/*
 * Copyright (C) 2019 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.
 */

syntax = "proto2";
package android.debug;

option java_outer_classname = "AdbProtoEnums";
option java_multiple_files = true;

/**
 * adb connection state used to track adb connection changes in AdbDebuggingManager.java.
 */
enum AdbConnectionStateEnum {
    UNKNOWN = 0;

    /**
     * The adb connection is waiting for approval from the user.
     */
    AWAITING_USER_APPROVAL = 1;

    /**
     * The user allowed the adb connection from the system.
     */
    USER_ALLOWED = 2;

    /**
     * The user denied the adb connection from the system.
     */
    USER_DENIED = 3;

    /**
     * The adb connection was automatically allowed without user interaction due to the system
     * being previously allowed by the user with the 'always allow' option selected, and the adb
     * grant has not yet expired.
     */
    AUTOMATICALLY_ALLOWED = 4;

    /**
     * An empty or invalid base64 encoded key was provided to the framework; the connection was
     * automatically denied.
     */
    DENIED_INVALID_KEY = 5;

    /**
     * vold decrypt has not yet occurred; the connection was automatically denied.
     */
    DENIED_VOLD_DECRYPT = 6;

    /**
     * The adb session has been disconnected.
     */
    DISCONNECTED = 7;
}