos += 17;
2397 if (*pos != ' ')
2398 return -1;
2399 pos++;
2400
2401 pos2 = os_strchr(pos, ' ');
2402 if (pos2 == NULL)
2403 return -1;
2404 *pos2++ = '\0';
2405 dialog_token = atoi(pos);
2406
2407 len = os_strlen(pos2);
2408 if (len & 1)
2409 return -1;
2410 len /= 2;
2411 resp_tlvs = wpabuf_alloc(len);
2412 if (resp_tlvs == NULL)
2413 return -1;
2414 if (hexstr2bin(pos2, wpabuf_put(resp_tlvs, len), len) < 0) {
2415 wpabuf_free(resp_tlvs);
2416 return -1;
2417 }
2418
2419 wpas_p2p_sd_response(wpa_s, freq, dst, dialog_token, resp_tlvs);
2420 wpabuf_free(resp_tlvs);
2421 return 0;
2422}
2423
2424
2425static int p2p_ctrl_serv_disc_external(struct wpa_supplicant *wpa_s,
2426 char *cmd)
2427{
2428 wpa_s->p2p_sd_over_ctrl_iface = atoi(cmd);
2429 return 0;
2430}
2431
2432
2433static int p2p_ctrl_service_add_bonjour(struct wpa_supplicant *wpa_s,
2434 char *cmd)
2435{
2436 char *pos;
2437 size_t len;
2438 struct wpabuf *query, *resp;
2439
2440 pos = os_strchr(cmd, ' ');
2441 if (pos == NULL)
2442 return -1;
2443 *pos++ = '\0';
2444
2445 len = os_strlen(cmd);
2446 if (len & 1)
2447 return -1;
2448 len /= 2;
2449 query = wpabuf_alloc(len);
2450 if (query == NULL)
2451 return -1;
2452 if (hexstr2bin(cmd, wpabuf_put(query, len), len) < 0) {
2453 wpabuf_free(query);
2454 return -1;
2455 }
2456
2457 len = os_strlen(pos);
2458 if (len & 1) {
2459 wpabuf_free(query);
2460 return -1;
2461 }
2462 len /= 2;
2463 resp = wpabuf_alloc(len);
2464 if (resp == NULL) {
2465 wpabuf_free(query);
2466 return -1;
2467 }
2468 if (hexstr2bin(pos, wpabuf_put(resp, len), len) < 0) {
2469 wpabuf_free(query);
2470 wpabuf_free(resp);
2471 return -1;
2472 }
2473
2474 if (wpas_p2p_service_add_bonjour(wpa_s, query, resp) < 0) {
2475 wpabuf_free(query);
2476 wpabuf_free(resp);
2477 return -1;
2478 }
2479 return 0;
2480}
2481
2482
2483static int p2p_ctrl_service_add_upnp(struct wpa_supplicant *wpa_s, char *cmd)
2484{
2485 char *pos;
2486 u8 version;
2487
2488 pos = os_strchr(cmd, ' ');
2489 if (pos == NULL)
2490 return -1;
2491 *pos++ = '\0';
2492
2493 if (hexstr2bin(cmd, &version, 1) < 0)
2494 return -1;
2495
2496 return wpas_p2p_service_add_upnp(wpa_s, version, pos);
2497}
2498
2499
2500static int p2p_ctrl_service_add(struct wpa_supplicant *wpa_s, char *cmd)
2501{
2502 char *pos;
2503
2504 pos = os_strchr(cmd, ' ');
2505 if (pos == NULL)
2506 return -1;
2507 *pos++ = '\0';
2508
2509 if (os_strcmp(cmd, "bonjour") == 0)
2510 return p2p_ctrl_service_add_bonjour(wpa_s, pos);
2511 if (os_strcmp(cmd, "upnp") == 0)
2512 return p2p_ctrl_service_add_upnp(wpa_s, pos);
2513 wpa_printf(MSG_DEBUG, "Unknown service '%s'", cmd);
2514 return -1;
2515}
2516
2517
2518static int p2p_ctrl_service_del_bonjour(struct wpa_supplicant *wpa_s,
2519 char *cmd)
2520{
2521 size_t len;
2522 struct wpabuf *query;
2523 int ret;
2524
2525 len = os_strlen(cmd);
2526 if (len & 1)
2527 return -1;
2528 len /= 2;
2529 query = wpabuf_alloc(len);
2530 if (query == NULL)
2531 return -1;
2532 if (hexstr2bin(cmd, wpabuf_put(query, len), len) < 0) {
2533 wpabuf_free(query);
2534 return -1;
2535 }
2536
2537 ret = wpas_p2p_service_del_bonjour(wpa_s, query);
2538 wpabuf_free(query);
2539 return ret;
2540}
2541
2542
2543static int p2p_ctrl_service_del_upnp(struct wpa_supplicant *wpa_s, char *cmd)
2544{
2545 char *pos;
2546 u8 version;
2547
2548 pos = os_strchr(cmd, ' ');
2549 if (pos == NULL)
2550 return -1;
2551 *pos++ = '\0';
2552
2553 if (hexstr2bin(cmd, &version, 1) < 0)
2554 return -1;
2555
2556 return wpas_p2p_service_del_upnp(wpa_s, version, pos);
2557}
2558
2559
2560static int p2p_ctrl_service_del(struct wpa_supplicant *wpa_s, char *cmd)
2561{
2562 char *pos;
2563
2564 pos = os_strchr(cmd, ' ');
2565 if (pos == NULL)
2566 return -1;
2567 *pos++ = '\0';
2568
2569 if (os_strcmp(cmd, "bonjour") == 0)
2570 return p2p_ctrl_service_del_bonjour(wpa_s, pos);
2571 if (os_strcmp(cmd, "upnp") == 0)
2572 return p2p_ctrl_service_del_upnp(wpa_s, pos);
2573 wpa_printf(MSG_DEBUG, "Unknown service '%s'", cmd);
2574 return -1;
2575}
2576
2577
2578static int p2p_ctrl_reject(struct wpa_supplicant *wpa_s, char *cmd)
2579{
2580 u8 addr[ETH_ALEN];
2581
2582 /* <addr> */
2583
2584 if (hwaddr_aton(cmd, addr))
2585 return -1;
2586
2587 return wpas_p2p_reject(wpa_s, addr);
2588}
2589
2590
2591static int p2p_ctrl_invite_persistent(struct wpa_supplicant *wpa_s, char *cmd)
2592{
2593 char *pos;
2594 int id;
2595 struct wpa_ssid *ssid;
2596 u8 peer[ETH_ALEN];
2597
2598 id = atoi(cmd);
2599 pos = os_strstr(cmd, " peer=");
2600 if (pos) {
2601 pos += 6;
2602 if (hwaddr_aton(pos, peer))
2603 return -1;
2604 }
2605 ssid = wpa_config_get_network(wpa_s->conf, id);
2606 if (ssid == NULL || ssid->disabled != 2) {
2607 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find SSID id=%d "
2608 "for persistent P2P group",
2609 id);
2610 return -1;
2611 }
2612
2613 return wpas_p2p_invite(wpa_s, pos ? peer : NULL, ssid, NULL);
2614}
2615
2616
2617static int p2p_ctrl_invite_group(struct wpa_supplicant *wpa_s, char *cmd)
2618{
2619 char *pos;
2620 u8 peer[ETH_ALEN], go_dev_addr[ETH_ALEN], *go_dev = NULL;
2621
2622 pos = os_strstr(cmd, " peer=");
2623 if (!pos)
2624 return -1;
2625
2626 *pos = '\0';
2627 pos += 6;
2628 if (hwaddr_aton(pos, peer)) {
2629 wpa_printf(MSG_DEBUG, "P2P: Invalid MAC address '%s'", pos);
2630 return -1;
2631 }
2632
2633 pos = os_strstr(pos, " go_dev_addr=");
2634 if (pos) {
2635 pos += 13;
2636 if (hwaddr_aton(pos, go_dev_addr)) {
2637 wpa_printf(MSG_DEBUG, "P2P: Invalid MAC address '%s'",
2638 pos);
2639 return -1;
2640 }
2641 go_dev = go_dev_addr;
2642 }
2643
2644 return wpas_p2p_invite_group(wpa_s, cmd, peer, go_dev);
2645}
2646
2647
2648static int p2p_ctrl_invite(struct wpa_supplicant *wpa_s, char *cmd)
2649{
2650 if (os_strncmp(cmd, "persistent=", 11) == 0)
2651 return p2p_ctrl_invite_persistent(wpa_s, cmd + 11);
2652 if (os_strncmp(cmd, "group=", 6) == 0)
2653 return p2p_ctrl_invite_group(wpa_s, cmd + 6);
2654
2655 return -1;
2656}
2657
2658
2659static int p2p_ctrl_group_add_persistent(struct wpa_supplicant *wpa_s,
2660 char *cmd, int freq)
2661{
2662 int id;
2663 struct wpa_ssid *ssid;
2664
2665 id = atoi(cmd);
2666 ssid = wpa_config_get_network(wpa_s->conf, id);
2667 if (ssid == NULL || ssid->disabled != 2) {
2668 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find SSID id=%d "
2669 "for persistent P2P group",
2670 id);
2671 return -1;
2672 }
2673
2674 return wpas_p2p_group_add_persistent(wpa_s, ssid, 0, freq);
2675}
2676
2677
2678static int p2p_ctrl_group_add(struct wpa_supplicant *wpa_s, char *cmd)
2679{
2680 int freq = 0;
2681 char *pos;
2682
2683 pos = os_strstr(cmd, "freq=");
2684 if (pos)
2685 freq = atoi(pos + 5);
2686
2687 if (os_strncmp(cmd, "persistent=", 11) == 0)
2688 return p2p_ctrl_group_add_persistent(wpa_s, cmd + 11, freq);
2689 if (os_strcmp(cmd, "persistent") == 0 ||
2690 os_strncmp(cmd, "persistent ", 11) == 0)
2691 return wpas_p2p_group_add(wpa_s, 1, freq);
2692 if (os_strncmp(cmd, "freq=", 5) == 0)
2693 return wpas_p2p_group_add(wpa_s, 0, freq);
2694
2695 wpa_printf(MSG_DEBUG, "CTRL: Invalid P2P_GROUP_ADD parameters '%s'",
2696 cmd);
2697 return -1;
2698}
2699
2700
2701static int p2p_ctrl_peer(struct wpa_supplicant *wpa_s, char *cmd,
2702 char *buf, size_t buflen)
2703{
2704 u8 addr[ETH_ALEN], *addr_ptr;
2705 int next;
2706
2707 if (!wpa_s->global->p2p)
2708 return -1;
2709
2710 if (os_strcmp(cmd, "FIRST") == 0) {
2711 addr_ptr = NULL;
2712 next = 0;
2713 } else if (os_strncmp(cmd, "NEXT-", 5) == 0) {
2714 if (hwaddr_aton(cmd + 5, addr) < 0)
2715 return -1;
2716 addr_ptr = addr;
2717 next = 1;
2718 } else {
2719 if (hwaddr_aton(cmd, addr) < 0)
2720 return -1;
2721 addr_ptr = addr;
2722 next = 0;
2723 }
2724
2725 return p2p_get_peer_info(wpa_s->global->p2p, addr_ptr, next,
2726 buf, buflen);
2727}
2728
2729
2730static int p2p_ctrl_set(struct wpa_supplicant *wpa_s, char *cmd)
2731{
2732 char *param;
2733
2734 if (wpa_s->global->p2p == NULL)
2735 return -1;
2736
2737 param = os_strchr(cmd, ' ');
2738 if (param == NULL)
2739 return -1;
2740 *param++ = '\0';
2741
2742 if (os_strcmp(cmd, "discoverability") == 0) {
2743 p2p_set_client_discoverability(wpa_s->global->p2p,
2744 atoi(param));
2745 return 0;
2746 }
2747
2748 if (os_strcmp(cmd, "managed") == 0) {
2749 p2p_set_managed_oper(wpa_s->global->p2p, atoi(param));
2750 return 0;
2751 }
2752
2753 if (os_strcmp(cmd, "listen_channel") == 0) {
2754 return p2p_set_listen_channel(wpa_s->global->p2p, 81,
2755 atoi(param));
2756 }
2757
2758 if (os_strcmp(cmd, "ssid_postfix") == 0) {
2759 return p2p_set_ssid_postfix(wpa_s->global->p2p, (u8 *) param,
2760 os_strlen(param));
2761 }
2762
2763 if (os_strcmp(cmd, "noa") == 0) {
2764 char *pos;
2765 int count, start, duration;
2766 /* GO NoA parameters: count,start_offset(ms),duration(ms) */
2767 count = atoi(param);
2768 pos = os_strchr(param, ',');
2769 if (pos == NULL)
2770 return -1;
2771 pos++;
2772 start = atoi(pos);
2773 pos = os_strchr(pos, ',');
2774 if (pos == NULL)
2775 return -1;
2776 pos++;
2777 duration = atoi(pos);
2778 if (count < 0 || count > 255 || start < 0 || duration < 0)
2779 return -1;
2780 if (count == 0 && duration > 0)
2781 return -1;
2782 wpa_printf(MSG_DEBUG, "CTRL_IFACE: P2P_SET GO NoA: count=%d "
2783 "start=%d duration=%d", count, start, duration);
aefb53bd 2784 return wpas_p2p_set_noa(wpa_s, count, start, duration);
b563b388
JM		 2785 }
2786
c381508d
JM		 2787 if (os_strcmp(cmd, "ps") == 0)
2788 return wpa_drv_set_p2p_powersave(wpa_s, atoi(param), -1, -1);
2789
2790 if (os_strcmp(cmd, "oppps") == 0)
2791 return wpa_drv_set_p2p_powersave(wpa_s, -1, atoi(param), -1);
2792
2793 if (os_strcmp(cmd, "ctwindow") == 0)
2794 return wpa_drv_set_p2p_powersave(wpa_s, -1, -1, atoi(param));
2795
b563b388
JM		 2796 if (os_strcmp(cmd, "disabled") == 0) {
2797 wpa_s->global->p2p_disabled = atoi(param);
2798 wpa_printf(MSG_DEBUG, "P2P functionality %s",
2799 wpa_s->global->p2p_disabled ?
2800 "disabled" : "enabled");
2801 if (wpa_s->global->p2p_disabled) {
2802 wpas_p2p_stop_find(wpa_s);
108def93 2803 os_memset(wpa_s->p2p_auth_invite, 0, ETH_ALEN);
b563b388
JM		 2804 p2p_flush(wpa_s->global->p2p);
2805 }
2806 return 0;
2807 }
2808
6e6963ea
JM		 2809 if (os_strcmp(cmd, "force_long_sd") == 0) {
2810 wpa_s->force_long_sd = atoi(param);
2811 return 0;
2812 }
2813
80c9582a
JM		 2814 if (os_strcmp(cmd, "peer_filter") == 0) {
2815 u8 addr[ETH_ALEN];
2816 if (hwaddr_aton(param, addr))
2817 return -1;
2818 p2p_set_peer_filter(wpa_s->global->p2p, addr);
2819 return 0;
2820 }
2821
72044390
JM		 2822 if (os_strcmp(cmd, "cross_connect") == 0)
2823 return wpas_p2p_set_cross_connect(wpa_s, atoi(param));
2824
eea2fd9e
JM		 2825 if (os_strcmp(cmd, "go_apsd") == 0) {
2826 if (os_strcmp(param, "disable") == 0)
2827 wpa_s->set_ap_uapsd = 0;
2828 else {
2829 wpa_s->set_ap_uapsd = 1;
2830 wpa_s->ap_uapsd = atoi(param);
2831 }
2832 return 0;
2833 }
2834
2835 if (os_strcmp(cmd, "client_apsd") == 0) {
2836 if (os_strcmp(param, "disable") == 0)
2837 wpa_s->set_sta_uapsd = 0;
2838 else {
2839 int be, bk, vi, vo;
2840 char *pos;
2841 /* format: BE,BK,VI,VO;max SP Length */
2842 be = atoi(param);
2843 pos = os_strchr(param, ',');
2844 if (pos == NULL)
2845 return -1;
2846 pos++;
2847 bk = atoi(pos);
2848 pos = os_strchr(pos, ',');
2849 if (pos == NULL)
2850 return -1;
2851 pos++;
2852 vi = atoi(pos);
2853 pos = os_strchr(pos, ',');
2854 if (pos == NULL)
2855 return -1;
2856 pos++;
2857 vo = atoi(pos);
2858 /* ignore max SP Length for now */
2859
2860 wpa_s->set_sta_uapsd = 1;
2861 wpa_s->sta_uapsd = 0;
2862 if (be)
2863 wpa_s->sta_uapsd |= BIT(0);
2864 if (bk)
2865 wpa_s->sta_uapsd |= BIT(1);
2866 if (vi)
2867 wpa_s->sta_uapsd |= BIT(2);
2868 if (vo)
2869 wpa_s->sta_uapsd |= BIT(3);
2870 }
2871 return 0;
2872 }
2873
b563b388
JM		 2874 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Unknown P2P_SET field value '%s'",
2875 cmd);
2876
2877 return -1;
2878}
2879
2880
2881static int p2p_ctrl_presence_req(struct wpa_supplicant *wpa_s, char *cmd)
2882{
2883 char *pos, *pos2;
2884 unsigned int dur1 = 0, int1 = 0, dur2 = 0, int2 = 0;
2885
2886 if (cmd[0]) {
2887 pos = os_strchr(cmd, ' ');
2888 if (pos == NULL)
2889 return -1;
2890 *pos++ = '\0';
2891 dur1 = atoi(cmd);
2892
2893 pos2 = os_strchr(pos, ' ');
2894 if (pos2)
2895 *pos2++ = '\0';
2896 int1 = atoi(pos);
2897 } else
2898 pos2 = NULL;
2899
2900 if (pos2) {
2901 pos = os_strchr(pos2, ' ');
2902 if (pos == NULL)
2903 return -1;
2904 *pos++ = '\0';
2905 dur2 = atoi(pos2);
2906 int2 = atoi(pos);
2907 }
2908
2909 return wpas_p2p_presence_req(wpa_s, dur1, int1, dur2, int2);
2910}
2911
2912
2913static int p2p_ctrl_ext_listen(struct wpa_supplicant *wpa_s, char *cmd)
2914{
2915 char *pos;
2916 unsigned int period = 0, interval = 0;
2917
2918 if (cmd[0]) {
2919 pos = os_strchr(cmd, ' ');
2920 if (pos == NULL)
2921 return -1;
2922 *pos++ = '\0';
2923 period = atoi(cmd);
2924 interval = atoi(pos);
2925 }
2926
2927 return wpas_p2p_ext_listen(wpa_s, period, interval);
2928}
2929
2930#endif /* CONFIG_P2P */
2931
2932
afc064fe
JM		 2933#ifdef CONFIG_INTERWORKING
2934static int get_anqp(struct wpa_supplicant *wpa_s, char *dst)
2935{
2936 u8 dst_addr[ETH_ALEN];
2937 int used;
2938 char *pos;
2939#define MAX_ANQP_INFO_ID 100
2940 u16 id[MAX_ANQP_INFO_ID];
2941 size_t num_id = 0;
2942
2943 used = hwaddr_aton2(dst, dst_addr);
2944 if (used < 0)
2945 return -1;
2946 pos = dst + used;
2947 while (num_id < MAX_ANQP_INFO_ID) {
2948 id[num_id] = atoi(pos);
2949 if (id[num_id])
2950 num_id++;
2951 pos = os_strchr(pos + 1, ',');
2952 if (pos == NULL)
2953 break;
2954 pos++;
2955 }
2956
2957 if (num_id == 0)
2958 return -1;
2959
2960 return anqp_send_req(wpa_s, dst_addr, id, num_id);
2961}
2962#endif /* CONFIG_INTERWORKING */
2963
2964
0d0a8ca1
AC		 2965static int wpa_supplicant_ctrl_iface_sta_autoconnect(
2966 struct wpa_supplicant *wpa_s, char *cmd)
2967{
2968 wpa_s->auto_reconnect_disabled = atoi(cmd) == 0 ? 1 : 0;
2969 return 0;
2970}
2971
2972
60b24b0d
DS		 2973static int wpa_supplicant_signal_poll(struct wpa_supplicant *wpa_s, char *buf,
2974 size_t buflen)
2975{
2976 struct wpa_signal_info si;
2977 int ret;
2978
2979 ret = wpa_drv_signal_poll(wpa_s, &si);
2980 if (ret)
2981 return -1;
2982
2983 ret = os_snprintf(buf, buflen, "RSSI=%d\nLINKSPEED=%d\n"
2984 "NOISE=%d\nFREQUENCY=%u\n",
2985 si.current_signal, si.current_txrate / 1000,
2986 si.current_noise, si.frequency);
2987 if (ret < 0 || (unsigned int) ret > buflen)
2988 return -1;
2989 return ret;
2990}
2991
2992
6fc6879b
JM		 2993char * wpa_supplicant_ctrl_iface_process(struct wpa_supplicant *wpa_s,
2994 char *buf, size_t *resp_len)
2995{
2996 char *reply;
b563b388 2997 const int reply_size = 4096;
6fc6879b
JM		 2998 int ctrl_rsp = 0;
2999 int reply_len;
3000
3001 if (os_strncmp(buf, WPA_CTRL_RSP, os_strlen(WPA_CTRL_RSP)) == 0 ||
3002 os_strncmp(buf, "SET_NETWORK ", 12) == 0) {
3003 wpa_hexdump_ascii_key(MSG_DEBUG, "RX ctrl_iface",
3004 (const u8 *) buf, os_strlen(buf));
3005 } else {
235f69fc
JM		 3006 int level = MSG_DEBUG;
3007 if (os_strcmp(buf, "PING") == 0)
3008 level = MSG_EXCESSIVE;
3009 wpa_hexdump_ascii(level, "RX ctrl_iface",
6fc6879b
JM		 3010 (const u8 *) buf, os_strlen(buf));
3011 }
3012
3013 reply = os_malloc(reply_size);
3014 if (reply == NULL) {
3015 *resp_len = 1;
3016 return NULL;
3017 }
3018
3019 os_memcpy(reply, "OK\n", 3);
3020 reply_len = 3;
3021
3022 if (os_strcmp(buf, "PING") == 0) {
3023 os_memcpy(reply, "PONG\n", 5);
3024 reply_len = 5;
ac6912b5
BG		 3025 } else if (os_strncmp(buf, "RELOG", 5) == 0) {
3026 if (wpa_debug_reopen_file() < 0)
3027 reply_len = -1;
77895cd9
JM		 3028 } else if (os_strncmp(buf, "NOTE ", 5) == 0) {
3029 wpa_printf(MSG_INFO, "NOTE: %s", buf + 5);
6fc6879b
JM		 3030 } else if (os_strcmp(buf, "MIB") == 0) {
3031 reply_len = wpa_sm_get_mib(wpa_s->wpa, reply, reply_size);
3032 if (reply_len >= 0) {
3033 int res;
3034 res = eapol_sm_get_mib(wpa_s->eapol, reply + reply_len,
3035 reply_size - reply_len);
3036 if (res < 0)
3037 reply_len = -1;
3038 else
3039 reply_len += res;
3040 }
3041 } else if (os_strncmp(buf, "STATUS", 6) == 0) {
3042 reply_len = wpa_supplicant_ctrl_iface_status(
3043 wpa_s, buf + 6, reply, reply_size);
3044 } else if (os_strcmp(buf, "PMKSA") == 0) {
540264a7
JM		 3045 reply_len = wpa_sm_pmksa_cache_list(wpa_s->wpa, reply,
3046 reply_size);
6fc6879b
JM		 3047 } else if (os_strncmp(buf, "SET ", 4) == 0) {
3048 if (wpa_supplicant_ctrl_iface_set(wpa_s, buf + 4))
3049 reply_len = -1;
acec8d32
JM		 3050 } else if (os_strncmp(buf, "GET ", 4) == 0) {
3051 reply_len = wpa_supplicant_ctrl_iface_get(wpa_s, buf + 4,
3052 reply, reply_size);
6fc6879b
JM		 3053 } else if (os_strcmp(buf, "LOGON") == 0) {
3054 eapol_sm_notify_logoff(wpa_s->eapol, FALSE);
3055 } else if (os_strcmp(buf, "LOGOFF") == 0) {
3056 eapol_sm_notify_logoff(wpa_s->eapol, TRUE);
3057 } else if (os_strcmp(buf, "REASSOCIATE") == 0) {
8401a6b0
JM		 3058 if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED)
3059 reply_len = -1;
3060 else {
3061 wpa_s->disconnected = 0;
3062 wpa_s->reassociate = 1;
3063 wpa_supplicant_req_scan(wpa_s, 0, 0);
3064 }
6fc6879b 3065 } else if (os_strcmp(buf, "RECONNECT") == 0) {
8401a6b0
JM		 3066 if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED)
3067 reply_len = -1;
3068 else if (wpa_s->disconnected) {
6fc6879b
JM		 3069 wpa_s->disconnected = 0;
3070 wpa_s->reassociate = 1;
3071 wpa_supplicant_req_scan(wpa_s, 0, 0);
3072 }
ec717917 3073#ifdef IEEE8021X_EAPOL
6fc6879b
JM		 3074 } else if (os_strncmp(buf, "PREAUTH ", 8) == 0) {
3075 if (wpa_supplicant_ctrl_iface_preauth(wpa_s, buf + 8))
3076 reply_len = -1;
ec717917 3077#endif /* IEEE8021X_EAPOL */
6fc6879b
JM		 3078#ifdef CONFIG_PEERKEY
3079 } else if (os_strncmp(buf, "STKSTART ", 9) == 0) {
3080 if (wpa_supplicant_ctrl_iface_stkstart(wpa_s, buf + 9))
3081 reply_len = -1;
3082#endif /* CONFIG_PEERKEY */
3083#ifdef CONFIG_IEEE80211R
3084 } else if (os_strncmp(buf, "FT_DS ", 6) == 0) {
3085 if (wpa_supplicant_ctrl_iface_ft_ds(wpa_s, buf + 6))
3086 reply_len = -1;
3087#endif /* CONFIG_IEEE80211R */
fcc60db4
JM		 3088#ifdef CONFIG_WPS
3089 } else if (os_strcmp(buf, "WPS_PBC") == 0) {
3152ff42
CWY		 3090 int res = wpa_supplicant_ctrl_iface_wps_pbc(wpa_s, NULL);
3091 if (res == -2) {
3092 os_memcpy(reply, "FAIL-PBC-OVERLAP\n", 17);
3093 reply_len = 17;
3094 } else if (res)
fcc60db4
JM		 3095 reply_len = -1;
3096 } else if (os_strncmp(buf, "WPS_PBC ", 8) == 0) {
3152ff42
CWY		 3097 int res = wpa_supplicant_ctrl_iface_wps_pbc(wpa_s, buf + 8);
3098 if (res == -2) {
3099 os_memcpy(reply, "FAIL-PBC-OVERLAP\n", 17);
3100 reply_len = 17;
3101 } else if (res)
fcc60db4
JM		 3102 reply_len = -1;
3103 } else if (os_strncmp(buf, "WPS_PIN ", 8) == 0) {
3104 reply_len = wpa_supplicant_ctrl_iface_wps_pin(wpa_s, buf + 8,
3105 reply,
3106 reply_size);
3981cb3c
JM		 3107 } else if (os_strncmp(buf, "WPS_CHECK_PIN ", 14) == 0) {
3108 reply_len = wpa_supplicant_ctrl_iface_wps_check_pin(
3109 wpa_s, buf + 14, reply, reply_size);
2f9929ff
AC		 3110 } else if (os_strcmp(buf, "WPS_CANCEL") == 0) {
3111 if (wpas_wps_cancel(wpa_s))
3112 reply_len = -1;
116f7bb0 3113#ifdef CONFIG_WPS_OOB
46bdb83a
MH		 3114 } else if (os_strncmp(buf, "WPS_OOB ", 8) == 0) {
3115 if (wpa_supplicant_ctrl_iface_wps_oob(wpa_s, buf + 8))
3116 reply_len = -1;
116f7bb0 3117#endif /* CONFIG_WPS_OOB */
fcc60db4
JM		 3118 } else if (os_strncmp(buf, "WPS_REG ", 8) == 0) {
3119 if (wpa_supplicant_ctrl_iface_wps_reg(wpa_s, buf + 8))
3120 reply_len = -1;
70d84f11
JM		 3121#ifdef CONFIG_AP
3122 } else if (os_strncmp(buf, "WPS_AP_PIN ", 11) == 0) {
3123 reply_len = wpa_supplicant_ctrl_iface_wps_ap_pin(
3124 wpa_s, buf + 11, reply, reply_size);
3125#endif /* CONFIG_AP */
72df2f5f 3126#ifdef CONFIG_WPS_ER
e9bcfebf 3127 } else if (os_strcmp(buf, "WPS_ER_START") == 0) {
08486685
JM		 3128 if (wpas_wps_er_start(wpa_s, NULL))
3129 reply_len = -1;
3130 } else if (os_strncmp(buf, "WPS_ER_START ", 13) == 0) {
3131 if (wpas_wps_er_start(wpa_s, buf + 13))
e9bcfebf
JM		 3132 reply_len = -1;
3133 } else if (os_strcmp(buf, "WPS_ER_STOP") == 0) {
3134 if (wpas_wps_er_stop(wpa_s))
3135 reply_len = -1;
72df2f5f
JM		 3136 } else if (os_strncmp(buf, "WPS_ER_PIN ", 11) == 0) {
3137 if (wpa_supplicant_ctrl_iface_wps_er_pin(wpa_s, buf + 11))
3138 reply_len = -1;
564cd7fa 3139 } else if (os_strncmp(buf, "WPS_ER_PBC ", 11) == 0) {
ed159ad4
JM		 3140 int ret = wpas_wps_er_pbc(wpa_s, buf + 11);
3141 if (ret == -2) {
3142 os_memcpy(reply, "FAIL-PBC-OVERLAP\n", 17);
3143 reply_len = 17;
3144 } else if (ret == -3) {
3145 os_memcpy(reply, "FAIL-UNKNOWN-UUID\n", 18);
3146 reply_len = 18;
3147 } else if (ret == -4) {
3148 os_memcpy(reply, "FAIL-NO-AP-SETTINGS\n", 20);
3149 reply_len = 20;
3150 } else if (ret)
564cd7fa 3151 reply_len = -1;
e64dcfd5
JM		 3152 } else if (os_strncmp(buf, "WPS_ER_LEARN ", 13) == 0) {
3153 if (wpa_supplicant_ctrl_iface_wps_er_learn(wpa_s, buf + 13))
3154 reply_len = -1;
ef10f473
JM		 3155 } else if (os_strncmp(buf, "WPS_ER_SET_CONFIG ", 18) == 0) {
3156 if (wpa_supplicant_ctrl_iface_wps_er_set_config(wpa_s,
3157 buf + 18))
3158 reply_len = -1;
7d6640a6
JM		 3159 } else if (os_strncmp(buf, "WPS_ER_CONFIG ", 14) == 0) {
3160 if (wpa_supplicant_ctrl_iface_wps_er_config(wpa_s, buf + 14))
3161 reply_len = -1;
72df2f5f 3162#endif /* CONFIG_WPS_ER */
fcc60db4 3163#endif /* CONFIG_WPS */
11ef8d35
JM		 3164#ifdef CONFIG_IBSS_RSN
3165 } else if (os_strncmp(buf, "IBSS_RSN ", 9) == 0) {
3166 if (wpa_supplicant_ctrl_iface_ibss_rsn(wpa_s, buf + 9))
3167 reply_len = -1;
3168#endif /* CONFIG_IBSS_RSN */
b563b388
JM		 3169#ifdef CONFIG_P2P
3170 } else if (os_strncmp(buf, "P2P_FIND ", 9) == 0) {
3171 if (p2p_ctrl_find(wpa_s, buf + 9))
3172 reply_len = -1;
3173 } else if (os_strcmp(buf, "P2P_FIND") == 0) {
3174 if (p2p_ctrl_find(wpa_s, ""))
3175 reply_len = -1;
3176 } else if (os_strcmp(buf, "P2P_STOP_FIND") == 0) {
3177 wpas_p2p_stop_find(wpa_s);
3178 } else if (os_strncmp(buf, "P2P_CONNECT ", 12) == 0) {
3179 reply_len = p2p_ctrl_connect(wpa_s, buf + 12, reply,
3180 reply_size);
3181 } else if (os_strncmp(buf, "P2P_LISTEN ", 11) == 0) {
3182 if (p2p_ctrl_listen(wpa_s, buf + 11))
3183 reply_len = -1;
3184 } else if (os_strcmp(buf, "P2P_LISTEN") == 0) {
3185 if (p2p_ctrl_listen(wpa_s, ""))
3186 reply_len = -1;
3187 } else if (os_strncmp(buf, "P2P_GROUP_REMOVE ", 17) == 0) {
3188 if (wpas_p2p_group_remove(wpa_s, buf + 17))
3189 reply_len = -1;
3190 } else if (os_strcmp(buf, "P2P_GROUP_ADD") == 0) {
3191 if (wpas_p2p_group_add(wpa_s, 0, 0))
3192 reply_len = -1;
3193 } else if (os_strncmp(buf, "P2P_GROUP_ADD ", 14) == 0) {
3194 if (p2p_ctrl_group_add(wpa_s, buf + 14))
3195 reply_len = -1;
3196 } else if (os_strncmp(buf, "P2P_PROV_DISC ", 14) == 0) {
3197 if (p2p_ctrl_prov_disc(wpa_s, buf + 14))
3198 reply_len = -1;
3199 } else if (os_strcmp(buf, "P2P_GET_PASSPHRASE") == 0) {
3200 reply_len = p2p_get_passphrase(wpa_s, reply, reply_size);
3201 } else if (os_strncmp(buf, "P2P_SERV_DISC_REQ ", 18) == 0) {
3202 reply_len = p2p_ctrl_serv_disc_req(wpa_s, buf + 18, reply,
3203 reply_size);
3204 } else if (os_strncmp(buf, "P2P_SERV_DISC_CANCEL_REQ ", 25) == 0) {
3205 if (p2p_ctrl_serv_disc_cancel_req(wpa_s, buf + 25) < 0)
3206 reply_len = -1;
3207 } else if (os_strncmp(buf, "P2P_SERV_DISC_RESP ", 19) == 0) {
3208 if (p2p_ctrl_serv_disc_resp(wpa_s, buf + 19) < 0)
3209 reply_len = -1;
3210 } else if (os_strcmp(buf, "P2P_SERVICE_UPDATE") == 0) {
3211 wpas_p2p_sd_service_update(wpa_s);
3212 } else if (os_strncmp(buf, "P2P_SERV_DISC_EXTERNAL ", 23) == 0) {
3213 if (p2p_ctrl_serv_disc_external(wpa_s, buf + 23) < 0)
3214 reply_len = -1;
3215 } else if (os_strcmp(buf, "P2P_SERVICE_FLUSH") == 0) {
3216 wpas_p2p_service_flush(wpa_s);
3217 } else if (os_strncmp(buf, "P2P_SERVICE_ADD ", 16) == 0) {
3218 if (p2p_ctrl_service_add(wpa_s, buf + 16) < 0)
3219 reply_len = -1;
3220 } else if (os_strncmp(buf, "P2P_SERVICE_DEL ", 16) == 0) {
3221 if (p2p_ctrl_service_del(wpa_s, buf + 16) < 0)
3222 reply_len = -1;
3223 } else if (os_strncmp(buf, "P2P_REJECT ", 11) == 0) {
3224 if (p2p_ctrl_reject(wpa_s, buf + 11) < 0)
3225 reply_len = -1;
3226 } else if (os_strncmp(buf, "P2P_INVITE ", 11) == 0) {
3227 if (p2p_ctrl_invite(wpa_s, buf + 11) < 0)
3228 reply_len = -1;
3229 } else if (os_strncmp(buf, "P2P_PEER ", 9) == 0) {
3230 reply_len = p2p_ctrl_peer(wpa_s, buf + 9, reply,
3231 reply_size);
3232 } else if (os_strncmp(buf, "P2P_SET ", 8) == 0) {
3233 if (p2p_ctrl_set(wpa_s, buf + 8) < 0)
3234 reply_len = -1;
3235 } else if (os_strcmp(buf, "P2P_FLUSH") == 0) {
108def93 3236 os_memset(wpa_s->p2p_auth_invite, 0, ETH_ALEN);
6e6963ea 3237 wpa_s->force_long_sd = 0;
9526fd29
JM		 3238 if (wpa_s->global->p2p)
3239 p2p_flush(wpa_s->global->p2p);
9d562b79
SS		 3240 } else if (os_strncmp(buf, "P2P_UNAUTHORIZE ", 16) == 0) {
3241 if (wpas_p2p_unauthorize(wpa_s, buf + 16) < 0)
3242 reply_len = -1;
59eba7a2
JM		 3243 } else if (os_strcmp(buf, "P2P_CANCEL") == 0) {
3244 if (wpas_p2p_cancel(wpa_s))
3245 reply_len = -1;
b563b388
JM		 3246 } else if (os_strncmp(buf, "P2P_PRESENCE_REQ ", 17) == 0) {
3247 if (p2p_ctrl_presence_req(wpa_s, buf + 17) < 0)
3248 reply_len = -1;
3249 } else if (os_strcmp(buf, "P2P_PRESENCE_REQ") == 0) {
3250 if (p2p_ctrl_presence_req(wpa_s, "") < 0)
3251 reply_len = -1;
3252 } else if (os_strncmp(buf, "P2P_EXT_LISTEN ", 15) == 0) {
3253 if (p2p_ctrl_ext_listen(wpa_s, buf + 15) < 0)
3254 reply_len = -1;
3255 } else if (os_strcmp(buf, "P2P_EXT_LISTEN") == 0) {
3256 if (p2p_ctrl_ext_listen(wpa_s, "") < 0)
3257 reply_len = -1;
3258#endif /* CONFIG_P2P */
afc064fe
JM		 3259#ifdef CONFIG_INTERWORKING
3260 } else if (os_strcmp(buf, "FETCH_ANQP") == 0) {
3261 if (interworking_fetch_anqp(wpa_s) < 0)
3262 reply_len = -1;
3263 } else if (os_strcmp(buf, "STOP_FETCH_ANQP") == 0) {
3264 interworking_stop_fetch_anqp(wpa_s);
3265 } else if (os_strncmp(buf, "ANQP_GET ", 9) == 0) {
3266 if (get_anqp(wpa_s, buf + 9) < 0)
3267 reply_len = -1;
3268#endif /* CONFIG_INTERWORKING */
6fc6879b
JM		 3269 } else if (os_strncmp(buf, WPA_CTRL_RSP, os_strlen(WPA_CTRL_RSP)) == 0)
3270 {
3271 if (wpa_supplicant_ctrl_iface_ctrl_rsp(
3272 wpa_s, buf + os_strlen(WPA_CTRL_RSP)))
3273 reply_len = -1;
3274 else
3275 ctrl_rsp = 1;
3276 } else if (os_strcmp(buf, "RECONFIGURE") == 0) {
3277 if (wpa_supplicant_reload_configuration(wpa_s))
3278 reply_len = -1;
3279 } else if (os_strcmp(buf, "TERMINATE") == 0) {
1a1bf008 3280 wpa_supplicant_terminate_proc(wpa_s->global);
6fc6879b
JM		 3281 } else if (os_strncmp(buf, "BSSID ", 6) == 0) {
3282 if (wpa_supplicant_ctrl_iface_bssid(wpa_s, buf + 6))
3283 reply_len = -1;
3284 } else if (os_strcmp(buf, "LIST_NETWORKS") == 0) {
3285 reply_len = wpa_supplicant_ctrl_iface_list_networks(
3286 wpa_s, reply, reply_size);
3287 } else if (os_strcmp(buf, "DISCONNECT") == 0) {
3288 wpa_s->reassociate = 0;
3289 wpa_s->disconnected = 1;
cf4783e3
JM		 3290 wpa_supplicant_deauthenticate(wpa_s,
3291 WLAN_REASON_DEAUTH_LEAVING);
6fc6879b 3292 } else if (os_strcmp(buf, "SCAN") == 0) {
8401a6b0
JM		 3293 if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED)
3294 reply_len = -1;
3295 else {
746bba1a
DS		 3296 if (!wpa_s->scanning &&
3297 ((wpa_s->wpa_state <= WPA_SCANNING) ||
3298 (wpa_s->wpa_state == WPA_COMPLETED))) {
3299 wpa_s->scan_req = 2;
3300 wpa_supplicant_req_scan(wpa_s, 0, 0);
3301 } else {
3302 wpa_printf(MSG_DEBUG, "Ongoing scan action - "
3303 "reject new request");
3304 reply_len = os_snprintf(reply, reply_size,
3305 "FAIL-BUSY\n");
3306 }
8401a6b0 3307 }
6fc6879b
JM		 3308 } else if (os_strcmp(buf, "SCAN_RESULTS") == 0) {
3309 reply_len = wpa_supplicant_ctrl_iface_scan_results(
3310 wpa_s, reply, reply_size);
3311 } else if (os_strncmp(buf, "SELECT_NETWORK ", 15) == 0) {
3312 if (wpa_supplicant_ctrl_iface_select_network(wpa_s, buf + 15))
3313 reply_len = -1;
3314 } else if (os_strncmp(buf, "ENABLE_NETWORK ", 15) == 0) {
3315 if (wpa_supplicant_ctrl_iface_enable_network(wpa_s, buf + 15))
3316 reply_len = -1;
3317 } else if (os_strncmp(buf, "DISABLE_NETWORK ", 16) == 0) {
3318 if (wpa_supplicant_ctrl_iface_disable_network(wpa_s, buf + 16))
3319 reply_len = -1;
3320 } else if (os_strcmp(buf, "ADD_NETWORK") == 0) {
3321 reply_len = wpa_supplicant_ctrl_iface_add_network(
3322 wpa_s, reply, reply_size);
3323 } else if (os_strncmp(buf, "REMOVE_NETWORK ", 15) == 0) {
3324 if (wpa_supplicant_ctrl_iface_remove_network(wpa_s, buf + 15))
3325 reply_len = -1;
3326 } else if (os_strncmp(buf, "SET_NETWORK ", 12) == 0) {
3327 if (wpa_supplicant_ctrl_iface_set_network(wpa_s, buf + 12))
3328 reply_len = -1;
3329 } else if (os_strncmp(buf, "GET_NETWORK ", 12) == 0) {
3330 reply_len = wpa_supplicant_ctrl_iface_get_network(
3331 wpa_s, buf + 12, reply, reply_size);
3332#ifndef CONFIG_NO_CONFIG_WRITE
3333 } else if (os_strcmp(buf, "SAVE_CONFIG") == 0) {
3334 if (wpa_supplicant_ctrl_iface_save_config(wpa_s))
3335 reply_len = -1;
3336#endif /* CONFIG_NO_CONFIG_WRITE */
3337 } else if (os_strncmp(buf, "GET_CAPABILITY ", 15) == 0) {
3338 reply_len = wpa_supplicant_ctrl_iface_get_capability(
3339 wpa_s, buf + 15, reply, reply_size);
3340 } else if (os_strncmp(buf, "AP_SCAN ", 8) == 0) {
3341 if (wpa_supplicant_ctrl_iface_ap_scan(wpa_s, buf + 8))
3342 reply_len = -1;
67b9bd08
DS		 3343 } else if (os_strncmp(buf, "SCAN_INTERVAL ", 14) == 0) {
3344 if (wpa_supplicant_ctrl_iface_scan_interval(wpa_s, buf + 14))
3345 reply_len = -1;
4b4a8ae5
JM		 3346 } else if (os_strcmp(buf, "INTERFACE_LIST") == 0) {
3347 reply_len = wpa_supplicant_global_iface_list(
3348 wpa_s->global, reply, reply_size);
6fc6879b
JM		 3349 } else if (os_strcmp(buf, "INTERFACES") == 0) {
3350 reply_len = wpa_supplicant_global_iface_interfaces(
3351 wpa_s->global, reply, reply_size);
3352 } else if (os_strncmp(buf, "BSS ", 4) == 0) {
3353 reply_len = wpa_supplicant_ctrl_iface_bss(
3354 wpa_s, buf + 4, reply, reply_size);
e653b622
JM		 3355#ifdef CONFIG_AP
3356 } else if (os_strcmp(buf, "STA-FIRST") == 0) {
3357 reply_len = ap_ctrl_iface_sta_first(wpa_s, reply, reply_size);
3358 } else if (os_strncmp(buf, "STA ", 4) == 0) {
3359 reply_len = ap_ctrl_iface_sta(wpa_s, buf + 4, reply,
3360 reply_size);
3361 } else if (os_strncmp(buf, "STA-NEXT ", 9) == 0) {
3362 reply_len = ap_ctrl_iface_sta_next(wpa_s, buf + 9, reply,
3363 reply_size);
3364#endif /* CONFIG_AP */
207ef3fb
JM		 3365 } else if (os_strcmp(buf, "SUSPEND") == 0) {
3366 wpas_notify_suspend(wpa_s->global);
3367 } else if (os_strcmp(buf, "RESUME") == 0) {
3368 wpas_notify_resume(wpa_s->global);
32d5295f
JM		 3369 } else if (os_strcmp(buf, "DROP_SA") == 0) {
3370 wpa_supplicant_ctrl_iface_drop_sa(wpa_s);
86d4f806
JM		 3371 } else if (os_strncmp(buf, "ROAM ", 5) == 0) {
3372 if (wpa_supplicant_ctrl_iface_roam(wpa_s, buf + 5))
3373 reply_len = -1;
0d0a8ca1
AC		 3374 } else if (os_strncmp(buf, "STA_AUTOCONNECT ", 16) == 0) {
3375 if (wpa_supplicant_ctrl_iface_sta_autoconnect(wpa_s, buf + 16))
3376 reply_len = -1;
78633c37
SL		 3377 } else if (os_strncmp(buf, "BSS_EXPIRE_AGE ", 15) == 0) {
3378 if (wpa_supplicant_ctrl_iface_bss_expire_age(wpa_s, buf + 15))
3379 reply_len = -1;
3380 } else if (os_strncmp(buf, "BSS_EXPIRE_COUNT ", 17) == 0) {
3381 if (wpa_supplicant_ctrl_iface_bss_expire_count(wpa_s,
3382 buf + 17))
3383 reply_len = -1;
281ff0aa
GP		 3384#ifdef CONFIG_TDLS
3385 } else if (os_strncmp(buf, "TDLS_DISCOVER ", 14) == 0) {
3386 if (wpa_supplicant_ctrl_iface_tdls_discover(wpa_s, buf + 14))
3387 reply_len = -1;
3388 } else if (os_strncmp(buf, "TDLS_SETUP ", 11) == 0) {
3389 if (wpa_supplicant_ctrl_iface_tdls_setup(wpa_s, buf + 11))
3390 reply_len = -1;
3391 } else if (os_strncmp(buf, "TDLS_TEARDOWN ", 14) == 0) {
3392 if (wpa_supplicant_ctrl_iface_tdls_teardown(wpa_s, buf + 14))
3393 reply_len = -1;
3394#endif /* CONFIG_TDLS */
60b24b0d
DS		 3395 } else if (os_strncmp(buf, "SIGNAL_POLL", 11) == 0) {
3396 reply_len = wpa_supplicant_signal_poll(wpa_s, reply,
3397 reply_size);
6fc6879b
JM		 3398 } else {
3399 os_memcpy(reply, "UNKNOWN COMMAND\n", 16);
3400 reply_len = 16;
3401 }
3402
3403 if (reply_len < 0) {
3404 os_memcpy(reply, "FAIL\n", 5);
3405 reply_len = 5;
3406 }
3407
3408 if (ctrl_rsp)
3409 eapol_sm_notify_ctrl_response(wpa_s->eapol);
3410
3411 *resp_len = reply_len;
3412 return reply;
3413}
3414
3415
3416static int wpa_supplicant_global_iface_add(struct wpa_global *global,
3417 char *cmd)
3418{
3419 struct wpa_interface iface;
3420 char *pos;
3421
3422 /*
3423 * <ifname>TAB<confname>TAB<driver>TAB<ctrl_interface>TAB<driver_param>
3424 * TAB<bridge_ifname>
3425 */
3426 wpa_printf(MSG_DEBUG, "CTRL_IFACE GLOBAL INTERFACE_ADD '%s'", cmd);
3427
3428 os_memset(&iface, 0, sizeof(iface));
3429
3430 do {
3431 iface.ifname = pos = cmd;
3432 pos = os_strchr(pos, '\t');
3433 if (pos)
3434 *pos++ = '\0';
3435 if (iface.ifname[0] == '\0')
3436 return -1;
3437 if (pos == NULL)
3438 break;
3439
3440 iface.confname = pos;
3441 pos = os_strchr(pos, '\t');
3442 if (pos)
3443 *pos++ = '\0';
3444 if (iface.confname[0] == '\0')
3445 iface.confname = NULL;
3446 if (pos == NULL)
3447 break;
3448
3449 iface.driver = pos;
3450 pos = os_strchr(pos, '\t');
3451 if (pos)
3452 *pos++ = '\0';
3453 if (iface.driver[0] == '\0')
3454 iface.driver = NULL;
3455 if (pos == NULL)
3456 break;
3457
3458 iface.ctrl_interface = pos;
3459 pos = os_strchr(pos, '\t');
3460 if (pos)
3461 *pos++ = '\0';
3462 if (iface.ctrl_interface[0] == '\0')
3463 iface.ctrl_interface = NULL;
3464 if (pos == NULL)
3465 break;
3466
3467 iface.driver_param = pos;
3468 pos = os_strchr(pos, '\t');
3469 if (pos)
3470 *pos++ = '\0';
3471 if (iface.driver_param[0] == '\0')
3472 iface.driver_param = NULL;
3473 if (pos == NULL)
3474 break;
3475
3476 iface.bridge_ifname = pos;
3477 pos = os_strchr(pos, '\t');
3478 if (pos)
3479 *pos++ = '\0';
3480 if (iface.bridge_ifname[0] == '\0')
3481 iface.bridge_ifname = NULL;
3482 if (pos == NULL)
3483 break;
3484 } while (0);
3485
3486 if (wpa_supplicant_get_iface(global, iface.ifname))
3487 return -1;
3488
3489 return wpa_supplicant_add_iface(global, &iface) ? 0 : -1;
3490}
3491
3492
3493static int wpa_supplicant_global_iface_remove(struct wpa_global *global,
3494 char *cmd)
3495{
3496 struct wpa_supplicant *wpa_s;
3497
3498 wpa_printf(MSG_DEBUG, "CTRL_IFACE GLOBAL INTERFACE_REMOVE '%s'", cmd);
3499
3500 wpa_s = wpa_supplicant_get_iface(global, cmd);
3501 if (wpa_s == NULL)
3502 return -1;
3503 return wpa_supplicant_remove_iface(global, wpa_s);
3504}
3505
3506
4b4a8ae5
JM		 3507static void wpa_free_iface_info(struct wpa_interface_info *iface)
3508{
3509 struct wpa_interface_info *prev;
3510
3511 while (iface) {
3512 prev = iface;
3513 iface = iface->next;
3514
3515 os_free(prev->ifname);
3516 os_free(prev->desc);
3517 os_free(prev);
3518 }
3519}
3520
3521
3522static int wpa_supplicant_global_iface_list(struct wpa_global *global,
3523 char *buf, int len)
3524{
3525 int i, res;
3526 struct wpa_interface_info *iface = NULL, *last = NULL, *tmp;
3527 char *pos, *end;
3528
c5121837
JM		 3529 for (i = 0; wpa_drivers[i]; i++) {
3530 struct wpa_driver_ops *drv = wpa_drivers[i];
4b4a8ae5
JM		 3531 if (drv->get_interfaces == NULL)
3532 continue;
5fbc1f27 3533 tmp = drv->get_interfaces(global->drv_priv[i]);
4b4a8ae5
JM		 3534 if (tmp == NULL)
3535 continue;
3536
3537 if (last == NULL)
3538 iface = last = tmp;
3539 else
3540 last->next = tmp;
3541 while (last->next)
3542 last = last->next;
3543 }
3544
3545 pos = buf;
3546 end = buf + len;
3547 for (tmp = iface; tmp; tmp = tmp->next) {
3548 res = os_snprintf(pos, end - pos, "%s\t%s\t%s\n",
3549 tmp->drv_name, tmp->ifname,
3550 tmp->desc ? tmp->desc : "");
3551 if (res < 0 || res >= end - pos) {
3552 *pos = '\0';
3553 break;
3554 }
3555 pos += res;
3556 }
3557
3558 wpa_free_iface_info(iface);
3559
3560 return pos - buf;
3561}
3562
3563
6fc6879b
JM		 3564static int wpa_supplicant_global_iface_interfaces(struct wpa_global *global,
3565 char *buf, int len)
3566{
3567 int res;
3568 char *pos, *end;
3569 struct wpa_supplicant *wpa_s;
3570
3571 wpa_s = global->ifaces;
3572 pos = buf;
3573 end = buf + len;
3574
3575 while (wpa_s) {
3576 res = os_snprintf(pos, end - pos, "%s\n", wpa_s->ifname);
3577 if (res < 0 || res >= end - pos) {
3578 *pos = '\0';
3579 break;
3580 }
3581 pos += res;
3582 wpa_s = wpa_s->next;
3583 }
3584 return pos - buf;
3585}
3586
3587
3588char * wpa_supplicant_global_ctrl_iface_process(struct wpa_global *global,
3589 char *buf, size_t *resp_len)
3590{
3591 char *reply;
3592 const int reply_size = 2048;
3593 int reply_len;
f4a0a82c 3594 int level = MSG_DEBUG;
6fc6879b 3595
f4a0a82c
JM		 3596 if (os_strcmp(buf, "PING") == 0)
3597 level = MSG_EXCESSIVE;
3598 wpa_hexdump_ascii(level, "RX global ctrl_iface",
6fc6879b
JM		 3599 (const u8 *) buf, os_strlen(buf));
3600
3601 reply = os_malloc(reply_size);
3602 if (reply == NULL) {
3603 *resp_len = 1;
3604 return NULL;
3605 }
3606
3607 os_memcpy(reply, "OK\n", 3);
3608 reply_len = 3;
3609
3610 if (os_strcmp(buf, "PING") == 0) {
3611 os_memcpy(reply, "PONG\n", 5);
3612 reply_len = 5;
3613 } else if (os_strncmp(buf, "INTERFACE_ADD ", 14) == 0) {
3614 if (wpa_supplicant_global_iface_add(global, buf + 14))
3615 reply_len = -1;
3616 } else if (os_strncmp(buf, "INTERFACE_REMOVE ", 17) == 0) {
3617 if (wpa_supplicant_global_iface_remove(global, buf + 17))
3618 reply_len = -1;
4b4a8ae5
JM		 3619 } else if (os_strcmp(buf, "INTERFACE_LIST") == 0) {
3620 reply_len = wpa_supplicant_global_iface_list(
3621 global, reply, reply_size);
6fc6879b
JM		 3622 } else if (os_strcmp(buf, "INTERFACES") == 0) {
3623 reply_len = wpa_supplicant_global_iface_interfaces(
3624 global, reply, reply_size);
3625 } else if (os_strcmp(buf, "TERMINATE") == 0) {
1a1bf008 3626 wpa_supplicant_terminate_proc(global);
207ef3fb
JM		 3627 } else if (os_strcmp(buf, "SUSPEND") == 0) {
3628 wpas_notify_suspend(global);
3629 } else if (os_strcmp(buf, "RESUME") == 0) {
3630 wpas_notify_resume(global);
6fc6879b
JM		 3631 } else {
3632 os_memcpy(reply, "UNKNOWN COMMAND\n", 16);
3633 reply_len = 16;
3634 }
3635
3636 if (reply_len < 0) {
3637 os_memcpy(reply, "FAIL\n", 5);
3638 reply_len = 5;
3639 }
3640
3641 *resp_len = reply_len;
3642 return reply;
3643}
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