1 /*
2 * WPA Supplicant / Control interface (shared code for all backends)
3 * Copyright (c) 2004-2019, 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 <netinet/ip.h>
12 #endif /* CONFIG_TESTING_OPTIONS */
13
14 #include <net/ethernet.h>
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 #ifdef CONFIG_DPP
24 #include "common/dpp.h"
25 #endif /* CONFIG_DPP */
26 #include "crypto/tls.h"
27 #include "ap/hostapd.h"
28 #include "eap_peer/eap.h"
29 #include "eapol_supp/eapol_supp_sm.h"
30 #include "rsn_supp/wpa.h"
31 #include "rsn_supp/preauth.h"
32 #include "rsn_supp/pmksa_cache.h"
33 #include "l2_packet/l2_packet.h"
34 #include "wps/wps.h"
35 #include "fst/fst.h"
36 #include "fst/fst_ctrl_iface.h"
37 #include "config.h"
38 #include "wpa_supplicant_i.h"
39 #include "driver_i.h"
40 #include "wps_supplicant.h"
41 #include "ibss_rsn.h"
42 #include "ap.h"
43 #include "p2p_supplicant.h"
44 #include "p2p/p2p.h"
45 #include "hs20_supplicant.h"
46 #include "wifi_display.h"
47 #include "notify.h"
48 #include "bss.h"
49 #include "scan.h"
50 #include "ctrl_iface.h"
51 #include "interworking.h"
52 #include "blacklist.h"
53 #include "autoscan.h"
54 #include "wnm_sta.h"
55 #include "offchannel.h"
56 #include "drivers/driver.h"
57 #include "mesh.h"
58 #include "dpp_supplicant.h"
59 #include "sme.h"
60
61 static int wpa_supplicant_global_iface_list(struct wpa_global *global,
62 char *buf, int len);
63 static int wpa_supplicant_global_iface_interfaces(struct wpa_global *global,
64 const char *input,
65 char *buf, int len);
66 static int * freq_range_to_channel_list(struct wpa_supplicant *wpa_s,
67 char *val);
68
69
set_bssid_filter(struct wpa_supplicant * wpa_s,char * val)70 static int set_bssid_filter(struct wpa_supplicant *wpa_s, char *val)
71 {
72 char *pos;
73 u8 addr[ETH_ALEN], *filter = NULL, *n;
74 size_t count = 0;
75
76 pos = val;
77 while (pos) {
78 if (*pos == '\0')
79 break;
80 if (hwaddr_aton(pos, addr)) {
81 os_free(filter);
82 return -1;
83 }
84 n = os_realloc_array(filter, count + 1, ETH_ALEN);
85 if (n == NULL) {
86 os_free(filter);
87 return -1;
88 }
89 filter = n;
90 os_memcpy(filter + count * ETH_ALEN, addr, ETH_ALEN);
91 count++;
92
93 pos = os_strchr(pos, ' ');
94 if (pos)
95 pos++;
96 }
97
98 wpa_hexdump(MSG_DEBUG, "bssid_filter", filter, count * ETH_ALEN);
99 os_free(wpa_s->bssid_filter);
100 wpa_s->bssid_filter = filter;
101 wpa_s->bssid_filter_count = count;
102
103 return 0;
104 }
105
106
set_disallow_aps(struct wpa_supplicant * wpa_s,char * val)107 static int set_disallow_aps(struct wpa_supplicant *wpa_s, char *val)
108 {
109 char *pos;
110 u8 addr[ETH_ALEN], *bssid = NULL, *n;
111 struct wpa_ssid_value *ssid = NULL, *ns;
112 size_t count = 0, ssid_count = 0;
113 struct wpa_ssid *c;
114
115 /*
116 * disallow_list ::= <ssid_spec> | <bssid_spec> | <disallow_list> | ""
117 * SSID_SPEC ::= ssid <SSID_HEX>
118 * BSSID_SPEC ::= bssid <BSSID_HEX>
119 */
120
121 pos = val;
122 while (pos) {
123 if (*pos == '\0')
124 break;
125 if (os_strncmp(pos, "bssid ", 6) == 0) {
126 int res;
127 pos += 6;
128 res = hwaddr_aton2(pos, addr);
129 if (res < 0) {
130 os_free(ssid);
131 os_free(bssid);
132 wpa_printf(MSG_DEBUG, "Invalid disallow_aps "
133 "BSSID value '%s'", pos);
134 return -1;
135 }
136 pos += res;
137 n = os_realloc_array(bssid, count + 1, ETH_ALEN);
138 if (n == NULL) {
139 os_free(ssid);
140 os_free(bssid);
141 return -1;
142 }
143 bssid = n;
144 os_memcpy(bssid + count * ETH_ALEN, addr, ETH_ALEN);
145 count++;
146 } else if (os_strncmp(pos, "ssid ", 5) == 0) {
147 char *end;
148 pos += 5;
149
150 end = pos;
151 while (*end) {
152 if (*end == '\0' || *end == ' ')
153 break;
154 end++;
155 }
156
157 ns = os_realloc_array(ssid, ssid_count + 1,
158 sizeof(struct wpa_ssid_value));
159 if (ns == NULL) {
160 os_free(ssid);
161 os_free(bssid);
162 return -1;
163 }
164 ssid = ns;
165
166 if ((end - pos) & 0x01 ||
167 end - pos > 2 * SSID_MAX_LEN ||
168 hexstr2bin(pos, ssid[ssid_count].ssid,
169 (end - pos) / 2) < 0) {
170 os_free(ssid);
171 os_free(bssid);
172 wpa_printf(MSG_DEBUG, "Invalid disallow_aps "
173 "SSID value '%s'", pos);
174 return -1;
175 }
176 ssid[ssid_count].ssid_len = (end - pos) / 2;
177 wpa_hexdump_ascii(MSG_DEBUG, "disallow_aps SSID",
178 ssid[ssid_count].ssid,
179 ssid[ssid_count].ssid_len);
180 ssid_count++;
181 pos = end;
182 } else {
183 wpa_printf(MSG_DEBUG, "Unexpected disallow_aps value "
184 "'%s'", pos);
185 os_free(ssid);
186 os_free(bssid);
187 return -1;
188 }
189
190 pos = os_strchr(pos, ' ');
191 if (pos)
192 pos++;
193 }
194
195 wpa_hexdump(MSG_DEBUG, "disallow_aps_bssid", bssid, count * ETH_ALEN);
196 os_free(wpa_s->disallow_aps_bssid);
197 wpa_s->disallow_aps_bssid = bssid;
198 wpa_s->disallow_aps_bssid_count = count;
199
200 wpa_printf(MSG_DEBUG, "disallow_aps_ssid_count %d", (int) ssid_count);
201 os_free(wpa_s->disallow_aps_ssid);
202 wpa_s->disallow_aps_ssid = ssid;
203 wpa_s->disallow_aps_ssid_count = ssid_count;
204
205 if (!wpa_s->current_ssid || wpa_s->wpa_state < WPA_AUTHENTICATING)
206 return 0;
207
208 c = wpa_s->current_ssid;
209 if (c->mode != WPAS_MODE_INFRA && c->mode != WPAS_MODE_IBSS)
210 return 0;
211
212 if (!disallowed_bssid(wpa_s, wpa_s->bssid) &&
213 !disallowed_ssid(wpa_s, c->ssid, c->ssid_len))
214 return 0;
215
216 wpa_printf(MSG_DEBUG, "Disconnect and try to find another network "
217 "because current AP was marked disallowed");
218
219 #ifdef CONFIG_SME
220 wpa_s->sme.prev_bssid_set = 0;
221 #endif /* CONFIG_SME */
222 wpa_s->reassociate = 1;
223 wpa_s->own_disconnect_req = 1;
224 wpa_supplicant_deauthenticate(wpa_s, WLAN_REASON_DEAUTH_LEAVING);
225 wpa_supplicant_req_scan(wpa_s, 0, 0);
226
227 return 0;
228 }
229
230
231 #ifndef CONFIG_NO_CONFIG_BLOBS
wpas_ctrl_set_blob(struct wpa_supplicant * wpa_s,char * pos)232 static int wpas_ctrl_set_blob(struct wpa_supplicant *wpa_s, char *pos)
233 {
234 char *name = pos;
235 struct wpa_config_blob *blob;
236 size_t len;
237
238 pos = os_strchr(pos, ' ');
239 if (pos == NULL)
240 return -1;
241 *pos++ = '\0';
242 len = os_strlen(pos);
243 if (len & 1)
244 return -1;
245
246 wpa_printf(MSG_DEBUG, "CTRL: Set blob '%s'", name);
247 blob = os_zalloc(sizeof(*blob));
248 if (blob == NULL)
249 return -1;
250 blob->name = os_strdup(name);
251 blob->data = os_malloc(len / 2);
252 if (blob->name == NULL || blob->data == NULL) {
253 wpa_config_free_blob(blob);
254 return -1;
255 }
256
257 if (hexstr2bin(pos, blob->data, len / 2) < 0) {
258 wpa_printf(MSG_DEBUG, "CTRL: Invalid blob hex data");
259 wpa_config_free_blob(blob);
260 return -1;
261 }
262 blob->len = len / 2;
263
264 wpa_config_set_blob(wpa_s->conf, blob);
265
266 return 0;
267 }
268 #endif /* CONFIG_NO_CONFIG_BLOBS */
269
270
wpas_ctrl_pno(struct wpa_supplicant * wpa_s,char * cmd)271 static int wpas_ctrl_pno(struct wpa_supplicant *wpa_s, char *cmd)
272 {
273 char *params;
274 char *pos;
275 int *freqs = NULL;
276 int ret;
277
278 if (atoi(cmd)) {
279 params = os_strchr(cmd, ' ');
280 os_free(wpa_s->manual_sched_scan_freqs);
281 if (params) {
282 params++;
283 pos = os_strstr(params, "freq=");
284 if (pos)
285 freqs = freq_range_to_channel_list(wpa_s,
286 pos + 5);
287 }
288 wpa_s->manual_sched_scan_freqs = freqs;
289 ret = wpas_start_pno(wpa_s);
290 } else {
291 ret = wpas_stop_pno(wpa_s);
292 }
293 return ret;
294 }
295
296
wpas_ctrl_set_band(struct wpa_supplicant * wpa_s,char * band)297 static int wpas_ctrl_set_band(struct wpa_supplicant *wpa_s, char *band)
298 {
299 union wpa_event_data event;
300
301 if (os_strcmp(band, "AUTO") == 0)
302 wpa_s->setband = WPA_SETBAND_AUTO;
303 else if (os_strcmp(band, "5G") == 0)
304 wpa_s->setband = WPA_SETBAND_5G;
305 else if (os_strcmp(band, "2G") == 0)
306 wpa_s->setband = WPA_SETBAND_2G;
307 else
308 return -1;
309
310 if (wpa_drv_setband(wpa_s, wpa_s->setband) == 0) {
311 os_memset(&event, 0, sizeof(event));
312 event.channel_list_changed.initiator = REGDOM_SET_BY_USER;
313 event.channel_list_changed.type = REGDOM_TYPE_UNKNOWN;
314 wpa_supplicant_event(wpa_s, EVENT_CHANNEL_LIST_CHANGED, &event);
315 }
316
317 return 0;
318 }
319
320
wpas_ctrl_iface_set_lci(struct wpa_supplicant * wpa_s,const char * cmd)321 static int wpas_ctrl_iface_set_lci(struct wpa_supplicant *wpa_s,
322 const char *cmd)
323 {
324 struct wpabuf *lci;
325
326 if (*cmd == '\0' || os_strcmp(cmd, "\"\"") == 0) {
327 wpabuf_free(wpa_s->lci);
328 wpa_s->lci = NULL;
329 return 0;
330 }
331
332 lci = wpabuf_parse_bin(cmd);
333 if (!lci)
334 return -1;
335
336 if (os_get_reltime(&wpa_s->lci_time)) {
337 wpabuf_free(lci);
338 return -1;
339 }
340
341 wpabuf_free(wpa_s->lci);
342 wpa_s->lci = lci;
343
344 return 0;
345 }
346
347
348 static int
wpas_ctrl_set_relative_rssi(struct wpa_supplicant * wpa_s,const char * cmd)349 wpas_ctrl_set_relative_rssi(struct wpa_supplicant *wpa_s, const char *cmd)
350 {
351 int relative_rssi;
352
353 if (os_strcmp(cmd, "disable") == 0) {
354 wpa_s->srp.relative_rssi_set = 0;
355 return 0;
356 }
357
358 relative_rssi = atoi(cmd);
359 if (relative_rssi < 0 || relative_rssi > 100)
360 return -1;
361 wpa_s->srp.relative_rssi = relative_rssi;
362 wpa_s->srp.relative_rssi_set = 1;
363 return 0;
364 }
365
366
wpas_ctrl_set_relative_band_adjust(struct wpa_supplicant * wpa_s,const char * cmd)367 static int wpas_ctrl_set_relative_band_adjust(struct wpa_supplicant *wpa_s,
368 const char *cmd)
369 {
370 char *pos;
371 int adjust_rssi;
372
373 /* <band>:adjust_value */
374 pos = os_strchr(cmd, ':');
375 if (!pos)
376 return -1;
377 pos++;
378 adjust_rssi = atoi(pos);
379 if (adjust_rssi < -100 || adjust_rssi > 100)
380 return -1;
381
382 if (os_strncmp(cmd, "2G", 2) == 0)
383 wpa_s->srp.relative_adjust_band = WPA_SETBAND_2G;
384 else if (os_strncmp(cmd, "5G", 2) == 0)
385 wpa_s->srp.relative_adjust_band = WPA_SETBAND_5G;
386 else
387 return -1;
388
389 wpa_s->srp.relative_adjust_rssi = adjust_rssi;
390
391 return 0;
392 }
393
394
wpas_ctrl_iface_set_ric_ies(struct wpa_supplicant * wpa_s,const char * cmd)395 static int wpas_ctrl_iface_set_ric_ies(struct wpa_supplicant *wpa_s,
396 const char *cmd)
397 {
398 struct wpabuf *ric_ies;
399
400 if (*cmd == '\0' || os_strcmp(cmd, "\"\"") == 0) {
401 wpabuf_free(wpa_s->ric_ies);
402 wpa_s->ric_ies = NULL;
403 return 0;
404 }
405
406 ric_ies = wpabuf_parse_bin(cmd);
407 if (!ric_ies)
408 return -1;
409
410 wpabuf_free(wpa_s->ric_ies);
411 wpa_s->ric_ies = ric_ies;
412
413 return 0;
414 }
415
416
wpa_supplicant_ctrl_iface_set(struct wpa_supplicant * wpa_s,char * cmd)417 static int wpa_supplicant_ctrl_iface_set(struct wpa_supplicant *wpa_s,
418 char *cmd)
419 {
420 char *value;
421 int ret = 0;
422
423 value = os_strchr(cmd, ' ');
424 if (value == NULL)
425 return -1;
426 *value++ = '\0';
427
428 wpa_printf(MSG_DEBUG, "CTRL_IFACE SET '%s'='%s'", cmd, value);
429 if (os_strcasecmp(cmd, "EAPOL::heldPeriod") == 0) {
430 eapol_sm_configure(wpa_s->eapol,
431 atoi(value), -1, -1, -1);
432 } else if (os_strcasecmp(cmd, "EAPOL::authPeriod") == 0) {
433 eapol_sm_configure(wpa_s->eapol,
434 -1, atoi(value), -1, -1);
435 } else if (os_strcasecmp(cmd, "EAPOL::startPeriod") == 0) {
436 eapol_sm_configure(wpa_s->eapol,
437 -1, -1, atoi(value), -1);
438 } else if (os_strcasecmp(cmd, "EAPOL::maxStart") == 0) {
439 eapol_sm_configure(wpa_s->eapol,
440 -1, -1, -1, atoi(value));
441 } else if (os_strcasecmp(cmd, "dot11RSNAConfigPMKLifetime") == 0) {
442 if (wpa_sm_set_param(wpa_s->wpa, RSNA_PMK_LIFETIME,
443 atoi(value))) {
444 ret = -1;
445 } else {
446 value[-1] = '=';
447 wpa_config_process_global(wpa_s->conf, cmd, -1);
448 }
449 } else if (os_strcasecmp(cmd, "dot11RSNAConfigPMKReauthThreshold") ==
450 0) {
451 if (wpa_sm_set_param(wpa_s->wpa, RSNA_PMK_REAUTH_THRESHOLD,
452 atoi(value))) {
453 ret = -1;
454 } else {
455 value[-1] = '=';
456 wpa_config_process_global(wpa_s->conf, cmd, -1);
457 }
458 } else if (os_strcasecmp(cmd, "dot11RSNAConfigSATimeout") == 0) {
459 if (wpa_sm_set_param(wpa_s->wpa, RSNA_SA_TIMEOUT,
460 atoi(value))) {
461 ret = -1;
462 } else {
463 value[-1] = '=';
464 wpa_config_process_global(wpa_s->conf, cmd, -1);
465 }
466 } else if (os_strcasecmp(cmd, "wps_fragment_size") == 0) {
467 wpa_s->wps_fragment_size = atoi(value);
468 #ifdef CONFIG_WPS_TESTING
469 } else if (os_strcasecmp(cmd, "wps_version_number") == 0) {
470 long int val;
471 val = strtol(value, NULL, 0);
472 if (val < 0 || val > 0xff) {
473 ret = -1;
474 wpa_printf(MSG_DEBUG, "WPS: Invalid "
475 "wps_version_number %ld", val);
476 } else {
477 wps_version_number = val;
478 wpa_printf(MSG_DEBUG, "WPS: Testing - force WPS "
479 "version %u.%u",
480 (wps_version_number & 0xf0) >> 4,
481 wps_version_number & 0x0f);
482 }
483 } else if (os_strcasecmp(cmd, "wps_testing_dummy_cred") == 0) {
484 wps_testing_dummy_cred = atoi(value);
485 wpa_printf(MSG_DEBUG, "WPS: Testing - dummy_cred=%d",
486 wps_testing_dummy_cred);
487 } else if (os_strcasecmp(cmd, "wps_corrupt_pkhash") == 0) {
488 wps_corrupt_pkhash = atoi(value);
489 wpa_printf(MSG_DEBUG, "WPS: Testing - wps_corrupt_pkhash=%d",
490 wps_corrupt_pkhash);
491 } else if (os_strcasecmp(cmd, "wps_force_auth_types") == 0) {
492 if (value[0] == '\0') {
493 wps_force_auth_types_in_use = 0;
494 } else {
495 wps_force_auth_types = strtol(value, NULL, 0);
496 wps_force_auth_types_in_use = 1;
497 }
498 } else if (os_strcasecmp(cmd, "wps_force_encr_types") == 0) {
499 if (value[0] == '\0') {
500 wps_force_encr_types_in_use = 0;
501 } else {
502 wps_force_encr_types = strtol(value, NULL, 0);
503 wps_force_encr_types_in_use = 1;
504 }
505 #endif /* CONFIG_WPS_TESTING */
506 } else if (os_strcasecmp(cmd, "ampdu") == 0) {
507 if (wpa_drv_ampdu(wpa_s, atoi(value)) < 0)
508 ret = -1;
509 #ifdef CONFIG_TDLS
510 #ifdef CONFIG_TDLS_TESTING
511 } else if (os_strcasecmp(cmd, "tdls_testing") == 0) {
512 tdls_testing = strtol(value, NULL, 0);
513 wpa_printf(MSG_DEBUG, "TDLS: tdls_testing=0x%x", tdls_testing);
514 #endif /* CONFIG_TDLS_TESTING */
515 } else if (os_strcasecmp(cmd, "tdls_disabled") == 0) {
516 int disabled = atoi(value);
517 wpa_printf(MSG_DEBUG, "TDLS: tdls_disabled=%d", disabled);
518 if (disabled) {
519 if (wpa_drv_tdls_oper(wpa_s, TDLS_DISABLE, NULL) < 0)
520 ret = -1;
521 } else if (wpa_drv_tdls_oper(wpa_s, TDLS_ENABLE, NULL) < 0)
522 ret = -1;
523 wpa_tdls_enable(wpa_s->wpa, !disabled);
524 #endif /* CONFIG_TDLS */
525 } else if (os_strcasecmp(cmd, "pno") == 0) {
526 ret = wpas_ctrl_pno(wpa_s, value);
527 } else if (os_strcasecmp(cmd, "radio_disabled") == 0) {
528 int disabled = atoi(value);
529 if (wpa_drv_radio_disable(wpa_s, disabled) < 0)
530 ret = -1;
531 else if (disabled)
532 wpa_supplicant_set_state(wpa_s, WPA_INACTIVE);
533 } else if (os_strcasecmp(cmd, "uapsd") == 0) {
534 if (os_strcmp(value, "disable") == 0)
535 wpa_s->set_sta_uapsd = 0;
536 else {
537 int be, bk, vi, vo;
538 char *pos;
539 /* format: BE,BK,VI,VO;max SP Length */
540 be = atoi(value);
541 pos = os_strchr(value, ',');
542 if (pos == NULL)
543 return -1;
544 pos++;
545 bk = atoi(pos);
546 pos = os_strchr(pos, ',');
547 if (pos == NULL)
548 return -1;
549 pos++;
550 vi = atoi(pos);
551 pos = os_strchr(pos, ',');
552 if (pos == NULL)
553 return -1;
554 pos++;
555 vo = atoi(pos);
556 /* ignore max SP Length for now */
557
558 wpa_s->set_sta_uapsd = 1;
559 wpa_s->sta_uapsd = 0;
560 if (be)
561 wpa_s->sta_uapsd |= BIT(0);
562 if (bk)
563 wpa_s->sta_uapsd |= BIT(1);
564 if (vi)
565 wpa_s->sta_uapsd |= BIT(2);
566 if (vo)
567 wpa_s->sta_uapsd |= BIT(3);
568 }
569 } else if (os_strcasecmp(cmd, "ps") == 0) {
570 ret = wpa_drv_set_p2p_powersave(wpa_s, atoi(value), -1, -1);
571 #ifdef CONFIG_WIFI_DISPLAY
572 } else if (os_strcasecmp(cmd, "wifi_display") == 0) {
573 int enabled = !!atoi(value);
574 if (enabled && !wpa_s->global->p2p)
575 ret = -1;
576 else
577 wifi_display_enable(wpa_s->global, enabled);
578 #endif /* CONFIG_WIFI_DISPLAY */
579 } else if (os_strcasecmp(cmd, "bssid_filter") == 0) {
580 ret = set_bssid_filter(wpa_s, value);
581 } else if (os_strcasecmp(cmd, "disallow_aps") == 0) {
582 ret = set_disallow_aps(wpa_s, value);
583 } else if (os_strcasecmp(cmd, "no_keep_alive") == 0) {
584 wpa_s->no_keep_alive = !!atoi(value);
585 #ifdef CONFIG_DPP
586 } else if (os_strcasecmp(cmd, "dpp_configurator_params") == 0) {
587 os_free(wpa_s->dpp_configurator_params);
588 wpa_s->dpp_configurator_params = os_strdup(value);
589 } else if (os_strcasecmp(cmd, "dpp_init_max_tries") == 0) {
590 wpa_s->dpp_init_max_tries = atoi(value);
591 } else if (os_strcasecmp(cmd, "dpp_init_retry_time") == 0) {
592 wpa_s->dpp_init_retry_time = atoi(value);
593 } else if (os_strcasecmp(cmd, "dpp_resp_wait_time") == 0) {
594 wpa_s->dpp_resp_wait_time = atoi(value);
595 } else if (os_strcasecmp(cmd, "dpp_resp_max_tries") == 0) {
596 wpa_s->dpp_resp_max_tries = atoi(value);
597 } else if (os_strcasecmp(cmd, "dpp_resp_retry_time") == 0) {
598 wpa_s->dpp_resp_retry_time = atoi(value);
599 #ifdef CONFIG_TESTING_OPTIONS
600 } else if (os_strcasecmp(cmd, "dpp_pkex_own_mac_override") == 0) {
601 if (hwaddr_aton(value, dpp_pkex_own_mac_override))
602 ret = -1;
603 } else if (os_strcasecmp(cmd, "dpp_pkex_peer_mac_override") == 0) {
604 if (hwaddr_aton(value, dpp_pkex_peer_mac_override))
605 ret = -1;
606 } else if (os_strcasecmp(cmd, "dpp_pkex_ephemeral_key_override") == 0) {
607 size_t hex_len = os_strlen(value);
608
609 if (hex_len >
610 2 * sizeof(dpp_pkex_ephemeral_key_override))
611 ret = -1;
612 else if (hexstr2bin(value, dpp_pkex_ephemeral_key_override,
613 hex_len / 2))
614 ret = -1;
615 else
616 dpp_pkex_ephemeral_key_override_len = hex_len / 2;
617 } else if (os_strcasecmp(cmd, "dpp_protocol_key_override") == 0) {
618 size_t hex_len = os_strlen(value);
619
620 if (hex_len > 2 * sizeof(dpp_protocol_key_override))
621 ret = -1;
622 else if (hexstr2bin(value, dpp_protocol_key_override,
623 hex_len / 2))
624 ret = -1;
625 else
626 dpp_protocol_key_override_len = hex_len / 2;
627 } else if (os_strcasecmp(cmd, "dpp_nonce_override") == 0) {
628 size_t hex_len = os_strlen(value);
629
630 if (hex_len > 2 * sizeof(dpp_nonce_override))
631 ret = -1;
632 else if (hexstr2bin(value, dpp_nonce_override, hex_len / 2))
633 ret = -1;
634 else
635 dpp_nonce_override_len = hex_len / 2;
636 #endif /* CONFIG_TESTING_OPTIONS */
637 #endif /* CONFIG_DPP */
638 #ifdef CONFIG_TESTING_OPTIONS
639 } else if (os_strcasecmp(cmd, "ext_mgmt_frame_handling") == 0) {
640 wpa_s->ext_mgmt_frame_handling = !!atoi(value);
641 } else if (os_strcasecmp(cmd, "ext_eapol_frame_io") == 0) {
642 wpa_s->ext_eapol_frame_io = !!atoi(value);
643 #ifdef CONFIG_AP
644 if (wpa_s->ap_iface) {
645 wpa_s->ap_iface->bss[0]->ext_eapol_frame_io =
646 wpa_s->ext_eapol_frame_io;
647 }
648 #endif /* CONFIG_AP */
649 } else if (os_strcasecmp(cmd, "extra_roc_dur") == 0) {
650 wpa_s->extra_roc_dur = atoi(value);
651 } else if (os_strcasecmp(cmd, "test_failure") == 0) {
652 wpa_s->test_failure = atoi(value);
653 } else if (os_strcasecmp(cmd, "p2p_go_csa_on_inv") == 0) {
654 wpa_s->p2p_go_csa_on_inv = !!atoi(value);
655 } else if (os_strcasecmp(cmd, "ignore_auth_resp") == 0) {
656 wpa_s->ignore_auth_resp = !!atoi(value);
657 } else if (os_strcasecmp(cmd, "ignore_assoc_disallow") == 0) {
658 wpa_s->ignore_assoc_disallow = !!atoi(value);
659 wpa_drv_ignore_assoc_disallow(wpa_s,
660 wpa_s->ignore_assoc_disallow);
661 } else if (os_strcasecmp(cmd, "reject_btm_req_reason") == 0) {
662 wpa_s->reject_btm_req_reason = atoi(value);
663 } else if (os_strcasecmp(cmd, "get_pref_freq_list_override") == 0) {
664 os_free(wpa_s->get_pref_freq_list_override);
665 if (!value[0])
666 wpa_s->get_pref_freq_list_override = NULL;
667 else
668 wpa_s->get_pref_freq_list_override = os_strdup(value);
669 } else if (os_strcasecmp(cmd, "sae_commit_override") == 0) {
670 wpabuf_free(wpa_s->sae_commit_override);
671 if (value[0] == '\0')
672 wpa_s->sae_commit_override = NULL;
673 else
674 wpa_s->sae_commit_override = wpabuf_parse_bin(value);
675 #ifdef CONFIG_DPP
676 } else if (os_strcasecmp(cmd, "dpp_config_obj_override") == 0) {
677 os_free(wpa_s->dpp_config_obj_override);
678 if (value[0] == '\0')
679 wpa_s->dpp_config_obj_override = NULL;
680 else
681 wpa_s->dpp_config_obj_override = os_strdup(value);
682 } else if (os_strcasecmp(cmd, "dpp_discovery_override") == 0) {
683 os_free(wpa_s->dpp_discovery_override);
684 if (value[0] == '\0')
685 wpa_s->dpp_discovery_override = NULL;
686 else
687 wpa_s->dpp_discovery_override = os_strdup(value);
688 } else if (os_strcasecmp(cmd, "dpp_groups_override") == 0) {
689 os_free(wpa_s->dpp_groups_override);
690 if (value[0] == '\0')
691 wpa_s->dpp_groups_override = NULL;
692 else
693 wpa_s->dpp_groups_override = os_strdup(value);
694 } else if (os_strcasecmp(cmd,
695 "dpp_ignore_netaccesskey_mismatch") == 0) {
696 wpa_s->dpp_ignore_netaccesskey_mismatch = atoi(value);
697 } else if (os_strcasecmp(cmd, "dpp_test") == 0) {
698 dpp_test = atoi(value);
699 #endif /* CONFIG_DPP */
700 #endif /* CONFIG_TESTING_OPTIONS */
701 #ifdef CONFIG_FILS
702 } else if (os_strcasecmp(cmd, "disable_fils") == 0) {
703 wpa_s->disable_fils = !!atoi(value);
704 wpa_drv_disable_fils(wpa_s, wpa_s->disable_fils);
705 wpa_supplicant_set_default_scan_ies(wpa_s);
706 #endif /* CONFIG_FILS */
707 #ifndef CONFIG_NO_CONFIG_BLOBS
708 } else if (os_strcmp(cmd, "blob") == 0) {
709 ret = wpas_ctrl_set_blob(wpa_s, value);
710 #endif /* CONFIG_NO_CONFIG_BLOBS */
711 } else if (os_strcasecmp(cmd, "setband") == 0) {
712 ret = wpas_ctrl_set_band(wpa_s, value);
713 #ifdef CONFIG_MBO
714 } else if (os_strcasecmp(cmd, "non_pref_chan") == 0) {
715 ret = wpas_mbo_update_non_pref_chan(wpa_s, value);
716 if (ret == 0) {
717 value[-1] = '=';
718 wpa_config_process_global(wpa_s->conf, cmd, -1);
719 }
720 } else if (os_strcasecmp(cmd, "mbo_cell_capa") == 0) {
721 wpas_mbo_update_cell_capa(wpa_s, atoi(value));
722 } else if (os_strcasecmp(cmd, "oce") == 0) {
723 wpa_s->conf->oce = atoi(value);
724 if (wpa_s->conf->oce) {
725 if ((wpa_s->conf->oce & OCE_STA) &&
726 (wpa_s->drv_flags & WPA_DRIVER_FLAGS_OCE_STA))
727 wpa_s->enable_oce = OCE_STA;
728
729 if ((wpa_s->conf->oce & OCE_STA_CFON) &&
730 (wpa_s->drv_flags &
731 WPA_DRIVER_FLAGS_OCE_STA_CFON)) {
732 /* TODO: Need to add STA-CFON support */
733 wpa_printf(MSG_ERROR,
734 "OCE STA-CFON feature is not yet supported");
735 return -1;
736 }
737 } else {
738 wpa_s->enable_oce = 0;
739 }
740 wpa_supplicant_set_default_scan_ies(wpa_s);
741 #endif /* CONFIG_MBO */
742 } else if (os_strcasecmp(cmd, "lci") == 0) {
743 ret = wpas_ctrl_iface_set_lci(wpa_s, value);
744 } else if (os_strcasecmp(cmd, "tdls_trigger_control") == 0) {
745 ret = wpa_drv_set_tdls_mode(wpa_s, atoi(value));
746 } else if (os_strcasecmp(cmd, "relative_rssi") == 0) {
747 ret = wpas_ctrl_set_relative_rssi(wpa_s, value);
748 } else if (os_strcasecmp(cmd, "relative_band_adjust") == 0) {
749 ret = wpas_ctrl_set_relative_band_adjust(wpa_s, value);
750 } else if (os_strcasecmp(cmd, "ric_ies") == 0) {
751 ret = wpas_ctrl_iface_set_ric_ies(wpa_s, value);
752 } else if (os_strcasecmp(cmd, "roaming") == 0) {
753 ret = wpa_drv_roaming(wpa_s, atoi(value), NULL);
754 #ifdef CONFIG_WNM
755 } else if (os_strcasecmp(cmd, "coloc_intf_elems") == 0) {
756 struct wpabuf *elems;
757
758 elems = wpabuf_parse_bin(value);
759 if (!elems)
760 return -1;
761 wnm_set_coloc_intf_elems(wpa_s, elems);
762 #endif /* CONFIG_WNM */
763 } else {
764 value[-1] = '=';
765 ret = wpa_config_process_global(wpa_s->conf, cmd, -1);
766 if (ret == 0)
767 wpa_supplicant_update_config(wpa_s);
768 }
769
770 return ret;
771 }
772
773
wpa_supplicant_ctrl_iface_get(struct wpa_supplicant * wpa_s,char * cmd,char * buf,size_t buflen)774 static int wpa_supplicant_ctrl_iface_get(struct wpa_supplicant *wpa_s,
775 char *cmd, char *buf, size_t buflen)
776 {
777 int res = -1;
778
779 wpa_printf(MSG_DEBUG, "CTRL_IFACE GET '%s'", cmd);
780
781 if (os_strcmp(cmd, "version") == 0) {
782 res = os_snprintf(buf, buflen, "%s", VERSION_STR);
783 } else if (os_strcasecmp(cmd, "country") == 0) {
784 if (wpa_s->conf->country[0] && wpa_s->conf->country[1])
785 res = os_snprintf(buf, buflen, "%c%c",
786 wpa_s->conf->country[0],
787 wpa_s->conf->country[1]);
788 #ifdef CONFIG_WIFI_DISPLAY
789 } else if (os_strcasecmp(cmd, "wifi_display") == 0) {
790 int enabled;
791 if (wpa_s->global->p2p == NULL ||
792 wpa_s->global->p2p_disabled)
793 enabled = 0;
794 else
795 enabled = wpa_s->global->wifi_display;
796 res = os_snprintf(buf, buflen, "%d", enabled);
797 #endif /* CONFIG_WIFI_DISPLAY */
798 #ifdef CONFIG_TESTING_GET_GTK
799 } else if (os_strcmp(cmd, "gtk") == 0) {
800 if (wpa_s->last_gtk_len == 0)
801 return -1;
802 res = wpa_snprintf_hex(buf, buflen, wpa_s->last_gtk,
803 wpa_s->last_gtk_len);
804 return res;
805 #endif /* CONFIG_TESTING_GET_GTK */
806 } else if (os_strcmp(cmd, "tls_library") == 0) {
807 res = tls_get_library_version(buf, buflen);
808 #ifdef CONFIG_TESTING_OPTIONS
809 } else if (os_strcmp(cmd, "anonce") == 0) {
810 return wpa_snprintf_hex(buf, buflen,
811 wpa_sm_get_anonce(wpa_s->wpa),
812 WPA_NONCE_LEN);
813 #endif /* CONFIG_TESTING_OPTIONS */
814 } else {
815 res = wpa_config_get_value(cmd, wpa_s->conf, buf, buflen);
816 }
817
818 if (os_snprintf_error(buflen, res))
819 return -1;
820 return res;
821 }
822
823
824 #ifdef IEEE8021X_EAPOL
wpa_supplicant_ctrl_iface_preauth(struct wpa_supplicant * wpa_s,char * addr)825 static int wpa_supplicant_ctrl_iface_preauth(struct wpa_supplicant *wpa_s,
826 char *addr)
827 {
828 u8 bssid[ETH_ALEN];
829 struct wpa_ssid *ssid = wpa_s->current_ssid;
830
831 if (hwaddr_aton(addr, bssid)) {
832 wpa_printf(MSG_DEBUG, "CTRL_IFACE PREAUTH: invalid address "
833 "'%s'", addr);
834 return -1;
835 }
836
837 wpa_printf(MSG_DEBUG, "CTRL_IFACE PREAUTH " MACSTR, MAC2STR(bssid));
838 rsn_preauth_deinit(wpa_s->wpa);
839 if (rsn_preauth_init(wpa_s->wpa, bssid, ssid ? &ssid->eap : NULL))
840 return -1;
841
842 return 0;
843 }
844 #endif /* IEEE8021X_EAPOL */
845
846
847 #ifdef CONFIG_TDLS
848
wpa_supplicant_ctrl_iface_tdls_discover(struct wpa_supplicant * wpa_s,char * addr)849 static int wpa_supplicant_ctrl_iface_tdls_discover(
850 struct wpa_supplicant *wpa_s, char *addr)
851 {
852 u8 peer[ETH_ALEN];
853 int ret;
854
855 if (hwaddr_aton(addr, peer)) {
856 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_DISCOVER: invalid "
857 "address '%s'", addr);
858 return -1;
859 }
860
861 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_DISCOVER " MACSTR,
862 MAC2STR(peer));
863
864 if (wpa_tdls_is_external_setup(wpa_s->wpa))
865 ret = wpa_tdls_send_discovery_request(wpa_s->wpa, peer);
866 else
867 ret = wpa_drv_tdls_oper(wpa_s, TDLS_DISCOVERY_REQ, peer);
868
869 return ret;
870 }
871
872
wpa_supplicant_ctrl_iface_tdls_setup(struct wpa_supplicant * wpa_s,char * addr)873 static int wpa_supplicant_ctrl_iface_tdls_setup(
874 struct wpa_supplicant *wpa_s, char *addr)
875 {
876 u8 peer[ETH_ALEN];
877 int ret;
878
879 if (hwaddr_aton(addr, peer)) {
880 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_SETUP: invalid "
881 "address '%s'", addr);
882 return -1;
883 }
884
885 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_SETUP " MACSTR,
886 MAC2STR(peer));
887
888 if ((wpa_s->conf->tdls_external_control) &&
889 wpa_tdls_is_external_setup(wpa_s->wpa))
890 return wpa_drv_tdls_oper(wpa_s, TDLS_SETUP, peer);
891
892 wpa_tdls_remove(wpa_s->wpa, peer);
893
894 if (wpa_tdls_is_external_setup(wpa_s->wpa))
895 ret = wpa_tdls_start(wpa_s->wpa, peer);
896 else
897 ret = wpa_drv_tdls_oper(wpa_s, TDLS_SETUP, peer);
898
899 return ret;
900 }
901
902
wpa_supplicant_ctrl_iface_tdls_teardown(struct wpa_supplicant * wpa_s,char * addr)903 static int wpa_supplicant_ctrl_iface_tdls_teardown(
904 struct wpa_supplicant *wpa_s, char *addr)
905 {
906 u8 peer[ETH_ALEN];
907 int ret;
908
909 if (os_strcmp(addr, "*") == 0) {
910 /* remove everyone */
911 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_TEARDOWN *");
912 wpa_tdls_teardown_peers(wpa_s->wpa);
913 return 0;
914 }
915
916 if (hwaddr_aton(addr, peer)) {
917 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_TEARDOWN: invalid "
918 "address '%s'", addr);
919 return -1;
920 }
921
922 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_TEARDOWN " MACSTR,
923 MAC2STR(peer));
924
925 if ((wpa_s->conf->tdls_external_control) &&
926 wpa_tdls_is_external_setup(wpa_s->wpa))
927 return wpa_drv_tdls_oper(wpa_s, TDLS_TEARDOWN, peer);
928
929 if (wpa_tdls_is_external_setup(wpa_s->wpa))
930 ret = wpa_tdls_teardown_link(
931 wpa_s->wpa, peer,
932 WLAN_REASON_TDLS_TEARDOWN_UNSPECIFIED);
933 else
934 ret = wpa_drv_tdls_oper(wpa_s, TDLS_TEARDOWN, peer);
935
936 return ret;
937 }
938
939
ctrl_iface_get_capability_tdls(struct wpa_supplicant * wpa_s,char * buf,size_t buflen)940 static int ctrl_iface_get_capability_tdls(
941 struct wpa_supplicant *wpa_s, char *buf, size_t buflen)
942 {
943 int ret;
944
945 ret = os_snprintf(buf, buflen, "%s\n",
946 wpa_s->drv_flags & WPA_DRIVER_FLAGS_TDLS_SUPPORT ?
947 (wpa_s->drv_flags &
948 WPA_DRIVER_FLAGS_TDLS_EXTERNAL_SETUP ?
949 "EXTERNAL" : "INTERNAL") : "UNSUPPORTED");
950 if (os_snprintf_error(buflen, ret))
951 return -1;
952 return ret;
953 }
954
955
wpa_supplicant_ctrl_iface_tdls_chan_switch(struct wpa_supplicant * wpa_s,char * cmd)956 static int wpa_supplicant_ctrl_iface_tdls_chan_switch(
957 struct wpa_supplicant *wpa_s, char *cmd)
958 {
959 u8 peer[ETH_ALEN];
960 struct hostapd_freq_params freq_params;
961 u8 oper_class;
962 char *pos, *end;
963
964 if (!wpa_tdls_is_external_setup(wpa_s->wpa)) {
965 wpa_printf(MSG_INFO,
966 "tdls_chanswitch: Only supported with external setup");
967 return -1;
968 }
969
970 os_memset(&freq_params, 0, sizeof(freq_params));
971
972 pos = os_strchr(cmd, ' ');
973 if (pos == NULL)
974 return -1;
975 *pos++ = '\0';
976
977 oper_class = strtol(pos, &end, 10);
978 if (pos == end) {
979 wpa_printf(MSG_INFO,
980 "tdls_chanswitch: Invalid op class provided");
981 return -1;
982 }
983
984 pos = end;
985 freq_params.freq = atoi(pos);
986 if (freq_params.freq == 0) {
987 wpa_printf(MSG_INFO, "tdls_chanswitch: Invalid freq provided");
988 return -1;
989 }
990
991 #define SET_FREQ_SETTING(str) \
992 do { \
993 const char *pos2 = os_strstr(pos, " " #str "="); \
994 if (pos2) { \
995 pos2 += sizeof(" " #str "=") - 1; \
996 freq_params.str = atoi(pos2); \
997 } \
998 } while (0)
999
1000 SET_FREQ_SETTING(center_freq1);
1001 SET_FREQ_SETTING(center_freq2);
1002 SET_FREQ_SETTING(bandwidth);
1003 SET_FREQ_SETTING(sec_channel_offset);
1004 #undef SET_FREQ_SETTING
1005
1006 freq_params.ht_enabled = !!os_strstr(pos, " ht");
1007 freq_params.vht_enabled = !!os_strstr(pos, " vht");
1008
1009 if (hwaddr_aton(cmd, peer)) {
1010 wpa_printf(MSG_DEBUG,
1011 "CTRL_IFACE TDLS_CHAN_SWITCH: Invalid address '%s'",
1012 cmd);
1013 return -1;
1014 }
1015
1016 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_CHAN_SWITCH " MACSTR
1017 " OP CLASS %d FREQ %d CENTER1 %d CENTER2 %d BW %d SEC_OFFSET %d%s%s",
1018 MAC2STR(peer), oper_class, freq_params.freq,
1019 freq_params.center_freq1, freq_params.center_freq2,
1020 freq_params.bandwidth, freq_params.sec_channel_offset,
1021 freq_params.ht_enabled ? " HT" : "",
1022 freq_params.vht_enabled ? " VHT" : "");
1023
1024 return wpa_tdls_enable_chan_switch(wpa_s->wpa, peer, oper_class,
1025 &freq_params);
1026 }
1027
1028
wpa_supplicant_ctrl_iface_tdls_cancel_chan_switch(struct wpa_supplicant * wpa_s,char * cmd)1029 static int wpa_supplicant_ctrl_iface_tdls_cancel_chan_switch(
1030 struct wpa_supplicant *wpa_s, char *cmd)
1031 {
1032 u8 peer[ETH_ALEN];
1033
1034 if (!wpa_tdls_is_external_setup(wpa_s->wpa)) {
1035 wpa_printf(MSG_INFO,
1036 "tdls_chanswitch: Only supported with external setup");
1037 return -1;
1038 }
1039
1040 if (hwaddr_aton(cmd, peer)) {
1041 wpa_printf(MSG_DEBUG,
1042 "CTRL_IFACE TDLS_CANCEL_CHAN_SWITCH: Invalid address '%s'",
1043 cmd);
1044 return -1;
1045 }
1046
1047 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_CANCEL_CHAN_SWITCH " MACSTR,
1048 MAC2STR(peer));
1049
1050 return wpa_tdls_disable_chan_switch(wpa_s->wpa, peer);
1051 }
1052
1053
wpa_supplicant_ctrl_iface_tdls_link_status(struct wpa_supplicant * wpa_s,const char * addr,char * buf,size_t buflen)1054 static int wpa_supplicant_ctrl_iface_tdls_link_status(
1055 struct wpa_supplicant *wpa_s, const char *addr,
1056 char *buf, size_t buflen)
1057 {
1058 u8 peer[ETH_ALEN];
1059 const char *tdls_status;
1060 int ret;
1061
1062 if (hwaddr_aton(addr, peer)) {
1063 wpa_printf(MSG_DEBUG,
1064 "CTRL_IFACE TDLS_LINK_STATUS: Invalid address '%s'",
1065 addr);
1066 return -1;
1067 }
1068 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_LINK_STATUS " MACSTR,
1069 MAC2STR(peer));
1070
1071 tdls_status = wpa_tdls_get_link_status(wpa_s->wpa, peer);
1072 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_LINK_STATUS: %s", tdls_status);
1073 ret = os_snprintf(buf, buflen, "TDLS link status: %s\n", tdls_status);
1074 if (os_snprintf_error(buflen, ret))
1075 return -1;
1076
1077 return ret;
1078 }
1079
1080 #endif /* CONFIG_TDLS */
1081
1082
wmm_ac_ctrl_addts(struct wpa_supplicant * wpa_s,char * cmd)1083 static int wmm_ac_ctrl_addts(struct wpa_supplicant *wpa_s, char *cmd)
1084 {
1085 char *token, *context = NULL;
1086 struct wmm_ac_ts_setup_params params = {
1087 .tsid = 0xff,
1088 .direction = 0xff,
1089 };
1090
1091 while ((token = str_token(cmd, " ", &context))) {
1092 if (sscanf(token, "tsid=%i", ¶ms.tsid) == 1 ||
1093 sscanf(token, "up=%i", ¶ms.user_priority) == 1 ||
1094 sscanf(token, "nominal_msdu_size=%i",
1095 ¶ms.nominal_msdu_size) == 1 ||
1096 sscanf(token, "mean_data_rate=%i",
1097 ¶ms.mean_data_rate) == 1 ||
1098 sscanf(token, "min_phy_rate=%i",
1099 ¶ms.minimum_phy_rate) == 1 ||
1100 sscanf(token, "sba=%i",
1101 ¶ms.surplus_bandwidth_allowance) == 1)
1102 continue;
1103
1104 if (os_strcasecmp(token, "downlink") == 0) {
1105 params.direction = WMM_TSPEC_DIRECTION_DOWNLINK;
1106 } else if (os_strcasecmp(token, "uplink") == 0) {
1107 params.direction = WMM_TSPEC_DIRECTION_UPLINK;
1108 } else if (os_strcasecmp(token, "bidi") == 0) {
1109 params.direction = WMM_TSPEC_DIRECTION_BI_DIRECTIONAL;
1110 } else if (os_strcasecmp(token, "fixed_nominal_msdu") == 0) {
1111 params.fixed_nominal_msdu = 1;
1112 } else {
1113 wpa_printf(MSG_DEBUG,
1114 "CTRL: Invalid WMM_AC_ADDTS parameter: '%s'",
1115 token);
1116 return -1;
1117 }
1118
1119 }
1120
1121 return wpas_wmm_ac_addts(wpa_s, ¶ms);
1122 }
1123
1124
wmm_ac_ctrl_delts(struct wpa_supplicant * wpa_s,char * cmd)1125 static int wmm_ac_ctrl_delts(struct wpa_supplicant *wpa_s, char *cmd)
1126 {
1127 u8 tsid = atoi(cmd);
1128
1129 return wpas_wmm_ac_delts(wpa_s, tsid);
1130 }
1131
1132
1133 #ifdef CONFIG_IEEE80211R
wpa_supplicant_ctrl_iface_ft_ds(struct wpa_supplicant * wpa_s,char * addr)1134 static int wpa_supplicant_ctrl_iface_ft_ds(
1135 struct wpa_supplicant *wpa_s, char *addr)
1136 {
1137 u8 target_ap[ETH_ALEN];
1138 struct wpa_bss *bss;
1139 const u8 *mdie;
1140
1141 if (hwaddr_aton(addr, target_ap)) {
1142 wpa_printf(MSG_DEBUG, "CTRL_IFACE FT_DS: invalid "
1143 "address '%s'", addr);
1144 return -1;
1145 }
1146
1147 wpa_printf(MSG_DEBUG, "CTRL_IFACE FT_DS " MACSTR, MAC2STR(target_ap));
1148
1149 bss = wpa_bss_get_bssid(wpa_s, target_ap);
1150 if (bss)
1151 mdie = wpa_bss_get_ie(bss, WLAN_EID_MOBILITY_DOMAIN);
1152 else
1153 mdie = NULL;
1154
1155 return wpa_ft_start_over_ds(wpa_s->wpa, target_ap, mdie);
1156 }
1157 #endif /* CONFIG_IEEE80211R */
1158
1159
1160 #ifdef CONFIG_WPS
wpa_supplicant_ctrl_iface_wps_pbc(struct wpa_supplicant * wpa_s,char * cmd)1161 static int wpa_supplicant_ctrl_iface_wps_pbc(struct wpa_supplicant *wpa_s,
1162 char *cmd)
1163 {
1164 u8 bssid[ETH_ALEN], *_bssid = bssid;
1165 #ifdef CONFIG_P2P
1166 u8 p2p_dev_addr[ETH_ALEN];
1167 #endif /* CONFIG_P2P */
1168 #ifdef CONFIG_AP
1169 u8 *_p2p_dev_addr = NULL;
1170 #endif /* CONFIG_AP */
1171 char *pos;
1172 int multi_ap = 0;
1173
1174 if (!cmd || os_strcmp(cmd, "any") == 0 ||
1175 os_strncmp(cmd, "any ", 4) == 0) {
1176 _bssid = NULL;
1177 #ifdef CONFIG_P2P
1178 } else if (os_strncmp(cmd, "p2p_dev_addr=", 13) == 0) {
1179 if (hwaddr_aton(cmd + 13, p2p_dev_addr)) {
1180 wpa_printf(MSG_DEBUG, "CTRL_IFACE WPS_PBC: invalid "
1181 "P2P Device Address '%s'",
1182 cmd + 13);
1183 return -1;
1184 }
1185 _p2p_dev_addr = p2p_dev_addr;
1186 #endif /* CONFIG_P2P */
1187 } else if (os_strncmp(cmd, "multi_ap=", 9) == 0) {
1188 _bssid = NULL;
1189 multi_ap = atoi(cmd + 9);
1190 } else if (hwaddr_aton(cmd, bssid)) {
1191 wpa_printf(MSG_DEBUG, "CTRL_IFACE WPS_PBC: invalid BSSID '%s'",
1192 cmd);
1193 return -1;
1194 }
1195
1196 if (cmd) {
1197 pos = os_strstr(cmd, " multi_ap=");
1198 if (pos) {
1199 pos += 10;
1200 multi_ap = atoi(pos);
1201 }
1202 }
1203
1204 #ifdef CONFIG_AP
1205 if (wpa_s->ap_iface)
1206 return wpa_supplicant_ap_wps_pbc(wpa_s, _bssid, _p2p_dev_addr);
1207 #endif /* CONFIG_AP */
1208
1209 return wpas_wps_start_pbc(wpa_s, _bssid, 0, multi_ap);
1210 }
1211
1212
wpa_supplicant_ctrl_iface_wps_pin(struct wpa_supplicant * wpa_s,char * cmd,char * buf,size_t buflen)1213 static int wpa_supplicant_ctrl_iface_wps_pin(struct wpa_supplicant *wpa_s,
1214 char *cmd, char *buf,
1215 size_t buflen)
1216 {
1217 u8 bssid[ETH_ALEN], *_bssid = bssid;
1218 char *pin;
1219 int ret;
1220
1221 pin = os_strchr(cmd, ' ');
1222 if (pin)
1223 *pin++ = '\0';
1224
1225 if (os_strcmp(cmd, "any") == 0)
1226 _bssid = NULL;
1227 else if (os_strcmp(cmd, "get") == 0) {
1228 if (wps_generate_pin((unsigned int *) &ret) < 0)
1229 return -1;
1230 goto done;
1231 } else if (hwaddr_aton(cmd, bssid)) {
1232 wpa_printf(MSG_DEBUG, "CTRL_IFACE WPS_PIN: invalid BSSID '%s'",
1233 cmd);
1234 return -1;
1235 }
1236
1237 #ifdef CONFIG_AP
1238 if (wpa_s->ap_iface) {
1239 int timeout = 0;
1240 char *pos;
1241
1242 if (pin) {
1243 pos = os_strchr(pin, ' ');
1244 if (pos) {
1245 *pos++ = '\0';
1246 timeout = atoi(pos);
1247 }
1248 }
1249
1250 return wpa_supplicant_ap_wps_pin(wpa_s, _bssid, pin,
1251 buf, buflen, timeout);
1252 }
1253 #endif /* CONFIG_AP */
1254
1255 if (pin) {
1256 ret = wpas_wps_start_pin(wpa_s, _bssid, pin, 0,
1257 DEV_PW_DEFAULT);
1258 if (ret < 0)
1259 return -1;
1260 ret = os_snprintf(buf, buflen, "%s", pin);
1261 if (os_snprintf_error(buflen, ret))
1262 return -1;
1263 return ret;
1264 }
1265
1266 ret = wpas_wps_start_pin(wpa_s, _bssid, NULL, 0, DEV_PW_DEFAULT);
1267 if (ret < 0)
1268 return -1;
1269
1270 done:
1271 /* Return the generated PIN */
1272 ret = os_snprintf(buf, buflen, "%08d", ret);
1273 if (os_snprintf_error(buflen, ret))
1274 return -1;
1275 return ret;
1276 }
1277
1278
wpa_supplicant_ctrl_iface_wps_check_pin(struct wpa_supplicant * wpa_s,char * cmd,char * buf,size_t buflen)1279 static int wpa_supplicant_ctrl_iface_wps_check_pin(
1280 struct wpa_supplicant *wpa_s, char *cmd, char *buf, size_t buflen)
1281 {
1282 char pin[9];
1283 size_t len;
1284 char *pos;
1285 int ret;
1286
1287 wpa_hexdump_ascii_key(MSG_DEBUG, "WPS_CHECK_PIN",
1288 (u8 *) cmd, os_strlen(cmd));
1289 for (pos = cmd, len = 0; *pos != '\0'; pos++) {
1290 if (*pos < '0' || *pos > '9')
1291 continue;
1292 pin[len++] = *pos;
1293 if (len == 9) {
1294 wpa_printf(MSG_DEBUG, "WPS: Too long PIN");
1295 return -1;
1296 }
1297 }
1298 if (len != 4 && len != 8) {
1299 wpa_printf(MSG_DEBUG, "WPS: Invalid PIN length %d", (int) len);
1300 return -1;
1301 }
1302 pin[len] = '\0';
1303
1304 if (len == 8) {
1305 unsigned int pin_val;
1306 pin_val = atoi(pin);
1307 if (!wps_pin_valid(pin_val)) {
1308 wpa_printf(MSG_DEBUG, "WPS: Invalid checksum digit");
1309 ret = os_snprintf(buf, buflen, "FAIL-CHECKSUM\n");
1310 if (os_snprintf_error(buflen, ret))
1311 return -1;
1312 return ret;
1313 }
1314 }
1315
1316 ret = os_snprintf(buf, buflen, "%s", pin);
1317 if (os_snprintf_error(buflen, ret))
1318 return -1;
1319
1320 return ret;
1321 }
1322
1323
1324 #ifdef CONFIG_WPS_NFC
1325
wpa_supplicant_ctrl_iface_wps_nfc(struct wpa_supplicant * wpa_s,char * cmd)1326 static int wpa_supplicant_ctrl_iface_wps_nfc(struct wpa_supplicant *wpa_s,
1327 char *cmd)
1328 {
1329 u8 bssid[ETH_ALEN], *_bssid = bssid;
1330
1331 if (cmd == NULL || cmd[0] == '\0')
1332 _bssid = NULL;
1333 else if (hwaddr_aton(cmd, bssid))
1334 return -1;
1335
1336 return wpas_wps_start_nfc(wpa_s, NULL, _bssid, NULL, 0, 0, NULL, NULL,
1337 0, 0);
1338 }
1339
1340
wpa_supplicant_ctrl_iface_wps_nfc_config_token(struct wpa_supplicant * wpa_s,char * cmd,char * reply,size_t max_len)1341 static int wpa_supplicant_ctrl_iface_wps_nfc_config_token(
1342 struct wpa_supplicant *wpa_s, char *cmd, char *reply, size_t max_len)
1343 {
1344 int ndef;
1345 struct wpabuf *buf;
1346 int res;
1347 char *pos;
1348
1349 pos = os_strchr(cmd, ' ');
1350 if (pos)
1351 *pos++ = '\0';
1352 if (os_strcmp(cmd, "WPS") == 0)
1353 ndef = 0;
1354 else if (os_strcmp(cmd, "NDEF") == 0)
1355 ndef = 1;
1356 else
1357 return -1;
1358
1359 buf = wpas_wps_nfc_config_token(wpa_s, ndef, pos);
1360 if (buf == NULL)
1361 return -1;
1362
1363 res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
1364 wpabuf_len(buf));
1365 reply[res++] = '\n';
1366 reply[res] = '\0';
1367
1368 wpabuf_free(buf);
1369
1370 return res;
1371 }
1372
1373
wpa_supplicant_ctrl_iface_wps_nfc_token(struct wpa_supplicant * wpa_s,char * cmd,char * reply,size_t max_len)1374 static int wpa_supplicant_ctrl_iface_wps_nfc_token(
1375 struct wpa_supplicant *wpa_s, char *cmd, char *reply, size_t max_len)
1376 {
1377 int ndef;
1378 struct wpabuf *buf;
1379 int res;
1380
1381 if (os_strcmp(cmd, "WPS") == 0)
1382 ndef = 0;
1383 else if (os_strcmp(cmd, "NDEF") == 0)
1384 ndef = 1;
1385 else
1386 return -1;
1387
1388 buf = wpas_wps_nfc_token(wpa_s, ndef);
1389 if (buf == NULL)
1390 return -1;
1391
1392 res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
1393 wpabuf_len(buf));
1394 reply[res++] = '\n';
1395 reply[res] = '\0';
1396
1397 wpabuf_free(buf);
1398
1399 return res;
1400 }
1401
1402
wpa_supplicant_ctrl_iface_wps_nfc_tag_read(struct wpa_supplicant * wpa_s,char * pos)1403 static int wpa_supplicant_ctrl_iface_wps_nfc_tag_read(
1404 struct wpa_supplicant *wpa_s, char *pos)
1405 {
1406 size_t len;
1407 struct wpabuf *buf;
1408 int ret;
1409 char *freq;
1410 int forced_freq = 0;
1411
1412 freq = strstr(pos, " freq=");
1413 if (freq) {
1414 *freq = '\0';
1415 freq += 6;
1416 forced_freq = atoi(freq);
1417 }
1418
1419 len = os_strlen(pos);
1420 if (len & 0x01)
1421 return -1;
1422 len /= 2;
1423
1424 buf = wpabuf_alloc(len);
1425 if (buf == NULL)
1426 return -1;
1427 if (hexstr2bin(pos, wpabuf_put(buf, len), len) < 0) {
1428 wpabuf_free(buf);
1429 return -1;
1430 }
1431
1432 ret = wpas_wps_nfc_tag_read(wpa_s, buf, forced_freq);
1433 wpabuf_free(buf);
1434
1435 return ret;
1436 }
1437
1438
wpas_ctrl_nfc_get_handover_req_wps(struct wpa_supplicant * wpa_s,char * reply,size_t max_len,int ndef)1439 static int wpas_ctrl_nfc_get_handover_req_wps(struct wpa_supplicant *wpa_s,
1440 char *reply, size_t max_len,
1441 int ndef)
1442 {
1443 struct wpabuf *buf;
1444 int res;
1445
1446 buf = wpas_wps_nfc_handover_req(wpa_s, ndef);
1447 if (buf == NULL)
1448 return -1;
1449
1450 res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
1451 wpabuf_len(buf));
1452 reply[res++] = '\n';
1453 reply[res] = '\0';
1454
1455 wpabuf_free(buf);
1456
1457 return res;
1458 }
1459
1460
1461 #ifdef CONFIG_P2P
wpas_ctrl_nfc_get_handover_req_p2p(struct wpa_supplicant * wpa_s,char * reply,size_t max_len,int ndef)1462 static int wpas_ctrl_nfc_get_handover_req_p2p(struct wpa_supplicant *wpa_s,
1463 char *reply, size_t max_len,
1464 int ndef)
1465 {
1466 struct wpabuf *buf;
1467 int res;
1468
1469 buf = wpas_p2p_nfc_handover_req(wpa_s, ndef);
1470 if (buf == NULL) {
1471 wpa_printf(MSG_DEBUG, "P2P: Could not generate NFC handover request");
1472 return -1;
1473 }
1474
1475 res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
1476 wpabuf_len(buf));
1477 reply[res++] = '\n';
1478 reply[res] = '\0';
1479
1480 wpabuf_free(buf);
1481
1482 return res;
1483 }
1484 #endif /* CONFIG_P2P */
1485
1486
wpas_ctrl_nfc_get_handover_req(struct wpa_supplicant * wpa_s,char * cmd,char * reply,size_t max_len)1487 static int wpas_ctrl_nfc_get_handover_req(struct wpa_supplicant *wpa_s,
1488 char *cmd, char *reply,
1489 size_t max_len)
1490 {
1491 char *pos;
1492 int ndef;
1493
1494 pos = os_strchr(cmd, ' ');
1495 if (pos == NULL)
1496 return -1;
1497 *pos++ = '\0';
1498
1499 if (os_strcmp(cmd, "WPS") == 0)
1500 ndef = 0;
1501 else if (os_strcmp(cmd, "NDEF") == 0)
1502 ndef = 1;
1503 else
1504 return -1;
1505
1506 if (os_strcmp(pos, "WPS") == 0 || os_strcmp(pos, "WPS-CR") == 0) {
1507 if (!ndef)
1508 return -1;
1509 return wpas_ctrl_nfc_get_handover_req_wps(
1510 wpa_s, reply, max_len, ndef);
1511 }
1512
1513 #ifdef CONFIG_P2P
1514 if (os_strcmp(pos, "P2P-CR") == 0) {
1515 return wpas_ctrl_nfc_get_handover_req_p2p(
1516 wpa_s, reply, max_len, ndef);
1517 }
1518 #endif /* CONFIG_P2P */
1519
1520 return -1;
1521 }
1522
1523
wpas_ctrl_nfc_get_handover_sel_wps(struct wpa_supplicant * wpa_s,char * reply,size_t max_len,int ndef,int cr,char * uuid)1524 static int wpas_ctrl_nfc_get_handover_sel_wps(struct wpa_supplicant *wpa_s,
1525 char *reply, size_t max_len,
1526 int ndef, int cr, char *uuid)
1527 {
1528 struct wpabuf *buf;
1529 int res;
1530
1531 buf = wpas_wps_nfc_handover_sel(wpa_s, ndef, cr, uuid);
1532 if (buf == NULL)
1533 return -1;
1534
1535 res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
1536 wpabuf_len(buf));
1537 reply[res++] = '\n';
1538 reply[res] = '\0';
1539
1540 wpabuf_free(buf);
1541
1542 return res;
1543 }
1544
1545
1546 #ifdef CONFIG_P2P
wpas_ctrl_nfc_get_handover_sel_p2p(struct wpa_supplicant * wpa_s,char * reply,size_t max_len,int ndef,int tag)1547 static int wpas_ctrl_nfc_get_handover_sel_p2p(struct wpa_supplicant *wpa_s,
1548 char *reply, size_t max_len,
1549 int ndef, int tag)
1550 {
1551 struct wpabuf *buf;
1552 int res;
1553
1554 buf = wpas_p2p_nfc_handover_sel(wpa_s, ndef, tag);
1555 if (buf == NULL)
1556 return -1;
1557
1558 res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
1559 wpabuf_len(buf));
1560 reply[res++] = '\n';
1561 reply[res] = '\0';
1562
1563 wpabuf_free(buf);
1564
1565 return res;
1566 }
1567 #endif /* CONFIG_P2P */
1568
1569
wpas_ctrl_nfc_get_handover_sel(struct wpa_supplicant * wpa_s,char * cmd,char * reply,size_t max_len)1570 static int wpas_ctrl_nfc_get_handover_sel(struct wpa_supplicant *wpa_s,
1571 char *cmd, char *reply,
1572 size_t max_len)
1573 {
1574 char *pos, *pos2;
1575 int ndef;
1576
1577 pos = os_strchr(cmd, ' ');
1578 if (pos == NULL)
1579 return -1;
1580 *pos++ = '\0';
1581
1582 if (os_strcmp(cmd, "WPS") == 0)
1583 ndef = 0;
1584 else if (os_strcmp(cmd, "NDEF") == 0)
1585 ndef = 1;
1586 else
1587 return -1;
1588
1589 pos2 = os_strchr(pos, ' ');
1590 if (pos2)
1591 *pos2++ = '\0';
1592 if (os_strcmp(pos, "WPS") == 0 || os_strcmp(pos, "WPS-CR") == 0) {
1593 if (!ndef)
1594 return -1;
1595 return wpas_ctrl_nfc_get_handover_sel_wps(
1596 wpa_s, reply, max_len, ndef,
1597 os_strcmp(pos, "WPS-CR") == 0, pos2);
1598 }
1599
1600 #ifdef CONFIG_P2P
1601 if (os_strcmp(pos, "P2P-CR") == 0) {
1602 return wpas_ctrl_nfc_get_handover_sel_p2p(
1603 wpa_s, reply, max_len, ndef, 0);
1604 }
1605
1606 if (os_strcmp(pos, "P2P-CR-TAG") == 0) {
1607 return wpas_ctrl_nfc_get_handover_sel_p2p(
1608 wpa_s, reply, max_len, ndef, 1);
1609 }
1610 #endif /* CONFIG_P2P */
1611
1612 return -1;
1613 }
1614
1615
wpas_ctrl_nfc_report_handover(struct wpa_supplicant * wpa_s,char * cmd)1616 static int wpas_ctrl_nfc_report_handover(struct wpa_supplicant *wpa_s,
1617 char *cmd)
1618 {
1619 size_t len;
1620 struct wpabuf *req, *sel;
1621 int ret;
1622 char *pos, *role, *type, *pos2;
1623 #ifdef CONFIG_P2P
1624 char *freq;
1625 int forced_freq = 0;
1626
1627 freq = strstr(cmd, " freq=");
1628 if (freq) {
1629 *freq = '\0';
1630 freq += 6;
1631 forced_freq = atoi(freq);
1632 }
1633 #endif /* CONFIG_P2P */
1634
1635 role = cmd;
1636 pos = os_strchr(role, ' ');
1637 if (pos == NULL) {
1638 wpa_printf(MSG_DEBUG, "NFC: Missing type in handover report");
1639 return -1;
1640 }
1641 *pos++ = '\0';
1642
1643 type = pos;
1644 pos = os_strchr(type, ' ');
1645 if (pos == NULL) {
1646 wpa_printf(MSG_DEBUG, "NFC: Missing request message in handover report");
1647 return -1;
1648 }
1649 *pos++ = '\0';
1650
1651 pos2 = os_strchr(pos, ' ');
1652 if (pos2 == NULL) {
1653 wpa_printf(MSG_DEBUG, "NFC: Missing select message in handover report");
1654 return -1;
1655 }
1656 *pos2++ = '\0';
1657
1658 len = os_strlen(pos);
1659 if (len & 0x01) {
1660 wpa_printf(MSG_DEBUG, "NFC: Invalid request message length in handover report");
1661 return -1;
1662 }
1663 len /= 2;
1664
1665 req = wpabuf_alloc(len);
1666 if (req == NULL) {
1667 wpa_printf(MSG_DEBUG, "NFC: Failed to allocate memory for request message");
1668 return -1;
1669 }
1670 if (hexstr2bin(pos, wpabuf_put(req, len), len) < 0) {
1671 wpa_printf(MSG_DEBUG, "NFC: Invalid request message hexdump in handover report");
1672 wpabuf_free(req);
1673 return -1;
1674 }
1675
1676 len = os_strlen(pos2);
1677 if (len & 0x01) {
1678 wpa_printf(MSG_DEBUG, "NFC: Invalid select message length in handover report");
1679 wpabuf_free(req);
1680 return -1;
1681 }
1682 len /= 2;
1683
1684 sel = wpabuf_alloc(len);
1685 if (sel == NULL) {
1686 wpa_printf(MSG_DEBUG, "NFC: Failed to allocate memory for select message");
1687 wpabuf_free(req);
1688 return -1;
1689 }
1690 if (hexstr2bin(pos2, wpabuf_put(sel, len), len) < 0) {
1691 wpa_printf(MSG_DEBUG, "NFC: Invalid select message hexdump in handover report");
1692 wpabuf_free(req);
1693 wpabuf_free(sel);
1694 return -1;
1695 }
1696
1697 wpa_printf(MSG_DEBUG, "NFC: Connection handover reported - role=%s type=%s req_len=%d sel_len=%d",
1698 role, type, (int) wpabuf_len(req), (int) wpabuf_len(sel));
1699
1700 if (os_strcmp(role, "INIT") == 0 && os_strcmp(type, "WPS") == 0) {
1701 ret = wpas_wps_nfc_report_handover(wpa_s, req, sel);
1702 #ifdef CONFIG_AP
1703 } else if (os_strcmp(role, "RESP") == 0 && os_strcmp(type, "WPS") == 0)
1704 {
1705 ret = wpas_ap_wps_nfc_report_handover(wpa_s, req, sel);
1706 if (ret < 0)
1707 ret = wpas_er_wps_nfc_report_handover(wpa_s, req, sel);
1708 #endif /* CONFIG_AP */
1709 #ifdef CONFIG_P2P
1710 } else if (os_strcmp(role, "INIT") == 0 && os_strcmp(type, "P2P") == 0)
1711 {
1712 ret = wpas_p2p_nfc_report_handover(wpa_s, 1, req, sel, 0);
1713 } else if (os_strcmp(role, "RESP") == 0 && os_strcmp(type, "P2P") == 0)
1714 {
1715 ret = wpas_p2p_nfc_report_handover(wpa_s, 0, req, sel,
1716 forced_freq);
1717 #endif /* CONFIG_P2P */
1718 } else {
1719 wpa_printf(MSG_DEBUG, "NFC: Unsupported connection handover "
1720 "reported: role=%s type=%s", role, type);
1721 ret = -1;
1722 }
1723 wpabuf_free(req);
1724 wpabuf_free(sel);
1725
1726 if (ret)
1727 wpa_printf(MSG_DEBUG, "NFC: Failed to process reported handover messages");
1728
1729 return ret;
1730 }
1731
1732 #endif /* CONFIG_WPS_NFC */
1733
1734
wpa_supplicant_ctrl_iface_wps_reg(struct wpa_supplicant * wpa_s,char * cmd)1735 static int wpa_supplicant_ctrl_iface_wps_reg(struct wpa_supplicant *wpa_s,
1736 char *cmd)
1737 {
1738 u8 bssid[ETH_ALEN];
1739 char *pin;
1740 char *new_ssid;
1741 char *new_auth;
1742 char *new_encr;
1743 char *new_key;
1744 struct wps_new_ap_settings ap;
1745
1746 pin = os_strchr(cmd, ' ');
1747 if (pin == NULL)
1748 return -1;
1749 *pin++ = '\0';
1750
1751 if (hwaddr_aton(cmd, bssid)) {
1752 wpa_printf(MSG_DEBUG, "CTRL_IFACE WPS_REG: invalid BSSID '%s'",
1753 cmd);
1754 return -1;
1755 }
1756
1757 new_ssid = os_strchr(pin, ' ');
1758 if (new_ssid == NULL)
1759 return wpas_wps_start_reg(wpa_s, bssid, pin, NULL);
1760 *new_ssid++ = '\0';
1761
1762 new_auth = os_strchr(new_ssid, ' ');
1763 if (new_auth == NULL)
1764 return -1;
1765 *new_auth++ = '\0';
1766
1767 new_encr = os_strchr(new_auth, ' ');
1768 if (new_encr == NULL)
1769 return -1;
1770 *new_encr++ = '\0';
1771
1772 new_key = os_strchr(new_encr, ' ');
1773 if (new_key == NULL)
1774 return -1;
1775 *new_key++ = '\0';
1776
1777 os_memset(&ap, 0, sizeof(ap));
1778 ap.ssid_hex = new_ssid;
1779 ap.auth = new_auth;
1780 ap.encr = new_encr;
1781 ap.key_hex = new_key;
1782 return wpas_wps_start_reg(wpa_s, bssid, pin, &ap);
1783 }
1784
1785
1786 #ifdef CONFIG_AP
wpa_supplicant_ctrl_iface_wps_ap_pin(struct wpa_supplicant * wpa_s,char * cmd,char * buf,size_t buflen)1787 static int wpa_supplicant_ctrl_iface_wps_ap_pin(struct wpa_supplicant *wpa_s,
1788 char *cmd, char *buf,
1789 size_t buflen)
1790 {
1791 int timeout = 300;
1792 char *pos;
1793 const char *pin_txt;
1794
1795 if (!wpa_s->ap_iface)
1796 return -1;
1797
1798 pos = os_strchr(cmd, ' ');
1799 if (pos)
1800 *pos++ = '\0';
1801
1802 if (os_strcmp(cmd, "disable") == 0) {
1803 wpas_wps_ap_pin_disable(wpa_s);
1804 return os_snprintf(buf, buflen, "OK\n");
1805 }
1806
1807 if (os_strcmp(cmd, "random") == 0) {
1808 if (pos)
1809 timeout = atoi(pos);
1810 pin_txt = wpas_wps_ap_pin_random(wpa_s, timeout);
1811 if (pin_txt == NULL)
1812 return -1;
1813 return os_snprintf(buf, buflen, "%s", pin_txt);
1814 }
1815
1816 if (os_strcmp(cmd, "get") == 0) {
1817 pin_txt = wpas_wps_ap_pin_get(wpa_s);
1818 if (pin_txt == NULL)
1819 return -1;
1820 return os_snprintf(buf, buflen, "%s", pin_txt);
1821 }
1822
1823 if (os_strcmp(cmd, "set") == 0) {
1824 char *pin;
1825 if (pos == NULL)
1826 return -1;
1827 pin = pos;
1828 pos = os_strchr(pos, ' ');
1829 if (pos) {
1830 *pos++ = '\0';
1831 timeout = atoi(pos);
1832 }
1833 if (os_strlen(pin) > buflen)
1834 return -1;
1835 if (wpas_wps_ap_pin_set(wpa_s, pin, timeout) < 0)
1836 return -1;
1837 return os_snprintf(buf, buflen, "%s", pin);
1838 }
1839
1840 return -1;
1841 }
1842 #endif /* CONFIG_AP */
1843
1844
1845 #ifdef CONFIG_WPS_ER
wpa_supplicant_ctrl_iface_wps_er_pin(struct wpa_supplicant * wpa_s,char * cmd)1846 static int wpa_supplicant_ctrl_iface_wps_er_pin(struct wpa_supplicant *wpa_s,
1847 char *cmd)
1848 {
1849 char *uuid = cmd, *pin, *pos;
1850 u8 addr_buf[ETH_ALEN], *addr = NULL;
1851 pin = os_strchr(uuid, ' ');
1852 if (pin == NULL)
1853 return -1;
1854 *pin++ = '\0';
1855 pos = os_strchr(pin, ' ');
1856 if (pos) {
1857 *pos++ = '\0';
1858 if (hwaddr_aton(pos, addr_buf) == 0)
1859 addr = addr_buf;
1860 }
1861 return wpas_wps_er_add_pin(wpa_s, addr, uuid, pin);
1862 }
1863
1864
wpa_supplicant_ctrl_iface_wps_er_learn(struct wpa_supplicant * wpa_s,char * cmd)1865 static int wpa_supplicant_ctrl_iface_wps_er_learn(struct wpa_supplicant *wpa_s,
1866 char *cmd)
1867 {
1868 char *uuid = cmd, *pin;
1869 pin = os_strchr(uuid, ' ');
1870 if (pin == NULL)
1871 return -1;
1872 *pin++ = '\0';
1873 return wpas_wps_er_learn(wpa_s, uuid, pin);
1874 }
1875
1876
wpa_supplicant_ctrl_iface_wps_er_set_config(struct wpa_supplicant * wpa_s,char * cmd)1877 static int wpa_supplicant_ctrl_iface_wps_er_set_config(
1878 struct wpa_supplicant *wpa_s, char *cmd)
1879 {
1880 char *uuid = cmd, *id;
1881 id = os_strchr(uuid, ' ');
1882 if (id == NULL)
1883 return -1;
1884 *id++ = '\0';
1885 return wpas_wps_er_set_config(wpa_s, uuid, atoi(id));
1886 }
1887
1888
wpa_supplicant_ctrl_iface_wps_er_config(struct wpa_supplicant * wpa_s,char * cmd)1889 static int wpa_supplicant_ctrl_iface_wps_er_config(
1890 struct wpa_supplicant *wpa_s, char *cmd)
1891 {
1892 char *pin;
1893 char *new_ssid;
1894 char *new_auth;
1895 char *new_encr;
1896 char *new_key;
1897 struct wps_new_ap_settings ap;
1898
1899 pin = os_strchr(cmd, ' ');
1900 if (pin == NULL)
1901 return -1;
1902 *pin++ = '\0';
1903
1904 new_ssid = os_strchr(pin, ' ');
1905 if (new_ssid == NULL)
1906 return -1;
1907 *new_ssid++ = '\0';
1908
1909 new_auth = os_strchr(new_ssid, ' ');
1910 if (new_auth == NULL)
1911 return -1;
1912 *new_auth++ = '\0';
1913
1914 new_encr = os_strchr(new_auth, ' ');
1915 if (new_encr == NULL)
1916 return -1;
1917 *new_encr++ = '\0';
1918
1919 new_key = os_strchr(new_encr, ' ');
1920 if (new_key == NULL)
1921 return -1;
1922 *new_key++ = '\0';
1923
1924 os_memset(&ap, 0, sizeof(ap));
1925 ap.ssid_hex = new_ssid;
1926 ap.auth = new_auth;
1927 ap.encr = new_encr;
1928 ap.key_hex = new_key;
1929 return wpas_wps_er_config(wpa_s, cmd, pin, &ap);
1930 }
1931
1932
1933 #ifdef CONFIG_WPS_NFC
wpa_supplicant_ctrl_iface_wps_er_nfc_config_token(struct wpa_supplicant * wpa_s,char * cmd,char * reply,size_t max_len)1934 static int wpa_supplicant_ctrl_iface_wps_er_nfc_config_token(
1935 struct wpa_supplicant *wpa_s, char *cmd, char *reply, size_t max_len)
1936 {
1937 int ndef;
1938 struct wpabuf *buf;
1939 int res;
1940 char *uuid;
1941
1942 uuid = os_strchr(cmd, ' ');
1943 if (uuid == NULL)
1944 return -1;
1945 *uuid++ = '\0';
1946
1947 if (os_strcmp(cmd, "WPS") == 0)
1948 ndef = 0;
1949 else if (os_strcmp(cmd, "NDEF") == 0)
1950 ndef = 1;
1951 else
1952 return -1;
1953
1954 buf = wpas_wps_er_nfc_config_token(wpa_s, ndef, uuid);
1955 if (buf == NULL)
1956 return -1;
1957
1958 res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
1959 wpabuf_len(buf));
1960 reply[res++] = '\n';
1961 reply[res] = '\0';
1962
1963 wpabuf_free(buf);
1964
1965 return res;
1966 }
1967 #endif /* CONFIG_WPS_NFC */
1968 #endif /* CONFIG_WPS_ER */
1969
1970 #endif /* CONFIG_WPS */
1971
1972
1973 #ifdef CONFIG_IBSS_RSN
wpa_supplicant_ctrl_iface_ibss_rsn(struct wpa_supplicant * wpa_s,char * addr)1974 static int wpa_supplicant_ctrl_iface_ibss_rsn(
1975 struct wpa_supplicant *wpa_s, char *addr)
1976 {
1977 u8 peer[ETH_ALEN];
1978
1979 if (hwaddr_aton(addr, peer)) {
1980 wpa_printf(MSG_DEBUG, "CTRL_IFACE IBSS_RSN: invalid "
1981 "address '%s'", addr);
1982 return -1;
1983 }
1984
1985 wpa_printf(MSG_DEBUG, "CTRL_IFACE IBSS_RSN " MACSTR,
1986 MAC2STR(peer));
1987
1988 return ibss_rsn_start(wpa_s->ibss_rsn, peer);
1989 }
1990 #endif /* CONFIG_IBSS_RSN */
1991
1992
wpa_supplicant_ctrl_iface_ctrl_rsp(struct wpa_supplicant * wpa_s,char * rsp)1993 static int wpa_supplicant_ctrl_iface_ctrl_rsp(struct wpa_supplicant *wpa_s,
1994 char *rsp)
1995 {
1996 #ifdef IEEE8021X_EAPOL
1997 char *pos, *id_pos;
1998 int id;
1999 struct wpa_ssid *ssid;
2000
2001 pos = os_strchr(rsp, '-');
2002 if (pos == NULL)
2003 return -1;
2004 *pos++ = '\0';
2005 id_pos = pos;
2006 pos = os_strchr(pos, ':');
2007 if (pos == NULL)
2008 return -1;
2009 *pos++ = '\0';
2010 id = atoi(id_pos);
2011 wpa_printf(MSG_DEBUG, "CTRL_IFACE: field=%s id=%d", rsp, id);
2012 wpa_hexdump_ascii_key(MSG_DEBUG, "CTRL_IFACE: value",
2013 (u8 *) pos, os_strlen(pos));
2014
2015 ssid = wpa_config_get_network(wpa_s->conf, id);
2016 if (ssid == NULL) {
2017 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find SSID id=%d "
2018 "to update", id);
2019 return -1;
2020 }
2021
2022 return wpa_supplicant_ctrl_iface_ctrl_rsp_handle(wpa_s, ssid, rsp,
2023 pos);
2024 #else /* IEEE8021X_EAPOL */
2025 wpa_printf(MSG_DEBUG, "CTRL_IFACE: 802.1X not included");
2026 return -1;
2027 #endif /* IEEE8021X_EAPOL */
2028 }
2029
2030
wpa_supplicant_ctrl_iface_status(struct wpa_supplicant * wpa_s,const char * params,char * buf,size_t buflen)2031 static int wpa_supplicant_ctrl_iface_status(struct wpa_supplicant *wpa_s,
2032 const char *params,
2033 char *buf, size_t buflen)
2034 {
2035 char *pos, *end, tmp[30];
2036 int res, verbose, wps, ret;
2037 #ifdef CONFIG_HS20
2038 const u8 *hs20;
2039 #endif /* CONFIG_HS20 */
2040 const u8 *sess_id;
2041 size_t sess_id_len;
2042
2043 if (os_strcmp(params, "-DRIVER") == 0)
2044 return wpa_drv_status(wpa_s, buf, buflen);
2045 verbose = os_strcmp(params, "-VERBOSE") == 0;
2046 wps = os_strcmp(params, "-WPS") == 0;
2047 pos = buf;
2048 end = buf + buflen;
2049 if (wpa_s->wpa_state >= WPA_ASSOCIATED) {
2050 struct wpa_ssid *ssid = wpa_s->current_ssid;
2051 ret = os_snprintf(pos, end - pos, "bssid=" MACSTR "\n",
2052 MAC2STR(wpa_s->bssid));
2053 if (os_snprintf_error(end - pos, ret))
2054 return pos - buf;
2055 pos += ret;
2056 ret = os_snprintf(pos, end - pos, "freq=%u\n",
2057 wpa_s->assoc_freq);
2058 if (os_snprintf_error(end - pos, ret))
2059 return pos - buf;
2060 pos += ret;
2061 if (ssid) {
2062 u8 *_ssid = ssid->ssid;
2063 size_t ssid_len = ssid->ssid_len;
2064 u8 ssid_buf[SSID_MAX_LEN];
2065 if (ssid_len == 0) {
2066 int _res = wpa_drv_get_ssid(wpa_s, ssid_buf);
2067 if (_res < 0)
2068 ssid_len = 0;
2069 else
2070 ssid_len = _res;
2071 _ssid = ssid_buf;
2072 }
2073 ret = os_snprintf(pos, end - pos, "ssid=%s\nid=%d\n",
2074 wpa_ssid_txt(_ssid, ssid_len),
2075 ssid->id);
2076 if (os_snprintf_error(end - pos, ret))
2077 return pos - buf;
2078 pos += ret;
2079
2080 if (wps && ssid->passphrase &&
2081 wpa_key_mgmt_wpa_psk(ssid->key_mgmt) &&
2082 (ssid->mode == WPAS_MODE_AP ||
2083 ssid->mode == WPAS_MODE_P2P_GO)) {
2084 ret = os_snprintf(pos, end - pos,
2085 "passphrase=%s\n",
2086 ssid->passphrase);
2087 if (os_snprintf_error(end - pos, ret))
2088 return pos - buf;
2089 pos += ret;
2090 }
2091 if (ssid->id_str) {
2092 ret = os_snprintf(pos, end - pos,
2093 "id_str=%s\n",
2094 ssid->id_str);
2095 if (os_snprintf_error(end - pos, ret))
2096 return pos - buf;
2097 pos += ret;
2098 }
2099
2100 switch (ssid->mode) {
2101 case WPAS_MODE_INFRA:
2102 ret = os_snprintf(pos, end - pos,
2103 "mode=station\n");
2104 break;
2105 case WPAS_MODE_IBSS:
2106 ret = os_snprintf(pos, end - pos,
2107 "mode=IBSS\n");
2108 break;
2109 case WPAS_MODE_AP:
2110 ret = os_snprintf(pos, end - pos,
2111 "mode=AP\n");
2112 break;
2113 case WPAS_MODE_P2P_GO:
2114 ret = os_snprintf(pos, end - pos,
2115 "mode=P2P GO\n");
2116 break;
2117 case WPAS_MODE_P2P_GROUP_FORMATION:
2118 ret = os_snprintf(pos, end - pos,
2119 "mode=P2P GO - group "
2120 "formation\n");
2121 break;
2122 case WPAS_MODE_MESH:
2123 ret = os_snprintf(pos, end - pos,
2124 "mode=mesh\n");
2125 break;
2126 default:
2127 ret = 0;
2128 break;
2129 }
2130 if (os_snprintf_error(end - pos, ret))
2131 return pos - buf;
2132 pos += ret;
2133 }
2134
2135 if (wpa_s->connection_set &&
2136 (wpa_s->connection_ht || wpa_s->connection_vht ||
2137 wpa_s->connection_he)) {
2138 ret = os_snprintf(pos, end - pos,
2139 "wifi_generation=%u\n",
2140 wpa_s->connection_he ? 6 :
2141 (wpa_s->connection_vht ? 5 : 4));
2142 if (os_snprintf_error(end - pos, ret))
2143 return pos - buf;
2144 pos += ret;
2145 }
2146
2147 #ifdef CONFIG_AP
2148 if (wpa_s->ap_iface) {
2149 pos += ap_ctrl_iface_wpa_get_status(wpa_s, pos,
2150 end - pos,
2151 verbose);
2152 } else
2153 #endif /* CONFIG_AP */
2154 pos += wpa_sm_get_status(wpa_s->wpa, pos, end - pos, verbose);
2155 }
2156 #ifdef CONFIG_SME
2157 #ifdef CONFIG_SAE
2158 if (wpa_s->wpa_state >= WPA_ASSOCIATED &&
2159 #ifdef CONFIG_AP
2160 !wpa_s->ap_iface &&
2161 #endif /* CONFIG_AP */
2162 wpa_s->sme.sae.state == SAE_ACCEPTED) {
2163 ret = os_snprintf(pos, end - pos, "sae_group=%d\n",
2164 wpa_s->sme.sae.group);
2165 if (os_snprintf_error(end - pos, ret))
2166 return pos - buf;
2167 pos += ret;
2168 }
2169 #endif /* CONFIG_SAE */
2170 #endif /* CONFIG_SME */
2171 ret = os_snprintf(pos, end - pos, "wpa_state=%s\n",
2172 wpa_supplicant_state_txt(wpa_s->wpa_state));
2173 if (os_snprintf_error(end - pos, ret))
2174 return pos - buf;
2175 pos += ret;
2176
2177 if (wpa_s->l2 &&
2178 l2_packet_get_ip_addr(wpa_s->l2, tmp, sizeof(tmp)) >= 0) {
2179 ret = os_snprintf(pos, end - pos, "ip_address=%s\n", tmp);
2180 if (os_snprintf_error(end - pos, ret))
2181 return pos - buf;
2182 pos += ret;
2183 }
2184
2185 #ifdef CONFIG_P2P
2186 if (wpa_s->global->p2p) {
2187 ret = os_snprintf(pos, end - pos, "p2p_device_address=" MACSTR
2188 "\n", MAC2STR(wpa_s->global->p2p_dev_addr));
2189 if (os_snprintf_error(end - pos, ret))
2190 return pos - buf;
2191 pos += ret;
2192 }
2193 #endif /* CONFIG_P2P */
2194
2195 ret = os_snprintf(pos, end - pos, "address=" MACSTR "\n",
2196 MAC2STR(wpa_s->own_addr));
2197 if (os_snprintf_error(end - pos, ret))
2198 return pos - buf;
2199 pos += ret;
2200
2201 #ifdef CONFIG_HS20
2202 if (wpa_s->current_bss &&
2203 (hs20 = wpa_bss_get_vendor_ie(wpa_s->current_bss,
2204 HS20_IE_VENDOR_TYPE)) &&
2205 wpa_s->wpa_proto == WPA_PROTO_RSN &&
2206 wpa_key_mgmt_wpa_ieee8021x(wpa_s->key_mgmt)) {
2207 int release = 1;
2208 if (hs20[1] >= 5) {
2209 u8 rel_num = (hs20[6] & 0xf0) >> 4;
2210 release = rel_num + 1;
2211 }
2212 ret = os_snprintf(pos, end - pos, "hs20=%d\n", release);
2213 if (os_snprintf_error(end - pos, ret))
2214 return pos - buf;
2215 pos += ret;
2216 }
2217
2218 if (wpa_s->current_ssid) {
2219 struct wpa_cred *cred;
2220 char *type;
2221
2222 for (cred = wpa_s->conf->cred; cred; cred = cred->next) {
2223 size_t i;
2224
2225 if (wpa_s->current_ssid->parent_cred != cred)
2226 continue;
2227
2228 if (cred->provisioning_sp) {
2229 ret = os_snprintf(pos, end - pos,
2230 "provisioning_sp=%s\n",
2231 cred->provisioning_sp);
2232 if (os_snprintf_error(end - pos, ret))
2233 return pos - buf;
2234 pos += ret;
2235 }
2236
2237 if (!cred->domain)
2238 goto no_domain;
2239
2240 i = 0;
2241 if (wpa_s->current_bss && wpa_s->current_bss->anqp) {
2242 struct wpabuf *names =
2243 wpa_s->current_bss->anqp->domain_name;
2244 for (i = 0; names && i < cred->num_domain; i++)
2245 {
2246 if (domain_name_list_contains(
2247 names, cred->domain[i], 1))
2248 break;
2249 }
2250 if (i == cred->num_domain)
2251 i = 0; /* show first entry by default */
2252 }
2253 ret = os_snprintf(pos, end - pos, "home_sp=%s\n",
2254 cred->domain[i]);
2255 if (os_snprintf_error(end - pos, ret))
2256 return pos - buf;
2257 pos += ret;
2258
2259 no_domain:
2260 if (wpa_s->current_bss == NULL ||
2261 wpa_s->current_bss->anqp == NULL)
2262 res = -1;
2263 else
2264 res = interworking_home_sp_cred(
2265 wpa_s, cred,
2266 wpa_s->current_bss->anqp->domain_name);
2267 if (res > 0)
2268 type = "home";
2269 else if (res == 0)
2270 type = "roaming";
2271 else
2272 type = "unknown";
2273
2274 ret = os_snprintf(pos, end - pos, "sp_type=%s\n", type);
2275 if (os_snprintf_error(end - pos, ret))
2276 return pos - buf;
2277 pos += ret;
2278
2279 break;
2280 }
2281 }
2282 #endif /* CONFIG_HS20 */
2283
2284 if (wpa_key_mgmt_wpa_ieee8021x(wpa_s->key_mgmt) ||
2285 wpa_s->key_mgmt == WPA_KEY_MGMT_IEEE8021X_NO_WPA) {
2286 res = eapol_sm_get_status(wpa_s->eapol, pos, end - pos,
2287 verbose);
2288 if (res >= 0)
2289 pos += res;
2290 }
2291
2292 #ifdef CONFIG_MACSEC
2293 res = ieee802_1x_kay_get_status(wpa_s->kay, pos, end - pos);
2294 if (res > 0)
2295 pos += res;
2296 #endif /* CONFIG_MACSEC */
2297
2298 sess_id = eapol_sm_get_session_id(wpa_s->eapol, &sess_id_len);
2299 if (sess_id) {
2300 char *start = pos;
2301
2302 ret = os_snprintf(pos, end - pos, "eap_session_id=");
2303 if (os_snprintf_error(end - pos, ret))
2304 return start - buf;
2305 pos += ret;
2306 ret = wpa_snprintf_hex(pos, end - pos, sess_id, sess_id_len);
2307 if (ret <= 0)
2308 return start - buf;
2309 pos += ret;
2310 ret = os_snprintf(pos, end - pos, "\n");
2311 if (os_snprintf_error(end - pos, ret))
2312 return start - buf;
2313 pos += ret;
2314 }
2315
2316 res = rsn_preauth_get_status(wpa_s->wpa, pos, end - pos, verbose);
2317 if (res >= 0)
2318 pos += res;
2319
2320 #ifdef CONFIG_WPS
2321 {
2322 char uuid_str[100];
2323 uuid_bin2str(wpa_s->wps->uuid, uuid_str, sizeof(uuid_str));
2324 ret = os_snprintf(pos, end - pos, "uuid=%s\n", uuid_str);
2325 if (os_snprintf_error(end - pos, ret))
2326 return pos - buf;
2327 pos += ret;
2328 }
2329 #endif /* CONFIG_WPS */
2330
2331 if (wpa_s->ieee80211ac) {
2332 ret = os_snprintf(pos, end - pos, "ieee80211ac=1\n");
2333 if (os_snprintf_error(end - pos, ret))
2334 return pos - buf;
2335 pos += ret;
2336 }
2337
2338 #ifdef ANDROID
2339 /*
2340 * Allow using the STATUS command with default behavior, say for debug,
2341 * i.e., don't generate a "fake" CONNECTION and SUPPLICANT_STATE_CHANGE
2342 * events with STATUS-NO_EVENTS.
2343 */
2344 if (os_strcmp(params, "-NO_EVENTS")) {
2345 wpa_msg_ctrl(wpa_s, MSG_INFO, WPA_EVENT_STATE_CHANGE
2346 "id=%d state=%d BSSID=" MACSTR " SSID=%s",
2347 wpa_s->current_ssid ? wpa_s->current_ssid->id : -1,
2348 wpa_s->wpa_state,
2349 MAC2STR(wpa_s->bssid),
2350 wpa_s->current_ssid && wpa_s->current_ssid->ssid ?
2351 wpa_ssid_txt(wpa_s->current_ssid->ssid,
2352 wpa_s->current_ssid->ssid_len) : "");
2353 if (wpa_s->wpa_state == WPA_COMPLETED) {
2354 struct wpa_ssid *ssid = wpa_s->current_ssid;
2355 wpa_msg_ctrl(wpa_s, MSG_INFO, WPA_EVENT_CONNECTED
2356 "- connection to " MACSTR
2357 " completed %s [id=%d id_str=%s]",
2358 MAC2STR(wpa_s->bssid), "(auth)",
2359 ssid ? ssid->id : -1,
2360 ssid && ssid->id_str ? ssid->id_str : "");
2361 }
2362 }
2363 #endif /* ANDROID */
2364
2365 return pos - buf;
2366 }
2367
2368
wpa_supplicant_ctrl_iface_bssid(struct wpa_supplicant * wpa_s,char * cmd)2369 static int wpa_supplicant_ctrl_iface_bssid(struct wpa_supplicant *wpa_s,
2370 char *cmd)
2371 {
2372 char *pos;
2373 int id;
2374 struct wpa_ssid *ssid;
2375 u8 bssid[ETH_ALEN];
2376
2377 /* cmd: "<network id> <BSSID>" */
2378 pos = os_strchr(cmd, ' ');
2379 if (pos == NULL)
2380 return -1;
2381 *pos++ = '\0';
2382 id = atoi(cmd);
2383 wpa_printf(MSG_DEBUG, "CTRL_IFACE: id=%d bssid='%s'", id, pos);
2384 if (hwaddr_aton(pos, bssid)) {
2385 wpa_printf(MSG_DEBUG ,"CTRL_IFACE: invalid BSSID '%s'", pos);
2386 return -1;
2387 }
2388
2389 ssid = wpa_config_get_network(wpa_s->conf, id);
2390 if (ssid == NULL) {
2391 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find SSID id=%d "
2392 "to update", id);
2393 return -1;
2394 }
2395
2396 os_memcpy(ssid->bssid, bssid, ETH_ALEN);
2397 ssid->bssid_set = !is_zero_ether_addr(bssid);
2398
2399 return 0;
2400 }
2401
2402
wpa_supplicant_ctrl_iface_blacklist(struct wpa_supplicant * wpa_s,char * cmd,char * buf,size_t buflen)2403 static int wpa_supplicant_ctrl_iface_blacklist(struct wpa_supplicant *wpa_s,
2404 char *cmd, char *buf,
2405 size_t buflen)
2406 {
2407 u8 bssid[ETH_ALEN];
2408 struct wpa_blacklist *e;
2409 char *pos, *end;
2410 int ret;
2411
2412 /* cmd: "BLACKLIST [<BSSID>]" */
2413 if (*cmd == '\0') {
2414 pos = buf;
2415 end = buf + buflen;
2416 e = wpa_s->blacklist;
2417 while (e) {
2418 ret = os_snprintf(pos, end - pos, MACSTR "\n",
2419 MAC2STR(e->bssid));
2420 if (os_snprintf_error(end - pos, ret))
2421 return pos - buf;
2422 pos += ret;
2423 e = e->next;
2424 }
2425 return pos - buf;
2426 }
2427
2428 cmd++;
2429 if (os_strncmp(cmd, "clear", 5) == 0) {
2430 wpa_blacklist_clear(wpa_s);
2431 os_memcpy(buf, "OK\n", 3);
2432 return 3;
2433 }
2434
2435 wpa_printf(MSG_DEBUG, "CTRL_IFACE: BLACKLIST bssid='%s'", cmd);
2436 if (hwaddr_aton(cmd, bssid)) {
2437 wpa_printf(MSG_DEBUG, "CTRL_IFACE: invalid BSSID '%s'", cmd);
2438 return -1;
2439 }
2440
2441 /*
2442 * Add the BSSID twice, so its count will be 2, causing it to be
2443 * skipped when processing scan results.
2444 */
2445 ret = wpa_blacklist_add(wpa_s, bssid);
2446 if (ret < 0)
2447 return -1;
2448 ret = wpa_blacklist_add(wpa_s, bssid);
2449 if (ret < 0)
2450 return -1;
2451 os_memcpy(buf, "OK\n", 3);
2452 return 3;
2453 }
2454
2455
wpa_supplicant_ctrl_iface_log_level(struct wpa_supplicant * wpa_s,char * cmd,char * buf,size_t buflen)2456 static int wpa_supplicant_ctrl_iface_log_level(struct wpa_supplicant *wpa_s,
2457 char *cmd, char *buf,
2458 size_t buflen)
2459 {
2460 char *pos, *end, *stamp;
2461 int ret;
2462
2463 /* cmd: "LOG_LEVEL [<level>]" */
2464 if (*cmd == '\0') {
2465 pos = buf;
2466 end = buf + buflen;
2467 ret = os_snprintf(pos, end - pos, "Current level: %s\n"
2468 "Timestamp: %d\n",
2469 debug_level_str(wpa_debug_level),
2470 wpa_debug_timestamp);
2471 if (os_snprintf_error(end - pos, ret))
2472 ret = 0;
2473
2474 return ret;
2475 }
2476
2477 while (*cmd == ' ')
2478 cmd++;
2479
2480 stamp = os_strchr(cmd, ' ');
2481 if (stamp) {
2482 *stamp++ = '\0';
2483 while (*stamp == ' ') {
2484 stamp++;
2485 }
2486 }
2487
2488 if (os_strlen(cmd)) {
2489 int level = str_to_debug_level(cmd);
2490 if (level < 0)
2491 return -1;
2492 wpa_debug_level = level;
2493 }
2494
2495 if (stamp && os_strlen(stamp))
2496 wpa_debug_timestamp = atoi(stamp);
2497
2498 os_memcpy(buf, "OK\n", 3);
2499 return 3;
2500 }
2501
2502
wpa_supplicant_ctrl_iface_list_networks(struct wpa_supplicant * wpa_s,char * cmd,char * buf,size_t buflen)2503 static int wpa_supplicant_ctrl_iface_list_networks(
2504 struct wpa_supplicant *wpa_s, char *cmd, char *buf, size_t buflen)
2505 {
2506 char *pos, *end, *prev;
2507 struct wpa_ssid *ssid;
2508 int ret;
2509
2510 pos = buf;
2511 end = buf + buflen;
2512 ret = os_snprintf(pos, end - pos,
2513 "network id / ssid / bssid / flags\n");
2514 if (os_snprintf_error(end - pos, ret))
2515 return pos - buf;
2516 pos += ret;
2517
2518 ssid = wpa_s->conf->ssid;
2519
2520 /* skip over ssids until we find next one */
2521 if (cmd != NULL && os_strncmp(cmd, "LAST_ID=", 8) == 0) {
2522 int last_id = atoi(cmd + 8);
2523 if (last_id != -1) {
2524 while (ssid != NULL && ssid->id <= last_id) {
2525 ssid = ssid->next;
2526 }
2527 }
2528 }
2529
2530 while (ssid) {
2531 prev = pos;
2532 ret = os_snprintf(pos, end - pos, "%d\t%s",
2533 ssid->id,
2534 wpa_ssid_txt(ssid->ssid, ssid->ssid_len));
2535 if (os_snprintf_error(end - pos, ret))
2536 return prev - buf;
2537 pos += ret;
2538 if (ssid->bssid_set) {
2539 ret = os_snprintf(pos, end - pos, "\t" MACSTR,
2540 MAC2STR(ssid->bssid));
2541 } else {
2542 ret = os_snprintf(pos, end - pos, "\tany");
2543 }
2544 if (os_snprintf_error(end - pos, ret))
2545 return prev - buf;
2546 pos += ret;
2547 ret = os_snprintf(pos, end - pos, "\t%s%s%s%s",
2548 ssid == wpa_s->current_ssid ?
2549 "[CURRENT]" : "",
2550 ssid->disabled ? "[DISABLED]" : "",
2551 ssid->disabled_until.sec ?
2552 "[TEMP-DISABLED]" : "",
2553 ssid->disabled == 2 ? "[P2P-PERSISTENT]" :
2554 "");
2555 if (os_snprintf_error(end - pos, ret))
2556 return prev - buf;
2557 pos += ret;
2558 ret = os_snprintf(pos, end - pos, "\n");
2559 if (os_snprintf_error(end - pos, ret))
2560 return prev - buf;
2561 pos += ret;
2562
2563 ssid = ssid->next;
2564 }
2565
2566 return pos - buf;
2567 }
2568
2569
wpa_supplicant_cipher_txt(char * pos,char * end,int cipher)2570 static char * wpa_supplicant_cipher_txt(char *pos, char *end, int cipher)
2571 {
2572 int ret;
2573 ret = os_snprintf(pos, end - pos, "-");
2574 if (os_snprintf_error(end - pos, ret))
2575 return pos;
2576 pos += ret;
2577 ret = wpa_write_ciphers(pos, end, cipher, "+");
2578 if (ret < 0)
2579 return pos;
2580 pos += ret;
2581 return pos;
2582 }
2583
2584
wpa_supplicant_ie_txt(char * pos,char * end,const char * proto,const u8 * ie,size_t ie_len)2585 static char * wpa_supplicant_ie_txt(char *pos, char *end, const char *proto,
2586 const u8 *ie, size_t ie_len)
2587 {
2588 struct wpa_ie_data data;
2589 char *start;
2590 int ret;
2591
2592 ret = os_snprintf(pos, end - pos, "[%s-", proto);
2593 if (os_snprintf_error(end - pos, ret))
2594 return pos;
2595 pos += ret;
2596
2597 if (wpa_parse_wpa_ie(ie, ie_len, &data) < 0) {
2598 ret = os_snprintf(pos, end - pos, "?]");
2599 if (os_snprintf_error(end - pos, ret))
2600 return pos;
2601 pos += ret;
2602 return pos;
2603 }
2604
2605 start = pos;
2606 if (data.key_mgmt & WPA_KEY_MGMT_IEEE8021X) {
2607 ret = os_snprintf(pos, end - pos, "%sEAP",
2608 pos == start ? "" : "+");
2609 if (os_snprintf_error(end - pos, ret))
2610 return pos;
2611 pos += ret;
2612 }
2613 if (data.key_mgmt & WPA_KEY_MGMT_PSK) {
2614 ret = os_snprintf(pos, end - pos, "%sPSK",
2615 pos == start ? "" : "+");
2616 if (os_snprintf_error(end - pos, ret))
2617 return pos;
2618 pos += ret;
2619 }
2620 if (data.key_mgmt & WPA_KEY_MGMT_WPA_NONE) {
2621 ret = os_snprintf(pos, end - pos, "%sNone",
2622 pos == start ? "" : "+");
2623 if (os_snprintf_error(end - pos, ret))
2624 return pos;
2625 pos += ret;
2626 }
2627 if (data.key_mgmt & WPA_KEY_MGMT_SAE) {
2628 ret = os_snprintf(pos, end - pos, "%sSAE",
2629 pos == start ? "" : "+");
2630 if (os_snprintf_error(end - pos, ret))
2631 return pos;
2632 pos += ret;
2633 }
2634 #ifdef CONFIG_IEEE80211R
2635 if (data.key_mgmt & WPA_KEY_MGMT_FT_IEEE8021X) {
2636 ret = os_snprintf(pos, end - pos, "%sFT/EAP",
2637 pos == start ? "" : "+");
2638 if (os_snprintf_error(end - pos, ret))
2639 return pos;
2640 pos += ret;
2641 }
2642 if (data.key_mgmt & WPA_KEY_MGMT_FT_PSK) {
2643 ret = os_snprintf(pos, end - pos, "%sFT/PSK",
2644 pos == start ? "" : "+");
2645 if (os_snprintf_error(end - pos, ret))
2646 return pos;
2647 pos += ret;
2648 }
2649 if (data.key_mgmt & WPA_KEY_MGMT_FT_SAE) {
2650 ret = os_snprintf(pos, end - pos, "%sFT/SAE",
2651 pos == start ? "" : "+");
2652 if (os_snprintf_error(end - pos, ret))
2653 return pos;
2654 pos += ret;
2655 }
2656 #endif /* CONFIG_IEEE80211R */
2657 #ifdef CONFIG_IEEE80211W
2658 if (data.key_mgmt & WPA_KEY_MGMT_IEEE8021X_SHA256) {
2659 ret = os_snprintf(pos, end - pos, "%sEAP-SHA256",
2660 pos == start ? "" : "+");
2661 if (os_snprintf_error(end - pos, ret))
2662 return pos;
2663 pos += ret;
2664 }
2665 if (data.key_mgmt & WPA_KEY_MGMT_PSK_SHA256) {
2666 ret = os_snprintf(pos, end - pos, "%sPSK-SHA256",
2667 pos == start ? "" : "+");
2668 if (os_snprintf_error(end - pos, ret))
2669 return pos;
2670 pos += ret;
2671 }
2672 #endif /* CONFIG_IEEE80211W */
2673
2674 #ifdef CONFIG_SUITEB
2675 if (data.key_mgmt & WPA_KEY_MGMT_IEEE8021X_SUITE_B) {
2676 ret = os_snprintf(pos, end - pos, "%sEAP-SUITE-B",
2677 pos == start ? "" : "+");
2678 if (os_snprintf_error(end - pos, ret))
2679 return pos;
2680 pos += ret;
2681 }
2682 #endif /* CONFIG_SUITEB */
2683
2684 #ifdef CONFIG_SUITEB192
2685 if (data.key_mgmt & WPA_KEY_MGMT_IEEE8021X_SUITE_B_192) {
2686 ret = os_snprintf(pos, end - pos, "%sEAP-SUITE-B-192",
2687 pos == start ? "" : "+");
2688 if (os_snprintf_error(end - pos, ret))
2689 return pos;
2690 pos += ret;
2691 }
2692 #endif /* CONFIG_SUITEB192 */
2693
2694 #ifdef CONFIG_FILS
2695 if (data.key_mgmt & WPA_KEY_MGMT_FILS_SHA256) {
2696 ret = os_snprintf(pos, end - pos, "%sFILS-SHA256",
2697 pos == start ? "" : "+");
2698 if (os_snprintf_error(end - pos, ret))
2699 return pos;
2700 pos += ret;
2701 }
2702 if (data.key_mgmt & WPA_KEY_MGMT_FILS_SHA384) {
2703 ret = os_snprintf(pos, end - pos, "%sFILS-SHA384",
2704 pos == start ? "" : "+");
2705 if (os_snprintf_error(end - pos, ret))
2706 return pos;
2707 pos += ret;
2708 }
2709 #ifdef CONFIG_IEEE80211R
2710 if (data.key_mgmt & WPA_KEY_MGMT_FT_FILS_SHA256) {
2711 ret = os_snprintf(pos, end - pos, "%sFT-FILS-SHA256",
2712 pos == start ? "" : "+");
2713 if (os_snprintf_error(end - pos, ret))
2714 return pos;
2715 pos += ret;
2716 }
2717 if (data.key_mgmt & WPA_KEY_MGMT_FT_FILS_SHA384) {
2718 ret = os_snprintf(pos, end - pos, "%sFT-FILS-SHA384",
2719 pos == start ? "" : "+");
2720 if (os_snprintf_error(end - pos, ret))
2721 return pos;
2722 pos += ret;
2723 }
2724 #endif /* CONFIG_IEEE80211R */
2725 #endif /* CONFIG_FILS */
2726
2727 #ifdef CONFIG_OWE
2728 if (data.key_mgmt & WPA_KEY_MGMT_OWE) {
2729 ret = os_snprintf(pos, end - pos, "%sOWE",
2730 pos == start ? "" : "+");
2731 if (os_snprintf_error(end - pos, ret))
2732 return pos;
2733 pos += ret;
2734 }
2735 #endif /* CONFIG_OWE */
2736
2737 #ifdef CONFIG_DPP
2738 if (data.key_mgmt & WPA_KEY_MGMT_DPP) {
2739 ret = os_snprintf(pos, end - pos, "%sDPP",
2740 pos == start ? "" : "+");
2741 if (os_snprintf_error(end - pos, ret))
2742 return pos;
2743 pos += ret;
2744 }
2745 #endif /* CONFIG_DPP */
2746
2747 if (data.key_mgmt & WPA_KEY_MGMT_OSEN) {
2748 ret = os_snprintf(pos, end - pos, "%sOSEN",
2749 pos == start ? "" : "+");
2750 if (os_snprintf_error(end - pos, ret))
2751 return pos;
2752 pos += ret;
2753 }
2754
2755 pos = wpa_supplicant_cipher_txt(pos, end, data.pairwise_cipher);
2756
2757 if (data.capabilities & WPA_CAPABILITY_PREAUTH) {
2758 ret = os_snprintf(pos, end - pos, "-preauth");
2759 if (os_snprintf_error(end - pos, ret))
2760 return pos;
2761 pos += ret;
2762 }
2763
2764 ret = os_snprintf(pos, end - pos, "]");
2765 if (os_snprintf_error(end - pos, ret))
2766 return pos;
2767 pos += ret;
2768
2769 return pos;
2770 }
2771
2772
2773 #ifdef CONFIG_WPS
wpa_supplicant_wps_ie_txt_buf(struct wpa_supplicant * wpa_s,char * pos,char * end,struct wpabuf * wps_ie)2774 static char * wpa_supplicant_wps_ie_txt_buf(struct wpa_supplicant *wpa_s,
2775 char *pos, char *end,
2776 struct wpabuf *wps_ie)
2777 {
2778 int ret;
2779 const char *txt;
2780
2781 if (wps_ie == NULL)
2782 return pos;
2783 if (wps_is_selected_pbc_registrar(wps_ie))
2784 txt = "[WPS-PBC]";
2785 else if (wps_is_addr_authorized(wps_ie, wpa_s->own_addr, 0))
2786 txt = "[WPS-AUTH]";
2787 else if (wps_is_selected_pin_registrar(wps_ie))
2788 txt = "[WPS-PIN]";
2789 else
2790 txt = "[WPS]";
2791
2792 ret = os_snprintf(pos, end - pos, "%s", txt);
2793 if (!os_snprintf_error(end - pos, ret))
2794 pos += ret;
2795 wpabuf_free(wps_ie);
2796 return pos;
2797 }
2798 #endif /* CONFIG_WPS */
2799
2800
wpa_supplicant_wps_ie_txt(struct wpa_supplicant * wpa_s,char * pos,char * end,const struct wpa_bss * bss)2801 static char * wpa_supplicant_wps_ie_txt(struct wpa_supplicant *wpa_s,
2802 char *pos, char *end,
2803 const struct wpa_bss *bss)
2804 {
2805 #ifdef CONFIG_WPS
2806 struct wpabuf *wps_ie;
2807 wps_ie = wpa_bss_get_vendor_ie_multi(bss, WPS_IE_VENDOR_TYPE);
2808 return wpa_supplicant_wps_ie_txt_buf(wpa_s, pos, end, wps_ie);
2809 #else /* CONFIG_WPS */
2810 return pos;
2811 #endif /* CONFIG_WPS */
2812 }
2813
2814
2815 /* Format one result on one text line into a buffer. */
wpa_supplicant_ctrl_iface_scan_result(struct wpa_supplicant * wpa_s,const struct wpa_bss * bss,char * buf,size_t buflen)2816 static int wpa_supplicant_ctrl_iface_scan_result(
2817 struct wpa_supplicant *wpa_s,
2818 const struct wpa_bss *bss, char *buf, size_t buflen)
2819 {
2820 char *pos, *end;
2821 int ret;
2822 const u8 *ie, *ie2, *osen_ie, *p2p, *mesh, *owe;
2823
2824 mesh = wpa_bss_get_ie(bss, WLAN_EID_MESH_ID);
2825 p2p = wpa_bss_get_vendor_ie(bss, P2P_IE_VENDOR_TYPE);
2826 if (!p2p)
2827 p2p = wpa_bss_get_vendor_ie_beacon(bss, P2P_IE_VENDOR_TYPE);
2828 if (p2p && bss->ssid_len == P2P_WILDCARD_SSID_LEN &&
2829 os_memcmp(bss->ssid, P2P_WILDCARD_SSID, P2P_WILDCARD_SSID_LEN) ==
2830 0)
2831 return 0; /* Do not show P2P listen discovery results here */
2832
2833 pos = buf;
2834 end = buf + buflen;
2835
2836 ret = os_snprintf(pos, end - pos, MACSTR "\t%d\t%d\t",
2837 MAC2STR(bss->bssid), bss->freq, bss->level);
2838 if (os_snprintf_error(end - pos, ret))
2839 return -1;
2840 pos += ret;
2841 ie = wpa_bss_get_vendor_ie(bss, WPA_IE_VENDOR_TYPE);
2842 if (ie)
2843 pos = wpa_supplicant_ie_txt(pos, end, "WPA", ie, 2 + ie[1]);
2844 ie2 = wpa_bss_get_ie(bss, WLAN_EID_RSN);
2845 if (ie2) {
2846 pos = wpa_supplicant_ie_txt(pos, end, mesh ? "RSN" : "WPA2",
2847 ie2, 2 + ie2[1]);
2848 }
2849 osen_ie = wpa_bss_get_vendor_ie(bss, OSEN_IE_VENDOR_TYPE);
2850 if (osen_ie)
2851 pos = wpa_supplicant_ie_txt(pos, end, "OSEN",
2852 osen_ie, 2 + osen_ie[1]);
2853 owe = wpa_bss_get_vendor_ie(bss, OWE_IE_VENDOR_TYPE);
2854 if (owe) {
2855 ret = os_snprintf(pos, end - pos,
2856 ie2 ? "[OWE-TRANS]" : "[OWE-TRANS-OPEN]");
2857 if (os_snprintf_error(end - pos, ret))
2858 return -1;
2859 pos += ret;
2860 }
2861 pos = wpa_supplicant_wps_ie_txt(wpa_s, pos, end, bss);
2862 if (!ie && !ie2 && !osen_ie && (bss->caps & IEEE80211_CAP_PRIVACY)) {
2863 ret = os_snprintf(pos, end - pos, "[WEP]");
2864 if (os_snprintf_error(end - pos, ret))
2865 return -1;
2866 pos += ret;
2867 }
2868 if (mesh) {
2869 ret = os_snprintf(pos, end - pos, "[MESH]");
2870 if (os_snprintf_error(end - pos, ret))
2871 return -1;
2872 pos += ret;
2873 }
2874 if (bss_is_dmg(bss)) {
2875 const char *s;
2876 ret = os_snprintf(pos, end - pos, "[DMG]");
2877 if (os_snprintf_error(end - pos, ret))
2878 return -1;
2879 pos += ret;
2880 switch (bss->caps & IEEE80211_CAP_DMG_MASK) {
2881 case IEEE80211_CAP_DMG_IBSS:
2882 s = "[IBSS]";
2883 break;
2884 case IEEE80211_CAP_DMG_AP:
2885 s = "[ESS]";
2886 break;
2887 case IEEE80211_CAP_DMG_PBSS:
2888 s = "[PBSS]";
2889 break;
2890 default:
2891 s = "";
2892 break;
2893 }
2894 ret = os_snprintf(pos, end - pos, "%s", s);
2895 if (os_snprintf_error(end - pos, ret))
2896 return -1;
2897 pos += ret;
2898 } else {
2899 if (bss->caps & IEEE80211_CAP_IBSS) {
2900 ret = os_snprintf(pos, end - pos, "[IBSS]");
2901 if (os_snprintf_error(end - pos, ret))
2902 return -1;
2903 pos += ret;
2904 }
2905 if (bss->caps & IEEE80211_CAP_ESS) {
2906 ret = os_snprintf(pos, end - pos, "[ESS]");
2907 if (os_snprintf_error(end - pos, ret))
2908 return -1;
2909 pos += ret;
2910 }
2911 }
2912 if (p2p) {
2913 ret = os_snprintf(pos, end - pos, "[P2P]");
2914 if (os_snprintf_error(end - pos, ret))
2915 return -1;
2916 pos += ret;
2917 }
2918 #ifdef CONFIG_HS20
2919 if (wpa_bss_get_vendor_ie(bss, HS20_IE_VENDOR_TYPE) && ie2) {
2920 ret = os_snprintf(pos, end - pos, "[HS20]");
2921 if (os_snprintf_error(end - pos, ret))
2922 return -1;
2923 pos += ret;
2924 }
2925 #endif /* CONFIG_HS20 */
2926 #ifdef CONFIG_FILS
2927 if (wpa_bss_get_ie(bss, WLAN_EID_FILS_INDICATION)) {
2928 ret = os_snprintf(pos, end - pos, "[FILS]");
2929 if (os_snprintf_error(end - pos, ret))
2930 return -1;
2931 pos += ret;
2932 }
2933 #endif /* CONFIG_FILS */
2934 #ifdef CONFIG_FST
2935 if (wpa_bss_get_ie(bss, WLAN_EID_MULTI_BAND)) {
2936 ret = os_snprintf(pos, end - pos, "[FST]");
2937 if (os_snprintf_error(end - pos, ret))
2938 return -1;
2939 pos += ret;
2940 }
2941 #endif /* CONFIG_FST */
2942 if (wpa_bss_ext_capab(bss, WLAN_EXT_CAPAB_UTF_8_SSID)) {
2943 ret = os_snprintf(pos, end - pos, "[UTF-8]");
2944 if (os_snprintf_error(end - pos, ret))
2945 return -1;
2946 pos += ret;
2947 }
2948
2949 ret = os_snprintf(pos, end - pos, "\t%s",
2950 wpa_ssid_txt(bss->ssid, bss->ssid_len));
2951 if (os_snprintf_error(end - pos, ret))
2952 return -1;
2953 pos += ret;
2954
2955 ret = os_snprintf(pos, end - pos, "\n");
2956 if (os_snprintf_error(end - pos, ret))
2957 return -1;
2958 pos += ret;
2959
2960 return pos - buf;
2961 }
2962
2963
wpa_supplicant_ctrl_iface_scan_results(struct wpa_supplicant * wpa_s,char * buf,size_t buflen)2964 static int wpa_supplicant_ctrl_iface_scan_results(
2965 struct wpa_supplicant *wpa_s, char *buf, size_t buflen)
2966 {
2967 char *pos, *end;
2968 struct wpa_bss *bss;
2969 int ret;
2970
2971 pos = buf;
2972 end = buf + buflen;
2973 ret = os_snprintf(pos, end - pos, "bssid / frequency / signal level / "
2974 "flags / ssid\n");
2975 if (os_snprintf_error(end - pos, ret))
2976 return pos - buf;
2977 pos += ret;
2978
2979 dl_list_for_each(bss, &wpa_s->bss_id, struct wpa_bss, list_id) {
2980 ret = wpa_supplicant_ctrl_iface_scan_result(wpa_s, bss, pos,
2981 end - pos);
2982 if (ret < 0 || ret >= end - pos)
2983 return pos - buf;
2984 pos += ret;
2985 }
2986
2987 return pos - buf;
2988 }
2989
2990
2991 #ifdef CONFIG_MESH
2992
wpa_supplicant_ctrl_iface_mesh_interface_add(struct wpa_supplicant * wpa_s,char * cmd,char * reply,size_t max_len)2993 static int wpa_supplicant_ctrl_iface_mesh_interface_add(
2994 struct wpa_supplicant *wpa_s, char *cmd, char *reply, size_t max_len)
2995 {
2996 char *pos, ifname[IFNAMSIZ + 1];
2997
2998 ifname[0] = '\0';
2999
3000 pos = os_strstr(cmd, "ifname=");
3001 if (pos) {
3002 pos += 7;
3003 os_strlcpy(ifname, pos, sizeof(ifname));
3004 }
3005
3006 if (wpas_mesh_add_interface(wpa_s, ifname, sizeof(ifname)) < 0)
3007 return -1;
3008
3009 os_strlcpy(reply, ifname, max_len);
3010 return os_strlen(ifname);
3011 }
3012
3013
wpa_supplicant_ctrl_iface_mesh_group_add(struct wpa_supplicant * wpa_s,char * cmd)3014 static int wpa_supplicant_ctrl_iface_mesh_group_add(
3015 struct wpa_supplicant *wpa_s, char *cmd)
3016 {
3017 int id;
3018 struct wpa_ssid *ssid;
3019
3020 id = atoi(cmd);
3021 wpa_printf(MSG_DEBUG, "CTRL_IFACE: MESH_GROUP_ADD id=%d", id);
3022
3023 ssid = wpa_config_get_network(wpa_s->conf, id);
3024 if (ssid == NULL) {
3025 wpa_printf(MSG_DEBUG,
3026 "CTRL_IFACE: Could not find network id=%d", id);
3027 return -1;
3028 }
3029 if (ssid->mode != WPAS_MODE_MESH) {
3030 wpa_printf(MSG_DEBUG,
3031 "CTRL_IFACE: Cannot use MESH_GROUP_ADD on a non mesh network");
3032 return -1;
3033 }
3034 if (ssid->key_mgmt != WPA_KEY_MGMT_NONE &&
3035 ssid->key_mgmt != WPA_KEY_MGMT_SAE) {
3036 wpa_printf(MSG_ERROR,
3037 "CTRL_IFACE: key_mgmt for mesh network should be open or SAE");
3038 return -1;
3039 }
3040
3041 /*
3042 * TODO: If necessary write our own group_add function,
3043 * for now we can reuse select_network
3044 */
3045 wpa_supplicant_select_network(wpa_s, ssid);
3046
3047 return 0;
3048 }
3049
3050
wpa_supplicant_ctrl_iface_mesh_group_remove(struct wpa_supplicant * wpa_s,char * cmd)3051 static int wpa_supplicant_ctrl_iface_mesh_group_remove(
3052 struct wpa_supplicant *wpa_s, char *cmd)
3053 {
3054 struct wpa_supplicant *orig;
3055 struct wpa_global *global;
3056 int found = 0;
3057
3058 wpa_printf(MSG_DEBUG, "CTRL_IFACE: MESH_GROUP_REMOVE ifname=%s", cmd);
3059
3060 global = wpa_s->global;
3061 orig = wpa_s;
3062
3063 for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next) {
3064 if (os_strcmp(wpa_s->ifname, cmd) == 0) {
3065 found = 1;
3066 break;
3067 }
3068 }
3069 if (!found) {
3070 wpa_printf(MSG_ERROR,
3071 "CTRL_IFACE: MESH_GROUP_REMOVE ifname=%s not found",
3072 cmd);
3073 return -1;
3074 }
3075 if (wpa_s->mesh_if_created && wpa_s == orig) {
3076 wpa_printf(MSG_ERROR,
3077 "CTRL_IFACE: MESH_GROUP_REMOVE can't remove itself");
3078 return -1;
3079 }
3080
3081 wpa_s->reassociate = 0;
3082 wpa_s->disconnected = 1;
3083 wpa_supplicant_cancel_sched_scan(wpa_s);
3084 wpa_supplicant_cancel_scan(wpa_s);
3085
3086 /*
3087 * TODO: If necessary write our own group_remove function,
3088 * for now we can reuse deauthenticate
3089 */
3090 wpa_supplicant_deauthenticate(wpa_s, WLAN_REASON_DEAUTH_LEAVING);
3091
3092 if (wpa_s->mesh_if_created)
3093 wpa_supplicant_remove_iface(global, wpa_s, 0);
3094
3095 return 0;
3096 }
3097
3098
wpa_supplicant_ctrl_iface_mesh_peer_remove(struct wpa_supplicant * wpa_s,char * cmd)3099 static int wpa_supplicant_ctrl_iface_mesh_peer_remove(
3100 struct wpa_supplicant *wpa_s, char *cmd)
3101 {
3102 u8 addr[ETH_ALEN];
3103
3104 if (hwaddr_aton(cmd, addr) < 0)
3105 return -1;
3106
3107 return wpas_mesh_peer_remove(wpa_s, addr);
3108 }
3109
3110
wpa_supplicant_ctrl_iface_mesh_peer_add(struct wpa_supplicant * wpa_s,char * cmd)3111 static int wpa_supplicant_ctrl_iface_mesh_peer_add(
3112 struct wpa_supplicant *wpa_s, char *cmd)
3113 {
3114 u8 addr[ETH_ALEN];
3115 int duration;
3116 char *pos;
3117
3118 pos = os_strstr(cmd, " duration=");
3119 if (pos) {
3120 *pos = '\0';
3121 duration = atoi(pos + 10);
3122 } else {
3123 duration = -1;
3124 }
3125
3126 if (hwaddr_aton(cmd, addr))
3127 return -1;
3128
3129 return wpas_mesh_peer_add(wpa_s, addr, duration);
3130 }
3131
3132
wpa_supplicant_ctrl_iface_mesh_link_probe(struct wpa_supplicant * wpa_s,char * cmd)3133 static int wpa_supplicant_ctrl_iface_mesh_link_probe(
3134 struct wpa_supplicant *wpa_s, char *cmd)
3135 {
3136 struct ether_header *eth;
3137 u8 addr[ETH_ALEN];
3138 u8 *buf;
3139 char *pos;
3140 size_t payload_len = 0, len;
3141 int ret = -1;
3142
3143 if (hwaddr_aton(cmd, addr))
3144 return -1;
3145
3146 pos = os_strstr(cmd, " payload=");
3147 if (pos) {
3148 pos = pos + 9;
3149 payload_len = os_strlen(pos);
3150 if (payload_len & 1)
3151 return -1;
3152
3153 payload_len /= 2;
3154 }
3155
3156 len = ETH_HLEN + payload_len;
3157 buf = os_malloc(len);
3158 if (!buf)
3159 return -1;
3160
3161 eth = (struct ether_header *) buf;
3162 os_memcpy(eth->ether_dhost, addr, ETH_ALEN);
3163 os_memcpy(eth->ether_shost, wpa_s->own_addr, ETH_ALEN);
3164 eth->ether_type = htons(ETH_P_802_3);
3165
3166 if (payload_len && hexstr2bin(pos, buf + ETH_HLEN, payload_len) < 0)
3167 goto fail;
3168
3169 ret = wpa_drv_mesh_link_probe(wpa_s, addr, buf, len);
3170 fail:
3171 os_free(buf);
3172 return -ret;
3173 }
3174
3175 #endif /* CONFIG_MESH */
3176
3177
wpa_supplicant_ctrl_iface_select_network(struct wpa_supplicant * wpa_s,char * cmd)3178 static int wpa_supplicant_ctrl_iface_select_network(
3179 struct wpa_supplicant *wpa_s, char *cmd)
3180 {
3181 int id;
3182 struct wpa_ssid *ssid;
3183 char *pos;
3184
3185 /* cmd: "<network id>" or "any" */
3186 if (os_strncmp(cmd, "any", 3) == 0) {
3187 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SELECT_NETWORK any");
3188 ssid = NULL;
3189 } else {
3190 id = atoi(cmd);
3191 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SELECT_NETWORK id=%d", id);
3192
3193 ssid = wpa_config_get_network(wpa_s->conf, id);
3194 if (ssid == NULL) {
3195 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
3196 "network id=%d", id);
3197 return -1;
3198 }
3199 if (ssid->disabled == 2) {
3200 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Cannot use "
3201 "SELECT_NETWORK with persistent P2P group");
3202 return -1;
3203 }
3204 }
3205
3206 pos = os_strstr(cmd, " freq=");
3207 if (pos) {
3208 int *freqs = freq_range_to_channel_list(wpa_s, pos + 6);
3209 if (freqs) {
3210 os_free(wpa_s->select_network_scan_freqs);
3211 wpa_s->select_network_scan_freqs = freqs;
3212 }
3213 }
3214
3215 wpa_s->scan_min_time.sec = 0;
3216 wpa_s->scan_min_time.usec = 0;
3217 wpa_supplicant_select_network(wpa_s, ssid);
3218
3219 return 0;
3220 }
3221
3222
wpa_supplicant_ctrl_iface_enable_network(struct wpa_supplicant * wpa_s,char * cmd)3223 static int wpa_supplicant_ctrl_iface_enable_network(
3224 struct wpa_supplicant *wpa_s, char *cmd)
3225 {
3226 int id;
3227 struct wpa_ssid *ssid;
3228
3229 /* cmd: "<network id>" or "all" */
3230 if (os_strcmp(cmd, "all") == 0) {
3231 wpa_printf(MSG_DEBUG, "CTRL_IFACE: ENABLE_NETWORK all");
3232 ssid = NULL;
3233 } else {
3234 id = atoi(cmd);
3235 wpa_printf(MSG_DEBUG, "CTRL_IFACE: ENABLE_NETWORK id=%d", id);
3236
3237 ssid = wpa_config_get_network(wpa_s->conf, id);
3238 if (ssid == NULL) {
3239 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
3240 "network id=%d", id);
3241 return -1;
3242 }
3243 if (ssid->disabled == 2) {
3244 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Cannot use "
3245 "ENABLE_NETWORK with persistent P2P group");
3246 return -1;
3247 }
3248
3249 if (os_strstr(cmd, " no-connect")) {
3250 ssid->disabled = 0;
3251 return 0;
3252 }
3253 }
3254 wpa_s->scan_min_time.sec = 0;
3255 wpa_s->scan_min_time.usec = 0;
3256 wpa_supplicant_enable_network(wpa_s, ssid);
3257
3258 return 0;
3259 }
3260
3261
wpa_supplicant_ctrl_iface_disable_network(struct wpa_supplicant * wpa_s,char * cmd)3262 static int wpa_supplicant_ctrl_iface_disable_network(
3263 struct wpa_supplicant *wpa_s, char *cmd)
3264 {
3265 int id;
3266 struct wpa_ssid *ssid;
3267
3268 /* cmd: "<network id>" or "all" */
3269 if (os_strcmp(cmd, "all") == 0) {
3270 wpa_printf(MSG_DEBUG, "CTRL_IFACE: DISABLE_NETWORK all");
3271 ssid = NULL;
3272 } else {
3273 id = atoi(cmd);
3274 wpa_printf(MSG_DEBUG, "CTRL_IFACE: DISABLE_NETWORK id=%d", id);
3275
3276 ssid = wpa_config_get_network(wpa_s->conf, id);
3277 if (ssid == NULL) {
3278 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
3279 "network id=%d", id);
3280 return -1;
3281 }
3282 if (ssid->disabled == 2) {
3283 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Cannot use "
3284 "DISABLE_NETWORK with persistent P2P "
3285 "group");
3286 return -1;
3287 }
3288 }
3289 wpa_supplicant_disable_network(wpa_s, ssid);
3290
3291 return 0;
3292 }
3293
3294
wpa_supplicant_ctrl_iface_add_network(struct wpa_supplicant * wpa_s,char * buf,size_t buflen)3295 static int wpa_supplicant_ctrl_iface_add_network(
3296 struct wpa_supplicant *wpa_s, char *buf, size_t buflen)
3297 {
3298 struct wpa_ssid *ssid;
3299 int ret;
3300
3301 wpa_printf(MSG_DEBUG, "CTRL_IFACE: ADD_NETWORK");
3302
3303 ssid = wpa_supplicant_add_network(wpa_s);
3304 if (ssid == NULL)
3305 return -1;
3306
3307 ret = os_snprintf(buf, buflen, "%d\n", ssid->id);
3308 if (os_snprintf_error(buflen, ret))
3309 return -1;
3310 return ret;
3311 }
3312
3313
wpa_supplicant_ctrl_iface_remove_network(struct wpa_supplicant * wpa_s,char * cmd)3314 static int wpa_supplicant_ctrl_iface_remove_network(
3315 struct wpa_supplicant *wpa_s, char *cmd)
3316 {
3317 int id;
3318 struct wpa_ssid *ssid;
3319 int result;
3320
3321 /* cmd: "<network id>" or "all" */
3322 if (os_strcmp(cmd, "all") == 0) {
3323 wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_NETWORK all");
3324 if (wpa_s->sched_scanning)
3325 wpa_supplicant_cancel_sched_scan(wpa_s);
3326
3327 eapol_sm_invalidate_cached_session(wpa_s->eapol);
3328 if (wpa_s->current_ssid) {
3329 #ifdef CONFIG_SME
3330 wpa_s->sme.prev_bssid_set = 0;
3331 #endif /* CONFIG_SME */
3332 wpa_sm_set_config(wpa_s->wpa, NULL);
3333 eapol_sm_notify_config(wpa_s->eapol, NULL, NULL);
3334 if (wpa_s->wpa_state >= WPA_AUTHENTICATING)
3335 wpa_s->own_disconnect_req = 1;
3336 wpa_supplicant_deauthenticate(
3337 wpa_s, WLAN_REASON_DEAUTH_LEAVING);
3338 }
3339 ssid = wpa_s->conf->ssid;
3340 while (ssid) {
3341 struct wpa_ssid *remove_ssid = ssid;
3342 id = ssid->id;
3343 ssid = ssid->next;
3344 if (wpa_s->last_ssid == remove_ssid)
3345 wpa_s->last_ssid = NULL;
3346 wpas_notify_network_removed(wpa_s, remove_ssid);
3347 wpa_config_remove_network(wpa_s->conf, id);
3348 }
3349 return 0;
3350 }
3351
3352 id = atoi(cmd);
3353 wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_NETWORK id=%d", id);
3354
3355 result = wpa_supplicant_remove_network(wpa_s, id);
3356 if (result == -1) {
3357 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find network "
3358 "id=%d", id);
3359 return -1;
3360 }
3361 if (result == -2) {
3362 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Not able to remove the "
3363 "network id=%d", id);
3364 return -1;
3365 }
3366 return 0;
3367 }
3368
3369
wpa_supplicant_ctrl_iface_update_network(struct wpa_supplicant * wpa_s,struct wpa_ssid * ssid,char * name,char * value)3370 static int wpa_supplicant_ctrl_iface_update_network(
3371 struct wpa_supplicant *wpa_s, struct wpa_ssid *ssid,
3372 char *name, char *value)
3373 {
3374 int ret;
3375
3376 ret = wpa_config_set(ssid, name, value, 0);
3377 if (ret < 0) {
3378 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Failed to set network "
3379 "variable '%s'", name);
3380 return -1;
3381 }
3382 if (ret == 1)
3383 return 0; /* No change to the previously configured value */
3384
3385 if (os_strcmp(name, "bssid") != 0 &&
3386 os_strcmp(name, "bssid_hint") != 0 &&
3387 os_strcmp(name, "priority") != 0) {
3388 wpa_sm_pmksa_cache_flush(wpa_s->wpa, ssid);
3389
3390 if (wpa_s->current_ssid == ssid ||
3391 wpa_s->current_ssid == NULL) {
3392 /*
3393 * Invalidate the EAP session cache if anything in the
3394 * current or previously used configuration changes.
3395 */
3396 eapol_sm_invalidate_cached_session(wpa_s->eapol);
3397 }
3398 }
3399
3400 if ((os_strcmp(name, "psk") == 0 &&
3401 value[0] == '"' && ssid->ssid_len) ||
3402 (os_strcmp(name, "ssid") == 0 && ssid->passphrase))
3403 wpa_config_update_psk(ssid);
3404 else if (os_strcmp(name, "priority") == 0)
3405 wpa_config_update_prio_list(wpa_s->conf);
3406
3407 return 0;
3408 }
3409
3410
wpa_supplicant_ctrl_iface_set_network(struct wpa_supplicant * wpa_s,char * cmd)3411 static int wpa_supplicant_ctrl_iface_set_network(
3412 struct wpa_supplicant *wpa_s, char *cmd)
3413 {
3414 int id, ret, prev_bssid_set, prev_disabled;
3415 struct wpa_ssid *ssid;
3416 char *name, *value;
3417 u8 prev_bssid[ETH_ALEN];
3418
3419 /* cmd: "<network id> <variable name> <value>" */
3420 name = os_strchr(cmd, ' ');
3421 if (name == NULL)
3422 return -1;
3423 *name++ = '\0';
3424
3425 value = os_strchr(name, ' ');
3426 if (value == NULL)
3427 return -1;
3428 *value++ = '\0';
3429
3430 id = atoi(cmd);
3431 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SET_NETWORK id=%d name='%s'",
3432 id, name);
3433 wpa_hexdump_ascii_key(MSG_DEBUG, "CTRL_IFACE: value",
3434 (u8 *) value, os_strlen(value));
3435
3436 ssid = wpa_config_get_network(wpa_s->conf, id);
3437 if (ssid == NULL) {
3438 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find network "
3439 "id=%d", id);
3440 return -1;
3441 }
3442
3443 prev_bssid_set = ssid->bssid_set;
3444 prev_disabled = ssid->disabled;
3445 os_memcpy(prev_bssid, ssid->bssid, ETH_ALEN);
3446 ret = wpa_supplicant_ctrl_iface_update_network(wpa_s, ssid, name,
3447 value);
3448 if (ret == 0 &&
3449 (ssid->bssid_set != prev_bssid_set ||
3450 os_memcmp(ssid->bssid, prev_bssid, ETH_ALEN) != 0))
3451 wpas_notify_network_bssid_set_changed(wpa_s, ssid);
3452
3453 if (prev_disabled != ssid->disabled &&
3454 (prev_disabled == 2 || ssid->disabled == 2))
3455 wpas_notify_network_type_changed(wpa_s, ssid);
3456
3457 return ret;
3458 }
3459
3460
wpa_supplicant_ctrl_iface_get_network(struct wpa_supplicant * wpa_s,char * cmd,char * buf,size_t buflen)3461 static int wpa_supplicant_ctrl_iface_get_network(
3462 struct wpa_supplicant *wpa_s, char *cmd, char *buf, size_t buflen)
3463 {
3464 int id;
3465 size_t res;
3466 struct wpa_ssid *ssid;
3467 char *name, *value;
3468
3469 /* cmd: "<network id> <variable name>" */
3470 name = os_strchr(cmd, ' ');
3471 if (name == NULL || buflen == 0)
3472 return -1;
3473 *name++ = '\0';
3474
3475 id = atoi(cmd);
3476 wpa_printf(MSG_EXCESSIVE, "CTRL_IFACE: GET_NETWORK id=%d name='%s'",
3477 id, name);
3478
3479 ssid = wpa_config_get_network(wpa_s->conf, id);
3480 if (ssid == NULL) {
3481 wpa_printf(MSG_EXCESSIVE, "CTRL_IFACE: Could not find network "
3482 "id=%d", id);
3483 return -1;
3484 }
3485
3486 value = wpa_config_get_no_key(ssid, name);
3487 if (value == NULL) {
3488 wpa_printf(MSG_EXCESSIVE, "CTRL_IFACE: Failed to get network "
3489 "variable '%s'", name);
3490 return -1;
3491 }
3492
3493 res = os_strlcpy(buf, value, buflen);
3494 if (res >= buflen) {
3495 os_free(value);
3496 return -1;
3497 }
3498
3499 os_free(value);
3500
3501 return res;
3502 }
3503
3504
wpa_supplicant_ctrl_iface_dup_network(struct wpa_supplicant * wpa_s,char * cmd,struct wpa_supplicant * dst_wpa_s)3505 static int wpa_supplicant_ctrl_iface_dup_network(
3506 struct wpa_supplicant *wpa_s, char *cmd,
3507 struct wpa_supplicant *dst_wpa_s)
3508 {
3509 struct wpa_ssid *ssid_s, *ssid_d;
3510 char *name, *id, *value;
3511 int id_s, id_d, ret;
3512
3513 /* cmd: "<src network id> <dst network id> <variable name>" */
3514 id = os_strchr(cmd, ' ');
3515 if (id == NULL)
3516 return -1;
3517 *id++ = '\0';
3518
3519 name = os_strchr(id, ' ');
3520 if (name == NULL)
3521 return -1;
3522 *name++ = '\0';
3523
3524 id_s = atoi(cmd);
3525 id_d = atoi(id);
3526
3527 wpa_printf(MSG_DEBUG,
3528 "CTRL_IFACE: DUP_NETWORK ifname=%s->%s id=%d->%d name='%s'",
3529 wpa_s->ifname, dst_wpa_s->ifname, id_s, id_d, name);
3530
3531 ssid_s = wpa_config_get_network(wpa_s->conf, id_s);
3532 if (ssid_s == NULL) {
3533 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
3534 "network id=%d", id_s);
3535 return -1;
3536 }
3537
3538 ssid_d = wpa_config_get_network(dst_wpa_s->conf, id_d);
3539 if (ssid_d == NULL) {
3540 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
3541 "network id=%d", id_d);
3542 return -1;
3543 }
3544
3545 value = wpa_config_get(ssid_s, name);
3546 if (value == NULL) {
3547 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Failed to get network "
3548 "variable '%s'", name);
3549 return -1;
3550 }
3551
3552 ret = wpa_supplicant_ctrl_iface_update_network(dst_wpa_s, ssid_d, name,
3553 value);
3554
3555 os_free(value);
3556
3557 return ret;
3558 }
3559
3560
wpa_supplicant_ctrl_iface_list_creds(struct wpa_supplicant * wpa_s,char * buf,size_t buflen)3561 static int wpa_supplicant_ctrl_iface_list_creds(struct wpa_supplicant *wpa_s,
3562 char *buf, size_t buflen)
3563 {
3564 char *pos, *end;
3565 struct wpa_cred *cred;
3566 int ret;
3567
3568 pos = buf;
3569 end = buf + buflen;
3570 ret = os_snprintf(pos, end - pos,
3571 "cred id / realm / username / domain / imsi\n");
3572 if (os_snprintf_error(end - pos, ret))
3573 return pos - buf;
3574 pos += ret;
3575
3576 cred = wpa_s->conf->cred;
3577 while (cred) {
3578 ret = os_snprintf(pos, end - pos, "%d\t%s\t%s\t%s\t%s\n",
3579 cred->id, cred->realm ? cred->realm : "",
3580 cred->username ? cred->username : "",
3581 cred->domain ? cred->domain[0] : "",
3582 cred->imsi ? cred->imsi : "");
3583 if (os_snprintf_error(end - pos, ret))
3584 return pos - buf;
3585 pos += ret;
3586
3587 cred = cred->next;
3588 }
3589
3590 return pos - buf;
3591 }
3592
3593
wpa_supplicant_ctrl_iface_add_cred(struct wpa_supplicant * wpa_s,char * buf,size_t buflen)3594 static int wpa_supplicant_ctrl_iface_add_cred(struct wpa_supplicant *wpa_s,
3595 char *buf, size_t buflen)
3596 {
3597 struct wpa_cred *cred;
3598 int ret;
3599
3600 wpa_printf(MSG_DEBUG, "CTRL_IFACE: ADD_CRED");
3601
3602 cred = wpa_config_add_cred(wpa_s->conf);
3603 if (cred == NULL)
3604 return -1;
3605
3606 wpa_msg(wpa_s, MSG_INFO, CRED_ADDED "%d", cred->id);
3607
3608 ret = os_snprintf(buf, buflen, "%d\n", cred->id);
3609 if (os_snprintf_error(buflen, ret))
3610 return -1;
3611 return ret;
3612 }
3613
3614
wpas_ctrl_remove_cred(struct wpa_supplicant * wpa_s,struct wpa_cred * cred)3615 static int wpas_ctrl_remove_cred(struct wpa_supplicant *wpa_s,
3616 struct wpa_cred *cred)
3617 {
3618 struct wpa_ssid *ssid;
3619 char str[20];
3620 int id;
3621
3622 if (cred == NULL) {
3623 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find cred");
3624 return -1;
3625 }
3626
3627 id = cred->id;
3628 if (wpa_config_remove_cred(wpa_s->conf, id) < 0) {
3629 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find cred");
3630 return -1;
3631 }
3632
3633 wpa_msg(wpa_s, MSG_INFO, CRED_REMOVED "%d", id);
3634
3635 /* Remove any network entry created based on the removed credential */
3636 ssid = wpa_s->conf->ssid;
3637 while (ssid) {
3638 if (ssid->parent_cred == cred) {
3639 int res;
3640
3641 wpa_printf(MSG_DEBUG, "Remove network id %d since it "
3642 "used the removed credential", ssid->id);
3643 res = os_snprintf(str, sizeof(str), "%d", ssid->id);
3644 if (os_snprintf_error(sizeof(str), res))
3645 str[sizeof(str) - 1] = '\0';
3646 ssid = ssid->next;
3647 wpa_supplicant_ctrl_iface_remove_network(wpa_s, str);
3648 } else
3649 ssid = ssid->next;
3650 }
3651
3652 return 0;
3653 }
3654
3655
wpa_supplicant_ctrl_iface_remove_cred(struct wpa_supplicant * wpa_s,char * cmd)3656 static int wpa_supplicant_ctrl_iface_remove_cred(struct wpa_supplicant *wpa_s,
3657 char *cmd)
3658 {
3659 int id;
3660 struct wpa_cred *cred, *prev;
3661
3662 /* cmd: "<cred id>", "all", "sp_fqdn=<FQDN>", or
3663 * "provisioning_sp=<FQDN> */
3664 if (os_strcmp(cmd, "all") == 0) {
3665 wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_CRED all");
3666 cred = wpa_s->conf->cred;
3667 while (cred) {
3668 prev = cred;
3669 cred = cred->next;
3670 wpas_ctrl_remove_cred(wpa_s, prev);
3671 }
3672 return 0;
3673 }
3674
3675 if (os_strncmp(cmd, "sp_fqdn=", 8) == 0) {
3676 wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_CRED SP FQDN '%s'",
3677 cmd + 8);
3678 cred = wpa_s->conf->cred;
3679 while (cred) {
3680 prev = cred;
3681 cred = cred->next;
3682 if (prev->domain) {
3683 size_t i;
3684 for (i = 0; i < prev->num_domain; i++) {
3685 if (os_strcmp(prev->domain[i], cmd + 8)
3686 != 0)
3687 continue;
3688 wpas_ctrl_remove_cred(wpa_s, prev);
3689 break;
3690 }
3691 }
3692 }
3693 return 0;
3694 }
3695
3696 if (os_strncmp(cmd, "provisioning_sp=", 16) == 0) {
3697 wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_CRED provisioning SP FQDN '%s'",
3698 cmd + 16);
3699 cred = wpa_s->conf->cred;
3700 while (cred) {
3701 prev = cred;
3702 cred = cred->next;
3703 if (prev->provisioning_sp &&
3704 os_strcmp(prev->provisioning_sp, cmd + 16) == 0)
3705 wpas_ctrl_remove_cred(wpa_s, prev);
3706 }
3707 return 0;
3708 }
3709
3710 id = atoi(cmd);
3711 wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_CRED id=%d", id);
3712
3713 cred = wpa_config_get_cred(wpa_s->conf, id);
3714 return wpas_ctrl_remove_cred(wpa_s, cred);
3715 }
3716
3717
wpa_supplicant_ctrl_iface_set_cred(struct wpa_supplicant * wpa_s,char * cmd)3718 static int wpa_supplicant_ctrl_iface_set_cred(struct wpa_supplicant *wpa_s,
3719 char *cmd)
3720 {
3721 int id;
3722 struct wpa_cred *cred;
3723 char *name, *value;
3724
3725 /* cmd: "<cred id> <variable name> <value>" */
3726 name = os_strchr(cmd, ' ');
3727 if (name == NULL)
3728 return -1;
3729 *name++ = '\0';
3730
3731 value = os_strchr(name, ' ');
3732 if (value == NULL)
3733 return -1;
3734 *value++ = '\0';
3735
3736 id = atoi(cmd);
3737 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SET_CRED id=%d name='%s'",
3738 id, name);
3739 wpa_hexdump_ascii_key(MSG_DEBUG, "CTRL_IFACE: value",
3740 (u8 *) value, os_strlen(value));
3741
3742 cred = wpa_config_get_cred(wpa_s->conf, id);
3743 if (cred == NULL) {
3744 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find cred id=%d",
3745 id);
3746 return -1;
3747 }
3748
3749 if (wpa_config_set_cred(cred, name, value, 0) < 0) {
3750 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Failed to set cred "
3751 "variable '%s'", name);
3752 return -1;
3753 }
3754
3755 wpa_msg(wpa_s, MSG_INFO, CRED_MODIFIED "%d %s", cred->id, name);
3756
3757 return 0;
3758 }
3759
3760
wpa_supplicant_ctrl_iface_get_cred(struct wpa_supplicant * wpa_s,char * cmd,char * buf,size_t buflen)3761 static int wpa_supplicant_ctrl_iface_get_cred(struct wpa_supplicant *wpa_s,
3762 char *cmd, char *buf,
3763 size_t buflen)
3764 {
3765 int id;
3766 size_t res;
3767 struct wpa_cred *cred;
3768 char *name, *value;
3769
3770 /* cmd: "<cred id> <variable name>" */
3771 name = os_strchr(cmd, ' ');
3772 if (name == NULL)
3773 return -1;
3774 *name++ = '\0';
3775
3776 id = atoi(cmd);
3777 wpa_printf(MSG_DEBUG, "CTRL_IFACE: GET_CRED id=%d name='%s'",
3778 id, name);
3779
3780 cred = wpa_config_get_cred(wpa_s->conf, id);
3781 if (cred == NULL) {
3782 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find cred id=%d",
3783 id);
3784 return -1;
3785 }
3786
3787 value = wpa_config_get_cred_no_key(cred, name);
3788 if (value == NULL) {
3789 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Failed to get cred variable '%s'",
3790 name);
3791 return -1;
3792 }
3793
3794 res = os_strlcpy(buf, value, buflen);
3795 if (res >= buflen) {
3796 os_free(value);
3797 return -1;
3798 }
3799
3800 os_free(value);
3801
3802 return res;
3803 }
3804
3805
3806 #ifndef CONFIG_NO_CONFIG_WRITE
wpa_supplicant_ctrl_iface_save_config(struct wpa_supplicant * wpa_s)3807 static int wpa_supplicant_ctrl_iface_save_config(struct wpa_supplicant *wpa_s)
3808 {
3809 int ret;
3810
3811 if (!wpa_s->conf->update_config) {
3812 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Not allowed "
3813 "to update configuration (update_config=0)");
3814 return -1;
3815 }
3816
3817 ret = wpa_config_write(wpa_s->confname, wpa_s->conf);
3818 if (ret) {
3819 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Failed to "
3820 "update configuration");
3821 } else {
3822 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Configuration"
3823 " updated");
3824 }
3825
3826 return ret;
3827 }
3828 #endif /* CONFIG_NO_CONFIG_WRITE */
3829
3830
3831 struct cipher_info {
3832 unsigned int capa;
3833 const char *name;
3834 int group_only;
3835 };
3836
3837 static const struct cipher_info ciphers[] = {
3838 { WPA_DRIVER_CAPA_ENC_CCMP_256, "CCMP-256", 0 },
3839 { WPA_DRIVER_CAPA_ENC_GCMP_256, "GCMP-256", 0 },
3840 { WPA_DRIVER_CAPA_ENC_CCMP, "CCMP", 0 },
3841 { WPA_DRIVER_CAPA_ENC_GCMP, "GCMP", 0 },
3842 { WPA_DRIVER_CAPA_ENC_TKIP, "TKIP", 0 },
3843 { WPA_DRIVER_CAPA_KEY_MGMT_WPA_NONE, "NONE", 0 },
3844 { WPA_DRIVER_CAPA_ENC_WEP104, "WEP104", 1 },
3845 { WPA_DRIVER_CAPA_ENC_WEP40, "WEP40", 1 }
3846 };
3847
3848 static const struct cipher_info ciphers_group_mgmt[] = {
3849 { WPA_DRIVER_CAPA_ENC_BIP, "AES-128-CMAC", 1 },
3850 { WPA_DRIVER_CAPA_ENC_BIP_GMAC_128, "BIP-GMAC-128", 1 },
3851 { WPA_DRIVER_CAPA_ENC_BIP_GMAC_256, "BIP-GMAC-256", 1 },
3852 { WPA_DRIVER_CAPA_ENC_BIP_CMAC_256, "BIP-CMAC-256", 1 },
3853 };
3854
3855
ctrl_iface_get_capability_pairwise(int res,char * strict,struct wpa_driver_capa * capa,char * buf,size_t buflen)3856 static int ctrl_iface_get_capability_pairwise(int res, char *strict,
3857 struct wpa_driver_capa *capa,
3858 char *buf, size_t buflen)
3859 {
3860 int ret;
3861 char *pos, *end;
3862 size_t len;
3863 unsigned int i;
3864
3865 pos = buf;
3866 end = pos + buflen;
3867
3868 if (res < 0) {
3869 if (strict)
3870 return 0;
3871 len = os_strlcpy(buf, "CCMP TKIP NONE", buflen);
3872 if (len >= buflen)
3873 return -1;
3874 return len;
3875 }
3876
3877 for (i = 0; i < ARRAY_SIZE(ciphers); i++) {
3878 if (!ciphers[i].group_only && capa->enc & ciphers[i].capa) {
3879 ret = os_snprintf(pos, end - pos, "%s%s",
3880 pos == buf ? "" : " ",
3881 ciphers[i].name);
3882 if (os_snprintf_error(end - pos, ret))
3883 return pos - buf;
3884 pos += ret;
3885 }
3886 }
3887
3888 return pos - buf;
3889 }
3890
3891
ctrl_iface_get_capability_group(int res,char * strict,struct wpa_driver_capa * capa,char * buf,size_t buflen)3892 static int ctrl_iface_get_capability_group(int res, char *strict,
3893 struct wpa_driver_capa *capa,
3894 char *buf, size_t buflen)
3895 {
3896 int ret;
3897 char *pos, *end;
3898 size_t len;
3899 unsigned int i;
3900
3901 pos = buf;
3902 end = pos + buflen;
3903
3904 if (res < 0) {
3905 if (strict)
3906 return 0;
3907 len = os_strlcpy(buf, "CCMP TKIP WEP104 WEP40", buflen);
3908 if (len >= buflen)
3909 return -1;
3910 return len;
3911 }
3912
3913 for (i = 0; i < ARRAY_SIZE(ciphers); i++) {
3914 if (capa->enc & ciphers[i].capa) {
3915 ret = os_snprintf(pos, end - pos, "%s%s",
3916 pos == buf ? "" : " ",
3917 ciphers[i].name);
3918 if (os_snprintf_error(end - pos, ret))
3919 return pos - buf;
3920 pos += ret;
3921 }
3922 }
3923
3924 return pos - buf;
3925 }
3926
3927
ctrl_iface_get_capability_group_mgmt(int res,char * strict,struct wpa_driver_capa * capa,char * buf,size_t buflen)3928 static int ctrl_iface_get_capability_group_mgmt(int res, char *strict,
3929 struct wpa_driver_capa *capa,
3930 char *buf, size_t buflen)
3931 {
3932 int ret;
3933 char *pos, *end;
3934 unsigned int i;
3935
3936 pos = buf;
3937 end = pos + buflen;
3938
3939 if (res < 0)
3940 return 0;
3941
3942 for (i = 0; i < ARRAY_SIZE(ciphers_group_mgmt); i++) {
3943 if (capa->enc & ciphers_group_mgmt[i].capa) {
3944 ret = os_snprintf(pos, end - pos, "%s%s",
3945 pos == buf ? "" : " ",
3946 ciphers_group_mgmt[i].name);
3947 if (os_snprintf_error(end - pos, ret))
3948 return pos - buf;
3949 pos += ret;
3950 }
3951 }
3952
3953 return pos - buf;
3954 }
3955
3956
ctrl_iface_get_capability_key_mgmt(int res,char * strict,struct wpa_driver_capa * capa,char * buf,size_t buflen)3957 static int ctrl_iface_get_capability_key_mgmt(int res, char *strict,
3958 struct wpa_driver_capa *capa,
3959 char *buf, size_t buflen)
3960 {
3961 int ret;
3962 char *pos, *end;
3963 size_t len;
3964
3965 pos = buf;
3966 end = pos + buflen;
3967
3968 if (res < 0) {
3969 if (strict)
3970 return 0;
3971 len = os_strlcpy(buf, "WPA-PSK WPA-EAP IEEE8021X WPA-NONE "
3972 "NONE", buflen);
3973 if (len >= buflen)
3974 return -1;
3975 return len;
3976 }
3977
3978 ret = os_snprintf(pos, end - pos, "NONE IEEE8021X");
3979 if (os_snprintf_error(end - pos, ret))
3980 return pos - buf;
3981 pos += ret;
3982
3983 if (capa->key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA |
3984 WPA_DRIVER_CAPA_KEY_MGMT_WPA2)) {
3985 ret = os_snprintf(pos, end - pos, " WPA-EAP");
3986 if (os_snprintf_error(end - pos, ret))
3987 return pos - buf;
3988 pos += ret;
3989 }
3990
3991 if (capa->key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA_PSK |
3992 WPA_DRIVER_CAPA_KEY_MGMT_WPA2_PSK)) {
3993 ret = os_snprintf(pos, end - pos, " WPA-PSK");
3994 if (os_snprintf_error(end - pos, ret))
3995 return pos - buf;
3996 pos += ret;
3997 }
3998
3999 if (capa->key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_WPA_NONE) {
4000 ret = os_snprintf(pos, end - pos, " WPA-NONE");
4001 if (os_snprintf_error(end - pos, ret))
4002 return pos - buf;
4003 pos += ret;
4004 }
4005
4006 #ifdef CONFIG_SUITEB
4007 if (capa->key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_SUITE_B) {
4008 ret = os_snprintf(pos, end - pos, " WPA-EAP-SUITE-B");
4009 if (os_snprintf_error(end - pos, ret))
4010 return pos - buf;
4011 pos += ret;
4012 }
4013 #endif /* CONFIG_SUITEB */
4014 #ifdef CONFIG_SUITEB192
4015 if (capa->key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_SUITE_B_192) {
4016 ret = os_snprintf(pos, end - pos, " WPA-EAP-SUITE-B-192");
4017 if (os_snprintf_error(end - pos, ret))
4018 return pos - buf;
4019 pos += ret;
4020 }
4021 #endif /* CONFIG_SUITEB192 */
4022 #ifdef CONFIG_OWE
4023 if (capa->key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_OWE) {
4024 ret = os_snprintf(pos, end - pos, " OWE");
4025 if (os_snprintf_error(end - pos, ret))
4026 return pos - buf;
4027 pos += ret;
4028 }
4029 #endif /* CONFIG_OWE */
4030 #ifdef CONFIG_DPP
4031 if (capa->key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_DPP) {
4032 ret = os_snprintf(pos, end - pos, " DPP");
4033 if (os_snprintf_error(end - pos, ret))
4034 return pos - buf;
4035 pos += ret;
4036 }
4037 #endif /* CONFIG_DPP */
4038 #ifdef CONFIG_FILS
4039 if (capa->key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_FILS_SHA256) {
4040 ret = os_snprintf(pos, end - pos, " FILS-SHA256");
4041 if (os_snprintf_error(end - pos, ret))
4042 return pos - buf;
4043 pos += ret;
4044 }
4045 if (capa->key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_FILS_SHA384) {
4046 ret = os_snprintf(pos, end - pos, " FILS-SHA384");
4047 if (os_snprintf_error(end - pos, ret))
4048 return pos - buf;
4049 pos += ret;
4050 }
4051 #ifdef CONFIG_IEEE80211R
4052 if (capa->key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_FT_FILS_SHA256) {
4053 ret = os_snprintf(pos, end - pos, " FT-FILS-SHA256");
4054 if (os_snprintf_error(end - pos, ret))
4055 return pos - buf;
4056 pos += ret;
4057 }
4058 if (capa->key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_FT_FILS_SHA384) {
4059 ret = os_snprintf(pos, end - pos, " FT-FILS-SHA384");
4060 if (os_snprintf_error(end - pos, ret))
4061 return pos - buf;
4062 pos += ret;
4063 }
4064 #endif /* CONFIG_IEEE80211R */
4065 #endif /* CONFIG_FILS */
4066 #ifdef CONFIG_IEEE80211R
4067 if (capa->key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_FT_PSK) {
4068 ret = os_snprintf(pos, end - pos, " FT-PSK");
4069 if (os_snprintf_error(end - pos, ret))
4070 return pos - buf;
4071 pos += ret;
4072 }
4073 #endif /* CONFIG_IEEE80211R */
4074 #ifdef CONFIG_SAE
4075 if (capa->key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_SAE) {
4076 ret = os_snprintf(pos, end - pos, " SAE");
4077 if (os_snprintf_error(end - pos, ret))
4078 return pos - buf;
4079 pos += ret;
4080 }
4081 #endif /* CONFIG_SAE */
4082
4083 return pos - buf;
4084 }
4085
4086
ctrl_iface_get_capability_proto(int res,char * strict,struct wpa_driver_capa * capa,char * buf,size_t buflen)4087 static int ctrl_iface_get_capability_proto(int res, char *strict,
4088 struct wpa_driver_capa *capa,
4089 char *buf, size_t buflen)
4090 {
4091 int ret;
4092 char *pos, *end;
4093 size_t len;
4094
4095 pos = buf;
4096 end = pos + buflen;
4097
4098 if (res < 0) {
4099 if (strict)
4100 return 0;
4101 len = os_strlcpy(buf, "RSN WPA", buflen);
4102 if (len >= buflen)
4103 return -1;
4104 return len;
4105 }
4106
4107 if (capa->key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA2 |
4108 WPA_DRIVER_CAPA_KEY_MGMT_WPA2_PSK)) {
4109 ret = os_snprintf(pos, end - pos, "%sRSN",
4110 pos == buf ? "" : " ");
4111 if (os_snprintf_error(end - pos, ret))
4112 return pos - buf;
4113 pos += ret;
4114 }
4115
4116 if (capa->key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA |
4117 WPA_DRIVER_CAPA_KEY_MGMT_WPA_PSK)) {
4118 ret = os_snprintf(pos, end - pos, "%sWPA",
4119 pos == buf ? "" : " ");
4120 if (os_snprintf_error(end - pos, ret))
4121 return pos - buf;
4122 pos += ret;
4123 }
4124
4125 return pos - buf;
4126 }
4127
4128
ctrl_iface_get_capability_auth_alg(struct wpa_supplicant * wpa_s,int res,char * strict,struct wpa_driver_capa * capa,char * buf,size_t buflen)4129 static int ctrl_iface_get_capability_auth_alg(struct wpa_supplicant *wpa_s,
4130 int res, char *strict,
4131 struct wpa_driver_capa *capa,
4132 char *buf, size_t buflen)
4133 {
4134 int ret;
4135 char *pos, *end;
4136 size_t len;
4137
4138 pos = buf;
4139 end = pos + buflen;
4140
4141 if (res < 0) {
4142 if (strict)
4143 return 0;
4144 len = os_strlcpy(buf, "OPEN SHARED LEAP", buflen);
4145 if (len >= buflen)
4146 return -1;
4147 return len;
4148 }
4149
4150 if (capa->auth & (WPA_DRIVER_AUTH_OPEN)) {
4151 ret = os_snprintf(pos, end - pos, "%sOPEN",
4152 pos == buf ? "" : " ");
4153 if (os_snprintf_error(end - pos, ret))
4154 return pos - buf;
4155 pos += ret;
4156 }
4157
4158 if (capa->auth & (WPA_DRIVER_AUTH_SHARED)) {
4159 ret = os_snprintf(pos, end - pos, "%sSHARED",
4160 pos == buf ? "" : " ");
4161 if (os_snprintf_error(end - pos, ret))
4162 return pos - buf;
4163 pos += ret;
4164 }
4165
4166 if (capa->auth & (WPA_DRIVER_AUTH_LEAP)) {
4167 ret = os_snprintf(pos, end - pos, "%sLEAP",
4168 pos == buf ? "" : " ");
4169 if (os_snprintf_error(end - pos, ret))
4170 return pos - buf;
4171 pos += ret;
4172 }
4173
4174 #ifdef CONFIG_SAE
4175 if (wpa_s->drv_flags & WPA_DRIVER_FLAGS_SAE) {
4176 ret = os_snprintf(pos, end - pos, "%sSAE",
4177 pos == buf ? "" : " ");
4178 if (os_snprintf_error(end - pos, ret))
4179 return pos - buf;
4180 pos += ret;
4181 }
4182 #endif /* CONFIG_SAE */
4183
4184 #ifdef CONFIG_FILS
4185 if (wpa_is_fils_supported(wpa_s)) {
4186 ret = os_snprintf(pos, end - pos, "%sFILS_SK_WITHOUT_PFS",
4187 pos == buf ? "" : " ");
4188 if (os_snprintf_error(end - pos, ret))
4189 return pos - buf;
4190 pos += ret;
4191 }
4192
4193 #ifdef CONFIG_FILS_SK_PFS
4194 if (wpa_is_fils_sk_pfs_supported(wpa_s)) {
4195 ret = os_snprintf(pos, end - pos, "%sFILS_SK_WITH_PFS",
4196 pos == buf ? "" : " ");
4197 if (os_snprintf_error(end - pos, ret))
4198 return pos - buf;
4199 pos += ret;
4200 }
4201 #endif /* CONFIG_FILS_SK_PFS */
4202 #endif /* CONFIG_FILS */
4203
4204 return pos - buf;
4205 }
4206
4207
ctrl_iface_get_capability_modes(int res,char * strict,struct wpa_driver_capa * capa,char * buf,size_t buflen)4208 static int ctrl_iface_get_capability_modes(int res, char *strict,
4209 struct wpa_driver_capa *capa,
4210 char *buf, size_t buflen)
4211 {
4212 int ret;
4213 char *pos, *end;
4214 size_t len;
4215
4216 pos = buf;
4217 end = pos + buflen;
4218
4219 if (res < 0) {
4220 if (strict)
4221 return 0;
4222 len = os_strlcpy(buf, "IBSS AP", buflen);
4223 if (len >= buflen)
4224 return -1;
4225 return len;
4226 }
4227
4228 if (capa->flags & WPA_DRIVER_FLAGS_IBSS) {
4229 ret = os_snprintf(pos, end - pos, "%sIBSS",
4230 pos == buf ? "" : " ");
4231 if (os_snprintf_error(end - pos, ret))
4232 return pos - buf;
4233 pos += ret;
4234 }
4235
4236 if (capa->flags & WPA_DRIVER_FLAGS_AP) {
4237 ret = os_snprintf(pos, end - pos, "%sAP",
4238 pos == buf ? "" : " ");
4239 if (os_snprintf_error(end - pos, ret))
4240 return pos - buf;
4241 pos += ret;
4242 }
4243
4244 #ifdef CONFIG_MESH
4245 if (capa->flags & WPA_DRIVER_FLAGS_MESH) {
4246 ret = os_snprintf(pos, end - pos, "%sMESH",
4247 pos == buf ? "" : " ");
4248 if (os_snprintf_error(end - pos, ret))
4249 return pos - buf;
4250 pos += ret;
4251 }
4252 #endif /* CONFIG_MESH */
4253
4254 return pos - buf;
4255 }
4256
4257
ctrl_iface_get_capability_channels(struct wpa_supplicant * wpa_s,char * buf,size_t buflen)4258 static int ctrl_iface_get_capability_channels(struct wpa_supplicant *wpa_s,
4259 char *buf, size_t buflen)
4260 {
4261 struct hostapd_channel_data *chnl;
4262 int ret, i, j;
4263 char *pos, *end, *hmode;
4264
4265 pos = buf;
4266 end = pos + buflen;
4267
4268 for (j = 0; j < wpa_s->hw.num_modes; j++) {
4269 switch (wpa_s->hw.modes[j].mode) {
4270 case HOSTAPD_MODE_IEEE80211B:
4271 hmode = "B";
4272 break;
4273 case HOSTAPD_MODE_IEEE80211G:
4274 hmode = "G";
4275 break;
4276 case HOSTAPD_MODE_IEEE80211A:
4277 hmode = "A";
4278 break;
4279 case HOSTAPD_MODE_IEEE80211AD:
4280 hmode = "AD";
4281 break;
4282 default:
4283 continue;
4284 }
4285 ret = os_snprintf(pos, end - pos, "Mode[%s] Channels:", hmode);
4286 if (os_snprintf_error(end - pos, ret))
4287 return pos - buf;
4288 pos += ret;
4289 chnl = wpa_s->hw.modes[j].channels;
4290 for (i = 0; i < wpa_s->hw.modes[j].num_channels; i++) {
4291 if (chnl[i].flag & HOSTAPD_CHAN_DISABLED)
4292 continue;
4293 ret = os_snprintf(pos, end - pos, " %d", chnl[i].chan);
4294 if (os_snprintf_error(end - pos, ret))
4295 return pos - buf;
4296 pos += ret;
4297 }
4298 ret = os_snprintf(pos, end - pos, "\n");
4299 if (os_snprintf_error(end - pos, ret))
4300 return pos - buf;
4301 pos += ret;
4302 }
4303
4304 return pos - buf;
4305 }
4306
4307
ctrl_iface_get_capability_freq(struct wpa_supplicant * wpa_s,char * buf,size_t buflen)4308 static int ctrl_iface_get_capability_freq(struct wpa_supplicant *wpa_s,
4309 char *buf, size_t buflen)
4310 {
4311 struct hostapd_channel_data *chnl;
4312 int ret, i, j;
4313 char *pos, *end, *hmode;
4314
4315 pos = buf;
4316 end = pos + buflen;
4317
4318 for (j = 0; j < wpa_s->hw.num_modes; j++) {
4319 switch (wpa_s->hw.modes[j].mode) {
4320 case HOSTAPD_MODE_IEEE80211B:
4321 hmode = "B";
4322 break;
4323 case HOSTAPD_MODE_IEEE80211G:
4324 hmode = "G";
4325 break;
4326 case HOSTAPD_MODE_IEEE80211A:
4327 hmode = "A";
4328 break;
4329 case HOSTAPD_MODE_IEEE80211AD:
4330 hmode = "AD";
4331 break;
4332 default:
4333 continue;
4334 }
4335 ret = os_snprintf(pos, end - pos, "Mode[%s] Channels:\n",
4336 hmode);
4337 if (os_snprintf_error(end - pos, ret))
4338 return pos - buf;
4339 pos += ret;
4340 chnl = wpa_s->hw.modes[j].channels;
4341 for (i = 0; i < wpa_s->hw.modes[j].num_channels; i++) {
4342 if (chnl[i].flag & HOSTAPD_CHAN_DISABLED)
4343 continue;
4344 ret = os_snprintf(pos, end - pos, " %d = %d MHz%s%s\n",
4345 chnl[i].chan, chnl[i].freq,
4346 chnl[i].flag & HOSTAPD_CHAN_NO_IR ?
4347 " (NO_IR)" : "",
4348 chnl[i].flag & HOSTAPD_CHAN_RADAR ?
4349 " (DFS)" : "");
4350
4351 if (os_snprintf_error(end - pos, ret))
4352 return pos - buf;
4353 pos += ret;
4354 }
4355 ret = os_snprintf(pos, end - pos, "\n");
4356 if (os_snprintf_error(end - pos, ret))
4357 return pos - buf;
4358 pos += ret;
4359 }
4360
4361 return pos - buf;
4362 }
4363
4364
wpa_supplicant_ctrl_iface_get_capability(struct wpa_supplicant * wpa_s,const char * _field,char * buf,size_t buflen)4365 static int wpa_supplicant_ctrl_iface_get_capability(
4366 struct wpa_supplicant *wpa_s, const char *_field, char *buf,
4367 size_t buflen)
4368 {
4369 struct wpa_driver_capa capa;
4370 int res;
4371 char *strict;
4372 char field[30];
4373 size_t len;
4374
4375 /* Determine whether or not strict checking was requested */
4376 len = os_strlcpy(field, _field, sizeof(field));
4377 if (len >= sizeof(field))
4378 return -1;
4379 strict = os_strchr(field, ' ');
4380 if (strict != NULL) {
4381 *strict++ = '\0';
4382 if (os_strcmp(strict, "strict") != 0)
4383 return -1;
4384 }
4385
4386 wpa_printf(MSG_DEBUG, "CTRL_IFACE: GET_CAPABILITY '%s' %s",
4387 field, strict ? strict : "");
4388
4389 if (os_strcmp(field, "eap") == 0) {
4390 return eap_get_names(buf, buflen);
4391 }
4392
4393 res = wpa_drv_get_capa(wpa_s, &capa);
4394
4395 if (os_strcmp(field, "pairwise") == 0)
4396 return ctrl_iface_get_capability_pairwise(res, strict, &capa,
4397 buf, buflen);
4398
4399 if (os_strcmp(field, "group") == 0)
4400 return ctrl_iface_get_capability_group(res, strict, &capa,
4401 buf, buflen);
4402
4403 if (os_strcmp(field, "group_mgmt") == 0)
4404 return ctrl_iface_get_capability_group_mgmt(res, strict, &capa,
4405 buf, buflen);
4406
4407 if (os_strcmp(field, "key_mgmt") == 0)
4408 return ctrl_iface_get_capability_key_mgmt(res, strict, &capa,
4409 buf, buflen);
4410
4411 if (os_strcmp(field, "proto") == 0)
4412 return ctrl_iface_get_capability_proto(res, strict, &capa,
4413 buf, buflen);
4414
4415 if (os_strcmp(field, "auth_alg") == 0)
4416 return ctrl_iface_get_capability_auth_alg(wpa_s, res, strict,
4417 &capa, buf, buflen);
4418
4419 if (os_strcmp(field, "modes") == 0)
4420 return ctrl_iface_get_capability_modes(res, strict, &capa,
4421 buf, buflen);
4422
4423 if (os_strcmp(field, "channels") == 0)
4424 return ctrl_iface_get_capability_channels(wpa_s, buf, buflen);
4425
4426 if (os_strcmp(field, "freq") == 0)
4427 return ctrl_iface_get_capability_freq(wpa_s, buf, buflen);
4428
4429 #ifdef CONFIG_TDLS
4430 if (os_strcmp(field, "tdls") == 0)
4431 return ctrl_iface_get_capability_tdls(wpa_s, buf, buflen);
4432 #endif /* CONFIG_TDLS */
4433
4434 #ifdef CONFIG_ERP
4435 if (os_strcmp(field, "erp") == 0) {
4436 res = os_snprintf(buf, buflen, "ERP");
4437 if (os_snprintf_error(buflen, res))
4438 return -1;
4439 return res;
4440 }
4441 #endif /* CONFIG_EPR */
4442
4443 #ifdef CONFIG_FIPS
4444 if (os_strcmp(field, "fips") == 0) {
4445 res = os_snprintf(buf, buflen, "FIPS");
4446 if (os_snprintf_error(buflen, res))
4447 return -1;
4448 return res;
4449 }
4450 #endif /* CONFIG_FIPS */
4451
4452 #ifdef CONFIG_ACS
4453 if (os_strcmp(field, "acs") == 0) {
4454 res = os_snprintf(buf, buflen, "ACS");
4455 if (os_snprintf_error(buflen, res))
4456 return -1;
4457 return res;
4458 }
4459 #endif /* CONFIG_ACS */
4460
4461 #ifdef CONFIG_FILS
4462 if (os_strcmp(field, "fils") == 0) {
4463 #ifdef CONFIG_FILS_SK_PFS
4464 if (wpa_is_fils_supported(wpa_s) &&
4465 wpa_is_fils_sk_pfs_supported(wpa_s)) {
4466 res = os_snprintf(buf, buflen, "FILS FILS-SK-PFS");
4467 if (os_snprintf_error(buflen, res))
4468 return -1;
4469 return res;
4470 }
4471 #endif /* CONFIG_FILS_SK_PFS */
4472
4473 if (wpa_is_fils_supported(wpa_s)) {
4474 res = os_snprintf(buf, buflen, "FILS");
4475 if (os_snprintf_error(buflen, res))
4476 return -1;
4477 return res;
4478 }
4479 }
4480 #endif /* CONFIG_FILS */
4481
4482 if (os_strcmp(field, "multibss") == 0 && wpa_s->multi_bss_support) {
4483 res = os_snprintf(buf, buflen, "MULTIBSS-STA");
4484 if (os_snprintf_error(buflen, res))
4485 return -1;
4486 return res;
4487 }
4488
4489 #ifdef CONFIG_DPP
4490 if (os_strcmp(field, "dpp") == 0) {
4491 #ifdef CONFIG_DPP2
4492 res = os_snprintf(buf, buflen, "DPP=2");
4493 #else /* CONFIG_DPP2 */
4494 res = os_snprintf(buf, buflen, "DPP=1");
4495 #endif /* CONFIG_DPP2 */
4496 if (os_snprintf_error(buflen, res))
4497 return -1;
4498 return res;
4499 }
4500 #endif /* CONFIG_DPP */
4501
4502 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Unknown GET_CAPABILITY field '%s'",
4503 field);
4504
4505 return -1;
4506 }
4507
4508
4509 #ifdef CONFIG_INTERWORKING
anqp_add_hex(char * pos,char * end,const char * title,struct wpabuf * data)4510 static char * anqp_add_hex(char *pos, char *end, const char *title,
4511 struct wpabuf *data)
4512 {
4513 char *start = pos;
4514 size_t i;
4515 int ret;
4516 const u8 *d;
4517
4518 if (data == NULL)
4519 return start;
4520
4521 ret = os_snprintf(pos, end - pos, "%s=", title);
4522 if (os_snprintf_error(end - pos, ret))
4523 return start;
4524 pos += ret;
4525
4526 d = wpabuf_head_u8(data);
4527 for (i = 0; i < wpabuf_len(data); i++) {
4528 ret = os_snprintf(pos, end - pos, "%02x", *d++);
4529 if (os_snprintf_error(end - pos, ret))
4530 return start;
4531 pos += ret;
4532 }
4533
4534 ret = os_snprintf(pos, end - pos, "\n");
4535 if (os_snprintf_error(end - pos, ret))
4536 return start;
4537 pos += ret;
4538
4539 return pos;
4540 }
4541 #endif /* CONFIG_INTERWORKING */
4542
4543
4544 #ifdef CONFIG_FILS
print_fils_indication(struct wpa_bss * bss,char * pos,char * end)4545 static int print_fils_indication(struct wpa_bss *bss, char *pos, char *end)
4546 {
4547 char *start = pos;
4548 const u8 *ie, *ie_end;
4549 u16 info, realms;
4550 int ret;
4551
4552 ie = wpa_bss_get_ie(bss, WLAN_EID_FILS_INDICATION);
4553 if (!ie)
4554 return 0;
4555 ie_end = ie + 2 + ie[1];
4556 ie += 2;
4557 if (ie_end - ie < 2)
4558 return -1;
4559
4560 info = WPA_GET_LE16(ie);
4561 ie += 2;
4562 ret = os_snprintf(pos, end - pos, "fils_info=%04x\n", info);
4563 if (os_snprintf_error(end - pos, ret))
4564 return 0;
4565 pos += ret;
4566
4567 if (info & BIT(7)) {
4568 /* Cache Identifier Included */
4569 if (ie_end - ie < 2)
4570 return -1;
4571 ret = os_snprintf(pos, end - pos, "fils_cache_id=%02x%02x\n",
4572 ie[0], ie[1]);
4573 if (os_snprintf_error(end - pos, ret))
4574 return 0;
4575 pos += ret;
4576 ie += 2;
4577 }
4578
4579 if (info & BIT(8)) {
4580 /* HESSID Included */
4581 if (ie_end - ie < ETH_ALEN)
4582 return -1;
4583 ret = os_snprintf(pos, end - pos, "fils_hessid=" MACSTR "\n",
4584 MAC2STR(ie));
4585 if (os_snprintf_error(end - pos, ret))
4586 return 0;
4587 pos += ret;
4588 ie += ETH_ALEN;
4589 }
4590
4591 realms = (info & (BIT(3) | BIT(4) | BIT(5))) >> 3;
4592 if (realms) {
4593 if (ie_end - ie < realms * 2)
4594 return -1;
4595 ret = os_snprintf(pos, end - pos, "fils_realms=");
4596 if (os_snprintf_error(end - pos, ret))
4597 return 0;
4598 pos += ret;
4599
4600 ret = wpa_snprintf_hex(pos, end - pos, ie, realms * 2);
4601 if (ret <= 0)
4602 return 0;
4603 pos += ret;
4604 ie += realms * 2;
4605 ret = os_snprintf(pos, end - pos, "\n");
4606 if (os_snprintf_error(end - pos, ret))
4607 return 0;
4608 pos += ret;
4609 }
4610
4611 return pos - start;
4612 }
4613 #endif /* CONFIG_FILS */
4614
4615
print_bss_info(struct wpa_supplicant * wpa_s,struct wpa_bss * bss,unsigned long mask,char * buf,size_t buflen)4616 static int print_bss_info(struct wpa_supplicant *wpa_s, struct wpa_bss *bss,
4617 unsigned long mask, char *buf, size_t buflen)
4618 {
4619 size_t i;
4620 int ret;
4621 char *pos, *end;
4622 const u8 *ie, *ie2, *osen_ie, *mesh, *owe;
4623
4624 pos = buf;
4625 end = buf + buflen;
4626
4627 if (mask & WPA_BSS_MASK_ID) {
4628 ret = os_snprintf(pos, end - pos, "id=%u\n", bss->id);
4629 if (os_snprintf_error(end - pos, ret))
4630 return 0;
4631 pos += ret;
4632 }
4633
4634 if (mask & WPA_BSS_MASK_BSSID) {
4635 ret = os_snprintf(pos, end - pos, "bssid=" MACSTR "\n",
4636 MAC2STR(bss->bssid));
4637 if (os_snprintf_error(end - pos, ret))
4638 return 0;
4639 pos += ret;
4640 }
4641
4642 if (mask & WPA_BSS_MASK_FREQ) {
4643 ret = os_snprintf(pos, end - pos, "freq=%d\n", bss->freq);
4644 if (os_snprintf_error(end - pos, ret))
4645 return 0;
4646 pos += ret;
4647 }
4648
4649 if (mask & WPA_BSS_MASK_BEACON_INT) {
4650 ret = os_snprintf(pos, end - pos, "beacon_int=%d\n",
4651 bss->beacon_int);
4652 if (os_snprintf_error(end - pos, ret))
4653 return 0;
4654 pos += ret;
4655 }
4656
4657 if (mask & WPA_BSS_MASK_CAPABILITIES) {
4658 ret = os_snprintf(pos, end - pos, "capabilities=0x%04x\n",
4659 bss->caps);
4660 if (os_snprintf_error(end - pos, ret))
4661 return 0;
4662 pos += ret;
4663 }
4664
4665 if (mask & WPA_BSS_MASK_QUAL) {
4666 ret = os_snprintf(pos, end - pos, "qual=%d\n", bss->qual);
4667 if (os_snprintf_error(end - pos, ret))
4668 return 0;
4669 pos += ret;
4670 }
4671
4672 if (mask & WPA_BSS_MASK_NOISE) {
4673 ret = os_snprintf(pos, end - pos, "noise=%d\n", bss->noise);
4674 if (os_snprintf_error(end - pos, ret))
4675 return 0;
4676 pos += ret;
4677 }
4678
4679 if (mask & WPA_BSS_MASK_LEVEL) {
4680 ret = os_snprintf(pos, end - pos, "level=%d\n", bss->level);
4681 if (os_snprintf_error(end - pos, ret))
4682 return 0;
4683 pos += ret;
4684 }
4685
4686 if (mask & WPA_BSS_MASK_TSF) {
4687 ret = os_snprintf(pos, end - pos, "tsf=%016llu\n",
4688 (unsigned long long) bss->tsf);
4689 if (os_snprintf_error(end - pos, ret))
4690 return 0;
4691 pos += ret;
4692 }
4693
4694 if (mask & WPA_BSS_MASK_AGE) {
4695 struct os_reltime now;
4696
4697 os_get_reltime(&now);
4698 ret = os_snprintf(pos, end - pos, "age=%d\n",
4699 (int) (now.sec - bss->last_update.sec));
4700 if (os_snprintf_error(end - pos, ret))
4701 return 0;
4702 pos += ret;
4703 }
4704
4705 if (mask & WPA_BSS_MASK_IE) {
4706 ret = os_snprintf(pos, end - pos, "ie=");
4707 if (os_snprintf_error(end - pos, ret))
4708 return 0;
4709 pos += ret;
4710
4711 ie = (const u8 *) (bss + 1);
4712 for (i = 0; i < bss->ie_len; i++) {
4713 ret = os_snprintf(pos, end - pos, "%02x", *ie++);
4714 if (os_snprintf_error(end - pos, ret))
4715 return 0;
4716 pos += ret;
4717 }
4718
4719 ret = os_snprintf(pos, end - pos, "\n");
4720 if (os_snprintf_error(end - pos, ret))
4721 return 0;
4722 pos += ret;
4723 }
4724
4725 if (mask & WPA_BSS_MASK_FLAGS) {
4726 ret = os_snprintf(pos, end - pos, "flags=");
4727 if (os_snprintf_error(end - pos, ret))
4728 return 0;
4729 pos += ret;
4730
4731 mesh = wpa_bss_get_ie(bss, WLAN_EID_MESH_ID);
4732
4733 ie = wpa_bss_get_vendor_ie(bss, WPA_IE_VENDOR_TYPE);
4734 if (ie)
4735 pos = wpa_supplicant_ie_txt(pos, end, "WPA", ie,
4736 2 + ie[1]);
4737 ie2 = wpa_bss_get_ie(bss, WLAN_EID_RSN);
4738 if (ie2)
4739 pos = wpa_supplicant_ie_txt(pos, end,
4740 mesh ? "RSN" : "WPA2", ie2,
4741 2 + ie2[1]);
4742 osen_ie = wpa_bss_get_vendor_ie(bss, OSEN_IE_VENDOR_TYPE);
4743 if (osen_ie)
4744 pos = wpa_supplicant_ie_txt(pos, end, "OSEN",
4745 osen_ie, 2 + osen_ie[1]);
4746 owe = wpa_bss_get_vendor_ie(bss, OWE_IE_VENDOR_TYPE);
4747 if (owe) {
4748 ret = os_snprintf(
4749 pos, end - pos,
4750 ie2 ? "[OWE-TRANS]" : "[OWE-TRANS-OPEN]");
4751 if (os_snprintf_error(end - pos, ret))
4752 return 0;
4753 pos += ret;
4754 }
4755 pos = wpa_supplicant_wps_ie_txt(wpa_s, pos, end, bss);
4756 if (!ie && !ie2 && !osen_ie &&
4757 (bss->caps & IEEE80211_CAP_PRIVACY)) {
4758 ret = os_snprintf(pos, end - pos, "[WEP]");
4759 if (os_snprintf_error(end - pos, ret))
4760 return 0;
4761 pos += ret;
4762 }
4763
4764 if (mesh) {
4765 ret = os_snprintf(pos, end - pos, "[MESH]");
4766 if (os_snprintf_error(end - pos, ret))
4767 return 0;
4768 pos += ret;
4769 }
4770
4771 if (bss_is_dmg(bss)) {
4772 const char *s;
4773 ret = os_snprintf(pos, end - pos, "[DMG]");
4774 if (os_snprintf_error(end - pos, ret))
4775 return 0;
4776 pos += ret;
4777 switch (bss->caps & IEEE80211_CAP_DMG_MASK) {
4778 case IEEE80211_CAP_DMG_IBSS:
4779 s = "[IBSS]";
4780 break;
4781 case IEEE80211_CAP_DMG_AP:
4782 s = "[ESS]";
4783 break;
4784 case IEEE80211_CAP_DMG_PBSS:
4785 s = "[PBSS]";
4786 break;
4787 default:
4788 s = "";
4789 break;
4790 }
4791 ret = os_snprintf(pos, end - pos, "%s", s);
4792 if (os_snprintf_error(end - pos, ret))
4793 return 0;
4794 pos += ret;
4795 } else {
4796 if (bss->caps & IEEE80211_CAP_IBSS) {
4797 ret = os_snprintf(pos, end - pos, "[IBSS]");
4798 if (os_snprintf_error(end - pos, ret))
4799 return 0;
4800 pos += ret;
4801 }
4802 if (bss->caps & IEEE80211_CAP_ESS) {
4803 ret = os_snprintf(pos, end - pos, "[ESS]");
4804 if (os_snprintf_error(end - pos, ret))
4805 return 0;
4806 pos += ret;
4807 }
4808 }
4809 if (wpa_bss_get_vendor_ie(bss, P2P_IE_VENDOR_TYPE) ||
4810 wpa_bss_get_vendor_ie_beacon(bss, P2P_IE_VENDOR_TYPE)) {
4811 ret = os_snprintf(pos, end - pos, "[P2P]");
4812 if (os_snprintf_error(end - pos, ret))
4813 return 0;
4814 pos += ret;
4815 }
4816 #ifdef CONFIG_HS20
4817 if (wpa_bss_get_vendor_ie(bss, HS20_IE_VENDOR_TYPE)) {
4818 ret = os_snprintf(pos, end - pos, "[HS20]");
4819 if (os_snprintf_error(end - pos, ret))
4820 return 0;
4821 pos += ret;
4822 }
4823 #endif /* CONFIG_HS20 */
4824 #ifdef CONFIG_FILS
4825 if (wpa_bss_get_ie(bss, WLAN_EID_FILS_INDICATION)) {
4826 ret = os_snprintf(pos, end - pos, "[FILS]");
4827 if (os_snprintf_error(end - pos, ret))
4828 return 0;
4829 pos += ret;
4830 }
4831 #endif /* CONFIG_FILS */
4832 #ifdef CONFIG_FST
4833 if (wpa_bss_get_ie(bss, WLAN_EID_MULTI_BAND)) {
4834 ret = os_snprintf(pos, end - pos, "[FST]");
4835 if (os_snprintf_error(end - pos, ret))
4836 return 0;
4837 pos += ret;
4838 }
4839 #endif /* CONFIG_FST */
4840 if (wpa_bss_ext_capab(bss, WLAN_EXT_CAPAB_UTF_8_SSID)) {
4841 ret = os_snprintf(pos, end - pos, "[UTF-8]");
4842 if (os_snprintf_error(end - pos, ret))
4843 return 0;
4844 pos += ret;
4845 }
4846
4847 ret = os_snprintf(pos, end - pos, "\n");
4848 if (os_snprintf_error(end - pos, ret))
4849 return 0;
4850 pos += ret;
4851 }
4852
4853 if (mask & WPA_BSS_MASK_SSID) {
4854 ret = os_snprintf(pos, end - pos, "ssid=%s\n",
4855 wpa_ssid_txt(bss->ssid, bss->ssid_len));
4856 if (os_snprintf_error(end - pos, ret))
4857 return 0;
4858 pos += ret;
4859 }
4860
4861 #ifdef CONFIG_WPS
4862 if (mask & WPA_BSS_MASK_WPS_SCAN) {
4863 ie = (const u8 *) (bss + 1);
4864 ret = wpas_wps_scan_result_text(ie, bss->ie_len, pos, end);
4865 if (ret >= end - pos)
4866 return 0;
4867 if (ret > 0)
4868 pos += ret;
4869 }
4870 #endif /* CONFIG_WPS */
4871
4872 #ifdef CONFIG_P2P
4873 if (mask & WPA_BSS_MASK_P2P_SCAN) {
4874 ie = (const u8 *) (bss + 1);
4875 ret = wpas_p2p_scan_result_text(ie, bss->ie_len, pos, end);
4876 if (ret >= end - pos)
4877 return 0;
4878 if (ret > 0)
4879 pos += ret;
4880 }
4881 #endif /* CONFIG_P2P */
4882
4883 #ifdef CONFIG_WIFI_DISPLAY
4884 if (mask & WPA_BSS_MASK_WIFI_DISPLAY) {
4885 struct wpabuf *wfd;
4886 ie = (const u8 *) (bss + 1);
4887 wfd = ieee802_11_vendor_ie_concat(ie, bss->ie_len,
4888 WFD_IE_VENDOR_TYPE);
4889 if (wfd) {
4890 ret = os_snprintf(pos, end - pos, "wfd_subelems=");
4891 if (os_snprintf_error(end - pos, ret)) {
4892 wpabuf_free(wfd);
4893 return 0;
4894 }
4895 pos += ret;
4896
4897 pos += wpa_snprintf_hex(pos, end - pos,
4898 wpabuf_head(wfd),
4899 wpabuf_len(wfd));
4900 wpabuf_free(wfd);
4901
4902 ret = os_snprintf(pos, end - pos, "\n");
4903 if (os_snprintf_error(end - pos, ret))
4904 return 0;
4905 pos += ret;
4906 }
4907 }
4908 #endif /* CONFIG_WIFI_DISPLAY */
4909
4910 #ifdef CONFIG_INTERWORKING
4911 if ((mask & WPA_BSS_MASK_INTERNETW) && bss->anqp) {
4912 struct wpa_bss_anqp *anqp = bss->anqp;
4913 struct wpa_bss_anqp_elem *elem;
4914
4915 pos = anqp_add_hex(pos, end, "anqp_capability_list",
4916 anqp->capability_list);
4917 pos = anqp_add_hex(pos, end, "anqp_venue_name",
4918 anqp->venue_name);
4919 pos = anqp_add_hex(pos, end, "anqp_network_auth_type",
4920 anqp->network_auth_type);
4921 pos = anqp_add_hex(pos, end, "anqp_roaming_consortium",
4922 anqp->roaming_consortium);
4923 pos = anqp_add_hex(pos, end, "anqp_ip_addr_type_availability",
4924 anqp->ip_addr_type_availability);
4925 pos = anqp_add_hex(pos, end, "anqp_nai_realm",
4926 anqp->nai_realm);
4927 pos = anqp_add_hex(pos, end, "anqp_3gpp", anqp->anqp_3gpp);
4928 pos = anqp_add_hex(pos, end, "anqp_domain_name",
4929 anqp->domain_name);
4930 pos = anqp_add_hex(pos, end, "anqp_fils_realm_info",
4931 anqp->fils_realm_info);
4932 #ifdef CONFIG_HS20
4933 pos = anqp_add_hex(pos, end, "hs20_capability_list",
4934 anqp->hs20_capability_list);
4935 pos = anqp_add_hex(pos, end, "hs20_operator_friendly_name",
4936 anqp->hs20_operator_friendly_name);
4937 pos = anqp_add_hex(pos, end, "hs20_wan_metrics",
4938 anqp->hs20_wan_metrics);
4939 pos = anqp_add_hex(pos, end, "hs20_connection_capability",
4940 anqp->hs20_connection_capability);
4941 pos = anqp_add_hex(pos, end, "hs20_operating_class",
4942 anqp->hs20_operating_class);
4943 pos = anqp_add_hex(pos, end, "hs20_osu_providers_list",
4944 anqp->hs20_osu_providers_list);
4945 pos = anqp_add_hex(pos, end, "hs20_operator_icon_metadata",
4946 anqp->hs20_operator_icon_metadata);
4947 pos = anqp_add_hex(pos, end, "hs20_osu_providers_nai_list",
4948 anqp->hs20_osu_providers_nai_list);
4949 #endif /* CONFIG_HS20 */
4950
4951 dl_list_for_each(elem, &anqp->anqp_elems,
4952 struct wpa_bss_anqp_elem, list) {
4953 char title[20];
4954
4955 os_snprintf(title, sizeof(title), "anqp[%u]",
4956 elem->infoid);
4957 pos = anqp_add_hex(pos, end, title, elem->payload);
4958 }
4959 }
4960 #endif /* CONFIG_INTERWORKING */
4961
4962 #ifdef CONFIG_MESH
4963 if (mask & WPA_BSS_MASK_MESH_SCAN) {
4964 ie = (const u8 *) (bss + 1);
4965 ret = wpas_mesh_scan_result_text(ie, bss->ie_len, pos, end);
4966 if (ret >= end - pos)
4967 return 0;
4968 if (ret > 0)
4969 pos += ret;
4970 }
4971 #endif /* CONFIG_MESH */
4972
4973 if (mask & WPA_BSS_MASK_SNR) {
4974 ret = os_snprintf(pos, end - pos, "snr=%d\n", bss->snr);
4975 if (os_snprintf_error(end - pos, ret))
4976 return 0;
4977 pos += ret;
4978 }
4979
4980 if (mask & WPA_BSS_MASK_EST_THROUGHPUT) {
4981 ret = os_snprintf(pos, end - pos, "est_throughput=%d\n",
4982 bss->est_throughput);
4983 if (os_snprintf_error(end - pos, ret))
4984 return 0;
4985 pos += ret;
4986 }
4987
4988 #ifdef CONFIG_FST
4989 if (mask & WPA_BSS_MASK_FST) {
4990 ret = fst_ctrl_iface_mb_info(bss->bssid, pos, end - pos);
4991 if (ret < 0 || ret >= end - pos)
4992 return 0;
4993 pos += ret;
4994 }
4995 #endif /* CONFIG_FST */
4996
4997 if (mask & WPA_BSS_MASK_UPDATE_IDX) {
4998 ret = os_snprintf(pos, end - pos, "update_idx=%u\n",
4999 bss->last_update_idx);
5000 if (os_snprintf_error(end - pos, ret))
5001 return 0;
5002 pos += ret;
5003 }
5004
5005 if ((mask & WPA_BSS_MASK_BEACON_IE) && bss->beacon_ie_len) {
5006 ret = os_snprintf(pos, end - pos, "beacon_ie=");
5007 if (os_snprintf_error(end - pos, ret))
5008 return 0;
5009 pos += ret;
5010
5011 ie = (const u8 *) (bss + 1);
5012 ie += bss->ie_len;
5013 for (i = 0; i < bss->beacon_ie_len; i++) {
5014 ret = os_snprintf(pos, end - pos, "%02x", *ie++);
5015 if (os_snprintf_error(end - pos, ret))
5016 return 0;
5017 pos += ret;
5018 }
5019
5020 ret = os_snprintf(pos, end - pos, "\n");
5021 if (os_snprintf_error(end - pos, ret))
5022 return 0;
5023 pos += ret;
5024 }
5025
5026 #ifdef CONFIG_FILS
5027 if (mask & WPA_BSS_MASK_FILS_INDICATION) {
5028 ret = print_fils_indication(bss, pos, end);
5029 if (ret < 0)
5030 return 0;
5031 pos += ret;
5032 }
5033 #endif /* CONFIG_FILS */
5034
5035 if (mask & WPA_BSS_MASK_DELIM) {
5036 ret = os_snprintf(pos, end - pos, "====\n");
5037 if (os_snprintf_error(end - pos, ret))
5038 return 0;
5039 pos += ret;
5040 }
5041
5042 return pos - buf;
5043 }
5044
5045
wpa_supplicant_ctrl_iface_bss(struct wpa_supplicant * wpa_s,const char * cmd,char * buf,size_t buflen)5046 static int wpa_supplicant_ctrl_iface_bss(struct wpa_supplicant *wpa_s,
5047 const char *cmd, char *buf,
5048 size_t buflen)
5049 {
5050 u8 bssid[ETH_ALEN];
5051 size_t i;
5052 struct wpa_bss *bss;
5053 struct wpa_bss *bsslast = NULL;
5054 struct dl_list *next;
5055 int ret = 0;
5056 int len;
5057 char *ctmp, *end = buf + buflen;
5058 unsigned long mask = WPA_BSS_MASK_ALL;
5059
5060 if (os_strncmp(cmd, "RANGE=", 6) == 0) {
5061 if (os_strncmp(cmd + 6, "ALL", 3) == 0) {
5062 bss = dl_list_first(&wpa_s->bss_id, struct wpa_bss,
5063 list_id);
5064 bsslast = dl_list_last(&wpa_s->bss_id, struct wpa_bss,
5065 list_id);
5066 } else { /* N1-N2 */
5067 unsigned int id1, id2;
5068
5069 if ((ctmp = os_strchr(cmd + 6, '-')) == NULL) {
5070 wpa_printf(MSG_INFO, "Wrong BSS range "
5071 "format");
5072 return 0;
5073 }
5074
5075 if (*(cmd + 6) == '-')
5076 id1 = 0;
5077 else
5078 id1 = atoi(cmd + 6);
5079 ctmp++;
5080 if (*ctmp >= '0' && *ctmp <= '9')
5081 id2 = atoi(ctmp);
5082 else
5083 id2 = (unsigned int) -1;
5084 bss = wpa_bss_get_id_range(wpa_s, id1, id2);
5085 if (id2 == (unsigned int) -1)
5086 bsslast = dl_list_last(&wpa_s->bss_id,
5087 struct wpa_bss,
5088 list_id);
5089 else {
5090 bsslast = wpa_bss_get_id(wpa_s, id2);
5091 if (bsslast == NULL && bss && id2 > id1) {
5092 struct wpa_bss *tmp = bss;
5093 for (;;) {
5094 next = tmp->list_id.next;
5095 if (next == &wpa_s->bss_id)
5096 break;
5097 tmp = dl_list_entry(
5098 next, struct wpa_bss,
5099 list_id);
5100 if (tmp->id > id2)
5101 break;
5102 bsslast = tmp;
5103 }
5104 }
5105 }
5106 }
5107 } else if (os_strncmp(cmd, "FIRST", 5) == 0)
5108 bss = dl_list_first(&wpa_s->bss_id, struct wpa_bss, list_id);
5109 else if (os_strncmp(cmd, "LAST", 4) == 0)
5110 bss = dl_list_last(&wpa_s->bss_id, struct wpa_bss, list_id);
5111 else if (os_strncmp(cmd, "ID-", 3) == 0) {
5112 i = atoi(cmd + 3);
5113 bss = wpa_bss_get_id(wpa_s, i);
5114 } else if (os_strncmp(cmd, "NEXT-", 5) == 0) {
5115 i = atoi(cmd + 5);
5116 bss = wpa_bss_get_id(wpa_s, i);
5117 if (bss) {
5118 next = bss->list_id.next;
5119 if (next == &wpa_s->bss_id)
5120 bss = NULL;
5121 else
5122 bss = dl_list_entry(next, struct wpa_bss,
5123 list_id);
5124 }
5125 } else if (os_strncmp(cmd, "CURRENT", 7) == 0) {
5126 bss = wpa_s->current_bss;
5127 #ifdef CONFIG_P2P
5128 } else if (os_strncmp(cmd, "p2p_dev_addr=", 13) == 0) {
5129 if (hwaddr_aton(cmd + 13, bssid) == 0)
5130 bss = wpa_bss_get_p2p_dev_addr(wpa_s, bssid);
5131 else
5132 bss = NULL;
5133 #endif /* CONFIG_P2P */
5134 } else if (hwaddr_aton(cmd, bssid) == 0)
5135 bss = wpa_bss_get_bssid(wpa_s, bssid);
5136 else {
5137 struct wpa_bss *tmp;
5138 i = atoi(cmd);
5139 bss = NULL;
5140 dl_list_for_each(tmp, &wpa_s->bss_id, struct wpa_bss, list_id)
5141 {
5142 if (i == 0) {
5143 bss = tmp;
5144 break;
5145 }
5146 i--;
5147 }
5148 }
5149
5150 if ((ctmp = os_strstr(cmd, "MASK=")) != NULL) {
5151 mask = strtoul(ctmp + 5, NULL, 0x10);
5152 if (mask == 0)
5153 mask = WPA_BSS_MASK_ALL;
5154 }
5155
5156 if (bss == NULL)
5157 return 0;
5158
5159 if (bsslast == NULL)
5160 bsslast = bss;
5161 do {
5162 len = print_bss_info(wpa_s, bss, mask, buf, buflen);
5163 ret += len;
5164 buf += len;
5165 buflen -= len;
5166 if (bss == bsslast) {
5167 if ((mask & WPA_BSS_MASK_DELIM) && len &&
5168 (bss == dl_list_last(&wpa_s->bss_id,
5169 struct wpa_bss, list_id))) {
5170 int res;
5171
5172 res = os_snprintf(buf - 5, end - buf + 5,
5173 "####\n");
5174 if (os_snprintf_error(end - buf + 5, res)) {
5175 wpa_printf(MSG_DEBUG,
5176 "Could not add end delim");
5177 }
5178 }
5179 break;
5180 }
5181 next = bss->list_id.next;
5182 if (next == &wpa_s->bss_id)
5183 break;
5184 bss = dl_list_entry(next, struct wpa_bss, list_id);
5185 } while (bss && len);
5186
5187 return ret;
5188 }
5189
5190
wpa_supplicant_ctrl_iface_ap_scan(struct wpa_supplicant * wpa_s,char * cmd)5191 static int wpa_supplicant_ctrl_iface_ap_scan(
5192 struct wpa_supplicant *wpa_s, char *cmd)
5193 {
5194 int ap_scan = atoi(cmd);
5195 return wpa_supplicant_set_ap_scan(wpa_s, ap_scan);
5196 }
5197
5198
wpa_supplicant_ctrl_iface_scan_interval(struct wpa_supplicant * wpa_s,char * cmd)5199 static int wpa_supplicant_ctrl_iface_scan_interval(
5200 struct wpa_supplicant *wpa_s, char *cmd)
5201 {
5202 int scan_int = atoi(cmd);
5203 return wpa_supplicant_set_scan_interval(wpa_s, scan_int);
5204 }
5205
5206
wpa_supplicant_ctrl_iface_bss_expire_age(struct wpa_supplicant * wpa_s,char * cmd)5207 static int wpa_supplicant_ctrl_iface_bss_expire_age(
5208 struct wpa_supplicant *wpa_s, char *cmd)
5209 {
5210 int expire_age = atoi(cmd);
5211 return wpa_supplicant_set_bss_expiration_age(wpa_s, expire_age);
5212 }
5213
5214
wpa_supplicant_ctrl_iface_bss_expire_count(struct wpa_supplicant * wpa_s,char * cmd)5215 static int wpa_supplicant_ctrl_iface_bss_expire_count(
5216 struct wpa_supplicant *wpa_s, char *cmd)
5217 {
5218 int expire_count = atoi(cmd);
5219 return wpa_supplicant_set_bss_expiration_count(wpa_s, expire_count);
5220 }
5221
5222
wpa_supplicant_ctrl_iface_bss_flush(struct wpa_supplicant * wpa_s,char * cmd)5223 static void wpa_supplicant_ctrl_iface_bss_flush(
5224 struct wpa_supplicant *wpa_s, char *cmd)
5225 {
5226 int flush_age = atoi(cmd);
5227
5228 if (flush_age == 0)
5229 wpa_bss_flush(wpa_s);
5230 else
5231 wpa_bss_flush_by_age(wpa_s, flush_age);
5232 }
5233
5234
5235 #ifdef CONFIG_TESTING_OPTIONS
wpa_supplicant_ctrl_iface_drop_sa(struct wpa_supplicant * wpa_s)5236 static void wpa_supplicant_ctrl_iface_drop_sa(struct wpa_supplicant *wpa_s)
5237 {
5238 wpa_printf(MSG_DEBUG, "Dropping SA without deauthentication");
5239 /* MLME-DELETEKEYS.request */
5240 wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 0, 0, NULL, 0, NULL, 0);
5241 wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 1, 0, NULL, 0, NULL, 0);
5242 wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 2, 0, NULL, 0, NULL, 0);
5243 wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 3, 0, NULL, 0, NULL, 0);
5244 #ifdef CONFIG_IEEE80211W
5245 wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 4, 0, NULL, 0, NULL, 0);
5246 wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 5, 0, NULL, 0, NULL, 0);
5247 #endif /* CONFIG_IEEE80211W */
5248
5249 wpa_drv_set_key(wpa_s, WPA_ALG_NONE, wpa_s->bssid, 0, 0, NULL, 0, NULL,
5250 0);
5251 /* MLME-SETPROTECTION.request(None) */
5252 wpa_drv_mlme_setprotection(wpa_s, wpa_s->bssid,
5253 MLME_SETPROTECTION_PROTECT_TYPE_NONE,
5254 MLME_SETPROTECTION_KEY_TYPE_PAIRWISE);
5255 wpa_sm_drop_sa(wpa_s->wpa);
5256 }
5257 #endif /* CONFIG_TESTING_OPTIONS */
5258
5259
wpa_supplicant_ctrl_iface_roam(struct wpa_supplicant * wpa_s,char * addr)5260 static int wpa_supplicant_ctrl_iface_roam(struct wpa_supplicant *wpa_s,
5261 char *addr)
5262 {
5263 #ifdef CONFIG_NO_SCAN_PROCESSING
5264 return -1;
5265 #else /* CONFIG_NO_SCAN_PROCESSING */
5266 u8 bssid[ETH_ALEN];
5267 struct wpa_bss *bss;
5268 struct wpa_ssid *ssid = wpa_s->current_ssid;
5269
5270 if (hwaddr_aton(addr, bssid)) {
5271 wpa_printf(MSG_DEBUG, "CTRL_IFACE ROAM: invalid "
5272 "address '%s'", addr);
5273 return -1;
5274 }
5275
5276 wpa_printf(MSG_DEBUG, "CTRL_IFACE ROAM " MACSTR, MAC2STR(bssid));
5277
5278 if (!ssid) {
5279 wpa_printf(MSG_DEBUG, "CTRL_IFACE ROAM: No network "
5280 "configuration known for the target AP");
5281 return -1;
5282 }
5283
5284 bss = wpa_bss_get(wpa_s, bssid, ssid->ssid, ssid->ssid_len);
5285 if (!bss) {
5286 wpa_printf(MSG_DEBUG, "CTRL_IFACE ROAM: Target AP not found "
5287 "from BSS table");
5288 return -1;
5289 }
5290
5291 /*
5292 * TODO: Find best network configuration block from configuration to
5293 * allow roaming to other networks
5294 */
5295
5296 wpa_s->reassociate = 1;
5297 wpa_supplicant_connect(wpa_s, bss, ssid);
5298
5299 return 0;
5300 #endif /* CONFIG_NO_SCAN_PROCESSING */
5301 }
5302
5303
5304 #ifdef CONFIG_P2P
p2p_ctrl_find(struct wpa_supplicant * wpa_s,char * cmd)5305 static int p2p_ctrl_find(struct wpa_supplicant *wpa_s, char *cmd)
5306 {
5307 unsigned int timeout = atoi(cmd);
5308 enum p2p_discovery_type type = P2P_FIND_START_WITH_FULL;
5309 u8 dev_id[ETH_ALEN], *_dev_id = NULL;
5310 u8 dev_type[WPS_DEV_TYPE_LEN], *_dev_type = NULL;
5311 char *pos;
5312 unsigned int search_delay;
5313 const char *_seek[P2P_MAX_QUERY_HASH + 1], **seek = NULL;
5314 u8 seek_count = 0;
5315 int freq = 0;
5316
5317 if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED) {
5318 wpa_dbg(wpa_s, MSG_INFO,
5319 "Reject P2P_FIND since interface is disabled");
5320 return -1;
5321 }
5322 if (os_strstr(cmd, "type=social"))
5323 type = P2P_FIND_ONLY_SOCIAL;
5324 else if (os_strstr(cmd, "type=progressive"))
5325 type = P2P_FIND_PROGRESSIVE;
5326
5327 pos = os_strstr(cmd, "dev_id=");
5328 if (pos) {
5329 pos += 7;
5330 if (hwaddr_aton(pos, dev_id))
5331 return -1;
5332 _dev_id = dev_id;
5333 }
5334
5335 pos = os_strstr(cmd, "dev_type=");
5336 if (pos) {
5337 pos += 9;
5338 if (wps_dev_type_str2bin(pos, dev_type) < 0)
5339 return -1;
5340 _dev_type = dev_type;
5341 }
5342
5343 pos = os_strstr(cmd, "delay=");
5344 if (pos) {
5345 pos += 6;
5346 search_delay = atoi(pos);
5347 } else
5348 search_delay = wpas_p2p_search_delay(wpa_s);
5349
5350 pos = os_strstr(cmd, "freq=");
5351 if (pos) {
5352 pos += 5;
5353 freq = atoi(pos);
5354 if (freq <= 0)
5355 return -1;
5356 }
5357
5358 /* Must be searched for last, because it adds nul termination */
5359 pos = os_strstr(cmd, " seek=");
5360 if (pos)
5361 pos += 6;
5362 while (pos && seek_count < P2P_MAX_QUERY_HASH + 1) {
5363 char *term;
5364
5365 _seek[seek_count++] = pos;
5366 seek = _seek;
5367 term = os_strchr(pos, ' ');
5368 if (!term)
5369 break;
5370 *term = '\0';
5371 pos = os_strstr(term + 1, "seek=");
5372 if (pos)
5373 pos += 5;
5374 }
5375 if (seek_count > P2P_MAX_QUERY_HASH) {
5376 seek[0] = NULL;
5377 seek_count = 1;
5378 }
5379
5380 return wpas_p2p_find(wpa_s, timeout, type, _dev_type != NULL, _dev_type,
5381 _dev_id, search_delay, seek_count, seek, freq);
5382 }
5383
5384
p2ps_ctrl_parse_cpt_priority(const char * pos,u8 * cpt)5385 static int p2ps_ctrl_parse_cpt_priority(const char *pos, u8 *cpt)
5386 {
5387 const char *last = NULL;
5388 const char *token;
5389 long int token_len;
5390 unsigned int i;
5391
5392 /* Expected predefined CPT names delimited by ':' */
5393 for (i = 0; (token = cstr_token(pos, ": \t", &last)); i++) {
5394 if (i >= P2PS_FEATURE_CAPAB_CPT_MAX) {
5395 wpa_printf(MSG_ERROR,
5396 "P2PS: CPT name list is too long, expected up to %d names",
5397 P2PS_FEATURE_CAPAB_CPT_MAX);
5398 cpt[0] = 0;
5399 return -1;
5400 }
5401
5402 token_len = last - token;
5403
5404 if (token_len == 3 &&
5405 os_memcmp(token, "UDP", token_len) == 0) {
5406 cpt[i] = P2PS_FEATURE_CAPAB_UDP_TRANSPORT;
5407 } else if (token_len == 3 &&
5408 os_memcmp(token, "MAC", token_len) == 0) {
5409 cpt[i] = P2PS_FEATURE_CAPAB_MAC_TRANSPORT;
5410 } else {
5411 wpa_printf(MSG_ERROR,
5412 "P2PS: Unsupported CPT name '%s'", token);
5413 cpt[0] = 0;
5414 return -1;
5415 }
5416
5417 if (isblank((unsigned char) *last)) {
5418 i++;
5419 break;
5420 }
5421 }
5422 cpt[i] = 0;
5423 return 0;
5424 }
5425
5426
p2p_parse_asp_provision_cmd(const char * cmd)5427 static struct p2ps_provision * p2p_parse_asp_provision_cmd(const char *cmd)
5428 {
5429 struct p2ps_provision *p2ps_prov;
5430 char *pos;
5431 size_t info_len = 0;
5432 char *info = NULL;
5433 u8 role = P2PS_SETUP_NONE;
5434 long long unsigned val;
5435 int i;
5436
5437 pos = os_strstr(cmd, "info=");
5438 if (pos) {
5439 pos += 5;
5440 info_len = os_strlen(pos);
5441
5442 if (info_len) {
5443 info = os_malloc(info_len + 1);
5444 if (info) {
5445 info_len = utf8_unescape(pos, info_len,
5446 info, info_len + 1);
5447 } else
5448 info_len = 0;
5449 }
5450 }
5451
5452 p2ps_prov = os_zalloc(sizeof(struct p2ps_provision) + info_len + 1);
5453 if (p2ps_prov == NULL) {
5454 os_free(info);
5455 return NULL;
5456 }
5457
5458 if (info) {
5459 os_memcpy(p2ps_prov->info, info, info_len);
5460 p2ps_prov->info[info_len] = '\0';
5461 os_free(info);
5462 }
5463
5464 pos = os_strstr(cmd, "status=");
5465 if (pos)
5466 p2ps_prov->status = atoi(pos + 7);
5467 else
5468 p2ps_prov->status = -1;
5469
5470 pos = os_strstr(cmd, "adv_id=");
5471 if (!pos || sscanf(pos + 7, "%llx", &val) != 1 || val > 0xffffffffULL)
5472 goto invalid_args;
5473 p2ps_prov->adv_id = val;
5474
5475 pos = os_strstr(cmd, "method=");
5476 if (pos)
5477 p2ps_prov->method = strtol(pos + 7, NULL, 16);
5478 else
5479 p2ps_prov->method = 0;
5480
5481 pos = os_strstr(cmd, "session=");
5482 if (!pos || sscanf(pos + 8, "%llx", &val) != 1 || val > 0xffffffffULL)
5483 goto invalid_args;
5484 p2ps_prov->session_id = val;
5485
5486 pos = os_strstr(cmd, "adv_mac=");
5487 if (!pos || hwaddr_aton(pos + 8, p2ps_prov->adv_mac))
5488 goto invalid_args;
5489
5490 pos = os_strstr(cmd, "session_mac=");
5491 if (!pos || hwaddr_aton(pos + 12, p2ps_prov->session_mac))
5492 goto invalid_args;
5493
5494 pos = os_strstr(cmd, "cpt=");
5495 if (pos) {
5496 if (p2ps_ctrl_parse_cpt_priority(pos + 4,
5497 p2ps_prov->cpt_priority))
5498 goto invalid_args;
5499 } else {
5500 p2ps_prov->cpt_priority[0] = P2PS_FEATURE_CAPAB_UDP_TRANSPORT;
5501 }
5502
5503 for (i = 0; p2ps_prov->cpt_priority[i]; i++)
5504 p2ps_prov->cpt_mask |= p2ps_prov->cpt_priority[i];
5505
5506 /* force conncap with tstCap (no sanity checks) */
5507 pos = os_strstr(cmd, "tstCap=");
5508 if (pos) {
5509 role = strtol(pos + 7, NULL, 16);
5510 } else {
5511 pos = os_strstr(cmd, "role=");
5512 if (pos) {
5513 role = strtol(pos + 5, NULL, 16);
5514 if (role != P2PS_SETUP_CLIENT &&
5515 role != P2PS_SETUP_GROUP_OWNER)
5516 role = P2PS_SETUP_NONE;
5517 }
5518 }
5519 p2ps_prov->role = role;
5520
5521 return p2ps_prov;
5522
5523 invalid_args:
5524 os_free(p2ps_prov);
5525 return NULL;
5526 }
5527
5528
p2p_ctrl_asp_provision_resp(struct wpa_supplicant * wpa_s,char * cmd)5529 static int p2p_ctrl_asp_provision_resp(struct wpa_supplicant *wpa_s, char *cmd)
5530 {
5531 u8 addr[ETH_ALEN];
5532 struct p2ps_provision *p2ps_prov;
5533 char *pos;
5534
5535 /* <addr> id=<adv_id> [role=<conncap>] [info=<infodata>] */
5536
5537 wpa_printf(MSG_DEBUG, "%s: %s", __func__, cmd);
5538
5539 if (hwaddr_aton(cmd, addr))
5540 return -1;
5541
5542 pos = cmd + 17;
5543 if (*pos != ' ')
5544 return -1;
5545
5546 p2ps_prov = p2p_parse_asp_provision_cmd(pos);
5547 if (!p2ps_prov)
5548 return -1;
5549
5550 if (p2ps_prov->status < 0) {
5551 os_free(p2ps_prov);
5552 return -1;
5553 }
5554
5555 return wpas_p2p_prov_disc(wpa_s, addr, NULL, WPAS_P2P_PD_FOR_ASP,
5556 p2ps_prov);
5557 }
5558
5559
p2p_ctrl_asp_provision(struct wpa_supplicant * wpa_s,char * cmd)5560 static int p2p_ctrl_asp_provision(struct wpa_supplicant *wpa_s, char *cmd)
5561 {
5562 u8 addr[ETH_ALEN];
5563 struct p2ps_provision *p2ps_prov;
5564 char *pos;
5565
5566 /* <addr> id=<adv_id> adv_mac=<adv_mac> conncap=<conncap>
5567 * session=<ses_id> mac=<ses_mac> [info=<infodata>]
5568 */
5569
5570 wpa_printf(MSG_DEBUG, "%s: %s", __func__, cmd);
5571 if (hwaddr_aton(cmd, addr))
5572 return -1;
5573
5574 pos = cmd + 17;
5575 if (*pos != ' ')
5576 return -1;
5577
5578 p2ps_prov = p2p_parse_asp_provision_cmd(pos);
5579 if (!p2ps_prov)
5580 return -1;
5581
5582 p2ps_prov->pd_seeker = 1;
5583
5584 return wpas_p2p_prov_disc(wpa_s, addr, NULL, WPAS_P2P_PD_FOR_ASP,
5585 p2ps_prov);
5586 }
5587
5588
parse_freq(int chwidth,int freq2)5589 static int parse_freq(int chwidth, int freq2)
5590 {
5591 if (freq2 < 0)
5592 return -1;
5593 if (freq2)
5594 return CHANWIDTH_80P80MHZ;
5595
5596 switch (chwidth) {
5597 case 0:
5598 case 20:
5599 case 40:
5600 return CHANWIDTH_USE_HT;
5601 case 80:
5602 return CHANWIDTH_80MHZ;
5603 case 160:
5604 return CHANWIDTH_160MHZ;
5605 default:
5606 wpa_printf(MSG_DEBUG, "Unknown max oper bandwidth: %d",
5607 chwidth);
5608 return -1;
5609 }
5610 }
5611
5612
p2p_ctrl_connect(struct wpa_supplicant * wpa_s,char * cmd,char * buf,size_t buflen)5613 static int p2p_ctrl_connect(struct wpa_supplicant *wpa_s, char *cmd,
5614 char *buf, size_t buflen)
5615 {
5616 u8 addr[ETH_ALEN];
5617 char *pos, *pos2;
5618 char *pin = NULL;
5619 enum p2p_wps_method wps_method;
5620 int new_pin;
5621 int ret;
5622 int persistent_group, persistent_id = -1;
5623 int join;
5624 int auth;
5625 int automatic;
5626 int go_intent = -1;
5627 int freq = 0;
5628 int pd;
5629 int ht40, vht, max_oper_chwidth, chwidth = 0, freq2 = 0;
5630 u8 _group_ssid[SSID_MAX_LEN], *group_ssid = NULL;
5631 size_t group_ssid_len = 0;
5632 int he;
5633
5634 if (!wpa_s->global->p2p_init_wpa_s)
5635 return -1;
5636 if (wpa_s->global->p2p_init_wpa_s != wpa_s) {
5637 wpa_dbg(wpa_s, MSG_DEBUG, "Direct P2P_CONNECT command to %s",
5638 wpa_s->global->p2p_init_wpa_s->ifname);
5639 wpa_s = wpa_s->global->p2p_init_wpa_s;
5640 }
5641
5642 /* <addr> <"pbc" | "pin" | PIN> [label|display|keypad|p2ps]
5643 * [persistent|persistent=<network id>]
5644 * [join] [auth] [go_intent=<0..15>] [freq=<in MHz>] [provdisc]
5645 * [ht40] [vht] [he] [auto] [ssid=<hexdump>] */
5646
5647 if (hwaddr_aton(cmd, addr))
5648 return -1;
5649
5650 pos = cmd + 17;
5651 if (*pos != ' ')
5652 return -1;
5653 pos++;
5654
5655 persistent_group = os_strstr(pos, " persistent") != NULL;
5656 pos2 = os_strstr(pos, " persistent=");
5657 if (pos2) {
5658 struct wpa_ssid *ssid;
5659 persistent_id = atoi(pos2 + 12);
5660 ssid = wpa_config_get_network(wpa_s->conf, persistent_id);
5661 if (ssid == NULL || ssid->disabled != 2 ||
5662 ssid->mode != WPAS_MODE_P2P_GO) {
5663 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
5664 "SSID id=%d for persistent P2P group (GO)",
5665 persistent_id);
5666 return -1;
5667 }
5668 }
5669 join = os_strstr(pos, " join") != NULL;
5670 auth = os_strstr(pos, " auth") != NULL;
5671 automatic = os_strstr(pos, " auto") != NULL;
5672 pd = os_strstr(pos, " provdisc") != NULL;
5673 vht = (os_strstr(cmd, " vht") != NULL) || wpa_s->conf->p2p_go_vht;
5674 ht40 = (os_strstr(cmd, " ht40") != NULL) || wpa_s->conf->p2p_go_ht40 ||
5675 vht;
5676 he = (os_strstr(cmd, " he") != NULL) || wpa_s->conf->p2p_go_he;
5677
5678 pos2 = os_strstr(pos, " go_intent=");
5679 if (pos2) {
5680 pos2 += 11;
5681 go_intent = atoi(pos2);
5682 if (go_intent < 0 || go_intent > 15)
5683 return -1;
5684 }
5685
5686 pos2 = os_strstr(pos, " freq=");
5687 if (pos2) {
5688 pos2 += 6;
5689 freq = atoi(pos2);
5690 if (freq <= 0)
5691 return -1;
5692 }
5693
5694 pos2 = os_strstr(pos, " freq2=");
5695 if (pos2)
5696 freq2 = atoi(pos2 + 7);
5697
5698 pos2 = os_strstr(pos, " max_oper_chwidth=");
5699 if (pos2)
5700 chwidth = atoi(pos2 + 18);
5701
5702 max_oper_chwidth = parse_freq(chwidth, freq2);
5703 if (max_oper_chwidth < 0)
5704 return -1;
5705
5706 pos2 = os_strstr(pos, " ssid=");
5707 if (pos2) {
5708 char *end;
5709
5710 pos2 += 6;
5711 end = os_strchr(pos2, ' ');
5712 if (!end)
5713 group_ssid_len = os_strlen(pos2) / 2;
5714 else
5715 group_ssid_len = (end - pos2) / 2;
5716 if (group_ssid_len == 0 || group_ssid_len > SSID_MAX_LEN ||
5717 hexstr2bin(pos2, _group_ssid, group_ssid_len) < 0)
5718 return -1;
5719 group_ssid = _group_ssid;
5720 }
5721
5722 if (os_strncmp(pos, "pin", 3) == 0) {
5723 /* Request random PIN (to be displayed) and enable the PIN */
5724 wps_method = WPS_PIN_DISPLAY;
5725 } else if (os_strncmp(pos, "pbc", 3) == 0) {
5726 wps_method = WPS_PBC;
5727 } else if (os_strstr(pos, "p2ps") != NULL) {
5728 wps_method = WPS_P2PS;
5729 } else {
5730 pin = pos;
5731 pos = os_strchr(pin, ' ');
5732 wps_method = WPS_PIN_KEYPAD;
5733 if (pos) {
5734 *pos++ = '\0';
5735 if (os_strncmp(pos, "display", 7) == 0)
5736 wps_method = WPS_PIN_DISPLAY;
5737 }
5738 if (!wps_pin_str_valid(pin)) {
5739 os_memcpy(buf, "FAIL-INVALID-PIN\n", 17);
5740 return 17;
5741 }
5742 }
5743
5744 new_pin = wpas_p2p_connect(wpa_s, addr, pin, wps_method,
5745 persistent_group, automatic, join,
5746 auth, go_intent, freq, freq2, persistent_id,
5747 pd, ht40, vht, max_oper_chwidth, he,
5748 group_ssid, group_ssid_len);
5749 if (new_pin == -2) {
5750 os_memcpy(buf, "FAIL-CHANNEL-UNAVAILABLE\n", 25);
5751 return 25;
5752 }
5753 if (new_pin == -3) {
5754 os_memcpy(buf, "FAIL-CHANNEL-UNSUPPORTED\n", 25);
5755 return 25;
5756 }
5757 if (new_pin < 0)
5758 return -1;
5759 if (wps_method == WPS_PIN_DISPLAY && pin == NULL) {
5760 ret = os_snprintf(buf, buflen, "%08d", new_pin);
5761 if (os_snprintf_error(buflen, ret))
5762 return -1;
5763 return ret;
5764 }
5765
5766 os_memcpy(buf, "OK\n", 3);
5767 return 3;
5768 }
5769
5770
p2p_ctrl_listen(struct wpa_supplicant * wpa_s,char * cmd)5771 static int p2p_ctrl_listen(struct wpa_supplicant *wpa_s, char *cmd)
5772 {
5773 unsigned int timeout = atoi(cmd);
5774 if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED) {
5775 wpa_dbg(wpa_s, MSG_INFO,
5776 "Reject P2P_LISTEN since interface is disabled");
5777 return -1;
5778 }
5779 return wpas_p2p_listen(wpa_s, timeout);
5780 }
5781
5782
p2p_ctrl_prov_disc(struct wpa_supplicant * wpa_s,char * cmd)5783 static int p2p_ctrl_prov_disc(struct wpa_supplicant *wpa_s, char *cmd)
5784 {
5785 u8 addr[ETH_ALEN];
5786 char *pos;
5787 enum wpas_p2p_prov_disc_use use = WPAS_P2P_PD_FOR_GO_NEG;
5788
5789 /* <addr> <config method> [join|auto] */
5790
5791 if (hwaddr_aton(cmd, addr))
5792 return -1;
5793
5794 pos = cmd + 17;
5795 if (*pos != ' ')
5796 return -1;
5797 pos++;
5798
5799 if (os_strstr(pos, " join") != NULL)
5800 use = WPAS_P2P_PD_FOR_JOIN;
5801 else if (os_strstr(pos, " auto") != NULL)
5802 use = WPAS_P2P_PD_AUTO;
5803
5804 return wpas_p2p_prov_disc(wpa_s, addr, pos, use, NULL);
5805 }
5806
5807
p2p_get_passphrase(struct wpa_supplicant * wpa_s,char * buf,size_t buflen)5808 static int p2p_get_passphrase(struct wpa_supplicant *wpa_s, char *buf,
5809 size_t buflen)
5810 {
5811 struct wpa_ssid *ssid = wpa_s->current_ssid;
5812
5813 if (ssid == NULL || ssid->mode != WPAS_MODE_P2P_GO ||
5814 ssid->passphrase == NULL)
5815 return -1;
5816
5817 os_strlcpy(buf, ssid->passphrase, buflen);
5818 return os_strlen(buf);
5819 }
5820
5821
p2p_ctrl_serv_disc_req(struct wpa_supplicant * wpa_s,char * cmd,char * buf,size_t buflen)5822 static int p2p_ctrl_serv_disc_req(struct wpa_supplicant *wpa_s, char *cmd,
5823 char *buf, size_t buflen)
5824 {
5825 u64 ref;
5826 int res;
5827 u8 dst_buf[ETH_ALEN], *dst;
5828 struct wpabuf *tlvs;
5829 char *pos;
5830 size_t len;
5831
5832 if (hwaddr_aton(cmd, dst_buf))
5833 return -1;
5834 dst = dst_buf;
5835 if (dst[0] == 0 && dst[1] == 0 && dst[2] == 0 &&
5836 dst[3] == 0 && dst[4] == 0 && dst[5] == 0)
5837 dst = NULL;
5838 pos = cmd + 17;
5839 if (*pos != ' ')
5840 return -1;
5841 pos++;
5842
5843 if (os_strncmp(pos, "upnp ", 5) == 0) {
5844 u8 version;
5845 pos += 5;
5846 if (hexstr2bin(pos, &version, 1) < 0)
5847 return -1;
5848 pos += 2;
5849 if (*pos != ' ')
5850 return -1;
5851 pos++;
5852 ref = wpas_p2p_sd_request_upnp(wpa_s, dst, version, pos);
5853 #ifdef CONFIG_WIFI_DISPLAY
5854 } else if (os_strncmp(pos, "wifi-display ", 13) == 0) {
5855 ref = wpas_p2p_sd_request_wifi_display(wpa_s, dst, pos + 13);
5856 #endif /* CONFIG_WIFI_DISPLAY */
5857 } else if (os_strncmp(pos, "asp ", 4) == 0) {
5858 char *svc_str;
5859 char *svc_info = NULL;
5860 u32 id;
5861
5862 pos += 4;
5863 if (sscanf(pos, "%x", &id) != 1 || id > 0xff)
5864 return -1;
5865
5866 pos = os_strchr(pos, ' ');
5867 if (pos == NULL || pos[1] == '\0' || pos[1] == ' ')
5868 return -1;
5869
5870 svc_str = pos + 1;
5871
5872 pos = os_strchr(svc_str, ' ');
5873
5874 if (pos)
5875 *pos++ = '\0';
5876
5877 /* All remaining data is the svc_info string */
5878 if (pos && pos[0] && pos[0] != ' ') {
5879 len = os_strlen(pos);
5880
5881 /* Unescape in place */
5882 len = utf8_unescape(pos, len, pos, len);
5883 if (len > 0xff)
5884 return -1;
5885
5886 svc_info = pos;
5887 }
5888
5889 ref = wpas_p2p_sd_request_asp(wpa_s, dst, (u8) id,
5890 svc_str, svc_info);
5891 } else {
5892 len = os_strlen(pos);
5893 if (len & 1)
5894 return -1;
5895 len /= 2;
5896 tlvs = wpabuf_alloc(len);
5897 if (tlvs == NULL)
5898 return -1;
5899 if (hexstr2bin(pos, wpabuf_put(tlvs, len), len) < 0) {
5900 wpabuf_free(tlvs);
5901 return -1;
5902 }
5903
5904 ref = wpas_p2p_sd_request(wpa_s, dst, tlvs);
5905 wpabuf_free(tlvs);
5906 }
5907 if (ref == 0)
5908 return -1;
5909 res = os_snprintf(buf, buflen, "%llx", (long long unsigned) ref);
5910 if (os_snprintf_error(buflen, res))
5911 return -1;
5912 return res;
5913 }
5914
5915
p2p_ctrl_serv_disc_cancel_req(struct wpa_supplicant * wpa_s,char * cmd)5916 static int p2p_ctrl_serv_disc_cancel_req(struct wpa_supplicant *wpa_s,
5917 char *cmd)
5918 {
5919 long long unsigned val;
5920 u64 req;
5921 if (sscanf(cmd, "%llx", &val) != 1)
5922 return -1;
5923 req = val;
5924 return wpas_p2p_sd_cancel_request(wpa_s, req);
5925 }
5926
5927
p2p_ctrl_serv_disc_resp(struct wpa_supplicant * wpa_s,char * cmd)5928 static int p2p_ctrl_serv_disc_resp(struct wpa_supplicant *wpa_s, char *cmd)
5929 {
5930 int freq;
5931 u8 dst[ETH_ALEN];
5932 u8 dialog_token;
5933 struct wpabuf *resp_tlvs;
5934 char *pos, *pos2;
5935 size_t len;
5936
5937 pos = os_strchr(cmd, ' ');
5938 if (pos == NULL)
5939 return -1;
5940 *pos++ = '\0';
5941 freq = atoi(cmd);
5942 if (freq == 0)
5943 return -1;
5944
5945 if (hwaddr_aton(pos, dst))
5946 return -1;
5947 pos += 17;
5948 if (*pos != ' ')
5949 return -1;
5950 pos++;
5951
5952 pos2 = os_strchr(pos, ' ');
5953 if (pos2 == NULL)
5954 return -1;
5955 *pos2++ = '\0';
5956 dialog_token = atoi(pos);
5957
5958 len = os_strlen(pos2);
5959 if (len & 1)
5960 return -1;
5961 len /= 2;
5962 resp_tlvs = wpabuf_alloc(len);
5963 if (resp_tlvs == NULL)
5964 return -1;
5965 if (hexstr2bin(pos2, wpabuf_put(resp_tlvs, len), len) < 0) {
5966 wpabuf_free(resp_tlvs);
5967 return -1;
5968 }
5969
5970 wpas_p2p_sd_response(wpa_s, freq, dst, dialog_token, resp_tlvs);
5971 wpabuf_free(resp_tlvs);
5972 return 0;
5973 }
5974
5975
p2p_ctrl_serv_disc_external(struct wpa_supplicant * wpa_s,char * cmd)5976 static int p2p_ctrl_serv_disc_external(struct wpa_supplicant *wpa_s,
5977 char *cmd)
5978 {
5979 if (os_strcmp(cmd, "0") && os_strcmp(cmd, "1"))
5980 return -1;
5981 wpa_s->p2p_sd_over_ctrl_iface = atoi(cmd);
5982 return 0;
5983 }
5984
5985
p2p_ctrl_service_add_bonjour(struct wpa_supplicant * wpa_s,char * cmd)5986 static int p2p_ctrl_service_add_bonjour(struct wpa_supplicant *wpa_s,
5987 char *cmd)
5988 {
5989 char *pos;
5990 size_t len;
5991 struct wpabuf *query, *resp;
5992
5993 pos = os_strchr(cmd, ' ');
5994 if (pos == NULL)
5995 return -1;
5996 *pos++ = '\0';
5997
5998 len = os_strlen(cmd);
5999 if (len & 1)
6000 return -1;
6001 len /= 2;
6002 query = wpabuf_alloc(len);
6003 if (query == NULL)
6004 return -1;
6005 if (hexstr2bin(cmd, wpabuf_put(query, len), len) < 0) {
6006 wpabuf_free(query);
6007 return -1;
6008 }
6009
6010 len = os_strlen(pos);
6011 if (len & 1) {
6012 wpabuf_free(query);
6013 return -1;
6014 }
6015 len /= 2;
6016 resp = wpabuf_alloc(len);
6017 if (resp == NULL) {
6018 wpabuf_free(query);
6019 return -1;
6020 }
6021 if (hexstr2bin(pos, wpabuf_put(resp, len), len) < 0) {
6022 wpabuf_free(query);
6023 wpabuf_free(resp);
6024 return -1;
6025 }
6026
6027 if (wpas_p2p_service_add_bonjour(wpa_s, query, resp) < 0) {
6028 wpabuf_free(query);
6029 wpabuf_free(resp);
6030 return -1;
6031 }
6032 return 0;
6033 }
6034
6035
p2p_ctrl_service_add_upnp(struct wpa_supplicant * wpa_s,char * cmd)6036 static int p2p_ctrl_service_add_upnp(struct wpa_supplicant *wpa_s, char *cmd)
6037 {
6038 char *pos;
6039 u8 version;
6040
6041 pos = os_strchr(cmd, ' ');
6042 if (pos == NULL)
6043 return -1;
6044 *pos++ = '\0';
6045
6046 if (hexstr2bin(cmd, &version, 1) < 0)
6047 return -1;
6048
6049 return wpas_p2p_service_add_upnp(wpa_s, version, pos);
6050 }
6051
6052
p2p_ctrl_service_add_asp(struct wpa_supplicant * wpa_s,u8 replace,char * cmd)6053 static int p2p_ctrl_service_add_asp(struct wpa_supplicant *wpa_s,
6054 u8 replace, char *cmd)
6055 {
6056 char *pos;
6057 char *adv_str;
6058 u32 auto_accept, adv_id, svc_state, config_methods;
6059 char *svc_info = NULL;
6060 char *cpt_prio_str;
6061 u8 cpt_prio[P2PS_FEATURE_CAPAB_CPT_MAX + 1];
6062
6063 pos = os_strchr(cmd, ' ');
6064 if (pos == NULL)
6065 return -1;
6066 *pos++ = '\0';
6067
6068 /* Auto-Accept value is mandatory, and must be one of the
6069 * single values (0, 1, 2, 4) */
6070 auto_accept = atoi(cmd);
6071 switch (auto_accept) {
6072 case P2PS_SETUP_NONE: /* No auto-accept */
6073 case P2PS_SETUP_NEW:
6074 case P2PS_SETUP_CLIENT:
6075 case P2PS_SETUP_GROUP_OWNER:
6076 break;
6077 default:
6078 return -1;
6079 }
6080
6081 /* Advertisement ID is mandatory */
6082 cmd = pos;
6083 pos = os_strchr(cmd, ' ');
6084 if (pos == NULL)
6085 return -1;
6086 *pos++ = '\0';
6087
6088 /* Handle Adv_ID == 0 (wildcard "org.wi-fi.wfds") internally. */
6089 if (sscanf(cmd, "%x", &adv_id) != 1 || adv_id == 0)
6090 return -1;
6091
6092 /* Only allow replacements if exist, and adds if not */
6093 if (wpas_p2p_service_p2ps_id_exists(wpa_s, adv_id)) {
6094 if (!replace)
6095 return -1;
6096 } else {
6097 if (replace)
6098 return -1;
6099 }
6100
6101 /* svc_state between 0 - 0xff is mandatory */
6102 if (sscanf(pos, "%x", &svc_state) != 1 || svc_state > 0xff)
6103 return -1;
6104
6105 pos = os_strchr(pos, ' ');
6106 if (pos == NULL)
6107 return -1;
6108
6109 /* config_methods is mandatory */
6110 pos++;
6111 if (sscanf(pos, "%x", &config_methods) != 1)
6112 return -1;
6113
6114 if (!(config_methods &
6115 (WPS_CONFIG_DISPLAY | WPS_CONFIG_KEYPAD | WPS_CONFIG_P2PS)))
6116 return -1;
6117
6118 pos = os_strchr(pos, ' ');
6119 if (pos == NULL)
6120 return -1;
6121
6122 pos++;
6123 adv_str = pos;
6124
6125 /* Advertisement string is mandatory */
6126 if (!pos[0] || pos[0] == ' ')
6127 return -1;
6128
6129 /* Terminate svc string */
6130 pos = os_strchr(pos, ' ');
6131 if (pos != NULL)
6132 *pos++ = '\0';
6133
6134 cpt_prio_str = (pos && pos[0]) ? os_strstr(pos, "cpt=") : NULL;
6135 if (cpt_prio_str) {
6136 pos = os_strchr(pos, ' ');
6137 if (pos != NULL)
6138 *pos++ = '\0';
6139
6140 if (p2ps_ctrl_parse_cpt_priority(cpt_prio_str + 4, cpt_prio))
6141 return -1;
6142 } else {
6143 cpt_prio[0] = P2PS_FEATURE_CAPAB_UDP_TRANSPORT;
6144 cpt_prio[1] = 0;
6145 }
6146
6147 /* Service and Response Information are optional */
6148 if (pos && pos[0]) {
6149 size_t len;
6150
6151 /* Note the bare ' included, which cannot exist legally
6152 * in unescaped string. */
6153 svc_info = os_strstr(pos, "svc_info='");
6154
6155 if (svc_info) {
6156 svc_info += 9;
6157 len = os_strlen(svc_info);
6158 utf8_unescape(svc_info, len, svc_info, len);
6159 }
6160 }
6161
6162 return wpas_p2p_service_add_asp(wpa_s, auto_accept, adv_id, adv_str,
6163 (u8) svc_state, (u16) config_methods,
6164 svc_info, cpt_prio);
6165 }
6166
6167
p2p_ctrl_service_add(struct wpa_supplicant * wpa_s,char * cmd)6168 static int p2p_ctrl_service_add(struct wpa_supplicant *wpa_s, char *cmd)
6169 {
6170 char *pos;
6171
6172 pos = os_strchr(cmd, ' ');
6173 if (pos == NULL)
6174 return -1;
6175 *pos++ = '\0';
6176
6177 if (os_strcmp(cmd, "bonjour") == 0)
6178 return p2p_ctrl_service_add_bonjour(wpa_s, pos);
6179 if (os_strcmp(cmd, "upnp") == 0)
6180 return p2p_ctrl_service_add_upnp(wpa_s, pos);
6181 if (os_strcmp(cmd, "asp") == 0)
6182 return p2p_ctrl_service_add_asp(wpa_s, 0, pos);
6183 wpa_printf(MSG_DEBUG, "Unknown service '%s'", cmd);
6184 return -1;
6185 }
6186
6187
p2p_ctrl_service_del_bonjour(struct wpa_supplicant * wpa_s,char * cmd)6188 static int p2p_ctrl_service_del_bonjour(struct wpa_supplicant *wpa_s,
6189 char *cmd)
6190 {
6191 size_t len;
6192 struct wpabuf *query;
6193 int ret;
6194
6195 len = os_strlen(cmd);
6196 if (len & 1)
6197 return -1;
6198 len /= 2;
6199 query = wpabuf_alloc(len);
6200 if (query == NULL)
6201 return -1;
6202 if (hexstr2bin(cmd, wpabuf_put(query, len), len) < 0) {
6203 wpabuf_free(query);
6204 return -1;
6205 }
6206
6207 ret = wpas_p2p_service_del_bonjour(wpa_s, query);
6208 wpabuf_free(query);
6209 return ret;
6210 }
6211
6212
p2p_ctrl_service_del_upnp(struct wpa_supplicant * wpa_s,char * cmd)6213 static int p2p_ctrl_service_del_upnp(struct wpa_supplicant *wpa_s, char *cmd)
6214 {
6215 char *pos;
6216 u8 version;
6217
6218 pos = os_strchr(cmd, ' ');
6219 if (pos == NULL)
6220 return -1;
6221 *pos++ = '\0';
6222
6223 if (hexstr2bin(cmd, &version, 1) < 0)
6224 return -1;
6225
6226 return wpas_p2p_service_del_upnp(wpa_s, version, pos);
6227 }
6228
6229
p2p_ctrl_service_del_asp(struct wpa_supplicant * wpa_s,char * cmd)6230 static int p2p_ctrl_service_del_asp(struct wpa_supplicant *wpa_s, char *cmd)
6231 {
6232 u32 adv_id;
6233
6234 if (os_strcmp(cmd, "all") == 0) {
6235 wpas_p2p_service_flush_asp(wpa_s);
6236 return 0;
6237 }
6238
6239 if (sscanf(cmd, "%x", &adv_id) != 1)
6240 return -1;
6241
6242 return wpas_p2p_service_del_asp(wpa_s, adv_id);
6243 }
6244
6245
p2p_ctrl_service_del(struct wpa_supplicant * wpa_s,char * cmd)6246 static int p2p_ctrl_service_del(struct wpa_supplicant *wpa_s, char *cmd)
6247 {
6248 char *pos;
6249
6250 pos = os_strchr(cmd, ' ');
6251 if (pos == NULL)
6252 return -1;
6253 *pos++ = '\0';
6254
6255 if (os_strcmp(cmd, "bonjour") == 0)
6256 return p2p_ctrl_service_del_bonjour(wpa_s, pos);
6257 if (os_strcmp(cmd, "upnp") == 0)
6258 return p2p_ctrl_service_del_upnp(wpa_s, pos);
6259 if (os_strcmp(cmd, "asp") == 0)
6260 return p2p_ctrl_service_del_asp(wpa_s, pos);
6261 wpa_printf(MSG_DEBUG, "Unknown service '%s'", cmd);
6262 return -1;
6263 }
6264
6265
p2p_ctrl_service_replace(struct wpa_supplicant * wpa_s,char * cmd)6266 static int p2p_ctrl_service_replace(struct wpa_supplicant *wpa_s, char *cmd)
6267 {
6268 char *pos;
6269
6270 pos = os_strchr(cmd, ' ');
6271 if (pos == NULL)
6272 return -1;
6273 *pos++ = '\0';
6274
6275 if (os_strcmp(cmd, "asp") == 0)
6276 return p2p_ctrl_service_add_asp(wpa_s, 1, pos);
6277
6278 wpa_printf(MSG_DEBUG, "Unknown service '%s'", cmd);
6279 return -1;
6280 }
6281
6282
p2p_ctrl_reject(struct wpa_supplicant * wpa_s,char * cmd)6283 static int p2p_ctrl_reject(struct wpa_supplicant *wpa_s, char *cmd)
6284 {
6285 u8 addr[ETH_ALEN];
6286
6287 /* <addr> */
6288
6289 if (hwaddr_aton(cmd, addr))
6290 return -1;
6291
6292 return wpas_p2p_reject(wpa_s, addr);
6293 }
6294
6295
p2p_ctrl_invite_persistent(struct wpa_supplicant * wpa_s,char * cmd)6296 static int p2p_ctrl_invite_persistent(struct wpa_supplicant *wpa_s, char *cmd)
6297 {
6298 char *pos;
6299 int id;
6300 struct wpa_ssid *ssid;
6301 u8 *_peer = NULL, peer[ETH_ALEN];
6302 int freq = 0, pref_freq = 0;
6303 int ht40, vht, he, max_oper_chwidth, chwidth = 0, freq2 = 0;
6304
6305 id = atoi(cmd);
6306 pos = os_strstr(cmd, " peer=");
6307 if (pos) {
6308 pos += 6;
6309 if (hwaddr_aton(pos, peer))
6310 return -1;
6311 _peer = peer;
6312 }
6313 ssid = wpa_config_get_network(wpa_s->conf, id);
6314 if (ssid == NULL || ssid->disabled != 2) {
6315 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find SSID id=%d "
6316 "for persistent P2P group",
6317 id);
6318 return -1;
6319 }
6320
6321 pos = os_strstr(cmd, " freq=");
6322 if (pos) {
6323 pos += 6;
6324 freq = atoi(pos);
6325 if (freq <= 0)
6326 return -1;
6327 }
6328
6329 pos = os_strstr(cmd, " pref=");
6330 if (pos) {
6331 pos += 6;
6332 pref_freq = atoi(pos);
6333 if (pref_freq <= 0)
6334 return -1;
6335 }
6336
6337 vht = (os_strstr(cmd, " vht") != NULL) || wpa_s->conf->p2p_go_vht;
6338 ht40 = (os_strstr(cmd, " ht40") != NULL) || wpa_s->conf->p2p_go_ht40 ||
6339 vht;
6340 he = (os_strstr(cmd, " he") != NULL) || wpa_s->conf->p2p_go_he;
6341
6342 pos = os_strstr(cmd, "freq2=");
6343 if (pos)
6344 freq2 = atoi(pos + 6);
6345
6346 pos = os_strstr(cmd, " max_oper_chwidth=");
6347 if (pos)
6348 chwidth = atoi(pos + 18);
6349
6350 max_oper_chwidth = parse_freq(chwidth, freq2);
6351 if (max_oper_chwidth < 0)
6352 return -1;
6353
6354 return wpas_p2p_invite(wpa_s, _peer, ssid, NULL, freq, freq2, ht40, vht,
6355 max_oper_chwidth, pref_freq, he);
6356 }
6357
6358
p2p_ctrl_invite_group(struct wpa_supplicant * wpa_s,char * cmd)6359 static int p2p_ctrl_invite_group(struct wpa_supplicant *wpa_s, char *cmd)
6360 {
6361 char *pos;
6362 u8 peer[ETH_ALEN], go_dev_addr[ETH_ALEN], *go_dev = NULL;
6363
6364 pos = os_strstr(cmd, " peer=");
6365 if (!pos)
6366 return -1;
6367
6368 *pos = '\0';
6369 pos += 6;
6370 if (hwaddr_aton(pos, peer)) {
6371 wpa_printf(MSG_DEBUG, "P2P: Invalid MAC address '%s'", pos);
6372 return -1;
6373 }
6374
6375 pos = os_strstr(pos, " go_dev_addr=");
6376 if (pos) {
6377 pos += 13;
6378 if (hwaddr_aton(pos, go_dev_addr)) {
6379 wpa_printf(MSG_DEBUG, "P2P: Invalid MAC address '%s'",
6380 pos);
6381 return -1;
6382 }
6383 go_dev = go_dev_addr;
6384 }
6385
6386 return wpas_p2p_invite_group(wpa_s, cmd, peer, go_dev);
6387 }
6388
6389
p2p_ctrl_invite(struct wpa_supplicant * wpa_s,char * cmd)6390 static int p2p_ctrl_invite(struct wpa_supplicant *wpa_s, char *cmd)
6391 {
6392 if (os_strncmp(cmd, "persistent=", 11) == 0)
6393 return p2p_ctrl_invite_persistent(wpa_s, cmd + 11);
6394 if (os_strncmp(cmd, "group=", 6) == 0)
6395 return p2p_ctrl_invite_group(wpa_s, cmd + 6);
6396
6397 return -1;
6398 }
6399
6400
p2p_ctrl_group_add_persistent(struct wpa_supplicant * wpa_s,int id,int freq,int vht_center_freq2,int ht40,int vht,int vht_chwidth,int he)6401 static int p2p_ctrl_group_add_persistent(struct wpa_supplicant *wpa_s,
6402 int id, int freq, int vht_center_freq2,
6403 int ht40, int vht, int vht_chwidth,
6404 int he)
6405 {
6406 struct wpa_ssid *ssid;
6407
6408 ssid = wpa_config_get_network(wpa_s->conf, id);
6409 if (ssid == NULL || ssid->disabled != 2) {
6410 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find SSID id=%d "
6411 "for persistent P2P group",
6412 id);
6413 return -1;
6414 }
6415
6416 return wpas_p2p_group_add_persistent(wpa_s, ssid, 0, freq,
6417 vht_center_freq2, 0, ht40, vht,
6418 vht_chwidth, he, NULL, 0, 0);
6419 }
6420
6421
p2p_ctrl_group_add(struct wpa_supplicant * wpa_s,char * cmd)6422 static int p2p_ctrl_group_add(struct wpa_supplicant *wpa_s, char *cmd)
6423 {
6424 int freq = 0, persistent = 0, group_id = -1;
6425 int vht = wpa_s->conf->p2p_go_vht;
6426 int ht40 = wpa_s->conf->p2p_go_ht40 || vht;
6427 int he = wpa_s->conf->p2p_go_he;
6428 int max_oper_chwidth, chwidth = 0, freq2 = 0;
6429 char *token, *context = NULL;
6430 #ifdef CONFIG_ACS
6431 int acs = 0;
6432 #endif /* CONFIG_ACS */
6433
6434 while ((token = str_token(cmd, " ", &context))) {
6435 if (sscanf(token, "freq2=%d", &freq2) == 1 ||
6436 sscanf(token, "persistent=%d", &group_id) == 1 ||
6437 sscanf(token, "max_oper_chwidth=%d", &chwidth) == 1) {
6438 continue;
6439 #ifdef CONFIG_ACS
6440 } else if (os_strcmp(token, "freq=acs") == 0) {
6441 acs = 1;
6442 #endif /* CONFIG_ACS */
6443 } else if (sscanf(token, "freq=%d", &freq) == 1) {
6444 continue;
6445 } else if (os_strcmp(token, "ht40") == 0) {
6446 ht40 = 1;
6447 } else if (os_strcmp(token, "vht") == 0) {
6448 vht = 1;
6449 ht40 = 1;
6450 } else if (os_strcmp(token, "he") == 0) {
6451 he = 1;
6452 } else if (os_strcmp(token, "persistent") == 0) {
6453 persistent = 1;
6454 } else {
6455 wpa_printf(MSG_DEBUG,
6456 "CTRL: Invalid P2P_GROUP_ADD parameter: '%s'",
6457 token);
6458 return -1;
6459 }
6460 }
6461
6462 #ifdef CONFIG_ACS
6463 if ((wpa_s->drv_flags & WPA_DRIVER_FLAGS_ACS_OFFLOAD) &&
6464 (acs || freq == 2 || freq == 5)) {
6465 if (freq == 2 && wpa_s->best_24_freq <= 0) {
6466 wpa_s->p2p_go_acs_band = HOSTAPD_MODE_IEEE80211G;
6467 wpa_s->p2p_go_do_acs = 1;
6468 freq = 0;
6469 } else if (freq == 5 && wpa_s->best_5_freq <= 0) {
6470 wpa_s->p2p_go_acs_band = HOSTAPD_MODE_IEEE80211A;
6471 wpa_s->p2p_go_do_acs = 1;
6472 freq = 0;
6473 } else {
6474 wpa_s->p2p_go_acs_band = HOSTAPD_MODE_IEEE80211ANY;
6475 wpa_s->p2p_go_do_acs = 1;
6476 }
6477 } else {
6478 wpa_s->p2p_go_do_acs = 0;
6479 }
6480 #endif /* CONFIG_ACS */
6481
6482 max_oper_chwidth = parse_freq(chwidth, freq2);
6483 if (max_oper_chwidth < 0)
6484 return -1;
6485
6486 if (group_id >= 0)
6487 return p2p_ctrl_group_add_persistent(wpa_s, group_id,
6488 freq, freq2, ht40, vht,
6489 max_oper_chwidth, he);
6490
6491 return wpas_p2p_group_add(wpa_s, persistent, freq, freq2, ht40, vht,
6492 max_oper_chwidth, he);
6493 }
6494
6495
p2p_ctrl_group_member(struct wpa_supplicant * wpa_s,const char * cmd,char * buf,size_t buflen)6496 static int p2p_ctrl_group_member(struct wpa_supplicant *wpa_s, const char *cmd,
6497 char *buf, size_t buflen)
6498 {
6499 u8 dev_addr[ETH_ALEN];
6500 struct wpa_ssid *ssid;
6501 int res;
6502 const u8 *iaddr;
6503
6504 ssid = wpa_s->current_ssid;
6505 if (!wpa_s->global->p2p || !ssid || ssid->mode != WPAS_MODE_P2P_GO ||
6506 hwaddr_aton(cmd, dev_addr))
6507 return -1;
6508
6509 iaddr = p2p_group_get_client_interface_addr(wpa_s->p2p_group, dev_addr);
6510 if (!iaddr)
6511 return -1;
6512 res = os_snprintf(buf, buflen, MACSTR, MAC2STR(iaddr));
6513 if (os_snprintf_error(buflen, res))
6514 return -1;
6515 return res;
6516 }
6517
6518
wpas_find_p2p_dev_addr_bss(struct wpa_global * global,const u8 * p2p_dev_addr)6519 static int wpas_find_p2p_dev_addr_bss(struct wpa_global *global,
6520 const u8 *p2p_dev_addr)
6521 {
6522 struct wpa_supplicant *wpa_s;
6523
6524 for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next) {
6525 if (wpa_bss_get_p2p_dev_addr(wpa_s, p2p_dev_addr))
6526 return 1;
6527 }
6528
6529 return 0;
6530 }
6531
6532
p2p_ctrl_peer(struct wpa_supplicant * wpa_s,char * cmd,char * buf,size_t buflen)6533 static int p2p_ctrl_peer(struct wpa_supplicant *wpa_s, char *cmd,
6534 char *buf, size_t buflen)
6535 {
6536 u8 addr[ETH_ALEN], *addr_ptr, group_capab;
6537 int next, res;
6538 const struct p2p_peer_info *info;
6539 char *pos, *end;
6540 char devtype[WPS_DEV_TYPE_BUFSIZE];
6541 struct wpa_ssid *ssid;
6542 size_t i;
6543
6544 if (!wpa_s->global->p2p)
6545 return -1;
6546
6547 if (os_strcmp(cmd, "FIRST") == 0) {
6548 addr_ptr = NULL;
6549 next = 0;
6550 } else if (os_strncmp(cmd, "NEXT-", 5) == 0) {
6551 if (hwaddr_aton(cmd + 5, addr) < 0)
6552 return -1;
6553 addr_ptr = addr;
6554 next = 1;
6555 } else {
6556 if (hwaddr_aton(cmd, addr) < 0)
6557 return -1;
6558 addr_ptr = addr;
6559 next = 0;
6560 }
6561
6562 info = p2p_get_peer_info(wpa_s->global->p2p, addr_ptr, next);
6563 if (info == NULL)
6564 return -1;
6565 group_capab = info->group_capab;
6566
6567 if (group_capab &&
6568 !wpas_find_p2p_dev_addr_bss(wpa_s->global, info->p2p_device_addr)) {
6569 wpa_printf(MSG_DEBUG,
6570 "P2P: Could not find any BSS with p2p_dev_addr "
6571 MACSTR ", hence override group_capab from 0x%x to 0",
6572 MAC2STR(info->p2p_device_addr), group_capab);
6573 group_capab = 0;
6574 }
6575
6576 pos = buf;
6577 end = buf + buflen;
6578
6579 res = os_snprintf(pos, end - pos, MACSTR "\n"
6580 "pri_dev_type=%s\n"
6581 "device_name=%s\n"
6582 "manufacturer=%s\n"
6583 "model_name=%s\n"
6584 "model_number=%s\n"
6585 "serial_number=%s\n"
6586 "config_methods=0x%x\n"
6587 "dev_capab=0x%x\n"
6588 "group_capab=0x%x\n"
6589 "level=%d\n",
6590 MAC2STR(info->p2p_device_addr),
6591 wps_dev_type_bin2str(info->pri_dev_type,
6592 devtype, sizeof(devtype)),
6593 info->device_name,
6594 info->manufacturer,
6595 info->model_name,
6596 info->model_number,
6597 info->serial_number,
6598 info->config_methods,
6599 info->dev_capab,
6600 group_capab,
6601 info->level);
6602 if (os_snprintf_error(end - pos, res))
6603 return pos - buf;
6604 pos += res;
6605
6606 for (i = 0; i < info->wps_sec_dev_type_list_len / WPS_DEV_TYPE_LEN; i++)
6607 {
6608 const u8 *t;
6609 t = &info->wps_sec_dev_type_list[i * WPS_DEV_TYPE_LEN];
6610 res = os_snprintf(pos, end - pos, "sec_dev_type=%s\n",
6611 wps_dev_type_bin2str(t, devtype,
6612 sizeof(devtype)));
6613 if (os_snprintf_error(end - pos, res))
6614 return pos - buf;
6615 pos += res;
6616 }
6617
6618 ssid = wpas_p2p_get_persistent(wpa_s, info->p2p_device_addr, NULL, 0);
6619 if (ssid) {
6620 res = os_snprintf(pos, end - pos, "persistent=%d\n", ssid->id);
6621 if (os_snprintf_error(end - pos, res))
6622 return pos - buf;
6623 pos += res;
6624 }
6625
6626 res = p2p_get_peer_info_txt(info, pos, end - pos);
6627 if (res < 0)
6628 return pos - buf;
6629 pos += res;
6630
6631 if (info->vendor_elems) {
6632 res = os_snprintf(pos, end - pos, "vendor_elems=");
6633 if (os_snprintf_error(end - pos, res))
6634 return pos - buf;
6635 pos += res;
6636
6637 pos += wpa_snprintf_hex(pos, end - pos,
6638 wpabuf_head(info->vendor_elems),
6639 wpabuf_len(info->vendor_elems));
6640
6641 res = os_snprintf(pos, end - pos, "\n");
6642 if (os_snprintf_error(end - pos, res))
6643 return pos - buf;
6644 pos += res;
6645 }
6646
6647 return pos - buf;
6648 }
6649
6650
p2p_ctrl_disallow_freq(struct wpa_supplicant * wpa_s,const char * param)6651 static int p2p_ctrl_disallow_freq(struct wpa_supplicant *wpa_s,
6652 const char *param)
6653 {
6654 unsigned int i;
6655
6656 if (wpa_s->global->p2p == NULL)
6657 return -1;
6658
6659 if (freq_range_list_parse(&wpa_s->global->p2p_disallow_freq, param) < 0)
6660 return -1;
6661
6662 for (i = 0; i < wpa_s->global->p2p_disallow_freq.num; i++) {
6663 struct wpa_freq_range *freq;
6664 freq = &wpa_s->global->p2p_disallow_freq.range[i];
6665 wpa_printf(MSG_DEBUG, "P2P: Disallowed frequency range %u-%u",
6666 freq->min, freq->max);
6667 }
6668
6669 wpas_p2p_update_channel_list(wpa_s, WPAS_P2P_CHANNEL_UPDATE_DISALLOW);
6670 return 0;
6671 }
6672
6673
p2p_ctrl_set(struct wpa_supplicant * wpa_s,char * cmd)6674 static int p2p_ctrl_set(struct wpa_supplicant *wpa_s, char *cmd)
6675 {
6676 char *param;
6677
6678 if (wpa_s->global->p2p == NULL)
6679 return -1;
6680
6681 param = os_strchr(cmd, ' ');
6682 if (param == NULL)
6683 return -1;
6684 *param++ = '\0';
6685
6686 if (os_strcmp(cmd, "discoverability") == 0) {
6687 p2p_set_client_discoverability(wpa_s->global->p2p,
6688 atoi(param));
6689 return 0;
6690 }
6691
6692 if (os_strcmp(cmd, "managed") == 0) {
6693 p2p_set_managed_oper(wpa_s->global->p2p, atoi(param));
6694 return 0;
6695 }
6696
6697 if (os_strcmp(cmd, "listen_channel") == 0) {
6698 char *pos;
6699 u8 channel, op_class;
6700
6701 channel = atoi(param);
6702 pos = os_strchr(param, ' ');
6703 op_class = pos ? atoi(pos) : 81;
6704
6705 return p2p_set_listen_channel(wpa_s->global->p2p, op_class,
6706 channel, 1);
6707 }
6708
6709 if (os_strcmp(cmd, "ssid_postfix") == 0) {
6710 return p2p_set_ssid_postfix(wpa_s->global->p2p, (u8 *) param,
6711 os_strlen(param));
6712 }
6713
6714 if (os_strcmp(cmd, "noa") == 0) {
6715 char *pos;
6716 int count, start, duration;
6717 /* GO NoA parameters: count,start_offset(ms),duration(ms) */
6718 count = atoi(param);
6719 pos = os_strchr(param, ',');
6720 if (pos == NULL)
6721 return -1;
6722 pos++;
6723 start = atoi(pos);
6724 pos = os_strchr(pos, ',');
6725 if (pos == NULL)
6726 return -1;
6727 pos++;
6728 duration = atoi(pos);
6729 if (count < 0 || count > 255 || start < 0 || duration < 0)
6730 return -1;
6731 if (count == 0 && duration > 0)
6732 return -1;
6733 wpa_printf(MSG_DEBUG, "CTRL_IFACE: P2P_SET GO NoA: count=%d "
6734 "start=%d duration=%d", count, start, duration);
6735 return wpas_p2p_set_noa(wpa_s, count, start, duration);
6736 }
6737
6738 if (os_strcmp(cmd, "ps") == 0)
6739 return wpa_drv_set_p2p_powersave(wpa_s, atoi(param), -1, -1);
6740
6741 if (os_strcmp(cmd, "oppps") == 0)
6742 return wpa_drv_set_p2p_powersave(wpa_s, -1, atoi(param), -1);
6743
6744 if (os_strcmp(cmd, "ctwindow") == 0)
6745 return wpa_drv_set_p2p_powersave(wpa_s, -1, -1, atoi(param));
6746
6747 if (os_strcmp(cmd, "disabled") == 0) {
6748 wpa_s->global->p2p_disabled = atoi(param);
6749 wpa_printf(MSG_DEBUG, "P2P functionality %s",
6750 wpa_s->global->p2p_disabled ?
6751 "disabled" : "enabled");
6752 if (wpa_s->global->p2p_disabled) {
6753 wpas_p2p_stop_find(wpa_s);
6754 os_memset(wpa_s->p2p_auth_invite, 0, ETH_ALEN);
6755 p2p_flush(wpa_s->global->p2p);
6756 }
6757 return 0;
6758 }
6759
6760 if (os_strcmp(cmd, "conc_pref") == 0) {
6761 if (os_strcmp(param, "sta") == 0)
6762 wpa_s->global->conc_pref = WPA_CONC_PREF_STA;
6763 else if (os_strcmp(param, "p2p") == 0)
6764 wpa_s->global->conc_pref = WPA_CONC_PREF_P2P;
6765 else {
6766 wpa_printf(MSG_INFO, "Invalid conc_pref value");
6767 return -1;
6768 }
6769 wpa_printf(MSG_DEBUG, "Single channel concurrency preference: "
6770 "%s", param);
6771 return 0;
6772 }
6773
6774 if (os_strcmp(cmd, "force_long_sd") == 0) {
6775 wpa_s->force_long_sd = atoi(param);
6776 return 0;
6777 }
6778
6779 if (os_strcmp(cmd, "peer_filter") == 0) {
6780 u8 addr[ETH_ALEN];
6781 if (hwaddr_aton(param, addr))
6782 return -1;
6783 p2p_set_peer_filter(wpa_s->global->p2p, addr);
6784 return 0;
6785 }
6786
6787 if (os_strcmp(cmd, "cross_connect") == 0)
6788 return wpas_p2p_set_cross_connect(wpa_s, atoi(param));
6789
6790 if (os_strcmp(cmd, "go_apsd") == 0) {
6791 if (os_strcmp(param, "disable") == 0)
6792 wpa_s->set_ap_uapsd = 0;
6793 else {
6794 wpa_s->set_ap_uapsd = 1;
6795 wpa_s->ap_uapsd = atoi(param);
6796 }
6797 return 0;
6798 }
6799
6800 if (os_strcmp(cmd, "client_apsd") == 0) {
6801 if (os_strcmp(param, "disable") == 0)
6802 wpa_s->set_sta_uapsd = 0;
6803 else {
6804 int be, bk, vi, vo;
6805 char *pos;
6806 /* format: BE,BK,VI,VO;max SP Length */
6807 be = atoi(param);
6808 pos = os_strchr(param, ',');
6809 if (pos == NULL)
6810 return -1;
6811 pos++;
6812 bk = atoi(pos);
6813 pos = os_strchr(pos, ',');
6814 if (pos == NULL)
6815 return -1;
6816 pos++;
6817 vi = atoi(pos);
6818 pos = os_strchr(pos, ',');
6819 if (pos == NULL)
6820 return -1;
6821 pos++;
6822 vo = atoi(pos);
6823 /* ignore max SP Length for now */
6824
6825 wpa_s->set_sta_uapsd = 1;
6826 wpa_s->sta_uapsd = 0;
6827 if (be)
6828 wpa_s->sta_uapsd |= BIT(0);
6829 if (bk)
6830 wpa_s->sta_uapsd |= BIT(1);
6831 if (vi)
6832 wpa_s->sta_uapsd |= BIT(2);
6833 if (vo)
6834 wpa_s->sta_uapsd |= BIT(3);
6835 }
6836 return 0;
6837 }
6838
6839 if (os_strcmp(cmd, "disallow_freq") == 0)
6840 return p2p_ctrl_disallow_freq(wpa_s, param);
6841
6842 if (os_strcmp(cmd, "disc_int") == 0) {
6843 int min_disc_int, max_disc_int, max_disc_tu;
6844 char *pos;
6845
6846 pos = param;
6847
6848 min_disc_int = atoi(pos);
6849 pos = os_strchr(pos, ' ');
6850 if (pos == NULL)
6851 return -1;
6852 *pos++ = '\0';
6853
6854 max_disc_int = atoi(pos);
6855 pos = os_strchr(pos, ' ');
6856 if (pos == NULL)
6857 return -1;
6858 *pos++ = '\0';
6859
6860 max_disc_tu = atoi(pos);
6861
6862 return p2p_set_disc_int(wpa_s->global->p2p, min_disc_int,
6863 max_disc_int, max_disc_tu);
6864 }
6865
6866 if (os_strcmp(cmd, "per_sta_psk") == 0) {
6867 wpa_s->global->p2p_per_sta_psk = !!atoi(param);
6868 return 0;
6869 }
6870
6871 #ifdef CONFIG_WPS_NFC
6872 if (os_strcmp(cmd, "nfc_tag") == 0)
6873 return wpas_p2p_nfc_tag_enabled(wpa_s, !!atoi(param));
6874 #endif /* CONFIG_WPS_NFC */
6875
6876 if (os_strcmp(cmd, "disable_ip_addr_req") == 0) {
6877 wpa_s->p2p_disable_ip_addr_req = !!atoi(param);
6878 return 0;
6879 }
6880
6881 if (os_strcmp(cmd, "override_pref_op_chan") == 0) {
6882 int op_class, chan;
6883
6884 op_class = atoi(param);
6885 param = os_strchr(param, ':');
6886 if (!param)
6887 return -1;
6888 param++;
6889 chan = atoi(param);
6890 p2p_set_override_pref_op_chan(wpa_s->global->p2p, op_class,
6891 chan);
6892 return 0;
6893 }
6894
6895 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Unknown P2P_SET field value '%s'",
6896 cmd);
6897
6898 return -1;
6899 }
6900
6901
p2p_ctrl_flush(struct wpa_supplicant * wpa_s)6902 static void p2p_ctrl_flush(struct wpa_supplicant *wpa_s)
6903 {
6904 os_memset(wpa_s->p2p_auth_invite, 0, ETH_ALEN);
6905 wpa_s->force_long_sd = 0;
6906
6907 #ifdef CONFIG_TESTING_OPTIONS
6908 os_free(wpa_s->get_pref_freq_list_override);
6909 wpa_s->get_pref_freq_list_override = NULL;
6910 #endif /* CONFIG_TESTING_OPTIONS */
6911
6912 wpas_p2p_stop_find(wpa_s);
6913 wpa_s->parent->p2ps_method_config_any = 0;
6914 if (wpa_s->global->p2p)
6915 p2p_flush(wpa_s->global->p2p);
6916 }
6917
6918
p2p_ctrl_presence_req(struct wpa_supplicant * wpa_s,char * cmd)6919 static int p2p_ctrl_presence_req(struct wpa_supplicant *wpa_s, char *cmd)
6920 {
6921 char *pos, *pos2;
6922 unsigned int dur1 = 0, int1 = 0, dur2 = 0, int2 = 0;
6923
6924 if (cmd[0]) {
6925 pos = os_strchr(cmd, ' ');
6926 if (pos == NULL)
6927 return -1;
6928 *pos++ = '\0';
6929 dur1 = atoi(cmd);
6930
6931 pos2 = os_strchr(pos, ' ');
6932 if (pos2)
6933 *pos2++ = '\0';
6934 int1 = atoi(pos);
6935 } else
6936 pos2 = NULL;
6937
6938 if (pos2) {
6939 pos = os_strchr(pos2, ' ');
6940 if (pos == NULL)
6941 return -1;
6942 *pos++ = '\0';
6943 dur2 = atoi(pos2);
6944 int2 = atoi(pos);
6945 }
6946
6947 return wpas_p2p_presence_req(wpa_s, dur1, int1, dur2, int2);
6948 }
6949
6950
p2p_ctrl_ext_listen(struct wpa_supplicant * wpa_s,char * cmd)6951 static int p2p_ctrl_ext_listen(struct wpa_supplicant *wpa_s, char *cmd)
6952 {
6953 char *pos;
6954 unsigned int period = 0, interval = 0;
6955
6956 if (cmd[0]) {
6957 pos = os_strchr(cmd, ' ');
6958 if (pos == NULL)
6959 return -1;
6960 *pos++ = '\0';
6961 period = atoi(cmd);
6962 interval = atoi(pos);
6963 }
6964
6965 return wpas_p2p_ext_listen(wpa_s, period, interval);
6966 }
6967
6968
p2p_ctrl_remove_client(struct wpa_supplicant * wpa_s,const char * cmd)6969 static int p2p_ctrl_remove_client(struct wpa_supplicant *wpa_s, const char *cmd)
6970 {
6971 const char *pos;
6972 u8 peer[ETH_ALEN];
6973 int iface_addr = 0;
6974
6975 pos = cmd;
6976 if (os_strncmp(pos, "iface=", 6) == 0) {
6977 iface_addr = 1;
6978 pos += 6;
6979 }
6980 if (hwaddr_aton(pos, peer))
6981 return -1;
6982
6983 wpas_p2p_remove_client(wpa_s, peer, iface_addr);
6984 return 0;
6985 }
6986
6987
p2p_ctrl_iface_p2p_lo_start(struct wpa_supplicant * wpa_s,char * cmd)6988 static int p2p_ctrl_iface_p2p_lo_start(struct wpa_supplicant *wpa_s, char *cmd)
6989 {
6990 int freq = 0, period = 0, interval = 0, count = 0;
6991
6992 if (sscanf(cmd, "%d %d %d %d", &freq, &period, &interval, &count) != 4)
6993 {
6994 wpa_printf(MSG_DEBUG,
6995 "CTRL: Invalid P2P LO Start parameter: '%s'", cmd);
6996 return -1;
6997 }
6998
6999 return wpas_p2p_lo_start(wpa_s, freq, period, interval, count);
7000 }
7001
7002 #endif /* CONFIG_P2P */
7003
7004
freq_range_to_channel_list(struct wpa_supplicant * wpa_s,char * val)7005 static int * freq_range_to_channel_list(struct wpa_supplicant *wpa_s, char *val)
7006 {
7007 struct wpa_freq_range_list ranges;
7008 int *freqs = NULL;
7009 struct hostapd_hw_modes *mode;
7010 u16 i;
7011
7012 if (wpa_s->hw.modes == NULL)
7013 return NULL;
7014
7015 os_memset(&ranges, 0, sizeof(ranges));
7016 if (freq_range_list_parse(&ranges, val) < 0)
7017 return NULL;
7018
7019 for (i = 0; i < wpa_s->hw.num_modes; i++) {
7020 int j;
7021
7022 mode = &wpa_s->hw.modes[i];
7023 for (j = 0; j < mode->num_channels; j++) {
7024 unsigned int freq;
7025
7026 if (mode->channels[j].flag & HOSTAPD_CHAN_DISABLED)
7027 continue;
7028
7029 freq = mode->channels[j].freq;
7030 if (!freq_range_list_includes(&ranges, freq))
7031 continue;
7032
7033 int_array_add_unique(&freqs, freq);
7034 }
7035 }
7036
7037 os_free(ranges.range);
7038 return freqs;
7039 }
7040
7041
7042 #ifdef CONFIG_INTERWORKING
7043
ctrl_interworking_select(struct wpa_supplicant * wpa_s,char * param)7044 static int ctrl_interworking_select(struct wpa_supplicant *wpa_s, char *param)
7045 {
7046 int auto_sel = 0;
7047 int *freqs = NULL;
7048
7049 if (param) {
7050 char *pos;
7051
7052 auto_sel = os_strstr(param, "auto") != NULL;
7053
7054 pos = os_strstr(param, "freq=");
7055 if (pos) {
7056 freqs = freq_range_to_channel_list(wpa_s, pos + 5);
7057 if (freqs == NULL)
7058 return -1;
7059 }
7060
7061 }
7062
7063 return interworking_select(wpa_s, auto_sel, freqs);
7064 }
7065
7066
ctrl_interworking_connect(struct wpa_supplicant * wpa_s,char * dst,int only_add)7067 static int ctrl_interworking_connect(struct wpa_supplicant *wpa_s, char *dst,
7068 int only_add)
7069 {
7070 u8 bssid[ETH_ALEN];
7071 struct wpa_bss *bss;
7072
7073 if (hwaddr_aton(dst, bssid)) {
7074 wpa_printf(MSG_DEBUG, "Invalid BSSID '%s'", dst);
7075 return -1;
7076 }
7077
7078 bss = wpa_bss_get_bssid(wpa_s, bssid);
7079 if (bss == NULL) {
7080 wpa_printf(MSG_DEBUG, "Could not find BSS " MACSTR,
7081 MAC2STR(bssid));
7082 return -1;
7083 }
7084
7085 if (bss->ssid_len == 0) {
7086 int found = 0;
7087
7088 wpa_printf(MSG_DEBUG, "Selected BSS entry for " MACSTR
7089 " does not have SSID information", MAC2STR(bssid));
7090
7091 dl_list_for_each_reverse(bss, &wpa_s->bss, struct wpa_bss,
7092 list) {
7093 if (os_memcmp(bss->bssid, bssid, ETH_ALEN) == 0 &&
7094 bss->ssid_len > 0) {
7095 found = 1;
7096 break;
7097 }
7098 }
7099
7100 if (!found)
7101 return -1;
7102 wpa_printf(MSG_DEBUG,
7103 "Found another matching BSS entry with SSID");
7104 }
7105
7106 return interworking_connect(wpa_s, bss, only_add);
7107 }
7108
7109
get_anqp(struct wpa_supplicant * wpa_s,char * dst)7110 static int get_anqp(struct wpa_supplicant *wpa_s, char *dst)
7111 {
7112 u8 dst_addr[ETH_ALEN];
7113 int used;
7114 char *pos;
7115 #define MAX_ANQP_INFO_ID 100
7116 u16 id[MAX_ANQP_INFO_ID];
7117 size_t num_id = 0;
7118 u32 subtypes = 0;
7119 u32 mbo_subtypes = 0;
7120
7121 used = hwaddr_aton2(dst, dst_addr);
7122 if (used < 0)
7123 return -1;
7124 pos = dst + used;
7125 if (*pos == ' ')
7126 pos++;
7127 while (num_id < MAX_ANQP_INFO_ID) {
7128 if (os_strncmp(pos, "hs20:", 5) == 0) {
7129 #ifdef CONFIG_HS20
7130 int num = atoi(pos + 5);
7131 if (num <= 0 || num > 31)
7132 return -1;
7133 subtypes |= BIT(num);
7134 #else /* CONFIG_HS20 */
7135 return -1;
7136 #endif /* CONFIG_HS20 */
7137 } else if (os_strncmp(pos, "mbo:", 4) == 0) {
7138 #ifdef CONFIG_MBO
7139 int num = atoi(pos + 4);
7140
7141 if (num <= 0 || num > MAX_MBO_ANQP_SUBTYPE)
7142 return -1;
7143 mbo_subtypes |= BIT(num);
7144 #else /* CONFIG_MBO */
7145 return -1;
7146 #endif /* CONFIG_MBO */
7147 } else {
7148 id[num_id] = atoi(pos);
7149 if (id[num_id])
7150 num_id++;
7151 }
7152 pos = os_strchr(pos + 1, ',');
7153 if (pos == NULL)
7154 break;
7155 pos++;
7156 }
7157
7158 if (num_id == 0 && !subtypes && !mbo_subtypes)
7159 return -1;
7160
7161 return anqp_send_req(wpa_s, dst_addr, id, num_id, subtypes,
7162 mbo_subtypes);
7163 }
7164
7165
gas_request(struct wpa_supplicant * wpa_s,char * cmd)7166 static int gas_request(struct wpa_supplicant *wpa_s, char *cmd)
7167 {
7168 u8 dst_addr[ETH_ALEN];
7169 struct wpabuf *advproto, *query = NULL;
7170 int used, ret = -1;
7171 char *pos, *end;
7172 size_t len;
7173
7174 used = hwaddr_aton2(cmd, dst_addr);
7175 if (used < 0)
7176 return -1;
7177
7178 pos = cmd + used;
7179 while (*pos == ' ')
7180 pos++;
7181
7182 /* Advertisement Protocol ID */
7183 end = os_strchr(pos, ' ');
7184 if (end)
7185 len = end - pos;
7186 else
7187 len = os_strlen(pos);
7188 if (len & 0x01)
7189 return -1;
7190 len /= 2;
7191 if (len == 0)
7192 return -1;
7193 advproto = wpabuf_alloc(len);
7194 if (advproto == NULL)
7195 return -1;
7196 if (hexstr2bin(pos, wpabuf_put(advproto, len), len) < 0)
7197 goto fail;
7198
7199 if (end) {
7200 /* Optional Query Request */
7201 pos = end + 1;
7202 while (*pos == ' ')
7203 pos++;
7204
7205 len = os_strlen(pos);
7206 if (len) {
7207 if (len & 0x01)
7208 goto fail;
7209 len /= 2;
7210 if (len == 0)
7211 goto fail;
7212 query = wpabuf_alloc(len);
7213 if (query == NULL)
7214 goto fail;
7215 if (hexstr2bin(pos, wpabuf_put(query, len), len) < 0)
7216 goto fail;
7217 }
7218 }
7219
7220 ret = gas_send_request(wpa_s, dst_addr, advproto, query);
7221
7222 fail:
7223 wpabuf_free(advproto);
7224 wpabuf_free(query);
7225
7226 return ret;
7227 }
7228
7229
gas_response_get(struct wpa_supplicant * wpa_s,char * cmd,char * buf,size_t buflen)7230 static int gas_response_get(struct wpa_supplicant *wpa_s, char *cmd, char *buf,
7231 size_t buflen)
7232 {
7233 u8 addr[ETH_ALEN];
7234 int dialog_token;
7235 int used;
7236 char *pos;
7237 size_t resp_len, start, requested_len;
7238 struct wpabuf *resp;
7239 int ret;
7240
7241 used = hwaddr_aton2(cmd, addr);
7242 if (used < 0)
7243 return -1;
7244
7245 pos = cmd + used;
7246 while (*pos == ' ')
7247 pos++;
7248 dialog_token = atoi(pos);
7249
7250 if (wpa_s->last_gas_resp &&
7251 os_memcmp(addr, wpa_s->last_gas_addr, ETH_ALEN) == 0 &&
7252 dialog_token == wpa_s->last_gas_dialog_token)
7253 resp = wpa_s->last_gas_resp;
7254 else if (wpa_s->prev_gas_resp &&
7255 os_memcmp(addr, wpa_s->prev_gas_addr, ETH_ALEN) == 0 &&
7256 dialog_token == wpa_s->prev_gas_dialog_token)
7257 resp = wpa_s->prev_gas_resp;
7258 else
7259 return -1;
7260
7261 resp_len = wpabuf_len(resp);
7262 start = 0;
7263 requested_len = resp_len;
7264
7265 pos = os_strchr(pos, ' ');
7266 if (pos) {
7267 start = atoi(pos);
7268 if (start > resp_len)
7269 return os_snprintf(buf, buflen, "FAIL-Invalid range");
7270 pos = os_strchr(pos, ',');
7271 if (pos == NULL)
7272 return -1;
7273 pos++;
7274 requested_len = atoi(pos);
7275 if (start + requested_len > resp_len)
7276 return os_snprintf(buf, buflen, "FAIL-Invalid range");
7277 }
7278
7279 if (requested_len * 2 + 1 > buflen)
7280 return os_snprintf(buf, buflen, "FAIL-Too long response");
7281
7282 ret = wpa_snprintf_hex(buf, buflen, wpabuf_head_u8(resp) + start,
7283 requested_len);
7284
7285 if (start + requested_len == resp_len) {
7286 /*
7287 * Free memory by dropping the response after it has been
7288 * fetched.
7289 */
7290 if (resp == wpa_s->prev_gas_resp) {
7291 wpabuf_free(wpa_s->prev_gas_resp);
7292 wpa_s->prev_gas_resp = NULL;
7293 } else {
7294 wpabuf_free(wpa_s->last_gas_resp);
7295 wpa_s->last_gas_resp = NULL;
7296 }
7297 }
7298
7299 return ret;
7300 }
7301 #endif /* CONFIG_INTERWORKING */
7302
7303
7304 #ifdef CONFIG_HS20
7305
get_hs20_anqp(struct wpa_supplicant * wpa_s,char * dst)7306 static int get_hs20_anqp(struct wpa_supplicant *wpa_s, char *dst)
7307 {
7308 u8 dst_addr[ETH_ALEN];
7309 int used;
7310 char *pos;
7311 u32 subtypes = 0;
7312
7313 used = hwaddr_aton2(dst, dst_addr);
7314 if (used < 0)
7315 return -1;
7316 pos = dst + used;
7317 if (*pos == ' ')
7318 pos++;
7319 for (;;) {
7320 int num = atoi(pos);
7321 if (num <= 0 || num > 31)
7322 return -1;
7323 subtypes |= BIT(num);
7324 pos = os_strchr(pos + 1, ',');
7325 if (pos == NULL)
7326 break;
7327 pos++;
7328 }
7329
7330 if (subtypes == 0)
7331 return -1;
7332
7333 return hs20_anqp_send_req(wpa_s, dst_addr, subtypes, NULL, 0, 0);
7334 }
7335
7336
hs20_nai_home_realm_list(struct wpa_supplicant * wpa_s,const u8 * addr,const char * realm)7337 static int hs20_nai_home_realm_list(struct wpa_supplicant *wpa_s,
7338 const u8 *addr, const char *realm)
7339 {
7340 u8 *buf;
7341 size_t rlen, len;
7342 int ret;
7343
7344 rlen = os_strlen(realm);
7345 len = 3 + rlen;
7346 buf = os_malloc(len);
7347 if (buf == NULL)
7348 return -1;
7349 buf[0] = 1; /* NAI Home Realm Count */
7350 buf[1] = 0; /* Formatted in accordance with RFC 4282 */
7351 buf[2] = rlen;
7352 os_memcpy(buf + 3, realm, rlen);
7353
7354 ret = hs20_anqp_send_req(wpa_s, addr,
7355 BIT(HS20_STYPE_NAI_HOME_REALM_QUERY),
7356 buf, len, 0);
7357
7358 os_free(buf);
7359
7360 return ret;
7361 }
7362
7363
hs20_get_nai_home_realm_list(struct wpa_supplicant * wpa_s,char * dst)7364 static int hs20_get_nai_home_realm_list(struct wpa_supplicant *wpa_s,
7365 char *dst)
7366 {
7367 struct wpa_cred *cred = wpa_s->conf->cred;
7368 u8 dst_addr[ETH_ALEN];
7369 int used;
7370 u8 *buf;
7371 size_t len;
7372 int ret;
7373
7374 used = hwaddr_aton2(dst, dst_addr);
7375 if (used < 0)
7376 return -1;
7377
7378 while (dst[used] == ' ')
7379 used++;
7380 if (os_strncmp(dst + used, "realm=", 6) == 0)
7381 return hs20_nai_home_realm_list(wpa_s, dst_addr,
7382 dst + used + 6);
7383
7384 len = os_strlen(dst + used);
7385
7386 if (len == 0 && cred && cred->realm)
7387 return hs20_nai_home_realm_list(wpa_s, dst_addr, cred->realm);
7388
7389 if (len & 1)
7390 return -1;
7391 len /= 2;
7392 buf = os_malloc(len);
7393 if (buf == NULL)
7394 return -1;
7395 if (hexstr2bin(dst + used, buf, len) < 0) {
7396 os_free(buf);
7397 return -1;
7398 }
7399
7400 ret = hs20_anqp_send_req(wpa_s, dst_addr,
7401 BIT(HS20_STYPE_NAI_HOME_REALM_QUERY),
7402 buf, len, 0);
7403 os_free(buf);
7404
7405 return ret;
7406 }
7407
7408
get_hs20_icon(struct wpa_supplicant * wpa_s,char * cmd,char * reply,int buflen)7409 static int get_hs20_icon(struct wpa_supplicant *wpa_s, char *cmd, char *reply,
7410 int buflen)
7411 {
7412 u8 dst_addr[ETH_ALEN];
7413 int used;
7414 char *ctx = NULL, *icon, *poffset, *psize;
7415
7416 used = hwaddr_aton2(cmd, dst_addr);
7417 if (used < 0)
7418 return -1;
7419 cmd += used;
7420
7421 icon = str_token(cmd, " ", &ctx);
7422 poffset = str_token(cmd, " ", &ctx);
7423 psize = str_token(cmd, " ", &ctx);
7424 if (!icon || !poffset || !psize)
7425 return -1;
7426
7427 wpa_s->fetch_osu_icon_in_progress = 0;
7428 return hs20_get_icon(wpa_s, dst_addr, icon, atoi(poffset), atoi(psize),
7429 reply, buflen);
7430 }
7431
7432
del_hs20_icon(struct wpa_supplicant * wpa_s,char * cmd)7433 static int del_hs20_icon(struct wpa_supplicant *wpa_s, char *cmd)
7434 {
7435 u8 dst_addr[ETH_ALEN];
7436 int used;
7437 char *icon;
7438
7439 if (!cmd[0])
7440 return hs20_del_icon(wpa_s, NULL, NULL);
7441
7442 used = hwaddr_aton2(cmd, dst_addr);
7443 if (used < 0)
7444 return -1;
7445
7446 while (cmd[used] == ' ')
7447 used++;
7448 icon = cmd[used] ? &cmd[used] : NULL;
7449
7450 return hs20_del_icon(wpa_s, dst_addr, icon);
7451 }
7452
7453
hs20_icon_request(struct wpa_supplicant * wpa_s,char * cmd,int inmem)7454 static int hs20_icon_request(struct wpa_supplicant *wpa_s, char *cmd, int inmem)
7455 {
7456 u8 dst_addr[ETH_ALEN];
7457 int used;
7458 char *icon;
7459
7460 used = hwaddr_aton2(cmd, dst_addr);
7461 if (used < 0)
7462 return -1;
7463
7464 while (cmd[used] == ' ')
7465 used++;
7466 icon = &cmd[used];
7467
7468 wpa_s->fetch_osu_icon_in_progress = 0;
7469 return hs20_anqp_send_req(wpa_s, dst_addr, BIT(HS20_STYPE_ICON_REQUEST),
7470 (u8 *) icon, os_strlen(icon), inmem);
7471 }
7472
7473 #endif /* CONFIG_HS20 */
7474
7475
7476 #ifdef CONFIG_AUTOSCAN
7477
wpa_supplicant_ctrl_iface_autoscan(struct wpa_supplicant * wpa_s,char * cmd)7478 static int wpa_supplicant_ctrl_iface_autoscan(struct wpa_supplicant *wpa_s,
7479 char *cmd)
7480 {
7481 enum wpa_states state = wpa_s->wpa_state;
7482 char *new_params = NULL;
7483
7484 if (os_strlen(cmd) > 0) {
7485 new_params = os_strdup(cmd);
7486 if (new_params == NULL)
7487 return -1;
7488 }
7489
7490 os_free(wpa_s->conf->autoscan);
7491 wpa_s->conf->autoscan = new_params;
7492
7493 if (wpa_s->conf->autoscan == NULL)
7494 autoscan_deinit(wpa_s);
7495 else if (state == WPA_DISCONNECTED || state == WPA_INACTIVE)
7496 autoscan_init(wpa_s, 1);
7497 else if (state == WPA_SCANNING)
7498 wpa_supplicant_reinit_autoscan(wpa_s);
7499 else
7500 wpa_printf(MSG_DEBUG, "No autoscan update in state %s",
7501 wpa_supplicant_state_txt(state));
7502
7503 return 0;
7504 }
7505
7506 #endif /* CONFIG_AUTOSCAN */
7507
7508
7509 #ifdef CONFIG_WNM
7510
wpas_ctrl_iface_wnm_sleep(struct wpa_supplicant * wpa_s,char * cmd)7511 static int wpas_ctrl_iface_wnm_sleep(struct wpa_supplicant *wpa_s, char *cmd)
7512 {
7513 int enter;
7514 int intval = 0;
7515 char *pos;
7516 int ret;
7517 struct wpabuf *tfs_req = NULL;
7518
7519 if (os_strncmp(cmd, "enter", 5) == 0)
7520 enter = 1;
7521 else if (os_strncmp(cmd, "exit", 4) == 0)
7522 enter = 0;
7523 else
7524 return -1;
7525
7526 pos = os_strstr(cmd, " interval=");
7527 if (pos)
7528 intval = atoi(pos + 10);
7529
7530 pos = os_strstr(cmd, " tfs_req=");
7531 if (pos) {
7532 char *end;
7533 size_t len;
7534 pos += 9;
7535 end = os_strchr(pos, ' ');
7536 if (end)
7537 len = end - pos;
7538 else
7539 len = os_strlen(pos);
7540 if (len & 1)
7541 return -1;
7542 len /= 2;
7543 tfs_req = wpabuf_alloc(len);
7544 if (tfs_req == NULL)
7545 return -1;
7546 if (hexstr2bin(pos, wpabuf_put(tfs_req, len), len) < 0) {
7547 wpabuf_free(tfs_req);
7548 return -1;
7549 }
7550 }
7551
7552 ret = ieee802_11_send_wnmsleep_req(wpa_s, enter ? WNM_SLEEP_MODE_ENTER :
7553 WNM_SLEEP_MODE_EXIT, intval,
7554 tfs_req);
7555 wpabuf_free(tfs_req);
7556
7557 return ret;
7558 }
7559
7560
wpas_ctrl_iface_wnm_bss_query(struct wpa_supplicant * wpa_s,char * cmd)7561 static int wpas_ctrl_iface_wnm_bss_query(struct wpa_supplicant *wpa_s, char *cmd)
7562 {
7563 int query_reason, list = 0;
7564 char *btm_candidates = NULL;
7565
7566 query_reason = atoi(cmd);
7567
7568 cmd = os_strchr(cmd, ' ');
7569 if (cmd) {
7570 if (os_strncmp(cmd, " list", 5) == 0)
7571 list = 1;
7572 else
7573 btm_candidates = cmd;
7574 }
7575
7576 wpa_printf(MSG_DEBUG,
7577 "CTRL_IFACE: WNM_BSS_QUERY query_reason=%d%s",
7578 query_reason, list ? " candidate list" : "");
7579
7580 return wnm_send_bss_transition_mgmt_query(wpa_s, query_reason,
7581 btm_candidates,
7582 list);
7583 }
7584
7585
wpas_ctrl_iface_coloc_intf_report(struct wpa_supplicant * wpa_s,char * cmd)7586 static int wpas_ctrl_iface_coloc_intf_report(struct wpa_supplicant *wpa_s,
7587 char *cmd)
7588 {
7589 struct wpabuf *elems;
7590 int ret;
7591
7592 elems = wpabuf_parse_bin(cmd);
7593 if (!elems)
7594 return -1;
7595
7596 ret = wnm_send_coloc_intf_report(wpa_s, 0, elems);
7597 wpabuf_free(elems);
7598 return ret;
7599 }
7600
7601 #endif /* CONFIG_WNM */
7602
7603
wpa_supplicant_signal_poll(struct wpa_supplicant * wpa_s,char * buf,size_t buflen)7604 static int wpa_supplicant_signal_poll(struct wpa_supplicant *wpa_s, char *buf,
7605 size_t buflen)
7606 {
7607 struct wpa_signal_info si;
7608 int ret;
7609 char *pos, *end;
7610
7611 ret = wpa_drv_signal_poll(wpa_s, &si);
7612 if (ret)
7613 return -1;
7614
7615 pos = buf;
7616 end = buf + buflen;
7617
7618 ret = os_snprintf(pos, end - pos, "RSSI=%d\nLINKSPEED=%d\n"
7619 "NOISE=%d\nFREQUENCY=%u\n",
7620 si.current_signal, si.current_txrate / 1000,
7621 si.current_noise, si.frequency);
7622 if (os_snprintf_error(end - pos, ret))
7623 return -1;
7624 pos += ret;
7625
7626 if (si.chanwidth != CHAN_WIDTH_UNKNOWN) {
7627 ret = os_snprintf(pos, end - pos, "WIDTH=%s\n",
7628 channel_width_to_string(si.chanwidth));
7629 if (os_snprintf_error(end - pos, ret))
7630 return -1;
7631 pos += ret;
7632 }
7633
7634 if (si.center_frq1 > 0) {
7635 ret = os_snprintf(pos, end - pos, "CENTER_FRQ1=%d\n",
7636 si.center_frq1);
7637 if (os_snprintf_error(end - pos, ret))
7638 return -1;
7639 pos += ret;
7640 }
7641
7642 if (si.center_frq2 > 0) {
7643 ret = os_snprintf(pos, end - pos, "CENTER_FRQ2=%d\n",
7644 si.center_frq2);
7645 if (os_snprintf_error(end - pos, ret))
7646 return -1;
7647 pos += ret;
7648 }
7649
7650 if (si.avg_signal) {
7651 ret = os_snprintf(pos, end - pos,
7652 "AVG_RSSI=%d\n", si.avg_signal);
7653 if (os_snprintf_error(end - pos, ret))
7654 return -1;
7655 pos += ret;
7656 }
7657
7658 if (si.avg_beacon_signal) {
7659 ret = os_snprintf(pos, end - pos,
7660 "AVG_BEACON_RSSI=%d\n", si.avg_beacon_signal);
7661 if (os_snprintf_error(end - pos, ret))
7662 return -1;
7663 pos += ret;
7664 }
7665
7666 return pos - buf;
7667 }
7668
7669
wpas_ctrl_iface_signal_monitor(struct wpa_supplicant * wpa_s,const char * cmd)7670 static int wpas_ctrl_iface_signal_monitor(struct wpa_supplicant *wpa_s,
7671 const char *cmd)
7672 {
7673 const char *pos;
7674 int threshold = 0;
7675 int hysteresis = 0;
7676
7677 if (wpa_s->bgscan && wpa_s->bgscan_priv) {
7678 wpa_printf(MSG_DEBUG,
7679 "Reject SIGNAL_MONITOR command - bgscan is active");
7680 return -1;
7681 }
7682 pos = os_strstr(cmd, "THRESHOLD=");
7683 if (pos)
7684 threshold = atoi(pos + 10);
7685 pos = os_strstr(cmd, "HYSTERESIS=");
7686 if (pos)
7687 hysteresis = atoi(pos + 11);
7688 return wpa_drv_signal_monitor(wpa_s, threshold, hysteresis);
7689 }
7690
7691
7692 #ifdef CONFIG_TESTING_OPTIONS
wpas_ctrl_iface_get_pref_freq_list_override(struct wpa_supplicant * wpa_s,enum wpa_driver_if_type if_type,unsigned int * num,unsigned int * freq_list)7693 int wpas_ctrl_iface_get_pref_freq_list_override(struct wpa_supplicant *wpa_s,
7694 enum wpa_driver_if_type if_type,
7695 unsigned int *num,
7696 unsigned int *freq_list)
7697 {
7698 char *pos = wpa_s->get_pref_freq_list_override;
7699 char *end;
7700 unsigned int count = 0;
7701
7702 /* Override string format:
7703 * <if_type1>:<freq1>,<freq2>,... <if_type2>:... */
7704
7705 while (pos) {
7706 if (atoi(pos) == (int) if_type)
7707 break;
7708 pos = os_strchr(pos, ' ');
7709 if (pos)
7710 pos++;
7711 }
7712 if (!pos)
7713 return -1;
7714 pos = os_strchr(pos, ':');
7715 if (!pos)
7716 return -1;
7717 pos++;
7718 end = os_strchr(pos, ' ');
7719 while (pos && (!end || pos < end) && count < *num) {
7720 freq_list[count++] = atoi(pos);
7721 pos = os_strchr(pos, ',');
7722 if (pos)
7723 pos++;
7724 }
7725
7726 *num = count;
7727 return 0;
7728 }
7729 #endif /* CONFIG_TESTING_OPTIONS */
7730
7731
wpas_ctrl_iface_get_pref_freq_list(struct wpa_supplicant * wpa_s,char * cmd,char * buf,size_t buflen)7732 static int wpas_ctrl_iface_get_pref_freq_list(
7733 struct wpa_supplicant *wpa_s, char *cmd, char *buf, size_t buflen)
7734 {
7735 unsigned int freq_list[100], num = 100, i;
7736 int ret;
7737 enum wpa_driver_if_type iface_type;
7738 char *pos, *end;
7739
7740 pos = buf;
7741 end = buf + buflen;
7742
7743 /* buf: "<interface_type>" */
7744 if (os_strcmp(cmd, "STATION") == 0)
7745 iface_type = WPA_IF_STATION;
7746 else if (os_strcmp(cmd, "AP") == 0)
7747 iface_type = WPA_IF_AP_BSS;
7748 else if (os_strcmp(cmd, "P2P_GO") == 0)
7749 iface_type = WPA_IF_P2P_GO;
7750 else if (os_strcmp(cmd, "P2P_CLIENT") == 0)
7751 iface_type = WPA_IF_P2P_CLIENT;
7752 else if (os_strcmp(cmd, "IBSS") == 0)
7753 iface_type = WPA_IF_IBSS;
7754 else if (os_strcmp(cmd, "TDLS") == 0)
7755 iface_type = WPA_IF_TDLS;
7756 else
7757 return -1;
7758
7759 wpa_printf(MSG_DEBUG,
7760 "CTRL_IFACE: GET_PREF_FREQ_LIST iface_type=%d (%s)",
7761 iface_type, cmd);
7762
7763 ret = wpa_drv_get_pref_freq_list(wpa_s, iface_type, &num, freq_list);
7764 if (ret)
7765 return -1;
7766
7767 for (i = 0; i < num; i++) {
7768 ret = os_snprintf(pos, end - pos, "%s%u",
7769 i > 0 ? "," : "", freq_list[i]);
7770 if (os_snprintf_error(end - pos, ret))
7771 return -1;
7772 pos += ret;
7773 }
7774
7775 return pos - buf;
7776 }
7777
7778
wpas_ctrl_iface_driver_flags(struct wpa_supplicant * wpa_s,char * buf,size_t buflen)7779 static int wpas_ctrl_iface_driver_flags(struct wpa_supplicant *wpa_s,
7780 char *buf, size_t buflen)
7781 {
7782 int ret, i;
7783 char *pos, *end;
7784
7785 ret = os_snprintf(buf, buflen, "%016llX:\n",
7786 (long long unsigned) wpa_s->drv_flags);
7787 if (os_snprintf_error(buflen, ret))
7788 return -1;
7789
7790 pos = buf + ret;
7791 end = buf + buflen;
7792
7793 for (i = 0; i < 64; i++) {
7794 if (wpa_s->drv_flags & (1LLU << i)) {
7795 ret = os_snprintf(pos, end - pos, "%s\n",
7796 driver_flag_to_string(1LLU << i));
7797 if (os_snprintf_error(end - pos, ret))
7798 return -1;
7799 pos += ret;
7800 }
7801 }
7802
7803 return pos - buf;
7804 }
7805
7806
wpa_supplicant_pktcnt_poll(struct wpa_supplicant * wpa_s,char * buf,size_t buflen)7807 static int wpa_supplicant_pktcnt_poll(struct wpa_supplicant *wpa_s, char *buf,
7808 size_t buflen)
7809 {
7810 struct hostap_sta_driver_data sta;
7811 int ret;
7812
7813 ret = wpa_drv_pktcnt_poll(wpa_s, &sta);
7814 if (ret)
7815 return -1;
7816
7817 ret = os_snprintf(buf, buflen, "TXGOOD=%lu\nTXBAD=%lu\nRXGOOD=%lu\n",
7818 sta.tx_packets, sta.tx_retry_failed, sta.rx_packets);
7819 if (os_snprintf_error(buflen, ret))
7820 return -1;
7821 return ret;
7822 }
7823
7824
7825 #ifdef ANDROID
wpa_supplicant_driver_cmd(struct wpa_supplicant * wpa_s,char * cmd,char * buf,size_t buflen)7826 static int wpa_supplicant_driver_cmd(struct wpa_supplicant *wpa_s, char *cmd,
7827 char *buf, size_t buflen)
7828 {
7829 int ret;
7830
7831 ret = wpa_drv_driver_cmd(wpa_s, cmd, buf, buflen);
7832 if (ret == 0) {
7833 if (os_strncasecmp(cmd, "COUNTRY", 7) == 0) {
7834 struct p2p_data *p2p = wpa_s->global->p2p;
7835 if (p2p) {
7836 char country[3];
7837 country[0] = cmd[8];
7838 country[1] = cmd[9];
7839 country[2] = 0x04;
7840 p2p_set_country(p2p, country);
7841 }
7842 }
7843 ret = os_snprintf(buf, buflen, "%s\n", "OK");
7844 if (os_snprintf_error(buflen, ret))
7845 ret = -1;
7846 }
7847 return ret;
7848 }
7849 #endif /* ANDROID */
7850
7851
wpa_supplicant_vendor_cmd(struct wpa_supplicant * wpa_s,char * cmd,char * buf,size_t buflen)7852 static int wpa_supplicant_vendor_cmd(struct wpa_supplicant *wpa_s, char *cmd,
7853 char *buf, size_t buflen)
7854 {
7855 int ret;
7856 char *pos;
7857 u8 *data = NULL;
7858 unsigned int vendor_id, subcmd;
7859 struct wpabuf *reply;
7860 size_t data_len = 0;
7861
7862 /* cmd: <vendor id> <subcommand id> [<hex formatted data>] */
7863 vendor_id = strtoul(cmd, &pos, 16);
7864 if (!isblank((unsigned char) *pos))
7865 return -EINVAL;
7866
7867 subcmd = strtoul(pos, &pos, 10);
7868
7869 if (*pos != '\0') {
7870 if (!isblank((unsigned char) *pos++))
7871 return -EINVAL;
7872 data_len = os_strlen(pos);
7873 }
7874
7875 if (data_len) {
7876 data_len /= 2;
7877 data = os_malloc(data_len);
7878 if (!data)
7879 return -1;
7880
7881 if (hexstr2bin(pos, data, data_len)) {
7882 wpa_printf(MSG_DEBUG,
7883 "Vendor command: wrong parameter format");
7884 os_free(data);
7885 return -EINVAL;
7886 }
7887 }
7888
7889 reply = wpabuf_alloc((buflen - 1) / 2);
7890 if (!reply) {
7891 os_free(data);
7892 return -1;
7893 }
7894
7895 ret = wpa_drv_vendor_cmd(wpa_s, vendor_id, subcmd, data, data_len,
7896 reply);
7897
7898 if (ret == 0)
7899 ret = wpa_snprintf_hex(buf, buflen, wpabuf_head_u8(reply),
7900 wpabuf_len(reply));
7901
7902 wpabuf_free(reply);
7903 os_free(data);
7904
7905 return ret;
7906 }
7907
7908
wpa_supplicant_ctrl_iface_flush(struct wpa_supplicant * wpa_s)7909 static void wpa_supplicant_ctrl_iface_flush(struct wpa_supplicant *wpa_s)
7910 {
7911 #ifdef CONFIG_P2P
7912 struct wpa_supplicant *p2p_wpa_s = wpa_s->global->p2p_init_wpa_s ?
7913 wpa_s->global->p2p_init_wpa_s : wpa_s;
7914 #endif /* CONFIG_P2P */
7915
7916 wpa_dbg(wpa_s, MSG_DEBUG, "Flush all wpa_supplicant state");
7917
7918 if (wpas_abort_ongoing_scan(wpa_s) == 0)
7919 wpa_s->ignore_post_flush_scan_res = 1;
7920
7921 if (wpa_s->wpa_state >= WPA_AUTHENTICATING) {
7922 /*
7923 * Avoid possible auto connect re-connection on getting
7924 * disconnected due to state flush.
7925 */
7926 wpa_supplicant_set_state(wpa_s, WPA_DISCONNECTED);
7927 }
7928
7929 #ifdef CONFIG_P2P
7930 wpas_p2p_group_remove(p2p_wpa_s, "*");
7931 wpas_p2p_cancel(p2p_wpa_s);
7932 p2p_ctrl_flush(p2p_wpa_s);
7933 wpas_p2p_service_flush(p2p_wpa_s);
7934 p2p_wpa_s->global->p2p_disabled = 0;
7935 p2p_wpa_s->global->p2p_per_sta_psk = 0;
7936 p2p_wpa_s->conf->num_sec_device_types = 0;
7937 p2p_wpa_s->p2p_disable_ip_addr_req = 0;
7938 os_free(p2p_wpa_s->global->p2p_go_avoid_freq.range);
7939 p2p_wpa_s->global->p2p_go_avoid_freq.range = NULL;
7940 p2p_wpa_s->global->p2p_go_avoid_freq.num = 0;
7941 p2p_wpa_s->global->pending_p2ps_group = 0;
7942 p2p_wpa_s->global->pending_p2ps_group_freq = 0;
7943 #endif /* CONFIG_P2P */
7944
7945 #ifdef CONFIG_WPS_TESTING
7946 wps_version_number = 0x20;
7947 wps_testing_dummy_cred = 0;
7948 wps_corrupt_pkhash = 0;
7949 wps_force_auth_types_in_use = 0;
7950 wps_force_encr_types_in_use = 0;
7951 #endif /* CONFIG_WPS_TESTING */
7952 #ifdef CONFIG_WPS
7953 wpa_s->wps_fragment_size = 0;
7954 wpas_wps_cancel(wpa_s);
7955 wps_registrar_flush(wpa_s->wps->registrar);
7956 #endif /* CONFIG_WPS */
7957 wpa_s->after_wps = 0;
7958 wpa_s->known_wps_freq = 0;
7959
7960 #ifdef CONFIG_DPP
7961 wpas_dpp_deinit(wpa_s);
7962 wpa_s->dpp_init_max_tries = 0;
7963 wpa_s->dpp_init_retry_time = 0;
7964 wpa_s->dpp_resp_wait_time = 0;
7965 wpa_s->dpp_resp_max_tries = 0;
7966 wpa_s->dpp_resp_retry_time = 0;
7967 #ifdef CONFIG_TESTING_OPTIONS
7968 os_memset(dpp_pkex_own_mac_override, 0, ETH_ALEN);
7969 os_memset(dpp_pkex_peer_mac_override, 0, ETH_ALEN);
7970 dpp_pkex_ephemeral_key_override_len = 0;
7971 dpp_protocol_key_override_len = 0;
7972 dpp_nonce_override_len = 0;
7973 #endif /* CONFIG_TESTING_OPTIONS */
7974 #endif /* CONFIG_DPP */
7975
7976 #ifdef CONFIG_TDLS
7977 #ifdef CONFIG_TDLS_TESTING
7978 tdls_testing = 0;
7979 #endif /* CONFIG_TDLS_TESTING */
7980 wpa_drv_tdls_oper(wpa_s, TDLS_ENABLE, NULL);
7981 wpa_tdls_enable(wpa_s->wpa, 1);
7982 #endif /* CONFIG_TDLS */
7983
7984 eloop_cancel_timeout(wpa_supplicant_stop_countermeasures, wpa_s, NULL);
7985 wpa_supplicant_stop_countermeasures(wpa_s, NULL);
7986
7987 wpa_s->no_keep_alive = 0;
7988 wpa_s->own_disconnect_req = 0;
7989
7990 os_free(wpa_s->disallow_aps_bssid);
7991 wpa_s->disallow_aps_bssid = NULL;
7992 wpa_s->disallow_aps_bssid_count = 0;
7993 os_free(wpa_s->disallow_aps_ssid);
7994 wpa_s->disallow_aps_ssid = NULL;
7995 wpa_s->disallow_aps_ssid_count = 0;
7996
7997 wpa_s->set_sta_uapsd = 0;
7998 wpa_s->sta_uapsd = 0;
7999
8000 wpa_drv_radio_disable(wpa_s, 0);
8001 wpa_blacklist_clear(wpa_s);
8002 wpa_s->extra_blacklist_count = 0;
8003 wpa_supplicant_ctrl_iface_remove_network(wpa_s, "all");
8004 wpa_supplicant_ctrl_iface_remove_cred(wpa_s, "all");
8005 wpa_config_flush_blobs(wpa_s->conf);
8006 wpa_s->conf->auto_interworking = 0;
8007 wpa_s->conf->okc = 0;
8008
8009 wpa_sm_pmksa_cache_flush(wpa_s->wpa, NULL);
8010 rsn_preauth_deinit(wpa_s->wpa);
8011
8012 wpa_sm_set_param(wpa_s->wpa, RSNA_PMK_LIFETIME, 43200);
8013 wpa_sm_set_param(wpa_s->wpa, RSNA_PMK_REAUTH_THRESHOLD, 70);
8014 wpa_sm_set_param(wpa_s->wpa, RSNA_SA_TIMEOUT, 60);
8015 eapol_sm_notify_logoff(wpa_s->eapol, FALSE);
8016
8017 radio_remove_works(wpa_s, NULL, 1);
8018 wpa_s->ext_work_in_progress = 0;
8019
8020 wpa_s->next_ssid = NULL;
8021
8022 #ifdef CONFIG_INTERWORKING
8023 #ifdef CONFIG_HS20
8024 hs20_cancel_fetch_osu(wpa_s);
8025 hs20_del_icon(wpa_s, NULL, NULL);
8026 #endif /* CONFIG_HS20 */
8027 #endif /* CONFIG_INTERWORKING */
8028
8029 wpa_s->ext_mgmt_frame_handling = 0;
8030 wpa_s->ext_eapol_frame_io = 0;
8031 #ifdef CONFIG_TESTING_OPTIONS
8032 wpa_s->extra_roc_dur = 0;
8033 wpa_s->test_failure = WPAS_TEST_FAILURE_NONE;
8034 wpa_s->p2p_go_csa_on_inv = 0;
8035 wpa_s->ignore_auth_resp = 0;
8036 wpa_s->ignore_assoc_disallow = 0;
8037 wpa_s->testing_resend_assoc = 0;
8038 wpa_s->reject_btm_req_reason = 0;
8039 wpa_sm_set_test_assoc_ie(wpa_s->wpa, NULL);
8040 os_free(wpa_s->get_pref_freq_list_override);
8041 wpa_s->get_pref_freq_list_override = NULL;
8042 wpabuf_free(wpa_s->sae_commit_override);
8043 wpa_s->sae_commit_override = NULL;
8044 #ifdef CONFIG_DPP
8045 os_free(wpa_s->dpp_config_obj_override);
8046 wpa_s->dpp_config_obj_override = NULL;
8047 os_free(wpa_s->dpp_discovery_override);
8048 wpa_s->dpp_discovery_override = NULL;
8049 os_free(wpa_s->dpp_groups_override);
8050 wpa_s->dpp_groups_override = NULL;
8051 dpp_test = DPP_TEST_DISABLED;
8052 #endif /* CONFIG_DPP */
8053 #endif /* CONFIG_TESTING_OPTIONS */
8054
8055 wpa_s->disconnected = 0;
8056 os_free(wpa_s->next_scan_freqs);
8057 wpa_s->next_scan_freqs = NULL;
8058 os_free(wpa_s->select_network_scan_freqs);
8059 wpa_s->select_network_scan_freqs = NULL;
8060
8061 wpa_bss_flush(wpa_s);
8062 if (!dl_list_empty(&wpa_s->bss)) {
8063 wpa_printf(MSG_DEBUG,
8064 "BSS table not empty after flush: %u entries, current_bss=%p bssid="
8065 MACSTR " pending_bssid=" MACSTR,
8066 dl_list_len(&wpa_s->bss), wpa_s->current_bss,
8067 MAC2STR(wpa_s->bssid),
8068 MAC2STR(wpa_s->pending_bssid));
8069 }
8070
8071 eloop_cancel_timeout(wpas_network_reenabled, wpa_s, NULL);
8072 wpa_s->wnmsleep_used = 0;
8073
8074 #ifdef CONFIG_SME
8075 wpa_s->sme.last_unprot_disconnect.sec = 0;
8076 #endif /* CONFIG_SME */
8077
8078 wpabuf_free(wpa_s->ric_ies);
8079 wpa_s->ric_ies = NULL;
8080
8081 wpa_supplicant_update_channel_list(wpa_s, NULL);
8082
8083 free_bss_tmp_disallowed(wpa_s);
8084 }
8085
8086
wpas_ctrl_radio_work_show(struct wpa_supplicant * wpa_s,char * buf,size_t buflen)8087 static int wpas_ctrl_radio_work_show(struct wpa_supplicant *wpa_s,
8088 char *buf, size_t buflen)
8089 {
8090 struct wpa_radio_work *work;
8091 char *pos, *end;
8092 struct os_reltime now, diff;
8093
8094 pos = buf;
8095 end = buf + buflen;
8096
8097 os_get_reltime(&now);
8098
8099 dl_list_for_each(work, &wpa_s->radio->work, struct wpa_radio_work, list)
8100 {
8101 int ret;
8102
8103 os_reltime_sub(&now, &work->time, &diff);
8104 ret = os_snprintf(pos, end - pos, "%s@%s:%u:%u:%ld.%06ld\n",
8105 work->type, work->wpa_s->ifname, work->freq,
8106 work->started, diff.sec, diff.usec);
8107 if (os_snprintf_error(end - pos, ret))
8108 break;
8109 pos += ret;
8110 }
8111
8112 return pos - buf;
8113 }
8114
8115
wpas_ctrl_radio_work_timeout(void * eloop_ctx,void * timeout_ctx)8116 static void wpas_ctrl_radio_work_timeout(void *eloop_ctx, void *timeout_ctx)
8117 {
8118 struct wpa_radio_work *work = eloop_ctx;
8119 struct wpa_external_work *ework = work->ctx;
8120
8121 wpa_dbg(work->wpa_s, MSG_DEBUG,
8122 "Timing out external radio work %u (%s)",
8123 ework->id, work->type);
8124 wpa_msg(work->wpa_s, MSG_INFO, EXT_RADIO_WORK_TIMEOUT "%u", ework->id);
8125 work->wpa_s->ext_work_in_progress = 0;
8126 radio_work_done(work);
8127 os_free(ework);
8128 }
8129
8130
wpas_ctrl_radio_work_cb(struct wpa_radio_work * work,int deinit)8131 static void wpas_ctrl_radio_work_cb(struct wpa_radio_work *work, int deinit)
8132 {
8133 struct wpa_external_work *ework = work->ctx;
8134
8135 if (deinit) {
8136 if (work->started)
8137 eloop_cancel_timeout(wpas_ctrl_radio_work_timeout,
8138 work, NULL);
8139
8140 /*
8141 * work->type points to a buffer in ework, so need to replace
8142 * that here with a fixed string to avoid use of freed memory
8143 * in debug prints.
8144 */
8145 work->type = "freed-ext-work";
8146 work->ctx = NULL;
8147 os_free(ework);
8148 return;
8149 }
8150
8151 wpa_dbg(work->wpa_s, MSG_DEBUG, "Starting external radio work %u (%s)",
8152 ework->id, ework->type);
8153 wpa_msg(work->wpa_s, MSG_INFO, EXT_RADIO_WORK_START "%u", ework->id);
8154 work->wpa_s->ext_work_in_progress = 1;
8155 if (!ework->timeout)
8156 ework->timeout = 10;
8157 eloop_register_timeout(ework->timeout, 0, wpas_ctrl_radio_work_timeout,
8158 work, NULL);
8159 }
8160
8161
wpas_ctrl_radio_work_add(struct wpa_supplicant * wpa_s,char * cmd,char * buf,size_t buflen)8162 static int wpas_ctrl_radio_work_add(struct wpa_supplicant *wpa_s, char *cmd,
8163 char *buf, size_t buflen)
8164 {
8165 struct wpa_external_work *ework;
8166 char *pos, *pos2;
8167 size_t type_len;
8168 int ret;
8169 unsigned int freq = 0;
8170
8171 /* format: <name> [freq=<MHz>] [timeout=<seconds>] */
8172
8173 ework = os_zalloc(sizeof(*ework));
8174 if (ework == NULL)
8175 return -1;
8176
8177 pos = os_strchr(cmd, ' ');
8178 if (pos) {
8179 type_len = pos - cmd;
8180 pos++;
8181
8182 pos2 = os_strstr(pos, "freq=");
8183 if (pos2)
8184 freq = atoi(pos2 + 5);
8185
8186 pos2 = os_strstr(pos, "timeout=");
8187 if (pos2)
8188 ework->timeout = atoi(pos2 + 8);
8189 } else {
8190 type_len = os_strlen(cmd);
8191 }
8192 if (4 + type_len >= sizeof(ework->type))
8193 type_len = sizeof(ework->type) - 4 - 1;
8194 os_strlcpy(ework->type, "ext:", sizeof(ework->type));
8195 os_memcpy(ework->type + 4, cmd, type_len);
8196 ework->type[4 + type_len] = '\0';
8197
8198 wpa_s->ext_work_id++;
8199 if (wpa_s->ext_work_id == 0)
8200 wpa_s->ext_work_id++;
8201 ework->id = wpa_s->ext_work_id;
8202
8203 if (radio_add_work(wpa_s, freq, ework->type, 0, wpas_ctrl_radio_work_cb,
8204 ework) < 0) {
8205 os_free(ework);
8206 return -1;
8207 }
8208
8209 ret = os_snprintf(buf, buflen, "%u", ework->id);
8210 if (os_snprintf_error(buflen, ret))
8211 return -1;
8212 return ret;
8213 }
8214
8215
wpas_ctrl_radio_work_done(struct wpa_supplicant * wpa_s,char * cmd)8216 static int wpas_ctrl_radio_work_done(struct wpa_supplicant *wpa_s, char *cmd)
8217 {
8218 struct wpa_radio_work *work;
8219 unsigned int id = atoi(cmd);
8220
8221 dl_list_for_each(work, &wpa_s->radio->work, struct wpa_radio_work, list)
8222 {
8223 struct wpa_external_work *ework;
8224
8225 if (os_strncmp(work->type, "ext:", 4) != 0)
8226 continue;
8227 ework = work->ctx;
8228 if (id && ework->id != id)
8229 continue;
8230 wpa_dbg(wpa_s, MSG_DEBUG,
8231 "Completed external radio work %u (%s)",
8232 ework->id, ework->type);
8233 eloop_cancel_timeout(wpas_ctrl_radio_work_timeout, work, NULL);
8234 wpa_s->ext_work_in_progress = 0;
8235 radio_work_done(work);
8236 os_free(ework);
8237 return 3; /* "OK\n" */
8238 }
8239
8240 return -1;
8241 }
8242
8243
wpas_ctrl_radio_work(struct wpa_supplicant * wpa_s,char * cmd,char * buf,size_t buflen)8244 static int wpas_ctrl_radio_work(struct wpa_supplicant *wpa_s, char *cmd,
8245 char *buf, size_t buflen)
8246 {
8247 if (os_strcmp(cmd, "show") == 0)
8248 return wpas_ctrl_radio_work_show(wpa_s, buf, buflen);
8249 if (os_strncmp(cmd, "add ", 4) == 0)
8250 return wpas_ctrl_radio_work_add(wpa_s, cmd + 4, buf, buflen);
8251 if (os_strncmp(cmd, "done ", 5) == 0)
8252 return wpas_ctrl_radio_work_done(wpa_s, cmd + 4);
8253 return -1;
8254 }
8255
8256
wpas_ctrl_radio_work_flush(struct wpa_supplicant * wpa_s)8257 void wpas_ctrl_radio_work_flush(struct wpa_supplicant *wpa_s)
8258 {
8259 struct wpa_radio_work *work, *tmp;
8260
8261 if (!wpa_s || !wpa_s->radio)
8262 return;
8263
8264 dl_list_for_each_safe(work, tmp, &wpa_s->radio->work,
8265 struct wpa_radio_work, list) {
8266 struct wpa_external_work *ework;
8267
8268 if (os_strncmp(work->type, "ext:", 4) != 0)
8269 continue;
8270 ework = work->ctx;
8271 wpa_dbg(wpa_s, MSG_DEBUG,
8272 "Flushing%s external radio work %u (%s)",
8273 work->started ? " started" : "", ework->id,
8274 ework->type);
8275 if (work->started)
8276 eloop_cancel_timeout(wpas_ctrl_radio_work_timeout,
8277 work, NULL);
8278 radio_work_done(work);
8279 os_free(ework);
8280 }
8281 }
8282
8283
wpas_ctrl_eapol_response(void * eloop_ctx,void * timeout_ctx)8284 static void wpas_ctrl_eapol_response(void *eloop_ctx, void *timeout_ctx)
8285 {
8286 struct wpa_supplicant *wpa_s = eloop_ctx;
8287 eapol_sm_notify_ctrl_response(wpa_s->eapol);
8288 }
8289
8290
scan_id_list_parse(struct wpa_supplicant * wpa_s,const char * value,unsigned int * scan_id_count,int scan_id[])8291 static int scan_id_list_parse(struct wpa_supplicant *wpa_s, const char *value,
8292 unsigned int *scan_id_count, int scan_id[])
8293 {
8294 const char *pos = value;
8295
8296 while (pos) {
8297 if (*pos == ' ' || *pos == '\0')
8298 break;
8299 if (*scan_id_count == MAX_SCAN_ID)
8300 return -1;
8301 scan_id[(*scan_id_count)++] = atoi(pos);
8302 pos = os_strchr(pos, ',');
8303 if (pos)
8304 pos++;
8305 }
8306
8307 return 0;
8308 }
8309
8310
wpas_ctrl_scan(struct wpa_supplicant * wpa_s,char * params,char * reply,int reply_size,int * reply_len)8311 static void wpas_ctrl_scan(struct wpa_supplicant *wpa_s, char *params,
8312 char *reply, int reply_size, int *reply_len)
8313 {
8314 char *pos;
8315 unsigned int manual_scan_passive = 0;
8316 unsigned int manual_scan_use_id = 0;
8317 unsigned int manual_scan_only_new = 0;
8318 unsigned int scan_only = 0;
8319 unsigned int scan_id_count = 0;
8320 int scan_id[MAX_SCAN_ID];
8321 void (*scan_res_handler)(struct wpa_supplicant *wpa_s,
8322 struct wpa_scan_results *scan_res);
8323 int *manual_scan_freqs = NULL;
8324 struct wpa_ssid_value *ssid = NULL, *ns;
8325 unsigned int ssid_count = 0;
8326
8327 if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED) {
8328 *reply_len = -1;
8329 return;
8330 }
8331
8332 if (radio_work_pending(wpa_s, "scan")) {
8333 wpa_printf(MSG_DEBUG,
8334 "Pending scan scheduled - reject new request");
8335 *reply_len = os_snprintf(reply, reply_size, "FAIL-BUSY\n");
8336 return;
8337 }
8338
8339 #ifdef CONFIG_INTERWORKING
8340 if (wpa_s->fetch_anqp_in_progress || wpa_s->network_select) {
8341 wpa_printf(MSG_DEBUG,
8342 "Interworking select in progress - reject new scan");
8343 *reply_len = os_snprintf(reply, reply_size, "FAIL-BUSY\n");
8344 return;
8345 }
8346 #endif /* CONFIG_INTERWORKING */
8347
8348 if (params) {
8349 if (os_strncasecmp(params, "TYPE=ONLY", 9) == 0)
8350 scan_only = 1;
8351
8352 pos = os_strstr(params, "freq=");
8353 if (pos) {
8354 manual_scan_freqs = freq_range_to_channel_list(wpa_s,
8355 pos + 5);
8356 if (manual_scan_freqs == NULL) {
8357 *reply_len = -1;
8358 goto done;
8359 }
8360 }
8361
8362 pos = os_strstr(params, "passive=");
8363 if (pos)
8364 manual_scan_passive = !!atoi(pos + 8);
8365
8366 pos = os_strstr(params, "use_id=");
8367 if (pos)
8368 manual_scan_use_id = atoi(pos + 7);
8369
8370 pos = os_strstr(params, "only_new=1");
8371 if (pos)
8372 manual_scan_only_new = 1;
8373
8374 pos = os_strstr(params, "scan_id=");
8375 if (pos && scan_id_list_parse(wpa_s, pos + 8, &scan_id_count,
8376 scan_id) < 0) {
8377 *reply_len = -1;
8378 goto done;
8379 }
8380
8381 pos = os_strstr(params, "bssid=");
8382 if (pos) {
8383 u8 bssid[ETH_ALEN];
8384
8385 pos += 6;
8386 if (hwaddr_aton(pos, bssid)) {
8387 wpa_printf(MSG_ERROR, "Invalid BSSID %s", pos);
8388 *reply_len = -1;
8389 goto done;
8390 }
8391 os_memcpy(wpa_s->next_scan_bssid, bssid, ETH_ALEN);
8392 }
8393
8394 pos = params;
8395 while (pos && *pos != '\0') {
8396 if (os_strncmp(pos, "ssid ", 5) == 0) {
8397 char *end;
8398
8399 pos += 5;
8400 end = pos;
8401 while (*end) {
8402 if (*end == '\0' || *end == ' ')
8403 break;
8404 end++;
8405 }
8406
8407 ns = os_realloc_array(
8408 ssid, ssid_count + 1,
8409 sizeof(struct wpa_ssid_value));
8410 if (ns == NULL) {
8411 *reply_len = -1;
8412 goto done;
8413 }
8414 ssid = ns;
8415
8416 if ((end - pos) & 0x01 ||
8417 end - pos > 2 * SSID_MAX_LEN ||
8418 hexstr2bin(pos, ssid[ssid_count].ssid,
8419 (end - pos) / 2) < 0) {
8420 wpa_printf(MSG_DEBUG,
8421 "Invalid SSID value '%s'",
8422 pos);
8423 *reply_len = -1;
8424 goto done;
8425 }
8426 ssid[ssid_count].ssid_len = (end - pos) / 2;
8427 wpa_hexdump_ascii(MSG_DEBUG, "scan SSID",
8428 ssid[ssid_count].ssid,
8429 ssid[ssid_count].ssid_len);
8430 ssid_count++;
8431 pos = end;
8432 }
8433
8434 pos = os_strchr(pos, ' ');
8435 if (pos)
8436 pos++;
8437 }
8438 }
8439
8440 wpa_s->num_ssids_from_scan_req = ssid_count;
8441 os_free(wpa_s->ssids_from_scan_req);
8442 if (ssid_count) {
8443 wpa_s->ssids_from_scan_req = ssid;
8444 ssid = NULL;
8445 } else {
8446 wpa_s->ssids_from_scan_req = NULL;
8447 }
8448
8449 if (scan_only)
8450 scan_res_handler = scan_only_handler;
8451 else if (wpa_s->scan_res_handler == scan_only_handler)
8452 scan_res_handler = NULL;
8453 else
8454 scan_res_handler = wpa_s->scan_res_handler;
8455
8456 if (!wpa_s->sched_scanning && !wpa_s->scanning &&
8457 ((wpa_s->wpa_state <= WPA_SCANNING) ||
8458 (wpa_s->wpa_state == WPA_COMPLETED))) {
8459 wpa_s->manual_scan_passive = manual_scan_passive;
8460 wpa_s->manual_scan_use_id = manual_scan_use_id;
8461 wpa_s->manual_scan_only_new = manual_scan_only_new;
8462 wpa_s->scan_id_count = scan_id_count;
8463 os_memcpy(wpa_s->scan_id, scan_id, scan_id_count * sizeof(int));
8464 wpa_s->scan_res_handler = scan_res_handler;
8465 os_free(wpa_s->manual_scan_freqs);
8466 wpa_s->manual_scan_freqs = manual_scan_freqs;
8467 manual_scan_freqs = NULL;
8468
8469 wpa_s->normal_scans = 0;
8470 wpa_s->scan_req = MANUAL_SCAN_REQ;
8471 wpa_s->after_wps = 0;
8472 wpa_s->known_wps_freq = 0;
8473 wpa_supplicant_req_scan(wpa_s, 0, 0);
8474 if (wpa_s->manual_scan_use_id) {
8475 wpa_s->manual_scan_id++;
8476 wpa_dbg(wpa_s, MSG_DEBUG, "Assigned scan id %u",
8477 wpa_s->manual_scan_id);
8478 *reply_len = os_snprintf(reply, reply_size, "%u\n",
8479 wpa_s->manual_scan_id);
8480 }
8481 } else if (wpa_s->sched_scanning) {
8482 wpa_s->manual_scan_passive = manual_scan_passive;
8483 wpa_s->manual_scan_use_id = manual_scan_use_id;
8484 wpa_s->manual_scan_only_new = manual_scan_only_new;
8485 wpa_s->scan_id_count = scan_id_count;
8486 os_memcpy(wpa_s->scan_id, scan_id, scan_id_count * sizeof(int));
8487 wpa_s->scan_res_handler = scan_res_handler;
8488 os_free(wpa_s->manual_scan_freqs);
8489 wpa_s->manual_scan_freqs = manual_scan_freqs;
8490 manual_scan_freqs = NULL;
8491
8492 wpa_printf(MSG_DEBUG, "Stop ongoing sched_scan to allow requested full scan to proceed");
8493 wpa_supplicant_cancel_sched_scan(wpa_s);
8494 wpa_s->scan_req = MANUAL_SCAN_REQ;
8495 wpa_supplicant_req_scan(wpa_s, 0, 0);
8496 if (wpa_s->manual_scan_use_id) {
8497 wpa_s->manual_scan_id++;
8498 *reply_len = os_snprintf(reply, reply_size, "%u\n",
8499 wpa_s->manual_scan_id);
8500 wpa_dbg(wpa_s, MSG_DEBUG, "Assigned scan id %u",
8501 wpa_s->manual_scan_id);
8502 }
8503 } else {
8504 wpa_printf(MSG_DEBUG, "Ongoing scan action - reject new request");
8505 *reply_len = os_snprintf(reply, reply_size, "FAIL-BUSY\n");
8506 }
8507
8508 done:
8509 os_free(manual_scan_freqs);
8510 os_free(ssid);
8511 }
8512
8513
8514 #ifdef CONFIG_TESTING_OPTIONS
8515
wpas_ctrl_iface_mgmt_tx_cb(struct wpa_supplicant * wpa_s,unsigned int freq,const u8 * dst,const u8 * src,const u8 * bssid,const u8 * data,size_t data_len,enum offchannel_send_action_result result)8516 static void wpas_ctrl_iface_mgmt_tx_cb(struct wpa_supplicant *wpa_s,
8517 unsigned int freq, const u8 *dst,
8518 const u8 *src, const u8 *bssid,
8519 const u8 *data, size_t data_len,
8520 enum offchannel_send_action_result
8521 result)
8522 {
8523 wpa_msg(wpa_s, MSG_INFO, "MGMT-TX-STATUS freq=%u dst=" MACSTR
8524 " src=" MACSTR " bssid=" MACSTR " result=%s",
8525 freq, MAC2STR(dst), MAC2STR(src), MAC2STR(bssid),
8526 result == OFFCHANNEL_SEND_ACTION_SUCCESS ?
8527 "SUCCESS" : (result == OFFCHANNEL_SEND_ACTION_NO_ACK ?
8528 "NO_ACK" : "FAILED"));
8529 }
8530
8531
wpas_ctrl_iface_mgmt_tx(struct wpa_supplicant * wpa_s,char * cmd)8532 static int wpas_ctrl_iface_mgmt_tx(struct wpa_supplicant *wpa_s, char *cmd)
8533 {
8534 char *pos, *param;
8535 size_t len;
8536 u8 *buf, da[ETH_ALEN], bssid[ETH_ALEN];
8537 int res, used;
8538 int freq = 0, no_cck = 0, wait_time = 0;
8539
8540 /* <DA> <BSSID> [freq=<MHz>] [wait_time=<ms>] [no_cck=1]
8541 * <action=Action frame payload> */
8542
8543 wpa_printf(MSG_DEBUG, "External MGMT TX: %s", cmd);
8544
8545 pos = cmd;
8546 used = hwaddr_aton2(pos, da);
8547 if (used < 0)
8548 return -1;
8549 pos += used;
8550 while (*pos == ' ')
8551 pos++;
8552 used = hwaddr_aton2(pos, bssid);
8553 if (used < 0)
8554 return -1;
8555 pos += used;
8556
8557 param = os_strstr(pos, " freq=");
8558 if (param) {
8559 param += 6;
8560 freq = atoi(param);
8561 }
8562
8563 param = os_strstr(pos, " no_cck=");
8564 if (param) {
8565 param += 8;
8566 no_cck = atoi(param);
8567 }
8568
8569 param = os_strstr(pos, " wait_time=");
8570 if (param) {
8571 param += 11;
8572 wait_time = atoi(param);
8573 }
8574
8575 param = os_strstr(pos, " action=");
8576 if (param == NULL)
8577 return -1;
8578 param += 8;
8579
8580 len = os_strlen(param);
8581 if (len & 1)
8582 return -1;
8583 len /= 2;
8584
8585 buf = os_malloc(len);
8586 if (buf == NULL)
8587 return -1;
8588
8589 if (hexstr2bin(param, buf, len) < 0) {
8590 os_free(buf);
8591 return -1;
8592 }
8593
8594 res = offchannel_send_action(wpa_s, freq, da, wpa_s->own_addr, bssid,
8595 buf, len, wait_time,
8596 wpas_ctrl_iface_mgmt_tx_cb, no_cck);
8597 os_free(buf);
8598 return res;
8599 }
8600
8601
wpas_ctrl_iface_mgmt_tx_done(struct wpa_supplicant * wpa_s)8602 static void wpas_ctrl_iface_mgmt_tx_done(struct wpa_supplicant *wpa_s)
8603 {
8604 wpa_printf(MSG_DEBUG, "External MGMT TX - done waiting");
8605 offchannel_send_action_done(wpa_s);
8606 }
8607
8608
wpas_ctrl_iface_mgmt_rx_process(struct wpa_supplicant * wpa_s,char * cmd)8609 static int wpas_ctrl_iface_mgmt_rx_process(struct wpa_supplicant *wpa_s,
8610 char *cmd)
8611 {
8612 char *pos, *param;
8613 size_t len;
8614 u8 *buf;
8615 int freq = 0, datarate = 0, ssi_signal = 0;
8616 union wpa_event_data event;
8617
8618 if (!wpa_s->ext_mgmt_frame_handling)
8619 return -1;
8620
8621 /* freq=<MHz> datarate=<val> ssi_signal=<val> frame=<frame hexdump> */
8622
8623 wpa_printf(MSG_DEBUG, "External MGMT RX process: %s", cmd);
8624
8625 pos = cmd;
8626 param = os_strstr(pos, "freq=");
8627 if (param) {
8628 param += 5;
8629 freq = atoi(param);
8630 }
8631
8632 param = os_strstr(pos, " datarate=");
8633 if (param) {
8634 param += 10;
8635 datarate = atoi(param);
8636 }
8637
8638 param = os_strstr(pos, " ssi_signal=");
8639 if (param) {
8640 param += 12;
8641 ssi_signal = atoi(param);
8642 }
8643
8644 param = os_strstr(pos, " frame=");
8645 if (param == NULL)
8646 return -1;
8647 param += 7;
8648
8649 len = os_strlen(param);
8650 if (len & 1)
8651 return -1;
8652 len /= 2;
8653
8654 buf = os_malloc(len);
8655 if (buf == NULL)
8656 return -1;
8657
8658 if (hexstr2bin(param, buf, len) < 0) {
8659 os_free(buf);
8660 return -1;
8661 }
8662
8663 os_memset(&event, 0, sizeof(event));
8664 event.rx_mgmt.freq = freq;
8665 event.rx_mgmt.frame = buf;
8666 event.rx_mgmt.frame_len = len;
8667 event.rx_mgmt.ssi_signal = ssi_signal;
8668 event.rx_mgmt.datarate = datarate;
8669 wpa_s->ext_mgmt_frame_handling = 0;
8670 wpa_supplicant_event(wpa_s, EVENT_RX_MGMT, &event);
8671 wpa_s->ext_mgmt_frame_handling = 1;
8672
8673 os_free(buf);
8674
8675 return 0;
8676 }
8677
8678
wpas_ctrl_iface_driver_scan_res(struct wpa_supplicant * wpa_s,char * param)8679 static int wpas_ctrl_iface_driver_scan_res(struct wpa_supplicant *wpa_s,
8680 char *param)
8681 {
8682 struct wpa_scan_res *res;
8683 struct os_reltime now;
8684 char *pos, *end;
8685 int ret = -1;
8686
8687 if (!param)
8688 return -1;
8689
8690 if (os_strcmp(param, "START") == 0) {
8691 wpa_bss_update_start(wpa_s);
8692 return 0;
8693 }
8694
8695 if (os_strcmp(param, "END") == 0) {
8696 wpa_bss_update_end(wpa_s, NULL, 1);
8697 return 0;
8698 }
8699
8700 if (os_strncmp(param, "BSS ", 4) != 0)
8701 return -1;
8702 param += 3;
8703
8704 res = os_zalloc(sizeof(*res) + os_strlen(param) / 2);
8705 if (!res)
8706 return -1;
8707
8708 pos = os_strstr(param, " flags=");
8709 if (pos)
8710 res->flags = strtol(pos + 7, NULL, 16);
8711
8712 pos = os_strstr(param, " bssid=");
8713 if (pos && hwaddr_aton(pos + 7, res->bssid))
8714 goto fail;
8715
8716 pos = os_strstr(param, " freq=");
8717 if (pos)
8718 res->freq = atoi(pos + 6);
8719
8720 pos = os_strstr(param, " beacon_int=");
8721 if (pos)
8722 res->beacon_int = atoi(pos + 12);
8723
8724 pos = os_strstr(param, " caps=");
8725 if (pos)
8726 res->caps = strtol(pos + 6, NULL, 16);
8727
8728 pos = os_strstr(param, " qual=");
8729 if (pos)
8730 res->qual = atoi(pos + 6);
8731
8732 pos = os_strstr(param, " noise=");
8733 if (pos)
8734 res->noise = atoi(pos + 7);
8735
8736 pos = os_strstr(param, " level=");
8737 if (pos)
8738 res->level = atoi(pos + 7);
8739
8740 pos = os_strstr(param, " tsf=");
8741 if (pos)
8742 res->tsf = strtoll(pos + 5, NULL, 16);
8743
8744 pos = os_strstr(param, " age=");
8745 if (pos)
8746 res->age = atoi(pos + 5);
8747
8748 pos = os_strstr(param, " est_throughput=");
8749 if (pos)
8750 res->est_throughput = atoi(pos + 16);
8751
8752 pos = os_strstr(param, " snr=");
8753 if (pos)
8754 res->snr = atoi(pos + 5);
8755
8756 pos = os_strstr(param, " parent_tsf=");
8757 if (pos)
8758 res->parent_tsf = strtoll(pos + 7, NULL, 16);
8759
8760 pos = os_strstr(param, " tsf_bssid=");
8761 if (pos && hwaddr_aton(pos + 11, res->tsf_bssid))
8762 goto fail;
8763
8764 pos = os_strstr(param, " ie=");
8765 if (pos) {
8766 pos += 4;
8767 end = os_strchr(pos, ' ');
8768 if (!end)
8769 end = pos + os_strlen(pos);
8770 res->ie_len = (end - pos) / 2;
8771 if (hexstr2bin(pos, (u8 *) (res + 1), res->ie_len))
8772 goto fail;
8773 }
8774
8775 pos = os_strstr(param, " beacon_ie=");
8776 if (pos) {
8777 pos += 11;
8778 end = os_strchr(pos, ' ');
8779 if (!end)
8780 end = pos + os_strlen(pos);
8781 res->beacon_ie_len = (end - pos) / 2;
8782 if (hexstr2bin(pos, ((u8 *) (res + 1)) + res->ie_len,
8783 res->beacon_ie_len))
8784 goto fail;
8785 }
8786
8787 os_get_reltime(&now);
8788 wpa_bss_update_scan_res(wpa_s, res, &now);
8789 ret = 0;
8790 fail:
8791 os_free(res);
8792
8793 return ret;
8794 }
8795
8796
wpas_ctrl_iface_driver_event(struct wpa_supplicant * wpa_s,char * cmd)8797 static int wpas_ctrl_iface_driver_event(struct wpa_supplicant *wpa_s, char *cmd)
8798 {
8799 char *pos, *param;
8800 union wpa_event_data event;
8801 enum wpa_event_type ev;
8802
8803 /* <event name> [parameters..] */
8804
8805 wpa_dbg(wpa_s, MSG_DEBUG, "Testing - external driver event: %s", cmd);
8806
8807 pos = cmd;
8808 param = os_strchr(pos, ' ');
8809 if (param)
8810 *param++ = '\0';
8811
8812 os_memset(&event, 0, sizeof(event));
8813
8814 if (os_strcmp(cmd, "INTERFACE_ENABLED") == 0) {
8815 ev = EVENT_INTERFACE_ENABLED;
8816 } else if (os_strcmp(cmd, "INTERFACE_DISABLED") == 0) {
8817 ev = EVENT_INTERFACE_DISABLED;
8818 } else if (os_strcmp(cmd, "AVOID_FREQUENCIES") == 0) {
8819 ev = EVENT_AVOID_FREQUENCIES;
8820 if (param == NULL)
8821 param = "";
8822 if (freq_range_list_parse(&event.freq_range, param) < 0)
8823 return -1;
8824 wpa_supplicant_event(wpa_s, ev, &event);
8825 os_free(event.freq_range.range);
8826 return 0;
8827 } else if (os_strcmp(cmd, "SCAN_RES") == 0) {
8828 return wpas_ctrl_iface_driver_scan_res(wpa_s, param);
8829 } else {
8830 wpa_dbg(wpa_s, MSG_DEBUG, "Testing - unknown driver event: %s",
8831 cmd);
8832 return -1;
8833 }
8834
8835 wpa_supplicant_event(wpa_s, ev, &event);
8836
8837 return 0;
8838 }
8839
8840
wpas_ctrl_iface_eapol_rx(struct wpa_supplicant * wpa_s,char * cmd)8841 static int wpas_ctrl_iface_eapol_rx(struct wpa_supplicant *wpa_s, char *cmd)
8842 {
8843 char *pos;
8844 u8 src[ETH_ALEN], *buf;
8845 int used;
8846 size_t len;
8847
8848 wpa_printf(MSG_DEBUG, "External EAPOL RX: %s", cmd);
8849
8850 pos = cmd;
8851 used = hwaddr_aton2(pos, src);
8852 if (used < 0)
8853 return -1;
8854 pos += used;
8855 while (*pos == ' ')
8856 pos++;
8857
8858 len = os_strlen(pos);
8859 if (len & 1)
8860 return -1;
8861 len /= 2;
8862
8863 buf = os_malloc(len);
8864 if (buf == NULL)
8865 return -1;
8866
8867 if (hexstr2bin(pos, buf, len) < 0) {
8868 os_free(buf);
8869 return -1;
8870 }
8871
8872 wpa_supplicant_rx_eapol(wpa_s, src, buf, len);
8873 os_free(buf);
8874
8875 return 0;
8876 }
8877
8878
ipv4_hdr_checksum(const void * buf,size_t len)8879 static u16 ipv4_hdr_checksum(const void *buf, size_t len)
8880 {
8881 size_t i;
8882 u32 sum = 0;
8883 const u16 *pos = buf;
8884
8885 for (i = 0; i < len / 2; i++)
8886 sum += *pos++;
8887
8888 while (sum >> 16)
8889 sum = (sum & 0xffff) + (sum >> 16);
8890
8891 return sum ^ 0xffff;
8892 }
8893
8894
8895 #define HWSIM_PACKETLEN 1500
8896 #define HWSIM_IP_LEN (HWSIM_PACKETLEN - sizeof(struct ether_header))
8897
wpas_data_test_rx(void * ctx,const u8 * src_addr,const u8 * buf,size_t len)8898 static void wpas_data_test_rx(void *ctx, const u8 *src_addr, const u8 *buf,
8899 size_t len)
8900 {
8901 struct wpa_supplicant *wpa_s = ctx;
8902 const struct ether_header *eth;
8903 struct iphdr ip;
8904 const u8 *pos;
8905 unsigned int i;
8906 char extra[30];
8907
8908 if (len < sizeof(*eth) + sizeof(ip) || len > HWSIM_PACKETLEN) {
8909 wpa_printf(MSG_DEBUG,
8910 "test data: RX - ignore unexpected length %d",
8911 (int) len);
8912 return;
8913 }
8914
8915 eth = (const struct ether_header *) buf;
8916 os_memcpy(&ip, eth + 1, sizeof(ip));
8917 pos = &buf[sizeof(*eth) + sizeof(ip)];
8918
8919 if (ip.ihl != 5 || ip.version != 4 ||
8920 ntohs(ip.tot_len) > HWSIM_IP_LEN) {
8921 wpa_printf(MSG_DEBUG,
8922 "test data: RX - ignore unexpect IP header");
8923 return;
8924 }
8925
8926 for (i = 0; i < ntohs(ip.tot_len) - sizeof(ip); i++) {
8927 if (*pos != (u8) i) {
8928 wpa_printf(MSG_DEBUG,
8929 "test data: RX - ignore mismatching payload");
8930 return;
8931 }
8932 pos++;
8933 }
8934 extra[0] = '\0';
8935 if (ntohs(ip.tot_len) != HWSIM_IP_LEN)
8936 os_snprintf(extra, sizeof(extra), " len=%d", ntohs(ip.tot_len));
8937 wpa_msg(wpa_s, MSG_INFO, "DATA-TEST-RX " MACSTR " " MACSTR "%s",
8938 MAC2STR(eth->ether_dhost), MAC2STR(eth->ether_shost), extra);
8939 }
8940
8941
wpas_ctrl_iface_data_test_config(struct wpa_supplicant * wpa_s,char * cmd)8942 static int wpas_ctrl_iface_data_test_config(struct wpa_supplicant *wpa_s,
8943 char *cmd)
8944 {
8945 int enabled = atoi(cmd);
8946 char *pos;
8947 const char *ifname;
8948
8949 if (!enabled) {
8950 if (wpa_s->l2_test) {
8951 l2_packet_deinit(wpa_s->l2_test);
8952 wpa_s->l2_test = NULL;
8953 wpa_dbg(wpa_s, MSG_DEBUG, "test data: Disabled");
8954 }
8955 return 0;
8956 }
8957
8958 if (wpa_s->l2_test)
8959 return 0;
8960
8961 pos = os_strstr(cmd, " ifname=");
8962 if (pos)
8963 ifname = pos + 8;
8964 else
8965 ifname = wpa_s->ifname;
8966
8967 wpa_s->l2_test = l2_packet_init(ifname, wpa_s->own_addr,
8968 ETHERTYPE_IP, wpas_data_test_rx,
8969 wpa_s, 1);
8970 if (wpa_s->l2_test == NULL)
8971 return -1;
8972
8973 wpa_dbg(wpa_s, MSG_DEBUG, "test data: Enabled");
8974
8975 return 0;
8976 }
8977
8978
wpas_ctrl_iface_data_test_tx(struct wpa_supplicant * wpa_s,char * cmd)8979 static int wpas_ctrl_iface_data_test_tx(struct wpa_supplicant *wpa_s, char *cmd)
8980 {
8981 u8 dst[ETH_ALEN], src[ETH_ALEN];
8982 char *pos, *pos2;
8983 int used;
8984 long int val;
8985 u8 tos;
8986 u8 buf[2 + HWSIM_PACKETLEN];
8987 struct ether_header *eth;
8988 struct iphdr *ip;
8989 u8 *dpos;
8990 unsigned int i;
8991 size_t send_len = HWSIM_IP_LEN;
8992
8993 if (wpa_s->l2_test == NULL)
8994 return -1;
8995
8996 /* format: <dst> <src> <tos> [len=<length>] */
8997
8998 pos = cmd;
8999 used = hwaddr_aton2(pos, dst);
9000 if (used < 0)
9001 return -1;
9002 pos += used;
9003 while (*pos == ' ')
9004 pos++;
9005 used = hwaddr_aton2(pos, src);
9006 if (used < 0)
9007 return -1;
9008 pos += used;
9009
9010 val = strtol(pos, &pos2, 0);
9011 if (val < 0 || val > 0xff)
9012 return -1;
9013 tos = val;
9014
9015 pos = os_strstr(pos2, " len=");
9016 if (pos) {
9017 i = atoi(pos + 5);
9018 if (i < sizeof(*ip) || i > HWSIM_IP_LEN)
9019 return -1;
9020 send_len = i;
9021 }
9022
9023 eth = (struct ether_header *) &buf[2];
9024 os_memcpy(eth->ether_dhost, dst, ETH_ALEN);
9025 os_memcpy(eth->ether_shost, src, ETH_ALEN);
9026 eth->ether_type = htons(ETHERTYPE_IP);
9027 ip = (struct iphdr *) (eth + 1);
9028 os_memset(ip, 0, sizeof(*ip));
9029 ip->ihl = 5;
9030 ip->version = 4;
9031 ip->ttl = 64;
9032 ip->tos = tos;
9033 ip->tot_len = htons(send_len);
9034 ip->protocol = 1;
9035 ip->saddr = htonl(192U << 24 | 168 << 16 | 1 << 8 | 1);
9036 ip->daddr = htonl(192U << 24 | 168 << 16 | 1 << 8 | 2);
9037 ip->check = ipv4_hdr_checksum(ip, sizeof(*ip));
9038 dpos = (u8 *) (ip + 1);
9039 for (i = 0; i < send_len - sizeof(*ip); i++)
9040 *dpos++ = i;
9041
9042 if (l2_packet_send(wpa_s->l2_test, dst, ETHERTYPE_IP, &buf[2],
9043 sizeof(struct ether_header) + send_len) < 0)
9044 return -1;
9045
9046 wpa_dbg(wpa_s, MSG_DEBUG, "test data: TX dst=" MACSTR " src=" MACSTR
9047 " tos=0x%x", MAC2STR(dst), MAC2STR(src), tos);
9048
9049 return 0;
9050 }
9051
9052
wpas_ctrl_iface_data_test_frame(struct wpa_supplicant * wpa_s,char * cmd)9053 static int wpas_ctrl_iface_data_test_frame(struct wpa_supplicant *wpa_s,
9054 char *cmd)
9055 {
9056 u8 *buf;
9057 struct ether_header *eth;
9058 struct l2_packet_data *l2 = NULL;
9059 size_t len;
9060 u16 ethertype;
9061 int res = -1;
9062
9063 len = os_strlen(cmd);
9064 if (len & 1 || len < ETH_HLEN * 2)
9065 return -1;
9066 len /= 2;
9067
9068 buf = os_malloc(len);
9069 if (buf == NULL)
9070 return -1;
9071
9072 if (hexstr2bin(cmd, buf, len) < 0)
9073 goto done;
9074
9075 eth = (struct ether_header *) buf;
9076 ethertype = ntohs(eth->ether_type);
9077
9078 l2 = l2_packet_init(wpa_s->ifname, wpa_s->own_addr, ethertype,
9079 wpas_data_test_rx, wpa_s, 1);
9080 if (l2 == NULL)
9081 goto done;
9082
9083 res = l2_packet_send(l2, eth->ether_dhost, ethertype, buf, len);
9084 wpa_dbg(wpa_s, MSG_DEBUG, "test data: TX frame res=%d", res);
9085 done:
9086 if (l2)
9087 l2_packet_deinit(l2);
9088 os_free(buf);
9089
9090 return res < 0 ? -1 : 0;
9091 }
9092
9093
wpas_ctrl_test_alloc_fail(struct wpa_supplicant * wpa_s,char * cmd)9094 static int wpas_ctrl_test_alloc_fail(struct wpa_supplicant *wpa_s, char *cmd)
9095 {
9096 #ifdef WPA_TRACE_BFD
9097 char *pos;
9098
9099 wpa_trace_fail_after = atoi(cmd);
9100 pos = os_strchr(cmd, ':');
9101 if (pos) {
9102 pos++;
9103 os_strlcpy(wpa_trace_fail_func, pos,
9104 sizeof(wpa_trace_fail_func));
9105 } else {
9106 wpa_trace_fail_after = 0;
9107 }
9108 return 0;
9109 #else /* WPA_TRACE_BFD */
9110 return -1;
9111 #endif /* WPA_TRACE_BFD */
9112 }
9113
9114
wpas_ctrl_get_alloc_fail(struct wpa_supplicant * wpa_s,char * buf,size_t buflen)9115 static int wpas_ctrl_get_alloc_fail(struct wpa_supplicant *wpa_s,
9116 char *buf, size_t buflen)
9117 {
9118 #ifdef WPA_TRACE_BFD
9119 return os_snprintf(buf, buflen, "%u:%s", wpa_trace_fail_after,
9120 wpa_trace_fail_func);
9121 #else /* WPA_TRACE_BFD */
9122 return -1;
9123 #endif /* WPA_TRACE_BFD */
9124 }
9125
9126
wpas_ctrl_test_fail(struct wpa_supplicant * wpa_s,char * cmd)9127 static int wpas_ctrl_test_fail(struct wpa_supplicant *wpa_s, char *cmd)
9128 {
9129 #ifdef WPA_TRACE_BFD
9130 char *pos;
9131
9132 wpa_trace_test_fail_after = atoi(cmd);
9133 pos = os_strchr(cmd, ':');
9134 if (pos) {
9135 pos++;
9136 os_strlcpy(wpa_trace_test_fail_func, pos,
9137 sizeof(wpa_trace_test_fail_func));
9138 } else {
9139 wpa_trace_test_fail_after = 0;
9140 }
9141 return 0;
9142 #else /* WPA_TRACE_BFD */
9143 return -1;
9144 #endif /* WPA_TRACE_BFD */
9145 }
9146
9147
wpas_ctrl_get_fail(struct wpa_supplicant * wpa_s,char * buf,size_t buflen)9148 static int wpas_ctrl_get_fail(struct wpa_supplicant *wpa_s,
9149 char *buf, size_t buflen)
9150 {
9151 #ifdef WPA_TRACE_BFD
9152 return os_snprintf(buf, buflen, "%u:%s", wpa_trace_test_fail_after,
9153 wpa_trace_test_fail_func);
9154 #else /* WPA_TRACE_BFD */
9155 return -1;
9156 #endif /* WPA_TRACE_BFD */
9157 }
9158
9159
wpas_ctrl_event_test_cb(void * eloop_ctx,void * timeout_ctx)9160 static void wpas_ctrl_event_test_cb(void *eloop_ctx, void *timeout_ctx)
9161 {
9162 struct wpa_supplicant *wpa_s = eloop_ctx;
9163 int i, count = (intptr_t) timeout_ctx;
9164
9165 wpa_printf(MSG_DEBUG, "TEST: Send %d control interface event messages",
9166 count);
9167 for (i = 0; i < count; i++) {
9168 wpa_msg_ctrl(wpa_s, MSG_INFO, "TEST-EVENT-MESSAGE %d/%d",
9169 i + 1, count);
9170 }
9171 }
9172
9173
wpas_ctrl_event_test(struct wpa_supplicant * wpa_s,const char * cmd)9174 static int wpas_ctrl_event_test(struct wpa_supplicant *wpa_s, const char *cmd)
9175 {
9176 int count;
9177
9178 count = atoi(cmd);
9179 if (count <= 0)
9180 return -1;
9181
9182 return eloop_register_timeout(0, 0, wpas_ctrl_event_test_cb, wpa_s,
9183 (void *) (intptr_t) count);
9184 }
9185
9186
wpas_ctrl_test_assoc_ie(struct wpa_supplicant * wpa_s,const char * cmd)9187 static int wpas_ctrl_test_assoc_ie(struct wpa_supplicant *wpa_s,
9188 const char *cmd)
9189 {
9190 struct wpabuf *buf;
9191 size_t len;
9192
9193 len = os_strlen(cmd);
9194 if (len & 1)
9195 return -1;
9196 len /= 2;
9197
9198 if (len == 0) {
9199 buf = NULL;
9200 } else {
9201 buf = wpabuf_alloc(len);
9202 if (buf == NULL)
9203 return -1;
9204
9205 if (hexstr2bin(cmd, wpabuf_put(buf, len), len) < 0) {
9206 wpabuf_free(buf);
9207 return -1;
9208 }
9209 }
9210
9211 wpa_sm_set_test_assoc_ie(wpa_s->wpa, buf);
9212 return 0;
9213 }
9214
9215
wpas_ctrl_reset_pn(struct wpa_supplicant * wpa_s)9216 static int wpas_ctrl_reset_pn(struct wpa_supplicant *wpa_s)
9217 {
9218 u8 zero[WPA_TK_MAX_LEN];
9219
9220 if (wpa_s->last_tk_alg == WPA_ALG_NONE)
9221 return -1;
9222
9223 wpa_printf(MSG_INFO, "TESTING: Reset PN");
9224 os_memset(zero, 0, sizeof(zero));
9225
9226 /* First, use a zero key to avoid any possible duplicate key avoidance
9227 * in the driver. */
9228 if (wpa_drv_set_key(wpa_s, wpa_s->last_tk_alg, wpa_s->last_tk_addr,
9229 wpa_s->last_tk_key_idx, 1, zero, 6,
9230 zero, wpa_s->last_tk_len) < 0)
9231 return -1;
9232
9233 /* Set the previously configured key to reset its TSC/RSC */
9234 return wpa_drv_set_key(wpa_s, wpa_s->last_tk_alg, wpa_s->last_tk_addr,
9235 wpa_s->last_tk_key_idx, 1, zero, 6,
9236 wpa_s->last_tk, wpa_s->last_tk_len);
9237 }
9238
9239
wpas_ctrl_key_request(struct wpa_supplicant * wpa_s,const char * cmd)9240 static int wpas_ctrl_key_request(struct wpa_supplicant *wpa_s, const char *cmd)
9241 {
9242 const char *pos = cmd;
9243 int error, pairwise;
9244
9245 error = atoi(pos);
9246 pos = os_strchr(pos, ' ');
9247 if (!pos)
9248 return -1;
9249 pairwise = atoi(pos);
9250 wpa_sm_key_request(wpa_s->wpa, error, pairwise);
9251 return 0;
9252 }
9253
9254
wpas_ctrl_resend_assoc(struct wpa_supplicant * wpa_s)9255 static int wpas_ctrl_resend_assoc(struct wpa_supplicant *wpa_s)
9256 {
9257 #ifdef CONFIG_SME
9258 struct wpa_driver_associate_params params;
9259 int ret;
9260
9261 os_memset(¶ms, 0, sizeof(params));
9262 params.bssid = wpa_s->bssid;
9263 params.ssid = wpa_s->sme.ssid;
9264 params.ssid_len = wpa_s->sme.ssid_len;
9265 params.freq.freq = wpa_s->sme.freq;
9266 if (wpa_s->last_assoc_req_wpa_ie) {
9267 params.wpa_ie = wpabuf_head(wpa_s->last_assoc_req_wpa_ie);
9268 params.wpa_ie_len = wpabuf_len(wpa_s->last_assoc_req_wpa_ie);
9269 }
9270 params.pairwise_suite = wpa_s->pairwise_cipher;
9271 params.group_suite = wpa_s->group_cipher;
9272 params.mgmt_group_suite = wpa_s->mgmt_group_cipher;
9273 params.key_mgmt_suite = wpa_s->key_mgmt;
9274 params.wpa_proto = wpa_s->wpa_proto;
9275 params.mgmt_frame_protection = wpa_s->sme.mfp;
9276 params.rrm_used = wpa_s->rrm.rrm_used;
9277 if (wpa_s->sme.prev_bssid_set)
9278 params.prev_bssid = wpa_s->sme.prev_bssid;
9279 wpa_printf(MSG_INFO, "TESTING: Resend association request");
9280 ret = wpa_drv_associate(wpa_s, ¶ms);
9281 wpa_s->testing_resend_assoc = 1;
9282 return ret;
9283 #else /* CONFIG_SME */
9284 return -1;
9285 #endif /* CONFIG_SME */
9286 }
9287
9288 #endif /* CONFIG_TESTING_OPTIONS */
9289
9290
wpas_ctrl_vendor_elem_add(struct wpa_supplicant * wpa_s,char * cmd)9291 static int wpas_ctrl_vendor_elem_add(struct wpa_supplicant *wpa_s, char *cmd)
9292 {
9293 char *pos = cmd;
9294 int frame;
9295 size_t len;
9296 struct wpabuf *buf;
9297 struct ieee802_11_elems elems;
9298
9299 frame = atoi(pos);
9300 if (frame < 0 || frame >= NUM_VENDOR_ELEM_FRAMES)
9301 return -1;
9302 wpa_s = wpas_vendor_elem(wpa_s, frame);
9303
9304 pos = os_strchr(pos, ' ');
9305 if (pos == NULL)
9306 return -1;
9307 pos++;
9308
9309 len = os_strlen(pos);
9310 if (len == 0)
9311 return 0;
9312 if (len & 1)
9313 return -1;
9314 len /= 2;
9315
9316 buf = wpabuf_alloc(len);
9317 if (buf == NULL)
9318 return -1;
9319
9320 if (hexstr2bin(pos, wpabuf_put(buf, len), len) < 0) {
9321 wpabuf_free(buf);
9322 return -1;
9323 }
9324
9325 if (ieee802_11_parse_elems(wpabuf_head_u8(buf), len, &elems, 0) ==
9326 ParseFailed) {
9327 wpabuf_free(buf);
9328 return -1;
9329 }
9330
9331 if (wpa_s->vendor_elem[frame] == NULL) {
9332 wpa_s->vendor_elem[frame] = buf;
9333 wpas_vendor_elem_update(wpa_s);
9334 return 0;
9335 }
9336
9337 if (wpabuf_resize(&wpa_s->vendor_elem[frame], len) < 0) {
9338 wpabuf_free(buf);
9339 return -1;
9340 }
9341
9342 wpabuf_put_buf(wpa_s->vendor_elem[frame], buf);
9343 wpabuf_free(buf);
9344 wpas_vendor_elem_update(wpa_s);
9345
9346 return 0;
9347 }
9348
9349
wpas_ctrl_vendor_elem_get(struct wpa_supplicant * wpa_s,char * cmd,char * buf,size_t buflen)9350 static int wpas_ctrl_vendor_elem_get(struct wpa_supplicant *wpa_s, char *cmd,
9351 char *buf, size_t buflen)
9352 {
9353 int frame = atoi(cmd);
9354
9355 if (frame < 0 || frame >= NUM_VENDOR_ELEM_FRAMES)
9356 return -1;
9357 wpa_s = wpas_vendor_elem(wpa_s, frame);
9358
9359 if (wpa_s->vendor_elem[frame] == NULL)
9360 return 0;
9361
9362 return wpa_snprintf_hex(buf, buflen,
9363 wpabuf_head_u8(wpa_s->vendor_elem[frame]),
9364 wpabuf_len(wpa_s->vendor_elem[frame]));
9365 }
9366
9367
wpas_ctrl_vendor_elem_remove(struct wpa_supplicant * wpa_s,char * cmd)9368 static int wpas_ctrl_vendor_elem_remove(struct wpa_supplicant *wpa_s, char *cmd)
9369 {
9370 char *pos = cmd;
9371 int frame;
9372 size_t len;
9373 u8 *buf;
9374 struct ieee802_11_elems elems;
9375 int res;
9376
9377 frame = atoi(pos);
9378 if (frame < 0 || frame >= NUM_VENDOR_ELEM_FRAMES)
9379 return -1;
9380 wpa_s = wpas_vendor_elem(wpa_s, frame);
9381
9382 pos = os_strchr(pos, ' ');
9383 if (pos == NULL)
9384 return -1;
9385 pos++;
9386
9387 if (*pos == '*') {
9388 wpabuf_free(wpa_s->vendor_elem[frame]);
9389 wpa_s->vendor_elem[frame] = NULL;
9390 wpas_vendor_elem_update(wpa_s);
9391 return 0;
9392 }
9393
9394 if (wpa_s->vendor_elem[frame] == NULL)
9395 return -1;
9396
9397 len = os_strlen(pos);
9398 if (len == 0)
9399 return 0;
9400 if (len & 1)
9401 return -1;
9402 len /= 2;
9403
9404 buf = os_malloc(len);
9405 if (buf == NULL)
9406 return -1;
9407
9408 if (hexstr2bin(pos, buf, len) < 0) {
9409 os_free(buf);
9410 return -1;
9411 }
9412
9413 if (ieee802_11_parse_elems(buf, len, &elems, 0) == ParseFailed) {
9414 os_free(buf);
9415 return -1;
9416 }
9417
9418 res = wpas_vendor_elem_remove(wpa_s, frame, buf, len);
9419 os_free(buf);
9420 return res;
9421 }
9422
9423
wpas_ctrl_neighbor_rep_cb(void * ctx,struct wpabuf * neighbor_rep)9424 static void wpas_ctrl_neighbor_rep_cb(void *ctx, struct wpabuf *neighbor_rep)
9425 {
9426 struct wpa_supplicant *wpa_s = ctx;
9427 size_t len;
9428 const u8 *data;
9429
9430 /*
9431 * Neighbor Report element (IEEE P802.11-REVmc/D5.0)
9432 * BSSID[6]
9433 * BSSID Information[4]
9434 * Operating Class[1]
9435 * Channel Number[1]
9436 * PHY Type[1]
9437 * Optional Subelements[variable]
9438 */
9439 #define NR_IE_MIN_LEN (ETH_ALEN + 4 + 1 + 1 + 1)
9440
9441 if (!neighbor_rep || wpabuf_len(neighbor_rep) == 0) {
9442 wpa_msg_ctrl(wpa_s, MSG_INFO, RRM_EVENT_NEIGHBOR_REP_FAILED);
9443 goto out;
9444 }
9445
9446 data = wpabuf_head_u8(neighbor_rep);
9447 len = wpabuf_len(neighbor_rep);
9448
9449 while (len >= 2 + NR_IE_MIN_LEN) {
9450 const u8 *nr;
9451 char lci[256 * 2 + 1];
9452 char civic[256 * 2 + 1];
9453 u8 nr_len = data[1];
9454 const u8 *pos = data, *end;
9455
9456 if (pos[0] != WLAN_EID_NEIGHBOR_REPORT ||
9457 nr_len < NR_IE_MIN_LEN) {
9458 wpa_printf(MSG_DEBUG,
9459 "CTRL: Invalid Neighbor Report element: id=%u len=%u",
9460 data[0], nr_len);
9461 goto out;
9462 }
9463
9464 if (2U + nr_len > len) {
9465 wpa_printf(MSG_DEBUG,
9466 "CTRL: Invalid Neighbor Report element: id=%u len=%zu nr_len=%u",
9467 data[0], len, nr_len);
9468 goto out;
9469 }
9470 pos += 2;
9471 end = pos + nr_len;
9472
9473 nr = pos;
9474 pos += NR_IE_MIN_LEN;
9475
9476 lci[0] = '\0';
9477 civic[0] = '\0';
9478 while (end - pos > 2) {
9479 u8 s_id, s_len;
9480
9481 s_id = *pos++;
9482 s_len = *pos++;
9483 if (s_len > end - pos)
9484 goto out;
9485 if (s_id == WLAN_EID_MEASURE_REPORT && s_len > 3) {
9486 /* Measurement Token[1] */
9487 /* Measurement Report Mode[1] */
9488 /* Measurement Type[1] */
9489 /* Measurement Report[variable] */
9490 switch (pos[2]) {
9491 case MEASURE_TYPE_LCI:
9492 if (lci[0])
9493 break;
9494 wpa_snprintf_hex(lci, sizeof(lci),
9495 pos, s_len);
9496 break;
9497 case MEASURE_TYPE_LOCATION_CIVIC:
9498 if (civic[0])
9499 break;
9500 wpa_snprintf_hex(civic, sizeof(civic),
9501 pos, s_len);
9502 break;
9503 }
9504 }
9505
9506 pos += s_len;
9507 }
9508
9509 wpa_msg(wpa_s, MSG_INFO, RRM_EVENT_NEIGHBOR_REP_RXED
9510 "bssid=" MACSTR
9511 " info=0x%x op_class=%u chan=%u phy_type=%u%s%s%s%s",
9512 MAC2STR(nr), WPA_GET_LE32(nr + ETH_ALEN),
9513 nr[ETH_ALEN + 4], nr[ETH_ALEN + 5],
9514 nr[ETH_ALEN + 6],
9515 lci[0] ? " lci=" : "", lci,
9516 civic[0] ? " civic=" : "", civic);
9517
9518 data = end;
9519 len -= 2 + nr_len;
9520 }
9521
9522 out:
9523 wpabuf_free(neighbor_rep);
9524 }
9525
9526
wpas_ctrl_iface_send_neighbor_rep(struct wpa_supplicant * wpa_s,char * cmd)9527 static int wpas_ctrl_iface_send_neighbor_rep(struct wpa_supplicant *wpa_s,
9528 char *cmd)
9529 {
9530 struct wpa_ssid_value ssid, *ssid_p = NULL;
9531 int ret, lci = 0, civic = 0;
9532 char *ssid_s;
9533
9534 ssid_s = os_strstr(cmd, "ssid=");
9535 if (ssid_s) {
9536 if (ssid_parse(ssid_s + 5, &ssid)) {
9537 wpa_printf(MSG_ERROR,
9538 "CTRL: Send Neighbor Report: bad SSID");
9539 return -1;
9540 }
9541
9542 ssid_p = &ssid;
9543
9544 /*
9545 * Move cmd after the SSID text that may include "lci" or
9546 * "civic".
9547 */
9548 cmd = os_strchr(ssid_s + 6, ssid_s[5] == '"' ? '"' : ' ');
9549 if (cmd)
9550 cmd++;
9551
9552 }
9553
9554 if (cmd && os_strstr(cmd, "lci"))
9555 lci = 1;
9556
9557 if (cmd && os_strstr(cmd, "civic"))
9558 civic = 1;
9559
9560 ret = wpas_rrm_send_neighbor_rep_request(wpa_s, ssid_p, lci, civic,
9561 wpas_ctrl_neighbor_rep_cb,
9562 wpa_s);
9563
9564 return ret;
9565 }
9566
9567
wpas_ctrl_iface_erp_flush(struct wpa_supplicant * wpa_s)9568 static int wpas_ctrl_iface_erp_flush(struct wpa_supplicant *wpa_s)
9569 {
9570 eapol_sm_erp_flush(wpa_s->eapol);
9571 return 0;
9572 }
9573
9574
wpas_ctrl_iface_mac_rand_scan(struct wpa_supplicant * wpa_s,char * cmd)9575 static int wpas_ctrl_iface_mac_rand_scan(struct wpa_supplicant *wpa_s,
9576 char *cmd)
9577 {
9578 char *token, *context = NULL;
9579 unsigned int enable = ~0, type = 0;
9580 u8 _addr[ETH_ALEN], _mask[ETH_ALEN];
9581 u8 *addr = NULL, *mask = NULL;
9582
9583 while ((token = str_token(cmd, " ", &context))) {
9584 if (os_strcasecmp(token, "scan") == 0) {
9585 type |= MAC_ADDR_RAND_SCAN;
9586 } else if (os_strcasecmp(token, "sched") == 0) {
9587 type |= MAC_ADDR_RAND_SCHED_SCAN;
9588 } else if (os_strcasecmp(token, "pno") == 0) {
9589 type |= MAC_ADDR_RAND_PNO;
9590 } else if (os_strcasecmp(token, "all") == 0) {
9591 type = wpa_s->mac_addr_rand_supported;
9592 } else if (os_strncasecmp(token, "enable=", 7) == 0) {
9593 enable = atoi(token + 7);
9594 } else if (os_strncasecmp(token, "addr=", 5) == 0) {
9595 addr = _addr;
9596 if (hwaddr_aton(token + 5, addr)) {
9597 wpa_printf(MSG_INFO,
9598 "CTRL: Invalid MAC address: %s",
9599 token);
9600 return -1;
9601 }
9602 } else if (os_strncasecmp(token, "mask=", 5) == 0) {
9603 mask = _mask;
9604 if (hwaddr_aton(token + 5, mask)) {
9605 wpa_printf(MSG_INFO,
9606 "CTRL: Invalid MAC address mask: %s",
9607 token);
9608 return -1;
9609 }
9610 } else {
9611 wpa_printf(MSG_INFO,
9612 "CTRL: Invalid MAC_RAND_SCAN parameter: %s",
9613 token);
9614 return -1;
9615 }
9616 }
9617
9618 if (!type) {
9619 wpa_printf(MSG_INFO, "CTRL: MAC_RAND_SCAN no type specified");
9620 return -1;
9621 }
9622
9623 if (enable > 1) {
9624 wpa_printf(MSG_INFO,
9625 "CTRL: MAC_RAND_SCAN enable=<0/1> not specified");
9626 return -1;
9627 }
9628
9629 if (!enable)
9630 return wpas_disable_mac_addr_randomization(wpa_s, type);
9631
9632 return wpas_enable_mac_addr_randomization(wpa_s, type, addr, mask);
9633 }
9634
9635
wpas_ctrl_iface_pmksa(struct wpa_supplicant * wpa_s,char * buf,size_t buflen)9636 static int wpas_ctrl_iface_pmksa(struct wpa_supplicant *wpa_s,
9637 char *buf, size_t buflen)
9638 {
9639 size_t reply_len;
9640
9641 reply_len = wpa_sm_pmksa_cache_list(wpa_s->wpa, buf, buflen);
9642 #ifdef CONFIG_AP
9643 reply_len += wpas_ap_pmksa_cache_list(wpa_s, &buf[reply_len],
9644 buflen - reply_len);
9645 #endif /* CONFIG_AP */
9646 return reply_len;
9647 }
9648
9649
wpas_ctrl_iface_pmksa_flush(struct wpa_supplicant * wpa_s)9650 static void wpas_ctrl_iface_pmksa_flush(struct wpa_supplicant *wpa_s)
9651 {
9652 wpa_sm_pmksa_cache_flush(wpa_s->wpa, NULL);
9653 #ifdef CONFIG_AP
9654 wpas_ap_pmksa_cache_flush(wpa_s);
9655 #endif /* CONFIG_AP */
9656 }
9657
9658
9659 #ifdef CONFIG_PMKSA_CACHE_EXTERNAL
9660
wpas_ctrl_iface_pmksa_get(struct wpa_supplicant * wpa_s,const char * cmd,char * buf,size_t buflen)9661 static int wpas_ctrl_iface_pmksa_get(struct wpa_supplicant *wpa_s,
9662 const char *cmd, char *buf, size_t buflen)
9663 {
9664 struct rsn_pmksa_cache_entry *entry;
9665 struct wpa_ssid *ssid;
9666 char *pos, *pos2, *end;
9667 int ret;
9668 struct os_reltime now;
9669
9670 ssid = wpa_config_get_network(wpa_s->conf, atoi(cmd));
9671 if (!ssid)
9672 return -1;
9673
9674 pos = buf;
9675 end = buf + buflen;
9676
9677 os_get_reltime(&now);
9678
9679 /*
9680 * Entry format:
9681 * <BSSID> <PMKID> <PMK> <reauth_time in seconds>
9682 * <expiration in seconds> <akmp> <opportunistic>
9683 * [FILS Cache Identifier]
9684 */
9685
9686 for (entry = wpa_sm_pmksa_cache_head(wpa_s->wpa); entry;
9687 entry = entry->next) {
9688 if (entry->network_ctx != ssid)
9689 continue;
9690
9691 pos2 = pos;
9692 ret = os_snprintf(pos2, end - pos2, MACSTR " ",
9693 MAC2STR(entry->aa));
9694 if (os_snprintf_error(end - pos2, ret))
9695 break;
9696 pos2 += ret;
9697
9698 pos2 += wpa_snprintf_hex(pos2, end - pos2, entry->pmkid,
9699 PMKID_LEN);
9700
9701 ret = os_snprintf(pos2, end - pos2, " ");
9702 if (os_snprintf_error(end - pos2, ret))
9703 break;
9704 pos2 += ret;
9705
9706 pos2 += wpa_snprintf_hex(pos2, end - pos2, entry->pmk,
9707 entry->pmk_len);
9708
9709 ret = os_snprintf(pos2, end - pos2, " %d %d %d %d",
9710 (int) (entry->reauth_time - now.sec),
9711 (int) (entry->expiration - now.sec),
9712 entry->akmp,
9713 entry->opportunistic);
9714 if (os_snprintf_error(end - pos2, ret))
9715 break;
9716 pos2 += ret;
9717
9718 if (entry->fils_cache_id_set) {
9719 ret = os_snprintf(pos2, end - pos2, " %02x%02x",
9720 entry->fils_cache_id[0],
9721 entry->fils_cache_id[1]);
9722 if (os_snprintf_error(end - pos2, ret))
9723 break;
9724 pos2 += ret;
9725 }
9726
9727 ret = os_snprintf(pos2, end - pos2, "\n");
9728 if (os_snprintf_error(end - pos2, ret))
9729 break;
9730 pos2 += ret;
9731
9732 pos = pos2;
9733 }
9734
9735 return pos - buf;
9736 }
9737
9738
wpas_ctrl_iface_pmksa_add(struct wpa_supplicant * wpa_s,char * cmd)9739 static int wpas_ctrl_iface_pmksa_add(struct wpa_supplicant *wpa_s,
9740 char *cmd)
9741 {
9742 struct rsn_pmksa_cache_entry *entry;
9743 struct wpa_ssid *ssid;
9744 char *pos, *pos2;
9745 int ret = -1;
9746 struct os_reltime now;
9747 int reauth_time = 0, expiration = 0, i;
9748
9749 /*
9750 * Entry format:
9751 * <network_id> <BSSID> <PMKID> <PMK> <reauth_time in seconds>
9752 * <expiration in seconds> <akmp> <opportunistic>
9753 * [FILS Cache Identifier]
9754 */
9755
9756 ssid = wpa_config_get_network(wpa_s->conf, atoi(cmd));
9757 if (!ssid)
9758 return -1;
9759
9760 pos = os_strchr(cmd, ' ');
9761 if (!pos)
9762 return -1;
9763 pos++;
9764
9765 entry = os_zalloc(sizeof(*entry));
9766 if (!entry)
9767 return -1;
9768
9769 if (hwaddr_aton(pos, entry->aa))
9770 goto fail;
9771
9772 pos = os_strchr(pos, ' ');
9773 if (!pos)
9774 goto fail;
9775 pos++;
9776
9777 if (hexstr2bin(pos, entry->pmkid, PMKID_LEN) < 0)
9778 goto fail;
9779
9780 pos = os_strchr(pos, ' ');
9781 if (!pos)
9782 goto fail;
9783 pos++;
9784
9785 pos2 = os_strchr(pos, ' ');
9786 if (!pos2)
9787 goto fail;
9788 entry->pmk_len = (pos2 - pos) / 2;
9789 if (entry->pmk_len < PMK_LEN || entry->pmk_len > PMK_LEN_MAX ||
9790 hexstr2bin(pos, entry->pmk, entry->pmk_len) < 0)
9791 goto fail;
9792
9793 pos = os_strchr(pos, ' ');
9794 if (!pos)
9795 goto fail;
9796 pos++;
9797
9798 if (sscanf(pos, "%d %d %d %d", &reauth_time, &expiration,
9799 &entry->akmp, &entry->opportunistic) != 4)
9800 goto fail;
9801 for (i = 0; i < 4; i++) {
9802 pos = os_strchr(pos, ' ');
9803 if (!pos) {
9804 if (i < 3)
9805 goto fail;
9806 break;
9807 }
9808 pos++;
9809 }
9810 if (pos) {
9811 if (hexstr2bin(pos, entry->fils_cache_id,
9812 FILS_CACHE_ID_LEN) < 0)
9813 goto fail;
9814 entry->fils_cache_id_set = 1;
9815 }
9816 os_get_reltime(&now);
9817 entry->expiration = now.sec + expiration;
9818 entry->reauth_time = now.sec + reauth_time;
9819
9820 entry->network_ctx = ssid;
9821
9822 wpa_sm_pmksa_cache_add_entry(wpa_s->wpa, entry);
9823 entry = NULL;
9824 ret = 0;
9825 fail:
9826 os_free(entry);
9827 return ret;
9828 }
9829
9830
9831 #ifdef CONFIG_MESH
9832
wpas_ctrl_iface_mesh_pmksa_get(struct wpa_supplicant * wpa_s,const char * cmd,char * buf,size_t buflen)9833 static int wpas_ctrl_iface_mesh_pmksa_get(struct wpa_supplicant *wpa_s,
9834 const char *cmd, char *buf,
9835 size_t buflen)
9836 {
9837 u8 spa[ETH_ALEN];
9838
9839 if (!wpa_s->ifmsh)
9840 return -1;
9841
9842 if (os_strcasecmp(cmd, "any") == 0)
9843 return wpas_ap_pmksa_cache_list_mesh(wpa_s, NULL, buf, buflen);
9844
9845 if (hwaddr_aton(cmd, spa))
9846 return -1;
9847
9848 return wpas_ap_pmksa_cache_list_mesh(wpa_s, spa, buf, buflen);
9849 }
9850
9851
wpas_ctrl_iface_mesh_pmksa_add(struct wpa_supplicant * wpa_s,char * cmd)9852 static int wpas_ctrl_iface_mesh_pmksa_add(struct wpa_supplicant *wpa_s,
9853 char *cmd)
9854 {
9855 /*
9856 * We do not check mesh interface existance because PMKSA should be
9857 * stored before wpa_s->ifmsh creation to suppress commit message
9858 * creation.
9859 */
9860 return wpas_ap_pmksa_cache_add_external(wpa_s, cmd);
9861 }
9862
9863 #endif /* CONFIG_MESH */
9864 #endif /* CONFIG_PMKSA_CACHE_EXTERNAL */
9865
9866
9867 #ifdef CONFIG_FILS
wpas_ctrl_iface_fils_hlp_req_add(struct wpa_supplicant * wpa_s,const char * cmd)9868 static int wpas_ctrl_iface_fils_hlp_req_add(struct wpa_supplicant *wpa_s,
9869 const char *cmd)
9870 {
9871 struct fils_hlp_req *req;
9872 const char *pos;
9873
9874 /* format: <dst> <packet starting from ethertype> */
9875
9876 req = os_zalloc(sizeof(*req));
9877 if (!req)
9878 return -1;
9879
9880 if (hwaddr_aton(cmd, req->dst))
9881 goto fail;
9882
9883 pos = os_strchr(cmd, ' ');
9884 if (!pos)
9885 goto fail;
9886 pos++;
9887 req->pkt = wpabuf_parse_bin(pos);
9888 if (!req->pkt)
9889 goto fail;
9890
9891 dl_list_add_tail(&wpa_s->fils_hlp_req, &req->list);
9892 return 0;
9893 fail:
9894 wpabuf_free(req->pkt);
9895 os_free(req);
9896 return -1;
9897 }
9898 #endif /* CONFIG_FILS */
9899
9900
wpas_ctrl_cmd_debug_level(const char * cmd)9901 static int wpas_ctrl_cmd_debug_level(const char *cmd)
9902 {
9903 if (os_strcmp(cmd, "PING") == 0 ||
9904 os_strncmp(cmd, "BSS ", 4) == 0 ||
9905 os_strncmp(cmd, "GET_NETWORK ", 12) == 0 ||
9906 os_strncmp(cmd, "STATUS", 6) == 0 ||
9907 os_strncmp(cmd, "STA ", 4) == 0 ||
9908 os_strncmp(cmd, "STA-", 4) == 0)
9909 return MSG_EXCESSIVE;
9910 return MSG_DEBUG;
9911 }
9912
9913
wpa_supplicant_ctrl_iface_process(struct wpa_supplicant * wpa_s,char * buf,size_t * resp_len)9914 char * wpa_supplicant_ctrl_iface_process(struct wpa_supplicant *wpa_s,
9915 char *buf, size_t *resp_len)
9916 {
9917 char *reply;
9918 const int reply_size = 4096;
9919 int reply_len;
9920
9921 if (os_strncmp(buf, WPA_CTRL_RSP, os_strlen(WPA_CTRL_RSP)) == 0 ||
9922 os_strncmp(buf, "SET_NETWORK ", 12) == 0 ||
9923 os_strncmp(buf, "PMKSA_ADD ", 10) == 0 ||
9924 os_strncmp(buf, "MESH_PMKSA_ADD ", 15) == 0) {
9925 if (wpa_debug_show_keys)
9926 wpa_dbg(wpa_s, MSG_DEBUG,
9927 "Control interface command '%s'", buf);
9928 else
9929 wpa_dbg(wpa_s, MSG_DEBUG,
9930 "Control interface command '%s [REMOVED]'",
9931 os_strncmp(buf, WPA_CTRL_RSP,
9932 os_strlen(WPA_CTRL_RSP)) == 0 ?
9933 WPA_CTRL_RSP :
9934 (os_strncmp(buf, "SET_NETWORK ", 12) == 0 ?
9935 "SET_NETWORK" : "key-add"));
9936 } else if (os_strncmp(buf, "WPS_NFC_TAG_READ", 16) == 0 ||
9937 os_strncmp(buf, "NFC_REPORT_HANDOVER", 19) == 0) {
9938 wpa_hexdump_ascii_key(MSG_DEBUG, "RX ctrl_iface",
9939 (const u8 *) buf, os_strlen(buf));
9940 } else {
9941 int level = wpas_ctrl_cmd_debug_level(buf);
9942 wpa_dbg(wpa_s, level, "Control interface command '%s'", buf);
9943 }
9944
9945 reply = os_malloc(reply_size);
9946 if (reply == NULL) {
9947 *resp_len = 1;
9948 return NULL;
9949 }
9950
9951 os_memcpy(reply, "OK\n", 3);
9952 reply_len = 3;
9953
9954 if (os_strcmp(buf, "PING") == 0) {
9955 os_memcpy(reply, "PONG\n", 5);
9956 reply_len = 5;
9957 } else if (os_strcmp(buf, "IFNAME") == 0) {
9958 reply_len = os_strlen(wpa_s->ifname);
9959 os_memcpy(reply, wpa_s->ifname, reply_len);
9960 } else if (os_strncmp(buf, "RELOG", 5) == 0) {
9961 if (wpa_debug_reopen_file() < 0)
9962 reply_len = -1;
9963 } else if (os_strncmp(buf, "NOTE ", 5) == 0) {
9964 wpa_printf(MSG_INFO, "NOTE: %s", buf + 5);
9965 } else if (os_strcmp(buf, "MIB") == 0) {
9966 reply_len = wpa_sm_get_mib(wpa_s->wpa, reply, reply_size);
9967 if (reply_len >= 0) {
9968 reply_len += eapol_sm_get_mib(wpa_s->eapol,
9969 reply + reply_len,
9970 reply_size - reply_len);
9971 #ifdef CONFIG_MACSEC
9972 reply_len += ieee802_1x_kay_get_mib(
9973 wpa_s->kay, reply + reply_len,
9974 reply_size - reply_len);
9975 #endif /* CONFIG_MACSEC */
9976 }
9977 } else if (os_strncmp(buf, "STATUS", 6) == 0) {
9978 reply_len = wpa_supplicant_ctrl_iface_status(
9979 wpa_s, buf + 6, reply, reply_size);
9980 } else if (os_strcmp(buf, "PMKSA") == 0) {
9981 reply_len = wpas_ctrl_iface_pmksa(wpa_s, reply, reply_size);
9982 } else if (os_strcmp(buf, "PMKSA_FLUSH") == 0) {
9983 wpas_ctrl_iface_pmksa_flush(wpa_s);
9984 #ifdef CONFIG_PMKSA_CACHE_EXTERNAL
9985 } else if (os_strncmp(buf, "PMKSA_GET ", 10) == 0) {
9986 reply_len = wpas_ctrl_iface_pmksa_get(wpa_s, buf + 10,
9987 reply, reply_size);
9988 } else if (os_strncmp(buf, "PMKSA_ADD ", 10) == 0) {
9989 if (wpas_ctrl_iface_pmksa_add(wpa_s, buf + 10) < 0)
9990 reply_len = -1;
9991 #ifdef CONFIG_MESH
9992 } else if (os_strncmp(buf, "MESH_PMKSA_GET ", 15) == 0) {
9993 reply_len = wpas_ctrl_iface_mesh_pmksa_get(wpa_s, buf + 15,
9994 reply, reply_size);
9995 } else if (os_strncmp(buf, "MESH_PMKSA_ADD ", 15) == 0) {
9996 if (wpas_ctrl_iface_mesh_pmksa_add(wpa_s, buf + 15) < 0)
9997 reply_len = -1;
9998 #endif /* CONFIG_MESH */
9999 #endif /* CONFIG_PMKSA_CACHE_EXTERNAL */
10000 } else if (os_strncmp(buf, "SET ", 4) == 0) {
10001 if (wpa_supplicant_ctrl_iface_set(wpa_s, buf + 4))
10002 reply_len = -1;
10003 } else if (os_strncmp(buf, "DUMP", 4) == 0) {
10004 reply_len = wpa_config_dump_values(wpa_s->conf,
10005 reply, reply_size);
10006 } else if (os_strncmp(buf, "GET ", 4) == 0) {
10007 reply_len = wpa_supplicant_ctrl_iface_get(wpa_s, buf + 4,
10008 reply, reply_size);
10009 } else if (os_strcmp(buf, "LOGON") == 0) {
10010 eapol_sm_notify_logoff(wpa_s->eapol, FALSE);
10011 } else if (os_strcmp(buf, "LOGOFF") == 0) {
10012 eapol_sm_notify_logoff(wpa_s->eapol, TRUE);
10013 } else if (os_strcmp(buf, "REASSOCIATE") == 0) {
10014 if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED)
10015 reply_len = -1;
10016 else
10017 wpas_request_connection(wpa_s);
10018 } else if (os_strcmp(buf, "REATTACH") == 0) {
10019 if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED ||
10020 !wpa_s->current_ssid)
10021 reply_len = -1;
10022 else {
10023 wpa_s->reattach = 1;
10024 wpas_request_connection(wpa_s);
10025 }
10026 } else if (os_strcmp(buf, "RECONNECT") == 0) {
10027 if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED)
10028 reply_len = -1;
10029 else if (wpa_s->disconnected)
10030 wpas_request_connection(wpa_s);
10031 #ifdef IEEE8021X_EAPOL
10032 } else if (os_strncmp(buf, "PREAUTH ", 8) == 0) {
10033 if (wpa_supplicant_ctrl_iface_preauth(wpa_s, buf + 8))
10034 reply_len = -1;
10035 #endif /* IEEE8021X_EAPOL */
10036 #ifdef CONFIG_IEEE80211R
10037 } else if (os_strncmp(buf, "FT_DS ", 6) == 0) {
10038 if (wpa_supplicant_ctrl_iface_ft_ds(wpa_s, buf + 6))
10039 reply_len = -1;
10040 #endif /* CONFIG_IEEE80211R */
10041 #ifdef CONFIG_WPS
10042 } else if (os_strcmp(buf, "WPS_PBC") == 0) {
10043 int res = wpa_supplicant_ctrl_iface_wps_pbc(wpa_s, NULL);
10044 if (res == -2) {
10045 os_memcpy(reply, "FAIL-PBC-OVERLAP\n", 17);
10046 reply_len = 17;
10047 } else if (res)
10048 reply_len = -1;
10049 } else if (os_strncmp(buf, "WPS_PBC ", 8) == 0) {
10050 int res = wpa_supplicant_ctrl_iface_wps_pbc(wpa_s, buf + 8);
10051 if (res == -2) {
10052 os_memcpy(reply, "FAIL-PBC-OVERLAP\n", 17);
10053 reply_len = 17;
10054 } else if (res)
10055 reply_len = -1;
10056 } else if (os_strncmp(buf, "WPS_PIN ", 8) == 0) {
10057 reply_len = wpa_supplicant_ctrl_iface_wps_pin(wpa_s, buf + 8,
10058 reply,
10059 reply_size);
10060 } else if (os_strncmp(buf, "WPS_CHECK_PIN ", 14) == 0) {
10061 reply_len = wpa_supplicant_ctrl_iface_wps_check_pin(
10062 wpa_s, buf + 14, reply, reply_size);
10063 } else if (os_strcmp(buf, "WPS_CANCEL") == 0) {
10064 if (wpas_wps_cancel(wpa_s))
10065 reply_len = -1;
10066 #ifdef CONFIG_WPS_NFC
10067 } else if (os_strcmp(buf, "WPS_NFC") == 0) {
10068 if (wpa_supplicant_ctrl_iface_wps_nfc(wpa_s, NULL))
10069 reply_len = -1;
10070 } else if (os_strncmp(buf, "WPS_NFC ", 8) == 0) {
10071 if (wpa_supplicant_ctrl_iface_wps_nfc(wpa_s, buf + 8))
10072 reply_len = -1;
10073 } else if (os_strncmp(buf, "WPS_NFC_CONFIG_TOKEN ", 21) == 0) {
10074 reply_len = wpa_supplicant_ctrl_iface_wps_nfc_config_token(
10075 wpa_s, buf + 21, reply, reply_size);
10076 } else if (os_strncmp(buf, "WPS_NFC_TOKEN ", 14) == 0) {
10077 reply_len = wpa_supplicant_ctrl_iface_wps_nfc_token(
10078 wpa_s, buf + 14, reply, reply_size);
10079 } else if (os_strncmp(buf, "WPS_NFC_TAG_READ ", 17) == 0) {
10080 if (wpa_supplicant_ctrl_iface_wps_nfc_tag_read(wpa_s,
10081 buf + 17))
10082 reply_len = -1;
10083 } else if (os_strncmp(buf, "NFC_GET_HANDOVER_REQ ", 21) == 0) {
10084 reply_len = wpas_ctrl_nfc_get_handover_req(
10085 wpa_s, buf + 21, reply, reply_size);
10086 } else if (os_strncmp(buf, "NFC_GET_HANDOVER_SEL ", 21) == 0) {
10087 reply_len = wpas_ctrl_nfc_get_handover_sel(
10088 wpa_s, buf + 21, reply, reply_size);
10089 } else if (os_strncmp(buf, "NFC_REPORT_HANDOVER ", 20) == 0) {
10090 if (wpas_ctrl_nfc_report_handover(wpa_s, buf + 20))
10091 reply_len = -1;
10092 #endif /* CONFIG_WPS_NFC */
10093 } else if (os_strncmp(buf, "WPS_REG ", 8) == 0) {
10094 if (wpa_supplicant_ctrl_iface_wps_reg(wpa_s, buf + 8))
10095 reply_len = -1;
10096 #ifdef CONFIG_AP
10097 } else if (os_strncmp(buf, "WPS_AP_PIN ", 11) == 0) {
10098 reply_len = wpa_supplicant_ctrl_iface_wps_ap_pin(
10099 wpa_s, buf + 11, reply, reply_size);
10100 #endif /* CONFIG_AP */
10101 #ifdef CONFIG_WPS_ER
10102 } else if (os_strcmp(buf, "WPS_ER_START") == 0) {
10103 if (wpas_wps_er_start(wpa_s, NULL))
10104 reply_len = -1;
10105 } else if (os_strncmp(buf, "WPS_ER_START ", 13) == 0) {
10106 if (wpas_wps_er_start(wpa_s, buf + 13))
10107 reply_len = -1;
10108 } else if (os_strcmp(buf, "WPS_ER_STOP") == 0) {
10109 wpas_wps_er_stop(wpa_s);
10110 } else if (os_strncmp(buf, "WPS_ER_PIN ", 11) == 0) {
10111 if (wpa_supplicant_ctrl_iface_wps_er_pin(wpa_s, buf + 11))
10112 reply_len = -1;
10113 } else if (os_strncmp(buf, "WPS_ER_PBC ", 11) == 0) {
10114 int ret = wpas_wps_er_pbc(wpa_s, buf + 11);
10115 if (ret == -2) {
10116 os_memcpy(reply, "FAIL-PBC-OVERLAP\n", 17);
10117 reply_len = 17;
10118 } else if (ret == -3) {
10119 os_memcpy(reply, "FAIL-UNKNOWN-UUID\n", 18);
10120 reply_len = 18;
10121 } else if (ret == -4) {
10122 os_memcpy(reply, "FAIL-NO-AP-SETTINGS\n", 20);
10123 reply_len = 20;
10124 } else if (ret)
10125 reply_len = -1;
10126 } else if (os_strncmp(buf, "WPS_ER_LEARN ", 13) == 0) {
10127 if (wpa_supplicant_ctrl_iface_wps_er_learn(wpa_s, buf + 13))
10128 reply_len = -1;
10129 } else if (os_strncmp(buf, "WPS_ER_SET_CONFIG ", 18) == 0) {
10130 if (wpa_supplicant_ctrl_iface_wps_er_set_config(wpa_s,
10131 buf + 18))
10132 reply_len = -1;
10133 } else if (os_strncmp(buf, "WPS_ER_CONFIG ", 14) == 0) {
10134 if (wpa_supplicant_ctrl_iface_wps_er_config(wpa_s, buf + 14))
10135 reply_len = -1;
10136 #ifdef CONFIG_WPS_NFC
10137 } else if (os_strncmp(buf, "WPS_ER_NFC_CONFIG_TOKEN ", 24) == 0) {
10138 reply_len = wpa_supplicant_ctrl_iface_wps_er_nfc_config_token(
10139 wpa_s, buf + 24, reply, reply_size);
10140 #endif /* CONFIG_WPS_NFC */
10141 #endif /* CONFIG_WPS_ER */
10142 #endif /* CONFIG_WPS */
10143 #ifdef CONFIG_IBSS_RSN
10144 } else if (os_strncmp(buf, "IBSS_RSN ", 9) == 0) {
10145 if (wpa_supplicant_ctrl_iface_ibss_rsn(wpa_s, buf + 9))
10146 reply_len = -1;
10147 #endif /* CONFIG_IBSS_RSN */
10148 #ifdef CONFIG_MESH
10149 } else if (os_strncmp(buf, "MESH_INTERFACE_ADD ", 19) == 0) {
10150 reply_len = wpa_supplicant_ctrl_iface_mesh_interface_add(
10151 wpa_s, buf + 19, reply, reply_size);
10152 } else if (os_strcmp(buf, "MESH_INTERFACE_ADD") == 0) {
10153 reply_len = wpa_supplicant_ctrl_iface_mesh_interface_add(
10154 wpa_s, "", reply, reply_size);
10155 } else if (os_strncmp(buf, "MESH_GROUP_ADD ", 15) == 0) {
10156 if (wpa_supplicant_ctrl_iface_mesh_group_add(wpa_s, buf + 15))
10157 reply_len = -1;
10158 } else if (os_strncmp(buf, "MESH_GROUP_REMOVE ", 18) == 0) {
10159 if (wpa_supplicant_ctrl_iface_mesh_group_remove(wpa_s,
10160 buf + 18))
10161 reply_len = -1;
10162 } else if (os_strncmp(buf, "MESH_PEER_REMOVE ", 17) == 0) {
10163 if (wpa_supplicant_ctrl_iface_mesh_peer_remove(wpa_s, buf + 17))
10164 reply_len = -1;
10165 } else if (os_strncmp(buf, "MESH_PEER_ADD ", 14) == 0) {
10166 if (wpa_supplicant_ctrl_iface_mesh_peer_add(wpa_s, buf + 14))
10167 reply_len = -1;
10168 } else if (os_strncmp(buf, "MESH_LINK_PROBE ", 16) == 0) {
10169 if (wpa_supplicant_ctrl_iface_mesh_link_probe(wpa_s, buf + 16))
10170 reply_len = -1;
10171 #endif /* CONFIG_MESH */
10172 #ifdef CONFIG_P2P
10173 } else if (os_strncmp(buf, "P2P_FIND ", 9) == 0) {
10174 if (p2p_ctrl_find(wpa_s, buf + 8))
10175 reply_len = -1;
10176 } else if (os_strcmp(buf, "P2P_FIND") == 0) {
10177 if (p2p_ctrl_find(wpa_s, ""))
10178 reply_len = -1;
10179 } else if (os_strcmp(buf, "P2P_STOP_FIND") == 0) {
10180 wpas_p2p_stop_find(wpa_s);
10181 } else if (os_strncmp(buf, "P2P_ASP_PROVISION ", 18) == 0) {
10182 if (p2p_ctrl_asp_provision(wpa_s, buf + 18))
10183 reply_len = -1;
10184 } else if (os_strncmp(buf, "P2P_ASP_PROVISION_RESP ", 23) == 0) {
10185 if (p2p_ctrl_asp_provision_resp(wpa_s, buf + 23))
10186 reply_len = -1;
10187 } else if (os_strncmp(buf, "P2P_CONNECT ", 12) == 0) {
10188 reply_len = p2p_ctrl_connect(wpa_s, buf + 12, reply,
10189 reply_size);
10190 } else if (os_strncmp(buf, "P2P_LISTEN ", 11) == 0) {
10191 if (p2p_ctrl_listen(wpa_s, buf + 11))
10192 reply_len = -1;
10193 } else if (os_strcmp(buf, "P2P_LISTEN") == 0) {
10194 if (p2p_ctrl_listen(wpa_s, ""))
10195 reply_len = -1;
10196 } else if (os_strncmp(buf, "P2P_GROUP_REMOVE ", 17) == 0) {
10197 if (wpas_p2p_group_remove(wpa_s, buf + 17))
10198 reply_len = -1;
10199 } else if (os_strcmp(buf, "P2P_GROUP_ADD") == 0) {
10200 if (p2p_ctrl_group_add(wpa_s, ""))
10201 reply_len = -1;
10202 } else if (os_strncmp(buf, "P2P_GROUP_ADD ", 14) == 0) {
10203 if (p2p_ctrl_group_add(wpa_s, buf + 14))
10204 reply_len = -1;
10205 } else if (os_strncmp(buf, "P2P_GROUP_MEMBER ", 17) == 0) {
10206 reply_len = p2p_ctrl_group_member(wpa_s, buf + 17, reply,
10207 reply_size);
10208 } else if (os_strncmp(buf, "P2P_PROV_DISC ", 14) == 0) {
10209 if (p2p_ctrl_prov_disc(wpa_s, buf + 14))
10210 reply_len = -1;
10211 } else if (os_strcmp(buf, "P2P_GET_PASSPHRASE") == 0) {
10212 reply_len = p2p_get_passphrase(wpa_s, reply, reply_size);
10213 } else if (os_strncmp(buf, "P2P_SERV_DISC_REQ ", 18) == 0) {
10214 reply_len = p2p_ctrl_serv_disc_req(wpa_s, buf + 18, reply,
10215 reply_size);
10216 } else if (os_strncmp(buf, "P2P_SERV_DISC_CANCEL_REQ ", 25) == 0) {
10217 if (p2p_ctrl_serv_disc_cancel_req(wpa_s, buf + 25) < 0)
10218 reply_len = -1;
10219 } else if (os_strncmp(buf, "P2P_SERV_DISC_RESP ", 19) == 0) {
10220 if (p2p_ctrl_serv_disc_resp(wpa_s, buf + 19) < 0)
10221 reply_len = -1;
10222 } else if (os_strcmp(buf, "P2P_SERVICE_UPDATE") == 0) {
10223 wpas_p2p_sd_service_update(wpa_s);
10224 } else if (os_strncmp(buf, "P2P_SERV_DISC_EXTERNAL ", 23) == 0) {
10225 if (p2p_ctrl_serv_disc_external(wpa_s, buf + 23) < 0)
10226 reply_len = -1;
10227 } else if (os_strcmp(buf, "P2P_SERVICE_FLUSH") == 0) {
10228 wpas_p2p_service_flush(wpa_s);
10229 } else if (os_strncmp(buf, "P2P_SERVICE_ADD ", 16) == 0) {
10230 if (p2p_ctrl_service_add(wpa_s, buf + 16) < 0)
10231 reply_len = -1;
10232 } else if (os_strncmp(buf, "P2P_SERVICE_DEL ", 16) == 0) {
10233 if (p2p_ctrl_service_del(wpa_s, buf + 16) < 0)
10234 reply_len = -1;
10235 } else if (os_strncmp(buf, "P2P_SERVICE_REP ", 16) == 0) {
10236 if (p2p_ctrl_service_replace(wpa_s, buf + 16) < 0)
10237 reply_len = -1;
10238 } else if (os_strncmp(buf, "P2P_REJECT ", 11) == 0) {
10239 if (p2p_ctrl_reject(wpa_s, buf + 11) < 0)
10240 reply_len = -1;
10241 } else if (os_strncmp(buf, "P2P_INVITE ", 11) == 0) {
10242 if (p2p_ctrl_invite(wpa_s, buf + 11) < 0)
10243 reply_len = -1;
10244 } else if (os_strncmp(buf, "P2P_PEER ", 9) == 0) {
10245 reply_len = p2p_ctrl_peer(wpa_s, buf + 9, reply,
10246 reply_size);
10247 } else if (os_strncmp(buf, "P2P_SET ", 8) == 0) {
10248 if (p2p_ctrl_set(wpa_s, buf + 8) < 0)
10249 reply_len = -1;
10250 } else if (os_strcmp(buf, "P2P_FLUSH") == 0) {
10251 p2p_ctrl_flush(wpa_s);
10252 } else if (os_strncmp(buf, "P2P_UNAUTHORIZE ", 16) == 0) {
10253 if (wpas_p2p_unauthorize(wpa_s, buf + 16) < 0)
10254 reply_len = -1;
10255 } else if (os_strcmp(buf, "P2P_CANCEL") == 0) {
10256 if (wpas_p2p_cancel(wpa_s))
10257 reply_len = -1;
10258 } else if (os_strncmp(buf, "P2P_PRESENCE_REQ ", 17) == 0) {
10259 if (p2p_ctrl_presence_req(wpa_s, buf + 17) < 0)
10260 reply_len = -1;
10261 } else if (os_strcmp(buf, "P2P_PRESENCE_REQ") == 0) {
10262 if (p2p_ctrl_presence_req(wpa_s, "") < 0)
10263 reply_len = -1;
10264 } else if (os_strncmp(buf, "P2P_EXT_LISTEN ", 15) == 0) {
10265 if (p2p_ctrl_ext_listen(wpa_s, buf + 15) < 0)
10266 reply_len = -1;
10267 } else if (os_strcmp(buf, "P2P_EXT_LISTEN") == 0) {
10268 if (p2p_ctrl_ext_listen(wpa_s, "") < 0)
10269 reply_len = -1;
10270 } else if (os_strncmp(buf, "P2P_REMOVE_CLIENT ", 18) == 0) {
10271 if (p2p_ctrl_remove_client(wpa_s, buf + 18) < 0)
10272 reply_len = -1;
10273 } else if (os_strncmp(buf, "P2P_LO_START ", 13) == 0) {
10274 if (p2p_ctrl_iface_p2p_lo_start(wpa_s, buf + 13))
10275 reply_len = -1;
10276 } else if (os_strcmp(buf, "P2P_LO_STOP") == 0) {
10277 if (wpas_p2p_lo_stop(wpa_s))
10278 reply_len = -1;
10279 #endif /* CONFIG_P2P */
10280 #ifdef CONFIG_WIFI_DISPLAY
10281 } else if (os_strncmp(buf, "WFD_SUBELEM_SET ", 16) == 0) {
10282 if (wifi_display_subelem_set(wpa_s->global, buf + 16) < 0)
10283 reply_len = -1;
10284 } else if (os_strncmp(buf, "WFD_SUBELEM_GET ", 16) == 0) {
10285 reply_len = wifi_display_subelem_get(wpa_s->global, buf + 16,
10286 reply, reply_size);
10287 #endif /* CONFIG_WIFI_DISPLAY */
10288 #ifdef CONFIG_INTERWORKING
10289 } else if (os_strcmp(buf, "FETCH_ANQP") == 0) {
10290 if (interworking_fetch_anqp(wpa_s) < 0)
10291 reply_len = -1;
10292 } else if (os_strcmp(buf, "STOP_FETCH_ANQP") == 0) {
10293 interworking_stop_fetch_anqp(wpa_s);
10294 } else if (os_strcmp(buf, "INTERWORKING_SELECT") == 0) {
10295 if (ctrl_interworking_select(wpa_s, NULL) < 0)
10296 reply_len = -1;
10297 } else if (os_strncmp(buf, "INTERWORKING_SELECT ", 20) == 0) {
10298 if (ctrl_interworking_select(wpa_s, buf + 20) < 0)
10299 reply_len = -1;
10300 } else if (os_strncmp(buf, "INTERWORKING_CONNECT ", 21) == 0) {
10301 if (ctrl_interworking_connect(wpa_s, buf + 21, 0) < 0)
10302 reply_len = -1;
10303 } else if (os_strncmp(buf, "INTERWORKING_ADD_NETWORK ", 25) == 0) {
10304 int id;
10305
10306 id = ctrl_interworking_connect(wpa_s, buf + 25, 1);
10307 if (id < 0)
10308 reply_len = -1;
10309 else {
10310 reply_len = os_snprintf(reply, reply_size, "%d\n", id);
10311 if (os_snprintf_error(reply_size, reply_len))
10312 reply_len = -1;
10313 }
10314 } else if (os_strncmp(buf, "ANQP_GET ", 9) == 0) {
10315 if (get_anqp(wpa_s, buf + 9) < 0)
10316 reply_len = -1;
10317 } else if (os_strncmp(buf, "GAS_REQUEST ", 12) == 0) {
10318 if (gas_request(wpa_s, buf + 12) < 0)
10319 reply_len = -1;
10320 } else if (os_strncmp(buf, "GAS_RESPONSE_GET ", 17) == 0) {
10321 reply_len = gas_response_get(wpa_s, buf + 17, reply,
10322 reply_size);
10323 #endif /* CONFIG_INTERWORKING */
10324 #ifdef CONFIG_HS20
10325 } else if (os_strncmp(buf, "HS20_ANQP_GET ", 14) == 0) {
10326 if (get_hs20_anqp(wpa_s, buf + 14) < 0)
10327 reply_len = -1;
10328 } else if (os_strncmp(buf, "HS20_GET_NAI_HOME_REALM_LIST ", 29) == 0) {
10329 if (hs20_get_nai_home_realm_list(wpa_s, buf + 29) < 0)
10330 reply_len = -1;
10331 } else if (os_strncmp(buf, "HS20_ICON_REQUEST ", 18) == 0) {
10332 if (hs20_icon_request(wpa_s, buf + 18, 0) < 0)
10333 reply_len = -1;
10334 } else if (os_strncmp(buf, "REQ_HS20_ICON ", 14) == 0) {
10335 if (hs20_icon_request(wpa_s, buf + 14, 1) < 0)
10336 reply_len = -1;
10337 } else if (os_strncmp(buf, "GET_HS20_ICON ", 14) == 0) {
10338 reply_len = get_hs20_icon(wpa_s, buf + 14, reply, reply_size);
10339 } else if (os_strncmp(buf, "DEL_HS20_ICON ", 14) == 0) {
10340 if (del_hs20_icon(wpa_s, buf + 14) < 0)
10341 reply_len = -1;
10342 } else if (os_strcmp(buf, "FETCH_OSU") == 0) {
10343 if (hs20_fetch_osu(wpa_s, 0) < 0)
10344 reply_len = -1;
10345 } else if (os_strcmp(buf, "FETCH_OSU no-scan") == 0) {
10346 if (hs20_fetch_osu(wpa_s, 1) < 0)
10347 reply_len = -1;
10348 } else if (os_strcmp(buf, "CANCEL_FETCH_OSU") == 0) {
10349 hs20_cancel_fetch_osu(wpa_s);
10350 #endif /* CONFIG_HS20 */
10351 } else if (os_strncmp(buf, WPA_CTRL_RSP, os_strlen(WPA_CTRL_RSP)) == 0)
10352 {
10353 if (wpa_supplicant_ctrl_iface_ctrl_rsp(
10354 wpa_s, buf + os_strlen(WPA_CTRL_RSP)))
10355 reply_len = -1;
10356 else {
10357 /*
10358 * Notify response from timeout to allow the control
10359 * interface response to be sent first.
10360 */
10361 eloop_register_timeout(0, 0, wpas_ctrl_eapol_response,
10362 wpa_s, NULL);
10363 }
10364 } else if (os_strcmp(buf, "RECONFIGURE") == 0) {
10365 if (wpa_supplicant_reload_configuration(wpa_s))
10366 reply_len = -1;
10367 } else if (os_strcmp(buf, "TERMINATE") == 0) {
10368 wpa_supplicant_terminate_proc(wpa_s->global);
10369 } else if (os_strncmp(buf, "BSSID ", 6) == 0) {
10370 if (wpa_supplicant_ctrl_iface_bssid(wpa_s, buf + 6))
10371 reply_len = -1;
10372 } else if (os_strncmp(buf, "BLACKLIST", 9) == 0) {
10373 reply_len = wpa_supplicant_ctrl_iface_blacklist(
10374 wpa_s, buf + 9, reply, reply_size);
10375 } else if (os_strncmp(buf, "LOG_LEVEL", 9) == 0) {
10376 reply_len = wpa_supplicant_ctrl_iface_log_level(
10377 wpa_s, buf + 9, reply, reply_size);
10378 } else if (os_strncmp(buf, "LIST_NETWORKS ", 14) == 0) {
10379 reply_len = wpa_supplicant_ctrl_iface_list_networks(
10380 wpa_s, buf + 14, reply, reply_size);
10381 } else if (os_strcmp(buf, "LIST_NETWORKS") == 0) {
10382 reply_len = wpa_supplicant_ctrl_iface_list_networks(
10383 wpa_s, NULL, reply, reply_size);
10384 } else if (os_strcmp(buf, "DISCONNECT") == 0) {
10385 wpas_request_disconnection(wpa_s);
10386 } else if (os_strcmp(buf, "SCAN") == 0) {
10387 wpas_ctrl_scan(wpa_s, NULL, reply, reply_size, &reply_len);
10388 } else if (os_strncmp(buf, "SCAN ", 5) == 0) {
10389 wpas_ctrl_scan(wpa_s, buf + 5, reply, reply_size, &reply_len);
10390 } else if (os_strcmp(buf, "SCAN_RESULTS") == 0) {
10391 reply_len = wpa_supplicant_ctrl_iface_scan_results(
10392 wpa_s, reply, reply_size);
10393 } else if (os_strcmp(buf, "ABORT_SCAN") == 0) {
10394 if (wpas_abort_ongoing_scan(wpa_s) < 0)
10395 reply_len = -1;
10396 } else if (os_strncmp(buf, "SELECT_NETWORK ", 15) == 0) {
10397 if (wpa_supplicant_ctrl_iface_select_network(wpa_s, buf + 15))
10398 reply_len = -1;
10399 } else if (os_strncmp(buf, "ENABLE_NETWORK ", 15) == 0) {
10400 if (wpa_supplicant_ctrl_iface_enable_network(wpa_s, buf + 15))
10401 reply_len = -1;
10402 } else if (os_strncmp(buf, "DISABLE_NETWORK ", 16) == 0) {
10403 if (wpa_supplicant_ctrl_iface_disable_network(wpa_s, buf + 16))
10404 reply_len = -1;
10405 } else if (os_strcmp(buf, "ADD_NETWORK") == 0) {
10406 reply_len = wpa_supplicant_ctrl_iface_add_network(
10407 wpa_s, reply, reply_size);
10408 } else if (os_strncmp(buf, "REMOVE_NETWORK ", 15) == 0) {
10409 if (wpa_supplicant_ctrl_iface_remove_network(wpa_s, buf + 15))
10410 reply_len = -1;
10411 } else if (os_strncmp(buf, "SET_NETWORK ", 12) == 0) {
10412 if (wpa_supplicant_ctrl_iface_set_network(wpa_s, buf + 12))
10413 reply_len = -1;
10414 } else if (os_strncmp(buf, "GET_NETWORK ", 12) == 0) {
10415 reply_len = wpa_supplicant_ctrl_iface_get_network(
10416 wpa_s, buf + 12, reply, reply_size);
10417 } else if (os_strncmp(buf, "DUP_NETWORK ", 12) == 0) {
10418 if (wpa_supplicant_ctrl_iface_dup_network(wpa_s, buf + 12,
10419 wpa_s))
10420 reply_len = -1;
10421 } else if (os_strcmp(buf, "LIST_CREDS") == 0) {
10422 reply_len = wpa_supplicant_ctrl_iface_list_creds(
10423 wpa_s, reply, reply_size);
10424 } else if (os_strcmp(buf, "ADD_CRED") == 0) {
10425 reply_len = wpa_supplicant_ctrl_iface_add_cred(
10426 wpa_s, reply, reply_size);
10427 } else if (os_strncmp(buf, "REMOVE_CRED ", 12) == 0) {
10428 if (wpa_supplicant_ctrl_iface_remove_cred(wpa_s, buf + 12))
10429 reply_len = -1;
10430 } else if (os_strncmp(buf, "SET_CRED ", 9) == 0) {
10431 if (wpa_supplicant_ctrl_iface_set_cred(wpa_s, buf + 9))
10432 reply_len = -1;
10433 } else if (os_strncmp(buf, "GET_CRED ", 9) == 0) {
10434 reply_len = wpa_supplicant_ctrl_iface_get_cred(wpa_s, buf + 9,
10435 reply,
10436 reply_size);
10437 #ifndef CONFIG_NO_CONFIG_WRITE
10438 } else if (os_strcmp(buf, "SAVE_CONFIG") == 0) {
10439 if (wpa_supplicant_ctrl_iface_save_config(wpa_s))
10440 reply_len = -1;
10441 #endif /* CONFIG_NO_CONFIG_WRITE */
10442 } else if (os_strncmp(buf, "GET_CAPABILITY ", 15) == 0) {
10443 reply_len = wpa_supplicant_ctrl_iface_get_capability(
10444 wpa_s, buf + 15, reply, reply_size);
10445 } else if (os_strncmp(buf, "AP_SCAN ", 8) == 0) {
10446 if (wpa_supplicant_ctrl_iface_ap_scan(wpa_s, buf + 8))
10447 reply_len = -1;
10448 } else if (os_strncmp(buf, "SCAN_INTERVAL ", 14) == 0) {
10449 if (wpa_supplicant_ctrl_iface_scan_interval(wpa_s, buf + 14))
10450 reply_len = -1;
10451 } else if (os_strcmp(buf, "INTERFACE_LIST") == 0) {
10452 reply_len = wpa_supplicant_global_iface_list(
10453 wpa_s->global, reply, reply_size);
10454 } else if (os_strncmp(buf, "INTERFACES", 10) == 0) {
10455 reply_len = wpa_supplicant_global_iface_interfaces(
10456 wpa_s->global, buf + 10, reply, reply_size);
10457 } else if (os_strncmp(buf, "BSS ", 4) == 0) {
10458 reply_len = wpa_supplicant_ctrl_iface_bss(
10459 wpa_s, buf + 4, reply, reply_size);
10460 #ifdef CONFIG_AP
10461 } else if (os_strcmp(buf, "STA-FIRST") == 0) {
10462 reply_len = ap_ctrl_iface_sta_first(wpa_s, reply, reply_size);
10463 } else if (os_strncmp(buf, "STA ", 4) == 0) {
10464 reply_len = ap_ctrl_iface_sta(wpa_s, buf + 4, reply,
10465 reply_size);
10466 } else if (os_strncmp(buf, "STA-NEXT ", 9) == 0) {
10467 reply_len = ap_ctrl_iface_sta_next(wpa_s, buf + 9, reply,
10468 reply_size);
10469 } else if (os_strncmp(buf, "DEAUTHENTICATE ", 15) == 0) {
10470 if (ap_ctrl_iface_sta_deauthenticate(wpa_s, buf + 15))
10471 reply_len = -1;
10472 } else if (os_strncmp(buf, "DISASSOCIATE ", 13) == 0) {
10473 if (ap_ctrl_iface_sta_disassociate(wpa_s, buf + 13))
10474 reply_len = -1;
10475 } else if (os_strncmp(buf, "CHAN_SWITCH ", 12) == 0) {
10476 if (ap_ctrl_iface_chanswitch(wpa_s, buf + 12))
10477 reply_len = -1;
10478 } else if (os_strcmp(buf, "STOP_AP") == 0) {
10479 if (wpas_ap_stop_ap(wpa_s))
10480 reply_len = -1;
10481 #endif /* CONFIG_AP */
10482 } else if (os_strcmp(buf, "SUSPEND") == 0) {
10483 wpas_notify_suspend(wpa_s->global);
10484 } else if (os_strcmp(buf, "RESUME") == 0) {
10485 wpas_notify_resume(wpa_s->global);
10486 #ifdef CONFIG_TESTING_OPTIONS
10487 } else if (os_strcmp(buf, "DROP_SA") == 0) {
10488 wpa_supplicant_ctrl_iface_drop_sa(wpa_s);
10489 #endif /* CONFIG_TESTING_OPTIONS */
10490 } else if (os_strncmp(buf, "ROAM ", 5) == 0) {
10491 if (wpa_supplicant_ctrl_iface_roam(wpa_s, buf + 5))
10492 reply_len = -1;
10493 } else if (os_strncmp(buf, "STA_AUTOCONNECT ", 16) == 0) {
10494 wpa_s->auto_reconnect_disabled = atoi(buf + 16) == 0;
10495 } else if (os_strncmp(buf, "BSS_EXPIRE_AGE ", 15) == 0) {
10496 if (wpa_supplicant_ctrl_iface_bss_expire_age(wpa_s, buf + 15))
10497 reply_len = -1;
10498 } else if (os_strncmp(buf, "BSS_EXPIRE_COUNT ", 17) == 0) {
10499 if (wpa_supplicant_ctrl_iface_bss_expire_count(wpa_s,
10500 buf + 17))
10501 reply_len = -1;
10502 } else if (os_strncmp(buf, "BSS_FLUSH ", 10) == 0) {
10503 wpa_supplicant_ctrl_iface_bss_flush(wpa_s, buf + 10);
10504 #ifdef CONFIG_TDLS
10505 } else if (os_strncmp(buf, "TDLS_DISCOVER ", 14) == 0) {
10506 if (wpa_supplicant_ctrl_iface_tdls_discover(wpa_s, buf + 14))
10507 reply_len = -1;
10508 } else if (os_strncmp(buf, "TDLS_SETUP ", 11) == 0) {
10509 if (wpa_supplicant_ctrl_iface_tdls_setup(wpa_s, buf + 11))
10510 reply_len = -1;
10511 } else if (os_strncmp(buf, "TDLS_TEARDOWN ", 14) == 0) {
10512 if (wpa_supplicant_ctrl_iface_tdls_teardown(wpa_s, buf + 14))
10513 reply_len = -1;
10514 } else if (os_strncmp(buf, "TDLS_CHAN_SWITCH ", 17) == 0) {
10515 if (wpa_supplicant_ctrl_iface_tdls_chan_switch(wpa_s,
10516 buf + 17))
10517 reply_len = -1;
10518 } else if (os_strncmp(buf, "TDLS_CANCEL_CHAN_SWITCH ", 24) == 0) {
10519 if (wpa_supplicant_ctrl_iface_tdls_cancel_chan_switch(wpa_s,
10520 buf + 24))
10521 reply_len = -1;
10522 } else if (os_strncmp(buf, "TDLS_LINK_STATUS ", 17) == 0) {
10523 reply_len = wpa_supplicant_ctrl_iface_tdls_link_status(
10524 wpa_s, buf + 17, reply, reply_size);
10525 #endif /* CONFIG_TDLS */
10526 } else if (os_strcmp(buf, "WMM_AC_STATUS") == 0) {
10527 reply_len = wpas_wmm_ac_status(wpa_s, reply, reply_size);
10528 } else if (os_strncmp(buf, "WMM_AC_ADDTS ", 13) == 0) {
10529 if (wmm_ac_ctrl_addts(wpa_s, buf + 13))
10530 reply_len = -1;
10531 } else if (os_strncmp(buf, "WMM_AC_DELTS ", 13) == 0) {
10532 if (wmm_ac_ctrl_delts(wpa_s, buf + 13))
10533 reply_len = -1;
10534 } else if (os_strncmp(buf, "SIGNAL_POLL", 11) == 0) {
10535 reply_len = wpa_supplicant_signal_poll(wpa_s, reply,
10536 reply_size);
10537 } else if (os_strncmp(buf, "SIGNAL_MONITOR", 14) == 0) {
10538 if (wpas_ctrl_iface_signal_monitor(wpa_s, buf + 14))
10539 reply_len = -1;
10540 } else if (os_strncmp(buf, "PKTCNT_POLL", 11) == 0) {
10541 reply_len = wpa_supplicant_pktcnt_poll(wpa_s, reply,
10542 reply_size);
10543 #ifdef CONFIG_AUTOSCAN
10544 } else if (os_strncmp(buf, "AUTOSCAN ", 9) == 0) {
10545 if (wpa_supplicant_ctrl_iface_autoscan(wpa_s, buf + 9))
10546 reply_len = -1;
10547 #endif /* CONFIG_AUTOSCAN */
10548 } else if (os_strcmp(buf, "DRIVER_FLAGS") == 0) {
10549 reply_len = wpas_ctrl_iface_driver_flags(wpa_s, reply,
10550 reply_size);
10551 #ifdef ANDROID
10552 } else if (os_strncmp(buf, "DRIVER ", 7) == 0) {
10553 reply_len = wpa_supplicant_driver_cmd(wpa_s, buf + 7, reply,
10554 reply_size);
10555 #endif /* ANDROID */
10556 } else if (os_strncmp(buf, "VENDOR ", 7) == 0) {
10557 reply_len = wpa_supplicant_vendor_cmd(wpa_s, buf + 7, reply,
10558 reply_size);
10559 } else if (os_strcmp(buf, "REAUTHENTICATE") == 0) {
10560 pmksa_cache_clear_current(wpa_s->wpa);
10561 eapol_sm_request_reauth(wpa_s->eapol);
10562 #ifdef CONFIG_WNM
10563 } else if (os_strncmp(buf, "WNM_SLEEP ", 10) == 0) {
10564 if (wpas_ctrl_iface_wnm_sleep(wpa_s, buf + 10))
10565 reply_len = -1;
10566 } else if (os_strncmp(buf, "WNM_BSS_QUERY ", 14) == 0) {
10567 if (wpas_ctrl_iface_wnm_bss_query(wpa_s, buf + 14))
10568 reply_len = -1;
10569 } else if (os_strncmp(buf, "COLOC_INTF_REPORT ", 18) == 0) {
10570 if (wpas_ctrl_iface_coloc_intf_report(wpa_s, buf + 18))
10571 reply_len = -1;
10572 #endif /* CONFIG_WNM */
10573 } else if (os_strcmp(buf, "FLUSH") == 0) {
10574 wpa_supplicant_ctrl_iface_flush(wpa_s);
10575 } else if (os_strncmp(buf, "RADIO_WORK ", 11) == 0) {
10576 reply_len = wpas_ctrl_radio_work(wpa_s, buf + 11, reply,
10577 reply_size);
10578 #ifdef CONFIG_TESTING_OPTIONS
10579 } else if (os_strncmp(buf, "MGMT_TX ", 8) == 0) {
10580 if (wpas_ctrl_iface_mgmt_tx(wpa_s, buf + 8) < 0)
10581 reply_len = -1;
10582 } else if (os_strcmp(buf, "MGMT_TX_DONE") == 0) {
10583 wpas_ctrl_iface_mgmt_tx_done(wpa_s);
10584 } else if (os_strncmp(buf, "MGMT_RX_PROCESS ", 16) == 0) {
10585 if (wpas_ctrl_iface_mgmt_rx_process(wpa_s, buf + 16) < 0)
10586 reply_len = -1;
10587 } else if (os_strncmp(buf, "DRIVER_EVENT ", 13) == 0) {
10588 if (wpas_ctrl_iface_driver_event(wpa_s, buf + 13) < 0)
10589 reply_len = -1;
10590 } else if (os_strncmp(buf, "EAPOL_RX ", 9) == 0) {
10591 if (wpas_ctrl_iface_eapol_rx(wpa_s, buf + 9) < 0)
10592 reply_len = -1;
10593 } else if (os_strncmp(buf, "DATA_TEST_CONFIG ", 17) == 0) {
10594 if (wpas_ctrl_iface_data_test_config(wpa_s, buf + 17) < 0)
10595 reply_len = -1;
10596 } else if (os_strncmp(buf, "DATA_TEST_TX ", 13) == 0) {
10597 if (wpas_ctrl_iface_data_test_tx(wpa_s, buf + 13) < 0)
10598 reply_len = -1;
10599 } else if (os_strncmp(buf, "DATA_TEST_FRAME ", 16) == 0) {
10600 if (wpas_ctrl_iface_data_test_frame(wpa_s, buf + 16) < 0)
10601 reply_len = -1;
10602 } else if (os_strncmp(buf, "TEST_ALLOC_FAIL ", 16) == 0) {
10603 if (wpas_ctrl_test_alloc_fail(wpa_s, buf + 16) < 0)
10604 reply_len = -1;
10605 } else if (os_strcmp(buf, "GET_ALLOC_FAIL") == 0) {
10606 reply_len = wpas_ctrl_get_alloc_fail(wpa_s, reply, reply_size);
10607 } else if (os_strncmp(buf, "TEST_FAIL ", 10) == 0) {
10608 if (wpas_ctrl_test_fail(wpa_s, buf + 10) < 0)
10609 reply_len = -1;
10610 } else if (os_strcmp(buf, "GET_FAIL") == 0) {
10611 reply_len = wpas_ctrl_get_fail(wpa_s, reply, reply_size);
10612 } else if (os_strncmp(buf, "EVENT_TEST ", 11) == 0) {
10613 if (wpas_ctrl_event_test(wpa_s, buf + 11) < 0)
10614 reply_len = -1;
10615 } else if (os_strncmp(buf, "TEST_ASSOC_IE ", 14) == 0) {
10616 if (wpas_ctrl_test_assoc_ie(wpa_s, buf + 14) < 0)
10617 reply_len = -1;
10618 } else if (os_strcmp(buf, "RESET_PN") == 0) {
10619 if (wpas_ctrl_reset_pn(wpa_s) < 0)
10620 reply_len = -1;
10621 } else if (os_strncmp(buf, "KEY_REQUEST ", 12) == 0) {
10622 if (wpas_ctrl_key_request(wpa_s, buf + 12) < 0)
10623 reply_len = -1;
10624 } else if (os_strcmp(buf, "RESEND_ASSOC") == 0) {
10625 if (wpas_ctrl_resend_assoc(wpa_s) < 0)
10626 reply_len = -1;
10627 #ifdef CONFIG_IEEE80211W
10628 } else if (os_strcmp(buf, "UNPROT_DEAUTH") == 0) {
10629 sme_event_unprot_disconnect(
10630 wpa_s, wpa_s->bssid, NULL,
10631 WLAN_REASON_CLASS2_FRAME_FROM_NONAUTH_STA);
10632 #endif /* CONFIG_IEEE80211W */
10633 #endif /* CONFIG_TESTING_OPTIONS */
10634 } else if (os_strncmp(buf, "VENDOR_ELEM_ADD ", 16) == 0) {
10635 if (wpas_ctrl_vendor_elem_add(wpa_s, buf + 16) < 0)
10636 reply_len = -1;
10637 } else if (os_strncmp(buf, "VENDOR_ELEM_GET ", 16) == 0) {
10638 reply_len = wpas_ctrl_vendor_elem_get(wpa_s, buf + 16, reply,
10639 reply_size);
10640 } else if (os_strncmp(buf, "VENDOR_ELEM_REMOVE ", 19) == 0) {
10641 if (wpas_ctrl_vendor_elem_remove(wpa_s, buf + 19) < 0)
10642 reply_len = -1;
10643 } else if (os_strncmp(buf, "NEIGHBOR_REP_REQUEST", 20) == 0) {
10644 if (wpas_ctrl_iface_send_neighbor_rep(wpa_s, buf + 20))
10645 reply_len = -1;
10646 } else if (os_strcmp(buf, "ERP_FLUSH") == 0) {
10647 wpas_ctrl_iface_erp_flush(wpa_s);
10648 } else if (os_strncmp(buf, "MAC_RAND_SCAN ", 14) == 0) {
10649 if (wpas_ctrl_iface_mac_rand_scan(wpa_s, buf + 14))
10650 reply_len = -1;
10651 } else if (os_strncmp(buf, "GET_PREF_FREQ_LIST ", 19) == 0) {
10652 reply_len = wpas_ctrl_iface_get_pref_freq_list(
10653 wpa_s, buf + 19, reply, reply_size);
10654 #ifdef CONFIG_FILS
10655 } else if (os_strncmp(buf, "FILS_HLP_REQ_ADD ", 17) == 0) {
10656 if (wpas_ctrl_iface_fils_hlp_req_add(wpa_s, buf + 17))
10657 reply_len = -1;
10658 } else if (os_strcmp(buf, "FILS_HLP_REQ_FLUSH") == 0) {
10659 wpas_flush_fils_hlp_req(wpa_s);
10660 #endif /* CONFIG_FILS */
10661 #ifdef CONFIG_DPP
10662 } else if (os_strncmp(buf, "DPP_QR_CODE ", 12) == 0) {
10663 int res;
10664
10665 res = wpas_dpp_qr_code(wpa_s, buf + 12);
10666 if (res < 0) {
10667 reply_len = -1;
10668 } else {
10669 reply_len = os_snprintf(reply, reply_size, "%d", res);
10670 if (os_snprintf_error(reply_size, reply_len))
10671 reply_len = -1;
10672 }
10673 } else if (os_strncmp(buf, "DPP_BOOTSTRAP_GEN ", 18) == 0) {
10674 int res;
10675
10676 res = dpp_bootstrap_gen(wpa_s->dpp, buf + 18);
10677 if (res < 0) {
10678 reply_len = -1;
10679 } else {
10680 reply_len = os_snprintf(reply, reply_size, "%d", res);
10681 if (os_snprintf_error(reply_size, reply_len))
10682 reply_len = -1;
10683 }
10684 } else if (os_strncmp(buf, "DPP_BOOTSTRAP_REMOVE ", 21) == 0) {
10685 if (dpp_bootstrap_remove(wpa_s->dpp, buf + 21) < 0)
10686 reply_len = -1;
10687 } else if (os_strncmp(buf, "DPP_BOOTSTRAP_GET_URI ", 22) == 0) {
10688 const char *uri;
10689
10690 uri = dpp_bootstrap_get_uri(wpa_s->dpp, atoi(buf + 22));
10691 if (!uri) {
10692 reply_len = -1;
10693 } else {
10694 reply_len = os_snprintf(reply, reply_size, "%s", uri);
10695 if (os_snprintf_error(reply_size, reply_len))
10696 reply_len = -1;
10697 }
10698 } else if (os_strncmp(buf, "DPP_BOOTSTRAP_INFO ", 19) == 0) {
10699 reply_len = dpp_bootstrap_info(wpa_s->dpp, atoi(buf + 19),
10700 reply, reply_size);
10701 } else if (os_strncmp(buf, "DPP_AUTH_INIT ", 14) == 0) {
10702 if (wpas_dpp_auth_init(wpa_s, buf + 13) < 0)
10703 reply_len = -1;
10704 } else if (os_strncmp(buf, "DPP_LISTEN ", 11) == 0) {
10705 if (wpas_dpp_listen(wpa_s, buf + 11) < 0)
10706 reply_len = -1;
10707 } else if (os_strcmp(buf, "DPP_STOP_LISTEN") == 0) {
10708 wpas_dpp_stop(wpa_s);
10709 wpas_dpp_listen_stop(wpa_s);
10710 } else if (os_strncmp(buf, "DPP_CONFIGURATOR_ADD", 20) == 0) {
10711 int res;
10712
10713 res = dpp_configurator_add(wpa_s->dpp, buf + 20);
10714 if (res < 0) {
10715 reply_len = -1;
10716 } else {
10717 reply_len = os_snprintf(reply, reply_size, "%d", res);
10718 if (os_snprintf_error(reply_size, reply_len))
10719 reply_len = -1;
10720 }
10721 } else if (os_strncmp(buf, "DPP_CONFIGURATOR_REMOVE ", 24) == 0) {
10722 if (dpp_configurator_remove(wpa_s->dpp, buf + 24) < 0)
10723 reply_len = -1;
10724 } else if (os_strncmp(buf, "DPP_CONFIGURATOR_SIGN ", 22) == 0) {
10725 if (wpas_dpp_configurator_sign(wpa_s, buf + 21) < 0)
10726 reply_len = -1;
10727 } else if (os_strncmp(buf, "DPP_CONFIGURATOR_GET_KEY ", 25) == 0) {
10728 reply_len = dpp_configurator_get_key_id(wpa_s->dpp,
10729 atoi(buf + 25),
10730 reply, reply_size);
10731 } else if (os_strncmp(buf, "DPP_PKEX_ADD ", 13) == 0) {
10732 int res;
10733
10734 res = wpas_dpp_pkex_add(wpa_s, buf + 12);
10735 if (res < 0) {
10736 reply_len = -1;
10737 } else {
10738 reply_len = os_snprintf(reply, reply_size, "%d", res);
10739 if (os_snprintf_error(reply_size, reply_len))
10740 reply_len = -1;
10741 }
10742 } else if (os_strncmp(buf, "DPP_PKEX_REMOVE ", 16) == 0) {
10743 if (wpas_dpp_pkex_remove(wpa_s, buf + 16) < 0)
10744 reply_len = -1;
10745 #ifdef CONFIG_DPP2
10746 } else if (os_strncmp(buf, "DPP_CONTROLLER_START ", 21) == 0) {
10747 if (wpas_dpp_controller_start(wpa_s, buf + 20) < 0)
10748 reply_len = -1;
10749 } else if (os_strcmp(buf, "DPP_CONTROLLER_START") == 0) {
10750 if (wpas_dpp_controller_start(wpa_s, NULL) < 0)
10751 reply_len = -1;
10752 } else if (os_strcmp(buf, "DPP_CONTROLLER_STOP") == 0) {
10753 dpp_controller_stop(wpa_s->dpp);
10754 #endif /* CONFIG_DPP2 */
10755 #endif /* CONFIG_DPP */
10756 } else {
10757 os_memcpy(reply, "UNKNOWN COMMAND\n", 16);
10758 reply_len = 16;
10759 }
10760
10761 if (reply_len < 0) {
10762 os_memcpy(reply, "FAIL\n", 5);
10763 reply_len = 5;
10764 }
10765
10766 *resp_len = reply_len;
10767 return reply;
10768 }
10769
10770
wpa_supplicant_global_iface_add(struct wpa_global * global,char * cmd)10771 static int wpa_supplicant_global_iface_add(struct wpa_global *global,
10772 char *cmd)
10773 {
10774 struct wpa_interface iface;
10775 char *pos, *extra;
10776 struct wpa_supplicant *wpa_s;
10777 unsigned int create_iface = 0;
10778 u8 mac_addr[ETH_ALEN];
10779 enum wpa_driver_if_type type = WPA_IF_STATION;
10780
10781 /*
10782 * <ifname>TAB<confname>TAB<driver>TAB<ctrl_interface>TAB<driver_param>
10783 * TAB<bridge_ifname>[TAB<create>[TAB<interface_type>]]
10784 */
10785 wpa_printf(MSG_DEBUG, "CTRL_IFACE GLOBAL INTERFACE_ADD '%s'", cmd);
10786
10787 os_memset(&iface, 0, sizeof(iface));
10788
10789 do {
10790 iface.ifname = pos = cmd;
10791 pos = os_strchr(pos, '\t');
10792 if (pos)
10793 *pos++ = '\0';
10794 if (iface.ifname[0] == '\0')
10795 return -1;
10796 if (pos == NULL)
10797 break;
10798
10799 iface.confname = pos;
10800 pos = os_strchr(pos, '\t');
10801 if (pos)
10802 *pos++ = '\0';
10803 if (iface.confname[0] == '\0')
10804 iface.confname = NULL;
10805 if (pos == NULL)
10806 break;
10807
10808 iface.driver = pos;
10809 pos = os_strchr(pos, '\t');
10810 if (pos)
10811 *pos++ = '\0';
10812 if (iface.driver[0] == '\0')
10813 iface.driver = NULL;
10814 if (pos == NULL)
10815 break;
10816
10817 iface.ctrl_interface = pos;
10818 pos = os_strchr(pos, '\t');
10819 if (pos)
10820 *pos++ = '\0';
10821 if (iface.ctrl_interface[0] == '\0')
10822 iface.ctrl_interface = NULL;
10823 if (pos == NULL)
10824 break;
10825
10826 iface.driver_param = pos;
10827 pos = os_strchr(pos, '\t');
10828 if (pos)
10829 *pos++ = '\0';
10830 if (iface.driver_param[0] == '\0')
10831 iface.driver_param = NULL;
10832 if (pos == NULL)
10833 break;
10834
10835 iface.bridge_ifname = pos;
10836 pos = os_strchr(pos, '\t');
10837 if (pos)
10838 *pos++ = '\0';
10839 if (iface.bridge_ifname[0] == '\0')
10840 iface.bridge_ifname = NULL;
10841 if (pos == NULL)
10842 break;
10843
10844 extra = pos;
10845 pos = os_strchr(pos, '\t');
10846 if (pos)
10847 *pos++ = '\0';
10848 if (!extra[0])
10849 break;
10850
10851 if (os_strcmp(extra, "create") == 0) {
10852 create_iface = 1;
10853 if (!pos)
10854 break;
10855
10856 if (os_strcmp(pos, "sta") == 0) {
10857 type = WPA_IF_STATION;
10858 } else if (os_strcmp(pos, "ap") == 0) {
10859 type = WPA_IF_AP_BSS;
10860 } else {
10861 wpa_printf(MSG_DEBUG,
10862 "INTERFACE_ADD unsupported interface type: '%s'",
10863 pos);
10864 return -1;
10865 }
10866 } else {
10867 wpa_printf(MSG_DEBUG,
10868 "INTERFACE_ADD unsupported extra parameter: '%s'",
10869 extra);
10870 return -1;
10871 }
10872 } while (0);
10873
10874 if (create_iface) {
10875 wpa_printf(MSG_DEBUG, "CTRL_IFACE creating interface '%s'",
10876 iface.ifname);
10877 if (!global->ifaces)
10878 return -1;
10879 if (wpa_drv_if_add(global->ifaces, type, iface.ifname,
10880 NULL, NULL, NULL, mac_addr, NULL) < 0) {
10881 wpa_printf(MSG_ERROR,
10882 "CTRL_IFACE interface creation failed");
10883 return -1;
10884 }
10885
10886 wpa_printf(MSG_DEBUG,
10887 "CTRL_IFACE interface '%s' created with MAC addr: "
10888 MACSTR, iface.ifname, MAC2STR(mac_addr));
10889 }
10890
10891 if (wpa_supplicant_get_iface(global, iface.ifname))
10892 goto fail;
10893
10894 wpa_s = wpa_supplicant_add_iface(global, &iface, NULL);
10895 if (!wpa_s)
10896 goto fail;
10897 wpa_s->added_vif = create_iface;
10898 return 0;
10899
10900 fail:
10901 if (create_iface)
10902 wpa_drv_if_remove(global->ifaces, WPA_IF_STATION, iface.ifname);
10903 return -1;
10904 }
10905
10906
wpa_supplicant_global_iface_remove(struct wpa_global * global,char * cmd)10907 static int wpa_supplicant_global_iface_remove(struct wpa_global *global,
10908 char *cmd)
10909 {
10910 struct wpa_supplicant *wpa_s;
10911 int ret;
10912 unsigned int delete_iface;
10913
10914 wpa_printf(MSG_DEBUG, "CTRL_IFACE GLOBAL INTERFACE_REMOVE '%s'", cmd);
10915
10916 wpa_s = wpa_supplicant_get_iface(global, cmd);
10917 if (wpa_s == NULL)
10918 return -1;
10919 delete_iface = wpa_s->added_vif;
10920 ret = wpa_supplicant_remove_iface(global, wpa_s, 0);
10921 if (!ret && delete_iface) {
10922 wpa_printf(MSG_DEBUG, "CTRL_IFACE deleting the interface '%s'",
10923 cmd);
10924 ret = wpa_drv_if_remove(global->ifaces, WPA_IF_STATION, cmd);
10925 }
10926 return ret;
10927 }
10928
10929
wpa_free_iface_info(struct wpa_interface_info * iface)10930 static void wpa_free_iface_info(struct wpa_interface_info *iface)
10931 {
10932 struct wpa_interface_info *prev;
10933
10934 while (iface) {
10935 prev = iface;
10936 iface = iface->next;
10937
10938 os_free(prev->ifname);
10939 os_free(prev->desc);
10940 os_free(prev);
10941 }
10942 }
10943
10944
wpa_supplicant_global_iface_list(struct wpa_global * global,char * buf,int len)10945 static int wpa_supplicant_global_iface_list(struct wpa_global *global,
10946 char *buf, int len)
10947 {
10948 int i, res;
10949 struct wpa_interface_info *iface = NULL, *last = NULL, *tmp;
10950 char *pos, *end;
10951
10952 for (i = 0; wpa_drivers[i]; i++) {
10953 const struct wpa_driver_ops *drv = wpa_drivers[i];
10954 if (drv->get_interfaces == NULL)
10955 continue;
10956 tmp = drv->get_interfaces(global->drv_priv[i]);
10957 if (tmp == NULL)
10958 continue;
10959
10960 if (last == NULL)
10961 iface = last = tmp;
10962 else
10963 last->next = tmp;
10964 while (last->next)
10965 last = last->next;
10966 }
10967
10968 pos = buf;
10969 end = buf + len;
10970 for (tmp = iface; tmp; tmp = tmp->next) {
10971 res = os_snprintf(pos, end - pos, "%s\t%s\t%s\n",
10972 tmp->drv_name, tmp->ifname,
10973 tmp->desc ? tmp->desc : "");
10974 if (os_snprintf_error(end - pos, res)) {
10975 *pos = '\0';
10976 break;
10977 }
10978 pos += res;
10979 }
10980
10981 wpa_free_iface_info(iface);
10982
10983 return pos - buf;
10984 }
10985
10986
wpa_supplicant_global_iface_interfaces(struct wpa_global * global,const char * input,char * buf,int len)10987 static int wpa_supplicant_global_iface_interfaces(struct wpa_global *global,
10988 const char *input,
10989 char *buf, int len)
10990 {
10991 int res;
10992 char *pos, *end;
10993 struct wpa_supplicant *wpa_s;
10994 int show_ctrl = 0;
10995
10996 if (input)
10997 show_ctrl = !!os_strstr(input, "ctrl");
10998
10999 wpa_s = global->ifaces;
11000 pos = buf;
11001 end = buf + len;
11002
11003 while (wpa_s) {
11004 if (show_ctrl)
11005 res = os_snprintf(pos, end - pos, "%s ctrl_iface=%s\n",
11006 wpa_s->ifname,
11007 wpa_s->conf->ctrl_interface ?
11008 wpa_s->conf->ctrl_interface : "N/A");
11009 else
11010 res = os_snprintf(pos, end - pos, "%s\n",
11011 wpa_s->ifname);
11012
11013 if (os_snprintf_error(end - pos, res)) {
11014 *pos = '\0';
11015 break;
11016 }
11017 pos += res;
11018 wpa_s = wpa_s->next;
11019 }
11020 return pos - buf;
11021 }
11022
11023
wpas_global_ctrl_iface_ifname(struct wpa_global * global,const char * ifname,char * cmd,size_t * resp_len)11024 static char * wpas_global_ctrl_iface_ifname(struct wpa_global *global,
11025 const char *ifname,
11026 char *cmd, size_t *resp_len)
11027 {
11028 struct wpa_supplicant *wpa_s;
11029
11030 for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next) {
11031 if (os_strcmp(ifname, wpa_s->ifname) == 0)
11032 break;
11033 }
11034
11035 if (wpa_s == NULL) {
11036 char *resp = os_strdup("FAIL-NO-IFNAME-MATCH\n");
11037 if (resp)
11038 *resp_len = os_strlen(resp);
11039 else
11040 *resp_len = 1;
11041 return resp;
11042 }
11043
11044 return wpa_supplicant_ctrl_iface_process(wpa_s, cmd, resp_len);
11045 }
11046
11047
wpas_global_ctrl_iface_redir_p2p(struct wpa_global * global,char * buf,size_t * resp_len)11048 static char * wpas_global_ctrl_iface_redir_p2p(struct wpa_global *global,
11049 char *buf, size_t *resp_len)
11050 {
11051 #ifdef CONFIG_P2P
11052 static const char * cmd[] = {
11053 "LIST_NETWORKS",
11054 "P2P_FIND",
11055 "P2P_STOP_FIND",
11056 "P2P_LISTEN",
11057 "P2P_GROUP_ADD",
11058 "P2P_GET_PASSPHRASE",
11059 "P2P_SERVICE_UPDATE",
11060 "P2P_SERVICE_FLUSH",
11061 "P2P_FLUSH",
11062 "P2P_CANCEL",
11063 "P2P_PRESENCE_REQ",
11064 "P2P_EXT_LISTEN",
11065 #ifdef CONFIG_AP
11066 "STA-FIRST",
11067 #endif /* CONFIG_AP */
11068 NULL
11069 };
11070 static const char * prefix[] = {
11071 #ifdef ANDROID
11072 "DRIVER ",
11073 #endif /* ANDROID */
11074 "GET_CAPABILITY ",
11075 "GET_NETWORK ",
11076 "REMOVE_NETWORK ",
11077 "P2P_FIND ",
11078 "P2P_CONNECT ",
11079 "P2P_LISTEN ",
11080 "P2P_GROUP_REMOVE ",
11081 "P2P_GROUP_ADD ",
11082 "P2P_GROUP_MEMBER ",
11083 "P2P_PROV_DISC ",
11084 "P2P_SERV_DISC_REQ ",
11085 "P2P_SERV_DISC_CANCEL_REQ ",
11086 "P2P_SERV_DISC_RESP ",
11087 "P2P_SERV_DISC_EXTERNAL ",
11088 "P2P_SERVICE_ADD ",
11089 "P2P_SERVICE_DEL ",
11090 "P2P_SERVICE_REP ",
11091 "P2P_REJECT ",
11092 "P2P_INVITE ",
11093 "P2P_PEER ",
11094 "P2P_SET ",
11095 "P2P_UNAUTHORIZE ",
11096 "P2P_PRESENCE_REQ ",
11097 "P2P_EXT_LISTEN ",
11098 "P2P_REMOVE_CLIENT ",
11099 "WPS_NFC_TOKEN ",
11100 "WPS_NFC_TAG_READ ",
11101 "NFC_GET_HANDOVER_SEL ",
11102 "NFC_GET_HANDOVER_REQ ",
11103 "NFC_REPORT_HANDOVER ",
11104 "P2P_ASP_PROVISION ",
11105 "P2P_ASP_PROVISION_RESP ",
11106 #ifdef CONFIG_AP
11107 "STA ",
11108 "STA-NEXT ",
11109 #endif /* CONFIG_AP */
11110 NULL
11111 };
11112 int found = 0;
11113 int i;
11114
11115 if (global->p2p_init_wpa_s == NULL)
11116 return NULL;
11117
11118 for (i = 0; !found && cmd[i]; i++) {
11119 if (os_strcmp(buf, cmd[i]) == 0)
11120 found = 1;
11121 }
11122
11123 for (i = 0; !found && prefix[i]; i++) {
11124 if (os_strncmp(buf, prefix[i], os_strlen(prefix[i])) == 0)
11125 found = 1;
11126 }
11127
11128 if (found)
11129 return wpa_supplicant_ctrl_iface_process(global->p2p_init_wpa_s,
11130 buf, resp_len);
11131 #endif /* CONFIG_P2P */
11132 return NULL;
11133 }
11134
11135
wpas_global_ctrl_iface_redir_wfd(struct wpa_global * global,char * buf,size_t * resp_len)11136 static char * wpas_global_ctrl_iface_redir_wfd(struct wpa_global *global,
11137 char *buf, size_t *resp_len)
11138 {
11139 #ifdef CONFIG_WIFI_DISPLAY
11140 if (global->p2p_init_wpa_s == NULL)
11141 return NULL;
11142 if (os_strncmp(buf, "WFD_SUBELEM_SET ", 16) == 0 ||
11143 os_strncmp(buf, "WFD_SUBELEM_GET ", 16) == 0)
11144 return wpa_supplicant_ctrl_iface_process(global->p2p_init_wpa_s,
11145 buf, resp_len);
11146 #endif /* CONFIG_WIFI_DISPLAY */
11147 return NULL;
11148 }
11149
11150
wpas_global_ctrl_iface_redir(struct wpa_global * global,char * buf,size_t * resp_len)11151 static char * wpas_global_ctrl_iface_redir(struct wpa_global *global,
11152 char *buf, size_t *resp_len)
11153 {
11154 char *ret;
11155
11156 ret = wpas_global_ctrl_iface_redir_p2p(global, buf, resp_len);
11157 if (ret)
11158 return ret;
11159
11160 ret = wpas_global_ctrl_iface_redir_wfd(global, buf, resp_len);
11161 if (ret)
11162 return ret;
11163
11164 return NULL;
11165 }
11166
11167
wpas_global_ctrl_iface_set(struct wpa_global * global,char * cmd)11168 static int wpas_global_ctrl_iface_set(struct wpa_global *global, char *cmd)
11169 {
11170 char *value;
11171
11172 value = os_strchr(cmd, ' ');
11173 if (value == NULL)
11174 return -1;
11175 *value++ = '\0';
11176
11177 wpa_printf(MSG_DEBUG, "GLOBAL_CTRL_IFACE SET '%s'='%s'", cmd, value);
11178
11179 #ifdef CONFIG_WIFI_DISPLAY
11180 if (os_strcasecmp(cmd, "wifi_display") == 0) {
11181 wifi_display_enable(global, !!atoi(value));
11182 return 0;
11183 }
11184 #endif /* CONFIG_WIFI_DISPLAY */
11185
11186 /* Restore cmd to its original value to allow redirection */
11187 value[-1] = ' ';
11188
11189 return -1;
11190 }
11191
11192
wpas_global_ctrl_iface_dup_network(struct wpa_global * global,char * cmd)11193 static int wpas_global_ctrl_iface_dup_network(struct wpa_global *global,
11194 char *cmd)
11195 {
11196 struct wpa_supplicant *wpa_s[2]; /* src, dst */
11197 char *p;
11198 unsigned int i;
11199
11200 /* cmd: "<src ifname> <dst ifname> <src network id> <dst network id>
11201 * <variable name> */
11202
11203 for (i = 0; i < ARRAY_SIZE(wpa_s) ; i++) {
11204 p = os_strchr(cmd, ' ');
11205 if (p == NULL)
11206 return -1;
11207 *p = '\0';
11208
11209 wpa_s[i] = global->ifaces;
11210 for (; wpa_s[i]; wpa_s[i] = wpa_s[i]->next) {
11211 if (os_strcmp(cmd, wpa_s[i]->ifname) == 0)
11212 break;
11213 }
11214
11215 if (!wpa_s[i]) {
11216 wpa_printf(MSG_DEBUG,
11217 "CTRL_IFACE: Could not find iface=%s", cmd);
11218 return -1;
11219 }
11220
11221 cmd = p + 1;
11222 }
11223
11224 return wpa_supplicant_ctrl_iface_dup_network(wpa_s[0], cmd, wpa_s[1]);
11225 }
11226
11227
11228 #ifndef CONFIG_NO_CONFIG_WRITE
wpas_global_ctrl_iface_save_config(struct wpa_global * global)11229 static int wpas_global_ctrl_iface_save_config(struct wpa_global *global)
11230 {
11231 int ret = 0, saved = 0;
11232 struct wpa_supplicant *wpa_s;
11233
11234 for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next) {
11235 if (!wpa_s->conf->update_config) {
11236 wpa_dbg(wpa_s, MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Not allowed to update configuration (update_config=0)");
11237 continue;
11238 }
11239
11240 if (wpa_config_write(wpa_s->confname, wpa_s->conf)) {
11241 wpa_dbg(wpa_s, MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Failed to update configuration");
11242 ret = 1;
11243 } else {
11244 wpa_dbg(wpa_s, MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Configuration updated");
11245 saved++;
11246 }
11247 }
11248
11249 if (!saved && !ret) {
11250 wpa_dbg(wpa_s, MSG_DEBUG,
11251 "CTRL_IFACE: SAVE_CONFIG - No configuration files could be updated");
11252 ret = 1;
11253 }
11254
11255 return ret;
11256 }
11257 #endif /* CONFIG_NO_CONFIG_WRITE */
11258
11259
wpas_global_ctrl_iface_status(struct wpa_global * global,char * buf,size_t buflen)11260 static int wpas_global_ctrl_iface_status(struct wpa_global *global,
11261 char *buf, size_t buflen)
11262 {
11263 char *pos, *end;
11264 int ret;
11265 struct wpa_supplicant *wpa_s;
11266
11267 pos = buf;
11268 end = buf + buflen;
11269
11270 #ifdef CONFIG_P2P
11271 if (global->p2p && !global->p2p_disabled) {
11272 ret = os_snprintf(pos, end - pos, "p2p_device_address=" MACSTR
11273 "\n"
11274 "p2p_state=%s\n",
11275 MAC2STR(global->p2p_dev_addr),
11276 p2p_get_state_txt(global->p2p));
11277 if (os_snprintf_error(end - pos, ret))
11278 return pos - buf;
11279 pos += ret;
11280 } else if (global->p2p) {
11281 ret = os_snprintf(pos, end - pos, "p2p_state=DISABLED\n");
11282 if (os_snprintf_error(end - pos, ret))
11283 return pos - buf;
11284 pos += ret;
11285 }
11286 #endif /* CONFIG_P2P */
11287
11288 #ifdef CONFIG_WIFI_DISPLAY
11289 ret = os_snprintf(pos, end - pos, "wifi_display=%d\n",
11290 !!global->wifi_display);
11291 if (os_snprintf_error(end - pos, ret))
11292 return pos - buf;
11293 pos += ret;
11294 #endif /* CONFIG_WIFI_DISPLAY */
11295
11296 for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next) {
11297 ret = os_snprintf(pos, end - pos, "ifname=%s\n"
11298 "address=" MACSTR "\n",
11299 wpa_s->ifname, MAC2STR(wpa_s->own_addr));
11300 if (os_snprintf_error(end - pos, ret))
11301 return pos - buf;
11302 pos += ret;
11303 }
11304
11305 return pos - buf;
11306 }
11307
11308
11309 #ifdef CONFIG_FST
11310
wpas_global_ctrl_iface_fst_attach(struct wpa_global * global,char * cmd,char * buf,size_t reply_size)11311 static int wpas_global_ctrl_iface_fst_attach(struct wpa_global *global,
11312 char *cmd, char *buf,
11313 size_t reply_size)
11314 {
11315 char ifname[IFNAMSIZ + 1];
11316 struct fst_iface_cfg cfg;
11317 struct wpa_supplicant *wpa_s;
11318 struct fst_wpa_obj iface_obj;
11319
11320 if (!fst_parse_attach_command(cmd, ifname, sizeof(ifname), &cfg)) {
11321 wpa_s = wpa_supplicant_get_iface(global, ifname);
11322 if (wpa_s) {
11323 if (wpa_s->fst) {
11324 wpa_printf(MSG_INFO, "FST: Already attached");
11325 return -1;
11326 }
11327 fst_wpa_supplicant_fill_iface_obj(wpa_s, &iface_obj);
11328 wpa_s->fst = fst_attach(ifname, wpa_s->own_addr,
11329 &iface_obj, &cfg);
11330 if (wpa_s->fst)
11331 return os_snprintf(buf, reply_size, "OK\n");
11332 }
11333 }
11334
11335 return -1;
11336 }
11337
11338
wpas_global_ctrl_iface_fst_detach(struct wpa_global * global,char * cmd,char * buf,size_t reply_size)11339 static int wpas_global_ctrl_iface_fst_detach(struct wpa_global *global,
11340 char *cmd, char *buf,
11341 size_t reply_size)
11342 {
11343 char ifname[IFNAMSIZ + 1];
11344 struct wpa_supplicant *wpa_s;
11345
11346 if (!fst_parse_detach_command(cmd, ifname, sizeof(ifname))) {
11347 wpa_s = wpa_supplicant_get_iface(global, ifname);
11348 if (wpa_s) {
11349 if (!fst_iface_detach(ifname)) {
11350 wpa_s->fst = NULL;
11351 return os_snprintf(buf, reply_size, "OK\n");
11352 }
11353 }
11354 }
11355
11356 return -1;
11357 }
11358
11359 #endif /* CONFIG_FST */
11360
11361
wpa_supplicant_global_ctrl_iface_process(struct wpa_global * global,char * buf,size_t * resp_len)11362 char * wpa_supplicant_global_ctrl_iface_process(struct wpa_global *global,
11363 char *buf, size_t *resp_len)
11364 {
11365 char *reply;
11366 const int reply_size = 2048;
11367 int reply_len;
11368 int level = MSG_DEBUG;
11369
11370 if (os_strncmp(buf, "IFNAME=", 7) == 0) {
11371 char *pos = os_strchr(buf + 7, ' ');
11372 if (pos) {
11373 *pos++ = '\0';
11374 return wpas_global_ctrl_iface_ifname(global,
11375 buf + 7, pos,
11376 resp_len);
11377 }
11378 }
11379
11380 reply = wpas_global_ctrl_iface_redir(global, buf, resp_len);
11381 if (reply)
11382 return reply;
11383
11384 if (os_strcmp(buf, "PING") == 0)
11385 level = MSG_EXCESSIVE;
11386 wpa_hexdump_ascii(level, "RX global ctrl_iface",
11387 (const u8 *) buf, os_strlen(buf));
11388
11389 reply = os_malloc(reply_size);
11390 if (reply == NULL) {
11391 *resp_len = 1;
11392 return NULL;
11393 }
11394
11395 os_memcpy(reply, "OK\n", 3);
11396 reply_len = 3;
11397
11398 if (os_strcmp(buf, "PING") == 0) {
11399 os_memcpy(reply, "PONG\n", 5);
11400 reply_len = 5;
11401 } else if (os_strncmp(buf, "INTERFACE_ADD ", 14) == 0) {
11402 if (wpa_supplicant_global_iface_add(global, buf + 14))
11403 reply_len = -1;
11404 } else if (os_strncmp(buf, "INTERFACE_REMOVE ", 17) == 0) {
11405 if (wpa_supplicant_global_iface_remove(global, buf + 17))
11406 reply_len = -1;
11407 } else if (os_strcmp(buf, "INTERFACE_LIST") == 0) {
11408 reply_len = wpa_supplicant_global_iface_list(
11409 global, reply, reply_size);
11410 } else if (os_strncmp(buf, "INTERFACES", 10) == 0) {
11411 reply_len = wpa_supplicant_global_iface_interfaces(
11412 global, buf + 10, reply, reply_size);
11413 #ifdef CONFIG_FST
11414 } else if (os_strncmp(buf, "FST-ATTACH ", 11) == 0) {
11415 reply_len = wpas_global_ctrl_iface_fst_attach(global, buf + 11,
11416 reply,
11417 reply_size);
11418 } else if (os_strncmp(buf, "FST-DETACH ", 11) == 0) {
11419 reply_len = wpas_global_ctrl_iface_fst_detach(global, buf + 11,
11420 reply,
11421 reply_size);
11422 } else if (os_strncmp(buf, "FST-MANAGER ", 12) == 0) {
11423 reply_len = fst_ctrl_iface_receive(buf + 12, reply, reply_size);
11424 #endif /* CONFIG_FST */
11425 } else if (os_strcmp(buf, "TERMINATE") == 0) {
11426 wpa_supplicant_terminate_proc(global);
11427 } else if (os_strcmp(buf, "SUSPEND") == 0) {
11428 wpas_notify_suspend(global);
11429 } else if (os_strcmp(buf, "RESUME") == 0) {
11430 wpas_notify_resume(global);
11431 } else if (os_strncmp(buf, "SET ", 4) == 0) {
11432 if (wpas_global_ctrl_iface_set(global, buf + 4)) {
11433 #ifdef CONFIG_P2P
11434 if (global->p2p_init_wpa_s) {
11435 os_free(reply);
11436 /* Check if P2P redirection would work for this
11437 * command. */
11438 return wpa_supplicant_ctrl_iface_process(
11439 global->p2p_init_wpa_s,
11440 buf, resp_len);
11441 }
11442 #endif /* CONFIG_P2P */
11443 reply_len = -1;
11444 }
11445 } else if (os_strncmp(buf, "DUP_NETWORK ", 12) == 0) {
11446 if (wpas_global_ctrl_iface_dup_network(global, buf + 12))
11447 reply_len = -1;
11448 #ifndef CONFIG_NO_CONFIG_WRITE
11449 } else if (os_strcmp(buf, "SAVE_CONFIG") == 0) {
11450 if (wpas_global_ctrl_iface_save_config(global))
11451 reply_len = -1;
11452 #endif /* CONFIG_NO_CONFIG_WRITE */
11453 } else if (os_strcmp(buf, "STATUS") == 0) {
11454 reply_len = wpas_global_ctrl_iface_status(global, reply,
11455 reply_size);
11456 #ifdef CONFIG_MODULE_TESTS
11457 } else if (os_strcmp(buf, "MODULE_TESTS") == 0) {
11458 if (wpas_module_tests() < 0)
11459 reply_len = -1;
11460 #endif /* CONFIG_MODULE_TESTS */
11461 } else if (os_strncmp(buf, "RELOG", 5) == 0) {
11462 if (wpa_debug_reopen_file() < 0)
11463 reply_len = -1;
11464 } else {
11465 os_memcpy(reply, "UNKNOWN COMMAND\n", 16);
11466 reply_len = 16;
11467 }
11468
11469 if (reply_len < 0) {
11470 os_memcpy(reply, "FAIL\n", 5);
11471 reply_len = 5;
11472 }
11473
11474 *resp_len = reply_len;
11475 return reply;
11476 }
11477