/*
 * 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.
 */
syntax = "proto2";
package android.stats.connectivity;
option java_multiple_files = true;
option java_outer_classname = "TetheringProto";

enum ErrorCode {
    EC_NO_ERROR = 0;
    EC_UNKNOWN_IFACE = 1;
    EC_SERVICE_UNAVAIL = 2;
    EC_UNSUPPORTED = 3;
    EC_UNAVAIL_IFACE = 4;
    EC_INTERNAL_ERROR = 5;
    EC_TETHER_IFACE_ERROR = 6;
    EC_UNTETHER_IFACE_ERROR = 7;
    EC_ENABLE_FORWARDING_ERROR = 8;
    EC_DISABLE_FORWARDING_ERROR = 9;
    EC_IFACE_CFG_ERROR = 10;
    EC_PROVISIONING_FAILED = 11;
    EC_DHCPSERVER_ERROR = 12;
    EC_ENTITLEMENT_UNKNOWN = 13;
    EC_NO_CHANGE_TETHERING_PERMISSION = 14;
    EC_NO_ACCESS_TETHERING_PERMISSION = 15;
    EC_UNKNOWN_TYPE = 16;
}

enum DownstreamType {
    // Unspecific tethering type.
    DS_UNSPECIFIED = 0;
    // Wifi tethering type.
    DS_TETHERING_WIFI = 1;
    // USB tethering type.
    DS_TETHERING_USB = 2;
    // Bluetooth tethering type.
    DS_TETHERING_BLUETOOTH = 3;
    // Wifi P2p tethering type.
    DS_TETHERING_WIFI_P2P = 4;
    // NCM (Network Control Model) local tethering type.
    DS_TETHERING_NCM = 5;
    // Ethernet tethering type.
    DS_TETHERING_ETHERNET = 6;
}

enum UpstreamType {
    UT_UNKNOWN = 0;
    // Indicates upstream using a Cellular transport.
    UT_CELLULAR = 1;
    // Indicates upstream using a Wi-Fi transport.
    UT_WIFI = 2;
    // Indicates upstream using a Bluetooth transport.
    UT_BLUETOOTH = 3;
    // Indicates upstream using an Ethernet transport.
    UT_ETHERNET = 4;
    // Indicates upstream using a Wi-Fi Aware transport.
    UT_WIFI_AWARE = 5;
    // Indicates upstream using a LoWPAN transport.
    UT_LOWPAN = 6;
    // Indicates upstream using a Cellular+VPN transport.
    UT_CELLULAR_VPN = 7;
    // Indicates upstream using a Wi-Fi+VPN transport.
    UT_WIFI_VPN = 8;
    // Indicates upstream using a Bluetooth+VPN transport.
    UT_BLUETOOTH_VPN = 9;
    // Indicates upstream using an Ethernet+VPN transport.
    UT_ETHERNET_VPN = 10;
    // Indicates upstream using a Wi-Fi+Cellular+VPN transport.
    UT_WIFI_CELLULAR_VPN = 11;
    // Indicates upstream using for test only.
    UT_TEST = 12;
    // Indicates upstream using DUN capability + Cellular transport.
    UT_DUN_CELLULAR = 13;
    // Indicates upstream using for local only.
    UT_LOCAL_ONLY = 14;
    // Indicates upstream without any available transport.
    UT_NO_NETWORK = 15;
}

enum UserType {
    // Unknown.
    USER_UNKNOWN = 0;
    // Settings.
    USER_SETTINGS = 1;
    // System UI.
    USER_SYSTEMUI = 2;
    // Google mobile service.
    USER_GMS = 3;
}