2 * WPA Supplicant / Control interface (shared code for all backends)
3 * Copyright (c) 2004-2010, 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.
15 #include "utils/includes.h"
17 #include "utils/common.h"
18 #include "utils/eloop.h"
19 #include "common/ieee802_11_defs.h"
20 #include "common/wpa_ctrl.h"
21 #include "eap_peer/eap.h"
22 #include "eapol_supp/eapol_supp_sm.h"
23 #include "rsn_supp/wpa.h"
24 #include "rsn_supp/preauth.h"
25 #include "rsn_supp/pmksa_cache.h"
26 #include "l2_packet/l2_packet.h"
29 #include "wpa_supplicant_i.h"
31 #include "wps_supplicant.h"
37 #include "ctrl_iface.h"
39 extern struct wpa_driver_ops *wpa_drivers[];
41 static int wpa_supplicant_global_iface_list(struct wpa_global *global,
43 static int wpa_supplicant_global_iface_interfaces(struct wpa_global *global,
47 static int wpa_supplicant_ctrl_iface_set(struct wpa_supplicant *wpa_s,
53 value = os_strchr(cmd, ' ');
58 wpa_printf(MSG_DEBUG, "CTRL_IFACE SET '%s'='%s'", cmd, value);
59 if (os_strcasecmp(cmd, "EAPOL::heldPeriod") == 0) {
60 eapol_sm_configure(wpa_s->eapol,
61 atoi(value), -1, -1, -1);
62 } else if (os_strcasecmp(cmd, "EAPOL::authPeriod") == 0) {
63 eapol_sm_configure(wpa_s->eapol,
64 -1, atoi(value), -1, -1);
65 } else if (os_strcasecmp(cmd, "EAPOL::startPeriod") == 0) {
66 eapol_sm_configure(wpa_s->eapol,
67 -1, -1, atoi(value), -1);
68 } else if (os_strcasecmp(cmd, "EAPOL::maxStart") == 0) {
69 eapol_sm_configure(wpa_s->eapol,
70 -1, -1, -1, atoi(value));
71 } else if (os_strcasecmp(cmd, "dot11RSNAConfigPMKLifetime") == 0) {
72 if (wpa_sm_set_param(wpa_s->wpa, RSNA_PMK_LIFETIME,
75 } else if (os_strcasecmp(cmd, "dot11RSNAConfigPMKReauthThreshold") ==
77 if (wpa_sm_set_param(wpa_s->wpa, RSNA_PMK_REAUTH_THRESHOLD,
80 } else if (os_strcasecmp(cmd, "dot11RSNAConfigSATimeout") == 0) {
81 if (wpa_sm_set_param(wpa_s->wpa, RSNA_SA_TIMEOUT, atoi(value)))
90 #ifdef IEEE8021X_EAPOL
91 static int wpa_supplicant_ctrl_iface_preauth(struct wpa_supplicant *wpa_s,
95 struct wpa_ssid *ssid = wpa_s->current_ssid;
97 if (hwaddr_aton(addr, bssid)) {
98 wpa_printf(MSG_DEBUG, "CTRL_IFACE PREAUTH: invalid address "
103 wpa_printf(MSG_DEBUG, "CTRL_IFACE PREAUTH " MACSTR, MAC2STR(bssid));
104 rsn_preauth_deinit(wpa_s->wpa);
105 if (rsn_preauth_init(wpa_s->wpa, bssid, ssid ? &ssid->eap : NULL))
110 #endif /* IEEE8021X_EAPOL */
113 #ifdef CONFIG_PEERKEY
114 /* MLME-STKSTART.request(peer) */
115 static int wpa_supplicant_ctrl_iface_stkstart(
116 struct wpa_supplicant *wpa_s, char *addr)
120 if (hwaddr_aton(addr, peer)) {
121 wpa_printf(MSG_DEBUG, "CTRL_IFACE STKSTART: invalid "
122 "address '%s'", peer);
126 wpa_printf(MSG_DEBUG, "CTRL_IFACE STKSTART " MACSTR,
129 return wpa_sm_stkstart(wpa_s->wpa, peer);
131 #endif /* CONFIG_PEERKEY */
134 #ifdef CONFIG_IEEE80211R
135 static int wpa_supplicant_ctrl_iface_ft_ds(
136 struct wpa_supplicant *wpa_s, char *addr)
138 u8 target_ap[ETH_ALEN];
142 if (hwaddr_aton(addr, target_ap)) {
143 wpa_printf(MSG_DEBUG, "CTRL_IFACE FT_DS: invalid "
144 "address '%s'", target_ap);
148 wpa_printf(MSG_DEBUG, "CTRL_IFACE FT_DS " MACSTR, MAC2STR(target_ap));
150 bss = wpa_bss_get_bssid(wpa_s, target_ap);
152 mdie = wpa_bss_get_ie(bss, WLAN_EID_MOBILITY_DOMAIN);
156 return wpa_ft_start_over_ds(wpa_s->wpa, target_ap, mdie);
158 #endif /* CONFIG_IEEE80211R */
162 static int wpa_supplicant_ctrl_iface_wps_pbc(struct wpa_supplicant *wpa_s,
165 u8 bssid[ETH_ALEN], *_bssid = bssid;
167 if (cmd == NULL || os_strcmp(cmd, "any") == 0)
169 else if (hwaddr_aton(cmd, bssid)) {
170 wpa_printf(MSG_DEBUG, "CTRL_IFACE WPS_PBC: invalid BSSID '%s'",
177 return wpa_supplicant_ap_wps_pbc(wpa_s, _bssid);
178 #endif /* CONFIG_AP */
180 return wpas_wps_start_pbc(wpa_s, _bssid);
184 static int wpa_supplicant_ctrl_iface_wps_pin(struct wpa_supplicant *wpa_s,
185 char *cmd, char *buf,
188 u8 bssid[ETH_ALEN], *_bssid = bssid;
192 pin = os_strchr(cmd, ' ');
196 if (os_strcmp(cmd, "any") == 0)
198 else if (hwaddr_aton(cmd, bssid)) {
199 wpa_printf(MSG_DEBUG, "CTRL_IFACE WPS_PIN: invalid BSSID '%s'",
206 return wpa_supplicant_ap_wps_pin(wpa_s, _bssid, pin,
208 #endif /* CONFIG_AP */
211 ret = wpas_wps_start_pin(wpa_s, _bssid, pin);
214 ret = os_snprintf(buf, buflen, "%s", pin);
215 if (ret < 0 || (size_t) ret >= buflen)
220 ret = wpas_wps_start_pin(wpa_s, _bssid, NULL);
224 /* Return the generated PIN */
225 ret = os_snprintf(buf, buflen, "%08d", ret);
226 if (ret < 0 || (size_t) ret >= buflen)
232 #ifdef CONFIG_WPS_OOB
233 static int wpa_supplicant_ctrl_iface_wps_oob(struct wpa_supplicant *wpa_s,
236 char *path, *method, *name;
238 path = os_strchr(cmd, ' ');
243 method = os_strchr(path, ' ');
248 name = os_strchr(method, ' ');
252 return wpas_wps_start_oob(wpa_s, cmd, path, method, name);
254 #endif /* CONFIG_WPS_OOB */
257 static int wpa_supplicant_ctrl_iface_wps_reg(struct wpa_supplicant *wpa_s,
260 u8 bssid[ETH_ALEN], *_bssid = bssid;
266 struct wps_new_ap_settings ap;
268 pin = os_strchr(cmd, ' ');
273 if (os_strcmp(cmd, "any") == 0)
275 else if (hwaddr_aton(cmd, bssid)) {
276 wpa_printf(MSG_DEBUG, "CTRL_IFACE WPS_REG: invalid BSSID '%s'",
281 new_ssid = os_strchr(pin, ' ');
282 if (new_ssid == NULL)
283 return wpas_wps_start_reg(wpa_s, _bssid, pin, NULL);
286 new_auth = os_strchr(new_ssid, ' ');
287 if (new_auth == NULL)
291 new_encr = os_strchr(new_auth, ' ');
292 if (new_encr == NULL)
296 new_key = os_strchr(new_encr, ' ');
301 os_memset(&ap, 0, sizeof(ap));
302 ap.ssid_hex = new_ssid;
305 ap.key_hex = new_key;
306 return wpas_wps_start_reg(wpa_s, _bssid, pin, &ap);
311 static int wpa_supplicant_ctrl_iface_wps_er_pin(struct wpa_supplicant *wpa_s,
314 char *uuid = cmd, *pin;
315 pin = os_strchr(uuid, ' ');
319 return wpas_wps_er_add_pin(wpa_s, uuid, pin);
323 static int wpa_supplicant_ctrl_iface_wps_er_learn(struct wpa_supplicant *wpa_s,
326 char *uuid = cmd, *pin;
327 pin = os_strchr(uuid, ' ');
331 return wpas_wps_er_learn(wpa_s, uuid, pin);
333 #endif /* CONFIG_WPS_ER */
335 #endif /* CONFIG_WPS */
338 #ifdef CONFIG_IBSS_RSN
339 static int wpa_supplicant_ctrl_iface_ibss_rsn(
340 struct wpa_supplicant *wpa_s, char *addr)
344 if (hwaddr_aton(addr, peer)) {
345 wpa_printf(MSG_DEBUG, "CTRL_IFACE IBSS_RSN: invalid "
346 "address '%s'", peer);
350 wpa_printf(MSG_DEBUG, "CTRL_IFACE IBSS_RSN " MACSTR,
353 return ibss_rsn_start(wpa_s->ibss_rsn, peer);
355 #endif /* CONFIG_IBSS_RSN */
358 static int wpa_supplicant_ctrl_iface_ctrl_rsp(struct wpa_supplicant *wpa_s,
361 #ifdef IEEE8021X_EAPOL
364 struct wpa_ssid *ssid;
365 struct eap_peer_config *eap;
367 pos = os_strchr(rsp, '-');
372 pos = os_strchr(pos, ':');
377 wpa_printf(MSG_DEBUG, "CTRL_IFACE: field=%s id=%d", rsp, id);
378 wpa_hexdump_ascii_key(MSG_DEBUG, "CTRL_IFACE: value",
379 (u8 *) pos, os_strlen(pos));
381 ssid = wpa_config_get_network(wpa_s->conf, id);
383 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find SSID id=%d "
389 if (os_strcmp(rsp, "IDENTITY") == 0) {
390 os_free(eap->identity);
391 eap->identity = (u8 *) os_strdup(pos);
392 eap->identity_len = os_strlen(pos);
393 eap->pending_req_identity = 0;
394 if (ssid == wpa_s->current_ssid)
395 wpa_s->reassociate = 1;
396 } else if (os_strcmp(rsp, "PASSWORD") == 0) {
397 os_free(eap->password);
398 eap->password = (u8 *) os_strdup(pos);
399 eap->password_len = os_strlen(pos);
400 eap->pending_req_password = 0;
401 if (ssid == wpa_s->current_ssid)
402 wpa_s->reassociate = 1;
403 } else if (os_strcmp(rsp, "NEW_PASSWORD") == 0) {
404 os_free(eap->new_password);
405 eap->new_password = (u8 *) os_strdup(pos);
406 eap->new_password_len = os_strlen(pos);
407 eap->pending_req_new_password = 0;
408 if (ssid == wpa_s->current_ssid)
409 wpa_s->reassociate = 1;
410 } else if (os_strcmp(rsp, "PIN") == 0) {
412 eap->pin = os_strdup(pos);
413 eap->pending_req_pin = 0;
414 if (ssid == wpa_s->current_ssid)
415 wpa_s->reassociate = 1;
416 } else if (os_strcmp(rsp, "OTP") == 0) {
418 eap->otp = (u8 *) os_strdup(pos);
419 eap->otp_len = os_strlen(pos);
420 os_free(eap->pending_req_otp);
421 eap->pending_req_otp = NULL;
422 eap->pending_req_otp_len = 0;
423 } else if (os_strcmp(rsp, "PASSPHRASE") == 0) {
424 os_free(eap->private_key_passwd);
425 eap->private_key_passwd = (u8 *) os_strdup(pos);
426 eap->pending_req_passphrase = 0;
427 if (ssid == wpa_s->current_ssid)
428 wpa_s->reassociate = 1;
430 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Unknown field '%s'", rsp);
435 #else /* IEEE8021X_EAPOL */
436 wpa_printf(MSG_DEBUG, "CTRL_IFACE: 802.1X not included");
438 #endif /* IEEE8021X_EAPOL */
442 static int wpa_supplicant_ctrl_iface_status(struct wpa_supplicant *wpa_s,
444 char *buf, size_t buflen)
446 char *pos, *end, tmp[30];
447 int res, verbose, ret;
449 verbose = os_strcmp(params, "-VERBOSE") == 0;
452 if (wpa_s->wpa_state >= WPA_ASSOCIATED) {
453 struct wpa_ssid *ssid = wpa_s->current_ssid;
454 ret = os_snprintf(pos, end - pos, "bssid=" MACSTR "\n",
455 MAC2STR(wpa_s->bssid));
456 if (ret < 0 || ret >= end - pos)
460 u8 *_ssid = ssid->ssid;
461 size_t ssid_len = ssid->ssid_len;
462 u8 ssid_buf[MAX_SSID_LEN];
464 int _res = wpa_drv_get_ssid(wpa_s, ssid_buf);
471 ret = os_snprintf(pos, end - pos, "ssid=%s\nid=%d\n",
472 wpa_ssid_txt(_ssid, ssid_len),
474 if (ret < 0 || ret >= end - pos)
479 ret = os_snprintf(pos, end - pos,
482 if (ret < 0 || ret >= end - pos)
487 switch (ssid->mode) {
488 case WPAS_MODE_INFRA:
489 ret = os_snprintf(pos, end - pos,
493 ret = os_snprintf(pos, end - pos,
497 ret = os_snprintf(pos, end - pos,
504 if (ret < 0 || ret >= end - pos)
510 if (wpa_s->ap_iface) {
511 pos += ap_ctrl_iface_wpa_get_status(wpa_s, pos,
515 #endif /* CONFIG_AP */
516 pos += wpa_sm_get_status(wpa_s->wpa, pos, end - pos, verbose);
518 ret = os_snprintf(pos, end - pos, "wpa_state=%s\n",
519 wpa_supplicant_state_txt(wpa_s->wpa_state));
520 if (ret < 0 || ret >= end - pos)
525 l2_packet_get_ip_addr(wpa_s->l2, tmp, sizeof(tmp)) >= 0) {
526 ret = os_snprintf(pos, end - pos, "ip_address=%s\n", tmp);
527 if (ret < 0 || ret >= end - pos)
532 if (wpa_key_mgmt_wpa_ieee8021x(wpa_s->key_mgmt) ||
533 wpa_s->key_mgmt == WPA_KEY_MGMT_IEEE8021X_NO_WPA) {
534 res = eapol_sm_get_status(wpa_s->eapol, pos, end - pos,
540 res = rsn_preauth_get_status(wpa_s->wpa, pos, end - pos, verbose);
548 static int wpa_supplicant_ctrl_iface_bssid(struct wpa_supplicant *wpa_s,
553 struct wpa_ssid *ssid;
556 /* cmd: "<network id> <BSSID>" */
557 pos = os_strchr(cmd, ' ');
562 wpa_printf(MSG_DEBUG, "CTRL_IFACE: id=%d bssid='%s'", id, pos);
563 if (hwaddr_aton(pos, bssid)) {
564 wpa_printf(MSG_DEBUG ,"CTRL_IFACE: invalid BSSID '%s'", pos);
568 ssid = wpa_config_get_network(wpa_s->conf, id);
570 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find SSID id=%d "
575 os_memcpy(ssid->bssid, bssid, ETH_ALEN);
576 ssid->bssid_set = !is_zero_ether_addr(bssid);
582 static int wpa_supplicant_ctrl_iface_list_networks(
583 struct wpa_supplicant *wpa_s, char *buf, size_t buflen)
586 struct wpa_ssid *ssid;
591 ret = os_snprintf(pos, end - pos,
592 "network id / ssid / bssid / flags\n");
593 if (ret < 0 || ret >= end - pos)
597 ssid = wpa_s->conf->ssid;
599 ret = os_snprintf(pos, end - pos, "%d\t%s",
601 wpa_ssid_txt(ssid->ssid, ssid->ssid_len));
602 if (ret < 0 || ret >= end - pos)
605 if (ssid->bssid_set) {
606 ret = os_snprintf(pos, end - pos, "\t" MACSTR,
607 MAC2STR(ssid->bssid));
609 ret = os_snprintf(pos, end - pos, "\tany");
611 if (ret < 0 || ret >= end - pos)
614 ret = os_snprintf(pos, end - pos, "\t%s%s",
615 ssid == wpa_s->current_ssid ?
617 ssid->disabled ? "[DISABLED]" : "");
618 if (ret < 0 || ret >= end - pos)
621 ret = os_snprintf(pos, end - pos, "\n");
622 if (ret < 0 || ret >= end - pos)
633 static char * wpa_supplicant_cipher_txt(char *pos, char *end, int cipher)
636 ret = os_snprintf(pos, end - pos, "-");
637 if (ret < 0 || ret >= end - pos)
640 if (cipher & WPA_CIPHER_NONE) {
641 ret = os_snprintf(pos, end - pos, "%sNONE", first ? "" : "+");
642 if (ret < 0 || ret >= end - pos)
647 if (cipher & WPA_CIPHER_WEP40) {
648 ret = os_snprintf(pos, end - pos, "%sWEP40", first ? "" : "+");
649 if (ret < 0 || ret >= end - pos)
654 if (cipher & WPA_CIPHER_WEP104) {
655 ret = os_snprintf(pos, end - pos, "%sWEP104",
657 if (ret < 0 || ret >= end - pos)
662 if (cipher & WPA_CIPHER_TKIP) {
663 ret = os_snprintf(pos, end - pos, "%sTKIP", first ? "" : "+");
664 if (ret < 0 || ret >= end - pos)
669 if (cipher & WPA_CIPHER_CCMP) {
670 ret = os_snprintf(pos, end - pos, "%sCCMP", first ? "" : "+");
671 if (ret < 0 || ret >= end - pos)
680 static char * wpa_supplicant_ie_txt(char *pos, char *end, const char *proto,
681 const u8 *ie, size_t ie_len)
683 struct wpa_ie_data data;
686 ret = os_snprintf(pos, end - pos, "[%s-", proto);
687 if (ret < 0 || ret >= end - pos)
691 if (wpa_parse_wpa_ie(ie, ie_len, &data) < 0) {
692 ret = os_snprintf(pos, end - pos, "?]");
693 if (ret < 0 || ret >= end - pos)
700 if (data.key_mgmt & WPA_KEY_MGMT_IEEE8021X) {
701 ret = os_snprintf(pos, end - pos, "%sEAP", first ? "" : "+");
702 if (ret < 0 || ret >= end - pos)
707 if (data.key_mgmt & WPA_KEY_MGMT_PSK) {
708 ret = os_snprintf(pos, end - pos, "%sPSK", first ? "" : "+");
709 if (ret < 0 || ret >= end - pos)
714 if (data.key_mgmt & WPA_KEY_MGMT_WPA_NONE) {
715 ret = os_snprintf(pos, end - pos, "%sNone", first ? "" : "+");
716 if (ret < 0 || ret >= end - pos)
721 #ifdef CONFIG_IEEE80211R
722 if (data.key_mgmt & WPA_KEY_MGMT_FT_IEEE8021X) {
723 ret = os_snprintf(pos, end - pos, "%sFT/EAP",
725 if (ret < 0 || ret >= end - pos)
730 if (data.key_mgmt & WPA_KEY_MGMT_FT_PSK) {
731 ret = os_snprintf(pos, end - pos, "%sFT/PSK",
733 if (ret < 0 || ret >= end - pos)
738 #endif /* CONFIG_IEEE80211R */
739 #ifdef CONFIG_IEEE80211W
740 if (data.key_mgmt & WPA_KEY_MGMT_IEEE8021X_SHA256) {
741 ret = os_snprintf(pos, end - pos, "%sEAP-SHA256",
743 if (ret < 0 || ret >= end - pos)
748 if (data.key_mgmt & WPA_KEY_MGMT_PSK_SHA256) {
749 ret = os_snprintf(pos, end - pos, "%sPSK-SHA256",
751 if (ret < 0 || ret >= end - pos)
756 #endif /* CONFIG_IEEE80211W */
758 pos = wpa_supplicant_cipher_txt(pos, end, data.pairwise_cipher);
760 if (data.capabilities & WPA_CAPABILITY_PREAUTH) {
761 ret = os_snprintf(pos, end - pos, "-preauth");
762 if (ret < 0 || ret >= end - pos)
767 ret = os_snprintf(pos, end - pos, "]");
768 if (ret < 0 || ret >= end - pos)
777 static char * wpa_supplicant_wps_ie_txt_buf(char *pos, char *end,
778 struct wpabuf *wps_ie)
785 if (wps_is_selected_pbc_registrar(wps_ie))
787 else if (wps_is_selected_pin_registrar(wps_ie))
792 ret = os_snprintf(pos, end - pos, "%s", txt);
793 if (ret >= 0 && ret < end - pos)
798 #endif /* CONFIG_WPS */
801 static char * wpa_supplicant_wps_ie_txt(char *pos, char *end,
802 const struct wpa_bss *bss)
805 struct wpabuf *wps_ie;
806 wps_ie = wpa_bss_get_vendor_ie_multi(bss, WPS_IE_VENDOR_TYPE);
807 return wpa_supplicant_wps_ie_txt_buf(pos, end, wps_ie);
808 #else /* CONFIG_WPS */
810 #endif /* CONFIG_WPS */
814 /* Format one result on one text line into a buffer. */
815 static int wpa_supplicant_ctrl_iface_scan_result(
816 const struct wpa_bss *bss, char *buf, size_t buflen)
825 ret = os_snprintf(pos, end - pos, MACSTR "\t%d\t%d\t",
826 MAC2STR(bss->bssid), bss->freq, bss->level);
827 if (ret < 0 || ret >= end - pos)
830 ie = wpa_bss_get_vendor_ie(bss, WPA_IE_VENDOR_TYPE);
832 pos = wpa_supplicant_ie_txt(pos, end, "WPA", ie, 2 + ie[1]);
833 ie2 = wpa_bss_get_ie(bss, WLAN_EID_RSN);
835 pos = wpa_supplicant_ie_txt(pos, end, "WPA2", ie2, 2 + ie2[1]);
836 pos = wpa_supplicant_wps_ie_txt(pos, end, bss);
837 if (!ie && !ie2 && bss->caps & IEEE80211_CAP_PRIVACY) {
838 ret = os_snprintf(pos, end - pos, "[WEP]");
839 if (ret < 0 || ret >= end - pos)
843 if (bss->caps & IEEE80211_CAP_IBSS) {
844 ret = os_snprintf(pos, end - pos, "[IBSS]");
845 if (ret < 0 || ret >= end - pos)
849 if (bss->caps & IEEE80211_CAP_ESS) {
850 ret = os_snprintf(pos, end - pos, "[ESS]");
851 if (ret < 0 || ret >= end - pos)
856 ret = os_snprintf(pos, end - pos, "\t%s",
857 wpa_ssid_txt(bss->ssid, bss->ssid_len));
858 if (ret < 0 || ret >= end - pos)
862 ret = os_snprintf(pos, end - pos, "\n");
863 if (ret < 0 || ret >= end - pos)
871 static int wpa_supplicant_ctrl_iface_scan_results(
872 struct wpa_supplicant *wpa_s, char *buf, size_t buflen)
880 ret = os_snprintf(pos, end - pos, "bssid / frequency / signal level / "
882 if (ret < 0 || ret >= end - pos)
886 dl_list_for_each(bss, &wpa_s->bss_id, struct wpa_bss, list_id) {
887 ret = wpa_supplicant_ctrl_iface_scan_result(bss, pos,
889 if (ret < 0 || ret >= end - pos)
898 static int wpa_supplicant_ctrl_iface_select_network(
899 struct wpa_supplicant *wpa_s, char *cmd)
902 struct wpa_ssid *ssid;
904 /* cmd: "<network id>" or "any" */
905 if (os_strcmp(cmd, "any") == 0) {
906 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SELECT_NETWORK any");
910 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SELECT_NETWORK id=%d", id);
912 ssid = wpa_config_get_network(wpa_s->conf, id);
914 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
915 "network id=%d", id);
920 wpa_supplicant_select_network(wpa_s, ssid);
926 static int wpa_supplicant_ctrl_iface_enable_network(
927 struct wpa_supplicant *wpa_s, char *cmd)
930 struct wpa_ssid *ssid;
932 /* cmd: "<network id>" or "all" */
933 if (os_strcmp(cmd, "all") == 0) {
934 wpa_printf(MSG_DEBUG, "CTRL_IFACE: ENABLE_NETWORK all");
938 wpa_printf(MSG_DEBUG, "CTRL_IFACE: ENABLE_NETWORK id=%d", id);
940 ssid = wpa_config_get_network(wpa_s->conf, id);
942 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
943 "network id=%d", id);
947 wpa_supplicant_enable_network(wpa_s, ssid);
953 static int wpa_supplicant_ctrl_iface_disable_network(
954 struct wpa_supplicant *wpa_s, char *cmd)
957 struct wpa_ssid *ssid;
959 /* cmd: "<network id>" or "all" */
960 if (os_strcmp(cmd, "all") == 0) {
961 wpa_printf(MSG_DEBUG, "CTRL_IFACE: DISABLE_NETWORK all");
965 wpa_printf(MSG_DEBUG, "CTRL_IFACE: DISABLE_NETWORK id=%d", id);
967 ssid = wpa_config_get_network(wpa_s->conf, id);
969 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
970 "network id=%d", id);
974 wpa_supplicant_disable_network(wpa_s, ssid);
980 static int wpa_supplicant_ctrl_iface_add_network(
981 struct wpa_supplicant *wpa_s, char *buf, size_t buflen)
983 struct wpa_ssid *ssid;
986 wpa_printf(MSG_DEBUG, "CTRL_IFACE: ADD_NETWORK");
988 ssid = wpa_config_add_network(wpa_s->conf);
992 wpas_notify_network_added(wpa_s, ssid);
995 wpa_config_set_network_defaults(ssid);
997 ret = os_snprintf(buf, buflen, "%d\n", ssid->id);
998 if (ret < 0 || (size_t) ret >= buflen)
1004 static int wpa_supplicant_ctrl_iface_remove_network(
1005 struct wpa_supplicant *wpa_s, char *cmd)
1008 struct wpa_ssid *ssid;
1010 /* cmd: "<network id>" or "all" */
1011 if (os_strcmp(cmd, "all") == 0) {
1012 wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_NETWORK all");
1013 ssid = wpa_s->conf->ssid;
1015 struct wpa_ssid *remove_ssid = ssid;
1018 wpas_notify_network_removed(wpa_s, remove_ssid);
1019 wpa_config_remove_network(wpa_s->conf, id);
1021 if (wpa_s->current_ssid) {
1022 eapol_sm_invalidate_cached_session(wpa_s->eapol);
1023 wpa_supplicant_disassociate(wpa_s,
1024 WLAN_REASON_DEAUTH_LEAVING);
1030 wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_NETWORK id=%d", id);
1032 ssid = wpa_config_get_network(wpa_s->conf, id);
1034 wpa_config_remove_network(wpa_s->conf, id) < 0) {
1035 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find network "
1040 if (ssid == wpa_s->current_ssid) {
1042 * Invalidate the EAP session cache if the current network is
1045 eapol_sm_invalidate_cached_session(wpa_s->eapol);
1047 wpa_supplicant_disassociate(wpa_s, WLAN_REASON_DEAUTH_LEAVING);
1054 static int wpa_supplicant_ctrl_iface_set_network(
1055 struct wpa_supplicant *wpa_s, char *cmd)
1058 struct wpa_ssid *ssid;
1061 /* cmd: "<network id> <variable name> <value>" */
1062 name = os_strchr(cmd, ' ');
1067 value = os_strchr(name, ' ');
1073 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SET_NETWORK id=%d name='%s'",
1075 wpa_hexdump_ascii_key(MSG_DEBUG, "CTRL_IFACE: value",
1076 (u8 *) value, os_strlen(value));
1078 ssid = wpa_config_get_network(wpa_s->conf, id);
1080 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find network "
1085 if (wpa_config_set(ssid, name, value, 0) < 0) {
1086 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Failed to set network "
1087 "variable '%s'", name);
1091 if (wpa_s->current_ssid == ssid) {
1093 * Invalidate the EAP session cache if anything in the current
1094 * configuration changes.
1096 eapol_sm_invalidate_cached_session(wpa_s->eapol);
1099 if ((os_strcmp(name, "psk") == 0 &&
1100 value[0] == '"' && ssid->ssid_len) ||
1101 (os_strcmp(name, "ssid") == 0 && ssid->passphrase))
1102 wpa_config_update_psk(ssid);
1103 else if (os_strcmp(name, "priority") == 0)
1104 wpa_config_update_prio_list(wpa_s->conf);
1110 static int wpa_supplicant_ctrl_iface_get_network(
1111 struct wpa_supplicant *wpa_s, char *cmd, char *buf, size_t buflen)
1115 struct wpa_ssid *ssid;
1118 /* cmd: "<network id> <variable name>" */
1119 name = os_strchr(cmd, ' ');
1120 if (name == NULL || buflen == 0)
1125 wpa_printf(MSG_DEBUG, "CTRL_IFACE: GET_NETWORK id=%d name='%s'",
1128 ssid = wpa_config_get_network(wpa_s->conf, id);
1130 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find network "
1135 value = wpa_config_get_no_key(ssid, name);
1136 if (value == NULL) {
1137 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Failed to get network "
1138 "variable '%s'", name);
1142 res = os_strlcpy(buf, value, buflen);
1143 if (res >= buflen) {
1154 #ifndef CONFIG_NO_CONFIG_WRITE
1155 static int wpa_supplicant_ctrl_iface_save_config(struct wpa_supplicant *wpa_s)
1159 if (!wpa_s->conf->update_config) {
1160 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Not allowed "
1161 "to update configuration (update_config=0)");
1165 ret = wpa_config_write(wpa_s->confname, wpa_s->conf);
1167 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Failed to "
1168 "update configuration");
1170 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Configuration"
1176 #endif /* CONFIG_NO_CONFIG_WRITE */
1179 static int ctrl_iface_get_capability_pairwise(int res, char *strict,
1180 struct wpa_driver_capa *capa,
1181 char *buf, size_t buflen)
1193 len = os_strlcpy(buf, "CCMP TKIP NONE", buflen);
1199 if (capa->enc & WPA_DRIVER_CAPA_ENC_CCMP) {
1200 ret = os_snprintf(pos, end - pos, "%sCCMP", first ? "" : " ");
1201 if (ret < 0 || ret >= end - pos)
1207 if (capa->enc & WPA_DRIVER_CAPA_ENC_TKIP) {
1208 ret = os_snprintf(pos, end - pos, "%sTKIP", first ? "" : " ");
1209 if (ret < 0 || ret >= end - pos)
1215 if (capa->key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_WPA_NONE) {
1216 ret = os_snprintf(pos, end - pos, "%sNONE", first ? "" : " ");
1217 if (ret < 0 || ret >= end - pos)
1227 static int ctrl_iface_get_capability_group(int res, char *strict,
1228 struct wpa_driver_capa *capa,
1229 char *buf, size_t buflen)
1241 len = os_strlcpy(buf, "CCMP TKIP WEP104 WEP40", buflen);
1247 if (capa->enc & WPA_DRIVER_CAPA_ENC_CCMP) {
1248 ret = os_snprintf(pos, end - pos, "%sCCMP", first ? "" : " ");
1249 if (ret < 0 || ret >= end - pos)
1255 if (capa->enc & WPA_DRIVER_CAPA_ENC_TKIP) {
1256 ret = os_snprintf(pos, end - pos, "%sTKIP", first ? "" : " ");
1257 if (ret < 0 || ret >= end - pos)
1263 if (capa->enc & WPA_DRIVER_CAPA_ENC_WEP104) {
1264 ret = os_snprintf(pos, end - pos, "%sWEP104",
1266 if (ret < 0 || ret >= end - pos)
1272 if (capa->enc & WPA_DRIVER_CAPA_ENC_WEP40) {
1273 ret = os_snprintf(pos, end - pos, "%sWEP40", first ? "" : " ");
1274 if (ret < 0 || ret >= end - pos)
1284 static int ctrl_iface_get_capability_key_mgmt(int res, char *strict,
1285 struct wpa_driver_capa *capa,
1286 char *buf, size_t buflen)
1298 len = os_strlcpy(buf, "WPA-PSK WPA-EAP IEEE8021X WPA-NONE "
1305 ret = os_snprintf(pos, end - pos, "NONE IEEE8021X");
1306 if (ret < 0 || ret >= end - pos)
1310 if (capa->key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA |
1311 WPA_DRIVER_CAPA_KEY_MGMT_WPA2)) {
1312 ret = os_snprintf(pos, end - pos, " WPA-EAP");
1313 if (ret < 0 || ret >= end - pos)
1318 if (capa->key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA_PSK |
1319 WPA_DRIVER_CAPA_KEY_MGMT_WPA2_PSK)) {
1320 ret = os_snprintf(pos, end - pos, " WPA-PSK");
1321 if (ret < 0 || ret >= end - pos)
1326 if (capa->key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_WPA_NONE) {
1327 ret = os_snprintf(pos, end - pos, " WPA-NONE");
1328 if (ret < 0 || ret >= end - pos)
1337 static int ctrl_iface_get_capability_proto(int res, char *strict,
1338 struct wpa_driver_capa *capa,
1339 char *buf, size_t buflen)
1351 len = os_strlcpy(buf, "RSN WPA", buflen);
1357 if (capa->key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA2 |
1358 WPA_DRIVER_CAPA_KEY_MGMT_WPA2_PSK)) {
1359 ret = os_snprintf(pos, end - pos, "%sRSN", first ? "" : " ");
1360 if (ret < 0 || ret >= end - pos)
1366 if (capa->key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA |
1367 WPA_DRIVER_CAPA_KEY_MGMT_WPA_PSK)) {
1368 ret = os_snprintf(pos, end - pos, "%sWPA", first ? "" : " ");
1369 if (ret < 0 || ret >= end - pos)
1379 static int ctrl_iface_get_capability_auth_alg(int res, char *strict,
1380 struct wpa_driver_capa *capa,
1381 char *buf, size_t buflen)
1393 len = os_strlcpy(buf, "OPEN SHARED LEAP", buflen);
1399 if (capa->auth & (WPA_DRIVER_AUTH_OPEN)) {
1400 ret = os_snprintf(pos, end - pos, "%sOPEN", first ? "" : " ");
1401 if (ret < 0 || ret >= end - pos)
1407 if (capa->auth & (WPA_DRIVER_AUTH_SHARED)) {
1408 ret = os_snprintf(pos, end - pos, "%sSHARED",
1410 if (ret < 0 || ret >= end - pos)
1416 if (capa->auth & (WPA_DRIVER_AUTH_LEAP)) {
1417 ret = os_snprintf(pos, end - pos, "%sLEAP", first ? "" : " ");
1418 if (ret < 0 || ret >= end - pos)
1428 static int wpa_supplicant_ctrl_iface_get_capability(
1429 struct wpa_supplicant *wpa_s, const char *_field, char *buf,
1432 struct wpa_driver_capa capa;
1438 /* Determine whether or not strict checking was requested */
1439 len = os_strlcpy(field, _field, sizeof(field));
1440 if (len >= sizeof(field))
1442 strict = os_strchr(field, ' ');
1443 if (strict != NULL) {
1445 if (os_strcmp(strict, "strict") != 0)
1449 wpa_printf(MSG_DEBUG, "CTRL_IFACE: GET_CAPABILITY '%s' %s",
1450 field, strict ? strict : "");
1452 if (os_strcmp(field, "eap") == 0) {
1453 return eap_get_names(buf, buflen);
1456 res = wpa_drv_get_capa(wpa_s, &capa);
1458 if (os_strcmp(field, "pairwise") == 0)
1459 return ctrl_iface_get_capability_pairwise(res, strict, &capa,
1462 if (os_strcmp(field, "group") == 0)
1463 return ctrl_iface_get_capability_group(res, strict, &capa,
1466 if (os_strcmp(field, "key_mgmt") == 0)
1467 return ctrl_iface_get_capability_key_mgmt(res, strict, &capa,
1470 if (os_strcmp(field, "proto") == 0)
1471 return ctrl_iface_get_capability_proto(res, strict, &capa,
1474 if (os_strcmp(field, "auth_alg") == 0)
1475 return ctrl_iface_get_capability_auth_alg(res, strict, &capa,
1478 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Unknown GET_CAPABILITY field '%s'",
1485 static int wpa_supplicant_ctrl_iface_bss(struct wpa_supplicant *wpa_s,
1486 const char *cmd, char *buf,
1491 struct wpa_bss *bss;
1496 if (os_strcmp(cmd, "FIRST") == 0)
1497 bss = dl_list_first(&wpa_s->bss, struct wpa_bss, list);
1498 else if (os_strncmp(cmd, "ID-", 3) == 0) {
1500 bss = wpa_bss_get_id(wpa_s, i);
1501 } else if (os_strncmp(cmd, "NEXT-", 5) == 0) {
1503 bss = wpa_bss_get_id(wpa_s, i);
1505 struct dl_list *next = bss->list_id.next;
1506 if (next == &wpa_s->bss_id)
1509 bss = dl_list_entry(next, struct wpa_bss,
1512 } else if (hwaddr_aton(cmd, bssid) == 0)
1513 bss = wpa_bss_get_bssid(wpa_s, bssid);
1515 struct wpa_bss *tmp;
1518 dl_list_for_each(tmp, &wpa_s->bss_id, struct wpa_bss, list_id)
1532 ret = os_snprintf(pos, end - pos,
1534 "bssid=" MACSTR "\n"
1537 "capabilities=0x%04x\n"
1544 MAC2STR(bss->bssid), bss->freq, bss->beacon_int,
1545 bss->caps, bss->qual, bss->noise, bss->level,
1546 (unsigned long long) bss->tsf);
1547 if (ret < 0 || ret >= end - pos)
1551 ie = (const u8 *) (bss + 1);
1552 for (i = 0; i < bss->ie_len; i++) {
1553 ret = os_snprintf(pos, end - pos, "%02x", *ie++);
1554 if (ret < 0 || ret >= end - pos)
1559 ret = os_snprintf(pos, end - pos, "\n");
1560 if (ret < 0 || ret >= end - pos)
1564 ret = os_snprintf(pos, end - pos, "flags=");
1565 if (ret < 0 || ret >= end - pos)
1569 ie = wpa_bss_get_vendor_ie(bss, WPA_IE_VENDOR_TYPE);
1571 pos = wpa_supplicant_ie_txt(pos, end, "WPA", ie, 2 + ie[1]);
1572 ie2 = wpa_bss_get_ie(bss, WLAN_EID_RSN);
1574 pos = wpa_supplicant_ie_txt(pos, end, "WPA2", ie2, 2 + ie2[1]);
1575 pos = wpa_supplicant_wps_ie_txt(pos, end, bss);
1576 if (!ie && !ie2 && bss->caps & IEEE80211_CAP_PRIVACY) {
1577 ret = os_snprintf(pos, end - pos, "[WEP]");
1578 if (ret < 0 || ret >= end - pos)
1582 if (bss->caps & IEEE80211_CAP_IBSS) {
1583 ret = os_snprintf(pos, end - pos, "[IBSS]");
1584 if (ret < 0 || ret >= end - pos)
1588 if (bss->caps & IEEE80211_CAP_ESS) {
1589 ret = os_snprintf(pos, end - pos, "[ESS]");
1590 if (ret < 0 || ret >= end - pos)
1595 ret = os_snprintf(pos, end - pos, "\n");
1596 if (ret < 0 || ret >= end - pos)
1600 ret = os_snprintf(pos, end - pos, "ssid=%s\n",
1601 wpa_ssid_txt(bss->ssid, bss->ssid_len));
1602 if (ret < 0 || ret >= end - pos)
1607 ie = (const u8 *) (bss + 1);
1608 ret = wpas_wps_scan_result_text(ie, bss->ie_len, pos, end);
1609 if (ret < 0 || ret >= end - pos)
1612 #endif /* CONFIG_WPS */
1618 static int wpa_supplicant_ctrl_iface_ap_scan(
1619 struct wpa_supplicant *wpa_s, char *cmd)
1621 int ap_scan = atoi(cmd);
1622 return wpa_supplicant_set_ap_scan(wpa_s, ap_scan);
1626 static void wpa_supplicant_ctrl_iface_drop_sa(struct wpa_supplicant *wpa_s)
1628 u8 *bcast = (u8 *) "\xff\xff\xff\xff\xff\xff";
1630 wpa_printf(MSG_DEBUG, "Dropping SA without deauthentication");
1631 /* MLME-DELETEKEYS.request */
1632 wpa_drv_set_key(wpa_s, WPA_ALG_NONE, bcast, 0, 0, NULL, 0, NULL, 0);
1633 wpa_drv_set_key(wpa_s, WPA_ALG_NONE, bcast, 1, 0, NULL, 0, NULL, 0);
1634 wpa_drv_set_key(wpa_s, WPA_ALG_NONE, bcast, 2, 0, NULL, 0, NULL, 0);
1635 wpa_drv_set_key(wpa_s, WPA_ALG_NONE, bcast, 3, 0, NULL, 0, NULL, 0);
1636 #ifdef CONFIG_IEEE80211W
1637 wpa_drv_set_key(wpa_s, WPA_ALG_NONE, bcast, 4, 0, NULL, 0, NULL, 0);
1638 wpa_drv_set_key(wpa_s, WPA_ALG_NONE, bcast, 5, 0, NULL, 0, NULL, 0);
1639 #endif /* CONFIG_IEEE80211W */
1641 wpa_drv_set_key(wpa_s, WPA_ALG_NONE, wpa_s->bssid, 0, 0, NULL, 0, NULL,
1643 /* MLME-SETPROTECTION.request(None) */
1644 wpa_drv_mlme_setprotection(wpa_s, wpa_s->bssid,
1645 MLME_SETPROTECTION_PROTECT_TYPE_NONE,
1646 MLME_SETPROTECTION_KEY_TYPE_PAIRWISE);
1647 wpa_sm_drop_sa(wpa_s->wpa);
1651 char * wpa_supplicant_ctrl_iface_process(struct wpa_supplicant *wpa_s,
1652 char *buf, size_t *resp_len)
1655 const int reply_size = 2048;
1659 if (os_strncmp(buf, WPA_CTRL_RSP, os_strlen(WPA_CTRL_RSP)) == 0 ||
1660 os_strncmp(buf, "SET_NETWORK ", 12) == 0) {
1661 wpa_hexdump_ascii_key(MSG_DEBUG, "RX ctrl_iface",
1662 (const u8 *) buf, os_strlen(buf));
1664 wpa_hexdump_ascii(MSG_DEBUG, "RX ctrl_iface",
1665 (const u8 *) buf, os_strlen(buf));
1668 reply = os_malloc(reply_size);
1669 if (reply == NULL) {
1674 os_memcpy(reply, "OK\n", 3);
1677 if (os_strcmp(buf, "PING") == 0) {
1678 os_memcpy(reply, "PONG\n", 5);
1680 } else if (os_strcmp(buf, "MIB") == 0) {
1681 reply_len = wpa_sm_get_mib(wpa_s->wpa, reply, reply_size);
1682 if (reply_len >= 0) {
1684 res = eapol_sm_get_mib(wpa_s->eapol, reply + reply_len,
1685 reply_size - reply_len);
1691 } else if (os_strncmp(buf, "STATUS", 6) == 0) {
1692 reply_len = wpa_supplicant_ctrl_iface_status(
1693 wpa_s, buf + 6, reply, reply_size);
1694 } else if (os_strcmp(buf, "PMKSA") == 0) {
1695 reply_len = wpa_sm_pmksa_cache_list(wpa_s->wpa, reply,
1697 } else if (os_strncmp(buf, "SET ", 4) == 0) {
1698 if (wpa_supplicant_ctrl_iface_set(wpa_s, buf + 4))
1700 } else if (os_strcmp(buf, "LOGON") == 0) {
1701 eapol_sm_notify_logoff(wpa_s->eapol, FALSE);
1702 } else if (os_strcmp(buf, "LOGOFF") == 0) {
1703 eapol_sm_notify_logoff(wpa_s->eapol, TRUE);
1704 } else if (os_strcmp(buf, "REASSOCIATE") == 0) {
1705 wpa_s->disconnected = 0;
1706 wpa_s->reassociate = 1;
1707 wpa_supplicant_req_scan(wpa_s, 0, 0);
1708 } else if (os_strcmp(buf, "RECONNECT") == 0) {
1709 if (wpa_s->disconnected) {
1710 wpa_s->disconnected = 0;
1711 wpa_s->reassociate = 1;
1712 wpa_supplicant_req_scan(wpa_s, 0, 0);
1714 #ifdef IEEE8021X_EAPOL
1715 } else if (os_strncmp(buf, "PREAUTH ", 8) == 0) {
1716 if (wpa_supplicant_ctrl_iface_preauth(wpa_s, buf + 8))
1718 #endif /* IEEE8021X_EAPOL */
1719 #ifdef CONFIG_PEERKEY
1720 } else if (os_strncmp(buf, "STKSTART ", 9) == 0) {
1721 if (wpa_supplicant_ctrl_iface_stkstart(wpa_s, buf + 9))
1723 #endif /* CONFIG_PEERKEY */
1724 #ifdef CONFIG_IEEE80211R
1725 } else if (os_strncmp(buf, "FT_DS ", 6) == 0) {
1726 if (wpa_supplicant_ctrl_iface_ft_ds(wpa_s, buf + 6))
1728 #endif /* CONFIG_IEEE80211R */
1730 } else if (os_strcmp(buf, "WPS_PBC") == 0) {
1731 if (wpa_supplicant_ctrl_iface_wps_pbc(wpa_s, NULL))
1733 } else if (os_strncmp(buf, "WPS_PBC ", 8) == 0) {
1734 if (wpa_supplicant_ctrl_iface_wps_pbc(wpa_s, buf + 8))
1736 } else if (os_strncmp(buf, "WPS_PIN ", 8) == 0) {
1737 reply_len = wpa_supplicant_ctrl_iface_wps_pin(wpa_s, buf + 8,
1740 #ifdef CONFIG_WPS_OOB
1741 } else if (os_strncmp(buf, "WPS_OOB ", 8) == 0) {
1742 if (wpa_supplicant_ctrl_iface_wps_oob(wpa_s, buf + 8))
1744 #endif /* CONFIG_WPS_OOB */
1745 } else if (os_strncmp(buf, "WPS_REG ", 8) == 0) {
1746 if (wpa_supplicant_ctrl_iface_wps_reg(wpa_s, buf + 8))
1748 #ifdef CONFIG_WPS_ER
1749 } else if (os_strcmp(buf, "WPS_ER_START") == 0) {
1750 if (wpas_wps_er_start(wpa_s))
1752 } else if (os_strcmp(buf, "WPS_ER_STOP") == 0) {
1753 if (wpas_wps_er_stop(wpa_s))
1755 } else if (os_strncmp(buf, "WPS_ER_PIN ", 11) == 0) {
1756 if (wpa_supplicant_ctrl_iface_wps_er_pin(wpa_s, buf + 11))
1758 } else if (os_strncmp(buf, "WPS_ER_PBC ", 11) == 0) {
1759 if (wpas_wps_er_pbc(wpa_s, buf + 11))
1761 } else if (os_strncmp(buf, "WPS_ER_LEARN ", 13) == 0) {
1762 if (wpa_supplicant_ctrl_iface_wps_er_learn(wpa_s, buf + 13))
1764 #endif /* CONFIG_WPS_ER */
1765 #endif /* CONFIG_WPS */
1766 #ifdef CONFIG_IBSS_RSN
1767 } else if (os_strncmp(buf, "IBSS_RSN ", 9) == 0) {
1768 if (wpa_supplicant_ctrl_iface_ibss_rsn(wpa_s, buf + 9))
1770 #endif /* CONFIG_IBSS_RSN */
1771 } else if (os_strncmp(buf, WPA_CTRL_RSP, os_strlen(WPA_CTRL_RSP)) == 0)
1773 if (wpa_supplicant_ctrl_iface_ctrl_rsp(
1774 wpa_s, buf + os_strlen(WPA_CTRL_RSP)))
1778 } else if (os_strcmp(buf, "RECONFIGURE") == 0) {
1779 if (wpa_supplicant_reload_configuration(wpa_s))
1781 } else if (os_strcmp(buf, "TERMINATE") == 0) {
1782 wpa_supplicant_terminate_proc(wpa_s->global);
1783 } else if (os_strncmp(buf, "BSSID ", 6) == 0) {
1784 if (wpa_supplicant_ctrl_iface_bssid(wpa_s, buf + 6))
1786 } else if (os_strcmp(buf, "LIST_NETWORKS") == 0) {
1787 reply_len = wpa_supplicant_ctrl_iface_list_networks(
1788 wpa_s, reply, reply_size);
1789 } else if (os_strcmp(buf, "DISCONNECT") == 0) {
1790 wpa_s->reassociate = 0;
1791 wpa_s->disconnected = 1;
1792 wpa_supplicant_disassociate(wpa_s, WLAN_REASON_DEAUTH_LEAVING);
1793 } else if (os_strcmp(buf, "SCAN") == 0) {
1794 wpa_s->scan_req = 2;
1795 wpa_supplicant_req_scan(wpa_s, 0, 0);
1796 } else if (os_strcmp(buf, "SCAN_RESULTS") == 0) {
1797 reply_len = wpa_supplicant_ctrl_iface_scan_results(
1798 wpa_s, reply, reply_size);
1799 } else if (os_strncmp(buf, "SELECT_NETWORK ", 15) == 0) {
1800 if (wpa_supplicant_ctrl_iface_select_network(wpa_s, buf + 15))
1802 } else if (os_strncmp(buf, "ENABLE_NETWORK ", 15) == 0) {
1803 if (wpa_supplicant_ctrl_iface_enable_network(wpa_s, buf + 15))
1805 } else if (os_strncmp(buf, "DISABLE_NETWORK ", 16) == 0) {
1806 if (wpa_supplicant_ctrl_iface_disable_network(wpa_s, buf + 16))
1808 } else if (os_strcmp(buf, "ADD_NETWORK") == 0) {
1809 reply_len = wpa_supplicant_ctrl_iface_add_network(
1810 wpa_s, reply, reply_size);
1811 } else if (os_strncmp(buf, "REMOVE_NETWORK ", 15) == 0) {
1812 if (wpa_supplicant_ctrl_iface_remove_network(wpa_s, buf + 15))
1814 } else if (os_strncmp(buf, "SET_NETWORK ", 12) == 0) {
1815 if (wpa_supplicant_ctrl_iface_set_network(wpa_s, buf + 12))
1817 } else if (os_strncmp(buf, "GET_NETWORK ", 12) == 0) {
1818 reply_len = wpa_supplicant_ctrl_iface_get_network(
1819 wpa_s, buf + 12, reply, reply_size);
1820 #ifndef CONFIG_NO_CONFIG_WRITE
1821 } else if (os_strcmp(buf, "SAVE_CONFIG") == 0) {
1822 if (wpa_supplicant_ctrl_iface_save_config(wpa_s))
1824 #endif /* CONFIG_NO_CONFIG_WRITE */
1825 } else if (os_strncmp(buf, "GET_CAPABILITY ", 15) == 0) {
1826 reply_len = wpa_supplicant_ctrl_iface_get_capability(
1827 wpa_s, buf + 15, reply, reply_size);
1828 } else if (os_strncmp(buf, "AP_SCAN ", 8) == 0) {
1829 if (wpa_supplicant_ctrl_iface_ap_scan(wpa_s, buf + 8))
1831 } else if (os_strcmp(buf, "INTERFACE_LIST") == 0) {
1832 reply_len = wpa_supplicant_global_iface_list(
1833 wpa_s->global, reply, reply_size);
1834 } else if (os_strcmp(buf, "INTERFACES") == 0) {
1835 reply_len = wpa_supplicant_global_iface_interfaces(
1836 wpa_s->global, reply, reply_size);
1837 } else if (os_strncmp(buf, "BSS ", 4) == 0) {
1838 reply_len = wpa_supplicant_ctrl_iface_bss(
1839 wpa_s, buf + 4, reply, reply_size);
1841 } else if (os_strcmp(buf, "STA-FIRST") == 0) {
1842 reply_len = ap_ctrl_iface_sta_first(wpa_s, reply, reply_size);
1843 } else if (os_strncmp(buf, "STA ", 4) == 0) {
1844 reply_len = ap_ctrl_iface_sta(wpa_s, buf + 4, reply,
1846 } else if (os_strncmp(buf, "STA-NEXT ", 9) == 0) {
1847 reply_len = ap_ctrl_iface_sta_next(wpa_s, buf + 9, reply,
1849 #endif /* CONFIG_AP */
1850 } else if (os_strcmp(buf, "SUSPEND") == 0) {
1851 wpas_notify_suspend(wpa_s->global);
1852 } else if (os_strcmp(buf, "RESUME") == 0) {
1853 wpas_notify_resume(wpa_s->global);
1854 } else if (os_strcmp(buf, "DROP_SA") == 0) {
1855 wpa_supplicant_ctrl_iface_drop_sa(wpa_s);
1857 os_memcpy(reply, "UNKNOWN COMMAND\n", 16);
1861 if (reply_len < 0) {
1862 os_memcpy(reply, "FAIL\n", 5);
1867 eapol_sm_notify_ctrl_response(wpa_s->eapol);
1869 *resp_len = reply_len;
1874 static int wpa_supplicant_global_iface_add(struct wpa_global *global,
1877 struct wpa_interface iface;
1881 * <ifname>TAB<confname>TAB<driver>TAB<ctrl_interface>TAB<driver_param>
1882 * TAB<bridge_ifname>
1884 wpa_printf(MSG_DEBUG, "CTRL_IFACE GLOBAL INTERFACE_ADD '%s'", cmd);
1886 os_memset(&iface, 0, sizeof(iface));
1889 iface.ifname = pos = cmd;
1890 pos = os_strchr(pos, '\t');
1893 if (iface.ifname[0] == '\0')
1898 iface.confname = pos;
1899 pos = os_strchr(pos, '\t');
1902 if (iface.confname[0] == '\0')
1903 iface.confname = NULL;
1908 pos = os_strchr(pos, '\t');
1911 if (iface.driver[0] == '\0')
1912 iface.driver = NULL;
1916 iface.ctrl_interface = pos;
1917 pos = os_strchr(pos, '\t');
1920 if (iface.ctrl_interface[0] == '\0')
1921 iface.ctrl_interface = NULL;
1925 iface.driver_param = pos;
1926 pos = os_strchr(pos, '\t');
1929 if (iface.driver_param[0] == '\0')
1930 iface.driver_param = NULL;
1934 iface.bridge_ifname = pos;
1935 pos = os_strchr(pos, '\t');
1938 if (iface.bridge_ifname[0] == '\0')
1939 iface.bridge_ifname = NULL;
1944 if (wpa_supplicant_get_iface(global, iface.ifname))
1947 return wpa_supplicant_add_iface(global, &iface) ? 0 : -1;
1951 static int wpa_supplicant_global_iface_remove(struct wpa_global *global,
1954 struct wpa_supplicant *wpa_s;
1956 wpa_printf(MSG_DEBUG, "CTRL_IFACE GLOBAL INTERFACE_REMOVE '%s'", cmd);
1958 wpa_s = wpa_supplicant_get_iface(global, cmd);
1961 return wpa_supplicant_remove_iface(global, wpa_s);
1965 static void wpa_free_iface_info(struct wpa_interface_info *iface)
1967 struct wpa_interface_info *prev;
1971 iface = iface->next;
1973 os_free(prev->ifname);
1974 os_free(prev->desc);
1980 static int wpa_supplicant_global_iface_list(struct wpa_global *global,
1984 struct wpa_interface_info *iface = NULL, *last = NULL, *tmp;
1987 for (i = 0; wpa_drivers[i]; i++) {
1988 struct wpa_driver_ops *drv = wpa_drivers[i];
1989 if (drv->get_interfaces == NULL)
1991 tmp = drv->get_interfaces(global->drv_priv);
2005 for (tmp = iface; tmp; tmp = tmp->next) {
2006 res = os_snprintf(pos, end - pos, "%s\t%s\t%s\n",
2007 tmp->drv_name, tmp->ifname,
2008 tmp->desc ? tmp->desc : "");
2009 if (res < 0 || res >= end - pos) {
2016 wpa_free_iface_info(iface);
2022 static int wpa_supplicant_global_iface_interfaces(struct wpa_global *global,
2027 struct wpa_supplicant *wpa_s;
2029 wpa_s = global->ifaces;
2034 res = os_snprintf(pos, end - pos, "%s\n", wpa_s->ifname);
2035 if (res < 0 || res >= end - pos) {
2040 wpa_s = wpa_s->next;
2046 char * wpa_supplicant_global_ctrl_iface_process(struct wpa_global *global,
2047 char *buf, size_t *resp_len)
2050 const int reply_size = 2048;
2053 wpa_hexdump_ascii(MSG_DEBUG, "RX global ctrl_iface",
2054 (const u8 *) buf, os_strlen(buf));
2056 reply = os_malloc(reply_size);
2057 if (reply == NULL) {
2062 os_memcpy(reply, "OK\n", 3);
2065 if (os_strcmp(buf, "PING") == 0) {
2066 os_memcpy(reply, "PONG\n", 5);
2068 } else if (os_strncmp(buf, "INTERFACE_ADD ", 14) == 0) {
2069 if (wpa_supplicant_global_iface_add(global, buf + 14))
2071 } else if (os_strncmp(buf, "INTERFACE_REMOVE ", 17) == 0) {
2072 if (wpa_supplicant_global_iface_remove(global, buf + 17))
2074 } else if (os_strcmp(buf, "INTERFACE_LIST") == 0) {
2075 reply_len = wpa_supplicant_global_iface_list(
2076 global, reply, reply_size);
2077 } else if (os_strcmp(buf, "INTERFACES") == 0) {
2078 reply_len = wpa_supplicant_global_iface_interfaces(
2079 global, reply, reply_size);
2080 } else if (os_strcmp(buf, "TERMINATE") == 0) {
2081 wpa_supplicant_terminate_proc(global);
2082 } else if (os_strcmp(buf, "SUSPEND") == 0) {
2083 wpas_notify_suspend(global);
2084 } else if (os_strcmp(buf, "RESUME") == 0) {
2085 wpas_notify_resume(global);
2087 os_memcpy(reply, "UNKNOWN COMMAND\n", 16);
2091 if (reply_len < 0) {
2092 os_memcpy(reply, "FAIL\n", 5);
2096 *resp_len = reply_len;