2 * WPA Supplicant / Control interface (shared code for all backends)
3 * Copyright (c) 2004-2009, Jouni Malinen <j@w1.fi>
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License version 2 as
7 * published by the Free Software Foundation.
9 * Alternatively, this software may be distributed under the terms of BSD
12 * See README and COPYING for more details.
21 #include "eapol_supp/eapol_supp_sm.h"
22 #include "wpa_supplicant_i.h"
24 #include "ctrl_iface.h"
25 #include "l2_packet/l2_packet.h"
27 #include "pmksa_cache.h"
29 #include "eap_peer/eap.h"
30 #include "ieee802_11_defs.h"
31 #include "wps_supplicant.h"
37 extern struct wpa_driver_ops *wpa_drivers[];
39 static int wpa_supplicant_global_iface_list(struct wpa_global *global,
41 static int wpa_supplicant_global_iface_interfaces(struct wpa_global *global,
45 static int wpa_supplicant_ctrl_iface_set(struct wpa_supplicant *wpa_s,
51 value = os_strchr(cmd, ' ');
56 wpa_printf(MSG_DEBUG, "CTRL_IFACE SET '%s'='%s'", cmd, value);
57 if (os_strcasecmp(cmd, "EAPOL::heldPeriod") == 0) {
58 eapol_sm_configure(wpa_s->eapol,
59 atoi(value), -1, -1, -1);
60 } else if (os_strcasecmp(cmd, "EAPOL::authPeriod") == 0) {
61 eapol_sm_configure(wpa_s->eapol,
62 -1, atoi(value), -1, -1);
63 } else if (os_strcasecmp(cmd, "EAPOL::startPeriod") == 0) {
64 eapol_sm_configure(wpa_s->eapol,
65 -1, -1, atoi(value), -1);
66 } else if (os_strcasecmp(cmd, "EAPOL::maxStart") == 0) {
67 eapol_sm_configure(wpa_s->eapol,
68 -1, -1, -1, atoi(value));
69 } else if (os_strcasecmp(cmd, "dot11RSNAConfigPMKLifetime") == 0) {
70 if (wpa_sm_set_param(wpa_s->wpa, RSNA_PMK_LIFETIME,
73 } else if (os_strcasecmp(cmd, "dot11RSNAConfigPMKReauthThreshold") ==
75 if (wpa_sm_set_param(wpa_s->wpa, RSNA_PMK_REAUTH_THRESHOLD,
78 } else if (os_strcasecmp(cmd, "dot11RSNAConfigSATimeout") == 0) {
79 if (wpa_sm_set_param(wpa_s->wpa, RSNA_SA_TIMEOUT, atoi(value)))
88 #ifdef IEEE8021X_EAPOL
89 static int wpa_supplicant_ctrl_iface_preauth(struct wpa_supplicant *wpa_s,
93 struct wpa_ssid *ssid = wpa_s->current_ssid;
95 if (hwaddr_aton(addr, bssid)) {
96 wpa_printf(MSG_DEBUG, "CTRL_IFACE PREAUTH: invalid address "
101 wpa_printf(MSG_DEBUG, "CTRL_IFACE PREAUTH " MACSTR, MAC2STR(bssid));
102 rsn_preauth_deinit(wpa_s->wpa);
103 if (rsn_preauth_init(wpa_s->wpa, bssid, ssid ? &ssid->eap : NULL))
108 #endif /* IEEE8021X_EAPOL */
111 #ifdef CONFIG_PEERKEY
112 /* MLME-STKSTART.request(peer) */
113 static int wpa_supplicant_ctrl_iface_stkstart(
114 struct wpa_supplicant *wpa_s, char *addr)
118 if (hwaddr_aton(addr, peer)) {
119 wpa_printf(MSG_DEBUG, "CTRL_IFACE STKSTART: invalid "
120 "address '%s'", peer);
124 wpa_printf(MSG_DEBUG, "CTRL_IFACE STKSTART " MACSTR,
127 return wpa_sm_stkstart(wpa_s->wpa, peer);
129 #endif /* CONFIG_PEERKEY */
132 #ifdef CONFIG_IEEE80211R
133 static int wpa_supplicant_ctrl_iface_ft_ds(
134 struct wpa_supplicant *wpa_s, char *addr)
136 u8 target_ap[ETH_ALEN];
138 if (hwaddr_aton(addr, target_ap)) {
139 wpa_printf(MSG_DEBUG, "CTRL_IFACE FT_DS: invalid "
140 "address '%s'", target_ap);
144 wpa_printf(MSG_DEBUG, "CTRL_IFACE FT_DS " MACSTR, MAC2STR(target_ap));
146 return wpa_ft_start_over_ds(wpa_s->wpa, target_ap);
148 #endif /* CONFIG_IEEE80211R */
152 static int wpa_supplicant_ctrl_iface_wps_pbc(struct wpa_supplicant *wpa_s,
155 u8 bssid[ETH_ALEN], *_bssid = bssid;
157 if (cmd == NULL || os_strcmp(cmd, "any") == 0)
159 else if (hwaddr_aton(cmd, bssid)) {
160 wpa_printf(MSG_DEBUG, "CTRL_IFACE WPS_PBC: invalid BSSID '%s'",
167 return wpa_supplicant_ap_wps_pbc(wpa_s, _bssid);
168 #endif /* CONFIG_AP */
170 return wpas_wps_start_pbc(wpa_s, _bssid);
174 static int wpa_supplicant_ctrl_iface_wps_pin(struct wpa_supplicant *wpa_s,
175 char *cmd, char *buf,
178 u8 bssid[ETH_ALEN], *_bssid = bssid;
182 pin = os_strchr(cmd, ' ');
186 if (os_strcmp(cmd, "any") == 0)
188 else if (hwaddr_aton(cmd, bssid)) {
189 wpa_printf(MSG_DEBUG, "CTRL_IFACE WPS_PIN: invalid BSSID '%s'",
196 return wpa_supplicant_ap_wps_pin(wpa_s, _bssid, pin,
198 #endif /* CONFIG_AP */
201 ret = wpas_wps_start_pin(wpa_s, _bssid, pin);
204 ret = os_snprintf(buf, buflen, "%s", pin);
205 if (ret < 0 || (size_t) ret >= buflen)
210 ret = wpas_wps_start_pin(wpa_s, _bssid, NULL);
214 /* Return the generated PIN */
215 ret = os_snprintf(buf, buflen, "%08d", ret);
216 if (ret < 0 || (size_t) ret >= buflen)
222 #ifdef CONFIG_WPS_OOB
223 static int wpa_supplicant_ctrl_iface_wps_oob(struct wpa_supplicant *wpa_s,
226 char *path, *method, *name;
228 path = os_strchr(cmd, ' ');
233 method = os_strchr(path, ' ');
238 name = os_strchr(method, ' ');
242 return wpas_wps_start_oob(wpa_s, cmd, path, method, name);
244 #endif /* CONFIG_WPS_OOB */
247 static int wpa_supplicant_ctrl_iface_wps_reg(struct wpa_supplicant *wpa_s,
250 u8 bssid[ETH_ALEN], *_bssid = bssid;
256 struct wps_new_ap_settings ap;
258 pin = os_strchr(cmd, ' ');
263 if (os_strcmp(cmd, "any") == 0)
265 else if (hwaddr_aton(cmd, bssid)) {
266 wpa_printf(MSG_DEBUG, "CTRL_IFACE WPS_REG: invalid BSSID '%s'",
271 new_ssid = os_strchr(pin, ' ');
272 if (new_ssid == NULL)
273 return wpas_wps_start_reg(wpa_s, _bssid, pin, NULL);
276 new_auth = os_strchr(new_ssid, ' ');
277 if (new_auth == NULL)
281 new_encr = os_strchr(new_auth, ' ');
282 if (new_encr == NULL)
286 new_key = os_strchr(new_encr, ' ');
291 os_memset(&ap, 0, sizeof(ap));
292 ap.ssid_hex = new_ssid;
295 ap.key_hex = new_key;
296 return wpas_wps_start_reg(wpa_s, _bssid, pin, &ap);
298 #endif /* CONFIG_WPS */
301 #ifdef CONFIG_IBSS_RSN
302 static int wpa_supplicant_ctrl_iface_ibss_rsn(
303 struct wpa_supplicant *wpa_s, char *addr)
307 if (hwaddr_aton(addr, peer)) {
308 wpa_printf(MSG_DEBUG, "CTRL_IFACE IBSS_RSN: invalid "
309 "address '%s'", peer);
313 wpa_printf(MSG_DEBUG, "CTRL_IFACE IBSS_RSN " MACSTR,
316 return ibss_rsn_start(wpa_s->ibss_rsn, peer);
318 #endif /* CONFIG_IBSS_RSN */
321 static int wpa_supplicant_ctrl_iface_ctrl_rsp(struct wpa_supplicant *wpa_s,
324 #ifdef IEEE8021X_EAPOL
327 struct wpa_ssid *ssid;
328 struct eap_peer_config *eap;
330 pos = os_strchr(rsp, '-');
335 pos = os_strchr(pos, ':');
340 wpa_printf(MSG_DEBUG, "CTRL_IFACE: field=%s id=%d", rsp, id);
341 wpa_hexdump_ascii_key(MSG_DEBUG, "CTRL_IFACE: value",
342 (u8 *) pos, os_strlen(pos));
344 ssid = wpa_config_get_network(wpa_s->conf, id);
346 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find SSID id=%d "
352 if (os_strcmp(rsp, "IDENTITY") == 0) {
353 os_free(eap->identity);
354 eap->identity = (u8 *) os_strdup(pos);
355 eap->identity_len = os_strlen(pos);
356 eap->pending_req_identity = 0;
357 if (ssid == wpa_s->current_ssid)
358 wpa_s->reassociate = 1;
359 } else if (os_strcmp(rsp, "PASSWORD") == 0) {
360 os_free(eap->password);
361 eap->password = (u8 *) os_strdup(pos);
362 eap->password_len = os_strlen(pos);
363 eap->pending_req_password = 0;
364 if (ssid == wpa_s->current_ssid)
365 wpa_s->reassociate = 1;
366 } else if (os_strcmp(rsp, "NEW_PASSWORD") == 0) {
367 os_free(eap->new_password);
368 eap->new_password = (u8 *) os_strdup(pos);
369 eap->new_password_len = os_strlen(pos);
370 eap->pending_req_new_password = 0;
371 if (ssid == wpa_s->current_ssid)
372 wpa_s->reassociate = 1;
373 } else if (os_strcmp(rsp, "PIN") == 0) {
375 eap->pin = os_strdup(pos);
376 eap->pending_req_pin = 0;
377 if (ssid == wpa_s->current_ssid)
378 wpa_s->reassociate = 1;
379 } else if (os_strcmp(rsp, "OTP") == 0) {
381 eap->otp = (u8 *) os_strdup(pos);
382 eap->otp_len = os_strlen(pos);
383 os_free(eap->pending_req_otp);
384 eap->pending_req_otp = NULL;
385 eap->pending_req_otp_len = 0;
386 } else if (os_strcmp(rsp, "PASSPHRASE") == 0) {
387 os_free(eap->private_key_passwd);
388 eap->private_key_passwd = (u8 *) os_strdup(pos);
389 eap->pending_req_passphrase = 0;
390 if (ssid == wpa_s->current_ssid)
391 wpa_s->reassociate = 1;
393 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Unknown field '%s'", rsp);
398 #else /* IEEE8021X_EAPOL */
399 wpa_printf(MSG_DEBUG, "CTRL_IFACE: 802.1X not included");
401 #endif /* IEEE8021X_EAPOL */
405 static int wpa_supplicant_ctrl_iface_status(struct wpa_supplicant *wpa_s,
407 char *buf, size_t buflen)
409 char *pos, *end, tmp[30];
410 int res, verbose, ret;
412 verbose = os_strcmp(params, "-VERBOSE") == 0;
415 if (wpa_s->wpa_state >= WPA_ASSOCIATED) {
416 struct wpa_ssid *ssid = wpa_s->current_ssid;
417 ret = os_snprintf(pos, end - pos, "bssid=" MACSTR "\n",
418 MAC2STR(wpa_s->bssid));
419 if (ret < 0 || ret >= end - pos)
423 u8 *_ssid = ssid->ssid;
424 size_t ssid_len = ssid->ssid_len;
425 u8 ssid_buf[MAX_SSID_LEN];
427 int _res = wpa_drv_get_ssid(wpa_s, ssid_buf);
434 ret = os_snprintf(pos, end - pos, "ssid=%s\nid=%d\n",
435 wpa_ssid_txt(_ssid, ssid_len),
437 if (ret < 0 || ret >= end - pos)
442 ret = os_snprintf(pos, end - pos,
445 if (ret < 0 || ret >= end - pos)
452 if (wpa_s->ap_iface) {
453 pos += ap_ctrl_iface_wpa_get_status(wpa_s, pos,
457 #endif /* CONFIG_AP */
458 pos += wpa_sm_get_status(wpa_s->wpa, pos, end - pos, verbose);
460 ret = os_snprintf(pos, end - pos, "wpa_state=%s\n",
461 wpa_supplicant_state_txt(wpa_s->wpa_state));
462 if (ret < 0 || ret >= end - pos)
467 l2_packet_get_ip_addr(wpa_s->l2, tmp, sizeof(tmp)) >= 0) {
468 ret = os_snprintf(pos, end - pos, "ip_address=%s\n", tmp);
469 if (ret < 0 || ret >= end - pos)
474 if (wpa_key_mgmt_wpa_ieee8021x(wpa_s->key_mgmt) ||
475 wpa_s->key_mgmt == WPA_KEY_MGMT_IEEE8021X_NO_WPA) {
476 res = eapol_sm_get_status(wpa_s->eapol, pos, end - pos,
482 res = rsn_preauth_get_status(wpa_s->wpa, pos, end - pos, verbose);
490 static int wpa_supplicant_ctrl_iface_bssid(struct wpa_supplicant *wpa_s,
495 struct wpa_ssid *ssid;
498 /* cmd: "<network id> <BSSID>" */
499 pos = os_strchr(cmd, ' ');
504 wpa_printf(MSG_DEBUG, "CTRL_IFACE: id=%d bssid='%s'", id, pos);
505 if (hwaddr_aton(pos, bssid)) {
506 wpa_printf(MSG_DEBUG ,"CTRL_IFACE: invalid BSSID '%s'", pos);
510 ssid = wpa_config_get_network(wpa_s->conf, id);
512 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find SSID id=%d "
517 os_memcpy(ssid->bssid, bssid, ETH_ALEN);
518 ssid->bssid_set = !is_zero_ether_addr(bssid);
524 static int wpa_supplicant_ctrl_iface_list_networks(
525 struct wpa_supplicant *wpa_s, char *buf, size_t buflen)
528 struct wpa_ssid *ssid;
533 ret = os_snprintf(pos, end - pos,
534 "network id / ssid / bssid / flags\n");
535 if (ret < 0 || ret >= end - pos)
539 ssid = wpa_s->conf->ssid;
541 ret = os_snprintf(pos, end - pos, "%d\t%s",
543 wpa_ssid_txt(ssid->ssid, ssid->ssid_len));
544 if (ret < 0 || ret >= end - pos)
547 if (ssid->bssid_set) {
548 ret = os_snprintf(pos, end - pos, "\t" MACSTR,
549 MAC2STR(ssid->bssid));
551 ret = os_snprintf(pos, end - pos, "\tany");
553 if (ret < 0 || ret >= end - pos)
556 ret = os_snprintf(pos, end - pos, "\t%s%s",
557 ssid == wpa_s->current_ssid ?
559 ssid->disabled ? "[DISABLED]" : "");
560 if (ret < 0 || ret >= end - pos)
563 ret = os_snprintf(pos, end - pos, "\n");
564 if (ret < 0 || ret >= end - pos)
575 static char * wpa_supplicant_cipher_txt(char *pos, char *end, int cipher)
578 ret = os_snprintf(pos, end - pos, "-");
579 if (ret < 0 || ret >= end - pos)
582 if (cipher & WPA_CIPHER_NONE) {
583 ret = os_snprintf(pos, end - pos, "%sNONE", first ? "" : "+");
584 if (ret < 0 || ret >= end - pos)
589 if (cipher & WPA_CIPHER_WEP40) {
590 ret = os_snprintf(pos, end - pos, "%sWEP40", first ? "" : "+");
591 if (ret < 0 || ret >= end - pos)
596 if (cipher & WPA_CIPHER_WEP104) {
597 ret = os_snprintf(pos, end - pos, "%sWEP104",
599 if (ret < 0 || ret >= end - pos)
604 if (cipher & WPA_CIPHER_TKIP) {
605 ret = os_snprintf(pos, end - pos, "%sTKIP", first ? "" : "+");
606 if (ret < 0 || ret >= end - pos)
611 if (cipher & WPA_CIPHER_CCMP) {
612 ret = os_snprintf(pos, end - pos, "%sCCMP", first ? "" : "+");
613 if (ret < 0 || ret >= end - pos)
622 static char * wpa_supplicant_ie_txt(char *pos, char *end, const char *proto,
623 const u8 *ie, size_t ie_len)
625 struct wpa_ie_data data;
628 ret = os_snprintf(pos, end - pos, "[%s-", proto);
629 if (ret < 0 || ret >= end - pos)
633 if (wpa_parse_wpa_ie(ie, ie_len, &data) < 0) {
634 ret = os_snprintf(pos, end - pos, "?]");
635 if (ret < 0 || ret >= end - pos)
642 if (data.key_mgmt & WPA_KEY_MGMT_IEEE8021X) {
643 ret = os_snprintf(pos, end - pos, "%sEAP", first ? "" : "+");
644 if (ret < 0 || ret >= end - pos)
649 if (data.key_mgmt & WPA_KEY_MGMT_PSK) {
650 ret = os_snprintf(pos, end - pos, "%sPSK", first ? "" : "+");
651 if (ret < 0 || ret >= end - pos)
656 if (data.key_mgmt & WPA_KEY_MGMT_WPA_NONE) {
657 ret = os_snprintf(pos, end - pos, "%sNone", first ? "" : "+");
658 if (ret < 0 || ret >= end - pos)
663 #ifdef CONFIG_IEEE80211R
664 if (data.key_mgmt & WPA_KEY_MGMT_FT_IEEE8021X) {
665 ret = os_snprintf(pos, end - pos, "%sFT/EAP",
667 if (ret < 0 || ret >= end - pos)
672 if (data.key_mgmt & WPA_KEY_MGMT_FT_PSK) {
673 ret = os_snprintf(pos, end - pos, "%sFT/PSK",
675 if (ret < 0 || ret >= end - pos)
680 #endif /* CONFIG_IEEE80211R */
681 #ifdef CONFIG_IEEE80211W
682 if (data.key_mgmt & WPA_KEY_MGMT_IEEE8021X_SHA256) {
683 ret = os_snprintf(pos, end - pos, "%sEAP-SHA256",
685 if (ret < 0 || ret >= end - pos)
690 if (data.key_mgmt & WPA_KEY_MGMT_PSK_SHA256) {
691 ret = os_snprintf(pos, end - pos, "%sPSK-SHA256",
693 if (ret < 0 || ret >= end - pos)
698 #endif /* CONFIG_IEEE80211W */
700 pos = wpa_supplicant_cipher_txt(pos, end, data.pairwise_cipher);
702 if (data.capabilities & WPA_CAPABILITY_PREAUTH) {
703 ret = os_snprintf(pos, end - pos, "-preauth");
704 if (ret < 0 || ret >= end - pos)
709 ret = os_snprintf(pos, end - pos, "]");
710 if (ret < 0 || ret >= end - pos)
717 static char * wpa_supplicant_wps_ie_txt(char *pos, char *end,
718 const struct wpa_scan_res *res)
721 struct wpabuf *wps_ie;
725 wps_ie = wpa_scan_get_vendor_ie_multi(res, WPS_IE_VENDOR_TYPE);
729 if (wps_is_selected_pbc_registrar(wps_ie))
731 else if (wps_is_selected_pin_registrar(wps_ie))
736 ret = os_snprintf(pos, end - pos, "%s", txt);
737 if (ret >= 0 && ret < end - pos)
740 #endif /* CONFIG_WPS */
746 /* Format one result on one text line into a buffer. */
747 static int wpa_supplicant_ctrl_iface_scan_result(
748 const struct wpa_scan_res *res, char *buf, size_t buflen)
757 ret = os_snprintf(pos, end - pos, MACSTR "\t%d\t%d\t",
758 MAC2STR(res->bssid), res->freq, res->level);
759 if (ret < 0 || ret >= end - pos)
762 ie = wpa_scan_get_vendor_ie(res, WPA_IE_VENDOR_TYPE);
764 pos = wpa_supplicant_ie_txt(pos, end, "WPA", ie, 2 + ie[1]);
765 ie2 = wpa_scan_get_ie(res, WLAN_EID_RSN);
767 pos = wpa_supplicant_ie_txt(pos, end, "WPA2", ie2, 2 + ie2[1]);
768 pos = wpa_supplicant_wps_ie_txt(pos, end, res);
769 if (!ie && !ie2 && res->caps & IEEE80211_CAP_PRIVACY) {
770 ret = os_snprintf(pos, end - pos, "[WEP]");
771 if (ret < 0 || ret >= end - pos)
775 if (res->caps & IEEE80211_CAP_IBSS) {
776 ret = os_snprintf(pos, end - pos, "[IBSS]");
777 if (ret < 0 || ret >= end - pos)
782 ie = wpa_scan_get_ie(res, WLAN_EID_SSID);
783 ret = os_snprintf(pos, end - pos, "\t%s",
784 ie ? wpa_ssid_txt(ie + 2, ie[1]) : "");
785 if (ret < 0 || ret >= end - pos)
789 ret = os_snprintf(pos, end - pos, "\n");
790 if (ret < 0 || ret >= end - pos)
798 static int wpa_supplicant_ctrl_iface_scan_results(
799 struct wpa_supplicant *wpa_s, char *buf, size_t buflen)
802 struct wpa_scan_res *res;
806 if (wpa_s->scan_res == NULL &&
807 wpa_supplicant_get_scan_results(wpa_s) < 0)
812 ret = os_snprintf(pos, end - pos, "bssid / frequency / signal level / "
814 if (ret < 0 || ret >= end - pos)
818 for (i = 0; i < wpa_s->scan_res->num; i++) {
819 res = wpa_s->scan_res->res[i];
820 ret = wpa_supplicant_ctrl_iface_scan_result(res, pos,
822 if (ret < 0 || ret >= end - pos)
831 static int wpa_supplicant_ctrl_iface_select_network(
832 struct wpa_supplicant *wpa_s, char *cmd)
835 struct wpa_ssid *ssid;
837 /* cmd: "<network id>" or "any" */
838 if (os_strcmp(cmd, "any") == 0) {
839 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SELECT_NETWORK any");
843 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SELECT_NETWORK id=%d", id);
845 ssid = wpa_config_get_network(wpa_s->conf, id);
847 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
848 "network id=%d", id);
853 wpa_supplicant_select_network(wpa_s, ssid);
859 static int wpa_supplicant_ctrl_iface_enable_network(
860 struct wpa_supplicant *wpa_s, char *cmd)
863 struct wpa_ssid *ssid;
865 /* cmd: "<network id>" or "all" */
866 if (os_strcmp(cmd, "all") == 0) {
867 wpa_printf(MSG_DEBUG, "CTRL_IFACE: ENABLE_NETWORK all");
871 wpa_printf(MSG_DEBUG, "CTRL_IFACE: ENABLE_NETWORK id=%d", id);
873 ssid = wpa_config_get_network(wpa_s->conf, id);
875 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
876 "network id=%d", id);
880 wpa_supplicant_enable_network(wpa_s, ssid);
886 static int wpa_supplicant_ctrl_iface_disable_network(
887 struct wpa_supplicant *wpa_s, char *cmd)
890 struct wpa_ssid *ssid;
892 /* cmd: "<network id>" or "all" */
893 if (os_strcmp(cmd, "all") == 0) {
894 wpa_printf(MSG_DEBUG, "CTRL_IFACE: DISABLE_NETWORK all");
898 wpa_printf(MSG_DEBUG, "CTRL_IFACE: DISABLE_NETWORK id=%d", id);
900 ssid = wpa_config_get_network(wpa_s->conf, id);
902 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
903 "network id=%d", id);
907 wpa_supplicant_disable_network(wpa_s, ssid);
913 static int wpa_supplicant_ctrl_iface_add_network(
914 struct wpa_supplicant *wpa_s, char *buf, size_t buflen)
916 struct wpa_ssid *ssid;
919 wpa_printf(MSG_DEBUG, "CTRL_IFACE: ADD_NETWORK");
921 ssid = wpa_config_add_network(wpa_s->conf);
925 wpas_notify_network_added(wpa_s, ssid);
928 wpa_config_set_network_defaults(ssid);
930 ret = os_snprintf(buf, buflen, "%d\n", ssid->id);
931 if (ret < 0 || (size_t) ret >= buflen)
937 static int wpa_supplicant_ctrl_iface_remove_network(
938 struct wpa_supplicant *wpa_s, char *cmd)
941 struct wpa_ssid *ssid;
943 /* cmd: "<network id>" or "all" */
944 if (os_strcmp(cmd, "all") == 0) {
945 wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_NETWORK all");
946 ssid = wpa_s->conf->ssid;
948 struct wpa_ssid *remove_ssid = ssid;
951 wpas_notify_network_removed(wpa_s, remove_ssid);
952 wpa_config_remove_network(wpa_s->conf, id);
954 if (wpa_s->current_ssid) {
955 eapol_sm_invalidate_cached_session(wpa_s->eapol);
956 wpa_supplicant_disassociate(wpa_s,
957 WLAN_REASON_DEAUTH_LEAVING);
963 wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_NETWORK id=%d", id);
965 ssid = wpa_config_get_network(wpa_s->conf, id);
967 wpa_config_remove_network(wpa_s->conf, id) < 0) {
968 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find network "
973 if (ssid == wpa_s->current_ssid) {
975 * Invalidate the EAP session cache if the current network is
978 eapol_sm_invalidate_cached_session(wpa_s->eapol);
980 wpa_supplicant_disassociate(wpa_s, WLAN_REASON_DEAUTH_LEAVING);
987 static int wpa_supplicant_ctrl_iface_set_network(
988 struct wpa_supplicant *wpa_s, char *cmd)
991 struct wpa_ssid *ssid;
994 /* cmd: "<network id> <variable name> <value>" */
995 name = os_strchr(cmd, ' ');
1000 value = os_strchr(name, ' ');
1006 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SET_NETWORK id=%d name='%s'",
1008 wpa_hexdump_ascii_key(MSG_DEBUG, "CTRL_IFACE: value",
1009 (u8 *) value, os_strlen(value));
1011 ssid = wpa_config_get_network(wpa_s->conf, id);
1013 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find network "
1018 if (wpa_config_set(ssid, name, value, 0) < 0) {
1019 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Failed to set network "
1020 "variable '%s'", name);
1024 if (wpa_s->current_ssid == ssid) {
1026 * Invalidate the EAP session cache if anything in the current
1027 * configuration changes.
1029 eapol_sm_invalidate_cached_session(wpa_s->eapol);
1032 if ((os_strcmp(name, "psk") == 0 &&
1033 value[0] == '"' && ssid->ssid_len) ||
1034 (os_strcmp(name, "ssid") == 0 && ssid->passphrase))
1035 wpa_config_update_psk(ssid);
1041 static int wpa_supplicant_ctrl_iface_get_network(
1042 struct wpa_supplicant *wpa_s, char *cmd, char *buf, size_t buflen)
1046 struct wpa_ssid *ssid;
1049 /* cmd: "<network id> <variable name>" */
1050 name = os_strchr(cmd, ' ');
1051 if (name == NULL || buflen == 0)
1056 wpa_printf(MSG_DEBUG, "CTRL_IFACE: GET_NETWORK id=%d name='%s'",
1059 ssid = wpa_config_get_network(wpa_s->conf, id);
1061 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find network "
1066 value = wpa_config_get_no_key(ssid, name);
1067 if (value == NULL) {
1068 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Failed to get network "
1069 "variable '%s'", name);
1073 res = os_strlcpy(buf, value, buflen);
1074 if (res >= buflen) {
1085 #ifndef CONFIG_NO_CONFIG_WRITE
1086 static int wpa_supplicant_ctrl_iface_save_config(struct wpa_supplicant *wpa_s)
1090 if (!wpa_s->conf->update_config) {
1091 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Not allowed "
1092 "to update configuration (update_config=0)");
1096 ret = wpa_config_write(wpa_s->confname, wpa_s->conf);
1098 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Failed to "
1099 "update configuration");
1101 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Configuration"
1107 #endif /* CONFIG_NO_CONFIG_WRITE */
1110 static int ctrl_iface_get_capability_pairwise(int res, char *strict,
1111 struct wpa_driver_capa *capa,
1112 char *buf, size_t buflen)
1124 len = os_strlcpy(buf, "CCMP TKIP NONE", buflen);
1130 if (capa->enc & WPA_DRIVER_CAPA_ENC_CCMP) {
1131 ret = os_snprintf(pos, end - pos, "%sCCMP", first ? "" : " ");
1132 if (ret < 0 || ret >= end - pos)
1138 if (capa->enc & WPA_DRIVER_CAPA_ENC_TKIP) {
1139 ret = os_snprintf(pos, end - pos, "%sTKIP", first ? "" : " ");
1140 if (ret < 0 || ret >= end - pos)
1146 if (capa->key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_WPA_NONE) {
1147 ret = os_snprintf(pos, end - pos, "%sNONE", first ? "" : " ");
1148 if (ret < 0 || ret >= end - pos)
1158 static int ctrl_iface_get_capability_group(int res, char *strict,
1159 struct wpa_driver_capa *capa,
1160 char *buf, size_t buflen)
1172 len = os_strlcpy(buf, "CCMP TKIP WEP104 WEP40", buflen);
1178 if (capa->enc & WPA_DRIVER_CAPA_ENC_CCMP) {
1179 ret = os_snprintf(pos, end - pos, "%sCCMP", first ? "" : " ");
1180 if (ret < 0 || ret >= end - pos)
1186 if (capa->enc & WPA_DRIVER_CAPA_ENC_TKIP) {
1187 ret = os_snprintf(pos, end - pos, "%sTKIP", first ? "" : " ");
1188 if (ret < 0 || ret >= end - pos)
1194 if (capa->enc & WPA_DRIVER_CAPA_ENC_WEP104) {
1195 ret = os_snprintf(pos, end - pos, "%sWEP104",
1197 if (ret < 0 || ret >= end - pos)
1203 if (capa->enc & WPA_DRIVER_CAPA_ENC_WEP40) {
1204 ret = os_snprintf(pos, end - pos, "%sWEP40", first ? "" : " ");
1205 if (ret < 0 || ret >= end - pos)
1215 static int ctrl_iface_get_capability_key_mgmt(int res, char *strict,
1216 struct wpa_driver_capa *capa,
1217 char *buf, size_t buflen)
1229 len = os_strlcpy(buf, "WPA-PSK WPA-EAP IEEE8021X WPA-NONE "
1236 ret = os_snprintf(pos, end - pos, "NONE IEEE8021X");
1237 if (ret < 0 || ret >= end - pos)
1241 if (capa->key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA |
1242 WPA_DRIVER_CAPA_KEY_MGMT_WPA2)) {
1243 ret = os_snprintf(pos, end - pos, " WPA-EAP");
1244 if (ret < 0 || ret >= end - pos)
1249 if (capa->key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA_PSK |
1250 WPA_DRIVER_CAPA_KEY_MGMT_WPA2_PSK)) {
1251 ret = os_snprintf(pos, end - pos, " WPA-PSK");
1252 if (ret < 0 || ret >= end - pos)
1257 if (capa->key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_WPA_NONE) {
1258 ret = os_snprintf(pos, end - pos, " WPA-NONE");
1259 if (ret < 0 || ret >= end - pos)
1268 static int ctrl_iface_get_capability_proto(int res, char *strict,
1269 struct wpa_driver_capa *capa,
1270 char *buf, size_t buflen)
1282 len = os_strlcpy(buf, "RSN WPA", buflen);
1288 if (capa->key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA2 |
1289 WPA_DRIVER_CAPA_KEY_MGMT_WPA2_PSK)) {
1290 ret = os_snprintf(pos, end - pos, "%sRSN", first ? "" : " ");
1291 if (ret < 0 || ret >= end - pos)
1297 if (capa->key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA |
1298 WPA_DRIVER_CAPA_KEY_MGMT_WPA_PSK)) {
1299 ret = os_snprintf(pos, end - pos, "%sWPA", first ? "" : " ");
1300 if (ret < 0 || ret >= end - pos)
1310 static int ctrl_iface_get_capability_auth_alg(int res, char *strict,
1311 struct wpa_driver_capa *capa,
1312 char *buf, size_t buflen)
1324 len = os_strlcpy(buf, "OPEN SHARED LEAP", buflen);
1330 if (capa->auth & (WPA_DRIVER_AUTH_OPEN)) {
1331 ret = os_snprintf(pos, end - pos, "%sOPEN", first ? "" : " ");
1332 if (ret < 0 || ret >= end - pos)
1338 if (capa->auth & (WPA_DRIVER_AUTH_SHARED)) {
1339 ret = os_snprintf(pos, end - pos, "%sSHARED",
1341 if (ret < 0 || ret >= end - pos)
1347 if (capa->auth & (WPA_DRIVER_AUTH_LEAP)) {
1348 ret = os_snprintf(pos, end - pos, "%sLEAP", first ? "" : " ");
1349 if (ret < 0 || ret >= end - pos)
1359 static int wpa_supplicant_ctrl_iface_get_capability(
1360 struct wpa_supplicant *wpa_s, const char *_field, char *buf,
1363 struct wpa_driver_capa capa;
1369 /* Determine whether or not strict checking was requested */
1370 len = os_strlcpy(field, _field, sizeof(field));
1371 if (len >= sizeof(field))
1373 strict = os_strchr(field, ' ');
1374 if (strict != NULL) {
1376 if (os_strcmp(strict, "strict") != 0)
1380 wpa_printf(MSG_DEBUG, "CTRL_IFACE: GET_CAPABILITY '%s' %s",
1381 field, strict ? strict : "");
1383 if (os_strcmp(field, "eap") == 0) {
1384 return eap_get_names(buf, buflen);
1387 res = wpa_drv_get_capa(wpa_s, &capa);
1389 if (os_strcmp(field, "pairwise") == 0)
1390 return ctrl_iface_get_capability_pairwise(res, strict, &capa,
1393 if (os_strcmp(field, "group") == 0)
1394 return ctrl_iface_get_capability_group(res, strict, &capa,
1397 if (os_strcmp(field, "key_mgmt") == 0)
1398 return ctrl_iface_get_capability_key_mgmt(res, strict, &capa,
1401 if (os_strcmp(field, "proto") == 0)
1402 return ctrl_iface_get_capability_proto(res, strict, &capa,
1405 if (os_strcmp(field, "auth_alg") == 0)
1406 return ctrl_iface_get_capability_auth_alg(res, strict, &capa,
1409 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Unknown GET_CAPABILITY field '%s'",
1416 static int wpa_supplicant_ctrl_iface_bss(struct wpa_supplicant *wpa_s,
1417 const char *cmd, char *buf,
1422 struct wpa_scan_results *results;
1423 struct wpa_scan_res *bss;
1428 if (wpa_s->scan_res == NULL &&
1429 wpa_supplicant_get_scan_results(wpa_s) < 0)
1432 results = wpa_s->scan_res;
1433 if (results == NULL)
1436 if (hwaddr_aton(cmd, bssid) == 0) {
1437 for (i = 0; i < results->num; i++) {
1438 if (os_memcmp(bssid, results->res[i]->bssid, ETH_ALEN)
1445 if (i >= results->num || results->res[i] == NULL)
1446 return 0; /* no match found */
1448 bss = results->res[i];
1451 ret = os_snprintf(pos, end - pos,
1452 "bssid=" MACSTR "\n"
1455 "capabilities=0x%04x\n"
1461 MAC2STR(bss->bssid), bss->freq, bss->beacon_int,
1462 bss->caps, bss->qual, bss->noise, bss->level,
1463 (unsigned long long) bss->tsf);
1464 if (ret < 0 || ret >= end - pos)
1468 ie = (const u8 *) (bss + 1);
1469 for (i = 0; i < bss->ie_len; i++) {
1470 ret = os_snprintf(pos, end - pos, "%02x", *ie++);
1471 if (ret < 0 || ret >= end - pos)
1476 ret = os_snprintf(pos, end - pos, "\n");
1477 if (ret < 0 || ret >= end - pos)
1481 ret = os_snprintf(pos, end - pos, "flags=");
1482 if (ret < 0 || ret >= end - pos)
1486 ie = wpa_scan_get_vendor_ie(bss, WPA_IE_VENDOR_TYPE);
1488 pos = wpa_supplicant_ie_txt(pos, end, "WPA", ie, 2 + ie[1]);
1489 ie2 = wpa_scan_get_ie(bss, WLAN_EID_RSN);
1491 pos = wpa_supplicant_ie_txt(pos, end, "WPA2", ie2, 2 + ie2[1]);
1492 pos = wpa_supplicant_wps_ie_txt(pos, end, bss);
1493 if (!ie && !ie2 && bss->caps & IEEE80211_CAP_PRIVACY) {
1494 ret = os_snprintf(pos, end - pos, "[WEP]");
1495 if (ret < 0 || ret >= end - pos)
1499 if (bss->caps & IEEE80211_CAP_IBSS) {
1500 ret = os_snprintf(pos, end - pos, "[IBSS]");
1501 if (ret < 0 || ret >= end - pos)
1506 ret = os_snprintf(pos, end - pos, "\n");
1507 if (ret < 0 || ret >= end - pos)
1511 ie = wpa_scan_get_ie(bss, WLAN_EID_SSID);
1512 ret = os_snprintf(pos, end - pos, "ssid=%s\n",
1513 ie ? wpa_ssid_txt(ie + 2, ie[1]) : "");
1514 if (ret < 0 || ret >= end - pos)
1519 ie = (const u8 *) (bss + 1);
1520 ret = wpas_wps_scan_result_text(ie, bss->ie_len, pos, end);
1521 if (ret < 0 || ret >= end - pos)
1524 #endif /* CONFIG_WPS */
1530 static int wpa_supplicant_ctrl_iface_ap_scan(
1531 struct wpa_supplicant *wpa_s, char *cmd)
1533 int ap_scan = atoi(cmd);
1534 return wpa_supplicant_set_ap_scan(wpa_s, ap_scan);
1538 char * wpa_supplicant_ctrl_iface_process(struct wpa_supplicant *wpa_s,
1539 char *buf, size_t *resp_len)
1542 const int reply_size = 2048;
1546 if (os_strncmp(buf, WPA_CTRL_RSP, os_strlen(WPA_CTRL_RSP)) == 0 ||
1547 os_strncmp(buf, "SET_NETWORK ", 12) == 0) {
1548 wpa_hexdump_ascii_key(MSG_DEBUG, "RX ctrl_iface",
1549 (const u8 *) buf, os_strlen(buf));
1551 wpa_hexdump_ascii(MSG_DEBUG, "RX ctrl_iface",
1552 (const u8 *) buf, os_strlen(buf));
1555 reply = os_malloc(reply_size);
1556 if (reply == NULL) {
1561 os_memcpy(reply, "OK\n", 3);
1564 if (os_strcmp(buf, "PING") == 0) {
1565 os_memcpy(reply, "PONG\n", 5);
1567 } else if (os_strcmp(buf, "MIB") == 0) {
1568 reply_len = wpa_sm_get_mib(wpa_s->wpa, reply, reply_size);
1569 if (reply_len >= 0) {
1571 res = eapol_sm_get_mib(wpa_s->eapol, reply + reply_len,
1572 reply_size - reply_len);
1578 } else if (os_strncmp(buf, "STATUS", 6) == 0) {
1579 reply_len = wpa_supplicant_ctrl_iface_status(
1580 wpa_s, buf + 6, reply, reply_size);
1581 } else if (os_strcmp(buf, "PMKSA") == 0) {
1582 reply_len = wpa_sm_pmksa_cache_list(wpa_s->wpa, reply,
1584 } else if (os_strncmp(buf, "SET ", 4) == 0) {
1585 if (wpa_supplicant_ctrl_iface_set(wpa_s, buf + 4))
1587 } else if (os_strcmp(buf, "LOGON") == 0) {
1588 eapol_sm_notify_logoff(wpa_s->eapol, FALSE);
1589 } else if (os_strcmp(buf, "LOGOFF") == 0) {
1590 eapol_sm_notify_logoff(wpa_s->eapol, TRUE);
1591 } else if (os_strcmp(buf, "REASSOCIATE") == 0) {
1592 wpa_s->disconnected = 0;
1593 wpa_s->reassociate = 1;
1594 wpa_supplicant_req_scan(wpa_s, 0, 0);
1595 } else if (os_strcmp(buf, "RECONNECT") == 0) {
1596 if (wpa_s->disconnected) {
1597 wpa_s->disconnected = 0;
1598 wpa_s->reassociate = 1;
1599 wpa_supplicant_req_scan(wpa_s, 0, 0);
1601 #ifdef IEEE8021X_EAPOL
1602 } else if (os_strncmp(buf, "PREAUTH ", 8) == 0) {
1603 if (wpa_supplicant_ctrl_iface_preauth(wpa_s, buf + 8))
1605 #endif /* IEEE8021X_EAPOL */
1606 #ifdef CONFIG_PEERKEY
1607 } else if (os_strncmp(buf, "STKSTART ", 9) == 0) {
1608 if (wpa_supplicant_ctrl_iface_stkstart(wpa_s, buf + 9))
1610 #endif /* CONFIG_PEERKEY */
1611 #ifdef CONFIG_IEEE80211R
1612 } else if (os_strncmp(buf, "FT_DS ", 6) == 0) {
1613 if (wpa_supplicant_ctrl_iface_ft_ds(wpa_s, buf + 6))
1615 #endif /* CONFIG_IEEE80211R */
1617 } else if (os_strcmp(buf, "WPS_PBC") == 0) {
1618 if (wpa_supplicant_ctrl_iface_wps_pbc(wpa_s, NULL))
1620 } else if (os_strncmp(buf, "WPS_PBC ", 8) == 0) {
1621 if (wpa_supplicant_ctrl_iface_wps_pbc(wpa_s, buf + 8))
1623 } else if (os_strncmp(buf, "WPS_PIN ", 8) == 0) {
1624 reply_len = wpa_supplicant_ctrl_iface_wps_pin(wpa_s, buf + 8,
1627 #ifdef CONFIG_WPS_OOB
1628 } else if (os_strncmp(buf, "WPS_OOB ", 8) == 0) {
1629 if (wpa_supplicant_ctrl_iface_wps_oob(wpa_s, buf + 8))
1631 #endif /* CONFIG_WPS_OOB */
1632 } else if (os_strncmp(buf, "WPS_REG ", 8) == 0) {
1633 if (wpa_supplicant_ctrl_iface_wps_reg(wpa_s, buf + 8))
1635 } else if (os_strcmp(buf, "WPS_ER_START") == 0) {
1636 if (wpas_wps_er_start(wpa_s))
1638 } else if (os_strcmp(buf, "WPS_ER_STOP") == 0) {
1639 if (wpas_wps_er_stop(wpa_s))
1641 #endif /* CONFIG_WPS */
1642 #ifdef CONFIG_IBSS_RSN
1643 } else if (os_strncmp(buf, "IBSS_RSN ", 9) == 0) {
1644 if (wpa_supplicant_ctrl_iface_ibss_rsn(wpa_s, buf + 9))
1646 #endif /* CONFIG_IBSS_RSN */
1647 } else if (os_strncmp(buf, WPA_CTRL_RSP, os_strlen(WPA_CTRL_RSP)) == 0)
1649 if (wpa_supplicant_ctrl_iface_ctrl_rsp(
1650 wpa_s, buf + os_strlen(WPA_CTRL_RSP)))
1654 } else if (os_strcmp(buf, "RECONFIGURE") == 0) {
1655 if (wpa_supplicant_reload_configuration(wpa_s))
1657 } else if (os_strcmp(buf, "TERMINATE") == 0) {
1659 } else if (os_strncmp(buf, "BSSID ", 6) == 0) {
1660 if (wpa_supplicant_ctrl_iface_bssid(wpa_s, buf + 6))
1662 } else if (os_strcmp(buf, "LIST_NETWORKS") == 0) {
1663 reply_len = wpa_supplicant_ctrl_iface_list_networks(
1664 wpa_s, reply, reply_size);
1665 } else if (os_strcmp(buf, "DISCONNECT") == 0) {
1666 wpa_s->reassociate = 0;
1667 wpa_s->disconnected = 1;
1668 wpa_supplicant_disassociate(wpa_s, WLAN_REASON_DEAUTH_LEAVING);
1669 } else if (os_strcmp(buf, "SCAN") == 0) {
1670 wpa_s->scan_req = 2;
1671 wpa_supplicant_req_scan(wpa_s, 0, 0);
1672 } else if (os_strcmp(buf, "SCAN_RESULTS") == 0) {
1673 reply_len = wpa_supplicant_ctrl_iface_scan_results(
1674 wpa_s, reply, reply_size);
1675 } else if (os_strncmp(buf, "SELECT_NETWORK ", 15) == 0) {
1676 if (wpa_supplicant_ctrl_iface_select_network(wpa_s, buf + 15))
1678 } else if (os_strncmp(buf, "ENABLE_NETWORK ", 15) == 0) {
1679 if (wpa_supplicant_ctrl_iface_enable_network(wpa_s, buf + 15))
1681 } else if (os_strncmp(buf, "DISABLE_NETWORK ", 16) == 0) {
1682 if (wpa_supplicant_ctrl_iface_disable_network(wpa_s, buf + 16))
1684 } else if (os_strcmp(buf, "ADD_NETWORK") == 0) {
1685 reply_len = wpa_supplicant_ctrl_iface_add_network(
1686 wpa_s, reply, reply_size);
1687 } else if (os_strncmp(buf, "REMOVE_NETWORK ", 15) == 0) {
1688 if (wpa_supplicant_ctrl_iface_remove_network(wpa_s, buf + 15))
1690 } else if (os_strncmp(buf, "SET_NETWORK ", 12) == 0) {
1691 if (wpa_supplicant_ctrl_iface_set_network(wpa_s, buf + 12))
1693 } else if (os_strncmp(buf, "GET_NETWORK ", 12) == 0) {
1694 reply_len = wpa_supplicant_ctrl_iface_get_network(
1695 wpa_s, buf + 12, reply, reply_size);
1696 #ifndef CONFIG_NO_CONFIG_WRITE
1697 } else if (os_strcmp(buf, "SAVE_CONFIG") == 0) {
1698 if (wpa_supplicant_ctrl_iface_save_config(wpa_s))
1700 #endif /* CONFIG_NO_CONFIG_WRITE */
1701 } else if (os_strncmp(buf, "GET_CAPABILITY ", 15) == 0) {
1702 reply_len = wpa_supplicant_ctrl_iface_get_capability(
1703 wpa_s, buf + 15, reply, reply_size);
1704 } else if (os_strncmp(buf, "AP_SCAN ", 8) == 0) {
1705 if (wpa_supplicant_ctrl_iface_ap_scan(wpa_s, buf + 8))
1707 } else if (os_strcmp(buf, "INTERFACE_LIST") == 0) {
1708 reply_len = wpa_supplicant_global_iface_list(
1709 wpa_s->global, reply, reply_size);
1710 } else if (os_strcmp(buf, "INTERFACES") == 0) {
1711 reply_len = wpa_supplicant_global_iface_interfaces(
1712 wpa_s->global, reply, reply_size);
1713 } else if (os_strncmp(buf, "BSS ", 4) == 0) {
1714 reply_len = wpa_supplicant_ctrl_iface_bss(
1715 wpa_s, buf + 4, reply, reply_size);
1717 } else if (os_strcmp(buf, "STA-FIRST") == 0) {
1718 reply_len = ap_ctrl_iface_sta_first(wpa_s, reply, reply_size);
1719 } else if (os_strncmp(buf, "STA ", 4) == 0) {
1720 reply_len = ap_ctrl_iface_sta(wpa_s, buf + 4, reply,
1722 } else if (os_strncmp(buf, "STA-NEXT ", 9) == 0) {
1723 reply_len = ap_ctrl_iface_sta_next(wpa_s, buf + 9, reply,
1725 #endif /* CONFIG_AP */
1727 os_memcpy(reply, "UNKNOWN COMMAND\n", 16);
1731 if (reply_len < 0) {
1732 os_memcpy(reply, "FAIL\n", 5);
1737 eapol_sm_notify_ctrl_response(wpa_s->eapol);
1739 *resp_len = reply_len;
1744 static int wpa_supplicant_global_iface_add(struct wpa_global *global,
1747 struct wpa_interface iface;
1751 * <ifname>TAB<confname>TAB<driver>TAB<ctrl_interface>TAB<driver_param>
1752 * TAB<bridge_ifname>
1754 wpa_printf(MSG_DEBUG, "CTRL_IFACE GLOBAL INTERFACE_ADD '%s'", cmd);
1756 os_memset(&iface, 0, sizeof(iface));
1759 iface.ifname = pos = cmd;
1760 pos = os_strchr(pos, '\t');
1763 if (iface.ifname[0] == '\0')
1768 iface.confname = pos;
1769 pos = os_strchr(pos, '\t');
1772 if (iface.confname[0] == '\0')
1773 iface.confname = NULL;
1778 pos = os_strchr(pos, '\t');
1781 if (iface.driver[0] == '\0')
1782 iface.driver = NULL;
1786 iface.ctrl_interface = pos;
1787 pos = os_strchr(pos, '\t');
1790 if (iface.ctrl_interface[0] == '\0')
1791 iface.ctrl_interface = NULL;
1795 iface.driver_param = pos;
1796 pos = os_strchr(pos, '\t');
1799 if (iface.driver_param[0] == '\0')
1800 iface.driver_param = NULL;
1804 iface.bridge_ifname = pos;
1805 pos = os_strchr(pos, '\t');
1808 if (iface.bridge_ifname[0] == '\0')
1809 iface.bridge_ifname = NULL;
1814 if (wpa_supplicant_get_iface(global, iface.ifname))
1817 return wpa_supplicant_add_iface(global, &iface) ? 0 : -1;
1821 static int wpa_supplicant_global_iface_remove(struct wpa_global *global,
1824 struct wpa_supplicant *wpa_s;
1826 wpa_printf(MSG_DEBUG, "CTRL_IFACE GLOBAL INTERFACE_REMOVE '%s'", cmd);
1828 wpa_s = wpa_supplicant_get_iface(global, cmd);
1831 return wpa_supplicant_remove_iface(global, wpa_s);
1835 static void wpa_free_iface_info(struct wpa_interface_info *iface)
1837 struct wpa_interface_info *prev;
1841 iface = iface->next;
1843 os_free(prev->ifname);
1844 os_free(prev->desc);
1850 static int wpa_supplicant_global_iface_list(struct wpa_global *global,
1854 struct wpa_interface_info *iface = NULL, *last = NULL, *tmp;
1857 for (i = 0; wpa_drivers[i]; i++) {
1858 struct wpa_driver_ops *drv = wpa_drivers[i];
1859 if (drv->get_interfaces == NULL)
1861 tmp = drv->get_interfaces(global->drv_priv);
1875 for (tmp = iface; tmp; tmp = tmp->next) {
1876 res = os_snprintf(pos, end - pos, "%s\t%s\t%s\n",
1877 tmp->drv_name, tmp->ifname,
1878 tmp->desc ? tmp->desc : "");
1879 if (res < 0 || res >= end - pos) {
1886 wpa_free_iface_info(iface);
1892 static int wpa_supplicant_global_iface_interfaces(struct wpa_global *global,
1897 struct wpa_supplicant *wpa_s;
1899 wpa_s = global->ifaces;
1904 res = os_snprintf(pos, end - pos, "%s\n", wpa_s->ifname);
1905 if (res < 0 || res >= end - pos) {
1910 wpa_s = wpa_s->next;
1916 char * wpa_supplicant_global_ctrl_iface_process(struct wpa_global *global,
1917 char *buf, size_t *resp_len)
1920 const int reply_size = 2048;
1923 wpa_hexdump_ascii(MSG_DEBUG, "RX global ctrl_iface",
1924 (const u8 *) buf, os_strlen(buf));
1926 reply = os_malloc(reply_size);
1927 if (reply == NULL) {
1932 os_memcpy(reply, "OK\n", 3);
1935 if (os_strcmp(buf, "PING") == 0) {
1936 os_memcpy(reply, "PONG\n", 5);
1938 } else if (os_strncmp(buf, "INTERFACE_ADD ", 14) == 0) {
1939 if (wpa_supplicant_global_iface_add(global, buf + 14))
1941 } else if (os_strncmp(buf, "INTERFACE_REMOVE ", 17) == 0) {
1942 if (wpa_supplicant_global_iface_remove(global, buf + 17))
1944 } else if (os_strcmp(buf, "INTERFACE_LIST") == 0) {
1945 reply_len = wpa_supplicant_global_iface_list(
1946 global, reply, reply_size);
1947 } else if (os_strcmp(buf, "INTERFACES") == 0) {
1948 reply_len = wpa_supplicant_global_iface_interfaces(
1949 global, reply, reply_size);
1950 } else if (os_strcmp(buf, "TERMINATE") == 0) {
1953 os_memcpy(reply, "UNKNOWN COMMAND\n", 16);
1957 if (reply_len < 0) {
1958 os_memcpy(reply, "FAIL\n", 5);
1962 *resp_len = reply_len;