• Home
  • Line#
  • Scopes#
  • Navigate#
  • Raw
  • Download
1 /*
2  * WPA Supplicant / Control interface (shared code for all backends)
3  * Copyright (c) 2004-2020, 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 "utils/common.h"
15 #include "utils/eloop.h"
16 #include "utils/uuid.h"
17 #include "utils/module_tests.h"
18 #include "common/version.h"
19 #include "common/ieee802_11_defs.h"
20 #include "common/ieee802_11_common.h"
21 #include "common/wpa_ctrl.h"
22 #ifdef CONFIG_DPP
23 #include "common/dpp.h"
24 #endif /* CONFIG_DPP */
25 #include "common/ptksa_cache.h"
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 "wpas_glue.h"
43 #include "ap.h"
44 #include "p2p_supplicant.h"
45 #include "p2p/p2p.h"
46 #include "hs20_supplicant.h"
47 #include "wifi_display.h"
48 #include "notify.h"
49 #include "bss.h"
50 #include "scan.h"
51 #include "ctrl_iface.h"
52 #include "interworking.h"
53 #include "bssid_ignore.h"
54 #include "autoscan.h"
55 #include "wnm_sta.h"
56 #include "offchannel.h"
57 #include "drivers/driver.h"
58 #include "mesh.h"
59 #include "dpp_supplicant.h"
60 #include "sme.h"
61 
62 #ifdef __NetBSD__
63 #include <net/if_ether.h>
64 #elif !defined(__CYGWIN__) && !defined(CONFIG_NATIVE_WINDOWS)
65 #include <net/ethernet.h>
66 #endif
67 
68 static int wpa_supplicant_global_iface_list(struct wpa_global *global,
69 					    char *buf, int len);
70 static int wpa_supplicant_global_iface_interfaces(struct wpa_global *global,
71 						  const char *input,
72 						  char *buf, int len);
73 static int * freq_range_to_channel_list(struct wpa_supplicant *wpa_s,
74 					char *val);
75 
76 
set_bssid_filter(struct wpa_supplicant * wpa_s,char * val)77 static int set_bssid_filter(struct wpa_supplicant *wpa_s, char *val)
78 {
79 	char *pos;
80 	u8 addr[ETH_ALEN], *filter = NULL, *n;
81 	size_t count = 0;
82 
83 	pos = val;
84 	while (pos) {
85 		if (*pos == '\0')
86 			break;
87 		if (hwaddr_aton(pos, addr)) {
88 			os_free(filter);
89 			return -1;
90 		}
91 		n = os_realloc_array(filter, count + 1, ETH_ALEN);
92 		if (n == NULL) {
93 			os_free(filter);
94 			return -1;
95 		}
96 		filter = n;
97 		os_memcpy(filter + count * ETH_ALEN, addr, ETH_ALEN);
98 		count++;
99 
100 		pos = os_strchr(pos, ' ');
101 		if (pos)
102 			pos++;
103 	}
104 
105 	wpa_hexdump(MSG_DEBUG, "bssid_filter", filter, count * ETH_ALEN);
106 	os_free(wpa_s->bssid_filter);
107 	wpa_s->bssid_filter = filter;
108 	wpa_s->bssid_filter_count = count;
109 
110 	return 0;
111 }
112 
113 
set_disallow_aps(struct wpa_supplicant * wpa_s,char * val)114 static int set_disallow_aps(struct wpa_supplicant *wpa_s, char *val)
115 {
116 	char *pos;
117 	u8 addr[ETH_ALEN], *bssid = NULL, *n;
118 	struct wpa_ssid_value *ssid = NULL, *ns;
119 	size_t count = 0, ssid_count = 0;
120 	struct wpa_ssid *c;
121 
122 	/*
123 	 * disallow_list ::= <ssid_spec> | <bssid_spec> | <disallow_list> | ""
124 	 * SSID_SPEC ::= ssid <SSID_HEX>
125 	 * BSSID_SPEC ::= bssid <BSSID_HEX>
126 	 */
127 
128 	pos = val;
129 	while (pos) {
130 		if (*pos == '\0')
131 			break;
132 		if (os_strncmp(pos, "bssid ", 6) == 0) {
133 			int res;
134 			pos += 6;
135 			res = hwaddr_aton2(pos, addr);
136 			if (res < 0) {
137 				os_free(ssid);
138 				os_free(bssid);
139 				wpa_printf(MSG_DEBUG, "Invalid disallow_aps "
140 					   "BSSID value '%s'", pos);
141 				return -1;
142 			}
143 			pos += res;
144 			n = os_realloc_array(bssid, count + 1, ETH_ALEN);
145 			if (n == NULL) {
146 				os_free(ssid);
147 				os_free(bssid);
148 				return -1;
149 			}
150 			bssid = n;
151 			os_memcpy(bssid + count * ETH_ALEN, addr, ETH_ALEN);
152 			count++;
153 		} else if (os_strncmp(pos, "ssid ", 5) == 0) {
154 			char *end;
155 			pos += 5;
156 
157 			end = pos;
158 			while (*end) {
159 				if (*end == '\0' || *end == ' ')
160 					break;
161 				end++;
162 			}
163 
164 			ns = os_realloc_array(ssid, ssid_count + 1,
165 					      sizeof(struct wpa_ssid_value));
166 			if (ns == NULL) {
167 				os_free(ssid);
168 				os_free(bssid);
169 				return -1;
170 			}
171 			ssid = ns;
172 
173 			if ((end - pos) & 0x01 ||
174 			    end - pos > 2 * SSID_MAX_LEN ||
175 			    hexstr2bin(pos, ssid[ssid_count].ssid,
176 				       (end - pos) / 2) < 0) {
177 				os_free(ssid);
178 				os_free(bssid);
179 				wpa_printf(MSG_DEBUG, "Invalid disallow_aps "
180 					   "SSID value '%s'", pos);
181 				return -1;
182 			}
183 			ssid[ssid_count].ssid_len = (end - pos) / 2;
184 			wpa_hexdump_ascii(MSG_DEBUG, "disallow_aps SSID",
185 					  ssid[ssid_count].ssid,
186 					  ssid[ssid_count].ssid_len);
187 			ssid_count++;
188 			pos = end;
189 		} else {
190 			wpa_printf(MSG_DEBUG, "Unexpected disallow_aps value "
191 				   "'%s'", pos);
192 			os_free(ssid);
193 			os_free(bssid);
194 			return -1;
195 		}
196 
197 		pos = os_strchr(pos, ' ');
198 		if (pos)
199 			pos++;
200 	}
201 
202 	wpa_hexdump(MSG_DEBUG, "disallow_aps_bssid", bssid, count * ETH_ALEN);
203 	os_free(wpa_s->disallow_aps_bssid);
204 	wpa_s->disallow_aps_bssid = bssid;
205 	wpa_s->disallow_aps_bssid_count = count;
206 
207 	wpa_printf(MSG_DEBUG, "disallow_aps_ssid_count %d", (int) ssid_count);
208 	os_free(wpa_s->disallow_aps_ssid);
209 	wpa_s->disallow_aps_ssid = ssid;
210 	wpa_s->disallow_aps_ssid_count = ssid_count;
211 
212 	if (!wpa_s->current_ssid || wpa_s->wpa_state < WPA_AUTHENTICATING)
213 		return 0;
214 
215 	c = wpa_s->current_ssid;
216 	if (c->mode != WPAS_MODE_INFRA && c->mode != WPAS_MODE_IBSS)
217 		return 0;
218 
219 	if (!disallowed_bssid(wpa_s, wpa_s->bssid) &&
220 	    !disallowed_ssid(wpa_s, c->ssid, c->ssid_len))
221 		return 0;
222 
223 	wpa_printf(MSG_DEBUG, "Disconnect and try to find another network "
224 		   "because current AP was marked disallowed");
225 
226 #ifdef CONFIG_SME
227 	wpa_s->sme.prev_bssid_set = 0;
228 #endif /* CONFIG_SME */
229 	wpa_s->reassociate = 1;
230 	wpa_s->own_disconnect_req = 1;
231 	wpa_supplicant_deauthenticate(wpa_s, WLAN_REASON_DEAUTH_LEAVING);
232 	wpa_supplicant_req_scan(wpa_s, 0, 0);
233 
234 	return 0;
235 }
236 
237 
238 #ifndef CONFIG_NO_CONFIG_BLOBS
wpas_ctrl_set_blob(struct wpa_supplicant * wpa_s,char * pos)239 static int wpas_ctrl_set_blob(struct wpa_supplicant *wpa_s, char *pos)
240 {
241 	char *name = pos;
242 	struct wpa_config_blob *blob;
243 	size_t len;
244 
245 	pos = os_strchr(pos, ' ');
246 	if (pos == NULL)
247 		return -1;
248 	*pos++ = '\0';
249 	len = os_strlen(pos);
250 	if (len & 1)
251 		return -1;
252 
253 	wpa_printf(MSG_DEBUG, "CTRL: Set blob '%s'", name);
254 	blob = os_zalloc(sizeof(*blob));
255 	if (blob == NULL)
256 		return -1;
257 	blob->name = os_strdup(name);
258 	blob->data = os_malloc(len / 2);
259 	if (blob->name == NULL || blob->data == NULL) {
260 		wpa_config_free_blob(blob);
261 		return -1;
262 	}
263 
264 	if (hexstr2bin(pos, blob->data, len / 2) < 0) {
265 		wpa_printf(MSG_DEBUG, "CTRL: Invalid blob hex data");
266 		wpa_config_free_blob(blob);
267 		return -1;
268 	}
269 	blob->len = len / 2;
270 
271 	wpa_config_set_blob(wpa_s->conf, blob);
272 
273 	return 0;
274 }
275 #endif /* CONFIG_NO_CONFIG_BLOBS */
276 
277 
wpas_ctrl_pno(struct wpa_supplicant * wpa_s,char * cmd)278 static int wpas_ctrl_pno(struct wpa_supplicant *wpa_s, char *cmd)
279 {
280 	char *params;
281 	char *pos;
282 	int *freqs = NULL;
283 	int ret;
284 
285 	if (atoi(cmd)) {
286 		params = os_strchr(cmd, ' ');
287 		os_free(wpa_s->manual_sched_scan_freqs);
288 		if (params) {
289 			params++;
290 			pos = os_strstr(params, "freq=");
291 			if (pos)
292 				freqs = freq_range_to_channel_list(wpa_s,
293 								   pos + 5);
294 		}
295 		wpa_s->manual_sched_scan_freqs = freqs;
296 		ret = wpas_start_pno(wpa_s);
297 	} else {
298 		ret = wpas_stop_pno(wpa_s);
299 	}
300 	return ret;
301 }
302 
303 
wpas_ctrl_set_band(struct wpa_supplicant * wpa_s,char * bands)304 static int wpas_ctrl_set_band(struct wpa_supplicant *wpa_s, char *bands)
305 {
306 	union wpa_event_data event;
307 	u32 setband_mask = WPA_SETBAND_AUTO;
308 
309 	/*
310 	 * For example:
311 	 *  SET setband 2G,6G
312 	 *  SET setband 5G
313 	 *  SET setband AUTO
314 	 */
315 	if (!os_strstr(bands, "AUTO")) {
316 		if (os_strstr(bands, "5G"))
317 			setband_mask |= WPA_SETBAND_5G;
318 		if (os_strstr(bands, "6G"))
319 			setband_mask |= WPA_SETBAND_6G;
320 		if (os_strstr(bands, "2G"))
321 			setband_mask |= WPA_SETBAND_2G;
322 		if (setband_mask == WPA_SETBAND_AUTO)
323 			return -1;
324 	}
325 
326 	wpa_s->setband_mask = setband_mask;
327 	if (wpa_drv_setband(wpa_s, wpa_s->setband_mask) == 0) {
328 		os_memset(&event, 0, sizeof(event));
329 		event.channel_list_changed.initiator = REGDOM_SET_BY_USER;
330 		event.channel_list_changed.type = REGDOM_TYPE_UNKNOWN;
331 		wpa_supplicant_event(wpa_s, EVENT_CHANNEL_LIST_CHANGED, &event);
332 	}
333 
334 	return 0;
335 }
336 
337 
wpas_ctrl_iface_set_lci(struct wpa_supplicant * wpa_s,const char * cmd)338 static int wpas_ctrl_iface_set_lci(struct wpa_supplicant *wpa_s,
339 				   const char *cmd)
340 {
341 	struct wpabuf *lci;
342 
343 	if (*cmd == '\0' || os_strcmp(cmd, "\"\"") == 0) {
344 		wpabuf_free(wpa_s->lci);
345 		wpa_s->lci = NULL;
346 		return 0;
347 	}
348 
349 	lci = wpabuf_parse_bin(cmd);
350 	if (!lci)
351 		return -1;
352 
353 	if (os_get_reltime(&wpa_s->lci_time)) {
354 		wpabuf_free(lci);
355 		return -1;
356 	}
357 
358 	wpabuf_free(wpa_s->lci);
359 	wpa_s->lci = lci;
360 
361 	return 0;
362 }
363 
364 
365 static int
wpas_ctrl_set_relative_rssi(struct wpa_supplicant * wpa_s,const char * cmd)366 wpas_ctrl_set_relative_rssi(struct wpa_supplicant *wpa_s, const char *cmd)
367 {
368 	int relative_rssi;
369 
370 	if (os_strcmp(cmd, "disable") == 0) {
371 		wpa_s->srp.relative_rssi_set = 0;
372 		return 0;
373 	}
374 
375 	relative_rssi = atoi(cmd);
376 	if (relative_rssi < 0 || relative_rssi > 100)
377 		return -1;
378 	wpa_s->srp.relative_rssi = relative_rssi;
379 	wpa_s->srp.relative_rssi_set = 1;
380 	return 0;
381 }
382 
383 
wpas_ctrl_set_relative_band_adjust(struct wpa_supplicant * wpa_s,const char * cmd)384 static int wpas_ctrl_set_relative_band_adjust(struct wpa_supplicant *wpa_s,
385 					      const char *cmd)
386 {
387 	char *pos;
388 	int adjust_rssi;
389 
390 	/* <band>:adjust_value */
391 	pos = os_strchr(cmd, ':');
392 	if (!pos)
393 		return -1;
394 	pos++;
395 	adjust_rssi = atoi(pos);
396 	if (adjust_rssi < -100 || adjust_rssi > 100)
397 		return -1;
398 
399 	if (os_strncmp(cmd, "2G", 2) == 0)
400 		wpa_s->srp.relative_adjust_band = WPA_SETBAND_2G;
401 	else if (os_strncmp(cmd, "5G", 2) == 0)
402 		wpa_s->srp.relative_adjust_band = WPA_SETBAND_5G;
403 	else
404 		return -1;
405 
406 	wpa_s->srp.relative_adjust_rssi = adjust_rssi;
407 
408 	return 0;
409 }
410 
411 
wpas_ctrl_iface_set_ric_ies(struct wpa_supplicant * wpa_s,const char * cmd)412 static int wpas_ctrl_iface_set_ric_ies(struct wpa_supplicant *wpa_s,
413 				   const char *cmd)
414 {
415 	struct wpabuf *ric_ies;
416 
417 	if (*cmd == '\0' || os_strcmp(cmd, "\"\"") == 0) {
418 		wpabuf_free(wpa_s->ric_ies);
419 		wpa_s->ric_ies = NULL;
420 		return 0;
421 	}
422 
423 	ric_ies = wpabuf_parse_bin(cmd);
424 	if (!ric_ies)
425 		return -1;
426 
427 	wpabuf_free(wpa_s->ric_ies);
428 	wpa_s->ric_ies = ric_ies;
429 
430 	return 0;
431 }
432 
433 
434 #ifdef CONFIG_TESTING_OPTIONS
wpas_ctrl_iface_set_dso(struct wpa_supplicant * wpa_s,const char * val)435 static int wpas_ctrl_iface_set_dso(struct wpa_supplicant *wpa_s,
436 				   const char *val)
437 {
438 	u8 bssid[ETH_ALEN];
439 	const char *pos = val;
440 	struct driver_signal_override *dso = NULL, *tmp, parsed;
441 
442 	if (hwaddr_aton(pos, bssid))
443 		return -1;
444 	pos = os_strchr(pos, ' ');
445 
446 	dl_list_for_each(tmp, &wpa_s->drv_signal_override,
447 			 struct driver_signal_override, list) {
448 		if (os_memcmp(bssid, tmp->bssid, ETH_ALEN) == 0) {
449 			dso = tmp;
450 			break;
451 		}
452 	}
453 
454 	if (!pos) {
455 		/* Remove existing entry */
456 		if (dso) {
457 			dl_list_del(&dso->list);
458 			os_free(dso);
459 		}
460 		return 0;
461 	}
462 	pos++;
463 
464 	/* Update an existing entry or add a new one */
465 	os_memset(&parsed, 0, sizeof(parsed));
466 	if (sscanf(pos, "%d %d %d %d %d",
467 		   &parsed.si_current_signal,
468 		   &parsed.si_avg_signal,
469 		   &parsed.si_avg_beacon_signal,
470 		   &parsed.si_current_noise,
471 		   &parsed.scan_level) != 5)
472 		return -1;
473 
474 	if (!dso) {
475 		dso = os_zalloc(sizeof(*dso));
476 		if (!dso)
477 			return -1;
478 		os_memcpy(dso->bssid, bssid, ETH_ALEN);
479 		dl_list_add(&wpa_s->drv_signal_override, &dso->list);
480 	}
481 	dso->si_current_signal = parsed.si_current_signal;
482 	dso->si_avg_signal = parsed.si_avg_signal;
483 	dso->si_avg_beacon_signal = parsed.si_avg_beacon_signal;
484 	dso->si_current_noise = parsed.si_current_noise;
485 	dso->scan_level = parsed.scan_level;
486 
487 	return 0;
488 }
489 #endif /* CONFIG_TESTING_OPTIONS */
490 
491 
wpa_supplicant_ctrl_iface_set(struct wpa_supplicant * wpa_s,char * cmd)492 static int wpa_supplicant_ctrl_iface_set(struct wpa_supplicant *wpa_s,
493 					 char *cmd)
494 {
495 	char *value;
496 	int ret = 0;
497 
498 	value = os_strchr(cmd, ' ');
499 	if (value == NULL)
500 		return -1;
501 	*value++ = '\0';
502 
503 	wpa_printf(MSG_DEBUG, "CTRL_IFACE SET '%s'='%s'", cmd, value);
504 	if (os_strcasecmp(cmd, "EAPOL::heldPeriod") == 0) {
505 		eapol_sm_configure(wpa_s->eapol,
506 				   atoi(value), -1, -1, -1);
507 	} else if (os_strcasecmp(cmd, "EAPOL::authPeriod") == 0) {
508 		eapol_sm_configure(wpa_s->eapol,
509 				   -1, atoi(value), -1, -1);
510 	} else if (os_strcasecmp(cmd, "EAPOL::startPeriod") == 0) {
511 		eapol_sm_configure(wpa_s->eapol,
512 				   -1, -1, atoi(value), -1);
513 	} else if (os_strcasecmp(cmd, "EAPOL::maxStart") == 0) {
514 		eapol_sm_configure(wpa_s->eapol,
515 				   -1, -1, -1, atoi(value));
516 #ifdef CONFIG_TESTING_OPTIONS
517 	} else if (os_strcasecmp(cmd, "EAPOL::portControl") == 0) {
518 		if (os_strcmp(value, "Auto") == 0)
519 			eapol_sm_notify_portControl(wpa_s->eapol, Auto);
520 		else if (os_strcmp(value, "ForceUnauthorized") == 0)
521 			eapol_sm_notify_portControl(wpa_s->eapol,
522 						    ForceUnauthorized);
523 		else if (os_strcmp(value, "ForceAuthorized") == 0)
524 			eapol_sm_notify_portControl(wpa_s->eapol,
525 						    ForceAuthorized);
526 		else
527 			ret = -1;
528 #endif /* CONFIG_TESTING_OPTIONS */
529 	} else if (os_strcasecmp(cmd, "dot11RSNAConfigPMKLifetime") == 0) {
530 		if (wpa_sm_set_param(wpa_s->wpa, RSNA_PMK_LIFETIME,
531 				     atoi(value))) {
532 			ret = -1;
533 		} else {
534 			value[-1] = '=';
535 			wpa_config_process_global(wpa_s->conf, cmd, -1);
536 		}
537 	} else if (os_strcasecmp(cmd, "dot11RSNAConfigPMKReauthThreshold") ==
538 		   0) {
539 		if (wpa_sm_set_param(wpa_s->wpa, RSNA_PMK_REAUTH_THRESHOLD,
540 				     atoi(value))) {
541 			ret = -1;
542 		} else {
543 			value[-1] = '=';
544 			wpa_config_process_global(wpa_s->conf, cmd, -1);
545 		}
546 	} else if (os_strcasecmp(cmd, "dot11RSNAConfigSATimeout") == 0) {
547 		if (wpa_sm_set_param(wpa_s->wpa, RSNA_SA_TIMEOUT,
548 				     atoi(value))) {
549 			ret = -1;
550 		} else {
551 			value[-1] = '=';
552 			wpa_config_process_global(wpa_s->conf, cmd, -1);
553 		}
554 	} else if (os_strcasecmp(cmd, "wps_fragment_size") == 0) {
555 		wpa_s->wps_fragment_size = atoi(value);
556 #ifdef CONFIG_WPS_TESTING
557 	} else if (os_strcasecmp(cmd, "wps_version_number") == 0) {
558 		long int val;
559 		val = strtol(value, NULL, 0);
560 		if (val < 0 || val > 0xff) {
561 			ret = -1;
562 			wpa_printf(MSG_DEBUG, "WPS: Invalid "
563 				   "wps_version_number %ld", val);
564 		} else {
565 			wps_version_number = val;
566 			wpa_printf(MSG_DEBUG, "WPS: Testing - force WPS "
567 				   "version %u.%u",
568 				   (wps_version_number & 0xf0) >> 4,
569 				   wps_version_number & 0x0f);
570 		}
571 	} else if (os_strcasecmp(cmd, "wps_testing_stub_cred") == 0) {
572 		wps_testing_stub_cred = atoi(value);
573 		wpa_printf(MSG_DEBUG, "WPS: Testing - stub_cred=%d",
574 			   wps_testing_stub_cred);
575 	} else if (os_strcasecmp(cmd, "wps_corrupt_pkhash") == 0) {
576 		wps_corrupt_pkhash = atoi(value);
577 		wpa_printf(MSG_DEBUG, "WPS: Testing - wps_corrupt_pkhash=%d",
578 			   wps_corrupt_pkhash);
579 	} else if (os_strcasecmp(cmd, "wps_force_auth_types") == 0) {
580 		if (value[0] == '\0') {
581 			wps_force_auth_types_in_use = 0;
582 		} else {
583 			wps_force_auth_types = strtol(value, NULL, 0);
584 			wps_force_auth_types_in_use = 1;
585 		}
586 	} else if (os_strcasecmp(cmd, "wps_force_encr_types") == 0) {
587 		if (value[0] == '\0') {
588 			wps_force_encr_types_in_use = 0;
589 		} else {
590 			wps_force_encr_types = strtol(value, NULL, 0);
591 			wps_force_encr_types_in_use = 1;
592 		}
593 #endif /* CONFIG_WPS_TESTING */
594 	} else if (os_strcasecmp(cmd, "ampdu") == 0) {
595 		if (wpa_drv_ampdu(wpa_s, atoi(value)) < 0)
596 			ret = -1;
597 #ifdef CONFIG_TDLS
598 #ifdef CONFIG_TDLS_TESTING
599 	} else if (os_strcasecmp(cmd, "tdls_testing") == 0) {
600 		tdls_testing = strtol(value, NULL, 0);
601 		wpa_printf(MSG_DEBUG, "TDLS: tdls_testing=0x%x", tdls_testing);
602 #endif /* CONFIG_TDLS_TESTING */
603 	} else if (os_strcasecmp(cmd, "tdls_disabled") == 0) {
604 		int disabled = atoi(value);
605 		wpa_printf(MSG_DEBUG, "TDLS: tdls_disabled=%d", disabled);
606 		if (disabled) {
607 			if (wpa_drv_tdls_oper(wpa_s, TDLS_DISABLE, NULL) < 0)
608 				ret = -1;
609 		} else if (wpa_drv_tdls_oper(wpa_s, TDLS_ENABLE, NULL) < 0)
610 			ret = -1;
611 		wpa_tdls_enable(wpa_s->wpa, !disabled);
612 #endif /* CONFIG_TDLS */
613 	} else if (os_strcasecmp(cmd, "pno") == 0) {
614 		ret = wpas_ctrl_pno(wpa_s, value);
615 	} else if (os_strcasecmp(cmd, "radio_disabled") == 0) {
616 		int disabled = atoi(value);
617 		if (wpa_drv_radio_disable(wpa_s, disabled) < 0)
618 			ret = -1;
619 		else if (disabled)
620 			wpa_supplicant_set_state(wpa_s, WPA_INACTIVE);
621 	} else if (os_strcasecmp(cmd, "uapsd") == 0) {
622 		if (os_strcmp(value, "disable") == 0)
623 			wpa_s->set_sta_uapsd = 0;
624 		else {
625 			int be, bk, vi, vo;
626 			char *pos;
627 			/* format: BE,BK,VI,VO;max SP Length */
628 			be = atoi(value);
629 			pos = os_strchr(value, ',');
630 			if (pos == NULL)
631 				return -1;
632 			pos++;
633 			bk = atoi(pos);
634 			pos = os_strchr(pos, ',');
635 			if (pos == NULL)
636 				return -1;
637 			pos++;
638 			vi = atoi(pos);
639 			pos = os_strchr(pos, ',');
640 			if (pos == NULL)
641 				return -1;
642 			pos++;
643 			vo = atoi(pos);
644 			/* ignore max SP Length for now */
645 
646 			wpa_s->set_sta_uapsd = 1;
647 			wpa_s->sta_uapsd = 0;
648 			if (be)
649 				wpa_s->sta_uapsd |= BIT(0);
650 			if (bk)
651 				wpa_s->sta_uapsd |= BIT(1);
652 			if (vi)
653 				wpa_s->sta_uapsd |= BIT(2);
654 			if (vo)
655 				wpa_s->sta_uapsd |= BIT(3);
656 		}
657 	} else if (os_strcasecmp(cmd, "ps") == 0) {
658 		ret = wpa_drv_set_p2p_powersave(wpa_s, atoi(value), -1, -1);
659 #ifdef CONFIG_WIFI_DISPLAY
660 	} else if (os_strcasecmp(cmd, "wifi_display") == 0) {
661 		int enabled = !!atoi(value);
662 		if (enabled && !wpa_s->global->p2p)
663 			ret = -1;
664 		else
665 			wifi_display_enable(wpa_s->global, enabled);
666 #endif /* CONFIG_WIFI_DISPLAY */
667 	} else if (os_strcasecmp(cmd, "bssid_filter") == 0) {
668 		ret = set_bssid_filter(wpa_s, value);
669 	} else if (os_strcasecmp(cmd, "disallow_aps") == 0) {
670 		ret = set_disallow_aps(wpa_s, value);
671 	} else if (os_strcasecmp(cmd, "no_keep_alive") == 0) {
672 		wpa_s->no_keep_alive = !!atoi(value);
673 #ifdef CONFIG_DPP
674 	} else if (os_strcasecmp(cmd, "dpp_configurator_params") == 0) {
675 		os_free(wpa_s->dpp_configurator_params);
676 		wpa_s->dpp_configurator_params = os_strdup(value);
677 #ifdef CONFIG_DPP2
678 		dpp_controller_set_params(wpa_s->dpp, value);
679 #endif /* CONFIG_DPP2 */
680 	} else if (os_strcasecmp(cmd, "dpp_init_max_tries") == 0) {
681 		wpa_s->dpp_init_max_tries = atoi(value);
682 	} else if (os_strcasecmp(cmd, "dpp_init_retry_time") == 0) {
683 		wpa_s->dpp_init_retry_time = atoi(value);
684 	} else if (os_strcasecmp(cmd, "dpp_resp_wait_time") == 0) {
685 		wpa_s->dpp_resp_wait_time = atoi(value);
686 	} else if (os_strcasecmp(cmd, "dpp_resp_max_tries") == 0) {
687 		wpa_s->dpp_resp_max_tries = atoi(value);
688 	} else if (os_strcasecmp(cmd, "dpp_resp_retry_time") == 0) {
689 		wpa_s->dpp_resp_retry_time = atoi(value);
690 #ifdef CONFIG_TESTING_OPTIONS
691 	} else if (os_strcasecmp(cmd, "dpp_pkex_own_mac_override") == 0) {
692 		if (hwaddr_aton(value, dpp_pkex_own_mac_override))
693 			ret = -1;
694 	} else if (os_strcasecmp(cmd, "dpp_pkex_peer_mac_override") == 0) {
695 		if (hwaddr_aton(value, dpp_pkex_peer_mac_override))
696 			ret = -1;
697 	} else if (os_strcasecmp(cmd, "dpp_pkex_ephemeral_key_override") == 0) {
698 		size_t hex_len = os_strlen(value);
699 
700 		if (hex_len >
701 		    2 * sizeof(dpp_pkex_ephemeral_key_override))
702 			ret = -1;
703 		else if (hexstr2bin(value, dpp_pkex_ephemeral_key_override,
704 				    hex_len / 2))
705 			ret = -1;
706 		else
707 			dpp_pkex_ephemeral_key_override_len = hex_len / 2;
708 	} else if (os_strcasecmp(cmd, "dpp_protocol_key_override") == 0) {
709 		size_t hex_len = os_strlen(value);
710 
711 		if (hex_len > 2 * sizeof(dpp_protocol_key_override))
712 			ret = -1;
713 		else if (hexstr2bin(value, dpp_protocol_key_override,
714 				    hex_len / 2))
715 			ret = -1;
716 		else
717 			dpp_protocol_key_override_len = hex_len / 2;
718 	} else if (os_strcasecmp(cmd, "dpp_nonce_override") == 0) {
719 		size_t hex_len = os_strlen(value);
720 
721 		if (hex_len > 2 * sizeof(dpp_nonce_override))
722 			ret = -1;
723 		else if (hexstr2bin(value, dpp_nonce_override, hex_len / 2))
724 			ret = -1;
725 		else
726 			dpp_nonce_override_len = hex_len / 2;
727 	} else if (os_strcasecmp(cmd, "dpp_version_override") == 0) {
728 		dpp_version_override = atoi(value);
729 #endif /* CONFIG_TESTING_OPTIONS */
730 #endif /* CONFIG_DPP */
731 #ifdef CONFIG_TESTING_OPTIONS
732 	} else if (os_strcasecmp(cmd, "ext_mgmt_frame_handling") == 0) {
733 		wpa_s->ext_mgmt_frame_handling = !!atoi(value);
734 	} else if (os_strcasecmp(cmd, "ext_eapol_frame_io") == 0) {
735 		wpa_s->ext_eapol_frame_io = !!atoi(value);
736 #ifdef CONFIG_AP
737 		if (wpa_s->ap_iface) {
738 			wpa_s->ap_iface->bss[0]->ext_eapol_frame_io =
739 				wpa_s->ext_eapol_frame_io;
740 		}
741 #endif /* CONFIG_AP */
742 	} else if (os_strcasecmp(cmd, "extra_roc_dur") == 0) {
743 		wpa_s->extra_roc_dur = atoi(value);
744 	} else if (os_strcasecmp(cmd, "test_failure") == 0) {
745 		wpa_s->test_failure = atoi(value);
746 	} else if (os_strcasecmp(cmd, "p2p_go_csa_on_inv") == 0) {
747 		wpa_s->p2p_go_csa_on_inv = !!atoi(value);
748 	} else if (os_strcasecmp(cmd, "ignore_auth_resp") == 0) {
749 		wpa_s->ignore_auth_resp = !!atoi(value);
750 	} else if (os_strcasecmp(cmd, "ignore_assoc_disallow") == 0) {
751 		wpa_s->ignore_assoc_disallow = !!atoi(value);
752 		wpa_drv_ignore_assoc_disallow(wpa_s,
753 					      wpa_s->ignore_assoc_disallow);
754 	} else if (os_strcasecmp(cmd, "disable_sa_query") == 0) {
755 		wpa_s->disable_sa_query = !!atoi(value);
756 	} else if (os_strcasecmp(cmd, "ignore_sae_h2e_only") == 0) {
757 		wpa_s->ignore_sae_h2e_only = !!atoi(value);
758 	} else if (os_strcasecmp(cmd, "extra_sae_rejected_groups") == 0) {
759 		char *pos;
760 
761 		os_free(wpa_s->extra_sae_rejected_groups);
762 		wpa_s->extra_sae_rejected_groups = NULL;
763 		pos = value;
764 		while (pos && pos[0]) {
765 			int group;
766 
767 			group = atoi(pos);
768 			wpa_printf(MSG_DEBUG,
769 				   "TESTING: Extra rejection of SAE group %d",
770 				   group);
771 			if (group)
772 				int_array_add_unique(
773 					&wpa_s->extra_sae_rejected_groups,
774 					group);
775 			pos = os_strchr(pos, ' ');
776 			if (!pos)
777 				break;
778 			pos++;
779 		}
780 	} else if (os_strcasecmp(cmd, "ft_rsnxe_used") == 0) {
781 		wpa_s->ft_rsnxe_used = atoi(value);
782 	} else if (os_strcasecmp(cmd, "oci_freq_override_eapol") == 0) {
783 		wpa_s->oci_freq_override_eapol = atoi(value);
784 	} else if (os_strcasecmp(cmd, "oci_freq_override_saquery_req") == 0) {
785 		wpa_s->oci_freq_override_saquery_req = atoi(value);
786 	} else if (os_strcasecmp(cmd, "oci_freq_override_saquery_resp") == 0) {
787 		wpa_s->oci_freq_override_saquery_resp = atoi(value);
788 	} else if (os_strcasecmp(cmd, "oci_freq_override_eapol_g2") == 0) {
789 		wpa_s->oci_freq_override_eapol_g2 = atoi(value);
790 		/* Populate value to wpa_sm if already associated. */
791 		wpa_sm_set_param(wpa_s->wpa, WPA_PARAM_OCI_FREQ_EAPOL_G2,
792 				 wpa_s->oci_freq_override_eapol_g2);
793 	} else if (os_strcasecmp(cmd, "oci_freq_override_ft_assoc") == 0) {
794 		wpa_s->oci_freq_override_ft_assoc = atoi(value);
795 		/* Populate value to wpa_sm if already associated. */
796 		wpa_sm_set_param(wpa_s->wpa, WPA_PARAM_OCI_FREQ_FT_ASSOC,
797 				 wpa_s->oci_freq_override_ft_assoc);
798 	} else if (os_strcasecmp(cmd, "oci_freq_override_fils_assoc") == 0) {
799 		wpa_s->oci_freq_override_fils_assoc = atoi(value);
800 	} else if (os_strcasecmp(cmd, "oci_freq_override_wnm_sleep") == 0) {
801 		wpa_s->oci_freq_override_wnm_sleep = atoi(value);
802 	} else if (os_strcasecmp(cmd, "rsne_override_eapol") == 0) {
803 		wpabuf_free(wpa_s->rsne_override_eapol);
804 		if (os_strcmp(value, "NULL") == 0)
805 			wpa_s->rsne_override_eapol = NULL;
806 		else
807 			wpa_s->rsne_override_eapol = wpabuf_parse_bin(value);
808 	} else if (os_strcasecmp(cmd, "rsnxe_override_assoc") == 0) {
809 		wpabuf_free(wpa_s->rsnxe_override_assoc);
810 		if (os_strcmp(value, "NULL") == 0)
811 			wpa_s->rsnxe_override_assoc = NULL;
812 		else
813 			wpa_s->rsnxe_override_assoc = wpabuf_parse_bin(value);
814 	} else if (os_strcasecmp(cmd, "rsnxe_override_eapol") == 0) {
815 		wpabuf_free(wpa_s->rsnxe_override_eapol);
816 		if (os_strcmp(value, "NULL") == 0)
817 			wpa_s->rsnxe_override_eapol = NULL;
818 		else
819 			wpa_s->rsnxe_override_eapol = wpabuf_parse_bin(value);
820 	} else if (os_strcasecmp(cmd, "reject_btm_req_reason") == 0) {
821 		wpa_s->reject_btm_req_reason = atoi(value);
822 	} else if (os_strcasecmp(cmd, "get_pref_freq_list_override") == 0) {
823 		os_free(wpa_s->get_pref_freq_list_override);
824 		if (!value[0])
825 			wpa_s->get_pref_freq_list_override = NULL;
826 		else
827 			wpa_s->get_pref_freq_list_override = os_strdup(value);
828 	} else if (os_strcasecmp(cmd, "sae_commit_override") == 0) {
829 		wpabuf_free(wpa_s->sae_commit_override);
830 		if (value[0] == '\0')
831 			wpa_s->sae_commit_override = NULL;
832 		else
833 			wpa_s->sae_commit_override = wpabuf_parse_bin(value);
834 	} else if (os_strcasecmp(cmd, "driver_signal_override") == 0) {
835 		ret = wpas_ctrl_iface_set_dso(wpa_s, value);
836 	} else if (os_strcasecmp(cmd, "disable_scs_support") == 0) {
837 		wpa_s->disable_scs_support = !!atoi(value);
838 	} else if (os_strcasecmp(cmd, "disable_mscs_support") == 0) {
839 		wpa_s->disable_mscs_support = !!atoi(value);
840 	} else if (os_strcasecmp(cmd, "disable_eapol_g2_tx") == 0) {
841 		wpa_s->disable_eapol_g2_tx = !!atoi(value);
842 		/* Populate value to wpa_sm if already associated. */
843 		wpa_sm_set_param(wpa_s->wpa, WPA_PARAM_DISABLE_EAPOL_G2_TX,
844 				 wpa_s->disable_eapol_g2_tx);
845 #ifdef CONFIG_DPP
846 	} else if (os_strcasecmp(cmd, "dpp_config_obj_override") == 0) {
847 		os_free(wpa_s->dpp_config_obj_override);
848 		if (value[0] == '\0')
849 			wpa_s->dpp_config_obj_override = NULL;
850 		else
851 			wpa_s->dpp_config_obj_override = os_strdup(value);
852 	} else if (os_strcasecmp(cmd, "dpp_discovery_override") == 0) {
853 		os_free(wpa_s->dpp_discovery_override);
854 		if (value[0] == '\0')
855 			wpa_s->dpp_discovery_override = NULL;
856 		else
857 			wpa_s->dpp_discovery_override = os_strdup(value);
858 	} else if (os_strcasecmp(cmd, "dpp_groups_override") == 0) {
859 		os_free(wpa_s->dpp_groups_override);
860 		if (value[0] == '\0')
861 			wpa_s->dpp_groups_override = NULL;
862 		else
863 			wpa_s->dpp_groups_override = os_strdup(value);
864 	} else if (os_strcasecmp(cmd,
865 				 "dpp_ignore_netaccesskey_mismatch") == 0) {
866 		wpa_s->dpp_ignore_netaccesskey_mismatch = atoi(value);
867 	} else if (os_strcasecmp(cmd, "dpp_discard_public_action") == 0) {
868 		wpa_s->dpp_discard_public_action = atoi(value);
869 	} else if (os_strcasecmp(cmd, "dpp_test") == 0) {
870 		dpp_test = atoi(value);
871 #endif /* CONFIG_DPP */
872 #endif /* CONFIG_TESTING_OPTIONS */
873 #ifdef CONFIG_FILS
874 	} else if (os_strcasecmp(cmd, "disable_fils") == 0) {
875 		wpa_s->disable_fils = !!atoi(value);
876 		wpa_drv_disable_fils(wpa_s, wpa_s->disable_fils);
877 		wpa_supplicant_set_default_scan_ies(wpa_s);
878 #endif /* CONFIG_FILS */
879 #ifndef CONFIG_NO_CONFIG_BLOBS
880 	} else if (os_strcmp(cmd, "blob") == 0) {
881 		ret = wpas_ctrl_set_blob(wpa_s, value);
882 #endif /* CONFIG_NO_CONFIG_BLOBS */
883 	} else if (os_strcasecmp(cmd, "setband") == 0) {
884 		ret = wpas_ctrl_set_band(wpa_s, value);
885 #ifdef CONFIG_MBO
886 	} else if (os_strcasecmp(cmd, "non_pref_chan") == 0) {
887 		ret = wpas_mbo_update_non_pref_chan(wpa_s, value);
888 		if (ret == 0) {
889 			value[-1] = '=';
890 			wpa_config_process_global(wpa_s->conf, cmd, -1);
891 		}
892 	} else if (os_strcasecmp(cmd, "mbo_cell_capa") == 0) {
893 		wpas_mbo_update_cell_capa(wpa_s, atoi(value));
894 	} else if (os_strcasecmp(cmd, "oce") == 0) {
895 		wpa_s->conf->oce = atoi(value);
896 		if (wpa_s->conf->oce) {
897 			if ((wpa_s->conf->oce & OCE_STA) &&
898 			    (wpa_s->drv_flags & WPA_DRIVER_FLAGS_OCE_STA))
899 				wpa_s->enable_oce = OCE_STA;
900 
901 			if ((wpa_s->conf->oce & OCE_STA_CFON) &&
902 			    (wpa_s->drv_flags &
903 			     WPA_DRIVER_FLAGS_OCE_STA_CFON)) {
904 				/* TODO: Need to add STA-CFON support */
905 				wpa_printf(MSG_ERROR,
906 					   "OCE STA-CFON feature is not yet supported");
907 				return -1;
908 			}
909 		} else {
910 			wpa_s->enable_oce = 0;
911 		}
912 		wpa_supplicant_set_default_scan_ies(wpa_s);
913 #endif /* CONFIG_MBO */
914 	} else if (os_strcasecmp(cmd, "lci") == 0) {
915 		ret = wpas_ctrl_iface_set_lci(wpa_s, value);
916 	} else if (os_strcasecmp(cmd, "tdls_trigger_control") == 0) {
917 		ret = wpa_drv_set_tdls_mode(wpa_s, atoi(value));
918 	} else if (os_strcasecmp(cmd, "relative_rssi") == 0) {
919 		ret = wpas_ctrl_set_relative_rssi(wpa_s, value);
920 	} else if (os_strcasecmp(cmd, "relative_band_adjust") == 0) {
921 		ret = wpas_ctrl_set_relative_band_adjust(wpa_s, value);
922 	} else if (os_strcasecmp(cmd, "ric_ies") == 0) {
923 		ret = wpas_ctrl_iface_set_ric_ies(wpa_s, value);
924 	} else if (os_strcasecmp(cmd, "roaming") == 0) {
925 		ret = wpa_drv_roaming(wpa_s, atoi(value), NULL);
926 #ifdef CONFIG_WNM
927 	} else if (os_strcasecmp(cmd, "coloc_intf_elems") == 0) {
928 		struct wpabuf *elems;
929 
930 		elems = wpabuf_parse_bin(value);
931 		if (!elems)
932 			return -1;
933 		wnm_set_coloc_intf_elems(wpa_s, elems);
934 #endif /* CONFIG_WNM */
935 	} else if (os_strcasecmp(cmd, "enable_dscp_policy_capa") == 0) {
936 		wpa_s->enable_dscp_policy_capa = !!atoi(value);
937 	} else {
938 		value[-1] = '=';
939 		ret = wpa_config_process_global(wpa_s->conf, cmd, -1);
940 		if (ret == 0)
941 			wpa_supplicant_update_config(wpa_s);
942 		else if (ret == 1)
943 			ret = 0;
944 	}
945 
946 	return ret;
947 }
948 
949 
wpa_supplicant_ctrl_iface_get(struct wpa_supplicant * wpa_s,char * cmd,char * buf,size_t buflen)950 static int wpa_supplicant_ctrl_iface_get(struct wpa_supplicant *wpa_s,
951 					 char *cmd, char *buf, size_t buflen)
952 {
953 	int res = -1;
954 
955 	wpa_printf(MSG_DEBUG, "CTRL_IFACE GET '%s'", cmd);
956 
957 	if (os_strcmp(cmd, "version") == 0) {
958 		res = os_snprintf(buf, buflen, "%s", VERSION_STR);
959 	} else if (os_strcasecmp(cmd, "max_command_len") == 0) {
960 		res = os_snprintf(buf, buflen, "%u", CTRL_IFACE_MAX_LEN);
961 	} else if (os_strcasecmp(cmd, "country") == 0) {
962 		if (wpa_s->conf->country[0] && wpa_s->conf->country[1])
963 			res = os_snprintf(buf, buflen, "%c%c",
964 					  wpa_s->conf->country[0],
965 					  wpa_s->conf->country[1]);
966 #ifdef CONFIG_WIFI_DISPLAY
967 	} else if (os_strcasecmp(cmd, "wifi_display") == 0) {
968 		int enabled;
969 		if (wpa_s->global->p2p == NULL ||
970 		    wpa_s->global->p2p_disabled)
971 			enabled = 0;
972 		else
973 			enabled = wpa_s->global->wifi_display;
974 		res = os_snprintf(buf, buflen, "%d", enabled);
975 #endif /* CONFIG_WIFI_DISPLAY */
976 #ifdef CONFIG_TESTING_GET_GTK
977 	} else if (os_strcmp(cmd, "gtk") == 0) {
978 		if (wpa_s->last_gtk_len == 0)
979 			return -1;
980 		res = wpa_snprintf_hex(buf, buflen, wpa_s->last_gtk,
981 				       wpa_s->last_gtk_len);
982 		return res;
983 #endif /* CONFIG_TESTING_GET_GTK */
984 	} else if (os_strcmp(cmd, "tls_library") == 0) {
985 		res = tls_get_library_version(buf, buflen);
986 #ifdef CONFIG_TESTING_OPTIONS
987 	} else if (os_strcmp(cmd, "anonce") == 0) {
988 		return wpa_snprintf_hex(buf, buflen,
989 					wpa_sm_get_anonce(wpa_s->wpa),
990 					WPA_NONCE_LEN);
991 	} else if (os_strcasecmp(cmd, "last_tk_key_idx") == 0) {
992 		res = os_snprintf(buf, buflen, "%d", wpa_s->last_tk_key_idx);
993 #endif /* CONFIG_TESTING_OPTIONS */
994 	} else {
995 		res = wpa_config_get_value(cmd, wpa_s->conf, buf, buflen);
996 	}
997 
998 	if (os_snprintf_error(buflen, res))
999 		return -1;
1000 	return res;
1001 }
1002 
1003 
1004 #ifdef IEEE8021X_EAPOL
wpa_supplicant_ctrl_iface_preauth(struct wpa_supplicant * wpa_s,char * addr)1005 static int wpa_supplicant_ctrl_iface_preauth(struct wpa_supplicant *wpa_s,
1006 					     char *addr)
1007 {
1008 	u8 bssid[ETH_ALEN];
1009 	struct wpa_ssid *ssid = wpa_s->current_ssid;
1010 
1011 	if (hwaddr_aton(addr, bssid)) {
1012 		wpa_printf(MSG_DEBUG, "CTRL_IFACE PREAUTH: invalid address "
1013 			   "'%s'", addr);
1014 		return -1;
1015 	}
1016 
1017 	wpa_printf(MSG_DEBUG, "CTRL_IFACE PREAUTH " MACSTR, MAC2STR(bssid));
1018 	rsn_preauth_deinit(wpa_s->wpa);
1019 	if (rsn_preauth_init(wpa_s->wpa, bssid, ssid ? &ssid->eap : NULL))
1020 		return -1;
1021 
1022 	return 0;
1023 }
1024 #endif /* IEEE8021X_EAPOL */
1025 
1026 
1027 #ifdef CONFIG_TDLS
1028 
wpa_supplicant_ctrl_iface_tdls_discover(struct wpa_supplicant * wpa_s,char * addr)1029 static int wpa_supplicant_ctrl_iface_tdls_discover(
1030 	struct wpa_supplicant *wpa_s, char *addr)
1031 {
1032 	u8 peer[ETH_ALEN];
1033 	int ret;
1034 
1035 	if (hwaddr_aton(addr, peer)) {
1036 		wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_DISCOVER: invalid "
1037 			   "address '%s'", addr);
1038 		return -1;
1039 	}
1040 
1041 	wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_DISCOVER " MACSTR,
1042 		   MAC2STR(peer));
1043 
1044 	if (wpa_tdls_is_external_setup(wpa_s->wpa))
1045 		ret = wpa_tdls_send_discovery_request(wpa_s->wpa, peer);
1046 	else
1047 		ret = wpa_drv_tdls_oper(wpa_s, TDLS_DISCOVERY_REQ, peer);
1048 
1049 	return ret;
1050 }
1051 
1052 
wpa_supplicant_ctrl_iface_tdls_setup(struct wpa_supplicant * wpa_s,char * addr)1053 static int wpa_supplicant_ctrl_iface_tdls_setup(
1054 	struct wpa_supplicant *wpa_s, char *addr)
1055 {
1056 	u8 peer[ETH_ALEN];
1057 	int ret;
1058 
1059 	if (hwaddr_aton(addr, peer)) {
1060 		wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_SETUP: invalid "
1061 			   "address '%s'", addr);
1062 		return -1;
1063 	}
1064 
1065 	wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_SETUP " MACSTR,
1066 		   MAC2STR(peer));
1067 
1068 	if ((wpa_s->conf->tdls_external_control) &&
1069 	    wpa_tdls_is_external_setup(wpa_s->wpa))
1070 		return wpa_drv_tdls_oper(wpa_s, TDLS_SETUP, peer);
1071 
1072 	wpa_tdls_remove(wpa_s->wpa, peer);
1073 
1074 	if (wpa_tdls_is_external_setup(wpa_s->wpa))
1075 		ret = wpa_tdls_start(wpa_s->wpa, peer);
1076 	else
1077 		ret = wpa_drv_tdls_oper(wpa_s, TDLS_SETUP, peer);
1078 
1079 	return ret;
1080 }
1081 
1082 
wpa_supplicant_ctrl_iface_tdls_teardown(struct wpa_supplicant * wpa_s,char * addr)1083 static int wpa_supplicant_ctrl_iface_tdls_teardown(
1084 	struct wpa_supplicant *wpa_s, char *addr)
1085 {
1086 	u8 peer[ETH_ALEN];
1087 	int ret;
1088 
1089 	if (os_strcmp(addr, "*") == 0) {
1090 		/* remove everyone */
1091 		wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_TEARDOWN *");
1092 		wpa_tdls_teardown_peers(wpa_s->wpa);
1093 		return 0;
1094 	}
1095 
1096 	if (hwaddr_aton(addr, peer)) {
1097 		wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_TEARDOWN: invalid "
1098 			   "address '%s'", addr);
1099 		return -1;
1100 	}
1101 
1102 	wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_TEARDOWN " MACSTR,
1103 		   MAC2STR(peer));
1104 
1105 	if ((wpa_s->conf->tdls_external_control) &&
1106 	    wpa_tdls_is_external_setup(wpa_s->wpa))
1107 		return wpa_drv_tdls_oper(wpa_s, TDLS_TEARDOWN, peer);
1108 
1109 	if (wpa_tdls_is_external_setup(wpa_s->wpa))
1110 		ret = wpa_tdls_teardown_link(
1111 			wpa_s->wpa, peer,
1112 			WLAN_REASON_TDLS_TEARDOWN_UNSPECIFIED);
1113 	else
1114 		ret = wpa_drv_tdls_oper(wpa_s, TDLS_TEARDOWN, peer);
1115 
1116 	return ret;
1117 }
1118 
1119 
ctrl_iface_get_capability_tdls(struct wpa_supplicant * wpa_s,char * buf,size_t buflen)1120 static int ctrl_iface_get_capability_tdls(
1121 	struct wpa_supplicant *wpa_s, char *buf, size_t buflen)
1122 {
1123 	int ret;
1124 
1125 	ret = os_snprintf(buf, buflen, "%s\n",
1126 			  wpa_s->drv_flags & WPA_DRIVER_FLAGS_TDLS_SUPPORT ?
1127 			  (wpa_s->drv_flags &
1128 			   WPA_DRIVER_FLAGS_TDLS_EXTERNAL_SETUP ?
1129 			   "EXTERNAL" : "INTERNAL") : "UNSUPPORTED");
1130 	if (os_snprintf_error(buflen, ret))
1131 		return -1;
1132 	return ret;
1133 }
1134 
1135 
wpa_supplicant_ctrl_iface_tdls_chan_switch(struct wpa_supplicant * wpa_s,char * cmd)1136 static int wpa_supplicant_ctrl_iface_tdls_chan_switch(
1137 	struct wpa_supplicant *wpa_s, char *cmd)
1138 {
1139 	u8 peer[ETH_ALEN];
1140 	struct hostapd_freq_params freq_params;
1141 	u8 oper_class;
1142 	char *pos, *end;
1143 
1144 	if (!wpa_tdls_is_external_setup(wpa_s->wpa)) {
1145 		wpa_printf(MSG_INFO,
1146 			   "tdls_chanswitch: Only supported with external setup");
1147 		return -1;
1148 	}
1149 
1150 	os_memset(&freq_params, 0, sizeof(freq_params));
1151 
1152 	pos = os_strchr(cmd, ' ');
1153 	if (pos == NULL)
1154 		return -1;
1155 	*pos++ = '\0';
1156 
1157 	oper_class = strtol(pos, &end, 10);
1158 	if (pos == end) {
1159 		wpa_printf(MSG_INFO,
1160 			   "tdls_chanswitch: Invalid op class provided");
1161 		return -1;
1162 	}
1163 
1164 	pos = end;
1165 	freq_params.freq = atoi(pos);
1166 	if (freq_params.freq == 0) {
1167 		wpa_printf(MSG_INFO, "tdls_chanswitch: Invalid freq provided");
1168 		return -1;
1169 	}
1170 
1171 #define SET_FREQ_SETTING(str) \
1172 	do { \
1173 		const char *pos2 = os_strstr(pos, " " #str "="); \
1174 		if (pos2) { \
1175 			pos2 += sizeof(" " #str "=") - 1; \
1176 			freq_params.str = atoi(pos2); \
1177 		} \
1178 	} while (0)
1179 
1180 	SET_FREQ_SETTING(center_freq1);
1181 	SET_FREQ_SETTING(center_freq2);
1182 	SET_FREQ_SETTING(bandwidth);
1183 	SET_FREQ_SETTING(sec_channel_offset);
1184 #undef SET_FREQ_SETTING
1185 
1186 	freq_params.ht_enabled = !!os_strstr(pos, " ht");
1187 	freq_params.vht_enabled = !!os_strstr(pos, " vht");
1188 
1189 	if (hwaddr_aton(cmd, peer)) {
1190 		wpa_printf(MSG_DEBUG,
1191 			   "CTRL_IFACE TDLS_CHAN_SWITCH: Invalid address '%s'",
1192 			   cmd);
1193 		return -1;
1194 	}
1195 
1196 	wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_CHAN_SWITCH " MACSTR
1197 		   " OP CLASS %d FREQ %d CENTER1 %d CENTER2 %d BW %d SEC_OFFSET %d%s%s",
1198 		   MAC2STR(peer), oper_class, freq_params.freq,
1199 		   freq_params.center_freq1, freq_params.center_freq2,
1200 		   freq_params.bandwidth, freq_params.sec_channel_offset,
1201 		   freq_params.ht_enabled ? " HT" : "",
1202 		   freq_params.vht_enabled ? " VHT" : "");
1203 
1204 	return wpa_tdls_enable_chan_switch(wpa_s->wpa, peer, oper_class,
1205 					   &freq_params);
1206 }
1207 
1208 
wpa_supplicant_ctrl_iface_tdls_cancel_chan_switch(struct wpa_supplicant * wpa_s,char * cmd)1209 static int wpa_supplicant_ctrl_iface_tdls_cancel_chan_switch(
1210 	struct wpa_supplicant *wpa_s, char *cmd)
1211 {
1212 	u8 peer[ETH_ALEN];
1213 
1214 	if (!wpa_tdls_is_external_setup(wpa_s->wpa)) {
1215 		wpa_printf(MSG_INFO,
1216 			   "tdls_chanswitch: Only supported with external setup");
1217 		return -1;
1218 	}
1219 
1220 	if (hwaddr_aton(cmd, peer)) {
1221 		wpa_printf(MSG_DEBUG,
1222 			   "CTRL_IFACE TDLS_CANCEL_CHAN_SWITCH: Invalid address '%s'",
1223 			   cmd);
1224 		return -1;
1225 	}
1226 
1227 	wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_CANCEL_CHAN_SWITCH " MACSTR,
1228 		   MAC2STR(peer));
1229 
1230 	return wpa_tdls_disable_chan_switch(wpa_s->wpa, peer);
1231 }
1232 
1233 
wpa_supplicant_ctrl_iface_tdls_link_status(struct wpa_supplicant * wpa_s,const char * addr,char * buf,size_t buflen)1234 static int wpa_supplicant_ctrl_iface_tdls_link_status(
1235 	struct wpa_supplicant *wpa_s, const char *addr,
1236 	char *buf, size_t buflen)
1237 {
1238 	u8 peer[ETH_ALEN];
1239 	const char *tdls_status;
1240 	int ret;
1241 
1242 	if (hwaddr_aton(addr, peer)) {
1243 		wpa_printf(MSG_DEBUG,
1244 			   "CTRL_IFACE TDLS_LINK_STATUS: Invalid address '%s'",
1245 			   addr);
1246 		return -1;
1247 	}
1248 	wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_LINK_STATUS " MACSTR,
1249 		   MAC2STR(peer));
1250 
1251 	tdls_status = wpa_tdls_get_link_status(wpa_s->wpa, peer);
1252 	wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_LINK_STATUS: %s", tdls_status);
1253 	ret = os_snprintf(buf, buflen, "TDLS link status: %s\n", tdls_status);
1254 	if (os_snprintf_error(buflen, ret))
1255 		return -1;
1256 
1257 	return ret;
1258 }
1259 
1260 #endif /* CONFIG_TDLS */
1261 
1262 
wmm_ac_ctrl_addts(struct wpa_supplicant * wpa_s,char * cmd)1263 static int wmm_ac_ctrl_addts(struct wpa_supplicant *wpa_s, char *cmd)
1264 {
1265 	char *token, *context = NULL;
1266 	struct wmm_ac_ts_setup_params params = {
1267 		.tsid = 0xff,
1268 		.direction = 0xff,
1269 	};
1270 
1271 	while ((token = str_token(cmd, " ", &context))) {
1272 		if (sscanf(token, "tsid=%i", &params.tsid) == 1 ||
1273 		    sscanf(token, "up=%i", &params.user_priority) == 1 ||
1274 		    sscanf(token, "nominal_msdu_size=%i",
1275 			   &params.nominal_msdu_size) == 1 ||
1276 		    sscanf(token, "mean_data_rate=%i",
1277 			   &params.mean_data_rate) == 1 ||
1278 		    sscanf(token, "min_phy_rate=%i",
1279 			   &params.minimum_phy_rate) == 1 ||
1280 		    sscanf(token, "sba=%i",
1281 			   &params.surplus_bandwidth_allowance) == 1)
1282 			continue;
1283 
1284 		if (os_strcasecmp(token, "downlink") == 0) {
1285 			params.direction = WMM_TSPEC_DIRECTION_DOWNLINK;
1286 		} else if (os_strcasecmp(token, "uplink") == 0) {
1287 			params.direction = WMM_TSPEC_DIRECTION_UPLINK;
1288 		} else if (os_strcasecmp(token, "bidi") == 0) {
1289 			params.direction = WMM_TSPEC_DIRECTION_BI_DIRECTIONAL;
1290 		} else if (os_strcasecmp(token, "fixed_nominal_msdu") == 0) {
1291 			params.fixed_nominal_msdu = 1;
1292 		} else {
1293 			wpa_printf(MSG_DEBUG,
1294 				   "CTRL: Invalid WMM_AC_ADDTS parameter: '%s'",
1295 				   token);
1296 			return -1;
1297 		}
1298 
1299 	}
1300 
1301 	return wpas_wmm_ac_addts(wpa_s, &params);
1302 }
1303 
1304 
wmm_ac_ctrl_delts(struct wpa_supplicant * wpa_s,char * cmd)1305 static int wmm_ac_ctrl_delts(struct wpa_supplicant *wpa_s, char *cmd)
1306 {
1307 	u8 tsid = atoi(cmd);
1308 
1309 	return wpas_wmm_ac_delts(wpa_s, tsid);
1310 }
1311 
1312 
1313 #ifdef CONFIG_IEEE80211R
wpa_supplicant_ctrl_iface_ft_ds(struct wpa_supplicant * wpa_s,char * addr)1314 static int wpa_supplicant_ctrl_iface_ft_ds(
1315 	struct wpa_supplicant *wpa_s, char *addr)
1316 {
1317 	u8 target_ap[ETH_ALEN];
1318 	struct wpa_bss *bss;
1319 	const u8 *mdie;
1320 	bool force = os_strstr(addr, " force") != NULL;
1321 
1322 	if (hwaddr_aton(addr, target_ap)) {
1323 		wpa_printf(MSG_DEBUG, "CTRL_IFACE FT_DS: invalid "
1324 			   "address '%s'", addr);
1325 		return -1;
1326 	}
1327 
1328 	wpa_printf(MSG_DEBUG, "CTRL_IFACE FT_DS " MACSTR, MAC2STR(target_ap));
1329 
1330 	bss = wpa_bss_get_bssid(wpa_s, target_ap);
1331 	if (bss)
1332 		mdie = wpa_bss_get_ie(bss, WLAN_EID_MOBILITY_DOMAIN);
1333 	else
1334 		mdie = NULL;
1335 
1336 	return wpa_ft_start_over_ds(wpa_s->wpa, target_ap, mdie, force);
1337 }
1338 #endif /* CONFIG_IEEE80211R */
1339 
1340 
1341 #ifdef CONFIG_WPS
wpa_supplicant_ctrl_iface_wps_pbc(struct wpa_supplicant * wpa_s,char * cmd)1342 static int wpa_supplicant_ctrl_iface_wps_pbc(struct wpa_supplicant *wpa_s,
1343 					     char *cmd)
1344 {
1345 	u8 bssid[ETH_ALEN], *_bssid = bssid;
1346 #ifdef CONFIG_P2P
1347 	u8 p2p_dev_addr[ETH_ALEN];
1348 #endif /* CONFIG_P2P */
1349 #ifdef CONFIG_AP
1350 	u8 *_p2p_dev_addr = NULL;
1351 #endif /* CONFIG_AP */
1352 	char *pos;
1353 	int multi_ap = 0;
1354 
1355 	if (!cmd || os_strcmp(cmd, "any") == 0 ||
1356 	    os_strncmp(cmd, "any ", 4) == 0) {
1357 		_bssid = NULL;
1358 #ifdef CONFIG_P2P
1359 	} else if (os_strncmp(cmd, "p2p_dev_addr=", 13) == 0) {
1360 		if (hwaddr_aton(cmd + 13, p2p_dev_addr)) {
1361 			wpa_printf(MSG_DEBUG, "CTRL_IFACE WPS_PBC: invalid "
1362 				   "P2P Device Address '%s'",
1363 				   cmd + 13);
1364 			return -1;
1365 		}
1366 		_p2p_dev_addr = p2p_dev_addr;
1367 #endif /* CONFIG_P2P */
1368 	} else if (os_strncmp(cmd, "multi_ap=", 9) == 0) {
1369 		_bssid = NULL;
1370 		multi_ap = atoi(cmd + 9);
1371 	} else if (hwaddr_aton(cmd, bssid)) {
1372 		wpa_printf(MSG_DEBUG, "CTRL_IFACE WPS_PBC: invalid BSSID '%s'",
1373 			   cmd);
1374 		return -1;
1375 	}
1376 
1377 	if (cmd) {
1378 		pos = os_strstr(cmd, " multi_ap=");
1379 		if (pos) {
1380 			pos += 10;
1381 			multi_ap = atoi(pos);
1382 		}
1383 	}
1384 
1385 #ifdef CONFIG_AP
1386 	if (wpa_s->ap_iface)
1387 		return wpa_supplicant_ap_wps_pbc(wpa_s, _bssid, _p2p_dev_addr);
1388 #endif /* CONFIG_AP */
1389 
1390 	return wpas_wps_start_pbc(wpa_s, _bssid, 0, multi_ap);
1391 }
1392 
1393 
wpa_supplicant_ctrl_iface_wps_pin(struct wpa_supplicant * wpa_s,char * cmd,char * buf,size_t buflen)1394 static int wpa_supplicant_ctrl_iface_wps_pin(struct wpa_supplicant *wpa_s,
1395 					     char *cmd, char *buf,
1396 					     size_t buflen)
1397 {
1398 	u8 bssid[ETH_ALEN], *_bssid = bssid;
1399 	char *pin;
1400 	int ret;
1401 
1402 	pin = os_strchr(cmd, ' ');
1403 	if (pin)
1404 		*pin++ = '\0';
1405 
1406 	if (os_strcmp(cmd, "any") == 0)
1407 		_bssid = NULL;
1408 	else if (os_strcmp(cmd, "get") == 0) {
1409 		if (wps_generate_pin((unsigned int *) &ret) < 0)
1410 			return -1;
1411 		goto done;
1412 	} else if (hwaddr_aton(cmd, bssid)) {
1413 		wpa_printf(MSG_DEBUG, "CTRL_IFACE WPS_PIN: invalid BSSID '%s'",
1414 			   cmd);
1415 		return -1;
1416 	}
1417 
1418 #ifdef CONFIG_AP
1419 	if (wpa_s->ap_iface) {
1420 		int timeout = 0;
1421 		char *pos;
1422 
1423 		if (pin) {
1424 			pos = os_strchr(pin, ' ');
1425 			if (pos) {
1426 				*pos++ = '\0';
1427 				timeout = atoi(pos);
1428 			}
1429 		}
1430 
1431 		return wpa_supplicant_ap_wps_pin(wpa_s, _bssid, pin,
1432 						 buf, buflen, timeout);
1433 	}
1434 #endif /* CONFIG_AP */
1435 
1436 	if (pin) {
1437 		ret = wpas_wps_start_pin(wpa_s, _bssid, pin, 0,
1438 					 DEV_PW_DEFAULT);
1439 		if (ret < 0)
1440 			return -1;
1441 		ret = os_snprintf(buf, buflen, "%s", pin);
1442 		if (os_snprintf_error(buflen, ret))
1443 			return -1;
1444 		return ret;
1445 	}
1446 
1447 	ret = wpas_wps_start_pin(wpa_s, _bssid, NULL, 0, DEV_PW_DEFAULT);
1448 	if (ret < 0)
1449 		return -1;
1450 
1451 done:
1452 	/* Return the generated PIN */
1453 	ret = os_snprintf(buf, buflen, "%08d", ret);
1454 	if (os_snprintf_error(buflen, ret))
1455 		return -1;
1456 	return ret;
1457 }
1458 
1459 
wpa_supplicant_ctrl_iface_wps_check_pin(struct wpa_supplicant * wpa_s,char * cmd,char * buf,size_t buflen)1460 static int wpa_supplicant_ctrl_iface_wps_check_pin(
1461 	struct wpa_supplicant *wpa_s, char *cmd, char *buf, size_t buflen)
1462 {
1463 	char pin[9];
1464 	size_t len;
1465 	char *pos;
1466 	int ret;
1467 
1468 	wpa_hexdump_ascii_key(MSG_DEBUG, "WPS_CHECK_PIN",
1469 			      (u8 *) cmd, os_strlen(cmd));
1470 	for (pos = cmd, len = 0; *pos != '\0'; pos++) {
1471 		if (*pos < '0' || *pos > '9')
1472 			continue;
1473 		pin[len++] = *pos;
1474 		if (len == 9) {
1475 			wpa_printf(MSG_DEBUG, "WPS: Too long PIN");
1476 			return -1;
1477 		}
1478 	}
1479 	if (len != 4 && len != 8) {
1480 		wpa_printf(MSG_DEBUG, "WPS: Invalid PIN length %d", (int) len);
1481 		return -1;
1482 	}
1483 	pin[len] = '\0';
1484 
1485 	if (len == 8) {
1486 		unsigned int pin_val;
1487 		pin_val = atoi(pin);
1488 		if (!wps_pin_valid(pin_val)) {
1489 			wpa_printf(MSG_DEBUG, "WPS: Invalid checksum digit");
1490 			ret = os_snprintf(buf, buflen, "FAIL-CHECKSUM\n");
1491 			if (os_snprintf_error(buflen, ret))
1492 				return -1;
1493 			return ret;
1494 		}
1495 	}
1496 
1497 	ret = os_snprintf(buf, buflen, "%s", pin);
1498 	if (os_snprintf_error(buflen, ret))
1499 		return -1;
1500 
1501 	return ret;
1502 }
1503 
1504 
1505 #ifdef CONFIG_WPS_NFC
1506 
wpa_supplicant_ctrl_iface_wps_nfc(struct wpa_supplicant * wpa_s,char * cmd)1507 static int wpa_supplicant_ctrl_iface_wps_nfc(struct wpa_supplicant *wpa_s,
1508 					     char *cmd)
1509 {
1510 	u8 bssid[ETH_ALEN], *_bssid = bssid;
1511 
1512 	if (cmd == NULL || cmd[0] == '\0')
1513 		_bssid = NULL;
1514 	else if (hwaddr_aton(cmd, bssid))
1515 		return -1;
1516 
1517 	return wpas_wps_start_nfc(wpa_s, NULL, _bssid, NULL, 0, 0, NULL, NULL,
1518 				  0, 0);
1519 }
1520 
1521 
wpa_supplicant_ctrl_iface_wps_nfc_config_token(struct wpa_supplicant * wpa_s,char * cmd,char * reply,size_t max_len)1522 static int wpa_supplicant_ctrl_iface_wps_nfc_config_token(
1523 	struct wpa_supplicant *wpa_s, char *cmd, char *reply, size_t max_len)
1524 {
1525 	int ndef;
1526 	struct wpabuf *buf;
1527 	int res;
1528 	char *pos;
1529 
1530 	pos = os_strchr(cmd, ' ');
1531 	if (pos)
1532 		*pos++ = '\0';
1533 	if (os_strcmp(cmd, "WPS") == 0)
1534 		ndef = 0;
1535 	else if (os_strcmp(cmd, "NDEF") == 0)
1536 		ndef = 1;
1537 	else
1538 		return -1;
1539 
1540 	buf = wpas_wps_nfc_config_token(wpa_s, ndef, pos);
1541 	if (buf == NULL)
1542 		return -1;
1543 
1544 	res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
1545 					 wpabuf_len(buf));
1546 	reply[res++] = '\n';
1547 	reply[res] = '\0';
1548 
1549 	wpabuf_free(buf);
1550 
1551 	return res;
1552 }
1553 
1554 
wpa_supplicant_ctrl_iface_wps_nfc_token(struct wpa_supplicant * wpa_s,char * cmd,char * reply,size_t max_len)1555 static int wpa_supplicant_ctrl_iface_wps_nfc_token(
1556 	struct wpa_supplicant *wpa_s, char *cmd, char *reply, size_t max_len)
1557 {
1558 	int ndef;
1559 	struct wpabuf *buf;
1560 	int res;
1561 
1562 	if (os_strcmp(cmd, "WPS") == 0)
1563 		ndef = 0;
1564 	else if (os_strcmp(cmd, "NDEF") == 0)
1565 		ndef = 1;
1566 	else
1567 		return -1;
1568 
1569 	buf = wpas_wps_nfc_token(wpa_s, ndef);
1570 	if (buf == NULL)
1571 		return -1;
1572 
1573 	res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
1574 					 wpabuf_len(buf));
1575 	reply[res++] = '\n';
1576 	reply[res] = '\0';
1577 
1578 	wpabuf_free(buf);
1579 
1580 	return res;
1581 }
1582 
1583 
wpa_supplicant_ctrl_iface_wps_nfc_tag_read(struct wpa_supplicant * wpa_s,char * pos)1584 static int wpa_supplicant_ctrl_iface_wps_nfc_tag_read(
1585 	struct wpa_supplicant *wpa_s, char *pos)
1586 {
1587 	size_t len;
1588 	struct wpabuf *buf;
1589 	int ret;
1590 	char *freq;
1591 	int forced_freq = 0;
1592 
1593 	freq = strstr(pos, " freq=");
1594 	if (freq) {
1595 		*freq = '\0';
1596 		freq += 6;
1597 		forced_freq = atoi(freq);
1598 	}
1599 
1600 	len = os_strlen(pos);
1601 	if (len & 0x01)
1602 		return -1;
1603 	len /= 2;
1604 
1605 	buf = wpabuf_alloc(len);
1606 	if (buf == NULL)
1607 		return -1;
1608 	if (hexstr2bin(pos, wpabuf_put(buf, len), len) < 0) {
1609 		wpabuf_free(buf);
1610 		return -1;
1611 	}
1612 
1613 	ret = wpas_wps_nfc_tag_read(wpa_s, buf, forced_freq);
1614 	wpabuf_free(buf);
1615 
1616 	return ret;
1617 }
1618 
1619 
wpas_ctrl_nfc_get_handover_req_wps(struct wpa_supplicant * wpa_s,char * reply,size_t max_len,int ndef)1620 static int wpas_ctrl_nfc_get_handover_req_wps(struct wpa_supplicant *wpa_s,
1621 					      char *reply, size_t max_len,
1622 					      int ndef)
1623 {
1624 	struct wpabuf *buf;
1625 	int res;
1626 
1627 	buf = wpas_wps_nfc_handover_req(wpa_s, ndef);
1628 	if (buf == NULL)
1629 		return -1;
1630 
1631 	res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
1632 					 wpabuf_len(buf));
1633 	reply[res++] = '\n';
1634 	reply[res] = '\0';
1635 
1636 	wpabuf_free(buf);
1637 
1638 	return res;
1639 }
1640 
1641 
1642 #ifdef CONFIG_P2P
wpas_ctrl_nfc_get_handover_req_p2p(struct wpa_supplicant * wpa_s,char * reply,size_t max_len,int ndef)1643 static int wpas_ctrl_nfc_get_handover_req_p2p(struct wpa_supplicant *wpa_s,
1644 					      char *reply, size_t max_len,
1645 					      int ndef)
1646 {
1647 	struct wpabuf *buf;
1648 	int res;
1649 
1650 	buf = wpas_p2p_nfc_handover_req(wpa_s, ndef);
1651 	if (buf == NULL) {
1652 		wpa_printf(MSG_DEBUG, "P2P: Could not generate NFC handover request");
1653 		return -1;
1654 	}
1655 
1656 	res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
1657 					 wpabuf_len(buf));
1658 	reply[res++] = '\n';
1659 	reply[res] = '\0';
1660 
1661 	wpabuf_free(buf);
1662 
1663 	return res;
1664 }
1665 #endif /* CONFIG_P2P */
1666 
1667 
wpas_ctrl_nfc_get_handover_req(struct wpa_supplicant * wpa_s,char * cmd,char * reply,size_t max_len)1668 static int wpas_ctrl_nfc_get_handover_req(struct wpa_supplicant *wpa_s,
1669 					  char *cmd, char *reply,
1670 					  size_t max_len)
1671 {
1672 	char *pos;
1673 	int ndef;
1674 
1675 	pos = os_strchr(cmd, ' ');
1676 	if (pos == NULL)
1677 		return -1;
1678 	*pos++ = '\0';
1679 
1680 	if (os_strcmp(cmd, "WPS") == 0)
1681 		ndef = 0;
1682 	else if (os_strcmp(cmd, "NDEF") == 0)
1683 		ndef = 1;
1684 	else
1685 		return -1;
1686 
1687 	if (os_strcmp(pos, "WPS") == 0 || os_strcmp(pos, "WPS-CR") == 0) {
1688 		if (!ndef)
1689 			return -1;
1690 		return wpas_ctrl_nfc_get_handover_req_wps(
1691 			wpa_s, reply, max_len, ndef);
1692 	}
1693 
1694 #ifdef CONFIG_P2P
1695 	if (os_strcmp(pos, "P2P-CR") == 0) {
1696 		return wpas_ctrl_nfc_get_handover_req_p2p(
1697 			wpa_s, reply, max_len, ndef);
1698 	}
1699 #endif /* CONFIG_P2P */
1700 
1701 	return -1;
1702 }
1703 
1704 
wpas_ctrl_nfc_get_handover_sel_wps(struct wpa_supplicant * wpa_s,char * reply,size_t max_len,int ndef,int cr,char * uuid)1705 static int wpas_ctrl_nfc_get_handover_sel_wps(struct wpa_supplicant *wpa_s,
1706 					      char *reply, size_t max_len,
1707 					      int ndef, int cr, char *uuid)
1708 {
1709 	struct wpabuf *buf;
1710 	int res;
1711 
1712 	buf = wpas_wps_nfc_handover_sel(wpa_s, ndef, cr, uuid);
1713 	if (buf == NULL)
1714 		return -1;
1715 
1716 	res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
1717 					 wpabuf_len(buf));
1718 	reply[res++] = '\n';
1719 	reply[res] = '\0';
1720 
1721 	wpabuf_free(buf);
1722 
1723 	return res;
1724 }
1725 
1726 
1727 #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)1728 static int wpas_ctrl_nfc_get_handover_sel_p2p(struct wpa_supplicant *wpa_s,
1729 					      char *reply, size_t max_len,
1730 					      int ndef, int tag)
1731 {
1732 	struct wpabuf *buf;
1733 	int res;
1734 
1735 	buf = wpas_p2p_nfc_handover_sel(wpa_s, ndef, tag);
1736 	if (buf == NULL)
1737 		return -1;
1738 
1739 	res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
1740 					 wpabuf_len(buf));
1741 	reply[res++] = '\n';
1742 	reply[res] = '\0';
1743 
1744 	wpabuf_free(buf);
1745 
1746 	return res;
1747 }
1748 #endif /* CONFIG_P2P */
1749 
1750 
wpas_ctrl_nfc_get_handover_sel(struct wpa_supplicant * wpa_s,char * cmd,char * reply,size_t max_len)1751 static int wpas_ctrl_nfc_get_handover_sel(struct wpa_supplicant *wpa_s,
1752 					  char *cmd, char *reply,
1753 					  size_t max_len)
1754 {
1755 	char *pos, *pos2;
1756 	int ndef;
1757 
1758 	pos = os_strchr(cmd, ' ');
1759 	if (pos == NULL)
1760 		return -1;
1761 	*pos++ = '\0';
1762 
1763 	if (os_strcmp(cmd, "WPS") == 0)
1764 		ndef = 0;
1765 	else if (os_strcmp(cmd, "NDEF") == 0)
1766 		ndef = 1;
1767 	else
1768 		return -1;
1769 
1770 	pos2 = os_strchr(pos, ' ');
1771 	if (pos2)
1772 		*pos2++ = '\0';
1773 	if (os_strcmp(pos, "WPS") == 0 || os_strcmp(pos, "WPS-CR") == 0) {
1774 		if (!ndef)
1775 			return -1;
1776 		return wpas_ctrl_nfc_get_handover_sel_wps(
1777 			wpa_s, reply, max_len, ndef,
1778 			os_strcmp(pos, "WPS-CR") == 0, pos2);
1779 	}
1780 
1781 #ifdef CONFIG_P2P
1782 	if (os_strcmp(pos, "P2P-CR") == 0) {
1783 		return wpas_ctrl_nfc_get_handover_sel_p2p(
1784 			wpa_s, reply, max_len, ndef, 0);
1785 	}
1786 
1787 	if (os_strcmp(pos, "P2P-CR-TAG") == 0) {
1788 		return wpas_ctrl_nfc_get_handover_sel_p2p(
1789 			wpa_s, reply, max_len, ndef, 1);
1790 	}
1791 #endif /* CONFIG_P2P */
1792 
1793 	return -1;
1794 }
1795 
1796 
wpas_ctrl_nfc_report_handover(struct wpa_supplicant * wpa_s,char * cmd)1797 static int wpas_ctrl_nfc_report_handover(struct wpa_supplicant *wpa_s,
1798 					 char *cmd)
1799 {
1800 	size_t len;
1801 	struct wpabuf *req, *sel;
1802 	int ret;
1803 	char *pos, *role, *type, *pos2;
1804 #ifdef CONFIG_P2P
1805 	char *freq;
1806 	int forced_freq = 0;
1807 
1808 	freq = strstr(cmd, " freq=");
1809 	if (freq) {
1810 		*freq = '\0';
1811 		freq += 6;
1812 		forced_freq = atoi(freq);
1813 	}
1814 #endif /* CONFIG_P2P */
1815 
1816 	role = cmd;
1817 	pos = os_strchr(role, ' ');
1818 	if (pos == NULL) {
1819 		wpa_printf(MSG_DEBUG, "NFC: Missing type in handover report");
1820 		return -1;
1821 	}
1822 	*pos++ = '\0';
1823 
1824 	type = pos;
1825 	pos = os_strchr(type, ' ');
1826 	if (pos == NULL) {
1827 		wpa_printf(MSG_DEBUG, "NFC: Missing request message in handover report");
1828 		return -1;
1829 	}
1830 	*pos++ = '\0';
1831 
1832 	pos2 = os_strchr(pos, ' ');
1833 	if (pos2 == NULL) {
1834 		wpa_printf(MSG_DEBUG, "NFC: Missing select message in handover report");
1835 		return -1;
1836 	}
1837 	*pos2++ = '\0';
1838 
1839 	len = os_strlen(pos);
1840 	if (len & 0x01) {
1841 		wpa_printf(MSG_DEBUG, "NFC: Invalid request message length in handover report");
1842 		return -1;
1843 	}
1844 	len /= 2;
1845 
1846 	req = wpabuf_alloc(len);
1847 	if (req == NULL) {
1848 		wpa_printf(MSG_DEBUG, "NFC: Failed to allocate memory for request message");
1849 		return -1;
1850 	}
1851 	if (hexstr2bin(pos, wpabuf_put(req, len), len) < 0) {
1852 		wpa_printf(MSG_DEBUG, "NFC: Invalid request message hexdump in handover report");
1853 		wpabuf_free(req);
1854 		return -1;
1855 	}
1856 
1857 	len = os_strlen(pos2);
1858 	if (len & 0x01) {
1859 		wpa_printf(MSG_DEBUG, "NFC: Invalid select message length in handover report");
1860 		wpabuf_free(req);
1861 		return -1;
1862 	}
1863 	len /= 2;
1864 
1865 	sel = wpabuf_alloc(len);
1866 	if (sel == NULL) {
1867 		wpa_printf(MSG_DEBUG, "NFC: Failed to allocate memory for select message");
1868 		wpabuf_free(req);
1869 		return -1;
1870 	}
1871 	if (hexstr2bin(pos2, wpabuf_put(sel, len), len) < 0) {
1872 		wpa_printf(MSG_DEBUG, "NFC: Invalid select message hexdump in handover report");
1873 		wpabuf_free(req);
1874 		wpabuf_free(sel);
1875 		return -1;
1876 	}
1877 
1878 	wpa_printf(MSG_DEBUG, "NFC: Connection handover reported - role=%s type=%s req_len=%d sel_len=%d",
1879 		   role, type, (int) wpabuf_len(req), (int) wpabuf_len(sel));
1880 
1881 	if (os_strcmp(role, "INIT") == 0 && os_strcmp(type, "WPS") == 0) {
1882 		ret = wpas_wps_nfc_report_handover(wpa_s, req, sel);
1883 #ifdef CONFIG_AP
1884 	} else if (os_strcmp(role, "RESP") == 0 && os_strcmp(type, "WPS") == 0)
1885 	{
1886 		ret = wpas_ap_wps_nfc_report_handover(wpa_s, req, sel);
1887 		if (ret < 0)
1888 			ret = wpas_er_wps_nfc_report_handover(wpa_s, req, sel);
1889 #endif /* CONFIG_AP */
1890 #ifdef CONFIG_P2P
1891 	} else if (os_strcmp(role, "INIT") == 0 && os_strcmp(type, "P2P") == 0)
1892 	{
1893 		ret = wpas_p2p_nfc_report_handover(wpa_s, 1, req, sel, 0);
1894 	} else if (os_strcmp(role, "RESP") == 0 && os_strcmp(type, "P2P") == 0)
1895 	{
1896 		ret = wpas_p2p_nfc_report_handover(wpa_s, 0, req, sel,
1897 						   forced_freq);
1898 #endif /* CONFIG_P2P */
1899 	} else {
1900 		wpa_printf(MSG_DEBUG, "NFC: Unsupported connection handover "
1901 			   "reported: role=%s type=%s", role, type);
1902 		ret = -1;
1903 	}
1904 	wpabuf_free(req);
1905 	wpabuf_free(sel);
1906 
1907 	if (ret)
1908 		wpa_printf(MSG_DEBUG, "NFC: Failed to process reported handover messages");
1909 
1910 	return ret;
1911 }
1912 
1913 #endif /* CONFIG_WPS_NFC */
1914 
1915 
wpa_supplicant_ctrl_iface_wps_reg(struct wpa_supplicant * wpa_s,char * cmd)1916 static int wpa_supplicant_ctrl_iface_wps_reg(struct wpa_supplicant *wpa_s,
1917 					     char *cmd)
1918 {
1919 	u8 bssid[ETH_ALEN];
1920 	char *pin;
1921 	char *new_ssid;
1922 	char *new_auth;
1923 	char *new_encr;
1924 	char *new_key;
1925 	struct wps_new_ap_settings ap;
1926 
1927 	pin = os_strchr(cmd, ' ');
1928 	if (pin == NULL)
1929 		return -1;
1930 	*pin++ = '\0';
1931 
1932 	if (hwaddr_aton(cmd, bssid)) {
1933 		wpa_printf(MSG_DEBUG, "CTRL_IFACE WPS_REG: invalid BSSID '%s'",
1934 			   cmd);
1935 		return -1;
1936 	}
1937 
1938 	new_ssid = os_strchr(pin, ' ');
1939 	if (new_ssid == NULL)
1940 		return wpas_wps_start_reg(wpa_s, bssid, pin, NULL);
1941 	*new_ssid++ = '\0';
1942 
1943 	new_auth = os_strchr(new_ssid, ' ');
1944 	if (new_auth == NULL)
1945 		return -1;
1946 	*new_auth++ = '\0';
1947 
1948 	new_encr = os_strchr(new_auth, ' ');
1949 	if (new_encr == NULL)
1950 		return -1;
1951 	*new_encr++ = '\0';
1952 
1953 	new_key = os_strchr(new_encr, ' ');
1954 	if (new_key == NULL)
1955 		return -1;
1956 	*new_key++ = '\0';
1957 
1958 	os_memset(&ap, 0, sizeof(ap));
1959 	ap.ssid_hex = new_ssid;
1960 	ap.auth = new_auth;
1961 	ap.encr = new_encr;
1962 	ap.key_hex = new_key;
1963 	return wpas_wps_start_reg(wpa_s, bssid, pin, &ap);
1964 }
1965 
1966 
1967 #ifdef CONFIG_AP
wpa_supplicant_ctrl_iface_wps_ap_pin(struct wpa_supplicant * wpa_s,char * cmd,char * buf,size_t buflen)1968 static int wpa_supplicant_ctrl_iface_wps_ap_pin(struct wpa_supplicant *wpa_s,
1969 						char *cmd, char *buf,
1970 						size_t buflen)
1971 {
1972 	int timeout = 300;
1973 	char *pos;
1974 	const char *pin_txt;
1975 
1976 	if (!wpa_s->ap_iface)
1977 		return -1;
1978 
1979 	pos = os_strchr(cmd, ' ');
1980 	if (pos)
1981 		*pos++ = '\0';
1982 
1983 	if (os_strcmp(cmd, "disable") == 0) {
1984 		wpas_wps_ap_pin_disable(wpa_s);
1985 		return os_snprintf(buf, buflen, "OK\n");
1986 	}
1987 
1988 	if (os_strcmp(cmd, "random") == 0) {
1989 		if (pos)
1990 			timeout = atoi(pos);
1991 		pin_txt = wpas_wps_ap_pin_random(wpa_s, timeout);
1992 		if (pin_txt == NULL)
1993 			return -1;
1994 		return os_snprintf(buf, buflen, "%s", pin_txt);
1995 	}
1996 
1997 	if (os_strcmp(cmd, "get") == 0) {
1998 		pin_txt = wpas_wps_ap_pin_get(wpa_s);
1999 		if (pin_txt == NULL)
2000 			return -1;
2001 		return os_snprintf(buf, buflen, "%s", pin_txt);
2002 	}
2003 
2004 	if (os_strcmp(cmd, "set") == 0) {
2005 		char *pin;
2006 		if (pos == NULL)
2007 			return -1;
2008 		pin = pos;
2009 		pos = os_strchr(pos, ' ');
2010 		if (pos) {
2011 			*pos++ = '\0';
2012 			timeout = atoi(pos);
2013 		}
2014 		if (os_strlen(pin) > buflen)
2015 			return -1;
2016 		if (wpas_wps_ap_pin_set(wpa_s, pin, timeout) < 0)
2017 			return -1;
2018 		return os_snprintf(buf, buflen, "%s", pin);
2019 	}
2020 
2021 	return -1;
2022 }
2023 #endif /* CONFIG_AP */
2024 
2025 
2026 #ifdef CONFIG_WPS_ER
wpa_supplicant_ctrl_iface_wps_er_pin(struct wpa_supplicant * wpa_s,char * cmd)2027 static int wpa_supplicant_ctrl_iface_wps_er_pin(struct wpa_supplicant *wpa_s,
2028 						char *cmd)
2029 {
2030 	char *uuid = cmd, *pin, *pos;
2031 	u8 addr_buf[ETH_ALEN], *addr = NULL;
2032 	pin = os_strchr(uuid, ' ');
2033 	if (pin == NULL)
2034 		return -1;
2035 	*pin++ = '\0';
2036 	pos = os_strchr(pin, ' ');
2037 	if (pos) {
2038 		*pos++ = '\0';
2039 		if (hwaddr_aton(pos, addr_buf) == 0)
2040 			addr = addr_buf;
2041 	}
2042 	return wpas_wps_er_add_pin(wpa_s, addr, uuid, pin);
2043 }
2044 
2045 
wpa_supplicant_ctrl_iface_wps_er_learn(struct wpa_supplicant * wpa_s,char * cmd)2046 static int wpa_supplicant_ctrl_iface_wps_er_learn(struct wpa_supplicant *wpa_s,
2047 						  char *cmd)
2048 {
2049 	char *uuid = cmd, *pin;
2050 	pin = os_strchr(uuid, ' ');
2051 	if (pin == NULL)
2052 		return -1;
2053 	*pin++ = '\0';
2054 	return wpas_wps_er_learn(wpa_s, uuid, pin);
2055 }
2056 
2057 
wpa_supplicant_ctrl_iface_wps_er_set_config(struct wpa_supplicant * wpa_s,char * cmd)2058 static int wpa_supplicant_ctrl_iface_wps_er_set_config(
2059 	struct wpa_supplicant *wpa_s, char *cmd)
2060 {
2061 	char *uuid = cmd, *id;
2062 	id = os_strchr(uuid, ' ');
2063 	if (id == NULL)
2064 		return -1;
2065 	*id++ = '\0';
2066 	return wpas_wps_er_set_config(wpa_s, uuid, atoi(id));
2067 }
2068 
2069 
wpa_supplicant_ctrl_iface_wps_er_config(struct wpa_supplicant * wpa_s,char * cmd)2070 static int wpa_supplicant_ctrl_iface_wps_er_config(
2071 	struct wpa_supplicant *wpa_s, char *cmd)
2072 {
2073 	char *pin;
2074 	char *new_ssid;
2075 	char *new_auth;
2076 	char *new_encr;
2077 	char *new_key;
2078 	struct wps_new_ap_settings ap;
2079 
2080 	pin = os_strchr(cmd, ' ');
2081 	if (pin == NULL)
2082 		return -1;
2083 	*pin++ = '\0';
2084 
2085 	new_ssid = os_strchr(pin, ' ');
2086 	if (new_ssid == NULL)
2087 		return -1;
2088 	*new_ssid++ = '\0';
2089 
2090 	new_auth = os_strchr(new_ssid, ' ');
2091 	if (new_auth == NULL)
2092 		return -1;
2093 	*new_auth++ = '\0';
2094 
2095 	new_encr = os_strchr(new_auth, ' ');
2096 	if (new_encr == NULL)
2097 		return -1;
2098 	*new_encr++ = '\0';
2099 
2100 	new_key = os_strchr(new_encr, ' ');
2101 	if (new_key == NULL)
2102 		return -1;
2103 	*new_key++ = '\0';
2104 
2105 	os_memset(&ap, 0, sizeof(ap));
2106 	ap.ssid_hex = new_ssid;
2107 	ap.auth = new_auth;
2108 	ap.encr = new_encr;
2109 	ap.key_hex = new_key;
2110 	return wpas_wps_er_config(wpa_s, cmd, pin, &ap);
2111 }
2112 
2113 
2114 #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)2115 static int wpa_supplicant_ctrl_iface_wps_er_nfc_config_token(
2116 	struct wpa_supplicant *wpa_s, char *cmd, char *reply, size_t max_len)
2117 {
2118 	int ndef;
2119 	struct wpabuf *buf;
2120 	int res;
2121 	char *uuid;
2122 
2123 	uuid = os_strchr(cmd, ' ');
2124 	if (uuid == NULL)
2125 		return -1;
2126 	*uuid++ = '\0';
2127 
2128 	if (os_strcmp(cmd, "WPS") == 0)
2129 		ndef = 0;
2130 	else if (os_strcmp(cmd, "NDEF") == 0)
2131 		ndef = 1;
2132 	else
2133 		return -1;
2134 
2135 	buf = wpas_wps_er_nfc_config_token(wpa_s, ndef, uuid);
2136 	if (buf == NULL)
2137 		return -1;
2138 
2139 	res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
2140 					 wpabuf_len(buf));
2141 	reply[res++] = '\n';
2142 	reply[res] = '\0';
2143 
2144 	wpabuf_free(buf);
2145 
2146 	return res;
2147 }
2148 #endif /* CONFIG_WPS_NFC */
2149 #endif /* CONFIG_WPS_ER */
2150 
2151 #endif /* CONFIG_WPS */
2152 
2153 
2154 #ifdef CONFIG_IBSS_RSN
wpa_supplicant_ctrl_iface_ibss_rsn(struct wpa_supplicant * wpa_s,char * addr)2155 static int wpa_supplicant_ctrl_iface_ibss_rsn(
2156 	struct wpa_supplicant *wpa_s, char *addr)
2157 {
2158 	u8 peer[ETH_ALEN];
2159 
2160 	if (hwaddr_aton(addr, peer)) {
2161 		wpa_printf(MSG_DEBUG, "CTRL_IFACE IBSS_RSN: invalid "
2162 			   "address '%s'", addr);
2163 		return -1;
2164 	}
2165 
2166 	wpa_printf(MSG_DEBUG, "CTRL_IFACE IBSS_RSN " MACSTR,
2167 		   MAC2STR(peer));
2168 
2169 	return ibss_rsn_start(wpa_s->ibss_rsn, peer);
2170 }
2171 #endif /* CONFIG_IBSS_RSN */
2172 
2173 
wpa_supplicant_ctrl_iface_ctrl_rsp(struct wpa_supplicant * wpa_s,char * rsp)2174 static int wpa_supplicant_ctrl_iface_ctrl_rsp(struct wpa_supplicant *wpa_s,
2175 					      char *rsp)
2176 {
2177 #ifdef IEEE8021X_EAPOL
2178 	char *pos, *id_pos;
2179 	int id;
2180 	struct wpa_ssid *ssid;
2181 
2182 	pos = os_strchr(rsp, '-');
2183 	if (pos == NULL)
2184 		return -1;
2185 	*pos++ = '\0';
2186 	id_pos = pos;
2187 	pos = os_strchr(pos, ':');
2188 	if (pos == NULL)
2189 		return -1;
2190 	*pos++ = '\0';
2191 	id = atoi(id_pos);
2192 	wpa_printf(MSG_DEBUG, "CTRL_IFACE: field=%s id=%d", rsp, id);
2193 	wpa_hexdump_ascii_key(MSG_DEBUG, "CTRL_IFACE: value",
2194 			      (u8 *) pos, os_strlen(pos));
2195 
2196 	ssid = wpa_config_get_network(wpa_s->conf, id);
2197 	if (ssid == NULL) {
2198 		wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find SSID id=%d "
2199 			   "to update", id);
2200 		return -1;
2201 	}
2202 
2203 	return wpa_supplicant_ctrl_iface_ctrl_rsp_handle(wpa_s, ssid, rsp,
2204 							 pos);
2205 #else /* IEEE8021X_EAPOL */
2206 	wpa_printf(MSG_DEBUG, "CTRL_IFACE: 802.1X not included");
2207 	return -1;
2208 #endif /* IEEE8021X_EAPOL */
2209 }
2210 
2211 
wpa_supplicant_ctrl_iface_status(struct wpa_supplicant * wpa_s,const char * params,char * buf,size_t buflen)2212 static int wpa_supplicant_ctrl_iface_status(struct wpa_supplicant *wpa_s,
2213 					    const char *params,
2214 					    char *buf, size_t buflen)
2215 {
2216 	char *pos, *end, tmp[30];
2217 	int res, verbose, wps, ret;
2218 #ifdef CONFIG_HS20
2219 	const u8 *hs20;
2220 #endif /* CONFIG_HS20 */
2221 	const u8 *sess_id;
2222 	size_t sess_id_len;
2223 
2224 	if (os_strcmp(params, "-DRIVER") == 0)
2225 		return wpa_drv_status(wpa_s, buf, buflen);
2226 	verbose = os_strcmp(params, "-VERBOSE") == 0;
2227 	wps = os_strcmp(params, "-WPS") == 0;
2228 	pos = buf;
2229 	end = buf + buflen;
2230 	if (wpa_s->wpa_state >= WPA_ASSOCIATED) {
2231 		struct wpa_ssid *ssid = wpa_s->current_ssid;
2232 		ret = os_snprintf(pos, end - pos, "bssid=" MACSTR "\n",
2233 				  MAC2STR(wpa_s->bssid));
2234 		if (os_snprintf_error(end - pos, ret))
2235 			return pos - buf;
2236 		pos += ret;
2237 		ret = os_snprintf(pos, end - pos, "freq=%u\n",
2238 				  wpa_s->assoc_freq);
2239 		if (os_snprintf_error(end - pos, ret))
2240 			return pos - buf;
2241 		pos += ret;
2242 		if (ssid) {
2243 			u8 *_ssid = ssid->ssid;
2244 			size_t ssid_len = ssid->ssid_len;
2245 			u8 ssid_buf[SSID_MAX_LEN];
2246 			if (ssid_len == 0) {
2247 				int _res = wpa_drv_get_ssid(wpa_s, ssid_buf);
2248 				if (_res < 0)
2249 					ssid_len = 0;
2250 				else
2251 					ssid_len = _res;
2252 				_ssid = ssid_buf;
2253 			}
2254 			ret = os_snprintf(pos, end - pos, "ssid=%s\nid=%d\n",
2255 					  wpa_ssid_txt(_ssid, ssid_len),
2256 					  ssid->id);
2257 			if (os_snprintf_error(end - pos, ret))
2258 				return pos - buf;
2259 			pos += ret;
2260 
2261 			if (wps && ssid->passphrase &&
2262 			    wpa_key_mgmt_wpa_psk(ssid->key_mgmt) &&
2263 			    (ssid->mode == WPAS_MODE_AP ||
2264 			     ssid->mode == WPAS_MODE_P2P_GO)) {
2265 				ret = os_snprintf(pos, end - pos,
2266 						  "passphrase=%s\n",
2267 						  ssid->passphrase);
2268 				if (os_snprintf_error(end - pos, ret))
2269 					return pos - buf;
2270 				pos += ret;
2271 			}
2272 			if (ssid->id_str) {
2273 				ret = os_snprintf(pos, end - pos,
2274 						  "id_str=%s\n",
2275 						  ssid->id_str);
2276 				if (os_snprintf_error(end - pos, ret))
2277 					return pos - buf;
2278 				pos += ret;
2279 			}
2280 
2281 			switch (ssid->mode) {
2282 			case WPAS_MODE_INFRA:
2283 				ret = os_snprintf(pos, end - pos,
2284 						  "mode=station\n");
2285 				break;
2286 			case WPAS_MODE_IBSS:
2287 				ret = os_snprintf(pos, end - pos,
2288 						  "mode=IBSS\n");
2289 				break;
2290 			case WPAS_MODE_AP:
2291 				ret = os_snprintf(pos, end - pos,
2292 						  "mode=AP\n");
2293 				break;
2294 			case WPAS_MODE_P2P_GO:
2295 				ret = os_snprintf(pos, end - pos,
2296 						  "mode=P2P GO\n");
2297 				break;
2298 			case WPAS_MODE_P2P_GROUP_FORMATION:
2299 				ret = os_snprintf(pos, end - pos,
2300 						  "mode=P2P GO - group "
2301 						  "formation\n");
2302 				break;
2303 			case WPAS_MODE_MESH:
2304 				ret = os_snprintf(pos, end - pos,
2305 						  "mode=mesh\n");
2306 				break;
2307 			default:
2308 				ret = 0;
2309 				break;
2310 			}
2311 			if (os_snprintf_error(end - pos, ret))
2312 				return pos - buf;
2313 			pos += ret;
2314 		}
2315 
2316 		if (wpa_s->connection_set &&
2317 		    (wpa_s->connection_ht || wpa_s->connection_vht ||
2318 		     wpa_s->connection_he || wpa_s->connection_eht)) {
2319 			ret = os_snprintf(pos, end - pos,
2320 					  "wifi_generation=%u\n",
2321 					  wpa_s->connection_eht ? 7 :
2322 					  (wpa_s->connection_he ? 6 :
2323 					   (wpa_s->connection_vht ? 5 : 4)));
2324 			if (os_snprintf_error(end - pos, ret))
2325 				return pos - buf;
2326 			pos += ret;
2327 		}
2328 
2329 #ifdef CONFIG_AP
2330 		if (wpa_s->ap_iface) {
2331 			pos += ap_ctrl_iface_wpa_get_status(wpa_s, pos,
2332 							    end - pos,
2333 							    verbose);
2334 		} else
2335 #endif /* CONFIG_AP */
2336 		pos += wpa_sm_get_status(wpa_s->wpa, pos, end - pos, verbose);
2337 	}
2338 #ifdef CONFIG_SME
2339 #ifdef CONFIG_SAE
2340 	if (wpa_s->wpa_state >= WPA_ASSOCIATED &&
2341 #ifdef CONFIG_AP
2342 	    !wpa_s->ap_iface &&
2343 #endif /* CONFIG_AP */
2344 	    wpa_s->sme.sae.state == SAE_ACCEPTED) {
2345 		ret = os_snprintf(pos, end - pos, "sae_group=%d\n"
2346 				  "sae_h2e=%d\n"
2347 				  "sae_pk=%d\n",
2348 				  wpa_s->sme.sae.group,
2349 				  wpa_s->sme.sae.h2e,
2350 				  wpa_s->sme.sae.pk);
2351 		if (os_snprintf_error(end - pos, ret))
2352 			return pos - buf;
2353 		pos += ret;
2354 	}
2355 #endif /* CONFIG_SAE */
2356 #endif /* CONFIG_SME */
2357 	ret = os_snprintf(pos, end - pos, "wpa_state=%s\n",
2358 			  wpa_supplicant_state_txt(wpa_s->wpa_state));
2359 	if (os_snprintf_error(end - pos, ret))
2360 		return pos - buf;
2361 	pos += ret;
2362 
2363 	if (wpa_s->l2 &&
2364 	    l2_packet_get_ip_addr(wpa_s->l2, tmp, sizeof(tmp)) >= 0) {
2365 		ret = os_snprintf(pos, end - pos, "ip_address=%s\n", tmp);
2366 		if (os_snprintf_error(end - pos, ret))
2367 			return pos - buf;
2368 		pos += ret;
2369 	}
2370 
2371 #ifdef CONFIG_P2P
2372 	if (wpa_s->global->p2p) {
2373 		ret = os_snprintf(pos, end - pos, "p2p_device_address=" MACSTR
2374 				  "\n", MAC2STR(wpa_s->global->p2p_dev_addr));
2375 		if (os_snprintf_error(end - pos, ret))
2376 			return pos - buf;
2377 		pos += ret;
2378 	}
2379 #endif /* CONFIG_P2P */
2380 
2381 	ret = os_snprintf(pos, end - pos, "address=" MACSTR "\n",
2382 			  MAC2STR(wpa_s->own_addr));
2383 	if (os_snprintf_error(end - pos, ret))
2384 		return pos - buf;
2385 	pos += ret;
2386 
2387 	if (wpa_s->valid_links) {
2388 		ret = os_snprintf(pos, end - pos, "ap_mld_addr=" MACSTR "\n",
2389 				  MAC2STR(wpa_s->ap_mld_addr));
2390 		if (os_snprintf_error(end - pos, ret))
2391 			return pos - buf;
2392 		pos += ret;
2393 	}
2394 
2395 #ifdef CONFIG_HS20
2396 	if (wpa_s->current_bss &&
2397 	    (hs20 = wpa_bss_get_vendor_ie(wpa_s->current_bss,
2398 					  HS20_IE_VENDOR_TYPE)) &&
2399 	    wpa_s->wpa_proto == WPA_PROTO_RSN &&
2400 	    wpa_key_mgmt_wpa_ieee8021x(wpa_s->key_mgmt)) {
2401 		int release = 1;
2402 		if (hs20[1] >= 5) {
2403 			u8 rel_num = (hs20[6] & 0xf0) >> 4;
2404 			release = rel_num + 1;
2405 		}
2406 		ret = os_snprintf(pos, end - pos, "hs20=%d\n", release);
2407 		if (os_snprintf_error(end - pos, ret))
2408 			return pos - buf;
2409 		pos += ret;
2410 	}
2411 
2412 	if (wpa_s->current_ssid) {
2413 		struct wpa_cred *cred;
2414 		char *type;
2415 
2416 		for (cred = wpa_s->conf->cred; cred; cred = cred->next) {
2417 			size_t i;
2418 
2419 			if (wpa_s->current_ssid->parent_cred != cred)
2420 				continue;
2421 
2422 			if (cred->provisioning_sp) {
2423 				ret = os_snprintf(pos, end - pos,
2424 						  "provisioning_sp=%s\n",
2425 						  cred->provisioning_sp);
2426 				if (os_snprintf_error(end - pos, ret))
2427 					return pos - buf;
2428 				pos += ret;
2429 			}
2430 
2431 			if (!cred->domain)
2432 				goto no_domain;
2433 
2434 			i = 0;
2435 			if (wpa_s->current_bss && wpa_s->current_bss->anqp) {
2436 				struct wpabuf *names =
2437 					wpa_s->current_bss->anqp->domain_name;
2438 				for (i = 0; names && i < cred->num_domain; i++)
2439 				{
2440 					if (domain_name_list_contains(
2441 						    names, cred->domain[i], 1))
2442 						break;
2443 				}
2444 				if (i == cred->num_domain)
2445 					i = 0; /* show first entry by default */
2446 			}
2447 			ret = os_snprintf(pos, end - pos, "home_sp=%s\n",
2448 					  cred->domain[i]);
2449 			if (os_snprintf_error(end - pos, ret))
2450 				return pos - buf;
2451 			pos += ret;
2452 
2453 		no_domain:
2454 			if (wpa_s->current_bss == NULL ||
2455 			    wpa_s->current_bss->anqp == NULL)
2456 				res = -1;
2457 			else
2458 				res = interworking_home_sp_cred(
2459 					wpa_s, cred,
2460 					wpa_s->current_bss->anqp->domain_name);
2461 			if (res > 0)
2462 				type = "home";
2463 			else if (res == 0)
2464 				type = "roaming";
2465 			else
2466 				type = "unknown";
2467 
2468 			ret = os_snprintf(pos, end - pos, "sp_type=%s\n", type);
2469 			if (os_snprintf_error(end - pos, ret))
2470 				return pos - buf;
2471 			pos += ret;
2472 
2473 			break;
2474 		}
2475 	}
2476 #endif /* CONFIG_HS20 */
2477 
2478 	if (wpa_key_mgmt_wpa_ieee8021x(wpa_s->key_mgmt) ||
2479 	    wpa_s->key_mgmt == WPA_KEY_MGMT_IEEE8021X_NO_WPA) {
2480 		res = eapol_sm_get_status(wpa_s->eapol, pos, end - pos,
2481 					  verbose);
2482 		if (res >= 0)
2483 			pos += res;
2484 	}
2485 
2486 #ifdef CONFIG_MACSEC
2487 	res = ieee802_1x_kay_get_status(wpa_s->kay, pos, end - pos);
2488 	if (res > 0)
2489 		pos += res;
2490 #endif /* CONFIG_MACSEC */
2491 
2492 	sess_id = eapol_sm_get_session_id(wpa_s->eapol, &sess_id_len);
2493 	if (sess_id) {
2494 		char *start = pos;
2495 
2496 		ret = os_snprintf(pos, end - pos, "eap_session_id=");
2497 		if (os_snprintf_error(end - pos, ret))
2498 			return start - buf;
2499 		pos += ret;
2500 		ret = wpa_snprintf_hex(pos, end - pos, sess_id, sess_id_len);
2501 		if (ret <= 0)
2502 			return start - buf;
2503 		pos += ret;
2504 		ret = os_snprintf(pos, end - pos, "\n");
2505 		if (os_snprintf_error(end - pos, ret))
2506 			return start - buf;
2507 		pos += ret;
2508 	}
2509 
2510 	res = rsn_preauth_get_status(wpa_s->wpa, pos, end - pos, verbose);
2511 	if (res >= 0)
2512 		pos += res;
2513 
2514 #ifdef CONFIG_WPS
2515 	{
2516 		char uuid_str[100];
2517 		uuid_bin2str(wpa_s->wps->uuid, uuid_str, sizeof(uuid_str));
2518 		ret = os_snprintf(pos, end - pos, "uuid=%s\n", uuid_str);
2519 		if (os_snprintf_error(end - pos, ret))
2520 			return pos - buf;
2521 		pos += ret;
2522 	}
2523 #endif /* CONFIG_WPS */
2524 
2525 	if (wpa_s->ieee80211ac) {
2526 		ret = os_snprintf(pos, end - pos, "ieee80211ac=1\n");
2527 		if (os_snprintf_error(end - pos, ret))
2528 			return pos - buf;
2529 		pos += ret;
2530 	}
2531 
2532 #ifdef ANDROID
2533 	/*
2534 	 * Allow using the STATUS command with default behavior, say for debug,
2535 	 * i.e., don't generate a "fake" CONNECTION and SUPPLICANT_STATE_CHANGE
2536 	 * events with STATUS-NO_EVENTS.
2537 	 */
2538 	if (os_strcmp(params, "-NO_EVENTS")) {
2539 		wpa_msg_ctrl(wpa_s, MSG_INFO, WPA_EVENT_STATE_CHANGE
2540 			     "id=%d state=%d BSSID=" MACSTR " SSID=%s",
2541 			     wpa_s->current_ssid ? wpa_s->current_ssid->id : -1,
2542 			     wpa_s->wpa_state,
2543 			     MAC2STR(wpa_s->bssid),
2544 			     wpa_s->current_ssid && wpa_s->current_ssid->ssid ?
2545 			     wpa_ssid_txt(wpa_s->current_ssid->ssid,
2546 					  wpa_s->current_ssid->ssid_len) : "");
2547 		if (wpa_s->wpa_state == WPA_COMPLETED) {
2548 			struct wpa_ssid *ssid = wpa_s->current_ssid;
2549 			char mld_addr[50];
2550 
2551 			mld_addr[0] = '\0';
2552 			if (wpa_s->valid_links)
2553 				os_snprintf(mld_addr, sizeof(mld_addr),
2554 					    " ap_mld_addr=" MACSTR,
2555 					    MAC2STR(wpa_s->ap_mld_addr));
2556 
2557 			wpa_msg_ctrl(wpa_s, MSG_INFO, WPA_EVENT_CONNECTED
2558 				     "- connection to " MACSTR
2559 				     " completed %s [id=%d id_str=%s]%s",
2560 				     MAC2STR(wpa_s->bssid), "(auth)",
2561 				     ssid ? ssid->id : -1,
2562 				     ssid && ssid->id_str ? ssid->id_str : "",
2563 				     mld_addr);
2564 		}
2565 	}
2566 #endif /* ANDROID */
2567 
2568 	return pos - buf;
2569 }
2570 
2571 
wpa_supplicant_ctrl_iface_bssid(struct wpa_supplicant * wpa_s,char * cmd)2572 static int wpa_supplicant_ctrl_iface_bssid(struct wpa_supplicant *wpa_s,
2573 					   char *cmd)
2574 {
2575 	char *pos;
2576 	int id;
2577 	struct wpa_ssid *ssid;
2578 	u8 bssid[ETH_ALEN];
2579 
2580 	/* cmd: "<network id> <BSSID>" */
2581 	pos = os_strchr(cmd, ' ');
2582 	if (pos == NULL)
2583 		return -1;
2584 	*pos++ = '\0';
2585 	id = atoi(cmd);
2586 	wpa_printf(MSG_DEBUG, "CTRL_IFACE: id=%d bssid='%s'", id, pos);
2587 	if (hwaddr_aton(pos, bssid)) {
2588 		wpa_printf(MSG_DEBUG ,"CTRL_IFACE: invalid BSSID '%s'", pos);
2589 		return -1;
2590 	}
2591 
2592 	ssid = wpa_config_get_network(wpa_s->conf, id);
2593 	if (ssid == NULL) {
2594 		wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find SSID id=%d "
2595 			   "to update", id);
2596 		return -1;
2597 	}
2598 
2599 	os_memcpy(ssid->bssid, bssid, ETH_ALEN);
2600 	ssid->bssid_set = !is_zero_ether_addr(bssid);
2601 
2602 	return 0;
2603 }
2604 
2605 
wpa_supplicant_ctrl_iface_bssid_ignore(struct wpa_supplicant * wpa_s,char * cmd,char * buf,size_t buflen)2606 static int wpa_supplicant_ctrl_iface_bssid_ignore(struct wpa_supplicant *wpa_s,
2607 						  char *cmd, char *buf,
2608 						  size_t buflen)
2609 {
2610 	u8 bssid[ETH_ALEN];
2611 	struct wpa_bssid_ignore *e;
2612 	char *pos, *end;
2613 	int ret;
2614 
2615 	/* cmd: "BSSID_IGNORE [<BSSID>]" */
2616 	if (*cmd == '\0') {
2617 		pos = buf;
2618 		end = buf + buflen;
2619 		e = wpa_s->bssid_ignore;
2620 		while (e) {
2621 			ret = os_snprintf(pos, end - pos, MACSTR "\n",
2622 					  MAC2STR(e->bssid));
2623 			if (os_snprintf_error(end - pos, ret))
2624 				return pos - buf;
2625 			pos += ret;
2626 			e = e->next;
2627 		}
2628 		return pos - buf;
2629 	}
2630 
2631 	cmd++;
2632 	if (os_strncmp(cmd, "clear", 5) == 0) {
2633 		wpa_bssid_ignore_clear(wpa_s);
2634 		os_memcpy(buf, "OK\n", 3);
2635 		return 3;
2636 	}
2637 
2638 	wpa_printf(MSG_DEBUG, "CTRL_IFACE: BSSID_IGNORE bssid='%s'", cmd);
2639 	if (hwaddr_aton(cmd, bssid)) {
2640 		wpa_printf(MSG_DEBUG, "CTRL_IFACE: invalid BSSID '%s'", cmd);
2641 		return -1;
2642 	}
2643 
2644 	/*
2645 	 * Add the BSSID twice, so its count will be 2, causing it to be
2646 	 * skipped when processing scan results.
2647 	 */
2648 	ret = wpa_bssid_ignore_add(wpa_s, bssid);
2649 	if (ret < 0)
2650 		return -1;
2651 	ret = wpa_bssid_ignore_add(wpa_s, bssid);
2652 	if (ret < 0)
2653 		return -1;
2654 	os_memcpy(buf, "OK\n", 3);
2655 	return 3;
2656 }
2657 
2658 
wpa_supplicant_ctrl_iface_log_level(struct wpa_supplicant * wpa_s,char * cmd,char * buf,size_t buflen)2659 static int wpa_supplicant_ctrl_iface_log_level(struct wpa_supplicant *wpa_s,
2660 					       char *cmd, char *buf,
2661 					       size_t buflen)
2662 {
2663 	char *pos, *end, *stamp;
2664 	int ret;
2665 
2666 	/* cmd: "LOG_LEVEL [<level>]" */
2667 	if (*cmd == '\0') {
2668 		pos = buf;
2669 		end = buf + buflen;
2670 		ret = os_snprintf(pos, end - pos, "Current level: %s\n"
2671 				  "Timestamp: %d\n",
2672 				  debug_level_str(wpa_debug_level),
2673 				  wpa_debug_timestamp);
2674 		if (os_snprintf_error(end - pos, ret))
2675 			ret = 0;
2676 
2677 		return ret;
2678 	}
2679 
2680 	while (*cmd == ' ')
2681 		cmd++;
2682 
2683 	stamp = os_strchr(cmd, ' ');
2684 	if (stamp) {
2685 		*stamp++ = '\0';
2686 		while (*stamp == ' ') {
2687 			stamp++;
2688 		}
2689 	}
2690 
2691 	if (os_strlen(cmd)) {
2692 		int level = str_to_debug_level(cmd);
2693 		if (level < 0)
2694 			return -1;
2695 		wpa_debug_level = level;
2696 	}
2697 
2698 	if (stamp && os_strlen(stamp))
2699 		wpa_debug_timestamp = atoi(stamp);
2700 
2701 	os_memcpy(buf, "OK\n", 3);
2702 	return 3;
2703 }
2704 
2705 
wpa_supplicant_ctrl_iface_list_networks(struct wpa_supplicant * wpa_s,char * cmd,char * buf,size_t buflen)2706 static int wpa_supplicant_ctrl_iface_list_networks(
2707 	struct wpa_supplicant *wpa_s, char *cmd, char *buf, size_t buflen)
2708 {
2709 	char *pos, *end, *prev;
2710 	struct wpa_ssid *ssid;
2711 	int ret;
2712 
2713 	pos = buf;
2714 	end = buf + buflen;
2715 	ret = os_snprintf(pos, end - pos,
2716 			  "network id / ssid / bssid / flags\n");
2717 	if (os_snprintf_error(end - pos, ret))
2718 		return pos - buf;
2719 	pos += ret;
2720 
2721 	ssid = wpa_s->conf->ssid;
2722 
2723 	/* skip over ssids until we find next one */
2724 	if (cmd != NULL && os_strncmp(cmd, "LAST_ID=", 8) == 0) {
2725 		int last_id = atoi(cmd + 8);
2726 		if (last_id != -1) {
2727 			while (ssid != NULL && ssid->id <= last_id) {
2728 				ssid = ssid->next;
2729 			}
2730 		}
2731 	}
2732 
2733 	while (ssid) {
2734 		prev = pos;
2735 		ret = os_snprintf(pos, end - pos, "%d\t%s",
2736 				  ssid->id,
2737 				  wpa_ssid_txt(ssid->ssid, ssid->ssid_len));
2738 		if (os_snprintf_error(end - pos, ret))
2739 			return prev - buf;
2740 		pos += ret;
2741 		if (ssid->bssid_set) {
2742 			ret = os_snprintf(pos, end - pos, "\t" MACSTR,
2743 					  MAC2STR(ssid->bssid));
2744 		} else {
2745 			ret = os_snprintf(pos, end - pos, "\tany");
2746 		}
2747 		if (os_snprintf_error(end - pos, ret))
2748 			return prev - buf;
2749 		pos += ret;
2750 		ret = os_snprintf(pos, end - pos, "\t%s%s%s%s",
2751 				  ssid == wpa_s->current_ssid ?
2752 				  "[CURRENT]" : "",
2753 				  ssid->disabled ? "[DISABLED]" : "",
2754 				  ssid->disabled_until.sec ?
2755 				  "[TEMP-DISABLED]" : "",
2756 				  ssid->disabled == 2 ? "[P2P-PERSISTENT]" :
2757 				  "");
2758 		if (os_snprintf_error(end - pos, ret))
2759 			return prev - buf;
2760 		pos += ret;
2761 		ret = os_snprintf(pos, end - pos, "\n");
2762 		if (os_snprintf_error(end - pos, ret))
2763 			return prev - buf;
2764 		pos += ret;
2765 
2766 		ssid = ssid->next;
2767 	}
2768 
2769 	return pos - buf;
2770 }
2771 
2772 
wpa_supplicant_cipher_txt(char * pos,char * end,int cipher)2773 static char * wpa_supplicant_cipher_txt(char *pos, char *end, int cipher)
2774 {
2775 	int ret;
2776 	ret = os_snprintf(pos, end - pos, "-");
2777 	if (os_snprintf_error(end - pos, ret))
2778 		return pos;
2779 	pos += ret;
2780 	ret = wpa_write_ciphers(pos, end, cipher, "+");
2781 	if (ret < 0)
2782 		return pos;
2783 	pos += ret;
2784 	return pos;
2785 }
2786 
2787 
wpa_supplicant_ie_txt(char * pos,char * end,const char * proto,const u8 * ie,size_t ie_len)2788 static char * wpa_supplicant_ie_txt(char *pos, char *end, const char *proto,
2789 				    const u8 *ie, size_t ie_len)
2790 {
2791 	struct wpa_ie_data data;
2792 	char *start;
2793 	int ret;
2794 
2795 	ret = os_snprintf(pos, end - pos, "[%s-", proto);
2796 	if (os_snprintf_error(end - pos, ret))
2797 		return pos;
2798 	pos += ret;
2799 
2800 	if (wpa_parse_wpa_ie(ie, ie_len, &data) < 0) {
2801 		ret = os_snprintf(pos, end - pos, "?]");
2802 		if (os_snprintf_error(end - pos, ret))
2803 			return pos;
2804 		pos += ret;
2805 		return pos;
2806 	}
2807 
2808 	start = pos;
2809 	if (data.key_mgmt & WPA_KEY_MGMT_IEEE8021X) {
2810 		ret = os_snprintf(pos, end - pos, "%sEAP",
2811 				  pos == start ? "" : "+");
2812 		if (os_snprintf_error(end - pos, ret))
2813 			return pos;
2814 		pos += ret;
2815 	}
2816 	if (data.key_mgmt & WPA_KEY_MGMT_PSK) {
2817 		ret = os_snprintf(pos, end - pos, "%sPSK",
2818 				  pos == start ? "" : "+");
2819 		if (os_snprintf_error(end - pos, ret))
2820 			return pos;
2821 		pos += ret;
2822 	}
2823 	if (data.key_mgmt & WPA_KEY_MGMT_WPA_NONE) {
2824 		ret = os_snprintf(pos, end - pos, "%sNone",
2825 				  pos == start ? "" : "+");
2826 		if (os_snprintf_error(end - pos, ret))
2827 			return pos;
2828 		pos += ret;
2829 	}
2830 	if (data.key_mgmt & WPA_KEY_MGMT_SAE) {
2831 		ret = os_snprintf(pos, end - pos, "%sSAE",
2832 				  pos == start ? "" : "+");
2833 		if (os_snprintf_error(end - pos, ret))
2834 			return pos;
2835 		pos += ret;
2836 	}
2837 	if (data.key_mgmt & WPA_KEY_MGMT_SAE_EXT_KEY) {
2838 		ret = os_snprintf(pos, end - pos, "%sSAE-EXT-KEY",
2839 				  pos == start ? "" : "+");
2840 		if (os_snprintf_error(end - pos, ret))
2841 			return pos;
2842 		pos += ret;
2843 	}
2844 #ifdef CONFIG_IEEE80211R
2845 	if (data.key_mgmt & WPA_KEY_MGMT_FT_IEEE8021X) {
2846 		ret = os_snprintf(pos, end - pos, "%sFT/EAP",
2847 				  pos == start ? "" : "+");
2848 		if (os_snprintf_error(end - pos, ret))
2849 			return pos;
2850 		pos += ret;
2851 	}
2852 	if (data.key_mgmt & WPA_KEY_MGMT_FT_PSK) {
2853 		ret = os_snprintf(pos, end - pos, "%sFT/PSK",
2854 				  pos == start ? "" : "+");
2855 		if (os_snprintf_error(end - pos, ret))
2856 			return pos;
2857 		pos += ret;
2858 	}
2859 	if (data.key_mgmt & WPA_KEY_MGMT_FT_SAE) {
2860 		ret = os_snprintf(pos, end - pos, "%sFT/SAE",
2861 				  pos == start ? "" : "+");
2862 		if (os_snprintf_error(end - pos, ret))
2863 			return pos;
2864 		pos += ret;
2865 	}
2866 	if (data.key_mgmt & WPA_KEY_MGMT_FT_SAE_EXT_KEY) {
2867 		ret = os_snprintf(pos, end - pos, "%sFT/SAE-EXT-KEY",
2868 				  pos == start ? "" : "+");
2869 		if (os_snprintf_error(end - pos, ret))
2870 			return pos;
2871 		pos += ret;
2872 	}
2873 #endif /* CONFIG_IEEE80211R */
2874 	if (data.key_mgmt & WPA_KEY_MGMT_IEEE8021X_SHA256) {
2875 		ret = os_snprintf(pos, end - pos, "%sEAP-SHA256",
2876 				  pos == start ? "" : "+");
2877 		if (os_snprintf_error(end - pos, ret))
2878 			return pos;
2879 		pos += ret;
2880 	}
2881 	if (data.key_mgmt & WPA_KEY_MGMT_PSK_SHA256) {
2882 		ret = os_snprintf(pos, end - pos, "%sPSK-SHA256",
2883 				  pos == start ? "" : "+");
2884 		if (os_snprintf_error(end - pos, ret))
2885 			return pos;
2886 		pos += ret;
2887 	}
2888 
2889 #ifdef CONFIG_SUITEB
2890 	if (data.key_mgmt & WPA_KEY_MGMT_IEEE8021X_SUITE_B) {
2891 		ret = os_snprintf(pos, end - pos, "%sEAP-SUITE-B",
2892 				  pos == start ? "" : "+");
2893 		if (os_snprintf_error(end - pos, ret))
2894 			return pos;
2895 		pos += ret;
2896 	}
2897 #endif /* CONFIG_SUITEB */
2898 
2899 #ifdef CONFIG_SUITEB192
2900 	if (data.key_mgmt & WPA_KEY_MGMT_IEEE8021X_SUITE_B_192) {
2901 		ret = os_snprintf(pos, end - pos, "%sEAP-SUITE-B-192",
2902 				  pos == start ? "" : "+");
2903 		if (os_snprintf_error(end - pos, ret))
2904 			return pos;
2905 		pos += ret;
2906 	}
2907 #endif /* CONFIG_SUITEB192 */
2908 
2909 #ifdef CONFIG_FILS
2910 	if (data.key_mgmt & WPA_KEY_MGMT_FILS_SHA256) {
2911 		ret = os_snprintf(pos, end - pos, "%sFILS-SHA256",
2912 				  pos == start ? "" : "+");
2913 		if (os_snprintf_error(end - pos, ret))
2914 			return pos;
2915 		pos += ret;
2916 	}
2917 	if (data.key_mgmt & WPA_KEY_MGMT_FILS_SHA384) {
2918 		ret = os_snprintf(pos, end - pos, "%sFILS-SHA384",
2919 				  pos == start ? "" : "+");
2920 		if (os_snprintf_error(end - pos, ret))
2921 			return pos;
2922 		pos += ret;
2923 	}
2924 #ifdef CONFIG_IEEE80211R
2925 	if (data.key_mgmt & WPA_KEY_MGMT_FT_FILS_SHA256) {
2926 		ret = os_snprintf(pos, end - pos, "%sFT-FILS-SHA256",
2927 				  pos == start ? "" : "+");
2928 		if (os_snprintf_error(end - pos, ret))
2929 			return pos;
2930 		pos += ret;
2931 	}
2932 	if (data.key_mgmt & WPA_KEY_MGMT_FT_FILS_SHA384) {
2933 		ret = os_snprintf(pos, end - pos, "%sFT-FILS-SHA384",
2934 				  pos == start ? "" : "+");
2935 		if (os_snprintf_error(end - pos, ret))
2936 			return pos;
2937 		pos += ret;
2938 	}
2939 #endif /* CONFIG_IEEE80211R */
2940 #endif /* CONFIG_FILS */
2941 
2942 #ifdef CONFIG_OWE
2943 	if (data.key_mgmt & WPA_KEY_MGMT_OWE) {
2944 		ret = os_snprintf(pos, end - pos, "%sOWE",
2945 				  pos == start ? "" : "+");
2946 		if (os_snprintf_error(end - pos, ret))
2947 			return pos;
2948 		pos += ret;
2949 	}
2950 #endif /* CONFIG_OWE */
2951 
2952 #ifdef CONFIG_DPP
2953 	if (data.key_mgmt & WPA_KEY_MGMT_DPP) {
2954 		ret = os_snprintf(pos, end - pos, "%sDPP",
2955 				  pos == start ? "" : "+");
2956 		if (os_snprintf_error(end - pos, ret))
2957 			return pos;
2958 		pos += ret;
2959 	}
2960 #endif /* CONFIG_DPP */
2961 
2962 	if (data.key_mgmt & WPA_KEY_MGMT_OSEN) {
2963 		ret = os_snprintf(pos, end - pos, "%sOSEN",
2964 				  pos == start ? "" : "+");
2965 		if (os_snprintf_error(end - pos, ret))
2966 			return pos;
2967 		pos += ret;
2968 	}
2969 
2970 #ifdef CONFIG_SHA384
2971 	if (data.key_mgmt & WPA_KEY_MGMT_IEEE8021X_SHA384) {
2972 		ret = os_snprintf(pos, end - pos, "%sEAP-SHA384",
2973 				  pos == start ? "" : "+");
2974 		if (os_snprintf_error(end - pos, ret))
2975 			return pos;
2976 		pos += ret;
2977 	}
2978 #endif /* CONFIG_SHA384 */
2979 
2980 	pos = wpa_supplicant_cipher_txt(pos, end, data.pairwise_cipher);
2981 
2982 	if (data.capabilities & WPA_CAPABILITY_PREAUTH) {
2983 		ret = os_snprintf(pos, end - pos, "-preauth");
2984 		if (os_snprintf_error(end - pos, ret))
2985 			return pos;
2986 		pos += ret;
2987 	}
2988 
2989 	ret = os_snprintf(pos, end - pos, "]");
2990 	if (os_snprintf_error(end - pos, ret))
2991 		return pos;
2992 	pos += ret;
2993 
2994 	return pos;
2995 }
2996 
2997 
2998 #ifdef CONFIG_WPS
wpa_supplicant_wps_ie_txt_buf(struct wpa_supplicant * wpa_s,char * pos,char * end,struct wpabuf * wps_ie)2999 static char * wpa_supplicant_wps_ie_txt_buf(struct wpa_supplicant *wpa_s,
3000 					    char *pos, char *end,
3001 					    struct wpabuf *wps_ie)
3002 {
3003 	int ret;
3004 	const char *txt;
3005 
3006 	if (wps_ie == NULL)
3007 		return pos;
3008 	if (wps_is_selected_pbc_registrar(wps_ie))
3009 		txt = "[WPS-PBC]";
3010 	else if (wps_is_addr_authorized(wps_ie, wpa_s->own_addr, 0))
3011 		txt = "[WPS-AUTH]";
3012 	else if (wps_is_selected_pin_registrar(wps_ie))
3013 		txt = "[WPS-PIN]";
3014 	else
3015 		txt = "[WPS]";
3016 
3017 	ret = os_snprintf(pos, end - pos, "%s", txt);
3018 	if (!os_snprintf_error(end - pos, ret))
3019 		pos += ret;
3020 	wpabuf_free(wps_ie);
3021 	return pos;
3022 }
3023 #endif /* CONFIG_WPS */
3024 
3025 
wpa_supplicant_wps_ie_txt(struct wpa_supplicant * wpa_s,char * pos,char * end,const struct wpa_bss * bss)3026 static char * wpa_supplicant_wps_ie_txt(struct wpa_supplicant *wpa_s,
3027 					char *pos, char *end,
3028 					const struct wpa_bss *bss)
3029 {
3030 #ifdef CONFIG_WPS
3031 	struct wpabuf *wps_ie;
3032 	wps_ie = wpa_bss_get_vendor_ie_multi(bss, WPS_IE_VENDOR_TYPE);
3033 	return wpa_supplicant_wps_ie_txt_buf(wpa_s, pos, end, wps_ie);
3034 #else /* CONFIG_WPS */
3035 	return pos;
3036 #endif /* CONFIG_WPS */
3037 }
3038 
3039 
3040 /* 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)3041 static int wpa_supplicant_ctrl_iface_scan_result(
3042 	struct wpa_supplicant *wpa_s,
3043 	const struct wpa_bss *bss, char *buf, size_t buflen)
3044 {
3045 	char *pos, *end;
3046 	int ret;
3047 	const u8 *ie, *ie2, *osen_ie, *p2p, *mesh, *owe, *rsnxe;
3048 
3049 	mesh = wpa_bss_get_ie(bss, WLAN_EID_MESH_ID);
3050 	p2p = wpa_bss_get_vendor_ie(bss, P2P_IE_VENDOR_TYPE);
3051 	if (!p2p)
3052 		p2p = wpa_bss_get_vendor_ie_beacon(bss, P2P_IE_VENDOR_TYPE);
3053 	if (p2p && bss->ssid_len == P2P_WILDCARD_SSID_LEN &&
3054 	    os_memcmp(bss->ssid, P2P_WILDCARD_SSID, P2P_WILDCARD_SSID_LEN) ==
3055 	    0)
3056 		return 0; /* Do not show P2P listen discovery results here */
3057 
3058 	pos = buf;
3059 	end = buf + buflen;
3060 
3061 	ret = os_snprintf(pos, end - pos, MACSTR "\t%d\t%d\t",
3062 			  MAC2STR(bss->bssid), bss->freq, bss->level);
3063 	if (os_snprintf_error(end - pos, ret))
3064 		return -1;
3065 	pos += ret;
3066 	ie = wpa_bss_get_vendor_ie(bss, WPA_IE_VENDOR_TYPE);
3067 	if (ie)
3068 		pos = wpa_supplicant_ie_txt(pos, end, "WPA", ie, 2 + ie[1]);
3069 	ie2 = wpa_bss_get_ie(bss, WLAN_EID_RSN);
3070 	if (ie2) {
3071 		pos = wpa_supplicant_ie_txt(pos, end, mesh ? "RSN" : "WPA2",
3072 					    ie2, 2 + ie2[1]);
3073 	}
3074 	rsnxe = wpa_bss_get_ie(bss, WLAN_EID_RSNX);
3075 	if (ieee802_11_rsnx_capab(rsnxe, WLAN_RSNX_CAPAB_SAE_H2E)) {
3076 		ret = os_snprintf(pos, end - pos, "[SAE-H2E]");
3077 		if (os_snprintf_error(end - pos, ret))
3078 			return -1;
3079 		pos += ret;
3080 	}
3081 	if (ieee802_11_rsnx_capab(rsnxe, WLAN_RSNX_CAPAB_SAE_PK)) {
3082 		ret = os_snprintf(pos, end - pos, "[SAE-PK]");
3083 		if (os_snprintf_error(end - pos, ret))
3084 			return -1;
3085 		pos += ret;
3086 	}
3087 	osen_ie = wpa_bss_get_vendor_ie(bss, OSEN_IE_VENDOR_TYPE);
3088 	if (osen_ie)
3089 		pos = wpa_supplicant_ie_txt(pos, end, "OSEN",
3090 					    osen_ie, 2 + osen_ie[1]);
3091 	owe = wpa_bss_get_vendor_ie(bss, OWE_IE_VENDOR_TYPE);
3092 	if (owe) {
3093 		ret = os_snprintf(pos, end - pos,
3094 				  ie2 ? "[OWE-TRANS]" : "[OWE-TRANS-OPEN]");
3095 		if (os_snprintf_error(end - pos, ret))
3096 			return -1;
3097 		pos += ret;
3098 	}
3099 	pos = wpa_supplicant_wps_ie_txt(wpa_s, pos, end, bss);
3100 	if (!ie && !ie2 && !osen_ie && (bss->caps & IEEE80211_CAP_PRIVACY)) {
3101 		ret = os_snprintf(pos, end - pos, "[WEP]");
3102 		if (os_snprintf_error(end - pos, ret))
3103 			return -1;
3104 		pos += ret;
3105 	}
3106 	if (mesh) {
3107 		ret = os_snprintf(pos, end - pos, "[MESH]");
3108 		if (os_snprintf_error(end - pos, ret))
3109 			return -1;
3110 		pos += ret;
3111 	}
3112 	if (bss_is_dmg(bss)) {
3113 		const char *s;
3114 
3115 		if (wpa_bss_get_ie_ext(bss, WLAN_EID_EXT_EDMG_OPERATION)) {
3116 			ret = os_snprintf(pos, end - pos, "[EDMG]");
3117 			if (os_snprintf_error(end - pos, ret))
3118 				return -1;
3119 			pos += ret;
3120 		}
3121 
3122 		ret = os_snprintf(pos, end - pos, "[DMG]");
3123 		if (os_snprintf_error(end - pos, ret))
3124 			return -1;
3125 		pos += ret;
3126 		switch (bss->caps & IEEE80211_CAP_DMG_MASK) {
3127 		case IEEE80211_CAP_DMG_IBSS:
3128 			s = "[IBSS]";
3129 			break;
3130 		case IEEE80211_CAP_DMG_AP:
3131 			s = "[ESS]";
3132 			break;
3133 		case IEEE80211_CAP_DMG_PBSS:
3134 			s = "[PBSS]";
3135 			break;
3136 		default:
3137 			s = "";
3138 			break;
3139 		}
3140 		ret = os_snprintf(pos, end - pos, "%s", s);
3141 		if (os_snprintf_error(end - pos, ret))
3142 			return -1;
3143 		pos += ret;
3144 	} else {
3145 		if (bss->caps & IEEE80211_CAP_IBSS) {
3146 			ret = os_snprintf(pos, end - pos, "[IBSS]");
3147 			if (os_snprintf_error(end - pos, ret))
3148 				return -1;
3149 			pos += ret;
3150 		}
3151 		if (bss->caps & IEEE80211_CAP_ESS) {
3152 			ret = os_snprintf(pos, end - pos, "[ESS]");
3153 			if (os_snprintf_error(end - pos, ret))
3154 				return -1;
3155 			pos += ret;
3156 		}
3157 	}
3158 	if (p2p) {
3159 		ret = os_snprintf(pos, end - pos, "[P2P]");
3160 		if (os_snprintf_error(end - pos, ret))
3161 			return -1;
3162 		pos += ret;
3163 	}
3164 #ifdef CONFIG_HS20
3165 	if (wpa_bss_get_vendor_ie(bss, HS20_IE_VENDOR_TYPE) && ie2) {
3166 		ret = os_snprintf(pos, end - pos, "[HS20]");
3167 		if (os_snprintf_error(end - pos, ret))
3168 			return -1;
3169 		pos += ret;
3170 	}
3171 #endif /* CONFIG_HS20 */
3172 #ifdef CONFIG_FILS
3173 	if (wpa_bss_get_ie(bss, WLAN_EID_FILS_INDICATION)) {
3174 		ret = os_snprintf(pos, end - pos, "[FILS]");
3175 		if (os_snprintf_error(end - pos, ret))
3176 			return -1;
3177 		pos += ret;
3178 	}
3179 #endif /* CONFIG_FILS */
3180 #ifdef CONFIG_FST
3181 	if (wpa_bss_get_ie(bss, WLAN_EID_MULTI_BAND)) {
3182 		ret = os_snprintf(pos, end - pos, "[FST]");
3183 		if (os_snprintf_error(end - pos, ret))
3184 			return -1;
3185 		pos += ret;
3186 	}
3187 #endif /* CONFIG_FST */
3188 	if (wpa_bss_ext_capab(bss, WLAN_EXT_CAPAB_UTF_8_SSID)) {
3189 		ret = os_snprintf(pos, end - pos, "[UTF-8]");
3190 		if (os_snprintf_error(end - pos, ret))
3191 			return -1;
3192 		pos += ret;
3193 	}
3194 
3195 	ret = os_snprintf(pos, end - pos, "\t%s",
3196 			  wpa_ssid_txt(bss->ssid, bss->ssid_len));
3197 	if (os_snprintf_error(end - pos, ret))
3198 		return -1;
3199 	pos += ret;
3200 
3201 	ret = os_snprintf(pos, end - pos, "\n");
3202 	if (os_snprintf_error(end - pos, ret))
3203 		return -1;
3204 	pos += ret;
3205 
3206 	return pos - buf;
3207 }
3208 
3209 
wpa_supplicant_ctrl_iface_scan_results(struct wpa_supplicant * wpa_s,char * buf,size_t buflen)3210 static int wpa_supplicant_ctrl_iface_scan_results(
3211 	struct wpa_supplicant *wpa_s, char *buf, size_t buflen)
3212 {
3213 	char *pos, *end;
3214 	struct wpa_bss *bss;
3215 	int ret;
3216 
3217 	pos = buf;
3218 	end = buf + buflen;
3219 	ret = os_snprintf(pos, end - pos, "bssid / frequency / signal level / "
3220 			  "flags / ssid\n");
3221 	if (os_snprintf_error(end - pos, ret))
3222 		return pos - buf;
3223 	pos += ret;
3224 
3225 	dl_list_for_each(bss, &wpa_s->bss_id, struct wpa_bss, list_id) {
3226 		ret = wpa_supplicant_ctrl_iface_scan_result(wpa_s, bss, pos,
3227 							    end - pos);
3228 		if (ret < 0 || ret >= end - pos)
3229 			return pos - buf;
3230 		pos += ret;
3231 	}
3232 
3233 	return pos - buf;
3234 }
3235 
3236 
3237 #ifdef CONFIG_MESH
3238 
wpa_supplicant_ctrl_iface_mesh_interface_add(struct wpa_supplicant * wpa_s,char * cmd,char * reply,size_t max_len)3239 static int wpa_supplicant_ctrl_iface_mesh_interface_add(
3240 	struct wpa_supplicant *wpa_s, char *cmd, char *reply, size_t max_len)
3241 {
3242 	char *pos, ifname[IFNAMSIZ + 1];
3243 
3244 	ifname[0] = '\0';
3245 
3246 	pos = os_strstr(cmd, "ifname=");
3247 	if (pos) {
3248 		pos += 7;
3249 		os_strlcpy(ifname, pos, sizeof(ifname));
3250 	}
3251 
3252 	if (wpas_mesh_add_interface(wpa_s, ifname, sizeof(ifname)) < 0)
3253 		return -1;
3254 
3255 	os_strlcpy(reply, ifname, max_len);
3256 	return os_strlen(ifname);
3257 }
3258 
3259 
wpa_supplicant_ctrl_iface_mesh_group_add(struct wpa_supplicant * wpa_s,char * cmd)3260 static int wpa_supplicant_ctrl_iface_mesh_group_add(
3261 	struct wpa_supplicant *wpa_s, char *cmd)
3262 {
3263 	int id;
3264 	struct wpa_ssid *ssid;
3265 
3266 	id = atoi(cmd);
3267 	wpa_printf(MSG_DEBUG, "CTRL_IFACE: MESH_GROUP_ADD id=%d", id);
3268 
3269 	ssid = wpa_config_get_network(wpa_s->conf, id);
3270 	if (ssid == NULL) {
3271 		wpa_printf(MSG_DEBUG,
3272 			   "CTRL_IFACE: Could not find network id=%d", id);
3273 		return -1;
3274 	}
3275 	if (ssid->mode != WPAS_MODE_MESH) {
3276 		wpa_printf(MSG_DEBUG,
3277 			   "CTRL_IFACE: Cannot use MESH_GROUP_ADD on a non mesh network");
3278 		return -1;
3279 	}
3280 	if (ssid->key_mgmt != WPA_KEY_MGMT_NONE &&
3281 	    ssid->key_mgmt != WPA_KEY_MGMT_SAE &&
3282 	    ssid->key_mgmt != WPA_KEY_MGMT_SAE_EXT_KEY) {
3283 		wpa_printf(MSG_ERROR,
3284 			   "CTRL_IFACE: key_mgmt for mesh network should be open or SAE");
3285 		return -1;
3286 	}
3287 
3288 	/*
3289 	 * TODO: If necessary write our own group_add function,
3290 	 * for now we can reuse select_network
3291 	 */
3292 	wpa_supplicant_select_network(wpa_s, ssid);
3293 
3294 	return 0;
3295 }
3296 
3297 
wpa_supplicant_ctrl_iface_mesh_group_remove(struct wpa_supplicant * wpa_s,char * cmd)3298 static int wpa_supplicant_ctrl_iface_mesh_group_remove(
3299 	struct wpa_supplicant *wpa_s, char *cmd)
3300 {
3301 	struct wpa_supplicant *orig;
3302 	struct wpa_global *global;
3303 	int found = 0;
3304 
3305 	wpa_printf(MSG_DEBUG, "CTRL_IFACE: MESH_GROUP_REMOVE ifname=%s", cmd);
3306 
3307 	global = wpa_s->global;
3308 	orig = wpa_s;
3309 
3310 	for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next) {
3311 		if (os_strcmp(wpa_s->ifname, cmd) == 0) {
3312 			found = 1;
3313 			break;
3314 		}
3315 	}
3316 	if (!found) {
3317 		wpa_printf(MSG_ERROR,
3318 			   "CTRL_IFACE: MESH_GROUP_REMOVE ifname=%s not found",
3319 			   cmd);
3320 		return -1;
3321 	}
3322 	if (wpa_s->mesh_if_created && wpa_s == orig) {
3323 		wpa_printf(MSG_ERROR,
3324 			   "CTRL_IFACE: MESH_GROUP_REMOVE can't remove itself");
3325 		return -1;
3326 	}
3327 
3328 	wpa_s->reassociate = 0;
3329 	wpa_s->disconnected = 1;
3330 	wpa_supplicant_cancel_sched_scan(wpa_s);
3331 	wpa_supplicant_cancel_scan(wpa_s);
3332 
3333 	/*
3334 	 * TODO: If necessary write our own group_remove function,
3335 	 * for now we can reuse deauthenticate
3336 	 */
3337 	wpa_supplicant_deauthenticate(wpa_s, WLAN_REASON_DEAUTH_LEAVING);
3338 
3339 	if (wpa_s->mesh_if_created)
3340 		wpa_supplicant_remove_iface(global, wpa_s, 0);
3341 
3342 	return 0;
3343 }
3344 
3345 
wpa_supplicant_ctrl_iface_mesh_peer_remove(struct wpa_supplicant * wpa_s,char * cmd)3346 static int wpa_supplicant_ctrl_iface_mesh_peer_remove(
3347 	struct wpa_supplicant *wpa_s, char *cmd)
3348 {
3349 	u8 addr[ETH_ALEN];
3350 
3351 	if (hwaddr_aton(cmd, addr) < 0)
3352 		return -1;
3353 
3354 	return wpas_mesh_peer_remove(wpa_s, addr);
3355 }
3356 
3357 
wpa_supplicant_ctrl_iface_mesh_peer_add(struct wpa_supplicant * wpa_s,char * cmd)3358 static int wpa_supplicant_ctrl_iface_mesh_peer_add(
3359 	struct wpa_supplicant *wpa_s, char *cmd)
3360 {
3361 	u8 addr[ETH_ALEN];
3362 	int duration;
3363 	char *pos;
3364 
3365 	pos = os_strstr(cmd, " duration=");
3366 	if (pos) {
3367 		*pos = '\0';
3368 		duration = atoi(pos + 10);
3369 	} else {
3370 		duration = -1;
3371 	}
3372 
3373 	if (hwaddr_aton(cmd, addr))
3374 		return -1;
3375 
3376 	return wpas_mesh_peer_add(wpa_s, addr, duration);
3377 }
3378 
3379 
wpa_supplicant_ctrl_iface_mesh_link_probe(struct wpa_supplicant * wpa_s,char * cmd)3380 static int wpa_supplicant_ctrl_iface_mesh_link_probe(
3381 	struct wpa_supplicant *wpa_s, char *cmd)
3382 {
3383 	struct ether_header *eth;
3384 	u8 addr[ETH_ALEN];
3385 	u8 *buf;
3386 	char *pos;
3387 	size_t payload_len = 0, len;
3388 	int ret = -1;
3389 
3390 	if (hwaddr_aton(cmd, addr))
3391 		return -1;
3392 
3393 	pos = os_strstr(cmd, " payload=");
3394 	if (pos) {
3395 		pos = pos + 9;
3396 		payload_len = os_strlen(pos);
3397 		if (payload_len & 1)
3398 			return -1;
3399 
3400 		payload_len /= 2;
3401 	}
3402 
3403 	len = ETH_HLEN + payload_len;
3404 	buf = os_malloc(len);
3405 	if (!buf)
3406 		return -1;
3407 
3408 	eth = (struct ether_header *) buf;
3409 	os_memcpy(eth->ether_dhost, addr, ETH_ALEN);
3410 	os_memcpy(eth->ether_shost, wpa_s->own_addr, ETH_ALEN);
3411 	eth->ether_type = htons(ETH_P_802_3);
3412 
3413 	if (payload_len && hexstr2bin(pos, buf + ETH_HLEN, payload_len) < 0)
3414 		goto fail;
3415 
3416 	ret = wpa_drv_mesh_link_probe(wpa_s, addr, buf, len);
3417 fail:
3418 	os_free(buf);
3419 	return -ret;
3420 }
3421 
3422 #endif /* CONFIG_MESH */
3423 
3424 
wpa_supplicant_ctrl_iface_select_network(struct wpa_supplicant * wpa_s,char * cmd)3425 static int wpa_supplicant_ctrl_iface_select_network(
3426 	struct wpa_supplicant *wpa_s, char *cmd)
3427 {
3428 	int id;
3429 	struct wpa_ssid *ssid;
3430 	char *pos;
3431 
3432 	/* cmd: "<network id>" or "any" */
3433 	if (os_strncmp(cmd, "any", 3) == 0) {
3434 		wpa_printf(MSG_DEBUG, "CTRL_IFACE: SELECT_NETWORK any");
3435 		ssid = NULL;
3436 	} else {
3437 		id = atoi(cmd);
3438 		wpa_printf(MSG_DEBUG, "CTRL_IFACE: SELECT_NETWORK id=%d", id);
3439 
3440 		ssid = wpa_config_get_network(wpa_s->conf, id);
3441 		if (ssid == NULL) {
3442 			wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
3443 				   "network id=%d", id);
3444 			return -1;
3445 		}
3446 		if (ssid->disabled == 2) {
3447 			wpa_printf(MSG_DEBUG, "CTRL_IFACE: Cannot use "
3448 				   "SELECT_NETWORK with persistent P2P group");
3449 			return -1;
3450 		}
3451 	}
3452 
3453 	pos = os_strstr(cmd, " freq=");
3454 	if (pos) {
3455 		int *freqs = freq_range_to_channel_list(wpa_s, pos + 6);
3456 		if (freqs) {
3457 			os_free(wpa_s->select_network_scan_freqs);
3458 			wpa_s->select_network_scan_freqs = freqs;
3459 		}
3460 	}
3461 
3462 	wpa_s->scan_min_time.sec = 0;
3463 	wpa_s->scan_min_time.usec = 0;
3464 	wpa_supplicant_select_network(wpa_s, ssid);
3465 
3466 	return 0;
3467 }
3468 
3469 
wpa_supplicant_ctrl_iface_enable_network(struct wpa_supplicant * wpa_s,char * cmd)3470 static int wpa_supplicant_ctrl_iface_enable_network(
3471 	struct wpa_supplicant *wpa_s, char *cmd)
3472 {
3473 	int id;
3474 	struct wpa_ssid *ssid;
3475 
3476 	/* cmd: "<network id>" or "all" */
3477 	if (os_strcmp(cmd, "all") == 0) {
3478 		wpa_printf(MSG_DEBUG, "CTRL_IFACE: ENABLE_NETWORK all");
3479 		ssid = NULL;
3480 	} else {
3481 		id = atoi(cmd);
3482 		wpa_printf(MSG_DEBUG, "CTRL_IFACE: ENABLE_NETWORK id=%d", id);
3483 
3484 		ssid = wpa_config_get_network(wpa_s->conf, id);
3485 		if (ssid == NULL) {
3486 			wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
3487 				   "network id=%d", id);
3488 			return -1;
3489 		}
3490 		if (ssid->disabled == 2) {
3491 			wpa_printf(MSG_DEBUG, "CTRL_IFACE: Cannot use "
3492 				   "ENABLE_NETWORK with persistent P2P group");
3493 			return -1;
3494 		}
3495 
3496 		if (os_strstr(cmd, " no-connect")) {
3497 			ssid->disabled = 0;
3498 			return 0;
3499 		}
3500 	}
3501 	wpa_s->scan_min_time.sec = 0;
3502 	wpa_s->scan_min_time.usec = 0;
3503 	wpa_supplicant_enable_network(wpa_s, ssid);
3504 
3505 	return 0;
3506 }
3507 
3508 
wpa_supplicant_ctrl_iface_disable_network(struct wpa_supplicant * wpa_s,char * cmd)3509 static int wpa_supplicant_ctrl_iface_disable_network(
3510 	struct wpa_supplicant *wpa_s, char *cmd)
3511 {
3512 	int id;
3513 	struct wpa_ssid *ssid;
3514 
3515 	/* cmd: "<network id>" or "all" */
3516 	if (os_strcmp(cmd, "all") == 0) {
3517 		wpa_printf(MSG_DEBUG, "CTRL_IFACE: DISABLE_NETWORK all");
3518 		ssid = NULL;
3519 	} else {
3520 		id = atoi(cmd);
3521 		wpa_printf(MSG_DEBUG, "CTRL_IFACE: DISABLE_NETWORK id=%d", id);
3522 
3523 		ssid = wpa_config_get_network(wpa_s->conf, id);
3524 		if (ssid == NULL) {
3525 			wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
3526 				   "network id=%d", id);
3527 			return -1;
3528 		}
3529 		if (ssid->disabled == 2) {
3530 			wpa_printf(MSG_DEBUG, "CTRL_IFACE: Cannot use "
3531 				   "DISABLE_NETWORK with persistent P2P "
3532 				   "group");
3533 			return -1;
3534 		}
3535 	}
3536 	wpa_supplicant_disable_network(wpa_s, ssid);
3537 
3538 	return 0;
3539 }
3540 
3541 
wpa_supplicant_ctrl_iface_add_network(struct wpa_supplicant * wpa_s,char * buf,size_t buflen)3542 static int wpa_supplicant_ctrl_iface_add_network(
3543 	struct wpa_supplicant *wpa_s, char *buf, size_t buflen)
3544 {
3545 	struct wpa_ssid *ssid;
3546 	int ret;
3547 
3548 	wpa_printf(MSG_DEBUG, "CTRL_IFACE: ADD_NETWORK");
3549 
3550 	ssid = wpa_supplicant_add_network(wpa_s);
3551 	if (ssid == NULL)
3552 		return -1;
3553 
3554 	ret = os_snprintf(buf, buflen, "%d\n", ssid->id);
3555 	if (os_snprintf_error(buflen, ret))
3556 		return -1;
3557 	return ret;
3558 }
3559 
3560 
wpa_supplicant_ctrl_iface_remove_network(struct wpa_supplicant * wpa_s,char * cmd)3561 static int wpa_supplicant_ctrl_iface_remove_network(
3562 	struct wpa_supplicant *wpa_s, char *cmd)
3563 {
3564 	int id;
3565 	int result;
3566 
3567 	/* cmd: "<network id>" or "all" */
3568 	if (os_strcmp(cmd, "all") == 0) {
3569 		wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_NETWORK all");
3570 		return wpa_supplicant_remove_all_networks(wpa_s);
3571 	}
3572 
3573 	id = atoi(cmd);
3574 	wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_NETWORK id=%d", id);
3575 
3576 	result = wpa_supplicant_remove_network(wpa_s, id);
3577 	if (result == -1) {
3578 		wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find network "
3579 			   "id=%d", id);
3580 		return -1;
3581 	}
3582 	if (result == -2) {
3583 		wpa_printf(MSG_DEBUG, "CTRL_IFACE: Not able to remove the "
3584 			   "network id=%d", id);
3585 		return -1;
3586 	}
3587 	return 0;
3588 }
3589 
3590 
wpa_supplicant_ctrl_iface_update_network(struct wpa_supplicant * wpa_s,struct wpa_ssid * ssid,char * name,char * value)3591 static int wpa_supplicant_ctrl_iface_update_network(
3592 	struct wpa_supplicant *wpa_s, struct wpa_ssid *ssid,
3593 	char *name, char *value)
3594 {
3595 	int ret;
3596 
3597 	ret = wpa_config_set(ssid, name, value, 0);
3598 	if (ret < 0) {
3599 		wpa_printf(MSG_DEBUG, "CTRL_IFACE: Failed to set network "
3600 			   "variable '%s'", name);
3601 		return -1;
3602 	}
3603 	if (ret == 1)
3604 		return 0; /* No change to the previously configured value */
3605 
3606 #ifdef CONFIG_BGSCAN
3607 	if (os_strcmp(name, "bgscan") == 0) {
3608 		/*
3609 		 * Reset the bgscan parameters for the current network and
3610 		 * return. There's no need to flush caches for bgscan parameter
3611 		 * changes.
3612 		 */
3613 		if (wpa_s->current_ssid == ssid &&
3614 		    wpa_s->wpa_state == WPA_COMPLETED)
3615 			wpa_supplicant_reset_bgscan(wpa_s);
3616 		return 0;
3617 	}
3618 #endif /* CONFIG_BGSCAN */
3619 
3620 	if (os_strcmp(name, "bssid") != 0 &&
3621 	    os_strcmp(name, "bssid_hint") != 0 &&
3622 	    os_strcmp(name, "scan_freq") != 0 &&
3623 	    os_strcmp(name, "priority") != 0) {
3624 		wpa_sm_pmksa_cache_flush(wpa_s->wpa, ssid);
3625 
3626 		if (wpa_s->current_ssid == ssid ||
3627 		    wpa_s->current_ssid == NULL) {
3628 			/*
3629 			 * Invalidate the EAP session cache if anything in the
3630 			 * current or previously used configuration changes.
3631 			 */
3632 			eapol_sm_invalidate_cached_session(wpa_s->eapol);
3633 		}
3634 	}
3635 
3636 	if ((os_strcmp(name, "psk") == 0 &&
3637 	     value[0] == '"' && ssid->ssid_len) ||
3638 	    (os_strcmp(name, "ssid") == 0 && ssid->passphrase))
3639 		wpa_config_update_psk(ssid);
3640 	else if (os_strcmp(name, "priority") == 0)
3641 		wpa_config_update_prio_list(wpa_s->conf);
3642 
3643 	return 0;
3644 }
3645 
3646 
wpa_supplicant_ctrl_iface_set_network(struct wpa_supplicant * wpa_s,char * cmd)3647 static int wpa_supplicant_ctrl_iface_set_network(
3648 	struct wpa_supplicant *wpa_s, char *cmd)
3649 {
3650 	int id, ret, prev_bssid_set, prev_disabled;
3651 	struct wpa_ssid *ssid;
3652 	char *name, *value;
3653 	u8 prev_bssid[ETH_ALEN];
3654 
3655 	/* cmd: "<network id> <variable name> <value>" */
3656 	name = os_strchr(cmd, ' ');
3657 	if (name == NULL)
3658 		return -1;
3659 	*name++ = '\0';
3660 
3661 	value = os_strchr(name, ' ');
3662 	if (value == NULL)
3663 		return -1;
3664 	*value++ = '\0';
3665 
3666 	id = atoi(cmd);
3667 	wpa_printf(MSG_DEBUG, "CTRL_IFACE: SET_NETWORK id=%d name='%s'",
3668 		   id, name);
3669 	wpa_hexdump_ascii_key(MSG_DEBUG, "CTRL_IFACE: value",
3670 			      (u8 *) value, os_strlen(value));
3671 
3672 	ssid = wpa_config_get_network(wpa_s->conf, id);
3673 	if (ssid == NULL) {
3674 		wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find network "
3675 			   "id=%d", id);
3676 		return -1;
3677 	}
3678 
3679 	prev_bssid_set = ssid->bssid_set;
3680 	prev_disabled = ssid->disabled;
3681 	os_memcpy(prev_bssid, ssid->bssid, ETH_ALEN);
3682 	ret = wpa_supplicant_ctrl_iface_update_network(wpa_s, ssid, name,
3683 						       value);
3684 	if (ret == 0 &&
3685 	    (ssid->bssid_set != prev_bssid_set ||
3686 	     os_memcmp(ssid->bssid, prev_bssid, ETH_ALEN) != 0))
3687 		wpas_notify_network_bssid_set_changed(wpa_s, ssid);
3688 
3689 	if (prev_disabled != ssid->disabled &&
3690 	    (prev_disabled == 2 || ssid->disabled == 2))
3691 		wpas_notify_network_type_changed(wpa_s, ssid);
3692 
3693 	return ret;
3694 }
3695 
3696 
wpa_supplicant_ctrl_iface_get_network(struct wpa_supplicant * wpa_s,char * cmd,char * buf,size_t buflen)3697 static int wpa_supplicant_ctrl_iface_get_network(
3698 	struct wpa_supplicant *wpa_s, char *cmd, char *buf, size_t buflen)
3699 {
3700 	int id;
3701 	size_t res;
3702 	struct wpa_ssid *ssid;
3703 	char *name, *value;
3704 
3705 	/* cmd: "<network id> <variable name>" */
3706 	name = os_strchr(cmd, ' ');
3707 	if (name == NULL || buflen == 0)
3708 		return -1;
3709 	*name++ = '\0';
3710 
3711 	id = atoi(cmd);
3712 	wpa_printf(MSG_EXCESSIVE, "CTRL_IFACE: GET_NETWORK id=%d name='%s'",
3713 		   id, name);
3714 
3715 	ssid = wpa_config_get_network(wpa_s->conf, id);
3716 	if (ssid == NULL) {
3717 		wpa_printf(MSG_EXCESSIVE, "CTRL_IFACE: Could not find network "
3718 			   "id=%d", id);
3719 		return -1;
3720 	}
3721 
3722 	value = wpa_config_get_no_key(ssid, name);
3723 	if (value == NULL) {
3724 		wpa_printf(MSG_EXCESSIVE, "CTRL_IFACE: Failed to get network "
3725 			   "variable '%s'", name);
3726 		return -1;
3727 	}
3728 
3729 	res = os_strlcpy(buf, value, buflen);
3730 	if (res >= buflen) {
3731 		os_free(value);
3732 		return -1;
3733 	}
3734 
3735 	os_free(value);
3736 
3737 	return res;
3738 }
3739 
3740 
wpa_supplicant_ctrl_iface_dup_network(struct wpa_supplicant * wpa_s,char * cmd,struct wpa_supplicant * dst_wpa_s)3741 static int wpa_supplicant_ctrl_iface_dup_network(
3742 	struct wpa_supplicant *wpa_s, char *cmd,
3743 	struct wpa_supplicant *dst_wpa_s)
3744 {
3745 	struct wpa_ssid *ssid_s, *ssid_d;
3746 	char *name, *id, *value;
3747 	int id_s, id_d, ret;
3748 
3749 	/* cmd: "<src network id> <dst network id> <variable name>" */
3750 	id = os_strchr(cmd, ' ');
3751 	if (id == NULL)
3752 		return -1;
3753 	*id++ = '\0';
3754 
3755 	name = os_strchr(id, ' ');
3756 	if (name == NULL)
3757 		return -1;
3758 	*name++ = '\0';
3759 
3760 	id_s = atoi(cmd);
3761 	id_d = atoi(id);
3762 
3763 	wpa_printf(MSG_DEBUG,
3764 		   "CTRL_IFACE: DUP_NETWORK ifname=%s->%s id=%d->%d name='%s'",
3765 		   wpa_s->ifname, dst_wpa_s->ifname, id_s, id_d, name);
3766 
3767 	ssid_s = wpa_config_get_network(wpa_s->conf, id_s);
3768 	if (ssid_s == NULL) {
3769 		wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
3770 			   "network id=%d", id_s);
3771 		return -1;
3772 	}
3773 
3774 	ssid_d = wpa_config_get_network(dst_wpa_s->conf, id_d);
3775 	if (ssid_d == NULL) {
3776 		wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
3777 			   "network id=%d", id_d);
3778 		return -1;
3779 	}
3780 
3781 	value = wpa_config_get(ssid_s, name);
3782 	if (value == NULL) {
3783 		wpa_printf(MSG_DEBUG, "CTRL_IFACE: Failed to get network "
3784 			   "variable '%s'", name);
3785 		return -1;
3786 	}
3787 
3788 	ret = wpa_supplicant_ctrl_iface_update_network(dst_wpa_s, ssid_d, name,
3789 						       value);
3790 
3791 	os_free(value);
3792 
3793 	return ret;
3794 }
3795 
3796 
wpa_supplicant_ctrl_iface_list_creds(struct wpa_supplicant * wpa_s,char * buf,size_t buflen)3797 static int wpa_supplicant_ctrl_iface_list_creds(struct wpa_supplicant *wpa_s,
3798 						char *buf, size_t buflen)
3799 {
3800 	char *pos, *end;
3801 	struct wpa_cred *cred;
3802 	int ret;
3803 
3804 	pos = buf;
3805 	end = buf + buflen;
3806 	ret = os_snprintf(pos, end - pos,
3807 			  "cred id / realm / username / domain / imsi\n");
3808 	if (os_snprintf_error(end - pos, ret))
3809 		return pos - buf;
3810 	pos += ret;
3811 
3812 	cred = wpa_s->conf->cred;
3813 	while (cred) {
3814 		ret = os_snprintf(pos, end - pos, "%d\t%s\t%s\t%s\t%s\n",
3815 				  cred->id, cred->realm ? cred->realm : "",
3816 				  cred->username ? cred->username : "",
3817 				  cred->domain ? cred->domain[0] : "",
3818 				  cred->imsi ? cred->imsi : "");
3819 		if (os_snprintf_error(end - pos, ret))
3820 			return pos - buf;
3821 		pos += ret;
3822 
3823 		cred = cred->next;
3824 	}
3825 
3826 	return pos - buf;
3827 }
3828 
3829 
wpa_supplicant_ctrl_iface_add_cred(struct wpa_supplicant * wpa_s,char * buf,size_t buflen)3830 static int wpa_supplicant_ctrl_iface_add_cred(struct wpa_supplicant *wpa_s,
3831 					      char *buf, size_t buflen)
3832 {
3833 	struct wpa_cred *cred;
3834 	int ret;
3835 
3836 	wpa_printf(MSG_DEBUG, "CTRL_IFACE: ADD_CRED");
3837 
3838 	cred = wpa_config_add_cred(wpa_s->conf);
3839 	if (cred == NULL)
3840 		return -1;
3841 
3842 	wpa_msg(wpa_s, MSG_INFO, CRED_ADDED "%d", cred->id);
3843 
3844 	ret = os_snprintf(buf, buflen, "%d\n", cred->id);
3845 	if (os_snprintf_error(buflen, ret))
3846 		return -1;
3847 	return ret;
3848 }
3849 
3850 
wpa_supplicant_ctrl_iface_remove_cred(struct wpa_supplicant * wpa_s,char * cmd)3851 static int wpa_supplicant_ctrl_iface_remove_cred(struct wpa_supplicant *wpa_s,
3852 						 char *cmd)
3853 {
3854 	int id;
3855 	struct wpa_cred *cred, *prev;
3856 
3857 	/* cmd: "<cred id>", "all", "sp_fqdn=<FQDN>", or
3858 	 * "provisioning_sp=<FQDN> */
3859 	if (os_strcmp(cmd, "all") == 0) {
3860 		wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_CRED all");
3861 		return wpas_remove_all_creds(wpa_s);
3862 	}
3863 
3864 	if (os_strncmp(cmd, "sp_fqdn=", 8) == 0) {
3865 		wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_CRED SP FQDN '%s'",
3866 			   cmd + 8);
3867 		cred = wpa_s->conf->cred;
3868 		while (cred) {
3869 			prev = cred;
3870 			cred = cred->next;
3871 			if (prev->domain) {
3872 				size_t i;
3873 				for (i = 0; i < prev->num_domain; i++) {
3874 					if (os_strcmp(prev->domain[i], cmd + 8)
3875 					    != 0)
3876 						continue;
3877 					wpas_remove_cred(wpa_s, prev);
3878 					break;
3879 				}
3880 			}
3881 		}
3882 		return 0;
3883 	}
3884 
3885 	if (os_strncmp(cmd, "provisioning_sp=", 16) == 0) {
3886 		wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_CRED provisioning SP FQDN '%s'",
3887 			   cmd + 16);
3888 		cred = wpa_s->conf->cred;
3889 		while (cred) {
3890 			prev = cred;
3891 			cred = cred->next;
3892 			if (prev->provisioning_sp &&
3893 			    os_strcmp(prev->provisioning_sp, cmd + 16) == 0)
3894 				wpas_remove_cred(wpa_s, prev);
3895 		}
3896 		return 0;
3897 	}
3898 
3899 	id = atoi(cmd);
3900 	wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_CRED id=%d", id);
3901 
3902 	cred = wpa_config_get_cred(wpa_s->conf, id);
3903 	return wpas_remove_cred(wpa_s, cred);
3904 }
3905 
3906 
wpa_supplicant_ctrl_iface_set_cred(struct wpa_supplicant * wpa_s,char * cmd)3907 static int wpa_supplicant_ctrl_iface_set_cred(struct wpa_supplicant *wpa_s,
3908 					      char *cmd)
3909 {
3910 	int id;
3911 	struct wpa_cred *cred;
3912 	char *name, *value;
3913 
3914 	/* cmd: "<cred id> <variable name> <value>" */
3915 	name = os_strchr(cmd, ' ');
3916 	if (name == NULL)
3917 		return -1;
3918 	*name++ = '\0';
3919 
3920 	value = os_strchr(name, ' ');
3921 	if (value == NULL)
3922 		return -1;
3923 	*value++ = '\0';
3924 
3925 	id = atoi(cmd);
3926 	wpa_printf(MSG_DEBUG, "CTRL_IFACE: SET_CRED id=%d name='%s'",
3927 		   id, name);
3928 	wpa_hexdump_ascii_key(MSG_DEBUG, "CTRL_IFACE: value",
3929 			      (u8 *) value, os_strlen(value));
3930 
3931 	cred = wpa_config_get_cred(wpa_s->conf, id);
3932 	if (cred == NULL) {
3933 		wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find cred id=%d",
3934 			   id);
3935 		return -1;
3936 	}
3937 
3938 	if (wpa_config_set_cred(cred, name, value, 0) < 0) {
3939 		wpa_printf(MSG_DEBUG, "CTRL_IFACE: Failed to set cred "
3940 			   "variable '%s'", name);
3941 		return -1;
3942 	}
3943 
3944 	wpa_msg(wpa_s, MSG_INFO, CRED_MODIFIED "%d %s", cred->id, name);
3945 
3946 	return 0;
3947 }
3948 
3949 
wpa_supplicant_ctrl_iface_get_cred(struct wpa_supplicant * wpa_s,char * cmd,char * buf,size_t buflen)3950 static int wpa_supplicant_ctrl_iface_get_cred(struct wpa_supplicant *wpa_s,
3951 					      char *cmd, char *buf,
3952 					      size_t buflen)
3953 {
3954 	int id;
3955 	size_t res;
3956 	struct wpa_cred *cred;
3957 	char *name, *value;
3958 
3959 	/* cmd: "<cred id> <variable name>" */
3960 	name = os_strchr(cmd, ' ');
3961 	if (name == NULL)
3962 		return -1;
3963 	*name++ = '\0';
3964 
3965 	id = atoi(cmd);
3966 	wpa_printf(MSG_DEBUG, "CTRL_IFACE: GET_CRED id=%d name='%s'",
3967 		   id, name);
3968 
3969 	cred = wpa_config_get_cred(wpa_s->conf, id);
3970 	if (cred == NULL) {
3971 		wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find cred id=%d",
3972 			   id);
3973 		return -1;
3974 	}
3975 
3976 	value = wpa_config_get_cred_no_key(cred, name);
3977 	if (value == NULL) {
3978 		wpa_printf(MSG_DEBUG, "CTRL_IFACE: Failed to get cred variable '%s'",
3979 			   name);
3980 		return -1;
3981 	}
3982 
3983 	res = os_strlcpy(buf, value, buflen);
3984 	if (res >= buflen) {
3985 		os_free(value);
3986 		return -1;
3987 	}
3988 
3989 	os_free(value);
3990 
3991 	return res;
3992 }
3993 
3994 
3995 #ifndef CONFIG_NO_CONFIG_WRITE
wpa_supplicant_ctrl_iface_save_config(struct wpa_supplicant * wpa_s)3996 static int wpa_supplicant_ctrl_iface_save_config(struct wpa_supplicant *wpa_s)
3997 {
3998 	int ret;
3999 
4000 	if (!wpa_s->conf->update_config) {
4001 		wpa_printf(MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Not allowed "
4002 			   "to update configuration (update_config=0)");
4003 		return -1;
4004 	}
4005 
4006 	ret = wpa_config_write(wpa_s->confname, wpa_s->conf);
4007 	if (ret) {
4008 		wpa_printf(MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Failed to "
4009 			   "update configuration");
4010 	} else {
4011 		wpa_printf(MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Configuration"
4012 			   " updated");
4013 	}
4014 
4015 	return ret;
4016 }
4017 #endif /* CONFIG_NO_CONFIG_WRITE */
4018 
4019 
4020 struct cipher_info {
4021 	unsigned int capa;
4022 	const char *name;
4023 	int group_only;
4024 };
4025 
4026 static const struct cipher_info ciphers[] = {
4027 	{ WPA_DRIVER_CAPA_ENC_CCMP_256, "CCMP-256", 0 },
4028 	{ WPA_DRIVER_CAPA_ENC_GCMP_256, "GCMP-256", 0 },
4029 	{ WPA_DRIVER_CAPA_ENC_CCMP, "CCMP", 0 },
4030 	{ WPA_DRIVER_CAPA_ENC_GCMP, "GCMP", 0 },
4031 #ifndef CONFIG_NO_TKIP
4032 	{ WPA_DRIVER_CAPA_ENC_TKIP, "TKIP", 0 },
4033 #endif /* CONFIG_NO_TKIP */
4034 	{ WPA_DRIVER_CAPA_KEY_MGMT_WPA_NONE, "NONE", 0 },
4035 #ifdef CONFIG_WEP
4036 	{ WPA_DRIVER_CAPA_ENC_WEP104, "WEP104", 1 },
4037 	{ WPA_DRIVER_CAPA_ENC_WEP40, "WEP40", 1 }
4038 #endif /* CONFIG_WEP */
4039 };
4040 
4041 static const struct cipher_info ciphers_group_mgmt[] = {
4042 	{ WPA_DRIVER_CAPA_ENC_BIP, "AES-128-CMAC", 1 },
4043 	{ WPA_DRIVER_CAPA_ENC_BIP_GMAC_128, "BIP-GMAC-128", 1 },
4044 	{ WPA_DRIVER_CAPA_ENC_BIP_GMAC_256, "BIP-GMAC-256", 1 },
4045 	{ WPA_DRIVER_CAPA_ENC_BIP_CMAC_256, "BIP-CMAC-256", 1 },
4046 };
4047 
4048 
ctrl_iface_get_capability_pairwise(int res,bool strict,struct wpa_driver_capa * capa,char * buf,size_t buflen)4049 static int ctrl_iface_get_capability_pairwise(int res, bool strict,
4050 					      struct wpa_driver_capa *capa,
4051 					      char *buf, size_t buflen)
4052 {
4053 	int ret;
4054 	char *pos, *end;
4055 	size_t len;
4056 	unsigned int i;
4057 
4058 	pos = buf;
4059 	end = pos + buflen;
4060 
4061 	if (res < 0) {
4062 		if (strict)
4063 			return 0;
4064 #ifdef CONFIG_NO_TKIP
4065 		len = os_strlcpy(buf, "CCMP NONE", buflen);
4066 #else /* CONFIG_NO_TKIP */
4067 		len = os_strlcpy(buf, "CCMP TKIP NONE", buflen);
4068 #endif /* CONFIG_NO_TKIP */
4069 		if (len >= buflen)
4070 			return -1;
4071 		return len;
4072 	}
4073 
4074 	for (i = 0; i < ARRAY_SIZE(ciphers); i++) {
4075 		if (!ciphers[i].group_only && capa->enc & ciphers[i].capa) {
4076 			ret = os_snprintf(pos, end - pos, "%s%s",
4077 					  pos == buf ? "" : " ",
4078 					  ciphers[i].name);
4079 			if (os_snprintf_error(end - pos, ret))
4080 				return pos - buf;
4081 			pos += ret;
4082 		}
4083 	}
4084 
4085 	return pos - buf;
4086 }
4087 
4088 
ctrl_iface_get_capability_group(int res,bool strict,struct wpa_driver_capa * capa,char * buf,size_t buflen)4089 static int ctrl_iface_get_capability_group(int res, bool strict,
4090 					   struct wpa_driver_capa *capa,
4091 					   char *buf, size_t buflen)
4092 {
4093 	int ret;
4094 	char *pos, *end;
4095 	size_t len;
4096 	unsigned int i;
4097 
4098 	pos = buf;
4099 	end = pos + buflen;
4100 
4101 	if (res < 0) {
4102 		if (strict)
4103 			return 0;
4104 #ifdef CONFIG_WEP
4105 #ifdef CONFIG_NO_TKIP
4106 		len = os_strlcpy(buf, "CCMP WEP104 WEP40", buflen);
4107 #else /* CONFIG_NO_TKIP */
4108 		len = os_strlcpy(buf, "CCMP TKIP WEP104 WEP40", buflen);
4109 #endif /* CONFIG_NO_TKIP */
4110 #else /* CONFIG_WEP */
4111 #ifdef CONFIG_NO_TKIP
4112 		len = os_strlcpy(buf, "CCMP", buflen);
4113 #else /* CONFIG_NO_TKIP */
4114 		len = os_strlcpy(buf, "CCMP TKIP", buflen);
4115 #endif /* CONFIG_NO_TKIP */
4116 #endif /* CONFIG_WEP */
4117 		if (len >= buflen)
4118 			return -1;
4119 		return len;
4120 	}
4121 
4122 	for (i = 0; i < ARRAY_SIZE(ciphers); i++) {
4123 		if (capa->enc & ciphers[i].capa) {
4124 			ret = os_snprintf(pos, end - pos, "%s%s",
4125 					  pos == buf ? "" : " ",
4126 					  ciphers[i].name);
4127 			if (os_snprintf_error(end - pos, ret))
4128 				return pos - buf;
4129 			pos += ret;
4130 		}
4131 	}
4132 
4133 	return pos - buf;
4134 }
4135 
4136 
ctrl_iface_get_capability_group_mgmt(int res,bool strict,struct wpa_driver_capa * capa,char * buf,size_t buflen)4137 static int ctrl_iface_get_capability_group_mgmt(int res, bool strict,
4138 						struct wpa_driver_capa *capa,
4139 						char *buf, size_t buflen)
4140 {
4141 	int ret;
4142 	char *pos, *end;
4143 	unsigned int i;
4144 
4145 	pos = buf;
4146 	end = pos + buflen;
4147 
4148 	if (res < 0)
4149 		return 0;
4150 
4151 	for (i = 0; i < ARRAY_SIZE(ciphers_group_mgmt); i++) {
4152 		if (capa->enc & ciphers_group_mgmt[i].capa) {
4153 			ret = os_snprintf(pos, end - pos, "%s%s",
4154 					  pos == buf ? "" : " ",
4155 					  ciphers_group_mgmt[i].name);
4156 			if (os_snprintf_error(end - pos, ret))
4157 				return pos - buf;
4158 			pos += ret;
4159 		}
4160 	}
4161 
4162 	return pos - buf;
4163 }
4164 
4165 
iftype_str_to_index(const char * iftype_str)4166 static int iftype_str_to_index(const char *iftype_str)
4167 {
4168 	if (!iftype_str)
4169 		return WPA_IF_MAX;
4170 
4171 	if (os_strcmp(iftype_str, "STATION") == 0)
4172 		return WPA_IF_STATION;
4173 
4174 	if (os_strcmp(iftype_str, "AP_VLAN") == 0)
4175 		return WPA_IF_AP_VLAN;
4176 
4177 	if (os_strcmp(iftype_str, "AP") == 0)
4178 		return WPA_IF_AP_BSS;
4179 
4180 	if (os_strcmp(iftype_str, "P2P_GO") == 0)
4181 		return WPA_IF_P2P_GO;
4182 
4183 	if (os_strcmp(iftype_str, "P2P_CLIENT") == 0)
4184 		return WPA_IF_P2P_CLIENT;
4185 
4186 	if (os_strcmp(iftype_str, "P2P_DEVICE") == 0)
4187 		return WPA_IF_P2P_DEVICE;
4188 
4189 	if (os_strcmp(iftype_str, "MESH") == 0)
4190 		return WPA_IF_MESH;
4191 
4192 	if (os_strcmp(iftype_str, "IBSS") == 0)
4193 		return WPA_IF_IBSS;
4194 
4195 	if (os_strcmp(iftype_str, "NAN") == 0)
4196 		return WPA_IF_NAN;
4197 
4198 	return WPA_IF_MAX;
4199 }
4200 
4201 
ctrl_iface_get_capability_key_mgmt(int res,bool strict,struct wpa_driver_capa * capa,const char * iftype_str,char * buf,size_t buflen)4202 static int ctrl_iface_get_capability_key_mgmt(int res, bool strict,
4203 					      struct wpa_driver_capa *capa,
4204 					      const char *iftype_str,
4205 					      char *buf, size_t buflen)
4206 {
4207 	int ret;
4208 	unsigned int key_mgmt;
4209 	char *pos, *end;
4210 	size_t len;
4211 
4212 	pos = buf;
4213 	end = pos + buflen;
4214 
4215 	if (res < 0) {
4216 		if (strict)
4217 			return 0;
4218 		len = os_strlcpy(buf, "WPA-PSK WPA-EAP IEEE8021X WPA-NONE "
4219 				 "NONE", buflen);
4220 		if (len >= buflen)
4221 			return -1;
4222 		return len;
4223 	}
4224 
4225 	if (iftype_str) {
4226 		enum wpa_driver_if_type iftype;
4227 
4228 		iftype = iftype_str_to_index(iftype_str);
4229 		if (iftype == WPA_IF_MAX)
4230 			return -1;
4231 		key_mgmt = capa->key_mgmt_iftype[iftype];
4232 	} else {
4233 		key_mgmt = capa->key_mgmt;
4234 	}
4235 
4236 	ret = os_snprintf(pos, end - pos, "NONE IEEE8021X");
4237 	if (os_snprintf_error(end - pos, ret))
4238 		return pos - buf;
4239 	pos += ret;
4240 
4241 	if (key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA |
4242 			WPA_DRIVER_CAPA_KEY_MGMT_WPA2)) {
4243 		ret = os_snprintf(pos, end - pos, " WPA-EAP");
4244 		if (os_snprintf_error(end - pos, ret))
4245 			return pos - buf;
4246 		pos += ret;
4247 	}
4248 
4249 	if (key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA_PSK |
4250 			WPA_DRIVER_CAPA_KEY_MGMT_WPA2_PSK)) {
4251 		ret = os_snprintf(pos, end - pos, " WPA-PSK");
4252 		if (os_snprintf_error(end - pos, ret))
4253 			return pos - buf;
4254 		pos += ret;
4255 	}
4256 
4257 	if (key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_WPA_NONE) {
4258 		ret = os_snprintf(pos, end - pos, " WPA-NONE");
4259 		if (os_snprintf_error(end - pos, ret))
4260 			return pos - buf;
4261 		pos += ret;
4262 	}
4263 
4264 	if (key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_WAPI_PSK) {
4265 		ret = os_snprintf(pos, end - pos, " WAPI-PSK");
4266 		if (os_snprintf_error(end - pos, ret))
4267 			return pos - buf;
4268 		pos += ret;
4269 	}
4270 
4271 	if (key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_TPK_HANDSHAKE) {
4272 		ret = os_snprintf(pos, end - pos, " TPK-HANDSHAKE");
4273 		if (os_snprintf_error(end - pos, ret))
4274 			return pos - buf;
4275 		pos += ret;
4276 	}
4277 
4278 	if (key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_CCKM) {
4279 		ret = os_snprintf(pos, end - pos, " CCKM");
4280 		if (os_snprintf_error(end - pos, ret))
4281 			return pos - buf;
4282 		pos += ret;
4283 	}
4284 
4285 #ifdef CONFIG_SUITEB
4286 	if (key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_SUITE_B) {
4287 		ret = os_snprintf(pos, end - pos, " WPA-EAP-SUITE-B");
4288 		if (os_snprintf_error(end - pos, ret))
4289 			return pos - buf;
4290 		pos += ret;
4291 	}
4292 #endif /* CONFIG_SUITEB */
4293 #ifdef CONFIG_SUITEB192
4294 	if (key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_SUITE_B_192) {
4295 		ret = os_snprintf(pos, end - pos, " WPA-EAP-SUITE-B-192");
4296 		if (os_snprintf_error(end - pos, ret))
4297 			return pos - buf;
4298 		pos += ret;
4299 	}
4300 #endif /* CONFIG_SUITEB192 */
4301 #ifdef CONFIG_OWE
4302 	if (key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_OWE) {
4303 		ret = os_snprintf(pos, end - pos, " OWE");
4304 		if (os_snprintf_error(end - pos, ret))
4305 			return pos - buf;
4306 		pos += ret;
4307 	}
4308 #endif /* CONFIG_OWE */
4309 #ifdef CONFIG_DPP
4310 	if (key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_DPP) {
4311 		ret = os_snprintf(pos, end - pos, " DPP");
4312 		if (os_snprintf_error(end - pos, ret))
4313 			return pos - buf;
4314 		pos += ret;
4315 	}
4316 #endif /* CONFIG_DPP */
4317 #ifdef CONFIG_FILS
4318 	if (key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_FILS_SHA256) {
4319 		ret = os_snprintf(pos, end - pos, " FILS-SHA256");
4320 		if (os_snprintf_error(end - pos, ret))
4321 			return pos - buf;
4322 		pos += ret;
4323 	}
4324 	if (key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_FILS_SHA384) {
4325 		ret = os_snprintf(pos, end - pos, " FILS-SHA384");
4326 		if (os_snprintf_error(end - pos, ret))
4327 			return pos - buf;
4328 		pos += ret;
4329 	}
4330 #ifdef CONFIG_IEEE80211R
4331 	if (key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_FT_FILS_SHA256) {
4332 		ret = os_snprintf(pos, end - pos, " FT-FILS-SHA256");
4333 		if (os_snprintf_error(end - pos, ret))
4334 			return pos - buf;
4335 		pos += ret;
4336 	}
4337 	if (key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_FT_FILS_SHA384) {
4338 		ret = os_snprintf(pos, end - pos, " FT-FILS-SHA384");
4339 		if (os_snprintf_error(end - pos, ret))
4340 			return pos - buf;
4341 		pos += ret;
4342 	}
4343 #endif /* CONFIG_IEEE80211R */
4344 #endif /* CONFIG_FILS */
4345 #ifdef CONFIG_IEEE80211R
4346 	if (key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_FT_PSK) {
4347 		ret = os_snprintf(pos, end - pos, " FT-PSK");
4348 		if (os_snprintf_error(end - pos, ret))
4349 			return pos - buf;
4350 		pos += ret;
4351 	}
4352 	if (key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_FT) {
4353 		ret = os_snprintf(pos, end - pos, " FT-EAP");
4354 		if (os_snprintf_error(end - pos, ret))
4355 			return pos - buf;
4356 		pos += ret;
4357 	}
4358 #ifdef CONFIG_SAE
4359 	if (key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_FT_SAE) {
4360 		ret = os_snprintf(pos, end - pos, " FT-SAE");
4361 		if (os_snprintf_error(end - pos, ret))
4362 			return pos - buf;
4363 		pos += ret;
4364 	}
4365 	if (key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_FT_SAE_EXT_KEY) {
4366 		ret = os_snprintf(pos, end - pos, " FT-SAE-EXT-KEY");
4367 		if (os_snprintf_error(end - pos, ret))
4368 			return pos - buf;
4369 		pos += ret;
4370 	}
4371 #endif /* CONFIG_SAE */
4372 #ifdef CONFIG_SHA384
4373 	if (key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_FT_802_1X_SHA384) {
4374 		ret = os_snprintf(pos, end - pos, " FT-EAP-SHA384");
4375 		if (os_snprintf_error(end - pos, ret))
4376 			return pos - buf;
4377 		pos += ret;
4378 	}
4379 #endif /* CONFIG_SHA384 */
4380 #endif /* CONFIG_IEEE80211R */
4381 #ifdef CONFIG_SAE
4382 	if (key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_SAE) {
4383 		ret = os_snprintf(pos, end - pos, " SAE");
4384 		if (os_snprintf_error(end - pos, ret))
4385 			return pos - buf;
4386 		pos += ret;
4387 	}
4388 	if (key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_SAE_EXT_KEY) {
4389 		ret = os_snprintf(pos, end - pos, " SAE-EXT-KEY");
4390 		if (os_snprintf_error(end - pos, ret))
4391 			return pos - buf;
4392 		pos += ret;
4393 	}
4394 #endif /* CONFIG_SAE */
4395 #ifdef CONFIG_SHA256
4396 	if (key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_802_1X_SHA256) {
4397 		ret = os_snprintf(pos, end - pos, " WPA-EAP-SHA256");
4398 		if (os_snprintf_error(end - pos, ret))
4399 			return pos - buf;
4400 		pos += ret;
4401 	}
4402 
4403 	if (key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_PSK_SHA256) {
4404 		ret = os_snprintf(pos, end - pos, " WPA-PSK-SHA256");
4405 		if (os_snprintf_error(end - pos, ret))
4406 			return pos - buf;
4407 		pos += ret;
4408 	}
4409 #endif /* CONFIG_SHA256 */
4410 #ifdef CONFIG_HS20
4411 	if (key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_OSEN) {
4412 		ret = os_snprintf(pos, end - pos, " OSEN");
4413 		if (os_snprintf_error(end - pos, ret))
4414 			return pos - buf;
4415 		pos += ret;
4416 	}
4417 #endif /* CONFIG_HS20 */
4418 
4419 	return pos - buf;
4420 }
4421 
4422 
ctrl_iface_get_capability_proto(int res,bool strict,struct wpa_driver_capa * capa,char * buf,size_t buflen)4423 static int ctrl_iface_get_capability_proto(int res, bool strict,
4424 					   struct wpa_driver_capa *capa,
4425 					   char *buf, size_t buflen)
4426 {
4427 	int ret;
4428 	char *pos, *end;
4429 	size_t len;
4430 
4431 	pos = buf;
4432 	end = pos + buflen;
4433 
4434 	if (res < 0) {
4435 		if (strict)
4436 			return 0;
4437 		len = os_strlcpy(buf, "RSN WPA", buflen);
4438 		if (len >= buflen)
4439 			return -1;
4440 		return len;
4441 	}
4442 
4443 	if (capa->key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA2 |
4444 			      WPA_DRIVER_CAPA_KEY_MGMT_WPA2_PSK)) {
4445 		ret = os_snprintf(pos, end - pos, "%sRSN",
4446 				  pos == buf ? "" : " ");
4447 		if (os_snprintf_error(end - pos, ret))
4448 			return pos - buf;
4449 		pos += ret;
4450 	}
4451 
4452 	if (capa->key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA |
4453 			      WPA_DRIVER_CAPA_KEY_MGMT_WPA_PSK)) {
4454 		ret = os_snprintf(pos, end - pos, "%sWPA",
4455 				  pos == buf ? "" : " ");
4456 		if (os_snprintf_error(end - pos, ret))
4457 			return pos - buf;
4458 		pos += ret;
4459 	}
4460 
4461 	return pos - buf;
4462 }
4463 
4464 
ctrl_iface_get_capability_auth_alg(struct wpa_supplicant * wpa_s,int res,bool strict,struct wpa_driver_capa * capa,char * buf,size_t buflen)4465 static int ctrl_iface_get_capability_auth_alg(struct wpa_supplicant *wpa_s,
4466 					      int res, bool strict,
4467 					      struct wpa_driver_capa *capa,
4468 					      char *buf, size_t buflen)
4469 {
4470 	int ret;
4471 	char *pos, *end;
4472 	size_t len;
4473 
4474 	pos = buf;
4475 	end = pos + buflen;
4476 
4477 	if (res < 0) {
4478 		if (strict)
4479 			return 0;
4480 		len = os_strlcpy(buf, "OPEN SHARED LEAP", buflen);
4481 		if (len >= buflen)
4482 			return -1;
4483 		return len;
4484 	}
4485 
4486 	if (capa->auth & (WPA_DRIVER_AUTH_OPEN)) {
4487 		ret = os_snprintf(pos, end - pos, "%sOPEN",
4488 				  pos == buf ? "" : " ");
4489 		if (os_snprintf_error(end - pos, ret))
4490 			return pos - buf;
4491 		pos += ret;
4492 	}
4493 
4494 	if (capa->auth & (WPA_DRIVER_AUTH_SHARED)) {
4495 		ret = os_snprintf(pos, end - pos, "%sSHARED",
4496 				  pos == buf ? "" : " ");
4497 		if (os_snprintf_error(end - pos, ret))
4498 			return pos - buf;
4499 		pos += ret;
4500 	}
4501 
4502 	if (capa->auth & (WPA_DRIVER_AUTH_LEAP)) {
4503 		ret = os_snprintf(pos, end - pos, "%sLEAP",
4504 				  pos == buf ? "" : " ");
4505 		if (os_snprintf_error(end - pos, ret))
4506 			return pos - buf;
4507 		pos += ret;
4508 	}
4509 
4510 #ifdef CONFIG_SAE
4511 	if (wpa_s->drv_flags & WPA_DRIVER_FLAGS_SAE) {
4512 		ret = os_snprintf(pos, end - pos, "%sSAE",
4513 				  pos == buf ? "" : " ");
4514 		if (os_snprintf_error(end - pos, ret))
4515 			return pos - buf;
4516 		pos += ret;
4517 	}
4518 #endif /* CONFIG_SAE */
4519 
4520 #ifdef CONFIG_FILS
4521 	if (wpa_is_fils_supported(wpa_s)) {
4522 		ret = os_snprintf(pos, end - pos, "%sFILS_SK_WITHOUT_PFS",
4523 				  pos == buf ? "" : " ");
4524 		if (os_snprintf_error(end - pos, ret))
4525 			return pos - buf;
4526 		pos += ret;
4527 	}
4528 
4529 #ifdef CONFIG_FILS_SK_PFS
4530 	if (wpa_is_fils_sk_pfs_supported(wpa_s)) {
4531 		ret = os_snprintf(pos, end - pos, "%sFILS_SK_WITH_PFS",
4532 				  pos == buf ? "" : " ");
4533 		if (os_snprintf_error(end - pos, ret))
4534 			return pos - buf;
4535 		pos += ret;
4536 	}
4537 #endif /* CONFIG_FILS_SK_PFS */
4538 #endif /* CONFIG_FILS */
4539 
4540 #ifdef CONFIG_PASN
4541 	ret = os_snprintf(pos, end - pos, "%sPASN",
4542 			  pos == buf ? "" : " ");
4543 	if (os_snprintf_error(end - pos, ret))
4544 		return pos - buf;
4545 	pos += ret;
4546 
4547 #endif /* CONFIG_PASN */
4548 
4549 	return pos - buf;
4550 }
4551 
4552 
ctrl_iface_get_capability_modes(int res,bool strict,struct wpa_driver_capa * capa,char * buf,size_t buflen)4553 static int ctrl_iface_get_capability_modes(int res, bool strict,
4554 					   struct wpa_driver_capa *capa,
4555 					   char *buf, size_t buflen)
4556 {
4557 	int ret;
4558 	char *pos, *end;
4559 	size_t len;
4560 
4561 	pos = buf;
4562 	end = pos + buflen;
4563 
4564 	if (res < 0) {
4565 		if (strict)
4566 			return 0;
4567 		len = os_strlcpy(buf, "IBSS AP", buflen);
4568 		if (len >= buflen)
4569 			return -1;
4570 		return len;
4571 	}
4572 
4573 	if (capa->flags & WPA_DRIVER_FLAGS_IBSS) {
4574 		ret = os_snprintf(pos, end - pos, "%sIBSS",
4575 				  pos == buf ? "" : " ");
4576 		if (os_snprintf_error(end - pos, ret))
4577 			return pos - buf;
4578 		pos += ret;
4579 	}
4580 
4581 	if (capa->flags & WPA_DRIVER_FLAGS_AP) {
4582 		ret = os_snprintf(pos, end - pos, "%sAP",
4583 				  pos == buf ? "" : " ");
4584 		if (os_snprintf_error(end - pos, ret))
4585 			return pos - buf;
4586 		pos += ret;
4587 	}
4588 
4589 #ifdef CONFIG_MESH
4590 	if (capa->flags & WPA_DRIVER_FLAGS_MESH) {
4591 		ret = os_snprintf(pos, end - pos, "%sMESH",
4592 				  pos == buf ? "" : " ");
4593 		if (os_snprintf_error(end - pos, ret))
4594 			return pos - buf;
4595 		pos += ret;
4596 	}
4597 #endif /* CONFIG_MESH */
4598 
4599 	return pos - buf;
4600 }
4601 
4602 
ctrl_iface_get_capability_channels(struct wpa_supplicant * wpa_s,char * buf,size_t buflen)4603 static int ctrl_iface_get_capability_channels(struct wpa_supplicant *wpa_s,
4604 					      char *buf, size_t buflen)
4605 {
4606 	struct hostapd_channel_data *chnl;
4607 	int ret, i, j;
4608 	char *pos, *end, *hmode;
4609 
4610 	pos = buf;
4611 	end = pos + buflen;
4612 
4613 	for (j = 0; j < wpa_s->hw.num_modes; j++) {
4614 		switch (wpa_s->hw.modes[j].mode) {
4615 		case HOSTAPD_MODE_IEEE80211B:
4616 			hmode = "B";
4617 			break;
4618 		case HOSTAPD_MODE_IEEE80211G:
4619 			hmode = "G";
4620 			break;
4621 		case HOSTAPD_MODE_IEEE80211A:
4622 			hmode = "A";
4623 			break;
4624 		case HOSTAPD_MODE_IEEE80211AD:
4625 			hmode = "AD";
4626 			break;
4627 		default:
4628 			continue;
4629 		}
4630 		ret = os_snprintf(pos, end - pos, "Mode[%s] Channels:", hmode);
4631 		if (os_snprintf_error(end - pos, ret))
4632 			return pos - buf;
4633 		pos += ret;
4634 		chnl = wpa_s->hw.modes[j].channels;
4635 		for (i = 0; i < wpa_s->hw.modes[j].num_channels; i++) {
4636 			if (chnl[i].flag & HOSTAPD_CHAN_DISABLED)
4637 				continue;
4638 			ret = os_snprintf(pos, end - pos, " %d", chnl[i].chan);
4639 			if (os_snprintf_error(end - pos, ret))
4640 				return pos - buf;
4641 			pos += ret;
4642 		}
4643 		ret = os_snprintf(pos, end - pos, "\n");
4644 		if (os_snprintf_error(end - pos, ret))
4645 			return pos - buf;
4646 		pos += ret;
4647 	}
4648 
4649 	return pos - buf;
4650 }
4651 
4652 
ctrl_iface_get_capability_freq(struct wpa_supplicant * wpa_s,char * buf,size_t buflen)4653 static int ctrl_iface_get_capability_freq(struct wpa_supplicant *wpa_s,
4654 					  char *buf, size_t buflen)
4655 {
4656 	struct hostapd_channel_data *chnl;
4657 	int ret, i, j;
4658 	char *pos, *end, *hmode;
4659 
4660 	pos = buf;
4661 	end = pos + buflen;
4662 
4663 	for (j = 0; j < wpa_s->hw.num_modes; j++) {
4664 		switch (wpa_s->hw.modes[j].mode) {
4665 		case HOSTAPD_MODE_IEEE80211B:
4666 			hmode = "B";
4667 			break;
4668 		case HOSTAPD_MODE_IEEE80211G:
4669 			hmode = "G";
4670 			break;
4671 		case HOSTAPD_MODE_IEEE80211A:
4672 			hmode = "A";
4673 			break;
4674 		case HOSTAPD_MODE_IEEE80211AD:
4675 			hmode = "AD";
4676 			break;
4677 		default:
4678 			continue;
4679 		}
4680 		ret = os_snprintf(pos, end - pos, "Mode[%s] Channels:\n",
4681 				  hmode);
4682 		if (os_snprintf_error(end - pos, ret))
4683 			return pos - buf;
4684 		pos += ret;
4685 		chnl = wpa_s->hw.modes[j].channels;
4686 		for (i = 0; i < wpa_s->hw.modes[j].num_channels; i++) {
4687 			if (chnl[i].flag & HOSTAPD_CHAN_DISABLED)
4688 				continue;
4689 			ret = os_snprintf(pos, end - pos, " %d = %d MHz%s%s\n",
4690 					  chnl[i].chan, chnl[i].freq,
4691 					  chnl[i].flag & HOSTAPD_CHAN_NO_IR ?
4692 					  " (NO_IR)" : "",
4693 					  chnl[i].flag & HOSTAPD_CHAN_RADAR ?
4694 					  " (DFS)" : "");
4695 
4696 			if (os_snprintf_error(end - pos, ret))
4697 				return pos - buf;
4698 			pos += ret;
4699 		}
4700 		ret = os_snprintf(pos, end - pos, "\n");
4701 		if (os_snprintf_error(end - pos, ret))
4702 			return pos - buf;
4703 		pos += ret;
4704 	}
4705 
4706 	return pos - buf;
4707 }
4708 
4709 
wpa_supplicant_ctrl_iface_get_capability(struct wpa_supplicant * wpa_s,const char * _field,char * buf,size_t buflen)4710 static int wpa_supplicant_ctrl_iface_get_capability(
4711 	struct wpa_supplicant *wpa_s, const char *_field, char *buf,
4712 	size_t buflen)
4713 {
4714 	struct wpa_driver_capa capa;
4715 	int res;
4716 	char *next_param, *curr_param, *iftype = NULL;
4717 	bool strict = false;
4718 	char field[50];
4719 	size_t len;
4720 
4721 	/* Determine whether or not strict checking was requested */
4722 	len = os_strlcpy(field, _field, sizeof(field));
4723 	if (len >= sizeof(field))
4724 		return -1;
4725 
4726 	next_param = os_strchr(field, ' ');
4727 	while (next_param) {
4728 		*next_param++ = '\0';
4729 		curr_param = next_param;
4730 		next_param = os_strchr(next_param, ' ');
4731 
4732 		if (next_param)
4733 			*next_param = '\0';
4734 
4735 		if (os_strcmp(curr_param, "strict") == 0)
4736 			strict = true;
4737 		else if (os_strncmp(curr_param, "iftype=", 7) == 0)
4738 			iftype = curr_param + 7;
4739 		else
4740 			return -1;
4741 	}
4742 
4743 	wpa_printf(MSG_DEBUG, "CTRL_IFACE: GET_CAPABILITY '%s'%s%s%s",
4744 		   field, iftype ? " iftype=" : "", iftype ? iftype : "",
4745 		   strict ? " strict" : "");
4746 
4747 	if (os_strcmp(field, "eap") == 0) {
4748 		return eap_get_names(buf, buflen);
4749 	}
4750 
4751 	res = wpa_drv_get_capa(wpa_s, &capa);
4752 
4753 	if (os_strcmp(field, "pairwise") == 0)
4754 		return ctrl_iface_get_capability_pairwise(res, strict, &capa,
4755 							  buf, buflen);
4756 
4757 	if (os_strcmp(field, "group") == 0)
4758 		return ctrl_iface_get_capability_group(res, strict, &capa,
4759 						       buf, buflen);
4760 
4761 	if (os_strcmp(field, "group_mgmt") == 0)
4762 		return ctrl_iface_get_capability_group_mgmt(res, strict, &capa,
4763 							    buf, buflen);
4764 
4765 	if (os_strcmp(field, "key_mgmt") == 0)
4766 		return ctrl_iface_get_capability_key_mgmt(res, strict, &capa,
4767 							  iftype, buf, buflen);
4768 
4769 	if (os_strcmp(field, "proto") == 0)
4770 		return ctrl_iface_get_capability_proto(res, strict, &capa,
4771 						       buf, buflen);
4772 
4773 	if (os_strcmp(field, "auth_alg") == 0)
4774 		return ctrl_iface_get_capability_auth_alg(wpa_s, res, strict,
4775 							  &capa, buf, buflen);
4776 
4777 	if (os_strcmp(field, "modes") == 0)
4778 		return ctrl_iface_get_capability_modes(res, strict, &capa,
4779 						       buf, buflen);
4780 
4781 	if (os_strcmp(field, "channels") == 0)
4782 		return ctrl_iface_get_capability_channels(wpa_s, buf, buflen);
4783 
4784 	if (os_strcmp(field, "freq") == 0)
4785 		return ctrl_iface_get_capability_freq(wpa_s, buf, buflen);
4786 
4787 #ifdef CONFIG_TDLS
4788 	if (os_strcmp(field, "tdls") == 0)
4789 		return ctrl_iface_get_capability_tdls(wpa_s, buf, buflen);
4790 #endif /* CONFIG_TDLS */
4791 
4792 #ifdef CONFIG_ERP
4793 	if (os_strcmp(field, "erp") == 0) {
4794 		res = os_snprintf(buf, buflen, "ERP");
4795 		if (os_snprintf_error(buflen, res))
4796 			return -1;
4797 		return res;
4798 	}
4799 #endif /* CONFIG_EPR */
4800 
4801 #ifdef CONFIG_FIPS
4802 	if (os_strcmp(field, "fips") == 0) {
4803 		res = os_snprintf(buf, buflen, "FIPS");
4804 		if (os_snprintf_error(buflen, res))
4805 			return -1;
4806 		return res;
4807 	}
4808 #endif /* CONFIG_FIPS */
4809 
4810 #ifdef CONFIG_ACS
4811 	if (os_strcmp(field, "acs") == 0) {
4812 		res = os_snprintf(buf, buflen, "ACS");
4813 		if (os_snprintf_error(buflen, res))
4814 			return -1;
4815 		return res;
4816 	}
4817 #endif /* CONFIG_ACS */
4818 
4819 #ifdef CONFIG_FILS
4820 	if (os_strcmp(field, "fils") == 0) {
4821 #ifdef CONFIG_FILS_SK_PFS
4822 		if (wpa_is_fils_supported(wpa_s) &&
4823 		    wpa_is_fils_sk_pfs_supported(wpa_s)) {
4824 			res = os_snprintf(buf, buflen, "FILS FILS-SK-PFS");
4825 			if (os_snprintf_error(buflen, res))
4826 				return -1;
4827 			return res;
4828 		}
4829 #endif /* CONFIG_FILS_SK_PFS */
4830 
4831 		if (wpa_is_fils_supported(wpa_s)) {
4832 			res = os_snprintf(buf, buflen, "FILS");
4833 			if (os_snprintf_error(buflen, res))
4834 				return -1;
4835 			return res;
4836 		}
4837 	}
4838 #endif /* CONFIG_FILS */
4839 
4840 	if (os_strcmp(field, "multibss") == 0 && wpa_s->multi_bss_support) {
4841 		res = os_snprintf(buf, buflen, "MULTIBSS-STA");
4842 		if (os_snprintf_error(buflen, res))
4843 			return -1;
4844 		return res;
4845 	}
4846 
4847 #ifdef CONFIG_DPP
4848 	if (os_strcmp(field, "dpp") == 0) {
4849 #ifdef CONFIG_DPP3
4850 		res = os_snprintf(buf, buflen, "DPP=3");
4851 #elif defined(CONFIG_DPP2)
4852 		res = os_snprintf(buf, buflen, "DPP=2");
4853 #else /* CONFIG_DPP2 */
4854 		res = os_snprintf(buf, buflen, "DPP=1");
4855 #endif /* CONFIG_DPP2 */
4856 		if (os_snprintf_error(buflen, res))
4857 			return -1;
4858 		return res;
4859 	}
4860 #endif /* CONFIG_DPP */
4861 
4862 #ifdef CONFIG_SAE
4863 	if (os_strcmp(field, "sae") == 0 &&
4864 	    (wpa_s->drv_flags & WPA_DRIVER_FLAGS_SAE)) {
4865 #ifdef CONFIG_SAE_PK
4866 		res = os_snprintf(buf, buflen, "H2E PK");
4867 #else /* CONFIG_SAE_PK */
4868 		res = os_snprintf(buf, buflen, "H2E");
4869 #endif /* CONFIG_SAE_PK */
4870 		if (os_snprintf_error(buflen, res))
4871 			return -1;
4872 		return res;
4873 	}
4874 #endif /* CONFIG_SAE */
4875 
4876 #ifdef CONFIG_OCV
4877 	if (os_strcmp(field, "ocv") == 0) {
4878 		if ((wpa_s->drv_flags & WPA_DRIVER_FLAGS_SME) ||
4879 		    (wpa_s->drv_flags2 & WPA_DRIVER_FLAGS2_OCV))
4880 			res = os_snprintf(buf, buflen, "supported");
4881 		else
4882 			res = os_snprintf(buf, buflen, "not supported");
4883 		if (os_snprintf_error(buflen, res))
4884 			return -1;
4885 		return res;
4886 	}
4887 #endif /* CONFIG_OCV */
4888 
4889 	if (os_strcmp(field, "beacon_prot") == 0) {
4890 		if ((wpa_s->drv_flags & WPA_DRIVER_FLAGS_BEACON_PROTECTION) ||
4891 		    (wpa_s->drv_flags2 &
4892 		     WPA_DRIVER_FLAGS2_BEACON_PROTECTION_CLIENT))
4893 			res = os_snprintf(buf, buflen, "supported");
4894 		else
4895 			res = os_snprintf(buf, buflen, "not supported");
4896 		if (os_snprintf_error(buflen, res))
4897 			return -1;
4898 		return res;
4899 	}
4900 
4901 	wpa_printf(MSG_DEBUG, "CTRL_IFACE: Unknown GET_CAPABILITY field '%s'",
4902 		   field);
4903 
4904 	return -1;
4905 }
4906 
4907 
4908 #ifdef CONFIG_INTERWORKING
anqp_add_hex(char * pos,char * end,const char * title,struct wpabuf * data)4909 static char * anqp_add_hex(char *pos, char *end, const char *title,
4910 			   struct wpabuf *data)
4911 {
4912 	char *start = pos;
4913 	size_t i;
4914 	int ret;
4915 	const u8 *d;
4916 
4917 	if (data == NULL)
4918 		return start;
4919 
4920 	ret = os_snprintf(pos, end - pos, "%s=", title);
4921 	if (os_snprintf_error(end - pos, ret))
4922 		return start;
4923 	pos += ret;
4924 
4925 	d = wpabuf_head_u8(data);
4926 	for (i = 0; i < wpabuf_len(data); i++) {
4927 		ret = os_snprintf(pos, end - pos, "%02x", *d++);
4928 		if (os_snprintf_error(end - pos, ret))
4929 			return start;
4930 		pos += ret;
4931 	}
4932 
4933 	ret = os_snprintf(pos, end - pos, "\n");
4934 	if (os_snprintf_error(end - pos, ret))
4935 		return start;
4936 	pos += ret;
4937 
4938 	return pos;
4939 }
4940 #endif /* CONFIG_INTERWORKING */
4941 
4942 
4943 #ifdef CONFIG_FILS
print_fils_indication(struct wpa_bss * bss,char * pos,char * end)4944 static int print_fils_indication(struct wpa_bss *bss, char *pos, char *end)
4945 {
4946 	char *start = pos;
4947 	const u8 *ie, *ie_end;
4948 	u16 info, realms;
4949 	int ret;
4950 
4951 	ie = wpa_bss_get_ie(bss, WLAN_EID_FILS_INDICATION);
4952 	if (!ie)
4953 		return 0;
4954 	ie_end = ie + 2 + ie[1];
4955 	ie += 2;
4956 	if (ie_end - ie < 2)
4957 		return -1;
4958 
4959 	info = WPA_GET_LE16(ie);
4960 	ie += 2;
4961 	ret = os_snprintf(pos, end - pos, "fils_info=%04x\n", info);
4962 	if (os_snprintf_error(end - pos, ret))
4963 		return 0;
4964 	pos += ret;
4965 
4966 	if (info & BIT(7)) {
4967 		/* Cache Identifier Included */
4968 		if (ie_end - ie < 2)
4969 			return -1;
4970 		ret = os_snprintf(pos, end - pos, "fils_cache_id=%02x%02x\n",
4971 				  ie[0], ie[1]);
4972 		if (os_snprintf_error(end - pos, ret))
4973 			return 0;
4974 		pos += ret;
4975 		ie += 2;
4976 	}
4977 
4978 	if (info & BIT(8)) {
4979 		/* HESSID Included */
4980 		if (ie_end - ie < ETH_ALEN)
4981 			return -1;
4982 		ret = os_snprintf(pos, end - pos, "fils_hessid=" MACSTR "\n",
4983 				  MAC2STR(ie));
4984 		if (os_snprintf_error(end - pos, ret))
4985 			return 0;
4986 		pos += ret;
4987 		ie += ETH_ALEN;
4988 	}
4989 
4990 	realms = (info & (BIT(3) | BIT(4) | BIT(5))) >> 3;
4991 	if (realms) {
4992 		if (ie_end - ie < realms * 2)
4993 			return -1;
4994 		ret = os_snprintf(pos, end - pos, "fils_realms=");
4995 		if (os_snprintf_error(end - pos, ret))
4996 			return 0;
4997 		pos += ret;
4998 
4999 		ret = wpa_snprintf_hex(pos, end - pos, ie, realms * 2);
5000 		if (ret <= 0)
5001 			return 0;
5002 		pos += ret;
5003 		ie += realms * 2;
5004 		ret = os_snprintf(pos, end - pos, "\n");
5005 		if (os_snprintf_error(end - pos, ret))
5006 			return 0;
5007 		pos += ret;
5008 	}
5009 
5010 	return pos - start;
5011 }
5012 #endif /* CONFIG_FILS */
5013 
5014 
print_rnr(struct wpa_bss * bss,char * pos,char * end)5015 static int print_rnr(struct wpa_bss *bss, char *pos, char *end)
5016 {
5017 	char *start = pos;
5018 	const u8 *ie, *ie_end;
5019 	unsigned int n = 0;
5020 	int ret;
5021 
5022 	ie = wpa_bss_get_ie(bss, WLAN_EID_REDUCED_NEIGHBOR_REPORT);
5023 	if (!ie)
5024 		return 0;
5025 
5026 	ie_end = ie + 2 + ie[1];
5027 	ie += 2;
5028 
5029 	while (ie < ie_end) {
5030 		const struct ieee80211_neighbor_ap_info *info =
5031 			(const struct ieee80211_neighbor_ap_info *) ie;
5032 		const u8 *tbtt_start;
5033 		size_t left = ie_end - ie;
5034 
5035 		if (left < sizeof(struct ieee80211_neighbor_ap_info))
5036 			return 0;
5037 
5038 		left -= sizeof(struct ieee80211_neighbor_ap_info);
5039 		if (left < info->tbtt_info_len)
5040 			return 0;
5041 
5042 		ret = os_snprintf(pos, end - pos,
5043 				  "ap_info[%u]: tbtt_info: hdr=0x%x, len=%u, op_c=%u, channel=%u, ",
5044 				  n, *ie, info->tbtt_info_len,
5045 				  info->op_class, info->channel);
5046 		if (os_snprintf_error(end - pos, ret))
5047 			return 0;
5048 		pos += ret;
5049 
5050 		ie += sizeof(struct ieee80211_neighbor_ap_info);
5051 		tbtt_start = ie;
5052 		if (info->tbtt_info_len >= 1) {
5053 			ret = os_snprintf(pos, end - pos,
5054 					  "tbtt_offset=%u, ", *ie);
5055 			if (os_snprintf_error(end - pos, ret))
5056 				return 0;
5057 
5058 			ie++;
5059 			pos += ret;
5060 		}
5061 
5062 		if (info->tbtt_info_len >= 7) {
5063 			ret = os_snprintf(pos, end - pos,
5064 					  "bssid=" MACSTR ", ",
5065 					  MAC2STR(ie));
5066 			if (os_snprintf_error(end - pos, ret))
5067 				return 0;
5068 
5069 			ie += ETH_ALEN;
5070 			pos += ret;
5071 		}
5072 
5073 		if (info->tbtt_info_len >= 11) {
5074 			ret = os_snprintf(pos, end - pos,
5075 					  "short SSID=0x%x, ",
5076 					  WPA_GET_LE32(ie));
5077 			if (os_snprintf_error(end - pos, ret))
5078 				return 0;
5079 
5080 			ie += 4;
5081 			pos += ret;
5082 		}
5083 
5084 		if (info->tbtt_info_len >= 12) {
5085 			ret = os_snprintf(pos, end - pos,
5086 					  "bss_params=0x%x, ", *ie);
5087 			if (os_snprintf_error(end - pos, ret))
5088 				return 0;
5089 
5090 			ie++;
5091 			pos += ret;
5092 		}
5093 
5094 		if (info->tbtt_info_len >= 13) {
5095 			ret = os_snprintf(pos, end - pos,
5096 					  "PSD=0x%x, ", *ie);
5097 			if (os_snprintf_error(end - pos, ret))
5098 				return 0;
5099 
5100 			ie++;
5101 			pos += ret;
5102 		}
5103 
5104 		if (info->tbtt_info_len >= 16) {
5105 			ret = os_snprintf(pos, end - pos,
5106 					  "mld ID=%u, link ID=%u",
5107 					  *ie, *(ie + 1) & 0xF);
5108 			if (os_snprintf_error(end - pos, ret))
5109 				return 0;
5110 
5111 			ie += 3;
5112 			pos += ret;
5113 		}
5114 
5115 		ie = tbtt_start + info->tbtt_info_len;
5116 
5117 		ret = os_snprintf(pos, end - pos, "\n");
5118 		if (os_snprintf_error(end - pos, ret))
5119 			return 0;
5120 		pos += ret;
5121 
5122 		n++;
5123 	}
5124 
5125 	return pos - start;
5126 }
5127 
5128 
print_ml(struct wpa_bss * bss,char * pos,char * end)5129 static int print_ml(struct wpa_bss *bss, char *pos, char *end)
5130 {
5131 	const struct ieee80211_eht_ml *ml;
5132 	char *start = pos;
5133 	const u8 *ie, *ie_end;
5134 	u16 ml_control;
5135 	u8 common_info_length;
5136 	int ret;
5137 
5138 	ie = get_ml_ie(wpa_bss_ie_ptr(bss), bss->ie_len,
5139 		       MULTI_LINK_CONTROL_TYPE_BASIC);
5140 	if (!ie)
5141 		return 0;
5142 
5143 	ie_end = ie + 2 + ie[1];
5144 	ie += 3;
5145 	ml = (const struct ieee80211_eht_ml *) ie;
5146 
5147 	/* control + common info length + MLD MAC Address */
5148 	if (ie_end - ie < 2 + 1 + ETH_ALEN)
5149 		return 0;
5150 
5151 	ml_control = le_to_host16(ml->ml_control);
5152 
5153 	common_info_length = *(ie + 2);
5154 	ret = os_snprintf(pos, end - pos,
5155 			  "multi-link: control=0x%x, common info len=%u",
5156 			  ml_control, common_info_length);
5157 	if (os_snprintf_error(end - pos, ret))
5158 		return 0;
5159 	pos += ret;
5160 
5161 	ie += 2;
5162 	if (ie_end - ie < common_info_length)
5163 		return 0;
5164 
5165 	ie++;
5166 	common_info_length--;
5167 
5168 	if (common_info_length < ETH_ALEN)
5169 		return 0;
5170 
5171 	ret = os_snprintf(pos, end - pos, ", MLD addr=" MACSTR, MAC2STR(ie));
5172 	if (os_snprintf_error(end - pos, ret))
5173 		return 0;
5174 	pos += ret;
5175 
5176 	ie += ETH_ALEN;
5177 	common_info_length -= ETH_ALEN;
5178 
5179 	if (ml_control & BASIC_MULTI_LINK_CTRL_PRES_LINK_ID) {
5180 		if (common_info_length < 1)
5181 			return 0;
5182 
5183 		ret = os_snprintf(pos, end - pos, ", link ID=%u", *ie & 0x0f);
5184 		if (os_snprintf_error(end - pos, ret))
5185 			return 0;
5186 		pos += ret;
5187 		ie++;
5188 		common_info_length--;
5189 	}
5190 
5191 	if (ml_control & BASIC_MULTI_LINK_CTRL_PRES_BSS_PARAM_CH_COUNT) {
5192 		if (common_info_length < 1)
5193 			return 0;
5194 
5195 		ret = os_snprintf(pos, end - pos,
5196 				  ", BSS change parameters=0x%x", *ie);
5197 		if (os_snprintf_error(end - pos, ret))
5198 			return 0;
5199 		pos += ret;
5200 		ie++;
5201 		common_info_length--;
5202 	}
5203 
5204 	if (ml_control & BASIC_MULTI_LINK_CTRL_PRES_MSD_INFO) {
5205 		if (common_info_length < 2)
5206 			return 0;
5207 
5208 		ret = os_snprintf(pos, end - pos, ", MSD Info=0x%x",
5209 				  WPA_GET_LE16(ie));
5210 		if (os_snprintf_error(end - pos, ret))
5211 			return 0;
5212 		pos += ret;
5213 		ie += 2;
5214 		common_info_length -= 2;
5215 	}
5216 
5217 	if (ml_control & BASIC_MULTI_LINK_CTRL_PRES_EML_CAPA) {
5218 		if (common_info_length < 2)
5219 			return 0;
5220 
5221 		ret = os_snprintf(pos, end - pos, ", EML capabilities=0x%x",
5222 				  WPA_GET_LE16(ie));
5223 		if (os_snprintf_error(end - pos, ret))
5224 			return 0;
5225 		pos += ret;
5226 		ie += 2;
5227 		common_info_length -= 2;
5228 	}
5229 
5230 	if (ml_control & BASIC_MULTI_LINK_CTRL_PRES_MLD_CAPA) {
5231 		if (common_info_length < 2)
5232 			return 0;
5233 
5234 		ret = os_snprintf(pos, end - pos, ", MLD capabilities=0x%x",
5235 				  WPA_GET_LE16(ie));
5236 		if (os_snprintf_error(end - pos, ret))
5237 			return 0;
5238 		pos += ret;
5239 		ie += 2;
5240 		common_info_length -= 2;
5241 	}
5242 
5243 	if (ml_control & BASIC_MULTI_LINK_CTRL_PRES_AP_MLD_ID) {
5244 		if (common_info_length < 1)
5245 			return 0;
5246 
5247 		ret = os_snprintf(pos, end - pos, ", MLD ID=0x%x\n", *ie);
5248 		if (os_snprintf_error(end - pos, ret))
5249 			return 0;
5250 		pos += ret;
5251 		ie += 1;
5252 		common_info_length--;
5253 	}
5254 
5255 	return pos - start;
5256 }
5257 
5258 
print_bss_info(struct wpa_supplicant * wpa_s,struct wpa_bss * bss,unsigned long mask,char * buf,size_t buflen)5259 static int print_bss_info(struct wpa_supplicant *wpa_s, struct wpa_bss *bss,
5260 			  unsigned long mask, char *buf, size_t buflen)
5261 {
5262 	size_t i;
5263 	int ret;
5264 	char *pos, *end;
5265 	const u8 *ie, *ie2, *osen_ie, *mesh, *owe, *rsnxe;
5266 
5267 	pos = buf;
5268 	end = buf + buflen;
5269 
5270 	if (mask & WPA_BSS_MASK_ID) {
5271 		ret = os_snprintf(pos, end - pos, "id=%u\n", bss->id);
5272 		if (os_snprintf_error(end - pos, ret))
5273 			return 0;
5274 		pos += ret;
5275 	}
5276 
5277 	if (mask & WPA_BSS_MASK_BSSID) {
5278 		ret = os_snprintf(pos, end - pos, "bssid=" MACSTR "\n",
5279 				  MAC2STR(bss->bssid));
5280 		if (os_snprintf_error(end - pos, ret))
5281 			return 0;
5282 		pos += ret;
5283 	}
5284 
5285 	if (mask & WPA_BSS_MASK_FREQ) {
5286 		ret = os_snprintf(pos, end - pos, "freq=%d\n", bss->freq);
5287 		if (os_snprintf_error(end - pos, ret))
5288 			return 0;
5289 		pos += ret;
5290 	}
5291 
5292 	if (mask & WPA_BSS_MASK_BEACON_INT) {
5293 		ret = os_snprintf(pos, end - pos, "beacon_int=%d\n",
5294 				  bss->beacon_int);
5295 		if (os_snprintf_error(end - pos, ret))
5296 			return 0;
5297 		pos += ret;
5298 	}
5299 
5300 	if (mask & WPA_BSS_MASK_CAPABILITIES) {
5301 		ret = os_snprintf(pos, end - pos, "capabilities=0x%04x\n",
5302 				  bss->caps);
5303 		if (os_snprintf_error(end - pos, ret))
5304 			return 0;
5305 		pos += ret;
5306 	}
5307 
5308 	if (mask & WPA_BSS_MASK_QUAL) {
5309 		ret = os_snprintf(pos, end - pos, "qual=%d\n", bss->qual);
5310 		if (os_snprintf_error(end - pos, ret))
5311 			return 0;
5312 		pos += ret;
5313 	}
5314 
5315 	if (mask & WPA_BSS_MASK_NOISE) {
5316 		ret = os_snprintf(pos, end - pos, "noise=%d\n", bss->noise);
5317 		if (os_snprintf_error(end - pos, ret))
5318 			return 0;
5319 		pos += ret;
5320 	}
5321 
5322 	if (mask & WPA_BSS_MASK_LEVEL) {
5323 		ret = os_snprintf(pos, end - pos, "level=%d\n", bss->level);
5324 		if (os_snprintf_error(end - pos, ret))
5325 			return 0;
5326 		pos += ret;
5327 	}
5328 
5329 	if (mask & WPA_BSS_MASK_TSF) {
5330 		ret = os_snprintf(pos, end - pos, "tsf=%016llu\n",
5331 				  (unsigned long long) bss->tsf);
5332 		if (os_snprintf_error(end - pos, ret))
5333 			return 0;
5334 		pos += ret;
5335 	}
5336 
5337 	if (mask & WPA_BSS_MASK_AGE) {
5338 		struct os_reltime now;
5339 
5340 		os_get_reltime(&now);
5341 		ret = os_snprintf(pos, end - pos, "age=%d\n",
5342 				  (int) (now.sec - bss->last_update.sec));
5343 		if (os_snprintf_error(end - pos, ret))
5344 			return 0;
5345 		pos += ret;
5346 	}
5347 
5348 	if (mask & WPA_BSS_MASK_IE) {
5349 		ret = os_snprintf(pos, end - pos, "ie=");
5350 		if (os_snprintf_error(end - pos, ret))
5351 			return 0;
5352 		pos += ret;
5353 
5354 		ie = wpa_bss_ie_ptr(bss);
5355 		for (i = 0; i < bss->ie_len; i++) {
5356 			ret = os_snprintf(pos, end - pos, "%02x", *ie++);
5357 			if (os_snprintf_error(end - pos, ret))
5358 				return 0;
5359 			pos += ret;
5360 		}
5361 
5362 		ret = os_snprintf(pos, end - pos, "\n");
5363 		if (os_snprintf_error(end - pos, ret))
5364 			return 0;
5365 		pos += ret;
5366 	}
5367 
5368 	if (mask & WPA_BSS_MASK_FLAGS) {
5369 		ret = os_snprintf(pos, end - pos, "flags=");
5370 		if (os_snprintf_error(end - pos, ret))
5371 			return 0;
5372 		pos += ret;
5373 
5374 		mesh = wpa_bss_get_ie(bss, WLAN_EID_MESH_ID);
5375 
5376 		ie = wpa_bss_get_vendor_ie(bss, WPA_IE_VENDOR_TYPE);
5377 		if (ie)
5378 			pos = wpa_supplicant_ie_txt(pos, end, "WPA", ie,
5379 						    2 + ie[1]);
5380 		ie2 = wpa_bss_get_ie(bss, WLAN_EID_RSN);
5381 		if (ie2)
5382 			pos = wpa_supplicant_ie_txt(pos, end,
5383 						    mesh ? "RSN" : "WPA2", ie2,
5384 						    2 + ie2[1]);
5385 		rsnxe = wpa_bss_get_ie(bss, WLAN_EID_RSNX);
5386 		if (ieee802_11_rsnx_capab(rsnxe, WLAN_RSNX_CAPAB_SAE_H2E)) {
5387 			ret = os_snprintf(pos, end - pos, "[SAE-H2E]");
5388 			if (os_snprintf_error(end - pos, ret))
5389 				return -1;
5390 			pos += ret;
5391 		}
5392 		if (ieee802_11_rsnx_capab(rsnxe, WLAN_RSNX_CAPAB_SAE_PK)) {
5393 			ret = os_snprintf(pos, end - pos, "[SAE-PK]");
5394 			if (os_snprintf_error(end - pos, ret))
5395 				return -1;
5396 			pos += ret;
5397 		}
5398 		osen_ie = wpa_bss_get_vendor_ie(bss, OSEN_IE_VENDOR_TYPE);
5399 		if (osen_ie)
5400 			pos = wpa_supplicant_ie_txt(pos, end, "OSEN",
5401 						    osen_ie, 2 + osen_ie[1]);
5402 		owe = wpa_bss_get_vendor_ie(bss, OWE_IE_VENDOR_TYPE);
5403 		if (owe) {
5404 			ret = os_snprintf(
5405 				pos, end - pos,
5406 				ie2 ? "[OWE-TRANS]" : "[OWE-TRANS-OPEN]");
5407 			if (os_snprintf_error(end - pos, ret))
5408 				return 0;
5409 			pos += ret;
5410 		}
5411 		pos = wpa_supplicant_wps_ie_txt(wpa_s, pos, end, bss);
5412 		if (!ie && !ie2 && !osen_ie &&
5413 		    (bss->caps & IEEE80211_CAP_PRIVACY)) {
5414 			ret = os_snprintf(pos, end - pos, "[WEP]");
5415 			if (os_snprintf_error(end - pos, ret))
5416 				return 0;
5417 			pos += ret;
5418 		}
5419 
5420 		if (mesh) {
5421 			ret = os_snprintf(pos, end - pos, "[MESH]");
5422 			if (os_snprintf_error(end - pos, ret))
5423 				return 0;
5424 			pos += ret;
5425 		}
5426 
5427 		if (bss_is_dmg(bss)) {
5428 			const char *s;
5429 			ret = os_snprintf(pos, end - pos, "[DMG]");
5430 			if (os_snprintf_error(end - pos, ret))
5431 				return 0;
5432 			pos += ret;
5433 			switch (bss->caps & IEEE80211_CAP_DMG_MASK) {
5434 			case IEEE80211_CAP_DMG_IBSS:
5435 				s = "[IBSS]";
5436 				break;
5437 			case IEEE80211_CAP_DMG_AP:
5438 				s = "[ESS]";
5439 				break;
5440 			case IEEE80211_CAP_DMG_PBSS:
5441 				s = "[PBSS]";
5442 				break;
5443 			default:
5444 				s = "";
5445 				break;
5446 			}
5447 			ret = os_snprintf(pos, end - pos, "%s", s);
5448 			if (os_snprintf_error(end - pos, ret))
5449 				return 0;
5450 			pos += ret;
5451 		} else {
5452 			if (bss->caps & IEEE80211_CAP_IBSS) {
5453 				ret = os_snprintf(pos, end - pos, "[IBSS]");
5454 				if (os_snprintf_error(end - pos, ret))
5455 					return 0;
5456 				pos += ret;
5457 			}
5458 			if (bss->caps & IEEE80211_CAP_ESS) {
5459 				ret = os_snprintf(pos, end - pos, "[ESS]");
5460 				if (os_snprintf_error(end - pos, ret))
5461 					return 0;
5462 				pos += ret;
5463 			}
5464 		}
5465 		if (wpa_bss_get_vendor_ie(bss, P2P_IE_VENDOR_TYPE) ||
5466 		    wpa_bss_get_vendor_ie_beacon(bss, P2P_IE_VENDOR_TYPE)) {
5467 			ret = os_snprintf(pos, end - pos, "[P2P]");
5468 			if (os_snprintf_error(end - pos, ret))
5469 				return 0;
5470 			pos += ret;
5471 		}
5472 #ifdef CONFIG_HS20
5473 		if (wpa_bss_get_vendor_ie(bss, HS20_IE_VENDOR_TYPE)) {
5474 			ret = os_snprintf(pos, end - pos, "[HS20]");
5475 			if (os_snprintf_error(end - pos, ret))
5476 				return 0;
5477 			pos += ret;
5478 		}
5479 #endif /* CONFIG_HS20 */
5480 #ifdef CONFIG_FILS
5481 		if (wpa_bss_get_ie(bss, WLAN_EID_FILS_INDICATION)) {
5482 			ret = os_snprintf(pos, end - pos, "[FILS]");
5483 			if (os_snprintf_error(end - pos, ret))
5484 				return 0;
5485 			pos += ret;
5486 		}
5487 #endif /* CONFIG_FILS */
5488 #ifdef CONFIG_FST
5489 		if (wpa_bss_get_ie(bss, WLAN_EID_MULTI_BAND)) {
5490 			ret = os_snprintf(pos, end - pos, "[FST]");
5491 			if (os_snprintf_error(end - pos, ret))
5492 				return 0;
5493 			pos += ret;
5494 		}
5495 #endif /* CONFIG_FST */
5496 		if (wpa_bss_ext_capab(bss, WLAN_EXT_CAPAB_UTF_8_SSID)) {
5497 			ret = os_snprintf(pos, end - pos, "[UTF-8]");
5498 			if (os_snprintf_error(end - pos, ret))
5499 				return 0;
5500 			pos += ret;
5501 		}
5502 
5503 		ret = os_snprintf(pos, end - pos, "\n");
5504 		if (os_snprintf_error(end - pos, ret))
5505 			return 0;
5506 		pos += ret;
5507 	}
5508 
5509 	if (mask & WPA_BSS_MASK_SSID) {
5510 		ret = os_snprintf(pos, end - pos, "ssid=%s\n",
5511 				  wpa_ssid_txt(bss->ssid, bss->ssid_len));
5512 		if (os_snprintf_error(end - pos, ret))
5513 			return 0;
5514 		pos += ret;
5515 	}
5516 
5517 #ifdef CONFIG_WPS
5518 	if (mask & WPA_BSS_MASK_WPS_SCAN) {
5519 		ie = wpa_bss_ie_ptr(bss);
5520 		ret = wpas_wps_scan_result_text(ie, bss->ie_len, pos, end);
5521 		if (ret >= end - pos)
5522 			return 0;
5523 		if (ret > 0)
5524 			pos += ret;
5525 	}
5526 #endif /* CONFIG_WPS */
5527 
5528 #ifdef CONFIG_P2P
5529 	if (mask & WPA_BSS_MASK_P2P_SCAN) {
5530 		ie = wpa_bss_ie_ptr(bss);
5531 		ret = wpas_p2p_scan_result_text(ie, bss->ie_len, pos, end);
5532 		if (ret >= end - pos)
5533 			return 0;
5534 		if (ret > 0)
5535 			pos += ret;
5536 	}
5537 #endif /* CONFIG_P2P */
5538 
5539 #ifdef CONFIG_WIFI_DISPLAY
5540 	if (mask & WPA_BSS_MASK_WIFI_DISPLAY) {
5541 		struct wpabuf *wfd;
5542 
5543 		ie = wpa_bss_ie_ptr(bss);
5544 		wfd = ieee802_11_vendor_ie_concat(ie, bss->ie_len,
5545 						  WFD_IE_VENDOR_TYPE);
5546 		if (wfd) {
5547 			ret = os_snprintf(pos, end - pos, "wfd_subelems=");
5548 			if (os_snprintf_error(end - pos, ret)) {
5549 				wpabuf_free(wfd);
5550 				return 0;
5551 			}
5552 			pos += ret;
5553 
5554 			pos += wpa_snprintf_hex(pos, end - pos,
5555 						wpabuf_head(wfd),
5556 						wpabuf_len(wfd));
5557 			wpabuf_free(wfd);
5558 
5559 			ret = os_snprintf(pos, end - pos, "\n");
5560 			if (os_snprintf_error(end - pos, ret))
5561 				return 0;
5562 			pos += ret;
5563 		}
5564 	}
5565 #endif /* CONFIG_WIFI_DISPLAY */
5566 
5567 #ifdef CONFIG_INTERWORKING
5568 	if ((mask & WPA_BSS_MASK_INTERNETW) && bss->anqp) {
5569 		struct wpa_bss_anqp *anqp = bss->anqp;
5570 		struct wpa_bss_anqp_elem *elem;
5571 
5572 		pos = anqp_add_hex(pos, end, "anqp_capability_list",
5573 				   anqp->capability_list);
5574 		pos = anqp_add_hex(pos, end, "anqp_venue_name",
5575 				   anqp->venue_name);
5576 		pos = anqp_add_hex(pos, end, "anqp_network_auth_type",
5577 				   anqp->network_auth_type);
5578 		pos = anqp_add_hex(pos, end, "anqp_roaming_consortium",
5579 				   anqp->roaming_consortium);
5580 		pos = anqp_add_hex(pos, end, "anqp_ip_addr_type_availability",
5581 				   anqp->ip_addr_type_availability);
5582 		pos = anqp_add_hex(pos, end, "anqp_nai_realm",
5583 				   anqp->nai_realm);
5584 		pos = anqp_add_hex(pos, end, "anqp_3gpp", anqp->anqp_3gpp);
5585 		pos = anqp_add_hex(pos, end, "anqp_domain_name",
5586 				   anqp->domain_name);
5587 		pos = anqp_add_hex(pos, end, "anqp_fils_realm_info",
5588 				   anqp->fils_realm_info);
5589 #ifdef CONFIG_HS20
5590 		pos = anqp_add_hex(pos, end, "hs20_capability_list",
5591 				   anqp->hs20_capability_list);
5592 		pos = anqp_add_hex(pos, end, "hs20_operator_friendly_name",
5593 				   anqp->hs20_operator_friendly_name);
5594 		pos = anqp_add_hex(pos, end, "hs20_wan_metrics",
5595 				   anqp->hs20_wan_metrics);
5596 		pos = anqp_add_hex(pos, end, "hs20_connection_capability",
5597 				   anqp->hs20_connection_capability);
5598 		pos = anqp_add_hex(pos, end, "hs20_operating_class",
5599 				   anqp->hs20_operating_class);
5600 		pos = anqp_add_hex(pos, end, "hs20_osu_providers_list",
5601 				   anqp->hs20_osu_providers_list);
5602 		pos = anqp_add_hex(pos, end, "hs20_operator_icon_metadata",
5603 				   anqp->hs20_operator_icon_metadata);
5604 		pos = anqp_add_hex(pos, end, "hs20_osu_providers_nai_list",
5605 				   anqp->hs20_osu_providers_nai_list);
5606 #endif /* CONFIG_HS20 */
5607 
5608 		dl_list_for_each(elem, &anqp->anqp_elems,
5609 				 struct wpa_bss_anqp_elem, list) {
5610 			char title[20];
5611 
5612 			os_snprintf(title, sizeof(title), "anqp[%u]",
5613 				    elem->infoid);
5614 			pos = anqp_add_hex(pos, end, title, elem->payload);
5615 			if (elem->protected_response) {
5616 				ret = os_snprintf(pos, end - pos,
5617 						  "protected-anqp-info[%u]=1\n",
5618 						  elem->infoid);
5619 				if (os_snprintf_error(end - pos, ret))
5620 					return 0;
5621 				pos += ret;
5622 			}
5623 		}
5624 	}
5625 #endif /* CONFIG_INTERWORKING */
5626 
5627 #ifdef CONFIG_MESH
5628 	if (mask & WPA_BSS_MASK_MESH_SCAN) {
5629 		ie = wpa_bss_ie_ptr(bss);
5630 		ret = wpas_mesh_scan_result_text(ie, bss->ie_len, pos, end);
5631 		if (ret >= end - pos)
5632 			return 0;
5633 		if (ret > 0)
5634 			pos += ret;
5635 	}
5636 #endif /* CONFIG_MESH */
5637 
5638 	if (mask & WPA_BSS_MASK_SNR) {
5639 		ret = os_snprintf(pos, end - pos, "snr=%d\n", bss->snr);
5640 		if (os_snprintf_error(end - pos, ret))
5641 			return 0;
5642 		pos += ret;
5643 	}
5644 
5645 	if (mask & WPA_BSS_MASK_EST_THROUGHPUT) {
5646 		ret = os_snprintf(pos, end - pos, "est_throughput=%d\n",
5647 				  bss->est_throughput);
5648 		if (os_snprintf_error(end - pos, ret))
5649 			return 0;
5650 		pos += ret;
5651 	}
5652 
5653 #ifdef CONFIG_FST
5654 	if (mask & WPA_BSS_MASK_FST) {
5655 		ret = fst_ctrl_iface_mb_info(bss->bssid, pos, end - pos);
5656 		if (ret < 0 || ret >= end - pos)
5657 			return 0;
5658 		pos += ret;
5659 	}
5660 #endif /* CONFIG_FST */
5661 
5662 	if (mask & WPA_BSS_MASK_UPDATE_IDX) {
5663 		ret = os_snprintf(pos, end - pos, "update_idx=%u\n",
5664 				  bss->last_update_idx);
5665 		if (os_snprintf_error(end - pos, ret))
5666 			return 0;
5667 		pos += ret;
5668 	}
5669 
5670 	if ((mask & WPA_BSS_MASK_BEACON_IE) && bss->beacon_ie_len) {
5671 		ret = os_snprintf(pos, end - pos, "beacon_ie=");
5672 		if (os_snprintf_error(end - pos, ret))
5673 			return 0;
5674 		pos += ret;
5675 
5676 		ie = wpa_bss_ie_ptr(bss);
5677 		ie += bss->ie_len;
5678 		for (i = 0; i < bss->beacon_ie_len; i++) {
5679 			ret = os_snprintf(pos, end - pos, "%02x", *ie++);
5680 			if (os_snprintf_error(end - pos, ret))
5681 				return 0;
5682 			pos += ret;
5683 		}
5684 
5685 		ret = os_snprintf(pos, end - pos, "\n");
5686 		if (os_snprintf_error(end - pos, ret))
5687 			return 0;
5688 		pos += ret;
5689 	}
5690 
5691 #ifdef CONFIG_FILS
5692 	if (mask & WPA_BSS_MASK_FILS_INDICATION) {
5693 		ret = print_fils_indication(bss, pos, end);
5694 		if (ret < 0)
5695 			return 0;
5696 		pos += ret;
5697 	}
5698 #endif /* CONFIG_FILS */
5699 
5700 	if (!is_zero_ether_addr(bss->mld_addr) &&
5701 	    (mask & WPA_BSS_MASK_AP_MLD_ADDR)) {
5702 		ret = os_snprintf(pos, end - pos,
5703 				  "ap_mld_addr=" MACSTR "\n",
5704 				  MAC2STR(bss->mld_addr));
5705 		if (os_snprintf_error(end - pos, ret))
5706 			return 0;
5707 		pos += ret;
5708 	}
5709 
5710 	if (mask & WPA_BSS_MASK_RNR)
5711 		pos += print_rnr(bss, pos, end);
5712 
5713 	if (mask & WPA_BSS_MASK_ML)
5714 		pos += print_ml(bss, pos, end);
5715 
5716 	if (mask & WPA_BSS_MASK_DELIM) {
5717 		ret = os_snprintf(pos, end - pos, "====\n");
5718 		if (os_snprintf_error(end - pos, ret))
5719 			return 0;
5720 		pos += ret;
5721 	}
5722 
5723 	return pos - buf;
5724 }
5725 
5726 
wpa_supplicant_ctrl_iface_bss(struct wpa_supplicant * wpa_s,const char * cmd,char * buf,size_t buflen)5727 static int wpa_supplicant_ctrl_iface_bss(struct wpa_supplicant *wpa_s,
5728 					 const char *cmd, char *buf,
5729 					 size_t buflen)
5730 {
5731 	u8 bssid[ETH_ALEN];
5732 	size_t i;
5733 	struct wpa_bss *bss;
5734 	struct wpa_bss *bsslast = NULL;
5735 	struct dl_list *next;
5736 	int ret = 0;
5737 	int len;
5738 	char *ctmp, *end = buf + buflen;
5739 	unsigned long mask = WPA_BSS_MASK_ALL;
5740 
5741 	if (os_strncmp(cmd, "RANGE=", 6) == 0) {
5742 		if (os_strncmp(cmd + 6, "ALL", 3) == 0) {
5743 			bss = dl_list_first(&wpa_s->bss_id, struct wpa_bss,
5744 					    list_id);
5745 			bsslast = dl_list_last(&wpa_s->bss_id, struct wpa_bss,
5746 					       list_id);
5747 		} else { /* N1-N2 */
5748 			unsigned int id1, id2;
5749 
5750 			if ((ctmp = os_strchr(cmd + 6, '-')) == NULL) {
5751 				wpa_printf(MSG_INFO, "Wrong BSS range "
5752 					   "format");
5753 				return 0;
5754 			}
5755 
5756 			if (*(cmd + 6) == '-')
5757 				id1 = 0;
5758 			else
5759 				id1 = atoi(cmd + 6);
5760 			ctmp++;
5761 			if (*ctmp >= '0' && *ctmp <= '9')
5762 				id2 = atoi(ctmp);
5763 			else
5764 				id2 = (unsigned int) -1;
5765 			bss = wpa_bss_get_id_range(wpa_s, id1, id2);
5766 			if (id2 == (unsigned int) -1)
5767 				bsslast = dl_list_last(&wpa_s->bss_id,
5768 						       struct wpa_bss,
5769 						       list_id);
5770 			else {
5771 				bsslast = wpa_bss_get_id(wpa_s, id2);
5772 				if (bsslast == NULL && bss && id2 > id1) {
5773 					struct wpa_bss *tmp = bss;
5774 					for (;;) {
5775 						next = tmp->list_id.next;
5776 						if (next == &wpa_s->bss_id)
5777 							break;
5778 						tmp = dl_list_entry(
5779 							next, struct wpa_bss,
5780 							list_id);
5781 						if (tmp->id > id2)
5782 							break;
5783 						bsslast = tmp;
5784 					}
5785 				}
5786 			}
5787 		}
5788 	} else if (os_strncmp(cmd, "FIRST", 5) == 0)
5789 		bss = dl_list_first(&wpa_s->bss_id, struct wpa_bss, list_id);
5790 	else if (os_strncmp(cmd, "LAST", 4) == 0)
5791 		bss = dl_list_last(&wpa_s->bss_id, struct wpa_bss, list_id);
5792 	else if (os_strncmp(cmd, "ID-", 3) == 0) {
5793 		i = atoi(cmd + 3);
5794 		bss = wpa_bss_get_id(wpa_s, i);
5795 	} else if (os_strncmp(cmd, "NEXT-", 5) == 0) {
5796 		i = atoi(cmd + 5);
5797 		bss = wpa_bss_get_id(wpa_s, i);
5798 		if (bss) {
5799 			next = bss->list_id.next;
5800 			if (next == &wpa_s->bss_id)
5801 				bss = NULL;
5802 			else
5803 				bss = dl_list_entry(next, struct wpa_bss,
5804 						    list_id);
5805 		}
5806 	} else if (os_strncmp(cmd, "CURRENT", 7) == 0) {
5807 		bss = wpa_s->current_bss;
5808 #ifdef CONFIG_P2P
5809 	} else if (os_strncmp(cmd, "p2p_dev_addr=", 13) == 0) {
5810 		if (hwaddr_aton(cmd + 13, bssid) == 0)
5811 			bss = wpa_bss_get_p2p_dev_addr(wpa_s, bssid);
5812 		else
5813 			bss = NULL;
5814 #endif /* CONFIG_P2P */
5815 	} else if (hwaddr_aton(cmd, bssid) == 0)
5816 		bss = wpa_bss_get_bssid(wpa_s, bssid);
5817 	else {
5818 		struct wpa_bss *tmp;
5819 		i = atoi(cmd);
5820 		bss = NULL;
5821 		dl_list_for_each(tmp, &wpa_s->bss_id, struct wpa_bss, list_id)
5822 		{
5823 			if (i == 0) {
5824 				bss = tmp;
5825 				break;
5826 			}
5827 			i--;
5828 		}
5829 	}
5830 
5831 	if ((ctmp = os_strstr(cmd, "MASK=")) != NULL) {
5832 		mask = strtoul(ctmp + 5, NULL, 0x10);
5833 		if (mask == 0)
5834 			mask = WPA_BSS_MASK_ALL;
5835 	}
5836 
5837 	if (bss == NULL)
5838 		return 0;
5839 
5840 	if (bsslast == NULL)
5841 		bsslast = bss;
5842 	do {
5843 		len = print_bss_info(wpa_s, bss, mask, buf, buflen);
5844 		ret += len;
5845 		buf += len;
5846 		buflen -= len;
5847 		if (bss == bsslast) {
5848 			if ((mask & WPA_BSS_MASK_DELIM) && len &&
5849 			    (bss == dl_list_last(&wpa_s->bss_id,
5850 						 struct wpa_bss, list_id))) {
5851 				int res;
5852 
5853 				res = os_snprintf(buf - 5, end - buf + 5,
5854 						  "####\n");
5855 				if (os_snprintf_error(end - buf + 5, res)) {
5856 					wpa_printf(MSG_DEBUG,
5857 						   "Could not add end delim");
5858 				}
5859 			}
5860 			break;
5861 		}
5862 		next = bss->list_id.next;
5863 		if (next == &wpa_s->bss_id)
5864 			break;
5865 		bss = dl_list_entry(next, struct wpa_bss, list_id);
5866 	} while (bss && len);
5867 
5868 	return ret;
5869 }
5870 
5871 
wpa_supplicant_ctrl_iface_ap_scan(struct wpa_supplicant * wpa_s,char * cmd)5872 static int wpa_supplicant_ctrl_iface_ap_scan(
5873 	struct wpa_supplicant *wpa_s, char *cmd)
5874 {
5875 	int ap_scan = atoi(cmd);
5876 	return wpa_supplicant_set_ap_scan(wpa_s, ap_scan);
5877 }
5878 
5879 
wpa_supplicant_ctrl_iface_scan_interval(struct wpa_supplicant * wpa_s,char * cmd)5880 static int wpa_supplicant_ctrl_iface_scan_interval(
5881 	struct wpa_supplicant *wpa_s, char *cmd)
5882 {
5883 	int scan_int = atoi(cmd);
5884 	return wpa_supplicant_set_scan_interval(wpa_s, scan_int);
5885 }
5886 
5887 
wpa_supplicant_ctrl_iface_bss_expire_age(struct wpa_supplicant * wpa_s,char * cmd)5888 static int wpa_supplicant_ctrl_iface_bss_expire_age(
5889 	struct wpa_supplicant *wpa_s, char *cmd)
5890 {
5891 	int expire_age = atoi(cmd);
5892 	return wpa_supplicant_set_bss_expiration_age(wpa_s, expire_age);
5893 }
5894 
5895 
wpa_supplicant_ctrl_iface_bss_expire_count(struct wpa_supplicant * wpa_s,char * cmd)5896 static int wpa_supplicant_ctrl_iface_bss_expire_count(
5897 	struct wpa_supplicant *wpa_s, char *cmd)
5898 {
5899 	int expire_count = atoi(cmd);
5900 	return wpa_supplicant_set_bss_expiration_count(wpa_s, expire_count);
5901 }
5902 
5903 
wpa_supplicant_ctrl_iface_bss_flush(struct wpa_supplicant * wpa_s,char * cmd)5904 static void wpa_supplicant_ctrl_iface_bss_flush(
5905 	struct wpa_supplicant *wpa_s, char *cmd)
5906 {
5907 	int flush_age = atoi(cmd);
5908 
5909 	if (flush_age == 0)
5910 		wpa_bss_flush(wpa_s);
5911 	else
5912 		wpa_bss_flush_by_age(wpa_s, flush_age);
5913 }
5914 
5915 
5916 #ifdef CONFIG_TESTING_OPTIONS
wpa_supplicant_ctrl_iface_drop_sa(struct wpa_supplicant * wpa_s)5917 static void wpa_supplicant_ctrl_iface_drop_sa(struct wpa_supplicant *wpa_s)
5918 {
5919 	wpa_printf(MSG_DEBUG, "Dropping SA without deauthentication");
5920 	/* MLME-DELETEKEYS.request */
5921 	wpa_drv_set_key(wpa_s, -1, WPA_ALG_NONE, NULL, 0, 0, NULL, 0, NULL,
5922 			0, KEY_FLAG_GROUP);
5923 	wpa_drv_set_key(wpa_s, -1, WPA_ALG_NONE, NULL, 1, 0, NULL, 0, NULL,
5924 			0, KEY_FLAG_GROUP);
5925 	wpa_drv_set_key(wpa_s, -1, WPA_ALG_NONE, NULL, 2, 0, NULL, 0, NULL,
5926 			0, KEY_FLAG_GROUP);
5927 	wpa_drv_set_key(wpa_s, -1, WPA_ALG_NONE, NULL, 3, 0, NULL, 0, NULL,
5928 			0, KEY_FLAG_GROUP);
5929 	wpa_drv_set_key(wpa_s, -1, WPA_ALG_NONE, NULL, 4, 0, NULL, 0, NULL,
5930 			0, KEY_FLAG_GROUP);
5931 	wpa_drv_set_key(wpa_s, -1, WPA_ALG_NONE, NULL, 5, 0, NULL, 0, NULL,
5932 			0, KEY_FLAG_GROUP);
5933 
5934 	wpa_drv_set_key(wpa_s, -1, WPA_ALG_NONE, wpa_s->bssid, 0, 0, NULL, 0,
5935 			NULL, 0, KEY_FLAG_PAIRWISE);
5936 	if (wpa_sm_ext_key_id(wpa_s->wpa))
5937 		wpa_drv_set_key(wpa_s, -1, WPA_ALG_NONE, wpa_s->bssid, 1, 0,
5938 				NULL, 0, NULL, 0, KEY_FLAG_PAIRWISE);
5939 	/* MLME-SETPROTECTION.request(None) */
5940 	wpa_drv_mlme_setprotection(wpa_s, wpa_s->bssid,
5941 				   MLME_SETPROTECTION_PROTECT_TYPE_NONE,
5942 				   MLME_SETPROTECTION_KEY_TYPE_PAIRWISE);
5943 	wpa_sm_drop_sa(wpa_s->wpa);
5944 }
5945 #endif /* CONFIG_TESTING_OPTIONS */
5946 
5947 
wpa_supplicant_ctrl_iface_roam(struct wpa_supplicant * wpa_s,char * addr)5948 static int wpa_supplicant_ctrl_iface_roam(struct wpa_supplicant *wpa_s,
5949 					  char *addr)
5950 {
5951 #ifdef CONFIG_NO_SCAN_PROCESSING
5952 	return -1;
5953 #else /* CONFIG_NO_SCAN_PROCESSING */
5954 	u8 bssid[ETH_ALEN];
5955 	struct wpa_bss *bss;
5956 	struct wpa_ssid *ssid = wpa_s->current_ssid;
5957 	struct wpa_radio_work *already_connecting;
5958 
5959 	if (hwaddr_aton(addr, bssid)) {
5960 		wpa_printf(MSG_DEBUG, "CTRL_IFACE ROAM: invalid "
5961 			   "address '%s'", addr);
5962 		return -1;
5963 	}
5964 
5965 	wpa_printf(MSG_DEBUG, "CTRL_IFACE ROAM " MACSTR, MAC2STR(bssid));
5966 
5967 	if (!ssid) {
5968 		wpa_printf(MSG_DEBUG, "CTRL_IFACE ROAM: No network "
5969 			   "configuration known for the target AP");
5970 		return -1;
5971 	}
5972 
5973 	bss = wpa_bss_get(wpa_s, bssid, ssid->ssid, ssid->ssid_len);
5974 	if (!bss) {
5975 		wpa_printf(MSG_DEBUG, "CTRL_IFACE ROAM: Target AP not found "
5976 			   "from BSS table");
5977 		return -1;
5978 	}
5979 
5980 	/*
5981 	 * TODO: Find best network configuration block from configuration to
5982 	 * allow roaming to other networks
5983 	 */
5984 
5985 	already_connecting = radio_work_pending(wpa_s, "sme-connect");
5986 	wpa_s->reassociate = 1;
5987 	wpa_supplicant_connect(wpa_s, bss, ssid);
5988 
5989 	/*
5990 	 * Indicate that an explicitly requested roam is in progress so scan
5991 	 * results that come in before the 'sme-connect' radio work gets
5992 	 * executed do not override the original connection attempt.
5993 	 */
5994 	if (!already_connecting && radio_work_pending(wpa_s, "sme-connect"))
5995 		wpa_s->roam_in_progress = true;
5996 
5997 	return 0;
5998 #endif /* CONFIG_NO_SCAN_PROCESSING */
5999 }
6000 
6001 
6002 #ifdef CONFIG_P2P
p2p_ctrl_find(struct wpa_supplicant * wpa_s,char * cmd)6003 static int p2p_ctrl_find(struct wpa_supplicant *wpa_s, char *cmd)
6004 {
6005 	unsigned int timeout = atoi(cmd);
6006 	enum p2p_discovery_type type = P2P_FIND_START_WITH_FULL;
6007 	u8 dev_id[ETH_ALEN], *_dev_id = NULL;
6008 	u8 dev_type[WPS_DEV_TYPE_LEN], *_dev_type = NULL;
6009 	char *pos;
6010 	unsigned int search_delay;
6011 	const char *_seek[P2P_MAX_QUERY_HASH + 1], **seek = NULL;
6012 	u8 seek_count = 0;
6013 	int freq = 0;
6014 	bool include_6ghz = false;
6015 
6016 	if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED) {
6017 		wpa_dbg(wpa_s, MSG_INFO,
6018 			"Reject P2P_FIND since interface is disabled");
6019 		return -1;
6020 	}
6021 
6022 	if (os_strstr(cmd, " include_6ghz"))
6023 		include_6ghz = true;
6024 	if (os_strstr(cmd, "type=social"))
6025 		type = P2P_FIND_ONLY_SOCIAL;
6026 	else if (os_strstr(cmd, "type=progressive"))
6027 		type = P2P_FIND_PROGRESSIVE;
6028 
6029 	pos = os_strstr(cmd, "dev_id=");
6030 	if (pos) {
6031 		pos += 7;
6032 		if (hwaddr_aton(pos, dev_id))
6033 			return -1;
6034 		_dev_id = dev_id;
6035 	}
6036 
6037 	pos = os_strstr(cmd, "dev_type=");
6038 	if (pos) {
6039 		pos += 9;
6040 		if (wps_dev_type_str2bin(pos, dev_type) < 0)
6041 			return -1;
6042 		_dev_type = dev_type;
6043 	}
6044 
6045 	pos = os_strstr(cmd, "delay=");
6046 	if (pos) {
6047 		pos += 6;
6048 		search_delay = atoi(pos);
6049 	} else
6050 		search_delay = wpas_p2p_search_delay(wpa_s);
6051 
6052 	pos = os_strstr(cmd, "freq=");
6053 	if (pos) {
6054 		pos += 5;
6055 		freq = atoi(pos);
6056 		if (freq <= 0)
6057 			return -1;
6058 	}
6059 
6060 	/* Must be searched for last, because it adds nul termination */
6061 	pos = os_strstr(cmd, " seek=");
6062 	if (pos)
6063 		pos += 6;
6064 	while (pos && seek_count < P2P_MAX_QUERY_HASH + 1) {
6065 		char *term;
6066 
6067 		_seek[seek_count++] = pos;
6068 		seek = _seek;
6069 		term = os_strchr(pos, ' ');
6070 		if (!term)
6071 			break;
6072 		*term = '\0';
6073 		pos = os_strstr(term + 1, "seek=");
6074 		if (pos)
6075 			pos += 5;
6076 	}
6077 	if (seek_count > P2P_MAX_QUERY_HASH) {
6078 		seek[0] = NULL;
6079 		seek_count = 1;
6080 	}
6081 
6082 	return wpas_p2p_find(wpa_s, timeout, type, _dev_type != NULL, _dev_type,
6083 			     _dev_id, search_delay, seek_count, seek, freq,
6084 			     include_6ghz);
6085 }
6086 
6087 
p2ps_ctrl_parse_cpt_priority(const char * pos,u8 * cpt)6088 static int p2ps_ctrl_parse_cpt_priority(const char *pos, u8 *cpt)
6089 {
6090 	const char *last = NULL;
6091 	const char *token;
6092 	long int token_len;
6093 	unsigned int i;
6094 
6095 	/* Expected predefined CPT names delimited by ':' */
6096 	for (i = 0; (token = cstr_token(pos, ": \t", &last)); i++) {
6097 		if (i >= P2PS_FEATURE_CAPAB_CPT_MAX) {
6098 			wpa_printf(MSG_ERROR,
6099 				   "P2PS: CPT name list is too long, expected up to %d names",
6100 				   P2PS_FEATURE_CAPAB_CPT_MAX);
6101 			cpt[0] = 0;
6102 			return -1;
6103 		}
6104 
6105 		token_len = last - token;
6106 
6107 		if (token_len  == 3 &&
6108 		    os_memcmp(token, "UDP", token_len) == 0) {
6109 			cpt[i] = P2PS_FEATURE_CAPAB_UDP_TRANSPORT;
6110 		} else if (token_len == 3 &&
6111 			   os_memcmp(token, "MAC", token_len) == 0) {
6112 			cpt[i] = P2PS_FEATURE_CAPAB_MAC_TRANSPORT;
6113 		} else {
6114 			wpa_printf(MSG_ERROR,
6115 				   "P2PS: Unsupported CPT name '%s'", token);
6116 			cpt[0] = 0;
6117 			return -1;
6118 		}
6119 
6120 		if (isblank((unsigned char) *last)) {
6121 			i++;
6122 			break;
6123 		}
6124 	}
6125 	cpt[i] = 0;
6126 	return 0;
6127 }
6128 
6129 
p2p_parse_asp_provision_cmd(const char * cmd)6130 static struct p2ps_provision * p2p_parse_asp_provision_cmd(const char *cmd)
6131 {
6132 	struct p2ps_provision *p2ps_prov;
6133 	char *pos;
6134 	size_t info_len = 0;
6135 	char *info = NULL;
6136 	u8 role = P2PS_SETUP_NONE;
6137 	long long unsigned val;
6138 	int i;
6139 
6140 	pos = os_strstr(cmd, "info=");
6141 	if (pos) {
6142 		pos += 5;
6143 		info_len = os_strlen(pos);
6144 
6145 		if (info_len) {
6146 			info = os_malloc(info_len + 1);
6147 			if (info) {
6148 				info_len = utf8_unescape(pos, info_len,
6149 							 info, info_len + 1);
6150 			} else
6151 				info_len = 0;
6152 		}
6153 	}
6154 
6155 	p2ps_prov = os_zalloc(sizeof(struct p2ps_provision) + info_len + 1);
6156 	if (p2ps_prov == NULL) {
6157 		os_free(info);
6158 		return NULL;
6159 	}
6160 
6161 	if (info) {
6162 		os_memcpy(p2ps_prov->info, info, info_len);
6163 		p2ps_prov->info[info_len] = '\0';
6164 		os_free(info);
6165 	}
6166 
6167 	pos = os_strstr(cmd, "status=");
6168 	if (pos)
6169 		p2ps_prov->status = atoi(pos + 7);
6170 	else
6171 		p2ps_prov->status = -1;
6172 
6173 	pos = os_strstr(cmd, "adv_id=");
6174 	if (!pos || sscanf(pos + 7, "%llx", &val) != 1 || val > 0xffffffffULL)
6175 		goto invalid_args;
6176 	p2ps_prov->adv_id = val;
6177 
6178 	pos = os_strstr(cmd, "method=");
6179 	if (pos)
6180 		p2ps_prov->method = strtol(pos + 7, NULL, 16);
6181 	else
6182 		p2ps_prov->method = 0;
6183 
6184 	pos = os_strstr(cmd, "session=");
6185 	if (!pos || sscanf(pos + 8, "%llx", &val) != 1 || val > 0xffffffffULL)
6186 		goto invalid_args;
6187 	p2ps_prov->session_id = val;
6188 
6189 	pos = os_strstr(cmd, "adv_mac=");
6190 	if (!pos || hwaddr_aton(pos + 8, p2ps_prov->adv_mac))
6191 		goto invalid_args;
6192 
6193 	pos = os_strstr(cmd, "session_mac=");
6194 	if (!pos || hwaddr_aton(pos + 12, p2ps_prov->session_mac))
6195 		goto invalid_args;
6196 
6197 	pos = os_strstr(cmd, "cpt=");
6198 	if (pos) {
6199 		if (p2ps_ctrl_parse_cpt_priority(pos + 4,
6200 						 p2ps_prov->cpt_priority))
6201 			goto invalid_args;
6202 	} else {
6203 		p2ps_prov->cpt_priority[0] = P2PS_FEATURE_CAPAB_UDP_TRANSPORT;
6204 	}
6205 
6206 	for (i = 0; p2ps_prov->cpt_priority[i]; i++)
6207 		p2ps_prov->cpt_mask |= p2ps_prov->cpt_priority[i];
6208 
6209 	/* force conncap with tstCap (no validity checks) */
6210 	pos = os_strstr(cmd, "tstCap=");
6211 	if (pos) {
6212 		role = strtol(pos + 7, NULL, 16);
6213 	} else {
6214 		pos = os_strstr(cmd, "role=");
6215 		if (pos) {
6216 			role = strtol(pos + 5, NULL, 16);
6217 			if (role != P2PS_SETUP_CLIENT &&
6218 			    role != P2PS_SETUP_GROUP_OWNER)
6219 				role = P2PS_SETUP_NONE;
6220 		}
6221 	}
6222 	p2ps_prov->role = role;
6223 
6224 	return p2ps_prov;
6225 
6226 invalid_args:
6227 	os_free(p2ps_prov);
6228 	return NULL;
6229 }
6230 
6231 
p2p_ctrl_asp_provision_resp(struct wpa_supplicant * wpa_s,char * cmd)6232 static int p2p_ctrl_asp_provision_resp(struct wpa_supplicant *wpa_s, char *cmd)
6233 {
6234 	u8 addr[ETH_ALEN];
6235 	struct p2ps_provision *p2ps_prov;
6236 	char *pos;
6237 
6238 	/* <addr> id=<adv_id> [role=<conncap>] [info=<infodata>] */
6239 
6240 	wpa_printf(MSG_DEBUG, "%s: %s", __func__, cmd);
6241 
6242 	if (hwaddr_aton(cmd, addr))
6243 		return -1;
6244 
6245 	pos = cmd + 17;
6246 	if (*pos != ' ')
6247 		return -1;
6248 
6249 	p2ps_prov = p2p_parse_asp_provision_cmd(pos);
6250 	if (!p2ps_prov)
6251 		return -1;
6252 
6253 	if (p2ps_prov->status < 0) {
6254 		os_free(p2ps_prov);
6255 		return -1;
6256 	}
6257 
6258 	return wpas_p2p_prov_disc(wpa_s, addr, NULL, WPAS_P2P_PD_FOR_ASP,
6259 				  p2ps_prov);
6260 }
6261 
6262 
p2p_ctrl_asp_provision(struct wpa_supplicant * wpa_s,char * cmd)6263 static int p2p_ctrl_asp_provision(struct wpa_supplicant *wpa_s, char *cmd)
6264 {
6265 	u8 addr[ETH_ALEN];
6266 	struct p2ps_provision *p2ps_prov;
6267 	char *pos;
6268 
6269 	/* <addr> id=<adv_id> adv_mac=<adv_mac> conncap=<conncap>
6270 	 *        session=<ses_id> mac=<ses_mac> [info=<infodata>]
6271 	 */
6272 
6273 	wpa_printf(MSG_DEBUG, "%s: %s", __func__, cmd);
6274 	if (hwaddr_aton(cmd, addr))
6275 		return -1;
6276 
6277 	pos = cmd + 17;
6278 	if (*pos != ' ')
6279 		return -1;
6280 
6281 	p2ps_prov = p2p_parse_asp_provision_cmd(pos);
6282 	if (!p2ps_prov)
6283 		return -1;
6284 
6285 	p2ps_prov->pd_seeker = 1;
6286 
6287 	return wpas_p2p_prov_disc(wpa_s, addr, NULL, WPAS_P2P_PD_FOR_ASP,
6288 				  p2ps_prov);
6289 }
6290 
6291 
parse_freq(int chwidth,int freq2)6292 static int parse_freq(int chwidth, int freq2)
6293 {
6294 	if (freq2 < 0)
6295 		return -1;
6296 	if (freq2)
6297 		return CONF_OPER_CHWIDTH_80P80MHZ;
6298 
6299 	switch (chwidth) {
6300 	case 0:
6301 	case 20:
6302 	case 40:
6303 		return CONF_OPER_CHWIDTH_USE_HT;
6304 	case 80:
6305 		return CONF_OPER_CHWIDTH_80MHZ;
6306 	case 160:
6307 		return CONF_OPER_CHWIDTH_160MHZ;
6308 	case 320:
6309 		return CONF_OPER_CHWIDTH_320MHZ;
6310 	default:
6311 		wpa_printf(MSG_DEBUG, "Unknown max oper bandwidth: %d",
6312 			   chwidth);
6313 		return -1;
6314 	}
6315 }
6316 
6317 
p2p_ctrl_connect(struct wpa_supplicant * wpa_s,char * cmd,char * buf,size_t buflen)6318 static int p2p_ctrl_connect(struct wpa_supplicant *wpa_s, char *cmd,
6319 			    char *buf, size_t buflen)
6320 {
6321 	u8 addr[ETH_ALEN];
6322 	char *pos, *pos2;
6323 	char *pin = NULL;
6324 	enum p2p_wps_method wps_method;
6325 	int new_pin;
6326 	int ret;
6327 	int persistent_group, persistent_id = -1;
6328 	int join;
6329 	int auth;
6330 	int automatic;
6331 	int go_intent = -1;
6332 	int freq = 0;
6333 	int pd;
6334 	int ht40, vht, max_oper_chwidth, chwidth = 0, freq2 = 0;
6335 	int edmg;
6336 	u8 _group_ssid[SSID_MAX_LEN], *group_ssid = NULL;
6337 	size_t group_ssid_len = 0;
6338 	int he;
6339 	bool allow_6ghz;
6340 
6341 	if (!wpa_s->global->p2p_init_wpa_s)
6342 		return -1;
6343 	if (wpa_s->global->p2p_init_wpa_s != wpa_s) {
6344 		wpa_dbg(wpa_s, MSG_DEBUG, "Direct P2P_CONNECT command to %s",
6345 			wpa_s->global->p2p_init_wpa_s->ifname);
6346 		wpa_s = wpa_s->global->p2p_init_wpa_s;
6347 	}
6348 
6349 	/* <addr> <"pbc" | "pin" | PIN> [label|display|keypad|p2ps]
6350 	 * [persistent|persistent=<network id>]
6351 	 * [join] [auth] [go_intent=<0..15>] [freq=<in MHz>] [provdisc]
6352 	 * [ht40] [vht] [he] [edmg] [auto] [ssid=<hexdump>] */
6353 
6354 	if (hwaddr_aton(cmd, addr))
6355 		return -1;
6356 
6357 	pos = cmd + 17;
6358 	if (*pos != ' ')
6359 		return -1;
6360 	pos++;
6361 
6362 	persistent_group = os_strstr(pos, " persistent") != NULL;
6363 	pos2 = os_strstr(pos, " persistent=");
6364 	if (pos2) {
6365 		struct wpa_ssid *ssid;
6366 		persistent_id = atoi(pos2 + 12);
6367 		ssid = wpa_config_get_network(wpa_s->conf, persistent_id);
6368 		if (ssid == NULL || ssid->disabled != 2 ||
6369 		    ssid->mode != WPAS_MODE_P2P_GO) {
6370 			wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
6371 				   "SSID id=%d for persistent P2P group (GO)",
6372 				   persistent_id);
6373 			return -1;
6374 		}
6375 	}
6376 	join = os_strstr(pos, " join") != NULL;
6377 	allow_6ghz = os_strstr(pos, " allow_6ghz") != NULL;
6378 	auth = os_strstr(pos, " auth") != NULL;
6379 	automatic = os_strstr(pos, " auto") != NULL;
6380 	pd = os_strstr(pos, " provdisc") != NULL;
6381 	vht = (os_strstr(cmd, " vht") != NULL) || wpa_s->conf->p2p_go_vht;
6382 	ht40 = (os_strstr(cmd, " ht40") != NULL) || wpa_s->conf->p2p_go_ht40 ||
6383 		vht;
6384 	he = (os_strstr(cmd, " he") != NULL) || wpa_s->conf->p2p_go_he;
6385 	edmg = (os_strstr(cmd, " edmg") != NULL) || wpa_s->conf->p2p_go_edmg;
6386 
6387 	pos2 = os_strstr(pos, " go_intent=");
6388 	if (pos2) {
6389 		pos2 += 11;
6390 		go_intent = atoi(pos2);
6391 		if (go_intent < 0 || go_intent > 15)
6392 			return -1;
6393 	}
6394 
6395 	pos2 = os_strstr(pos, " freq=");
6396 	if (pos2) {
6397 		pos2 += 6;
6398 		freq = atoi(pos2);
6399 		if (freq <= 0)
6400 			return -1;
6401 	}
6402 
6403 	pos2 = os_strstr(pos, " freq2=");
6404 	if (pos2)
6405 		freq2 = atoi(pos2 + 7);
6406 
6407 	pos2 = os_strstr(pos, " max_oper_chwidth=");
6408 	if (pos2)
6409 		chwidth = atoi(pos2 + 18);
6410 
6411 	max_oper_chwidth = parse_freq(chwidth, freq2);
6412 	if (max_oper_chwidth < 0)
6413 		return -1;
6414 
6415 	if (allow_6ghz && chwidth == 40)
6416 		max_oper_chwidth = CONF_OPER_CHWIDTH_40MHZ_6GHZ;
6417 
6418 	pos2 = os_strstr(pos, " ssid=");
6419 	if (pos2) {
6420 		char *end;
6421 
6422 		pos2 += 6;
6423 		end = os_strchr(pos2, ' ');
6424 		if (!end)
6425 			group_ssid_len = os_strlen(pos2) / 2;
6426 		else
6427 			group_ssid_len = (end - pos2) / 2;
6428 		if (group_ssid_len == 0 || group_ssid_len > SSID_MAX_LEN ||
6429 		    hexstr2bin(pos2, _group_ssid, group_ssid_len) < 0)
6430 			return -1;
6431 		group_ssid = _group_ssid;
6432 	}
6433 
6434 	if (os_strncmp(pos, "pin", 3) == 0) {
6435 		/* Request random PIN (to be displayed) and enable the PIN */
6436 		wps_method = WPS_PIN_DISPLAY;
6437 	} else if (os_strncmp(pos, "pbc", 3) == 0) {
6438 		wps_method = WPS_PBC;
6439 	} else if (os_strstr(pos, "p2ps") != NULL) {
6440 		wps_method = WPS_P2PS;
6441 	} else {
6442 		pin = pos;
6443 		pos = os_strchr(pin, ' ');
6444 		wps_method = WPS_PIN_KEYPAD;
6445 		if (pos) {
6446 			*pos++ = '\0';
6447 			if (os_strncmp(pos, "display", 7) == 0)
6448 				wps_method = WPS_PIN_DISPLAY;
6449 		}
6450 		if (!wps_pin_str_valid(pin)) {
6451 			os_memcpy(buf, "FAIL-INVALID-PIN\n", 17);
6452 			return 17;
6453 		}
6454 	}
6455 
6456 	new_pin = wpas_p2p_connect(wpa_s, addr, pin, wps_method,
6457 				   persistent_group, automatic, join,
6458 				   auth, go_intent, freq, freq2, persistent_id,
6459 				   pd, ht40, vht, max_oper_chwidth, he, edmg,
6460 				   group_ssid, group_ssid_len, allow_6ghz);
6461 	if (new_pin == -2) {
6462 		os_memcpy(buf, "FAIL-CHANNEL-UNAVAILABLE\n", 25);
6463 		return 25;
6464 	}
6465 	if (new_pin == -3) {
6466 		os_memcpy(buf, "FAIL-CHANNEL-UNSUPPORTED\n", 25);
6467 		return 25;
6468 	}
6469 	if (new_pin < 0)
6470 		return -1;
6471 	if (wps_method == WPS_PIN_DISPLAY && pin == NULL) {
6472 		ret = os_snprintf(buf, buflen, "%08d", new_pin);
6473 		if (os_snprintf_error(buflen, ret))
6474 			return -1;
6475 		return ret;
6476 	}
6477 
6478 	os_memcpy(buf, "OK\n", 3);
6479 	return 3;
6480 }
6481 
6482 
p2p_ctrl_listen(struct wpa_supplicant * wpa_s,char * cmd)6483 static int p2p_ctrl_listen(struct wpa_supplicant *wpa_s, char *cmd)
6484 {
6485 	unsigned int timeout = atoi(cmd);
6486 	if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED) {
6487 		wpa_dbg(wpa_s, MSG_INFO,
6488 			"Reject P2P_LISTEN since interface is disabled");
6489 		return -1;
6490 	}
6491 	return wpas_p2p_listen(wpa_s, timeout);
6492 }
6493 
6494 
p2p_ctrl_prov_disc(struct wpa_supplicant * wpa_s,char * cmd)6495 static int p2p_ctrl_prov_disc(struct wpa_supplicant *wpa_s, char *cmd)
6496 {
6497 	u8 addr[ETH_ALEN];
6498 	char *pos;
6499 	enum wpas_p2p_prov_disc_use use = WPAS_P2P_PD_FOR_GO_NEG;
6500 
6501 	/* <addr> <config method> [join|auto] */
6502 
6503 	if (hwaddr_aton(cmd, addr))
6504 		return -1;
6505 
6506 	pos = cmd + 17;
6507 	if (*pos != ' ')
6508 		return -1;
6509 	pos++;
6510 
6511 	if (os_strstr(pos, " join") != NULL)
6512 		use = WPAS_P2P_PD_FOR_JOIN;
6513 	else if (os_strstr(pos, " auto") != NULL)
6514 		use = WPAS_P2P_PD_AUTO;
6515 
6516 	return wpas_p2p_prov_disc(wpa_s, addr, pos, use, NULL);
6517 }
6518 
6519 
p2p_get_passphrase(struct wpa_supplicant * wpa_s,char * buf,size_t buflen)6520 static int p2p_get_passphrase(struct wpa_supplicant *wpa_s, char *buf,
6521 			      size_t buflen)
6522 {
6523 	struct wpa_ssid *ssid = wpa_s->current_ssid;
6524 
6525 	if (ssid == NULL || ssid->mode != WPAS_MODE_P2P_GO ||
6526 	    ssid->passphrase == NULL)
6527 		return -1;
6528 
6529 	os_strlcpy(buf, ssid->passphrase, buflen);
6530 	return os_strlen(buf);
6531 }
6532 
6533 
p2p_ctrl_serv_disc_req(struct wpa_supplicant * wpa_s,char * cmd,char * buf,size_t buflen)6534 static int p2p_ctrl_serv_disc_req(struct wpa_supplicant *wpa_s, char *cmd,
6535 				  char *buf, size_t buflen)
6536 {
6537 	u64 ref;
6538 	int res;
6539 	u8 dst_buf[ETH_ALEN], *dst;
6540 	struct wpabuf *tlvs;
6541 	char *pos;
6542 	size_t len;
6543 
6544 	if (hwaddr_aton(cmd, dst_buf))
6545 		return -1;
6546 	dst = dst_buf;
6547 	if (dst[0] == 0 && dst[1] == 0 && dst[2] == 0 &&
6548 	    dst[3] == 0 && dst[4] == 0 && dst[5] == 0)
6549 		dst = NULL;
6550 	pos = cmd + 17;
6551 	if (*pos != ' ')
6552 		return -1;
6553 	pos++;
6554 
6555 	if (os_strncmp(pos, "upnp ", 5) == 0) {
6556 		u8 version;
6557 		pos += 5;
6558 		if (hexstr2bin(pos, &version, 1) < 0)
6559 			return -1;
6560 		pos += 2;
6561 		if (*pos != ' ')
6562 			return -1;
6563 		pos++;
6564 		ref = wpas_p2p_sd_request_upnp(wpa_s, dst, version, pos);
6565 #ifdef CONFIG_WIFI_DISPLAY
6566 	} else if (os_strncmp(pos, "wifi-display ", 13) == 0) {
6567 		ref = wpas_p2p_sd_request_wifi_display(wpa_s, dst, pos + 13);
6568 #endif /* CONFIG_WIFI_DISPLAY */
6569 	} else if (os_strncmp(pos, "asp ", 4) == 0) {
6570 		char *svc_str;
6571 		char *svc_info = NULL;
6572 		u32 id;
6573 
6574 		pos += 4;
6575 		if (sscanf(pos, "%x", &id) != 1 || id > 0xff)
6576 			return -1;
6577 
6578 		pos = os_strchr(pos, ' ');
6579 		if (pos == NULL || pos[1] == '\0' || pos[1] == ' ')
6580 			return -1;
6581 
6582 		svc_str = pos + 1;
6583 
6584 		pos = os_strchr(svc_str, ' ');
6585 
6586 		if (pos)
6587 			*pos++ = '\0';
6588 
6589 		/* All remaining data is the svc_info string */
6590 		if (pos && pos[0] && pos[0] != ' ') {
6591 			len = os_strlen(pos);
6592 
6593 			/* Unescape in place */
6594 			len = utf8_unescape(pos, len, pos, len);
6595 			if (len > 0xff)
6596 				return -1;
6597 
6598 			svc_info = pos;
6599 		}
6600 
6601 		ref = wpas_p2p_sd_request_asp(wpa_s, dst, (u8) id,
6602 					      svc_str, svc_info);
6603 	} else {
6604 		len = os_strlen(pos);
6605 		if (len & 1)
6606 			return -1;
6607 		len /= 2;
6608 		tlvs = wpabuf_alloc(len);
6609 		if (tlvs == NULL)
6610 			return -1;
6611 		if (hexstr2bin(pos, wpabuf_put(tlvs, len), len) < 0) {
6612 			wpabuf_free(tlvs);
6613 			return -1;
6614 		}
6615 
6616 		ref = wpas_p2p_sd_request(wpa_s, dst, tlvs);
6617 		wpabuf_free(tlvs);
6618 	}
6619 	if (ref == 0)
6620 		return -1;
6621 	res = os_snprintf(buf, buflen, "%llx", (long long unsigned) ref);
6622 	if (os_snprintf_error(buflen, res))
6623 		return -1;
6624 	return res;
6625 }
6626 
6627 
p2p_ctrl_serv_disc_cancel_req(struct wpa_supplicant * wpa_s,char * cmd)6628 static int p2p_ctrl_serv_disc_cancel_req(struct wpa_supplicant *wpa_s,
6629 					 char *cmd)
6630 {
6631 	long long unsigned val;
6632 	u64 req;
6633 	if (sscanf(cmd, "%llx", &val) != 1)
6634 		return -1;
6635 	req = val;
6636 	return wpas_p2p_sd_cancel_request(wpa_s, req);
6637 }
6638 
6639 
p2p_ctrl_serv_disc_resp(struct wpa_supplicant * wpa_s,char * cmd)6640 static int p2p_ctrl_serv_disc_resp(struct wpa_supplicant *wpa_s, char *cmd)
6641 {
6642 	int freq;
6643 	u8 dst[ETH_ALEN];
6644 	u8 dialog_token;
6645 	struct wpabuf *resp_tlvs;
6646 	char *pos, *pos2;
6647 	size_t len;
6648 
6649 	pos = os_strchr(cmd, ' ');
6650 	if (pos == NULL)
6651 		return -1;
6652 	*pos++ = '\0';
6653 	freq = atoi(cmd);
6654 	if (freq == 0)
6655 		return -1;
6656 
6657 	if (hwaddr_aton(pos, dst))
6658 		return -1;
6659 	pos += 17;
6660 	if (*pos != ' ')
6661 		return -1;
6662 	pos++;
6663 
6664 	pos2 = os_strchr(pos, ' ');
6665 	if (pos2 == NULL)
6666 		return -1;
6667 	*pos2++ = '\0';
6668 	dialog_token = atoi(pos);
6669 
6670 	len = os_strlen(pos2);
6671 	if (len & 1)
6672 		return -1;
6673 	len /= 2;
6674 	resp_tlvs = wpabuf_alloc(len);
6675 	if (resp_tlvs == NULL)
6676 		return -1;
6677 	if (hexstr2bin(pos2, wpabuf_put(resp_tlvs, len), len) < 0) {
6678 		wpabuf_free(resp_tlvs);
6679 		return -1;
6680 	}
6681 
6682 	wpas_p2p_sd_response(wpa_s, freq, dst, dialog_token, resp_tlvs);
6683 	wpabuf_free(resp_tlvs);
6684 	return 0;
6685 }
6686 
6687 
p2p_ctrl_serv_disc_external(struct wpa_supplicant * wpa_s,char * cmd)6688 static int p2p_ctrl_serv_disc_external(struct wpa_supplicant *wpa_s,
6689 				       char *cmd)
6690 {
6691 	if (os_strcmp(cmd, "0") && os_strcmp(cmd, "1"))
6692 		return -1;
6693 	wpa_s->p2p_sd_over_ctrl_iface = atoi(cmd);
6694 	return 0;
6695 }
6696 
6697 
p2p_ctrl_service_add_bonjour(struct wpa_supplicant * wpa_s,char * cmd)6698 static int p2p_ctrl_service_add_bonjour(struct wpa_supplicant *wpa_s,
6699 					char *cmd)
6700 {
6701 	char *pos;
6702 	size_t len;
6703 	struct wpabuf *query, *resp;
6704 
6705 	pos = os_strchr(cmd, ' ');
6706 	if (pos == NULL)
6707 		return -1;
6708 	*pos++ = '\0';
6709 
6710 	len = os_strlen(cmd);
6711 	if (len & 1)
6712 		return -1;
6713 	len /= 2;
6714 	query = wpabuf_alloc(len);
6715 	if (query == NULL)
6716 		return -1;
6717 	if (hexstr2bin(cmd, wpabuf_put(query, len), len) < 0) {
6718 		wpabuf_free(query);
6719 		return -1;
6720 	}
6721 
6722 	len = os_strlen(pos);
6723 	if (len & 1) {
6724 		wpabuf_free(query);
6725 		return -1;
6726 	}
6727 	len /= 2;
6728 	resp = wpabuf_alloc(len);
6729 	if (resp == NULL) {
6730 		wpabuf_free(query);
6731 		return -1;
6732 	}
6733 	if (hexstr2bin(pos, wpabuf_put(resp, len), len) < 0) {
6734 		wpabuf_free(query);
6735 		wpabuf_free(resp);
6736 		return -1;
6737 	}
6738 
6739 	if (wpas_p2p_service_add_bonjour(wpa_s, query, resp) < 0) {
6740 		wpabuf_free(query);
6741 		wpabuf_free(resp);
6742 		return -1;
6743 	}
6744 	return 0;
6745 }
6746 
6747 
p2p_ctrl_service_add_upnp(struct wpa_supplicant * wpa_s,char * cmd)6748 static int p2p_ctrl_service_add_upnp(struct wpa_supplicant *wpa_s, char *cmd)
6749 {
6750 	char *pos;
6751 	u8 version;
6752 
6753 	pos = os_strchr(cmd, ' ');
6754 	if (pos == NULL)
6755 		return -1;
6756 	*pos++ = '\0';
6757 
6758 	if (hexstr2bin(cmd, &version, 1) < 0)
6759 		return -1;
6760 
6761 	return wpas_p2p_service_add_upnp(wpa_s, version, pos);
6762 }
6763 
6764 
p2p_ctrl_service_add_asp(struct wpa_supplicant * wpa_s,u8 replace,char * cmd)6765 static int p2p_ctrl_service_add_asp(struct wpa_supplicant *wpa_s,
6766 				    u8 replace, char *cmd)
6767 {
6768 	char *pos;
6769 	char *adv_str;
6770 	u32 auto_accept, adv_id, svc_state, config_methods;
6771 	char *svc_info = NULL;
6772 	char *cpt_prio_str;
6773 	u8 cpt_prio[P2PS_FEATURE_CAPAB_CPT_MAX + 1];
6774 
6775 	pos = os_strchr(cmd, ' ');
6776 	if (pos == NULL)
6777 		return -1;
6778 	*pos++ = '\0';
6779 
6780 	/* Auto-Accept value is mandatory, and must be one of the
6781 	 * single values (0, 1, 2, 4) */
6782 	auto_accept = atoi(cmd);
6783 	switch (auto_accept) {
6784 	case P2PS_SETUP_NONE: /* No auto-accept */
6785 	case P2PS_SETUP_NEW:
6786 	case P2PS_SETUP_CLIENT:
6787 	case P2PS_SETUP_GROUP_OWNER:
6788 		break;
6789 	default:
6790 		return -1;
6791 	}
6792 
6793 	/* Advertisement ID is mandatory */
6794 	cmd = pos;
6795 	pos = os_strchr(cmd, ' ');
6796 	if (pos == NULL)
6797 		return -1;
6798 	*pos++ = '\0';
6799 
6800 	/* Handle Adv_ID == 0 (wildcard "org.wi-fi.wfds") internally. */
6801 	if (sscanf(cmd, "%x", &adv_id) != 1 || adv_id == 0)
6802 		return -1;
6803 
6804 	/* Only allow replacements if exist, and adds if not */
6805 	if (wpas_p2p_service_p2ps_id_exists(wpa_s, adv_id)) {
6806 		if (!replace)
6807 			return -1;
6808 	} else {
6809 		if (replace)
6810 			return -1;
6811 	}
6812 
6813 	/* svc_state between 0 - 0xff is mandatory */
6814 	if (sscanf(pos, "%x", &svc_state) != 1 || svc_state > 0xff)
6815 		return -1;
6816 
6817 	pos = os_strchr(pos, ' ');
6818 	if (pos == NULL)
6819 		return -1;
6820 
6821 	/* config_methods is mandatory */
6822 	pos++;
6823 	if (sscanf(pos, "%x", &config_methods) != 1)
6824 		return -1;
6825 
6826 	if (!(config_methods &
6827 	      (WPS_CONFIG_DISPLAY | WPS_CONFIG_KEYPAD | WPS_CONFIG_P2PS)))
6828 		return -1;
6829 
6830 	pos = os_strchr(pos, ' ');
6831 	if (pos == NULL)
6832 		return -1;
6833 
6834 	pos++;
6835 	adv_str = pos;
6836 
6837 	/* Advertisement string is mandatory */
6838 	if (!pos[0] || pos[0] == ' ')
6839 		return -1;
6840 
6841 	/* Terminate svc string */
6842 	pos = os_strchr(pos, ' ');
6843 	if (pos != NULL)
6844 		*pos++ = '\0';
6845 
6846 	cpt_prio_str = (pos && pos[0]) ? os_strstr(pos, "cpt=") : NULL;
6847 	if (cpt_prio_str) {
6848 		pos = os_strchr(pos, ' ');
6849 		if (pos != NULL)
6850 			*pos++ = '\0';
6851 
6852 		if (p2ps_ctrl_parse_cpt_priority(cpt_prio_str + 4, cpt_prio))
6853 			return -1;
6854 	} else {
6855 		cpt_prio[0] = P2PS_FEATURE_CAPAB_UDP_TRANSPORT;
6856 		cpt_prio[1] = 0;
6857 	}
6858 
6859 	/* Service and Response Information are optional */
6860 	if (pos && pos[0]) {
6861 		size_t len;
6862 
6863 		/* Note the bare ' included, which cannot exist legally
6864 		 * in unescaped string. */
6865 		svc_info = os_strstr(pos, "svc_info='");
6866 
6867 		if (svc_info) {
6868 			svc_info += 9;
6869 			len = os_strlen(svc_info);
6870 			utf8_unescape(svc_info, len, svc_info, len);
6871 		}
6872 	}
6873 
6874 	return wpas_p2p_service_add_asp(wpa_s, auto_accept, adv_id, adv_str,
6875 					(u8) svc_state, (u16) config_methods,
6876 					svc_info, cpt_prio);
6877 }
6878 
6879 
p2p_ctrl_service_add(struct wpa_supplicant * wpa_s,char * cmd)6880 static int p2p_ctrl_service_add(struct wpa_supplicant *wpa_s, char *cmd)
6881 {
6882 	char *pos;
6883 
6884 	pos = os_strchr(cmd, ' ');
6885 	if (pos == NULL)
6886 		return -1;
6887 	*pos++ = '\0';
6888 
6889 	if (os_strcmp(cmd, "bonjour") == 0)
6890 		return p2p_ctrl_service_add_bonjour(wpa_s, pos);
6891 	if (os_strcmp(cmd, "upnp") == 0)
6892 		return p2p_ctrl_service_add_upnp(wpa_s, pos);
6893 	if (os_strcmp(cmd, "asp") == 0)
6894 		return p2p_ctrl_service_add_asp(wpa_s, 0, pos);
6895 	wpa_printf(MSG_DEBUG, "Unknown service '%s'", cmd);
6896 	return -1;
6897 }
6898 
6899 
p2p_ctrl_service_del_bonjour(struct wpa_supplicant * wpa_s,char * cmd)6900 static int p2p_ctrl_service_del_bonjour(struct wpa_supplicant *wpa_s,
6901 					char *cmd)
6902 {
6903 	size_t len;
6904 	struct wpabuf *query;
6905 	int ret;
6906 
6907 	len = os_strlen(cmd);
6908 	if (len & 1)
6909 		return -1;
6910 	len /= 2;
6911 	query = wpabuf_alloc(len);
6912 	if (query == NULL)
6913 		return -1;
6914 	if (hexstr2bin(cmd, wpabuf_put(query, len), len) < 0) {
6915 		wpabuf_free(query);
6916 		return -1;
6917 	}
6918 
6919 	ret = wpas_p2p_service_del_bonjour(wpa_s, query);
6920 	wpabuf_free(query);
6921 	return ret;
6922 }
6923 
6924 
p2p_ctrl_service_del_upnp(struct wpa_supplicant * wpa_s,char * cmd)6925 static int p2p_ctrl_service_del_upnp(struct wpa_supplicant *wpa_s, char *cmd)
6926 {
6927 	char *pos;
6928 	u8 version;
6929 
6930 	pos = os_strchr(cmd, ' ');
6931 	if (pos == NULL)
6932 		return -1;
6933 	*pos++ = '\0';
6934 
6935 	if (hexstr2bin(cmd, &version, 1) < 0)
6936 		return -1;
6937 
6938 	return wpas_p2p_service_del_upnp(wpa_s, version, pos);
6939 }
6940 
6941 
p2p_ctrl_service_del_asp(struct wpa_supplicant * wpa_s,char * cmd)6942 static int p2p_ctrl_service_del_asp(struct wpa_supplicant *wpa_s, char *cmd)
6943 {
6944 	u32 adv_id;
6945 
6946 	if (os_strcmp(cmd, "all") == 0) {
6947 		wpas_p2p_service_flush_asp(wpa_s);
6948 		return 0;
6949 	}
6950 
6951 	if (sscanf(cmd, "%x", &adv_id) != 1)
6952 		return -1;
6953 
6954 	return wpas_p2p_service_del_asp(wpa_s, adv_id);
6955 }
6956 
6957 
p2p_ctrl_service_del(struct wpa_supplicant * wpa_s,char * cmd)6958 static int p2p_ctrl_service_del(struct wpa_supplicant *wpa_s, char *cmd)
6959 {
6960 	char *pos;
6961 
6962 	pos = os_strchr(cmd, ' ');
6963 	if (pos == NULL)
6964 		return -1;
6965 	*pos++ = '\0';
6966 
6967 	if (os_strcmp(cmd, "bonjour") == 0)
6968 		return p2p_ctrl_service_del_bonjour(wpa_s, pos);
6969 	if (os_strcmp(cmd, "upnp") == 0)
6970 		return p2p_ctrl_service_del_upnp(wpa_s, pos);
6971 	if (os_strcmp(cmd, "asp") == 0)
6972 		return p2p_ctrl_service_del_asp(wpa_s, pos);
6973 	wpa_printf(MSG_DEBUG, "Unknown service '%s'", cmd);
6974 	return -1;
6975 }
6976 
6977 
p2p_ctrl_service_replace(struct wpa_supplicant * wpa_s,char * cmd)6978 static int p2p_ctrl_service_replace(struct wpa_supplicant *wpa_s, char *cmd)
6979 {
6980 	char *pos;
6981 
6982 	pos = os_strchr(cmd, ' ');
6983 	if (pos == NULL)
6984 		return -1;
6985 	*pos++ = '\0';
6986 
6987 	if (os_strcmp(cmd, "asp") == 0)
6988 		return p2p_ctrl_service_add_asp(wpa_s, 1, pos);
6989 
6990 	wpa_printf(MSG_DEBUG, "Unknown service '%s'", cmd);
6991 	return -1;
6992 }
6993 
6994 
p2p_ctrl_reject(struct wpa_supplicant * wpa_s,char * cmd)6995 static int p2p_ctrl_reject(struct wpa_supplicant *wpa_s, char *cmd)
6996 {
6997 	u8 addr[ETH_ALEN];
6998 
6999 	/* <addr> */
7000 
7001 	if (hwaddr_aton(cmd, addr))
7002 		return -1;
7003 
7004 	return wpas_p2p_reject(wpa_s, addr);
7005 }
7006 
7007 
p2p_ctrl_invite_persistent(struct wpa_supplicant * wpa_s,char * cmd)7008 static int p2p_ctrl_invite_persistent(struct wpa_supplicant *wpa_s, char *cmd)
7009 {
7010 	char *pos;
7011 	int id;
7012 	struct wpa_ssid *ssid;
7013 	u8 *_peer = NULL, peer[ETH_ALEN];
7014 	int freq = 0, pref_freq = 0;
7015 	int ht40, vht, he, max_oper_chwidth, chwidth = 0, freq2 = 0;
7016 	int edmg;
7017 	bool allow_6ghz;
7018 
7019 	id = atoi(cmd);
7020 	pos = os_strstr(cmd, " peer=");
7021 	if (pos) {
7022 		pos += 6;
7023 		if (hwaddr_aton(pos, peer))
7024 			return -1;
7025 		_peer = peer;
7026 	}
7027 	ssid = wpa_config_get_network(wpa_s->conf, id);
7028 	if (ssid == NULL || ssid->disabled != 2) {
7029 		wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find SSID id=%d "
7030 			   "for persistent P2P group",
7031 			   id);
7032 		return -1;
7033 	}
7034 
7035 	pos = os_strstr(cmd, " freq=");
7036 	if (pos) {
7037 		pos += 6;
7038 		freq = atoi(pos);
7039 		if (freq <= 0)
7040 			return -1;
7041 	}
7042 
7043 	pos = os_strstr(cmd, " pref=");
7044 	if (pos) {
7045 		pos += 6;
7046 		pref_freq = atoi(pos);
7047 		if (pref_freq <= 0)
7048 			return -1;
7049 	}
7050 
7051 	vht = (os_strstr(cmd, " vht") != NULL) || wpa_s->conf->p2p_go_vht;
7052 	ht40 = (os_strstr(cmd, " ht40") != NULL) || wpa_s->conf->p2p_go_ht40 ||
7053 		vht;
7054 	he = (os_strstr(cmd, " he") != NULL) || wpa_s->conf->p2p_go_he;
7055 	edmg = (os_strstr(cmd, " edmg") != NULL) || wpa_s->conf->p2p_go_edmg;
7056 
7057 	pos = os_strstr(cmd, "freq2=");
7058 	if (pos)
7059 		freq2 = atoi(pos + 6);
7060 
7061 	pos = os_strstr(cmd, " max_oper_chwidth=");
7062 	if (pos)
7063 		chwidth = atoi(pos + 18);
7064 
7065 	max_oper_chwidth = parse_freq(chwidth, freq2);
7066 	if (max_oper_chwidth < 0)
7067 		return -1;
7068 
7069 	allow_6ghz = os_strstr(cmd, " allow_6ghz") != NULL;
7070 
7071 	if (allow_6ghz && chwidth == 40)
7072 		max_oper_chwidth = CONF_OPER_CHWIDTH_40MHZ_6GHZ;
7073 
7074 	return wpas_p2p_invite(wpa_s, _peer, ssid, NULL, freq, freq2, ht40, vht,
7075 			       max_oper_chwidth, pref_freq, he, edmg,
7076 			       allow_6ghz);
7077 }
7078 
7079 
p2p_ctrl_invite_group(struct wpa_supplicant * wpa_s,char * cmd)7080 static int p2p_ctrl_invite_group(struct wpa_supplicant *wpa_s, char *cmd)
7081 {
7082 	char *pos;
7083 	u8 peer[ETH_ALEN], go_dev_addr[ETH_ALEN], *go_dev = NULL;
7084 	bool allow_6ghz;
7085 
7086 	pos = os_strstr(cmd, " peer=");
7087 	if (!pos)
7088 		return -1;
7089 
7090 	*pos = '\0';
7091 	pos += 6;
7092 	if (hwaddr_aton(pos, peer)) {
7093 		wpa_printf(MSG_DEBUG, "P2P: Invalid MAC address '%s'", pos);
7094 		return -1;
7095 	}
7096 
7097 	allow_6ghz = os_strstr(pos, " allow_6ghz") != NULL;
7098 
7099 	pos = os_strstr(pos, " go_dev_addr=");
7100 	if (pos) {
7101 		pos += 13;
7102 		if (hwaddr_aton(pos, go_dev_addr)) {
7103 			wpa_printf(MSG_DEBUG, "P2P: Invalid MAC address '%s'",
7104 				   pos);
7105 			return -1;
7106 		}
7107 		go_dev = go_dev_addr;
7108 	}
7109 
7110 	return wpas_p2p_invite_group(wpa_s, cmd, peer, go_dev, allow_6ghz);
7111 }
7112 
7113 
p2p_ctrl_invite(struct wpa_supplicant * wpa_s,char * cmd)7114 static int p2p_ctrl_invite(struct wpa_supplicant *wpa_s, char *cmd)
7115 {
7116 	if (os_strncmp(cmd, "persistent=", 11) == 0)
7117 		return p2p_ctrl_invite_persistent(wpa_s, cmd + 11);
7118 	if (os_strncmp(cmd, "group=", 6) == 0)
7119 		return p2p_ctrl_invite_group(wpa_s, cmd + 6);
7120 
7121 	return -1;
7122 }
7123 
7124 
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,int edmg,bool allow_6ghz,const u8 * go_bssid)7125 static int p2p_ctrl_group_add_persistent(struct wpa_supplicant *wpa_s,
7126 					 int id, int freq, int vht_center_freq2,
7127 					 int ht40, int vht, int vht_chwidth,
7128 					 int he, int edmg, bool allow_6ghz,
7129 					 const u8 *go_bssid)
7130 {
7131 	struct wpa_ssid *ssid;
7132 
7133 	ssid = wpa_config_get_network(wpa_s->conf, id);
7134 	if (ssid == NULL || ssid->disabled != 2) {
7135 		wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find SSID id=%d "
7136 			   "for persistent P2P group",
7137 			   id);
7138 		return -1;
7139 	}
7140 
7141 	return wpas_p2p_group_add_persistent(wpa_s, ssid, 0, freq,
7142 					     vht_center_freq2, 0, ht40, vht,
7143 					     vht_chwidth, he, edmg,
7144 					     NULL, 0, 0, allow_6ghz, 0,
7145 					     go_bssid);
7146 }
7147 
7148 
p2p_ctrl_group_add(struct wpa_supplicant * wpa_s,char * cmd)7149 static int p2p_ctrl_group_add(struct wpa_supplicant *wpa_s, char *cmd)
7150 {
7151 	int freq = 0, persistent = 0, group_id = -1;
7152 	bool allow_6ghz = false;
7153 	int vht = wpa_s->conf->p2p_go_vht;
7154 	int ht40 = wpa_s->conf->p2p_go_ht40 || vht;
7155 	int he = wpa_s->conf->p2p_go_he;
7156 	int edmg = wpa_s->conf->p2p_go_edmg;
7157 	int max_oper_chwidth, chwidth = 0, freq2 = 0;
7158 	char *token, *context = NULL;
7159 	u8 go_bssid_buf[ETH_ALEN], *go_bssid = NULL;
7160 #ifdef CONFIG_ACS
7161 	int acs = 0;
7162 #endif /* CONFIG_ACS */
7163 
7164 	while ((token = str_token(cmd, " ", &context))) {
7165 		if (sscanf(token, "freq2=%d", &freq2) == 1 ||
7166 		    sscanf(token, "persistent=%d", &group_id) == 1 ||
7167 		    sscanf(token, "max_oper_chwidth=%d", &chwidth) == 1) {
7168 			continue;
7169 #ifdef CONFIG_ACS
7170 		} else if (os_strcmp(token, "freq=acs") == 0) {
7171 			acs = 1;
7172 #endif /* CONFIG_ACS */
7173 		} else if (sscanf(token, "freq=%d", &freq) == 1) {
7174 			continue;
7175 		} else if (os_strcmp(token, "ht40") == 0) {
7176 			ht40 = 1;
7177 		} else if (os_strcmp(token, "vht") == 0) {
7178 			vht = 1;
7179 			ht40 = 1;
7180 		} else if (os_strcmp(token, "he") == 0) {
7181 			he = 1;
7182 		} else if (os_strcmp(token, "edmg") == 0) {
7183 			edmg = 1;
7184 		} else if (os_strcmp(token, "persistent") == 0) {
7185 			persistent = 1;
7186 		} else if (os_strcmp(token, "allow_6ghz") == 0) {
7187 			allow_6ghz = true;
7188 		} else if (os_strncmp(token, "go_bssid=", 9) == 0) {
7189 			if (hwaddr_aton(token + 9, go_bssid_buf))
7190 				return -1;
7191 			go_bssid = go_bssid_buf;
7192 		} else {
7193 			wpa_printf(MSG_DEBUG,
7194 				   "CTRL: Invalid P2P_GROUP_ADD parameter: '%s'",
7195 				   token);
7196 			return -1;
7197 		}
7198 	}
7199 
7200 #ifdef CONFIG_ACS
7201 	if ((wpa_s->drv_flags & WPA_DRIVER_FLAGS_ACS_OFFLOAD) &&
7202 	    (acs || freq == 2 || freq == 5)) {
7203 		if (freq == 2 && wpa_s->best_24_freq <= 0) {
7204 			wpa_s->p2p_go_acs_band = HOSTAPD_MODE_IEEE80211G;
7205 			wpa_s->p2p_go_do_acs = 1;
7206 			freq = 0;
7207 		} else if (freq == 5 && wpa_s->best_5_freq <= 0) {
7208 			wpa_s->p2p_go_acs_band = HOSTAPD_MODE_IEEE80211A;
7209 			wpa_s->p2p_go_do_acs = 1;
7210 			freq = 0;
7211 		} else {
7212 			wpa_s->p2p_go_acs_band = HOSTAPD_MODE_IEEE80211ANY;
7213 			wpa_s->p2p_go_do_acs = 1;
7214 		}
7215 	} else {
7216 		wpa_s->p2p_go_do_acs = 0;
7217 	}
7218 #endif /* CONFIG_ACS */
7219 
7220 	max_oper_chwidth = parse_freq(chwidth, freq2);
7221 	if (max_oper_chwidth < 0)
7222 		return -1;
7223 
7224 	if (allow_6ghz && chwidth == 40)
7225 		max_oper_chwidth = CONF_OPER_CHWIDTH_40MHZ_6GHZ;
7226 
7227 	/* Allow DFS to be used for Autonomous GO */
7228 	wpa_s->p2p_go_allow_dfs = !!(wpa_s->drv_flags &
7229 				     WPA_DRIVER_FLAGS_DFS_OFFLOAD);
7230 
7231 	if (group_id >= 0)
7232 		return p2p_ctrl_group_add_persistent(wpa_s, group_id,
7233 						     freq, freq2, ht40, vht,
7234 						     max_oper_chwidth, he,
7235 						     edmg, allow_6ghz,
7236 						     go_bssid);
7237 
7238 	return wpas_p2p_group_add(wpa_s, persistent, freq, freq2, ht40, vht,
7239 				  max_oper_chwidth, he, edmg, allow_6ghz);
7240 }
7241 
7242 
p2p_ctrl_group_member(struct wpa_supplicant * wpa_s,const char * cmd,char * buf,size_t buflen)7243 static int p2p_ctrl_group_member(struct wpa_supplicant *wpa_s, const char *cmd,
7244 				 char *buf, size_t buflen)
7245 {
7246 	u8 dev_addr[ETH_ALEN];
7247 	struct wpa_ssid *ssid;
7248 	int res;
7249 	const u8 *iaddr;
7250 
7251 	ssid = wpa_s->current_ssid;
7252 	if (!wpa_s->global->p2p || !ssid || ssid->mode != WPAS_MODE_P2P_GO ||
7253 	    hwaddr_aton(cmd, dev_addr))
7254 		return -1;
7255 
7256 	iaddr = p2p_group_get_client_interface_addr(wpa_s->p2p_group, dev_addr);
7257 	if (!iaddr)
7258 		return -1;
7259 	res = os_snprintf(buf, buflen, MACSTR, MAC2STR(iaddr));
7260 	if (os_snprintf_error(buflen, res))
7261 		return -1;
7262 	return res;
7263 }
7264 
7265 
wpas_find_p2p_dev_addr_bss(struct wpa_global * global,const u8 * p2p_dev_addr)7266 static int wpas_find_p2p_dev_addr_bss(struct wpa_global *global,
7267 				      const u8 *p2p_dev_addr)
7268 {
7269 	struct wpa_supplicant *wpa_s;
7270 
7271 	for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next) {
7272 		if (wpa_bss_get_p2p_dev_addr(wpa_s, p2p_dev_addr))
7273 			return 1;
7274 	}
7275 
7276 	return 0;
7277 }
7278 
7279 
p2p_ctrl_peer(struct wpa_supplicant * wpa_s,char * cmd,char * buf,size_t buflen)7280 static int p2p_ctrl_peer(struct wpa_supplicant *wpa_s, char *cmd,
7281 			 char *buf, size_t buflen)
7282 {
7283 	u8 addr[ETH_ALEN], *addr_ptr, group_capab;
7284 	int next, res;
7285 	const struct p2p_peer_info *info;
7286 	char *pos, *end;
7287 	char devtype[WPS_DEV_TYPE_BUFSIZE];
7288 	struct wpa_ssid *ssid;
7289 	size_t i;
7290 
7291 	if (!wpa_s->global->p2p)
7292 		return -1;
7293 
7294 	if (os_strcmp(cmd, "FIRST") == 0) {
7295 		addr_ptr = NULL;
7296 		next = 0;
7297 	} else if (os_strncmp(cmd, "NEXT-", 5) == 0) {
7298 		if (hwaddr_aton(cmd + 5, addr) < 0)
7299 			return -1;
7300 		addr_ptr = addr;
7301 		next = 1;
7302 	} else {
7303 		if (hwaddr_aton(cmd, addr) < 0)
7304 			return -1;
7305 		addr_ptr = addr;
7306 		next = 0;
7307 	}
7308 
7309 	info = p2p_get_peer_info(wpa_s->global->p2p, addr_ptr, next);
7310 	if (info == NULL)
7311 		return -1;
7312 	group_capab = info->group_capab;
7313 
7314 	if (group_capab &&
7315 	    !wpas_find_p2p_dev_addr_bss(wpa_s->global, info->p2p_device_addr)) {
7316 		wpa_printf(MSG_DEBUG,
7317 			   "P2P: Could not find any BSS with p2p_dev_addr "
7318 			   MACSTR ", hence override group_capab from 0x%x to 0",
7319 			   MAC2STR(info->p2p_device_addr), group_capab);
7320 		group_capab = 0;
7321 	}
7322 
7323 	pos = buf;
7324 	end = buf + buflen;
7325 
7326 	res = os_snprintf(pos, end - pos, MACSTR "\n"
7327 			  "pri_dev_type=%s\n"
7328 			  "device_name=%s\n"
7329 			  "manufacturer=%s\n"
7330 			  "model_name=%s\n"
7331 			  "model_number=%s\n"
7332 			  "serial_number=%s\n"
7333 			  "config_methods=0x%x\n"
7334 			  "dev_capab=0x%x\n"
7335 			  "group_capab=0x%x\n"
7336 			  "level=%d\n",
7337 			  MAC2STR(info->p2p_device_addr),
7338 			  wps_dev_type_bin2str(info->pri_dev_type,
7339 					       devtype, sizeof(devtype)),
7340 			  info->device_name,
7341 			  info->manufacturer,
7342 			  info->model_name,
7343 			  info->model_number,
7344 			  info->serial_number,
7345 			  info->config_methods,
7346 			  info->dev_capab,
7347 			  group_capab,
7348 			  info->level);
7349 	if (os_snprintf_error(end - pos, res))
7350 		return pos - buf;
7351 	pos += res;
7352 
7353 	for (i = 0; i < info->wps_sec_dev_type_list_len / WPS_DEV_TYPE_LEN; i++)
7354 	{
7355 		const u8 *t;
7356 		t = &info->wps_sec_dev_type_list[i * WPS_DEV_TYPE_LEN];
7357 		res = os_snprintf(pos, end - pos, "sec_dev_type=%s\n",
7358 				  wps_dev_type_bin2str(t, devtype,
7359 						       sizeof(devtype)));
7360 		if (os_snprintf_error(end - pos, res))
7361 			return pos - buf;
7362 		pos += res;
7363 	}
7364 
7365 	ssid = wpas_p2p_get_persistent(wpa_s, info->p2p_device_addr, NULL, 0);
7366 	if (ssid) {
7367 		res = os_snprintf(pos, end - pos, "persistent=%d\n", ssid->id);
7368 		if (os_snprintf_error(end - pos, res))
7369 			return pos - buf;
7370 		pos += res;
7371 	}
7372 
7373 	res = p2p_get_peer_info_txt(info, pos, end - pos);
7374 	if (res < 0)
7375 		return pos - buf;
7376 	pos += res;
7377 
7378 	if (info->vendor_elems) {
7379 		res = os_snprintf(pos, end - pos, "vendor_elems=");
7380 		if (os_snprintf_error(end - pos, res))
7381 			return pos - buf;
7382 		pos += res;
7383 
7384 		pos += wpa_snprintf_hex(pos, end - pos,
7385 					wpabuf_head(info->vendor_elems),
7386 					wpabuf_len(info->vendor_elems));
7387 
7388 		res = os_snprintf(pos, end - pos, "\n");
7389 		if (os_snprintf_error(end - pos, res))
7390 			return pos - buf;
7391 		pos += res;
7392 	}
7393 
7394 	return pos - buf;
7395 }
7396 
7397 
p2p_ctrl_disallow_freq(struct wpa_supplicant * wpa_s,const char * param)7398 static int p2p_ctrl_disallow_freq(struct wpa_supplicant *wpa_s,
7399 				  const char *param)
7400 {
7401 	unsigned int i;
7402 
7403 	if (wpa_s->global->p2p == NULL)
7404 		return -1;
7405 
7406 	if (freq_range_list_parse(&wpa_s->global->p2p_disallow_freq, param) < 0)
7407 		return -1;
7408 
7409 	for (i = 0; i < wpa_s->global->p2p_disallow_freq.num; i++) {
7410 		struct wpa_freq_range *freq;
7411 		freq = &wpa_s->global->p2p_disallow_freq.range[i];
7412 		wpa_printf(MSG_DEBUG, "P2P: Disallowed frequency range %u-%u",
7413 			   freq->min, freq->max);
7414 	}
7415 
7416 	wpas_p2p_update_channel_list(wpa_s, WPAS_P2P_CHANNEL_UPDATE_DISALLOW);
7417 	return 0;
7418 }
7419 
7420 
p2p_ctrl_set(struct wpa_supplicant * wpa_s,char * cmd)7421 static int p2p_ctrl_set(struct wpa_supplicant *wpa_s, char *cmd)
7422 {
7423 	char *param;
7424 
7425 	if (wpa_s->global->p2p == NULL)
7426 		return -1;
7427 
7428 	param = os_strchr(cmd, ' ');
7429 	if (param == NULL)
7430 		return -1;
7431 	*param++ = '\0';
7432 
7433 	if (os_strcmp(cmd, "discoverability") == 0) {
7434 		p2p_set_client_discoverability(wpa_s->global->p2p,
7435 					       atoi(param));
7436 		return 0;
7437 	}
7438 
7439 	if (os_strcmp(cmd, "managed") == 0) {
7440 		p2p_set_managed_oper(wpa_s->global->p2p, atoi(param));
7441 		return 0;
7442 	}
7443 
7444 	if (os_strcmp(cmd, "listen_channel") == 0) {
7445 		char *pos;
7446 		u8 channel, op_class;
7447 
7448 		channel = atoi(param);
7449 		pos = os_strchr(param, ' ');
7450 		op_class = pos ? atoi(pos) : 81;
7451 
7452 		return p2p_set_listen_channel(wpa_s->global->p2p, op_class,
7453 					      channel, 1);
7454 	}
7455 
7456 	if (os_strcmp(cmd, "ssid_postfix") == 0) {
7457 		return p2p_set_ssid_postfix(wpa_s->global->p2p, (u8 *) param,
7458 					    os_strlen(param));
7459 	}
7460 
7461 	if (os_strcmp(cmd, "noa") == 0) {
7462 		char *pos;
7463 		int count, start, duration;
7464 		/* GO NoA parameters: count,start_offset(ms),duration(ms) */
7465 		count = atoi(param);
7466 		pos = os_strchr(param, ',');
7467 		if (pos == NULL)
7468 			return -1;
7469 		pos++;
7470 		start = atoi(pos);
7471 		pos = os_strchr(pos, ',');
7472 		if (pos == NULL)
7473 			return -1;
7474 		pos++;
7475 		duration = atoi(pos);
7476 		if (count < 0 || count > 255 || start < 0 || duration < 0)
7477 			return -1;
7478 		if (count == 0 && duration > 0)
7479 			return -1;
7480 		wpa_printf(MSG_DEBUG, "CTRL_IFACE: P2P_SET GO NoA: count=%d "
7481 			   "start=%d duration=%d", count, start, duration);
7482 		return wpas_p2p_set_noa(wpa_s, count, start, duration);
7483 	}
7484 
7485 	if (os_strcmp(cmd, "ps") == 0)
7486 		return wpa_drv_set_p2p_powersave(wpa_s, atoi(param), -1, -1);
7487 
7488 	if (os_strcmp(cmd, "oppps") == 0)
7489 		return wpa_drv_set_p2p_powersave(wpa_s, -1, atoi(param), -1);
7490 
7491 	if (os_strcmp(cmd, "ctwindow") == 0)
7492 		return wpa_drv_set_p2p_powersave(wpa_s, -1, -1, atoi(param));
7493 
7494 	if (os_strcmp(cmd, "disabled") == 0) {
7495 		wpa_s->global->p2p_disabled = atoi(param);
7496 		wpa_printf(MSG_DEBUG, "P2P functionality %s",
7497 			   wpa_s->global->p2p_disabled ?
7498 			   "disabled" : "enabled");
7499 		if (wpa_s->global->p2p_disabled) {
7500 			wpas_p2p_stop_find(wpa_s);
7501 			os_memset(wpa_s->p2p_auth_invite, 0, ETH_ALEN);
7502 			p2p_flush(wpa_s->global->p2p);
7503 		}
7504 		return 0;
7505 	}
7506 
7507 	if (os_strcmp(cmd, "conc_pref") == 0) {
7508 		if (os_strcmp(param, "sta") == 0)
7509 			wpa_s->global->conc_pref = WPA_CONC_PREF_STA;
7510 		else if (os_strcmp(param, "p2p") == 0)
7511 			wpa_s->global->conc_pref = WPA_CONC_PREF_P2P;
7512 		else {
7513 			wpa_printf(MSG_INFO, "Invalid conc_pref value");
7514 			return -1;
7515 		}
7516 		wpa_printf(MSG_DEBUG, "Single channel concurrency preference: "
7517 			   "%s", param);
7518 		return 0;
7519 	}
7520 
7521 	if (os_strcmp(cmd, "force_long_sd") == 0) {
7522 		wpa_s->force_long_sd = atoi(param);
7523 		return 0;
7524 	}
7525 
7526 	if (os_strcmp(cmd, "peer_filter") == 0) {
7527 		u8 addr[ETH_ALEN];
7528 		if (hwaddr_aton(param, addr))
7529 			return -1;
7530 		p2p_set_peer_filter(wpa_s->global->p2p, addr);
7531 		return 0;
7532 	}
7533 
7534 	if (os_strcmp(cmd, "cross_connect") == 0)
7535 		return wpas_p2p_set_cross_connect(wpa_s, atoi(param));
7536 
7537 	if (os_strcmp(cmd, "go_apsd") == 0) {
7538 		if (os_strcmp(param, "disable") == 0)
7539 			wpa_s->set_ap_uapsd = 0;
7540 		else {
7541 			wpa_s->set_ap_uapsd = 1;
7542 			wpa_s->ap_uapsd = atoi(param);
7543 		}
7544 		return 0;
7545 	}
7546 
7547 	if (os_strcmp(cmd, "client_apsd") == 0) {
7548 		if (os_strcmp(param, "disable") == 0)
7549 			wpa_s->set_sta_uapsd = 0;
7550 		else {
7551 			int be, bk, vi, vo;
7552 			char *pos;
7553 			/* format: BE,BK,VI,VO;max SP Length */
7554 			be = atoi(param);
7555 			pos = os_strchr(param, ',');
7556 			if (pos == NULL)
7557 				return -1;
7558 			pos++;
7559 			bk = atoi(pos);
7560 			pos = os_strchr(pos, ',');
7561 			if (pos == NULL)
7562 				return -1;
7563 			pos++;
7564 			vi = atoi(pos);
7565 			pos = os_strchr(pos, ',');
7566 			if (pos == NULL)
7567 				return -1;
7568 			pos++;
7569 			vo = atoi(pos);
7570 			/* ignore max SP Length for now */
7571 
7572 			wpa_s->set_sta_uapsd = 1;
7573 			wpa_s->sta_uapsd = 0;
7574 			if (be)
7575 				wpa_s->sta_uapsd |= BIT(0);
7576 			if (bk)
7577 				wpa_s->sta_uapsd |= BIT(1);
7578 			if (vi)
7579 				wpa_s->sta_uapsd |= BIT(2);
7580 			if (vo)
7581 				wpa_s->sta_uapsd |= BIT(3);
7582 		}
7583 		return 0;
7584 	}
7585 
7586 	if (os_strcmp(cmd, "disallow_freq") == 0)
7587 		return p2p_ctrl_disallow_freq(wpa_s, param);
7588 
7589 	if (os_strcmp(cmd, "disc_int") == 0) {
7590 		int min_disc_int, max_disc_int, max_disc_tu;
7591 		char *pos;
7592 
7593 		pos = param;
7594 
7595 		min_disc_int = atoi(pos);
7596 		pos = os_strchr(pos, ' ');
7597 		if (pos == NULL)
7598 			return -1;
7599 		*pos++ = '\0';
7600 
7601 		max_disc_int = atoi(pos);
7602 		pos = os_strchr(pos, ' ');
7603 		if (pos == NULL)
7604 			return -1;
7605 		*pos++ = '\0';
7606 
7607 		max_disc_tu = atoi(pos);
7608 
7609 		return p2p_set_disc_int(wpa_s->global->p2p, min_disc_int,
7610 					max_disc_int, max_disc_tu);
7611 	}
7612 
7613 	if (os_strcmp(cmd, "per_sta_psk") == 0) {
7614 		wpa_s->global->p2p_per_sta_psk = !!atoi(param);
7615 		return 0;
7616 	}
7617 
7618 #ifdef CONFIG_WPS_NFC
7619 	if (os_strcmp(cmd, "nfc_tag") == 0)
7620 		return wpas_p2p_nfc_tag_enabled(wpa_s, !!atoi(param));
7621 #endif /* CONFIG_WPS_NFC */
7622 
7623 	if (os_strcmp(cmd, "disable_ip_addr_req") == 0) {
7624 		wpa_s->p2p_disable_ip_addr_req = !!atoi(param);
7625 		return 0;
7626 	}
7627 
7628 	if (os_strcmp(cmd, "override_pref_op_chan") == 0) {
7629 		int op_class, chan;
7630 
7631 		op_class = atoi(param);
7632 		param = os_strchr(param, ':');
7633 		if (!param)
7634 			return -1;
7635 		param++;
7636 		chan = atoi(param);
7637 		p2p_set_override_pref_op_chan(wpa_s->global->p2p, op_class,
7638 					      chan);
7639 		return 0;
7640 	}
7641 
7642 	wpa_printf(MSG_DEBUG, "CTRL_IFACE: Unknown P2P_SET field value '%s'",
7643 		   cmd);
7644 
7645 	return -1;
7646 }
7647 
7648 
p2p_ctrl_flush(struct wpa_supplicant * wpa_s)7649 static void p2p_ctrl_flush(struct wpa_supplicant *wpa_s)
7650 {
7651 	os_memset(wpa_s->p2p_auth_invite, 0, ETH_ALEN);
7652 	wpa_s->force_long_sd = 0;
7653 
7654 #ifdef CONFIG_TESTING_OPTIONS
7655 	os_free(wpa_s->get_pref_freq_list_override);
7656 	wpa_s->get_pref_freq_list_override = NULL;
7657 #endif /* CONFIG_TESTING_OPTIONS */
7658 
7659 	wpas_p2p_stop_find(wpa_s);
7660 	wpa_s->parent->p2ps_method_config_any = 0;
7661 	if (wpa_s->global->p2p)
7662 		p2p_flush(wpa_s->global->p2p);
7663 }
7664 
7665 
p2p_ctrl_presence_req(struct wpa_supplicant * wpa_s,char * cmd)7666 static int p2p_ctrl_presence_req(struct wpa_supplicant *wpa_s, char *cmd)
7667 {
7668 	char *pos, *pos2;
7669 	unsigned int dur1 = 0, int1 = 0, dur2 = 0, int2 = 0;
7670 
7671 	if (cmd[0]) {
7672 		pos = os_strchr(cmd, ' ');
7673 		if (pos == NULL)
7674 			return -1;
7675 		*pos++ = '\0';
7676 		dur1 = atoi(cmd);
7677 
7678 		pos2 = os_strchr(pos, ' ');
7679 		if (pos2)
7680 			*pos2++ = '\0';
7681 		int1 = atoi(pos);
7682 	} else
7683 		pos2 = NULL;
7684 
7685 	if (pos2) {
7686 		pos = os_strchr(pos2, ' ');
7687 		if (pos == NULL)
7688 			return -1;
7689 		*pos++ = '\0';
7690 		dur2 = atoi(pos2);
7691 		int2 = atoi(pos);
7692 	}
7693 
7694 	return wpas_p2p_presence_req(wpa_s, dur1, int1, dur2, int2);
7695 }
7696 
7697 
p2p_ctrl_ext_listen(struct wpa_supplicant * wpa_s,char * cmd)7698 static int p2p_ctrl_ext_listen(struct wpa_supplicant *wpa_s, char *cmd)
7699 {
7700 	char *pos;
7701 	unsigned int period = 0, interval = 0;
7702 
7703 	if (cmd[0]) {
7704 		pos = os_strchr(cmd, ' ');
7705 		if (pos == NULL)
7706 			return -1;
7707 		*pos++ = '\0';
7708 		period = atoi(cmd);
7709 		interval = atoi(pos);
7710 	}
7711 
7712 	return wpas_p2p_ext_listen(wpa_s, period, interval);
7713 }
7714 
7715 
p2p_ctrl_remove_client(struct wpa_supplicant * wpa_s,const char * cmd)7716 static int p2p_ctrl_remove_client(struct wpa_supplicant *wpa_s, const char *cmd)
7717 {
7718 	const char *pos;
7719 	u8 peer[ETH_ALEN];
7720 	int iface_addr = 0;
7721 
7722 	pos = cmd;
7723 	if (os_strncmp(pos, "iface=", 6) == 0) {
7724 		iface_addr = 1;
7725 		pos += 6;
7726 	}
7727 	if (hwaddr_aton(pos, peer))
7728 		return -1;
7729 
7730 	wpas_p2p_remove_client(wpa_s, peer, iface_addr);
7731 	return 0;
7732 }
7733 
7734 
p2p_ctrl_iface_p2p_lo_start(struct wpa_supplicant * wpa_s,char * cmd)7735 static int p2p_ctrl_iface_p2p_lo_start(struct wpa_supplicant *wpa_s, char *cmd)
7736 {
7737 	int freq = 0, period = 0, interval = 0, count = 0;
7738 
7739 	if (sscanf(cmd, "%d %d %d %d", &freq, &period, &interval, &count) != 4)
7740 	{
7741 		wpa_printf(MSG_DEBUG,
7742 			   "CTRL: Invalid P2P LO Start parameter: '%s'", cmd);
7743 		return -1;
7744 	}
7745 
7746 	return wpas_p2p_lo_start(wpa_s, freq, period, interval, count);
7747 }
7748 
7749 #endif /* CONFIG_P2P */
7750 
7751 
freq_range_to_channel_list(struct wpa_supplicant * wpa_s,char * val)7752 static int * freq_range_to_channel_list(struct wpa_supplicant *wpa_s, char *val)
7753 {
7754 	struct wpa_freq_range_list ranges;
7755 	int *freqs = NULL;
7756 	struct hostapd_hw_modes *mode;
7757 	u16 i;
7758 
7759 	if (wpa_s->hw.modes == NULL)
7760 		return NULL;
7761 
7762 	os_memset(&ranges, 0, sizeof(ranges));
7763 	if (freq_range_list_parse(&ranges, val) < 0)
7764 		return NULL;
7765 
7766 	for (i = 0; i < wpa_s->hw.num_modes; i++) {
7767 		int j;
7768 
7769 		mode = &wpa_s->hw.modes[i];
7770 		for (j = 0; j < mode->num_channels; j++) {
7771 			unsigned int freq;
7772 
7773 			if (mode->channels[j].flag & HOSTAPD_CHAN_DISABLED)
7774 				continue;
7775 
7776 			freq = mode->channels[j].freq;
7777 			if (!freq_range_list_includes(&ranges, freq))
7778 				continue;
7779 
7780 			int_array_add_unique(&freqs, freq);
7781 		}
7782 	}
7783 
7784 	os_free(ranges.range);
7785 	return freqs;
7786 }
7787 
7788 
7789 #ifdef CONFIG_INTERWORKING
7790 
ctrl_interworking_select(struct wpa_supplicant * wpa_s,char * param)7791 static int ctrl_interworking_select(struct wpa_supplicant *wpa_s, char *param)
7792 {
7793 	int auto_sel = 0;
7794 	int *freqs = NULL;
7795 
7796 	if (param) {
7797 		char *pos;
7798 
7799 		auto_sel = os_strstr(param, "auto") != NULL;
7800 
7801 		pos = os_strstr(param, "freq=");
7802 		if (pos) {
7803 			freqs = freq_range_to_channel_list(wpa_s, pos + 5);
7804 			if (freqs == NULL)
7805 				return -1;
7806 		}
7807 
7808 	}
7809 
7810 	return interworking_select(wpa_s, auto_sel, freqs);
7811 }
7812 
7813 
ctrl_interworking_connect(struct wpa_supplicant * wpa_s,char * dst,int only_add)7814 static int ctrl_interworking_connect(struct wpa_supplicant *wpa_s, char *dst,
7815 				     int only_add)
7816 {
7817 	u8 bssid[ETH_ALEN];
7818 	struct wpa_bss *bss;
7819 
7820 	if (hwaddr_aton(dst, bssid)) {
7821 		wpa_printf(MSG_DEBUG, "Invalid BSSID '%s'", dst);
7822 		return -1;
7823 	}
7824 
7825 	bss = wpa_bss_get_bssid_latest(wpa_s, bssid);
7826 	if (bss == NULL) {
7827 		wpa_printf(MSG_DEBUG, "Could not find BSS " MACSTR,
7828 			   MAC2STR(bssid));
7829 		return -1;
7830 	}
7831 
7832 	if (bss->ssid_len == 0) {
7833 		int found = 0;
7834 
7835 		wpa_printf(MSG_DEBUG, "Selected BSS entry for " MACSTR
7836 			   " does not have SSID information", MAC2STR(bssid));
7837 
7838 		dl_list_for_each_reverse(bss, &wpa_s->bss, struct wpa_bss,
7839 					 list) {
7840 			if (os_memcmp(bss->bssid, bssid, ETH_ALEN) == 0 &&
7841 			    bss->ssid_len > 0) {
7842 				found = 1;
7843 				break;
7844 			}
7845 		}
7846 
7847 		if (!found)
7848 			return -1;
7849 		wpa_printf(MSG_DEBUG,
7850 			   "Found another matching BSS entry with SSID");
7851 	}
7852 
7853 	return interworking_connect(wpa_s, bss, only_add);
7854 }
7855 
7856 
get_anqp(struct wpa_supplicant * wpa_s,char * dst)7857 static int get_anqp(struct wpa_supplicant *wpa_s, char *dst)
7858 {
7859 	u8 dst_addr[ETH_ALEN];
7860 	int used, freq = 0;
7861 	char *pos;
7862 #define MAX_ANQP_INFO_ID 100
7863 	u16 id[MAX_ANQP_INFO_ID];
7864 	size_t num_id = 0;
7865 	u32 subtypes = 0;
7866 	u32 mbo_subtypes = 0;
7867 
7868 	used = hwaddr_aton2(dst, dst_addr);
7869 	if (used < 0)
7870 		return -1;
7871 	pos = dst + used;
7872 	if (*pos == ' ')
7873 		pos++;
7874 
7875 	if (os_strncmp(pos, "freq=", 5) == 0) {
7876 		freq = atoi(pos + 5);
7877 		pos = os_strchr(pos, ' ');
7878 		if (!pos)
7879 			return -1;
7880 		pos++;
7881 	}
7882 
7883 	while (num_id < MAX_ANQP_INFO_ID) {
7884 		if (os_strncmp(pos, "hs20:", 5) == 0) {
7885 #ifdef CONFIG_HS20
7886 			int num = atoi(pos + 5);
7887 			if (num <= 0 || num > 31)
7888 				return -1;
7889 			subtypes |= BIT(num);
7890 #else /* CONFIG_HS20 */
7891 			return -1;
7892 #endif /* CONFIG_HS20 */
7893 		} else if (os_strncmp(pos, "mbo:", 4) == 0) {
7894 #ifdef CONFIG_MBO
7895 			int num = atoi(pos + 4);
7896 
7897 			if (num <= 0 || num > MAX_MBO_ANQP_SUBTYPE)
7898 				return -1;
7899 			mbo_subtypes |= BIT(num);
7900 #else /* CONFIG_MBO */
7901 			return -1;
7902 #endif /* CONFIG_MBO */
7903 		} else {
7904 			id[num_id] = atoi(pos);
7905 			if (id[num_id])
7906 				num_id++;
7907 		}
7908 		pos = os_strchr(pos + 1, ',');
7909 		if (pos == NULL)
7910 			break;
7911 		pos++;
7912 	}
7913 
7914 	if (num_id == 0 && !subtypes && !mbo_subtypes)
7915 		return -1;
7916 
7917 	return anqp_send_req(wpa_s, dst_addr, freq, id, num_id, subtypes,
7918 			     mbo_subtypes);
7919 }
7920 
7921 
gas_request(struct wpa_supplicant * wpa_s,char * cmd)7922 static int gas_request(struct wpa_supplicant *wpa_s, char *cmd)
7923 {
7924 	u8 dst_addr[ETH_ALEN];
7925 	struct wpabuf *advproto, *query = NULL;
7926 	int used, ret = -1;
7927 	char *pos, *end;
7928 	size_t len;
7929 
7930 	used = hwaddr_aton2(cmd, dst_addr);
7931 	if (used < 0)
7932 		return -1;
7933 
7934 	pos = cmd + used;
7935 	while (*pos == ' ')
7936 		pos++;
7937 
7938 	/* Advertisement Protocol ID */
7939 	end = os_strchr(pos, ' ');
7940 	if (end)
7941 		len = end - pos;
7942 	else
7943 		len = os_strlen(pos);
7944 	if (len & 0x01)
7945 		return -1;
7946 	len /= 2;
7947 	if (len == 0)
7948 		return -1;
7949 	advproto = wpabuf_alloc(len);
7950 	if (advproto == NULL)
7951 		return -1;
7952 	if (hexstr2bin(pos, wpabuf_put(advproto, len), len) < 0)
7953 		goto fail;
7954 
7955 	if (end) {
7956 		/* Optional Query Request */
7957 		pos = end + 1;
7958 		while (*pos == ' ')
7959 			pos++;
7960 
7961 		len = os_strlen(pos);
7962 		if (len) {
7963 			if (len & 0x01)
7964 				goto fail;
7965 			len /= 2;
7966 			if (len == 0)
7967 				goto fail;
7968 			query = wpabuf_alloc(len);
7969 			if (query == NULL)
7970 				goto fail;
7971 			if (hexstr2bin(pos, wpabuf_put(query, len), len) < 0)
7972 				goto fail;
7973 		}
7974 	}
7975 
7976 	ret = gas_send_request(wpa_s, dst_addr, advproto, query);
7977 
7978 fail:
7979 	wpabuf_free(advproto);
7980 	wpabuf_free(query);
7981 
7982 	return ret;
7983 }
7984 
7985 
gas_response_get(struct wpa_supplicant * wpa_s,char * cmd,char * buf,size_t buflen)7986 static int gas_response_get(struct wpa_supplicant *wpa_s, char *cmd, char *buf,
7987 			    size_t buflen)
7988 {
7989 	u8 addr[ETH_ALEN];
7990 	int dialog_token;
7991 	int used;
7992 	char *pos;
7993 	size_t resp_len, start, requested_len;
7994 	struct wpabuf *resp;
7995 	int ret;
7996 
7997 	used = hwaddr_aton2(cmd, addr);
7998 	if (used < 0)
7999 		return -1;
8000 
8001 	pos = cmd + used;
8002 	while (*pos == ' ')
8003 		pos++;
8004 	dialog_token = atoi(pos);
8005 
8006 	if (wpa_s->last_gas_resp &&
8007 	    os_memcmp(addr, wpa_s->last_gas_addr, ETH_ALEN) == 0 &&
8008 	    dialog_token == wpa_s->last_gas_dialog_token)
8009 		resp = wpa_s->last_gas_resp;
8010 	else if (wpa_s->prev_gas_resp &&
8011 		 os_memcmp(addr, wpa_s->prev_gas_addr, ETH_ALEN) == 0 &&
8012 		 dialog_token == wpa_s->prev_gas_dialog_token)
8013 		resp = wpa_s->prev_gas_resp;
8014 	else
8015 		return -1;
8016 
8017 	resp_len = wpabuf_len(resp);
8018 	start = 0;
8019 	requested_len = resp_len;
8020 
8021 	pos = os_strchr(pos, ' ');
8022 	if (pos) {
8023 		start = atoi(pos);
8024 		if (start > resp_len)
8025 			return os_snprintf(buf, buflen, "FAIL-Invalid range");
8026 		pos = os_strchr(pos, ',');
8027 		if (pos == NULL)
8028 			return -1;
8029 		pos++;
8030 		requested_len = atoi(pos);
8031 		if (start + requested_len > resp_len)
8032 			return os_snprintf(buf, buflen, "FAIL-Invalid range");
8033 	}
8034 
8035 	if (requested_len * 2 + 1 > buflen)
8036 		return os_snprintf(buf, buflen, "FAIL-Too long response");
8037 
8038 	ret = wpa_snprintf_hex(buf, buflen, wpabuf_head_u8(resp) + start,
8039 			       requested_len);
8040 
8041 	if (start + requested_len == resp_len) {
8042 		/*
8043 		 * Free memory by dropping the response after it has been
8044 		 * fetched.
8045 		 */
8046 		if (resp == wpa_s->prev_gas_resp) {
8047 			wpabuf_free(wpa_s->prev_gas_resp);
8048 			wpa_s->prev_gas_resp = NULL;
8049 		} else {
8050 			wpabuf_free(wpa_s->last_gas_resp);
8051 			wpa_s->last_gas_resp = NULL;
8052 		}
8053 	}
8054 
8055 	return ret;
8056 }
8057 #endif /* CONFIG_INTERWORKING */
8058 
8059 
8060 #ifdef CONFIG_HS20
8061 
get_hs20_anqp(struct wpa_supplicant * wpa_s,char * dst)8062 static int get_hs20_anqp(struct wpa_supplicant *wpa_s, char *dst)
8063 {
8064 	u8 dst_addr[ETH_ALEN];
8065 	int used;
8066 	char *pos;
8067 	u32 subtypes = 0;
8068 
8069 	used = hwaddr_aton2(dst, dst_addr);
8070 	if (used < 0)
8071 		return -1;
8072 	pos = dst + used;
8073 	if (*pos == ' ')
8074 		pos++;
8075 	for (;;) {
8076 		int num = atoi(pos);
8077 		if (num <= 0 || num > 31)
8078 			return -1;
8079 		subtypes |= BIT(num);
8080 		pos = os_strchr(pos + 1, ',');
8081 		if (pos == NULL)
8082 			break;
8083 		pos++;
8084 	}
8085 
8086 	if (subtypes == 0)
8087 		return -1;
8088 
8089 	return hs20_anqp_send_req(wpa_s, dst_addr, subtypes, NULL, 0, 0);
8090 }
8091 
8092 
hs20_nai_home_realm_list(struct wpa_supplicant * wpa_s,const u8 * addr,const char * realm)8093 static int hs20_nai_home_realm_list(struct wpa_supplicant *wpa_s,
8094 				    const u8 *addr, const char *realm)
8095 {
8096 	u8 *buf;
8097 	size_t rlen, len;
8098 	int ret;
8099 
8100 	rlen = os_strlen(realm);
8101 	len = 3 + rlen;
8102 	buf = os_malloc(len);
8103 	if (buf == NULL)
8104 		return -1;
8105 	buf[0] = 1; /* NAI Home Realm Count */
8106 	buf[1] = 0; /* Formatted in accordance with RFC 4282 */
8107 	buf[2] = rlen;
8108 	os_memcpy(buf + 3, realm, rlen);
8109 
8110 	ret = hs20_anqp_send_req(wpa_s, addr,
8111 				 BIT(HS20_STYPE_NAI_HOME_REALM_QUERY),
8112 				 buf, len, 0);
8113 
8114 	os_free(buf);
8115 
8116 	return ret;
8117 }
8118 
8119 
hs20_get_nai_home_realm_list(struct wpa_supplicant * wpa_s,char * dst)8120 static int hs20_get_nai_home_realm_list(struct wpa_supplicant *wpa_s,
8121 					char *dst)
8122 {
8123 	struct wpa_cred *cred = wpa_s->conf->cred;
8124 	u8 dst_addr[ETH_ALEN];
8125 	int used;
8126 	u8 *buf;
8127 	size_t len;
8128 	int ret;
8129 
8130 	used = hwaddr_aton2(dst, dst_addr);
8131 	if (used < 0)
8132 		return -1;
8133 
8134 	while (dst[used] == ' ')
8135 		used++;
8136 	if (os_strncmp(dst + used, "realm=", 6) == 0)
8137 		return hs20_nai_home_realm_list(wpa_s, dst_addr,
8138 						dst + used + 6);
8139 
8140 	len = os_strlen(dst + used);
8141 
8142 	if (len == 0 && cred && cred->realm)
8143 		return hs20_nai_home_realm_list(wpa_s, dst_addr, cred->realm);
8144 
8145 	if (len & 1)
8146 		return -1;
8147 	len /= 2;
8148 	buf = os_malloc(len);
8149 	if (buf == NULL)
8150 		return -1;
8151 	if (hexstr2bin(dst + used, buf, len) < 0) {
8152 		os_free(buf);
8153 		return -1;
8154 	}
8155 
8156 	ret = hs20_anqp_send_req(wpa_s, dst_addr,
8157 				 BIT(HS20_STYPE_NAI_HOME_REALM_QUERY),
8158 				 buf, len, 0);
8159 	os_free(buf);
8160 
8161 	return ret;
8162 }
8163 
8164 
get_hs20_icon(struct wpa_supplicant * wpa_s,char * cmd,char * reply,int buflen)8165 static int get_hs20_icon(struct wpa_supplicant *wpa_s, char *cmd, char *reply,
8166 			 int buflen)
8167 {
8168 	u8 dst_addr[ETH_ALEN];
8169 	int used;
8170 	char *ctx = NULL, *icon, *poffset, *psize;
8171 
8172 	used = hwaddr_aton2(cmd, dst_addr);
8173 	if (used < 0)
8174 		return -1;
8175 	cmd += used;
8176 
8177 	icon = str_token(cmd, " ", &ctx);
8178 	poffset = str_token(cmd, " ", &ctx);
8179 	psize = str_token(cmd, " ", &ctx);
8180 	if (!icon || !poffset || !psize)
8181 		return -1;
8182 
8183 	wpa_s->fetch_osu_icon_in_progress = 0;
8184 	return hs20_get_icon(wpa_s, dst_addr, icon, atoi(poffset), atoi(psize),
8185 			     reply, buflen);
8186 }
8187 
8188 
del_hs20_icon(struct wpa_supplicant * wpa_s,char * cmd)8189 static int del_hs20_icon(struct wpa_supplicant *wpa_s, char *cmd)
8190 {
8191 	u8 dst_addr[ETH_ALEN];
8192 	int used;
8193 	char *icon;
8194 
8195 	if (!cmd[0])
8196 		return hs20_del_icon(wpa_s, NULL, NULL);
8197 
8198 	used = hwaddr_aton2(cmd, dst_addr);
8199 	if (used < 0)
8200 		return -1;
8201 
8202 	while (cmd[used] == ' ')
8203 		used++;
8204 	icon = cmd[used] ? &cmd[used] : NULL;
8205 
8206 	return hs20_del_icon(wpa_s, dst_addr, icon);
8207 }
8208 
8209 
hs20_icon_request(struct wpa_supplicant * wpa_s,char * cmd,int inmem)8210 static int hs20_icon_request(struct wpa_supplicant *wpa_s, char *cmd, int inmem)
8211 {
8212 	u8 dst_addr[ETH_ALEN];
8213 	int used;
8214 	char *icon;
8215 
8216 	used = hwaddr_aton2(cmd, dst_addr);
8217 	if (used < 0)
8218 		return -1;
8219 
8220 	while (cmd[used] == ' ')
8221 		used++;
8222 	icon = &cmd[used];
8223 
8224 	wpa_s->fetch_osu_icon_in_progress = 0;
8225 	return hs20_anqp_send_req(wpa_s, dst_addr, BIT(HS20_STYPE_ICON_REQUEST),
8226 				  (u8 *) icon, os_strlen(icon), inmem);
8227 }
8228 
8229 #endif /* CONFIG_HS20 */
8230 
8231 
8232 #ifdef CONFIG_AUTOSCAN
8233 
wpa_supplicant_ctrl_iface_autoscan(struct wpa_supplicant * wpa_s,char * cmd)8234 static int wpa_supplicant_ctrl_iface_autoscan(struct wpa_supplicant *wpa_s,
8235 					      char *cmd)
8236 {
8237 	enum wpa_states state = wpa_s->wpa_state;
8238 	char *new_params = NULL;
8239 
8240 	if (os_strlen(cmd) > 0) {
8241 		new_params = os_strdup(cmd);
8242 		if (new_params == NULL)
8243 			return -1;
8244 	}
8245 
8246 	os_free(wpa_s->conf->autoscan);
8247 	wpa_s->conf->autoscan = new_params;
8248 
8249 	if (wpa_s->conf->autoscan == NULL)
8250 		autoscan_deinit(wpa_s);
8251 	else if (state == WPA_DISCONNECTED || state == WPA_INACTIVE)
8252 		autoscan_init(wpa_s, 1);
8253 	else if (state == WPA_SCANNING)
8254 		wpa_supplicant_reinit_autoscan(wpa_s);
8255 	else
8256 		wpa_printf(MSG_DEBUG, "No autoscan update in state %s",
8257 			   wpa_supplicant_state_txt(state));
8258 
8259 	return 0;
8260 }
8261 
8262 #endif /* CONFIG_AUTOSCAN */
8263 
8264 
8265 #ifdef CONFIG_WNM
8266 
wpas_ctrl_iface_wnm_sleep(struct wpa_supplicant * wpa_s,char * cmd)8267 static int wpas_ctrl_iface_wnm_sleep(struct wpa_supplicant *wpa_s, char *cmd)
8268 {
8269 	int enter;
8270 	int intval = 0;
8271 	char *pos;
8272 	int ret;
8273 	struct wpabuf *tfs_req = NULL;
8274 
8275 	if (os_strncmp(cmd, "enter", 5) == 0)
8276 		enter = 1;
8277 	else if (os_strncmp(cmd, "exit", 4) == 0)
8278 		enter = 0;
8279 	else
8280 		return -1;
8281 
8282 	pos = os_strstr(cmd, " interval=");
8283 	if (pos)
8284 		intval = atoi(pos + 10);
8285 
8286 	pos = os_strstr(cmd, " tfs_req=");
8287 	if (pos) {
8288 		char *end;
8289 		size_t len;
8290 		pos += 9;
8291 		end = os_strchr(pos, ' ');
8292 		if (end)
8293 			len = end - pos;
8294 		else
8295 			len = os_strlen(pos);
8296 		if (len & 1)
8297 			return -1;
8298 		len /= 2;
8299 		tfs_req = wpabuf_alloc(len);
8300 		if (tfs_req == NULL)
8301 			return -1;
8302 		if (hexstr2bin(pos, wpabuf_put(tfs_req, len), len) < 0) {
8303 			wpabuf_free(tfs_req);
8304 			return -1;
8305 		}
8306 	}
8307 
8308 	ret = ieee802_11_send_wnmsleep_req(wpa_s, enter ? WNM_SLEEP_MODE_ENTER :
8309 					   WNM_SLEEP_MODE_EXIT, intval,
8310 					   tfs_req);
8311 	wpabuf_free(tfs_req);
8312 
8313 	return ret;
8314 }
8315 
8316 
wpas_ctrl_iface_wnm_bss_query(struct wpa_supplicant * wpa_s,char * cmd)8317 static int wpas_ctrl_iface_wnm_bss_query(struct wpa_supplicant *wpa_s, char *cmd)
8318 {
8319 	int query_reason, list = 0;
8320 	char *btm_candidates = NULL;
8321 
8322 	query_reason = atoi(cmd);
8323 
8324 	cmd = os_strchr(cmd, ' ');
8325 	if (cmd) {
8326 		if (os_strncmp(cmd, " list", 5) == 0)
8327 			list = 1;
8328 		else
8329 			btm_candidates = cmd;
8330 	}
8331 
8332 	wpa_printf(MSG_DEBUG,
8333 		   "CTRL_IFACE: WNM_BSS_QUERY query_reason=%d%s",
8334 		   query_reason, list ? " candidate list" : "");
8335 
8336 	return wnm_send_bss_transition_mgmt_query(wpa_s, query_reason,
8337 						  btm_candidates,
8338 						  list);
8339 }
8340 
8341 
wpas_ctrl_iface_coloc_intf_report(struct wpa_supplicant * wpa_s,char * cmd)8342 static int wpas_ctrl_iface_coloc_intf_report(struct wpa_supplicant *wpa_s,
8343 					     char *cmd)
8344 {
8345 	struct wpabuf *elems;
8346 	int ret;
8347 
8348 	elems = wpabuf_parse_bin(cmd);
8349 	if (!elems)
8350 		return -1;
8351 
8352 	ret = wnm_send_coloc_intf_report(wpa_s, 0, elems);
8353 	wpabuf_free(elems);
8354 	return ret;
8355 }
8356 
8357 #endif /* CONFIG_WNM */
8358 
8359 
wpa_supplicant_signal_poll(struct wpa_supplicant * wpa_s,char * buf,size_t buflen)8360 static int wpa_supplicant_signal_poll(struct wpa_supplicant *wpa_s, char *buf,
8361 				      size_t buflen)
8362 {
8363 	struct wpa_signal_info si;
8364 	int ret;
8365 	char *pos, *end;
8366 
8367 	ret = wpa_drv_signal_poll(wpa_s, &si);
8368 	if (ret)
8369 		return -1;
8370 
8371 	pos = buf;
8372 	end = buf + buflen;
8373 
8374 	ret = os_snprintf(pos, end - pos, "RSSI=%d\nLINKSPEED=%lu\n"
8375 			  "NOISE=%d\nFREQUENCY=%u\n",
8376 			  si.data.signal, si.data.current_tx_rate / 1000,
8377 			  si.current_noise, si.frequency);
8378 	if (os_snprintf_error(end - pos, ret))
8379 		return -1;
8380 	pos += ret;
8381 
8382 	if (si.chanwidth != CHAN_WIDTH_UNKNOWN) {
8383 		ret = os_snprintf(pos, end - pos, "WIDTH=%s\n",
8384 				  channel_width_to_string(si.chanwidth));
8385 		if (os_snprintf_error(end - pos, ret))
8386 			return -1;
8387 		pos += ret;
8388 	}
8389 
8390 	if (si.center_frq1 > 0) {
8391 		ret = os_snprintf(pos, end - pos, "CENTER_FRQ1=%d\n",
8392 				  si.center_frq1);
8393 		if (os_snprintf_error(end - pos, ret))
8394 			return -1;
8395 		pos += ret;
8396 	}
8397 
8398 	if (si.center_frq2 > 0) {
8399 		ret = os_snprintf(pos, end - pos, "CENTER_FRQ2=%d\n",
8400 				  si.center_frq2);
8401 		if (os_snprintf_error(end - pos, ret))
8402 			return -1;
8403 		pos += ret;
8404 	}
8405 
8406 	if (si.data.avg_signal) {
8407 		ret = os_snprintf(pos, end - pos,
8408 				  "AVG_RSSI=%d\n", si.data.avg_signal);
8409 		if (os_snprintf_error(end - pos, ret))
8410 			return -1;
8411 		pos += ret;
8412 	}
8413 
8414 	if (si.data.avg_beacon_signal) {
8415 		ret = os_snprintf(pos, end - pos,
8416 				  "AVG_BEACON_RSSI=%d\n",
8417 				  si.data.avg_beacon_signal);
8418 		if (os_snprintf_error(end - pos, ret))
8419 			return -1;
8420 		pos += ret;
8421 	}
8422 
8423 	return pos - buf;
8424 }
8425 
8426 
wpas_ctrl_iface_signal_monitor(struct wpa_supplicant * wpa_s,const char * cmd)8427 static int wpas_ctrl_iface_signal_monitor(struct wpa_supplicant *wpa_s,
8428 					  const char *cmd)
8429 {
8430 	const char *pos;
8431 	int threshold = 0;
8432 	int hysteresis = 0;
8433 
8434 	if (wpa_s->bgscan && wpa_s->bgscan_priv) {
8435 		wpa_printf(MSG_DEBUG,
8436 			   "Reject SIGNAL_MONITOR command - bgscan is active");
8437 		return -1;
8438 	}
8439 	pos = os_strstr(cmd, "THRESHOLD=");
8440 	if (pos)
8441 		threshold = atoi(pos + 10);
8442 	pos = os_strstr(cmd, "HYSTERESIS=");
8443 	if (pos)
8444 		hysteresis = atoi(pos + 11);
8445 	return wpa_drv_signal_monitor(wpa_s, threshold, hysteresis);
8446 }
8447 
8448 
8449 #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,struct weighted_pcl * freq_list)8450 int wpas_ctrl_iface_get_pref_freq_list_override(struct wpa_supplicant *wpa_s,
8451 						enum wpa_driver_if_type if_type,
8452 						unsigned int *num,
8453 						struct weighted_pcl *freq_list)
8454 {
8455 	char *pos = wpa_s->get_pref_freq_list_override;
8456 	char *end;
8457 	unsigned int count = 0;
8458 
8459 	/* Override string format:
8460 	 *  <if_type1>:<freq1>,<freq2>,... <if_type2>:... */
8461 
8462 	while (pos) {
8463 		if (atoi(pos) == (int) if_type)
8464 			break;
8465 		pos = os_strchr(pos, ' ');
8466 		if (pos)
8467 			pos++;
8468 	}
8469 	if (!pos)
8470 		return -1;
8471 	pos = os_strchr(pos, ':');
8472 	if (!pos)
8473 		return -1;
8474 	pos++;
8475 	end = os_strchr(pos, ' ');
8476 	while (pos && (!end || pos < end) && count < *num) {
8477 		freq_list[count].freq = atoi(pos);
8478 		freq_list[count++].flag = WEIGHTED_PCL_GO | WEIGHTED_PCL_CLI;
8479 		pos = os_strchr(pos, ',');
8480 		if (pos)
8481 			pos++;
8482 	}
8483 
8484 	*num = count;
8485 	return 0;
8486 }
8487 #endif /* CONFIG_TESTING_OPTIONS */
8488 
8489 
wpas_ctrl_iface_get_pref_freq_list(struct wpa_supplicant * wpa_s,char * cmd,char * buf,size_t buflen)8490 static int wpas_ctrl_iface_get_pref_freq_list(
8491 	struct wpa_supplicant *wpa_s, char *cmd, char *buf, size_t buflen)
8492 {
8493 	unsigned int num = 100, i;
8494 	int ret;
8495 	enum wpa_driver_if_type iface_type;
8496 	char *pos, *end;
8497 	struct weighted_pcl freq_list[100];
8498 
8499 	pos = buf;
8500 	end = buf + buflen;
8501 
8502 	/* buf: "<interface_type>" */
8503 	if (os_strcmp(cmd, "STATION") == 0)
8504 		iface_type = WPA_IF_STATION;
8505 	else if (os_strcmp(cmd, "AP") == 0)
8506 		iface_type = WPA_IF_AP_BSS;
8507 	else if (os_strcmp(cmd, "P2P_GO") == 0)
8508 		iface_type = WPA_IF_P2P_GO;
8509 	else if (os_strcmp(cmd, "P2P_CLIENT") == 0)
8510 		iface_type = WPA_IF_P2P_CLIENT;
8511 	else if (os_strcmp(cmd, "IBSS") == 0)
8512 		iface_type = WPA_IF_IBSS;
8513 	else if (os_strcmp(cmd, "TDLS") == 0)
8514 		iface_type = WPA_IF_TDLS;
8515 	else
8516 		return -1;
8517 
8518 	wpa_printf(MSG_DEBUG,
8519 		   "CTRL_IFACE: GET_PREF_FREQ_LIST iface_type=%d (%s)",
8520 		   iface_type, cmd);
8521 
8522 	ret = wpa_drv_get_pref_freq_list(wpa_s, iface_type, &num, freq_list);
8523 	if (ret)
8524 		return -1;
8525 
8526 	for (i = 0; i < num; i++) {
8527 		ret = os_snprintf(pos, end - pos, "%s%u",
8528 				  i > 0 ? "," : "", freq_list[i].freq);
8529 		if (os_snprintf_error(end - pos, ret))
8530 			return -1;
8531 		pos += ret;
8532 	}
8533 
8534 	return pos - buf;
8535 }
8536 
8537 
wpas_ctrl_iface_driver_flags(struct wpa_supplicant * wpa_s,char * buf,size_t buflen)8538 static int wpas_ctrl_iface_driver_flags(struct wpa_supplicant *wpa_s,
8539 					char *buf, size_t buflen)
8540 {
8541 	int ret, i;
8542 	char *pos, *end;
8543 
8544 	ret = os_snprintf(buf, buflen, "%016llX:\n",
8545 			  (long long unsigned) wpa_s->drv_flags);
8546 	if (os_snprintf_error(buflen, ret))
8547 		return -1;
8548 
8549 	pos = buf + ret;
8550 	end = buf + buflen;
8551 
8552 	for (i = 0; i < 64; i++) {
8553 		if (wpa_s->drv_flags & (1LLU << i)) {
8554 			ret = os_snprintf(pos, end - pos, "%s\n",
8555 					  driver_flag_to_string(1LLU << i));
8556 			if (os_snprintf_error(end - pos, ret))
8557 				return -1;
8558 			pos += ret;
8559 		}
8560 	}
8561 
8562 	return pos - buf;
8563 }
8564 
8565 
wpas_ctrl_iface_driver_flags2(struct wpa_supplicant * wpa_s,char * buf,size_t buflen)8566 static int wpas_ctrl_iface_driver_flags2(struct wpa_supplicant *wpa_s,
8567 					 char *buf, size_t buflen)
8568 {
8569 	int ret, i;
8570 	char *pos, *end;
8571 
8572 	ret = os_snprintf(buf, buflen, "%016llX:\n",
8573 			  (long long unsigned) wpa_s->drv_flags2);
8574 	if (os_snprintf_error(buflen, ret))
8575 		return -1;
8576 
8577 	pos = buf + ret;
8578 	end = buf + buflen;
8579 
8580 	for (i = 0; i < 64; i++) {
8581 		if (wpa_s->drv_flags2 & (1LLU << i)) {
8582 			ret = os_snprintf(pos, end - pos, "%s\n",
8583 					  driver_flag2_to_string(1LLU << i));
8584 			if (os_snprintf_error(end - pos, ret))
8585 				return -1;
8586 			pos += ret;
8587 		}
8588 	}
8589 
8590 	return pos - buf;
8591 }
8592 
8593 
wpa_supplicant_pktcnt_poll(struct wpa_supplicant * wpa_s,char * buf,size_t buflen)8594 static int wpa_supplicant_pktcnt_poll(struct wpa_supplicant *wpa_s, char *buf,
8595 				      size_t buflen)
8596 {
8597 	struct hostap_sta_driver_data sta;
8598 	int ret;
8599 
8600 	ret = wpa_drv_pktcnt_poll(wpa_s, &sta);
8601 	if (ret)
8602 		return -1;
8603 
8604 	ret = os_snprintf(buf, buflen, "TXGOOD=%lu\nTXBAD=%lu\nRXGOOD=%lu\n",
8605 			  sta.tx_packets, sta.tx_retry_failed, sta.rx_packets);
8606 	if (os_snprintf_error(buflen, ret))
8607 		return -1;
8608 	return ret;
8609 }
8610 
8611 
8612 #ifdef ANDROID
wpa_supplicant_driver_cmd(struct wpa_supplicant * wpa_s,char * cmd,char * buf,size_t buflen)8613 static int wpa_supplicant_driver_cmd(struct wpa_supplicant *wpa_s, char *cmd,
8614 				     char *buf, size_t buflen)
8615 {
8616 	int ret;
8617 
8618 	ret = wpa_drv_driver_cmd(wpa_s, cmd, buf, buflen);
8619 	if (ret == 0) {
8620 		if (os_strncasecmp(cmd, "COUNTRY", 7) == 0) {
8621 			struct p2p_data *p2p = wpa_s->global->p2p;
8622 			if (p2p) {
8623 				char country[3];
8624 				country[0] = cmd[8];
8625 				country[1] = cmd[9];
8626 				country[2] = 0x04;
8627 				p2p_set_country(p2p, country);
8628 			}
8629 		}
8630 		ret = os_snprintf(buf, buflen, "%s\n", "OK");
8631 		if (os_snprintf_error(buflen, ret))
8632 			ret = -1;
8633 	}
8634 	return ret;
8635 }
8636 #endif /* ANDROID */
8637 
8638 
wpa_supplicant_vendor_cmd(struct wpa_supplicant * wpa_s,char * cmd,char * buf,size_t buflen)8639 static int wpa_supplicant_vendor_cmd(struct wpa_supplicant *wpa_s, char *cmd,
8640 				     char *buf, size_t buflen)
8641 {
8642 	int ret;
8643 	char *pos, *temp = NULL;
8644 	u8 *data = NULL;
8645 	unsigned int vendor_id, subcmd;
8646 	enum nested_attr nested_attr_flag = NESTED_ATTR_UNSPECIFIED;
8647 	struct wpabuf *reply;
8648 	size_t data_len = 0;
8649 
8650 	/**
8651 	 * cmd: <vendor id> <subcommand id> [<hex formatted data>]
8652 	 * [nested=<0|1>]
8653 	 */
8654 	vendor_id = strtoul(cmd, &pos, 16);
8655 	if (!isblank((unsigned char) *pos))
8656 		return -EINVAL;
8657 
8658 	subcmd = strtoul(pos, &pos, 10);
8659 
8660 	if (*pos != '\0') {
8661 		if (!isblank((unsigned char) *pos++))
8662 			return -EINVAL;
8663 
8664 		temp = os_strchr(pos, ' ');
8665 		data_len = temp ? (size_t) (temp - pos) : os_strlen(pos);
8666 	}
8667 
8668 	if (data_len) {
8669 		data_len /= 2;
8670 		data = os_malloc(data_len);
8671 		if (!data)
8672 			return -1;
8673 
8674 		if (hexstr2bin(pos, data, data_len)) {
8675 			wpa_printf(MSG_DEBUG,
8676 				   "Vendor command: wrong parameter format");
8677 			os_free(data);
8678 			return -EINVAL;
8679 		}
8680 	}
8681 
8682 	pos = os_strstr(cmd, "nested=");
8683 	if (pos)
8684 		nested_attr_flag = atoi(pos + 7) ? NESTED_ATTR_USED :
8685 			NESTED_ATTR_NOT_USED;
8686 
8687 	reply = wpabuf_alloc((buflen - 1) / 2);
8688 	if (!reply) {
8689 		os_free(data);
8690 		return -1;
8691 	}
8692 
8693 	ret = wpa_drv_vendor_cmd(wpa_s, vendor_id, subcmd, data, data_len,
8694 				 nested_attr_flag, reply);
8695 
8696 	if (ret == 0)
8697 		ret = wpa_snprintf_hex(buf, buflen, wpabuf_head_u8(reply),
8698 				       wpabuf_len(reply));
8699 
8700 	wpabuf_free(reply);
8701 	os_free(data);
8702 
8703 	return ret;
8704 }
8705 
8706 
wpa_supplicant_ctrl_iface_flush(struct wpa_supplicant * wpa_s)8707 static void wpa_supplicant_ctrl_iface_flush(struct wpa_supplicant *wpa_s)
8708 {
8709 #ifdef CONFIG_P2P
8710 	struct wpa_supplicant *p2p_wpa_s = wpa_s->global->p2p_init_wpa_s ?
8711 		wpa_s->global->p2p_init_wpa_s : wpa_s;
8712 #endif /* CONFIG_P2P */
8713 
8714 	wpa_dbg(wpa_s, MSG_DEBUG, "Flush all wpa_supplicant state");
8715 
8716 	if (wpas_abort_ongoing_scan(wpa_s) == 0)
8717 		wpa_s->ignore_post_flush_scan_res = 1;
8718 
8719 	if (wpa_s->wpa_state >= WPA_AUTHENTICATING) {
8720 		/*
8721 		 * Avoid possible auto connect re-connection on getting
8722 		 * disconnected due to state flush.
8723 		 */
8724 		wpa_supplicant_set_state(wpa_s, WPA_DISCONNECTED);
8725 	}
8726 
8727 #ifdef CONFIG_P2P
8728 	wpas_p2p_group_remove(p2p_wpa_s, "*");
8729 	wpas_p2p_cancel(p2p_wpa_s);
8730 	p2p_ctrl_flush(p2p_wpa_s);
8731 	wpas_p2p_service_flush(p2p_wpa_s);
8732 	p2p_wpa_s->global->p2p_disabled = 0;
8733 	p2p_wpa_s->global->p2p_per_sta_psk = 0;
8734 	p2p_wpa_s->conf->num_sec_device_types = 0;
8735 	p2p_wpa_s->p2p_disable_ip_addr_req = 0;
8736 	os_free(p2p_wpa_s->global->p2p_go_avoid_freq.range);
8737 	p2p_wpa_s->global->p2p_go_avoid_freq.range = NULL;
8738 	p2p_wpa_s->global->p2p_go_avoid_freq.num = 0;
8739 	p2p_wpa_s->global->pending_p2ps_group = 0;
8740 	p2p_wpa_s->global->pending_p2ps_group_freq = 0;
8741 #endif /* CONFIG_P2P */
8742 
8743 #ifdef CONFIG_WPS_TESTING
8744 	wps_version_number = 0x20;
8745 	wps_testing_stub_cred = 0;
8746 	wps_corrupt_pkhash = 0;
8747 	wps_force_auth_types_in_use = 0;
8748 	wps_force_encr_types_in_use = 0;
8749 #endif /* CONFIG_WPS_TESTING */
8750 #ifdef CONFIG_WPS
8751 	wpa_s->wps_fragment_size = 0;
8752 	wpas_wps_cancel(wpa_s);
8753 	wps_registrar_flush(wpa_s->wps->registrar);
8754 #endif /* CONFIG_WPS */
8755 	wpa_s->after_wps = 0;
8756 	wpa_s->known_wps_freq = 0;
8757 
8758 #ifdef CONFIG_DPP
8759 	wpas_dpp_deinit(wpa_s);
8760 	wpa_s->dpp_init_max_tries = 0;
8761 	wpa_s->dpp_init_retry_time = 0;
8762 	wpa_s->dpp_resp_wait_time = 0;
8763 	wpa_s->dpp_resp_max_tries = 0;
8764 	wpa_s->dpp_resp_retry_time = 0;
8765 #ifdef CONFIG_DPP2
8766 	wpas_dpp_chirp_stop(wpa_s);
8767 	wpa_s->dpp_pfs_fallback = 0;
8768 #endif /* CONFIG_DPP2 */
8769 #ifdef CONFIG_DPP3
8770 	{
8771 		int i;
8772 
8773 		for (i = 0; i < DPP_PB_INFO_COUNT; i++) {
8774 			struct dpp_pb_info *info;
8775 
8776 			info = &wpa_s->dpp_pb[i];
8777 			info->rx_time.sec = 0;
8778 			info->rx_time.usec = 0;
8779 		}
8780 	}
8781 #endif /* CONFIG_DPP3 */
8782 #ifdef CONFIG_TESTING_OPTIONS
8783 	os_memset(dpp_pkex_own_mac_override, 0, ETH_ALEN);
8784 	os_memset(dpp_pkex_peer_mac_override, 0, ETH_ALEN);
8785 	dpp_pkex_ephemeral_key_override_len = 0;
8786 	dpp_protocol_key_override_len = 0;
8787 	dpp_nonce_override_len = 0;
8788 #ifdef CONFIG_DPP3
8789 	dpp_version_override = 3;
8790 #elif defined(CONFIG_DPP2)
8791 	dpp_version_override = 2;
8792 #else /* CONFIG_DPP2 */
8793 	dpp_version_override = 1;
8794 #endif /* CONFIG_DPP2 */
8795 #endif /* CONFIG_TESTING_OPTIONS */
8796 #endif /* CONFIG_DPP */
8797 
8798 #ifdef CONFIG_TDLS
8799 #ifdef CONFIG_TDLS_TESTING
8800 	tdls_testing = 0;
8801 #endif /* CONFIG_TDLS_TESTING */
8802 	wpa_drv_tdls_oper(wpa_s, TDLS_ENABLE, NULL);
8803 	wpa_tdls_enable(wpa_s->wpa, 1);
8804 #endif /* CONFIG_TDLS */
8805 
8806 	eloop_cancel_timeout(wpa_supplicant_stop_countermeasures, wpa_s, NULL);
8807 	wpa_supplicant_stop_countermeasures(wpa_s, NULL);
8808 	wpa_s->last_michael_mic_error.sec = 0;
8809 
8810 	wpa_s->no_keep_alive = 0;
8811 	wpa_s->own_disconnect_req = 0;
8812 	wpa_s->own_reconnect_req = 0;
8813 	wpa_s->deny_ptk0_rekey = 0;
8814 
8815 	os_free(wpa_s->disallow_aps_bssid);
8816 	wpa_s->disallow_aps_bssid = NULL;
8817 	wpa_s->disallow_aps_bssid_count = 0;
8818 	os_free(wpa_s->disallow_aps_ssid);
8819 	wpa_s->disallow_aps_ssid = NULL;
8820 	wpa_s->disallow_aps_ssid_count = 0;
8821 
8822 	wpa_s->set_sta_uapsd = 0;
8823 	wpa_s->sta_uapsd = 0;
8824 
8825 	wpa_s->consecutive_conn_failures = 0;
8826 
8827 	wpa_drv_radio_disable(wpa_s, 0);
8828 	wpa_bssid_ignore_clear(wpa_s);
8829 	wpa_supplicant_ctrl_iface_remove_network(wpa_s, "all");
8830 	wpa_supplicant_ctrl_iface_remove_cred(wpa_s, "all");
8831 	wpa_config_flush_blobs(wpa_s->conf);
8832 	wpa_s->conf->auto_interworking = 0;
8833 	wpa_s->conf->okc = 0;
8834 
8835 	ptksa_cache_flush(wpa_s->ptksa, NULL, WPA_CIPHER_NONE);
8836 	wpa_sm_pmksa_cache_flush(wpa_s->wpa, NULL);
8837 	rsn_preauth_deinit(wpa_s->wpa);
8838 
8839 	wpa_sm_set_param(wpa_s->wpa, RSNA_PMK_LIFETIME, 43200);
8840 	wpa_sm_set_param(wpa_s->wpa, RSNA_PMK_REAUTH_THRESHOLD, 70);
8841 	wpa_sm_set_param(wpa_s->wpa, RSNA_SA_TIMEOUT, 60);
8842 	eapol_sm_notify_logoff(wpa_s->eapol, false);
8843 
8844 	radio_remove_works(wpa_s, NULL, 1);
8845 	wpa_s->ext_work_in_progress = 0;
8846 
8847 	wpa_s->next_ssid = NULL;
8848 
8849 #ifdef CONFIG_INTERWORKING
8850 #ifdef CONFIG_HS20
8851 	hs20_cancel_fetch_osu(wpa_s);
8852 	hs20_del_icon(wpa_s, NULL, NULL);
8853 #endif /* CONFIG_HS20 */
8854 #endif /* CONFIG_INTERWORKING */
8855 
8856 	wpa_s->ext_mgmt_frame_handling = 0;
8857 	wpa_s->ext_eapol_frame_io = 0;
8858 #ifdef CONFIG_TESTING_OPTIONS
8859 	wpa_s->extra_roc_dur = 0;
8860 	wpa_s->test_failure = WPAS_TEST_FAILURE_NONE;
8861 	wpa_s->p2p_go_csa_on_inv = 0;
8862 	wpa_s->ignore_auth_resp = 0;
8863 	wpa_s->ignore_assoc_disallow = 0;
8864 	wpa_s->disable_sa_query = 0;
8865 	wpa_s->testing_resend_assoc = 0;
8866 	wpa_s->ignore_sae_h2e_only = 0;
8867 	wpa_s->ft_rsnxe_used = 0;
8868 	wpa_s->reject_btm_req_reason = 0;
8869 	wpa_sm_set_test_assoc_ie(wpa_s->wpa, NULL);
8870 	os_free(wpa_s->get_pref_freq_list_override);
8871 	wpa_s->get_pref_freq_list_override = NULL;
8872 	wpabuf_free(wpa_s->sae_commit_override);
8873 	wpa_s->sae_commit_override = NULL;
8874 	os_free(wpa_s->extra_sae_rejected_groups);
8875 	wpa_s->extra_sae_rejected_groups = NULL;
8876 	wpabuf_free(wpa_s->rsne_override_eapol);
8877 	wpa_s->rsne_override_eapol = NULL;
8878 	wpabuf_free(wpa_s->rsnxe_override_assoc);
8879 	wpa_s->rsnxe_override_assoc = NULL;
8880 	wpabuf_free(wpa_s->rsnxe_override_eapol);
8881 	wpa_s->rsnxe_override_eapol = NULL;
8882 	wpas_clear_driver_signal_override(wpa_s);
8883 	wpa_s->disable_scs_support = 0;
8884 	wpa_s->disable_mscs_support = 0;
8885 	wpa_s->enable_dscp_policy_capa = 0;
8886 	wpa_s->oci_freq_override_eapol = 0;
8887 	wpa_s->oci_freq_override_saquery_req = 0;
8888 	wpa_s->oci_freq_override_saquery_resp = 0;
8889 	wpa_s->oci_freq_override_eapol_g2 = 0;
8890 	wpa_s->oci_freq_override_ft_assoc = 0;
8891 	wpa_s->oci_freq_override_fils_assoc = 0;
8892 	wpa_s->oci_freq_override_wnm_sleep = 0;
8893 	wpa_s->disable_eapol_g2_tx = 0;
8894 #ifdef CONFIG_DPP
8895 	os_free(wpa_s->dpp_config_obj_override);
8896 	wpa_s->dpp_config_obj_override = NULL;
8897 	os_free(wpa_s->dpp_discovery_override);
8898 	wpa_s->dpp_discovery_override = NULL;
8899 	os_free(wpa_s->dpp_groups_override);
8900 	wpa_s->dpp_groups_override = NULL;
8901 	wpa_s->dpp_ignore_netaccesskey_mismatch = 0;
8902 	wpa_s->dpp_discard_public_action = 0;
8903 	dpp_test = DPP_TEST_DISABLED;
8904 #endif /* CONFIG_DPP */
8905 #endif /* CONFIG_TESTING_OPTIONS */
8906 
8907 	wpa_s->disconnected = 0;
8908 	os_free(wpa_s->next_scan_freqs);
8909 	wpa_s->next_scan_freqs = NULL;
8910 	os_memset(wpa_s->next_scan_bssid, 0, ETH_ALEN);
8911 	wpa_s->next_scan_bssid_wildcard_ssid = 0;
8912 	os_free(wpa_s->select_network_scan_freqs);
8913 	wpa_s->select_network_scan_freqs = NULL;
8914 	os_memset(&wpa_s->robust_av, 0, sizeof(struct robust_av_data));
8915 
8916 	wpa_bss_flush(wpa_s);
8917 	if (!dl_list_empty(&wpa_s->bss)) {
8918 		wpa_printf(MSG_DEBUG,
8919 			   "BSS table not empty after flush: %u entries, current_bss=%p bssid="
8920 			   MACSTR " pending_bssid=" MACSTR,
8921 			   dl_list_len(&wpa_s->bss), wpa_s->current_bss,
8922 			   MAC2STR(wpa_s->bssid),
8923 			   MAC2STR(wpa_s->pending_bssid));
8924 	}
8925 
8926 	eloop_cancel_timeout(wpas_network_reenabled, wpa_s, NULL);
8927 	wpa_s->wnmsleep_used = 0;
8928 
8929 #ifdef CONFIG_SME
8930 	wpa_s->sme.last_unprot_disconnect.sec = 0;
8931 	wpa_s->sme.auth_alg = 0;
8932 #endif /* CONFIG_SME */
8933 
8934 	wpabuf_free(wpa_s->ric_ies);
8935 	wpa_s->ric_ies = NULL;
8936 
8937 	wpa_supplicant_update_channel_list(wpa_s, NULL);
8938 
8939 	free_bss_tmp_disallowed(wpa_s);
8940 
8941 	os_memset(&wpa_s->robust_av, 0, sizeof(struct robust_av_data));
8942 
8943 #ifdef CONFIG_PASN
8944 	wpas_pasn_auth_stop(wpa_s);
8945 #endif /* CONFIG_PASN */
8946 
8947 	if (wpa_s->mac_addr_changed && wpa_s->conf->mac_addr == 0)
8948 		wpas_restore_permanent_mac_addr(wpa_s);
8949 
8950 	wpa_s->conf->ignore_old_scan_res = 0;
8951 }
8952 
8953 
wpas_ctrl_radio_work_show(struct wpa_supplicant * wpa_s,char * buf,size_t buflen)8954 static int wpas_ctrl_radio_work_show(struct wpa_supplicant *wpa_s,
8955 				     char *buf, size_t buflen)
8956 {
8957 	struct wpa_radio_work *work;
8958 	char *pos, *end;
8959 	struct os_reltime now, diff;
8960 
8961 	pos = buf;
8962 	end = buf + buflen;
8963 
8964 	os_get_reltime(&now);
8965 
8966 	dl_list_for_each(work, &wpa_s->radio->work, struct wpa_radio_work, list)
8967 	{
8968 		int ret;
8969 
8970 		os_reltime_sub(&now, &work->time, &diff);
8971 		ret = os_snprintf(pos, end - pos, "%s@%s:%u:%u:%ld.%06ld\n",
8972 				  work->type, work->wpa_s->ifname, work->freq,
8973 				  work->started, diff.sec, diff.usec);
8974 		if (os_snprintf_error(end - pos, ret))
8975 			break;
8976 		pos += ret;
8977 	}
8978 
8979 	return pos - buf;
8980 }
8981 
8982 
wpas_ctrl_radio_work_timeout(void * eloop_ctx,void * timeout_ctx)8983 static void wpas_ctrl_radio_work_timeout(void *eloop_ctx, void *timeout_ctx)
8984 {
8985 	struct wpa_radio_work *work = eloop_ctx;
8986 	struct wpa_external_work *ework = work->ctx;
8987 
8988 	wpa_dbg(work->wpa_s, MSG_DEBUG,
8989 		"Timing out external radio work %u (%s)",
8990 		ework->id, work->type);
8991 	wpa_msg(work->wpa_s, MSG_INFO, EXT_RADIO_WORK_TIMEOUT "%u", ework->id);
8992 	work->wpa_s->ext_work_in_progress = 0;
8993 	radio_work_done(work);
8994 	os_free(ework);
8995 }
8996 
8997 
wpas_ctrl_radio_work_cb(struct wpa_radio_work * work,int deinit)8998 static void wpas_ctrl_radio_work_cb(struct wpa_radio_work *work, int deinit)
8999 {
9000 	struct wpa_external_work *ework = work->ctx;
9001 
9002 	if (deinit) {
9003 		if (work->started)
9004 			eloop_cancel_timeout(wpas_ctrl_radio_work_timeout,
9005 					     work, NULL);
9006 
9007 		/*
9008 		 * work->type points to a buffer in ework, so need to replace
9009 		 * that here with a fixed string to avoid use of freed memory
9010 		 * in debug prints.
9011 		 */
9012 		work->type = "freed-ext-work";
9013 		work->ctx = NULL;
9014 		os_free(ework);
9015 		return;
9016 	}
9017 
9018 	wpa_dbg(work->wpa_s, MSG_DEBUG, "Starting external radio work %u (%s)",
9019 		ework->id, ework->type);
9020 	wpa_msg(work->wpa_s, MSG_INFO, EXT_RADIO_WORK_START "%u", ework->id);
9021 	work->wpa_s->ext_work_in_progress = 1;
9022 	if (!ework->timeout)
9023 		ework->timeout = 10;
9024 	eloop_register_timeout(ework->timeout, 0, wpas_ctrl_radio_work_timeout,
9025 			       work, NULL);
9026 }
9027 
9028 
wpas_ctrl_radio_work_add(struct wpa_supplicant * wpa_s,char * cmd,char * buf,size_t buflen)9029 static int wpas_ctrl_radio_work_add(struct wpa_supplicant *wpa_s, char *cmd,
9030 				    char *buf, size_t buflen)
9031 {
9032 	struct wpa_external_work *ework;
9033 	char *pos, *pos2;
9034 	size_t type_len;
9035 	int ret;
9036 	unsigned int freq = 0;
9037 
9038 	/* format: <name> [freq=<MHz>] [timeout=<seconds>] */
9039 
9040 	ework = os_zalloc(sizeof(*ework));
9041 	if (ework == NULL)
9042 		return -1;
9043 
9044 	pos = os_strchr(cmd, ' ');
9045 	if (pos) {
9046 		type_len = pos - cmd;
9047 		pos++;
9048 
9049 		pos2 = os_strstr(pos, "freq=");
9050 		if (pos2)
9051 			freq = atoi(pos2 + 5);
9052 
9053 		pos2 = os_strstr(pos, "timeout=");
9054 		if (pos2)
9055 			ework->timeout = atoi(pos2 + 8);
9056 	} else {
9057 		type_len = os_strlen(cmd);
9058 	}
9059 	if (4 + type_len >= sizeof(ework->type))
9060 		type_len = sizeof(ework->type) - 4 - 1;
9061 	os_strlcpy(ework->type, "ext:", sizeof(ework->type));
9062 	os_memcpy(ework->type + 4, cmd, type_len);
9063 	ework->type[4 + type_len] = '\0';
9064 
9065 	wpa_s->ext_work_id++;
9066 	if (wpa_s->ext_work_id == 0)
9067 		wpa_s->ext_work_id++;
9068 	ework->id = wpa_s->ext_work_id;
9069 
9070 	if (radio_add_work(wpa_s, freq, ework->type, 0, wpas_ctrl_radio_work_cb,
9071 			   ework) < 0) {
9072 		os_free(ework);
9073 		return -1;
9074 	}
9075 
9076 	ret = os_snprintf(buf, buflen, "%u", ework->id);
9077 	if (os_snprintf_error(buflen, ret))
9078 		return -1;
9079 	return ret;
9080 }
9081 
9082 
wpas_ctrl_radio_work_done(struct wpa_supplicant * wpa_s,char * cmd)9083 static int wpas_ctrl_radio_work_done(struct wpa_supplicant *wpa_s, char *cmd)
9084 {
9085 	struct wpa_radio_work *work;
9086 	unsigned int id = atoi(cmd);
9087 
9088 	dl_list_for_each(work, &wpa_s->radio->work, struct wpa_radio_work, list)
9089 	{
9090 		struct wpa_external_work *ework;
9091 
9092 		if (os_strncmp(work->type, "ext:", 4) != 0)
9093 			continue;
9094 		ework = work->ctx;
9095 		if (id && ework->id != id)
9096 			continue;
9097 		wpa_dbg(wpa_s, MSG_DEBUG,
9098 			"Completed external radio work %u (%s)",
9099 			ework->id, ework->type);
9100 		eloop_cancel_timeout(wpas_ctrl_radio_work_timeout, work, NULL);
9101 		wpa_s->ext_work_in_progress = 0;
9102 		radio_work_done(work);
9103 		os_free(ework);
9104 		return 3; /* "OK\n" */
9105 	}
9106 
9107 	return -1;
9108 }
9109 
9110 
wpas_ctrl_radio_work(struct wpa_supplicant * wpa_s,char * cmd,char * buf,size_t buflen)9111 static int wpas_ctrl_radio_work(struct wpa_supplicant *wpa_s, char *cmd,
9112 				char *buf, size_t buflen)
9113 {
9114 	if (os_strcmp(cmd, "show") == 0)
9115 		return wpas_ctrl_radio_work_show(wpa_s, buf, buflen);
9116 	if (os_strncmp(cmd, "add ", 4) == 0)
9117 		return wpas_ctrl_radio_work_add(wpa_s, cmd + 4, buf, buflen);
9118 	if (os_strncmp(cmd, "done ", 5) == 0)
9119 		return wpas_ctrl_radio_work_done(wpa_s, cmd + 4);
9120 	return -1;
9121 }
9122 
9123 
wpas_ctrl_radio_work_flush(struct wpa_supplicant * wpa_s)9124 void wpas_ctrl_radio_work_flush(struct wpa_supplicant *wpa_s)
9125 {
9126 	struct wpa_radio_work *work, *tmp;
9127 
9128 	if (!wpa_s || !wpa_s->radio)
9129 		return;
9130 
9131 	dl_list_for_each_safe(work, tmp, &wpa_s->radio->work,
9132 			      struct wpa_radio_work, list) {
9133 		struct wpa_external_work *ework;
9134 
9135 		if (os_strncmp(work->type, "ext:", 4) != 0)
9136 			continue;
9137 		ework = work->ctx;
9138 		wpa_dbg(wpa_s, MSG_DEBUG,
9139 			"Flushing%s external radio work %u (%s)",
9140 			work->started ? " started" : "", ework->id,
9141 			ework->type);
9142 		if (work->started)
9143 			eloop_cancel_timeout(wpas_ctrl_radio_work_timeout,
9144 					     work, NULL);
9145 		radio_work_done(work);
9146 		os_free(ework);
9147 	}
9148 }
9149 
9150 
wpas_ctrl_eapol_response(void * eloop_ctx,void * timeout_ctx)9151 static void wpas_ctrl_eapol_response(void *eloop_ctx, void *timeout_ctx)
9152 {
9153 	struct wpa_supplicant *wpa_s = eloop_ctx;
9154 	eapol_sm_notify_ctrl_response(wpa_s->eapol);
9155 }
9156 
9157 
scan_id_list_parse(struct wpa_supplicant * wpa_s,const char * value,unsigned int * scan_id_count,int scan_id[])9158 static int scan_id_list_parse(struct wpa_supplicant *wpa_s, const char *value,
9159 			      unsigned int *scan_id_count, int scan_id[])
9160 {
9161 	const char *pos = value;
9162 
9163 	while (pos) {
9164 		if (*pos == ' ' || *pos == '\0')
9165 			break;
9166 		if (*scan_id_count == MAX_SCAN_ID)
9167 			return -1;
9168 		scan_id[(*scan_id_count)++] = atoi(pos);
9169 		pos = os_strchr(pos, ',');
9170 		if (pos)
9171 			pos++;
9172 	}
9173 
9174 	return 0;
9175 }
9176 
9177 
wpas_ctrl_scan(struct wpa_supplicant * wpa_s,char * params,char * reply,int reply_size,int * reply_len)9178 static void wpas_ctrl_scan(struct wpa_supplicant *wpa_s, char *params,
9179 			   char *reply, int reply_size, int *reply_len)
9180 {
9181 	char *pos;
9182 	unsigned int manual_scan_passive = 0;
9183 	unsigned int manual_scan_use_id = 0;
9184 	unsigned int manual_scan_only_new = 0;
9185 	unsigned int scan_only = 0;
9186 	unsigned int scan_id_count = 0;
9187 	unsigned int manual_non_coloc_6ghz = 0;
9188 	int scan_id[MAX_SCAN_ID];
9189 	void (*scan_res_handler)(struct wpa_supplicant *wpa_s,
9190 				 struct wpa_scan_results *scan_res);
9191 	int *manual_scan_freqs = NULL;
9192 	struct wpa_ssid_value *ssid = NULL, *ns;
9193 	unsigned int ssid_count = 0;
9194 
9195 	if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED) {
9196 		*reply_len = -1;
9197 		return;
9198 	}
9199 
9200 	if (radio_work_pending(wpa_s, "scan")) {
9201 		wpa_printf(MSG_DEBUG,
9202 			   "Pending scan scheduled - reject new request");
9203 		*reply_len = os_snprintf(reply, reply_size, "FAIL-BUSY\n");
9204 		return;
9205 	}
9206 
9207 #ifdef CONFIG_INTERWORKING
9208 	if (wpa_s->fetch_anqp_in_progress || wpa_s->network_select) {
9209 		wpa_printf(MSG_DEBUG,
9210 			   "Interworking select in progress - reject new scan");
9211 		*reply_len = os_snprintf(reply, reply_size, "FAIL-BUSY\n");
9212 		return;
9213 	}
9214 #endif /* CONFIG_INTERWORKING */
9215 
9216 	if (params) {
9217 		if (os_strncasecmp(params, "TYPE=ONLY", 9) == 0)
9218 			scan_only = 1;
9219 
9220 		pos = os_strstr(params, "freq=");
9221 		if (pos) {
9222 			manual_scan_freqs = freq_range_to_channel_list(wpa_s,
9223 								       pos + 5);
9224 			if (manual_scan_freqs == NULL) {
9225 				*reply_len = -1;
9226 				goto done;
9227 			}
9228 		}
9229 
9230 		pos = os_strstr(params, "passive=");
9231 		if (pos)
9232 			manual_scan_passive = !!atoi(pos + 8);
9233 
9234 		pos = os_strstr(params, "use_id=");
9235 		if (pos)
9236 			manual_scan_use_id = atoi(pos + 7);
9237 
9238 		pos = os_strstr(params, "only_new=1");
9239 		if (pos)
9240 			manual_scan_only_new = 1;
9241 
9242 		pos = os_strstr(params, "scan_id=");
9243 		if (pos && scan_id_list_parse(wpa_s, pos + 8, &scan_id_count,
9244 					      scan_id) < 0) {
9245 			*reply_len = -1;
9246 			goto done;
9247 		}
9248 
9249 		pos = os_strstr(params, "bssid=");
9250 		if (pos) {
9251 			u8 bssid[ETH_ALEN];
9252 
9253 			pos += 6;
9254 			if (hwaddr_aton(pos, bssid)) {
9255 				wpa_printf(MSG_ERROR, "Invalid BSSID %s", pos);
9256 				*reply_len = -1;
9257 				goto done;
9258 			}
9259 			os_memcpy(wpa_s->next_scan_bssid, bssid, ETH_ALEN);
9260 
9261 			wpa_s->next_scan_bssid_wildcard_ssid =
9262 				os_strstr(params, "wildcard_ssid=1") != NULL;
9263 		}
9264 
9265 		pos = os_strstr(params, "non_coloc_6ghz=");
9266 		if (pos)
9267 			manual_non_coloc_6ghz = !!atoi(pos + 15);
9268 
9269 		pos = params;
9270 		while (pos && *pos != '\0') {
9271 			if (os_strncmp(pos, "ssid ", 5) == 0) {
9272 				char *end;
9273 
9274 				pos += 5;
9275 				end = pos;
9276 				while (*end) {
9277 					if (*end == '\0' || *end == ' ')
9278 						break;
9279 					end++;
9280 				}
9281 
9282 				ns = os_realloc_array(
9283 					ssid, ssid_count + 1,
9284 					sizeof(struct wpa_ssid_value));
9285 				if (ns == NULL) {
9286 					*reply_len = -1;
9287 					goto done;
9288 				}
9289 				ssid = ns;
9290 
9291 				if ((end - pos) & 0x01 ||
9292 				    end - pos > 2 * SSID_MAX_LEN ||
9293 				    hexstr2bin(pos, ssid[ssid_count].ssid,
9294 					       (end - pos) / 2) < 0) {
9295 					wpa_printf(MSG_DEBUG,
9296 						   "Invalid SSID value '%s'",
9297 						   pos);
9298 					*reply_len = -1;
9299 					goto done;
9300 				}
9301 				ssid[ssid_count].ssid_len = (end - pos) / 2;
9302 				wpa_hexdump_ascii(MSG_DEBUG, "scan SSID",
9303 						  ssid[ssid_count].ssid,
9304 						  ssid[ssid_count].ssid_len);
9305 				ssid_count++;
9306 				pos = end;
9307 			}
9308 
9309 			pos = os_strchr(pos, ' ');
9310 			if (pos)
9311 				pos++;
9312 		}
9313 	}
9314 
9315 	wpa_s->num_ssids_from_scan_req = ssid_count;
9316 	os_free(wpa_s->ssids_from_scan_req);
9317 	if (ssid_count) {
9318 		wpa_s->ssids_from_scan_req = ssid;
9319 		ssid = NULL;
9320 	} else {
9321 		wpa_s->ssids_from_scan_req = NULL;
9322 	}
9323 
9324 	if (scan_only)
9325 		scan_res_handler = scan_only_handler;
9326 	else if (wpa_s->scan_res_handler == scan_only_handler)
9327 		scan_res_handler = NULL;
9328 	else
9329 		scan_res_handler = wpa_s->scan_res_handler;
9330 
9331 	if (!wpa_s->sched_scanning && !wpa_s->scanning &&
9332 	    ((wpa_s->wpa_state <= WPA_SCANNING) ||
9333 	     (wpa_s->wpa_state == WPA_COMPLETED))) {
9334 		wpa_s->manual_scan_passive = manual_scan_passive;
9335 		wpa_s->manual_scan_use_id = manual_scan_use_id;
9336 		wpa_s->manual_scan_only_new = manual_scan_only_new;
9337 		wpa_s->scan_id_count = scan_id_count;
9338 		wpa_s->manual_non_coloc_6ghz = manual_non_coloc_6ghz;
9339 		os_memcpy(wpa_s->scan_id, scan_id, scan_id_count * sizeof(int));
9340 		wpa_s->scan_res_handler = scan_res_handler;
9341 		os_free(wpa_s->manual_scan_freqs);
9342 		wpa_s->manual_scan_freqs = manual_scan_freqs;
9343 		manual_scan_freqs = NULL;
9344 
9345 		wpa_s->normal_scans = 0;
9346 		wpa_s->scan_req = MANUAL_SCAN_REQ;
9347 		wpa_s->after_wps = 0;
9348 		wpa_s->known_wps_freq = 0;
9349 		wpa_supplicant_req_scan(wpa_s, 0, 0);
9350 		if (wpa_s->manual_scan_use_id) {
9351 			wpa_s->manual_scan_id++;
9352 			wpa_dbg(wpa_s, MSG_DEBUG, "Assigned scan id %u",
9353 				wpa_s->manual_scan_id);
9354 			*reply_len = os_snprintf(reply, reply_size, "%u\n",
9355 						 wpa_s->manual_scan_id);
9356 		}
9357 	} else if (wpa_s->sched_scanning) {
9358 		wpa_s->manual_scan_passive = manual_scan_passive;
9359 		wpa_s->manual_scan_use_id = manual_scan_use_id;
9360 		wpa_s->manual_scan_only_new = manual_scan_only_new;
9361 		wpa_s->scan_id_count = scan_id_count;
9362 		wpa_s->manual_non_coloc_6ghz = manual_non_coloc_6ghz;
9363 		os_memcpy(wpa_s->scan_id, scan_id, scan_id_count * sizeof(int));
9364 		wpa_s->scan_res_handler = scan_res_handler;
9365 		os_free(wpa_s->manual_scan_freqs);
9366 		wpa_s->manual_scan_freqs = manual_scan_freqs;
9367 		manual_scan_freqs = NULL;
9368 
9369 		wpa_printf(MSG_DEBUG, "Stop ongoing sched_scan to allow requested full scan to proceed");
9370 		wpa_supplicant_cancel_sched_scan(wpa_s);
9371 		wpa_s->scan_req = MANUAL_SCAN_REQ;
9372 		wpa_supplicant_req_scan(wpa_s, 0, 0);
9373 		if (wpa_s->manual_scan_use_id) {
9374 			wpa_s->manual_scan_id++;
9375 			*reply_len = os_snprintf(reply, reply_size, "%u\n",
9376 						 wpa_s->manual_scan_id);
9377 			wpa_dbg(wpa_s, MSG_DEBUG, "Assigned scan id %u",
9378 				wpa_s->manual_scan_id);
9379 		}
9380 	} else {
9381 		wpa_printf(MSG_DEBUG, "Ongoing scan action - reject new request");
9382 		*reply_len = os_snprintf(reply, reply_size, "FAIL-BUSY\n");
9383 	}
9384 
9385 done:
9386 	os_free(manual_scan_freqs);
9387 	os_free(ssid);
9388 }
9389 
9390 
9391 #ifdef CONFIG_TESTING_OPTIONS
9392 
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)9393 static void wpas_ctrl_iface_mgmt_tx_cb(struct wpa_supplicant *wpa_s,
9394 				       unsigned int freq, const u8 *dst,
9395 				       const u8 *src, const u8 *bssid,
9396 				       const u8 *data, size_t data_len,
9397 				       enum offchannel_send_action_result
9398 				       result)
9399 {
9400 	wpa_msg(wpa_s, MSG_INFO, "MGMT-TX-STATUS freq=%u dst=" MACSTR
9401 		" src=" MACSTR " bssid=" MACSTR " result=%s",
9402 		freq, MAC2STR(dst), MAC2STR(src), MAC2STR(bssid),
9403 		result == OFFCHANNEL_SEND_ACTION_SUCCESS ?
9404 		"SUCCESS" : (result == OFFCHANNEL_SEND_ACTION_NO_ACK ?
9405 			     "NO_ACK" : "FAILED"));
9406 }
9407 
9408 
wpas_ctrl_iface_mgmt_tx(struct wpa_supplicant * wpa_s,char * cmd)9409 static int wpas_ctrl_iface_mgmt_tx(struct wpa_supplicant *wpa_s, char *cmd)
9410 {
9411 	char *pos, *param;
9412 	size_t len;
9413 	u8 *buf, da[ETH_ALEN], bssid[ETH_ALEN];
9414 	int res, used;
9415 	int freq = 0, no_cck = 0, wait_time = 0;
9416 
9417 	/* <DA> <BSSID> [freq=<MHz>] [wait_time=<ms>] [no_cck=1]
9418 	 *    <action=Action frame payload> */
9419 
9420 	wpa_printf(MSG_DEBUG, "External MGMT TX: %s", cmd);
9421 
9422 	pos = cmd;
9423 	used = hwaddr_aton2(pos, da);
9424 	if (used < 0)
9425 		return -1;
9426 	pos += used;
9427 	while (*pos == ' ')
9428 		pos++;
9429 	used = hwaddr_aton2(pos, bssid);
9430 	if (used < 0)
9431 		return -1;
9432 	pos += used;
9433 
9434 	param = os_strstr(pos, " freq=");
9435 	if (param) {
9436 		param += 6;
9437 		freq = atoi(param);
9438 	}
9439 
9440 	param = os_strstr(pos, " no_cck=");
9441 	if (param) {
9442 		param += 8;
9443 		no_cck = atoi(param);
9444 	}
9445 
9446 	param = os_strstr(pos, " wait_time=");
9447 	if (param) {
9448 		param += 11;
9449 		wait_time = atoi(param);
9450 	}
9451 
9452 	param = os_strstr(pos, " action=");
9453 	if (param == NULL)
9454 		return -1;
9455 	param += 8;
9456 
9457 	len = os_strlen(param);
9458 	if (len & 1)
9459 		return -1;
9460 	len /= 2;
9461 
9462 	buf = os_malloc(len);
9463 	if (buf == NULL)
9464 		return -1;
9465 
9466 	if (hexstr2bin(param, buf, len) < 0) {
9467 		os_free(buf);
9468 		return -1;
9469 	}
9470 
9471 	res = offchannel_send_action(wpa_s, freq, da, wpa_s->own_addr, bssid,
9472 				     buf, len, wait_time,
9473 				     wpas_ctrl_iface_mgmt_tx_cb, no_cck);
9474 	os_free(buf);
9475 	return res;
9476 }
9477 
9478 
wpas_ctrl_iface_mgmt_tx_done(struct wpa_supplicant * wpa_s)9479 static void wpas_ctrl_iface_mgmt_tx_done(struct wpa_supplicant *wpa_s)
9480 {
9481 	wpa_printf(MSG_DEBUG, "External MGMT TX - done waiting");
9482 	offchannel_send_action_done(wpa_s);
9483 }
9484 
9485 
wpas_ctrl_iface_mgmt_rx_process(struct wpa_supplicant * wpa_s,char * cmd)9486 static int wpas_ctrl_iface_mgmt_rx_process(struct wpa_supplicant *wpa_s,
9487 					   char *cmd)
9488 {
9489 	char *pos, *param;
9490 	size_t len;
9491 	u8 *buf;
9492 	int freq = 0, datarate = 0, ssi_signal = 0;
9493 	union wpa_event_data event;
9494 
9495 	if (!wpa_s->ext_mgmt_frame_handling)
9496 		return -1;
9497 
9498 	/* freq=<MHz> datarate=<val> ssi_signal=<val> frame=<frame hexdump> */
9499 
9500 	wpa_printf(MSG_DEBUG, "External MGMT RX process: %s", cmd);
9501 
9502 	pos = cmd;
9503 	param = os_strstr(pos, "freq=");
9504 	if (param) {
9505 		param += 5;
9506 		freq = atoi(param);
9507 	}
9508 
9509 	param = os_strstr(pos, " datarate=");
9510 	if (param) {
9511 		param += 10;
9512 		datarate = atoi(param);
9513 	}
9514 
9515 	param = os_strstr(pos, " ssi_signal=");
9516 	if (param) {
9517 		param += 12;
9518 		ssi_signal = atoi(param);
9519 	}
9520 
9521 	param = os_strstr(pos, " frame=");
9522 	if (param == NULL)
9523 		return -1;
9524 	param += 7;
9525 
9526 	len = os_strlen(param);
9527 	if (len & 1)
9528 		return -1;
9529 	len /= 2;
9530 
9531 	buf = os_malloc(len);
9532 	if (buf == NULL)
9533 		return -1;
9534 
9535 	if (hexstr2bin(param, buf, len) < 0) {
9536 		os_free(buf);
9537 		return -1;
9538 	}
9539 
9540 	os_memset(&event, 0, sizeof(event));
9541 	event.rx_mgmt.freq = freq;
9542 	event.rx_mgmt.frame = buf;
9543 	event.rx_mgmt.frame_len = len;
9544 	event.rx_mgmt.ssi_signal = ssi_signal;
9545 	event.rx_mgmt.datarate = datarate;
9546 	wpa_s->ext_mgmt_frame_handling = 0;
9547 	wpa_supplicant_event(wpa_s, EVENT_RX_MGMT, &event);
9548 	wpa_s->ext_mgmt_frame_handling = 1;
9549 
9550 	os_free(buf);
9551 
9552 	return 0;
9553 }
9554 
9555 
wpas_ctrl_iface_driver_scan_res(struct wpa_supplicant * wpa_s,char * param)9556 static int wpas_ctrl_iface_driver_scan_res(struct wpa_supplicant *wpa_s,
9557 					   char *param)
9558 {
9559 	struct wpa_scan_res *res;
9560 	struct os_reltime now;
9561 	char *pos, *end;
9562 	int ret = -1;
9563 
9564 	if (!param)
9565 		return -1;
9566 
9567 	if (os_strcmp(param, "START") == 0) {
9568 		wpa_bss_update_start(wpa_s);
9569 		return 0;
9570 	}
9571 
9572 	if (os_strcmp(param, "END") == 0) {
9573 		wpa_bss_update_end(wpa_s, NULL, 1);
9574 		return 0;
9575 	}
9576 
9577 	if (os_strncmp(param, "BSS ", 4) != 0)
9578 		return -1;
9579 	param += 3;
9580 
9581 	res = os_zalloc(sizeof(*res) + os_strlen(param) / 2);
9582 	if (!res)
9583 		return -1;
9584 
9585 	pos = os_strstr(param, " flags=");
9586 	if (pos)
9587 		res->flags = strtol(pos + 7, NULL, 16);
9588 
9589 	pos = os_strstr(param, " bssid=");
9590 	if (pos && hwaddr_aton(pos + 7, res->bssid))
9591 		goto fail;
9592 
9593 	pos = os_strstr(param, " freq=");
9594 	if (pos)
9595 		res->freq = atoi(pos + 6);
9596 
9597 	pos = os_strstr(param, " beacon_int=");
9598 	if (pos)
9599 		res->beacon_int = atoi(pos + 12);
9600 
9601 	pos = os_strstr(param, " caps=");
9602 	if (pos)
9603 		res->caps = strtol(pos + 6, NULL, 16);
9604 
9605 	pos = os_strstr(param, " qual=");
9606 	if (pos)
9607 		res->qual = atoi(pos + 6);
9608 
9609 	pos = os_strstr(param, " noise=");
9610 	if (pos)
9611 		res->noise = atoi(pos + 7);
9612 
9613 	pos = os_strstr(param, " level=");
9614 	if (pos)
9615 		res->level = atoi(pos + 7);
9616 
9617 	pos = os_strstr(param, " tsf=");
9618 	if (pos)
9619 		res->tsf = strtoll(pos + 5, NULL, 16);
9620 
9621 	pos = os_strstr(param, " age=");
9622 	if (pos)
9623 		res->age = atoi(pos + 5);
9624 
9625 	pos = os_strstr(param, " est_throughput=");
9626 	if (pos)
9627 		res->est_throughput = atoi(pos + 16);
9628 
9629 	pos = os_strstr(param, " snr=");
9630 	if (pos)
9631 		res->snr = atoi(pos + 5);
9632 
9633 	pos = os_strstr(param, " parent_tsf=");
9634 	if (pos)
9635 		res->parent_tsf = strtoll(pos + 7, NULL, 16);
9636 
9637 	pos = os_strstr(param, " tsf_bssid=");
9638 	if (pos && hwaddr_aton(pos + 11, res->tsf_bssid))
9639 		goto fail;
9640 
9641 	pos = os_strstr(param, " ie=");
9642 	if (pos) {
9643 		pos += 4;
9644 		end = os_strchr(pos, ' ');
9645 		if (!end)
9646 			end = pos + os_strlen(pos);
9647 		res->ie_len = (end - pos) / 2;
9648 		if (hexstr2bin(pos, (u8 *) (res + 1), res->ie_len))
9649 			goto fail;
9650 	}
9651 
9652 	pos = os_strstr(param, " beacon_ie=");
9653 	if (pos) {
9654 		pos += 11;
9655 		end = os_strchr(pos, ' ');
9656 		if (!end)
9657 			end = pos + os_strlen(pos);
9658 		res->beacon_ie_len = (end - pos) / 2;
9659 		if (hexstr2bin(pos, ((u8 *) (res + 1)) + res->ie_len,
9660 			       res->beacon_ie_len))
9661 			goto fail;
9662 	}
9663 
9664 	os_get_reltime(&now);
9665 	wpa_bss_update_scan_res(wpa_s, res, &now);
9666 	ret = 0;
9667 fail:
9668 	os_free(res);
9669 
9670 	return ret;
9671 }
9672 
9673 
wpas_ctrl_iface_driver_event_assoc(struct wpa_supplicant * wpa_s,char * param)9674 static int wpas_ctrl_iface_driver_event_assoc(struct wpa_supplicant *wpa_s,
9675 					      char *param)
9676 {
9677 	union wpa_event_data event;
9678 	struct assoc_info *ai;
9679 	char *ctx = NULL;
9680 	int ret = -1;
9681 	struct wpabuf *req_ies = NULL;
9682 	struct wpabuf *resp_ies = NULL;
9683 	struct wpabuf *resp_frame = NULL;
9684 	struct wpabuf *beacon_ies = NULL;
9685 	struct wpabuf *key_replay_ctr = NULL;
9686 	struct wpabuf *ptk_kck = NULL;
9687 	struct wpabuf *ptk_kek = NULL;
9688 	struct wpabuf *fils_pmk = NULL;
9689 	char *str, *pos;
9690 	u8 addr[ETH_ALEN];
9691 	u8 fils_pmkid[PMKID_LEN];
9692 
9693 	os_memset(&event, 0, sizeof(event));
9694 	ai = &event.assoc_info;
9695 
9696 	while ((str = str_token(param, " ", &ctx))) {
9697 		pos = os_strchr(str, '=');
9698 		if (!pos)
9699 			goto fail;
9700 		*pos++ = '\0';
9701 
9702 		if (os_strcmp(str, "reassoc") == 0) {
9703 			ai->reassoc = atoi(pos);
9704 		} else if (os_strcmp(str, "req_ies") == 0) {
9705 			wpabuf_free(req_ies);
9706 			req_ies = wpabuf_parse_bin(pos);
9707 			if (!req_ies)
9708 				goto fail;
9709 			ai->req_ies = wpabuf_head(req_ies);
9710 			ai->req_ies_len = wpabuf_len(req_ies);
9711 		} else if (os_strcmp(str, "resp_ies") == 0) {
9712 			wpabuf_free(resp_ies);
9713 			resp_ies = wpabuf_parse_bin(pos);
9714 			if (!resp_ies)
9715 				goto fail;
9716 			ai->resp_ies = wpabuf_head(resp_ies);
9717 			ai->resp_ies_len = wpabuf_len(resp_ies);
9718 		} else if (os_strcmp(str, "resp_frame") == 0) {
9719 			wpabuf_free(resp_frame);
9720 			resp_frame = wpabuf_parse_bin(pos);
9721 			if (!resp_frame)
9722 				goto fail;
9723 			ai->resp_frame = wpabuf_head(resp_frame);
9724 			ai->resp_frame_len = wpabuf_len(resp_frame);
9725 		} else if (os_strcmp(str, "beacon_ies") == 0) {
9726 			wpabuf_free(beacon_ies);
9727 			beacon_ies = wpabuf_parse_bin(pos);
9728 			if (!beacon_ies)
9729 				goto fail;
9730 			ai->beacon_ies = wpabuf_head(beacon_ies);
9731 			ai->beacon_ies_len = wpabuf_len(beacon_ies);
9732 		} else if (os_strcmp(str, "freq") == 0) {
9733 			ai->freq = atoi(pos);
9734 		} else if (os_strcmp(str, "wmm::info_bitmap") == 0) {
9735 			ai->wmm_params.info_bitmap = atoi(pos);
9736 		} else if (os_strcmp(str, "wmm::uapsd_queues") == 0) {
9737 			ai->wmm_params.uapsd_queues = atoi(pos);
9738 		} else if (os_strcmp(str, "addr") == 0) {
9739 			if (hwaddr_aton(pos, addr))
9740 				goto fail;
9741 			ai->addr = addr;
9742 		} else if (os_strcmp(str, "authorized") == 0) {
9743 			ai->authorized = atoi(pos);
9744 		} else if (os_strcmp(str, "key_replay_ctr") == 0) {
9745 			wpabuf_free(key_replay_ctr);
9746 			key_replay_ctr = wpabuf_parse_bin(pos);
9747 			if (!key_replay_ctr)
9748 				goto fail;
9749 			ai->key_replay_ctr = wpabuf_head(key_replay_ctr);
9750 			ai->key_replay_ctr_len = wpabuf_len(key_replay_ctr);
9751 		} else if (os_strcmp(str, "ptk_kck") == 0) {
9752 			wpabuf_free(ptk_kck);
9753 			ptk_kck = wpabuf_parse_bin(pos);
9754 			if (!ptk_kck)
9755 				goto fail;
9756 			ai->ptk_kck = wpabuf_head(ptk_kck);
9757 			ai->ptk_kck_len = wpabuf_len(ptk_kck);
9758 		} else if (os_strcmp(str, "ptk_kek") == 0) {
9759 			wpabuf_free(ptk_kek);
9760 			ptk_kek = wpabuf_parse_bin(pos);
9761 			if (!ptk_kek)
9762 				goto fail;
9763 			ai->ptk_kek = wpabuf_head(ptk_kek);
9764 			ai->ptk_kek_len = wpabuf_len(ptk_kek);
9765 		} else if (os_strcmp(str, "subnet_status") == 0) {
9766 			ai->subnet_status = atoi(pos);
9767 		} else if (os_strcmp(str, "fils_erp_next_seq_num") == 0) {
9768 			ai->fils_erp_next_seq_num = atoi(pos);
9769 		} else if (os_strcmp(str, "fils_pmk") == 0) {
9770 			wpabuf_free(fils_pmk);
9771 			fils_pmk = wpabuf_parse_bin(pos);
9772 			if (!fils_pmk)
9773 				goto fail;
9774 			ai->fils_pmk = wpabuf_head(fils_pmk);
9775 			ai->fils_pmk_len = wpabuf_len(fils_pmk);
9776 		} else if (os_strcmp(str, "fils_pmkid") == 0) {
9777 			if (hexstr2bin(pos, fils_pmkid, PMKID_LEN) < 0)
9778 				goto fail;
9779 			ai->fils_pmkid = fils_pmkid;
9780 		} else {
9781 			goto fail;
9782 		}
9783 	}
9784 
9785 	wpa_supplicant_event(wpa_s, EVENT_ASSOC, &event);
9786 	ret = 0;
9787 fail:
9788 	wpabuf_free(req_ies);
9789 	wpabuf_free(resp_ies);
9790 	wpabuf_free(resp_frame);
9791 	wpabuf_free(beacon_ies);
9792 	wpabuf_free(key_replay_ctr);
9793 	wpabuf_free(ptk_kck);
9794 	wpabuf_free(ptk_kek);
9795 	wpabuf_free(fils_pmk);
9796 	return ret;
9797 }
9798 
9799 
wpas_ctrl_iface_driver_event(struct wpa_supplicant * wpa_s,char * cmd)9800 static int wpas_ctrl_iface_driver_event(struct wpa_supplicant *wpa_s, char *cmd)
9801 {
9802 	char *pos, *param;
9803 	union wpa_event_data event;
9804 	enum wpa_event_type ev;
9805 
9806 	/* <event name> [parameters..] */
9807 
9808 	wpa_dbg(wpa_s, MSG_DEBUG, "Testing - external driver event: %s", cmd);
9809 
9810 	pos = cmd;
9811 	param = os_strchr(pos, ' ');
9812 	if (param)
9813 		*param++ = '\0';
9814 
9815 	os_memset(&event, 0, sizeof(event));
9816 
9817 	if (os_strcmp(cmd, "INTERFACE_ENABLED") == 0) {
9818 		ev = EVENT_INTERFACE_ENABLED;
9819 	} else if (os_strcmp(cmd, "INTERFACE_DISABLED") == 0) {
9820 		ev = EVENT_INTERFACE_DISABLED;
9821 	} else if (os_strcmp(cmd, "AVOID_FREQUENCIES") == 0) {
9822 		ev = EVENT_AVOID_FREQUENCIES;
9823 		if (param == NULL)
9824 			param = "";
9825 		if (freq_range_list_parse(&event.freq_range, param) < 0)
9826 			return -1;
9827 		wpa_supplicant_event(wpa_s, ev, &event);
9828 		os_free(event.freq_range.range);
9829 		return 0;
9830 	} else if (os_strcmp(cmd, "SCAN_RES") == 0) {
9831 		return wpas_ctrl_iface_driver_scan_res(wpa_s, param);
9832 	} else if (os_strcmp(cmd, "ASSOC") == 0) {
9833 		return wpas_ctrl_iface_driver_event_assoc(wpa_s, param);
9834 	} else {
9835 		wpa_dbg(wpa_s, MSG_DEBUG, "Testing - unknown driver event: %s",
9836 			cmd);
9837 		return -1;
9838 	}
9839 
9840 	wpa_supplicant_event(wpa_s, ev, &event);
9841 
9842 	return 0;
9843 }
9844 
9845 
wpas_ctrl_iface_eapol_rx(struct wpa_supplicant * wpa_s,char * cmd)9846 static int wpas_ctrl_iface_eapol_rx(struct wpa_supplicant *wpa_s, char *cmd)
9847 {
9848 	char *pos;
9849 	u8 src[ETH_ALEN], *buf;
9850 	int used;
9851 	size_t len;
9852 
9853 	wpa_printf(MSG_DEBUG, "External EAPOL RX: %s", cmd);
9854 
9855 	pos = cmd;
9856 	used = hwaddr_aton2(pos, src);
9857 	if (used < 0)
9858 		return -1;
9859 	pos += used;
9860 	while (*pos == ' ')
9861 		pos++;
9862 
9863 	len = os_strlen(pos);
9864 	if (len & 1)
9865 		return -1;
9866 	len /= 2;
9867 
9868 	buf = os_malloc(len);
9869 	if (buf == NULL)
9870 		return -1;
9871 
9872 	if (hexstr2bin(pos, buf, len) < 0) {
9873 		os_free(buf);
9874 		return -1;
9875 	}
9876 
9877 	wpa_supplicant_rx_eapol(wpa_s, src, buf, len, FRAME_ENCRYPTION_UNKNOWN);
9878 	os_free(buf);
9879 
9880 	return 0;
9881 }
9882 
9883 
wpas_ctrl_iface_eapol_tx(struct wpa_supplicant * wpa_s,char * cmd)9884 static int wpas_ctrl_iface_eapol_tx(struct wpa_supplicant *wpa_s, char *cmd)
9885 {
9886 	char *pos;
9887 	u8 dst[ETH_ALEN], *buf;
9888 	int used, ret;
9889 	size_t len;
9890 	unsigned int prev;
9891 
9892 	wpa_printf(MSG_DEBUG, "External EAPOL TX: %s", cmd);
9893 
9894 	pos = cmd;
9895 	used = hwaddr_aton2(pos, dst);
9896 	if (used < 0)
9897 		return -1;
9898 	pos += used;
9899 	while (*pos == ' ')
9900 		pos++;
9901 
9902 	len = os_strlen(pos);
9903 	if (len & 1)
9904 		return -1;
9905 	len /= 2;
9906 
9907 	buf = os_malloc(len);
9908 	if (!buf || hexstr2bin(pos, buf, len) < 0) {
9909 		os_free(buf);
9910 		return -1;
9911 	}
9912 
9913 	prev = wpa_s->ext_eapol_frame_io;
9914 	wpa_s->ext_eapol_frame_io = 0;
9915 	ret = wpa_ether_send(wpa_s, dst, ETH_P_EAPOL, buf, len);
9916 	wpa_s->ext_eapol_frame_io = prev;
9917 	os_free(buf);
9918 
9919 	return ret;
9920 }
9921 
9922 
ipv4_hdr_checksum(const void * buf,size_t len)9923 static u16 ipv4_hdr_checksum(const void *buf, size_t len)
9924 {
9925 	size_t i;
9926 	u32 sum = 0;
9927 	const u16 *pos = buf;
9928 
9929 	for (i = 0; i < len / 2; i++)
9930 		sum += *pos++;
9931 
9932 	while (sum >> 16)
9933 		sum = (sum & 0xffff) + (sum >> 16);
9934 
9935 	return sum ^ 0xffff;
9936 }
9937 
9938 
9939 #define HWSIM_PACKETLEN 1500
9940 #define HWSIM_IP_LEN (HWSIM_PACKETLEN - sizeof(struct ether_header))
9941 
wpas_data_test_rx(void * ctx,const u8 * src_addr,const u8 * buf,size_t len)9942 static void wpas_data_test_rx(void *ctx, const u8 *src_addr, const u8 *buf,
9943 			      size_t len)
9944 {
9945 	struct wpa_supplicant *wpa_s = ctx;
9946 	const struct ether_header *eth;
9947 	struct ip ip;
9948 	const u8 *pos;
9949 	unsigned int i;
9950 	char extra[30];
9951 
9952 	if (len < sizeof(*eth) + sizeof(ip) || len > HWSIM_PACKETLEN) {
9953 		wpa_printf(MSG_DEBUG,
9954 			   "test data: RX - ignore unexpected length %d",
9955 			   (int) len);
9956 		return;
9957 	}
9958 
9959 	eth = (const struct ether_header *) buf;
9960 	os_memcpy(&ip, eth + 1, sizeof(ip));
9961 	pos = &buf[sizeof(*eth) + sizeof(ip)];
9962 
9963 	if (ip.ip_hl != 5 || ip.ip_v != 4 || ntohs(ip.ip_len) > HWSIM_IP_LEN) {
9964 		wpa_printf(MSG_DEBUG,
9965 			   "test data: RX - ignore unexpected IP header");
9966 		return;
9967 	}
9968 
9969 	for (i = 0; i < ntohs(ip.ip_len) - sizeof(ip); i++) {
9970 		if (*pos != (u8) i) {
9971 			wpa_printf(MSG_DEBUG,
9972 				   "test data: RX - ignore mismatching payload");
9973 			return;
9974 		}
9975 		pos++;
9976 	}
9977 	extra[0] = '\0';
9978 	if (ntohs(ip.ip_len) != HWSIM_IP_LEN)
9979 		os_snprintf(extra, sizeof(extra), " len=%d", ntohs(ip.ip_len));
9980 	wpa_msg(wpa_s, MSG_INFO, "DATA-TEST-RX " MACSTR " " MACSTR "%s",
9981 		MAC2STR(eth->ether_dhost), MAC2STR(eth->ether_shost), extra);
9982 }
9983 
9984 
wpas_ctrl_iface_data_test_config(struct wpa_supplicant * wpa_s,char * cmd)9985 static int wpas_ctrl_iface_data_test_config(struct wpa_supplicant *wpa_s,
9986 					    char *cmd)
9987 {
9988 	int enabled = atoi(cmd);
9989 	char *pos;
9990 	const char *ifname;
9991 
9992 	if (!enabled) {
9993 		if (wpa_s->l2_test) {
9994 			l2_packet_deinit(wpa_s->l2_test);
9995 			wpa_s->l2_test = NULL;
9996 			wpa_dbg(wpa_s, MSG_DEBUG, "test data: Disabled");
9997 		}
9998 		return 0;
9999 	}
10000 
10001 	if (wpa_s->l2_test)
10002 		return 0;
10003 
10004 	pos = os_strstr(cmd, " ifname=");
10005 	if (pos)
10006 		ifname = pos + 8;
10007 	else
10008 		ifname = wpa_s->ifname;
10009 
10010 	wpa_s->l2_test = l2_packet_init(ifname, wpa_s->own_addr,
10011 					ETHERTYPE_IP, wpas_data_test_rx,
10012 					wpa_s, 1);
10013 	if (wpa_s->l2_test == NULL)
10014 		return -1;
10015 
10016 	wpa_dbg(wpa_s, MSG_DEBUG, "test data: Enabled");
10017 
10018 	return 0;
10019 }
10020 
10021 
wpas_ctrl_iface_data_test_tx(struct wpa_supplicant * wpa_s,char * cmd)10022 static int wpas_ctrl_iface_data_test_tx(struct wpa_supplicant *wpa_s, char *cmd)
10023 {
10024 	u8 dst[ETH_ALEN], src[ETH_ALEN];
10025 	char *pos, *pos2;
10026 	int used;
10027 	long int val;
10028 	u8 tos;
10029 	u8 buf[2 + HWSIM_PACKETLEN];
10030 	struct ether_header *eth;
10031 	struct ip *ip;
10032 	u8 *dpos;
10033 	unsigned int i;
10034 	size_t send_len = HWSIM_IP_LEN;
10035 
10036 	if (wpa_s->l2_test == NULL)
10037 		return -1;
10038 
10039 	/* format: <dst> <src> <tos> [len=<length>] */
10040 
10041 	pos = cmd;
10042 	used = hwaddr_aton2(pos, dst);
10043 	if (used < 0)
10044 		return -1;
10045 	pos += used;
10046 	while (*pos == ' ')
10047 		pos++;
10048 	used = hwaddr_aton2(pos, src);
10049 	if (used < 0)
10050 		return -1;
10051 	pos += used;
10052 
10053 	val = strtol(pos, &pos2, 0);
10054 	if (val < 0 || val > 0xff)
10055 		return -1;
10056 	tos = val;
10057 
10058 	pos = os_strstr(pos2, " len=");
10059 	if (pos) {
10060 		i = atoi(pos + 5);
10061 		if (i < sizeof(*ip) || i > HWSIM_IP_LEN)
10062 			return -1;
10063 		send_len = i;
10064 	}
10065 
10066 	eth = (struct ether_header *) &buf[2];
10067 	os_memcpy(eth->ether_dhost, dst, ETH_ALEN);
10068 	os_memcpy(eth->ether_shost, src, ETH_ALEN);
10069 	eth->ether_type = htons(ETHERTYPE_IP);
10070 	ip = (struct ip *) (eth + 1);
10071 	os_memset(ip, 0, sizeof(*ip));
10072 	ip->ip_hl = 5;
10073 	ip->ip_v = 4;
10074 	ip->ip_ttl = 64;
10075 	ip->ip_tos = tos;
10076 	ip->ip_len = htons(send_len);
10077 	ip->ip_p = 1;
10078 	ip->ip_src.s_addr = htonl(192U << 24 | 168 << 16 | 1 << 8 | 1);
10079 	ip->ip_dst.s_addr = htonl(192U << 24 | 168 << 16 | 1 << 8 | 2);
10080 	ip->ip_sum = ipv4_hdr_checksum(ip, sizeof(*ip));
10081 	dpos = (u8 *) (ip + 1);
10082 	for (i = 0; i < send_len - sizeof(*ip); i++)
10083 		*dpos++ = i;
10084 
10085 	if (l2_packet_send(wpa_s->l2_test, dst, ETHERTYPE_IP, &buf[2],
10086 			   sizeof(struct ether_header) + send_len) < 0)
10087 		return -1;
10088 
10089 	wpa_dbg(wpa_s, MSG_DEBUG, "test data: TX dst=" MACSTR " src=" MACSTR
10090 		" tos=0x%x", MAC2STR(dst), MAC2STR(src), tos);
10091 
10092 	return 0;
10093 }
10094 
10095 
wpas_ctrl_iface_data_test_frame(struct wpa_supplicant * wpa_s,char * cmd)10096 static int wpas_ctrl_iface_data_test_frame(struct wpa_supplicant *wpa_s,
10097 					   char *cmd)
10098 {
10099 	u8 *buf;
10100 	struct ether_header *eth;
10101 	struct l2_packet_data *l2 = NULL;
10102 	size_t len;
10103 	u16 ethertype;
10104 	int res = -1;
10105 
10106 	len = os_strlen(cmd);
10107 	if (len & 1 || len < ETH_HLEN * 2)
10108 		return -1;
10109 	len /= 2;
10110 
10111 	buf = os_malloc(len);
10112 	if (buf == NULL)
10113 		return -1;
10114 
10115 	if (hexstr2bin(cmd, buf, len) < 0)
10116 		goto done;
10117 
10118 	eth = (struct ether_header *) buf;
10119 	ethertype = ntohs(eth->ether_type);
10120 
10121 	l2 = l2_packet_init(wpa_s->ifname, wpa_s->own_addr, ethertype,
10122 			    wpas_data_test_rx, wpa_s, 1);
10123 	if (l2 == NULL)
10124 		goto done;
10125 
10126 	res = l2_packet_send(l2, eth->ether_dhost, ethertype, buf, len);
10127 	wpa_dbg(wpa_s, MSG_DEBUG, "test data: TX frame res=%d", res);
10128 done:
10129 	if (l2)
10130 		l2_packet_deinit(l2);
10131 	os_free(buf);
10132 
10133 	return res < 0 ? -1 : 0;
10134 }
10135 
10136 
wpas_ctrl_test_alloc_fail(struct wpa_supplicant * wpa_s,char * cmd)10137 static int wpas_ctrl_test_alloc_fail(struct wpa_supplicant *wpa_s, char *cmd)
10138 {
10139 #ifdef WPA_TRACE_BFD
10140 	char *pos;
10141 
10142 	wpa_trace_fail_after = atoi(cmd);
10143 	pos = os_strchr(cmd, ':');
10144 	if (pos) {
10145 		pos++;
10146 		os_strlcpy(wpa_trace_fail_func, pos,
10147 			   sizeof(wpa_trace_fail_func));
10148 	} else {
10149 		wpa_trace_fail_after = 0;
10150 	}
10151 	return 0;
10152 #else /* WPA_TRACE_BFD */
10153 	return -1;
10154 #endif /* WPA_TRACE_BFD */
10155 }
10156 
10157 
wpas_ctrl_get_alloc_fail(struct wpa_supplicant * wpa_s,char * buf,size_t buflen)10158 static int wpas_ctrl_get_alloc_fail(struct wpa_supplicant *wpa_s,
10159 				    char *buf, size_t buflen)
10160 {
10161 #ifdef WPA_TRACE_BFD
10162 	return os_snprintf(buf, buflen, "%u:%s", wpa_trace_fail_after,
10163 			   wpa_trace_fail_func);
10164 #else /* WPA_TRACE_BFD */
10165 	return -1;
10166 #endif /* WPA_TRACE_BFD */
10167 }
10168 
10169 
wpas_ctrl_test_fail(struct wpa_supplicant * wpa_s,char * cmd)10170 static int wpas_ctrl_test_fail(struct wpa_supplicant *wpa_s, char *cmd)
10171 {
10172 #ifdef WPA_TRACE_BFD
10173 	char *pos;
10174 
10175 	wpa_trace_test_fail_after = atoi(cmd);
10176 	pos = os_strchr(cmd, ':');
10177 	if (pos) {
10178 		pos++;
10179 		os_strlcpy(wpa_trace_test_fail_func, pos,
10180 			   sizeof(wpa_trace_test_fail_func));
10181 	} else {
10182 		wpa_trace_test_fail_after = 0;
10183 	}
10184 	return 0;
10185 #else /* WPA_TRACE_BFD */
10186 	return -1;
10187 #endif /* WPA_TRACE_BFD */
10188 }
10189 
10190 
wpas_ctrl_get_fail(struct wpa_supplicant * wpa_s,char * buf,size_t buflen)10191 static int wpas_ctrl_get_fail(struct wpa_supplicant *wpa_s,
10192 				    char *buf, size_t buflen)
10193 {
10194 #ifdef WPA_TRACE_BFD
10195 	return os_snprintf(buf, buflen, "%u:%s", wpa_trace_test_fail_after,
10196 			   wpa_trace_test_fail_func);
10197 #else /* WPA_TRACE_BFD */
10198 	return -1;
10199 #endif /* WPA_TRACE_BFD */
10200 }
10201 
10202 
wpas_ctrl_event_test_cb(void * eloop_ctx,void * timeout_ctx)10203 static void wpas_ctrl_event_test_cb(void *eloop_ctx, void *timeout_ctx)
10204 {
10205 	struct wpa_supplicant *wpa_s = eloop_ctx;
10206 	int i, count = (intptr_t) timeout_ctx;
10207 
10208 	wpa_printf(MSG_DEBUG, "TEST: Send %d control interface event messages",
10209 		   count);
10210 	for (i = 0; i < count; i++) {
10211 		wpa_msg_ctrl(wpa_s, MSG_INFO, "TEST-EVENT-MESSAGE %d/%d",
10212 			     i + 1, count);
10213 	}
10214 }
10215 
10216 
wpas_ctrl_event_test(struct wpa_supplicant * wpa_s,const char * cmd)10217 static int wpas_ctrl_event_test(struct wpa_supplicant *wpa_s, const char *cmd)
10218 {
10219 	int count;
10220 
10221 	count = atoi(cmd);
10222 	if (count <= 0)
10223 		return -1;
10224 
10225 	return eloop_register_timeout(0, 0, wpas_ctrl_event_test_cb, wpa_s,
10226 				      (void *) (intptr_t) count);
10227 }
10228 
10229 
wpas_ctrl_test_assoc_ie(struct wpa_supplicant * wpa_s,const char * cmd)10230 static int wpas_ctrl_test_assoc_ie(struct wpa_supplicant *wpa_s,
10231 				   const char *cmd)
10232 {
10233 	struct wpabuf *buf;
10234 	size_t len;
10235 
10236 	len = os_strlen(cmd);
10237 	if (len & 1)
10238 		return -1;
10239 	len /= 2;
10240 
10241 	if (len == 0) {
10242 		buf = NULL;
10243 	} else {
10244 		buf = wpabuf_alloc(len);
10245 		if (buf == NULL)
10246 			return -1;
10247 
10248 		if (hexstr2bin(cmd, wpabuf_put(buf, len), len) < 0) {
10249 			wpabuf_free(buf);
10250 			return -1;
10251 		}
10252 	}
10253 
10254 	wpa_sm_set_test_assoc_ie(wpa_s->wpa, buf);
10255 	return 0;
10256 }
10257 
10258 
wpas_ctrl_reset_pn(struct wpa_supplicant * wpa_s)10259 static int wpas_ctrl_reset_pn(struct wpa_supplicant *wpa_s)
10260 {
10261 	u8 zero[WPA_TK_MAX_LEN];
10262 
10263 	if (wpa_s->last_tk_alg == WPA_ALG_NONE)
10264 		return -1;
10265 
10266 	wpa_printf(MSG_INFO, "TESTING: Reset PN");
10267 	os_memset(zero, 0, sizeof(zero));
10268 
10269 	/* First, use a zero key to avoid any possible duplicate key avoidance
10270 	 * in the driver. */
10271 	if (wpa_drv_set_key(wpa_s, -1, wpa_s->last_tk_alg, wpa_s->last_tk_addr,
10272 			    wpa_s->last_tk_key_idx, 1, zero, 6,
10273 			    zero, wpa_s->last_tk_len,
10274 			    KEY_FLAG_PAIRWISE_RX_TX) < 0)
10275 		return -1;
10276 
10277 	/* Set the previously configured key to reset its TSC/RSC */
10278 	return wpa_drv_set_key(wpa_s, -1, wpa_s->last_tk_alg,
10279 			       wpa_s->last_tk_addr,
10280 			       wpa_s->last_tk_key_idx, 1, zero, 6,
10281 			       wpa_s->last_tk, wpa_s->last_tk_len,
10282 			       KEY_FLAG_PAIRWISE_RX_TX);
10283 }
10284 
10285 
wpas_ctrl_key_request(struct wpa_supplicant * wpa_s,const char * cmd)10286 static int wpas_ctrl_key_request(struct wpa_supplicant *wpa_s, const char *cmd)
10287 {
10288 	const char *pos = cmd;
10289 	int error, pairwise;
10290 
10291 	error = atoi(pos);
10292 	pos = os_strchr(pos, ' ');
10293 	if (!pos)
10294 		return -1;
10295 	pairwise = atoi(pos);
10296 	wpa_sm_key_request(wpa_s->wpa, error, pairwise);
10297 	return 0;
10298 }
10299 
10300 
wpas_ctrl_resend_assoc(struct wpa_supplicant * wpa_s)10301 static int wpas_ctrl_resend_assoc(struct wpa_supplicant *wpa_s)
10302 {
10303 #ifdef CONFIG_SME
10304 	struct wpa_driver_associate_params params;
10305 	int ret;
10306 
10307 	os_memset(&params, 0, sizeof(params));
10308 	params.bssid = wpa_s->bssid;
10309 	params.ssid = wpa_s->sme.ssid;
10310 	params.ssid_len = wpa_s->sme.ssid_len;
10311 	params.freq.freq = wpa_s->sme.freq;
10312 	if (wpa_s->last_assoc_req_wpa_ie) {
10313 		params.wpa_ie = wpabuf_head(wpa_s->last_assoc_req_wpa_ie);
10314 		params.wpa_ie_len = wpabuf_len(wpa_s->last_assoc_req_wpa_ie);
10315 	}
10316 	params.pairwise_suite = wpa_s->pairwise_cipher;
10317 	params.group_suite = wpa_s->group_cipher;
10318 	params.mgmt_group_suite = wpa_s->mgmt_group_cipher;
10319 	params.key_mgmt_suite = wpa_s->key_mgmt;
10320 	params.wpa_proto = wpa_s->wpa_proto;
10321 	params.mgmt_frame_protection = wpa_s->sme.mfp;
10322 	params.rrm_used = wpa_s->rrm.rrm_used;
10323 	if (wpa_s->sme.prev_bssid_set)
10324 		params.prev_bssid = wpa_s->sme.prev_bssid;
10325 	wpa_printf(MSG_INFO, "TESTING: Resend association request");
10326 	ret = wpa_drv_associate(wpa_s, &params);
10327 	wpa_s->testing_resend_assoc = 1;
10328 	return ret;
10329 #else /* CONFIG_SME */
10330 	return -1;
10331 #endif /* CONFIG_SME */
10332 }
10333 
10334 
wpas_ctrl_iface_send_twt_setup(struct wpa_supplicant * wpa_s,const char * cmd)10335 static int wpas_ctrl_iface_send_twt_setup(struct wpa_supplicant *wpa_s,
10336 					  const char *cmd)
10337 {
10338 	u8 dtok = 1;
10339 	int exponent = 10;
10340 	int mantissa = 8192;
10341 	u8 min_twt = 255;
10342 	unsigned long long twt = 0;
10343 	bool requestor = true;
10344 	int setup_cmd = 0;
10345 	bool trigger = true;
10346 	bool implicit = true;
10347 	bool flow_type = true;
10348 	int flow_id = 0;
10349 	bool protection = false;
10350 	u8 twt_channel = 0;
10351 	u8 control = BIT(4); /* Control field (IEEE Std 802.11ax-2021,
10352 			      * Figure 9-687 - Control field format):
10353 			      * B4 = TWT Information Frame Disabled */
10354 	const char *tok_s;
10355 
10356 	tok_s = os_strstr(cmd, " dialog=");
10357 	if (tok_s)
10358 		dtok = atoi(tok_s + os_strlen(" dialog="));
10359 
10360 	tok_s = os_strstr(cmd, " exponent=");
10361 	if (tok_s)
10362 		exponent = atoi(tok_s + os_strlen(" exponent="));
10363 
10364 	tok_s = os_strstr(cmd, " mantissa=");
10365 	if (tok_s)
10366 		mantissa = atoi(tok_s + os_strlen(" mantissa="));
10367 
10368 	tok_s = os_strstr(cmd, " min_twt=");
10369 	if (tok_s)
10370 		min_twt = atoi(tok_s + os_strlen(" min_twt="));
10371 
10372 	tok_s = os_strstr(cmd, " setup_cmd=");
10373 	if (tok_s)
10374 		setup_cmd = atoi(tok_s + os_strlen(" setup_cmd="));
10375 
10376 	tok_s = os_strstr(cmd, " twt=");
10377 	if (tok_s &&
10378 	    sscanf(tok_s + os_strlen(" twt="), "%llu", &twt) != 1)
10379 		return -1;
10380 
10381 	tok_s = os_strstr(cmd, " requestor=");
10382 	if (tok_s)
10383 		requestor = atoi(tok_s + os_strlen(" requestor="));
10384 
10385 	tok_s = os_strstr(cmd, " trigger=");
10386 	if (tok_s)
10387 		trigger = atoi(tok_s + os_strlen(" trigger="));
10388 
10389 	tok_s = os_strstr(cmd, " implicit=");
10390 	if (tok_s)
10391 		implicit = atoi(tok_s + os_strlen(" implicit="));
10392 
10393 	tok_s = os_strstr(cmd, " flow_type=");
10394 	if (tok_s)
10395 		flow_type = atoi(tok_s + os_strlen(" flow_type="));
10396 
10397 	tok_s = os_strstr(cmd, " flow_id=");
10398 	if (tok_s)
10399 		flow_id = atoi(tok_s + os_strlen(" flow_id="));
10400 
10401 	tok_s = os_strstr(cmd, " protection=");
10402 	if (tok_s)
10403 		protection = atoi(tok_s + os_strlen(" protection="));
10404 
10405 	tok_s = os_strstr(cmd, " twt_channel=");
10406 	if (tok_s)
10407 		twt_channel = atoi(tok_s + os_strlen(" twt_channel="));
10408 
10409 	tok_s = os_strstr(cmd, " control=");
10410 	if (tok_s)
10411 		control = atoi(tok_s + os_strlen(" control="));
10412 
10413 	return wpas_twt_send_setup(wpa_s, dtok, exponent, mantissa, min_twt,
10414 				   setup_cmd, twt, requestor, trigger, implicit,
10415 				   flow_type, flow_id, protection, twt_channel,
10416 				   control);
10417 }
10418 
10419 
wpas_ctrl_iface_send_twt_teardown(struct wpa_supplicant * wpa_s,const char * cmd)10420 static int wpas_ctrl_iface_send_twt_teardown(struct wpa_supplicant *wpa_s,
10421 					     const char *cmd)
10422 {
10423 	u8 flags = 0x1;
10424 	const char *tok_s;
10425 
10426 	tok_s = os_strstr(cmd, " flags=");
10427 	if (tok_s)
10428 		flags = atoi(tok_s + os_strlen(" flags="));
10429 
10430 	return wpas_twt_send_teardown(wpa_s, flags);
10431 }
10432 
10433 #endif /* CONFIG_TESTING_OPTIONS */
10434 
10435 
wpas_ctrl_vendor_elem_add(struct wpa_supplicant * wpa_s,char * cmd)10436 static int wpas_ctrl_vendor_elem_add(struct wpa_supplicant *wpa_s, char *cmd)
10437 {
10438 	char *pos = cmd;
10439 	int frame;
10440 	size_t len;
10441 	struct wpabuf *buf;
10442 	struct ieee802_11_elems elems;
10443 
10444 	frame = atoi(pos);
10445 	if (frame < 0 || frame >= NUM_VENDOR_ELEM_FRAMES)
10446 		return -1;
10447 	wpa_s = wpas_vendor_elem(wpa_s, frame);
10448 
10449 	pos = os_strchr(pos, ' ');
10450 	if (pos == NULL)
10451 		return -1;
10452 	pos++;
10453 
10454 	len = os_strlen(pos);
10455 	if (len == 0)
10456 		return 0;
10457 	if (len & 1)
10458 		return -1;
10459 	len /= 2;
10460 
10461 	buf = wpabuf_alloc(len);
10462 	if (buf == NULL)
10463 		return -1;
10464 
10465 	if (hexstr2bin(pos, wpabuf_put(buf, len), len) < 0) {
10466 		wpabuf_free(buf);
10467 		return -1;
10468 	}
10469 
10470 	if (ieee802_11_parse_elems(wpabuf_head_u8(buf), len, &elems, 0) ==
10471 	    ParseFailed) {
10472 		wpabuf_free(buf);
10473 		return -1;
10474 	}
10475 
10476 	if (wpa_s->vendor_elem[frame] == NULL) {
10477 		wpa_s->vendor_elem[frame] = buf;
10478 		goto update_ies;
10479 	}
10480 
10481 	if (wpabuf_resize(&wpa_s->vendor_elem[frame], len) < 0) {
10482 		wpabuf_free(buf);
10483 		return -1;
10484 	}
10485 
10486 	wpabuf_put_buf(wpa_s->vendor_elem[frame], buf);
10487 	wpabuf_free(buf);
10488 
10489 update_ies:
10490 	wpas_vendor_elem_update(wpa_s);
10491 
10492 	if (frame == VENDOR_ELEM_PROBE_REQ ||
10493 	    frame == VENDOR_ELEM_PROBE_REQ_P2P)
10494 		wpa_supplicant_set_default_scan_ies(wpa_s);
10495 
10496 	return 0;
10497 }
10498 
10499 
wpas_ctrl_vendor_elem_get(struct wpa_supplicant * wpa_s,char * cmd,char * buf,size_t buflen)10500 static int wpas_ctrl_vendor_elem_get(struct wpa_supplicant *wpa_s, char *cmd,
10501 				     char *buf, size_t buflen)
10502 {
10503 	int frame = atoi(cmd);
10504 
10505 	if (frame < 0 || frame >= NUM_VENDOR_ELEM_FRAMES)
10506 		return -1;
10507 	wpa_s = wpas_vendor_elem(wpa_s, frame);
10508 
10509 	if (wpa_s->vendor_elem[frame] == NULL)
10510 		return 0;
10511 
10512 	return wpa_snprintf_hex(buf, buflen,
10513 				wpabuf_head_u8(wpa_s->vendor_elem[frame]),
10514 				wpabuf_len(wpa_s->vendor_elem[frame]));
10515 }
10516 
10517 
wpas_ctrl_vendor_elem_remove(struct wpa_supplicant * wpa_s,char * cmd)10518 static int wpas_ctrl_vendor_elem_remove(struct wpa_supplicant *wpa_s, char *cmd)
10519 {
10520 	char *pos = cmd;
10521 	int frame;
10522 	size_t len;
10523 	u8 *buf;
10524 	struct ieee802_11_elems elems;
10525 	int res;
10526 
10527 	frame = atoi(pos);
10528 	if (frame < 0 || frame >= NUM_VENDOR_ELEM_FRAMES)
10529 		return -1;
10530 	wpa_s = wpas_vendor_elem(wpa_s, frame);
10531 
10532 	pos = os_strchr(pos, ' ');
10533 	if (pos == NULL)
10534 		return -1;
10535 	pos++;
10536 
10537 	if (*pos == '*') {
10538 		wpabuf_free(wpa_s->vendor_elem[frame]);
10539 		wpa_s->vendor_elem[frame] = NULL;
10540 		wpas_vendor_elem_update(wpa_s);
10541 		return 0;
10542 	}
10543 
10544 	if (wpa_s->vendor_elem[frame] == NULL)
10545 		return -1;
10546 
10547 	len = os_strlen(pos);
10548 	if (len == 0)
10549 		return 0;
10550 	if (len & 1)
10551 		return -1;
10552 	len /= 2;
10553 
10554 	buf = os_malloc(len);
10555 	if (buf == NULL)
10556 		return -1;
10557 
10558 	if (hexstr2bin(pos, buf, len) < 0) {
10559 		os_free(buf);
10560 		return -1;
10561 	}
10562 
10563 	if (ieee802_11_parse_elems(buf, len, &elems, 0) == ParseFailed) {
10564 		os_free(buf);
10565 		return -1;
10566 	}
10567 
10568 	res = wpas_vendor_elem_remove(wpa_s, frame, buf, len);
10569 	os_free(buf);
10570 	return res;
10571 }
10572 
10573 
wpas_ctrl_neighbor_rep_cb(void * ctx,struct wpabuf * neighbor_rep)10574 static void wpas_ctrl_neighbor_rep_cb(void *ctx, struct wpabuf *neighbor_rep)
10575 {
10576 	struct wpa_supplicant *wpa_s = ctx;
10577 	size_t len;
10578 	const u8 *data;
10579 
10580 	/*
10581 	 * Neighbor Report element (IEEE P802.11-REVmc/D5.0)
10582 	 * BSSID[6]
10583 	 * BSSID Information[4]
10584 	 * Operating Class[1]
10585 	 * Channel Number[1]
10586 	 * PHY Type[1]
10587 	 * Optional Subelements[variable]
10588 	 */
10589 #define NR_IE_MIN_LEN (ETH_ALEN + 4 + 1 + 1 + 1)
10590 
10591 	if (!neighbor_rep || wpabuf_len(neighbor_rep) == 0) {
10592 		wpa_msg_ctrl(wpa_s, MSG_INFO, RRM_EVENT_NEIGHBOR_REP_FAILED);
10593 		goto out;
10594 	}
10595 
10596 	data = wpabuf_head_u8(neighbor_rep);
10597 	len = wpabuf_len(neighbor_rep);
10598 
10599 	while (len >= 2 + NR_IE_MIN_LEN) {
10600 		const u8 *nr;
10601 		char lci[256 * 2 + 1];
10602 		char civic[256 * 2 + 1];
10603 		u8 nr_len = data[1];
10604 		const u8 *pos = data, *end;
10605 
10606 		if (pos[0] != WLAN_EID_NEIGHBOR_REPORT ||
10607 		    nr_len < NR_IE_MIN_LEN) {
10608 			wpa_dbg(wpa_s, MSG_DEBUG,
10609 				"CTRL: Invalid Neighbor Report element: id=%u len=%u",
10610 				data[0], nr_len);
10611 			goto out;
10612 		}
10613 
10614 		if (2U + nr_len > len) {
10615 			wpa_dbg(wpa_s, MSG_DEBUG,
10616 				"CTRL: Invalid Neighbor Report element: id=%u len=%zu nr_len=%u",
10617 				data[0], len, nr_len);
10618 			goto out;
10619 		}
10620 		pos += 2;
10621 		end = pos + nr_len;
10622 
10623 		nr = pos;
10624 		pos += NR_IE_MIN_LEN;
10625 
10626 		lci[0] = '\0';
10627 		civic[0] = '\0';
10628 		while (end - pos > 2) {
10629 			u8 s_id, s_len;
10630 
10631 			s_id = *pos++;
10632 			s_len = *pos++;
10633 			if (s_len > end - pos)
10634 				goto out;
10635 			if (s_id == WLAN_EID_MEASURE_REPORT && s_len > 3) {
10636 				/* Measurement Token[1] */
10637 				/* Measurement Report Mode[1] */
10638 				/* Measurement Type[1] */
10639 				/* Measurement Report[variable] */
10640 				switch (pos[2]) {
10641 				case MEASURE_TYPE_LCI:
10642 					if (lci[0])
10643 						break;
10644 					wpa_snprintf_hex(lci, sizeof(lci),
10645 							 pos, s_len);
10646 					break;
10647 				case MEASURE_TYPE_LOCATION_CIVIC:
10648 					if (civic[0])
10649 						break;
10650 					wpa_snprintf_hex(civic, sizeof(civic),
10651 							 pos, s_len);
10652 					break;
10653 				}
10654 			}
10655 
10656 			pos += s_len;
10657 		}
10658 
10659 		wpa_msg(wpa_s, MSG_INFO, RRM_EVENT_NEIGHBOR_REP_RXED
10660 			"bssid=" MACSTR
10661 			" info=0x%x op_class=%u chan=%u phy_type=%u%s%s%s%s",
10662 			MAC2STR(nr), WPA_GET_LE32(nr + ETH_ALEN),
10663 			nr[ETH_ALEN + 4], nr[ETH_ALEN + 5],
10664 			nr[ETH_ALEN + 6],
10665 			lci[0] ? " lci=" : "", lci,
10666 			civic[0] ? " civic=" : "", civic);
10667 
10668 		data = end;
10669 		len -= 2 + nr_len;
10670 	}
10671 
10672 out:
10673 	wpabuf_free(neighbor_rep);
10674 }
10675 
10676 
wpas_ctrl_iface_send_neighbor_rep(struct wpa_supplicant * wpa_s,char * cmd)10677 static int wpas_ctrl_iface_send_neighbor_rep(struct wpa_supplicant *wpa_s,
10678 					     char *cmd)
10679 {
10680 	struct wpa_ssid_value ssid, *ssid_p = NULL;
10681 	int ret, lci = 0, civic = 0;
10682 	char *ssid_s;
10683 
10684 	ssid_s = os_strstr(cmd, "ssid=");
10685 	if (ssid_s) {
10686 		if (ssid_parse(ssid_s + 5, &ssid)) {
10687 			wpa_msg(wpa_s, MSG_INFO,
10688 				"CTRL: Send Neighbor Report: bad SSID");
10689 			return -1;
10690 		}
10691 
10692 		ssid_p = &ssid;
10693 
10694 		/*
10695 		 * Move cmd after the SSID text that may include "lci" or
10696 		 * "civic".
10697 		 */
10698 		cmd = os_strchr(ssid_s + 6, ssid_s[5] == '"' ? '"' : ' ');
10699 		if (cmd)
10700 			cmd++;
10701 
10702 	}
10703 
10704 	if (cmd && os_strstr(cmd, "lci"))
10705 		lci = 1;
10706 
10707 	if (cmd && os_strstr(cmd, "civic"))
10708 		civic = 1;
10709 
10710 	ret = wpas_rrm_send_neighbor_rep_request(wpa_s, ssid_p, lci, civic,
10711 						 wpas_ctrl_neighbor_rep_cb,
10712 						 wpa_s);
10713 
10714 	return ret;
10715 }
10716 
10717 
wpas_ctrl_iface_erp_flush(struct wpa_supplicant * wpa_s)10718 static int wpas_ctrl_iface_erp_flush(struct wpa_supplicant *wpa_s)
10719 {
10720 	eapol_sm_erp_flush(wpa_s->eapol);
10721 	return 0;
10722 }
10723 
10724 
wpas_ctrl_iface_mac_rand_scan(struct wpa_supplicant * wpa_s,char * cmd)10725 static int wpas_ctrl_iface_mac_rand_scan(struct wpa_supplicant *wpa_s,
10726 					 char *cmd)
10727 {
10728 	char *token, *context = NULL;
10729 	unsigned int enable = ~0, type = 0;
10730 	u8 _addr[ETH_ALEN], _mask[ETH_ALEN];
10731 	u8 *addr = NULL, *mask = NULL;
10732 
10733 	while ((token = str_token(cmd, " ", &context))) {
10734 		if (os_strcasecmp(token, "scan") == 0) {
10735 			type |= MAC_ADDR_RAND_SCAN;
10736 		} else if (os_strcasecmp(token, "sched") == 0) {
10737 			type |= MAC_ADDR_RAND_SCHED_SCAN;
10738 		} else if (os_strcasecmp(token, "pno") == 0) {
10739 			type |= MAC_ADDR_RAND_PNO;
10740 		} else if (os_strcasecmp(token, "all") == 0) {
10741 			type = wpa_s->mac_addr_rand_supported;
10742 		} else if (os_strncasecmp(token, "enable=", 7) == 0) {
10743 			enable = atoi(token + 7);
10744 		} else if (os_strncasecmp(token, "addr=", 5) == 0) {
10745 			addr = _addr;
10746 			if (hwaddr_aton(token + 5, addr)) {
10747 				wpa_printf(MSG_INFO,
10748 					   "CTRL: Invalid MAC address: %s",
10749 					   token);
10750 				return -1;
10751 			}
10752 		} else if (os_strncasecmp(token, "mask=", 5) == 0) {
10753 			mask = _mask;
10754 			if (hwaddr_aton(token + 5, mask)) {
10755 				wpa_printf(MSG_INFO,
10756 					   "CTRL: Invalid MAC address mask: %s",
10757 					   token);
10758 				return -1;
10759 			}
10760 		} else {
10761 			wpa_printf(MSG_INFO,
10762 				   "CTRL: Invalid MAC_RAND_SCAN parameter: %s",
10763 				   token);
10764 			return -1;
10765 		}
10766 	}
10767 
10768 	if (!type) {
10769 		wpa_printf(MSG_INFO, "CTRL: MAC_RAND_SCAN no type specified");
10770 		return -1;
10771 	}
10772 
10773 	if (enable > 1) {
10774 		wpa_printf(MSG_INFO,
10775 			   "CTRL: MAC_RAND_SCAN enable=<0/1> not specified");
10776 		return -1;
10777 	}
10778 
10779 	if (!enable)
10780 		return wpas_disable_mac_addr_randomization(wpa_s, type);
10781 
10782 	return wpas_enable_mac_addr_randomization(wpa_s, type, addr, mask);
10783 }
10784 
10785 
wpas_ctrl_iface_pmksa(struct wpa_supplicant * wpa_s,char * buf,size_t buflen)10786 static int wpas_ctrl_iface_pmksa(struct wpa_supplicant *wpa_s,
10787 				 char *buf, size_t buflen)
10788 {
10789 	size_t reply_len;
10790 
10791 	reply_len = wpa_sm_pmksa_cache_list(wpa_s->wpa, buf, buflen);
10792 #ifdef CONFIG_AP
10793 	reply_len += wpas_ap_pmksa_cache_list(wpa_s, &buf[reply_len],
10794 					      buflen - reply_len);
10795 #endif /* CONFIG_AP */
10796 	return reply_len;
10797 }
10798 
10799 
wpas_ctrl_iface_pmksa_flush(struct wpa_supplicant * wpa_s)10800 static void wpas_ctrl_iface_pmksa_flush(struct wpa_supplicant *wpa_s)
10801 {
10802 	ptksa_cache_flush(wpa_s->ptksa, NULL, WPA_CIPHER_NONE);
10803 	wpa_sm_pmksa_cache_flush(wpa_s->wpa, NULL);
10804 #ifdef CONFIG_AP
10805 	wpas_ap_pmksa_cache_flush(wpa_s);
10806 #endif /* CONFIG_AP */
10807 }
10808 
10809 
10810 #ifdef CONFIG_PMKSA_CACHE_EXTERNAL
10811 
wpas_ctrl_iface_pmksa_get(struct wpa_supplicant * wpa_s,const char * cmd,char * buf,size_t buflen)10812 static int wpas_ctrl_iface_pmksa_get(struct wpa_supplicant *wpa_s,
10813 				     const char *cmd, char *buf, size_t buflen)
10814 {
10815 	struct rsn_pmksa_cache_entry *entry;
10816 	struct wpa_ssid *ssid;
10817 	char *pos, *pos2, *end;
10818 	int ret;
10819 	struct os_reltime now;
10820 
10821 	ssid = wpa_config_get_network(wpa_s->conf, atoi(cmd));
10822 	if (!ssid)
10823 		return -1;
10824 
10825 	pos = buf;
10826 	end = buf + buflen;
10827 
10828 	os_get_reltime(&now);
10829 
10830 	/*
10831 	 * Entry format:
10832 	 * <BSSID> <PMKID> <PMK> <reauth_time in seconds>
10833 	 * <expiration in seconds> <akmp> <opportunistic>
10834 	 * [FILS Cache Identifier]
10835 	 */
10836 
10837 	for (entry = wpa_sm_pmksa_cache_head(wpa_s->wpa); entry;
10838 	     entry = entry->next) {
10839 		if (entry->network_ctx != ssid)
10840 			continue;
10841 
10842 		pos2 = pos;
10843 		ret = os_snprintf(pos2, end - pos2, MACSTR " ",
10844 				  MAC2STR(entry->aa));
10845 		if (os_snprintf_error(end - pos2, ret))
10846 			break;
10847 		pos2 += ret;
10848 
10849 		pos2 += wpa_snprintf_hex(pos2, end - pos2, entry->pmkid,
10850 					 PMKID_LEN);
10851 
10852 		ret = os_snprintf(pos2, end - pos2, " ");
10853 		if (os_snprintf_error(end - pos2, ret))
10854 			break;
10855 		pos2 += ret;
10856 
10857 		pos2 += wpa_snprintf_hex(pos2, end - pos2, entry->pmk,
10858 					 entry->pmk_len);
10859 
10860 		ret = os_snprintf(pos2, end - pos2, " %d %d %d %d",
10861 				  (int) (entry->reauth_time - now.sec),
10862 				  (int) (entry->expiration - now.sec),
10863 				  entry->akmp,
10864 				  entry->opportunistic);
10865 		if (os_snprintf_error(end - pos2, ret))
10866 			break;
10867 		pos2 += ret;
10868 
10869 		if (entry->fils_cache_id_set) {
10870 			ret = os_snprintf(pos2, end - pos2, " %02x%02x",
10871 					  entry->fils_cache_id[0],
10872 					  entry->fils_cache_id[1]);
10873 			if (os_snprintf_error(end - pos2, ret))
10874 				break;
10875 			pos2 += ret;
10876 		}
10877 
10878 		ret = os_snprintf(pos2, end - pos2, "\n");
10879 		if (os_snprintf_error(end - pos2, ret))
10880 			break;
10881 		pos2 += ret;
10882 
10883 		pos = pos2;
10884 	}
10885 
10886 	return pos - buf;
10887 }
10888 
10889 
wpas_ctrl_iface_pmksa_add(struct wpa_supplicant * wpa_s,char * cmd)10890 static int wpas_ctrl_iface_pmksa_add(struct wpa_supplicant *wpa_s,
10891 				     char *cmd)
10892 {
10893 	struct rsn_pmksa_cache_entry *entry;
10894 	struct wpa_ssid *ssid;
10895 	char *pos, *pos2;
10896 	int ret = -1;
10897 	struct os_reltime now;
10898 	int reauth_time = 0, expiration = 0, i;
10899 
10900 	/*
10901 	 * Entry format:
10902 	 * <network_id> <BSSID> <PMKID> <PMK> <reauth_time in seconds>
10903 	 * <expiration in seconds> <akmp> <opportunistic>
10904 	 * [FILS Cache Identifier]
10905 	 */
10906 
10907 	ssid = wpa_config_get_network(wpa_s->conf, atoi(cmd));
10908 	if (!ssid)
10909 		return -1;
10910 
10911 	pos = os_strchr(cmd, ' ');
10912 	if (!pos)
10913 		return -1;
10914 	pos++;
10915 
10916 	entry = os_zalloc(sizeof(*entry));
10917 	if (!entry)
10918 		return -1;
10919 
10920 	if (hwaddr_aton(pos, entry->aa))
10921 		goto fail;
10922 
10923 	pos = os_strchr(pos, ' ');
10924 	if (!pos)
10925 		goto fail;
10926 	pos++;
10927 
10928 	if (hexstr2bin(pos, entry->pmkid, PMKID_LEN) < 0)
10929 		goto fail;
10930 
10931 	pos = os_strchr(pos, ' ');
10932 	if (!pos)
10933 		goto fail;
10934 	pos++;
10935 
10936 	pos2 = os_strchr(pos, ' ');
10937 	if (!pos2)
10938 		goto fail;
10939 	entry->pmk_len = (pos2 - pos) / 2;
10940 	if (entry->pmk_len < PMK_LEN || entry->pmk_len > PMK_LEN_MAX ||
10941 	    hexstr2bin(pos, entry->pmk, entry->pmk_len) < 0)
10942 		goto fail;
10943 
10944 	pos = os_strchr(pos, ' ');
10945 	if (!pos)
10946 		goto fail;
10947 	pos++;
10948 
10949 	if (sscanf(pos, "%d %d %d %d", &reauth_time, &expiration,
10950 		   &entry->akmp, &entry->opportunistic) != 4)
10951 		goto fail;
10952 	if (reauth_time > expiration)
10953 		goto fail;
10954 	for (i = 0; i < 4; i++) {
10955 		pos = os_strchr(pos, ' ');
10956 		if (!pos) {
10957 			if (i < 3)
10958 				goto fail;
10959 			break;
10960 		}
10961 		pos++;
10962 	}
10963 	if (pos) {
10964 		if (hexstr2bin(pos, entry->fils_cache_id,
10965 			       FILS_CACHE_ID_LEN) < 0)
10966 			goto fail;
10967 		entry->fils_cache_id_set = 1;
10968 	}
10969 	os_get_reltime(&now);
10970 	entry->expiration = now.sec + expiration;
10971 	entry->reauth_time = now.sec + reauth_time;
10972 
10973 	entry->network_ctx = ssid;
10974 	os_memcpy(entry->spa, wpa_s->own_addr, ETH_ALEN);
10975 
10976 	entry->external = true;
10977 
10978 	wpa_sm_pmksa_cache_add_entry(wpa_s->wpa, entry);
10979 	entry = NULL;
10980 	ret = 0;
10981 fail:
10982 	os_free(entry);
10983 	return ret;
10984 }
10985 
10986 
10987 #ifdef CONFIG_MESH
10988 
wpas_ctrl_iface_mesh_pmksa_get(struct wpa_supplicant * wpa_s,const char * cmd,char * buf,size_t buflen)10989 static int wpas_ctrl_iface_mesh_pmksa_get(struct wpa_supplicant *wpa_s,
10990 					  const char *cmd, char *buf,
10991 					  size_t buflen)
10992 {
10993 	u8 spa[ETH_ALEN];
10994 
10995 	if (!wpa_s->ifmsh)
10996 		return -1;
10997 
10998 	if (os_strcasecmp(cmd, "any") == 0)
10999 		return wpas_ap_pmksa_cache_list_mesh(wpa_s, NULL, buf, buflen);
11000 
11001 	if (hwaddr_aton(cmd, spa))
11002 		return -1;
11003 
11004 	return wpas_ap_pmksa_cache_list_mesh(wpa_s, spa, buf, buflen);
11005 }
11006 
11007 
wpas_ctrl_iface_mesh_pmksa_add(struct wpa_supplicant * wpa_s,char * cmd)11008 static int wpas_ctrl_iface_mesh_pmksa_add(struct wpa_supplicant *wpa_s,
11009 					  char *cmd)
11010 {
11011 	/*
11012 	 * We do not check mesh interface existence because PMKSA should be
11013 	 * stored before wpa_s->ifmsh creation to suppress commit message
11014 	 * creation.
11015 	 */
11016 	return wpas_ap_pmksa_cache_add_external(wpa_s, cmd);
11017 }
11018 
11019 #endif /* CONFIG_MESH */
11020 #endif /* CONFIG_PMKSA_CACHE_EXTERNAL */
11021 
11022 
11023 #ifdef CONFIG_FILS
wpas_ctrl_iface_fils_hlp_req_add(struct wpa_supplicant * wpa_s,const char * cmd)11024 static int wpas_ctrl_iface_fils_hlp_req_add(struct wpa_supplicant *wpa_s,
11025 					    const char *cmd)
11026 {
11027 	struct fils_hlp_req *req;
11028 	const char *pos;
11029 
11030 	/* format: <dst> <packet starting from ethertype> */
11031 
11032 	req = os_zalloc(sizeof(*req));
11033 	if (!req)
11034 		return -1;
11035 
11036 	if (hwaddr_aton(cmd, req->dst))
11037 		goto fail;
11038 
11039 	pos = os_strchr(cmd, ' ');
11040 	if (!pos)
11041 		goto fail;
11042 	pos++;
11043 	req->pkt = wpabuf_parse_bin(pos);
11044 	if (!req->pkt)
11045 		goto fail;
11046 
11047 	dl_list_add_tail(&wpa_s->fils_hlp_req, &req->list);
11048 	return 0;
11049 fail:
11050 	wpabuf_free(req->pkt);
11051 	os_free(req);
11052 	return -1;
11053 }
11054 #endif /* CONFIG_FILS */
11055 
11056 
wpas_ctrl_cmd_debug_level(const char * cmd)11057 int wpas_ctrl_cmd_debug_level(const char *cmd)
11058 {
11059 	if (os_strcmp(cmd, "PING") == 0 ||
11060 	    os_strncmp(cmd, "BSS ", 4) == 0 ||
11061 	    os_strncmp(cmd, "GET_NETWORK ", 12) == 0 ||
11062 	    os_strncmp(cmd, "STATUS", 6) == 0 ||
11063 	    os_strncmp(cmd, "STA ", 4) == 0 ||
11064 	    os_strncmp(cmd, "STA-", 4) == 0)
11065 		return MSG_EXCESSIVE;
11066 	return MSG_DEBUG;
11067 }
11068 
11069 
wpas_ctrl_iface_configure_mscs(struct wpa_supplicant * wpa_s,const char * cmd)11070 static int wpas_ctrl_iface_configure_mscs(struct wpa_supplicant *wpa_s,
11071 					  const char *cmd)
11072 {
11073 	size_t frame_classifier_len;
11074 	const char *pos, *end;
11075 	struct robust_av_data *robust_av = &wpa_s->robust_av;
11076 	int val;
11077 
11078 	/*
11079 	 * format:
11080 	 * <add|remove|change> [up_bitmap=<hex byte>] [up_limit=<integer>]
11081 	 * [stream_timeout=<in TUs>] [frame_classifier=<hex bytes>]
11082 	 */
11083 	os_memset(robust_av, 0, sizeof(struct robust_av_data));
11084 	if (os_strncmp(cmd, "add ", 4) == 0) {
11085 		robust_av->request_type = SCS_REQ_ADD;
11086 	} else if (os_strcmp(cmd, "remove") == 0) {
11087 		robust_av->request_type = SCS_REQ_REMOVE;
11088 		robust_av->valid_config = false;
11089 		return wpas_send_mscs_req(wpa_s);
11090 	} else if (os_strncmp(cmd, "change ", 7) == 0) {
11091 		robust_av->request_type = SCS_REQ_CHANGE;
11092 	} else {
11093 		return -1;
11094 	}
11095 
11096 	pos = os_strstr(cmd, "up_bitmap=");
11097 	if (!pos)
11098 		return -1;
11099 
11100 	val = hex2byte(pos + 10);
11101 	if (val < 0)
11102 		return -1;
11103 	robust_av->up_bitmap = val;
11104 
11105 	pos = os_strstr(cmd, "up_limit=");
11106 	if (!pos)
11107 		return -1;
11108 
11109 	robust_av->up_limit = atoi(pos + 9);
11110 
11111 	pos = os_strstr(cmd, "stream_timeout=");
11112 	if (!pos)
11113 		return -1;
11114 
11115 	robust_av->stream_timeout = atoi(pos + 15);
11116 	if (robust_av->stream_timeout == 0)
11117 		return -1;
11118 
11119 	pos = os_strstr(cmd, "frame_classifier=");
11120 	if (!pos)
11121 		return -1;
11122 
11123 	pos += 17;
11124 	end = os_strchr(pos, ' ');
11125 	if (!end)
11126 		end = pos + os_strlen(pos);
11127 
11128 	frame_classifier_len = (end - pos) / 2;
11129 	if (frame_classifier_len > sizeof(robust_av->frame_classifier) ||
11130 	    hexstr2bin(pos, robust_av->frame_classifier, frame_classifier_len))
11131 		return -1;
11132 
11133 	robust_av->frame_classifier_len = frame_classifier_len;
11134 	robust_av->valid_config = true;
11135 
11136 	return wpas_send_mscs_req(wpa_s);
11137 }
11138 
11139 
11140 #ifdef CONFIG_PASN
wpas_ctrl_iface_pasn_start(struct wpa_supplicant * wpa_s,char * cmd)11141 static int wpas_ctrl_iface_pasn_start(struct wpa_supplicant *wpa_s, char *cmd)
11142 {
11143 	char *token, *context = NULL;
11144 	u8 bssid[ETH_ALEN];
11145 	int akmp = -1, cipher = -1, got_bssid = 0;
11146 	u16 group = 0xFFFF;
11147 	u8 *comeback = NULL;
11148 	size_t comeback_len = 0;
11149 	int id = 0, ret = -1;
11150 
11151 	/*
11152 	 * Entry format: bssid=<BSSID> akmp=<AKMP> cipher=<CIPHER> group=<group>
11153 	 *    [comeback=<hexdump>]
11154 	 */
11155 	while ((token = str_token(cmd, " ", &context))) {
11156 		if (os_strncmp(token, "bssid=", 6) == 0) {
11157 			if (hwaddr_aton(token + 6, bssid))
11158 				goto out;
11159 			got_bssid = 1;
11160 		} else if (os_strcmp(token, "akmp=PASN") == 0) {
11161 			akmp = WPA_KEY_MGMT_PASN;
11162 #ifdef CONFIG_IEEE80211R
11163 		} else if (os_strcmp(token, "akmp=FT-PSK") == 0) {
11164 			akmp = WPA_KEY_MGMT_FT_PSK;
11165 		} else if (os_strcmp(token, "akmp=FT-EAP-SHA384") == 0) {
11166 			akmp = WPA_KEY_MGMT_FT_IEEE8021X_SHA384;
11167 		} else if (os_strcmp(token, "akmp=FT-EAP") == 0) {
11168 			akmp = WPA_KEY_MGMT_FT_IEEE8021X;
11169 #endif /* CONFIG_IEEE80211R */
11170 #ifdef CONFIG_SAE
11171 		} else if (os_strcmp(token, "akmp=SAE") == 0) {
11172 			akmp = WPA_KEY_MGMT_SAE;
11173 		} else if (os_strcmp(token, "akmp=SAE-EXT-KEY") == 0) {
11174 			akmp = WPA_KEY_MGMT_SAE_EXT_KEY;
11175 #endif /* CONFIG_SAE */
11176 #ifdef CONFIG_FILS
11177 		} else if (os_strcmp(token, "akmp=FILS-SHA256") == 0) {
11178 			akmp = WPA_KEY_MGMT_FILS_SHA256;
11179 		} else if (os_strcmp(token, "akmp=FILS-SHA384") == 0) {
11180 			akmp = WPA_KEY_MGMT_FILS_SHA384;
11181 #endif /* CONFIG_FILS */
11182 		} else if (os_strcmp(token, "cipher=CCMP-256") == 0) {
11183 			cipher = WPA_CIPHER_CCMP_256;
11184 		} else if (os_strcmp(token, "cipher=GCMP-256") == 0) {
11185 			cipher = WPA_CIPHER_GCMP_256;
11186 		} else if (os_strcmp(token, "cipher=CCMP") == 0) {
11187 			cipher = WPA_CIPHER_CCMP;
11188 		} else if (os_strcmp(token, "cipher=GCMP") == 0) {
11189 			cipher = WPA_CIPHER_GCMP;
11190 		} else if (os_strncmp(token, "group=", 6) == 0) {
11191 			group = atoi(token + 6);
11192 		} else if (os_strncmp(token, "nid=", 4) == 0) {
11193 			id = atoi(token + 4);
11194 		} else if (os_strncmp(token, "comeback=", 9) == 0) {
11195 			comeback_len = os_strlen(token + 9);
11196 			if (comeback || !comeback_len || comeback_len % 2)
11197 				goto out;
11198 
11199 			comeback_len /= 2;
11200 			comeback = os_malloc(comeback_len);
11201 			if (!comeback ||
11202 			    hexstr2bin(token + 9, comeback, comeback_len))
11203 				goto out;
11204 		} else {
11205 			wpa_printf(MSG_DEBUG,
11206 				   "CTRL: PASN Invalid parameter: '%s'",
11207 				   token);
11208 			goto out;
11209 		}
11210 	}
11211 
11212 	if (!got_bssid || akmp == -1 || cipher == -1 || group == 0xFFFF) {
11213 		wpa_printf(MSG_DEBUG,"CTRL: PASN missing parameter");
11214 		goto out;
11215 	}
11216 
11217 	ret = wpas_pasn_auth_start(wpa_s, wpa_s->own_addr, bssid, akmp, cipher,
11218 				   group, id, comeback, comeback_len);
11219 out:
11220 	os_free(comeback);
11221 	return ret;
11222 }
11223 
11224 
wpas_ctrl_iface_pasn_deauthenticate(struct wpa_supplicant * wpa_s,const char * cmd)11225 static int wpas_ctrl_iface_pasn_deauthenticate(struct wpa_supplicant *wpa_s,
11226 					       const char *cmd)
11227 {
11228 	u8 bssid[ETH_ALEN];
11229 
11230 	if (os_strncmp(cmd, "bssid=", 6) != 0 || hwaddr_aton(cmd + 6, bssid)) {
11231 		wpa_printf(MSG_DEBUG,
11232 			   "CTRL: PASN_DEAUTH without valid BSSID");
11233 		return -1;
11234 	}
11235 
11236 	return wpas_pasn_deauthenticate(wpa_s, wpa_s->own_addr, bssid);
11237 }
11238 
11239 #endif /* CONFIG_PASN */
11240 
11241 
set_type4_frame_classifier(const char * cmd,struct type4_params * param)11242 static int set_type4_frame_classifier(const char *cmd,
11243 				      struct type4_params *param)
11244 {
11245 	const char *pos, *end;
11246 	u8 classifier_mask = 0;
11247 	int ret;
11248 	char addr[INET6_ADDRSTRLEN];
11249 	size_t alen;
11250 
11251 	if (os_strstr(cmd, "ip_version=ipv4")) {
11252 		param->ip_version = IPV4;
11253 	} else if (os_strstr(cmd, "ip_version=ipv6")) {
11254 		param->ip_version = IPV6;
11255 	} else {
11256 		wpa_printf(MSG_ERROR, "IP version missing/invalid");
11257 		return -1;
11258 	}
11259 
11260 	classifier_mask |= BIT(0);
11261 
11262 	pos = os_strstr(cmd, "src_ip=");
11263 	if (pos) {
11264 		pos += 7;
11265 		end = os_strchr(pos, ' ');
11266 		if (!end)
11267 			end = pos + os_strlen(pos);
11268 
11269 		alen = end - pos;
11270 		if (alen >= INET6_ADDRSTRLEN)
11271 			return -1;
11272 		os_memcpy(addr, pos, alen);
11273 		addr[alen] = '\0';
11274 		if (param->ip_version == IPV4)
11275 			ret = inet_pton(AF_INET, addr,
11276 					&param->ip_params.v4.src_ip);
11277 		else
11278 			ret = inet_pton(AF_INET6, addr,
11279 					&param->ip_params.v6.src_ip);
11280 
11281 		if (ret != 1) {
11282 			wpa_printf(MSG_ERROR,
11283 				   "Error converting src IP address to binary ret=%d",
11284 				   ret);
11285 			return -1;
11286 		}
11287 
11288 		classifier_mask |= BIT(1);
11289 	}
11290 
11291 	pos = os_strstr(cmd, "dst_ip=");
11292 	if (pos) {
11293 		pos += 7;
11294 		end = os_strchr(pos, ' ');
11295 		if (!end)
11296 			end = pos + os_strlen(pos);
11297 
11298 		alen = end - pos;
11299 		if (alen >= INET6_ADDRSTRLEN)
11300 			return -1;
11301 		os_memcpy(addr, pos, alen);
11302 		addr[alen] = '\0';
11303 		if (param->ip_version == IPV4)
11304 			ret = inet_pton(AF_INET, addr,
11305 					&param->ip_params.v4.dst_ip);
11306 		else
11307 			ret = inet_pton(AF_INET6, addr,
11308 					&param->ip_params.v6.dst_ip);
11309 
11310 		if (ret != 1) {
11311 			wpa_printf(MSG_ERROR,
11312 				   "Error converting dst IP address to binary ret=%d",
11313 				   ret);
11314 			return -1;
11315 		}
11316 
11317 		classifier_mask |= BIT(2);
11318 	}
11319 
11320 	pos = os_strstr(cmd, "src_port=");
11321 	if (pos && atoi(pos + 9) > 0) {
11322 		if (param->ip_version == IPV4)
11323 			param->ip_params.v4.src_port = atoi(pos + 9);
11324 		else
11325 			param->ip_params.v6.src_port = atoi(pos + 9);
11326 		classifier_mask |= BIT(3);
11327 	}
11328 
11329 	pos = os_strstr(cmd, "dst_port=");
11330 	if (pos && atoi(pos + 9) > 0) {
11331 		if (param->ip_version == IPV4)
11332 			param->ip_params.v4.dst_port = atoi(pos + 9);
11333 		else
11334 			param->ip_params.v6.dst_port = atoi(pos + 9);
11335 		classifier_mask |= BIT(4);
11336 	}
11337 
11338 	pos = os_strstr(cmd, "dscp=");
11339 	if (pos && atoi(pos + 5) > 0) {
11340 		if (param->ip_version == IPV4)
11341 			param->ip_params.v4.dscp = atoi(pos + 5);
11342 		else
11343 			param->ip_params.v6.dscp = atoi(pos + 5);
11344 		classifier_mask |= BIT(5);
11345 	}
11346 
11347 	if (param->ip_version == IPV4) {
11348 		pos = os_strstr(cmd, "protocol=");
11349 		if (pos) {
11350 			if (os_strstr(pos, "udp")) {
11351 				param->ip_params.v4.protocol = 17;
11352 			} else if (os_strstr(pos, "tcp")) {
11353 				param->ip_params.v4.protocol = 6;
11354 			} else if (os_strstr(pos, "esp")) {
11355 				param->ip_params.v4.protocol = 50;
11356 			} else {
11357 				wpa_printf(MSG_ERROR, "Invalid protocol");
11358 				return -1;
11359 			}
11360 			classifier_mask |= BIT(6);
11361 		}
11362 	} else {
11363 		pos = os_strstr(cmd, "next_header=");
11364 		if (pos) {
11365 			if (os_strstr(pos, "udp")) {
11366 				param->ip_params.v6.next_header = 17;
11367 			} else if (os_strstr(pos, "tcp")) {
11368 				param->ip_params.v6.next_header = 6;
11369 			} else if (os_strstr(pos, "esp")) {
11370 				param->ip_params.v6.next_header = 50;
11371 			} else {
11372 				wpa_printf(MSG_ERROR, "Invalid next header");
11373 				return -1;
11374 			}
11375 
11376 			classifier_mask |= BIT(6);
11377 		}
11378 
11379 		pos = os_strstr(cmd, "flow_label=");
11380 		if (pos) {
11381 			pos += 11;
11382 			end = os_strchr(pos, ' ');
11383 			if (!end)
11384 				end = pos + os_strlen(pos);
11385 
11386 			if (end - pos != 6 ||
11387 			    hexstr2bin(pos, param->ip_params.v6.flow_label,
11388 				       3) ||
11389 			    param->ip_params.v6.flow_label[0] > 0x0F) {
11390 				wpa_printf(MSG_ERROR, "Invalid flow label");
11391 				return -1;
11392 			}
11393 
11394 			classifier_mask |= BIT(7);
11395 		}
11396 	}
11397 
11398 	param->classifier_mask = classifier_mask;
11399 	return 0;
11400 }
11401 
11402 
set_type10_frame_classifier(const char * cmd,struct type10_params * param)11403 static int set_type10_frame_classifier(const char *cmd,
11404 				       struct type10_params *param)
11405 {
11406 	const char *pos, *end;
11407 	size_t filter_len;
11408 
11409 	pos = os_strstr(cmd, "prot_instance=");
11410 	if (!pos) {
11411 		wpa_printf(MSG_ERROR, "Protocol instance missing");
11412 		return -1;
11413 	}
11414 	param->prot_instance = atoi(pos + 14);
11415 
11416 	pos = os_strstr(cmd, "prot_number=");
11417 	if (!pos) {
11418 		wpa_printf(MSG_ERROR, "Protocol number missing");
11419 		return -1;
11420 	}
11421 	if (os_strstr(pos, "udp")) {
11422 		param->prot_number = 17;
11423 	} else if (os_strstr(pos, "tcp")) {
11424 		param->prot_number = 6;
11425 	} else if (os_strstr(pos, "esp")) {
11426 		param->prot_number = 50;
11427 	} else {
11428 		wpa_printf(MSG_ERROR, "Invalid protocol number");
11429 		return -1;
11430 	}
11431 
11432 	pos = os_strstr(cmd, "filter_value=");
11433 	if (!pos) {
11434 		wpa_printf(MSG_ERROR,
11435 			   "Classifier parameter filter_value missing");
11436 		return -1;
11437 	}
11438 
11439 	pos += 13;
11440 	end = os_strchr(pos, ' ');
11441 	if (!end)
11442 		end = pos + os_strlen(pos);
11443 
11444 	filter_len = (end - pos) / 2;
11445 	param->filter_value = os_malloc(filter_len);
11446 	if (!param->filter_value)
11447 		return -1;
11448 
11449 	if (hexstr2bin(pos, param->filter_value, filter_len)) {
11450 		wpa_printf(MSG_ERROR, "Invalid filter_value %s", pos);
11451 		goto free;
11452 	}
11453 
11454 	pos = os_strstr(cmd, "filter_mask=");
11455 	if (!pos) {
11456 		wpa_printf(MSG_ERROR,
11457 			   "Classifier parameter filter_mask missing");
11458 		goto free;
11459 	}
11460 
11461 	pos += 12;
11462 	end = os_strchr(pos, ' ');
11463 	if (!end)
11464 		end = pos + os_strlen(pos);
11465 
11466 	if (filter_len != (size_t) (end - pos) / 2) {
11467 		wpa_printf(MSG_ERROR,
11468 			   "Filter mask length mismatch expected=%zu received=%zu",
11469 			   filter_len, (size_t) (end - pos) / 2);
11470 		goto free;
11471 	}
11472 
11473 	param->filter_mask = os_malloc(filter_len);
11474 	if (!param->filter_mask)
11475 		goto free;
11476 
11477 	if (hexstr2bin(pos, param->filter_mask, filter_len)) {
11478 		wpa_printf(MSG_ERROR, "Invalid filter mask %s", pos);
11479 		os_free(param->filter_mask);
11480 		param->filter_mask = NULL;
11481 		goto free;
11482 	}
11483 
11484 	param->filter_len = filter_len;
11485 	return 0;
11486 free:
11487 	os_free(param->filter_value);
11488 	param->filter_value = NULL;
11489 	return -1;
11490 }
11491 
11492 
scs_parse_type4(struct tclas_element * elem,const char * pos)11493 static int scs_parse_type4(struct tclas_element *elem, const char *pos)
11494 {
11495 	struct type4_params type4_param = { 0 };
11496 
11497 	if (set_type4_frame_classifier(pos, &type4_param) == -1) {
11498 		wpa_printf(MSG_ERROR, "Failed to set frame_classifier 4");
11499 		return -1;
11500 	}
11501 
11502 	os_memcpy(&elem->frame_classifier.type4_param,
11503 		  &type4_param, sizeof(struct type4_params));
11504 	return 0;
11505 }
11506 
11507 
scs_parse_type10(struct tclas_element * elem,const char * pos)11508 static int scs_parse_type10(struct tclas_element *elem, const char *pos)
11509 {
11510 	struct type10_params type10_param = { 0 };
11511 
11512 	if (set_type10_frame_classifier(pos, &type10_param) == -1) {
11513 		wpa_printf(MSG_ERROR, "Failed to set frame_classifier 10");
11514 		return -1;
11515 	}
11516 
11517 	os_memcpy(&elem->frame_classifier.type10_param,
11518 		  &type10_param, sizeof(struct type10_params));
11519 	return 0;
11520 }
11521 
11522 
wpas_ctrl_iface_configure_scs(struct wpa_supplicant * wpa_s,char * cmd)11523 static int wpas_ctrl_iface_configure_scs(struct wpa_supplicant *wpa_s,
11524 					 char *cmd)
11525 {
11526 	char *pos1, *pos;
11527 	struct scs_robust_av_data *scs_data = &wpa_s->scs_robust_av_req;
11528 	struct scs_desc_elem desc_elem = { 0 };
11529 	int val;
11530 	unsigned int num_scs_desc = 0;
11531 
11532 	if (wpa_s->ongoing_scs_req) {
11533 		wpa_printf(MSG_ERROR, "%s: SCS Request already in queue",
11534 			   __func__);
11535 		return -1;
11536 	}
11537 
11538 	/**
11539 	 * format:
11540 	 * [scs_id=<decimal number>] <add|remove|change> [scs_up=<0-7>]
11541 	 * [classifier_type=<4|10>]
11542 	 * [classifier params based on classifier type]
11543 	 * [tclas_processing=<0|1>]
11544 	 * [qos_characteristics] <up/down/direct> [min_si=<decimal number>]
11545 	 * [max_si=<decimal number>] [min_data_rate=<decimal number>]
11546 	 * [delay_bound=<decimal number>] [max_msdu=<decimal number>]
11547 	 * [service_start_time=<decimal number>]
11548 	 * [service_start_time_link_id=<decimal number>]
11549 	 * [mean_data_rate=<decimal number>] [burst_size=<decimal number>]
11550 	 * [msdu_lifetime=<decimal number>]
11551 	 * [msdu_delivery_info=<decimal number>] [medium_time=<decimal number>]
11552 	 * [scs_id=<decimal number>] ...
11553 	 */
11554 	pos1 = os_strstr(cmd, "scs_id=");
11555 	if (!pos1) {
11556 		wpa_printf(MSG_ERROR, "SCSID not present");
11557 		return -1;
11558 	}
11559 
11560 	free_up_scs_desc(scs_data);
11561 
11562 	while (pos1) {
11563 		struct scs_desc_elem *n1;
11564 		struct active_scs_elem *active_scs_desc;
11565 		char *next_scs_desc, *pos2;
11566 		unsigned int num_tclas_elem = 0;
11567 		bool scsid_active = false, tclas_present = false;
11568 		struct qos_characteristics *qos_elem = &desc_elem.qos_char_elem;
11569 
11570 		desc_elem.scs_id = atoi(pos1 + 7);
11571 		pos1 += 7;
11572 
11573 		next_scs_desc = os_strstr(pos1, "scs_id=");
11574 		if (next_scs_desc) {
11575 			char temp[20];
11576 
11577 			os_snprintf(temp, sizeof(temp), "scs_id=%d ",
11578 				    desc_elem.scs_id);
11579 			if (os_strstr(next_scs_desc, temp)) {
11580 				wpa_printf(MSG_ERROR,
11581 					   "Multiple SCS descriptors configured with same SCSID(=%d)",
11582 					   desc_elem.scs_id);
11583 				goto free_scs_desc;
11584 			}
11585 			pos1[next_scs_desc - pos1 - 1] = '\0';
11586 		}
11587 
11588 		dl_list_for_each(active_scs_desc, &wpa_s->active_scs_ids,
11589 				 struct active_scs_elem, list) {
11590 			if (desc_elem.scs_id == active_scs_desc->scs_id) {
11591 				scsid_active = true;
11592 				break;
11593 			}
11594 		}
11595 
11596 		if (os_strstr(pos1, "add ")) {
11597 			desc_elem.request_type = SCS_REQ_ADD;
11598 			if (scsid_active) {
11599 				wpa_printf(MSG_ERROR, "SCSID %d already active",
11600 					   desc_elem.scs_id);
11601 				return -1;
11602 			}
11603 		} else if (os_strstr(pos1, "remove")) {
11604 			desc_elem.request_type = SCS_REQ_REMOVE;
11605 			if (!scsid_active) {
11606 				wpa_printf(MSG_ERROR, "SCSID %d not active",
11607 					   desc_elem.scs_id);
11608 				return -1;
11609 			}
11610 			goto scs_desc_end;
11611 		} else if (os_strstr(pos1, "change ")) {
11612 			desc_elem.request_type = SCS_REQ_CHANGE;
11613 			if (!scsid_active) {
11614 				wpa_printf(MSG_ERROR, "SCSID %d not active",
11615 					   desc_elem.scs_id);
11616 				return -1;
11617 			}
11618 		} else {
11619 			wpa_printf(MSG_ERROR, "SCS Request type invalid");
11620 			goto free_scs_desc;
11621 		}
11622 
11623 		pos1 = os_strstr(pos1, "scs_up=");
11624 		if (!pos1) {
11625 			wpa_printf(MSG_ERROR,
11626 				   "Intra-Access user priority not present");
11627 			goto free_scs_desc;
11628 		}
11629 
11630 		val = atoi(pos1 + 7);
11631 		if (val < 0 || val > 7) {
11632 			wpa_printf(MSG_ERROR,
11633 				   "Intra-Access user priority invalid %d",
11634 				   val);
11635 			goto free_scs_desc;
11636 		}
11637 
11638 		desc_elem.intra_access_priority = val;
11639 		desc_elem.scs_up_avail = true;
11640 
11641 		pos = os_strstr(pos1, "classifier_type=");
11642 		if (!pos) {
11643 			wpa_printf(MSG_ERROR, "classifier type empty");
11644 			goto qos_characteristics;
11645 		}
11646 		tclas_present = true;
11647 
11648 		while (pos) {
11649 			struct tclas_element elem = { 0 }, *n;
11650 			char *next_tclas_elem;
11651 
11652 			val = atoi(pos + 16);
11653 			if (val != 4 && val != 10) {
11654 				wpa_printf(MSG_ERROR,
11655 					   "classifier type invalid %d", val);
11656 				goto free_scs_desc;
11657 			}
11658 
11659 			elem.classifier_type = val;
11660 			pos += 16;
11661 
11662 			next_tclas_elem = os_strstr(pos, "classifier_type=");
11663 			if (next_tclas_elem) {
11664 				pos1 = next_tclas_elem;
11665 				pos[next_tclas_elem - pos - 1] = '\0';
11666 			}
11667 
11668 			switch (val) {
11669 			case 4:
11670 				if (scs_parse_type4(&elem, pos) < 0)
11671 					goto free_scs_desc;
11672 				break;
11673 			case 10:
11674 				if (scs_parse_type10(&elem, pos) < 0)
11675 					goto free_scs_desc;
11676 				break;
11677 			}
11678 
11679 			n = os_realloc(desc_elem.tclas_elems,
11680 				       (num_tclas_elem + 1) * sizeof(elem));
11681 			if (!n)
11682 				goto free_scs_desc;
11683 
11684 			desc_elem.tclas_elems = n;
11685 			os_memcpy((u8 *) desc_elem.tclas_elems +
11686 				  num_tclas_elem * sizeof(elem),
11687 				  &elem, sizeof(elem));
11688 			num_tclas_elem++;
11689 			desc_elem.num_tclas_elem = num_tclas_elem;
11690 			pos = next_tclas_elem;
11691 		}
11692 
11693 		if (desc_elem.num_tclas_elem > 1) {
11694 			pos1 = os_strstr(pos1, "tclas_processing=");
11695 			if (!pos1) {
11696 				wpa_printf(MSG_ERROR, "tclas_processing empty");
11697 				goto free_scs_desc;
11698 			}
11699 
11700 			val = atoi(pos1 + 17);
11701 			if (val != 0 && val != 1) {
11702 				wpa_printf(MSG_ERROR,
11703 					   "tclas_processing invalid");
11704 				goto free_scs_desc;
11705 			}
11706 
11707 			desc_elem.tclas_processing = val;
11708 		}
11709 
11710 	qos_characteristics:
11711 		pos1 = os_strstr(pos1, "qos_characteristics");
11712 		if (!pos1 && !tclas_present)
11713 			goto free_scs_desc;
11714 		if (!pos1)
11715 			goto scs_desc_end;
11716 
11717 		qos_elem->available = true;
11718 		if (os_strstr(pos1, "up ")) {
11719 			qos_elem->direction = SCS_DIRECTION_UP;
11720 			if (tclas_present) {
11721 				wpa_printf(MSG_ERROR,
11722 					   "TCLAS with direction:UP not allowed");
11723 				goto free_scs_desc;
11724 			}
11725 		} else if (os_strstr(pos1, "down ")) {
11726 			qos_elem->direction = SCS_DIRECTION_DOWN;
11727 		} else if (os_strstr(pos1, "direct ")) {
11728 			qos_elem->direction = SCS_DIRECTION_DIRECT;
11729 		}
11730 
11731 		pos1 = os_strstr(pos1, "min_si=");
11732 		if (!pos1) {
11733 			wpa_printf(MSG_ERROR, "Min SI is required");
11734 			goto free_scs_desc;
11735 		}
11736 		qos_elem->min_si = atoi(pos1 + 7);
11737 
11738 		pos1 = os_strstr(pos1, "max_si=");
11739 		if (!pos1) {
11740 			wpa_printf(MSG_ERROR, "Max SI is required");
11741 			goto free_scs_desc;
11742 		}
11743 		qos_elem->max_si = atoi(pos1 + 7);
11744 
11745 		if (qos_elem->min_si && qos_elem->max_si &&
11746 		    qos_elem->max_si < qos_elem->min_si) {
11747 			wpa_printf(MSG_ERROR, "Invalid Max SI");
11748 			goto free_scs_desc;
11749 		}
11750 
11751 		pos1 = os_strstr(pos1, "min_data_rate=");
11752 		if (!pos1) {
11753 			wpa_printf(MSG_ERROR, "Min data rate is required");
11754 			goto free_scs_desc;
11755 		}
11756 		qos_elem->min_data_rate = atoi(pos1 + 14);
11757 
11758 		pos1 = os_strstr(pos1, "delay_bound=");
11759 		if (!pos1) {
11760 			wpa_printf(MSG_ERROR, "Delay Bound is required");
11761 			goto free_scs_desc;
11762 		}
11763 		qos_elem->delay_bound = atoi(pos1 + 12);
11764 
11765 		if (qos_elem->min_data_rate >= BIT(24) ||
11766 		    qos_elem->delay_bound >= BIT(24)) {
11767 			wpa_printf(MSG_ERROR,
11768 				   "Invalid min_data_rate or delay_bound");
11769 			goto free_scs_desc;
11770 		}
11771 
11772 		pos2 = os_strstr(pos1, "max_msdu=");
11773 		if (pos2) {
11774 			qos_elem->max_msdu_size = atoi(pos2 + 9);
11775 			qos_elem->mask |= SCS_QOS_BIT_MAX_MSDU_SIZE;
11776 		}
11777 
11778 		pos2 = os_strstr(pos1, "service_start_time=");
11779 		if (pos2) {
11780 			qos_elem->service_start_time = atoi(pos2 + 19);
11781 			qos_elem->mask |= SCS_QOS_BIT_SERVICE_START_TIME;
11782 		}
11783 
11784 		pos2 = os_strstr(pos1, "service_start_time_link_id=");
11785 		if (pos2) {
11786 			qos_elem->service_start_time_link_id = atoi(pos2 + 27);
11787 			qos_elem->mask |= SCS_QOS_BIT_SERVICE_START_TIME_LINKID;
11788 		}
11789 
11790 		pos2 = os_strstr(pos1, "mean_data_rate=");
11791 		if (pos2) {
11792 			qos_elem->mean_data_rate = atoi(pos2 + 15);
11793 			qos_elem->mask |= SCS_QOS_BIT_MEAN_DATA_RATE;
11794 		}
11795 
11796 		pos2 = os_strstr(pos1, "burst_size=");
11797 		if (pos2) {
11798 			qos_elem->burst_size = atoi(pos2 + 11);
11799 			qos_elem->mask |=
11800 				SCS_QOS_BIT_DELAYED_BOUNDED_BURST_SIZE;
11801 		}
11802 
11803 		pos2 = os_strstr(pos1, "msdu_lifetime=");
11804 		if (pos2) {
11805 			qos_elem->msdu_lifetime = atoi(pos2 + 14);
11806 			qos_elem->mask |= SCS_QOS_BIT_MSDU_LIFETIME;
11807 		}
11808 
11809 		pos2 = os_strstr(pos1, "msdu_delivery_info=");
11810 		if (pos2) {
11811 			qos_elem->msdu_delivery_info = atoi(pos2 + 19);
11812 			qos_elem->mask |= SCS_QOS_BIT_MSDU_DELIVERY_INFO;
11813 		}
11814 
11815 		pos2 = os_strstr(pos1, "medium_time=");
11816 		if (pos2) {
11817 			qos_elem->medium_time = atoi(pos2 + 12);
11818 			qos_elem->mask |= SCS_QOS_BIT_MEDIUM_TIME;
11819 		}
11820 
11821 scs_desc_end:
11822 		n1 = os_realloc(scs_data->scs_desc_elems, (num_scs_desc + 1) *
11823 				sizeof(struct scs_desc_elem));
11824 		if (!n1)
11825 			goto free_scs_desc;
11826 
11827 		scs_data->scs_desc_elems = n1;
11828 		os_memcpy((u8 *) scs_data->scs_desc_elems + num_scs_desc *
11829 			  sizeof(desc_elem), &desc_elem, sizeof(desc_elem));
11830 		num_scs_desc++;
11831 		scs_data->num_scs_desc = num_scs_desc;
11832 		pos1 = next_scs_desc;
11833 		os_memset(&desc_elem, 0, sizeof(desc_elem));
11834 	}
11835 
11836 	return wpas_send_scs_req(wpa_s);
11837 
11838 free_scs_desc:
11839 	free_up_tclas_elem(&desc_elem);
11840 	free_up_scs_desc(scs_data);
11841 	return -1;
11842 }
11843 
11844 
wpas_ctrl_iface_send_dscp_resp(struct wpa_supplicant * wpa_s,const char * cmd)11845 static int wpas_ctrl_iface_send_dscp_resp(struct wpa_supplicant *wpa_s,
11846 					  const char *cmd)
11847 {
11848 	char *pos;
11849 	struct dscp_policy_status *policy = NULL, *n;
11850 	int num_policies = 0, ret = -1;
11851 	struct dscp_resp_data resp_data;
11852 
11853 	/*
11854 	 * format:
11855 	 * <[reset]>/<[solicited] [policy_id=1 status=0...]> [more]
11856 	 */
11857 
11858 	os_memset(&resp_data, 0, sizeof(resp_data));
11859 
11860 	resp_data.more = os_strstr(cmd, "more") != NULL;
11861 
11862 	if (os_strstr(cmd, "reset")) {
11863 		resp_data.reset = true;
11864 		resp_data.solicited = false;
11865 		goto send_resp;
11866 	}
11867 
11868 	resp_data.solicited = os_strstr(cmd, "solicited") != NULL;
11869 
11870 	pos = os_strstr(cmd, "policy_id=");
11871 	while (pos) {
11872 		n = os_realloc(policy, (num_policies + 1) * sizeof(*policy));
11873 		if (!n)
11874 			goto fail;
11875 
11876 		policy = n;
11877 		pos += 10;
11878 		policy[num_policies].id = atoi(pos);
11879 		if (policy[num_policies].id == 0) {
11880 			wpa_printf(MSG_ERROR, "DSCP: Invalid policy id");
11881 			goto fail;
11882 		}
11883 
11884 		pos = os_strstr(pos, "status=");
11885 		if (!pos) {
11886 			wpa_printf(MSG_ERROR,
11887 				   "DSCP: Status is not found for a policy");
11888 			goto fail;
11889 		}
11890 
11891 		pos += 7;
11892 		policy[num_policies].status = atoi(pos);
11893 		num_policies++;
11894 
11895 		pos = os_strstr(pos, "policy_id");
11896 	}
11897 
11898 	resp_data.policy = policy;
11899 	resp_data.num_policies = num_policies;
11900 send_resp:
11901 	ret = wpas_send_dscp_response(wpa_s, &resp_data);
11902 	if (ret)
11903 		wpa_printf(MSG_ERROR, "DSCP: Failed to send DSCP response");
11904 fail:
11905 	os_free(policy);
11906 	return ret;
11907 }
11908 
11909 
wpas_ctrl_iface_send_dscp_query(struct wpa_supplicant * wpa_s,const char * cmd)11910 static int wpas_ctrl_iface_send_dscp_query(struct wpa_supplicant *wpa_s,
11911 					   const char *cmd)
11912 {
11913 	char *pos;
11914 
11915 	/*
11916 	 * format:
11917 	 * Wildcard DSCP query
11918 	 * <wildcard>
11919 	 *
11920 	 * DSCP query with a domain name attribute:
11921 	 * [domain_name=<string>]
11922 	 */
11923 
11924 	if (os_strstr(cmd, "wildcard")) {
11925 		wpa_printf(MSG_DEBUG, "QM: Send wildcard DSCP policy query");
11926 		return wpas_send_dscp_query(wpa_s, NULL, 0);
11927 	}
11928 
11929 	pos = os_strstr(cmd, "domain_name=");
11930 	if (!pos || !os_strlen(pos + 12)) {
11931 		wpa_printf(MSG_ERROR, "QM: Domain name not preset");
11932 		return -1;
11933 	}
11934 
11935 	return wpas_send_dscp_query(wpa_s, pos + 12, os_strlen(pos + 12));
11936 }
11937 
11938 
wpas_ctrl_iface_mlo_signal_poll(struct wpa_supplicant * wpa_s,char * buf,size_t buflen)11939 static int wpas_ctrl_iface_mlo_signal_poll(struct wpa_supplicant *wpa_s,
11940 					   char *buf, size_t buflen)
11941 {
11942 	int ret, i;
11943 	char *pos, *end;
11944 	struct wpa_mlo_signal_info mlo_si;
11945 
11946 	if (!wpa_s->valid_links)
11947 		return -1;
11948 
11949 	ret = wpa_drv_mlo_signal_poll(wpa_s, &mlo_si);
11950 	if (ret)
11951 		return -1;
11952 
11953 	pos = buf;
11954 	end = buf + buflen;
11955 
11956 	for (i = 0; i < MAX_NUM_MLD_LINKS; i++) {
11957 		if (!(mlo_si.valid_links & BIT(i)))
11958 			continue;
11959 
11960 		ret = os_snprintf(pos, end - pos,
11961 				  "LINK_ID=%d\nRSSI=%d\nLINKSPEED=%lu\n"
11962 				  "NOISE=%d\nFREQUENCY=%u\n",
11963 				  i, mlo_si.links[i].data.signal,
11964 				  mlo_si.links[i].data.current_tx_rate / 1000,
11965 				  mlo_si.links[i].current_noise,
11966 				  mlo_si.links[i].frequency);
11967 		if (os_snprintf_error(end - pos, ret))
11968 			return -1;
11969 		pos += ret;
11970 
11971 		if (mlo_si.links[i].chanwidth != CHAN_WIDTH_UNKNOWN) {
11972 			ret = os_snprintf(pos, end - pos, "WIDTH=%s\n",
11973 					  channel_width_to_string(
11974 						  mlo_si.links[i].chanwidth));
11975 			if (os_snprintf_error(end - pos, ret))
11976 				return -1;
11977 			pos += ret;
11978 		}
11979 
11980 		if (mlo_si.links[i].center_frq1 > 0) {
11981 			ret = os_snprintf(pos, end - pos, "CENTER_FRQ1=%d\n",
11982 					  mlo_si.links[i].center_frq1);
11983 			if (os_snprintf_error(end - pos, ret))
11984 				return -1;
11985 			pos += ret;
11986 		}
11987 
11988 		if (mlo_si.links[i].center_frq2 > 0) {
11989 			ret = os_snprintf(pos, end - pos, "CENTER_FRQ2=%d\n",
11990 					  mlo_si.links[i].center_frq2);
11991 			if (os_snprintf_error(end - pos, ret))
11992 				return -1;
11993 			pos += ret;
11994 		}
11995 
11996 		if (mlo_si.links[i].data.avg_signal) {
11997 			ret = os_snprintf(pos, end - pos,
11998 					  "AVG_RSSI=%d\n",
11999 					  mlo_si.links[i].data.avg_signal);
12000 			if (os_snprintf_error(end - pos, ret))
12001 				return -1;
12002 			pos += ret;
12003 		}
12004 
12005 		if (mlo_si.links[i].data.avg_beacon_signal) {
12006 			ret = os_snprintf(
12007 				pos, end - pos, "AVG_BEACON_RSSI=%d\n",
12008 				mlo_si.links[i].data.avg_beacon_signal);
12009 			if (os_snprintf_error(end - pos, ret))
12010 				return -1;
12011 			pos += ret;
12012 		}
12013 	}
12014 
12015 	return pos - buf;
12016 }
12017 
12018 
wpas_ctrl_iface_mlo_status(struct wpa_supplicant * wpa_s,char * buf,size_t buflen)12019 static int wpas_ctrl_iface_mlo_status(struct wpa_supplicant *wpa_s,
12020 				      char *buf, size_t buflen)
12021 {
12022 	int ret, i;
12023 	char *pos, *end;
12024 
12025 	if (!wpa_s->valid_links)
12026 		return -1;
12027 
12028 	pos = buf;
12029 	end = buf + buflen;
12030 
12031 	for (i = 0; i < MAX_NUM_MLD_LINKS; i++) {
12032 		if (!(wpa_s->valid_links & BIT(i)))
12033 			continue;
12034 
12035 		ret = os_snprintf(pos, end - pos, "link_id=%d\nfreq=%u\n"
12036 				  "ap_link_addr=" MACSTR
12037 				  "\nsta_link_addr=" MACSTR "\n",
12038 				  i, wpa_s->links[i].freq,
12039 				  MAC2STR(wpa_s->links[i].bssid),
12040 				  MAC2STR(wpa_s->links[i].addr));
12041 		if (os_snprintf_error(end - pos, ret))
12042 			return pos - buf;
12043 		pos += ret;
12044 	}
12045 
12046 	return pos - buf;
12047 }
12048 
12049 
12050 #ifdef CONFIG_TESTING_OPTIONS
wpas_ctrl_ml_probe(struct wpa_supplicant * wpa_s,char * cmd)12051 static int wpas_ctrl_ml_probe(struct wpa_supplicant *wpa_s, char *cmd)
12052 {
12053 	char *token, *context = NULL;
12054 	u8 bssid[ETH_ALEN];
12055 	int mld_id = -1, link_id = -1;
12056 	struct wpa_bss *bss;
12057 	int *freqs;
12058 
12059 	os_memset(bssid, 0, sizeof(bssid));
12060 
12061 	while ((token = str_token(cmd, " ", &context))) {
12062 		if (os_strncmp(token, "bssid=", 6) == 0) {
12063 			if (hwaddr_aton(token + 6, bssid))
12064 				return -1;
12065 		} else if (os_strncmp(token, "mld_id=", 7) == 0) {
12066 			mld_id = atoi(token + 7);
12067 		} else if (os_strncmp(token, "link_id=", 8) == 0) {
12068 			link_id = atoi(token + 8);
12069 		}
12070 	}
12071 
12072 	if (mld_id < 0 || is_zero_ether_addr(bssid)) {
12073 		wpa_printf(MSG_DEBUG,
12074 			   "MLD: Failed parsing ML probe request arguments");
12075 		return -1;
12076 	}
12077 
12078 	bss = wpa_bss_get_bssid(wpa_s, bssid);
12079 	if (!bss) {
12080 		wpa_printf(MSG_DEBUG,
12081 			   "MLD: Unknown BSS for " MACSTR, MAC2STR(bssid));
12082 		return -1;
12083 	}
12084 
12085 	if (wpa_s->sched_scanning || wpa_s->scanning ||
12086 	    (wpa_s->wpa_state > WPA_SCANNING &&
12087 	     wpa_s->wpa_state != WPA_COMPLETED)) {
12088 		wpa_printf(MSG_DEBUG,
12089 			   "MLO: Ongoing scan: Reject ML probe request");
12090 		return -1;
12091 	}
12092 
12093 	freqs = os_malloc(sizeof(int) * 2);
12094 	if (!freqs)
12095 		return -1;
12096 
12097 	freqs[0] = bss->freq;
12098 	freqs[1] = 0;
12099 
12100 	wpa_s->manual_scan_passive = 0;
12101 	wpa_s->manual_scan_use_id = 0;
12102 	wpa_s->manual_scan_only_new = 0;
12103 	wpa_s->scan_id_count = 0;
12104 	wpa_s->scan_res_handler = scan_only_handler;
12105 	os_free(wpa_s->manual_scan_freqs);
12106 	wpa_s->manual_scan_freqs = freqs;
12107 
12108 	os_memcpy(wpa_s->ml_probe_bssid, bssid, ETH_ALEN);
12109 	wpa_s->ml_probe_mld_id = mld_id;
12110 	if (link_id >= 0)
12111 		wpa_s->ml_probe_links = BIT(link_id);
12112 
12113 	wpa_s->normal_scans = 0;
12114 	wpa_s->scan_req = MANUAL_SCAN_REQ;
12115 	wpa_s->after_wps = 0;
12116 	wpa_s->known_wps_freq = 0;
12117 	wpa_supplicant_req_scan(wpa_s, 0, 0);
12118 
12119 	return 0;
12120 }
12121 #endif /* CONFIG_TESTING_OPTIONS */
12122 
12123 
wpa_supplicant_ctrl_iface_process(struct wpa_supplicant * wpa_s,char * buf,size_t * resp_len)12124 char * wpa_supplicant_ctrl_iface_process(struct wpa_supplicant *wpa_s,
12125 					 char *buf, size_t *resp_len)
12126 {
12127 	char *reply;
12128 	const int reply_size = 4096;
12129 	int reply_len;
12130 
12131 	if (os_strncmp(buf, WPA_CTRL_RSP, os_strlen(WPA_CTRL_RSP)) == 0 ||
12132 	    os_strncmp(buf, "SET_NETWORK ", 12) == 0 ||
12133 	    os_strncmp(buf, "PMKSA_ADD ", 10) == 0 ||
12134 	    os_strncmp(buf, "MESH_PMKSA_ADD ", 15) == 0) {
12135 		if (wpa_debug_show_keys)
12136 			wpa_dbg(wpa_s, MSG_DEBUG,
12137 				"Control interface command '%s'", buf);
12138 		else
12139 			wpa_dbg(wpa_s, MSG_DEBUG,
12140 				"Control interface command '%s [REMOVED]'",
12141 				os_strncmp(buf, WPA_CTRL_RSP,
12142 					   os_strlen(WPA_CTRL_RSP)) == 0 ?
12143 				WPA_CTRL_RSP :
12144 				(os_strncmp(buf, "SET_NETWORK ", 12) == 0 ?
12145 				 "SET_NETWORK" : "key-add"));
12146 	} else if (os_strncmp(buf, "WPS_NFC_TAG_READ", 16) == 0 ||
12147 		   os_strncmp(buf, "NFC_REPORT_HANDOVER", 19) == 0) {
12148 		wpa_hexdump_ascii_key(MSG_DEBUG, "RX ctrl_iface",
12149 				      (const u8 *) buf, os_strlen(buf));
12150 	} else {
12151 		int level = wpas_ctrl_cmd_debug_level(buf);
12152 		wpa_dbg(wpa_s, level, "Control interface command '%s'", buf);
12153 	}
12154 
12155 	reply = os_malloc(reply_size);
12156 	if (reply == NULL) {
12157 		*resp_len = 1;
12158 		return NULL;
12159 	}
12160 
12161 	os_memcpy(reply, "OK\n", 3);
12162 	reply_len = 3;
12163 
12164 	if (os_strcmp(buf, "PING") == 0) {
12165 		os_memcpy(reply, "PONG\n", 5);
12166 		reply_len = 5;
12167 	} else if (os_strcmp(buf, "IFNAME") == 0) {
12168 		reply_len = os_strlen(wpa_s->ifname);
12169 		os_memcpy(reply, wpa_s->ifname, reply_len);
12170 	} else if (os_strncmp(buf, "RELOG", 5) == 0) {
12171 		if (wpa_debug_reopen_file() < 0)
12172 			reply_len = -1;
12173 	} else if (os_strncmp(buf, "NOTE ", 5) == 0) {
12174 		wpa_printf(MSG_INFO, "NOTE: %s", buf + 5);
12175 	} else if (os_strcmp(buf, "MIB") == 0) {
12176 		reply_len = wpa_sm_get_mib(wpa_s->wpa, reply, reply_size);
12177 		if (reply_len >= 0) {
12178 			reply_len += eapol_sm_get_mib(wpa_s->eapol,
12179 						      reply + reply_len,
12180 						      reply_size - reply_len);
12181 #ifdef CONFIG_MACSEC
12182 			reply_len += ieee802_1x_kay_get_mib(
12183 				wpa_s->kay, reply + reply_len,
12184 				reply_size - reply_len);
12185 #endif /* CONFIG_MACSEC */
12186 		}
12187 	} else if (os_strncmp(buf, "STATUS", 6) == 0) {
12188 		reply_len = wpa_supplicant_ctrl_iface_status(
12189 			wpa_s, buf + 6, reply, reply_size);
12190 	} else if (os_strcmp(buf, "PMKSA") == 0) {
12191 		reply_len = wpas_ctrl_iface_pmksa(wpa_s, reply, reply_size);
12192 	} else if (os_strcmp(buf, "PMKSA_FLUSH") == 0) {
12193 		wpas_ctrl_iface_pmksa_flush(wpa_s);
12194 #ifdef CONFIG_PMKSA_CACHE_EXTERNAL
12195 	} else if (os_strncmp(buf, "PMKSA_GET ", 10) == 0) {
12196 		reply_len = wpas_ctrl_iface_pmksa_get(wpa_s, buf + 10,
12197 						      reply, reply_size);
12198 	} else if (os_strncmp(buf, "PMKSA_ADD ", 10) == 0) {
12199 		if (wpas_ctrl_iface_pmksa_add(wpa_s, buf + 10) < 0)
12200 			reply_len = -1;
12201 #ifdef CONFIG_MESH
12202 	} else if (os_strncmp(buf, "MESH_PMKSA_GET ", 15) == 0) {
12203 		reply_len = wpas_ctrl_iface_mesh_pmksa_get(wpa_s, buf + 15,
12204 							   reply, reply_size);
12205 	} else if (os_strncmp(buf, "MESH_PMKSA_ADD ", 15) == 0) {
12206 		if (wpas_ctrl_iface_mesh_pmksa_add(wpa_s, buf + 15) < 0)
12207 			reply_len = -1;
12208 #endif /* CONFIG_MESH */
12209 #endif /* CONFIG_PMKSA_CACHE_EXTERNAL */
12210 	} else if (os_strncmp(buf, "SET ", 4) == 0) {
12211 		if (wpa_supplicant_ctrl_iface_set(wpa_s, buf + 4))
12212 			reply_len = -1;
12213 	} else if (os_strncmp(buf, "DUMP", 4) == 0) {
12214 		reply_len = wpa_config_dump_values(wpa_s->conf,
12215 						   reply, reply_size);
12216 	} else if (os_strncmp(buf, "GET ", 4) == 0) {
12217 		reply_len = wpa_supplicant_ctrl_iface_get(wpa_s, buf + 4,
12218 							  reply, reply_size);
12219 	} else if (os_strcmp(buf, "LOGON") == 0) {
12220 		eapol_sm_notify_logoff(wpa_s->eapol, false);
12221 	} else if (os_strcmp(buf, "LOGOFF") == 0) {
12222 		eapol_sm_notify_logoff(wpa_s->eapol, true);
12223 	} else if (os_strcmp(buf, "REASSOCIATE") == 0) {
12224 		if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED)
12225 			reply_len = -1;
12226 		else
12227 			wpas_request_connection(wpa_s);
12228 	} else if (os_strcmp(buf, "REATTACH") == 0) {
12229 		if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED ||
12230 		    !wpa_s->current_ssid)
12231 			reply_len = -1;
12232 		else {
12233 			wpa_s->reattach = 1;
12234 			wpas_request_connection(wpa_s);
12235 		}
12236 	} else if (os_strcmp(buf, "RECONNECT") == 0) {
12237 		if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED)
12238 			reply_len = -1;
12239 		else if (wpa_s->disconnected)
12240 			wpas_request_connection(wpa_s);
12241 #ifdef IEEE8021X_EAPOL
12242 	} else if (os_strncmp(buf, "PREAUTH ", 8) == 0) {
12243 		if (wpa_supplicant_ctrl_iface_preauth(wpa_s, buf + 8))
12244 			reply_len = -1;
12245 #endif /* IEEE8021X_EAPOL */
12246 #ifdef CONFIG_IEEE80211R
12247 	} else if (os_strncmp(buf, "FT_DS ", 6) == 0) {
12248 		if (wpa_supplicant_ctrl_iface_ft_ds(wpa_s, buf + 6))
12249 			reply_len = -1;
12250 #endif /* CONFIG_IEEE80211R */
12251 #ifdef CONFIG_WPS
12252 	} else if (os_strcmp(buf, "WPS_PBC") == 0) {
12253 		int res = wpa_supplicant_ctrl_iface_wps_pbc(wpa_s, NULL);
12254 		if (res == -2) {
12255 			os_memcpy(reply, "FAIL-PBC-OVERLAP\n", 17);
12256 			reply_len = 17;
12257 		} else if (res)
12258 			reply_len = -1;
12259 	} else if (os_strncmp(buf, "WPS_PBC ", 8) == 0) {
12260 		int res = wpa_supplicant_ctrl_iface_wps_pbc(wpa_s, buf + 8);
12261 		if (res == -2) {
12262 			os_memcpy(reply, "FAIL-PBC-OVERLAP\n", 17);
12263 			reply_len = 17;
12264 		} else if (res)
12265 			reply_len = -1;
12266 	} else if (os_strncmp(buf, "WPS_PIN ", 8) == 0) {
12267 		reply_len = wpa_supplicant_ctrl_iface_wps_pin(wpa_s, buf + 8,
12268 							      reply,
12269 							      reply_size);
12270 	} else if (os_strncmp(buf, "WPS_CHECK_PIN ", 14) == 0) {
12271 		reply_len = wpa_supplicant_ctrl_iface_wps_check_pin(
12272 			wpa_s, buf + 14, reply, reply_size);
12273 	} else if (os_strcmp(buf, "WPS_CANCEL") == 0) {
12274 		if (wpas_wps_cancel(wpa_s))
12275 			reply_len = -1;
12276 #ifdef CONFIG_WPS_NFC
12277 	} else if (os_strcmp(buf, "WPS_NFC") == 0) {
12278 		if (wpa_supplicant_ctrl_iface_wps_nfc(wpa_s, NULL))
12279 			reply_len = -1;
12280 	} else if (os_strncmp(buf, "WPS_NFC ", 8) == 0) {
12281 		if (wpa_supplicant_ctrl_iface_wps_nfc(wpa_s, buf + 8))
12282 			reply_len = -1;
12283 	} else if (os_strncmp(buf, "WPS_NFC_CONFIG_TOKEN ", 21) == 0) {
12284 		reply_len = wpa_supplicant_ctrl_iface_wps_nfc_config_token(
12285 			wpa_s, buf + 21, reply, reply_size);
12286 	} else if (os_strncmp(buf, "WPS_NFC_TOKEN ", 14) == 0) {
12287 		reply_len = wpa_supplicant_ctrl_iface_wps_nfc_token(
12288 			wpa_s, buf + 14, reply, reply_size);
12289 	} else if (os_strncmp(buf, "WPS_NFC_TAG_READ ", 17) == 0) {
12290 		if (wpa_supplicant_ctrl_iface_wps_nfc_tag_read(wpa_s,
12291 							       buf + 17))
12292 			reply_len = -1;
12293 	} else if (os_strncmp(buf, "NFC_GET_HANDOVER_REQ ", 21) == 0) {
12294 		reply_len = wpas_ctrl_nfc_get_handover_req(
12295 			wpa_s, buf + 21, reply, reply_size);
12296 	} else if (os_strncmp(buf, "NFC_GET_HANDOVER_SEL ", 21) == 0) {
12297 		reply_len = wpas_ctrl_nfc_get_handover_sel(
12298 			wpa_s, buf + 21, reply, reply_size);
12299 	} else if (os_strncmp(buf, "NFC_REPORT_HANDOVER ", 20) == 0) {
12300 		if (wpas_ctrl_nfc_report_handover(wpa_s, buf + 20))
12301 			reply_len = -1;
12302 #endif /* CONFIG_WPS_NFC */
12303 	} else if (os_strncmp(buf, "WPS_REG ", 8) == 0) {
12304 		if (wpa_supplicant_ctrl_iface_wps_reg(wpa_s, buf + 8))
12305 			reply_len = -1;
12306 #ifdef CONFIG_AP
12307 	} else if (os_strncmp(buf, "WPS_AP_PIN ", 11) == 0) {
12308 		reply_len = wpa_supplicant_ctrl_iface_wps_ap_pin(
12309 			wpa_s, buf + 11, reply, reply_size);
12310 #endif /* CONFIG_AP */
12311 #ifdef CONFIG_WPS_ER
12312 	} else if (os_strcmp(buf, "WPS_ER_START") == 0) {
12313 		if (wpas_wps_er_start(wpa_s, NULL))
12314 			reply_len = -1;
12315 	} else if (os_strncmp(buf, "WPS_ER_START ", 13) == 0) {
12316 		if (wpas_wps_er_start(wpa_s, buf + 13))
12317 			reply_len = -1;
12318 	} else if (os_strcmp(buf, "WPS_ER_STOP") == 0) {
12319 		wpas_wps_er_stop(wpa_s);
12320 	} else if (os_strncmp(buf, "WPS_ER_PIN ", 11) == 0) {
12321 		if (wpa_supplicant_ctrl_iface_wps_er_pin(wpa_s, buf + 11))
12322 			reply_len = -1;
12323 	} else if (os_strncmp(buf, "WPS_ER_PBC ", 11) == 0) {
12324 		int ret = wpas_wps_er_pbc(wpa_s, buf + 11);
12325 		if (ret == -2) {
12326 			os_memcpy(reply, "FAIL-PBC-OVERLAP\n", 17);
12327 			reply_len = 17;
12328 		} else if (ret == -3) {
12329 			os_memcpy(reply, "FAIL-UNKNOWN-UUID\n", 18);
12330 			reply_len = 18;
12331 		} else if (ret == -4) {
12332 			os_memcpy(reply, "FAIL-NO-AP-SETTINGS\n", 20);
12333 			reply_len = 20;
12334 		} else if (ret)
12335 			reply_len = -1;
12336 	} else if (os_strncmp(buf, "WPS_ER_LEARN ", 13) == 0) {
12337 		if (wpa_supplicant_ctrl_iface_wps_er_learn(wpa_s, buf + 13))
12338 			reply_len = -1;
12339 	} else if (os_strncmp(buf, "WPS_ER_SET_CONFIG ", 18) == 0) {
12340 		if (wpa_supplicant_ctrl_iface_wps_er_set_config(wpa_s,
12341 								buf + 18))
12342 			reply_len = -1;
12343 	} else if (os_strncmp(buf, "WPS_ER_CONFIG ", 14) == 0) {
12344 		if (wpa_supplicant_ctrl_iface_wps_er_config(wpa_s, buf + 14))
12345 			reply_len = -1;
12346 #ifdef CONFIG_WPS_NFC
12347 	} else if (os_strncmp(buf, "WPS_ER_NFC_CONFIG_TOKEN ", 24) == 0) {
12348 		reply_len = wpa_supplicant_ctrl_iface_wps_er_nfc_config_token(
12349 			wpa_s, buf + 24, reply, reply_size);
12350 #endif /* CONFIG_WPS_NFC */
12351 #endif /* CONFIG_WPS_ER */
12352 #endif /* CONFIG_WPS */
12353 #ifdef CONFIG_IBSS_RSN
12354 	} else if (os_strncmp(buf, "IBSS_RSN ", 9) == 0) {
12355 		if (wpa_supplicant_ctrl_iface_ibss_rsn(wpa_s, buf + 9))
12356 			reply_len = -1;
12357 #endif /* CONFIG_IBSS_RSN */
12358 #ifdef CONFIG_MESH
12359 	} else if (os_strncmp(buf, "MESH_INTERFACE_ADD ", 19) == 0) {
12360 		reply_len = wpa_supplicant_ctrl_iface_mesh_interface_add(
12361 			wpa_s, buf + 19, reply, reply_size);
12362 	} else if (os_strcmp(buf, "MESH_INTERFACE_ADD") == 0) {
12363 		reply_len = wpa_supplicant_ctrl_iface_mesh_interface_add(
12364 			wpa_s, "", reply, reply_size);
12365 	} else if (os_strncmp(buf, "MESH_GROUP_ADD ", 15) == 0) {
12366 		if (wpa_supplicant_ctrl_iface_mesh_group_add(wpa_s, buf + 15))
12367 			reply_len = -1;
12368 	} else if (os_strncmp(buf, "MESH_GROUP_REMOVE ", 18) == 0) {
12369 		if (wpa_supplicant_ctrl_iface_mesh_group_remove(wpa_s,
12370 								buf + 18))
12371 			reply_len = -1;
12372 	} else if (os_strncmp(buf, "MESH_PEER_REMOVE ", 17) == 0) {
12373 		if (wpa_supplicant_ctrl_iface_mesh_peer_remove(wpa_s, buf + 17))
12374 			reply_len = -1;
12375 	} else if (os_strncmp(buf, "MESH_PEER_ADD ", 14) == 0) {
12376 		if (wpa_supplicant_ctrl_iface_mesh_peer_add(wpa_s, buf + 14))
12377 			reply_len = -1;
12378 	} else if (os_strncmp(buf, "MESH_LINK_PROBE ", 16) == 0) {
12379 		if (wpa_supplicant_ctrl_iface_mesh_link_probe(wpa_s, buf + 16))
12380 			reply_len = -1;
12381 #endif /* CONFIG_MESH */
12382 #ifdef CONFIG_P2P
12383 	} else if (os_strncmp(buf, "P2P_FIND ", 9) == 0) {
12384 		if (p2p_ctrl_find(wpa_s, buf + 8))
12385 			reply_len = -1;
12386 	} else if (os_strcmp(buf, "P2P_FIND") == 0) {
12387 		if (p2p_ctrl_find(wpa_s, ""))
12388 			reply_len = -1;
12389 	} else if (os_strcmp(buf, "P2P_STOP_FIND") == 0) {
12390 		wpas_p2p_stop_find(wpa_s);
12391 	} else if (os_strncmp(buf, "P2P_ASP_PROVISION ", 18) == 0) {
12392 		if (p2p_ctrl_asp_provision(wpa_s, buf + 18))
12393 			reply_len = -1;
12394 	} else if (os_strncmp(buf, "P2P_ASP_PROVISION_RESP ", 23) == 0) {
12395 		if (p2p_ctrl_asp_provision_resp(wpa_s, buf + 23))
12396 			reply_len = -1;
12397 	} else if (os_strncmp(buf, "P2P_CONNECT ", 12) == 0) {
12398 		reply_len = p2p_ctrl_connect(wpa_s, buf + 12, reply,
12399 					     reply_size);
12400 	} else if (os_strncmp(buf, "P2P_LISTEN ", 11) == 0) {
12401 		if (p2p_ctrl_listen(wpa_s, buf + 11))
12402 			reply_len = -1;
12403 	} else if (os_strcmp(buf, "P2P_LISTEN") == 0) {
12404 		if (p2p_ctrl_listen(wpa_s, ""))
12405 			reply_len = -1;
12406 	} else if (os_strncmp(buf, "P2P_GROUP_REMOVE ", 17) == 0) {
12407 		if (wpas_p2p_group_remove(wpa_s, buf + 17))
12408 			reply_len = -1;
12409 	} else if (os_strcmp(buf, "P2P_GROUP_ADD") == 0) {
12410 		if (p2p_ctrl_group_add(wpa_s, ""))
12411 			reply_len = -1;
12412 	} else if (os_strncmp(buf, "P2P_GROUP_ADD ", 14) == 0) {
12413 		if (p2p_ctrl_group_add(wpa_s, buf + 14))
12414 			reply_len = -1;
12415 	} else if (os_strncmp(buf, "P2P_GROUP_MEMBER ", 17) == 0) {
12416 		reply_len = p2p_ctrl_group_member(wpa_s, buf + 17, reply,
12417 						  reply_size);
12418 	} else if (os_strncmp(buf, "P2P_PROV_DISC ", 14) == 0) {
12419 		if (p2p_ctrl_prov_disc(wpa_s, buf + 14))
12420 			reply_len = -1;
12421 	} else if (os_strcmp(buf, "P2P_GET_PASSPHRASE") == 0) {
12422 		reply_len = p2p_get_passphrase(wpa_s, reply, reply_size);
12423 	} else if (os_strncmp(buf, "P2P_SERV_DISC_REQ ", 18) == 0) {
12424 		reply_len = p2p_ctrl_serv_disc_req(wpa_s, buf + 18, reply,
12425 						   reply_size);
12426 	} else if (os_strncmp(buf, "P2P_SERV_DISC_CANCEL_REQ ", 25) == 0) {
12427 		if (p2p_ctrl_serv_disc_cancel_req(wpa_s, buf + 25) < 0)
12428 			reply_len = -1;
12429 	} else if (os_strncmp(buf, "P2P_SERV_DISC_RESP ", 19) == 0) {
12430 		if (p2p_ctrl_serv_disc_resp(wpa_s, buf + 19) < 0)
12431 			reply_len = -1;
12432 	} else if (os_strcmp(buf, "P2P_SERVICE_UPDATE") == 0) {
12433 		wpas_p2p_sd_service_update(wpa_s);
12434 	} else if (os_strncmp(buf, "P2P_SERV_DISC_EXTERNAL ", 23) == 0) {
12435 		if (p2p_ctrl_serv_disc_external(wpa_s, buf + 23) < 0)
12436 			reply_len = -1;
12437 	} else if (os_strcmp(buf, "P2P_SERVICE_FLUSH") == 0) {
12438 		wpas_p2p_service_flush(wpa_s);
12439 	} else if (os_strncmp(buf, "P2P_SERVICE_ADD ", 16) == 0) {
12440 		if (p2p_ctrl_service_add(wpa_s, buf + 16) < 0)
12441 			reply_len = -1;
12442 	} else if (os_strncmp(buf, "P2P_SERVICE_DEL ", 16) == 0) {
12443 		if (p2p_ctrl_service_del(wpa_s, buf + 16) < 0)
12444 			reply_len = -1;
12445 	} else if (os_strncmp(buf, "P2P_SERVICE_REP ", 16) == 0) {
12446 		if (p2p_ctrl_service_replace(wpa_s, buf + 16) < 0)
12447 			reply_len = -1;
12448 	} else if (os_strncmp(buf, "P2P_REJECT ", 11) == 0) {
12449 		if (p2p_ctrl_reject(wpa_s, buf + 11) < 0)
12450 			reply_len = -1;
12451 	} else if (os_strncmp(buf, "P2P_INVITE ", 11) == 0) {
12452 		if (p2p_ctrl_invite(wpa_s, buf + 11) < 0)
12453 			reply_len = -1;
12454 	} else if (os_strncmp(buf, "P2P_PEER ", 9) == 0) {
12455 		reply_len = p2p_ctrl_peer(wpa_s, buf + 9, reply,
12456 					      reply_size);
12457 	} else if (os_strncmp(buf, "P2P_SET ", 8) == 0) {
12458 		if (p2p_ctrl_set(wpa_s, buf + 8) < 0)
12459 			reply_len = -1;
12460 	} else if (os_strcmp(buf, "P2P_FLUSH") == 0) {
12461 		p2p_ctrl_flush(wpa_s);
12462 	} else if (os_strncmp(buf, "P2P_UNAUTHORIZE ", 16) == 0) {
12463 		if (wpas_p2p_unauthorize(wpa_s, buf + 16) < 0)
12464 			reply_len = -1;
12465 	} else if (os_strcmp(buf, "P2P_CANCEL") == 0) {
12466 		if (wpas_p2p_cancel(wpa_s))
12467 			reply_len = -1;
12468 	} else if (os_strncmp(buf, "P2P_PRESENCE_REQ ", 17) == 0) {
12469 		if (p2p_ctrl_presence_req(wpa_s, buf + 17) < 0)
12470 			reply_len = -1;
12471 	} else if (os_strcmp(buf, "P2P_PRESENCE_REQ") == 0) {
12472 		if (p2p_ctrl_presence_req(wpa_s, "") < 0)
12473 			reply_len = -1;
12474 	} else if (os_strncmp(buf, "P2P_EXT_LISTEN ", 15) == 0) {
12475 		if (p2p_ctrl_ext_listen(wpa_s, buf + 15) < 0)
12476 			reply_len = -1;
12477 	} else if (os_strcmp(buf, "P2P_EXT_LISTEN") == 0) {
12478 		if (p2p_ctrl_ext_listen(wpa_s, "") < 0)
12479 			reply_len = -1;
12480 	} else if (os_strncmp(buf, "P2P_REMOVE_CLIENT ", 18) == 0) {
12481 		if (p2p_ctrl_remove_client(wpa_s, buf + 18) < 0)
12482 			reply_len = -1;
12483 	} else if (os_strncmp(buf, "P2P_LO_START ", 13) == 0) {
12484 		if (p2p_ctrl_iface_p2p_lo_start(wpa_s, buf + 13))
12485 			reply_len = -1;
12486 	} else if (os_strcmp(buf, "P2P_LO_STOP") == 0) {
12487 		if (wpas_p2p_lo_stop(wpa_s))
12488 			reply_len = -1;
12489 #endif /* CONFIG_P2P */
12490 #ifdef CONFIG_WIFI_DISPLAY
12491 	} else if (os_strncmp(buf, "WFD_SUBELEM_SET ", 16) == 0) {
12492 		if (wifi_display_subelem_set(wpa_s->global, buf + 16) < 0)
12493 			reply_len = -1;
12494 	} else if (os_strncmp(buf, "WFD_SUBELEM_GET ", 16) == 0) {
12495 		reply_len = wifi_display_subelem_get(wpa_s->global, buf + 16,
12496 						     reply, reply_size);
12497 #endif /* CONFIG_WIFI_DISPLAY */
12498 #ifdef CONFIG_INTERWORKING
12499 	} else if (os_strcmp(buf, "FETCH_ANQP") == 0) {
12500 		if (interworking_fetch_anqp(wpa_s) < 0)
12501 			reply_len = -1;
12502 	} else if (os_strcmp(buf, "STOP_FETCH_ANQP") == 0) {
12503 		interworking_stop_fetch_anqp(wpa_s);
12504 	} else if (os_strcmp(buf, "INTERWORKING_SELECT") == 0) {
12505 		if (ctrl_interworking_select(wpa_s, NULL) < 0)
12506 			reply_len = -1;
12507 	} else if (os_strncmp(buf, "INTERWORKING_SELECT ", 20) == 0) {
12508 		if (ctrl_interworking_select(wpa_s, buf + 20) < 0)
12509 			reply_len = -1;
12510 	} else if (os_strncmp(buf, "INTERWORKING_CONNECT ", 21) == 0) {
12511 		if (ctrl_interworking_connect(wpa_s, buf + 21, 0) < 0)
12512 			reply_len = -1;
12513 	} else if (os_strncmp(buf, "INTERWORKING_ADD_NETWORK ", 25) == 0) {
12514 		int id;
12515 
12516 		id = ctrl_interworking_connect(wpa_s, buf + 25, 1);
12517 		if (id < 0)
12518 			reply_len = -1;
12519 		else {
12520 			reply_len = os_snprintf(reply, reply_size, "%d\n", id);
12521 			if (os_snprintf_error(reply_size, reply_len))
12522 				reply_len = -1;
12523 		}
12524 	} else if (os_strncmp(buf, "ANQP_GET ", 9) == 0) {
12525 		if (get_anqp(wpa_s, buf + 9) < 0)
12526 			reply_len = -1;
12527 	} else if (os_strncmp(buf, "GAS_REQUEST ", 12) == 0) {
12528 		if (gas_request(wpa_s, buf + 12) < 0)
12529 			reply_len = -1;
12530 	} else if (os_strncmp(buf, "GAS_RESPONSE_GET ", 17) == 0) {
12531 		reply_len = gas_response_get(wpa_s, buf + 17, reply,
12532 					     reply_size);
12533 #endif /* CONFIG_INTERWORKING */
12534 #ifdef CONFIG_HS20
12535 	} else if (os_strncmp(buf, "HS20_ANQP_GET ", 14) == 0) {
12536 		if (get_hs20_anqp(wpa_s, buf + 14) < 0)
12537 			reply_len = -1;
12538 	} else if (os_strncmp(buf, "HS20_GET_NAI_HOME_REALM_LIST ", 29) == 0) {
12539 		if (hs20_get_nai_home_realm_list(wpa_s, buf + 29) < 0)
12540 			reply_len = -1;
12541 	} else if (os_strncmp(buf, "HS20_ICON_REQUEST ", 18) == 0) {
12542 		if (hs20_icon_request(wpa_s, buf + 18, 0) < 0)
12543 			reply_len = -1;
12544 	} else if (os_strncmp(buf, "REQ_HS20_ICON ", 14) == 0) {
12545 		if (hs20_icon_request(wpa_s, buf + 14, 1) < 0)
12546 			reply_len = -1;
12547 	} else if (os_strncmp(buf, "GET_HS20_ICON ", 14) == 0) {
12548 		reply_len = get_hs20_icon(wpa_s, buf + 14, reply, reply_size);
12549 	} else if (os_strncmp(buf, "DEL_HS20_ICON ", 14) == 0) {
12550 		if (del_hs20_icon(wpa_s, buf + 14) < 0)
12551 			reply_len = -1;
12552 	} else if (os_strcmp(buf, "FETCH_OSU") == 0) {
12553 		if (hs20_fetch_osu(wpa_s, 0) < 0)
12554 			reply_len = -1;
12555 	} else if (os_strcmp(buf, "FETCH_OSU no-scan") == 0) {
12556 		if (hs20_fetch_osu(wpa_s, 1) < 0)
12557 			reply_len = -1;
12558 	} else if (os_strcmp(buf, "CANCEL_FETCH_OSU") == 0) {
12559 		hs20_cancel_fetch_osu(wpa_s);
12560 #endif /* CONFIG_HS20 */
12561 	} else if (os_strncmp(buf, WPA_CTRL_RSP, os_strlen(WPA_CTRL_RSP)) == 0)
12562 	{
12563 		if (wpa_supplicant_ctrl_iface_ctrl_rsp(
12564 			    wpa_s, buf + os_strlen(WPA_CTRL_RSP)))
12565 			reply_len = -1;
12566 		else {
12567 			/*
12568 			 * Notify response from timeout to allow the control
12569 			 * interface response to be sent first.
12570 			 */
12571 			eloop_register_timeout(0, 0, wpas_ctrl_eapol_response,
12572 					       wpa_s, NULL);
12573 		}
12574 	} else if (os_strcmp(buf, "RECONFIGURE") == 0) {
12575 		if (wpa_supplicant_reload_configuration(wpa_s))
12576 			reply_len = -1;
12577 	} else if (os_strcmp(buf, "TERMINATE") == 0) {
12578 		wpa_supplicant_terminate_proc(wpa_s->global);
12579 	} else if (os_strncmp(buf, "BSSID ", 6) == 0) {
12580 		if (wpa_supplicant_ctrl_iface_bssid(wpa_s, buf + 6))
12581 			reply_len = -1;
12582 	} else if (os_strncmp(buf, "BSSID_IGNORE", 12) == 0) {
12583 		reply_len = wpa_supplicant_ctrl_iface_bssid_ignore(
12584 			wpa_s, buf + 12, reply, reply_size);
12585 	} else if (os_strncmp(buf, "BLACKLIST", 9) == 0) {
12586 		/* deprecated backwards compatibility alias for BSSID_IGNORE */
12587 		reply_len = wpa_supplicant_ctrl_iface_bssid_ignore(
12588 			wpa_s, buf + 9, reply, reply_size);
12589 	} else if (os_strncmp(buf, "LOG_LEVEL", 9) == 0) {
12590 		reply_len = wpa_supplicant_ctrl_iface_log_level(
12591 			wpa_s, buf + 9, reply, reply_size);
12592 	} else if (os_strncmp(buf, "LIST_NETWORKS ", 14) == 0) {
12593 		reply_len = wpa_supplicant_ctrl_iface_list_networks(
12594 			wpa_s, buf + 14, reply, reply_size);
12595 	} else if (os_strcmp(buf, "LIST_NETWORKS") == 0) {
12596 		reply_len = wpa_supplicant_ctrl_iface_list_networks(
12597 			wpa_s, NULL, reply, reply_size);
12598 	} else if (os_strcmp(buf, "DISCONNECT") == 0) {
12599 		wpas_request_disconnection(wpa_s);
12600 	} else if (os_strcmp(buf, "SCAN") == 0) {
12601 		wpas_ctrl_scan(wpa_s, NULL, reply, reply_size, &reply_len);
12602 	} else if (os_strncmp(buf, "SCAN ", 5) == 0) {
12603 		wpas_ctrl_scan(wpa_s, buf + 5, reply, reply_size, &reply_len);
12604 	} else if (os_strcmp(buf, "SCAN_RESULTS") == 0) {
12605 		reply_len = wpa_supplicant_ctrl_iface_scan_results(
12606 			wpa_s, reply, reply_size);
12607 	} else if (os_strcmp(buf, "ABORT_SCAN") == 0) {
12608 		if (wpas_abort_ongoing_scan(wpa_s) < 0)
12609 			reply_len = -1;
12610 	} else if (os_strncmp(buf, "SELECT_NETWORK ", 15) == 0) {
12611 		if (wpa_supplicant_ctrl_iface_select_network(wpa_s, buf + 15))
12612 			reply_len = -1;
12613 	} else if (os_strncmp(buf, "ENABLE_NETWORK ", 15) == 0) {
12614 		if (wpa_supplicant_ctrl_iface_enable_network(wpa_s, buf + 15))
12615 			reply_len = -1;
12616 	} else if (os_strncmp(buf, "DISABLE_NETWORK ", 16) == 0) {
12617 		if (wpa_supplicant_ctrl_iface_disable_network(wpa_s, buf + 16))
12618 			reply_len = -1;
12619 	} else if (os_strcmp(buf, "ADD_NETWORK") == 0) {
12620 		reply_len = wpa_supplicant_ctrl_iface_add_network(
12621 			wpa_s, reply, reply_size);
12622 	} else if (os_strncmp(buf, "REMOVE_NETWORK ", 15) == 0) {
12623 		if (wpa_supplicant_ctrl_iface_remove_network(wpa_s, buf + 15))
12624 			reply_len = -1;
12625 	} else if (os_strncmp(buf, "SET_NETWORK ", 12) == 0) {
12626 		if (wpa_supplicant_ctrl_iface_set_network(wpa_s, buf + 12))
12627 			reply_len = -1;
12628 	} else if (os_strncmp(buf, "GET_NETWORK ", 12) == 0) {
12629 		reply_len = wpa_supplicant_ctrl_iface_get_network(
12630 			wpa_s, buf + 12, reply, reply_size);
12631 	} else if (os_strncmp(buf, "DUP_NETWORK ", 12) == 0) {
12632 		if (wpa_supplicant_ctrl_iface_dup_network(wpa_s, buf + 12,
12633 							  wpa_s))
12634 			reply_len = -1;
12635 	} else if (os_strcmp(buf, "LIST_CREDS") == 0) {
12636 		reply_len = wpa_supplicant_ctrl_iface_list_creds(
12637 			wpa_s, reply, reply_size);
12638 	} else if (os_strcmp(buf, "ADD_CRED") == 0) {
12639 		reply_len = wpa_supplicant_ctrl_iface_add_cred(
12640 			wpa_s, reply, reply_size);
12641 	} else if (os_strncmp(buf, "REMOVE_CRED ", 12) == 0) {
12642 		if (wpa_supplicant_ctrl_iface_remove_cred(wpa_s, buf + 12))
12643 			reply_len = -1;
12644 	} else if (os_strncmp(buf, "SET_CRED ", 9) == 0) {
12645 		if (wpa_supplicant_ctrl_iface_set_cred(wpa_s, buf + 9))
12646 			reply_len = -1;
12647 	} else if (os_strncmp(buf, "GET_CRED ", 9) == 0) {
12648 		reply_len = wpa_supplicant_ctrl_iface_get_cred(wpa_s, buf + 9,
12649 							       reply,
12650 							       reply_size);
12651 #ifndef CONFIG_NO_CONFIG_WRITE
12652 	} else if (os_strcmp(buf, "SAVE_CONFIG") == 0) {
12653 		if (wpa_supplicant_ctrl_iface_save_config(wpa_s))
12654 			reply_len = -1;
12655 #endif /* CONFIG_NO_CONFIG_WRITE */
12656 	} else if (os_strncmp(buf, "GET_CAPABILITY ", 15) == 0) {
12657 		reply_len = wpa_supplicant_ctrl_iface_get_capability(
12658 			wpa_s, buf + 15, reply, reply_size);
12659 	} else if (os_strncmp(buf, "AP_SCAN ", 8) == 0) {
12660 		if (wpa_supplicant_ctrl_iface_ap_scan(wpa_s, buf + 8))
12661 			reply_len = -1;
12662 	} else if (os_strncmp(buf, "SCAN_INTERVAL ", 14) == 0) {
12663 		if (wpa_supplicant_ctrl_iface_scan_interval(wpa_s, buf + 14))
12664 			reply_len = -1;
12665 	} else if (os_strcmp(buf, "INTERFACE_LIST") == 0) {
12666 		reply_len = wpa_supplicant_global_iface_list(
12667 			wpa_s->global, reply, reply_size);
12668 	} else if (os_strncmp(buf, "INTERFACES", 10) == 0) {
12669 		reply_len = wpa_supplicant_global_iface_interfaces(
12670 			wpa_s->global, buf + 10, reply, reply_size);
12671 	} else if (os_strncmp(buf, "BSS ", 4) == 0) {
12672 		reply_len = wpa_supplicant_ctrl_iface_bss(
12673 			wpa_s, buf + 4, reply, reply_size);
12674 #ifdef CONFIG_AP
12675 	} else if (os_strcmp(buf, "STA-FIRST") == 0) {
12676 		reply_len = ap_ctrl_iface_sta_first(wpa_s, reply, reply_size);
12677 	} else if (os_strncmp(buf, "STA ", 4) == 0) {
12678 		reply_len = ap_ctrl_iface_sta(wpa_s, buf + 4, reply,
12679 					      reply_size);
12680 	} else if (os_strncmp(buf, "STA-NEXT ", 9) == 0) {
12681 		reply_len = ap_ctrl_iface_sta_next(wpa_s, buf + 9, reply,
12682 						   reply_size);
12683 	} else if (os_strncmp(buf, "DEAUTHENTICATE ", 15) == 0) {
12684 		if (ap_ctrl_iface_sta_deauthenticate(wpa_s, buf + 15))
12685 			reply_len = -1;
12686 	} else if (os_strncmp(buf, "DISASSOCIATE ", 13) == 0) {
12687 		if (ap_ctrl_iface_sta_disassociate(wpa_s, buf + 13))
12688 			reply_len = -1;
12689 	} else if (os_strncmp(buf, "CHAN_SWITCH ", 12) == 0) {
12690 		if (ap_ctrl_iface_chanswitch(wpa_s, buf + 12))
12691 			reply_len = -1;
12692 	} else if (os_strcmp(buf, "STOP_AP") == 0) {
12693 		if (wpas_ap_stop_ap(wpa_s))
12694 			reply_len = -1;
12695 	} else if (os_strcmp(buf, "UPDATE_BEACON") == 0) {
12696 		if (wpas_ap_update_beacon(wpa_s))
12697 			reply_len = -1;
12698 	} else if (os_strncmp(buf, "ACCEPT_ACL ", 11) == 0) {
12699 		if (os_strncmp(buf + 11, "ADD_MAC ", 8) == 0) {
12700 			if (ap_ctrl_iface_acl_add_mac(wpa_s,
12701 						      DENY_UNLESS_ACCEPTED,
12702 						      buf + 19) ||
12703 			    ap_ctrl_iface_set_acl(wpa_s))
12704 				reply_len = -1;
12705 		} else if (os_strncmp((buf + 11), "DEL_MAC ", 8) == 0) {
12706 			if (ap_ctrl_iface_acl_del_mac(wpa_s,
12707 						      DENY_UNLESS_ACCEPTED,
12708 						      buf + 19) ||
12709 			    ap_ctrl_iface_set_acl(wpa_s) ||
12710 			    ap_ctrl_iface_disassoc_accept_mac(wpa_s))
12711 				reply_len = -1;
12712 		} else if (os_strcmp(buf + 11, "SHOW") == 0) {
12713 			reply_len = ap_ctrl_iface_acl_show_mac(
12714 				wpa_s, DENY_UNLESS_ACCEPTED,
12715 				reply, reply_size);
12716 		} else if (os_strcmp(buf + 11, "CLEAR") == 0) {
12717 			ap_ctrl_iface_acl_clear_list(wpa_s,
12718 						     DENY_UNLESS_ACCEPTED);
12719 			if (ap_ctrl_iface_set_acl(wpa_s) ||
12720 			    ap_ctrl_iface_disassoc_accept_mac(wpa_s))
12721 				reply_len = -1;
12722 		} else {
12723 			reply_len = -1;
12724 		}
12725 	} else if (os_strncmp(buf, "DENY_ACL ", 9) == 0) {
12726 		if (os_strncmp(buf + 9, "ADD_MAC ", 8) == 0) {
12727 			if (ap_ctrl_iface_acl_add_mac(wpa_s,
12728 						      ACCEPT_UNLESS_DENIED,
12729 						      buf + 17) ||
12730 			    ap_ctrl_iface_set_acl(wpa_s) ||
12731 			    ap_ctrl_iface_disassoc_deny_mac(wpa_s))
12732 				reply_len = -1;
12733 		} else if (os_strncmp(buf + 9, "DEL_MAC ", 8) == 0) {
12734 			if (ap_ctrl_iface_acl_del_mac(wpa_s,
12735 						      ACCEPT_UNLESS_DENIED,
12736 						      buf + 17) ||
12737 			    ap_ctrl_iface_set_acl(wpa_s))
12738 				reply_len = -1;
12739 		} else if (os_strcmp(buf + 9, "SHOW") == 0) {
12740 			reply_len = ap_ctrl_iface_acl_show_mac(
12741 				wpa_s, ACCEPT_UNLESS_DENIED, reply, reply_size);
12742 		} else if (os_strcmp(buf + 9, "CLEAR") == 0) {
12743 			ap_ctrl_iface_acl_clear_list(wpa_s,
12744 						     ACCEPT_UNLESS_DENIED);
12745 			if (ap_ctrl_iface_set_acl(wpa_s))
12746 				reply_len = -1;
12747 		} else {
12748 			reply_len = -1;
12749 		}
12750 #endif /* CONFIG_AP */
12751 	} else if (os_strcmp(buf, "SUSPEND") == 0) {
12752 		wpas_notify_suspend(wpa_s->global);
12753 	} else if (os_strcmp(buf, "RESUME") == 0) {
12754 		wpas_notify_resume(wpa_s->global);
12755 #ifdef CONFIG_TESTING_OPTIONS
12756 	} else if (os_strcmp(buf, "DROP_SA") == 0) {
12757 		wpa_supplicant_ctrl_iface_drop_sa(wpa_s);
12758 #endif /* CONFIG_TESTING_OPTIONS */
12759 	} else if (os_strncmp(buf, "ROAM ", 5) == 0) {
12760 		if (wpa_supplicant_ctrl_iface_roam(wpa_s, buf + 5))
12761 			reply_len = -1;
12762 	} else if (os_strncmp(buf, "STA_AUTOCONNECT ", 16) == 0) {
12763 		wpa_s->auto_reconnect_disabled = atoi(buf + 16) == 0;
12764 	} else if (os_strncmp(buf, "BSS_EXPIRE_AGE ", 15) == 0) {
12765 		if (wpa_supplicant_ctrl_iface_bss_expire_age(wpa_s, buf + 15))
12766 			reply_len = -1;
12767 	} else if (os_strncmp(buf, "BSS_EXPIRE_COUNT ", 17) == 0) {
12768 		if (wpa_supplicant_ctrl_iface_bss_expire_count(wpa_s,
12769 							       buf + 17))
12770 			reply_len = -1;
12771 	} else if (os_strncmp(buf, "BSS_FLUSH ", 10) == 0) {
12772 		wpa_supplicant_ctrl_iface_bss_flush(wpa_s, buf + 10);
12773 #ifdef CONFIG_TDLS
12774 	} else if (os_strncmp(buf, "TDLS_DISCOVER ", 14) == 0) {
12775 		if (wpa_supplicant_ctrl_iface_tdls_discover(wpa_s, buf + 14))
12776 			reply_len = -1;
12777 	} else if (os_strncmp(buf, "TDLS_SETUP ", 11) == 0) {
12778 		if (wpa_supplicant_ctrl_iface_tdls_setup(wpa_s, buf + 11))
12779 			reply_len = -1;
12780 	} else if (os_strncmp(buf, "TDLS_TEARDOWN ", 14) == 0) {
12781 		if (wpa_supplicant_ctrl_iface_tdls_teardown(wpa_s, buf + 14))
12782 			reply_len = -1;
12783 	} else if (os_strncmp(buf, "TDLS_CHAN_SWITCH ", 17) == 0) {
12784 		if (wpa_supplicant_ctrl_iface_tdls_chan_switch(wpa_s,
12785 							       buf + 17))
12786 			reply_len = -1;
12787 	} else if (os_strncmp(buf, "TDLS_CANCEL_CHAN_SWITCH ", 24) == 0) {
12788 		if (wpa_supplicant_ctrl_iface_tdls_cancel_chan_switch(wpa_s,
12789 								      buf + 24))
12790 			reply_len = -1;
12791 	} else if (os_strncmp(buf, "TDLS_LINK_STATUS ", 17) == 0) {
12792 		reply_len = wpa_supplicant_ctrl_iface_tdls_link_status(
12793 			wpa_s, buf + 17, reply, reply_size);
12794 #endif /* CONFIG_TDLS */
12795 	} else if (os_strcmp(buf, "WMM_AC_STATUS") == 0) {
12796 		reply_len = wpas_wmm_ac_status(wpa_s, reply, reply_size);
12797 	} else if (os_strncmp(buf, "WMM_AC_ADDTS ", 13) == 0) {
12798 		if (wmm_ac_ctrl_addts(wpa_s, buf + 13))
12799 			reply_len = -1;
12800 	} else if (os_strncmp(buf, "WMM_AC_DELTS ", 13) == 0) {
12801 		if (wmm_ac_ctrl_delts(wpa_s, buf + 13))
12802 			reply_len = -1;
12803 	} else if (os_strncmp(buf, "SIGNAL_POLL", 11) == 0) {
12804 		reply_len = wpa_supplicant_signal_poll(wpa_s, reply,
12805 						       reply_size);
12806 	} else if (os_strncmp(buf, "SIGNAL_MONITOR", 14) == 0) {
12807 		if (wpas_ctrl_iface_signal_monitor(wpa_s, buf + 14))
12808 			reply_len = -1;
12809 	} else if (os_strncmp(buf, "PKTCNT_POLL", 11) == 0) {
12810 		reply_len = wpa_supplicant_pktcnt_poll(wpa_s, reply,
12811 						       reply_size);
12812 #ifdef CONFIG_AUTOSCAN
12813 	} else if (os_strncmp(buf, "AUTOSCAN ", 9) == 0) {
12814 		if (wpa_supplicant_ctrl_iface_autoscan(wpa_s, buf + 9))
12815 			reply_len = -1;
12816 #endif /* CONFIG_AUTOSCAN */
12817 	} else if (os_strcmp(buf, "DRIVER_FLAGS") == 0) {
12818 		reply_len = wpas_ctrl_iface_driver_flags(wpa_s, reply,
12819 							 reply_size);
12820 	} else if (os_strcmp(buf, "DRIVER_FLAGS2") == 0) {
12821 		reply_len = wpas_ctrl_iface_driver_flags2(wpa_s, reply,
12822 							  reply_size);
12823 #ifdef ANDROID
12824 	} else if (os_strncmp(buf, "DRIVER ", 7) == 0) {
12825 		reply_len = wpa_supplicant_driver_cmd(wpa_s, buf + 7, reply,
12826 						      reply_size);
12827 #endif /* ANDROID */
12828 	} else if (os_strncmp(buf, "VENDOR ", 7) == 0) {
12829 		reply_len = wpa_supplicant_vendor_cmd(wpa_s, buf + 7, reply,
12830 						      reply_size);
12831 	} else if (os_strcmp(buf, "REAUTHENTICATE") == 0) {
12832 		pmksa_cache_clear_current(wpa_s->wpa);
12833 		eapol_sm_request_reauth(wpa_s->eapol);
12834 #ifdef CONFIG_WNM
12835 	} else if (os_strncmp(buf, "WNM_SLEEP ", 10) == 0) {
12836 		if (wpas_ctrl_iface_wnm_sleep(wpa_s, buf + 10))
12837 			reply_len = -1;
12838 	} else if (os_strncmp(buf, "WNM_BSS_QUERY ", 14) == 0) {
12839 		if (wpas_ctrl_iface_wnm_bss_query(wpa_s, buf + 14))
12840 				reply_len = -1;
12841 	} else if (os_strncmp(buf, "COLOC_INTF_REPORT ", 18) == 0) {
12842 		if (wpas_ctrl_iface_coloc_intf_report(wpa_s, buf + 18))
12843 			reply_len = -1;
12844 #endif /* CONFIG_WNM */
12845 #ifdef CONFIG_WNM_AP
12846 	} else if (os_strncmp(buf, "DISASSOC_IMMINENT ", 18) == 0) {
12847 		if (ap_ctrl_iface_disassoc_imminent(wpa_s, buf + 18))
12848 			reply_len = -1;
12849 	} else if (os_strncmp(buf, "ESS_DISASSOC ", 13) == 0) {
12850 		if (ap_ctrl_iface_ess_disassoc(wpa_s, buf + 13))
12851 			reply_len = -1;
12852 	} else if (os_strncmp(buf, "BSS_TM_REQ ", 11) == 0) {
12853 		if (ap_ctrl_iface_bss_tm_req(wpa_s, buf + 11))
12854 			reply_len = -1;
12855 #endif /* CONFIG_WNM_AP */
12856 	} else if (os_strcmp(buf, "FLUSH") == 0) {
12857 		wpa_supplicant_ctrl_iface_flush(wpa_s);
12858 	} else if (os_strncmp(buf, "RADIO_WORK ", 11) == 0) {
12859 		reply_len = wpas_ctrl_radio_work(wpa_s, buf + 11, reply,
12860 						 reply_size);
12861 #ifdef CONFIG_TESTING_OPTIONS
12862 	} else if (os_strncmp(buf, "MGMT_TX ", 8) == 0) {
12863 		if (wpas_ctrl_iface_mgmt_tx(wpa_s, buf + 8) < 0)
12864 			reply_len = -1;
12865 	} else if (os_strcmp(buf, "MGMT_TX_DONE") == 0) {
12866 		wpas_ctrl_iface_mgmt_tx_done(wpa_s);
12867 	} else if (os_strncmp(buf, "MGMT_RX_PROCESS ", 16) == 0) {
12868 		if (wpas_ctrl_iface_mgmt_rx_process(wpa_s, buf + 16) < 0)
12869 			reply_len = -1;
12870 	} else if (os_strncmp(buf, "DRIVER_EVENT ", 13) == 0) {
12871 		if (wpas_ctrl_iface_driver_event(wpa_s, buf + 13) < 0)
12872 			reply_len = -1;
12873 	} else if (os_strncmp(buf, "EAPOL_RX ", 9) == 0) {
12874 		if (wpas_ctrl_iface_eapol_rx(wpa_s, buf + 9) < 0)
12875 			reply_len = -1;
12876 	} else if (os_strncmp(buf, "EAPOL_TX ", 9) == 0) {
12877 		if (wpas_ctrl_iface_eapol_tx(wpa_s, buf + 9) < 0)
12878 			reply_len = -1;
12879 	} else if (os_strncmp(buf, "DATA_TEST_CONFIG ", 17) == 0) {
12880 		if (wpas_ctrl_iface_data_test_config(wpa_s, buf + 17) < 0)
12881 			reply_len = -1;
12882 	} else if (os_strncmp(buf, "DATA_TEST_TX ", 13) == 0) {
12883 		if (wpas_ctrl_iface_data_test_tx(wpa_s, buf + 13) < 0)
12884 			reply_len = -1;
12885 	} else if (os_strncmp(buf, "DATA_TEST_FRAME ", 16) == 0) {
12886 		if (wpas_ctrl_iface_data_test_frame(wpa_s, buf + 16) < 0)
12887 			reply_len = -1;
12888 	} else if (os_strncmp(buf, "TEST_ALLOC_FAIL ", 16) == 0) {
12889 		if (wpas_ctrl_test_alloc_fail(wpa_s, buf + 16) < 0)
12890 			reply_len = -1;
12891 	} else if (os_strcmp(buf, "GET_ALLOC_FAIL") == 0) {
12892 		reply_len = wpas_ctrl_get_alloc_fail(wpa_s, reply, reply_size);
12893 	} else if (os_strncmp(buf, "TEST_FAIL ", 10) == 0) {
12894 		if (wpas_ctrl_test_fail(wpa_s, buf + 10) < 0)
12895 			reply_len = -1;
12896 	} else if (os_strcmp(buf, "GET_FAIL") == 0) {
12897 		reply_len = wpas_ctrl_get_fail(wpa_s, reply, reply_size);
12898 	} else if (os_strncmp(buf, "EVENT_TEST ", 11) == 0) {
12899 		if (wpas_ctrl_event_test(wpa_s, buf + 11) < 0)
12900 			reply_len = -1;
12901 	} else if (os_strncmp(buf, "TEST_ASSOC_IE ", 14) == 0) {
12902 		if (wpas_ctrl_test_assoc_ie(wpa_s, buf + 14) < 0)
12903 			reply_len = -1;
12904 	} else if (os_strcmp(buf, "RESET_PN") == 0) {
12905 		if (wpas_ctrl_reset_pn(wpa_s) < 0)
12906 			reply_len = -1;
12907 	} else if (os_strncmp(buf, "KEY_REQUEST ", 12) == 0) {
12908 		if (wpas_ctrl_key_request(wpa_s, buf + 12) < 0)
12909 			reply_len = -1;
12910 	} else if (os_strcmp(buf, "RESEND_ASSOC") == 0) {
12911 		if (wpas_ctrl_resend_assoc(wpa_s) < 0)
12912 			reply_len = -1;
12913 	} else if (os_strcmp(buf, "UNPROT_DEAUTH") == 0) {
12914 		sme_event_unprot_disconnect(
12915 			wpa_s, wpa_s->bssid, NULL,
12916 			WLAN_REASON_CLASS2_FRAME_FROM_NONAUTH_STA);
12917 	} else if (os_strncmp(buf, "TWT_SETUP ", 10) == 0) {
12918 		if (wpas_ctrl_iface_send_twt_setup(wpa_s, buf + 9))
12919 			reply_len = -1;
12920 	} else if (os_strcmp(buf, "TWT_SETUP") == 0) {
12921 		if (wpas_ctrl_iface_send_twt_setup(wpa_s, ""))
12922 			reply_len = -1;
12923 	} else if (os_strncmp(buf, "TWT_TEARDOWN ", 13) == 0) {
12924 		if (wpas_ctrl_iface_send_twt_teardown(wpa_s, buf + 12))
12925 			reply_len = -1;
12926 	} else if (os_strcmp(buf, "TWT_TEARDOWN") == 0) {
12927 		if (wpas_ctrl_iface_send_twt_teardown(wpa_s, ""))
12928 			reply_len = -1;
12929 	} else if (os_strncmp(buf, "ML_PROBE_REQ ", 13) == 0) {
12930 		if (wpas_ctrl_ml_probe(wpa_s, buf + 13))
12931 			reply_len = -1;
12932 #endif /* CONFIG_TESTING_OPTIONS */
12933 	} else if (os_strncmp(buf, "VENDOR_ELEM_ADD ", 16) == 0) {
12934 		if (wpas_ctrl_vendor_elem_add(wpa_s, buf + 16) < 0)
12935 			reply_len = -1;
12936 	} else if (os_strncmp(buf, "VENDOR_ELEM_GET ", 16) == 0) {
12937 		reply_len = wpas_ctrl_vendor_elem_get(wpa_s, buf + 16, reply,
12938 						      reply_size);
12939 	} else if (os_strncmp(buf, "VENDOR_ELEM_REMOVE ", 19) == 0) {
12940 		if (wpas_ctrl_vendor_elem_remove(wpa_s, buf + 19) < 0)
12941 			reply_len = -1;
12942 	} else if (os_strncmp(buf, "NEIGHBOR_REP_REQUEST", 20) == 0) {
12943 		if (wpas_ctrl_iface_send_neighbor_rep(wpa_s, buf + 20))
12944 			reply_len = -1;
12945 	} else if (os_strcmp(buf, "ERP_FLUSH") == 0) {
12946 		wpas_ctrl_iface_erp_flush(wpa_s);
12947 	} else if (os_strncmp(buf, "MAC_RAND_SCAN ", 14) == 0) {
12948 		if (wpas_ctrl_iface_mac_rand_scan(wpa_s, buf + 14))
12949 			reply_len = -1;
12950 	} else if (os_strncmp(buf, "GET_PREF_FREQ_LIST ", 19) == 0) {
12951 		reply_len = wpas_ctrl_iface_get_pref_freq_list(
12952 			wpa_s, buf + 19, reply, reply_size);
12953 #ifdef CONFIG_FILS
12954 	} else if (os_strncmp(buf, "FILS_HLP_REQ_ADD ", 17) == 0) {
12955 		if (wpas_ctrl_iface_fils_hlp_req_add(wpa_s, buf + 17))
12956 			reply_len = -1;
12957 	} else if (os_strcmp(buf, "FILS_HLP_REQ_FLUSH") == 0) {
12958 		wpas_flush_fils_hlp_req(wpa_s);
12959 #endif /* CONFIG_FILS */
12960 #ifdef CONFIG_DPP
12961 	} else if (os_strncmp(buf, "DPP_QR_CODE ", 12) == 0) {
12962 		int res;
12963 
12964 		res = wpas_dpp_qr_code(wpa_s, buf + 12);
12965 		if (res < 0) {
12966 			reply_len = -1;
12967 		} else {
12968 			reply_len = os_snprintf(reply, reply_size, "%d", res);
12969 			if (os_snprintf_error(reply_size, reply_len))
12970 				reply_len = -1;
12971 		}
12972 	} else if (os_strncmp(buf, "DPP_NFC_URI ", 12) == 0) {
12973 		int res;
12974 
12975 		res = wpas_dpp_nfc_uri(wpa_s, buf + 12);
12976 		if (res < 0) {
12977 			reply_len = -1;
12978 		} else {
12979 			reply_len = os_snprintf(reply, reply_size, "%d", res);
12980 			if (os_snprintf_error(reply_size, reply_len))
12981 				reply_len = -1;
12982 		}
12983 	} else if (os_strncmp(buf, "DPP_NFC_HANDOVER_REQ ", 21) == 0) {
12984 		int res;
12985 
12986 		res = wpas_dpp_nfc_handover_req(wpa_s, buf + 20);
12987 		if (res < 0) {
12988 			reply_len = -1;
12989 		} else {
12990 			reply_len = os_snprintf(reply, reply_size, "%d", res);
12991 			if (os_snprintf_error(reply_size, reply_len))
12992 				reply_len = -1;
12993 		}
12994 	} else if (os_strncmp(buf, "DPP_NFC_HANDOVER_SEL ", 21) == 0) {
12995 		int res;
12996 
12997 		res = wpas_dpp_nfc_handover_sel(wpa_s, buf + 20);
12998 		if (res < 0) {
12999 			reply_len = -1;
13000 		} else {
13001 			reply_len = os_snprintf(reply, reply_size, "%d", res);
13002 			if (os_snprintf_error(reply_size, reply_len))
13003 				reply_len = -1;
13004 		}
13005 	} else if (os_strncmp(buf, "DPP_BOOTSTRAP_GEN ", 18) == 0) {
13006 		int res;
13007 
13008 		res = dpp_bootstrap_gen(wpa_s->dpp, buf + 18);
13009 		if (res < 0) {
13010 			reply_len = -1;
13011 		} else {
13012 			reply_len = os_snprintf(reply, reply_size, "%d", res);
13013 			if (os_snprintf_error(reply_size, reply_len))
13014 				reply_len = -1;
13015 		}
13016 	} else if (os_strncmp(buf, "DPP_BOOTSTRAP_REMOVE ", 21) == 0) {
13017 		if (dpp_bootstrap_remove(wpa_s->dpp, buf + 21) < 0)
13018 			reply_len = -1;
13019 	} else if (os_strncmp(buf, "DPP_BOOTSTRAP_GET_URI ", 22) == 0) {
13020 		const char *uri;
13021 
13022 		uri = dpp_bootstrap_get_uri(wpa_s->dpp, atoi(buf + 22));
13023 		if (!uri) {
13024 			reply_len = -1;
13025 		} else {
13026 			reply_len = os_snprintf(reply, reply_size, "%s", uri);
13027 			if (os_snprintf_error(reply_size, reply_len))
13028 				reply_len = -1;
13029 		}
13030 	} else if (os_strncmp(buf, "DPP_BOOTSTRAP_INFO ", 19) == 0) {
13031 		reply_len = dpp_bootstrap_info(wpa_s->dpp, atoi(buf + 19),
13032 					       reply, reply_size);
13033 	} else if (os_strncmp(buf, "DPP_BOOTSTRAP_SET ", 18) == 0) {
13034 		if (dpp_bootstrap_set(wpa_s->dpp, atoi(buf + 18),
13035 				      os_strchr(buf + 18, ' ')) < 0)
13036 			reply_len = -1;
13037 	} else if (os_strncmp(buf, "DPP_AUTH_INIT ", 14) == 0) {
13038 		if (wpas_dpp_auth_init(wpa_s, buf + 13) < 0)
13039 			reply_len = -1;
13040 	} else if (os_strncmp(buf, "DPP_LISTEN ", 11) == 0) {
13041 		if (wpas_dpp_listen(wpa_s, buf + 11) < 0)
13042 			reply_len = -1;
13043 	} else if (os_strcmp(buf, "DPP_STOP_LISTEN") == 0) {
13044 		wpas_dpp_stop(wpa_s);
13045 		wpas_dpp_listen_stop(wpa_s);
13046 	} else if (os_strncmp(buf, "DPP_CONFIGURATOR_ADD", 20) == 0) {
13047 		int res;
13048 
13049 		res = dpp_configurator_add(wpa_s->dpp, buf + 20);
13050 		if (res < 0) {
13051 			reply_len = -1;
13052 		} else {
13053 			reply_len = os_snprintf(reply, reply_size, "%d", res);
13054 			if (os_snprintf_error(reply_size, reply_len))
13055 				reply_len = -1;
13056 		}
13057 	} else if (os_strncmp(buf, "DPP_CONFIGURATOR_SET ", 21) == 0) {
13058 		if (dpp_configurator_set(wpa_s->dpp, buf + 20) < 0)
13059 			reply_len = -1;
13060 	} else if (os_strncmp(buf, "DPP_CONFIGURATOR_REMOVE ", 24) == 0) {
13061 		if (dpp_configurator_remove(wpa_s->dpp, buf + 24) < 0)
13062 			reply_len = -1;
13063 	} else if (os_strncmp(buf, "DPP_CONFIGURATOR_SIGN ", 22) == 0) {
13064 		if (wpas_dpp_configurator_sign(wpa_s, buf + 21) < 0)
13065 			reply_len = -1;
13066 	} else if (os_strncmp(buf, "DPP_CONFIGURATOR_GET_KEY ", 25) == 0) {
13067 		reply_len = dpp_configurator_get_key_id(wpa_s->dpp,
13068 							atoi(buf + 25),
13069 							reply, reply_size);
13070 	} else if (os_strncmp(buf, "DPP_PKEX_ADD ", 13) == 0) {
13071 		int res;
13072 
13073 		res = wpas_dpp_pkex_add(wpa_s, buf + 12);
13074 		if (res < 0) {
13075 			reply_len = -1;
13076 		} else {
13077 			reply_len = os_snprintf(reply, reply_size, "%d", res);
13078 			if (os_snprintf_error(reply_size, reply_len))
13079 				reply_len = -1;
13080 		}
13081 	} else if (os_strncmp(buf, "DPP_PKEX_REMOVE ", 16) == 0) {
13082 		if (wpas_dpp_pkex_remove(wpa_s, buf + 16) < 0)
13083 			reply_len = -1;
13084 	} else if (os_strncmp(buf, "DPP_CONF_SET ", 13) == 0) {
13085 		if (wpas_dpp_conf_set(wpa_s, buf + 12) < 0)
13086 			reply_len = -1;
13087 #ifdef CONFIG_DPP2
13088 	} else if (os_strncmp(buf, "DPP_CONTROLLER_START ", 21) == 0) {
13089 		if (wpas_dpp_controller_start(wpa_s, buf + 20) < 0)
13090 			reply_len = -1;
13091 	} else if (os_strcmp(buf, "DPP_CONTROLLER_START") == 0) {
13092 		if (wpas_dpp_controller_start(wpa_s, NULL) < 0)
13093 			reply_len = -1;
13094 	} else if (os_strcmp(buf, "DPP_CONTROLLER_STOP") == 0) {
13095 		dpp_controller_stop(wpa_s->dpp);
13096 	} else if (os_strncmp(buf, "DPP_CHIRP ", 10) == 0) {
13097 		if (wpas_dpp_chirp(wpa_s, buf + 9) < 0)
13098 			reply_len = -1;
13099 	} else if (os_strcmp(buf, "DPP_STOP_CHIRP") == 0) {
13100 		wpas_dpp_chirp_stop(wpa_s);
13101 	} else if (os_strncmp(buf, "DPP_RECONFIG ", 13) == 0) {
13102 		if (wpas_dpp_reconfig(wpa_s, buf + 13) < 0)
13103 			reply_len = -1;
13104 	} else if (os_strncmp(buf, "DPP_CA_SET ", 11) == 0) {
13105 		if (wpas_dpp_ca_set(wpa_s, buf + 10) < 0)
13106 			reply_len = -1;
13107 #endif /* CONFIG_DPP2 */
13108 #ifdef CONFIG_DPP3
13109 	} else if (os_strcmp(buf, "DPP_PUSH_BUTTON") == 0) {
13110 		if (wpas_dpp_push_button(wpa_s, NULL) < 0)
13111 			reply_len = -1;
13112 	} else if (os_strncmp(buf, "DPP_PUSH_BUTTON ", 16) == 0) {
13113 		if (wpas_dpp_push_button(wpa_s, buf + 15) < 0)
13114 			reply_len = -1;
13115 #endif /* CONFIG_DPP3 */
13116 #endif /* CONFIG_DPP */
13117 	} else if (os_strncmp(buf, "MSCS ", 5) == 0) {
13118 		if (wpas_ctrl_iface_configure_mscs(wpa_s, buf + 5))
13119 			reply_len = -1;
13120 #ifdef CONFIG_PASN
13121 	} else if (os_strncmp(buf, "PASN_START ", 11) == 0) {
13122 		if (wpas_ctrl_iface_pasn_start(wpa_s, buf + 11) < 0)
13123 			reply_len = -1;
13124 	} else if (os_strcmp(buf, "PASN_STOP") == 0) {
13125 		wpas_pasn_auth_stop(wpa_s);
13126 	} else if (os_strcmp(buf, "PTKSA_CACHE_LIST") == 0) {
13127 		reply_len = ptksa_cache_list(wpa_s->ptksa, reply, reply_size);
13128 	} else if (os_strncmp(buf, "PASN_DEAUTH ", 12) == 0) {
13129 		if (wpas_ctrl_iface_pasn_deauthenticate(wpa_s, buf + 12) < 0)
13130 			reply_len = -1;
13131 #endif /* CONFIG_PASN */
13132 	} else if (os_strncmp(buf, "SCS ", 4) == 0) {
13133 		if (wpas_ctrl_iface_configure_scs(wpa_s, buf + 4))
13134 			reply_len = -1;
13135 	} else if (os_strncmp(buf, "DSCP_RESP ", 10) == 0) {
13136 		if (wpas_ctrl_iface_send_dscp_resp(wpa_s, buf + 10))
13137 			reply_len = -1;
13138 	} else if (os_strncmp(buf, "DSCP_QUERY ", 11) == 0) {
13139 		if (wpas_ctrl_iface_send_dscp_query(wpa_s, buf + 11))
13140 			reply_len = -1;
13141 	} else if (os_strcmp(buf, "MLO_STATUS") == 0) {
13142 		reply_len = wpas_ctrl_iface_mlo_status(wpa_s, reply,
13143 						       reply_size);
13144 	} else if (os_strcmp(buf, "MLO_SIGNAL_POLL") == 0) {
13145 		reply_len = wpas_ctrl_iface_mlo_signal_poll(wpa_s, reply,
13146 							    reply_size);
13147 	} else {
13148 		os_memcpy(reply, "UNKNOWN COMMAND\n", 16);
13149 		reply_len = 16;
13150 	}
13151 
13152 	if (reply_len < 0) {
13153 		os_memcpy(reply, "FAIL\n", 5);
13154 		reply_len = 5;
13155 	}
13156 
13157 	*resp_len = reply_len;
13158 	return reply;
13159 }
13160 
13161 
wpa_supplicant_global_iface_add(struct wpa_global * global,char * cmd)13162 static int wpa_supplicant_global_iface_add(struct wpa_global *global,
13163 					   char *cmd)
13164 {
13165 	struct wpa_interface iface;
13166 	char *pos, *extra;
13167 	struct wpa_supplicant *wpa_s;
13168 	unsigned int create_iface = 0;
13169 	u8 mac_addr[ETH_ALEN];
13170 	enum wpa_driver_if_type type = WPA_IF_STATION;
13171 
13172 	/*
13173 	 * <ifname>TAB<confname>TAB<driver>TAB<ctrl_interface>TAB<driver_param>
13174 	 * TAB<bridge_ifname>[TAB<create>[TAB<interface_type>]]
13175 	 */
13176 	wpa_printf(MSG_DEBUG, "CTRL_IFACE GLOBAL INTERFACE_ADD '%s'", cmd);
13177 
13178 	os_memset(&iface, 0, sizeof(iface));
13179 
13180 	do {
13181 		iface.ifname = pos = cmd;
13182 		pos = os_strchr(pos, '\t');
13183 		if (pos)
13184 			*pos++ = '\0';
13185 		if (iface.ifname[0] == '\0')
13186 			return -1;
13187 		if (pos == NULL)
13188 			break;
13189 
13190 		iface.confname = pos;
13191 		pos = os_strchr(pos, '\t');
13192 		if (pos)
13193 			*pos++ = '\0';
13194 		if (iface.confname[0] == '\0')
13195 			iface.confname = NULL;
13196 		if (pos == NULL)
13197 			break;
13198 
13199 		iface.driver = pos;
13200 		pos = os_strchr(pos, '\t');
13201 		if (pos)
13202 			*pos++ = '\0';
13203 		if (iface.driver[0] == '\0')
13204 			iface.driver = NULL;
13205 		if (pos == NULL)
13206 			break;
13207 
13208 		iface.ctrl_interface = pos;
13209 		pos = os_strchr(pos, '\t');
13210 		if (pos)
13211 			*pos++ = '\0';
13212 		if (iface.ctrl_interface[0] == '\0')
13213 			iface.ctrl_interface = NULL;
13214 		if (pos == NULL)
13215 			break;
13216 
13217 		iface.driver_param = pos;
13218 		pos = os_strchr(pos, '\t');
13219 		if (pos)
13220 			*pos++ = '\0';
13221 		if (iface.driver_param[0] == '\0')
13222 			iface.driver_param = NULL;
13223 		if (pos == NULL)
13224 			break;
13225 
13226 		iface.bridge_ifname = pos;
13227 		pos = os_strchr(pos, '\t');
13228 		if (pos)
13229 			*pos++ = '\0';
13230 		if (iface.bridge_ifname[0] == '\0')
13231 			iface.bridge_ifname = NULL;
13232 		if (pos == NULL)
13233 			break;
13234 
13235 		extra = pos;
13236 		pos = os_strchr(pos, '\t');
13237 		if (pos)
13238 			*pos++ = '\0';
13239 		if (!extra[0])
13240 			break;
13241 
13242 		if (os_strcmp(extra, "create") == 0) {
13243 			create_iface = 1;
13244 			if (!pos)
13245 				break;
13246 
13247 			if (os_strcmp(pos, "sta") == 0) {
13248 				type = WPA_IF_STATION;
13249 			} else if (os_strcmp(pos, "ap") == 0) {
13250 				type = WPA_IF_AP_BSS;
13251 			} else {
13252 				wpa_printf(MSG_DEBUG,
13253 					   "INTERFACE_ADD unsupported interface type: '%s'",
13254 					   pos);
13255 				return -1;
13256 			}
13257 		} else {
13258 			wpa_printf(MSG_DEBUG,
13259 				   "INTERFACE_ADD unsupported extra parameter: '%s'",
13260 				   extra);
13261 			return -1;
13262 		}
13263 	} while (0);
13264 
13265 	if (create_iface) {
13266 		wpa_printf(MSG_DEBUG, "CTRL_IFACE creating interface '%s'",
13267 			   iface.ifname);
13268 		if (!global->ifaces)
13269 			return -1;
13270 		if (wpa_drv_if_add(global->ifaces, type, iface.ifname,
13271 				   NULL, NULL, NULL, mac_addr, NULL) < 0) {
13272 			wpa_printf(MSG_ERROR,
13273 				   "CTRL_IFACE interface creation failed");
13274 			return -1;
13275 		}
13276 
13277 		wpa_printf(MSG_DEBUG,
13278 			   "CTRL_IFACE interface '%s' created with MAC addr: "
13279 			   MACSTR, iface.ifname, MAC2STR(mac_addr));
13280 	}
13281 
13282 	if (wpa_supplicant_get_iface(global, iface.ifname))
13283 		goto fail;
13284 
13285 	wpa_s = wpa_supplicant_add_iface(global, &iface, NULL);
13286 	if (!wpa_s)
13287 		goto fail;
13288 	wpa_s->added_vif = create_iface;
13289 	return 0;
13290 
13291 fail:
13292 	if (create_iface) {
13293 		/* wpa_supplicant does not create multi-BSS AP, so collapse to
13294 		 * WPA_IF_STATION to avoid unwanted clean up in the driver. */
13295 		wpa_drv_if_remove(global->ifaces, WPA_IF_STATION, iface.ifname);
13296 	}
13297 	return -1;
13298 }
13299 
13300 
wpa_supplicant_global_iface_remove(struct wpa_global * global,char * cmd)13301 static int wpa_supplicant_global_iface_remove(struct wpa_global *global,
13302 					      char *cmd)
13303 {
13304 	struct wpa_supplicant *wpa_s;
13305 	int ret;
13306 	unsigned int delete_iface;
13307 
13308 	wpa_printf(MSG_DEBUG, "CTRL_IFACE GLOBAL INTERFACE_REMOVE '%s'", cmd);
13309 
13310 	wpa_s = wpa_supplicant_get_iface(global, cmd);
13311 	if (wpa_s == NULL)
13312 		return -1;
13313 	delete_iface = wpa_s->added_vif;
13314 	ret = wpa_supplicant_remove_iface(global, wpa_s, 0);
13315 	if (!ret && delete_iface) {
13316 		wpa_printf(MSG_DEBUG, "CTRL_IFACE deleting the interface '%s'",
13317 			   cmd);
13318 		/* wpa_supplicant does not create multi-BSS AP, so collapse to
13319 		 * WPA_IF_STATION to avoid unwanted clean up in the driver. */
13320 		ret = wpa_drv_if_remove(global->ifaces, WPA_IF_STATION, cmd);
13321 	}
13322 	return ret;
13323 }
13324 
13325 
wpa_free_iface_info(struct wpa_interface_info * iface)13326 static void wpa_free_iface_info(struct wpa_interface_info *iface)
13327 {
13328 	struct wpa_interface_info *prev;
13329 
13330 	while (iface) {
13331 		prev = iface;
13332 		iface = iface->next;
13333 
13334 		os_free(prev->ifname);
13335 		os_free(prev->desc);
13336 		os_free(prev);
13337 	}
13338 }
13339 
13340 
wpa_supplicant_global_iface_list(struct wpa_global * global,char * buf,int len)13341 static int wpa_supplicant_global_iface_list(struct wpa_global *global,
13342 					    char *buf, int len)
13343 {
13344 	int i, res;
13345 	struct wpa_interface_info *iface = NULL, *last = NULL, *tmp;
13346 	char *pos, *end;
13347 
13348 	for (i = 0; wpa_drivers[i]; i++) {
13349 		const struct wpa_driver_ops *drv = wpa_drivers[i];
13350 		if (drv->get_interfaces == NULL)
13351 			continue;
13352 		tmp = drv->get_interfaces(global->drv_priv[i]);
13353 		if (tmp == NULL)
13354 			continue;
13355 
13356 		if (last == NULL)
13357 			iface = last = tmp;
13358 		else
13359 			last->next = tmp;
13360 		while (last->next)
13361 			last = last->next;
13362 	}
13363 
13364 	pos = buf;
13365 	end = buf + len;
13366 	for (tmp = iface; tmp; tmp = tmp->next) {
13367 		res = os_snprintf(pos, end - pos, "%s\t%s\t%s\n",
13368 				  tmp->drv_name, tmp->ifname,
13369 				  tmp->desc ? tmp->desc : "");
13370 		if (os_snprintf_error(end - pos, res)) {
13371 			*pos = '\0';
13372 			break;
13373 		}
13374 		pos += res;
13375 	}
13376 
13377 	wpa_free_iface_info(iface);
13378 
13379 	return pos - buf;
13380 }
13381 
13382 
wpa_supplicant_global_iface_interfaces(struct wpa_global * global,const char * input,char * buf,int len)13383 static int wpa_supplicant_global_iface_interfaces(struct wpa_global *global,
13384 						  const char *input,
13385 						  char *buf, int len)
13386 {
13387 	int res;
13388 	char *pos, *end;
13389 	struct wpa_supplicant *wpa_s;
13390 	int show_ctrl = 0;
13391 
13392 	if (input)
13393 		show_ctrl = !!os_strstr(input, "ctrl");
13394 
13395 	wpa_s = global->ifaces;
13396 	pos = buf;
13397 	end = buf + len;
13398 
13399 	while (wpa_s) {
13400 		if (show_ctrl)
13401 			res = os_snprintf(pos, end - pos, "%s ctrl_iface=%s\n",
13402 					  wpa_s->ifname,
13403 					  wpa_s->conf->ctrl_interface ?
13404 					  wpa_s->conf->ctrl_interface : "N/A");
13405 		else
13406 			res = os_snprintf(pos, end - pos, "%s\n",
13407 					  wpa_s->ifname);
13408 
13409 		if (os_snprintf_error(end - pos, res)) {
13410 			*pos = '\0';
13411 			break;
13412 		}
13413 		pos += res;
13414 		wpa_s = wpa_s->next;
13415 	}
13416 	return pos - buf;
13417 }
13418 
13419 
wpas_global_ctrl_iface_ifname(struct wpa_global * global,const char * ifname,char * cmd,size_t * resp_len)13420 static char * wpas_global_ctrl_iface_ifname(struct wpa_global *global,
13421 					    const char *ifname,
13422 					    char *cmd, size_t *resp_len)
13423 {
13424 	struct wpa_supplicant *wpa_s;
13425 
13426 	for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next) {
13427 		if (os_strcmp(ifname, wpa_s->ifname) == 0)
13428 			break;
13429 	}
13430 
13431 	if (wpa_s == NULL) {
13432 		char *resp = os_strdup("FAIL-NO-IFNAME-MATCH\n");
13433 		if (resp)
13434 			*resp_len = os_strlen(resp);
13435 		else
13436 			*resp_len = 1;
13437 		return resp;
13438 	}
13439 
13440 	return wpa_supplicant_ctrl_iface_process(wpa_s, cmd, resp_len);
13441 }
13442 
13443 
wpas_global_ctrl_iface_redir_p2p(struct wpa_global * global,char * buf,size_t * resp_len)13444 static char * wpas_global_ctrl_iface_redir_p2p(struct wpa_global *global,
13445 					       char *buf, size_t *resp_len)
13446 {
13447 #ifdef CONFIG_P2P
13448 	static const char * cmd[] = {
13449 		"LIST_NETWORKS",
13450 		"P2P_FIND",
13451 		"P2P_STOP_FIND",
13452 		"P2P_LISTEN",
13453 		"P2P_GROUP_ADD",
13454 		"P2P_GET_PASSPHRASE",
13455 		"P2P_SERVICE_UPDATE",
13456 		"P2P_SERVICE_FLUSH",
13457 		"P2P_FLUSH",
13458 		"P2P_CANCEL",
13459 		"P2P_PRESENCE_REQ",
13460 		"P2P_EXT_LISTEN",
13461 #ifdef CONFIG_AP
13462 		"STA-FIRST",
13463 #endif /* CONFIG_AP */
13464 		NULL
13465 	};
13466 	static const char * prefix[] = {
13467 #ifdef ANDROID
13468 		"DRIVER ",
13469 #endif /* ANDROID */
13470 		"GET_CAPABILITY ",
13471 		"GET_NETWORK ",
13472 		"REMOVE_NETWORK ",
13473 		"P2P_FIND ",
13474 		"P2P_CONNECT ",
13475 		"P2P_LISTEN ",
13476 		"P2P_GROUP_REMOVE ",
13477 		"P2P_GROUP_ADD ",
13478 		"P2P_GROUP_MEMBER ",
13479 		"P2P_PROV_DISC ",
13480 		"P2P_SERV_DISC_REQ ",
13481 		"P2P_SERV_DISC_CANCEL_REQ ",
13482 		"P2P_SERV_DISC_RESP ",
13483 		"P2P_SERV_DISC_EXTERNAL ",
13484 		"P2P_SERVICE_ADD ",
13485 		"P2P_SERVICE_DEL ",
13486 		"P2P_SERVICE_REP ",
13487 		"P2P_REJECT ",
13488 		"P2P_INVITE ",
13489 		"P2P_PEER ",
13490 		"P2P_SET ",
13491 		"P2P_UNAUTHORIZE ",
13492 		"P2P_PRESENCE_REQ ",
13493 		"P2P_EXT_LISTEN ",
13494 		"P2P_REMOVE_CLIENT ",
13495 		"WPS_NFC_TOKEN ",
13496 		"WPS_NFC_TAG_READ ",
13497 		"NFC_GET_HANDOVER_SEL ",
13498 		"NFC_GET_HANDOVER_REQ ",
13499 		"NFC_REPORT_HANDOVER ",
13500 		"P2P_ASP_PROVISION ",
13501 		"P2P_ASP_PROVISION_RESP ",
13502 #ifdef CONFIG_AP
13503 		"STA ",
13504 		"STA-NEXT ",
13505 #endif /* CONFIG_AP */
13506 		NULL
13507 	};
13508 	int found = 0;
13509 	int i;
13510 
13511 	if (global->p2p_init_wpa_s == NULL)
13512 		return NULL;
13513 
13514 	for (i = 0; !found && cmd[i]; i++) {
13515 		if (os_strcmp(buf, cmd[i]) == 0)
13516 			found = 1;
13517 	}
13518 
13519 	for (i = 0; !found && prefix[i]; i++) {
13520 		if (os_strncmp(buf, prefix[i], os_strlen(prefix[i])) == 0)
13521 			found = 1;
13522 	}
13523 
13524 	if (found)
13525 		return wpa_supplicant_ctrl_iface_process(global->p2p_init_wpa_s,
13526 							 buf, resp_len);
13527 #endif /* CONFIG_P2P */
13528 	return NULL;
13529 }
13530 
13531 
wpas_global_ctrl_iface_redir_wfd(struct wpa_global * global,char * buf,size_t * resp_len)13532 static char * wpas_global_ctrl_iface_redir_wfd(struct wpa_global *global,
13533 					       char *buf, size_t *resp_len)
13534 {
13535 #ifdef CONFIG_WIFI_DISPLAY
13536 	if (global->p2p_init_wpa_s == NULL)
13537 		return NULL;
13538 	if (os_strncmp(buf, "WFD_SUBELEM_SET ", 16) == 0 ||
13539 	    os_strncmp(buf, "WFD_SUBELEM_GET ", 16) == 0)
13540 		return wpa_supplicant_ctrl_iface_process(global->p2p_init_wpa_s,
13541 							 buf, resp_len);
13542 #endif /* CONFIG_WIFI_DISPLAY */
13543 	return NULL;
13544 }
13545 
13546 
wpas_global_ctrl_iface_redir(struct wpa_global * global,char * buf,size_t * resp_len)13547 static char * wpas_global_ctrl_iface_redir(struct wpa_global *global,
13548 					   char *buf, size_t *resp_len)
13549 {
13550 	char *ret;
13551 
13552 	ret = wpas_global_ctrl_iface_redir_p2p(global, buf, resp_len);
13553 	if (ret)
13554 		return ret;
13555 
13556 	ret = wpas_global_ctrl_iface_redir_wfd(global, buf, resp_len);
13557 	if (ret)
13558 		return ret;
13559 
13560 	return NULL;
13561 }
13562 
13563 
wpas_global_ctrl_iface_set(struct wpa_global * global,char * cmd)13564 static int wpas_global_ctrl_iface_set(struct wpa_global *global, char *cmd)
13565 {
13566 	char *value;
13567 
13568 	value = os_strchr(cmd, ' ');
13569 	if (value == NULL)
13570 		return -1;
13571 	*value++ = '\0';
13572 
13573 	wpa_printf(MSG_DEBUG, "GLOBAL_CTRL_IFACE SET '%s'='%s'", cmd, value);
13574 
13575 #ifdef CONFIG_WIFI_DISPLAY
13576 	if (os_strcasecmp(cmd, "wifi_display") == 0) {
13577 		wifi_display_enable(global, !!atoi(value));
13578 		return 0;
13579 	}
13580 #endif /* CONFIG_WIFI_DISPLAY */
13581 
13582 	/* Restore cmd to its original value to allow redirection */
13583 	value[-1] = ' ';
13584 
13585 	return -1;
13586 }
13587 
13588 
wpas_global_ctrl_iface_dup_network(struct wpa_global * global,char * cmd)13589 static int wpas_global_ctrl_iface_dup_network(struct wpa_global *global,
13590 					      char *cmd)
13591 {
13592 	struct wpa_supplicant *wpa_s[2]; /* src, dst */
13593 	char *p;
13594 	unsigned int i;
13595 
13596 	/* cmd: "<src ifname> <dst ifname> <src network id> <dst network id>
13597 	 * <variable name> */
13598 
13599 	for (i = 0; i < ARRAY_SIZE(wpa_s) ; i++) {
13600 		p = os_strchr(cmd, ' ');
13601 		if (p == NULL)
13602 			return -1;
13603 		*p = '\0';
13604 
13605 		wpa_s[i] = global->ifaces;
13606 		for (; wpa_s[i]; wpa_s[i] = wpa_s[i]->next) {
13607 			if (os_strcmp(cmd, wpa_s[i]->ifname) == 0)
13608 				break;
13609 		}
13610 
13611 		if (!wpa_s[i]) {
13612 			wpa_printf(MSG_DEBUG,
13613 				   "CTRL_IFACE: Could not find iface=%s", cmd);
13614 			return -1;
13615 		}
13616 
13617 		cmd = p + 1;
13618 	}
13619 
13620 	return wpa_supplicant_ctrl_iface_dup_network(wpa_s[0], cmd, wpa_s[1]);
13621 }
13622 
13623 
13624 #ifndef CONFIG_NO_CONFIG_WRITE
wpas_global_ctrl_iface_save_config(struct wpa_global * global)13625 static int wpas_global_ctrl_iface_save_config(struct wpa_global *global)
13626 {
13627 	int ret = 0, saved = 0;
13628 	struct wpa_supplicant *wpa_s;
13629 
13630 	for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next) {
13631 		if (!wpa_s->conf->update_config) {
13632 			wpa_dbg(wpa_s, MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Not allowed to update configuration (update_config=0)");
13633 			continue;
13634 		}
13635 
13636 		if (wpa_config_write(wpa_s->confname, wpa_s->conf)) {
13637 			wpa_dbg(wpa_s, MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Failed to update configuration");
13638 			ret = 1;
13639 		} else {
13640 			wpa_dbg(wpa_s, MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Configuration updated");
13641 			saved++;
13642 		}
13643 	}
13644 
13645 	if (!saved && !ret) {
13646 		wpa_dbg(wpa_s, MSG_DEBUG,
13647 			"CTRL_IFACE: SAVE_CONFIG - No configuration files could be updated");
13648 		ret = 1;
13649 	}
13650 
13651 	return ret;
13652 }
13653 #endif /* CONFIG_NO_CONFIG_WRITE */
13654 
13655 
wpas_global_ctrl_iface_status(struct wpa_global * global,char * buf,size_t buflen)13656 static int wpas_global_ctrl_iface_status(struct wpa_global *global,
13657 					 char *buf, size_t buflen)
13658 {
13659 	char *pos, *end;
13660 	int ret;
13661 	struct wpa_supplicant *wpa_s;
13662 
13663 	pos = buf;
13664 	end = buf + buflen;
13665 
13666 #ifdef CONFIG_P2P
13667 	if (global->p2p && !global->p2p_disabled) {
13668 		ret = os_snprintf(pos, end - pos, "p2p_device_address=" MACSTR
13669 				  "\n"
13670 				  "p2p_state=%s\n",
13671 				  MAC2STR(global->p2p_dev_addr),
13672 				  p2p_get_state_txt(global->p2p));
13673 		if (os_snprintf_error(end - pos, ret))
13674 			return pos - buf;
13675 		pos += ret;
13676 	} else if (global->p2p) {
13677 		ret = os_snprintf(pos, end - pos, "p2p_state=DISABLED\n");
13678 		if (os_snprintf_error(end - pos, ret))
13679 			return pos - buf;
13680 		pos += ret;
13681 	}
13682 #endif /* CONFIG_P2P */
13683 
13684 #ifdef CONFIG_WIFI_DISPLAY
13685 	ret = os_snprintf(pos, end - pos, "wifi_display=%d\n",
13686 			  !!global->wifi_display);
13687 	if (os_snprintf_error(end - pos, ret))
13688 		return pos - buf;
13689 	pos += ret;
13690 #endif /* CONFIG_WIFI_DISPLAY */
13691 
13692 	for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next) {
13693 		ret = os_snprintf(pos, end - pos, "ifname=%s\n"
13694 				  "address=" MACSTR "\n",
13695 				  wpa_s->ifname, MAC2STR(wpa_s->own_addr));
13696 		if (os_snprintf_error(end - pos, ret))
13697 			return pos - buf;
13698 		pos += ret;
13699 	}
13700 
13701 	return pos - buf;
13702 }
13703 
13704 
13705 #ifdef CONFIG_FST
13706 
wpas_global_ctrl_iface_fst_attach(struct wpa_global * global,char * cmd,char * buf,size_t reply_size)13707 static int wpas_global_ctrl_iface_fst_attach(struct wpa_global *global,
13708 					     char *cmd, char *buf,
13709 					     size_t reply_size)
13710 {
13711 	char ifname[IFNAMSIZ + 1];
13712 	struct fst_iface_cfg cfg;
13713 	struct wpa_supplicant *wpa_s;
13714 	struct fst_wpa_obj iface_obj;
13715 
13716 	if (!fst_parse_attach_command(cmd, ifname, sizeof(ifname), &cfg)) {
13717 		wpa_s = wpa_supplicant_get_iface(global, ifname);
13718 		if (wpa_s) {
13719 			if (wpa_s->fst) {
13720 				wpa_printf(MSG_INFO, "FST: Already attached");
13721 				return -1;
13722 			}
13723 			fst_wpa_supplicant_fill_iface_obj(wpa_s, &iface_obj);
13724 			wpa_s->fst = fst_attach(ifname, wpa_s->own_addr,
13725 						&iface_obj, &cfg);
13726 			if (wpa_s->fst)
13727 				return os_snprintf(buf, reply_size, "OK\n");
13728 		}
13729 	}
13730 
13731 	return -1;
13732 }
13733 
13734 
wpas_global_ctrl_iface_fst_detach(struct wpa_global * global,char * cmd,char * buf,size_t reply_size)13735 static int wpas_global_ctrl_iface_fst_detach(struct wpa_global *global,
13736 					     char *cmd, char *buf,
13737 					     size_t reply_size)
13738 {
13739 	char ifname[IFNAMSIZ + 1];
13740 	struct wpa_supplicant *wpa_s;
13741 
13742 	if (!fst_parse_detach_command(cmd, ifname, sizeof(ifname))) {
13743 		wpa_s = wpa_supplicant_get_iface(global, ifname);
13744 		if (wpa_s) {
13745 			if (!fst_iface_detach(ifname)) {
13746 				wpa_s->fst = NULL;
13747 				return os_snprintf(buf, reply_size, "OK\n");
13748 			}
13749 		}
13750 	}
13751 
13752 	return -1;
13753 }
13754 
13755 #endif /* CONFIG_FST */
13756 
13757 
wpa_supplicant_global_ctrl_iface_process(struct wpa_global * global,char * buf,size_t * resp_len)13758 char * wpa_supplicant_global_ctrl_iface_process(struct wpa_global *global,
13759 						char *buf, size_t *resp_len)
13760 {
13761 	char *reply;
13762 	const int reply_size = 2048;
13763 	int reply_len;
13764 	int level = MSG_DEBUG;
13765 
13766 	if (os_strncmp(buf, "IFNAME=", 7) == 0) {
13767 		char *pos = os_strchr(buf + 7, ' ');
13768 		if (pos) {
13769 			*pos++ = '\0';
13770 			return wpas_global_ctrl_iface_ifname(global,
13771 							     buf + 7, pos,
13772 							     resp_len);
13773 		}
13774 	}
13775 
13776 	reply = wpas_global_ctrl_iface_redir(global, buf, resp_len);
13777 	if (reply)
13778 		return reply;
13779 
13780 	if (os_strcmp(buf, "PING") == 0)
13781 		level = MSG_EXCESSIVE;
13782 	wpa_hexdump_ascii(level, "RX global ctrl_iface",
13783 			  (const u8 *) buf, os_strlen(buf));
13784 
13785 	reply = os_malloc(reply_size);
13786 	if (reply == NULL) {
13787 		*resp_len = 1;
13788 		return NULL;
13789 	}
13790 
13791 	os_memcpy(reply, "OK\n", 3);
13792 	reply_len = 3;
13793 
13794 	if (os_strcmp(buf, "PING") == 0) {
13795 		os_memcpy(reply, "PONG\n", 5);
13796 		reply_len = 5;
13797 	} else if (os_strncmp(buf, "INTERFACE_ADD ", 14) == 0) {
13798 		if (wpa_supplicant_global_iface_add(global, buf + 14))
13799 			reply_len = -1;
13800 	} else if (os_strncmp(buf, "INTERFACE_REMOVE ", 17) == 0) {
13801 		if (wpa_supplicant_global_iface_remove(global, buf + 17))
13802 			reply_len = -1;
13803 	} else if (os_strcmp(buf, "INTERFACE_LIST") == 0) {
13804 		reply_len = wpa_supplicant_global_iface_list(
13805 			global, reply, reply_size);
13806 	} else if (os_strncmp(buf, "INTERFACES", 10) == 0) {
13807 		reply_len = wpa_supplicant_global_iface_interfaces(
13808 			global, buf + 10, reply, reply_size);
13809 #ifdef CONFIG_FST
13810 	} else if (os_strncmp(buf, "FST-ATTACH ", 11) == 0) {
13811 		reply_len = wpas_global_ctrl_iface_fst_attach(global, buf + 11,
13812 							      reply,
13813 							      reply_size);
13814 	} else if (os_strncmp(buf, "FST-DETACH ", 11) == 0) {
13815 		reply_len = wpas_global_ctrl_iface_fst_detach(global, buf + 11,
13816 							      reply,
13817 							      reply_size);
13818 	} else if (os_strncmp(buf, "FST-MANAGER ", 12) == 0) {
13819 		reply_len = fst_ctrl_iface_receive(buf + 12, reply, reply_size);
13820 #endif /* CONFIG_FST */
13821 	} else if (os_strcmp(buf, "TERMINATE") == 0) {
13822 		wpa_supplicant_terminate_proc(global);
13823 	} else if (os_strcmp(buf, "SUSPEND") == 0) {
13824 		wpas_notify_suspend(global);
13825 	} else if (os_strcmp(buf, "RESUME") == 0) {
13826 		wpas_notify_resume(global);
13827 	} else if (os_strncmp(buf, "SET ", 4) == 0) {
13828 		if (wpas_global_ctrl_iface_set(global, buf + 4)) {
13829 #ifdef CONFIG_P2P
13830 			if (global->p2p_init_wpa_s) {
13831 				os_free(reply);
13832 				/* Check if P2P redirection would work for this
13833 				 * command. */
13834 				return wpa_supplicant_ctrl_iface_process(
13835 					global->p2p_init_wpa_s,
13836 					buf, resp_len);
13837 			}
13838 #endif /* CONFIG_P2P */
13839 			reply_len = -1;
13840 		}
13841 	} else if (os_strncmp(buf, "DUP_NETWORK ", 12) == 0) {
13842 		if (wpas_global_ctrl_iface_dup_network(global, buf + 12))
13843 			reply_len = -1;
13844 #ifndef CONFIG_NO_CONFIG_WRITE
13845 	} else if (os_strcmp(buf, "SAVE_CONFIG") == 0) {
13846 		if (wpas_global_ctrl_iface_save_config(global))
13847 			reply_len = -1;
13848 #endif /* CONFIG_NO_CONFIG_WRITE */
13849 	} else if (os_strcmp(buf, "STATUS") == 0) {
13850 		reply_len = wpas_global_ctrl_iface_status(global, reply,
13851 							  reply_size);
13852 #ifdef CONFIG_MODULE_TESTS
13853 	} else if (os_strcmp(buf, "MODULE_TESTS") == 0) {
13854 		if (wpas_module_tests() < 0)
13855 			reply_len = -1;
13856 #endif /* CONFIG_MODULE_TESTS */
13857 	} else if (os_strncmp(buf, "RELOG", 5) == 0) {
13858 		if (wpa_debug_reopen_file() < 0)
13859 			reply_len = -1;
13860 	} else {
13861 		os_memcpy(reply, "UNKNOWN COMMAND\n", 16);
13862 		reply_len = 16;
13863 	}
13864 
13865 	if (reply_len < 0) {
13866 		os_memcpy(reply, "FAIL\n", 5);
13867 		reply_len = 5;
13868 	}
13869 
13870 	*resp_len = reply_len;
13871 	return reply;
13872 }
13873