index c32f01c1e70cf4c8cd14e0b8648879e6f09acca3..39b2147afbcaffea4071e5d5f376fafcfa626af9 100644 (file)
/*
* WPA Supplicant
- * Copyright (c) 2003-2010, Jouni Malinen <j@w1.fi>
+ * Copyright (c) 2003-2012, Jouni Malinen <j@w1.fi>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
#include "includes.h"
#include "common.h"
+#include "crypto/random.h"
+#include "crypto/sha1.h"
#include "eapol_supp/eapol_supp_sm.h"
#include "eap_peer/eap.h"
#include "eap_server/eap_methods.h"
#include "rsn_supp/preauth.h"
#include "rsn_supp/pmksa_cache.h"
#include "common/wpa_ctrl.h"
-#include "mlme.h"
#include "common/ieee802_11_defs.h"
#include "p2p/p2p.h"
#include "blacklist.h"
#include "wps_supplicant.h"
#include "ibss_rsn.h"
#include "sme.h"
+#include "gas_query.h"
#include "ap.h"
#include "p2p_supplicant.h"
#include "notify.h"
#include "bgscan.h"
#include "bss.h"
#include "scan.h"
+#include "offchannel.h"
const char *wpa_supplicant_version =
"wpa_supplicant v" VERSION_STR "\n"
-"Copyright (c) 2003-2010, Jouni Malinen <j@w1.fi> and contributors";
+"Copyright (c) 2003-2012, Jouni Malinen <j@w1.fi> and contributors";
const char *wpa_supplicant_license =
-"This program is free software. You can distribute it and/or modify it\n"
-"under the terms of the GNU General Public License version 2.\n"
-"\n"
-"Alternatively, this software may be distributed under the terms of the\n"
-"BSD license. See README and COPYING for more details.\n"
+"This software may be distributed under the terms of the BSD license.\n"
+"See README for more details.\n"
#ifdef EAP_TLS_OPENSSL
"\nThis product includes software developed by the OpenSSL Project\n"
"for use in the OpenSSL Toolkit (http://www.openssl.org/)\n"
#ifndef CONFIG_NO_STDOUT_DEBUG
/* Long text divided into parts in order to fit in C89 strings size limits. */
const char *wpa_supplicant_full_license1 =
-"This program is free software; you can redistribute it and/or modify\n"
-"it under the terms of the GNU General Public License version 2 as\n"
-"published by the Free Software Foundation.\n"
-"\n"
-"This program is distributed in the hope that it will be useful,\n"
-"but WITHOUT ANY WARRANTY; without even the implied warranty of\n"
-"MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\n"
-"GNU General Public License for more details.\n"
-"\n";
+"";
const char *wpa_supplicant_full_license2 =
-"You should have received a copy of the GNU General Public License\n"
-"along with this program; if not, write to the Free Software\n"
-"Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA\n"
-"\n"
-"Alternatively, this software may be distributed under the terms of the\n"
-"BSD license.\n"
+"This software may be distributed under the terms of the BSD license.\n"
"\n"
"Redistribution and use in source and binary forms, with or without\n"
"modification, are permitted provided that the following conditions are\n"
wpa_sm_notify_disassoc(wpa_s->wpa);
wpa_supplicant_disassociate(wpa_s, WLAN_REASON_DEAUTH_LEAVING);
wpa_s->reassociate = 1;
- wpa_supplicant_req_scan(wpa_s, 0, 0);
+
+ /*
+ * If we timed out, the AP or the local radio may be busy.
+ * So, wait a second until scanning again.
+ */
+ wpa_supplicant_req_scan(wpa_s, 1, 0);
}
}
+static void free_hw_features(struct wpa_supplicant *wpa_s)
+{
+ int i;
+ if (wpa_s->hw.modes == NULL)
+ return;
+
+ for (i = 0; i < wpa_s->hw.num_modes; i++) {
+ os_free(wpa_s->hw.modes[i].channels);
+ os_free(wpa_s->hw.modes[i].rates);
+ }
+
+ os_free(wpa_s->hw.modes);
+ wpa_s->hw.modes = NULL;
+}
+
+
static void wpa_supplicant_cleanup(struct wpa_supplicant *wpa_s)
{
bgscan_deinit(wpa_s);
wpa_s->l2_br = NULL;
}
- if (wpa_s->ctrl_iface) {
- wpa_supplicant_ctrl_iface_deinit(wpa_s->ctrl_iface);
- wpa_s->ctrl_iface = NULL;
- }
if (wpa_s->conf != NULL) {
struct wpa_ssid *ssid;
for (ssid = wpa_s->conf->ssid; ssid; ssid = ssid->next)
wpas_notify_network_removed(wpa_s, ssid);
- wpa_config_free(wpa_s->conf);
- wpa_s->conf = NULL;
}
os_free(wpa_s->confname);
rsn_preauth_deinit(wpa_s->wpa);
+#ifdef CONFIG_TDLS
+ wpa_tdls_deinit(wpa_s->wpa);
+#endif /* CONFIG_TDLS */
+
pmksa_candidate_free(wpa_s->wpa);
wpa_sm_deinit(wpa_s->wpa);
wpa_s->wpa = NULL;
wpa_supplicant_cancel_scan(wpa_s);
wpa_supplicant_cancel_auth_timeout(wpa_s);
-
- ieee80211_sta_deinit(wpa_s);
+ eloop_cancel_timeout(wpa_supplicant_stop_countermeasures, wpa_s, NULL);
+#ifdef CONFIG_DELAYED_MIC_ERROR_REPORT
+ eloop_cancel_timeout(wpa_supplicant_delayed_mic_error_report,
+ wpa_s, NULL);
+#endif /* CONFIG_DELAYED_MIC_ERROR_REPORT */
wpas_wps_deinit(wpa_s);
wpa_s->ibss_rsn = NULL;
#endif /* CONFIG_IBSS_RSN */
-#ifdef CONFIG_SME
- os_free(wpa_s->sme.ft_ies);
- wpa_s->sme.ft_ies = NULL;
- wpa_s->sme.ft_ies_len = 0;
-#ifdef CONFIG_IEEE80211W
- sme_stop_sa_query(wpa_s);
-#endif /* CONFIG_IEEE80211W */
-#endif /* CONFIG_SME */
+ sme_deinit(wpa_s);
#ifdef CONFIG_AP
wpa_supplicant_ap_deinit(wpa_s);
wpas_p2p_deinit(wpa_s);
#endif /* CONFIG_P2P */
+#ifdef CONFIG_OFFCHANNEL
+ offchannel_deinit(wpa_s);
+#endif /* CONFIG_OFFCHANNEL */
+
+ wpa_supplicant_cancel_sched_scan(wpa_s);
+
os_free(wpa_s->next_scan_freqs);
wpa_s->next_scan_freqs = NULL;
+
+ gas_query_deinit(wpa_s->gas);
+ wpa_s->gas = NULL;
+
+ free_hw_features(wpa_s);
}
}
+#ifdef CONFIG_BGSCAN
+
+static void wpa_supplicant_start_bgscan(struct wpa_supplicant *wpa_s)
+{
+ if (wpas_driver_bss_selection(wpa_s))
+ return;
+ if (wpa_s->current_ssid == wpa_s->bgscan_ssid)
+ return;
+
+ bgscan_deinit(wpa_s);
+ if (wpa_s->current_ssid && wpa_s->current_ssid->bgscan) {
+ if (bgscan_init(wpa_s, wpa_s->current_ssid)) {
+ wpa_dbg(wpa_s, MSG_DEBUG, "Failed to initialize "
+ "bgscan");
+ /*
+ * Live without bgscan; it is only used as a roaming
+ * optimization, so the initial connection is not
+ * affected.
+ */
+ } else
+ wpa_s->bgscan_ssid = wpa_s->current_ssid;
+ } else
+ wpa_s->bgscan_ssid = NULL;
+}
+
+
+static void wpa_supplicant_stop_bgscan(struct wpa_supplicant *wpa_s)
+{
+ if (wpa_s->bgscan_ssid != NULL) {
+ bgscan_deinit(wpa_s);
+ wpa_s->bgscan_ssid = NULL;
+ }
+}
+
+#endif /* CONFIG_BGSCAN */
+
+
/**
* wpa_supplicant_set_state - Set current connection state
* @wpa_s: Pointer to wpa_supplicant data
}
wpa_s->wpa_state = state;
- if (wpa_s->wpa_state != old_state)
+#ifdef CONFIG_BGSCAN
+ if (state == WPA_COMPLETED)
+ wpa_supplicant_start_bgscan(wpa_s);
+ else
+ wpa_supplicant_stop_bgscan(wpa_s);
+#endif /* CONFIG_BGSCAN */
+
+ if (wpa_s->wpa_state != old_state) {
wpas_notify_state_changed(wpa_s, wpa_s->wpa_state, old_state);
+
+ if (wpa_s->wpa_state == WPA_COMPLETED ||
+ old_state == WPA_COMPLETED)
+ wpas_notify_auth_changed(wpa_s);
+ }
}
static void wpa_supplicant_terminate(int sig, void *signal_ctx)
{
struct wpa_global *global = signal_ctx;
- struct wpa_supplicant *wpa_s;
- for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next) {
- wpa_msg(wpa_s, MSG_INFO, WPA_EVENT_TERMINATING "- signal %d "
- "received", sig);
- }
wpa_supplicant_terminate_proc(global);
}
int wpa_supplicant_reload_configuration(struct wpa_supplicant *wpa_s)
{
struct wpa_config *conf;
- struct wpa_ssid *old_ssid;
int reconf_ctrl;
int old_ap_scan;
}
eapol_sm_invalidate_cached_session(wpa_s->eapol);
- old_ssid = wpa_s->current_ssid;
- wpa_s->current_ssid = NULL;
- if (old_ssid != wpa_s->current_ssid)
- wpas_notify_network_changed(wpa_s);
+ if (wpa_s->current_ssid) {
+ wpa_supplicant_deauthenticate(wpa_s,
+ WLAN_REASON_DEAUTH_LEAVING);
+ }
/*
* TODO: should notify EAPOL SM about changes in opensc_engine_path,
}
eapol_sm_notify_config(wpa_s->eapol, NULL, NULL);
wpa_sm_set_config(wpa_s->wpa, NULL);
+ wpa_sm_pmksa_cache_flush(wpa_s->wpa, NULL);
wpa_sm_set_fast_reauth(wpa_s->wpa, wpa_s->conf->fast_reauth);
rsn_preauth_deinit(wpa_s->wpa);
}
#endif /* CONFIG_IEEE80211W */
+ wpa_s->wpa_proto = proto;
wpa_sm_set_param(wpa_s->wpa, WPA_PARAM_PROTO, proto);
wpa_sm_set_param(wpa_s->wpa, WPA_PARAM_RSN_ENABLED,
!!(ssid->proto & WPA_PROTO_RSN));
return -1;
}
- if (ssid->key_mgmt &
- (WPA_KEY_MGMT_PSK | WPA_KEY_MGMT_FT_PSK | WPA_KEY_MGMT_PSK_SHA256))
+ if (wpa_key_mgmt_wpa_psk(ssid->key_mgmt)) {
wpa_sm_set_pmk(wpa_s->wpa, ssid->psk, PMK_LEN);
- else
+#ifndef CONFIG_NO_PBKDF2
+ if (bss && ssid->bssid_set && ssid->ssid_len == 0 &&
+ ssid->passphrase) {
+ u8 psk[PMK_LEN];
+ pbkdf2_sha1(ssid->passphrase, (char *) bss->ssid,
+ bss->ssid_len, 4096, psk, PMK_LEN);
+ wpa_hexdump_key(MSG_MSGDUMP, "PSK (from passphrase)",
+ psk, PMK_LEN);
+ wpa_sm_set_pmk(wpa_s->wpa, psk, PMK_LEN);
+ }
+#endif /* CONFIG_NO_PBKDF2 */
+ } else
wpa_sm_set_pmk_from_pmksa(wpa_s->wpa);
return 0;
struct wpa_driver_capa capa;
int assoc_failed = 0;
struct wpa_ssid *old_ssid;
+#ifdef CONFIG_HT_OVERRIDES
+ struct ieee80211_ht_capabilities htcaps;
+ struct ieee80211_ht_capabilities htcaps_mask;
+#endif /* CONFIG_HT_OVERRIDES */
+
+#ifdef CONFIG_IBSS_RSN
+ ibss_rsn_deinit(wpa_s->ibss_rsn);
+ wpa_s->ibss_rsn = NULL;
+#endif /* CONFIG_IBSS_RSN */
if (ssid->mode == WPAS_MODE_AP || ssid->mode == WPAS_MODE_P2P_GO ||
ssid->mode == WPAS_MODE_P2P_GROUP_FORMATION) {
return;
}
+#ifdef CONFIG_TDLS
+ if (bss)
+ wpa_tdls_ap_ies(wpa_s->wpa, (const u8 *) (bss + 1),
+ bss->ie_len);
+#endif /* CONFIG_TDLS */
+
if ((wpa_s->drv_flags & WPA_DRIVER_FLAGS_SME) &&
ssid->mode == IEEE80211_MODE_INFRA) {
sme_authenticate(wpa_s, bss, ssid);
os_memset(¶ms, 0, sizeof(params));
wpa_s->reassociate = 0;
- if (bss) {
+ if (bss && !wpas_driver_bss_selection(wpa_s)) {
#ifdef CONFIG_IEEE80211R
const u8 *ie, *md = NULL;
#endif /* CONFIG_IEEE80211R */
wpa_ssid_txt(ssid->ssid, ssid->ssid_len));
os_memset(wpa_s->pending_bssid, 0, ETH_ALEN);
}
+ wpa_supplicant_cancel_sched_scan(wpa_s);
wpa_supplicant_cancel_scan(wpa_s);
/* Starting new association, so clear the possibly used WPA IE from the
if (bss && (wpa_bss_get_vendor_ie(bss, WPA_IE_VENDOR_TYPE) ||
wpa_bss_get_ie(bss, WLAN_EID_RSN)) &&
- (ssid->key_mgmt & (WPA_KEY_MGMT_IEEE8021X | WPA_KEY_MGMT_PSK |
- WPA_KEY_MGMT_FT_IEEE8021X |
- WPA_KEY_MGMT_FT_PSK |
- WPA_KEY_MGMT_IEEE8021X_SHA256 |
- WPA_KEY_MGMT_PSK_SHA256))) {
+ wpa_key_mgmt_wpa(ssid->key_mgmt)) {
int try_opportunistic;
try_opportunistic = ssid->proactive_key_caching &&
(ssid->proto & WPA_PROTO_RSN);
"key management and encryption suites");
return;
}
- } else if (ssid->key_mgmt &
- (WPA_KEY_MGMT_PSK | WPA_KEY_MGMT_IEEE8021X |
- WPA_KEY_MGMT_WPA_NONE | WPA_KEY_MGMT_FT_PSK |
- WPA_KEY_MGMT_FT_IEEE8021X | WPA_KEY_MGMT_PSK_SHA256 |
- WPA_KEY_MGMT_IEEE8021X_SHA256)) {
+ } else if (wpa_key_mgmt_wpa_any(ssid->key_mgmt)) {
wpa_ie_len = sizeof(wpa_ie);
if (wpa_supplicant_set_suites(wpa_s, NULL, ssid,
wpa_ie, &wpa_ie_len)) {
params.wps = WPS_MODE_PRIVACY;
else
params.wps = WPS_MODE_OPEN;
+ wpa_s->wpa_proto = 0;
#endif /* CONFIG_WPS */
} else {
wpa_supplicant_set_non_wpa_policy(wpa_s, ssid);
wpa_ie_len = 0;
+ wpa_s->wpa_proto = 0;
}
#ifdef CONFIG_P2P
}
#endif /* CONFIG_P2P */
+#ifdef CONFIG_INTERWORKING
+ if (wpa_s->conf->interworking) {
+ u8 *pos = wpa_ie;
+ if (wpa_ie_len > 0 && pos[0] == WLAN_EID_RSN)
+ pos += 2 + pos[1];
+ os_memmove(pos + 6, pos, wpa_ie_len - (pos - wpa_ie));
+ wpa_ie_len += 6;
+ *pos++ = WLAN_EID_EXT_CAPAB;
+ *pos++ = 4;
+ *pos++ = 0x00;
+ *pos++ = 0x00;
+ *pos++ = 0x00;
+ *pos++ = 0x80; /* Bit 31 - Interworking */
+ }
+#endif /* CONFIG_INTERWORKING */
+
wpa_clear_keys(wpa_s, bss ? bss->bssid : NULL);
use_crypt = 1;
cipher_pairwise = cipher_suite2driver(wpa_s->pairwise_cipher);
wpa_supplicant_set_state(wpa_s, WPA_ASSOCIATING);
if (bss) {
- params.bssid = bss->bssid;
params.ssid = bss->ssid;
params.ssid_len = bss->ssid_len;
- params.freq = bss->freq;
+ if (!wpas_driver_bss_selection(wpa_s)) {
+ params.bssid = bss->bssid;
+ params.freq = bss->freq;
+ }
} else {
params.ssid = ssid->ssid;
params.ssid_len = ssid->ssid_len;
}
+
+ if (ssid->mode == WPAS_MODE_IBSS && ssid->bssid_set &&
+ wpa_s->conf->ap_scan == 2) {
+ params.bssid = ssid->bssid;
+ params.fixed_bssid = 1;
+ }
+
if (ssid->mode == WPAS_MODE_IBSS && ssid->frequency > 0 &&
params.freq == 0)
params.freq = ssid->frequency; /* Initial channel for IBSS */
params.pairwise_suite = cipher_pairwise;
params.group_suite = cipher_group;
params.key_mgmt_suite = key_mgmt2driver(wpa_s->key_mgmt);
+ params.wpa_proto = wpa_s->wpa_proto;
params.auth_alg = algs;
params.mode = ssid->mode;
for (i = 0; i < NUM_WEP_KEYS; i++) {
}
#endif /* CONFIG_IEEE80211W */
-#ifdef CONFIG_P2P
- if (wpa_s->global->p2p &&
- (wpa_s->drv_flags & WPA_DRIVER_FLAGS_P2P_CAPABLE))
- params.p2p = 1;
-#endif /* CONFIG_P2P */
+ params.p2p = ssid->p2p_group;
if (wpa_s->parent->set_sta_uapsd)
params.uapsd = wpa_s->parent->sta_uapsd;
else
params.uapsd = -1;
- if (wpa_s->drv_flags & WPA_DRIVER_FLAGS_USER_SPACE_MLME)
- ret = ieee80211_sta_associate(wpa_s, ¶ms);
- else
- ret = wpa_drv_associate(wpa_s, ¶ms);
+#ifdef CONFIG_HT_OVERRIDES
+ os_memset(&htcaps, 0, sizeof(htcaps));
+ os_memset(&htcaps_mask, 0, sizeof(htcaps_mask));
+ params.htcaps = (u8 *) &htcaps;
+ params.htcaps_mask = (u8 *) &htcaps_mask;
+ wpa_supplicant_apply_ht_overrides(wpa_s, ssid, ¶ms);
+#endif /* CONFIG_HT_OVERRIDES */
+
+ ret = wpa_drv_associate(wpa_s, ¶ms);
if (ret < 0) {
wpa_msg(wpa_s, MSG_INFO, "Association request to the driver "
"failed");
} else if (ssid->mode == WPAS_MODE_IBSS &&
wpa_s->key_mgmt != WPA_KEY_MGMT_NONE &&
wpa_s->key_mgmt != WPA_KEY_MGMT_WPA_NONE) {
- ibss_rsn_set_psk(wpa_s->ibss_rsn, ssid->psk);
/*
* RSN IBSS authentication is per-STA and we can disable the
* per-BSSID authentication.
u8 *addr = NULL;
if (!is_zero_ether_addr(wpa_s->bssid)) {
- if (wpa_s->drv_flags & WPA_DRIVER_FLAGS_USER_SPACE_MLME)
- ieee80211_sta_disassociate(wpa_s, reason_code);
- else
- wpa_drv_disassociate(wpa_s, wpa_s->bssid, reason_code);
+ wpa_drv_disassociate(wpa_s, wpa_s->bssid, reason_code);
addr = wpa_s->bssid;
}
u8 *addr = NULL;
if (!is_zero_ether_addr(wpa_s->bssid)) {
- if (wpa_s->drv_flags & WPA_DRIVER_FLAGS_USER_SPACE_MLME)
- ieee80211_sta_deauthenticate(wpa_s, reason_code);
- else
- wpa_drv_deauthenticate(wpa_s, wpa_s->bssid,
- reason_code);
+ wpa_drv_deauthenticate(wpa_s, wpa_s->bssid, reason_code);
addr = wpa_s->bssid;
}
{
struct wpa_ssid *other_ssid;
+ int disconnected = 0;
- if (ssid && ssid != wpa_s->current_ssid && wpa_s->current_ssid)
+ if (ssid && ssid != wpa_s->current_ssid && wpa_s->current_ssid) {
wpa_supplicant_disassociate(
wpa_s, WLAN_REASON_DEAUTH_LEAVING);
+ disconnected = 1;
+ }
/*
* Mark all other networks disabled or mark all networks enabled if no
if (was_disabled != other_ssid->disabled)
wpas_notify_network_enabled_changed(wpa_s, other_ssid);
}
+
+ if (ssid && ssid == wpa_s->current_ssid && wpa_s->current_ssid) {
+ /* We are already associated with the selected network */
+ wpa_printf(MSG_DEBUG, "Already associated with the "
+ "selected network - do nothing");
+ return;
+ }
+
+ if (ssid)
+ wpa_s->current_ssid = ssid;
+ wpa_s->connect_without_scan = NULL;
wpa_s->disconnected = 0;
wpa_s->reassociate = 1;
- wpa_supplicant_req_scan(wpa_s, 0, 0);
+ wpa_supplicant_req_scan(wpa_s, 0, disconnected ? 100000 : 0);
if (ssid)
wpas_notify_network_selected(wpa_s, ssid);
if (ap_scan < 0 || ap_scan > 2)
return -1;
+#ifdef ANDROID
+ if (ap_scan == 2 && ap_scan != wpa_s->conf->ap_scan &&
+ wpa_s->wpa_state >= WPA_ASSOCIATING &&
+ wpa_s->wpa_state < WPA_COMPLETED) {
+ wpa_printf(MSG_ERROR, "ap_scan = %d (%d) rejected while "
+ "associating", wpa_s->conf->ap_scan, ap_scan);
+ return 0;
+ }
+#endif /* ANDROID */
+
old_ap_scan = wpa_s->conf->ap_scan;
wpa_s->conf->ap_scan = ap_scan;
}
+/**
+ * wpa_supplicant_set_bss_expiration_age - Set BSS entry expiration age
+ * @wpa_s: wpa_supplicant structure for a network interface
+ * @expire_age: Expiration age in seconds
+ * Returns: 0 if succeed or -1 if expire_age has an invalid value
+ *
+ */
+int wpa_supplicant_set_bss_expiration_age(struct wpa_supplicant *wpa_s,
+ unsigned int bss_expire_age)
+{
+ if (bss_expire_age < 10) {
+ wpa_msg(wpa_s, MSG_ERROR, "Invalid bss expiration age %u",
+ bss_expire_age);
+ return -1;
+ }
+ wpa_msg(wpa_s, MSG_DEBUG, "Setting bss expiration age: %d sec",
+ bss_expire_age);
+ wpa_s->conf->bss_expiration_age = bss_expire_age;
+
+ return 0;
+}
+
+
+/**
+ * wpa_supplicant_set_bss_expiration_count - Set BSS entry expiration scan count
+ * @wpa_s: wpa_supplicant structure for a network interface
+ * @expire_count: number of scans after which an unseen BSS is reclaimed
+ * Returns: 0 if succeed or -1 if expire_count has an invalid value
+ *
+ */
+int wpa_supplicant_set_bss_expiration_count(struct wpa_supplicant *wpa_s,
+ unsigned int bss_expire_count)
+{
+ if (bss_expire_count < 1) {
+ wpa_msg(wpa_s, MSG_ERROR, "Invalid bss expiration count %u",
+ bss_expire_count);
+ return -1;
+ }
+ wpa_msg(wpa_s, MSG_DEBUG, "Setting bss expiration scan count: %u",
+ bss_expire_count);
+ wpa_s->conf->bss_expiration_scan_count = bss_expire_count;
+
+ return 0;
+}
+
+
/**
* wpa_supplicant_set_debug_params - Set global debug params
* @global: wpa_global structure
@@ -1623,7 +1790,8 @@ int wpa_supplicant_set_debug_params(struct wpa_global *global, int debug_level,
int old_level, old_timestamp, old_show_keys;
/* check for allowed debuglevels */
- if (debug_level != MSG_MSGDUMP &&
+ if (debug_level != MSG_EXCESSIVE &&
+ debug_level != MSG_MSGDUMP &&
debug_level != MSG_DEBUG &&
debug_level != MSG_INFO &&
debug_level != MSG_WARNING &&
u8 bssid[ETH_ALEN];
int wired;
- if (wpa_s->drv_flags & WPA_DRIVER_FLAGS_USER_SPACE_MLME) {
- if (ieee80211_sta_get_ssid(wpa_s, ssid, &ssid_len)) {
- wpa_msg(wpa_s, MSG_WARNING, "Could not read SSID from "
- "MLME");
- return NULL;
- }
- } else {
- res = wpa_drv_get_ssid(wpa_s, ssid);
- if (res < 0) {
- wpa_msg(wpa_s, MSG_WARNING, "Could not read SSID from "
- "driver");
- return NULL;
- }
- ssid_len = res;
+ res = wpa_drv_get_ssid(wpa_s, ssid);
+ if (res < 0) {
+ wpa_msg(wpa_s, MSG_WARNING, "Could not read SSID from "
+ "driver");
+ return NULL;
}
+ ssid_len = res;
- if (wpa_s->drv_flags & WPA_DRIVER_FLAGS_USER_SPACE_MLME)
- os_memcpy(bssid, wpa_s->bssid, ETH_ALEN);
- else if (wpa_drv_get_bssid(wpa_s, bssid) < 0) {
+ if (wpa_drv_get_bssid(wpa_s, bssid) < 0) {
wpa_msg(wpa_s, MSG_WARNING, "Could not read BSSID from "
"driver");
return NULL;
os_memcmp(bssid, entry->bssid, ETH_ALEN) == 0))
return entry;
#endif /* CONFIG_WPS */
+
+ if (!entry->disabled && entry->bssid_set &&
+ entry->ssid_len == 0 &&
+ os_memcmp(bssid, entry->bssid, ETH_ALEN) == 0)
+ return entry;
+
entry = entry->next;
}
}
+static int select_driver(struct wpa_supplicant *wpa_s, int i)
+{
+ struct wpa_global *global = wpa_s->global;
+
+ if (wpa_drivers[i]->global_init && global->drv_priv[i] == NULL) {
+ global->drv_priv[i] = wpa_drivers[i]->global_init();
+ if (global->drv_priv[i] == NULL) {
+ wpa_printf(MSG_ERROR, "Failed to initialize driver "
+ "'%s'", wpa_drivers[i]->name);
+ return -1;
+ }
+ }
+
+ wpa_s->driver = wpa_drivers[i];
+ wpa_s->global_drv_priv = global->drv_priv[i];
+
+ return 0;
+}
+
+
static int wpa_supplicant_set_driver(struct wpa_supplicant *wpa_s,
const char *name)
{
if (name == NULL) {
/* default to first driver in the list */
- wpa_s->driver = wpa_drivers[0];
- wpa_s->global_drv_priv = wpa_s->global->drv_priv[0];
- return 0;
+ return select_driver(wpa_s, 0);
}
do {
if (os_strlen(wpa_drivers[i]->name) == len &&
os_strncmp(driver, wpa_drivers[i]->name, len) ==
0) {
- wpa_s->driver = wpa_drivers[i];
- wpa_s->global_drv_priv =
- wpa_s->global->drv_priv[i];
- return 0;
+ /* First driver that succeeds wins */
+ if (select_driver(wpa_s, i) == 0)
+ return 0;
}
}
}
-/**
- * wpa_supplicant_driver_init - Initialize driver interface parameters
- * @wpa_s: Pointer to wpa_supplicant data
- * Returns: 0 on success, -1 on failure
- *
- * This function is called to initialize driver interface parameters.
- * wpa_drv_init() must have been called before this function to initialize the
- * driver interface.
- */
-int wpa_supplicant_driver_init(struct wpa_supplicant *wpa_s)
+int wpa_supplicant_update_mac_addr(struct wpa_supplicant *wpa_s)
{
- static int interface_count = 0;
-
if (wpa_s->driver->send_eapol) {
const u8 *addr = wpa_drv_get_mac_addr(wpa_s);
if (addr)
os_memcpy(wpa_s->own_addr, addr, ETH_ALEN);
} else if (!(wpa_s->drv_flags &
WPA_DRIVER_FLAGS_P2P_DEDICATED_INTERFACE)) {
+ l2_packet_deinit(wpa_s->l2);
wpa_s->l2 = l2_packet_init(wpa_s->ifname,
wpa_drv_get_mac_addr(wpa_s),
ETH_P_EAPOL,
wpa_dbg(wpa_s, MSG_DEBUG, "Own MAC address: " MACSTR,
MAC2STR(wpa_s->own_addr));
+ wpa_sm_set_own_addr(wpa_s->wpa, wpa_s->own_addr);
+
+ return 0;
+}
+
+
+/**
+ * wpa_supplicant_driver_init - Initialize driver interface parameters
+ * @wpa_s: Pointer to wpa_supplicant data
+ * Returns: 0 on success, -1 on failure
+ *
+ * This function is called to initialize driver interface parameters.
+ * wpa_drv_init() must have been called before this function to initialize the
+ * driver interface.
+ */
+int wpa_supplicant_driver_init(struct wpa_supplicant *wpa_s)
+{
+ static int interface_count = 0;
+
+ if (wpa_supplicant_update_mac_addr(wpa_s) < 0)
+ return -1;
if (wpa_s->bridge_ifname[0]) {
wpa_dbg(wpa_s, MSG_DEBUG, "Receiving packets from bridge "
wpa_drv_flush_pmkid(wpa_s);
wpa_s->prev_scan_ssid = WILDCARD_SSID_SCAN;
+ wpa_s->prev_scan_wildcard = 0;
+
if (wpa_supplicant_enabled_networks(wpa_s->conf)) {
- wpa_supplicant_req_scan(wpa_s, interface_count, 100000);
+ if (wpa_supplicant_delayed_sched_scan(wpa_s, interface_count,
+ 100000))
+ wpa_supplicant_req_scan(wpa_s, interface_count,
+ 100000);
interface_count++;
} else
wpa_supplicant_set_state(wpa_s, WPA_INACTIVE);
if (wpa_s == NULL)
return NULL;
wpa_s->scan_req = 1;
+ wpa_s->scan_interval = 5;
wpa_s->new_connection = 1;
wpa_s->parent = wpa_s;
+ wpa_s->sched_scanning = 0;
return wpa_s;
}
+#ifdef CONFIG_HT_OVERRIDES
+
+static int wpa_set_htcap_mcs(struct wpa_supplicant *wpa_s,
+ struct ieee80211_ht_capabilities *htcaps,
+ struct ieee80211_ht_capabilities *htcaps_mask,
+ const char *ht_mcs)
+{
+ /* parse ht_mcs into hex array */
+ int i;
+ const char *tmp = ht_mcs;
+ char *end = NULL;
+
+ /* If ht_mcs is null, do not set anything */
+ if (!ht_mcs)
+ return 0;
+
+ /* This is what we are setting in the kernel */
+ os_memset(&htcaps->supported_mcs_set, 0, IEEE80211_HT_MCS_MASK_LEN);
+
+ wpa_msg(wpa_s, MSG_DEBUG, "set_htcap, ht_mcs -:%s:-", ht_mcs);
+
+ for (i = 0; i < IEEE80211_HT_MCS_MASK_LEN; i++) {
+ errno = 0;
+ long v = strtol(tmp, &end, 16);
+ if (errno == 0) {
+ wpa_msg(wpa_s, MSG_DEBUG,
+ "htcap value[%i]: %ld end: %p tmp: %p",
+ i, v, end, tmp);
+ if (end == tmp)
+ break;
+
+ htcaps->supported_mcs_set[i] = v;
+ tmp = end;
+ } else {
+ wpa_msg(wpa_s, MSG_ERROR,
+ "Failed to parse ht-mcs: %s, error: %s\n",
+ ht_mcs, strerror(errno));
+ return -1;
+ }
+ }
+
+ /*
+ * If we were able to parse any values, then set mask for the MCS set.
+ */
+ if (i) {
+ os_memset(&htcaps_mask->supported_mcs_set, 0xff,
+ IEEE80211_HT_MCS_MASK_LEN - 1);
+ /* skip the 3 reserved bits */
+ htcaps_mask->supported_mcs_set[IEEE80211_HT_MCS_MASK_LEN - 1] =
+ 0x1f;
+ }
+
+ return 0;
+}
+
+
+static int wpa_disable_max_amsdu(struct wpa_supplicant *wpa_s,
+ struct ieee80211_ht_capabilities *htcaps,
+ struct ieee80211_ht_capabilities *htcaps_mask,
+ int disabled)
+{
+ u16 msk;
+
+ wpa_msg(wpa_s, MSG_DEBUG, "set_disable_max_amsdu: %d", disabled);
+
+ if (disabled == -1)
+ return 0;
+
+ msk = host_to_le16(HT_CAP_INFO_MAX_AMSDU_SIZE);
+ htcaps_mask->ht_capabilities_info |= msk;
+ if (disabled)
+ htcaps->ht_capabilities_info &= msk;
+ else
+ htcaps->ht_capabilities_info |= msk;
+
+ return 0;
+}
+
+
+static int wpa_set_ampdu_factor(struct wpa_supplicant *wpa_s,
+ struct ieee80211_ht_capabilities *htcaps,
+ struct ieee80211_ht_capabilities *htcaps_mask,
+ int factor)
+{
+ wpa_msg(wpa_s, MSG_DEBUG, "set_ampdu_factor: %d", factor);
+
+ if (factor == -1)
+ return 0;
+
+ if (factor < 0 || factor > 3) {
+ wpa_msg(wpa_s, MSG_ERROR, "ampdu_factor: %d out of range. "
+ "Must be 0-3 or -1", factor);
+ return -EINVAL;
+ }
+
+ htcaps_mask->a_mpdu_params |= 0x3; /* 2 bits for factor */
+ htcaps->a_mpdu_params &= ~0x3;
+ htcaps->a_mpdu_params |= factor & 0x3;
+
+ return 0;
+}
+
+
+static int wpa_set_ampdu_density(struct wpa_supplicant *wpa_s,
+ struct ieee80211_ht_capabilities *htcaps,
+ struct ieee80211_ht_capabilities *htcaps_mask,
+ int density)
+{
+ wpa_msg(wpa_s, MSG_DEBUG, "set_ampdu_density: %d", density);
+
+ if (density == -1)
+ return 0;
+
+ if (density < 0 || density > 7) {
+ wpa_msg(wpa_s, MSG_ERROR,
+ "ampdu_density: %d out of range. Must be 0-7 or -1.",
+ density);
+ return -EINVAL;
+ }
+
+ htcaps_mask->a_mpdu_params |= 0x1C;
+ htcaps->a_mpdu_params &= ~(0x1C);
+ htcaps->a_mpdu_params |= (density << 2) & 0x1C;
+
+ return 0;
+}
+
+
+static int wpa_set_disable_ht40(struct wpa_supplicant *wpa_s,
+ struct ieee80211_ht_capabilities *htcaps,
+ struct ieee80211_ht_capabilities *htcaps_mask,
+ int disabled)
+{
+ /* Masking these out disables HT40 */
+ u16 msk = host_to_le16(HT_CAP_INFO_SUPP_CHANNEL_WIDTH_SET |
+ HT_CAP_INFO_SHORT_GI40MHZ);
+
+ wpa_msg(wpa_s, MSG_DEBUG, "set_disable_ht40: %d", disabled);
+
+ if (disabled)
+ htcaps->ht_capabilities_info &= ~msk;
+ else
+ htcaps->ht_capabilities_info |= msk;
+
+ htcaps_mask->ht_capabilities_info |= msk;
+
+ return 0;
+}
+
+
+void wpa_supplicant_apply_ht_overrides(
+ struct wpa_supplicant *wpa_s, struct wpa_ssid *ssid,
+ struct wpa_driver_associate_params *params)
+{
+ struct ieee80211_ht_capabilities *htcaps;
+ struct ieee80211_ht_capabilities *htcaps_mask;
+
+ if (!ssid)
+ return;
+
+ params->disable_ht = ssid->disable_ht;
+ if (!params->htcaps || !params->htcaps_mask)
+ return;
+
+ htcaps = (struct ieee80211_ht_capabilities *) params->htcaps;
+ htcaps_mask = (struct ieee80211_ht_capabilities *) params->htcaps_mask;
+ wpa_set_htcap_mcs(wpa_s, htcaps, htcaps_mask, ssid->ht_mcs);
+ wpa_disable_max_amsdu(wpa_s, htcaps, htcaps_mask,
+ ssid->disable_max_amsdu);
+ wpa_set_ampdu_factor(wpa_s, htcaps, htcaps_mask, ssid->ampdu_factor);
+ wpa_set_ampdu_density(wpa_s, htcaps, htcaps_mask, ssid->ampdu_density);
+ wpa_set_disable_ht40(wpa_s, htcaps, htcaps_mask, ssid->disable_ht40);
+}
+
+#endif /* CONFIG_HT_OVERRIDES */
+
+
static int wpa_supplicant_init_iface(struct wpa_supplicant *wpa_s,
struct wpa_interface *iface)
{
return -1;
}
+ wpa_s->hw.modes = wpa_drv_get_hw_feature_data(wpa_s,
+ &wpa_s->hw.num_modes,
+ &wpa_s->hw.flags);
+
if (wpa_drv_get_capa(wpa_s, &capa) == 0) {
+ wpa_s->drv_capa_known = 1;
wpa_s->drv_flags = capa.flags;
- if (capa.flags & WPA_DRIVER_FLAGS_USER_SPACE_MLME) {
- if (ieee80211_sta_init(wpa_s))
- return -1;
- }
+ wpa_s->probe_resp_offloads = capa.probe_resp_offloads;
wpa_s->max_scan_ssids = capa.max_scan_ssids;
+ wpa_s->max_sched_scan_ssids = capa.max_sched_scan_ssids;
+ wpa_s->sched_scan_supported = capa.sched_scan_supported;
+ wpa_s->max_match_sets = capa.max_match_sets;
wpa_s->max_remain_on_chan = capa.max_remain_on_chan;
wpa_s->max_stations = capa.max_stations;
}
if (wpa_supplicant_driver_init(wpa_s) < 0)
return -1;
+#ifdef CONFIG_TDLS
+ if (wpa_tdls_init(wpa_s->wpa))
+ return -1;
+#endif /* CONFIG_TDLS */
+
if (wpa_s->conf->country[0] && wpa_s->conf->country[1] &&
wpa_drv_set_country(wpa_s, wpa_s->conf->country)) {
wpa_dbg(wpa_s, MSG_DEBUG, "Failed to set country");
return -1;
}
- wpa_sm_set_own_addr(wpa_s->wpa, wpa_s->own_addr);
-
if (wpas_wps_init(wpa_s))
return -1;
return -1;
}
-#ifdef CONFIG_IBSS_RSN
- wpa_s->ibss_rsn = ibss_rsn_init(wpa_s);
- if (!wpa_s->ibss_rsn) {
- wpa_dbg(wpa_s, MSG_DEBUG, "Failed to init IBSS RSN");
+ wpa_s->gas = gas_query_init(wpa_s);
+ if (wpa_s->gas == NULL) {
+ wpa_printf(MSG_ERROR, "Failed to initialize GAS query");
return -1;
}
-#endif /* CONFIG_IBSS_RSN */
#ifdef CONFIG_P2P
if (wpas_p2p_init(wpa_s->global, wpa_s) < 0) {
static void wpa_supplicant_deinit_iface(struct wpa_supplicant *wpa_s,
- int notify)
+ int notify, int terminate)
{
if (wpa_s->drv_priv) {
wpa_supplicant_deauthenticate(wpa_s,
wpa_supplicant_cleanup(wpa_s);
+ if (wpa_s->drv_priv)
+ wpa_drv_deinit(wpa_s);
+
if (notify)
wpas_notify_iface_removed(wpa_s);
- if (wpa_s->drv_priv)
- wpa_drv_deinit(wpa_s);
+ if (terminate)
+ wpa_msg(wpa_s, MSG_INFO, WPA_EVENT_TERMINATING);
+
+ if (wpa_s->ctrl_iface) {
+ wpa_supplicant_ctrl_iface_deinit(wpa_s->ctrl_iface);
+ wpa_s->ctrl_iface = NULL;
+ }
+
+ if (wpa_s->conf != NULL) {
+ wpa_config_free(wpa_s->conf);
+ wpa_s->conf = NULL;
+ }
}
if (wpa_supplicant_init_iface(wpa_s, &t_iface)) {
wpa_printf(MSG_DEBUG, "Failed to add interface %s",
iface->ifname);
- wpa_supplicant_deinit_iface(wpa_s, 0);
+ wpa_supplicant_deinit_iface(wpa_s, 0, 0);
os_free(wpa_s);
return NULL;
}
/* Notify the control interfaces about new iface */
if (wpas_notify_iface_added(wpa_s)) {
- wpa_supplicant_deinit_iface(wpa_s, 1);
+ wpa_supplicant_deinit_iface(wpa_s, 1, 0);
os_free(wpa_s);
return NULL;
}
* %wpa_supplicant is terminated.
*/
int wpa_supplicant_remove_iface(struct wpa_global *global,
- struct wpa_supplicant *wpa_s)
+ struct wpa_supplicant *wpa_s,
+ int terminate)
{
struct wpa_supplicant *prev;
if (global->p2p_group_formation == wpa_s)
global->p2p_group_formation = NULL;
- wpa_supplicant_deinit_iface(wpa_s, 1);
+ wpa_supplicant_deinit_iface(wpa_s, 1, terminate);
os_free(wpa_s);
return 0;
}
+/**
+ * wpa_supplicant_get_eap_mode - Get the current EAP mode
+ * @wpa_s: Pointer to the network interface
+ * Returns: Pointer to the eap mode or the string "UNKNOWN" if not found
+ */
+const char * wpa_supplicant_get_eap_mode(struct wpa_supplicant *wpa_s)
+{
+ const char *eapol_method;
+
+ if (wpa_key_mgmt_wpa_ieee8021x(wpa_s->key_mgmt) == 0 &&
+ wpa_s->key_mgmt != WPA_KEY_MGMT_IEEE8021X_NO_WPA) {
+ return "NO-EAP";
+ }
+
+ eapol_method = eapol_sm_get_method_name(wpa_s->eapol);
+ if (eapol_method == NULL)
+ return "UNKNOWN-EAP";
+
+ return eapol_method;
+}
+
+
/**
* wpa_supplicant_get_iface - Get a new network interface
* @global: Pointer to global data from wpa_supplicant_init()
}
+#ifndef CONFIG_NO_WPA_MSG
static const char * wpa_supplicant_msg_ifname_cb(void *ctx)
{
struct wpa_supplicant *wpa_s = ctx;
return NULL;
return wpa_s->ifname;
}
+#endif /* CONFIG_NO_WPA_MSG */
/**
if (params == NULL)
return NULL;
+#ifdef CONFIG_DRIVER_NDIS
+ {
+ void driver_ndis_init_ops(void);
+ driver_ndis_init_ops();
+ }
+#endif /* CONFIG_DRIVER_NDIS */
+
+#ifndef CONFIG_NO_WPA_MSG
wpa_msg_register_ifname_cb(wpa_supplicant_msg_ifname_cb);
+#endif /* CONFIG_NO_WPA_MSG */
wpa_debug_open_file(params->wpa_debug_file_path);
if (params->wpa_debug_syslog)
return NULL;
}
+ random_init(params->entropy_file);
+
global->ctrl_iface = wpa_supplicant_global_ctrl_iface_init(global);
if (global->ctrl_iface == NULL) {
wpa_supplicant_deinit(global);
wpa_supplicant_deinit(global);
return NULL;
}
- for (i = 0; wpa_drivers[i]; i++) {
- if (!wpa_drivers[i]->global_init)
- continue;
- global->drv_priv[i] = wpa_drivers[i]->global_init();
- if (global->drv_priv[i] == NULL) {
- wpa_printf(MSG_ERROR, "Failed to initialize driver "
- "'%s'", wpa_drivers[i]->name);
- wpa_supplicant_deinit(global);
- return NULL;
- }
- }
return global;
}
#endif /* CONFIG_P2P */
while (global->ifaces)
- wpa_supplicant_remove_iface(global, global->ifaces);
+ wpa_supplicant_remove_iface(global, global->ifaces, 1);
if (global->ctrl_iface)
wpa_supplicant_global_ctrl_iface_deinit(global->ctrl_iface);
}
os_free(global->drv_priv);
+ random_deinit();
+
eloop_destroy();
if (global->params.pid_file) {
void wpa_supplicant_update_config(struct wpa_supplicant *wpa_s)
{
+ if ((wpa_s->conf->changed_parameters & CFG_CHANGED_COUNTRY) &&
+ wpa_s->conf->country[0] && wpa_s->conf->country[1]) {
+ char country[3];
+ country[0] = wpa_s->conf->country[0];
+ country[1] = wpa_s->conf->country[1];
+ country[2] = '\0';
+ if (wpa_drv_set_country(wpa_s, country) < 0) {
+ wpa_printf(MSG_ERROR, "Failed to set country code "
+ "'%s'", country);
+ }
+ }
+
#ifdef CONFIG_WPS
wpas_wps_update_config(wpa_s);
#endif /* CONFIG_WPS */
}
-void ieee80211_sta_free_hw_features(struct hostapd_hw_modes *hw_features,
- size_t num_hw_features)
-{
- size_t i;
-
- if (hw_features == NULL)
- return;
-
- for (i = 0; i < num_hw_features; i++) {
- os_free(hw_features[i].channels);
- os_free(hw_features[i].rates);
- }
-
- os_free(hw_features);
-}
-
-
static void add_freq(int *freqs, int *num_freqs, int freq)
{
int i;
int count;
int *freqs = NULL;
+ /*
+ * Remove possible authentication timeout since the connection failed.
+ */
+ eloop_cancel_timeout(wpa_supplicant_timeout, wpa_s, NULL);
+
/*
* Add the failed BSSID into the blacklist and speed up next scan
* attempt if there could be other APs that could accept association.
wpa_supplicant_req_scan(wpa_s, timeout / 1000,
1000 * (timeout % 1000));
}
+
+
+int wpas_driver_bss_selection(struct wpa_supplicant *wpa_s)
+{
+ return wpa_s->conf->ap_scan == 2 ||
+ (wpa_s->drv_flags & WPA_DRIVER_FLAGS_BSS_SELECTION);
+}