Ejemplo n.º 1
0
/**
 * wpas_dbus_ctrl_iface_init - Initialize dbus control interface
 * @global: Pointer to global data from wpa_supplicant_init()
 * Returns: 0 on success or -1 on failure
 *
 * Initialize the dbus control interface for wpa_supplicantand and start
 * receiving commands from external programs over the bus.
 */
int wpas_dbus_ctrl_iface_init(struct wpas_dbus_priv *priv)
{
	struct wpa_dbus_object_desc *obj_desc;
	int ret;

	obj_desc = os_zalloc(sizeof(struct wpa_dbus_object_desc));
	if (!obj_desc) {
		wpa_printf(MSG_ERROR, "Not enough memory "
			   "to create object description");
		return -1;
	}

	wpas_dbus_register(obj_desc, priv->global, NULL,
			   wpas_dbus_global_methods,
			   wpas_dbus_global_properties,
			   wpas_dbus_global_signals);

	wpa_printf(MSG_DEBUG, "dbus: Register D-Bus object '%s'",
		   WPAS_DBUS_NEW_PATH);
	ret = wpa_dbus_ctrl_iface_init(priv, WPAS_DBUS_NEW_PATH,
				       WPAS_DBUS_NEW_SERVICE,
				       obj_desc);
	if (ret < 0)
		free_dbus_object_desc(obj_desc);
	else
		priv->dbus_new_initialized = 1;

	return ret;
}
Ejemplo n.º 2
0
/**
 * 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;
}
Ejemplo n.º 3
0
/**
 * wpas_dbus_register_network - Register a configured network with dbus
 * @wpa_s: wpa_supplicant interface structure
 * @ssid: network configuration data
 * Returns: 0 on success, -1 on failure
 *
 * Registers network representing object with dbus
 */
int wpas_dbus_register_network(struct wpa_supplicant *wpa_s,
			       struct wpa_ssid *ssid)
{
	struct wpas_dbus_priv *ctrl_iface;
	struct wpa_dbus_object_desc *obj_desc;
	struct network_handler_args *arg;
	char net_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(net_obj_path, WPAS_DBUS_OBJECT_PATH_MAX,
		    "%s/" WPAS_DBUS_NEW_NETWORKS_PART "/%u",
		    wpa_s->dbus_new_path, ssid->id);

	wpa_printf(MSG_DEBUG, "dbus: Register network object '%s'",
		   net_obj_path);
	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;
	}

	/* allocate memory for handlers arguments */
	arg = os_zalloc(sizeof(struct network_handler_args));
	if (!arg) {
		wpa_printf(MSG_ERROR, "Not enough memory "
			   "to create arguments for method");
		goto err;
	}

	arg->wpa_s = wpa_s;
	arg->ssid = ssid;

	wpas_dbus_register(obj_desc, arg, wpa_dbus_free, NULL,
			   wpas_dbus_network_properties,
			   wpas_dbus_network_signals);

	if (wpa_dbus_register_object_per_iface(ctrl_iface, net_obj_path,
					       wpa_s->ifname, obj_desc))
		goto err;

	wpas_dbus_signal_network_added(wpa_s, ssid->id);

	return 0;

err:
	free_dbus_object_desc(obj_desc);
	return -1;
}
Ejemplo n.º 4
0
int wpas_dbus_register_interface(struct wpa_supplicant *wpa_s)
{

	struct wpa_dbus_object_desc *obj_desc = NULL;
	struct wpas_dbus_priv *ctrl_iface = wpa_s->global->dbus;
	int next;

	/* Do nothing if the control interface is not turned on */
	if (ctrl_iface == NULL)
		return 0;

	/* Create and set the interface's object path */
	wpa_s->dbus_new_path = os_zalloc(WPAS_DBUS_OBJECT_PATH_MAX);
	if (wpa_s->dbus_new_path == NULL)
		return -1;
	next = ctrl_iface->next_objid++;
	os_snprintf(wpa_s->dbus_new_path, WPAS_DBUS_OBJECT_PATH_MAX,
		    WPAS_DBUS_NEW_PATH_INTERFACES "/%u",
		    next);

	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;
	}

	wpas_dbus_register(obj_desc, wpa_s, NULL, wpas_dbus_interface_methods,
			   wpas_dbus_interface_properties,
			   wpas_dbus_interface_signals);

	wpa_printf(MSG_DEBUG, "dbus: Register interface object '%s'",
		   wpa_s->dbus_new_path);
	if (wpa_dbus_register_object_per_iface(ctrl_iface,
					       wpa_s->dbus_new_path,
					       wpa_s->ifname, obj_desc))
		goto err;

	wpas_dbus_signal_interface_added(wpa_s);

	return 0;

err:
	os_free(wpa_s->dbus_new_path);
	wpa_s->dbus_new_path = NULL;
	free_dbus_object_desc(obj_desc);
	return -1;
}
static void free_dbus_object_desc_cb(DBusConnection *connection, void *obj_dsc)
{
	free_dbus_object_desc(obj_dsc);
}