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