wpa_supplicant: Update to 07-Jul-2012 TOT
commit a5ed45586c63ffd8f9d2b44e27c251d7bacbeaf4
Author: Jouni Malinen <j@w1.fi>
Date: Sat Jul 7 13:01:45 2012 +0300
WPS SSDP: Fix socket leaks on error paths
Change-Id: I0864aac7fc88fa2a60f5cca7d524b94363410c85
Signed-off-by: Dmitry Shmidt <dimitrysh@google.com>
diff --git a/wpa_supplicant/wpa_supplicant.c b/wpa_supplicant/wpa_supplicant.c
index e1ad4d9..47abd9a 100644
--- a/wpa_supplicant/wpa_supplicant.c
+++ b/wpa_supplicant/wpa_supplicant.c
@@ -42,9 +42,11 @@
#include "p2p_supplicant.h"
#include "notify.h"
#include "bgscan.h"
+#include "autoscan.h"
#include "bss.h"
#include "scan.h"
#include "offchannel.h"
+#include "hs20_supplicant.h"
const char *wpa_supplicant_version =
"wpa_supplicant v" VERSION_STR "\n"
@@ -348,7 +350,7 @@
}
-static void free_hw_features(struct wpa_supplicant *wpa_s)
+void free_hw_features(struct wpa_supplicant *wpa_s)
{
int i;
if (wpa_s->hw.modes == NULL)
@@ -367,6 +369,7 @@
static void wpa_supplicant_cleanup(struct wpa_supplicant *wpa_s)
{
bgscan_deinit(wpa_s);
+ autoscan_deinit(wpa_s);
scard_deinit(wpa_s->scard);
wpa_s->scard = NULL;
wpa_sm_set_scard_ctx(wpa_s->wpa, NULL);
@@ -445,6 +448,11 @@
wpa_s->gas = NULL;
free_hw_features(wpa_s);
+
+ os_free(wpa_s->bssid_filter);
+ wpa_s->bssid_filter = NULL;
+
+ wnm_bss_keep_alive_deinit(wpa_s);
}
@@ -564,6 +572,29 @@
#endif /* CONFIG_BGSCAN */
+static void wpa_supplicant_start_autoscan(struct wpa_supplicant *wpa_s)
+{
+ if (autoscan_init(wpa_s, 0))
+ wpa_dbg(wpa_s, MSG_DEBUG, "Failed to initialize autoscan");
+}
+
+
+static void wpa_supplicant_stop_autoscan(struct wpa_supplicant *wpa_s)
+{
+ autoscan_deinit(wpa_s);
+}
+
+
+void wpa_supplicant_reinit_autoscan(struct wpa_supplicant *wpa_s)
+{
+ if (wpa_s->wpa_state == WPA_DISCONNECTED ||
+ wpa_s->wpa_state == WPA_SCANNING) {
+ autoscan_deinit(wpa_s);
+ wpa_supplicant_start_autoscan(wpa_s);
+ }
+}
+
+
/**
* wpa_supplicant_set_state - Set current connection state
* @wpa_s: Pointer to wpa_supplicant data
@@ -610,6 +641,8 @@
#ifdef CONFIG_P2P
wpas_p2p_completed(wpa_s);
#endif /* CONFIG_P2P */
+
+ sme_sched_obss_scan(wpa_s, 1);
} else if (state == WPA_DISCONNECTED || state == WPA_ASSOCIATING ||
state == WPA_ASSOCIATED) {
wpa_s->new_connection = 1;
@@ -617,6 +650,7 @@
#ifndef IEEE8021X_EAPOL
wpa_drv_set_supp_port(wpa_s, 0);
#endif /* IEEE8021X_EAPOL */
+ sme_sched_obss_scan(wpa_s, 0);
}
wpa_s->wpa_state = state;
@@ -627,6 +661,12 @@
wpa_supplicant_stop_bgscan(wpa_s);
#endif /* CONFIG_BGSCAN */
+ if (state == WPA_AUTHENTICATING)
+ wpa_supplicant_stop_autoscan(wpa_s);
+
+ if (state == WPA_DISCONNECTED || state == WPA_INACTIVE)
+ wpa_supplicant_start_autoscan(wpa_s);
+
if (wpa_s->wpa_state != old_state) {
wpas_notify_state_changed(wpa_s, wpa_s->wpa_state, old_state);
@@ -670,7 +710,7 @@
wpa_s->mgmt_group_cipher = 0;
wpa_s->key_mgmt = 0;
if (wpa_s->wpa_state != WPA_INTERFACE_DISABLED)
- wpa_s->wpa_state = WPA_DISCONNECTED;
+ wpa_supplicant_set_state(wpa_s, WPA_DISCONNECTED);
if (wpa_s->wpa_state != old_state)
wpas_notify_state_changed(wpa_s, wpa_s->wpa_state, old_state);
@@ -749,7 +789,7 @@
wpa_supplicant_update_config(wpa_s);
wpa_supplicant_clear_status(wpa_s);
- if (wpa_supplicant_enabled_networks(wpa_s->conf)) {
+ if (wpa_supplicant_enabled_networks(wpa_s)) {
wpa_s->reassociate = 1;
wpa_supplicant_req_scan(wpa_s, 0, 0);
}
@@ -1254,11 +1294,10 @@
u8 *pos;
size_t len;
int res;
- int p2p_group;
- p2p_group = wpa_s->drv_flags & WPA_DRIVER_FLAGS_P2P_CAPABLE;
pos = wpa_ie + wpa_ie_len;
len = sizeof(wpa_ie) - wpa_ie_len;
- res = wpas_p2p_assoc_req_ie(wpa_s, bss, pos, len, p2p_group);
+ res = wpas_p2p_assoc_req_ie(wpa_s, bss, pos, len,
+ ssid->p2p_group);
if (res >= 0)
wpa_ie_len += res;
}
@@ -1279,6 +1318,20 @@
}
#endif /* CONFIG_P2P */
+#ifdef CONFIG_HS20
+ if (wpa_s->conf->hs20) {
+ struct wpabuf *hs20;
+ hs20 = wpabuf_alloc(20);
+ if (hs20) {
+ wpas_hs20_add_indication(hs20);
+ os_memcpy(wpa_ie + wpa_ie_len, wpabuf_head(hs20),
+ wpabuf_len(hs20));
+ wpa_ie_len += wpabuf_len(hs20);
+ wpabuf_free(hs20);
+ }
+ }
+#endif /* CONFIG_HS20 */
+
#ifdef CONFIG_INTERWORKING
if (wpa_s->conf->interworking) {
u8 *pos = wpa_ie;
@@ -1336,7 +1389,12 @@
if (bss) {
params.ssid = bss->ssid;
params.ssid_len = bss->ssid_len;
- if (!wpas_driver_bss_selection(wpa_s)) {
+ if (!wpas_driver_bss_selection(wpa_s) || ssid->bssid_set) {
+ wpa_printf(MSG_DEBUG, "Limit connection to BSSID "
+ MACSTR " freq=%u MHz based on scan results "
+ "(bssid_set=%d)",
+ MAC2STR(bss->bssid), bss->freq,
+ ssid->bssid_set);
params.bssid = bss->bssid;
params.freq = bss->freq;
}
@@ -1362,6 +1420,7 @@
params.wpa_proto = wpa_s->wpa_proto;
params.auth_alg = algs;
params.mode = ssid->mode;
+ params.bg_scan_period = ssid->bg_scan_period;
for (i = 0; i < NUM_WEP_KEYS; i++) {
if (ssid->wep_key_len[i])
params.wep_key[i] = ssid->wep_key[i];
@@ -1441,6 +1500,7 @@
* succeed.
*/
wpas_connection_failed(wpa_s, wpa_s->pending_bssid);
+ wpa_supplicant_set_state(wpa_s, WPA_DISCONNECTED);
os_memset(wpa_s->pending_bssid, 0, ETH_ALEN);
return;
}
@@ -1534,10 +1594,15 @@
int reason_code)
{
u8 *addr = NULL;
+ union wpa_event_data event;
if (!is_zero_ether_addr(wpa_s->bssid)) {
wpa_drv_disassociate(wpa_s, wpa_s->bssid, reason_code);
addr = wpa_s->bssid;
+ os_memset(&event, 0, sizeof(event));
+ event.disassoc_info.reason_code = (u16) reason_code;
+ event.disassoc_info.locally_generated = 1;
+ wpa_supplicant_event(wpa_s, EVENT_DISASSOC, &event);
}
wpa_supplicant_clear_connection(wpa_s, addr);
@@ -1556,10 +1621,15 @@
int reason_code)
{
u8 *addr = NULL;
+ union wpa_event_data event;
if (!is_zero_ether_addr(wpa_s->bssid)) {
wpa_drv_deauthenticate(wpa_s, wpa_s->bssid, reason_code);
addr = wpa_s->bssid;
+ os_memset(&event, 0, sizeof(event));
+ event.deauth_info.reason_code = (u16) reason_code;
+ event.deauth_info.locally_generated = 1;
+ wpa_supplicant_event(wpa_s, EVENT_DEAUTH, &event);
}
wpa_supplicant_clear_connection(wpa_s, addr);
@@ -1799,6 +1869,29 @@
/**
+ * wpa_supplicant_set_scan_interval - Set scan interval
+ * @wpa_s: wpa_supplicant structure for a network interface
+ * @scan_interval: scan interval in seconds
+ * Returns: 0 if succeed or -1 if scan_interval has an invalid value
+ *
+ */
+int wpa_supplicant_set_scan_interval(struct wpa_supplicant *wpa_s,
+ int scan_interval)
+{
+ if (scan_interval < 0) {
+ wpa_msg(wpa_s, MSG_ERROR, "Invalid scan interval %d",
+ scan_interval);
+ return -1;
+ }
+ wpa_msg(wpa_s, MSG_DEBUG, "Setting scan interval: %d sec",
+ scan_interval);
+ wpa_s->scan_interval = scan_interval;
+
+ return 0;
+}
+
+
+/**
* wpa_supplicant_set_debug_params - Set global debug params
* @global: wpa_global structure
* @debug_level: debug level
@@ -1873,14 +1966,14 @@
entry = wpa_s->conf->ssid;
while (entry) {
- if (!entry->disabled &&
+ if (!wpas_network_disabled(wpa_s, entry) &&
((ssid_len == entry->ssid_len &&
os_memcmp(ssid, entry->ssid, ssid_len) == 0) || wired) &&
(!entry->bssid_set ||
os_memcmp(bssid, entry->bssid, ETH_ALEN) == 0))
return entry;
#ifdef CONFIG_WPS
- if (!entry->disabled &&
+ if (!wpas_network_disabled(wpa_s, entry) &&
(entry->key_mgmt & WPA_KEY_MGMT_WPS) &&
(entry->ssid == NULL || entry->ssid_len == 0) &&
(!entry->bssid_set ||
@@ -1888,7 +1981,7 @@
return entry;
#endif /* CONFIG_WPS */
- if (!entry->disabled && entry->bssid_set &&
+ if (!wpas_network_disabled(wpa_s, entry) && entry->bssid_set &&
entry->ssid_len == 0 &&
os_memcmp(bssid, entry->bssid, ETH_ALEN) == 0)
return entry;
@@ -2111,6 +2204,31 @@
}
+static void wpa_supplicant_rx_eapol_bridge(void *ctx, const u8 *src_addr,
+ const u8 *buf, size_t len)
+{
+ struct wpa_supplicant *wpa_s = ctx;
+ const struct l2_ethhdr *eth;
+
+ if (len < sizeof(*eth))
+ return;
+ eth = (const struct l2_ethhdr *) buf;
+
+ if (os_memcmp(eth->h_dest, wpa_s->own_addr, ETH_ALEN) != 0 &&
+ !(eth->h_dest[0] & 0x01)) {
+ wpa_dbg(wpa_s, MSG_DEBUG, "RX EAPOL from " MACSTR " to " MACSTR
+ " (bridge - not for this interface - ignore)",
+ MAC2STR(src_addr), MAC2STR(eth->h_dest));
+ return;
+ }
+
+ wpa_dbg(wpa_s, MSG_DEBUG, "RX EAPOL from " MACSTR " to " MACSTR
+ " (bridge)", MAC2STR(src_addr), MAC2STR(eth->h_dest));
+ wpa_supplicant_rx_eapol(wpa_s, src_addr, buf + sizeof(*eth),
+ len - sizeof(*eth));
+}
+
+
/**
* wpa_supplicant_driver_init - Initialize driver interface parameters
* @wpa_s: Pointer to wpa_supplicant data
@@ -2133,8 +2251,8 @@
wpa_s->l2_br = l2_packet_init(wpa_s->bridge_ifname,
wpa_s->own_addr,
ETH_P_EAPOL,
- wpa_supplicant_rx_eapol, wpa_s,
- 0);
+ wpa_supplicant_rx_eapol_bridge,
+ wpa_s, 1);
if (wpa_s->l2_br == NULL) {
wpa_msg(wpa_s, MSG_ERROR, "Failed to open l2_packet "
"connection for the bridge interface '%s'",
@@ -2155,7 +2273,7 @@
wpa_s->prev_scan_ssid = WILDCARD_SSID_SCAN;
wpa_s->prev_scan_wildcard = 0;
- if (wpa_supplicant_enabled_networks(wpa_s->conf)) {
+ if (wpa_supplicant_enabled_networks(wpa_s)) {
if (wpa_supplicant_delayed_sched_scan(wpa_s, interface_count,
100000))
wpa_supplicant_req_scan(wpa_s, interface_count,
@@ -2369,6 +2487,48 @@
#endif /* CONFIG_HT_OVERRIDES */
+static int pcsc_reader_init(struct wpa_supplicant *wpa_s)
+{
+#ifdef PCSC_FUNCS
+ size_t len;
+
+ if (!wpa_s->conf->pcsc_reader)
+ return 0;
+
+ wpa_s->scard = scard_init(SCARD_TRY_BOTH, wpa_s->conf->pcsc_reader);
+ if (!wpa_s->scard)
+ return 1;
+
+ if (wpa_s->conf->pcsc_pin &&
+ scard_set_pin(wpa_s->scard, wpa_s->conf->pcsc_pin) < 0) {
+ scard_deinit(wpa_s->scard);
+ wpa_s->scard = NULL;
+ wpa_msg(wpa_s, MSG_ERROR, "PC/SC PIN validation failed");
+ return -1;
+ }
+
+ len = sizeof(wpa_s->imsi) - 1;
+ if (scard_get_imsi(wpa_s->scard, wpa_s->imsi, &len)) {
+ scard_deinit(wpa_s->scard);
+ wpa_s->scard = NULL;
+ wpa_msg(wpa_s, MSG_ERROR, "Could not read IMSI");
+ return -1;
+ }
+ wpa_s->imsi[len] = '\0';
+
+ wpa_s->mnc_len = scard_get_mnc_len(wpa_s->scard);
+
+ wpa_printf(MSG_DEBUG, "SCARD: IMSI %s (MNC length %d)",
+ wpa_s->imsi, wpa_s->mnc_len);
+
+ wpa_sm_set_scard_ctx(wpa_s->wpa, wpa_s->scard);
+ eapol_sm_register_scard_ctx(wpa_s->eapol, wpa_s->scard);
+#endif /* PCSC_FUNCS */
+
+ return 0;
+}
+
+
static int wpa_supplicant_init_iface(struct wpa_supplicant *wpa_s,
struct wpa_interface *iface)
{
@@ -2528,6 +2688,7 @@
if (wpa_drv_get_capa(wpa_s, &capa) == 0) {
wpa_s->drv_capa_known = 1;
wpa_s->drv_flags = capa.flags;
+ wpa_s->drv_enc = capa.enc;
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;
@@ -2590,6 +2751,9 @@
if (wpa_bss_init(wpa_s) < 0)
return -1;
+ if (pcsc_reader_init(wpa_s) < 0)
+ return -1;
+
return 0;
}
@@ -2607,6 +2771,14 @@
wpa_supplicant_cleanup(wpa_s);
+#ifdef CONFIG_P2P
+ if (wpa_s == wpa_s->global->p2p_init_wpa_s && wpa_s->global->p2p) {
+ wpa_dbg(wpa_s, MSG_DEBUG, "P2P: Disable P2P since removing "
+ "the management interface is being removed");
+ wpas_p2p_deinit_global(wpa_s->global);
+ }
+#endif /* CONFIG_P2P */
+
if (wpa_s->drv_priv)
wpa_drv_deinit(wpa_s);
@@ -2693,6 +2865,7 @@
global->ifaces = wpa_s;
wpa_dbg(wpa_s, MSG_DEBUG, "Added interface %s", wpa_s->ifname);
+ wpa_supplicant_set_state(wpa_s, WPA_DISCONNECTED);
return wpa_s;
}
@@ -2821,6 +2994,14 @@
wpa_debug_open_file(params->wpa_debug_file_path);
if (params->wpa_debug_syslog)
wpa_debug_open_syslog();
+ if (params->wpa_debug_tracing) {
+ ret = wpa_debug_open_linux_tracing();
+ if (ret) {
+ wpa_printf(MSG_ERROR,
+ "Failed to enable trace logging");
+ return NULL;
+ }
+ }
ret = eap_register_methods();
if (ret) {
@@ -2978,9 +3159,12 @@
os_free(global->params.override_driver);
os_free(global->params.override_ctrl_interface);
+ os_free(global->p2p_disallow_freq);
+
os_free(global);
wpa_debug_close_syslog();
wpa_debug_close_file();
+ wpa_debug_close_linux_tracing();
}
@@ -3129,15 +3313,119 @@
(wpa_s->drv_flags & WPA_DRIVER_FLAGS_BSS_SELECTION);
}
-#ifdef ANDROID_P2P
+
+#if defined(CONFIG_CTRL_IFACE) || defined(CONFIG_CTRL_IFACE_DBUS_NEW)
+int wpa_supplicant_ctrl_iface_ctrl_rsp_handle(struct wpa_supplicant *wpa_s,
+ struct wpa_ssid *ssid,
+ const char *field,
+ const char *value)
+{
+#ifdef IEEE8021X_EAPOL
+ struct eap_peer_config *eap = &ssid->eap;
+
+ wpa_printf(MSG_DEBUG, "CTRL_IFACE: response handle field=%s", field);
+ wpa_hexdump_ascii_key(MSG_DEBUG, "CTRL_IFACE: response value",
+ (const u8 *) value, os_strlen(value));
+
+ switch (wpa_supplicant_ctrl_req_from_string(field)) {
+ case WPA_CTRL_REQ_EAP_IDENTITY:
+ os_free(eap->identity);
+ eap->identity = (u8 *) os_strdup(value);
+ eap->identity_len = os_strlen(value);
+ eap->pending_req_identity = 0;
+ if (ssid == wpa_s->current_ssid)
+ wpa_s->reassociate = 1;
+ break;
+ case WPA_CTRL_REQ_EAP_PASSWORD:
+ os_free(eap->password);
+ eap->password = (u8 *) os_strdup(value);
+ eap->password_len = os_strlen(value);
+ eap->pending_req_password = 0;
+ if (ssid == wpa_s->current_ssid)
+ wpa_s->reassociate = 1;
+ break;
+ case WPA_CTRL_REQ_EAP_NEW_PASSWORD:
+ os_free(eap->new_password);
+ eap->new_password = (u8 *) os_strdup(value);
+ eap->new_password_len = os_strlen(value);
+ eap->pending_req_new_password = 0;
+ if (ssid == wpa_s->current_ssid)
+ wpa_s->reassociate = 1;
+ break;
+ case WPA_CTRL_REQ_EAP_PIN:
+ os_free(eap->pin);
+ eap->pin = os_strdup(value);
+ eap->pending_req_pin = 0;
+ if (ssid == wpa_s->current_ssid)
+ wpa_s->reassociate = 1;
+ break;
+ case WPA_CTRL_REQ_EAP_OTP:
+ os_free(eap->otp);
+ eap->otp = (u8 *) os_strdup(value);
+ eap->otp_len = os_strlen(value);
+ os_free(eap->pending_req_otp);
+ eap->pending_req_otp = NULL;
+ eap->pending_req_otp_len = 0;
+ break;
+ case WPA_CTRL_REQ_EAP_PASSPHRASE:
+ os_free(eap->private_key_passwd);
+ eap->private_key_passwd = (u8 *) os_strdup(value);
+ eap->pending_req_passphrase = 0;
+ if (ssid == wpa_s->current_ssid)
+ wpa_s->reassociate = 1;
+ break;
+ default:
+ wpa_printf(MSG_DEBUG, "CTRL_IFACE: Unknown field '%s'", field);
+ return -1;
+ }
+
+ return 0;
+#else /* IEEE8021X_EAPOL */
+ wpa_printf(MSG_DEBUG, "CTRL_IFACE: IEEE 802.1X not included");
+ return -1;
+#endif /* IEEE8021X_EAPOL */
+}
+#endif /* CONFIG_CTRL_IFACE || CONFIG_CTRL_IFACE_DBUS_NEW */
+
+
+int wpas_network_disabled(struct wpa_supplicant *wpa_s, struct wpa_ssid *ssid)
+{
+ int i;
+ unsigned int drv_enc;
+
+ if (ssid == NULL)
+ return 1;
+
+ if (ssid->disabled)
+ return 1;
+
+ if (wpa_s && wpa_s->drv_capa_known)
+ drv_enc = wpa_s->drv_enc;
+ else
+ drv_enc = (unsigned int) -1;
+
+ for (i = 0; i < NUM_WEP_KEYS; i++) {
+ size_t len = ssid->wep_key_len[i];
+ if (len == 0)
+ continue;
+ if (len == 5 && (drv_enc & WPA_DRIVER_CAPA_ENC_WEP40))
+ continue;
+ if (len == 13 && (drv_enc & WPA_DRIVER_CAPA_ENC_WEP104))
+ continue;
+ if (len == 16 && (drv_enc & WPA_DRIVER_CAPA_ENC_WEP128))
+ continue;
+ return 1; /* invalid WEP key */
+ }
+
+ return 0;
+}
+
+
int wpas_is_p2p_prioritized(struct wpa_supplicant *wpa_s)
{
if (wpa_s->global->conc_pref == WPA_CONC_PREF_P2P)
return 1;
if (wpa_s->global->conc_pref == WPA_CONC_PREF_STA)
return 0;
-
- /* IF conc_priority is not set, return -1 */
return -1;
}
-#endif