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