1/* 2 * Copyright (C) 2011 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 17package android.net; 18 19import android.net.INetworkStatsSession; 20import android.net.NetworkStats; 21import android.net.NetworkStatsHistory; 22import android.net.NetworkTemplate; 23 24/** {@hide} */ 25interface INetworkStatsService { 26 27 /** Start a statistics query session. */ 28 INetworkStatsSession openSession(); 29 30 /** Start a statistics query session. If calling package is profile or device owner then it is 31 * granted automatic access if apiLevel is NetworkStatsManager.API_LEVEL_DPC_ALLOWED. If 32 * apiLevel is at least NetworkStatsManager.API_LEVEL_REQUIRES_PACKAGE_USAGE_STATS then 33 * PACKAGE_USAGE_STATS permission is always checked. If PACKAGE_USAGE_STATS is not granted 34 * READ_NETWORK_USAGE_STATS is checked for. 35 */ 36 INetworkStatsSession openSessionForUsageStats(String callingPackage); 37 38 /** Return network layer usage total for traffic that matches template. */ 39 long getNetworkTotalBytes(in NetworkTemplate template, long start, long end); 40 41 /** Return data layer snapshot of UID network usage. */ 42 NetworkStats getDataLayerSnapshotForUid(int uid); 43 /** Return set of any ifaces associated with mobile networks since boot. */ 44 String[] getMobileIfaces(); 45 46 /** Increment data layer count of operations performed for UID and tag. */ 47 void incrementOperationCount(int uid, int tag, int operationCount); 48 49 /** Mark given UID as being in foreground for stats purposes. */ 50 void setUidForeground(int uid, boolean uidForeground); 51 52 /** Force update of ifaces. */ 53 void forceUpdateIfaces(); 54 /** Force update of statistics. */ 55 void forceUpdate(); 56 57 /** Advise persistance threshold; may be overridden internally. */ 58 void advisePersistThreshold(long thresholdBytes); 59 60} 61