/*
 * Copyright 2022 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package android.hardware.wifi@1.6;

import @1.0::WifiStatus;
import @1.5::IWifiStaIface;

/**
 * Interface used to represent a single STA iface.
 *
 * IWifiChip.createStaIface() must return a @1.6::IWifiStaIface when supported.
 */
interface IWifiStaIface extends @1.5::IWifiStaIface {
    /**
     * Retrieve the latest link layer stats.
     * Must fail if |StaIfaceCapabilityMask.LINK_LAYER_STATS| is not set or if
     * link layer stats collection hasn't been explicitly enabled.
     *
     * @return status WifiStatus of the operation.
     *     Possible status codes:
     *     |WifiStatusCode.SUCCESS|,
     *     |WifiStatusCode.ERROR_WIFI_IFACE_INVALID|,
     *     |WifiStatusCode.ERROR_NOT_SUPPORTED|,
     *     |WifiStatusCode.ERROR_NOT_STARTED|,
     *     |WifiStatusCode.ERROR_NOT_AVAILABLE|,
     *     |WifiStatusCode.ERROR_UNKNOWN|
     * @return stats Instance of |LinkLayerStats|.
     */
    getLinkLayerStats_1_6() generates (WifiStatus status, StaLinkLayerStats stats);
};