C++ wpas_dbus_signal_prop_changed函数代码示例

void wpas_notify_state_changed(struct wpa_supplicant *wpa_s,
			       enum wpa_states new_state,
			       enum wpa_states old_state)
{
	/* notify the old DBus API */
	wpa_supplicant_dbus_notify_state_change(wpa_s, new_state,
						old_state);

	/* notify the new DBus API */
	wpas_dbus_signal_prop_changed(wpa_s, WPAS_DBUS_PROP_STATE);

#ifdef CONFIG_P2P
	if (new_state == WPA_COMPLETED)
		wpas_p2p_notif_connected(wpa_s);
	else if (old_state >= WPA_ASSOCIATED && new_state < WPA_ASSOCIATED)
		wpas_p2p_notif_disconnected(wpa_s);
#endif /* CONFIG_P2P */

	sme_state_changed(wpa_s);

#ifdef ANDROID
	wpa_msg_ctrl(wpa_s, MSG_INFO, WPA_EVENT_STATE_CHANGE
		     "id=%d state=%d BSSID=" MACSTR " SSID=%s",
		     wpa_s->current_ssid ? wpa_s->current_ssid->id : -1,
		     new_state,
		     MAC2STR(wpa_s->bssid),
		     wpa_s->current_ssid && wpa_s->current_ssid->ssid ?
		     wpa_ssid_txt(wpa_s->current_ssid->ssid,
				  wpa_s->current_ssid->ssid_len) : "");
#endif /* ANDROID */
}

void wpas_notify_auth_changed(struct wpa_supplicant *wpa_s)
{
	if (wpa_s->p2p_mgmt)
		return;

	wpas_dbus_signal_prop_changed(wpa_s, WPAS_DBUS_PROP_CURRENT_AUTH_MODE);
}

void wpas_notify_ap_scan_changed(struct wpa_supplicant *wpa_s)
{
	if (wpa_s->p2p_mgmt)
		return;

	wpas_dbus_signal_prop_changed(wpa_s, WPAS_DBUS_PROP_AP_SCAN);
}

void wpas_notify_bssid_changed(struct wpa_supplicant *wpa_s)
{
	if (wpa_s->p2p_mgmt)
		return;

	wpas_dbus_signal_prop_changed(wpa_s, WPAS_DBUS_PROP_CURRENT_BSS);
}

void wpas_notify_assoc_status_code(struct wpa_supplicant *wpa_s)
{
	if (wpa_s->p2p_mgmt)
		return;

	wpas_dbus_signal_prop_changed(wpa_s, WPAS_DBUS_PROP_ASSOC_STATUS_CODE);
}

void wpas_notify_network_changed(struct wpa_supplicant *wpa_s)
{
	if (wpa_s->p2p_mgmt)
		return;

	wpas_dbus_signal_prop_changed(wpa_s, WPAS_DBUS_PROP_CURRENT_NETWORK);
}

void wpas_notify_disconnect_reason(struct wpa_supplicant *wpa_s)
{
	if (wpa_s->p2p_mgmt)
		return;

	wpas_dbus_signal_prop_changed(wpa_s, WPAS_DBUS_PROP_DISCONNECT_REASON);
}

/**
 * wpas_dbus_unregister_bss - Unregister a scanned BSS from dbus
 * @wpa_s: wpa_supplicant interface structure
 * @bssid: scanned network bssid
 * @id: unique BSS identifier
 * Returns: 0 on success, -1 on failure
 *
 * Unregisters BSS representing object from dbus
 */
int wpas_dbus_unregister_bss(struct wpa_supplicant *wpa_s,
			     u8 bssid[ETH_ALEN], unsigned int id)
{
	struct wpas_dbus_priv *ctrl_iface;
	char bss_obj_path[WPAS_DBUS_OBJECT_PATH_MAX];

	/* Do nothing if the control interface is not turned on */
	if (wpa_s == NULL || wpa_s->global == NULL)
		return 0;
	ctrl_iface = wpa_s->global->dbus;
	if (ctrl_iface == NULL)
		return 0;

	os_snprintf(bss_obj_path, WPAS_DBUS_OBJECT_PATH_MAX,
		    "%s/" WPAS_DBUS_NEW_BSSIDS_PART "/%u",
		    wpa_s->dbus_new_path, id);

	wpa_printf(MSG_DEBUG, "dbus: Unregister BSS object '%s'",
		   bss_obj_path);
	if (wpa_dbus_unregister_object_per_iface(ctrl_iface, bss_obj_path)) {
		wpa_printf(MSG_ERROR, "dbus: Cannot unregister BSS object %s",
			   bss_obj_path);
		return -1;
	}

	wpas_dbus_signal_bss_removed(wpa_s, bss_obj_path);
	wpas_dbus_signal_prop_changed(wpa_s, WPAS_DBUS_PROP_BSSS);

	return 0;
}

void wpas_notify_scanning(struct wpa_supplicant *wpa_s)
{
	/* notify the old DBus API */
	wpa_supplicant_dbus_notify_scanning(wpa_s);

	/* notify the new DBus API */
	wpas_dbus_signal_prop_changed(wpa_s, WPAS_DBUS_PROP_SCANNING);
}

/**
 * wpas_dbus_register_bss - Register a scanned BSS with dbus
 * @wpa_s: wpa_supplicant interface structure
 * @bssid: scanned network bssid
 * @id: unique BSS identifier
 * Returns: 0 on success, -1 on failure
 *
 * Registers BSS representing object with dbus
 */
int wpas_dbus_register_bss(struct wpa_supplicant *wpa_s,
			   u8 bssid[ETH_ALEN], unsigned int id)
{
	struct wpas_dbus_priv *ctrl_iface;
	struct wpa_dbus_object_desc *obj_desc;
	char bss_obj_path[WPAS_DBUS_OBJECT_PATH_MAX];
	struct bss_handler_args *arg;

	/* Do nothing if the control interface is not turned on */
	if (wpa_s == NULL || wpa_s->global == NULL)
		return 0;
	ctrl_iface = wpa_s->global->dbus;
	if (ctrl_iface == NULL)
		return 0;

	os_snprintf(bss_obj_path, WPAS_DBUS_OBJECT_PATH_MAX,
		    "%s/" WPAS_DBUS_NEW_BSSIDS_PART "/%u",
		    wpa_s->dbus_new_path, id);

	obj_desc = os_zalloc(sizeof(struct wpa_dbus_object_desc));
	if (!obj_desc) {
		wpa_printf(MSG_ERROR, "Not enough memory "
			   "to create object description");
		goto err;
	}

	arg = os_zalloc(sizeof(struct bss_handler_args));
	if (!arg) {
		wpa_printf(MSG_ERROR, "Not enough memory "
			   "to create arguments for handler");
		goto err;
	}
	arg->wpa_s = wpa_s;
	arg->id = id;

	wpas_dbus_register(obj_desc, arg, wpa_dbus_free, NULL,
			   wpas_dbus_bss_properties,
			   wpas_dbus_bss_signals);

	wpa_printf(MSG_DEBUG, "dbus: Register BSS object '%s'",
		   bss_obj_path);
	if (wpa_dbus_register_object_per_iface(ctrl_iface, bss_obj_path,
					       wpa_s->ifname, obj_desc)) {
		wpa_printf(MSG_ERROR,
			   "Cannot register BSSID dbus object %s.",
			   bss_obj_path);
		goto err;
	}

	wpas_dbus_signal_bss_added(wpa_s, bss_obj_path);
	wpas_dbus_signal_prop_changed(wpa_s, WPAS_DBUS_PROP_BSSS);

	return 0;

err:
	free_dbus_object_desc(obj_desc);
	return -1;
}

void wpas_notify_state_changed(struct wpa_supplicant *wpa_s,
			       enum wpa_states new_state,
			       enum wpa_states old_state)
{
	/* notify the old DBus API */
	wpa_supplicant_dbus_notify_state_change(wpa_s, new_state,
						old_state);

	/* notify the new DBus API */
	wpas_dbus_signal_prop_changed(wpa_s, WPAS_DBUS_PROP_STATE);
}

void wpas_notify_bssid_changed(struct wpa_supplicant *wpa_s)
{
	wpas_dbus_signal_prop_changed(wpa_s, WPAS_DBUS_PROP_CURRENT_BSS);
}

void wpas_notify_ap_scan_changed(struct wpa_supplicant *wpa_s)
{
	wpas_dbus_signal_prop_changed(wpa_s, WPAS_DBUS_PROP_AP_SCAN);
}