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[thirdparty/hostap.git] / wpa_supplicant / ctrl_iface.c
1 /*
2 * WPA Supplicant / Control interface (shared code for all backends)
3 * Copyright (c) 2004-2015, Jouni Malinen <j@w1.fi>
4 *
5 * This software may be distributed under the terms of the BSD license.
6 * See README for more details.
7 */
8
9 #include "utils/includes.h"
10 #ifdef CONFIG_TESTING_OPTIONS
11 #include <net/ethernet.h>
12 #include <netinet/ip.h>
13 #endif /* CONFIG_TESTING_OPTIONS */
14
15 #include "utils/common.h"
16 #include "utils/eloop.h"
17 #include "utils/uuid.h"
18 #include "common/version.h"
19 #include "common/ieee802_11_defs.h"
20 #include "common/ieee802_11_common.h"
21 #include "common/wpa_ctrl.h"
22 #include "crypto/tls.h"
23 #include "ap/hostapd.h"
24 #include "eap_peer/eap.h"
25 #include "eapol_supp/eapol_supp_sm.h"
26 #include "rsn_supp/wpa.h"
27 #include "rsn_supp/preauth.h"
28 #include "rsn_supp/pmksa_cache.h"
29 #include "l2_packet/l2_packet.h"
30 #include "wps/wps.h"
31 #include "config.h"
32 #include "wpa_supplicant_i.h"
33 #include "driver_i.h"
34 #include "wps_supplicant.h"
35 #include "ibss_rsn.h"
36 #include "ap.h"
37 #include "p2p_supplicant.h"
38 #include "p2p/p2p.h"
39 #include "hs20_supplicant.h"
40 #include "wifi_display.h"
41 #include "notify.h"
42 #include "bss.h"
43 #include "scan.h"
44 #include "ctrl_iface.h"
45 #include "interworking.h"
46 #include "blacklist.h"
47 #include "autoscan.h"
48 #include "wnm_sta.h"
49 #include "offchannel.h"
50 #include "drivers/driver.h"
51 #include "mesh.h"
52
53 static int wpa_supplicant_global_iface_list(struct wpa_global *global,
54 char *buf, int len);
55 static int wpa_supplicant_global_iface_interfaces(struct wpa_global *global,
56 char *buf, int len);
57 static int * freq_range_to_channel_list(struct wpa_supplicant *wpa_s,
58 char *val);
59
60 static int set_bssid_filter(struct wpa_supplicant *wpa_s, char *val)
61 {
62 char *pos;
63 u8 addr[ETH_ALEN], *filter = NULL, *n;
64 size_t count = 0;
65
66 pos = val;
67 while (pos) {
68 if (*pos == '\0')
69 break;
70 if (hwaddr_aton(pos, addr)) {
71 os_free(filter);
72 return -1;
73 }
74 n = os_realloc_array(filter, count + 1, ETH_ALEN);
75 if (n == NULL) {
76 os_free(filter);
77 return -1;
78 }
79 filter = n;
80 os_memcpy(filter + count * ETH_ALEN, addr, ETH_ALEN);
81 count++;
82
83 pos = os_strchr(pos, ' ');
84 if (pos)
85 pos++;
86 }
87
88 wpa_hexdump(MSG_DEBUG, "bssid_filter", filter, count * ETH_ALEN);
89 os_free(wpa_s->bssid_filter);
90 wpa_s->bssid_filter = filter;
91 wpa_s->bssid_filter_count = count;
92
93 return 0;
94 }
95
96
97 static int set_disallow_aps(struct wpa_supplicant *wpa_s, char *val)
98 {
99 char *pos;
100 u8 addr[ETH_ALEN], *bssid = NULL, *n;
101 struct wpa_ssid_value *ssid = NULL, *ns;
102 size_t count = 0, ssid_count = 0;
103 struct wpa_ssid *c;
104
105 /*
106 * disallow_list ::= <ssid_spec> | <bssid_spec> | <disallow_list> | ""
107 * SSID_SPEC ::= ssid <SSID_HEX>
108 * BSSID_SPEC ::= bssid <BSSID_HEX>
109 */
110
111 pos = val;
112 while (pos) {
113 if (*pos == '\0')
114 break;
115 if (os_strncmp(pos, "bssid ", 6) == 0) {
116 int res;
117 pos += 6;
118 res = hwaddr_aton2(pos, addr);
119 if (res < 0) {
120 os_free(ssid);
121 os_free(bssid);
122 wpa_printf(MSG_DEBUG, "Invalid disallow_aps "
123 "BSSID value '%s'", pos);
124 return -1;
125 }
126 pos += res;
127 n = os_realloc_array(bssid, count + 1, ETH_ALEN);
128 if (n == NULL) {
129 os_free(ssid);
130 os_free(bssid);
131 return -1;
132 }
133 bssid = n;
134 os_memcpy(bssid + count * ETH_ALEN, addr, ETH_ALEN);
135 count++;
136 } else if (os_strncmp(pos, "ssid ", 5) == 0) {
137 char *end;
138 pos += 5;
139
140 end = pos;
141 while (*end) {
142 if (*end == '\0' || *end == ' ')
143 break;
144 end++;
145 }
146
147 ns = os_realloc_array(ssid, ssid_count + 1,
148 sizeof(struct wpa_ssid_value));
149 if (ns == NULL) {
150 os_free(ssid);
151 os_free(bssid);
152 return -1;
153 }
154 ssid = ns;
155
156 if ((end - pos) & 0x01 ||
157 end - pos > 2 * SSID_MAX_LEN ||
158 hexstr2bin(pos, ssid[ssid_count].ssid,
159 (end - pos) / 2) < 0) {
160 os_free(ssid);
161 os_free(bssid);
162 wpa_printf(MSG_DEBUG, "Invalid disallow_aps "
163 "SSID value '%s'", pos);
164 return -1;
165 }
166 ssid[ssid_count].ssid_len = (end - pos) / 2;
167 wpa_hexdump_ascii(MSG_DEBUG, "disallow_aps SSID",
168 ssid[ssid_count].ssid,
169 ssid[ssid_count].ssid_len);
170 ssid_count++;
171 pos = end;
172 } else {
173 wpa_printf(MSG_DEBUG, "Unexpected disallow_aps value "
174 "'%s'", pos);
175 os_free(ssid);
176 os_free(bssid);
177 return -1;
178 }
179
180 pos = os_strchr(pos, ' ');
181 if (pos)
182 pos++;
183 }
184
185 wpa_hexdump(MSG_DEBUG, "disallow_aps_bssid", bssid, count * ETH_ALEN);
186 os_free(wpa_s->disallow_aps_bssid);
187 wpa_s->disallow_aps_bssid = bssid;
188 wpa_s->disallow_aps_bssid_count = count;
189
190 wpa_printf(MSG_DEBUG, "disallow_aps_ssid_count %d", (int) ssid_count);
191 os_free(wpa_s->disallow_aps_ssid);
192 wpa_s->disallow_aps_ssid = ssid;
193 wpa_s->disallow_aps_ssid_count = ssid_count;
194
195 if (!wpa_s->current_ssid || wpa_s->wpa_state < WPA_AUTHENTICATING)
196 return 0;
197
198 c = wpa_s->current_ssid;
199 if (c->mode != WPAS_MODE_INFRA && c->mode != WPAS_MODE_IBSS)
200 return 0;
201
202 if (!disallowed_bssid(wpa_s, wpa_s->bssid) &&
203 !disallowed_ssid(wpa_s, c->ssid, c->ssid_len))
204 return 0;
205
206 wpa_printf(MSG_DEBUG, "Disconnect and try to find another network "
207 "because current AP was marked disallowed");
208
209 #ifdef CONFIG_SME
210 wpa_s->sme.prev_bssid_set = 0;
211 #endif /* CONFIG_SME */
212 wpa_s->reassociate = 1;
213 wpa_s->own_disconnect_req = 1;
214 wpa_supplicant_deauthenticate(wpa_s, WLAN_REASON_DEAUTH_LEAVING);
215 wpa_supplicant_req_scan(wpa_s, 0, 0);
216
217 return 0;
218 }
219
220
221 #ifndef CONFIG_NO_CONFIG_BLOBS
222 static int wpas_ctrl_set_blob(struct wpa_supplicant *wpa_s, char *pos)
223 {
224 char *name = pos;
225 struct wpa_config_blob *blob;
226 size_t len;
227
228 pos = os_strchr(pos, ' ');
229 if (pos == NULL)
230 return -1;
231 *pos++ = '\0';
232 len = os_strlen(pos);
233 if (len & 1)
234 return -1;
235
236 wpa_printf(MSG_DEBUG, "CTRL: Set blob '%s'", name);
237 blob = os_zalloc(sizeof(*blob));
238 if (blob == NULL)
239 return -1;
240 blob->name = os_strdup(name);
241 blob->data = os_malloc(len / 2);
242 if (blob->name == NULL || blob->data == NULL) {
243 wpa_config_free_blob(blob);
244 return -1;
245 }
246
247 if (hexstr2bin(pos, blob->data, len / 2) < 0) {
248 wpa_printf(MSG_DEBUG, "CTRL: Invalid blob hex data");
249 wpa_config_free_blob(blob);
250 return -1;
251 }
252 blob->len = len / 2;
253
254 wpa_config_set_blob(wpa_s->conf, blob);
255
256 return 0;
257 }
258 #endif /* CONFIG_NO_CONFIG_BLOBS */
259
260
261 static int wpas_ctrl_pno(struct wpa_supplicant *wpa_s, char *cmd)
262 {
263 char *params;
264 char *pos;
265 int *freqs = NULL;
266 int ret;
267
268 if (atoi(cmd)) {
269 params = os_strchr(cmd, ' ');
270 os_free(wpa_s->manual_sched_scan_freqs);
271 if (params) {
272 params++;
273 pos = os_strstr(params, "freq=");
274 if (pos)
275 freqs = freq_range_to_channel_list(wpa_s,
276 pos + 5);
277 }
278 wpa_s->manual_sched_scan_freqs = freqs;
279 ret = wpas_start_pno(wpa_s);
280 } else {
281 ret = wpas_stop_pno(wpa_s);
282 }
283 return ret;
284 }
285
286
287 static int wpa_supplicant_ctrl_iface_set(struct wpa_supplicant *wpa_s,
288 char *cmd)
289 {
290 char *value;
291 int ret = 0;
292
293 value = os_strchr(cmd, ' ');
294 if (value == NULL)
295 return -1;
296 *value++ = '\0';
297
298 wpa_printf(MSG_DEBUG, "CTRL_IFACE SET '%s'='%s'", cmd, value);
299 if (os_strcasecmp(cmd, "EAPOL::heldPeriod") == 0) {
300 eapol_sm_configure(wpa_s->eapol,
301 atoi(value), -1, -1, -1);
302 } else if (os_strcasecmp(cmd, "EAPOL::authPeriod") == 0) {
303 eapol_sm_configure(wpa_s->eapol,
304 -1, atoi(value), -1, -1);
305 } else if (os_strcasecmp(cmd, "EAPOL::startPeriod") == 0) {
306 eapol_sm_configure(wpa_s->eapol,
307 -1, -1, atoi(value), -1);
308 } else if (os_strcasecmp(cmd, "EAPOL::maxStart") == 0) {
309 eapol_sm_configure(wpa_s->eapol,
310 -1, -1, -1, atoi(value));
311 } else if (os_strcasecmp(cmd, "dot11RSNAConfigPMKLifetime") == 0) {
312 if (wpa_sm_set_param(wpa_s->wpa, RSNA_PMK_LIFETIME,
313 atoi(value)))
314 ret = -1;
315 } else if (os_strcasecmp(cmd, "dot11RSNAConfigPMKReauthThreshold") ==
316 0) {
317 if (wpa_sm_set_param(wpa_s->wpa, RSNA_PMK_REAUTH_THRESHOLD,
318 atoi(value)))
319 ret = -1;
320 } else if (os_strcasecmp(cmd, "dot11RSNAConfigSATimeout") == 0) {
321 if (wpa_sm_set_param(wpa_s->wpa, RSNA_SA_TIMEOUT, atoi(value)))
322 ret = -1;
323 } else if (os_strcasecmp(cmd, "wps_fragment_size") == 0) {
324 wpa_s->wps_fragment_size = atoi(value);
325 #ifdef CONFIG_WPS_TESTING
326 } else if (os_strcasecmp(cmd, "wps_version_number") == 0) {
327 long int val;
328 val = strtol(value, NULL, 0);
329 if (val < 0 || val > 0xff) {
330 ret = -1;
331 wpa_printf(MSG_DEBUG, "WPS: Invalid "
332 "wps_version_number %ld", val);
333 } else {
334 wps_version_number = val;
335 wpa_printf(MSG_DEBUG, "WPS: Testing - force WPS "
336 "version %u.%u",
337 (wps_version_number & 0xf0) >> 4,
338 wps_version_number & 0x0f);
339 }
340 } else if (os_strcasecmp(cmd, "wps_testing_dummy_cred") == 0) {
341 wps_testing_dummy_cred = atoi(value);
342 wpa_printf(MSG_DEBUG, "WPS: Testing - dummy_cred=%d",
343 wps_testing_dummy_cred);
344 } else if (os_strcasecmp(cmd, "wps_corrupt_pkhash") == 0) {
345 wps_corrupt_pkhash = atoi(value);
346 wpa_printf(MSG_DEBUG, "WPS: Testing - wps_corrupt_pkhash=%d",
347 wps_corrupt_pkhash);
348 #endif /* CONFIG_WPS_TESTING */
349 } else if (os_strcasecmp(cmd, "ampdu") == 0) {
350 if (wpa_drv_ampdu(wpa_s, atoi(value)) < 0)
351 ret = -1;
352 #ifdef CONFIG_TDLS
353 #ifdef CONFIG_TDLS_TESTING
354 } else if (os_strcasecmp(cmd, "tdls_testing") == 0) {
355 extern unsigned int tdls_testing;
356 tdls_testing = strtol(value, NULL, 0);
357 wpa_printf(MSG_DEBUG, "TDLS: tdls_testing=0x%x", tdls_testing);
358 #endif /* CONFIG_TDLS_TESTING */
359 } else if (os_strcasecmp(cmd, "tdls_disabled") == 0) {
360 int disabled = atoi(value);
361 wpa_printf(MSG_DEBUG, "TDLS: tdls_disabled=%d", disabled);
362 if (disabled) {
363 if (wpa_drv_tdls_oper(wpa_s, TDLS_DISABLE, NULL) < 0)
364 ret = -1;
365 } else if (wpa_drv_tdls_oper(wpa_s, TDLS_ENABLE, NULL) < 0)
366 ret = -1;
367 wpa_tdls_enable(wpa_s->wpa, !disabled);
368 #endif /* CONFIG_TDLS */
369 } else if (os_strcasecmp(cmd, "pno") == 0) {
370 ret = wpas_ctrl_pno(wpa_s, value);
371 } else if (os_strcasecmp(cmd, "radio_disabled") == 0) {
372 int disabled = atoi(value);
373 if (wpa_drv_radio_disable(wpa_s, disabled) < 0)
374 ret = -1;
375 else if (disabled)
376 wpa_supplicant_set_state(wpa_s, WPA_INACTIVE);
377 } else if (os_strcasecmp(cmd, "uapsd") == 0) {
378 if (os_strcmp(value, "disable") == 0)
379 wpa_s->set_sta_uapsd = 0;
380 else {
381 int be, bk, vi, vo;
382 char *pos;
383 /* format: BE,BK,VI,VO;max SP Length */
384 be = atoi(value);
385 pos = os_strchr(value, ',');
386 if (pos == NULL)
387 return -1;
388 pos++;
389 bk = atoi(pos);
390 pos = os_strchr(pos, ',');
391 if (pos == NULL)
392 return -1;
393 pos++;
394 vi = atoi(pos);
395 pos = os_strchr(pos, ',');
396 if (pos == NULL)
397 return -1;
398 pos++;
399 vo = atoi(pos);
400 /* ignore max SP Length for now */
401
402 wpa_s->set_sta_uapsd = 1;
403 wpa_s->sta_uapsd = 0;
404 if (be)
405 wpa_s->sta_uapsd |= BIT(0);
406 if (bk)
407 wpa_s->sta_uapsd |= BIT(1);
408 if (vi)
409 wpa_s->sta_uapsd |= BIT(2);
410 if (vo)
411 wpa_s->sta_uapsd |= BIT(3);
412 }
413 } else if (os_strcasecmp(cmd, "ps") == 0) {
414 ret = wpa_drv_set_p2p_powersave(wpa_s, atoi(value), -1, -1);
415 #ifdef CONFIG_WIFI_DISPLAY
416 } else if (os_strcasecmp(cmd, "wifi_display") == 0) {
417 int enabled = !!atoi(value);
418 if (enabled && !wpa_s->global->p2p)
419 ret = -1;
420 else
421 wifi_display_enable(wpa_s->global, enabled);
422 #endif /* CONFIG_WIFI_DISPLAY */
423 } else if (os_strcasecmp(cmd, "bssid_filter") == 0) {
424 ret = set_bssid_filter(wpa_s, value);
425 } else if (os_strcasecmp(cmd, "disallow_aps") == 0) {
426 ret = set_disallow_aps(wpa_s, value);
427 } else if (os_strcasecmp(cmd, "no_keep_alive") == 0) {
428 wpa_s->no_keep_alive = !!atoi(value);
429 #ifdef CONFIG_TESTING_OPTIONS
430 } else if (os_strcasecmp(cmd, "ext_mgmt_frame_handling") == 0) {
431 wpa_s->ext_mgmt_frame_handling = !!atoi(value);
432 } else if (os_strcasecmp(cmd, "ext_eapol_frame_io") == 0) {
433 wpa_s->ext_eapol_frame_io = !!atoi(value);
434 #ifdef CONFIG_AP
435 if (wpa_s->ap_iface) {
436 wpa_s->ap_iface->bss[0]->ext_eapol_frame_io =
437 wpa_s->ext_eapol_frame_io;
438 }
439 #endif /* CONFIG_AP */
440 } else if (os_strcasecmp(cmd, "extra_roc_dur") == 0) {
441 wpa_s->extra_roc_dur = atoi(value);
442 } else if (os_strcasecmp(cmd, "test_failure") == 0) {
443 wpa_s->test_failure = atoi(value);
444 #endif /* CONFIG_TESTING_OPTIONS */
445 #ifndef CONFIG_NO_CONFIG_BLOBS
446 } else if (os_strcmp(cmd, "blob") == 0) {
447 ret = wpas_ctrl_set_blob(wpa_s, value);
448 #endif /* CONFIG_NO_CONFIG_BLOBS */
449 } else if (os_strcasecmp(cmd, "setband") == 0) {
450 if (os_strcmp(value, "AUTO") == 0)
451 wpa_s->setband = WPA_SETBAND_AUTO;
452 else if (os_strcmp(value, "5G") == 0)
453 wpa_s->setband = WPA_SETBAND_5G;
454 else if (os_strcmp(value, "2G") == 0)
455 wpa_s->setband = WPA_SETBAND_2G;
456 else
457 ret = -1;
458 } else {
459 value[-1] = '=';
460 ret = wpa_config_process_global(wpa_s->conf, cmd, -1);
461 if (ret == 0)
462 wpa_supplicant_update_config(wpa_s);
463 }
464
465 return ret;
466 }
467
468
469 static int wpa_supplicant_ctrl_iface_get(struct wpa_supplicant *wpa_s,
470 char *cmd, char *buf, size_t buflen)
471 {
472 int res = -1;
473
474 wpa_printf(MSG_DEBUG, "CTRL_IFACE GET '%s'", cmd);
475
476 if (os_strcmp(cmd, "version") == 0) {
477 res = os_snprintf(buf, buflen, "%s", VERSION_STR);
478 } else if (os_strcasecmp(cmd, "country") == 0) {
479 if (wpa_s->conf->country[0] && wpa_s->conf->country[1])
480 res = os_snprintf(buf, buflen, "%c%c",
481 wpa_s->conf->country[0],
482 wpa_s->conf->country[1]);
483 #ifdef CONFIG_WIFI_DISPLAY
484 } else if (os_strcasecmp(cmd, "wifi_display") == 0) {
485 int enabled;
486 if (wpa_s->global->p2p == NULL ||
487 wpa_s->global->p2p_disabled)
488 enabled = 0;
489 else
490 enabled = wpa_s->global->wifi_display;
491 res = os_snprintf(buf, buflen, "%d", enabled);
492 #endif /* CONFIG_WIFI_DISPLAY */
493 #ifdef CONFIG_TESTING_GET_GTK
494 } else if (os_strcmp(cmd, "gtk") == 0) {
495 if (wpa_s->last_gtk_len == 0)
496 return -1;
497 res = wpa_snprintf_hex(buf, buflen, wpa_s->last_gtk,
498 wpa_s->last_gtk_len);
499 return res;
500 #endif /* CONFIG_TESTING_GET_GTK */
501 } else if (os_strcmp(cmd, "tls_library") == 0) {
502 res = tls_get_library_version(buf, buflen);
503 } else {
504 res = wpa_config_get_value(cmd, wpa_s->conf, buf, buflen);
505 }
506
507 if (os_snprintf_error(buflen, res))
508 return -1;
509 return res;
510 }
511
512
513 #ifdef IEEE8021X_EAPOL
514 static int wpa_supplicant_ctrl_iface_preauth(struct wpa_supplicant *wpa_s,
515 char *addr)
516 {
517 u8 bssid[ETH_ALEN];
518 struct wpa_ssid *ssid = wpa_s->current_ssid;
519
520 if (hwaddr_aton(addr, bssid)) {
521 wpa_printf(MSG_DEBUG, "CTRL_IFACE PREAUTH: invalid address "
522 "'%s'", addr);
523 return -1;
524 }
525
526 wpa_printf(MSG_DEBUG, "CTRL_IFACE PREAUTH " MACSTR, MAC2STR(bssid));
527 rsn_preauth_deinit(wpa_s->wpa);
528 if (rsn_preauth_init(wpa_s->wpa, bssid, ssid ? &ssid->eap : NULL))
529 return -1;
530
531 return 0;
532 }
533 #endif /* IEEE8021X_EAPOL */
534
535
536 #ifdef CONFIG_PEERKEY
537 /* MLME-STKSTART.request(peer) */
538 static int wpa_supplicant_ctrl_iface_stkstart(
539 struct wpa_supplicant *wpa_s, char *addr)
540 {
541 u8 peer[ETH_ALEN];
542
543 if (hwaddr_aton(addr, peer)) {
544 wpa_printf(MSG_DEBUG, "CTRL_IFACE STKSTART: invalid "
545 "address '%s'", addr);
546 return -1;
547 }
548
549 wpa_printf(MSG_DEBUG, "CTRL_IFACE STKSTART " MACSTR,
550 MAC2STR(peer));
551
552 return wpa_sm_stkstart(wpa_s->wpa, peer);
553 }
554 #endif /* CONFIG_PEERKEY */
555
556
557 #ifdef CONFIG_TDLS
558
559 static int wpa_supplicant_ctrl_iface_tdls_discover(
560 struct wpa_supplicant *wpa_s, char *addr)
561 {
562 u8 peer[ETH_ALEN];
563 int ret;
564
565 if (hwaddr_aton(addr, peer)) {
566 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_DISCOVER: invalid "
567 "address '%s'", addr);
568 return -1;
569 }
570
571 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_DISCOVER " MACSTR,
572 MAC2STR(peer));
573
574 if (wpa_tdls_is_external_setup(wpa_s->wpa))
575 ret = wpa_tdls_send_discovery_request(wpa_s->wpa, peer);
576 else
577 ret = wpa_drv_tdls_oper(wpa_s, TDLS_DISCOVERY_REQ, peer);
578
579 return ret;
580 }
581
582
583 static int wpa_supplicant_ctrl_iface_tdls_setup(
584 struct wpa_supplicant *wpa_s, char *addr)
585 {
586 u8 peer[ETH_ALEN];
587 int ret;
588
589 if (hwaddr_aton(addr, peer)) {
590 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_SETUP: invalid "
591 "address '%s'", addr);
592 return -1;
593 }
594
595 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_SETUP " MACSTR,
596 MAC2STR(peer));
597
598 if ((wpa_s->conf->tdls_external_control) &&
599 wpa_tdls_is_external_setup(wpa_s->wpa))
600 return wpa_drv_tdls_oper(wpa_s, TDLS_SETUP, peer);
601
602 wpa_tdls_remove(wpa_s->wpa, peer);
603
604 if (wpa_tdls_is_external_setup(wpa_s->wpa))
605 ret = wpa_tdls_start(wpa_s->wpa, peer);
606 else
607 ret = wpa_drv_tdls_oper(wpa_s, TDLS_SETUP, peer);
608
609 return ret;
610 }
611
612
613 static int wpa_supplicant_ctrl_iface_tdls_teardown(
614 struct wpa_supplicant *wpa_s, char *addr)
615 {
616 u8 peer[ETH_ALEN];
617 int ret;
618
619 if (os_strcmp(addr, "*") == 0) {
620 /* remove everyone */
621 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_TEARDOWN *");
622 wpa_tdls_teardown_peers(wpa_s->wpa);
623 return 0;
624 }
625
626 if (hwaddr_aton(addr, peer)) {
627 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_TEARDOWN: invalid "
628 "address '%s'", addr);
629 return -1;
630 }
631
632 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_TEARDOWN " MACSTR,
633 MAC2STR(peer));
634
635 if ((wpa_s->conf->tdls_external_control) &&
636 wpa_tdls_is_external_setup(wpa_s->wpa))
637 return wpa_drv_tdls_oper(wpa_s, TDLS_TEARDOWN, peer);
638
639 if (wpa_tdls_is_external_setup(wpa_s->wpa))
640 ret = wpa_tdls_teardown_link(
641 wpa_s->wpa, peer,
642 WLAN_REASON_TDLS_TEARDOWN_UNSPECIFIED);
643 else
644 ret = wpa_drv_tdls_oper(wpa_s, TDLS_TEARDOWN, peer);
645
646 return ret;
647 }
648
649
650 static int ctrl_iface_get_capability_tdls(
651 struct wpa_supplicant *wpa_s, char *buf, size_t buflen)
652 {
653 int ret;
654
655 ret = os_snprintf(buf, buflen, "%s\n",
656 wpa_s->drv_flags & WPA_DRIVER_FLAGS_TDLS_SUPPORT ?
657 (wpa_s->drv_flags &
658 WPA_DRIVER_FLAGS_TDLS_EXTERNAL_SETUP ?
659 "EXTERNAL" : "INTERNAL") : "UNSUPPORTED");
660 if (os_snprintf_error(buflen, ret))
661 return -1;
662 return ret;
663 }
664
665
666 static int wpa_supplicant_ctrl_iface_tdls_chan_switch(
667 struct wpa_supplicant *wpa_s, char *cmd)
668 {
669 u8 peer[ETH_ALEN];
670 struct hostapd_freq_params freq_params;
671 u8 oper_class;
672 char *pos, *end;
673
674 if (!wpa_tdls_is_external_setup(wpa_s->wpa)) {
675 wpa_printf(MSG_INFO,
676 "tdls_chanswitch: Only supported with external setup");
677 return -1;
678 }
679
680 os_memset(&freq_params, 0, sizeof(freq_params));
681
682 pos = os_strchr(cmd, ' ');
683 if (pos == NULL)
684 return -1;
685 *pos++ = '\0';
686
687 oper_class = strtol(pos, &end, 10);
688 if (pos == end) {
689 wpa_printf(MSG_INFO,
690 "tdls_chanswitch: Invalid op class provided");
691 return -1;
692 }
693
694 pos = end;
695 freq_params.freq = atoi(pos);
696 if (freq_params.freq == 0) {
697 wpa_printf(MSG_INFO, "tdls_chanswitch: Invalid freq provided");
698 return -1;
699 }
700
701 #define SET_FREQ_SETTING(str) \
702 do { \
703 const char *pos2 = os_strstr(pos, " " #str "="); \
704 if (pos2) { \
705 pos2 += sizeof(" " #str "=") - 1; \
706 freq_params.str = atoi(pos2); \
707 } \
708 } while (0)
709
710 SET_FREQ_SETTING(center_freq1);
711 SET_FREQ_SETTING(center_freq2);
712 SET_FREQ_SETTING(bandwidth);
713 SET_FREQ_SETTING(sec_channel_offset);
714 #undef SET_FREQ_SETTING
715
716 freq_params.ht_enabled = !!os_strstr(pos, " ht");
717 freq_params.vht_enabled = !!os_strstr(pos, " vht");
718
719 if (hwaddr_aton(cmd, peer)) {
720 wpa_printf(MSG_DEBUG,
721 "CTRL_IFACE TDLS_CHAN_SWITCH: Invalid address '%s'",
722 cmd);
723 return -1;
724 }
725
726 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_CHAN_SWITCH " MACSTR
727 " OP CLASS %d FREQ %d CENTER1 %d CENTER2 %d BW %d SEC_OFFSET %d%s%s",
728 MAC2STR(peer), oper_class, freq_params.freq,
729 freq_params.center_freq1, freq_params.center_freq2,
730 freq_params.bandwidth, freq_params.sec_channel_offset,
731 freq_params.ht_enabled ? " HT" : "",
732 freq_params.vht_enabled ? " VHT" : "");
733
734 return wpa_tdls_enable_chan_switch(wpa_s->wpa, peer, oper_class,
735 &freq_params);
736 }
737
738
739 static int wpa_supplicant_ctrl_iface_tdls_cancel_chan_switch(
740 struct wpa_supplicant *wpa_s, char *cmd)
741 {
742 u8 peer[ETH_ALEN];
743
744 if (!wpa_tdls_is_external_setup(wpa_s->wpa)) {
745 wpa_printf(MSG_INFO,
746 "tdls_chanswitch: Only supported with external setup");
747 return -1;
748 }
749
750 if (hwaddr_aton(cmd, peer)) {
751 wpa_printf(MSG_DEBUG,
752 "CTRL_IFACE TDLS_CANCEL_CHAN_SWITCH: Invalid address '%s'",
753 cmd);
754 return -1;
755 }
756
757 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_CANCEL_CHAN_SWITCH " MACSTR,
758 MAC2STR(peer));
759
760 return wpa_tdls_disable_chan_switch(wpa_s->wpa, peer);
761 }
762
763
764 static int wpa_supplicant_ctrl_iface_tdls_link_status(
765 struct wpa_supplicant *wpa_s, const char *addr,
766 char *buf, size_t buflen)
767 {
768 u8 peer[ETH_ALEN];
769 const char *tdls_status;
770 int ret;
771
772 if (hwaddr_aton(addr, peer)) {
773 wpa_printf(MSG_DEBUG,
774 "CTRL_IFACE TDLS_LINK_STATUS: Invalid address '%s'",
775 addr);
776 return -1;
777 }
778 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_LINK_STATUS " MACSTR,
779 MAC2STR(peer));
780
781 tdls_status = wpa_tdls_get_link_status(wpa_s->wpa, peer);
782 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_LINK_STATUS: %s", tdls_status);
783 ret = os_snprintf(buf, buflen, "TDLS link status: %s\n", tdls_status);
784 if (os_snprintf_error(buflen, ret))
785 return -1;
786
787 return ret;
788 }
789
790 #endif /* CONFIG_TDLS */
791
792
793 static int wmm_ac_ctrl_addts(struct wpa_supplicant *wpa_s, char *cmd)
794 {
795 char *token, *context = NULL;
796 struct wmm_ac_ts_setup_params params = {
797 .tsid = 0xff,
798 .direction = 0xff,
799 };
800
801 while ((token = str_token(cmd, " ", &context))) {
802 if (sscanf(token, "tsid=%i", &params.tsid) == 1 ||
803 sscanf(token, "up=%i", &params.user_priority) == 1 ||
804 sscanf(token, "nominal_msdu_size=%i",
805 &params.nominal_msdu_size) == 1 ||
806 sscanf(token, "mean_data_rate=%i",
807 &params.mean_data_rate) == 1 ||
808 sscanf(token, "min_phy_rate=%i",
809 &params.minimum_phy_rate) == 1 ||
810 sscanf(token, "sba=%i",
811 &params.surplus_bandwidth_allowance) == 1)
812 continue;
813
814 if (os_strcasecmp(token, "downlink") == 0) {
815 params.direction = WMM_TSPEC_DIRECTION_DOWNLINK;
816 } else if (os_strcasecmp(token, "uplink") == 0) {
817 params.direction = WMM_TSPEC_DIRECTION_UPLINK;
818 } else if (os_strcasecmp(token, "bidi") == 0) {
819 params.direction = WMM_TSPEC_DIRECTION_BI_DIRECTIONAL;
820 } else if (os_strcasecmp(token, "fixed_nominal_msdu") == 0) {
821 params.fixed_nominal_msdu = 1;
822 } else {
823 wpa_printf(MSG_DEBUG,
824 "CTRL: Invalid WMM_AC_ADDTS parameter: '%s'",
825 token);
826 return -1;
827 }
828
829 }
830
831 return wpas_wmm_ac_addts(wpa_s, &params);
832 }
833
834
835 static int wmm_ac_ctrl_delts(struct wpa_supplicant *wpa_s, char *cmd)
836 {
837 u8 tsid = atoi(cmd);
838
839 return wpas_wmm_ac_delts(wpa_s, tsid);
840 }
841
842
843 #ifdef CONFIG_IEEE80211R
844 static int wpa_supplicant_ctrl_iface_ft_ds(
845 struct wpa_supplicant *wpa_s, char *addr)
846 {
847 u8 target_ap[ETH_ALEN];
848 struct wpa_bss *bss;
849 const u8 *mdie;
850
851 if (hwaddr_aton(addr, target_ap)) {
852 wpa_printf(MSG_DEBUG, "CTRL_IFACE FT_DS: invalid "
853 "address '%s'", addr);
854 return -1;
855 }
856
857 wpa_printf(MSG_DEBUG, "CTRL_IFACE FT_DS " MACSTR, MAC2STR(target_ap));
858
859 bss = wpa_bss_get_bssid(wpa_s, target_ap);
860 if (bss)
861 mdie = wpa_bss_get_ie(bss, WLAN_EID_MOBILITY_DOMAIN);
862 else
863 mdie = NULL;
864
865 return wpa_ft_start_over_ds(wpa_s->wpa, target_ap, mdie);
866 }
867 #endif /* CONFIG_IEEE80211R */
868
869
870 #ifdef CONFIG_WPS
871 static int wpa_supplicant_ctrl_iface_wps_pbc(struct wpa_supplicant *wpa_s,
872 char *cmd)
873 {
874 u8 bssid[ETH_ALEN], *_bssid = bssid;
875 #ifdef CONFIG_P2P
876 u8 p2p_dev_addr[ETH_ALEN];
877 #endif /* CONFIG_P2P */
878 #ifdef CONFIG_AP
879 u8 *_p2p_dev_addr = NULL;
880 #endif /* CONFIG_AP */
881
882 if (cmd == NULL || os_strcmp(cmd, "any") == 0) {
883 _bssid = NULL;
884 #ifdef CONFIG_P2P
885 } else if (os_strncmp(cmd, "p2p_dev_addr=", 13) == 0) {
886 if (hwaddr_aton(cmd + 13, p2p_dev_addr)) {
887 wpa_printf(MSG_DEBUG, "CTRL_IFACE WPS_PBC: invalid "
888 "P2P Device Address '%s'",
889 cmd + 13);
890 return -1;
891 }
892 _p2p_dev_addr = p2p_dev_addr;
893 #endif /* CONFIG_P2P */
894 } else if (hwaddr_aton(cmd, bssid)) {
895 wpa_printf(MSG_DEBUG, "CTRL_IFACE WPS_PBC: invalid BSSID '%s'",
896 cmd);
897 return -1;
898 }
899
900 #ifdef CONFIG_AP
901 if (wpa_s->ap_iface)
902 return wpa_supplicant_ap_wps_pbc(wpa_s, _bssid, _p2p_dev_addr);
903 #endif /* CONFIG_AP */
904
905 return wpas_wps_start_pbc(wpa_s, _bssid, 0);
906 }
907
908
909 static int wpa_supplicant_ctrl_iface_wps_pin(struct wpa_supplicant *wpa_s,
910 char *cmd, char *buf,
911 size_t buflen)
912 {
913 u8 bssid[ETH_ALEN], *_bssid = bssid;
914 char *pin;
915 int ret;
916
917 pin = os_strchr(cmd, ' ');
918 if (pin)
919 *pin++ = '\0';
920
921 if (os_strcmp(cmd, "any") == 0)
922 _bssid = NULL;
923 else if (os_strcmp(cmd, "get") == 0) {
924 ret = wps_generate_pin();
925 goto done;
926 } else if (hwaddr_aton(cmd, bssid)) {
927 wpa_printf(MSG_DEBUG, "CTRL_IFACE WPS_PIN: invalid BSSID '%s'",
928 cmd);
929 return -1;
930 }
931
932 #ifdef CONFIG_AP
933 if (wpa_s->ap_iface) {
934 int timeout = 0;
935 char *pos;
936
937 if (pin) {
938 pos = os_strchr(pin, ' ');
939 if (pos) {
940 *pos++ = '\0';
941 timeout = atoi(pos);
942 }
943 }
944
945 return wpa_supplicant_ap_wps_pin(wpa_s, _bssid, pin,
946 buf, buflen, timeout);
947 }
948 #endif /* CONFIG_AP */
949
950 if (pin) {
951 ret = wpas_wps_start_pin(wpa_s, _bssid, pin, 0,
952 DEV_PW_DEFAULT);
953 if (ret < 0)
954 return -1;
955 ret = os_snprintf(buf, buflen, "%s", pin);
956 if (os_snprintf_error(buflen, ret))
957 return -1;
958 return ret;
959 }
960
961 ret = wpas_wps_start_pin(wpa_s, _bssid, NULL, 0, DEV_PW_DEFAULT);
962 if (ret < 0)
963 return -1;
964
965 done:
966 /* Return the generated PIN */
967 ret = os_snprintf(buf, buflen, "%08d", ret);
968 if (os_snprintf_error(buflen, ret))
969 return -1;
970 return ret;
971 }
972
973
974 static int wpa_supplicant_ctrl_iface_wps_check_pin(
975 struct wpa_supplicant *wpa_s, char *cmd, char *buf, size_t buflen)
976 {
977 char pin[9];
978 size_t len;
979 char *pos;
980 int ret;
981
982 wpa_hexdump_ascii_key(MSG_DEBUG, "WPS_CHECK_PIN",
983 (u8 *) cmd, os_strlen(cmd));
984 for (pos = cmd, len = 0; *pos != '\0'; pos++) {
985 if (*pos < '0' || *pos > '9')
986 continue;
987 pin[len++] = *pos;
988 if (len == 9) {
989 wpa_printf(MSG_DEBUG, "WPS: Too long PIN");
990 return -1;
991 }
992 }
993 if (len != 4 && len != 8) {
994 wpa_printf(MSG_DEBUG, "WPS: Invalid PIN length %d", (int) len);
995 return -1;
996 }
997 pin[len] = '\0';
998
999 if (len == 8) {
1000 unsigned int pin_val;
1001 pin_val = atoi(pin);
1002 if (!wps_pin_valid(pin_val)) {
1003 wpa_printf(MSG_DEBUG, "WPS: Invalid checksum digit");
1004 ret = os_snprintf(buf, buflen, "FAIL-CHECKSUM\n");
1005 if (os_snprintf_error(buflen, ret))
1006 return -1;
1007 return ret;
1008 }
1009 }
1010
1011 ret = os_snprintf(buf, buflen, "%s", pin);
1012 if (os_snprintf_error(buflen, ret))
1013 return -1;
1014
1015 return ret;
1016 }
1017
1018
1019 #ifdef CONFIG_WPS_NFC
1020
1021 static int wpa_supplicant_ctrl_iface_wps_nfc(struct wpa_supplicant *wpa_s,
1022 char *cmd)
1023 {
1024 u8 bssid[ETH_ALEN], *_bssid = bssid;
1025
1026 if (cmd == NULL || cmd[0] == '\0')
1027 _bssid = NULL;
1028 else if (hwaddr_aton(cmd, bssid))
1029 return -1;
1030
1031 return wpas_wps_start_nfc(wpa_s, NULL, _bssid, NULL, 0, 0, NULL, NULL,
1032 0, 0);
1033 }
1034
1035
1036 static int wpa_supplicant_ctrl_iface_wps_nfc_config_token(
1037 struct wpa_supplicant *wpa_s, char *cmd, char *reply, size_t max_len)
1038 {
1039 int ndef;
1040 struct wpabuf *buf;
1041 int res;
1042 char *pos;
1043
1044 pos = os_strchr(cmd, ' ');
1045 if (pos)
1046 *pos++ = '\0';
1047 if (os_strcmp(cmd, "WPS") == 0)
1048 ndef = 0;
1049 else if (os_strcmp(cmd, "NDEF") == 0)
1050 ndef = 1;
1051 else
1052 return -1;
1053
1054 buf = wpas_wps_nfc_config_token(wpa_s, ndef, pos);
1055 if (buf == NULL)
1056 return -1;
1057
1058 res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
1059 wpabuf_len(buf));
1060 reply[res++] = '\n';
1061 reply[res] = '\0';
1062
1063 wpabuf_free(buf);
1064
1065 return res;
1066 }
1067
1068
1069 static int wpa_supplicant_ctrl_iface_wps_nfc_token(
1070 struct wpa_supplicant *wpa_s, char *cmd, char *reply, size_t max_len)
1071 {
1072 int ndef;
1073 struct wpabuf *buf;
1074 int res;
1075
1076 if (os_strcmp(cmd, "WPS") == 0)
1077 ndef = 0;
1078 else if (os_strcmp(cmd, "NDEF") == 0)
1079 ndef = 1;
1080 else
1081 return -1;
1082
1083 buf = wpas_wps_nfc_token(wpa_s, ndef);
1084 if (buf == NULL)
1085 return -1;
1086
1087 res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
1088 wpabuf_len(buf));
1089 reply[res++] = '\n';
1090 reply[res] = '\0';
1091
1092 wpabuf_free(buf);
1093
1094 return res;
1095 }
1096
1097
1098 static int wpa_supplicant_ctrl_iface_wps_nfc_tag_read(
1099 struct wpa_supplicant *wpa_s, char *pos)
1100 {
1101 size_t len;
1102 struct wpabuf *buf;
1103 int ret;
1104 char *freq;
1105 int forced_freq = 0;
1106
1107 freq = strstr(pos, " freq=");
1108 if (freq) {
1109 *freq = '\0';
1110 freq += 6;
1111 forced_freq = atoi(freq);
1112 }
1113
1114 len = os_strlen(pos);
1115 if (len & 0x01)
1116 return -1;
1117 len /= 2;
1118
1119 buf = wpabuf_alloc(len);
1120 if (buf == NULL)
1121 return -1;
1122 if (hexstr2bin(pos, wpabuf_put(buf, len), len) < 0) {
1123 wpabuf_free(buf);
1124 return -1;
1125 }
1126
1127 ret = wpas_wps_nfc_tag_read(wpa_s, buf, forced_freq);
1128 wpabuf_free(buf);
1129
1130 return ret;
1131 }
1132
1133
1134 static int wpas_ctrl_nfc_get_handover_req_wps(struct wpa_supplicant *wpa_s,
1135 char *reply, size_t max_len,
1136 int ndef)
1137 {
1138 struct wpabuf *buf;
1139 int res;
1140
1141 buf = wpas_wps_nfc_handover_req(wpa_s, ndef);
1142 if (buf == NULL)
1143 return -1;
1144
1145 res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
1146 wpabuf_len(buf));
1147 reply[res++] = '\n';
1148 reply[res] = '\0';
1149
1150 wpabuf_free(buf);
1151
1152 return res;
1153 }
1154
1155
1156 #ifdef CONFIG_P2P
1157 static int wpas_ctrl_nfc_get_handover_req_p2p(struct wpa_supplicant *wpa_s,
1158 char *reply, size_t max_len,
1159 int ndef)
1160 {
1161 struct wpabuf *buf;
1162 int res;
1163
1164 buf = wpas_p2p_nfc_handover_req(wpa_s, ndef);
1165 if (buf == NULL) {
1166 wpa_printf(MSG_DEBUG, "P2P: Could not generate NFC handover request");
1167 return -1;
1168 }
1169
1170 res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
1171 wpabuf_len(buf));
1172 reply[res++] = '\n';
1173 reply[res] = '\0';
1174
1175 wpabuf_free(buf);
1176
1177 return res;
1178 }
1179 #endif /* CONFIG_P2P */
1180
1181
1182 static int wpas_ctrl_nfc_get_handover_req(struct wpa_supplicant *wpa_s,
1183 char *cmd, char *reply,
1184 size_t max_len)
1185 {
1186 char *pos;
1187 int ndef;
1188
1189 pos = os_strchr(cmd, ' ');
1190 if (pos == NULL)
1191 return -1;
1192 *pos++ = '\0';
1193
1194 if (os_strcmp(cmd, "WPS") == 0)
1195 ndef = 0;
1196 else if (os_strcmp(cmd, "NDEF") == 0)
1197 ndef = 1;
1198 else
1199 return -1;
1200
1201 if (os_strcmp(pos, "WPS") == 0 || os_strcmp(pos, "WPS-CR") == 0) {
1202 if (!ndef)
1203 return -1;
1204 return wpas_ctrl_nfc_get_handover_req_wps(
1205 wpa_s, reply, max_len, ndef);
1206 }
1207
1208 #ifdef CONFIG_P2P
1209 if (os_strcmp(pos, "P2P-CR") == 0) {
1210 return wpas_ctrl_nfc_get_handover_req_p2p(
1211 wpa_s, reply, max_len, ndef);
1212 }
1213 #endif /* CONFIG_P2P */
1214
1215 return -1;
1216 }
1217
1218
1219 static int wpas_ctrl_nfc_get_handover_sel_wps(struct wpa_supplicant *wpa_s,
1220 char *reply, size_t max_len,
1221 int ndef, int cr, char *uuid)
1222 {
1223 struct wpabuf *buf;
1224 int res;
1225
1226 buf = wpas_wps_nfc_handover_sel(wpa_s, ndef, cr, uuid);
1227 if (buf == NULL)
1228 return -1;
1229
1230 res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
1231 wpabuf_len(buf));
1232 reply[res++] = '\n';
1233 reply[res] = '\0';
1234
1235 wpabuf_free(buf);
1236
1237 return res;
1238 }
1239
1240
1241 #ifdef CONFIG_P2P
1242 static int wpas_ctrl_nfc_get_handover_sel_p2p(struct wpa_supplicant *wpa_s,
1243 char *reply, size_t max_len,
1244 int ndef, int tag)
1245 {
1246 struct wpabuf *buf;
1247 int res;
1248
1249 buf = wpas_p2p_nfc_handover_sel(wpa_s, ndef, tag);
1250 if (buf == NULL)
1251 return -1;
1252
1253 res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
1254 wpabuf_len(buf));
1255 reply[res++] = '\n';
1256 reply[res] = '\0';
1257
1258 wpabuf_free(buf);
1259
1260 return res;
1261 }
1262 #endif /* CONFIG_P2P */
1263
1264
1265 static int wpas_ctrl_nfc_get_handover_sel(struct wpa_supplicant *wpa_s,
1266 char *cmd, char *reply,
1267 size_t max_len)
1268 {
1269 char *pos, *pos2;
1270 int ndef;
1271
1272 pos = os_strchr(cmd, ' ');
1273 if (pos == NULL)
1274 return -1;
1275 *pos++ = '\0';
1276
1277 if (os_strcmp(cmd, "WPS") == 0)
1278 ndef = 0;
1279 else if (os_strcmp(cmd, "NDEF") == 0)
1280 ndef = 1;
1281 else
1282 return -1;
1283
1284 pos2 = os_strchr(pos, ' ');
1285 if (pos2)
1286 *pos2++ = '\0';
1287 if (os_strcmp(pos, "WPS") == 0 || os_strcmp(pos, "WPS-CR") == 0) {
1288 if (!ndef)
1289 return -1;
1290 return wpas_ctrl_nfc_get_handover_sel_wps(
1291 wpa_s, reply, max_len, ndef,
1292 os_strcmp(pos, "WPS-CR") == 0, pos2);
1293 }
1294
1295 #ifdef CONFIG_P2P
1296 if (os_strcmp(pos, "P2P-CR") == 0) {
1297 return wpas_ctrl_nfc_get_handover_sel_p2p(
1298 wpa_s, reply, max_len, ndef, 0);
1299 }
1300
1301 if (os_strcmp(pos, "P2P-CR-TAG") == 0) {
1302 return wpas_ctrl_nfc_get_handover_sel_p2p(
1303 wpa_s, reply, max_len, ndef, 1);
1304 }
1305 #endif /* CONFIG_P2P */
1306
1307 return -1;
1308 }
1309
1310
1311 static int wpas_ctrl_nfc_report_handover(struct wpa_supplicant *wpa_s,
1312 char *cmd)
1313 {
1314 size_t len;
1315 struct wpabuf *req, *sel;
1316 int ret;
1317 char *pos, *role, *type, *pos2;
1318 #ifdef CONFIG_P2P
1319 char *freq;
1320 int forced_freq = 0;
1321
1322 freq = strstr(cmd, " freq=");
1323 if (freq) {
1324 *freq = '\0';
1325 freq += 6;
1326 forced_freq = atoi(freq);
1327 }
1328 #endif /* CONFIG_P2P */
1329
1330 role = cmd;
1331 pos = os_strchr(role, ' ');
1332 if (pos == NULL) {
1333 wpa_printf(MSG_DEBUG, "NFC: Missing type in handover report");
1334 return -1;
1335 }
1336 *pos++ = '\0';
1337
1338 type = pos;
1339 pos = os_strchr(type, ' ');
1340 if (pos == NULL) {
1341 wpa_printf(MSG_DEBUG, "NFC: Missing request message in handover report");
1342 return -1;
1343 }
1344 *pos++ = '\0';
1345
1346 pos2 = os_strchr(pos, ' ');
1347 if (pos2 == NULL) {
1348 wpa_printf(MSG_DEBUG, "NFC: Missing select message in handover report");
1349 return -1;
1350 }
1351 *pos2++ = '\0';
1352
1353 len = os_strlen(pos);
1354 if (len & 0x01) {
1355 wpa_printf(MSG_DEBUG, "NFC: Invalid request message length in handover report");
1356 return -1;
1357 }
1358 len /= 2;
1359
1360 req = wpabuf_alloc(len);
1361 if (req == NULL) {
1362 wpa_printf(MSG_DEBUG, "NFC: Failed to allocate memory for request message");
1363 return -1;
1364 }
1365 if (hexstr2bin(pos, wpabuf_put(req, len), len) < 0) {
1366 wpa_printf(MSG_DEBUG, "NFC: Invalid request message hexdump in handover report");
1367 wpabuf_free(req);
1368 return -1;
1369 }
1370
1371 len = os_strlen(pos2);
1372 if (len & 0x01) {
1373 wpa_printf(MSG_DEBUG, "NFC: Invalid select message length in handover report");
1374 wpabuf_free(req);
1375 return -1;
1376 }
1377 len /= 2;
1378
1379 sel = wpabuf_alloc(len);
1380 if (sel == NULL) {
1381 wpa_printf(MSG_DEBUG, "NFC: Failed to allocate memory for select message");
1382 wpabuf_free(req);
1383 return -1;
1384 }
1385 if (hexstr2bin(pos2, wpabuf_put(sel, len), len) < 0) {
1386 wpa_printf(MSG_DEBUG, "NFC: Invalid select message hexdump in handover report");
1387 wpabuf_free(req);
1388 wpabuf_free(sel);
1389 return -1;
1390 }
1391
1392 wpa_printf(MSG_DEBUG, "NFC: Connection handover reported - role=%s type=%s req_len=%d sel_len=%d",
1393 role, type, (int) wpabuf_len(req), (int) wpabuf_len(sel));
1394
1395 if (os_strcmp(role, "INIT") == 0 && os_strcmp(type, "WPS") == 0) {
1396 ret = wpas_wps_nfc_report_handover(wpa_s, req, sel);
1397 #ifdef CONFIG_AP
1398 } else if (os_strcmp(role, "RESP") == 0 && os_strcmp(type, "WPS") == 0)
1399 {
1400 ret = wpas_ap_wps_nfc_report_handover(wpa_s, req, sel);
1401 if (ret < 0)
1402 ret = wpas_er_wps_nfc_report_handover(wpa_s, req, sel);
1403 #endif /* CONFIG_AP */
1404 #ifdef CONFIG_P2P
1405 } else if (os_strcmp(role, "INIT") == 0 && os_strcmp(type, "P2P") == 0)
1406 {
1407 ret = wpas_p2p_nfc_report_handover(wpa_s, 1, req, sel, 0);
1408 } else if (os_strcmp(role, "RESP") == 0 && os_strcmp(type, "P2P") == 0)
1409 {
1410 ret = wpas_p2p_nfc_report_handover(wpa_s, 0, req, sel,
1411 forced_freq);
1412 #endif /* CONFIG_P2P */
1413 } else {
1414 wpa_printf(MSG_DEBUG, "NFC: Unsupported connection handover "
1415 "reported: role=%s type=%s", role, type);
1416 ret = -1;
1417 }
1418 wpabuf_free(req);
1419 wpabuf_free(sel);
1420
1421 if (ret)
1422 wpa_printf(MSG_DEBUG, "NFC: Failed to process reported handover messages");
1423
1424 return ret;
1425 }
1426
1427 #endif /* CONFIG_WPS_NFC */
1428
1429
1430 static int wpa_supplicant_ctrl_iface_wps_reg(struct wpa_supplicant *wpa_s,
1431 char *cmd)
1432 {
1433 u8 bssid[ETH_ALEN];
1434 char *pin;
1435 char *new_ssid;
1436 char *new_auth;
1437 char *new_encr;
1438 char *new_key;
1439 struct wps_new_ap_settings ap;
1440
1441 pin = os_strchr(cmd, ' ');
1442 if (pin == NULL)
1443 return -1;
1444 *pin++ = '\0';
1445
1446 if (hwaddr_aton(cmd, bssid)) {
1447 wpa_printf(MSG_DEBUG, "CTRL_IFACE WPS_REG: invalid BSSID '%s'",
1448 cmd);
1449 return -1;
1450 }
1451
1452 new_ssid = os_strchr(pin, ' ');
1453 if (new_ssid == NULL)
1454 return wpas_wps_start_reg(wpa_s, bssid, pin, NULL);
1455 *new_ssid++ = '\0';
1456
1457 new_auth = os_strchr(new_ssid, ' ');
1458 if (new_auth == NULL)
1459 return -1;
1460 *new_auth++ = '\0';
1461
1462 new_encr = os_strchr(new_auth, ' ');
1463 if (new_encr == NULL)
1464 return -1;
1465 *new_encr++ = '\0';
1466
1467 new_key = os_strchr(new_encr, ' ');
1468 if (new_key == NULL)
1469 return -1;
1470 *new_key++ = '\0';
1471
1472 os_memset(&ap, 0, sizeof(ap));
1473 ap.ssid_hex = new_ssid;
1474 ap.auth = new_auth;
1475 ap.encr = new_encr;
1476 ap.key_hex = new_key;
1477 return wpas_wps_start_reg(wpa_s, bssid, pin, &ap);
1478 }
1479
1480
1481 #ifdef CONFIG_AP
1482 static int wpa_supplicant_ctrl_iface_wps_ap_pin(struct wpa_supplicant *wpa_s,
1483 char *cmd, char *buf,
1484 size_t buflen)
1485 {
1486 int timeout = 300;
1487 char *pos;
1488 const char *pin_txt;
1489
1490 if (!wpa_s->ap_iface)
1491 return -1;
1492
1493 pos = os_strchr(cmd, ' ');
1494 if (pos)
1495 *pos++ = '\0';
1496
1497 if (os_strcmp(cmd, "disable") == 0) {
1498 wpas_wps_ap_pin_disable(wpa_s);
1499 return os_snprintf(buf, buflen, "OK\n");
1500 }
1501
1502 if (os_strcmp(cmd, "random") == 0) {
1503 if (pos)
1504 timeout = atoi(pos);
1505 pin_txt = wpas_wps_ap_pin_random(wpa_s, timeout);
1506 if (pin_txt == NULL)
1507 return -1;
1508 return os_snprintf(buf, buflen, "%s", pin_txt);
1509 }
1510
1511 if (os_strcmp(cmd, "get") == 0) {
1512 pin_txt = wpas_wps_ap_pin_get(wpa_s);
1513 if (pin_txt == NULL)
1514 return -1;
1515 return os_snprintf(buf, buflen, "%s", pin_txt);
1516 }
1517
1518 if (os_strcmp(cmd, "set") == 0) {
1519 char *pin;
1520 if (pos == NULL)
1521 return -1;
1522 pin = pos;
1523 pos = os_strchr(pos, ' ');
1524 if (pos) {
1525 *pos++ = '\0';
1526 timeout = atoi(pos);
1527 }
1528 if (os_strlen(pin) > buflen)
1529 return -1;
1530 if (wpas_wps_ap_pin_set(wpa_s, pin, timeout) < 0)
1531 return -1;
1532 return os_snprintf(buf, buflen, "%s", pin);
1533 }
1534
1535 return -1;
1536 }
1537 #endif /* CONFIG_AP */
1538
1539
1540 #ifdef CONFIG_WPS_ER
1541 static int wpa_supplicant_ctrl_iface_wps_er_pin(struct wpa_supplicant *wpa_s,
1542 char *cmd)
1543 {
1544 char *uuid = cmd, *pin, *pos;
1545 u8 addr_buf[ETH_ALEN], *addr = NULL;
1546 pin = os_strchr(uuid, ' ');
1547 if (pin == NULL)
1548 return -1;
1549 *pin++ = '\0';
1550 pos = os_strchr(pin, ' ');
1551 if (pos) {
1552 *pos++ = '\0';
1553 if (hwaddr_aton(pos, addr_buf) == 0)
1554 addr = addr_buf;
1555 }
1556 return wpas_wps_er_add_pin(wpa_s, addr, uuid, pin);
1557 }
1558
1559
1560 static int wpa_supplicant_ctrl_iface_wps_er_learn(struct wpa_supplicant *wpa_s,
1561 char *cmd)
1562 {
1563 char *uuid = cmd, *pin;
1564 pin = os_strchr(uuid, ' ');
1565 if (pin == NULL)
1566 return -1;
1567 *pin++ = '\0';
1568 return wpas_wps_er_learn(wpa_s, uuid, pin);
1569 }
1570
1571
1572 static int wpa_supplicant_ctrl_iface_wps_er_set_config(
1573 struct wpa_supplicant *wpa_s, char *cmd)
1574 {
1575 char *uuid = cmd, *id;
1576 id = os_strchr(uuid, ' ');
1577 if (id == NULL)
1578 return -1;
1579 *id++ = '\0';
1580 return wpas_wps_er_set_config(wpa_s, uuid, atoi(id));
1581 }
1582
1583
1584 static int wpa_supplicant_ctrl_iface_wps_er_config(
1585 struct wpa_supplicant *wpa_s, char *cmd)
1586 {
1587 char *pin;
1588 char *new_ssid;
1589 char *new_auth;
1590 char *new_encr;
1591 char *new_key;
1592 struct wps_new_ap_settings ap;
1593
1594 pin = os_strchr(cmd, ' ');
1595 if (pin == NULL)
1596 return -1;
1597 *pin++ = '\0';
1598
1599 new_ssid = os_strchr(pin, ' ');
1600 if (new_ssid == NULL)
1601 return -1;
1602 *new_ssid++ = '\0';
1603
1604 new_auth = os_strchr(new_ssid, ' ');
1605 if (new_auth == NULL)
1606 return -1;
1607 *new_auth++ = '\0';
1608
1609 new_encr = os_strchr(new_auth, ' ');
1610 if (new_encr == NULL)
1611 return -1;
1612 *new_encr++ = '\0';
1613
1614 new_key = os_strchr(new_encr, ' ');
1615 if (new_key == NULL)
1616 return -1;
1617 *new_key++ = '\0';
1618
1619 os_memset(&ap, 0, sizeof(ap));
1620 ap.ssid_hex = new_ssid;
1621 ap.auth = new_auth;
1622 ap.encr = new_encr;
1623 ap.key_hex = new_key;
1624 return wpas_wps_er_config(wpa_s, cmd, pin, &ap);
1625 }
1626
1627
1628 #ifdef CONFIG_WPS_NFC
1629 static int wpa_supplicant_ctrl_iface_wps_er_nfc_config_token(
1630 struct wpa_supplicant *wpa_s, char *cmd, char *reply, size_t max_len)
1631 {
1632 int ndef;
1633 struct wpabuf *buf;
1634 int res;
1635 char *uuid;
1636
1637 uuid = os_strchr(cmd, ' ');
1638 if (uuid == NULL)
1639 return -1;
1640 *uuid++ = '\0';
1641
1642 if (os_strcmp(cmd, "WPS") == 0)
1643 ndef = 0;
1644 else if (os_strcmp(cmd, "NDEF") == 0)
1645 ndef = 1;
1646 else
1647 return -1;
1648
1649 buf = wpas_wps_er_nfc_config_token(wpa_s, ndef, uuid);
1650 if (buf == NULL)
1651 return -1;
1652
1653 res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
1654 wpabuf_len(buf));
1655 reply[res++] = '\n';
1656 reply[res] = '\0';
1657
1658 wpabuf_free(buf);
1659
1660 return res;
1661 }
1662 #endif /* CONFIG_WPS_NFC */
1663 #endif /* CONFIG_WPS_ER */
1664
1665 #endif /* CONFIG_WPS */
1666
1667
1668 #ifdef CONFIG_IBSS_RSN
1669 static int wpa_supplicant_ctrl_iface_ibss_rsn(
1670 struct wpa_supplicant *wpa_s, char *addr)
1671 {
1672 u8 peer[ETH_ALEN];
1673
1674 if (hwaddr_aton(addr, peer)) {
1675 wpa_printf(MSG_DEBUG, "CTRL_IFACE IBSS_RSN: invalid "
1676 "address '%s'", addr);
1677 return -1;
1678 }
1679
1680 wpa_printf(MSG_DEBUG, "CTRL_IFACE IBSS_RSN " MACSTR,
1681 MAC2STR(peer));
1682
1683 return ibss_rsn_start(wpa_s->ibss_rsn, peer);
1684 }
1685 #endif /* CONFIG_IBSS_RSN */
1686
1687
1688 static int wpa_supplicant_ctrl_iface_ctrl_rsp(struct wpa_supplicant *wpa_s,
1689 char *rsp)
1690 {
1691 #ifdef IEEE8021X_EAPOL
1692 char *pos, *id_pos;
1693 int id;
1694 struct wpa_ssid *ssid;
1695
1696 pos = os_strchr(rsp, '-');
1697 if (pos == NULL)
1698 return -1;
1699 *pos++ = '\0';
1700 id_pos = pos;
1701 pos = os_strchr(pos, ':');
1702 if (pos == NULL)
1703 return -1;
1704 *pos++ = '\0';
1705 id = atoi(id_pos);
1706 wpa_printf(MSG_DEBUG, "CTRL_IFACE: field=%s id=%d", rsp, id);
1707 wpa_hexdump_ascii_key(MSG_DEBUG, "CTRL_IFACE: value",
1708 (u8 *) pos, os_strlen(pos));
1709
1710 ssid = wpa_config_get_network(wpa_s->conf, id);
1711 if (ssid == NULL) {
1712 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find SSID id=%d "
1713 "to update", id);
1714 return -1;
1715 }
1716
1717 return wpa_supplicant_ctrl_iface_ctrl_rsp_handle(wpa_s, ssid, rsp,
1718 pos);
1719 #else /* IEEE8021X_EAPOL */
1720 wpa_printf(MSG_DEBUG, "CTRL_IFACE: 802.1X not included");
1721 return -1;
1722 #endif /* IEEE8021X_EAPOL */
1723 }
1724
1725
1726 static int wpa_supplicant_ctrl_iface_status(struct wpa_supplicant *wpa_s,
1727 const char *params,
1728 char *buf, size_t buflen)
1729 {
1730 char *pos, *end, tmp[30];
1731 int res, verbose, wps, ret;
1732 #ifdef CONFIG_HS20
1733 const u8 *hs20;
1734 #endif /* CONFIG_HS20 */
1735 const u8 *sess_id;
1736 size_t sess_id_len;
1737
1738 if (os_strcmp(params, "-DRIVER") == 0)
1739 return wpa_drv_status(wpa_s, buf, buflen);
1740 verbose = os_strcmp(params, "-VERBOSE") == 0;
1741 wps = os_strcmp(params, "-WPS") == 0;
1742 pos = buf;
1743 end = buf + buflen;
1744 if (wpa_s->wpa_state >= WPA_ASSOCIATED) {
1745 struct wpa_ssid *ssid = wpa_s->current_ssid;
1746 ret = os_snprintf(pos, end - pos, "bssid=" MACSTR "\n",
1747 MAC2STR(wpa_s->bssid));
1748 if (os_snprintf_error(end - pos, ret))
1749 return pos - buf;
1750 pos += ret;
1751 ret = os_snprintf(pos, end - pos, "freq=%u\n",
1752 wpa_s->assoc_freq);
1753 if (os_snprintf_error(end - pos, ret))
1754 return pos - buf;
1755 pos += ret;
1756 if (ssid) {
1757 u8 *_ssid = ssid->ssid;
1758 size_t ssid_len = ssid->ssid_len;
1759 u8 ssid_buf[SSID_MAX_LEN];
1760 if (ssid_len == 0) {
1761 int _res = wpa_drv_get_ssid(wpa_s, ssid_buf);
1762 if (_res < 0)
1763 ssid_len = 0;
1764 else
1765 ssid_len = _res;
1766 _ssid = ssid_buf;
1767 }
1768 ret = os_snprintf(pos, end - pos, "ssid=%s\nid=%d\n",
1769 wpa_ssid_txt(_ssid, ssid_len),
1770 ssid->id);
1771 if (os_snprintf_error(end - pos, ret))
1772 return pos - buf;
1773 pos += ret;
1774
1775 if (wps && ssid->passphrase &&
1776 wpa_key_mgmt_wpa_psk(ssid->key_mgmt) &&
1777 (ssid->mode == WPAS_MODE_AP ||
1778 ssid->mode == WPAS_MODE_P2P_GO)) {
1779 ret = os_snprintf(pos, end - pos,
1780 "passphrase=%s\n",
1781 ssid->passphrase);
1782 if (os_snprintf_error(end - pos, ret))
1783 return pos - buf;
1784 pos += ret;
1785 }
1786 if (ssid->id_str) {
1787 ret = os_snprintf(pos, end - pos,
1788 "id_str=%s\n",
1789 ssid->id_str);
1790 if (os_snprintf_error(end - pos, ret))
1791 return pos - buf;
1792 pos += ret;
1793 }
1794
1795 switch (ssid->mode) {
1796 case WPAS_MODE_INFRA:
1797 ret = os_snprintf(pos, end - pos,
1798 "mode=station\n");
1799 break;
1800 case WPAS_MODE_IBSS:
1801 ret = os_snprintf(pos, end - pos,
1802 "mode=IBSS\n");
1803 break;
1804 case WPAS_MODE_AP:
1805 ret = os_snprintf(pos, end - pos,
1806 "mode=AP\n");
1807 break;
1808 case WPAS_MODE_P2P_GO:
1809 ret = os_snprintf(pos, end - pos,
1810 "mode=P2P GO\n");
1811 break;
1812 case WPAS_MODE_P2P_GROUP_FORMATION:
1813 ret = os_snprintf(pos, end - pos,
1814 "mode=P2P GO - group "
1815 "formation\n");
1816 break;
1817 default:
1818 ret = 0;
1819 break;
1820 }
1821 if (os_snprintf_error(end - pos, ret))
1822 return pos - buf;
1823 pos += ret;
1824 }
1825
1826 #ifdef CONFIG_AP
1827 if (wpa_s->ap_iface) {
1828 pos += ap_ctrl_iface_wpa_get_status(wpa_s, pos,
1829 end - pos,
1830 verbose);
1831 } else
1832 #endif /* CONFIG_AP */
1833 pos += wpa_sm_get_status(wpa_s->wpa, pos, end - pos, verbose);
1834 }
1835 #ifdef CONFIG_SAE
1836 if (wpa_s->wpa_state >= WPA_ASSOCIATED &&
1837 #ifdef CONFIG_AP
1838 !wpa_s->ap_iface &&
1839 #endif /* CONFIG_AP */
1840 wpa_s->sme.sae.state == SAE_ACCEPTED) {
1841 ret = os_snprintf(pos, end - pos, "sae_group=%d\n",
1842 wpa_s->sme.sae.group);
1843 if (os_snprintf_error(end - pos, ret))
1844 return pos - buf;
1845 pos += ret;
1846 }
1847 #endif /* CONFIG_SAE */
1848 ret = os_snprintf(pos, end - pos, "wpa_state=%s\n",
1849 wpa_supplicant_state_txt(wpa_s->wpa_state));
1850 if (os_snprintf_error(end - pos, ret))
1851 return pos - buf;
1852 pos += ret;
1853
1854 if (wpa_s->l2 &&
1855 l2_packet_get_ip_addr(wpa_s->l2, tmp, sizeof(tmp)) >= 0) {
1856 ret = os_snprintf(pos, end - pos, "ip_address=%s\n", tmp);
1857 if (os_snprintf_error(end - pos, ret))
1858 return pos - buf;
1859 pos += ret;
1860 }
1861
1862 #ifdef CONFIG_P2P
1863 if (wpa_s->global->p2p) {
1864 ret = os_snprintf(pos, end - pos, "p2p_device_address=" MACSTR
1865 "\n", MAC2STR(wpa_s->global->p2p_dev_addr));
1866 if (os_snprintf_error(end - pos, ret))
1867 return pos - buf;
1868 pos += ret;
1869 }
1870 #endif /* CONFIG_P2P */
1871
1872 ret = os_snprintf(pos, end - pos, "address=" MACSTR "\n",
1873 MAC2STR(wpa_s->own_addr));
1874 if (os_snprintf_error(end - pos, ret))
1875 return pos - buf;
1876 pos += ret;
1877
1878 #ifdef CONFIG_HS20
1879 if (wpa_s->current_bss &&
1880 (hs20 = wpa_bss_get_vendor_ie(wpa_s->current_bss,
1881 HS20_IE_VENDOR_TYPE)) &&
1882 wpa_s->wpa_proto == WPA_PROTO_RSN &&
1883 wpa_key_mgmt_wpa_ieee8021x(wpa_s->key_mgmt)) {
1884 int release = 1;
1885 if (hs20[1] >= 5) {
1886 u8 rel_num = (hs20[6] & 0xf0) >> 4;
1887 release = rel_num + 1;
1888 }
1889 ret = os_snprintf(pos, end - pos, "hs20=%d\n", release);
1890 if (os_snprintf_error(end - pos, ret))
1891 return pos - buf;
1892 pos += ret;
1893 }
1894
1895 if (wpa_s->current_ssid) {
1896 struct wpa_cred *cred;
1897 char *type;
1898
1899 for (cred = wpa_s->conf->cred; cred; cred = cred->next) {
1900 size_t i;
1901
1902 if (wpa_s->current_ssid->parent_cred != cred)
1903 continue;
1904
1905 if (cred->provisioning_sp) {
1906 ret = os_snprintf(pos, end - pos,
1907 "provisioning_sp=%s\n",
1908 cred->provisioning_sp);
1909 if (os_snprintf_error(end - pos, ret))
1910 return pos - buf;
1911 pos += ret;
1912 }
1913
1914 if (!cred->domain)
1915 goto no_domain;
1916
1917 i = 0;
1918 if (wpa_s->current_bss && wpa_s->current_bss->anqp) {
1919 struct wpabuf *names =
1920 wpa_s->current_bss->anqp->domain_name;
1921 for (i = 0; names && i < cred->num_domain; i++)
1922 {
1923 if (domain_name_list_contains(
1924 names, cred->domain[i], 1))
1925 break;
1926 }
1927 if (i == cred->num_domain)
1928 i = 0; /* show first entry by default */
1929 }
1930 ret = os_snprintf(pos, end - pos, "home_sp=%s\n",
1931 cred->domain[i]);
1932 if (os_snprintf_error(end - pos, ret))
1933 return pos - buf;
1934 pos += ret;
1935
1936 no_domain:
1937 if (wpa_s->current_bss == NULL ||
1938 wpa_s->current_bss->anqp == NULL)
1939 res = -1;
1940 else
1941 res = interworking_home_sp_cred(
1942 wpa_s, cred,
1943 wpa_s->current_bss->anqp->domain_name);
1944 if (res > 0)
1945 type = "home";
1946 else if (res == 0)
1947 type = "roaming";
1948 else
1949 type = "unknown";
1950
1951 ret = os_snprintf(pos, end - pos, "sp_type=%s\n", type);
1952 if (os_snprintf_error(end - pos, ret))
1953 return pos - buf;
1954 pos += ret;
1955
1956 break;
1957 }
1958 }
1959 #endif /* CONFIG_HS20 */
1960
1961 if (wpa_key_mgmt_wpa_ieee8021x(wpa_s->key_mgmt) ||
1962 wpa_s->key_mgmt == WPA_KEY_MGMT_IEEE8021X_NO_WPA) {
1963 res = eapol_sm_get_status(wpa_s->eapol, pos, end - pos,
1964 verbose);
1965 if (res >= 0)
1966 pos += res;
1967 }
1968
1969 sess_id = eapol_sm_get_session_id(wpa_s->eapol, &sess_id_len);
1970 if (sess_id) {
1971 char *start = pos;
1972
1973 ret = os_snprintf(pos, end - pos, "eap_session_id=");
1974 if (os_snprintf_error(end - pos, ret))
1975 return start - buf;
1976 pos += ret;
1977 ret = wpa_snprintf_hex(pos, end - pos, sess_id, sess_id_len);
1978 if (ret <= 0)
1979 return start - buf;
1980 pos += ret;
1981 ret = os_snprintf(pos, end - pos, "\n");
1982 if (os_snprintf_error(end - pos, ret))
1983 return start - buf;
1984 pos += ret;
1985 }
1986
1987 res = rsn_preauth_get_status(wpa_s->wpa, pos, end - pos, verbose);
1988 if (res >= 0)
1989 pos += res;
1990
1991 #ifdef CONFIG_WPS
1992 {
1993 char uuid_str[100];
1994 uuid_bin2str(wpa_s->wps->uuid, uuid_str, sizeof(uuid_str));
1995 ret = os_snprintf(pos, end - pos, "uuid=%s\n", uuid_str);
1996 if (os_snprintf_error(end - pos, ret))
1997 return pos - buf;
1998 pos += ret;
1999 }
2000 #endif /* CONFIG_WPS */
2001
2002 #ifdef ANDROID
2003 /*
2004 * Allow using the STATUS command with default behavior, say for debug,
2005 * i.e., don't generate a "fake" CONNECTION and SUPPLICANT_STATE_CHANGE
2006 * events with STATUS-NO_EVENTS.
2007 */
2008 if (os_strcmp(params, "-NO_EVENTS")) {
2009 wpa_msg_ctrl(wpa_s, MSG_INFO, WPA_EVENT_STATE_CHANGE
2010 "id=%d state=%d BSSID=" MACSTR " SSID=%s",
2011 wpa_s->current_ssid ? wpa_s->current_ssid->id : -1,
2012 wpa_s->wpa_state,
2013 MAC2STR(wpa_s->bssid),
2014 wpa_s->current_ssid && wpa_s->current_ssid->ssid ?
2015 wpa_ssid_txt(wpa_s->current_ssid->ssid,
2016 wpa_s->current_ssid->ssid_len) : "");
2017 if (wpa_s->wpa_state == WPA_COMPLETED) {
2018 struct wpa_ssid *ssid = wpa_s->current_ssid;
2019 wpa_msg_ctrl(wpa_s, MSG_INFO, WPA_EVENT_CONNECTED
2020 "- connection to " MACSTR
2021 " completed %s [id=%d id_str=%s]",
2022 MAC2STR(wpa_s->bssid), "(auth)",
2023 ssid ? ssid->id : -1,
2024 ssid && ssid->id_str ? ssid->id_str : "");
2025 }
2026 }
2027 #endif /* ANDROID */
2028
2029 return pos - buf;
2030 }
2031
2032
2033 static int wpa_supplicant_ctrl_iface_bssid(struct wpa_supplicant *wpa_s,
2034 char *cmd)
2035 {
2036 char *pos;
2037 int id;
2038 struct wpa_ssid *ssid;
2039 u8 bssid[ETH_ALEN];
2040
2041 /* cmd: "<network id> <BSSID>" */
2042 pos = os_strchr(cmd, ' ');
2043 if (pos == NULL)
2044 return -1;
2045 *pos++ = '\0';
2046 id = atoi(cmd);
2047 wpa_printf(MSG_DEBUG, "CTRL_IFACE: id=%d bssid='%s'", id, pos);
2048 if (hwaddr_aton(pos, bssid)) {
2049 wpa_printf(MSG_DEBUG ,"CTRL_IFACE: invalid BSSID '%s'", pos);
2050 return -1;
2051 }
2052
2053 ssid = wpa_config_get_network(wpa_s->conf, id);
2054 if (ssid == NULL) {
2055 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find SSID id=%d "
2056 "to update", id);
2057 return -1;
2058 }
2059
2060 os_memcpy(ssid->bssid, bssid, ETH_ALEN);
2061 ssid->bssid_set = !is_zero_ether_addr(bssid);
2062
2063 return 0;
2064 }
2065
2066
2067 static int wpa_supplicant_ctrl_iface_blacklist(struct wpa_supplicant *wpa_s,
2068 char *cmd, char *buf,
2069 size_t buflen)
2070 {
2071 u8 bssid[ETH_ALEN];
2072 struct wpa_blacklist *e;
2073 char *pos, *end;
2074 int ret;
2075
2076 /* cmd: "BLACKLIST [<BSSID>]" */
2077 if (*cmd == '\0') {
2078 pos = buf;
2079 end = buf + buflen;
2080 e = wpa_s->blacklist;
2081 while (e) {
2082 ret = os_snprintf(pos, end - pos, MACSTR "\n",
2083 MAC2STR(e->bssid));
2084 if (os_snprintf_error(end - pos, ret))
2085 return pos - buf;
2086 pos += ret;
2087 e = e->next;
2088 }
2089 return pos - buf;
2090 }
2091
2092 cmd++;
2093 if (os_strncmp(cmd, "clear", 5) == 0) {
2094 wpa_blacklist_clear(wpa_s);
2095 os_memcpy(buf, "OK\n", 3);
2096 return 3;
2097 }
2098
2099 wpa_printf(MSG_DEBUG, "CTRL_IFACE: BLACKLIST bssid='%s'", cmd);
2100 if (hwaddr_aton(cmd, bssid)) {
2101 wpa_printf(MSG_DEBUG, "CTRL_IFACE: invalid BSSID '%s'", cmd);
2102 return -1;
2103 }
2104
2105 /*
2106 * Add the BSSID twice, so its count will be 2, causing it to be
2107 * skipped when processing scan results.
2108 */
2109 ret = wpa_blacklist_add(wpa_s, bssid);
2110 if (ret < 0)
2111 return -1;
2112 ret = wpa_blacklist_add(wpa_s, bssid);
2113 if (ret < 0)
2114 return -1;
2115 os_memcpy(buf, "OK\n", 3);
2116 return 3;
2117 }
2118
2119
2120 static const char * debug_level_str(int level)
2121 {
2122 switch (level) {
2123 case MSG_EXCESSIVE:
2124 return "EXCESSIVE";
2125 case MSG_MSGDUMP:
2126 return "MSGDUMP";
2127 case MSG_DEBUG:
2128 return "DEBUG";
2129 case MSG_INFO:
2130 return "INFO";
2131 case MSG_WARNING:
2132 return "WARNING";
2133 case MSG_ERROR:
2134 return "ERROR";
2135 default:
2136 return "?";
2137 }
2138 }
2139
2140
2141 static int str_to_debug_level(const char *s)
2142 {
2143 if (os_strcasecmp(s, "EXCESSIVE") == 0)
2144 return MSG_EXCESSIVE;
2145 if (os_strcasecmp(s, "MSGDUMP") == 0)
2146 return MSG_MSGDUMP;
2147 if (os_strcasecmp(s, "DEBUG") == 0)
2148 return MSG_DEBUG;
2149 if (os_strcasecmp(s, "INFO") == 0)
2150 return MSG_INFO;
2151 if (os_strcasecmp(s, "WARNING") == 0)
2152 return MSG_WARNING;
2153 if (os_strcasecmp(s, "ERROR") == 0)
2154 return MSG_ERROR;
2155 return -1;
2156 }
2157
2158
2159 static int wpa_supplicant_ctrl_iface_log_level(struct wpa_supplicant *wpa_s,
2160 char *cmd, char *buf,
2161 size_t buflen)
2162 {
2163 char *pos, *end, *stamp;
2164 int ret;
2165
2166 /* cmd: "LOG_LEVEL [<level>]" */
2167 if (*cmd == '\0') {
2168 pos = buf;
2169 end = buf + buflen;
2170 ret = os_snprintf(pos, end - pos, "Current level: %s\n"
2171 "Timestamp: %d\n",
2172 debug_level_str(wpa_debug_level),
2173 wpa_debug_timestamp);
2174 if (os_snprintf_error(end - pos, ret))
2175 ret = 0;
2176
2177 return ret;
2178 }
2179
2180 while (*cmd == ' ')
2181 cmd++;
2182
2183 stamp = os_strchr(cmd, ' ');
2184 if (stamp) {
2185 *stamp++ = '\0';
2186 while (*stamp == ' ') {
2187 stamp++;
2188 }
2189 }
2190
2191 if (cmd && os_strlen(cmd)) {
2192 int level = str_to_debug_level(cmd);
2193 if (level < 0)
2194 return -1;
2195 wpa_debug_level = level;
2196 }
2197
2198 if (stamp && os_strlen(stamp))
2199 wpa_debug_timestamp = atoi(stamp);
2200
2201 os_memcpy(buf, "OK\n", 3);
2202 return 3;
2203 }
2204
2205
2206 static int wpa_supplicant_ctrl_iface_list_networks(
2207 struct wpa_supplicant *wpa_s, char *cmd, char *buf, size_t buflen)
2208 {
2209 char *pos, *end, *prev;
2210 struct wpa_ssid *ssid;
2211 int ret;
2212
2213 pos = buf;
2214 end = buf + buflen;
2215 ret = os_snprintf(pos, end - pos,
2216 "network id / ssid / bssid / flags\n");
2217 if (os_snprintf_error(end - pos, ret))
2218 return pos - buf;
2219 pos += ret;
2220
2221 ssid = wpa_s->conf->ssid;
2222
2223 /* skip over ssids until we find next one */
2224 if (cmd != NULL && os_strncmp(cmd, "LAST_ID=", 8) == 0) {
2225 int last_id = atoi(cmd + 8);
2226 if (last_id != -1) {
2227 while (ssid != NULL && ssid->id <= last_id) {
2228 ssid = ssid->next;
2229 }
2230 }
2231 }
2232
2233 while (ssid) {
2234 prev = pos;
2235 ret = os_snprintf(pos, end - pos, "%d\t%s",
2236 ssid->id,
2237 wpa_ssid_txt(ssid->ssid, ssid->ssid_len));
2238 if (os_snprintf_error(end - pos, ret))
2239 return prev - buf;
2240 pos += ret;
2241 if (ssid->bssid_set) {
2242 ret = os_snprintf(pos, end - pos, "\t" MACSTR,
2243 MAC2STR(ssid->bssid));
2244 } else {
2245 ret = os_snprintf(pos, end - pos, "\tany");
2246 }
2247 if (os_snprintf_error(end - pos, ret))
2248 return prev - buf;
2249 pos += ret;
2250 ret = os_snprintf(pos, end - pos, "\t%s%s%s%s",
2251 ssid == wpa_s->current_ssid ?
2252 "[CURRENT]" : "",
2253 ssid->disabled ? "[DISABLED]" : "",
2254 ssid->disabled_until.sec ?
2255 "[TEMP-DISABLED]" : "",
2256 ssid->disabled == 2 ? "[P2P-PERSISTENT]" :
2257 "");
2258 if (os_snprintf_error(end - pos, ret))
2259 return prev - buf;
2260 pos += ret;
2261 ret = os_snprintf(pos, end - pos, "\n");
2262 if (os_snprintf_error(end - pos, ret))
2263 return prev - buf;
2264 pos += ret;
2265
2266 ssid = ssid->next;
2267 }
2268
2269 return pos - buf;
2270 }
2271
2272
2273 static char * wpa_supplicant_cipher_txt(char *pos, char *end, int cipher)
2274 {
2275 int ret;
2276 ret = os_snprintf(pos, end - pos, "-");
2277 if (os_snprintf_error(end - pos, ret))
2278 return pos;
2279 pos += ret;
2280 ret = wpa_write_ciphers(pos, end, cipher, "+");
2281 if (ret < 0)
2282 return pos;
2283 pos += ret;
2284 return pos;
2285 }
2286
2287
2288 static char * wpa_supplicant_ie_txt(char *pos, char *end, const char *proto,
2289 const u8 *ie, size_t ie_len)
2290 {
2291 struct wpa_ie_data data;
2292 char *start;
2293 int ret;
2294
2295 ret = os_snprintf(pos, end - pos, "[%s-", proto);
2296 if (os_snprintf_error(end - pos, ret))
2297 return pos;
2298 pos += ret;
2299
2300 if (wpa_parse_wpa_ie(ie, ie_len, &data) < 0) {
2301 ret = os_snprintf(pos, end - pos, "?]");
2302 if (os_snprintf_error(end - pos, ret))
2303 return pos;
2304 pos += ret;
2305 return pos;
2306 }
2307
2308 start = pos;
2309 if (data.key_mgmt & WPA_KEY_MGMT_IEEE8021X) {
2310 ret = os_snprintf(pos, end - pos, "%sEAP",
2311 pos == start ? "" : "+");
2312 if (os_snprintf_error(end - pos, ret))
2313 return pos;
2314 pos += ret;
2315 }
2316 if (data.key_mgmt & WPA_KEY_MGMT_PSK) {
2317 ret = os_snprintf(pos, end - pos, "%sPSK",
2318 pos == start ? "" : "+");
2319 if (os_snprintf_error(end - pos, ret))
2320 return pos;
2321 pos += ret;
2322 }
2323 if (data.key_mgmt & WPA_KEY_MGMT_WPA_NONE) {
2324 ret = os_snprintf(pos, end - pos, "%sNone",
2325 pos == start ? "" : "+");
2326 if (os_snprintf_error(end - pos, ret))
2327 return pos;
2328 pos += ret;
2329 }
2330 if (data.key_mgmt & WPA_KEY_MGMT_SAE) {
2331 ret = os_snprintf(pos, end - pos, "%sSAE",
2332 pos == start ? "" : "+");
2333 if (os_snprintf_error(end - pos, ret))
2334 return pos;
2335 pos += ret;
2336 }
2337 #ifdef CONFIG_IEEE80211R
2338 if (data.key_mgmt & WPA_KEY_MGMT_FT_IEEE8021X) {
2339 ret = os_snprintf(pos, end - pos, "%sFT/EAP",
2340 pos == start ? "" : "+");
2341 if (os_snprintf_error(end - pos, ret))
2342 return pos;
2343 pos += ret;
2344 }
2345 if (data.key_mgmt & WPA_KEY_MGMT_FT_PSK) {
2346 ret = os_snprintf(pos, end - pos, "%sFT/PSK",
2347 pos == start ? "" : "+");
2348 if (os_snprintf_error(end - pos, ret))
2349 return pos;
2350 pos += ret;
2351 }
2352 if (data.key_mgmt & WPA_KEY_MGMT_FT_SAE) {
2353 ret = os_snprintf(pos, end - pos, "%sFT/SAE",
2354 pos == start ? "" : "+");
2355 if (os_snprintf_error(end - pos, ret))
2356 return pos;
2357 pos += ret;
2358 }
2359 #endif /* CONFIG_IEEE80211R */
2360 #ifdef CONFIG_IEEE80211W
2361 if (data.key_mgmt & WPA_KEY_MGMT_IEEE8021X_SHA256) {
2362 ret = os_snprintf(pos, end - pos, "%sEAP-SHA256",
2363 pos == start ? "" : "+");
2364 if (os_snprintf_error(end - pos, ret))
2365 return pos;
2366 pos += ret;
2367 }
2368 if (data.key_mgmt & WPA_KEY_MGMT_PSK_SHA256) {
2369 ret = os_snprintf(pos, end - pos, "%sPSK-SHA256",
2370 pos == start ? "" : "+");
2371 if (os_snprintf_error(end - pos, ret))
2372 return pos;
2373 pos += ret;
2374 }
2375 #endif /* CONFIG_IEEE80211W */
2376
2377 #ifdef CONFIG_SUITEB
2378 if (data.key_mgmt & WPA_KEY_MGMT_IEEE8021X_SUITE_B) {
2379 ret = os_snprintf(pos, end - pos, "%sEAP-SUITE-B",
2380 pos == start ? "" : "+");
2381 if (os_snprintf_error(end - pos, ret))
2382 return pos;
2383 pos += ret;
2384 }
2385 #endif /* CONFIG_SUITEB */
2386
2387 #ifdef CONFIG_SUITEB192
2388 if (data.key_mgmt & WPA_KEY_MGMT_IEEE8021X_SUITE_B_192) {
2389 ret = os_snprintf(pos, end - pos, "%sEAP-SUITE-B-192",
2390 pos == start ? "" : "+");
2391 if (os_snprintf_error(end - pos, ret))
2392 return pos;
2393 pos += ret;
2394 }
2395 #endif /* CONFIG_SUITEB192 */
2396
2397 if (data.key_mgmt & WPA_KEY_MGMT_OSEN) {
2398 ret = os_snprintf(pos, end - pos, "%sOSEN",
2399 pos == start ? "" : "+");
2400 if (os_snprintf_error(end - pos, ret))
2401 return pos;
2402 pos += ret;
2403 }
2404
2405 pos = wpa_supplicant_cipher_txt(pos, end, data.pairwise_cipher);
2406
2407 if (data.capabilities & WPA_CAPABILITY_PREAUTH) {
2408 ret = os_snprintf(pos, end - pos, "-preauth");
2409 if (os_snprintf_error(end - pos, ret))
2410 return pos;
2411 pos += ret;
2412 }
2413
2414 ret = os_snprintf(pos, end - pos, "]");
2415 if (os_snprintf_error(end - pos, ret))
2416 return pos;
2417 pos += ret;
2418
2419 return pos;
2420 }
2421
2422
2423 #ifdef CONFIG_WPS
2424 static char * wpa_supplicant_wps_ie_txt_buf(struct wpa_supplicant *wpa_s,
2425 char *pos, char *end,
2426 struct wpabuf *wps_ie)
2427 {
2428 int ret;
2429 const char *txt;
2430
2431 if (wps_ie == NULL)
2432 return pos;
2433 if (wps_is_selected_pbc_registrar(wps_ie))
2434 txt = "[WPS-PBC]";
2435 else if (wps_is_addr_authorized(wps_ie, wpa_s->own_addr, 0))
2436 txt = "[WPS-AUTH]";
2437 else if (wps_is_selected_pin_registrar(wps_ie))
2438 txt = "[WPS-PIN]";
2439 else
2440 txt = "[WPS]";
2441
2442 ret = os_snprintf(pos, end - pos, "%s", txt);
2443 if (!os_snprintf_error(end - pos, ret))
2444 pos += ret;
2445 wpabuf_free(wps_ie);
2446 return pos;
2447 }
2448 #endif /* CONFIG_WPS */
2449
2450
2451 static char * wpa_supplicant_wps_ie_txt(struct wpa_supplicant *wpa_s,
2452 char *pos, char *end,
2453 const struct wpa_bss *bss)
2454 {
2455 #ifdef CONFIG_WPS
2456 struct wpabuf *wps_ie;
2457 wps_ie = wpa_bss_get_vendor_ie_multi(bss, WPS_IE_VENDOR_TYPE);
2458 return wpa_supplicant_wps_ie_txt_buf(wpa_s, pos, end, wps_ie);
2459 #else /* CONFIG_WPS */
2460 return pos;
2461 #endif /* CONFIG_WPS */
2462 }
2463
2464
2465 /* Format one result on one text line into a buffer. */
2466 static int wpa_supplicant_ctrl_iface_scan_result(
2467 struct wpa_supplicant *wpa_s,
2468 const struct wpa_bss *bss, char *buf, size_t buflen)
2469 {
2470 char *pos, *end;
2471 int ret;
2472 const u8 *ie, *ie2, *osen_ie, *p2p, *mesh;
2473
2474 mesh = wpa_bss_get_ie(bss, WLAN_EID_MESH_ID);
2475 p2p = wpa_bss_get_vendor_ie(bss, P2P_IE_VENDOR_TYPE);
2476 if (!p2p)
2477 p2p = wpa_bss_get_vendor_ie_beacon(bss, P2P_IE_VENDOR_TYPE);
2478 if (p2p && bss->ssid_len == P2P_WILDCARD_SSID_LEN &&
2479 os_memcmp(bss->ssid, P2P_WILDCARD_SSID, P2P_WILDCARD_SSID_LEN) ==
2480 0)
2481 return 0; /* Do not show P2P listen discovery results here */
2482
2483 pos = buf;
2484 end = buf + buflen;
2485
2486 ret = os_snprintf(pos, end - pos, MACSTR "\t%d\t%d\t",
2487 MAC2STR(bss->bssid), bss->freq, bss->level);
2488 if (os_snprintf_error(end - pos, ret))
2489 return -1;
2490 pos += ret;
2491 ie = wpa_bss_get_vendor_ie(bss, WPA_IE_VENDOR_TYPE);
2492 if (ie)
2493 pos = wpa_supplicant_ie_txt(pos, end, "WPA", ie, 2 + ie[1]);
2494 ie2 = wpa_bss_get_ie(bss, WLAN_EID_RSN);
2495 if (ie2) {
2496 pos = wpa_supplicant_ie_txt(pos, end, mesh ? "RSN" : "WPA2",
2497 ie2, 2 + ie2[1]);
2498 }
2499 osen_ie = wpa_bss_get_vendor_ie(bss, OSEN_IE_VENDOR_TYPE);
2500 if (osen_ie)
2501 pos = wpa_supplicant_ie_txt(pos, end, "OSEN",
2502 osen_ie, 2 + osen_ie[1]);
2503 pos = wpa_supplicant_wps_ie_txt(wpa_s, pos, end, bss);
2504 if (!ie && !ie2 && !osen_ie && (bss->caps & IEEE80211_CAP_PRIVACY)) {
2505 ret = os_snprintf(pos, end - pos, "[WEP]");
2506 if (os_snprintf_error(end - pos, ret))
2507 return -1;
2508 pos += ret;
2509 }
2510 if (mesh) {
2511 ret = os_snprintf(pos, end - pos, "[MESH]");
2512 if (os_snprintf_error(end - pos, ret))
2513 return -1;
2514 pos += ret;
2515 }
2516 if (bss_is_dmg(bss)) {
2517 const char *s;
2518 ret = os_snprintf(pos, end - pos, "[DMG]");
2519 if (os_snprintf_error(end - pos, ret))
2520 return -1;
2521 pos += ret;
2522 switch (bss->caps & IEEE80211_CAP_DMG_MASK) {
2523 case IEEE80211_CAP_DMG_IBSS:
2524 s = "[IBSS]";
2525 break;
2526 case IEEE80211_CAP_DMG_AP:
2527 s = "[ESS]";
2528 break;
2529 case IEEE80211_CAP_DMG_PBSS:
2530 s = "[PBSS]";
2531 break;
2532 default:
2533 s = "";
2534 break;
2535 }
2536 ret = os_snprintf(pos, end - pos, "%s", s);
2537 if (os_snprintf_error(end - pos, ret))
2538 return -1;
2539 pos += ret;
2540 } else {
2541 if (bss->caps & IEEE80211_CAP_IBSS) {
2542 ret = os_snprintf(pos, end - pos, "[IBSS]");
2543 if (os_snprintf_error(end - pos, ret))
2544 return -1;
2545 pos += ret;
2546 }
2547 if (bss->caps & IEEE80211_CAP_ESS) {
2548 ret = os_snprintf(pos, end - pos, "[ESS]");
2549 if (os_snprintf_error(end - pos, ret))
2550 return -1;
2551 pos += ret;
2552 }
2553 }
2554 if (p2p) {
2555 ret = os_snprintf(pos, end - pos, "[P2P]");
2556 if (os_snprintf_error(end - pos, ret))
2557 return -1;
2558 pos += ret;
2559 }
2560 #ifdef CONFIG_HS20
2561 if (wpa_bss_get_vendor_ie(bss, HS20_IE_VENDOR_TYPE) && ie2) {
2562 ret = os_snprintf(pos, end - pos, "[HS20]");
2563 if (os_snprintf_error(end - pos, ret))
2564 return -1;
2565 pos += ret;
2566 }
2567 #endif /* CONFIG_HS20 */
2568 #ifdef CONFIG_FST
2569 if (wpa_bss_get_ie(bss, WLAN_EID_MULTI_BAND)) {
2570 ret = os_snprintf(pos, end - pos, "[FST]");
2571 if (os_snprintf_error(end - pos, ret))
2572 return -1;
2573 pos += ret;
2574 }
2575 #endif /* CONFIG_FST */
2576
2577 ret = os_snprintf(pos, end - pos, "\t%s",
2578 wpa_ssid_txt(bss->ssid, bss->ssid_len));
2579 if (os_snprintf_error(end - pos, ret))
2580 return -1;
2581 pos += ret;
2582
2583 ret = os_snprintf(pos, end - pos, "\n");
2584 if (os_snprintf_error(end - pos, ret))
2585 return -1;
2586 pos += ret;
2587
2588 return pos - buf;
2589 }
2590
2591
2592 static int wpa_supplicant_ctrl_iface_scan_results(
2593 struct wpa_supplicant *wpa_s, char *buf, size_t buflen)
2594 {
2595 char *pos, *end;
2596 struct wpa_bss *bss;
2597 int ret;
2598
2599 pos = buf;
2600 end = buf + buflen;
2601 ret = os_snprintf(pos, end - pos, "bssid / frequency / signal level / "
2602 "flags / ssid\n");
2603 if (os_snprintf_error(end - pos, ret))
2604 return pos - buf;
2605 pos += ret;
2606
2607 dl_list_for_each(bss, &wpa_s->bss_id, struct wpa_bss, list_id) {
2608 ret = wpa_supplicant_ctrl_iface_scan_result(wpa_s, bss, pos,
2609 end - pos);
2610 if (ret < 0 || ret >= end - pos)
2611 return pos - buf;
2612 pos += ret;
2613 }
2614
2615 return pos - buf;
2616 }
2617
2618
2619 #ifdef CONFIG_MESH
2620
2621 static int wpa_supplicant_ctrl_iface_mesh_interface_add(
2622 struct wpa_supplicant *wpa_s, char *cmd, char *reply, size_t max_len)
2623 {
2624 char *pos, ifname[IFNAMSIZ + 1];
2625
2626 ifname[0] = '\0';
2627
2628 pos = os_strstr(cmd, "ifname=");
2629 if (pos) {
2630 pos += 7;
2631 os_strlcpy(ifname, pos, sizeof(ifname));
2632 }
2633
2634 if (wpas_mesh_add_interface(wpa_s, ifname, sizeof(ifname)) < 0)
2635 return -1;
2636
2637 os_strlcpy(reply, ifname, max_len);
2638 return os_strlen(ifname);
2639 }
2640
2641
2642 static int wpa_supplicant_ctrl_iface_mesh_group_add(
2643 struct wpa_supplicant *wpa_s, char *cmd)
2644 {
2645 int id;
2646 struct wpa_ssid *ssid;
2647
2648 id = atoi(cmd);
2649 wpa_printf(MSG_DEBUG, "CTRL_IFACE: MESH_GROUP_ADD id=%d", id);
2650
2651 ssid = wpa_config_get_network(wpa_s->conf, id);
2652 if (ssid == NULL) {
2653 wpa_printf(MSG_DEBUG,
2654 "CTRL_IFACE: Could not find network id=%d", id);
2655 return -1;
2656 }
2657 if (ssid->mode != WPAS_MODE_MESH) {
2658 wpa_printf(MSG_DEBUG,
2659 "CTRL_IFACE: Cannot use MESH_GROUP_ADD on a non mesh network");
2660 return -1;
2661 }
2662 if (ssid->key_mgmt != WPA_KEY_MGMT_NONE &&
2663 ssid->key_mgmt != WPA_KEY_MGMT_SAE) {
2664 wpa_printf(MSG_ERROR,
2665 "CTRL_IFACE: key_mgmt for mesh network should be open or SAE");
2666 return -1;
2667 }
2668
2669 /*
2670 * TODO: If necessary write our own group_add function,
2671 * for now we can reuse select_network
2672 */
2673 wpa_supplicant_select_network(wpa_s, ssid);
2674
2675 return 0;
2676 }
2677
2678
2679 static int wpa_supplicant_ctrl_iface_mesh_group_remove(
2680 struct wpa_supplicant *wpa_s, char *cmd)
2681 {
2682 struct wpa_supplicant *orig;
2683 struct wpa_global *global;
2684 int found = 0;
2685
2686 wpa_printf(MSG_DEBUG, "CTRL_IFACE: MESH_GROUP_REMOVE ifname=%s", cmd);
2687
2688 global = wpa_s->global;
2689 orig = wpa_s;
2690
2691 for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next) {
2692 if (os_strcmp(wpa_s->ifname, cmd) == 0) {
2693 found = 1;
2694 break;
2695 }
2696 }
2697 if (!found) {
2698 wpa_printf(MSG_ERROR,
2699 "CTRL_IFACE: MESH_GROUP_REMOVE ifname=%s not found",
2700 cmd);
2701 return -1;
2702 }
2703 if (wpa_s->mesh_if_created && wpa_s == orig) {
2704 wpa_printf(MSG_ERROR,
2705 "CTRL_IFACE: MESH_GROUP_REMOVE can't remove itself");
2706 return -1;
2707 }
2708
2709 wpa_s->reassociate = 0;
2710 wpa_s->disconnected = 1;
2711 wpa_supplicant_cancel_sched_scan(wpa_s);
2712 wpa_supplicant_cancel_scan(wpa_s);
2713
2714 /*
2715 * TODO: If necessary write our own group_remove function,
2716 * for now we can reuse deauthenticate
2717 */
2718 wpa_supplicant_deauthenticate(wpa_s, WLAN_REASON_DEAUTH_LEAVING);
2719
2720 if (wpa_s->mesh_if_created)
2721 wpa_supplicant_remove_iface(global, wpa_s, 0);
2722
2723 return 0;
2724 }
2725
2726 #endif /* CONFIG_MESH */
2727
2728
2729 static int wpa_supplicant_ctrl_iface_select_network(
2730 struct wpa_supplicant *wpa_s, char *cmd)
2731 {
2732 int id;
2733 struct wpa_ssid *ssid;
2734 char *pos;
2735
2736 /* cmd: "<network id>" or "any" */
2737 if (os_strncmp(cmd, "any", 3) == 0) {
2738 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SELECT_NETWORK any");
2739 ssid = NULL;
2740 } else {
2741 id = atoi(cmd);
2742 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SELECT_NETWORK id=%d", id);
2743
2744 ssid = wpa_config_get_network(wpa_s->conf, id);
2745 if (ssid == NULL) {
2746 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
2747 "network id=%d", id);
2748 return -1;
2749 }
2750 if (ssid->disabled == 2) {
2751 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Cannot use "
2752 "SELECT_NETWORK with persistent P2P group");
2753 return -1;
2754 }
2755 }
2756
2757 pos = os_strstr(cmd, " freq=");
2758 if (pos) {
2759 int *freqs = freq_range_to_channel_list(wpa_s, pos + 6);
2760 if (freqs) {
2761 wpa_s->scan_req = MANUAL_SCAN_REQ;
2762 os_free(wpa_s->manual_scan_freqs);
2763 wpa_s->manual_scan_freqs = freqs;
2764 }
2765 }
2766
2767 wpa_supplicant_select_network(wpa_s, ssid);
2768
2769 return 0;
2770 }
2771
2772
2773 static int wpa_supplicant_ctrl_iface_enable_network(
2774 struct wpa_supplicant *wpa_s, char *cmd)
2775 {
2776 int id;
2777 struct wpa_ssid *ssid;
2778
2779 /* cmd: "<network id>" or "all" */
2780 if (os_strcmp(cmd, "all") == 0) {
2781 wpa_printf(MSG_DEBUG, "CTRL_IFACE: ENABLE_NETWORK all");
2782 ssid = NULL;
2783 } else {
2784 id = atoi(cmd);
2785 wpa_printf(MSG_DEBUG, "CTRL_IFACE: ENABLE_NETWORK id=%d", id);
2786
2787 ssid = wpa_config_get_network(wpa_s->conf, id);
2788 if (ssid == NULL) {
2789 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
2790 "network id=%d", id);
2791 return -1;
2792 }
2793 if (ssid->disabled == 2) {
2794 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Cannot use "
2795 "ENABLE_NETWORK with persistent P2P group");
2796 return -1;
2797 }
2798
2799 if (os_strstr(cmd, " no-connect")) {
2800 ssid->disabled = 0;
2801 return 0;
2802 }
2803 }
2804 wpa_supplicant_enable_network(wpa_s, ssid);
2805
2806 return 0;
2807 }
2808
2809
2810 static int wpa_supplicant_ctrl_iface_disable_network(
2811 struct wpa_supplicant *wpa_s, char *cmd)
2812 {
2813 int id;
2814 struct wpa_ssid *ssid;
2815
2816 /* cmd: "<network id>" or "all" */
2817 if (os_strcmp(cmd, "all") == 0) {
2818 wpa_printf(MSG_DEBUG, "CTRL_IFACE: DISABLE_NETWORK all");
2819 ssid = NULL;
2820 } else {
2821 id = atoi(cmd);
2822 wpa_printf(MSG_DEBUG, "CTRL_IFACE: DISABLE_NETWORK id=%d", id);
2823
2824 ssid = wpa_config_get_network(wpa_s->conf, id);
2825 if (ssid == NULL) {
2826 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
2827 "network id=%d", id);
2828 return -1;
2829 }
2830 if (ssid->disabled == 2) {
2831 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Cannot use "
2832 "DISABLE_NETWORK with persistent P2P "
2833 "group");
2834 return -1;
2835 }
2836 }
2837 wpa_supplicant_disable_network(wpa_s, ssid);
2838
2839 return 0;
2840 }
2841
2842
2843 static int wpa_supplicant_ctrl_iface_add_network(
2844 struct wpa_supplicant *wpa_s, char *buf, size_t buflen)
2845 {
2846 struct wpa_ssid *ssid;
2847 int ret;
2848
2849 wpa_printf(MSG_DEBUG, "CTRL_IFACE: ADD_NETWORK");
2850
2851 ssid = wpa_config_add_network(wpa_s->conf);
2852 if (ssid == NULL)
2853 return -1;
2854
2855 wpas_notify_network_added(wpa_s, ssid);
2856
2857 ssid->disabled = 1;
2858 wpa_config_set_network_defaults(ssid);
2859
2860 ret = os_snprintf(buf, buflen, "%d\n", ssid->id);
2861 if (os_snprintf_error(buflen, ret))
2862 return -1;
2863 return ret;
2864 }
2865
2866
2867 static int wpa_supplicant_ctrl_iface_remove_network(
2868 struct wpa_supplicant *wpa_s, char *cmd)
2869 {
2870 int id;
2871 struct wpa_ssid *ssid;
2872 int was_disabled;
2873
2874 /* cmd: "<network id>" or "all" */
2875 if (os_strcmp(cmd, "all") == 0) {
2876 wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_NETWORK all");
2877 if (wpa_s->sched_scanning)
2878 wpa_supplicant_cancel_sched_scan(wpa_s);
2879
2880 eapol_sm_invalidate_cached_session(wpa_s->eapol);
2881 if (wpa_s->current_ssid) {
2882 #ifdef CONFIG_SME
2883 wpa_s->sme.prev_bssid_set = 0;
2884 #endif /* CONFIG_SME */
2885 wpa_sm_set_config(wpa_s->wpa, NULL);
2886 eapol_sm_notify_config(wpa_s->eapol, NULL, NULL);
2887 if (wpa_s->wpa_state >= WPA_AUTHENTICATING)
2888 wpa_s->own_disconnect_req = 1;
2889 wpa_supplicant_deauthenticate(
2890 wpa_s, WLAN_REASON_DEAUTH_LEAVING);
2891 }
2892 ssid = wpa_s->conf->ssid;
2893 while (ssid) {
2894 struct wpa_ssid *remove_ssid = ssid;
2895 id = ssid->id;
2896 ssid = ssid->next;
2897 if (wpa_s->last_ssid == remove_ssid)
2898 wpa_s->last_ssid = NULL;
2899 wpas_notify_network_removed(wpa_s, remove_ssid);
2900 wpa_config_remove_network(wpa_s->conf, id);
2901 }
2902 return 0;
2903 }
2904
2905 id = atoi(cmd);
2906 wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_NETWORK id=%d", id);
2907
2908 ssid = wpa_config_get_network(wpa_s->conf, id);
2909 if (ssid)
2910 wpas_notify_network_removed(wpa_s, ssid);
2911 if (ssid == NULL) {
2912 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find network "
2913 "id=%d", id);
2914 return -1;
2915 }
2916
2917 if (wpa_s->last_ssid == ssid)
2918 wpa_s->last_ssid = NULL;
2919
2920 if (ssid == wpa_s->current_ssid || wpa_s->current_ssid == NULL) {
2921 #ifdef CONFIG_SME
2922 wpa_s->sme.prev_bssid_set = 0;
2923 #endif /* CONFIG_SME */
2924 /*
2925 * Invalidate the EAP session cache if the current or
2926 * previously used network is removed.
2927 */
2928 eapol_sm_invalidate_cached_session(wpa_s->eapol);
2929 }
2930
2931 if (ssid == wpa_s->current_ssid) {
2932 wpa_sm_set_config(wpa_s->wpa, NULL);
2933 eapol_sm_notify_config(wpa_s->eapol, NULL, NULL);
2934
2935 if (wpa_s->wpa_state >= WPA_AUTHENTICATING)
2936 wpa_s->own_disconnect_req = 1;
2937 wpa_supplicant_deauthenticate(wpa_s,
2938 WLAN_REASON_DEAUTH_LEAVING);
2939 }
2940
2941 was_disabled = ssid->disabled;
2942
2943 if (wpa_config_remove_network(wpa_s->conf, id) < 0) {
2944 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Not able to remove the "
2945 "network id=%d", id);
2946 return -1;
2947 }
2948
2949 if (!was_disabled && wpa_s->sched_scanning) {
2950 wpa_printf(MSG_DEBUG, "Stop ongoing sched_scan to remove "
2951 "network from filters");
2952 wpa_supplicant_cancel_sched_scan(wpa_s);
2953 wpa_supplicant_req_scan(wpa_s, 0, 0);
2954 }
2955
2956 return 0;
2957 }
2958
2959
2960 static int wpa_supplicant_ctrl_iface_update_network(
2961 struct wpa_supplicant *wpa_s, struct wpa_ssid *ssid,
2962 char *name, char *value)
2963 {
2964 if (wpa_config_set(ssid, name, value, 0) < 0) {
2965 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Failed to set network "
2966 "variable '%s'", name);
2967 return -1;
2968 }
2969
2970 if (os_strcmp(name, "bssid") != 0 &&
2971 os_strcmp(name, "priority") != 0)
2972 wpa_sm_pmksa_cache_flush(wpa_s->wpa, ssid);
2973
2974 if (wpa_s->current_ssid == ssid || wpa_s->current_ssid == NULL) {
2975 /*
2976 * Invalidate the EAP session cache if anything in the current
2977 * or previously used configuration changes.
2978 */
2979 eapol_sm_invalidate_cached_session(wpa_s->eapol);
2980 }
2981
2982 if ((os_strcmp(name, "psk") == 0 &&
2983 value[0] == '"' && ssid->ssid_len) ||
2984 (os_strcmp(name, "ssid") == 0 && ssid->passphrase))
2985 wpa_config_update_psk(ssid);
2986 else if (os_strcmp(name, "priority") == 0)
2987 wpa_config_update_prio_list(wpa_s->conf);
2988
2989 return 0;
2990 }
2991
2992
2993 static int wpa_supplicant_ctrl_iface_set_network(
2994 struct wpa_supplicant *wpa_s, char *cmd)
2995 {
2996 int id, ret, prev_bssid_set, prev_disabled;
2997 struct wpa_ssid *ssid;
2998 char *name, *value;
2999 u8 prev_bssid[ETH_ALEN];
3000
3001 /* cmd: "<network id> <variable name> <value>" */
3002 name = os_strchr(cmd, ' ');
3003 if (name == NULL)
3004 return -1;
3005 *name++ = '\0';
3006
3007 value = os_strchr(name, ' ');
3008 if (value == NULL)
3009 return -1;
3010 *value++ = '\0';
3011
3012 id = atoi(cmd);
3013 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SET_NETWORK id=%d name='%s'",
3014 id, name);
3015 wpa_hexdump_ascii_key(MSG_DEBUG, "CTRL_IFACE: value",
3016 (u8 *) value, os_strlen(value));
3017
3018 ssid = wpa_config_get_network(wpa_s->conf, id);
3019 if (ssid == NULL) {
3020 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find network "
3021 "id=%d", id);
3022 return -1;
3023 }
3024
3025 prev_bssid_set = ssid->bssid_set;
3026 prev_disabled = ssid->disabled;
3027 os_memcpy(prev_bssid, ssid->bssid, ETH_ALEN);
3028 ret = wpa_supplicant_ctrl_iface_update_network(wpa_s, ssid, name,
3029 value);
3030 if (ret == 0 &&
3031 (ssid->bssid_set != prev_bssid_set ||
3032 os_memcmp(ssid->bssid, prev_bssid, ETH_ALEN) != 0))
3033 wpas_notify_network_bssid_set_changed(wpa_s, ssid);
3034
3035 if (prev_disabled != ssid->disabled &&
3036 (prev_disabled == 2 || ssid->disabled == 2))
3037 wpas_notify_network_type_changed(wpa_s, ssid);
3038
3039 return ret;
3040 }
3041
3042
3043 static int wpa_supplicant_ctrl_iface_get_network(
3044 struct wpa_supplicant *wpa_s, char *cmd, char *buf, size_t buflen)
3045 {
3046 int id;
3047 size_t res;
3048 struct wpa_ssid *ssid;
3049 char *name, *value;
3050
3051 /* cmd: "<network id> <variable name>" */
3052 name = os_strchr(cmd, ' ');
3053 if (name == NULL || buflen == 0)
3054 return -1;
3055 *name++ = '\0';
3056
3057 id = atoi(cmd);
3058 wpa_printf(MSG_DEBUG, "CTRL_IFACE: GET_NETWORK id=%d name='%s'",
3059 id, name);
3060
3061 ssid = wpa_config_get_network(wpa_s->conf, id);
3062 if (ssid == NULL) {
3063 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find network "
3064 "id=%d", id);
3065 return -1;
3066 }
3067
3068 value = wpa_config_get_no_key(ssid, name);
3069 if (value == NULL) {
3070 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Failed to get network "
3071 "variable '%s'", name);
3072 return -1;
3073 }
3074
3075 res = os_strlcpy(buf, value, buflen);
3076 if (res >= buflen) {
3077 os_free(value);
3078 return -1;
3079 }
3080
3081 os_free(value);
3082
3083 return res;
3084 }
3085
3086
3087 static int wpa_supplicant_ctrl_iface_dup_network(
3088 struct wpa_supplicant *wpa_s, char *cmd)
3089 {
3090 struct wpa_ssid *ssid_s, *ssid_d;
3091 char *name, *id, *value;
3092 int id_s, id_d, ret;
3093
3094 /* cmd: "<src network id> <dst network id> <variable name>" */
3095 id = os_strchr(cmd, ' ');
3096 if (id == NULL)
3097 return -1;
3098 *id++ = '\0';
3099
3100 name = os_strchr(id, ' ');
3101 if (name == NULL)
3102 return -1;
3103 *name++ = '\0';
3104
3105 id_s = atoi(cmd);
3106 id_d = atoi(id);
3107 wpa_printf(MSG_DEBUG, "CTRL_IFACE: DUP_NETWORK id=%d -> %d name='%s'",
3108 id_s, id_d, name);
3109
3110 ssid_s = wpa_config_get_network(wpa_s->conf, id_s);
3111 if (ssid_s == NULL) {
3112 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
3113 "network id=%d", id_s);
3114 return -1;
3115 }
3116
3117 ssid_d = wpa_config_get_network(wpa_s->conf, id_d);
3118 if (ssid_d == NULL) {
3119 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
3120 "network id=%d", id_d);
3121 return -1;
3122 }
3123
3124 value = wpa_config_get(ssid_s, name);
3125 if (value == NULL) {
3126 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Failed to get network "
3127 "variable '%s'", name);
3128 return -1;
3129 }
3130
3131 ret = wpa_supplicant_ctrl_iface_update_network(wpa_s, ssid_d, name,
3132 value);
3133
3134 os_free(value);
3135
3136 return ret;
3137 }
3138
3139
3140 static int wpa_supplicant_ctrl_iface_list_creds(struct wpa_supplicant *wpa_s,
3141 char *buf, size_t buflen)
3142 {
3143 char *pos, *end;
3144 struct wpa_cred *cred;
3145 int ret;
3146
3147 pos = buf;
3148 end = buf + buflen;
3149 ret = os_snprintf(pos, end - pos,
3150 "cred id / realm / username / domain / imsi\n");
3151 if (os_snprintf_error(end - pos, ret))
3152 return pos - buf;
3153 pos += ret;
3154
3155 cred = wpa_s->conf->cred;
3156 while (cred) {
3157 ret = os_snprintf(pos, end - pos, "%d\t%s\t%s\t%s\t%s\n",
3158 cred->id, cred->realm ? cred->realm : "",
3159 cred->username ? cred->username : "",
3160 cred->domain ? cred->domain[0] : "",
3161 cred->imsi ? cred->imsi : "");
3162 if (os_snprintf_error(end - pos, ret))
3163 return pos - buf;
3164 pos += ret;
3165
3166 cred = cred->next;
3167 }
3168
3169 return pos - buf;
3170 }
3171
3172
3173 static int wpa_supplicant_ctrl_iface_add_cred(struct wpa_supplicant *wpa_s,
3174 char *buf, size_t buflen)
3175 {
3176 struct wpa_cred *cred;
3177 int ret;
3178
3179 wpa_printf(MSG_DEBUG, "CTRL_IFACE: ADD_CRED");
3180
3181 cred = wpa_config_add_cred(wpa_s->conf);
3182 if (cred == NULL)
3183 return -1;
3184
3185 wpa_msg(wpa_s, MSG_INFO, CRED_ADDED "%d", cred->id);
3186
3187 ret = os_snprintf(buf, buflen, "%d\n", cred->id);
3188 if (os_snprintf_error(buflen, ret))
3189 return -1;
3190 return ret;
3191 }
3192
3193
3194 static int wpas_ctrl_remove_cred(struct wpa_supplicant *wpa_s,
3195 struct wpa_cred *cred)
3196 {
3197 struct wpa_ssid *ssid;
3198 char str[20];
3199 int id;
3200
3201 if (cred == NULL) {
3202 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find cred");
3203 return -1;
3204 }
3205
3206 id = cred->id;
3207 if (wpa_config_remove_cred(wpa_s->conf, id) < 0) {
3208 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find cred");
3209 return -1;
3210 }
3211
3212 wpa_msg(wpa_s, MSG_INFO, CRED_REMOVED "%d", id);
3213
3214 /* Remove any network entry created based on the removed credential */
3215 ssid = wpa_s->conf->ssid;
3216 while (ssid) {
3217 if (ssid->parent_cred == cred) {
3218 int res;
3219
3220 wpa_printf(MSG_DEBUG, "Remove network id %d since it "
3221 "used the removed credential", ssid->id);
3222 res = os_snprintf(str, sizeof(str), "%d", ssid->id);
3223 if (os_snprintf_error(sizeof(str), res))
3224 str[sizeof(str) - 1] = '\0';
3225 ssid = ssid->next;
3226 wpa_supplicant_ctrl_iface_remove_network(wpa_s, str);
3227 } else
3228 ssid = ssid->next;
3229 }
3230
3231 return 0;
3232 }
3233
3234
3235 static int wpa_supplicant_ctrl_iface_remove_cred(struct wpa_supplicant *wpa_s,
3236 char *cmd)
3237 {
3238 int id;
3239 struct wpa_cred *cred, *prev;
3240
3241 /* cmd: "<cred id>", "all", "sp_fqdn=<FQDN>", or
3242 * "provisioning_sp=<FQDN> */
3243 if (os_strcmp(cmd, "all") == 0) {
3244 wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_CRED all");
3245 cred = wpa_s->conf->cred;
3246 while (cred) {
3247 prev = cred;
3248 cred = cred->next;
3249 wpas_ctrl_remove_cred(wpa_s, prev);
3250 }
3251 return 0;
3252 }
3253
3254 if (os_strncmp(cmd, "sp_fqdn=", 8) == 0) {
3255 wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_CRED SP FQDN '%s'",
3256 cmd + 8);
3257 cred = wpa_s->conf->cred;
3258 while (cred) {
3259 prev = cred;
3260 cred = cred->next;
3261 if (prev->domain) {
3262 size_t i;
3263 for (i = 0; i < prev->num_domain; i++) {
3264 if (os_strcmp(prev->domain[i], cmd + 8)
3265 != 0)
3266 continue;
3267 wpas_ctrl_remove_cred(wpa_s, prev);
3268 break;
3269 }
3270 }
3271 }
3272 return 0;
3273 }
3274
3275 if (os_strncmp(cmd, "provisioning_sp=", 16) == 0) {
3276 wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_CRED provisioning SP FQDN '%s'",
3277 cmd + 16);
3278 cred = wpa_s->conf->cred;
3279 while (cred) {
3280 prev = cred;
3281 cred = cred->next;
3282 if (prev->provisioning_sp &&
3283 os_strcmp(prev->provisioning_sp, cmd + 16) == 0)
3284 wpas_ctrl_remove_cred(wpa_s, prev);
3285 }
3286 return 0;
3287 }
3288
3289 id = atoi(cmd);
3290 wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_CRED id=%d", id);
3291
3292 cred = wpa_config_get_cred(wpa_s->conf, id);
3293 return wpas_ctrl_remove_cred(wpa_s, cred);
3294 }
3295
3296
3297 static int wpa_supplicant_ctrl_iface_set_cred(struct wpa_supplicant *wpa_s,
3298 char *cmd)
3299 {
3300 int id;
3301 struct wpa_cred *cred;
3302 char *name, *value;
3303
3304 /* cmd: "<cred id> <variable name> <value>" */
3305 name = os_strchr(cmd, ' ');
3306 if (name == NULL)
3307 return -1;
3308 *name++ = '\0';
3309
3310 value = os_strchr(name, ' ');
3311 if (value == NULL)
3312 return -1;
3313 *value++ = '\0';
3314
3315 id = atoi(cmd);
3316 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SET_CRED id=%d name='%s'",
3317 id, name);
3318 wpa_hexdump_ascii_key(MSG_DEBUG, "CTRL_IFACE: value",
3319 (u8 *) value, os_strlen(value));
3320
3321 cred = wpa_config_get_cred(wpa_s->conf, id);
3322 if (cred == NULL) {
3323 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find cred id=%d",
3324 id);
3325 return -1;
3326 }
3327
3328 if (wpa_config_set_cred(cred, name, value, 0) < 0) {
3329 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Failed to set cred "
3330 "variable '%s'", name);
3331 return -1;
3332 }
3333
3334 wpa_msg(wpa_s, MSG_INFO, CRED_MODIFIED "%d %s", cred->id, name);
3335
3336 return 0;
3337 }
3338
3339
3340 static int wpa_supplicant_ctrl_iface_get_cred(struct wpa_supplicant *wpa_s,
3341 char *cmd, char *buf,
3342 size_t buflen)
3343 {
3344 int id;
3345 size_t res;
3346 struct wpa_cred *cred;
3347 char *name, *value;
3348
3349 /* cmd: "<cred id> <variable name>" */
3350 name = os_strchr(cmd, ' ');
3351 if (name == NULL)
3352 return -1;
3353 *name++ = '\0';
3354
3355 id = atoi(cmd);
3356 wpa_printf(MSG_DEBUG, "CTRL_IFACE: GET_CRED id=%d name='%s'",
3357 id, name);
3358
3359 cred = wpa_config_get_cred(wpa_s->conf, id);
3360 if (cred == NULL) {
3361 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find cred id=%d",
3362 id);
3363 return -1;
3364 }
3365
3366 value = wpa_config_get_cred_no_key(cred, name);
3367 if (value == NULL) {
3368 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Failed to get cred variable '%s'",
3369 name);
3370 return -1;
3371 }
3372
3373 res = os_strlcpy(buf, value, buflen);
3374 if (res >= buflen) {
3375 os_free(value);
3376 return -1;
3377 }
3378
3379 os_free(value);
3380
3381 return res;
3382 }
3383
3384
3385 #ifndef CONFIG_NO_CONFIG_WRITE
3386 static int wpa_supplicant_ctrl_iface_save_config(struct wpa_supplicant *wpa_s)
3387 {
3388 int ret;
3389
3390 if (!wpa_s->conf->update_config) {
3391 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Not allowed "
3392 "to update configuration (update_config=0)");
3393 return -1;
3394 }
3395
3396 ret = wpa_config_write(wpa_s->confname, wpa_s->conf);
3397 if (ret) {
3398 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Failed to "
3399 "update configuration");
3400 } else {
3401 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Configuration"
3402 " updated");
3403 }
3404
3405 return ret;
3406 }
3407 #endif /* CONFIG_NO_CONFIG_WRITE */
3408
3409
3410 struct cipher_info {
3411 unsigned int capa;
3412 const char *name;
3413 int group_only;
3414 };
3415
3416 static const struct cipher_info ciphers[] = {
3417 { WPA_DRIVER_CAPA_ENC_CCMP_256, "CCMP-256", 0 },
3418 { WPA_DRIVER_CAPA_ENC_GCMP_256, "GCMP-256", 0 },
3419 { WPA_DRIVER_CAPA_ENC_CCMP, "CCMP", 0 },
3420 { WPA_DRIVER_CAPA_ENC_GCMP, "GCMP", 0 },
3421 { WPA_DRIVER_CAPA_ENC_TKIP, "TKIP", 0 },
3422 { WPA_DRIVER_CAPA_KEY_MGMT_WPA_NONE, "NONE", 0 },
3423 { WPA_DRIVER_CAPA_ENC_WEP104, "WEP104", 1 },
3424 { WPA_DRIVER_CAPA_ENC_WEP40, "WEP40", 1 }
3425 };
3426
3427 static const struct cipher_info ciphers_group_mgmt[] = {
3428 { WPA_DRIVER_CAPA_ENC_BIP, "AES-128-CMAC", 1 },
3429 { WPA_DRIVER_CAPA_ENC_BIP_GMAC_128, "BIP-GMAC-128", 1 },
3430 { WPA_DRIVER_CAPA_ENC_BIP_GMAC_256, "BIP-GMAC-256", 1 },
3431 { WPA_DRIVER_CAPA_ENC_BIP_CMAC_256, "BIP-CMAC-256", 1 },
3432 };
3433
3434
3435 static int ctrl_iface_get_capability_pairwise(int res, char *strict,
3436 struct wpa_driver_capa *capa,
3437 char *buf, size_t buflen)
3438 {
3439 int ret;
3440 char *pos, *end;
3441 size_t len;
3442 unsigned int i;
3443
3444 pos = buf;
3445 end = pos + buflen;
3446
3447 if (res < 0) {
3448 if (strict)
3449 return 0;
3450 len = os_strlcpy(buf, "CCMP TKIP NONE", buflen);
3451 if (len >= buflen)
3452 return -1;
3453 return len;
3454 }
3455
3456 for (i = 0; i < ARRAY_SIZE(ciphers); i++) {
3457 if (!ciphers[i].group_only && capa->enc & ciphers[i].capa) {
3458 ret = os_snprintf(pos, end - pos, "%s%s",
3459 pos == buf ? "" : " ",
3460 ciphers[i].name);
3461 if (os_snprintf_error(end - pos, ret))
3462 return pos - buf;
3463 pos += ret;
3464 }
3465 }
3466
3467 return pos - buf;
3468 }
3469
3470
3471 static int ctrl_iface_get_capability_group(int res, char *strict,
3472 struct wpa_driver_capa *capa,
3473 char *buf, size_t buflen)
3474 {
3475 int ret;
3476 char *pos, *end;
3477 size_t len;
3478 unsigned int i;
3479
3480 pos = buf;
3481 end = pos + buflen;
3482
3483 if (res < 0) {
3484 if (strict)
3485 return 0;
3486 len = os_strlcpy(buf, "CCMP TKIP WEP104 WEP40", buflen);
3487 if (len >= buflen)
3488 return -1;
3489 return len;
3490 }
3491
3492 for (i = 0; i < ARRAY_SIZE(ciphers); i++) {
3493 if (capa->enc & ciphers[i].capa) {
3494 ret = os_snprintf(pos, end - pos, "%s%s",
3495 pos == buf ? "" : " ",
3496 ciphers[i].name);
3497 if (os_snprintf_error(end - pos, ret))
3498 return pos - buf;
3499 pos += ret;
3500 }
3501 }
3502
3503 return pos - buf;
3504 }
3505
3506
3507 static int ctrl_iface_get_capability_group_mgmt(int res, char *strict,
3508 struct wpa_driver_capa *capa,
3509 char *buf, size_t buflen)
3510 {
3511 int ret;
3512 char *pos, *end;
3513 unsigned int i;
3514
3515 pos = buf;
3516 end = pos + buflen;
3517
3518 if (res < 0)
3519 return 0;
3520
3521 for (i = 0; i < ARRAY_SIZE(ciphers_group_mgmt); i++) {
3522 if (capa->enc & ciphers_group_mgmt[i].capa) {
3523 ret = os_snprintf(pos, end - pos, "%s%s",
3524 pos == buf ? "" : " ",
3525 ciphers_group_mgmt[i].name);
3526 if (os_snprintf_error(end - pos, ret))
3527 return pos - buf;
3528 pos += ret;
3529 }
3530 }
3531
3532 return pos - buf;
3533 }
3534
3535
3536 static int ctrl_iface_get_capability_key_mgmt(int res, char *strict,
3537 struct wpa_driver_capa *capa,
3538 char *buf, size_t buflen)
3539 {
3540 int ret;
3541 char *pos, *end;
3542 size_t len;
3543
3544 pos = buf;
3545 end = pos + buflen;
3546
3547 if (res < 0) {
3548 if (strict)
3549 return 0;
3550 len = os_strlcpy(buf, "WPA-PSK WPA-EAP IEEE8021X WPA-NONE "
3551 "NONE", buflen);
3552 if (len >= buflen)
3553 return -1;
3554 return len;
3555 }
3556
3557 ret = os_snprintf(pos, end - pos, "NONE IEEE8021X");
3558 if (os_snprintf_error(end - pos, ret))
3559 return pos - buf;
3560 pos += ret;
3561
3562 if (capa->key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA |
3563 WPA_DRIVER_CAPA_KEY_MGMT_WPA2)) {
3564 ret = os_snprintf(pos, end - pos, " WPA-EAP");
3565 if (os_snprintf_error(end - pos, ret))
3566 return pos - buf;
3567 pos += ret;
3568 }
3569
3570 if (capa->key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA_PSK |
3571 WPA_DRIVER_CAPA_KEY_MGMT_WPA2_PSK)) {
3572 ret = os_snprintf(pos, end - pos, " WPA-PSK");
3573 if (os_snprintf_error(end - pos, ret))
3574 return pos - buf;
3575 pos += ret;
3576 }
3577
3578 if (capa->key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_WPA_NONE) {
3579 ret = os_snprintf(pos, end - pos, " WPA-NONE");
3580 if (os_snprintf_error(end - pos, ret))
3581 return pos - buf;
3582 pos += ret;
3583 }
3584
3585 #ifdef CONFIG_SUITEB
3586 if (capa->key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_SUITE_B) {
3587 ret = os_snprintf(pos, end - pos, " WPA-EAP-SUITE-B");
3588 if (os_snprintf_error(end - pos, ret))
3589 return pos - buf;
3590 pos += ret;
3591 }
3592 #endif /* CONFIG_SUITEB */
3593 #ifdef CONFIG_SUITEB192
3594 if (capa->key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_SUITE_B_192) {
3595 ret = os_snprintf(pos, end - pos, " WPA-EAP-SUITE-B-192");
3596 if (os_snprintf_error(end - pos, ret))
3597 return pos - buf;
3598 pos += ret;
3599 }
3600 #endif /* CONFIG_SUITEB192 */
3601
3602 return pos - buf;
3603 }
3604
3605
3606 static int ctrl_iface_get_capability_proto(int res, char *strict,
3607 struct wpa_driver_capa *capa,
3608 char *buf, size_t buflen)
3609 {
3610 int ret;
3611 char *pos, *end;
3612 size_t len;
3613
3614 pos = buf;
3615 end = pos + buflen;
3616
3617 if (res < 0) {
3618 if (strict)
3619 return 0;
3620 len = os_strlcpy(buf, "RSN WPA", buflen);
3621 if (len >= buflen)
3622 return -1;
3623 return len;
3624 }
3625
3626 if (capa->key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA2 |
3627 WPA_DRIVER_CAPA_KEY_MGMT_WPA2_PSK)) {
3628 ret = os_snprintf(pos, end - pos, "%sRSN",
3629 pos == buf ? "" : " ");
3630 if (os_snprintf_error(end - pos, ret))
3631 return pos - buf;
3632 pos += ret;
3633 }
3634
3635 if (capa->key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA |
3636 WPA_DRIVER_CAPA_KEY_MGMT_WPA_PSK)) {
3637 ret = os_snprintf(pos, end - pos, "%sWPA",
3638 pos == buf ? "" : " ");
3639 if (os_snprintf_error(end - pos, ret))
3640 return pos - buf;
3641 pos += ret;
3642 }
3643
3644 return pos - buf;
3645 }
3646
3647
3648 static int ctrl_iface_get_capability_auth_alg(struct wpa_supplicant *wpa_s,
3649 int res, char *strict,
3650 struct wpa_driver_capa *capa,
3651 char *buf, size_t buflen)
3652 {
3653 int ret;
3654 char *pos, *end;
3655 size_t len;
3656
3657 pos = buf;
3658 end = pos + buflen;
3659
3660 if (res < 0) {
3661 if (strict)
3662 return 0;
3663 len = os_strlcpy(buf, "OPEN SHARED LEAP", buflen);
3664 if (len >= buflen)
3665 return -1;
3666 return len;
3667 }
3668
3669 if (capa->auth & (WPA_DRIVER_AUTH_OPEN)) {
3670 ret = os_snprintf(pos, end - pos, "%sOPEN",
3671 pos == buf ? "" : " ");
3672 if (os_snprintf_error(end - pos, ret))
3673 return pos - buf;
3674 pos += ret;
3675 }
3676
3677 if (capa->auth & (WPA_DRIVER_AUTH_SHARED)) {
3678 ret = os_snprintf(pos, end - pos, "%sSHARED",
3679 pos == buf ? "" : " ");
3680 if (os_snprintf_error(end - pos, ret))
3681 return pos - buf;
3682 pos += ret;
3683 }
3684
3685 if (capa->auth & (WPA_DRIVER_AUTH_LEAP)) {
3686 ret = os_snprintf(pos, end - pos, "%sLEAP",
3687 pos == buf ? "" : " ");
3688 if (os_snprintf_error(end - pos, ret))
3689 return pos - buf;
3690 pos += ret;
3691 }
3692
3693 #ifdef CONFIG_SAE
3694 if (wpa_s->drv_flags & WPA_DRIVER_FLAGS_SAE) {
3695 ret = os_snprintf(pos, end - pos, "%sSAE",
3696 pos == buf ? "" : " ");
3697 if (os_snprintf_error(end - pos, ret))
3698 return pos - buf;
3699 pos += ret;
3700 }
3701 #endif /* CONFIG_SAE */
3702
3703 return pos - buf;
3704 }
3705
3706
3707 static int ctrl_iface_get_capability_modes(int res, char *strict,
3708 struct wpa_driver_capa *capa,
3709 char *buf, size_t buflen)
3710 {
3711 int ret;
3712 char *pos, *end;
3713 size_t len;
3714
3715 pos = buf;
3716 end = pos + buflen;
3717
3718 if (res < 0) {
3719 if (strict)
3720 return 0;
3721 len = os_strlcpy(buf, "IBSS AP", buflen);
3722 if (len >= buflen)
3723 return -1;
3724 return len;
3725 }
3726
3727 if (capa->flags & WPA_DRIVER_FLAGS_IBSS) {
3728 ret = os_snprintf(pos, end - pos, "%sIBSS",
3729 pos == buf ? "" : " ");
3730 if (os_snprintf_error(end - pos, ret))
3731 return pos - buf;
3732 pos += ret;
3733 }
3734
3735 if (capa->flags & WPA_DRIVER_FLAGS_AP) {
3736 ret = os_snprintf(pos, end - pos, "%sAP",
3737 pos == buf ? "" : " ");
3738 if (os_snprintf_error(end - pos, ret))
3739 return pos - buf;
3740 pos += ret;
3741 }
3742
3743 #ifdef CONFIG_MESH
3744 if (capa->flags & WPA_DRIVER_FLAGS_MESH) {
3745 ret = os_snprintf(pos, end - pos, "%sMESH",
3746 pos == buf ? "" : " ");
3747 if (os_snprintf_error(end - pos, ret))
3748 return pos - buf;
3749 pos += ret;
3750 }
3751 #endif /* CONFIG_MESH */
3752
3753 return pos - buf;
3754 }
3755
3756
3757 static int ctrl_iface_get_capability_channels(struct wpa_supplicant *wpa_s,
3758 char *buf, size_t buflen)
3759 {
3760 struct hostapd_channel_data *chnl;
3761 int ret, i, j;
3762 char *pos, *end, *hmode;
3763
3764 pos = buf;
3765 end = pos + buflen;
3766
3767 for (j = 0; j < wpa_s->hw.num_modes; j++) {
3768 switch (wpa_s->hw.modes[j].mode) {
3769 case HOSTAPD_MODE_IEEE80211B:
3770 hmode = "B";
3771 break;
3772 case HOSTAPD_MODE_IEEE80211G:
3773 hmode = "G";
3774 break;
3775 case HOSTAPD_MODE_IEEE80211A:
3776 hmode = "A";
3777 break;
3778 case HOSTAPD_MODE_IEEE80211AD:
3779 hmode = "AD";
3780 break;
3781 default:
3782 continue;
3783 }
3784 ret = os_snprintf(pos, end - pos, "Mode[%s] Channels:", hmode);
3785 if (os_snprintf_error(end - pos, ret))
3786 return pos - buf;
3787 pos += ret;
3788 chnl = wpa_s->hw.modes[j].channels;
3789 for (i = 0; i < wpa_s->hw.modes[j].num_channels; i++) {
3790 if (chnl[i].flag & HOSTAPD_CHAN_DISABLED)
3791 continue;
3792 ret = os_snprintf(pos, end - pos, " %d", chnl[i].chan);
3793 if (os_snprintf_error(end - pos, ret))
3794 return pos - buf;
3795 pos += ret;
3796 }
3797 ret = os_snprintf(pos, end - pos, "\n");
3798 if (os_snprintf_error(end - pos, ret))
3799 return pos - buf;
3800 pos += ret;
3801 }
3802
3803 return pos - buf;
3804 }
3805
3806
3807 static int ctrl_iface_get_capability_freq(struct wpa_supplicant *wpa_s,
3808 char *buf, size_t buflen)
3809 {
3810 struct hostapd_channel_data *chnl;
3811 int ret, i, j;
3812 char *pos, *end, *hmode;
3813
3814 pos = buf;
3815 end = pos + buflen;
3816
3817 for (j = 0; j < wpa_s->hw.num_modes; j++) {
3818 switch (wpa_s->hw.modes[j].mode) {
3819 case HOSTAPD_MODE_IEEE80211B:
3820 hmode = "B";
3821 break;
3822 case HOSTAPD_MODE_IEEE80211G:
3823 hmode = "G";
3824 break;
3825 case HOSTAPD_MODE_IEEE80211A:
3826 hmode = "A";
3827 break;
3828 case HOSTAPD_MODE_IEEE80211AD:
3829 hmode = "AD";
3830 break;
3831 default:
3832 continue;
3833 }
3834 ret = os_snprintf(pos, end - pos, "Mode[%s] Channels:\n",
3835 hmode);
3836 if (os_snprintf_error(end - pos, ret))
3837 return pos - buf;
3838 pos += ret;
3839 chnl = wpa_s->hw.modes[j].channels;
3840 for (i = 0; i < wpa_s->hw.modes[j].num_channels; i++) {
3841 if (chnl[i].flag & HOSTAPD_CHAN_DISABLED)
3842 continue;
3843 ret = os_snprintf(pos, end - pos, " %d = %d MHz%s%s\n",
3844 chnl[i].chan, chnl[i].freq,
3845 chnl[i].flag & HOSTAPD_CHAN_NO_IR ?
3846 " (NO_IR)" : "",
3847 chnl[i].flag & HOSTAPD_CHAN_RADAR ?
3848 " (DFS)" : "");
3849
3850 if (os_snprintf_error(end - pos, ret))
3851 return pos - buf;
3852 pos += ret;
3853 }
3854 ret = os_snprintf(pos, end - pos, "\n");
3855 if (os_snprintf_error(end - pos, ret))
3856 return pos - buf;
3857 pos += ret;
3858 }
3859
3860 return pos - buf;
3861 }
3862
3863
3864 static int wpa_supplicant_ctrl_iface_get_capability(
3865 struct wpa_supplicant *wpa_s, const char *_field, char *buf,
3866 size_t buflen)
3867 {
3868 struct wpa_driver_capa capa;
3869 int res;
3870 char *strict;
3871 char field[30];
3872 size_t len;
3873
3874 /* Determine whether or not strict checking was requested */
3875 len = os_strlcpy(field, _field, sizeof(field));
3876 if (len >= sizeof(field))
3877 return -1;
3878 strict = os_strchr(field, ' ');
3879 if (strict != NULL) {
3880 *strict++ = '\0';
3881 if (os_strcmp(strict, "strict") != 0)
3882 return -1;
3883 }
3884
3885 wpa_printf(MSG_DEBUG, "CTRL_IFACE: GET_CAPABILITY '%s' %s",
3886 field, strict ? strict : "");
3887
3888 if (os_strcmp(field, "eap") == 0) {
3889 return eap_get_names(buf, buflen);
3890 }
3891
3892 res = wpa_drv_get_capa(wpa_s, &capa);
3893
3894 if (os_strcmp(field, "pairwise") == 0)
3895 return ctrl_iface_get_capability_pairwise(res, strict, &capa,
3896 buf, buflen);
3897
3898 if (os_strcmp(field, "group") == 0)
3899 return ctrl_iface_get_capability_group(res, strict, &capa,
3900 buf, buflen);
3901
3902 if (os_strcmp(field, "group_mgmt") == 0)
3903 return ctrl_iface_get_capability_group_mgmt(res, strict, &capa,
3904 buf, buflen);
3905
3906 if (os_strcmp(field, "key_mgmt") == 0)
3907 return ctrl_iface_get_capability_key_mgmt(res, strict, &capa,
3908 buf, buflen);
3909
3910 if (os_strcmp(field, "proto") == 0)
3911 return ctrl_iface_get_capability_proto(res, strict, &capa,
3912 buf, buflen);
3913
3914 if (os_strcmp(field, "auth_alg") == 0)
3915 return ctrl_iface_get_capability_auth_alg(wpa_s, res, strict,
3916 &capa, buf, buflen);
3917
3918 if (os_strcmp(field, "modes") == 0)
3919 return ctrl_iface_get_capability_modes(res, strict, &capa,
3920 buf, buflen);
3921
3922 if (os_strcmp(field, "channels") == 0)
3923 return ctrl_iface_get_capability_channels(wpa_s, buf, buflen);
3924
3925 if (os_strcmp(field, "freq") == 0)
3926 return ctrl_iface_get_capability_freq(wpa_s, buf, buflen);
3927
3928 #ifdef CONFIG_TDLS
3929 if (os_strcmp(field, "tdls") == 0)
3930 return ctrl_iface_get_capability_tdls(wpa_s, buf, buflen);
3931 #endif /* CONFIG_TDLS */
3932
3933 #ifdef CONFIG_ERP
3934 if (os_strcmp(field, "erp") == 0) {
3935 res = os_snprintf(buf, buflen, "ERP");
3936 if (os_snprintf_error(buflen, res))
3937 return -1;
3938 return res;
3939 }
3940 #endif /* CONFIG_EPR */
3941
3942 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Unknown GET_CAPABILITY field '%s'",
3943 field);
3944
3945 return -1;
3946 }
3947
3948
3949 #ifdef CONFIG_INTERWORKING
3950 static char * anqp_add_hex(char *pos, char *end, const char *title,
3951 struct wpabuf *data)
3952 {
3953 char *start = pos;
3954 size_t i;
3955 int ret;
3956 const u8 *d;
3957
3958 if (data == NULL)
3959 return start;
3960
3961 ret = os_snprintf(pos, end - pos, "%s=", title);
3962 if (os_snprintf_error(end - pos, ret))
3963 return start;
3964 pos += ret;
3965
3966 d = wpabuf_head_u8(data);
3967 for (i = 0; i < wpabuf_len(data); i++) {
3968 ret = os_snprintf(pos, end - pos, "%02x", *d++);
3969 if (os_snprintf_error(end - pos, ret))
3970 return start;
3971 pos += ret;
3972 }
3973
3974 ret = os_snprintf(pos, end - pos, "\n");
3975 if (os_snprintf_error(end - pos, ret))
3976 return start;
3977 pos += ret;
3978
3979 return pos;
3980 }
3981 #endif /* CONFIG_INTERWORKING */
3982
3983
3984 static int print_bss_info(struct wpa_supplicant *wpa_s, struct wpa_bss *bss,
3985 unsigned long mask, char *buf, size_t buflen)
3986 {
3987 size_t i;
3988 int ret;
3989 char *pos, *end;
3990 const u8 *ie, *ie2, *osen_ie;
3991
3992 pos = buf;
3993 end = buf + buflen;
3994
3995 if (mask & WPA_BSS_MASK_ID) {
3996 ret = os_snprintf(pos, end - pos, "id=%u\n", bss->id);
3997 if (os_snprintf_error(end - pos, ret))
3998 return 0;
3999 pos += ret;
4000 }
4001
4002 if (mask & WPA_BSS_MASK_BSSID) {
4003 ret = os_snprintf(pos, end - pos, "bssid=" MACSTR "\n",
4004 MAC2STR(bss->bssid));
4005 if (os_snprintf_error(end - pos, ret))
4006 return 0;
4007 pos += ret;
4008 }
4009
4010 if (mask & WPA_BSS_MASK_FREQ) {
4011 ret = os_snprintf(pos, end - pos, "freq=%d\n", bss->freq);
4012 if (os_snprintf_error(end - pos, ret))
4013 return 0;
4014 pos += ret;
4015 }
4016
4017 if (mask & WPA_BSS_MASK_BEACON_INT) {
4018 ret = os_snprintf(pos, end - pos, "beacon_int=%d\n",
4019 bss->beacon_int);
4020 if (os_snprintf_error(end - pos, ret))
4021 return 0;
4022 pos += ret;
4023 }
4024
4025 if (mask & WPA_BSS_MASK_CAPABILITIES) {
4026 ret = os_snprintf(pos, end - pos, "capabilities=0x%04x\n",
4027 bss->caps);
4028 if (os_snprintf_error(end - pos, ret))
4029 return 0;
4030 pos += ret;
4031 }
4032
4033 if (mask & WPA_BSS_MASK_QUAL) {
4034 ret = os_snprintf(pos, end - pos, "qual=%d\n", bss->qual);
4035 if (os_snprintf_error(end - pos, ret))
4036 return 0;
4037 pos += ret;
4038 }
4039
4040 if (mask & WPA_BSS_MASK_NOISE) {
4041 ret = os_snprintf(pos, end - pos, "noise=%d\n", bss->noise);
4042 if (os_snprintf_error(end - pos, ret))
4043 return 0;
4044 pos += ret;
4045 }
4046
4047 if (mask & WPA_BSS_MASK_LEVEL) {
4048 ret = os_snprintf(pos, end - pos, "level=%d\n", bss->level);
4049 if (os_snprintf_error(end - pos, ret))
4050 return 0;
4051 pos += ret;
4052 }
4053
4054 if (mask & WPA_BSS_MASK_TSF) {
4055 ret = os_snprintf(pos, end - pos, "tsf=%016llu\n",
4056 (unsigned long long) bss->tsf);
4057 if (os_snprintf_error(end - pos, ret))
4058 return 0;
4059 pos += ret;
4060 }
4061
4062 if (mask & WPA_BSS_MASK_AGE) {
4063 struct os_reltime now;
4064
4065 os_get_reltime(&now);
4066 ret = os_snprintf(pos, end - pos, "age=%d\n",
4067 (int) (now.sec - bss->last_update.sec));
4068 if (os_snprintf_error(end - pos, ret))
4069 return 0;
4070 pos += ret;
4071 }
4072
4073 if (mask & WPA_BSS_MASK_IE) {
4074 ret = os_snprintf(pos, end - pos, "ie=");
4075 if (os_snprintf_error(end - pos, ret))
4076 return 0;
4077 pos += ret;
4078
4079 ie = (const u8 *) (bss + 1);
4080 for (i = 0; i < bss->ie_len; i++) {
4081 ret = os_snprintf(pos, end - pos, "%02x", *ie++);
4082 if (os_snprintf_error(end - pos, ret))
4083 return 0;
4084 pos += ret;
4085 }
4086
4087 ret = os_snprintf(pos, end - pos, "\n");
4088 if (os_snprintf_error(end - pos, ret))
4089 return 0;
4090 pos += ret;
4091 }
4092
4093 if (mask & WPA_BSS_MASK_FLAGS) {
4094 ret = os_snprintf(pos, end - pos, "flags=");
4095 if (os_snprintf_error(end - pos, ret))
4096 return 0;
4097 pos += ret;
4098
4099 ie = wpa_bss_get_vendor_ie(bss, WPA_IE_VENDOR_TYPE);
4100 if (ie)
4101 pos = wpa_supplicant_ie_txt(pos, end, "WPA", ie,
4102 2 + ie[1]);
4103 ie2 = wpa_bss_get_ie(bss, WLAN_EID_RSN);
4104 if (ie2)
4105 pos = wpa_supplicant_ie_txt(pos, end, "WPA2", ie2,
4106 2 + ie2[1]);
4107 osen_ie = wpa_bss_get_vendor_ie(bss, OSEN_IE_VENDOR_TYPE);
4108 if (osen_ie)
4109 pos = wpa_supplicant_ie_txt(pos, end, "OSEN",
4110 osen_ie, 2 + osen_ie[1]);
4111 pos = wpa_supplicant_wps_ie_txt(wpa_s, pos, end, bss);
4112 if (!ie && !ie2 && !osen_ie &&
4113 (bss->caps & IEEE80211_CAP_PRIVACY)) {
4114 ret = os_snprintf(pos, end - pos, "[WEP]");
4115 if (os_snprintf_error(end - pos, ret))
4116 return 0;
4117 pos += ret;
4118 }
4119 if (bss_is_dmg(bss)) {
4120 const char *s;
4121 ret = os_snprintf(pos, end - pos, "[DMG]");
4122 if (os_snprintf_error(end - pos, ret))
4123 return 0;
4124 pos += ret;
4125 switch (bss->caps & IEEE80211_CAP_DMG_MASK) {
4126 case IEEE80211_CAP_DMG_IBSS:
4127 s = "[IBSS]";
4128 break;
4129 case IEEE80211_CAP_DMG_AP:
4130 s = "[ESS]";
4131 break;
4132 case IEEE80211_CAP_DMG_PBSS:
4133 s = "[PBSS]";
4134 break;
4135 default:
4136 s = "";
4137 break;
4138 }
4139 ret = os_snprintf(pos, end - pos, "%s", s);
4140 if (os_snprintf_error(end - pos, ret))
4141 return 0;
4142 pos += ret;
4143 } else {
4144 if (bss->caps & IEEE80211_CAP_IBSS) {
4145 ret = os_snprintf(pos, end - pos, "[IBSS]");
4146 if (os_snprintf_error(end - pos, ret))
4147 return 0;
4148 pos += ret;
4149 }
4150 if (bss->caps & IEEE80211_CAP_ESS) {
4151 ret = os_snprintf(pos, end - pos, "[ESS]");
4152 if (os_snprintf_error(end - pos, ret))
4153 return 0;
4154 pos += ret;
4155 }
4156 }
4157 if (wpa_bss_get_vendor_ie(bss, P2P_IE_VENDOR_TYPE) ||
4158 wpa_bss_get_vendor_ie_beacon(bss, P2P_IE_VENDOR_TYPE)) {
4159 ret = os_snprintf(pos, end - pos, "[P2P]");
4160 if (os_snprintf_error(end - pos, ret))
4161 return 0;
4162 pos += ret;
4163 }
4164 #ifdef CONFIG_HS20
4165 if (wpa_bss_get_vendor_ie(bss, HS20_IE_VENDOR_TYPE)) {
4166 ret = os_snprintf(pos, end - pos, "[HS20]");
4167 if (os_snprintf_error(end - pos, ret))
4168 return 0;
4169 pos += ret;
4170 }
4171 #endif /* CONFIG_HS20 */
4172
4173 ret = os_snprintf(pos, end - pos, "\n");
4174 if (os_snprintf_error(end - pos, ret))
4175 return 0;
4176 pos += ret;
4177 }
4178
4179 if (mask & WPA_BSS_MASK_SSID) {
4180 ret = os_snprintf(pos, end - pos, "ssid=%s\n",
4181 wpa_ssid_txt(bss->ssid, bss->ssid_len));
4182 if (os_snprintf_error(end - pos, ret))
4183 return 0;
4184 pos += ret;
4185 }
4186
4187 #ifdef CONFIG_WPS
4188 if (mask & WPA_BSS_MASK_WPS_SCAN) {
4189 ie = (const u8 *) (bss + 1);
4190 ret = wpas_wps_scan_result_text(ie, bss->ie_len, pos, end);
4191 if (ret < 0 || ret >= end - pos)
4192 return 0;
4193 pos += ret;
4194 }
4195 #endif /* CONFIG_WPS */
4196
4197 #ifdef CONFIG_P2P
4198 if (mask & WPA_BSS_MASK_P2P_SCAN) {
4199 ie = (const u8 *) (bss + 1);
4200 ret = wpas_p2p_scan_result_text(ie, bss->ie_len, pos, end);
4201 if (ret < 0 || ret >= end - pos)
4202 return 0;
4203 pos += ret;
4204 }
4205 #endif /* CONFIG_P2P */
4206
4207 #ifdef CONFIG_WIFI_DISPLAY
4208 if (mask & WPA_BSS_MASK_WIFI_DISPLAY) {
4209 struct wpabuf *wfd;
4210 ie = (const u8 *) (bss + 1);
4211 wfd = ieee802_11_vendor_ie_concat(ie, bss->ie_len,
4212 WFD_IE_VENDOR_TYPE);
4213 if (wfd) {
4214 ret = os_snprintf(pos, end - pos, "wfd_subelems=");
4215 if (os_snprintf_error(end - pos, ret)) {
4216 wpabuf_free(wfd);
4217 return 0;
4218 }
4219 pos += ret;
4220
4221 pos += wpa_snprintf_hex(pos, end - pos,
4222 wpabuf_head(wfd),
4223 wpabuf_len(wfd));
4224 wpabuf_free(wfd);
4225
4226 ret = os_snprintf(pos, end - pos, "\n");
4227 if (os_snprintf_error(end - pos, ret))
4228 return 0;
4229 pos += ret;
4230 }
4231 }
4232 #endif /* CONFIG_WIFI_DISPLAY */
4233
4234 #ifdef CONFIG_INTERWORKING
4235 if ((mask & WPA_BSS_MASK_INTERNETW) && bss->anqp) {
4236 struct wpa_bss_anqp *anqp = bss->anqp;
4237 pos = anqp_add_hex(pos, end, "anqp_capability_list",
4238 anqp->capability_list);
4239 pos = anqp_add_hex(pos, end, "anqp_venue_name",
4240 anqp->venue_name);
4241 pos = anqp_add_hex(pos, end, "anqp_network_auth_type",
4242 anqp->network_auth_type);
4243 pos = anqp_add_hex(pos, end, "anqp_roaming_consortium",
4244 anqp->roaming_consortium);
4245 pos = anqp_add_hex(pos, end, "anqp_ip_addr_type_availability",
4246 anqp->ip_addr_type_availability);
4247 pos = anqp_add_hex(pos, end, "anqp_nai_realm",
4248 anqp->nai_realm);
4249 pos = anqp_add_hex(pos, end, "anqp_3gpp", anqp->anqp_3gpp);
4250 pos = anqp_add_hex(pos, end, "anqp_domain_name",
4251 anqp->domain_name);
4252 #ifdef CONFIG_HS20
4253 pos = anqp_add_hex(pos, end, "hs20_capability_list",
4254 anqp->hs20_capability_list);
4255 pos = anqp_add_hex(pos, end, "hs20_operator_friendly_name",
4256 anqp->hs20_operator_friendly_name);
4257 pos = anqp_add_hex(pos, end, "hs20_wan_metrics",
4258 anqp->hs20_wan_metrics);
4259 pos = anqp_add_hex(pos, end, "hs20_connection_capability",
4260 anqp->hs20_connection_capability);
4261 pos = anqp_add_hex(pos, end, "hs20_operating_class",
4262 anqp->hs20_operating_class);
4263 pos = anqp_add_hex(pos, end, "hs20_osu_providers_list",
4264 anqp->hs20_osu_providers_list);
4265 #endif /* CONFIG_HS20 */
4266 }
4267 #endif /* CONFIG_INTERWORKING */
4268
4269 #ifdef CONFIG_MESH
4270 if (mask & WPA_BSS_MASK_MESH_SCAN) {
4271 ie = (const u8 *) (bss + 1);
4272 ret = wpas_mesh_scan_result_text(ie, bss->ie_len, pos, end);
4273 if (ret < 0 || ret >= end - pos)
4274 return 0;
4275 pos += ret;
4276 }
4277 #endif /* CONFIG_MESH */
4278
4279 if (mask & WPA_BSS_MASK_SNR) {
4280 ret = os_snprintf(pos, end - pos, "snr=%d\n", bss->snr);
4281 if (os_snprintf_error(end - pos, ret))
4282 return 0;
4283 pos += ret;
4284 }
4285
4286 if (mask & WPA_BSS_MASK_EST_THROUGHPUT) {
4287 ret = os_snprintf(pos, end - pos, "est_throughput=%d\n",
4288 bss->est_throughput);
4289 if (os_snprintf_error(end - pos, ret))
4290 return 0;
4291 pos += ret;
4292 }
4293
4294 if (mask & WPA_BSS_MASK_DELIM) {
4295 ret = os_snprintf(pos, end - pos, "====\n");
4296 if (os_snprintf_error(end - pos, ret))
4297 return 0;
4298 pos += ret;
4299 }
4300
4301 return pos - buf;
4302 }
4303
4304
4305 static int wpa_supplicant_ctrl_iface_bss(struct wpa_supplicant *wpa_s,
4306 const char *cmd, char *buf,
4307 size_t buflen)
4308 {
4309 u8 bssid[ETH_ALEN];
4310 size_t i;
4311 struct wpa_bss *bss;
4312 struct wpa_bss *bsslast = NULL;
4313 struct dl_list *next;
4314 int ret = 0;
4315 int len;
4316 char *ctmp, *end = buf + buflen;
4317 unsigned long mask = WPA_BSS_MASK_ALL;
4318
4319 if (os_strncmp(cmd, "RANGE=", 6) == 0) {
4320 if (os_strncmp(cmd + 6, "ALL", 3) == 0) {
4321 bss = dl_list_first(&wpa_s->bss_id, struct wpa_bss,
4322 list_id);
4323 bsslast = dl_list_last(&wpa_s->bss_id, struct wpa_bss,
4324 list_id);
4325 } else { /* N1-N2 */
4326 unsigned int id1, id2;
4327
4328 if ((ctmp = os_strchr(cmd + 6, '-')) == NULL) {
4329 wpa_printf(MSG_INFO, "Wrong BSS range "
4330 "format");
4331 return 0;
4332 }
4333
4334 if (*(cmd + 6) == '-')
4335 id1 = 0;
4336 else
4337 id1 = atoi(cmd + 6);
4338 ctmp++;
4339 if (*ctmp >= '0' && *ctmp <= '9')
4340 id2 = atoi(ctmp);
4341 else
4342 id2 = (unsigned int) -1;
4343 bss = wpa_bss_get_id_range(wpa_s, id1, id2);
4344 if (id2 == (unsigned int) -1)
4345 bsslast = dl_list_last(&wpa_s->bss_id,
4346 struct wpa_bss,
4347 list_id);
4348 else {
4349 bsslast = wpa_bss_get_id(wpa_s, id2);
4350 if (bsslast == NULL && bss && id2 > id1) {
4351 struct wpa_bss *tmp = bss;
4352 for (;;) {
4353 next = tmp->list_id.next;
4354 if (next == &wpa_s->bss_id)
4355 break;
4356 tmp = dl_list_entry(
4357 next, struct wpa_bss,
4358 list_id);
4359 if (tmp->id > id2)
4360 break;
4361 bsslast = tmp;
4362 }
4363 }
4364 }
4365 }
4366 } else if (os_strncmp(cmd, "FIRST", 5) == 0)
4367 bss = dl_list_first(&wpa_s->bss_id, struct wpa_bss, list_id);
4368 else if (os_strncmp(cmd, "LAST", 4) == 0)
4369 bss = dl_list_last(&wpa_s->bss_id, struct wpa_bss, list_id);
4370 else if (os_strncmp(cmd, "ID-", 3) == 0) {
4371 i = atoi(cmd + 3);
4372 bss = wpa_bss_get_id(wpa_s, i);
4373 } else if (os_strncmp(cmd, "NEXT-", 5) == 0) {
4374 i = atoi(cmd + 5);
4375 bss = wpa_bss_get_id(wpa_s, i);
4376 if (bss) {
4377 next = bss->list_id.next;
4378 if (next == &wpa_s->bss_id)
4379 bss = NULL;
4380 else
4381 bss = dl_list_entry(next, struct wpa_bss,
4382 list_id);
4383 }
4384 #ifdef CONFIG_P2P
4385 } else if (os_strncmp(cmd, "p2p_dev_addr=", 13) == 0) {
4386 if (hwaddr_aton(cmd + 13, bssid) == 0)
4387 bss = wpa_bss_get_p2p_dev_addr(wpa_s, bssid);
4388 else
4389 bss = NULL;
4390 #endif /* CONFIG_P2P */
4391 } else if (hwaddr_aton(cmd, bssid) == 0)
4392 bss = wpa_bss_get_bssid(wpa_s, bssid);
4393 else {
4394 struct wpa_bss *tmp;
4395 i = atoi(cmd);
4396 bss = NULL;
4397 dl_list_for_each(tmp, &wpa_s->bss_id, struct wpa_bss, list_id)
4398 {
4399 if (i-- == 0) {
4400 bss = tmp;
4401 break;
4402 }
4403 }
4404 }
4405
4406 if ((ctmp = os_strstr(cmd, "MASK=")) != NULL) {
4407 mask = strtoul(ctmp + 5, NULL, 0x10);
4408 if (mask == 0)
4409 mask = WPA_BSS_MASK_ALL;
4410 }
4411
4412 if (bss == NULL)
4413 return 0;
4414
4415 if (bsslast == NULL)
4416 bsslast = bss;
4417 do {
4418 len = print_bss_info(wpa_s, bss, mask, buf, buflen);
4419 ret += len;
4420 buf += len;
4421 buflen -= len;
4422 if (bss == bsslast) {
4423 if ((mask & WPA_BSS_MASK_DELIM) && len &&
4424 (bss == dl_list_last(&wpa_s->bss_id,
4425 struct wpa_bss, list_id))) {
4426 int res;
4427
4428 res = os_snprintf(buf - 5, end - buf + 5,
4429 "####\n");
4430 if (os_snprintf_error(end - buf + 5, res)) {
4431 wpa_printf(MSG_DEBUG,
4432 "Could not add end delim");
4433 }
4434 }
4435 break;
4436 }
4437 next = bss->list_id.next;
4438 if (next == &wpa_s->bss_id)
4439 break;
4440 bss = dl_list_entry(next, struct wpa_bss, list_id);
4441 } while (bss && len);
4442
4443 return ret;
4444 }
4445
4446
4447 static int wpa_supplicant_ctrl_iface_ap_scan(
4448 struct wpa_supplicant *wpa_s, char *cmd)
4449 {
4450 int ap_scan = atoi(cmd);
4451 return wpa_supplicant_set_ap_scan(wpa_s, ap_scan);
4452 }
4453
4454
4455 static int wpa_supplicant_ctrl_iface_scan_interval(
4456 struct wpa_supplicant *wpa_s, char *cmd)
4457 {
4458 int scan_int = atoi(cmd);
4459 return wpa_supplicant_set_scan_interval(wpa_s, scan_int);
4460 }
4461
4462
4463 static int wpa_supplicant_ctrl_iface_bss_expire_age(
4464 struct wpa_supplicant *wpa_s, char *cmd)
4465 {
4466 int expire_age = atoi(cmd);
4467 return wpa_supplicant_set_bss_expiration_age(wpa_s, expire_age);
4468 }
4469
4470
4471 static int wpa_supplicant_ctrl_iface_bss_expire_count(
4472 struct wpa_supplicant *wpa_s, char *cmd)
4473 {
4474 int expire_count = atoi(cmd);
4475 return wpa_supplicant_set_bss_expiration_count(wpa_s, expire_count);
4476 }
4477
4478
4479 static void wpa_supplicant_ctrl_iface_bss_flush(
4480 struct wpa_supplicant *wpa_s, char *cmd)
4481 {
4482 int flush_age = atoi(cmd);
4483
4484 if (flush_age == 0)
4485 wpa_bss_flush(wpa_s);
4486 else
4487 wpa_bss_flush_by_age(wpa_s, flush_age);
4488 }
4489
4490
4491 #ifdef CONFIG_TESTING_OPTIONS
4492 static void wpa_supplicant_ctrl_iface_drop_sa(struct wpa_supplicant *wpa_s)
4493 {
4494 wpa_printf(MSG_DEBUG, "Dropping SA without deauthentication");
4495 /* MLME-DELETEKEYS.request */
4496 wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 0, 0, NULL, 0, NULL, 0);
4497 wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 1, 0, NULL, 0, NULL, 0);
4498 wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 2, 0, NULL, 0, NULL, 0);
4499 wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 3, 0, NULL, 0, NULL, 0);
4500 #ifdef CONFIG_IEEE80211W
4501 wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 4, 0, NULL, 0, NULL, 0);
4502 wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 5, 0, NULL, 0, NULL, 0);
4503 #endif /* CONFIG_IEEE80211W */
4504
4505 wpa_drv_set_key(wpa_s, WPA_ALG_NONE, wpa_s->bssid, 0, 0, NULL, 0, NULL,
4506 0);
4507 /* MLME-SETPROTECTION.request(None) */
4508 wpa_drv_mlme_setprotection(wpa_s, wpa_s->bssid,
4509 MLME_SETPROTECTION_PROTECT_TYPE_NONE,
4510 MLME_SETPROTECTION_KEY_TYPE_PAIRWISE);
4511 wpa_sm_drop_sa(wpa_s->wpa);
4512 }
4513 #endif /* CONFIG_TESTING_OPTIONS */
4514
4515
4516 static int wpa_supplicant_ctrl_iface_roam(struct wpa_supplicant *wpa_s,
4517 char *addr)
4518 {
4519 #ifdef CONFIG_NO_SCAN_PROCESSING
4520 return -1;
4521 #else /* CONFIG_NO_SCAN_PROCESSING */
4522 u8 bssid[ETH_ALEN];
4523 struct wpa_bss *bss;
4524 struct wpa_ssid *ssid = wpa_s->current_ssid;
4525
4526 if (hwaddr_aton(addr, bssid)) {
4527 wpa_printf(MSG_DEBUG, "CTRL_IFACE ROAM: invalid "
4528 "address '%s'", addr);
4529 return -1;
4530 }
4531
4532 wpa_printf(MSG_DEBUG, "CTRL_IFACE ROAM " MACSTR, MAC2STR(bssid));
4533
4534 if (!ssid) {
4535 wpa_printf(MSG_DEBUG, "CTRL_IFACE ROAM: No network "
4536 "configuration known for the target AP");
4537 return -1;
4538 }
4539
4540 bss = wpa_bss_get(wpa_s, bssid, ssid->ssid, ssid->ssid_len);
4541 if (!bss) {
4542 wpa_printf(MSG_DEBUG, "CTRL_IFACE ROAM: Target AP not found "
4543 "from BSS table");
4544 return -1;
4545 }
4546
4547 /*
4548 * TODO: Find best network configuration block from configuration to
4549 * allow roaming to other networks
4550 */
4551
4552 wpa_s->reassociate = 1;
4553 wpa_supplicant_connect(wpa_s, bss, ssid);
4554
4555 return 0;
4556 #endif /* CONFIG_NO_SCAN_PROCESSING */
4557 }
4558
4559
4560 #ifdef CONFIG_P2P
4561 static int p2p_ctrl_find(struct wpa_supplicant *wpa_s, char *cmd)
4562 {
4563 unsigned int timeout = atoi(cmd);
4564 enum p2p_discovery_type type = P2P_FIND_START_WITH_FULL;
4565 u8 dev_id[ETH_ALEN], *_dev_id = NULL;
4566 u8 dev_type[WPS_DEV_TYPE_LEN], *_dev_type = NULL;
4567 char *pos;
4568 unsigned int search_delay;
4569 const char *_seek[P2P_MAX_QUERY_HASH + 1], **seek = NULL;
4570 u8 seek_count = 0;
4571 int freq = 0;
4572
4573 if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED) {
4574 wpa_dbg(wpa_s, MSG_INFO,
4575 "Reject P2P_FIND since interface is disabled");
4576 return -1;
4577 }
4578 if (os_strstr(cmd, "type=social"))
4579 type = P2P_FIND_ONLY_SOCIAL;
4580 else if (os_strstr(cmd, "type=progressive"))
4581 type = P2P_FIND_PROGRESSIVE;
4582
4583 pos = os_strstr(cmd, "dev_id=");
4584 if (pos) {
4585 pos += 7;
4586 if (hwaddr_aton(pos, dev_id))
4587 return -1;
4588 _dev_id = dev_id;
4589 }
4590
4591 pos = os_strstr(cmd, "dev_type=");
4592 if (pos) {
4593 pos += 9;
4594 if (wps_dev_type_str2bin(pos, dev_type) < 0)
4595 return -1;
4596 _dev_type = dev_type;
4597 }
4598
4599 pos = os_strstr(cmd, "delay=");
4600 if (pos) {
4601 pos += 6;
4602 search_delay = atoi(pos);
4603 } else
4604 search_delay = wpas_p2p_search_delay(wpa_s);
4605
4606 pos = os_strstr(cmd, "freq=");
4607 if (pos) {
4608 pos += 5;
4609 freq = atoi(pos);
4610 if (freq <= 0)
4611 return -1;
4612 }
4613
4614 /* Must be searched for last, because it adds nul termination */
4615 pos = os_strstr(cmd, " seek=");
4616 if (pos)
4617 pos += 6;
4618 while (pos && seek_count < P2P_MAX_QUERY_HASH + 1) {
4619 char *term;
4620
4621 _seek[seek_count++] = pos;
4622 seek = _seek;
4623 term = os_strchr(pos, ' ');
4624 if (!term)
4625 break;
4626 *term = '\0';
4627 pos = os_strstr(term + 1, "seek=");
4628 if (pos)
4629 pos += 5;
4630 }
4631 if (seek_count > P2P_MAX_QUERY_HASH) {
4632 seek[0] = NULL;
4633 seek_count = 1;
4634 }
4635
4636 return wpas_p2p_find(wpa_s, timeout, type, _dev_type != NULL, _dev_type,
4637 _dev_id, search_delay, seek_count, seek, freq);
4638 }
4639
4640
4641 static struct p2ps_provision * p2p_parse_asp_provision_cmd(const char *cmd)
4642 {
4643 struct p2ps_provision *p2ps_prov;
4644 char *pos;
4645 size_t info_len = 0;
4646 char *info = NULL;
4647 u8 role = P2PS_SETUP_NONE;
4648 long long unsigned val;
4649
4650 pos = os_strstr(cmd, "info=");
4651 if (pos) {
4652 pos += 5;
4653 info_len = os_strlen(pos);
4654
4655 if (info_len) {
4656 info = os_malloc(info_len + 1);
4657 if (info) {
4658 info_len = utf8_unescape(pos, info_len,
4659 info, info_len + 1);
4660 } else
4661 info_len = 0;
4662 }
4663 }
4664
4665 p2ps_prov = os_zalloc(sizeof(struct p2ps_provision) + info_len + 1);
4666 if (p2ps_prov == NULL) {
4667 os_free(info);
4668 return NULL;
4669 }
4670
4671 if (info) {
4672 os_memcpy(p2ps_prov->info, info, info_len);
4673 p2ps_prov->info[info_len] = '\0';
4674 os_free(info);
4675 }
4676
4677 pos = os_strstr(cmd, "status=");
4678 if (pos)
4679 p2ps_prov->status = atoi(pos + 7);
4680 else
4681 p2ps_prov->status = -1;
4682
4683 pos = os_strstr(cmd, "adv_id=");
4684 if (!pos || sscanf(pos + 7, "%llx", &val) != 1 || val > 0xffffffffULL)
4685 goto invalid_args;
4686 p2ps_prov->adv_id = val;
4687
4688 pos = os_strstr(cmd, "method=");
4689 if (pos)
4690 p2ps_prov->method = strtol(pos + 7, NULL, 16);
4691 else
4692 p2ps_prov->method = 0;
4693
4694 pos = os_strstr(cmd, "session=");
4695 if (!pos || sscanf(pos + 8, "%llx", &val) != 1 || val > 0xffffffffULL)
4696 goto invalid_args;
4697 p2ps_prov->session_id = val;
4698
4699 pos = os_strstr(cmd, "adv_mac=");
4700 if (!pos || hwaddr_aton(pos + 8, p2ps_prov->adv_mac))
4701 goto invalid_args;
4702
4703 pos = os_strstr(cmd, "session_mac=");
4704 if (!pos || hwaddr_aton(pos + 12, p2ps_prov->session_mac))
4705 goto invalid_args;
4706
4707 /* force conncap with tstCap (no sanity checks) */
4708 pos = os_strstr(cmd, "tstCap=");
4709 if (pos) {
4710 role = strtol(pos + 7, NULL, 16);
4711 } else {
4712 pos = os_strstr(cmd, "role=");
4713 if (pos) {
4714 role = strtol(pos + 5, NULL, 16);
4715 if (role != P2PS_SETUP_CLIENT &&
4716 role != P2PS_SETUP_GROUP_OWNER)
4717 role = P2PS_SETUP_NONE;
4718 }
4719 }
4720 p2ps_prov->role = role;
4721
4722 return p2ps_prov;
4723
4724 invalid_args:
4725 os_free(p2ps_prov);
4726 return NULL;
4727 }
4728
4729
4730 static int p2p_ctrl_asp_provision_resp(struct wpa_supplicant *wpa_s, char *cmd)
4731 {
4732 u8 addr[ETH_ALEN];
4733 struct p2ps_provision *p2ps_prov;
4734 char *pos;
4735
4736 /* <addr> id=<adv_id> [role=<conncap>] [info=<infodata>] */
4737
4738 wpa_printf(MSG_DEBUG, "%s: %s", __func__, cmd);
4739
4740 if (hwaddr_aton(cmd, addr))
4741 return -1;
4742
4743 pos = cmd + 17;
4744 if (*pos != ' ')
4745 return -1;
4746
4747 p2ps_prov = p2p_parse_asp_provision_cmd(pos);
4748 if (!p2ps_prov)
4749 return -1;
4750
4751 if (p2ps_prov->status < 0) {
4752 os_free(p2ps_prov);
4753 return -1;
4754 }
4755
4756 return wpas_p2p_prov_disc(wpa_s, addr, NULL, WPAS_P2P_PD_FOR_ASP,
4757 p2ps_prov);
4758 }
4759
4760
4761 static int p2p_ctrl_asp_provision(struct wpa_supplicant *wpa_s, char *cmd)
4762 {
4763 u8 addr[ETH_ALEN];
4764 struct p2ps_provision *p2ps_prov;
4765 char *pos;
4766
4767 /* <addr> id=<adv_id> adv_mac=<adv_mac> conncap=<conncap>
4768 * session=<ses_id> mac=<ses_mac> [info=<infodata>]
4769 */
4770
4771 wpa_printf(MSG_DEBUG, "%s: %s", __func__, cmd);
4772 if (hwaddr_aton(cmd, addr))
4773 return -1;
4774
4775 pos = cmd + 17;
4776 if (*pos != ' ')
4777 return -1;
4778
4779 p2ps_prov = p2p_parse_asp_provision_cmd(pos);
4780 if (!p2ps_prov)
4781 return -1;
4782
4783 return wpas_p2p_prov_disc(wpa_s, addr, NULL, WPAS_P2P_PD_FOR_ASP,
4784 p2ps_prov);
4785 }
4786
4787
4788 static int p2p_ctrl_connect(struct wpa_supplicant *wpa_s, char *cmd,
4789 char *buf, size_t buflen)
4790 {
4791 u8 addr[ETH_ALEN];
4792 char *pos, *pos2;
4793 char *pin = NULL;
4794 enum p2p_wps_method wps_method;
4795 int new_pin;
4796 int ret;
4797 int persistent_group, persistent_id = -1;
4798 int join;
4799 int auth;
4800 int automatic;
4801 int go_intent = -1;
4802 int freq = 0;
4803 int pd;
4804 int ht40, vht;
4805
4806 if (!wpa_s->global->p2p_init_wpa_s)
4807 return -1;
4808 if (wpa_s->global->p2p_init_wpa_s != wpa_s) {
4809 wpa_dbg(wpa_s, MSG_DEBUG, "Direct P2P_CONNECT command to %s",
4810 wpa_s->global->p2p_init_wpa_s->ifname);
4811 wpa_s = wpa_s->global->p2p_init_wpa_s;
4812 }
4813
4814 /* <addr> <"pbc" | "pin" | PIN> [label|display|keypad|p2ps]
4815 * [persistent|persistent=<network id>]
4816 * [join] [auth] [go_intent=<0..15>] [freq=<in MHz>] [provdisc]
4817 * [ht40] [vht] [auto] */
4818
4819 if (hwaddr_aton(cmd, addr))
4820 return -1;
4821
4822 pos = cmd + 17;
4823 if (*pos != ' ')
4824 return -1;
4825 pos++;
4826
4827 persistent_group = os_strstr(pos, " persistent") != NULL;
4828 pos2 = os_strstr(pos, " persistent=");
4829 if (pos2) {
4830 struct wpa_ssid *ssid;
4831 persistent_id = atoi(pos2 + 12);
4832 ssid = wpa_config_get_network(wpa_s->conf, persistent_id);
4833 if (ssid == NULL || ssid->disabled != 2 ||
4834 ssid->mode != WPAS_MODE_P2P_GO) {
4835 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
4836 "SSID id=%d for persistent P2P group (GO)",
4837 persistent_id);
4838 return -1;
4839 }
4840 }
4841 join = os_strstr(pos, " join") != NULL;
4842 auth = os_strstr(pos, " auth") != NULL;
4843 automatic = os_strstr(pos, " auto") != NULL;
4844 pd = os_strstr(pos, " provdisc") != NULL;
4845 vht = (os_strstr(cmd, " vht") != NULL) || wpa_s->conf->p2p_go_vht;
4846 ht40 = (os_strstr(cmd, " ht40") != NULL) || wpa_s->conf->p2p_go_ht40 ||
4847 vht;
4848
4849 pos2 = os_strstr(pos, " go_intent=");
4850 if (pos2) {
4851 pos2 += 11;
4852 go_intent = atoi(pos2);
4853 if (go_intent < 0 || go_intent > 15)
4854 return -1;
4855 }
4856
4857 pos2 = os_strstr(pos, " freq=");
4858 if (pos2) {
4859 pos2 += 6;
4860 freq = atoi(pos2);
4861 if (freq <= 0)
4862 return -1;
4863 }
4864
4865 if (os_strncmp(pos, "pin", 3) == 0) {
4866 /* Request random PIN (to be displayed) and enable the PIN */
4867 wps_method = WPS_PIN_DISPLAY;
4868 } else if (os_strncmp(pos, "pbc", 3) == 0) {
4869 wps_method = WPS_PBC;
4870 } else {
4871 pin = pos;
4872 pos = os_strchr(pin, ' ');
4873 wps_method = WPS_PIN_KEYPAD;
4874 if (pos) {
4875 *pos++ = '\0';
4876 if (os_strncmp(pos, "display", 7) == 0)
4877 wps_method = WPS_PIN_DISPLAY;
4878 else if (os_strncmp(pos, "p2ps", 4) == 0)
4879 wps_method = WPS_P2PS;
4880 }
4881 if (!wps_pin_str_valid(pin)) {
4882 os_memcpy(buf, "FAIL-INVALID-PIN\n", 17);
4883 return 17;
4884 }
4885 }
4886
4887 new_pin = wpas_p2p_connect(wpa_s, addr, pin, wps_method,
4888 persistent_group, automatic, join,
4889 auth, go_intent, freq, persistent_id, pd,
4890 ht40, vht);
4891 if (new_pin == -2) {
4892 os_memcpy(buf, "FAIL-CHANNEL-UNAVAILABLE\n", 25);
4893 return 25;
4894 }
4895 if (new_pin == -3) {
4896 os_memcpy(buf, "FAIL-CHANNEL-UNSUPPORTED\n", 25);
4897 return 25;
4898 }
4899 if (new_pin < 0)
4900 return -1;
4901 if (wps_method == WPS_PIN_DISPLAY && pin == NULL) {
4902 ret = os_snprintf(buf, buflen, "%08d", new_pin);
4903 if (os_snprintf_error(buflen, ret))
4904 return -1;
4905 return ret;
4906 }
4907
4908 os_memcpy(buf, "OK\n", 3);
4909 return 3;
4910 }
4911
4912
4913 static int p2p_ctrl_listen(struct wpa_supplicant *wpa_s, char *cmd)
4914 {
4915 unsigned int timeout = atoi(cmd);
4916 if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED) {
4917 wpa_dbg(wpa_s, MSG_INFO,
4918 "Reject P2P_LISTEN since interface is disabled");
4919 return -1;
4920 }
4921 return wpas_p2p_listen(wpa_s, timeout);
4922 }
4923
4924
4925 static int p2p_ctrl_prov_disc(struct wpa_supplicant *wpa_s, char *cmd)
4926 {
4927 u8 addr[ETH_ALEN];
4928 char *pos;
4929 enum wpas_p2p_prov_disc_use use = WPAS_P2P_PD_FOR_GO_NEG;
4930
4931 /* <addr> <config method> [join|auto] */
4932
4933 if (hwaddr_aton(cmd, addr))
4934 return -1;
4935
4936 pos = cmd + 17;
4937 if (*pos != ' ')
4938 return -1;
4939 pos++;
4940
4941 if (os_strstr(pos, " join") != NULL)
4942 use = WPAS_P2P_PD_FOR_JOIN;
4943 else if (os_strstr(pos, " auto") != NULL)
4944 use = WPAS_P2P_PD_AUTO;
4945
4946 return wpas_p2p_prov_disc(wpa_s, addr, pos, use, NULL);
4947 }
4948
4949
4950 static int p2p_get_passphrase(struct wpa_supplicant *wpa_s, char *buf,
4951 size_t buflen)
4952 {
4953 struct wpa_ssid *ssid = wpa_s->current_ssid;
4954
4955 if (ssid == NULL || ssid->mode != WPAS_MODE_P2P_GO ||
4956 ssid->passphrase == NULL)
4957 return -1;
4958
4959 os_strlcpy(buf, ssid->passphrase, buflen);
4960 return os_strlen(buf);
4961 }
4962
4963
4964 static int p2p_ctrl_serv_disc_req(struct wpa_supplicant *wpa_s, char *cmd,
4965 char *buf, size_t buflen)
4966 {
4967 u64 ref;
4968 int res;
4969 u8 dst_buf[ETH_ALEN], *dst;
4970 struct wpabuf *tlvs;
4971 char *pos;
4972 size_t len;
4973
4974 if (hwaddr_aton(cmd, dst_buf))
4975 return -1;
4976 dst = dst_buf;
4977 if (dst[0] == 0 && dst[1] == 0 && dst[2] == 0 &&
4978 dst[3] == 0 && dst[4] == 0 && dst[5] == 0)
4979 dst = NULL;
4980 pos = cmd + 17;
4981 if (*pos != ' ')
4982 return -1;
4983 pos++;
4984
4985 if (os_strncmp(pos, "upnp ", 5) == 0) {
4986 u8 version;
4987 pos += 5;
4988 if (hexstr2bin(pos, &version, 1) < 0)
4989 return -1;
4990 pos += 2;
4991 if (*pos != ' ')
4992 return -1;
4993 pos++;
4994 ref = wpas_p2p_sd_request_upnp(wpa_s, dst, version, pos);
4995 #ifdef CONFIG_WIFI_DISPLAY
4996 } else if (os_strncmp(pos, "wifi-display ", 13) == 0) {
4997 ref = wpas_p2p_sd_request_wifi_display(wpa_s, dst, pos + 13);
4998 #endif /* CONFIG_WIFI_DISPLAY */
4999 } else if (os_strncmp(pos, "asp ", 4) == 0) {
5000 char *svc_str;
5001 char *svc_info = NULL;
5002 u32 id;
5003
5004 pos += 4;
5005 if (sscanf(pos, "%x", &id) != 1 || id > 0xff)
5006 return -1;
5007
5008 pos = os_strchr(pos, ' ');
5009 if (pos == NULL || pos[1] == '\0' || pos[1] == ' ')
5010 return -1;
5011
5012 svc_str = pos + 1;
5013
5014 pos = os_strchr(svc_str, ' ');
5015
5016 if (pos)
5017 *pos++ = '\0';
5018
5019 /* All remaining data is the svc_info string */
5020 if (pos && pos[0] && pos[0] != ' ') {
5021 len = os_strlen(pos);
5022
5023 /* Unescape in place */
5024 len = utf8_unescape(pos, len, pos, len);
5025 if (len > 0xff)
5026 return -1;
5027
5028 svc_info = pos;
5029 }
5030
5031 ref = wpas_p2p_sd_request_asp(wpa_s, dst, (u8) id,
5032 svc_str, svc_info);
5033 } else {
5034 len = os_strlen(pos);
5035 if (len & 1)
5036 return -1;
5037 len /= 2;
5038 tlvs = wpabuf_alloc(len);
5039 if (tlvs == NULL)
5040 return -1;
5041 if (hexstr2bin(pos, wpabuf_put(tlvs, len), len) < 0) {
5042 wpabuf_free(tlvs);
5043 return -1;
5044 }
5045
5046 ref = wpas_p2p_sd_request(wpa_s, dst, tlvs);
5047 wpabuf_free(tlvs);
5048 }
5049 if (ref == 0)
5050 return -1;
5051 res = os_snprintf(buf, buflen, "%llx", (long long unsigned) ref);
5052 if (os_snprintf_error(buflen, res))
5053 return -1;
5054 return res;
5055 }
5056
5057
5058 static int p2p_ctrl_serv_disc_cancel_req(struct wpa_supplicant *wpa_s,
5059 char *cmd)
5060 {
5061 long long unsigned val;
5062 u64 req;
5063 if (sscanf(cmd, "%llx", &val) != 1)
5064 return -1;
5065 req = val;
5066 return wpas_p2p_sd_cancel_request(wpa_s, req);
5067 }
5068
5069
5070 static int p2p_ctrl_serv_disc_resp(struct wpa_supplicant *wpa_s, char *cmd)
5071 {
5072 int freq;
5073 u8 dst[ETH_ALEN];
5074 u8 dialog_token;
5075 struct wpabuf *resp_tlvs;
5076 char *pos, *pos2;
5077 size_t len;
5078
5079 pos = os_strchr(cmd, ' ');
5080 if (pos == NULL)
5081 return -1;
5082 *pos++ = '\0';
5083 freq = atoi(cmd);
5084 if (freq == 0)
5085 return -1;
5086
5087 if (hwaddr_aton(pos, dst))
5088 return -1;
5089 pos += 17;
5090 if (*pos != ' ')
5091 return -1;
5092 pos++;
5093
5094 pos2 = os_strchr(pos, ' ');
5095 if (pos2 == NULL)
5096 return -1;
5097 *pos2++ = '\0';
5098 dialog_token = atoi(pos);
5099
5100 len = os_strlen(pos2);
5101 if (len & 1)
5102 return -1;
5103 len /= 2;
5104 resp_tlvs = wpabuf_alloc(len);
5105 if (resp_tlvs == NULL)
5106 return -1;
5107 if (hexstr2bin(pos2, wpabuf_put(resp_tlvs, len), len) < 0) {
5108 wpabuf_free(resp_tlvs);
5109 return -1;
5110 }
5111
5112 wpas_p2p_sd_response(wpa_s, freq, dst, dialog_token, resp_tlvs);
5113 wpabuf_free(resp_tlvs);
5114 return 0;
5115 }
5116
5117
5118 static int p2p_ctrl_serv_disc_external(struct wpa_supplicant *wpa_s,
5119 char *cmd)
5120 {
5121 if (os_strcmp(cmd, "0") && os_strcmp(cmd, "1"))
5122 return -1;
5123 wpa_s->p2p_sd_over_ctrl_iface = atoi(cmd);
5124 return 0;
5125 }
5126
5127
5128 static int p2p_ctrl_service_add_bonjour(struct wpa_supplicant *wpa_s,
5129 char *cmd)
5130 {
5131 char *pos;
5132 size_t len;
5133 struct wpabuf *query, *resp;
5134
5135 pos = os_strchr(cmd, ' ');
5136 if (pos == NULL)
5137 return -1;
5138 *pos++ = '\0';
5139
5140 len = os_strlen(cmd);
5141 if (len & 1)
5142 return -1;
5143 len /= 2;
5144 query = wpabuf_alloc(len);
5145 if (query == NULL)
5146 return -1;
5147 if (hexstr2bin(cmd, wpabuf_put(query, len), len) < 0) {
5148 wpabuf_free(query);
5149 return -1;
5150 }
5151
5152 len = os_strlen(pos);
5153 if (len & 1) {
5154 wpabuf_free(query);
5155 return -1;
5156 }
5157 len /= 2;
5158 resp = wpabuf_alloc(len);
5159 if (resp == NULL) {
5160 wpabuf_free(query);
5161 return -1;
5162 }
5163 if (hexstr2bin(pos, wpabuf_put(resp, len), len) < 0) {
5164 wpabuf_free(query);
5165 wpabuf_free(resp);
5166 return -1;
5167 }
5168
5169 if (wpas_p2p_service_add_bonjour(wpa_s, query, resp) < 0) {
5170 wpabuf_free(query);
5171 wpabuf_free(resp);
5172 return -1;
5173 }
5174 return 0;
5175 }
5176
5177
5178 static int p2p_ctrl_service_add_upnp(struct wpa_supplicant *wpa_s, char *cmd)
5179 {
5180 char *pos;
5181 u8 version;
5182
5183 pos = os_strchr(cmd, ' ');
5184 if (pos == NULL)
5185 return -1;
5186 *pos++ = '\0';
5187
5188 if (hexstr2bin(cmd, &version, 1) < 0)
5189 return -1;
5190
5191 return wpas_p2p_service_add_upnp(wpa_s, version, pos);
5192 }
5193
5194
5195 static int p2p_ctrl_service_add_asp(struct wpa_supplicant *wpa_s,
5196 u8 replace, char *cmd)
5197 {
5198 char *pos;
5199 char *adv_str;
5200 u32 auto_accept, adv_id, svc_state, config_methods;
5201 char *svc_info = NULL;
5202
5203 pos = os_strchr(cmd, ' ');
5204 if (pos == NULL)
5205 return -1;
5206 *pos++ = '\0';
5207
5208 /* Auto-Accept value is mandatory, and must be one of the
5209 * single values (0, 1, 2, 4) */
5210 auto_accept = atoi(cmd);
5211 switch (auto_accept) {
5212 case P2PS_SETUP_NONE: /* No auto-accept */
5213 case P2PS_SETUP_NEW:
5214 case P2PS_SETUP_CLIENT:
5215 case P2PS_SETUP_GROUP_OWNER:
5216 break;
5217 default:
5218 return -1;
5219 }
5220
5221 /* Advertisement ID is mandatory */
5222 cmd = pos;
5223 pos = os_strchr(cmd, ' ');
5224 if (pos == NULL)
5225 return -1;
5226 *pos++ = '\0';
5227
5228 /* Handle Adv_ID == 0 (wildcard "org.wi-fi.wfds") internally. */
5229 if (sscanf(cmd, "%x", &adv_id) != 1 || adv_id == 0)
5230 return -1;
5231
5232 /* Only allow replacements if exist, and adds if not */
5233 if (wpas_p2p_service_p2ps_id_exists(wpa_s, adv_id)) {
5234 if (!replace)
5235 return -1;
5236 } else {
5237 if (replace)
5238 return -1;
5239 }
5240
5241 /* svc_state between 0 - 0xff is mandatory */
5242 if (sscanf(pos, "%x", &svc_state) != 1 || svc_state > 0xff)
5243 return -1;
5244
5245 pos = os_strchr(pos, ' ');
5246 if (pos == NULL)
5247 return -1;
5248
5249 /* config_methods is mandatory */
5250 pos++;
5251 if (sscanf(pos, "%x", &config_methods) != 1)
5252 return -1;
5253
5254 if (!(config_methods &
5255 (WPS_CONFIG_DISPLAY | WPS_CONFIG_KEYPAD | WPS_CONFIG_P2PS)))
5256 return -1;
5257
5258 pos = os_strchr(pos, ' ');
5259 if (pos == NULL)
5260 return -1;
5261
5262 pos++;
5263 adv_str = pos;
5264
5265 /* Advertisement string is mandatory */
5266 if (!pos[0] || pos[0] == ' ')
5267 return -1;
5268
5269 /* Terminate svc string */
5270 pos = os_strchr(pos, ' ');
5271 if (pos != NULL)
5272 *pos++ = '\0';
5273
5274 /* Service and Response Information are optional */
5275 if (pos && pos[0]) {
5276 size_t len;
5277
5278 /* Note the bare ' included, which cannot exist legally
5279 * in unescaped string. */
5280 svc_info = os_strstr(pos, "svc_info='");
5281
5282 if (svc_info) {
5283 svc_info += 9;
5284 len = os_strlen(svc_info);
5285 utf8_unescape(svc_info, len, svc_info, len);
5286 }
5287 }
5288
5289 return wpas_p2p_service_add_asp(wpa_s, auto_accept, adv_id, adv_str,
5290 (u8) svc_state, (u16) config_methods,
5291 svc_info);
5292 }
5293
5294
5295 static int p2p_ctrl_service_add(struct wpa_supplicant *wpa_s, char *cmd)
5296 {
5297 char *pos;
5298
5299 pos = os_strchr(cmd, ' ');
5300 if (pos == NULL)
5301 return -1;
5302 *pos++ = '\0';
5303
5304 if (os_strcmp(cmd, "bonjour") == 0)
5305 return p2p_ctrl_service_add_bonjour(wpa_s, pos);
5306 if (os_strcmp(cmd, "upnp") == 0)
5307 return p2p_ctrl_service_add_upnp(wpa_s, pos);
5308 if (os_strcmp(cmd, "asp") == 0)
5309 return p2p_ctrl_service_add_asp(wpa_s, 0, pos);
5310 wpa_printf(MSG_DEBUG, "Unknown service '%s'", cmd);
5311 return -1;
5312 }
5313
5314
5315 static int p2p_ctrl_service_del_bonjour(struct wpa_supplicant *wpa_s,
5316 char *cmd)
5317 {
5318 size_t len;
5319 struct wpabuf *query;
5320 int ret;
5321
5322 len = os_strlen(cmd);
5323 if (len & 1)
5324 return -1;
5325 len /= 2;
5326 query = wpabuf_alloc(len);
5327 if (query == NULL)
5328 return -1;
5329 if (hexstr2bin(cmd, wpabuf_put(query, len), len) < 0) {
5330 wpabuf_free(query);
5331 return -1;
5332 }
5333
5334 ret = wpas_p2p_service_del_bonjour(wpa_s, query);
5335 wpabuf_free(query);
5336 return ret;
5337 }
5338
5339
5340 static int p2p_ctrl_service_del_upnp(struct wpa_supplicant *wpa_s, char *cmd)
5341 {
5342 char *pos;
5343 u8 version;
5344
5345 pos = os_strchr(cmd, ' ');
5346 if (pos == NULL)
5347 return -1;
5348 *pos++ = '\0';
5349
5350 if (hexstr2bin(cmd, &version, 1) < 0)
5351 return -1;
5352
5353 return wpas_p2p_service_del_upnp(wpa_s, version, pos);
5354 }
5355
5356
5357 static int p2p_ctrl_service_del_asp(struct wpa_supplicant *wpa_s, char *cmd)
5358 {
5359 u32 adv_id;
5360
5361 if (os_strcmp(cmd, "all") == 0) {
5362 wpas_p2p_service_flush_asp(wpa_s);
5363 return 0;
5364 }
5365
5366 if (sscanf(cmd, "%x", &adv_id) != 1)
5367 return -1;
5368
5369 return wpas_p2p_service_del_asp(wpa_s, adv_id);
5370 }
5371
5372
5373 static int p2p_ctrl_service_del(struct wpa_supplicant *wpa_s, char *cmd)
5374 {
5375 char *pos;
5376
5377 pos = os_strchr(cmd, ' ');
5378 if (pos == NULL)
5379 return -1;
5380 *pos++ = '\0';
5381
5382 if (os_strcmp(cmd, "bonjour") == 0)
5383 return p2p_ctrl_service_del_bonjour(wpa_s, pos);
5384 if (os_strcmp(cmd, "upnp") == 0)
5385 return p2p_ctrl_service_del_upnp(wpa_s, pos);
5386 if (os_strcmp(cmd, "asp") == 0)
5387 return p2p_ctrl_service_del_asp(wpa_s, pos);
5388 wpa_printf(MSG_DEBUG, "Unknown service '%s'", cmd);
5389 return -1;
5390 }
5391
5392
5393 static int p2p_ctrl_service_replace(struct wpa_supplicant *wpa_s, char *cmd)
5394 {
5395 char *pos;
5396
5397 pos = os_strchr(cmd, ' ');
5398 if (pos == NULL)
5399 return -1;
5400 *pos++ = '\0';
5401
5402 if (os_strcmp(cmd, "asp") == 0)
5403 return p2p_ctrl_service_add_asp(wpa_s, 1, pos);
5404
5405 wpa_printf(MSG_DEBUG, "Unknown service '%s'", cmd);
5406 return -1;
5407 }
5408
5409
5410 static int p2p_ctrl_reject(struct wpa_supplicant *wpa_s, char *cmd)
5411 {
5412 u8 addr[ETH_ALEN];
5413
5414 /* <addr> */
5415
5416 if (hwaddr_aton(cmd, addr))
5417 return -1;
5418
5419 return wpas_p2p_reject(wpa_s, addr);
5420 }
5421
5422
5423 static int p2p_ctrl_invite_persistent(struct wpa_supplicant *wpa_s, char *cmd)
5424 {
5425 char *pos;
5426 int id;
5427 struct wpa_ssid *ssid;
5428 u8 *_peer = NULL, peer[ETH_ALEN];
5429 int freq = 0, pref_freq = 0;
5430 int ht40, vht;
5431
5432 id = atoi(cmd);
5433 pos = os_strstr(cmd, " peer=");
5434 if (pos) {
5435 pos += 6;
5436 if (hwaddr_aton(pos, peer))
5437 return -1;
5438 _peer = peer;
5439 }
5440 ssid = wpa_config_get_network(wpa_s->conf, id);
5441 if (ssid == NULL || ssid->disabled != 2) {
5442 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find SSID id=%d "
5443 "for persistent P2P group",
5444 id);
5445 return -1;
5446 }
5447
5448 pos = os_strstr(cmd, " freq=");
5449 if (pos) {
5450 pos += 6;
5451 freq = atoi(pos);
5452 if (freq <= 0)
5453 return -1;
5454 }
5455
5456 pos = os_strstr(cmd, " pref=");
5457 if (pos) {
5458 pos += 6;
5459 pref_freq = atoi(pos);
5460 if (pref_freq <= 0)
5461 return -1;
5462 }
5463
5464 vht = (os_strstr(cmd, " vht") != NULL) || wpa_s->conf->p2p_go_vht;
5465 ht40 = (os_strstr(cmd, " ht40") != NULL) || wpa_s->conf->p2p_go_ht40 ||
5466 vht;
5467
5468 return wpas_p2p_invite(wpa_s, _peer, ssid, NULL, freq, ht40, vht,
5469 pref_freq);
5470 }
5471
5472
5473 static int p2p_ctrl_invite_group(struct wpa_supplicant *wpa_s, char *cmd)
5474 {
5475 char *pos;
5476 u8 peer[ETH_ALEN], go_dev_addr[ETH_ALEN], *go_dev = NULL;
5477
5478 pos = os_strstr(cmd, " peer=");
5479 if (!pos)
5480 return -1;
5481
5482 *pos = '\0';
5483 pos += 6;
5484 if (hwaddr_aton(pos, peer)) {
5485 wpa_printf(MSG_DEBUG, "P2P: Invalid MAC address '%s'", pos);
5486 return -1;
5487 }
5488
5489 pos = os_strstr(pos, " go_dev_addr=");
5490 if (pos) {
5491 pos += 13;
5492 if (hwaddr_aton(pos, go_dev_addr)) {
5493 wpa_printf(MSG_DEBUG, "P2P: Invalid MAC address '%s'",
5494 pos);
5495 return -1;
5496 }
5497 go_dev = go_dev_addr;
5498 }
5499
5500 return wpas_p2p_invite_group(wpa_s, cmd, peer, go_dev);
5501 }
5502
5503
5504 static int p2p_ctrl_invite(struct wpa_supplicant *wpa_s, char *cmd)
5505 {
5506 if (os_strncmp(cmd, "persistent=", 11) == 0)
5507 return p2p_ctrl_invite_persistent(wpa_s, cmd + 11);
5508 if (os_strncmp(cmd, "group=", 6) == 0)
5509 return p2p_ctrl_invite_group(wpa_s, cmd + 6);
5510
5511 return -1;
5512 }
5513
5514
5515 static int p2p_ctrl_group_add_persistent(struct wpa_supplicant *wpa_s,
5516 int id, int freq, int ht40, int vht)
5517 {
5518 struct wpa_ssid *ssid;
5519
5520 ssid = wpa_config_get_network(wpa_s->conf, id);
5521 if (ssid == NULL || ssid->disabled != 2) {
5522 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find SSID id=%d "
5523 "for persistent P2P group",
5524 id);
5525 return -1;
5526 }
5527
5528 return wpas_p2p_group_add_persistent(wpa_s, ssid, 0, freq, 0, ht40, vht,
5529 NULL, 0);
5530 }
5531
5532
5533 static int p2p_ctrl_group_add(struct wpa_supplicant *wpa_s, char *cmd)
5534 {
5535 int freq = 0, persistent = 0, group_id = -1;
5536 int vht = wpa_s->conf->p2p_go_vht;
5537 int ht40 = wpa_s->conf->p2p_go_ht40 || vht;
5538 char *token, *context = NULL;
5539
5540 while ((token = str_token(cmd, " ", &context))) {
5541 if (sscanf(token, "freq=%d", &freq) == 1 ||
5542 sscanf(token, "persistent=%d", &group_id) == 1) {
5543 continue;
5544 } else if (os_strcmp(token, "ht40") == 0) {
5545 ht40 = 1;
5546 } else if (os_strcmp(token, "vht") == 0) {
5547 vht = 1;
5548 ht40 = 1;
5549 } else if (os_strcmp(token, "persistent") == 0) {
5550 persistent = 1;
5551 } else {
5552 wpa_printf(MSG_DEBUG,
5553 "CTRL: Invalid P2P_GROUP_ADD parameter: '%s'",
5554 token);
5555 return -1;
5556 }
5557 }
5558
5559 if (group_id >= 0)
5560 return p2p_ctrl_group_add_persistent(wpa_s, group_id,
5561 freq, ht40, vht);
5562
5563 return wpas_p2p_group_add(wpa_s, persistent, freq, ht40, vht);
5564 }
5565
5566
5567 static int p2p_ctrl_peer(struct wpa_supplicant *wpa_s, char *cmd,
5568 char *buf, size_t buflen)
5569 {
5570 u8 addr[ETH_ALEN], *addr_ptr;
5571 int next, res;
5572 const struct p2p_peer_info *info;
5573 char *pos, *end;
5574 char devtype[WPS_DEV_TYPE_BUFSIZE];
5575 struct wpa_ssid *ssid;
5576 size_t i;
5577
5578 if (!wpa_s->global->p2p)
5579 return -1;
5580
5581 if (os_strcmp(cmd, "FIRST") == 0) {
5582 addr_ptr = NULL;
5583 next = 0;
5584 } else if (os_strncmp(cmd, "NEXT-", 5) == 0) {
5585 if (hwaddr_aton(cmd + 5, addr) < 0)
5586 return -1;
5587 addr_ptr = addr;
5588 next = 1;
5589 } else {
5590 if (hwaddr_aton(cmd, addr) < 0)
5591 return -1;
5592 addr_ptr = addr;
5593 next = 0;
5594 }
5595
5596 info = p2p_get_peer_info(wpa_s->global->p2p, addr_ptr, next);
5597 if (info == NULL)
5598 return -1;
5599
5600 pos = buf;
5601 end = buf + buflen;
5602
5603 res = os_snprintf(pos, end - pos, MACSTR "\n"
5604 "pri_dev_type=%s\n"
5605 "device_name=%s\n"
5606 "manufacturer=%s\n"
5607 "model_name=%s\n"
5608 "model_number=%s\n"
5609 "serial_number=%s\n"
5610 "config_methods=0x%x\n"
5611 "dev_capab=0x%x\n"
5612 "group_capab=0x%x\n"
5613 "level=%d\n",
5614 MAC2STR(info->p2p_device_addr),
5615 wps_dev_type_bin2str(info->pri_dev_type,
5616 devtype, sizeof(devtype)),
5617 info->device_name,
5618 info->manufacturer,
5619 info->model_name,
5620 info->model_number,
5621 info->serial_number,
5622 info->config_methods,
5623 info->dev_capab,
5624 info->group_capab,
5625 info->level);
5626 if (os_snprintf_error(end - pos, res))
5627 return pos - buf;
5628 pos += res;
5629
5630 for (i = 0; i < info->wps_sec_dev_type_list_len / WPS_DEV_TYPE_LEN; i++)
5631 {
5632 const u8 *t;
5633 t = &info->wps_sec_dev_type_list[i * WPS_DEV_TYPE_LEN];
5634 res = os_snprintf(pos, end - pos, "sec_dev_type=%s\n",
5635 wps_dev_type_bin2str(t, devtype,
5636 sizeof(devtype)));
5637 if (os_snprintf_error(end - pos, res))
5638 return pos - buf;
5639 pos += res;
5640 }
5641
5642 ssid = wpas_p2p_get_persistent(wpa_s, info->p2p_device_addr, NULL, 0);
5643 if (ssid) {
5644 res = os_snprintf(pos, end - pos, "persistent=%d\n", ssid->id);
5645 if (os_snprintf_error(end - pos, res))
5646 return pos - buf;
5647 pos += res;
5648 }
5649
5650 res = p2p_get_peer_info_txt(info, pos, end - pos);
5651 if (res < 0)
5652 return pos - buf;
5653 pos += res;
5654
5655 if (info->vendor_elems) {
5656 res = os_snprintf(pos, end - pos, "vendor_elems=");
5657 if (os_snprintf_error(end - pos, res))
5658 return pos - buf;
5659 pos += res;
5660
5661 pos += wpa_snprintf_hex(pos, end - pos,
5662 wpabuf_head(info->vendor_elems),
5663 wpabuf_len(info->vendor_elems));
5664
5665 res = os_snprintf(pos, end - pos, "\n");
5666 if (os_snprintf_error(end - pos, res))
5667 return pos - buf;
5668 pos += res;
5669 }
5670
5671 return pos - buf;
5672 }
5673
5674
5675 static int p2p_ctrl_disallow_freq(struct wpa_supplicant *wpa_s,
5676 const char *param)
5677 {
5678 unsigned int i;
5679
5680 if (wpa_s->global->p2p == NULL)
5681 return -1;
5682
5683 if (freq_range_list_parse(&wpa_s->global->p2p_disallow_freq, param) < 0)
5684 return -1;
5685
5686 for (i = 0; i < wpa_s->global->p2p_disallow_freq.num; i++) {
5687 struct wpa_freq_range *freq;
5688 freq = &wpa_s->global->p2p_disallow_freq.range[i];
5689 wpa_printf(MSG_DEBUG, "P2P: Disallowed frequency range %u-%u",
5690 freq->min, freq->max);
5691 }
5692
5693 wpas_p2p_update_channel_list(wpa_s);
5694 return 0;
5695 }
5696
5697
5698 static int p2p_ctrl_set(struct wpa_supplicant *wpa_s, char *cmd)
5699 {
5700 char *param;
5701
5702 if (wpa_s->global->p2p == NULL)
5703 return -1;
5704
5705 param = os_strchr(cmd, ' ');
5706 if (param == NULL)
5707 return -1;
5708 *param++ = '\0';
5709
5710 if (os_strcmp(cmd, "discoverability") == 0) {
5711 p2p_set_client_discoverability(wpa_s->global->p2p,
5712 atoi(param));
5713 return 0;
5714 }
5715
5716 if (os_strcmp(cmd, "managed") == 0) {
5717 p2p_set_managed_oper(wpa_s->global->p2p, atoi(param));
5718 return 0;
5719 }
5720
5721 if (os_strcmp(cmd, "listen_channel") == 0) {
5722 return p2p_set_listen_channel(wpa_s->global->p2p, 81,
5723 atoi(param), 1);
5724 }
5725
5726 if (os_strcmp(cmd, "ssid_postfix") == 0) {
5727 return p2p_set_ssid_postfix(wpa_s->global->p2p, (u8 *) param,
5728 os_strlen(param));
5729 }
5730
5731 if (os_strcmp(cmd, "noa") == 0) {
5732 char *pos;
5733 int count, start, duration;
5734 /* GO NoA parameters: count,start_offset(ms),duration(ms) */
5735 count = atoi(param);
5736 pos = os_strchr(param, ',');
5737 if (pos == NULL)
5738 return -1;
5739 pos++;
5740 start = atoi(pos);
5741 pos = os_strchr(pos, ',');
5742 if (pos == NULL)
5743 return -1;
5744 pos++;
5745 duration = atoi(pos);
5746 if (count < 0 || count > 255 || start < 0 || duration < 0)
5747 return -1;
5748 if (count == 0 && duration > 0)
5749 return -1;
5750 wpa_printf(MSG_DEBUG, "CTRL_IFACE: P2P_SET GO NoA: count=%d "
5751 "start=%d duration=%d", count, start, duration);
5752 return wpas_p2p_set_noa(wpa_s, count, start, duration);
5753 }
5754
5755 if (os_strcmp(cmd, "ps") == 0)
5756 return wpa_drv_set_p2p_powersave(wpa_s, atoi(param), -1, -1);
5757
5758 if (os_strcmp(cmd, "oppps") == 0)
5759 return wpa_drv_set_p2p_powersave(wpa_s, -1, atoi(param), -1);
5760
5761 if (os_strcmp(cmd, "ctwindow") == 0)
5762 return wpa_drv_set_p2p_powersave(wpa_s, -1, -1, atoi(param));
5763
5764 if (os_strcmp(cmd, "disabled") == 0) {
5765 wpa_s->global->p2p_disabled = atoi(param);
5766 wpa_printf(MSG_DEBUG, "P2P functionality %s",
5767 wpa_s->global->p2p_disabled ?
5768 "disabled" : "enabled");
5769 if (wpa_s->global->p2p_disabled) {
5770 wpas_p2p_stop_find(wpa_s);
5771 os_memset(wpa_s->p2p_auth_invite, 0, ETH_ALEN);
5772 p2p_flush(wpa_s->global->p2p);
5773 }
5774 return 0;
5775 }
5776
5777 if (os_strcmp(cmd, "conc_pref") == 0) {
5778 if (os_strcmp(param, "sta") == 0)
5779 wpa_s->global->conc_pref = WPA_CONC_PREF_STA;
5780 else if (os_strcmp(param, "p2p") == 0)
5781 wpa_s->global->conc_pref = WPA_CONC_PREF_P2P;
5782 else {
5783 wpa_printf(MSG_INFO, "Invalid conc_pref value");
5784 return -1;
5785 }
5786 wpa_printf(MSG_DEBUG, "Single channel concurrency preference: "
5787 "%s", param);
5788 return 0;
5789 }
5790
5791 if (os_strcmp(cmd, "force_long_sd") == 0) {
5792 wpa_s->force_long_sd = atoi(param);
5793 return 0;
5794 }
5795
5796 if (os_strcmp(cmd, "peer_filter") == 0) {
5797 u8 addr[ETH_ALEN];
5798 if (hwaddr_aton(param, addr))
5799 return -1;
5800 p2p_set_peer_filter(wpa_s->global->p2p, addr);
5801 return 0;
5802 }
5803
5804 if (os_strcmp(cmd, "cross_connect") == 0)
5805 return wpas_p2p_set_cross_connect(wpa_s, atoi(param));
5806
5807 if (os_strcmp(cmd, "go_apsd") == 0) {
5808 if (os_strcmp(param, "disable") == 0)
5809 wpa_s->set_ap_uapsd = 0;
5810 else {
5811 wpa_s->set_ap_uapsd = 1;
5812 wpa_s->ap_uapsd = atoi(param);
5813 }
5814 return 0;
5815 }
5816
5817 if (os_strcmp(cmd, "client_apsd") == 0) {
5818 if (os_strcmp(param, "disable") == 0)
5819 wpa_s->set_sta_uapsd = 0;
5820 else {
5821 int be, bk, vi, vo;
5822 char *pos;
5823 /* format: BE,BK,VI,VO;max SP Length */
5824 be = atoi(param);
5825 pos = os_strchr(param, ',');
5826 if (pos == NULL)
5827 return -1;
5828 pos++;
5829 bk = atoi(pos);
5830 pos = os_strchr(pos, ',');
5831 if (pos == NULL)
5832 return -1;
5833 pos++;
5834 vi = atoi(pos);
5835 pos = os_strchr(pos, ',');
5836 if (pos == NULL)
5837 return -1;
5838 pos++;
5839 vo = atoi(pos);
5840 /* ignore max SP Length for now */
5841
5842 wpa_s->set_sta_uapsd = 1;
5843 wpa_s->sta_uapsd = 0;
5844 if (be)
5845 wpa_s->sta_uapsd |= BIT(0);
5846 if (bk)
5847 wpa_s->sta_uapsd |= BIT(1);
5848 if (vi)
5849 wpa_s->sta_uapsd |= BIT(2);
5850 if (vo)
5851 wpa_s->sta_uapsd |= BIT(3);
5852 }
5853 return 0;
5854 }
5855
5856 if (os_strcmp(cmd, "disallow_freq") == 0)
5857 return p2p_ctrl_disallow_freq(wpa_s, param);
5858
5859 if (os_strcmp(cmd, "disc_int") == 0) {
5860 int min_disc_int, max_disc_int, max_disc_tu;
5861 char *pos;
5862
5863 pos = param;
5864
5865 min_disc_int = atoi(pos);
5866 pos = os_strchr(pos, ' ');
5867 if (pos == NULL)
5868 return -1;
5869 *pos++ = '\0';
5870
5871 max_disc_int = atoi(pos);
5872 pos = os_strchr(pos, ' ');
5873 if (pos == NULL)
5874 return -1;
5875 *pos++ = '\0';
5876
5877 max_disc_tu = atoi(pos);
5878
5879 return p2p_set_disc_int(wpa_s->global->p2p, min_disc_int,
5880 max_disc_int, max_disc_tu);
5881 }
5882
5883 if (os_strcmp(cmd, "per_sta_psk") == 0) {
5884 wpa_s->global->p2p_per_sta_psk = !!atoi(param);
5885 return 0;
5886 }
5887
5888 #ifdef CONFIG_WPS_NFC
5889 if (os_strcmp(cmd, "nfc_tag") == 0)
5890 return wpas_p2p_nfc_tag_enabled(wpa_s, !!atoi(param));
5891 #endif /* CONFIG_WPS_NFC */
5892
5893 if (os_strcmp(cmd, "disable_ip_addr_req") == 0) {
5894 wpa_s->p2p_disable_ip_addr_req = !!atoi(param);
5895 return 0;
5896 }
5897
5898 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Unknown P2P_SET field value '%s'",
5899 cmd);
5900
5901 return -1;
5902 }
5903
5904
5905 static void p2p_ctrl_flush(struct wpa_supplicant *wpa_s)
5906 {
5907 os_memset(wpa_s->p2p_auth_invite, 0, ETH_ALEN);
5908 wpa_s->force_long_sd = 0;
5909 wpas_p2p_stop_find(wpa_s);
5910 if (wpa_s->global->p2p)
5911 p2p_flush(wpa_s->global->p2p);
5912 }
5913
5914
5915 static int p2p_ctrl_presence_req(struct wpa_supplicant *wpa_s, char *cmd)
5916 {
5917 char *pos, *pos2;
5918 unsigned int dur1 = 0, int1 = 0, dur2 = 0, int2 = 0;
5919
5920 if (cmd[0]) {
5921 pos = os_strchr(cmd, ' ');
5922 if (pos == NULL)
5923 return -1;
5924 *pos++ = '\0';
5925 dur1 = atoi(cmd);
5926
5927 pos2 = os_strchr(pos, ' ');
5928 if (pos2)
5929 *pos2++ = '\0';
5930 int1 = atoi(pos);
5931 } else
5932 pos2 = NULL;
5933
5934 if (pos2) {
5935 pos = os_strchr(pos2, ' ');
5936 if (pos == NULL)
5937 return -1;
5938 *pos++ = '\0';
5939 dur2 = atoi(pos2);
5940 int2 = atoi(pos);
5941 }
5942
5943 return wpas_p2p_presence_req(wpa_s, dur1, int1, dur2, int2);
5944 }
5945
5946
5947 static int p2p_ctrl_ext_listen(struct wpa_supplicant *wpa_s, char *cmd)
5948 {
5949 char *pos;
5950 unsigned int period = 0, interval = 0;
5951
5952 if (cmd[0]) {
5953 pos = os_strchr(cmd, ' ');
5954 if (pos == NULL)
5955 return -1;
5956 *pos++ = '\0';
5957 period = atoi(cmd);
5958 interval = atoi(pos);
5959 }
5960
5961 return wpas_p2p_ext_listen(wpa_s, period, interval);
5962 }
5963
5964
5965 static int p2p_ctrl_remove_client(struct wpa_supplicant *wpa_s, const char *cmd)
5966 {
5967 const char *pos;
5968 u8 peer[ETH_ALEN];
5969 int iface_addr = 0;
5970
5971 pos = cmd;
5972 if (os_strncmp(pos, "iface=", 6) == 0) {
5973 iface_addr = 1;
5974 pos += 6;
5975 }
5976 if (hwaddr_aton(pos, peer))
5977 return -1;
5978
5979 wpas_p2p_remove_client(wpa_s, peer, iface_addr);
5980 return 0;
5981 }
5982
5983 #endif /* CONFIG_P2P */
5984
5985
5986 static int * freq_range_to_channel_list(struct wpa_supplicant *wpa_s, char *val)
5987 {
5988 struct wpa_freq_range_list ranges;
5989 int *freqs = NULL;
5990 struct hostapd_hw_modes *mode;
5991 u16 i;
5992
5993 if (wpa_s->hw.modes == NULL)
5994 return NULL;
5995
5996 os_memset(&ranges, 0, sizeof(ranges));
5997 if (freq_range_list_parse(&ranges, val) < 0)
5998 return NULL;
5999
6000 for (i = 0; i < wpa_s->hw.num_modes; i++) {
6001 int j;
6002
6003 mode = &wpa_s->hw.modes[i];
6004 for (j = 0; j < mode->num_channels; j++) {
6005 unsigned int freq;
6006
6007 if (mode->channels[j].flag & HOSTAPD_CHAN_DISABLED)
6008 continue;
6009
6010 freq = mode->channels[j].freq;
6011 if (!freq_range_list_includes(&ranges, freq))
6012 continue;
6013
6014 int_array_add_unique(&freqs, freq);
6015 }
6016 }
6017
6018 os_free(ranges.range);
6019 return freqs;
6020 }
6021
6022
6023 #ifdef CONFIG_INTERWORKING
6024
6025 static int ctrl_interworking_select(struct wpa_supplicant *wpa_s, char *param)
6026 {
6027 int auto_sel = 0;
6028 int *freqs = NULL;
6029
6030 if (param) {
6031 char *pos;
6032
6033 auto_sel = os_strstr(param, "auto") != NULL;
6034
6035 pos = os_strstr(param, "freq=");
6036 if (pos) {
6037 freqs = freq_range_to_channel_list(wpa_s, pos + 5);
6038 if (freqs == NULL)
6039 return -1;
6040 }
6041
6042 }
6043
6044 return interworking_select(wpa_s, auto_sel, freqs);
6045 }
6046
6047
6048 static int ctrl_interworking_connect(struct wpa_supplicant *wpa_s, char *dst,
6049 int only_add)
6050 {
6051 u8 bssid[ETH_ALEN];
6052 struct wpa_bss *bss;
6053
6054 if (hwaddr_aton(dst, bssid)) {
6055 wpa_printf(MSG_DEBUG, "Invalid BSSID '%s'", dst);
6056 return -1;
6057 }
6058
6059 bss = wpa_bss_get_bssid(wpa_s, bssid);
6060 if (bss == NULL) {
6061 wpa_printf(MSG_DEBUG, "Could not find BSS " MACSTR,
6062 MAC2STR(bssid));
6063 return -1;
6064 }
6065
6066 if (bss->ssid_len == 0) {
6067 int found = 0;
6068
6069 wpa_printf(MSG_DEBUG, "Selected BSS entry for " MACSTR
6070 " does not have SSID information", MAC2STR(bssid));
6071
6072 dl_list_for_each_reverse(bss, &wpa_s->bss, struct wpa_bss,
6073 list) {
6074 if (os_memcmp(bss->bssid, bssid, ETH_ALEN) == 0 &&
6075 bss->ssid_len > 0) {
6076 found = 1;
6077 break;
6078 }
6079 }
6080
6081 if (!found)
6082 return -1;
6083 wpa_printf(MSG_DEBUG,
6084 "Found another matching BSS entry with SSID");
6085 }
6086
6087 return interworking_connect(wpa_s, bss, only_add);
6088 }
6089
6090
6091 static int get_anqp(struct wpa_supplicant *wpa_s, char *dst)
6092 {
6093 u8 dst_addr[ETH_ALEN];
6094 int used;
6095 char *pos;
6096 #define MAX_ANQP_INFO_ID 100
6097 u16 id[MAX_ANQP_INFO_ID];
6098 size_t num_id = 0;
6099 u32 subtypes = 0;
6100
6101 used = hwaddr_aton2(dst, dst_addr);
6102 if (used < 0)
6103 return -1;
6104 pos = dst + used;
6105 if (*pos == ' ')
6106 pos++;
6107 while (num_id < MAX_ANQP_INFO_ID) {
6108 if (os_strncmp(pos, "hs20:", 5) == 0) {
6109 #ifdef CONFIG_HS20
6110 int num = atoi(pos + 5);
6111 if (num <= 0 || num > 31)
6112 return -1;
6113 subtypes |= BIT(num);
6114 #else /* CONFIG_HS20 */
6115 return -1;
6116 #endif /* CONFIG_HS20 */
6117 } else {
6118 id[num_id] = atoi(pos);
6119 if (id[num_id])
6120 num_id++;
6121 }
6122 pos = os_strchr(pos + 1, ',');
6123 if (pos == NULL)
6124 break;
6125 pos++;
6126 }
6127
6128 if (num_id == 0)
6129 return -1;
6130
6131 return anqp_send_req(wpa_s, dst_addr, id, num_id, subtypes);
6132 }
6133
6134
6135 static int gas_request(struct wpa_supplicant *wpa_s, char *cmd)
6136 {
6137 u8 dst_addr[ETH_ALEN];
6138 struct wpabuf *advproto, *query = NULL;
6139 int used, ret = -1;
6140 char *pos, *end;
6141 size_t len;
6142
6143 used = hwaddr_aton2(cmd, dst_addr);
6144 if (used < 0)
6145 return -1;
6146
6147 pos = cmd + used;
6148 while (*pos == ' ')
6149 pos++;
6150
6151 /* Advertisement Protocol ID */
6152 end = os_strchr(pos, ' ');
6153 if (end)
6154 len = end - pos;
6155 else
6156 len = os_strlen(pos);
6157 if (len & 0x01)
6158 return -1;
6159 len /= 2;
6160 if (len == 0)
6161 return -1;
6162 advproto = wpabuf_alloc(len);
6163 if (advproto == NULL)
6164 return -1;
6165 if (hexstr2bin(pos, wpabuf_put(advproto, len), len) < 0)
6166 goto fail;
6167
6168 if (end) {
6169 /* Optional Query Request */
6170 pos = end + 1;
6171 while (*pos == ' ')
6172 pos++;
6173
6174 len = os_strlen(pos);
6175 if (len) {
6176 if (len & 0x01)
6177 goto fail;
6178 len /= 2;
6179 if (len == 0)
6180 goto fail;
6181 query = wpabuf_alloc(len);
6182 if (query == NULL)
6183 goto fail;
6184 if (hexstr2bin(pos, wpabuf_put(query, len), len) < 0)
6185 goto fail;
6186 }
6187 }
6188
6189 ret = gas_send_request(wpa_s, dst_addr, advproto, query);
6190
6191 fail:
6192 wpabuf_free(advproto);
6193 wpabuf_free(query);
6194
6195 return ret;
6196 }
6197
6198
6199 static int gas_response_get(struct wpa_supplicant *wpa_s, char *cmd, char *buf,
6200 size_t buflen)
6201 {
6202 u8 addr[ETH_ALEN];
6203 int dialog_token;
6204 int used;
6205 char *pos;
6206 size_t resp_len, start, requested_len;
6207 struct wpabuf *resp;
6208 int ret;
6209
6210 used = hwaddr_aton2(cmd, addr);
6211 if (used < 0)
6212 return -1;
6213
6214 pos = cmd + used;
6215 while (*pos == ' ')
6216 pos++;
6217 dialog_token = atoi(pos);
6218
6219 if (wpa_s->last_gas_resp &&
6220 os_memcmp(addr, wpa_s->last_gas_addr, ETH_ALEN) == 0 &&
6221 dialog_token == wpa_s->last_gas_dialog_token)
6222 resp = wpa_s->last_gas_resp;
6223 else if (wpa_s->prev_gas_resp &&
6224 os_memcmp(addr, wpa_s->prev_gas_addr, ETH_ALEN) == 0 &&
6225 dialog_token == wpa_s->prev_gas_dialog_token)
6226 resp = wpa_s->prev_gas_resp;
6227 else
6228 return -1;
6229
6230 resp_len = wpabuf_len(resp);
6231 start = 0;
6232 requested_len = resp_len;
6233
6234 pos = os_strchr(pos, ' ');
6235 if (pos) {
6236 start = atoi(pos);
6237 if (start > resp_len)
6238 return os_snprintf(buf, buflen, "FAIL-Invalid range");
6239 pos = os_strchr(pos, ',');
6240 if (pos == NULL)
6241 return -1;
6242 pos++;
6243 requested_len = atoi(pos);
6244 if (start + requested_len > resp_len)
6245 return os_snprintf(buf, buflen, "FAIL-Invalid range");
6246 }
6247
6248 if (requested_len * 2 + 1 > buflen)
6249 return os_snprintf(buf, buflen, "FAIL-Too long response");
6250
6251 ret = wpa_snprintf_hex(buf, buflen, wpabuf_head_u8(resp) + start,
6252 requested_len);
6253
6254 if (start + requested_len == resp_len) {
6255 /*
6256 * Free memory by dropping the response after it has been
6257 * fetched.
6258 */
6259 if (resp == wpa_s->prev_gas_resp) {
6260 wpabuf_free(wpa_s->prev_gas_resp);
6261 wpa_s->prev_gas_resp = NULL;
6262 } else {
6263 wpabuf_free(wpa_s->last_gas_resp);
6264 wpa_s->last_gas_resp = NULL;
6265 }
6266 }
6267
6268 return ret;
6269 }
6270 #endif /* CONFIG_INTERWORKING */
6271
6272
6273 #ifdef CONFIG_HS20
6274
6275 static int get_hs20_anqp(struct wpa_supplicant *wpa_s, char *dst)
6276 {
6277 u8 dst_addr[ETH_ALEN];
6278 int used;
6279 char *pos;
6280 u32 subtypes = 0;
6281
6282 used = hwaddr_aton2(dst, dst_addr);
6283 if (used < 0)
6284 return -1;
6285 pos = dst + used;
6286 if (*pos == ' ')
6287 pos++;
6288 for (;;) {
6289 int num = atoi(pos);
6290 if (num <= 0 || num > 31)
6291 return -1;
6292 subtypes |= BIT(num);
6293 pos = os_strchr(pos + 1, ',');
6294 if (pos == NULL)
6295 break;
6296 pos++;
6297 }
6298
6299 if (subtypes == 0)
6300 return -1;
6301
6302 return hs20_anqp_send_req(wpa_s, dst_addr, subtypes, NULL, 0);
6303 }
6304
6305
6306 static int hs20_nai_home_realm_list(struct wpa_supplicant *wpa_s,
6307 const u8 *addr, const char *realm)
6308 {
6309 u8 *buf;
6310 size_t rlen, len;
6311 int ret;
6312
6313 rlen = os_strlen(realm);
6314 len = 3 + rlen;
6315 buf = os_malloc(len);
6316 if (buf == NULL)
6317 return -1;
6318 buf[0] = 1; /* NAI Home Realm Count */
6319 buf[1] = 0; /* Formatted in accordance with RFC 4282 */
6320 buf[2] = rlen;
6321 os_memcpy(buf + 3, realm, rlen);
6322
6323 ret = hs20_anqp_send_req(wpa_s, addr,
6324 BIT(HS20_STYPE_NAI_HOME_REALM_QUERY),
6325 buf, len);
6326
6327 os_free(buf);
6328
6329 return ret;
6330 }
6331
6332
6333 static int hs20_get_nai_home_realm_list(struct wpa_supplicant *wpa_s,
6334 char *dst)
6335 {
6336 struct wpa_cred *cred = wpa_s->conf->cred;
6337 u8 dst_addr[ETH_ALEN];
6338 int used;
6339 u8 *buf;
6340 size_t len;
6341 int ret;
6342
6343 used = hwaddr_aton2(dst, dst_addr);
6344 if (used < 0)
6345 return -1;
6346
6347 while (dst[used] == ' ')
6348 used++;
6349 if (os_strncmp(dst + used, "realm=", 6) == 0)
6350 return hs20_nai_home_realm_list(wpa_s, dst_addr,
6351 dst + used + 6);
6352
6353 len = os_strlen(dst + used);
6354
6355 if (len == 0 && cred && cred->realm)
6356 return hs20_nai_home_realm_list(wpa_s, dst_addr, cred->realm);
6357
6358 if (len & 1)
6359 return -1;
6360 len /= 2;
6361 buf = os_malloc(len);
6362 if (buf == NULL)
6363 return -1;
6364 if (hexstr2bin(dst + used, buf, len) < 0) {
6365 os_free(buf);
6366 return -1;
6367 }
6368
6369 ret = hs20_anqp_send_req(wpa_s, dst_addr,
6370 BIT(HS20_STYPE_NAI_HOME_REALM_QUERY),
6371 buf, len);
6372 os_free(buf);
6373
6374 return ret;
6375 }
6376
6377
6378 static int hs20_icon_request(struct wpa_supplicant *wpa_s, char *cmd)
6379 {
6380 u8 dst_addr[ETH_ALEN];
6381 int used;
6382 char *icon;
6383
6384 used = hwaddr_aton2(cmd, dst_addr);
6385 if (used < 0)
6386 return -1;
6387
6388 while (cmd[used] == ' ')
6389 used++;
6390 icon = &cmd[used];
6391
6392 wpa_s->fetch_osu_icon_in_progress = 0;
6393 return hs20_anqp_send_req(wpa_s, dst_addr, BIT(HS20_STYPE_ICON_REQUEST),
6394 (u8 *) icon, os_strlen(icon));
6395 }
6396
6397 #endif /* CONFIG_HS20 */
6398
6399
6400 #ifdef CONFIG_AUTOSCAN
6401
6402 static int wpa_supplicant_ctrl_iface_autoscan(struct wpa_supplicant *wpa_s,
6403 char *cmd)
6404 {
6405 enum wpa_states state = wpa_s->wpa_state;
6406 char *new_params = NULL;
6407
6408 if (os_strlen(cmd) > 0) {
6409 new_params = os_strdup(cmd);
6410 if (new_params == NULL)
6411 return -1;
6412 }
6413
6414 os_free(wpa_s->conf->autoscan);
6415 wpa_s->conf->autoscan = new_params;
6416
6417 if (wpa_s->conf->autoscan == NULL)
6418 autoscan_deinit(wpa_s);
6419 else if (state == WPA_DISCONNECTED || state == WPA_INACTIVE)
6420 autoscan_init(wpa_s, 1);
6421 else if (state == WPA_SCANNING)
6422 wpa_supplicant_reinit_autoscan(wpa_s);
6423
6424 return 0;
6425 }
6426
6427 #endif /* CONFIG_AUTOSCAN */
6428
6429
6430 #ifdef CONFIG_WNM
6431
6432 static int wpas_ctrl_iface_wnm_sleep(struct wpa_supplicant *wpa_s, char *cmd)
6433 {
6434 int enter;
6435 int intval = 0;
6436 char *pos;
6437 int ret;
6438 struct wpabuf *tfs_req = NULL;
6439
6440 if (os_strncmp(cmd, "enter", 5) == 0)
6441 enter = 1;
6442 else if (os_strncmp(cmd, "exit", 4) == 0)
6443 enter = 0;
6444 else
6445 return -1;
6446
6447 pos = os_strstr(cmd, " interval=");
6448 if (pos)
6449 intval = atoi(pos + 10);
6450
6451 pos = os_strstr(cmd, " tfs_req=");
6452 if (pos) {
6453 char *end;
6454 size_t len;
6455 pos += 9;
6456 end = os_strchr(pos, ' ');
6457 if (end)
6458 len = end - pos;
6459 else
6460 len = os_strlen(pos);
6461 if (len & 1)
6462 return -1;
6463 len /= 2;
6464 tfs_req = wpabuf_alloc(len);
6465 if (tfs_req == NULL)
6466 return -1;
6467 if (hexstr2bin(pos, wpabuf_put(tfs_req, len), len) < 0) {
6468 wpabuf_free(tfs_req);
6469 return -1;
6470 }
6471 }
6472
6473 ret = ieee802_11_send_wnmsleep_req(wpa_s, enter ? WNM_SLEEP_MODE_ENTER :
6474 WNM_SLEEP_MODE_EXIT, intval,
6475 tfs_req);
6476 wpabuf_free(tfs_req);
6477
6478 return ret;
6479 }
6480
6481
6482 static int wpas_ctrl_iface_wnm_bss_query(struct wpa_supplicant *wpa_s, char *cmd)
6483 {
6484 int query_reason;
6485
6486 query_reason = atoi(cmd);
6487
6488 wpa_printf(MSG_DEBUG, "CTRL_IFACE: WNM_BSS_QUERY query_reason=%d",
6489 query_reason);
6490
6491 return wnm_send_bss_transition_mgmt_query(wpa_s, query_reason);
6492 }
6493
6494 #endif /* CONFIG_WNM */
6495
6496
6497 static int wpa_supplicant_signal_poll(struct wpa_supplicant *wpa_s, char *buf,
6498 size_t buflen)
6499 {
6500 struct wpa_signal_info si;
6501 int ret;
6502 char *pos, *end;
6503
6504 ret = wpa_drv_signal_poll(wpa_s, &si);
6505 if (ret)
6506 return -1;
6507
6508 pos = buf;
6509 end = buf + buflen;
6510
6511 ret = os_snprintf(pos, end - pos, "RSSI=%d\nLINKSPEED=%d\n"
6512 "NOISE=%d\nFREQUENCY=%u\n",
6513 si.current_signal, si.current_txrate / 1000,
6514 si.current_noise, si.frequency);
6515 if (os_snprintf_error(end - pos, ret))
6516 return -1;
6517 pos += ret;
6518
6519 if (si.chanwidth != CHAN_WIDTH_UNKNOWN) {
6520 ret = os_snprintf(pos, end - pos, "WIDTH=%s\n",
6521 channel_width_to_string(si.chanwidth));
6522 if (os_snprintf_error(end - pos, ret))
6523 return -1;
6524 pos += ret;
6525 }
6526
6527 if (si.center_frq1 > 0 && si.center_frq2 > 0) {
6528 ret = os_snprintf(pos, end - pos,
6529 "CENTER_FRQ1=%d\nCENTER_FRQ2=%d\n",
6530 si.center_frq1, si.center_frq2);
6531 if (os_snprintf_error(end - pos, ret))
6532 return -1;
6533 pos += ret;
6534 }
6535
6536 if (si.avg_signal) {
6537 ret = os_snprintf(pos, end - pos,
6538 "AVG_RSSI=%d\n", si.avg_signal);
6539 if (os_snprintf_error(end - pos, ret))
6540 return -1;
6541 pos += ret;
6542 }
6543
6544 if (si.avg_beacon_signal) {
6545 ret = os_snprintf(pos, end - pos,
6546 "AVG_BEACON_RSSI=%d\n", si.avg_beacon_signal);
6547 if (os_snprintf_error(end - pos, ret))
6548 return -1;
6549 pos += ret;
6550 }
6551
6552 return pos - buf;
6553 }
6554
6555
6556 static int wpa_supplicant_pktcnt_poll(struct wpa_supplicant *wpa_s, char *buf,
6557 size_t buflen)
6558 {
6559 struct hostap_sta_driver_data sta;
6560 int ret;
6561
6562 ret = wpa_drv_pktcnt_poll(wpa_s, &sta);
6563 if (ret)
6564 return -1;
6565
6566 ret = os_snprintf(buf, buflen, "TXGOOD=%lu\nTXBAD=%lu\nRXGOOD=%lu\n",
6567 sta.tx_packets, sta.tx_retry_failed, sta.rx_packets);
6568 if (os_snprintf_error(buflen, ret))
6569 return -1;
6570 return ret;
6571 }
6572
6573
6574 #ifdef ANDROID
6575 static int wpa_supplicant_driver_cmd(struct wpa_supplicant *wpa_s, char *cmd,
6576 char *buf, size_t buflen)
6577 {
6578 int ret;
6579
6580 ret = wpa_drv_driver_cmd(wpa_s, cmd, buf, buflen);
6581 if (ret == 0) {
6582 if (os_strncasecmp(cmd, "COUNTRY", 7) == 0) {
6583 struct p2p_data *p2p = wpa_s->global->p2p;
6584 if (p2p) {
6585 char country[3];
6586 country[0] = cmd[8];
6587 country[1] = cmd[9];
6588 country[2] = 0x04;
6589 p2p_set_country(p2p, country);
6590 }
6591 }
6592 ret = os_snprintf(buf, buflen, "%s\n", "OK");
6593 if (os_snprintf_error(buflen, ret))
6594 ret = -1;
6595 }
6596 return ret;
6597 }
6598 #endif /* ANDROID */
6599
6600
6601 static int wpa_supplicant_vendor_cmd(struct wpa_supplicant *wpa_s, char *cmd,
6602 char *buf, size_t buflen)
6603 {
6604 int ret;
6605 char *pos;
6606 u8 *data = NULL;
6607 unsigned int vendor_id, subcmd;
6608 struct wpabuf *reply;
6609 size_t data_len = 0;
6610
6611 /* cmd: <vendor id> <subcommand id> [<hex formatted data>] */
6612 vendor_id = strtoul(cmd, &pos, 16);
6613 if (!isblank(*pos))
6614 return -EINVAL;
6615
6616 subcmd = strtoul(pos, &pos, 10);
6617
6618 if (*pos != '\0') {
6619 if (!isblank(*pos++))
6620 return -EINVAL;
6621 data_len = os_strlen(pos);
6622 }
6623
6624 if (data_len) {
6625 data_len /= 2;
6626 data = os_malloc(data_len);
6627 if (!data)
6628 return -1;
6629
6630 if (hexstr2bin(pos, data, data_len)) {
6631 wpa_printf(MSG_DEBUG,
6632 "Vendor command: wrong parameter format");
6633 os_free(data);
6634 return -EINVAL;
6635 }
6636 }
6637
6638 reply = wpabuf_alloc((buflen - 1) / 2);
6639 if (!reply) {
6640 os_free(data);
6641 return -1;
6642 }
6643
6644 ret = wpa_drv_vendor_cmd(wpa_s, vendor_id, subcmd, data, data_len,
6645 reply);
6646
6647 if (ret == 0)
6648 ret = wpa_snprintf_hex(buf, buflen, wpabuf_head_u8(reply),
6649 wpabuf_len(reply));
6650
6651 wpabuf_free(reply);
6652 os_free(data);
6653
6654 return ret;
6655 }
6656
6657
6658 static void wpa_supplicant_ctrl_iface_flush(struct wpa_supplicant *wpa_s)
6659 {
6660 #ifdef CONFIG_P2P
6661 struct wpa_supplicant *p2p_wpa_s = wpa_s->global->p2p_init_wpa_s ?
6662 wpa_s->global->p2p_init_wpa_s : wpa_s;
6663 #endif /* CONFIG_P2P */
6664
6665 wpa_dbg(wpa_s, MSG_DEBUG, "Flush all wpa_supplicant state");
6666
6667 #ifdef CONFIG_P2P
6668 wpas_p2p_cancel(p2p_wpa_s);
6669 p2p_ctrl_flush(p2p_wpa_s);
6670 wpas_p2p_group_remove(p2p_wpa_s, "*");
6671 wpas_p2p_service_flush(p2p_wpa_s);
6672 p2p_wpa_s->global->p2p_disabled = 0;
6673 p2p_wpa_s->global->p2p_per_sta_psk = 0;
6674 p2p_wpa_s->conf->num_sec_device_types = 0;
6675 p2p_wpa_s->p2p_disable_ip_addr_req = 0;
6676 os_free(p2p_wpa_s->global->p2p_go_avoid_freq.range);
6677 p2p_wpa_s->global->p2p_go_avoid_freq.range = NULL;
6678 p2p_wpa_s->global->pending_p2ps_group = 0;
6679 #endif /* CONFIG_P2P */
6680
6681 #ifdef CONFIG_WPS_TESTING
6682 wps_version_number = 0x20;
6683 wps_testing_dummy_cred = 0;
6684 wps_corrupt_pkhash = 0;
6685 #endif /* CONFIG_WPS_TESTING */
6686 #ifdef CONFIG_WPS
6687 wpa_s->wps_fragment_size = 0;
6688 wpas_wps_cancel(wpa_s);
6689 wps_registrar_flush(wpa_s->wps->registrar);
6690 #endif /* CONFIG_WPS */
6691 wpa_s->after_wps = 0;
6692 wpa_s->known_wps_freq = 0;
6693
6694 #ifdef CONFIG_TDLS
6695 #ifdef CONFIG_TDLS_TESTING
6696 extern unsigned int tdls_testing;
6697 tdls_testing = 0;
6698 #endif /* CONFIG_TDLS_TESTING */
6699 wpa_drv_tdls_oper(wpa_s, TDLS_ENABLE, NULL);
6700 wpa_tdls_enable(wpa_s->wpa, 1);
6701 #endif /* CONFIG_TDLS */
6702
6703 eloop_cancel_timeout(wpa_supplicant_stop_countermeasures, wpa_s, NULL);
6704 wpa_supplicant_stop_countermeasures(wpa_s, NULL);
6705
6706 wpa_s->no_keep_alive = 0;
6707 wpa_s->own_disconnect_req = 0;
6708
6709 os_free(wpa_s->disallow_aps_bssid);
6710 wpa_s->disallow_aps_bssid = NULL;
6711 wpa_s->disallow_aps_bssid_count = 0;
6712 os_free(wpa_s->disallow_aps_ssid);
6713 wpa_s->disallow_aps_ssid = NULL;
6714 wpa_s->disallow_aps_ssid_count = 0;
6715
6716 wpa_s->set_sta_uapsd = 0;
6717 wpa_s->sta_uapsd = 0;
6718
6719 wpa_drv_radio_disable(wpa_s, 0);
6720 wpa_blacklist_clear(wpa_s);
6721 wpa_s->extra_blacklist_count = 0;
6722 wpa_supplicant_ctrl_iface_remove_network(wpa_s, "all");
6723 wpa_supplicant_ctrl_iface_remove_cred(wpa_s, "all");
6724 wpa_config_flush_blobs(wpa_s->conf);
6725 wpa_s->conf->auto_interworking = 0;
6726 wpa_s->conf->okc = 0;
6727
6728 wpa_sm_pmksa_cache_flush(wpa_s->wpa, NULL);
6729 rsn_preauth_deinit(wpa_s->wpa);
6730
6731 wpa_sm_set_param(wpa_s->wpa, RSNA_PMK_LIFETIME, 43200);
6732 wpa_sm_set_param(wpa_s->wpa, RSNA_PMK_REAUTH_THRESHOLD, 70);
6733 wpa_sm_set_param(wpa_s->wpa, RSNA_SA_TIMEOUT, 60);
6734 eapol_sm_notify_logoff(wpa_s->eapol, FALSE);
6735
6736 radio_remove_works(wpa_s, NULL, 1);
6737 wpa_s->ext_work_in_progress = 0;
6738
6739 wpa_s->next_ssid = NULL;
6740
6741 #ifdef CONFIG_INTERWORKING
6742 hs20_cancel_fetch_osu(wpa_s);
6743 #endif /* CONFIG_INTERWORKING */
6744
6745 wpa_s->ext_mgmt_frame_handling = 0;
6746 wpa_s->ext_eapol_frame_io = 0;
6747 #ifdef CONFIG_TESTING_OPTIONS
6748 wpa_s->extra_roc_dur = 0;
6749 wpa_s->test_failure = WPAS_TEST_FAILURE_NONE;
6750 #endif /* CONFIG_TESTING_OPTIONS */
6751
6752 wpa_s->disconnected = 0;
6753 os_free(wpa_s->next_scan_freqs);
6754 wpa_s->next_scan_freqs = NULL;
6755
6756 wpa_bss_flush(wpa_s);
6757 if (!dl_list_empty(&wpa_s->bss)) {
6758 wpa_printf(MSG_DEBUG,
6759 "BSS table not empty after flush: %u entries, current_bss=%p bssid="
6760 MACSTR " pending_bssid=" MACSTR,
6761 dl_list_len(&wpa_s->bss), wpa_s->current_bss,
6762 MAC2STR(wpa_s->bssid),
6763 MAC2STR(wpa_s->pending_bssid));
6764 }
6765
6766 eloop_cancel_timeout(wpas_network_reenabled, wpa_s, NULL);
6767 }
6768
6769
6770 static int wpas_ctrl_radio_work_show(struct wpa_supplicant *wpa_s,
6771 char *buf, size_t buflen)
6772 {
6773 struct wpa_radio_work *work;
6774 char *pos, *end;
6775 struct os_reltime now, diff;
6776
6777 pos = buf;
6778 end = buf + buflen;
6779
6780 os_get_reltime(&now);
6781
6782 dl_list_for_each(work, &wpa_s->radio->work, struct wpa_radio_work, list)
6783 {
6784 int ret;
6785
6786 os_reltime_sub(&now, &work->time, &diff);
6787 ret = os_snprintf(pos, end - pos, "%s@%s:%u:%u:%ld.%06ld\n",
6788 work->type, work->wpa_s->ifname, work->freq,
6789 work->started, diff.sec, diff.usec);
6790 if (os_snprintf_error(end - pos, ret))
6791 break;
6792 pos += ret;
6793 }
6794
6795 return pos - buf;
6796 }
6797
6798
6799 static void wpas_ctrl_radio_work_timeout(void *eloop_ctx, void *timeout_ctx)
6800 {
6801 struct wpa_radio_work *work = eloop_ctx;
6802 struct wpa_external_work *ework = work->ctx;
6803
6804 wpa_dbg(work->wpa_s, MSG_DEBUG,
6805 "Timing out external radio work %u (%s)",
6806 ework->id, work->type);
6807 wpa_msg(work->wpa_s, MSG_INFO, EXT_RADIO_WORK_TIMEOUT "%u", ework->id);
6808 work->wpa_s->ext_work_in_progress = 0;
6809 radio_work_done(work);
6810 os_free(ework);
6811 }
6812
6813
6814 static void wpas_ctrl_radio_work_cb(struct wpa_radio_work *work, int deinit)
6815 {
6816 struct wpa_external_work *ework = work->ctx;
6817
6818 if (deinit) {
6819 if (work->started)
6820 eloop_cancel_timeout(wpas_ctrl_radio_work_timeout,
6821 work, NULL);
6822
6823 os_free(ework);
6824 return;
6825 }
6826
6827 wpa_dbg(work->wpa_s, MSG_DEBUG, "Starting external radio work %u (%s)",
6828 ework->id, ework->type);
6829 wpa_msg(work->wpa_s, MSG_INFO, EXT_RADIO_WORK_START "%u", ework->id);
6830 work->wpa_s->ext_work_in_progress = 1;
6831 if (!ework->timeout)
6832 ework->timeout = 10;
6833 eloop_register_timeout(ework->timeout, 0, wpas_ctrl_radio_work_timeout,
6834 work, NULL);
6835 }
6836
6837
6838 static int wpas_ctrl_radio_work_add(struct wpa_supplicant *wpa_s, char *cmd,
6839 char *buf, size_t buflen)
6840 {
6841 struct wpa_external_work *ework;
6842 char *pos, *pos2;
6843 size_t type_len;
6844 int ret;
6845 unsigned int freq = 0;
6846
6847 /* format: <name> [freq=<MHz>] [timeout=<seconds>] */
6848
6849 ework = os_zalloc(sizeof(*ework));
6850 if (ework == NULL)
6851 return -1;
6852
6853 pos = os_strchr(cmd, ' ');
6854 if (pos) {
6855 type_len = pos - cmd;
6856 pos++;
6857
6858 pos2 = os_strstr(pos, "freq=");
6859 if (pos2)
6860 freq = atoi(pos2 + 5);
6861
6862 pos2 = os_strstr(pos, "timeout=");
6863 if (pos2)
6864 ework->timeout = atoi(pos2 + 8);
6865 } else {
6866 type_len = os_strlen(cmd);
6867 }
6868 if (4 + type_len >= sizeof(ework->type))
6869 type_len = sizeof(ework->type) - 4 - 1;
6870 os_strlcpy(ework->type, "ext:", sizeof(ework->type));
6871 os_memcpy(ework->type + 4, cmd, type_len);
6872 ework->type[4 + type_len] = '\0';
6873
6874 wpa_s->ext_work_id++;
6875 if (wpa_s->ext_work_id == 0)
6876 wpa_s->ext_work_id++;
6877 ework->id = wpa_s->ext_work_id;
6878
6879 if (radio_add_work(wpa_s, freq, ework->type, 0, wpas_ctrl_radio_work_cb,
6880 ework) < 0) {
6881 os_free(ework);
6882 return -1;
6883 }
6884
6885 ret = os_snprintf(buf, buflen, "%u", ework->id);
6886 if (os_snprintf_error(buflen, ret))
6887 return -1;
6888 return ret;
6889 }
6890
6891
6892 static int wpas_ctrl_radio_work_done(struct wpa_supplicant *wpa_s, char *cmd)
6893 {
6894 struct wpa_radio_work *work;
6895 unsigned int id = atoi(cmd);
6896
6897 dl_list_for_each(work, &wpa_s->radio->work, struct wpa_radio_work, list)
6898 {
6899 struct wpa_external_work *ework;
6900
6901 if (os_strncmp(work->type, "ext:", 4) != 0)
6902 continue;
6903 ework = work->ctx;
6904 if (id && ework->id != id)
6905 continue;
6906 wpa_dbg(wpa_s, MSG_DEBUG,
6907 "Completed external radio work %u (%s)",
6908 ework->id, ework->type);
6909 eloop_cancel_timeout(wpas_ctrl_radio_work_timeout, work, NULL);
6910 wpa_s->ext_work_in_progress = 0;
6911 radio_work_done(work);
6912 os_free(ework);
6913 return 3; /* "OK\n" */
6914 }
6915
6916 return -1;
6917 }
6918
6919
6920 static int wpas_ctrl_radio_work(struct wpa_supplicant *wpa_s, char *cmd,
6921 char *buf, size_t buflen)
6922 {
6923 if (os_strcmp(cmd, "show") == 0)
6924 return wpas_ctrl_radio_work_show(wpa_s, buf, buflen);
6925 if (os_strncmp(cmd, "add ", 4) == 0)
6926 return wpas_ctrl_radio_work_add(wpa_s, cmd + 4, buf, buflen);
6927 if (os_strncmp(cmd, "done ", 5) == 0)
6928 return wpas_ctrl_radio_work_done(wpa_s, cmd + 4);
6929 return -1;
6930 }
6931
6932
6933 void wpas_ctrl_radio_work_flush(struct wpa_supplicant *wpa_s)
6934 {
6935 struct wpa_radio_work *work, *tmp;
6936
6937 if (!wpa_s || !wpa_s->radio)
6938 return;
6939
6940 dl_list_for_each_safe(work, tmp, &wpa_s->radio->work,
6941 struct wpa_radio_work, list) {
6942 struct wpa_external_work *ework;
6943
6944 if (os_strncmp(work->type, "ext:", 4) != 0)
6945 continue;
6946 ework = work->ctx;
6947 wpa_dbg(wpa_s, MSG_DEBUG,
6948 "Flushing%s external radio work %u (%s)",
6949 work->started ? " started" : "", ework->id,
6950 ework->type);
6951 if (work->started)
6952 eloop_cancel_timeout(wpas_ctrl_radio_work_timeout,
6953 work, NULL);
6954 radio_work_done(work);
6955 os_free(ework);
6956 }
6957 }
6958
6959
6960 static void wpas_ctrl_eapol_response(void *eloop_ctx, void *timeout_ctx)
6961 {
6962 struct wpa_supplicant *wpa_s = eloop_ctx;
6963 eapol_sm_notify_ctrl_response(wpa_s->eapol);
6964 }
6965
6966
6967 static int scan_id_list_parse(struct wpa_supplicant *wpa_s, const char *value,
6968 unsigned int *scan_id_count, int scan_id[])
6969 {
6970 const char *pos = value;
6971
6972 while (pos) {
6973 if (*pos == ' ' || *pos == '\0')
6974 break;
6975 if (*scan_id_count == MAX_SCAN_ID)
6976 return -1;
6977 scan_id[(*scan_id_count)++] = atoi(pos);
6978 pos = os_strchr(pos, ',');
6979 if (pos)
6980 pos++;
6981 }
6982
6983 return 0;
6984 }
6985
6986
6987 static void wpas_ctrl_scan(struct wpa_supplicant *wpa_s, char *params,
6988 char *reply, int reply_size, int *reply_len)
6989 {
6990 char *pos;
6991 unsigned int manual_scan_passive = 0;
6992 unsigned int manual_scan_use_id = 0;
6993 unsigned int manual_scan_only_new = 0;
6994 unsigned int scan_only = 0;
6995 unsigned int scan_id_count = 0;
6996 int scan_id[MAX_SCAN_ID];
6997 void (*scan_res_handler)(struct wpa_supplicant *wpa_s,
6998 struct wpa_scan_results *scan_res);
6999 int *manual_scan_freqs = NULL;
7000 struct wpa_ssid_value *ssid = NULL, *ns;
7001 unsigned int ssid_count = 0;
7002
7003 if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED) {
7004 *reply_len = -1;
7005 return;
7006 }
7007
7008 if (radio_work_pending(wpa_s, "scan")) {
7009 wpa_printf(MSG_DEBUG,
7010 "Pending scan scheduled - reject new request");
7011 *reply_len = os_snprintf(reply, reply_size, "FAIL-BUSY\n");
7012 return;
7013 }
7014
7015 #ifdef CONFIG_INTERWORKING
7016 if (wpa_s->fetch_anqp_in_progress || wpa_s->network_select) {
7017 wpa_printf(MSG_DEBUG,
7018 "Interworking select in progress - reject new scan");
7019 *reply_len = os_snprintf(reply, reply_size, "FAIL-BUSY\n");
7020 return;
7021 }
7022 #endif /* CONFIG_INTERWORKING */
7023
7024 if (params) {
7025 if (os_strncasecmp(params, "TYPE=ONLY", 9) == 0)
7026 scan_only = 1;
7027
7028 pos = os_strstr(params, "freq=");
7029 if (pos) {
7030 manual_scan_freqs = freq_range_to_channel_list(wpa_s,
7031 pos + 5);
7032 if (manual_scan_freqs == NULL) {
7033 *reply_len = -1;
7034 goto done;
7035 }
7036 }
7037
7038 pos = os_strstr(params, "passive=");
7039 if (pos)
7040 manual_scan_passive = !!atoi(pos + 8);
7041
7042 pos = os_strstr(params, "use_id=");
7043 if (pos)
7044 manual_scan_use_id = atoi(pos + 7);
7045
7046 pos = os_strstr(params, "only_new=1");
7047 if (pos)
7048 manual_scan_only_new = 1;
7049
7050 pos = os_strstr(params, "scan_id=");
7051 if (pos && scan_id_list_parse(wpa_s, pos + 8, &scan_id_count,
7052 scan_id) < 0) {
7053 *reply_len = -1;
7054 goto done;
7055 }
7056
7057 pos = params;
7058 while (pos && *pos != '\0') {
7059 if (os_strncmp(pos, "ssid ", 5) == 0) {
7060 char *end;
7061
7062 pos += 5;
7063 end = pos;
7064 while (*end) {
7065 if (*end == '\0' || *end == ' ')
7066 break;
7067 end++;
7068 }
7069
7070 ns = os_realloc_array(
7071 ssid, ssid_count + 1,
7072 sizeof(struct wpa_ssid_value));
7073 if (ns == NULL) {
7074 *reply_len = -1;
7075 goto done;
7076 }
7077 ssid = ns;
7078
7079 if ((end - pos) & 0x01 ||
7080 end - pos > 2 * SSID_MAX_LEN ||
7081 hexstr2bin(pos, ssid[ssid_count].ssid,
7082 (end - pos) / 2) < 0) {
7083 wpa_printf(MSG_DEBUG,
7084 "Invalid SSID value '%s'",
7085 pos);
7086 *reply_len = -1;
7087 goto done;
7088 }
7089 ssid[ssid_count].ssid_len = (end - pos) / 2;
7090 wpa_hexdump_ascii(MSG_DEBUG, "scan SSID",
7091 ssid[ssid_count].ssid,
7092 ssid[ssid_count].ssid_len);
7093 ssid_count++;
7094 pos = end;
7095 }
7096
7097 pos = os_strchr(pos, ' ');
7098 if (pos)
7099 pos++;
7100 }
7101 }
7102
7103 wpa_s->num_ssids_from_scan_req = ssid_count;
7104 os_free(wpa_s->ssids_from_scan_req);
7105 if (ssid_count) {
7106 wpa_s->ssids_from_scan_req = ssid;
7107 ssid = NULL;
7108 } else {
7109 wpa_s->ssids_from_scan_req = NULL;
7110 }
7111
7112 if (scan_only)
7113 scan_res_handler = scan_only_handler;
7114 else if (wpa_s->scan_res_handler == scan_only_handler)
7115 scan_res_handler = NULL;
7116 else
7117 scan_res_handler = wpa_s->scan_res_handler;
7118
7119 if (!wpa_s->sched_scanning && !wpa_s->scanning &&
7120 ((wpa_s->wpa_state <= WPA_SCANNING) ||
7121 (wpa_s->wpa_state == WPA_COMPLETED))) {
7122 wpa_s->manual_scan_passive = manual_scan_passive;
7123 wpa_s->manual_scan_use_id = manual_scan_use_id;
7124 wpa_s->manual_scan_only_new = manual_scan_only_new;
7125 wpa_s->scan_id_count = scan_id_count;
7126 os_memcpy(wpa_s->scan_id, scan_id, scan_id_count * sizeof(int));
7127 wpa_s->scan_res_handler = scan_res_handler;
7128 os_free(wpa_s->manual_scan_freqs);
7129 wpa_s->manual_scan_freqs = manual_scan_freqs;
7130 manual_scan_freqs = NULL;
7131
7132 wpa_s->normal_scans = 0;
7133 wpa_s->scan_req = MANUAL_SCAN_REQ;
7134 wpa_s->after_wps = 0;
7135 wpa_s->known_wps_freq = 0;
7136 wpa_supplicant_req_scan(wpa_s, 0, 0);
7137 if (wpa_s->manual_scan_use_id) {
7138 wpa_s->manual_scan_id++;
7139 wpa_dbg(wpa_s, MSG_DEBUG, "Assigned scan id %u",
7140 wpa_s->manual_scan_id);
7141 *reply_len = os_snprintf(reply, reply_size, "%u\n",
7142 wpa_s->manual_scan_id);
7143 }
7144 } else if (wpa_s->sched_scanning) {
7145 wpa_s->manual_scan_passive = manual_scan_passive;
7146 wpa_s->manual_scan_use_id = manual_scan_use_id;
7147 wpa_s->manual_scan_only_new = manual_scan_only_new;
7148 wpa_s->scan_id_count = scan_id_count;
7149 os_memcpy(wpa_s->scan_id, scan_id, scan_id_count * sizeof(int));
7150 wpa_s->scan_res_handler = scan_res_handler;
7151 os_free(wpa_s->manual_scan_freqs);
7152 wpa_s->manual_scan_freqs = manual_scan_freqs;
7153 manual_scan_freqs = NULL;
7154
7155 wpa_printf(MSG_DEBUG, "Stop ongoing sched_scan to allow requested full scan to proceed");
7156 wpa_supplicant_cancel_sched_scan(wpa_s);
7157 wpa_s->scan_req = MANUAL_SCAN_REQ;
7158 wpa_supplicant_req_scan(wpa_s, 0, 0);
7159 if (wpa_s->manual_scan_use_id) {
7160 wpa_s->manual_scan_id++;
7161 *reply_len = os_snprintf(reply, reply_size, "%u\n",
7162 wpa_s->manual_scan_id);
7163 wpa_dbg(wpa_s, MSG_DEBUG, "Assigned scan id %u",
7164 wpa_s->manual_scan_id);
7165 }
7166 } else {
7167 wpa_printf(MSG_DEBUG, "Ongoing scan action - reject new request");
7168 *reply_len = os_snprintf(reply, reply_size, "FAIL-BUSY\n");
7169 }
7170
7171 done:
7172 os_free(manual_scan_freqs);
7173 os_free(ssid);
7174 }
7175
7176
7177 #ifdef CONFIG_TESTING_OPTIONS
7178
7179 static void wpas_ctrl_iface_mgmt_tx_cb(struct wpa_supplicant *wpa_s,
7180 unsigned int freq, const u8 *dst,
7181 const u8 *src, const u8 *bssid,
7182 const u8 *data, size_t data_len,
7183 enum offchannel_send_action_result
7184 result)
7185 {
7186 wpa_msg(wpa_s, MSG_INFO, "MGMT-TX-STATUS freq=%u dst=" MACSTR
7187 " src=" MACSTR " bssid=" MACSTR " result=%s",
7188 freq, MAC2STR(dst), MAC2STR(src), MAC2STR(bssid),
7189 result == OFFCHANNEL_SEND_ACTION_SUCCESS ?
7190 "SUCCESS" : (result == OFFCHANNEL_SEND_ACTION_NO_ACK ?
7191 "NO_ACK" : "FAILED"));
7192 }
7193
7194
7195 static int wpas_ctrl_iface_mgmt_tx(struct wpa_supplicant *wpa_s, char *cmd)
7196 {
7197 char *pos, *param;
7198 size_t len;
7199 u8 *buf, da[ETH_ALEN], bssid[ETH_ALEN];
7200 int res, used;
7201 int freq = 0, no_cck = 0, wait_time = 0;
7202
7203 /* <DA> <BSSID> [freq=<MHz>] [wait_time=<ms>] [no_cck=1]
7204 * <action=Action frame payload> */
7205
7206 wpa_printf(MSG_DEBUG, "External MGMT TX: %s", cmd);
7207
7208 pos = cmd;
7209 used = hwaddr_aton2(pos, da);
7210 if (used < 0)
7211 return -1;
7212 pos += used;
7213 while (*pos == ' ')
7214 pos++;
7215 used = hwaddr_aton2(pos, bssid);
7216 if (used < 0)
7217 return -1;
7218 pos += used;
7219
7220 param = os_strstr(pos, " freq=");
7221 if (param) {
7222 param += 6;
7223 freq = atoi(param);
7224 }
7225
7226 param = os_strstr(pos, " no_cck=");
7227 if (param) {
7228 param += 8;
7229 no_cck = atoi(param);
7230 }
7231
7232 param = os_strstr(pos, " wait_time=");
7233 if (param) {
7234 param += 11;
7235 wait_time = atoi(param);
7236 }
7237
7238 param = os_strstr(pos, " action=");
7239 if (param == NULL)
7240 return -1;
7241 param += 8;
7242
7243 len = os_strlen(param);
7244 if (len & 1)
7245 return -1;
7246 len /= 2;
7247
7248 buf = os_malloc(len);
7249 if (buf == NULL)
7250 return -1;
7251
7252 if (hexstr2bin(param, buf, len) < 0) {
7253 os_free(buf);
7254 return -1;
7255 }
7256
7257 res = offchannel_send_action(wpa_s, freq, da, wpa_s->own_addr, bssid,
7258 buf, len, wait_time,
7259 wpas_ctrl_iface_mgmt_tx_cb, no_cck);
7260 os_free(buf);
7261 return res;
7262 }
7263
7264
7265 static void wpas_ctrl_iface_mgmt_tx_done(struct wpa_supplicant *wpa_s)
7266 {
7267 wpa_printf(MSG_DEBUG, "External MGMT TX - done waiting");
7268 offchannel_send_action_done(wpa_s);
7269 }
7270
7271
7272 static int wpas_ctrl_iface_driver_event(struct wpa_supplicant *wpa_s, char *cmd)
7273 {
7274 char *pos, *param;
7275 union wpa_event_data event;
7276 enum wpa_event_type ev;
7277
7278 /* <event name> [parameters..] */
7279
7280 wpa_dbg(wpa_s, MSG_DEBUG, "Testing - external driver event: %s", cmd);
7281
7282 pos = cmd;
7283 param = os_strchr(pos, ' ');
7284 if (param)
7285 *param++ = '\0';
7286
7287 os_memset(&event, 0, sizeof(event));
7288
7289 if (os_strcmp(cmd, "INTERFACE_ENABLED") == 0) {
7290 ev = EVENT_INTERFACE_ENABLED;
7291 } else if (os_strcmp(cmd, "INTERFACE_DISABLED") == 0) {
7292 ev = EVENT_INTERFACE_DISABLED;
7293 } else if (os_strcmp(cmd, "AVOID_FREQUENCIES") == 0) {
7294 ev = EVENT_AVOID_FREQUENCIES;
7295 if (param == NULL)
7296 param = "";
7297 if (freq_range_list_parse(&event.freq_range, param) < 0)
7298 return -1;
7299 wpa_supplicant_event(wpa_s, ev, &event);
7300 os_free(event.freq_range.range);
7301 return 0;
7302 } else {
7303 wpa_dbg(wpa_s, MSG_DEBUG, "Testing - unknown driver event: %s",
7304 cmd);
7305 return -1;
7306 }
7307
7308 wpa_supplicant_event(wpa_s, ev, &event);
7309
7310 return 0;
7311 }
7312
7313
7314 static int wpas_ctrl_iface_eapol_rx(struct wpa_supplicant *wpa_s, char *cmd)
7315 {
7316 char *pos;
7317 u8 src[ETH_ALEN], *buf;
7318 int used;
7319 size_t len;
7320
7321 wpa_printf(MSG_DEBUG, "External EAPOL RX: %s", cmd);
7322
7323 pos = cmd;
7324 used = hwaddr_aton2(pos, src);
7325 if (used < 0)
7326 return -1;
7327 pos += used;
7328 while (*pos == ' ')
7329 pos++;
7330
7331 len = os_strlen(pos);
7332 if (len & 1)
7333 return -1;
7334 len /= 2;
7335
7336 buf = os_malloc(len);
7337 if (buf == NULL)
7338 return -1;
7339
7340 if (hexstr2bin(pos, buf, len) < 0) {
7341 os_free(buf);
7342 return -1;
7343 }
7344
7345 wpa_supplicant_rx_eapol(wpa_s, src, buf, len);
7346 os_free(buf);
7347
7348 return 0;
7349 }
7350
7351
7352 static u16 ipv4_hdr_checksum(const void *buf, size_t len)
7353 {
7354 size_t i;
7355 u32 sum = 0;
7356 const u16 *pos = buf;
7357
7358 for (i = 0; i < len / 2; i++)
7359 sum += *pos++;
7360
7361 while (sum >> 16)
7362 sum = (sum & 0xffff) + (sum >> 16);
7363
7364 return sum ^ 0xffff;
7365 }
7366
7367
7368 #define HWSIM_PACKETLEN 1500
7369 #define HWSIM_IP_LEN (HWSIM_PACKETLEN - sizeof(struct ether_header))
7370
7371 void wpas_data_test_rx(void *ctx, const u8 *src_addr, const u8 *buf, size_t len)
7372 {
7373 struct wpa_supplicant *wpa_s = ctx;
7374 const struct ether_header *eth;
7375 struct iphdr ip;
7376 const u8 *pos;
7377 unsigned int i;
7378
7379 if (len != HWSIM_PACKETLEN)
7380 return;
7381
7382 eth = (const struct ether_header *) buf;
7383 os_memcpy(&ip, eth + 1, sizeof(ip));
7384 pos = &buf[sizeof(*eth) + sizeof(ip)];
7385
7386 if (ip.ihl != 5 || ip.version != 4 ||
7387 ntohs(ip.tot_len) != HWSIM_IP_LEN)
7388 return;
7389
7390 for (i = 0; i < HWSIM_IP_LEN - sizeof(ip); i++) {
7391 if (*pos != (u8) i)
7392 return;
7393 pos++;
7394 }
7395
7396 wpa_msg(wpa_s, MSG_INFO, "DATA-TEST-RX " MACSTR " " MACSTR,
7397 MAC2STR(eth->ether_dhost), MAC2STR(eth->ether_shost));
7398 }
7399
7400
7401 static int wpas_ctrl_iface_data_test_config(struct wpa_supplicant *wpa_s,
7402 char *cmd)
7403 {
7404 int enabled = atoi(cmd);
7405
7406 if (!enabled) {
7407 if (wpa_s->l2_test) {
7408 l2_packet_deinit(wpa_s->l2_test);
7409 wpa_s->l2_test = NULL;
7410 wpa_dbg(wpa_s, MSG_DEBUG, "test data: Disabled");
7411 }
7412 return 0;
7413 }
7414
7415 if (wpa_s->l2_test)
7416 return 0;
7417
7418 wpa_s->l2_test = l2_packet_init(wpa_s->ifname, wpa_s->own_addr,
7419 ETHERTYPE_IP, wpas_data_test_rx,
7420 wpa_s, 1);
7421 if (wpa_s->l2_test == NULL)
7422 return -1;
7423
7424 wpa_dbg(wpa_s, MSG_DEBUG, "test data: Enabled");
7425
7426 return 0;
7427 }
7428
7429
7430 static int wpas_ctrl_iface_data_test_tx(struct wpa_supplicant *wpa_s, char *cmd)
7431 {
7432 u8 dst[ETH_ALEN], src[ETH_ALEN];
7433 char *pos;
7434 int used;
7435 long int val;
7436 u8 tos;
7437 u8 buf[2 + HWSIM_PACKETLEN];
7438 struct ether_header *eth;
7439 struct iphdr *ip;
7440 u8 *dpos;
7441 unsigned int i;
7442
7443 if (wpa_s->l2_test == NULL)
7444 return -1;
7445
7446 /* format: <dst> <src> <tos> */
7447
7448 pos = cmd;
7449 used = hwaddr_aton2(pos, dst);
7450 if (used < 0)
7451 return -1;
7452 pos += used;
7453 while (*pos == ' ')
7454 pos++;
7455 used = hwaddr_aton2(pos, src);
7456 if (used < 0)
7457 return -1;
7458 pos += used;
7459
7460 val = strtol(pos, NULL, 0);
7461 if (val < 0 || val > 0xff)
7462 return -1;
7463 tos = val;
7464
7465 eth = (struct ether_header *) &buf[2];
7466 os_memcpy(eth->ether_dhost, dst, ETH_ALEN);
7467 os_memcpy(eth->ether_shost, src, ETH_ALEN);
7468 eth->ether_type = htons(ETHERTYPE_IP);
7469 ip = (struct iphdr *) (eth + 1);
7470 os_memset(ip, 0, sizeof(*ip));
7471 ip->ihl = 5;
7472 ip->version = 4;
7473 ip->ttl = 64;
7474 ip->tos = tos;
7475 ip->tot_len = htons(HWSIM_IP_LEN);
7476 ip->protocol = 1;
7477 ip->saddr = htonl(192U << 24 | 168 << 16 | 1 << 8 | 1);
7478 ip->daddr = htonl(192U << 24 | 168 << 16 | 1 << 8 | 2);
7479 ip->check = ipv4_hdr_checksum(ip, sizeof(*ip));
7480 dpos = (u8 *) (ip + 1);
7481 for (i = 0; i < HWSIM_IP_LEN - sizeof(*ip); i++)
7482 *dpos++ = i;
7483
7484 if (l2_packet_send(wpa_s->l2_test, dst, ETHERTYPE_IP, &buf[2],
7485 HWSIM_PACKETLEN) < 0)
7486 return -1;
7487
7488 wpa_dbg(wpa_s, MSG_DEBUG, "test data: TX dst=" MACSTR " src=" MACSTR
7489 " tos=0x%x", MAC2STR(dst), MAC2STR(src), tos);
7490
7491 return 0;
7492 }
7493
7494
7495 static int wpas_ctrl_iface_data_test_frame(struct wpa_supplicant *wpa_s,
7496 char *cmd)
7497 {
7498 u8 *buf;
7499 struct ether_header *eth;
7500 struct l2_packet_data *l2 = NULL;
7501 size_t len;
7502 u16 ethertype;
7503 int res = -1;
7504
7505 len = os_strlen(cmd);
7506 if (len & 1 || len < ETH_HLEN * 2)
7507 return -1;
7508 len /= 2;
7509
7510 buf = os_malloc(len);
7511 if (buf == NULL)
7512 return -1;
7513
7514 if (hexstr2bin(cmd, buf, len) < 0)
7515 goto done;
7516
7517 eth = (struct ether_header *) buf;
7518 ethertype = ntohs(eth->ether_type);
7519
7520 l2 = l2_packet_init(wpa_s->ifname, wpa_s->own_addr, ethertype,
7521 wpas_data_test_rx, wpa_s, 1);
7522 if (l2 == NULL)
7523 goto done;
7524
7525 res = l2_packet_send(l2, eth->ether_dhost, ethertype, buf, len);
7526 wpa_dbg(wpa_s, MSG_DEBUG, "test data: TX frame res=%d", res);
7527 done:
7528 if (l2)
7529 l2_packet_deinit(l2);
7530 os_free(buf);
7531
7532 return res < 0 ? -1 : 0;
7533 }
7534
7535
7536 static int wpas_ctrl_test_alloc_fail(struct wpa_supplicant *wpa_s, char *cmd)
7537 {
7538 #ifdef WPA_TRACE_BFD
7539 extern char wpa_trace_fail_func[256];
7540 extern unsigned int wpa_trace_fail_after;
7541 char *pos;
7542
7543 wpa_trace_fail_after = atoi(cmd);
7544 pos = os_strchr(cmd, ':');
7545 if (pos) {
7546 pos++;
7547 os_strlcpy(wpa_trace_fail_func, pos,
7548 sizeof(wpa_trace_fail_func));
7549 } else {
7550 wpa_trace_fail_after = 0;
7551 }
7552 return 0;
7553 #else /* WPA_TRACE_BFD */
7554 return -1;
7555 #endif /* WPA_TRACE_BFD */
7556 }
7557
7558
7559 static int wpas_ctrl_get_alloc_fail(struct wpa_supplicant *wpa_s,
7560 char *buf, size_t buflen)
7561 {
7562 #ifdef WPA_TRACE_BFD
7563 extern char wpa_trace_fail_func[256];
7564 extern unsigned int wpa_trace_fail_after;
7565
7566 return os_snprintf(buf, buflen, "%u:%s", wpa_trace_fail_after,
7567 wpa_trace_fail_func);
7568 #else /* WPA_TRACE_BFD */
7569 return -1;
7570 #endif /* WPA_TRACE_BFD */
7571 }
7572
7573
7574 static int wpas_ctrl_test_fail(struct wpa_supplicant *wpa_s, char *cmd)
7575 {
7576 #ifdef WPA_TRACE_BFD
7577 extern char wpa_trace_test_fail_func[256];
7578 extern unsigned int wpa_trace_test_fail_after;
7579 char *pos;
7580
7581 wpa_trace_test_fail_after = atoi(cmd);
7582 pos = os_strchr(cmd, ':');
7583 if (pos) {
7584 pos++;
7585 os_strlcpy(wpa_trace_test_fail_func, pos,
7586 sizeof(wpa_trace_test_fail_func));
7587 } else {
7588 wpa_trace_test_fail_after = 0;
7589 }
7590 return 0;
7591 #else /* WPA_TRACE_BFD */
7592 return -1;
7593 #endif /* WPA_TRACE_BFD */
7594 }
7595
7596
7597 static int wpas_ctrl_get_fail(struct wpa_supplicant *wpa_s,
7598 char *buf, size_t buflen)
7599 {
7600 #ifdef WPA_TRACE_BFD
7601 extern char wpa_trace_test_fail_func[256];
7602 extern unsigned int wpa_trace_test_fail_after;
7603
7604 return os_snprintf(buf, buflen, "%u:%s", wpa_trace_test_fail_after,
7605 wpa_trace_test_fail_func);
7606 #else /* WPA_TRACE_BFD */
7607 return -1;
7608 #endif /* WPA_TRACE_BFD */
7609 }
7610
7611 #endif /* CONFIG_TESTING_OPTIONS */
7612
7613
7614 static void wpas_ctrl_vendor_elem_update(struct wpa_supplicant *wpa_s)
7615 {
7616 unsigned int i;
7617 char buf[30];
7618
7619 wpa_printf(MSG_DEBUG, "Update vendor elements");
7620
7621 for (i = 0; i < NUM_VENDOR_ELEM_FRAMES; i++) {
7622 if (wpa_s->vendor_elem[i]) {
7623 int res;
7624
7625 res = os_snprintf(buf, sizeof(buf), "frame[%u]", i);
7626 if (!os_snprintf_error(sizeof(buf), res)) {
7627 wpa_hexdump_buf(MSG_DEBUG, buf,
7628 wpa_s->vendor_elem[i]);
7629 }
7630 }
7631 }
7632
7633 #ifdef CONFIG_P2P
7634 if (wpa_s->parent == wpa_s &&
7635 wpa_s->global->p2p &&
7636 !wpa_s->global->p2p_disabled)
7637 p2p_set_vendor_elems(wpa_s->global->p2p, wpa_s->vendor_elem);
7638 #endif /* CONFIG_P2P */
7639 }
7640
7641
7642 static struct wpa_supplicant *
7643 wpas_ctrl_vendor_elem_iface(struct wpa_supplicant *wpa_s,
7644 enum wpa_vendor_elem_frame frame)
7645 {
7646 switch (frame) {
7647 #ifdef CONFIG_P2P
7648 case VENDOR_ELEM_PROBE_REQ_P2P:
7649 case VENDOR_ELEM_PROBE_RESP_P2P:
7650 case VENDOR_ELEM_PROBE_RESP_P2P_GO:
7651 case VENDOR_ELEM_BEACON_P2P_GO:
7652 case VENDOR_ELEM_P2P_PD_REQ:
7653 case VENDOR_ELEM_P2P_PD_RESP:
7654 case VENDOR_ELEM_P2P_GO_NEG_REQ:
7655 case VENDOR_ELEM_P2P_GO_NEG_RESP:
7656 case VENDOR_ELEM_P2P_GO_NEG_CONF:
7657 case VENDOR_ELEM_P2P_INV_REQ:
7658 case VENDOR_ELEM_P2P_INV_RESP:
7659 case VENDOR_ELEM_P2P_ASSOC_REQ:
7660 return wpa_s->parent;
7661 #endif /* CONFIG_P2P */
7662 default:
7663 return wpa_s;
7664 }
7665 }
7666
7667
7668 static int wpas_ctrl_vendor_elem_add(struct wpa_supplicant *wpa_s, char *cmd)
7669 {
7670 char *pos = cmd;
7671 int frame;
7672 size_t len;
7673 struct wpabuf *buf;
7674 struct ieee802_11_elems elems;
7675
7676 frame = atoi(pos);
7677 if (frame < 0 || frame >= NUM_VENDOR_ELEM_FRAMES)
7678 return -1;
7679 wpa_s = wpas_ctrl_vendor_elem_iface(wpa_s, frame);
7680
7681 pos = os_strchr(pos, ' ');
7682 if (pos == NULL)
7683 return -1;
7684 pos++;
7685
7686 len = os_strlen(pos);
7687 if (len == 0)
7688 return 0;
7689 if (len & 1)
7690 return -1;
7691 len /= 2;
7692
7693 buf = wpabuf_alloc(len);
7694 if (buf == NULL)
7695 return -1;
7696
7697 if (hexstr2bin(pos, wpabuf_put(buf, len), len) < 0) {
7698 wpabuf_free(buf);
7699 return -1;
7700 }
7701
7702 if (ieee802_11_parse_elems(wpabuf_head_u8(buf), len, &elems, 0) ==
7703 ParseFailed) {
7704 wpabuf_free(buf);
7705 return -1;
7706 }
7707
7708 if (wpa_s->vendor_elem[frame] == NULL) {
7709 wpa_s->vendor_elem[frame] = buf;
7710 wpas_ctrl_vendor_elem_update(wpa_s);
7711 return 0;
7712 }
7713
7714 if (wpabuf_resize(&wpa_s->vendor_elem[frame], len) < 0) {
7715 wpabuf_free(buf);
7716 return -1;
7717 }
7718
7719 wpabuf_put_buf(wpa_s->vendor_elem[frame], buf);
7720 wpabuf_free(buf);
7721 wpas_ctrl_vendor_elem_update(wpa_s);
7722
7723 return 0;
7724 }
7725
7726
7727 static int wpas_ctrl_vendor_elem_get(struct wpa_supplicant *wpa_s, char *cmd,
7728 char *buf, size_t buflen)
7729 {
7730 int frame = atoi(cmd);
7731
7732 if (frame < 0 || frame >= NUM_VENDOR_ELEM_FRAMES)
7733 return -1;
7734 wpa_s = wpas_ctrl_vendor_elem_iface(wpa_s, frame);
7735
7736 if (wpa_s->vendor_elem[frame] == NULL)
7737 return 0;
7738
7739 return wpa_snprintf_hex(buf, buflen,
7740 wpabuf_head_u8(wpa_s->vendor_elem[frame]),
7741 wpabuf_len(wpa_s->vendor_elem[frame]));
7742 }
7743
7744
7745 static int wpas_ctrl_vendor_elem_remove(struct wpa_supplicant *wpa_s, char *cmd)
7746 {
7747 char *pos = cmd;
7748 int frame;
7749 size_t len;
7750 u8 *buf;
7751 struct ieee802_11_elems elems;
7752 u8 *ie, *end;
7753
7754 frame = atoi(pos);
7755 if (frame < 0 || frame >= NUM_VENDOR_ELEM_FRAMES)
7756 return -1;
7757 wpa_s = wpas_ctrl_vendor_elem_iface(wpa_s, frame);
7758
7759 pos = os_strchr(pos, ' ');
7760 if (pos == NULL)
7761 return -1;
7762 pos++;
7763
7764 if (*pos == '*') {
7765 wpabuf_free(wpa_s->vendor_elem[frame]);
7766 wpa_s->vendor_elem[frame] = NULL;
7767 wpas_ctrl_vendor_elem_update(wpa_s);
7768 return 0;
7769 }
7770
7771 if (wpa_s->vendor_elem[frame] == NULL)
7772 return -1;
7773
7774 len = os_strlen(pos);
7775 if (len == 0)
7776 return 0;
7777 if (len & 1)
7778 return -1;
7779 len /= 2;
7780
7781 buf = os_malloc(len);
7782 if (buf == NULL)
7783 return -1;
7784
7785 if (hexstr2bin(pos, buf, len) < 0) {
7786 os_free(buf);
7787 return -1;
7788 }
7789
7790 if (ieee802_11_parse_elems(buf, len, &elems, 0) == ParseFailed) {
7791 os_free(buf);
7792 return -1;
7793 }
7794
7795 ie = wpabuf_mhead_u8(wpa_s->vendor_elem[frame]);
7796 end = ie + wpabuf_len(wpa_s->vendor_elem[frame]);
7797
7798 for (; ie + 1 < end; ie += 2 + ie[1]) {
7799 if (ie + len > end)
7800 break;
7801 if (os_memcmp(ie, buf, len) != 0)
7802 continue;
7803
7804 if (wpabuf_len(wpa_s->vendor_elem[frame]) == len) {
7805 wpabuf_free(wpa_s->vendor_elem[frame]);
7806 wpa_s->vendor_elem[frame] = NULL;
7807 } else {
7808 os_memmove(ie, ie + len,
7809 end - (ie + len));
7810 wpa_s->vendor_elem[frame]->used -= len;
7811 }
7812 os_free(buf);
7813 wpas_ctrl_vendor_elem_update(wpa_s);
7814 return 0;
7815 }
7816
7817 os_free(buf);
7818
7819 return -1;
7820 }
7821
7822
7823 static void wpas_ctrl_neighbor_rep_cb(void *ctx, struct wpabuf *neighbor_rep)
7824 {
7825 struct wpa_supplicant *wpa_s = ctx;
7826
7827 if (neighbor_rep) {
7828 wpa_msg_ctrl(wpa_s, MSG_INFO, RRM_EVENT_NEIGHBOR_REP_RXED
7829 "length=%u",
7830 (unsigned int) wpabuf_len(neighbor_rep));
7831 wpabuf_free(neighbor_rep);
7832 } else {
7833 wpa_msg_ctrl(wpa_s, MSG_INFO, RRM_EVENT_NEIGHBOR_REP_FAILED);
7834 }
7835 }
7836
7837
7838 static int wpas_ctrl_iface_send_neigbor_rep(struct wpa_supplicant *wpa_s,
7839 char *cmd)
7840 {
7841 struct wpa_ssid ssid;
7842 struct wpa_ssid *ssid_p = NULL;
7843 int ret = 0;
7844
7845 if (os_strncmp(cmd, " ssid=", 6) == 0) {
7846 ssid.ssid_len = os_strlen(cmd + 6);
7847 if (ssid.ssid_len > SSID_MAX_LEN)
7848 return -1;
7849 ssid.ssid = (u8 *) (cmd + 6);
7850 ssid_p = &ssid;
7851 }
7852
7853 ret = wpas_rrm_send_neighbor_rep_request(wpa_s, ssid_p,
7854 wpas_ctrl_neighbor_rep_cb,
7855 wpa_s);
7856
7857 return ret;
7858 }
7859
7860
7861 static int wpas_ctrl_iface_erp_flush(struct wpa_supplicant *wpa_s)
7862 {
7863 eapol_sm_erp_flush(wpa_s->eapol);
7864 return 0;
7865 }
7866
7867
7868 static int wpas_ctrl_iface_mac_rand_scan(struct wpa_supplicant *wpa_s,
7869 char *cmd)
7870 {
7871 char *token, *context = NULL;
7872 unsigned int enable = ~0, type = 0;
7873 u8 _addr[ETH_ALEN], _mask[ETH_ALEN];
7874 u8 *addr = NULL, *mask = NULL;
7875
7876 while ((token = str_token(cmd, " ", &context))) {
7877 if (os_strcasecmp(token, "scan") == 0) {
7878 type |= MAC_ADDR_RAND_SCAN;
7879 } else if (os_strcasecmp(token, "sched") == 0) {
7880 type |= MAC_ADDR_RAND_SCHED_SCAN;
7881 } else if (os_strcasecmp(token, "pno") == 0) {
7882 type |= MAC_ADDR_RAND_PNO;
7883 } else if (os_strcasecmp(token, "all") == 0) {
7884 type = wpa_s->mac_addr_rand_supported;
7885 } else if (os_strncasecmp(token, "enable=", 7) == 0) {
7886 enable = atoi(token + 7);
7887 } else if (os_strncasecmp(token, "addr=", 5) == 0) {
7888 addr = _addr;
7889 if (hwaddr_aton(token + 5, addr)) {
7890 wpa_printf(MSG_INFO,
7891 "CTRL: Invalid MAC address: %s",
7892 token);
7893 return -1;
7894 }
7895 } else if (os_strncasecmp(token, "mask=", 5) == 0) {
7896 mask = _mask;
7897 if (hwaddr_aton(token + 5, mask)) {
7898 wpa_printf(MSG_INFO,
7899 "CTRL: Invalid MAC address mask: %s",
7900 token);
7901 return -1;
7902 }
7903 } else {
7904 wpa_printf(MSG_INFO,
7905 "CTRL: Invalid MAC_RAND_SCAN parameter: %s",
7906 token);
7907 return -1;
7908 }
7909 }
7910
7911 if (!type) {
7912 wpa_printf(MSG_INFO, "CTRL: MAC_RAND_SCAN no type specified");
7913 return -1;
7914 }
7915
7916 if ((wpa_s->mac_addr_rand_supported & type) != type) {
7917 wpa_printf(MSG_INFO,
7918 "CTRL: MAC_RAND_SCAN types=%u != supported=%u",
7919 type, wpa_s->mac_addr_rand_supported);
7920 return -1;
7921 }
7922
7923 if (enable > 1) {
7924 wpa_printf(MSG_INFO,
7925 "CTRL: MAC_RAND_SCAN enable=<0/1> not specified");
7926 return -1;
7927 }
7928
7929 if (!enable) {
7930 wpas_mac_addr_rand_scan_clear(wpa_s, type);
7931 if (wpa_s->pno) {
7932 if (type & MAC_ADDR_RAND_PNO) {
7933 wpas_stop_pno(wpa_s);
7934 wpas_start_pno(wpa_s);
7935 }
7936 } else if (wpa_s->sched_scanning &&
7937 (type & MAC_ADDR_RAND_SCHED_SCAN)) {
7938 /* simulate timeout to restart the sched scan */
7939 wpa_s->sched_scan_timed_out = 1;
7940 wpa_s->prev_sched_ssid = NULL;
7941 wpa_supplicant_cancel_sched_scan(wpa_s);
7942 }
7943 return 0;
7944 }
7945
7946 if ((addr && !mask) || (!addr && mask)) {
7947 wpa_printf(MSG_INFO,
7948 "CTRL: MAC_RAND_SCAN invalid addr/mask combination");
7949 return -1;
7950 }
7951
7952 if (addr && mask && (!(mask[0] & 0x01) || (addr[0] & 0x01))) {
7953 wpa_printf(MSG_INFO,
7954 "CTRL: MAC_RAND_SCAN cannot allow multicast address");
7955 return -1;
7956 }
7957
7958 if (type & MAC_ADDR_RAND_SCAN) {
7959 wpas_mac_addr_rand_scan_set(wpa_s, MAC_ADDR_RAND_SCAN,
7960 addr, mask);
7961 }
7962
7963 if (type & MAC_ADDR_RAND_SCHED_SCAN) {
7964 wpas_mac_addr_rand_scan_set(wpa_s, MAC_ADDR_RAND_SCHED_SCAN,
7965 addr, mask);
7966
7967 if (wpa_s->sched_scanning && !wpa_s->pno) {
7968 /* simulate timeout to restart the sched scan */
7969 wpa_s->sched_scan_timed_out = 1;
7970 wpa_s->prev_sched_ssid = NULL;
7971 wpa_supplicant_cancel_sched_scan(wpa_s);
7972 }
7973 }
7974
7975 if (type & MAC_ADDR_RAND_PNO) {
7976 wpas_mac_addr_rand_scan_set(wpa_s, MAC_ADDR_RAND_PNO,
7977 addr, mask);
7978 if (wpa_s->pno) {
7979 wpas_stop_pno(wpa_s);
7980 wpas_start_pno(wpa_s);
7981 }
7982 }
7983
7984 return 0;
7985 }
7986
7987
7988 char * wpa_supplicant_ctrl_iface_process(struct wpa_supplicant *wpa_s,
7989 char *buf, size_t *resp_len)
7990 {
7991 char *reply;
7992 const int reply_size = 4096;
7993 int reply_len;
7994
7995 if (os_strncmp(buf, WPA_CTRL_RSP, os_strlen(WPA_CTRL_RSP)) == 0 ||
7996 os_strncmp(buf, "SET_NETWORK ", 12) == 0) {
7997 if (wpa_debug_show_keys)
7998 wpa_dbg(wpa_s, MSG_DEBUG,
7999 "Control interface command '%s'", buf);
8000 else
8001 wpa_dbg(wpa_s, MSG_DEBUG,
8002 "Control interface command '%s [REMOVED]'",
8003 os_strncmp(buf, WPA_CTRL_RSP,
8004 os_strlen(WPA_CTRL_RSP)) == 0 ?
8005 WPA_CTRL_RSP : "SET_NETWORK");
8006 } else if (os_strncmp(buf, "WPS_NFC_TAG_READ", 16) == 0 ||
8007 os_strncmp(buf, "NFC_REPORT_HANDOVER", 19) == 0) {
8008 wpa_hexdump_ascii_key(MSG_DEBUG, "RX ctrl_iface",
8009 (const u8 *) buf, os_strlen(buf));
8010 } else {
8011 int level = MSG_DEBUG;
8012 if (os_strcmp(buf, "PING") == 0)
8013 level = MSG_EXCESSIVE;
8014 wpa_dbg(wpa_s, level, "Control interface command '%s'", buf);
8015 }
8016
8017 reply = os_malloc(reply_size);
8018 if (reply == NULL) {
8019 *resp_len = 1;
8020 return NULL;
8021 }
8022
8023 os_memcpy(reply, "OK\n", 3);
8024 reply_len = 3;
8025
8026 if (os_strcmp(buf, "PING") == 0) {
8027 os_memcpy(reply, "PONG\n", 5);
8028 reply_len = 5;
8029 } else if (os_strcmp(buf, "IFNAME") == 0) {
8030 reply_len = os_strlen(wpa_s->ifname);
8031 os_memcpy(reply, wpa_s->ifname, reply_len);
8032 } else if (os_strncmp(buf, "RELOG", 5) == 0) {
8033 if (wpa_debug_reopen_file() < 0)
8034 reply_len = -1;
8035 } else if (os_strncmp(buf, "NOTE ", 5) == 0) {
8036 wpa_printf(MSG_INFO, "NOTE: %s", buf + 5);
8037 } else if (os_strcmp(buf, "MIB") == 0) {
8038 reply_len = wpa_sm_get_mib(wpa_s->wpa, reply, reply_size);
8039 if (reply_len >= 0) {
8040 reply_len += eapol_sm_get_mib(wpa_s->eapol,
8041 reply + reply_len,
8042 reply_size - reply_len);
8043 }
8044 } else if (os_strncmp(buf, "STATUS", 6) == 0) {
8045 reply_len = wpa_supplicant_ctrl_iface_status(
8046 wpa_s, buf + 6, reply, reply_size);
8047 } else if (os_strcmp(buf, "PMKSA") == 0) {
8048 reply_len = wpa_sm_pmksa_cache_list(wpa_s->wpa, reply,
8049 reply_size);
8050 } else if (os_strcmp(buf, "PMKSA_FLUSH") == 0) {
8051 wpa_sm_pmksa_cache_flush(wpa_s->wpa, NULL);
8052 } else if (os_strncmp(buf, "SET ", 4) == 0) {
8053 if (wpa_supplicant_ctrl_iface_set(wpa_s, buf + 4))
8054 reply_len = -1;
8055 } else if (os_strncmp(buf, "DUMP", 4) == 0) {
8056 reply_len = wpa_config_dump_values(wpa_s->conf,
8057 reply, reply_size);
8058 } else if (os_strncmp(buf, "GET ", 4) == 0) {
8059 reply_len = wpa_supplicant_ctrl_iface_get(wpa_s, buf + 4,
8060 reply, reply_size);
8061 } else if (os_strcmp(buf, "LOGON") == 0) {
8062 eapol_sm_notify_logoff(wpa_s->eapol, FALSE);
8063 } else if (os_strcmp(buf, "LOGOFF") == 0) {
8064 eapol_sm_notify_logoff(wpa_s->eapol, TRUE);
8065 } else if (os_strcmp(buf, "REASSOCIATE") == 0) {
8066 if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED)
8067 reply_len = -1;
8068 else
8069 wpas_request_connection(wpa_s);
8070 } else if (os_strcmp(buf, "REATTACH") == 0) {
8071 if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED ||
8072 !wpa_s->current_ssid)
8073 reply_len = -1;
8074 else {
8075 wpa_s->reattach = 1;
8076 wpas_request_connection(wpa_s);
8077 }
8078 } else if (os_strcmp(buf, "RECONNECT") == 0) {
8079 if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED)
8080 reply_len = -1;
8081 else if (wpa_s->disconnected)
8082 wpas_request_connection(wpa_s);
8083 #ifdef IEEE8021X_EAPOL
8084 } else if (os_strncmp(buf, "PREAUTH ", 8) == 0) {
8085 if (wpa_supplicant_ctrl_iface_preauth(wpa_s, buf + 8))
8086 reply_len = -1;
8087 #endif /* IEEE8021X_EAPOL */
8088 #ifdef CONFIG_PEERKEY
8089 } else if (os_strncmp(buf, "STKSTART ", 9) == 0) {
8090 if (wpa_supplicant_ctrl_iface_stkstart(wpa_s, buf + 9))
8091 reply_len = -1;
8092 #endif /* CONFIG_PEERKEY */
8093 #ifdef CONFIG_IEEE80211R
8094 } else if (os_strncmp(buf, "FT_DS ", 6) == 0) {
8095 if (wpa_supplicant_ctrl_iface_ft_ds(wpa_s, buf + 6))
8096 reply_len = -1;
8097 #endif /* CONFIG_IEEE80211R */
8098 #ifdef CONFIG_WPS
8099 } else if (os_strcmp(buf, "WPS_PBC") == 0) {
8100 int res = wpa_supplicant_ctrl_iface_wps_pbc(wpa_s, NULL);
8101 if (res == -2) {
8102 os_memcpy(reply, "FAIL-PBC-OVERLAP\n", 17);
8103 reply_len = 17;
8104 } else if (res)
8105 reply_len = -1;
8106 } else if (os_strncmp(buf, "WPS_PBC ", 8) == 0) {
8107 int res = wpa_supplicant_ctrl_iface_wps_pbc(wpa_s, buf + 8);
8108 if (res == -2) {
8109 os_memcpy(reply, "FAIL-PBC-OVERLAP\n", 17);
8110 reply_len = 17;
8111 } else if (res)
8112 reply_len = -1;
8113 } else if (os_strncmp(buf, "WPS_PIN ", 8) == 0) {
8114 reply_len = wpa_supplicant_ctrl_iface_wps_pin(wpa_s, buf + 8,
8115 reply,
8116 reply_size);
8117 } else if (os_strncmp(buf, "WPS_CHECK_PIN ", 14) == 0) {
8118 reply_len = wpa_supplicant_ctrl_iface_wps_check_pin(
8119 wpa_s, buf + 14, reply, reply_size);
8120 } else if (os_strcmp(buf, "WPS_CANCEL") == 0) {
8121 if (wpas_wps_cancel(wpa_s))
8122 reply_len = -1;
8123 #ifdef CONFIG_WPS_NFC
8124 } else if (os_strcmp(buf, "WPS_NFC") == 0) {
8125 if (wpa_supplicant_ctrl_iface_wps_nfc(wpa_s, NULL))
8126 reply_len = -1;
8127 } else if (os_strncmp(buf, "WPS_NFC ", 8) == 0) {
8128 if (wpa_supplicant_ctrl_iface_wps_nfc(wpa_s, buf + 8))
8129 reply_len = -1;
8130 } else if (os_strncmp(buf, "WPS_NFC_CONFIG_TOKEN ", 21) == 0) {
8131 reply_len = wpa_supplicant_ctrl_iface_wps_nfc_config_token(
8132 wpa_s, buf + 21, reply, reply_size);
8133 } else if (os_strncmp(buf, "WPS_NFC_TOKEN ", 14) == 0) {
8134 reply_len = wpa_supplicant_ctrl_iface_wps_nfc_token(
8135 wpa_s, buf + 14, reply, reply_size);
8136 } else if (os_strncmp(buf, "WPS_NFC_TAG_READ ", 17) == 0) {
8137 if (wpa_supplicant_ctrl_iface_wps_nfc_tag_read(wpa_s,
8138 buf + 17))
8139 reply_len = -1;
8140 } else if (os_strncmp(buf, "NFC_GET_HANDOVER_REQ ", 21) == 0) {
8141 reply_len = wpas_ctrl_nfc_get_handover_req(
8142 wpa_s, buf + 21, reply, reply_size);
8143 } else if (os_strncmp(buf, "NFC_GET_HANDOVER_SEL ", 21) == 0) {
8144 reply_len = wpas_ctrl_nfc_get_handover_sel(
8145 wpa_s, buf + 21, reply, reply_size);
8146 } else if (os_strncmp(buf, "NFC_REPORT_HANDOVER ", 20) == 0) {
8147 if (wpas_ctrl_nfc_report_handover(wpa_s, buf + 20))
8148 reply_len = -1;
8149 #endif /* CONFIG_WPS_NFC */
8150 } else if (os_strncmp(buf, "WPS_REG ", 8) == 0) {
8151 if (wpa_supplicant_ctrl_iface_wps_reg(wpa_s, buf + 8))
8152 reply_len = -1;
8153 #ifdef CONFIG_AP
8154 } else if (os_strncmp(buf, "WPS_AP_PIN ", 11) == 0) {
8155 reply_len = wpa_supplicant_ctrl_iface_wps_ap_pin(
8156 wpa_s, buf + 11, reply, reply_size);
8157 #endif /* CONFIG_AP */
8158 #ifdef CONFIG_WPS_ER
8159 } else if (os_strcmp(buf, "WPS_ER_START") == 0) {
8160 if (wpas_wps_er_start(wpa_s, NULL))
8161 reply_len = -1;
8162 } else if (os_strncmp(buf, "WPS_ER_START ", 13) == 0) {
8163 if (wpas_wps_er_start(wpa_s, buf + 13))
8164 reply_len = -1;
8165 } else if (os_strcmp(buf, "WPS_ER_STOP") == 0) {
8166 wpas_wps_er_stop(wpa_s);
8167 } else if (os_strncmp(buf, "WPS_ER_PIN ", 11) == 0) {
8168 if (wpa_supplicant_ctrl_iface_wps_er_pin(wpa_s, buf + 11))
8169 reply_len = -1;
8170 } else if (os_strncmp(buf, "WPS_ER_PBC ", 11) == 0) {
8171 int ret = wpas_wps_er_pbc(wpa_s, buf + 11);
8172 if (ret == -2) {
8173 os_memcpy(reply, "FAIL-PBC-OVERLAP\n", 17);
8174 reply_len = 17;
8175 } else if (ret == -3) {
8176 os_memcpy(reply, "FAIL-UNKNOWN-UUID\n", 18);
8177 reply_len = 18;
8178 } else if (ret == -4) {
8179 os_memcpy(reply, "FAIL-NO-AP-SETTINGS\n", 20);
8180 reply_len = 20;
8181 } else if (ret)
8182 reply_len = -1;
8183 } else if (os_strncmp(buf, "WPS_ER_LEARN ", 13) == 0) {
8184 if (wpa_supplicant_ctrl_iface_wps_er_learn(wpa_s, buf + 13))
8185 reply_len = -1;
8186 } else if (os_strncmp(buf, "WPS_ER_SET_CONFIG ", 18) == 0) {
8187 if (wpa_supplicant_ctrl_iface_wps_er_set_config(wpa_s,
8188 buf + 18))
8189 reply_len = -1;
8190 } else if (os_strncmp(buf, "WPS_ER_CONFIG ", 14) == 0) {
8191 if (wpa_supplicant_ctrl_iface_wps_er_config(wpa_s, buf + 14))
8192 reply_len = -1;
8193 #ifdef CONFIG_WPS_NFC
8194 } else if (os_strncmp(buf, "WPS_ER_NFC_CONFIG_TOKEN ", 24) == 0) {
8195 reply_len = wpa_supplicant_ctrl_iface_wps_er_nfc_config_token(
8196 wpa_s, buf + 24, reply, reply_size);
8197 #endif /* CONFIG_WPS_NFC */
8198 #endif /* CONFIG_WPS_ER */
8199 #endif /* CONFIG_WPS */
8200 #ifdef CONFIG_IBSS_RSN
8201 } else if (os_strncmp(buf, "IBSS_RSN ", 9) == 0) {
8202 if (wpa_supplicant_ctrl_iface_ibss_rsn(wpa_s, buf + 9))
8203 reply_len = -1;
8204 #endif /* CONFIG_IBSS_RSN */
8205 #ifdef CONFIG_MESH
8206 } else if (os_strncmp(buf, "MESH_INTERFACE_ADD ", 19) == 0) {
8207 reply_len = wpa_supplicant_ctrl_iface_mesh_interface_add(
8208 wpa_s, buf + 19, reply, reply_size);
8209 } else if (os_strcmp(buf, "MESH_INTERFACE_ADD") == 0) {
8210 reply_len = wpa_supplicant_ctrl_iface_mesh_interface_add(
8211 wpa_s, "", reply, reply_size);
8212 } else if (os_strncmp(buf, "MESH_GROUP_ADD ", 15) == 0) {
8213 if (wpa_supplicant_ctrl_iface_mesh_group_add(wpa_s, buf + 15))
8214 reply_len = -1;
8215 } else if (os_strncmp(buf, "MESH_GROUP_REMOVE ", 18) == 0) {
8216 if (wpa_supplicant_ctrl_iface_mesh_group_remove(wpa_s,
8217 buf + 18))
8218 reply_len = -1;
8219 #endif /* CONFIG_MESH */
8220 #ifdef CONFIG_P2P
8221 } else if (os_strncmp(buf, "P2P_FIND ", 9) == 0) {
8222 if (p2p_ctrl_find(wpa_s, buf + 8))
8223 reply_len = -1;
8224 } else if (os_strcmp(buf, "P2P_FIND") == 0) {
8225 if (p2p_ctrl_find(wpa_s, ""))
8226 reply_len = -1;
8227 } else if (os_strcmp(buf, "P2P_STOP_FIND") == 0) {
8228 wpas_p2p_stop_find(wpa_s);
8229 } else if (os_strncmp(buf, "P2P_ASP_PROVISION ", 18) == 0) {
8230 if (p2p_ctrl_asp_provision(wpa_s, buf + 18))
8231 reply_len = -1;
8232 } else if (os_strncmp(buf, "P2P_ASP_PROVISION_RESP ", 23) == 0) {
8233 if (p2p_ctrl_asp_provision_resp(wpa_s, buf + 23))
8234 reply_len = -1;
8235 } else if (os_strncmp(buf, "P2P_CONNECT ", 12) == 0) {
8236 reply_len = p2p_ctrl_connect(wpa_s, buf + 12, reply,
8237 reply_size);
8238 } else if (os_strncmp(buf, "P2P_LISTEN ", 11) == 0) {
8239 if (p2p_ctrl_listen(wpa_s, buf + 11))
8240 reply_len = -1;
8241 } else if (os_strcmp(buf, "P2P_LISTEN") == 0) {
8242 if (p2p_ctrl_listen(wpa_s, ""))
8243 reply_len = -1;
8244 } else if (os_strncmp(buf, "P2P_GROUP_REMOVE ", 17) == 0) {
8245 if (wpas_p2p_group_remove(wpa_s, buf + 17))
8246 reply_len = -1;
8247 } else if (os_strcmp(buf, "P2P_GROUP_ADD") == 0) {
8248 if (p2p_ctrl_group_add(wpa_s, ""))
8249 reply_len = -1;
8250 } else if (os_strncmp(buf, "P2P_GROUP_ADD ", 14) == 0) {
8251 if (p2p_ctrl_group_add(wpa_s, buf + 14))
8252 reply_len = -1;
8253 } else if (os_strncmp(buf, "P2P_PROV_DISC ", 14) == 0) {
8254 if (p2p_ctrl_prov_disc(wpa_s, buf + 14))
8255 reply_len = -1;
8256 } else if (os_strcmp(buf, "P2P_GET_PASSPHRASE") == 0) {
8257 reply_len = p2p_get_passphrase(wpa_s, reply, reply_size);
8258 } else if (os_strncmp(buf, "P2P_SERV_DISC_REQ ", 18) == 0) {
8259 reply_len = p2p_ctrl_serv_disc_req(wpa_s, buf + 18, reply,
8260 reply_size);
8261 } else if (os_strncmp(buf, "P2P_SERV_DISC_CANCEL_REQ ", 25) == 0) {
8262 if (p2p_ctrl_serv_disc_cancel_req(wpa_s, buf + 25) < 0)
8263 reply_len = -1;
8264 } else if (os_strncmp(buf, "P2P_SERV_DISC_RESP ", 19) == 0) {
8265 if (p2p_ctrl_serv_disc_resp(wpa_s, buf + 19) < 0)
8266 reply_len = -1;
8267 } else if (os_strcmp(buf, "P2P_SERVICE_UPDATE") == 0) {
8268 wpas_p2p_sd_service_update(wpa_s);
8269 } else if (os_strncmp(buf, "P2P_SERV_DISC_EXTERNAL ", 23) == 0) {
8270 if (p2p_ctrl_serv_disc_external(wpa_s, buf + 23) < 0)
8271 reply_len = -1;
8272 } else if (os_strcmp(buf, "P2P_SERVICE_FLUSH") == 0) {
8273 wpas_p2p_service_flush(wpa_s);
8274 } else if (os_strncmp(buf, "P2P_SERVICE_ADD ", 16) == 0) {
8275 if (p2p_ctrl_service_add(wpa_s, buf + 16) < 0)
8276 reply_len = -1;
8277 } else if (os_strncmp(buf, "P2P_SERVICE_DEL ", 16) == 0) {
8278 if (p2p_ctrl_service_del(wpa_s, buf + 16) < 0)
8279 reply_len = -1;
8280 } else if (os_strncmp(buf, "P2P_SERVICE_REP ", 16) == 0) {
8281 if (p2p_ctrl_service_replace(wpa_s, buf + 16) < 0)
8282 reply_len = -1;
8283 } else if (os_strncmp(buf, "P2P_REJECT ", 11) == 0) {
8284 if (p2p_ctrl_reject(wpa_s, buf + 11) < 0)
8285 reply_len = -1;
8286 } else if (os_strncmp(buf, "P2P_INVITE ", 11) == 0) {
8287 if (p2p_ctrl_invite(wpa_s, buf + 11) < 0)
8288 reply_len = -1;
8289 } else if (os_strncmp(buf, "P2P_PEER ", 9) == 0) {
8290 reply_len = p2p_ctrl_peer(wpa_s, buf + 9, reply,
8291 reply_size);
8292 } else if (os_strncmp(buf, "P2P_SET ", 8) == 0) {
8293 if (p2p_ctrl_set(wpa_s, buf + 8) < 0)
8294 reply_len = -1;
8295 } else if (os_strcmp(buf, "P2P_FLUSH") == 0) {
8296 p2p_ctrl_flush(wpa_s);
8297 } else if (os_strncmp(buf, "P2P_UNAUTHORIZE ", 16) == 0) {
8298 if (wpas_p2p_unauthorize(wpa_s, buf + 16) < 0)
8299 reply_len = -1;
8300 } else if (os_strcmp(buf, "P2P_CANCEL") == 0) {
8301 if (wpas_p2p_cancel(wpa_s))
8302 reply_len = -1;
8303 } else if (os_strncmp(buf, "P2P_PRESENCE_REQ ", 17) == 0) {
8304 if (p2p_ctrl_presence_req(wpa_s, buf + 17) < 0)
8305 reply_len = -1;
8306 } else if (os_strcmp(buf, "P2P_PRESENCE_REQ") == 0) {
8307 if (p2p_ctrl_presence_req(wpa_s, "") < 0)
8308 reply_len = -1;
8309 } else if (os_strncmp(buf, "P2P_EXT_LISTEN ", 15) == 0) {
8310 if (p2p_ctrl_ext_listen(wpa_s, buf + 15) < 0)
8311 reply_len = -1;
8312 } else if (os_strcmp(buf, "P2P_EXT_LISTEN") == 0) {
8313 if (p2p_ctrl_ext_listen(wpa_s, "") < 0)
8314 reply_len = -1;
8315 } else if (os_strncmp(buf, "P2P_REMOVE_CLIENT ", 18) == 0) {
8316 if (p2p_ctrl_remove_client(wpa_s, buf + 18) < 0)
8317 reply_len = -1;
8318 #endif /* CONFIG_P2P */
8319 #ifdef CONFIG_WIFI_DISPLAY
8320 } else if (os_strncmp(buf, "WFD_SUBELEM_SET ", 16) == 0) {
8321 if (wifi_display_subelem_set(wpa_s->global, buf + 16) < 0)
8322 reply_len = -1;
8323 } else if (os_strncmp(buf, "WFD_SUBELEM_GET ", 16) == 0) {
8324 reply_len = wifi_display_subelem_get(wpa_s->global, buf + 16,
8325 reply, reply_size);
8326 #endif /* CONFIG_WIFI_DISPLAY */
8327 #ifdef CONFIG_INTERWORKING
8328 } else if (os_strcmp(buf, "FETCH_ANQP") == 0) {
8329 if (interworking_fetch_anqp(wpa_s) < 0)
8330 reply_len = -1;
8331 } else if (os_strcmp(buf, "STOP_FETCH_ANQP") == 0) {
8332 interworking_stop_fetch_anqp(wpa_s);
8333 } else if (os_strcmp(buf, "INTERWORKING_SELECT") == 0) {
8334 if (ctrl_interworking_select(wpa_s, NULL) < 0)
8335 reply_len = -1;
8336 } else if (os_strncmp(buf, "INTERWORKING_SELECT ", 20) == 0) {
8337 if (ctrl_interworking_select(wpa_s, buf + 20) < 0)
8338 reply_len = -1;
8339 } else if (os_strncmp(buf, "INTERWORKING_CONNECT ", 21) == 0) {
8340 if (ctrl_interworking_connect(wpa_s, buf + 21, 0) < 0)
8341 reply_len = -1;
8342 } else if (os_strncmp(buf, "INTERWORKING_ADD_NETWORK ", 25) == 0) {
8343 int id;
8344
8345 id = ctrl_interworking_connect(wpa_s, buf + 25, 1);
8346 if (id < 0)
8347 reply_len = -1;
8348 else {
8349 reply_len = os_snprintf(reply, reply_size, "%d\n", id);
8350 if (os_snprintf_error(reply_size, reply_len))
8351 reply_len = -1;
8352 }
8353 } else if (os_strncmp(buf, "ANQP_GET ", 9) == 0) {
8354 if (get_anqp(wpa_s, buf + 9) < 0)
8355 reply_len = -1;
8356 } else if (os_strncmp(buf, "GAS_REQUEST ", 12) == 0) {
8357 if (gas_request(wpa_s, buf + 12) < 0)
8358 reply_len = -1;
8359 } else if (os_strncmp(buf, "GAS_RESPONSE_GET ", 17) == 0) {
8360 reply_len = gas_response_get(wpa_s, buf + 17, reply,
8361 reply_size);
8362 #endif /* CONFIG_INTERWORKING */
8363 #ifdef CONFIG_HS20
8364 } else if (os_strncmp(buf, "HS20_ANQP_GET ", 14) == 0) {
8365 if (get_hs20_anqp(wpa_s, buf + 14) < 0)
8366 reply_len = -1;
8367 } else if (os_strncmp(buf, "HS20_GET_NAI_HOME_REALM_LIST ", 29) == 0) {
8368 if (hs20_get_nai_home_realm_list(wpa_s, buf + 29) < 0)
8369 reply_len = -1;
8370 } else if (os_strncmp(buf, "HS20_ICON_REQUEST ", 18) == 0) {
8371 if (hs20_icon_request(wpa_s, buf + 18) < 0)
8372 reply_len = -1;
8373 } else if (os_strcmp(buf, "FETCH_OSU") == 0) {
8374 if (hs20_fetch_osu(wpa_s) < 0)
8375 reply_len = -1;
8376 } else if (os_strcmp(buf, "CANCEL_FETCH_OSU") == 0) {
8377 hs20_cancel_fetch_osu(wpa_s);
8378 #endif /* CONFIG_HS20 */
8379 } else if (os_strncmp(buf, WPA_CTRL_RSP, os_strlen(WPA_CTRL_RSP)) == 0)
8380 {
8381 if (wpa_supplicant_ctrl_iface_ctrl_rsp(
8382 wpa_s, buf + os_strlen(WPA_CTRL_RSP)))
8383 reply_len = -1;
8384 else {
8385 /*
8386 * Notify response from timeout to allow the control
8387 * interface response to be sent first.
8388 */
8389 eloop_register_timeout(0, 0, wpas_ctrl_eapol_response,
8390 wpa_s, NULL);
8391 }
8392 } else if (os_strcmp(buf, "RECONFIGURE") == 0) {
8393 if (wpa_supplicant_reload_configuration(wpa_s))
8394 reply_len = -1;
8395 } else if (os_strcmp(buf, "TERMINATE") == 0) {
8396 wpa_supplicant_terminate_proc(wpa_s->global);
8397 } else if (os_strncmp(buf, "BSSID ", 6) == 0) {
8398 if (wpa_supplicant_ctrl_iface_bssid(wpa_s, buf + 6))
8399 reply_len = -1;
8400 } else if (os_strncmp(buf, "BLACKLIST", 9) == 0) {
8401 reply_len = wpa_supplicant_ctrl_iface_blacklist(
8402 wpa_s, buf + 9, reply, reply_size);
8403 } else if (os_strncmp(buf, "LOG_LEVEL", 9) == 0) {
8404 reply_len = wpa_supplicant_ctrl_iface_log_level(
8405 wpa_s, buf + 9, reply, reply_size);
8406 } else if (os_strncmp(buf, "LIST_NETWORKS ", 14) == 0) {
8407 reply_len = wpa_supplicant_ctrl_iface_list_networks(
8408 wpa_s, buf + 14, reply, reply_size);
8409 } else if (os_strcmp(buf, "LIST_NETWORKS") == 0) {
8410 reply_len = wpa_supplicant_ctrl_iface_list_networks(
8411 wpa_s, NULL, reply, reply_size);
8412 } else if (os_strcmp(buf, "DISCONNECT") == 0) {
8413 #ifdef CONFIG_SME
8414 wpa_s->sme.prev_bssid_set = 0;
8415 #endif /* CONFIG_SME */
8416 wpa_s->reassociate = 0;
8417 wpa_s->disconnected = 1;
8418 wpa_supplicant_cancel_sched_scan(wpa_s);
8419 wpa_supplicant_cancel_scan(wpa_s);
8420 wpa_supplicant_deauthenticate(wpa_s,
8421 WLAN_REASON_DEAUTH_LEAVING);
8422 eloop_cancel_timeout(wpas_network_reenabled, wpa_s, NULL);
8423 } else if (os_strcmp(buf, "SCAN") == 0) {
8424 wpas_ctrl_scan(wpa_s, NULL, reply, reply_size, &reply_len);
8425 } else if (os_strncmp(buf, "SCAN ", 5) == 0) {
8426 wpas_ctrl_scan(wpa_s, buf + 5, reply, reply_size, &reply_len);
8427 } else if (os_strcmp(buf, "SCAN_RESULTS") == 0) {
8428 reply_len = wpa_supplicant_ctrl_iface_scan_results(
8429 wpa_s, reply, reply_size);
8430 } else if (os_strncmp(buf, "SELECT_NETWORK ", 15) == 0) {
8431 if (wpa_supplicant_ctrl_iface_select_network(wpa_s, buf + 15))
8432 reply_len = -1;
8433 } else if (os_strncmp(buf, "ENABLE_NETWORK ", 15) == 0) {
8434 if (wpa_supplicant_ctrl_iface_enable_network(wpa_s, buf + 15))
8435 reply_len = -1;
8436 } else if (os_strncmp(buf, "DISABLE_NETWORK ", 16) == 0) {
8437 if (wpa_supplicant_ctrl_iface_disable_network(wpa_s, buf + 16))
8438 reply_len = -1;
8439 } else if (os_strcmp(buf, "ADD_NETWORK") == 0) {
8440 reply_len = wpa_supplicant_ctrl_iface_add_network(
8441 wpa_s, reply, reply_size);
8442 } else if (os_strncmp(buf, "REMOVE_NETWORK ", 15) == 0) {
8443 if (wpa_supplicant_ctrl_iface_remove_network(wpa_s, buf + 15))
8444 reply_len = -1;
8445 } else if (os_strncmp(buf, "SET_NETWORK ", 12) == 0) {
8446 if (wpa_supplicant_ctrl_iface_set_network(wpa_s, buf + 12))
8447 reply_len = -1;
8448 } else if (os_strncmp(buf, "GET_NETWORK ", 12) == 0) {
8449 reply_len = wpa_supplicant_ctrl_iface_get_network(
8450 wpa_s, buf + 12, reply, reply_size);
8451 } else if (os_strncmp(buf, "DUP_NETWORK ", 12) == 0) {
8452 if (wpa_supplicant_ctrl_iface_dup_network(wpa_s, buf + 12))
8453 reply_len = -1;
8454 } else if (os_strcmp(buf, "LIST_CREDS") == 0) {
8455 reply_len = wpa_supplicant_ctrl_iface_list_creds(
8456 wpa_s, reply, reply_size);
8457 } else if (os_strcmp(buf, "ADD_CRED") == 0) {
8458 reply_len = wpa_supplicant_ctrl_iface_add_cred(
8459 wpa_s, reply, reply_size);
8460 } else if (os_strncmp(buf, "REMOVE_CRED ", 12) == 0) {
8461 if (wpa_supplicant_ctrl_iface_remove_cred(wpa_s, buf + 12))
8462 reply_len = -1;
8463 } else if (os_strncmp(buf, "SET_CRED ", 9) == 0) {
8464 if (wpa_supplicant_ctrl_iface_set_cred(wpa_s, buf + 9))
8465 reply_len = -1;
8466 } else if (os_strncmp(buf, "GET_CRED ", 9) == 0) {
8467 reply_len = wpa_supplicant_ctrl_iface_get_cred(wpa_s, buf + 9,
8468 reply,
8469 reply_size);
8470 #ifndef CONFIG_NO_CONFIG_WRITE
8471 } else if (os_strcmp(buf, "SAVE_CONFIG") == 0) {
8472 if (wpa_supplicant_ctrl_iface_save_config(wpa_s))
8473 reply_len = -1;
8474 #endif /* CONFIG_NO_CONFIG_WRITE */
8475 } else if (os_strncmp(buf, "GET_CAPABILITY ", 15) == 0) {
8476 reply_len = wpa_supplicant_ctrl_iface_get_capability(
8477 wpa_s, buf + 15, reply, reply_size);
8478 } else if (os_strncmp(buf, "AP_SCAN ", 8) == 0) {
8479 if (wpa_supplicant_ctrl_iface_ap_scan(wpa_s, buf + 8))
8480 reply_len = -1;
8481 } else if (os_strncmp(buf, "SCAN_INTERVAL ", 14) == 0) {
8482 if (wpa_supplicant_ctrl_iface_scan_interval(wpa_s, buf + 14))
8483 reply_len = -1;
8484 } else if (os_strcmp(buf, "INTERFACE_LIST") == 0) {
8485 reply_len = wpa_supplicant_global_iface_list(
8486 wpa_s->global, reply, reply_size);
8487 } else if (os_strcmp(buf, "INTERFACES") == 0) {
8488 reply_len = wpa_supplicant_global_iface_interfaces(
8489 wpa_s->global, reply, reply_size);
8490 } else if (os_strncmp(buf, "BSS ", 4) == 0) {
8491 reply_len = wpa_supplicant_ctrl_iface_bss(
8492 wpa_s, buf + 4, reply, reply_size);
8493 #ifdef CONFIG_AP
8494 } else if (os_strcmp(buf, "STA-FIRST") == 0) {
8495 reply_len = ap_ctrl_iface_sta_first(wpa_s, reply, reply_size);
8496 } else if (os_strncmp(buf, "STA ", 4) == 0) {
8497 reply_len = ap_ctrl_iface_sta(wpa_s, buf + 4, reply,
8498 reply_size);
8499 } else if (os_strncmp(buf, "STA-NEXT ", 9) == 0) {
8500 reply_len = ap_ctrl_iface_sta_next(wpa_s, buf + 9, reply,
8501 reply_size);
8502 } else if (os_strncmp(buf, "DEAUTHENTICATE ", 15) == 0) {
8503 if (ap_ctrl_iface_sta_deauthenticate(wpa_s, buf + 15))
8504 reply_len = -1;
8505 } else if (os_strncmp(buf, "DISASSOCIATE ", 13) == 0) {
8506 if (ap_ctrl_iface_sta_disassociate(wpa_s, buf + 13))
8507 reply_len = -1;
8508 } else if (os_strncmp(buf, "CHAN_SWITCH ", 12) == 0) {
8509 if (ap_ctrl_iface_chanswitch(wpa_s, buf + 12))
8510 reply_len = -1;
8511 } else if (os_strcmp(buf, "STOP_AP") == 0) {
8512 if (wpas_ap_stop_ap(wpa_s))
8513 reply_len = -1;
8514 #endif /* CONFIG_AP */
8515 } else if (os_strcmp(buf, "SUSPEND") == 0) {
8516 wpas_notify_suspend(wpa_s->global);
8517 } else if (os_strcmp(buf, "RESUME") == 0) {
8518 wpas_notify_resume(wpa_s->global);
8519 #ifdef CONFIG_TESTING_OPTIONS
8520 } else if (os_strcmp(buf, "DROP_SA") == 0) {
8521 wpa_supplicant_ctrl_iface_drop_sa(wpa_s);
8522 #endif /* CONFIG_TESTING_OPTIONS */
8523 } else if (os_strncmp(buf, "ROAM ", 5) == 0) {
8524 if (wpa_supplicant_ctrl_iface_roam(wpa_s, buf + 5))
8525 reply_len = -1;
8526 } else if (os_strncmp(buf, "STA_AUTOCONNECT ", 16) == 0) {
8527 wpa_s->auto_reconnect_disabled = atoi(buf + 16) == 0;
8528 } else if (os_strncmp(buf, "BSS_EXPIRE_AGE ", 15) == 0) {
8529 if (wpa_supplicant_ctrl_iface_bss_expire_age(wpa_s, buf + 15))
8530 reply_len = -1;
8531 } else if (os_strncmp(buf, "BSS_EXPIRE_COUNT ", 17) == 0) {
8532 if (wpa_supplicant_ctrl_iface_bss_expire_count(wpa_s,
8533 buf + 17))
8534 reply_len = -1;
8535 } else if (os_strncmp(buf, "BSS_FLUSH ", 10) == 0) {
8536 wpa_supplicant_ctrl_iface_bss_flush(wpa_s, buf + 10);
8537 #ifdef CONFIG_TDLS
8538 } else if (os_strncmp(buf, "TDLS_DISCOVER ", 14) == 0) {
8539 if (wpa_supplicant_ctrl_iface_tdls_discover(wpa_s, buf + 14))
8540 reply_len = -1;
8541 } else if (os_strncmp(buf, "TDLS_SETUP ", 11) == 0) {
8542 if (wpa_supplicant_ctrl_iface_tdls_setup(wpa_s, buf + 11))
8543 reply_len = -1;
8544 } else if (os_strncmp(buf, "TDLS_TEARDOWN ", 14) == 0) {
8545 if (wpa_supplicant_ctrl_iface_tdls_teardown(wpa_s, buf + 14))
8546 reply_len = -1;
8547 } else if (os_strncmp(buf, "TDLS_CHAN_SWITCH ", 17) == 0) {
8548 if (wpa_supplicant_ctrl_iface_tdls_chan_switch(wpa_s,
8549 buf + 17))
8550 reply_len = -1;
8551 } else if (os_strncmp(buf, "TDLS_CANCEL_CHAN_SWITCH ", 24) == 0) {
8552 if (wpa_supplicant_ctrl_iface_tdls_cancel_chan_switch(wpa_s,
8553 buf + 24))
8554 reply_len = -1;
8555 } else if (os_strncmp(buf, "TDLS_LINK_STATUS ", 17) == 0) {
8556 reply_len = wpa_supplicant_ctrl_iface_tdls_link_status(
8557 wpa_s, buf + 17, reply, reply_size);
8558 #endif /* CONFIG_TDLS */
8559 } else if (os_strcmp(buf, "WMM_AC_STATUS") == 0) {
8560 reply_len = wpas_wmm_ac_status(wpa_s, reply, reply_size);
8561 } else if (os_strncmp(buf, "WMM_AC_ADDTS ", 13) == 0) {
8562 if (wmm_ac_ctrl_addts(wpa_s, buf + 13))
8563 reply_len = -1;
8564 } else if (os_strncmp(buf, "WMM_AC_DELTS ", 13) == 0) {
8565 if (wmm_ac_ctrl_delts(wpa_s, buf + 13))
8566 reply_len = -1;
8567 } else if (os_strncmp(buf, "SIGNAL_POLL", 11) == 0) {
8568 reply_len = wpa_supplicant_signal_poll(wpa_s, reply,
8569 reply_size);
8570 } else if (os_strncmp(buf, "PKTCNT_POLL", 11) == 0) {
8571 reply_len = wpa_supplicant_pktcnt_poll(wpa_s, reply,
8572 reply_size);
8573 #ifdef CONFIG_AUTOSCAN
8574 } else if (os_strncmp(buf, "AUTOSCAN ", 9) == 0) {
8575 if (wpa_supplicant_ctrl_iface_autoscan(wpa_s, buf + 9))
8576 reply_len = -1;
8577 #endif /* CONFIG_AUTOSCAN */
8578 #ifdef ANDROID
8579 } else if (os_strncmp(buf, "DRIVER ", 7) == 0) {
8580 reply_len = wpa_supplicant_driver_cmd(wpa_s, buf + 7, reply,
8581 reply_size);
8582 #endif /* ANDROID */
8583 } else if (os_strncmp(buf, "VENDOR ", 7) == 0) {
8584 reply_len = wpa_supplicant_vendor_cmd(wpa_s, buf + 7, reply,
8585 reply_size);
8586 } else if (os_strcmp(buf, "REAUTHENTICATE") == 0) {
8587 pmksa_cache_clear_current(wpa_s->wpa);
8588 eapol_sm_request_reauth(wpa_s->eapol);
8589 #ifdef CONFIG_WNM
8590 } else if (os_strncmp(buf, "WNM_SLEEP ", 10) == 0) {
8591 if (wpas_ctrl_iface_wnm_sleep(wpa_s, buf + 10))
8592 reply_len = -1;
8593 } else if (os_strncmp(buf, "WNM_BSS_QUERY ", 14) == 0) {
8594 if (wpas_ctrl_iface_wnm_bss_query(wpa_s, buf + 14))
8595 reply_len = -1;
8596 #endif /* CONFIG_WNM */
8597 } else if (os_strcmp(buf, "FLUSH") == 0) {
8598 wpa_supplicant_ctrl_iface_flush(wpa_s);
8599 } else if (os_strncmp(buf, "RADIO_WORK ", 11) == 0) {
8600 reply_len = wpas_ctrl_radio_work(wpa_s, buf + 11, reply,
8601 reply_size);
8602 #ifdef CONFIG_TESTING_OPTIONS
8603 } else if (os_strncmp(buf, "MGMT_TX ", 8) == 0) {
8604 if (wpas_ctrl_iface_mgmt_tx(wpa_s, buf + 8) < 0)
8605 reply_len = -1;
8606 } else if (os_strcmp(buf, "MGMT_TX_DONE") == 0) {
8607 wpas_ctrl_iface_mgmt_tx_done(wpa_s);
8608 } else if (os_strncmp(buf, "DRIVER_EVENT ", 13) == 0) {
8609 if (wpas_ctrl_iface_driver_event(wpa_s, buf + 13) < 0)
8610 reply_len = -1;
8611 } else if (os_strncmp(buf, "EAPOL_RX ", 9) == 0) {
8612 if (wpas_ctrl_iface_eapol_rx(wpa_s, buf + 9) < 0)
8613 reply_len = -1;
8614 } else if (os_strncmp(buf, "DATA_TEST_CONFIG ", 17) == 0) {
8615 if (wpas_ctrl_iface_data_test_config(wpa_s, buf + 17) < 0)
8616 reply_len = -1;
8617 } else if (os_strncmp(buf, "DATA_TEST_TX ", 13) == 0) {
8618 if (wpas_ctrl_iface_data_test_tx(wpa_s, buf + 13) < 0)
8619 reply_len = -1;
8620 } else if (os_strncmp(buf, "DATA_TEST_FRAME ", 16) == 0) {
8621 if (wpas_ctrl_iface_data_test_frame(wpa_s, buf + 16) < 0)
8622 reply_len = -1;
8623 } else if (os_strncmp(buf, "TEST_ALLOC_FAIL ", 16) == 0) {
8624 if (wpas_ctrl_test_alloc_fail(wpa_s, buf + 16) < 0)
8625 reply_len = -1;
8626 } else if (os_strcmp(buf, "GET_ALLOC_FAIL") == 0) {
8627 reply_len = wpas_ctrl_get_alloc_fail(wpa_s, reply, reply_size);
8628 } else if (os_strncmp(buf, "TEST_FAIL ", 10) == 0) {
8629 if (wpas_ctrl_test_fail(wpa_s, buf + 10) < 0)
8630 reply_len = -1;
8631 } else if (os_strcmp(buf, "GET_FAIL") == 0) {
8632 reply_len = wpas_ctrl_get_fail(wpa_s, reply, reply_size);
8633 #endif /* CONFIG_TESTING_OPTIONS */
8634 } else if (os_strncmp(buf, "VENDOR_ELEM_ADD ", 16) == 0) {
8635 if (wpas_ctrl_vendor_elem_add(wpa_s, buf + 16) < 0)
8636 reply_len = -1;
8637 } else if (os_strncmp(buf, "VENDOR_ELEM_GET ", 16) == 0) {
8638 reply_len = wpas_ctrl_vendor_elem_get(wpa_s, buf + 16, reply,
8639 reply_size);
8640 } else if (os_strncmp(buf, "VENDOR_ELEM_REMOVE ", 19) == 0) {
8641 if (wpas_ctrl_vendor_elem_remove(wpa_s, buf + 19) < 0)
8642 reply_len = -1;
8643 } else if (os_strncmp(buf, "NEIGHBOR_REP_REQUEST", 20) == 0) {
8644 if (wpas_ctrl_iface_send_neigbor_rep(wpa_s, buf + 20))
8645 reply_len = -1;
8646 } else if (os_strcmp(buf, "ERP_FLUSH") == 0) {
8647 wpas_ctrl_iface_erp_flush(wpa_s);
8648 } else if (os_strncmp(buf, "MAC_RAND_SCAN ", 14) == 0) {
8649 if (wpas_ctrl_iface_mac_rand_scan(wpa_s, buf + 14))
8650 reply_len = -1;
8651 } else {
8652 os_memcpy(reply, "UNKNOWN COMMAND\n", 16);
8653 reply_len = 16;
8654 }
8655
8656 if (reply_len < 0) {
8657 os_memcpy(reply, "FAIL\n", 5);
8658 reply_len = 5;
8659 }
8660
8661 *resp_len = reply_len;
8662 return reply;
8663 }
8664
8665
8666 static int wpa_supplicant_global_iface_add(struct wpa_global *global,
8667 char *cmd)
8668 {
8669 struct wpa_interface iface;
8670 char *pos, *extra;
8671 struct wpa_supplicant *wpa_s;
8672 unsigned int create_iface = 0;
8673 u8 mac_addr[ETH_ALEN];
8674
8675 /*
8676 * <ifname>TAB<confname>TAB<driver>TAB<ctrl_interface>TAB<driver_param>
8677 * TAB<bridge_ifname>[TAB<create>]
8678 */
8679 wpa_printf(MSG_DEBUG, "CTRL_IFACE GLOBAL INTERFACE_ADD '%s'", cmd);
8680
8681 os_memset(&iface, 0, sizeof(iface));
8682
8683 do {
8684 iface.ifname = pos = cmd;
8685 pos = os_strchr(pos, '\t');
8686 if (pos)
8687 *pos++ = '\0';
8688 if (iface.ifname[0] == '\0')
8689 return -1;
8690 if (pos == NULL)
8691 break;
8692
8693 iface.confname = pos;
8694 pos = os_strchr(pos, '\t');
8695 if (pos)
8696 *pos++ = '\0';
8697 if (iface.confname[0] == '\0')
8698 iface.confname = NULL;
8699 if (pos == NULL)
8700 break;
8701
8702 iface.driver = pos;
8703 pos = os_strchr(pos, '\t');
8704 if (pos)
8705 *pos++ = '\0';
8706 if (iface.driver[0] == '\0')
8707 iface.driver = NULL;
8708 if (pos == NULL)
8709 break;
8710
8711 iface.ctrl_interface = pos;
8712 pos = os_strchr(pos, '\t');
8713 if (pos)
8714 *pos++ = '\0';
8715 if (iface.ctrl_interface[0] == '\0')
8716 iface.ctrl_interface = NULL;
8717 if (pos == NULL)
8718 break;
8719
8720 iface.driver_param = pos;
8721 pos = os_strchr(pos, '\t');
8722 if (pos)
8723 *pos++ = '\0';
8724 if (iface.driver_param[0] == '\0')
8725 iface.driver_param = NULL;
8726 if (pos == NULL)
8727 break;
8728
8729 iface.bridge_ifname = pos;
8730 pos = os_strchr(pos, '\t');
8731 if (pos)
8732 *pos++ = '\0';
8733 if (iface.bridge_ifname[0] == '\0')
8734 iface.bridge_ifname = NULL;
8735 if (pos == NULL)
8736 break;
8737
8738 extra = pos;
8739 pos = os_strchr(pos, '\t');
8740 if (pos)
8741 *pos++ = '\0';
8742 if (!extra[0])
8743 break;
8744
8745 if (os_strcmp(extra, "create") == 0)
8746 create_iface = 1;
8747 else {
8748 wpa_printf(MSG_DEBUG,
8749 "INTERFACE_ADD unsupported extra parameter: '%s'",
8750 extra);
8751 return -1;
8752 }
8753 } while (0);
8754
8755 if (create_iface) {
8756 wpa_printf(MSG_DEBUG, "CTRL_IFACE creating interface '%s'",
8757 iface.ifname);
8758 if (!global->ifaces)
8759 return -1;
8760 if (wpa_drv_if_add(global->ifaces, WPA_IF_STATION, iface.ifname,
8761 NULL, NULL, NULL, mac_addr, NULL) < 0) {
8762 wpa_printf(MSG_ERROR,
8763 "CTRL_IFACE interface creation failed");
8764 return -1;
8765 }
8766
8767 wpa_printf(MSG_DEBUG,
8768 "CTRL_IFACE interface '%s' created with MAC addr: "
8769 MACSTR, iface.ifname, MAC2STR(mac_addr));
8770 }
8771
8772 if (wpa_supplicant_get_iface(global, iface.ifname))
8773 goto fail;
8774
8775 wpa_s = wpa_supplicant_add_iface(global, &iface, NULL);
8776 if (!wpa_s)
8777 goto fail;
8778 wpa_s->added_vif = create_iface;
8779 return 0;
8780
8781 fail:
8782 if (create_iface)
8783 wpa_drv_if_remove(global->ifaces, WPA_IF_STATION, iface.ifname);
8784 return -1;
8785 }
8786
8787
8788 static int wpa_supplicant_global_iface_remove(struct wpa_global *global,
8789 char *cmd)
8790 {
8791 struct wpa_supplicant *wpa_s;
8792 int ret;
8793 unsigned int delete_iface;
8794
8795 wpa_printf(MSG_DEBUG, "CTRL_IFACE GLOBAL INTERFACE_REMOVE '%s'", cmd);
8796
8797 wpa_s = wpa_supplicant_get_iface(global, cmd);
8798 if (wpa_s == NULL)
8799 return -1;
8800 delete_iface = wpa_s->added_vif;
8801 ret = wpa_supplicant_remove_iface(global, wpa_s, 0);
8802 if (!ret && delete_iface) {
8803 wpa_printf(MSG_DEBUG, "CTRL_IFACE deleting the interface '%s'",
8804 cmd);
8805 ret = wpa_drv_if_remove(global->ifaces, WPA_IF_STATION, cmd);
8806 }
8807 return ret;
8808 }
8809
8810
8811 static void wpa_free_iface_info(struct wpa_interface_info *iface)
8812 {
8813 struct wpa_interface_info *prev;
8814
8815 while (iface) {
8816 prev = iface;
8817 iface = iface->next;
8818
8819 os_free(prev->ifname);
8820 os_free(prev->desc);
8821 os_free(prev);
8822 }
8823 }
8824
8825
8826 static int wpa_supplicant_global_iface_list(struct wpa_global *global,
8827 char *buf, int len)
8828 {
8829 int i, res;
8830 struct wpa_interface_info *iface = NULL, *last = NULL, *tmp;
8831 char *pos, *end;
8832
8833 for (i = 0; wpa_drivers[i]; i++) {
8834 const struct wpa_driver_ops *drv = wpa_drivers[i];
8835 if (drv->get_interfaces == NULL)
8836 continue;
8837 tmp = drv->get_interfaces(global->drv_priv[i]);
8838 if (tmp == NULL)
8839 continue;
8840
8841 if (last == NULL)
8842 iface = last = tmp;
8843 else
8844 last->next = tmp;
8845 while (last->next)
8846 last = last->next;
8847 }
8848
8849 pos = buf;
8850 end = buf + len;
8851 for (tmp = iface; tmp; tmp = tmp->next) {
8852 res = os_snprintf(pos, end - pos, "%s\t%s\t%s\n",
8853 tmp->drv_name, tmp->ifname,
8854 tmp->desc ? tmp->desc : "");
8855 if (os_snprintf_error(end - pos, res)) {
8856 *pos = '\0';
8857 break;
8858 }
8859 pos += res;
8860 }
8861
8862 wpa_free_iface_info(iface);
8863
8864 return pos - buf;
8865 }
8866
8867
8868 static int wpa_supplicant_global_iface_interfaces(struct wpa_global *global,
8869 char *buf, int len)
8870 {
8871 int res;
8872 char *pos, *end;
8873 struct wpa_supplicant *wpa_s;
8874
8875 wpa_s = global->ifaces;
8876 pos = buf;
8877 end = buf + len;
8878
8879 while (wpa_s) {
8880 res = os_snprintf(pos, end - pos, "%s\n", wpa_s->ifname);
8881 if (os_snprintf_error(end - pos, res)) {
8882 *pos = '\0';
8883 break;
8884 }
8885 pos += res;
8886 wpa_s = wpa_s->next;
8887 }
8888 return pos - buf;
8889 }
8890
8891
8892 static char * wpas_global_ctrl_iface_ifname(struct wpa_global *global,
8893 const char *ifname,
8894 char *cmd, size_t *resp_len)
8895 {
8896 struct wpa_supplicant *wpa_s;
8897
8898 for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next) {
8899 if (os_strcmp(ifname, wpa_s->ifname) == 0)
8900 break;
8901 }
8902
8903 if (wpa_s == NULL) {
8904 char *resp = os_strdup("FAIL-NO-IFNAME-MATCH\n");
8905 if (resp)
8906 *resp_len = os_strlen(resp);
8907 else
8908 *resp_len = 1;
8909 return resp;
8910 }
8911
8912 return wpa_supplicant_ctrl_iface_process(wpa_s, cmd, resp_len);
8913 }
8914
8915
8916 static char * wpas_global_ctrl_iface_redir_p2p(struct wpa_global *global,
8917 char *buf, size_t *resp_len)
8918 {
8919 #ifdef CONFIG_P2P
8920 static const char * cmd[] = {
8921 "LIST_NETWORKS",
8922 "P2P_FIND",
8923 "P2P_STOP_FIND",
8924 "P2P_LISTEN",
8925 "P2P_GROUP_ADD",
8926 "P2P_GET_PASSPHRASE",
8927 "P2P_SERVICE_UPDATE",
8928 "P2P_SERVICE_FLUSH",
8929 "P2P_FLUSH",
8930 "P2P_CANCEL",
8931 "P2P_PRESENCE_REQ",
8932 "P2P_EXT_LISTEN",
8933 NULL
8934 };
8935 static const char * prefix[] = {
8936 #ifdef ANDROID
8937 "DRIVER ",
8938 #endif /* ANDROID */
8939 "GET_NETWORK ",
8940 "REMOVE_NETWORK ",
8941 "P2P_FIND ",
8942 "P2P_CONNECT ",
8943 "P2P_LISTEN ",
8944 "P2P_GROUP_REMOVE ",
8945 "P2P_GROUP_ADD ",
8946 "P2P_PROV_DISC ",
8947 "P2P_SERV_DISC_REQ ",
8948 "P2P_SERV_DISC_CANCEL_REQ ",
8949 "P2P_SERV_DISC_RESP ",
8950 "P2P_SERV_DISC_EXTERNAL ",
8951 "P2P_SERVICE_ADD ",
8952 "P2P_SERVICE_DEL ",
8953 "P2P_SERVICE_REP ",
8954 "P2P_REJECT ",
8955 "P2P_INVITE ",
8956 "P2P_PEER ",
8957 "P2P_SET ",
8958 "P2P_UNAUTHORIZE ",
8959 "P2P_PRESENCE_REQ ",
8960 "P2P_EXT_LISTEN ",
8961 "P2P_REMOVE_CLIENT ",
8962 "WPS_NFC_TOKEN ",
8963 "WPS_NFC_TAG_READ ",
8964 "NFC_GET_HANDOVER_SEL ",
8965 "NFC_GET_HANDOVER_REQ ",
8966 "NFC_REPORT_HANDOVER ",
8967 "P2P_ASP_PROVISION ",
8968 "P2P_ASP_PROVISION_RESP ",
8969 NULL
8970 };
8971 int found = 0;
8972 int i;
8973
8974 if (global->p2p_init_wpa_s == NULL)
8975 return NULL;
8976
8977 for (i = 0; !found && cmd[i]; i++) {
8978 if (os_strcmp(buf, cmd[i]) == 0)
8979 found = 1;
8980 }
8981
8982 for (i = 0; !found && prefix[i]; i++) {
8983 if (os_strncmp(buf, prefix[i], os_strlen(prefix[i])) == 0)
8984 found = 1;
8985 }
8986
8987 if (found)
8988 return wpa_supplicant_ctrl_iface_process(global->p2p_init_wpa_s,
8989 buf, resp_len);
8990 #endif /* CONFIG_P2P */
8991 return NULL;
8992 }
8993
8994
8995 static char * wpas_global_ctrl_iface_redir_wfd(struct wpa_global *global,
8996 char *buf, size_t *resp_len)
8997 {
8998 #ifdef CONFIG_WIFI_DISPLAY
8999 if (global->p2p_init_wpa_s == NULL)
9000 return NULL;
9001 if (os_strncmp(buf, "WFD_SUBELEM_SET ", 16) == 0 ||
9002 os_strncmp(buf, "WFD_SUBELEM_GET ", 16) == 0)
9003 return wpa_supplicant_ctrl_iface_process(global->p2p_init_wpa_s,
9004 buf, resp_len);
9005 #endif /* CONFIG_WIFI_DISPLAY */
9006 return NULL;
9007 }
9008
9009
9010 static char * wpas_global_ctrl_iface_redir(struct wpa_global *global,
9011 char *buf, size_t *resp_len)
9012 {
9013 char *ret;
9014
9015 ret = wpas_global_ctrl_iface_redir_p2p(global, buf, resp_len);
9016 if (ret)
9017 return ret;
9018
9019 ret = wpas_global_ctrl_iface_redir_wfd(global, buf, resp_len);
9020 if (ret)
9021 return ret;
9022
9023 return NULL;
9024 }
9025
9026
9027 static int wpas_global_ctrl_iface_set(struct wpa_global *global, char *cmd)
9028 {
9029 char *value;
9030
9031 value = os_strchr(cmd, ' ');
9032 if (value == NULL)
9033 return -1;
9034 *value++ = '\0';
9035
9036 wpa_printf(MSG_DEBUG, "GLOBAL_CTRL_IFACE SET '%s'='%s'", cmd, value);
9037
9038 #ifdef CONFIG_WIFI_DISPLAY
9039 if (os_strcasecmp(cmd, "wifi_display") == 0) {
9040 wifi_display_enable(global, !!atoi(value));
9041 return 0;
9042 }
9043 #endif /* CONFIG_WIFI_DISPLAY */
9044
9045 /* Restore cmd to its original value to allow redirection */
9046 value[-1] = ' ';
9047
9048 return -1;
9049 }
9050
9051
9052 #ifndef CONFIG_NO_CONFIG_WRITE
9053 static int wpas_global_ctrl_iface_save_config(struct wpa_global *global)
9054 {
9055 int ret = 0, saved = 0;
9056 struct wpa_supplicant *wpa_s;
9057
9058 for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next) {
9059 if (!wpa_s->conf->update_config) {
9060 wpa_dbg(wpa_s, MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Not allowed to update configuration (update_config=0)");
9061 continue;
9062 }
9063
9064 if (wpa_config_write(wpa_s->confname, wpa_s->conf)) {
9065 wpa_dbg(wpa_s, MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Failed to update configuration");
9066 ret = 1;
9067 } else {
9068 wpa_dbg(wpa_s, MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Configuration updated");
9069 saved++;
9070 }
9071 }
9072
9073 if (!saved && !ret) {
9074 wpa_dbg(wpa_s, MSG_DEBUG,
9075 "CTRL_IFACE: SAVE_CONFIG - No configuration files could be updated");
9076 ret = 1;
9077 }
9078
9079 return ret;
9080 }
9081 #endif /* CONFIG_NO_CONFIG_WRITE */
9082
9083
9084 static int wpas_global_ctrl_iface_status(struct wpa_global *global,
9085 char *buf, size_t buflen)
9086 {
9087 char *pos, *end;
9088 int ret;
9089 struct wpa_supplicant *wpa_s;
9090
9091 pos = buf;
9092 end = buf + buflen;
9093
9094 #ifdef CONFIG_P2P
9095 if (global->p2p && !global->p2p_disabled) {
9096 ret = os_snprintf(pos, end - pos, "p2p_device_address=" MACSTR
9097 "\n"
9098 "p2p_state=%s\n",
9099 MAC2STR(global->p2p_dev_addr),
9100 p2p_get_state_txt(global->p2p));
9101 if (os_snprintf_error(end - pos, ret))
9102 return pos - buf;
9103 pos += ret;
9104 } else if (global->p2p) {
9105 ret = os_snprintf(pos, end - pos, "p2p_state=DISABLED\n");
9106 if (os_snprintf_error(end - pos, ret))
9107 return pos - buf;
9108 pos += ret;
9109 }
9110 #endif /* CONFIG_P2P */
9111
9112 #ifdef CONFIG_WIFI_DISPLAY
9113 ret = os_snprintf(pos, end - pos, "wifi_display=%d\n",
9114 !!global->wifi_display);
9115 if (os_snprintf_error(end - pos, ret))
9116 return pos - buf;
9117 pos += ret;
9118 #endif /* CONFIG_WIFI_DISPLAY */
9119
9120 for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next) {
9121 ret = os_snprintf(pos, end - pos, "ifname=%s\n"
9122 "address=" MACSTR "\n",
9123 wpa_s->ifname, MAC2STR(wpa_s->own_addr));
9124 if (os_snprintf_error(end - pos, ret))
9125 return pos - buf;
9126 pos += ret;
9127 }
9128
9129 return pos - buf;
9130 }
9131
9132
9133 char * wpa_supplicant_global_ctrl_iface_process(struct wpa_global *global,
9134 char *buf, size_t *resp_len)
9135 {
9136 char *reply;
9137 const int reply_size = 2048;
9138 int reply_len;
9139 int level = MSG_DEBUG;
9140
9141 if (os_strncmp(buf, "IFNAME=", 7) == 0) {
9142 char *pos = os_strchr(buf + 7, ' ');
9143 if (pos) {
9144 *pos++ = '\0';
9145 return wpas_global_ctrl_iface_ifname(global,
9146 buf + 7, pos,
9147 resp_len);
9148 }
9149 }
9150
9151 reply = wpas_global_ctrl_iface_redir(global, buf, resp_len);
9152 if (reply)
9153 return reply;
9154
9155 if (os_strcmp(buf, "PING") == 0)
9156 level = MSG_EXCESSIVE;
9157 wpa_hexdump_ascii(level, "RX global ctrl_iface",
9158 (const u8 *) buf, os_strlen(buf));
9159
9160 reply = os_malloc(reply_size);
9161 if (reply == NULL) {
9162 *resp_len = 1;
9163 return NULL;
9164 }
9165
9166 os_memcpy(reply, "OK\n", 3);
9167 reply_len = 3;
9168
9169 if (os_strcmp(buf, "PING") == 0) {
9170 os_memcpy(reply, "PONG\n", 5);
9171 reply_len = 5;
9172 } else if (os_strncmp(buf, "INTERFACE_ADD ", 14) == 0) {
9173 if (wpa_supplicant_global_iface_add(global, buf + 14))
9174 reply_len = -1;
9175 } else if (os_strncmp(buf, "INTERFACE_REMOVE ", 17) == 0) {
9176 if (wpa_supplicant_global_iface_remove(global, buf + 17))
9177 reply_len = -1;
9178 } else if (os_strcmp(buf, "INTERFACE_LIST") == 0) {
9179 reply_len = wpa_supplicant_global_iface_list(
9180 global, reply, reply_size);
9181 } else if (os_strcmp(buf, "INTERFACES") == 0) {
9182 reply_len = wpa_supplicant_global_iface_interfaces(
9183 global, reply, reply_size);
9184 } else if (os_strcmp(buf, "TERMINATE") == 0) {
9185 wpa_supplicant_terminate_proc(global);
9186 } else if (os_strcmp(buf, "SUSPEND") == 0) {
9187 wpas_notify_suspend(global);
9188 } else if (os_strcmp(buf, "RESUME") == 0) {
9189 wpas_notify_resume(global);
9190 } else if (os_strncmp(buf, "SET ", 4) == 0) {
9191 if (wpas_global_ctrl_iface_set(global, buf + 4)) {
9192 #ifdef CONFIG_P2P
9193 if (global->p2p_init_wpa_s) {
9194 os_free(reply);
9195 /* Check if P2P redirection would work for this
9196 * command. */
9197 return wpa_supplicant_ctrl_iface_process(
9198 global->p2p_init_wpa_s,
9199 buf, resp_len);
9200 }
9201 #endif /* CONFIG_P2P */
9202 reply_len = -1;
9203 }
9204 #ifndef CONFIG_NO_CONFIG_WRITE
9205 } else if (os_strcmp(buf, "SAVE_CONFIG") == 0) {
9206 if (wpas_global_ctrl_iface_save_config(global))
9207 reply_len = -1;
9208 #endif /* CONFIG_NO_CONFIG_WRITE */
9209 } else if (os_strcmp(buf, "STATUS") == 0) {
9210 reply_len = wpas_global_ctrl_iface_status(global, reply,
9211 reply_size);
9212 #ifdef CONFIG_MODULE_TESTS
9213 } else if (os_strcmp(buf, "MODULE_TESTS") == 0) {
9214 int wpas_module_tests(void);
9215 if (wpas_module_tests() < 0)
9216 reply_len = -1;
9217 #endif /* CONFIG_MODULE_TESTS */
9218 } else if (os_strncmp(buf, "RELOG", 5) == 0) {
9219 if (wpa_debug_reopen_file() < 0)
9220 reply_len = -1;
9221 } else {
9222 os_memcpy(reply, "UNKNOWN COMMAND\n", 16);
9223 reply_len = 16;
9224 }
9225
9226 if (reply_len < 0) {
9227 os_memcpy(reply, "FAIL\n", 5);
9228 reply_len = 5;
9229 }
9230
9231 *resp_len = reply_len;
9232 return reply;
9233 }
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