1 /*
2  * Copyright (C) 2018 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 package com.android.server.connectivity;
18 
19 /**
20  * A class encapsulating various constants used by Connectivity.
21  * @hide
22  */
23 public class ConnectivityConstants {
24     // IPC constants
25     public static final String ACTION_NETWORK_CONDITIONS_MEASURED =
26             "android.net.conn.NETWORK_CONDITIONS_MEASURED";
27     public static final String EXTRA_CONNECTIVITY_TYPE = "extra_connectivity_type";
28     public static final String EXTRA_NETWORK_TYPE = "extra_network_type";
29     public static final String EXTRA_RESPONSE_RECEIVED = "extra_response_received";
30     public static final String EXTRA_IS_CAPTIVE_PORTAL = "extra_is_captive_portal";
31     public static final String EXTRA_CELL_ID = "extra_cellid";
32     public static final String EXTRA_SSID = "extra_ssid";
33     public static final String EXTRA_BSSID = "extra_bssid";
34     /** real time since boot */
35     public static final String EXTRA_REQUEST_TIMESTAMP_MS = "extra_request_timestamp_ms";
36     public static final String EXTRA_RESPONSE_TIMESTAMP_MS = "extra_response_timestamp_ms";
37 
38     public static final String PERMISSION_ACCESS_NETWORK_CONDITIONS =
39             "android.permission.ACCESS_NETWORK_CONDITIONS";
40 
41     // Penalty applied to scores of Networks that have not been validated.
42     public static final int UNVALIDATED_SCORE_PENALTY = 40;
43 
44     // Score for explicitly connected network.
45     //
46     // This ensures that a) the explicitly selected network is never trumped by anything else, and
47     // b) the explicitly selected network is never torn down.
48     public static final int MAXIMUM_NETWORK_SCORE = 100;
49     // VPNs typically have priority over other networks. Give them a score that will
50     // let them win every single time.
51     public static final int VPN_DEFAULT_SCORE = 101;
52 }
53