Handle the case that best_bss is NULL
[platform/upstream/connman.git] / gsupplicant / supplicant.c
index d59085d..36625d0 100755 (executable)
 
 static DBusConnection *connection;
 
+#if defined TIZEN_EXT && defined TIZEN_EXT_EAP_ON_ETHERNET
+static GSupplicantCallbacks *callbacks_pointer;
+#else /* defined TIZEN_EXT && defined TIZEN_EXT_EAP_ON_ETHERNET */
 static const GSupplicantCallbacks *callbacks_pointer;
+#endif /* defined TIZEN_EXT && defined TIZEN_EXT_EAP_ON_ETHERNET */
 
 static dbus_bool_t system_available = FALSE;
 static dbus_bool_t system_ready = FALSE;
@@ -448,6 +452,10 @@ struct assoc_count_data {
 static unsigned int last_connected_bss_timeout = 0;
 #endif
 
+static void interface_get_params(DBusMessageIter *iter, void *user_data);
+static void interface_get_result(const char *error,
+                               DBusMessageIter *iter, void *user_data);
+
 static int network_remove(struct interface_data *data);
 
 #if defined TIZEN_EXT_WIFI_MESH
@@ -906,6 +914,19 @@ static void callback_sta_deauthorized(GSupplicantInterface *interface,
        callbacks_pointer->sta_deauthorized(interface, addr);
 }
 
+#if defined TIZEN_EXT && defined TIZEN_EXT_EAP_ON_ETHERNET
+static void callback_eap(GSupplicantInterface *interface, bool status)
+{
+       if (!callbacks_pointer)
+               return;
+
+       if (!callbacks_pointer->eap)
+               return;
+
+       callbacks_pointer->eap(interface, status);
+}
+#endif /* defined TIZEN_EXT && defined TIZEN_EXT_EAP_ON_ETHERNET */
+
 static void callback_peer_found(GSupplicantPeer *peer)
 {
        if (!callbacks_pointer)
@@ -2438,16 +2459,30 @@ static char *create_group(struct g_supplicant_bss *bss)
        return g_string_free(str, FALSE);
 }
 
+static void update_network_with_best_bss(GSupplicantNetwork *network,
+               struct g_supplicant_bss *best_bss)
+{
+       network->signal = best_bss->signal;
+       network->frequency = best_bss->frequency;
+       network->best_bss = best_bss;
+}
+
 static bool update_best_bss(GSupplicantNetwork *network,
                struct g_supplicant_bss *bss, struct g_supplicant_bss *best_bss)
 {
        int score_new;
        int score_best;
 
+       if (network->best_bss == NULL) {
+               update_network_with_best_bss(network, bss);
+               return true;
+       }
+
        score_new = calculate_score(
                compare_bssid(bss->bssid, network->last_connected_bssid),
                get_assoc_reject_cnt(network->assoc_reject_table, bss->bssid),
                bss->frequency, bss->signal);
+
        score_best = calculate_score(
                compare_bssid(network->best_bss->bssid, network->last_connected_bssid),
                get_assoc_reject_cnt(network->assoc_reject_table, network->best_bss->bssid),
@@ -2458,9 +2493,7 @@ static bool update_best_bss(GSupplicantNetwork *network,
                        MAC2STR(bss->bssid), score_new,
                        MAC2STR(network->best_bss->bssid), score_best);
 
-               network->signal = bss->signal;
-               network->frequency = bss->frequency;
-               network->best_bss = bss;
+               update_network_with_best_bss(network, bss);
 
                SUPPLICANT_DBG("Update best BSS for %s", network->name);
 
@@ -3441,6 +3474,21 @@ static void wps_property(const char *key, DBusMessageIter *iter,
 
 }
 
+#if defined TIZEN_EXT && defined TIZEN_EXT_EAP_ON_ETHERNET
+void g_supplicant_replace_config_file(const char *ifname, const char *config_file)
+{
+       if (!ifname)
+              return;
+
+       if (!config_file)
+               return;
+
+       SUPPLICANT_DBG("New {%s, %s}", ifname, config_file);
+       g_hash_table_replace(config_file_table,
+                       g_strdup(ifname), g_strdup(config_file));
+}
+#endif /* defined TIZEN_EXT && defined TIZEN_EXT_EAP_ON_ETHERNET */
+
 static void interface_property(const char *key, DBusMessageIter *iter,
                                                        void *user_data)
 {
@@ -4015,6 +4063,40 @@ static void signal_sta_deauthorized(const char *path, DBusMessageIter *iter)
        callback_sta_deauthorized(interface, addr);
 }
 
+#if defined TIZEN_EXT && defined TIZEN_EXT_EAP_ON_ETHERNET
+static void signal_eap(const char *path, DBusMessageIter *iter)
+{
+       GSupplicantInterface *interface;
+       const char *str = NULL;
+
+       SUPPLICANT_DBG("EAPOL_DEBUG callback eap signal");
+
+       interface = g_hash_table_lookup(interface_table, path);
+       if (!interface)
+               return;
+
+       // TODO: Identify EAP fail condition, currently timeout is used for failure.
+
+       dbus_message_iter_get_basic(iter, &str);
+       if (!str)
+               return;
+
+       if (g_strcmp0("completion", str))
+               return;
+
+       dbus_message_iter_next(iter);
+
+       dbus_message_iter_get_basic(iter, &str);
+       if (!str)
+               return;
+
+       if (!g_strcmp0("success", str))
+               callback_eap(interface, true);
+       else
+               callback_eap(interface, false);
+}
+#endif /* defined TIZEN_EXT && defined TIZEN_EXT_EAP_ON_ETHERNET */
+
 static void signal_bss_changed(const char *path, DBusMessageIter *iter)
 {
        GSupplicantInterface *interface;
@@ -5090,6 +5172,10 @@ static struct {
                signal_mesh_peer_disconnected },
 #endif
 
+#if defined TIZEN_EXT && defined TIZEN_EXT_EAP_ON_ETHERNET
+       { SUPPLICANT_INTERFACE ".Interface", "EAP", signal_eap },
+#endif /* defined TIZEN_EXT && defined TIZEN_EXT_EAP_ON_ETHERNET */
+
        { }
 };
 
@@ -5414,11 +5500,29 @@ static void interface_create_result(const char *error,
        struct interface_create_data *data = user_data;
        const char *path = NULL;
        int err;
+#if defined TIZEN_EXT
+       int ret;
+#endif
 
        SUPPLICANT_DBG("");
 
        if (error) {
                g_message("error %s", error);
+#if defined TIZEN_EXT
+               SUPPLICANT_DBG("error %s", error);
+               if (strcmp(error, "fi.w1.wpa_supplicant1.InterfaceExists") == 0) {
+                       SUPPLICANT_DBG("Send method: GetInterface");
+                       ret = supplicant_dbus_method_call(SUPPLICANT_PATH,
+                                       SUPPLICANT_INTERFACE,
+                                       "GetInterface",
+                                       interface_get_params,
+                                       interface_get_result, user_data,
+                                       NULL);
+                       if (ret < 0)
+                               interface_create_data_free(data);
+                       return;
+               }
+#endif
                err = -EIO;
                goto done;
        }
@@ -5500,6 +5604,53 @@ static void interface_create_params(DBusMessageIter *iter, void *user_data)
        supplicant_dbus_dict_close(iter, &dict);
 }
 
+#if defined TIZEN_EXT
+static void interface_get_state(const char *key, DBusMessageIter *iter,
+               void *user_data)
+{
+       struct interface_create_data *data = user_data;
+       GSupplicantInterface *interface = NULL;
+       const char *str = NULL;
+
+       SUPPLICANT_DBG("key[%s]", key);
+
+       if (!data) {
+               SUPPLICANT_DBG("data is NULL");
+               return;
+       }
+
+       interface = data->interface;
+       if (!interface) {
+               SUPPLICANT_DBG("interface is NULL");
+               return;
+       }
+
+       if (iter)
+               dbus_message_iter_get_basic(iter, &str);
+
+       if (str) {
+               if (string2state(str) != interface->state)
+                       interface->state = string2state(str);
+       }
+
+       if (interface->state == G_SUPPLICANT_STATE_DISABLED)
+               interface->ready = FALSE;
+       else
+               interface->ready = TRUE;
+
+       SUPPLICANT_DBG("state %s (%d)", str, interface->state);
+
+       if (data->callback) {
+               data->callback(0, interface, data->user_data);
+#if defined TIZEN_EXT_WIFI_MESH
+               callback_mesh_support(interface);
+#endif
+       }
+
+       interface_create_data_free(data);
+}
+#endif
+
 static void interface_get_result(const char *error,
                                DBusMessageIter *iter, void *user_data)
 {
@@ -5527,6 +5678,16 @@ static void interface_get_result(const char *error,
                goto done;
        }
 
+#if defined TIZEN_EXT
+       data->interface = interface;
+       err = supplicant_dbus_property_get(path,
+                       SUPPLICANT_INTERFACE ".Interface",
+                       "State", interface_get_state, data, NULL);
+
+       if (err == 0)
+               return;
+#endif
+
        if (data->callback) {
                data->callback(0, interface, data->user_data);
 #if !defined TIZEN_EXT
@@ -5711,6 +5872,7 @@ int g_supplicant_interface_create(const char *ifname, const char *driver,
        data->callback = callback;
        data->user_data = user_data;
 
+#if !defined TIZEN_EXT
        ret = supplicant_dbus_method_call(SUPPLICANT_PATH,
                                                SUPPLICANT_INTERFACE,
                                                "GetInterface",
@@ -5719,6 +5881,16 @@ int g_supplicant_interface_create(const char *ifname, const char *driver,
                                                NULL);
        if (ret < 0)
                interface_create_data_free(data);
+#else
+       ret = supplicant_dbus_method_call(SUPPLICANT_PATH,
+                                               SUPPLICANT_INTERFACE,
+                                               "CreateInterface",
+                                               interface_create_params,
+                                               interface_create_result, data,
+                                               NULL);
+       if (ret < 0)
+               interface_create_data_free(data);
+#endif
 
        return ret;
 }
@@ -5764,7 +5936,6 @@ static void interface_remove_params(DBusMessageIter *iter, void *user_data)
                                                        &data->interface->path);
 }
 
-
 int g_supplicant_interface_remove(GSupplicantInterface *interface,
                        GSupplicantInterfaceCallback callback,
                                                        void *user_data)
@@ -8221,7 +8392,37 @@ void g_supplicant_set_ins_settings(GSupplicantINSPreferredFreq preferred_freq_bs
 }
 #endif
 
+#if defined TIZEN_EXT && defined TIZEN_EXT_EAP_ON_ETHERNET
+void g_supplicant_register_eap_callback(g_supplicant_eap_callback cb)
+{
+       SUPPLICANT_DBG("g_supplicant_register_eap_callback %p", cb);
+
+       if (!callbacks_pointer) {
+               SUPPLICANT_DBG("callbacks_pointer is NULL");
+               return;
+       }
+
+       callbacks_pointer->eap = cb;
+}
+
+void g_supplicant_unregister_eap_callback(void)
+{
+       SUPPLICANT_DBG("g_supplicant_unregister_eap_callback");
+
+       if (!callbacks_pointer) {
+               SUPPLICANT_DBG("callbacks_pointer is NULL");
+               return;
+       }
+
+       callbacks_pointer->eap = NULL;
+}
+#endif /* defined TIZEN_EXT && defined TIZEN_EXT_EAP_ON_ETHERNET */
+
+#if defined TIZEN_EXT && defined TIZEN_EXT_EAP_ON_ETHERNET
+int g_supplicant_register(GSupplicantCallbacks *callbacks)
+#else /* defined TIZEN_EXT && defined TIZEN_EXT_EAP_ON_ETHERNET */
 int g_supplicant_register(const GSupplicantCallbacks *callbacks)
+#endif /* defined TIZEN_EXT && defined TIZEN_EXT_EAP_ON_ETHERNET */
 {
        connection = dbus_bus_get(DBUS_BUS_SYSTEM, NULL);
        if (!connection)
@@ -8283,6 +8484,7 @@ int g_supplicant_register(const GSupplicantCallbacks *callbacks)
        } else
                invoke_introspect_method();
 
+       SUPPLICANT_DBG("supplicant dbus setup completed");
        return 0;
 }