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* WPA Supplicant / Control interface (shared code for all backends)
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* Copyright (c) 2004-2010, Jouni Malinen <j@w1.fi>
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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* Alternatively, this software may be distributed under the terms of BSD
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* See README and COPYING for more details.
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#include "utils/includes.h"
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#include "utils/common.h"
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#include "utils/eloop.h"
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#include "common/ieee802_11_defs.h"
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#include "common/wpa_ctrl.h"
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#include "eap_peer/eap.h"
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#include "eapol_supp/eapol_supp_sm.h"
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#include "rsn_supp/wpa.h"
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#include "rsn_supp/preauth.h"
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#include "rsn_supp/pmksa_cache.h"
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#include "l2_packet/l2_packet.h"
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#include "wpa_supplicant_i.h"
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#include "wps_supplicant.h"
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#include "ctrl_iface.h"
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extern struct wpa_driver_ops *wpa_drivers[];
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static int wpa_supplicant_global_iface_list(struct wpa_global *global,
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static int wpa_supplicant_global_iface_interfaces(struct wpa_global *global,
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static int wpa_supplicant_ctrl_iface_set(struct wpa_supplicant *wpa_s,
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value = os_strchr(cmd, ' ');
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wpa_printf(MSG_DEBUG, "CTRL_IFACE SET '%s'='%s'", cmd, value);
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if (os_strcasecmp(cmd, "EAPOL::heldPeriod") == 0) {
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eapol_sm_configure(wpa_s->eapol,
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atoi(value), -1, -1, -1);
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} else if (os_strcasecmp(cmd, "EAPOL::authPeriod") == 0) {
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eapol_sm_configure(wpa_s->eapol,
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-1, atoi(value), -1, -1);
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} else if (os_strcasecmp(cmd, "EAPOL::startPeriod") == 0) {
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eapol_sm_configure(wpa_s->eapol,
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-1, -1, atoi(value), -1);
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} else if (os_strcasecmp(cmd, "EAPOL::maxStart") == 0) {
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eapol_sm_configure(wpa_s->eapol,
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-1, -1, -1, atoi(value));
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} else if (os_strcasecmp(cmd, "dot11RSNAConfigPMKLifetime") == 0) {
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if (wpa_sm_set_param(wpa_s->wpa, RSNA_PMK_LIFETIME,
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} else if (os_strcasecmp(cmd, "dot11RSNAConfigPMKReauthThreshold") ==
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if (wpa_sm_set_param(wpa_s->wpa, RSNA_PMK_REAUTH_THRESHOLD,
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} else if (os_strcasecmp(cmd, "dot11RSNAConfigSATimeout") == 0) {
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if (wpa_sm_set_param(wpa_s->wpa, RSNA_SA_TIMEOUT, atoi(value)))
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#ifdef IEEE8021X_EAPOL
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static int wpa_supplicant_ctrl_iface_preauth(struct wpa_supplicant *wpa_s,
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struct wpa_ssid *ssid = wpa_s->current_ssid;
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if (hwaddr_aton(addr, bssid)) {
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wpa_printf(MSG_DEBUG, "CTRL_IFACE PREAUTH: invalid address "
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wpa_printf(MSG_DEBUG, "CTRL_IFACE PREAUTH " MACSTR, MAC2STR(bssid));
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rsn_preauth_deinit(wpa_s->wpa);
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if (rsn_preauth_init(wpa_s->wpa, bssid, ssid ? &ssid->eap : NULL))
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#endif /* IEEE8021X_EAPOL */
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#ifdef CONFIG_PEERKEY
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/* MLME-STKSTART.request(peer) */
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static int wpa_supplicant_ctrl_iface_stkstart(
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struct wpa_supplicant *wpa_s, char *addr)
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if (hwaddr_aton(addr, peer)) {
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wpa_printf(MSG_DEBUG, "CTRL_IFACE STKSTART: invalid "
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"address '%s'", addr);
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wpa_printf(MSG_DEBUG, "CTRL_IFACE STKSTART " MACSTR,
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return wpa_sm_stkstart(wpa_s->wpa, peer);
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#endif /* CONFIG_PEERKEY */
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#ifdef CONFIG_IEEE80211R
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static int wpa_supplicant_ctrl_iface_ft_ds(
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struct wpa_supplicant *wpa_s, char *addr)
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u8 target_ap[ETH_ALEN];
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if (hwaddr_aton(addr, target_ap)) {
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wpa_printf(MSG_DEBUG, "CTRL_IFACE FT_DS: invalid "
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"address '%s'", addr);
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wpa_printf(MSG_DEBUG, "CTRL_IFACE FT_DS " MACSTR, MAC2STR(target_ap));
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bss = wpa_bss_get_bssid(wpa_s, target_ap);
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mdie = wpa_bss_get_ie(bss, WLAN_EID_MOBILITY_DOMAIN);
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return wpa_ft_start_over_ds(wpa_s->wpa, target_ap, mdie);
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#endif /* CONFIG_IEEE80211R */
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static int wpa_supplicant_ctrl_iface_wps_pbc(struct wpa_supplicant *wpa_s,
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u8 bssid[ETH_ALEN], *_bssid = bssid;
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if (cmd == NULL || os_strcmp(cmd, "any") == 0)
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else if (hwaddr_aton(cmd, bssid)) {
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wpa_printf(MSG_DEBUG, "CTRL_IFACE WPS_PBC: invalid BSSID '%s'",
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return wpa_supplicant_ap_wps_pbc(wpa_s, _bssid);
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#endif /* CONFIG_AP */
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return wpas_wps_start_pbc(wpa_s, _bssid);
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static int wpa_supplicant_ctrl_iface_wps_pin(struct wpa_supplicant *wpa_s,
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char *cmd, char *buf,
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u8 bssid[ETH_ALEN], *_bssid = bssid;
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pin = os_strchr(cmd, ' ');
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if (os_strcmp(cmd, "any") == 0)
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else if (hwaddr_aton(cmd, bssid)) {
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wpa_printf(MSG_DEBUG, "CTRL_IFACE WPS_PIN: invalid BSSID '%s'",
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return wpa_supplicant_ap_wps_pin(wpa_s, _bssid, pin,
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#endif /* CONFIG_AP */
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ret = wpas_wps_start_pin(wpa_s, _bssid, pin);
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ret = os_snprintf(buf, buflen, "%s", pin);
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if (ret < 0 || (size_t) ret >= buflen)
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ret = wpas_wps_start_pin(wpa_s, _bssid, NULL);
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/* Return the generated PIN */
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ret = os_snprintf(buf, buflen, "%08d", ret);
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if (ret < 0 || (size_t) ret >= buflen)
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#ifdef CONFIG_WPS_OOB
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static int wpa_supplicant_ctrl_iface_wps_oob(struct wpa_supplicant *wpa_s,
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char *path, *method, *name;
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path = os_strchr(cmd, ' ');
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method = os_strchr(path, ' ');
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name = os_strchr(method, ' ');
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return wpas_wps_start_oob(wpa_s, cmd, path, method, name);
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#endif /* CONFIG_WPS_OOB */
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static int wpa_supplicant_ctrl_iface_wps_reg(struct wpa_supplicant *wpa_s,
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u8 bssid[ETH_ALEN], *_bssid = bssid;
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struct wps_new_ap_settings ap;
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pin = os_strchr(cmd, ' ');
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if (os_strcmp(cmd, "any") == 0)
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else if (hwaddr_aton(cmd, bssid)) {
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wpa_printf(MSG_DEBUG, "CTRL_IFACE WPS_REG: invalid BSSID '%s'",
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new_ssid = os_strchr(pin, ' ');
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if (new_ssid == NULL)
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return wpas_wps_start_reg(wpa_s, _bssid, pin, NULL);
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new_auth = os_strchr(new_ssid, ' ');
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if (new_auth == NULL)
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new_encr = os_strchr(new_auth, ' ');
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if (new_encr == NULL)
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new_key = os_strchr(new_encr, ' ');
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os_memset(&ap, 0, sizeof(ap));
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ap.ssid_hex = new_ssid;
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ap.key_hex = new_key;
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return wpas_wps_start_reg(wpa_s, _bssid, pin, &ap);
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static int wpa_supplicant_ctrl_iface_wps_er_pin(struct wpa_supplicant *wpa_s,
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char *uuid = cmd, *pin;
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pin = os_strchr(uuid, ' ');
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return wpas_wps_er_add_pin(wpa_s, uuid, pin);
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static int wpa_supplicant_ctrl_iface_wps_er_learn(struct wpa_supplicant *wpa_s,
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char *uuid = cmd, *pin;
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pin = os_strchr(uuid, ' ');
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return wpas_wps_er_learn(wpa_s, uuid, pin);
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#endif /* CONFIG_WPS_ER */
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#endif /* CONFIG_WPS */
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#ifdef CONFIG_IBSS_RSN
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static int wpa_supplicant_ctrl_iface_ibss_rsn(
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struct wpa_supplicant *wpa_s, char *addr)
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if (hwaddr_aton(addr, peer)) {
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wpa_printf(MSG_DEBUG, "CTRL_IFACE IBSS_RSN: invalid "
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"address '%s'", addr);
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wpa_printf(MSG_DEBUG, "CTRL_IFACE IBSS_RSN " MACSTR,
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return ibss_rsn_start(wpa_s->ibss_rsn, peer);
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#endif /* CONFIG_IBSS_RSN */
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static int wpa_supplicant_ctrl_iface_ctrl_rsp(struct wpa_supplicant *wpa_s,
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#ifdef IEEE8021X_EAPOL
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struct wpa_ssid *ssid;
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struct eap_peer_config *eap;
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pos = os_strchr(rsp, '-');
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pos = os_strchr(pos, ':');
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wpa_printf(MSG_DEBUG, "CTRL_IFACE: field=%s id=%d", rsp, id);
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wpa_hexdump_ascii_key(MSG_DEBUG, "CTRL_IFACE: value",
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(u8 *) pos, os_strlen(pos));
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ssid = wpa_config_get_network(wpa_s->conf, id);
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wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find SSID id=%d "
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if (os_strcmp(rsp, "IDENTITY") == 0) {
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os_free(eap->identity);
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eap->identity = (u8 *) os_strdup(pos);
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eap->identity_len = os_strlen(pos);
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eap->pending_req_identity = 0;
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if (ssid == wpa_s->current_ssid)
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wpa_s->reassociate = 1;
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} else if (os_strcmp(rsp, "PASSWORD") == 0) {
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os_free(eap->password);
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eap->password = (u8 *) os_strdup(pos);
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eap->password_len = os_strlen(pos);
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eap->pending_req_password = 0;
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if (ssid == wpa_s->current_ssid)
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wpa_s->reassociate = 1;
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} else if (os_strcmp(rsp, "NEW_PASSWORD") == 0) {
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os_free(eap->new_password);
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eap->new_password = (u8 *) os_strdup(pos);
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eap->new_password_len = os_strlen(pos);
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eap->pending_req_new_password = 0;
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if (ssid == wpa_s->current_ssid)
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wpa_s->reassociate = 1;
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} else if (os_strcmp(rsp, "PIN") == 0) {
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eap->pin = os_strdup(pos);
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eap->pending_req_pin = 0;
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if (ssid == wpa_s->current_ssid)
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wpa_s->reassociate = 1;
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} else if (os_strcmp(rsp, "OTP") == 0) {
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eap->otp = (u8 *) os_strdup(pos);
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eap->otp_len = os_strlen(pos);
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os_free(eap->pending_req_otp);
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eap->pending_req_otp = NULL;
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eap->pending_req_otp_len = 0;
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} else if (os_strcmp(rsp, "PASSPHRASE") == 0) {
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os_free(eap->private_key_passwd);
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eap->private_key_passwd = (u8 *) os_strdup(pos);
426
eap->pending_req_passphrase = 0;
427
if (ssid == wpa_s->current_ssid)
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wpa_s->reassociate = 1;
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wpa_printf(MSG_DEBUG, "CTRL_IFACE: Unknown field '%s'", rsp);
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#else /* IEEE8021X_EAPOL */
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wpa_printf(MSG_DEBUG, "CTRL_IFACE: 802.1X not included");
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#endif /* IEEE8021X_EAPOL */
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static int wpa_supplicant_ctrl_iface_status(struct wpa_supplicant *wpa_s,
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char *buf, size_t buflen)
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char *pos, *end, tmp[30];
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int res, verbose, ret;
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verbose = os_strcmp(params, "-VERBOSE") == 0;
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if (wpa_s->wpa_state >= WPA_ASSOCIATED) {
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struct wpa_ssid *ssid = wpa_s->current_ssid;
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ret = os_snprintf(pos, end - pos, "bssid=" MACSTR "\n",
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MAC2STR(wpa_s->bssid));
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if (ret < 0 || ret >= end - pos)
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u8 *_ssid = ssid->ssid;
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size_t ssid_len = ssid->ssid_len;
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u8 ssid_buf[MAX_SSID_LEN];
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int _res = wpa_drv_get_ssid(wpa_s, ssid_buf);
471
ret = os_snprintf(pos, end - pos, "ssid=%s\nid=%d\n",
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wpa_ssid_txt(_ssid, ssid_len),
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if (ret < 0 || ret >= end - pos)
479
ret = os_snprintf(pos, end - pos,
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if (ret < 0 || ret >= end - pos)
487
switch (ssid->mode) {
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case WPAS_MODE_INFRA:
489
ret = os_snprintf(pos, end - pos,
493
ret = os_snprintf(pos, end - pos,
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ret = os_snprintf(pos, end - pos,
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if (ret < 0 || ret >= end - pos)
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if (wpa_s->ap_iface) {
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pos += ap_ctrl_iface_wpa_get_status(wpa_s, pos,
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#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",
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wpa_supplicant_state_txt(wpa_s->wpa_state));
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if (ret < 0 || ret >= end - pos)
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l2_packet_get_ip_addr(wpa_s->l2, tmp, sizeof(tmp)) >= 0) {
526
ret = os_snprintf(pos, end - pos, "ip_address=%s\n", tmp);
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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,
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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,
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struct wpa_ssid *ssid;
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/* 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,
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"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 ?
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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
static int wpa_supplicant_ctrl_iface_roam(struct wpa_supplicant *wpa_s,
1655
struct wpa_bss *bss;
1656
struct wpa_ssid *ssid = wpa_s->current_ssid;
1658
if (hwaddr_aton(addr, bssid)) {
1659
wpa_printf(MSG_DEBUG, "CTRL_IFACE ROAM: invalid "
1660
"address '%s'", addr);
1664
wpa_printf(MSG_DEBUG, "CTRL_IFACE ROAM " MACSTR, MAC2STR(bssid));
1666
bss = wpa_bss_get_bssid(wpa_s, bssid);
1668
wpa_printf(MSG_DEBUG, "CTRL_IFACE ROAM: Target AP not found "
1674
* TODO: Find best network configuration block from configuration to
1675
* allow roaming to other networks
1679
wpa_printf(MSG_DEBUG, "CTRL_IFACE ROAM: No network "
1680
"configuration known for the target AP");
1684
wpa_s->reassociate = 1;
1685
wpa_supplicant_connect(wpa_s, bss, ssid);
1691
char * wpa_supplicant_ctrl_iface_process(struct wpa_supplicant *wpa_s,
1692
char *buf, size_t *resp_len)
1695
const int reply_size = 2048;
1699
if (os_strncmp(buf, WPA_CTRL_RSP, os_strlen(WPA_CTRL_RSP)) == 0 ||
1700
os_strncmp(buf, "SET_NETWORK ", 12) == 0) {
1701
wpa_hexdump_ascii_key(MSG_DEBUG, "RX ctrl_iface",
1702
(const u8 *) buf, os_strlen(buf));
1704
wpa_hexdump_ascii(MSG_DEBUG, "RX ctrl_iface",
1705
(const u8 *) buf, os_strlen(buf));
1708
reply = os_malloc(reply_size);
1709
if (reply == NULL) {
1714
os_memcpy(reply, "OK\n", 3);
1717
if (os_strcmp(buf, "PING") == 0) {
1718
os_memcpy(reply, "PONG\n", 5);
1720
} else if (os_strcmp(buf, "MIB") == 0) {
1721
reply_len = wpa_sm_get_mib(wpa_s->wpa, reply, reply_size);
1722
if (reply_len >= 0) {
1724
res = eapol_sm_get_mib(wpa_s->eapol, reply + reply_len,
1725
reply_size - reply_len);
1731
} else if (os_strncmp(buf, "STATUS", 6) == 0) {
1732
reply_len = wpa_supplicant_ctrl_iface_status(
1733
wpa_s, buf + 6, reply, reply_size);
1734
} else if (os_strcmp(buf, "PMKSA") == 0) {
1735
reply_len = wpa_sm_pmksa_cache_list(wpa_s->wpa, reply,
1737
} else if (os_strncmp(buf, "SET ", 4) == 0) {
1738
if (wpa_supplicant_ctrl_iface_set(wpa_s, buf + 4))
1740
} else if (os_strcmp(buf, "LOGON") == 0) {
1741
eapol_sm_notify_logoff(wpa_s->eapol, FALSE);
1742
} else if (os_strcmp(buf, "LOGOFF") == 0) {
1743
eapol_sm_notify_logoff(wpa_s->eapol, TRUE);
1744
} else if (os_strcmp(buf, "REASSOCIATE") == 0) {
1745
wpa_s->disconnected = 0;
1746
wpa_s->reassociate = 1;
1747
wpa_supplicant_req_scan(wpa_s, 0, 0);
1748
} else if (os_strcmp(buf, "RECONNECT") == 0) {
1749
if (wpa_s->disconnected) {
1750
wpa_s->disconnected = 0;
1751
wpa_s->reassociate = 1;
1752
wpa_supplicant_req_scan(wpa_s, 0, 0);
1754
#ifdef IEEE8021X_EAPOL
1755
} else if (os_strncmp(buf, "PREAUTH ", 8) == 0) {
1756
if (wpa_supplicant_ctrl_iface_preauth(wpa_s, buf + 8))
1758
#endif /* IEEE8021X_EAPOL */
1759
#ifdef CONFIG_PEERKEY
1760
} else if (os_strncmp(buf, "STKSTART ", 9) == 0) {
1761
if (wpa_supplicant_ctrl_iface_stkstart(wpa_s, buf + 9))
1763
#endif /* CONFIG_PEERKEY */
1764
#ifdef CONFIG_IEEE80211R
1765
} else if (os_strncmp(buf, "FT_DS ", 6) == 0) {
1766
if (wpa_supplicant_ctrl_iface_ft_ds(wpa_s, buf + 6))
1768
#endif /* CONFIG_IEEE80211R */
1770
} else if (os_strcmp(buf, "WPS_PBC") == 0) {
1771
if (wpa_supplicant_ctrl_iface_wps_pbc(wpa_s, NULL))
1773
} else if (os_strncmp(buf, "WPS_PBC ", 8) == 0) {
1774
if (wpa_supplicant_ctrl_iface_wps_pbc(wpa_s, buf + 8))
1776
} else if (os_strncmp(buf, "WPS_PIN ", 8) == 0) {
1777
reply_len = wpa_supplicant_ctrl_iface_wps_pin(wpa_s, buf + 8,
1780
#ifdef CONFIG_WPS_OOB
1781
} else if (os_strncmp(buf, "WPS_OOB ", 8) == 0) {
1782
if (wpa_supplicant_ctrl_iface_wps_oob(wpa_s, buf + 8))
1784
#endif /* CONFIG_WPS_OOB */
1785
} else if (os_strncmp(buf, "WPS_REG ", 8) == 0) {
1786
if (wpa_supplicant_ctrl_iface_wps_reg(wpa_s, buf + 8))
1788
#ifdef CONFIG_WPS_ER
1789
} else if (os_strcmp(buf, "WPS_ER_START") == 0) {
1790
if (wpas_wps_er_start(wpa_s))
1792
} else if (os_strcmp(buf, "WPS_ER_STOP") == 0) {
1793
if (wpas_wps_er_stop(wpa_s))
1795
} else if (os_strncmp(buf, "WPS_ER_PIN ", 11) == 0) {
1796
if (wpa_supplicant_ctrl_iface_wps_er_pin(wpa_s, buf + 11))
1798
} else if (os_strncmp(buf, "WPS_ER_PBC ", 11) == 0) {
1799
if (wpas_wps_er_pbc(wpa_s, buf + 11))
1801
} else if (os_strncmp(buf, "WPS_ER_LEARN ", 13) == 0) {
1802
if (wpa_supplicant_ctrl_iface_wps_er_learn(wpa_s, buf + 13))
1804
#endif /* CONFIG_WPS_ER */
1805
#endif /* CONFIG_WPS */
1806
#ifdef CONFIG_IBSS_RSN
1807
} else if (os_strncmp(buf, "IBSS_RSN ", 9) == 0) {
1808
if (wpa_supplicant_ctrl_iface_ibss_rsn(wpa_s, buf + 9))
1810
#endif /* CONFIG_IBSS_RSN */
1811
} else if (os_strncmp(buf, WPA_CTRL_RSP, os_strlen(WPA_CTRL_RSP)) == 0)
1813
if (wpa_supplicant_ctrl_iface_ctrl_rsp(
1814
wpa_s, buf + os_strlen(WPA_CTRL_RSP)))
1818
} else if (os_strcmp(buf, "RECONFIGURE") == 0) {
1819
if (wpa_supplicant_reload_configuration(wpa_s))
1821
} else if (os_strcmp(buf, "TERMINATE") == 0) {
1822
wpa_supplicant_terminate_proc(wpa_s->global);
1823
} else if (os_strncmp(buf, "BSSID ", 6) == 0) {
1824
if (wpa_supplicant_ctrl_iface_bssid(wpa_s, buf + 6))
1826
} else if (os_strcmp(buf, "LIST_NETWORKS") == 0) {
1827
reply_len = wpa_supplicant_ctrl_iface_list_networks(
1828
wpa_s, reply, reply_size);
1829
} else if (os_strcmp(buf, "DISCONNECT") == 0) {
1830
wpa_s->reassociate = 0;
1831
wpa_s->disconnected = 1;
1832
wpa_supplicant_deauthenticate(wpa_s,
1833
WLAN_REASON_DEAUTH_LEAVING);
1834
} else if (os_strcmp(buf, "SCAN") == 0) {
1835
wpa_s->scan_req = 2;
1836
wpa_supplicant_req_scan(wpa_s, 0, 0);
1837
} else if (os_strcmp(buf, "SCAN_RESULTS") == 0) {
1838
reply_len = wpa_supplicant_ctrl_iface_scan_results(
1839
wpa_s, reply, reply_size);
1840
} else if (os_strncmp(buf, "SELECT_NETWORK ", 15) == 0) {
1841
if (wpa_supplicant_ctrl_iface_select_network(wpa_s, buf + 15))
1843
} else if (os_strncmp(buf, "ENABLE_NETWORK ", 15) == 0) {
1844
if (wpa_supplicant_ctrl_iface_enable_network(wpa_s, buf + 15))
1846
} else if (os_strncmp(buf, "DISABLE_NETWORK ", 16) == 0) {
1847
if (wpa_supplicant_ctrl_iface_disable_network(wpa_s, buf + 16))
1849
} else if (os_strcmp(buf, "ADD_NETWORK") == 0) {
1850
reply_len = wpa_supplicant_ctrl_iface_add_network(
1851
wpa_s, reply, reply_size);
1852
} else if (os_strncmp(buf, "REMOVE_NETWORK ", 15) == 0) {
1853
if (wpa_supplicant_ctrl_iface_remove_network(wpa_s, buf + 15))
1855
} else if (os_strncmp(buf, "SET_NETWORK ", 12) == 0) {
1856
if (wpa_supplicant_ctrl_iface_set_network(wpa_s, buf + 12))
1858
} else if (os_strncmp(buf, "GET_NETWORK ", 12) == 0) {
1859
reply_len = wpa_supplicant_ctrl_iface_get_network(
1860
wpa_s, buf + 12, reply, reply_size);
1861
#ifndef CONFIG_NO_CONFIG_WRITE
1862
} else if (os_strcmp(buf, "SAVE_CONFIG") == 0) {
1863
if (wpa_supplicant_ctrl_iface_save_config(wpa_s))
1865
#endif /* CONFIG_NO_CONFIG_WRITE */
1866
} else if (os_strncmp(buf, "GET_CAPABILITY ", 15) == 0) {
1867
reply_len = wpa_supplicant_ctrl_iface_get_capability(
1868
wpa_s, buf + 15, reply, reply_size);
1869
} else if (os_strncmp(buf, "AP_SCAN ", 8) == 0) {
1870
if (wpa_supplicant_ctrl_iface_ap_scan(wpa_s, buf + 8))
1872
} else if (os_strcmp(buf, "INTERFACE_LIST") == 0) {
1873
reply_len = wpa_supplicant_global_iface_list(
1874
wpa_s->global, reply, reply_size);
1875
} else if (os_strcmp(buf, "INTERFACES") == 0) {
1876
reply_len = wpa_supplicant_global_iface_interfaces(
1877
wpa_s->global, reply, reply_size);
1878
} else if (os_strncmp(buf, "BSS ", 4) == 0) {
1879
reply_len = wpa_supplicant_ctrl_iface_bss(
1880
wpa_s, buf + 4, reply, reply_size);
1882
} else if (os_strcmp(buf, "STA-FIRST") == 0) {
1883
reply_len = ap_ctrl_iface_sta_first(wpa_s, reply, reply_size);
1884
} else if (os_strncmp(buf, "STA ", 4) == 0) {
1885
reply_len = ap_ctrl_iface_sta(wpa_s, buf + 4, reply,
1887
} else if (os_strncmp(buf, "STA-NEXT ", 9) == 0) {
1888
reply_len = ap_ctrl_iface_sta_next(wpa_s, buf + 9, reply,
1890
#endif /* CONFIG_AP */
1891
} else if (os_strcmp(buf, "SUSPEND") == 0) {
1892
wpas_notify_suspend(wpa_s->global);
1893
} else if (os_strcmp(buf, "RESUME") == 0) {
1894
wpas_notify_resume(wpa_s->global);
1895
} else if (os_strcmp(buf, "DROP_SA") == 0) {
1896
wpa_supplicant_ctrl_iface_drop_sa(wpa_s);
1897
} else if (os_strncmp(buf, "ROAM ", 5) == 0) {
1898
if (wpa_supplicant_ctrl_iface_roam(wpa_s, buf + 5))
1901
os_memcpy(reply, "UNKNOWN COMMAND\n", 16);
1905
if (reply_len < 0) {
1906
os_memcpy(reply, "FAIL\n", 5);
1911
eapol_sm_notify_ctrl_response(wpa_s->eapol);
1913
*resp_len = reply_len;
1918
static int wpa_supplicant_global_iface_add(struct wpa_global *global,
1921
struct wpa_interface iface;
1925
* <ifname>TAB<confname>TAB<driver>TAB<ctrl_interface>TAB<driver_param>
1926
* TAB<bridge_ifname>
1928
wpa_printf(MSG_DEBUG, "CTRL_IFACE GLOBAL INTERFACE_ADD '%s'", cmd);
1930
os_memset(&iface, 0, sizeof(iface));
1933
iface.ifname = pos = cmd;
1934
pos = os_strchr(pos, '\t');
1937
if (iface.ifname[0] == '\0')
1942
iface.confname = pos;
1943
pos = os_strchr(pos, '\t');
1946
if (iface.confname[0] == '\0')
1947
iface.confname = NULL;
1952
pos = os_strchr(pos, '\t');
1955
if (iface.driver[0] == '\0')
1956
iface.driver = NULL;
1960
iface.ctrl_interface = pos;
1961
pos = os_strchr(pos, '\t');
1964
if (iface.ctrl_interface[0] == '\0')
1965
iface.ctrl_interface = NULL;
1969
iface.driver_param = pos;
1970
pos = os_strchr(pos, '\t');
1973
if (iface.driver_param[0] == '\0')
1974
iface.driver_param = NULL;
1978
iface.bridge_ifname = pos;
1979
pos = os_strchr(pos, '\t');
1982
if (iface.bridge_ifname[0] == '\0')
1983
iface.bridge_ifname = NULL;
1988
if (wpa_supplicant_get_iface(global, iface.ifname))
1991
return wpa_supplicant_add_iface(global, &iface) ? 0 : -1;
1995
static int wpa_supplicant_global_iface_remove(struct wpa_global *global,
1998
struct wpa_supplicant *wpa_s;
2000
wpa_printf(MSG_DEBUG, "CTRL_IFACE GLOBAL INTERFACE_REMOVE '%s'", cmd);
2002
wpa_s = wpa_supplicant_get_iface(global, cmd);
2005
return wpa_supplicant_remove_iface(global, wpa_s);
2009
static void wpa_free_iface_info(struct wpa_interface_info *iface)
2011
struct wpa_interface_info *prev;
2015
iface = iface->next;
2017
os_free(prev->ifname);
2018
os_free(prev->desc);
2024
static int wpa_supplicant_global_iface_list(struct wpa_global *global,
2028
struct wpa_interface_info *iface = NULL, *last = NULL, *tmp;
2031
for (i = 0; wpa_drivers[i]; i++) {
2032
struct wpa_driver_ops *drv = wpa_drivers[i];
2033
if (drv->get_interfaces == NULL)
2035
tmp = drv->get_interfaces(global->drv_priv[i]);
2049
for (tmp = iface; tmp; tmp = tmp->next) {
2050
res = os_snprintf(pos, end - pos, "%s\t%s\t%s\n",
2051
tmp->drv_name, tmp->ifname,
2052
tmp->desc ? tmp->desc : "");
2053
if (res < 0 || res >= end - pos) {
2060
wpa_free_iface_info(iface);
2066
static int wpa_supplicant_global_iface_interfaces(struct wpa_global *global,
2071
struct wpa_supplicant *wpa_s;
2073
wpa_s = global->ifaces;
2078
res = os_snprintf(pos, end - pos, "%s\n", wpa_s->ifname);
2079
if (res < 0 || res >= end - pos) {
2084
wpa_s = wpa_s->next;
2090
char * wpa_supplicant_global_ctrl_iface_process(struct wpa_global *global,
2091
char *buf, size_t *resp_len)
2094
const int reply_size = 2048;
2097
wpa_hexdump_ascii(MSG_DEBUG, "RX global ctrl_iface",
2098
(const u8 *) buf, os_strlen(buf));
2100
reply = os_malloc(reply_size);
2101
if (reply == NULL) {
2106
os_memcpy(reply, "OK\n", 3);
2109
if (os_strcmp(buf, "PING") == 0) {
2110
os_memcpy(reply, "PONG\n", 5);
2112
} else if (os_strncmp(buf, "INTERFACE_ADD ", 14) == 0) {
2113
if (wpa_supplicant_global_iface_add(global, buf + 14))
2115
} else if (os_strncmp(buf, "INTERFACE_REMOVE ", 17) == 0) {
2116
if (wpa_supplicant_global_iface_remove(global, buf + 17))
2118
} else if (os_strcmp(buf, "INTERFACE_LIST") == 0) {
2119
reply_len = wpa_supplicant_global_iface_list(
2120
global, reply, reply_size);
2121
} else if (os_strcmp(buf, "INTERFACES") == 0) {
2122
reply_len = wpa_supplicant_global_iface_interfaces(
2123
global, reply, reply_size);
2124
} else if (os_strcmp(buf, "TERMINATE") == 0) {
2125
wpa_supplicant_terminate_proc(global);
2126
} else if (os_strcmp(buf, "SUSPEND") == 0) {
2127
wpas_notify_suspend(global);
2128
} else if (os_strcmp(buf, "RESUME") == 0) {
2129
wpas_notify_resume(global);
2131
os_memcpy(reply, "UNKNOWN COMMAND\n", 16);
2135
if (reply_len < 0) {
2136
os_memcpy(reply, "FAIL\n", 5);
2140
*resp_len = reply_len;