564cd7fa2c
This will need some additional code in wps_er_pbc() to handle PBC mode enabling for a single AP only. For now, this can only be expected to work when the ER is connected to a single AP.
1987 lines
48 KiB
C
1987 lines
48 KiB
C
/*
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* WPA Supplicant / Control interface (shared code for all backends)
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* Copyright (c) 2004-2009, Jouni Malinen <j@w1.fi>
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*
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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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*
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* Alternatively, this software may be distributed under the terms of BSD
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* license.
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*
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* See README and COPYING for more details.
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*/
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#include "includes.h"
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#include "common.h"
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#include "eloop.h"
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#include "wpa.h"
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#include "config.h"
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#include "eapol_supp/eapol_supp_sm.h"
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#include "wpa_supplicant_i.h"
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#include "driver_i.h"
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#include "ctrl_iface.h"
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#include "l2_packet/l2_packet.h"
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#include "preauth.h"
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#include "pmksa_cache.h"
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#include "wpa_ctrl.h"
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#include "eap_peer/eap.h"
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#include "ieee802_11_defs.h"
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#include "wps_supplicant.h"
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#include "wps/wps.h"
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#include "ibss_rsn.h"
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#include "ap.h"
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#include "notify.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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char *buf, int len);
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static int wpa_supplicant_global_iface_interfaces(struct wpa_global *global,
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char *buf, int len);
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static int wpa_supplicant_ctrl_iface_set(struct wpa_supplicant *wpa_s,
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char *cmd)
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{
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char *value;
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int ret = 0;
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value = os_strchr(cmd, ' ');
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if (value == NULL)
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return -1;
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*value++ = '\0';
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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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atoi(value)))
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ret = -1;
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} else if (os_strcasecmp(cmd, "dot11RSNAConfigPMKReauthThreshold") ==
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0) {
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if (wpa_sm_set_param(wpa_s->wpa, RSNA_PMK_REAUTH_THRESHOLD,
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atoi(value)))
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ret = -1;
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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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ret = -1;
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} else
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ret = -1;
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return ret;
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}
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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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char *addr)
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{
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u8 bssid[ETH_ALEN];
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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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"'%s'", addr);
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return -1;
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}
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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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return -1;
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return 0;
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}
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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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{
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u8 peer[ETH_ALEN];
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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'", peer);
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return -1;
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}
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wpa_printf(MSG_DEBUG, "CTRL_IFACE STKSTART " MACSTR,
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MAC2STR(peer));
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return wpa_sm_stkstart(wpa_s->wpa, peer);
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}
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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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{
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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'", target_ap);
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return -1;
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}
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wpa_printf(MSG_DEBUG, "CTRL_IFACE FT_DS " MACSTR, MAC2STR(target_ap));
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return wpa_ft_start_over_ds(wpa_s->wpa, target_ap);
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}
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#endif /* CONFIG_IEEE80211R */
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#ifdef CONFIG_WPS
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static int wpa_supplicant_ctrl_iface_wps_pbc(struct wpa_supplicant *wpa_s,
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char *cmd)
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{
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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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_bssid = NULL;
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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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cmd);
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return -1;
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}
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#ifdef CONFIG_AP
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if (wpa_s->ap_iface)
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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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}
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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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size_t buflen)
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{
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u8 bssid[ETH_ALEN], *_bssid = bssid;
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char *pin;
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int ret;
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pin = os_strchr(cmd, ' ');
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if (pin)
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*pin++ = '\0';
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if (os_strcmp(cmd, "any") == 0)
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_bssid = NULL;
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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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cmd);
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return -1;
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}
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#ifdef CONFIG_AP
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if (wpa_s->ap_iface)
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return wpa_supplicant_ap_wps_pin(wpa_s, _bssid, pin,
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buf, buflen);
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#endif /* CONFIG_AP */
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if (pin) {
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ret = wpas_wps_start_pin(wpa_s, _bssid, pin);
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if (ret < 0)
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return -1;
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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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return -1;
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return ret;
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}
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ret = wpas_wps_start_pin(wpa_s, _bssid, NULL);
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if (ret < 0)
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return -1;
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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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return -1;
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return ret;
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}
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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 *cmd)
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{
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char *path, *method, *name;
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path = os_strchr(cmd, ' ');
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if (path == NULL)
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return -1;
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*path++ = '\0';
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method = os_strchr(path, ' ');
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if (method == NULL)
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return -1;
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*method++ = '\0';
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name = os_strchr(method, ' ');
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if (name != NULL)
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*name++ = '\0';
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return wpas_wps_start_oob(wpa_s, cmd, path, method, name);
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}
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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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char *cmd)
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{
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u8 bssid[ETH_ALEN], *_bssid = bssid;
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char *pin;
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char *new_ssid;
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char *new_auth;
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char *new_encr;
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char *new_key;
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struct wps_new_ap_settings ap;
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pin = os_strchr(cmd, ' ');
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if (pin == NULL)
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return -1;
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*pin++ = '\0';
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if (os_strcmp(cmd, "any") == 0)
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_bssid = NULL;
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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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cmd);
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return -1;
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}
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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_ssid++ = '\0';
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new_auth = os_strchr(new_ssid, ' ');
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if (new_auth == NULL)
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return -1;
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*new_auth++ = '\0';
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new_encr = os_strchr(new_auth, ' ');
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if (new_encr == NULL)
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return -1;
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*new_encr++ = '\0';
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new_key = os_strchr(new_encr, ' ');
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if (new_key == NULL)
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return -1;
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*new_key++ = '\0';
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os_memset(&ap, 0, sizeof(ap));
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ap.ssid_hex = new_ssid;
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ap.auth = new_auth;
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ap.encr = new_encr;
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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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}
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#ifdef CONFIG_WPS_ER
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static int wpa_supplicant_ctrl_iface_wps_er_pin(struct wpa_supplicant *wpa_s,
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char *cmd)
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{
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char *uuid = cmd, *pin;
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pin = os_strchr(uuid, ' ');
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if (pin == NULL)
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return -1;
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*pin++ = '\0';
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return wpas_wps_er_add_pin(wpa_s, uuid, pin);
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}
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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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{
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u8 peer[ETH_ALEN];
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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'", peer);
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return -1;
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}
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wpa_printf(MSG_DEBUG, "CTRL_IFACE IBSS_RSN " MACSTR,
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MAC2STR(peer));
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return ibss_rsn_start(wpa_s->ibss_rsn, peer);
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}
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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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char *rsp)
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{
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#ifdef IEEE8021X_EAPOL
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char *pos, *id_pos;
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int id;
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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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if (pos == NULL)
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return -1;
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*pos++ = '\0';
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id_pos = pos;
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pos = os_strchr(pos, ':');
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if (pos == NULL)
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return -1;
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*pos++ = '\0';
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id = atoi(id_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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if (ssid == NULL) {
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wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find SSID id=%d "
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"to update", id);
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return -1;
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}
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eap = &ssid->eap;
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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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os_free(eap->pin);
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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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os_free(eap->otp);
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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);
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eap->pending_req_passphrase = 0;
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if (ssid == wpa_s->current_ssid)
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wpa_s->reassociate = 1;
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} else {
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wpa_printf(MSG_DEBUG, "CTRL_IFACE: Unknown field '%s'", rsp);
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return -1;
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}
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return 0;
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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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return -1;
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#endif /* IEEE8021X_EAPOL */
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}
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static int wpa_supplicant_ctrl_iface_status(struct wpa_supplicant *wpa_s,
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const char *params,
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char *buf, size_t buflen)
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{
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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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pos = buf;
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end = buf + buflen;
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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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return pos - buf;
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pos += ret;
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if (ssid) {
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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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if (ssid_len == 0) {
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int _res = wpa_drv_get_ssid(wpa_s, ssid_buf);
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if (_res < 0)
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ssid_len = 0;
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else
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ssid_len = _res;
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_ssid = ssid_buf;
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}
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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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ssid->id);
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if (ret < 0 || ret >= end - pos)
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return pos - buf;
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pos += ret;
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if (ssid->id_str) {
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ret = os_snprintf(pos, end - pos,
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"id_str=%s\n",
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ssid->id_str);
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if (ret < 0 || ret >= end - pos)
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return pos - buf;
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pos += ret;
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}
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}
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#ifdef CONFIG_AP
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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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end - pos,
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verbose);
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} else
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#endif /* CONFIG_AP */
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|
pos += wpa_sm_get_status(wpa_s->wpa, pos, end - pos, verbose);
|
|
}
|
|
ret = os_snprintf(pos, end - pos, "wpa_state=%s\n",
|
|
wpa_supplicant_state_txt(wpa_s->wpa_state));
|
|
if (ret < 0 || ret >= end - pos)
|
|
return pos - buf;
|
|
pos += ret;
|
|
|
|
if (wpa_s->l2 &&
|
|
l2_packet_get_ip_addr(wpa_s->l2, tmp, sizeof(tmp)) >= 0) {
|
|
ret = os_snprintf(pos, end - pos, "ip_address=%s\n", tmp);
|
|
if (ret < 0 || ret >= end - pos)
|
|
return pos - buf;
|
|
pos += ret;
|
|
}
|
|
|
|
if (wpa_key_mgmt_wpa_ieee8021x(wpa_s->key_mgmt) ||
|
|
wpa_s->key_mgmt == WPA_KEY_MGMT_IEEE8021X_NO_WPA) {
|
|
res = eapol_sm_get_status(wpa_s->eapol, pos, end - pos,
|
|
verbose);
|
|
if (res >= 0)
|
|
pos += res;
|
|
}
|
|
|
|
res = rsn_preauth_get_status(wpa_s->wpa, pos, end - pos, verbose);
|
|
if (res >= 0)
|
|
pos += res;
|
|
|
|
return pos - buf;
|
|
}
|
|
|
|
|
|
static int wpa_supplicant_ctrl_iface_bssid(struct wpa_supplicant *wpa_s,
|
|
char *cmd)
|
|
{
|
|
char *pos;
|
|
int id;
|
|
struct wpa_ssid *ssid;
|
|
u8 bssid[ETH_ALEN];
|
|
|
|
/* cmd: "<network id> <BSSID>" */
|
|
pos = os_strchr(cmd, ' ');
|
|
if (pos == NULL)
|
|
return -1;
|
|
*pos++ = '\0';
|
|
id = atoi(cmd);
|
|
wpa_printf(MSG_DEBUG, "CTRL_IFACE: id=%d bssid='%s'", id, pos);
|
|
if (hwaddr_aton(pos, bssid)) {
|
|
wpa_printf(MSG_DEBUG ,"CTRL_IFACE: invalid BSSID '%s'", pos);
|
|
return -1;
|
|
}
|
|
|
|
ssid = wpa_config_get_network(wpa_s->conf, id);
|
|
if (ssid == NULL) {
|
|
wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find SSID id=%d "
|
|
"to update", id);
|
|
return -1;
|
|
}
|
|
|
|
os_memcpy(ssid->bssid, bssid, ETH_ALEN);
|
|
ssid->bssid_set = !is_zero_ether_addr(bssid);
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
static int wpa_supplicant_ctrl_iface_list_networks(
|
|
struct wpa_supplicant *wpa_s, char *buf, size_t buflen)
|
|
{
|
|
char *pos, *end;
|
|
struct wpa_ssid *ssid;
|
|
int ret;
|
|
|
|
pos = buf;
|
|
end = buf + buflen;
|
|
ret = os_snprintf(pos, end - pos,
|
|
"network id / ssid / bssid / flags\n");
|
|
if (ret < 0 || ret >= end - pos)
|
|
return pos - buf;
|
|
pos += ret;
|
|
|
|
ssid = wpa_s->conf->ssid;
|
|
while (ssid) {
|
|
ret = os_snprintf(pos, end - pos, "%d\t%s",
|
|
ssid->id,
|
|
wpa_ssid_txt(ssid->ssid, ssid->ssid_len));
|
|
if (ret < 0 || ret >= end - pos)
|
|
return pos - buf;
|
|
pos += ret;
|
|
if (ssid->bssid_set) {
|
|
ret = os_snprintf(pos, end - pos, "\t" MACSTR,
|
|
MAC2STR(ssid->bssid));
|
|
} else {
|
|
ret = os_snprintf(pos, end - pos, "\tany");
|
|
}
|
|
if (ret < 0 || ret >= end - pos)
|
|
return pos - buf;
|
|
pos += ret;
|
|
ret = os_snprintf(pos, end - pos, "\t%s%s",
|
|
ssid == wpa_s->current_ssid ?
|
|
"[CURRENT]" : "",
|
|
ssid->disabled ? "[DISABLED]" : "");
|
|
if (ret < 0 || ret >= end - pos)
|
|
return pos - buf;
|
|
pos += ret;
|
|
ret = os_snprintf(pos, end - pos, "\n");
|
|
if (ret < 0 || ret >= end - pos)
|
|
return pos - buf;
|
|
pos += ret;
|
|
|
|
ssid = ssid->next;
|
|
}
|
|
|
|
return pos - buf;
|
|
}
|
|
|
|
|
|
static char * wpa_supplicant_cipher_txt(char *pos, char *end, int cipher)
|
|
{
|
|
int first = 1, ret;
|
|
ret = os_snprintf(pos, end - pos, "-");
|
|
if (ret < 0 || ret >= end - pos)
|
|
return pos;
|
|
pos += ret;
|
|
if (cipher & WPA_CIPHER_NONE) {
|
|
ret = os_snprintf(pos, end - pos, "%sNONE", first ? "" : "+");
|
|
if (ret < 0 || ret >= end - pos)
|
|
return pos;
|
|
pos += ret;
|
|
first = 0;
|
|
}
|
|
if (cipher & WPA_CIPHER_WEP40) {
|
|
ret = os_snprintf(pos, end - pos, "%sWEP40", first ? "" : "+");
|
|
if (ret < 0 || ret >= end - pos)
|
|
return pos;
|
|
pos += ret;
|
|
first = 0;
|
|
}
|
|
if (cipher & WPA_CIPHER_WEP104) {
|
|
ret = os_snprintf(pos, end - pos, "%sWEP104",
|
|
first ? "" : "+");
|
|
if (ret < 0 || ret >= end - pos)
|
|
return pos;
|
|
pos += ret;
|
|
first = 0;
|
|
}
|
|
if (cipher & WPA_CIPHER_TKIP) {
|
|
ret = os_snprintf(pos, end - pos, "%sTKIP", first ? "" : "+");
|
|
if (ret < 0 || ret >= end - pos)
|
|
return pos;
|
|
pos += ret;
|
|
first = 0;
|
|
}
|
|
if (cipher & WPA_CIPHER_CCMP) {
|
|
ret = os_snprintf(pos, end - pos, "%sCCMP", first ? "" : "+");
|
|
if (ret < 0 || ret >= end - pos)
|
|
return pos;
|
|
pos += ret;
|
|
first = 0;
|
|
}
|
|
return pos;
|
|
}
|
|
|
|
|
|
static char * wpa_supplicant_ie_txt(char *pos, char *end, const char *proto,
|
|
const u8 *ie, size_t ie_len)
|
|
{
|
|
struct wpa_ie_data data;
|
|
int first, ret;
|
|
|
|
ret = os_snprintf(pos, end - pos, "[%s-", proto);
|
|
if (ret < 0 || ret >= end - pos)
|
|
return pos;
|
|
pos += ret;
|
|
|
|
if (wpa_parse_wpa_ie(ie, ie_len, &data) < 0) {
|
|
ret = os_snprintf(pos, end - pos, "?]");
|
|
if (ret < 0 || ret >= end - pos)
|
|
return pos;
|
|
pos += ret;
|
|
return pos;
|
|
}
|
|
|
|
first = 1;
|
|
if (data.key_mgmt & WPA_KEY_MGMT_IEEE8021X) {
|
|
ret = os_snprintf(pos, end - pos, "%sEAP", first ? "" : "+");
|
|
if (ret < 0 || ret >= end - pos)
|
|
return pos;
|
|
pos += ret;
|
|
first = 0;
|
|
}
|
|
if (data.key_mgmt & WPA_KEY_MGMT_PSK) {
|
|
ret = os_snprintf(pos, end - pos, "%sPSK", first ? "" : "+");
|
|
if (ret < 0 || ret >= end - pos)
|
|
return pos;
|
|
pos += ret;
|
|
first = 0;
|
|
}
|
|
if (data.key_mgmt & WPA_KEY_MGMT_WPA_NONE) {
|
|
ret = os_snprintf(pos, end - pos, "%sNone", first ? "" : "+");
|
|
if (ret < 0 || ret >= end - pos)
|
|
return pos;
|
|
pos += ret;
|
|
first = 0;
|
|
}
|
|
#ifdef CONFIG_IEEE80211R
|
|
if (data.key_mgmt & WPA_KEY_MGMT_FT_IEEE8021X) {
|
|
ret = os_snprintf(pos, end - pos, "%sFT/EAP",
|
|
first ? "" : "+");
|
|
if (ret < 0 || ret >= end - pos)
|
|
return pos;
|
|
pos += ret;
|
|
first = 0;
|
|
}
|
|
if (data.key_mgmt & WPA_KEY_MGMT_FT_PSK) {
|
|
ret = os_snprintf(pos, end - pos, "%sFT/PSK",
|
|
first ? "" : "+");
|
|
if (ret < 0 || ret >= end - pos)
|
|
return pos;
|
|
pos += ret;
|
|
first = 0;
|
|
}
|
|
#endif /* CONFIG_IEEE80211R */
|
|
#ifdef CONFIG_IEEE80211W
|
|
if (data.key_mgmt & WPA_KEY_MGMT_IEEE8021X_SHA256) {
|
|
ret = os_snprintf(pos, end - pos, "%sEAP-SHA256",
|
|
first ? "" : "+");
|
|
if (ret < 0 || ret >= end - pos)
|
|
return pos;
|
|
pos += ret;
|
|
first = 0;
|
|
}
|
|
if (data.key_mgmt & WPA_KEY_MGMT_PSK_SHA256) {
|
|
ret = os_snprintf(pos, end - pos, "%sPSK-SHA256",
|
|
first ? "" : "+");
|
|
if (ret < 0 || ret >= end - pos)
|
|
return pos;
|
|
pos += ret;
|
|
first = 0;
|
|
}
|
|
#endif /* CONFIG_IEEE80211W */
|
|
|
|
pos = wpa_supplicant_cipher_txt(pos, end, data.pairwise_cipher);
|
|
|
|
if (data.capabilities & WPA_CAPABILITY_PREAUTH) {
|
|
ret = os_snprintf(pos, end - pos, "-preauth");
|
|
if (ret < 0 || ret >= end - pos)
|
|
return pos;
|
|
pos += ret;
|
|
}
|
|
|
|
ret = os_snprintf(pos, end - pos, "]");
|
|
if (ret < 0 || ret >= end - pos)
|
|
return pos;
|
|
pos += ret;
|
|
|
|
return pos;
|
|
}
|
|
|
|
static char * wpa_supplicant_wps_ie_txt(char *pos, char *end,
|
|
const struct wpa_scan_res *res)
|
|
{
|
|
#ifdef CONFIG_WPS
|
|
struct wpabuf *wps_ie;
|
|
int ret;
|
|
const char *txt;
|
|
|
|
wps_ie = wpa_scan_get_vendor_ie_multi(res, WPS_IE_VENDOR_TYPE);
|
|
if (wps_ie == NULL)
|
|
return pos;
|
|
|
|
if (wps_is_selected_pbc_registrar(wps_ie))
|
|
txt = "[WPS-PBC]";
|
|
else if (wps_is_selected_pin_registrar(wps_ie))
|
|
txt = "[WPS-PIN]";
|
|
else
|
|
txt = "[WPS]";
|
|
|
|
ret = os_snprintf(pos, end - pos, "%s", txt);
|
|
if (ret >= 0 && ret < end - pos)
|
|
pos += ret;
|
|
wpabuf_free(wps_ie);
|
|
#endif /* CONFIG_WPS */
|
|
|
|
return pos;
|
|
}
|
|
|
|
|
|
/* Format one result on one text line into a buffer. */
|
|
static int wpa_supplicant_ctrl_iface_scan_result(
|
|
const struct wpa_scan_res *res, char *buf, size_t buflen)
|
|
{
|
|
char *pos, *end;
|
|
int ret;
|
|
const u8 *ie, *ie2;
|
|
|
|
pos = buf;
|
|
end = buf + buflen;
|
|
|
|
ret = os_snprintf(pos, end - pos, MACSTR "\t%d\t%d\t",
|
|
MAC2STR(res->bssid), res->freq, res->level);
|
|
if (ret < 0 || ret >= end - pos)
|
|
return pos - buf;
|
|
pos += ret;
|
|
ie = wpa_scan_get_vendor_ie(res, WPA_IE_VENDOR_TYPE);
|
|
if (ie)
|
|
pos = wpa_supplicant_ie_txt(pos, end, "WPA", ie, 2 + ie[1]);
|
|
ie2 = wpa_scan_get_ie(res, WLAN_EID_RSN);
|
|
if (ie2)
|
|
pos = wpa_supplicant_ie_txt(pos, end, "WPA2", ie2, 2 + ie2[1]);
|
|
pos = wpa_supplicant_wps_ie_txt(pos, end, res);
|
|
if (!ie && !ie2 && res->caps & IEEE80211_CAP_PRIVACY) {
|
|
ret = os_snprintf(pos, end - pos, "[WEP]");
|
|
if (ret < 0 || ret >= end - pos)
|
|
return pos - buf;
|
|
pos += ret;
|
|
}
|
|
if (res->caps & IEEE80211_CAP_IBSS) {
|
|
ret = os_snprintf(pos, end - pos, "[IBSS]");
|
|
if (ret < 0 || ret >= end - pos)
|
|
return pos - buf;
|
|
pos += ret;
|
|
}
|
|
|
|
ie = wpa_scan_get_ie(res, WLAN_EID_SSID);
|
|
ret = os_snprintf(pos, end - pos, "\t%s",
|
|
ie ? wpa_ssid_txt(ie + 2, ie[1]) : "");
|
|
if (ret < 0 || ret >= end - pos)
|
|
return pos - buf;
|
|
pos += ret;
|
|
|
|
ret = os_snprintf(pos, end - pos, "\n");
|
|
if (ret < 0 || ret >= end - pos)
|
|
return pos - buf;
|
|
pos += ret;
|
|
|
|
return pos - buf;
|
|
}
|
|
|
|
|
|
static int wpa_supplicant_ctrl_iface_scan_results(
|
|
struct wpa_supplicant *wpa_s, char *buf, size_t buflen)
|
|
{
|
|
char *pos, *end;
|
|
struct wpa_scan_res *res;
|
|
int ret;
|
|
size_t i;
|
|
|
|
if (wpa_s->scan_res == NULL &&
|
|
wpa_supplicant_get_scan_results(wpa_s) < 0)
|
|
return 0;
|
|
|
|
pos = buf;
|
|
end = buf + buflen;
|
|
ret = os_snprintf(pos, end - pos, "bssid / frequency / signal level / "
|
|
"flags / ssid\n");
|
|
if (ret < 0 || ret >= end - pos)
|
|
return pos - buf;
|
|
pos += ret;
|
|
|
|
for (i = 0; i < wpa_s->scan_res->num; i++) {
|
|
res = wpa_s->scan_res->res[i];
|
|
ret = wpa_supplicant_ctrl_iface_scan_result(res, pos,
|
|
end - pos);
|
|
if (ret < 0 || ret >= end - pos)
|
|
return pos - buf;
|
|
pos += ret;
|
|
}
|
|
|
|
return pos - buf;
|
|
}
|
|
|
|
|
|
static int wpa_supplicant_ctrl_iface_select_network(
|
|
struct wpa_supplicant *wpa_s, char *cmd)
|
|
{
|
|
int id;
|
|
struct wpa_ssid *ssid;
|
|
|
|
/* cmd: "<network id>" or "any" */
|
|
if (os_strcmp(cmd, "any") == 0) {
|
|
wpa_printf(MSG_DEBUG, "CTRL_IFACE: SELECT_NETWORK any");
|
|
ssid = NULL;
|
|
} else {
|
|
id = atoi(cmd);
|
|
wpa_printf(MSG_DEBUG, "CTRL_IFACE: SELECT_NETWORK id=%d", id);
|
|
|
|
ssid = wpa_config_get_network(wpa_s->conf, id);
|
|
if (ssid == NULL) {
|
|
wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
|
|
"network id=%d", id);
|
|
return -1;
|
|
}
|
|
}
|
|
|
|
wpa_supplicant_select_network(wpa_s, ssid);
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
static int wpa_supplicant_ctrl_iface_enable_network(
|
|
struct wpa_supplicant *wpa_s, char *cmd)
|
|
{
|
|
int id;
|
|
struct wpa_ssid *ssid;
|
|
|
|
/* cmd: "<network id>" or "all" */
|
|
if (os_strcmp(cmd, "all") == 0) {
|
|
wpa_printf(MSG_DEBUG, "CTRL_IFACE: ENABLE_NETWORK all");
|
|
ssid = NULL;
|
|
} else {
|
|
id = atoi(cmd);
|
|
wpa_printf(MSG_DEBUG, "CTRL_IFACE: ENABLE_NETWORK id=%d", id);
|
|
|
|
ssid = wpa_config_get_network(wpa_s->conf, id);
|
|
if (ssid == NULL) {
|
|
wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
|
|
"network id=%d", id);
|
|
return -1;
|
|
}
|
|
}
|
|
wpa_supplicant_enable_network(wpa_s, ssid);
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
static int wpa_supplicant_ctrl_iface_disable_network(
|
|
struct wpa_supplicant *wpa_s, char *cmd)
|
|
{
|
|
int id;
|
|
struct wpa_ssid *ssid;
|
|
|
|
/* cmd: "<network id>" or "all" */
|
|
if (os_strcmp(cmd, "all") == 0) {
|
|
wpa_printf(MSG_DEBUG, "CTRL_IFACE: DISABLE_NETWORK all");
|
|
ssid = NULL;
|
|
} else {
|
|
id = atoi(cmd);
|
|
wpa_printf(MSG_DEBUG, "CTRL_IFACE: DISABLE_NETWORK id=%d", id);
|
|
|
|
ssid = wpa_config_get_network(wpa_s->conf, id);
|
|
if (ssid == NULL) {
|
|
wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
|
|
"network id=%d", id);
|
|
return -1;
|
|
}
|
|
}
|
|
wpa_supplicant_disable_network(wpa_s, ssid);
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
static int wpa_supplicant_ctrl_iface_add_network(
|
|
struct wpa_supplicant *wpa_s, char *buf, size_t buflen)
|
|
{
|
|
struct wpa_ssid *ssid;
|
|
int ret;
|
|
|
|
wpa_printf(MSG_DEBUG, "CTRL_IFACE: ADD_NETWORK");
|
|
|
|
ssid = wpa_config_add_network(wpa_s->conf);
|
|
if (ssid == NULL)
|
|
return -1;
|
|
|
|
wpas_notify_network_added(wpa_s, ssid);
|
|
|
|
ssid->disabled = 1;
|
|
wpa_config_set_network_defaults(ssid);
|
|
|
|
ret = os_snprintf(buf, buflen, "%d\n", ssid->id);
|
|
if (ret < 0 || (size_t) ret >= buflen)
|
|
return -1;
|
|
return ret;
|
|
}
|
|
|
|
|
|
static int wpa_supplicant_ctrl_iface_remove_network(
|
|
struct wpa_supplicant *wpa_s, char *cmd)
|
|
{
|
|
int id;
|
|
struct wpa_ssid *ssid;
|
|
|
|
/* cmd: "<network id>" or "all" */
|
|
if (os_strcmp(cmd, "all") == 0) {
|
|
wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_NETWORK all");
|
|
ssid = wpa_s->conf->ssid;
|
|
while (ssid) {
|
|
struct wpa_ssid *remove_ssid = ssid;
|
|
id = ssid->id;
|
|
ssid = ssid->next;
|
|
wpas_notify_network_removed(wpa_s, remove_ssid);
|
|
wpa_config_remove_network(wpa_s->conf, id);
|
|
}
|
|
if (wpa_s->current_ssid) {
|
|
eapol_sm_invalidate_cached_session(wpa_s->eapol);
|
|
wpa_supplicant_disassociate(wpa_s,
|
|
WLAN_REASON_DEAUTH_LEAVING);
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
id = atoi(cmd);
|
|
wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_NETWORK id=%d", id);
|
|
|
|
ssid = wpa_config_get_network(wpa_s->conf, id);
|
|
if (ssid == NULL ||
|
|
wpa_config_remove_network(wpa_s->conf, id) < 0) {
|
|
wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find network "
|
|
"id=%d", id);
|
|
return -1;
|
|
}
|
|
|
|
if (ssid == wpa_s->current_ssid) {
|
|
/*
|
|
* Invalidate the EAP session cache if the current network is
|
|
* removed.
|
|
*/
|
|
eapol_sm_invalidate_cached_session(wpa_s->eapol);
|
|
|
|
wpa_supplicant_disassociate(wpa_s, WLAN_REASON_DEAUTH_LEAVING);
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
static int wpa_supplicant_ctrl_iface_set_network(
|
|
struct wpa_supplicant *wpa_s, char *cmd)
|
|
{
|
|
int id;
|
|
struct wpa_ssid *ssid;
|
|
char *name, *value;
|
|
|
|
/* cmd: "<network id> <variable name> <value>" */
|
|
name = os_strchr(cmd, ' ');
|
|
if (name == NULL)
|
|
return -1;
|
|
*name++ = '\0';
|
|
|
|
value = os_strchr(name, ' ');
|
|
if (value == NULL)
|
|
return -1;
|
|
*value++ = '\0';
|
|
|
|
id = atoi(cmd);
|
|
wpa_printf(MSG_DEBUG, "CTRL_IFACE: SET_NETWORK id=%d name='%s'",
|
|
id, name);
|
|
wpa_hexdump_ascii_key(MSG_DEBUG, "CTRL_IFACE: value",
|
|
(u8 *) value, os_strlen(value));
|
|
|
|
ssid = wpa_config_get_network(wpa_s->conf, id);
|
|
if (ssid == NULL) {
|
|
wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find network "
|
|
"id=%d", id);
|
|
return -1;
|
|
}
|
|
|
|
if (wpa_config_set(ssid, name, value, 0) < 0) {
|
|
wpa_printf(MSG_DEBUG, "CTRL_IFACE: Failed to set network "
|
|
"variable '%s'", name);
|
|
return -1;
|
|
}
|
|
|
|
if (wpa_s->current_ssid == ssid) {
|
|
/*
|
|
* Invalidate the EAP session cache if anything in the current
|
|
* configuration changes.
|
|
*/
|
|
eapol_sm_invalidate_cached_session(wpa_s->eapol);
|
|
}
|
|
|
|
if ((os_strcmp(name, "psk") == 0 &&
|
|
value[0] == '"' && ssid->ssid_len) ||
|
|
(os_strcmp(name, "ssid") == 0 && ssid->passphrase))
|
|
wpa_config_update_psk(ssid);
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
static int wpa_supplicant_ctrl_iface_get_network(
|
|
struct wpa_supplicant *wpa_s, char *cmd, char *buf, size_t buflen)
|
|
{
|
|
int id;
|
|
size_t res;
|
|
struct wpa_ssid *ssid;
|
|
char *name, *value;
|
|
|
|
/* cmd: "<network id> <variable name>" */
|
|
name = os_strchr(cmd, ' ');
|
|
if (name == NULL || buflen == 0)
|
|
return -1;
|
|
*name++ = '\0';
|
|
|
|
id = atoi(cmd);
|
|
wpa_printf(MSG_DEBUG, "CTRL_IFACE: GET_NETWORK id=%d name='%s'",
|
|
id, name);
|
|
|
|
ssid = wpa_config_get_network(wpa_s->conf, id);
|
|
if (ssid == NULL) {
|
|
wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find network "
|
|
"id=%d", id);
|
|
return -1;
|
|
}
|
|
|
|
value = wpa_config_get_no_key(ssid, name);
|
|
if (value == NULL) {
|
|
wpa_printf(MSG_DEBUG, "CTRL_IFACE: Failed to get network "
|
|
"variable '%s'", name);
|
|
return -1;
|
|
}
|
|
|
|
res = os_strlcpy(buf, value, buflen);
|
|
if (res >= buflen) {
|
|
os_free(value);
|
|
return -1;
|
|
}
|
|
|
|
os_free(value);
|
|
|
|
return res;
|
|
}
|
|
|
|
|
|
#ifndef CONFIG_NO_CONFIG_WRITE
|
|
static int wpa_supplicant_ctrl_iface_save_config(struct wpa_supplicant *wpa_s)
|
|
{
|
|
int ret;
|
|
|
|
if (!wpa_s->conf->update_config) {
|
|
wpa_printf(MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Not allowed "
|
|
"to update configuration (update_config=0)");
|
|
return -1;
|
|
}
|
|
|
|
ret = wpa_config_write(wpa_s->confname, wpa_s->conf);
|
|
if (ret) {
|
|
wpa_printf(MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Failed to "
|
|
"update configuration");
|
|
} else {
|
|
wpa_printf(MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Configuration"
|
|
" updated");
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
#endif /* CONFIG_NO_CONFIG_WRITE */
|
|
|
|
|
|
static int ctrl_iface_get_capability_pairwise(int res, char *strict,
|
|
struct wpa_driver_capa *capa,
|
|
char *buf, size_t buflen)
|
|
{
|
|
int ret, first = 1;
|
|
char *pos, *end;
|
|
size_t len;
|
|
|
|
pos = buf;
|
|
end = pos + buflen;
|
|
|
|
if (res < 0) {
|
|
if (strict)
|
|
return 0;
|
|
len = os_strlcpy(buf, "CCMP TKIP NONE", buflen);
|
|
if (len >= buflen)
|
|
return -1;
|
|
return len;
|
|
}
|
|
|
|
if (capa->enc & WPA_DRIVER_CAPA_ENC_CCMP) {
|
|
ret = os_snprintf(pos, end - pos, "%sCCMP", first ? "" : " ");
|
|
if (ret < 0 || ret >= end - pos)
|
|
return pos - buf;
|
|
pos += ret;
|
|
first = 0;
|
|
}
|
|
|
|
if (capa->enc & WPA_DRIVER_CAPA_ENC_TKIP) {
|
|
ret = os_snprintf(pos, end - pos, "%sTKIP", first ? "" : " ");
|
|
if (ret < 0 || ret >= end - pos)
|
|
return pos - buf;
|
|
pos += ret;
|
|
first = 0;
|
|
}
|
|
|
|
if (capa->key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_WPA_NONE) {
|
|
ret = os_snprintf(pos, end - pos, "%sNONE", first ? "" : " ");
|
|
if (ret < 0 || ret >= end - pos)
|
|
return pos - buf;
|
|
pos += ret;
|
|
first = 0;
|
|
}
|
|
|
|
return pos - buf;
|
|
}
|
|
|
|
|
|
static int ctrl_iface_get_capability_group(int res, char *strict,
|
|
struct wpa_driver_capa *capa,
|
|
char *buf, size_t buflen)
|
|
{
|
|
int ret, first = 1;
|
|
char *pos, *end;
|
|
size_t len;
|
|
|
|
pos = buf;
|
|
end = pos + buflen;
|
|
|
|
if (res < 0) {
|
|
if (strict)
|
|
return 0;
|
|
len = os_strlcpy(buf, "CCMP TKIP WEP104 WEP40", buflen);
|
|
if (len >= buflen)
|
|
return -1;
|
|
return len;
|
|
}
|
|
|
|
if (capa->enc & WPA_DRIVER_CAPA_ENC_CCMP) {
|
|
ret = os_snprintf(pos, end - pos, "%sCCMP", first ? "" : " ");
|
|
if (ret < 0 || ret >= end - pos)
|
|
return pos - buf;
|
|
pos += ret;
|
|
first = 0;
|
|
}
|
|
|
|
if (capa->enc & WPA_DRIVER_CAPA_ENC_TKIP) {
|
|
ret = os_snprintf(pos, end - pos, "%sTKIP", first ? "" : " ");
|
|
if (ret < 0 || ret >= end - pos)
|
|
return pos - buf;
|
|
pos += ret;
|
|
first = 0;
|
|
}
|
|
|
|
if (capa->enc & WPA_DRIVER_CAPA_ENC_WEP104) {
|
|
ret = os_snprintf(pos, end - pos, "%sWEP104",
|
|
first ? "" : " ");
|
|
if (ret < 0 || ret >= end - pos)
|
|
return pos - buf;
|
|
pos += ret;
|
|
first = 0;
|
|
}
|
|
|
|
if (capa->enc & WPA_DRIVER_CAPA_ENC_WEP40) {
|
|
ret = os_snprintf(pos, end - pos, "%sWEP40", first ? "" : " ");
|
|
if (ret < 0 || ret >= end - pos)
|
|
return pos - buf;
|
|
pos += ret;
|
|
first = 0;
|
|
}
|
|
|
|
return pos - buf;
|
|
}
|
|
|
|
|
|
static int ctrl_iface_get_capability_key_mgmt(int res, char *strict,
|
|
struct wpa_driver_capa *capa,
|
|
char *buf, size_t buflen)
|
|
{
|
|
int ret;
|
|
char *pos, *end;
|
|
size_t len;
|
|
|
|
pos = buf;
|
|
end = pos + buflen;
|
|
|
|
if (res < 0) {
|
|
if (strict)
|
|
return 0;
|
|
len = os_strlcpy(buf, "WPA-PSK WPA-EAP IEEE8021X WPA-NONE "
|
|
"NONE", buflen);
|
|
if (len >= buflen)
|
|
return -1;
|
|
return len;
|
|
}
|
|
|
|
ret = os_snprintf(pos, end - pos, "NONE IEEE8021X");
|
|
if (ret < 0 || ret >= end - pos)
|
|
return pos - buf;
|
|
pos += ret;
|
|
|
|
if (capa->key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA |
|
|
WPA_DRIVER_CAPA_KEY_MGMT_WPA2)) {
|
|
ret = os_snprintf(pos, end - pos, " WPA-EAP");
|
|
if (ret < 0 || ret >= end - pos)
|
|
return pos - buf;
|
|
pos += ret;
|
|
}
|
|
|
|
if (capa->key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA_PSK |
|
|
WPA_DRIVER_CAPA_KEY_MGMT_WPA2_PSK)) {
|
|
ret = os_snprintf(pos, end - pos, " WPA-PSK");
|
|
if (ret < 0 || ret >= end - pos)
|
|
return pos - buf;
|
|
pos += ret;
|
|
}
|
|
|
|
if (capa->key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_WPA_NONE) {
|
|
ret = os_snprintf(pos, end - pos, " WPA-NONE");
|
|
if (ret < 0 || ret >= end - pos)
|
|
return pos - buf;
|
|
pos += ret;
|
|
}
|
|
|
|
return pos - buf;
|
|
}
|
|
|
|
|
|
static int ctrl_iface_get_capability_proto(int res, char *strict,
|
|
struct wpa_driver_capa *capa,
|
|
char *buf, size_t buflen)
|
|
{
|
|
int ret, first = 1;
|
|
char *pos, *end;
|
|
size_t len;
|
|
|
|
pos = buf;
|
|
end = pos + buflen;
|
|
|
|
if (res < 0) {
|
|
if (strict)
|
|
return 0;
|
|
len = os_strlcpy(buf, "RSN WPA", buflen);
|
|
if (len >= buflen)
|
|
return -1;
|
|
return len;
|
|
}
|
|
|
|
if (capa->key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA2 |
|
|
WPA_DRIVER_CAPA_KEY_MGMT_WPA2_PSK)) {
|
|
ret = os_snprintf(pos, end - pos, "%sRSN", first ? "" : " ");
|
|
if (ret < 0 || ret >= end - pos)
|
|
return pos - buf;
|
|
pos += ret;
|
|
first = 0;
|
|
}
|
|
|
|
if (capa->key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA |
|
|
WPA_DRIVER_CAPA_KEY_MGMT_WPA_PSK)) {
|
|
ret = os_snprintf(pos, end - pos, "%sWPA", first ? "" : " ");
|
|
if (ret < 0 || ret >= end - pos)
|
|
return pos - buf;
|
|
pos += ret;
|
|
first = 0;
|
|
}
|
|
|
|
return pos - buf;
|
|
}
|
|
|
|
|
|
static int ctrl_iface_get_capability_auth_alg(int res, char *strict,
|
|
struct wpa_driver_capa *capa,
|
|
char *buf, size_t buflen)
|
|
{
|
|
int ret, first = 1;
|
|
char *pos, *end;
|
|
size_t len;
|
|
|
|
pos = buf;
|
|
end = pos + buflen;
|
|
|
|
if (res < 0) {
|
|
if (strict)
|
|
return 0;
|
|
len = os_strlcpy(buf, "OPEN SHARED LEAP", buflen);
|
|
if (len >= buflen)
|
|
return -1;
|
|
return len;
|
|
}
|
|
|
|
if (capa->auth & (WPA_DRIVER_AUTH_OPEN)) {
|
|
ret = os_snprintf(pos, end - pos, "%sOPEN", first ? "" : " ");
|
|
if (ret < 0 || ret >= end - pos)
|
|
return pos - buf;
|
|
pos += ret;
|
|
first = 0;
|
|
}
|
|
|
|
if (capa->auth & (WPA_DRIVER_AUTH_SHARED)) {
|
|
ret = os_snprintf(pos, end - pos, "%sSHARED",
|
|
first ? "" : " ");
|
|
if (ret < 0 || ret >= end - pos)
|
|
return pos - buf;
|
|
pos += ret;
|
|
first = 0;
|
|
}
|
|
|
|
if (capa->auth & (WPA_DRIVER_AUTH_LEAP)) {
|
|
ret = os_snprintf(pos, end - pos, "%sLEAP", first ? "" : " ");
|
|
if (ret < 0 || ret >= end - pos)
|
|
return pos - buf;
|
|
pos += ret;
|
|
first = 0;
|
|
}
|
|
|
|
return pos - buf;
|
|
}
|
|
|
|
|
|
static int wpa_supplicant_ctrl_iface_get_capability(
|
|
struct wpa_supplicant *wpa_s, const char *_field, char *buf,
|
|
size_t buflen)
|
|
{
|
|
struct wpa_driver_capa capa;
|
|
int res;
|
|
char *strict;
|
|
char field[30];
|
|
size_t len;
|
|
|
|
/* Determine whether or not strict checking was requested */
|
|
len = os_strlcpy(field, _field, sizeof(field));
|
|
if (len >= sizeof(field))
|
|
return -1;
|
|
strict = os_strchr(field, ' ');
|
|
if (strict != NULL) {
|
|
*strict++ = '\0';
|
|
if (os_strcmp(strict, "strict") != 0)
|
|
return -1;
|
|
}
|
|
|
|
wpa_printf(MSG_DEBUG, "CTRL_IFACE: GET_CAPABILITY '%s' %s",
|
|
field, strict ? strict : "");
|
|
|
|
if (os_strcmp(field, "eap") == 0) {
|
|
return eap_get_names(buf, buflen);
|
|
}
|
|
|
|
res = wpa_drv_get_capa(wpa_s, &capa);
|
|
|
|
if (os_strcmp(field, "pairwise") == 0)
|
|
return ctrl_iface_get_capability_pairwise(res, strict, &capa,
|
|
buf, buflen);
|
|
|
|
if (os_strcmp(field, "group") == 0)
|
|
return ctrl_iface_get_capability_group(res, strict, &capa,
|
|
buf, buflen);
|
|
|
|
if (os_strcmp(field, "key_mgmt") == 0)
|
|
return ctrl_iface_get_capability_key_mgmt(res, strict, &capa,
|
|
buf, buflen);
|
|
|
|
if (os_strcmp(field, "proto") == 0)
|
|
return ctrl_iface_get_capability_proto(res, strict, &capa,
|
|
buf, buflen);
|
|
|
|
if (os_strcmp(field, "auth_alg") == 0)
|
|
return ctrl_iface_get_capability_auth_alg(res, strict, &capa,
|
|
buf, buflen);
|
|
|
|
wpa_printf(MSG_DEBUG, "CTRL_IFACE: Unknown GET_CAPABILITY field '%s'",
|
|
field);
|
|
|
|
return -1;
|
|
}
|
|
|
|
|
|
static int wpa_supplicant_ctrl_iface_bss(struct wpa_supplicant *wpa_s,
|
|
const char *cmd, char *buf,
|
|
size_t buflen)
|
|
{
|
|
u8 bssid[ETH_ALEN];
|
|
size_t i;
|
|
struct wpa_scan_results *results;
|
|
struct wpa_scan_res *bss;
|
|
int ret;
|
|
char *pos, *end;
|
|
const u8 *ie, *ie2;
|
|
|
|
if (wpa_s->scan_res == NULL &&
|
|
wpa_supplicant_get_scan_results(wpa_s) < 0)
|
|
return 0;
|
|
|
|
results = wpa_s->scan_res;
|
|
if (results == NULL)
|
|
return 0;
|
|
|
|
if (hwaddr_aton(cmd, bssid) == 0) {
|
|
for (i = 0; i < results->num; i++) {
|
|
if (os_memcmp(bssid, results->res[i]->bssid, ETH_ALEN)
|
|
== 0)
|
|
break;
|
|
}
|
|
} else
|
|
i = atoi(cmd);
|
|
|
|
if (i >= results->num || results->res[i] == NULL)
|
|
return 0; /* no match found */
|
|
|
|
bss = results->res[i];
|
|
pos = buf;
|
|
end = buf + buflen;
|
|
ret = os_snprintf(pos, end - pos,
|
|
"bssid=" MACSTR "\n"
|
|
"freq=%d\n"
|
|
"beacon_int=%d\n"
|
|
"capabilities=0x%04x\n"
|
|
"qual=%d\n"
|
|
"noise=%d\n"
|
|
"level=%d\n"
|
|
"tsf=%016llu\n"
|
|
"ie=",
|
|
MAC2STR(bss->bssid), bss->freq, bss->beacon_int,
|
|
bss->caps, bss->qual, bss->noise, bss->level,
|
|
(unsigned long long) bss->tsf);
|
|
if (ret < 0 || ret >= end - pos)
|
|
return pos - buf;
|
|
pos += ret;
|
|
|
|
ie = (const u8 *) (bss + 1);
|
|
for (i = 0; i < bss->ie_len; i++) {
|
|
ret = os_snprintf(pos, end - pos, "%02x", *ie++);
|
|
if (ret < 0 || ret >= end - pos)
|
|
return pos - buf;
|
|
pos += ret;
|
|
}
|
|
|
|
ret = os_snprintf(pos, end - pos, "\n");
|
|
if (ret < 0 || ret >= end - pos)
|
|
return pos - buf;
|
|
pos += ret;
|
|
|
|
ret = os_snprintf(pos, end - pos, "flags=");
|
|
if (ret < 0 || ret >= end - pos)
|
|
return pos - buf;
|
|
pos += ret;
|
|
|
|
ie = wpa_scan_get_vendor_ie(bss, WPA_IE_VENDOR_TYPE);
|
|
if (ie)
|
|
pos = wpa_supplicant_ie_txt(pos, end, "WPA", ie, 2 + ie[1]);
|
|
ie2 = wpa_scan_get_ie(bss, WLAN_EID_RSN);
|
|
if (ie2)
|
|
pos = wpa_supplicant_ie_txt(pos, end, "WPA2", ie2, 2 + ie2[1]);
|
|
pos = wpa_supplicant_wps_ie_txt(pos, end, bss);
|
|
if (!ie && !ie2 && bss->caps & IEEE80211_CAP_PRIVACY) {
|
|
ret = os_snprintf(pos, end - pos, "[WEP]");
|
|
if (ret < 0 || ret >= end - pos)
|
|
return pos - buf;
|
|
pos += ret;
|
|
}
|
|
if (bss->caps & IEEE80211_CAP_IBSS) {
|
|
ret = os_snprintf(pos, end - pos, "[IBSS]");
|
|
if (ret < 0 || ret >= end - pos)
|
|
return pos - buf;
|
|
pos += ret;
|
|
}
|
|
|
|
ret = os_snprintf(pos, end - pos, "\n");
|
|
if (ret < 0 || ret >= end - pos)
|
|
return pos - buf;
|
|
pos += ret;
|
|
|
|
ie = wpa_scan_get_ie(bss, WLAN_EID_SSID);
|
|
ret = os_snprintf(pos, end - pos, "ssid=%s\n",
|
|
ie ? wpa_ssid_txt(ie + 2, ie[1]) : "");
|
|
if (ret < 0 || ret >= end - pos)
|
|
return pos - buf;
|
|
pos += ret;
|
|
|
|
#ifdef CONFIG_WPS
|
|
ie = (const u8 *) (bss + 1);
|
|
ret = wpas_wps_scan_result_text(ie, bss->ie_len, pos, end);
|
|
if (ret < 0 || ret >= end - pos)
|
|
return pos - buf;
|
|
pos += ret;
|
|
#endif /* CONFIG_WPS */
|
|
|
|
return pos - buf;
|
|
}
|
|
|
|
|
|
static int wpa_supplicant_ctrl_iface_ap_scan(
|
|
struct wpa_supplicant *wpa_s, char *cmd)
|
|
{
|
|
int ap_scan = atoi(cmd);
|
|
return wpa_supplicant_set_ap_scan(wpa_s, ap_scan);
|
|
}
|
|
|
|
|
|
char * wpa_supplicant_ctrl_iface_process(struct wpa_supplicant *wpa_s,
|
|
char *buf, size_t *resp_len)
|
|
{
|
|
char *reply;
|
|
const int reply_size = 2048;
|
|
int ctrl_rsp = 0;
|
|
int reply_len;
|
|
|
|
if (os_strncmp(buf, WPA_CTRL_RSP, os_strlen(WPA_CTRL_RSP)) == 0 ||
|
|
os_strncmp(buf, "SET_NETWORK ", 12) == 0) {
|
|
wpa_hexdump_ascii_key(MSG_DEBUG, "RX ctrl_iface",
|
|
(const u8 *) buf, os_strlen(buf));
|
|
} else {
|
|
wpa_hexdump_ascii(MSG_DEBUG, "RX ctrl_iface",
|
|
(const u8 *) buf, os_strlen(buf));
|
|
}
|
|
|
|
reply = os_malloc(reply_size);
|
|
if (reply == NULL) {
|
|
*resp_len = 1;
|
|
return NULL;
|
|
}
|
|
|
|
os_memcpy(reply, "OK\n", 3);
|
|
reply_len = 3;
|
|
|
|
if (os_strcmp(buf, "PING") == 0) {
|
|
os_memcpy(reply, "PONG\n", 5);
|
|
reply_len = 5;
|
|
} else if (os_strcmp(buf, "MIB") == 0) {
|
|
reply_len = wpa_sm_get_mib(wpa_s->wpa, reply, reply_size);
|
|
if (reply_len >= 0) {
|
|
int res;
|
|
res = eapol_sm_get_mib(wpa_s->eapol, reply + reply_len,
|
|
reply_size - reply_len);
|
|
if (res < 0)
|
|
reply_len = -1;
|
|
else
|
|
reply_len += res;
|
|
}
|
|
} else if (os_strncmp(buf, "STATUS", 6) == 0) {
|
|
reply_len = wpa_supplicant_ctrl_iface_status(
|
|
wpa_s, buf + 6, reply, reply_size);
|
|
} else if (os_strcmp(buf, "PMKSA") == 0) {
|
|
reply_len = wpa_sm_pmksa_cache_list(wpa_s->wpa, reply,
|
|
reply_size);
|
|
} else if (os_strncmp(buf, "SET ", 4) == 0) {
|
|
if (wpa_supplicant_ctrl_iface_set(wpa_s, buf + 4))
|
|
reply_len = -1;
|
|
} else if (os_strcmp(buf, "LOGON") == 0) {
|
|
eapol_sm_notify_logoff(wpa_s->eapol, FALSE);
|
|
} else if (os_strcmp(buf, "LOGOFF") == 0) {
|
|
eapol_sm_notify_logoff(wpa_s->eapol, TRUE);
|
|
} else if (os_strcmp(buf, "REASSOCIATE") == 0) {
|
|
wpa_s->disconnected = 0;
|
|
wpa_s->reassociate = 1;
|
|
wpa_supplicant_req_scan(wpa_s, 0, 0);
|
|
} else if (os_strcmp(buf, "RECONNECT") == 0) {
|
|
if (wpa_s->disconnected) {
|
|
wpa_s->disconnected = 0;
|
|
wpa_s->reassociate = 1;
|
|
wpa_supplicant_req_scan(wpa_s, 0, 0);
|
|
}
|
|
#ifdef IEEE8021X_EAPOL
|
|
} else if (os_strncmp(buf, "PREAUTH ", 8) == 0) {
|
|
if (wpa_supplicant_ctrl_iface_preauth(wpa_s, buf + 8))
|
|
reply_len = -1;
|
|
#endif /* IEEE8021X_EAPOL */
|
|
#ifdef CONFIG_PEERKEY
|
|
} else if (os_strncmp(buf, "STKSTART ", 9) == 0) {
|
|
if (wpa_supplicant_ctrl_iface_stkstart(wpa_s, buf + 9))
|
|
reply_len = -1;
|
|
#endif /* CONFIG_PEERKEY */
|
|
#ifdef CONFIG_IEEE80211R
|
|
} else if (os_strncmp(buf, "FT_DS ", 6) == 0) {
|
|
if (wpa_supplicant_ctrl_iface_ft_ds(wpa_s, buf + 6))
|
|
reply_len = -1;
|
|
#endif /* CONFIG_IEEE80211R */
|
|
#ifdef CONFIG_WPS
|
|
} else if (os_strcmp(buf, "WPS_PBC") == 0) {
|
|
if (wpa_supplicant_ctrl_iface_wps_pbc(wpa_s, NULL))
|
|
reply_len = -1;
|
|
} else if (os_strncmp(buf, "WPS_PBC ", 8) == 0) {
|
|
if (wpa_supplicant_ctrl_iface_wps_pbc(wpa_s, buf + 8))
|
|
reply_len = -1;
|
|
} else if (os_strncmp(buf, "WPS_PIN ", 8) == 0) {
|
|
reply_len = wpa_supplicant_ctrl_iface_wps_pin(wpa_s, buf + 8,
|
|
reply,
|
|
reply_size);
|
|
#ifdef CONFIG_WPS_OOB
|
|
} else if (os_strncmp(buf, "WPS_OOB ", 8) == 0) {
|
|
if (wpa_supplicant_ctrl_iface_wps_oob(wpa_s, buf + 8))
|
|
reply_len = -1;
|
|
#endif /* CONFIG_WPS_OOB */
|
|
} else if (os_strncmp(buf, "WPS_REG ", 8) == 0) {
|
|
if (wpa_supplicant_ctrl_iface_wps_reg(wpa_s, buf + 8))
|
|
reply_len = -1;
|
|
#ifdef CONFIG_WPS_ER
|
|
} else if (os_strcmp(buf, "WPS_ER_START") == 0) {
|
|
if (wpas_wps_er_start(wpa_s))
|
|
reply_len = -1;
|
|
} else if (os_strcmp(buf, "WPS_ER_STOP") == 0) {
|
|
if (wpas_wps_er_stop(wpa_s))
|
|
reply_len = -1;
|
|
} else if (os_strncmp(buf, "WPS_ER_PIN ", 11) == 0) {
|
|
if (wpa_supplicant_ctrl_iface_wps_er_pin(wpa_s, buf + 11))
|
|
reply_len = -1;
|
|
} else if (os_strncmp(buf, "WPS_ER_PBC ", 11) == 0) {
|
|
if (wpas_wps_er_pbc(wpa_s, buf + 11))
|
|
reply_len = -1;
|
|
#endif /* CONFIG_WPS_ER */
|
|
#endif /* CONFIG_WPS */
|
|
#ifdef CONFIG_IBSS_RSN
|
|
} else if (os_strncmp(buf, "IBSS_RSN ", 9) == 0) {
|
|
if (wpa_supplicant_ctrl_iface_ibss_rsn(wpa_s, buf + 9))
|
|
reply_len = -1;
|
|
#endif /* CONFIG_IBSS_RSN */
|
|
} else if (os_strncmp(buf, WPA_CTRL_RSP, os_strlen(WPA_CTRL_RSP)) == 0)
|
|
{
|
|
if (wpa_supplicant_ctrl_iface_ctrl_rsp(
|
|
wpa_s, buf + os_strlen(WPA_CTRL_RSP)))
|
|
reply_len = -1;
|
|
else
|
|
ctrl_rsp = 1;
|
|
} else if (os_strcmp(buf, "RECONFIGURE") == 0) {
|
|
if (wpa_supplicant_reload_configuration(wpa_s))
|
|
reply_len = -1;
|
|
} else if (os_strcmp(buf, "TERMINATE") == 0) {
|
|
eloop_terminate();
|
|
} else if (os_strncmp(buf, "BSSID ", 6) == 0) {
|
|
if (wpa_supplicant_ctrl_iface_bssid(wpa_s, buf + 6))
|
|
reply_len = -1;
|
|
} else if (os_strcmp(buf, "LIST_NETWORKS") == 0) {
|
|
reply_len = wpa_supplicant_ctrl_iface_list_networks(
|
|
wpa_s, reply, reply_size);
|
|
} else if (os_strcmp(buf, "DISCONNECT") == 0) {
|
|
wpa_s->reassociate = 0;
|
|
wpa_s->disconnected = 1;
|
|
wpa_supplicant_disassociate(wpa_s, WLAN_REASON_DEAUTH_LEAVING);
|
|
} else if (os_strcmp(buf, "SCAN") == 0) {
|
|
wpa_s->scan_req = 2;
|
|
wpa_supplicant_req_scan(wpa_s, 0, 0);
|
|
} else if (os_strcmp(buf, "SCAN_RESULTS") == 0) {
|
|
reply_len = wpa_supplicant_ctrl_iface_scan_results(
|
|
wpa_s, reply, reply_size);
|
|
} else if (os_strncmp(buf, "SELECT_NETWORK ", 15) == 0) {
|
|
if (wpa_supplicant_ctrl_iface_select_network(wpa_s, buf + 15))
|
|
reply_len = -1;
|
|
} else if (os_strncmp(buf, "ENABLE_NETWORK ", 15) == 0) {
|
|
if (wpa_supplicant_ctrl_iface_enable_network(wpa_s, buf + 15))
|
|
reply_len = -1;
|
|
} else if (os_strncmp(buf, "DISABLE_NETWORK ", 16) == 0) {
|
|
if (wpa_supplicant_ctrl_iface_disable_network(wpa_s, buf + 16))
|
|
reply_len = -1;
|
|
} else if (os_strcmp(buf, "ADD_NETWORK") == 0) {
|
|
reply_len = wpa_supplicant_ctrl_iface_add_network(
|
|
wpa_s, reply, reply_size);
|
|
} else if (os_strncmp(buf, "REMOVE_NETWORK ", 15) == 0) {
|
|
if (wpa_supplicant_ctrl_iface_remove_network(wpa_s, buf + 15))
|
|
reply_len = -1;
|
|
} else if (os_strncmp(buf, "SET_NETWORK ", 12) == 0) {
|
|
if (wpa_supplicant_ctrl_iface_set_network(wpa_s, buf + 12))
|
|
reply_len = -1;
|
|
} else if (os_strncmp(buf, "GET_NETWORK ", 12) == 0) {
|
|
reply_len = wpa_supplicant_ctrl_iface_get_network(
|
|
wpa_s, buf + 12, reply, reply_size);
|
|
#ifndef CONFIG_NO_CONFIG_WRITE
|
|
} else if (os_strcmp(buf, "SAVE_CONFIG") == 0) {
|
|
if (wpa_supplicant_ctrl_iface_save_config(wpa_s))
|
|
reply_len = -1;
|
|
#endif /* CONFIG_NO_CONFIG_WRITE */
|
|
} else if (os_strncmp(buf, "GET_CAPABILITY ", 15) == 0) {
|
|
reply_len = wpa_supplicant_ctrl_iface_get_capability(
|
|
wpa_s, buf + 15, reply, reply_size);
|
|
} else if (os_strncmp(buf, "AP_SCAN ", 8) == 0) {
|
|
if (wpa_supplicant_ctrl_iface_ap_scan(wpa_s, buf + 8))
|
|
reply_len = -1;
|
|
} else if (os_strcmp(buf, "INTERFACE_LIST") == 0) {
|
|
reply_len = wpa_supplicant_global_iface_list(
|
|
wpa_s->global, reply, reply_size);
|
|
} else if (os_strcmp(buf, "INTERFACES") == 0) {
|
|
reply_len = wpa_supplicant_global_iface_interfaces(
|
|
wpa_s->global, reply, reply_size);
|
|
} else if (os_strncmp(buf, "BSS ", 4) == 0) {
|
|
reply_len = wpa_supplicant_ctrl_iface_bss(
|
|
wpa_s, buf + 4, reply, reply_size);
|
|
#ifdef CONFIG_AP
|
|
} else if (os_strcmp(buf, "STA-FIRST") == 0) {
|
|
reply_len = ap_ctrl_iface_sta_first(wpa_s, reply, reply_size);
|
|
} else if (os_strncmp(buf, "STA ", 4) == 0) {
|
|
reply_len = ap_ctrl_iface_sta(wpa_s, buf + 4, reply,
|
|
reply_size);
|
|
} else if (os_strncmp(buf, "STA-NEXT ", 9) == 0) {
|
|
reply_len = ap_ctrl_iface_sta_next(wpa_s, buf + 9, reply,
|
|
reply_size);
|
|
#endif /* CONFIG_AP */
|
|
} else {
|
|
os_memcpy(reply, "UNKNOWN COMMAND\n", 16);
|
|
reply_len = 16;
|
|
}
|
|
|
|
if (reply_len < 0) {
|
|
os_memcpy(reply, "FAIL\n", 5);
|
|
reply_len = 5;
|
|
}
|
|
|
|
if (ctrl_rsp)
|
|
eapol_sm_notify_ctrl_response(wpa_s->eapol);
|
|
|
|
*resp_len = reply_len;
|
|
return reply;
|
|
}
|
|
|
|
|
|
static int wpa_supplicant_global_iface_add(struct wpa_global *global,
|
|
char *cmd)
|
|
{
|
|
struct wpa_interface iface;
|
|
char *pos;
|
|
|
|
/*
|
|
* <ifname>TAB<confname>TAB<driver>TAB<ctrl_interface>TAB<driver_param>
|
|
* TAB<bridge_ifname>
|
|
*/
|
|
wpa_printf(MSG_DEBUG, "CTRL_IFACE GLOBAL INTERFACE_ADD '%s'", cmd);
|
|
|
|
os_memset(&iface, 0, sizeof(iface));
|
|
|
|
do {
|
|
iface.ifname = pos = cmd;
|
|
pos = os_strchr(pos, '\t');
|
|
if (pos)
|
|
*pos++ = '\0';
|
|
if (iface.ifname[0] == '\0')
|
|
return -1;
|
|
if (pos == NULL)
|
|
break;
|
|
|
|
iface.confname = pos;
|
|
pos = os_strchr(pos, '\t');
|
|
if (pos)
|
|
*pos++ = '\0';
|
|
if (iface.confname[0] == '\0')
|
|
iface.confname = NULL;
|
|
if (pos == NULL)
|
|
break;
|
|
|
|
iface.driver = pos;
|
|
pos = os_strchr(pos, '\t');
|
|
if (pos)
|
|
*pos++ = '\0';
|
|
if (iface.driver[0] == '\0')
|
|
iface.driver = NULL;
|
|
if (pos == NULL)
|
|
break;
|
|
|
|
iface.ctrl_interface = pos;
|
|
pos = os_strchr(pos, '\t');
|
|
if (pos)
|
|
*pos++ = '\0';
|
|
if (iface.ctrl_interface[0] == '\0')
|
|
iface.ctrl_interface = NULL;
|
|
if (pos == NULL)
|
|
break;
|
|
|
|
iface.driver_param = pos;
|
|
pos = os_strchr(pos, '\t');
|
|
if (pos)
|
|
*pos++ = '\0';
|
|
if (iface.driver_param[0] == '\0')
|
|
iface.driver_param = NULL;
|
|
if (pos == NULL)
|
|
break;
|
|
|
|
iface.bridge_ifname = pos;
|
|
pos = os_strchr(pos, '\t');
|
|
if (pos)
|
|
*pos++ = '\0';
|
|
if (iface.bridge_ifname[0] == '\0')
|
|
iface.bridge_ifname = NULL;
|
|
if (pos == NULL)
|
|
break;
|
|
} while (0);
|
|
|
|
if (wpa_supplicant_get_iface(global, iface.ifname))
|
|
return -1;
|
|
|
|
return wpa_supplicant_add_iface(global, &iface) ? 0 : -1;
|
|
}
|
|
|
|
|
|
static int wpa_supplicant_global_iface_remove(struct wpa_global *global,
|
|
char *cmd)
|
|
{
|
|
struct wpa_supplicant *wpa_s;
|
|
|
|
wpa_printf(MSG_DEBUG, "CTRL_IFACE GLOBAL INTERFACE_REMOVE '%s'", cmd);
|
|
|
|
wpa_s = wpa_supplicant_get_iface(global, cmd);
|
|
if (wpa_s == NULL)
|
|
return -1;
|
|
return wpa_supplicant_remove_iface(global, wpa_s);
|
|
}
|
|
|
|
|
|
static void wpa_free_iface_info(struct wpa_interface_info *iface)
|
|
{
|
|
struct wpa_interface_info *prev;
|
|
|
|
while (iface) {
|
|
prev = iface;
|
|
iface = iface->next;
|
|
|
|
os_free(prev->ifname);
|
|
os_free(prev->desc);
|
|
os_free(prev);
|
|
}
|
|
}
|
|
|
|
|
|
static int wpa_supplicant_global_iface_list(struct wpa_global *global,
|
|
char *buf, int len)
|
|
{
|
|
int i, res;
|
|
struct wpa_interface_info *iface = NULL, *last = NULL, *tmp;
|
|
char *pos, *end;
|
|
|
|
for (i = 0; wpa_drivers[i]; i++) {
|
|
struct wpa_driver_ops *drv = wpa_drivers[i];
|
|
if (drv->get_interfaces == NULL)
|
|
continue;
|
|
tmp = drv->get_interfaces(global->drv_priv);
|
|
if (tmp == NULL)
|
|
continue;
|
|
|
|
if (last == NULL)
|
|
iface = last = tmp;
|
|
else
|
|
last->next = tmp;
|
|
while (last->next)
|
|
last = last->next;
|
|
}
|
|
|
|
pos = buf;
|
|
end = buf + len;
|
|
for (tmp = iface; tmp; tmp = tmp->next) {
|
|
res = os_snprintf(pos, end - pos, "%s\t%s\t%s\n",
|
|
tmp->drv_name, tmp->ifname,
|
|
tmp->desc ? tmp->desc : "");
|
|
if (res < 0 || res >= end - pos) {
|
|
*pos = '\0';
|
|
break;
|
|
}
|
|
pos += res;
|
|
}
|
|
|
|
wpa_free_iface_info(iface);
|
|
|
|
return pos - buf;
|
|
}
|
|
|
|
|
|
static int wpa_supplicant_global_iface_interfaces(struct wpa_global *global,
|
|
char *buf, int len)
|
|
{
|
|
int res;
|
|
char *pos, *end;
|
|
struct wpa_supplicant *wpa_s;
|
|
|
|
wpa_s = global->ifaces;
|
|
pos = buf;
|
|
end = buf + len;
|
|
|
|
while (wpa_s) {
|
|
res = os_snprintf(pos, end - pos, "%s\n", wpa_s->ifname);
|
|
if (res < 0 || res >= end - pos) {
|
|
*pos = '\0';
|
|
break;
|
|
}
|
|
pos += res;
|
|
wpa_s = wpa_s->next;
|
|
}
|
|
return pos - buf;
|
|
}
|
|
|
|
|
|
char * wpa_supplicant_global_ctrl_iface_process(struct wpa_global *global,
|
|
char *buf, size_t *resp_len)
|
|
{
|
|
char *reply;
|
|
const int reply_size = 2048;
|
|
int reply_len;
|
|
|
|
wpa_hexdump_ascii(MSG_DEBUG, "RX global ctrl_iface",
|
|
(const u8 *) buf, os_strlen(buf));
|
|
|
|
reply = os_malloc(reply_size);
|
|
if (reply == NULL) {
|
|
*resp_len = 1;
|
|
return NULL;
|
|
}
|
|
|
|
os_memcpy(reply, "OK\n", 3);
|
|
reply_len = 3;
|
|
|
|
if (os_strcmp(buf, "PING") == 0) {
|
|
os_memcpy(reply, "PONG\n", 5);
|
|
reply_len = 5;
|
|
} else if (os_strncmp(buf, "INTERFACE_ADD ", 14) == 0) {
|
|
if (wpa_supplicant_global_iface_add(global, buf + 14))
|
|
reply_len = -1;
|
|
} else if (os_strncmp(buf, "INTERFACE_REMOVE ", 17) == 0) {
|
|
if (wpa_supplicant_global_iface_remove(global, buf + 17))
|
|
reply_len = -1;
|
|
} else if (os_strcmp(buf, "INTERFACE_LIST") == 0) {
|
|
reply_len = wpa_supplicant_global_iface_list(
|
|
global, reply, reply_size);
|
|
} else if (os_strcmp(buf, "INTERFACES") == 0) {
|
|
reply_len = wpa_supplicant_global_iface_interfaces(
|
|
global, reply, reply_size);
|
|
} else if (os_strcmp(buf, "TERMINATE") == 0) {
|
|
eloop_terminate();
|
|
} else {
|
|
os_memcpy(reply, "UNKNOWN COMMAND\n", 16);
|
|
reply_len = 16;
|
|
}
|
|
|
|
if (reply_len < 0) {
|
|
os_memcpy(reply, "FAIL\n", 5);
|
|
reply_len = 5;
|
|
}
|
|
|
|
*resp_len = reply_len;
|
|
return reply;
|
|
}
|