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/*
 * Copyright (C) 2020 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.contexthub@1.2;

import @1.0::ContextHubMsg;
import @1.0::HubAppInfo;
import @1.1::Setting;

/**
 * Used to indicate the type of user setting that has changed.
 */
enum Setting : @1.1::Setting {
    /**
     * Indicates that the WiFi capabilities can be used in CHRE. This setting
     * follows the overall availability of WiFi-related functionality within
     * the Android framework, for example if WiFi is disabled for connectivity
     * purposes but is enabled for location purposes (scanning), then
     * WIFI_AVAILABLE is enabled.
     */
    WIFI_AVAILABLE,
    AIRPLANE_MODE,

    /**
     * Indicates if the microphone access is available for CHRE. Microphone
     * access is disabled if the user has turned off the microphone as a
     * privacy setting, in which case audio data cannot be used and propagated
     * by CHRE.
     */
    MICROPHONE,
};

struct ContextHubMsg {
    @1.0::ContextHubMsg msg_1_0;

    /**
     * The list of Android permissions held by the sending nanoapp at the time
     * the message was sent.
     *
     * The framework MUST drop messages to host apps that don't have a superset
     * of the permissions that the sending nanoapp is using.
     */
    vec<string> permissions;
};

struct HubAppInfo {
    @1.0::HubAppInfo info_1_0;

    /**
     * The list of Android permissions used by this nanoapp. This list MUST
     * correspond to the permissions required for an equivalent Android app to
     * sample similar signals through the Android framework.
     *
     * For example, if a nanoapp used location-based signals, the permissions
     * list MUST contains android.permission.ACCESS_FINE_LOCATION and
     * android.permission.ACCESS_BACKGROUND_LOCATION. If it were to also list to
     * audio data, it would require adding android.permission.RECORD_AUDIO to
     * this list.
     */
    vec<string> permissions;
};