void
nm_supplicant_manager_iface_release (NMSupplicantManager *self,
                                     NMSupplicantInterface *iface)
{
	NMSupplicantManagerPrivate *priv;
	const char *ifname, *op;

	g_return_if_fail (NM_IS_SUPPLICANT_MANAGER (self));
	g_return_if_fail (NM_IS_SUPPLICANT_INTERFACE (iface));

	ifname = nm_supplicant_interface_get_ifname (iface);
	g_assert (ifname);

	priv = NM_SUPPLICANT_MANAGER_GET_PRIVATE (self);

	g_return_if_fail (g_hash_table_lookup (priv->ifaces, ifname) == iface);

	/* Ask wpa_supplicant to remove this interface */
	op = nm_supplicant_interface_get_object_path (iface);
	if (priv->running && priv->proxy && op) {
		g_dbus_proxy_call (priv->proxy,
		                   "RemoveInterface",
		                   g_variant_new ("(o)", op),
		                   G_DBUS_CALL_FLAGS_NONE,
		                   3000,
		                   NULL,
		                   NULL,
		                   NULL);
	}

	g_hash_table_remove (priv->ifaces, ifname);
}
void
nm_supplicant_manager_iface_release (NMSupplicantManager *self,
                                     NMSupplicantInterface *iface)
{
	NMSupplicantManagerPrivate *priv;
	const char *ifname, *op;

	g_return_if_fail (NM_IS_SUPPLICANT_MANAGER (self));
	g_return_if_fail (NM_IS_SUPPLICANT_INTERFACE (iface));

	ifname = nm_supplicant_interface_get_ifname (iface);
	g_assert (ifname);

	priv = NM_SUPPLICANT_MANAGER_GET_PRIVATE (self);

	g_return_if_fail (g_hash_table_lookup (priv->ifaces, ifname) == iface);

	/* Ask wpa_supplicant to remove this interface */
	op = nm_supplicant_interface_get_object_path (iface);
	if (priv->running && priv->proxy && op) {
		dbus_g_proxy_call_no_reply (priv->proxy, "RemoveInterface",
			                        DBUS_TYPE_G_OBJECT_PATH, op,
			                        G_TYPE_INVALID);
	}

	g_hash_table_remove (priv->ifaces, ifname);
}
/**
 * nm_supplicant_manager_create_interface:
 * @self: the #NMSupplicantManager
 * @ifname: the interface for which to obtain the supplicant interface
 * @is_wireless: whether the interface is supposed to be wireless.
 *
 * Note: the manager owns a reference to the instance and the only way to
 *   get the manager to release it, is by dropping all other references
 *   to the supplicant-interface (or destroying the manager).
 *
 * Retruns: (transfer-full): returns a #NMSupplicantInterface or %NULL.
 *   Must be unrefed at the end.
 * */
NMSupplicantInterface *
nm_supplicant_manager_create_interface (NMSupplicantManager *self,
                                        const char *ifname,
                                        gboolean is_wireless)
{
	NMSupplicantManagerPrivate *priv;
	NMSupplicantInterface *iface;
	GSList *ifaces;

	g_return_val_if_fail (NM_IS_SUPPLICANT_MANAGER (self), NULL);
	g_return_val_if_fail (ifname != NULL, NULL);

	priv = NM_SUPPLICANT_MANAGER_GET_PRIVATE (self);

	nm_log_dbg (LOGD_SUPPLICANT, "(%s): creating new supplicant interface", ifname);

	/* assert against not requesting duplicate interfaces. */
	for (ifaces = priv->ifaces; ifaces; ifaces = ifaces->next) {
		if (g_strcmp0 (nm_supplicant_interface_get_ifname (ifaces->data), ifname) == 0)
			g_return_val_if_reached (NULL);
	}

	iface = nm_supplicant_interface_new (ifname,
	                                     is_wireless,
	                                     priv->fast_supported,
	                                     priv->ap_support);

	priv->ifaces = g_slist_prepend (priv->ifaces, iface);
	g_object_add_toggle_ref ((GObject *) iface, _sup_iface_last_ref, self);

	/* If we're making the supplicant take a time out for a bit, don't
	 * let the supplicant interface start immediately, just let it hang
	 * around in INIT state until we're ready to talk to the supplicant
	 * again.
	 */
	if (is_available (self))
		nm_supplicant_interface_set_supplicant_available (iface, TRUE);

	return iface;
}
NMSupplicantInterface *
nm_supplicant_manager_iface_get (NMSupplicantManager * self,
                                 const char *ifname,
                                 gboolean is_wireless)
{
	NMSupplicantManagerPrivate *priv;
	NMSupplicantInterface *iface = NULL;
	gboolean start_now;

	g_return_val_if_fail (NM_IS_SUPPLICANT_MANAGER (self), NULL);
	g_return_val_if_fail (ifname != NULL, NULL);

	priv = NM_SUPPLICANT_MANAGER_GET_PRIVATE (self);

	iface = g_hash_table_lookup (priv->ifaces, ifname);
	if (!iface) {
		/* If we're making the supplicant take a time out for a bit, don't
		 * let the supplicant interface start immediately, just let it hang
		 * around in INIT state until we're ready to talk to the supplicant
		 * again.
		 */
		start_now = !die_count_exceeded (priv->die_count);

		nm_log_dbg (LOGD_SUPPLICANT, "(%s): creating new supplicant interface", ifname);
		iface = nm_supplicant_interface_new (ifname,
		                                     is_wireless,
		                                     priv->fast_supported,
		                                     priv->ap_support,
		                                     start_now);
		if (iface) {
			g_hash_table_insert (priv->ifaces,
			                     (char *) nm_supplicant_interface_get_ifname (iface),
			                     iface);
		}
	} else {
		nm_log_dbg (LOGD_SUPPLICANT, "(%s): returning existing supplicant interface", ifname);
	}

	return iface;
}