/*
* Create client handle for addrconf forwarder
*/
static dbus_bool_t
ni_objectmodel_addrconf_forwarder_call(ni_dbus_addrconf_forwarder_t *forwarder,
ni_netdev_t *dev, const char *method_name,
const ni_uuid_t *uuid, const ni_dbus_variant_t *dict,
DBusError *error)
{
ni_dbus_object_t *object;
char object_path[256];
ni_dbus_variant_t argv[2];
int argc = 0;
dbus_bool_t rv;
if (forwarder->supplicant.client == NULL) {
forwarder->supplicant.client = ni_create_dbus_client(forwarder->supplicant.bus_name);
if (forwarder->supplicant.client == NULL) {
dbus_set_error(error, "unable to create call forwarder for %s",
forwarder->supplicant.bus_name);
return FALSE;
}
ni_dbus_client_add_signal_handler(forwarder->supplicant.client,
forwarder->supplicant.bus_name, /* sender must be the supplicant */
NULL, /* any object */
NI_OBJECTMODEL_ADDRCONF_INTERFACE, /* interface */
ni_objectmodel_addrconf_signal_handler,
forwarder);
}
/* Build the path of the object to talk to in the supplicant service */
snprintf(object_path, sizeof(object_path), "%s/%u",
forwarder->supplicant.object_path, dev->link.ifindex);
object = ni_dbus_client_object_new(forwarder->supplicant.client,
&forwarder->class, object_path,
forwarder->supplicant.interface, NULL);
/* Build the arguments. Note that we don't clone the dict, we just assign it
* to argv[1]. Thus, we must make sure we never call ni_dbus_variant_destroy on argv[1] */
memset(argv, 0, sizeof(argv));
ni_dbus_variant_set_uuid(&argv[argc++], uuid);
if (dict)
argv[argc++] = *dict;
/* Call the supplicant's method */
rv = ni_dbus_object_call_variant(object, forwarder->supplicant.interface, method_name, argc, argv, 0, NULL, error);
ni_dbus_object_free(object);
ni_dbus_variant_destroy(&argv[0]);
return rv;
}
/*
* Identify an interface by name
*/
char *
ni_call_device_by_name(ni_dbus_object_t *list_object, const char *name)
{
DBusError error = DBUS_ERROR_INIT;
ni_dbus_variant_t arg = NI_DBUS_VARIANT_INIT;
ni_dbus_variant_t res = NI_DBUS_VARIANT_INIT;
char *result = NULL;
ni_dbus_variant_set_string(&arg, name);
if (ni_dbus_object_call_variant(list_object, NULL, "deviceByName", 1, &arg, 1, &res, &error)) {
const char *value;
if (ni_dbus_variant_get_string(&res, &value))
result = strdup(value);
} else {
ni_dbus_print_error(&error, "%s.deviceByName(%s): failed",
list_object->path, name);
dbus_error_free(&error);
}
ni_dbus_variant_destroy(&arg);
ni_dbus_variant_destroy(&res);
return result;
}
