#if defined TIZEN_EXT
#define WIFI_EAP_FAST_PAC_FILE "/var/lib/wifi/wifi.pac" /* path of Pac file for EAP-FAST */
+
+ /* Wi-Fi Signal Strength (for 2.4G (dB))
+ * Excellent : ~ -63
+ * Good : -64 ~ -74
+ * Weak : -75 ~ -82
+ * Very weak : -83 ~ -88
+ * No signal : -89 ~
+ *
+ * Wi-Fi Signal Strength (for 5G (dB))
+ * Excellent : ~ -67
+ * Good : -68 ~ -76
+ * Weak : -77 ~ -82
+ * Very weak : -83 ~ -88
+ * No signal : -89 ~
+ */
+#define RSSI_LEVEL_2_5G -77
+#define RSSI_LEVEL_2_24G -75
+#define RSSI_LEVEL_3_5G -68
+#define RSSI_LEVEL_3_24G -64
+#define WIFI_BSSID_STR_LEN 18
+#define MAC2STR(a) (a)[0], (a)[1], (a)[2], (a)[3], (a)[4], (a)[5]
+#define MACSTR "%02x:%02x:%02x:%02x:%02x:%02x"
+#define ROAM_SCAN_INTERVAL 60 /* 60 seconds */
#endif
static struct connman_technology *wifi_technology = NULL;
}
}
+static gboolean need_bss_transition(uint16_t freq, int snr, int strength)
+{
+ /*
+ * Since bssid->strength is a positive value,
+ * it need to be changed to its original value.
+ */
+ int signal = strength - 120;
+
+ /*
+ * If the currently connected AP matches the following conditions,
+ * scan for BSS transition is started.
+ * - SNR is less than 20 or RSSI level is less than 3
+ */
+ if (snr < 20 && snr != 0)
+ return TRUE;
+ else if (freq > 4900 && signal <= RSSI_LEVEL_2_5G)
+ return TRUE;
+ else if (freq <= 4900 && signal <= RSSI_LEVEL_2_24G)
+ return TRUE;
+
+ return FALSE;
+}
+
+static gboolean check_bss_condition(uint16_t freq, int snr, uint16_t strength)
+{
+ /*
+ * Since bssid->strength is a positive value,
+ * it need to be changed to its original value.
+ */
+ int signal = strength - 120;
+
+ /*
+ * If the AP that matches the following conditions exists in the SCAN result,
+ * BSS transition is started.
+ * - SNR is 25 or more and RSSI level is greater than 3
+ */
+ if (snr < 25 && snr != 0)
+ return FALSE;
+
+ if (freq > 4900 && signal > RSSI_LEVEL_3_5G)
+ return TRUE;
+ else if (freq <= 4900 && signal > RSSI_LEVEL_3_24G)
+ return TRUE;
+
+ return FALSE;
+}
+
static void scan_callback_hidden(int result,
GSupplicantInterface *interface, void *user_data);
+
+static int network_disconnect(struct connman_network *network);
#endif
static void scan_callback(int result, GSupplicantInterface *interface,
struct wifi_data *wifi = connman_device_get_data(device);
bool scanning;
#if defined TIZEN_EXT
+ bool roaming_needed = false;
+ bool roaming_ap_found = false;
GSList *list = NULL;
+ GSList *bssid_list = NULL;
bool favorite_exists = false;
struct connman_network *network = NULL;
struct connman_service *service = NULL;
if (service != NULL &&
(connman_service_get_favorite(service) == true) &&
(connman_service_get_autoconnect(service) == true)) {
- DBG("Favorite service exists [%s]", connman_network_get_string(network, "Name"));
+ DBG("Favorite service exists [%s]",
+ connman_network_get_string(network, "Name"));
favorite_exists = true;
break;
}
/* On error, let's recall scan_callback, which will cleanup */
return scan_callback(ret, interface, user_data);
}
- }
+ } else
+ wifi->allow_full_scan = false;
#endif
scanning = connman_device_get_scanning(device, CONNMAN_SERVICE_TYPE_WIFI);
connman_device_unref(device);
#if defined TIZEN_EXT
- if (wifi && wifi->scan_pending_network && result != -EIO) {
+ if (!wifi)
+ goto done;
+
+ if (wifi->scan_pending_network && result != -EIO) {
network_connect(wifi->scan_pending_network);
wifi->scan_pending_network = NULL;
connman_network_set_connecting(wifi->network);
+ } else if (connman_setting_get_bool("WifiRoaming") && wifi->network) {
+ bssid_list = connman_network_get_bssid_list(wifi->network);
+
+ if (g_slist_length(bssid_list) <= 1)
+ goto done;
+
+ if (!connman_network_get_connected(wifi->network))
+ goto done;
+
+ if (connman_network_get_bool(wifi->network, "WiFi.Roaming"))
+ goto done;
+
+ if (!need_bss_transition(
+ connman_network_get_frequency(wifi->network),
+ connman_network_get_snr(wifi->network),
+ connman_network_get_strength(wifi->network)))
+ goto done;
+
+ for (bssid_list; bssid_list; bssid_list = bssid_list->next) {
+ struct g_connman_bssids *bssid = bssid_list->data;
+
+ if (check_bss_condition(bssid->frequency,
+ bssid->score_snr, bssid->strength))
+ roaming_ap_found = true;
+ }
+
+ if (roaming_ap_found) {
+ char bssid_buff[WIFI_BSSID_STR_LEN] = {0,};
+ char *bssid_str = bssid_buff;
+ unsigned char *bssid;
+
+ bssid = connman_network_get_bssid(wifi->network);
+ snprintf(bssid_str, WIFI_BSSID_STR_LEN, MACSTR, MAC2STR(bssid));
+ connman_network_set_string(wifi->network,
+ "WiFi.RoamingCurBSSID", bssid_str);
+
+ network_disconnect(wifi->network);
+ wifi->pending_network = wifi->network;
+ connman_network_set_bool(wifi->network, "WiFi.Roaming", true);
+ }
}
+done:
if (is_wifi_notifier_registered != true &&
wifi_first_scan == true && found_with_first_scan == true) {
wifi_first_scan = false;
return;
found:
+ if (connman_network_get_bool(network, "WiFi.Roaming")) {
+ if (result < 0 ) {
+ connman_network_set_bool(network, "WiFi.Roaming", false);
+ connman_network_set_string(network,
+ "WiFi.RoamingCurBSSID", NULL);
+ } else {
+ char bssid_buff[WIFI_BSSID_STR_LEN] = {0,};
+ char *bssid_str = bssid_buff;
+ unsigned char *bssid;
+ const char *cur_bssid;
+
+ bssid = g_supplicant_interface_get_add_network_bssid(interface);
+ if (!bssid) {
+ connman_network_set_bool(network, "WiFi.Roaming", false);
+ connman_network_set_string(network,
+ "WiFi.RoamingCurBSSID", NULL);
+ } else {
+ snprintf(bssid_str,
+ WIFI_BSSID_STR_LEN,
+ MACSTR, MAC2STR(bssid));
+
+ connman_network_set_string(network,
+ "WiFi.RoamingDstBSSID", bssid_str);
+
+ cur_bssid = connman_network_get_string(network,
+ "WiFi.RoamingCurBSSID");
+
+ __connman_technology_notify_roaming_state(ifname,
+ "started", cur_bssid, bssid_str);
+ }
+ }
+ }
#endif
if (result == -ENOKEY) {
connman_network_set_error(network,
return;
}
+#if defined TIZEN_EXT
+ if (wifi->network &&
+ (wifi->network != wifi->pending_network ||
+ connman_network_get_bool(wifi->network, "WiFi.Roaming")))
+#else
if (wifi->network && wifi->network != wifi->pending_network)
+#endif
connman_network_set_connected(wifi->network, false);
wifi->network = NULL;
}
static void signalpoll_callback(int result, int maxspeed, int strength,
- void *user_data)
-{
+ int snr, void *user_data)
+{
+ char bssid_buff[WIFI_BSSID_STR_LEN] = {0,};
+ char *bssid_str = bssid_buff;
+ unsigned char *bssid;
+ struct timespec curr_time = {0};
+ __time_t roam_scan_time;
+ const char *interface = NULL;
+ struct connman_device *device;
struct connman_network *network = user_data;
+ uint16_t freq = connman_network_get_frequency(network);
if (result != 0) {
DBG("Failed to get maxspeed from signalpoll !");
if (strength > 100)
strength = 100;
- DBG("maxspeed = %d, strength = %d", maxspeed, strength);
+ DBG("freq = %u, maxspeed = %d, strength = %d, snr = %d", freq, maxspeed, strength, snr);
connman_network_set_strength(network, (uint8_t)strength);
+ connman_network_set_snr(network, snr);
connman_network_set_maxspeed(network, maxspeed);
set_connection_mode(network, maxspeed);
+ clock_gettime(CLOCK_MONOTONIC, &curr_time);
+ roam_scan_time = connman_network_get_roam_scan_time(network);
+ if (curr_time.tv_sec <= roam_scan_time + ROAM_SCAN_INTERVAL)
+ goto done;
+
+ if (need_bss_transition(freq, snr, strength)) {
+ device = connman_network_get_device(network);
+ if (!device)
+ goto done;
+
+ interface = connman_device_get_string(device, "Interface");
+ bssid = connman_network_get_bssid(network);
+ snprintf(bssid_str, WIFI_BSSID_STR_LEN, MACSTR, MAC2STR(bssid));
+ __connman_technology_notify_roaming_state(interface, "required", bssid_str, NULL);
+
+ if (connman_setting_get_bool("WifiRoamingScan") == false)
+ goto done;
+
+ throw_wifi_scan(device, scan_callback);
+ connman_network_set_roam_scan_time(network, curr_time.tv_sec);
+ }
+
+done:
connman_network_unref(network);
}
if (wifi->network)
connman_network_unref(wifi->network);
+
return FALSE;
}
return false;
}
- if (wifi->state != G_SUPPLICANT_STATE_ASSOCIATING &&
+ if (wifi->state != G_SUPPLICANT_STATE_AUTHENTICATING &&
+ wifi->state != G_SUPPLICANT_STATE_ASSOCIATING &&
wifi->state != G_SUPPLICANT_STATE_ASSOCIATED) {
wifi->assoc_retry_count = 0;
return false;
* however QA team recommends that the invalid-key error
* might be better to display for user experience.
*/
- connman_network_set_error(network, CONNMAN_NETWORK_ERROR_ASSOCIATE_FAIL);
+ switch (wifi->state) {
+ case G_SUPPLICANT_STATE_AUTHENTICATING:
+ connman_network_set_error(network, CONNMAN_NETWORK_ERROR_AUTHENTICATE_FAIL);
+ break;
+ case G_SUPPLICANT_STATE_ASSOCIATED:
+ connman_network_set_error(network, CONNMAN_NETWORK_ERROR_INVALID_KEY);
+ break;
+ default:
+ connman_network_set_error(network, CONNMAN_NETWORK_ERROR_ASSOCIATE_FAIL);
+ break;
+ }
return false;
}
switch (state) {
case G_SUPPLICANT_STATE_SCANNING:
+#if defined TIZEN_EXT
+ if (wifi->automaxspeed_timeout != 0) {
+ g_source_remove(wifi->automaxspeed_timeout);
+ wifi->automaxspeed_timeout = 0;
+ DBG("Remove signalpoll timer!!");
+ }
+#endif
if (wifi->connected)
connman_network_set_connected(network, false);
}
#endif
+
+#if defined TIZEN_EXT
+static GSList *get_supported_security_list(unsigned int keymgmt,
+ bool owe_transition_mode,
+ GSupplicantNetwork *supplicant_network)
+{
+ GSList *sec_list = NULL;
+ dbus_bool_t privacy = g_supplicant_network_get_privacy(supplicant_network);
+ const char *enc_mode = g_supplicant_network_get_enc_mode(supplicant_network);
+
+ if (keymgmt &
+ (G_SUPPLICANT_KEYMGMT_WPA_EAP |
+ G_SUPPLICANT_KEYMGMT_WPA_EAP_256))
+ sec_list = g_slist_prepend (sec_list, "ieee8021x");
+ else if (keymgmt & G_SUPPLICANT_KEYMGMT_WPA_FT_EAP)
+ sec_list = g_slist_prepend (sec_list, "ft_ieee8021x");
+
+ if (sec_list)
+ return sec_list;
+
+ if (keymgmt &
+ (G_SUPPLICANT_KEYMGMT_WPA_PSK |
+ G_SUPPLICANT_KEYMGMT_WPA_PSK_256)) {
+ if (!g_strcmp0(enc_mode, "aes"))
+ sec_list = g_slist_prepend (sec_list, "rsn");
+ else if (!g_strcmp0(enc_mode, "tkip"))
+ sec_list = g_slist_prepend (sec_list, "psk");
+ else if (!g_strcmp0(enc_mode, "mixed")) {
+ sec_list = g_slist_prepend (sec_list, "psk");
+ sec_list = g_slist_prepend (sec_list, "rsn");
+ }
+ } else if (keymgmt & G_SUPPLICANT_KEYMGMT_WPA_FT_PSK)
+ sec_list = g_slist_prepend (sec_list, "ft_psk");
+
+ if (keymgmt & G_SUPPLICANT_KEYMGMT_SAE)
+ sec_list = g_slist_prepend (sec_list, "sae");
+ if (keymgmt & G_SUPPLICANT_KEYMGMT_OWE || owe_transition_mode)
+ sec_list = g_slist_prepend (sec_list, "owe");
+ if (keymgmt & G_SUPPLICANT_KEYMGMT_DPP)
+ sec_list = g_slist_prepend (sec_list, "dpp");
+
+ if (sec_list)
+ return sec_list;
+
+ if (privacy)
+ sec_list = g_slist_prepend (sec_list, "wep");
+ else
+ sec_list = g_slist_prepend (sec_list, "none");
+
+ return sec_list;
+}
+#endif
+
static void network_added(GSupplicantNetwork *supplicant_network)
{
struct connman_network *network;
const unsigned char *transition_mode_ssid;
const unsigned char *transition_mode_bssid;
unsigned int transition_mode_ssid_len;
+ unsigned int keymgmt;
GSList *vsie_list = NULL;
+ GSList *sec_list = NULL;
const unsigned char *country_code;
ieee80211_modes_e phy_mode;
#endif
g_supplicant_network_get_frequency(supplicant_network));
#if defined TIZEN_EXT
+ keymgmt = g_supplicant_network_get_keymgmt(supplicant_network);
connman_network_set_bssid(network,
g_supplicant_network_get_bssid(supplicant_network));
owe_transition_mode = (bool)g_supplicant_network_get_transition_mode(supplicant_network);
transition_mode_bssid = g_supplicant_network_get_transition_mode_bssid(supplicant_network);
connman_network_set_transition_mode_bssid(network, transition_mode_bssid);
}
+
+ sec_list = get_supported_security_list(keymgmt,
+ owe_transition_mode, supplicant_network);
+
+ connman_network_set_sec_list(network, sec_list);
connman_network_set_maxrate(network,
g_supplicant_network_get_maxrate(supplicant_network));
connman_network_set_enc_mode(network,
g_supplicant_network_get_enc_mode(supplicant_network));
connman_network_set_rsn_mode(network,
g_supplicant_network_get_rsn_mode(supplicant_network));
- connman_network_set_keymgmt(network,
- g_supplicant_network_get_keymgmt(supplicant_network));
+ connman_network_set_keymgmt(network, keymgmt);
connman_network_set_bool(network, "WiFi.HS20AP",
g_supplicant_network_is_hs20AP(supplicant_network));
connman_network_set_bssid_list(network,
calculate_strength(network));
update_needed = true;
}
-#if defined TIZEN_EXT
+#if defined TIZEN_EXT && defined TIZEN_EXT_INS
else if (g_str_equal(property, "LastConnectedBSSID")) {
const char *ident, *group;
char *service_ident;
g_supplicant_network_get_last_connected_bssid(network));
update_needed = true;
- } else if (g_str_equal(property, "UpdateAssocReject")) {
+ }
+#endif /* defined TIZEN_EXT && defined TIZEN_EXT_INS */
+#if defined TIZEN_EXT
+ else if (g_str_equal(property, "UpdateAssocReject")) {
connman_network_set_assoc_reject_table(connman_network,
g_supplicant_network_get_assoc_reject_table(network));
update_needed = true;
return g_supplicant_set_country(alpha2, regdom_callback, NULL);
}
-#if defined TIZEN_EXT
+#if defined TIZEN_EXT && defined TIZEN_EXT_INS
static void supp_ins_init(void)
{
const char *string;
connman_setting_get_int("INSSignalLevel3_24GHz")
);
}
-#endif
+#endif /* defined TIZEN_EXT && defined TIZEN_EXT_INS */
static struct connman_technology_driver tech_driver = {
.name = "wifi",
failed_bssids = g_hash_table_new_full(g_str_hash, g_str_equal, g_free, NULL);
#endif
-#if defined TIZEN_EXT
+#if defined TIZEN_EXT && defined TIZEN_EXT_INS
supp_ins_init();
-#endif
+#endif /* defined TIZEN_EXT && defined TIZEN_EXT_INS */
return 0;
}
projects / platform / upstream / connman.git / blobdiff