#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"
}
+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_supplicant_cancel_scan(wpa_s);
wpa_supplicant_cancel_auth_timeout(wpa_s);
- ieee80211_sta_deinit(wpa_s);
-
wpas_wps_deinit(wpa_s);
wpabuf_free(wpa_s->pending_eapol_rx);
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);
}
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;
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));
if (ssid->key_mgmt &
(WPA_KEY_MGMT_PSK | WPA_KEY_MGMT_FT_PSK | WPA_KEY_MGMT_PSK_SHA256))
+ {
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;
}
#ifdef CONFIG_TDLS
- wpa_tdls_ap_ies(wpa_s->wpa, (const u8 *) (bss + 1), bss->ie_len);
+ 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) &&
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
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;
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);
+ ret = wpa_drv_associate(wpa_s, ¶ms);
if (ret < 0) {
wpa_msg(wpa_s, MSG_INFO, "Association request to the driver "
"failed");
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;
}
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;
+ }
+
+ wpa_s->connect_without_scan = NULL;
wpa_s->disconnected = 0;
wpa_s->reassociate = 1;
wpa_supplicant_req_scan(wpa_s, 0, 0);
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;
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 {
for (i = 0; wpa_drivers[i]; i++) {
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;
- }
+ 0)
+ return select_driver(wpa_s, i);
}
driver = pos + 1;
wpa_s->prev_scan_ssid = WILDCARD_SSID_SCAN;
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);
wpa_s->scan_interval = 5;
wpa_s->new_connection = 1;
wpa_s->parent = wpa_s;
+ wpa_s->sched_scanning = 0;
return wpa_s;
}
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->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;
}
return -1;
}
+ wpa_s->gas = gas_query_init(wpa_s);
+ if (wpa_s->gas == NULL) {
+ wpa_printf(MSG_ERROR, "Failed to initialize GAS query");
+ return -1;
+ }
+
#ifdef CONFIG_P2P
if (wpas_p2p_init(wpa_s->global, wpa_s) < 0) {
wpa_msg(wpa_s, MSG_ERROR, "Failed to init P2P");
return NULL;
}
- random_init();
+ random_init(params->entropy_file);
global->ctrl_iface = wpa_supplicant_global_ctrl_iface_init(global);
if (global->ctrl_iface == NULL) {
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;
}
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;
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);
+}
projects / thirdparty / hostap.git / blobdiff