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Check os_snprintf() result more consistently
[thirdparty/hostap.git] / wpa_supplicant / ctrl_iface.c
1 /*
2 * WPA Supplicant / Control interface (shared code for all backends)
3 * Copyright (c) 2004-2014, Jouni Malinen <j@w1.fi>
4 *
5 * This software may be distributed under the terms of the BSD license.
6 * See README for more details.
7 */
8
9 #include "utils/includes.h"
10 #ifdef CONFIG_TESTING_OPTIONS
11 #include <net/ethernet.h>
12 #include <netinet/ip.h>
13 #endif /* CONFIG_TESTING_OPTIONS */
14
15 #include "utils/common.h"
16 #include "utils/eloop.h"
17 #include "utils/uuid.h"
18 #include "common/version.h"
19 #include "common/ieee802_11_defs.h"
20 #include "common/ieee802_11_common.h"
21 #include "common/wpa_ctrl.h"
22 #include "ap/hostapd.h"
23 #include "eap_peer/eap.h"
24 #include "eapol_supp/eapol_supp_sm.h"
25 #include "rsn_supp/wpa.h"
26 #include "rsn_supp/preauth.h"
27 #include "rsn_supp/pmksa_cache.h"
28 #include "l2_packet/l2_packet.h"
29 #include "wps/wps.h"
30 #include "config.h"
31 #include "wpa_supplicant_i.h"
32 #include "driver_i.h"
33 #include "wps_supplicant.h"
34 #include "ibss_rsn.h"
35 #include "ap.h"
36 #include "p2p_supplicant.h"
37 #include "p2p/p2p.h"
38 #include "hs20_supplicant.h"
39 #include "wifi_display.h"
40 #include "notify.h"
41 #include "bss.h"
42 #include "scan.h"
43 #include "ctrl_iface.h"
44 #include "interworking.h"
45 #include "blacklist.h"
46 #include "autoscan.h"
47 #include "wnm_sta.h"
48 #include "offchannel.h"
49 #include "drivers/driver.h"
50 #include "mesh.h"
51
52 static int wpa_supplicant_global_iface_list(struct wpa_global *global,
53 char *buf, int len);
54 static int wpa_supplicant_global_iface_interfaces(struct wpa_global *global,
55 char *buf, int len);
56 static int * freq_range_to_channel_list(struct wpa_supplicant *wpa_s,
57 char *val);
58
59 static int set_bssid_filter(struct wpa_supplicant *wpa_s, char *val)
60 {
61 char *pos;
62 u8 addr[ETH_ALEN], *filter = NULL, *n;
63 size_t count = 0;
64
65 pos = val;
66 while (pos) {
67 if (*pos == '\0')
68 break;
69 if (hwaddr_aton(pos, addr)) {
70 os_free(filter);
71 return -1;
72 }
73 n = os_realloc_array(filter, count + 1, ETH_ALEN);
74 if (n == NULL) {
75 os_free(filter);
76 return -1;
77 }
78 filter = n;
79 os_memcpy(filter + count * ETH_ALEN, addr, ETH_ALEN);
80 count++;
81
82 pos = os_strchr(pos, ' ');
83 if (pos)
84 pos++;
85 }
86
87 wpa_hexdump(MSG_DEBUG, "bssid_filter", filter, count * ETH_ALEN);
88 os_free(wpa_s->bssid_filter);
89 wpa_s->bssid_filter = filter;
90 wpa_s->bssid_filter_count = count;
91
92 return 0;
93 }
94
95
96 static int set_disallow_aps(struct wpa_supplicant *wpa_s, char *val)
97 {
98 char *pos;
99 u8 addr[ETH_ALEN], *bssid = NULL, *n;
100 struct wpa_ssid_value *ssid = NULL, *ns;
101 size_t count = 0, ssid_count = 0;
102 struct wpa_ssid *c;
103
104 /*
105 * disallow_list ::= <ssid_spec> | <bssid_spec> | <disallow_list> | ""
106 * SSID_SPEC ::= ssid <SSID_HEX>
107 * BSSID_SPEC ::= bssid <BSSID_HEX>
108 */
109
110 pos = val;
111 while (pos) {
112 if (*pos == '\0')
113 break;
114 if (os_strncmp(pos, "bssid ", 6) == 0) {
115 int res;
116 pos += 6;
117 res = hwaddr_aton2(pos, addr);
118 if (res < 0) {
119 os_free(ssid);
120 os_free(bssid);
121 wpa_printf(MSG_DEBUG, "Invalid disallow_aps "
122 "BSSID value '%s'", pos);
123 return -1;
124 }
125 pos += res;
126 n = os_realloc_array(bssid, count + 1, ETH_ALEN);
127 if (n == NULL) {
128 os_free(ssid);
129 os_free(bssid);
130 return -1;
131 }
132 bssid = n;
133 os_memcpy(bssid + count * ETH_ALEN, addr, ETH_ALEN);
134 count++;
135 } else if (os_strncmp(pos, "ssid ", 5) == 0) {
136 char *end;
137 pos += 5;
138
139 end = pos;
140 while (*end) {
141 if (*end == '\0' || *end == ' ')
142 break;
143 end++;
144 }
145
146 ns = os_realloc_array(ssid, ssid_count + 1,
147 sizeof(struct wpa_ssid_value));
148 if (ns == NULL) {
149 os_free(ssid);
150 os_free(bssid);
151 return -1;
152 }
153 ssid = ns;
154
155 if ((end - pos) & 0x01 || end - pos > 2 * 32 ||
156 hexstr2bin(pos, ssid[ssid_count].ssid,
157 (end - pos) / 2) < 0) {
158 os_free(ssid);
159 os_free(bssid);
160 wpa_printf(MSG_DEBUG, "Invalid disallow_aps "
161 "SSID value '%s'", pos);
162 return -1;
163 }
164 ssid[ssid_count].ssid_len = (end - pos) / 2;
165 wpa_hexdump_ascii(MSG_DEBUG, "disallow_aps SSID",
166 ssid[ssid_count].ssid,
167 ssid[ssid_count].ssid_len);
168 ssid_count++;
169 pos = end;
170 } else {
171 wpa_printf(MSG_DEBUG, "Unexpected disallow_aps value "
172 "'%s'", pos);
173 os_free(ssid);
174 os_free(bssid);
175 return -1;
176 }
177
178 pos = os_strchr(pos, ' ');
179 if (pos)
180 pos++;
181 }
182
183 wpa_hexdump(MSG_DEBUG, "disallow_aps_bssid", bssid, count * ETH_ALEN);
184 os_free(wpa_s->disallow_aps_bssid);
185 wpa_s->disallow_aps_bssid = bssid;
186 wpa_s->disallow_aps_bssid_count = count;
187
188 wpa_printf(MSG_DEBUG, "disallow_aps_ssid_count %d", (int) ssid_count);
189 os_free(wpa_s->disallow_aps_ssid);
190 wpa_s->disallow_aps_ssid = ssid;
191 wpa_s->disallow_aps_ssid_count = ssid_count;
192
193 if (!wpa_s->current_ssid || wpa_s->wpa_state < WPA_AUTHENTICATING)
194 return 0;
195
196 c = wpa_s->current_ssid;
197 if (c->mode != WPAS_MODE_INFRA && c->mode != WPAS_MODE_IBSS)
198 return 0;
199
200 if (!disallowed_bssid(wpa_s, wpa_s->bssid) &&
201 !disallowed_ssid(wpa_s, c->ssid, c->ssid_len))
202 return 0;
203
204 wpa_printf(MSG_DEBUG, "Disconnect and try to find another network "
205 "because current AP was marked disallowed");
206
207 #ifdef CONFIG_SME
208 wpa_s->sme.prev_bssid_set = 0;
209 #endif /* CONFIG_SME */
210 wpa_s->reassociate = 1;
211 wpa_supplicant_deauthenticate(wpa_s, WLAN_REASON_DEAUTH_LEAVING);
212 wpa_supplicant_req_scan(wpa_s, 0, 0);
213
214 return 0;
215 }
216
217
218 #ifndef CONFIG_NO_CONFIG_BLOBS
219 static int wpas_ctrl_set_blob(struct wpa_supplicant *wpa_s, char *pos)
220 {
221 char *name = pos;
222 struct wpa_config_blob *blob;
223 size_t len;
224
225 pos = os_strchr(pos, ' ');
226 if (pos == NULL)
227 return -1;
228 *pos++ = '\0';
229 len = os_strlen(pos);
230 if (len & 1)
231 return -1;
232
233 wpa_printf(MSG_DEBUG, "CTRL: Set blob '%s'", name);
234 blob = os_zalloc(sizeof(*blob));
235 if (blob == NULL)
236 return -1;
237 blob->name = os_strdup(name);
238 blob->data = os_malloc(len / 2);
239 if (blob->name == NULL || blob->data == NULL) {
240 wpa_config_free_blob(blob);
241 return -1;
242 }
243
244 if (hexstr2bin(pos, blob->data, len / 2) < 0) {
245 wpa_printf(MSG_DEBUG, "CTRL: Invalid blob hex data");
246 wpa_config_free_blob(blob);
247 return -1;
248 }
249 blob->len = len / 2;
250
251 wpa_config_set_blob(wpa_s->conf, blob);
252
253 return 0;
254 }
255 #endif /* CONFIG_NO_CONFIG_BLOBS */
256
257
258 static int wpas_ctrl_pno(struct wpa_supplicant *wpa_s, char *cmd)
259 {
260 char *params;
261 char *pos;
262 int *freqs = NULL;
263 int ret;
264
265 if (atoi(cmd)) {
266 params = os_strchr(cmd, ' ');
267 os_free(wpa_s->manual_sched_scan_freqs);
268 if (params) {
269 params++;
270 pos = os_strstr(params, "freq=");
271 if (pos)
272 freqs = freq_range_to_channel_list(wpa_s,
273 pos + 5);
274 }
275 wpa_s->manual_sched_scan_freqs = freqs;
276 ret = wpas_start_pno(wpa_s);
277 } else {
278 ret = wpas_stop_pno(wpa_s);
279 }
280 return ret;
281 }
282
283
284 static int wpa_supplicant_ctrl_iface_set(struct wpa_supplicant *wpa_s,
285 char *cmd)
286 {
287 char *value;
288 int ret = 0;
289
290 value = os_strchr(cmd, ' ');
291 if (value == NULL)
292 return -1;
293 *value++ = '\0';
294
295 wpa_printf(MSG_DEBUG, "CTRL_IFACE SET '%s'='%s'", cmd, value);
296 if (os_strcasecmp(cmd, "EAPOL::heldPeriod") == 0) {
297 eapol_sm_configure(wpa_s->eapol,
298 atoi(value), -1, -1, -1);
299 } else if (os_strcasecmp(cmd, "EAPOL::authPeriod") == 0) {
300 eapol_sm_configure(wpa_s->eapol,
301 -1, atoi(value), -1, -1);
302 } else if (os_strcasecmp(cmd, "EAPOL::startPeriod") == 0) {
303 eapol_sm_configure(wpa_s->eapol,
304 -1, -1, atoi(value), -1);
305 } else if (os_strcasecmp(cmd, "EAPOL::maxStart") == 0) {
306 eapol_sm_configure(wpa_s->eapol,
307 -1, -1, -1, atoi(value));
308 } else if (os_strcasecmp(cmd, "dot11RSNAConfigPMKLifetime") == 0) {
309 if (wpa_sm_set_param(wpa_s->wpa, RSNA_PMK_LIFETIME,
310 atoi(value)))
311 ret = -1;
312 } else if (os_strcasecmp(cmd, "dot11RSNAConfigPMKReauthThreshold") ==
313 0) {
314 if (wpa_sm_set_param(wpa_s->wpa, RSNA_PMK_REAUTH_THRESHOLD,
315 atoi(value)))
316 ret = -1;
317 } else if (os_strcasecmp(cmd, "dot11RSNAConfigSATimeout") == 0) {
318 if (wpa_sm_set_param(wpa_s->wpa, RSNA_SA_TIMEOUT, atoi(value)))
319 ret = -1;
320 } else if (os_strcasecmp(cmd, "wps_fragment_size") == 0) {
321 wpa_s->wps_fragment_size = atoi(value);
322 #ifdef CONFIG_WPS_TESTING
323 } else if (os_strcasecmp(cmd, "wps_version_number") == 0) {
324 long int val;
325 val = strtol(value, NULL, 0);
326 if (val < 0 || val > 0xff) {
327 ret = -1;
328 wpa_printf(MSG_DEBUG, "WPS: Invalid "
329 "wps_version_number %ld", val);
330 } else {
331 wps_version_number = val;
332 wpa_printf(MSG_DEBUG, "WPS: Testing - force WPS "
333 "version %u.%u",
334 (wps_version_number & 0xf0) >> 4,
335 wps_version_number & 0x0f);
336 }
337 } else if (os_strcasecmp(cmd, "wps_testing_dummy_cred") == 0) {
338 wps_testing_dummy_cred = atoi(value);
339 wpa_printf(MSG_DEBUG, "WPS: Testing - dummy_cred=%d",
340 wps_testing_dummy_cred);
341 } else if (os_strcasecmp(cmd, "wps_corrupt_pkhash") == 0) {
342 wps_corrupt_pkhash = atoi(value);
343 wpa_printf(MSG_DEBUG, "WPS: Testing - wps_corrupt_pkhash=%d",
344 wps_corrupt_pkhash);
345 #endif /* CONFIG_WPS_TESTING */
346 } else if (os_strcasecmp(cmd, "ampdu") == 0) {
347 if (wpa_drv_ampdu(wpa_s, atoi(value)) < 0)
348 ret = -1;
349 #ifdef CONFIG_TDLS
350 #ifdef CONFIG_TDLS_TESTING
351 } else if (os_strcasecmp(cmd, "tdls_testing") == 0) {
352 extern unsigned int tdls_testing;
353 tdls_testing = strtol(value, NULL, 0);
354 wpa_printf(MSG_DEBUG, "TDLS: tdls_testing=0x%x", tdls_testing);
355 #endif /* CONFIG_TDLS_TESTING */
356 } else if (os_strcasecmp(cmd, "tdls_disabled") == 0) {
357 int disabled = atoi(value);
358 wpa_printf(MSG_DEBUG, "TDLS: tdls_disabled=%d", disabled);
359 if (disabled) {
360 if (wpa_drv_tdls_oper(wpa_s, TDLS_DISABLE, NULL) < 0)
361 ret = -1;
362 } else if (wpa_drv_tdls_oper(wpa_s, TDLS_ENABLE, NULL) < 0)
363 ret = -1;
364 wpa_tdls_enable(wpa_s->wpa, !disabled);
365 #endif /* CONFIG_TDLS */
366 } else if (os_strcasecmp(cmd, "pno") == 0) {
367 ret = wpas_ctrl_pno(wpa_s, value);
368 } else if (os_strcasecmp(cmd, "radio_disabled") == 0) {
369 int disabled = atoi(value);
370 if (wpa_drv_radio_disable(wpa_s, disabled) < 0)
371 ret = -1;
372 else if (disabled)
373 wpa_supplicant_set_state(wpa_s, WPA_INACTIVE);
374 } else if (os_strcasecmp(cmd, "uapsd") == 0) {
375 if (os_strcmp(value, "disable") == 0)
376 wpa_s->set_sta_uapsd = 0;
377 else {
378 int be, bk, vi, vo;
379 char *pos;
380 /* format: BE,BK,VI,VO;max SP Length */
381 be = atoi(value);
382 pos = os_strchr(value, ',');
383 if (pos == NULL)
384 return -1;
385 pos++;
386 bk = atoi(pos);
387 pos = os_strchr(pos, ',');
388 if (pos == NULL)
389 return -1;
390 pos++;
391 vi = atoi(pos);
392 pos = os_strchr(pos, ',');
393 if (pos == NULL)
394 return -1;
395 pos++;
396 vo = atoi(pos);
397 /* ignore max SP Length for now */
398
399 wpa_s->set_sta_uapsd = 1;
400 wpa_s->sta_uapsd = 0;
401 if (be)
402 wpa_s->sta_uapsd |= BIT(0);
403 if (bk)
404 wpa_s->sta_uapsd |= BIT(1);
405 if (vi)
406 wpa_s->sta_uapsd |= BIT(2);
407 if (vo)
408 wpa_s->sta_uapsd |= BIT(3);
409 }
410 } else if (os_strcasecmp(cmd, "ps") == 0) {
411 ret = wpa_drv_set_p2p_powersave(wpa_s, atoi(value), -1, -1);
412 #ifdef CONFIG_WIFI_DISPLAY
413 } else if (os_strcasecmp(cmd, "wifi_display") == 0) {
414 int enabled = !!atoi(value);
415 if (enabled && !wpa_s->global->p2p)
416 ret = -1;
417 else
418 wifi_display_enable(wpa_s->global, enabled);
419 #endif /* CONFIG_WIFI_DISPLAY */
420 } else if (os_strcasecmp(cmd, "bssid_filter") == 0) {
421 ret = set_bssid_filter(wpa_s, value);
422 } else if (os_strcasecmp(cmd, "disallow_aps") == 0) {
423 ret = set_disallow_aps(wpa_s, value);
424 } else if (os_strcasecmp(cmd, "no_keep_alive") == 0) {
425 wpa_s->no_keep_alive = !!atoi(value);
426 #ifdef CONFIG_TESTING_OPTIONS
427 } else if (os_strcasecmp(cmd, "ext_mgmt_frame_handling") == 0) {
428 wpa_s->ext_mgmt_frame_handling = !!atoi(value);
429 } else if (os_strcasecmp(cmd, "ext_eapol_frame_io") == 0) {
430 wpa_s->ext_eapol_frame_io = !!atoi(value);
431 #ifdef CONFIG_AP
432 if (wpa_s->ap_iface) {
433 wpa_s->ap_iface->bss[0]->ext_eapol_frame_io =
434 wpa_s->ext_eapol_frame_io;
435 }
436 #endif /* CONFIG_AP */
437 } else if (os_strcasecmp(cmd, "extra_roc_dur") == 0) {
438 wpa_s->extra_roc_dur = atoi(value);
439 #endif /* CONFIG_TESTING_OPTIONS */
440 #ifndef CONFIG_NO_CONFIG_BLOBS
441 } else if (os_strcmp(cmd, "blob") == 0) {
442 ret = wpas_ctrl_set_blob(wpa_s, value);
443 #endif /* CONFIG_NO_CONFIG_BLOBS */
444 } else {
445 value[-1] = '=';
446 ret = wpa_config_process_global(wpa_s->conf, cmd, -1);
447 if (ret == 0)
448 wpa_supplicant_update_config(wpa_s);
449 }
450
451 return ret;
452 }
453
454
455 static int wpa_supplicant_ctrl_iface_get(struct wpa_supplicant *wpa_s,
456 char *cmd, char *buf, size_t buflen)
457 {
458 int res = -1;
459
460 wpa_printf(MSG_DEBUG, "CTRL_IFACE GET '%s'", cmd);
461
462 if (os_strcmp(cmd, "version") == 0) {
463 res = os_snprintf(buf, buflen, "%s", VERSION_STR);
464 } else if (os_strcasecmp(cmd, "country") == 0) {
465 if (wpa_s->conf->country[0] && wpa_s->conf->country[1])
466 res = os_snprintf(buf, buflen, "%c%c",
467 wpa_s->conf->country[0],
468 wpa_s->conf->country[1]);
469 #ifdef CONFIG_WIFI_DISPLAY
470 } else if (os_strcasecmp(cmd, "wifi_display") == 0) {
471 int enabled;
472 if (wpa_s->global->p2p == NULL ||
473 wpa_s->global->p2p_disabled)
474 enabled = 0;
475 else
476 enabled = wpa_s->global->wifi_display;
477 res = os_snprintf(buf, buflen, "%d", enabled);
478 #endif /* CONFIG_WIFI_DISPLAY */
479 #ifdef CONFIG_TESTING_GET_GTK
480 } else if (os_strcmp(cmd, "gtk") == 0) {
481 if (wpa_s->last_gtk_len == 0)
482 return -1;
483 res = wpa_snprintf_hex(buf, buflen, wpa_s->last_gtk,
484 wpa_s->last_gtk_len);
485 return res;
486 #endif /* CONFIG_TESTING_GET_GTK */
487 }
488
489 if (os_snprintf_error(buflen, res))
490 return -1;
491 return res;
492 }
493
494
495 #ifdef IEEE8021X_EAPOL
496 static int wpa_supplicant_ctrl_iface_preauth(struct wpa_supplicant *wpa_s,
497 char *addr)
498 {
499 u8 bssid[ETH_ALEN];
500 struct wpa_ssid *ssid = wpa_s->current_ssid;
501
502 if (hwaddr_aton(addr, bssid)) {
503 wpa_printf(MSG_DEBUG, "CTRL_IFACE PREAUTH: invalid address "
504 "'%s'", addr);
505 return -1;
506 }
507
508 wpa_printf(MSG_DEBUG, "CTRL_IFACE PREAUTH " MACSTR, MAC2STR(bssid));
509 rsn_preauth_deinit(wpa_s->wpa);
510 if (rsn_preauth_init(wpa_s->wpa, bssid, ssid ? &ssid->eap : NULL))
511 return -1;
512
513 return 0;
514 }
515 #endif /* IEEE8021X_EAPOL */
516
517
518 #ifdef CONFIG_PEERKEY
519 /* MLME-STKSTART.request(peer) */
520 static int wpa_supplicant_ctrl_iface_stkstart(
521 struct wpa_supplicant *wpa_s, char *addr)
522 {
523 u8 peer[ETH_ALEN];
524
525 if (hwaddr_aton(addr, peer)) {
526 wpa_printf(MSG_DEBUG, "CTRL_IFACE STKSTART: invalid "
527 "address '%s'", addr);
528 return -1;
529 }
530
531 wpa_printf(MSG_DEBUG, "CTRL_IFACE STKSTART " MACSTR,
532 MAC2STR(peer));
533
534 return wpa_sm_stkstart(wpa_s->wpa, peer);
535 }
536 #endif /* CONFIG_PEERKEY */
537
538
539 #ifdef CONFIG_TDLS
540
541 static int wpa_supplicant_ctrl_iface_tdls_discover(
542 struct wpa_supplicant *wpa_s, char *addr)
543 {
544 u8 peer[ETH_ALEN];
545 int ret;
546
547 if (hwaddr_aton(addr, peer)) {
548 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_DISCOVER: invalid "
549 "address '%s'", addr);
550 return -1;
551 }
552
553 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_DISCOVER " MACSTR,
554 MAC2STR(peer));
555
556 if (wpa_tdls_is_external_setup(wpa_s->wpa))
557 ret = wpa_tdls_send_discovery_request(wpa_s->wpa, peer);
558 else
559 ret = wpa_drv_tdls_oper(wpa_s, TDLS_DISCOVERY_REQ, peer);
560
561 return ret;
562 }
563
564
565 static int wpa_supplicant_ctrl_iface_tdls_setup(
566 struct wpa_supplicant *wpa_s, char *addr)
567 {
568 u8 peer[ETH_ALEN];
569 int ret;
570
571 if (hwaddr_aton(addr, peer)) {
572 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_SETUP: invalid "
573 "address '%s'", addr);
574 return -1;
575 }
576
577 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_SETUP " MACSTR,
578 MAC2STR(peer));
579
580 if ((wpa_s->conf->tdls_external_control) &&
581 wpa_tdls_is_external_setup(wpa_s->wpa))
582 return wpa_drv_tdls_oper(wpa_s, TDLS_SETUP, peer);
583
584 wpa_tdls_remove(wpa_s->wpa, peer);
585
586 if (wpa_tdls_is_external_setup(wpa_s->wpa))
587 ret = wpa_tdls_start(wpa_s->wpa, peer);
588 else
589 ret = wpa_drv_tdls_oper(wpa_s, TDLS_SETUP, peer);
590
591 return ret;
592 }
593
594
595 static int wpa_supplicant_ctrl_iface_tdls_teardown(
596 struct wpa_supplicant *wpa_s, char *addr)
597 {
598 u8 peer[ETH_ALEN];
599 int ret;
600
601 if (os_strcmp(addr, "*") == 0) {
602 /* remove everyone */
603 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_TEARDOWN *");
604 wpa_tdls_teardown_peers(wpa_s->wpa);
605 return 0;
606 }
607
608 if (hwaddr_aton(addr, peer)) {
609 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_TEARDOWN: invalid "
610 "address '%s'", addr);
611 return -1;
612 }
613
614 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_TEARDOWN " MACSTR,
615 MAC2STR(peer));
616
617 if ((wpa_s->conf->tdls_external_control) &&
618 wpa_tdls_is_external_setup(wpa_s->wpa))
619 return wpa_drv_tdls_oper(wpa_s, TDLS_TEARDOWN, peer);
620
621 if (wpa_tdls_is_external_setup(wpa_s->wpa))
622 ret = wpa_tdls_teardown_link(
623 wpa_s->wpa, peer,
624 WLAN_REASON_TDLS_TEARDOWN_UNSPECIFIED);
625 else
626 ret = wpa_drv_tdls_oper(wpa_s, TDLS_TEARDOWN, peer);
627
628 return ret;
629 }
630
631
632 static int ctrl_iface_get_capability_tdls(
633 struct wpa_supplicant *wpa_s, char *buf, size_t buflen)
634 {
635 int ret;
636
637 ret = os_snprintf(buf, buflen, "%s\n",
638 wpa_s->drv_flags & WPA_DRIVER_FLAGS_TDLS_SUPPORT ?
639 (wpa_s->drv_flags &
640 WPA_DRIVER_FLAGS_TDLS_EXTERNAL_SETUP ?
641 "EXTERNAL" : "INTERNAL") : "UNSUPPORTED");
642 if (os_snprintf_error(buflen, ret))
643 return -1;
644 return ret;
645 }
646
647 #endif /* CONFIG_TDLS */
648
649
650 static int wmm_ac_ctrl_addts(struct wpa_supplicant *wpa_s, char *cmd)
651 {
652 char *token, *context = NULL;
653 struct wmm_ac_ts_setup_params params = {
654 .tsid = 0xff,
655 .direction = 0xff,
656 };
657
658 while ((token = str_token(cmd, " ", &context))) {
659 if (sscanf(token, "tsid=%i", &params.tsid) == 1 ||
660 sscanf(token, "up=%i", &params.user_priority) == 1 ||
661 sscanf(token, "nominal_msdu_size=%i",
662 &params.nominal_msdu_size) == 1 ||
663 sscanf(token, "mean_data_rate=%i",
664 &params.mean_data_rate) == 1 ||
665 sscanf(token, "min_phy_rate=%i",
666 &params.minimum_phy_rate) == 1 ||
667 sscanf(token, "sba=%i",
668 &params.surplus_bandwidth_allowance) == 1)
669 continue;
670
671 if (os_strcasecmp(token, "downlink") == 0) {
672 params.direction = WMM_TSPEC_DIRECTION_DOWNLINK;
673 } else if (os_strcasecmp(token, "uplink") == 0) {
674 params.direction = WMM_TSPEC_DIRECTION_UPLINK;
675 } else if (os_strcasecmp(token, "bidi") == 0) {
676 params.direction = WMM_TSPEC_DIRECTION_BI_DIRECTIONAL;
677 } else if (os_strcasecmp(token, "fixed_nominal_msdu") == 0) {
678 params.fixed_nominal_msdu = 1;
679 } else {
680 wpa_printf(MSG_DEBUG,
681 "CTRL: Invalid WMM_AC_ADDTS parameter: '%s'",
682 token);
683 return -1;
684 }
685
686 }
687
688 return wpas_wmm_ac_addts(wpa_s, &params);
689 }
690
691
692 static int wmm_ac_ctrl_delts(struct wpa_supplicant *wpa_s, char *cmd)
693 {
694 u8 tsid = atoi(cmd);
695
696 return wpas_wmm_ac_delts(wpa_s, tsid);
697 }
698
699
700 #ifdef CONFIG_IEEE80211R
701 static int wpa_supplicant_ctrl_iface_ft_ds(
702 struct wpa_supplicant *wpa_s, char *addr)
703 {
704 u8 target_ap[ETH_ALEN];
705 struct wpa_bss *bss;
706 const u8 *mdie;
707
708 if (hwaddr_aton(addr, target_ap)) {
709 wpa_printf(MSG_DEBUG, "CTRL_IFACE FT_DS: invalid "
710 "address '%s'", addr);
711 return -1;
712 }
713
714 wpa_printf(MSG_DEBUG, "CTRL_IFACE FT_DS " MACSTR, MAC2STR(target_ap));
715
716 bss = wpa_bss_get_bssid(wpa_s, target_ap);
717 if (bss)
718 mdie = wpa_bss_get_ie(bss, WLAN_EID_MOBILITY_DOMAIN);
719 else
720 mdie = NULL;
721
722 return wpa_ft_start_over_ds(wpa_s->wpa, target_ap, mdie);
723 }
724 #endif /* CONFIG_IEEE80211R */
725
726
727 #ifdef CONFIG_WPS
728 static int wpa_supplicant_ctrl_iface_wps_pbc(struct wpa_supplicant *wpa_s,
729 char *cmd)
730 {
731 u8 bssid[ETH_ALEN], *_bssid = bssid;
732 #ifdef CONFIG_P2P
733 u8 p2p_dev_addr[ETH_ALEN];
734 #endif /* CONFIG_P2P */
735 #ifdef CONFIG_AP
736 u8 *_p2p_dev_addr = NULL;
737 #endif /* CONFIG_AP */
738
739 if (cmd == NULL || os_strcmp(cmd, "any") == 0) {
740 _bssid = NULL;
741 #ifdef CONFIG_P2P
742 } else if (os_strncmp(cmd, "p2p_dev_addr=", 13) == 0) {
743 if (hwaddr_aton(cmd + 13, p2p_dev_addr)) {
744 wpa_printf(MSG_DEBUG, "CTRL_IFACE WPS_PBC: invalid "
745 "P2P Device Address '%s'",
746 cmd + 13);
747 return -1;
748 }
749 _p2p_dev_addr = p2p_dev_addr;
750 #endif /* CONFIG_P2P */
751 } else if (hwaddr_aton(cmd, bssid)) {
752 wpa_printf(MSG_DEBUG, "CTRL_IFACE WPS_PBC: invalid BSSID '%s'",
753 cmd);
754 return -1;
755 }
756
757 #ifdef CONFIG_AP
758 if (wpa_s->ap_iface)
759 return wpa_supplicant_ap_wps_pbc(wpa_s, _bssid, _p2p_dev_addr);
760 #endif /* CONFIG_AP */
761
762 return wpas_wps_start_pbc(wpa_s, _bssid, 0);
763 }
764
765
766 static int wpa_supplicant_ctrl_iface_wps_pin(struct wpa_supplicant *wpa_s,
767 char *cmd, char *buf,
768 size_t buflen)
769 {
770 u8 bssid[ETH_ALEN], *_bssid = bssid;
771 char *pin;
772 int ret;
773
774 pin = os_strchr(cmd, ' ');
775 if (pin)
776 *pin++ = '\0';
777
778 if (os_strcmp(cmd, "any") == 0)
779 _bssid = NULL;
780 else if (os_strcmp(cmd, "get") == 0) {
781 ret = wps_generate_pin();
782 goto done;
783 } else if (hwaddr_aton(cmd, bssid)) {
784 wpa_printf(MSG_DEBUG, "CTRL_IFACE WPS_PIN: invalid BSSID '%s'",
785 cmd);
786 return -1;
787 }
788
789 #ifdef CONFIG_AP
790 if (wpa_s->ap_iface) {
791 int timeout = 0;
792 char *pos;
793
794 if (pin) {
795 pos = os_strchr(pin, ' ');
796 if (pos) {
797 *pos++ = '\0';
798 timeout = atoi(pos);
799 }
800 }
801
802 return wpa_supplicant_ap_wps_pin(wpa_s, _bssid, pin,
803 buf, buflen, timeout);
804 }
805 #endif /* CONFIG_AP */
806
807 if (pin) {
808 ret = wpas_wps_start_pin(wpa_s, _bssid, pin, 0,
809 DEV_PW_DEFAULT);
810 if (ret < 0)
811 return -1;
812 ret = os_snprintf(buf, buflen, "%s", pin);
813 if (os_snprintf_error(buflen, ret))
814 return -1;
815 return ret;
816 }
817
818 ret = wpas_wps_start_pin(wpa_s, _bssid, NULL, 0, DEV_PW_DEFAULT);
819 if (ret < 0)
820 return -1;
821
822 done:
823 /* Return the generated PIN */
824 ret = os_snprintf(buf, buflen, "%08d", ret);
825 if (os_snprintf_error(buflen, ret))
826 return -1;
827 return ret;
828 }
829
830
831 static int wpa_supplicant_ctrl_iface_wps_check_pin(
832 struct wpa_supplicant *wpa_s, char *cmd, char *buf, size_t buflen)
833 {
834 char pin[9];
835 size_t len;
836 char *pos;
837 int ret;
838
839 wpa_hexdump_ascii_key(MSG_DEBUG, "WPS_CHECK_PIN",
840 (u8 *) cmd, os_strlen(cmd));
841 for (pos = cmd, len = 0; *pos != '\0'; pos++) {
842 if (*pos < '0' || *pos > '9')
843 continue;
844 pin[len++] = *pos;
845 if (len == 9) {
846 wpa_printf(MSG_DEBUG, "WPS: Too long PIN");
847 return -1;
848 }
849 }
850 if (len != 4 && len != 8) {
851 wpa_printf(MSG_DEBUG, "WPS: Invalid PIN length %d", (int) len);
852 return -1;
853 }
854 pin[len] = '\0';
855
856 if (len == 8) {
857 unsigned int pin_val;
858 pin_val = atoi(pin);
859 if (!wps_pin_valid(pin_val)) {
860 wpa_printf(MSG_DEBUG, "WPS: Invalid checksum digit");
861 ret = os_snprintf(buf, buflen, "FAIL-CHECKSUM\n");
862 if (os_snprintf_error(buflen, ret))
863 return -1;
864 return ret;
865 }
866 }
867
868 ret = os_snprintf(buf, buflen, "%s", pin);
869 if (os_snprintf_error(buflen, ret))
870 return -1;
871
872 return ret;
873 }
874
875
876 #ifdef CONFIG_WPS_NFC
877
878 static int wpa_supplicant_ctrl_iface_wps_nfc(struct wpa_supplicant *wpa_s,
879 char *cmd)
880 {
881 u8 bssid[ETH_ALEN], *_bssid = bssid;
882
883 if (cmd == NULL || cmd[0] == '\0')
884 _bssid = NULL;
885 else if (hwaddr_aton(cmd, bssid))
886 return -1;
887
888 return wpas_wps_start_nfc(wpa_s, NULL, _bssid, NULL, 0, 0, NULL, NULL,
889 0, 0);
890 }
891
892
893 static int wpa_supplicant_ctrl_iface_wps_nfc_config_token(
894 struct wpa_supplicant *wpa_s, char *cmd, char *reply, size_t max_len)
895 {
896 int ndef;
897 struct wpabuf *buf;
898 int res;
899 char *pos;
900
901 pos = os_strchr(cmd, ' ');
902 if (pos)
903 *pos++ = '\0';
904 if (os_strcmp(cmd, "WPS") == 0)
905 ndef = 0;
906 else if (os_strcmp(cmd, "NDEF") == 0)
907 ndef = 1;
908 else
909 return -1;
910
911 buf = wpas_wps_nfc_config_token(wpa_s, ndef, pos);
912 if (buf == NULL)
913 return -1;
914
915 res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
916 wpabuf_len(buf));
917 reply[res++] = '\n';
918 reply[res] = '\0';
919
920 wpabuf_free(buf);
921
922 return res;
923 }
924
925
926 static int wpa_supplicant_ctrl_iface_wps_nfc_token(
927 struct wpa_supplicant *wpa_s, char *cmd, char *reply, size_t max_len)
928 {
929 int ndef;
930 struct wpabuf *buf;
931 int res;
932
933 if (os_strcmp(cmd, "WPS") == 0)
934 ndef = 0;
935 else if (os_strcmp(cmd, "NDEF") == 0)
936 ndef = 1;
937 else
938 return -1;
939
940 buf = wpas_wps_nfc_token(wpa_s, ndef);
941 if (buf == NULL)
942 return -1;
943
944 res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
945 wpabuf_len(buf));
946 reply[res++] = '\n';
947 reply[res] = '\0';
948
949 wpabuf_free(buf);
950
951 return res;
952 }
953
954
955 static int wpa_supplicant_ctrl_iface_wps_nfc_tag_read(
956 struct wpa_supplicant *wpa_s, char *pos)
957 {
958 size_t len;
959 struct wpabuf *buf;
960 int ret;
961 char *freq;
962 int forced_freq = 0;
963
964 freq = strstr(pos, " freq=");
965 if (freq) {
966 *freq = '\0';
967 freq += 6;
968 forced_freq = atoi(freq);
969 }
970
971 len = os_strlen(pos);
972 if (len & 0x01)
973 return -1;
974 len /= 2;
975
976 buf = wpabuf_alloc(len);
977 if (buf == NULL)
978 return -1;
979 if (hexstr2bin(pos, wpabuf_put(buf, len), len) < 0) {
980 wpabuf_free(buf);
981 return -1;
982 }
983
984 ret = wpas_wps_nfc_tag_read(wpa_s, buf, forced_freq);
985 wpabuf_free(buf);
986
987 return ret;
988 }
989
990
991 static int wpas_ctrl_nfc_get_handover_req_wps(struct wpa_supplicant *wpa_s,
992 char *reply, size_t max_len,
993 int ndef)
994 {
995 struct wpabuf *buf;
996 int res;
997
998 buf = wpas_wps_nfc_handover_req(wpa_s, ndef);
999 if (buf == NULL)
1000 return -1;
1001
1002 res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
1003 wpabuf_len(buf));
1004 reply[res++] = '\n';
1005 reply[res] = '\0';
1006
1007 wpabuf_free(buf);
1008
1009 return res;
1010 }
1011
1012
1013 #ifdef CONFIG_P2P
1014 static int wpas_ctrl_nfc_get_handover_req_p2p(struct wpa_supplicant *wpa_s,
1015 char *reply, size_t max_len,
1016 int ndef)
1017 {
1018 struct wpabuf *buf;
1019 int res;
1020
1021 buf = wpas_p2p_nfc_handover_req(wpa_s, ndef);
1022 if (buf == NULL) {
1023 wpa_printf(MSG_DEBUG, "P2P: Could not generate NFC handover request");
1024 return -1;
1025 }
1026
1027 res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
1028 wpabuf_len(buf));
1029 reply[res++] = '\n';
1030 reply[res] = '\0';
1031
1032 wpabuf_free(buf);
1033
1034 return res;
1035 }
1036 #endif /* CONFIG_P2P */
1037
1038
1039 static int wpas_ctrl_nfc_get_handover_req(struct wpa_supplicant *wpa_s,
1040 char *cmd, char *reply,
1041 size_t max_len)
1042 {
1043 char *pos;
1044 int ndef;
1045
1046 pos = os_strchr(cmd, ' ');
1047 if (pos == NULL)
1048 return -1;
1049 *pos++ = '\0';
1050
1051 if (os_strcmp(cmd, "WPS") == 0)
1052 ndef = 0;
1053 else if (os_strcmp(cmd, "NDEF") == 0)
1054 ndef = 1;
1055 else
1056 return -1;
1057
1058 if (os_strcmp(pos, "WPS") == 0 || os_strcmp(pos, "WPS-CR") == 0) {
1059 if (!ndef)
1060 return -1;
1061 return wpas_ctrl_nfc_get_handover_req_wps(
1062 wpa_s, reply, max_len, ndef);
1063 }
1064
1065 #ifdef CONFIG_P2P
1066 if (os_strcmp(pos, "P2P-CR") == 0) {
1067 return wpas_ctrl_nfc_get_handover_req_p2p(
1068 wpa_s, reply, max_len, ndef);
1069 }
1070 #endif /* CONFIG_P2P */
1071
1072 return -1;
1073 }
1074
1075
1076 static int wpas_ctrl_nfc_get_handover_sel_wps(struct wpa_supplicant *wpa_s,
1077 char *reply, size_t max_len,
1078 int ndef, int cr, char *uuid)
1079 {
1080 struct wpabuf *buf;
1081 int res;
1082
1083 buf = wpas_wps_nfc_handover_sel(wpa_s, ndef, cr, uuid);
1084 if (buf == NULL)
1085 return -1;
1086
1087 res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
1088 wpabuf_len(buf));
1089 reply[res++] = '\n';
1090 reply[res] = '\0';
1091
1092 wpabuf_free(buf);
1093
1094 return res;
1095 }
1096
1097
1098 #ifdef CONFIG_P2P
1099 static int wpas_ctrl_nfc_get_handover_sel_p2p(struct wpa_supplicant *wpa_s,
1100 char *reply, size_t max_len,
1101 int ndef, int tag)
1102 {
1103 struct wpabuf *buf;
1104 int res;
1105
1106 buf = wpas_p2p_nfc_handover_sel(wpa_s, ndef, tag);
1107 if (buf == NULL)
1108 return -1;
1109
1110 res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
1111 wpabuf_len(buf));
1112 reply[res++] = '\n';
1113 reply[res] = '\0';
1114
1115 wpabuf_free(buf);
1116
1117 return res;
1118 }
1119 #endif /* CONFIG_P2P */
1120
1121
1122 static int wpas_ctrl_nfc_get_handover_sel(struct wpa_supplicant *wpa_s,
1123 char *cmd, char *reply,
1124 size_t max_len)
1125 {
1126 char *pos, *pos2;
1127 int ndef;
1128
1129 pos = os_strchr(cmd, ' ');
1130 if (pos == NULL)
1131 return -1;
1132 *pos++ = '\0';
1133
1134 if (os_strcmp(cmd, "WPS") == 0)
1135 ndef = 0;
1136 else if (os_strcmp(cmd, "NDEF") == 0)
1137 ndef = 1;
1138 else
1139 return -1;
1140
1141 pos2 = os_strchr(pos, ' ');
1142 if (pos2)
1143 *pos2++ = '\0';
1144 if (os_strcmp(pos, "WPS") == 0 || os_strcmp(pos, "WPS-CR") == 0) {
1145 if (!ndef)
1146 return -1;
1147 return wpas_ctrl_nfc_get_handover_sel_wps(
1148 wpa_s, reply, max_len, ndef,
1149 os_strcmp(pos, "WPS-CR") == 0, pos2);
1150 }
1151
1152 #ifdef CONFIG_P2P
1153 if (os_strcmp(pos, "P2P-CR") == 0) {
1154 return wpas_ctrl_nfc_get_handover_sel_p2p(
1155 wpa_s, reply, max_len, ndef, 0);
1156 }
1157
1158 if (os_strcmp(pos, "P2P-CR-TAG") == 0) {
1159 return wpas_ctrl_nfc_get_handover_sel_p2p(
1160 wpa_s, reply, max_len, ndef, 1);
1161 }
1162 #endif /* CONFIG_P2P */
1163
1164 return -1;
1165 }
1166
1167
1168 static int wpas_ctrl_nfc_report_handover(struct wpa_supplicant *wpa_s,
1169 char *cmd)
1170 {
1171 size_t len;
1172 struct wpabuf *req, *sel;
1173 int ret;
1174 char *pos, *role, *type, *pos2;
1175 #ifdef CONFIG_P2P
1176 char *freq;
1177 int forced_freq = 0;
1178
1179 freq = strstr(cmd, " freq=");
1180 if (freq) {
1181 *freq = '\0';
1182 freq += 6;
1183 forced_freq = atoi(freq);
1184 }
1185 #endif /* CONFIG_P2P */
1186
1187 role = cmd;
1188 pos = os_strchr(role, ' ');
1189 if (pos == NULL) {
1190 wpa_printf(MSG_DEBUG, "NFC: Missing type in handover report");
1191 return -1;
1192 }
1193 *pos++ = '\0';
1194
1195 type = pos;
1196 pos = os_strchr(type, ' ');
1197 if (pos == NULL) {
1198 wpa_printf(MSG_DEBUG, "NFC: Missing request message in handover report");
1199 return -1;
1200 }
1201 *pos++ = '\0';
1202
1203 pos2 = os_strchr(pos, ' ');
1204 if (pos2 == NULL) {
1205 wpa_printf(MSG_DEBUG, "NFC: Missing select message in handover report");
1206 return -1;
1207 }
1208 *pos2++ = '\0';
1209
1210 len = os_strlen(pos);
1211 if (len & 0x01) {
1212 wpa_printf(MSG_DEBUG, "NFC: Invalid request message length in handover report");
1213 return -1;
1214 }
1215 len /= 2;
1216
1217 req = wpabuf_alloc(len);
1218 if (req == NULL) {
1219 wpa_printf(MSG_DEBUG, "NFC: Failed to allocate memory for request message");
1220 return -1;
1221 }
1222 if (hexstr2bin(pos, wpabuf_put(req, len), len) < 0) {
1223 wpa_printf(MSG_DEBUG, "NFC: Invalid request message hexdump in handover report");
1224 wpabuf_free(req);
1225 return -1;
1226 }
1227
1228 len = os_strlen(pos2);
1229 if (len & 0x01) {
1230 wpa_printf(MSG_DEBUG, "NFC: Invalid select message length in handover report");
1231 wpabuf_free(req);
1232 return -1;
1233 }
1234 len /= 2;
1235
1236 sel = wpabuf_alloc(len);
1237 if (sel == NULL) {
1238 wpa_printf(MSG_DEBUG, "NFC: Failed to allocate memory for select message");
1239 wpabuf_free(req);
1240 return -1;
1241 }
1242 if (hexstr2bin(pos2, wpabuf_put(sel, len), len) < 0) {
1243 wpa_printf(MSG_DEBUG, "NFC: Invalid select message hexdump in handover report");
1244 wpabuf_free(req);
1245 wpabuf_free(sel);
1246 return -1;
1247 }
1248
1249 wpa_printf(MSG_DEBUG, "NFC: Connection handover reported - role=%s type=%s req_len=%d sel_len=%d",
1250 role, type, (int) wpabuf_len(req), (int) wpabuf_len(sel));
1251
1252 if (os_strcmp(role, "INIT") == 0 && os_strcmp(type, "WPS") == 0) {
1253 ret = wpas_wps_nfc_report_handover(wpa_s, req, sel);
1254 #ifdef CONFIG_AP
1255 } else if (os_strcmp(role, "RESP") == 0 && os_strcmp(type, "WPS") == 0)
1256 {
1257 ret = wpas_ap_wps_nfc_report_handover(wpa_s, req, sel);
1258 if (ret < 0)
1259 ret = wpas_er_wps_nfc_report_handover(wpa_s, req, sel);
1260 #endif /* CONFIG_AP */
1261 #ifdef CONFIG_P2P
1262 } else if (os_strcmp(role, "INIT") == 0 && os_strcmp(type, "P2P") == 0)
1263 {
1264 ret = wpas_p2p_nfc_report_handover(wpa_s, 1, req, sel, 0);
1265 } else if (os_strcmp(role, "RESP") == 0 && os_strcmp(type, "P2P") == 0)
1266 {
1267 ret = wpas_p2p_nfc_report_handover(wpa_s, 0, req, sel,
1268 forced_freq);
1269 #endif /* CONFIG_P2P */
1270 } else {
1271 wpa_printf(MSG_DEBUG, "NFC: Unsupported connection handover "
1272 "reported: role=%s type=%s", role, type);
1273 ret = -1;
1274 }
1275 wpabuf_free(req);
1276 wpabuf_free(sel);
1277
1278 if (ret)
1279 wpa_printf(MSG_DEBUG, "NFC: Failed to process reported handover messages");
1280
1281 return ret;
1282 }
1283
1284 #endif /* CONFIG_WPS_NFC */
1285
1286
1287 static int wpa_supplicant_ctrl_iface_wps_reg(struct wpa_supplicant *wpa_s,
1288 char *cmd)
1289 {
1290 u8 bssid[ETH_ALEN];
1291 char *pin;
1292 char *new_ssid;
1293 char *new_auth;
1294 char *new_encr;
1295 char *new_key;
1296 struct wps_new_ap_settings ap;
1297
1298 pin = os_strchr(cmd, ' ');
1299 if (pin == NULL)
1300 return -1;
1301 *pin++ = '\0';
1302
1303 if (hwaddr_aton(cmd, bssid)) {
1304 wpa_printf(MSG_DEBUG, "CTRL_IFACE WPS_REG: invalid BSSID '%s'",
1305 cmd);
1306 return -1;
1307 }
1308
1309 new_ssid = os_strchr(pin, ' ');
1310 if (new_ssid == NULL)
1311 return wpas_wps_start_reg(wpa_s, bssid, pin, NULL);
1312 *new_ssid++ = '\0';
1313
1314 new_auth = os_strchr(new_ssid, ' ');
1315 if (new_auth == NULL)
1316 return -1;
1317 *new_auth++ = '\0';
1318
1319 new_encr = os_strchr(new_auth, ' ');
1320 if (new_encr == NULL)
1321 return -1;
1322 *new_encr++ = '\0';
1323
1324 new_key = os_strchr(new_encr, ' ');
1325 if (new_key == NULL)
1326 return -1;
1327 *new_key++ = '\0';
1328
1329 os_memset(&ap, 0, sizeof(ap));
1330 ap.ssid_hex = new_ssid;
1331 ap.auth = new_auth;
1332 ap.encr = new_encr;
1333 ap.key_hex = new_key;
1334 return wpas_wps_start_reg(wpa_s, bssid, pin, &ap);
1335 }
1336
1337
1338 #ifdef CONFIG_AP
1339 static int wpa_supplicant_ctrl_iface_wps_ap_pin(struct wpa_supplicant *wpa_s,
1340 char *cmd, char *buf,
1341 size_t buflen)
1342 {
1343 int timeout = 300;
1344 char *pos;
1345 const char *pin_txt;
1346
1347 if (!wpa_s->ap_iface)
1348 return -1;
1349
1350 pos = os_strchr(cmd, ' ');
1351 if (pos)
1352 *pos++ = '\0';
1353
1354 if (os_strcmp(cmd, "disable") == 0) {
1355 wpas_wps_ap_pin_disable(wpa_s);
1356 return os_snprintf(buf, buflen, "OK\n");
1357 }
1358
1359 if (os_strcmp(cmd, "random") == 0) {
1360 if (pos)
1361 timeout = atoi(pos);
1362 pin_txt = wpas_wps_ap_pin_random(wpa_s, timeout);
1363 if (pin_txt == NULL)
1364 return -1;
1365 return os_snprintf(buf, buflen, "%s", pin_txt);
1366 }
1367
1368 if (os_strcmp(cmd, "get") == 0) {
1369 pin_txt = wpas_wps_ap_pin_get(wpa_s);
1370 if (pin_txt == NULL)
1371 return -1;
1372 return os_snprintf(buf, buflen, "%s", pin_txt);
1373 }
1374
1375 if (os_strcmp(cmd, "set") == 0) {
1376 char *pin;
1377 if (pos == NULL)
1378 return -1;
1379 pin = pos;
1380 pos = os_strchr(pos, ' ');
1381 if (pos) {
1382 *pos++ = '\0';
1383 timeout = atoi(pos);
1384 }
1385 if (os_strlen(pin) > buflen)
1386 return -1;
1387 if (wpas_wps_ap_pin_set(wpa_s, pin, timeout) < 0)
1388 return -1;
1389 return os_snprintf(buf, buflen, "%s", pin);
1390 }
1391
1392 return -1;
1393 }
1394 #endif /* CONFIG_AP */
1395
1396
1397 #ifdef CONFIG_WPS_ER
1398 static int wpa_supplicant_ctrl_iface_wps_er_pin(struct wpa_supplicant *wpa_s,
1399 char *cmd)
1400 {
1401 char *uuid = cmd, *pin, *pos;
1402 u8 addr_buf[ETH_ALEN], *addr = NULL;
1403 pin = os_strchr(uuid, ' ');
1404 if (pin == NULL)
1405 return -1;
1406 *pin++ = '\0';
1407 pos = os_strchr(pin, ' ');
1408 if (pos) {
1409 *pos++ = '\0';
1410 if (hwaddr_aton(pos, addr_buf) == 0)
1411 addr = addr_buf;
1412 }
1413 return wpas_wps_er_add_pin(wpa_s, addr, uuid, pin);
1414 }
1415
1416
1417 static int wpa_supplicant_ctrl_iface_wps_er_learn(struct wpa_supplicant *wpa_s,
1418 char *cmd)
1419 {
1420 char *uuid = cmd, *pin;
1421 pin = os_strchr(uuid, ' ');
1422 if (pin == NULL)
1423 return -1;
1424 *pin++ = '\0';
1425 return wpas_wps_er_learn(wpa_s, uuid, pin);
1426 }
1427
1428
1429 static int wpa_supplicant_ctrl_iface_wps_er_set_config(
1430 struct wpa_supplicant *wpa_s, char *cmd)
1431 {
1432 char *uuid = cmd, *id;
1433 id = os_strchr(uuid, ' ');
1434 if (id == NULL)
1435 return -1;
1436 *id++ = '\0';
1437 return wpas_wps_er_set_config(wpa_s, uuid, atoi(id));
1438 }
1439
1440
1441 static int wpa_supplicant_ctrl_iface_wps_er_config(
1442 struct wpa_supplicant *wpa_s, char *cmd)
1443 {
1444 char *pin;
1445 char *new_ssid;
1446 char *new_auth;
1447 char *new_encr;
1448 char *new_key;
1449 struct wps_new_ap_settings ap;
1450
1451 pin = os_strchr(cmd, ' ');
1452 if (pin == NULL)
1453 return -1;
1454 *pin++ = '\0';
1455
1456 new_ssid = os_strchr(pin, ' ');
1457 if (new_ssid == NULL)
1458 return -1;
1459 *new_ssid++ = '\0';
1460
1461 new_auth = os_strchr(new_ssid, ' ');
1462 if (new_auth == NULL)
1463 return -1;
1464 *new_auth++ = '\0';
1465
1466 new_encr = os_strchr(new_auth, ' ');
1467 if (new_encr == NULL)
1468 return -1;
1469 *new_encr++ = '\0';
1470
1471 new_key = os_strchr(new_encr, ' ');
1472 if (new_key == NULL)
1473 return -1;
1474 *new_key++ = '\0';
1475
1476 os_memset(&ap, 0, sizeof(ap));
1477 ap.ssid_hex = new_ssid;
1478 ap.auth = new_auth;
1479 ap.encr = new_encr;
1480 ap.key_hex = new_key;
1481 return wpas_wps_er_config(wpa_s, cmd, pin, &ap);
1482 }
1483
1484
1485 #ifdef CONFIG_WPS_NFC
1486 static int wpa_supplicant_ctrl_iface_wps_er_nfc_config_token(
1487 struct wpa_supplicant *wpa_s, char *cmd, char *reply, size_t max_len)
1488 {
1489 int ndef;
1490 struct wpabuf *buf;
1491 int res;
1492 char *uuid;
1493
1494 uuid = os_strchr(cmd, ' ');
1495 if (uuid == NULL)
1496 return -1;
1497 *uuid++ = '\0';
1498
1499 if (os_strcmp(cmd, "WPS") == 0)
1500 ndef = 0;
1501 else if (os_strcmp(cmd, "NDEF") == 0)
1502 ndef = 1;
1503 else
1504 return -1;
1505
1506 buf = wpas_wps_er_nfc_config_token(wpa_s, ndef, uuid);
1507 if (buf == NULL)
1508 return -1;
1509
1510 res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
1511 wpabuf_len(buf));
1512 reply[res++] = '\n';
1513 reply[res] = '\0';
1514
1515 wpabuf_free(buf);
1516
1517 return res;
1518 }
1519 #endif /* CONFIG_WPS_NFC */
1520 #endif /* CONFIG_WPS_ER */
1521
1522 #endif /* CONFIG_WPS */
1523
1524
1525 #ifdef CONFIG_IBSS_RSN
1526 static int wpa_supplicant_ctrl_iface_ibss_rsn(
1527 struct wpa_supplicant *wpa_s, char *addr)
1528 {
1529 u8 peer[ETH_ALEN];
1530
1531 if (hwaddr_aton(addr, peer)) {
1532 wpa_printf(MSG_DEBUG, "CTRL_IFACE IBSS_RSN: invalid "
1533 "address '%s'", addr);
1534 return -1;
1535 }
1536
1537 wpa_printf(MSG_DEBUG, "CTRL_IFACE IBSS_RSN " MACSTR,
1538 MAC2STR(peer));
1539
1540 return ibss_rsn_start(wpa_s->ibss_rsn, peer);
1541 }
1542 #endif /* CONFIG_IBSS_RSN */
1543
1544
1545 static int wpa_supplicant_ctrl_iface_ctrl_rsp(struct wpa_supplicant *wpa_s,
1546 char *rsp)
1547 {
1548 #ifdef IEEE8021X_EAPOL
1549 char *pos, *id_pos;
1550 int id;
1551 struct wpa_ssid *ssid;
1552
1553 pos = os_strchr(rsp, '-');
1554 if (pos == NULL)
1555 return -1;
1556 *pos++ = '\0';
1557 id_pos = pos;
1558 pos = os_strchr(pos, ':');
1559 if (pos == NULL)
1560 return -1;
1561 *pos++ = '\0';
1562 id = atoi(id_pos);
1563 wpa_printf(MSG_DEBUG, "CTRL_IFACE: field=%s id=%d", rsp, id);
1564 wpa_hexdump_ascii_key(MSG_DEBUG, "CTRL_IFACE: value",
1565 (u8 *) pos, os_strlen(pos));
1566
1567 ssid = wpa_config_get_network(wpa_s->conf, id);
1568 if (ssid == NULL) {
1569 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find SSID id=%d "
1570 "to update", id);
1571 return -1;
1572 }
1573
1574 return wpa_supplicant_ctrl_iface_ctrl_rsp_handle(wpa_s, ssid, rsp,
1575 pos);
1576 #else /* IEEE8021X_EAPOL */
1577 wpa_printf(MSG_DEBUG, "CTRL_IFACE: 802.1X not included");
1578 return -1;
1579 #endif /* IEEE8021X_EAPOL */
1580 }
1581
1582
1583 static int wpa_supplicant_ctrl_iface_status(struct wpa_supplicant *wpa_s,
1584 const char *params,
1585 char *buf, size_t buflen)
1586 {
1587 char *pos, *end, tmp[30];
1588 int res, verbose, wps, ret;
1589 #ifdef CONFIG_HS20
1590 const u8 *hs20;
1591 #endif /* CONFIG_HS20 */
1592
1593 if (os_strcmp(params, "-DRIVER") == 0)
1594 return wpa_drv_status(wpa_s, buf, buflen);
1595 verbose = os_strcmp(params, "-VERBOSE") == 0;
1596 wps = os_strcmp(params, "-WPS") == 0;
1597 pos = buf;
1598 end = buf + buflen;
1599 if (wpa_s->wpa_state >= WPA_ASSOCIATED) {
1600 struct wpa_ssid *ssid = wpa_s->current_ssid;
1601 ret = os_snprintf(pos, end - pos, "bssid=" MACSTR "\n",
1602 MAC2STR(wpa_s->bssid));
1603 if (os_snprintf_error(end - pos, ret))
1604 return pos - buf;
1605 pos += ret;
1606 ret = os_snprintf(pos, end - pos, "freq=%u\n",
1607 wpa_s->assoc_freq);
1608 if (os_snprintf_error(end - pos, ret))
1609 return pos - buf;
1610 pos += ret;
1611 if (ssid) {
1612 u8 *_ssid = ssid->ssid;
1613 size_t ssid_len = ssid->ssid_len;
1614 u8 ssid_buf[MAX_SSID_LEN];
1615 if (ssid_len == 0) {
1616 int _res = wpa_drv_get_ssid(wpa_s, ssid_buf);
1617 if (_res < 0)
1618 ssid_len = 0;
1619 else
1620 ssid_len = _res;
1621 _ssid = ssid_buf;
1622 }
1623 ret = os_snprintf(pos, end - pos, "ssid=%s\nid=%d\n",
1624 wpa_ssid_txt(_ssid, ssid_len),
1625 ssid->id);
1626 if (os_snprintf_error(end - pos, ret))
1627 return pos - buf;
1628 pos += ret;
1629
1630 if (wps && ssid->passphrase &&
1631 wpa_key_mgmt_wpa_psk(ssid->key_mgmt) &&
1632 (ssid->mode == WPAS_MODE_AP ||
1633 ssid->mode == WPAS_MODE_P2P_GO)) {
1634 ret = os_snprintf(pos, end - pos,
1635 "passphrase=%s\n",
1636 ssid->passphrase);
1637 if (os_snprintf_error(end - pos, ret))
1638 return pos - buf;
1639 pos += ret;
1640 }
1641 if (ssid->id_str) {
1642 ret = os_snprintf(pos, end - pos,
1643 "id_str=%s\n",
1644 ssid->id_str);
1645 if (os_snprintf_error(end - pos, ret))
1646 return pos - buf;
1647 pos += ret;
1648 }
1649
1650 switch (ssid->mode) {
1651 case WPAS_MODE_INFRA:
1652 ret = os_snprintf(pos, end - pos,
1653 "mode=station\n");
1654 break;
1655 case WPAS_MODE_IBSS:
1656 ret = os_snprintf(pos, end - pos,
1657 "mode=IBSS\n");
1658 break;
1659 case WPAS_MODE_AP:
1660 ret = os_snprintf(pos, end - pos,
1661 "mode=AP\n");
1662 break;
1663 case WPAS_MODE_P2P_GO:
1664 ret = os_snprintf(pos, end - pos,
1665 "mode=P2P GO\n");
1666 break;
1667 case WPAS_MODE_P2P_GROUP_FORMATION:
1668 ret = os_snprintf(pos, end - pos,
1669 "mode=P2P GO - group "
1670 "formation\n");
1671 break;
1672 default:
1673 ret = 0;
1674 break;
1675 }
1676 if (os_snprintf_error(end - pos, ret))
1677 return pos - buf;
1678 pos += ret;
1679 }
1680
1681 #ifdef CONFIG_AP
1682 if (wpa_s->ap_iface) {
1683 pos += ap_ctrl_iface_wpa_get_status(wpa_s, pos,
1684 end - pos,
1685 verbose);
1686 } else
1687 #endif /* CONFIG_AP */
1688 pos += wpa_sm_get_status(wpa_s->wpa, pos, end - pos, verbose);
1689 }
1690 #ifdef CONFIG_SAE
1691 if (wpa_s->wpa_state >= WPA_ASSOCIATED &&
1692 #ifdef CONFIG_AP
1693 !wpa_s->ap_iface &&
1694 #endif /* CONFIG_AP */
1695 wpa_s->sme.sae.state == SAE_ACCEPTED) {
1696 ret = os_snprintf(pos, end - pos, "sae_group=%d\n",
1697 wpa_s->sme.sae.group);
1698 if (os_snprintf_error(end - pos, ret))
1699 return pos - buf;
1700 pos += ret;
1701 }
1702 #endif /* CONFIG_SAE */
1703 ret = os_snprintf(pos, end - pos, "wpa_state=%s\n",
1704 wpa_supplicant_state_txt(wpa_s->wpa_state));
1705 if (os_snprintf_error(end - pos, ret))
1706 return pos - buf;
1707 pos += ret;
1708
1709 if (wpa_s->l2 &&
1710 l2_packet_get_ip_addr(wpa_s->l2, tmp, sizeof(tmp)) >= 0) {
1711 ret = os_snprintf(pos, end - pos, "ip_address=%s\n", tmp);
1712 if (os_snprintf_error(end - pos, ret))
1713 return pos - buf;
1714 pos += ret;
1715 }
1716
1717 #ifdef CONFIG_P2P
1718 if (wpa_s->global->p2p) {
1719 ret = os_snprintf(pos, end - pos, "p2p_device_address=" MACSTR
1720 "\n", MAC2STR(wpa_s->global->p2p_dev_addr));
1721 if (os_snprintf_error(end - pos, ret))
1722 return pos - buf;
1723 pos += ret;
1724 }
1725 #endif /* CONFIG_P2P */
1726
1727 ret = os_snprintf(pos, end - pos, "address=" MACSTR "\n",
1728 MAC2STR(wpa_s->own_addr));
1729 if (os_snprintf_error(end - pos, ret))
1730 return pos - buf;
1731 pos += ret;
1732
1733 #ifdef CONFIG_HS20
1734 if (wpa_s->current_bss &&
1735 (hs20 = wpa_bss_get_vendor_ie(wpa_s->current_bss,
1736 HS20_IE_VENDOR_TYPE)) &&
1737 wpa_s->wpa_proto == WPA_PROTO_RSN &&
1738 wpa_key_mgmt_wpa_ieee8021x(wpa_s->key_mgmt)) {
1739 int release = 1;
1740 if (hs20[1] >= 5) {
1741 u8 rel_num = (hs20[6] & 0xf0) >> 4;
1742 release = rel_num + 1;
1743 }
1744 ret = os_snprintf(pos, end - pos, "hs20=%d\n", release);
1745 if (os_snprintf_error(end - pos, ret))
1746 return pos - buf;
1747 pos += ret;
1748 }
1749
1750 if (wpa_s->current_ssid) {
1751 struct wpa_cred *cred;
1752 char *type;
1753
1754 for (cred = wpa_s->conf->cred; cred; cred = cred->next) {
1755 size_t i;
1756
1757 if (wpa_s->current_ssid->parent_cred != cred)
1758 continue;
1759
1760 if (cred->provisioning_sp) {
1761 ret = os_snprintf(pos, end - pos,
1762 "provisioning_sp=%s\n",
1763 cred->provisioning_sp);
1764 if (os_snprintf_error(end - pos, ret))
1765 return pos - buf;
1766 pos += ret;
1767 }
1768
1769 if (!cred->domain)
1770 goto no_domain;
1771
1772 i = 0;
1773 if (wpa_s->current_bss && wpa_s->current_bss->anqp) {
1774 struct wpabuf *names =
1775 wpa_s->current_bss->anqp->domain_name;
1776 for (i = 0; names && i < cred->num_domain; i++)
1777 {
1778 if (domain_name_list_contains(
1779 names, cred->domain[i], 1))
1780 break;
1781 }
1782 if (i == cred->num_domain)
1783 i = 0; /* show first entry by default */
1784 }
1785 ret = os_snprintf(pos, end - pos, "home_sp=%s\n",
1786 cred->domain[i]);
1787 if (os_snprintf_error(end - pos, ret))
1788 return pos - buf;
1789 pos += ret;
1790
1791 no_domain:
1792 if (wpa_s->current_bss == NULL ||
1793 wpa_s->current_bss->anqp == NULL)
1794 res = -1;
1795 else
1796 res = interworking_home_sp_cred(
1797 wpa_s, cred,
1798 wpa_s->current_bss->anqp->domain_name);
1799 if (res > 0)
1800 type = "home";
1801 else if (res == 0)
1802 type = "roaming";
1803 else
1804 type = "unknown";
1805
1806 ret = os_snprintf(pos, end - pos, "sp_type=%s\n", type);
1807 if (os_snprintf_error(end - pos, ret))
1808 return pos - buf;
1809 pos += ret;
1810
1811 break;
1812 }
1813 }
1814 #endif /* CONFIG_HS20 */
1815
1816 if (wpa_key_mgmt_wpa_ieee8021x(wpa_s->key_mgmt) ||
1817 wpa_s->key_mgmt == WPA_KEY_MGMT_IEEE8021X_NO_WPA) {
1818 res = eapol_sm_get_status(wpa_s->eapol, pos, end - pos,
1819 verbose);
1820 if (res >= 0)
1821 pos += res;
1822 }
1823
1824 res = rsn_preauth_get_status(wpa_s->wpa, pos, end - pos, verbose);
1825 if (res >= 0)
1826 pos += res;
1827
1828 #ifdef CONFIG_WPS
1829 {
1830 char uuid_str[100];
1831 uuid_bin2str(wpa_s->wps->uuid, uuid_str, sizeof(uuid_str));
1832 ret = os_snprintf(pos, end - pos, "uuid=%s\n", uuid_str);
1833 if (os_snprintf_error(end - pos, ret))
1834 return pos - buf;
1835 pos += ret;
1836 }
1837 #endif /* CONFIG_WPS */
1838
1839 #ifdef ANDROID
1840 /*
1841 * Allow using the STATUS command with default behavior, say for debug,
1842 * i.e., don't generate a "fake" CONNECTION and SUPPLICANT_STATE_CHANGE
1843 * events with STATUS-NO_EVENTS.
1844 */
1845 if (os_strcmp(params, "-NO_EVENTS")) {
1846 wpa_msg_ctrl(wpa_s, MSG_INFO, WPA_EVENT_STATE_CHANGE
1847 "id=%d state=%d BSSID=" MACSTR " SSID=%s",
1848 wpa_s->current_ssid ? wpa_s->current_ssid->id : -1,
1849 wpa_s->wpa_state,
1850 MAC2STR(wpa_s->bssid),
1851 wpa_s->current_ssid && wpa_s->current_ssid->ssid ?
1852 wpa_ssid_txt(wpa_s->current_ssid->ssid,
1853 wpa_s->current_ssid->ssid_len) : "");
1854 if (wpa_s->wpa_state == WPA_COMPLETED) {
1855 struct wpa_ssid *ssid = wpa_s->current_ssid;
1856 wpa_msg_ctrl(wpa_s, MSG_INFO, WPA_EVENT_CONNECTED
1857 "- connection to " MACSTR
1858 " completed %s [id=%d id_str=%s]",
1859 MAC2STR(wpa_s->bssid), "(auth)",
1860 ssid ? ssid->id : -1,
1861 ssid && ssid->id_str ? ssid->id_str : "");
1862 }
1863 }
1864 #endif /* ANDROID */
1865
1866 return pos - buf;
1867 }
1868
1869
1870 static int wpa_supplicant_ctrl_iface_bssid(struct wpa_supplicant *wpa_s,
1871 char *cmd)
1872 {
1873 char *pos;
1874 int id;
1875 struct wpa_ssid *ssid;
1876 u8 bssid[ETH_ALEN];
1877
1878 /* cmd: "<network id> <BSSID>" */
1879 pos = os_strchr(cmd, ' ');
1880 if (pos == NULL)
1881 return -1;
1882 *pos++ = '\0';
1883 id = atoi(cmd);
1884 wpa_printf(MSG_DEBUG, "CTRL_IFACE: id=%d bssid='%s'", id, pos);
1885 if (hwaddr_aton(pos, bssid)) {
1886 wpa_printf(MSG_DEBUG ,"CTRL_IFACE: invalid BSSID '%s'", pos);
1887 return -1;
1888 }
1889
1890 ssid = wpa_config_get_network(wpa_s->conf, id);
1891 if (ssid == NULL) {
1892 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find SSID id=%d "
1893 "to update", id);
1894 return -1;
1895 }
1896
1897 os_memcpy(ssid->bssid, bssid, ETH_ALEN);
1898 ssid->bssid_set = !is_zero_ether_addr(bssid);
1899
1900 return 0;
1901 }
1902
1903
1904 static int wpa_supplicant_ctrl_iface_blacklist(struct wpa_supplicant *wpa_s,
1905 char *cmd, char *buf,
1906 size_t buflen)
1907 {
1908 u8 bssid[ETH_ALEN];
1909 struct wpa_blacklist *e;
1910 char *pos, *end;
1911 int ret;
1912
1913 /* cmd: "BLACKLIST [<BSSID>]" */
1914 if (*cmd == '\0') {
1915 pos = buf;
1916 end = buf + buflen;
1917 e = wpa_s->blacklist;
1918 while (e) {
1919 ret = os_snprintf(pos, end - pos, MACSTR "\n",
1920 MAC2STR(e->bssid));
1921 if (os_snprintf_error(end - pos, ret))
1922 return pos - buf;
1923 pos += ret;
1924 e = e->next;
1925 }
1926 return pos - buf;
1927 }
1928
1929 cmd++;
1930 if (os_strncmp(cmd, "clear", 5) == 0) {
1931 wpa_blacklist_clear(wpa_s);
1932 os_memcpy(buf, "OK\n", 3);
1933 return 3;
1934 }
1935
1936 wpa_printf(MSG_DEBUG, "CTRL_IFACE: BLACKLIST bssid='%s'", cmd);
1937 if (hwaddr_aton(cmd, bssid)) {
1938 wpa_printf(MSG_DEBUG, "CTRL_IFACE: invalid BSSID '%s'", cmd);
1939 return -1;
1940 }
1941
1942 /*
1943 * Add the BSSID twice, so its count will be 2, causing it to be
1944 * skipped when processing scan results.
1945 */
1946 ret = wpa_blacklist_add(wpa_s, bssid);
1947 if (ret < 0)
1948 return -1;
1949 ret = wpa_blacklist_add(wpa_s, bssid);
1950 if (ret < 0)
1951 return -1;
1952 os_memcpy(buf, "OK\n", 3);
1953 return 3;
1954 }
1955
1956
1957 static const char * debug_level_str(int level)
1958 {
1959 switch (level) {
1960 case MSG_EXCESSIVE:
1961 return "EXCESSIVE";
1962 case MSG_MSGDUMP:
1963 return "MSGDUMP";
1964 case MSG_DEBUG:
1965 return "DEBUG";
1966 case MSG_INFO:
1967 return "INFO";
1968 case MSG_WARNING:
1969 return "WARNING";
1970 case MSG_ERROR:
1971 return "ERROR";
1972 default:
1973 return "?";
1974 }
1975 }
1976
1977
1978 static int str_to_debug_level(const char *s)
1979 {
1980 if (os_strcasecmp(s, "EXCESSIVE") == 0)
1981 return MSG_EXCESSIVE;
1982 if (os_strcasecmp(s, "MSGDUMP") == 0)
1983 return MSG_MSGDUMP;
1984 if (os_strcasecmp(s, "DEBUG") == 0)
1985 return MSG_DEBUG;
1986 if (os_strcasecmp(s, "INFO") == 0)
1987 return MSG_INFO;
1988 if (os_strcasecmp(s, "WARNING") == 0)
1989 return MSG_WARNING;
1990 if (os_strcasecmp(s, "ERROR") == 0)
1991 return MSG_ERROR;
1992 return -1;
1993 }
1994
1995
1996 static int wpa_supplicant_ctrl_iface_log_level(struct wpa_supplicant *wpa_s,
1997 char *cmd, char *buf,
1998 size_t buflen)
1999 {
2000 char *pos, *end, *stamp;
2001 int ret;
2002
2003 /* cmd: "LOG_LEVEL [<level>]" */
2004 if (*cmd == '\0') {
2005 pos = buf;
2006 end = buf + buflen;
2007 ret = os_snprintf(pos, end - pos, "Current level: %s\n"
2008 "Timestamp: %d\n",
2009 debug_level_str(wpa_debug_level),
2010 wpa_debug_timestamp);
2011 if (os_snprintf_error(end - pos, ret))
2012 ret = 0;
2013
2014 return ret;
2015 }
2016
2017 while (*cmd == ' ')
2018 cmd++;
2019
2020 stamp = os_strchr(cmd, ' ');
2021 if (stamp) {
2022 *stamp++ = '\0';
2023 while (*stamp == ' ') {
2024 stamp++;
2025 }
2026 }
2027
2028 if (cmd && os_strlen(cmd)) {
2029 int level = str_to_debug_level(cmd);
2030 if (level < 0)
2031 return -1;
2032 wpa_debug_level = level;
2033 }
2034
2035 if (stamp && os_strlen(stamp))
2036 wpa_debug_timestamp = atoi(stamp);
2037
2038 os_memcpy(buf, "OK\n", 3);
2039 return 3;
2040 }
2041
2042
2043 static int wpa_supplicant_ctrl_iface_list_networks(
2044 struct wpa_supplicant *wpa_s, char *cmd, char *buf, size_t buflen)
2045 {
2046 char *pos, *end, *prev;
2047 struct wpa_ssid *ssid;
2048 int ret;
2049
2050 pos = buf;
2051 end = buf + buflen;
2052 ret = os_snprintf(pos, end - pos,
2053 "network id / ssid / bssid / flags\n");
2054 if (os_snprintf_error(end - pos, ret))
2055 return pos - buf;
2056 pos += ret;
2057
2058 ssid = wpa_s->conf->ssid;
2059
2060 /* skip over ssids until we find next one */
2061 if (cmd != NULL && os_strncmp(cmd, "LAST_ID=", 8) == 0) {
2062 int last_id = atoi(cmd + 8);
2063 if (last_id != -1) {
2064 while (ssid != NULL && ssid->id <= last_id) {
2065 ssid = ssid->next;
2066 }
2067 }
2068 }
2069
2070 while (ssid) {
2071 prev = pos;
2072 ret = os_snprintf(pos, end - pos, "%d\t%s",
2073 ssid->id,
2074 wpa_ssid_txt(ssid->ssid, ssid->ssid_len));
2075 if (os_snprintf_error(end - pos, ret))
2076 return prev - buf;
2077 pos += ret;
2078 if (ssid->bssid_set) {
2079 ret = os_snprintf(pos, end - pos, "\t" MACSTR,
2080 MAC2STR(ssid->bssid));
2081 } else {
2082 ret = os_snprintf(pos, end - pos, "\tany");
2083 }
2084 if (os_snprintf_error(end - pos, ret))
2085 return prev - buf;
2086 pos += ret;
2087 ret = os_snprintf(pos, end - pos, "\t%s%s%s%s",
2088 ssid == wpa_s->current_ssid ?
2089 "[CURRENT]" : "",
2090 ssid->disabled ? "[DISABLED]" : "",
2091 ssid->disabled_until.sec ?
2092 "[TEMP-DISABLED]" : "",
2093 ssid->disabled == 2 ? "[P2P-PERSISTENT]" :
2094 "");
2095 if (os_snprintf_error(end - pos, ret))
2096 return prev - buf;
2097 pos += ret;
2098 ret = os_snprintf(pos, end - pos, "\n");
2099 if (os_snprintf_error(end - pos, ret))
2100 return prev - buf;
2101 pos += ret;
2102
2103 ssid = ssid->next;
2104 }
2105
2106 return pos - buf;
2107 }
2108
2109
2110 static char * wpa_supplicant_cipher_txt(char *pos, char *end, int cipher)
2111 {
2112 int ret;
2113 ret = os_snprintf(pos, end - pos, "-");
2114 if (os_snprintf_error(end - pos, ret))
2115 return pos;
2116 pos += ret;
2117 ret = wpa_write_ciphers(pos, end, cipher, "+");
2118 if (ret < 0)
2119 return pos;
2120 pos += ret;
2121 return pos;
2122 }
2123
2124
2125 static char * wpa_supplicant_ie_txt(char *pos, char *end, const char *proto,
2126 const u8 *ie, size_t ie_len)
2127 {
2128 struct wpa_ie_data data;
2129 char *start;
2130 int ret;
2131
2132 ret = os_snprintf(pos, end - pos, "[%s-", proto);
2133 if (os_snprintf_error(end - pos, ret))
2134 return pos;
2135 pos += ret;
2136
2137 if (wpa_parse_wpa_ie(ie, ie_len, &data) < 0) {
2138 ret = os_snprintf(pos, end - pos, "?]");
2139 if (os_snprintf_error(end - pos, ret))
2140 return pos;
2141 pos += ret;
2142 return pos;
2143 }
2144
2145 start = pos;
2146 if (data.key_mgmt & WPA_KEY_MGMT_IEEE8021X) {
2147 ret = os_snprintf(pos, end - pos, "%sEAP",
2148 pos == start ? "" : "+");
2149 if (os_snprintf_error(end - pos, ret))
2150 return pos;
2151 pos += ret;
2152 }
2153 if (data.key_mgmt & WPA_KEY_MGMT_PSK) {
2154 ret = os_snprintf(pos, end - pos, "%sPSK",
2155 pos == start ? "" : "+");
2156 if (os_snprintf_error(end - pos, ret))
2157 return pos;
2158 pos += ret;
2159 }
2160 if (data.key_mgmt & WPA_KEY_MGMT_WPA_NONE) {
2161 ret = os_snprintf(pos, end - pos, "%sNone",
2162 pos == start ? "" : "+");
2163 if (os_snprintf_error(end - pos, ret))
2164 return pos;
2165 pos += ret;
2166 }
2167 if (data.key_mgmt & WPA_KEY_MGMT_SAE) {
2168 ret = os_snprintf(pos, end - pos, "%sSAE",
2169 pos == start ? "" : "+");
2170 if (os_snprintf_error(end - pos, ret))
2171 return pos;
2172 pos += ret;
2173 }
2174 #ifdef CONFIG_IEEE80211R
2175 if (data.key_mgmt & WPA_KEY_MGMT_FT_IEEE8021X) {
2176 ret = os_snprintf(pos, end - pos, "%sFT/EAP",
2177 pos == start ? "" : "+");
2178 if (os_snprintf_error(end - pos, ret))
2179 return pos;
2180 pos += ret;
2181 }
2182 if (data.key_mgmt & WPA_KEY_MGMT_FT_PSK) {
2183 ret = os_snprintf(pos, end - pos, "%sFT/PSK",
2184 pos == start ? "" : "+");
2185 if (os_snprintf_error(end - pos, ret))
2186 return pos;
2187 pos += ret;
2188 }
2189 if (data.key_mgmt & WPA_KEY_MGMT_FT_SAE) {
2190 ret = os_snprintf(pos, end - pos, "%sFT/SAE",
2191 pos == start ? "" : "+");
2192 if (os_snprintf_error(end - pos, ret))
2193 return pos;
2194 pos += ret;
2195 }
2196 #endif /* CONFIG_IEEE80211R */
2197 #ifdef CONFIG_IEEE80211W
2198 if (data.key_mgmt & WPA_KEY_MGMT_IEEE8021X_SHA256) {
2199 ret = os_snprintf(pos, end - pos, "%sEAP-SHA256",
2200 pos == start ? "" : "+");
2201 if (os_snprintf_error(end - pos, ret))
2202 return pos;
2203 pos += ret;
2204 }
2205 if (data.key_mgmt & WPA_KEY_MGMT_PSK_SHA256) {
2206 ret = os_snprintf(pos, end - pos, "%sPSK-SHA256",
2207 pos == start ? "" : "+");
2208 if (os_snprintf_error(end - pos, ret))
2209 return pos;
2210 pos += ret;
2211 }
2212 #endif /* CONFIG_IEEE80211W */
2213
2214 if (data.key_mgmt & WPA_KEY_MGMT_IEEE8021X_SUITE_B) {
2215 ret = os_snprintf(pos, end - pos, "%sEAP-SUITE-B",
2216 pos == start ? "" : "+");
2217 if (os_snprintf_error(end - pos, ret))
2218 return pos;
2219 pos += ret;
2220 }
2221
2222 pos = wpa_supplicant_cipher_txt(pos, end, data.pairwise_cipher);
2223
2224 if (data.capabilities & WPA_CAPABILITY_PREAUTH) {
2225 ret = os_snprintf(pos, end - pos, "-preauth");
2226 if (os_snprintf_error(end - pos, ret))
2227 return pos;
2228 pos += ret;
2229 }
2230
2231 ret = os_snprintf(pos, end - pos, "]");
2232 if (os_snprintf_error(end - pos, ret))
2233 return pos;
2234 pos += ret;
2235
2236 return pos;
2237 }
2238
2239
2240 #ifdef CONFIG_WPS
2241 static char * wpa_supplicant_wps_ie_txt_buf(struct wpa_supplicant *wpa_s,
2242 char *pos, char *end,
2243 struct wpabuf *wps_ie)
2244 {
2245 int ret;
2246 const char *txt;
2247
2248 if (wps_ie == NULL)
2249 return pos;
2250 if (wps_is_selected_pbc_registrar(wps_ie))
2251 txt = "[WPS-PBC]";
2252 else if (wps_is_addr_authorized(wps_ie, wpa_s->own_addr, 0))
2253 txt = "[WPS-AUTH]";
2254 else if (wps_is_selected_pin_registrar(wps_ie))
2255 txt = "[WPS-PIN]";
2256 else
2257 txt = "[WPS]";
2258
2259 ret = os_snprintf(pos, end - pos, "%s", txt);
2260 if (!os_snprintf_error(end - pos, ret))
2261 pos += ret;
2262 wpabuf_free(wps_ie);
2263 return pos;
2264 }
2265 #endif /* CONFIG_WPS */
2266
2267
2268 static char * wpa_supplicant_wps_ie_txt(struct wpa_supplicant *wpa_s,
2269 char *pos, char *end,
2270 const struct wpa_bss *bss)
2271 {
2272 #ifdef CONFIG_WPS
2273 struct wpabuf *wps_ie;
2274 wps_ie = wpa_bss_get_vendor_ie_multi(bss, WPS_IE_VENDOR_TYPE);
2275 return wpa_supplicant_wps_ie_txt_buf(wpa_s, pos, end, wps_ie);
2276 #else /* CONFIG_WPS */
2277 return pos;
2278 #endif /* CONFIG_WPS */
2279 }
2280
2281
2282 /* Format one result on one text line into a buffer. */
2283 static int wpa_supplicant_ctrl_iface_scan_result(
2284 struct wpa_supplicant *wpa_s,
2285 const struct wpa_bss *bss, char *buf, size_t buflen)
2286 {
2287 char *pos, *end;
2288 int ret;
2289 const u8 *ie, *ie2, *p2p, *mesh;
2290
2291 mesh = wpa_bss_get_ie(bss, WLAN_EID_MESH_ID);
2292 p2p = wpa_bss_get_vendor_ie(bss, P2P_IE_VENDOR_TYPE);
2293 if (!p2p)
2294 p2p = wpa_bss_get_vendor_ie_beacon(bss, P2P_IE_VENDOR_TYPE);
2295 if (p2p && bss->ssid_len == P2P_WILDCARD_SSID_LEN &&
2296 os_memcmp(bss->ssid, P2P_WILDCARD_SSID, P2P_WILDCARD_SSID_LEN) ==
2297 0)
2298 return 0; /* Do not show P2P listen discovery results here */
2299
2300 pos = buf;
2301 end = buf + buflen;
2302
2303 ret = os_snprintf(pos, end - pos, MACSTR "\t%d\t%d\t",
2304 MAC2STR(bss->bssid), bss->freq, bss->level);
2305 if (os_snprintf_error(end - pos, ret))
2306 return -1;
2307 pos += ret;
2308 ie = wpa_bss_get_vendor_ie(bss, WPA_IE_VENDOR_TYPE);
2309 if (ie)
2310 pos = wpa_supplicant_ie_txt(pos, end, "WPA", ie, 2 + ie[1]);
2311 ie2 = wpa_bss_get_ie(bss, WLAN_EID_RSN);
2312 if (ie2) {
2313 pos = wpa_supplicant_ie_txt(pos, end, mesh ? "RSN" : "WPA2",
2314 ie2, 2 + ie2[1]);
2315 }
2316 pos = wpa_supplicant_wps_ie_txt(wpa_s, pos, end, bss);
2317 if (!ie && !ie2 && bss->caps & IEEE80211_CAP_PRIVACY) {
2318 ret = os_snprintf(pos, end - pos, "[WEP]");
2319 if (os_snprintf_error(end - pos, ret))
2320 return -1;
2321 pos += ret;
2322 }
2323 if (mesh) {
2324 ret = os_snprintf(pos, end - pos, "[MESH]");
2325 if (os_snprintf_error(end - pos, ret))
2326 return -1;
2327 pos += ret;
2328 }
2329 if (bss_is_dmg(bss)) {
2330 const char *s;
2331 ret = os_snprintf(pos, end - pos, "[DMG]");
2332 if (os_snprintf_error(end - pos, ret))
2333 return -1;
2334 pos += ret;
2335 switch (bss->caps & IEEE80211_CAP_DMG_MASK) {
2336 case IEEE80211_CAP_DMG_IBSS:
2337 s = "[IBSS]";
2338 break;
2339 case IEEE80211_CAP_DMG_AP:
2340 s = "[ESS]";
2341 break;
2342 case IEEE80211_CAP_DMG_PBSS:
2343 s = "[PBSS]";
2344 break;
2345 default:
2346 s = "";
2347 break;
2348 }
2349 ret = os_snprintf(pos, end - pos, "%s", s);
2350 if (os_snprintf_error(end - pos, ret))
2351 return -1;
2352 pos += ret;
2353 } else {
2354 if (bss->caps & IEEE80211_CAP_IBSS) {
2355 ret = os_snprintf(pos, end - pos, "[IBSS]");
2356 if (os_snprintf_error(end - pos, ret))
2357 return -1;
2358 pos += ret;
2359 }
2360 if (bss->caps & IEEE80211_CAP_ESS) {
2361 ret = os_snprintf(pos, end - pos, "[ESS]");
2362 if (os_snprintf_error(end - pos, ret))
2363 return -1;
2364 pos += ret;
2365 }
2366 }
2367 if (p2p) {
2368 ret = os_snprintf(pos, end - pos, "[P2P]");
2369 if (os_snprintf_error(end - pos, ret))
2370 return -1;
2371 pos += ret;
2372 }
2373 #ifdef CONFIG_HS20
2374 if (wpa_bss_get_vendor_ie(bss, HS20_IE_VENDOR_TYPE) && ie2) {
2375 ret = os_snprintf(pos, end - pos, "[HS20]");
2376 if (os_snprintf_error(end - pos, ret))
2377 return -1;
2378 pos += ret;
2379 }
2380 #endif /* CONFIG_HS20 */
2381
2382 ret = os_snprintf(pos, end - pos, "\t%s",
2383 wpa_ssid_txt(bss->ssid, bss->ssid_len));
2384 if (os_snprintf_error(end - pos, ret))
2385 return -1;
2386 pos += ret;
2387
2388 ret = os_snprintf(pos, end - pos, "\n");
2389 if (os_snprintf_error(end - pos, ret))
2390 return -1;
2391 pos += ret;
2392
2393 return pos - buf;
2394 }
2395
2396
2397 static int wpa_supplicant_ctrl_iface_scan_results(
2398 struct wpa_supplicant *wpa_s, char *buf, size_t buflen)
2399 {
2400 char *pos, *end;
2401 struct wpa_bss *bss;
2402 int ret;
2403
2404 pos = buf;
2405 end = buf + buflen;
2406 ret = os_snprintf(pos, end - pos, "bssid / frequency / signal level / "
2407 "flags / ssid\n");
2408 if (os_snprintf_error(end - pos, ret))
2409 return pos - buf;
2410 pos += ret;
2411
2412 dl_list_for_each(bss, &wpa_s->bss_id, struct wpa_bss, list_id) {
2413 ret = wpa_supplicant_ctrl_iface_scan_result(wpa_s, bss, pos,
2414 end - pos);
2415 if (ret < 0 || ret >= end - pos)
2416 return pos - buf;
2417 pos += ret;
2418 }
2419
2420 return pos - buf;
2421 }
2422
2423
2424 #ifdef CONFIG_MESH
2425
2426 static int wpa_supplicant_ctrl_iface_mesh_group_add(
2427 struct wpa_supplicant *wpa_s, char *cmd)
2428 {
2429 int id;
2430 struct wpa_ssid *ssid;
2431
2432 id = atoi(cmd);
2433 wpa_printf(MSG_DEBUG, "CTRL_IFACE: MESH_GROUP_ADD id=%d", id);
2434
2435 ssid = wpa_config_get_network(wpa_s->conf, id);
2436 if (ssid == NULL) {
2437 wpa_printf(MSG_DEBUG,
2438 "CTRL_IFACE: Could not find network id=%d", id);
2439 return -1;
2440 }
2441 if (ssid->mode != WPAS_MODE_MESH) {
2442 wpa_printf(MSG_DEBUG,
2443 "CTRL_IFACE: Cannot use MESH_GROUP_ADD on a non mesh network");
2444 return -1;
2445 }
2446 if (ssid->key_mgmt != WPA_KEY_MGMT_NONE &&
2447 ssid->key_mgmt != WPA_KEY_MGMT_SAE) {
2448 wpa_printf(MSG_ERROR,
2449 "CTRL_IFACE: key_mgmt for mesh network should be open or SAE");
2450 return -1;
2451 }
2452
2453 /*
2454 * TODO: If necessary write our own group_add function,
2455 * for now we can reuse select_network
2456 */
2457 wpa_supplicant_select_network(wpa_s, ssid);
2458
2459 return 0;
2460 }
2461
2462
2463 static int wpa_supplicant_ctrl_iface_mesh_group_remove(
2464 struct wpa_supplicant *wpa_s, char *cmd)
2465 {
2466 /*
2467 * TODO: Support a multiple mesh and other iface type combinations
2468 */
2469 if (os_strcmp(cmd, wpa_s->ifname) != 0) {
2470 wpa_printf(MSG_DEBUG,
2471 "CTRL_IFACE: MESH_GROUP_REMOVE unknown interface name: %s",
2472 cmd);
2473 return -1;
2474 }
2475
2476 wpa_printf(MSG_DEBUG, "CTRL_IFACE: MESH_GROUP_REMOVE ifname=%s", cmd);
2477
2478 wpa_s->reassociate = 0;
2479 wpa_s->disconnected = 1;
2480 wpa_supplicant_cancel_sched_scan(wpa_s);
2481 wpa_supplicant_cancel_scan(wpa_s);
2482
2483 /*
2484 * TODO: If necessary write our own group_remove function,
2485 * for now we can reuse deauthenticate
2486 */
2487 wpa_supplicant_deauthenticate(wpa_s, WLAN_REASON_DEAUTH_LEAVING);
2488
2489 return 0;
2490 }
2491
2492 #endif /* CONFIG_MESH */
2493
2494
2495 static int wpa_supplicant_ctrl_iface_select_network(
2496 struct wpa_supplicant *wpa_s, char *cmd)
2497 {
2498 int id;
2499 struct wpa_ssid *ssid;
2500 char *pos;
2501
2502 /* cmd: "<network id>" or "any" */
2503 if (os_strncmp(cmd, "any", 3) == 0) {
2504 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SELECT_NETWORK any");
2505 ssid = NULL;
2506 } else {
2507 id = atoi(cmd);
2508 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SELECT_NETWORK id=%d", id);
2509
2510 ssid = wpa_config_get_network(wpa_s->conf, id);
2511 if (ssid == NULL) {
2512 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
2513 "network id=%d", id);
2514 return -1;
2515 }
2516 if (ssid->disabled == 2) {
2517 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Cannot use "
2518 "SELECT_NETWORK with persistent P2P group");
2519 return -1;
2520 }
2521 }
2522
2523 pos = os_strstr(cmd, " freq=");
2524 if (pos) {
2525 int *freqs = freq_range_to_channel_list(wpa_s, pos + 6);
2526 if (freqs) {
2527 wpa_s->scan_req = MANUAL_SCAN_REQ;
2528 os_free(wpa_s->manual_scan_freqs);
2529 wpa_s->manual_scan_freqs = freqs;
2530 }
2531 }
2532
2533 wpa_supplicant_select_network(wpa_s, ssid);
2534
2535 return 0;
2536 }
2537
2538
2539 static int wpa_supplicant_ctrl_iface_enable_network(
2540 struct wpa_supplicant *wpa_s, char *cmd)
2541 {
2542 int id;
2543 struct wpa_ssid *ssid;
2544
2545 /* cmd: "<network id>" or "all" */
2546 if (os_strcmp(cmd, "all") == 0) {
2547 wpa_printf(MSG_DEBUG, "CTRL_IFACE: ENABLE_NETWORK all");
2548 ssid = NULL;
2549 } else {
2550 id = atoi(cmd);
2551 wpa_printf(MSG_DEBUG, "CTRL_IFACE: ENABLE_NETWORK id=%d", id);
2552
2553 ssid = wpa_config_get_network(wpa_s->conf, id);
2554 if (ssid == NULL) {
2555 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
2556 "network id=%d", id);
2557 return -1;
2558 }
2559 if (ssid->disabled == 2) {
2560 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Cannot use "
2561 "ENABLE_NETWORK with persistent P2P group");
2562 return -1;
2563 }
2564
2565 if (os_strstr(cmd, " no-connect")) {
2566 ssid->disabled = 0;
2567 return 0;
2568 }
2569 }
2570 wpa_supplicant_enable_network(wpa_s, ssid);
2571
2572 return 0;
2573 }
2574
2575
2576 static int wpa_supplicant_ctrl_iface_disable_network(
2577 struct wpa_supplicant *wpa_s, char *cmd)
2578 {
2579 int id;
2580 struct wpa_ssid *ssid;
2581
2582 /* cmd: "<network id>" or "all" */
2583 if (os_strcmp(cmd, "all") == 0) {
2584 wpa_printf(MSG_DEBUG, "CTRL_IFACE: DISABLE_NETWORK all");
2585 ssid = NULL;
2586 } else {
2587 id = atoi(cmd);
2588 wpa_printf(MSG_DEBUG, "CTRL_IFACE: DISABLE_NETWORK id=%d", id);
2589
2590 ssid = wpa_config_get_network(wpa_s->conf, id);
2591 if (ssid == NULL) {
2592 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
2593 "network id=%d", id);
2594 return -1;
2595 }
2596 if (ssid->disabled == 2) {
2597 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Cannot use "
2598 "DISABLE_NETWORK with persistent P2P "
2599 "group");
2600 return -1;
2601 }
2602 }
2603 wpa_supplicant_disable_network(wpa_s, ssid);
2604
2605 return 0;
2606 }
2607
2608
2609 static int wpa_supplicant_ctrl_iface_add_network(
2610 struct wpa_supplicant *wpa_s, char *buf, size_t buflen)
2611 {
2612 struct wpa_ssid *ssid;
2613 int ret;
2614
2615 wpa_printf(MSG_DEBUG, "CTRL_IFACE: ADD_NETWORK");
2616
2617 ssid = wpa_config_add_network(wpa_s->conf);
2618 if (ssid == NULL)
2619 return -1;
2620
2621 wpas_notify_network_added(wpa_s, ssid);
2622
2623 ssid->disabled = 1;
2624 wpa_config_set_network_defaults(ssid);
2625
2626 ret = os_snprintf(buf, buflen, "%d\n", ssid->id);
2627 if (os_snprintf_error(buflen, ret))
2628 return -1;
2629 return ret;
2630 }
2631
2632
2633 static int wpa_supplicant_ctrl_iface_remove_network(
2634 struct wpa_supplicant *wpa_s, char *cmd)
2635 {
2636 int id;
2637 struct wpa_ssid *ssid;
2638 int was_disabled;
2639
2640 /* cmd: "<network id>" or "all" */
2641 if (os_strcmp(cmd, "all") == 0) {
2642 wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_NETWORK all");
2643 if (wpa_s->sched_scanning)
2644 wpa_supplicant_cancel_sched_scan(wpa_s);
2645
2646 eapol_sm_invalidate_cached_session(wpa_s->eapol);
2647 if (wpa_s->current_ssid) {
2648 #ifdef CONFIG_SME
2649 wpa_s->sme.prev_bssid_set = 0;
2650 #endif /* CONFIG_SME */
2651 wpa_sm_set_config(wpa_s->wpa, NULL);
2652 eapol_sm_notify_config(wpa_s->eapol, NULL, NULL);
2653 wpa_supplicant_deauthenticate(
2654 wpa_s, WLAN_REASON_DEAUTH_LEAVING);
2655 }
2656 ssid = wpa_s->conf->ssid;
2657 while (ssid) {
2658 struct wpa_ssid *remove_ssid = ssid;
2659 id = ssid->id;
2660 ssid = ssid->next;
2661 if (wpa_s->last_ssid == remove_ssid)
2662 wpa_s->last_ssid = NULL;
2663 wpas_notify_network_removed(wpa_s, remove_ssid);
2664 wpa_config_remove_network(wpa_s->conf, id);
2665 }
2666 return 0;
2667 }
2668
2669 id = atoi(cmd);
2670 wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_NETWORK id=%d", id);
2671
2672 ssid = wpa_config_get_network(wpa_s->conf, id);
2673 if (ssid)
2674 wpas_notify_network_removed(wpa_s, ssid);
2675 if (ssid == NULL) {
2676 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find network "
2677 "id=%d", id);
2678 return -1;
2679 }
2680
2681 if (wpa_s->last_ssid == ssid)
2682 wpa_s->last_ssid = NULL;
2683
2684 if (ssid == wpa_s->current_ssid || wpa_s->current_ssid == NULL) {
2685 #ifdef CONFIG_SME
2686 wpa_s->sme.prev_bssid_set = 0;
2687 #endif /* CONFIG_SME */
2688 /*
2689 * Invalidate the EAP session cache if the current or
2690 * previously used network is removed.
2691 */
2692 eapol_sm_invalidate_cached_session(wpa_s->eapol);
2693 }
2694
2695 if (ssid == wpa_s->current_ssid) {
2696 wpa_sm_set_config(wpa_s->wpa, NULL);
2697 eapol_sm_notify_config(wpa_s->eapol, NULL, NULL);
2698
2699 wpa_supplicant_deauthenticate(wpa_s,
2700 WLAN_REASON_DEAUTH_LEAVING);
2701 }
2702
2703 was_disabled = ssid->disabled;
2704
2705 if (wpa_config_remove_network(wpa_s->conf, id) < 0) {
2706 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Not able to remove the "
2707 "network id=%d", id);
2708 return -1;
2709 }
2710
2711 if (!was_disabled && wpa_s->sched_scanning) {
2712 wpa_printf(MSG_DEBUG, "Stop ongoing sched_scan to remove "
2713 "network from filters");
2714 wpa_supplicant_cancel_sched_scan(wpa_s);
2715 wpa_supplicant_req_scan(wpa_s, 0, 0);
2716 }
2717
2718 return 0;
2719 }
2720
2721
2722 static int wpa_supplicant_ctrl_iface_update_network(
2723 struct wpa_supplicant *wpa_s, struct wpa_ssid *ssid,
2724 char *name, char *value)
2725 {
2726 if (wpa_config_set(ssid, name, value, 0) < 0) {
2727 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Failed to set network "
2728 "variable '%s'", name);
2729 return -1;
2730 }
2731
2732 if (os_strcmp(name, "bssid") != 0 &&
2733 os_strcmp(name, "priority") != 0)
2734 wpa_sm_pmksa_cache_flush(wpa_s->wpa, ssid);
2735
2736 if (wpa_s->current_ssid == ssid || wpa_s->current_ssid == NULL) {
2737 /*
2738 * Invalidate the EAP session cache if anything in the current
2739 * or previously used configuration changes.
2740 */
2741 eapol_sm_invalidate_cached_session(wpa_s->eapol);
2742 }
2743
2744 if ((os_strcmp(name, "psk") == 0 &&
2745 value[0] == '"' && ssid->ssid_len) ||
2746 (os_strcmp(name, "ssid") == 0 && ssid->passphrase))
2747 wpa_config_update_psk(ssid);
2748 else if (os_strcmp(name, "priority") == 0)
2749 wpa_config_update_prio_list(wpa_s->conf);
2750 else if (os_strcmp(name, "no_auto_peer") == 0)
2751 ssid->no_auto_peer = atoi(value);
2752
2753 return 0;
2754 }
2755
2756
2757 static int wpa_supplicant_ctrl_iface_set_network(
2758 struct wpa_supplicant *wpa_s, char *cmd)
2759 {
2760 int id, ret, prev_bssid_set;
2761 struct wpa_ssid *ssid;
2762 char *name, *value;
2763 u8 prev_bssid[ETH_ALEN];
2764
2765 /* cmd: "<network id> <variable name> <value>" */
2766 name = os_strchr(cmd, ' ');
2767 if (name == NULL)
2768 return -1;
2769 *name++ = '\0';
2770
2771 value = os_strchr(name, ' ');
2772 if (value == NULL)
2773 return -1;
2774 *value++ = '\0';
2775
2776 id = atoi(cmd);
2777 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SET_NETWORK id=%d name='%s'",
2778 id, name);
2779 wpa_hexdump_ascii_key(MSG_DEBUG, "CTRL_IFACE: value",
2780 (u8 *) value, os_strlen(value));
2781
2782 ssid = wpa_config_get_network(wpa_s->conf, id);
2783 if (ssid == NULL) {
2784 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find network "
2785 "id=%d", id);
2786 return -1;
2787 }
2788
2789 prev_bssid_set = ssid->bssid_set;
2790 os_memcpy(prev_bssid, ssid->bssid, ETH_ALEN);
2791 ret = wpa_supplicant_ctrl_iface_update_network(wpa_s, ssid, name,
2792 value);
2793 if (ret == 0 &&
2794 (ssid->bssid_set != prev_bssid_set ||
2795 os_memcmp(ssid->bssid, prev_bssid, ETH_ALEN) != 0))
2796 wpas_notify_network_bssid_set_changed(wpa_s, ssid);
2797 return ret;
2798 }
2799
2800
2801 static int wpa_supplicant_ctrl_iface_get_network(
2802 struct wpa_supplicant *wpa_s, char *cmd, char *buf, size_t buflen)
2803 {
2804 int id;
2805 size_t res;
2806 struct wpa_ssid *ssid;
2807 char *name, *value;
2808
2809 /* cmd: "<network id> <variable name>" */
2810 name = os_strchr(cmd, ' ');
2811 if (name == NULL || buflen == 0)
2812 return -1;
2813 *name++ = '\0';
2814
2815 id = atoi(cmd);
2816 wpa_printf(MSG_DEBUG, "CTRL_IFACE: GET_NETWORK id=%d name='%s'",
2817 id, name);
2818
2819 ssid = wpa_config_get_network(wpa_s->conf, id);
2820 if (ssid == NULL) {
2821 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find network "
2822 "id=%d", id);
2823 return -1;
2824 }
2825
2826 value = wpa_config_get_no_key(ssid, name);
2827 if (value == NULL) {
2828 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Failed to get network "
2829 "variable '%s'", name);
2830 return -1;
2831 }
2832
2833 res = os_strlcpy(buf, value, buflen);
2834 if (res >= buflen) {
2835 os_free(value);
2836 return -1;
2837 }
2838
2839 os_free(value);
2840
2841 return res;
2842 }
2843
2844
2845 static int wpa_supplicant_ctrl_iface_dup_network(
2846 struct wpa_supplicant *wpa_s, char *cmd)
2847 {
2848 struct wpa_ssid *ssid_s, *ssid_d;
2849 char *name, *id, *value;
2850 int id_s, id_d, ret;
2851
2852 /* cmd: "<src network id> <dst network id> <variable name>" */
2853 id = os_strchr(cmd, ' ');
2854 if (id == NULL)
2855 return -1;
2856 *id++ = '\0';
2857
2858 name = os_strchr(id, ' ');
2859 if (name == NULL)
2860 return -1;
2861 *name++ = '\0';
2862
2863 id_s = atoi(cmd);
2864 id_d = atoi(id);
2865 wpa_printf(MSG_DEBUG, "CTRL_IFACE: DUP_NETWORK id=%d -> %d name='%s'",
2866 id_s, id_d, name);
2867
2868 ssid_s = wpa_config_get_network(wpa_s->conf, id_s);
2869 if (ssid_s == NULL) {
2870 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
2871 "network id=%d", id_s);
2872 return -1;
2873 }
2874
2875 ssid_d = wpa_config_get_network(wpa_s->conf, id_d);
2876 if (ssid_d == NULL) {
2877 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
2878 "network id=%d", id_d);
2879 return -1;
2880 }
2881
2882 value = wpa_config_get(ssid_s, name);
2883 if (value == NULL) {
2884 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Failed to get network "
2885 "variable '%s'", name);
2886 return -1;
2887 }
2888
2889 ret = wpa_supplicant_ctrl_iface_update_network(wpa_s, ssid_d, name,
2890 value);
2891
2892 os_free(value);
2893
2894 return ret;
2895 }
2896
2897
2898 static int wpa_supplicant_ctrl_iface_list_creds(struct wpa_supplicant *wpa_s,
2899 char *buf, size_t buflen)
2900 {
2901 char *pos, *end;
2902 struct wpa_cred *cred;
2903 int ret;
2904
2905 pos = buf;
2906 end = buf + buflen;
2907 ret = os_snprintf(pos, end - pos,
2908 "cred id / realm / username / domain / imsi\n");
2909 if (os_snprintf_error(end - pos, ret))
2910 return pos - buf;
2911 pos += ret;
2912
2913 cred = wpa_s->conf->cred;
2914 while (cred) {
2915 ret = os_snprintf(pos, end - pos, "%d\t%s\t%s\t%s\t%s\n",
2916 cred->id, cred->realm ? cred->realm : "",
2917 cred->username ? cred->username : "",
2918 cred->domain ? cred->domain[0] : "",
2919 cred->imsi ? cred->imsi : "");
2920 if (os_snprintf_error(end - pos, ret))
2921 return pos - buf;
2922 pos += ret;
2923
2924 cred = cred->next;
2925 }
2926
2927 return pos - buf;
2928 }
2929
2930
2931 static int wpa_supplicant_ctrl_iface_add_cred(struct wpa_supplicant *wpa_s,
2932 char *buf, size_t buflen)
2933 {
2934 struct wpa_cred *cred;
2935 int ret;
2936
2937 wpa_printf(MSG_DEBUG, "CTRL_IFACE: ADD_CRED");
2938
2939 cred = wpa_config_add_cred(wpa_s->conf);
2940 if (cred == NULL)
2941 return -1;
2942
2943 wpa_msg(wpa_s, MSG_INFO, CRED_ADDED "%d", cred->id);
2944
2945 ret = os_snprintf(buf, buflen, "%d\n", cred->id);
2946 if (os_snprintf_error(buflen, ret))
2947 return -1;
2948 return ret;
2949 }
2950
2951
2952 static int wpas_ctrl_remove_cred(struct wpa_supplicant *wpa_s,
2953 struct wpa_cred *cred)
2954 {
2955 struct wpa_ssid *ssid;
2956 char str[20];
2957 int id;
2958
2959 if (cred == NULL) {
2960 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find cred");
2961 return -1;
2962 }
2963
2964 id = cred->id;
2965 if (wpa_config_remove_cred(wpa_s->conf, id) < 0) {
2966 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find cred");
2967 return -1;
2968 }
2969
2970 wpa_msg(wpa_s, MSG_INFO, CRED_REMOVED "%d", id);
2971
2972 /* Remove any network entry created based on the removed credential */
2973 ssid = wpa_s->conf->ssid;
2974 while (ssid) {
2975 if (ssid->parent_cred == cred) {
2976 int res;
2977
2978 wpa_printf(MSG_DEBUG, "Remove network id %d since it "
2979 "used the removed credential", ssid->id);
2980 res = os_snprintf(str, sizeof(str), "%d", ssid->id);
2981 if (os_snprintf_error(sizeof(str), res))
2982 str[sizeof(str) - 1] = '\0';
2983 ssid = ssid->next;
2984 wpa_supplicant_ctrl_iface_remove_network(wpa_s, str);
2985 } else
2986 ssid = ssid->next;
2987 }
2988
2989 return 0;
2990 }
2991
2992
2993 static int wpa_supplicant_ctrl_iface_remove_cred(struct wpa_supplicant *wpa_s,
2994 char *cmd)
2995 {
2996 int id;
2997 struct wpa_cred *cred, *prev;
2998
2999 /* cmd: "<cred id>", "all", "sp_fqdn=<FQDN>", or
3000 * "provisioning_sp=<FQDN> */
3001 if (os_strcmp(cmd, "all") == 0) {
3002 wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_CRED all");
3003 cred = wpa_s->conf->cred;
3004 while (cred) {
3005 prev = cred;
3006 cred = cred->next;
3007 wpas_ctrl_remove_cred(wpa_s, prev);
3008 }
3009 return 0;
3010 }
3011
3012 if (os_strncmp(cmd, "sp_fqdn=", 8) == 0) {
3013 wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_CRED SP FQDN '%s'",
3014 cmd + 8);
3015 cred = wpa_s->conf->cred;
3016 while (cred) {
3017 prev = cred;
3018 cred = cred->next;
3019 if (prev->domain) {
3020 size_t i;
3021 for (i = 0; i < prev->num_domain; i++) {
3022 if (os_strcmp(prev->domain[i], cmd + 8)
3023 != 0)
3024 continue;
3025 wpas_ctrl_remove_cred(wpa_s, prev);
3026 break;
3027 }
3028 }
3029 }
3030 return 0;
3031 }
3032
3033 if (os_strncmp(cmd, "provisioning_sp=", 16) == 0) {
3034 wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_CRED provisioning SP FQDN '%s'",
3035 cmd + 16);
3036 cred = wpa_s->conf->cred;
3037 while (cred) {
3038 prev = cred;
3039 cred = cred->next;
3040 if (prev->provisioning_sp &&
3041 os_strcmp(prev->provisioning_sp, cmd + 16) == 0)
3042 wpas_ctrl_remove_cred(wpa_s, prev);
3043 }
3044 return 0;
3045 }
3046
3047 id = atoi(cmd);
3048 wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_CRED id=%d", id);
3049
3050 cred = wpa_config_get_cred(wpa_s->conf, id);
3051 return wpas_ctrl_remove_cred(wpa_s, cred);
3052 }
3053
3054
3055 static int wpa_supplicant_ctrl_iface_set_cred(struct wpa_supplicant *wpa_s,
3056 char *cmd)
3057 {
3058 int id;
3059 struct wpa_cred *cred;
3060 char *name, *value;
3061
3062 /* cmd: "<cred id> <variable name> <value>" */
3063 name = os_strchr(cmd, ' ');
3064 if (name == NULL)
3065 return -1;
3066 *name++ = '\0';
3067
3068 value = os_strchr(name, ' ');
3069 if (value == NULL)
3070 return -1;
3071 *value++ = '\0';
3072
3073 id = atoi(cmd);
3074 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SET_CRED id=%d name='%s'",
3075 id, name);
3076 wpa_hexdump_ascii_key(MSG_DEBUG, "CTRL_IFACE: value",
3077 (u8 *) value, os_strlen(value));
3078
3079 cred = wpa_config_get_cred(wpa_s->conf, id);
3080 if (cred == NULL) {
3081 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find cred id=%d",
3082 id);
3083 return -1;
3084 }
3085
3086 if (wpa_config_set_cred(cred, name, value, 0) < 0) {
3087 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Failed to set cred "
3088 "variable '%s'", name);
3089 return -1;
3090 }
3091
3092 wpa_msg(wpa_s, MSG_INFO, CRED_MODIFIED "%d %s", cred->id, name);
3093
3094 return 0;
3095 }
3096
3097
3098 static int wpa_supplicant_ctrl_iface_get_cred(struct wpa_supplicant *wpa_s,
3099 char *cmd, char *buf,
3100 size_t buflen)
3101 {
3102 int id;
3103 size_t res;
3104 struct wpa_cred *cred;
3105 char *name, *value;
3106
3107 /* cmd: "<cred id> <variable name>" */
3108 name = os_strchr(cmd, ' ');
3109 if (name == NULL)
3110 return -1;
3111 *name++ = '\0';
3112
3113 id = atoi(cmd);
3114 wpa_printf(MSG_DEBUG, "CTRL_IFACE: GET_CRED id=%d name='%s'",
3115 id, name);
3116
3117 cred = wpa_config_get_cred(wpa_s->conf, id);
3118 if (cred == NULL) {
3119 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find cred id=%d",
3120 id);
3121 return -1;
3122 }
3123
3124 value = wpa_config_get_cred_no_key(cred, name);
3125 if (value == NULL) {
3126 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Failed to get cred variable '%s'",
3127 name);
3128 return -1;
3129 }
3130
3131 res = os_strlcpy(buf, value, buflen);
3132 if (res >= buflen) {
3133 os_free(value);
3134 return -1;
3135 }
3136
3137 os_free(value);
3138
3139 return res;
3140 }
3141
3142
3143 #ifndef CONFIG_NO_CONFIG_WRITE
3144 static int wpa_supplicant_ctrl_iface_save_config(struct wpa_supplicant *wpa_s)
3145 {
3146 int ret;
3147
3148 if (!wpa_s->conf->update_config) {
3149 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Not allowed "
3150 "to update configuration (update_config=0)");
3151 return -1;
3152 }
3153
3154 ret = wpa_config_write(wpa_s->confname, wpa_s->conf);
3155 if (ret) {
3156 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Failed to "
3157 "update configuration");
3158 } else {
3159 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Configuration"
3160 " updated");
3161 }
3162
3163 return ret;
3164 }
3165 #endif /* CONFIG_NO_CONFIG_WRITE */
3166
3167
3168 struct cipher_info {
3169 unsigned int capa;
3170 const char *name;
3171 int group_only;
3172 };
3173
3174 static const struct cipher_info ciphers[] = {
3175 { WPA_DRIVER_CAPA_ENC_CCMP_256, "CCMP-256", 0 },
3176 { WPA_DRIVER_CAPA_ENC_GCMP_256, "GCMP-256", 0 },
3177 { WPA_DRIVER_CAPA_ENC_CCMP, "CCMP", 0 },
3178 { WPA_DRIVER_CAPA_ENC_GCMP, "GCMP", 0 },
3179 { WPA_DRIVER_CAPA_ENC_TKIP, "TKIP", 0 },
3180 { WPA_DRIVER_CAPA_KEY_MGMT_WPA_NONE, "NONE", 0 },
3181 { WPA_DRIVER_CAPA_ENC_WEP104, "WEP104", 1 },
3182 { WPA_DRIVER_CAPA_ENC_WEP40, "WEP40", 1 }
3183 };
3184
3185
3186 static int ctrl_iface_get_capability_pairwise(int res, char *strict,
3187 struct wpa_driver_capa *capa,
3188 char *buf, size_t buflen)
3189 {
3190 int ret;
3191 char *pos, *end;
3192 size_t len;
3193 unsigned int i;
3194
3195 pos = buf;
3196 end = pos + buflen;
3197
3198 if (res < 0) {
3199 if (strict)
3200 return 0;
3201 len = os_strlcpy(buf, "CCMP TKIP NONE", buflen);
3202 if (len >= buflen)
3203 return -1;
3204 return len;
3205 }
3206
3207 for (i = 0; i < ARRAY_SIZE(ciphers); i++) {
3208 if (!ciphers[i].group_only && capa->enc & ciphers[i].capa) {
3209 ret = os_snprintf(pos, end - pos, "%s%s",
3210 pos == buf ? "" : " ",
3211 ciphers[i].name);
3212 if (os_snprintf_error(end - pos, ret))
3213 return pos - buf;
3214 pos += ret;
3215 }
3216 }
3217
3218 return pos - buf;
3219 }
3220
3221
3222 static int ctrl_iface_get_capability_group(int res, char *strict,
3223 struct wpa_driver_capa *capa,
3224 char *buf, size_t buflen)
3225 {
3226 int ret;
3227 char *pos, *end;
3228 size_t len;
3229 unsigned int i;
3230
3231 pos = buf;
3232 end = pos + buflen;
3233
3234 if (res < 0) {
3235 if (strict)
3236 return 0;
3237 len = os_strlcpy(buf, "CCMP TKIP WEP104 WEP40", buflen);
3238 if (len >= buflen)
3239 return -1;
3240 return len;
3241 }
3242
3243 for (i = 0; i < ARRAY_SIZE(ciphers); i++) {
3244 if (capa->enc & ciphers[i].capa) {
3245 ret = os_snprintf(pos, end - pos, "%s%s",
3246 pos == buf ? "" : " ",
3247 ciphers[i].name);
3248 if (os_snprintf_error(end - pos, ret))
3249 return pos - buf;
3250 pos += ret;
3251 }
3252 }
3253
3254 return pos - buf;
3255 }
3256
3257
3258 static int ctrl_iface_get_capability_key_mgmt(int res, char *strict,
3259 struct wpa_driver_capa *capa,
3260 char *buf, size_t buflen)
3261 {
3262 int ret;
3263 char *pos, *end;
3264 size_t len;
3265
3266 pos = buf;
3267 end = pos + buflen;
3268
3269 if (res < 0) {
3270 if (strict)
3271 return 0;
3272 len = os_strlcpy(buf, "WPA-PSK WPA-EAP IEEE8021X WPA-NONE "
3273 "NONE", buflen);
3274 if (len >= buflen)
3275 return -1;
3276 return len;
3277 }
3278
3279 ret = os_snprintf(pos, end - pos, "NONE IEEE8021X");
3280 if (os_snprintf_error(end - pos, ret))
3281 return pos - buf;
3282 pos += ret;
3283
3284 if (capa->key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA |
3285 WPA_DRIVER_CAPA_KEY_MGMT_WPA2)) {
3286 ret = os_snprintf(pos, end - pos, " WPA-EAP");
3287 if (os_snprintf_error(end - pos, ret))
3288 return pos - buf;
3289 pos += ret;
3290 }
3291
3292 if (capa->key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA_PSK |
3293 WPA_DRIVER_CAPA_KEY_MGMT_WPA2_PSK)) {
3294 ret = os_snprintf(pos, end - pos, " WPA-PSK");
3295 if (os_snprintf_error(end - pos, ret))
3296 return pos - buf;
3297 pos += ret;
3298 }
3299
3300 if (capa->key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_WPA_NONE) {
3301 ret = os_snprintf(pos, end - pos, " WPA-NONE");
3302 if (os_snprintf_error(end - pos, ret))
3303 return pos - buf;
3304 pos += ret;
3305 }
3306
3307 return pos - buf;
3308 }
3309
3310
3311 static int ctrl_iface_get_capability_proto(int res, char *strict,
3312 struct wpa_driver_capa *capa,
3313 char *buf, size_t buflen)
3314 {
3315 int ret;
3316 char *pos, *end;
3317 size_t len;
3318
3319 pos = buf;
3320 end = pos + buflen;
3321
3322 if (res < 0) {
3323 if (strict)
3324 return 0;
3325 len = os_strlcpy(buf, "RSN WPA", buflen);
3326 if (len >= buflen)
3327 return -1;
3328 return len;
3329 }
3330
3331 if (capa->key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA2 |
3332 WPA_DRIVER_CAPA_KEY_MGMT_WPA2_PSK)) {
3333 ret = os_snprintf(pos, end - pos, "%sRSN",
3334 pos == buf ? "" : " ");
3335 if (os_snprintf_error(end - pos, ret))
3336 return pos - buf;
3337 pos += ret;
3338 }
3339
3340 if (capa->key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA |
3341 WPA_DRIVER_CAPA_KEY_MGMT_WPA_PSK)) {
3342 ret = os_snprintf(pos, end - pos, "%sWPA",
3343 pos == buf ? "" : " ");
3344 if (os_snprintf_error(end - pos, ret))
3345 return pos - buf;
3346 pos += ret;
3347 }
3348
3349 return pos - buf;
3350 }
3351
3352
3353 static int ctrl_iface_get_capability_auth_alg(int res, char *strict,
3354 struct wpa_driver_capa *capa,
3355 char *buf, size_t buflen)
3356 {
3357 int ret;
3358 char *pos, *end;
3359 size_t len;
3360
3361 pos = buf;
3362 end = pos + buflen;
3363
3364 if (res < 0) {
3365 if (strict)
3366 return 0;
3367 len = os_strlcpy(buf, "OPEN SHARED LEAP", buflen);
3368 if (len >= buflen)
3369 return -1;
3370 return len;
3371 }
3372
3373 if (capa->auth & (WPA_DRIVER_AUTH_OPEN)) {
3374 ret = os_snprintf(pos, end - pos, "%sOPEN",
3375 pos == buf ? "" : " ");
3376 if (os_snprintf_error(end - pos, ret))
3377 return pos - buf;
3378 pos += ret;
3379 }
3380
3381 if (capa->auth & (WPA_DRIVER_AUTH_SHARED)) {
3382 ret = os_snprintf(pos, end - pos, "%sSHARED",
3383 pos == buf ? "" : " ");
3384 if (os_snprintf_error(end - pos, ret))
3385 return pos - buf;
3386 pos += ret;
3387 }
3388
3389 if (capa->auth & (WPA_DRIVER_AUTH_LEAP)) {
3390 ret = os_snprintf(pos, end - pos, "%sLEAP",
3391 pos == buf ? "" : " ");
3392 if (os_snprintf_error(end - pos, ret))
3393 return pos - buf;
3394 pos += ret;
3395 }
3396
3397 return pos - buf;
3398 }
3399
3400
3401 static int ctrl_iface_get_capability_modes(int res, char *strict,
3402 struct wpa_driver_capa *capa,
3403 char *buf, size_t buflen)
3404 {
3405 int ret;
3406 char *pos, *end;
3407 size_t len;
3408
3409 pos = buf;
3410 end = pos + buflen;
3411
3412 if (res < 0) {
3413 if (strict)
3414 return 0;
3415 len = os_strlcpy(buf, "IBSS AP", buflen);
3416 if (len >= buflen)
3417 return -1;
3418 return len;
3419 }
3420
3421 if (capa->flags & WPA_DRIVER_FLAGS_IBSS) {
3422 ret = os_snprintf(pos, end - pos, "%sIBSS",
3423 pos == buf ? "" : " ");
3424 if (os_snprintf_error(end - pos, ret))
3425 return pos - buf;
3426 pos += ret;
3427 }
3428
3429 if (capa->flags & WPA_DRIVER_FLAGS_AP) {
3430 ret = os_snprintf(pos, end - pos, "%sAP",
3431 pos == buf ? "" : " ");
3432 if (os_snprintf_error(end - pos, ret))
3433 return pos - buf;
3434 pos += ret;
3435 }
3436
3437 return pos - buf;
3438 }
3439
3440
3441 static int ctrl_iface_get_capability_channels(struct wpa_supplicant *wpa_s,
3442 char *buf, size_t buflen)
3443 {
3444 struct hostapd_channel_data *chnl;
3445 int ret, i, j;
3446 char *pos, *end, *hmode;
3447
3448 pos = buf;
3449 end = pos + buflen;
3450
3451 for (j = 0; j < wpa_s->hw.num_modes; j++) {
3452 switch (wpa_s->hw.modes[j].mode) {
3453 case HOSTAPD_MODE_IEEE80211B:
3454 hmode = "B";
3455 break;
3456 case HOSTAPD_MODE_IEEE80211G:
3457 hmode = "G";
3458 break;
3459 case HOSTAPD_MODE_IEEE80211A:
3460 hmode = "A";
3461 break;
3462 case HOSTAPD_MODE_IEEE80211AD:
3463 hmode = "AD";
3464 break;
3465 default:
3466 continue;
3467 }
3468 ret = os_snprintf(pos, end - pos, "Mode[%s] Channels:", hmode);
3469 if (os_snprintf_error(end - pos, ret))
3470 return pos - buf;
3471 pos += ret;
3472 chnl = wpa_s->hw.modes[j].channels;
3473 for (i = 0; i < wpa_s->hw.modes[j].num_channels; i++) {
3474 if (chnl[i].flag & HOSTAPD_CHAN_DISABLED)
3475 continue;
3476 ret = os_snprintf(pos, end - pos, " %d", chnl[i].chan);
3477 if (os_snprintf_error(end - pos, ret))
3478 return pos - buf;
3479 pos += ret;
3480 }
3481 ret = os_snprintf(pos, end - pos, "\n");
3482 if (os_snprintf_error(end - pos, ret))
3483 return pos - buf;
3484 pos += ret;
3485 }
3486
3487 return pos - buf;
3488 }
3489
3490
3491 static int ctrl_iface_get_capability_freq(struct wpa_supplicant *wpa_s,
3492 char *buf, size_t buflen)
3493 {
3494 struct hostapd_channel_data *chnl;
3495 int ret, i, j;
3496 char *pos, *end, *hmode;
3497
3498 pos = buf;
3499 end = pos + buflen;
3500
3501 for (j = 0; j < wpa_s->hw.num_modes; j++) {
3502 switch (wpa_s->hw.modes[j].mode) {
3503 case HOSTAPD_MODE_IEEE80211B:
3504 hmode = "B";
3505 break;
3506 case HOSTAPD_MODE_IEEE80211G:
3507 hmode = "G";
3508 break;
3509 case HOSTAPD_MODE_IEEE80211A:
3510 hmode = "A";
3511 break;
3512 case HOSTAPD_MODE_IEEE80211AD:
3513 hmode = "AD";
3514 break;
3515 default:
3516 continue;
3517 }
3518 ret = os_snprintf(pos, end - pos, "Mode[%s] Channels:\n",
3519 hmode);
3520 if (os_snprintf_error(end - pos, ret))
3521 return pos - buf;
3522 pos += ret;
3523 chnl = wpa_s->hw.modes[j].channels;
3524 for (i = 0; i < wpa_s->hw.modes[j].num_channels; i++) {
3525 if (chnl[i].flag & HOSTAPD_CHAN_DISABLED)
3526 continue;
3527 ret = os_snprintf(pos, end - pos, " %d = %d MHz%s%s\n",
3528 chnl[i].chan, chnl[i].freq,
3529 chnl[i].flag & HOSTAPD_CHAN_NO_IR ?
3530 " (NO_IR)" : "",
3531 chnl[i].flag & HOSTAPD_CHAN_RADAR ?
3532 " (DFS)" : "");
3533
3534 if (os_snprintf_error(end - pos, ret))
3535 return pos - buf;
3536 pos += ret;
3537 }
3538 ret = os_snprintf(pos, end - pos, "\n");
3539 if (os_snprintf_error(end - pos, ret))
3540 return pos - buf;
3541 pos += ret;
3542 }
3543
3544 return pos - buf;
3545 }
3546
3547
3548 static int wpa_supplicant_ctrl_iface_get_capability(
3549 struct wpa_supplicant *wpa_s, const char *_field, char *buf,
3550 size_t buflen)
3551 {
3552 struct wpa_driver_capa capa;
3553 int res;
3554 char *strict;
3555 char field[30];
3556 size_t len;
3557
3558 /* Determine whether or not strict checking was requested */
3559 len = os_strlcpy(field, _field, sizeof(field));
3560 if (len >= sizeof(field))
3561 return -1;
3562 strict = os_strchr(field, ' ');
3563 if (strict != NULL) {
3564 *strict++ = '\0';
3565 if (os_strcmp(strict, "strict") != 0)
3566 return -1;
3567 }
3568
3569 wpa_printf(MSG_DEBUG, "CTRL_IFACE: GET_CAPABILITY '%s' %s",
3570 field, strict ? strict : "");
3571
3572 if (os_strcmp(field, "eap") == 0) {
3573 return eap_get_names(buf, buflen);
3574 }
3575
3576 res = wpa_drv_get_capa(wpa_s, &capa);
3577
3578 if (os_strcmp(field, "pairwise") == 0)
3579 return ctrl_iface_get_capability_pairwise(res, strict, &capa,
3580 buf, buflen);
3581
3582 if (os_strcmp(field, "group") == 0)
3583 return ctrl_iface_get_capability_group(res, strict, &capa,
3584 buf, buflen);
3585
3586 if (os_strcmp(field, "key_mgmt") == 0)
3587 return ctrl_iface_get_capability_key_mgmt(res, strict, &capa,
3588 buf, buflen);
3589
3590 if (os_strcmp(field, "proto") == 0)
3591 return ctrl_iface_get_capability_proto(res, strict, &capa,
3592 buf, buflen);
3593
3594 if (os_strcmp(field, "auth_alg") == 0)
3595 return ctrl_iface_get_capability_auth_alg(res, strict, &capa,
3596 buf, buflen);
3597
3598 if (os_strcmp(field, "modes") == 0)
3599 return ctrl_iface_get_capability_modes(res, strict, &capa,
3600 buf, buflen);
3601
3602 if (os_strcmp(field, "channels") == 0)
3603 return ctrl_iface_get_capability_channels(wpa_s, buf, buflen);
3604
3605 if (os_strcmp(field, "freq") == 0)
3606 return ctrl_iface_get_capability_freq(wpa_s, buf, buflen);
3607
3608 #ifdef CONFIG_TDLS
3609 if (os_strcmp(field, "tdls") == 0)
3610 return ctrl_iface_get_capability_tdls(wpa_s, buf, buflen);
3611 #endif /* CONFIG_TDLS */
3612
3613 #ifdef CONFIG_ERP
3614 if (os_strcmp(field, "erp") == 0) {
3615 res = os_snprintf(buf, buflen, "ERP");
3616 if (os_snprintf_error(buflen, res))
3617 return -1;
3618 return res;
3619 }
3620 #endif /* CONFIG_EPR */
3621
3622 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Unknown GET_CAPABILITY field '%s'",
3623 field);
3624
3625 return -1;
3626 }
3627
3628
3629 #ifdef CONFIG_INTERWORKING
3630 static char * anqp_add_hex(char *pos, char *end, const char *title,
3631 struct wpabuf *data)
3632 {
3633 char *start = pos;
3634 size_t i;
3635 int ret;
3636 const u8 *d;
3637
3638 if (data == NULL)
3639 return start;
3640
3641 ret = os_snprintf(pos, end - pos, "%s=", title);
3642 if (os_snprintf_error(end - pos, ret))
3643 return start;
3644 pos += ret;
3645
3646 d = wpabuf_head_u8(data);
3647 for (i = 0; i < wpabuf_len(data); i++) {
3648 ret = os_snprintf(pos, end - pos, "%02x", *d++);
3649 if (os_snprintf_error(end - pos, ret))
3650 return start;
3651 pos += ret;
3652 }
3653
3654 ret = os_snprintf(pos, end - pos, "\n");
3655 if (os_snprintf_error(end - pos, ret))
3656 return start;
3657 pos += ret;
3658
3659 return pos;
3660 }
3661 #endif /* CONFIG_INTERWORKING */
3662
3663
3664 static int print_bss_info(struct wpa_supplicant *wpa_s, struct wpa_bss *bss,
3665 unsigned long mask, char *buf, size_t buflen)
3666 {
3667 size_t i;
3668 int ret;
3669 char *pos, *end;
3670 const u8 *ie, *ie2;
3671
3672 pos = buf;
3673 end = buf + buflen;
3674
3675 if (mask & WPA_BSS_MASK_ID) {
3676 ret = os_snprintf(pos, end - pos, "id=%u\n", bss->id);
3677 if (os_snprintf_error(end - pos, ret))
3678 return 0;
3679 pos += ret;
3680 }
3681
3682 if (mask & WPA_BSS_MASK_BSSID) {
3683 ret = os_snprintf(pos, end - pos, "bssid=" MACSTR "\n",
3684 MAC2STR(bss->bssid));
3685 if (os_snprintf_error(end - pos, ret))
3686 return 0;
3687 pos += ret;
3688 }
3689
3690 if (mask & WPA_BSS_MASK_FREQ) {
3691 ret = os_snprintf(pos, end - pos, "freq=%d\n", bss->freq);
3692 if (os_snprintf_error(end - pos, ret))
3693 return 0;
3694 pos += ret;
3695 }
3696
3697 if (mask & WPA_BSS_MASK_BEACON_INT) {
3698 ret = os_snprintf(pos, end - pos, "beacon_int=%d\n",
3699 bss->beacon_int);
3700 if (os_snprintf_error(end - pos, ret))
3701 return 0;
3702 pos += ret;
3703 }
3704
3705 if (mask & WPA_BSS_MASK_CAPABILITIES) {
3706 ret = os_snprintf(pos, end - pos, "capabilities=0x%04x\n",
3707 bss->caps);
3708 if (os_snprintf_error(end - pos, ret))
3709 return 0;
3710 pos += ret;
3711 }
3712
3713 if (mask & WPA_BSS_MASK_QUAL) {
3714 ret = os_snprintf(pos, end - pos, "qual=%d\n", bss->qual);
3715 if (os_snprintf_error(end - pos, ret))
3716 return 0;
3717 pos += ret;
3718 }
3719
3720 if (mask & WPA_BSS_MASK_NOISE) {
3721 ret = os_snprintf(pos, end - pos, "noise=%d\n", bss->noise);
3722 if (os_snprintf_error(end - pos, ret))
3723 return 0;
3724 pos += ret;
3725 }
3726
3727 if (mask & WPA_BSS_MASK_LEVEL) {
3728 ret = os_snprintf(pos, end - pos, "level=%d\n", bss->level);
3729 if (os_snprintf_error(end - pos, ret))
3730 return 0;
3731 pos += ret;
3732 }
3733
3734 if (mask & WPA_BSS_MASK_TSF) {
3735 ret = os_snprintf(pos, end - pos, "tsf=%016llu\n",
3736 (unsigned long long) bss->tsf);
3737 if (os_snprintf_error(end - pos, ret))
3738 return 0;
3739 pos += ret;
3740 }
3741
3742 if (mask & WPA_BSS_MASK_AGE) {
3743 struct os_reltime now;
3744
3745 os_get_reltime(&now);
3746 ret = os_snprintf(pos, end - pos, "age=%d\n",
3747 (int) (now.sec - bss->last_update.sec));
3748 if (os_snprintf_error(end - pos, ret))
3749 return 0;
3750 pos += ret;
3751 }
3752
3753 if (mask & WPA_BSS_MASK_IE) {
3754 ret = os_snprintf(pos, end - pos, "ie=");
3755 if (os_snprintf_error(end - pos, ret))
3756 return 0;
3757 pos += ret;
3758
3759 ie = (const u8 *) (bss + 1);
3760 for (i = 0; i < bss->ie_len; i++) {
3761 ret = os_snprintf(pos, end - pos, "%02x", *ie++);
3762 if (os_snprintf_error(end - pos, ret))
3763 return 0;
3764 pos += ret;
3765 }
3766
3767 ret = os_snprintf(pos, end - pos, "\n");
3768 if (os_snprintf_error(end - pos, ret))
3769 return 0;
3770 pos += ret;
3771 }
3772
3773 if (mask & WPA_BSS_MASK_FLAGS) {
3774 ret = os_snprintf(pos, end - pos, "flags=");
3775 if (os_snprintf_error(end - pos, ret))
3776 return 0;
3777 pos += ret;
3778
3779 ie = wpa_bss_get_vendor_ie(bss, WPA_IE_VENDOR_TYPE);
3780 if (ie)
3781 pos = wpa_supplicant_ie_txt(pos, end, "WPA", ie,
3782 2 + ie[1]);
3783 ie2 = wpa_bss_get_ie(bss, WLAN_EID_RSN);
3784 if (ie2)
3785 pos = wpa_supplicant_ie_txt(pos, end, "WPA2", ie2,
3786 2 + ie2[1]);
3787 pos = wpa_supplicant_wps_ie_txt(wpa_s, pos, end, bss);
3788 if (!ie && !ie2 && bss->caps & IEEE80211_CAP_PRIVACY) {
3789 ret = os_snprintf(pos, end - pos, "[WEP]");
3790 if (os_snprintf_error(end - pos, ret))
3791 return 0;
3792 pos += ret;
3793 }
3794 if (bss_is_dmg(bss)) {
3795 const char *s;
3796 ret = os_snprintf(pos, end - pos, "[DMG]");
3797 if (os_snprintf_error(end - pos, ret))
3798 return 0;
3799 pos += ret;
3800 switch (bss->caps & IEEE80211_CAP_DMG_MASK) {
3801 case IEEE80211_CAP_DMG_IBSS:
3802 s = "[IBSS]";
3803 break;
3804 case IEEE80211_CAP_DMG_AP:
3805 s = "[ESS]";
3806 break;
3807 case IEEE80211_CAP_DMG_PBSS:
3808 s = "[PBSS]";
3809 break;
3810 default:
3811 s = "";
3812 break;
3813 }
3814 ret = os_snprintf(pos, end - pos, "%s", s);
3815 if (os_snprintf_error(end - pos, ret))
3816 return 0;
3817 pos += ret;
3818 } else {
3819 if (bss->caps & IEEE80211_CAP_IBSS) {
3820 ret = os_snprintf(pos, end - pos, "[IBSS]");
3821 if (os_snprintf_error(end - pos, ret))
3822 return 0;
3823 pos += ret;
3824 }
3825 if (bss->caps & IEEE80211_CAP_ESS) {
3826 ret = os_snprintf(pos, end - pos, "[ESS]");
3827 if (os_snprintf_error(end - pos, ret))
3828 return 0;
3829 pos += ret;
3830 }
3831 }
3832 if (wpa_bss_get_vendor_ie(bss, P2P_IE_VENDOR_TYPE) ||
3833 wpa_bss_get_vendor_ie_beacon(bss, P2P_IE_VENDOR_TYPE)) {
3834 ret = os_snprintf(pos, end - pos, "[P2P]");
3835 if (os_snprintf_error(end - pos, ret))
3836 return 0;
3837 pos += ret;
3838 }
3839 #ifdef CONFIG_HS20
3840 if (wpa_bss_get_vendor_ie(bss, HS20_IE_VENDOR_TYPE)) {
3841 ret = os_snprintf(pos, end - pos, "[HS20]");
3842 if (os_snprintf_error(end - pos, ret))
3843 return 0;
3844 pos += ret;
3845 }
3846 #endif /* CONFIG_HS20 */
3847
3848 ret = os_snprintf(pos, end - pos, "\n");
3849 if (os_snprintf_error(end - pos, ret))
3850 return 0;
3851 pos += ret;
3852 }
3853
3854 if (mask & WPA_BSS_MASK_SSID) {
3855 ret = os_snprintf(pos, end - pos, "ssid=%s\n",
3856 wpa_ssid_txt(bss->ssid, bss->ssid_len));
3857 if (os_snprintf_error(end - pos, ret))
3858 return 0;
3859 pos += ret;
3860 }
3861
3862 #ifdef CONFIG_WPS
3863 if (mask & WPA_BSS_MASK_WPS_SCAN) {
3864 ie = (const u8 *) (bss + 1);
3865 ret = wpas_wps_scan_result_text(ie, bss->ie_len, pos, end);
3866 if (ret < 0 || ret >= end - pos)
3867 return 0;
3868 pos += ret;
3869 }
3870 #endif /* CONFIG_WPS */
3871
3872 #ifdef CONFIG_P2P
3873 if (mask & WPA_BSS_MASK_P2P_SCAN) {
3874 ie = (const u8 *) (bss + 1);
3875 ret = wpas_p2p_scan_result_text(ie, bss->ie_len, pos, end);
3876 if (ret < 0 || ret >= end - pos)
3877 return 0;
3878 pos += ret;
3879 }
3880 #endif /* CONFIG_P2P */
3881
3882 #ifdef CONFIG_WIFI_DISPLAY
3883 if (mask & WPA_BSS_MASK_WIFI_DISPLAY) {
3884 struct wpabuf *wfd;
3885 ie = (const u8 *) (bss + 1);
3886 wfd = ieee802_11_vendor_ie_concat(ie, bss->ie_len,
3887 WFD_IE_VENDOR_TYPE);
3888 if (wfd) {
3889 ret = os_snprintf(pos, end - pos, "wfd_subelems=");
3890 if (os_snprintf_error(end - pos, ret)) {
3891 wpabuf_free(wfd);
3892 return 0;
3893 }
3894 pos += ret;
3895
3896 pos += wpa_snprintf_hex(pos, end - pos,
3897 wpabuf_head(wfd),
3898 wpabuf_len(wfd));
3899 wpabuf_free(wfd);
3900
3901 ret = os_snprintf(pos, end - pos, "\n");
3902 if (os_snprintf_error(end - pos, ret))
3903 return 0;
3904 pos += ret;
3905 }
3906 }
3907 #endif /* CONFIG_WIFI_DISPLAY */
3908
3909 #ifdef CONFIG_INTERWORKING
3910 if ((mask & WPA_BSS_MASK_INTERNETW) && bss->anqp) {
3911 struct wpa_bss_anqp *anqp = bss->anqp;
3912 pos = anqp_add_hex(pos, end, "anqp_venue_name",
3913 anqp->venue_name);
3914 pos = anqp_add_hex(pos, end, "anqp_network_auth_type",
3915 anqp->network_auth_type);
3916 pos = anqp_add_hex(pos, end, "anqp_roaming_consortium",
3917 anqp->roaming_consortium);
3918 pos = anqp_add_hex(pos, end, "anqp_ip_addr_type_availability",
3919 anqp->ip_addr_type_availability);
3920 pos = anqp_add_hex(pos, end, "anqp_nai_realm",
3921 anqp->nai_realm);
3922 pos = anqp_add_hex(pos, end, "anqp_3gpp", anqp->anqp_3gpp);
3923 pos = anqp_add_hex(pos, end, "anqp_domain_name",
3924 anqp->domain_name);
3925 #ifdef CONFIG_HS20
3926 pos = anqp_add_hex(pos, end, "hs20_operator_friendly_name",
3927 anqp->hs20_operator_friendly_name);
3928 pos = anqp_add_hex(pos, end, "hs20_wan_metrics",
3929 anqp->hs20_wan_metrics);
3930 pos = anqp_add_hex(pos, end, "hs20_connection_capability",
3931 anqp->hs20_connection_capability);
3932 pos = anqp_add_hex(pos, end, "hs20_operating_class",
3933 anqp->hs20_operating_class);
3934 pos = anqp_add_hex(pos, end, "hs20_osu_providers_list",
3935 anqp->hs20_osu_providers_list);
3936 #endif /* CONFIG_HS20 */
3937 }
3938 #endif /* CONFIG_INTERWORKING */
3939
3940 #ifdef CONFIG_MESH
3941 if (mask & WPA_BSS_MASK_MESH_SCAN) {
3942 ie = (const u8 *) (bss + 1);
3943 ret = wpas_mesh_scan_result_text(ie, bss->ie_len, pos, end);
3944 if (ret < 0 || ret >= end - pos)
3945 return 0;
3946 pos += ret;
3947 }
3948 #endif /* CONFIG_MESH */
3949
3950 if (mask & WPA_BSS_MASK_DELIM) {
3951 ret = os_snprintf(pos, end - pos, "====\n");
3952 if (os_snprintf_error(end - pos, ret))
3953 return 0;
3954 pos += ret;
3955 }
3956
3957 return pos - buf;
3958 }
3959
3960
3961 static int wpa_supplicant_ctrl_iface_bss(struct wpa_supplicant *wpa_s,
3962 const char *cmd, char *buf,
3963 size_t buflen)
3964 {
3965 u8 bssid[ETH_ALEN];
3966 size_t i;
3967 struct wpa_bss *bss;
3968 struct wpa_bss *bsslast = NULL;
3969 struct dl_list *next;
3970 int ret = 0;
3971 int len;
3972 char *ctmp, *end = buf + buflen;
3973 unsigned long mask = WPA_BSS_MASK_ALL;
3974
3975 if (os_strncmp(cmd, "RANGE=", 6) == 0) {
3976 if (os_strncmp(cmd + 6, "ALL", 3) == 0) {
3977 bss = dl_list_first(&wpa_s->bss_id, struct wpa_bss,
3978 list_id);
3979 bsslast = dl_list_last(&wpa_s->bss_id, struct wpa_bss,
3980 list_id);
3981 } else { /* N1-N2 */
3982 unsigned int id1, id2;
3983
3984 if ((ctmp = os_strchr(cmd + 6, '-')) == NULL) {
3985 wpa_printf(MSG_INFO, "Wrong BSS range "
3986 "format");
3987 return 0;
3988 }
3989
3990 if (*(cmd + 6) == '-')
3991 id1 = 0;
3992 else
3993 id1 = atoi(cmd + 6);
3994 ctmp++;
3995 if (*ctmp >= '0' && *ctmp <= '9')
3996 id2 = atoi(ctmp);
3997 else
3998 id2 = (unsigned int) -1;
3999 bss = wpa_bss_get_id_range(wpa_s, id1, id2);
4000 if (id2 == (unsigned int) -1)
4001 bsslast = dl_list_last(&wpa_s->bss_id,
4002 struct wpa_bss,
4003 list_id);
4004 else {
4005 bsslast = wpa_bss_get_id(wpa_s, id2);
4006 if (bsslast == NULL && bss && id2 > id1) {
4007 struct wpa_bss *tmp = bss;
4008 for (;;) {
4009 next = tmp->list_id.next;
4010 if (next == &wpa_s->bss_id)
4011 break;
4012 tmp = dl_list_entry(
4013 next, struct wpa_bss,
4014 list_id);
4015 if (tmp->id > id2)
4016 break;
4017 bsslast = tmp;
4018 }
4019 }
4020 }
4021 }
4022 } else if (os_strncmp(cmd, "FIRST", 5) == 0)
4023 bss = dl_list_first(&wpa_s->bss_id, struct wpa_bss, list_id);
4024 else if (os_strncmp(cmd, "LAST", 4) == 0)
4025 bss = dl_list_last(&wpa_s->bss_id, struct wpa_bss, list_id);
4026 else if (os_strncmp(cmd, "ID-", 3) == 0) {
4027 i = atoi(cmd + 3);
4028 bss = wpa_bss_get_id(wpa_s, i);
4029 } else if (os_strncmp(cmd, "NEXT-", 5) == 0) {
4030 i = atoi(cmd + 5);
4031 bss = wpa_bss_get_id(wpa_s, i);
4032 if (bss) {
4033 next = bss->list_id.next;
4034 if (next == &wpa_s->bss_id)
4035 bss = NULL;
4036 else
4037 bss = dl_list_entry(next, struct wpa_bss,
4038 list_id);
4039 }
4040 #ifdef CONFIG_P2P
4041 } else if (os_strncmp(cmd, "p2p_dev_addr=", 13) == 0) {
4042 if (hwaddr_aton(cmd + 13, bssid) == 0)
4043 bss = wpa_bss_get_p2p_dev_addr(wpa_s, bssid);
4044 else
4045 bss = NULL;
4046 #endif /* CONFIG_P2P */
4047 } else if (hwaddr_aton(cmd, bssid) == 0)
4048 bss = wpa_bss_get_bssid(wpa_s, bssid);
4049 else {
4050 struct wpa_bss *tmp;
4051 i = atoi(cmd);
4052 bss = NULL;
4053 dl_list_for_each(tmp, &wpa_s->bss_id, struct wpa_bss, list_id)
4054 {
4055 if (i-- == 0) {
4056 bss = tmp;
4057 break;
4058 }
4059 }
4060 }
4061
4062 if ((ctmp = os_strstr(cmd, "MASK=")) != NULL) {
4063 mask = strtoul(ctmp + 5, NULL, 0x10);
4064 if (mask == 0)
4065 mask = WPA_BSS_MASK_ALL;
4066 }
4067
4068 if (bss == NULL)
4069 return 0;
4070
4071 if (bsslast == NULL)
4072 bsslast = bss;
4073 do {
4074 len = print_bss_info(wpa_s, bss, mask, buf, buflen);
4075 ret += len;
4076 buf += len;
4077 buflen -= len;
4078 if (bss == bsslast) {
4079 if ((mask & WPA_BSS_MASK_DELIM) && len &&
4080 (bss == dl_list_last(&wpa_s->bss_id,
4081 struct wpa_bss, list_id))) {
4082 int res;
4083
4084 res = os_snprintf(buf - 5, end - buf + 5,
4085 "####\n");
4086 if (os_snprintf_error(end - buf + 5, res)) {
4087 wpa_printf(MSG_DEBUG,
4088 "Could not add end delim");
4089 }
4090 }
4091 break;
4092 }
4093 next = bss->list_id.next;
4094 if (next == &wpa_s->bss_id)
4095 break;
4096 bss = dl_list_entry(next, struct wpa_bss, list_id);
4097 } while (bss && len);
4098
4099 return ret;
4100 }
4101
4102
4103 static int wpa_supplicant_ctrl_iface_ap_scan(
4104 struct wpa_supplicant *wpa_s, char *cmd)
4105 {
4106 int ap_scan = atoi(cmd);
4107 return wpa_supplicant_set_ap_scan(wpa_s, ap_scan);
4108 }
4109
4110
4111 static int wpa_supplicant_ctrl_iface_scan_interval(
4112 struct wpa_supplicant *wpa_s, char *cmd)
4113 {
4114 int scan_int = atoi(cmd);
4115 return wpa_supplicant_set_scan_interval(wpa_s, scan_int);
4116 }
4117
4118
4119 static int wpa_supplicant_ctrl_iface_bss_expire_age(
4120 struct wpa_supplicant *wpa_s, char *cmd)
4121 {
4122 int expire_age = atoi(cmd);
4123 return wpa_supplicant_set_bss_expiration_age(wpa_s, expire_age);
4124 }
4125
4126
4127 static int wpa_supplicant_ctrl_iface_bss_expire_count(
4128 struct wpa_supplicant *wpa_s, char *cmd)
4129 {
4130 int expire_count = atoi(cmd);
4131 return wpa_supplicant_set_bss_expiration_count(wpa_s, expire_count);
4132 }
4133
4134
4135 static int wpa_supplicant_ctrl_iface_bss_flush(
4136 struct wpa_supplicant *wpa_s, char *cmd)
4137 {
4138 int flush_age = atoi(cmd);
4139
4140 if (flush_age == 0)
4141 wpa_bss_flush(wpa_s);
4142 else
4143 wpa_bss_flush_by_age(wpa_s, flush_age);
4144 return 0;
4145 }
4146
4147
4148 #ifdef CONFIG_TESTING_OPTIONS
4149 static void wpa_supplicant_ctrl_iface_drop_sa(struct wpa_supplicant *wpa_s)
4150 {
4151 wpa_printf(MSG_DEBUG, "Dropping SA without deauthentication");
4152 /* MLME-DELETEKEYS.request */
4153 wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 0, 0, NULL, 0, NULL, 0);
4154 wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 1, 0, NULL, 0, NULL, 0);
4155 wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 2, 0, NULL, 0, NULL, 0);
4156 wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 3, 0, NULL, 0, NULL, 0);
4157 #ifdef CONFIG_IEEE80211W
4158 wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 4, 0, NULL, 0, NULL, 0);
4159 wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 5, 0, NULL, 0, NULL, 0);
4160 #endif /* CONFIG_IEEE80211W */
4161
4162 wpa_drv_set_key(wpa_s, WPA_ALG_NONE, wpa_s->bssid, 0, 0, NULL, 0, NULL,
4163 0);
4164 /* MLME-SETPROTECTION.request(None) */
4165 wpa_drv_mlme_setprotection(wpa_s, wpa_s->bssid,
4166 MLME_SETPROTECTION_PROTECT_TYPE_NONE,
4167 MLME_SETPROTECTION_KEY_TYPE_PAIRWISE);
4168 wpa_sm_drop_sa(wpa_s->wpa);
4169 }
4170 #endif /* CONFIG_TESTING_OPTIONS */
4171
4172
4173 static int wpa_supplicant_ctrl_iface_roam(struct wpa_supplicant *wpa_s,
4174 char *addr)
4175 {
4176 #ifdef CONFIG_NO_SCAN_PROCESSING
4177 return -1;
4178 #else /* CONFIG_NO_SCAN_PROCESSING */
4179 u8 bssid[ETH_ALEN];
4180 struct wpa_bss *bss;
4181 struct wpa_ssid *ssid = wpa_s->current_ssid;
4182
4183 if (hwaddr_aton(addr, bssid)) {
4184 wpa_printf(MSG_DEBUG, "CTRL_IFACE ROAM: invalid "
4185 "address '%s'", addr);
4186 return -1;
4187 }
4188
4189 wpa_printf(MSG_DEBUG, "CTRL_IFACE ROAM " MACSTR, MAC2STR(bssid));
4190
4191 if (!ssid) {
4192 wpa_printf(MSG_DEBUG, "CTRL_IFACE ROAM: No network "
4193 "configuration known for the target AP");
4194 return -1;
4195 }
4196
4197 bss = wpa_bss_get(wpa_s, bssid, ssid->ssid, ssid->ssid_len);
4198 if (!bss) {
4199 wpa_printf(MSG_DEBUG, "CTRL_IFACE ROAM: Target AP not found "
4200 "from BSS table");
4201 return -1;
4202 }
4203
4204 /*
4205 * TODO: Find best network configuration block from configuration to
4206 * allow roaming to other networks
4207 */
4208
4209 wpa_s->reassociate = 1;
4210 wpa_supplicant_connect(wpa_s, bss, ssid);
4211
4212 return 0;
4213 #endif /* CONFIG_NO_SCAN_PROCESSING */
4214 }
4215
4216
4217 #ifdef CONFIG_P2P
4218 static int p2p_ctrl_find(struct wpa_supplicant *wpa_s, char *cmd)
4219 {
4220 unsigned int timeout = atoi(cmd);
4221 enum p2p_discovery_type type = P2P_FIND_START_WITH_FULL;
4222 u8 dev_id[ETH_ALEN], *_dev_id = NULL;
4223 u8 dev_type[WPS_DEV_TYPE_LEN], *_dev_type = NULL;
4224 char *pos;
4225 unsigned int search_delay;
4226
4227 if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED) {
4228 wpa_dbg(wpa_s, MSG_INFO,
4229 "Reject P2P_FIND since interface is disabled");
4230 return -1;
4231 }
4232 if (os_strstr(cmd, "type=social"))
4233 type = P2P_FIND_ONLY_SOCIAL;
4234 else if (os_strstr(cmd, "type=progressive"))
4235 type = P2P_FIND_PROGRESSIVE;
4236
4237 pos = os_strstr(cmd, "dev_id=");
4238 if (pos) {
4239 pos += 7;
4240 if (hwaddr_aton(pos, dev_id))
4241 return -1;
4242 _dev_id = dev_id;
4243 }
4244
4245 pos = os_strstr(cmd, "dev_type=");
4246 if (pos) {
4247 pos += 9;
4248 if (wps_dev_type_str2bin(pos, dev_type) < 0)
4249 return -1;
4250 _dev_type = dev_type;
4251 }
4252
4253 pos = os_strstr(cmd, "delay=");
4254 if (pos) {
4255 pos += 6;
4256 search_delay = atoi(pos);
4257 } else
4258 search_delay = wpas_p2p_search_delay(wpa_s);
4259
4260 return wpas_p2p_find(wpa_s, timeout, type, _dev_type != NULL, _dev_type,
4261 _dev_id, search_delay);
4262 }
4263
4264
4265 static int p2p_ctrl_connect(struct wpa_supplicant *wpa_s, char *cmd,
4266 char *buf, size_t buflen)
4267 {
4268 u8 addr[ETH_ALEN];
4269 char *pos, *pos2;
4270 char *pin = NULL;
4271 enum p2p_wps_method wps_method;
4272 int new_pin;
4273 int ret;
4274 int persistent_group, persistent_id = -1;
4275 int join;
4276 int auth;
4277 int automatic;
4278 int go_intent = -1;
4279 int freq = 0;
4280 int pd;
4281 int ht40, vht;
4282
4283 /* <addr> <"pbc" | "pin" | PIN> [label|display|keypad]
4284 * [persistent|persistent=<network id>]
4285 * [join] [auth] [go_intent=<0..15>] [freq=<in MHz>] [provdisc]
4286 * [ht40] [vht] */
4287
4288 if (hwaddr_aton(cmd, addr))
4289 return -1;
4290
4291 pos = cmd + 17;
4292 if (*pos != ' ')
4293 return -1;
4294 pos++;
4295
4296 persistent_group = os_strstr(pos, " persistent") != NULL;
4297 pos2 = os_strstr(pos, " persistent=");
4298 if (pos2) {
4299 struct wpa_ssid *ssid;
4300 persistent_id = atoi(pos2 + 12);
4301 ssid = wpa_config_get_network(wpa_s->conf, persistent_id);
4302 if (ssid == NULL || ssid->disabled != 2 ||
4303 ssid->mode != WPAS_MODE_P2P_GO) {
4304 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
4305 "SSID id=%d for persistent P2P group (GO)",
4306 persistent_id);
4307 return -1;
4308 }
4309 }
4310 join = os_strstr(pos, " join") != NULL;
4311 auth = os_strstr(pos, " auth") != NULL;
4312 automatic = os_strstr(pos, " auto") != NULL;
4313 pd = os_strstr(pos, " provdisc") != NULL;
4314 vht = (os_strstr(cmd, " vht") != NULL) || wpa_s->conf->p2p_go_vht;
4315 ht40 = (os_strstr(cmd, " ht40") != NULL) || wpa_s->conf->p2p_go_ht40 ||
4316 vht;
4317
4318 pos2 = os_strstr(pos, " go_intent=");
4319 if (pos2) {
4320 pos2 += 11;
4321 go_intent = atoi(pos2);
4322 if (go_intent < 0 || go_intent > 15)
4323 return -1;
4324 }
4325
4326 pos2 = os_strstr(pos, " freq=");
4327 if (pos2) {
4328 pos2 += 6;
4329 freq = atoi(pos2);
4330 if (freq <= 0)
4331 return -1;
4332 }
4333
4334 if (os_strncmp(pos, "pin", 3) == 0) {
4335 /* Request random PIN (to be displayed) and enable the PIN */
4336 wps_method = WPS_PIN_DISPLAY;
4337 } else if (os_strncmp(pos, "pbc", 3) == 0) {
4338 wps_method = WPS_PBC;
4339 } else {
4340 pin = pos;
4341 pos = os_strchr(pin, ' ');
4342 wps_method = WPS_PIN_KEYPAD;
4343 if (pos) {
4344 *pos++ = '\0';
4345 if (os_strncmp(pos, "display", 7) == 0)
4346 wps_method = WPS_PIN_DISPLAY;
4347 }
4348 if (!wps_pin_str_valid(pin)) {
4349 os_memcpy(buf, "FAIL-INVALID-PIN\n", 17);
4350 return 17;
4351 }
4352 }
4353
4354 new_pin = wpas_p2p_connect(wpa_s, addr, pin, wps_method,
4355 persistent_group, automatic, join,
4356 auth, go_intent, freq, persistent_id, pd,
4357 ht40, vht);
4358 if (new_pin == -2) {
4359 os_memcpy(buf, "FAIL-CHANNEL-UNAVAILABLE\n", 25);
4360 return 25;
4361 }
4362 if (new_pin == -3) {
4363 os_memcpy(buf, "FAIL-CHANNEL-UNSUPPORTED\n", 25);
4364 return 25;
4365 }
4366 if (new_pin < 0)
4367 return -1;
4368 if (wps_method == WPS_PIN_DISPLAY && pin == NULL) {
4369 ret = os_snprintf(buf, buflen, "%08d", new_pin);
4370 if (os_snprintf_error(buflen, ret))
4371 return -1;
4372 return ret;
4373 }
4374
4375 os_memcpy(buf, "OK\n", 3);
4376 return 3;
4377 }
4378
4379
4380 static int p2p_ctrl_listen(struct wpa_supplicant *wpa_s, char *cmd)
4381 {
4382 unsigned int timeout = atoi(cmd);
4383 if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED) {
4384 wpa_dbg(wpa_s, MSG_INFO,
4385 "Reject P2P_LISTEN since interface is disabled");
4386 return -1;
4387 }
4388 return wpas_p2p_listen(wpa_s, timeout);
4389 }
4390
4391
4392 static int p2p_ctrl_prov_disc(struct wpa_supplicant *wpa_s, char *cmd)
4393 {
4394 u8 addr[ETH_ALEN];
4395 char *pos;
4396 enum wpas_p2p_prov_disc_use use = WPAS_P2P_PD_FOR_GO_NEG;
4397
4398 /* <addr> <config method> [join|auto] */
4399
4400 if (hwaddr_aton(cmd, addr))
4401 return -1;
4402
4403 pos = cmd + 17;
4404 if (*pos != ' ')
4405 return -1;
4406 pos++;
4407
4408 if (os_strstr(pos, " join") != NULL)
4409 use = WPAS_P2P_PD_FOR_JOIN;
4410 else if (os_strstr(pos, " auto") != NULL)
4411 use = WPAS_P2P_PD_AUTO;
4412
4413 return wpas_p2p_prov_disc(wpa_s, addr, pos, use);
4414 }
4415
4416
4417 static int p2p_get_passphrase(struct wpa_supplicant *wpa_s, char *buf,
4418 size_t buflen)
4419 {
4420 struct wpa_ssid *ssid = wpa_s->current_ssid;
4421
4422 if (ssid == NULL || ssid->mode != WPAS_MODE_P2P_GO ||
4423 ssid->passphrase == NULL)
4424 return -1;
4425
4426 os_strlcpy(buf, ssid->passphrase, buflen);
4427 return os_strlen(buf);
4428 }
4429
4430
4431 static int p2p_ctrl_serv_disc_req(struct wpa_supplicant *wpa_s, char *cmd,
4432 char *buf, size_t buflen)
4433 {
4434 u64 ref;
4435 int res;
4436 u8 dst_buf[ETH_ALEN], *dst;
4437 struct wpabuf *tlvs;
4438 char *pos;
4439 size_t len;
4440
4441 if (hwaddr_aton(cmd, dst_buf))
4442 return -1;
4443 dst = dst_buf;
4444 if (dst[0] == 0 && dst[1] == 0 && dst[2] == 0 &&
4445 dst[3] == 0 && dst[4] == 0 && dst[5] == 0)
4446 dst = NULL;
4447 pos = cmd + 17;
4448 if (*pos != ' ')
4449 return -1;
4450 pos++;
4451
4452 if (os_strncmp(pos, "upnp ", 5) == 0) {
4453 u8 version;
4454 pos += 5;
4455 if (hexstr2bin(pos, &version, 1) < 0)
4456 return -1;
4457 pos += 2;
4458 if (*pos != ' ')
4459 return -1;
4460 pos++;
4461 ref = wpas_p2p_sd_request_upnp(wpa_s, dst, version, pos);
4462 #ifdef CONFIG_WIFI_DISPLAY
4463 } else if (os_strncmp(pos, "wifi-display ", 13) == 0) {
4464 ref = wpas_p2p_sd_request_wifi_display(wpa_s, dst, pos + 13);
4465 #endif /* CONFIG_WIFI_DISPLAY */
4466 } else {
4467 len = os_strlen(pos);
4468 if (len & 1)
4469 return -1;
4470 len /= 2;
4471 tlvs = wpabuf_alloc(len);
4472 if (tlvs == NULL)
4473 return -1;
4474 if (hexstr2bin(pos, wpabuf_put(tlvs, len), len) < 0) {
4475 wpabuf_free(tlvs);
4476 return -1;
4477 }
4478
4479 ref = wpas_p2p_sd_request(wpa_s, dst, tlvs);
4480 wpabuf_free(tlvs);
4481 }
4482 if (ref == 0)
4483 return -1;
4484 res = os_snprintf(buf, buflen, "%llx", (long long unsigned) ref);
4485 if (os_snprintf_error(buflen, res))
4486 return -1;
4487 return res;
4488 }
4489
4490
4491 static int p2p_ctrl_serv_disc_cancel_req(struct wpa_supplicant *wpa_s,
4492 char *cmd)
4493 {
4494 long long unsigned val;
4495 u64 req;
4496 if (sscanf(cmd, "%llx", &val) != 1)
4497 return -1;
4498 req = val;
4499 return wpas_p2p_sd_cancel_request(wpa_s, req);
4500 }
4501
4502
4503 static int p2p_ctrl_serv_disc_resp(struct wpa_supplicant *wpa_s, char *cmd)
4504 {
4505 int freq;
4506 u8 dst[ETH_ALEN];
4507 u8 dialog_token;
4508 struct wpabuf *resp_tlvs;
4509 char *pos, *pos2;
4510 size_t len;
4511
4512 pos = os_strchr(cmd, ' ');
4513 if (pos == NULL)
4514 return -1;
4515 *pos++ = '\0';
4516 freq = atoi(cmd);
4517 if (freq == 0)
4518 return -1;
4519
4520 if (hwaddr_aton(pos, dst))
4521 return -1;
4522 pos += 17;
4523 if (*pos != ' ')
4524 return -1;
4525 pos++;
4526
4527 pos2 = os_strchr(pos, ' ');
4528 if (pos2 == NULL)
4529 return -1;
4530 *pos2++ = '\0';
4531 dialog_token = atoi(pos);
4532
4533 len = os_strlen(pos2);
4534 if (len & 1)
4535 return -1;
4536 len /= 2;
4537 resp_tlvs = wpabuf_alloc(len);
4538 if (resp_tlvs == NULL)
4539 return -1;
4540 if (hexstr2bin(pos2, wpabuf_put(resp_tlvs, len), len) < 0) {
4541 wpabuf_free(resp_tlvs);
4542 return -1;
4543 }
4544
4545 wpas_p2p_sd_response(wpa_s, freq, dst, dialog_token, resp_tlvs);
4546 wpabuf_free(resp_tlvs);
4547 return 0;
4548 }
4549
4550
4551 static int p2p_ctrl_serv_disc_external(struct wpa_supplicant *wpa_s,
4552 char *cmd)
4553 {
4554 if (os_strcmp(cmd, "0") && os_strcmp(cmd, "1"))
4555 return -1;
4556 wpa_s->p2p_sd_over_ctrl_iface = atoi(cmd);
4557 return 0;
4558 }
4559
4560
4561 static int p2p_ctrl_service_add_bonjour(struct wpa_supplicant *wpa_s,
4562 char *cmd)
4563 {
4564 char *pos;
4565 size_t len;
4566 struct wpabuf *query, *resp;
4567
4568 pos = os_strchr(cmd, ' ');
4569 if (pos == NULL)
4570 return -1;
4571 *pos++ = '\0';
4572
4573 len = os_strlen(cmd);
4574 if (len & 1)
4575 return -1;
4576 len /= 2;
4577 query = wpabuf_alloc(len);
4578 if (query == NULL)
4579 return -1;
4580 if (hexstr2bin(cmd, wpabuf_put(query, len), len) < 0) {
4581 wpabuf_free(query);
4582 return -1;
4583 }
4584
4585 len = os_strlen(pos);
4586 if (len & 1) {
4587 wpabuf_free(query);
4588 return -1;
4589 }
4590 len /= 2;
4591 resp = wpabuf_alloc(len);
4592 if (resp == NULL) {
4593 wpabuf_free(query);
4594 return -1;
4595 }
4596 if (hexstr2bin(pos, wpabuf_put(resp, len), len) < 0) {
4597 wpabuf_free(query);
4598 wpabuf_free(resp);
4599 return -1;
4600 }
4601
4602 if (wpas_p2p_service_add_bonjour(wpa_s, query, resp) < 0) {
4603 wpabuf_free(query);
4604 wpabuf_free(resp);
4605 return -1;
4606 }
4607 return 0;
4608 }
4609
4610
4611 static int p2p_ctrl_service_add_upnp(struct wpa_supplicant *wpa_s, char *cmd)
4612 {
4613 char *pos;
4614 u8 version;
4615
4616 pos = os_strchr(cmd, ' ');
4617 if (pos == NULL)
4618 return -1;
4619 *pos++ = '\0';
4620
4621 if (hexstr2bin(cmd, &version, 1) < 0)
4622 return -1;
4623
4624 return wpas_p2p_service_add_upnp(wpa_s, version, pos);
4625 }
4626
4627
4628 static int p2p_ctrl_service_add(struct wpa_supplicant *wpa_s, char *cmd)
4629 {
4630 char *pos;
4631
4632 pos = os_strchr(cmd, ' ');
4633 if (pos == NULL)
4634 return -1;
4635 *pos++ = '\0';
4636
4637 if (os_strcmp(cmd, "bonjour") == 0)
4638 return p2p_ctrl_service_add_bonjour(wpa_s, pos);
4639 if (os_strcmp(cmd, "upnp") == 0)
4640 return p2p_ctrl_service_add_upnp(wpa_s, pos);
4641 wpa_printf(MSG_DEBUG, "Unknown service '%s'", cmd);
4642 return -1;
4643 }
4644
4645
4646 static int p2p_ctrl_service_del_bonjour(struct wpa_supplicant *wpa_s,
4647 char *cmd)
4648 {
4649 size_t len;
4650 struct wpabuf *query;
4651 int ret;
4652
4653 len = os_strlen(cmd);
4654 if (len & 1)
4655 return -1;
4656 len /= 2;
4657 query = wpabuf_alloc(len);
4658 if (query == NULL)
4659 return -1;
4660 if (hexstr2bin(cmd, wpabuf_put(query, len), len) < 0) {
4661 wpabuf_free(query);
4662 return -1;
4663 }
4664
4665 ret = wpas_p2p_service_del_bonjour(wpa_s, query);
4666 wpabuf_free(query);
4667 return ret;
4668 }
4669
4670
4671 static int p2p_ctrl_service_del_upnp(struct wpa_supplicant *wpa_s, char *cmd)
4672 {
4673 char *pos;
4674 u8 version;
4675
4676 pos = os_strchr(cmd, ' ');
4677 if (pos == NULL)
4678 return -1;
4679 *pos++ = '\0';
4680
4681 if (hexstr2bin(cmd, &version, 1) < 0)
4682 return -1;
4683
4684 return wpas_p2p_service_del_upnp(wpa_s, version, pos);
4685 }
4686
4687
4688 static int p2p_ctrl_service_del(struct wpa_supplicant *wpa_s, char *cmd)
4689 {
4690 char *pos;
4691
4692 pos = os_strchr(cmd, ' ');
4693 if (pos == NULL)
4694 return -1;
4695 *pos++ = '\0';
4696
4697 if (os_strcmp(cmd, "bonjour") == 0)
4698 return p2p_ctrl_service_del_bonjour(wpa_s, pos);
4699 if (os_strcmp(cmd, "upnp") == 0)
4700 return p2p_ctrl_service_del_upnp(wpa_s, pos);
4701 wpa_printf(MSG_DEBUG, "Unknown service '%s'", cmd);
4702 return -1;
4703 }
4704
4705
4706 static int p2p_ctrl_reject(struct wpa_supplicant *wpa_s, char *cmd)
4707 {
4708 u8 addr[ETH_ALEN];
4709
4710 /* <addr> */
4711
4712 if (hwaddr_aton(cmd, addr))
4713 return -1;
4714
4715 return wpas_p2p_reject(wpa_s, addr);
4716 }
4717
4718
4719 static int p2p_ctrl_invite_persistent(struct wpa_supplicant *wpa_s, char *cmd)
4720 {
4721 char *pos;
4722 int id;
4723 struct wpa_ssid *ssid;
4724 u8 *_peer = NULL, peer[ETH_ALEN];
4725 int freq = 0, pref_freq = 0;
4726 int ht40, vht;
4727
4728 id = atoi(cmd);
4729 pos = os_strstr(cmd, " peer=");
4730 if (pos) {
4731 pos += 6;
4732 if (hwaddr_aton(pos, peer))
4733 return -1;
4734 _peer = peer;
4735 }
4736 ssid = wpa_config_get_network(wpa_s->conf, id);
4737 if (ssid == NULL || ssid->disabled != 2) {
4738 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find SSID id=%d "
4739 "for persistent P2P group",
4740 id);
4741 return -1;
4742 }
4743
4744 pos = os_strstr(cmd, " freq=");
4745 if (pos) {
4746 pos += 6;
4747 freq = atoi(pos);
4748 if (freq <= 0)
4749 return -1;
4750 }
4751
4752 pos = os_strstr(cmd, " pref=");
4753 if (pos) {
4754 pos += 6;
4755 pref_freq = atoi(pos);
4756 if (pref_freq <= 0)
4757 return -1;
4758 }
4759
4760 vht = (os_strstr(cmd, " vht") != NULL) || wpa_s->conf->p2p_go_vht;
4761 ht40 = (os_strstr(cmd, " ht40") != NULL) || wpa_s->conf->p2p_go_ht40 ||
4762 vht;
4763
4764 return wpas_p2p_invite(wpa_s, _peer, ssid, NULL, freq, ht40, vht,
4765 pref_freq);
4766 }
4767
4768
4769 static int p2p_ctrl_invite_group(struct wpa_supplicant *wpa_s, char *cmd)
4770 {
4771 char *pos;
4772 u8 peer[ETH_ALEN], go_dev_addr[ETH_ALEN], *go_dev = NULL;
4773
4774 pos = os_strstr(cmd, " peer=");
4775 if (!pos)
4776 return -1;
4777
4778 *pos = '\0';
4779 pos += 6;
4780 if (hwaddr_aton(pos, peer)) {
4781 wpa_printf(MSG_DEBUG, "P2P: Invalid MAC address '%s'", pos);
4782 return -1;
4783 }
4784
4785 pos = os_strstr(pos, " go_dev_addr=");
4786 if (pos) {
4787 pos += 13;
4788 if (hwaddr_aton(pos, go_dev_addr)) {
4789 wpa_printf(MSG_DEBUG, "P2P: Invalid MAC address '%s'",
4790 pos);
4791 return -1;
4792 }
4793 go_dev = go_dev_addr;
4794 }
4795
4796 return wpas_p2p_invite_group(wpa_s, cmd, peer, go_dev);
4797 }
4798
4799
4800 static int p2p_ctrl_invite(struct wpa_supplicant *wpa_s, char *cmd)
4801 {
4802 if (os_strncmp(cmd, "persistent=", 11) == 0)
4803 return p2p_ctrl_invite_persistent(wpa_s, cmd + 11);
4804 if (os_strncmp(cmd, "group=", 6) == 0)
4805 return p2p_ctrl_invite_group(wpa_s, cmd + 6);
4806
4807 return -1;
4808 }
4809
4810
4811 static int p2p_ctrl_group_add_persistent(struct wpa_supplicant *wpa_s,
4812 char *cmd, int freq, int ht40,
4813 int vht)
4814 {
4815 int id;
4816 struct wpa_ssid *ssid;
4817
4818 id = atoi(cmd);
4819 ssid = wpa_config_get_network(wpa_s->conf, id);
4820 if (ssid == NULL || ssid->disabled != 2) {
4821 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find SSID id=%d "
4822 "for persistent P2P group",
4823 id);
4824 return -1;
4825 }
4826
4827 return wpas_p2p_group_add_persistent(wpa_s, ssid, 0, freq, 0, ht40, vht,
4828 NULL, 0);
4829 }
4830
4831
4832 static int p2p_ctrl_group_add(struct wpa_supplicant *wpa_s, char *cmd)
4833 {
4834 int freq = 0, ht40, vht;
4835 char *pos;
4836
4837 pos = os_strstr(cmd, "freq=");
4838 if (pos)
4839 freq = atoi(pos + 5);
4840
4841 vht = (os_strstr(cmd, "vht") != NULL) || wpa_s->conf->p2p_go_vht;
4842 ht40 = (os_strstr(cmd, "ht40") != NULL) || wpa_s->conf->p2p_go_ht40 ||
4843 vht;
4844
4845 if (os_strncmp(cmd, "persistent=", 11) == 0)
4846 return p2p_ctrl_group_add_persistent(wpa_s, cmd + 11, freq,
4847 ht40, vht);
4848 if (os_strcmp(cmd, "persistent") == 0 ||
4849 os_strncmp(cmd, "persistent ", 11) == 0)
4850 return wpas_p2p_group_add(wpa_s, 1, freq, ht40, vht);
4851 if (os_strncmp(cmd, "freq=", 5) == 0)
4852 return wpas_p2p_group_add(wpa_s, 0, freq, ht40, vht);
4853 if (ht40)
4854 return wpas_p2p_group_add(wpa_s, 0, freq, ht40, vht);
4855
4856 wpa_printf(MSG_DEBUG, "CTRL: Invalid P2P_GROUP_ADD parameters '%s'",
4857 cmd);
4858 return -1;
4859 }
4860
4861
4862 static int p2p_ctrl_peer(struct wpa_supplicant *wpa_s, char *cmd,
4863 char *buf, size_t buflen)
4864 {
4865 u8 addr[ETH_ALEN], *addr_ptr;
4866 int next, res;
4867 const struct p2p_peer_info *info;
4868 char *pos, *end;
4869 char devtype[WPS_DEV_TYPE_BUFSIZE];
4870 struct wpa_ssid *ssid;
4871 size_t i;
4872
4873 if (!wpa_s->global->p2p)
4874 return -1;
4875
4876 if (os_strcmp(cmd, "FIRST") == 0) {
4877 addr_ptr = NULL;
4878 next = 0;
4879 } else if (os_strncmp(cmd, "NEXT-", 5) == 0) {
4880 if (hwaddr_aton(cmd + 5, addr) < 0)
4881 return -1;
4882 addr_ptr = addr;
4883 next = 1;
4884 } else {
4885 if (hwaddr_aton(cmd, addr) < 0)
4886 return -1;
4887 addr_ptr = addr;
4888 next = 0;
4889 }
4890
4891 info = p2p_get_peer_info(wpa_s->global->p2p, addr_ptr, next);
4892 if (info == NULL)
4893 return -1;
4894
4895 pos = buf;
4896 end = buf + buflen;
4897
4898 res = os_snprintf(pos, end - pos, MACSTR "\n"
4899 "pri_dev_type=%s\n"
4900 "device_name=%s\n"
4901 "manufacturer=%s\n"
4902 "model_name=%s\n"
4903 "model_number=%s\n"
4904 "serial_number=%s\n"
4905 "config_methods=0x%x\n"
4906 "dev_capab=0x%x\n"
4907 "group_capab=0x%x\n"
4908 "level=%d\n",
4909 MAC2STR(info->p2p_device_addr),
4910 wps_dev_type_bin2str(info->pri_dev_type,
4911 devtype, sizeof(devtype)),
4912 info->device_name,
4913 info->manufacturer,
4914 info->model_name,
4915 info->model_number,
4916 info->serial_number,
4917 info->config_methods,
4918 info->dev_capab,
4919 info->group_capab,
4920 info->level);
4921 if (os_snprintf_error(end - pos, res))
4922 return pos - buf;
4923 pos += res;
4924
4925 for (i = 0; i < info->wps_sec_dev_type_list_len / WPS_DEV_TYPE_LEN; i++)
4926 {
4927 const u8 *t;
4928 t = &info->wps_sec_dev_type_list[i * WPS_DEV_TYPE_LEN];
4929 res = os_snprintf(pos, end - pos, "sec_dev_type=%s\n",
4930 wps_dev_type_bin2str(t, devtype,
4931 sizeof(devtype)));
4932 if (os_snprintf_error(end - pos, res))
4933 return pos - buf;
4934 pos += res;
4935 }
4936
4937 ssid = wpas_p2p_get_persistent(wpa_s, info->p2p_device_addr, NULL, 0);
4938 if (ssid) {
4939 res = os_snprintf(pos, end - pos, "persistent=%d\n", ssid->id);
4940 if (os_snprintf_error(end - pos, res))
4941 return pos - buf;
4942 pos += res;
4943 }
4944
4945 res = p2p_get_peer_info_txt(info, pos, end - pos);
4946 if (res < 0)
4947 return pos - buf;
4948 pos += res;
4949
4950 if (info->vendor_elems) {
4951 res = os_snprintf(pos, end - pos, "vendor_elems=");
4952 if (os_snprintf_error(end - pos, res))
4953 return pos - buf;
4954 pos += res;
4955
4956 pos += wpa_snprintf_hex(pos, end - pos,
4957 wpabuf_head(info->vendor_elems),
4958 wpabuf_len(info->vendor_elems));
4959
4960 res = os_snprintf(pos, end - pos, "\n");
4961 if (os_snprintf_error(end - pos, res))
4962 return pos - buf;
4963 pos += res;
4964 }
4965
4966 return pos - buf;
4967 }
4968
4969
4970 static int p2p_ctrl_disallow_freq(struct wpa_supplicant *wpa_s,
4971 const char *param)
4972 {
4973 unsigned int i;
4974
4975 if (wpa_s->global->p2p == NULL)
4976 return -1;
4977
4978 if (freq_range_list_parse(&wpa_s->global->p2p_disallow_freq, param) < 0)
4979 return -1;
4980
4981 for (i = 0; i < wpa_s->global->p2p_disallow_freq.num; i++) {
4982 struct wpa_freq_range *freq;
4983 freq = &wpa_s->global->p2p_disallow_freq.range[i];
4984 wpa_printf(MSG_DEBUG, "P2P: Disallowed frequency range %u-%u",
4985 freq->min, freq->max);
4986 }
4987
4988 wpas_p2p_update_channel_list(wpa_s);
4989 return 0;
4990 }
4991
4992
4993 static int p2p_ctrl_set(struct wpa_supplicant *wpa_s, char *cmd)
4994 {
4995 char *param;
4996
4997 if (wpa_s->global->p2p == NULL)
4998 return -1;
4999
5000 param = os_strchr(cmd, ' ');
5001 if (param == NULL)
5002 return -1;
5003 *param++ = '\0';
5004
5005 if (os_strcmp(cmd, "discoverability") == 0) {
5006 p2p_set_client_discoverability(wpa_s->global->p2p,
5007 atoi(param));
5008 return 0;
5009 }
5010
5011 if (os_strcmp(cmd, "managed") == 0) {
5012 p2p_set_managed_oper(wpa_s->global->p2p, atoi(param));
5013 return 0;
5014 }
5015
5016 if (os_strcmp(cmd, "listen_channel") == 0) {
5017 return p2p_set_listen_channel(wpa_s->global->p2p, 81,
5018 atoi(param), 1);
5019 }
5020
5021 if (os_strcmp(cmd, "ssid_postfix") == 0) {
5022 return p2p_set_ssid_postfix(wpa_s->global->p2p, (u8 *) param,
5023 os_strlen(param));
5024 }
5025
5026 if (os_strcmp(cmd, "noa") == 0) {
5027 char *pos;
5028 int count, start, duration;
5029 /* GO NoA parameters: count,start_offset(ms),duration(ms) */
5030 count = atoi(param);
5031 pos = os_strchr(param, ',');
5032 if (pos == NULL)
5033 return -1;
5034 pos++;
5035 start = atoi(pos);
5036 pos = os_strchr(pos, ',');
5037 if (pos == NULL)
5038 return -1;
5039 pos++;
5040 duration = atoi(pos);
5041 if (count < 0 || count > 255 || start < 0 || duration < 0)
5042 return -1;
5043 if (count == 0 && duration > 0)
5044 return -1;
5045 wpa_printf(MSG_DEBUG, "CTRL_IFACE: P2P_SET GO NoA: count=%d "
5046 "start=%d duration=%d", count, start, duration);
5047 return wpas_p2p_set_noa(wpa_s, count, start, duration);
5048 }
5049
5050 if (os_strcmp(cmd, "ps") == 0)
5051 return wpa_drv_set_p2p_powersave(wpa_s, atoi(param), -1, -1);
5052
5053 if (os_strcmp(cmd, "oppps") == 0)
5054 return wpa_drv_set_p2p_powersave(wpa_s, -1, atoi(param), -1);
5055
5056 if (os_strcmp(cmd, "ctwindow") == 0)
5057 return wpa_drv_set_p2p_powersave(wpa_s, -1, -1, atoi(param));
5058
5059 if (os_strcmp(cmd, "disabled") == 0) {
5060 wpa_s->global->p2p_disabled = atoi(param);
5061 wpa_printf(MSG_DEBUG, "P2P functionality %s",
5062 wpa_s->global->p2p_disabled ?
5063 "disabled" : "enabled");
5064 if (wpa_s->global->p2p_disabled) {
5065 wpas_p2p_stop_find(wpa_s);
5066 os_memset(wpa_s->p2p_auth_invite, 0, ETH_ALEN);
5067 p2p_flush(wpa_s->global->p2p);
5068 }
5069 return 0;
5070 }
5071
5072 if (os_strcmp(cmd, "conc_pref") == 0) {
5073 if (os_strcmp(param, "sta") == 0)
5074 wpa_s->global->conc_pref = WPA_CONC_PREF_STA;
5075 else if (os_strcmp(param, "p2p") == 0)
5076 wpa_s->global->conc_pref = WPA_CONC_PREF_P2P;
5077 else {
5078 wpa_printf(MSG_INFO, "Invalid conc_pref value");
5079 return -1;
5080 }
5081 wpa_printf(MSG_DEBUG, "Single channel concurrency preference: "
5082 "%s", param);
5083 return 0;
5084 }
5085
5086 if (os_strcmp(cmd, "force_long_sd") == 0) {
5087 wpa_s->force_long_sd = atoi(param);
5088 return 0;
5089 }
5090
5091 if (os_strcmp(cmd, "peer_filter") == 0) {
5092 u8 addr[ETH_ALEN];
5093 if (hwaddr_aton(param, addr))
5094 return -1;
5095 p2p_set_peer_filter(wpa_s->global->p2p, addr);
5096 return 0;
5097 }
5098
5099 if (os_strcmp(cmd, "cross_connect") == 0)
5100 return wpas_p2p_set_cross_connect(wpa_s, atoi(param));
5101
5102 if (os_strcmp(cmd, "go_apsd") == 0) {
5103 if (os_strcmp(param, "disable") == 0)
5104 wpa_s->set_ap_uapsd = 0;
5105 else {
5106 wpa_s->set_ap_uapsd = 1;
5107 wpa_s->ap_uapsd = atoi(param);
5108 }
5109 return 0;
5110 }
5111
5112 if (os_strcmp(cmd, "client_apsd") == 0) {
5113 if (os_strcmp(param, "disable") == 0)
5114 wpa_s->set_sta_uapsd = 0;
5115 else {
5116 int be, bk, vi, vo;
5117 char *pos;
5118 /* format: BE,BK,VI,VO;max SP Length */
5119 be = atoi(param);
5120 pos = os_strchr(param, ',');
5121 if (pos == NULL)
5122 return -1;
5123 pos++;
5124 bk = atoi(pos);
5125 pos = os_strchr(pos, ',');
5126 if (pos == NULL)
5127 return -1;
5128 pos++;
5129 vi = atoi(pos);
5130 pos = os_strchr(pos, ',');
5131 if (pos == NULL)
5132 return -1;
5133 pos++;
5134 vo = atoi(pos);
5135 /* ignore max SP Length for now */
5136
5137 wpa_s->set_sta_uapsd = 1;
5138 wpa_s->sta_uapsd = 0;
5139 if (be)
5140 wpa_s->sta_uapsd |= BIT(0);
5141 if (bk)
5142 wpa_s->sta_uapsd |= BIT(1);
5143 if (vi)
5144 wpa_s->sta_uapsd |= BIT(2);
5145 if (vo)
5146 wpa_s->sta_uapsd |= BIT(3);
5147 }
5148 return 0;
5149 }
5150
5151 if (os_strcmp(cmd, "disallow_freq") == 0)
5152 return p2p_ctrl_disallow_freq(wpa_s, param);
5153
5154 if (os_strcmp(cmd, "disc_int") == 0) {
5155 int min_disc_int, max_disc_int, max_disc_tu;
5156 char *pos;
5157
5158 pos = param;
5159
5160 min_disc_int = atoi(pos);
5161 pos = os_strchr(pos, ' ');
5162 if (pos == NULL)
5163 return -1;
5164 *pos++ = '\0';
5165
5166 max_disc_int = atoi(pos);
5167 pos = os_strchr(pos, ' ');
5168 if (pos == NULL)
5169 return -1;
5170 *pos++ = '\0';
5171
5172 max_disc_tu = atoi(pos);
5173
5174 return p2p_set_disc_int(wpa_s->global->p2p, min_disc_int,
5175 max_disc_int, max_disc_tu);
5176 }
5177
5178 if (os_strcmp(cmd, "per_sta_psk") == 0) {
5179 wpa_s->global->p2p_per_sta_psk = !!atoi(param);
5180 return 0;
5181 }
5182
5183 #ifdef CONFIG_WPS_NFC
5184 if (os_strcmp(cmd, "nfc_tag") == 0)
5185 return wpas_p2p_nfc_tag_enabled(wpa_s, !!atoi(param));
5186 #endif /* CONFIG_WPS_NFC */
5187
5188 if (os_strcmp(cmd, "disable_ip_addr_req") == 0) {
5189 wpa_s->p2p_disable_ip_addr_req = !!atoi(param);
5190 return 0;
5191 }
5192
5193 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Unknown P2P_SET field value '%s'",
5194 cmd);
5195
5196 return -1;
5197 }
5198
5199
5200 static void p2p_ctrl_flush(struct wpa_supplicant *wpa_s)
5201 {
5202 os_memset(wpa_s->p2p_auth_invite, 0, ETH_ALEN);
5203 wpa_s->force_long_sd = 0;
5204 wpas_p2p_stop_find(wpa_s);
5205 if (wpa_s->global->p2p)
5206 p2p_flush(wpa_s->global->p2p);
5207 }
5208
5209
5210 static int p2p_ctrl_presence_req(struct wpa_supplicant *wpa_s, char *cmd)
5211 {
5212 char *pos, *pos2;
5213 unsigned int dur1 = 0, int1 = 0, dur2 = 0, int2 = 0;
5214
5215 if (cmd[0]) {
5216 pos = os_strchr(cmd, ' ');
5217 if (pos == NULL)
5218 return -1;
5219 *pos++ = '\0';
5220 dur1 = atoi(cmd);
5221
5222 pos2 = os_strchr(pos, ' ');
5223 if (pos2)
5224 *pos2++ = '\0';
5225 int1 = atoi(pos);
5226 } else
5227 pos2 = NULL;
5228
5229 if (pos2) {
5230 pos = os_strchr(pos2, ' ');
5231 if (pos == NULL)
5232 return -1;
5233 *pos++ = '\0';
5234 dur2 = atoi(pos2);
5235 int2 = atoi(pos);
5236 }
5237
5238 return wpas_p2p_presence_req(wpa_s, dur1, int1, dur2, int2);
5239 }
5240
5241
5242 static int p2p_ctrl_ext_listen(struct wpa_supplicant *wpa_s, char *cmd)
5243 {
5244 char *pos;
5245 unsigned int period = 0, interval = 0;
5246
5247 if (cmd[0]) {
5248 pos = os_strchr(cmd, ' ');
5249 if (pos == NULL)
5250 return -1;
5251 *pos++ = '\0';
5252 period = atoi(cmd);
5253 interval = atoi(pos);
5254 }
5255
5256 return wpas_p2p_ext_listen(wpa_s, period, interval);
5257 }
5258
5259
5260 static int p2p_ctrl_remove_client(struct wpa_supplicant *wpa_s, const char *cmd)
5261 {
5262 const char *pos;
5263 u8 peer[ETH_ALEN];
5264 int iface_addr = 0;
5265
5266 pos = cmd;
5267 if (os_strncmp(pos, "iface=", 6) == 0) {
5268 iface_addr = 1;
5269 pos += 6;
5270 }
5271 if (hwaddr_aton(pos, peer))
5272 return -1;
5273
5274 wpas_p2p_remove_client(wpa_s, peer, iface_addr);
5275 return 0;
5276 }
5277
5278 #endif /* CONFIG_P2P */
5279
5280
5281 static int * freq_range_to_channel_list(struct wpa_supplicant *wpa_s, char *val)
5282 {
5283 struct wpa_freq_range_list ranges;
5284 int *freqs = NULL;
5285 struct hostapd_hw_modes *mode;
5286 u16 i;
5287
5288 if (wpa_s->hw.modes == NULL)
5289 return NULL;
5290
5291 os_memset(&ranges, 0, sizeof(ranges));
5292 if (freq_range_list_parse(&ranges, val) < 0)
5293 return NULL;
5294
5295 for (i = 0; i < wpa_s->hw.num_modes; i++) {
5296 int j;
5297
5298 mode = &wpa_s->hw.modes[i];
5299 for (j = 0; j < mode->num_channels; j++) {
5300 unsigned int freq;
5301
5302 if (mode->channels[j].flag & HOSTAPD_CHAN_DISABLED)
5303 continue;
5304
5305 freq = mode->channels[j].freq;
5306 if (!freq_range_list_includes(&ranges, freq))
5307 continue;
5308
5309 int_array_add_unique(&freqs, freq);
5310 }
5311 }
5312
5313 os_free(ranges.range);
5314 return freqs;
5315 }
5316
5317
5318 #ifdef CONFIG_INTERWORKING
5319
5320 static int ctrl_interworking_select(struct wpa_supplicant *wpa_s, char *param)
5321 {
5322 int auto_sel = 0;
5323 int *freqs = NULL;
5324
5325 if (param) {
5326 char *pos;
5327
5328 auto_sel = os_strstr(param, "auto") != NULL;
5329
5330 pos = os_strstr(param, "freq=");
5331 if (pos) {
5332 freqs = freq_range_to_channel_list(wpa_s, pos + 5);
5333 if (freqs == NULL)
5334 return -1;
5335 }
5336
5337 }
5338
5339 return interworking_select(wpa_s, auto_sel, freqs);
5340 }
5341
5342
5343 static int ctrl_interworking_connect(struct wpa_supplicant *wpa_s, char *dst)
5344 {
5345 u8 bssid[ETH_ALEN];
5346 struct wpa_bss *bss;
5347
5348 if (hwaddr_aton(dst, bssid)) {
5349 wpa_printf(MSG_DEBUG, "Invalid BSSID '%s'", dst);
5350 return -1;
5351 }
5352
5353 bss = wpa_bss_get_bssid(wpa_s, bssid);
5354 if (bss == NULL) {
5355 wpa_printf(MSG_DEBUG, "Could not find BSS " MACSTR,
5356 MAC2STR(bssid));
5357 return -1;
5358 }
5359
5360 return interworking_connect(wpa_s, bss);
5361 }
5362
5363
5364 static int get_anqp(struct wpa_supplicant *wpa_s, char *dst)
5365 {
5366 u8 dst_addr[ETH_ALEN];
5367 int used;
5368 char *pos;
5369 #define MAX_ANQP_INFO_ID 100
5370 u16 id[MAX_ANQP_INFO_ID];
5371 size_t num_id = 0;
5372 u32 subtypes = 0;
5373
5374 used = hwaddr_aton2(dst, dst_addr);
5375 if (used < 0)
5376 return -1;
5377 pos = dst + used;
5378 while (num_id < MAX_ANQP_INFO_ID) {
5379 if (os_strncmp(pos, "hs20:", 5) == 0) {
5380 #ifdef CONFIG_HS20
5381 int num = atoi(pos + 5);
5382 if (num <= 0 || num > 31)
5383 return -1;
5384 subtypes |= BIT(num);
5385 #else /* CONFIG_HS20 */
5386 return -1;
5387 #endif /* CONFIG_HS20 */
5388 } else {
5389 id[num_id] = atoi(pos);
5390 if (id[num_id])
5391 num_id++;
5392 }
5393 pos = os_strchr(pos + 1, ',');
5394 if (pos == NULL)
5395 break;
5396 pos++;
5397 }
5398
5399 if (num_id == 0)
5400 return -1;
5401
5402 return anqp_send_req(wpa_s, dst_addr, id, num_id, subtypes);
5403 }
5404
5405
5406 static int gas_request(struct wpa_supplicant *wpa_s, char *cmd)
5407 {
5408 u8 dst_addr[ETH_ALEN];
5409 struct wpabuf *advproto, *query = NULL;
5410 int used, ret = -1;
5411 char *pos, *end;
5412 size_t len;
5413
5414 used = hwaddr_aton2(cmd, dst_addr);
5415 if (used < 0)
5416 return -1;
5417
5418 pos = cmd + used;
5419 while (*pos == ' ')
5420 pos++;
5421
5422 /* Advertisement Protocol ID */
5423 end = os_strchr(pos, ' ');
5424 if (end)
5425 len = end - pos;
5426 else
5427 len = os_strlen(pos);
5428 if (len & 0x01)
5429 return -1;
5430 len /= 2;
5431 if (len == 0)
5432 return -1;
5433 advproto = wpabuf_alloc(len);
5434 if (advproto == NULL)
5435 return -1;
5436 if (hexstr2bin(pos, wpabuf_put(advproto, len), len) < 0)
5437 goto fail;
5438
5439 if (end) {
5440 /* Optional Query Request */
5441 pos = end + 1;
5442 while (*pos == ' ')
5443 pos++;
5444
5445 len = os_strlen(pos);
5446 if (len) {
5447 if (len & 0x01)
5448 goto fail;
5449 len /= 2;
5450 if (len == 0)
5451 goto fail;
5452 query = wpabuf_alloc(len);
5453 if (query == NULL)
5454 goto fail;
5455 if (hexstr2bin(pos, wpabuf_put(query, len), len) < 0)
5456 goto fail;
5457 }
5458 }
5459
5460 ret = gas_send_request(wpa_s, dst_addr, advproto, query);
5461
5462 fail:
5463 wpabuf_free(advproto);
5464 wpabuf_free(query);
5465
5466 return ret;
5467 }
5468
5469
5470 static int gas_response_get(struct wpa_supplicant *wpa_s, char *cmd, char *buf,
5471 size_t buflen)
5472 {
5473 u8 addr[ETH_ALEN];
5474 int dialog_token;
5475 int used;
5476 char *pos;
5477 size_t resp_len, start, requested_len;
5478 struct wpabuf *resp;
5479 int ret;
5480
5481 used = hwaddr_aton2(cmd, addr);
5482 if (used < 0)
5483 return -1;
5484
5485 pos = cmd + used;
5486 while (*pos == ' ')
5487 pos++;
5488 dialog_token = atoi(pos);
5489
5490 if (wpa_s->last_gas_resp &&
5491 os_memcmp(addr, wpa_s->last_gas_addr, ETH_ALEN) == 0 &&
5492 dialog_token == wpa_s->last_gas_dialog_token)
5493 resp = wpa_s->last_gas_resp;
5494 else if (wpa_s->prev_gas_resp &&
5495 os_memcmp(addr, wpa_s->prev_gas_addr, ETH_ALEN) == 0 &&
5496 dialog_token == wpa_s->prev_gas_dialog_token)
5497 resp = wpa_s->prev_gas_resp;
5498 else
5499 return -1;
5500
5501 resp_len = wpabuf_len(resp);
5502 start = 0;
5503 requested_len = resp_len;
5504
5505 pos = os_strchr(pos, ' ');
5506 if (pos) {
5507 start = atoi(pos);
5508 if (start > resp_len)
5509 return os_snprintf(buf, buflen, "FAIL-Invalid range");
5510 pos = os_strchr(pos, ',');
5511 if (pos == NULL)
5512 return -1;
5513 pos++;
5514 requested_len = atoi(pos);
5515 if (start + requested_len > resp_len)
5516 return os_snprintf(buf, buflen, "FAIL-Invalid range");
5517 }
5518
5519 if (requested_len * 2 + 1 > buflen)
5520 return os_snprintf(buf, buflen, "FAIL-Too long response");
5521
5522 ret = wpa_snprintf_hex(buf, buflen, wpabuf_head_u8(resp) + start,
5523 requested_len);
5524
5525 if (start + requested_len == resp_len) {
5526 /*
5527 * Free memory by dropping the response after it has been
5528 * fetched.
5529 */
5530 if (resp == wpa_s->prev_gas_resp) {
5531 wpabuf_free(wpa_s->prev_gas_resp);
5532 wpa_s->prev_gas_resp = NULL;
5533 } else {
5534 wpabuf_free(wpa_s->last_gas_resp);
5535 wpa_s->last_gas_resp = NULL;
5536 }
5537 }
5538
5539 return ret;
5540 }
5541 #endif /* CONFIG_INTERWORKING */
5542
5543
5544 #ifdef CONFIG_HS20
5545
5546 static int get_hs20_anqp(struct wpa_supplicant *wpa_s, char *dst)
5547 {
5548 u8 dst_addr[ETH_ALEN];
5549 int used;
5550 char *pos;
5551 u32 subtypes = 0;
5552
5553 used = hwaddr_aton2(dst, dst_addr);
5554 if (used < 0)
5555 return -1;
5556 pos = dst + used;
5557 for (;;) {
5558 int num = atoi(pos);
5559 if (num <= 0 || num > 31)
5560 return -1;
5561 subtypes |= BIT(num);
5562 pos = os_strchr(pos + 1, ',');
5563 if (pos == NULL)
5564 break;
5565 pos++;
5566 }
5567
5568 if (subtypes == 0)
5569 return -1;
5570
5571 return hs20_anqp_send_req(wpa_s, dst_addr, subtypes, NULL, 0);
5572 }
5573
5574
5575 static int hs20_nai_home_realm_list(struct wpa_supplicant *wpa_s,
5576 const u8 *addr, const char *realm)
5577 {
5578 u8 *buf;
5579 size_t rlen, len;
5580 int ret;
5581
5582 rlen = os_strlen(realm);
5583 len = 3 + rlen;
5584 buf = os_malloc(len);
5585 if (buf == NULL)
5586 return -1;
5587 buf[0] = 1; /* NAI Home Realm Count */
5588 buf[1] = 0; /* Formatted in accordance with RFC 4282 */
5589 buf[2] = rlen;
5590 os_memcpy(buf + 3, realm, rlen);
5591
5592 ret = hs20_anqp_send_req(wpa_s, addr,
5593 BIT(HS20_STYPE_NAI_HOME_REALM_QUERY),
5594 buf, len);
5595
5596 os_free(buf);
5597
5598 return ret;
5599 }
5600
5601
5602 static int hs20_get_nai_home_realm_list(struct wpa_supplicant *wpa_s,
5603 char *dst)
5604 {
5605 struct wpa_cred *cred = wpa_s->conf->cred;
5606 u8 dst_addr[ETH_ALEN];
5607 int used;
5608 u8 *buf;
5609 size_t len;
5610 int ret;
5611
5612 used = hwaddr_aton2(dst, dst_addr);
5613 if (used < 0)
5614 return -1;
5615
5616 while (dst[used] == ' ')
5617 used++;
5618 if (os_strncmp(dst + used, "realm=", 6) == 0)
5619 return hs20_nai_home_realm_list(wpa_s, dst_addr,
5620 dst + used + 6);
5621
5622 len = os_strlen(dst + used);
5623
5624 if (len == 0 && cred && cred->realm)
5625 return hs20_nai_home_realm_list(wpa_s, dst_addr, cred->realm);
5626
5627 if (len & 1)
5628 return -1;
5629 len /= 2;
5630 buf = os_malloc(len);
5631 if (buf == NULL)
5632 return -1;
5633 if (hexstr2bin(dst + used, buf, len) < 0) {
5634 os_free(buf);
5635 return -1;
5636 }
5637
5638 ret = hs20_anqp_send_req(wpa_s, dst_addr,
5639 BIT(HS20_STYPE_NAI_HOME_REALM_QUERY),
5640 buf, len);
5641 os_free(buf);
5642
5643 return ret;
5644 }
5645
5646
5647 static int hs20_icon_request(struct wpa_supplicant *wpa_s, char *cmd)
5648 {
5649 u8 dst_addr[ETH_ALEN];
5650 int used;
5651 char *icon;
5652
5653 used = hwaddr_aton2(cmd, dst_addr);
5654 if (used < 0)
5655 return -1;
5656
5657 while (cmd[used] == ' ')
5658 used++;
5659 icon = &cmd[used];
5660
5661 wpa_s->fetch_osu_icon_in_progress = 0;
5662 return hs20_anqp_send_req(wpa_s, dst_addr, BIT(HS20_STYPE_ICON_REQUEST),
5663 (u8 *) icon, os_strlen(icon));
5664 }
5665
5666 #endif /* CONFIG_HS20 */
5667
5668
5669 static int wpa_supplicant_ctrl_iface_sta_autoconnect(
5670 struct wpa_supplicant *wpa_s, char *cmd)
5671 {
5672 wpa_s->auto_reconnect_disabled = atoi(cmd) == 0 ? 1 : 0;
5673 return 0;
5674 }
5675
5676
5677 #ifdef CONFIG_AUTOSCAN
5678
5679 static int wpa_supplicant_ctrl_iface_autoscan(struct wpa_supplicant *wpa_s,
5680 char *cmd)
5681 {
5682 enum wpa_states state = wpa_s->wpa_state;
5683 char *new_params = NULL;
5684
5685 if (os_strlen(cmd) > 0) {
5686 new_params = os_strdup(cmd);
5687 if (new_params == NULL)
5688 return -1;
5689 }
5690
5691 os_free(wpa_s->conf->autoscan);
5692 wpa_s->conf->autoscan = new_params;
5693
5694 if (wpa_s->conf->autoscan == NULL)
5695 autoscan_deinit(wpa_s);
5696 else if (state == WPA_DISCONNECTED || state == WPA_INACTIVE)
5697 autoscan_init(wpa_s, 1);
5698 else if (state == WPA_SCANNING)
5699 wpa_supplicant_reinit_autoscan(wpa_s);
5700
5701 return 0;
5702 }
5703
5704 #endif /* CONFIG_AUTOSCAN */
5705
5706
5707 #ifdef CONFIG_WNM
5708
5709 static int wpas_ctrl_iface_wnm_sleep(struct wpa_supplicant *wpa_s, char *cmd)
5710 {
5711 int enter;
5712 int intval = 0;
5713 char *pos;
5714 int ret;
5715 struct wpabuf *tfs_req = NULL;
5716
5717 if (os_strncmp(cmd, "enter", 5) == 0)
5718 enter = 1;
5719 else if (os_strncmp(cmd, "exit", 4) == 0)
5720 enter = 0;
5721 else
5722 return -1;
5723
5724 pos = os_strstr(cmd, " interval=");
5725 if (pos)
5726 intval = atoi(pos + 10);
5727
5728 pos = os_strstr(cmd, " tfs_req=");
5729 if (pos) {
5730 char *end;
5731 size_t len;
5732 pos += 9;
5733 end = os_strchr(pos, ' ');
5734 if (end)
5735 len = end - pos;
5736 else
5737 len = os_strlen(pos);
5738 if (len & 1)
5739 return -1;
5740 len /= 2;
5741 tfs_req = wpabuf_alloc(len);
5742 if (tfs_req == NULL)
5743 return -1;
5744 if (hexstr2bin(pos, wpabuf_put(tfs_req, len), len) < 0) {
5745 wpabuf_free(tfs_req);
5746 return -1;
5747 }
5748 }
5749
5750 ret = ieee802_11_send_wnmsleep_req(wpa_s, enter ? WNM_SLEEP_MODE_ENTER :
5751 WNM_SLEEP_MODE_EXIT, intval,
5752 tfs_req);
5753 wpabuf_free(tfs_req);
5754
5755 return ret;
5756 }
5757
5758
5759 static int wpas_ctrl_iface_wnm_bss_query(struct wpa_supplicant *wpa_s, char *cmd)
5760 {
5761 int query_reason;
5762
5763 query_reason = atoi(cmd);
5764
5765 wpa_printf(MSG_DEBUG, "CTRL_IFACE: WNM_BSS_QUERY query_reason=%d",
5766 query_reason);
5767
5768 return wnm_send_bss_transition_mgmt_query(wpa_s, query_reason);
5769 }
5770
5771 #endif /* CONFIG_WNM */
5772
5773
5774 static int wpa_supplicant_signal_poll(struct wpa_supplicant *wpa_s, char *buf,
5775 size_t buflen)
5776 {
5777 struct wpa_signal_info si;
5778 int ret;
5779 char *pos, *end;
5780
5781 ret = wpa_drv_signal_poll(wpa_s, &si);
5782 if (ret)
5783 return -1;
5784
5785 pos = buf;
5786 end = buf + buflen;
5787
5788 ret = os_snprintf(pos, end - pos, "RSSI=%d\nLINKSPEED=%d\n"
5789 "NOISE=%d\nFREQUENCY=%u\n",
5790 si.current_signal, si.current_txrate / 1000,
5791 si.current_noise, si.frequency);
5792 if (os_snprintf_error(end - pos, ret))
5793 return -1;
5794 pos += ret;
5795
5796 if (si.chanwidth != CHAN_WIDTH_UNKNOWN) {
5797 ret = os_snprintf(pos, end - pos, "WIDTH=%s\n",
5798 channel_width_to_string(si.chanwidth));
5799 if (os_snprintf_error(end - pos, ret))
5800 return -1;
5801 pos += ret;
5802 }
5803
5804 if (si.center_frq1 > 0 && si.center_frq2 > 0) {
5805 ret = os_snprintf(pos, end - pos,
5806 "CENTER_FRQ1=%d\nCENTER_FRQ2=%d\n",
5807 si.center_frq1, si.center_frq2);
5808 if (os_snprintf_error(end - pos, ret))
5809 return -1;
5810 pos += ret;
5811 }
5812
5813 if (si.avg_signal) {
5814 ret = os_snprintf(pos, end - pos,
5815 "AVG_RSSI=%d\n", si.avg_signal);
5816 if (os_snprintf_error(end - pos, ret))
5817 return -1;
5818 pos += ret;
5819 }
5820
5821 return pos - buf;
5822 }
5823
5824
5825 static int wpa_supplicant_pktcnt_poll(struct wpa_supplicant *wpa_s, char *buf,
5826 size_t buflen)
5827 {
5828 struct hostap_sta_driver_data sta;
5829 int ret;
5830
5831 ret = wpa_drv_pktcnt_poll(wpa_s, &sta);
5832 if (ret)
5833 return -1;
5834
5835 ret = os_snprintf(buf, buflen, "TXGOOD=%lu\nTXBAD=%lu\nRXGOOD=%lu\n",
5836 sta.tx_packets, sta.tx_retry_failed, sta.rx_packets);
5837 if (os_snprintf_error(buflen, ret))
5838 return -1;
5839 return ret;
5840 }
5841
5842
5843 #ifdef ANDROID
5844 static int wpa_supplicant_driver_cmd(struct wpa_supplicant *wpa_s, char *cmd,
5845 char *buf, size_t buflen)
5846 {
5847 int ret;
5848
5849 ret = wpa_drv_driver_cmd(wpa_s, cmd, buf, buflen);
5850 if (ret == 0) {
5851 if (os_strncasecmp(cmd, "COUNTRY", 7) == 0) {
5852 struct p2p_data *p2p = wpa_s->global->p2p;
5853 if (p2p) {
5854 char country[3];
5855 country[0] = cmd[8];
5856 country[1] = cmd[9];
5857 country[2] = 0x04;
5858 p2p_set_country(p2p, country);
5859 }
5860 }
5861 ret = os_snprintf(buf, buflen, "%s\n", "OK");
5862 }
5863 return ret;
5864 }
5865 #endif /* ANDROID */
5866
5867
5868 static int wpa_supplicant_vendor_cmd(struct wpa_supplicant *wpa_s, char *cmd,
5869 char *buf, size_t buflen)
5870 {
5871 int ret;
5872 char *pos;
5873 u8 *data = NULL;
5874 unsigned int vendor_id, subcmd;
5875 struct wpabuf *reply;
5876 size_t data_len = 0;
5877
5878 /* cmd: <vendor id> <subcommand id> [<hex formatted data>] */
5879 vendor_id = strtoul(cmd, &pos, 16);
5880 if (!isblank(*pos))
5881 return -EINVAL;
5882
5883 subcmd = strtoul(pos, &pos, 10);
5884
5885 if (*pos != '\0') {
5886 if (!isblank(*pos++))
5887 return -EINVAL;
5888 data_len = os_strlen(pos);
5889 }
5890
5891 if (data_len) {
5892 data_len /= 2;
5893 data = os_malloc(data_len);
5894 if (!data)
5895 return -1;
5896
5897 if (hexstr2bin(pos, data, data_len)) {
5898 wpa_printf(MSG_DEBUG,
5899 "Vendor command: wrong parameter format");
5900 os_free(data);
5901 return -EINVAL;
5902 }
5903 }
5904
5905 reply = wpabuf_alloc((buflen - 1) / 2);
5906 if (!reply) {
5907 os_free(data);
5908 return -1;
5909 }
5910
5911 ret = wpa_drv_vendor_cmd(wpa_s, vendor_id, subcmd, data, data_len,
5912 reply);
5913
5914 if (ret == 0)
5915 ret = wpa_snprintf_hex(buf, buflen, wpabuf_head_u8(reply),
5916 wpabuf_len(reply));
5917
5918 wpabuf_free(reply);
5919 os_free(data);
5920
5921 return ret;
5922 }
5923
5924
5925 static void wpa_supplicant_ctrl_iface_flush(struct wpa_supplicant *wpa_s)
5926 {
5927 wpa_dbg(wpa_s, MSG_DEBUG, "Flush all wpa_supplicant state");
5928
5929 #ifdef CONFIG_P2P
5930 wpas_p2p_cancel(wpa_s);
5931 wpas_p2p_stop_find(wpa_s);
5932 p2p_ctrl_flush(wpa_s);
5933 wpas_p2p_group_remove(wpa_s, "*");
5934 wpas_p2p_service_flush(wpa_s);
5935 wpa_s->global->p2p_disabled = 0;
5936 wpa_s->global->p2p_per_sta_psk = 0;
5937 wpa_s->conf->num_sec_device_types = 0;
5938 wpa_s->p2p_disable_ip_addr_req = 0;
5939 os_free(wpa_s->global->p2p_go_avoid_freq.range);
5940 wpa_s->global->p2p_go_avoid_freq.range = NULL;
5941 #endif /* CONFIG_P2P */
5942
5943 #ifdef CONFIG_WPS_TESTING
5944 wps_version_number = 0x20;
5945 wps_testing_dummy_cred = 0;
5946 wps_corrupt_pkhash = 0;
5947 #endif /* CONFIG_WPS_TESTING */
5948 #ifdef CONFIG_WPS
5949 wpa_s->wps_fragment_size = 0;
5950 wpas_wps_cancel(wpa_s);
5951 #endif /* CONFIG_WPS */
5952 wpa_s->after_wps = 0;
5953 wpa_s->known_wps_freq = 0;
5954
5955 #ifdef CONFIG_TDLS
5956 #ifdef CONFIG_TDLS_TESTING
5957 extern unsigned int tdls_testing;
5958 tdls_testing = 0;
5959 #endif /* CONFIG_TDLS_TESTING */
5960 wpa_drv_tdls_oper(wpa_s, TDLS_ENABLE, NULL);
5961 wpa_tdls_enable(wpa_s->wpa, 1);
5962 #endif /* CONFIG_TDLS */
5963
5964 eloop_cancel_timeout(wpa_supplicant_stop_countermeasures, wpa_s, NULL);
5965 wpa_supplicant_stop_countermeasures(wpa_s, NULL);
5966
5967 wpa_s->no_keep_alive = 0;
5968
5969 os_free(wpa_s->disallow_aps_bssid);
5970 wpa_s->disallow_aps_bssid = NULL;
5971 wpa_s->disallow_aps_bssid_count = 0;
5972 os_free(wpa_s->disallow_aps_ssid);
5973 wpa_s->disallow_aps_ssid = NULL;
5974 wpa_s->disallow_aps_ssid_count = 0;
5975
5976 wpa_s->set_sta_uapsd = 0;
5977 wpa_s->sta_uapsd = 0;
5978
5979 wpa_drv_radio_disable(wpa_s, 0);
5980
5981 wpa_bss_flush(wpa_s);
5982 wpa_blacklist_clear(wpa_s);
5983 wpa_s->extra_blacklist_count = 0;
5984 wpa_supplicant_ctrl_iface_remove_network(wpa_s, "all");
5985 wpa_supplicant_ctrl_iface_remove_cred(wpa_s, "all");
5986 wpa_config_flush_blobs(wpa_s->conf);
5987 wpa_s->conf->auto_interworking = 0;
5988 wpa_s->conf->okc = 0;
5989
5990 wpa_sm_pmksa_cache_flush(wpa_s->wpa, NULL);
5991 rsn_preauth_deinit(wpa_s->wpa);
5992
5993 wpa_sm_set_param(wpa_s->wpa, RSNA_PMK_LIFETIME, 43200);
5994 wpa_sm_set_param(wpa_s->wpa, RSNA_PMK_REAUTH_THRESHOLD, 70);
5995 wpa_sm_set_param(wpa_s->wpa, RSNA_SA_TIMEOUT, 60);
5996 eapol_sm_notify_logoff(wpa_s->eapol, FALSE);
5997
5998 radio_remove_works(wpa_s, NULL, 1);
5999 wpa_s->ext_work_in_progress = 0;
6000
6001 wpa_s->next_ssid = NULL;
6002
6003 #ifdef CONFIG_INTERWORKING
6004 hs20_cancel_fetch_osu(wpa_s);
6005 #endif /* CONFIG_INTERWORKING */
6006
6007 wpa_s->ext_mgmt_frame_handling = 0;
6008 wpa_s->ext_eapol_frame_io = 0;
6009 #ifdef CONFIG_TESTING_OPTIONS
6010 wpa_s->extra_roc_dur = 0;
6011 #endif /* CONFIG_TESTING_OPTIONS */
6012 }
6013
6014
6015 static int wpas_ctrl_radio_work_show(struct wpa_supplicant *wpa_s,
6016 char *buf, size_t buflen)
6017 {
6018 struct wpa_radio_work *work;
6019 char *pos, *end;
6020 struct os_reltime now, diff;
6021
6022 pos = buf;
6023 end = buf + buflen;
6024
6025 os_get_reltime(&now);
6026
6027 dl_list_for_each(work, &wpa_s->radio->work, struct wpa_radio_work, list)
6028 {
6029 int ret;
6030
6031 os_reltime_sub(&now, &work->time, &diff);
6032 ret = os_snprintf(pos, end - pos, "%s@%s:%u:%u:%ld.%06ld\n",
6033 work->type, work->wpa_s->ifname, work->freq,
6034 work->started, diff.sec, diff.usec);
6035 if (os_snprintf_error(end - pos, ret))
6036 break;
6037 pos += ret;
6038 }
6039
6040 return pos - buf;
6041 }
6042
6043
6044 static void wpas_ctrl_radio_work_timeout(void *eloop_ctx, void *timeout_ctx)
6045 {
6046 struct wpa_radio_work *work = eloop_ctx;
6047 struct wpa_external_work *ework = work->ctx;
6048
6049 wpa_dbg(work->wpa_s, MSG_DEBUG,
6050 "Timing out external radio work %u (%s)",
6051 ework->id, work->type);
6052 wpa_msg(work->wpa_s, MSG_INFO, EXT_RADIO_WORK_TIMEOUT "%u", ework->id);
6053 work->wpa_s->ext_work_in_progress = 0;
6054 radio_work_done(work);
6055 os_free(ework);
6056 }
6057
6058
6059 static void wpas_ctrl_radio_work_cb(struct wpa_radio_work *work, int deinit)
6060 {
6061 struct wpa_external_work *ework = work->ctx;
6062
6063 if (deinit) {
6064 if (work->started)
6065 eloop_cancel_timeout(wpas_ctrl_radio_work_timeout,
6066 work, NULL);
6067
6068 os_free(ework);
6069 return;
6070 }
6071
6072 wpa_dbg(work->wpa_s, MSG_DEBUG, "Starting external radio work %u (%s)",
6073 ework->id, ework->type);
6074 wpa_msg(work->wpa_s, MSG_INFO, EXT_RADIO_WORK_START "%u", ework->id);
6075 work->wpa_s->ext_work_in_progress = 1;
6076 if (!ework->timeout)
6077 ework->timeout = 10;
6078 eloop_register_timeout(ework->timeout, 0, wpas_ctrl_radio_work_timeout,
6079 work, NULL);
6080 }
6081
6082
6083 static int wpas_ctrl_radio_work_add(struct wpa_supplicant *wpa_s, char *cmd,
6084 char *buf, size_t buflen)
6085 {
6086 struct wpa_external_work *ework;
6087 char *pos, *pos2;
6088 size_t type_len;
6089 int ret;
6090 unsigned int freq = 0;
6091
6092 /* format: <name> [freq=<MHz>] [timeout=<seconds>] */
6093
6094 ework = os_zalloc(sizeof(*ework));
6095 if (ework == NULL)
6096 return -1;
6097
6098 pos = os_strchr(cmd, ' ');
6099 if (pos) {
6100 type_len = pos - cmd;
6101 pos++;
6102
6103 pos2 = os_strstr(pos, "freq=");
6104 if (pos2)
6105 freq = atoi(pos2 + 5);
6106
6107 pos2 = os_strstr(pos, "timeout=");
6108 if (pos2)
6109 ework->timeout = atoi(pos2 + 8);
6110 } else {
6111 type_len = os_strlen(cmd);
6112 }
6113 if (4 + type_len >= sizeof(ework->type))
6114 type_len = sizeof(ework->type) - 4 - 1;
6115 os_strlcpy(ework->type, "ext:", sizeof(ework->type));
6116 os_memcpy(ework->type + 4, cmd, type_len);
6117 ework->type[4 + type_len] = '\0';
6118
6119 wpa_s->ext_work_id++;
6120 if (wpa_s->ext_work_id == 0)
6121 wpa_s->ext_work_id++;
6122 ework->id = wpa_s->ext_work_id;
6123
6124 if (radio_add_work(wpa_s, freq, ework->type, 0, wpas_ctrl_radio_work_cb,
6125 ework) < 0) {
6126 os_free(ework);
6127 return -1;
6128 }
6129
6130 ret = os_snprintf(buf, buflen, "%u", ework->id);
6131 if (os_snprintf_error(buflen, ret))
6132 return -1;
6133 return ret;
6134 }
6135
6136
6137 static int wpas_ctrl_radio_work_done(struct wpa_supplicant *wpa_s, char *cmd)
6138 {
6139 struct wpa_radio_work *work;
6140 unsigned int id = atoi(cmd);
6141
6142 dl_list_for_each(work, &wpa_s->radio->work, struct wpa_radio_work, list)
6143 {
6144 struct wpa_external_work *ework;
6145
6146 if (os_strncmp(work->type, "ext:", 4) != 0)
6147 continue;
6148 ework = work->ctx;
6149 if (id && ework->id != id)
6150 continue;
6151 wpa_dbg(wpa_s, MSG_DEBUG,
6152 "Completed external radio work %u (%s)",
6153 ework->id, ework->type);
6154 eloop_cancel_timeout(wpas_ctrl_radio_work_timeout, work, NULL);
6155 wpa_s->ext_work_in_progress = 0;
6156 radio_work_done(work);
6157 os_free(ework);
6158 return 3; /* "OK\n" */
6159 }
6160
6161 return -1;
6162 }
6163
6164
6165 static int wpas_ctrl_radio_work(struct wpa_supplicant *wpa_s, char *cmd,
6166 char *buf, size_t buflen)
6167 {
6168 if (os_strcmp(cmd, "show") == 0)
6169 return wpas_ctrl_radio_work_show(wpa_s, buf, buflen);
6170 if (os_strncmp(cmd, "add ", 4) == 0)
6171 return wpas_ctrl_radio_work_add(wpa_s, cmd + 4, buf, buflen);
6172 if (os_strncmp(cmd, "done ", 5) == 0)
6173 return wpas_ctrl_radio_work_done(wpa_s, cmd + 4);
6174 return -1;
6175 }
6176
6177
6178 void wpas_ctrl_radio_work_flush(struct wpa_supplicant *wpa_s)
6179 {
6180 struct wpa_radio_work *work, *tmp;
6181
6182 if (!wpa_s || !wpa_s->radio)
6183 return;
6184
6185 dl_list_for_each_safe(work, tmp, &wpa_s->radio->work,
6186 struct wpa_radio_work, list) {
6187 struct wpa_external_work *ework;
6188
6189 if (os_strncmp(work->type, "ext:", 4) != 0)
6190 continue;
6191 ework = work->ctx;
6192 wpa_dbg(wpa_s, MSG_DEBUG,
6193 "Flushing%s external radio work %u (%s)",
6194 work->started ? " started" : "", ework->id,
6195 ework->type);
6196 if (work->started)
6197 eloop_cancel_timeout(wpas_ctrl_radio_work_timeout,
6198 work, NULL);
6199 radio_work_done(work);
6200 os_free(ework);
6201 }
6202 }
6203
6204
6205 static void wpas_ctrl_eapol_response(void *eloop_ctx, void *timeout_ctx)
6206 {
6207 struct wpa_supplicant *wpa_s = eloop_ctx;
6208 eapol_sm_notify_ctrl_response(wpa_s->eapol);
6209 }
6210
6211
6212 static int set_scan_freqs(struct wpa_supplicant *wpa_s, char *val)
6213 {
6214 int *freqs = NULL;
6215
6216 freqs = freq_range_to_channel_list(wpa_s, val);
6217 if (freqs == NULL)
6218 return -1;
6219
6220 os_free(wpa_s->manual_scan_freqs);
6221 wpa_s->manual_scan_freqs = freqs;
6222
6223 return 0;
6224 }
6225
6226
6227 static int scan_id_list_parse(struct wpa_supplicant *wpa_s, const char *value)
6228 {
6229 const char *pos = value;
6230
6231 while (pos) {
6232 if (*pos == ' ' || *pos == '\0')
6233 break;
6234 if (wpa_s->scan_id_count == MAX_SCAN_ID)
6235 return -1;
6236 wpa_s->scan_id[wpa_s->scan_id_count++] = atoi(pos);
6237 pos = os_strchr(pos, ',');
6238 if (pos)
6239 pos++;
6240 }
6241
6242 return 0;
6243 }
6244
6245
6246 static void wpas_ctrl_scan(struct wpa_supplicant *wpa_s, char *params,
6247 char *reply, int reply_size, int *reply_len)
6248 {
6249 char *pos;
6250
6251 if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED) {
6252 *reply_len = -1;
6253 return;
6254 }
6255
6256 wpa_s->manual_scan_passive = 0;
6257 wpa_s->manual_scan_use_id = 0;
6258 wpa_s->manual_scan_only_new = 0;
6259 wpa_s->scan_id_count = 0;
6260
6261 if (params) {
6262 if (os_strncasecmp(params, "TYPE=ONLY", 9) == 0)
6263 wpa_s->scan_res_handler = scan_only_handler;
6264
6265 pos = os_strstr(params, "freq=");
6266 if (pos && set_scan_freqs(wpa_s, pos + 5) < 0) {
6267 *reply_len = -1;
6268 return;
6269 }
6270
6271 pos = os_strstr(params, "passive=");
6272 if (pos)
6273 wpa_s->manual_scan_passive = !!atoi(pos + 8);
6274
6275 pos = os_strstr(params, "use_id=");
6276 if (pos)
6277 wpa_s->manual_scan_use_id = atoi(pos + 7);
6278
6279 pos = os_strstr(params, "only_new=1");
6280 if (pos)
6281 wpa_s->manual_scan_only_new = 1;
6282
6283 pos = os_strstr(params, "scan_id=");
6284 if (pos && scan_id_list_parse(wpa_s, pos + 8) < 0) {
6285 *reply_len = -1;
6286 return;
6287 }
6288 } else {
6289 os_free(wpa_s->manual_scan_freqs);
6290 wpa_s->manual_scan_freqs = NULL;
6291 if (wpa_s->scan_res_handler == scan_only_handler)
6292 wpa_s->scan_res_handler = NULL;
6293 }
6294
6295 if (!wpa_s->sched_scanning && !wpa_s->scanning &&
6296 ((wpa_s->wpa_state <= WPA_SCANNING) ||
6297 (wpa_s->wpa_state == WPA_COMPLETED))) {
6298 wpa_s->normal_scans = 0;
6299 wpa_s->scan_req = MANUAL_SCAN_REQ;
6300 wpa_s->after_wps = 0;
6301 wpa_s->known_wps_freq = 0;
6302 wpa_supplicant_req_scan(wpa_s, 0, 0);
6303 if (wpa_s->manual_scan_use_id) {
6304 wpa_s->manual_scan_id++;
6305 wpa_dbg(wpa_s, MSG_DEBUG, "Assigned scan id %u",
6306 wpa_s->manual_scan_id);
6307 *reply_len = os_snprintf(reply, reply_size, "%u\n",
6308 wpa_s->manual_scan_id);
6309 }
6310 } else if (wpa_s->sched_scanning) {
6311 wpa_printf(MSG_DEBUG, "Stop ongoing sched_scan to allow requested full scan to proceed");
6312 wpa_supplicant_cancel_sched_scan(wpa_s);
6313 wpa_s->scan_req = MANUAL_SCAN_REQ;
6314 wpa_supplicant_req_scan(wpa_s, 0, 0);
6315 if (wpa_s->manual_scan_use_id) {
6316 wpa_s->manual_scan_id++;
6317 *reply_len = os_snprintf(reply, reply_size, "%u\n",
6318 wpa_s->manual_scan_id);
6319 wpa_dbg(wpa_s, MSG_DEBUG, "Assigned scan id %u",
6320 wpa_s->manual_scan_id);
6321 }
6322 } else {
6323 wpa_printf(MSG_DEBUG, "Ongoing scan action - reject new request");
6324 *reply_len = os_snprintf(reply, reply_size, "FAIL-BUSY\n");
6325 }
6326 }
6327
6328
6329 #ifdef CONFIG_TESTING_OPTIONS
6330
6331 static void wpas_ctrl_iface_mgmt_tx_cb(struct wpa_supplicant *wpa_s,
6332 unsigned int freq, const u8 *dst,
6333 const u8 *src, const u8 *bssid,
6334 const u8 *data, size_t data_len,
6335 enum offchannel_send_action_result
6336 result)
6337 {
6338 wpa_msg(wpa_s, MSG_INFO, "MGMT-TX-STATUS freq=%u dst=" MACSTR
6339 " src=" MACSTR " bssid=" MACSTR " result=%s",
6340 freq, MAC2STR(dst), MAC2STR(src), MAC2STR(bssid),
6341 result == OFFCHANNEL_SEND_ACTION_SUCCESS ?
6342 "SUCCESS" : (result == OFFCHANNEL_SEND_ACTION_NO_ACK ?
6343 "NO_ACK" : "FAILED"));
6344 }
6345
6346
6347 static int wpas_ctrl_iface_mgmt_tx(struct wpa_supplicant *wpa_s, char *cmd)
6348 {
6349 char *pos, *param;
6350 size_t len;
6351 u8 *buf, da[ETH_ALEN], bssid[ETH_ALEN];
6352 int res, used;
6353 int freq = 0, no_cck = 0, wait_time = 0;
6354
6355 /* <DA> <BSSID> [freq=<MHz>] [wait_time=<ms>] [no_cck=1]
6356 * <action=Action frame payload> */
6357
6358 wpa_printf(MSG_DEBUG, "External MGMT TX: %s", cmd);
6359
6360 pos = cmd;
6361 used = hwaddr_aton2(pos, da);
6362 if (used < 0)
6363 return -1;
6364 pos += used;
6365 while (*pos == ' ')
6366 pos++;
6367 used = hwaddr_aton2(pos, bssid);
6368 if (used < 0)
6369 return -1;
6370 pos += used;
6371
6372 param = os_strstr(pos, " freq=");
6373 if (param) {
6374 param += 6;
6375 freq = atoi(param);
6376 }
6377
6378 param = os_strstr(pos, " no_cck=");
6379 if (param) {
6380 param += 8;
6381 no_cck = atoi(param);
6382 }
6383
6384 param = os_strstr(pos, " wait_time=");
6385 if (param) {
6386 param += 11;
6387 wait_time = atoi(param);
6388 }
6389
6390 param = os_strstr(pos, " action=");
6391 if (param == NULL)
6392 return -1;
6393 param += 8;
6394
6395 len = os_strlen(param);
6396 if (len & 1)
6397 return -1;
6398 len /= 2;
6399
6400 buf = os_malloc(len);
6401 if (buf == NULL)
6402 return -1;
6403
6404 if (hexstr2bin(param, buf, len) < 0) {
6405 os_free(buf);
6406 return -1;
6407 }
6408
6409 res = offchannel_send_action(wpa_s, freq, da, wpa_s->own_addr, bssid,
6410 buf, len, wait_time,
6411 wpas_ctrl_iface_mgmt_tx_cb, no_cck);
6412 os_free(buf);
6413 return res;
6414 }
6415
6416
6417 static void wpas_ctrl_iface_mgmt_tx_done(struct wpa_supplicant *wpa_s)
6418 {
6419 wpa_printf(MSG_DEBUG, "External MGMT TX - done waiting");
6420 offchannel_send_action_done(wpa_s);
6421 }
6422
6423
6424 static int wpas_ctrl_iface_driver_event(struct wpa_supplicant *wpa_s, char *cmd)
6425 {
6426 char *pos, *param;
6427 union wpa_event_data event;
6428 enum wpa_event_type ev;
6429
6430 /* <event name> [parameters..] */
6431
6432 wpa_dbg(wpa_s, MSG_DEBUG, "Testing - external driver event: %s", cmd);
6433
6434 pos = cmd;
6435 param = os_strchr(pos, ' ');
6436 if (param)
6437 *param++ = '\0';
6438
6439 os_memset(&event, 0, sizeof(event));
6440
6441 if (os_strcmp(cmd, "INTERFACE_ENABLED") == 0) {
6442 ev = EVENT_INTERFACE_ENABLED;
6443 } else if (os_strcmp(cmd, "INTERFACE_DISABLED") == 0) {
6444 ev = EVENT_INTERFACE_DISABLED;
6445 } else if (os_strcmp(cmd, "AVOID_FREQUENCIES") == 0) {
6446 ev = EVENT_AVOID_FREQUENCIES;
6447 if (param == NULL)
6448 param = "";
6449 if (freq_range_list_parse(&event.freq_range, param) < 0)
6450 return -1;
6451 wpa_supplicant_event(wpa_s, ev, &event);
6452 os_free(event.freq_range.range);
6453 return 0;
6454 } else {
6455 wpa_dbg(wpa_s, MSG_DEBUG, "Testing - unknown driver event: %s",
6456 cmd);
6457 return -1;
6458 }
6459
6460 wpa_supplicant_event(wpa_s, ev, &event);
6461
6462 return 0;
6463 }
6464
6465
6466 static int wpas_ctrl_iface_eapol_rx(struct wpa_supplicant *wpa_s, char *cmd)
6467 {
6468 char *pos;
6469 u8 src[ETH_ALEN], *buf;
6470 int used;
6471 size_t len;
6472
6473 wpa_printf(MSG_DEBUG, "External EAPOL RX: %s", cmd);
6474
6475 pos = cmd;
6476 used = hwaddr_aton2(pos, src);
6477 if (used < 0)
6478 return -1;
6479 pos += used;
6480 while (*pos == ' ')
6481 pos++;
6482
6483 len = os_strlen(pos);
6484 if (len & 1)
6485 return -1;
6486 len /= 2;
6487
6488 buf = os_malloc(len);
6489 if (buf == NULL)
6490 return -1;
6491
6492 if (hexstr2bin(pos, buf, len) < 0) {
6493 os_free(buf);
6494 return -1;
6495 }
6496
6497 wpa_supplicant_rx_eapol(wpa_s, src, buf, len);
6498 os_free(buf);
6499
6500 return 0;
6501 }
6502
6503
6504 static u16 ipv4_hdr_checksum(const void *buf, size_t len)
6505 {
6506 size_t i;
6507 u32 sum = 0;
6508 const u16 *pos = buf;
6509
6510 for (i = 0; i < len / 2; i++)
6511 sum += *pos++;
6512
6513 while (sum >> 16)
6514 sum = (sum & 0xffff) + (sum >> 16);
6515
6516 return sum ^ 0xffff;
6517 }
6518
6519
6520 #define HWSIM_PACKETLEN 1500
6521 #define HWSIM_IP_LEN (HWSIM_PACKETLEN - sizeof(struct ether_header))
6522
6523 void wpas_data_test_rx(void *ctx, const u8 *src_addr, const u8 *buf, size_t len)
6524 {
6525 struct wpa_supplicant *wpa_s = ctx;
6526 const struct ether_header *eth;
6527 const struct iphdr *ip;
6528 const u8 *pos;
6529 unsigned int i;
6530
6531 if (len != HWSIM_PACKETLEN)
6532 return;
6533
6534 eth = (const struct ether_header *) buf;
6535 ip = (const struct iphdr *) (eth + 1);
6536 pos = (const u8 *) (ip + 1);
6537
6538 if (ip->ihl != 5 || ip->version != 4 ||
6539 ntohs(ip->tot_len) != HWSIM_IP_LEN)
6540 return;
6541
6542 for (i = 0; i < HWSIM_IP_LEN - sizeof(*ip); i++) {
6543 if (*pos != (u8) i)
6544 return;
6545 pos++;
6546 }
6547
6548 wpa_msg(wpa_s, MSG_INFO, "DATA-TEST-RX " MACSTR " " MACSTR,
6549 MAC2STR(eth->ether_dhost), MAC2STR(eth->ether_shost));
6550 }
6551
6552
6553 static int wpas_ctrl_iface_data_test_config(struct wpa_supplicant *wpa_s,
6554 char *cmd)
6555 {
6556 int enabled = atoi(cmd);
6557
6558 if (!enabled) {
6559 if (wpa_s->l2_test) {
6560 l2_packet_deinit(wpa_s->l2_test);
6561 wpa_s->l2_test = NULL;
6562 wpa_dbg(wpa_s, MSG_DEBUG, "test data: Disabled");
6563 }
6564 return 0;
6565 }
6566
6567 if (wpa_s->l2_test)
6568 return 0;
6569
6570 wpa_s->l2_test = l2_packet_init(wpa_s->ifname, wpa_s->own_addr,
6571 ETHERTYPE_IP, wpas_data_test_rx,
6572 wpa_s, 1);
6573 if (wpa_s->l2_test == NULL)
6574 return -1;
6575
6576 wpa_dbg(wpa_s, MSG_DEBUG, "test data: Enabled");
6577
6578 return 0;
6579 }
6580
6581
6582 static int wpas_ctrl_iface_data_test_tx(struct wpa_supplicant *wpa_s, char *cmd)
6583 {
6584 u8 dst[ETH_ALEN], src[ETH_ALEN];
6585 char *pos;
6586 int used;
6587 long int val;
6588 u8 tos;
6589 u8 buf[HWSIM_PACKETLEN];
6590 struct ether_header *eth;
6591 struct iphdr *ip;
6592 u8 *dpos;
6593 unsigned int i;
6594
6595 if (wpa_s->l2_test == NULL)
6596 return -1;
6597
6598 /* format: <dst> <src> <tos> */
6599
6600 pos = cmd;
6601 used = hwaddr_aton2(pos, dst);
6602 if (used < 0)
6603 return -1;
6604 pos += used;
6605 while (*pos == ' ')
6606 pos++;
6607 used = hwaddr_aton2(pos, src);
6608 if (used < 0)
6609 return -1;
6610 pos += used;
6611
6612 val = strtol(pos, NULL, 0);
6613 if (val < 0 || val > 0xff)
6614 return -1;
6615 tos = val;
6616
6617 eth = (struct ether_header *) buf;
6618 os_memcpy(eth->ether_dhost, dst, ETH_ALEN);
6619 os_memcpy(eth->ether_shost, src, ETH_ALEN);
6620 eth->ether_type = htons(ETHERTYPE_IP);
6621 ip = (struct iphdr *) (eth + 1);
6622 os_memset(ip, 0, sizeof(*ip));
6623 ip->ihl = 5;
6624 ip->version = 4;
6625 ip->ttl = 64;
6626 ip->tos = tos;
6627 ip->tot_len = htons(HWSIM_IP_LEN);
6628 ip->protocol = 1;
6629 ip->saddr = htonl(192 << 24 | 168 << 16 | 1 << 8 | 1);
6630 ip->daddr = htonl(192 << 24 | 168 << 16 | 1 << 8 | 2);
6631 ip->check = ipv4_hdr_checksum(ip, sizeof(*ip));
6632 dpos = (u8 *) (ip + 1);
6633 for (i = 0; i < HWSIM_IP_LEN - sizeof(*ip); i++)
6634 *dpos++ = i;
6635
6636 if (l2_packet_send(wpa_s->l2_test, dst, ETHERTYPE_IP, buf,
6637 HWSIM_PACKETLEN) < 0)
6638 return -1;
6639
6640 wpa_dbg(wpa_s, MSG_DEBUG, "test data: TX dst=" MACSTR " src=" MACSTR
6641 " tos=0x%x", MAC2STR(dst), MAC2STR(src), tos);
6642
6643 return 0;
6644 }
6645
6646
6647 static int wpas_ctrl_iface_data_test_frame(struct wpa_supplicant *wpa_s,
6648 char *cmd)
6649 {
6650 u8 *buf;
6651 struct ether_header *eth;
6652 struct l2_packet_data *l2 = NULL;
6653 size_t len;
6654 u16 ethertype;
6655 int res = -1;
6656
6657 len = os_strlen(cmd);
6658 if (len & 1 || len < ETH_HLEN * 2)
6659 return -1;
6660 len /= 2;
6661
6662 buf = os_malloc(len);
6663 if (buf == NULL)
6664 return -1;
6665
6666 if (hexstr2bin(cmd, buf, len) < 0)
6667 goto done;
6668
6669 eth = (struct ether_header *) buf;
6670 ethertype = ntohs(eth->ether_type);
6671
6672 l2 = l2_packet_init(wpa_s->ifname, wpa_s->own_addr, ethertype,
6673 wpas_data_test_rx, wpa_s, 1);
6674 if (l2 == NULL)
6675 goto done;
6676
6677 res = l2_packet_send(l2, eth->ether_dhost, ethertype, buf, len);
6678 wpa_dbg(wpa_s, MSG_DEBUG, "test data: TX frame res=%d", res);
6679 done:
6680 if (l2)
6681 l2_packet_deinit(l2);
6682 os_free(buf);
6683
6684 return res < 0 ? -1 : 0;
6685 }
6686
6687 #endif /* CONFIG_TESTING_OPTIONS */
6688
6689
6690 static void wpas_ctrl_vendor_elem_update(struct wpa_supplicant *wpa_s)
6691 {
6692 unsigned int i;
6693 char buf[30];
6694
6695 wpa_printf(MSG_DEBUG, "Update vendor elements");
6696
6697 for (i = 0; i < NUM_VENDOR_ELEM_FRAMES; i++) {
6698 if (wpa_s->vendor_elem[i]) {
6699 int res;
6700
6701 res = os_snprintf(buf, sizeof(buf), "frame[%u]", i);
6702 if (!os_snprintf_error(sizeof(buf), res)) {
6703 wpa_hexdump_buf(MSG_DEBUG, buf,
6704 wpa_s->vendor_elem[i]);
6705 }
6706 }
6707 }
6708
6709 #ifdef CONFIG_P2P
6710 if (wpa_s->parent == wpa_s &&
6711 wpa_s->global->p2p &&
6712 !wpa_s->global->p2p_disabled)
6713 p2p_set_vendor_elems(wpa_s->global->p2p, wpa_s->vendor_elem);
6714 #endif /* CONFIG_P2P */
6715 }
6716
6717
6718 static struct wpa_supplicant *
6719 wpas_ctrl_vendor_elem_iface(struct wpa_supplicant *wpa_s,
6720 enum wpa_vendor_elem_frame frame)
6721 {
6722 switch (frame) {
6723 #ifdef CONFIG_P2P
6724 case VENDOR_ELEM_PROBE_REQ_P2P:
6725 case VENDOR_ELEM_PROBE_RESP_P2P:
6726 case VENDOR_ELEM_PROBE_RESP_P2P_GO:
6727 case VENDOR_ELEM_BEACON_P2P_GO:
6728 case VENDOR_ELEM_P2P_PD_REQ:
6729 case VENDOR_ELEM_P2P_PD_RESP:
6730 case VENDOR_ELEM_P2P_GO_NEG_REQ:
6731 case VENDOR_ELEM_P2P_GO_NEG_RESP:
6732 case VENDOR_ELEM_P2P_GO_NEG_CONF:
6733 case VENDOR_ELEM_P2P_INV_REQ:
6734 case VENDOR_ELEM_P2P_INV_RESP:
6735 case VENDOR_ELEM_P2P_ASSOC_REQ:
6736 return wpa_s->parent;
6737 #endif /* CONFIG_P2P */
6738 default:
6739 return wpa_s;
6740 }
6741 }
6742
6743
6744 static int wpas_ctrl_vendor_elem_add(struct wpa_supplicant *wpa_s, char *cmd)
6745 {
6746 char *pos = cmd;
6747 int frame;
6748 size_t len;
6749 struct wpabuf *buf;
6750 struct ieee802_11_elems elems;
6751
6752 frame = atoi(pos);
6753 if (frame < 0 || frame >= NUM_VENDOR_ELEM_FRAMES)
6754 return -1;
6755 wpa_s = wpas_ctrl_vendor_elem_iface(wpa_s, frame);
6756
6757 pos = os_strchr(pos, ' ');
6758 if (pos == NULL)
6759 return -1;
6760 pos++;
6761
6762 len = os_strlen(pos);
6763 if (len == 0)
6764 return 0;
6765 if (len & 1)
6766 return -1;
6767 len /= 2;
6768
6769 buf = wpabuf_alloc(len);
6770 if (buf == NULL)
6771 return -1;
6772
6773 if (hexstr2bin(pos, wpabuf_put(buf, len), len) < 0) {
6774 wpabuf_free(buf);
6775 return -1;
6776 }
6777
6778 if (ieee802_11_parse_elems(wpabuf_head_u8(buf), len, &elems, 0) ==
6779 ParseFailed) {
6780 wpabuf_free(buf);
6781 return -1;
6782 }
6783
6784 if (wpa_s->vendor_elem[frame] == NULL) {
6785 wpa_s->vendor_elem[frame] = buf;
6786 wpas_ctrl_vendor_elem_update(wpa_s);
6787 return 0;
6788 }
6789
6790 if (wpabuf_resize(&wpa_s->vendor_elem[frame], len) < 0) {
6791 wpabuf_free(buf);
6792 return -1;
6793 }
6794
6795 wpabuf_put_buf(wpa_s->vendor_elem[frame], buf);
6796 wpabuf_free(buf);
6797 wpas_ctrl_vendor_elem_update(wpa_s);
6798
6799 return 0;
6800 }
6801
6802
6803 static int wpas_ctrl_vendor_elem_get(struct wpa_supplicant *wpa_s, char *cmd,
6804 char *buf, size_t buflen)
6805 {
6806 int frame = atoi(cmd);
6807
6808 if (frame < 0 || frame >= NUM_VENDOR_ELEM_FRAMES)
6809 return -1;
6810 wpa_s = wpas_ctrl_vendor_elem_iface(wpa_s, frame);
6811
6812 if (wpa_s->vendor_elem[frame] == NULL)
6813 return 0;
6814
6815 return wpa_snprintf_hex(buf, buflen,
6816 wpabuf_head_u8(wpa_s->vendor_elem[frame]),
6817 wpabuf_len(wpa_s->vendor_elem[frame]));
6818 }
6819
6820
6821 static int wpas_ctrl_vendor_elem_remove(struct wpa_supplicant *wpa_s, char *cmd)
6822 {
6823 char *pos = cmd;
6824 int frame;
6825 size_t len;
6826 u8 *buf;
6827 struct ieee802_11_elems elems;
6828 u8 *ie, *end;
6829
6830 frame = atoi(pos);
6831 if (frame < 0 || frame >= NUM_VENDOR_ELEM_FRAMES)
6832 return -1;
6833 wpa_s = wpas_ctrl_vendor_elem_iface(wpa_s, frame);
6834
6835 pos = os_strchr(pos, ' ');
6836 if (pos == NULL)
6837 return -1;
6838 pos++;
6839
6840 if (*pos == '*') {
6841 wpabuf_free(wpa_s->vendor_elem[frame]);
6842 wpa_s->vendor_elem[frame] = NULL;
6843 wpas_ctrl_vendor_elem_update(wpa_s);
6844 return 0;
6845 }
6846
6847 if (wpa_s->vendor_elem[frame] == NULL)
6848 return -1;
6849
6850 len = os_strlen(pos);
6851 if (len == 0)
6852 return 0;
6853 if (len & 1)
6854 return -1;
6855 len /= 2;
6856
6857 buf = os_malloc(len);
6858 if (buf == NULL)
6859 return -1;
6860
6861 if (hexstr2bin(pos, buf, len) < 0) {
6862 os_free(buf);
6863 return -1;
6864 }
6865
6866 if (ieee802_11_parse_elems(buf, len, &elems, 0) == ParseFailed) {
6867 os_free(buf);
6868 return -1;
6869 }
6870
6871 ie = wpabuf_mhead_u8(wpa_s->vendor_elem[frame]);
6872 end = ie + wpabuf_len(wpa_s->vendor_elem[frame]);
6873
6874 for (; ie + 1 < end; ie += 2 + ie[1]) {
6875 if (ie + len > end)
6876 break;
6877 if (os_memcmp(ie, buf, len) != 0)
6878 continue;
6879
6880 if (wpabuf_len(wpa_s->vendor_elem[frame]) == len) {
6881 wpabuf_free(wpa_s->vendor_elem[frame]);
6882 wpa_s->vendor_elem[frame] = NULL;
6883 } else {
6884 os_memmove(ie, ie + len,
6885 end - (ie + len));
6886 wpa_s->vendor_elem[frame]->used -= len;
6887 }
6888 os_free(buf);
6889 wpas_ctrl_vendor_elem_update(wpa_s);
6890 return 0;
6891 }
6892
6893 os_free(buf);
6894
6895 return -1;
6896 }
6897
6898
6899 static void wpas_ctrl_neighbor_rep_cb(void *ctx, struct wpabuf *neighbor_rep)
6900 {
6901 struct wpa_supplicant *wpa_s = ctx;
6902
6903 if (neighbor_rep) {
6904 wpa_msg_ctrl(wpa_s, MSG_INFO, RRM_EVENT_NEIGHBOR_REP_RXED
6905 "length=%u",
6906 (unsigned int) wpabuf_len(neighbor_rep));
6907 wpabuf_free(neighbor_rep);
6908 } else {
6909 wpa_msg_ctrl(wpa_s, MSG_INFO, RRM_EVENT_NEIGHBOR_REP_FAILED);
6910 }
6911 }
6912
6913
6914 static int wpas_ctrl_iface_send_neigbor_rep(struct wpa_supplicant *wpa_s,
6915 char *cmd)
6916 {
6917 struct wpa_ssid ssid;
6918 struct wpa_ssid *ssid_p = NULL;
6919 int ret = 0;
6920
6921 if (os_strncmp(cmd, " ssid=", 6) == 0) {
6922 ssid.ssid_len = os_strlen(cmd + 6);
6923 if (ssid.ssid_len > 32)
6924 return -1;
6925 ssid.ssid = (u8 *) (cmd + 6);
6926 ssid_p = &ssid;
6927 }
6928
6929 ret = wpas_rrm_send_neighbor_rep_request(wpa_s, ssid_p,
6930 wpas_ctrl_neighbor_rep_cb,
6931 wpa_s);
6932
6933 return ret;
6934 }
6935
6936
6937 static int wpas_ctrl_iface_erp_flush(struct wpa_supplicant *wpa_s)
6938 {
6939 eapol_sm_erp_flush(wpa_s->eapol);
6940 return 0;
6941 }
6942
6943
6944 char * wpa_supplicant_ctrl_iface_process(struct wpa_supplicant *wpa_s,
6945 char *buf, size_t *resp_len)
6946 {
6947 char *reply;
6948 const int reply_size = 4096;
6949 int reply_len;
6950
6951 if (os_strncmp(buf, WPA_CTRL_RSP, os_strlen(WPA_CTRL_RSP)) == 0 ||
6952 os_strncmp(buf, "SET_NETWORK ", 12) == 0) {
6953 if (wpa_debug_show_keys)
6954 wpa_dbg(wpa_s, MSG_DEBUG,
6955 "Control interface command '%s'", buf);
6956 else
6957 wpa_dbg(wpa_s, MSG_DEBUG,
6958 "Control interface command '%s [REMOVED]'",
6959 os_strncmp(buf, WPA_CTRL_RSP,
6960 os_strlen(WPA_CTRL_RSP)) == 0 ?
6961 WPA_CTRL_RSP : "SET_NETWORK");
6962 } else if (os_strncmp(buf, "WPS_NFC_TAG_READ", 16) == 0 ||
6963 os_strncmp(buf, "NFC_REPORT_HANDOVER", 19) == 0) {
6964 wpa_hexdump_ascii_key(MSG_DEBUG, "RX ctrl_iface",
6965 (const u8 *) buf, os_strlen(buf));
6966 } else {
6967 int level = MSG_DEBUG;
6968 if (os_strcmp(buf, "PING") == 0)
6969 level = MSG_EXCESSIVE;
6970 wpa_dbg(wpa_s, level, "Control interface command '%s'", buf);
6971 }
6972
6973 reply = os_malloc(reply_size);
6974 if (reply == NULL) {
6975 *resp_len = 1;
6976 return NULL;
6977 }
6978
6979 os_memcpy(reply, "OK\n", 3);
6980 reply_len = 3;
6981
6982 if (os_strcmp(buf, "PING") == 0) {
6983 os_memcpy(reply, "PONG\n", 5);
6984 reply_len = 5;
6985 } else if (os_strcmp(buf, "IFNAME") == 0) {
6986 reply_len = os_strlen(wpa_s->ifname);
6987 os_memcpy(reply, wpa_s->ifname, reply_len);
6988 } else if (os_strncmp(buf, "RELOG", 5) == 0) {
6989 if (wpa_debug_reopen_file() < 0)
6990 reply_len = -1;
6991 } else if (os_strncmp(buf, "NOTE ", 5) == 0) {
6992 wpa_printf(MSG_INFO, "NOTE: %s", buf + 5);
6993 } else if (os_strcmp(buf, "MIB") == 0) {
6994 reply_len = wpa_sm_get_mib(wpa_s->wpa, reply, reply_size);
6995 if (reply_len >= 0) {
6996 int res;
6997 res = eapol_sm_get_mib(wpa_s->eapol, reply + reply_len,
6998 reply_size - reply_len);
6999 if (res < 0)
7000 reply_len = -1;
7001 else
7002 reply_len += res;
7003 }
7004 } else if (os_strncmp(buf, "STATUS", 6) == 0) {
7005 reply_len = wpa_supplicant_ctrl_iface_status(
7006 wpa_s, buf + 6, reply, reply_size);
7007 } else if (os_strcmp(buf, "PMKSA") == 0) {
7008 reply_len = wpa_sm_pmksa_cache_list(wpa_s->wpa, reply,
7009 reply_size);
7010 } else if (os_strcmp(buf, "PMKSA_FLUSH") == 0) {
7011 wpa_sm_pmksa_cache_flush(wpa_s->wpa, NULL);
7012 } else if (os_strncmp(buf, "SET ", 4) == 0) {
7013 if (wpa_supplicant_ctrl_iface_set(wpa_s, buf + 4))
7014 reply_len = -1;
7015 } else if (os_strncmp(buf, "GET ", 4) == 0) {
7016 reply_len = wpa_supplicant_ctrl_iface_get(wpa_s, buf + 4,
7017 reply, reply_size);
7018 } else if (os_strcmp(buf, "LOGON") == 0) {
7019 eapol_sm_notify_logoff(wpa_s->eapol, FALSE);
7020 } else if (os_strcmp(buf, "LOGOFF") == 0) {
7021 eapol_sm_notify_logoff(wpa_s->eapol, TRUE);
7022 } else if (os_strcmp(buf, "REASSOCIATE") == 0) {
7023 if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED)
7024 reply_len = -1;
7025 else
7026 wpas_request_connection(wpa_s);
7027 } else if (os_strcmp(buf, "REATTACH") == 0) {
7028 if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED ||
7029 !wpa_s->current_ssid)
7030 reply_len = -1;
7031 else {
7032 wpa_s->reattach = 1;
7033 wpas_request_connection(wpa_s);
7034 }
7035 } else if (os_strcmp(buf, "RECONNECT") == 0) {
7036 if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED)
7037 reply_len = -1;
7038 else if (wpa_s->disconnected)
7039 wpas_request_connection(wpa_s);
7040 #ifdef IEEE8021X_EAPOL
7041 } else if (os_strncmp(buf, "PREAUTH ", 8) == 0) {
7042 if (wpa_supplicant_ctrl_iface_preauth(wpa_s, buf + 8))
7043 reply_len = -1;
7044 #endif /* IEEE8021X_EAPOL */
7045 #ifdef CONFIG_PEERKEY
7046 } else if (os_strncmp(buf, "STKSTART ", 9) == 0) {
7047 if (wpa_supplicant_ctrl_iface_stkstart(wpa_s, buf + 9))
7048 reply_len = -1;
7049 #endif /* CONFIG_PEERKEY */
7050 #ifdef CONFIG_IEEE80211R
7051 } else if (os_strncmp(buf, "FT_DS ", 6) == 0) {
7052 if (wpa_supplicant_ctrl_iface_ft_ds(wpa_s, buf + 6))
7053 reply_len = -1;
7054 #endif /* CONFIG_IEEE80211R */
7055 #ifdef CONFIG_WPS
7056 } else if (os_strcmp(buf, "WPS_PBC") == 0) {
7057 int res = wpa_supplicant_ctrl_iface_wps_pbc(wpa_s, NULL);
7058 if (res == -2) {
7059 os_memcpy(reply, "FAIL-PBC-OVERLAP\n", 17);
7060 reply_len = 17;
7061 } else if (res)
7062 reply_len = -1;
7063 } else if (os_strncmp(buf, "WPS_PBC ", 8) == 0) {
7064 int res = wpa_supplicant_ctrl_iface_wps_pbc(wpa_s, buf + 8);
7065 if (res == -2) {
7066 os_memcpy(reply, "FAIL-PBC-OVERLAP\n", 17);
7067 reply_len = 17;
7068 } else if (res)
7069 reply_len = -1;
7070 } else if (os_strncmp(buf, "WPS_PIN ", 8) == 0) {
7071 reply_len = wpa_supplicant_ctrl_iface_wps_pin(wpa_s, buf + 8,
7072 reply,
7073 reply_size);
7074 } else if (os_strncmp(buf, "WPS_CHECK_PIN ", 14) == 0) {
7075 reply_len = wpa_supplicant_ctrl_iface_wps_check_pin(
7076 wpa_s, buf + 14, reply, reply_size);
7077 } else if (os_strcmp(buf, "WPS_CANCEL") == 0) {
7078 if (wpas_wps_cancel(wpa_s))
7079 reply_len = -1;
7080 #ifdef CONFIG_WPS_NFC
7081 } else if (os_strcmp(buf, "WPS_NFC") == 0) {
7082 if (wpa_supplicant_ctrl_iface_wps_nfc(wpa_s, NULL))
7083 reply_len = -1;
7084 } else if (os_strncmp(buf, "WPS_NFC ", 8) == 0) {
7085 if (wpa_supplicant_ctrl_iface_wps_nfc(wpa_s, buf + 8))
7086 reply_len = -1;
7087 } else if (os_strncmp(buf, "WPS_NFC_CONFIG_TOKEN ", 21) == 0) {
7088 reply_len = wpa_supplicant_ctrl_iface_wps_nfc_config_token(
7089 wpa_s, buf + 21, reply, reply_size);
7090 } else if (os_strncmp(buf, "WPS_NFC_TOKEN ", 14) == 0) {
7091 reply_len = wpa_supplicant_ctrl_iface_wps_nfc_token(
7092 wpa_s, buf + 14, reply, reply_size);
7093 } else if (os_strncmp(buf, "WPS_NFC_TAG_READ ", 17) == 0) {
7094 if (wpa_supplicant_ctrl_iface_wps_nfc_tag_read(wpa_s,
7095 buf + 17))
7096 reply_len = -1;
7097 } else if (os_strncmp(buf, "NFC_GET_HANDOVER_REQ ", 21) == 0) {
7098 reply_len = wpas_ctrl_nfc_get_handover_req(
7099 wpa_s, buf + 21, reply, reply_size);
7100 } else if (os_strncmp(buf, "NFC_GET_HANDOVER_SEL ", 21) == 0) {
7101 reply_len = wpas_ctrl_nfc_get_handover_sel(
7102 wpa_s, buf + 21, reply, reply_size);
7103 } else if (os_strncmp(buf, "NFC_REPORT_HANDOVER ", 20) == 0) {
7104 if (wpas_ctrl_nfc_report_handover(wpa_s, buf + 20))
7105 reply_len = -1;
7106 #endif /* CONFIG_WPS_NFC */
7107 } else if (os_strncmp(buf, "WPS_REG ", 8) == 0) {
7108 if (wpa_supplicant_ctrl_iface_wps_reg(wpa_s, buf + 8))
7109 reply_len = -1;
7110 #ifdef CONFIG_AP
7111 } else if (os_strncmp(buf, "WPS_AP_PIN ", 11) == 0) {
7112 reply_len = wpa_supplicant_ctrl_iface_wps_ap_pin(
7113 wpa_s, buf + 11, reply, reply_size);
7114 #endif /* CONFIG_AP */
7115 #ifdef CONFIG_WPS_ER
7116 } else if (os_strcmp(buf, "WPS_ER_START") == 0) {
7117 if (wpas_wps_er_start(wpa_s, NULL))
7118 reply_len = -1;
7119 } else if (os_strncmp(buf, "WPS_ER_START ", 13) == 0) {
7120 if (wpas_wps_er_start(wpa_s, buf + 13))
7121 reply_len = -1;
7122 } else if (os_strcmp(buf, "WPS_ER_STOP") == 0) {
7123 if (wpas_wps_er_stop(wpa_s))
7124 reply_len = -1;
7125 } else if (os_strncmp(buf, "WPS_ER_PIN ", 11) == 0) {
7126 if (wpa_supplicant_ctrl_iface_wps_er_pin(wpa_s, buf + 11))
7127 reply_len = -1;
7128 } else if (os_strncmp(buf, "WPS_ER_PBC ", 11) == 0) {
7129 int ret = wpas_wps_er_pbc(wpa_s, buf + 11);
7130 if (ret == -2) {
7131 os_memcpy(reply, "FAIL-PBC-OVERLAP\n", 17);
7132 reply_len = 17;
7133 } else if (ret == -3) {
7134 os_memcpy(reply, "FAIL-UNKNOWN-UUID\n", 18);
7135 reply_len = 18;
7136 } else if (ret == -4) {
7137 os_memcpy(reply, "FAIL-NO-AP-SETTINGS\n", 20);
7138 reply_len = 20;
7139 } else if (ret)
7140 reply_len = -1;
7141 } else if (os_strncmp(buf, "WPS_ER_LEARN ", 13) == 0) {
7142 if (wpa_supplicant_ctrl_iface_wps_er_learn(wpa_s, buf + 13))
7143 reply_len = -1;
7144 } else if (os_strncmp(buf, "WPS_ER_SET_CONFIG ", 18) == 0) {
7145 if (wpa_supplicant_ctrl_iface_wps_er_set_config(wpa_s,
7146 buf + 18))
7147 reply_len = -1;
7148 } else if (os_strncmp(buf, "WPS_ER_CONFIG ", 14) == 0) {
7149 if (wpa_supplicant_ctrl_iface_wps_er_config(wpa_s, buf + 14))
7150 reply_len = -1;
7151 #ifdef CONFIG_WPS_NFC
7152 } else if (os_strncmp(buf, "WPS_ER_NFC_CONFIG_TOKEN ", 24) == 0) {
7153 reply_len = wpa_supplicant_ctrl_iface_wps_er_nfc_config_token(
7154 wpa_s, buf + 24, reply, reply_size);
7155 #endif /* CONFIG_WPS_NFC */
7156 #endif /* CONFIG_WPS_ER */
7157 #endif /* CONFIG_WPS */
7158 #ifdef CONFIG_IBSS_RSN
7159 } else if (os_strncmp(buf, "IBSS_RSN ", 9) == 0) {
7160 if (wpa_supplicant_ctrl_iface_ibss_rsn(wpa_s, buf + 9))
7161 reply_len = -1;
7162 #endif /* CONFIG_IBSS_RSN */
7163 #ifdef CONFIG_MESH
7164 } else if (os_strncmp(buf, "MESH_GROUP_ADD ", 15) == 0) {
7165 if (wpa_supplicant_ctrl_iface_mesh_group_add(wpa_s, buf + 15))
7166 reply_len = -1;
7167 } else if (os_strncmp(buf, "MESH_GROUP_REMOVE ", 18) == 0) {
7168 if (wpa_supplicant_ctrl_iface_mesh_group_remove(wpa_s,
7169 buf + 18))
7170 reply_len = -1;
7171 #endif /* CONFIG_MESH */
7172 #ifdef CONFIG_P2P
7173 } else if (os_strncmp(buf, "P2P_FIND ", 9) == 0) {
7174 if (p2p_ctrl_find(wpa_s, buf + 9))
7175 reply_len = -1;
7176 } else if (os_strcmp(buf, "P2P_FIND") == 0) {
7177 if (p2p_ctrl_find(wpa_s, ""))
7178 reply_len = -1;
7179 } else if (os_strcmp(buf, "P2P_STOP_FIND") == 0) {
7180 wpas_p2p_stop_find(wpa_s);
7181 } else if (os_strncmp(buf, "P2P_CONNECT ", 12) == 0) {
7182 reply_len = p2p_ctrl_connect(wpa_s, buf + 12, reply,
7183 reply_size);
7184 } else if (os_strncmp(buf, "P2P_LISTEN ", 11) == 0) {
7185 if (p2p_ctrl_listen(wpa_s, buf + 11))
7186 reply_len = -1;
7187 } else if (os_strcmp(buf, "P2P_LISTEN") == 0) {
7188 if (p2p_ctrl_listen(wpa_s, ""))
7189 reply_len = -1;
7190 } else if (os_strncmp(buf, "P2P_GROUP_REMOVE ", 17) == 0) {
7191 if (wpas_p2p_group_remove(wpa_s, buf + 17))
7192 reply_len = -1;
7193 } else if (os_strcmp(buf, "P2P_GROUP_ADD") == 0) {
7194 if (wpas_p2p_group_add(wpa_s, 0, 0, 0, 0))
7195 reply_len = -1;
7196 } else if (os_strncmp(buf, "P2P_GROUP_ADD ", 14) == 0) {
7197 if (p2p_ctrl_group_add(wpa_s, buf + 14))
7198 reply_len = -1;
7199 } else if (os_strncmp(buf, "P2P_PROV_DISC ", 14) == 0) {
7200 if (p2p_ctrl_prov_disc(wpa_s, buf + 14))
7201 reply_len = -1;
7202 } else if (os_strcmp(buf, "P2P_GET_PASSPHRASE") == 0) {
7203 reply_len = p2p_get_passphrase(wpa_s, reply, reply_size);
7204 } else if (os_strncmp(buf, "P2P_SERV_DISC_REQ ", 18) == 0) {
7205 reply_len = p2p_ctrl_serv_disc_req(wpa_s, buf + 18, reply,
7206 reply_size);
7207 } else if (os_strncmp(buf, "P2P_SERV_DISC_CANCEL_REQ ", 25) == 0) {
7208 if (p2p_ctrl_serv_disc_cancel_req(wpa_s, buf + 25) < 0)
7209 reply_len = -1;
7210 } else if (os_strncmp(buf, "P2P_SERV_DISC_RESP ", 19) == 0) {
7211 if (p2p_ctrl_serv_disc_resp(wpa_s, buf + 19) < 0)
7212 reply_len = -1;
7213 } else if (os_strcmp(buf, "P2P_SERVICE_UPDATE") == 0) {
7214 wpas_p2p_sd_service_update(wpa_s);
7215 } else if (os_strncmp(buf, "P2P_SERV_DISC_EXTERNAL ", 23) == 0) {
7216 if (p2p_ctrl_serv_disc_external(wpa_s, buf + 23) < 0)
7217 reply_len = -1;
7218 } else if (os_strcmp(buf, "P2P_SERVICE_FLUSH") == 0) {
7219 wpas_p2p_service_flush(wpa_s);
7220 } else if (os_strncmp(buf, "P2P_SERVICE_ADD ", 16) == 0) {
7221 if (p2p_ctrl_service_add(wpa_s, buf + 16) < 0)
7222 reply_len = -1;
7223 } else if (os_strncmp(buf, "P2P_SERVICE_DEL ", 16) == 0) {
7224 if (p2p_ctrl_service_del(wpa_s, buf + 16) < 0)
7225 reply_len = -1;
7226 } else if (os_strncmp(buf, "P2P_REJECT ", 11) == 0) {
7227 if (p2p_ctrl_reject(wpa_s, buf + 11) < 0)
7228 reply_len = -1;
7229 } else if (os_strncmp(buf, "P2P_INVITE ", 11) == 0) {
7230 if (p2p_ctrl_invite(wpa_s, buf + 11) < 0)
7231 reply_len = -1;
7232 } else if (os_strncmp(buf, "P2P_PEER ", 9) == 0) {
7233 reply_len = p2p_ctrl_peer(wpa_s, buf + 9, reply,
7234 reply_size);
7235 } else if (os_strncmp(buf, "P2P_SET ", 8) == 0) {
7236 if (p2p_ctrl_set(wpa_s, buf + 8) < 0)
7237 reply_len = -1;
7238 } else if (os_strcmp(buf, "P2P_FLUSH") == 0) {
7239 p2p_ctrl_flush(wpa_s);
7240 } else if (os_strncmp(buf, "P2P_UNAUTHORIZE ", 16) == 0) {
7241 if (wpas_p2p_unauthorize(wpa_s, buf + 16) < 0)
7242 reply_len = -1;
7243 } else if (os_strcmp(buf, "P2P_CANCEL") == 0) {
7244 if (wpas_p2p_cancel(wpa_s))
7245 reply_len = -1;
7246 } else if (os_strncmp(buf, "P2P_PRESENCE_REQ ", 17) == 0) {
7247 if (p2p_ctrl_presence_req(wpa_s, buf + 17) < 0)
7248 reply_len = -1;
7249 } else if (os_strcmp(buf, "P2P_PRESENCE_REQ") == 0) {
7250 if (p2p_ctrl_presence_req(wpa_s, "") < 0)
7251 reply_len = -1;
7252 } else if (os_strncmp(buf, "P2P_EXT_LISTEN ", 15) == 0) {
7253 if (p2p_ctrl_ext_listen(wpa_s, buf + 15) < 0)
7254 reply_len = -1;
7255 } else if (os_strcmp(buf, "P2P_EXT_LISTEN") == 0) {
7256 if (p2p_ctrl_ext_listen(wpa_s, "") < 0)
7257 reply_len = -1;
7258 } else if (os_strncmp(buf, "P2P_REMOVE_CLIENT ", 18) == 0) {
7259 if (p2p_ctrl_remove_client(wpa_s, buf + 18) < 0)
7260 reply_len = -1;
7261 #endif /* CONFIG_P2P */
7262 #ifdef CONFIG_WIFI_DISPLAY
7263 } else if (os_strncmp(buf, "WFD_SUBELEM_SET ", 16) == 0) {
7264 if (wifi_display_subelem_set(wpa_s->global, buf + 16) < 0)
7265 reply_len = -1;
7266 } else if (os_strncmp(buf, "WFD_SUBELEM_GET ", 16) == 0) {
7267 reply_len = wifi_display_subelem_get(wpa_s->global, buf + 16,
7268 reply, reply_size);
7269 #endif /* CONFIG_WIFI_DISPLAY */
7270 #ifdef CONFIG_INTERWORKING
7271 } else if (os_strcmp(buf, "FETCH_ANQP") == 0) {
7272 if (interworking_fetch_anqp(wpa_s) < 0)
7273 reply_len = -1;
7274 } else if (os_strcmp(buf, "STOP_FETCH_ANQP") == 0) {
7275 interworking_stop_fetch_anqp(wpa_s);
7276 } else if (os_strcmp(buf, "INTERWORKING_SELECT") == 0) {
7277 if (ctrl_interworking_select(wpa_s, NULL) < 0)
7278 reply_len = -1;
7279 } else if (os_strncmp(buf, "INTERWORKING_SELECT ", 20) == 0) {
7280 if (ctrl_interworking_select(wpa_s, buf + 20) < 0)
7281 reply_len = -1;
7282 } else if (os_strncmp(buf, "INTERWORKING_CONNECT ", 21) == 0) {
7283 if (ctrl_interworking_connect(wpa_s, buf + 21) < 0)
7284 reply_len = -1;
7285 } else if (os_strncmp(buf, "ANQP_GET ", 9) == 0) {
7286 if (get_anqp(wpa_s, buf + 9) < 0)
7287 reply_len = -1;
7288 } else if (os_strncmp(buf, "GAS_REQUEST ", 12) == 0) {
7289 if (gas_request(wpa_s, buf + 12) < 0)
7290 reply_len = -1;
7291 } else if (os_strncmp(buf, "GAS_RESPONSE_GET ", 17) == 0) {
7292 reply_len = gas_response_get(wpa_s, buf + 17, reply,
7293 reply_size);
7294 #endif /* CONFIG_INTERWORKING */
7295 #ifdef CONFIG_HS20
7296 } else if (os_strncmp(buf, "HS20_ANQP_GET ", 14) == 0) {
7297 if (get_hs20_anqp(wpa_s, buf + 14) < 0)
7298 reply_len = -1;
7299 } else if (os_strncmp(buf, "HS20_GET_NAI_HOME_REALM_LIST ", 29) == 0) {
7300 if (hs20_get_nai_home_realm_list(wpa_s, buf + 29) < 0)
7301 reply_len = -1;
7302 } else if (os_strncmp(buf, "HS20_ICON_REQUEST ", 18) == 0) {
7303 if (hs20_icon_request(wpa_s, buf + 18) < 0)
7304 reply_len = -1;
7305 } else if (os_strcmp(buf, "FETCH_OSU") == 0) {
7306 if (hs20_fetch_osu(wpa_s) < 0)
7307 reply_len = -1;
7308 } else if (os_strcmp(buf, "CANCEL_FETCH_OSU") == 0) {
7309 hs20_cancel_fetch_osu(wpa_s);
7310 #endif /* CONFIG_HS20 */
7311 } else if (os_strncmp(buf, WPA_CTRL_RSP, os_strlen(WPA_CTRL_RSP)) == 0)
7312 {
7313 if (wpa_supplicant_ctrl_iface_ctrl_rsp(
7314 wpa_s, buf + os_strlen(WPA_CTRL_RSP)))
7315 reply_len = -1;
7316 else {
7317 /*
7318 * Notify response from timeout to allow the control
7319 * interface response to be sent first.
7320 */
7321 eloop_register_timeout(0, 0, wpas_ctrl_eapol_response,
7322 wpa_s, NULL);
7323 }
7324 } else if (os_strcmp(buf, "RECONFIGURE") == 0) {
7325 if (wpa_supplicant_reload_configuration(wpa_s))
7326 reply_len = -1;
7327 } else if (os_strcmp(buf, "TERMINATE") == 0) {
7328 wpa_supplicant_terminate_proc(wpa_s->global);
7329 } else if (os_strncmp(buf, "BSSID ", 6) == 0) {
7330 if (wpa_supplicant_ctrl_iface_bssid(wpa_s, buf + 6))
7331 reply_len = -1;
7332 } else if (os_strncmp(buf, "BLACKLIST", 9) == 0) {
7333 reply_len = wpa_supplicant_ctrl_iface_blacklist(
7334 wpa_s, buf + 9, reply, reply_size);
7335 } else if (os_strncmp(buf, "LOG_LEVEL", 9) == 0) {
7336 reply_len = wpa_supplicant_ctrl_iface_log_level(
7337 wpa_s, buf + 9, reply, reply_size);
7338 } else if (os_strncmp(buf, "LIST_NETWORKS ", 14) == 0) {
7339 reply_len = wpa_supplicant_ctrl_iface_list_networks(
7340 wpa_s, buf + 14, reply, reply_size);
7341 } else if (os_strcmp(buf, "LIST_NETWORKS") == 0) {
7342 reply_len = wpa_supplicant_ctrl_iface_list_networks(
7343 wpa_s, NULL, reply, reply_size);
7344 } else if (os_strcmp(buf, "DISCONNECT") == 0) {
7345 #ifdef CONFIG_SME
7346 wpa_s->sme.prev_bssid_set = 0;
7347 #endif /* CONFIG_SME */
7348 wpa_s->reassociate = 0;
7349 wpa_s->disconnected = 1;
7350 wpa_supplicant_cancel_sched_scan(wpa_s);
7351 wpa_supplicant_cancel_scan(wpa_s);
7352 wpa_supplicant_deauthenticate(wpa_s,
7353 WLAN_REASON_DEAUTH_LEAVING);
7354 } else if (os_strcmp(buf, "SCAN") == 0) {
7355 wpas_ctrl_scan(wpa_s, NULL, reply, reply_size, &reply_len);
7356 } else if (os_strncmp(buf, "SCAN ", 5) == 0) {
7357 wpas_ctrl_scan(wpa_s, buf + 5, reply, reply_size, &reply_len);
7358 } else if (os_strcmp(buf, "SCAN_RESULTS") == 0) {
7359 reply_len = wpa_supplicant_ctrl_iface_scan_results(
7360 wpa_s, reply, reply_size);
7361 } else if (os_strncmp(buf, "SELECT_NETWORK ", 15) == 0) {
7362 if (wpa_supplicant_ctrl_iface_select_network(wpa_s, buf + 15))
7363 reply_len = -1;
7364 } else if (os_strncmp(buf, "ENABLE_NETWORK ", 15) == 0) {
7365 if (wpa_supplicant_ctrl_iface_enable_network(wpa_s, buf + 15))
7366 reply_len = -1;
7367 } else if (os_strncmp(buf, "DISABLE_NETWORK ", 16) == 0) {
7368 if (wpa_supplicant_ctrl_iface_disable_network(wpa_s, buf + 16))
7369 reply_len = -1;
7370 } else if (os_strcmp(buf, "ADD_NETWORK") == 0) {
7371 reply_len = wpa_supplicant_ctrl_iface_add_network(
7372 wpa_s, reply, reply_size);
7373 } else if (os_strncmp(buf, "REMOVE_NETWORK ", 15) == 0) {
7374 if (wpa_supplicant_ctrl_iface_remove_network(wpa_s, buf + 15))
7375 reply_len = -1;
7376 } else if (os_strncmp(buf, "SET_NETWORK ", 12) == 0) {
7377 if (wpa_supplicant_ctrl_iface_set_network(wpa_s, buf + 12))
7378 reply_len = -1;
7379 } else if (os_strncmp(buf, "GET_NETWORK ", 12) == 0) {
7380 reply_len = wpa_supplicant_ctrl_iface_get_network(
7381 wpa_s, buf + 12, reply, reply_size);
7382 } else if (os_strncmp(buf, "DUP_NETWORK ", 12) == 0) {
7383 if (wpa_supplicant_ctrl_iface_dup_network(wpa_s, buf + 12))
7384 reply_len = -1;
7385 } else if (os_strcmp(buf, "LIST_CREDS") == 0) {
7386 reply_len = wpa_supplicant_ctrl_iface_list_creds(
7387 wpa_s, reply, reply_size);
7388 } else if (os_strcmp(buf, "ADD_CRED") == 0) {
7389 reply_len = wpa_supplicant_ctrl_iface_add_cred(
7390 wpa_s, reply, reply_size);
7391 } else if (os_strncmp(buf, "REMOVE_CRED ", 12) == 0) {
7392 if (wpa_supplicant_ctrl_iface_remove_cred(wpa_s, buf + 12))
7393 reply_len = -1;
7394 } else if (os_strncmp(buf, "SET_CRED ", 9) == 0) {
7395 if (wpa_supplicant_ctrl_iface_set_cred(wpa_s, buf + 9))
7396 reply_len = -1;
7397 } else if (os_strncmp(buf, "GET_CRED ", 9) == 0) {
7398 reply_len = wpa_supplicant_ctrl_iface_get_cred(wpa_s, buf + 9,
7399 reply,
7400 reply_size);
7401 #ifndef CONFIG_NO_CONFIG_WRITE
7402 } else if (os_strcmp(buf, "SAVE_CONFIG") == 0) {
7403 if (wpa_supplicant_ctrl_iface_save_config(wpa_s))
7404 reply_len = -1;
7405 #endif /* CONFIG_NO_CONFIG_WRITE */
7406 } else if (os_strncmp(buf, "GET_CAPABILITY ", 15) == 0) {
7407 reply_len = wpa_supplicant_ctrl_iface_get_capability(
7408 wpa_s, buf + 15, reply, reply_size);
7409 } else if (os_strncmp(buf, "AP_SCAN ", 8) == 0) {
7410 if (wpa_supplicant_ctrl_iface_ap_scan(wpa_s, buf + 8))
7411 reply_len = -1;
7412 } else if (os_strncmp(buf, "SCAN_INTERVAL ", 14) == 0) {
7413 if (wpa_supplicant_ctrl_iface_scan_interval(wpa_s, buf + 14))
7414 reply_len = -1;
7415 } else if (os_strcmp(buf, "INTERFACE_LIST") == 0) {
7416 reply_len = wpa_supplicant_global_iface_list(
7417 wpa_s->global, reply, reply_size);
7418 } else if (os_strcmp(buf, "INTERFACES") == 0) {
7419 reply_len = wpa_supplicant_global_iface_interfaces(
7420 wpa_s->global, reply, reply_size);
7421 } else if (os_strncmp(buf, "BSS ", 4) == 0) {
7422 reply_len = wpa_supplicant_ctrl_iface_bss(
7423 wpa_s, buf + 4, reply, reply_size);
7424 #ifdef CONFIG_AP
7425 } else if (os_strcmp(buf, "STA-FIRST") == 0) {
7426 reply_len = ap_ctrl_iface_sta_first(wpa_s, reply, reply_size);
7427 } else if (os_strncmp(buf, "STA ", 4) == 0) {
7428 reply_len = ap_ctrl_iface_sta(wpa_s, buf + 4, reply,
7429 reply_size);
7430 } else if (os_strncmp(buf, "STA-NEXT ", 9) == 0) {
7431 reply_len = ap_ctrl_iface_sta_next(wpa_s, buf + 9, reply,
7432 reply_size);
7433 } else if (os_strncmp(buf, "DEAUTHENTICATE ", 15) == 0) {
7434 if (ap_ctrl_iface_sta_deauthenticate(wpa_s, buf + 15))
7435 reply_len = -1;
7436 } else if (os_strncmp(buf, "DISASSOCIATE ", 13) == 0) {
7437 if (ap_ctrl_iface_sta_disassociate(wpa_s, buf + 13))
7438 reply_len = -1;
7439 } else if (os_strncmp(buf, "CHAN_SWITCH ", 12) == 0) {
7440 if (ap_ctrl_iface_chanswitch(wpa_s, buf + 12))
7441 reply_len = -1;
7442 #endif /* CONFIG_AP */
7443 } else if (os_strcmp(buf, "SUSPEND") == 0) {
7444 wpas_notify_suspend(wpa_s->global);
7445 } else if (os_strcmp(buf, "RESUME") == 0) {
7446 wpas_notify_resume(wpa_s->global);
7447 #ifdef CONFIG_TESTING_OPTIONS
7448 } else if (os_strcmp(buf, "DROP_SA") == 0) {
7449 wpa_supplicant_ctrl_iface_drop_sa(wpa_s);
7450 #endif /* CONFIG_TESTING_OPTIONS */
7451 } else if (os_strncmp(buf, "ROAM ", 5) == 0) {
7452 if (wpa_supplicant_ctrl_iface_roam(wpa_s, buf + 5))
7453 reply_len = -1;
7454 } else if (os_strncmp(buf, "STA_AUTOCONNECT ", 16) == 0) {
7455 if (wpa_supplicant_ctrl_iface_sta_autoconnect(wpa_s, buf + 16))
7456 reply_len = -1;
7457 } else if (os_strncmp(buf, "BSS_EXPIRE_AGE ", 15) == 0) {
7458 if (wpa_supplicant_ctrl_iface_bss_expire_age(wpa_s, buf + 15))
7459 reply_len = -1;
7460 } else if (os_strncmp(buf, "BSS_EXPIRE_COUNT ", 17) == 0) {
7461 if (wpa_supplicant_ctrl_iface_bss_expire_count(wpa_s,
7462 buf + 17))
7463 reply_len = -1;
7464 } else if (os_strncmp(buf, "BSS_FLUSH ", 10) == 0) {
7465 if (wpa_supplicant_ctrl_iface_bss_flush(wpa_s, buf + 10))
7466 reply_len = -1;
7467 #ifdef CONFIG_TDLS
7468 } else if (os_strncmp(buf, "TDLS_DISCOVER ", 14) == 0) {
7469 if (wpa_supplicant_ctrl_iface_tdls_discover(wpa_s, buf + 14))
7470 reply_len = -1;
7471 } else if (os_strncmp(buf, "TDLS_SETUP ", 11) == 0) {
7472 if (wpa_supplicant_ctrl_iface_tdls_setup(wpa_s, buf + 11))
7473 reply_len = -1;
7474 } else if (os_strncmp(buf, "TDLS_TEARDOWN ", 14) == 0) {
7475 if (wpa_supplicant_ctrl_iface_tdls_teardown(wpa_s, buf + 14))
7476 reply_len = -1;
7477 #endif /* CONFIG_TDLS */
7478 } else if (os_strcmp(buf, "WMM_AC_STATUS") == 0) {
7479 reply_len = wpas_wmm_ac_status(wpa_s, reply, reply_size);
7480 } else if (os_strncmp(buf, "WMM_AC_ADDTS ", 13) == 0) {
7481 if (wmm_ac_ctrl_addts(wpa_s, buf + 13))
7482 reply_len = -1;
7483 } else if (os_strncmp(buf, "WMM_AC_DELTS ", 13) == 0) {
7484 if (wmm_ac_ctrl_delts(wpa_s, buf + 13))
7485 reply_len = -1;
7486 } else if (os_strncmp(buf, "SIGNAL_POLL", 11) == 0) {
7487 reply_len = wpa_supplicant_signal_poll(wpa_s, reply,
7488 reply_size);
7489 } else if (os_strncmp(buf, "PKTCNT_POLL", 11) == 0) {
7490 reply_len = wpa_supplicant_pktcnt_poll(wpa_s, reply,
7491 reply_size);
7492 #ifdef CONFIG_AUTOSCAN
7493 } else if (os_strncmp(buf, "AUTOSCAN ", 9) == 0) {
7494 if (wpa_supplicant_ctrl_iface_autoscan(wpa_s, buf + 9))
7495 reply_len = -1;
7496 #endif /* CONFIG_AUTOSCAN */
7497 #ifdef ANDROID
7498 } else if (os_strncmp(buf, "DRIVER ", 7) == 0) {
7499 reply_len = wpa_supplicant_driver_cmd(wpa_s, buf + 7, reply,
7500 reply_size);
7501 #endif /* ANDROID */
7502 } else if (os_strncmp(buf, "VENDOR ", 7) == 0) {
7503 reply_len = wpa_supplicant_vendor_cmd(wpa_s, buf + 7, reply,
7504 reply_size);
7505 } else if (os_strcmp(buf, "REAUTHENTICATE") == 0) {
7506 pmksa_cache_clear_current(wpa_s->wpa);
7507 eapol_sm_request_reauth(wpa_s->eapol);
7508 #ifdef CONFIG_WNM
7509 } else if (os_strncmp(buf, "WNM_SLEEP ", 10) == 0) {
7510 if (wpas_ctrl_iface_wnm_sleep(wpa_s, buf + 10))
7511 reply_len = -1;
7512 } else if (os_strncmp(buf, "WNM_BSS_QUERY ", 10) == 0) {
7513 if (wpas_ctrl_iface_wnm_bss_query(wpa_s, buf + 10))
7514 reply_len = -1;
7515 #endif /* CONFIG_WNM */
7516 } else if (os_strcmp(buf, "FLUSH") == 0) {
7517 wpa_supplicant_ctrl_iface_flush(wpa_s);
7518 } else if (os_strncmp(buf, "RADIO_WORK ", 11) == 0) {
7519 reply_len = wpas_ctrl_radio_work(wpa_s, buf + 11, reply,
7520 reply_size);
7521 #ifdef CONFIG_TESTING_OPTIONS
7522 } else if (os_strncmp(buf, "MGMT_TX ", 8) == 0) {
7523 if (wpas_ctrl_iface_mgmt_tx(wpa_s, buf + 8) < 0)
7524 reply_len = -1;
7525 } else if (os_strcmp(buf, "MGMT_TX_DONE") == 0) {
7526 wpas_ctrl_iface_mgmt_tx_done(wpa_s);
7527 } else if (os_strncmp(buf, "DRIVER_EVENT ", 13) == 0) {
7528 if (wpas_ctrl_iface_driver_event(wpa_s, buf + 13) < 0)
7529 reply_len = -1;
7530 } else if (os_strncmp(buf, "EAPOL_RX ", 9) == 0) {
7531 if (wpas_ctrl_iface_eapol_rx(wpa_s, buf + 9) < 0)
7532 reply_len = -1;
7533 } else if (os_strncmp(buf, "DATA_TEST_CONFIG ", 17) == 0) {
7534 if (wpas_ctrl_iface_data_test_config(wpa_s, buf + 17) < 0)
7535 reply_len = -1;
7536 } else if (os_strncmp(buf, "DATA_TEST_TX ", 13) == 0) {
7537 if (wpas_ctrl_iface_data_test_tx(wpa_s, buf + 13) < 0)
7538 reply_len = -1;
7539 } else if (os_strncmp(buf, "DATA_TEST_FRAME ", 16) == 0) {
7540 if (wpas_ctrl_iface_data_test_frame(wpa_s, buf + 16) < 0)
7541 reply_len = -1;
7542 #endif /* CONFIG_TESTING_OPTIONS */
7543 } else if (os_strncmp(buf, "VENDOR_ELEM_ADD ", 16) == 0) {
7544 if (wpas_ctrl_vendor_elem_add(wpa_s, buf + 16) < 0)
7545 reply_len = -1;
7546 } else if (os_strncmp(buf, "VENDOR_ELEM_GET ", 16) == 0) {
7547 reply_len = wpas_ctrl_vendor_elem_get(wpa_s, buf + 16, reply,
7548 reply_size);
7549 } else if (os_strncmp(buf, "VENDOR_ELEM_REMOVE ", 19) == 0) {
7550 if (wpas_ctrl_vendor_elem_remove(wpa_s, buf + 19) < 0)
7551 reply_len = -1;
7552 } else if (os_strncmp(buf, "NEIGHBOR_REP_REQUEST", 20) == 0) {
7553 if (wpas_ctrl_iface_send_neigbor_rep(wpa_s, buf + 20))
7554 reply_len = -1;
7555 } else if (os_strcmp(buf, "ERP_FLUSH") == 0) {
7556 wpas_ctrl_iface_erp_flush(wpa_s);
7557 } else {
7558 os_memcpy(reply, "UNKNOWN COMMAND\n", 16);
7559 reply_len = 16;
7560 }
7561
7562 if (reply_len < 0) {
7563 os_memcpy(reply, "FAIL\n", 5);
7564 reply_len = 5;
7565 }
7566
7567 *resp_len = reply_len;
7568 return reply;
7569 }
7570
7571
7572 static int wpa_supplicant_global_iface_add(struct wpa_global *global,
7573 char *cmd)
7574 {
7575 struct wpa_interface iface;
7576 char *pos;
7577
7578 /*
7579 * <ifname>TAB<confname>TAB<driver>TAB<ctrl_interface>TAB<driver_param>
7580 * TAB<bridge_ifname>
7581 */
7582 wpa_printf(MSG_DEBUG, "CTRL_IFACE GLOBAL INTERFACE_ADD '%s'", cmd);
7583
7584 os_memset(&iface, 0, sizeof(iface));
7585
7586 do {
7587 iface.ifname = pos = cmd;
7588 pos = os_strchr(pos, '\t');
7589 if (pos)
7590 *pos++ = '\0';
7591 if (iface.ifname[0] == '\0')
7592 return -1;
7593 if (pos == NULL)
7594 break;
7595
7596 iface.confname = pos;
7597 pos = os_strchr(pos, '\t');
7598 if (pos)
7599 *pos++ = '\0';
7600 if (iface.confname[0] == '\0')
7601 iface.confname = NULL;
7602 if (pos == NULL)
7603 break;
7604
7605 iface.driver = pos;
7606 pos = os_strchr(pos, '\t');
7607 if (pos)
7608 *pos++ = '\0';
7609 if (iface.driver[0] == '\0')
7610 iface.driver = NULL;
7611 if (pos == NULL)
7612 break;
7613
7614 iface.ctrl_interface = pos;
7615 pos = os_strchr(pos, '\t');
7616 if (pos)
7617 *pos++ = '\0';
7618 if (iface.ctrl_interface[0] == '\0')
7619 iface.ctrl_interface = NULL;
7620 if (pos == NULL)
7621 break;
7622
7623 iface.driver_param = pos;
7624 pos = os_strchr(pos, '\t');
7625 if (pos)
7626 *pos++ = '\0';
7627 if (iface.driver_param[0] == '\0')
7628 iface.driver_param = NULL;
7629 if (pos == NULL)
7630 break;
7631
7632 iface.bridge_ifname = pos;
7633 pos = os_strchr(pos, '\t');
7634 if (pos)
7635 *pos++ = '\0';
7636 if (iface.bridge_ifname[0] == '\0')
7637 iface.bridge_ifname = NULL;
7638 if (pos == NULL)
7639 break;
7640 } while (0);
7641
7642 if (wpa_supplicant_get_iface(global, iface.ifname))
7643 return -1;
7644
7645 return wpa_supplicant_add_iface(global, &iface) ? 0 : -1;
7646 }
7647
7648
7649 static int wpa_supplicant_global_iface_remove(struct wpa_global *global,
7650 char *cmd)
7651 {
7652 struct wpa_supplicant *wpa_s;
7653
7654 wpa_printf(MSG_DEBUG, "CTRL_IFACE GLOBAL INTERFACE_REMOVE '%s'", cmd);
7655
7656 wpa_s = wpa_supplicant_get_iface(global, cmd);
7657 if (wpa_s == NULL)
7658 return -1;
7659 return wpa_supplicant_remove_iface(global, wpa_s, 0);
7660 }
7661
7662
7663 static void wpa_free_iface_info(struct wpa_interface_info *iface)
7664 {
7665 struct wpa_interface_info *prev;
7666
7667 while (iface) {
7668 prev = iface;
7669 iface = iface->next;
7670
7671 os_free(prev->ifname);
7672 os_free(prev->desc);
7673 os_free(prev);
7674 }
7675 }
7676
7677
7678 static int wpa_supplicant_global_iface_list(struct wpa_global *global,
7679 char *buf, int len)
7680 {
7681 int i, res;
7682 struct wpa_interface_info *iface = NULL, *last = NULL, *tmp;
7683 char *pos, *end;
7684
7685 for (i = 0; wpa_drivers[i]; i++) {
7686 struct wpa_driver_ops *drv = wpa_drivers[i];
7687 if (drv->get_interfaces == NULL)
7688 continue;
7689 tmp = drv->get_interfaces(global->drv_priv[i]);
7690 if (tmp == NULL)
7691 continue;
7692
7693 if (last == NULL)
7694 iface = last = tmp;
7695 else
7696 last->next = tmp;
7697 while (last->next)
7698 last = last->next;
7699 }
7700
7701 pos = buf;
7702 end = buf + len;
7703 for (tmp = iface; tmp; tmp = tmp->next) {
7704 res = os_snprintf(pos, end - pos, "%s\t%s\t%s\n",
7705 tmp->drv_name, tmp->ifname,
7706 tmp->desc ? tmp->desc : "");
7707 if (os_snprintf_error(end - pos, res)) {
7708 *pos = '\0';
7709 break;
7710 }
7711 pos += res;
7712 }
7713
7714 wpa_free_iface_info(iface);
7715
7716 return pos - buf;
7717 }
7718
7719
7720 static int wpa_supplicant_global_iface_interfaces(struct wpa_global *global,
7721 char *buf, int len)
7722 {
7723 int res;
7724 char *pos, *end;
7725 struct wpa_supplicant *wpa_s;
7726
7727 wpa_s = global->ifaces;
7728 pos = buf;
7729 end = buf + len;
7730
7731 while (wpa_s) {
7732 res = os_snprintf(pos, end - pos, "%s\n", wpa_s->ifname);
7733 if (os_snprintf_error(end - pos, res)) {
7734 *pos = '\0';
7735 break;
7736 }
7737 pos += res;
7738 wpa_s = wpa_s->next;
7739 }
7740 return pos - buf;
7741 }
7742
7743
7744 static char * wpas_global_ctrl_iface_ifname(struct wpa_global *global,
7745 const char *ifname,
7746 char *cmd, size_t *resp_len)
7747 {
7748 struct wpa_supplicant *wpa_s;
7749
7750 for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next) {
7751 if (os_strcmp(ifname, wpa_s->ifname) == 0)
7752 break;
7753 }
7754
7755 if (wpa_s == NULL) {
7756 char *resp = os_strdup("FAIL-NO-IFNAME-MATCH\n");
7757 if (resp)
7758 *resp_len = os_strlen(resp);
7759 else
7760 *resp_len = 1;
7761 return resp;
7762 }
7763
7764 return wpa_supplicant_ctrl_iface_process(wpa_s, cmd, resp_len);
7765 }
7766
7767
7768 static char * wpas_global_ctrl_iface_redir_p2p(struct wpa_global *global,
7769 char *buf, size_t *resp_len)
7770 {
7771 #ifdef CONFIG_P2P
7772 static const char * cmd[] = {
7773 "LIST_NETWORKS",
7774 "P2P_FIND",
7775 "P2P_STOP_FIND",
7776 "P2P_LISTEN",
7777 "P2P_GROUP_ADD",
7778 "P2P_GET_PASSPHRASE",
7779 "P2P_SERVICE_UPDATE",
7780 "P2P_SERVICE_FLUSH",
7781 "P2P_FLUSH",
7782 "P2P_CANCEL",
7783 "P2P_PRESENCE_REQ",
7784 "P2P_EXT_LISTEN",
7785 NULL
7786 };
7787 static const char * prefix[] = {
7788 #ifdef ANDROID
7789 "DRIVER ",
7790 #endif /* ANDROID */
7791 "GET_NETWORK ",
7792 "REMOVE_NETWORK ",
7793 "P2P_FIND ",
7794 "P2P_CONNECT ",
7795 "P2P_LISTEN ",
7796 "P2P_GROUP_REMOVE ",
7797 "P2P_GROUP_ADD ",
7798 "P2P_PROV_DISC ",
7799 "P2P_SERV_DISC_REQ ",
7800 "P2P_SERV_DISC_CANCEL_REQ ",
7801 "P2P_SERV_DISC_RESP ",
7802 "P2P_SERV_DISC_EXTERNAL ",
7803 "P2P_SERVICE_ADD ",
7804 "P2P_SERVICE_DEL ",
7805 "P2P_REJECT ",
7806 "P2P_INVITE ",
7807 "P2P_PEER ",
7808 "P2P_SET ",
7809 "P2P_UNAUTHORIZE ",
7810 "P2P_PRESENCE_REQ ",
7811 "P2P_EXT_LISTEN ",
7812 "P2P_REMOVE_CLIENT ",
7813 "NFC_GET_HANDOVER_SEL ",
7814 "NFC_GET_HANDOVER_REQ ",
7815 "NFC_REPORT_HANDOVER ",
7816 NULL
7817 };
7818 int found = 0;
7819 int i;
7820
7821 if (global->p2p_init_wpa_s == NULL)
7822 return NULL;
7823
7824 for (i = 0; !found && cmd[i]; i++) {
7825 if (os_strcmp(buf, cmd[i]) == 0)
7826 found = 1;
7827 }
7828
7829 for (i = 0; !found && prefix[i]; i++) {
7830 if (os_strncmp(buf, prefix[i], os_strlen(prefix[i])) == 0)
7831 found = 1;
7832 }
7833
7834 if (found)
7835 return wpa_supplicant_ctrl_iface_process(global->p2p_init_wpa_s,
7836 buf, resp_len);
7837 #endif /* CONFIG_P2P */
7838 return NULL;
7839 }
7840
7841
7842 static char * wpas_global_ctrl_iface_redir_wfd(struct wpa_global *global,
7843 char *buf, size_t *resp_len)
7844 {
7845 #ifdef CONFIG_WIFI_DISPLAY
7846 if (global->p2p_init_wpa_s == NULL)
7847 return NULL;
7848 if (os_strncmp(buf, "WFD_SUBELEM_SET ", 16) == 0 ||
7849 os_strncmp(buf, "WFD_SUBELEM_GET ", 16) == 0)
7850 return wpa_supplicant_ctrl_iface_process(global->p2p_init_wpa_s,
7851 buf, resp_len);
7852 #endif /* CONFIG_WIFI_DISPLAY */
7853 return NULL;
7854 }
7855
7856
7857 static char * wpas_global_ctrl_iface_redir(struct wpa_global *global,
7858 char *buf, size_t *resp_len)
7859 {
7860 char *ret;
7861
7862 ret = wpas_global_ctrl_iface_redir_p2p(global, buf, resp_len);
7863 if (ret)
7864 return ret;
7865
7866 ret = wpas_global_ctrl_iface_redir_wfd(global, buf, resp_len);
7867 if (ret)
7868 return ret;
7869
7870 return NULL;
7871 }
7872
7873
7874 static int wpas_global_ctrl_iface_set(struct wpa_global *global, char *cmd)
7875 {
7876 char *value;
7877
7878 value = os_strchr(cmd, ' ');
7879 if (value == NULL)
7880 return -1;
7881 *value++ = '\0';
7882
7883 wpa_printf(MSG_DEBUG, "GLOBAL_CTRL_IFACE SET '%s'='%s'", cmd, value);
7884
7885 #ifdef CONFIG_WIFI_DISPLAY
7886 if (os_strcasecmp(cmd, "wifi_display") == 0) {
7887 wifi_display_enable(global, !!atoi(value));
7888 return 0;
7889 }
7890 #endif /* CONFIG_WIFI_DISPLAY */
7891
7892 /* Restore cmd to its original value to allow redirection */
7893 value[-1] = ' ';
7894
7895 return -1;
7896 }
7897
7898
7899 #ifndef CONFIG_NO_CONFIG_WRITE
7900 static int wpas_global_ctrl_iface_save_config(struct wpa_global *global)
7901 {
7902 int ret = 0, saved = 0;
7903 struct wpa_supplicant *wpa_s;
7904
7905 for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next) {
7906 if (!wpa_s->conf->update_config) {
7907 wpa_dbg(wpa_s, MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Not allowed to update configuration (update_config=0)");
7908 continue;
7909 }
7910
7911 if (wpa_config_write(wpa_s->confname, wpa_s->conf)) {
7912 wpa_dbg(wpa_s, MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Failed to update configuration");
7913 ret = 1;
7914 } else {
7915 wpa_dbg(wpa_s, MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Configuration updated");
7916 saved++;
7917 }
7918 }
7919
7920 if (!saved && !ret) {
7921 wpa_dbg(wpa_s, MSG_DEBUG,
7922 "CTRL_IFACE: SAVE_CONFIG - No configuration files could be updated");
7923 ret = 1;
7924 }
7925
7926 return ret;
7927 }
7928 #endif /* CONFIG_NO_CONFIG_WRITE */
7929
7930
7931 static int wpas_global_ctrl_iface_status(struct wpa_global *global,
7932 char *buf, size_t buflen)
7933 {
7934 char *pos, *end;
7935 int ret;
7936 struct wpa_supplicant *wpa_s;
7937
7938 pos = buf;
7939 end = buf + buflen;
7940
7941 #ifdef CONFIG_P2P
7942 if (global->p2p && !global->p2p_disabled) {
7943 ret = os_snprintf(pos, end - pos, "p2p_device_address=" MACSTR
7944 "\n"
7945 "p2p_state=%s\n",
7946 MAC2STR(global->p2p_dev_addr),
7947 p2p_get_state_txt(global->p2p));
7948 if (os_snprintf_error(end - pos, ret))
7949 return pos - buf;
7950 pos += ret;
7951 } else if (global->p2p) {
7952 ret = os_snprintf(pos, end - pos, "p2p_state=DISABLED\n");
7953 if (os_snprintf_error(end - pos, ret))
7954 return pos - buf;
7955 pos += ret;
7956 }
7957 #endif /* CONFIG_P2P */
7958
7959 #ifdef CONFIG_WIFI_DISPLAY
7960 ret = os_snprintf(pos, end - pos, "wifi_display=%d\n",
7961 !!global->wifi_display);
7962 if (os_snprintf_error(end - pos, ret))
7963 return pos - buf;
7964 pos += ret;
7965 #endif /* CONFIG_WIFI_DISPLAY */
7966
7967 for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next) {
7968 ret = os_snprintf(pos, end - pos, "ifname=%s\n"
7969 "address=" MACSTR "\n",
7970 wpa_s->ifname, MAC2STR(wpa_s->own_addr));
7971 if (os_snprintf_error(end - pos, ret))
7972 return pos - buf;
7973 pos += ret;
7974 }
7975
7976 return pos - buf;
7977 }
7978
7979
7980 char * wpa_supplicant_global_ctrl_iface_process(struct wpa_global *global,
7981 char *buf, size_t *resp_len)
7982 {
7983 char *reply;
7984 const int reply_size = 2048;
7985 int reply_len;
7986 int level = MSG_DEBUG;
7987
7988 if (os_strncmp(buf, "IFNAME=", 7) == 0) {
7989 char *pos = os_strchr(buf + 7, ' ');
7990 if (pos) {
7991 *pos++ = '\0';
7992 return wpas_global_ctrl_iface_ifname(global,
7993 buf + 7, pos,
7994 resp_len);
7995 }
7996 }
7997
7998 reply = wpas_global_ctrl_iface_redir(global, buf, resp_len);
7999 if (reply)
8000 return reply;
8001
8002 if (os_strcmp(buf, "PING") == 0)
8003 level = MSG_EXCESSIVE;
8004 wpa_hexdump_ascii(level, "RX global ctrl_iface",
8005 (const u8 *) buf, os_strlen(buf));
8006
8007 reply = os_malloc(reply_size);
8008 if (reply == NULL) {
8009 *resp_len = 1;
8010 return NULL;
8011 }
8012
8013 os_memcpy(reply, "OK\n", 3);
8014 reply_len = 3;
8015
8016 if (os_strcmp(buf, "PING") == 0) {
8017 os_memcpy(reply, "PONG\n", 5);
8018 reply_len = 5;
8019 } else if (os_strncmp(buf, "INTERFACE_ADD ", 14) == 0) {
8020 if (wpa_supplicant_global_iface_add(global, buf + 14))
8021 reply_len = -1;
8022 } else if (os_strncmp(buf, "INTERFACE_REMOVE ", 17) == 0) {
8023 if (wpa_supplicant_global_iface_remove(global, buf + 17))
8024 reply_len = -1;
8025 } else if (os_strcmp(buf, "INTERFACE_LIST") == 0) {
8026 reply_len = wpa_supplicant_global_iface_list(
8027 global, reply, reply_size);
8028 } else if (os_strcmp(buf, "INTERFACES") == 0) {
8029 reply_len = wpa_supplicant_global_iface_interfaces(
8030 global, reply, reply_size);
8031 } else if (os_strcmp(buf, "TERMINATE") == 0) {
8032 wpa_supplicant_terminate_proc(global);
8033 } else if (os_strcmp(buf, "SUSPEND") == 0) {
8034 wpas_notify_suspend(global);
8035 } else if (os_strcmp(buf, "RESUME") == 0) {
8036 wpas_notify_resume(global);
8037 } else if (os_strncmp(buf, "SET ", 4) == 0) {
8038 if (wpas_global_ctrl_iface_set(global, buf + 4)) {
8039 #ifdef CONFIG_P2P
8040 if (global->p2p_init_wpa_s) {
8041 os_free(reply);
8042 /* Check if P2P redirection would work for this
8043 * command. */
8044 return wpa_supplicant_ctrl_iface_process(
8045 global->p2p_init_wpa_s,
8046 buf, resp_len);
8047 }
8048 #endif /* CONFIG_P2P */
8049 reply_len = -1;
8050 }
8051 #ifndef CONFIG_NO_CONFIG_WRITE
8052 } else if (os_strcmp(buf, "SAVE_CONFIG") == 0) {
8053 if (wpas_global_ctrl_iface_save_config(global))
8054 reply_len = -1;
8055 #endif /* CONFIG_NO_CONFIG_WRITE */
8056 } else if (os_strcmp(buf, "STATUS") == 0) {
8057 reply_len = wpas_global_ctrl_iface_status(global, reply,
8058 reply_size);
8059 #ifdef CONFIG_MODULE_TESTS
8060 } else if (os_strcmp(buf, "MODULE_TESTS") == 0) {
8061 int wpas_module_tests(void);
8062 if (wpas_module_tests() < 0)
8063 reply_len = -1;
8064 #endif /* CONFIG_MODULE_TESTS */
8065 } else if (os_strncmp(buf, "RELOG", 5) == 0) {
8066 if (wpa_debug_reopen_file() < 0)
8067 reply_len = -1;
8068 } else {
8069 os_memcpy(reply, "UNKNOWN COMMAND\n", 16);
8070 reply_len = 16;
8071 }
8072
8073 if (reply_len < 0) {
8074 os_memcpy(reply, "FAIL\n", 5);
8075 reply_len = 5;
8076 }
8077
8078 *resp_len = reply_len;
8079 return reply;
8080 }
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