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Move network add/remove operations to a common function
[thirdparty/hostap.git] / wpa_supplicant / ctrl_iface.c
1 /*
2 * WPA Supplicant / Control interface (shared code for all backends)
3 * Copyright (c) 2004-2015, 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 "utils/module_tests.h"
19 #include "common/version.h"
20 #include "common/ieee802_11_defs.h"
21 #include "common/ieee802_11_common.h"
22 #include "common/wpa_ctrl.h"
23 #include "crypto/tls.h"
24 #include "ap/hostapd.h"
25 #include "eap_peer/eap.h"
26 #include "eapol_supp/eapol_supp_sm.h"
27 #include "rsn_supp/wpa.h"
28 #include "rsn_supp/preauth.h"
29 #include "rsn_supp/pmksa_cache.h"
30 #include "l2_packet/l2_packet.h"
31 #include "wps/wps.h"
32 #include "fst/fst.h"
33 #include "fst/fst_ctrl_iface.h"
34 #include "config.h"
35 #include "wpa_supplicant_i.h"
36 #include "driver_i.h"
37 #include "wps_supplicant.h"
38 #include "ibss_rsn.h"
39 #include "ap.h"
40 #include "p2p_supplicant.h"
41 #include "p2p/p2p.h"
42 #include "hs20_supplicant.h"
43 #include "wifi_display.h"
44 #include "notify.h"
45 #include "bss.h"
46 #include "scan.h"
47 #include "ctrl_iface.h"
48 #include "interworking.h"
49 #include "blacklist.h"
50 #include "autoscan.h"
51 #include "wnm_sta.h"
52 #include "offchannel.h"
53 #include "drivers/driver.h"
54 #include "mesh.h"
55
56 static int wpa_supplicant_global_iface_list(struct wpa_global *global,
57 char *buf, int len);
58 static int wpa_supplicant_global_iface_interfaces(struct wpa_global *global,
59 const char *input,
60 char *buf, int len);
61 static int * freq_range_to_channel_list(struct wpa_supplicant *wpa_s,
62 char *val);
63
64 static int set_bssid_filter(struct wpa_supplicant *wpa_s, char *val)
65 {
66 char *pos;
67 u8 addr[ETH_ALEN], *filter = NULL, *n;
68 size_t count = 0;
69
70 pos = val;
71 while (pos) {
72 if (*pos == '\0')
73 break;
74 if (hwaddr_aton(pos, addr)) {
75 os_free(filter);
76 return -1;
77 }
78 n = os_realloc_array(filter, count + 1, ETH_ALEN);
79 if (n == NULL) {
80 os_free(filter);
81 return -1;
82 }
83 filter = n;
84 os_memcpy(filter + count * ETH_ALEN, addr, ETH_ALEN);
85 count++;
86
87 pos = os_strchr(pos, ' ');
88 if (pos)
89 pos++;
90 }
91
92 wpa_hexdump(MSG_DEBUG, "bssid_filter", filter, count * ETH_ALEN);
93 os_free(wpa_s->bssid_filter);
94 wpa_s->bssid_filter = filter;
95 wpa_s->bssid_filter_count = count;
96
97 return 0;
98 }
99
100
101 static int set_disallow_aps(struct wpa_supplicant *wpa_s, char *val)
102 {
103 char *pos;
104 u8 addr[ETH_ALEN], *bssid = NULL, *n;
105 struct wpa_ssid_value *ssid = NULL, *ns;
106 size_t count = 0, ssid_count = 0;
107 struct wpa_ssid *c;
108
109 /*
110 * disallow_list ::= <ssid_spec> | <bssid_spec> | <disallow_list> | ""
111 * SSID_SPEC ::= ssid <SSID_HEX>
112 * BSSID_SPEC ::= bssid <BSSID_HEX>
113 */
114
115 pos = val;
116 while (pos) {
117 if (*pos == '\0')
118 break;
119 if (os_strncmp(pos, "bssid ", 6) == 0) {
120 int res;
121 pos += 6;
122 res = hwaddr_aton2(pos, addr);
123 if (res < 0) {
124 os_free(ssid);
125 os_free(bssid);
126 wpa_printf(MSG_DEBUG, "Invalid disallow_aps "
127 "BSSID value '%s'", pos);
128 return -1;
129 }
130 pos += res;
131 n = os_realloc_array(bssid, count + 1, ETH_ALEN);
132 if (n == NULL) {
133 os_free(ssid);
134 os_free(bssid);
135 return -1;
136 }
137 bssid = n;
138 os_memcpy(bssid + count * ETH_ALEN, addr, ETH_ALEN);
139 count++;
140 } else if (os_strncmp(pos, "ssid ", 5) == 0) {
141 char *end;
142 pos += 5;
143
144 end = pos;
145 while (*end) {
146 if (*end == '\0' || *end == ' ')
147 break;
148 end++;
149 }
150
151 ns = os_realloc_array(ssid, ssid_count + 1,
152 sizeof(struct wpa_ssid_value));
153 if (ns == NULL) {
154 os_free(ssid);
155 os_free(bssid);
156 return -1;
157 }
158 ssid = ns;
159
160 if ((end - pos) & 0x01 ||
161 end - pos > 2 * SSID_MAX_LEN ||
162 hexstr2bin(pos, ssid[ssid_count].ssid,
163 (end - pos) / 2) < 0) {
164 os_free(ssid);
165 os_free(bssid);
166 wpa_printf(MSG_DEBUG, "Invalid disallow_aps "
167 "SSID value '%s'", pos);
168 return -1;
169 }
170 ssid[ssid_count].ssid_len = (end - pos) / 2;
171 wpa_hexdump_ascii(MSG_DEBUG, "disallow_aps SSID",
172 ssid[ssid_count].ssid,
173 ssid[ssid_count].ssid_len);
174 ssid_count++;
175 pos = end;
176 } else {
177 wpa_printf(MSG_DEBUG, "Unexpected disallow_aps value "
178 "'%s'", pos);
179 os_free(ssid);
180 os_free(bssid);
181 return -1;
182 }
183
184 pos = os_strchr(pos, ' ');
185 if (pos)
186 pos++;
187 }
188
189 wpa_hexdump(MSG_DEBUG, "disallow_aps_bssid", bssid, count * ETH_ALEN);
190 os_free(wpa_s->disallow_aps_bssid);
191 wpa_s->disallow_aps_bssid = bssid;
192 wpa_s->disallow_aps_bssid_count = count;
193
194 wpa_printf(MSG_DEBUG, "disallow_aps_ssid_count %d", (int) ssid_count);
195 os_free(wpa_s->disallow_aps_ssid);
196 wpa_s->disallow_aps_ssid = ssid;
197 wpa_s->disallow_aps_ssid_count = ssid_count;
198
199 if (!wpa_s->current_ssid || wpa_s->wpa_state < WPA_AUTHENTICATING)
200 return 0;
201
202 c = wpa_s->current_ssid;
203 if (c->mode != WPAS_MODE_INFRA && c->mode != WPAS_MODE_IBSS)
204 return 0;
205
206 if (!disallowed_bssid(wpa_s, wpa_s->bssid) &&
207 !disallowed_ssid(wpa_s, c->ssid, c->ssid_len))
208 return 0;
209
210 wpa_printf(MSG_DEBUG, "Disconnect and try to find another network "
211 "because current AP was marked disallowed");
212
213 #ifdef CONFIG_SME
214 wpa_s->sme.prev_bssid_set = 0;
215 #endif /* CONFIG_SME */
216 wpa_s->reassociate = 1;
217 wpa_s->own_disconnect_req = 1;
218 wpa_supplicant_deauthenticate(wpa_s, WLAN_REASON_DEAUTH_LEAVING);
219 wpa_supplicant_req_scan(wpa_s, 0, 0);
220
221 return 0;
222 }
223
224
225 #ifndef CONFIG_NO_CONFIG_BLOBS
226 static int wpas_ctrl_set_blob(struct wpa_supplicant *wpa_s, char *pos)
227 {
228 char *name = pos;
229 struct wpa_config_blob *blob;
230 size_t len;
231
232 pos = os_strchr(pos, ' ');
233 if (pos == NULL)
234 return -1;
235 *pos++ = '\0';
236 len = os_strlen(pos);
237 if (len & 1)
238 return -1;
239
240 wpa_printf(MSG_DEBUG, "CTRL: Set blob '%s'", name);
241 blob = os_zalloc(sizeof(*blob));
242 if (blob == NULL)
243 return -1;
244 blob->name = os_strdup(name);
245 blob->data = os_malloc(len / 2);
246 if (blob->name == NULL || blob->data == NULL) {
247 wpa_config_free_blob(blob);
248 return -1;
249 }
250
251 if (hexstr2bin(pos, blob->data, len / 2) < 0) {
252 wpa_printf(MSG_DEBUG, "CTRL: Invalid blob hex data");
253 wpa_config_free_blob(blob);
254 return -1;
255 }
256 blob->len = len / 2;
257
258 wpa_config_set_blob(wpa_s->conf, blob);
259
260 return 0;
261 }
262 #endif /* CONFIG_NO_CONFIG_BLOBS */
263
264
265 static int wpas_ctrl_pno(struct wpa_supplicant *wpa_s, char *cmd)
266 {
267 char *params;
268 char *pos;
269 int *freqs = NULL;
270 int ret;
271
272 if (atoi(cmd)) {
273 params = os_strchr(cmd, ' ');
274 os_free(wpa_s->manual_sched_scan_freqs);
275 if (params) {
276 params++;
277 pos = os_strstr(params, "freq=");
278 if (pos)
279 freqs = freq_range_to_channel_list(wpa_s,
280 pos + 5);
281 }
282 wpa_s->manual_sched_scan_freqs = freqs;
283 ret = wpas_start_pno(wpa_s);
284 } else {
285 ret = wpas_stop_pno(wpa_s);
286 }
287 return ret;
288 }
289
290
291 static int wpas_ctrl_set_band(struct wpa_supplicant *wpa_s, char *band)
292 {
293 union wpa_event_data event;
294
295 if (os_strcmp(band, "AUTO") == 0)
296 wpa_s->setband = WPA_SETBAND_AUTO;
297 else if (os_strcmp(band, "5G") == 0)
298 wpa_s->setband = WPA_SETBAND_5G;
299 else if (os_strcmp(band, "2G") == 0)
300 wpa_s->setband = WPA_SETBAND_2G;
301 else
302 return -1;
303
304 if (wpa_drv_setband(wpa_s, wpa_s->setband) == 0) {
305 os_memset(&event, 0, sizeof(event));
306 event.channel_list_changed.initiator = REGDOM_SET_BY_USER;
307 event.channel_list_changed.type = REGDOM_TYPE_UNKNOWN;
308 wpa_supplicant_event(wpa_s, EVENT_CHANNEL_LIST_CHANGED, &event);
309 }
310
311 return 0;
312 }
313
314
315 static int wpas_ctrl_iface_set_lci(struct wpa_supplicant *wpa_s,
316 const char *cmd)
317 {
318 struct wpabuf *lci;
319
320 if (*cmd == '\0' || os_strcmp(cmd, "\"\"") == 0) {
321 wpabuf_free(wpa_s->lci);
322 wpa_s->lci = NULL;
323 return 0;
324 }
325
326 lci = wpabuf_parse_bin(cmd);
327 if (!lci)
328 return -1;
329
330 if (os_get_reltime(&wpa_s->lci_time)) {
331 wpabuf_free(lci);
332 return -1;
333 }
334
335 wpabuf_free(wpa_s->lci);
336 wpa_s->lci = lci;
337
338 return 0;
339 }
340
341
342 static int wpa_supplicant_ctrl_iface_set(struct wpa_supplicant *wpa_s,
343 char *cmd)
344 {
345 char *value;
346 int ret = 0;
347
348 value = os_strchr(cmd, ' ');
349 if (value == NULL)
350 return -1;
351 *value++ = '\0';
352
353 wpa_printf(MSG_DEBUG, "CTRL_IFACE SET '%s'='%s'", cmd, value);
354 if (os_strcasecmp(cmd, "EAPOL::heldPeriod") == 0) {
355 eapol_sm_configure(wpa_s->eapol,
356 atoi(value), -1, -1, -1);
357 } else if (os_strcasecmp(cmd, "EAPOL::authPeriod") == 0) {
358 eapol_sm_configure(wpa_s->eapol,
359 -1, atoi(value), -1, -1);
360 } else if (os_strcasecmp(cmd, "EAPOL::startPeriod") == 0) {
361 eapol_sm_configure(wpa_s->eapol,
362 -1, -1, atoi(value), -1);
363 } else if (os_strcasecmp(cmd, "EAPOL::maxStart") == 0) {
364 eapol_sm_configure(wpa_s->eapol,
365 -1, -1, -1, atoi(value));
366 } else if (os_strcasecmp(cmd, "dot11RSNAConfigPMKLifetime") == 0) {
367 if (wpa_sm_set_param(wpa_s->wpa, RSNA_PMK_LIFETIME,
368 atoi(value)))
369 ret = -1;
370 } else if (os_strcasecmp(cmd, "dot11RSNAConfigPMKReauthThreshold") ==
371 0) {
372 if (wpa_sm_set_param(wpa_s->wpa, RSNA_PMK_REAUTH_THRESHOLD,
373 atoi(value)))
374 ret = -1;
375 } else if (os_strcasecmp(cmd, "dot11RSNAConfigSATimeout") == 0) {
376 if (wpa_sm_set_param(wpa_s->wpa, RSNA_SA_TIMEOUT, atoi(value)))
377 ret = -1;
378 } else if (os_strcasecmp(cmd, "wps_fragment_size") == 0) {
379 wpa_s->wps_fragment_size = atoi(value);
380 #ifdef CONFIG_WPS_TESTING
381 } else if (os_strcasecmp(cmd, "wps_version_number") == 0) {
382 long int val;
383 val = strtol(value, NULL, 0);
384 if (val < 0 || val > 0xff) {
385 ret = -1;
386 wpa_printf(MSG_DEBUG, "WPS: Invalid "
387 "wps_version_number %ld", val);
388 } else {
389 wps_version_number = val;
390 wpa_printf(MSG_DEBUG, "WPS: Testing - force WPS "
391 "version %u.%u",
392 (wps_version_number & 0xf0) >> 4,
393 wps_version_number & 0x0f);
394 }
395 } else if (os_strcasecmp(cmd, "wps_testing_dummy_cred") == 0) {
396 wps_testing_dummy_cred = atoi(value);
397 wpa_printf(MSG_DEBUG, "WPS: Testing - dummy_cred=%d",
398 wps_testing_dummy_cred);
399 } else if (os_strcasecmp(cmd, "wps_corrupt_pkhash") == 0) {
400 wps_corrupt_pkhash = atoi(value);
401 wpa_printf(MSG_DEBUG, "WPS: Testing - wps_corrupt_pkhash=%d",
402 wps_corrupt_pkhash);
403 } else if (os_strcasecmp(cmd, "wps_force_auth_types") == 0) {
404 if (value[0] == '\0') {
405 wps_force_auth_types_in_use = 0;
406 } else {
407 wps_force_auth_types = strtol(value, NULL, 0);
408 wps_force_auth_types_in_use = 1;
409 }
410 } else if (os_strcasecmp(cmd, "wps_force_encr_types") == 0) {
411 if (value[0] == '\0') {
412 wps_force_encr_types_in_use = 0;
413 } else {
414 wps_force_encr_types = strtol(value, NULL, 0);
415 wps_force_encr_types_in_use = 1;
416 }
417 #endif /* CONFIG_WPS_TESTING */
418 } else if (os_strcasecmp(cmd, "ampdu") == 0) {
419 if (wpa_drv_ampdu(wpa_s, atoi(value)) < 0)
420 ret = -1;
421 #ifdef CONFIG_TDLS
422 #ifdef CONFIG_TDLS_TESTING
423 } else if (os_strcasecmp(cmd, "tdls_testing") == 0) {
424 tdls_testing = strtol(value, NULL, 0);
425 wpa_printf(MSG_DEBUG, "TDLS: tdls_testing=0x%x", tdls_testing);
426 #endif /* CONFIG_TDLS_TESTING */
427 } else if (os_strcasecmp(cmd, "tdls_disabled") == 0) {
428 int disabled = atoi(value);
429 wpa_printf(MSG_DEBUG, "TDLS: tdls_disabled=%d", disabled);
430 if (disabled) {
431 if (wpa_drv_tdls_oper(wpa_s, TDLS_DISABLE, NULL) < 0)
432 ret = -1;
433 } else if (wpa_drv_tdls_oper(wpa_s, TDLS_ENABLE, NULL) < 0)
434 ret = -1;
435 wpa_tdls_enable(wpa_s->wpa, !disabled);
436 #endif /* CONFIG_TDLS */
437 } else if (os_strcasecmp(cmd, "pno") == 0) {
438 ret = wpas_ctrl_pno(wpa_s, value);
439 } else if (os_strcasecmp(cmd, "radio_disabled") == 0) {
440 int disabled = atoi(value);
441 if (wpa_drv_radio_disable(wpa_s, disabled) < 0)
442 ret = -1;
443 else if (disabled)
444 wpa_supplicant_set_state(wpa_s, WPA_INACTIVE);
445 } else if (os_strcasecmp(cmd, "uapsd") == 0) {
446 if (os_strcmp(value, "disable") == 0)
447 wpa_s->set_sta_uapsd = 0;
448 else {
449 int be, bk, vi, vo;
450 char *pos;
451 /* format: BE,BK,VI,VO;max SP Length */
452 be = atoi(value);
453 pos = os_strchr(value, ',');
454 if (pos == NULL)
455 return -1;
456 pos++;
457 bk = atoi(pos);
458 pos = os_strchr(pos, ',');
459 if (pos == NULL)
460 return -1;
461 pos++;
462 vi = atoi(pos);
463 pos = os_strchr(pos, ',');
464 if (pos == NULL)
465 return -1;
466 pos++;
467 vo = atoi(pos);
468 /* ignore max SP Length for now */
469
470 wpa_s->set_sta_uapsd = 1;
471 wpa_s->sta_uapsd = 0;
472 if (be)
473 wpa_s->sta_uapsd |= BIT(0);
474 if (bk)
475 wpa_s->sta_uapsd |= BIT(1);
476 if (vi)
477 wpa_s->sta_uapsd |= BIT(2);
478 if (vo)
479 wpa_s->sta_uapsd |= BIT(3);
480 }
481 } else if (os_strcasecmp(cmd, "ps") == 0) {
482 ret = wpa_drv_set_p2p_powersave(wpa_s, atoi(value), -1, -1);
483 #ifdef CONFIG_WIFI_DISPLAY
484 } else if (os_strcasecmp(cmd, "wifi_display") == 0) {
485 int enabled = !!atoi(value);
486 if (enabled && !wpa_s->global->p2p)
487 ret = -1;
488 else
489 wifi_display_enable(wpa_s->global, enabled);
490 #endif /* CONFIG_WIFI_DISPLAY */
491 } else if (os_strcasecmp(cmd, "bssid_filter") == 0) {
492 ret = set_bssid_filter(wpa_s, value);
493 } else if (os_strcasecmp(cmd, "disallow_aps") == 0) {
494 ret = set_disallow_aps(wpa_s, value);
495 } else if (os_strcasecmp(cmd, "no_keep_alive") == 0) {
496 wpa_s->no_keep_alive = !!atoi(value);
497 #ifdef CONFIG_TESTING_OPTIONS
498 } else if (os_strcasecmp(cmd, "ext_mgmt_frame_handling") == 0) {
499 wpa_s->ext_mgmt_frame_handling = !!atoi(value);
500 } else if (os_strcasecmp(cmd, "ext_eapol_frame_io") == 0) {
501 wpa_s->ext_eapol_frame_io = !!atoi(value);
502 #ifdef CONFIG_AP
503 if (wpa_s->ap_iface) {
504 wpa_s->ap_iface->bss[0]->ext_eapol_frame_io =
505 wpa_s->ext_eapol_frame_io;
506 }
507 #endif /* CONFIG_AP */
508 } else if (os_strcasecmp(cmd, "extra_roc_dur") == 0) {
509 wpa_s->extra_roc_dur = atoi(value);
510 } else if (os_strcasecmp(cmd, "test_failure") == 0) {
511 wpa_s->test_failure = atoi(value);
512 } else if (os_strcasecmp(cmd, "p2p_go_csa_on_inv") == 0) {
513 wpa_s->p2p_go_csa_on_inv = !!atoi(value);
514 #endif /* CONFIG_TESTING_OPTIONS */
515 #ifndef CONFIG_NO_CONFIG_BLOBS
516 } else if (os_strcmp(cmd, "blob") == 0) {
517 ret = wpas_ctrl_set_blob(wpa_s, value);
518 #endif /* CONFIG_NO_CONFIG_BLOBS */
519 } else if (os_strcasecmp(cmd, "setband") == 0) {
520 ret = wpas_ctrl_set_band(wpa_s, value);
521 #ifdef CONFIG_MBO
522 } else if (os_strcasecmp(cmd, "non_pref_chan") == 0) {
523 ret = wpas_mbo_update_non_pref_chan(wpa_s, value);
524 } else if (os_strcasecmp(cmd, "mbo_cell_capa") == 0) {
525 wpas_mbo_update_cell_capa(wpa_s, atoi(value));
526 #endif /* CONFIG_MBO */
527 } else if (os_strcasecmp(cmd, "lci") == 0) {
528 ret = wpas_ctrl_iface_set_lci(wpa_s, value);
529 } else {
530 value[-1] = '=';
531 ret = wpa_config_process_global(wpa_s->conf, cmd, -1);
532 if (ret == 0)
533 wpa_supplicant_update_config(wpa_s);
534 }
535
536 return ret;
537 }
538
539
540 static int wpa_supplicant_ctrl_iface_get(struct wpa_supplicant *wpa_s,
541 char *cmd, char *buf, size_t buflen)
542 {
543 int res = -1;
544
545 wpa_printf(MSG_DEBUG, "CTRL_IFACE GET '%s'", cmd);
546
547 if (os_strcmp(cmd, "version") == 0) {
548 res = os_snprintf(buf, buflen, "%s", VERSION_STR);
549 } else if (os_strcasecmp(cmd, "country") == 0) {
550 if (wpa_s->conf->country[0] && wpa_s->conf->country[1])
551 res = os_snprintf(buf, buflen, "%c%c",
552 wpa_s->conf->country[0],
553 wpa_s->conf->country[1]);
554 #ifdef CONFIG_WIFI_DISPLAY
555 } else if (os_strcasecmp(cmd, "wifi_display") == 0) {
556 int enabled;
557 if (wpa_s->global->p2p == NULL ||
558 wpa_s->global->p2p_disabled)
559 enabled = 0;
560 else
561 enabled = wpa_s->global->wifi_display;
562 res = os_snprintf(buf, buflen, "%d", enabled);
563 #endif /* CONFIG_WIFI_DISPLAY */
564 #ifdef CONFIG_TESTING_GET_GTK
565 } else if (os_strcmp(cmd, "gtk") == 0) {
566 if (wpa_s->last_gtk_len == 0)
567 return -1;
568 res = wpa_snprintf_hex(buf, buflen, wpa_s->last_gtk,
569 wpa_s->last_gtk_len);
570 return res;
571 #endif /* CONFIG_TESTING_GET_GTK */
572 } else if (os_strcmp(cmd, "tls_library") == 0) {
573 res = tls_get_library_version(buf, buflen);
574 } else {
575 res = wpa_config_get_value(cmd, wpa_s->conf, buf, buflen);
576 }
577
578 if (os_snprintf_error(buflen, res))
579 return -1;
580 return res;
581 }
582
583
584 #ifdef IEEE8021X_EAPOL
585 static int wpa_supplicant_ctrl_iface_preauth(struct wpa_supplicant *wpa_s,
586 char *addr)
587 {
588 u8 bssid[ETH_ALEN];
589 struct wpa_ssid *ssid = wpa_s->current_ssid;
590
591 if (hwaddr_aton(addr, bssid)) {
592 wpa_printf(MSG_DEBUG, "CTRL_IFACE PREAUTH: invalid address "
593 "'%s'", addr);
594 return -1;
595 }
596
597 wpa_printf(MSG_DEBUG, "CTRL_IFACE PREAUTH " MACSTR, MAC2STR(bssid));
598 rsn_preauth_deinit(wpa_s->wpa);
599 if (rsn_preauth_init(wpa_s->wpa, bssid, ssid ? &ssid->eap : NULL))
600 return -1;
601
602 return 0;
603 }
604 #endif /* IEEE8021X_EAPOL */
605
606
607 #ifdef CONFIG_PEERKEY
608 /* MLME-STKSTART.request(peer) */
609 static int wpa_supplicant_ctrl_iface_stkstart(
610 struct wpa_supplicant *wpa_s, char *addr)
611 {
612 u8 peer[ETH_ALEN];
613
614 if (hwaddr_aton(addr, peer)) {
615 wpa_printf(MSG_DEBUG, "CTRL_IFACE STKSTART: invalid "
616 "address '%s'", addr);
617 return -1;
618 }
619
620 wpa_printf(MSG_DEBUG, "CTRL_IFACE STKSTART " MACSTR,
621 MAC2STR(peer));
622
623 return wpa_sm_stkstart(wpa_s->wpa, peer);
624 }
625 #endif /* CONFIG_PEERKEY */
626
627
628 #ifdef CONFIG_TDLS
629
630 static int wpa_supplicant_ctrl_iface_tdls_discover(
631 struct wpa_supplicant *wpa_s, char *addr)
632 {
633 u8 peer[ETH_ALEN];
634 int ret;
635
636 if (hwaddr_aton(addr, peer)) {
637 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_DISCOVER: invalid "
638 "address '%s'", addr);
639 return -1;
640 }
641
642 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_DISCOVER " MACSTR,
643 MAC2STR(peer));
644
645 if (wpa_tdls_is_external_setup(wpa_s->wpa))
646 ret = wpa_tdls_send_discovery_request(wpa_s->wpa, peer);
647 else
648 ret = wpa_drv_tdls_oper(wpa_s, TDLS_DISCOVERY_REQ, peer);
649
650 return ret;
651 }
652
653
654 static int wpa_supplicant_ctrl_iface_tdls_setup(
655 struct wpa_supplicant *wpa_s, char *addr)
656 {
657 u8 peer[ETH_ALEN];
658 int ret;
659
660 if (hwaddr_aton(addr, peer)) {
661 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_SETUP: invalid "
662 "address '%s'", addr);
663 return -1;
664 }
665
666 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_SETUP " MACSTR,
667 MAC2STR(peer));
668
669 if ((wpa_s->conf->tdls_external_control) &&
670 wpa_tdls_is_external_setup(wpa_s->wpa))
671 return wpa_drv_tdls_oper(wpa_s, TDLS_SETUP, peer);
672
673 wpa_tdls_remove(wpa_s->wpa, peer);
674
675 if (wpa_tdls_is_external_setup(wpa_s->wpa))
676 ret = wpa_tdls_start(wpa_s->wpa, peer);
677 else
678 ret = wpa_drv_tdls_oper(wpa_s, TDLS_SETUP, peer);
679
680 return ret;
681 }
682
683
684 static int wpa_supplicant_ctrl_iface_tdls_teardown(
685 struct wpa_supplicant *wpa_s, char *addr)
686 {
687 u8 peer[ETH_ALEN];
688 int ret;
689
690 if (os_strcmp(addr, "*") == 0) {
691 /* remove everyone */
692 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_TEARDOWN *");
693 wpa_tdls_teardown_peers(wpa_s->wpa);
694 return 0;
695 }
696
697 if (hwaddr_aton(addr, peer)) {
698 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_TEARDOWN: invalid "
699 "address '%s'", addr);
700 return -1;
701 }
702
703 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_TEARDOWN " MACSTR,
704 MAC2STR(peer));
705
706 if ((wpa_s->conf->tdls_external_control) &&
707 wpa_tdls_is_external_setup(wpa_s->wpa))
708 return wpa_drv_tdls_oper(wpa_s, TDLS_TEARDOWN, peer);
709
710 if (wpa_tdls_is_external_setup(wpa_s->wpa))
711 ret = wpa_tdls_teardown_link(
712 wpa_s->wpa, peer,
713 WLAN_REASON_TDLS_TEARDOWN_UNSPECIFIED);
714 else
715 ret = wpa_drv_tdls_oper(wpa_s, TDLS_TEARDOWN, peer);
716
717 return ret;
718 }
719
720
721 static int ctrl_iface_get_capability_tdls(
722 struct wpa_supplicant *wpa_s, char *buf, size_t buflen)
723 {
724 int ret;
725
726 ret = os_snprintf(buf, buflen, "%s\n",
727 wpa_s->drv_flags & WPA_DRIVER_FLAGS_TDLS_SUPPORT ?
728 (wpa_s->drv_flags &
729 WPA_DRIVER_FLAGS_TDLS_EXTERNAL_SETUP ?
730 "EXTERNAL" : "INTERNAL") : "UNSUPPORTED");
731 if (os_snprintf_error(buflen, ret))
732 return -1;
733 return ret;
734 }
735
736
737 static int wpa_supplicant_ctrl_iface_tdls_chan_switch(
738 struct wpa_supplicant *wpa_s, char *cmd)
739 {
740 u8 peer[ETH_ALEN];
741 struct hostapd_freq_params freq_params;
742 u8 oper_class;
743 char *pos, *end;
744
745 if (!wpa_tdls_is_external_setup(wpa_s->wpa)) {
746 wpa_printf(MSG_INFO,
747 "tdls_chanswitch: Only supported with external setup");
748 return -1;
749 }
750
751 os_memset(&freq_params, 0, sizeof(freq_params));
752
753 pos = os_strchr(cmd, ' ');
754 if (pos == NULL)
755 return -1;
756 *pos++ = '\0';
757
758 oper_class = strtol(pos, &end, 10);
759 if (pos == end) {
760 wpa_printf(MSG_INFO,
761 "tdls_chanswitch: Invalid op class provided");
762 return -1;
763 }
764
765 pos = end;
766 freq_params.freq = atoi(pos);
767 if (freq_params.freq == 0) {
768 wpa_printf(MSG_INFO, "tdls_chanswitch: Invalid freq provided");
769 return -1;
770 }
771
772 #define SET_FREQ_SETTING(str) \
773 do { \
774 const char *pos2 = os_strstr(pos, " " #str "="); \
775 if (pos2) { \
776 pos2 += sizeof(" " #str "=") - 1; \
777 freq_params.str = atoi(pos2); \
778 } \
779 } while (0)
780
781 SET_FREQ_SETTING(center_freq1);
782 SET_FREQ_SETTING(center_freq2);
783 SET_FREQ_SETTING(bandwidth);
784 SET_FREQ_SETTING(sec_channel_offset);
785 #undef SET_FREQ_SETTING
786
787 freq_params.ht_enabled = !!os_strstr(pos, " ht");
788 freq_params.vht_enabled = !!os_strstr(pos, " vht");
789
790 if (hwaddr_aton(cmd, peer)) {
791 wpa_printf(MSG_DEBUG,
792 "CTRL_IFACE TDLS_CHAN_SWITCH: Invalid address '%s'",
793 cmd);
794 return -1;
795 }
796
797 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_CHAN_SWITCH " MACSTR
798 " OP CLASS %d FREQ %d CENTER1 %d CENTER2 %d BW %d SEC_OFFSET %d%s%s",
799 MAC2STR(peer), oper_class, freq_params.freq,
800 freq_params.center_freq1, freq_params.center_freq2,
801 freq_params.bandwidth, freq_params.sec_channel_offset,
802 freq_params.ht_enabled ? " HT" : "",
803 freq_params.vht_enabled ? " VHT" : "");
804
805 return wpa_tdls_enable_chan_switch(wpa_s->wpa, peer, oper_class,
806 &freq_params);
807 }
808
809
810 static int wpa_supplicant_ctrl_iface_tdls_cancel_chan_switch(
811 struct wpa_supplicant *wpa_s, char *cmd)
812 {
813 u8 peer[ETH_ALEN];
814
815 if (!wpa_tdls_is_external_setup(wpa_s->wpa)) {
816 wpa_printf(MSG_INFO,
817 "tdls_chanswitch: Only supported with external setup");
818 return -1;
819 }
820
821 if (hwaddr_aton(cmd, peer)) {
822 wpa_printf(MSG_DEBUG,
823 "CTRL_IFACE TDLS_CANCEL_CHAN_SWITCH: Invalid address '%s'",
824 cmd);
825 return -1;
826 }
827
828 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_CANCEL_CHAN_SWITCH " MACSTR,
829 MAC2STR(peer));
830
831 return wpa_tdls_disable_chan_switch(wpa_s->wpa, peer);
832 }
833
834
835 static int wpa_supplicant_ctrl_iface_tdls_link_status(
836 struct wpa_supplicant *wpa_s, const char *addr,
837 char *buf, size_t buflen)
838 {
839 u8 peer[ETH_ALEN];
840 const char *tdls_status;
841 int ret;
842
843 if (hwaddr_aton(addr, peer)) {
844 wpa_printf(MSG_DEBUG,
845 "CTRL_IFACE TDLS_LINK_STATUS: Invalid address '%s'",
846 addr);
847 return -1;
848 }
849 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_LINK_STATUS " MACSTR,
850 MAC2STR(peer));
851
852 tdls_status = wpa_tdls_get_link_status(wpa_s->wpa, peer);
853 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_LINK_STATUS: %s", tdls_status);
854 ret = os_snprintf(buf, buflen, "TDLS link status: %s\n", tdls_status);
855 if (os_snprintf_error(buflen, ret))
856 return -1;
857
858 return ret;
859 }
860
861 #endif /* CONFIG_TDLS */
862
863
864 static int wmm_ac_ctrl_addts(struct wpa_supplicant *wpa_s, char *cmd)
865 {
866 char *token, *context = NULL;
867 struct wmm_ac_ts_setup_params params = {
868 .tsid = 0xff,
869 .direction = 0xff,
870 };
871
872 while ((token = str_token(cmd, " ", &context))) {
873 if (sscanf(token, "tsid=%i", &params.tsid) == 1 ||
874 sscanf(token, "up=%i", &params.user_priority) == 1 ||
875 sscanf(token, "nominal_msdu_size=%i",
876 &params.nominal_msdu_size) == 1 ||
877 sscanf(token, "mean_data_rate=%i",
878 &params.mean_data_rate) == 1 ||
879 sscanf(token, "min_phy_rate=%i",
880 &params.minimum_phy_rate) == 1 ||
881 sscanf(token, "sba=%i",
882 &params.surplus_bandwidth_allowance) == 1)
883 continue;
884
885 if (os_strcasecmp(token, "downlink") == 0) {
886 params.direction = WMM_TSPEC_DIRECTION_DOWNLINK;
887 } else if (os_strcasecmp(token, "uplink") == 0) {
888 params.direction = WMM_TSPEC_DIRECTION_UPLINK;
889 } else if (os_strcasecmp(token, "bidi") == 0) {
890 params.direction = WMM_TSPEC_DIRECTION_BI_DIRECTIONAL;
891 } else if (os_strcasecmp(token, "fixed_nominal_msdu") == 0) {
892 params.fixed_nominal_msdu = 1;
893 } else {
894 wpa_printf(MSG_DEBUG,
895 "CTRL: Invalid WMM_AC_ADDTS parameter: '%s'",
896 token);
897 return -1;
898 }
899
900 }
901
902 return wpas_wmm_ac_addts(wpa_s, &params);
903 }
904
905
906 static int wmm_ac_ctrl_delts(struct wpa_supplicant *wpa_s, char *cmd)
907 {
908 u8 tsid = atoi(cmd);
909
910 return wpas_wmm_ac_delts(wpa_s, tsid);
911 }
912
913
914 #ifdef CONFIG_IEEE80211R
915 static int wpa_supplicant_ctrl_iface_ft_ds(
916 struct wpa_supplicant *wpa_s, char *addr)
917 {
918 u8 target_ap[ETH_ALEN];
919 struct wpa_bss *bss;
920 const u8 *mdie;
921
922 if (hwaddr_aton(addr, target_ap)) {
923 wpa_printf(MSG_DEBUG, "CTRL_IFACE FT_DS: invalid "
924 "address '%s'", addr);
925 return -1;
926 }
927
928 wpa_printf(MSG_DEBUG, "CTRL_IFACE FT_DS " MACSTR, MAC2STR(target_ap));
929
930 bss = wpa_bss_get_bssid(wpa_s, target_ap);
931 if (bss)
932 mdie = wpa_bss_get_ie(bss, WLAN_EID_MOBILITY_DOMAIN);
933 else
934 mdie = NULL;
935
936 return wpa_ft_start_over_ds(wpa_s->wpa, target_ap, mdie);
937 }
938 #endif /* CONFIG_IEEE80211R */
939
940
941 #ifdef CONFIG_WPS
942 static int wpa_supplicant_ctrl_iface_wps_pbc(struct wpa_supplicant *wpa_s,
943 char *cmd)
944 {
945 u8 bssid[ETH_ALEN], *_bssid = bssid;
946 #ifdef CONFIG_P2P
947 u8 p2p_dev_addr[ETH_ALEN];
948 #endif /* CONFIG_P2P */
949 #ifdef CONFIG_AP
950 u8 *_p2p_dev_addr = NULL;
951 #endif /* CONFIG_AP */
952
953 if (cmd == NULL || os_strcmp(cmd, "any") == 0) {
954 _bssid = NULL;
955 #ifdef CONFIG_P2P
956 } else if (os_strncmp(cmd, "p2p_dev_addr=", 13) == 0) {
957 if (hwaddr_aton(cmd + 13, p2p_dev_addr)) {
958 wpa_printf(MSG_DEBUG, "CTRL_IFACE WPS_PBC: invalid "
959 "P2P Device Address '%s'",
960 cmd + 13);
961 return -1;
962 }
963 _p2p_dev_addr = p2p_dev_addr;
964 #endif /* CONFIG_P2P */
965 } else if (hwaddr_aton(cmd, bssid)) {
966 wpa_printf(MSG_DEBUG, "CTRL_IFACE WPS_PBC: invalid BSSID '%s'",
967 cmd);
968 return -1;
969 }
970
971 #ifdef CONFIG_AP
972 if (wpa_s->ap_iface)
973 return wpa_supplicant_ap_wps_pbc(wpa_s, _bssid, _p2p_dev_addr);
974 #endif /* CONFIG_AP */
975
976 return wpas_wps_start_pbc(wpa_s, _bssid, 0);
977 }
978
979
980 static int wpa_supplicant_ctrl_iface_wps_pin(struct wpa_supplicant *wpa_s,
981 char *cmd, char *buf,
982 size_t buflen)
983 {
984 u8 bssid[ETH_ALEN], *_bssid = bssid;
985 char *pin;
986 int ret;
987
988 pin = os_strchr(cmd, ' ');
989 if (pin)
990 *pin++ = '\0';
991
992 if (os_strcmp(cmd, "any") == 0)
993 _bssid = NULL;
994 else if (os_strcmp(cmd, "get") == 0) {
995 if (wps_generate_pin((unsigned int *) &ret) < 0)
996 return -1;
997 goto done;
998 } else if (hwaddr_aton(cmd, bssid)) {
999 wpa_printf(MSG_DEBUG, "CTRL_IFACE WPS_PIN: invalid BSSID '%s'",
1000 cmd);
1001 return -1;
1002 }
1003
1004 #ifdef CONFIG_AP
1005 if (wpa_s->ap_iface) {
1006 int timeout = 0;
1007 char *pos;
1008
1009 if (pin) {
1010 pos = os_strchr(pin, ' ');
1011 if (pos) {
1012 *pos++ = '\0';
1013 timeout = atoi(pos);
1014 }
1015 }
1016
1017 return wpa_supplicant_ap_wps_pin(wpa_s, _bssid, pin,
1018 buf, buflen, timeout);
1019 }
1020 #endif /* CONFIG_AP */
1021
1022 if (pin) {
1023 ret = wpas_wps_start_pin(wpa_s, _bssid, pin, 0,
1024 DEV_PW_DEFAULT);
1025 if (ret < 0)
1026 return -1;
1027 ret = os_snprintf(buf, buflen, "%s", pin);
1028 if (os_snprintf_error(buflen, ret))
1029 return -1;
1030 return ret;
1031 }
1032
1033 ret = wpas_wps_start_pin(wpa_s, _bssid, NULL, 0, DEV_PW_DEFAULT);
1034 if (ret < 0)
1035 return -1;
1036
1037 done:
1038 /* Return the generated PIN */
1039 ret = os_snprintf(buf, buflen, "%08d", ret);
1040 if (os_snprintf_error(buflen, ret))
1041 return -1;
1042 return ret;
1043 }
1044
1045
1046 static int wpa_supplicant_ctrl_iface_wps_check_pin(
1047 struct wpa_supplicant *wpa_s, char *cmd, char *buf, size_t buflen)
1048 {
1049 char pin[9];
1050 size_t len;
1051 char *pos;
1052 int ret;
1053
1054 wpa_hexdump_ascii_key(MSG_DEBUG, "WPS_CHECK_PIN",
1055 (u8 *) cmd, os_strlen(cmd));
1056 for (pos = cmd, len = 0; *pos != '\0'; pos++) {
1057 if (*pos < '0' || *pos > '9')
1058 continue;
1059 pin[len++] = *pos;
1060 if (len == 9) {
1061 wpa_printf(MSG_DEBUG, "WPS: Too long PIN");
1062 return -1;
1063 }
1064 }
1065 if (len != 4 && len != 8) {
1066 wpa_printf(MSG_DEBUG, "WPS: Invalid PIN length %d", (int) len);
1067 return -1;
1068 }
1069 pin[len] = '\0';
1070
1071 if (len == 8) {
1072 unsigned int pin_val;
1073 pin_val = atoi(pin);
1074 if (!wps_pin_valid(pin_val)) {
1075 wpa_printf(MSG_DEBUG, "WPS: Invalid checksum digit");
1076 ret = os_snprintf(buf, buflen, "FAIL-CHECKSUM\n");
1077 if (os_snprintf_error(buflen, ret))
1078 return -1;
1079 return ret;
1080 }
1081 }
1082
1083 ret = os_snprintf(buf, buflen, "%s", pin);
1084 if (os_snprintf_error(buflen, ret))
1085 return -1;
1086
1087 return ret;
1088 }
1089
1090
1091 #ifdef CONFIG_WPS_NFC
1092
1093 static int wpa_supplicant_ctrl_iface_wps_nfc(struct wpa_supplicant *wpa_s,
1094 char *cmd)
1095 {
1096 u8 bssid[ETH_ALEN], *_bssid = bssid;
1097
1098 if (cmd == NULL || cmd[0] == '\0')
1099 _bssid = NULL;
1100 else if (hwaddr_aton(cmd, bssid))
1101 return -1;
1102
1103 return wpas_wps_start_nfc(wpa_s, NULL, _bssid, NULL, 0, 0, NULL, NULL,
1104 0, 0);
1105 }
1106
1107
1108 static int wpa_supplicant_ctrl_iface_wps_nfc_config_token(
1109 struct wpa_supplicant *wpa_s, char *cmd, char *reply, size_t max_len)
1110 {
1111 int ndef;
1112 struct wpabuf *buf;
1113 int res;
1114 char *pos;
1115
1116 pos = os_strchr(cmd, ' ');
1117 if (pos)
1118 *pos++ = '\0';
1119 if (os_strcmp(cmd, "WPS") == 0)
1120 ndef = 0;
1121 else if (os_strcmp(cmd, "NDEF") == 0)
1122 ndef = 1;
1123 else
1124 return -1;
1125
1126 buf = wpas_wps_nfc_config_token(wpa_s, ndef, pos);
1127 if (buf == NULL)
1128 return -1;
1129
1130 res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
1131 wpabuf_len(buf));
1132 reply[res++] = '\n';
1133 reply[res] = '\0';
1134
1135 wpabuf_free(buf);
1136
1137 return res;
1138 }
1139
1140
1141 static int wpa_supplicant_ctrl_iface_wps_nfc_token(
1142 struct wpa_supplicant *wpa_s, char *cmd, char *reply, size_t max_len)
1143 {
1144 int ndef;
1145 struct wpabuf *buf;
1146 int res;
1147
1148 if (os_strcmp(cmd, "WPS") == 0)
1149 ndef = 0;
1150 else if (os_strcmp(cmd, "NDEF") == 0)
1151 ndef = 1;
1152 else
1153 return -1;
1154
1155 buf = wpas_wps_nfc_token(wpa_s, ndef);
1156 if (buf == NULL)
1157 return -1;
1158
1159 res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
1160 wpabuf_len(buf));
1161 reply[res++] = '\n';
1162 reply[res] = '\0';
1163
1164 wpabuf_free(buf);
1165
1166 return res;
1167 }
1168
1169
1170 static int wpa_supplicant_ctrl_iface_wps_nfc_tag_read(
1171 struct wpa_supplicant *wpa_s, char *pos)
1172 {
1173 size_t len;
1174 struct wpabuf *buf;
1175 int ret;
1176 char *freq;
1177 int forced_freq = 0;
1178
1179 freq = strstr(pos, " freq=");
1180 if (freq) {
1181 *freq = '\0';
1182 freq += 6;
1183 forced_freq = atoi(freq);
1184 }
1185
1186 len = os_strlen(pos);
1187 if (len & 0x01)
1188 return -1;
1189 len /= 2;
1190
1191 buf = wpabuf_alloc(len);
1192 if (buf == NULL)
1193 return -1;
1194 if (hexstr2bin(pos, wpabuf_put(buf, len), len) < 0) {
1195 wpabuf_free(buf);
1196 return -1;
1197 }
1198
1199 ret = wpas_wps_nfc_tag_read(wpa_s, buf, forced_freq);
1200 wpabuf_free(buf);
1201
1202 return ret;
1203 }
1204
1205
1206 static int wpas_ctrl_nfc_get_handover_req_wps(struct wpa_supplicant *wpa_s,
1207 char *reply, size_t max_len,
1208 int ndef)
1209 {
1210 struct wpabuf *buf;
1211 int res;
1212
1213 buf = wpas_wps_nfc_handover_req(wpa_s, ndef);
1214 if (buf == NULL)
1215 return -1;
1216
1217 res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
1218 wpabuf_len(buf));
1219 reply[res++] = '\n';
1220 reply[res] = '\0';
1221
1222 wpabuf_free(buf);
1223
1224 return res;
1225 }
1226
1227
1228 #ifdef CONFIG_P2P
1229 static int wpas_ctrl_nfc_get_handover_req_p2p(struct wpa_supplicant *wpa_s,
1230 char *reply, size_t max_len,
1231 int ndef)
1232 {
1233 struct wpabuf *buf;
1234 int res;
1235
1236 buf = wpas_p2p_nfc_handover_req(wpa_s, ndef);
1237 if (buf == NULL) {
1238 wpa_printf(MSG_DEBUG, "P2P: Could not generate NFC handover request");
1239 return -1;
1240 }
1241
1242 res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
1243 wpabuf_len(buf));
1244 reply[res++] = '\n';
1245 reply[res] = '\0';
1246
1247 wpabuf_free(buf);
1248
1249 return res;
1250 }
1251 #endif /* CONFIG_P2P */
1252
1253
1254 static int wpas_ctrl_nfc_get_handover_req(struct wpa_supplicant *wpa_s,
1255 char *cmd, char *reply,
1256 size_t max_len)
1257 {
1258 char *pos;
1259 int ndef;
1260
1261 pos = os_strchr(cmd, ' ');
1262 if (pos == NULL)
1263 return -1;
1264 *pos++ = '\0';
1265
1266 if (os_strcmp(cmd, "WPS") == 0)
1267 ndef = 0;
1268 else if (os_strcmp(cmd, "NDEF") == 0)
1269 ndef = 1;
1270 else
1271 return -1;
1272
1273 if (os_strcmp(pos, "WPS") == 0 || os_strcmp(pos, "WPS-CR") == 0) {
1274 if (!ndef)
1275 return -1;
1276 return wpas_ctrl_nfc_get_handover_req_wps(
1277 wpa_s, reply, max_len, ndef);
1278 }
1279
1280 #ifdef CONFIG_P2P
1281 if (os_strcmp(pos, "P2P-CR") == 0) {
1282 return wpas_ctrl_nfc_get_handover_req_p2p(
1283 wpa_s, reply, max_len, ndef);
1284 }
1285 #endif /* CONFIG_P2P */
1286
1287 return -1;
1288 }
1289
1290
1291 static int wpas_ctrl_nfc_get_handover_sel_wps(struct wpa_supplicant *wpa_s,
1292 char *reply, size_t max_len,
1293 int ndef, int cr, char *uuid)
1294 {
1295 struct wpabuf *buf;
1296 int res;
1297
1298 buf = wpas_wps_nfc_handover_sel(wpa_s, ndef, cr, uuid);
1299 if (buf == NULL)
1300 return -1;
1301
1302 res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
1303 wpabuf_len(buf));
1304 reply[res++] = '\n';
1305 reply[res] = '\0';
1306
1307 wpabuf_free(buf);
1308
1309 return res;
1310 }
1311
1312
1313 #ifdef CONFIG_P2P
1314 static int wpas_ctrl_nfc_get_handover_sel_p2p(struct wpa_supplicant *wpa_s,
1315 char *reply, size_t max_len,
1316 int ndef, int tag)
1317 {
1318 struct wpabuf *buf;
1319 int res;
1320
1321 buf = wpas_p2p_nfc_handover_sel(wpa_s, ndef, tag);
1322 if (buf == NULL)
1323 return -1;
1324
1325 res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
1326 wpabuf_len(buf));
1327 reply[res++] = '\n';
1328 reply[res] = '\0';
1329
1330 wpabuf_free(buf);
1331
1332 return res;
1333 }
1334 #endif /* CONFIG_P2P */
1335
1336
1337 static int wpas_ctrl_nfc_get_handover_sel(struct wpa_supplicant *wpa_s,
1338 char *cmd, char *reply,
1339 size_t max_len)
1340 {
1341 char *pos, *pos2;
1342 int ndef;
1343
1344 pos = os_strchr(cmd, ' ');
1345 if (pos == NULL)
1346 return -1;
1347 *pos++ = '\0';
1348
1349 if (os_strcmp(cmd, "WPS") == 0)
1350 ndef = 0;
1351 else if (os_strcmp(cmd, "NDEF") == 0)
1352 ndef = 1;
1353 else
1354 return -1;
1355
1356 pos2 = os_strchr(pos, ' ');
1357 if (pos2)
1358 *pos2++ = '\0';
1359 if (os_strcmp(pos, "WPS") == 0 || os_strcmp(pos, "WPS-CR") == 0) {
1360 if (!ndef)
1361 return -1;
1362 return wpas_ctrl_nfc_get_handover_sel_wps(
1363 wpa_s, reply, max_len, ndef,
1364 os_strcmp(pos, "WPS-CR") == 0, pos2);
1365 }
1366
1367 #ifdef CONFIG_P2P
1368 if (os_strcmp(pos, "P2P-CR") == 0) {
1369 return wpas_ctrl_nfc_get_handover_sel_p2p(
1370 wpa_s, reply, max_len, ndef, 0);
1371 }
1372
1373 if (os_strcmp(pos, "P2P-CR-TAG") == 0) {
1374 return wpas_ctrl_nfc_get_handover_sel_p2p(
1375 wpa_s, reply, max_len, ndef, 1);
1376 }
1377 #endif /* CONFIG_P2P */
1378
1379 return -1;
1380 }
1381
1382
1383 static int wpas_ctrl_nfc_report_handover(struct wpa_supplicant *wpa_s,
1384 char *cmd)
1385 {
1386 size_t len;
1387 struct wpabuf *req, *sel;
1388 int ret;
1389 char *pos, *role, *type, *pos2;
1390 #ifdef CONFIG_P2P
1391 char *freq;
1392 int forced_freq = 0;
1393
1394 freq = strstr(cmd, " freq=");
1395 if (freq) {
1396 *freq = '\0';
1397 freq += 6;
1398 forced_freq = atoi(freq);
1399 }
1400 #endif /* CONFIG_P2P */
1401
1402 role = cmd;
1403 pos = os_strchr(role, ' ');
1404 if (pos == NULL) {
1405 wpa_printf(MSG_DEBUG, "NFC: Missing type in handover report");
1406 return -1;
1407 }
1408 *pos++ = '\0';
1409
1410 type = pos;
1411 pos = os_strchr(type, ' ');
1412 if (pos == NULL) {
1413 wpa_printf(MSG_DEBUG, "NFC: Missing request message in handover report");
1414 return -1;
1415 }
1416 *pos++ = '\0';
1417
1418 pos2 = os_strchr(pos, ' ');
1419 if (pos2 == NULL) {
1420 wpa_printf(MSG_DEBUG, "NFC: Missing select message in handover report");
1421 return -1;
1422 }
1423 *pos2++ = '\0';
1424
1425 len = os_strlen(pos);
1426 if (len & 0x01) {
1427 wpa_printf(MSG_DEBUG, "NFC: Invalid request message length in handover report");
1428 return -1;
1429 }
1430 len /= 2;
1431
1432 req = wpabuf_alloc(len);
1433 if (req == NULL) {
1434 wpa_printf(MSG_DEBUG, "NFC: Failed to allocate memory for request message");
1435 return -1;
1436 }
1437 if (hexstr2bin(pos, wpabuf_put(req, len), len) < 0) {
1438 wpa_printf(MSG_DEBUG, "NFC: Invalid request message hexdump in handover report");
1439 wpabuf_free(req);
1440 return -1;
1441 }
1442
1443 len = os_strlen(pos2);
1444 if (len & 0x01) {
1445 wpa_printf(MSG_DEBUG, "NFC: Invalid select message length in handover report");
1446 wpabuf_free(req);
1447 return -1;
1448 }
1449 len /= 2;
1450
1451 sel = wpabuf_alloc(len);
1452 if (sel == NULL) {
1453 wpa_printf(MSG_DEBUG, "NFC: Failed to allocate memory for select message");
1454 wpabuf_free(req);
1455 return -1;
1456 }
1457 if (hexstr2bin(pos2, wpabuf_put(sel, len), len) < 0) {
1458 wpa_printf(MSG_DEBUG, "NFC: Invalid select message hexdump in handover report");
1459 wpabuf_free(req);
1460 wpabuf_free(sel);
1461 return -1;
1462 }
1463
1464 wpa_printf(MSG_DEBUG, "NFC: Connection handover reported - role=%s type=%s req_len=%d sel_len=%d",
1465 role, type, (int) wpabuf_len(req), (int) wpabuf_len(sel));
1466
1467 if (os_strcmp(role, "INIT") == 0 && os_strcmp(type, "WPS") == 0) {
1468 ret = wpas_wps_nfc_report_handover(wpa_s, req, sel);
1469 #ifdef CONFIG_AP
1470 } else if (os_strcmp(role, "RESP") == 0 && os_strcmp(type, "WPS") == 0)
1471 {
1472 ret = wpas_ap_wps_nfc_report_handover(wpa_s, req, sel);
1473 if (ret < 0)
1474 ret = wpas_er_wps_nfc_report_handover(wpa_s, req, sel);
1475 #endif /* CONFIG_AP */
1476 #ifdef CONFIG_P2P
1477 } else if (os_strcmp(role, "INIT") == 0 && os_strcmp(type, "P2P") == 0)
1478 {
1479 ret = wpas_p2p_nfc_report_handover(wpa_s, 1, req, sel, 0);
1480 } else if (os_strcmp(role, "RESP") == 0 && os_strcmp(type, "P2P") == 0)
1481 {
1482 ret = wpas_p2p_nfc_report_handover(wpa_s, 0, req, sel,
1483 forced_freq);
1484 #endif /* CONFIG_P2P */
1485 } else {
1486 wpa_printf(MSG_DEBUG, "NFC: Unsupported connection handover "
1487 "reported: role=%s type=%s", role, type);
1488 ret = -1;
1489 }
1490 wpabuf_free(req);
1491 wpabuf_free(sel);
1492
1493 if (ret)
1494 wpa_printf(MSG_DEBUG, "NFC: Failed to process reported handover messages");
1495
1496 return ret;
1497 }
1498
1499 #endif /* CONFIG_WPS_NFC */
1500
1501
1502 static int wpa_supplicant_ctrl_iface_wps_reg(struct wpa_supplicant *wpa_s,
1503 char *cmd)
1504 {
1505 u8 bssid[ETH_ALEN];
1506 char *pin;
1507 char *new_ssid;
1508 char *new_auth;
1509 char *new_encr;
1510 char *new_key;
1511 struct wps_new_ap_settings ap;
1512
1513 pin = os_strchr(cmd, ' ');
1514 if (pin == NULL)
1515 return -1;
1516 *pin++ = '\0';
1517
1518 if (hwaddr_aton(cmd, bssid)) {
1519 wpa_printf(MSG_DEBUG, "CTRL_IFACE WPS_REG: invalid BSSID '%s'",
1520 cmd);
1521 return -1;
1522 }
1523
1524 new_ssid = os_strchr(pin, ' ');
1525 if (new_ssid == NULL)
1526 return wpas_wps_start_reg(wpa_s, bssid, pin, NULL);
1527 *new_ssid++ = '\0';
1528
1529 new_auth = os_strchr(new_ssid, ' ');
1530 if (new_auth == NULL)
1531 return -1;
1532 *new_auth++ = '\0';
1533
1534 new_encr = os_strchr(new_auth, ' ');
1535 if (new_encr == NULL)
1536 return -1;
1537 *new_encr++ = '\0';
1538
1539 new_key = os_strchr(new_encr, ' ');
1540 if (new_key == NULL)
1541 return -1;
1542 *new_key++ = '\0';
1543
1544 os_memset(&ap, 0, sizeof(ap));
1545 ap.ssid_hex = new_ssid;
1546 ap.auth = new_auth;
1547 ap.encr = new_encr;
1548 ap.key_hex = new_key;
1549 return wpas_wps_start_reg(wpa_s, bssid, pin, &ap);
1550 }
1551
1552
1553 #ifdef CONFIG_AP
1554 static int wpa_supplicant_ctrl_iface_wps_ap_pin(struct wpa_supplicant *wpa_s,
1555 char *cmd, char *buf,
1556 size_t buflen)
1557 {
1558 int timeout = 300;
1559 char *pos;
1560 const char *pin_txt;
1561
1562 if (!wpa_s->ap_iface)
1563 return -1;
1564
1565 pos = os_strchr(cmd, ' ');
1566 if (pos)
1567 *pos++ = '\0';
1568
1569 if (os_strcmp(cmd, "disable") == 0) {
1570 wpas_wps_ap_pin_disable(wpa_s);
1571 return os_snprintf(buf, buflen, "OK\n");
1572 }
1573
1574 if (os_strcmp(cmd, "random") == 0) {
1575 if (pos)
1576 timeout = atoi(pos);
1577 pin_txt = wpas_wps_ap_pin_random(wpa_s, timeout);
1578 if (pin_txt == NULL)
1579 return -1;
1580 return os_snprintf(buf, buflen, "%s", pin_txt);
1581 }
1582
1583 if (os_strcmp(cmd, "get") == 0) {
1584 pin_txt = wpas_wps_ap_pin_get(wpa_s);
1585 if (pin_txt == NULL)
1586 return -1;
1587 return os_snprintf(buf, buflen, "%s", pin_txt);
1588 }
1589
1590 if (os_strcmp(cmd, "set") == 0) {
1591 char *pin;
1592 if (pos == NULL)
1593 return -1;
1594 pin = pos;
1595 pos = os_strchr(pos, ' ');
1596 if (pos) {
1597 *pos++ = '\0';
1598 timeout = atoi(pos);
1599 }
1600 if (os_strlen(pin) > buflen)
1601 return -1;
1602 if (wpas_wps_ap_pin_set(wpa_s, pin, timeout) < 0)
1603 return -1;
1604 return os_snprintf(buf, buflen, "%s", pin);
1605 }
1606
1607 return -1;
1608 }
1609 #endif /* CONFIG_AP */
1610
1611
1612 #ifdef CONFIG_WPS_ER
1613 static int wpa_supplicant_ctrl_iface_wps_er_pin(struct wpa_supplicant *wpa_s,
1614 char *cmd)
1615 {
1616 char *uuid = cmd, *pin, *pos;
1617 u8 addr_buf[ETH_ALEN], *addr = NULL;
1618 pin = os_strchr(uuid, ' ');
1619 if (pin == NULL)
1620 return -1;
1621 *pin++ = '\0';
1622 pos = os_strchr(pin, ' ');
1623 if (pos) {
1624 *pos++ = '\0';
1625 if (hwaddr_aton(pos, addr_buf) == 0)
1626 addr = addr_buf;
1627 }
1628 return wpas_wps_er_add_pin(wpa_s, addr, uuid, pin);
1629 }
1630
1631
1632 static int wpa_supplicant_ctrl_iface_wps_er_learn(struct wpa_supplicant *wpa_s,
1633 char *cmd)
1634 {
1635 char *uuid = cmd, *pin;
1636 pin = os_strchr(uuid, ' ');
1637 if (pin == NULL)
1638 return -1;
1639 *pin++ = '\0';
1640 return wpas_wps_er_learn(wpa_s, uuid, pin);
1641 }
1642
1643
1644 static int wpa_supplicant_ctrl_iface_wps_er_set_config(
1645 struct wpa_supplicant *wpa_s, char *cmd)
1646 {
1647 char *uuid = cmd, *id;
1648 id = os_strchr(uuid, ' ');
1649 if (id == NULL)
1650 return -1;
1651 *id++ = '\0';
1652 return wpas_wps_er_set_config(wpa_s, uuid, atoi(id));
1653 }
1654
1655
1656 static int wpa_supplicant_ctrl_iface_wps_er_config(
1657 struct wpa_supplicant *wpa_s, char *cmd)
1658 {
1659 char *pin;
1660 char *new_ssid;
1661 char *new_auth;
1662 char *new_encr;
1663 char *new_key;
1664 struct wps_new_ap_settings ap;
1665
1666 pin = os_strchr(cmd, ' ');
1667 if (pin == NULL)
1668 return -1;
1669 *pin++ = '\0';
1670
1671 new_ssid = os_strchr(pin, ' ');
1672 if (new_ssid == NULL)
1673 return -1;
1674 *new_ssid++ = '\0';
1675
1676 new_auth = os_strchr(new_ssid, ' ');
1677 if (new_auth == NULL)
1678 return -1;
1679 *new_auth++ = '\0';
1680
1681 new_encr = os_strchr(new_auth, ' ');
1682 if (new_encr == NULL)
1683 return -1;
1684 *new_encr++ = '\0';
1685
1686 new_key = os_strchr(new_encr, ' ');
1687 if (new_key == NULL)
1688 return -1;
1689 *new_key++ = '\0';
1690
1691 os_memset(&ap, 0, sizeof(ap));
1692 ap.ssid_hex = new_ssid;
1693 ap.auth = new_auth;
1694 ap.encr = new_encr;
1695 ap.key_hex = new_key;
1696 return wpas_wps_er_config(wpa_s, cmd, pin, &ap);
1697 }
1698
1699
1700 #ifdef CONFIG_WPS_NFC
1701 static int wpa_supplicant_ctrl_iface_wps_er_nfc_config_token(
1702 struct wpa_supplicant *wpa_s, char *cmd, char *reply, size_t max_len)
1703 {
1704 int ndef;
1705 struct wpabuf *buf;
1706 int res;
1707 char *uuid;
1708
1709 uuid = os_strchr(cmd, ' ');
1710 if (uuid == NULL)
1711 return -1;
1712 *uuid++ = '\0';
1713
1714 if (os_strcmp(cmd, "WPS") == 0)
1715 ndef = 0;
1716 else if (os_strcmp(cmd, "NDEF") == 0)
1717 ndef = 1;
1718 else
1719 return -1;
1720
1721 buf = wpas_wps_er_nfc_config_token(wpa_s, ndef, uuid);
1722 if (buf == NULL)
1723 return -1;
1724
1725 res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
1726 wpabuf_len(buf));
1727 reply[res++] = '\n';
1728 reply[res] = '\0';
1729
1730 wpabuf_free(buf);
1731
1732 return res;
1733 }
1734 #endif /* CONFIG_WPS_NFC */
1735 #endif /* CONFIG_WPS_ER */
1736
1737 #endif /* CONFIG_WPS */
1738
1739
1740 #ifdef CONFIG_IBSS_RSN
1741 static int wpa_supplicant_ctrl_iface_ibss_rsn(
1742 struct wpa_supplicant *wpa_s, char *addr)
1743 {
1744 u8 peer[ETH_ALEN];
1745
1746 if (hwaddr_aton(addr, peer)) {
1747 wpa_printf(MSG_DEBUG, "CTRL_IFACE IBSS_RSN: invalid "
1748 "address '%s'", addr);
1749 return -1;
1750 }
1751
1752 wpa_printf(MSG_DEBUG, "CTRL_IFACE IBSS_RSN " MACSTR,
1753 MAC2STR(peer));
1754
1755 return ibss_rsn_start(wpa_s->ibss_rsn, peer);
1756 }
1757 #endif /* CONFIG_IBSS_RSN */
1758
1759
1760 static int wpa_supplicant_ctrl_iface_ctrl_rsp(struct wpa_supplicant *wpa_s,
1761 char *rsp)
1762 {
1763 #ifdef IEEE8021X_EAPOL
1764 char *pos, *id_pos;
1765 int id;
1766 struct wpa_ssid *ssid;
1767
1768 pos = os_strchr(rsp, '-');
1769 if (pos == NULL)
1770 return -1;
1771 *pos++ = '\0';
1772 id_pos = pos;
1773 pos = os_strchr(pos, ':');
1774 if (pos == NULL)
1775 return -1;
1776 *pos++ = '\0';
1777 id = atoi(id_pos);
1778 wpa_printf(MSG_DEBUG, "CTRL_IFACE: field=%s id=%d", rsp, id);
1779 wpa_hexdump_ascii_key(MSG_DEBUG, "CTRL_IFACE: value",
1780 (u8 *) pos, os_strlen(pos));
1781
1782 ssid = wpa_config_get_network(wpa_s->conf, id);
1783 if (ssid == NULL) {
1784 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find SSID id=%d "
1785 "to update", id);
1786 return -1;
1787 }
1788
1789 return wpa_supplicant_ctrl_iface_ctrl_rsp_handle(wpa_s, ssid, rsp,
1790 pos);
1791 #else /* IEEE8021X_EAPOL */
1792 wpa_printf(MSG_DEBUG, "CTRL_IFACE: 802.1X not included");
1793 return -1;
1794 #endif /* IEEE8021X_EAPOL */
1795 }
1796
1797
1798 static int wpa_supplicant_ctrl_iface_status(struct wpa_supplicant *wpa_s,
1799 const char *params,
1800 char *buf, size_t buflen)
1801 {
1802 char *pos, *end, tmp[30];
1803 int res, verbose, wps, ret;
1804 #ifdef CONFIG_HS20
1805 const u8 *hs20;
1806 #endif /* CONFIG_HS20 */
1807 const u8 *sess_id;
1808 size_t sess_id_len;
1809
1810 if (os_strcmp(params, "-DRIVER") == 0)
1811 return wpa_drv_status(wpa_s, buf, buflen);
1812 verbose = os_strcmp(params, "-VERBOSE") == 0;
1813 wps = os_strcmp(params, "-WPS") == 0;
1814 pos = buf;
1815 end = buf + buflen;
1816 if (wpa_s->wpa_state >= WPA_ASSOCIATED) {
1817 struct wpa_ssid *ssid = wpa_s->current_ssid;
1818 ret = os_snprintf(pos, end - pos, "bssid=" MACSTR "\n",
1819 MAC2STR(wpa_s->bssid));
1820 if (os_snprintf_error(end - pos, ret))
1821 return pos - buf;
1822 pos += ret;
1823 ret = os_snprintf(pos, end - pos, "freq=%u\n",
1824 wpa_s->assoc_freq);
1825 if (os_snprintf_error(end - pos, ret))
1826 return pos - buf;
1827 pos += ret;
1828 if (ssid) {
1829 u8 *_ssid = ssid->ssid;
1830 size_t ssid_len = ssid->ssid_len;
1831 u8 ssid_buf[SSID_MAX_LEN];
1832 if (ssid_len == 0) {
1833 int _res = wpa_drv_get_ssid(wpa_s, ssid_buf);
1834 if (_res < 0)
1835 ssid_len = 0;
1836 else
1837 ssid_len = _res;
1838 _ssid = ssid_buf;
1839 }
1840 ret = os_snprintf(pos, end - pos, "ssid=%s\nid=%d\n",
1841 wpa_ssid_txt(_ssid, ssid_len),
1842 ssid->id);
1843 if (os_snprintf_error(end - pos, ret))
1844 return pos - buf;
1845 pos += ret;
1846
1847 if (wps && ssid->passphrase &&
1848 wpa_key_mgmt_wpa_psk(ssid->key_mgmt) &&
1849 (ssid->mode == WPAS_MODE_AP ||
1850 ssid->mode == WPAS_MODE_P2P_GO)) {
1851 ret = os_snprintf(pos, end - pos,
1852 "passphrase=%s\n",
1853 ssid->passphrase);
1854 if (os_snprintf_error(end - pos, ret))
1855 return pos - buf;
1856 pos += ret;
1857 }
1858 if (ssid->id_str) {
1859 ret = os_snprintf(pos, end - pos,
1860 "id_str=%s\n",
1861 ssid->id_str);
1862 if (os_snprintf_error(end - pos, ret))
1863 return pos - buf;
1864 pos += ret;
1865 }
1866
1867 switch (ssid->mode) {
1868 case WPAS_MODE_INFRA:
1869 ret = os_snprintf(pos, end - pos,
1870 "mode=station\n");
1871 break;
1872 case WPAS_MODE_IBSS:
1873 ret = os_snprintf(pos, end - pos,
1874 "mode=IBSS\n");
1875 break;
1876 case WPAS_MODE_AP:
1877 ret = os_snprintf(pos, end - pos,
1878 "mode=AP\n");
1879 break;
1880 case WPAS_MODE_P2P_GO:
1881 ret = os_snprintf(pos, end - pos,
1882 "mode=P2P GO\n");
1883 break;
1884 case WPAS_MODE_P2P_GROUP_FORMATION:
1885 ret = os_snprintf(pos, end - pos,
1886 "mode=P2P GO - group "
1887 "formation\n");
1888 break;
1889 default:
1890 ret = 0;
1891 break;
1892 }
1893 if (os_snprintf_error(end - pos, ret))
1894 return pos - buf;
1895 pos += ret;
1896 }
1897
1898 #ifdef CONFIG_AP
1899 if (wpa_s->ap_iface) {
1900 pos += ap_ctrl_iface_wpa_get_status(wpa_s, pos,
1901 end - pos,
1902 verbose);
1903 } else
1904 #endif /* CONFIG_AP */
1905 pos += wpa_sm_get_status(wpa_s->wpa, pos, end - pos, verbose);
1906 }
1907 #ifdef CONFIG_SAE
1908 if (wpa_s->wpa_state >= WPA_ASSOCIATED &&
1909 #ifdef CONFIG_AP
1910 !wpa_s->ap_iface &&
1911 #endif /* CONFIG_AP */
1912 wpa_s->sme.sae.state == SAE_ACCEPTED) {
1913 ret = os_snprintf(pos, end - pos, "sae_group=%d\n",
1914 wpa_s->sme.sae.group);
1915 if (os_snprintf_error(end - pos, ret))
1916 return pos - buf;
1917 pos += ret;
1918 }
1919 #endif /* CONFIG_SAE */
1920 ret = os_snprintf(pos, end - pos, "wpa_state=%s\n",
1921 wpa_supplicant_state_txt(wpa_s->wpa_state));
1922 if (os_snprintf_error(end - pos, ret))
1923 return pos - buf;
1924 pos += ret;
1925
1926 if (wpa_s->l2 &&
1927 l2_packet_get_ip_addr(wpa_s->l2, tmp, sizeof(tmp)) >= 0) {
1928 ret = os_snprintf(pos, end - pos, "ip_address=%s\n", tmp);
1929 if (os_snprintf_error(end - pos, ret))
1930 return pos - buf;
1931 pos += ret;
1932 }
1933
1934 #ifdef CONFIG_P2P
1935 if (wpa_s->global->p2p) {
1936 ret = os_snprintf(pos, end - pos, "p2p_device_address=" MACSTR
1937 "\n", MAC2STR(wpa_s->global->p2p_dev_addr));
1938 if (os_snprintf_error(end - pos, ret))
1939 return pos - buf;
1940 pos += ret;
1941 }
1942 #endif /* CONFIG_P2P */
1943
1944 ret = os_snprintf(pos, end - pos, "address=" MACSTR "\n",
1945 MAC2STR(wpa_s->own_addr));
1946 if (os_snprintf_error(end - pos, ret))
1947 return pos - buf;
1948 pos += ret;
1949
1950 #ifdef CONFIG_HS20
1951 if (wpa_s->current_bss &&
1952 (hs20 = wpa_bss_get_vendor_ie(wpa_s->current_bss,
1953 HS20_IE_VENDOR_TYPE)) &&
1954 wpa_s->wpa_proto == WPA_PROTO_RSN &&
1955 wpa_key_mgmt_wpa_ieee8021x(wpa_s->key_mgmt)) {
1956 int release = 1;
1957 if (hs20[1] >= 5) {
1958 u8 rel_num = (hs20[6] & 0xf0) >> 4;
1959 release = rel_num + 1;
1960 }
1961 ret = os_snprintf(pos, end - pos, "hs20=%d\n", release);
1962 if (os_snprintf_error(end - pos, ret))
1963 return pos - buf;
1964 pos += ret;
1965 }
1966
1967 if (wpa_s->current_ssid) {
1968 struct wpa_cred *cred;
1969 char *type;
1970
1971 for (cred = wpa_s->conf->cred; cred; cred = cred->next) {
1972 size_t i;
1973
1974 if (wpa_s->current_ssid->parent_cred != cred)
1975 continue;
1976
1977 if (cred->provisioning_sp) {
1978 ret = os_snprintf(pos, end - pos,
1979 "provisioning_sp=%s\n",
1980 cred->provisioning_sp);
1981 if (os_snprintf_error(end - pos, ret))
1982 return pos - buf;
1983 pos += ret;
1984 }
1985
1986 if (!cred->domain)
1987 goto no_domain;
1988
1989 i = 0;
1990 if (wpa_s->current_bss && wpa_s->current_bss->anqp) {
1991 struct wpabuf *names =
1992 wpa_s->current_bss->anqp->domain_name;
1993 for (i = 0; names && i < cred->num_domain; i++)
1994 {
1995 if (domain_name_list_contains(
1996 names, cred->domain[i], 1))
1997 break;
1998 }
1999 if (i == cred->num_domain)
2000 i = 0; /* show first entry by default */
2001 }
2002 ret = os_snprintf(pos, end - pos, "home_sp=%s\n",
2003 cred->domain[i]);
2004 if (os_snprintf_error(end - pos, ret))
2005 return pos - buf;
2006 pos += ret;
2007
2008 no_domain:
2009 if (wpa_s->current_bss == NULL ||
2010 wpa_s->current_bss->anqp == NULL)
2011 res = -1;
2012 else
2013 res = interworking_home_sp_cred(
2014 wpa_s, cred,
2015 wpa_s->current_bss->anqp->domain_name);
2016 if (res > 0)
2017 type = "home";
2018 else if (res == 0)
2019 type = "roaming";
2020 else
2021 type = "unknown";
2022
2023 ret = os_snprintf(pos, end - pos, "sp_type=%s\n", type);
2024 if (os_snprintf_error(end - pos, ret))
2025 return pos - buf;
2026 pos += ret;
2027
2028 break;
2029 }
2030 }
2031 #endif /* CONFIG_HS20 */
2032
2033 if (wpa_key_mgmt_wpa_ieee8021x(wpa_s->key_mgmt) ||
2034 wpa_s->key_mgmt == WPA_KEY_MGMT_IEEE8021X_NO_WPA) {
2035 res = eapol_sm_get_status(wpa_s->eapol, pos, end - pos,
2036 verbose);
2037 if (res >= 0)
2038 pos += res;
2039 }
2040
2041 sess_id = eapol_sm_get_session_id(wpa_s->eapol, &sess_id_len);
2042 if (sess_id) {
2043 char *start = pos;
2044
2045 ret = os_snprintf(pos, end - pos, "eap_session_id=");
2046 if (os_snprintf_error(end - pos, ret))
2047 return start - buf;
2048 pos += ret;
2049 ret = wpa_snprintf_hex(pos, end - pos, sess_id, sess_id_len);
2050 if (ret <= 0)
2051 return start - buf;
2052 pos += ret;
2053 ret = os_snprintf(pos, end - pos, "\n");
2054 if (os_snprintf_error(end - pos, ret))
2055 return start - buf;
2056 pos += ret;
2057 }
2058
2059 res = rsn_preauth_get_status(wpa_s->wpa, pos, end - pos, verbose);
2060 if (res >= 0)
2061 pos += res;
2062
2063 #ifdef CONFIG_WPS
2064 {
2065 char uuid_str[100];
2066 uuid_bin2str(wpa_s->wps->uuid, uuid_str, sizeof(uuid_str));
2067 ret = os_snprintf(pos, end - pos, "uuid=%s\n", uuid_str);
2068 if (os_snprintf_error(end - pos, ret))
2069 return pos - buf;
2070 pos += ret;
2071 }
2072 #endif /* CONFIG_WPS */
2073
2074 #ifdef ANDROID
2075 /*
2076 * Allow using the STATUS command with default behavior, say for debug,
2077 * i.e., don't generate a "fake" CONNECTION and SUPPLICANT_STATE_CHANGE
2078 * events with STATUS-NO_EVENTS.
2079 */
2080 if (os_strcmp(params, "-NO_EVENTS")) {
2081 wpa_msg_ctrl(wpa_s, MSG_INFO, WPA_EVENT_STATE_CHANGE
2082 "id=%d state=%d BSSID=" MACSTR " SSID=%s",
2083 wpa_s->current_ssid ? wpa_s->current_ssid->id : -1,
2084 wpa_s->wpa_state,
2085 MAC2STR(wpa_s->bssid),
2086 wpa_s->current_ssid && wpa_s->current_ssid->ssid ?
2087 wpa_ssid_txt(wpa_s->current_ssid->ssid,
2088 wpa_s->current_ssid->ssid_len) : "");
2089 if (wpa_s->wpa_state == WPA_COMPLETED) {
2090 struct wpa_ssid *ssid = wpa_s->current_ssid;
2091 wpa_msg_ctrl(wpa_s, MSG_INFO, WPA_EVENT_CONNECTED
2092 "- connection to " MACSTR
2093 " completed %s [id=%d id_str=%s]",
2094 MAC2STR(wpa_s->bssid), "(auth)",
2095 ssid ? ssid->id : -1,
2096 ssid && ssid->id_str ? ssid->id_str : "");
2097 }
2098 }
2099 #endif /* ANDROID */
2100
2101 return pos - buf;
2102 }
2103
2104
2105 static int wpa_supplicant_ctrl_iface_bssid(struct wpa_supplicant *wpa_s,
2106 char *cmd)
2107 {
2108 char *pos;
2109 int id;
2110 struct wpa_ssid *ssid;
2111 u8 bssid[ETH_ALEN];
2112
2113 /* cmd: "<network id> <BSSID>" */
2114 pos = os_strchr(cmd, ' ');
2115 if (pos == NULL)
2116 return -1;
2117 *pos++ = '\0';
2118 id = atoi(cmd);
2119 wpa_printf(MSG_DEBUG, "CTRL_IFACE: id=%d bssid='%s'", id, pos);
2120 if (hwaddr_aton(pos, bssid)) {
2121 wpa_printf(MSG_DEBUG ,"CTRL_IFACE: invalid BSSID '%s'", pos);
2122 return -1;
2123 }
2124
2125 ssid = wpa_config_get_network(wpa_s->conf, id);
2126 if (ssid == NULL) {
2127 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find SSID id=%d "
2128 "to update", id);
2129 return -1;
2130 }
2131
2132 os_memcpy(ssid->bssid, bssid, ETH_ALEN);
2133 ssid->bssid_set = !is_zero_ether_addr(bssid);
2134
2135 return 0;
2136 }
2137
2138
2139 static int wpa_supplicant_ctrl_iface_blacklist(struct wpa_supplicant *wpa_s,
2140 char *cmd, char *buf,
2141 size_t buflen)
2142 {
2143 u8 bssid[ETH_ALEN];
2144 struct wpa_blacklist *e;
2145 char *pos, *end;
2146 int ret;
2147
2148 /* cmd: "BLACKLIST [<BSSID>]" */
2149 if (*cmd == '\0') {
2150 pos = buf;
2151 end = buf + buflen;
2152 e = wpa_s->blacklist;
2153 while (e) {
2154 ret = os_snprintf(pos, end - pos, MACSTR "\n",
2155 MAC2STR(e->bssid));
2156 if (os_snprintf_error(end - pos, ret))
2157 return pos - buf;
2158 pos += ret;
2159 e = e->next;
2160 }
2161 return pos - buf;
2162 }
2163
2164 cmd++;
2165 if (os_strncmp(cmd, "clear", 5) == 0) {
2166 wpa_blacklist_clear(wpa_s);
2167 os_memcpy(buf, "OK\n", 3);
2168 return 3;
2169 }
2170
2171 wpa_printf(MSG_DEBUG, "CTRL_IFACE: BLACKLIST bssid='%s'", cmd);
2172 if (hwaddr_aton(cmd, bssid)) {
2173 wpa_printf(MSG_DEBUG, "CTRL_IFACE: invalid BSSID '%s'", cmd);
2174 return -1;
2175 }
2176
2177 /*
2178 * Add the BSSID twice, so its count will be 2, causing it to be
2179 * skipped when processing scan results.
2180 */
2181 ret = wpa_blacklist_add(wpa_s, bssid);
2182 if (ret < 0)
2183 return -1;
2184 ret = wpa_blacklist_add(wpa_s, bssid);
2185 if (ret < 0)
2186 return -1;
2187 os_memcpy(buf, "OK\n", 3);
2188 return 3;
2189 }
2190
2191
2192 static int wpa_supplicant_ctrl_iface_log_level(struct wpa_supplicant *wpa_s,
2193 char *cmd, char *buf,
2194 size_t buflen)
2195 {
2196 char *pos, *end, *stamp;
2197 int ret;
2198
2199 /* cmd: "LOG_LEVEL [<level>]" */
2200 if (*cmd == '\0') {
2201 pos = buf;
2202 end = buf + buflen;
2203 ret = os_snprintf(pos, end - pos, "Current level: %s\n"
2204 "Timestamp: %d\n",
2205 debug_level_str(wpa_debug_level),
2206 wpa_debug_timestamp);
2207 if (os_snprintf_error(end - pos, ret))
2208 ret = 0;
2209
2210 return ret;
2211 }
2212
2213 while (*cmd == ' ')
2214 cmd++;
2215
2216 stamp = os_strchr(cmd, ' ');
2217 if (stamp) {
2218 *stamp++ = '\0';
2219 while (*stamp == ' ') {
2220 stamp++;
2221 }
2222 }
2223
2224 if (os_strlen(cmd)) {
2225 int level = str_to_debug_level(cmd);
2226 if (level < 0)
2227 return -1;
2228 wpa_debug_level = level;
2229 }
2230
2231 if (stamp && os_strlen(stamp))
2232 wpa_debug_timestamp = atoi(stamp);
2233
2234 os_memcpy(buf, "OK\n", 3);
2235 return 3;
2236 }
2237
2238
2239 static int wpa_supplicant_ctrl_iface_list_networks(
2240 struct wpa_supplicant *wpa_s, char *cmd, char *buf, size_t buflen)
2241 {
2242 char *pos, *end, *prev;
2243 struct wpa_ssid *ssid;
2244 int ret;
2245
2246 pos = buf;
2247 end = buf + buflen;
2248 ret = os_snprintf(pos, end - pos,
2249 "network id / ssid / bssid / flags\n");
2250 if (os_snprintf_error(end - pos, ret))
2251 return pos - buf;
2252 pos += ret;
2253
2254 ssid = wpa_s->conf->ssid;
2255
2256 /* skip over ssids until we find next one */
2257 if (cmd != NULL && os_strncmp(cmd, "LAST_ID=", 8) == 0) {
2258 int last_id = atoi(cmd + 8);
2259 if (last_id != -1) {
2260 while (ssid != NULL && ssid->id <= last_id) {
2261 ssid = ssid->next;
2262 }
2263 }
2264 }
2265
2266 while (ssid) {
2267 prev = pos;
2268 ret = os_snprintf(pos, end - pos, "%d\t%s",
2269 ssid->id,
2270 wpa_ssid_txt(ssid->ssid, ssid->ssid_len));
2271 if (os_snprintf_error(end - pos, ret))
2272 return prev - buf;
2273 pos += ret;
2274 if (ssid->bssid_set) {
2275 ret = os_snprintf(pos, end - pos, "\t" MACSTR,
2276 MAC2STR(ssid->bssid));
2277 } else {
2278 ret = os_snprintf(pos, end - pos, "\tany");
2279 }
2280 if (os_snprintf_error(end - pos, ret))
2281 return prev - buf;
2282 pos += ret;
2283 ret = os_snprintf(pos, end - pos, "\t%s%s%s%s",
2284 ssid == wpa_s->current_ssid ?
2285 "[CURRENT]" : "",
2286 ssid->disabled ? "[DISABLED]" : "",
2287 ssid->disabled_until.sec ?
2288 "[TEMP-DISABLED]" : "",
2289 ssid->disabled == 2 ? "[P2P-PERSISTENT]" :
2290 "");
2291 if (os_snprintf_error(end - pos, ret))
2292 return prev - buf;
2293 pos += ret;
2294 ret = os_snprintf(pos, end - pos, "\n");
2295 if (os_snprintf_error(end - pos, ret))
2296 return prev - buf;
2297 pos += ret;
2298
2299 ssid = ssid->next;
2300 }
2301
2302 return pos - buf;
2303 }
2304
2305
2306 static char * wpa_supplicant_cipher_txt(char *pos, char *end, int cipher)
2307 {
2308 int ret;
2309 ret = os_snprintf(pos, end - pos, "-");
2310 if (os_snprintf_error(end - pos, ret))
2311 return pos;
2312 pos += ret;
2313 ret = wpa_write_ciphers(pos, end, cipher, "+");
2314 if (ret < 0)
2315 return pos;
2316 pos += ret;
2317 return pos;
2318 }
2319
2320
2321 static char * wpa_supplicant_ie_txt(char *pos, char *end, const char *proto,
2322 const u8 *ie, size_t ie_len)
2323 {
2324 struct wpa_ie_data data;
2325 char *start;
2326 int ret;
2327
2328 ret = os_snprintf(pos, end - pos, "[%s-", proto);
2329 if (os_snprintf_error(end - pos, ret))
2330 return pos;
2331 pos += ret;
2332
2333 if (wpa_parse_wpa_ie(ie, ie_len, &data) < 0) {
2334 ret = os_snprintf(pos, end - pos, "?]");
2335 if (os_snprintf_error(end - pos, ret))
2336 return pos;
2337 pos += ret;
2338 return pos;
2339 }
2340
2341 start = pos;
2342 if (data.key_mgmt & WPA_KEY_MGMT_IEEE8021X) {
2343 ret = os_snprintf(pos, end - pos, "%sEAP",
2344 pos == start ? "" : "+");
2345 if (os_snprintf_error(end - pos, ret))
2346 return pos;
2347 pos += ret;
2348 }
2349 if (data.key_mgmt & WPA_KEY_MGMT_PSK) {
2350 ret = os_snprintf(pos, end - pos, "%sPSK",
2351 pos == start ? "" : "+");
2352 if (os_snprintf_error(end - pos, ret))
2353 return pos;
2354 pos += ret;
2355 }
2356 if (data.key_mgmt & WPA_KEY_MGMT_WPA_NONE) {
2357 ret = os_snprintf(pos, end - pos, "%sNone",
2358 pos == start ? "" : "+");
2359 if (os_snprintf_error(end - pos, ret))
2360 return pos;
2361 pos += ret;
2362 }
2363 if (data.key_mgmt & WPA_KEY_MGMT_SAE) {
2364 ret = os_snprintf(pos, end - pos, "%sSAE",
2365 pos == start ? "" : "+");
2366 if (os_snprintf_error(end - pos, ret))
2367 return pos;
2368 pos += ret;
2369 }
2370 #ifdef CONFIG_IEEE80211R
2371 if (data.key_mgmt & WPA_KEY_MGMT_FT_IEEE8021X) {
2372 ret = os_snprintf(pos, end - pos, "%sFT/EAP",
2373 pos == start ? "" : "+");
2374 if (os_snprintf_error(end - pos, ret))
2375 return pos;
2376 pos += ret;
2377 }
2378 if (data.key_mgmt & WPA_KEY_MGMT_FT_PSK) {
2379 ret = os_snprintf(pos, end - pos, "%sFT/PSK",
2380 pos == start ? "" : "+");
2381 if (os_snprintf_error(end - pos, ret))
2382 return pos;
2383 pos += ret;
2384 }
2385 if (data.key_mgmt & WPA_KEY_MGMT_FT_SAE) {
2386 ret = os_snprintf(pos, end - pos, "%sFT/SAE",
2387 pos == start ? "" : "+");
2388 if (os_snprintf_error(end - pos, ret))
2389 return pos;
2390 pos += ret;
2391 }
2392 #endif /* CONFIG_IEEE80211R */
2393 #ifdef CONFIG_IEEE80211W
2394 if (data.key_mgmt & WPA_KEY_MGMT_IEEE8021X_SHA256) {
2395 ret = os_snprintf(pos, end - pos, "%sEAP-SHA256",
2396 pos == start ? "" : "+");
2397 if (os_snprintf_error(end - pos, ret))
2398 return pos;
2399 pos += ret;
2400 }
2401 if (data.key_mgmt & WPA_KEY_MGMT_PSK_SHA256) {
2402 ret = os_snprintf(pos, end - pos, "%sPSK-SHA256",
2403 pos == start ? "" : "+");
2404 if (os_snprintf_error(end - pos, ret))
2405 return pos;
2406 pos += ret;
2407 }
2408 #endif /* CONFIG_IEEE80211W */
2409
2410 #ifdef CONFIG_SUITEB
2411 if (data.key_mgmt & WPA_KEY_MGMT_IEEE8021X_SUITE_B) {
2412 ret = os_snprintf(pos, end - pos, "%sEAP-SUITE-B",
2413 pos == start ? "" : "+");
2414 if (os_snprintf_error(end - pos, ret))
2415 return pos;
2416 pos += ret;
2417 }
2418 #endif /* CONFIG_SUITEB */
2419
2420 #ifdef CONFIG_SUITEB192
2421 if (data.key_mgmt & WPA_KEY_MGMT_IEEE8021X_SUITE_B_192) {
2422 ret = os_snprintf(pos, end - pos, "%sEAP-SUITE-B-192",
2423 pos == start ? "" : "+");
2424 if (os_snprintf_error(end - pos, ret))
2425 return pos;
2426 pos += ret;
2427 }
2428 #endif /* CONFIG_SUITEB192 */
2429
2430 if (data.key_mgmt & WPA_KEY_MGMT_OSEN) {
2431 ret = os_snprintf(pos, end - pos, "%sOSEN",
2432 pos == start ? "" : "+");
2433 if (os_snprintf_error(end - pos, ret))
2434 return pos;
2435 pos += ret;
2436 }
2437
2438 pos = wpa_supplicant_cipher_txt(pos, end, data.pairwise_cipher);
2439
2440 if (data.capabilities & WPA_CAPABILITY_PREAUTH) {
2441 ret = os_snprintf(pos, end - pos, "-preauth");
2442 if (os_snprintf_error(end - pos, ret))
2443 return pos;
2444 pos += ret;
2445 }
2446
2447 ret = os_snprintf(pos, end - pos, "]");
2448 if (os_snprintf_error(end - pos, ret))
2449 return pos;
2450 pos += ret;
2451
2452 return pos;
2453 }
2454
2455
2456 #ifdef CONFIG_WPS
2457 static char * wpa_supplicant_wps_ie_txt_buf(struct wpa_supplicant *wpa_s,
2458 char *pos, char *end,
2459 struct wpabuf *wps_ie)
2460 {
2461 int ret;
2462 const char *txt;
2463
2464 if (wps_ie == NULL)
2465 return pos;
2466 if (wps_is_selected_pbc_registrar(wps_ie))
2467 txt = "[WPS-PBC]";
2468 else if (wps_is_addr_authorized(wps_ie, wpa_s->own_addr, 0))
2469 txt = "[WPS-AUTH]";
2470 else if (wps_is_selected_pin_registrar(wps_ie))
2471 txt = "[WPS-PIN]";
2472 else
2473 txt = "[WPS]";
2474
2475 ret = os_snprintf(pos, end - pos, "%s", txt);
2476 if (!os_snprintf_error(end - pos, ret))
2477 pos += ret;
2478 wpabuf_free(wps_ie);
2479 return pos;
2480 }
2481 #endif /* CONFIG_WPS */
2482
2483
2484 static char * wpa_supplicant_wps_ie_txt(struct wpa_supplicant *wpa_s,
2485 char *pos, char *end,
2486 const struct wpa_bss *bss)
2487 {
2488 #ifdef CONFIG_WPS
2489 struct wpabuf *wps_ie;
2490 wps_ie = wpa_bss_get_vendor_ie_multi(bss, WPS_IE_VENDOR_TYPE);
2491 return wpa_supplicant_wps_ie_txt_buf(wpa_s, pos, end, wps_ie);
2492 #else /* CONFIG_WPS */
2493 return pos;
2494 #endif /* CONFIG_WPS */
2495 }
2496
2497
2498 /* Format one result on one text line into a buffer. */
2499 static int wpa_supplicant_ctrl_iface_scan_result(
2500 struct wpa_supplicant *wpa_s,
2501 const struct wpa_bss *bss, char *buf, size_t buflen)
2502 {
2503 char *pos, *end;
2504 int ret;
2505 const u8 *ie, *ie2, *osen_ie, *p2p, *mesh;
2506
2507 mesh = wpa_bss_get_ie(bss, WLAN_EID_MESH_ID);
2508 p2p = wpa_bss_get_vendor_ie(bss, P2P_IE_VENDOR_TYPE);
2509 if (!p2p)
2510 p2p = wpa_bss_get_vendor_ie_beacon(bss, P2P_IE_VENDOR_TYPE);
2511 if (p2p && bss->ssid_len == P2P_WILDCARD_SSID_LEN &&
2512 os_memcmp(bss->ssid, P2P_WILDCARD_SSID, P2P_WILDCARD_SSID_LEN) ==
2513 0)
2514 return 0; /* Do not show P2P listen discovery results here */
2515
2516 pos = buf;
2517 end = buf + buflen;
2518
2519 ret = os_snprintf(pos, end - pos, MACSTR "\t%d\t%d\t",
2520 MAC2STR(bss->bssid), bss->freq, bss->level);
2521 if (os_snprintf_error(end - pos, ret))
2522 return -1;
2523 pos += ret;
2524 ie = wpa_bss_get_vendor_ie(bss, WPA_IE_VENDOR_TYPE);
2525 if (ie)
2526 pos = wpa_supplicant_ie_txt(pos, end, "WPA", ie, 2 + ie[1]);
2527 ie2 = wpa_bss_get_ie(bss, WLAN_EID_RSN);
2528 if (ie2) {
2529 pos = wpa_supplicant_ie_txt(pos, end, mesh ? "RSN" : "WPA2",
2530 ie2, 2 + ie2[1]);
2531 }
2532 osen_ie = wpa_bss_get_vendor_ie(bss, OSEN_IE_VENDOR_TYPE);
2533 if (osen_ie)
2534 pos = wpa_supplicant_ie_txt(pos, end, "OSEN",
2535 osen_ie, 2 + osen_ie[1]);
2536 pos = wpa_supplicant_wps_ie_txt(wpa_s, pos, end, bss);
2537 if (!ie && !ie2 && !osen_ie && (bss->caps & IEEE80211_CAP_PRIVACY)) {
2538 ret = os_snprintf(pos, end - pos, "[WEP]");
2539 if (os_snprintf_error(end - pos, ret))
2540 return -1;
2541 pos += ret;
2542 }
2543 if (mesh) {
2544 ret = os_snprintf(pos, end - pos, "[MESH]");
2545 if (os_snprintf_error(end - pos, ret))
2546 return -1;
2547 pos += ret;
2548 }
2549 if (bss_is_dmg(bss)) {
2550 const char *s;
2551 ret = os_snprintf(pos, end - pos, "[DMG]");
2552 if (os_snprintf_error(end - pos, ret))
2553 return -1;
2554 pos += ret;
2555 switch (bss->caps & IEEE80211_CAP_DMG_MASK) {
2556 case IEEE80211_CAP_DMG_IBSS:
2557 s = "[IBSS]";
2558 break;
2559 case IEEE80211_CAP_DMG_AP:
2560 s = "[ESS]";
2561 break;
2562 case IEEE80211_CAP_DMG_PBSS:
2563 s = "[PBSS]";
2564 break;
2565 default:
2566 s = "";
2567 break;
2568 }
2569 ret = os_snprintf(pos, end - pos, "%s", s);
2570 if (os_snprintf_error(end - pos, ret))
2571 return -1;
2572 pos += ret;
2573 } else {
2574 if (bss->caps & IEEE80211_CAP_IBSS) {
2575 ret = os_snprintf(pos, end - pos, "[IBSS]");
2576 if (os_snprintf_error(end - pos, ret))
2577 return -1;
2578 pos += ret;
2579 }
2580 if (bss->caps & IEEE80211_CAP_ESS) {
2581 ret = os_snprintf(pos, end - pos, "[ESS]");
2582 if (os_snprintf_error(end - pos, ret))
2583 return -1;
2584 pos += ret;
2585 }
2586 }
2587 if (p2p) {
2588 ret = os_snprintf(pos, end - pos, "[P2P]");
2589 if (os_snprintf_error(end - pos, ret))
2590 return -1;
2591 pos += ret;
2592 }
2593 #ifdef CONFIG_HS20
2594 if (wpa_bss_get_vendor_ie(bss, HS20_IE_VENDOR_TYPE) && ie2) {
2595 ret = os_snprintf(pos, end - pos, "[HS20]");
2596 if (os_snprintf_error(end - pos, ret))
2597 return -1;
2598 pos += ret;
2599 }
2600 #endif /* CONFIG_HS20 */
2601 #ifdef CONFIG_FST
2602 if (wpa_bss_get_ie(bss, WLAN_EID_MULTI_BAND)) {
2603 ret = os_snprintf(pos, end - pos, "[FST]");
2604 if (os_snprintf_error(end - pos, ret))
2605 return -1;
2606 pos += ret;
2607 }
2608 #endif /* CONFIG_FST */
2609
2610 ret = os_snprintf(pos, end - pos, "\t%s",
2611 wpa_ssid_txt(bss->ssid, bss->ssid_len));
2612 if (os_snprintf_error(end - pos, ret))
2613 return -1;
2614 pos += ret;
2615
2616 ret = os_snprintf(pos, end - pos, "\n");
2617 if (os_snprintf_error(end - pos, ret))
2618 return -1;
2619 pos += ret;
2620
2621 return pos - buf;
2622 }
2623
2624
2625 static int wpa_supplicant_ctrl_iface_scan_results(
2626 struct wpa_supplicant *wpa_s, char *buf, size_t buflen)
2627 {
2628 char *pos, *end;
2629 struct wpa_bss *bss;
2630 int ret;
2631
2632 pos = buf;
2633 end = buf + buflen;
2634 ret = os_snprintf(pos, end - pos, "bssid / frequency / signal level / "
2635 "flags / ssid\n");
2636 if (os_snprintf_error(end - pos, ret))
2637 return pos - buf;
2638 pos += ret;
2639
2640 dl_list_for_each(bss, &wpa_s->bss_id, struct wpa_bss, list_id) {
2641 ret = wpa_supplicant_ctrl_iface_scan_result(wpa_s, bss, pos,
2642 end - pos);
2643 if (ret < 0 || ret >= end - pos)
2644 return pos - buf;
2645 pos += ret;
2646 }
2647
2648 return pos - buf;
2649 }
2650
2651
2652 #ifdef CONFIG_MESH
2653
2654 static int wpa_supplicant_ctrl_iface_mesh_interface_add(
2655 struct wpa_supplicant *wpa_s, char *cmd, char *reply, size_t max_len)
2656 {
2657 char *pos, ifname[IFNAMSIZ + 1];
2658
2659 ifname[0] = '\0';
2660
2661 pos = os_strstr(cmd, "ifname=");
2662 if (pos) {
2663 pos += 7;
2664 os_strlcpy(ifname, pos, sizeof(ifname));
2665 }
2666
2667 if (wpas_mesh_add_interface(wpa_s, ifname, sizeof(ifname)) < 0)
2668 return -1;
2669
2670 os_strlcpy(reply, ifname, max_len);
2671 return os_strlen(ifname);
2672 }
2673
2674
2675 static int wpa_supplicant_ctrl_iface_mesh_group_add(
2676 struct wpa_supplicant *wpa_s, char *cmd)
2677 {
2678 int id;
2679 struct wpa_ssid *ssid;
2680
2681 id = atoi(cmd);
2682 wpa_printf(MSG_DEBUG, "CTRL_IFACE: MESH_GROUP_ADD id=%d", id);
2683
2684 ssid = wpa_config_get_network(wpa_s->conf, id);
2685 if (ssid == NULL) {
2686 wpa_printf(MSG_DEBUG,
2687 "CTRL_IFACE: Could not find network id=%d", id);
2688 return -1;
2689 }
2690 if (ssid->mode != WPAS_MODE_MESH) {
2691 wpa_printf(MSG_DEBUG,
2692 "CTRL_IFACE: Cannot use MESH_GROUP_ADD on a non mesh network");
2693 return -1;
2694 }
2695 if (ssid->key_mgmt != WPA_KEY_MGMT_NONE &&
2696 ssid->key_mgmt != WPA_KEY_MGMT_SAE) {
2697 wpa_printf(MSG_ERROR,
2698 "CTRL_IFACE: key_mgmt for mesh network should be open or SAE");
2699 return -1;
2700 }
2701
2702 /*
2703 * TODO: If necessary write our own group_add function,
2704 * for now we can reuse select_network
2705 */
2706 wpa_supplicant_select_network(wpa_s, ssid);
2707
2708 return 0;
2709 }
2710
2711
2712 static int wpa_supplicant_ctrl_iface_mesh_group_remove(
2713 struct wpa_supplicant *wpa_s, char *cmd)
2714 {
2715 struct wpa_supplicant *orig;
2716 struct wpa_global *global;
2717 int found = 0;
2718
2719 wpa_printf(MSG_DEBUG, "CTRL_IFACE: MESH_GROUP_REMOVE ifname=%s", cmd);
2720
2721 global = wpa_s->global;
2722 orig = wpa_s;
2723
2724 for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next) {
2725 if (os_strcmp(wpa_s->ifname, cmd) == 0) {
2726 found = 1;
2727 break;
2728 }
2729 }
2730 if (!found) {
2731 wpa_printf(MSG_ERROR,
2732 "CTRL_IFACE: MESH_GROUP_REMOVE ifname=%s not found",
2733 cmd);
2734 return -1;
2735 }
2736 if (wpa_s->mesh_if_created && wpa_s == orig) {
2737 wpa_printf(MSG_ERROR,
2738 "CTRL_IFACE: MESH_GROUP_REMOVE can't remove itself");
2739 return -1;
2740 }
2741
2742 wpa_s->reassociate = 0;
2743 wpa_s->disconnected = 1;
2744 wpa_supplicant_cancel_sched_scan(wpa_s);
2745 wpa_supplicant_cancel_scan(wpa_s);
2746
2747 /*
2748 * TODO: If necessary write our own group_remove function,
2749 * for now we can reuse deauthenticate
2750 */
2751 wpa_supplicant_deauthenticate(wpa_s, WLAN_REASON_DEAUTH_LEAVING);
2752
2753 if (wpa_s->mesh_if_created)
2754 wpa_supplicant_remove_iface(global, wpa_s, 0);
2755
2756 return 0;
2757 }
2758
2759
2760 static int wpa_supplicant_ctrl_iface_mesh_peer_remove(
2761 struct wpa_supplicant *wpa_s, char *cmd)
2762 {
2763 u8 addr[ETH_ALEN];
2764
2765 if (hwaddr_aton(cmd, addr) < 0)
2766 return -1;
2767
2768 return wpas_mesh_peer_remove(wpa_s, addr);
2769 }
2770
2771
2772 static int wpa_supplicant_ctrl_iface_mesh_peer_add(
2773 struct wpa_supplicant *wpa_s, char *cmd)
2774 {
2775 u8 addr[ETH_ALEN];
2776 int duration;
2777 char *pos;
2778
2779 pos = os_strstr(cmd, " duration=");
2780 if (pos) {
2781 *pos = '\0';
2782 duration = atoi(pos + 10);
2783 } else {
2784 duration = -1;
2785 }
2786
2787 if (hwaddr_aton(cmd, addr))
2788 return -1;
2789
2790 return wpas_mesh_peer_add(wpa_s, addr, duration);
2791 }
2792
2793 #endif /* CONFIG_MESH */
2794
2795
2796 static int wpa_supplicant_ctrl_iface_select_network(
2797 struct wpa_supplicant *wpa_s, char *cmd)
2798 {
2799 int id;
2800 struct wpa_ssid *ssid;
2801 char *pos;
2802
2803 /* cmd: "<network id>" or "any" */
2804 if (os_strncmp(cmd, "any", 3) == 0) {
2805 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SELECT_NETWORK any");
2806 ssid = NULL;
2807 } else {
2808 id = atoi(cmd);
2809 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SELECT_NETWORK id=%d", id);
2810
2811 ssid = wpa_config_get_network(wpa_s->conf, id);
2812 if (ssid == NULL) {
2813 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
2814 "network id=%d", id);
2815 return -1;
2816 }
2817 if (ssid->disabled == 2) {
2818 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Cannot use "
2819 "SELECT_NETWORK with persistent P2P group");
2820 return -1;
2821 }
2822 }
2823
2824 pos = os_strstr(cmd, " freq=");
2825 if (pos) {
2826 int *freqs = freq_range_to_channel_list(wpa_s, pos + 6);
2827 if (freqs) {
2828 wpa_s->scan_req = MANUAL_SCAN_REQ;
2829 os_free(wpa_s->manual_scan_freqs);
2830 wpa_s->manual_scan_freqs = freqs;
2831 }
2832 }
2833
2834 wpa_s->scan_min_time.sec = 0;
2835 wpa_s->scan_min_time.usec = 0;
2836 wpa_supplicant_select_network(wpa_s, ssid);
2837
2838 return 0;
2839 }
2840
2841
2842 static int wpa_supplicant_ctrl_iface_enable_network(
2843 struct wpa_supplicant *wpa_s, char *cmd)
2844 {
2845 int id;
2846 struct wpa_ssid *ssid;
2847
2848 /* cmd: "<network id>" or "all" */
2849 if (os_strcmp(cmd, "all") == 0) {
2850 wpa_printf(MSG_DEBUG, "CTRL_IFACE: ENABLE_NETWORK all");
2851 ssid = NULL;
2852 } else {
2853 id = atoi(cmd);
2854 wpa_printf(MSG_DEBUG, "CTRL_IFACE: ENABLE_NETWORK id=%d", id);
2855
2856 ssid = wpa_config_get_network(wpa_s->conf, id);
2857 if (ssid == NULL) {
2858 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
2859 "network id=%d", id);
2860 return -1;
2861 }
2862 if (ssid->disabled == 2) {
2863 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Cannot use "
2864 "ENABLE_NETWORK with persistent P2P group");
2865 return -1;
2866 }
2867
2868 if (os_strstr(cmd, " no-connect")) {
2869 ssid->disabled = 0;
2870 return 0;
2871 }
2872 }
2873 wpa_s->scan_min_time.sec = 0;
2874 wpa_s->scan_min_time.usec = 0;
2875 wpa_supplicant_enable_network(wpa_s, ssid);
2876
2877 return 0;
2878 }
2879
2880
2881 static int wpa_supplicant_ctrl_iface_disable_network(
2882 struct wpa_supplicant *wpa_s, char *cmd)
2883 {
2884 int id;
2885 struct wpa_ssid *ssid;
2886
2887 /* cmd: "<network id>" or "all" */
2888 if (os_strcmp(cmd, "all") == 0) {
2889 wpa_printf(MSG_DEBUG, "CTRL_IFACE: DISABLE_NETWORK all");
2890 ssid = NULL;
2891 } else {
2892 id = atoi(cmd);
2893 wpa_printf(MSG_DEBUG, "CTRL_IFACE: DISABLE_NETWORK id=%d", id);
2894
2895 ssid = wpa_config_get_network(wpa_s->conf, id);
2896 if (ssid == NULL) {
2897 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
2898 "network id=%d", id);
2899 return -1;
2900 }
2901 if (ssid->disabled == 2) {
2902 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Cannot use "
2903 "DISABLE_NETWORK with persistent P2P "
2904 "group");
2905 return -1;
2906 }
2907 }
2908 wpa_supplicant_disable_network(wpa_s, ssid);
2909
2910 return 0;
2911 }
2912
2913
2914 static int wpa_supplicant_ctrl_iface_add_network(
2915 struct wpa_supplicant *wpa_s, char *buf, size_t buflen)
2916 {
2917 struct wpa_ssid *ssid;
2918 int ret;
2919
2920 wpa_printf(MSG_DEBUG, "CTRL_IFACE: ADD_NETWORK");
2921
2922 ssid = wpa_supplicant_add_network(wpa_s);
2923 if (ssid == NULL)
2924 return -1;
2925
2926 ret = os_snprintf(buf, buflen, "%d\n", ssid->id);
2927 if (os_snprintf_error(buflen, ret))
2928 return -1;
2929 return ret;
2930 }
2931
2932
2933 static int wpa_supplicant_ctrl_iface_remove_network(
2934 struct wpa_supplicant *wpa_s, char *cmd)
2935 {
2936 int id;
2937 struct wpa_ssid *ssid;
2938 int result;
2939
2940 /* cmd: "<network id>" or "all" */
2941 if (os_strcmp(cmd, "all") == 0) {
2942 wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_NETWORK all");
2943 if (wpa_s->sched_scanning)
2944 wpa_supplicant_cancel_sched_scan(wpa_s);
2945
2946 eapol_sm_invalidate_cached_session(wpa_s->eapol);
2947 if (wpa_s->current_ssid) {
2948 #ifdef CONFIG_SME
2949 wpa_s->sme.prev_bssid_set = 0;
2950 #endif /* CONFIG_SME */
2951 wpa_sm_set_config(wpa_s->wpa, NULL);
2952 eapol_sm_notify_config(wpa_s->eapol, NULL, NULL);
2953 if (wpa_s->wpa_state >= WPA_AUTHENTICATING)
2954 wpa_s->own_disconnect_req = 1;
2955 wpa_supplicant_deauthenticate(
2956 wpa_s, WLAN_REASON_DEAUTH_LEAVING);
2957 }
2958 ssid = wpa_s->conf->ssid;
2959 while (ssid) {
2960 struct wpa_ssid *remove_ssid = ssid;
2961 id = ssid->id;
2962 ssid = ssid->next;
2963 if (wpa_s->last_ssid == remove_ssid)
2964 wpa_s->last_ssid = NULL;
2965 wpas_notify_network_removed(wpa_s, remove_ssid);
2966 wpa_config_remove_network(wpa_s->conf, id);
2967 }
2968 return 0;
2969 }
2970
2971 id = atoi(cmd);
2972 wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_NETWORK id=%d", id);
2973
2974 result = wpa_supplicant_remove_network(wpa_s, id);
2975 if (result == -1) {
2976 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find network "
2977 "id=%d", id);
2978 return -1;
2979 }
2980 if (result == -2) {
2981 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Not able to remove the "
2982 "network id=%d", id);
2983 return -1;
2984 }
2985 return 0;
2986 }
2987
2988
2989 static int wpa_supplicant_ctrl_iface_update_network(
2990 struct wpa_supplicant *wpa_s, struct wpa_ssid *ssid,
2991 char *name, char *value)
2992 {
2993 int ret;
2994
2995 ret = wpa_config_set(ssid, name, value, 0);
2996 if (ret < 0) {
2997 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Failed to set network "
2998 "variable '%s'", name);
2999 return -1;
3000 }
3001 if (ret == 1)
3002 return 0; /* No change to the previously configured value */
3003
3004 if (os_strcmp(name, "bssid") != 0 &&
3005 os_strcmp(name, "priority") != 0) {
3006 wpa_sm_pmksa_cache_flush(wpa_s->wpa, ssid);
3007
3008 if (wpa_s->current_ssid == ssid ||
3009 wpa_s->current_ssid == NULL) {
3010 /*
3011 * Invalidate the EAP session cache if anything in the
3012 * current or previously used configuration changes.
3013 */
3014 eapol_sm_invalidate_cached_session(wpa_s->eapol);
3015 }
3016 }
3017
3018 if ((os_strcmp(name, "psk") == 0 &&
3019 value[0] == '"' && ssid->ssid_len) ||
3020 (os_strcmp(name, "ssid") == 0 && ssid->passphrase))
3021 wpa_config_update_psk(ssid);
3022 else if (os_strcmp(name, "priority") == 0)
3023 wpa_config_update_prio_list(wpa_s->conf);
3024
3025 return 0;
3026 }
3027
3028
3029 static int wpa_supplicant_ctrl_iface_set_network(
3030 struct wpa_supplicant *wpa_s, char *cmd)
3031 {
3032 int id, ret, prev_bssid_set, prev_disabled;
3033 struct wpa_ssid *ssid;
3034 char *name, *value;
3035 u8 prev_bssid[ETH_ALEN];
3036
3037 /* cmd: "<network id> <variable name> <value>" */
3038 name = os_strchr(cmd, ' ');
3039 if (name == NULL)
3040 return -1;
3041 *name++ = '\0';
3042
3043 value = os_strchr(name, ' ');
3044 if (value == NULL)
3045 return -1;
3046 *value++ = '\0';
3047
3048 id = atoi(cmd);
3049 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SET_NETWORK id=%d name='%s'",
3050 id, name);
3051 wpa_hexdump_ascii_key(MSG_DEBUG, "CTRL_IFACE: value",
3052 (u8 *) value, os_strlen(value));
3053
3054 ssid = wpa_config_get_network(wpa_s->conf, id);
3055 if (ssid == NULL) {
3056 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find network "
3057 "id=%d", id);
3058 return -1;
3059 }
3060
3061 prev_bssid_set = ssid->bssid_set;
3062 prev_disabled = ssid->disabled;
3063 os_memcpy(prev_bssid, ssid->bssid, ETH_ALEN);
3064 ret = wpa_supplicant_ctrl_iface_update_network(wpa_s, ssid, name,
3065 value);
3066 if (ret == 0 &&
3067 (ssid->bssid_set != prev_bssid_set ||
3068 os_memcmp(ssid->bssid, prev_bssid, ETH_ALEN) != 0))
3069 wpas_notify_network_bssid_set_changed(wpa_s, ssid);
3070
3071 if (prev_disabled != ssid->disabled &&
3072 (prev_disabled == 2 || ssid->disabled == 2))
3073 wpas_notify_network_type_changed(wpa_s, ssid);
3074
3075 return ret;
3076 }
3077
3078
3079 static int wpa_supplicant_ctrl_iface_get_network(
3080 struct wpa_supplicant *wpa_s, char *cmd, char *buf, size_t buflen)
3081 {
3082 int id;
3083 size_t res;
3084 struct wpa_ssid *ssid;
3085 char *name, *value;
3086
3087 /* cmd: "<network id> <variable name>" */
3088 name = os_strchr(cmd, ' ');
3089 if (name == NULL || buflen == 0)
3090 return -1;
3091 *name++ = '\0';
3092
3093 id = atoi(cmd);
3094 wpa_printf(MSG_EXCESSIVE, "CTRL_IFACE: GET_NETWORK id=%d name='%s'",
3095 id, name);
3096
3097 ssid = wpa_config_get_network(wpa_s->conf, id);
3098 if (ssid == NULL) {
3099 wpa_printf(MSG_EXCESSIVE, "CTRL_IFACE: Could not find network "
3100 "id=%d", id);
3101 return -1;
3102 }
3103
3104 value = wpa_config_get_no_key(ssid, name);
3105 if (value == NULL) {
3106 wpa_printf(MSG_EXCESSIVE, "CTRL_IFACE: Failed to get network "
3107 "variable '%s'", name);
3108 return -1;
3109 }
3110
3111 res = os_strlcpy(buf, value, buflen);
3112 if (res >= buflen) {
3113 os_free(value);
3114 return -1;
3115 }
3116
3117 os_free(value);
3118
3119 return res;
3120 }
3121
3122
3123 static int wpa_supplicant_ctrl_iface_dup_network(
3124 struct wpa_supplicant *wpa_s, char *cmd,
3125 struct wpa_supplicant *dst_wpa_s)
3126 {
3127 struct wpa_ssid *ssid_s, *ssid_d;
3128 char *name, *id, *value;
3129 int id_s, id_d, ret;
3130
3131 /* cmd: "<src network id> <dst network id> <variable name>" */
3132 id = os_strchr(cmd, ' ');
3133 if (id == NULL)
3134 return -1;
3135 *id++ = '\0';
3136
3137 name = os_strchr(id, ' ');
3138 if (name == NULL)
3139 return -1;
3140 *name++ = '\0';
3141
3142 id_s = atoi(cmd);
3143 id_d = atoi(id);
3144
3145 wpa_printf(MSG_DEBUG,
3146 "CTRL_IFACE: DUP_NETWORK ifname=%s->%s id=%d->%d name='%s'",
3147 wpa_s->ifname, dst_wpa_s->ifname, id_s, id_d, name);
3148
3149 ssid_s = wpa_config_get_network(wpa_s->conf, id_s);
3150 if (ssid_s == NULL) {
3151 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
3152 "network id=%d", id_s);
3153 return -1;
3154 }
3155
3156 ssid_d = wpa_config_get_network(dst_wpa_s->conf, id_d);
3157 if (ssid_d == NULL) {
3158 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
3159 "network id=%d", id_d);
3160 return -1;
3161 }
3162
3163 value = wpa_config_get(ssid_s, name);
3164 if (value == NULL) {
3165 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Failed to get network "
3166 "variable '%s'", name);
3167 return -1;
3168 }
3169
3170 ret = wpa_supplicant_ctrl_iface_update_network(dst_wpa_s, ssid_d, name,
3171 value);
3172
3173 os_free(value);
3174
3175 return ret;
3176 }
3177
3178
3179 static int wpa_supplicant_ctrl_iface_list_creds(struct wpa_supplicant *wpa_s,
3180 char *buf, size_t buflen)
3181 {
3182 char *pos, *end;
3183 struct wpa_cred *cred;
3184 int ret;
3185
3186 pos = buf;
3187 end = buf + buflen;
3188 ret = os_snprintf(pos, end - pos,
3189 "cred id / realm / username / domain / imsi\n");
3190 if (os_snprintf_error(end - pos, ret))
3191 return pos - buf;
3192 pos += ret;
3193
3194 cred = wpa_s->conf->cred;
3195 while (cred) {
3196 ret = os_snprintf(pos, end - pos, "%d\t%s\t%s\t%s\t%s\n",
3197 cred->id, cred->realm ? cred->realm : "",
3198 cred->username ? cred->username : "",
3199 cred->domain ? cred->domain[0] : "",
3200 cred->imsi ? cred->imsi : "");
3201 if (os_snprintf_error(end - pos, ret))
3202 return pos - buf;
3203 pos += ret;
3204
3205 cred = cred->next;
3206 }
3207
3208 return pos - buf;
3209 }
3210
3211
3212 static int wpa_supplicant_ctrl_iface_add_cred(struct wpa_supplicant *wpa_s,
3213 char *buf, size_t buflen)
3214 {
3215 struct wpa_cred *cred;
3216 int ret;
3217
3218 wpa_printf(MSG_DEBUG, "CTRL_IFACE: ADD_CRED");
3219
3220 cred = wpa_config_add_cred(wpa_s->conf);
3221 if (cred == NULL)
3222 return -1;
3223
3224 wpa_msg(wpa_s, MSG_INFO, CRED_ADDED "%d", cred->id);
3225
3226 ret = os_snprintf(buf, buflen, "%d\n", cred->id);
3227 if (os_snprintf_error(buflen, ret))
3228 return -1;
3229 return ret;
3230 }
3231
3232
3233 static int wpas_ctrl_remove_cred(struct wpa_supplicant *wpa_s,
3234 struct wpa_cred *cred)
3235 {
3236 struct wpa_ssid *ssid;
3237 char str[20];
3238 int id;
3239
3240 if (cred == NULL) {
3241 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find cred");
3242 return -1;
3243 }
3244
3245 id = cred->id;
3246 if (wpa_config_remove_cred(wpa_s->conf, id) < 0) {
3247 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find cred");
3248 return -1;
3249 }
3250
3251 wpa_msg(wpa_s, MSG_INFO, CRED_REMOVED "%d", id);
3252
3253 /* Remove any network entry created based on the removed credential */
3254 ssid = wpa_s->conf->ssid;
3255 while (ssid) {
3256 if (ssid->parent_cred == cred) {
3257 int res;
3258
3259 wpa_printf(MSG_DEBUG, "Remove network id %d since it "
3260 "used the removed credential", ssid->id);
3261 res = os_snprintf(str, sizeof(str), "%d", ssid->id);
3262 if (os_snprintf_error(sizeof(str), res))
3263 str[sizeof(str) - 1] = '\0';
3264 ssid = ssid->next;
3265 wpa_supplicant_ctrl_iface_remove_network(wpa_s, str);
3266 } else
3267 ssid = ssid->next;
3268 }
3269
3270 return 0;
3271 }
3272
3273
3274 static int wpa_supplicant_ctrl_iface_remove_cred(struct wpa_supplicant *wpa_s,
3275 char *cmd)
3276 {
3277 int id;
3278 struct wpa_cred *cred, *prev;
3279
3280 /* cmd: "<cred id>", "all", "sp_fqdn=<FQDN>", or
3281 * "provisioning_sp=<FQDN> */
3282 if (os_strcmp(cmd, "all") == 0) {
3283 wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_CRED all");
3284 cred = wpa_s->conf->cred;
3285 while (cred) {
3286 prev = cred;
3287 cred = cred->next;
3288 wpas_ctrl_remove_cred(wpa_s, prev);
3289 }
3290 return 0;
3291 }
3292
3293 if (os_strncmp(cmd, "sp_fqdn=", 8) == 0) {
3294 wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_CRED SP FQDN '%s'",
3295 cmd + 8);
3296 cred = wpa_s->conf->cred;
3297 while (cred) {
3298 prev = cred;
3299 cred = cred->next;
3300 if (prev->domain) {
3301 size_t i;
3302 for (i = 0; i < prev->num_domain; i++) {
3303 if (os_strcmp(prev->domain[i], cmd + 8)
3304 != 0)
3305 continue;
3306 wpas_ctrl_remove_cred(wpa_s, prev);
3307 break;
3308 }
3309 }
3310 }
3311 return 0;
3312 }
3313
3314 if (os_strncmp(cmd, "provisioning_sp=", 16) == 0) {
3315 wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_CRED provisioning SP FQDN '%s'",
3316 cmd + 16);
3317 cred = wpa_s->conf->cred;
3318 while (cred) {
3319 prev = cred;
3320 cred = cred->next;
3321 if (prev->provisioning_sp &&
3322 os_strcmp(prev->provisioning_sp, cmd + 16) == 0)
3323 wpas_ctrl_remove_cred(wpa_s, prev);
3324 }
3325 return 0;
3326 }
3327
3328 id = atoi(cmd);
3329 wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_CRED id=%d", id);
3330
3331 cred = wpa_config_get_cred(wpa_s->conf, id);
3332 return wpas_ctrl_remove_cred(wpa_s, cred);
3333 }
3334
3335
3336 static int wpa_supplicant_ctrl_iface_set_cred(struct wpa_supplicant *wpa_s,
3337 char *cmd)
3338 {
3339 int id;
3340 struct wpa_cred *cred;
3341 char *name, *value;
3342
3343 /* cmd: "<cred id> <variable name> <value>" */
3344 name = os_strchr(cmd, ' ');
3345 if (name == NULL)
3346 return -1;
3347 *name++ = '\0';
3348
3349 value = os_strchr(name, ' ');
3350 if (value == NULL)
3351 return -1;
3352 *value++ = '\0';
3353
3354 id = atoi(cmd);
3355 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SET_CRED id=%d name='%s'",
3356 id, name);
3357 wpa_hexdump_ascii_key(MSG_DEBUG, "CTRL_IFACE: value",
3358 (u8 *) value, os_strlen(value));
3359
3360 cred = wpa_config_get_cred(wpa_s->conf, id);
3361 if (cred == NULL) {
3362 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find cred id=%d",
3363 id);
3364 return -1;
3365 }
3366
3367 if (wpa_config_set_cred(cred, name, value, 0) < 0) {
3368 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Failed to set cred "
3369 "variable '%s'", name);
3370 return -1;
3371 }
3372
3373 wpa_msg(wpa_s, MSG_INFO, CRED_MODIFIED "%d %s", cred->id, name);
3374
3375 return 0;
3376 }
3377
3378
3379 static int wpa_supplicant_ctrl_iface_get_cred(struct wpa_supplicant *wpa_s,
3380 char *cmd, char *buf,
3381 size_t buflen)
3382 {
3383 int id;
3384 size_t res;
3385 struct wpa_cred *cred;
3386 char *name, *value;
3387
3388 /* cmd: "<cred id> <variable name>" */
3389 name = os_strchr(cmd, ' ');
3390 if (name == NULL)
3391 return -1;
3392 *name++ = '\0';
3393
3394 id = atoi(cmd);
3395 wpa_printf(MSG_DEBUG, "CTRL_IFACE: GET_CRED id=%d name='%s'",
3396 id, name);
3397
3398 cred = wpa_config_get_cred(wpa_s->conf, id);
3399 if (cred == NULL) {
3400 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find cred id=%d",
3401 id);
3402 return -1;
3403 }
3404
3405 value = wpa_config_get_cred_no_key(cred, name);
3406 if (value == NULL) {
3407 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Failed to get cred variable '%s'",
3408 name);
3409 return -1;
3410 }
3411
3412 res = os_strlcpy(buf, value, buflen);
3413 if (res >= buflen) {
3414 os_free(value);
3415 return -1;
3416 }
3417
3418 os_free(value);
3419
3420 return res;
3421 }
3422
3423
3424 #ifndef CONFIG_NO_CONFIG_WRITE
3425 static int wpa_supplicant_ctrl_iface_save_config(struct wpa_supplicant *wpa_s)
3426 {
3427 int ret;
3428
3429 if (!wpa_s->conf->update_config) {
3430 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Not allowed "
3431 "to update configuration (update_config=0)");
3432 return -1;
3433 }
3434
3435 ret = wpa_config_write(wpa_s->confname, wpa_s->conf);
3436 if (ret) {
3437 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Failed to "
3438 "update configuration");
3439 } else {
3440 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Configuration"
3441 " updated");
3442 }
3443
3444 return ret;
3445 }
3446 #endif /* CONFIG_NO_CONFIG_WRITE */
3447
3448
3449 struct cipher_info {
3450 unsigned int capa;
3451 const char *name;
3452 int group_only;
3453 };
3454
3455 static const struct cipher_info ciphers[] = {
3456 { WPA_DRIVER_CAPA_ENC_CCMP_256, "CCMP-256", 0 },
3457 { WPA_DRIVER_CAPA_ENC_GCMP_256, "GCMP-256", 0 },
3458 { WPA_DRIVER_CAPA_ENC_CCMP, "CCMP", 0 },
3459 { WPA_DRIVER_CAPA_ENC_GCMP, "GCMP", 0 },
3460 { WPA_DRIVER_CAPA_ENC_TKIP, "TKIP", 0 },
3461 { WPA_DRIVER_CAPA_KEY_MGMT_WPA_NONE, "NONE", 0 },
3462 { WPA_DRIVER_CAPA_ENC_WEP104, "WEP104", 1 },
3463 { WPA_DRIVER_CAPA_ENC_WEP40, "WEP40", 1 }
3464 };
3465
3466 static const struct cipher_info ciphers_group_mgmt[] = {
3467 { WPA_DRIVER_CAPA_ENC_BIP, "AES-128-CMAC", 1 },
3468 { WPA_DRIVER_CAPA_ENC_BIP_GMAC_128, "BIP-GMAC-128", 1 },
3469 { WPA_DRIVER_CAPA_ENC_BIP_GMAC_256, "BIP-GMAC-256", 1 },
3470 { WPA_DRIVER_CAPA_ENC_BIP_CMAC_256, "BIP-CMAC-256", 1 },
3471 };
3472
3473
3474 static int ctrl_iface_get_capability_pairwise(int res, char *strict,
3475 struct wpa_driver_capa *capa,
3476 char *buf, size_t buflen)
3477 {
3478 int ret;
3479 char *pos, *end;
3480 size_t len;
3481 unsigned int i;
3482
3483 pos = buf;
3484 end = pos + buflen;
3485
3486 if (res < 0) {
3487 if (strict)
3488 return 0;
3489 len = os_strlcpy(buf, "CCMP TKIP NONE", buflen);
3490 if (len >= buflen)
3491 return -1;
3492 return len;
3493 }
3494
3495 for (i = 0; i < ARRAY_SIZE(ciphers); i++) {
3496 if (!ciphers[i].group_only && capa->enc & ciphers[i].capa) {
3497 ret = os_snprintf(pos, end - pos, "%s%s",
3498 pos == buf ? "" : " ",
3499 ciphers[i].name);
3500 if (os_snprintf_error(end - pos, ret))
3501 return pos - buf;
3502 pos += ret;
3503 }
3504 }
3505
3506 return pos - buf;
3507 }
3508
3509
3510 static int ctrl_iface_get_capability_group(int res, char *strict,
3511 struct wpa_driver_capa *capa,
3512 char *buf, size_t buflen)
3513 {
3514 int ret;
3515 char *pos, *end;
3516 size_t len;
3517 unsigned int i;
3518
3519 pos = buf;
3520 end = pos + buflen;
3521
3522 if (res < 0) {
3523 if (strict)
3524 return 0;
3525 len = os_strlcpy(buf, "CCMP TKIP WEP104 WEP40", buflen);
3526 if (len >= buflen)
3527 return -1;
3528 return len;
3529 }
3530
3531 for (i = 0; i < ARRAY_SIZE(ciphers); i++) {
3532 if (capa->enc & ciphers[i].capa) {
3533 ret = os_snprintf(pos, end - pos, "%s%s",
3534 pos == buf ? "" : " ",
3535 ciphers[i].name);
3536 if (os_snprintf_error(end - pos, ret))
3537 return pos - buf;
3538 pos += ret;
3539 }
3540 }
3541
3542 return pos - buf;
3543 }
3544
3545
3546 static int ctrl_iface_get_capability_group_mgmt(int res, char *strict,
3547 struct wpa_driver_capa *capa,
3548 char *buf, size_t buflen)
3549 {
3550 int ret;
3551 char *pos, *end;
3552 unsigned int i;
3553
3554 pos = buf;
3555 end = pos + buflen;
3556
3557 if (res < 0)
3558 return 0;
3559
3560 for (i = 0; i < ARRAY_SIZE(ciphers_group_mgmt); i++) {
3561 if (capa->enc & ciphers_group_mgmt[i].capa) {
3562 ret = os_snprintf(pos, end - pos, "%s%s",
3563 pos == buf ? "" : " ",
3564 ciphers_group_mgmt[i].name);
3565 if (os_snprintf_error(end - pos, ret))
3566 return pos - buf;
3567 pos += ret;
3568 }
3569 }
3570
3571 return pos - buf;
3572 }
3573
3574
3575 static int ctrl_iface_get_capability_key_mgmt(int res, char *strict,
3576 struct wpa_driver_capa *capa,
3577 char *buf, size_t buflen)
3578 {
3579 int ret;
3580 char *pos, *end;
3581 size_t len;
3582
3583 pos = buf;
3584 end = pos + buflen;
3585
3586 if (res < 0) {
3587 if (strict)
3588 return 0;
3589 len = os_strlcpy(buf, "WPA-PSK WPA-EAP IEEE8021X WPA-NONE "
3590 "NONE", buflen);
3591 if (len >= buflen)
3592 return -1;
3593 return len;
3594 }
3595
3596 ret = os_snprintf(pos, end - pos, "NONE IEEE8021X");
3597 if (os_snprintf_error(end - pos, ret))
3598 return pos - buf;
3599 pos += ret;
3600
3601 if (capa->key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA |
3602 WPA_DRIVER_CAPA_KEY_MGMT_WPA2)) {
3603 ret = os_snprintf(pos, end - pos, " WPA-EAP");
3604 if (os_snprintf_error(end - pos, ret))
3605 return pos - buf;
3606 pos += ret;
3607 }
3608
3609 if (capa->key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA_PSK |
3610 WPA_DRIVER_CAPA_KEY_MGMT_WPA2_PSK)) {
3611 ret = os_snprintf(pos, end - pos, " WPA-PSK");
3612 if (os_snprintf_error(end - pos, ret))
3613 return pos - buf;
3614 pos += ret;
3615 }
3616
3617 if (capa->key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_WPA_NONE) {
3618 ret = os_snprintf(pos, end - pos, " WPA-NONE");
3619 if (os_snprintf_error(end - pos, ret))
3620 return pos - buf;
3621 pos += ret;
3622 }
3623
3624 #ifdef CONFIG_SUITEB
3625 if (capa->key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_SUITE_B) {
3626 ret = os_snprintf(pos, end - pos, " WPA-EAP-SUITE-B");
3627 if (os_snprintf_error(end - pos, ret))
3628 return pos - buf;
3629 pos += ret;
3630 }
3631 #endif /* CONFIG_SUITEB */
3632 #ifdef CONFIG_SUITEB192
3633 if (capa->key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_SUITE_B_192) {
3634 ret = os_snprintf(pos, end - pos, " WPA-EAP-SUITE-B-192");
3635 if (os_snprintf_error(end - pos, ret))
3636 return pos - buf;
3637 pos += ret;
3638 }
3639 #endif /* CONFIG_SUITEB192 */
3640
3641 return pos - buf;
3642 }
3643
3644
3645 static int ctrl_iface_get_capability_proto(int res, char *strict,
3646 struct wpa_driver_capa *capa,
3647 char *buf, size_t buflen)
3648 {
3649 int ret;
3650 char *pos, *end;
3651 size_t len;
3652
3653 pos = buf;
3654 end = pos + buflen;
3655
3656 if (res < 0) {
3657 if (strict)
3658 return 0;
3659 len = os_strlcpy(buf, "RSN WPA", buflen);
3660 if (len >= buflen)
3661 return -1;
3662 return len;
3663 }
3664
3665 if (capa->key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA2 |
3666 WPA_DRIVER_CAPA_KEY_MGMT_WPA2_PSK)) {
3667 ret = os_snprintf(pos, end - pos, "%sRSN",
3668 pos == buf ? "" : " ");
3669 if (os_snprintf_error(end - pos, ret))
3670 return pos - buf;
3671 pos += ret;
3672 }
3673
3674 if (capa->key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA |
3675 WPA_DRIVER_CAPA_KEY_MGMT_WPA_PSK)) {
3676 ret = os_snprintf(pos, end - pos, "%sWPA",
3677 pos == buf ? "" : " ");
3678 if (os_snprintf_error(end - pos, ret))
3679 return pos - buf;
3680 pos += ret;
3681 }
3682
3683 return pos - buf;
3684 }
3685
3686
3687 static int ctrl_iface_get_capability_auth_alg(struct wpa_supplicant *wpa_s,
3688 int res, char *strict,
3689 struct wpa_driver_capa *capa,
3690 char *buf, size_t buflen)
3691 {
3692 int ret;
3693 char *pos, *end;
3694 size_t len;
3695
3696 pos = buf;
3697 end = pos + buflen;
3698
3699 if (res < 0) {
3700 if (strict)
3701 return 0;
3702 len = os_strlcpy(buf, "OPEN SHARED LEAP", buflen);
3703 if (len >= buflen)
3704 return -1;
3705 return len;
3706 }
3707
3708 if (capa->auth & (WPA_DRIVER_AUTH_OPEN)) {
3709 ret = os_snprintf(pos, end - pos, "%sOPEN",
3710 pos == buf ? "" : " ");
3711 if (os_snprintf_error(end - pos, ret))
3712 return pos - buf;
3713 pos += ret;
3714 }
3715
3716 if (capa->auth & (WPA_DRIVER_AUTH_SHARED)) {
3717 ret = os_snprintf(pos, end - pos, "%sSHARED",
3718 pos == buf ? "" : " ");
3719 if (os_snprintf_error(end - pos, ret))
3720 return pos - buf;
3721 pos += ret;
3722 }
3723
3724 if (capa->auth & (WPA_DRIVER_AUTH_LEAP)) {
3725 ret = os_snprintf(pos, end - pos, "%sLEAP",
3726 pos == buf ? "" : " ");
3727 if (os_snprintf_error(end - pos, ret))
3728 return pos - buf;
3729 pos += ret;
3730 }
3731
3732 #ifdef CONFIG_SAE
3733 if (wpa_s->drv_flags & WPA_DRIVER_FLAGS_SAE) {
3734 ret = os_snprintf(pos, end - pos, "%sSAE",
3735 pos == buf ? "" : " ");
3736 if (os_snprintf_error(end - pos, ret))
3737 return pos - buf;
3738 pos += ret;
3739 }
3740 #endif /* CONFIG_SAE */
3741
3742 return pos - buf;
3743 }
3744
3745
3746 static int ctrl_iface_get_capability_modes(int res, char *strict,
3747 struct wpa_driver_capa *capa,
3748 char *buf, size_t buflen)
3749 {
3750 int ret;
3751 char *pos, *end;
3752 size_t len;
3753
3754 pos = buf;
3755 end = pos + buflen;
3756
3757 if (res < 0) {
3758 if (strict)
3759 return 0;
3760 len = os_strlcpy(buf, "IBSS AP", buflen);
3761 if (len >= buflen)
3762 return -1;
3763 return len;
3764 }
3765
3766 if (capa->flags & WPA_DRIVER_FLAGS_IBSS) {
3767 ret = os_snprintf(pos, end - pos, "%sIBSS",
3768 pos == buf ? "" : " ");
3769 if (os_snprintf_error(end - pos, ret))
3770 return pos - buf;
3771 pos += ret;
3772 }
3773
3774 if (capa->flags & WPA_DRIVER_FLAGS_AP) {
3775 ret = os_snprintf(pos, end - pos, "%sAP",
3776 pos == buf ? "" : " ");
3777 if (os_snprintf_error(end - pos, ret))
3778 return pos - buf;
3779 pos += ret;
3780 }
3781
3782 #ifdef CONFIG_MESH
3783 if (capa->flags & WPA_DRIVER_FLAGS_MESH) {
3784 ret = os_snprintf(pos, end - pos, "%sMESH",
3785 pos == buf ? "" : " ");
3786 if (os_snprintf_error(end - pos, ret))
3787 return pos - buf;
3788 pos += ret;
3789 }
3790 #endif /* CONFIG_MESH */
3791
3792 return pos - buf;
3793 }
3794
3795
3796 static int ctrl_iface_get_capability_channels(struct wpa_supplicant *wpa_s,
3797 char *buf, size_t buflen)
3798 {
3799 struct hostapd_channel_data *chnl;
3800 int ret, i, j;
3801 char *pos, *end, *hmode;
3802
3803 pos = buf;
3804 end = pos + buflen;
3805
3806 for (j = 0; j < wpa_s->hw.num_modes; j++) {
3807 switch (wpa_s->hw.modes[j].mode) {
3808 case HOSTAPD_MODE_IEEE80211B:
3809 hmode = "B";
3810 break;
3811 case HOSTAPD_MODE_IEEE80211G:
3812 hmode = "G";
3813 break;
3814 case HOSTAPD_MODE_IEEE80211A:
3815 hmode = "A";
3816 break;
3817 case HOSTAPD_MODE_IEEE80211AD:
3818 hmode = "AD";
3819 break;
3820 default:
3821 continue;
3822 }
3823 ret = os_snprintf(pos, end - pos, "Mode[%s] Channels:", hmode);
3824 if (os_snprintf_error(end - pos, ret))
3825 return pos - buf;
3826 pos += ret;
3827 chnl = wpa_s->hw.modes[j].channels;
3828 for (i = 0; i < wpa_s->hw.modes[j].num_channels; i++) {
3829 if (chnl[i].flag & HOSTAPD_CHAN_DISABLED)
3830 continue;
3831 ret = os_snprintf(pos, end - pos, " %d", chnl[i].chan);
3832 if (os_snprintf_error(end - pos, ret))
3833 return pos - buf;
3834 pos += ret;
3835 }
3836 ret = os_snprintf(pos, end - pos, "\n");
3837 if (os_snprintf_error(end - pos, ret))
3838 return pos - buf;
3839 pos += ret;
3840 }
3841
3842 return pos - buf;
3843 }
3844
3845
3846 static int ctrl_iface_get_capability_freq(struct wpa_supplicant *wpa_s,
3847 char *buf, size_t buflen)
3848 {
3849 struct hostapd_channel_data *chnl;
3850 int ret, i, j;
3851 char *pos, *end, *hmode;
3852
3853 pos = buf;
3854 end = pos + buflen;
3855
3856 for (j = 0; j < wpa_s->hw.num_modes; j++) {
3857 switch (wpa_s->hw.modes[j].mode) {
3858 case HOSTAPD_MODE_IEEE80211B:
3859 hmode = "B";
3860 break;
3861 case HOSTAPD_MODE_IEEE80211G:
3862 hmode = "G";
3863 break;
3864 case HOSTAPD_MODE_IEEE80211A:
3865 hmode = "A";
3866 break;
3867 case HOSTAPD_MODE_IEEE80211AD:
3868 hmode = "AD";
3869 break;
3870 default:
3871 continue;
3872 }
3873 ret = os_snprintf(pos, end - pos, "Mode[%s] Channels:\n",
3874 hmode);
3875 if (os_snprintf_error(end - pos, ret))
3876 return pos - buf;
3877 pos += ret;
3878 chnl = wpa_s->hw.modes[j].channels;
3879 for (i = 0; i < wpa_s->hw.modes[j].num_channels; i++) {
3880 if (chnl[i].flag & HOSTAPD_CHAN_DISABLED)
3881 continue;
3882 ret = os_snprintf(pos, end - pos, " %d = %d MHz%s%s\n",
3883 chnl[i].chan, chnl[i].freq,
3884 chnl[i].flag & HOSTAPD_CHAN_NO_IR ?
3885 " (NO_IR)" : "",
3886 chnl[i].flag & HOSTAPD_CHAN_RADAR ?
3887 " (DFS)" : "");
3888
3889 if (os_snprintf_error(end - pos, ret))
3890 return pos - buf;
3891 pos += ret;
3892 }
3893 ret = os_snprintf(pos, end - pos, "\n");
3894 if (os_snprintf_error(end - pos, ret))
3895 return pos - buf;
3896 pos += ret;
3897 }
3898
3899 return pos - buf;
3900 }
3901
3902
3903 static int wpa_supplicant_ctrl_iface_get_capability(
3904 struct wpa_supplicant *wpa_s, const char *_field, char *buf,
3905 size_t buflen)
3906 {
3907 struct wpa_driver_capa capa;
3908 int res;
3909 char *strict;
3910 char field[30];
3911 size_t len;
3912
3913 /* Determine whether or not strict checking was requested */
3914 len = os_strlcpy(field, _field, sizeof(field));
3915 if (len >= sizeof(field))
3916 return -1;
3917 strict = os_strchr(field, ' ');
3918 if (strict != NULL) {
3919 *strict++ = '\0';
3920 if (os_strcmp(strict, "strict") != 0)
3921 return -1;
3922 }
3923
3924 wpa_printf(MSG_DEBUG, "CTRL_IFACE: GET_CAPABILITY '%s' %s",
3925 field, strict ? strict : "");
3926
3927 if (os_strcmp(field, "eap") == 0) {
3928 return eap_get_names(buf, buflen);
3929 }
3930
3931 res = wpa_drv_get_capa(wpa_s, &capa);
3932
3933 if (os_strcmp(field, "pairwise") == 0)
3934 return ctrl_iface_get_capability_pairwise(res, strict, &capa,
3935 buf, buflen);
3936
3937 if (os_strcmp(field, "group") == 0)
3938 return ctrl_iface_get_capability_group(res, strict, &capa,
3939 buf, buflen);
3940
3941 if (os_strcmp(field, "group_mgmt") == 0)
3942 return ctrl_iface_get_capability_group_mgmt(res, strict, &capa,
3943 buf, buflen);
3944
3945 if (os_strcmp(field, "key_mgmt") == 0)
3946 return ctrl_iface_get_capability_key_mgmt(res, strict, &capa,
3947 buf, buflen);
3948
3949 if (os_strcmp(field, "proto") == 0)
3950 return ctrl_iface_get_capability_proto(res, strict, &capa,
3951 buf, buflen);
3952
3953 if (os_strcmp(field, "auth_alg") == 0)
3954 return ctrl_iface_get_capability_auth_alg(wpa_s, res, strict,
3955 &capa, buf, buflen);
3956
3957 if (os_strcmp(field, "modes") == 0)
3958 return ctrl_iface_get_capability_modes(res, strict, &capa,
3959 buf, buflen);
3960
3961 if (os_strcmp(field, "channels") == 0)
3962 return ctrl_iface_get_capability_channels(wpa_s, buf, buflen);
3963
3964 if (os_strcmp(field, "freq") == 0)
3965 return ctrl_iface_get_capability_freq(wpa_s, buf, buflen);
3966
3967 #ifdef CONFIG_TDLS
3968 if (os_strcmp(field, "tdls") == 0)
3969 return ctrl_iface_get_capability_tdls(wpa_s, buf, buflen);
3970 #endif /* CONFIG_TDLS */
3971
3972 #ifdef CONFIG_ERP
3973 if (os_strcmp(field, "erp") == 0) {
3974 res = os_snprintf(buf, buflen, "ERP");
3975 if (os_snprintf_error(buflen, res))
3976 return -1;
3977 return res;
3978 }
3979 #endif /* CONFIG_EPR */
3980
3981 #ifdef CONFIG_FIPS
3982 if (os_strcmp(field, "fips") == 0) {
3983 res = os_snprintf(buf, buflen, "FIPS");
3984 if (os_snprintf_error(buflen, res))
3985 return -1;
3986 return res;
3987 }
3988 #endif /* CONFIG_FIPS */
3989
3990 #ifdef CONFIG_ACS
3991 if (os_strcmp(field, "acs") == 0) {
3992 res = os_snprintf(buf, buflen, "ACS");
3993 if (os_snprintf_error(buflen, res))
3994 return -1;
3995 return res;
3996 }
3997 #endif /* CONFIG_ACS */
3998
3999 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Unknown GET_CAPABILITY field '%s'",
4000 field);
4001
4002 return -1;
4003 }
4004
4005
4006 #ifdef CONFIG_INTERWORKING
4007 static char * anqp_add_hex(char *pos, char *end, const char *title,
4008 struct wpabuf *data)
4009 {
4010 char *start = pos;
4011 size_t i;
4012 int ret;
4013 const u8 *d;
4014
4015 if (data == NULL)
4016 return start;
4017
4018 ret = os_snprintf(pos, end - pos, "%s=", title);
4019 if (os_snprintf_error(end - pos, ret))
4020 return start;
4021 pos += ret;
4022
4023 d = wpabuf_head_u8(data);
4024 for (i = 0; i < wpabuf_len(data); i++) {
4025 ret = os_snprintf(pos, end - pos, "%02x", *d++);
4026 if (os_snprintf_error(end - pos, ret))
4027 return start;
4028 pos += ret;
4029 }
4030
4031 ret = os_snprintf(pos, end - pos, "\n");
4032 if (os_snprintf_error(end - pos, ret))
4033 return start;
4034 pos += ret;
4035
4036 return pos;
4037 }
4038 #endif /* CONFIG_INTERWORKING */
4039
4040
4041 static int print_bss_info(struct wpa_supplicant *wpa_s, struct wpa_bss *bss,
4042 unsigned long mask, char *buf, size_t buflen)
4043 {
4044 size_t i;
4045 int ret;
4046 char *pos, *end;
4047 const u8 *ie, *ie2, *osen_ie;
4048
4049 pos = buf;
4050 end = buf + buflen;
4051
4052 if (mask & WPA_BSS_MASK_ID) {
4053 ret = os_snprintf(pos, end - pos, "id=%u\n", bss->id);
4054 if (os_snprintf_error(end - pos, ret))
4055 return 0;
4056 pos += ret;
4057 }
4058
4059 if (mask & WPA_BSS_MASK_BSSID) {
4060 ret = os_snprintf(pos, end - pos, "bssid=" MACSTR "\n",
4061 MAC2STR(bss->bssid));
4062 if (os_snprintf_error(end - pos, ret))
4063 return 0;
4064 pos += ret;
4065 }
4066
4067 if (mask & WPA_BSS_MASK_FREQ) {
4068 ret = os_snprintf(pos, end - pos, "freq=%d\n", bss->freq);
4069 if (os_snprintf_error(end - pos, ret))
4070 return 0;
4071 pos += ret;
4072 }
4073
4074 if (mask & WPA_BSS_MASK_BEACON_INT) {
4075 ret = os_snprintf(pos, end - pos, "beacon_int=%d\n",
4076 bss->beacon_int);
4077 if (os_snprintf_error(end - pos, ret))
4078 return 0;
4079 pos += ret;
4080 }
4081
4082 if (mask & WPA_BSS_MASK_CAPABILITIES) {
4083 ret = os_snprintf(pos, end - pos, "capabilities=0x%04x\n",
4084 bss->caps);
4085 if (os_snprintf_error(end - pos, ret))
4086 return 0;
4087 pos += ret;
4088 }
4089
4090 if (mask & WPA_BSS_MASK_QUAL) {
4091 ret = os_snprintf(pos, end - pos, "qual=%d\n", bss->qual);
4092 if (os_snprintf_error(end - pos, ret))
4093 return 0;
4094 pos += ret;
4095 }
4096
4097 if (mask & WPA_BSS_MASK_NOISE) {
4098 ret = os_snprintf(pos, end - pos, "noise=%d\n", bss->noise);
4099 if (os_snprintf_error(end - pos, ret))
4100 return 0;
4101 pos += ret;
4102 }
4103
4104 if (mask & WPA_BSS_MASK_LEVEL) {
4105 ret = os_snprintf(pos, end - pos, "level=%d\n", bss->level);
4106 if (os_snprintf_error(end - pos, ret))
4107 return 0;
4108 pos += ret;
4109 }
4110
4111 if (mask & WPA_BSS_MASK_TSF) {
4112 ret = os_snprintf(pos, end - pos, "tsf=%016llu\n",
4113 (unsigned long long) bss->tsf);
4114 if (os_snprintf_error(end - pos, ret))
4115 return 0;
4116 pos += ret;
4117 }
4118
4119 if (mask & WPA_BSS_MASK_AGE) {
4120 struct os_reltime now;
4121
4122 os_get_reltime(&now);
4123 ret = os_snprintf(pos, end - pos, "age=%d\n",
4124 (int) (now.sec - bss->last_update.sec));
4125 if (os_snprintf_error(end - pos, ret))
4126 return 0;
4127 pos += ret;
4128 }
4129
4130 if (mask & WPA_BSS_MASK_IE) {
4131 ret = os_snprintf(pos, end - pos, "ie=");
4132 if (os_snprintf_error(end - pos, ret))
4133 return 0;
4134 pos += ret;
4135
4136 ie = (const u8 *) (bss + 1);
4137 for (i = 0; i < bss->ie_len; i++) {
4138 ret = os_snprintf(pos, end - pos, "%02x", *ie++);
4139 if (os_snprintf_error(end - pos, ret))
4140 return 0;
4141 pos += ret;
4142 }
4143
4144 ret = os_snprintf(pos, end - pos, "\n");
4145 if (os_snprintf_error(end - pos, ret))
4146 return 0;
4147 pos += ret;
4148 }
4149
4150 if (mask & WPA_BSS_MASK_FLAGS) {
4151 ret = os_snprintf(pos, end - pos, "flags=");
4152 if (os_snprintf_error(end - pos, ret))
4153 return 0;
4154 pos += ret;
4155
4156 ie = wpa_bss_get_vendor_ie(bss, WPA_IE_VENDOR_TYPE);
4157 if (ie)
4158 pos = wpa_supplicant_ie_txt(pos, end, "WPA", ie,
4159 2 + ie[1]);
4160 ie2 = wpa_bss_get_ie(bss, WLAN_EID_RSN);
4161 if (ie2)
4162 pos = wpa_supplicant_ie_txt(pos, end, "WPA2", ie2,
4163 2 + ie2[1]);
4164 osen_ie = wpa_bss_get_vendor_ie(bss, OSEN_IE_VENDOR_TYPE);
4165 if (osen_ie)
4166 pos = wpa_supplicant_ie_txt(pos, end, "OSEN",
4167 osen_ie, 2 + osen_ie[1]);
4168 pos = wpa_supplicant_wps_ie_txt(wpa_s, pos, end, bss);
4169 if (!ie && !ie2 && !osen_ie &&
4170 (bss->caps & IEEE80211_CAP_PRIVACY)) {
4171 ret = os_snprintf(pos, end - pos, "[WEP]");
4172 if (os_snprintf_error(end - pos, ret))
4173 return 0;
4174 pos += ret;
4175 }
4176 if (bss_is_dmg(bss)) {
4177 const char *s;
4178 ret = os_snprintf(pos, end - pos, "[DMG]");
4179 if (os_snprintf_error(end - pos, ret))
4180 return 0;
4181 pos += ret;
4182 switch (bss->caps & IEEE80211_CAP_DMG_MASK) {
4183 case IEEE80211_CAP_DMG_IBSS:
4184 s = "[IBSS]";
4185 break;
4186 case IEEE80211_CAP_DMG_AP:
4187 s = "[ESS]";
4188 break;
4189 case IEEE80211_CAP_DMG_PBSS:
4190 s = "[PBSS]";
4191 break;
4192 default:
4193 s = "";
4194 break;
4195 }
4196 ret = os_snprintf(pos, end - pos, "%s", s);
4197 if (os_snprintf_error(end - pos, ret))
4198 return 0;
4199 pos += ret;
4200 } else {
4201 if (bss->caps & IEEE80211_CAP_IBSS) {
4202 ret = os_snprintf(pos, end - pos, "[IBSS]");
4203 if (os_snprintf_error(end - pos, ret))
4204 return 0;
4205 pos += ret;
4206 }
4207 if (bss->caps & IEEE80211_CAP_ESS) {
4208 ret = os_snprintf(pos, end - pos, "[ESS]");
4209 if (os_snprintf_error(end - pos, ret))
4210 return 0;
4211 pos += ret;
4212 }
4213 }
4214 if (wpa_bss_get_vendor_ie(bss, P2P_IE_VENDOR_TYPE) ||
4215 wpa_bss_get_vendor_ie_beacon(bss, P2P_IE_VENDOR_TYPE)) {
4216 ret = os_snprintf(pos, end - pos, "[P2P]");
4217 if (os_snprintf_error(end - pos, ret))
4218 return 0;
4219 pos += ret;
4220 }
4221 #ifdef CONFIG_HS20
4222 if (wpa_bss_get_vendor_ie(bss, HS20_IE_VENDOR_TYPE)) {
4223 ret = os_snprintf(pos, end - pos, "[HS20]");
4224 if (os_snprintf_error(end - pos, ret))
4225 return 0;
4226 pos += ret;
4227 }
4228 #endif /* CONFIG_HS20 */
4229
4230 ret = os_snprintf(pos, end - pos, "\n");
4231 if (os_snprintf_error(end - pos, ret))
4232 return 0;
4233 pos += ret;
4234 }
4235
4236 if (mask & WPA_BSS_MASK_SSID) {
4237 ret = os_snprintf(pos, end - pos, "ssid=%s\n",
4238 wpa_ssid_txt(bss->ssid, bss->ssid_len));
4239 if (os_snprintf_error(end - pos, ret))
4240 return 0;
4241 pos += ret;
4242 }
4243
4244 #ifdef CONFIG_WPS
4245 if (mask & WPA_BSS_MASK_WPS_SCAN) {
4246 ie = (const u8 *) (bss + 1);
4247 ret = wpas_wps_scan_result_text(ie, bss->ie_len, pos, end);
4248 if (ret >= end - pos)
4249 return 0;
4250 if (ret > 0)
4251 pos += ret;
4252 }
4253 #endif /* CONFIG_WPS */
4254
4255 #ifdef CONFIG_P2P
4256 if (mask & WPA_BSS_MASK_P2P_SCAN) {
4257 ie = (const u8 *) (bss + 1);
4258 ret = wpas_p2p_scan_result_text(ie, bss->ie_len, pos, end);
4259 if (ret >= end - pos)
4260 return 0;
4261 if (ret > 0)
4262 pos += ret;
4263 }
4264 #endif /* CONFIG_P2P */
4265
4266 #ifdef CONFIG_WIFI_DISPLAY
4267 if (mask & WPA_BSS_MASK_WIFI_DISPLAY) {
4268 struct wpabuf *wfd;
4269 ie = (const u8 *) (bss + 1);
4270 wfd = ieee802_11_vendor_ie_concat(ie, bss->ie_len,
4271 WFD_IE_VENDOR_TYPE);
4272 if (wfd) {
4273 ret = os_snprintf(pos, end - pos, "wfd_subelems=");
4274 if (os_snprintf_error(end - pos, ret)) {
4275 wpabuf_free(wfd);
4276 return 0;
4277 }
4278 pos += ret;
4279
4280 pos += wpa_snprintf_hex(pos, end - pos,
4281 wpabuf_head(wfd),
4282 wpabuf_len(wfd));
4283 wpabuf_free(wfd);
4284
4285 ret = os_snprintf(pos, end - pos, "\n");
4286 if (os_snprintf_error(end - pos, ret))
4287 return 0;
4288 pos += ret;
4289 }
4290 }
4291 #endif /* CONFIG_WIFI_DISPLAY */
4292
4293 #ifdef CONFIG_INTERWORKING
4294 if ((mask & WPA_BSS_MASK_INTERNETW) && bss->anqp) {
4295 struct wpa_bss_anqp *anqp = bss->anqp;
4296 struct wpa_bss_anqp_elem *elem;
4297
4298 pos = anqp_add_hex(pos, end, "anqp_capability_list",
4299 anqp->capability_list);
4300 pos = anqp_add_hex(pos, end, "anqp_venue_name",
4301 anqp->venue_name);
4302 pos = anqp_add_hex(pos, end, "anqp_network_auth_type",
4303 anqp->network_auth_type);
4304 pos = anqp_add_hex(pos, end, "anqp_roaming_consortium",
4305 anqp->roaming_consortium);
4306 pos = anqp_add_hex(pos, end, "anqp_ip_addr_type_availability",
4307 anqp->ip_addr_type_availability);
4308 pos = anqp_add_hex(pos, end, "anqp_nai_realm",
4309 anqp->nai_realm);
4310 pos = anqp_add_hex(pos, end, "anqp_3gpp", anqp->anqp_3gpp);
4311 pos = anqp_add_hex(pos, end, "anqp_domain_name",
4312 anqp->domain_name);
4313 #ifdef CONFIG_HS20
4314 pos = anqp_add_hex(pos, end, "hs20_capability_list",
4315 anqp->hs20_capability_list);
4316 pos = anqp_add_hex(pos, end, "hs20_operator_friendly_name",
4317 anqp->hs20_operator_friendly_name);
4318 pos = anqp_add_hex(pos, end, "hs20_wan_metrics",
4319 anqp->hs20_wan_metrics);
4320 pos = anqp_add_hex(pos, end, "hs20_connection_capability",
4321 anqp->hs20_connection_capability);
4322 pos = anqp_add_hex(pos, end, "hs20_operating_class",
4323 anqp->hs20_operating_class);
4324 pos = anqp_add_hex(pos, end, "hs20_osu_providers_list",
4325 anqp->hs20_osu_providers_list);
4326 #endif /* CONFIG_HS20 */
4327
4328 dl_list_for_each(elem, &anqp->anqp_elems,
4329 struct wpa_bss_anqp_elem, list) {
4330 char title[20];
4331
4332 os_snprintf(title, sizeof(title), "anqp[%u]",
4333 elem->infoid);
4334 pos = anqp_add_hex(pos, end, title, elem->payload);
4335 }
4336 }
4337 #endif /* CONFIG_INTERWORKING */
4338
4339 #ifdef CONFIG_MESH
4340 if (mask & WPA_BSS_MASK_MESH_SCAN) {
4341 ie = (const u8 *) (bss + 1);
4342 ret = wpas_mesh_scan_result_text(ie, bss->ie_len, pos, end);
4343 if (ret >= end - pos)
4344 return 0;
4345 if (ret > 0)
4346 pos += ret;
4347 }
4348 #endif /* CONFIG_MESH */
4349
4350 if (mask & WPA_BSS_MASK_SNR) {
4351 ret = os_snprintf(pos, end - pos, "snr=%d\n", bss->snr);
4352 if (os_snprintf_error(end - pos, ret))
4353 return 0;
4354 pos += ret;
4355 }
4356
4357 if (mask & WPA_BSS_MASK_EST_THROUGHPUT) {
4358 ret = os_snprintf(pos, end - pos, "est_throughput=%d\n",
4359 bss->est_throughput);
4360 if (os_snprintf_error(end - pos, ret))
4361 return 0;
4362 pos += ret;
4363 }
4364
4365 #ifdef CONFIG_FST
4366 if (mask & WPA_BSS_MASK_FST) {
4367 ret = fst_ctrl_iface_mb_info(bss->bssid, pos, end - pos);
4368 if (ret < 0 || ret >= end - pos)
4369 return 0;
4370 pos += ret;
4371 }
4372 #endif /* CONFIG_FST */
4373
4374 if (mask & WPA_BSS_MASK_DELIM) {
4375 ret = os_snprintf(pos, end - pos, "====\n");
4376 if (os_snprintf_error(end - pos, ret))
4377 return 0;
4378 pos += ret;
4379 }
4380
4381 return pos - buf;
4382 }
4383
4384
4385 static int wpa_supplicant_ctrl_iface_bss(struct wpa_supplicant *wpa_s,
4386 const char *cmd, char *buf,
4387 size_t buflen)
4388 {
4389 u8 bssid[ETH_ALEN];
4390 size_t i;
4391 struct wpa_bss *bss;
4392 struct wpa_bss *bsslast = NULL;
4393 struct dl_list *next;
4394 int ret = 0;
4395 int len;
4396 char *ctmp, *end = buf + buflen;
4397 unsigned long mask = WPA_BSS_MASK_ALL;
4398
4399 if (os_strncmp(cmd, "RANGE=", 6) == 0) {
4400 if (os_strncmp(cmd + 6, "ALL", 3) == 0) {
4401 bss = dl_list_first(&wpa_s->bss_id, struct wpa_bss,
4402 list_id);
4403 bsslast = dl_list_last(&wpa_s->bss_id, struct wpa_bss,
4404 list_id);
4405 } else { /* N1-N2 */
4406 unsigned int id1, id2;
4407
4408 if ((ctmp = os_strchr(cmd + 6, '-')) == NULL) {
4409 wpa_printf(MSG_INFO, "Wrong BSS range "
4410 "format");
4411 return 0;
4412 }
4413
4414 if (*(cmd + 6) == '-')
4415 id1 = 0;
4416 else
4417 id1 = atoi(cmd + 6);
4418 ctmp++;
4419 if (*ctmp >= '0' && *ctmp <= '9')
4420 id2 = atoi(ctmp);
4421 else
4422 id2 = (unsigned int) -1;
4423 bss = wpa_bss_get_id_range(wpa_s, id1, id2);
4424 if (id2 == (unsigned int) -1)
4425 bsslast = dl_list_last(&wpa_s->bss_id,
4426 struct wpa_bss,
4427 list_id);
4428 else {
4429 bsslast = wpa_bss_get_id(wpa_s, id2);
4430 if (bsslast == NULL && bss && id2 > id1) {
4431 struct wpa_bss *tmp = bss;
4432 for (;;) {
4433 next = tmp->list_id.next;
4434 if (next == &wpa_s->bss_id)
4435 break;
4436 tmp = dl_list_entry(
4437 next, struct wpa_bss,
4438 list_id);
4439 if (tmp->id > id2)
4440 break;
4441 bsslast = tmp;
4442 }
4443 }
4444 }
4445 }
4446 } else if (os_strncmp(cmd, "FIRST", 5) == 0)
4447 bss = dl_list_first(&wpa_s->bss_id, struct wpa_bss, list_id);
4448 else if (os_strncmp(cmd, "LAST", 4) == 0)
4449 bss = dl_list_last(&wpa_s->bss_id, struct wpa_bss, list_id);
4450 else if (os_strncmp(cmd, "ID-", 3) == 0) {
4451 i = atoi(cmd + 3);
4452 bss = wpa_bss_get_id(wpa_s, i);
4453 } else if (os_strncmp(cmd, "NEXT-", 5) == 0) {
4454 i = atoi(cmd + 5);
4455 bss = wpa_bss_get_id(wpa_s, i);
4456 if (bss) {
4457 next = bss->list_id.next;
4458 if (next == &wpa_s->bss_id)
4459 bss = NULL;
4460 else
4461 bss = dl_list_entry(next, struct wpa_bss,
4462 list_id);
4463 }
4464 #ifdef CONFIG_P2P
4465 } else if (os_strncmp(cmd, "p2p_dev_addr=", 13) == 0) {
4466 if (hwaddr_aton(cmd + 13, bssid) == 0)
4467 bss = wpa_bss_get_p2p_dev_addr(wpa_s, bssid);
4468 else
4469 bss = NULL;
4470 #endif /* CONFIG_P2P */
4471 } else if (hwaddr_aton(cmd, bssid) == 0)
4472 bss = wpa_bss_get_bssid(wpa_s, bssid);
4473 else {
4474 struct wpa_bss *tmp;
4475 i = atoi(cmd);
4476 bss = NULL;
4477 dl_list_for_each(tmp, &wpa_s->bss_id, struct wpa_bss, list_id)
4478 {
4479 if (i-- == 0) {
4480 bss = tmp;
4481 break;
4482 }
4483 }
4484 }
4485
4486 if ((ctmp = os_strstr(cmd, "MASK=")) != NULL) {
4487 mask = strtoul(ctmp + 5, NULL, 0x10);
4488 if (mask == 0)
4489 mask = WPA_BSS_MASK_ALL;
4490 }
4491
4492 if (bss == NULL)
4493 return 0;
4494
4495 if (bsslast == NULL)
4496 bsslast = bss;
4497 do {
4498 len = print_bss_info(wpa_s, bss, mask, buf, buflen);
4499 ret += len;
4500 buf += len;
4501 buflen -= len;
4502 if (bss == bsslast) {
4503 if ((mask & WPA_BSS_MASK_DELIM) && len &&
4504 (bss == dl_list_last(&wpa_s->bss_id,
4505 struct wpa_bss, list_id))) {
4506 int res;
4507
4508 res = os_snprintf(buf - 5, end - buf + 5,
4509 "####\n");
4510 if (os_snprintf_error(end - buf + 5, res)) {
4511 wpa_printf(MSG_DEBUG,
4512 "Could not add end delim");
4513 }
4514 }
4515 break;
4516 }
4517 next = bss->list_id.next;
4518 if (next == &wpa_s->bss_id)
4519 break;
4520 bss = dl_list_entry(next, struct wpa_bss, list_id);
4521 } while (bss && len);
4522
4523 return ret;
4524 }
4525
4526
4527 static int wpa_supplicant_ctrl_iface_ap_scan(
4528 struct wpa_supplicant *wpa_s, char *cmd)
4529 {
4530 int ap_scan = atoi(cmd);
4531 return wpa_supplicant_set_ap_scan(wpa_s, ap_scan);
4532 }
4533
4534
4535 static int wpa_supplicant_ctrl_iface_scan_interval(
4536 struct wpa_supplicant *wpa_s, char *cmd)
4537 {
4538 int scan_int = atoi(cmd);
4539 return wpa_supplicant_set_scan_interval(wpa_s, scan_int);
4540 }
4541
4542
4543 static int wpa_supplicant_ctrl_iface_bss_expire_age(
4544 struct wpa_supplicant *wpa_s, char *cmd)
4545 {
4546 int expire_age = atoi(cmd);
4547 return wpa_supplicant_set_bss_expiration_age(wpa_s, expire_age);
4548 }
4549
4550
4551 static int wpa_supplicant_ctrl_iface_bss_expire_count(
4552 struct wpa_supplicant *wpa_s, char *cmd)
4553 {
4554 int expire_count = atoi(cmd);
4555 return wpa_supplicant_set_bss_expiration_count(wpa_s, expire_count);
4556 }
4557
4558
4559 static void wpa_supplicant_ctrl_iface_bss_flush(
4560 struct wpa_supplicant *wpa_s, char *cmd)
4561 {
4562 int flush_age = atoi(cmd);
4563
4564 if (flush_age == 0)
4565 wpa_bss_flush(wpa_s);
4566 else
4567 wpa_bss_flush_by_age(wpa_s, flush_age);
4568 }
4569
4570
4571 #ifdef CONFIG_TESTING_OPTIONS
4572 static void wpa_supplicant_ctrl_iface_drop_sa(struct wpa_supplicant *wpa_s)
4573 {
4574 wpa_printf(MSG_DEBUG, "Dropping SA without deauthentication");
4575 /* MLME-DELETEKEYS.request */
4576 wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 0, 0, NULL, 0, NULL, 0);
4577 wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 1, 0, NULL, 0, NULL, 0);
4578 wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 2, 0, NULL, 0, NULL, 0);
4579 wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 3, 0, NULL, 0, NULL, 0);
4580 #ifdef CONFIG_IEEE80211W
4581 wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 4, 0, NULL, 0, NULL, 0);
4582 wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 5, 0, NULL, 0, NULL, 0);
4583 #endif /* CONFIG_IEEE80211W */
4584
4585 wpa_drv_set_key(wpa_s, WPA_ALG_NONE, wpa_s->bssid, 0, 0, NULL, 0, NULL,
4586 0);
4587 /* MLME-SETPROTECTION.request(None) */
4588 wpa_drv_mlme_setprotection(wpa_s, wpa_s->bssid,
4589 MLME_SETPROTECTION_PROTECT_TYPE_NONE,
4590 MLME_SETPROTECTION_KEY_TYPE_PAIRWISE);
4591 wpa_sm_drop_sa(wpa_s->wpa);
4592 }
4593 #endif /* CONFIG_TESTING_OPTIONS */
4594
4595
4596 static int wpa_supplicant_ctrl_iface_roam(struct wpa_supplicant *wpa_s,
4597 char *addr)
4598 {
4599 #ifdef CONFIG_NO_SCAN_PROCESSING
4600 return -1;
4601 #else /* CONFIG_NO_SCAN_PROCESSING */
4602 u8 bssid[ETH_ALEN];
4603 struct wpa_bss *bss;
4604 struct wpa_ssid *ssid = wpa_s->current_ssid;
4605
4606 if (hwaddr_aton(addr, bssid)) {
4607 wpa_printf(MSG_DEBUG, "CTRL_IFACE ROAM: invalid "
4608 "address '%s'", addr);
4609 return -1;
4610 }
4611
4612 wpa_printf(MSG_DEBUG, "CTRL_IFACE ROAM " MACSTR, MAC2STR(bssid));
4613
4614 if (!ssid) {
4615 wpa_printf(MSG_DEBUG, "CTRL_IFACE ROAM: No network "
4616 "configuration known for the target AP");
4617 return -1;
4618 }
4619
4620 bss = wpa_bss_get(wpa_s, bssid, ssid->ssid, ssid->ssid_len);
4621 if (!bss) {
4622 wpa_printf(MSG_DEBUG, "CTRL_IFACE ROAM: Target AP not found "
4623 "from BSS table");
4624 return -1;
4625 }
4626
4627 /*
4628 * TODO: Find best network configuration block from configuration to
4629 * allow roaming to other networks
4630 */
4631
4632 wpa_s->reassociate = 1;
4633 wpa_supplicant_connect(wpa_s, bss, ssid);
4634
4635 return 0;
4636 #endif /* CONFIG_NO_SCAN_PROCESSING */
4637 }
4638
4639
4640 #ifdef CONFIG_P2P
4641 static int p2p_ctrl_find(struct wpa_supplicant *wpa_s, char *cmd)
4642 {
4643 unsigned int timeout = atoi(cmd);
4644 enum p2p_discovery_type type = P2P_FIND_START_WITH_FULL;
4645 u8 dev_id[ETH_ALEN], *_dev_id = NULL;
4646 u8 dev_type[WPS_DEV_TYPE_LEN], *_dev_type = NULL;
4647 char *pos;
4648 unsigned int search_delay;
4649 const char *_seek[P2P_MAX_QUERY_HASH + 1], **seek = NULL;
4650 u8 seek_count = 0;
4651 int freq = 0;
4652
4653 if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED) {
4654 wpa_dbg(wpa_s, MSG_INFO,
4655 "Reject P2P_FIND since interface is disabled");
4656 return -1;
4657 }
4658 if (os_strstr(cmd, "type=social"))
4659 type = P2P_FIND_ONLY_SOCIAL;
4660 else if (os_strstr(cmd, "type=progressive"))
4661 type = P2P_FIND_PROGRESSIVE;
4662
4663 pos = os_strstr(cmd, "dev_id=");
4664 if (pos) {
4665 pos += 7;
4666 if (hwaddr_aton(pos, dev_id))
4667 return -1;
4668 _dev_id = dev_id;
4669 }
4670
4671 pos = os_strstr(cmd, "dev_type=");
4672 if (pos) {
4673 pos += 9;
4674 if (wps_dev_type_str2bin(pos, dev_type) < 0)
4675 return -1;
4676 _dev_type = dev_type;
4677 }
4678
4679 pos = os_strstr(cmd, "delay=");
4680 if (pos) {
4681 pos += 6;
4682 search_delay = atoi(pos);
4683 } else
4684 search_delay = wpas_p2p_search_delay(wpa_s);
4685
4686 pos = os_strstr(cmd, "freq=");
4687 if (pos) {
4688 pos += 5;
4689 freq = atoi(pos);
4690 if (freq <= 0)
4691 return -1;
4692 }
4693
4694 /* Must be searched for last, because it adds nul termination */
4695 pos = os_strstr(cmd, " seek=");
4696 if (pos)
4697 pos += 6;
4698 while (pos && seek_count < P2P_MAX_QUERY_HASH + 1) {
4699 char *term;
4700
4701 _seek[seek_count++] = pos;
4702 seek = _seek;
4703 term = os_strchr(pos, ' ');
4704 if (!term)
4705 break;
4706 *term = '\0';
4707 pos = os_strstr(term + 1, "seek=");
4708 if (pos)
4709 pos += 5;
4710 }
4711 if (seek_count > P2P_MAX_QUERY_HASH) {
4712 seek[0] = NULL;
4713 seek_count = 1;
4714 }
4715
4716 return wpas_p2p_find(wpa_s, timeout, type, _dev_type != NULL, _dev_type,
4717 _dev_id, search_delay, seek_count, seek, freq);
4718 }
4719
4720
4721 static int p2ps_ctrl_parse_cpt_priority(const char *pos, u8 *cpt)
4722 {
4723 const char *last = NULL;
4724 const char *token;
4725 long int token_len;
4726 unsigned int i;
4727
4728 /* Expected predefined CPT names delimited by ':' */
4729 for (i = 0; (token = cstr_token(pos, ": \t", &last)); i++) {
4730 if (i >= P2PS_FEATURE_CAPAB_CPT_MAX) {
4731 wpa_printf(MSG_ERROR,
4732 "P2PS: CPT name list is too long, expected up to %d names",
4733 P2PS_FEATURE_CAPAB_CPT_MAX);
4734 cpt[0] = 0;
4735 return -1;
4736 }
4737
4738 token_len = last - token;
4739
4740 if (token_len == 3 &&
4741 os_memcmp(token, "UDP", token_len) == 0) {
4742 cpt[i] = P2PS_FEATURE_CAPAB_UDP_TRANSPORT;
4743 } else if (token_len == 3 &&
4744 os_memcmp(token, "MAC", token_len) == 0) {
4745 cpt[i] = P2PS_FEATURE_CAPAB_MAC_TRANSPORT;
4746 } else {
4747 wpa_printf(MSG_ERROR,
4748 "P2PS: Unsupported CPT name '%s'", token);
4749 cpt[0] = 0;
4750 return -1;
4751 }
4752
4753 if (isblank((unsigned char) *last)) {
4754 i++;
4755 break;
4756 }
4757 }
4758 cpt[i] = 0;
4759 return 0;
4760 }
4761
4762
4763 static struct p2ps_provision * p2p_parse_asp_provision_cmd(const char *cmd)
4764 {
4765 struct p2ps_provision *p2ps_prov;
4766 char *pos;
4767 size_t info_len = 0;
4768 char *info = NULL;
4769 u8 role = P2PS_SETUP_NONE;
4770 long long unsigned val;
4771 int i;
4772
4773 pos = os_strstr(cmd, "info=");
4774 if (pos) {
4775 pos += 5;
4776 info_len = os_strlen(pos);
4777
4778 if (info_len) {
4779 info = os_malloc(info_len + 1);
4780 if (info) {
4781 info_len = utf8_unescape(pos, info_len,
4782 info, info_len + 1);
4783 } else
4784 info_len = 0;
4785 }
4786 }
4787
4788 p2ps_prov = os_zalloc(sizeof(struct p2ps_provision) + info_len + 1);
4789 if (p2ps_prov == NULL) {
4790 os_free(info);
4791 return NULL;
4792 }
4793
4794 if (info) {
4795 os_memcpy(p2ps_prov->info, info, info_len);
4796 p2ps_prov->info[info_len] = '\0';
4797 os_free(info);
4798 }
4799
4800 pos = os_strstr(cmd, "status=");
4801 if (pos)
4802 p2ps_prov->status = atoi(pos + 7);
4803 else
4804 p2ps_prov->status = -1;
4805
4806 pos = os_strstr(cmd, "adv_id=");
4807 if (!pos || sscanf(pos + 7, "%llx", &val) != 1 || val > 0xffffffffULL)
4808 goto invalid_args;
4809 p2ps_prov->adv_id = val;
4810
4811 pos = os_strstr(cmd, "method=");
4812 if (pos)
4813 p2ps_prov->method = strtol(pos + 7, NULL, 16);
4814 else
4815 p2ps_prov->method = 0;
4816
4817 pos = os_strstr(cmd, "session=");
4818 if (!pos || sscanf(pos + 8, "%llx", &val) != 1 || val > 0xffffffffULL)
4819 goto invalid_args;
4820 p2ps_prov->session_id = val;
4821
4822 pos = os_strstr(cmd, "adv_mac=");
4823 if (!pos || hwaddr_aton(pos + 8, p2ps_prov->adv_mac))
4824 goto invalid_args;
4825
4826 pos = os_strstr(cmd, "session_mac=");
4827 if (!pos || hwaddr_aton(pos + 12, p2ps_prov->session_mac))
4828 goto invalid_args;
4829
4830 pos = os_strstr(cmd, "cpt=");
4831 if (pos) {
4832 if (p2ps_ctrl_parse_cpt_priority(pos + 4,
4833 p2ps_prov->cpt_priority))
4834 goto invalid_args;
4835 } else {
4836 p2ps_prov->cpt_priority[0] = P2PS_FEATURE_CAPAB_UDP_TRANSPORT;
4837 }
4838
4839 for (i = 0; p2ps_prov->cpt_priority[i]; i++)
4840 p2ps_prov->cpt_mask |= p2ps_prov->cpt_priority[i];
4841
4842 /* force conncap with tstCap (no sanity checks) */
4843 pos = os_strstr(cmd, "tstCap=");
4844 if (pos) {
4845 role = strtol(pos + 7, NULL, 16);
4846 } else {
4847 pos = os_strstr(cmd, "role=");
4848 if (pos) {
4849 role = strtol(pos + 5, NULL, 16);
4850 if (role != P2PS_SETUP_CLIENT &&
4851 role != P2PS_SETUP_GROUP_OWNER)
4852 role = P2PS_SETUP_NONE;
4853 }
4854 }
4855 p2ps_prov->role = role;
4856
4857 return p2ps_prov;
4858
4859 invalid_args:
4860 os_free(p2ps_prov);
4861 return NULL;
4862 }
4863
4864
4865 static int p2p_ctrl_asp_provision_resp(struct wpa_supplicant *wpa_s, char *cmd)
4866 {
4867 u8 addr[ETH_ALEN];
4868 struct p2ps_provision *p2ps_prov;
4869 char *pos;
4870
4871 /* <addr> id=<adv_id> [role=<conncap>] [info=<infodata>] */
4872
4873 wpa_printf(MSG_DEBUG, "%s: %s", __func__, cmd);
4874
4875 if (hwaddr_aton(cmd, addr))
4876 return -1;
4877
4878 pos = cmd + 17;
4879 if (*pos != ' ')
4880 return -1;
4881
4882 p2ps_prov = p2p_parse_asp_provision_cmd(pos);
4883 if (!p2ps_prov)
4884 return -1;
4885
4886 if (p2ps_prov->status < 0) {
4887 os_free(p2ps_prov);
4888 return -1;
4889 }
4890
4891 return wpas_p2p_prov_disc(wpa_s, addr, NULL, WPAS_P2P_PD_FOR_ASP,
4892 p2ps_prov);
4893 }
4894
4895
4896 static int p2p_ctrl_asp_provision(struct wpa_supplicant *wpa_s, char *cmd)
4897 {
4898 u8 addr[ETH_ALEN];
4899 struct p2ps_provision *p2ps_prov;
4900 char *pos;
4901
4902 /* <addr> id=<adv_id> adv_mac=<adv_mac> conncap=<conncap>
4903 * session=<ses_id> mac=<ses_mac> [info=<infodata>]
4904 */
4905
4906 wpa_printf(MSG_DEBUG, "%s: %s", __func__, cmd);
4907 if (hwaddr_aton(cmd, addr))
4908 return -1;
4909
4910 pos = cmd + 17;
4911 if (*pos != ' ')
4912 return -1;
4913
4914 p2ps_prov = p2p_parse_asp_provision_cmd(pos);
4915 if (!p2ps_prov)
4916 return -1;
4917
4918 p2ps_prov->pd_seeker = 1;
4919
4920 return wpas_p2p_prov_disc(wpa_s, addr, NULL, WPAS_P2P_PD_FOR_ASP,
4921 p2ps_prov);
4922 }
4923
4924
4925 static int parse_freq(int chwidth, int freq2)
4926 {
4927 if (freq2 < 0)
4928 return -1;
4929 if (freq2)
4930 return VHT_CHANWIDTH_80P80MHZ;
4931
4932 switch (chwidth) {
4933 case 0:
4934 case 20:
4935 case 40:
4936 return VHT_CHANWIDTH_USE_HT;
4937 case 80:
4938 return VHT_CHANWIDTH_80MHZ;
4939 case 160:
4940 return VHT_CHANWIDTH_160MHZ;
4941 default:
4942 wpa_printf(MSG_DEBUG, "Unknown max oper bandwidth: %d",
4943 chwidth);
4944 return -1;
4945 }
4946 }
4947
4948
4949 static int p2p_ctrl_connect(struct wpa_supplicant *wpa_s, char *cmd,
4950 char *buf, size_t buflen)
4951 {
4952 u8 addr[ETH_ALEN];
4953 char *pos, *pos2;
4954 char *pin = NULL;
4955 enum p2p_wps_method wps_method;
4956 int new_pin;
4957 int ret;
4958 int persistent_group, persistent_id = -1;
4959 int join;
4960 int auth;
4961 int automatic;
4962 int go_intent = -1;
4963 int freq = 0;
4964 int pd;
4965 int ht40, vht, max_oper_chwidth, chwidth = 0, freq2 = 0;
4966 u8 _group_ssid[SSID_MAX_LEN], *group_ssid = NULL;
4967 size_t group_ssid_len = 0;
4968
4969 if (!wpa_s->global->p2p_init_wpa_s)
4970 return -1;
4971 if (wpa_s->global->p2p_init_wpa_s != wpa_s) {
4972 wpa_dbg(wpa_s, MSG_DEBUG, "Direct P2P_CONNECT command to %s",
4973 wpa_s->global->p2p_init_wpa_s->ifname);
4974 wpa_s = wpa_s->global->p2p_init_wpa_s;
4975 }
4976
4977 /* <addr> <"pbc" | "pin" | PIN> [label|display|keypad|p2ps]
4978 * [persistent|persistent=<network id>]
4979 * [join] [auth] [go_intent=<0..15>] [freq=<in MHz>] [provdisc]
4980 * [ht40] [vht] [auto] [ssid=<hexdump>] */
4981
4982 if (hwaddr_aton(cmd, addr))
4983 return -1;
4984
4985 pos = cmd + 17;
4986 if (*pos != ' ')
4987 return -1;
4988 pos++;
4989
4990 persistent_group = os_strstr(pos, " persistent") != NULL;
4991 pos2 = os_strstr(pos, " persistent=");
4992 if (pos2) {
4993 struct wpa_ssid *ssid;
4994 persistent_id = atoi(pos2 + 12);
4995 ssid = wpa_config_get_network(wpa_s->conf, persistent_id);
4996 if (ssid == NULL || ssid->disabled != 2 ||
4997 ssid->mode != WPAS_MODE_P2P_GO) {
4998 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
4999 "SSID id=%d for persistent P2P group (GO)",
5000 persistent_id);
5001 return -1;
5002 }
5003 }
5004 join = os_strstr(pos, " join") != NULL;
5005 auth = os_strstr(pos, " auth") != NULL;
5006 automatic = os_strstr(pos, " auto") != NULL;
5007 pd = os_strstr(pos, " provdisc") != NULL;
5008 vht = (os_strstr(cmd, " vht") != NULL) || wpa_s->conf->p2p_go_vht;
5009 ht40 = (os_strstr(cmd, " ht40") != NULL) || wpa_s->conf->p2p_go_ht40 ||
5010 vht;
5011
5012 pos2 = os_strstr(pos, " go_intent=");
5013 if (pos2) {
5014 pos2 += 11;
5015 go_intent = atoi(pos2);
5016 if (go_intent < 0 || go_intent > 15)
5017 return -1;
5018 }
5019
5020 pos2 = os_strstr(pos, " freq=");
5021 if (pos2) {
5022 pos2 += 6;
5023 freq = atoi(pos2);
5024 if (freq <= 0)
5025 return -1;
5026 }
5027
5028 pos2 = os_strstr(pos, " freq2=");
5029 if (pos2)
5030 freq2 = atoi(pos2 + 7);
5031
5032 pos2 = os_strstr(pos, " max_oper_chwidth=");
5033 if (pos2)
5034 chwidth = atoi(pos2 + 18);
5035
5036 max_oper_chwidth = parse_freq(chwidth, freq2);
5037 if (max_oper_chwidth < 0)
5038 return -1;
5039
5040 pos2 = os_strstr(pos, " ssid=");
5041 if (pos2) {
5042 char *end;
5043
5044 pos2 += 6;
5045 end = os_strchr(pos2, ' ');
5046 if (!end)
5047 group_ssid_len = os_strlen(pos2) / 2;
5048 else
5049 group_ssid_len = (end - pos2) / 2;
5050 if (group_ssid_len == 0 || group_ssid_len > SSID_MAX_LEN ||
5051 hexstr2bin(pos2, _group_ssid, group_ssid_len) < 0)
5052 return -1;
5053 group_ssid = _group_ssid;
5054 }
5055
5056 if (os_strncmp(pos, "pin", 3) == 0) {
5057 /* Request random PIN (to be displayed) and enable the PIN */
5058 wps_method = WPS_PIN_DISPLAY;
5059 } else if (os_strncmp(pos, "pbc", 3) == 0) {
5060 wps_method = WPS_PBC;
5061 } else if (os_strstr(pos, "p2ps") != NULL) {
5062 wps_method = WPS_P2PS;
5063 } else {
5064 pin = pos;
5065 pos = os_strchr(pin, ' ');
5066 wps_method = WPS_PIN_KEYPAD;
5067 if (pos) {
5068 *pos++ = '\0';
5069 if (os_strncmp(pos, "display", 7) == 0)
5070 wps_method = WPS_PIN_DISPLAY;
5071 }
5072 if (!wps_pin_str_valid(pin)) {
5073 os_memcpy(buf, "FAIL-INVALID-PIN\n", 17);
5074 return 17;
5075 }
5076 }
5077
5078 new_pin = wpas_p2p_connect(wpa_s, addr, pin, wps_method,
5079 persistent_group, automatic, join,
5080 auth, go_intent, freq, freq2, persistent_id,
5081 pd, ht40, vht, max_oper_chwidth,
5082 group_ssid, group_ssid_len);
5083 if (new_pin == -2) {
5084 os_memcpy(buf, "FAIL-CHANNEL-UNAVAILABLE\n", 25);
5085 return 25;
5086 }
5087 if (new_pin == -3) {
5088 os_memcpy(buf, "FAIL-CHANNEL-UNSUPPORTED\n", 25);
5089 return 25;
5090 }
5091 if (new_pin < 0)
5092 return -1;
5093 if (wps_method == WPS_PIN_DISPLAY && pin == NULL) {
5094 ret = os_snprintf(buf, buflen, "%08d", new_pin);
5095 if (os_snprintf_error(buflen, ret))
5096 return -1;
5097 return ret;
5098 }
5099
5100 os_memcpy(buf, "OK\n", 3);
5101 return 3;
5102 }
5103
5104
5105 static int p2p_ctrl_listen(struct wpa_supplicant *wpa_s, char *cmd)
5106 {
5107 unsigned int timeout = atoi(cmd);
5108 if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED) {
5109 wpa_dbg(wpa_s, MSG_INFO,
5110 "Reject P2P_LISTEN since interface is disabled");
5111 return -1;
5112 }
5113 return wpas_p2p_listen(wpa_s, timeout);
5114 }
5115
5116
5117 static int p2p_ctrl_prov_disc(struct wpa_supplicant *wpa_s, char *cmd)
5118 {
5119 u8 addr[ETH_ALEN];
5120 char *pos;
5121 enum wpas_p2p_prov_disc_use use = WPAS_P2P_PD_FOR_GO_NEG;
5122
5123 /* <addr> <config method> [join|auto] */
5124
5125 if (hwaddr_aton(cmd, addr))
5126 return -1;
5127
5128 pos = cmd + 17;
5129 if (*pos != ' ')
5130 return -1;
5131 pos++;
5132
5133 if (os_strstr(pos, " join") != NULL)
5134 use = WPAS_P2P_PD_FOR_JOIN;
5135 else if (os_strstr(pos, " auto") != NULL)
5136 use = WPAS_P2P_PD_AUTO;
5137
5138 return wpas_p2p_prov_disc(wpa_s, addr, pos, use, NULL);
5139 }
5140
5141
5142 static int p2p_get_passphrase(struct wpa_supplicant *wpa_s, char *buf,
5143 size_t buflen)
5144 {
5145 struct wpa_ssid *ssid = wpa_s->current_ssid;
5146
5147 if (ssid == NULL || ssid->mode != WPAS_MODE_P2P_GO ||
5148 ssid->passphrase == NULL)
5149 return -1;
5150
5151 os_strlcpy(buf, ssid->passphrase, buflen);
5152 return os_strlen(buf);
5153 }
5154
5155
5156 static int p2p_ctrl_serv_disc_req(struct wpa_supplicant *wpa_s, char *cmd,
5157 char *buf, size_t buflen)
5158 {
5159 u64 ref;
5160 int res;
5161 u8 dst_buf[ETH_ALEN], *dst;
5162 struct wpabuf *tlvs;
5163 char *pos;
5164 size_t len;
5165
5166 if (hwaddr_aton(cmd, dst_buf))
5167 return -1;
5168 dst = dst_buf;
5169 if (dst[0] == 0 && dst[1] == 0 && dst[2] == 0 &&
5170 dst[3] == 0 && dst[4] == 0 && dst[5] == 0)
5171 dst = NULL;
5172 pos = cmd + 17;
5173 if (*pos != ' ')
5174 return -1;
5175 pos++;
5176
5177 if (os_strncmp(pos, "upnp ", 5) == 0) {
5178 u8 version;
5179 pos += 5;
5180 if (hexstr2bin(pos, &version, 1) < 0)
5181 return -1;
5182 pos += 2;
5183 if (*pos != ' ')
5184 return -1;
5185 pos++;
5186 ref = wpas_p2p_sd_request_upnp(wpa_s, dst, version, pos);
5187 #ifdef CONFIG_WIFI_DISPLAY
5188 } else if (os_strncmp(pos, "wifi-display ", 13) == 0) {
5189 ref = wpas_p2p_sd_request_wifi_display(wpa_s, dst, pos + 13);
5190 #endif /* CONFIG_WIFI_DISPLAY */
5191 } else if (os_strncmp(pos, "asp ", 4) == 0) {
5192 char *svc_str;
5193 char *svc_info = NULL;
5194 u32 id;
5195
5196 pos += 4;
5197 if (sscanf(pos, "%x", &id) != 1 || id > 0xff)
5198 return -1;
5199
5200 pos = os_strchr(pos, ' ');
5201 if (pos == NULL || pos[1] == '\0' || pos[1] == ' ')
5202 return -1;
5203
5204 svc_str = pos + 1;
5205
5206 pos = os_strchr(svc_str, ' ');
5207
5208 if (pos)
5209 *pos++ = '\0';
5210
5211 /* All remaining data is the svc_info string */
5212 if (pos && pos[0] && pos[0] != ' ') {
5213 len = os_strlen(pos);
5214
5215 /* Unescape in place */
5216 len = utf8_unescape(pos, len, pos, len);
5217 if (len > 0xff)
5218 return -1;
5219
5220 svc_info = pos;
5221 }
5222
5223 ref = wpas_p2p_sd_request_asp(wpa_s, dst, (u8) id,
5224 svc_str, svc_info);
5225 } else {
5226 len = os_strlen(pos);
5227 if (len & 1)
5228 return -1;
5229 len /= 2;
5230 tlvs = wpabuf_alloc(len);
5231 if (tlvs == NULL)
5232 return -1;
5233 if (hexstr2bin(pos, wpabuf_put(tlvs, len), len) < 0) {
5234 wpabuf_free(tlvs);
5235 return -1;
5236 }
5237
5238 ref = wpas_p2p_sd_request(wpa_s, dst, tlvs);
5239 wpabuf_free(tlvs);
5240 }
5241 if (ref == 0)
5242 return -1;
5243 res = os_snprintf(buf, buflen, "%llx", (long long unsigned) ref);
5244 if (os_snprintf_error(buflen, res))
5245 return -1;
5246 return res;
5247 }
5248
5249
5250 static int p2p_ctrl_serv_disc_cancel_req(struct wpa_supplicant *wpa_s,
5251 char *cmd)
5252 {
5253 long long unsigned val;
5254 u64 req;
5255 if (sscanf(cmd, "%llx", &val) != 1)
5256 return -1;
5257 req = val;
5258 return wpas_p2p_sd_cancel_request(wpa_s, req);
5259 }
5260
5261
5262 static int p2p_ctrl_serv_disc_resp(struct wpa_supplicant *wpa_s, char *cmd)
5263 {
5264 int freq;
5265 u8 dst[ETH_ALEN];
5266 u8 dialog_token;
5267 struct wpabuf *resp_tlvs;
5268 char *pos, *pos2;
5269 size_t len;
5270
5271 pos = os_strchr(cmd, ' ');
5272 if (pos == NULL)
5273 return -1;
5274 *pos++ = '\0';
5275 freq = atoi(cmd);
5276 if (freq == 0)
5277 return -1;
5278
5279 if (hwaddr_aton(pos, dst))
5280 return -1;
5281 pos += 17;
5282 if (*pos != ' ')
5283 return -1;
5284 pos++;
5285
5286 pos2 = os_strchr(pos, ' ');
5287 if (pos2 == NULL)
5288 return -1;
5289 *pos2++ = '\0';
5290 dialog_token = atoi(pos);
5291
5292 len = os_strlen(pos2);
5293 if (len & 1)
5294 return -1;
5295 len /= 2;
5296 resp_tlvs = wpabuf_alloc(len);
5297 if (resp_tlvs == NULL)
5298 return -1;
5299 if (hexstr2bin(pos2, wpabuf_put(resp_tlvs, len), len) < 0) {
5300 wpabuf_free(resp_tlvs);
5301 return -1;
5302 }
5303
5304 wpas_p2p_sd_response(wpa_s, freq, dst, dialog_token, resp_tlvs);
5305 wpabuf_free(resp_tlvs);
5306 return 0;
5307 }
5308
5309
5310 static int p2p_ctrl_serv_disc_external(struct wpa_supplicant *wpa_s,
5311 char *cmd)
5312 {
5313 if (os_strcmp(cmd, "0") && os_strcmp(cmd, "1"))
5314 return -1;
5315 wpa_s->p2p_sd_over_ctrl_iface = atoi(cmd);
5316 return 0;
5317 }
5318
5319
5320 static int p2p_ctrl_service_add_bonjour(struct wpa_supplicant *wpa_s,
5321 char *cmd)
5322 {
5323 char *pos;
5324 size_t len;
5325 struct wpabuf *query, *resp;
5326
5327 pos = os_strchr(cmd, ' ');
5328 if (pos == NULL)
5329 return -1;
5330 *pos++ = '\0';
5331
5332 len = os_strlen(cmd);
5333 if (len & 1)
5334 return -1;
5335 len /= 2;
5336 query = wpabuf_alloc(len);
5337 if (query == NULL)
5338 return -1;
5339 if (hexstr2bin(cmd, wpabuf_put(query, len), len) < 0) {
5340 wpabuf_free(query);
5341 return -1;
5342 }
5343
5344 len = os_strlen(pos);
5345 if (len & 1) {
5346 wpabuf_free(query);
5347 return -1;
5348 }
5349 len /= 2;
5350 resp = wpabuf_alloc(len);
5351 if (resp == NULL) {
5352 wpabuf_free(query);
5353 return -1;
5354 }
5355 if (hexstr2bin(pos, wpabuf_put(resp, len), len) < 0) {
5356 wpabuf_free(query);
5357 wpabuf_free(resp);
5358 return -1;
5359 }
5360
5361 if (wpas_p2p_service_add_bonjour(wpa_s, query, resp) < 0) {
5362 wpabuf_free(query);
5363 wpabuf_free(resp);
5364 return -1;
5365 }
5366 return 0;
5367 }
5368
5369
5370 static int p2p_ctrl_service_add_upnp(struct wpa_supplicant *wpa_s, char *cmd)
5371 {
5372 char *pos;
5373 u8 version;
5374
5375 pos = os_strchr(cmd, ' ');
5376 if (pos == NULL)
5377 return -1;
5378 *pos++ = '\0';
5379
5380 if (hexstr2bin(cmd, &version, 1) < 0)
5381 return -1;
5382
5383 return wpas_p2p_service_add_upnp(wpa_s, version, pos);
5384 }
5385
5386
5387 static int p2p_ctrl_service_add_asp(struct wpa_supplicant *wpa_s,
5388 u8 replace, char *cmd)
5389 {
5390 char *pos;
5391 char *adv_str;
5392 u32 auto_accept, adv_id, svc_state, config_methods;
5393 char *svc_info = NULL;
5394 char *cpt_prio_str;
5395 u8 cpt_prio[P2PS_FEATURE_CAPAB_CPT_MAX + 1];
5396
5397 pos = os_strchr(cmd, ' ');
5398 if (pos == NULL)
5399 return -1;
5400 *pos++ = '\0';
5401
5402 /* Auto-Accept value is mandatory, and must be one of the
5403 * single values (0, 1, 2, 4) */
5404 auto_accept = atoi(cmd);
5405 switch (auto_accept) {
5406 case P2PS_SETUP_NONE: /* No auto-accept */
5407 case P2PS_SETUP_NEW:
5408 case P2PS_SETUP_CLIENT:
5409 case P2PS_SETUP_GROUP_OWNER:
5410 break;
5411 default:
5412 return -1;
5413 }
5414
5415 /* Advertisement ID is mandatory */
5416 cmd = pos;
5417 pos = os_strchr(cmd, ' ');
5418 if (pos == NULL)
5419 return -1;
5420 *pos++ = '\0';
5421
5422 /* Handle Adv_ID == 0 (wildcard "org.wi-fi.wfds") internally. */
5423 if (sscanf(cmd, "%x", &adv_id) != 1 || adv_id == 0)
5424 return -1;
5425
5426 /* Only allow replacements if exist, and adds if not */
5427 if (wpas_p2p_service_p2ps_id_exists(wpa_s, adv_id)) {
5428 if (!replace)
5429 return -1;
5430 } else {
5431 if (replace)
5432 return -1;
5433 }
5434
5435 /* svc_state between 0 - 0xff is mandatory */
5436 if (sscanf(pos, "%x", &svc_state) != 1 || svc_state > 0xff)
5437 return -1;
5438
5439 pos = os_strchr(pos, ' ');
5440 if (pos == NULL)
5441 return -1;
5442
5443 /* config_methods is mandatory */
5444 pos++;
5445 if (sscanf(pos, "%x", &config_methods) != 1)
5446 return -1;
5447
5448 if (!(config_methods &
5449 (WPS_CONFIG_DISPLAY | WPS_CONFIG_KEYPAD | WPS_CONFIG_P2PS)))
5450 return -1;
5451
5452 pos = os_strchr(pos, ' ');
5453 if (pos == NULL)
5454 return -1;
5455
5456 pos++;
5457 adv_str = pos;
5458
5459 /* Advertisement string is mandatory */
5460 if (!pos[0] || pos[0] == ' ')
5461 return -1;
5462
5463 /* Terminate svc string */
5464 pos = os_strchr(pos, ' ');
5465 if (pos != NULL)
5466 *pos++ = '\0';
5467
5468 cpt_prio_str = (pos && pos[0]) ? os_strstr(pos, "cpt=") : NULL;
5469 if (cpt_prio_str) {
5470 pos = os_strchr(pos, ' ');
5471 if (pos != NULL)
5472 *pos++ = '\0';
5473
5474 if (p2ps_ctrl_parse_cpt_priority(cpt_prio_str + 4, cpt_prio))
5475 return -1;
5476 } else {
5477 cpt_prio[0] = P2PS_FEATURE_CAPAB_UDP_TRANSPORT;
5478 cpt_prio[1] = 0;
5479 }
5480
5481 /* Service and Response Information are optional */
5482 if (pos && pos[0]) {
5483 size_t len;
5484
5485 /* Note the bare ' included, which cannot exist legally
5486 * in unescaped string. */
5487 svc_info = os_strstr(pos, "svc_info='");
5488
5489 if (svc_info) {
5490 svc_info += 9;
5491 len = os_strlen(svc_info);
5492 utf8_unescape(svc_info, len, svc_info, len);
5493 }
5494 }
5495
5496 return wpas_p2p_service_add_asp(wpa_s, auto_accept, adv_id, adv_str,
5497 (u8) svc_state, (u16) config_methods,
5498 svc_info, cpt_prio);
5499 }
5500
5501
5502 static int p2p_ctrl_service_add(struct wpa_supplicant *wpa_s, char *cmd)
5503 {
5504 char *pos;
5505
5506 pos = os_strchr(cmd, ' ');
5507 if (pos == NULL)
5508 return -1;
5509 *pos++ = '\0';
5510
5511 if (os_strcmp(cmd, "bonjour") == 0)
5512 return p2p_ctrl_service_add_bonjour(wpa_s, pos);
5513 if (os_strcmp(cmd, "upnp") == 0)
5514 return p2p_ctrl_service_add_upnp(wpa_s, pos);
5515 if (os_strcmp(cmd, "asp") == 0)
5516 return p2p_ctrl_service_add_asp(wpa_s, 0, pos);
5517 wpa_printf(MSG_DEBUG, "Unknown service '%s'", cmd);
5518 return -1;
5519 }
5520
5521
5522 static int p2p_ctrl_service_del_bonjour(struct wpa_supplicant *wpa_s,
5523 char *cmd)
5524 {
5525 size_t len;
5526 struct wpabuf *query;
5527 int ret;
5528
5529 len = os_strlen(cmd);
5530 if (len & 1)
5531 return -1;
5532 len /= 2;
5533 query = wpabuf_alloc(len);
5534 if (query == NULL)
5535 return -1;
5536 if (hexstr2bin(cmd, wpabuf_put(query, len), len) < 0) {
5537 wpabuf_free(query);
5538 return -1;
5539 }
5540
5541 ret = wpas_p2p_service_del_bonjour(wpa_s, query);
5542 wpabuf_free(query);
5543 return ret;
5544 }
5545
5546
5547 static int p2p_ctrl_service_del_upnp(struct wpa_supplicant *wpa_s, char *cmd)
5548 {
5549 char *pos;
5550 u8 version;
5551
5552 pos = os_strchr(cmd, ' ');
5553 if (pos == NULL)
5554 return -1;
5555 *pos++ = '\0';
5556
5557 if (hexstr2bin(cmd, &version, 1) < 0)
5558 return -1;
5559
5560 return wpas_p2p_service_del_upnp(wpa_s, version, pos);
5561 }
5562
5563
5564 static int p2p_ctrl_service_del_asp(struct wpa_supplicant *wpa_s, char *cmd)
5565 {
5566 u32 adv_id;
5567
5568 if (os_strcmp(cmd, "all") == 0) {
5569 wpas_p2p_service_flush_asp(wpa_s);
5570 return 0;
5571 }
5572
5573 if (sscanf(cmd, "%x", &adv_id) != 1)
5574 return -1;
5575
5576 return wpas_p2p_service_del_asp(wpa_s, adv_id);
5577 }
5578
5579
5580 static int p2p_ctrl_service_del(struct wpa_supplicant *wpa_s, char *cmd)
5581 {
5582 char *pos;
5583
5584 pos = os_strchr(cmd, ' ');
5585 if (pos == NULL)
5586 return -1;
5587 *pos++ = '\0';
5588
5589 if (os_strcmp(cmd, "bonjour") == 0)
5590 return p2p_ctrl_service_del_bonjour(wpa_s, pos);
5591 if (os_strcmp(cmd, "upnp") == 0)
5592 return p2p_ctrl_service_del_upnp(wpa_s, pos);
5593 if (os_strcmp(cmd, "asp") == 0)
5594 return p2p_ctrl_service_del_asp(wpa_s, pos);
5595 wpa_printf(MSG_DEBUG, "Unknown service '%s'", cmd);
5596 return -1;
5597 }
5598
5599
5600 static int p2p_ctrl_service_replace(struct wpa_supplicant *wpa_s, char *cmd)
5601 {
5602 char *pos;
5603
5604 pos = os_strchr(cmd, ' ');
5605 if (pos == NULL)
5606 return -1;
5607 *pos++ = '\0';
5608
5609 if (os_strcmp(cmd, "asp") == 0)
5610 return p2p_ctrl_service_add_asp(wpa_s, 1, pos);
5611
5612 wpa_printf(MSG_DEBUG, "Unknown service '%s'", cmd);
5613 return -1;
5614 }
5615
5616
5617 static int p2p_ctrl_reject(struct wpa_supplicant *wpa_s, char *cmd)
5618 {
5619 u8 addr[ETH_ALEN];
5620
5621 /* <addr> */
5622
5623 if (hwaddr_aton(cmd, addr))
5624 return -1;
5625
5626 return wpas_p2p_reject(wpa_s, addr);
5627 }
5628
5629
5630 static int p2p_ctrl_invite_persistent(struct wpa_supplicant *wpa_s, char *cmd)
5631 {
5632 char *pos;
5633 int id;
5634 struct wpa_ssid *ssid;
5635 u8 *_peer = NULL, peer[ETH_ALEN];
5636 int freq = 0, pref_freq = 0;
5637 int ht40, vht, max_oper_chwidth, chwidth = 0, freq2 = 0;
5638
5639 id = atoi(cmd);
5640 pos = os_strstr(cmd, " peer=");
5641 if (pos) {
5642 pos += 6;
5643 if (hwaddr_aton(pos, peer))
5644 return -1;
5645 _peer = peer;
5646 }
5647 ssid = wpa_config_get_network(wpa_s->conf, id);
5648 if (ssid == NULL || ssid->disabled != 2) {
5649 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find SSID id=%d "
5650 "for persistent P2P group",
5651 id);
5652 return -1;
5653 }
5654
5655 pos = os_strstr(cmd, " freq=");
5656 if (pos) {
5657 pos += 6;
5658 freq = atoi(pos);
5659 if (freq <= 0)
5660 return -1;
5661 }
5662
5663 pos = os_strstr(cmd, " pref=");
5664 if (pos) {
5665 pos += 6;
5666 pref_freq = atoi(pos);
5667 if (pref_freq <= 0)
5668 return -1;
5669 }
5670
5671 vht = (os_strstr(cmd, " vht") != NULL) || wpa_s->conf->p2p_go_vht;
5672 ht40 = (os_strstr(cmd, " ht40") != NULL) || wpa_s->conf->p2p_go_ht40 ||
5673 vht;
5674
5675 pos = os_strstr(cmd, "freq2=");
5676 if (pos)
5677 freq2 = atoi(pos + 6);
5678
5679 pos = os_strstr(cmd, " max_oper_chwidth=");
5680 if (pos)
5681 chwidth = atoi(pos + 18);
5682
5683 max_oper_chwidth = parse_freq(chwidth, freq2);
5684 if (max_oper_chwidth < 0)
5685 return -1;
5686
5687 return wpas_p2p_invite(wpa_s, _peer, ssid, NULL, freq, freq2, ht40, vht,
5688 max_oper_chwidth, pref_freq);
5689 }
5690
5691
5692 static int p2p_ctrl_invite_group(struct wpa_supplicant *wpa_s, char *cmd)
5693 {
5694 char *pos;
5695 u8 peer[ETH_ALEN], go_dev_addr[ETH_ALEN], *go_dev = NULL;
5696
5697 pos = os_strstr(cmd, " peer=");
5698 if (!pos)
5699 return -1;
5700
5701 *pos = '\0';
5702 pos += 6;
5703 if (hwaddr_aton(pos, peer)) {
5704 wpa_printf(MSG_DEBUG, "P2P: Invalid MAC address '%s'", pos);
5705 return -1;
5706 }
5707
5708 pos = os_strstr(pos, " go_dev_addr=");
5709 if (pos) {
5710 pos += 13;
5711 if (hwaddr_aton(pos, go_dev_addr)) {
5712 wpa_printf(MSG_DEBUG, "P2P: Invalid MAC address '%s'",
5713 pos);
5714 return -1;
5715 }
5716 go_dev = go_dev_addr;
5717 }
5718
5719 return wpas_p2p_invite_group(wpa_s, cmd, peer, go_dev);
5720 }
5721
5722
5723 static int p2p_ctrl_invite(struct wpa_supplicant *wpa_s, char *cmd)
5724 {
5725 if (os_strncmp(cmd, "persistent=", 11) == 0)
5726 return p2p_ctrl_invite_persistent(wpa_s, cmd + 11);
5727 if (os_strncmp(cmd, "group=", 6) == 0)
5728 return p2p_ctrl_invite_group(wpa_s, cmd + 6);
5729
5730 return -1;
5731 }
5732
5733
5734 static int p2p_ctrl_group_add_persistent(struct wpa_supplicant *wpa_s,
5735 int id, int freq, int vht_center_freq2,
5736 int ht40, int vht, int vht_chwidth)
5737 {
5738 struct wpa_ssid *ssid;
5739
5740 ssid = wpa_config_get_network(wpa_s->conf, id);
5741 if (ssid == NULL || ssid->disabled != 2) {
5742 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find SSID id=%d "
5743 "for persistent P2P group",
5744 id);
5745 return -1;
5746 }
5747
5748 return wpas_p2p_group_add_persistent(wpa_s, ssid, 0, freq,
5749 vht_center_freq2, 0, ht40, vht,
5750 vht_chwidth, NULL, 0, 0);
5751 }
5752
5753
5754 static int p2p_ctrl_group_add(struct wpa_supplicant *wpa_s, char *cmd)
5755 {
5756 int freq = 0, persistent = 0, group_id = -1;
5757 int vht = wpa_s->conf->p2p_go_vht;
5758 int ht40 = wpa_s->conf->p2p_go_ht40 || vht;
5759 int max_oper_chwidth, chwidth = 0, freq2 = 0;
5760 char *token, *context = NULL;
5761
5762 while ((token = str_token(cmd, " ", &context))) {
5763 if (sscanf(token, "freq=%d", &freq) == 1 ||
5764 sscanf(token, "freq2=%d", &freq2) == 1 ||
5765 sscanf(token, "persistent=%d", &group_id) == 1 ||
5766 sscanf(token, "max_oper_chwidth=%d", &chwidth) == 1) {
5767 continue;
5768 } else if (os_strcmp(token, "ht40") == 0) {
5769 ht40 = 1;
5770 } else if (os_strcmp(token, "vht") == 0) {
5771 vht = 1;
5772 ht40 = 1;
5773 } else if (os_strcmp(token, "persistent") == 0) {
5774 persistent = 1;
5775 } else {
5776 wpa_printf(MSG_DEBUG,
5777 "CTRL: Invalid P2P_GROUP_ADD parameter: '%s'",
5778 token);
5779 return -1;
5780 }
5781 }
5782
5783 max_oper_chwidth = parse_freq(chwidth, freq2);
5784 if (max_oper_chwidth < 0)
5785 return -1;
5786
5787 if (group_id >= 0)
5788 return p2p_ctrl_group_add_persistent(wpa_s, group_id,
5789 freq, freq2, ht40, vht,
5790 max_oper_chwidth);
5791
5792 return wpas_p2p_group_add(wpa_s, persistent, freq, freq2, ht40, vht,
5793 max_oper_chwidth);
5794 }
5795
5796
5797 static int p2p_ctrl_group_member(struct wpa_supplicant *wpa_s, const char *cmd,
5798 char *buf, size_t buflen)
5799 {
5800 u8 dev_addr[ETH_ALEN];
5801 struct wpa_ssid *ssid;
5802 int res;
5803 const u8 *iaddr;
5804
5805 ssid = wpa_s->current_ssid;
5806 if (!wpa_s->global->p2p || !ssid || ssid->mode != WPAS_MODE_P2P_GO ||
5807 hwaddr_aton(cmd, dev_addr))
5808 return -1;
5809
5810 iaddr = p2p_group_get_client_interface_addr(wpa_s->p2p_group, dev_addr);
5811 if (!iaddr)
5812 return -1;
5813 res = os_snprintf(buf, buflen, MACSTR, MAC2STR(iaddr));
5814 if (os_snprintf_error(buflen, res))
5815 return -1;
5816 return res;
5817 }
5818
5819
5820 static int p2p_ctrl_peer(struct wpa_supplicant *wpa_s, char *cmd,
5821 char *buf, size_t buflen)
5822 {
5823 u8 addr[ETH_ALEN], *addr_ptr;
5824 int next, res;
5825 const struct p2p_peer_info *info;
5826 char *pos, *end;
5827 char devtype[WPS_DEV_TYPE_BUFSIZE];
5828 struct wpa_ssid *ssid;
5829 size_t i;
5830
5831 if (!wpa_s->global->p2p)
5832 return -1;
5833
5834 if (os_strcmp(cmd, "FIRST") == 0) {
5835 addr_ptr = NULL;
5836 next = 0;
5837 } else if (os_strncmp(cmd, "NEXT-", 5) == 0) {
5838 if (hwaddr_aton(cmd + 5, addr) < 0)
5839 return -1;
5840 addr_ptr = addr;
5841 next = 1;
5842 } else {
5843 if (hwaddr_aton(cmd, addr) < 0)
5844 return -1;
5845 addr_ptr = addr;
5846 next = 0;
5847 }
5848
5849 info = p2p_get_peer_info(wpa_s->global->p2p, addr_ptr, next);
5850 if (info == NULL)
5851 return -1;
5852
5853 pos = buf;
5854 end = buf + buflen;
5855
5856 res = os_snprintf(pos, end - pos, MACSTR "\n"
5857 "pri_dev_type=%s\n"
5858 "device_name=%s\n"
5859 "manufacturer=%s\n"
5860 "model_name=%s\n"
5861 "model_number=%s\n"
5862 "serial_number=%s\n"
5863 "config_methods=0x%x\n"
5864 "dev_capab=0x%x\n"
5865 "group_capab=0x%x\n"
5866 "level=%d\n",
5867 MAC2STR(info->p2p_device_addr),
5868 wps_dev_type_bin2str(info->pri_dev_type,
5869 devtype, sizeof(devtype)),
5870 info->device_name,
5871 info->manufacturer,
5872 info->model_name,
5873 info->model_number,
5874 info->serial_number,
5875 info->config_methods,
5876 info->dev_capab,
5877 info->group_capab,
5878 info->level);
5879 if (os_snprintf_error(end - pos, res))
5880 return pos - buf;
5881 pos += res;
5882
5883 for (i = 0; i < info->wps_sec_dev_type_list_len / WPS_DEV_TYPE_LEN; i++)
5884 {
5885 const u8 *t;
5886 t = &info->wps_sec_dev_type_list[i * WPS_DEV_TYPE_LEN];
5887 res = os_snprintf(pos, end - pos, "sec_dev_type=%s\n",
5888 wps_dev_type_bin2str(t, devtype,
5889 sizeof(devtype)));
5890 if (os_snprintf_error(end - pos, res))
5891 return pos - buf;
5892 pos += res;
5893 }
5894
5895 ssid = wpas_p2p_get_persistent(wpa_s, info->p2p_device_addr, NULL, 0);
5896 if (ssid) {
5897 res = os_snprintf(pos, end - pos, "persistent=%d\n", ssid->id);
5898 if (os_snprintf_error(end - pos, res))
5899 return pos - buf;
5900 pos += res;
5901 }
5902
5903 res = p2p_get_peer_info_txt(info, pos, end - pos);
5904 if (res < 0)
5905 return pos - buf;
5906 pos += res;
5907
5908 if (info->vendor_elems) {
5909 res = os_snprintf(pos, end - pos, "vendor_elems=");
5910 if (os_snprintf_error(end - pos, res))
5911 return pos - buf;
5912 pos += res;
5913
5914 pos += wpa_snprintf_hex(pos, end - pos,
5915 wpabuf_head(info->vendor_elems),
5916 wpabuf_len(info->vendor_elems));
5917
5918 res = os_snprintf(pos, end - pos, "\n");
5919 if (os_snprintf_error(end - pos, res))
5920 return pos - buf;
5921 pos += res;
5922 }
5923
5924 return pos - buf;
5925 }
5926
5927
5928 static int p2p_ctrl_disallow_freq(struct wpa_supplicant *wpa_s,
5929 const char *param)
5930 {
5931 unsigned int i;
5932
5933 if (wpa_s->global->p2p == NULL)
5934 return -1;
5935
5936 if (freq_range_list_parse(&wpa_s->global->p2p_disallow_freq, param) < 0)
5937 return -1;
5938
5939 for (i = 0; i < wpa_s->global->p2p_disallow_freq.num; i++) {
5940 struct wpa_freq_range *freq;
5941 freq = &wpa_s->global->p2p_disallow_freq.range[i];
5942 wpa_printf(MSG_DEBUG, "P2P: Disallowed frequency range %u-%u",
5943 freq->min, freq->max);
5944 }
5945
5946 wpas_p2p_update_channel_list(wpa_s, WPAS_P2P_CHANNEL_UPDATE_DISALLOW);
5947 return 0;
5948 }
5949
5950
5951 static int p2p_ctrl_set(struct wpa_supplicant *wpa_s, char *cmd)
5952 {
5953 char *param;
5954
5955 if (wpa_s->global->p2p == NULL)
5956 return -1;
5957
5958 param = os_strchr(cmd, ' ');
5959 if (param == NULL)
5960 return -1;
5961 *param++ = '\0';
5962
5963 if (os_strcmp(cmd, "discoverability") == 0) {
5964 p2p_set_client_discoverability(wpa_s->global->p2p,
5965 atoi(param));
5966 return 0;
5967 }
5968
5969 if (os_strcmp(cmd, "managed") == 0) {
5970 p2p_set_managed_oper(wpa_s->global->p2p, atoi(param));
5971 return 0;
5972 }
5973
5974 if (os_strcmp(cmd, "listen_channel") == 0) {
5975 char *pos;
5976 u8 channel, op_class;
5977
5978 channel = atoi(param);
5979 pos = os_strchr(param, ' ');
5980 op_class = pos ? atoi(pos) : 81;
5981
5982 return p2p_set_listen_channel(wpa_s->global->p2p, op_class,
5983 channel, 1);
5984 }
5985
5986 if (os_strcmp(cmd, "ssid_postfix") == 0) {
5987 return p2p_set_ssid_postfix(wpa_s->global->p2p, (u8 *) param,
5988 os_strlen(param));
5989 }
5990
5991 if (os_strcmp(cmd, "noa") == 0) {
5992 char *pos;
5993 int count, start, duration;
5994 /* GO NoA parameters: count,start_offset(ms),duration(ms) */
5995 count = atoi(param);
5996 pos = os_strchr(param, ',');
5997 if (pos == NULL)
5998 return -1;
5999 pos++;
6000 start = atoi(pos);
6001 pos = os_strchr(pos, ',');
6002 if (pos == NULL)
6003 return -1;
6004 pos++;
6005 duration = atoi(pos);
6006 if (count < 0 || count > 255 || start < 0 || duration < 0)
6007 return -1;
6008 if (count == 0 && duration > 0)
6009 return -1;
6010 wpa_printf(MSG_DEBUG, "CTRL_IFACE: P2P_SET GO NoA: count=%d "
6011 "start=%d duration=%d", count, start, duration);
6012 return wpas_p2p_set_noa(wpa_s, count, start, duration);
6013 }
6014
6015 if (os_strcmp(cmd, "ps") == 0)
6016 return wpa_drv_set_p2p_powersave(wpa_s, atoi(param), -1, -1);
6017
6018 if (os_strcmp(cmd, "oppps") == 0)
6019 return wpa_drv_set_p2p_powersave(wpa_s, -1, atoi(param), -1);
6020
6021 if (os_strcmp(cmd, "ctwindow") == 0)
6022 return wpa_drv_set_p2p_powersave(wpa_s, -1, -1, atoi(param));
6023
6024 if (os_strcmp(cmd, "disabled") == 0) {
6025 wpa_s->global->p2p_disabled = atoi(param);
6026 wpa_printf(MSG_DEBUG, "P2P functionality %s",
6027 wpa_s->global->p2p_disabled ?
6028 "disabled" : "enabled");
6029 if (wpa_s->global->p2p_disabled) {
6030 wpas_p2p_stop_find(wpa_s);
6031 os_memset(wpa_s->p2p_auth_invite, 0, ETH_ALEN);
6032 p2p_flush(wpa_s->global->p2p);
6033 }
6034 return 0;
6035 }
6036
6037 if (os_strcmp(cmd, "conc_pref") == 0) {
6038 if (os_strcmp(param, "sta") == 0)
6039 wpa_s->global->conc_pref = WPA_CONC_PREF_STA;
6040 else if (os_strcmp(param, "p2p") == 0)
6041 wpa_s->global->conc_pref = WPA_CONC_PREF_P2P;
6042 else {
6043 wpa_printf(MSG_INFO, "Invalid conc_pref value");
6044 return -1;
6045 }
6046 wpa_printf(MSG_DEBUG, "Single channel concurrency preference: "
6047 "%s", param);
6048 return 0;
6049 }
6050
6051 if (os_strcmp(cmd, "force_long_sd") == 0) {
6052 wpa_s->force_long_sd = atoi(param);
6053 return 0;
6054 }
6055
6056 if (os_strcmp(cmd, "peer_filter") == 0) {
6057 u8 addr[ETH_ALEN];
6058 if (hwaddr_aton(param, addr))
6059 return -1;
6060 p2p_set_peer_filter(wpa_s->global->p2p, addr);
6061 return 0;
6062 }
6063
6064 if (os_strcmp(cmd, "cross_connect") == 0)
6065 return wpas_p2p_set_cross_connect(wpa_s, atoi(param));
6066
6067 if (os_strcmp(cmd, "go_apsd") == 0) {
6068 if (os_strcmp(param, "disable") == 0)
6069 wpa_s->set_ap_uapsd = 0;
6070 else {
6071 wpa_s->set_ap_uapsd = 1;
6072 wpa_s->ap_uapsd = atoi(param);
6073 }
6074 return 0;
6075 }
6076
6077 if (os_strcmp(cmd, "client_apsd") == 0) {
6078 if (os_strcmp(param, "disable") == 0)
6079 wpa_s->set_sta_uapsd = 0;
6080 else {
6081 int be, bk, vi, vo;
6082 char *pos;
6083 /* format: BE,BK,VI,VO;max SP Length */
6084 be = atoi(param);
6085 pos = os_strchr(param, ',');
6086 if (pos == NULL)
6087 return -1;
6088 pos++;
6089 bk = atoi(pos);
6090 pos = os_strchr(pos, ',');
6091 if (pos == NULL)
6092 return -1;
6093 pos++;
6094 vi = atoi(pos);
6095 pos = os_strchr(pos, ',');
6096 if (pos == NULL)
6097 return -1;
6098 pos++;
6099 vo = atoi(pos);
6100 /* ignore max SP Length for now */
6101
6102 wpa_s->set_sta_uapsd = 1;
6103 wpa_s->sta_uapsd = 0;
6104 if (be)
6105 wpa_s->sta_uapsd |= BIT(0);
6106 if (bk)
6107 wpa_s->sta_uapsd |= BIT(1);
6108 if (vi)
6109 wpa_s->sta_uapsd |= BIT(2);
6110 if (vo)
6111 wpa_s->sta_uapsd |= BIT(3);
6112 }
6113 return 0;
6114 }
6115
6116 if (os_strcmp(cmd, "disallow_freq") == 0)
6117 return p2p_ctrl_disallow_freq(wpa_s, param);
6118
6119 if (os_strcmp(cmd, "disc_int") == 0) {
6120 int min_disc_int, max_disc_int, max_disc_tu;
6121 char *pos;
6122
6123 pos = param;
6124
6125 min_disc_int = atoi(pos);
6126 pos = os_strchr(pos, ' ');
6127 if (pos == NULL)
6128 return -1;
6129 *pos++ = '\0';
6130
6131 max_disc_int = atoi(pos);
6132 pos = os_strchr(pos, ' ');
6133 if (pos == NULL)
6134 return -1;
6135 *pos++ = '\0';
6136
6137 max_disc_tu = atoi(pos);
6138
6139 return p2p_set_disc_int(wpa_s->global->p2p, min_disc_int,
6140 max_disc_int, max_disc_tu);
6141 }
6142
6143 if (os_strcmp(cmd, "per_sta_psk") == 0) {
6144 wpa_s->global->p2p_per_sta_psk = !!atoi(param);
6145 return 0;
6146 }
6147
6148 #ifdef CONFIG_WPS_NFC
6149 if (os_strcmp(cmd, "nfc_tag") == 0)
6150 return wpas_p2p_nfc_tag_enabled(wpa_s, !!atoi(param));
6151 #endif /* CONFIG_WPS_NFC */
6152
6153 if (os_strcmp(cmd, "disable_ip_addr_req") == 0) {
6154 wpa_s->p2p_disable_ip_addr_req = !!atoi(param);
6155 return 0;
6156 }
6157
6158 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Unknown P2P_SET field value '%s'",
6159 cmd);
6160
6161 return -1;
6162 }
6163
6164
6165 static void p2p_ctrl_flush(struct wpa_supplicant *wpa_s)
6166 {
6167 os_memset(wpa_s->p2p_auth_invite, 0, ETH_ALEN);
6168 wpa_s->force_long_sd = 0;
6169 wpas_p2p_stop_find(wpa_s);
6170 wpa_s->parent->p2ps_method_config_any = 0;
6171 if (wpa_s->global->p2p)
6172 p2p_flush(wpa_s->global->p2p);
6173 }
6174
6175
6176 static int p2p_ctrl_presence_req(struct wpa_supplicant *wpa_s, char *cmd)
6177 {
6178 char *pos, *pos2;
6179 unsigned int dur1 = 0, int1 = 0, dur2 = 0, int2 = 0;
6180
6181 if (cmd[0]) {
6182 pos = os_strchr(cmd, ' ');
6183 if (pos == NULL)
6184 return -1;
6185 *pos++ = '\0';
6186 dur1 = atoi(cmd);
6187
6188 pos2 = os_strchr(pos, ' ');
6189 if (pos2)
6190 *pos2++ = '\0';
6191 int1 = atoi(pos);
6192 } else
6193 pos2 = NULL;
6194
6195 if (pos2) {
6196 pos = os_strchr(pos2, ' ');
6197 if (pos == NULL)
6198 return -1;
6199 *pos++ = '\0';
6200 dur2 = atoi(pos2);
6201 int2 = atoi(pos);
6202 }
6203
6204 return wpas_p2p_presence_req(wpa_s, dur1, int1, dur2, int2);
6205 }
6206
6207
6208 static int p2p_ctrl_ext_listen(struct wpa_supplicant *wpa_s, char *cmd)
6209 {
6210 char *pos;
6211 unsigned int period = 0, interval = 0;
6212
6213 if (cmd[0]) {
6214 pos = os_strchr(cmd, ' ');
6215 if (pos == NULL)
6216 return -1;
6217 *pos++ = '\0';
6218 period = atoi(cmd);
6219 interval = atoi(pos);
6220 }
6221
6222 return wpas_p2p_ext_listen(wpa_s, period, interval);
6223 }
6224
6225
6226 static int p2p_ctrl_remove_client(struct wpa_supplicant *wpa_s, const char *cmd)
6227 {
6228 const char *pos;
6229 u8 peer[ETH_ALEN];
6230 int iface_addr = 0;
6231
6232 pos = cmd;
6233 if (os_strncmp(pos, "iface=", 6) == 0) {
6234 iface_addr = 1;
6235 pos += 6;
6236 }
6237 if (hwaddr_aton(pos, peer))
6238 return -1;
6239
6240 wpas_p2p_remove_client(wpa_s, peer, iface_addr);
6241 return 0;
6242 }
6243
6244
6245 static int p2p_ctrl_iface_p2p_lo_start(struct wpa_supplicant *wpa_s, char *cmd)
6246 {
6247 int freq = 0, period = 0, interval = 0, count = 0;
6248
6249 if (sscanf(cmd, "%d %d %d %d", &freq, &period, &interval, &count) != 4)
6250 {
6251 wpa_printf(MSG_DEBUG,
6252 "CTRL: Invalid P2P LO Start parameter: '%s'", cmd);
6253 return -1;
6254 }
6255
6256 return wpas_p2p_lo_start(wpa_s, freq, period, interval, count);
6257 }
6258
6259 #endif /* CONFIG_P2P */
6260
6261
6262 static int * freq_range_to_channel_list(struct wpa_supplicant *wpa_s, char *val)
6263 {
6264 struct wpa_freq_range_list ranges;
6265 int *freqs = NULL;
6266 struct hostapd_hw_modes *mode;
6267 u16 i;
6268
6269 if (wpa_s->hw.modes == NULL)
6270 return NULL;
6271
6272 os_memset(&ranges, 0, sizeof(ranges));
6273 if (freq_range_list_parse(&ranges, val) < 0)
6274 return NULL;
6275
6276 for (i = 0; i < wpa_s->hw.num_modes; i++) {
6277 int j;
6278
6279 mode = &wpa_s->hw.modes[i];
6280 for (j = 0; j < mode->num_channels; j++) {
6281 unsigned int freq;
6282
6283 if (mode->channels[j].flag & HOSTAPD_CHAN_DISABLED)
6284 continue;
6285
6286 freq = mode->channels[j].freq;
6287 if (!freq_range_list_includes(&ranges, freq))
6288 continue;
6289
6290 int_array_add_unique(&freqs, freq);
6291 }
6292 }
6293
6294 os_free(ranges.range);
6295 return freqs;
6296 }
6297
6298
6299 #ifdef CONFIG_INTERWORKING
6300
6301 static int ctrl_interworking_select(struct wpa_supplicant *wpa_s, char *param)
6302 {
6303 int auto_sel = 0;
6304 int *freqs = NULL;
6305
6306 if (param) {
6307 char *pos;
6308
6309 auto_sel = os_strstr(param, "auto") != NULL;
6310
6311 pos = os_strstr(param, "freq=");
6312 if (pos) {
6313 freqs = freq_range_to_channel_list(wpa_s, pos + 5);
6314 if (freqs == NULL)
6315 return -1;
6316 }
6317
6318 }
6319
6320 return interworking_select(wpa_s, auto_sel, freqs);
6321 }
6322
6323
6324 static int ctrl_interworking_connect(struct wpa_supplicant *wpa_s, char *dst,
6325 int only_add)
6326 {
6327 u8 bssid[ETH_ALEN];
6328 struct wpa_bss *bss;
6329
6330 if (hwaddr_aton(dst, bssid)) {
6331 wpa_printf(MSG_DEBUG, "Invalid BSSID '%s'", dst);
6332 return -1;
6333 }
6334
6335 bss = wpa_bss_get_bssid(wpa_s, bssid);
6336 if (bss == NULL) {
6337 wpa_printf(MSG_DEBUG, "Could not find BSS " MACSTR,
6338 MAC2STR(bssid));
6339 return -1;
6340 }
6341
6342 if (bss->ssid_len == 0) {
6343 int found = 0;
6344
6345 wpa_printf(MSG_DEBUG, "Selected BSS entry for " MACSTR
6346 " does not have SSID information", MAC2STR(bssid));
6347
6348 dl_list_for_each_reverse(bss, &wpa_s->bss, struct wpa_bss,
6349 list) {
6350 if (os_memcmp(bss->bssid, bssid, ETH_ALEN) == 0 &&
6351 bss->ssid_len > 0) {
6352 found = 1;
6353 break;
6354 }
6355 }
6356
6357 if (!found)
6358 return -1;
6359 wpa_printf(MSG_DEBUG,
6360 "Found another matching BSS entry with SSID");
6361 }
6362
6363 return interworking_connect(wpa_s, bss, only_add);
6364 }
6365
6366
6367 static int get_anqp(struct wpa_supplicant *wpa_s, char *dst)
6368 {
6369 u8 dst_addr[ETH_ALEN];
6370 int used;
6371 char *pos;
6372 #define MAX_ANQP_INFO_ID 100
6373 u16 id[MAX_ANQP_INFO_ID];
6374 size_t num_id = 0;
6375 u32 subtypes = 0;
6376
6377 used = hwaddr_aton2(dst, dst_addr);
6378 if (used < 0)
6379 return -1;
6380 pos = dst + used;
6381 if (*pos == ' ')
6382 pos++;
6383 while (num_id < MAX_ANQP_INFO_ID) {
6384 if (os_strncmp(pos, "hs20:", 5) == 0) {
6385 #ifdef CONFIG_HS20
6386 int num = atoi(pos + 5);
6387 if (num <= 0 || num > 31)
6388 return -1;
6389 subtypes |= BIT(num);
6390 #else /* CONFIG_HS20 */
6391 return -1;
6392 #endif /* CONFIG_HS20 */
6393 } else {
6394 id[num_id] = atoi(pos);
6395 if (id[num_id])
6396 num_id++;
6397 }
6398 pos = os_strchr(pos + 1, ',');
6399 if (pos == NULL)
6400 break;
6401 pos++;
6402 }
6403
6404 if (num_id == 0)
6405 return -1;
6406
6407 return anqp_send_req(wpa_s, dst_addr, id, num_id, subtypes);
6408 }
6409
6410
6411 static int gas_request(struct wpa_supplicant *wpa_s, char *cmd)
6412 {
6413 u8 dst_addr[ETH_ALEN];
6414 struct wpabuf *advproto, *query = NULL;
6415 int used, ret = -1;
6416 char *pos, *end;
6417 size_t len;
6418
6419 used = hwaddr_aton2(cmd, dst_addr);
6420 if (used < 0)
6421 return -1;
6422
6423 pos = cmd + used;
6424 while (*pos == ' ')
6425 pos++;
6426
6427 /* Advertisement Protocol ID */
6428 end = os_strchr(pos, ' ');
6429 if (end)
6430 len = end - pos;
6431 else
6432 len = os_strlen(pos);
6433 if (len & 0x01)
6434 return -1;
6435 len /= 2;
6436 if (len == 0)
6437 return -1;
6438 advproto = wpabuf_alloc(len);
6439 if (advproto == NULL)
6440 return -1;
6441 if (hexstr2bin(pos, wpabuf_put(advproto, len), len) < 0)
6442 goto fail;
6443
6444 if (end) {
6445 /* Optional Query Request */
6446 pos = end + 1;
6447 while (*pos == ' ')
6448 pos++;
6449
6450 len = os_strlen(pos);
6451 if (len) {
6452 if (len & 0x01)
6453 goto fail;
6454 len /= 2;
6455 if (len == 0)
6456 goto fail;
6457 query = wpabuf_alloc(len);
6458 if (query == NULL)
6459 goto fail;
6460 if (hexstr2bin(pos, wpabuf_put(query, len), len) < 0)
6461 goto fail;
6462 }
6463 }
6464
6465 ret = gas_send_request(wpa_s, dst_addr, advproto, query);
6466
6467 fail:
6468 wpabuf_free(advproto);
6469 wpabuf_free(query);
6470
6471 return ret;
6472 }
6473
6474
6475 static int gas_response_get(struct wpa_supplicant *wpa_s, char *cmd, char *buf,
6476 size_t buflen)
6477 {
6478 u8 addr[ETH_ALEN];
6479 int dialog_token;
6480 int used;
6481 char *pos;
6482 size_t resp_len, start, requested_len;
6483 struct wpabuf *resp;
6484 int ret;
6485
6486 used = hwaddr_aton2(cmd, addr);
6487 if (used < 0)
6488 return -1;
6489
6490 pos = cmd + used;
6491 while (*pos == ' ')
6492 pos++;
6493 dialog_token = atoi(pos);
6494
6495 if (wpa_s->last_gas_resp &&
6496 os_memcmp(addr, wpa_s->last_gas_addr, ETH_ALEN) == 0 &&
6497 dialog_token == wpa_s->last_gas_dialog_token)
6498 resp = wpa_s->last_gas_resp;
6499 else if (wpa_s->prev_gas_resp &&
6500 os_memcmp(addr, wpa_s->prev_gas_addr, ETH_ALEN) == 0 &&
6501 dialog_token == wpa_s->prev_gas_dialog_token)
6502 resp = wpa_s->prev_gas_resp;
6503 else
6504 return -1;
6505
6506 resp_len = wpabuf_len(resp);
6507 start = 0;
6508 requested_len = resp_len;
6509
6510 pos = os_strchr(pos, ' ');
6511 if (pos) {
6512 start = atoi(pos);
6513 if (start > resp_len)
6514 return os_snprintf(buf, buflen, "FAIL-Invalid range");
6515 pos = os_strchr(pos, ',');
6516 if (pos == NULL)
6517 return -1;
6518 pos++;
6519 requested_len = atoi(pos);
6520 if (start + requested_len > resp_len)
6521 return os_snprintf(buf, buflen, "FAIL-Invalid range");
6522 }
6523
6524 if (requested_len * 2 + 1 > buflen)
6525 return os_snprintf(buf, buflen, "FAIL-Too long response");
6526
6527 ret = wpa_snprintf_hex(buf, buflen, wpabuf_head_u8(resp) + start,
6528 requested_len);
6529
6530 if (start + requested_len == resp_len) {
6531 /*
6532 * Free memory by dropping the response after it has been
6533 * fetched.
6534 */
6535 if (resp == wpa_s->prev_gas_resp) {
6536 wpabuf_free(wpa_s->prev_gas_resp);
6537 wpa_s->prev_gas_resp = NULL;
6538 } else {
6539 wpabuf_free(wpa_s->last_gas_resp);
6540 wpa_s->last_gas_resp = NULL;
6541 }
6542 }
6543
6544 return ret;
6545 }
6546 #endif /* CONFIG_INTERWORKING */
6547
6548
6549 #ifdef CONFIG_HS20
6550
6551 static int get_hs20_anqp(struct wpa_supplicant *wpa_s, char *dst)
6552 {
6553 u8 dst_addr[ETH_ALEN];
6554 int used;
6555 char *pos;
6556 u32 subtypes = 0;
6557
6558 used = hwaddr_aton2(dst, dst_addr);
6559 if (used < 0)
6560 return -1;
6561 pos = dst + used;
6562 if (*pos == ' ')
6563 pos++;
6564 for (;;) {
6565 int num = atoi(pos);
6566 if (num <= 0 || num > 31)
6567 return -1;
6568 subtypes |= BIT(num);
6569 pos = os_strchr(pos + 1, ',');
6570 if (pos == NULL)
6571 break;
6572 pos++;
6573 }
6574
6575 if (subtypes == 0)
6576 return -1;
6577
6578 return hs20_anqp_send_req(wpa_s, dst_addr, subtypes, NULL, 0, 0);
6579 }
6580
6581
6582 static int hs20_nai_home_realm_list(struct wpa_supplicant *wpa_s,
6583 const u8 *addr, const char *realm)
6584 {
6585 u8 *buf;
6586 size_t rlen, len;
6587 int ret;
6588
6589 rlen = os_strlen(realm);
6590 len = 3 + rlen;
6591 buf = os_malloc(len);
6592 if (buf == NULL)
6593 return -1;
6594 buf[0] = 1; /* NAI Home Realm Count */
6595 buf[1] = 0; /* Formatted in accordance with RFC 4282 */
6596 buf[2] = rlen;
6597 os_memcpy(buf + 3, realm, rlen);
6598
6599 ret = hs20_anqp_send_req(wpa_s, addr,
6600 BIT(HS20_STYPE_NAI_HOME_REALM_QUERY),
6601 buf, len, 0);
6602
6603 os_free(buf);
6604
6605 return ret;
6606 }
6607
6608
6609 static int hs20_get_nai_home_realm_list(struct wpa_supplicant *wpa_s,
6610 char *dst)
6611 {
6612 struct wpa_cred *cred = wpa_s->conf->cred;
6613 u8 dst_addr[ETH_ALEN];
6614 int used;
6615 u8 *buf;
6616 size_t len;
6617 int ret;
6618
6619 used = hwaddr_aton2(dst, dst_addr);
6620 if (used < 0)
6621 return -1;
6622
6623 while (dst[used] == ' ')
6624 used++;
6625 if (os_strncmp(dst + used, "realm=", 6) == 0)
6626 return hs20_nai_home_realm_list(wpa_s, dst_addr,
6627 dst + used + 6);
6628
6629 len = os_strlen(dst + used);
6630
6631 if (len == 0 && cred && cred->realm)
6632 return hs20_nai_home_realm_list(wpa_s, dst_addr, cred->realm);
6633
6634 if (len & 1)
6635 return -1;
6636 len /= 2;
6637 buf = os_malloc(len);
6638 if (buf == NULL)
6639 return -1;
6640 if (hexstr2bin(dst + used, buf, len) < 0) {
6641 os_free(buf);
6642 return -1;
6643 }
6644
6645 ret = hs20_anqp_send_req(wpa_s, dst_addr,
6646 BIT(HS20_STYPE_NAI_HOME_REALM_QUERY),
6647 buf, len, 0);
6648 os_free(buf);
6649
6650 return ret;
6651 }
6652
6653
6654 static int get_hs20_icon(struct wpa_supplicant *wpa_s, char *cmd, char *reply,
6655 int buflen)
6656 {
6657 u8 dst_addr[ETH_ALEN];
6658 int used;
6659 char *ctx = NULL, *icon, *poffset, *psize;
6660
6661 used = hwaddr_aton2(cmd, dst_addr);
6662 if (used < 0)
6663 return -1;
6664 cmd += used;
6665
6666 icon = str_token(cmd, " ", &ctx);
6667 poffset = str_token(cmd, " ", &ctx);
6668 psize = str_token(cmd, " ", &ctx);
6669 if (!icon || !poffset || !psize)
6670 return -1;
6671
6672 wpa_s->fetch_osu_icon_in_progress = 0;
6673 return hs20_get_icon(wpa_s, dst_addr, icon, atoi(poffset), atoi(psize),
6674 reply, buflen);
6675 }
6676
6677
6678 static int del_hs20_icon(struct wpa_supplicant *wpa_s, char *cmd)
6679 {
6680 u8 dst_addr[ETH_ALEN];
6681 int used;
6682 char *icon;
6683
6684 if (!cmd[0])
6685 return hs20_del_icon(wpa_s, NULL, NULL);
6686
6687 used = hwaddr_aton2(cmd, dst_addr);
6688 if (used < 0)
6689 return -1;
6690
6691 while (cmd[used] == ' ')
6692 used++;
6693 icon = cmd[used] ? &cmd[used] : NULL;
6694
6695 return hs20_del_icon(wpa_s, dst_addr, icon);
6696 }
6697
6698
6699 static int hs20_icon_request(struct wpa_supplicant *wpa_s, char *cmd, int inmem)
6700 {
6701 u8 dst_addr[ETH_ALEN];
6702 int used;
6703 char *icon;
6704
6705 used = hwaddr_aton2(cmd, dst_addr);
6706 if (used < 0)
6707 return -1;
6708
6709 while (cmd[used] == ' ')
6710 used++;
6711 icon = &cmd[used];
6712
6713 wpa_s->fetch_osu_icon_in_progress = 0;
6714 return hs20_anqp_send_req(wpa_s, dst_addr, BIT(HS20_STYPE_ICON_REQUEST),
6715 (u8 *) icon, os_strlen(icon), inmem);
6716 }
6717
6718 #endif /* CONFIG_HS20 */
6719
6720
6721 #ifdef CONFIG_AUTOSCAN
6722
6723 static int wpa_supplicant_ctrl_iface_autoscan(struct wpa_supplicant *wpa_s,
6724 char *cmd)
6725 {
6726 enum wpa_states state = wpa_s->wpa_state;
6727 char *new_params = NULL;
6728
6729 if (os_strlen(cmd) > 0) {
6730 new_params = os_strdup(cmd);
6731 if (new_params == NULL)
6732 return -1;
6733 }
6734
6735 os_free(wpa_s->conf->autoscan);
6736 wpa_s->conf->autoscan = new_params;
6737
6738 if (wpa_s->conf->autoscan == NULL)
6739 autoscan_deinit(wpa_s);
6740 else if (state == WPA_DISCONNECTED || state == WPA_INACTIVE)
6741 autoscan_init(wpa_s, 1);
6742 else if (state == WPA_SCANNING)
6743 wpa_supplicant_reinit_autoscan(wpa_s);
6744
6745 return 0;
6746 }
6747
6748 #endif /* CONFIG_AUTOSCAN */
6749
6750
6751 #ifdef CONFIG_WNM
6752
6753 static int wpas_ctrl_iface_wnm_sleep(struct wpa_supplicant *wpa_s, char *cmd)
6754 {
6755 int enter;
6756 int intval = 0;
6757 char *pos;
6758 int ret;
6759 struct wpabuf *tfs_req = NULL;
6760
6761 if (os_strncmp(cmd, "enter", 5) == 0)
6762 enter = 1;
6763 else if (os_strncmp(cmd, "exit", 4) == 0)
6764 enter = 0;
6765 else
6766 return -1;
6767
6768 pos = os_strstr(cmd, " interval=");
6769 if (pos)
6770 intval = atoi(pos + 10);
6771
6772 pos = os_strstr(cmd, " tfs_req=");
6773 if (pos) {
6774 char *end;
6775 size_t len;
6776 pos += 9;
6777 end = os_strchr(pos, ' ');
6778 if (end)
6779 len = end - pos;
6780 else
6781 len = os_strlen(pos);
6782 if (len & 1)
6783 return -1;
6784 len /= 2;
6785 tfs_req = wpabuf_alloc(len);
6786 if (tfs_req == NULL)
6787 return -1;
6788 if (hexstr2bin(pos, wpabuf_put(tfs_req, len), len) < 0) {
6789 wpabuf_free(tfs_req);
6790 return -1;
6791 }
6792 }
6793
6794 ret = ieee802_11_send_wnmsleep_req(wpa_s, enter ? WNM_SLEEP_MODE_ENTER :
6795 WNM_SLEEP_MODE_EXIT, intval,
6796 tfs_req);
6797 wpabuf_free(tfs_req);
6798
6799 return ret;
6800 }
6801
6802
6803 static int wpas_ctrl_iface_wnm_bss_query(struct wpa_supplicant *wpa_s, char *cmd)
6804 {
6805 int query_reason, list = 0;
6806
6807 query_reason = atoi(cmd);
6808
6809 cmd = os_strchr(cmd, ' ');
6810 if (cmd) {
6811 cmd++;
6812 if (os_strncmp(cmd, "list", 4) == 0) {
6813 list = 1;
6814 } else {
6815 wpa_printf(MSG_DEBUG, "WNM Query: Invalid option %s",
6816 cmd);
6817 return -1;
6818 }
6819 }
6820
6821 wpa_printf(MSG_DEBUG,
6822 "CTRL_IFACE: WNM_BSS_QUERY query_reason=%d%s",
6823 query_reason, list ? " candidate list" : "");
6824
6825 return wnm_send_bss_transition_mgmt_query(wpa_s, query_reason, list);
6826 }
6827
6828 #endif /* CONFIG_WNM */
6829
6830
6831 static int wpa_supplicant_signal_poll(struct wpa_supplicant *wpa_s, char *buf,
6832 size_t buflen)
6833 {
6834 struct wpa_signal_info si;
6835 int ret;
6836 char *pos, *end;
6837
6838 ret = wpa_drv_signal_poll(wpa_s, &si);
6839 if (ret)
6840 return -1;
6841
6842 pos = buf;
6843 end = buf + buflen;
6844
6845 ret = os_snprintf(pos, end - pos, "RSSI=%d\nLINKSPEED=%d\n"
6846 "NOISE=%d\nFREQUENCY=%u\n",
6847 si.current_signal, si.current_txrate / 1000,
6848 si.current_noise, si.frequency);
6849 if (os_snprintf_error(end - pos, ret))
6850 return -1;
6851 pos += ret;
6852
6853 if (si.chanwidth != CHAN_WIDTH_UNKNOWN) {
6854 ret = os_snprintf(pos, end - pos, "WIDTH=%s\n",
6855 channel_width_to_string(si.chanwidth));
6856 if (os_snprintf_error(end - pos, ret))
6857 return -1;
6858 pos += ret;
6859 }
6860
6861 if (si.center_frq1 > 0 && si.center_frq2 > 0) {
6862 ret = os_snprintf(pos, end - pos,
6863 "CENTER_FRQ1=%d\nCENTER_FRQ2=%d\n",
6864 si.center_frq1, si.center_frq2);
6865 if (os_snprintf_error(end - pos, ret))
6866 return -1;
6867 pos += ret;
6868 }
6869
6870 if (si.avg_signal) {
6871 ret = os_snprintf(pos, end - pos,
6872 "AVG_RSSI=%d\n", si.avg_signal);
6873 if (os_snprintf_error(end - pos, ret))
6874 return -1;
6875 pos += ret;
6876 }
6877
6878 if (si.avg_beacon_signal) {
6879 ret = os_snprintf(pos, end - pos,
6880 "AVG_BEACON_RSSI=%d\n", si.avg_beacon_signal);
6881 if (os_snprintf_error(end - pos, ret))
6882 return -1;
6883 pos += ret;
6884 }
6885
6886 return pos - buf;
6887 }
6888
6889
6890 static int wpas_ctrl_iface_signal_monitor(struct wpa_supplicant *wpa_s,
6891 const char *cmd)
6892 {
6893 const char *pos;
6894 int threshold = 0;
6895 int hysteresis = 0;
6896
6897 if (wpa_s->bgscan && wpa_s->bgscan_priv) {
6898 wpa_printf(MSG_DEBUG,
6899 "Reject SIGNAL_MONITOR command - bgscan is active");
6900 return -1;
6901 }
6902 pos = os_strstr(cmd, "THRESHOLD=");
6903 if (pos)
6904 threshold = atoi(pos + 10);
6905 pos = os_strstr(cmd, "HYSTERESIS=");
6906 if (pos)
6907 hysteresis = atoi(pos + 11);
6908 return wpa_drv_signal_monitor(wpa_s, threshold, hysteresis);
6909 }
6910
6911
6912 static int wpas_ctrl_iface_get_pref_freq_list(
6913 struct wpa_supplicant *wpa_s, char *cmd, char *buf, size_t buflen)
6914 {
6915 unsigned int freq_list[100], num = 100, i;
6916 int ret;
6917 enum wpa_driver_if_type iface_type;
6918 char *pos, *end;
6919
6920 pos = buf;
6921 end = buf + buflen;
6922
6923 /* buf: "<interface_type>" */
6924 if (os_strcmp(cmd, "STATION") == 0)
6925 iface_type = WPA_IF_STATION;
6926 else if (os_strcmp(cmd, "AP") == 0)
6927 iface_type = WPA_IF_AP_BSS;
6928 else if (os_strcmp(cmd, "P2P_GO") == 0)
6929 iface_type = WPA_IF_P2P_GO;
6930 else if (os_strcmp(cmd, "P2P_CLIENT") == 0)
6931 iface_type = WPA_IF_P2P_CLIENT;
6932 else if (os_strcmp(cmd, "IBSS") == 0)
6933 iface_type = WPA_IF_IBSS;
6934 else if (os_strcmp(cmd, "TDLS") == 0)
6935 iface_type = WPA_IF_TDLS;
6936 else
6937 return -1;
6938
6939 wpa_printf(MSG_DEBUG,
6940 "CTRL_IFACE: GET_PREF_FREQ_LIST iface_type=%d (%s)",
6941 iface_type, buf);
6942
6943 ret = wpa_drv_get_pref_freq_list(wpa_s, iface_type, &num, freq_list);
6944 if (ret)
6945 return -1;
6946
6947 for (i = 0; i < num; i++) {
6948 ret = os_snprintf(pos, end - pos, "%s%u",
6949 i > 0 ? "," : "", freq_list[i]);
6950 if (os_snprintf_error(end - pos, ret))
6951 return -1;
6952 pos += ret;
6953 }
6954
6955 return pos - buf;
6956 }
6957
6958
6959 static int wpas_ctrl_iface_driver_flags(struct wpa_supplicant *wpa_s,
6960 char *buf, size_t buflen)
6961 {
6962 int ret, i;
6963 char *pos, *end;
6964
6965 ret = os_snprintf(buf, buflen, "%016llX:\n",
6966 (long long unsigned) wpa_s->drv_flags);
6967 if (os_snprintf_error(buflen, ret))
6968 return -1;
6969
6970 pos = buf + ret;
6971 end = buf + buflen;
6972
6973 for (i = 0; i < 64; i++) {
6974 if (wpa_s->drv_flags & (1LLU << i)) {
6975 ret = os_snprintf(pos, end - pos, "%s\n",
6976 driver_flag_to_string(1LLU << i));
6977 if (os_snprintf_error(end - pos, ret))
6978 return -1;
6979 pos += ret;
6980 }
6981 }
6982
6983 return pos - buf;
6984 }
6985
6986
6987 static int wpa_supplicant_pktcnt_poll(struct wpa_supplicant *wpa_s, char *buf,
6988 size_t buflen)
6989 {
6990 struct hostap_sta_driver_data sta;
6991 int ret;
6992
6993 ret = wpa_drv_pktcnt_poll(wpa_s, &sta);
6994 if (ret)
6995 return -1;
6996
6997 ret = os_snprintf(buf, buflen, "TXGOOD=%lu\nTXBAD=%lu\nRXGOOD=%lu\n",
6998 sta.tx_packets, sta.tx_retry_failed, sta.rx_packets);
6999 if (os_snprintf_error(buflen, ret))
7000 return -1;
7001 return ret;
7002 }
7003
7004
7005 #ifdef ANDROID
7006 static int wpa_supplicant_driver_cmd(struct wpa_supplicant *wpa_s, char *cmd,
7007 char *buf, size_t buflen)
7008 {
7009 int ret;
7010
7011 ret = wpa_drv_driver_cmd(wpa_s, cmd, buf, buflen);
7012 if (ret == 0) {
7013 if (os_strncasecmp(cmd, "COUNTRY", 7) == 0) {
7014 struct p2p_data *p2p = wpa_s->global->p2p;
7015 if (p2p) {
7016 char country[3];
7017 country[0] = cmd[8];
7018 country[1] = cmd[9];
7019 country[2] = 0x04;
7020 p2p_set_country(p2p, country);
7021 }
7022 }
7023 ret = os_snprintf(buf, buflen, "%s\n", "OK");
7024 if (os_snprintf_error(buflen, ret))
7025 ret = -1;
7026 }
7027 return ret;
7028 }
7029 #endif /* ANDROID */
7030
7031
7032 static int wpa_supplicant_vendor_cmd(struct wpa_supplicant *wpa_s, char *cmd,
7033 char *buf, size_t buflen)
7034 {
7035 int ret;
7036 char *pos;
7037 u8 *data = NULL;
7038 unsigned int vendor_id, subcmd;
7039 struct wpabuf *reply;
7040 size_t data_len = 0;
7041
7042 /* cmd: <vendor id> <subcommand id> [<hex formatted data>] */
7043 vendor_id = strtoul(cmd, &pos, 16);
7044 if (!isblank((unsigned char) *pos))
7045 return -EINVAL;
7046
7047 subcmd = strtoul(pos, &pos, 10);
7048
7049 if (*pos != '\0') {
7050 if (!isblank((unsigned char) *pos++))
7051 return -EINVAL;
7052 data_len = os_strlen(pos);
7053 }
7054
7055 if (data_len) {
7056 data_len /= 2;
7057 data = os_malloc(data_len);
7058 if (!data)
7059 return -1;
7060
7061 if (hexstr2bin(pos, data, data_len)) {
7062 wpa_printf(MSG_DEBUG,
7063 "Vendor command: wrong parameter format");
7064 os_free(data);
7065 return -EINVAL;
7066 }
7067 }
7068
7069 reply = wpabuf_alloc((buflen - 1) / 2);
7070 if (!reply) {
7071 os_free(data);
7072 return -1;
7073 }
7074
7075 ret = wpa_drv_vendor_cmd(wpa_s, vendor_id, subcmd, data, data_len,
7076 reply);
7077
7078 if (ret == 0)
7079 ret = wpa_snprintf_hex(buf, buflen, wpabuf_head_u8(reply),
7080 wpabuf_len(reply));
7081
7082 wpabuf_free(reply);
7083 os_free(data);
7084
7085 return ret;
7086 }
7087
7088
7089 static void wpa_supplicant_ctrl_iface_flush(struct wpa_supplicant *wpa_s)
7090 {
7091 #ifdef CONFIG_P2P
7092 struct wpa_supplicant *p2p_wpa_s = wpa_s->global->p2p_init_wpa_s ?
7093 wpa_s->global->p2p_init_wpa_s : wpa_s;
7094 #endif /* CONFIG_P2P */
7095
7096 wpa_dbg(wpa_s, MSG_DEBUG, "Flush all wpa_supplicant state");
7097
7098 wpas_abort_ongoing_scan(wpa_s);
7099
7100 if (wpa_s->wpa_state >= WPA_AUTHENTICATING) {
7101 /*
7102 * Avoid possible auto connect re-connection on getting
7103 * disconnected due to state flush.
7104 */
7105 wpa_supplicant_set_state(wpa_s, WPA_DISCONNECTED);
7106 }
7107
7108 #ifdef CONFIG_P2P
7109 wpas_p2p_group_remove(p2p_wpa_s, "*");
7110 wpas_p2p_cancel(p2p_wpa_s);
7111 p2p_ctrl_flush(p2p_wpa_s);
7112 wpas_p2p_service_flush(p2p_wpa_s);
7113 p2p_wpa_s->global->p2p_disabled = 0;
7114 p2p_wpa_s->global->p2p_per_sta_psk = 0;
7115 p2p_wpa_s->conf->num_sec_device_types = 0;
7116 p2p_wpa_s->p2p_disable_ip_addr_req = 0;
7117 os_free(p2p_wpa_s->global->p2p_go_avoid_freq.range);
7118 p2p_wpa_s->global->p2p_go_avoid_freq.range = NULL;
7119 p2p_wpa_s->global->p2p_go_avoid_freq.num = 0;
7120 p2p_wpa_s->global->pending_p2ps_group = 0;
7121 p2p_wpa_s->global->pending_p2ps_group_freq = 0;
7122 #endif /* CONFIG_P2P */
7123
7124 #ifdef CONFIG_WPS_TESTING
7125 wps_version_number = 0x20;
7126 wps_testing_dummy_cred = 0;
7127 wps_corrupt_pkhash = 0;
7128 wps_force_auth_types_in_use = 0;
7129 wps_force_encr_types_in_use = 0;
7130 #endif /* CONFIG_WPS_TESTING */
7131 #ifdef CONFIG_WPS
7132 wpa_s->wps_fragment_size = 0;
7133 wpas_wps_cancel(wpa_s);
7134 wps_registrar_flush(wpa_s->wps->registrar);
7135 #endif /* CONFIG_WPS */
7136 wpa_s->after_wps = 0;
7137 wpa_s->known_wps_freq = 0;
7138
7139 #ifdef CONFIG_TDLS
7140 #ifdef CONFIG_TDLS_TESTING
7141 tdls_testing = 0;
7142 #endif /* CONFIG_TDLS_TESTING */
7143 wpa_drv_tdls_oper(wpa_s, TDLS_ENABLE, NULL);
7144 wpa_tdls_enable(wpa_s->wpa, 1);
7145 #endif /* CONFIG_TDLS */
7146
7147 eloop_cancel_timeout(wpa_supplicant_stop_countermeasures, wpa_s, NULL);
7148 wpa_supplicant_stop_countermeasures(wpa_s, NULL);
7149
7150 wpa_s->no_keep_alive = 0;
7151 wpa_s->own_disconnect_req = 0;
7152
7153 os_free(wpa_s->disallow_aps_bssid);
7154 wpa_s->disallow_aps_bssid = NULL;
7155 wpa_s->disallow_aps_bssid_count = 0;
7156 os_free(wpa_s->disallow_aps_ssid);
7157 wpa_s->disallow_aps_ssid = NULL;
7158 wpa_s->disallow_aps_ssid_count = 0;
7159
7160 wpa_s->set_sta_uapsd = 0;
7161 wpa_s->sta_uapsd = 0;
7162
7163 wpa_drv_radio_disable(wpa_s, 0);
7164 wpa_blacklist_clear(wpa_s);
7165 wpa_s->extra_blacklist_count = 0;
7166 wpa_supplicant_ctrl_iface_remove_network(wpa_s, "all");
7167 wpa_supplicant_ctrl_iface_remove_cred(wpa_s, "all");
7168 wpa_config_flush_blobs(wpa_s->conf);
7169 wpa_s->conf->auto_interworking = 0;
7170 wpa_s->conf->okc = 0;
7171
7172 wpa_sm_pmksa_cache_flush(wpa_s->wpa, NULL);
7173 rsn_preauth_deinit(wpa_s->wpa);
7174
7175 wpa_sm_set_param(wpa_s->wpa, RSNA_PMK_LIFETIME, 43200);
7176 wpa_sm_set_param(wpa_s->wpa, RSNA_PMK_REAUTH_THRESHOLD, 70);
7177 wpa_sm_set_param(wpa_s->wpa, RSNA_SA_TIMEOUT, 60);
7178 eapol_sm_notify_logoff(wpa_s->eapol, FALSE);
7179
7180 radio_remove_works(wpa_s, NULL, 1);
7181 wpa_s->ext_work_in_progress = 0;
7182
7183 wpa_s->next_ssid = NULL;
7184
7185 #ifdef CONFIG_INTERWORKING
7186 #ifdef CONFIG_HS20
7187 hs20_cancel_fetch_osu(wpa_s);
7188 hs20_del_icon(wpa_s, NULL, NULL);
7189 #endif /* CONFIG_HS20 */
7190 #endif /* CONFIG_INTERWORKING */
7191
7192 wpa_s->ext_mgmt_frame_handling = 0;
7193 wpa_s->ext_eapol_frame_io = 0;
7194 #ifdef CONFIG_TESTING_OPTIONS
7195 wpa_s->extra_roc_dur = 0;
7196 wpa_s->test_failure = WPAS_TEST_FAILURE_NONE;
7197 wpa_s->p2p_go_csa_on_inv = 0;
7198 wpa_sm_set_test_assoc_ie(wpa_s->wpa, NULL);
7199 #endif /* CONFIG_TESTING_OPTIONS */
7200
7201 wpa_s->disconnected = 0;
7202 os_free(wpa_s->next_scan_freqs);
7203 wpa_s->next_scan_freqs = NULL;
7204
7205 wpa_bss_flush(wpa_s);
7206 if (!dl_list_empty(&wpa_s->bss)) {
7207 wpa_printf(MSG_DEBUG,
7208 "BSS table not empty after flush: %u entries, current_bss=%p bssid="
7209 MACSTR " pending_bssid=" MACSTR,
7210 dl_list_len(&wpa_s->bss), wpa_s->current_bss,
7211 MAC2STR(wpa_s->bssid),
7212 MAC2STR(wpa_s->pending_bssid));
7213 }
7214
7215 eloop_cancel_timeout(wpas_network_reenabled, wpa_s, NULL);
7216 wpa_s->wnmsleep_used = 0;
7217
7218 #ifdef CONFIG_SME
7219 wpa_s->sme.last_unprot_disconnect.sec = 0;
7220 #endif /* CONFIG_SME */
7221 }
7222
7223
7224 static int wpas_ctrl_radio_work_show(struct wpa_supplicant *wpa_s,
7225 char *buf, size_t buflen)
7226 {
7227 struct wpa_radio_work *work;
7228 char *pos, *end;
7229 struct os_reltime now, diff;
7230
7231 pos = buf;
7232 end = buf + buflen;
7233
7234 os_get_reltime(&now);
7235
7236 dl_list_for_each(work, &wpa_s->radio->work, struct wpa_radio_work, list)
7237 {
7238 int ret;
7239
7240 os_reltime_sub(&now, &work->time, &diff);
7241 ret = os_snprintf(pos, end - pos, "%s@%s:%u:%u:%ld.%06ld\n",
7242 work->type, work->wpa_s->ifname, work->freq,
7243 work->started, diff.sec, diff.usec);
7244 if (os_snprintf_error(end - pos, ret))
7245 break;
7246 pos += ret;
7247 }
7248
7249 return pos - buf;
7250 }
7251
7252
7253 static void wpas_ctrl_radio_work_timeout(void *eloop_ctx, void *timeout_ctx)
7254 {
7255 struct wpa_radio_work *work = eloop_ctx;
7256 struct wpa_external_work *ework = work->ctx;
7257
7258 wpa_dbg(work->wpa_s, MSG_DEBUG,
7259 "Timing out external radio work %u (%s)",
7260 ework->id, work->type);
7261 wpa_msg(work->wpa_s, MSG_INFO, EXT_RADIO_WORK_TIMEOUT "%u", ework->id);
7262 work->wpa_s->ext_work_in_progress = 0;
7263 radio_work_done(work);
7264 os_free(ework);
7265 }
7266
7267
7268 static void wpas_ctrl_radio_work_cb(struct wpa_radio_work *work, int deinit)
7269 {
7270 struct wpa_external_work *ework = work->ctx;
7271
7272 if (deinit) {
7273 if (work->started)
7274 eloop_cancel_timeout(wpas_ctrl_radio_work_timeout,
7275 work, NULL);
7276
7277 /*
7278 * work->type points to a buffer in ework, so need to replace
7279 * that here with a fixed string to avoid use of freed memory
7280 * in debug prints.
7281 */
7282 work->type = "freed-ext-work";
7283 work->ctx = NULL;
7284 os_free(ework);
7285 return;
7286 }
7287
7288 wpa_dbg(work->wpa_s, MSG_DEBUG, "Starting external radio work %u (%s)",
7289 ework->id, ework->type);
7290 wpa_msg(work->wpa_s, MSG_INFO, EXT_RADIO_WORK_START "%u", ework->id);
7291 work->wpa_s->ext_work_in_progress = 1;
7292 if (!ework->timeout)
7293 ework->timeout = 10;
7294 eloop_register_timeout(ework->timeout, 0, wpas_ctrl_radio_work_timeout,
7295 work, NULL);
7296 }
7297
7298
7299 static int wpas_ctrl_radio_work_add(struct wpa_supplicant *wpa_s, char *cmd,
7300 char *buf, size_t buflen)
7301 {
7302 struct wpa_external_work *ework;
7303 char *pos, *pos2;
7304 size_t type_len;
7305 int ret;
7306 unsigned int freq = 0;
7307
7308 /* format: <name> [freq=<MHz>] [timeout=<seconds>] */
7309
7310 ework = os_zalloc(sizeof(*ework));
7311 if (ework == NULL)
7312 return -1;
7313
7314 pos = os_strchr(cmd, ' ');
7315 if (pos) {
7316 type_len = pos - cmd;
7317 pos++;
7318
7319 pos2 = os_strstr(pos, "freq=");
7320 if (pos2)
7321 freq = atoi(pos2 + 5);
7322
7323 pos2 = os_strstr(pos, "timeout=");
7324 if (pos2)
7325 ework->timeout = atoi(pos2 + 8);
7326 } else {
7327 type_len = os_strlen(cmd);
7328 }
7329 if (4 + type_len >= sizeof(ework->type))
7330 type_len = sizeof(ework->type) - 4 - 1;
7331 os_strlcpy(ework->type, "ext:", sizeof(ework->type));
7332 os_memcpy(ework->type + 4, cmd, type_len);
7333 ework->type[4 + type_len] = '\0';
7334
7335 wpa_s->ext_work_id++;
7336 if (wpa_s->ext_work_id == 0)
7337 wpa_s->ext_work_id++;
7338 ework->id = wpa_s->ext_work_id;
7339
7340 if (radio_add_work(wpa_s, freq, ework->type, 0, wpas_ctrl_radio_work_cb,
7341 ework) < 0) {
7342 os_free(ework);
7343 return -1;
7344 }
7345
7346 ret = os_snprintf(buf, buflen, "%u", ework->id);
7347 if (os_snprintf_error(buflen, ret))
7348 return -1;
7349 return ret;
7350 }
7351
7352
7353 static int wpas_ctrl_radio_work_done(struct wpa_supplicant *wpa_s, char *cmd)
7354 {
7355 struct wpa_radio_work *work;
7356 unsigned int id = atoi(cmd);
7357
7358 dl_list_for_each(work, &wpa_s->radio->work, struct wpa_radio_work, list)
7359 {
7360 struct wpa_external_work *ework;
7361
7362 if (os_strncmp(work->type, "ext:", 4) != 0)
7363 continue;
7364 ework = work->ctx;
7365 if (id && ework->id != id)
7366 continue;
7367 wpa_dbg(wpa_s, MSG_DEBUG,
7368 "Completed external radio work %u (%s)",
7369 ework->id, ework->type);
7370 eloop_cancel_timeout(wpas_ctrl_radio_work_timeout, work, NULL);
7371 wpa_s->ext_work_in_progress = 0;
7372 radio_work_done(work);
7373 os_free(ework);
7374 return 3; /* "OK\n" */
7375 }
7376
7377 return -1;
7378 }
7379
7380
7381 static int wpas_ctrl_radio_work(struct wpa_supplicant *wpa_s, char *cmd,
7382 char *buf, size_t buflen)
7383 {
7384 if (os_strcmp(cmd, "show") == 0)
7385 return wpas_ctrl_radio_work_show(wpa_s, buf, buflen);
7386 if (os_strncmp(cmd, "add ", 4) == 0)
7387 return wpas_ctrl_radio_work_add(wpa_s, cmd + 4, buf, buflen);
7388 if (os_strncmp(cmd, "done ", 5) == 0)
7389 return wpas_ctrl_radio_work_done(wpa_s, cmd + 4);
7390 return -1;
7391 }
7392
7393
7394 void wpas_ctrl_radio_work_flush(struct wpa_supplicant *wpa_s)
7395 {
7396 struct wpa_radio_work *work, *tmp;
7397
7398 if (!wpa_s || !wpa_s->radio)
7399 return;
7400
7401 dl_list_for_each_safe(work, tmp, &wpa_s->radio->work,
7402 struct wpa_radio_work, list) {
7403 struct wpa_external_work *ework;
7404
7405 if (os_strncmp(work->type, "ext:", 4) != 0)
7406 continue;
7407 ework = work->ctx;
7408 wpa_dbg(wpa_s, MSG_DEBUG,
7409 "Flushing%s external radio work %u (%s)",
7410 work->started ? " started" : "", ework->id,
7411 ework->type);
7412 if (work->started)
7413 eloop_cancel_timeout(wpas_ctrl_radio_work_timeout,
7414 work, NULL);
7415 radio_work_done(work);
7416 os_free(ework);
7417 }
7418 }
7419
7420
7421 static void wpas_ctrl_eapol_response(void *eloop_ctx, void *timeout_ctx)
7422 {
7423 struct wpa_supplicant *wpa_s = eloop_ctx;
7424 eapol_sm_notify_ctrl_response(wpa_s->eapol);
7425 }
7426
7427
7428 static int scan_id_list_parse(struct wpa_supplicant *wpa_s, const char *value,
7429 unsigned int *scan_id_count, int scan_id[])
7430 {
7431 const char *pos = value;
7432
7433 while (pos) {
7434 if (*pos == ' ' || *pos == '\0')
7435 break;
7436 if (*scan_id_count == MAX_SCAN_ID)
7437 return -1;
7438 scan_id[(*scan_id_count)++] = atoi(pos);
7439 pos = os_strchr(pos, ',');
7440 if (pos)
7441 pos++;
7442 }
7443
7444 return 0;
7445 }
7446
7447
7448 static void wpas_ctrl_scan(struct wpa_supplicant *wpa_s, char *params,
7449 char *reply, int reply_size, int *reply_len)
7450 {
7451 char *pos;
7452 unsigned int manual_scan_passive = 0;
7453 unsigned int manual_scan_use_id = 0;
7454 unsigned int manual_scan_only_new = 0;
7455 unsigned int scan_only = 0;
7456 unsigned int scan_id_count = 0;
7457 int scan_id[MAX_SCAN_ID];
7458 void (*scan_res_handler)(struct wpa_supplicant *wpa_s,
7459 struct wpa_scan_results *scan_res);
7460 int *manual_scan_freqs = NULL;
7461 struct wpa_ssid_value *ssid = NULL, *ns;
7462 unsigned int ssid_count = 0;
7463
7464 if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED) {
7465 *reply_len = -1;
7466 return;
7467 }
7468
7469 if (radio_work_pending(wpa_s, "scan")) {
7470 wpa_printf(MSG_DEBUG,
7471 "Pending scan scheduled - reject new request");
7472 *reply_len = os_snprintf(reply, reply_size, "FAIL-BUSY\n");
7473 return;
7474 }
7475
7476 #ifdef CONFIG_INTERWORKING
7477 if (wpa_s->fetch_anqp_in_progress || wpa_s->network_select) {
7478 wpa_printf(MSG_DEBUG,
7479 "Interworking select in progress - reject new scan");
7480 *reply_len = os_snprintf(reply, reply_size, "FAIL-BUSY\n");
7481 return;
7482 }
7483 #endif /* CONFIG_INTERWORKING */
7484
7485 if (params) {
7486 if (os_strncasecmp(params, "TYPE=ONLY", 9) == 0)
7487 scan_only = 1;
7488
7489 pos = os_strstr(params, "freq=");
7490 if (pos) {
7491 manual_scan_freqs = freq_range_to_channel_list(wpa_s,
7492 pos + 5);
7493 if (manual_scan_freqs == NULL) {
7494 *reply_len = -1;
7495 goto done;
7496 }
7497 }
7498
7499 pos = os_strstr(params, "passive=");
7500 if (pos)
7501 manual_scan_passive = !!atoi(pos + 8);
7502
7503 pos = os_strstr(params, "use_id=");
7504 if (pos)
7505 manual_scan_use_id = atoi(pos + 7);
7506
7507 pos = os_strstr(params, "only_new=1");
7508 if (pos)
7509 manual_scan_only_new = 1;
7510
7511 pos = os_strstr(params, "scan_id=");
7512 if (pos && scan_id_list_parse(wpa_s, pos + 8, &scan_id_count,
7513 scan_id) < 0) {
7514 *reply_len = -1;
7515 goto done;
7516 }
7517
7518 pos = params;
7519 while (pos && *pos != '\0') {
7520 if (os_strncmp(pos, "ssid ", 5) == 0) {
7521 char *end;
7522
7523 pos += 5;
7524 end = pos;
7525 while (*end) {
7526 if (*end == '\0' || *end == ' ')
7527 break;
7528 end++;
7529 }
7530
7531 ns = os_realloc_array(
7532 ssid, ssid_count + 1,
7533 sizeof(struct wpa_ssid_value));
7534 if (ns == NULL) {
7535 *reply_len = -1;
7536 goto done;
7537 }
7538 ssid = ns;
7539
7540 if ((end - pos) & 0x01 ||
7541 end - pos > 2 * SSID_MAX_LEN ||
7542 hexstr2bin(pos, ssid[ssid_count].ssid,
7543 (end - pos) / 2) < 0) {
7544 wpa_printf(MSG_DEBUG,
7545 "Invalid SSID value '%s'",
7546 pos);
7547 *reply_len = -1;
7548 goto done;
7549 }
7550 ssid[ssid_count].ssid_len = (end - pos) / 2;
7551 wpa_hexdump_ascii(MSG_DEBUG, "scan SSID",
7552 ssid[ssid_count].ssid,
7553 ssid[ssid_count].ssid_len);
7554 ssid_count++;
7555 pos = end;
7556 }
7557
7558 pos = os_strchr(pos, ' ');
7559 if (pos)
7560 pos++;
7561 }
7562 }
7563
7564 wpa_s->num_ssids_from_scan_req = ssid_count;
7565 os_free(wpa_s->ssids_from_scan_req);
7566 if (ssid_count) {
7567 wpa_s->ssids_from_scan_req = ssid;
7568 ssid = NULL;
7569 } else {
7570 wpa_s->ssids_from_scan_req = NULL;
7571 }
7572
7573 if (scan_only)
7574 scan_res_handler = scan_only_handler;
7575 else if (wpa_s->scan_res_handler == scan_only_handler)
7576 scan_res_handler = NULL;
7577 else
7578 scan_res_handler = wpa_s->scan_res_handler;
7579
7580 if (!wpa_s->sched_scanning && !wpa_s->scanning &&
7581 ((wpa_s->wpa_state <= WPA_SCANNING) ||
7582 (wpa_s->wpa_state == WPA_COMPLETED))) {
7583 wpa_s->manual_scan_passive = manual_scan_passive;
7584 wpa_s->manual_scan_use_id = manual_scan_use_id;
7585 wpa_s->manual_scan_only_new = manual_scan_only_new;
7586 wpa_s->scan_id_count = scan_id_count;
7587 os_memcpy(wpa_s->scan_id, scan_id, scan_id_count * sizeof(int));
7588 wpa_s->scan_res_handler = scan_res_handler;
7589 os_free(wpa_s->manual_scan_freqs);
7590 wpa_s->manual_scan_freqs = manual_scan_freqs;
7591 manual_scan_freqs = NULL;
7592
7593 wpa_s->normal_scans = 0;
7594 wpa_s->scan_req = MANUAL_SCAN_REQ;
7595 wpa_s->after_wps = 0;
7596 wpa_s->known_wps_freq = 0;
7597 wpa_supplicant_req_scan(wpa_s, 0, 0);
7598 if (wpa_s->manual_scan_use_id) {
7599 wpa_s->manual_scan_id++;
7600 wpa_dbg(wpa_s, MSG_DEBUG, "Assigned scan id %u",
7601 wpa_s->manual_scan_id);
7602 *reply_len = os_snprintf(reply, reply_size, "%u\n",
7603 wpa_s->manual_scan_id);
7604 }
7605 } else if (wpa_s->sched_scanning) {
7606 wpa_s->manual_scan_passive = manual_scan_passive;
7607 wpa_s->manual_scan_use_id = manual_scan_use_id;
7608 wpa_s->manual_scan_only_new = manual_scan_only_new;
7609 wpa_s->scan_id_count = scan_id_count;
7610 os_memcpy(wpa_s->scan_id, scan_id, scan_id_count * sizeof(int));
7611 wpa_s->scan_res_handler = scan_res_handler;
7612 os_free(wpa_s->manual_scan_freqs);
7613 wpa_s->manual_scan_freqs = manual_scan_freqs;
7614 manual_scan_freqs = NULL;
7615
7616 wpa_printf(MSG_DEBUG, "Stop ongoing sched_scan to allow requested full scan to proceed");
7617 wpa_supplicant_cancel_sched_scan(wpa_s);
7618 wpa_s->scan_req = MANUAL_SCAN_REQ;
7619 wpa_supplicant_req_scan(wpa_s, 0, 0);
7620 if (wpa_s->manual_scan_use_id) {
7621 wpa_s->manual_scan_id++;
7622 *reply_len = os_snprintf(reply, reply_size, "%u\n",
7623 wpa_s->manual_scan_id);
7624 wpa_dbg(wpa_s, MSG_DEBUG, "Assigned scan id %u",
7625 wpa_s->manual_scan_id);
7626 }
7627 } else {
7628 wpa_printf(MSG_DEBUG, "Ongoing scan action - reject new request");
7629 *reply_len = os_snprintf(reply, reply_size, "FAIL-BUSY\n");
7630 }
7631
7632 done:
7633 os_free(manual_scan_freqs);
7634 os_free(ssid);
7635 }
7636
7637
7638 #ifdef CONFIG_TESTING_OPTIONS
7639
7640 static void wpas_ctrl_iface_mgmt_tx_cb(struct wpa_supplicant *wpa_s,
7641 unsigned int freq, const u8 *dst,
7642 const u8 *src, const u8 *bssid,
7643 const u8 *data, size_t data_len,
7644 enum offchannel_send_action_result
7645 result)
7646 {
7647 wpa_msg(wpa_s, MSG_INFO, "MGMT-TX-STATUS freq=%u dst=" MACSTR
7648 " src=" MACSTR " bssid=" MACSTR " result=%s",
7649 freq, MAC2STR(dst), MAC2STR(src), MAC2STR(bssid),
7650 result == OFFCHANNEL_SEND_ACTION_SUCCESS ?
7651 "SUCCESS" : (result == OFFCHANNEL_SEND_ACTION_NO_ACK ?
7652 "NO_ACK" : "FAILED"));
7653 }
7654
7655
7656 static int wpas_ctrl_iface_mgmt_tx(struct wpa_supplicant *wpa_s, char *cmd)
7657 {
7658 char *pos, *param;
7659 size_t len;
7660 u8 *buf, da[ETH_ALEN], bssid[ETH_ALEN];
7661 int res, used;
7662 int freq = 0, no_cck = 0, wait_time = 0;
7663
7664 /* <DA> <BSSID> [freq=<MHz>] [wait_time=<ms>] [no_cck=1]
7665 * <action=Action frame payload> */
7666
7667 wpa_printf(MSG_DEBUG, "External MGMT TX: %s", cmd);
7668
7669 pos = cmd;
7670 used = hwaddr_aton2(pos, da);
7671 if (used < 0)
7672 return -1;
7673 pos += used;
7674 while (*pos == ' ')
7675 pos++;
7676 used = hwaddr_aton2(pos, bssid);
7677 if (used < 0)
7678 return -1;
7679 pos += used;
7680
7681 param = os_strstr(pos, " freq=");
7682 if (param) {
7683 param += 6;
7684 freq = atoi(param);
7685 }
7686
7687 param = os_strstr(pos, " no_cck=");
7688 if (param) {
7689 param += 8;
7690 no_cck = atoi(param);
7691 }
7692
7693 param = os_strstr(pos, " wait_time=");
7694 if (param) {
7695 param += 11;
7696 wait_time = atoi(param);
7697 }
7698
7699 param = os_strstr(pos, " action=");
7700 if (param == NULL)
7701 return -1;
7702 param += 8;
7703
7704 len = os_strlen(param);
7705 if (len & 1)
7706 return -1;
7707 len /= 2;
7708
7709 buf = os_malloc(len);
7710 if (buf == NULL)
7711 return -1;
7712
7713 if (hexstr2bin(param, buf, len) < 0) {
7714 os_free(buf);
7715 return -1;
7716 }
7717
7718 res = offchannel_send_action(wpa_s, freq, da, wpa_s->own_addr, bssid,
7719 buf, len, wait_time,
7720 wpas_ctrl_iface_mgmt_tx_cb, no_cck);
7721 os_free(buf);
7722 return res;
7723 }
7724
7725
7726 static void wpas_ctrl_iface_mgmt_tx_done(struct wpa_supplicant *wpa_s)
7727 {
7728 wpa_printf(MSG_DEBUG, "External MGMT TX - done waiting");
7729 offchannel_send_action_done(wpa_s);
7730 }
7731
7732
7733 static int wpas_ctrl_iface_mgmt_rx_process(struct wpa_supplicant *wpa_s,
7734 char *cmd)
7735 {
7736 char *pos, *param;
7737 size_t len;
7738 u8 *buf;
7739 int freq = 0, datarate = 0, ssi_signal = 0;
7740 union wpa_event_data event;
7741
7742 if (!wpa_s->ext_mgmt_frame_handling)
7743 return -1;
7744
7745 /* freq=<MHz> datarate=<val> ssi_signal=<val> frame=<frame hexdump> */
7746
7747 wpa_printf(MSG_DEBUG, "External MGMT RX process: %s", cmd);
7748
7749 pos = cmd;
7750 param = os_strstr(pos, "freq=");
7751 if (param) {
7752 param += 5;
7753 freq = atoi(param);
7754 }
7755
7756 param = os_strstr(pos, " datarate=");
7757 if (param) {
7758 param += 10;
7759 datarate = atoi(param);
7760 }
7761
7762 param = os_strstr(pos, " ssi_signal=");
7763 if (param) {
7764 param += 12;
7765 ssi_signal = atoi(param);
7766 }
7767
7768 param = os_strstr(pos, " frame=");
7769 if (param == NULL)
7770 return -1;
7771 param += 7;
7772
7773 len = os_strlen(param);
7774 if (len & 1)
7775 return -1;
7776 len /= 2;
7777
7778 buf = os_malloc(len);
7779 if (buf == NULL)
7780 return -1;
7781
7782 if (hexstr2bin(param, buf, len) < 0) {
7783 os_free(buf);
7784 return -1;
7785 }
7786
7787 os_memset(&event, 0, sizeof(event));
7788 event.rx_mgmt.freq = freq;
7789 event.rx_mgmt.frame = buf;
7790 event.rx_mgmt.frame_len = len;
7791 event.rx_mgmt.ssi_signal = ssi_signal;
7792 event.rx_mgmt.datarate = datarate;
7793 wpa_s->ext_mgmt_frame_handling = 0;
7794 wpa_supplicant_event(wpa_s, EVENT_RX_MGMT, &event);
7795 wpa_s->ext_mgmt_frame_handling = 1;
7796
7797 os_free(buf);
7798
7799 return 0;
7800 }
7801
7802
7803 static int wpas_ctrl_iface_driver_event(struct wpa_supplicant *wpa_s, char *cmd)
7804 {
7805 char *pos, *param;
7806 union wpa_event_data event;
7807 enum wpa_event_type ev;
7808
7809 /* <event name> [parameters..] */
7810
7811 wpa_dbg(wpa_s, MSG_DEBUG, "Testing - external driver event: %s", cmd);
7812
7813 pos = cmd;
7814 param = os_strchr(pos, ' ');
7815 if (param)
7816 *param++ = '\0';
7817
7818 os_memset(&event, 0, sizeof(event));
7819
7820 if (os_strcmp(cmd, "INTERFACE_ENABLED") == 0) {
7821 ev = EVENT_INTERFACE_ENABLED;
7822 } else if (os_strcmp(cmd, "INTERFACE_DISABLED") == 0) {
7823 ev = EVENT_INTERFACE_DISABLED;
7824 } else if (os_strcmp(cmd, "AVOID_FREQUENCIES") == 0) {
7825 ev = EVENT_AVOID_FREQUENCIES;
7826 if (param == NULL)
7827 param = "";
7828 if (freq_range_list_parse(&event.freq_range, param) < 0)
7829 return -1;
7830 wpa_supplicant_event(wpa_s, ev, &event);
7831 os_free(event.freq_range.range);
7832 return 0;
7833 } else {
7834 wpa_dbg(wpa_s, MSG_DEBUG, "Testing - unknown driver event: %s",
7835 cmd);
7836 return -1;
7837 }
7838
7839 wpa_supplicant_event(wpa_s, ev, &event);
7840
7841 return 0;
7842 }
7843
7844
7845 static int wpas_ctrl_iface_eapol_rx(struct wpa_supplicant *wpa_s, char *cmd)
7846 {
7847 char *pos;
7848 u8 src[ETH_ALEN], *buf;
7849 int used;
7850 size_t len;
7851
7852 wpa_printf(MSG_DEBUG, "External EAPOL RX: %s", cmd);
7853
7854 pos = cmd;
7855 used = hwaddr_aton2(pos, src);
7856 if (used < 0)
7857 return -1;
7858 pos += used;
7859 while (*pos == ' ')
7860 pos++;
7861
7862 len = os_strlen(pos);
7863 if (len & 1)
7864 return -1;
7865 len /= 2;
7866
7867 buf = os_malloc(len);
7868 if (buf == NULL)
7869 return -1;
7870
7871 if (hexstr2bin(pos, buf, len) < 0) {
7872 os_free(buf);
7873 return -1;
7874 }
7875
7876 wpa_supplicant_rx_eapol(wpa_s, src, buf, len);
7877 os_free(buf);
7878
7879 return 0;
7880 }
7881
7882
7883 static u16 ipv4_hdr_checksum(const void *buf, size_t len)
7884 {
7885 size_t i;
7886 u32 sum = 0;
7887 const u16 *pos = buf;
7888
7889 for (i = 0; i < len / 2; i++)
7890 sum += *pos++;
7891
7892 while (sum >> 16)
7893 sum = (sum & 0xffff) + (sum >> 16);
7894
7895 return sum ^ 0xffff;
7896 }
7897
7898
7899 #define HWSIM_PACKETLEN 1500
7900 #define HWSIM_IP_LEN (HWSIM_PACKETLEN - sizeof(struct ether_header))
7901
7902 static void wpas_data_test_rx(void *ctx, const u8 *src_addr, const u8 *buf,
7903 size_t len)
7904 {
7905 struct wpa_supplicant *wpa_s = ctx;
7906 const struct ether_header *eth;
7907 struct iphdr ip;
7908 const u8 *pos;
7909 unsigned int i;
7910
7911 if (len != HWSIM_PACKETLEN)
7912 return;
7913
7914 eth = (const struct ether_header *) buf;
7915 os_memcpy(&ip, eth + 1, sizeof(ip));
7916 pos = &buf[sizeof(*eth) + sizeof(ip)];
7917
7918 if (ip.ihl != 5 || ip.version != 4 ||
7919 ntohs(ip.tot_len) != HWSIM_IP_LEN)
7920 return;
7921
7922 for (i = 0; i < HWSIM_IP_LEN - sizeof(ip); i++) {
7923 if (*pos != (u8) i)
7924 return;
7925 pos++;
7926 }
7927
7928 wpa_msg(wpa_s, MSG_INFO, "DATA-TEST-RX " MACSTR " " MACSTR,
7929 MAC2STR(eth->ether_dhost), MAC2STR(eth->ether_shost));
7930 }
7931
7932
7933 static int wpas_ctrl_iface_data_test_config(struct wpa_supplicant *wpa_s,
7934 char *cmd)
7935 {
7936 int enabled = atoi(cmd);
7937 char *pos;
7938 const char *ifname;
7939
7940 if (!enabled) {
7941 if (wpa_s->l2_test) {
7942 l2_packet_deinit(wpa_s->l2_test);
7943 wpa_s->l2_test = NULL;
7944 wpa_dbg(wpa_s, MSG_DEBUG, "test data: Disabled");
7945 }
7946 return 0;
7947 }
7948
7949 if (wpa_s->l2_test)
7950 return 0;
7951
7952 pos = os_strstr(cmd, " ifname=");
7953 if (pos)
7954 ifname = pos + 8;
7955 else
7956 ifname = wpa_s->ifname;
7957
7958 wpa_s->l2_test = l2_packet_init(ifname, wpa_s->own_addr,
7959 ETHERTYPE_IP, wpas_data_test_rx,
7960 wpa_s, 1);
7961 if (wpa_s->l2_test == NULL)
7962 return -1;
7963
7964 wpa_dbg(wpa_s, MSG_DEBUG, "test data: Enabled");
7965
7966 return 0;
7967 }
7968
7969
7970 static int wpas_ctrl_iface_data_test_tx(struct wpa_supplicant *wpa_s, char *cmd)
7971 {
7972 u8 dst[ETH_ALEN], src[ETH_ALEN];
7973 char *pos;
7974 int used;
7975 long int val;
7976 u8 tos;
7977 u8 buf[2 + HWSIM_PACKETLEN];
7978 struct ether_header *eth;
7979 struct iphdr *ip;
7980 u8 *dpos;
7981 unsigned int i;
7982
7983 if (wpa_s->l2_test == NULL)
7984 return -1;
7985
7986 /* format: <dst> <src> <tos> */
7987
7988 pos = cmd;
7989 used = hwaddr_aton2(pos, dst);
7990 if (used < 0)
7991 return -1;
7992 pos += used;
7993 while (*pos == ' ')
7994 pos++;
7995 used = hwaddr_aton2(pos, src);
7996 if (used < 0)
7997 return -1;
7998 pos += used;
7999
8000 val = strtol(pos, NULL, 0);
8001 if (val < 0 || val > 0xff)
8002 return -1;
8003 tos = val;
8004
8005 eth = (struct ether_header *) &buf[2];
8006 os_memcpy(eth->ether_dhost, dst, ETH_ALEN);
8007 os_memcpy(eth->ether_shost, src, ETH_ALEN);
8008 eth->ether_type = htons(ETHERTYPE_IP);
8009 ip = (struct iphdr *) (eth + 1);
8010 os_memset(ip, 0, sizeof(*ip));
8011 ip->ihl = 5;
8012 ip->version = 4;
8013 ip->ttl = 64;
8014 ip->tos = tos;
8015 ip->tot_len = htons(HWSIM_IP_LEN);
8016 ip->protocol = 1;
8017 ip->saddr = htonl(192U << 24 | 168 << 16 | 1 << 8 | 1);
8018 ip->daddr = htonl(192U << 24 | 168 << 16 | 1 << 8 | 2);
8019 ip->check = ipv4_hdr_checksum(ip, sizeof(*ip));
8020 dpos = (u8 *) (ip + 1);
8021 for (i = 0; i < HWSIM_IP_LEN - sizeof(*ip); i++)
8022 *dpos++ = i;
8023
8024 if (l2_packet_send(wpa_s->l2_test, dst, ETHERTYPE_IP, &buf[2],
8025 HWSIM_PACKETLEN) < 0)
8026 return -1;
8027
8028 wpa_dbg(wpa_s, MSG_DEBUG, "test data: TX dst=" MACSTR " src=" MACSTR
8029 " tos=0x%x", MAC2STR(dst), MAC2STR(src), tos);
8030
8031 return 0;
8032 }
8033
8034
8035 static int wpas_ctrl_iface_data_test_frame(struct wpa_supplicant *wpa_s,
8036 char *cmd)
8037 {
8038 u8 *buf;
8039 struct ether_header *eth;
8040 struct l2_packet_data *l2 = NULL;
8041 size_t len;
8042 u16 ethertype;
8043 int res = -1;
8044
8045 len = os_strlen(cmd);
8046 if (len & 1 || len < ETH_HLEN * 2)
8047 return -1;
8048 len /= 2;
8049
8050 buf = os_malloc(len);
8051 if (buf == NULL)
8052 return -1;
8053
8054 if (hexstr2bin(cmd, buf, len) < 0)
8055 goto done;
8056
8057 eth = (struct ether_header *) buf;
8058 ethertype = ntohs(eth->ether_type);
8059
8060 l2 = l2_packet_init(wpa_s->ifname, wpa_s->own_addr, ethertype,
8061 wpas_data_test_rx, wpa_s, 1);
8062 if (l2 == NULL)
8063 goto done;
8064
8065 res = l2_packet_send(l2, eth->ether_dhost, ethertype, buf, len);
8066 wpa_dbg(wpa_s, MSG_DEBUG, "test data: TX frame res=%d", res);
8067 done:
8068 if (l2)
8069 l2_packet_deinit(l2);
8070 os_free(buf);
8071
8072 return res < 0 ? -1 : 0;
8073 }
8074
8075
8076 static int wpas_ctrl_test_alloc_fail(struct wpa_supplicant *wpa_s, char *cmd)
8077 {
8078 #ifdef WPA_TRACE_BFD
8079 char *pos;
8080
8081 wpa_trace_fail_after = atoi(cmd);
8082 pos = os_strchr(cmd, ':');
8083 if (pos) {
8084 pos++;
8085 os_strlcpy(wpa_trace_fail_func, pos,
8086 sizeof(wpa_trace_fail_func));
8087 } else {
8088 wpa_trace_fail_after = 0;
8089 }
8090 return 0;
8091 #else /* WPA_TRACE_BFD */
8092 return -1;
8093 #endif /* WPA_TRACE_BFD */
8094 }
8095
8096
8097 static int wpas_ctrl_get_alloc_fail(struct wpa_supplicant *wpa_s,
8098 char *buf, size_t buflen)
8099 {
8100 #ifdef WPA_TRACE_BFD
8101 return os_snprintf(buf, buflen, "%u:%s", wpa_trace_fail_after,
8102 wpa_trace_fail_func);
8103 #else /* WPA_TRACE_BFD */
8104 return -1;
8105 #endif /* WPA_TRACE_BFD */
8106 }
8107
8108
8109 static int wpas_ctrl_test_fail(struct wpa_supplicant *wpa_s, char *cmd)
8110 {
8111 #ifdef WPA_TRACE_BFD
8112 char *pos;
8113
8114 wpa_trace_test_fail_after = atoi(cmd);
8115 pos = os_strchr(cmd, ':');
8116 if (pos) {
8117 pos++;
8118 os_strlcpy(wpa_trace_test_fail_func, pos,
8119 sizeof(wpa_trace_test_fail_func));
8120 } else {
8121 wpa_trace_test_fail_after = 0;
8122 }
8123 return 0;
8124 #else /* WPA_TRACE_BFD */
8125 return -1;
8126 #endif /* WPA_TRACE_BFD */
8127 }
8128
8129
8130 static int wpas_ctrl_get_fail(struct wpa_supplicant *wpa_s,
8131 char *buf, size_t buflen)
8132 {
8133 #ifdef WPA_TRACE_BFD
8134 return os_snprintf(buf, buflen, "%u:%s", wpa_trace_test_fail_after,
8135 wpa_trace_test_fail_func);
8136 #else /* WPA_TRACE_BFD */
8137 return -1;
8138 #endif /* WPA_TRACE_BFD */
8139 }
8140
8141
8142 static void wpas_ctrl_event_test_cb(void *eloop_ctx, void *timeout_ctx)
8143 {
8144 struct wpa_supplicant *wpa_s = eloop_ctx;
8145 int i, count = (intptr_t) timeout_ctx;
8146
8147 wpa_printf(MSG_DEBUG, "TEST: Send %d control interface event messages",
8148 count);
8149 for (i = 0; i < count; i++) {
8150 wpa_msg_ctrl(wpa_s, MSG_INFO, "TEST-EVENT-MESSAGE %d/%d",
8151 i + 1, count);
8152 }
8153 }
8154
8155
8156 static int wpas_ctrl_event_test(struct wpa_supplicant *wpa_s, const char *cmd)
8157 {
8158 int count;
8159
8160 count = atoi(cmd);
8161 if (count <= 0)
8162 return -1;
8163
8164 return eloop_register_timeout(0, 0, wpas_ctrl_event_test_cb, wpa_s,
8165 (void *) (intptr_t) count);
8166 }
8167
8168
8169 static int wpas_ctrl_test_assoc_ie(struct wpa_supplicant *wpa_s,
8170 const char *cmd)
8171 {
8172 struct wpabuf *buf;
8173 size_t len;
8174
8175 len = os_strlen(cmd);
8176 if (len & 1)
8177 return -1;
8178 len /= 2;
8179
8180 if (len == 0) {
8181 buf = NULL;
8182 } else {
8183 buf = wpabuf_alloc(len);
8184 if (buf == NULL)
8185 return -1;
8186
8187 if (hexstr2bin(cmd, wpabuf_put(buf, len), len) < 0) {
8188 wpabuf_free(buf);
8189 return -1;
8190 }
8191 }
8192
8193 wpa_sm_set_test_assoc_ie(wpa_s->wpa, buf);
8194 return 0;
8195 }
8196
8197 #endif /* CONFIG_TESTING_OPTIONS */
8198
8199
8200 static int wpas_ctrl_vendor_elem_add(struct wpa_supplicant *wpa_s, char *cmd)
8201 {
8202 char *pos = cmd;
8203 int frame;
8204 size_t len;
8205 struct wpabuf *buf;
8206 struct ieee802_11_elems elems;
8207
8208 frame = atoi(pos);
8209 if (frame < 0 || frame >= NUM_VENDOR_ELEM_FRAMES)
8210 return -1;
8211 wpa_s = wpas_vendor_elem(wpa_s, frame);
8212
8213 pos = os_strchr(pos, ' ');
8214 if (pos == NULL)
8215 return -1;
8216 pos++;
8217
8218 len = os_strlen(pos);
8219 if (len == 0)
8220 return 0;
8221 if (len & 1)
8222 return -1;
8223 len /= 2;
8224
8225 buf = wpabuf_alloc(len);
8226 if (buf == NULL)
8227 return -1;
8228
8229 if (hexstr2bin(pos, wpabuf_put(buf, len), len) < 0) {
8230 wpabuf_free(buf);
8231 return -1;
8232 }
8233
8234 if (ieee802_11_parse_elems(wpabuf_head_u8(buf), len, &elems, 0) ==
8235 ParseFailed) {
8236 wpabuf_free(buf);
8237 return -1;
8238 }
8239
8240 if (wpa_s->vendor_elem[frame] == NULL) {
8241 wpa_s->vendor_elem[frame] = buf;
8242 wpas_vendor_elem_update(wpa_s);
8243 return 0;
8244 }
8245
8246 if (wpabuf_resize(&wpa_s->vendor_elem[frame], len) < 0) {
8247 wpabuf_free(buf);
8248 return -1;
8249 }
8250
8251 wpabuf_put_buf(wpa_s->vendor_elem[frame], buf);
8252 wpabuf_free(buf);
8253 wpas_vendor_elem_update(wpa_s);
8254
8255 return 0;
8256 }
8257
8258
8259 static int wpas_ctrl_vendor_elem_get(struct wpa_supplicant *wpa_s, char *cmd,
8260 char *buf, size_t buflen)
8261 {
8262 int frame = atoi(cmd);
8263
8264 if (frame < 0 || frame >= NUM_VENDOR_ELEM_FRAMES)
8265 return -1;
8266 wpa_s = wpas_vendor_elem(wpa_s, frame);
8267
8268 if (wpa_s->vendor_elem[frame] == NULL)
8269 return 0;
8270
8271 return wpa_snprintf_hex(buf, buflen,
8272 wpabuf_head_u8(wpa_s->vendor_elem[frame]),
8273 wpabuf_len(wpa_s->vendor_elem[frame]));
8274 }
8275
8276
8277 static int wpas_ctrl_vendor_elem_remove(struct wpa_supplicant *wpa_s, char *cmd)
8278 {
8279 char *pos = cmd;
8280 int frame;
8281 size_t len;
8282 u8 *buf;
8283 struct ieee802_11_elems elems;
8284 int res;
8285
8286 frame = atoi(pos);
8287 if (frame < 0 || frame >= NUM_VENDOR_ELEM_FRAMES)
8288 return -1;
8289 wpa_s = wpas_vendor_elem(wpa_s, frame);
8290
8291 pos = os_strchr(pos, ' ');
8292 if (pos == NULL)
8293 return -1;
8294 pos++;
8295
8296 if (*pos == '*') {
8297 wpabuf_free(wpa_s->vendor_elem[frame]);
8298 wpa_s->vendor_elem[frame] = NULL;
8299 wpas_vendor_elem_update(wpa_s);
8300 return 0;
8301 }
8302
8303 if (wpa_s->vendor_elem[frame] == NULL)
8304 return -1;
8305
8306 len = os_strlen(pos);
8307 if (len == 0)
8308 return 0;
8309 if (len & 1)
8310 return -1;
8311 len /= 2;
8312
8313 buf = os_malloc(len);
8314 if (buf == NULL)
8315 return -1;
8316
8317 if (hexstr2bin(pos, buf, len) < 0) {
8318 os_free(buf);
8319 return -1;
8320 }
8321
8322 if (ieee802_11_parse_elems(buf, len, &elems, 0) == ParseFailed) {
8323 os_free(buf);
8324 return -1;
8325 }
8326
8327 res = wpas_vendor_elem_remove(wpa_s, frame, buf, len);
8328 os_free(buf);
8329 return res;
8330 }
8331
8332
8333 static void wpas_ctrl_neighbor_rep_cb(void *ctx, struct wpabuf *neighbor_rep)
8334 {
8335 struct wpa_supplicant *wpa_s = ctx;
8336 size_t len;
8337 const u8 *data;
8338
8339 /*
8340 * Neighbor Report element (IEEE P802.11-REVmc/D5.0)
8341 * BSSID[6]
8342 * BSSID Information[4]
8343 * Operating Class[1]
8344 * Channel Number[1]
8345 * PHY Type[1]
8346 * Optional Subelements[variable]
8347 */
8348 #define NR_IE_MIN_LEN (ETH_ALEN + 4 + 1 + 1 + 1)
8349
8350 if (!neighbor_rep || wpabuf_len(neighbor_rep) == 0) {
8351 wpa_msg_ctrl(wpa_s, MSG_INFO, RRM_EVENT_NEIGHBOR_REP_FAILED);
8352 goto out;
8353 }
8354
8355 data = wpabuf_head_u8(neighbor_rep);
8356 len = wpabuf_len(neighbor_rep);
8357
8358 while (len >= 2 + NR_IE_MIN_LEN) {
8359 const u8 *nr;
8360 char lci[256 * 2 + 1];
8361 char civic[256 * 2 + 1];
8362 u8 nr_len = data[1];
8363 const u8 *pos = data, *end;
8364
8365 if (pos[0] != WLAN_EID_NEIGHBOR_REPORT ||
8366 nr_len < NR_IE_MIN_LEN) {
8367 wpa_printf(MSG_DEBUG,
8368 "CTRL: Invalid Neighbor Report element: id=%u len=%u",
8369 data[0], nr_len);
8370 goto out;
8371 }
8372
8373 if (2U + nr_len > len) {
8374 wpa_printf(MSG_DEBUG,
8375 "CTRL: Invalid Neighbor Report element: id=%u len=%zu nr_len=%u",
8376 data[0], len, nr_len);
8377 goto out;
8378 }
8379 pos += 2;
8380 end = pos + nr_len;
8381
8382 nr = pos;
8383 pos += NR_IE_MIN_LEN;
8384
8385 lci[0] = '\0';
8386 civic[0] = '\0';
8387 while (end - pos > 2) {
8388 u8 s_id, s_len;
8389
8390 s_id = *pos++;
8391 s_len = *pos++;
8392 if (s_len > end - pos)
8393 goto out;
8394 if (s_id == WLAN_EID_MEASURE_REPORT && s_len > 3) {
8395 /* Measurement Token[1] */
8396 /* Measurement Report Mode[1] */
8397 /* Measurement Type[1] */
8398 /* Measurement Report[variable] */
8399 switch (pos[2]) {
8400 case MEASURE_TYPE_LCI:
8401 if (lci[0])
8402 break;
8403 wpa_snprintf_hex(lci, sizeof(lci),
8404 pos, s_len);
8405 break;
8406 case MEASURE_TYPE_LOCATION_CIVIC:
8407 if (civic[0])
8408 break;
8409 wpa_snprintf_hex(civic, sizeof(civic),
8410 pos, s_len);
8411 break;
8412 }
8413 }
8414
8415 pos += s_len;
8416 }
8417
8418 wpa_msg(wpa_s, MSG_INFO, RRM_EVENT_NEIGHBOR_REP_RXED
8419 "bssid=" MACSTR
8420 " info=0x%x op_class=%u chan=%u phy_type=%u%s%s%s%s",
8421 MAC2STR(nr), WPA_GET_LE32(nr + ETH_ALEN),
8422 nr[ETH_ALEN + 4], nr[ETH_ALEN + 5],
8423 nr[ETH_ALEN + 6],
8424 lci[0] ? " lci=" : "", lci,
8425 civic[0] ? " civic=" : "", civic);
8426
8427 data = end;
8428 len -= 2 + nr_len;
8429 }
8430
8431 out:
8432 wpabuf_free(neighbor_rep);
8433 }
8434
8435
8436 static int wpas_ctrl_iface_send_neighbor_rep(struct wpa_supplicant *wpa_s,
8437 char *cmd)
8438 {
8439 struct wpa_ssid_value ssid, *ssid_p = NULL;
8440 int ret, lci = 0, civic = 0;
8441 char *ssid_s;
8442
8443 ssid_s = os_strstr(cmd, "ssid=");
8444 if (ssid_s) {
8445 if (ssid_parse(ssid_s + 5, &ssid)) {
8446 wpa_printf(MSG_ERROR,
8447 "CTRL: Send Neighbor Report: bad SSID");
8448 return -1;
8449 }
8450
8451 ssid_p = &ssid;
8452
8453 /*
8454 * Move cmd after the SSID text that may include "lci" or
8455 * "civic".
8456 */
8457 cmd = os_strchr(ssid_s + 6, ssid_s[5] == '"' ? '"' : ' ');
8458 if (cmd)
8459 cmd++;
8460
8461 }
8462
8463 if (cmd && os_strstr(cmd, "lci"))
8464 lci = 1;
8465
8466 if (cmd && os_strstr(cmd, "civic"))
8467 civic = 1;
8468
8469 ret = wpas_rrm_send_neighbor_rep_request(wpa_s, ssid_p, lci, civic,
8470 wpas_ctrl_neighbor_rep_cb,
8471 wpa_s);
8472
8473 return ret;
8474 }
8475
8476
8477 static int wpas_ctrl_iface_erp_flush(struct wpa_supplicant *wpa_s)
8478 {
8479 eapol_sm_erp_flush(wpa_s->eapol);
8480 return 0;
8481 }
8482
8483
8484 static int wpas_ctrl_iface_mac_rand_scan(struct wpa_supplicant *wpa_s,
8485 char *cmd)
8486 {
8487 char *token, *context = NULL;
8488 unsigned int enable = ~0, type = 0;
8489 u8 _addr[ETH_ALEN], _mask[ETH_ALEN];
8490 u8 *addr = NULL, *mask = NULL;
8491
8492 while ((token = str_token(cmd, " ", &context))) {
8493 if (os_strcasecmp(token, "scan") == 0) {
8494 type |= MAC_ADDR_RAND_SCAN;
8495 } else if (os_strcasecmp(token, "sched") == 0) {
8496 type |= MAC_ADDR_RAND_SCHED_SCAN;
8497 } else if (os_strcasecmp(token, "pno") == 0) {
8498 type |= MAC_ADDR_RAND_PNO;
8499 } else if (os_strcasecmp(token, "all") == 0) {
8500 type = wpa_s->mac_addr_rand_supported;
8501 } else if (os_strncasecmp(token, "enable=", 7) == 0) {
8502 enable = atoi(token + 7);
8503 } else if (os_strncasecmp(token, "addr=", 5) == 0) {
8504 addr = _addr;
8505 if (hwaddr_aton(token + 5, addr)) {
8506 wpa_printf(MSG_INFO,
8507 "CTRL: Invalid MAC address: %s",
8508 token);
8509 return -1;
8510 }
8511 } else if (os_strncasecmp(token, "mask=", 5) == 0) {
8512 mask = _mask;
8513 if (hwaddr_aton(token + 5, mask)) {
8514 wpa_printf(MSG_INFO,
8515 "CTRL: Invalid MAC address mask: %s",
8516 token);
8517 return -1;
8518 }
8519 } else {
8520 wpa_printf(MSG_INFO,
8521 "CTRL: Invalid MAC_RAND_SCAN parameter: %s",
8522 token);
8523 return -1;
8524 }
8525 }
8526
8527 if (!type) {
8528 wpa_printf(MSG_INFO, "CTRL: MAC_RAND_SCAN no type specified");
8529 return -1;
8530 }
8531
8532 if ((wpa_s->mac_addr_rand_supported & type) != type) {
8533 wpa_printf(MSG_INFO,
8534 "CTRL: MAC_RAND_SCAN types=%u != supported=%u",
8535 type, wpa_s->mac_addr_rand_supported);
8536 return -1;
8537 }
8538
8539 if (enable > 1) {
8540 wpa_printf(MSG_INFO,
8541 "CTRL: MAC_RAND_SCAN enable=<0/1> not specified");
8542 return -1;
8543 }
8544
8545 if (!enable) {
8546 wpas_mac_addr_rand_scan_clear(wpa_s, type);
8547 if (wpa_s->pno) {
8548 if (type & MAC_ADDR_RAND_PNO) {
8549 wpas_stop_pno(wpa_s);
8550 wpas_start_pno(wpa_s);
8551 }
8552 } else if (wpa_s->sched_scanning &&
8553 (type & MAC_ADDR_RAND_SCHED_SCAN)) {
8554 /* simulate timeout to restart the sched scan */
8555 wpa_s->sched_scan_timed_out = 1;
8556 wpa_s->prev_sched_ssid = NULL;
8557 wpa_supplicant_cancel_sched_scan(wpa_s);
8558 }
8559 return 0;
8560 }
8561
8562 if ((addr && !mask) || (!addr && mask)) {
8563 wpa_printf(MSG_INFO,
8564 "CTRL: MAC_RAND_SCAN invalid addr/mask combination");
8565 return -1;
8566 }
8567
8568 if (addr && mask && (!(mask[0] & 0x01) || (addr[0] & 0x01))) {
8569 wpa_printf(MSG_INFO,
8570 "CTRL: MAC_RAND_SCAN cannot allow multicast address");
8571 return -1;
8572 }
8573
8574 if (type & MAC_ADDR_RAND_SCAN) {
8575 wpas_mac_addr_rand_scan_set(wpa_s, MAC_ADDR_RAND_SCAN,
8576 addr, mask);
8577 }
8578
8579 if (type & MAC_ADDR_RAND_SCHED_SCAN) {
8580 wpas_mac_addr_rand_scan_set(wpa_s, MAC_ADDR_RAND_SCHED_SCAN,
8581 addr, mask);
8582
8583 if (wpa_s->sched_scanning && !wpa_s->pno) {
8584 /* simulate timeout to restart the sched scan */
8585 wpa_s->sched_scan_timed_out = 1;
8586 wpa_s->prev_sched_ssid = NULL;
8587 wpa_supplicant_cancel_sched_scan(wpa_s);
8588 }
8589 }
8590
8591 if (type & MAC_ADDR_RAND_PNO) {
8592 wpas_mac_addr_rand_scan_set(wpa_s, MAC_ADDR_RAND_PNO,
8593 addr, mask);
8594 if (wpa_s->pno) {
8595 wpas_stop_pno(wpa_s);
8596 wpas_start_pno(wpa_s);
8597 }
8598 }
8599
8600 return 0;
8601 }
8602
8603
8604 static int wpas_ctrl_iface_pmksa(struct wpa_supplicant *wpa_s,
8605 char *buf, size_t buflen)
8606 {
8607 size_t reply_len;
8608
8609 reply_len = wpa_sm_pmksa_cache_list(wpa_s->wpa, buf, buflen);
8610 #ifdef CONFIG_AP
8611 reply_len += wpas_ap_pmksa_cache_list(wpa_s, &buf[reply_len],
8612 buflen - reply_len);
8613 #endif /* CONFIG_AP */
8614 return reply_len;
8615 }
8616
8617
8618 static void wpas_ctrl_iface_pmksa_flush(struct wpa_supplicant *wpa_s)
8619 {
8620 wpa_sm_pmksa_cache_flush(wpa_s->wpa, NULL);
8621 #ifdef CONFIG_AP
8622 wpas_ap_pmksa_cache_flush(wpa_s);
8623 #endif /* CONFIG_AP */
8624 }
8625
8626
8627 static int wpas_ctrl_cmd_debug_level(const char *cmd)
8628 {
8629 if (os_strcmp(cmd, "PING") == 0 ||
8630 os_strncmp(cmd, "BSS ", 4) == 0 ||
8631 os_strncmp(cmd, "GET_NETWORK ", 12) == 0 ||
8632 os_strncmp(cmd, "STATUS", 6) == 0 ||
8633 os_strncmp(cmd, "STA ", 4) == 0 ||
8634 os_strncmp(cmd, "STA-", 4) == 0)
8635 return MSG_EXCESSIVE;
8636 return MSG_DEBUG;
8637 }
8638
8639
8640 char * wpa_supplicant_ctrl_iface_process(struct wpa_supplicant *wpa_s,
8641 char *buf, size_t *resp_len)
8642 {
8643 char *reply;
8644 const int reply_size = 4096;
8645 int reply_len;
8646
8647 if (os_strncmp(buf, WPA_CTRL_RSP, os_strlen(WPA_CTRL_RSP)) == 0 ||
8648 os_strncmp(buf, "SET_NETWORK ", 12) == 0) {
8649 if (wpa_debug_show_keys)
8650 wpa_dbg(wpa_s, MSG_DEBUG,
8651 "Control interface command '%s'", buf);
8652 else
8653 wpa_dbg(wpa_s, MSG_DEBUG,
8654 "Control interface command '%s [REMOVED]'",
8655 os_strncmp(buf, WPA_CTRL_RSP,
8656 os_strlen(WPA_CTRL_RSP)) == 0 ?
8657 WPA_CTRL_RSP : "SET_NETWORK");
8658 } else if (os_strncmp(buf, "WPS_NFC_TAG_READ", 16) == 0 ||
8659 os_strncmp(buf, "NFC_REPORT_HANDOVER", 19) == 0) {
8660 wpa_hexdump_ascii_key(MSG_DEBUG, "RX ctrl_iface",
8661 (const u8 *) buf, os_strlen(buf));
8662 } else {
8663 int level = wpas_ctrl_cmd_debug_level(buf);
8664 wpa_dbg(wpa_s, level, "Control interface command '%s'", buf);
8665 }
8666
8667 reply = os_malloc(reply_size);
8668 if (reply == NULL) {
8669 *resp_len = 1;
8670 return NULL;
8671 }
8672
8673 os_memcpy(reply, "OK\n", 3);
8674 reply_len = 3;
8675
8676 if (os_strcmp(buf, "PING") == 0) {
8677 os_memcpy(reply, "PONG\n", 5);
8678 reply_len = 5;
8679 } else if (os_strcmp(buf, "IFNAME") == 0) {
8680 reply_len = os_strlen(wpa_s->ifname);
8681 os_memcpy(reply, wpa_s->ifname, reply_len);
8682 } else if (os_strncmp(buf, "RELOG", 5) == 0) {
8683 if (wpa_debug_reopen_file() < 0)
8684 reply_len = -1;
8685 } else if (os_strncmp(buf, "NOTE ", 5) == 0) {
8686 wpa_printf(MSG_INFO, "NOTE: %s", buf + 5);
8687 } else if (os_strcmp(buf, "MIB") == 0) {
8688 reply_len = wpa_sm_get_mib(wpa_s->wpa, reply, reply_size);
8689 if (reply_len >= 0) {
8690 reply_len += eapol_sm_get_mib(wpa_s->eapol,
8691 reply + reply_len,
8692 reply_size - reply_len);
8693 }
8694 } else if (os_strncmp(buf, "STATUS", 6) == 0) {
8695 reply_len = wpa_supplicant_ctrl_iface_status(
8696 wpa_s, buf + 6, reply, reply_size);
8697 } else if (os_strcmp(buf, "PMKSA") == 0) {
8698 reply_len = wpas_ctrl_iface_pmksa(wpa_s, reply, reply_size);
8699 } else if (os_strcmp(buf, "PMKSA_FLUSH") == 0) {
8700 wpas_ctrl_iface_pmksa_flush(wpa_s);
8701 } else if (os_strncmp(buf, "SET ", 4) == 0) {
8702 if (wpa_supplicant_ctrl_iface_set(wpa_s, buf + 4))
8703 reply_len = -1;
8704 } else if (os_strncmp(buf, "DUMP", 4) == 0) {
8705 reply_len = wpa_config_dump_values(wpa_s->conf,
8706 reply, reply_size);
8707 } else if (os_strncmp(buf, "GET ", 4) == 0) {
8708 reply_len = wpa_supplicant_ctrl_iface_get(wpa_s, buf + 4,
8709 reply, reply_size);
8710 } else if (os_strcmp(buf, "LOGON") == 0) {
8711 eapol_sm_notify_logoff(wpa_s->eapol, FALSE);
8712 } else if (os_strcmp(buf, "LOGOFF") == 0) {
8713 eapol_sm_notify_logoff(wpa_s->eapol, TRUE);
8714 } else if (os_strcmp(buf, "REASSOCIATE") == 0) {
8715 if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED)
8716 reply_len = -1;
8717 else
8718 wpas_request_connection(wpa_s);
8719 } else if (os_strcmp(buf, "REATTACH") == 0) {
8720 if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED ||
8721 !wpa_s->current_ssid)
8722 reply_len = -1;
8723 else {
8724 wpa_s->reattach = 1;
8725 wpas_request_connection(wpa_s);
8726 }
8727 } else if (os_strcmp(buf, "RECONNECT") == 0) {
8728 if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED)
8729 reply_len = -1;
8730 else if (wpa_s->disconnected)
8731 wpas_request_connection(wpa_s);
8732 #ifdef IEEE8021X_EAPOL
8733 } else if (os_strncmp(buf, "PREAUTH ", 8) == 0) {
8734 if (wpa_supplicant_ctrl_iface_preauth(wpa_s, buf + 8))
8735 reply_len = -1;
8736 #endif /* IEEE8021X_EAPOL */
8737 #ifdef CONFIG_PEERKEY
8738 } else if (os_strncmp(buf, "STKSTART ", 9) == 0) {
8739 if (wpa_supplicant_ctrl_iface_stkstart(wpa_s, buf + 9))
8740 reply_len = -1;
8741 #endif /* CONFIG_PEERKEY */
8742 #ifdef CONFIG_IEEE80211R
8743 } else if (os_strncmp(buf, "FT_DS ", 6) == 0) {
8744 if (wpa_supplicant_ctrl_iface_ft_ds(wpa_s, buf + 6))
8745 reply_len = -1;
8746 #endif /* CONFIG_IEEE80211R */
8747 #ifdef CONFIG_WPS
8748 } else if (os_strcmp(buf, "WPS_PBC") == 0) {
8749 int res = wpa_supplicant_ctrl_iface_wps_pbc(wpa_s, NULL);
8750 if (res == -2) {
8751 os_memcpy(reply, "FAIL-PBC-OVERLAP\n", 17);
8752 reply_len = 17;
8753 } else if (res)
8754 reply_len = -1;
8755 } else if (os_strncmp(buf, "WPS_PBC ", 8) == 0) {
8756 int res = wpa_supplicant_ctrl_iface_wps_pbc(wpa_s, buf + 8);
8757 if (res == -2) {
8758 os_memcpy(reply, "FAIL-PBC-OVERLAP\n", 17);
8759 reply_len = 17;
8760 } else if (res)
8761 reply_len = -1;
8762 } else if (os_strncmp(buf, "WPS_PIN ", 8) == 0) {
8763 reply_len = wpa_supplicant_ctrl_iface_wps_pin(wpa_s, buf + 8,
8764 reply,
8765 reply_size);
8766 } else if (os_strncmp(buf, "WPS_CHECK_PIN ", 14) == 0) {
8767 reply_len = wpa_supplicant_ctrl_iface_wps_check_pin(
8768 wpa_s, buf + 14, reply, reply_size);
8769 } else if (os_strcmp(buf, "WPS_CANCEL") == 0) {
8770 if (wpas_wps_cancel(wpa_s))
8771 reply_len = -1;
8772 #ifdef CONFIG_WPS_NFC
8773 } else if (os_strcmp(buf, "WPS_NFC") == 0) {
8774 if (wpa_supplicant_ctrl_iface_wps_nfc(wpa_s, NULL))
8775 reply_len = -1;
8776 } else if (os_strncmp(buf, "WPS_NFC ", 8) == 0) {
8777 if (wpa_supplicant_ctrl_iface_wps_nfc(wpa_s, buf + 8))
8778 reply_len = -1;
8779 } else if (os_strncmp(buf, "WPS_NFC_CONFIG_TOKEN ", 21) == 0) {
8780 reply_len = wpa_supplicant_ctrl_iface_wps_nfc_config_token(
8781 wpa_s, buf + 21, reply, reply_size);
8782 } else if (os_strncmp(buf, "WPS_NFC_TOKEN ", 14) == 0) {
8783 reply_len = wpa_supplicant_ctrl_iface_wps_nfc_token(
8784 wpa_s, buf + 14, reply, reply_size);
8785 } else if (os_strncmp(buf, "WPS_NFC_TAG_READ ", 17) == 0) {
8786 if (wpa_supplicant_ctrl_iface_wps_nfc_tag_read(wpa_s,
8787 buf + 17))
8788 reply_len = -1;
8789 } else if (os_strncmp(buf, "NFC_GET_HANDOVER_REQ ", 21) == 0) {
8790 reply_len = wpas_ctrl_nfc_get_handover_req(
8791 wpa_s, buf + 21, reply, reply_size);
8792 } else if (os_strncmp(buf, "NFC_GET_HANDOVER_SEL ", 21) == 0) {
8793 reply_len = wpas_ctrl_nfc_get_handover_sel(
8794 wpa_s, buf + 21, reply, reply_size);
8795 } else if (os_strncmp(buf, "NFC_REPORT_HANDOVER ", 20) == 0) {
8796 if (wpas_ctrl_nfc_report_handover(wpa_s, buf + 20))
8797 reply_len = -1;
8798 #endif /* CONFIG_WPS_NFC */
8799 } else if (os_strncmp(buf, "WPS_REG ", 8) == 0) {
8800 if (wpa_supplicant_ctrl_iface_wps_reg(wpa_s, buf + 8))
8801 reply_len = -1;
8802 #ifdef CONFIG_AP
8803 } else if (os_strncmp(buf, "WPS_AP_PIN ", 11) == 0) {
8804 reply_len = wpa_supplicant_ctrl_iface_wps_ap_pin(
8805 wpa_s, buf + 11, reply, reply_size);
8806 #endif /* CONFIG_AP */
8807 #ifdef CONFIG_WPS_ER
8808 } else if (os_strcmp(buf, "WPS_ER_START") == 0) {
8809 if (wpas_wps_er_start(wpa_s, NULL))
8810 reply_len = -1;
8811 } else if (os_strncmp(buf, "WPS_ER_START ", 13) == 0) {
8812 if (wpas_wps_er_start(wpa_s, buf + 13))
8813 reply_len = -1;
8814 } else if (os_strcmp(buf, "WPS_ER_STOP") == 0) {
8815 wpas_wps_er_stop(wpa_s);
8816 } else if (os_strncmp(buf, "WPS_ER_PIN ", 11) == 0) {
8817 if (wpa_supplicant_ctrl_iface_wps_er_pin(wpa_s, buf + 11))
8818 reply_len = -1;
8819 } else if (os_strncmp(buf, "WPS_ER_PBC ", 11) == 0) {
8820 int ret = wpas_wps_er_pbc(wpa_s, buf + 11);
8821 if (ret == -2) {
8822 os_memcpy(reply, "FAIL-PBC-OVERLAP\n", 17);
8823 reply_len = 17;
8824 } else if (ret == -3) {
8825 os_memcpy(reply, "FAIL-UNKNOWN-UUID\n", 18);
8826 reply_len = 18;
8827 } else if (ret == -4) {
8828 os_memcpy(reply, "FAIL-NO-AP-SETTINGS\n", 20);
8829 reply_len = 20;
8830 } else if (ret)
8831 reply_len = -1;
8832 } else if (os_strncmp(buf, "WPS_ER_LEARN ", 13) == 0) {
8833 if (wpa_supplicant_ctrl_iface_wps_er_learn(wpa_s, buf + 13))
8834 reply_len = -1;
8835 } else if (os_strncmp(buf, "WPS_ER_SET_CONFIG ", 18) == 0) {
8836 if (wpa_supplicant_ctrl_iface_wps_er_set_config(wpa_s,
8837 buf + 18))
8838 reply_len = -1;
8839 } else if (os_strncmp(buf, "WPS_ER_CONFIG ", 14) == 0) {
8840 if (wpa_supplicant_ctrl_iface_wps_er_config(wpa_s, buf + 14))
8841 reply_len = -1;
8842 #ifdef CONFIG_WPS_NFC
8843 } else if (os_strncmp(buf, "WPS_ER_NFC_CONFIG_TOKEN ", 24) == 0) {
8844 reply_len = wpa_supplicant_ctrl_iface_wps_er_nfc_config_token(
8845 wpa_s, buf + 24, reply, reply_size);
8846 #endif /* CONFIG_WPS_NFC */
8847 #endif /* CONFIG_WPS_ER */
8848 #endif /* CONFIG_WPS */
8849 #ifdef CONFIG_IBSS_RSN
8850 } else if (os_strncmp(buf, "IBSS_RSN ", 9) == 0) {
8851 if (wpa_supplicant_ctrl_iface_ibss_rsn(wpa_s, buf + 9))
8852 reply_len = -1;
8853 #endif /* CONFIG_IBSS_RSN */
8854 #ifdef CONFIG_MESH
8855 } else if (os_strncmp(buf, "MESH_INTERFACE_ADD ", 19) == 0) {
8856 reply_len = wpa_supplicant_ctrl_iface_mesh_interface_add(
8857 wpa_s, buf + 19, reply, reply_size);
8858 } else if (os_strcmp(buf, "MESH_INTERFACE_ADD") == 0) {
8859 reply_len = wpa_supplicant_ctrl_iface_mesh_interface_add(
8860 wpa_s, "", reply, reply_size);
8861 } else if (os_strncmp(buf, "MESH_GROUP_ADD ", 15) == 0) {
8862 if (wpa_supplicant_ctrl_iface_mesh_group_add(wpa_s, buf + 15))
8863 reply_len = -1;
8864 } else if (os_strncmp(buf, "MESH_GROUP_REMOVE ", 18) == 0) {
8865 if (wpa_supplicant_ctrl_iface_mesh_group_remove(wpa_s,
8866 buf + 18))
8867 reply_len = -1;
8868 } else if (os_strncmp(buf, "MESH_PEER_REMOVE ", 17) == 0) {
8869 if (wpa_supplicant_ctrl_iface_mesh_peer_remove(wpa_s, buf + 17))
8870 reply_len = -1;
8871 } else if (os_strncmp(buf, "MESH_PEER_ADD ", 14) == 0) {
8872 if (wpa_supplicant_ctrl_iface_mesh_peer_add(wpa_s, buf + 14))
8873 reply_len = -1;
8874 #endif /* CONFIG_MESH */
8875 #ifdef CONFIG_P2P
8876 } else if (os_strncmp(buf, "P2P_FIND ", 9) == 0) {
8877 if (p2p_ctrl_find(wpa_s, buf + 8))
8878 reply_len = -1;
8879 } else if (os_strcmp(buf, "P2P_FIND") == 0) {
8880 if (p2p_ctrl_find(wpa_s, ""))
8881 reply_len = -1;
8882 } else if (os_strcmp(buf, "P2P_STOP_FIND") == 0) {
8883 wpas_p2p_stop_find(wpa_s);
8884 } else if (os_strncmp(buf, "P2P_ASP_PROVISION ", 18) == 0) {
8885 if (p2p_ctrl_asp_provision(wpa_s, buf + 18))
8886 reply_len = -1;
8887 } else if (os_strncmp(buf, "P2P_ASP_PROVISION_RESP ", 23) == 0) {
8888 if (p2p_ctrl_asp_provision_resp(wpa_s, buf + 23))
8889 reply_len = -1;
8890 } else if (os_strncmp(buf, "P2P_CONNECT ", 12) == 0) {
8891 reply_len = p2p_ctrl_connect(wpa_s, buf + 12, reply,
8892 reply_size);
8893 } else if (os_strncmp(buf, "P2P_LISTEN ", 11) == 0) {
8894 if (p2p_ctrl_listen(wpa_s, buf + 11))
8895 reply_len = -1;
8896 } else if (os_strcmp(buf, "P2P_LISTEN") == 0) {
8897 if (p2p_ctrl_listen(wpa_s, ""))
8898 reply_len = -1;
8899 } else if (os_strncmp(buf, "P2P_GROUP_REMOVE ", 17) == 0) {
8900 if (wpas_p2p_group_remove(wpa_s, buf + 17))
8901 reply_len = -1;
8902 } else if (os_strcmp(buf, "P2P_GROUP_ADD") == 0) {
8903 if (p2p_ctrl_group_add(wpa_s, ""))
8904 reply_len = -1;
8905 } else if (os_strncmp(buf, "P2P_GROUP_ADD ", 14) == 0) {
8906 if (p2p_ctrl_group_add(wpa_s, buf + 14))
8907 reply_len = -1;
8908 } else if (os_strncmp(buf, "P2P_GROUP_MEMBER ", 17) == 0) {
8909 reply_len = p2p_ctrl_group_member(wpa_s, buf + 17, reply,
8910 reply_size);
8911 } else if (os_strncmp(buf, "P2P_PROV_DISC ", 14) == 0) {
8912 if (p2p_ctrl_prov_disc(wpa_s, buf + 14))
8913 reply_len = -1;
8914 } else if (os_strcmp(buf, "P2P_GET_PASSPHRASE") == 0) {
8915 reply_len = p2p_get_passphrase(wpa_s, reply, reply_size);
8916 } else if (os_strncmp(buf, "P2P_SERV_DISC_REQ ", 18) == 0) {
8917 reply_len = p2p_ctrl_serv_disc_req(wpa_s, buf + 18, reply,
8918 reply_size);
8919 } else if (os_strncmp(buf, "P2P_SERV_DISC_CANCEL_REQ ", 25) == 0) {
8920 if (p2p_ctrl_serv_disc_cancel_req(wpa_s, buf + 25) < 0)
8921 reply_len = -1;
8922 } else if (os_strncmp(buf, "P2P_SERV_DISC_RESP ", 19) == 0) {
8923 if (p2p_ctrl_serv_disc_resp(wpa_s, buf + 19) < 0)
8924 reply_len = -1;
8925 } else if (os_strcmp(buf, "P2P_SERVICE_UPDATE") == 0) {
8926 wpas_p2p_sd_service_update(wpa_s);
8927 } else if (os_strncmp(buf, "P2P_SERV_DISC_EXTERNAL ", 23) == 0) {
8928 if (p2p_ctrl_serv_disc_external(wpa_s, buf + 23) < 0)
8929 reply_len = -1;
8930 } else if (os_strcmp(buf, "P2P_SERVICE_FLUSH") == 0) {
8931 wpas_p2p_service_flush(wpa_s);
8932 } else if (os_strncmp(buf, "P2P_SERVICE_ADD ", 16) == 0) {
8933 if (p2p_ctrl_service_add(wpa_s, buf + 16) < 0)
8934 reply_len = -1;
8935 } else if (os_strncmp(buf, "P2P_SERVICE_DEL ", 16) == 0) {
8936 if (p2p_ctrl_service_del(wpa_s, buf + 16) < 0)
8937 reply_len = -1;
8938 } else if (os_strncmp(buf, "P2P_SERVICE_REP ", 16) == 0) {
8939 if (p2p_ctrl_service_replace(wpa_s, buf + 16) < 0)
8940 reply_len = -1;
8941 } else if (os_strncmp(buf, "P2P_REJECT ", 11) == 0) {
8942 if (p2p_ctrl_reject(wpa_s, buf + 11) < 0)
8943 reply_len = -1;
8944 } else if (os_strncmp(buf, "P2P_INVITE ", 11) == 0) {
8945 if (p2p_ctrl_invite(wpa_s, buf + 11) < 0)
8946 reply_len = -1;
8947 } else if (os_strncmp(buf, "P2P_PEER ", 9) == 0) {
8948 reply_len = p2p_ctrl_peer(wpa_s, buf + 9, reply,
8949 reply_size);
8950 } else if (os_strncmp(buf, "P2P_SET ", 8) == 0) {
8951 if (p2p_ctrl_set(wpa_s, buf + 8) < 0)
8952 reply_len = -1;
8953 } else if (os_strcmp(buf, "P2P_FLUSH") == 0) {
8954 p2p_ctrl_flush(wpa_s);
8955 } else if (os_strncmp(buf, "P2P_UNAUTHORIZE ", 16) == 0) {
8956 if (wpas_p2p_unauthorize(wpa_s, buf + 16) < 0)
8957 reply_len = -1;
8958 } else if (os_strcmp(buf, "P2P_CANCEL") == 0) {
8959 if (wpas_p2p_cancel(wpa_s))
8960 reply_len = -1;
8961 } else if (os_strncmp(buf, "P2P_PRESENCE_REQ ", 17) == 0) {
8962 if (p2p_ctrl_presence_req(wpa_s, buf + 17) < 0)
8963 reply_len = -1;
8964 } else if (os_strcmp(buf, "P2P_PRESENCE_REQ") == 0) {
8965 if (p2p_ctrl_presence_req(wpa_s, "") < 0)
8966 reply_len = -1;
8967 } else if (os_strncmp(buf, "P2P_EXT_LISTEN ", 15) == 0) {
8968 if (p2p_ctrl_ext_listen(wpa_s, buf + 15) < 0)
8969 reply_len = -1;
8970 } else if (os_strcmp(buf, "P2P_EXT_LISTEN") == 0) {
8971 if (p2p_ctrl_ext_listen(wpa_s, "") < 0)
8972 reply_len = -1;
8973 } else if (os_strncmp(buf, "P2P_REMOVE_CLIENT ", 18) == 0) {
8974 if (p2p_ctrl_remove_client(wpa_s, buf + 18) < 0)
8975 reply_len = -1;
8976 } else if (os_strncmp(buf, "P2P_LO_START ", 13) == 0) {
8977 if (p2p_ctrl_iface_p2p_lo_start(wpa_s, buf + 13))
8978 reply_len = -1;
8979 } else if (os_strcmp(buf, "P2P_LO_STOP") == 0) {
8980 if (wpas_p2p_lo_stop(wpa_s))
8981 reply_len = -1;
8982 #endif /* CONFIG_P2P */
8983 #ifdef CONFIG_WIFI_DISPLAY
8984 } else if (os_strncmp(buf, "WFD_SUBELEM_SET ", 16) == 0) {
8985 if (wifi_display_subelem_set(wpa_s->global, buf + 16) < 0)
8986 reply_len = -1;
8987 } else if (os_strncmp(buf, "WFD_SUBELEM_GET ", 16) == 0) {
8988 reply_len = wifi_display_subelem_get(wpa_s->global, buf + 16,
8989 reply, reply_size);
8990 #endif /* CONFIG_WIFI_DISPLAY */
8991 #ifdef CONFIG_INTERWORKING
8992 } else if (os_strcmp(buf, "FETCH_ANQP") == 0) {
8993 if (interworking_fetch_anqp(wpa_s) < 0)
8994 reply_len = -1;
8995 } else if (os_strcmp(buf, "STOP_FETCH_ANQP") == 0) {
8996 interworking_stop_fetch_anqp(wpa_s);
8997 } else if (os_strcmp(buf, "INTERWORKING_SELECT") == 0) {
8998 if (ctrl_interworking_select(wpa_s, NULL) < 0)
8999 reply_len = -1;
9000 } else if (os_strncmp(buf, "INTERWORKING_SELECT ", 20) == 0) {
9001 if (ctrl_interworking_select(wpa_s, buf + 20) < 0)
9002 reply_len = -1;
9003 } else if (os_strncmp(buf, "INTERWORKING_CONNECT ", 21) == 0) {
9004 if (ctrl_interworking_connect(wpa_s, buf + 21, 0) < 0)
9005 reply_len = -1;
9006 } else if (os_strncmp(buf, "INTERWORKING_ADD_NETWORK ", 25) == 0) {
9007 int id;
9008
9009 id = ctrl_interworking_connect(wpa_s, buf + 25, 1);
9010 if (id < 0)
9011 reply_len = -1;
9012 else {
9013 reply_len = os_snprintf(reply, reply_size, "%d\n", id);
9014 if (os_snprintf_error(reply_size, reply_len))
9015 reply_len = -1;
9016 }
9017 } else if (os_strncmp(buf, "ANQP_GET ", 9) == 0) {
9018 if (get_anqp(wpa_s, buf + 9) < 0)
9019 reply_len = -1;
9020 } else if (os_strncmp(buf, "GAS_REQUEST ", 12) == 0) {
9021 if (gas_request(wpa_s, buf + 12) < 0)
9022 reply_len = -1;
9023 } else if (os_strncmp(buf, "GAS_RESPONSE_GET ", 17) == 0) {
9024 reply_len = gas_response_get(wpa_s, buf + 17, reply,
9025 reply_size);
9026 #endif /* CONFIG_INTERWORKING */
9027 #ifdef CONFIG_HS20
9028 } else if (os_strncmp(buf, "HS20_ANQP_GET ", 14) == 0) {
9029 if (get_hs20_anqp(wpa_s, buf + 14) < 0)
9030 reply_len = -1;
9031 } else if (os_strncmp(buf, "HS20_GET_NAI_HOME_REALM_LIST ", 29) == 0) {
9032 if (hs20_get_nai_home_realm_list(wpa_s, buf + 29) < 0)
9033 reply_len = -1;
9034 } else if (os_strncmp(buf, "HS20_ICON_REQUEST ", 18) == 0) {
9035 if (hs20_icon_request(wpa_s, buf + 18, 0) < 0)
9036 reply_len = -1;
9037 } else if (os_strncmp(buf, "REQ_HS20_ICON ", 14) == 0) {
9038 if (hs20_icon_request(wpa_s, buf + 14, 1) < 0)
9039 reply_len = -1;
9040 } else if (os_strncmp(buf, "GET_HS20_ICON ", 14) == 0) {
9041 reply_len = get_hs20_icon(wpa_s, buf + 14, reply, reply_size);
9042 } else if (os_strncmp(buf, "DEL_HS20_ICON ", 14) == 0) {
9043 if (del_hs20_icon(wpa_s, buf + 14) < 0)
9044 reply_len = -1;
9045 } else if (os_strcmp(buf, "FETCH_OSU") == 0) {
9046 if (hs20_fetch_osu(wpa_s, 0) < 0)
9047 reply_len = -1;
9048 } else if (os_strcmp(buf, "FETCH_OSU no-scan") == 0) {
9049 if (hs20_fetch_osu(wpa_s, 1) < 0)
9050 reply_len = -1;
9051 } else if (os_strcmp(buf, "CANCEL_FETCH_OSU") == 0) {
9052 hs20_cancel_fetch_osu(wpa_s);
9053 #endif /* CONFIG_HS20 */
9054 } else if (os_strncmp(buf, WPA_CTRL_RSP, os_strlen(WPA_CTRL_RSP)) == 0)
9055 {
9056 if (wpa_supplicant_ctrl_iface_ctrl_rsp(
9057 wpa_s, buf + os_strlen(WPA_CTRL_RSP)))
9058 reply_len = -1;
9059 else {
9060 /*
9061 * Notify response from timeout to allow the control
9062 * interface response to be sent first.
9063 */
9064 eloop_register_timeout(0, 0, wpas_ctrl_eapol_response,
9065 wpa_s, NULL);
9066 }
9067 } else if (os_strcmp(buf, "RECONFIGURE") == 0) {
9068 if (wpa_supplicant_reload_configuration(wpa_s))
9069 reply_len = -1;
9070 } else if (os_strcmp(buf, "TERMINATE") == 0) {
9071 wpa_supplicant_terminate_proc(wpa_s->global);
9072 } else if (os_strncmp(buf, "BSSID ", 6) == 0) {
9073 if (wpa_supplicant_ctrl_iface_bssid(wpa_s, buf + 6))
9074 reply_len = -1;
9075 } else if (os_strncmp(buf, "BLACKLIST", 9) == 0) {
9076 reply_len = wpa_supplicant_ctrl_iface_blacklist(
9077 wpa_s, buf + 9, reply, reply_size);
9078 } else if (os_strncmp(buf, "LOG_LEVEL", 9) == 0) {
9079 reply_len = wpa_supplicant_ctrl_iface_log_level(
9080 wpa_s, buf + 9, reply, reply_size);
9081 } else if (os_strncmp(buf, "LIST_NETWORKS ", 14) == 0) {
9082 reply_len = wpa_supplicant_ctrl_iface_list_networks(
9083 wpa_s, buf + 14, reply, reply_size);
9084 } else if (os_strcmp(buf, "LIST_NETWORKS") == 0) {
9085 reply_len = wpa_supplicant_ctrl_iface_list_networks(
9086 wpa_s, NULL, reply, reply_size);
9087 } else if (os_strcmp(buf, "DISCONNECT") == 0) {
9088 wpas_request_disconnection(wpa_s);
9089 } else if (os_strcmp(buf, "SCAN") == 0) {
9090 wpas_ctrl_scan(wpa_s, NULL, reply, reply_size, &reply_len);
9091 } else if (os_strncmp(buf, "SCAN ", 5) == 0) {
9092 wpas_ctrl_scan(wpa_s, buf + 5, reply, reply_size, &reply_len);
9093 } else if (os_strcmp(buf, "SCAN_RESULTS") == 0) {
9094 reply_len = wpa_supplicant_ctrl_iface_scan_results(
9095 wpa_s, reply, reply_size);
9096 } else if (os_strcmp(buf, "ABORT_SCAN") == 0) {
9097 if (wpas_abort_ongoing_scan(wpa_s) < 0)
9098 reply_len = -1;
9099 } else if (os_strncmp(buf, "SELECT_NETWORK ", 15) == 0) {
9100 if (wpa_supplicant_ctrl_iface_select_network(wpa_s, buf + 15))
9101 reply_len = -1;
9102 } else if (os_strncmp(buf, "ENABLE_NETWORK ", 15) == 0) {
9103 if (wpa_supplicant_ctrl_iface_enable_network(wpa_s, buf + 15))
9104 reply_len = -1;
9105 } else if (os_strncmp(buf, "DISABLE_NETWORK ", 16) == 0) {
9106 if (wpa_supplicant_ctrl_iface_disable_network(wpa_s, buf + 16))
9107 reply_len = -1;
9108 } else if (os_strcmp(buf, "ADD_NETWORK") == 0) {
9109 reply_len = wpa_supplicant_ctrl_iface_add_network(
9110 wpa_s, reply, reply_size);
9111 } else if (os_strncmp(buf, "REMOVE_NETWORK ", 15) == 0) {
9112 if (wpa_supplicant_ctrl_iface_remove_network(wpa_s, buf + 15))
9113 reply_len = -1;
9114 } else if (os_strncmp(buf, "SET_NETWORK ", 12) == 0) {
9115 if (wpa_supplicant_ctrl_iface_set_network(wpa_s, buf + 12))
9116 reply_len = -1;
9117 } else if (os_strncmp(buf, "GET_NETWORK ", 12) == 0) {
9118 reply_len = wpa_supplicant_ctrl_iface_get_network(
9119 wpa_s, buf + 12, reply, reply_size);
9120 } else if (os_strncmp(buf, "DUP_NETWORK ", 12) == 0) {
9121 if (wpa_supplicant_ctrl_iface_dup_network(wpa_s, buf + 12,
9122 wpa_s))
9123 reply_len = -1;
9124 } else if (os_strcmp(buf, "LIST_CREDS") == 0) {
9125 reply_len = wpa_supplicant_ctrl_iface_list_creds(
9126 wpa_s, reply, reply_size);
9127 } else if (os_strcmp(buf, "ADD_CRED") == 0) {
9128 reply_len = wpa_supplicant_ctrl_iface_add_cred(
9129 wpa_s, reply, reply_size);
9130 } else if (os_strncmp(buf, "REMOVE_CRED ", 12) == 0) {
9131 if (wpa_supplicant_ctrl_iface_remove_cred(wpa_s, buf + 12))
9132 reply_len = -1;
9133 } else if (os_strncmp(buf, "SET_CRED ", 9) == 0) {
9134 if (wpa_supplicant_ctrl_iface_set_cred(wpa_s, buf + 9))
9135 reply_len = -1;
9136 } else if (os_strncmp(buf, "GET_CRED ", 9) == 0) {
9137 reply_len = wpa_supplicant_ctrl_iface_get_cred(wpa_s, buf + 9,
9138 reply,
9139 reply_size);
9140 #ifndef CONFIG_NO_CONFIG_WRITE
9141 } else if (os_strcmp(buf, "SAVE_CONFIG") == 0) {
9142 if (wpa_supplicant_ctrl_iface_save_config(wpa_s))
9143 reply_len = -1;
9144 #endif /* CONFIG_NO_CONFIG_WRITE */
9145 } else if (os_strncmp(buf, "GET_CAPABILITY ", 15) == 0) {
9146 reply_len = wpa_supplicant_ctrl_iface_get_capability(
9147 wpa_s, buf + 15, reply, reply_size);
9148 } else if (os_strncmp(buf, "AP_SCAN ", 8) == 0) {
9149 if (wpa_supplicant_ctrl_iface_ap_scan(wpa_s, buf + 8))
9150 reply_len = -1;
9151 } else if (os_strncmp(buf, "SCAN_INTERVAL ", 14) == 0) {
9152 if (wpa_supplicant_ctrl_iface_scan_interval(wpa_s, buf + 14))
9153 reply_len = -1;
9154 } else if (os_strcmp(buf, "INTERFACE_LIST") == 0) {
9155 reply_len = wpa_supplicant_global_iface_list(
9156 wpa_s->global, reply, reply_size);
9157 } else if (os_strncmp(buf, "INTERFACES", 10) == 0) {
9158 reply_len = wpa_supplicant_global_iface_interfaces(
9159 wpa_s->global, buf + 10, reply, reply_size);
9160 } else if (os_strncmp(buf, "BSS ", 4) == 0) {
9161 reply_len = wpa_supplicant_ctrl_iface_bss(
9162 wpa_s, buf + 4, reply, reply_size);
9163 #ifdef CONFIG_AP
9164 } else if (os_strcmp(buf, "STA-FIRST") == 0) {
9165 reply_len = ap_ctrl_iface_sta_first(wpa_s, reply, reply_size);
9166 } else if (os_strncmp(buf, "STA ", 4) == 0) {
9167 reply_len = ap_ctrl_iface_sta(wpa_s, buf + 4, reply,
9168 reply_size);
9169 } else if (os_strncmp(buf, "STA-NEXT ", 9) == 0) {
9170 reply_len = ap_ctrl_iface_sta_next(wpa_s, buf + 9, reply,
9171 reply_size);
9172 } else if (os_strncmp(buf, "DEAUTHENTICATE ", 15) == 0) {
9173 if (ap_ctrl_iface_sta_deauthenticate(wpa_s, buf + 15))
9174 reply_len = -1;
9175 } else if (os_strncmp(buf, "DISASSOCIATE ", 13) == 0) {
9176 if (ap_ctrl_iface_sta_disassociate(wpa_s, buf + 13))
9177 reply_len = -1;
9178 } else if (os_strncmp(buf, "CHAN_SWITCH ", 12) == 0) {
9179 if (ap_ctrl_iface_chanswitch(wpa_s, buf + 12))
9180 reply_len = -1;
9181 } else if (os_strcmp(buf, "STOP_AP") == 0) {
9182 if (wpas_ap_stop_ap(wpa_s))
9183 reply_len = -1;
9184 #endif /* CONFIG_AP */
9185 } else if (os_strcmp(buf, "SUSPEND") == 0) {
9186 wpas_notify_suspend(wpa_s->global);
9187 } else if (os_strcmp(buf, "RESUME") == 0) {
9188 wpas_notify_resume(wpa_s->global);
9189 #ifdef CONFIG_TESTING_OPTIONS
9190 } else if (os_strcmp(buf, "DROP_SA") == 0) {
9191 wpa_supplicant_ctrl_iface_drop_sa(wpa_s);
9192 #endif /* CONFIG_TESTING_OPTIONS */
9193 } else if (os_strncmp(buf, "ROAM ", 5) == 0) {
9194 if (wpa_supplicant_ctrl_iface_roam(wpa_s, buf + 5))
9195 reply_len = -1;
9196 } else if (os_strncmp(buf, "STA_AUTOCONNECT ", 16) == 0) {
9197 wpa_s->auto_reconnect_disabled = atoi(buf + 16) == 0;
9198 } else if (os_strncmp(buf, "BSS_EXPIRE_AGE ", 15) == 0) {
9199 if (wpa_supplicant_ctrl_iface_bss_expire_age(wpa_s, buf + 15))
9200 reply_len = -1;
9201 } else if (os_strncmp(buf, "BSS_EXPIRE_COUNT ", 17) == 0) {
9202 if (wpa_supplicant_ctrl_iface_bss_expire_count(wpa_s,
9203 buf + 17))
9204 reply_len = -1;
9205 } else if (os_strncmp(buf, "BSS_FLUSH ", 10) == 0) {
9206 wpa_supplicant_ctrl_iface_bss_flush(wpa_s, buf + 10);
9207 #ifdef CONFIG_TDLS
9208 } else if (os_strncmp(buf, "TDLS_DISCOVER ", 14) == 0) {
9209 if (wpa_supplicant_ctrl_iface_tdls_discover(wpa_s, buf + 14))
9210 reply_len = -1;
9211 } else if (os_strncmp(buf, "TDLS_SETUP ", 11) == 0) {
9212 if (wpa_supplicant_ctrl_iface_tdls_setup(wpa_s, buf + 11))
9213 reply_len = -1;
9214 } else if (os_strncmp(buf, "TDLS_TEARDOWN ", 14) == 0) {
9215 if (wpa_supplicant_ctrl_iface_tdls_teardown(wpa_s, buf + 14))
9216 reply_len = -1;
9217 } else if (os_strncmp(buf, "TDLS_CHAN_SWITCH ", 17) == 0) {
9218 if (wpa_supplicant_ctrl_iface_tdls_chan_switch(wpa_s,
9219 buf + 17))
9220 reply_len = -1;
9221 } else if (os_strncmp(buf, "TDLS_CANCEL_CHAN_SWITCH ", 24) == 0) {
9222 if (wpa_supplicant_ctrl_iface_tdls_cancel_chan_switch(wpa_s,
9223 buf + 24))
9224 reply_len = -1;
9225 } else if (os_strncmp(buf, "TDLS_LINK_STATUS ", 17) == 0) {
9226 reply_len = wpa_supplicant_ctrl_iface_tdls_link_status(
9227 wpa_s, buf + 17, reply, reply_size);
9228 #endif /* CONFIG_TDLS */
9229 } else if (os_strcmp(buf, "WMM_AC_STATUS") == 0) {
9230 reply_len = wpas_wmm_ac_status(wpa_s, reply, reply_size);
9231 } else if (os_strncmp(buf, "WMM_AC_ADDTS ", 13) == 0) {
9232 if (wmm_ac_ctrl_addts(wpa_s, buf + 13))
9233 reply_len = -1;
9234 } else if (os_strncmp(buf, "WMM_AC_DELTS ", 13) == 0) {
9235 if (wmm_ac_ctrl_delts(wpa_s, buf + 13))
9236 reply_len = -1;
9237 } else if (os_strncmp(buf, "SIGNAL_POLL", 11) == 0) {
9238 reply_len = wpa_supplicant_signal_poll(wpa_s, reply,
9239 reply_size);
9240 } else if (os_strncmp(buf, "SIGNAL_MONITOR", 14) == 0) {
9241 if (wpas_ctrl_iface_signal_monitor(wpa_s, buf + 14))
9242 reply_len = -1;
9243 } else if (os_strncmp(buf, "PKTCNT_POLL", 11) == 0) {
9244 reply_len = wpa_supplicant_pktcnt_poll(wpa_s, reply,
9245 reply_size);
9246 #ifdef CONFIG_AUTOSCAN
9247 } else if (os_strncmp(buf, "AUTOSCAN ", 9) == 0) {
9248 if (wpa_supplicant_ctrl_iface_autoscan(wpa_s, buf + 9))
9249 reply_len = -1;
9250 #endif /* CONFIG_AUTOSCAN */
9251 } else if (os_strcmp(buf, "DRIVER_FLAGS") == 0) {
9252 reply_len = wpas_ctrl_iface_driver_flags(wpa_s, reply,
9253 reply_size);
9254 #ifdef ANDROID
9255 } else if (os_strncmp(buf, "DRIVER ", 7) == 0) {
9256 reply_len = wpa_supplicant_driver_cmd(wpa_s, buf + 7, reply,
9257 reply_size);
9258 #endif /* ANDROID */
9259 } else if (os_strncmp(buf, "VENDOR ", 7) == 0) {
9260 reply_len = wpa_supplicant_vendor_cmd(wpa_s, buf + 7, reply,
9261 reply_size);
9262 } else if (os_strcmp(buf, "REAUTHENTICATE") == 0) {
9263 pmksa_cache_clear_current(wpa_s->wpa);
9264 eapol_sm_request_reauth(wpa_s->eapol);
9265 #ifdef CONFIG_WNM
9266 } else if (os_strncmp(buf, "WNM_SLEEP ", 10) == 0) {
9267 if (wpas_ctrl_iface_wnm_sleep(wpa_s, buf + 10))
9268 reply_len = -1;
9269 } else if (os_strncmp(buf, "WNM_BSS_QUERY ", 14) == 0) {
9270 if (wpas_ctrl_iface_wnm_bss_query(wpa_s, buf + 14))
9271 reply_len = -1;
9272 #endif /* CONFIG_WNM */
9273 } else if (os_strcmp(buf, "FLUSH") == 0) {
9274 wpa_supplicant_ctrl_iface_flush(wpa_s);
9275 } else if (os_strncmp(buf, "RADIO_WORK ", 11) == 0) {
9276 reply_len = wpas_ctrl_radio_work(wpa_s, buf + 11, reply,
9277 reply_size);
9278 #ifdef CONFIG_TESTING_OPTIONS
9279 } else if (os_strncmp(buf, "MGMT_TX ", 8) == 0) {
9280 if (wpas_ctrl_iface_mgmt_tx(wpa_s, buf + 8) < 0)
9281 reply_len = -1;
9282 } else if (os_strcmp(buf, "MGMT_TX_DONE") == 0) {
9283 wpas_ctrl_iface_mgmt_tx_done(wpa_s);
9284 } else if (os_strncmp(buf, "MGMT_RX_PROCESS ", 16) == 0) {
9285 if (wpas_ctrl_iface_mgmt_rx_process(wpa_s, buf + 16) < 0)
9286 reply_len = -1;
9287 } else if (os_strncmp(buf, "DRIVER_EVENT ", 13) == 0) {
9288 if (wpas_ctrl_iface_driver_event(wpa_s, buf + 13) < 0)
9289 reply_len = -1;
9290 } else if (os_strncmp(buf, "EAPOL_RX ", 9) == 0) {
9291 if (wpas_ctrl_iface_eapol_rx(wpa_s, buf + 9) < 0)
9292 reply_len = -1;
9293 } else if (os_strncmp(buf, "DATA_TEST_CONFIG ", 17) == 0) {
9294 if (wpas_ctrl_iface_data_test_config(wpa_s, buf + 17) < 0)
9295 reply_len = -1;
9296 } else if (os_strncmp(buf, "DATA_TEST_TX ", 13) == 0) {
9297 if (wpas_ctrl_iface_data_test_tx(wpa_s, buf + 13) < 0)
9298 reply_len = -1;
9299 } else if (os_strncmp(buf, "DATA_TEST_FRAME ", 16) == 0) {
9300 if (wpas_ctrl_iface_data_test_frame(wpa_s, buf + 16) < 0)
9301 reply_len = -1;
9302 } else if (os_strncmp(buf, "TEST_ALLOC_FAIL ", 16) == 0) {
9303 if (wpas_ctrl_test_alloc_fail(wpa_s, buf + 16) < 0)
9304 reply_len = -1;
9305 } else if (os_strcmp(buf, "GET_ALLOC_FAIL") == 0) {
9306 reply_len = wpas_ctrl_get_alloc_fail(wpa_s, reply, reply_size);
9307 } else if (os_strncmp(buf, "TEST_FAIL ", 10) == 0) {
9308 if (wpas_ctrl_test_fail(wpa_s, buf + 10) < 0)
9309 reply_len = -1;
9310 } else if (os_strcmp(buf, "GET_FAIL") == 0) {
9311 reply_len = wpas_ctrl_get_fail(wpa_s, reply, reply_size);
9312 } else if (os_strncmp(buf, "EVENT_TEST ", 11) == 0) {
9313 if (wpas_ctrl_event_test(wpa_s, buf + 11) < 0)
9314 reply_len = -1;
9315 } else if (os_strncmp(buf, "TEST_ASSOC_IE ", 14) == 0) {
9316 if (wpas_ctrl_test_assoc_ie(wpa_s, buf + 14) < 0)
9317 reply_len = -1;
9318 #endif /* CONFIG_TESTING_OPTIONS */
9319 } else if (os_strncmp(buf, "VENDOR_ELEM_ADD ", 16) == 0) {
9320 if (wpas_ctrl_vendor_elem_add(wpa_s, buf + 16) < 0)
9321 reply_len = -1;
9322 } else if (os_strncmp(buf, "VENDOR_ELEM_GET ", 16) == 0) {
9323 reply_len = wpas_ctrl_vendor_elem_get(wpa_s, buf + 16, reply,
9324 reply_size);
9325 } else if (os_strncmp(buf, "VENDOR_ELEM_REMOVE ", 19) == 0) {
9326 if (wpas_ctrl_vendor_elem_remove(wpa_s, buf + 19) < 0)
9327 reply_len = -1;
9328 } else if (os_strncmp(buf, "NEIGHBOR_REP_REQUEST", 20) == 0) {
9329 if (wpas_ctrl_iface_send_neighbor_rep(wpa_s, buf + 20))
9330 reply_len = -1;
9331 } else if (os_strcmp(buf, "ERP_FLUSH") == 0) {
9332 wpas_ctrl_iface_erp_flush(wpa_s);
9333 } else if (os_strncmp(buf, "MAC_RAND_SCAN ", 14) == 0) {
9334 if (wpas_ctrl_iface_mac_rand_scan(wpa_s, buf + 14))
9335 reply_len = -1;
9336 } else if (os_strncmp(buf, "GET_PREF_FREQ_LIST ", 19) == 0) {
9337 reply_len = wpas_ctrl_iface_get_pref_freq_list(
9338 wpa_s, buf + 19, reply, reply_size);
9339 } else {
9340 os_memcpy(reply, "UNKNOWN COMMAND\n", 16);
9341 reply_len = 16;
9342 }
9343
9344 if (reply_len < 0) {
9345 os_memcpy(reply, "FAIL\n", 5);
9346 reply_len = 5;
9347 }
9348
9349 *resp_len = reply_len;
9350 return reply;
9351 }
9352
9353
9354 static int wpa_supplicant_global_iface_add(struct wpa_global *global,
9355 char *cmd)
9356 {
9357 struct wpa_interface iface;
9358 char *pos, *extra;
9359 struct wpa_supplicant *wpa_s;
9360 unsigned int create_iface = 0;
9361 u8 mac_addr[ETH_ALEN];
9362 enum wpa_driver_if_type type = WPA_IF_STATION;
9363
9364 /*
9365 * <ifname>TAB<confname>TAB<driver>TAB<ctrl_interface>TAB<driver_param>
9366 * TAB<bridge_ifname>[TAB<create>[TAB<interface_type>]]
9367 */
9368 wpa_printf(MSG_DEBUG, "CTRL_IFACE GLOBAL INTERFACE_ADD '%s'", cmd);
9369
9370 os_memset(&iface, 0, sizeof(iface));
9371
9372 do {
9373 iface.ifname = pos = cmd;
9374 pos = os_strchr(pos, '\t');
9375 if (pos)
9376 *pos++ = '\0';
9377 if (iface.ifname[0] == '\0')
9378 return -1;
9379 if (pos == NULL)
9380 break;
9381
9382 iface.confname = pos;
9383 pos = os_strchr(pos, '\t');
9384 if (pos)
9385 *pos++ = '\0';
9386 if (iface.confname[0] == '\0')
9387 iface.confname = NULL;
9388 if (pos == NULL)
9389 break;
9390
9391 iface.driver = pos;
9392 pos = os_strchr(pos, '\t');
9393 if (pos)
9394 *pos++ = '\0';
9395 if (iface.driver[0] == '\0')
9396 iface.driver = NULL;
9397 if (pos == NULL)
9398 break;
9399
9400 iface.ctrl_interface = pos;
9401 pos = os_strchr(pos, '\t');
9402 if (pos)
9403 *pos++ = '\0';
9404 if (iface.ctrl_interface[0] == '\0')
9405 iface.ctrl_interface = NULL;
9406 if (pos == NULL)
9407 break;
9408
9409 iface.driver_param = pos;
9410 pos = os_strchr(pos, '\t');
9411 if (pos)
9412 *pos++ = '\0';
9413 if (iface.driver_param[0] == '\0')
9414 iface.driver_param = NULL;
9415 if (pos == NULL)
9416 break;
9417
9418 iface.bridge_ifname = pos;
9419 pos = os_strchr(pos, '\t');
9420 if (pos)
9421 *pos++ = '\0';
9422 if (iface.bridge_ifname[0] == '\0')
9423 iface.bridge_ifname = NULL;
9424 if (pos == NULL)
9425 break;
9426
9427 extra = pos;
9428 pos = os_strchr(pos, '\t');
9429 if (pos)
9430 *pos++ = '\0';
9431 if (!extra[0])
9432 break;
9433
9434 if (os_strcmp(extra, "create") == 0) {
9435 create_iface = 1;
9436 if (!pos)
9437 break;
9438
9439 if (os_strcmp(pos, "sta") == 0) {
9440 type = WPA_IF_STATION;
9441 } else if (os_strcmp(pos, "ap") == 0) {
9442 type = WPA_IF_AP_BSS;
9443 } else {
9444 wpa_printf(MSG_DEBUG,
9445 "INTERFACE_ADD unsupported interface type: '%s'",
9446 pos);
9447 return -1;
9448 }
9449 } else {
9450 wpa_printf(MSG_DEBUG,
9451 "INTERFACE_ADD unsupported extra parameter: '%s'",
9452 extra);
9453 return -1;
9454 }
9455 } while (0);
9456
9457 if (create_iface) {
9458 wpa_printf(MSG_DEBUG, "CTRL_IFACE creating interface '%s'",
9459 iface.ifname);
9460 if (!global->ifaces)
9461 return -1;
9462 if (wpa_drv_if_add(global->ifaces, type, iface.ifname,
9463 NULL, NULL, NULL, mac_addr, NULL) < 0) {
9464 wpa_printf(MSG_ERROR,
9465 "CTRL_IFACE interface creation failed");
9466 return -1;
9467 }
9468
9469 wpa_printf(MSG_DEBUG,
9470 "CTRL_IFACE interface '%s' created with MAC addr: "
9471 MACSTR, iface.ifname, MAC2STR(mac_addr));
9472 }
9473
9474 if (wpa_supplicant_get_iface(global, iface.ifname))
9475 goto fail;
9476
9477 wpa_s = wpa_supplicant_add_iface(global, &iface, NULL);
9478 if (!wpa_s)
9479 goto fail;
9480 wpa_s->added_vif = create_iface;
9481 return 0;
9482
9483 fail:
9484 if (create_iface)
9485 wpa_drv_if_remove(global->ifaces, WPA_IF_STATION, iface.ifname);
9486 return -1;
9487 }
9488
9489
9490 static int wpa_supplicant_global_iface_remove(struct wpa_global *global,
9491 char *cmd)
9492 {
9493 struct wpa_supplicant *wpa_s;
9494 int ret;
9495 unsigned int delete_iface;
9496
9497 wpa_printf(MSG_DEBUG, "CTRL_IFACE GLOBAL INTERFACE_REMOVE '%s'", cmd);
9498
9499 wpa_s = wpa_supplicant_get_iface(global, cmd);
9500 if (wpa_s == NULL)
9501 return -1;
9502 delete_iface = wpa_s->added_vif;
9503 ret = wpa_supplicant_remove_iface(global, wpa_s, 0);
9504 if (!ret && delete_iface) {
9505 wpa_printf(MSG_DEBUG, "CTRL_IFACE deleting the interface '%s'",
9506 cmd);
9507 ret = wpa_drv_if_remove(global->ifaces, WPA_IF_STATION, cmd);
9508 }
9509 return ret;
9510 }
9511
9512
9513 static void wpa_free_iface_info(struct wpa_interface_info *iface)
9514 {
9515 struct wpa_interface_info *prev;
9516
9517 while (iface) {
9518 prev = iface;
9519 iface = iface->next;
9520
9521 os_free(prev->ifname);
9522 os_free(prev->desc);
9523 os_free(prev);
9524 }
9525 }
9526
9527
9528 static int wpa_supplicant_global_iface_list(struct wpa_global *global,
9529 char *buf, int len)
9530 {
9531 int i, res;
9532 struct wpa_interface_info *iface = NULL, *last = NULL, *tmp;
9533 char *pos, *end;
9534
9535 for (i = 0; wpa_drivers[i]; i++) {
9536 const struct wpa_driver_ops *drv = wpa_drivers[i];
9537 if (drv->get_interfaces == NULL)
9538 continue;
9539 tmp = drv->get_interfaces(global->drv_priv[i]);
9540 if (tmp == NULL)
9541 continue;
9542
9543 if (last == NULL)
9544 iface = last = tmp;
9545 else
9546 last->next = tmp;
9547 while (last->next)
9548 last = last->next;
9549 }
9550
9551 pos = buf;
9552 end = buf + len;
9553 for (tmp = iface; tmp; tmp = tmp->next) {
9554 res = os_snprintf(pos, end - pos, "%s\t%s\t%s\n",
9555 tmp->drv_name, tmp->ifname,
9556 tmp->desc ? tmp->desc : "");
9557 if (os_snprintf_error(end - pos, res)) {
9558 *pos = '\0';
9559 break;
9560 }
9561 pos += res;
9562 }
9563
9564 wpa_free_iface_info(iface);
9565
9566 return pos - buf;
9567 }
9568
9569
9570 static int wpa_supplicant_global_iface_interfaces(struct wpa_global *global,
9571 const char *input,
9572 char *buf, int len)
9573 {
9574 int res;
9575 char *pos, *end;
9576 struct wpa_supplicant *wpa_s;
9577 int show_ctrl = 0;
9578
9579 if (input)
9580 show_ctrl = !!os_strstr(input, "ctrl");
9581
9582 wpa_s = global->ifaces;
9583 pos = buf;
9584 end = buf + len;
9585
9586 while (wpa_s) {
9587 if (show_ctrl)
9588 res = os_snprintf(pos, end - pos, "%s ctrl_iface=%s\n",
9589 wpa_s->ifname,
9590 wpa_s->conf->ctrl_interface ?
9591 wpa_s->conf->ctrl_interface : "N/A");
9592 else
9593 res = os_snprintf(pos, end - pos, "%s\n",
9594 wpa_s->ifname);
9595
9596 if (os_snprintf_error(end - pos, res)) {
9597 *pos = '\0';
9598 break;
9599 }
9600 pos += res;
9601 wpa_s = wpa_s->next;
9602 }
9603 return pos - buf;
9604 }
9605
9606
9607 static char * wpas_global_ctrl_iface_ifname(struct wpa_global *global,
9608 const char *ifname,
9609 char *cmd, size_t *resp_len)
9610 {
9611 struct wpa_supplicant *wpa_s;
9612
9613 for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next) {
9614 if (os_strcmp(ifname, wpa_s->ifname) == 0)
9615 break;
9616 }
9617
9618 if (wpa_s == NULL) {
9619 char *resp = os_strdup("FAIL-NO-IFNAME-MATCH\n");
9620 if (resp)
9621 *resp_len = os_strlen(resp);
9622 else
9623 *resp_len = 1;
9624 return resp;
9625 }
9626
9627 return wpa_supplicant_ctrl_iface_process(wpa_s, cmd, resp_len);
9628 }
9629
9630
9631 static char * wpas_global_ctrl_iface_redir_p2p(struct wpa_global *global,
9632 char *buf, size_t *resp_len)
9633 {
9634 #ifdef CONFIG_P2P
9635 static const char * cmd[] = {
9636 "LIST_NETWORKS",
9637 "P2P_FIND",
9638 "P2P_STOP_FIND",
9639 "P2P_LISTEN",
9640 "P2P_GROUP_ADD",
9641 "P2P_GET_PASSPHRASE",
9642 "P2P_SERVICE_UPDATE",
9643 "P2P_SERVICE_FLUSH",
9644 "P2P_FLUSH",
9645 "P2P_CANCEL",
9646 "P2P_PRESENCE_REQ",
9647 "P2P_EXT_LISTEN",
9648 NULL
9649 };
9650 static const char * prefix[] = {
9651 #ifdef ANDROID
9652 "DRIVER ",
9653 #endif /* ANDROID */
9654 "GET_NETWORK ",
9655 "REMOVE_NETWORK ",
9656 "P2P_FIND ",
9657 "P2P_CONNECT ",
9658 "P2P_LISTEN ",
9659 "P2P_GROUP_REMOVE ",
9660 "P2P_GROUP_ADD ",
9661 "P2P_GROUP_MEMBER ",
9662 "P2P_PROV_DISC ",
9663 "P2P_SERV_DISC_REQ ",
9664 "P2P_SERV_DISC_CANCEL_REQ ",
9665 "P2P_SERV_DISC_RESP ",
9666 "P2P_SERV_DISC_EXTERNAL ",
9667 "P2P_SERVICE_ADD ",
9668 "P2P_SERVICE_DEL ",
9669 "P2P_SERVICE_REP ",
9670 "P2P_REJECT ",
9671 "P2P_INVITE ",
9672 "P2P_PEER ",
9673 "P2P_SET ",
9674 "P2P_UNAUTHORIZE ",
9675 "P2P_PRESENCE_REQ ",
9676 "P2P_EXT_LISTEN ",
9677 "P2P_REMOVE_CLIENT ",
9678 "WPS_NFC_TOKEN ",
9679 "WPS_NFC_TAG_READ ",
9680 "NFC_GET_HANDOVER_SEL ",
9681 "NFC_GET_HANDOVER_REQ ",
9682 "NFC_REPORT_HANDOVER ",
9683 "P2P_ASP_PROVISION ",
9684 "P2P_ASP_PROVISION_RESP ",
9685 NULL
9686 };
9687 int found = 0;
9688 int i;
9689
9690 if (global->p2p_init_wpa_s == NULL)
9691 return NULL;
9692
9693 for (i = 0; !found && cmd[i]; i++) {
9694 if (os_strcmp(buf, cmd[i]) == 0)
9695 found = 1;
9696 }
9697
9698 for (i = 0; !found && prefix[i]; i++) {
9699 if (os_strncmp(buf, prefix[i], os_strlen(prefix[i])) == 0)
9700 found = 1;
9701 }
9702
9703 if (found)
9704 return wpa_supplicant_ctrl_iface_process(global->p2p_init_wpa_s,
9705 buf, resp_len);
9706 #endif /* CONFIG_P2P */
9707 return NULL;
9708 }
9709
9710
9711 static char * wpas_global_ctrl_iface_redir_wfd(struct wpa_global *global,
9712 char *buf, size_t *resp_len)
9713 {
9714 #ifdef CONFIG_WIFI_DISPLAY
9715 if (global->p2p_init_wpa_s == NULL)
9716 return NULL;
9717 if (os_strncmp(buf, "WFD_SUBELEM_SET ", 16) == 0 ||
9718 os_strncmp(buf, "WFD_SUBELEM_GET ", 16) == 0)
9719 return wpa_supplicant_ctrl_iface_process(global->p2p_init_wpa_s,
9720 buf, resp_len);
9721 #endif /* CONFIG_WIFI_DISPLAY */
9722 return NULL;
9723 }
9724
9725
9726 static char * wpas_global_ctrl_iface_redir(struct wpa_global *global,
9727 char *buf, size_t *resp_len)
9728 {
9729 char *ret;
9730
9731 ret = wpas_global_ctrl_iface_redir_p2p(global, buf, resp_len);
9732 if (ret)
9733 return ret;
9734
9735 ret = wpas_global_ctrl_iface_redir_wfd(global, buf, resp_len);
9736 if (ret)
9737 return ret;
9738
9739 return NULL;
9740 }
9741
9742
9743 static int wpas_global_ctrl_iface_set(struct wpa_global *global, char *cmd)
9744 {
9745 char *value;
9746
9747 value = os_strchr(cmd, ' ');
9748 if (value == NULL)
9749 return -1;
9750 *value++ = '\0';
9751
9752 wpa_printf(MSG_DEBUG, "GLOBAL_CTRL_IFACE SET '%s'='%s'", cmd, value);
9753
9754 #ifdef CONFIG_WIFI_DISPLAY
9755 if (os_strcasecmp(cmd, "wifi_display") == 0) {
9756 wifi_display_enable(global, !!atoi(value));
9757 return 0;
9758 }
9759 #endif /* CONFIG_WIFI_DISPLAY */
9760
9761 /* Restore cmd to its original value to allow redirection */
9762 value[-1] = ' ';
9763
9764 return -1;
9765 }
9766
9767
9768 static int wpas_global_ctrl_iface_dup_network(struct wpa_global *global,
9769 char *cmd)
9770 {
9771 struct wpa_supplicant *wpa_s[2]; /* src, dst */
9772 char *p;
9773 unsigned int i;
9774
9775 /* cmd: "<src ifname> <dst ifname> <src network id> <dst network id>
9776 * <variable name> */
9777
9778 for (i = 0; i < ARRAY_SIZE(wpa_s) ; i++) {
9779 p = os_strchr(cmd, ' ');
9780 if (p == NULL)
9781 return -1;
9782 *p = '\0';
9783
9784 wpa_s[i] = global->ifaces;
9785 for (; wpa_s[i]; wpa_s[i] = wpa_s[i]->next) {
9786 if (os_strcmp(cmd, wpa_s[i]->ifname) == 0)
9787 break;
9788 }
9789
9790 if (!wpa_s[i]) {
9791 wpa_printf(MSG_DEBUG,
9792 "CTRL_IFACE: Could not find iface=%s", cmd);
9793 return -1;
9794 }
9795
9796 cmd = p + 1;
9797 }
9798
9799 return wpa_supplicant_ctrl_iface_dup_network(wpa_s[0], cmd, wpa_s[1]);
9800 }
9801
9802
9803 #ifndef CONFIG_NO_CONFIG_WRITE
9804 static int wpas_global_ctrl_iface_save_config(struct wpa_global *global)
9805 {
9806 int ret = 0, saved = 0;
9807 struct wpa_supplicant *wpa_s;
9808
9809 for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next) {
9810 if (!wpa_s->conf->update_config) {
9811 wpa_dbg(wpa_s, MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Not allowed to update configuration (update_config=0)");
9812 continue;
9813 }
9814
9815 if (wpa_config_write(wpa_s->confname, wpa_s->conf)) {
9816 wpa_dbg(wpa_s, MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Failed to update configuration");
9817 ret = 1;
9818 } else {
9819 wpa_dbg(wpa_s, MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Configuration updated");
9820 saved++;
9821 }
9822 }
9823
9824 if (!saved && !ret) {
9825 wpa_dbg(wpa_s, MSG_DEBUG,
9826 "CTRL_IFACE: SAVE_CONFIG - No configuration files could be updated");
9827 ret = 1;
9828 }
9829
9830 return ret;
9831 }
9832 #endif /* CONFIG_NO_CONFIG_WRITE */
9833
9834
9835 static int wpas_global_ctrl_iface_status(struct wpa_global *global,
9836 char *buf, size_t buflen)
9837 {
9838 char *pos, *end;
9839 int ret;
9840 struct wpa_supplicant *wpa_s;
9841
9842 pos = buf;
9843 end = buf + buflen;
9844
9845 #ifdef CONFIG_P2P
9846 if (global->p2p && !global->p2p_disabled) {
9847 ret = os_snprintf(pos, end - pos, "p2p_device_address=" MACSTR
9848 "\n"
9849 "p2p_state=%s\n",
9850 MAC2STR(global->p2p_dev_addr),
9851 p2p_get_state_txt(global->p2p));
9852 if (os_snprintf_error(end - pos, ret))
9853 return pos - buf;
9854 pos += ret;
9855 } else if (global->p2p) {
9856 ret = os_snprintf(pos, end - pos, "p2p_state=DISABLED\n");
9857 if (os_snprintf_error(end - pos, ret))
9858 return pos - buf;
9859 pos += ret;
9860 }
9861 #endif /* CONFIG_P2P */
9862
9863 #ifdef CONFIG_WIFI_DISPLAY
9864 ret = os_snprintf(pos, end - pos, "wifi_display=%d\n",
9865 !!global->wifi_display);
9866 if (os_snprintf_error(end - pos, ret))
9867 return pos - buf;
9868 pos += ret;
9869 #endif /* CONFIG_WIFI_DISPLAY */
9870
9871 for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next) {
9872 ret = os_snprintf(pos, end - pos, "ifname=%s\n"
9873 "address=" MACSTR "\n",
9874 wpa_s->ifname, MAC2STR(wpa_s->own_addr));
9875 if (os_snprintf_error(end - pos, ret))
9876 return pos - buf;
9877 pos += ret;
9878 }
9879
9880 return pos - buf;
9881 }
9882
9883
9884 #ifdef CONFIG_FST
9885
9886 static int wpas_global_ctrl_iface_fst_attach(struct wpa_global *global,
9887 char *cmd, char *buf,
9888 size_t reply_size)
9889 {
9890 char ifname[IFNAMSIZ + 1];
9891 struct fst_iface_cfg cfg;
9892 struct wpa_supplicant *wpa_s;
9893 struct fst_wpa_obj iface_obj;
9894
9895 if (!fst_parse_attach_command(cmd, ifname, sizeof(ifname), &cfg)) {
9896 wpa_s = wpa_supplicant_get_iface(global, ifname);
9897 if (wpa_s) {
9898 if (wpa_s->fst) {
9899 wpa_printf(MSG_INFO, "FST: Already attached");
9900 return -1;
9901 }
9902 fst_wpa_supplicant_fill_iface_obj(wpa_s, &iface_obj);
9903 wpa_s->fst = fst_attach(ifname, wpa_s->own_addr,
9904 &iface_obj, &cfg);
9905 if (wpa_s->fst)
9906 return os_snprintf(buf, reply_size, "OK\n");
9907 }
9908 }
9909
9910 return -1;
9911 }
9912
9913
9914 static int wpas_global_ctrl_iface_fst_detach(struct wpa_global *global,
9915 char *cmd, char *buf,
9916 size_t reply_size)
9917 {
9918 char ifname[IFNAMSIZ + 1];
9919 struct wpa_supplicant *wpa_s;
9920
9921 if (!fst_parse_detach_command(cmd, ifname, sizeof(ifname))) {
9922 wpa_s = wpa_supplicant_get_iface(global, ifname);
9923 if (wpa_s) {
9924 if (!fst_iface_detach(ifname)) {
9925 wpa_s->fst = NULL;
9926 return os_snprintf(buf, reply_size, "OK\n");
9927 }
9928 }
9929 }
9930
9931 return -1;
9932 }
9933
9934 #endif /* CONFIG_FST */
9935
9936
9937 char * wpa_supplicant_global_ctrl_iface_process(struct wpa_global *global,
9938 char *buf, size_t *resp_len)
9939 {
9940 char *reply;
9941 const int reply_size = 2048;
9942 int reply_len;
9943 int level = MSG_DEBUG;
9944
9945 if (os_strncmp(buf, "IFNAME=", 7) == 0) {
9946 char *pos = os_strchr(buf + 7, ' ');
9947 if (pos) {
9948 *pos++ = '\0';
9949 return wpas_global_ctrl_iface_ifname(global,
9950 buf + 7, pos,
9951 resp_len);
9952 }
9953 }
9954
9955 reply = wpas_global_ctrl_iface_redir(global, buf, resp_len);
9956 if (reply)
9957 return reply;
9958
9959 if (os_strcmp(buf, "PING") == 0)
9960 level = MSG_EXCESSIVE;
9961 wpa_hexdump_ascii(level, "RX global ctrl_iface",
9962 (const u8 *) buf, os_strlen(buf));
9963
9964 reply = os_malloc(reply_size);
9965 if (reply == NULL) {
9966 *resp_len = 1;
9967 return NULL;
9968 }
9969
9970 os_memcpy(reply, "OK\n", 3);
9971 reply_len = 3;
9972
9973 if (os_strcmp(buf, "PING") == 0) {
9974 os_memcpy(reply, "PONG\n", 5);
9975 reply_len = 5;
9976 } else if (os_strncmp(buf, "INTERFACE_ADD ", 14) == 0) {
9977 if (wpa_supplicant_global_iface_add(global, buf + 14))
9978 reply_len = -1;
9979 } else if (os_strncmp(buf, "INTERFACE_REMOVE ", 17) == 0) {
9980 if (wpa_supplicant_global_iface_remove(global, buf + 17))
9981 reply_len = -1;
9982 } else if (os_strcmp(buf, "INTERFACE_LIST") == 0) {
9983 reply_len = wpa_supplicant_global_iface_list(
9984 global, reply, reply_size);
9985 } else if (os_strncmp(buf, "INTERFACES", 10) == 0) {
9986 reply_len = wpa_supplicant_global_iface_interfaces(
9987 global, buf + 10, reply, reply_size);
9988 #ifdef CONFIG_FST
9989 } else if (os_strncmp(buf, "FST-ATTACH ", 11) == 0) {
9990 reply_len = wpas_global_ctrl_iface_fst_attach(global, buf + 11,
9991 reply,
9992 reply_size);
9993 } else if (os_strncmp(buf, "FST-DETACH ", 11) == 0) {
9994 reply_len = wpas_global_ctrl_iface_fst_detach(global, buf + 11,
9995 reply,
9996 reply_size);
9997 } else if (os_strncmp(buf, "FST-MANAGER ", 12) == 0) {
9998 reply_len = fst_ctrl_iface_receive(buf + 12, reply, reply_size);
9999 #endif /* CONFIG_FST */
10000 } else if (os_strcmp(buf, "TERMINATE") == 0) {
10001 wpa_supplicant_terminate_proc(global);
10002 } else if (os_strcmp(buf, "SUSPEND") == 0) {
10003 wpas_notify_suspend(global);
10004 } else if (os_strcmp(buf, "RESUME") == 0) {
10005 wpas_notify_resume(global);
10006 } else if (os_strncmp(buf, "SET ", 4) == 0) {
10007 if (wpas_global_ctrl_iface_set(global, buf + 4)) {
10008 #ifdef CONFIG_P2P
10009 if (global->p2p_init_wpa_s) {
10010 os_free(reply);
10011 /* Check if P2P redirection would work for this
10012 * command. */
10013 return wpa_supplicant_ctrl_iface_process(
10014 global->p2p_init_wpa_s,
10015 buf, resp_len);
10016 }
10017 #endif /* CONFIG_P2P */
10018 reply_len = -1;
10019 }
10020 } else if (os_strncmp(buf, "DUP_NETWORK ", 12) == 0) {
10021 if (wpas_global_ctrl_iface_dup_network(global, buf + 12))
10022 reply_len = -1;
10023 #ifndef CONFIG_NO_CONFIG_WRITE
10024 } else if (os_strcmp(buf, "SAVE_CONFIG") == 0) {
10025 if (wpas_global_ctrl_iface_save_config(global))
10026 reply_len = -1;
10027 #endif /* CONFIG_NO_CONFIG_WRITE */
10028 } else if (os_strcmp(buf, "STATUS") == 0) {
10029 reply_len = wpas_global_ctrl_iface_status(global, reply,
10030 reply_size);
10031 #ifdef CONFIG_MODULE_TESTS
10032 } else if (os_strcmp(buf, "MODULE_TESTS") == 0) {
10033 if (wpas_module_tests() < 0)
10034 reply_len = -1;
10035 #endif /* CONFIG_MODULE_TESTS */
10036 } else if (os_strncmp(buf, "RELOG", 5) == 0) {
10037 if (wpa_debug_reopen_file() < 0)
10038 reply_len = -1;
10039 } else {
10040 os_memcpy(reply, "UNKNOWN COMMAND\n", 16);
10041 reply_len = 16;
10042 }
10043
10044 if (reply_len < 0) {
10045 os_memcpy(reply, "FAIL\n", 5);
10046 reply_len = 5;
10047 }
10048
10049 *resp_len = reply_len;
10050 return reply;
10051 }
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